CN211314894U - Bidirectional torsion buffer coupling - Google Patents
Bidirectional torsion buffer coupling Download PDFInfo
- Publication number
- CN211314894U CN211314894U CN201922435168.6U CN201922435168U CN211314894U CN 211314894 U CN211314894 U CN 211314894U CN 201922435168 U CN201922435168 U CN 201922435168U CN 211314894 U CN211314894 U CN 211314894U
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- coupling
- clamping
- groove
- latch
- driven
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Abstract
The utility model discloses a bidirectional torsion buffer coupling, which comprises a driving coupling, a driven coupling, a buffer cushion block and a coupling sleeve, wherein one end of the driving coupling is connected with a driving shaft, and the other end of the driving coupling is provided with a first clamping groove; one end of the driven coupling is connected with the other end of the driven shaft, and a second clamping groove is formed in the other end of the driven coupling; the first clamping part and the second clamping part of the buffer cushion block are fixedly connected into a whole with the same axis; the first clamping groove is sleeved into the first clamping part with the same shape, and the second clamping groove is sleeved into the second clamping part with the same shape; the driving coupling drives the driven coupling to rotate coaxially and in the same direction through the latch, and a buffer assembly for buffering torque force is movably embedded on a stress plane of the latch; the union lantern ring shape cover is established at initiative shaft coupling and driven shaft coupling hookup location, the utility model discloses the equipment is convenient with the dismantlement, does benefit to maintenance and maintenance at ordinary times, increases life and safety and stability nature.
Description
Technical Field
The utility model belongs to the technical field of mechanical equipment, especially, relate to shaft coupling technical field, especially have the shaft coupling of shock-absorbing characteristic.
Background
The sleeve coupling realizes the connection of two shafts by using a common sleeve and rigid connecting pieces such as screws or taper pins, so that the alignment of the axes for connecting the two shafts is required to be good, the connection is firm, and the manufacturing requirement is high. The common sleeve coupling does not have a good torque buffering measure, and cannot avoid axial movement and damage to a shaft caused by torque during rotation due to poor installation or manufacturing precision. The existing common coupler cannot simultaneously have the functions of buffering bidirectional rotation torque and avoiding axial movement, and has single functional characteristic. And the common coupler is difficult to manufacture and install and high in use and maintenance cost.
SUMMERY OF THE UTILITY MODEL
The utility model discloses the main technical problem who solves provides a two-way torsion buffering shaft coupling, has torsion buffer structure and cushions the torsion in the twinkling of an eye when the shaft coupling uses, simple structure, and use equipment is convenient, and application scope is wide.
The utility model discloses a solve the further technical scheme that its technical problem adopted and be: the coupler comprises a driving coupler, a driven coupler, a buffer cushion block and a coupling sleeve, wherein one end of the driving coupler is connected with a driving shaft, and the other end of the driving coupler is provided with a first clamping groove; one end of the driven coupling is connected with the other end of the driven shaft, and a second clamping groove is formed in the other end of the driven coupling; the buffer cushion block comprises a first clamping part and a second clamping part, the first clamping part is petal-shaped, the protruding part of each petal forms a latch, the structure of the first clamping part is the same as that of the second clamping part, and the first clamping part and the second clamping part are fixedly connected into a whole by the same axle center; the first clamping grooves are sleeved into the first clamping parts with the same shape, and the second clamping grooves are sleeved into the second clamping parts with the same shape; the driving coupling drives the driven coupling to rotate coaxially and in the same direction through the latch, and a buffer assembly for buffering torque force is movably embedded on a stress plane of the latch; after the driving coupling and the driven coupling are respectively sleeved in the clamping parts of the buffer cushion blocks, the coupling sleeve is sleeved at the connecting position of the driving coupling and the driven coupling in a ring shape, a first clamping strip of the coupling sleeve is clamped in a first clamping groove of the driving coupling, and a second clamping strip of the coupling sleeve is clamped in a second clamping groove of the driven coupling, so that the driving coupling and the driven coupling are fixedly connected and cannot be axially separated.
Furthermore, 4 first bolt grooves which are arranged at intervals and run through in the radial direction are formed in the axial side wall of the active coupling; a driving shaft bolt groove corresponding to the first bolt groove is formed in the driving shaft, and a bolt connecting piece is arranged in the first bolt groove and the driving shaft bolt groove in an inserting mode to connect and fix the driving shaft coupling and the driving shaft.
Furthermore, 4 second bolt grooves which are arranged at intervals and run through in the radial direction are formed in the axial side wall of the driven coupling; and a driven shaft bolt groove corresponding to the second bolt groove is formed in the driven shaft, and a bolt connecting piece is arranged in the second bolt groove and the driven shaft bolt groove in an inserted mode to connect and fix the driven shaft coupling and the driven shaft.
