CN221186352U - Pin remover for disassembling cotter pin - Google Patents

Pin remover for disassembling cotter pin Download PDF

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Publication number
CN221186352U
CN221186352U CN202322552992.6U CN202322552992U CN221186352U CN 221186352 U CN221186352 U CN 221186352U CN 202322552992 U CN202322552992 U CN 202322552992U CN 221186352 U CN221186352 U CN 221186352U
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CN
China
Prior art keywords
pin
cutting ferrule
cotter
remover
sleeve
Prior art date
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Active
Application number
CN202322552992.6U
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Chinese (zh)
Inventor
周治源
张艺超
邰葆清
刘晓阳
刘卓
张恒璐
李轩萌
张盼
王硕
贾建勋
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Henan Yuangong Qiaoqi Machinery Equipment Co ltd
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Henan Yuangong Qiaoqi Machinery Equipment Co ltd
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Priority to CN202322552992.6U priority Critical patent/CN221186352U/en
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Abstract

The utility model discloses a pin remover for removing cotter pins, relates to the technical field of pin removers, and particularly relates to a pin remover for removing cotter pins. This a ware of getting round pin for dismantling cotter, through adopting the setting of pulling out round pin mechanism, receive the protection of cutting ferrule, can reduce its probability that receives outside to collide with, improved its life greatly, and because the part is less, so impaired probability is lower, and convenient to detach and maintenance, through adopting coupling mechanism's setting, can all carry out the joint to the cylinder bolt of different diameters and press from both sides tightly it, butt mechanism can be convenient for resume into vertical state with crooked cotter bottom again, need not extra manual break straight to the cotter off with the fingers and thumb, further improved dismantlement efficiency.

