CN212664923U - Rapid clamping and positioning milling defect clamp - Google Patents
Rapid clamping and positioning milling defect clamp Download PDFInfo
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- CN212664923U CN212664923U CN202021102657.6U CN202021102657U CN212664923U CN 212664923 U CN212664923 U CN 212664923U CN 202021102657 U CN202021102657 U CN 202021102657U CN 212664923 U CN212664923 U CN 212664923U
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Abstract
The utility model relates to a rapid clamping positioning milling fixture, which comprises a fixture body and a positioning tooth sleeve detachably connected with the fixture body; the fixture body comprises a connecting shaft, a conical table coaxial with the connecting shaft and a workpiece positioning table positioned at the bottom of the conical table; an expansion sleeve is sleeved outside the conical table, and the inner surface of the expansion sleeve is a conical surface which can be attached to the conical table; the positioning tooth sleeve comprises a ring disc and positioning blocks fixed on the ring disc, wherein at least one positioning tooth socket is arranged on each positioning block, and at least one positioning tooth socket is arranged on each positioning block; and the positioning tooth grooves are matched with the teeth of the synchronous gear ring workpiece. The problem of the ring gear easily spin in the course of working is solved, the work efficiency that the ring gear milled and lacked the processing has been improved, the processingquality of ring gear has been guaranteed.
Description
Technical Field
The utility model relates to a synchronous ring gear processing technology field of derailleur especially relates to quick clamping location mills and lacks anchor clamps.
Background
The synchronous ring gear of derailleur in the course of working, need mill and lack the processing, mill a plurality of breachs promptly on the ring gear, mill and lack the process and need fix synchronous ring gear location fixed, current fixed mode exists the problem that fixed insecure, synchronous ring gear easily spin, reduces and mills the work efficiency who lacks the processing, reduces the product quality of synchronous ring gear simultaneously.
SUMMERY OF THE UTILITY MODEL
The utility model discloses to prior art's is not enough, provides quick clamping location and mills scarce anchor clamps, has solved the problem that the ring gear easily beaten the commentaries on classics in the course of working, has improved the ring gear and has milled the work efficiency who lacks the processing, has guaranteed the processingquality of ring gear.
The utility model is realized by the following technical proposal, provides a rapid clamping positioning milling fixture, which comprises a fixture body and a positioning gear sleeve detachably connected with the fixture body; the fixture body comprises a connecting shaft, a conical table coaxial with the connecting shaft and a workpiece positioning table positioned at the bottom of the conical table; an expansion sleeve is sleeved outside the conical table, and the inner surface of the expansion sleeve is a conical surface which can be attached to the conical table; the positioning tooth sleeve comprises a ring disc and positioning blocks fixed on the ring disc, wherein at least one positioning tooth socket is arranged on each positioning block, and at least one positioning tooth socket is arranged on each positioning block; and the positioning tooth grooves are matched with the teeth of the synchronous gear ring workpiece.
Preferably, the fixture body is provided with a gear sleeve positioning table, and the positioning gear sleeve is detachably connected with the gear sleeve positioning table.
Preferably, the detachable connection between the positioning gear sleeve and the gear sleeve positioning table is specifically a bolt connection.
Preferably, the expansion sleeve is positioned by an expansion sleeve fixing mechanism.
Preferably, the expansion sleeve fixing mechanism comprises a pressure plate and a positioning screw which are pressed on the top of the expansion sleeve.
Preferably, a positioning hole is arranged in the conical table along the axial direction of the conical table, and the positioning screw penetrates through the pressure plate and is in threaded connection with the positioning hole.
Preferably, the outer surface of the expansion sleeve is a fixing surface which can be attached to the shaft hole of the workpiece.
Preferably, the number of the positioning blocks is two, and each positioning block is provided with one positioning tooth socket.
Preferably, the ring disc inner ring is provided with standard tooth sockets corresponding to the teeth of the synchronous gear ring workpiece one by one, and the positioning tooth socket on the positioning block corresponds to one of the standard tooth sockets on the ring disc inner ring up and down. The positioning tooth grooves on the two positioning blocks can be conveniently made to correspond to the teeth on the synchronous gear ring workpiece.
Preferably, the positioning tooth grooves are matched with the teeth of the synchronous gear ring workpiece, specifically, the teeth of the synchronous gear ring workpiece can be inserted into the positioning tooth grooves, and no gap exists between the teeth of the synchronous gear ring workpiece and the positioning tooth grooves.