Further, the buffering cushion block is opposite to the latch stress surface of the first clamping part and the latch stress surface of the second clamping part during connection, and the stress surfaces are arranged oppositely, so that the buffering effect is generated on clockwise axis rotation torsion and anticlockwise axis rotation torsion during the work of the coupler.
Furthermore, a circular hole groove is formed in the latch of the buffer cushion block, the circular hole groove is a cylindrical hole, and an orifice of the circular hole groove is located on a stress plane of the latch; the stress clamping bolt and the spring of the buffer assembly are placed in the round hole groove, the free end portion of the stress clamping bolt can extend out of the round hole groove under the action of the spring, and the buffer assembly is arranged on each clamping tooth of the first clamping portion and the second clamping portion.
Furthermore, the inside of the round hole groove is provided with one latch spring close to the inner side, the stressed latch is arranged close to the outer side, the stressed latch main body is a cylinder with a free end being an elliptical spherical surface, when the driving coupling and the driven coupling are sleeved, the spherical surface of the free end of the stressed latch is stressed, so that the stressed latch moves inwards, the stressed latch is conveniently sleeved, the spring pressed when the coupler works provides a stronger buffer effect, the bottom surface of the stressed latch is connected with the spring, and the free end of the latch protrudes out of the round hole groove.
The connecting sleeve is of a shaft surface half-half split type structure, the two split connecting sleeves are identical in structure after splitting, a first clamping strip and a second clamping strip which correspond to the first clamping groove and the second clamping groove are respectively arranged on the upper side and the lower side of the inner portion of the connecting sleeve in the axial direction, fixing lugs are axially arranged on the outer sides of the edges of the split lines on the two sides, two third bolt grooves which are axially arranged and radially penetrate through the fixing lugs, and bolt connecting pieces are arranged and inserted in the third bolt grooves of the two split connecting sleeves to connect and fix the two split connecting sleeves.
The beneficial effects of the utility model are that following several points have at least:
1. the utility model discloses the subassembly is simple, and the preparation is convenient, and the equipment is convenient with the dismantlement, does benefit to maintenance and maintenance at ordinary times.
2. The torsion buffer structure in the middle of the coupler provides the effect of buffering instant torsion, reduces the damage of the instant torsion to the coupler and the shaft, and prolongs the service life of the shaft and the overall safety and stability of the coupler.
Drawings
FIG. 1 is a schematic view of the structure of the process equipment of the present invention;
FIG. 2 is a schematic structural view of the disassembled processing equipment of the present invention;
fig. 3 is a schematic structural view of a driven coupling of the present invention;
FIG. 4 is a schematic cross-sectional view of the inner structure of the cushion block of the present invention;
FIG. 5 is a schematic cross-sectional view of the inner structure of the cushion block of the present invention after the cushion block is mounted on the cushion assembly;
FIG. 6 is a schematic structural view of the coupling sleeve of the present invention after being disassembled;
the parts in the drawings are marked as follows:
the driving coupling 1, the first clamping groove 11, the first clamping groove 12, the first bolt groove 13, the driven coupling 2, the second clamping groove 21, the second clamping groove 22, the second bolt groove 23, the cushion block 3, the first clamping portion 31, the second clamping portion 32, the latch 33, the round hole groove 331, the cushion assembly 34, the stressed latch 341, the spring 342, the coupling sleeve 4, the first clamping strip 41, the second clamping strip 42, the fixing lug 43 and the third bolt groove 431.
Detailed Description
The following detailed description of the preferred embodiments of the present invention will be provided in conjunction with the accompanying drawings, so as to enable those skilled in the art to more easily understand the advantages and features of the present invention, and thereby define the scope of the invention more clearly and clearly.
In this embodiment: a bi-directional torsional damping coupling, as shown in fig. 1-6: the coupling comprises a driving coupling 1, a driven coupling 2, a buffer cushion block 3 and a coupling sleeve 4, wherein one end of the driving coupling is connected with a driving shaft, and the other end of the driving coupling is provided with a first clamping groove 11; one end of the driven coupling is connected with the other end of the driven shaft, and a second clamping groove 21 is formed in the other end of the driven coupling; the buffer cushion block comprises a first clamping part 31 and a second clamping part 32, the first clamping part is petal-shaped, the protruding part of the petal forms a latch 33, the structure of the first clamping part is the same as that of the second clamping part, and the first clamping part and the second clamping part are fixedly connected into a whole with the same axis; the first clamping grooves are sleeved into the first clamping parts with the same shape, and the second clamping grooves are sleeved into the second clamping parts with the same shape; the driving coupling drives the driven coupling to rotate coaxially and in the same direction through the latch, and a buffer component 34 for buffering torque force is movably embedded on a stress plane of the latch; after the driving coupling and the driven coupling are respectively sleeved in the clamping parts of the buffer cushion blocks, the coupling sleeve is sleeved at the connecting position of the driving coupling and the driven coupling in a ring shape, the first clamping strip 41 of the coupling sleeve is clamped in the first clamping groove 12 of the driving coupling, and the second clamping strip 42 of the coupling sleeve is clamped in the second clamping groove 22 of the driven coupling, so that the driving coupling and the driven coupling are fixedly connected and cannot be axially separated.
