CN209886840U - Machining clamp for rear cover of compressor - Google Patents
Machining clamp for rear cover of compressor Download PDFInfo
- Publication number
- CN209886840U CN209886840U CN201920604863.8U CN201920604863U CN209886840U CN 209886840 U CN209886840 U CN 209886840U CN 201920604863 U CN201920604863 U CN 201920604863U CN 209886840 U CN209886840 U CN 209886840U
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- Prior art keywords
- positioning
- positioning plate
- hole
- plate
- rear cover
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- Expired - Fee Related
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- 238000003754 machining Methods 0.000 title claims description 14
- 238000003825 pressing Methods 0.000 claims description 21
- 230000000149 penetrating effect Effects 0.000 claims description 2
- 238000004519 manufacturing process Methods 0.000 abstract description 5
- 238000005553 drilling Methods 0.000 description 3
- 238000010079 rubber tapping Methods 0.000 description 3
- 238000005056 compaction Methods 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
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Abstract
The utility model discloses a add clamping apparatus for lid behind compressor, including locating plate, positioning disk and closing device, interference fit has the locating pin on the positioning disk, the utility model discloses a locating pin hole of back lid work piece and the locating pin location on the positioning disk, the commonality is strong, improve production efficiency. After the rear cover workpiece is assembled with the positioning plate, the positioning plate is rotated relative to the positioning plate according to the interference condition of the mounting angle of the rear cover workpiece due to the fact that the positioning plate is provided with the first positioning hole corresponding to the second connecting hole, and after a proper mounting position is found, the first positioning hole and the second connecting hole are aligned, so that the positioning plate is locked and fixed on the positioning plate. This adds clamping apparatus promptly can adjust to suitable clamping position according to the overall dimension of different products, improves the suitability of anchor clamps. And through the detachable connection of the bolt, different positioning discs can be replaced according to different sizes of the rear cover workpiece, and the time for switching the clamp by an operator is greatly shortened.
Description
Technical Field
The utility model relates to a vehicle air conditioner compressor processing technology field, concretely relates to a add clamping apparatus for lid behind compressor.
Background
The compressor back cover is the most important and complex part in the automobile air conditioner compressor, and because the appearance models of different compressor back covers are very different, the machining sizes of the interior of the compressor back covers are also very different, and especially, a plurality of threaded holes are formed in the interior of the back cover and need to be machined. At present, in the traditional machining process, an operator manually performs drilling and tapping, and the drilling and tapping are performed by manually placing the operator on a tool. Because the screw hole machining device is manually operated, the labor intensity of workers is increased, the production efficiency is reduced, and the quality of machining the screw hole is difficult to ensure; in addition, after drilling and tapping, the verticality of the threaded holes is processed by hands, so that the verticality of the threaded holes is not uniform, and the rejection rate of products is high; thirdly, due to the instability of manual operation, the uniformity of the precision and the quality of the perpendicularity of the threaded hole cannot be realized, and the quality of the automobile air conditioner compressor is easily reduced.
Disclosure of Invention
For solving the problem that above-mentioned prior art exists, the utility model aims at providing a clamping apparatus for processing of lid behind compressor, its is rational in infrastructure, convenient to use can improve production efficiency.
In order to achieve the above object, the utility model adopts the following technical scheme:
a processing clamp for a rear cover of a compressor comprises a positioning plate, a positioning disc and a pressing device; wherein:
a first connecting hole is formed in the middle of the positioning plate, a plurality of second connecting holes are formed in the periphery of the first connecting hole, and third connecting holes are symmetrically formed in two sides of the first connecting hole;
a first positioning hole corresponding to the second connecting hole is formed in the outer side of the circumference of the positioning disc, and the positioning disc is installed on the positioning plate through the matching of the first positioning hole and the second connecting hole; a second positioning hole is formed in the top surface of the positioning disc, and a positioning pin is arranged in the second positioning hole in an interference fit manner;
the pressing device is fixedly arranged on the positioning plate through a third connecting hole;
the right side of the positioning plate is fixedly connected with a right connecting flange, and the right connecting flange is connected with the rotary table through a right positioning mandrel; the left side of the positioning plate is fixedly connected with a left connecting flange, and the left connecting flange is connected with the tailstock through a left positioning mandrel; under the drive of the rotary table, the positioning plate can rotate around the shaft.
In a further scheme, the positioning plate is arranged on the positioning plate through bolts penetrating through the first positioning holes and the second connecting holes. Before the positioning plate is installed, the positioning plate can be rotated relative to the positioning plate according to the interference condition of the installation angle of the rear cover workpiece, after a proper installation position is found, the positioning plate is aligned to the first positioning hole and the second connecting hole, and the positioning plate is locked and fixed on the positioning plate through the bolts. And through the dismantled connection of bolt, can change different positioning disks according to the size difference of back lid work piece, make the suitability of anchor clamps increase, also reduced the time that the operator switched anchor clamps simultaneously by a wide margin.
In a further scheme, the pressing device comprises a telescopic cylinder and a pressing plate arranged at the top of the telescopic cylinder, and the telescopic cylinder is connected with the pressing plate through a connecting screw rod inside the telescopic cylinder. The telescopic cylinder is used for compressing tightly the work piece, can carry out the high-speed compaction to the work piece to reduced the manual risk of not bearing firmly, reduced operator's intensity of labour simultaneously.
In a further scheme, the telescopic cylinder is an air cylinder or a hydraulic cylinder.
Further, the telescopic cylinder is connected with the positioning plate through a bolt, and the assembly is convenient.
Compared with the prior art, the beneficial effects of the utility model are that:
the utility model provides a pair of a add clamping apparatus for lid behind compressor, through the locating pin hole of back lid work piece and the locating pin location on the positioning disk, the commonality is strong, improve repeated positioning accuracy, and production efficiency is high. After the rear cover workpiece is assembled with the positioning plate, the positioning plate is rotated relative to the positioning plate according to the interference condition of the mounting angle of the rear cover workpiece due to the fact that the positioning plate is provided with the first positioning hole corresponding to the second connecting hole, and after a proper mounting position is found, the first positioning hole and the second connecting hole are aligned, so that the positioning plate is locked and fixed on the positioning plate. This anchor clamps can adjust to suitable clamping position according to the overall dimension difference of different products promptly, improves the suitability of anchor clamps. And through the detachable connection of the bolt, different positioning discs can be replaced according to different sizes of the rear cover workpiece, and the time for switching the clamp by an operator is greatly shortened. In addition, this anchor clamps adopt the telescoping cylinder to be used for compressing tightly the work piece, can compress tightly fast to the work piece to reduced the manual not firm risk that compresses tightly, reduced operator's intensity of labour simultaneously.
Drawings
Fig. 1 is a schematic structural view of the present invention;
fig. 2 is a top view of the positioning plate of the present invention;
FIG. 3 is a top view of the positioning plate of the present invention;
reference numerals: 1-positioning plate, 11-first connecting hole, 12-second connecting hole, 13-third connecting hole, 2-positioning plate, 21-first positioning hole, 22-second positioning hole, 3-pressing device, 31-telescopic cylinder, 32-pressing plate, 4-positioning pin, 5-right connecting flange, 6-right positioning mandrel, 7-rotary table, 8-left connecting flange, 9-left positioning mandrel, 10-tailstock, 14-bolt.
Detailed Description
The present invention will be further described with reference to the accompanying drawings and examples. It is to be understood that the embodiments described are only a few embodiments of the present invention, and not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
As shown in fig. 1, a machining fixture for a compressor rear cover comprises a positioning plate 1, a positioning plate 2 and a pressing device 3.
As shown in fig. 2, a first connection hole 11 is formed in the middle of the positioning plate 1, a plurality of second connection holes 12 are formed in the periphery of the first connection hole 11, and third connection holes 13 are symmetrically formed in both sides of the first connection hole 11; wherein the second connecting hole 12 is used for installing the positioning plate 2, and the third connecting hole 13 is used for installing the pressing device 3.
As shown in fig. 3, a first positioning hole 21 corresponding to the second connecting hole 12 is formed on the outer side of the circumference of the positioning plate 2, and the positioning plate 2 is mounted on the positioning plate 1 through a bolt 14 inserted into the first positioning hole 21 and the second connecting hole 12. After the rear cover workpiece is assembled with the positioning plate 2, due to the fact that the positioning plate 2 is provided with the first positioning holes 21 matched with the second connecting holes 12, the positioning plate 2 can rotate relative to the positioning plate 1 according to the interference condition of the mounting angles of the rear cover workpiece, and after a proper mounting position is found, the first positioning holes 21 and the second connecting holes 12 are aligned, so that the positioning plate 2 is locked and fixed on the positioning plate 1. The clamp can be adjusted to a proper clamping position according to different overall dimensions of different products, so that the applicability of the clamp is improved; a second positioning hole 22 is formed in the top surface of the positioning disc 2, and a positioning pin 4 is in interference fit in the second positioning hole 22; the positioning pin hole and the positioning pin of the rear cover workpiece are used for positioning, so that the universality is strong, the repeated positioning precision is improved, and the production efficiency is high.
Referring to fig. 1 again, the pressing device 3 is mounted on the positioning plate 1 through a third connecting hole 13; the pressing device 3 comprises a telescopic cylinder 31 and a pressing plate 32 arranged at the top of the telescopic cylinder, wherein the telescopic cylinder 31 is connected with the pressing plate 32 through a connecting screw rod inside the telescopic cylinder. The telescopic cylinder 31 is an air cylinder or a hydraulic cylinder, and is connected with the positioning plate through a bolt, so that the assembly is convenient. Adopt the telescoping cylinder to be used for compressing tightly the work piece, can carry out the high-speed compaction to the work piece to reduced the manual not firm risk that compresses tightly, reduced operator's intensity of labour simultaneously. The right side of the positioning plate 1 is fixedly connected with a right connecting flange 5, and the right connecting flange 5 is connected with a rotary table 7 through a right positioning mandrel 6; the left side of locating plate 1 and left flange 8 rigid coupling, left flange 8 is connected with tailstock 10 through left positioning core axle 9. Under the drive of the rotary table, the positioning plate can rotate around the shaft.
Before the clamp is used, a corresponding positioning disc and a corresponding positioning pin are selected according to the avoiding condition of the interference position of the positioning pin hole, the position and the mounting angle of the rear cover workpiece to be processed and the contact area of the sealing surface, then the corresponding positioning pin is in interference fit with a second positioning hole 22 on the corresponding positioning disc, and the rear cover workpiece and the positioning disc are assembled; then, according to the interference condition of the mounting angle of the rear cover workpiece, rotating the positioning plate 2 around the positioning plate 1 to find a proper position, and fixedly mounting the positioning plate 2 on the positioning plate 1; then the telescopic cylinder 31 is started, the telescopic cylinder 31 contracts, the pressing plate connected to the top of the telescopic cylinder 31 moves up and down, and the rear cover workpiece is pressed tightly, so that the rear cover workpiece is positioned, the position of the rear cover is corrected by using the dial indicator, and then the rear cover workpiece can be machined.
When the rear cover workpieces of the same type are continuously machined, after the machining is finished, the telescopic cylinder 31 drives the connecting screw rod to extend, the pressing plate 32 is separated from the rear cover workpieces to take the rear cover workpieces down, then the next rear cover workpieces to be machined are placed on the positioning plate and the positioning pins, the air cylinder is started, the rear cover workpieces are fixed, and then the machining is continued. When rear cover workpieces of different models are machined, before a rear cover workpiece of another model is machined, a corresponding positioning disc is selected according to a product, the positioning disc is switched, a positioning pin with a corresponding diameter is selected, and the rear cover workpiece and the positioning disc are assembled; then according to the interference condition of the mounting angle of the rear cover workpiece, the positioning disc 2 rotates around the positioning plate 1 to find a proper position, the positioning disc 2 is fixedly arranged on the positioning plate 1, the telescopic cylinder 31 is started, the pressing plate 32 moves downwards to press the rear cover workpiece tightly, clamping and positioning are achieved, and then subsequent machining operation is carried out.
Claims (5)
1. The utility model provides a add clamping apparatus for lid behind compressor which characterized in that: comprises a positioning plate (1), a positioning disc (2) and a pressing device (3); wherein:
a first connecting hole (11) is formed in the middle of the positioning plate (1), a plurality of second connecting holes (12) are formed in the periphery of the first connecting hole (11), and third connecting holes (13) are symmetrically formed in two sides of the first connecting hole (11);
a first positioning hole (21) corresponding to the second connecting hole (12) is formed in the outer side of the circumference of the positioning disc (2), and the positioning disc (2) is installed on the positioning plate (1) through the cooperation of the first positioning hole (21) and the second connecting hole (12); a second positioning hole (22) is formed in the top surface of the positioning disc (2), and a positioning pin (4) is in interference fit in the second positioning hole (22);
the pressing device (3) is fixedly arranged on the positioning plate (1) through a third connecting hole (13);
the right side of the positioning plate (1) is fixedly connected with a right connecting flange (5), and the right connecting flange (5) is connected with a rotary table (7) through a right positioning mandrel (6); the left side of the positioning plate (1) is fixedly connected with a left connecting flange (8), and the left connecting flange (8) is connected with a tailstock (10) through a left positioning mandrel (9).
2. The machining jig of claim 1, characterized in that: the positioning plate (2) is connected with the positioning plate (1) through bolts (14) penetrating through the first positioning holes (21) and the second connecting holes (12).
3. The machining jig of claim 1, characterized in that: the pressing device (3) comprises a telescopic cylinder (31) and a pressing plate (32) arranged at the top of the telescopic cylinder, and the telescopic cylinder (31) is connected with the pressing plate (32) through a connecting screw rod inside the telescopic cylinder.
4. The machining jig of claim 3, characterized in that: the telescopic cylinder (31) is an air cylinder or a hydraulic cylinder.
5. The machining jig according to claim 3 or 4, characterized in that: the telescopic cylinder (31) is connected with the positioning plate (1) through a bolt.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920604863.8U CN209886840U (en) | 2019-04-28 | 2019-04-28 | Machining clamp for rear cover of compressor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920604863.8U CN209886840U (en) | 2019-04-28 | 2019-04-28 | Machining clamp for rear cover of compressor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209886840U true CN209886840U (en) | 2020-01-03 |
Family
ID=69000099
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920604863.8U Expired - Fee Related CN209886840U (en) | 2019-04-28 | 2019-04-28 | Machining clamp for rear cover of compressor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209886840U (en) |
-
2019
- 2019-04-28 CN CN201920604863.8U patent/CN209886840U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200103 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |