CN217317060U - Indexing tool clamp for workpiece with multiple equal division characteristics - Google Patents
Indexing tool clamp for workpiece with multiple equal division characteristics Download PDFInfo
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- CN217317060U CN217317060U CN202123083499.1U CN202123083499U CN217317060U CN 217317060 U CN217317060 U CN 217317060U CN 202123083499 U CN202123083499 U CN 202123083499U CN 217317060 U CN217317060 U CN 217317060U
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Abstract
The utility model discloses an indexing frock clamp of many equant characteristic work pieces, include: a support; the indexing cylinder is rotationally connected to the support and is provided with a plurality of positioning grooves at equal intervals, and a collet chuck is sleeved in the indexing cylinder in a sliding manner; the rotating mechanism comprises a rotating part and a connecting part which are rotatably connected, and the rotating part is coaxially and detachably connected with the connecting end; the tensioning mechanism comprises a rod body and a driving structure, and the rod body is fixed with the connecting part; the positioning rod is provided with a positioning end, the shape of the positioning end is matched with that of the positioning groove, and when the positioning end extends into the positioning groove, the indexing cylinder is locked. The utility model discloses have and only need the tight work piece of fixed clamp, can accomplish the many equal divisions characteristic processing of work piece, the effective beneficial effect who improves of production efficiency.
Description
Technical Field
The utility model relates to a processing technology field of many partition characteristic work pieces. More specifically, the utility model relates to an indexing frock clamp of many equant characteristic work pieces.
Background
The traditional frock of processing many equant characteristics is often used in equipment such as milling machine or manual machine to bore many equant holes as the example: firstly, drilling 1 hole, then, re-clamping, orienting by the bolt of the 1 st hole, then, processing a second hole, and so on; the machining of multiple equal-division holes can be completed by clamping for multiple times, and in batch production, the on-time delivery cannot be realized and the manufacturing cost is higher due to poor factors such as low production efficiency, uncontrolled quality, high labor intensity and the like. The utility model provides a disposable clamping can accomplish the simple and easy frock of many equant processing characteristics simultaneously, can effectively promote production efficiency, reduces intensity of labour simultaneously, promotes product quality.
SUMMERY OF THE UTILITY MODEL
It is an object of the present invention to solve at least the above problems and to provide at least the advantages which will be described later.
The utility model discloses still another purpose provides an indexing frock clamp of many equant characteristic work pieces, only needs the tight work piece of fixed clamp, can accomplish the many equant characteristic processing of work piece, and production efficiency effectively improves.
To achieve these objects and other advantages in accordance with the purpose of the invention, an indexing tooling fixture for a multi-part feature workpiece is provided, comprising:
a support;
the side wall of the indexing cylinder is rotationally connected to the support, a plurality of positioning grooves are formed in the side wall of the indexing cylinder at equal intervals along the axial direction of the indexing cylinder, a collet chuck is coaxially sleeved in the indexing cylinder in a sliding mode along the axial direction, and the collet chuck is provided with a connecting end and a clamping end;
a rotating mechanism which comprises a rotating part and a connecting part which are coaxial and mutually and rotatably connected, wherein the rotating part is coaxially and detachably connected with the connecting end;
the tensioning mechanism comprises a rod body and a driving structure for driving the rod body to axially reciprocate along the indexing barrel, and the rod body is fixed with the connecting part;
when the rod body moves away from the indexing cylinder to the end point, the outer side wall of the clamping end abuts against the inner side wall of the indexing cylinder, the clamping end is in a clamping state, and when the rod body moves towards the indexing cylinder to the starting point, the clamping end is in a loosening state;
the positioning rod is provided with a positioning end, the shape of the positioning end is matched with that of the positioning groove, and when the positioning end extends into the positioning groove, the indexing cylinder is locked.
Preferably, the indexing device further comprises a pair of first bearings, the pair of first bearings are coaxially arranged on the support at intervals, and the indexing cylinder is coaxially fixed on an inner ring of the first bearings.
Preferably, the outer side wall of the collet chuck is provided with a first key groove along the axial direction thereof, the side wall of the indexing cylinder is provided with a first pin hole along the radial direction, the collet chuck further comprises a first pin, the first pin is arranged on the first pin hole in a penetrating manner and clamped in the first key groove, and the length of the first key groove is larger than the sliding stroke of the collet chuck relative to the indexing cylinder.
Preferably, the rotating part comprises an outer rotating part with a through hole and an outer ring of a second bearing fixed in the through hole, the inner ring of the second bearing forms the connecting part, the outer rotating part is provided with an inserting barrel end, and the inner wall of the inserting barrel end is provided with threads;
the outer wall of the connecting end is provided with threads, and the connecting end extends into the inserting cylinder end and is in threaded connection with the inserting cylinder end.
Preferably, the inner wall of one end of the indexing cylinder facing the rotating mechanism is radially and outwardly recessed to form a limiting groove;
the outer diameter of the end of the inserting cylinder is smaller than the inner diameter of the limiting groove, the outer diameter of the end of the inserting cylinder is larger than the inner diameter of the indexing cylinder, and the end of the inserting cylinder extends into the limiting groove;
when the clamping end is in a loosening state, the end of the inserting cylinder abuts against the bottom of the limiting groove.
Preferably, the rod connector further comprises:
the two ends of the connecting nut are provided with internal threads;
one end of the connecting shaft is fixed on the inner ring of the second bearing, and the outer side wall of the other end of the connecting shaft is provided with threads and is in threaded connection with the connecting nut;
and one end of the screw rod is screwed on the other end of the connecting nut, and the other end of the screw rod is fixed with the rod body.
Preferably, the driving structure comprises an air cylinder and a mounting seat for fixing a cylinder body of the air cylinder, the rod body is a piston rod of the air cylinder, a counter bore is formed in the end portion of the piston rod, threads are formed in the inner side wall of the counter bore, and the counter bore is in threaded connection with the other end of the screw rod.
Preferably, still include and switch the seat, switch the seat control the stretching into of location end and break away from the constant head tank, switch the seat and include:
one end of the guide sleeve is fixed on the support, a guide hole is formed in the guide sleeve, the axial direction of the guide hole is arranged along the radial direction of the indexing cylinder, the guide hole comprises a limiting section close to one side of the indexing cylinder and a moving section far away from one side of the indexing cylinder, the diameter of the limiting section is larger than that of the moving section, a spring is sleeved in the limiting section, the positioning rod is sleeved in the guide hole and the spring in a sliding mode, the diameter of the positioning end is larger than that of the spring and smaller than that of the limiting section, the spring is located between the positioning end and the limiting section, and the spring is in a compressed state;
the outer edge of the eccentric wheel abuts against the other end of the guide sleeve, an accommodating groove is radially formed in one side, facing the guide sleeve, of the eccentric wheel, the positioning rod is located in the accommodating groove, a through hole is radially formed in the positioning rod, a rotating shaft penetrates through the eccentric wheel along the axial direction of the eccentric wheel, the rotating shaft is perpendicular to the guide hole, and the rotating shaft is rotatably arranged on the through hole;
when the eccentric wheel rotates to the side with the smaller diameter and abuts against the guide sleeve, the positioning end extends into the positioning groove, and when the eccentric wheel rotates to the side with the larger diameter and abuts against the guide sleeve, the positioning end is separated from the positioning groove.
Preferably, the part of the positioning rod located at the moving section is provided with a second key groove along the axial direction, the guide sleeve is provided with a second pin hole, the positioning rod further comprises a second pin, the second pin penetrates through the second pin hole and is clamped in the second key groove, and the length of the second key groove is larger than the moving stroke of the positioning rod along the axial direction.
Preferably, the positioning groove has a V-shaped cross section along the radial direction of the indexing cylinder, and the positioning end has a V-shaped or rectangular spliced cross section along the radial direction of the indexing cylinder.
The utility model discloses at least, include following beneficial effect: the utility model discloses an indexing frock clamp only needs a tight work piece of clamp, need not the tight of repeated multiple clamp, and production efficiency is showing and is improving, and low in labor strength.
