CN214443172U - Elastic chuck for gear ring-shaped workpiece - Google Patents
Elastic chuck for gear ring-shaped workpiece Download PDFInfo
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- CN214443172U CN214443172U CN202120514479.6U CN202120514479U CN214443172U CN 214443172 U CN214443172 U CN 214443172U CN 202120514479 U CN202120514479 U CN 202120514479U CN 214443172 U CN214443172 U CN 214443172U
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Abstract
The utility model relates to the technical field of workpiece tool fixtures, in particular to an elastic chuck for a gear ring-shaped workpiece, which comprises a disk body and a tooth-shaped part, wherein a shaft hole is formed in the axial position of the bottom of the disk body, a push-pull disk is slidably sleeved in the shaft hole, the bottom of the push-pull disk is provided with a flange plate detachably buckled with the disk body, a push-pull rod is detachably sleeved at the axial position of the push-pull disk, a plurality of guide assemblies are slidably clamped at the circumferential outer wall of the push-pull disk, the upper ends of the guide assemblies pass through column grooves of the disk body, and clamping claws can be detached at the upper ends of the guide assemblies; the axial position of the top of the tray body is sequentially provided with a positioning hole and a core expanding hole from top to bottom, a supporting tray is detachably arranged in the positioning hole, the core expanding is sleeved in an inner cavity of the supporting tray in a sliding mode, and the tops of the supporting tray and the core expanding are abutted to tooth-shaped pieces; the problem of have that clamping speed is slower, the operation is complicated, intensity of labour is big and production efficiency is lower, and when carrying out the clamping location to the work piece, lack the buffer protection measure to the work piece is solved.
Description
Technical Field
The utility model relates to a work piece frock clamp technical field, concretely relates to ring gear shape elasticity chuck for work piece.
Background
Lathe and grinding machine are equipped with chuck anchor clamps and when processing ring gear class work piece and carry out the clamping, adopt the dowel structure to press from both sides tight location mostly, need lock at every turn, and this locking step is mostly manual operation, have that clamping speed is slower, the operation is complicated, intensity of labour is big and production efficiency is lower problem, and when carrying out the clamping location to the work piece, lack the buffering safeguard measure to the work piece, consequently need to research and develop an elastic chuck for ring gear shape work piece and solve above-mentioned problem urgently.
SUMMERY OF THE UTILITY MODEL
The utility model provides a not enough to prior art, the utility model provides an elastic chuck is used to ring gear shape work piece through the design and the use of a series of structures, has solved and has adopted the dowel structure mostly to press from both sides tight location, needs to lock at every turn, and this locking step is mostly manual operation, has the problem that clamping speed is slower, the operation is complicated, intensity of labour is big and production efficiency is lower, and when carrying out the clamping location to the work piece, lacks the problem to the buffering safeguard measure of work piece.
The utility model discloses a following technical scheme realizes:
an elastic chuck for a gear ring-shaped workpiece comprises a chuck body and a tooth-shaped part, wherein a shaft hole is formed in the axial position of the bottom of the chuck body, a push-pull disk is sleeved in the shaft hole in a sliding mode, a flange plate detachably buckled with the chuck body is arranged at the bottom of the push-pull disk, a push-pull rod is detachably sleeved in the axial position of the push-pull disk, a plurality of guide assemblies are connected to the outer circumferential wall of the push-pull disk in a sliding and clamping mode, the upper ends of the guide assemblies penetrate through a column groove of the chuck body, and clamping jaws can be detached from the upper ends of the guide assemblies;
the top axial department of disk body has seted up the locating hole in proper order from top to bottom and has risen the heart hole, can dismantle in the locating hole and have had the supporting disk, it has risen the heart to slide to cup joint in the inner chamber of supporting disk, the supporting disk rise the top of heart and all have the butt tooth form, the joint portion of jack catch with the top looks joint of tooth form.
Preferably, the push-pull disc comprises a disc main body, an annular groove and a central groove, the central groove is formed in the axial position of the disc main body, the push-pull rod is detachably inserted in the central groove, the push-pull rod and the disc main body are locked and fixed through a nut on a thread position of the push-pull rod, the annular groove is formed in the outer wall of the disc main body, and the guide assembly is slidably clamped in the annular groove.
Preferably, the outer wall of the disc main body is circumferentially provided with a plurality of arc-shaped grooves distributed on the upper side and the lower side of the annular groove.
Preferably, the direction subassembly includes guide post, joint groove, guide way and locating pin, the bottom of guide post seted up with set main part slip joint the joint groove, the bottom bulge of guide post with ring channel slip joint, seted up on the lower part outer wall of guide post the guide way, the slip joint in the guide way have set up in on the disk body the locating pin.
Preferably, when the push-pull disc moves up and down, the guide post rotates up or rotates down along the track of the guide groove under the matching of the guide groove and the positioning pin.
Preferably, the top of supporting disk still includes a plurality of arc cushion that circumference distributes the setting.
Preferably, the expansion core comprises an expansion sleeve, a clamping groove, a rectangular spring and positioning blocks, the lower portion of the expansion sleeve is in sliding insertion connection with the expansion core hole, the clamping groove is formed in the axial position of the bottom of the expansion sleeve, the rectangular spring is sleeved in the clamping groove, the positioning blocks are circumferentially arranged at the top of the expansion sleeve, and the outer wall surface of each positioning block is in sliding abutting fit with the inner wall surface of the tooth-shaped member.
Preferably, the tooth profile part comprises an annular gear ring and a plurality of convex rib blocks, wherein the convex rib blocks are circumferentially arranged on the inner wall of the annular gear ring, and the annular gear ring and the convex rib blocks are integrally formed.
The utility model has the advantages that:
the utility model solves the problems that most of the clamping and positioning are carried out by adopting a positioning pin structure, the locking is required each time, the locking steps are mostly manual operation, the clamping speed is slow, the operation is complex, the labor intensity is high, the production efficiency is low, and the buffering protection measures for the workpiece are lacked when the workpiece is clamped and positioned;
and the utility model has the advantages of novel structure and reasonable design, it is nimble to handle, has stronger practicality.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
FIG. 1 is a perspective view of the present invention;
FIG. 2 is a structural sectional view of the present invention;
fig. 3 is a top view of the tray body of the present invention;
fig. 4 is a bottom view of the tray body of the present invention;
FIG. 5 is an internal view of the structure of the tray body of the present invention;
FIG. 6 is a top view of the center of the present invention;
fig. 7 is a bottom view of the center core of the present invention.
In the figure: 1-disc body, 2-tooth-shaped part, 21-annular gear ring, 22-convex rib block, 3-shaft hole, 4-push-pull disc, 41-disc main body, 42-annular groove, 43-central groove, 44-arc groove, 5-flange, 6-push-pull rod, 61-nut, 7-guide component, 71-guide column, 72-clamping groove, 73-guide groove, 74-positioning pin, 75-column groove, 8-claw, 9-positioning hole, 10-expanding hole, 11-supporting disc, 111-arc cushion block, 12-expanding core, 121-expanding sleeve, 122-clamping groove, 123-rectangular spring and 124-positioning block.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
Referring to fig. 1-7, an embodiment of the present invention specifically discloses a technical solution of an elastic chuck for a ring-shaped workpiece, including a disk body 1 and a tooth-shaped member 2, wherein an axial hole 3 is formed at the bottom of the disk body 1, a push-pull disk 4 is slidably sleeved in the axial hole 3, a flange 5 detachably fastened to the disk body 1 is disposed at the bottom of the push-pull disk 4, a push-pull rod 6 is detachably sleeved at the axial position of the push-pull disk 4, a plurality of guide assemblies 7 are slidably fastened to the circumferential outer wall of the push-pull disk 4, the upper ends of the guide assemblies 7 pass through a column slot 75 of the disk body 1, and a claw 8 is detachably mounted at the upper end of the guide assemblies 7; locating hole 9 and the heart hole 10 that rises have been seted up from top to bottom in proper order to the top axial department of disk body 1, can dismantle in the locating hole 9 and have supported disk 11, and the inner chamber of supported disk 11 slides and has cup jointed the heart 12 that rises, and the top of supported disk 11, the heart 12 that rises all butts has tooth form member 2, and the joint portion of jack catch 8 is connected with the top looks joint of tooth form member 2.
When the elastic chuck is used, firstly, the push-pull rod 6 is installed on an external machine tool, the push-pull rod 6 is controlled to move upwards by operating a control system on the machine tool, the push-pull disc 4 is synchronously driven to move upwards, the push-pull disc 4 drives the guide assembly 7 and the clamping jaws 8 to rotate to a certain angle while moving upwards, and at the moment, the clamping jaws 8 all rotate outwards, so that the tooth-shaped part 2 is conveniently placed on the expansion core 12; and through the setting of the core 12 that rises, when the profile of tooth spare 2 is placed and is pressed from both sides tightly through jack catch 8 and support disk 11 butt fixed, can reach the purpose of buffering the protection to the clamping force of jack catch 8, reduce the degree that causes the damage to its profile of tooth spare 2. After the toothed piece 2 is placed, the push-pull rod 6 is controlled to move downwards, the push-pull disc 4 is driven to move downwards in a synchronous mode, the push-pull disc 4 drives the guide assembly 7 and the clamping jaws 8 to rotate to a certain angle while moving downwards, and the clamping jaws 8 rotate inwards at the same time, so that the toothed piece 2 is conveniently compressed and fixed.
As shown in fig. 1 to 7, in particular, the push-pull disc 4 includes a disc main body 41, an annular groove 42 and a central groove 43, the central groove 43 is formed at an axial position of the disc main body 41, the push-pull rod 6 is detachably inserted into the central groove 43, the push-pull rod 6 and the disc main body 41 are locked and fixed by a nut 61 on a thread position of the locking push-pull rod 6, the annular groove 42 is formed on an outer wall of the disc main body 41, and the guide assembly 7 is slidably clamped in the annular groove 42; when the push-pull disc 4 moves up and down, the guide posts 71 are synchronously driven to move up and down and synchronously rotate in the annular groove 42; and through the design and the use of nut 61, push-and-pull rod 6 and push-and-pull dish 4 structure, conveniently carry out quick assembly disassembly.
Specifically, the outer wall of the tray main body 41 is circumferentially provided with a plurality of arc-shaped grooves 44 distributed on the upper side and the lower side of the annular groove 42, and the guide posts 71 and the push-pull tray 4 can be assembled conveniently by arranging the arc-shaped grooves 44.
Specifically, the guide assembly 7 comprises a guide post 71, a clamping groove 72, a guide groove 73 and a positioning pin 74, wherein the bottom of the guide post 71 is provided with the clamping groove 72 which is in sliding clamping connection with the disc main body 41, a bottom end protruding part of the guide post 71 is in sliding clamping connection with the annular groove 42, the outer wall of the lower part of the guide post 71 is provided with the guide groove 73, and the positioning pin 74 arranged on the disc body 1 is in sliding clamping connection in the guide groove 73; when the guide assembly 7 moves up and down, namely the push-pull disc 4 drives the guide post 71 to move up and down, and the guide post 71 rotates while moving up and down under the matching of the guide groove 73 and the positioning pin 74; and the arrangement of the clamping groove 72 is convenient for the clamping assembly of the guide post 71, the annular groove 42 and the push-pull disc 4.
