CN220839922U - Hydraulic assembly fixture - Google Patents
Hydraulic assembly fixture Download PDFInfo
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- CN220839922U CN220839922U CN202322730844.9U CN202322730844U CN220839922U CN 220839922 U CN220839922 U CN 220839922U CN 202322730844 U CN202322730844 U CN 202322730844U CN 220839922 U CN220839922 U CN 220839922U
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- assembly fixture
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- 230000007246 mechanism Effects 0.000 claims abstract description 29
- 238000004519 manufacturing process Methods 0.000 abstract description 6
- 239000003921 oil Substances 0.000 description 31
- 238000000034 method Methods 0.000 description 12
- 241000282472 Canis lupus familiaris Species 0.000 description 6
- 239000010720 hydraulic oil Substances 0.000 description 6
- 238000009434 installation Methods 0.000 description 6
- 230000008569 process Effects 0.000 description 4
- 230000001174 ascending effect Effects 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 230000006872 improvement Effects 0.000 description 3
- 230000005484 gravity Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
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Abstract
The utility model discloses a hydraulic assembly tool, which relates to the technical field of hydraulic assembly and comprises a jacking mechanism and a base, wherein the jacking mechanism comprises a limiting device for fixing a valve body and a moving device capable of vertically moving to assemble a bushing on the valve body, the base comprises a top plate, the limiting device is fixed above the top plate, the moving device is arranged at the lower end of the top plate and provided with a moving through hole allowing the moving device to pass through, and the lower end of the moving device is provided with a driving device for driving the moving device to vertically move. The utility model solves the problems of low production efficiency, high reject ratio, high labor cost and hidden troubles in quality and exchange period caused by manual assembly in the prior art by adopting a mechanical mechanism for limiting and assembling.
Description
Technical Field
The utility model relates to the technical field of hydraulic assembly, in particular to a hydraulic assembly fixture.
Background
The valve body is a main part in the valve, and according to the application of the valve body, a bushing is required to be additionally arranged on one side of the valve body, and the existing additional arrangement mode is that an operator manually places the bushing at a product installation position and then presses the bushing. In the process of installing, operators are required to pay attention to the placement position of the bushing at any time, because any interference before installing can deflect the bushing, and the installation is disqualified. Therefore, the method has low production efficiency, high reject ratio and high labor cost, has hidden danger of quality and exchange period, and is not beneficial to the development of modern enterprises.
Disclosure of utility model
The utility model aims to provide a hydraulic assembly tool which is used for solving the problems that the valve body bushing assembly needs manual operation, the working efficiency is low, and hidden troubles of quality and exchange period exist.
In order to achieve the above purpose, the utility model provides a hydraulic assembly fixture, which comprises a jacking mechanism and a base, wherein the jacking mechanism comprises a limiting device for fixing a valve body and a moving device capable of vertically moving to assemble a bushing on the valve body, the base comprises a top plate, the limiting device is fixed above the top plate, the moving device is arranged at the lower end of the top plate and is provided with a moving through hole allowing the moving device to pass through, and the lower end of the moving device is provided with a driving device for driving the moving device to vertically move.
The application is characterized in that the base is used for fixing and supporting the jacking mechanism and the driving device; the jacking mechanism is provided with a limiting device for limiting and fixing the valve body to be assembled, the bushing to be assembled is driven to move upwards by the arrangement of the moving device to complete the assembly process with the valve body, and the driving device is arranged to drive the moving device to reciprocate vertically; the mechanical mechanism is adopted for limiting and assembling, so that the problems of low production efficiency, high reject ratio, high labor cost and hidden danger in quality and exchange period caused by manual assembly in the prior art are solved.
In a preferred implementation mode of the hydraulic assembly fixture, the limiting device comprises two limiting blocks which are oppositely arranged, the upper ends of the limiting blocks are oppositely provided with stop blocks, the bottom of the valve body is provided with a base, the base is provided with a mounting groove for mounting the bushing, and the distance between the two stop blocks is smaller than the width of the base.