Additional advantages, objects, and features of the invention will be set forth in part in the description which follows and in part will become apparent to those having ordinary skill in the art upon examination of the following or may be learned from practice of the invention.
Drawings
Fig. 1 is an axial sectional view of the indexing tooling fixture according to one embodiment of the present invention;
fig. 2 is an axial sectional view of the positioning rod and the switching seat according to one embodiment of the present invention;
fig. 3 is a detailed view of the indexing cylinder according to one embodiment of the present invention;
fig. 4 is a schematic perspective view of the eccentric wheel according to one embodiment of the present invention.
Detailed Description
The present invention is further described in detail below with reference to the drawings so that those skilled in the art can implement the invention with reference to the description.
It is to be noted that the experimental methods described in the following embodiments are all conventional methods unless otherwise specified, and the reagents and materials, if not otherwise specified, are commercially available; in the description of the present invention, the terms indicating orientation or positional relationship are based on the orientation or positional relationship shown in the drawings only for convenience of description and simplification of description, and do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.
As shown in fig. 1-4, the utility model provides an indexing frock clamp of many equant characteristic work pieces, include:
a support 1;
the side wall of the indexing cylinder 2 is rotationally connected to the support 1, a plurality of positioning grooves 20 are arranged on the side wall of the indexing cylinder 2 at equal intervals along the axial direction, a collet chuck 4 is coaxially and slidably sleeved in the indexing cylinder 2 along the axial direction, and the collet chuck 4 is provided with a connecting end 41 and a clamping end 42;
a rotation mechanism 5 including a rotation portion and a connection portion which are coaxially and rotatably connected to each other, the rotation portion being coaxially detachably connected to the connection end 41;
the tensioning mechanism 6 comprises a rod body 61 and a driving structure 62 for driving the rod body 61 to reciprocate along the axial direction of the indexing barrel 2, and the rod body 61 is fixed with the connecting part;
when the rod body 61 moves away from the indexing cylinder 2 to the end point, the outer side wall of the clamping end 42 abuts against the inner side wall of the indexing cylinder 2, the clamping end 42 is in a clamping state, and when the rod body 61 moves towards the indexing cylinder 2 to the starting point, the clamping end 42 is in a loosening state;
the positioning rod is provided with a positioning end, the shape of the positioning end is matched with that of the positioning groove, and when the positioning end extends into the positioning groove, the indexing cylinder is locked.
In the above technical solution, firstly, the workpiece to be processed is inserted into the collet chuck 4, then the tensioning mechanism 6 is started, that is, the driving structure 62 is started (the driving structure 62 may be an electric cylinder or an air cylinder, etc.), the driving rod 61 drives the rotating mechanism 5 to move to the end point along the axial direction of the indexing barrel 2, so that the workpiece to be processed is clamped by the clamping portion, then the rotating mechanism 5 is rotated to drive the indexing barrel 2 to rotate, so that the positioning groove 20 is matched with the positioning rod 71, so that the positioning rod 71 extends into the positioning groove 20 to fix the indexing barrel 2, at this time, the workpiece to be processed, such as drilling, milling flat position, etc., can be processed, after an equal division characteristic is added, only the positioning end 72 needs to be separated from the positioning groove 20, then the rotating mechanism 5 is rotated to drive the indexing barrel 2 to rotate, so that the required second positioning groove 20 is matched with the positioning rod 71, so that the positioning end 72 extends into the positioning groove 20, with the fixed indexing cylinder 2, the second equant characteristic of the workpiece can be processed at the moment, and the operation is circulated, so that the processing of the multi-equant characteristic of the workpiece can be completed, namely, the workpiece is clamped once without being clamped repeatedly, the production efficiency is high, the labor intensity is low, and the processing quality is more guaranteed.
The number of the positioning grooves 20 on the indexing cylinder 2 is set according to the requirement of processing parts.
In another technical scheme, the device further comprises a pair of first bearings 11, the pair of first bearings 11 are coaxially arranged on the support 1 at intervals, and the indexing cylinder 2 is coaxially fixed on an inner ring of the first bearing 11. The rotary connection is realized by adopting a bearing connection mode, so that the indexing barrel 2 is not labor-consuming and more convenient to rotate.
