CN213381319U - Adjustable double-hole three-jaw puller device - Google Patents
Adjustable double-hole three-jaw puller device Download PDFInfo
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- CN213381319U CN213381319U CN202021477250.1U CN202021477250U CN213381319U CN 213381319 U CN213381319 U CN 213381319U CN 202021477250 U CN202021477250 U CN 202021477250U CN 213381319 U CN213381319 U CN 213381319U
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- 238000003780 insertion Methods 0.000 claims description 8
- 230000037431 insertion Effects 0.000 claims description 8
- 244000309464 bull Species 0.000 claims description 4
- 238000005096 rolling process Methods 0.000 claims description 4
- 230000003014 reinforcing effect Effects 0.000 claims description 2
- 210000002421 cell wall Anatomy 0.000 abstract 1
- 210000000078 claw Anatomy 0.000 description 2
- 238000005728 strengthening Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
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Abstract
The utility model relates to a machinery extracting tool technical field just discloses adjustable diplopore three-jaw draws horse device, including the threaded sleeve, be the three dead lever of the fixedly connected with of the even equidistance of annular on the threaded sleeve urceolus wall, the activity groove has been seted up to the bottom of dead lever, sliding connection has the movable block in the activity groove, be equipped with the screw hole in the movable block, it is connected with first screw rod to rotate through two bearings on the cell wall that the activity groove is in opposite directions, movable block threaded connection is on first screw rod, the one end that the threaded sleeve was kept away from to first screw rod is passed the bearing and outwards extends, and fixedly connected with carousel, sliding connection has the sliding sleeve on the dead lever. The utility model discloses make the position of jack catch can be adjusted to press from both sides tightly the work piece of equidimension not, increase the application range that the horse device was drawn to the three-jaw, and make jack catch and threaded sleeve's distance can adjust, can adapt to the very big or very little work piece of thickness and dismantle.
Description
Technical Field
The utility model relates to a mechanical extracting tool technical field especially relates to adjustable diplopore three-jaw draws horse device.
Background
The puller is an auxiliary tool commonly used in the mechanical repair industry, and is used for axially disassembling waste bearings, couplings, belt pulleys and the like. The three-jaw puller is generally provided with a claw arm and a workpiece to be detached, the claw arm is driven to move outwards through the rotation of the screw rod in the using process of the puller, and then the workpiece to be detached is pulled to leave the mounting position of the workpiece to be detached. However, the jaw position of the existing three-jaw puller device cannot be adjusted, so that workpieces with different sizes are clamped, the application range of the three-jaw puller device is small, the distance between the jaw and the threaded sleeve cannot be adjusted, and the three-jaw puller device cannot be adapted to the detachment of workpieces with large or small thicknesses.
SUMMERY OF THE UTILITY MODEL
The utility model aims at solving among the prior art three-jaw draws horse device's jack catch position and can not adjust for three-jaw draws horse device's application range is less, and jack catch and the telescopic distance of screw thread problem that can not adjust, and the adjustable diplopore three-jaw that proposes draws horse device.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
the adjustable double-hole three-jaw puller device comprises a threaded sleeve, three fixed rods are fixedly connected to the outer cylinder wall of the threaded sleeve in an annular uniform equidistant manner, a movable groove is formed in the bottom of each fixed rod, a movable block is connected in the movable groove in a sliding manner, a threaded hole is formed in each movable block, a first screw rod is rotatably connected to the opposite groove wall of each movable groove through two bearings, each movable block is in threaded connection with the corresponding first screw rod, one end, away from the threaded sleeve, of each first screw rod penetrates through each bearing and extends outwards, a rotary disc is fixedly connected to each first screw rod, a sliding sleeve is connected to each fixed rod in a sliding manner, the bottom end of each movable block is fixedly connected to the inner side wall of the sliding sleeve, an adjusting rod is fixedly connected to the outer side wall of the sliding sleeve, a sliding cylinder is connected to the outside, the bottom end of the second screw rod penetrates through the threaded sleeve and extends outwards, the top seat is fixedly connected with the second screw rod, and a rotating rod is installed on the rod wall of the second screw rod.