Through having set up two relative stoppers in stop device, set up the dog in the upper end of two stoppers relatively, place the base of the valve body that will assemble between two stoppers, at the in-process of installation bush, the moving device is carried the bush upward movement and is packed into the valve body mounting groove, this in-process can produce vertical ascending effort to the valve body, in order to restrict the valve body upward movement, set up relative dog on the stopper, and the distance between two dogs sets up to be less than the width of base, the valve body base receives the baffle and blocks the restriction in vertical direction, make things convenient for the moving device to assemble the bush of carrying to the mounting groove of valve body.
In a preferred implementation mode of the hydraulic assembly fixture, the movement device comprises a push rod, a guide part matched with the bushing is arranged at the top of the push rod, the drive device drives the push rod to move vertically, and the push rod coincides with the central axis of the mounting groove.
The ejector rod is arranged in the movement device, the top of the ejector rod is provided with a guide part matched with the bushing in size, the bushing is sleeved on the guide part, the ejector rod moves upwards and drives the bushing to move upwards together, and the bushing is installed in the installation groove of the valve body to finish the assembly work of the bushing; in order to accurately mount the bush in the mounting groove, the ejector rod is arranged at a position overlapped with the central axis of the mounting groove.
In a preferred implementation manner of the hydraulic assembly fixture, the driving device comprises an oil cylinder and a hydraulic station, the hydraulic station is connected with the oil cylinder through an oil supply pipe, the oil cylinder comprises a cylinder body and a moving rod, and the movement of the ejector rod is driven by the movement of the moving rod.
The oil cylinder comprises a cylinder body and a movable rod, the hydraulic station is arranged in the driving device to charge hydraulic oil into the cylinder body or unload hydraulic oil through the oil supply pipe, the control of the motion state of the movable rod is realized, the movable rod is controlled to move upwards or downwards, and the top of the movable rod pushes the ejector rod to move so as to complete the assembly of the bushing.
In a preferred implementation mode of the hydraulic assembly fixture, the tightening mechanism comprises a supporting plate arranged above the top plate, the upper end of the supporting plate is detachably and fixedly connected with the limiting block, the bottom of the supporting plate is detachably and fixedly connected with the top plate, and a movement groove corresponding to the movement through hole is formed in the supporting plate.
The supporting plate is used for fixing the limiting block, and the moving groove is formed in the supporting plate to provide a channel for the ejector rod to drive the bushing to move upwards.
In a preferred implementation manner of the hydraulic assembly fixture, a first limiting hole is formed in a base of the valve body, a second limiting hole corresponding to the first limiting hole is formed in the supporting plate, and the distance between the bottom of the stop block and the top of the supporting plate is greater than or equal to the thickness of the base.
Through setting up corresponding first spacing hole and second spacing hole at the base and the backup pad of valve body, when fixed valve body, with the second spacing hole of the first spacing hole alignment backup pad on the valve body base, pass first spacing hole and second spacing hole from top to bottom with bolt or locating pin, realize the spacing to valve body horizontal direction, improve the precision of assembly.
In a preferred implementation mode of the hydraulic assembly fixture, the jacking mechanism further comprises two connecting plates which are vertically arranged, the tops of the two connecting plates are fixedly connected with the supporting plate, the bottoms of the two connecting plates are fixedly connected with the bottom plate, the top of the movable rod penetrates through the bottom plate, the top of the movable rod is connected with a spring and a jacking block, the top of the jacking block is provided with a guide plate, and the bottom of the jacking rod is detachably and fixedly connected with the guide plate.
Through setting up two vertical connecting plates and being used for fixed baseplate, be equipped with the hole that allows the carriage release lever to pass in the hydro-cylinder on the bottom plate, the bottom plate is passed at the top of carriage release lever and is connected with the kicking block, the bottom of kicking block is equipped with the spring, the top of carriage release lever can be worn to establish in the spring center through-hole, the top and the deflector fixed connection of kicking block, behind the start cylinder, the carriage release lever passes the bottom plate upward movement, drive kicking block upward movement, the kicking block upward movement promotes the deflector and carries the ejector pin to upwards movement together, the top of ejector pin drives the bush and gets into the mounting groove, then the carriage release lever downward movement, the bush is fixed and is accomplished the assembly in the mounting groove, the ejector pin, deflector and kicking block all move downwards, the lower extreme of kicking block is equipped with the spring, the in-process spring bottom butt at the top of bottom plate, upward elasticity has to the kicking block, smash to the bottom plate under the action of gravity when preventing kicking block downward movement, cause wearing and tearing of kicking block and bottom plate, influence life.