The utility model has the advantages that:
the utility model discloses simple structure, convenient operation, the axial of work piece and circumference homoenergetic are fixed firm, have solved the problem that the ring gear easily beaten the commentaries on classics in the course of working, have improved the ring gear and have milled the work efficiency who lacks the processing, have guaranteed the processingquality of ring gear.
Drawings
FIG. 1 is a schematic sectional view of the present invention;
FIG. 2 is a schematic structural view of the present invention;
FIG. 3 is a schematic structural view of the clamp body of the present invention;
FIG. 4 is a schematic structural view of the positioning gear sleeve of the present invention;
fig. 5 is a schematic structural view of the expansion sleeve of the present invention.
Shown in the figure:
1. the device comprises a gear sleeve positioning table, 2, a connecting shaft, 3, a conical table, 4, a workpiece positioning table, 5, an expansion sleeve, 6, a pressing plate, 7, a positioning screw, 8, a ring disc, 9, a positioning block, 10, a positioning tooth socket, 11, a standard tooth socket, 12 and a workpiece.
Detailed Description
In order to clearly illustrate the technical features of the present solution, the present solution is explained below by way of specific embodiments.
As shown in fig. 1 and 2, the utility model comprises a clamp body and a positioning gear sleeve which is detachably connected with the clamp body. The last tooth cover locating platform 1 that sets up of anchor clamps body, location tooth cover and tooth cover locating platform 1 can be dismantled and be connected, and in this embodiment, the dismantled connection between location tooth cover and the tooth cover locating platform 1 specifically is bolted connection.
As shown in fig. 3, the fixture body includes a connecting shaft 2, a tapered table 3 coaxial with the connecting shaft 2, and a workpiece positioning table 4 located at the bottom of the tapered table 3. An expansion sleeve 5 is sleeved outside the conical table 3, as shown in fig. 5, the inner surface of the expansion sleeve 5 is a conical surface which can be jointed with the conical table 3, and the outer surface of the expansion sleeve 5 is a fixed surface which can be jointed with the shaft hole of the workpiece 12.
The expansion sleeve 5 is positioned through an expansion sleeve fixing mechanism, the expansion sleeve fixing mechanism comprises a pressing plate 6 and a positioning screw 7, the pressing plate 6 and the positioning screw 7 are pressed on the top of the expansion sleeve 5, a positioning hole is formed in the conical table 3 along the axial direction of the conical table, and the positioning screw 7 penetrates through the pressing plate 6 and is in threaded connection with the positioning hole.
As shown in fig. 4, the positioning gear sleeve includes a ring disc 8 and positioning blocks 9 fixed on the ring disc 8, the positioning blocks 9 are provided with at least one positioning tooth socket 10, and at least one positioning tooth socket 10 is provided on each positioning block 9; the positioning tooth grooves 10 are matched with the teeth of the synchronous gear ring workpiece 12, namely the teeth of the synchronous gear ring workpiece 12 can be inserted into the positioning tooth grooves 10, and no gap exists between the teeth of the synchronous gear ring workpiece 12 and the positioning tooth grooves 10.
In this embodiment, there are two positioning blocks 9, and each positioning block 9 is provided with one positioning tooth socket 10. In order to facilitate the positioning tooth grooves 10 on the two positioning blocks 9 to correspond to the teeth on the synchronous gear ring workpiece 12, standard tooth grooves 11 which correspond to the teeth of the synchronous gear ring workpiece 12 one by one are arranged on the inner ring of the ring disc 8, and the positioning tooth grooves 10 on the positioning blocks 9 correspond to one of the standard tooth grooves 11 on the inner ring of the ring disc 8 up and down.
When the automatic clamp device works specifically, a connecting shaft 2 of the clamp body is connected with a positioning claw disc of a lathe, a transmission synchronous gear ring workpiece 12 needing to be milled is sleeved outside an expansion sleeve 5 and placed on a clamp body workpiece positioning table 4, when the transmission synchronous gear ring workpiece 12 is placed, teeth of the transmission synchronous gear ring workpiece are correspondingly placed in a positioning tooth groove 10 on a positioning block 9, a positioning screw 7 is screwed, the positioning screw 7 presses a pressing plate 6 downwards, the pressing plate 6 presses the expansion sleeve 5 downwards, the expansion sleeve 5 moves towards the bottom of a conical table 3, the diameter of the expansion sleeve 5 is gradually increased, and therefore the expansion sleeve 5 tightly presses the workpiece 12 and is fixed outside the expansion sleeve 5. The axial positioning of the workpiece 12 is realized through the matching of the expansion sleeve 5 and the conical table 3, and the circumferential positioning of the workpiece 12 is realized through the positioning tooth grooves 10, so that the workpiece 12 is firmly fixed.
