CN221210540U - Pin shaft press-fitting device - Google Patents
Pin shaft press-fitting device Download PDFInfo
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- CN221210540U CN221210540U CN202322804086.0U CN202322804086U CN221210540U CN 221210540 U CN221210540 U CN 221210540U CN 202322804086 U CN202322804086 U CN 202322804086U CN 221210540 U CN221210540 U CN 221210540U
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- positioning
- pressing plate
- fixedly connected
- pin shaft
- seat
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- 230000000670 limiting effect Effects 0.000 claims abstract description 12
- 238000010586 diagram Methods 0.000 description 4
- 238000000034 method Methods 0.000 description 3
- 239000002184 metal Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000003068 static effect Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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Abstract
The utility model provides a pin shaft press-fitting device which comprises a positioning assembly, wherein the positioning assembly comprises a positioning seat, a double-head screw rod, a driving motor, two guide posts, two sliding grooves, two positioning clamping plates, a pushing block, a threaded rod, two limiting rods, a lifting block, a pressing plate and a through groove; the two sliding grooves are symmetrically arranged in the positioning seat. According to the utility model, the double-end screw rod is driven by the driving motor, the double-end screw rod drives the two positioning clamping plates to be close to each other through threads, so that the positioning seat and the pressing plate are positioned, the threaded rod is rotated to drive the lifting block to move through threads, the position of the pushing block can be adjusted, the positioning hole in the pushing block corresponds to the position of the pin shaft, when the pressing plate is pulled by the hydraulic cylinder to press the pin shaft, the pin shaft is pushed by the pushing block, the thrust direction born by the pin shaft is coincident with the axis of the pin shaft, and the pin shaft can be pressed once.
Description
Technical Field
The utility model relates to a press-fitting device, in particular to a pin shaft press-fitting device, and belongs to the technical field of pin shaft press-fitting.
Background
The pin shaft is a standardized fastener, can be fixedly connected in a static state and can also relatively move with a connected piece, and is mainly used for the hinge joint of two parts to form hinge connection. In the engineering machinery industry, the pin shafts are widely applied, more in specification and different in length. The pin shaft mounting methods commonly used at present are a pressing-in method and a soft metal knocking-in method.
The known China public authorized invention (publication number: CN 209579405U) discloses a long pin shaft press-fitting device, which drives a pressing plate to retract through a piston rod of a double-acting hydraulic cylinder, and then presses a pin shaft into a workpiece, so that the problems of high labor intensity, high noise and poor surface quality of a pin shaft knock-in surface caused by soft metal knock-in are avoided;
However, when the pin shaft pressing device is used, the whole pressing device is positioned outside a workpiece, and a positioning mechanism is absent between the pressing device and the workpiece, so that the acting force born by the pin shaft is inclined, and the pressing work of the pin shaft is affected.
Disclosure of utility model
In view of the above, the present utility model provides a pin press-fitting device to solve or alleviate the technical problems existing in the prior art, and at least provides a beneficial choice.
The technical scheme of the embodiment of the utility model is realized as follows: the pin shaft press-fitting device comprises a positioning assembly, wherein the positioning assembly comprises a positioning seat, a double-head screw rod, a driving motor, two guide posts, two sliding grooves, two positioning clamping plates, a push block, a threaded rod, two limiting rods, a lifting block, a pressing plate and a through groove;
The two sliding grooves are symmetrically arranged in the positioning seat, the two positioning clamping plates are symmetrically and slidably connected to the inner side walls of the two sliding grooves, the two ends of the guide post are symmetrically and fixedly connected to the inner top wall and the inner top wall of the sliding grooves, the bottom end of the double-head screw rod is fixedly connected to an output shaft of a driving motor, the through groove is arranged in the pressing plate, the lifting block is slidably connected to the inner side wall of the through groove, the two ends of the limiting rod are symmetrically and fixedly connected to the inner top wall and the inner top wall of the through groove, the lifting block is in threaded connection with the outer side wall of the threaded rod, the push block is fixedly connected to one side of the lifting block, and the bottom end of the threaded rod penetrates through the lower surface of the pressing plate and is in rotary connection with the pressing plate.
Further preferably, the locating clamp plates are slidably connected to the outer side walls of the two guide posts, the two locating clamp plates are symmetrically and threadedly connected to the outer side walls of the double-head screw rod, the double-head screw rod is rotationally connected to the inside of the locating seat, and the driving motor is mounted on the lower surface of the locating seat.
Further preferably, the lifting block is slidably connected to the outer side walls of the two limiting rods, and one side of the pushing block is attached to one side of the pressing plate.
Further preferably, a press-fit assembly is arranged on one side of the positioning seat, and comprises a hydraulic cylinder, a connecting frame, a holding rod, a control switch, a fixed seat and two guide rods;
The hydraulic cylinder is arranged on the adjacent surface of the positioning seat and the fixed seat, and the positioning seat is fixedly connected with the fixed seat through the connecting frame.
Further preferably, one end of the holding rod is fixedly connected to the upper surface of the positioning seat, the other end of the holding rod is fixedly connected to the upper surface of the fixing seat, and the control switch is mounted on the upper surface of the holding rod.
Further preferably, the piston shaft of the hydraulic cylinder is fixedly connected to one side of the pressing plate, one end of the two guide rods is symmetrically and fixedly connected to one side of the pressing plate, and the other end of the guide rods penetrates through one side of the fixing seat and is in sliding connection with the fixing seat.
By adopting the technical scheme, the embodiment of the utility model has the following advantages: according to the utility model, the double-end screw rod is driven by the driving motor, the double-end screw rod drives the two positioning clamping plates to be close to each other through the threads, and then the workpiece can be clamped through the positioning clamping plates, so that the positioning seat and the pressing plate are positioned, the threaded rod is rotated, the lifting block is driven by the threaded rod to move through the threads, the lifting block drives the pushing block, and then the position of the pushing block can be adjusted, so that the positioning hole in the pushing block corresponds to the position of the pin shaft, when the pin shaft is pressed by pulling the pressing plate through the hydraulic cylinder, the pushing block pushes the pin shaft, the thrust direction born by the pin shaft coincides with the axis of the pin shaft, and further the pin shaft can be pressed once.
The foregoing summary is for the purpose of the specification only and is not intended to be limiting in any way. In addition to the illustrative aspects, embodiments, and features described above, further aspects, embodiments, and features of the present utility model will become apparent by reference to the drawings and the following detailed description.
Drawings
In order to more clearly illustrate the embodiments of the application or the technical solutions in the prior art, the drawings that are required in the embodiments or the description of the prior art will be briefly described, it being obvious that the drawings in the following description are only some embodiments of the application, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
FIG. 1 is a block diagram of the present utility model;
FIG. 2 is a block diagram of a positioning assembly of the present utility model;
FIG. 3 is a block diagram of a positioning seat according to the present utility model;
fig. 4 is a block diagram of the present utility model.
Reference numerals: 101. a positioning assembly; 11. a positioning seat; 12. double-end screw rod; 13. a driving motor; 14. a guide post; 15. a chute; 16. positioning clamping plates; 17. a pushing block; 18. a threaded rod; 19. a limit rod; 20. a lifting block; 21. a pressing plate; 22. a through groove; 301. press-fitting the assembly; 31. a hydraulic cylinder; 32. a connecting frame; 33. a grip; 34. a control switch; 35. a fixing seat; 36. a guide rod.
Detailed Description
Hereinafter, only certain exemplary embodiments are briefly described. As will be recognized by those of skill in the pertinent art, the described embodiments may be modified in various different ways without departing from the spirit or scope of the present utility model. Accordingly, the drawings and description are to be regarded as illustrative in nature and not as restrictive.
Embodiments of the present utility model will be described in detail below with reference to the accompanying drawings.
As shown in fig. 1-4, the embodiment of the utility model provides a pin shaft press-fitting device, which comprises a positioning assembly 101, wherein the positioning assembly 101 comprises a positioning seat 11, a double-head screw rod 12, a driving motor 13, two guide posts 14, two sliding grooves 15, two positioning clamping plates 16, a push block 17, a threaded rod 18, two limiting rods 19, a lifting block 20, a pressing plate 21 and a through groove 22;
The two sliding grooves 15 are symmetrically arranged in the positioning seat 11, the two positioning clamping plates 16 are symmetrically and slidingly connected to the inner side walls of the two sliding grooves 15, the two ends of the two guide posts 14 are symmetrically and fixedly connected to the inner top wall and the inner top wall of the sliding grooves 15, the bottom ends of the double-head screw rods 12 are fixedly connected to the output shaft of the driving motor 13, the through grooves 22 are arranged in the pressing plates 21, the lifting blocks 20 are slidingly connected to the inner side walls of the through grooves 22, the two ends of the two limiting rods 19 are symmetrically and fixedly connected to the inner top wall and the inner top wall of the through grooves 22, the lifting blocks 20 are in threaded connection with the outer side walls of the threaded rods 18, the push blocks 17 are fixedly connected to one side of the lifting blocks 20, and the bottom ends of the threaded rods 18 penetrate through the lower surfaces of the pressing plates 21 and are in rotary connection with the pressing plates 21.
In one embodiment, the positioning clamping plate 16 is slidably connected to the outer side walls of the two guide posts 14, the two positioning clamping plates 16 are symmetrically and threadedly connected to the outer side walls of the double-end screw rod 12, the double-end screw rod 12 is rotationally connected to the inside of the positioning seat 11, the driving motor 13 is mounted on the lower surface of the positioning seat 11, the double-end screw rod 12 is driven by the driving motor 13 to drive the positioning clamping plates 16 through threads, so that the two positioning clamping plates 16 can be mutually close to each other, and further the workpiece is clamped, so that the positioning of the positioning seat 11 and the pressing plate 21 is realized.
In one embodiment, the lifting block 20 is slidably connected to the outer side walls of the two limiting rods 19, one side of the pushing block 17 is attached to one side of the pressing plate 21, and a positioning hole is formed in the pushing block 17.
In one embodiment, a press-fit assembly 301 is mounted on one side of the positioning seat 11, and the press-fit assembly 301 comprises a hydraulic cylinder 31, a connecting frame 32, a holding rod 33, a control switch 34, a fixed seat 35 and two guide rods 36;
the hydraulic cylinder 31 is installed on the adjacent surface of the positioning seat 11 and the fixed seat 35, the positioning seat 11 and the fixed seat 35 are fixedly connected through the connecting frame 32, and the hydraulic cylinder 31 is a double-acting hydraulic cylinder.
In one embodiment, one end of the holding rod 33 is fixedly connected to the upper surface of the positioning seat 11, the other end of the holding rod 33 is fixedly connected to the upper surface of the fixed seat 35, the control switch 34 is installed on the upper surface of the holding rod 33, the piston shaft of the hydraulic cylinder 31 is fixedly connected to one side of the pressing plate 21, one ends of the two guide rods 36 are symmetrically and fixedly connected to one side of the pressing plate 21, the other end of the guide rod 36 penetrates one side of the fixed seat 35 and is slidably connected with the fixed seat 35, a limiting effect can be achieved through the guide rod 36, and when the pressing plate 21 moves, the pressing plate 21 is always kept parallel to the positioning seat 11.
In one embodiment, the electrical output end of the control switch 34 is electrically connected to the electrical input ends of the hydraulic cylinder 31 and the driving motor 13 through wires, and the electrical input end of the control switch 34 is connected to an external power source for supplying power to the hydraulic cylinder 31 and the driving motor 13.
The utility model works when in work: the whole workpiece is carried through the holding rod 33, the workpiece is located between the positioning seat 11 and the pressing plate 21, meanwhile, the workpiece is attached to the positioning seat 11 and located between the two positioning clamping plates 16, the driving motor 13 is controlled to work through the control switch 34, the driving motor 13 drives the double-headed screw rod 12, the double-headed screw rod 12 drives the two positioning clamping plates 16 to be close to each other through threads, the workpiece can be clamped through the positioning clamping plates 16, the positioning seat 11 and the pressing plate 21 are positioned, one end of a pin shaft is placed in a pin shaft hole of the workpiece, then the threaded rod 18 is rotated, the threaded rod 18 drives the lifting block 20 to move through threads, the lifting block 20 drives the pushing block 17, the position of the pushing block 17 can be adjusted, the positioning hole in the pushing block 17 corresponds to the position of the pin shaft, then the hydraulic cylinder 31 is controlled to work through the control switch 34, the pressing plate 21 is pulled to be close to the positioning seat 11 by the hydraulic cylinder 31, the pin shaft is pushed by the pressing plate 21, the pin shaft can be pressed into the workpiece, and the bearing thrust force coincides with the axis of the pin shaft itself during pressing.