In a preferred implementation mode of the hydraulic assembly fixture, the jacking mechanism further comprises a guide column, the bottom of the guide column is fixedly connected with the bottom plate, and the guide plate is provided with a guide hole matched with the guide column.
Through setting up the direction of motion of guide post restriction ejector pin, guarantee ejector pin is vertical motion and can not take place the skew, ejector pin and deflector together vertical motion, through set up on the deflector with guide bar complex guiding hole, alright realize the spacing effect of guide bar to the deflector at ejector pin and deflector together vertical motion's in-process to the restriction ejector pin can only vertical motion, improves the precision of assembly.
In a preferred implementation manner of the hydraulic assembly fixture, a fixing plate for fixing the oil cylinder is arranged in the base, and the bottom of the oil cylinder penetrates through the fixing plate and is communicated with the hydraulic station through an oil supply pipeline.
The fixed plate is arranged to play a fixed limiting role on the oil cylinder, and in order to realize the vertical movement of the ejector rod, the movable rod in the oil cylinder is required to be arranged to move upwards vertically, the oil cylinder is vertically arranged, the free end of the movable rod is positioned at the top, and the cylinder body of the oil cylinder is detachably and fixedly connected with the fixed plate; because the hydraulic station is required to supply hydraulic oil into the cylinder body, the bottom of the cylinder passes through the fixed plate and is communicated with the hydraulic station through the oil supply pipeline.
In a preferred implementation of the hydraulic assembly fixture, the bottom of the ejector rod is detachably and fixedly connected with the top of the guide plate through a hinge.
The bottom of the ejector rod is connected with the top of the guide plate through the hinge, so that the operation such as installation, disassembly, overhaul and replacement is facilitated, and the equipment is convenient to manufacture and maintain and use subsequently.
Drawings
The accompanying drawings, which are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate embodiments of the utility model and together with the description serve to explain the utility model and do not constitute a limitation on the utility model. In the drawings:
FIG. 1 is a schematic diagram of the whole structure in an embodiment of the present utility model;
FIG. 2 is a schematic view of a valve body according to an embodiment of the present utility model;
FIG. 3 is a front view of a tightening mechanism according to one embodiment of the present utility model;
Fig. 4 is a perspective view of a tightening mechanism according to an embodiment of the present utility model.
List of parts and reference numerals:
1. Base, 11 top plate, 2 hydraulic station, 21 oil supply pipe, 3 oil cylinder, 4 jacking mechanism, 41 stopper, 411 stopper, 42 ejector rod, 421, guide part, 43, support plate, 431, second stopper hole, 432, movement through hole, 433, second stopper hole 44, guide plate, 45, bottom plate, 46, top block, 47, connecting plate, 48, hinge, 49, guide post, 5, valve body, 51, valve body, 52, mounting groove, 53, support, 54, base, 541, first stopper hole, 55, bushing, 6.
Detailed Description
In order to more clearly illustrate the general inventive concept, reference will be made in the following detailed description, by way of example, to the accompanying drawings.
It should be noted that in the following description, numerous specific details are set forth in order to provide a thorough understanding of the present utility model, but the present utility model may be practiced in other ways than as described herein, and therefore the scope of the present utility model is not limited by the specific embodiments disclosed below.
The description as it relates to "first", "second", etc. in the present utility model is for descriptive purposes only and is not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include at least one such feature.
As shown in fig. 1 to 4:
Example 1:
The utility model provides a hydraulic assembly fixture, includes tight mechanism 4 and base 1, tight mechanism 4 is including the stop device that is used for fixed valve body 5 and the motion device that can vertical movement assemble bush 55 on valve body 5, base 1 includes roof 11, stop device fixes the top of roof 11, the motion device is in the lower extreme of roof 11 just be equipped with on roof 11 and allow the motion through-hole 432 that the motion device passed, the lower extreme of motion device is equipped with the drive arrangement of motion device vertical motion.