In another technical scheme, a first key groove is formed in the outer side wall of the collet 4 along the axial direction of the collet, a first pin hole is formed in the side wall of the indexing cylinder 2 along the radial direction of the indexing cylinder, the collet further comprises a first pin 21, the first pin 21 is arranged in the first pin hole in a penetrating mode and clamped in the first key groove, and the length of the first key groove is set to be larger than the sliding stroke of the collet 4 relative to the indexing cylinder 2.
In the technical scheme, the collet 4 and the indexing cylinder 2 are connected in a fixed connection mode by the first pin 21 and the first key groove, so that the collet 4 and the indexing cylinder 2 cannot rotate relative to each other, when the indexing cylinder 2 rotates, the collet 4 can be accurately and reliably driven to rotate, the collet 4 drives a workpiece to be machined to rotate, and the machining accuracy of multiple equal division characteristics can be effectively guaranteed. And secondly, the collet 4 can move relatively along the axial direction of the indexing cylinder 2, so that the clamping part of the collet 4 can be in a clamping state and a loosening state, a workpiece to be machined can be clamped in the clamping state, and the workpiece to be machined can be conveniently loaded and unloaded in the loosening state.
In another technical solution, the rotating part includes an outer rotating part 51 having a through hole and an outer ring of a second bearing 52 fixed in the through hole, the inner ring of the second bearing 52 forms the connecting part, the outer rotating part 51 has a socket cylinder end 53, and the inner wall of the socket cylinder end 53 is provided with a thread;
the outer wall of the connecting end 41 is provided with threads, and the connecting end 41 extends into the inserting cylinder end 53 and is in threaded connection with the inserting cylinder end 53.
In the above technical solution, the outer rotating portion 51 is connected with the bearing in a rotating manner, so that the rotating is convenient and reliable, the outer rotating portion 51 is provided with the inserting cylinder end 53 for detachable connection with the collet 4, and when the collet 4 is damaged and needs to be replaced, the collet 4 is conveniently replaced.
In another technical scheme, the inner wall of one end of the indexing cylinder 2 facing the rotating mechanism 5 is radially and outwardly recessed to form a limiting groove 22;
the outer diameter of the insertion cylinder end 53 is smaller than the inner diameter of the limiting groove 22, the outer diameter of the insertion cylinder end 53 is larger than the inner diameter of the indexing cylinder 2, and the insertion cylinder end 53 extends into the limiting groove 22;
when the clamping end 42 is in a loose state, the inserting cylinder end 53 abuts against the bottom of the limiting groove 22.
In the above technical solution, the limiting groove 22 is arranged on the indexing cylinder 2, and when the driving structure 62 drives the rod body 61 to move towards the indexing cylinder 2, the maximum moving distance of the rod body can be limited, so that the outward moving distance of the collet 4 relative to the indexing cylinder 2 can be limited, and the phenomenon that the connection between the first pin 21 and the first key groove is damaged due to the overlarge moving distance is avoided.
In another technical solution, the utility model further comprises a rod connector 9, which comprises:
a coupling nut 91 having internal threads at both ends thereof;
a connecting shaft 92, one end of which is fixed to the inner ring of the second bearing 52 and the other end of which is provided with a thread on the outer side wall and is screwed into the connecting nut 91;
and one end of the screw 93 is screwed to the other end of the connecting nut 91, and the other end of the screw is fixed to the rod body 61.
In the above technical solution, the rod body 61 and the rotating mechanism 5 are connected together by the rod body 61 connecting piece, the rod body 61 is detachably connected, and the connecting length between the rod body 61 and the rotating mechanism 5 can be adjusted by a screw connection mode, so that the moving distance of the collet chuck 4 relative to the indexing cylinder 2 is finally driven by the adjusting rod body 61 within a certain range, and the moving distance of the collet chuck 4 is finely adjusted.
In another technical solution, the driving structure 62 includes an air cylinder and a mounting seat 63 for fixing a cylinder body of the air cylinder, the rod body 61 is a piston rod of the air cylinder, an end of the piston rod has a counter bore, and a thread is provided on an inner side wall of the counter bore, and the counter bore is screwed with the other end of the screw 93.
In the above technical solution, the cylinder is adopted to drive and control the rod body 61 to move axially, and the cylinder can provide stable and reliable pulling force and pushing force, so that the collet 4 is kept stable in the axial position, and the processing precision is improved.
In another technical solution, the positioning device further includes a switch base 8, the switch base 8 controls the positioning end 72 to extend into and separate from the positioning slot 20, and the switch base 8 includes:
one end of the guide sleeve 81 is fixed on the support 1, a guide hole 82 is arranged in the guide sleeve 81, the axial direction of the guide hole 82 is arranged along the radial direction of the indexing cylinder 2, the guide hole 82 comprises a limiting section 83 close to one side of the indexing cylinder 2 and a moving section 84 far away from one side of the indexing cylinder 2, the diameter of the limiting section 83 is larger than that of the moving section 84, a spring 85 is sleeved in the limiting section 83, the positioning rod 71 is slidably sleeved in the guide hole 82 and the spring 85, the diameter of the positioning end 72 is larger than that of the spring 85 and smaller than that of the limiting section 83, the spring 85 is positioned between the positioning end 72 and the limiting section 83, and the spring 85 is in a compressed state;
the outer edge of the eccentric wheel 86 abuts against the other end of the guide sleeve 81, an accommodating groove 87 is radially formed in one side of the eccentric wheel 86 facing the guide sleeve 81, the positioning rod 71 is located in the accommodating groove 87, a through hole is radially formed in the positioning rod 71, a rotating shaft 88 is axially arranged on the eccentric wheel 86 in a penetrating manner, the rotating shaft 88 is perpendicular to the guide hole 82, and the rotating shaft 88 is rotatably arranged on the through hole in a penetrating manner;
when the eccentric wheel 86 rotates to a side with a smaller diameter and abuts against the guide sleeve 81, the positioning end 72 extends into the positioning groove 20, and when the eccentric wheel 86 rotates to a side with a larger diameter and abuts against the guide sleeve 81, the positioning end 72 is separated from the positioning groove 20.
In the above technical solution, when the eccentric wheel 86 is rotated to make the smaller diameter side of the eccentric wheel abut against the guide sleeve 81, the positioning rod 71 moves a certain distance along the direction of the guide hole 82 toward the index cylinder 2, and the length of the distance is just the distance that the positioning end 72 can extend into the positioning groove 20, and the spring 85 is in a compressed state, so that the spring also has a force effect of restoring deformation to press the positioning end 72 into the positioning groove 20, so that the positioning rod 71 is integrally maintained at the position, and positioning is realized. When the eccentric wheel 86 is rotated to make the larger diameter side abut against the guide sleeve 81, the positioning rod 71 moves a certain distance along the direction of the guide hole 82 departing from the indexing cylinder 2, and the length of the distance is just the distance which can make the positioning end 72 completely separate from the positioning slot 20, so that the rotation of the indexing cylinder 2 is not hindered, when the eccentric wheel 86 is rotated, the position when the smaller diameter side abuts against the guide sleeve 81 is equivalent to the switching seat 8 switching to the first position, and when the eccentric wheel 86 is rotated, the larger diameter side abuts against the guide sleeve 81 is equivalent to the switching seat 8 switching to the second position.
In another technical solution, a second key groove 74 is formed in a portion, located on the moving section 84, of the positioning rod 71 along the axial direction thereof, a hole is formed in the guide sleeve 81, and the positioning rod further includes a second pin 73, the second pin 73 is inserted into the second pin hole and is clamped in the second key groove 74, wherein the length of the second key groove 74 is set to be greater than the moving stroke of the positioning rod 71 along the axial direction thereof.
In the above technical scheme, the connection mode of the second pin 73 and the second key groove 74 is adopted to fix the positioning rod 71 and the guide sleeve 81, so that the positioning rod 71 can not rotate relative to the guide sleeve 81, the positioning end 72 can not rotate, the positioning end 72 and the positioning groove 20 cannot be dislocated, and the situation that the positioning end 72 and the positioning groove 20 extend into cannot be matched. Firstly, can make the relative guide pin bushing 81 of locating lever 71 along axial relative movement to make location end 72 can stretch into and break away from constant head tank 20, realize the rotation function of locate function and graduated cylinder 2.
In another technical solution, the cross section of the positioning groove 20 along the radial direction of the indexing cylinder 2 is V-shaped, and the cross section of the positioning end 72 along the radial direction of the indexing cylinder 2 is in a shape of V-shaped and rectangular splicing.
In the above technical scheme, the positioning groove 20 is designed in a V shape to form a triangular clamping mode, wherein the positioning end 72 is not easily deviated after being stretched into the positioning groove, and the positioning groove is stable in positioning.
For convenience of use, a switching handle 89 can be arranged on the outer side of the eccentric wheel 86, which is not in contact with the guide sleeve 81, along the radial direction of the eccentric wheel 86, so that a user can conveniently rotate the position of the eccentric wheel 86.
The support 1 and the mounting base 63 are fixed on the machine table 3, so that the processing of workpieces is facilitated.
While the embodiments of the invention have been described above, it is not intended to be limited to the details shown, or described, but rather to cover all modifications, which would come within the scope of the appended claims, and all changes which come within the meaning and range of equivalency of the art are therefore intended to be embraced therein.
Claims (10)
1. Graduation frock clamp of many equant characteristics work piece, its characterized in that includes:
a support;
the side wall of the indexing cylinder is rotationally connected to the support, a plurality of positioning grooves are formed in the side wall of the indexing cylinder at equal intervals along the axial direction of the indexing cylinder, a collet chuck is coaxially sleeved in the indexing cylinder in a sliding mode along the axial direction, and the collet chuck is provided with a connecting end and a clamping end;
the rotating mechanism comprises a rotating part and a connecting part which are coaxial and mutually rotatably connected, and the rotating part is coaxially and detachably connected with the connecting end;
the tensioning mechanism comprises a rod body and a driving structure for driving the rod body to axially reciprocate along the indexing barrel, and the rod body is fixed with the connecting part;
when the rod body moves away from the indexing cylinder to the end point, the outer side wall of the clamping end abuts against the inner side wall of the indexing cylinder, the clamping end is in a clamping state, and when the rod body moves towards the indexing cylinder to the starting point, the clamping end is in a loosening state;
and the positioning rod is provided with a positioning end, the shape of the positioning end is matched with that of the positioning groove, and when the positioning end extends into the positioning groove, the indexing barrel is locked.
2. The indexing tooling fixture for a multi-part workpiece according to claim 1, further comprising a pair of first bearings coaxially spaced on said support, said indexing cartridge coaxially secured to an inner race of said first bearings.
3. The indexing tooling fixture for a workpiece with multiple equal division characteristics according to claim 1, wherein the outer side wall of the collet chuck is provided with a first key groove along the axial direction thereof, the side wall of the indexing cylinder is provided with a first pin hole along the radial direction thereof, and further comprising a first pin which is inserted into the first pin hole and is clamped in the first key groove, wherein the length of the first key groove is set to be greater than the sliding stroke of the collet chuck relative to the indexing cylinder.
4. The indexing tooling fixture for multi-equal-feature workpieces according to claim 1, wherein the rotating part comprises an outer rotating part with a through hole and an outer ring of a second bearing fixed in the through hole, the inner ring of the second bearing forms the connecting part, the outer rotating part has a socket end, and the inner wall of the socket end is provided with threads;
the outer wall of the connecting end is provided with threads, and the connecting end extends into the inserting cylinder end and is in threaded connection with the inserting cylinder end.
5. The indexing tooling fixture for multi-equal-feature workpieces according to claim 4, wherein the inner wall of one end of the indexing cylinder facing the rotating mechanism is radially outwardly recessed to form a limiting groove;
the outer diameter of the inserting cylinder end is smaller than the inner diameter of the limiting groove, the outer diameter of the inserting cylinder end is larger than the inner diameter of the indexing cylinder, and the inserting cylinder end extends into the limiting groove;
when the clamping end is in a loose state, the end of the inserting cylinder abuts against the bottom of the limiting groove.
6. The indexing tooling fixture for a multi-part workpiece according to claim 4, further comprising a shank coupler comprising:
the two ends of the connecting nut are provided with internal threads;
one end of the connecting shaft is fixed on the inner ring of the second bearing, and the outer side wall of the other end of the connecting shaft is provided with threads and is in threaded connection with the connecting nut;
and one end of the screw rod is screwed on the other end of the connecting nut, and the other end of the screw rod is fixed with the rod body.
7. The indexing tooling fixture for a workpiece with multiple equal division characteristics according to claim 6, wherein the driving structure comprises an air cylinder and a mounting seat for fixing a cylinder body of the air cylinder, the rod body is a piston rod of the air cylinder, the end part of the piston rod is provided with a counter bore, the inner side wall of the counter bore is provided with a thread, and the counter bore is in threaded connection with the other end of the screw rod.
8. The indexing tooling fixture for multi-equal division feature workpieces of claim 1 further comprising a switch block controlling said positioning rods to extend into and disengage from said positioning slots, said switch block comprising:
one end of the guide sleeve is fixed on the support, a guide hole is formed in the guide sleeve, the axial direction of the guide hole is arranged along the radial direction of the indexing barrel, the guide hole comprises a limiting section close to one side of the indexing barrel and a moving section far away from one side of the indexing barrel, the diameter of the limiting section is larger than that of the moving section, a spring is sleeved in the limiting section, the positioning rod is slidably sleeved in the guide hole and the spring, the diameter of the positioning end is larger than that of the spring and smaller than that of the limiting section, the spring is positioned between the positioning end and the limiting section, and the spring is in a compressed state;
the outer edge of the eccentric wheel abuts against the other end of the guide sleeve, an accommodating groove is radially formed in one side, facing the guide sleeve, of the eccentric wheel, the positioning rod is located in the accommodating groove, a through hole is radially formed in the positioning rod, a rotating shaft penetrates through the eccentric wheel along the axial direction of the eccentric wheel, the rotating shaft is perpendicular to the guide hole, and the rotating shaft is rotatably arranged on the through hole;
when the eccentric wheel rotates to the side with the smaller diameter and abuts against the guide sleeve, the positioning end extends into the positioning groove, and when the eccentric wheel rotates to the side with the larger diameter and abuts against the guide sleeve, the positioning end is separated from the positioning groove.
9. The indexing tooling fixture for workpieces with multiple equal division characteristics according to claim 8, wherein the part of the positioning rod, which is located at the moving section, is provided with a second key groove along the axial direction thereof, the guide sleeve is provided with a second pin hole, and further comprising a second pin, the second pin is arranged on the second pin hole in a penetrating manner and is clamped in the second key groove, wherein the length of the second key groove is set to be greater than the moving stroke of the positioning rod along the axial direction thereof.
10. The indexing tooling fixture for multi-equal division feature workpieces according to claim 1, wherein the cross section of the positioning groove along the radial direction of the indexing cylinder is V-shaped, and the cross section of the positioning end along the radial direction of the indexing cylinder is spliced into a V-shaped shape and a rectangular shape.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123083499.1U CN217317060U (en) | 2021-12-09 | 2021-12-09 | Indexing tool clamp for workpiece with multiple equal division characteristics |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123083499.1U CN217317060U (en) | 2021-12-09 | 2021-12-09 | Indexing tool clamp for workpiece with multiple equal division characteristics |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217317060U true CN217317060U (en) | 2022-08-30 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202123083499.1U Active CN217317060U (en) | 2021-12-09 | 2021-12-09 | Indexing tool clamp for workpiece with multiple equal division characteristics |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217317060U (en) |
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2021
- 2021-12-09 CN CN202123083499.1U patent/CN217317060U/en active Active
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