Description

Pin remover for disassembling cotter pin
Technical Field
The utility model relates to the technical field of pin extractors, in particular to a pin extractor for disassembling cotter pins.
Background
The cotter pin is a mechanical part, lubricating oil can be added into the pin hole to avoid damaging the hole wall, and high-quality steel and rigid materials with good elasticity are required to be used for manufacturing the cotter pin. The pin puller is a tool which is arranged at the end part of an operating rod and is used for pulling out cotter pins in accessories or hardware fittings, the structure of the existing pin puller is quite simple, the operating rod based on a lever principle is utilized, a pin pulling end is arranged at one end part of the operating rod, the pin pulling end is connected with a pin of mechanical equipment, after the pin is connected with the pin pulling end, a worker hits the other end of the operating rod, the operating rod drives the pin pulling end to stretch and retract, so that the pin installed in the mechanical equipment is pulled out, a certain physical force is needed in the whole pin pulling process, and the time consumption is long.
In chinese patent application CN211916696U, a cotter detacher is disclosed, which, while being able to reduce the labor intensity in use, still has the following drawbacks: 1. the detacher has more parts connected, and the connection part is easy to loosen due to the fact that good protection is not obtained frequently in use, so that the service life of the detacher can be reduced.
Disclosure of utility model
(One) solving the technical problems
Aiming at the defects of the prior art, the utility model provides a pin remover for removing cotter pins, which solves the problems in the prior art.
(II) technical scheme
In order to achieve the above purpose, the utility model is realized by the following technical scheme: the utility model provides a draw pin ware for dismantling cotter, includes cutting ferrule and lower cutting ferrule, the inside of going up the cutting ferrule is provided with pulls out the round pin mechanism, the inside of cutting ferrule is provided with the butt mechanism down, be provided with coupling mechanism between cutting ferrule and the last cutting ferrule down, coupling mechanism comprises draw-in groove, sliding sleeve and first extension spring, the butt mechanism comprises spout, wedge butt piece, second extension spring and push rod, pull out the round pin mechanism and become by side fluting, the swinging arms, the handle, the arc recess, articulated connecting rod, remove the fixture block, the rotor plate, the slide bar, spacing groove and dead lever are constituteed, pull out the round pin mechanism and go up the cutting ferrule and rotate to be connected, and set up the middle part at last cutting ferrule, the butt mechanism sets up the middle part at the cutting ferrule down, and the center department of cutting ferrule has seted up logical groove down, the bottom center department of last cutting ferrule has seted up the arc groove, the upper surface center department of cutting ferrule has likewise been seted up the arc groove down.
Optionally, the top and the draw-in groove sliding connection of sliding sleeve, and the bottom and the lower cutting ferrule top edge fixed connection of sliding sleeve, first extension spring are located the inside of sliding sleeve, and the top and the interior bottom fixed connection of draw-in groove of first extension spring, the bottom and the interior bottom fixed connection of sliding sleeve of first extension spring, coupling mechanism is provided with a plurality ofly, and about last cutting ferrule and lower cutting ferrule symmetric distribution.
Optionally, the spout is seted up inside the center department of cutting ferrule under, and one end runs through the tip of cutting ferrule under, wedge butt piece and spout sliding connection, and the wedge butt piece strides the center department of cutting ferrule under and has seted up logical groove, the one end and the second extension spring fixed connection of wedge butt piece, the one end and the inner wall fixed connection of spout of second extension spring, one end and one side fixed connection of wedge butt piece of push rod, the other end of push rod runs through cutting ferrule under, the afterbody of push rod is the L shape.
Optionally, the side slotting is arranged on the middle line of the inner wall of the upper clamping sleeve, the swinging rod is inserted into the side slotting, the swinging rod is rotationally connected with the side slotting through a rotating pin shaft, and one end of the swinging rod is fixedly connected with the handle.
Optionally, the bottom of swinging arms other end is articulated with the top of articulated connecting rod, and the bottom of articulated connecting rod is articulated with the removal fixture block, and the outside fixedly connected with dead lever of swinging arms end department, the inside of going up the cutting ferrule is gone up fixedly connected with arc recess, and the centre of a circle of arc recess is in the swing center of swinging arms and is in same horizontal line, and the end department of dead lever peg graft in the inside of arc recess.
Optionally, remove the fixture block and set up for the frame, the rotor plate is provided with two, and the width of rotor plate is half of the distance between the inner wall of removal fixture block, and the end department of rotor plate rotates with the inner wall of removal fixture block to be connected, and the bottom inboard of removal fixture block is provided with the flange, and the bottom butt of rotor plate is on the upper surface of flange, and the outside fixedly connected with slide bar of removal fixture block has seted up the spacing groove on the inner wall of last cutting ferrule, and the end department of slide bar is pegged graft in the inside of spacing groove.
Optionally, the clamping has the cylinder bolt between upper cutting ferrule and the lower cutting ferrule, has seted up the through-hole on the surface of cylinder bolt, and the inside grafting of through-hole has the cotter pin, pulls out the pin mechanism and is located the cotter pin directly over, and the top center department fixedly connected with handle of upper cutting ferrule.
Optionally, one side of wedge butt piece and cotter's bottom one side butt, cotter's bottom one side is the kink form, and the bottom of cotter is pegged graft in the inside of spout, and the width of spout slightly is greater than the width of cotter bottom.
(III) beneficial effects
The utility model provides a pin remover for disassembling cotter pins, which has the following beneficial effects:
1. This a pin remover for dismantling cotter pin, through adopting the setting of pulling out the pin mechanism, pull out pin mechanism integral part when using less, and be located the inside of cutting ferrule on mostly, receive the protection of cutting ferrule, can reduce its probability that receives outside to collide with, improved its life greatly, and because the part is less, so impaired probability is lower, and convenient to detach and maintenance.
2. This a ware of getting round pin for dismantling cotter through the setting that adopts coupling mechanism, can all carry out the joint to its clamp to the cylinder bolt of different diameters, takes place to rotate when preventing to dismantle to butt mechanism can be convenient for resume into vertical state with crooked cotter bottom again, does not need extra manual to break off with the fingers and thumb straightly, has further improved dismantlement efficiency.
Drawings
FIG. 1 is a schematic view of a three-dimensional structure of the present utility model;
FIG. 2 is a schematic view of the internal cross-sectional structure of the present utility model;
FIG. 3 is a schematic side view of the present utility model;
FIG. 4 is a schematic elevational view of the present utility model;
FIG. 5 is an enlarged schematic view of the structure of FIG. 3B according to the present utility model;
fig. 6 is a schematic cross-sectional view of the structure of fig. 4 a in accordance with the present utility model.
In the figure: 1. an upper cutting sleeve; 2. a lower cutting sleeve; 3. a clamping groove; 4. a sliding sleeve; 5. a first tension spring; 6. a chute; 7. a wedge-shaped abutment block; 8. a second tension spring; 9. a push rod; 10. a cylindrical bolt; 11. a cotter pin; 12. side grooving; 13. a swinging rod; 14. a handle; 15. a handle; 19. an arc-shaped groove; 20. a hinged connecting rod; 21. moving the clamping block; 22. a rotating plate; 23. a slide bar; 24. a limit groove; 25. and a fixing rod.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments.
Example 1:
Referring to fig. 1 to 6, the present utility model provides the following technical solutions: the pin remover for disassembling cotter pins comprises an upper cutting sleeve 1 and a lower cutting sleeve 2, wherein a pin pulling mechanism is arranged in the upper cutting sleeve 1, a butt joint mechanism is arranged in the lower cutting sleeve 2, a connecting mechanism is arranged between the lower cutting sleeve 2 and the upper cutting sleeve 1, the connecting mechanism consists of a clamping groove 3, a sliding sleeve 4 and a first tension spring 5, the top of the sliding sleeve 4 is in sliding connection with the clamping groove 3, the bottom of the sliding sleeve 4 is fixedly connected with the edge of the top of the lower cutting sleeve 2, the first tension spring 5 is positioned in the sliding sleeve 4, the top of the first tension spring 5 is fixedly connected with the inner bottom wall of the clamping groove 3, the bottom of the first tension spring 5 is fixedly connected with the inner bottom wall of the sliding sleeve 4, the connecting mechanism is provided with a plurality of connecting mechanisms which are symmetrically distributed with the upper cutting sleeve 1 and the lower cutting sleeve 2, the butt joint mechanism consists of a sliding groove 6, a wedge-shaped butt joint block 7, a second tension spring 8 and a push rod 9, the sliding groove 6 is arranged in the center of the lower cutting sleeve 2, one end of the push rod 9 penetrates through the end part of the lower cutting sleeve 2, the wedge-shaped abutting block 7 is in sliding connection with the sliding groove 6, the wedge-shaped abutting block 7 spans the center of the lower cutting sleeve 2 and is provided with a through groove, one end of the wedge-shaped abutting block 7 is fixedly connected with the second tension spring 8, one end of the second tension spring 8 is fixedly connected with the inner wall of the sliding groove 6, one end of the push rod 9 is fixedly connected with one side of the wedge-shaped abutting block 7, the other end of the push rod 9 penetrates through the lower cutting sleeve 2, the tail part of the push rod 9 is L-shaped, the abutting mechanism is arranged in the middle part of the lower cutting sleeve 2, the center of the lower cutting sleeve 2 is provided with a through groove, the center of the bottom of the upper cutting sleeve 1 is provided with an arc groove, the center of the upper surface of the lower cutting sleeve 2 is provided with an arc groove, a cylindrical plug pin 10 is clamped between the upper cutting sleeve 1 and the lower cutting sleeve 2, a through hole is formed in the outer surface of the cylindrical plug pin 10, an opening pin 11 is inserted into the through hole, the pin pulling mechanism is located right above the cotter pin 11, a lifting handle 15 is fixedly connected to the center of the top of the upper cutting sleeve 1, one side of the wedge-shaped abutting block 7 abuts against one side of the bottom of the cotter pin 11, one side of the bottom of the cotter pin 11 is in a bent shape, the bottom of the cotter pin 11 is inserted into the chute 6, and the width of the chute 6 is slightly larger than that of the bottom of the cotter pin 11.
When the split pin taking device is used, firstly, the split pin 11 side on the cylindrical plug pin 10 is installed, during installation, the handle 15 and the lower clamping sleeve 2 are pulled, the distance between the lower clamping sleeve 2 and the upper clamping sleeve 1 is increased through the first tension spring 5, the sliding sleeve 4 and the clamping groove 3, then the upper clamping sleeve 1 and the lower clamping sleeve 2 are sleeved at the bottom of the wedge-shaped abutting block 7, the cylindrical plug pins 10 with different diameters can be clamped through the connecting mechanism, the split pin taking device is convenient to operate and use, then the upper clamping sleeve 1 is positioned in the middle position of the inner space of the upper clamping sleeve 1, the direction of the split pin 11 is adjusted during clamping, the bottom of the split pin 11 is spliced in the sliding groove 6, one bent side is positioned close to the wedge-shaped abutting block 7, the split pin 11 cannot rotate, then the push rod 9 is manually moved, the wedge-shaped abutting block 7 is gradually close to one bent side of the split pin 11, after the wedge-shaped abutting block 7 abuts one bent side of the split pin 11, the wedge-shaped abutting block 7 is continuously pushed, one side of the split pin 11 is extruded, the split pin 11 is bent again, and the split pin 11 is directly, the split pin taking device is further reduced in the manual labor intensity, and the split pin taking device is further reduced.
Example 2:
Referring to fig. 1 to 6, the present utility model provides the following technical solutions: the pin pulling mechanism consists of a side grooving 12, a swinging rod 13, a handle 14, an arc groove 19, a hinged connecting rod 20, a movable clamping block 21, a rotating plate 22, a sliding rod 23, a limiting groove 24 and a fixing rod 25, wherein the pin pulling mechanism is rotationally connected with the upper clamping sleeve 1 and is arranged in the middle of the upper clamping sleeve 1, the side grooving 12 is arranged on the middle line of the inner wall of the upper clamping sleeve 1, the swinging rod 13 is inserted into the side grooving 12, the swinging rod 13 is rotationally connected with the side grooving 12 through a rotating pin, one end of the swinging rod 13 is fixedly connected with the handle 14, the bottom of the other end of the swinging rod 13 is hinged with the top of the hinged connecting rod 20, the bottom of the hinged connecting rod 20 is hinged with the movable clamping block 21, the outer side of the end of the swinging rod 13 is fixedly connected with the fixing rod 25, the arc groove 19 is fixedly connected to the inner side of the upper clamping sleeve 1, the circle center of the arc groove 19 is positioned on the same horizontal line, the end of the fixing rod 25 is inserted into the inner part of the arc groove 19, the movable clamping block 21 is arranged as a frame, the rotating plate 22 is inserted into the inner part of the side grooving 12, the width of the rotating plate 22 is half of the distance between the inner walls of the movable clamping blocks 21, the end of the rotating plate 22 is connected with the inner side of the inner wall of the movable clamping block 21, the inner side of the inner wall of the movable clamping block 21 is connected with the sliding clamping block 21, and the limiting groove 24 is fixedly connected with the sliding groove 23 on the inner side of the limiting groove 23, and the end of the sliding clamping block is arranged on the inner side of the sliding clamping block 21.
When the movable clamp block 21 is used, the handle 14 is lifted firstly to drive the swinging rod 13 to swing, the end of the swinging rod 13 is driven to deflect downwards, the movable clamp block 21 vertically descends by one end distance under the action of the hinged connecting rod 20, the sliding rod 23 and the limiting groove 24, when the movable clamp block 21 descends, the rotating plate 22 rotatably connected with one side of the bottom of the movable clamp block 21 is abutted to the top of the cotter pin 11, then the cotter pin 11 is rotated under the action of the cotter pin 11, the cotter pin 11 enters the movable clamp block 21, when the cotter pin 11 is not abutted to the rotating plate 22, the rotating plate 22 is automatically lowered under the influence of gravity, then the butt is on the flange on the inner side of the movable clamp block 21, the cotter pin 11 is prevented from moving out of the movable clamp block 21, then the swinging rod 23 is rotated downwards, the movable clamp block 21 vertically moves upwards, the cotter pin 11 with the bottom in the vertical state is pulled out of the pin hole of the cylindrical plug pin 10, then the pin remover is taken out of the cylindrical plug pin 10, the cotter pin 11 is rotated by gravity, and the cotter pin 22 is taken out of the opening 11 at the bottom of the cylindrical plug pin 10.
The foregoing is only a preferred embodiment of the present utility model, but the scope of the present utility model is not limited thereto, and any person skilled in the art, who is within the scope of the present utility model, should make equivalent substitutions or modifications according to the technical scheme of the present utility model and the inventive concept thereof, and should be covered by the scope of the present utility model.

Claims (8)

1. A get round pin ware for dismantling cotter, including last cutting ferrule and lower cutting ferrule, its characterized in that: the inside of going up the cutting ferrule is provided with pulls out round pin mechanism, the inside of cutting ferrule is provided with the butt mechanism down, be provided with coupling mechanism between cutting ferrule and the last cutting ferrule down, coupling mechanism comprises draw-in groove, sliding sleeve and first extension spring, the butt mechanism comprises spout, wedge butt piece, second extension spring and push rod, pull out round pin mechanism by the side fluting, the swinging arms, the handle, the arc recess, articulated connecting rod, remove the fixture block, the rotor plate, the sliding rod, spacing groove and dead lever are constituteed, pull out round pin mechanism and last cutting ferrule and rotate and be connected, and set up the middle part at last cutting ferrule, the butt mechanism sets up the middle part at the cutting ferrule down, and logical groove has been seted up to the center department of cutting ferrule down, the arc wall has been seted up to the bottom center department of last cutting ferrule down, the arc wall has likewise been seted up to the upper surface center department of cutting ferrule.
2. A pin remover for removing cotter according to claim 1, characterized in that: the top and the draw-in groove sliding connection of sliding sleeve, and the bottom and the lower cutting ferrule top edge fixed connection of sliding sleeve, first extension spring are located the inside of sliding sleeve, and the top of first extension spring and the interior bottom fixed connection of draw-in groove, the bottom of first extension spring and the interior bottom fixed connection of sliding sleeve, coupling mechanism is provided with a plurality ofly, and about last cutting ferrule and lower cutting ferrule symmetric distribution.
3. A pin remover for removing cotter according to claim 1, characterized in that: the spout is seted up inside the center department of cutting ferrule under, and one end runs through the tip of cutting ferrule under, wedge butt piece and spout sliding connection, and the wedge butt piece strides the center department of cutting ferrule under and has seted up logical groove, the one end and the second extension spring fixed connection of wedge butt piece, the one end and the inner wall fixed connection of spout of second extension spring, one end and one side fixed connection of wedge butt piece of push rod, the other end of push rod runs through cutting ferrule under, the afterbody of push rod is the L shape.
4. A pin remover for removing cotter according to claim 1, characterized in that: the side slotting is arranged on the middle line of the inner wall of the upper clamping sleeve, the swinging rod is inserted into the side slotting, the swinging rod is rotationally connected with the side slotting through a rotating pin shaft, and one end of the swinging rod is fixedly connected with the handle.
5. A pin remover for removing cotter according to claim 1 or 4, characterized in that: the bottom of swinging arms other end is articulated with the top of articulated connecting rod, and the bottom of articulated connecting rod is articulated with the removal fixture block, and the outside fixedly connected with dead lever of swinging arms end department, fixedly connected with arc recess on the inside of cutting ferrule, the centre of a circle of arc recess are in the swing center of swinging arms and are in same horizontal line, and the end department of dead lever peg graft in the inside of arc recess.
6. A pin remover for removing cotter according to claim 1 or 4, characterized in that: the movable clamping block is arranged in a frame, two rotating plates are arranged, the width of each rotating plate is half of the distance between the inner walls of the movable clamping blocks, the end heads of the rotating plates are rotationally connected with the inner walls of the movable clamping blocks, flanges are arranged on the inner sides of the bottoms of the movable clamping blocks, the bottoms of the rotating plates are abutted to the upper surfaces of the flanges, sliding rods are fixedly connected to the outer sides of the movable clamping blocks, limiting grooves are formed in the inner walls of the upper clamping sleeves, and the end heads of the sliding rods are spliced in the limiting grooves.
7. A pin remover for removing cotter according to claim 1, characterized in that: a cylindrical bolt is clamped between the upper clamping sleeve and the lower clamping sleeve, a through hole is formed in the outer surface of the cylindrical bolt, a cotter pin is inserted in the through hole, the pin pulling mechanism is located right above the cotter pin, and a lifting handle is fixedly connected to the center of the top of the upper clamping sleeve.
8. A pin remover for removing cotter according to claim 1 or 7, characterized in that: one side of the wedge-shaped abutting block abuts against one side of the bottom of the cotter pin, one side of the bottom of the cotter pin is bent, the bottom of the cotter pin is inserted into the chute, and the width of the chute is slightly larger than that of the bottom of the cotter pin.
CN202322552992.6U 2023-09-20 2023-09-20 Pin remover for disassembling cotter pin Active CN221186352U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202322552992.6U CN221186352U (en) 2023-09-20 2023-09-20 Pin remover for disassembling cotter pin

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202322552992.6U CN221186352U (en) 2023-09-20 2023-09-20 Pin remover for disassembling cotter pin

Publications (1)

Publication Number Publication Date
CN221186352U true CN221186352U (en) 2024-06-21

Family

ID=91524778

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202322552992.6U Active CN221186352U (en) 2023-09-20 2023-09-20 Pin remover for disassembling cotter pin

Country Status (1)

Country Link
CN (1) CN221186352U (en)

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