CN104289944B - Bore the positioning fixture of connecting rod small end hole - Google Patents
Bore the positioning fixture of connecting rod small end hole Download PDFInfo
- Publication number
- CN104289944B CN104289944B CN201410616798.2A CN201410616798A CN104289944B CN 104289944 B CN104289944 B CN 104289944B CN 201410616798 A CN201410616798 A CN 201410616798A CN 104289944 B CN104289944 B CN 104289944B
- Authority
- CN
- China
- Prior art keywords
- chuck
- support body
- connecting rod
- push rod
- small end
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- 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.)
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Classifications
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- 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
Abstract
A kind of positioning fixture boring connecting rod small end hole comprises the matrix (1) be fixed on Drilling machines bench, support body (2) is provided with at matrix, support body is provided with the first chuck (3) and the second chuck (41), first chuck is fixed on the roof of support body, second chuck can move on the roof of support body, the sidewall of support body is provided with the first push rod (7), the head of the first push rod props up the underarm of rocking arm (4), the head being located at the second push rod (71) on second chuck one end props up the upper arm of rocking arm, rocking arm can rotate around mandrel (9), promote support body and can make the first chuck and the second chuck synchronizing moving in opposite directions, the cylindrical position of small end of connecting rod clamps by the V-shaped groove of the first chuck and the second chuck.This locating clip prodigiosin positions bore position at the microcephaly position of clamping connecting rod simultaneously, substantially increases the efficiency of boring connecting rod small end hole.
Description
Technical field
The present invention relates to a kind of positioning fixture boring connecting rod small end hole, this positioning fixture is used for positioning and clamping the microcephaly position of connecting rod, to make bored hole in the centre of small end of connecting rod.
Background technology
The microcephaly of connecting rod and the shaft of connecting rod are integrally formed, small end of connecting rod position is an irregular cylinder, and there is certain error in the external diameter of microcephaly, on small end of connecting rod position before boring, usual elder generation is according to the external diameter of small end of connecting rod, small end of connecting rod end face draws cross hairs to mark the center of circle of microcephaly, be then fixed on the workbench of radial drilling machine by connecting rod, mobile drill bit is holed on the crosspoint of cross hairs.The method efficiency of this boring is not high, needs to improve.
Summary of the invention
The technical problem to be solved in the present invention is to provide a kind of positioning fixture boring connecting rod small end hole, and this locating clip prodigiosin positions bore position at the microcephaly position of clamping connecting rod simultaneously, greatly can improve the efficiency of boring connecting rod small end hole.
The positioning fixture of described brill connecting rod small end hole comprises the matrix 1 be fixed on Drilling machines bench, described matrix forms in horizontal L shape by a transverse slat and riser, the transverse slat of matrix is provided with support body 2, the bottom of two pieces of sidewalls on support body is attached on the transverse slat of matrix, the end face of connecting rod 14 microcephaly is shelved on the roof of support body, the first chuck 3 is provided with in the side of small end of connecting rod, the second chuck 41 is provided with at the opposite side of small end of connecting rod, first chuck is fixed on the roof of support body, second chuck can move on the roof of support body, second chuck moving direction and the first chuck are in opposite directions or opposing, it is characterized in that, the riser of matrix is rotary with screw rod 5, one end of screw rod props up a sidewall of support body, the riser of matrix is provided with guide post 6, a sidewall of support body is passed in one end of guide post, another sidewall of support body is provided with the first push rod 7, the head of the first push rod props up the underarm of Rocker arm 4, rocking arm is inserted between two clamping plates 10, described Boards wall is on the transverse slat of matrix, mandrel 9 is through rocking arm and two clamping plate, the head being located at the second push rod 71 on second chuck one end props up the upper arm of Rocker arm 4, on rocking arm with the face of the first push rod underarm in opposite directions and with the axis of the face of the second push rod upper arm in opposite directions and mandrel at grade, the vertical range of the first push rod axis and mandrel axis equals the vertical range of the second push rod axis and mandrel axis, the first described push rod and the bar head of the second push rod are the hemispherical that size is equal, rotating screw bolt can make the first chuck and the second chuck synchronizing moving in opposite directions, and the cylindrical position of small end of connecting rod clamps by the V-shaped groove of the first chuck and the second chuck.
The know-why of this positioning fixture is, rotating screw bolt makes support body move right, the first push rod on support body promotes rocking arm and rotates around mandrel; the upper arm of rocking arm promotes the second push rod and is moved to the left i.e. the second chuck and is moved to the left, can realize when the upper and lower arm of force of rocking arm is equal first chuck and the second chuck in opposite directions synchronizing moving the cylindrical position of small end of connecting rod is clamped.For the cross hairs on small end of connecting rod end face, the V-shaped groove on the first chuck and the second chuck at Y-coordinate direction of principal axis to small end of connecting rod excircle orientation, the synchronizing moving in opposite directions of the first chuck and the second chuck at X-coordinate direction of principal axis to small end of connecting rod excircle orientation.Compared with prior art this locating clip prodigiosin positions bore position at the microcephaly position of clamping connecting rod simultaneously, substantially increases the efficiency of boring connecting rod small end hole.This fixture also can use at upright drill except using on radial drilling machine.
Accompanying drawing explanation
Fig. 1 structural representation of the present invention.
Fig. 2 is the top view of Fig. 1, goes up spring stack in the figure and spring does not draw.
Fig. 3 is the right view of Fig. 1, goes up spring stack, lower spring post and spring in the figure and does not draw.
Accompanying drawing mark is expressed as: 1-matrix, 2-support body, 3-first chuck, 4-rocking arm, 41-second chuck, 42-cover plate, 5-screw rod, 6-guide post, 7-first push rod, 71-second push rod, 8-fabrication hole, 9-mandrel, 10-clamping plate, 11-lower spring post, the upper spring stack of 12-, 13-spring, 14-connecting rod.
Detailed description of the invention
Existing accompanying drawings the specific embodiment of the present invention.
The positioning fixture boring connecting rod small end hole comprises the matrix 1 be fixed on Drilling machines bench, described matrix is integrally made up of a transverse slat and riser, in horizontal L shape, the transverse slat of matrix is provided with support body 2, the shape of support body is " door " font, the bottom of support body two sidewalls is attached on the transverse slat of matrix, the end face of connecting rod 14 microcephaly is shelved on the roof of support body, be provided with fabrication hole 8 in the support body top wall portion being positioned at small end of connecting rod end face, fabrication hole is the diameter that its diameter of through hole is greater than the drill bit boring connecting rod small end hole.
The first chuck 3 is provided with in the side of small end of connecting rod, the second chuck 41 is provided with at the opposite side of small end of connecting rod, first chuck is fixed on the roof of support body, second chuck can move on the roof of support body, second chuck two sides and upper surface limit by cover plate 42, make the second chuck moving direction can only with the first chuck in opposite directions or opposing, described cover plate is fixedly connected on the roof of support body.
The riser of matrix is rotary with screw rod 5, one end of screw rod props up a sidewall of support body, and the riser of matrix is provided with guide post 6, and one end of guide post, through a sidewall of support body, makes support body move along guide post axis direction.
Another sidewall of support body is provided with the first push rod 7, the head of the first push rod props up the underarm of Rocker arm 4; rocking arm is inserted between two clamping plates 10; described Boards wall is on the transverse slat of matrix; mandrel 9 is through rocking arm and two clamping plate, and the head being located at the second push rod 71 on the right side of the second chuck props up the upper arm of Rocker arm 4.
On rocking arm with the face of the first push rod underarm in opposite directions and with the axis of the face of the second push rod upper arm in opposite directions and mandrel at grade, the vertical range of the first push rod axis and mandrel axis equals the vertical range of the second push rod axis and mandrel axis, and the first described push rod and the bar head of the second push rod are the hemispherical that size is equal; Rotating screw bolt can make the first chuck and the second chuck synchronizing moving in opposite directions, and the cylindrical position of small end of connecting rod clamps by the V-shaped groove on the first chuck and the second chuck.
For convenience of connecting rod is taken off from positioning fixture, spring stack 12 is provided with in the top arm's tip of rocking arm, the transverse slat of matrix is provided with lower spring post 11, spring 13 is provided with between upper spring stack and lower spring post, when rotating screw bolt makes the first chuck and the second chuck unclamps, the pulling force of spring makes rocking arm reversion promotion first chuck leave small end of connecting rod, for making the second chuck also leave small end of connecting rod, the second push rod magnet steel is made and the second push rod is inhaled on the upper arm of rocking arm.
Claims (3)
1. the positioning fixture boring connecting rod small end hole comprises the matrix (1) be fixed on Drilling machines bench, described matrix forms in horizontal L shape by a transverse slat and riser, the transverse slat of matrix is provided with support body (2), the bottom of two pieces of sidewalls on support body is attached on the transverse slat of matrix, the end face of connecting rod (14) microcephaly is shelved on the roof of support body, the first chuck (3) is provided with in the side of small end of connecting rod, the second chuck (41) is provided with at the opposite side of small end of connecting rod, first chuck is fixed on the roof of support body, second chuck can move on the roof of support body, second chuck moving direction and the first chuck are in opposite directions or opposing, it is characterized in that, the riser of matrix is rotary with screw rod (5), one end of screw rod props up a sidewall of support body, the riser of matrix is provided with guide post (6), a sidewall of support body is passed in one end of guide post, another sidewall of support body is provided with the first push rod (7), the head of the first push rod props up the underarm of rocking arm (4), rocking arm is inserted between two clamping plates (10), described Boards wall is on the transverse slat of matrix, mandrel (9) is through rocking arm and two clamping plate, the head being located at the second push rod (71) on second chuck one end props up the upper arm of rocking arm (4), on rocking arm with the face of the first push rod underarm in opposite directions and with the axis of the face of the second push rod upper arm in opposite directions and mandrel at grade, the vertical range of the first push rod axis and mandrel axis equals the vertical range of the second push rod axis and mandrel axis, the first described push rod and the bar head of the second push rod are the hemispherical that size is equal, rotating screw bolt can make the first chuck and the second chuck synchronizing moving in opposite directions, and the cylindrical position of small end of connecting rod clamps by the V-shaped groove of the first chuck and the second chuck.
2. the positioning fixture of brill connecting rod small end hole according to claim 1, is characterized in that, is provided with spring stack (12) in the top arm's tip of rocking arm, and the transverse slat of matrix is provided with lower spring post (11), is provided with spring (13) between upper spring stack and lower spring post.
3. the positioning fixture of brill connecting rod small end hole according to claim 1 and 2, is characterized in that, the second push rod magnet steel is made.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410616798.2A CN104289944B (en) | 2014-11-06 | 2014-11-06 | Bore the positioning fixture of connecting rod small end hole |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410616798.2A CN104289944B (en) | 2014-11-06 | 2014-11-06 | Bore the positioning fixture of connecting rod small end hole |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104289944A CN104289944A (en) | 2015-01-21 |
| CN104289944B true CN104289944B (en) | 2016-04-20 |
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ID=52310018
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410616798.2A Active CN104289944B (en) | 2014-11-06 | 2014-11-06 | Bore the positioning fixture of connecting rod small end hole |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104289944B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104864834B (en) * | 2015-05-21 | 2017-09-19 | 安徽江淮汽车集团股份有限公司 | A kind of motor turning jackshaft reverses gap detection device |
| CN106975949B (en) * | 2016-01-19 | 2019-01-01 | 成都鸿泰机械有限公司 | The drilling tool of connecting rod for automobile engine transmission system |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2007075934A (en) * | 2005-09-13 | 2007-03-29 | Nippon Spindle Mfg Co Ltd | Workpiece fixing device |
| CN201313260Y (en) * | 2008-10-27 | 2009-09-23 | 潍坊潍柴零部件机械有限公司 | Fixture used for drilling holes on small end of connecting rod |
| CN201357318Y (en) * | 2008-12-18 | 2009-12-09 | 潍坊潍柴零部件机械有限公司 | Boring connecting rod small end hole fixture |
| CN201500890U (en) * | 2009-09-25 | 2010-06-09 | 承德苏垦银河连杆股份有限公司 | Special fixture for rough boring connecting rod small end |
| CN102581656B (en) * | 2012-03-06 | 2014-06-18 | 浙江吉利汽车研究院有限公司 | Pushing mechanism and fixture therewith |
| CN204171749U (en) * | 2014-11-06 | 2015-02-25 | 丁毅 | Bore the positioning fixture of connecting rod small end hole |
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2014
- 2014-11-06 CN CN201410616798.2A patent/CN104289944B/en active Active
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| Publication number | Publication date |
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| CN104289944A (en) | 2015-01-21 |
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Effective date of registration: 20190418 Address after: 225500 Chengdong Village, Luotang Street, Jiangyan District, Taizhou City, Jiangsu Province Patentee after: Jiangsu Wuxing Bellows Co., Ltd. Address before: Room 301, Building 7, Jiahe Liyuan, Jiangyan Town, Jiangyan District, Taizhou City, Jiangsu Province Patentee before: Ding Yi |