CN219617105U - Equipment for pneumatic press fitting and axial clearance measurement of gear collecting shaft - Google Patents
Equipment for pneumatic press fitting and axial clearance measurement of gear collecting shaft Download PDFInfo
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- CN219617105U CN219617105U CN202223548839.8U CN202223548839U CN219617105U CN 219617105 U CN219617105 U CN 219617105U CN 202223548839 U CN202223548839 U CN 202223548839U CN 219617105 U CN219617105 U CN 219617105U
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/70—Wind energy
- Y02E10/72—Wind turbines with rotation axis in wind direction
Abstract
The utility model provides a collection tooth axle pneumatic pressure equipment and axial clearance measurement's equipment, including section bar stand frame, and radial clamping mechanism, axial loading mechanism, the measuring device of installing in section bar stand frame, radial clamping mechanism is along the horizontal direction reciprocating motion, is used for fixing equipment whole with the gearbox casing; the axial loading mechanism carries out reciprocating loading and lifting movements along the axial direction and is used for press-fitting the bevel gear shaft into the gearbox shell; the measuring device is fixed on the axial loading mechanism and comprises at least one group of contact type measuring mechanisms, and the contact type measuring mechanisms are provided with laser displacement sensors; the laser displacement sensor measures the depth of the gearbox body. The utility model discloses a radial clamping mechanism is fixed the gearbox casing, opens the pressure equipment through axial loading mechanism to album tooth axle, then measures through the distance that the measuring mechanism who fixes on axial loading mechanism carries out axial clearance, and assembly quality and assembly efficiency are high.
Description
Technical Field
The utility model relates to the technical field of automatic assembly and measurement of a forklift gearbox; in particular to a device for gear shaft press fitting and axial clearance measurement.
Background
The assembly quality of a forklift gearbox is an important factor for ensuring the performance of the forklift, and an important problem in the gearbox assembly process is how to control the pretightening force of bearings in an input shaft assembly, an output shaft assembly and a differential assembly. The magnitude of the pretightening force is realized by adjusting the thickness of the gasket; the thickness of the gasket can influence the matching degree of all parts in the gearbox, and even if only small errors exist on each part, the errors can be overlapped, so that the final error is increased, the precision requirement of the gearbox cannot be met, and the operation of the gearbox is influenced. The thickness of the gasket is a key factor affecting the assembly quality of the forklift gearbox; the traditional method is to manually measure the selection pad, has low efficiency and low accuracy, and can not meet the requirements of modern production on the assembly precision and efficiency of the gearbox.
Aiming at the problems, before the gearbox is assembled, each part of the gearbox is required to be measured and corresponding gaskets are selected, but the existing gasket selecting measurement technology generally adopts a manual tool to measure, and the measurement results are respectively subjected to addition and subtraction calculation to finally obtain gasket values; the measuring method is low in efficiency and large in error, so that the bevel gear is easy to break down, and the use of the gearbox is affected. As shown in fig. 1 below, which is a structural diagram of a measured product gearbox housing, including a gearbox housing 100, a bevel gear shaft 102, a pair of conical bearings 103, a spacer 104, a box depth a, a bearing height B, a gear cone height C, and a final spacer thickness t=a-B-C; the utility model discloses mainly solve the automatic measurement problem of box degree of depth A size to and realize the synchronous pneumatic pressure equipment to album tooth axle.
Disclosure of Invention
Aims at the problems existing in the prior art. The utility model aims at providing a device for press fitting of a gear shaft of a gearbox and axial clearance measurement.
In order to achieve the above purpose, the present utility model provides the following technical solutions:
the equipment for pneumatically press-fitting and measuring the axial clearance of the gear shaft comprises a profile column rack, and a radial clamping mechanism, an axial loading mechanism and a measuring device which are arranged on the profile column rack, wherein the radial clamping mechanism reciprocates along the horizontal direction and is used for fixing the whole equipment with a gearbox shell; the axial loading mechanism carries out reciprocating loading and lifting movements along the axial direction and is used for press-fitting the bevel gear shaft into the gearbox shell; the measuring device is fixed on the axial loading mechanism and comprises at least one group of contact type measuring mechanisms, and the contact type measuring mechanisms are provided with laser displacement sensors; the laser displacement sensor measures the depth of the gearbox body.
Further, the radial clamping mechanism comprises two radial clamping cylinders, a radial loading mechanism sliding rail and two radial clamping blocks; the radial loading mechanism sliding rail is fixed on the profile upright post frame, the back surfaces of the two radial clamping blocks are fixed at the two ends of the radial loading mechanism sliding rail in a sliding manner, and the radial clamping blocks are respectively fixed at the telescopic ends of the radial clamping cylinder, so that the two radial clamping blocks do reciprocating motion along the horizontal direction.
Further, the radial clamping mechanism further comprises a radial loading cylinder starting button, and the radial loading cylinder starting button controls the two radial clamping cylinders.
Further, the axial loading mechanism comprises an axial loading cylinder, a cylinder mounting plate, a cylinder connector, a guide shaft, a linear bearing, an axial pressure head and an axial positioning pin; the axial loading cylinder is fixed on the cylinder mounting plate, the cylinder connector penetrates through the cylinder mounting plate to be sleeved with the linear bearing, the cylinder connector is axially positioned and guided by the linear bearing, the guide shaft is used for connecting the cylinder mounting plate with the radial clamping mechanism, and the cylinder connector penetrates through the end part of the linear bearing to be connected with the axial pressure head.
Further, the axial loading cylinder is provided with a cylinder air inlet joint and a cylinder air outlet joint, and is controlled by an axial cylinder ascending button and an axial cylinder descending button; when the axial cylinder ascending button and the axial cylinder descending button are operated, the axial loading cylinder provides upward or downward loading force to drive the cylinder connector and the axial pressure head to move upward or downward, and the downward loading force can press the bevel gear shaft into the gearbox shell.
Further, the axial loading mechanism further comprises a lifting ring mounting plate, wherein the lifting ring mounting plate is fixed above the axial loading cylinder, and a lifting ring is mounted at the top of the lifting ring mounting plate.
Further, the measuring device comprises a laser displacement sensor and a sensor fixing bracket; the sensor fixing support is fixed at the axial telescopic end of the axial loading mechanism, and the laser displacement sensor is fixed on the sensor fixing support.
Further, the measuring device also comprises a displacement extension block, a centering tool and an axial pressing block; the displacement extension block is fixed under the laser displacement sensor, the centering tool is placed in the gearbox shell, and the axial pressing block is placed in the bevel gear shaft mounting hole.
Further, the section bar stand frame is a 'type of a bracket, a sliding rail is arranged below the transverse end of the' type of the bracket, a pulley is arranged on the sliding rail in a sliding manner, and a balancer is arranged on the pulley.
Compared with the prior art, the utility model has the beneficial effects that: the radial clamping mechanism is used for fixing the gearbox shell, the axial loading mechanism is used for starting and pressing the gear-collecting shaft, and then the measuring mechanism fixed on the axial loading mechanism is used for measuring the distance of the axial gap, so that the assembly quality and the assembly efficiency are high; the gap measurement precision is high, and the measurement efficiency is greatly improved; the device is designed by an ergonomic concept, so that the working environment and the strength are more comfortable; after the device is used for assembling and measuring the gearbox, the product quality and the product stability are greatly improved.
Drawings
The utility model is further described below with reference to the accompanying drawings.
FIG. 1 is a schematic diagram of a transmission housing of a product to be measured in accordance with the present utility model;
FIG. 2 is a schematic diagram of the overall structure of the device of the present utility model;
fig. 3 is a schematic view of the installation of the device of the utility model on a profile column frame.
The figure is marked as 100, a gearbox housing; 102. an umbrella tooth shaft; 103. a cone bearing; 104. a gasket;
1. a section bar upright post frame; 2. a pulley; 3. a slide rail; 4. a balancer; 5. a hanging ring; 6. a radial clamping mechanism; 6.1-radial clamping cylinder; 6.2-radial loading mechanism slide rails; 6.3-radial loading cylinder start button; 6.4-radial clamping blocks; 7. an axial loading mechanism; 7.1-a hanging ring mounting plate; 7.2-axial loading cylinder; 7.3-cylinder mounting plate; 7.4-cylinder connector; 7.5-guiding shaft; 7.6-linear bearings; 7.7-an axial cylinder up button; 7.8-an axial cylinder descent button; 7.9-axial indenter; 7.10-axial locating pins; 7.11-cylinder air inlet joint; 7.12-cylinder outlet joints; 8. a measuring device; 8.1-a laser displacement sensor; 8.2-a displacement sensor fixing bracket; 8.3-displacement extension blocks; 8.4-centering tool; 8.5-axial briquetting.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
As shown in fig. 1-3, the present embodiment provides a device for pneumatic press-fitting of a gear shaft and axial clearance measurement, which comprises a profile column frame 1, and a radial clamping mechanism 6, an axial loading mechanism 7 and a measuring device 8 which are mounted on the profile column frame 1, wherein the radial clamping mechanism 6 reciprocates along the horizontal direction and is used for fixing the whole device with a gearbox housing 100; the axial loading mechanism 7 carries out reciprocating loading and lifting movements along the axial direction and is used for pressing the bevel gear shaft 102 into the gearbox housing 100; the measuring device 8 is fixed on the axial loading mechanism 7 and comprises at least one group of contact type measuring mechanisms, and the contact type measuring mechanisms are provided with laser displacement sensors; the laser displacement sensor measures the depth of the gearbox body.
As shown in the whole structure diagram of the equipment in fig. 2, the radial clamping mechanism 6, the axial loading mechanism 7 and the measuring device 8 are shown in detail; the radial clamping mechanism 6 comprises a radial clamping cylinder 6.1, a radial loading mechanism sliding rail 6.2, a radial loading cylinder starting button 6.3 and a radial clamping block 6.4; the axial loading mechanism 7 comprises a lifting ring mounting plate 7.1, an axial loading cylinder 7.2, a cylinder mounting plate 7.3, a cylinder connector 7.4, a guide shaft 7.5, a linear bearing 7.6, an axial cylinder ascending button 7.7, an axial cylinder descending button 7.8, an axial pressure head 7.9, an axial positioning pin 7.10, a cylinder air inlet connector 7.11 and a cylinder air outlet connector 7.12; the measuring device 8 comprises a laser displacement sensor 8.1, a displacement sensor fixing bracket 8.2, a displacement extension block 8.3, a centering tool 8.4 and an axial pressing block 8.5;
FIG. 1 is a block diagram of a measurement product, including a gearbox housing 100, a bevel gear shaft 102, a pair of conical bearings 103, a spacer shim 104, and associated dimensions to be measured, a box depth A, a bearing height B, a gear cone height C, and a final spacer shim of increased thickness t=A-B-C; the device is used for pressing the gear shaft into the shell, measuring the depth A of the box body at the same time, and calculating the depth A with other measured values to obtain the size of the needed selected pad. The pad selection is convenient and accurate.
The radial clamping mechanism 6 comprises two radial clamping cylinders 6.1, a radial loading mechanism sliding rail 6.2 and two radial clamping blocks 6.4; the radial loading mechanism sliding rail 6.2 is fixed on the profile upright post frame 1, the back surfaces of the two radial clamping blocks 6.4 are fixed at two ends of the radial loading mechanism sliding rail 6.2 in a sliding manner, the radial clamping blocks 6.4 are respectively fixed at the telescopic ends of the radial clamping cylinder 6.1, and the two radial clamping blocks 6.4 do reciprocating motion along the horizontal direction.
The radial clamping mechanism 6 further comprises a radial loading cylinder activation button 6.3, the radial loading cylinder activation button 6.3 controlling the two radial clamping cylinders 6.1.
The axial loading mechanism 7 comprises an axial loading cylinder 7.2, a cylinder mounting plate 7.3, a cylinder connector 7.4, a guide shaft 7.5, a linear bearing 7.6, an axial pressure head 7.9 and an axial positioning pin 7.10; the axial loading cylinder 7.2 is fixed on the cylinder mounting plate 7.3, the cylinder connector 7.4 passes through the cylinder mounting plate 7.3 to be sleeved with the linear bearing 7.6, the cylinder connector 7.4 is axially positioned and guided by the linear bearing 7.6, the guide shaft 7.5 is used for connecting the cylinder mounting plate 7.3 with the radial clamping mechanism 6, and the end part of the cylinder connector 7.4, which passes through the linear bearing 7.6, is connected with the axial pressure head 7.9.
The axial loading cylinder 7.2 is provided with a cylinder air inlet joint 7.11 and a cylinder air outlet joint 7.12, and the axial loading cylinder 7.2 is controlled by an axial cylinder ascending button 7.7 and an axial cylinder descending button 7.8; when the axial cylinder up button 7.7 and the axial cylinder down button 7.8 are operated, the axial loading cylinder 7.2 provides an upward or downward loading force, which drives the cylinder connector 7.4 and the axial ram 7.9 to move upward or downward, and the downward loading force can press the bevel gear shaft 102 into the gearbox housing 100.
The axial loading mechanism 7 further comprises a lifting ring mounting plate 7.1, wherein the lifting ring mounting plate 7.1 is fixed above the axial loading cylinder 7.2, and the lifting ring 5 is mounted on the top of the lifting ring mounting plate 7.1.
The measuring device 8 comprises a laser displacement sensor 8.1 and a sensor fixing bracket 8.2; the sensor fixing support 8.2 is fixed at the axial telescopic end of the axial loading mechanism 7, and the laser displacement sensor 8.1 is fixed on the sensor fixing support 8.2.
The measuring device 8 also comprises a displacement extension block 8.3, a centering tool 8.4 and an axial pressing block 8.5; the displacement extension block 8.3 is fixed under the laser displacement sensor 8.1, the centering tool 8.4 is placed in the gearbox housing 100, and the axial pressing block 8.5 is placed in the installation hole of the bevel gear shaft 102.
The profile upright post rack 1 is a 'type' bracket, a sliding rail 3 is arranged below the transverse end of the 'type' bracket, a pulley 2 is arranged on the sliding rail 3 in a sliding manner, and a balancer 4 is arranged on the pulley 2.
Specific working principle: the device is characterized in that a radial clamping mechanism 6, an axial loading mechanism 7 and a measuring device 8 are suspended on the upper side of an assembly line through a profile upright post support 1 and a sliding rail 3, and meanwhile, the positions of the mechanisms can be adjusted in four degrees of freedom from front to back and up to down through a pulley 2 and a balancer 4.
The radial clamping mechanism 6 slides the clamping slide block 6.4 on the sliding rail 6.2 through the radial clamping cylinder 6.1, so that the clamping slide block 6.4 is in contact with the step surface of the end surface of the gearbox housing 100, and the interaction force between the axial pressure head 7.9 and the gearbox housing 100 in the press-fitting measurement process is counteracted.
The axial loading mechanism 7 provides a loading power source through a loading cylinder 7.2, the loading cylinder 7.2 is fixed on a cylinder mounting plate 7.3, a cylinder connector 7.4 is arranged on the loading cylinder 7.2, meanwhile, the cylinder connector 7.4 is positioned and guided by a linear bearing 7.6 in the axial direction, and a guide shaft 7.5 connects the cylinder mounting plate 7.3 with the radial clamping mechanism 6; when the axial cylinder up button 7.7 and the axial cylinder down button 7.8 are operated, the cylinders provide an upward or downward loading force which drives the cylinder connector 7.4 and the axial ram 7.9 to move upward or downward, and the downward loading force can press the bevel gear shaft 102 into the gearbox housing 100.
The measurement of the depth of the box body and the press fitting of the bevel gear shaft 102 are carried out twice, and the radial clamping mechanism 6 and the axial loading mechanism 7 are required to be started separately; the box depth measurement is required before the bevel gear shaft 102 is pressed, and the box depth measurement is required to be performed by matching the measuring device 8 with other mechanisms;
the measuring device 8 is fixed on the cylinder connector 7.4 through the sensor fixing bracket 8.2, moves up and down along with the cylinder, the laser displacement sensor 8.1 is fixed on the sensor bracket 8.2, and the measuring depth is compensated through the displacement extension block 8.3; before measurement, the measurement device is calibrated and zeroed by using a standard gearbox housing 100, and the housing depth value A0 of the standard gearbox housing 100 is a known value; the method comprises the steps of clamping a standard gearbox housing 100 through a radial clamping mechanism 6, placing a centering tool 8.4 into the standard gearbox housing 100, placing an axial pressing block 8.5 into an installation hole of a bevel gear shaft 102, starting an axial loading mechanism 7, moving downwards, synchronously moving downwards a measuring device 8 and the loading mechanism until the pressing head is attached to the axial pressing block 8.5, attaching a displacement extension block 8.3 to the centering tool 8.4, resetting a laser displacement sensor 8.1 of the measuring device, and restoring the axial loading mechanism 7 and the radial clamping mechanism 6 to the original positions through an operating button;
when the measuring device 8 measures a product part shell, the standard gearbox shell 100 is clamped through the radial clamping mechanism 6, the centering tool 8.4 is placed into the standard gearbox shell 100, the axial pressing block 8.5 is placed into the installation hole of the bevel gear shaft 102, the axial loading mechanism 7 is started to move downwards, and meanwhile, the measuring device 8 moves downwards synchronously with the axial loading mechanism 7 until the axial pressing block 7.9 is attached to the axial pressing block 8.5, the displacement extension block 8.3 is attached to the centering tool 8.4, and at the moment, the value position delta A measured by the displacement sensor and the box depth value A=delta A+A0; calculating a numerical value t of the gasket according to the previously measured B and C values;
in summary, the device utilizes the cylinder to provide loading force, and the axial loading rod and the axial pressure head transmit the loading force to the loading surface on the bevel gear shaft, and the bevel gear shaft moves downwards after receiving the axial loading force until the outer ring of the bearing on the bevel gear shaft contacts with the shell, and the loading force needs to counteract friction force generated by interference fit between the bearing and the shell in the process; when the bearing outer ring on the bevel gear shaft is contacted with the shell, the valve for providing the air source for the air cylinder overflows, and meanwhile, the air cylinder moves upwards to drive the axial loading rod and the axial pressure head to move upwards.
The above is merely illustrative of the structure of the present utility model and various modifications, additions and substitutions for the specific embodiments described herein can be made by those skilled in the art without departing from the scope of the utility model or the utility model is defined in the accompanying claims.
Claims (9)
1. The equipment for pneumatic press fitting of the integrated gear shaft and axial clearance measurement comprises a profile column rack (1), and a radial clamping mechanism (6), an axial loading mechanism (7) and a measuring device (8) which are arranged on the profile column rack (1), and is characterized in that the radial clamping mechanism (6) reciprocates along the horizontal direction and is used for fixing the whole equipment with a gearbox shell (100); the axial loading mechanism (7) carries out reciprocating loading and lifting movements along the axial direction and is used for press-fitting the bevel gear shaft (102) into the gearbox shell (100); the measuring device (8) is fixed on the axial loading mechanism (7) and comprises at least one group of contact type measuring mechanisms, and the contact type measuring mechanisms are provided with laser displacement sensors; the laser displacement sensor measures the depth of the gearbox body.
2. The equipment for pneumatic press fitting of a gear-collecting shaft and axial clearance measurement according to claim 1, characterized in that the radial clamping mechanism (6) comprises two radial clamping cylinders (6.1), a radial loading mechanism sliding rail (6.2) and two radial clamping blocks (6.4); the radial loading mechanism sliding rail (6.2) is fixed on the profile upright column frame (1), the back surfaces of the two radial clamping blocks (6.4) are fixed at two ends of the radial loading mechanism sliding rail (6.2) in a sliding mode, the radial clamping blocks (6.4) are respectively fixed at the telescopic ends of the radial clamping cylinders (6.1), and the two radial clamping blocks (6.4) do reciprocating motion along the horizontal direction.
3. A device for collecting the pneumatic press-fitting of a toothed shaft and the measurement of the axial clearance according to claim 2, characterized in that the radial clamping mechanism (6) further comprises a radial loading cylinder activation button (6.3), the radial loading cylinder activation button (6.3) controlling the two radial clamping cylinders (6.1).
4. The equipment for pneumatic press fitting of a gear-collecting shaft and axial clearance measurement according to claim 1, characterized in that the axial loading mechanism (7) comprises an axial loading cylinder (7.2), a cylinder mounting plate (7.3), a cylinder connector (7.4), a guide shaft (7.5), a linear bearing (7.6), an axial pressure head (7.9) and an axial positioning pin (7.10); the axial loading cylinder (7.2) is fixed on a cylinder mounting plate (7.3), the cylinder connector (7.4) penetrates through the cylinder mounting plate (7.3) to be sleeved with the linear bearing (7.6), the cylinder connector (7.4) is axially positioned and guided by the linear bearing (7.6), the guide shaft (7.5) is used for connecting the cylinder mounting plate (7.3) with the radial clamping mechanism (6), and the end part of the cylinder connector (7.4) penetrating through the linear bearing (7.6) is connected with the axial pressure head (7.9).
5. The equipment for pneumatic press fitting of a gear-gathering shaft and axial clearance measurement according to claim 4, characterized in that the axial loading cylinder (7.2) is provided with a cylinder air inlet joint (7.11) and a cylinder air outlet joint (7.12), and the axial loading cylinder (7.2) is controlled by an axial cylinder up button (7.7) and an axial cylinder down button (7.8); when the axial cylinder ascending button (7.7) and the axial cylinder descending button (7.8) are operated, the axial loading cylinder (7.2) provides upward or downward loading force, the cylinder connector (7.4) and the axial pressure head (7.9) are driven to move upward or downward, and the umbrella gear shaft (102) can be pressed into the gearbox housing (100) by the downward loading force.
6. The device for collecting gear shaft pneumatic press fitting and axial clearance measurement according to claim 4, wherein the axial loading mechanism (7) further comprises a lifting ring mounting plate (7.1), the lifting ring mounting plate (7.1) is fixed above the axial loading cylinder (7.2), and the lifting ring (5) is mounted on the top of the lifting ring mounting plate (7.1).
7. The equipment for collecting the pneumatic press fitting of the gear shaft and measuring the axial clearance according to claim 1, wherein the measuring device (8) comprises a laser displacement sensor (8.1) and a sensor fixing bracket (8.2); the sensor fixing support (8.2) is fixed at the axial telescopic end of the axial loading mechanism (7), and the laser displacement sensor (8.1) is fixed on the sensor fixing support (8.2).
8. The equipment for pneumatically press-fitting a set of tooth shafts and measuring axial clearances according to claim 7, wherein the measuring device (8) further comprises a displacement extension block (8.3), a centering tool (8.4) and an axial press block (8.5); the displacement extension block (8.3) is fixed under the laser displacement sensor (8.1), the centering tool (8.4) is placed in the gearbox housing (100), and the axial pressing block (8.5) is placed in the installation hole of the bevel gear shaft (102).
9. The equipment for pneumatic press fitting of the integrated gear shaft and axial clearance measurement according to claim 1, wherein the profile upright post rack (1) is a 'C' -shaped bracket, a sliding rail (3) is arranged below the transverse end of the 'C' -shaped bracket, a pulley (2) is arranged on the sliding rail (3) in a sliding manner, and a balancer (4) is arranged on the pulley (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223548839.8U CN219617105U (en) | 2022-12-30 | 2022-12-30 | Equipment for pneumatic press fitting and axial clearance measurement of gear collecting shaft |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223548839.8U CN219617105U (en) | 2022-12-30 | 2022-12-30 | Equipment for pneumatic press fitting and axial clearance measurement of gear collecting shaft |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219617105U true CN219617105U (en) | 2023-09-01 |
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ID=87771919
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202223548839.8U Active CN219617105U (en) | 2022-12-30 | 2022-12-30 | Equipment for pneumatic press fitting and axial clearance measurement of gear collecting shaft |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219617105U (en) |
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2022
- 2022-12-30 CN CN202223548839.8U patent/CN219617105U/en active Active
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