The utility model discloses simple structure, convenient operation, the axial of work piece 12 and circumference homoenergetic are fixed firm, have solved the problem that the ring gear easily beaten the commentaries on classics in the course of working, have improved the ring gear and have milled the work efficiency who lacks the processing, have guaranteed the processingquality of ring gear.
Of course, the above description is not limited to the above examples, and technical features of the present invention that are not described in the present application may be implemented by or using the prior art, and are not described herein again; the above embodiments and drawings are only used for illustrating the technical solutions of the present invention and are not intended to limit the present invention, and the present invention has been described in detail with reference to the preferred embodiments, and those skilled in the art should understand that changes, modifications, additions or substitutions made by those skilled in the art within the spirit of the present invention should also belong to the protection scope of the claims of the present invention.
Claims (10)
1. Quick clamping location mills and lacks anchor clamps, its characterized in that: comprises a clamp body and a positioning gear sleeve detachably connected with the clamp body; the fixture body comprises a connecting shaft, a conical table coaxial with the connecting shaft and a workpiece positioning table positioned at the bottom of the conical table; an expansion sleeve is sleeved outside the conical table, and the inner surface of the expansion sleeve is a conical surface which can be attached to the conical table; the positioning tooth sleeve comprises a ring disc and positioning blocks fixed on the ring disc, wherein at least one positioning tooth socket is arranged on each positioning block, and at least one positioning tooth socket is arranged on each positioning block; and the positioning tooth grooves are matched with the teeth of the synchronous gear ring workpiece.
2. The rapid clamping positioning milling defect clamp according to claim 1, characterized in that: the fixture body is provided with a tooth sleeve positioning table, and the positioning tooth sleeve is detachably connected with the tooth sleeve positioning table.
3. The rapid clamping positioning milling defect clamp according to claim 2, characterized in that: the detachable connection between the positioning gear sleeve and the gear sleeve positioning table is specifically bolted connection.
4. The rapid clamping positioning milling defect clamp according to claim 1, characterized in that: the expansion sleeve is positioned by the expansion sleeve fixing mechanism.
5. The rapid clamping positioning milling defect clamp according to claim 4, characterized in that: the expansion sleeve fixing mechanism comprises a pressing plate and a positioning screw, wherein the pressing plate is pressed at the top of the expansion sleeve.
6. The rapid clamping positioning milling defect clamp according to claim 5, characterized in that: and a positioning hole is arranged in the conical table along the axial direction of the conical table, and the positioning screw penetrates through the pressing plate and is in threaded connection with the positioning hole.
7. The rapid clamping positioning milling defect clamp according to claim 1, characterized in that: the outer surface of the expansion sleeve is a fixed surface which can be attached to the shaft hole of the workpiece.
8. The rapid clamping positioning milling defect clamp according to claim 1, characterized in that: the number of the positioning blocks is two, and each positioning block is provided with one positioning tooth socket.
9. The rapid clamping positioning milling defect clamp according to claim 8, characterized in that: and standard tooth sockets which are in one-to-one correspondence with the teeth of the synchronous gear ring workpiece are arranged on the inner ring of the ring disc, and a positioning tooth socket on the positioning block is in up-and-down correspondence with one standard tooth socket on the inner ring of the ring disc.
10. The rapid clamping positioning milling defect clamp according to claim 1, characterized in that: the positioning tooth grooves are matched with the teeth of the synchronous gear ring workpiece, specifically, the teeth of the synchronous gear ring workpiece can be inserted into the positioning tooth grooves, and no gap exists between the teeth of the synchronous gear ring workpiece and the positioning tooth grooves.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021102657.6U CN212664923U (en) | 2020-06-16 | 2020-06-16 | Rapid clamping and positioning milling defect clamp |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021102657.6U CN212664923U (en) | 2020-06-16 | 2020-06-16 | Rapid clamping and positioning milling defect clamp |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212664923U true CN212664923U (en) | 2021-03-09 |
Family
ID=74822588
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021102657.6U Active CN212664923U (en) | 2020-06-16 | 2020-06-16 | Rapid clamping and positioning milling defect clamp |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212664923U (en) |
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2020
- 2020-06-16 CN CN202021102657.6U patent/CN212664923U/en active Active
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