The present embodiment is provided with a base 1 for fixing and supporting the jack mechanism 4 and the driving device; the jacking mechanism 4 is arranged, a limiting device is arranged in the jacking mechanism 4 and used for limiting and fixing the valve body 5 to be assembled, the bushing 55 to be assembled is driven to move upwards by a moving device to complete the assembly process with the valve body 5, and a driving device is arranged to drive the moving device to reciprocate vertically; the mechanical mechanism is adopted for limiting and assembling, so that the problems of low production efficiency, high reject ratio, high labor cost and hidden danger in quality and exchange period caused by manual assembly in the prior art are solved.
In a preferred embodiment, the limiting device comprises two limiting blocks 41 which are oppositely arranged, the upper ends of the two limiting blocks 41 are oppositely provided with a stop block 411, the bottom of the valve body 5 is provided with a base 54, the base 54 is provided with a mounting groove 52 for mounting the bushing 55, and the distance between the two stop blocks 411 is smaller than the width of the base 54.
Through having set up two relative stopper 41 in stop device, set up dog 411 in the upper end of two stopper 41 relatively, place the base 54 of valve body 5 that needs the assembly between two stopper 41, in the in-process of installing bush 55, the motion device is carried bush 55 upward movement and is packed into valve body 5 mounting groove 52, can produce vertical ascending effort to valve body 5 in this process, in order to restrict valve body 5 upward movement, set up relative dog 411 on stopper 41, and the distance between two dogs 411 sets up to be less than the width of base 54, valve body 5 base 54 receives the baffle and blocks the restriction in vertical direction, make things convenient for the motion device to assemble the bush 55 that carries into the mounting groove 52 of valve body 5.
In a preferred embodiment, the movement device comprises a push rod 42, a guide portion 421 matched with the bushing 55 is arranged at the top of the push rod 42, the driving device drives the push rod 42 to move vertically, and the push rod 42 coincides with the central axis of the mounting groove 52.
The ejector rod 42 is arranged in the movement device, the guide part 421 matched with the bushing 55 in size is arranged at the top of the ejector rod 42, the bushing 55 is sleeved on the guide part 421, the ejector rod 42 moves upwards and drives the bushing 55 to move upwards together, and the bushing 55 is arranged in the mounting groove 52 of the valve body 5, so that the assembly work of the bushing 55 is completed; in order to accurately fit the bush 55 into the mounting groove 52, the jack 42 is provided at a position overlapping with the central axis of the mounting groove 52.
In a preferred embodiment, the driving device comprises an oil cylinder 3 and a hydraulic station 2, the hydraulic station 2 is connected with the oil cylinder 3 through an oil supply pipe, the oil cylinder 3 comprises a cylinder body and a moving rod, and the movement of the ejector rod 42 is driven by the movement of the moving rod.
By arranging the oil cylinder 3 and the hydraulic station 2 in the driving device, the oil cylinder 3 comprises a cylinder body and a movable rod as a power output mechanism of the device, and by arranging the hydraulic station 2 to charge hydraulic oil or unload hydraulic oil into the cylinder body through an oil supply pipe, the control of the motion state of the running movable rod is realized, the movable rod is controlled to move upwards or downwards, and the top of the movable rod pushes the ejector rod 42 to move to complete the assembly of the bushing 55.
In a preferred embodiment, the tightening mechanism 4 includes a support plate 43 disposed above the top plate 11, the upper end of the support plate 43 is detachably and fixedly connected with the limiting block 41, the bottom of the support plate 43 is detachably and fixedly connected with the top plate 11, and a movement slot corresponding to the movement through hole 432 is disposed on the support plate 43.
The supporting plate 43 is used for fixing the limiting block 41, and the moving groove is formed in the supporting plate 43 to provide a channel for the ejector rod 42 to drive the bushing 55 to move upwards.
In a preferred embodiment, the base 54 of the valve body 5 is provided with a first limiting hole 541, the support plate 43 is provided with a second limiting hole 431 corresponding to the first limiting hole 541, and the distance between the bottom of the stop 411 and the top of the support plate 43 is greater than or equal to the thickness of the base 54.
It should be noted that the present application is not limited to the specific number of the first limiting holes 541 and the second limiting holes 431, and the preferred number is two and symmetrically arranged.
Through setting up corresponding first spacing hole 541 and second spacing hole 431 at the base 54 of valve body 5 and backup pad 43, when fixed valve body 5, aim at the second spacing hole 431 of backup pad 43 with first spacing hole 541 on valve body 5 base 54, pass first spacing hole 541 and second spacing hole 431 from top to bottom with bolt or locating pin, realize the spacing to valve body 5 horizontal direction, improve the precision of assembly.
In a preferred embodiment, the tightening mechanism 4 further includes two vertically disposed connection plates 47, the tops of the two connection plates 47 are fixedly connected with the support plate 43, the bottoms of the two connection plates 47 are fixedly connected with the bottom plate 45, the top of the moving rod passes through the bottom plate 45, the top of the moving rod is connected with the spring 6 and the top block 46, the top of the top block 46 is provided with the guide plate 44, and the bottom of the top rod 42 is detachably and fixedly connected with the guide plate 44.
Through setting up two vertical connecting plates 47 and being used for fixed bottom plate 45, be equipped with the hole that allows the carriage release lever to pass in hydro-cylinder 3 on bottom plate 45, the top of carriage release lever passes bottom plate 45 and ejector block 46 connection, the bottom of ejector block 46 is equipped with spring 6, the top of carriage release lever can wear to establish in spring 6 center through-hole, the top of ejector block 46 and deflector 44 fixed connection, the top of deflector 44 and the bottom fixed connection of guide arm, after starting hydro-cylinder 3, the carriage release lever passes bottom plate 45 upward movement, drive ejector block 46 upward movement, ejector block 46 upward movement promotes deflector 44 and carries ejector pin 42 together upward movement while, the top of ejector pin 42 drives bush 55 and gets into mounting groove 52, then the carriage release lever downward movement, the bush 55 is fixed in mounting groove 52 and is accomplished the assembly, ejector pin 42, deflector 44 and ejector block 46 all move down, the lower extreme of ejector block 46 is equipped with spring 6, the bottom butt at the top of bottom plate 45 in the in-process of downward movement, have ascending elasticity to ejector block 46, prevent ejector block 46 to move down under the effect of gravity, cause ejector block 46 and bottom plate 45 wear, life.
In a preferred embodiment, the tightening mechanism 4 further includes a guide post 49, the bottom of the guide post 49 is fixedly connected with the bottom plate 45, and the guide plate 44 is provided with a guide hole matched with the guide post 49.
Through setting up the direction of motion of guide post 49 restriction ejector pin 42, guarantee ejector pin 42 is vertical motion and can not take place the skew, ejector pin 42 and deflector 44 together vertical motion, through set up on deflector 44 with deflector complex guiding hole, alright realize the spacing effect of deflector to deflector 44 at ejector pin 42 and deflector 44 together vertical motion's in-process to restriction ejector pin 42 can only vertical motion, improvement assembly's precision.
In a preferred embodiment, a fixing plate for fixing the oil cylinder 3 is arranged in the base 1, and the bottom of the oil cylinder 3 passes through the fixing plate to be communicated with the hydraulic station 2 through an oil supply pipeline 21.
The fixed plate is arranged to play a fixed limiting role on the oil cylinder 3, so that the movable rod in the oil cylinder 3 can move vertically upwards in order to realize the vertical movement of the ejector rod 42, the oil cylinder 3 is vertically arranged, the free end of the movable rod is positioned at the top, and the cylinder body of the oil cylinder 3 is detachably and fixedly connected with the fixed plate; since the hydraulic station 2 is required to supply hydraulic oil into the cylinder, the bottom of the cylinder 3 passes through the fixed plate to communicate with the hydraulic station 2 through the oil supply pipe 21.
The connection manner between the ejector pin 42 and the guide plate 44 is not particularly limited, and the preferred embodiment is as follows: the bottom of the ejector rod 42 is detachably and fixedly connected with the top of the guide plate 44 through a hinge 48.
The bottom of the ejector rod 42 is connected with the top of the guide plate 44 through the hinge 48, so that the operation of installation, disassembly, overhaul, replacement and the like are facilitated, and the equipment is convenient to manufacture and maintain and use later.
The technical solution protected by the present utility model is not limited to the above embodiments, and it should be noted that, the combination of the technical solution of any one embodiment with the technical solution of the other embodiment or embodiments is within the scope of the present utility model. While the utility model has been described in detail in the foregoing general description and specific examples, it will be apparent to those skilled in the art that modifications and improvements can be made thereto. Accordingly, such modifications or improvements may be made without departing from the spirit of the utility model and are intended to be within the scope of the utility model as claimed.
Claims (10)
1. The utility model provides a hydraulic assembly fixture, its characterized in that includes tight mechanism and the base of top, tight mechanism of top is including the stop device that is used for fixed valve body and can the vertical movement assemble the motion device on the valve body with the bush, the base includes the roof, stop device fixes the top of roof, the motion device is in the lower extreme of roof just be equipped with on the roof and allow the motion through-hole that the motion device passed, the lower extreme of motion device is equipped with the drive arrangement of motion device vertical motion.
2. The hydraulic assembly fixture according to claim 1, wherein the limiting device comprises two limiting blocks which are oppositely arranged, the upper ends of the two limiting blocks are oppositely provided with a stop block, the bottom of the valve body is provided with a base, the base is provided with a mounting groove for mounting the bushing, and the distance between the two stop blocks is smaller than the width of the base.
3. The hydraulic assembly fixture according to claim 2, wherein the movement device comprises a push rod, a guide part matched with the bushing is arranged at the top of the push rod, the driving device drives the push rod to move vertically, and the push rod coincides with the central axis of the mounting groove.
4. A hydraulic assembly tool according to claim 3, wherein the driving device comprises an oil cylinder and a hydraulic station, the hydraulic station is connected with the oil cylinder through an oil supply pipe, the oil cylinder comprises a cylinder body and a moving rod, and the movement of the ejector rod is driven by the movement of the moving rod.
5. The hydraulic assembly fixture according to claim 4, wherein the tightening mechanism comprises a supporting plate arranged above the top plate, the upper end of the supporting plate is detachably and fixedly connected with the limiting block, the bottom of the supporting plate is detachably and fixedly connected with the top plate, and a movement groove corresponding to the movement through hole is formed in the supporting plate.
6. The hydraulic assembly fixture according to claim 5, wherein the base of the valve body is provided with a first limiting hole, the support plate is provided with a second limiting hole corresponding to the first limiting hole, and the distance between the bottom of the stop block and the top of the support plate is greater than or equal to the thickness of the base.
7. The hydraulic assembly fixture according to claim 6, wherein the jacking mechanism further comprises two connecting plates vertically arranged, the tops of the two connecting plates are fixedly connected with the supporting plate, the bottoms of the two connecting plates are fixedly connected with the bottom plate, the top of the moving rod penetrates through the bottom plate, the top of the moving rod is connected with a spring and a jacking block, a guide plate is arranged at the top of the jacking block, and the bottom of the jacking rod is detachably and fixedly connected with the guide plate.
8. The hydraulic assembly fixture of claim 7, wherein the tightening mechanism further comprises a guide post, the bottom of the guide post is fixedly connected with the bottom plate, and the guide plate is provided with a guide hole matched with the guide post.
9. The hydraulic assembly fixture according to claim 4, wherein a fixing plate for fixing the oil cylinder is arranged in the base, and the bottom of the oil cylinder penetrates through the fixing plate and is communicated with the hydraulic station through an oil supply pipeline.
10. The hydraulic assembly fixture of claim 7, wherein the bottom of the ejector rod is detachably and fixedly connected with the top of the guide plate through a hinge.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322730844.9U CN220839922U (en) | 2023-10-11 | 2023-10-11 | Hydraulic assembly fixture |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322730844.9U CN220839922U (en) | 2023-10-11 | 2023-10-11 | Hydraulic assembly fixture |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220839922U true CN220839922U (en) | 2024-04-26 |
Family
ID=90739267
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322730844.9U Active CN220839922U (en) | 2023-10-11 | 2023-10-11 | Hydraulic assembly fixture |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220839922U (en) |
-
2023
- 2023-10-11 CN CN202322730844.9U patent/CN220839922U/en active Active
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