CN115091403A - Leaf spring round pin built-in device - Google Patents
Leaf spring round pin built-in device Download PDFInfo
- Publication number
- CN115091403A CN115091403A CN202210774371.XA CN202210774371A CN115091403A CN 115091403 A CN115091403 A CN 115091403A CN 202210774371 A CN202210774371 A CN 202210774371A CN 115091403 A CN115091403 A CN 115091403A
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- China
- Prior art keywords
- plate spring
- face
- pin
- shaft
- plate
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
- B25B—TOOLS OR BENCH DEVICES NOT OTHERWISE PROVIDED FOR, FOR FASTENING, CONNECTING, DISENGAGING OR HOLDING
- B25B27/00—Hand tools, specially adapted for fitting together or separating parts or objects whether or not involving some deformation, not otherwise provided for
- B25B27/02—Hand tools, specially adapted for fitting together or separating parts or objects whether or not involving some deformation, not otherwise provided for for connecting objects by press fit or detaching same
Abstract
The invention relates to the technical field of plate spring assembly, in particular to a plate spring pin assembling device which comprises a plate spring support and an assembling device, wherein the plate spring support is provided with a front end surface and a rear end surface which are opposite and arranged at intervals, pin shaft holes are formed in the front end surface and the rear end surface, and the two pin shaft holes are coaxial; the assembling device comprises a positioning part and a movable part which are opposite and arranged at intervals, the positioning part is provided with a sliding block matched with the pin shaft hole of the rear end face, and the sliding direction of the sliding block is parallel to the axis of the pin shaft hole; the movable part comprises a linear reciprocating device and a push block connected with the movable end of the linear reciprocating device, the push block is coaxial with the sliding block, and the moving direction of the push block faces to the pin shaft hole of the front end face. The invention can accurately assemble the plate spring pin into the pin shaft hole of the plate spring bracket without damaging the plate spring bracket.
Description
Technical Field
The invention relates to the technical field of plate spring assembly, in particular to a plate spring pin assembling device.
Background
The use of leaf springs on commercial vehicles is very common. The fixed installation of the plate spring is completed by inserting a plate spring pin into a pin shaft hole of a plate spring bracket, and in the assembly operation of an automobile factory, the currently adopted method is that one worker holds the plate spring pin with hands, and the other worker uses a hammer to knock the plate spring pin, so that the plate spring pin is knocked into the pin shaft hole of the plate spring bracket. By using the method, firstly, workers holding the plate spring pins by hands have the potential safety hazard of being smashed, and in addition, as the workers cannot guarantee the holding of the plate spring pins and the knocking force of the hammer is large, the plate spring support can be subjected to the impact force from the plate spring pins, the structure of the plate spring support is damaged, and the potential safety hazard is brought to the whole vehicle.
Disclosure of Invention
The technical problem to be solved by the invention is as follows: provided is a leaf spring pin assembling device, which can accurately assemble a leaf spring pin into a pin shaft hole of a leaf spring support and does not damage the leaf spring support.
In order to solve the technical problems, the technical scheme adopted by the invention is as follows: a plate spring pin assembling device comprises a plate spring support and an assembling device, wherein the plate spring support is provided with a front end face and a rear end face which are opposite and arranged at intervals, pin shaft holes are formed in the front end face and the rear end face, and the two pin shaft holes are coaxial;
the assembling device comprises a positioning part and a movable part which are opposite and arranged at intervals, the positioning part is provided with a sliding block matched with the pin shaft hole of the rear end face, and the sliding direction of the sliding block is parallel to the axis of the pin shaft hole;
the movable part comprises a linear reciprocating device and a push block connected with the movable end of the linear reciprocating device, the push block is coaxial with the sliding block, and the moving direction of the push block faces to the pin shaft hole of the front end face.
The invention has the beneficial effects that: when the plate spring pin is assembled, the sliding block on the positioning part of the assembling device is inserted into the pin shaft hole on the rear end face of the plate spring support, so that the push block, the pin shaft hole and the sliding block are positioned on the same axis, then an assembler can place the plate spring pin between the front end face of the plate spring support and the push block, and then the push block can be driven by the linear reciprocating device to move towards the pin shaft hole direction of the front end face, so that the plate spring pin is assembled into the two pin shaft holes of the front end face and the rear end face of the plate spring support; and simultaneously, when the plate spring round pin group goes into the round pin shaft hole on the rear end face of plate spring support, the slider can withdraw from the round pin shaft hole on the rear end face gradually under the promotion of plate spring round pin for the plate spring round pin is after the plate spring support is assembled into completely, and the device of assembling can be by oneself with the separation of plate spring support, so that the assembly personnel take off and pack into the device.
Drawings
Fig. 1 is a schematic structural view of a plate spring pin assembling apparatus according to an embodiment of the present invention;
FIG. 2 is a schematic view showing a structure of a positioning portion of a plate spring pin fitting-in device according to an embodiment of the present invention;
FIG. 3 is a schematic view showing a movable portion structure of a plate spring pin fitting device according to an embodiment of the present invention;
description of reference numerals:
1. a plate spring support; 11. a front end face; 12. a rear end face;
2. a means for incorporation; 21. a positioning part; 211. a slider; 2111. a first flanging;
212. positioning a plate; 2121. mounting holes;
22. a movable portion; 221. a linear reciprocating device; 222. a push block; 2221. a top shaft; 2222. a shaft sleeve;
223. mounting a plate; 2231. a through hole; 2232. sinking a groove;
3. a first spacing arm;
4. a plugging disc; 41. a boss;
5. a first spring;
6. a sleeve; 61. a second limiting arm;
7. a convex ring; 8. second flanging; 9. a second spring; 10. and a plate spring pin.
Detailed Description
In order to explain technical contents, achieved objects, and effects of the present invention in detail, the following description is made with reference to the accompanying drawings in combination with the embodiments.
Referring to fig. 1 to 3, the plate spring pin assembling device of the present invention includes a plate spring support 1 and an assembling device 2, wherein the plate spring support 1 has a front end surface 11 and a rear end surface 12 which are opposite and spaced from each other, and pin shaft holes are disposed on the front end surface 11 and the rear end surface 12 and are coaxial;
the assembly device 2 comprises a positioning part 21 and a movable part 22 which are opposite and arranged at intervals, the positioning part 21 is provided with a sliding block 211 matched with the pin shaft hole of the rear end face 12, and the sliding direction of the sliding block 211 is parallel to the axis of the pin shaft hole;
the movable part 22 comprises a linear reciprocating device 221 and a push block 222 connected with the movable end of the linear reciprocating device 221, the push block 222 is coaxial with the slide block 211, and the moving direction of the push block 222 faces to the pin shaft hole of the front end surface 11.
From the above description, the beneficial effects of the present invention are: when the plate spring pin 10 is assembled, the slider 211 on the positioning part 21 of the assembling device 2 is inserted into the pin shaft hole on the rear end surface 12 of the plate spring support 1, so that the push block 222, the pin shaft hole and the slider 211 are positioned on the same axis, then an assembler can place the plate spring pin 10 between the front end surface 11 of the plate spring support 1 and the push block 222, and then the push block 222 can be driven by the linear reciprocating device 221 to move towards the pin shaft hole direction of the front end surface 11, so that the plate spring pin 10 is assembled into two pin shaft holes of the front end surface 11 and the rear end surface 12 of the plate spring support 1; and simultaneously, when the plate spring pin 10 is assembled into the pin shaft hole on the rear end surface 12 of the plate spring support 1, the sliding block 211 can gradually exit from the pin shaft hole on the rear end surface 12 under the pushing of the plate spring pin 10, so that the assembling device 2 can be automatically separated from the plate spring support 1 after the plate spring pin 10 is completely assembled into the plate spring support 1, and the assembling personnel can take down the assembling device.
Referring to fig. 2, further, the positioning portion 21 further includes a positioning plate 212, a mounting hole 2121 coaxial with the pin shaft hole is formed in the positioning plate 212, a first limiting arm 3 is disposed in one end of the mounting hole 2121 facing the rear end surface 12, the sliding block 211 is slidably disposed in the mounting hole 2121, a first turned edge 2111 abutting against the first limiting arm 3 is disposed at the tail end of the sliding block 211, and a blocking disc 4 is connected to one end of the mounting hole 2121 far from the rear end surface 12 through a thread.
As can be seen from the above description, when the slider 211 slides in the mounting hole 2121, the first limiting arm 3 abuts against the first turned edge 2111, so that the slider 211 can be prevented from sliding out from the positioning plate 212 toward the end of the rear end surface 12, and the blocking plate 4 can be prevented from sliding out from the end of the positioning plate 212 far away from the rear end surface 12.
Referring to fig. 2, further, a first spring 5 is disposed between the slider 211 and the blocking disk 4.
As can be seen from the above description, when the plate spring pin 10 pushes the slider 211 to move toward the plugging disc 4, so that the slider 211 exits the pin hole on the rear end surface 12 and compresses the first spring 5, and after the plate spring pin 10 is assembled, the assembly device 2 is removed from the plate spring support 1, and the slider 211 is reset by the elastic force of the first spring 5, so as to facilitate the assembly operation of the plate spring pin 10 of another round.
Referring to fig. 2, further, the plugging disc 4 has a boss 41 extending away from the rear end face 12.
As can be seen from the above description, when the sliding block 211 or the first spring 5 needs to be replaced, a person uses a wrench to clamp the boss 41, so as to rapidly detach the plugging disk 4 from the positioning plate 212.
Referring to fig. 3, further, the pushing block 222 includes a top shaft 2221 and a shaft sleeve 2222, wherein one end of the top shaft 2221 away from the front end surface 11 is connected to the movable end of the linear reciprocating device 221, and the shaft sleeve 2222 is slidably disposed at one end of the top shaft 2221 facing the front end surface 11.
As can be seen from the above description, in the process of assembling the plate spring pin 10, the end of the plate spring pin 10 is sleeved by the sleeve 2222, so as to facilitate the rapid positioning of the top shaft 2221 and the plate spring pin 10, and to play a role in stabilizing the plate spring pin 10, thereby ensuring the stability of the plate spring pin 10 during assembling.
Referring to fig. 3, further, the plate spring pin assembling device further includes a sleeve 6, a convex ring 7 is protruded from a shaft body of the top shaft 2221, an external thread is disposed on a side wall of the convex ring 7, an internal thread adapted to the external thread is disposed on an inner wall of one end of the sleeve 6, a second limiting arm 61 extends inward from the other end of the sleeve 6, and a second flange 8 abutting against the second limiting arm 61 is disposed at a tail end of the sleeve 2222.
As can be seen from the above description, when the shaft sleeve 2222 slides on the shaft body of the top shaft 2221, the second limiting arm 61 abuts against the second flange 8, so that the shaft sleeve 2222 can be prevented from sliding out of the shaft body of the top shaft 2221.
Referring to fig. 3, further, a second spring 9 is sleeved on the top shaft 2221, one end of the second spring 9 abuts against the convex ring 7, and the other end of the second spring 9 abuts against the second flange 8.
As can be seen from the above description, after the shaft housing 2222 is in contact with the front end surface 11 during the assembly of the leaf spring pin 10, due to the stop of the front end surface 11 by the continuous forward movement of the top shaft 2221, the shaft housing 2222 is retreated relative to the top shaft 2221, so that the shaft housing 2222 is separated from the leaf spring pin 10 and compresses the second spring 9, and after the assembly of the leaf spring pin 10 is completed, the assembly device 2 is removed from the leaf spring support 1, and the shaft housing 2222 is returned by the elastic force of the second spring 9, so as to facilitate the assembly of the leaf spring pin 10 of another wheel.
Referring to fig. 3, further, the movable portion 22 further includes a mounting plate 223, a through hole 2231 is formed in the mounting plate 223, a sinking groove 2232 for the push block 222 to be disposed is formed in an end surface of the mounting plate 223 facing the front end surface 11, the sinking groove 2232 is communicated with the through hole 2231, the linear reciprocating device 221 is disposed on an end surface of the mounting plate 223 far from the front end surface 11, and the movable end of the linear reciprocating device 221 passes through the through hole 2231 and is connected to the push block 222.
As can be seen from the above description, the push block 222 and the linear reciprocating device 221 are respectively installed at both sides of the mounting plate 223 in the thickness direction, and the movable end of the linear reciprocating device 221 can pass through the through hole 2231 to be connected with the push block 222, while the push block 222 is placed in the sink 2232, so that the overall length of the incorporating device 2 can be reduced to facilitate the operation of an assembler.
The invention relates to an application scene of a plate spring pin assembling device, which comprises the following steps: when the plate spring pin 10 needs to be assembled into the plate spring support 1, the slider 211 on the positioning portion 21 of the assembling device 2 is inserted into the pin shaft hole on the rear end face 12 of the plate spring support 1, so that the push block 222, the pin shaft hole and the slider 211 are located on the same axis, then the assembler can place the plate spring pin 10 between the front end face 11 of the plate spring support 1 and the push block 222, and then the linear reciprocating device 221 can drive the push block 222 to move towards the pin shaft hole direction of the front end face 11, so that the plate spring pin 10 is assembled into the two pin shaft holes of the front end face 11 and the rear end face 12 of the plate spring support 1.
Example one
A plate spring pin assembling device is shown in figures 1 to 3 and comprises a plate spring support 1 and an assembling device 2, wherein the plate spring support 1 is provided with a front end surface 11 and a rear end surface 12 which are opposite and arranged at intervals, pin shaft holes are formed in the front end surface 11 and the rear end surface 12, and the two pin shaft holes are coaxial; the assembly device 2 comprises a positioning part 21 and a movable part 22 which are opposite and arranged at intervals, the positioning part 21 is provided with a sliding block 211 matched with the pin shaft hole of the rear end face 12, and the sliding direction of the sliding block 211 is parallel to the axis of the pin shaft hole; the movable part 22 comprises a linear reciprocating device 221 and a push block 222 connected with the movable end of the linear reciprocating device 221, the push block 222 is coaxial with the slide block 211, and the moving direction of the push block 222 faces to the pin shaft hole of the front end surface 11.
Referring to fig. 2, the positioning portion 21 further includes a positioning plate 212, a mounting hole 2121 coaxial with the pin shaft hole is formed in the positioning plate 212, a first limiting arm 3 is disposed in one end of the mounting hole 2121 facing the rear end face 12, the sliding block 211 is slidably disposed in the mounting hole 2121, a first turned edge 2111 abutting against the first limiting arm 3 is disposed at the tail end of the sliding block 211, and a plugging disc 4 is connected to one end of the mounting hole 2121 far from the rear end face 12 through a thread. A first spring 5 is arranged between the slider 211 and the blocking disk 4. The closing disk 4 has a projection 41 which extends away from the rear end face 12.
Referring to fig. 3, the pushing block 222 includes a top shaft 2221 and a shaft sleeve 2222, wherein one end of the top shaft 2221 away from the front end surface 11 is connected to a movable end of the linear reciprocating device 221, and the shaft sleeve 2222 is slidably disposed at one end of the top shaft 2221 facing the front end surface 11. Above-mentioned leaf spring round pin group goes into device still includes sleeve 6, the protruding bulge has bulge loop 7 on the axle body of apical axis 2221, be provided with the external screw thread on the lateral wall of bulge loop 7, be provided with the internal thread with external screw thread looks adaptation on the inner wall of sleeve 6 one end, the other end of sleeve 6 inwards extends has the spacing arm 61 of second, axle sleeve 2222 tail end is provided with the second turn-ups 8 with the spacing arm 61 looks butt of second. The top shaft 2221 is sleeved with a second spring 9, one end of the second spring 9 abuts against the convex ring 7, and the other end of the second spring 9 abuts against the second flanging 8. The movable portion 22 further includes a mounting plate 223, a through hole 2231 is provided on the mounting plate 223, a sinking groove 2232 for the push block 222 to be arranged is provided on an end surface of the mounting plate 223 facing the front end surface 11, the sinking groove 2232 is communicated with the through hole 2231, the linear reciprocating device 221 is provided on an end surface of the mounting plate 223 far away from the front end surface 11, and the movable end of the linear reciprocating device 221 passes through the through hole 2231 to be connected with the push block 222.
The working principle is as follows: in the process of assembling the leaf spring pin 10, the sliding block 211 is inserted into the pin shaft hole on the rear end face 12, so that the pushing block 222, the pin shaft hole and the sliding block 211 are positioned on the same axis; then, the plate spring pin 10 is placed between the front end surface 11 of the plate spring support 1 and the push block 222, and the end of the plate spring pin 10 is sleeved by the shaft sleeve 2222, so that the stability of the plate spring pin 10 in assembly is guaranteed; finally, the linear reciprocating device 221 is started to drive the top shaft 2221 to gradually push the leaf spring pin 10 into the two pin shaft holes of the front end surface 11 and the rear end surface 12. Meanwhile, when the plate spring pin 10 is assembled into the pin shaft hole on the rear end face 12 of the plate spring support 1, the sliding block 211 is pushed by the plate spring pin 10 to gradually exit from the pin shaft hole on the rear end face 12, so that after the plate spring pin 10 is completely assembled into the plate spring support 1, the assembly device 2 can be automatically separated from the plate spring support 1, and an assembler can take down the assembly device conveniently.
During the process of the plate spring pin 10 entering the pin hole of the rear end face 12, the plate spring pin 10 pushes the slider 211 to move towards the plugging disc 4, so that the slider 211 exits the pin hole on the rear end face 12, and simultaneously the slider 211 compresses the first spring 5. After the insertion of the leaf spring pin 10 is completed, the insertion device 2 is removed from the leaf spring support 1, and the slider 211 is returned by the spring force of the first spring 5, so that the slider 211 can be inserted into the pin hole on the rear end face 12 of the other leaf spring support 1 during the insertion operation of the leaf spring pin 10 of the other wheel.