The foregoing is merely illustrative of the present utility model, and the present utility model is not limited thereto, and any person skilled in the art will readily recognize that various changes and substitutions are possible within the scope of the present utility model. Therefore, the protection scope of the present utility model shall be subject to the protection scope of the claims.
Claims (6)
1. The utility model provides a round pin axle pressure equipment device, includes locating component (101), its characterized in that: the positioning assembly (101) comprises a positioning seat (11), a double-head screw rod (12), a driving motor (13), two guide posts (14), two sliding grooves (15), two positioning clamping plates (16), a pushing block (17), a threaded rod (18), two limiting rods (19), a lifting block (20), a pressing plate (21) and a through groove (22);
The two sliding grooves (15) are symmetrically arranged in the positioning seat (11), the two positioning clamping plates (16) are symmetrically and slidably connected to the inner side walls of the two sliding grooves (15), the two ends of the guide posts (14) are symmetrically and fixedly connected to the inner top wall and the inner top wall of the sliding grooves (15), the bottom ends of the double-headed screw rods (12) are fixedly connected to the output shaft of the driving motor (13), the through grooves (22) are arranged in the pressing plate (21), the lifting blocks (20) are slidably connected to the inner side walls of the through grooves (22), the two ends of the limiting rods (19) are symmetrically and fixedly connected to the inner top wall and the inner top wall of the through grooves (22), the lifting blocks (20) are in threaded connection with the outer side wall of the threaded rod (18), and the bottom ends of the push blocks (17) are fixedly connected to one side of the lifting blocks (20), penetrate through the lower surface of the threaded rod (21) and are rotatably connected with the pressing plate (21).
2. The pin press-fitting device according to claim 1, wherein: the locating clamp plates (16) are slidably connected to the outer side walls of the two guide posts (14), the two locating clamp plates (16) are symmetrically and threadedly connected to the outer side walls of the double-head screw rod (12), the double-head screw rod (12) is rotationally connected to the inside of the locating seat (11), and the driving motor (13) is mounted on the lower surface of the locating seat (11).
3. The pin press-fitting device according to claim 1, wherein: the lifting block (20) is connected to the outer side walls of the two limiting rods (19) in a sliding mode, and one side of the pushing block (17) is attached to one side of the pressing plate (21).
4. The pin press-fitting device according to claim 2, wherein: one side of the positioning seat (11) is provided with a press-fit assembly (301), and the press-fit assembly (301) comprises a hydraulic cylinder (31), a connecting frame (32), a holding rod (33), a control switch (34), a fixed seat (35) and two guide rods (36);
The hydraulic cylinder (31) is arranged on the adjacent surface of the positioning seat (11) and the fixed seat (35), and the positioning seat (11) is fixedly connected with the fixed seat (35) through the connecting frame (32).
5. The pin press-fitting device according to claim 4, wherein: one end of the holding rod (33) is fixedly connected to the upper surface of the positioning seat (11), the other end of the holding rod (33) is fixedly connected to the upper surface of the fixing seat (35), and the control switch (34) is arranged on the upper surface of the holding rod (33).
6. The pin press-fitting device according to claim 4, wherein: the piston shaft of the hydraulic cylinder (31) is fixedly connected to one side of the pressing plate (21), one ends of the two guide rods (36) are symmetrically and fixedly connected to one side of the pressing plate (21), and the other ends of the guide rods (36) penetrate through one side of the fixing seat (35) and are in sliding connection with the fixing seat (35).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322804086.0U CN221210540U (en) | 2023-10-18 | 2023-10-18 | Pin shaft press-fitting device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322804086.0U CN221210540U (en) | 2023-10-18 | 2023-10-18 | Pin shaft press-fitting device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN221210540U true CN221210540U (en) | 2024-06-25 |
Family
ID=91564927
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322804086.0U Active CN221210540U (en) | 2023-10-18 | 2023-10-18 | Pin shaft press-fitting device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN221210540U (en) |
-
2023
- 2023-10-18 CN CN202322804086.0U patent/CN221210540U/en active Active
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