CN207447966U - A kind of cylinder in automobile air conditioner compressor hydraulically operated fixture - Google Patents
A kind of cylinder in automobile air conditioner compressor hydraulically operated fixture Download PDFInfo
- Publication number
- CN207447966U CN207447966U CN201721613220.7U CN201721613220U CN207447966U CN 207447966 U CN207447966 U CN 207447966U CN 201721613220 U CN201721613220 U CN 201721613220U CN 207447966 U CN207447966 U CN 207447966U
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- China
- Prior art keywords
- sleeve
- expansion
- positioning seat
- drop
- cylinder
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Abstract
The utility model discloses a kind of cylinder in automobile air conditioner compressor hydraulically operated fixtures, expansion mechanism is included through the fixed drop-down oil cylinder being placed on pedestal and the piston rod being arranged with it, the round table-like drop-down sliding sleeve and ladder shaft-like expansion set positioning seat that the upper end of piston rod is arranged with mutual cooperation and is coaxially disposed, the minor diameter of ladder shaft-like expansion set positioning seat is provided with cavity, and drop-down sliding sleeve insertion cavity is interior and matched；Conical core shaft is coaxially provided on the ladder shaft-like expansion set positioning seat, the tip sleeve of conical core shaft is equipped with elastic expansion sleeve, and the top of elastic expansion sleeve is equipped with lid；It is arranged with lock sleeve outside conical core shaft, lock sleeve is located above ladder shaft-like expansion set positioning seat and is connected it with drop-down sliding sleeve using pull rod and pull rod is through expansion set positioning seat；Pull rod outer wall is provided with notch close to the position of wherein one end, and the annular table cooperation which is set with lock sleeve inner wall lower edge is fixed；Clamp ring lid is arranged with outside the lock sleeve, the upper end of lock sleeve is higher than clamp ring lid.
Description
Technical field
The utility model is related to cylinder hydraulic pressure clamp arts, and in particular to a kind of cylinder in automobile air conditioner compressor hydraulic pressure
Fixture.
Background technology
Automobile air conditioner compressor is the heart component of automotive air-conditioning system, and automobile air conditioner compressor piston is air conditioning for automobiles
A significant components in compressor, it moves reciprocatingly in the cylinder holes of front and rear cylinder, and it is swollen to complete residual gas in cylinder
Swollen, air-breathing, compression, exhaust Four processes.Automobile air conditioner compressor general use traditional in locating and machining fixes finger setting,
Position gap can be generated after positioning, workpiece positioning accuracy is poor.
Utility model content
For the deficiency in the presence of the prior art, the purpose of this utility model is to provide a kind of automobile air conditioner compressors
Cylinder hydraulically operated fixture.
To achieve the above object, the utility model employs following technical solution：A kind of cylinder in automobile air conditioner compressor
Hydraulically operated fixture including pedestal, further includes the hanging fixed frame being arranged on pedestal, and the fixed frame is equipped with to be positioned for swelling
The expansion mechanism of workpiece, the expansion mechanism are included through the fixed drop-down oil cylinder being placed on pedestal and the piston being arranged with it
Bar, the round table-like drop-down sliding sleeve and ladder shaft-like expansion set that the upper end of the piston rod is arranged with mutual cooperation and is coaxially disposed position
Seat, the minor diameter of ladder shaft-like expansion set positioning seat are provided with cavity, and drop-down sliding sleeve insertion cavity is interior and matched；The multi-diameter shaft
Conical core shaft is coaxially provided on shape expansion set positioning seat, the tip sleeve of conical core shaft is equipped with elastic expansion sleeve, and the top of elastic expansion sleeve is set
There is lid；Be arranged with lock sleeve outside conical core shaft, lock sleeve be located above ladder shaft-like expansion set positioning seat and use pull rod by its
It is connected with drop-down sliding sleeve and pull rod passes through expansion set positioning seat；Pull rod outer wall is provided with notch close to the position of wherein one end, the notch
Coordinate with the annular table that lock sleeve inner wall lower edge is set and fix；Clamp ring lid is arranged with outside the lock sleeve, lock sleeve
Upper end is higher than clamp ring lid.
Wherein, the hold-down mechanism being used cooperatively with expansion mechanism is further included, the hold-down mechanism includes base and is arranged on
Support base on base is installed with supporting rod in the support base, pressing plate is rotatably connected on supporting rod.
Further, the pressing plate is the notched T-shaped plate of stripe board or end.
Further more, the periphery of expansion mechanism is equipped with multiple guide frames on the fixed frame, the guide frame includes being oriented to
Seat and the guide rod being secured to.
Compared with the prior art, the utility model has the advantages that：Traditional fixed locating stud is made into elasticity
Expansion set eliminates the position gap that fixed pin positioning method generates, and improves positioning accuracy of the workpiece on fixture；Consolidate compared with traditional
Rationed marketing positioning method also acts as the function of clamping, is conducive to more stable during work pieces process.Under drop-down oil cylinder drives when moving downward
Sliding sleeve is drawn to move down, is coupled since drop-down sliding sleeve is formed with lock sleeve and elastic expansion sleeve, drop-down sliding sleeve moves down drive elastic expansion
Set moves down, and the endoporus of elastic expansion sleeve is matched with the tip of conical core shaft, and when moving down, conical core shaft is motionless, and elastic expansion sleeve is under
The outer diameter of conical core shaft gradually increases during shifting, so as to which elastic expansion casing brace is big, so as to play a swelling positioning to inner hole of workpiece
Effect.
Description of the drawings
Fig. 1 is the structure diagram of the utility model；
Fig. 2 is the top view of the utility model；
Fig. 3 is the sectional view of line A-A in Fig. 2；
Fig. 4 is the partial enlarged view at B positions in Fig. 3.
Specific embodiment
The utility model is described in further detail below by specific embodiment：
Reference numeral in Figure of description includes：Pedestal 1, fixed frame 2, expansion mechanism 3, hold-down mechanism 4, guide frame
5th, oil cylinder 31, piston rod 32, drop-down sliding sleeve 33, expansion set positioning seat 34, conical core shaft 35, elastic expansion sleeve 36, lid 37, lock are pulled down
Fixed 38, clamp ring lid 39, pull rod 40, base 41, support base 42, supporting rod 43, T-shaped plate 44, stripe board 45, notch 441.
Embodiment
With reference to shown in 1~Fig. 4 of figure：A kind of cylinder in automobile air conditioner compressor hydraulically operated fixture including pedestal 1, further includes hanging
The fixed frame 2 being arranged on pedestal 1, the fixed frame 2 are equipped with for the expansion mechanism 3 of swelling positioning workpiece, the swelling
Mechanism 3 is included through the drop-down oil cylinder 31 being placed on pedestal 1 of fixed frame 2 and the piston rod 32 being arranged with it, the piston rod 32
Upper end be arranged with mutual cooperation and be coaxially disposed round table-like drop-down sliding sleeve 33 and ladder shaft-like expansion set positioning seat 34, multi-diameter shaft
The minor diameter of shape expansion set positioning seat 34 is provided with cavity, and drop-down sliding sleeve 33 is embedded in cavity and matched；The ladder shaft-like is swollen
Conical core shaft 35 is coaxially provided on set positioning seat 34, the tip sleeve of conical core shaft 35 is equipped with elastic expansion sleeve 36, elastic expansion sleeve 36
Top is equipped with lid 37；Lock sleeve 38 is arranged with outside conical core shaft 35, lock sleeve 38 is located on ladder shaft-like expansion set positioning seat 34
It is connected just and with drop-down sliding sleeve 33 using pull rod 40 and pull rod 40 passes through expansion set positioning seat 34；40 outer wall of pull rod is close to wherein
The position of one end is provided with notch 441, and the annular table cooperation which is set with 38 inner wall lower edge of lock sleeve is fixed；It is described
Clamp ring lid 39 is arranged with outside lock sleeve 38, the upper end of lock sleeve 38 is higher than clamp ring lid 39.Traditional stationary positioned
Pin makes elastic expansion sleeve 36 into, eliminates the position gap that fixed pin positioning method generates, and improves positioning accuracy of the workpiece on fixture；
Compared with traditional fixed pin positioning method, the function of clamping is also acted as, is conducive to more stable during work pieces process.Pull down oil cylinder 31 to
Drop-down sliding sleeve 33 is driven to move down during lower movement, is coupled since drop-down sliding sleeve 33 is formed with lock sleeve 38 and elastic expansion sleeve 36,
Drop-down sliding sleeve 33, which moves down, drives elastic expansion sleeve 36 to move down, and the endoporus of elastic expansion sleeve 36 is matched with the tip of conical core shaft 35, under
During shifting, conical core shaft 35 is motionless, and the outer diameter of the conical core shaft 35 when moving down of elastic expansion sleeve 36 gradually increases, so as to by elastic expansion sleeve
36 supports are big, so as to play the role of swelling positioning to inner hole of workpiece.
Wherein, the hold-down mechanism 4 being used cooperatively with expansion mechanism 3 is further included, coordinates with expansion mechanism 3 and workpiece is pressed
It fastens, the hold-down mechanism 4 includes base 41 and the support base 42 being arranged on base 41, is installed in the support base 42
Supporting rod 43 is rotatably connected to pressing plate on supporting rod 43.The pressing plate is the T-shaped plate 44 of stripe board 45 or end with notch 441.
Press plate rotary connection does not interfere picking and placeing for workpiece.Work pieces process positioning fixture processing criterion degree is high, improves component interchanging
Property, it is easy to use.More steady, precision higher when compressing positioning.T-shaped plate 44 with notch 441 connects when compressing with workpiece
Contact is increased, and makes contact dot of the pressing plate with workpiece using the T-shaped plate 44 of a stripe board 45 and one with notch 441 during processing
Into trigonometric expression, compacting is more steady；The setting of notch 441 reduces contact area compared to the T-shaped plate 44 of monoblock, friction reduces,
Alleviate the weight of T-shaped plate 44.
Further more, the periphery of expansion mechanism 3 is equipped with multiple guide frames 5 on the fixed frame 2, the guide frame 5 includes
Guide holder and the guide rod being secured to.When worker is putting workpiece and enters fixture, to product there are one rough /V substantially,
If worker the direction of workpiece misplaced it is rear if be not placed into, while also function to the effect of fool proof.
Finally illustrate, above example is merely intended for describing the technical solutions of the present application, but not for limiting the present application, although ginseng
The utility model is described in detail according to preferred embodiment, it will be understood by those of ordinary skill in the art that, it can be to this
The technical solution of utility model is modified or replaced equivalently, without departing from the objective and model of technical solutions of the utility model
It encloses, should all cover among the right of the utility model.
Claims (4)
1. a kind of cylinder in automobile air conditioner compressor hydraulically operated fixture, including pedestal, it is characterised in that：It further includes and is vacantly arranged on pedestal
On fixed frame, the fixed frame is equipped with for the expansion mechanism of swelling positioning workpiece, and the expansion mechanism is included through solid
Surely the drop-down oil cylinder being placed on pedestal and the piston rod being arranged with it, the upper end of the piston rod are arranged with mutual cooperation and same
The round table-like drop-down sliding sleeve and ladder shaft-like expansion set positioning seat, the minor diameter of ladder shaft-like expansion set positioning seat that axis is set are provided with sky
Chamber, drop-down sliding sleeve insertion cavity are interior and matched；Conical core shaft, taper are coaxially provided on the ladder shaft-like expansion set positioning seat
The tip sleeve of mandrel is equipped with elastic expansion sleeve, and the top of elastic expansion sleeve is equipped with lid；Lock sleeve, lock sleeve are arranged with outside conical core shaft
It is connected above ladder shaft-like expansion set positioning seat and with drop-down sliding sleeve using pull rod and pull rod passes through expansion set positioning seat；It draws
Bar outer wall is provided with notch close to the position of wherein one end, and the annular table cooperation which is set with lock sleeve inner wall lower edge is solid
It is fixed；Clamp ring lid is arranged with outside the lock sleeve, the upper end of lock sleeve is higher than clamp ring lid.
2. a kind of cylinder in automobile air conditioner compressor hydraulically operated fixture according to claim 1, it is characterised in that：Further include with it is swollen
The hold-down mechanism that tight mechanism is used cooperatively, the hold-down mechanism include base and the support base being arranged on base, the support
Supporting rod is installed in seat, pressing plate is rotatably connected on supporting rod.
3. a kind of cylinder in automobile air conditioner compressor hydraulically operated fixture according to claim 2, it is characterised in that：The pressing plate is
The notched T-shaped plate of stripe board or end.
4. a kind of cylinder in automobile air conditioner compressor hydraulically operated fixture according to claim 3, it is characterised in that：The fixed frame
The periphery of upper expansion mechanism is equipped with multiple guide frames, and the guide frame includes guide holder and the guide rod being secured to.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721613220.7U CN207447966U (en) | 2017-11-27 | 2017-11-27 | A kind of cylinder in automobile air conditioner compressor hydraulically operated fixture |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721613220.7U CN207447966U (en) | 2017-11-27 | 2017-11-27 | A kind of cylinder in automobile air conditioner compressor hydraulically operated fixture |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207447966U true CN207447966U (en) | 2018-06-05 |
Family
ID=62275232
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721613220.7U Expired - Fee Related CN207447966U (en) | 2017-11-27 | 2017-11-27 | A kind of cylinder in automobile air conditioner compressor hydraulically operated fixture |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207447966U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112025370A (en) * | 2020-09-25 | 2020-12-04 | 莱州鸿源台钳制造有限公司 | Clamp for four-axis machining center of chain wheel seat |
| CN114515974A (en) * | 2022-03-28 | 2022-05-20 | 浙江三田汽车空调压缩机有限公司 | Pneumatic clamp for combined machining of bidirectional piston type automobile air conditioner compressor shell |
-
2017
- 2017-11-27 CN CN201721613220.7U patent/CN207447966U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112025370A (en) * | 2020-09-25 | 2020-12-04 | 莱州鸿源台钳制造有限公司 | Clamp for four-axis machining center of chain wheel seat |
| CN114515974A (en) * | 2022-03-28 | 2022-05-20 | 浙江三田汽车空调压缩机有限公司 | Pneumatic clamp for combined machining of bidirectional piston type automobile air conditioner compressor shell |
| CN114515974B (en) * | 2022-03-28 | 2024-04-02 | 浙江三田汽车空调压缩机有限公司 | Pneumatic clamp for combined machining of two-way piston type automobile air conditioner compressor cylinder body |
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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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180605 Termination date: 20201127 |