CN217315938U - Be applied to child frock that expands of annular thin wall spare processing - Google Patents
Be applied to child frock that expands of annular thin wall spare processing Download PDFInfo
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- CN217315938U CN217315938U CN202221253602.4U CN202221253602U CN217315938U CN 217315938 U CN217315938 U CN 217315938U CN 202221253602 U CN202221253602 U CN 202221253602U CN 217315938 U CN217315938 U CN 217315938U
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Abstract
The utility model discloses a tire expanding tool applied to the processing of annular thin-walled pieces, which comprises a chuck seat arranged on a workbench; the upper part of the chuck seat is fixedly connected with an expanding tire assembly; an annular thin-walled part is arranged at the upper part of the tire expanding assembly; the expanding tire assembly comprises an expanding tire seat, an expanding gasket and a compression bolt; the tire expanding seat is of an inverted stepped columnar structure, and a stepped boss used for mounting the annular thin-walled part is arranged on the circumferential surface of the upper part of the tire expanding seat. The utility model can clamp the annular thin-walled piece on the expansion tire seat, and the expansion gasket and the compression bolt are used in a matching way, so that the outward expansion size of the expansion tire cavity in the expansion tire seat can be adjusted through the number of circles screwed by the compression bolt, and the annular thin-walled piece can be limited and fixed so as to be processed; this frock convenient operation can carry on spacingly and fixed to annular thin wall spare, prevents that annular thin wall spare from taking place deformation etc. in the course of working, and stability is higher, can guarantee the finish machining demand of turning, improves machining efficiency.
Description
Technical Field
The utility model relates to a machining field mainly relates to a be applied to child frock that expands of annular thin wall spare processing.
Background
At present, when a lathe and a machining center carry out secondary machining on an annular thin-walled workpiece, a clamping mode of a three-jaw chuck is usually adopted to clamp the workpiece, but the clamping mode is that the chuck jaws and the inner diameter of the annular thin-walled workpiece are subjected to point contact stress, the workpiece is easy to deform, the related size of the workpiece is not easy to guarantee, the tolerance cannot be guaranteed, the machining precision and the product quality are further influenced, the rejection rate is high, and the re-machining is often required; on the other hand, if the clamping force is too small, the part will fall off during the turning process, and the danger of the work is increased.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a be applied to child frock of expanding of annular thin wall spare processing, this frock simple structure, convenient operation can be used to the processing to annular thin wall work piece, guarantee the finish machining demand of turning, improve machining efficiency.
The utility model adopts the following technical proposal: a tire expansion tool applied to processing of annular thin-walled parts comprises a chuck seat arranged on a workbench; the upper part of the chuck seat is fixedly connected with an expanding tire assembly; an annular thin-walled part is arranged at the upper part of the tire expanding assembly; the tire expanding assembly comprises a tire expanding seat, an expanding gasket and a compression bolt.
The tire expanding seat is of an inverted stepped columnar structure, and a stepped boss for mounting an annular thin-walled part is arranged on the circumferential surface of the upper part of the tire expanding seat; an expansion tire cavity with a hollow interior is arranged in the middle of the expansion tire seat; a plurality of communicated cutting grooves are formed between the tire expanding cavity and the tire expanding seat in an annular array manner; the top of the tire expanding cavity is provided with an inverted conical cavity opening; the inner wall of the expanding tire cavity is provided with internal threads.
The expansion gasket is an inverted conical gasket, and a threaded through hole for mounting a compression bolt is formed in the middle of the expansion gasket; the compression bolt penetrates through the expansion washer, and an inner hexagonal head is arranged at the top of the compression bolt.
The cutting groove divides the expanding tire seat into a plurality of blocks, and the depth of the cutting groove does not penetrate through the whole expanding tire seat.
The taper of the expansion gasket is consistent with that of the opening part of the expansion tire cavity.
The outer diameter of the stepped boss on the tire expanding seat is smaller than the inner diameter of the annular thin-wall part, and the height of the boss is smaller than that of the annular thin-wall part.
Through the utility model discloses an implement, reached good result of use: a tyre expansion tool applied to processing of an annular thin-wall part can clamp the annular thin-wall part on a tyre expansion seat, an expansion washer and a compression bolt are matched for use, the outward expansion size of a tyre expansion cavity in the tyre expansion seat can be adjusted through the number of screwed turns of the compression bolt, and therefore the annular thin-wall part can be limited and fixed for processing; the tool is convenient to operate, can limit and fix the annular thin-walled part, prevents the annular thin-walled part from deforming and the like in the machining process, is higher in stability, can meet the requirement of turning finish machining, and improves the machining efficiency.
Drawings
Fig. 1 is an isometric view of the present invention.
Fig. 2 is a side view of the present invention.
Fig. 3 is a sectional view a-a of fig. 2.
In the figure: 1. the clamping disc seat 2 is an annular thin-wall part 3, the expanding tire seat 4 is an expanding gasket 5, the compression bolt 6, the stepped boss 7, the expanding tire cavity 8 and the cutting groove.
Detailed Description
The present invention will be described with reference to the accompanying drawings.
The tire expanding tool applied to processing of the annular thin-walled workpiece, as shown in fig. 1-3, comprises a chuck seat 1 arranged on a workbench; the upper part of the chuck seat 1 is fixedly connected with an expanding tire assembly; the upper part of the tire expanding assembly is provided with an annular thin-walled part 2; the tire expanding assembly comprises a tire expanding seat 3, an expanding gasket 4 and a compression bolt 5.
The tire expanding seat 3 is of an inverted stepped columnar structure, and a stepped boss 6 for mounting the annular thin-walled part 2 is arranged on the circumferential surface of the upper part of the tire expanding seat 3; the outer diameter of the stepped boss 6 on the tire expansion seat 3 is smaller than the inner diameter of the annular thin-wall part 2, and the height of the stepped boss 6 is smaller than the height of the annular thin-wall part 2, so that the annular thin-wall part 2 can be sleeved on the stepped boss 6 and form surface contact with the stepped boss 6, compared with a point contact surface in the prior art, the contact surface is larger, and further the tire expansion is more stable, and meanwhile, the height of the stepped boss 6 smaller than the height of the annular thin-wall part 2 is not easy to shield the stepped boss 6 when the annular thin-wall part 2 is processed on the upper portion, and the processing operation is convenient.
An expansion tire cavity 7 with a hollow interior is arranged in the middle of the expansion tire seat 3; the inner wall of the tyre expansion cavity 7 is provided with internal threads; the internal thread arranged on the inner wall of the expansion tire cavity 7 is used for being matched with the compression bolt 5, so that the compression bolt 5 can be screwed downwards, and further the expansion gasket 4 is driven to enter the cavity opening of the expansion tire cavity 7 to extrude the expansion tire seat 3 to expand outwards and support the annular thin-walled part 2 to finish fixing; a plurality of communicated cutting grooves 8 are formed between the tire expanding cavity 7 and the tire expanding seat 3 in an annular array manner; the cutting groove 8 divides the expanding tire seat 3 into a plurality of blocks, and the depth of the cutting groove 8 does not penetrate through the whole expanding tire seat 3; the cutting grooves 8 are used for dividing the expanding tire seat 3 into a plurality of blocks, so that the expanding tire seat 3 can be conveniently opened and closed; the top of the tyre expansion cavity 7 is provided with an inverted conical cavity opening; the expansion washer 4 is an inverted conical washer, and a threaded through hole for mounting the compression bolt 5 is formed in the middle of the expansion washer; the compression bolt 5 penetrates through the expansion washers 4, and an inner hexagonal head is arranged at the top of the compression bolt 5; the taper of the expansion gasket 4 is consistent with that of the opening of the expansion tire cavity 7.
When the utility model is used, firstly, the chuck base 1 is fixed on a machine tool workbench, then the expansion tire base 3 is installed and fixed on the chuck base 1, the annular thin-wall part 2 is clamped on the stepped boss 6 on the expansion tire base 3, then the compression bolt 5 and the expansion gasket 4 are screwed downwards into the expansion tire cavity 7, and then the expansion gasket 4 is driven to enter the cavity opening of the expansion tire cavity 7 to extrude the expansion tire base 3 to expand outwards and support the annular thin-wall part 2 tightly, the outward expansion size of the expansion gasket 4 can be adjusted by the screwing distance of the compression bolt 5, so that the annular thin-wall part 2 can be processed; when the hold-down bolt 5 is unscrewed, the expansion washer 4 is driven to be separated from the inner hole of the expansion tire cavity, so that the expansion tire seat 3 is recycled, the annular thin-walled part 2 is easy to take out, and the expansion tire work of the whole workpiece is completed. This frock simple structure, convenient operation, the commonality is good, can carry on spacingly and fixed to annular thin wall spare 2, prevents that annular thin wall spare 2 from taking place deformation etc. in the course of working, and stability is higher, can guarantee the finish machining demand of turning, improves machining efficiency.
The above-described embodiments are merely illustrative of the preferred embodiments of the present invention, but the present invention is not limited to the above-described embodiments, which are only illustrative and not restrictive, and those skilled in the art can make many forms without departing from the spirit and scope of the present invention, which is within the protection scope of the present invention.
Claims (6)
1. A tire expansion tool applied to processing of annular thin-walled parts comprises a chuck seat (1) arranged on a workbench; the method is characterized in that: the upper part of the chuck seat (1) is fixedly connected with an expanding tire assembly; an annular thin-walled part (2) is arranged at the upper part of the tire expanding assembly; the expanding tire assembly comprises an expanding tire seat (3), an expanding gasket (4) and a compression bolt (5).
2. The tire expanding tool applied to processing of the annular thin-walled workpiece according to claim 1, wherein the tire expanding tool comprises: the expansion tire seat (3) is of an inverted stepped columnar structure, and a stepped boss (6) for mounting the annular thin-walled part (2) is arranged on the circumferential surface of the upper part of the expansion tire seat (3); an expansion tire cavity (7) with a hollow inner part is arranged in the middle of the expansion tire seat (3); a plurality of communicated cutting grooves (8) are formed between the tire expansion cavity (7) and the tire expansion seat (3) in an annular array manner; the top of the tire expanding cavity (7) is provided with an inverted conical cavity opening; the inner wall of the tyre expansion cavity (7) is provided with internal threads.
3. The tire expanding tool applied to processing of the annular thin-walled workpiece according to claim 1, wherein the tire expanding tool comprises: the expansion gasket (4) is an inverted conical gasket, and a threaded through hole for mounting a compression bolt (5) is formed in the middle of the expansion gasket; the compression bolt (5) penetrates between the expansion washers (4), and an inner hexagonal head is arranged at the top of the compression bolt (5).
4. The tire expanding tool applied to annular thin-walled part machining according to claim 2, wherein: the cutting groove (8) divides the expansion tire seat (3) into a plurality of blocks, and the depth of the cutting groove (8) does not penetrate through the whole expansion tire seat (3).
5. The tire expanding tool applied to annular thin-walled part machining according to claim 1, wherein: the taper of the expansion gasket (4) is consistent with the taper of the cavity opening of the expansion tire cavity (7).
6. The tire expanding tool applied to processing of the annular thin-walled workpiece according to claim 1, wherein the tire expanding tool comprises: the outer diameter of the stepped boss (6) on the tire expansion seat (3) is smaller than the inner diameter of the annular thin-wall part (2), and the height of the boss is smaller than the height of the annular thin-wall part (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221253602.4U CN217315938U (en) | 2022-05-24 | 2022-05-24 | Be applied to child frock that expands of annular thin wall spare processing |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221253602.4U CN217315938U (en) | 2022-05-24 | 2022-05-24 | Be applied to child frock that expands of annular thin wall spare processing |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217315938U true CN217315938U (en) | 2022-08-30 |
Family
ID=82986719
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221253602.4U Active CN217315938U (en) | 2022-05-24 | 2022-05-24 | Be applied to child frock that expands of annular thin wall spare processing |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217315938U (en) |
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2022
- 2022-05-24 CN CN202221253602.4U patent/CN217315938U/en active Active
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