CN210232868U - Roller chain pin shaft quick dismounting tool - Google Patents
Roller chain pin shaft quick dismounting tool Download PDFInfo
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- CN210232868U CN210232868U CN201920887628.6U CN201920887628U CN210232868U CN 210232868 U CN210232868 U CN 210232868U CN 201920887628 U CN201920887628 U CN 201920887628U CN 210232868 U CN210232868 U CN 210232868U
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- screw rod
- adjusting screw
- chain
- pin shaft
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Abstract
The utility model relates to a roller chain pin shaft quick dismounting tool, belonging to the technical field of part dismounting tools, which comprises a base, a pin punch switching mechanism and a chain clamping mechanism; the base is provided with a pin shaft sliding groove, a pin punch conversion mechanism and a chain clamping mechanism, the pin shaft sliding groove is provided with a pin shaft withdrawing groove, the pin punch conversion mechanism comprises a longitudinal adjusting screw rod sliding block, a longitudinal adjusting screw rod sliding frame, a longitudinal adjusting screw rod, a pin punch conversion disc, a pin punch positioning guide cylinder, a pin punch conversion disc locking elastic pad and a pin punch conversion disc locking nut, and the chain clamping mechanism comprises a fixed chain clamping block, a movable chain clamping block, a chain clamping adjusting block, a transverse adjusting screw rod fixing block, a transverse adjusting screw rod and a T-shaped sliding groove; the utility model has flexible use, can realize the disassembly of chain pin shafts with different aperture specifications, has strong maneuverability, can directly carry out online maintenance operation at fault points, and has high working efficiency; easy location, stability, avoid the round pin to dash to strike and rock the damage, damage chain.
Description
Technical Field
The utility model belongs to the technical field of spare part assembly and disassembly tools, specific theory relates to a quick extracting tool of roller chain round pin axle.
Background
In mechanical equipment, chain transmission is widely applied, the chain is frequently subjected to faults such as fatigue wear, elongation, fracture and the like after running for a certain time and needs to be adjusted or replaced, when a new chain is replaced or adjusted, in order to obtain the required length, the redundant part of the chain needs to be punched out of a pin shaft, the process is that the chain is usually placed on a punching pin table, the pin is punched to be flush with the outer plane of a chain plate by a hammer, the pin punch is held to be opposite to the pin shaft of the chain, and the pin punch is knocked by the hammer until the pin shaft is completely ejected out; or firstly slightly ejecting the pin shaft by using an auxiliary tool, then putting the chain on a pin punching table, supporting the pin punch to enable the pin punch to be opposite to the pin shaft of the chain, and knocking the pin punch by using a hammer until the pin shaft is completely ejected. However, the replacement requires a specific platform for operation, which seriously affects the maintenance efficiency and has certain potential safety hazard; and the pin punch is unstable in contact with the pin shaft during replacement, and the pin punch is easy to deflect when stressed, so that the pin shaft is stressed unevenly, and the neutral difference of the pin punch causes damage to the chain.
Therefore, it is necessary to provide a roller chain pin shaft quick dismounting tool which is flexible to use, strong in maneuverability, easy to position and stable.
Disclosure of Invention
In order to overcome the problems existing in the background technology, the utility model provides a roller chain pin shaft quick dismounting tool, a pin punching conversion mechanism can be flexibly adjusted, the adaptability is strong, the pin punching positioning guide cylinder is converted to the pin punching positioning guide cylinders with different apertures, the roller chain pin shaft dismounting with different aperture specifications can be realized, and the pin shaft can be punched to be completely separated from a chain plate and punched to a pin shaft waiting position by adjusting the height of a pin punching conversion disc; the chain is stabilized in the pin shaft sliding groove through the fixed chain clamping block and the movable chain clamping block, a pin shaft and a pin shaft withdrawing groove which need to be detached are enabled to be positioned on the same vertical line with the pin punching positioning guide cylinder, accurate and stable pin punching positioning is guaranteed, pin punching and pin shaft contact instability during replacement is avoided, the pin punching stress is prone to deflection, the pin shaft stress is uneven, the pin punching damages the chain due to neutral difference, operation is safe and stable, and safety guarantee of workers is improved.
In order to achieve the above purpose, the utility model is realized by the following technical scheme:
the roller chain pin shaft rapid dismounting tool comprises a base 1, a pin impact conversion mechanism and a chain clamping mechanism; the base 1 is provided with a pin shaft sliding groove 2, a pin punch conversion mechanism and a chain clamping mechanism, and the pin shaft sliding groove 2 is provided with a pin shaft withdrawing groove 3; the pin-punch conversion mechanism comprises a longitudinal adjusting screw rod sliding block 4, a longitudinal adjusting screw rod sliding frame 5, a longitudinal adjusting screw rod 6, a pin-punch conversion disc 7, a pin-punch positioning guide cylinder 8, a pin-punch conversion disc locking elastic pad 9 and a pin-punch conversion disc locking nut 10, wherein the longitudinal adjusting screw rod sliding block 4 is fixed on the base 1, the longitudinal adjusting screw rod 6 is fixed on the longitudinal adjusting screw rod sliding block 4 through the longitudinal adjusting screw rod sliding frame 5, the pin-punch conversion disc 7 is sleeved with the pin-punch conversion disc locking elastic pad 9 and sleeved on the longitudinal adjusting screw rod 6, the pin-punch conversion disc locking nut 10 on the pin-punch conversion disc locking elastic pad 9 is used for positioning, and the pin-punch conversion disc 7 is provided with the pin-punch positioning guide cylinders 8 with different apertures;
chain clamping mechanism presss from both sides tight piece 11 including fixed chain, the tight piece 12 of activity chain clamp, the tight regulating block 13 of chain clamp, horizontal accommodate the lead screw fixed block 14, horizontal accommodate the lead screw 15, "T" type spout 16, the tight piece 11 threaded fixation of fixed chain clamp is on base 1, the tight piece 12 of activity chain clamp is fixed with the tight regulating block 13 of chain clamp, the tight regulating block 13 of chain clamp is located in "T" type spout 16 on base 1, and horizontal accommodate the lead screw 15 runs through horizontal accommodate the lead screw fixed block 14 and is connected with the tight regulating block 13 snap ring of chain clamp, horizontal accommodate the lead screw fixed block 14 passes through the bolt fastening on base 1.
Preferably, the transverse adjusting screw 15 is in threaded connection with the transverse adjusting screw fixing block 14.
Preferably, the longitudinal adjusting screw rod 6 is provided with a longitudinal adjusting screw rod handle 17.
Preferably, the transverse adjusting screw rod 15 is provided with a transverse adjusting screw rod handle 18.
The utility model has the advantages that:
1. the utility model is flexible to use, can be used for disassembling the pin shaft of the roller chain with different apertures, and can realize two modes of punching the pin shaft to be completely separated from the chain plate and to be positioned at the pin shaft to be assembled by adjusting the height of the pin punching conversion disc; the device has strong maneuverability, light weight, firm structure and standard operation, can be directly maintained and operated on line at a fault point, shortens the time consumed in the process and improves the working efficiency.
2. The utility model discloses easy location, stability is good, avoids the round pin to dash to strike and rocks the damage, damages the chain, causes the problem of spare part process consumption, and the device operation safety and stability has improved staff's safety guarantee.
Drawings
Fig. 1 is a schematic structural diagram of the present invention;
fig. 2 is a top view of the present invention;
fig. 3 is a side view of the present invention.
In the figure, 1-base, 2-pin shaft sliding groove, 3-pin shaft withdrawing groove, 4-longitudinal adjusting screw rod sliding block, 5-longitudinal adjusting screw rod sliding frame, 6-longitudinal adjusting screw rod, 7-pin impact conversion disc, 8-pin impact positioning guide cylinder, 9-pin impact conversion disc locking elastic pad, 10-pin impact conversion disc locking nut, 11-fixed chain clamping block, 12-movable chain clamping block, 13-chain clamping adjusting block, 14-transverse adjusting screw rod fixing block, 15-transverse adjusting screw rod, 16- 'T' -shaped sliding groove, 17-longitudinal adjusting screw rod handle and 18-transverse adjusting screw rod handle.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention clearer, the following will explain in detail a preferred embodiment of the present invention with reference to the accompanying drawings to facilitate understanding of the skilled person.
As shown in fig. 1-3, the roller chain pin shaft quick dismounting tool comprises a base 1, a pin punch conversion mechanism and a chain clamping mechanism; the base 1 is provided with a pin shaft sliding groove 2, a pin punch switching mechanism and a chain clamping mechanism, the pin shaft sliding groove 2 is provided with a pin shaft withdrawing groove 3, the placing position of a chain is adjusted through the pin shaft sliding groove 2, and a chain pin shaft is positioned in the center of the pin shaft withdrawing groove 3, so that the detached pin shaft is directly withdrawn; the pin-punch converting mechanism comprises a longitudinal adjusting screw rod slide block 4, a longitudinal adjusting screw rod slide frame 5, a longitudinal adjusting screw rod 6, a pin-punch converting disc 7, a pin-punch positioning guide cylinder 8, a pin-punch converting disc locking elastic pad 9 and a pin-punch converting disc locking nut 10, wherein the longitudinal adjusting screw rod slide block 4 is fixed on a base 1, the longitudinal adjusting screw rod 6 is fixed on the longitudinal adjusting screw rod slide block 4 through the longitudinal adjusting screw rod slide frame 5, a longitudinal adjusting screw rod handle 17 is arranged on the longitudinal adjusting screw rod 6, the pin-punch converting disc 7 is driven to move circumferentially through adjusting the longitudinal adjusting screw rod 6, so that the required pin-punch positioning guide cylinder 8 is selected, roller chain pin shafts with different apertures are disassembled, the pin-punch converting disc 7 is sleeved with the pin-punch converting disc locking elastic pad 9 and sleeved on the longitudinal adjusting screw rod 6, and is positioned through the pin-punch converting disc locking nut 10 on the pin-punch converting disc locking elastic pad 9, the pin punch conversion disc locking nut 10 is adjusted to vertically adjust the pin punch conversion disc 7, the pin punch positioning guide cylinder 8 is adjusted to a required position, the pin punch is punched to a completely separated chain plate and to a pin shaft waiting position by adjusting the height of the pin punch conversion disc, the pin punch positioning guide cylinders 8 with different apertures are arranged on the pin punch conversion disc 7, and the pin shaft disassembly of chains with different aperture specifications can be realized by converting the pin punch positioning guide cylinders 8 with different apertures;
the chain clamping mechanism comprises a fixed chain clamping block 11, a movable chain clamping block 12, a chain clamping adjusting block 13, a transverse adjusting screw rod fixing block 14, a transverse adjusting screw rod 15 and a T-shaped sliding groove 16, wherein the fixed chain clamping block 11 is fixed on a base 1 in a threaded manner, the movable chain clamping block 12 is fixed with the chain clamping adjusting block 13, the chain clamping adjusting block 13 is arranged in the T-shaped sliding groove 16 on the base 1, the fixed chain clamping block 11 fixes the position of one side of a chain, the transverse adjusting screw rod 15 is connected with the transverse adjusting screw rod fixing block 14 in a threaded manner, the transverse adjusting screw rod 15 is rotated, the chain clamping adjusting block 13 slides in the T-shaped sliding groove 16, the movable chain clamping block 12 is driven to move, the chain is clamped, the chain is ensured to be stabilized on a pin shaft sliding groove 2, the pin shaft is convenient to disassemble and stable, and the pin impact, shaking damage and chain damage, the spare part process consumption is caused, the transverse adjusting screw rod 15 penetrates through the transverse adjusting screw rod fixing block 14 to be connected with the chain clamping adjusting block 13 through a clamping ring, a transverse adjusting screw rod handle 18 is arranged on the transverse adjusting screw rod 15 to facilitate the adjustment of the transverse adjusting screw rod 15, and the transverse adjusting screw rod fixing block 14 is fixed on the base 1 through a bolt.
The utility model discloses a working process: when the chain pin shaft is disassembled, the chain is placed in the pin shaft sliding groove 2 to be adjusted, the belt punching pin shaft is positioned in the center of the pin shaft withdrawing groove 3, the transverse adjusting screw rod handle 18 is held, the transverse adjusting screw rod 15 is rotated, the chain clamping adjusting block 13 slides forwards in the T-shaped sliding groove 16, meanwhile, the movable chain clamping block 12 is driven to move forwards until the chain to be disassembled is clamped, then the longitudinal adjusting screw rod handle 17 is held, the longitudinal adjusting screw rod 6 is adjusted, the pin impact conversion disc 7 is driven to do circular motion, thereby selecting the pin punch positioning guide cylinder 8 with the required aperture specification, adjusting the locking nut 10 of the pin punch conversion disc, the pin punch conversion disc 7 can be adjusted up and down, the pin punch positioning guide cylinder 8 can be adjusted to the required height, then, the pin punch is placed in the pin punch positioning guide cylinder 8, the pin punch is held by one hand, and the pin punch part is knocked out by the other hand through a hand hammer to punch the pin shaft.
Finally, it is noted that the above-mentioned preferred embodiments illustrate rather than limit the invention, and that, although the invention has been described in detail with reference to the above-mentioned preferred embodiments, it will be understood by those skilled in the art that various changes in form and details may be made therein without departing from the scope of the invention as defined by the appended claims.
Claims (4)
1. The utility model provides a quick extracting tool of roller chain round pin axle which characterized in that: the roller chain pin shaft rapid dismounting tool comprises a base (1), a pin punch conversion mechanism and a chain clamping mechanism; the base (1) is provided with a pin shaft sliding groove (2), a pin punch conversion mechanism and a chain clamping mechanism, and the pin shaft sliding groove (2) is provided with a pin shaft withdrawing groove (3); the pin-punching conversion mechanism comprises a longitudinal adjusting screw rod sliding block (4), a longitudinal adjusting screw rod sliding frame (5), a longitudinal adjusting screw rod (6), a pin-punching conversion disc (7), a pin-punching positioning guide cylinder (8), a pin-punching conversion disc locking elastic pad (9) and a pin-punching conversion disc locking nut (10), wherein the longitudinal adjusting screw rod sliding block (4) is fixed on the base (1), the longitudinal adjusting screw rod (6) is fixed on the longitudinal adjusting screw rod sliding block (4) through the longitudinal adjusting screw rod sliding frame (5), the pin-punching conversion disc (7) and the pin-punching conversion disc locking elastic pad (9) are sleeved and sleeved on the longitudinal adjusting screw rod (6) and are positioned through the pin-punching conversion disc locking nut (10) on the pin-punching conversion disc locking elastic pad (9), and the pin-punching conversion disc (7) is provided with the pin-punching positioning guide cylinders (8) with different apertures;
chain clamping mechanism presss from both sides tight piece (11) including fixed chain, the tight piece (12) of activity chain clamp, the tight regulating block (13) of chain clamp, horizontal accommodate the lead screw fixed block (14), horizontal accommodate the lead screw (15), "T" type spout (16), the tight piece (11) threaded fixation of fixed chain clamp is on base (1), the tight piece (13) of activity chain clamp is fixed with the tight regulating block (13) of chain clamp, the tight regulating block (13) of chain clamp is located in "T" type spout (16) on base (1), and horizontal accommodate the lead screw (15) run through horizontal accommodate the lead screw fixed block (14) and press from both sides tight regulating block (13) snap ring with the chain and be connected, horizontal accommodate the lead screw fixed block (14) pass through the bolt fastening on base (1).
2. The roller chain pin shaft quick dismounting tool of claim 1, characterized in that: the transverse adjusting screw rod (15) is in threaded connection with the transverse adjusting screw rod fixing block (14).
3. The roller chain pin shaft quick dismounting tool of claim 1, characterized in that: and a longitudinal adjusting screw rod handle (17) is arranged on the longitudinal adjusting screw rod (6).
4. The roller chain pin shaft quick dismounting tool of claim 1, characterized in that: and a transverse adjusting screw rod handle (18) is arranged on the transverse adjusting screw rod (15).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920887628.6U CN210232868U (en) | 2019-06-13 | 2019-06-13 | Roller chain pin shaft quick dismounting tool |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920887628.6U CN210232868U (en) | 2019-06-13 | 2019-06-13 | Roller chain pin shaft quick dismounting tool |
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| Publication Number | Publication Date |
|---|---|
| CN210232868U true CN210232868U (en) | 2020-04-03 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920887628.6U Active CN210232868U (en) | 2019-06-13 | 2019-06-13 | Roller chain pin shaft quick dismounting tool |
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| CN (1) | CN210232868U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113910160A (en) * | 2021-11-09 | 2022-01-11 | 红塔烟草(集团)有限责任公司 | Jack type pin shaft dismantling tool and method |
-
2019
- 2019-06-13 CN CN201920887628.6U patent/CN210232868U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113910160A (en) * | 2021-11-09 | 2022-01-11 | 红塔烟草(集团)有限责任公司 | Jack type pin shaft dismantling tool and method |
| CN113910160B (en) * | 2021-11-09 | 2023-10-27 | 红塔烟草(集团)有限责任公司 | Jack type pin shaft dismantling tool and method for dismantling pin shaft |
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