Specifically, when the push-pull plate 4 moves up and down, the guide posts 71 rotate up and down along the trajectory of the guide grooves 73 by the engagement of the guide grooves 73 and the positioning pins 74.
Specifically, the top of supporting disk 11 still includes a plurality of arc cushion 111 that circumference distributes and sets up, and when carrying out the pressure fastening to profile of tooth spare 2, profile of tooth spare 2 is fixed through with supporting disk 11 on arc cushion 111 looks butt.
Specifically, the expansion core 12 comprises an expansion sleeve 121, a clamping groove 122, a rectangular spring 123 and a positioning block 124, the lower part of the expansion sleeve 121 is in sliding insertion connection with the expansion core hole 10, the clamping groove 122 is formed in the axial position of the bottom of the expansion sleeve 121, the rectangular spring 123 is sleeved in the clamping groove 122, the plurality of positioning blocks 124 are circumferentially arranged on the top of the sleeve, and the outer wall surface of each positioning block 124 is in sliding abutting fit with the inner wall surface of the tooth-shaped part 2; when the claw 8 is used for pressing and fastening the tooth-shaped member 2, the rectangular spring 123 in the clamping groove 122 is extruded, under the elastic action, the rectangular spring 123 can buffer the pressing force, the tooth-shaped member 2 is prevented from being damaged due to overlarge pressing force, and meanwhile, the tooth-shaped member 2 can be abutted and fixed through the expansion sleeve 121 by the elastic acting force of the rectangular spring 123 on the expansion sleeve 121; and simultaneously, through the arrangement of the positioning block 124, when the tooth-shaped element 2 is placed, the inner ring of the tooth-shaped element 2 is conveniently positioned and placed, and the dislocation phenomenon is avoided.
Specifically, the tooth-shaped member 2 comprises an annular gear ring 21 and a plurality of convex rib blocks 22, the inner wall of the annular gear ring 21 is circumferentially provided with the plurality of convex rib blocks 22, and the annular gear ring 21 and the convex rib blocks 22 are integrally formed; the annular gear ring 21 is abutted against the arc-shaped cushion block 111 on the supporting disk 11, and the convex rib block 22 is abutted against the expansion sleeve 121, so that the clamping and fixing effects are further improved.
The utility model discloses under the design and the use of adopting above-mentioned structure, solved and adopted the locating pin 74 nail structure mostly to press from both sides tight location, need lock at every turn, and this locking step is mostly manual operation, has the problem that clamping speed is slower, the operation is complicated, intensity of labour is big and production efficiency is lower, and when carrying out the clamping location to the work piece, lacks the problem to the buffering safeguard measure of work piece.
The above embodiments are only used to illustrate the technical solution of the present invention, and not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention in its corresponding aspects.
Claims (8)
1. The utility model provides a ring gear shape elasticity chuck for work piece, includes disk body (1) and profile of tooth spare (2), its characterized in that: the axial position of the bottom of the tray body (1) is provided with a shaft hole (3), a push-pull tray (4) is sleeved in the shaft hole (3) in a sliding manner, the bottom of the push-pull tray (4) is provided with a flange plate (5) detachably buckled with the tray body (1), the axial position of the push-pull tray (4) is detachably sleeved with a push-pull rod (6), the circumferential outer wall of the push-pull tray (4) is slidably clamped with a plurality of guide assemblies (7), the upper ends of the guide assemblies (7) penetrate through column grooves (75) of the tray body (1), and the upper ends of the guide assemblies (7) are detachably provided with clamping claws (8);
locating hole (9) and the heart hole (10) that rises have been seted up from top to bottom in proper order to the top axial department of disk body (1), can dismantle in locating hole (9) and have supporting disk (11), it has the heart (12) that rises to slide to cup joint in the inner chamber of supporting disk (11), supporting disk (11) the top of the heart (12) that rises all butt have the profile of tooth (2), the joint portion of jack catch (8) with the top looks joint of profile of tooth (2).
2. The elastic chuck for a ring-shaped workpiece according to claim 1, characterized in that: the push-pull disc (4) comprises a disc main body (41), an annular groove (42) and a central groove (43), the central groove (43) is formed in the axial position of the disc main body (41), the push-pull rod (6) is detachably inserted in the central groove (43), the push-pull rod (6) and the disc main body (41) are locked and fixed through a nut (61) locked on the thread position of the push-pull rod (6), the annular groove (42) is formed in the outer wall of the disc main body (41), and the guide assembly (7) is clamped in the annular groove (42) in a sliding mode.
3. The elastic chuck for a ring-shaped workpiece according to claim 2, characterized in that: the outer wall of the disc main body (41) is circumferentially provided with a plurality of arc-shaped grooves (44) distributed on the upper side and the lower side of the annular groove (42).
4. The elastic chuck for a ring-shaped workpiece according to claim 2, characterized in that: guide assembly (7) include guide post (71), joint groove (72), guide way (73) and locating pin (74), the bottom of guide post (71) seted up with set main part (41) slip joint groove (72), the bottom bulge of guide post (71) with ring channel (42) slip joint, seted up on the lower part outer wall of guide post (71) guide way (73), the slip joint in guide way (73) have set up in on disk body (1) locating pin (74).
5. The elastic chuck for a ring-shaped workpiece according to claim 4, characterized in that: when the push-pull disc (4) moves up and down, the guide column (71) rotates and rises or rotates and falls along the track of the guide groove (73) under the matching of the guide groove (73) and the positioning pin (74).
6. The elastic chuck for a ring-shaped workpiece according to claim 1, characterized in that: the top of supporting disk (11) still includes a plurality of arc cushion (111) that circumference distribution set up.
7. The elastic chuck for a ring-shaped workpiece according to claim 1, characterized in that: the expansion core (12) comprises an expansion sleeve (121), a clamping groove (122), a rectangular spring (123) and a positioning block (124), the lower portion of the expansion sleeve (121) is in sliding insertion connection with the expansion core hole (10), the clamping groove (122) is formed in the axial position of the bottom of the expansion sleeve (121), the rectangular spring (123) is arranged in the clamping groove (122) in a sleeved mode, the positioning block (124) is circumferentially arranged at the top of the sleeve, and the outer wall surface of the positioning block (124) is in sliding butt joint with the inner wall surface of the tooth-shaped element (2).
8. The elastic chuck for a ring-shaped workpiece according to claim 1, characterized in that: tooth form part (2) are including annular ring gear (21) and protruding muscle piece (22), the inner wall circumference of annular ring gear (21) is equipped with a plurality of protruding muscle piece (22), just annular ring gear (21) with protruding muscle piece (22) integrated into one piece sets up.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120514479.6U CN214443172U (en) | 2021-03-11 | 2021-03-11 | Elastic chuck for gear ring-shaped workpiece |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120514479.6U CN214443172U (en) | 2021-03-11 | 2021-03-11 | Elastic chuck for gear ring-shaped workpiece |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214443172U true CN214443172U (en) | 2021-10-22 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120514479.6U Active CN214443172U (en) | 2021-03-11 | 2021-03-11 | Elastic chuck for gear ring-shaped workpiece |
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| Country | Link |
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| CN (1) | CN214443172U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117773202A (en) * | 2024-02-23 | 2024-03-29 | 常州市南方驱动技术有限公司 | Positioning tool and positioning method for machining end cover of gear box |
-
2021
- 2021-03-11 CN CN202120514479.6U patent/CN214443172U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117773202A (en) * | 2024-02-23 | 2024-03-29 | 常州市南方驱动技术有限公司 | Positioning tool and positioning method for machining end cover of gear box |
| CN117773202B (en) * | 2024-02-23 | 2024-05-03 | 常州市南方驱动技术有限公司 | Positioning tool and positioning method for machining end cover of gear box |
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