CN214560520U - Puller with ratchet wheel disc - Google Patents
Puller with ratchet wheel disc Download PDFInfo
- Publication number
- CN214560520U CN214560520U CN202120725218.9U CN202120725218U CN214560520U CN 214560520 U CN214560520 U CN 214560520U CN 202120725218 U CN202120725218 U CN 202120725218U CN 214560520 U CN214560520 U CN 214560520U
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- hole
- cover
- pull
- puller
- claw
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- Expired - Fee Related
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- 210000000078 claw Anatomy 0.000 claims description 45
- 230000002457 bidirectional effect Effects 0.000 claims description 19
- 210000003456 pulmonary alveoli Anatomy 0.000 claims description 2
- 230000000712 assembly Effects 0.000 claims 2
- 238000000429 assembly Methods 0.000 claims 2
- 238000009434 installation Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 210000003781 tooth socket Anatomy 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 1
- 210000005069 ears Anatomy 0.000 description 1
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Abstract
The utility model discloses a take horse that draws of ratchet dish, including the board to the pull ring, the board is connected with a set of subassembly of drawing respectively to the relative both sides of pull ring, and is connected through the accent footpath subassembly between two sets of subassemblies of drawing. Adopt the utility model discloses the operation can be demolishd to downthehole cover/circle when can not rely on the spindle nose to the cooperation inertia sliding hammer.
Description
Technical Field
The utility model belongs to the technical field of mechanical tool, a take horse that draws of ratchet dish is related to.
Background
Mechanical equipment is required to be disassembled and assembled frequently in the mechanical industry. Bearing cups or other components that fit tightly within the bore tend to be difficult to remove. The existing three-melon-seed extractor and two-melon-seed extractor can realize the removal of the sleeve and the ring which are installed in the inner hole, but are limited by the adoption of a spiral reverse ejection mode, a shaft head which depends on spiral ejection needs to be arranged at the axis position of the removed sleeve and ring, and in addition, a special wrench needs to be used for operation during the removal operation, so that the difficulty is brought to the conventional mechanical removal operation of parts such as the inner sleeve and the ring of the hole. If the conventional dismantling tools such as the inertia hammer and the like can be utilized, and the sleeve and the ring which are arranged in the hole can be dismantled without depending on a special wrench, the dismantling efficiency can be greatly improved, and the damage to parts caused in the dismantling process can be reduced.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a take horse that draws of ratchet dish adopts the device cooperation inertia smooth hammer can realize not having the downthehole cover/circle when relying on the spindle nose and demolish the operation.
The utility model discloses the technical scheme who adopts is, a take horse that draws of ratchet dish, including the board to the pull ring, the board is connected with a set of subassembly of drawing respectively to the relative both sides of pull ring, and two sets of subassemblies of drawing are connected through the accent footpath subassembly between.
The utility model discloses a characteristics still lie in:
the plate handle pull ring comprises a U-shaped pull ring handle, strip-shaped hole cavities are respectively arranged on the outer sides of the end parts of the two ends of the pull ring handle, a rectangular gear ring is arranged on the lower side of each strip-shaped hole cavity, a diameter-adjusting trepanning is arranged on the lower side of each rectangular gear ring, and a pin hole is formed in the center of the upper side of each rectangular gear ring; a top pillar hole is formed in the center of the upper side of the strip-shaped hole cavity, a top pillar is installed in the top pillar hole, and the upper end of the top pillar is connected with a spring; the top pillar hole is positioned right above the strip-shaped hole cavity; the upper side edge and the lower side edge of the strip-shaped hole cavity are respectively provided with a screw hole, and an end cover screw penetrates through the screw holes to connect an end cover to the pull ring handle.
The drawing assembly comprises a ratchet wheel disc, the ratchet wheel disc is embedded in the strip-shaped hole-shaped cavity and matched with the rectangular gear ring, a bidirectional pawl is arranged above the ratchet wheel disc, a pawl pin penetrates through the pin hole to connect the bidirectional pawl to the pull ring handle, and the lower end of the ejection column is just ejected to the center of the upper end of the bidirectional pawl; the center of the ratchet wheel disc is coaxially sleeved with a pull claw, one end of the pull claw penetrates through the diameter adjusting sleeve hole to be connected with one end of the diameter adjusting assembly, and the other end of the pull claw is connected with the end cover.