When the boss 2222 is in contact with the front end surface 11, the boss 2222 is retreated relative to the top shaft 2221 due to the continuous advance of the top shaft 2221 and the block of the front end surface 11, so that the boss 2222 is separated from the leaf spring pin 10 and compresses the second spring 9. Thus, after the insertion of the leaf spring pin 10 is completed, the insertion device 2 is removed from the leaf spring support 1, and the boss 2222 is restored by the elastic force of the second spring 9, so that the leaf spring pin 10 can be positioned at another wheel.
The above description is only an embodiment of the present invention, and is not intended to limit the scope of the present invention, and all equivalent modifications made by the present invention and the contents of the accompanying drawings, which are directly or indirectly applied to the related technical fields, are included in the scope of the present invention.
Claims (8)
1. A plate spring pin insertion device characterized in that: the spring plate assembling device comprises a plate spring support and an assembling device, wherein the plate spring support is provided with a front end surface and a rear end surface which are opposite and arranged at intervals, pin shaft holes are formed in the front end surface and the rear end surface, and the two pin shaft holes are coaxial;
the assembling device comprises a positioning part and a movable part which are opposite and arranged at intervals, the positioning part is provided with a sliding block matched with the pin shaft hole of the rear end face, and the sliding direction of the sliding block is parallel to the axis of the pin shaft hole;
the movable part comprises a linear reciprocating device and a push block connected with the movable end of the linear reciprocating device, the push block is coaxial with the sliding block, and the moving direction of the push block faces to the pin shaft hole of the front end face.
2. The plate spring pin assembling apparatus according to claim 1, wherein: the location portion still includes the locating plate, be provided with on the locating plate with the coaxial mounting hole in round pin shaft hole, the mounting hole is provided with first spacing arm towards the one end of rear end face in, the slider slides and sets up in the mounting hole, the slider tail end is provided with the first turn-ups with first spacing arm looks butt, the one end threaded connection that the rear end face was kept away from to the mounting hole has the shutoff dish.
3. The plate spring pin assembling apparatus according to claim 2, wherein: a first spring is arranged between the sliding block and the plugging disc.
4. The plate spring pin assembling apparatus according to claim 2, wherein: the plugging disc is provided with a boss which extends in a direction far away from the rear end face.
5. The plate spring pin assembling apparatus according to claim 1, wherein: the ejector block comprises an ejector shaft and a shaft sleeve, one end, far away from the front end face, of the ejector shaft is connected with the movable end of the linear reciprocating device, and the shaft sleeve is arranged at one end, facing the front end face, of the ejector shaft in a sliding mode.
6. The plate spring pin insertion device according to claim 5, wherein: the shaft sleeve is characterized by further comprising a sleeve, a convex ring is arranged on the shaft body of the jacking shaft in a protruding mode, external threads are arranged on the side wall of the convex ring, internal threads matched with the external threads are arranged on the inner wall of one end of the sleeve, a second limiting arm extends inwards from the other end of the sleeve, and a second flanging abutted against the second limiting arm is arranged at the tail end of the shaft sleeve.
7. The leaf spring pin insertion device according to claim 6, wherein: and a second spring is sleeved on the top shaft, one end of the second spring is abutted with the convex ring, and the other end of the second spring is abutted with the second flanging.
8. The plate spring pin assembling apparatus according to claim 1, wherein: the movable part further comprises a mounting plate, a through hole is formed in the mounting plate, a sinking groove for the push block to be arranged is formed in the end face, facing the front end face, of the mounting plate, the sinking groove is communicated with the through hole, the linear reciprocating device is arranged on the end face, far away from the front end face, of the mounting plate, and the movable end of the linear reciprocating device penetrates through the through hole to be connected with the push block.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210774371.XA CN115091403A (en) | 2022-07-01 | 2022-07-01 | Leaf spring round pin built-in device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210774371.XA CN115091403A (en) | 2022-07-01 | 2022-07-01 | Leaf spring round pin built-in device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN115091403A true CN115091403A (en) | 2022-09-23 |
Family
ID=83294387
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210774371.XA Pending CN115091403A (en) | 2022-07-01 | 2022-07-01 | Leaf spring round pin built-in device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN115091403A (en) |
-
2022
- 2022-07-01 CN CN202210774371.XA patent/CN115091403A/en active Pending
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