CN110315366A - A kind of piston pin hole processing and positioning device - Google Patents
A kind of piston pin hole processing and positioning device Download PDFInfo
- Publication number
- CN110315366A CN110315366A CN201910692299.4A CN201910692299A CN110315366A CN 110315366 A CN110315366 A CN 110315366A CN 201910692299 A CN201910692299 A CN 201910692299A CN 110315366 A CN110315366 A CN 110315366A
- Authority
- CN
- China
- Prior art keywords
- positioning
- support
- pedestal
- block
- piston
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 claims abstract description 21
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims 3
- 229910052742 iron Inorganic materials 0.000 claims 1
- 239000000306 component Substances 0.000 description 6
- 230000006835 compression Effects 0.000 description 3
- 238000007906 compression Methods 0.000 description 3
- 238000003754 machining Methods 0.000 description 2
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- 239000004411 aluminium Substances 0.000 description 1
- 239000008358 core component Substances 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000004880 explosion Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000001737 promoting effect Effects 0.000 description 1
- 238000012797 qualification Methods 0.000 description 1
- 230000003252 repetitive effect Effects 0.000 description 1
- 239000000758 substrate Substances 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
- B23Q3/00—Devices holding, supporting, or positioning work or tools, of a kind normally removable from the machine
- B23Q3/02—Devices holding, supporting, or positioning work or tools, of a kind normally removable from the machine for mounting on a work-table, tool-slide, or analogous part
- B23Q3/06—Work-clamping means
- B23Q3/062—Work-clamping means adapted for holding workpieces having a special form or being made from a special material
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Pistons, Piston Rings, And Cylinders (AREA)
Abstract
The present invention discloses a kind of piston pin hole processing and positioning device, including pedestal (1), it is characterized by: being provided with v block (2) on the pedestal (1), locating piece (3) have been bolted to connection on the v block (2), positioning pin (4) are provided on the locating piece (3), two threaded holes distributed along its length are offered on the v block (2), the threaded hole internal screw thread is connected with positioning screw (5), the positioning pressuring plate (8) for being also socketed with positioning sleeve (6) on the positioning screw (5) and being contacted with piston (7) end, Liang Tao bondage mechanism is additionally provided on the pedestal (1), the bondage mechanism is by being located at v block (2) two sides and the chain (9) of symmetrical first assembly and the second component and connection between them forms.
Description
Technical field
The present invention relates to frock clamp field, especially a kind of piston pin hole processing and positioning device.
Background technique
Piston is the core component of engine, is subject to main stress accessory when explosion pressure in cylinder, the quality of piston
It will have a direct impact on the service life and safety of engine.So wanting the processing ruler of strict control cylinder sleeve during Piston Machining
Very little and geometric tolerance.When needing the pin hole processing on piston, traditional compression mode mostly uses piston crown excircle orientation, pressure
Tight annular groove side wall or the structure for compressing bottom end face, although the structure of compression ring groove sidewall is able to achieve substrate hold-down function, but aluminium is living
It is low to fill in material hardness, is easy that annular groove side wall is caused to damage, and annular groove is very crucial position, once damage annular groove side wall
Piston can then be used and cause very big problem hidden danger；Although clamping piston bottom end face feels structure and can be realized compression function
Can, but skirt section outer circle is be easy to cause to deform, pin hole geometric tolerance and size are easy overproof after processing.Therefore a kind of energy is needed now
Enough solutions to the problems described above or device.
Summary of the invention
The present invention is to propose that a kind of operation is convenient, structure is simple, weight to solve above-mentioned deficiency present in the prior art
Multiple positioning accuracy is high, and stability is strong, not damaged to piston ring groove after clamping, to guarantee pin hole geometric tolerance and size after processing
Qualified positioning device.
The technical solution of the invention is as follows: a kind of piston pin hole processing and positioning device, including pedestal 1, it is characterised in that:
It is provided with v block 2 on the pedestal 1, locating piece 3 has been bolted to connection on the v block 2, has been set on the locating piece 3
It is equipped with positioning pin 4, two threaded holes distributed along its length are offered on the v block 2, the threaded hole internal screw thread connects
It is connected to positioning screw 5, the positioning pressuring plate 8 that positioning sleeve 6 is also socketed on the positioning screw 5 and is contacted with 7 end of piston,
It is additionally provided with Liang Tao bondage mechanism on the pedestal 1, the bondage mechanism is by being located at 2 two sides of v block and right
The chain 9 of the first assembly and the second component and connection of distribution between them is claimed to form,
The first assembly includes the first support 10 being fixedly connected on pedestal 1, is rotatably connected on the first support 10
The top of connector sleeve 11, the connector sleeve 11 is threadedly coupled with adjustment bolt 12, and is also threadedly coupled in adjustment bolt 12
There is locking nut 13, the top of locking nut 13 and one end of chain 9 are hinged,
Second component includes the second support 21 being fixedly connected on pedestal 1, second support 21 and clamping press plate
14 one end is hinged by shaft, and the other end of clamping press plate 14 is then rotatablely connected with the bottom end of connecting hook 15, the company
The hook head portions for connecing 15 top of hook are hooked in the end of chain 9, and the second component further includes the third support being fixedly connected on pedestal 1
16, rotational support has eccentric wheel 17 on the third support 16, and handle 18, the eccentric wheel 17 are provided on the eccentric wheel 17
Bottom be equipped with flaccid part 19 and compressed part 20, when the compressed part 20 and the top face contact of clamping press plate 14, the folder
Press plate 14 and is in horizontality.
The present invention compared with the existing technology, has the advantages that
The piston pin hole processing and positioning device of this kind of structure type, it is simple in sturcture, ingenious in design, it is rationally distributed.It is for biography
Unite piston pin hole processing when used positioning device it is exposed in use the problem of, design a kind of special knot
Structure.It is positioned using rotation direction of the positioning pin being located on v block to piston, using positioning pressuring plate to the front and back of piston
Direction is positioned, and is positioned using the chain for being strapped in piston periphery to its circumferential direction, the operation of this positioning device is convenient,
Structure is simple, and repetitive positioning accuracy is high, and stability is strong, not damaged to piston ring groove after clamping, ensure that pin hole morpheme after processing
Tolerance and size qualification, and by clamped one time, may be implemented piston pin hole, oil duct, circlip groove, it is interior away from, head bore, assembly
The processing at multiple positions such as hole nest, significantly improves processing efficiency and quality stability.It can be said that it have it is a variety of excellent
Point, particularly suitable for promoting and applying in the art, market prospects are very wide.
Detailed description of the invention
Fig. 1 is the main view of the embodiment of the present invention.
Fig. 2 is the side view of the embodiment of the present invention.
Specific embodiment
Below in conjunction with Detailed description of the invention a specific embodiment of the invention.It is as shown in Figure 1 and Figure 2: a kind of piston pin hole processing
Positioning device, including pedestal 1 are provided with v block 2 on this pedestal 1, and it is fixed to be bolted to connection on the v block 2
Position block 3, is provided with positioning pin 4 on the locating piece 3, two screw threads distributed along its length is offered on the v block 2
Hole, the threaded hole internal screw thread are connected with positioning screw 5, be also socketed on the positioning screw 5 positioning sleeve 6 and with piston 7
The positioning pressuring plate 8 of end contact,
It is additionally provided with Liang Tao bondage mechanism on the pedestal 1, the bondage mechanism is by being located at 2 two sides of v block and right
The chain 9 of the first assembly and the second component and connection of distribution between them is claimed to form,
The first assembly includes the first support 10 being fixedly connected on pedestal 1, is rotatably connected on the first support 10
The top of connector sleeve 11, the connector sleeve 11 is threadedly coupled with adjustment bolt 12, and is also threadedly coupled in adjustment bolt 12
There is locking nut 13, the top of locking nut 13 and one end of chain 9 are hinged,
Second component includes the second support 21 being fixedly connected on pedestal 1, second support 21 and clamping press plate
14 one end is hinged by shaft, and the other end of clamping press plate 14 is then rotatablely connected with the bottom end of connecting hook 15, the company
The hook head portions for connecing 15 top of hook are hooked in the end of chain 9, and the second component further includes the third support being fixedly connected on pedestal 1
16, rotational support has eccentric wheel 17 on the third support 16, and handle 18, the eccentric wheel 17 are provided on the eccentric wheel 17
Bottom be equipped with flaccid part 19 and compressed part 20, when the compressed part 20 and the top face contact of clamping press plate 14, the folder
Press plate 14 and is in horizontality.
The course of work of the piston pin hole processing and positioning device of the embodiment of the present invention is as follows: will be positioned, is clamped
Workpiece (piston) be placed on v block 2, allow positioning pin 4 to be inserted into the dowel hole on piston, then respectively in v block 2
Rear and front end be threadedly coupled positioning screw 5, according to the model of piston, specification selection appropriate length positioning sleeve 6, positioning spiral shell
Under the action of bar 5, positioning pressuring plate 8 compresses piston；Two positioning pressuring plates 8 being socketed on two sets of positioning screws 5, from former and later two
Piston is positioned on direction；
Then the free end of chain 9 in bondage mechanism is connected with the hook head portions of connecting hook 15, and is driven partially by handle 18
Heart wheel 17 rotates, and the compressed part 20 of 17 bottom end of eccentric wheel turns to the state contacted with clamping press plate 14, clamping press plate 14 is pressed
To horizontality, connecting hook 15 will tighten chain 9 at this time, and chain 9 in the circumferential tightens piston；
In use, relative position of the adjustment bolt 12 on connector sleeve 11 can be adjusted according to the specification and size of piston, adjusts and close
After suitable (will not only allow chain 9 to generate excessive pressure to piston, but also can be fixed), spiral shell will be adjusted using locking nut 13
Bolt 12 is standby tight；
After Piston Machining, handle 18 is reversely pulled, flaccid part 19 is allowed to turn to the top of clamping press plate 14, clamping press plate 14
After being lifted up, chain 9 comes back to relaxed state, can unclamp connecting hook 15 and chain 9；Then two are positioned respectively
Screw rod 5 is disassembled from v block 2, can remove piston from v block 2.
Claims (1)
1. a kind of piston pin hole processing and positioning device, including pedestal (1), it is characterised in that: be provided with V-type on the pedestal (1)
Iron (2) has been bolted to connection locating piece (3) on the v block (2), has been provided with positioning pin on the locating piece (3)
(4), two threaded holes distributed along its length are offered on the v block (2), the threaded hole internal screw thread is connected with fixed
Position screw rod (5), the positioning pressuring plate for being also socketed with positioning sleeve (6) and being contacted with piston (7) end on the positioning screw (5)
(8),
Liang Tao bondage mechanism is additionally provided on the pedestal (1), the bondage mechanism is by being located at v block (2) two sides
And chain (9) composition of symmetrical first assembly and the second component and connection between them,
The first assembly includes the first support (10) being fixedly connected on pedestal (1), is rotated on the first support (10)
It is connected with connector sleeve (11), the top of the connector sleeve (11) is threadedly coupled with adjustment bolt (12), and in adjustment bolt
(12) it being also threaded on locking nut (13), the top of locking nut (13) and one end of chain (9) are hinged,
Second component includes the second support (21) being fixedly connected on pedestal (1), second support (21) and folder
The one end for pressing plate (14) is hinged by shaft, and the other end of clamping press plate (14) is then rotated with the bottom end of connecting hook (15)
Connection, the hook head portions on connecting hook (15) top are hooked in the end of chain (9), and the second component further includes being fixedly connected on bottom
Third support (16) on seat (1), rotational support has eccentric wheel (17) on the third support (16), on the eccentric wheel (17)
It is provided with handle (18), the bottom of the eccentric wheel (17) is equipped with flaccid part (19) and compressed part (20), when the compressed part
(20) with the top face contact of clamping press plate (14) when, the clamping press plate (14) is in horizontality.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910692299.4A CN110315366A (en) | 2019-07-30 | 2019-07-30 | A kind of piston pin hole processing and positioning device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910692299.4A CN110315366A (en) | 2019-07-30 | 2019-07-30 | A kind of piston pin hole processing and positioning device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110315366A true CN110315366A (en) | 2019-10-11 |
Family
ID=68124773
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910692299.4A Pending CN110315366A (en) | 2019-07-30 | 2019-07-30 | A kind of piston pin hole processing and positioning device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110315366A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110757195A (en) * | 2019-10-29 | 2020-02-07 | 哈尔滨锅炉厂有限责任公司 | Novel chain type header V-shaped supporting device |
Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202097573U (en) * | 2011-04-13 | 2012-01-04 | 安徽应流机电股份有限公司 | Fixture |
| CN102729076A (en) * | 2011-04-14 | 2012-10-17 | 江苏威立机电制造有限公司 | Large-diameter thin-walled cylinder body clamping mechanism |
| CN202971778U (en) * | 2012-11-23 | 2013-06-05 | 山东中烟工业有限责任公司青岛卷烟厂 | Chain tensioning device used for tobacco cutter |
| CN104249262A (en) * | 2014-09-11 | 2014-12-31 | 江苏华江科技有限公司 | Combined fixture for machining of breaker shell |
| CN204818805U (en) * | 2015-07-04 | 2015-12-02 | 江苏标新久保田工业有限公司 | Locking device is used in processing of heavy -calibre elbow |
| CN207656317U (en) * | 2017-12-20 | 2018-07-27 | 江苏益马机械有限公司 | A kind of big work pieces process fixture of chain type clamping |
| CN207710333U (en) * | 2017-12-06 | 2018-08-10 | 霍山嘉远智能制造有限公司 | Safety valve horizontal Machining centers combined precision processing unit (plant) |
| CN109807648A (en) * | 2019-01-08 | 2019-05-28 | 杭州联德精密机械股份有限公司 | The clamping tooling of large capacity adjusting shell |
| CN210677821U (en) * | 2019-07-30 | 2020-06-05 | 大连汇隆活塞股份有限公司 | Piston pin hole processing and positioning device |
-
2019
- 2019-07-30 CN CN201910692299.4A patent/CN110315366A/en active Pending
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202097573U (en) * | 2011-04-13 | 2012-01-04 | 安徽应流机电股份有限公司 | Fixture |
| CN102729076A (en) * | 2011-04-14 | 2012-10-17 | 江苏威立机电制造有限公司 | Large-diameter thin-walled cylinder body clamping mechanism |
| CN202971778U (en) * | 2012-11-23 | 2013-06-05 | 山东中烟工业有限责任公司青岛卷烟厂 | Chain tensioning device used for tobacco cutter |
| CN104249262A (en) * | 2014-09-11 | 2014-12-31 | 江苏华江科技有限公司 | Combined fixture for machining of breaker shell |
| CN204818805U (en) * | 2015-07-04 | 2015-12-02 | 江苏标新久保田工业有限公司 | Locking device is used in processing of heavy -calibre elbow |
| CN207710333U (en) * | 2017-12-06 | 2018-08-10 | 霍山嘉远智能制造有限公司 | Safety valve horizontal Machining centers combined precision processing unit (plant) |
| CN207656317U (en) * | 2017-12-20 | 2018-07-27 | 江苏益马机械有限公司 | A kind of big work pieces process fixture of chain type clamping |
| CN109807648A (en) * | 2019-01-08 | 2019-05-28 | 杭州联德精密机械股份有限公司 | The clamping tooling of large capacity adjusting shell |
| CN210677821U (en) * | 2019-07-30 | 2020-06-05 | 大连汇隆活塞股份有限公司 | Piston pin hole processing and positioning device |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110757195A (en) * | 2019-10-29 | 2020-02-07 | 哈尔滨锅炉厂有限责任公司 | Novel chain type header V-shaped supporting device |
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