The pulling claw is in a cylindrical structure, and one end of the pulling claw is provided with a quadrangular prism-shaped anti-rotation column; the drawing surface is processed on one side of the other end of the drawing claw, the adjusting screw is processed on the claw body of the drawing claw, and the adjusting screw is connected with the diameter adjusting assembly in a matched mode.
The diameter adjusting assembly comprises two diameter adjusting sleeves which are symmetrically arranged, and the two diameter adjusting sleeves are connected through an end cover locking assembly.
The one end processing of accent footpath cover has outer hexagonal to connect the face, and the inner wall processing of adjusting the cover has the regulation internal thread, and the other end of accent footpath cover is interior cylinder hole, and the outside edge of interior cylinder hole is coaxial to be equipped with hollow location locking lid, and the circumference edge of location locking lid evenly has laid the triangle alveolus.
The adjusting internal threads on the two diameter adjusting sleeves are opposite in rotating direction.
The end cover locking assembly comprises an upper locking cover and a lower locking cover, inner locking cylindrical surfaces in a triangular tooth groove shape are processed on the inner walls of the upper locking cover and the lower locking cover, and the upper locking cover is connected with the lower locking cover through locking cover screws.
The utility model has the advantages that: the utility model provides a take horse that draws of ratchet dish, the spanner pull ring meshes with the ratchet dish through the interior pawl ring gear that sets up in the bar pass intracavity at both ends, and the ratchet dish still meshes with the two-way pawl of installing in spanner pull ring bar pass die cavity bottom through the pawl round pin simultaneously, and two-way pawl controls the ratchet dish rotation direction through the fore-set and the fore-set spring that install in the fore-set hole of pull ring die cavity one side of spanner pull ring; adopt the utility model provides a device cooperation inertia sliding hammer can realize not having the downthehole cover/circle when can rely on the spindle nose and demolish the operation.
Drawings
Fig. 1 is an exploded view of a puller with a ratchet plate according to the present invention;
FIG. 2 is a schematic structural view of a pull ring of a handle in a puller with a ratchet plate according to the present invention;
fig. 3 is a schematic structural view of a bidirectional pawl in a puller with a ratchet plate according to the present invention;
FIG. 4 is a schematic structural view of a two-way pawl middle diameter adjusting sleeve in the puller with the ratchet wheel disc of the present invention;
fig. 5 is a schematic structural view of an upper locking cover in a bidirectional pawl in a puller with a ratchet plate according to the present invention;
fig. 6 is a schematic structural view of a pulling claw in a bidirectional pawl in a puller with a ratchet wheel disc of the present invention.
In the drawing, 1, a pull ring of a wrench handle, 101, a strip-shaped hole cavity, 102, a top column hole, 103, a pin hole, 104, a rectangular gear ring, 105, a diameter-adjusting sleeve hole, 106, a screw hole, 107 and a pull ring handle are arranged;
2. locking cover screw, 3. spring pad;
4. an upper locking cover, 401, an inner locking cylindrical surface, 402, an ear hole;
5. a top pillar spring, 6. top pillar;
7. a bidirectional pawl, 701, a forward pawl, 702, a reverse pawl, 703, a pawl pin hole;
8. ratchet pin, 9, ratchet plate;
10. a pulling claw 1001, an anti-rotation column 1002, an adjusting screw 1003 and a pulling surface;
11. end cap, 12. end cap screw;
13. the diameter adjusting cover comprises a diameter adjusting sleeve, 1301, a hexagonal connecting surface, 1302, an adjusting buckle, 1303, an adjusting internal thread, 1304, an inner cylindrical hole, 1305, a triangular tooth socket and 1306, and a positioning locking cover;
14. and 15, a nut and a lower locking cover.
Detailed Description
The present invention will be described in detail with reference to the accompanying drawings and specific embodiments.