The axial side wall of the active coupling is provided with 4 first bolt grooves 13 which are arranged at intervals and run through in the radial direction; a driving shaft bolt groove corresponding to the first bolt groove is formed in the driving shaft, and a bolt connecting piece is arranged in the first bolt groove and the driving shaft bolt groove in an inserting mode to connect and fix the driving shaft coupling and the driving shaft.
The axial side wall of the driven coupling is provided with 4 second bolt grooves 23 which are arranged at intervals and run through in the radial direction; and a driven shaft bolt groove corresponding to the second bolt groove is formed in the driven shaft, and a bolt connecting piece is arranged in the second bolt groove and the driven shaft bolt groove in an inserted mode to connect and fix the driven shaft coupling and the driven shaft.
The buffering cushion block is characterized in that the latch of the first clamping part is opposite to the latch stress surface of the second clamping part during connection, the stress surfaces are arranged oppositely, and the buffering cushion block respectively generates buffering action on clockwise axis rotation torsion and anticlockwise axis rotation torsion during the work of the coupler.
A circular hole groove 331 is formed in the latch of the buffer cushion block, the circular hole groove is a cylindrical hole, and an orifice of the circular hole groove is formed in a stress plane of the latch; the stressed latch 341 and the spring 342 of the buffer assembly are placed in the circular hole groove, the free end part of the stressed latch can extend out of the circular hole groove under the action of the spring, and the buffer assembly is arranged on each latch of the first clamping part and the second clamping part.
The inside card bolt spring of laying by the inboard of round hole inslot, lay by the outside atress card bolt, atress card bolt main part is the cylinder that the free end is oval sphere, and when initiative shaft coupling and driven shaft coupling were overlapped, the sphere atress of atress card bolt free end to make atress card bolt do the inward movement, conveniently embolia, and make the shaft coupling during operation make the spring that is compressed provide stronger cushioning effect, atress card bolt bottom surface and spring coupling, card bolt free end is outstanding in the round hole groove.
The coupling sleeve is of a shaft surface half-and-half split type structure, the two split coupling sleeves are identical in structure after splitting, a first clamping strip and a second clamping strip which correspond to the first clamping groove and the second clamping groove are respectively arranged on the upper side and the lower side of the inner portion of the coupling sleeve in the axial direction, fixing lugs 43 are axially arranged on the outer sides of the edges of split lines on the two sides, two third bolt grooves 431 which axially penetrate through the coupling sleeve in the radial direction are formed in the fixing lugs, and bolt connecting pieces are arranged and inserted into the third bolt grooves of the two split coupling sleeves to connect and fix the two split coupling sleeves.
The working principle of the utility model is as follows:
one end of the driving coupling is connected with the driving shaft, one end of the driven coupling is connected with the driven shaft, a first clamping groove of the driving coupling is sleeved in a first clamping part of the buffer cushion block, and a second clamping groove of the driven coupling is sleeved in a second clamping part of the buffer cushion block; the driving coupling drives the driven coupling to rotate coaxially and in the same direction through the latch of the first clamping part and the latch of the second clamping part, a buffer component for buffering torque force is movably embedded on a stress plane of the latch, the latch of the first clamping part is opposite to the latch stress surface of the second clamping part, the stress surfaces are arranged oppositely, and when the coupling works, the buffer action is generated on the clockwise axis rotation torque force and the anticlockwise axis rotation torque force respectively; after the driving coupling and the driven coupling are respectively sleeved in the clamping parts of the buffer cushion blocks, the coupling sleeve is sleeved at the connecting position of the driving coupling and the driven coupling in a ring shape, a first clamping strip of the coupling sleeve is clamped in a first clamping groove of the driving coupling, and a second clamping strip of the coupling sleeve is clamped in a second clamping groove of the driven coupling, so that the driving coupling and the driven coupling are fixedly connected and cannot be axially separated.
The above only is the embodiment of the present invention, not limiting the scope of the present invention, all the equivalent structure changes made in the specification and the attached drawings or directly or indirectly applied to other related technical fields are included in the same principle as the present invention.
