CN202846183U - Machining tool for connecting rod protruding platform surface and bolt hole - Google Patents
Machining tool for connecting rod protruding platform surface and bolt hole Download PDFInfo
- Publication number
- CN202846183U CN202846183U CN201220411374.9U CN201220411374U CN202846183U CN 202846183 U CN202846183 U CN 202846183U CN 201220411374 U CN201220411374 U CN 201220411374U CN 202846183 U CN202846183 U CN 202846183U
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- gripper shoe
- bolt
- connecting rod
- adjustable block
- bolt hole
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Abstract
The utility model discloses a machining tool for connecting rod protruding platform surface and bolt hole, the machining connecting rod protruding platform surface and bolt hole is mainly used for a fractured connecting rod machining platform surface, a bolt hole and an assembly bolt. The machining connecting rod protruding platform surface and bolt hole is characterized in that a supporting board is fixedly connected on the upper portion of a base, a reinforced board is welded on the back surface of the supporting board, a small head diamond pin which is arranged inside a lining, an adjustable block and the supporting board are fastened by a small head bolt, the adjustable block is connected with the base through the bolt, and a big head cylinder pin is arranged on the upper portion of the supporting board through a sleeve and a big head bolt. The machining tool for connecting rod protruding platform surface and bolt hole has the advantages that the phenomena of low efficiency and quality of the machining procedure is completely overcome, thereby effectively improving the working efficiency and the percentage of pass of workpiece, and thoroughly satisfying the mass volume-produce demand.
Description
Technical field
The utility model belongs to the instrument that a kind of machining is used, and is mainly used in fractured connecting rod processing boss face, bolt hole and assembling bolt, also is applicable to other similar workpiece processing.
Background technology
Engine link is one of vitals of engine, and technology acuracy is had relatively high expectations.Take swollen disconnected formula connecting rod as example, be to obtain the cracking extended source by the prefabricated stress groove in the crank pin end pore, and use the propagation direction of ad hoc approach control cracking vestige, gonnecting rod body, lid are separated and naturally make up according to cracking face.Swollen disconnected formula connecting rod mainly is connected the location by swollen section location with bolt.So the bolt hole of fractured connecting rod is the important procedure of Machining of Connecting Rod.Existing fractured connecting rod (seeing Fig. 1), milling bolt boss face A, processing bolt hole B, assembling bolt divide three process to carry out, labour intensity is large, efficient is low, dimensional accuracy is difficult to guarantee, milling boss face operation, processing bolt hole operation qualification rate only are 90%, simultaneously many, the frock material of required lathe and manufacturing cost are high, are unfavorable for the demand of producing in enormous quantities.
The utility model content:
The main technical problems to be solved in the utility model and purpose are: according to the defective that existing fractured connecting rod processing bolt boss face, bolt hole and assembling bolt exist, the characteristics of combining with digital control process equipment design a kind of
Integrate the clamp for machining of milling bolt boss face, processing bolt hole, assembling bolt, fundamentally overcome the phenomenon that efficient is low, cost is high, dimensional accuracy is difficult to guarantee, satisfy the demand of producing in enormous quantities.
Main technical schemes of the present utility model is: its structure is, a, above base is fixedly connected with a gripper shoe by four bolts with two alignment pins, is being close to the gripper shoe center back and stiffener of welding above the base; B, at the Lower Half of gripper shoe groove separately, the column part of microcephaly's rhombus pin is installed in village's cover, village cover is installed in the hole of adjustable block, passes the hole of microcephaly's rhombus pin and the groove of gripper shoe with little hook bolt, and is connected head nut and together adjustable block is connected connection with gripper shoe; C, pass adjustable block by two thin bolts and be connected with base, adjustable block is moved up and down along the groove direction of gripper shoe, adjust the distance between major part straight pin and the aperture rhombus pin, between adjustable block and base, locating piece is housed; D, at the dual-side of the bottom of gripper shoe adjustable block, fix respectively an auxiliary positioning piece by two alignment pins and two screws, prevent the adjustable block double swerve; E, a centre bore is arranged on the top of gripper shoe, a sleeve is installed in the centre bore, a major part straight pin is installed in the sleeve, stud bolt and key are packed in the major part cylinder pin hole, a right opening pressing plate is equipped with on stud bolt the right, and a left opening pressing plate is equipped with on the left side, screws in gripper shoe with non-magnetic shim at last, by the straight top of sleeve major part straight pin, prevent that the major part straight pin from rotating.
The utility model proves by practical application: reach the development purpose fully, realized in the connecting rod concentric reducer
The heart is apart from the disposable processing that is all fractured connecting rod boss face, bolt hole, assembling in 125mm～165mm scope; Overcome fundamentally that former manufacturing procedure labour intensity is large, production efficiency is low, the defective that the anchor clamps manufacturing cost is high, the quality precision is difficult to protect, efficient improves about more than four times, and milling boss face, processing bolt hole qualification rate are more than 99%.Adapt to the demand of producing in enormous quantities fully.
Description of drawings:
Below in conjunction with accompanying drawing, the specific embodiment of the present utility model is described in further detail.
Fig. 1 is the schematic diagram of fractured connecting rod processing boss face A, bolt hole B and assembling bolt C.
Fig. 2 is the front view of clamp structure.
Fig. 3 is the left view of Fig. 2.
Fig. 4 is the schematic diagram of gripper shoe 2 shapes.
The specific embodiment
With reference to Fig. 2,3, main technical schemes of the present utility model is described: the utility model is comprised of base 1, gripper shoe 2, auxiliary positioning piece 3, adjustable block 4, pin 5, screw 6, aperture rhombus pin 7, locating piece 8, thin bolt 9, bolt 10, stiffener 11, left opening pressing plate 12, non-magnetic shim 13, sleeve 14, major part straight pin 15, right opening pressing plate 16, bulkhead nut 17, stud bolt 18, key 19, microcephaly's bolt 20, microcephaly's nut 21, alignment pin 22, village's cover 23 etc.Its concrete structure:
A, above base 1, be fixedly connected with a gripper shoe 2 by four bolts 10 with two alignment pins 22, be close to gripper shoe 2 center back and above the base 1 welding stiffener 11(see Fig. 3);
B, the Lower Half of gripper shoe 2 separately a groove M(see Fig. 4), the column part of microcephaly's rhombus pin 7 is installed in village's cover 23, village's cover 23 is installed in the hole of adjustable block 4, pass the hole of microcephaly's rhombus pin 7 and the groove M of gripper shoe 2 with microcephaly's bolt 20, are connected with microcephaly's nut together adjustable block 4 to be connected with gripper shoe and tighten up the connection (see figure 3);
C, pass adjustable block 4 by two thin bolts 9 and be connected with base 1, adjustable block 4 is moved up and down along the groove M direction of gripper shoe 2, adjust the distance L (being that large and small centre-to-centre spacing of connecting rod is seen Fig. 3) between major part straight pin 15 and the aperture rhombus pin 7, between adjustable block 4 and base 1, locating piece 8 is housed;
D, at the dual-side of the bottom of gripper shoe 2 adjustable block 4, fix respectively an auxiliary positioning piece 3 by two alignment pins 5 and two screws 6, prevent adjustable block 4 double swerves;
E, a centre bore is arranged on the top of gripper shoe 2, a sleeve 14 is installed in the centre bore, major part straight pin 15 of sleeve 14 interior installations, stud bolt 18 and key 19 are packed in major part straight pin 15 holes, a right opening pressing plate 16 is equipped with on stud bolt 18 the right, and a left opening pressing plate 12 is equipped with on the left side, screws in gripper shoe 2 with non-magnetic shim 13 at last, by sleeve 14 straight top major part straight pins 15, prevent that major part straight pin 15 from rotating.(see figure 3).
With reference to Fig. 2, the utility model is that milling boss face, processing bolt hole, the assembling bolt three process of all fractured connecting rods in 125mm～165mm scope machines with anchor clamps one procedure to large and small centre-to-centre spacing of connecting rod, move up and down through two bolts, 9 pulling adjustable block 4, adjust large and small centre-to-centre spacing of connecting rod, adopt the locating piece of different length by changing major part straight pin 15, microcephaly's rhombus pin 7, right opening pressing plate 16, connecting rod that locating piece 8(is different), just can realize the processing to the fractured connecting rod of different size.
With reference to Fig. 2,3,1, operation principle of the present utility model: these anchor clamps are installed on the table top of Digit Control Machine Tool; Workpiece connecting rod 24 is packed in major part straight pin 15 and the microcephaly's rhombus pin 7; By rotation stud bolt 18 with advance right opening pressing plate 16 that connecting rod is fixed; After determining that the connecting rod clamping is errorless, start button carries out boss face A, bolt hole B, the disposable processing of assembling bolt C.
Claims (1)
1. machining tool that is used for connecting rod boss face and bolt hole is characterized in that:
A, in the top of base (1), be fixedly connected with a gripper shoe (2) by four bolts (10) with two alignment pins (22), be close to gripper shoe (2) center back and above the base (1) welding stiffener (11);
B, at the Lower Half of gripper shoe (a 2) groove (M) separately, the column part of microcephaly's rhombus pin (7) is installed in village's cover (23), village's cover (23) is installed in the hole of adjustable block (4), pass the hole of microcephaly's rhombus pin (7) and the groove (M) of gripper shoe (2) with little hook bolt (20), and be connected head nut (21) and together adjustable block (4) be connected 2 with gripper shoe) tighten up connection;
C, pass adjustable block (4) by two thin bolts (9) and be connected with base (1), adjustable block (4) is moved up and down along the groove direction of gripper shoe (2), adjust the distance (L) between major part straight pin (15) and the aperture rhombus pin (7), between adjustable block (4) and base (1), locating piece (8) is housed;
D, at the dual-side of the bottom adjustable block (4) of gripper shoe (2), fix respectively an auxiliary positioning piece (3) by two alignment pins (5) and two screws (6), prevent adjustable block (4) double swerve;
E, on the top of gripper shoe (2) centre bore is arranged, a sleeve (14) is installed in the centre bore, a major part straight pin (15) is installed in the sleeve (14), stud bolt (18) and key (19) are packed in major part straight pin (15) hole, a right opening pressing plate (16) is equipped with on stud bolt (18) the right, a left opening pressing plate (12) is equipped with on the left side, use at last non-magnetic shim (13) to screw in gripper shoe (2), by the straight top major part straight pin (15) of sleeve (14), prevent that major part straight pin (15) from rotating.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201220411374.9U CN202846183U (en) | 2012-08-20 | 2012-08-20 | Machining tool for connecting rod protruding platform surface and bolt hole |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201220411374.9U CN202846183U (en) | 2012-08-20 | 2012-08-20 | Machining tool for connecting rod protruding platform surface and bolt hole |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202846183U true CN202846183U (en) | 2013-04-03 |
Family
ID=47977419
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201220411374.9U Expired - Lifetime CN202846183U (en) | 2012-08-20 | 2012-08-20 | Machining tool for connecting rod protruding platform surface and bolt hole |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202846183U (en) |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107398752A (en) * | 2017-07-06 | 2017-11-28 | 南宫市精强连杆有限公司 | Connecting rod process for machining method and Self-center-positioning mechanism used |
| CN108907737A (en) * | 2018-07-19 | 2018-11-30 | 湖北三峡职业技术学院 | Connecting rod is swollen off line |
| CN108941680A (en) * | 2018-08-22 | 2018-12-07 | 宁波宁水仪表有限公司 | A kind of water meter case drilling equipment |
| CN109719534A (en) * | 2019-01-24 | 2019-05-07 | 安徽信息工程学院 | Finish-milling clamping device for connection rod of automobile engine lid faying face |
| CN112621602A (en) * | 2020-12-10 | 2021-04-09 | 芜湖航天汽车连杆有限公司 | Positioning and adjusting method for engine connecting rod |
| CN112621601A (en) * | 2020-12-10 | 2021-04-09 | 芜湖航天汽车连杆有限公司 | Connecting rod positioning tool |
| CN114131375A (en) * | 2021-12-20 | 2022-03-04 | 成都青峰机电设备制造有限公司 | Clamp and method for machining plane and R angle of connecting rod handle |
-
2012
- 2012-08-20 CN CN201220411374.9U patent/CN202846183U/en not_active Expired - Lifetime
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107398752A (en) * | 2017-07-06 | 2017-11-28 | 南宫市精强连杆有限公司 | Connecting rod process for machining method and Self-center-positioning mechanism used |
| CN108907737A (en) * | 2018-07-19 | 2018-11-30 | 湖北三峡职业技术学院 | Connecting rod is swollen off line |
| CN108907737B (en) * | 2018-07-19 | 2023-11-17 | 湖北三峡职业技术学院 | Connecting rod expanding machine |
| CN108941680A (en) * | 2018-08-22 | 2018-12-07 | 宁波宁水仪表有限公司 | A kind of water meter case drilling equipment |
| CN109719534A (en) * | 2019-01-24 | 2019-05-07 | 安徽信息工程学院 | Finish-milling clamping device for connection rod of automobile engine lid faying face |
| CN112621602A (en) * | 2020-12-10 | 2021-04-09 | 芜湖航天汽车连杆有限公司 | Positioning and adjusting method for engine connecting rod |
| CN112621601A (en) * | 2020-12-10 | 2021-04-09 | 芜湖航天汽车连杆有限公司 | Connecting rod positioning tool |
| CN114131375A (en) * | 2021-12-20 | 2022-03-04 | 成都青峰机电设备制造有限公司 | Clamp and method for machining plane and R angle of connecting rod handle |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20130403 |