The utility model relates to a puller with a ratchet wheel disc, as shown in figure 1, comprising a pull ring 1 of a pull handle, wherein the pull ring 1 of the pull handle is meshed with the ratchet wheel disc 9 through an inner pawl gear ring arranged in a strip hole cavity at two ends, simultaneously, the ratchet wheel disc 9 is meshed with a bidirectional pawl 7 arranged at the bottom of the strip hole cavity of the pull ring 1 of the pull handle through a pawl pin 8, the bidirectional pawl 7 controls the rotation direction of the ratchet wheel disc 9 through a support pillar 6 and a support pillar spring 5 arranged in a support pillar hole at one side of the cavity of the pull ring 1 of the pull handle, the ratchet wheel disc 9 is connected with an outer hexagonal surface of a diameter adjusting sleeve 13 through an inner hexagonal surface at the central position thereof, so that the diameter adjusting sleeve 13 rotates synchronously along with the ratchet wheel disc 9, the diameter adjusting sleeve 13 is connected with the profile of the ratchet wheel disc 9 through an outer hexagonal surface thereof, the diameter adjusting sleeve 13 is connected with the pull pawl 10 through an inner thread thereof when the ratchet wheel disc 9 rotates, the diameter adjusting sleeve 13 rotates along with the pull pawl 10 moves through a thread connection, the internal threads on the two diameter adjusting sleeves 13 are opposite in rotating direction, the pull claw 10 and the diameter adjusting sleeves 13 are screwed, the two diameter adjusting sleeves 13 are connected with the lower locking cover 15 through the upper locking cover 4 in a buckling mode, the upper locking cover 4 and the lower locking cover 15 are connected through the locking cover screw 2, the locking cover screw 2 is locked through the nut 14, and the spring pad 3 is arranged at the joint of the nut 14 and the locking cover screw 2.
The two pull claws 10 are contacted through quadrangular prism-shaped end faces to ensure that the two pull claws cannot rotate along with the diameter adjusting sleeve 13 and can only move along the respective axis, and in order to ensure that the two diameter adjusting sleeves 13 synchronously rotate, the two pull claws are connected into a whole through the upper locking cover 4, the lower locking cover 15, the locking cover screw 2 and the spring pad 3.
As shown in fig. 2, the pull ring 1 of the trigger comprises a pull ring handle 107, strip-shaped hole cavities 101 are arranged at two ends of the pull ring handle 107, rectangular gear rings 104 are arranged on the side walls of one ends of the strip-shaped hole cavities 101, the rectangular gear rings 104 are engaged with the ratchet wheel disc 9, when the pull ring 1 of the trigger is pulled clockwise or anticlockwise around the axis of the diameter adjusting sleeve 13 or the pull claw 10, the ratchet wheel disc 9 rotates in the same direction and drives the diameter adjusting sleeve 13 to rotate, and the diameter adjusting sleeve 13 drives the pull claw 10 to axially move in the diameter adjusting sleeve through screw transmission, so that the pull claw 10 can be tightly leaned on the end surface of a pulled shaft sleeve or a cylinder body of an outer ring of a bearing; the bottom of the strip-shaped hole cavity 101 is provided with a pin hole 103, a pawl pin 8 is arranged in the pin hole 103, the pawl pin 8 enables the bidirectional pawl 7 to be hinged to the pull ring 1 of the wrench handle, and the reversing of the bidirectional pawl 7 can be realized by rapidly pulling the pull ring 1 of the wrench handle;
as shown in fig. 3, the bidirectional pawl 7 is a plate-shaped body similar to an isosceles triangle, the top end of the bidirectional pawl 7 is provided with a pawl pin hole 703, the pawl pin hole 703 is used for installing a pawl pin 8, the bidirectional pawl 7 is hinged with the handle pull ring 1 through the pawl pin 8, the other two ends of the bidirectional pawl 7 are respectively provided with a clockwise pawl 701 and a counter pawl 702, when the clockwise pawl 701 is meshed with the ratchet wheel 9, the ratchet wheel 9 can only rotate clockwise, and when the counter pawl 702 is meshed with the ratchet wheel 9, the ratchet wheel 9 can only rotate anticlockwise. The position of the bidirectional pawl 7 is maintained by the top post 6 and the top post spring 5 installed in the top post hole 102.
Diameter-adjusting trepanning 105 has been arranged at the center of rectangle ring gear 104, diameter-adjusting trepanning 105 is the through-hole, pinhole 103 has been arranged in bar hole die cavity 101, pinhole 103 is cylindrical through-hole, fore-set hole 102 has still been arranged in bar hole die cavity 101, fore-set hole 102 is a blind hole, be used for laying fore-set 6 and fore-set spring 5 in the fore-set hole 102, screw hole 106 has been arranged around the bar hole die cavity 101 lateral surface, end cover screw 12 and end cover 11 are ratchet dish 9, two-way pawl 7, fore-set 6 encapsulates in bar hole die cavity 101.
As shown in fig. 4, the diameter adjusting sleeve 13 is in a hollow cylindrical sleeve shape, one end of the diameter adjusting sleeve 13 is an outer hexagonal connecting surface 1301, the hexagonal connecting surface 1301 is a regular hexagonal cylindrical surface, the outer hexagonal connecting surface 1301 is matched and connected with an inner hexagonal cylindrical hole in the center of the ratchet wheel disc 9, and when the ratchet wheel disc 9 rotates, the diameter adjusting sleeve 13 rotates along with the outer hexagonal connecting surface 1301; in order to facilitate the correct installation of the two diameter adjusting sleeves 13 and ensure that the lengths of the extending parts of the two pulling claws 10 are the same, the outer cylindrical surface of the diameter adjusting sleeve 13 is provided with an adjusting bayonet 1302, so that the installation and adjustment work of the device is convenient to realize; the adjusting inner threads 1303 are formed in the holes of the diameter adjusting sleeves 13, and the thread turning directions of the adjusting inner threads 1303 on the two diameter adjusting sleeves 13 are opposite; the diameter adjusting sleeve 13 is in threaded connection with the pull claw 10 through the adjusting internal thread 1303, and when the diameter adjusting sleeve 13 is rotated, the pull claw 10 moves along the axis of the pull claw 10; one end of the diameter adjusting sleeve 13 is provided with an inner cylindrical hole 1304 with a slightly larger diameter for accommodating the telescopic part of the pulling claw 10, a hollow positioning locking cover 1306 is coaxially arranged at the outer edge of the inner cylindrical hole 1304, and triangular tooth grooves 1305 are uniformly distributed at the circumferential edge of the positioning locking cover 1306. The upper locking cover 4, the lower locking cover 15, the locking cover screw 2 and the spring pad 3 are used for connecting the two diameter-adjusting sleeves 13 into a whole by using the triangular tooth socket 1305.
As shown in fig. 5, the upper locking cap 4 is in a split shape of a half-cylindrical sleeve with ears, and includes two half-cylindrical surfaces, two ends of which are provided with ear holes 402, and inner cylindrical surfaces of the half-cylindrical surfaces are provided with inner locking cylindrical surfaces 401 in which triangular tooth grooves are uniformly arranged along the axial direction, and the upper locking cap 4, the lower locking cap 15, the locking cap screws 2 and the spring pad 3 connect the two diameter adjusting sleeves 13 into a whole by using the inner locking cylindrical surfaces 401 and the ear holes 402.
The positioning locking cover 1306 is of a hollow cylindrical structure, and an inner locking cylindrical surface 401 with triangular tooth grooves on the upper locking cover 4 is matched with semicircular triangular tooth grooves 1305 on the positioning locking cover 1306 on the two diameter adjusting sleeves 13; the inner locking cylindrical surface with the triangular pressing groove on the lower locking cover 15 is matched with the lower semicircular triangular tooth groove 1305 of the positioning locking cover 1306 on the two diameter adjusting sleeves 13; and then the upper locking cover 4 and the lower locking cover 15 are locked and connected with the nut 14 by the locking cover screw 2.
The lower locking cap 15 is identical in structure to the upper locking cap 4.
As shown in fig. 6, the pulling claw 10 is in a long cylindrical shape, one end of the pulling claw 10 is an anti-rotation column 1001 in a regular quadrilateral cylindrical shape, and the anti-rotation column 1001 sequentially passes through the ratchet wheel plate 9 and the diameter-adjusting sleeve hole 105 and enters the diameter-adjusting sleeve 13 from the port where the external hexagonal connecting surface 1301 is located.
The utility model relates to a take draw horse of ratchet dish's application method does: the middle part of the pull claw 10 is provided with an adjusting screw 1002, the adjusting screw 1002 is screwed with the diameter adjusting sleeve 13, when the diameter adjusting sleeve 13 positioned on the left side of the pull ring handle 107 rotates, the pull claw 10 positioned on the left side of the pull ring handle 107 cannot rotate, and the pull claw 10 cannot rotate to move along the axis of the pull claw 10; the other end of the pulling claw 10 is in a cylindrical shape, the end part of the other end of the pulling claw 10 is provided with a pulling surface 1003, the pulling surface 1003 is a small plane parallel to the axis of the pulling claw 10, when the pulling handle pulling ring 1 is pulled under the action of external force, the pulling surface 1003 is attached to the end face of the pulled sleeve or ring, and the pulled sleeve or ring is pulled out under the action of external force.
