CN220592399U - Pneumatic vertical centering clamp for rear cover of variable-displacement automobile air conditioner compressor - Google Patents
Pneumatic vertical centering clamp for rear cover of variable-displacement automobile air conditioner compressor Download PDFInfo
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- CN220592399U CN220592399U CN202420244826.1U CN202420244826U CN220592399U CN 220592399 U CN220592399 U CN 220592399U CN 202420244826 U CN202420244826 U CN 202420244826U CN 220592399 U CN220592399 U CN 220592399U
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- air conditioner
- conditioner compressor
- rear cover
- positioning
- automobile air
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- 238000006073 displacement reaction Methods 0.000 title claims abstract description 26
- 238000003754 machining Methods 0.000 claims abstract description 13
- 230000006835 compression Effects 0.000 claims abstract description 10
- 238000007906 compression Methods 0.000 claims abstract description 10
- 238000003825 pressing Methods 0.000 claims description 32
- 239000000463 material Substances 0.000 claims description 3
- 230000001360 synchronised effect Effects 0.000 claims description 3
- 238000009434 installation Methods 0.000 abstract description 3
- 238000000034 method Methods 0.000 description 6
- 238000005056 compaction Methods 0.000 description 3
- 238000005553 drilling Methods 0.000 description 3
- 238000003801 milling Methods 0.000 description 3
- 238000005266 casting Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 239000004677 Nylon Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000010354 integration Effects 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 229920001778 nylon Polymers 0.000 description 1
- 238000011179 visual inspection Methods 0.000 description 1
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Abstract
The utility model provides a pneumatic vertical centering fixture of variable displacement vehicle air conditioner compressor back lid, belong to vehicle air conditioner compressor processing frock field, including the bottom plate, the riser, positioning disk and corner cylinder, the bottom plate level sets up, the riser is connected with the bottom plate is perpendicular, positioning disk and corner cylinder are installed to one side of riser, the positioning disk has the locating plane, install central location axle and circumference locating pin on the locating plane respectively, this anchor clamps adopts the fixed work piece of the compression mode of corner cylinder coordinated control, apply invariable holding pressure and keep stable holding pressure state through the corner cylinder balance, can improve the equilibrium of work piece clamping atress and the uniformity of each work piece stress state, improve the positioning accuracy to vehicle air conditioner compressor back lid, guarantee product processingquality, set up benchmark locating lever simultaneously, the swing range of having defined the alignment of angular orientation, reduce the alignment calibration degree of difficulty, reduce workman's intensity of labour, shorten work piece installation and fastening operating time, work piece clamping and machining efficiency can be improved.
Description
Technical Field
The utility model relates to the field of machining tools of automobile air conditioner compressors, in particular to a pneumatic vertical centering clamp for a rear cover of a variable-displacement automobile air conditioner compressor.
Background
The rear cover of the automobile air conditioner compressor is an important structural component of the automobile air conditioner compressor, different forms of machining are required to be carried out on specific parts of a casting blank according to the difference of different model design structures, and as shown in fig. 1 and 2, milling processing is required to be carried out on the air suction and exhaust column end faces 14 of 2 air suction and exhaust columns 20 arranged on the side circumferential surface of the casting blank, and drilling processing is carried out on the air suction and exhaust holes 11, the bolt holes 12 and the air suction holes 13 respectively formed on the 2 air suction and exhaust column end faces 14. The utility model patent number 2019223272827 discloses a universal drilling and milling clamp for shell parts of an automobile air conditioner compressor, wherein a rear cover of the automobile air conditioner compressor is fixed in a manual positioning and threaded fastening mode, and then earholes and earhole surfaces on the rear cover of the automobile air conditioner compressor are drilled and milled respectively. Obviously, the manual clamp has the advantages of rough structure, single function, large labor intensity, low positioning precision and low disassembly and assembly efficiency, and the clamping and compaction balance degree on the same workpiece can not be effectively ensured easily due to the difficulty in accurately controlling the fastening strength of manual screw fastening, so that large difference is generated in clamping and compaction balance among different workpieces, and the difference in clamping and compaction states of the workpieces often causes fluctuation in machining precision of the workpieces to influence the stability of product quality. Meanwhile, manual operation completely depends on visual inspection to preassemble workpieces, and in the angular positioning process, repeated swing and adjustment of the space orientation are often required in a larger range, so that the time consumption is long, the speed is low and the efficiency is low. Therefore, the tool clamp for machining the rear cover of the variable-displacement automobile air conditioner compressor used in the current production is required to be researched and improved, the workpiece positioning precision is improved, the clamping operation efficiency is improved, and the labor intensity of workers is reduced.
Disclosure of Invention
The utility model aims to provide a pneumatic vertical centering clamp for a rear cover of a variable-displacement automobile air conditioner compressor, which solves the problems in the prior art.
A variable displacement automotive air conditioner compressor rear cover pneumatic vertical centering fixture comprising: the device comprises a bottom plate, a vertical plate, a positioning plate and a corner cylinder; the bottom plate is a horizontally arranged supporting structure plate and is used for being connected with the machining platform, and the vertical plate is vertically arranged relative to the bottom plate and is fixedly connected with the bottom plate; the positioning disc and the corner air cylinders are respectively and fixedly arranged on the same side face of the vertical plate, and each positioning disc is respectively combined with 2 corner air cylinders which are mutually and correspondingly arranged to form 1 processing station of the rear cover of the automobile air conditioner compressor; the upper end face of the positioning disc is provided with a positioning plane parallel to the surface of the vertical plate, the positioning plane can be correspondingly matched with the cylinder body connecting end face of the rear cover of the automobile air conditioner compressor, the rear cover of the automobile air conditioner compressor can be vertically positioned relative to the vertical plate, the positioning plane is provided with a central positioning shaft and a circumferential positioning pin respectively, the central positioning shaft corresponds to a main shaft limiting hole on the rear cover of the automobile air conditioner compressor, the central positioning shaft can be matched with the main shaft limiting hole to center the rear cover of the automobile air conditioner compressor, the circumferential positioning pin corresponds to a positioning pin hole on the rear cover of the automobile air conditioner compressor, and the circumferential positioning pin can be matched with the positioning pin hole to perform angular positioning on the rear cover of the automobile air conditioner compressor; the pressing plates on the 2 corner cylinders are controlled in a linkage mode through the air flow control valves arranged on the bottom plate or the vertical plate, synchronous interaction is carried out between a release state and a compression state, the release state is a structural state that the pressing plates swing to the outside of the positioning disc area, the compression state is a structural state that the pressing plates swing to the inside of the positioning disc area, pressing blocks are respectively arranged on the working ends of the pressing plates, when the corner cylinders are in the compression state, the pressing blocks on the 2 pressing plates can be mutually matched and pressed on the bearing surface on the back side of the rear cover of the automobile air conditioner compressor, the rear cover of the automobile air conditioner compressor is fixedly arranged on the vertical plate, and at the moment, machining equipment can be used for machining the end face of the air suction and exhaust column and the exhaust holes, the bolt holes and the air suction holes formed in the end face of the air suction and exhaust column.
The utility model provides a variable displacement vehicle air conditioner compressor back lid pneumatic vertical centering anchor clamps, is preferring install 2 benchmark locating levers on the riser, the benchmark locating lever with the locating disk is installed jointly on the same side of riser, and respectively with the locating disk corresponds the setting, is used for tentatively prescribing a limit to vehicle air conditioner compressor back lid is relative the circumference of locating disk places the position, when will vehicle air conditioner compressor back lid is arranged in on the locating disk, the spacing hole of main shaft with after the central location axle cooperation constitutes central location, can with protruding in the suction and exhaust post of vehicle air conditioner compressor back lid outer circumference presets between 2 benchmark locating levers, prescribe a limit to vehicle air conditioner compressor back lid's the angle of can swinging, reduce in the angular orientation positioning process, the location pinhole with circumference locating pin alignment calibration's swing range reduces the operation degree of difficulty, improves work efficiency.
The pneumatic vertical centering fixture for the rear cover of the variable displacement automobile air conditioner compressor is characterized in that 2 pressing plates on the corner cylinders, which correspond to one processing station, are preferably formed, when the rear cover of the automobile air conditioner compressor is synchronously pressed by the pressing plates, the pressing points of the pressing blocks on the 2 pressing plates are circumferentially symmetrical relative to the central positioning shaft, the rear cover of the automobile air conditioner compressor is pressed in a balanced mode, and the balance and stability of the fixing and fixing of the rear cover of the automobile air conditioner compressor are guaranteed.
The pneumatic vertical centering fixture for the rear cover of the variable-displacement automobile air conditioner compressor is characterized in that the pressing block is preferably made of a rigid nonmetallic material, so that impact damage to the surface of the rear cover of the automobile air conditioner compressor, which is possibly caused by the pressing block in the pressing and fastening process, is avoided, and the product quality of the rear cover of the automobile air conditioner compressor is ensured.
The pneumatic vertical centering fixture for the rear cover of the variable displacement automobile air conditioner compressor is characterized in that at least 2 processing stations are preferably arranged on the vertical plate, the airflow control valve is fixedly arranged on the bottom plate, synchronous linkage control is carried out on the corner air cylinders in each processing station, the integration level of a system is enhanced, and the control efficiency is improved.
The pneumatic vertical centering fixture for the rear cover of the variable displacement automobile air conditioner compressor has the beneficial effects that the workpiece is fixed by adopting the compression mode of linkage control of the corner air cylinders, so that the defects of a manual screw tightening mode can be overcome, constant pressing force is applied and a stable pressing state is kept through the balance of the corner air cylinders, the uniformity of the clamping stress of the workpiece and the consistency of the stress states of all the workpieces can be improved, the positioning precision of the rear cover of the automobile air conditioner compressor is improved, and the processing quality of products is ensured; meanwhile, the manual screwing fastening operation mode is replaced, the reference positioning rods for initial limiting are arranged, the swing range for angular positioning alignment calibration is limited in the area between the two reference positioning rods, the alignment calibration difficulty is reduced, the labor intensity of workers can be obviously reduced, the mounting and fastening operation time of workpieces can be shortened, and the clamping and processing efficiency of the rear cover of the automobile air conditioner compressor is improved.
Drawings
Fig. 1 is a front side perspective view of a rear cover of a variable displacement automotive air conditioner compressor.
Fig. 2 is a rear side perspective view of a rear cover of a variable displacement automotive air conditioner compressor.
Fig. 3 is a perspective structure diagram of a release state of a pneumatic vertical centering clamp of a rear cover of a variable displacement automobile air conditioner compressor.
Fig. 4 is a perspective structure diagram of a compression state of a pneumatic vertical centering clamp of a rear cover of a variable displacement automobile air conditioner compressor.
Fig. 5 is a top view of a compressed state of a pneumatic vertical centering clamp of a rear cover of a variable displacement automobile air conditioner compressor.
Detailed Description
Further, the technical scheme of the utility model is specifically described with reference to specific embodiments and attached drawings.
The pneumatic vertical centering fixture for the rear cover of the variable displacement automobile air conditioner compressor is composed of a bottom plate 1, a vertical plate 2, a positioning disc 3, a corner cylinder 4, a reference positioning rod 9 and an airflow control valve 19 as shown in figures 3 to 5.
The base plate 1 is horizontally arranged, the vertical plate 2 is vertically and fixedly connected with the base plate 1, 2 positioning disks 3, 4 corner cylinders 4 and 4 datum positioning rods 9 are respectively and fixedly arranged on the same side face of the vertical plate 2, wherein each 1 positioning disk 3 is matched with the corresponding 2 corner cylinders 4 and 2 datum positioning rods 9 to form a processing station of a rear cover 10 of the automobile air conditioner compressor, and 2 processing stations are formed on the vertical plate 2; the upper end face of the positioning disc 3 is provided with a positioning plane, a central positioning shaft 5 and a circumferential positioning pin 6 are respectively arranged on the positioning plane, the height of the central positioning shaft 5 relative to the positioning plane is larger than the height of the circumferential positioning pin 6 relative to the positioning plane, a pressing plate 7 on 2 corner cylinders 4 is kept in linkage control, and can be controlled to swing synchronously to the outside of the area of the positioning disc 3 or swing synchronously to the inside of the area of the positioning disc 3, pressing blocks 8 made of nylon materials are respectively arranged on the working ends of the pressing plates 7, and when 2 pressing plates 7 corresponding to each other on the same processing station swing to the inside of the area of the positioning disc 3, the pressing blocks 8 on the 2 pressing plates 7 are circumferentially symmetrical relative to the central positioning shaft 5; the reference positioning rods 9 are correspondingly arranged with the installation positions of the circumferential positioning pins 6 on the positioning disc 3, and after the rear cover 10 of the automobile air conditioner compressor is matched and limited by the central positioning shaft 5 and the circumferential positioning pins 6, the air suction and exhaust columns 20 on the rear cover 10 of the automobile air conditioner compressor can be positioned in the middle area of 2 reference positioning rods 9; the air flow control valve 19 is a manual double-position linkage control valve, and is fixedly arranged on the bottom plate 1, linkage control is implemented on 4 corner cylinders 4 on 2 processing stations, and 2 control positions of the air flow control valve 19 correspond to a release state and a compression state of the corner cylinders 4 respectively.
The pneumatic vertical centering fixture for the rear cover of the variable-displacement automobile air conditioner compressor is used for processing the rear cover of the variable-displacement automobile air conditioner compressor shown in fig. 1 and 2 on a vertical processing center, and the specific method is as follows:
step 1, fixedly mounting a rear cover pneumatic vertical centering fixture of a variable displacement automobile air conditioner compressor on a processing platform of a vertical processing center by utilizing a bottom plate 1, controlling an airflow control valve 19, and pre-placing 2 groups of corner cylinders 4 on 2 processing stations in a release state as shown in fig. 3;
step 2, taking a rear cover 10 of an automobile air conditioner compressor to be processed, aligning a cylinder body connecting end face 18 of the rear cover 10 of the automobile air conditioner compressor with a positioning plane on a positioning disc 3, keeping a suction and exhaust column 20 on the rear cover 10 of the automobile air conditioner compressor between 2 reference positioning rods 9, sleeving a main shaft limiting hole 16 on the rear cover 10 of the automobile air conditioner compressor on a central positioning shaft 5 arranged on the positioning disc 3, rotating the rear cover 10 of the automobile air conditioner compressor in a region limited by the 2 reference positioning rods 9, calibrating positioning pin holes 15 on the rear cover 10 of the automobile air conditioner compressor, aligning the positioning pin holes 15 with circumferential positioning pins 6 on the positioning disc 3 respectively, pushing the rear cover 10 of the automobile air conditioner compressor, sleeving the positioning pin holes 15 on the circumferential positioning pins 6 in a matched mode, and enabling the cylinder body connecting end face 18 of the rear cover 10 of the automobile air conditioner compressor to be in a matched mode with the positioning plane on the positioning disc 3 to lean against the positioning plane on the positioning disc 3 to complete the installation of the rear cover 10 of the automobile air conditioner compressor; then, another back cover 10 of the automobile air conditioner compressor to be added is taken, the operation process is repeated on the other positioning disc 3, and the back cover 10 of the automobile air conditioner compressor is also arranged on the other positioning disc 3; subsequently, the air flow control valve 19 is controlled to synchronously change the 4 corner air cylinders 4 into a compression state, as shown in fig. 4 and 5, 2 groups of pressing plates 7 respectively swing in a linkage manner into the area of the positioning disc 3, the pressing blocks 8 on the pressing plates 7 respectively press against the bearing surfaces 17 on the back side of the rear cover 10 of the automobile air conditioner compressor, and the rear covers 10 of the automobile air conditioner compressors arranged on the 2 positioning discs 3 are respectively correspondingly pressed and fastened;
step 3, starting the vertical machining center, as shown in fig. 1 and 2, milling the end face 14 of the air suction and exhaust column on the rear cover 10 of the automobile air conditioner compressor in a time-sharing manner, and drilling the air exhaust hole 11, the bolt hole 12 and the air suction hole 13 arranged on the end face 14 of the air suction and exhaust column;
and 4, after the machining is finished, controlling the airflow control valve 19 again, recovering the linkage of the 4 corner cylinders 4 to the release state, releasing the pressing fastening of the pressing plate 7 on the rear cover 10 of the automobile air conditioner compressor, respectively removing the rear cover 10 of the automobile air conditioner compressor from the 2 positioning plates 3 after the machining is finished, and repeating the operation process of the step 2, and circularly machining the rear covers 10 of the other automobile air conditioner compressors to be machined until the machining of all workpieces is finished.
Claims (5)
1. The utility model provides a pneumatic vertical centering anchor clamps of variable displacement vehicle air conditioner compressor back lid which characterized in that includes: a bottom plate (1), a vertical plate (2), a positioning disc (3) and a corner cylinder (4); the bottom plate (1) is a horizontally arranged supporting structure plate, and the vertical plate (2) is vertically arranged relative to the bottom plate (1) and is fixedly connected with the bottom plate (1); the positioning disc (3) and the corner air cylinders (4) are respectively and fixedly arranged on the same side face of the vertical plate (2), and each positioning disc (3) is respectively combined with 2 corner air cylinders (4) which are mutually and correspondingly arranged to form a processing station of a rear cover (10) of the automobile air conditioner compressor; the upper end face of the positioning disc (3) is provided with a positioning plane parallel to the plate face of the vertical plate (2), the positioning plane can form corresponding matching with the cylinder body connecting end face of the rear cover (10) of the automobile air conditioner compressor, a central positioning shaft (5) and a circumferential positioning pin (6) are respectively arranged on the positioning plane, the central positioning shaft (5) corresponds to a main shaft limiting hole (16) in the rear cover (10) of the automobile air conditioner compressor, and the circumferential positioning pin (6) corresponds to a positioning pin hole (15) in the rear cover (10) of the automobile air conditioner compressor; 2 clamp plates (7) on corner cylinder (4) utilize install bottom plate (1) or air current control valve (19) on riser (2) keep coordinated control, synchronous alternate between release state and compression state install briquetting (8) respectively on the work end of clamp plate (7), work as corner cylinder (4) are when compression state, 2 briquetting (8) on clamp plate (7) can mutually support and press on pressure-bearing surface (17) of vehicle air conditioner compressor back lid (10) back side, will vehicle air conditioner compressor back lid (10) are fixed to be fastened on riser (2).
2. The pneumatic vertical centering fixture for the rear cover of the variable displacement automobile air conditioner compressor of claim 1, wherein: install 2 benchmark locating levers (9) on riser (2), benchmark locating lever (9) with locating plate (3) are installed on the same side of riser (2), and respectively with locating plate (3) correspond the setting, when will vehicle air conditioner compressor back lid (10) are arranged in on locating plate (3), main shaft spacing hole (16) with after center location axle (5) cooperation constitutes central location, can with protruding in suction and exhaust post (20) of vehicle air conditioner compressor back lid (10) outer circumference are preset between 2 benchmark locating lever (9), inject vehicle air conditioner compressor back lid (10) can swing the angle.
3. The pneumatic vertical centering fixture for the rear cover of the variable displacement automobile air conditioner compressor as claimed in claim 2, wherein: when the pressing plates (7) on the 2 corner cylinders (4) corresponding to one machining station are synchronously pressed against the rear cover (10) of the automobile air conditioner compressor, the pressing points of the pressing blocks (8) on the 2 pressing plates (7) are circumferentially symmetrical relative to the center positioning shaft (5).
4. A variable displacement automotive air conditioner compressor rear cover pneumatic vertical centering fixture as claimed in any one of claims 1 to 3, wherein: the press block (8) is made of a rigid nonmetallic material.
5. The pneumatic vertical centering fixture for the rear cover of the variable displacement automobile air conditioner compressor of claim 4, wherein: at least 2 processing stations are arranged on the vertical plate (2), and the airflow control valve (19) is fixedly arranged on the bottom plate (1) and synchronously controls the rotation angle air cylinders (4) in the processing stations in a linkage mode.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202420244826.1U CN220592399U (en) | 2024-02-01 | 2024-02-01 | Pneumatic vertical centering clamp for rear cover of variable-displacement automobile air conditioner compressor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202420244826.1U CN220592399U (en) | 2024-02-01 | 2024-02-01 | Pneumatic vertical centering clamp for rear cover of variable-displacement automobile air conditioner compressor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220592399U true CN220592399U (en) | 2024-03-15 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202420244826.1U Active CN220592399U (en) | 2024-02-01 | 2024-02-01 | Pneumatic vertical centering clamp for rear cover of variable-displacement automobile air conditioner compressor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220592399U (en) |
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2024
- 2024-02-01 CN CN202420244826.1U patent/CN220592399U/en active Active
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