CN216543074U - Auxiliary dismounting device for pin shaft - Google Patents
Auxiliary dismounting device for pin shaft Download PDFInfo
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- CN216543074U CN216543074U CN202122904004.0U CN202122904004U CN216543074U CN 216543074 U CN216543074 U CN 216543074U CN 202122904004 U CN202122904004 U CN 202122904004U CN 216543074 U CN216543074 U CN 216543074U
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- rod
- pull rod
- wrench
- main beam
- connecting sleeve
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- 230000005540 biological transmission Effects 0.000 claims description 3
- 238000000034 method Methods 0.000 abstract description 3
- 230000006978 adaptation Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
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Abstract
The utility model discloses an auxiliary pin shaft dismounting device, wherein an upper clamping rod and a lower clamping rod in a clamping mechanism are used for clamping two components connected by a pin shaft, then an ejector rod in an ejection mechanism is used for ejecting the pin shaft, a first gear and a second gear are respectively rotated by a first wrench and a second wrench, so that the ejector rod is driven to eject the pin shaft, the longer the first wrench and the second wrench are, the more labor is saved, the operation process is convenient and fast, hammering is not needed, and workers are further prevented from being injured by pounding.
Description
Technical Field
The utility model belongs to the field of pin shaft dismounting devices, and particularly relates to an auxiliary dismounting device for a pin shaft.
Background
The mechanical manufacturing industry is a maintenance means commonly used when dismantling the pin shaft, and in the actual work, some pin shafts become difficult to dismantle because of reasons such as corrosion, deformation, environment and the like, and field operation personnel are tired too.
SUMMERY OF THE UTILITY MODEL
The utility model aims to: the utility model provides a convenient laborsaving supplementary dismounting device of round pin axle of use.
The technical scheme adopted by the utility model is as follows:
a pin shaft auxiliary dismounting device is characterized by comprising a main beam, a clamping mechanism and an ejection mechanism, wherein the clamping mechanism comprises an upper pull rod and a lower pull rod, one end of the upper pull rod penetrates through the main beam and is in threaded connection with the main beam, the other end of the upper pull rod is provided with an upper clamping rod, one end of the upper pull rod, which is close to the upper clamping rod, is provided with a first limiting cap, the end part of the upper clamping rod is provided with an upper connecting sleeve, the upper connecting sleeve is sleeved and rotatably connected on the upper pull rod, one end of the lower pull rod penetrates through the main beam and is in threaded connection with the main beam, the other end of the lower pull rod is provided with a lower clamping rod, one end of the lower pull rod, which is close to the lower clamping rod, is provided with a second limiting cap, the end part of the lower clamping rod is provided with a lower connecting sleeve, the lower connecting sleeve is sleeved and rotatably connected on the lower pull rod, the ejection mechanism comprises an ejector rod and a driving mechanism, the main beam is provided with a sliding sleeve, one end of the ejector rod penetrates through the sliding sleeve and is in sliding connection with the sliding sleeve, actuating mechanism includes first gear, second gear, first spanner and second spanner, first gear coaxial fixation has first pivot, and first pivot runs through the girder and rotates rather than being connected, and first spanner is fixed with first pivot, the second gear coaxial fixation has the second pivot, and the second pivot runs through the girder and rotates rather than being connected, and the second spanner is fixed with the second pivot, the ejector pin both sides all are provided with the drive tooth, first gear, second gear respectively with the drive tooth meshing transmission of ejector pin both sides.
The further technical scheme is that a first locking bolt is arranged on the upper clamping rod, and the first locking bolt penetrates through the upper connecting sleeve and is in threaded connection with the upper connecting sleeve.
The further technical scheme is that a second locking bolt is arranged on the lower clamping rod and penetrates through the lower connecting sleeve and is in threaded connection with the lower connecting sleeve.
The further technical proposal is that the end part of the mandril is connected with a mandril through threads.
The further technical scheme is that handle sleeves are arranged at the end parts of the first wrench and the second wrench.
In summary, due to the adoption of the technical scheme, the utility model has the beneficial effects that:
according to the utility model, the two components connected with the pin shaft through the pin shaft are clamped by the upper clamping rod and the lower clamping rod in the clamping mechanism, then the pin shaft is propped by the ejector rod in the ejection mechanism, the first gear and the second gear are respectively rotated by the first wrench and the second wrench, so that the ejector rod is driven to eject the pin shaft, the longer the first wrench and the second wrench are, the more labor is saved, the operation process is convenient and fast, hammering is not needed, and further workers are prevented from being injured by crashing.
Go up pull rod one end and run through girder and its threaded connection, go up the pull rod other end and be provided with the kelly, the one end that goes up the pull rod and be close to last kelly is provided with first spacing cap, goes up the kelly tip and is provided with the adapter sleeve, goes up the adapter sleeve and establishes and rotate and connect the position that can adjust the kelly on last pull rod to two parts of adaptation with the round pin hub connection.