When the diameter adjusting sleeve 13 positioned on the right side of the pull ring handle 107 rotates, the pull claw 10 positioned on the right side of the pull ring handle 107 cannot rotate, and the pull claw 10 cannot rotate to move along the axis of the pull claw 10; the other end of the pulling claw 10 is in a cylindrical shape, the end part of the other end of the pulling claw 10 is provided with a pulling surface 1003, the pulling surface 1003 is a small plane parallel to the axis of the pulling claw 10, when the pulling handle pulling ring 1 is pulled under the action of external force, the pulling surface 1003 is attached to the end face of the pulled sleeve or ring, and the pulled sleeve or ring is pulled out under the action of external force.
Claims (8)
1. The utility model provides a take puller of ratchet dish which characterized in that: the pull ring comprises a pull ring handle, wherein a group of drawing assemblies are respectively connected to two opposite sides of the pull ring handle, and the two groups of drawing assemblies are connected through a diameter adjusting assembly.
2. The puller with the ratchet plate as set forth in claim 1, wherein: the plate handle pull ring comprises a U-shaped pull ring handle, strip-shaped hole cavities are respectively arranged on the outer sides of the end parts of the two ends of the pull ring handle, a rectangular gear ring is arranged on the lower side of each strip-shaped hole cavity, a diameter-adjusting trepanning is arranged on the lower side of each rectangular gear ring, and a pin hole is formed in the center of the upper side of each rectangular gear ring; a top pillar hole is formed in the center of the upper side of the strip-shaped hole cavity, a top pillar is installed in the top pillar hole, and the upper end of the top pillar is connected with a spring; the top pillar hole is positioned right above the strip-shaped hole cavity; the upper side edge and the lower side edge of the strip-shaped hole cavity are respectively provided with a screw hole, and an end cover screw penetrates through the screw holes to connect an end cover to the pull ring handle.
3. The puller with the ratchet plate as set forth in claim 2, wherein: the drawing assembly comprises a ratchet wheel disc, the ratchet wheel disc is embedded in the strip-shaped hole-shaped cavity and matched with the rectangular gear ring, a bidirectional pawl is arranged above the ratchet wheel disc, a pawl pin penetrates through the pin hole to connect the bidirectional pawl to the pull ring handle, and the lower end of the ejection column is just ejected to the center of the upper end of the bidirectional pawl; the center of the ratchet wheel disc is coaxially sleeved with a pull claw, one end of the pull claw penetrates through the diameter adjusting sleeve hole to be connected with one end of the diameter adjusting assembly, and the other end of the pull claw is connected with the end cover.
4. The puller with the ratchet plate as set forth in claim 3, wherein: the pull claw is of a cylindrical structure, and a quadrangular prism-shaped anti-rotation column is processed at one end of the pull claw; the drawing surface is processed on one side of the other end of the drawing claw, the adjusting screw is processed on the claw body of the drawing claw, and the adjusting screw is connected with the diameter adjusting assembly in a matched mode.
5. The puller with the ratchet plate as set forth in claim 4, wherein: the diameter adjusting assembly comprises two diameter adjusting sleeves which are symmetrically arranged, and the two diameter adjusting sleeves are connected through an end cover locking assembly.
6. The puller with the ratchet plate as set forth in claim 5, wherein: the one end processing of accent footpath cover has outer hexagonal to connect the face, and the inner wall processing of adjusting the cover has the regulation internal thread, and the other end of accent footpath cover is interior cylinder hole, and the outside edge in interior cylinder hole is coaxial to be equipped with hollow location locking lid, and the circumference edge of location locking lid evenly has laid the triangle alveolus.
7. The puller with the ratchet plate as set forth in claim 6, wherein: the adjusting internal threads on the two diameter adjusting sleeves are opposite in rotating direction.
8. The puller with the ratchet plate as set forth in claim 6, wherein: the end cover locking assembly comprises an upper locking cover and a lower locking cover, inner locking cylindrical surfaces in a triangular tooth groove shape are processed on the inner walls of the upper locking cover and the lower locking cover, and the upper locking cover is connected with the lower locking cover through locking cover screws.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120725218.9U CN214560520U (en) | 2021-04-09 | 2021-04-09 | Puller with ratchet wheel disc |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120725218.9U CN214560520U (en) | 2021-04-09 | 2021-04-09 | Puller with ratchet wheel disc |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214560520U true CN214560520U (en) | 2021-11-02 |
Family
ID=78358112
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120725218.9U Expired - Fee Related CN214560520U (en) | 2021-04-09 | 2021-04-09 | Puller with ratchet wheel disc |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214560520U (en) |
-
2021
- 2021-04-09 CN CN202120725218.9U patent/CN214560520U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20211102 |