CN213163444U - Floating clamping mechanism for machining inner hole of commutator hinge - Google Patents
Floating clamping mechanism for machining inner hole of commutator hinge Download PDFInfo
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- CN213163444U CN213163444U CN202022075578.7U CN202022075578U CN213163444U CN 213163444 U CN213163444 U CN 213163444U CN 202022075578 U CN202022075578 U CN 202022075578U CN 213163444 U CN213163444 U CN 213163444U
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- movable plate
- stop block
- inner hole
- fixedly connected
- commutator
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Abstract
The utility model discloses a processing of commutator hinge hole is with clamping mechanism that floats, including pneumatic chuck and last ejector pin, its characterized in that: the pneumatic chuck is fixedly mounted on the upper movable plate, the upper movable plate can be arranged on the lower movable plate in a left-right sliding mode, the lower movable plate can be arranged on the workbench in a front-back sliding mode, the upper ejector rod moves up and down in the center of an inner hole of the pneumatic chuck, the upper and lower movement of the upper ejector rod is pushed by the ejector rod cylinder, the ejector rod cylinder is fixedly connected with the positioning sleeve through the connecting sleeve, the positioning sleeve is fixedly connected with the upper movable plate, the upper ejector rod movably penetrates through the center of the inner hole of the positioning sleeve, and the inner hole of the positioning sleeve is provided with. The utility model discloses can guarantee that the hole processing of commutator does not appear central deviation.
Description
Technical Field
The utility model relates to a commutator hole processing technology field, concretely relates to commutator hinge hole processing is with clamping mechanism that floats.
Background
After the commutator copper sheet and the bakelite powder are integrally pressed and formed, firstly, finish machining of an inner hole is needed, and then, the outer circle of the commutator is machined by taking the center of the inner hole as a reference. Because the excircle of the commutator is generally used as a positioning reference during the processing of the inner hole, and the excircle of the commutator is usually deviated from the center of the inner hole during the pressing and forming process, the deviation of the center of the inner hole is easily caused during the processing of the inner hole of the commutator, and further the deviation of the processing of the excircle is caused, and finally the dynamic balance performance of the commutator is influenced.
Disclosure of Invention
The utility model aims to provide a not enough to prior art exists, the utility model aims at providing a can guarantee that the hole processing of commutator does not appear the unsteady clamping mechanism for hole processing of commutator hinge of central deviation.
The utility model discloses a realize through following technical scheme:
commutator hinge hole processing is with clamping mechanism that floats, including pneumatic chuck and last ejector pin, its characterized in that: the pneumatic chuck is fixedly mounted on the upper movable plate, the upper movable plate can be arranged on the lower movable plate in a left-right sliding mode, the lower movable plate can be arranged on the workbench in a front-back sliding mode, the upper ejector rod moves up and down in the center of an inner hole of the pneumatic chuck, the upper and lower movement of the upper ejector rod is pushed by the ejector rod cylinder, the ejector rod cylinder is fixedly connected with the positioning sleeve through the connecting sleeve, the positioning sleeve is fixedly connected with the upper movable plate, the upper ejector rod movably penetrates through the center of the inner hole of the positioning sleeve, and the inner hole of the positioning sleeve is provided with.
Above-mentioned technical scheme's commutator hinge hole processing is with clamping mechanism that floats, when carrying out the hinge hole processing of commutator, the pneumatic (holding) chuck can be along with upper and lower fly leaf about with the fore-and-aft direction slide, though the fixed commutator excircle of pneumatic (holding) chuck centre gripping, still can use hole center itself as the benchmark during processing of hole, so, the commutator hole processing just can not cause the deviation at hole center, also can not lead to the central deviation of subsequent commutator excircle processing, the final reliable dynamic balance performance who guarantees the commutator.
Preferably, the bottom of the upper movable plate is fixedly connected with a transverse sliding block, the top surface of the lower movable plate is fixedly connected with a transverse guide rail, the transverse sliding block is arranged on the transverse guide rail in a sliding manner, the bottom of the upper movable plate is also fixedly connected with an upper stop block, the upper stop block is provided with a left stop block and a right stop block, the outer sides of the left stop block and the right stop block are provided with upper springs, and the upper springs enable the upper movable plate to return to the original position after; the bottom of the lower movable plate is fixedly connected with a longitudinal sliding block, the top surface of the workbench is fixedly connected with a longitudinal guide rail, the longitudinal sliding block is arranged on the longitudinal guide rail in a sliding mode, the bottom of the lower movable plate is also fixedly connected with a lower stop block, the lower stop block is provided with a front stop block and a rear stop block, a lower spring is arranged on the outer side of the front stop block and the rear stop block, and the lower spring enables the lower movable plate to return to the original position after the lower movable. The design can well realize floating clamping of the pneumatic chuck on the commutator workpiece during reaming inner hole machining, and the structure is simple
Preferably, the hole wall of the inner hole of the positioning sleeve is provided with a chip removal groove which penetrates through the upper end surface and the lower end surface of the positioning sleeve, a chip removal guide pipe is arranged below the workbench and is communicated with the chip removal groove, and the chip removal guide pipe is provided with a chip removal port. The design can lead the machining process of the hinge inner hole of the commutator to be capable of directly carrying out smooth chip removal from the bottom, and prevent the chip removal from being accumulated to influence the machining.
Drawings
The utility model discloses there is following figure:
figure 1 is a schematic structural diagram of the present invention,
fig. 2 is a side view of fig. 1.
Detailed Description
As shown in the figures, the floating clamping mechanism for machining the commutator hinge inner hole comprises a pneumatic chuck plate 1 and an upper ejector rod 2, wherein the pneumatic chuck plate 1 is fixedly installed on an upper movable plate 3, the upper movable plate 3 can be arranged on a lower movable plate 6 in a left-right sliding manner, the bottom of the upper movable plate 3 is fixedly connected with a transverse slider 14, the top surface of the lower movable plate 6 is fixedly connected with a transverse guide rail 15, the transverse slider 14 is arranged on the transverse guide rail 15 in a sliding manner, the bottom of the upper movable plate 3 is also fixedly connected with an upper stop block 4, the upper stop block 4 is provided with a left stop block and a right stop block, the outer sides of the left upper stop block 4 and the right upper stop block 4 are provided with; the lower movable plate 6 can be arranged on the workbench 9 in a sliding manner back and forth, the bottom of the lower movable plate 6 is fixedly connected with a longitudinal slide block 7, the top surface of the workbench 9 is fixedly connected with a longitudinal guide rail 8, the longitudinal slide block 7 is arranged on the longitudinal guide rail 8 in a sliding manner, the bottom of the lower movable plate 6 is also fixedly connected with a lower stop block 17, the lower stop block 17 is provided with a front stop block and a rear stop block, the outer sides of the front and rear lower stop blocks 17 are provided with lower springs 16, and the lower springs 16 enable the lower movable plate 6 to return to the original position; the upper ejector rod 2 moves up and down in the center of an inner hole of the pneumatic chuck 1, the up-and-down movement of the upper ejector rod 2 is pushed by an ejector rod cylinder 11, the ejector rod cylinder 11 is fixedly connected with a positioning sleeve 13 through a connecting sleeve 10, the positioning sleeve 13 is fixedly connected with an upper movable plate 3, the upper ejector rod 2 movably penetrates through the center of the inner hole of the positioning sleeve 13, a guide bearing 12 is arranged in the inner hole of the positioning sleeve 13, a chip removal groove 20 is formed in the hole wall of the inner hole of the positioning sleeve 13, the chip removal groove 20 penetrates through the upper end face and the lower end face of the positioning sleeve 13, a chip removal guide pipe 19 is arranged below the workbench 9, the chip removal guide pipe 19 is communicated with the chip.
The utility model discloses a carry out work like this: the workpiece of the commutator A is automatically clamped, the excircle of the commutator A is clamped and fixed by the pneumatic chuck 1, then the reaming cutter moves downwards to process the reaming inner hole of the commutator A, if the center of the inner hole of the commutator A has deviation with the center of the reaming cutter in the processing process, the pneumatic chuck 1 can slide left and right and back and forth along with the upper movable plate 3 and the lower movable plate 6, so that the center of the inner hole of the commutator A is always consistent with the center of the reaming cutter until the processing of the reaming inner hole of the commutator A is finished, then the ejector rod cylinder 11 acts, and the upper ejector rod 2 upwards ejects the workpiece of the commutator A out of the pneumatic chuck 1.
Claims (3)
1. Commutator hinge hole processing is with clamping mechanism that floats, including pneumatic chuck and last ejector pin, its characterized in that: the pneumatic chuck is fixedly mounted on the upper movable plate, the upper movable plate can be arranged on the lower movable plate in a left-right sliding mode, the lower movable plate can be arranged on the workbench in a front-back sliding mode, the upper ejector rod moves up and down in the center of an inner hole of the pneumatic chuck, the upper and lower movement of the upper ejector rod is pushed by the ejector rod cylinder, the ejector rod cylinder is fixedly connected with the positioning sleeve through the connecting sleeve, the positioning sleeve is fixedly connected with the upper movable plate, the upper ejector rod movably penetrates through the center of the inner hole of the positioning sleeve, and the inner hole of the positioning sleeve is provided with.
2. The floating clamping mechanism for machining the inner hole of the commutator hinge as claimed in claim 1, wherein: the bottom of the upper movable plate is fixedly connected with a transverse sliding block, the top surface of the lower movable plate is fixedly connected with a transverse guide rail, the transverse sliding block is arranged on the transverse guide rail in a sliding manner, the bottom of the upper movable plate is also fixedly connected with an upper stop block, the upper stop block is provided with a left stop block and a right stop block, the outer sides of the left stop block and the right stop block are provided with upper springs, and the upper springs enable the upper movable plate to return to the original position; the bottom of the lower movable plate is fixedly connected with a longitudinal sliding block, the top surface of the workbench is fixedly connected with a longitudinal guide rail, the longitudinal sliding block is arranged on the longitudinal guide rail in a sliding mode, the bottom of the lower movable plate is also fixedly connected with a lower stop block, the lower stop block is provided with a front stop block and a rear stop block, a lower spring is arranged on the outer side of the front stop block and the rear stop block, and the lower spring enables the lower movable plate to return to the original position after the lower movable.
3. The floating clamping mechanism for machining the inner hole of the commutator hinge as claimed in claim 1, wherein: the hole wall of the inner hole of the positioning sleeve is provided with a chip removal groove which penetrates through the upper end surface and the lower end surface of the positioning sleeve, a chip removal guide pipe is arranged below the workbench and is communicated with the chip removal groove, and the chip removal guide pipe is provided with a chip removal port.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022075578.7U CN213163444U (en) | 2020-09-21 | 2020-09-21 | Floating clamping mechanism for machining inner hole of commutator hinge |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022075578.7U CN213163444U (en) | 2020-09-21 | 2020-09-21 | Floating clamping mechanism for machining inner hole of commutator hinge |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213163444U true CN213163444U (en) | 2021-05-11 |
Family
ID=75774909
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022075578.7U Active CN213163444U (en) | 2020-09-21 | 2020-09-21 | Floating clamping mechanism for machining inner hole of commutator hinge |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213163444U (en) |
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2020
- 2020-09-21 CN CN202022075578.7U patent/CN213163444U/en active Active
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