China Px60 Series Helical Gear Planetary Gearbox for Robotic, Printing and Textile Machinery helical gearbox diagram

Solution Description

Px60 Collection Helical Gear Planetary Gearbox for Robotic, Printing and Textile Machinery

Planetary gearbox is a sort of reducer with vast versatility. The internal equipment adopts low carbon alloy metal carburizing quenching and grinding or nitriding method. Planetary gearbox has the attributes of tiny structure measurement, large output torque, substantial pace ratio, high effectiveness, secure and reputable efficiency, and so forth. The interior equipment of the planetary gearbox can be divided into spur equipment and helical equipment. Consumers can select the appropriate precision reducer according to the demands of the software.

Merchandise Parameters

one.Integrated composition,substantial precision,substantial rigidity
two.Double support cage earth provider structure,higher dependability,suited for substantial-velocity and repeated CZPT and reverse rotation
3.With axial clearance adjustment perform
four.Keyway can be opened in the pressure shaft
five.The framework is scientific and can bear increased axial and radial forces
6.Helical transmission,generate a lot more stable and have potential higher
seven.Low backlash,much more accurate positioning
8.Measurement assortment:forty two–120mm
nine.Ratio variety:3-one hundred
ten.Precision selection:1-3arcmin (P1)3-5arcmin(P2)

Specifications				PX42	PX60	PX90	PX120	PX140	PX180
Technal Parameters				PX42	PX60	PX90	PX120	PX140	PX180
Max. Torque			Nm	1.5times rated torque
Emergency End Torque			Nm	2.5times rated torque
Max. Radial Load			N	780	1530	3250	6700	9400	14500
Max. Axial Load			N	390	630	1300	3000	4700	7250
Torsional Rigidity			Nm/arcmin	two.five	6	12	23	forty seven	a hundred thirty
Max.Enter Velocity			rpm	8000	8000	8000	8000	6000	6000
Rated Enter Speed			rpm	4000	4000	3000	3000	3000	3000
Noise			dB	≤56	≤58	≤60	≤65	≤68	≤68
Average Daily life Time			h	20000
Efficiency Of Total Load			%	L1≥95% L2≥90%
Return Backlash	P1	L1	arcmin	/	≤3	≤3	≤3	≤3	≤3
	P1	L2	arcmin	/	≤5	≤5	≤5	≤5	≤5
	P2	L1	arcmin	≤5	≤5	≤5	≤5	≤5	≤5
	P2	L2	arcmin	≤7	≤7	≤7	≤7	≤7	≤7
Instant Of Inertia Desk	L1	three	Kg*cm2	/	.sixteen	.sixty one	three.25	9.21	28.ninety eight
		four	Kg*cm2	.03	.14	.forty eight	2.74	seven.fifty four	23.67
		5	Kg*cm2	.03	.thirteen	.47	2.seventy one	7.forty two	23.29
		7	Kg*cm2	.03	.13	.forty five	2.sixty two	7.fourteen	22.forty eight
		eight	Kg*cm2	.03	.thirteen	.45	two.6	/	/
		10	Kg*cm2	.03	.13	.four	2.57	7.03	22.fifty one
	L2	twelve	Kg*cm2	/	.thirteen	.forty five	.45	2.63	7.3
		fifteen	Kg*cm2	/	.13	.forty five	.forty five	2.63	7.three
		20	Kg*cm2	.03	.13	.45	.45	two.sixty three	7.3
		twenty five	Kg*cm2	.03	.thirteen	.45	.four	two.sixty three	7.3
		28	Kg*cm2	.03	.13	.45	.forty five	2.43	seven.1
		thirty	Kg*cm2	/	.13	.45	.45	2.forty three	six.92
		35	Kg*cm2	.03	.thirteen	.four	.four	2.forty three	seven.one
		forty	Kg*cm2	.03	.13	.45	.45	2.43	6.ninety two
		fifty	Kg*cm2	.03	.13	.4	.4	two.39	6.92
		70	Kg*cm2	.03	.13	.four	.4	2.39	six.72
		one hundred	Kg*cm2	.03	.thirteen	.four	.4	2.39	six.seventy two
Complex Parameter	Amount	Ratio		PX42	PX60	PX90	PX120	PX140	PX180
Rated Torque	L1	3	Nm	/	40	one zero five	one hundred sixty five	360	880
		4	Nm	17	45	130	230	480	880
		five	Nm	fifteen	forty five	one hundred thirty	230	480	1100
		seven	Nm	twelve	45	100	220	480	1100
		8	Nm	/	forty	ninety	200	/	/
		10	Nm	10	thirty	seventy five	one hundred seventy five	360	770
	L2	twelve	Nm	/	forty	one zero five	one hundred sixty five	440	880
		fifteen	Nm	/	forty	a hundred and five	a hundred sixty five	360	880
		20	Nm	seventeen	45	a hundred thirty	230	480	880
		25	Nm	fifteen	45	one hundred thirty	230	480	880
		28	Nm	17	45	one hundred thirty	230	480	1100
		30	Nm	/	forty	one hundred and five	one hundred sixty five	480	1100
		35	Nm	10	thirty	one hundred thirty	230	480	1100
		forty	Nm	seventeen	forty five	130	230	480	1100
		fifty	Nm	fifteen	forty five	a hundred thirty	230	480	1100
		70	Nm	12	45	100	220	480	1100
		100	Nm	10	thirty	seventy five	one hundred seventy five	360	770
Degree Of Defense				IP65
Operation Temprature			ºC	– 10ºC to -90ºC
Weight	L1		kg	.five	one.25	three.75	8.five	sixteen	28.five
Weight	L2		kg	.8	1.seventy five	five.one	twelve	21.5	forty

Firm Profile

Packaging & Transport

direct time	seven-10 functioning times as normal,15 times in occupied period,it will based mostly on the detailed buy amount
Shipping and delivery of samples	by DHL,Fedex,UPS,TNT,EMS

FAQ

1. Who are we?
Hefa Team is based in ZheJiang , China, commence from 1998,has a 3 subsidiaries in complete.The Main Merchandise is planetary gearbox,timing belt pulley, helical gear,spur equipment,equipment rack,gear ring,chain wheel,hollow rotating platform,module,etc

two. How can we guarantee high quality?
Always a pre-manufacturing sample just before mass production
Usually closing Inspection just before shipment

3. How to pick the appropriate planetary gearbox?
1st of all,we require you to be ready to provide pertinent parameters.If you have a motor drawing,it will let us advise a suitable gearbox for you faster.If not,we hope you can supply the adhering to motor parameters:output speed,output torque,voltage,current,ip,noise,operating circumstances,motor measurement and electricity,etc

4. Why ought to you purchase from us not from other suppliers?
We are a 22 several years experiences maker on producing the gears, specializing in manufacturing all kinds of spur/bevel/helical gear, grinding gear, gear shaft, timing pulley, rack, planetary gear reducer, timing belt and such transmission gear parts

five. What solutions can we offer?
Acknowledged Shipping and delivery Terms: Fedex,DHL,UPS
Accepted Payment Currency:USD,EUR,HKD,GBP,CNY
Recognized Payment Variety: T/T,L/C,PayPal,Western Union
Language Spoken:English,Chinese,Japanese

Application:	Motor, Electric Cars, Machinery, Marine, Agricultural Machinery, Printing Machinery
Hardness:	Hardened Tooth Surface
Installation:	Vertical Type
Layout:	Coaxial
Gear Shape:	Bevel Gear
Step:	Single-Step

Samples:	US$ 180/Piece 1 Piece(Min.Order) \| Request Sample

Customization:	Available \| Customized Request

Sliding

Among the many types of gearboxes, the helical gearbox is the most commonly used gearbox. This is because the helical gearbox has a sliding contact. The contact between two gear teeth begins at the beginning of one tooth and progresses to line contact as the gear rotates.
Helical gears are cylindrical gears with teeth cut at an angle to the axis. This angle enables helical gears to capture the velocity reversal at the pitch line due to the sliding friction. This leads to a much smoother motion and less wear. Moreover, the helical gearbox is more durable and quieter than other gearboxes.
Helical gears are divided into two categories. The first group comprises of crossed-axis helical gears, commonly used in automobile engine distributor/oil pump shafts. The second group comprises of zero-helix-angle gears, which do not produce axial forces. However, they do create heat, which causes loss of efficiency.
The helical gearbox configuration is often confounded, which results in higher working costs. In addition, the helical gearbox configuration does not have the same torque/$ ratio as zero-helix angle planetary gears.
When designing gears, it is important to consider the effects of gear sliding. Sliding can lead to friction, which can cause loss of power transmission. It also leads to uneven load distribution, which decreases the loadability of the helical planetary gearbox.
In addition, the mesh stiffness of helical gears is commonly ignored by researchers. An analytical model for the mesh stiffness of helical gears has been proposed.

Axial thrust forces

Several options are available for axial thrust forces in helical gearboxes. The most obvious is to use a double helical gear to offset the force component. Another option is to use a thrust bearing with a lower load carrying capacity. This becomes a sacrificial component.
In order to transmit a force, it must be distributed along the contact line. This force is the sum of tangential, radial and axial force components. All these components must be transferred from the source to the output. This is a complex process that involves the use of gears.
The axial force component must be transferred through the gears. The resultant force is then divided into orthogonal components and divided into the thrust directions. The radial force component is from the contact point to the driven gear center.
The axial force component is also determined by the size of the gear’s pitch diameter. A larger pitch diameter results in a greater bearing moment. Similarly, a larger gear ratio will produce a higher torque transmission.
It should be noted that the axial force component is only a small part of the total force. The normal force is distributed along the contact line.
The double helical gear is also not a perfect duplicate of the herringbone gear. It has two equal halves. It is used interchangeably with the herringbone gear. It also has the same helix angle. helical gearbox

Reduced impact on the shaft axis

Increasing the helix angle of a gear pair will reduce resonance effects on the shaft axis of a helical gearbox. However, this will not reduce the overall vibration in the gearbox. In fact, it will increase the vibration. This can lead to serious fatigue faults in the drive train.
This is because the helix angle has an effect on the contact line between two teeth. As the helix angle increases, the length of the contact line decreases. In addition, it has an effect on the normal force and curvature radii of the teeth. The pressure angle also affects the curvature radii.
Helical gears have several advantages over spur gears. These advantages include: lower vibration, NVH (noise, vibration and harshness) characteristics, and smooth operation under heavy loads. They also have better torque capability. However, they produce higher friction. They also require unique approaches to control their thrust forces.
The first step in reducing resonance effects is to regulate the meshing frequency of the helical gear stage. This can be done by varying the shift factors in the gear. If the shift factors are too large, then the gear will experience resonance effects. The helix angle is also affected by the gear’s shift factors. It is therefore important to control the gear’s geometry in order to reduce the resonance effects.
Next, the effects of the web structure and rim thickness on the root stress of the gear are examined. These are measured by strain gage. The results indicate that the maximum root stress is obtained when the worst meshing position is reached.

Quieter operation

Compared to spur gears, helical gears are much quieter in operation. This is due to their larger teeth. Aside from this, they have a higher load-carrying capacity. They also run smoother and have a higher speed capability. Helical gears are also a good substitute for spur gears.
The most significant parameter relating to noise reduction is the gear contact ratio. It ranges from below 1 to more than 10 and is determined by the number of teeth intersecting a parallel shaft line at the pith circle. It is also a good indicator of the level of noise reduction that helical gears provide.
In addition, helical gears have a lower impulse flexure than spur gears. This is because the contact point slides along the helical surface of each tooth. This also adds internal damping to the gear system.
While helical gears are less noisy than spur gears, they do have a high level of wear and tear. This can affect the performance of the gear. However, it is possible to improve the smoothness of the tooth surface by grinding. In addition, running the gears in oil can also help improve the smoothness of the tooth surface.
There are many industries that use helical gears. For example, the automotive industry uses them in their transmissions. They also are used in the agricultural industry. They are often used in heavy trucks.
Helical gears are also known to generate less heat and are quieter than other gears. They can also deliver parallel power transfers between parallel or non-parallel shafts.

Improved accuracy

Increasing the accuracy of a helical gearbox is the key to its operation and reliability. The accuracy of the gearbox is dependent on several features. Among the most important are the profile and lead. Moreover, the power requirements of a gear drive should be taken into consideration.
The profile is the most sensitive feature of a helical gear. If the profile is not symmetric, the gear will run with a noisy spur gear. In addition, the profile is also the most sensitive to lead.
A helical gearbox plays a key role in the power transmission of industrial applications. However, the heavy duty operating conditions make it susceptible to a variety of faults.
A helical gearbox’s performance depends on the accuracy of the individual gears. This is accomplished by minimizing the backlash. A common way to reduce backlash is to approach all target positions from a common direction. This approach also reduces transmission noise.
The accuracy of a helical gearbox can be improved by using a flexible electronic gearbox. This can reduce the degree of twist. Moreover, it can increase the accuracy of gear machining.
A helical gearbox with an electronic gearbox can increase the accuracy of twist compensation. It can also improve the linkage between B-axis, C-axis, and Z-axis. Moreover, the electronic gearbox will ensure the linkage relationship between Y-axis, Z-axis, and C-axis.
The accuracy of a helical Gearbox can be improved by calculating the position error of the gear train. Pitch deviation and helix angle deviation are two types of position error.

Reduced vibration

Using helical gearboxes can reduce vibration and noise. These gears are used in a variety of applications, including automotive transmissions. Moreover, these gears are quiet enough to operate in noise-sensitive applications.
Using CZPT software, three different gearbox housing designs are compared. The external dimensions and mass of each design are kept constant, but different quantities of longitudinal and transverse stiffeners are employed. The resulting models are then compared to experimental results. In addition, the free vibration response of these models is analyzed. The results are shown in Fig. 5.
In terms of noise reduction, the cellular model produces the lowest sound pressure level. However, the cross model produces the higher sound level. The cellular model also produces better peak to peak results.
The input-stage gear pair is the power source of the output-stage gear pair. The output-stage gear pair’s vibration is also studied. This includes a phase diagram and a frequency-domain diagram. The influence of the driving torque and the pinion’s velocity on the vibration is studied in a numerical manner. The time evolution of the normal force and the lubricant stiffness is also studied.
The input-stage pinion modification reduces the input-stage gear pair’s vibration. This reduction is achieved by adding dual bearing support to the input shaft.
China Px60 Series Helical Gear Planetary Gearbox for Robotic, Printing and Textile Machinery helical gearbox diagram

China Px60 Series Helical Gear Planetary Gearbox for Robotic, Printing and Textile Machinery helical gearbox diagram

editor by CX 2023-04-10

helical gearbox

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