One end of the lower pull rod penetrates through the main beam and is in threaded connection with the main beam, the other end of the lower pull rod is provided with a lower clamping rod, one end, close to the lower clamping rod, of the lower pull rod is provided with a second limiting cap, the end portion of the lower clamping rod is provided with a lower connecting sleeve, the lower connecting sleeve is arranged and is rotatably connected onto the lower pull rod, and the position of the lower clamping rod can be adjusted to adapt to two components connected through a pin shaft.
Drawings
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a schematic view of the upper pull rod structure of the present invention;
FIG. 3 is a schematic view of the structure of the upper pull rod of the present invention;
fig. 4 is a schematic structural view of the driving mechanism of the present invention.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is described in further detail below with reference to the accompanying drawings and embodiments.
As shown in fig. 1-4, an auxiliary pin shaft dismounting device is characterized by comprising a main beam 1, a clamping mechanism and an ejection mechanism, wherein the clamping mechanism comprises an upper pull rod 2 and a lower pull rod 3, one end of the upper pull rod 2 penetrates through the main beam 1 and is in threaded connection with the main beam, the other end of the upper pull rod 2 is provided with an upper clamping rod 4, one end of the upper pull rod 2, which is close to the upper clamping rod 4, is provided with a first limit cap 5, the end part of the upper clamping rod 4 is provided with an upper connecting sleeve 6, the upper connecting sleeve 6 is sleeved and rotatably connected on the upper pull rod 2, one end of the lower pull rod 3 penetrates through the main beam 1 and is in threaded connection with the lower pull rod 3, the other end of the lower pull rod 3 is provided with a lower clamping rod 7, one end of the lower pull rod 3, which is close to the lower clamping rod 7, is provided with a lower connecting sleeve 9, the lower connecting sleeve 9 is sleeved and rotatably connected on the lower pull rod 3, the ejection mechanism comprises an ejector rod 10 and a driving mechanism, be provided with sliding sleeve 11 on the girder 1, ejector pin 10 one end runs through the setting in sliding sleeve 11 rather than sliding connection, and actuating mechanism includes first gear 12, second gear 13, first spanner 14 and second spanner 15, first gear 12 coaxial fixation has first pivot 16, and first pivot 16 runs through girder 1 and rotates rather than being connected, and first spanner 14 is fixed with first pivot 16, second gear 13 coaxial fixation has second pivot 17, and second pivot 17 runs through girder 1 and rotates rather than being connected, and second spanner 15 is fixed with second pivot 17, ejector pin 10 both sides all are provided with drive tooth 18, and first gear 12, second gear 13 mesh the transmission with the drive tooth 18 of ejector pin 10 both sides respectively.
When the device is used, the positions of the upper clamping rod 4 and the lower clamping rod 7 are adjusted to adapt to the components connected with the pin shaft, the upper clamping rod 4 and the lower clamping rod 7 are enabled to respectively support against the two components connected with the pin shaft, then the pin shaft is supported by the ejector rod 10, the first gear 12 and the second gear 13 are respectively rotated by the first wrench 14 and the second wrench 15, and axial thrust can be generated on the pin shaft.
According to the utility model, two components connected with a pin shaft are clamped by an upper clamping rod 4 and a lower clamping rod 7 in a clamping mechanism, then the pin shaft is jacked by a mandril 10 in an ejection mechanism, a first gear 12 and a second gear 13 are respectively rotated by a first wrench 14 and a second wrench 15, so that the mandril 10 is driven to eject the pin shaft, the longer the first wrench 14 and the second wrench 15 are, the more labor is saved, the operation process is convenient and the hammering is not needed, and further, workers are prevented from being injured by crashing.
Go up 2 one ends of pull rod and run through girder 1 rather than threaded connection, go up the pull rod 2 other end and be provided with kelly 4, the one end that goes up pull rod 2 and be close to kelly 4 is provided with first spacing cap 5, goes up 4 tip of kelly and is provided with adapter sleeve 6, goes up 6 covers of adapter sleeve and establishes and rotate and connect and can adjust the position of kelly 4 on last pull rod 2 to two parts of pin hub connection are used in the adaptation.
One end of the lower pull rod 3 penetrates through the main beam 1 to be connected with the main beam through threads, the other end of the lower pull rod 3 is provided with a lower clamping rod 7, one end, close to the lower clamping rod 7, of the lower pull rod 3 is provided with a second limiting cap 8, the end portion of the lower clamping rod 7 is provided with a lower connecting sleeve 9, the lower connecting sleeve 9 is sleeved and rotatably connected onto the lower pull rod 3, and the position of the lower clamping rod 7 can be adjusted to adapt to two components connected through a pin shaft.
The upper clamping rod 4 is provided with a first locking bolt 19, the first locking bolt 19 penetrates through the upper connecting sleeve 6 and is in threaded connection with the upper connecting sleeve, and the upper clamping rod 4 can be locked after the position of the upper clamping rod is adjusted.
And a second locking bolt 20 is arranged on the lower clamping rod 7, and the second locking bolt 20 penetrates through the lower connecting sleeve 9 and is in threaded connection with the lower connecting sleeve to be locked after the position of the lower clamping rod 7 is adjusted.
The end part of the mandril 10 is in threaded connection with a mandril 21, and the mandril 21 can be manufactured into a plurality of pin shafts with different diameters so as to adapt to pin shafts with different diameters.
The ends of the first wrench 14 and the second wrench 15 are provided with handle sleeves 22 for easy holding.
The foregoing is only a preferred embodiment of the utility model.
Claims (5)
1. The auxiliary pin shaft dismounting device is characterized by comprising a main beam (1), a clamping mechanism and an ejection mechanism, wherein the clamping mechanism comprises an upper pull rod (2) and a lower pull rod (3), one end of the upper pull rod (2) penetrates through the main beam (1) and is in threaded connection with the main beam, the other end of the upper pull rod (2) is provided with an upper clamping rod (4), one end of the upper pull rod (2), which is close to the upper clamping rod (4), is provided with a first limiting cap (5), the end part of the upper clamping rod (4) is provided with an upper connecting sleeve (6), the upper connecting sleeve (6) is sleeved and rotatably connected with the upper pull rod (2), one end of the lower pull rod (3), which penetrates through the main beam (1) and is in threaded connection with the lower clamping rod (7), the other end of the lower pull rod (3), one end of the lower pull rod (3), which is close to the lower clamping rod (7), is provided with a second limiting cap (8), the end part of the lower clamping rod (7) is provided with a lower connecting sleeve (9), the lower connecting sleeve (9) is sleeved and rotatably connected on the lower pull rod (3), the ejection mechanism comprises an ejector rod (10) and a driving mechanism, a sliding sleeve (11) is arranged on the main beam (1), one end of the ejector rod (10) penetrates through the sliding sleeve (11) and is connected with the sliding sleeve in a sliding manner, the driving mechanism comprises a first gear (12), a second gear (13), a first wrench (14) and a second wrench (15), the first gear (12) is coaxially fixed with a first rotating shaft (16), the first rotating shaft (16) penetrates through the main beam (1) and is connected with the main beam in a rotating manner, the first wrench (14) is fixed with the first rotating shaft (16), the second gear (13) is coaxially fixed with a second rotating shaft (17), the second rotating shaft (17) penetrates through the main beam (1) and is connected with the main beam in a rotating manner, the second wrench (15) is fixed with the second rotating shaft (17), the two sides of the ejector rod (10) are both provided with driving teeth (18), the first gear (12) and the second gear (13) are respectively in meshed transmission with the driving teeth (18) on the two sides of the ejector rod (10).
2. The auxiliary dismounting device for the pin shaft according to claim 1, characterized in that a first locking bolt (19) is arranged on the upper clamping rod (4), and the first locking bolt (19) penetrates through the upper connecting sleeve (6) and is in threaded connection with the upper connecting sleeve.
3. The auxiliary dismounting device for the pin shaft according to claim 1, characterized in that a second locking bolt (20) is arranged on the lower clamping rod (7), and the second locking bolt (20) penetrates through the lower connecting sleeve (9) and is in threaded connection with the lower connecting sleeve.
4. The auxiliary pin dismounting device is characterized in that the end part of the ejector rod (10) is in threaded connection with an ejector head (21).
5. A device for assisting the removal of a pin according to claim 1, characterised in that the ends of the first wrench (14) and the second wrench (15) are provided with handle sleeves (22).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122904004.0U CN216543074U (en) | 2021-11-25 | 2021-11-25 | Auxiliary dismounting device for pin shaft |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122904004.0U CN216543074U (en) | 2021-11-25 | 2021-11-25 | Auxiliary dismounting device for pin shaft |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216543074U true CN216543074U (en) | 2022-05-17 |
Family
ID=81576798
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122904004.0U Active CN216543074U (en) | 2021-11-25 | 2021-11-25 | Auxiliary dismounting device for pin shaft |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216543074U (en) |
-
2021
- 2021-11-25 CN CN202122904004.0U patent/CN216543074U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20240306 Address after: 737100 No. 2 Lanzhou Road, Beijing Road Street, Jinchuan District, Jinchang City, Gansu Province Patentee after: Jinchuan Group Nickel Cobalt Co.,Ltd. Country or region after: China Address before: 737100 Beijing Road, Jinchang City, Gansu Province Patentee before: JINCHUAN GROUP Co.,Ltd. Country or region before: China |