CN105081836A - Clamp for drilling of shifting fork - Google Patents
Clamp for drilling of shifting fork Download PDFInfo
- Publication number
- CN105081836A CN105081836A CN201510573099.9A CN201510573099A CN105081836A CN 105081836 A CN105081836 A CN 105081836A CN 201510573099 A CN201510573099 A CN 201510573099A CN 105081836 A CN105081836 A CN 105081836A
- Authority
- CN
- China
- Prior art keywords
- bearing support
- shift fork
- mounting screw
- fairlead
- bearing
- 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
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
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23B—TURNING; BORING
- B23B49/00—Measuring or gauging equipment on boring machines for positioning or guiding the drill; Devices for indicating failure of drills during boring; Centering devices for holes to be bored
- B23B49/02—Boring templates or bushings
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Earth Drilling (AREA)
Abstract
The invention provides a clamp for drilling of a shifting fork, and belongs to the technical field of machining. The clamp comprises a compressing assembly, a locating assembly and a threaded hole guide assembly. A plug of the locating assembly penetrates a bearing support, and the rear end of the plug is arranged on the bearing support through a plug nut. An anti-rotation block is arranged between the inner end faces of two feet of the shifting fork. The lower end of a compressing plate bearing column of the compressing assembly is arranged on the bearing support, the upper end of the compressing plate bearing column abuts against one side of a compressing plate, and the other side of the compressing plate is pressed on the shifting fork. The lower end of a compressing adjusting rod is arranged on the bearing support, and the upper end of the compressing adjusting rod penetrates a U-type groove of the compressing plate and is locked by a compressing locking nut. A guide bearing plate of the threaded hole guide assembly is horizontally arranged on the upper side of the bearing support through bearing plate mounting screws. A guide sleeve is arranged in a clamping groove and compressed on the guide bearing plate through a guide sleeve mounting screw. The clamp is good in clamping effect, and the accuracy of the position of a threaded hole and drilling quality are improved through the threaded hole guide assembly.
Description
Technical field
The present invention relates to Machining Technology field, particularly a kind of fixture for shift fork boring.
Background technology
Shift fork is a kind of strength member on automobile, mainly stirring of it
shifting slide gear, change its
gear shafton position, can move up and down or move left and right, thus realize different speed.Or in engineering goods
clutchcontrol, such as end face in conjunction with the structure of tooth, the structure of interior external tooth, all need with its part of fork controls realize combine and be separated.Shift fork be with installing hole borehole jack on axle, and locate with trip bolt and axle, shift fork pin is stuck in the axle in duplicate gear, and speed changing operating mechanism drives shift fork to slide in gearbox together with axle by the pilot slot of selector fork head, thus realizes shift of transmission speed change.The both sides of installing hole need the screwed hole of processing for installing hold-down screw, the fixture for thread mill drilling conventional is at present vice, vice directly clamps shift fork and is arranged on drilling machine, but this method of clamping is very unstable, add man-hour shift fork can move or beat, the quality of impact boring, easily causes processing the distortion of rear retained part.And hole processing does not have guide frame, easily cause screwed hole position inaccurate, screwed hole also easily bores curved.
Summary of the invention
The object of this invention is to provide a kind of fixture for shift fork boring, not only good clamping effect, and utilize screwed hole guidance set to improve accuracy and the drilling quality of screwed hole position.
The technical solution adopted for the present invention to solve the technical problems is:
For a fixture for shift fork boring, comprise shift fork, base, bearing support, mounting screw, hold down assembly, positioning component, screwed hole guidance set, described bearing support is vertically mounted on the top of base by mounting screw, and described positioning component comprises latch, latch nut, latch pad, Anti-rotary block, Anti-rotary block mounting screw, latch is provided with in the installing hole of described shift fork, described latch is through bearing support, rear end is arranged on bearing support by latch nut, latch pad is provided with between described latch nut and bearing support, described Anti-rotary block is arranged between two pin inner faces of shift fork, and is arranged on bearing support by Anti-rotary block mounting screw, described in hold down assembly and comprise pressure strip, pressure strip support column, compress adjusting lever, compact lock jack panel, described pressure strip is provided with U-type groove, described pressure strip support column lower end is arranged on bearing support, upper end withstands on the side of pressure strip, the opposite side of described pressure strip is pressed on shift fork, and the lower end of described compression adjusting lever is arranged on bearing support, and upper end is through the U-type groove of pressure strip, and locked by compact lock jack panel, described screwed hole guidance set comprises guided bearing plate, support plate mounting screw, fairlead, fairlead mounting screw, described guided bearing plate is arranged on the upside of bearing support by support plate mounting screw level, described guided bearing plate is provided with draw-in groove, described fairlead is stepped ramp type, described fairlead is arranged in draw-in groove, and fairlead is pressed on guided bearing plate by described fairlead mounting screw.
Further, described base is provided with fixture mounting groove.
Further, described support plate mounting screw quantity is two or more.
Further, described fairlead mounting screw is fluting great circle chapiter screw.
Compared to the prior art the present invention, has the following advantages and effect: be inserted in latch by the installing hole of shift fork, and between two pin inner faces Anti-rotary block being arranged on shift fork, then pressure strip is compressed the upper surface of shift fork.Drill bit carries out the operation of auger shell pit to shift fork under the guide effect of fairlead.It is main positioning datum that positioning component achieves the installing hole of shift fork, with two of shift fork pin inner faces for anti-rotation benchmark, effectively achieve the location to shift fork, make shift fork lower surface parallel with bearing support, make screwed hole axis vertical with bearing support, reduce correction time.Hold down assembly the compression achieved shift fork, and this structure is conducive to ensureing machining accuracy, and clamping force can offset part cutting force, is conducive to improving clamping rigidity.Screwed hole guidance set achieves the guide effect to drill bit, substantially increases the crudy of screwed hole.Support plate mounting screw quantity is two or more, is conducive to guided bearing plate maintenance level.Fairlead mounting screw is fluting great circle chapiter screw, substantially increases the compression effect of fairlead.Fairlead mounting screw is unscrewed, and can realize the fairlead after to wearing and tearing fast and change, be conducive to the production in enormous quantities of shift fork part.The present invention is good clamping effect not only, and utilizes screwed hole guidance set to improve accuracy and the drilling quality of screwed hole position.
Accompanying drawing explanation
Fig. 1 is structural representation of the present invention.
Fig. 2 is sectional view of the present invention.
In figure: 1. shift fork, 2. base, 3. bearing support, 4. mounting screw, 5. hold down assembly, 6. positioning component, 7. screwed hole guidance set, 8. latch, 9. latch nut, 10. latch pad, 11. Anti-rotary blocks, 12. Anti-rotary block mounting screws, 13. installing holes, 14. pressure strips, 15. pressure strip support columns, 16. compress adjusting lever, 17. compact lock jack panels, 18.U type groove, 19. guided bearing plates, 20. support plate mounting screws, 21. fairleads, 22. fairlead mounting screws, 23. draw-in grooves, 24. fixture mounting grooves.
Detailed description of the invention
Below in conjunction with accompanying drawing, also by embodiment, the present invention is described in further detail, and following examples are explanation of the invention and the present invention is not limited to following examples.
As depicted in figs. 1 and 2, a kind of fixture for shift fork boring, comprise shift fork 1, base 2, bearing support 3, mounting screw 4, hold down assembly 5, positioning component 6, screwed hole guidance set 7, it is main positioning datum that positioning component 6 achieves the installing hole 13 of shift fork 1, with two of shift fork 1 pin inner faces for anti-rotation benchmark, effectively achieve the location to shift fork 1, make shift fork 1 lower surface parallel with bearing support 3, make screwed hole axis vertical with bearing support 3, reduce correction time.Hold down assembly and 5 achieve compression to shift fork 1, this structure is conducive to ensureing machining accuracy, and clamping force can offset part cutting force, is conducive to improving clamping rigidity.Screwed hole guidance set 7 achieves the guide effect to drill bit, substantially increases the crudy of screwed hole.Described bearing support 3 is vertically mounted on the top of base 2 by mounting screw 4, described base 2 is provided with fixture mounting groove 24, is conducive to fixture and is quick installed on drilling machine.Described positioning component 6 comprises latch 8, latch nut 9, latch pad 10, Anti-rotary block 11, Anti-rotary block mounting screw 12, latch 8 is provided with in the installing hole 13 of described shift fork 1, described latch 8 is through bearing support 3, rear end is arranged on bearing support 3 by latch nut 9, latch pad 10 is provided with between described latch nut 9 and bearing support 3, described Anti-rotary block 11 is arranged between two pin inner faces of shift fork 1, and is arranged on bearing support 3 by Anti-rotary block mounting screw 12.Described hold down assembly 5 comprise pressure strip 14, pressure strip support column 15, compress adjusting lever 16, compact lock jack panel 17, described pressure strip 14 is provided with U-type groove 18, described pressure strip support column 15 lower end is arranged on bearing support 3, upper end withstands on the side of pressure strip 14, the opposite side of described pressure strip 14 is pressed on shift fork 1, the lower end of described compression adjusting lever 16 is arranged on bearing support 3, and upper end through the U-type groove 18 of pressure strip 14, and is locked by compact lock jack panel 17.Described screwed hole guidance set 7 comprises guided bearing plate 19, support plate mounting screw 20, fairlead 21, fairlead mounting screw 22, described guided bearing plate 19 is arranged on the upside of bearing support 3 by support plate mounting screw 20 level, described support plate mounting screw 20 quantity is two or more, is conducive to guided bearing plate 19 maintenance level.Described guided bearing plate 19 is provided with draw-in groove 23, and described fairlead 21 is stepped ramp type, and described fairlead 21 is arranged in draw-in groove 23, and fairlead 21 is pressed on guided bearing plate 19 by described fairlead mounting screw 22.Described fairlead mounting screw 22 is fluting great circle chapiter screw, substantially increases the compression effect of fairlead 21.
By technique scheme, when a kind of fixture for shift fork boring of the present invention uses, the installing hole 13 of shift fork 1 is inserted in latch 8, and between two pin inner faces Anti-rotary block 11 being arranged on shift fork 1, then pressure strip 14 is compressed the upper surface of shift fork.Drill bit carries out the operation of auger shell pit to shift fork 1 under the guide effect of fairlead 21.Fairlead mounting screw 22 is unscrewed, and can realize the fairlead 21 after to wearing and tearing fast and change, be conducive to the production in enormous quantities of shift fork 1 part.The present invention is good clamping effect not only, and utilizes screwed hole guidance set 7 to improve accuracy and the drilling quality of screwed hole position.
Above content described in this description is only made for the present invention illustrating.Those skilled in the art can make various amendment or supplement or adopt similar mode to substitute to described specific embodiment; only otherwise depart from the content of description of the present invention or surmount this scope as defined in the claims, protection scope of the present invention all should be belonged to.
Claims (4)
1. the fixture for shift fork boring, comprise shift fork, base, bearing support, it is characterized in that: it also comprises mounting screw, hold down assembly, positioning component, screwed hole guidance set, described bearing support is vertically mounted on the top of base by mounting screw, described positioning component comprises latch, latch nut, latch pad, Anti-rotary block, Anti-rotary block mounting screw, latch is provided with in the installing hole of described shift fork, described latch is through bearing support, rear end is arranged on bearing support by latch nut, latch pad is provided with between described latch nut and bearing support, described Anti-rotary block is arranged between two pin inner faces of shift fork, and be arranged on bearing support by Anti-rotary block mounting screw, described holding down assembly comprises pressure strip, pressure strip support column, compress adjusting lever, compact lock jack panel, described pressure strip is provided with U-type groove, described pressure strip support column lower end is arranged on bearing support, upper end withstands on the side of pressure strip, the opposite side of described pressure strip is pressed on shift fork, the lower end of described compression adjusting lever is arranged on bearing support, upper end is through the U-type groove of pressure strip, and locked by compact lock jack panel, described screwed hole guidance set comprises guided bearing plate, support plate mounting screw, fairlead, fairlead mounting screw, described guided bearing plate is arranged on the upside of bearing support by support plate mounting screw level, described guided bearing plate is provided with draw-in groove, described fairlead is stepped ramp type, described fairlead is arranged in draw-in groove, fairlead is pressed on guided bearing plate by described fairlead mounting screw.
2. a kind of fixture for shift fork boring according to claim 1, is characterized in that: described base is provided with fixture mounting groove.
3. a kind of fixture for shift fork boring according to claim 1, is characterized in that: described support plate mounting screw quantity is two or more.
4. a kind of fixture for shift fork boring according to claim 1, is characterized in that: described fairlead mounting screw is fluting great circle chapiter screw.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510573099.9A CN105081836A (en) | 2015-09-10 | 2015-09-10 | Clamp for drilling of shifting fork |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510573099.9A CN105081836A (en) | 2015-09-10 | 2015-09-10 | Clamp for drilling of shifting fork |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105081836A true CN105081836A (en) | 2015-11-25 |
Family
ID=54563638
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510573099.9A Pending CN105081836A (en) | 2015-09-10 | 2015-09-10 | Clamp for drilling of shifting fork |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105081836A (en) |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107214541A (en) * | 2017-08-04 | 2017-09-29 | 安徽六方重联机械股份有限公司 | A kind of milling machine nut clamping device |
| CN107234463A (en) * | 2017-07-25 | 2017-10-10 | 无锡科技职业学院 | A kind of fixture for shift fork part milling |
| CN108296831A (en) * | 2018-04-03 | 2018-07-20 | 舟山远东齿轮有限责任公司 | A kind of processing and positioning device of monoblock type shift fork |
| CN108500660A (en) * | 2017-02-25 | 2018-09-07 | 湖南新辉凡智能科技有限公司 | A kind of tooling with feeler block |
| CN108500669A (en) * | 2017-02-27 | 2018-09-07 | 湖南新辉凡智能科技有限公司 | A kind of flexible jig platform |
| CN108872395A (en) * | 2018-05-13 | 2018-11-23 | 重庆机电职业技术学院 | The ultrasonic examination fixture of shifting fork assembly weld seam |
| CN109877365A (en) * | 2017-12-06 | 2019-06-14 | 天津职业技术师范大学 | Dowel hole special fixture is bored on pull-fork assembly |
| CN110605590A (en) * | 2018-06-17 | 2019-12-24 | 华东交通大学 | Special drilling clamp for shifting fork parts |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB548143A (en) * | 1941-02-24 | 1942-09-28 | Norman Cooke | Improvements in or relating to the manufacture of connectors having forked ends |
| CN201922078U (en) * | 2011-01-01 | 2011-08-10 | 浙江正昌锻造股份有限公司 | Clamp for manufacturing shift fork |
| CN203062313U (en) * | 2012-12-10 | 2013-07-17 | 重庆市永川区飞达机械有限责任公司 | Shifting fork hole drilling clamp |
| CN203792052U (en) * | 2014-04-22 | 2014-08-27 | 全红英 | Clamp for milling arc surfaces of shift fork |
| CN104625796A (en) * | 2013-11-14 | 2015-05-20 | 无锡新奇特钣金机械有限公司 | Shifting fork drilling clamp |
| CN205057555U (en) * | 2015-09-10 | 2016-03-02 | 全红英 | A anchor clamps for shift fork drilling |
-
2015
- 2015-09-10 CN CN201510573099.9A patent/CN105081836A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB548143A (en) * | 1941-02-24 | 1942-09-28 | Norman Cooke | Improvements in or relating to the manufacture of connectors having forked ends |
| CN201922078U (en) * | 2011-01-01 | 2011-08-10 | 浙江正昌锻造股份有限公司 | Clamp for manufacturing shift fork |
| CN203062313U (en) * | 2012-12-10 | 2013-07-17 | 重庆市永川区飞达机械有限责任公司 | Shifting fork hole drilling clamp |
| CN104625796A (en) * | 2013-11-14 | 2015-05-20 | 无锡新奇特钣金机械有限公司 | Shifting fork drilling clamp |
| CN203792052U (en) * | 2014-04-22 | 2014-08-27 | 全红英 | Clamp for milling arc surfaces of shift fork |
| CN205057555U (en) * | 2015-09-10 | 2016-03-02 | 全红英 | A anchor clamps for shift fork drilling |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108500660A (en) * | 2017-02-25 | 2018-09-07 | 湖南新辉凡智能科技有限公司 | A kind of tooling with feeler block |
| CN108500669A (en) * | 2017-02-27 | 2018-09-07 | 湖南新辉凡智能科技有限公司 | A kind of flexible jig platform |
| CN107234463A (en) * | 2017-07-25 | 2017-10-10 | 无锡科技职业学院 | A kind of fixture for shift fork part milling |
| CN107214541A (en) * | 2017-08-04 | 2017-09-29 | 安徽六方重联机械股份有限公司 | A kind of milling machine nut clamping device |
| CN109877365A (en) * | 2017-12-06 | 2019-06-14 | 天津职业技术师范大学 | Dowel hole special fixture is bored on pull-fork assembly |
| CN108296831A (en) * | 2018-04-03 | 2018-07-20 | 舟山远东齿轮有限责任公司 | A kind of processing and positioning device of monoblock type shift fork |
| CN108872395A (en) * | 2018-05-13 | 2018-11-23 | 重庆机电职业技术学院 | The ultrasonic examination fixture of shifting fork assembly weld seam |
| CN110605590A (en) * | 2018-06-17 | 2019-12-24 | 华东交通大学 | Special drilling clamp for shifting fork parts |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20151125 |
|
| RJ01 | Rejection of invention patent application after publication |