Claims (7)
1. The utility model provides a two-way torsion buffering shaft coupling which characterized in that: the coupling comprises a driving coupling (1), a driven coupling (2), a buffer cushion block (3) and a coupling sleeve (4), wherein one end of the driving coupling is connected with a driving shaft, and the other end of the driving coupling is provided with a first clamping groove (11); one end of the driven coupling is connected with the other end of the driven shaft, and a second clamping groove (21) is formed in the other end of the driven coupling; the buffer cushion block comprises a first clamping part (31) and a second clamping part (32), the first clamping part is petal-shaped, clamping teeth (33) are formed on the protruding parts of the petals, the structure of the first clamping part is the same as that of the second clamping part, and the first clamping part and the second clamping part are fixedly connected into a whole coaxially; the first clamping grooves are sleeved into the first clamping parts with the same shape, and the second clamping grooves are sleeved into the second clamping parts with the same shape; the driving coupling drives the driven coupling to rotate coaxially and in the same direction through the latch, and a buffer component (34) for buffering torque force is movably embedded on a stress plane of the latch; after the driving coupling and the driven coupling are respectively sleeved in the clamping parts of the buffer cushion blocks, the coupling sleeve is sleeved at the connecting position of the driving coupling and the driven coupling in a ring shape, a first clamping strip (41) of the coupling sleeve is clamped in a first clamping groove (12) of the driving coupling, and a second clamping strip (42) of the coupling sleeve is clamped in a second clamping groove (22) of the driven coupling, so that the driving coupling and the driven coupling are fixedly connected and cannot be axially separated.
2. The bi-directional torsional damping coupling of claim 1, wherein: the axial side wall of the active coupling is provided with 4 first bolt grooves (13) which are arranged at intervals and run through in the radial direction; a driving shaft bolt groove corresponding to the first bolt groove is formed in the driving shaft, and a bolt connecting piece is arranged in the first bolt groove and the driving shaft bolt groove in an inserting mode to connect and fix the driving shaft coupling and the driving shaft.
3. The bi-directional torsional damping coupling of claim 1, wherein: the axial side wall of the driven coupling is provided with 4 second bolt grooves (23) which are arranged at intervals and run through in the radial direction; and a driven shaft bolt groove corresponding to the second bolt groove is formed in the driven shaft, and a bolt connecting piece is arranged in the second bolt groove and the driven shaft bolt groove in an inserted mode to connect and fix the driven shaft coupling and the driven shaft.
4. The bi-directional torsional damping coupling of claim 1, wherein: and the latch of the first clamping part is opposite to the latch stress surface of the second clamping part when the buffer cushion block is connected.
5. The bi-directional torsional damping coupling of claim 1, wherein: a circular hole groove (331) is formed in the latch of the buffer cushion block, the circular hole groove is a cylindrical hole, and an orifice of the circular hole groove is formed in a stress plane of the latch; the stressed latch (341) and the spring (342) of the buffer assembly are placed in the round hole groove, the free end part of the stressed latch can extend out of the round hole groove under the action of the spring, and the buffer assembly is arranged on each latch of the first clamping part and the second clamping part.
6. The bi-directional torsional damping coupling of claim 5, wherein: the inner side of the circular hole groove is provided with the latch spring, the outer side of the circular hole groove is provided with the stressed latch, the stressed latch body is a cylinder with a free end in an elliptic spherical surface, the bottom surface of the stressed latch is connected with the spring, and the free end of the latch protrudes out of the circular hole groove.
7. The bi-directional torsional damping coupling of claim 1, wherein: the coupling sleeve is of a shaft surface half-and-half split type structure, the two split coupling sleeves are identical in structure after splitting, the upper side and the lower side of the inner portion of the coupling sleeve in the axial direction are respectively provided with a first clamping strip and a second clamping strip corresponding to the first clamping groove and the second clamping groove, fixing lugs (43) are axially arranged on the outer sides of the edges of split lines on the two sides, two third bolt grooves (431) which axially penetrate through the fixing lugs in a row are formed in the fixing lugs, and bolt connecting pieces are arranged and inserted into the third bolt grooves formed in the two split coupling sleeves to connect and fix the two split coupling sleeves.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922435168.6U CN211314894U (en) | 2019-12-30 | 2019-12-30 | Bidirectional torsion buffer coupling |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922435168.6U CN211314894U (en) | 2019-12-30 | 2019-12-30 | Bidirectional torsion buffer coupling |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211314894U true CN211314894U (en) | 2020-08-21 |
Family
ID=72082879
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922435168.6U Expired - Fee Related CN211314894U (en) | 2019-12-30 | 2019-12-30 | Bidirectional torsion buffer coupling |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211314894U (en) |
-
2019
- 2019-12-30 CN CN201922435168.6U patent/CN211314894U/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 |
Granted publication date: 20200821 Termination date: 20211230 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |