CN214685422U - Machining clamp for rear cover of compressor - Google Patents
Machining clamp for rear cover of compressor Download PDFInfo
- Publication number
- CN214685422U CN214685422U CN202120844630.2U CN202120844630U CN214685422U CN 214685422 U CN214685422 U CN 214685422U CN 202120844630 U CN202120844630 U CN 202120844630U CN 214685422 U CN214685422 U CN 214685422U
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- compressor
- rear cover
- positioning
- pressing
- bottom plate
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- 238000003754 machining Methods 0.000 title claims description 13
- 238000003825 pressing Methods 0.000 claims abstract description 41
- 125000006850 spacer group Chemical group 0.000 abstract description 7
- 238000006073 displacement reaction Methods 0.000 abstract description 3
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005553 drilling Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
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- Applications Or Details Of Rotary Compressors (AREA)
- Compressor (AREA)
Abstract
The utility model discloses a processing fixture for compressor rear cover, which comprises a bottom plate, wherein the upper end surface of the bottom plate is rotationally connected with a positioning disk for positioning the compressor rear cover, the upper end surface of the bottom plate positioned at the periphery of the positioning disk is provided with at least two pressing parts, each pressing part comprises a connecting plate and a rotary pressing device, the connecting plate is detachably connected with the bottom plate, and the rotary pressing device is fixedly connected with the upper end surface of the connecting plate; the rotary pressing device is provided with a pressing arm, and the pressing arm can be tightly connected with the top end of the rear cover of the compressor in a matching manner. Lid circumference is spacing behind the compressor through a plurality of spacer pins, prevents that the lid from taking place to rotate for the positioning disk behind the compressor. The connecting plate is connected with the bottom plate dismantlement formula, and spacer pin and support column detachable are connected simultaneously, can be according to the size of a dimension of lid behind the compressor, the displacement of the rotatory closing device of model adjustment and change suitable spacer pin, thereby increased the utility model discloses a commonality.
Description
Technical Field
The utility model relates to a vehicle air conditioner compressor machine tooling technical field specifically is a add clamping apparatus for lid behind compressor.
Background
The compressor back cover (back cover for short) is the most important and complex part in the automobile air conditioner compressor, because the appearance model difference of different back covers is very big, the machining size in the interior of the back cover is also very big difference, especially the cylinder hole chamfer angle of the back cover has very high roughness requirement. At present, the traditional chamfering processing technology is manually carried out by an operator, a rear cover is placed on a tool, and chamfering is carried out by means of a radial drilling machine. Because the cylinder holes are manually operated, the labor intensity of workers is increased, the production efficiency is reduced, and meanwhile, the consistency of the fixation of the rear cover is poor before the cylinder holes are machined, the machining quality is difficult to ensure, and the product rejection rate is high; in addition, due to the instability of manual operation, the uniformity of the precision and the quality of the cylinder hole chamfer cannot be realized, and the quality of the automobile air conditioner compressor is easily reduced.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a add clamping apparatus for lid behind compressor to the lid is fixed unstable, the poor problem of jar hole chamfer processing uniformity behind the compressor who proposes in solving above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme:
a processing clamp for a compressor rear cover comprises a bottom plate, wherein a positioning disc for positioning the compressor rear cover is rotatably connected to the upper end surface of the bottom plate, at least two pressing parts are arranged on the upper end surface of the bottom plate at the periphery of the positioning disc, each pressing part comprises a connecting plate and a rotary pressing device, the connecting plates are detachably connected with the bottom plate, and the rotary pressing devices are fixedly connected to the upper end surface of the connecting plates; the rotary pressing device is provided with a pressing arm, and the pressing arm can be tightly connected with the top end of the rear cover of the compressor in a matching manner.
As a further aspect of the present invention: the rotary pressing device further comprises an output shaft, the lower end of the output shaft is fixedly connected with the connecting plate, the upper end of the output shaft is rotatably connected with the pressing arm, and the pressing arm is perpendicular to the output shaft.
As a further aspect of the present invention: waist-shaped holes are formed in the connecting plates, locking bolts penetrate through the waist-shaped holes, and the bottom ends of the locking bolts are in threaded connection with the bottom plate.
As a further aspect of the present invention: the positioning disc comprises a positioning disc body, a supporting column fixedly connected to the upper end face of the positioning disc body, and a limiting pin coaxially connected to the upper end of the supporting column in a detachable mode.
As a further aspect of the present invention: the positioning disc body is provided with a limiting screw rod in a penetrating mode, the limiting screw rod is used for limiting the positioning disc body to rotate, and the limiting screw rod penetrates through the positioning disc body and is in threaded connection with the bottom plate.
As a further aspect of the present invention: at least two of the pressing parts are arranged in a central symmetry mode relative to the positioning disc.
Compared with the prior art, the beneficial effects of the utility model are that: lid circumference is spacing behind the compressor through a plurality of spacer pins, prevents that the lid from taking place to rotate for the positioning disk behind the compressor. The positioning disc can be locked on the bottom plate through the limiting screw rod, and the circumferential direction of the rear cover of the compressor is not deflected during machining. The connecting plate is connected with the bottom plate dismantlement formula, and the spacer pin is connected with the support column is detachable simultaneously, can be according to behind the compressor lid size of a dimension, the displacement of the rotatory closing device of model adjustment and change suitable spacer pin, thereby increased the utility model discloses a commonality is according to the processing that is applicable to behind the multiple compressor lid.
Drawings
FIG. 1 is a schematic view of the working state of the present invention;
FIG. 2 is a top view of FIG. 1;
in the figure: 1-bottom plate, 2-positioning disk, 21-positioning disk body, 22-support column, 23-limit pin, 24-limit screw, 3-pressing part, 31-connecting plate, 311-waist-shaped hole, 312-locking bolt, 32-rotary pressing device, 321-output shaft, 322-pressing arm and 4-compressor rear cover.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1-2, in an embodiment of the present invention, a machining fixture for a compressor rear cover includes a bottom plate 1, a positioning plate 2 for positioning a compressor rear cover 4 is rotatably connected to an upper end surface of the bottom plate 1, the positioning plate 2 includes a positioning plate body 21, a plurality of support columns 22 fixed to an upper end surface of the positioning plate body 21, and a stop pin 23 coaxially detachably connected to an upper end of the support column 22. The stop pin 23 is closely matched and connected with a cylinder hole of the compressor rear cover 4, the circumferential direction of the compressor rear cover 4 is limited through the stop pin 23, and the compressor rear cover 4 is prevented from rotating relative to the positioning disc 2.
The upper end face of the bottom plate 1 positioned on the periphery of the positioning plate 2 is provided with at least two pressing parts 3, the number of the pressing parts 3 is two in the embodiment, and the two pressing parts 3 are arranged in central symmetry with respect to the positioning plate 2. The pressing part 3 comprises a connecting plate 31 and a rotary pressing device 32, wherein the rotary pressing device 32 is provided as an angle cylinder in the embodiment, the connecting plate 31 is detachably connected with the bottom plate 1, and the angle cylinder is fixedly connected to the upper end surface of the connecting plate 31; as in the prior art, the corner cylinder includes an output shaft 321 and a pressing arm 322, and the output shaft 321 can axially extend and retract and rotate; the lower end of the output shaft 321 is fixedly connected with the connecting plate 31, the upper end of the output shaft 321 is rotatably connected with the pressure arm 322, the pressure arm 322 is perpendicular to the output shaft 321, the output shaft 321 axially extends and retracts, and then the output shaft rotates to drive the extension end of the pressure arm 322 to compress and fix the rear cover 4 of the compressor.
Furthermore, a waist-shaped hole 311 is formed in the connecting plate 31, and the length direction of the waist-shaped hole 311 is consistent with the connecting line direction of the two pressing parts 3. A locking bolt 312 penetrates through the waist-shaped hole 311, a threaded hole is formed in the bottom plate 1, and the bottom end of the locking bolt 312 is in threaded connection with the threaded hole in the bottom plate 1. The locking bolt 312 is loosened, the distance between the connecting plate 31 and the positioning plate 2 can be adjusted along the length direction of the waist-shaped hole 311, so that the position of the corner cylinder is adjusted according to the size of the compressor rear cover 4, the contact surface between the pressure arm 322 and the compressor rear cover 4 is changed, and the universality of the processing clamp is improved.
Furthermore, a limit screw 24 for limiting the rotation of the positioning disc body 21 is arranged on the positioning disc body. In addition, the limiting screw 24 is disposed at the center of the positioning plate body 21 in this embodiment, and may be disposed at any position of the disk of the positioning plate body 21 in other embodiments. The limit screw 24 penetrates through the positioning disc body 21 and is in threaded connection with the bottom plate 1. The positioning disc 2 can be locked on the bottom plate 1 through the limiting screw rod 24, and the circumferential direction of the compressor rear cover 4 is not deflected in the machining process.
Further, in order to prevent the compressor rear cover 4 from being secondarily damaged when being mounted on the stopper pin 23, a protection head is provided at the top end of the stopper pin 23.
The utility model discloses when using, at first place lid 4 behind the compressor on positioning disk 2, make behind the compressor jar hole cover of lid 4 establish on spacer pin 23, then rotate positioning disk 2 and adjust the circumference angle of lid 4 behind the compressor, screw up stop screw 24, make positioning disk 2 not take place to rotate. Then, the displacement of the connecting plate 31 is adjusted according to the size of the compressor rear cover 4, so that the extending end of the pressing arm 322 of the corner cylinder can be just pressed on the upper end of the compressor rear cover 4, and then the locking bolt 312 is tightened to fix the position of the connecting plate 31. And finally, starting the corner cylinder, wherein the output shaft 321 firstly rotates to drive the pressure arm 322 to rotate towards the direction of the compressor rear cover 4, and the output shaft 321 then axially presses downwards to drive the pressure arm 322 to compress the compressor rear cover 4. If the compressor rear covers 4 of different sizes or models need to be processed, only the proper limiting pin 23 needs to be disassembled and replaced, and then the connecting plate 31 is adjusted to be displaced properly.
Although the present description is described in terms of embodiments, not every embodiment includes only a single embodiment, and such description is for clarity only, and those skilled in the art should be able to integrate the description as a whole, and the embodiments can be appropriately combined to form other embodiments as will be understood by those skilled in the art.
Therefore, the above description is only a preferred embodiment of the present application, and is not intended to limit the scope of the present application; all changes which come within the meaning and range of equivalency of the claims are to be embraced within their scope.
Claims (6)
1. The machining clamp for the rear cover of the compressor comprises a base plate (1) and is characterized in that the upper end face of the base plate (1) is rotatably connected with a positioning disc (2) used for positioning the rear cover (4) of the compressor, at least two pressing parts (3) are arranged on the upper end face of the base plate (1) on the periphery of the positioning disc (2), each pressing part (3) comprises a connecting plate (31) and a rotary pressing device (32), the connecting plates (31) are detachably connected with the base plate (1), and the rotary pressing devices (32) are fixedly connected to the upper end face of the connecting plates (31); the rotary pressing device (32) is provided with a pressing arm (322), and the pressing arm (322) can be tightly connected with the top end of the compressor rear cover (4) in a matching mode.
2. The machining fixture for the rear cover of the compressor as claimed in claim 1, wherein the rotary pressing device (32) further comprises an output shaft (321), the lower end of the output shaft (321) is fixedly connected with the connecting plate (31), the upper end of the output shaft is rotatably connected with the pressing arm (322), and the pressing arm (322) is perpendicular to the output shaft (321).
3. The machining clamp for the rear cover of the compressor is characterized in that a kidney-shaped hole (311) is formed in the connecting plate (31), a locking bolt (312) penetrates through the kidney-shaped hole (311), and the bottom end of the locking bolt (312) is in threaded connection with the base plate (1).
4. The machining clamp for the rear cover of the compressor is characterized in that the positioning disc (2) comprises a positioning disc body (21), a supporting column (22) fixedly connected to the upper end face of the positioning disc body (21), and a limiting pin (23) coaxially detachably connected to the upper end of the supporting column (22).
5. The machining fixture for the rear cover of the compressor is characterized in that a limiting screw (24) for limiting the rotation of the positioning disk body (21) penetrates through the positioning disk body (21), and the limiting screw (24) penetrates through the positioning disk body (21) and is in threaded connection with the bottom plate (1).
6. The machining fixture for the rear cover of the compressor as claimed in claim 1, characterized in that at least two of the pressing portions (3) are arranged centrally symmetrically with respect to the positioning plate (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120844630.2U CN214685422U (en) | 2021-04-21 | 2021-04-21 | Machining clamp for rear cover of compressor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120844630.2U CN214685422U (en) | 2021-04-21 | 2021-04-21 | Machining clamp for rear cover of compressor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214685422U true CN214685422U (en) | 2021-11-12 |
Family
ID=78533251
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120844630.2U Active CN214685422U (en) | 2021-04-21 | 2021-04-21 | Machining clamp for rear cover of compressor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214685422U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN119388209A (en) * | 2025-01-02 | 2025-02-07 | 河北力准机械制造有限公司 | A feeding device capable of accurate positioning and a rotary machine tool |
-
2021
- 2021-04-21 CN CN202120844630.2U patent/CN214685422U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN119388209A (en) * | 2025-01-02 | 2025-02-07 | 河北力准机械制造有限公司 | A feeding device capable of accurate positioning and a rotary machine tool |
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