CN208556725U - A kind of small stomidium milling fixture of piston rod - Google Patents
A kind of small stomidium milling fixture of piston rod Download PDFInfo
- Publication number
- CN208556725U CN208556725U CN201820519397.9U CN201820519397U CN208556725U CN 208556725 U CN208556725 U CN 208556725U CN 201820519397 U CN201820519397 U CN 201820519397U CN 208556725 U CN208556725 U CN 208556725U
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- China
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- pressure plate
- plate
- connecting rod
- positioning pin
- piston rod
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Abstract
The utility model discloses a kind of small stomidium milling fixtures of piston rod, including pedestal, the base upper surface is inclined surface, fixed be arranged side by side has multiple connecting rods to compress station in the inclined plane, it includes the crank bore positioning pin that inclined surface lower part is arranged in and the wrist-pin hole positioning pin on inclined surface top that each connecting rod, which compresses station, cushion cover is respectively and fixedly provided on the crank bore positioning pin and wrist-pin hole positioning pin, stud and positioning column are further fixed in the inclined surface of pedestal, the stud bottom is arranged with reset spring, stud is also connected with a pressure plate with long slot hole above reset spring, the pressure plate includes compressed part and positioning region, the stud is threaded with clamp nut above pressure plate, when compressing pressure plate, the compressed part of pressure plate compresses crank bore and wrist-pin hole simultaneously.What the fixture can consolidate compresses connecting rod, and connecting rod will not generate shaking when processing.
Description
Technical field
The utility model belongs to piston rod manufacture field, and in particular to a kind of small stomidium milling fixture.
Background technique
The small stomidium of piston rod needs to carry out milling by milling cutter to form inclined-plane, and current main Clamping Apparatus of Connecting Rod
Be single-piece fix, single-piece work, time-consuming effort, inefficiency, while if benchmark is inconsistent when single-piece work can seriously affect
Processing quality.
A kind of piston rod fixture is had also appeared at present, although piston rod fixture energy multiple workpiece of clamping, are
The medium position of two plug connecting rods is only pressed on by compact heap, and the position compressed every time is different, clamping area is small, wrist-pin end of connecting rod
There may be shakings for that side of hole, and processing dimension is caused to have deviation, cause to generate useless part.
Utility model content
In order to solve one or more drawbacks described above in the prior art, technical problem to be solved in the utility model is
A kind of small stomidium milling fixture of piston rod is provided, what which can consolidate compresses connecting rod, connects when processing
Bar will not generate shaking, meanwhile, processing efficiency can be effectively improved, connecting rod is efficient and convenient when removing.
To achieve the above object, the utility model provides a kind of small stomidium milling fixture of piston rod, including pedestal, institute
Stating base upper surface is inclined surface, and fixed be arranged side by side has multiple connecting rods to compress station in the inclined plane, and each connecting rod compresses
Station includes the crank bore positioning pin that inclined surface lower part is arranged in and the wrist-pin hole positioning pin on inclined surface top, described
Be respectively and fixedly provided with cushion cover on crank bore positioning pin and wrist-pin hole positioning pin, the inclined surface of pedestal be further fixed on stud and
Positioning column, the stud bottom are arranged with reset spring, and stud is also connected with a pressure with long slot hole above reset spring
Tight plate, the pressure plate include compressed part and positioning region, which is threaded with clamp nut above pressure plate, described
Pressure plate end offer be not penetrated pressure plate to the guide slots that are matched with positioning column, compress pressure plate when
It waits, the compressed part of pressure plate compresses crank bore and wrist-pin hole simultaneously, and the positioning column and guide slots match.
The utility model compresses station by the way that multiple connecting rods are arranged on the inclined surface of pedestal, when connecting rod compresses on station
Wrist-pin end of connecting rod milling inclined-plane can quickly be removed to connecting rod after completing and clamping, effectively raises processing efficiency, together
When, the pressure plate of the utility model is pressed on big end and the small end of connecting rod by compressed part simultaneously, so that connecting rod is positioning
When to compress area bigger, compress it is more firm, after completing the process, it is only necessary to unscrew clamp nut, and pull pressure
Tight plate quickly can make pressure plate step down, and facilitate the replacement of connecting rod.
In order to enable when the fixture of the utility model is more saved material and is assembled when manufacture more just
Victory, the pedestal include bottom plate, several angle vertical plates are provided on the bottom plate, the upper surface inclination of every two angle vertical plate is simultaneously
It is removably connected with a hang plate, the connecting rod compresses station and is fixed on the hang plate, and each connecting rod compresses station and one and inclines
Inclined plate is corresponding.
In order to enable the service life is longer for reset spring, pressure ring is additionally provided between the reset spring and pressure plate
Piece, the setting of pressure ring piece keep the contact area of itself and pressure plate bigger.
In order to enable cost is lower when pressure plate makes, the pressure plate is in T-shape, and the compressed part of pressure plate is big
Head end.It can realize while compress the stub end and small head end of connecting rod.
In order to enable crank bore positioning pin and wrist-pin hole positioning pin may be implemented to replace, the crank bore
Positioning pin and wrist-pin hole positioning pin bottom all have the thread segment across hang plate, and pass through the thread segment and spiral shell of its bottom
Mother is fixed on hang plate.After being worn in face of the connecting rod of different model or positioning pin, directly replacing positioning pin is
It can.
In order to enable hang plate positioning is stronger more acurrate, also have in that minimum one end of the height of the angle vertical plate
One clip-connecting rod.
The beneficial effects of the utility model are: first, the utility model on the inclined surface of pedestal by being arranged multiple companies
Bar compresses station, can quickly be removed to connecting rod and clamping after wrist-pin end of connecting rod milling inclined-plane is completed, effective to improve
Processing efficiency, meanwhile, the pressure plate of the utility model is pressed on big end and the small end of connecting rod by compressed part simultaneously, makes
It is bigger to obtain connecting rod compression area when positioning, compresses more firm；
Second, by setting pedestal to the structure of bottom plate, angle board and hang plate assembly, so that pedestal is in production
When materials more save；
Third, after completing the process, it is only necessary to clamp nut be unscrewed, and pull pressure plate that can quickly to press
Tight plate is stepped down, and the replacement of connecting rod is facilitated, while setting guiding hole slot below pressure plate, ensure that each pressure plate is compressing connecting rod
When be pressed on same position, without adjustment, improve work efficiency.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the utility model；
Fig. 2 is the main view of the utility model；
Fig. 3 is the top view of the utility model.
In figure: 1, pedestal；2, big stomidium positioning pin；3, small stomidium positioning pin；4, cushion cover；5, stud；6, reset spring；7,
Pressure plate；8, compressed part；9, positioning region；10, clamp nut；11, long slot hole；12, guide slots；13, positioning column；14, small end
Hole；15, big stomidium；16, bottom plate；17, angle vertical plate；18, hang plate；19, nut；20, clip-connecting rod；21, piston rod；22,
Pressure ring piece.
Specific embodiment
The utility model is described in further detail with reference to the accompanying drawings and examples:
A kind of small stomidium milling fixture of piston rod shown in Fig. 1-3 is participated in, including pedestal 1,1 upper surface of pedestal are
Inclined surface, fixed be arranged side by side has multiple connecting rods to compress station in the inclined plane, and it includes that setting exists that each connecting rod, which compresses station,
The crank bore positioning pin 2 of inclined surface lower part and the wrist-pin hole positioning pin 3 on inclined surface top, the crank bore are fixed
It is respectively and fixedly provided with cushion cover 4 on position pin 2 and wrist-pin hole positioning pin 3, is further fixed on stud 5 and positioning column in the inclined surface of pedestal 1
13,5 bottom of stud is arranged with reset spring 6, and stud 5 is also connected with one above reset spring 6 has long slot hole 11
Pressure plate 7, the pressure plate 7 include compressed part 8 and positioning region 9, which is threaded with compression in the top of pressure plate 7
Nut 10,7 end of pressure plate offer be not penetrated pressure plate 7 to the guide slots 12 that are matched with positioning column,
When compressing pressure plate 7, the compressed part 8 of pressure plate 7 compresses crank bore and wrist-pin hole, the positioning column 13 simultaneously
It is matched with guide slots.
The utility model by be arranged on the inclined surface of pedestal 1 several piston rods 21 compress station (Fig. 1 to 3 only
Only show two compression stations, the protection scope of the utility model is not limited to two compression stations), when the connecting rod on station
Small stomidium milling inclined-plane can quickly be removed to connecting rod after completing and clamping, effectively raises processing efficiency, in addition,
By fixing cushion cover 4 on crank bore positioning pin 2 and wrist-pin hole positioning pin 3, can accurately and piston rod it is big
The bottom surface of stomidium 15 and small stomidium 14 matches.Meanwhile the pressure plate 7 of the utility model passes through compressed part 8 while the company of being pressed on
The big end of bar and small end so as to compress area when positioning bigger for connecting rod, compress it is more firm, complete the process with
Afterwards, it is only necessary to clamp nut 10 be unscrewed, and pull pressure plate 7, due to offering the guide slots being not penetrated on pressure plate 7
12, so positioning column 13 and guide slots 12 match, and pressure plate 7 will not deflect direction when pulling pressure plate 7
Quickly make pressure plate 7 step down, facilitates the replacement of connecting rod.
The utility model application when, be fixed on the workbench on lathe, then on it by connecting rod into
Row positioning compression starts lathe, and workbench starts to move and drives the connecting rod on fixture mobile, when the mobile Shi Qi little stomidium of connecting rod
14 are moved to the milling cutter of lathe, and milling cutter starts to process small end, will be every after workbench is completed to side movement
Pressure plate 7 on a station unclamps, and pulls open pressure plate 7, due to being provided with guide slots 12 below pressure plate 7, so drawing
When dynamic pressure plate 7, position will not be deviated, and when to compress to next piston rod 21, push pressure plate 7 then
Clamp nut 10 is tightened, pressure plate 7 can be directly pressed on the big stomidium 15 and small stomidium 14 of piston rod 21.
In order to enable when the fixture of the utility model is more saved material and is assembled when manufacture more just
Victory, the pedestal 1 include bottom plate 16, are provided with several angle vertical plates, the upper table of every two angle vertical plate 17 on the bottom plate 16
Face tilts and is removably connected with a hang plate 18, and the connecting rod compresses station and is fixed on the hang plate 18, each connecting rod pressure
Tight station and a hang plate 18 are corresponding.
In order to enable the service life is longer for reset spring 6, pressure is additionally provided between the reset spring 6 and pressure plate 7
Ring plate 22, the setting of pressure ring piece 22 keep the contact area of itself and pressure plate 7 bigger.It so, it is possible to prevent pressure plate 7 from pulling
When and reset spring 6 friction make its abrasion aggravation.
In order to enable cost is lower when pressure plate 7 makes, the pressure plate 7 is in T-shape, only by the pressure of pressure plate 7
Tight portion 8 is stub end, can realize while compress the stub end and small head end of connecting rod, meanwhile, and save the production of pressure plate 7
Material.
In order to enable crank bore positioning pin and wrist-pin hole positioning pin may be implemented to replace, the crank bore
Positioning pin and wrist-pin hole positioning pin bottom all have the thread segment across hang plate 18, and by the thread segment of its bottom and
Nut 19 is fixed on hang plate 18.After being worn in face of the connecting rod of different model or positioning pin, directly replacement is fixed
Position pin.
In order to enable hang plate 18 position it is stronger more acurrate, that minimum one end of the height of the angle vertical plate 17 also
With a clip-connecting rod 20.Hang plate 18 is fixed by screws on angle board, when connecting rod carries out Milling Process, spiral shell
Nail can be extruded stress, and deformation occurs for screw in order to prevent, be additionally provided with clip-connecting rod in that minimum one end of 17 height of angle vertical plate
20, just angle vertical plate 17 is blocked.
The preferred embodiments of the present invention have been described in detail above.It should be appreciated that the ordinary skill people of this field
Member according to the present utility model can conceive without creative work makes many modifications and variations.Therefore, all this technology necks
Technical staff passes through logic analysis, reasoning or limited reality according to the design of the utility model on the basis of existing technology in domain
Available technical solution is tested, it all should be within the scope of protection determined by the claims.
Claims (6)
1. a kind of small stomidium milling fixture of piston rod, it is characterised in that: including pedestal, the base upper surface is inclined surface,
Fixed be arranged side by side has multiple connecting rods to compress station in the inclined plane, and it includes being arranged under inclined surface that each connecting rod, which compresses station,
The crank bore positioning pin in portion and the wrist-pin hole positioning pin on inclined surface top, the crank bore positioning pin and connecting rod
It is respectively and fixedly provided with cushion cover on small stomidium positioning pin, is further fixed on stud and positioning column, the stud bottom set in the inclined surface of pedestal
Equipped with reset spring, stud is also connected with a pressure plate with long slot hole above reset spring, and the pressure plate includes pressure
Tight portion and positioning region, the stud are threaded with clamp nut above pressure plate, and the pressure plate end, which offers, not to be passed through
Logical pressure plate to the guide slots that are matched with positioning column, when compressing pressure plate, the compressed part of pressure plate is simultaneously
Compress crank bore and wrist-pin hole.
2. the small stomidium milling fixture of piston rod as described in claim 1, it is characterised in that: the pedestal includes bottom plate, institute
It states and is provided with several angle vertical plates on bottom plate, the upper surface of every two angle vertical plate tilts and is removably connected with a hang plate,
The connecting rod compresses station and is fixed on the hang plate, and each connecting rod compresses station and a hang plate is corresponding.
3. the small stomidium milling fixture of piston rod as claimed in claim 2, it is characterised in that: the reset spring and pressure plate
Between be additionally provided with pressure ring piece.
4. the small stomidium milling fixture of piston rod as claimed in claim 3, it is characterised in that: the pressure plate is in T-shape, pressure
The compressed part of tight plate is stub end.
5. the small stomidium milling fixture of piston rod according to claim 4, it is characterised in that: the crank bore positioning
Pin and wrist-pin hole positioning pin bottom all have the thread segment across hang plate, and solid by the thread segment of its bottom and nut
It is scheduled on hang plate.
6. the small stomidium milling fixture of piston rod according to claim 5, it is characterised in that: the height of the angle vertical plate
That minimum one end also has a clip-connecting rod.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820519397.9U CN208556725U (en) | 2018-04-12 | 2018-04-12 | A kind of small stomidium milling fixture of piston rod |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820519397.9U CN208556725U (en) | 2018-04-12 | 2018-04-12 | A kind of small stomidium milling fixture of piston rod |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208556725U true CN208556725U (en) | 2019-03-01 |
Family
ID=65480393
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820519397.9U Active CN208556725U (en) | 2018-04-12 | 2018-04-12 | A kind of small stomidium milling fixture of piston rod |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208556725U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112589490A (en) * | 2020-12-15 | 2021-04-02 | 贵州凯星液力传动机械有限公司 | Sawtooth-shaped surface milling processing clamp and method for sawtooth-shaped part |
| CN115156946A (en) * | 2022-07-07 | 2022-10-11 | 沈阳飞机工业（集团）有限公司 | Multifunctional part machining clamp and using method |
| CN117733597A (en) * | 2024-02-21 | 2024-03-22 | 南通市威士真空设备有限公司 | Connecting rod fine boring fixture with batch positioning function |
-
2018
- 2018-04-12 CN CN201820519397.9U patent/CN208556725U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112589490A (en) * | 2020-12-15 | 2021-04-02 | 贵州凯星液力传动机械有限公司 | Sawtooth-shaped surface milling processing clamp and method for sawtooth-shaped part |
| CN115156946A (en) * | 2022-07-07 | 2022-10-11 | 沈阳飞机工业（集团）有限公司 | Multifunctional part machining clamp and using method |
| CN117733597A (en) * | 2024-02-21 | 2024-03-22 | 南通市威士真空设备有限公司 | Connecting rod fine boring fixture with batch positioning function |
| CN117733597B (en) * | 2024-02-21 | 2024-04-30 | 南通市威士真空设备有限公司 | Connecting rod fine boring fixture with batch positioning function |
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