Preferably, the wall of the adjusting rod is provided with adjusting holes, the wall of the sliding barrel is symmetrically provided with fixing holes, the wall of the outer barrel of the sliding barrel is fixedly connected with a spring, the other end of the spring is fixedly connected with a pulling plate, one side of the pulling plate is fixedly connected with an inserting rod, and the other end of the inserting rod penetrates through the spring, the fixing holes and the corresponding adjusting holes and extends outwards.
Preferably, a sliding groove is formed in the wall of the fixed rod, a sliding block is connected in the sliding groove in a sliding mode, the upper end of the sliding block penetrates through a groove opening of the sliding groove and extends outwards, and the sliding block is fixedly connected to the sliding sleeve.
Preferably, a limiting ring is fixedly connected in the sliding cylinder, the limiting ring is sleeved on the adjusting rod, a piston is fixedly connected at the bottom end of the adjusting rod, and the piston is connected with the sliding cylinder in a sliding manner.
Preferably, a through hole is formed in the rod wall of the second screw rod above the threaded sleeve, a third screw rod is fixedly connected to one end of the rotating rod, the other end of the third screw rod penetrates through the through hole and extends outwards, and a nut is connected to the rod wall of the third screw rod through threads.
Preferably, the upper end of the clamping jaw is fixedly connected with a plurality of anti-skid lugs.
Preferably, one end, far away from the sliding barrel, of the clamping jaw is fixedly connected with a conical insertion block, and the tip end of the insertion block is far away from the sliding barrel.
Preferably, be the even equidistance fixedly connected with a plurality of strengthening rib of annular between sliding sleeve and the regulation pole.
Preferably, a ball groove is formed in one end, close to the bottom of the sliding groove, of the sliding block, a ball is connected in the ball groove in a rolling mode, and one end, far away from the bottom of the ball groove, of the ball penetrates through a groove opening of the ball groove and extends outwards and is connected with the bottom of the sliding groove in a rolling mode.
Compared with the prior art, the utility model provides an adjustable diplopore three-jaw draws horse device possesses following beneficial effect:
1. this adjustable diplopore three-jaw draws horse device, through setting up threaded sleeve, the dead lever, the movable slot, the movable block, first screw rod, the carousel, the sliding sleeve, the regulation pole, the slide cartridge, the jack catch, the second screw rod, footstock and bull stick, when the position of jack catch is adjusted to needs, corotation or reversal carousel, it rotates to drive first screw rod, make the movable block be close to or keep away from the telescopic motion of threaded sleeve at the movable slot, the movable block drives regulation pole and slide cartridge motion, make the position department of jack catch change, and then the interval of every jack catch can be adjusted, make the position of jack catch can be adjusted, thereby press from both sides tightly the work piece of equidimension not, increase three-jaw draws horse device's application range.
2. This adjustable diplopore three-jaw draws horse device, through setting up the regulation hole, the fixed orifices, a spring, arm-tie and inserted bar, when needs adjust jack catch and the telescopic interval of screw thread, the pulling arm-tie, the spring is stretched, drive the inserted bar motion, make the insertion end of inserted bar break away from in fixed orifices and the regulation hole, adjust the length that the pole bottom retracted into or stretched out, after the pulling force of cancellation to the arm-tie, the spring resumes, it passes fixed orifices and the regulation hole that corresponds to drive the inserted bar insertion end, make regulation pole and slide cartridge fixed, make jack catch and the telescopic distance of screw thread can be adjusted, can adapt to the very big or very little work piece dismantlement of thickness.
The part that does not relate to in the device all is the same with prior art or can adopt prior art to realize, the utility model discloses make the position of jack catch can be adjusted to press from both sides tightly the work piece of equidimension not, increase the application range of three-jaw puller device, and make jack catch and threaded sleeve's distance can adjust, can adapt to the very big or very little work piece of thickness and dismantle.
Drawings
Fig. 1 is a schematic structural view of an adjustable double-hole three-jaw puller device provided by the utility model;
FIG. 2 is an enlarged view of portion A of FIG. 1;
FIG. 3 is an enlarged view of portion B of FIG. 1;
fig. 4 is an enlarged view of a portion C in fig. 1.
In the figure: the device comprises a threaded sleeve 1, a fixed rod 2, a movable groove 3, a movable block 4, a first screw rod 5, a rotary table 6, a sliding sleeve 7, an adjusting rod 8, a sliding cylinder 9, a clamping jaw 10, a second screw rod 11, a top seat 12, a rotating rod 13, an adjusting hole 14, a fixing hole 15, a spring 16, a pulling plate 17, an inserting rod 18, a sliding groove 19, a sliding block 20, a limiting ring 21, a piston 22, a through hole 23, a third screw rod 24, a nut 25, an anti-skidding lug 26, an inserting block 27, a reinforcing rib 28, a ball groove 29 and balls 30.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.
In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.
Referring to fig. 1-4, an adjustable double-hole three-jaw puller device comprises a threaded sleeve 1, three fixed rods 2 are fixedly connected on the outer cylinder wall of the threaded sleeve 1 in an annular uniform equidistant manner, a movable groove 3 is formed at the bottom of each fixed rod 2, a movable block 4 is slidably connected in the movable groove 3, a threaded hole is formed in each movable block 4, a first screw 5 is rotatably connected on the opposite groove wall of each movable groove 3 through two bearings, each movable block 4 is in threaded connection with the corresponding first screw 5, one end of each first screw 5, far away from the threaded sleeve 1, penetrates through the corresponding bearing and extends outwards, a rotary table 6 is fixedly connected with the corresponding first screw, a sliding sleeve 7 is slidably connected on each fixed rod 2, the bottom end of each movable block 4 is fixedly connected on the inner side wall of the corresponding sliding sleeve 7, an adjusting rod 8 is fixedly connected on the outer side wall of the corresponding sliding sleeve 7, a sliding sleeve, the bottom end of the second screw rod 11 penetrates through the threaded sleeve 1 and extends outwards, the fixedly connected with top seat 12 is arranged on the rod wall of the second screw rod 11, the rotating rod 13 is arranged on the rod wall of the second screw rod 11, when the position of the clamping jaw 10 needs to be adjusted, the rotating disk 6 rotates positively or reversely, the first screw rod 5 is driven to rotate, the movable block 4 moves close to or away from the threaded sleeve 1 in the movable groove 3, the movable block 4 drives the adjusting rod 8 and the sliding cylinder 9 to move, the position of the clamping jaw 10 is changed, the distance between every two clamping jaws 10 can be adjusted, the position of the clamping jaw 10 can be adjusted, workpieces of different sizes are clamped, and the application range of the three-jaw horse pulling device is enlarged.
The wall of the adjusting rod 8 is provided with an adjusting hole 14, the wall of the sliding barrel 9 is symmetrically provided with fixed holes 15, the wall of the outer barrel of the sliding barrel 9 is fixedly connected with a spring 16, the other end of the spring 16 is fixedly connected with a pulling plate 17, one side of the pulling plate 17 is fixedly connected with an inserting rod 18, the other end of the inserting rod 18 penetrates through the spring 16, the fixed hole 15 and the corresponding adjusting hole 14 and extends outwards, when the distance between the clamping jaw 10 and the threaded sleeve 1 needs to be adjusted, the pulling plate 17 is pulled, the spring 16 is stretched to drive the inserting rod 18 to move, so that the inserting end of the inserting rod 18 is separated from the fixed hole 15 and the adjusting hole 14, the length of the retracting or extending of the bottom end of the adjusting rod 8 is adjusted, after the pulling force of the pulling plate 17 is cancelled, the spring 16 is restored to drive the inserting end of the inserting rod 18 to penetrate through the fixed hole 15 and the corresponding adjusting hole 14, so that the adjusting, can be suitable for disassembling workpieces with large or small thickness.
The wall of the fixed rod 2 is provided with a sliding groove 19, the sliding groove 19 is internally and slidably connected with a sliding block 20, the upper end of the sliding block 20 penetrates through the notch of the sliding groove 19 and extends outwards, and the sliding block is fixedly connected to the sliding sleeve 7, so that the sliding sleeve 7 can stably slide on the fixed rod 2.
The limiting ring 21 is fixedly connected in the sliding barrel 9, the limiting ring 21 is sleeved on the adjusting rod 8, the piston 22 is fixedly connected to the bottom end of the adjusting rod 8, the piston 22 is connected with the sliding barrel 9 in a sliding mode, the adjusting rod 8 can be limited, and the adjusting rod 8 and the sliding barrel 9 are prevented from being separated.
Be located and be equipped with through-hole 23 on the second screw rod 11 pole wall of screw sleeve 1 top, bull stick 13 one end fixedly connected with third screw rod 24, the other end of third screw rod 24 passes through-hole 23 and outwards extends, and threaded connection has nut 25 on its pole wall, and swivel nut 25 breaks away from third screw rod 24, can realize bull stick 13 and second screw rod 11's dismantlement separation.
The upper end of the clamping jaw 10 is fixedly connected with a plurality of anti-skidding lugs 26, so that the friction force between the clamping jaw 10 and a workpiece is increased, and the workpiece is prevented from sliding.
One end of the clamping jaw 10, which is far away from the sliding barrel 9, is fixedly connected with a conical insertion block 27, and the tip end of the insertion block 27 is far away from the sliding barrel 9, so that the clamping jaw 10 can be conveniently inserted into the lower part of a workpiece.
A plurality of strengthening ribs 28 are fixedly connected with the sliding sleeve 7 and the adjusting rod 8 at equal intervals, so that the connection strength of the sliding sleeve 7 and the adjusting rod 8 is increased, and the adjusting rod 8 and the sliding sleeve are prevented from being easily broken and separated.
The ball groove 29 is opened at the one end that slider 20 is close to the spout 19 tank bottom, and ball 30 is connected with in the ball groove 29 roll, and the one end that ball 30 is far away from the ball groove 29 tank bottom passes the notch of ball groove 29 and outwards extends, and with spout 19 tank bottom roll connection, has reduced the frictional force between spout 19 and the slider 20, easily slider 20's slip.
In the utility model, when the position of the jack catch 10 needs to be adjusted, the corotation or the reversal rotating disc 6 drives the first screw rod 5 to rotate, so that the movable block 4 moves close to or away from the threaded sleeve 1 in the movable groove 3, the movable block 4 drives the adjusting rod 8 and the sliding barrel 9 to move, the position of the jack catch 10 is changed, the distance between every jack catch 10 is adjusted, the position of the jack catch 10 can be adjusted, workpieces with different sizes are clamped, and the application range of the three-jaw horse drawing device is enlarged; when the distance between the jaw 10 and the threaded sleeve 1 needs to be adjusted, the pulling plate 17 is pulled, the spring 16 is stretched, the inserting rod 18 is driven to move, the inserting end of the inserting rod 18 is separated from the fixing hole 15 and the adjusting hole 14, the length of the retracting or extending of the bottom end of the adjusting rod 8 is adjusted, after the pulling force on the pulling plate 17 is cancelled, the spring 16 is recovered, the inserting end of the inserting rod 18 is driven to penetrate through the fixing hole 15 and the corresponding adjusting hole 14, the adjusting rod 8 and the sliding barrel 9 are fixed, the distance between the jaw 10 and the threaded sleeve 1 can be adjusted, and the adjustable jaw 10 can be suitable for dismounting workpieces with large or small thicknesses.
The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.
Claims (9)
1. The adjustable double-hole three-jaw puller device comprises a threaded sleeve (1) and is characterized in that three fixed rods (2) are fixedly connected to the outer cylinder wall of the threaded sleeve (1) in an annular uniform equidistant manner, movable grooves (3) are formed in the bottoms of the fixed rods (2), movable blocks (4) are connected in the movable grooves (3) in a sliding manner, threaded holes are formed in the movable blocks (4), the opposite groove walls of the movable grooves (3) are rotatably connected with first screw rods (5) through two bearings, the movable blocks (4) are in threaded connection with the first screw rods (5), one ends, far away from the threaded sleeve (1), of the first screw rods (5) penetrate through the bearings and extend outwards and are fixedly connected with a rotary table (6), sliding sleeves (7) are connected on the fixed rods (2) in a sliding manner, and the bottom ends of the movable blocks (4) are fixedly connected to the inner side wall of the sliding sleeves (, fixedly connected with adjusts pole (8) on sliding sleeve (7) lateral wall, it has slide cartridge (9) to adjust pole (8) outer sliding connection, slide cartridge (9) bottom fixedly connected with jack catch (10), threaded sleeve (1) female connection has second screw rod (11), threaded sleeve (1) and outside extension are passed to second screw rod (11) bottom, and fixedly connected with footstock (12), install bull stick (13) on second screw rod (11) pole wall.
2. The adjustable double-hole three-jaw puller device according to claim 1, wherein adjusting holes (14) are formed in the wall of the adjusting rod (8), fixing holes (15) are symmetrically formed in the wall of the sliding cylinder (9), a spring (16) is fixedly connected to the wall of the outer cylinder of the sliding cylinder (9), a pulling plate (17) is fixedly connected to the other end of the spring (16), an inserting rod (18) is fixedly connected to one side of the pulling plate (17), and the other end of the inserting rod (18) penetrates through the spring (16), the fixing holes (15) and the corresponding adjusting holes (14) and extends outwards.
3. The adjustable double-hole three-jaw puller device according to claim 1, wherein a sliding groove (19) is formed in the wall of the fixing rod (2), a sliding block (20) is connected in the sliding groove (19) in a sliding manner, the upper end of the sliding block (20) penetrates through a notch of the sliding groove (19) and extends outwards, and the sliding block (20) is fixedly connected to the sliding sleeve (7).
4. The adjustable double-hole three-jaw puller device according to claim 1, wherein a limiting ring (21) is fixedly connected in the sliding cylinder (9), the limiting ring (21) is sleeved on the adjusting rod (8), a piston (22) is fixedly connected to the bottom end of the adjusting rod (8), and the piston (22) is slidably connected with the sliding cylinder (9).
5. The adjustable double-hole three-jaw puller device according to claim 1, wherein a through hole (23) is formed in the rod wall of the second screw (11) above the threaded sleeve (1), a third screw (24) is fixedly connected to one end of the rotating rod (13), the other end of the third screw (24) penetrates through the through hole (23) and extends outwards, and a nut (25) is connected to the rod wall in a threaded manner.
6. The adjustable double-hole three-jaw puller device according to claim 1, characterized in that a plurality of anti-skid lugs (26) are fixedly connected to the upper end of the jaw (10).
7. The adjustable double-hole three-jaw puller device according to claim 1, wherein one end of the jaw (10) far away from the sliding cylinder (9) is fixedly connected with a conical insertion block (27), and the tip of the insertion block (27) is arranged far away from the sliding cylinder (9).
8. The adjustable double-hole three-jaw puller device according to claim 1, wherein a plurality of reinforcing ribs (28) are fixedly connected between the sliding sleeve (7) and the adjusting rod (8) in an annular shape, uniformly and equidistantly.
9. The adjustable double-hole three-jaw puller device according to claim 3, characterized in that a ball groove (29) is formed in one end of the sliding block (20) close to the bottom of the sliding groove (19), a ball (30) is connected in the ball groove (29) in a rolling manner, and one end of the ball (30) far away from the bottom of the ball groove (29) penetrates through the notch of the ball groove (29), extends outwards and is connected with the bottom of the sliding groove (19) in a rolling manner.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021477250.1U CN213381319U (en) | 2020-07-24 | 2020-07-24 | Adjustable double-hole three-jaw puller device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021477250.1U CN213381319U (en) | 2020-07-24 | 2020-07-24 | Adjustable double-hole three-jaw puller device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213381319U true CN213381319U (en) | 2021-06-08 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021477250.1U Expired - Fee Related CN213381319U (en) | 2020-07-24 | 2020-07-24 | Adjustable double-hole three-jaw puller device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213381319U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114029400A (en) * | 2021-10-19 | 2022-02-11 | 徐州双虎金属工具制造有限公司 | Die height adjusting device for punch press for double-control three-jaw puller production and machining |
| CN114346637A (en) * | 2022-02-08 | 2022-04-15 | 广东电网有限责任公司 | Tubular bus end cover installation device |
-
2020
- 2020-07-24 CN CN202021477250.1U patent/CN213381319U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114029400A (en) * | 2021-10-19 | 2022-02-11 | 徐州双虎金属工具制造有限公司 | Die height adjusting device for punch press for double-control three-jaw puller production and machining |
| CN114346637A (en) * | 2022-02-08 | 2022-04-15 | 广东电网有限责任公司 | Tubular bus end cover installation device |
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| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20210608 |
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