CN107081441A - A kind of sleeve type work piece inner surface centering and clamping apparatus - Google Patents
A kind of sleeve type work piece inner surface centering and clamping apparatus Download PDFInfo
- Publication number
- CN107081441A CN107081441A CN201710420510.8A CN201710420510A CN107081441A CN 107081441 A CN107081441 A CN 107081441A CN 201710420510 A CN201710420510 A CN 201710420510A CN 107081441 A CN107081441 A CN 107081441A
- Authority
- CN
- China
- Prior art keywords
- frustum
- gear
- pull bar
- push rod
- frame
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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.)
- Pending
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23B—TURNING; BORING
- B23B31/00—Chucks; Expansion mandrels; Adaptations thereof for remote control
- B23B31/40—Expansion mandrels
- B23B31/42—Expansion mandrels characterised by features relating primarily to remote control of the gripping means
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Jigs For Machine Tools (AREA)
Abstract
The present invention provides a kind of sleeve type work piece inner surface centering and clamping apparatus, belongs to machining technology field.It includes push rod, gear, rack, frustum, pull bar, pressing plate, elastic cone cylinder, frustum is threadably mounted on the frustum mounting groove of supporting set upper side, push rod, which can be slided up and down, to be arranged in the push rod chute of splicing sleeve, the multiple-trapeziform screw thread section of the inner side of gear and push rod lower end is coordinated with multiple-trapeziform screw thread parafacies, rack is slidably arranged on rack guide holder, external gear engagement on the outside of rack and pinion, pull bar, which can be slided up and down, to be arranged on the pull bar chute of frustum, elastic cone cylinder is slidably arranged on frustum, pressing plate is arranged on the upper end of pull bar, the lower surface of pressing plate and the upper surface laminating of elastic cone cylinder, the upper end of compression spring and the lower surface laminating of pressing plate, spring-loaded groove laminating above the lower end of compression spring and frustum.The present invention quickly realizes the centering and clamping to sleeve type work piece inner surface, and clamping effect is good, strong applicability.
Description
Technical field
The present invention relates to clamp art, more particularly to a kind of sleeve type work piece inner surface centering and clamping apparatus.
Background technology
Fixture is to be used for during machine-building fixing processing object, is allowed to occupy correct position, with receive construction or
The device of detection.In a broad sense, any process in technical process, for rapid, easily and safely installation workpiece dress
Put, all can be described as fixture.Such as weld jig, inspection jig, assembling jig, jig.Wherein jig is the most normal
See, be often simply called fixture.When processing workpiece on lathe, size as defined in drawing, geometric form are reached for the surface that enables workpiece
Shape and with the technical requirements such as the relative-position error of other surfaces, workpiece must be installed, clipped before processing.Fixture generally by
Setting element, clamping device, to knife induction element, indexing means, connecting element and clamp body etc. constitute.Fixture species is by making
It can be divided into feature：1. universal fixture, such as machine vice, chuck, sucker, dividing head and rotary table, there is very big
Versatility, can preferably adapt to the conversion of manufacturing procedure and processing object, its structure has been shaped, the seriation of size, specification,
It is wherein most of to turn into a kind of standard accessory of lathe.2. specificity fixture is certain product parts on certain procedure
Clamping needs and specially manufactured and designed, and service object is single-minded, and specific aim is very strong, typically by product manufacturing factory designed, designed, commonly uses
Have turning attachment, fraise jig, drill jig, boring template and pallet.3. flexible jig, can change or adjustment element it is special
Fixture.4. built-up jig, the fixture being made up of the standardized component of different shape, specification and purposes, it is adaptable to trial production of new products
Single-piece, small serial production and the temporary duty often changed with product.Sleeve is a kind of common part, is widely used in axle class work
The supporting of part, it is necessary to realize the centering and clamping to sleeve interior surface, common plain clamp can not in sleeve process
Realize.
The content of the invention
It is an object of the invention to provide a kind of sleeve type work piece inner surface centering and clamping apparatus, quickly realize to sleeve type work
The centering and clamping of part inner surface, rational in infrastructure, clamping effect is good, strong applicability.
The technical solution adopted for the present invention to solve the technical problems is：
A kind of sleeve type work piece inner surface centering and clamping apparatus, it include frame, splicing sleeve, trip bolt, push rod, rotation stop pin,
Locking nut, lock washer, gear, gear support set, rolling bearing, rack, rack guide holder, racks cylinders, frustum, drawing
Bar, pull bar adjusting nut, compression spring, pressing plate, panel nut, elastic cone cylinder, workpiece support table, the splicing sleeve passes through tight
Gu screw is arranged in frame, the centre of the splicing sleeve is provided with push rod chute, and the upper end of the splicing sleeve is provided with frustum
Mounting groove, the frustum is threadably mounted on the frustum mounting groove of supporting set upper side, and pull bar chute is provided with the middle of the frustum,
Spring-loaded groove is provided with above the frustum, the push rod, which can be slided up and down, to be arranged in the push rod chute of splicing sleeve, institute
The lower end for stating push rod is provided with multiple-trapeziform screw thread section, is provided with gear grooved in the frame, the gear passes through gear support
Set is rotatably provided in frame, and gear is located in the gear grooved in frame, is set between the gear support set and frame
It is equipped with the outside of rolling bearing, the gear and is provided with external gear, the inner side of the gear and the trapezoidal spiral shell of bull of push rod lower end
Line section is coordinated with multiple-trapeziform screw thread parafacies, and the rack is slidably arranged on rack guide holder, and the rack guide holder is consolidated
It is scheduled in frame, the racks cylinders include cylinder body and piston rod, the cylinder body is fixed in frame, the piston rod tooth connection
Rotation stop groove is provided with external gear engagement on the outside of bar, the rack and pinion, the push rod, the rotation stop pin is horizontally arranged at
In frame, in one end insertion rotation stop groove of rotation stop pin, the other end of rotation stop pin connects locking nut, the locking nut and frame
Between be provided with lock washer, the pull bar, which can be slided up and down, to be arranged on the pull bar chute of frustum, the lower end spiral shell of the pull bar
Line is connected to the upper end of push rod, and is locked by pull bar adjusting nut, and the elastic cone cylinder is slidably arranged on frustum, institute
State and panel nut is also threaded with the upper end that pressing plate is arranged on pull bar, the pull bar, the panel nut is located at pressing plate
The upper surface laminating of upside, the lower surface of the pressing plate and elastic cone cylinder, the compression spring and the concentric setting of pull bar, institute
State the spring-loaded groove patch above the upper end of compression spring and the lower surface laminating of pressing plate, the lower end of the compression spring and frustum
Close, the workpiece support table is fixed in frame.
Further, the quantity of the panel nut is two.
Further, the rolling bearing is angular contact bearing.
The present invention compared to the prior art, with advantages below and effect：Sleeve type workpiece is placed on workpiece support table,
The piston rod band carry-over bar of racks cylinders is slided along rack guide holder, is turned round by external tooth wheeling driving gear, gear passes through many
Head trapezoidal thread subband moves push rod and moved downward, and the setting of rotation stop pin and rotation stop groove effectively prevent push rod revolution, and push rod passes through
Pull bar and pressing plate drive elastic cone cylinder to move downward, and outwards spreading by sleeve type Workpiece clamping.When processing or assembled
Cheng Hou, racks cylinders are rotated backward by rack drives gear, drive pull bar to move upwards by push rod, in the work of compression spring
Moved upwards with lower platen, elastic cone cylinder resets, and realizes the release to sleeve type workpiece.Gear support covers to be set between frame
Rolling bearing is equipped with, rolling bearing is angular contact bearing, can bear axial load can bear radial load again, be conducive to gear
Steady revolution, substantially increases the stability of pinion rotation.The quantity of panel nut is two, is effectively realized to press plate position
Limit, effect is good.The present invention quickly realizes the centering and clamping to sleeve type work piece inner surface, and rational in infrastructure, clamping effect is good,
Strong applicability.
Brief description of the drawings
Fig. 1 is structural representation of the invention.
Fig. 2 is Fig. 1 of the present invention A-A direction views.
In figure：1. frame, 2. splicing sleeves, 3. trip bolts, 4. push rods, 5. rotation stop pins, 6. locking nuts, 7. lock pads
Circle, 8. gears, 9. gear support sets, 10. rolling bearings, 11. racks, 12. rack guide holders, 13. racks cylinders, 14. frustums,
15. pull bar, 16. pull bar adjusting nuts, 17. compression springs, 18. pressing plates, 19. panel nuts, 20. elastic cones cylinder, 21. workpiece
Supporting station, 22. push rod chutes, 23. frustum mounting grooves, 24. pull bar chutes, 25. spring-loaded grooves, 26. multiple-trapeziform screw threads section,
27. gear grooved, 28. external gears, 29. cylinder bodies, 30. piston rods, 31. rotation stop grooves.
Embodiment
Below in conjunction with the accompanying drawings and the present invention is described in further detail by embodiment, following examples are to this hair
Bright explanation and the invention is not limited in following examples.
As depicted in figs. 1 and 2, a kind of sleeve type work piece inner surface centering and clamping apparatus, it include frame 1, splicing sleeve 2,
Trip bolt 3, push rod 4, rotation stop pin 5, locking nut 6, lock washer 7, gear 8, gear support set 9, rolling bearing 10, rack
11st, rack guide holder 12, racks cylinders 13, frustum 14, pull bar 15, pull bar adjusting nut 16, compression spring 17, pressing plate 18, pressure
Crab bolt 19, elastic cone cylinder 20, workpiece support table 21, the splicing sleeve 2 is arranged in frame 1 by trip bolt 3, described
The centre of splicing sleeve 2 is provided with push rod chute 22, and the upper end of the splicing sleeve 2 is provided with frustum mounting groove 23, the frustum 14
On the frustum mounting groove 23 for being threadably mounted at the upper end of splicing sleeve 2, pull bar chute 24, the frustum are provided with the middle of the frustum 14
14 top is provided with spring-loaded groove 25, and the push rod 4, which can be slided up and down, to be arranged in the push rod chute 22 of splicing sleeve 2, institute
The lower end for stating push rod 4 is provided with multiple-trapeziform screw thread section 26, is provided with gear grooved 27 in the frame 1, the gear 8 passes through tooth
Wheel splicing sleeve 9 is rotatably provided in frame 1, and gear 8 is located in the gear grooved 27 in frame 1, the gear support set 9
Rolling bearing 10 is provided between frame 1, the rolling bearing 10 is angular contact bearing, and can bear axial load can hold again
By radial load, be conducive to the steadily revolution of gear 8, substantially increase the stability of the rotation of gear 8.The outside of the gear 8 is set
External gear 28 is equipped with, the inner side of the gear 8 is matched somebody with somebody with the multiple-trapeziform screw thread section 26 of the lower end of push rod 4 with multiple-trapeziform screw thread parafacies
Close, the rack 11 is slidably arranged on rack guide holder 12, and the rack guide holder 12 is fixed in frame 1, the tooth
Bar cylinder 13 includes cylinder body 29 and piston rod 30, and the cylinder body 29 is fixed in frame 1, and the piston rod 30 connects rack 11,
The external gear 28 in the outside of rack 11 and gear 8 is engaged, and rotation stop groove 31, the level of rotation stop pin 5 are provided with the push rod 4
In frame 1, in one end insertion rotation stop groove 31 of rotation stop pin 5, the other end connection locking nut 6 of rotation stop pin 5, the lock
Lock washer 7 is tightly provided between nut 6 and frame 1, is conducive to the fastening of rotation stop pin 5 to install, effectively prevents play.It is described to draw
Bar 15, which can be slided up and down, to be arranged on the pull bar chute of frustum 14, and the lower end of the pull bar 15 is threaded in the upper end of push rod 4,
And locked by pull bar adjusting nut 16, the elastic cone cylinder 20 is slidably arranged on frustum 14, and the pressing plate 18 is installed
Panel nut 19 is also threaded with the upper end of pull bar 15, the pull bar 15, the panel nut 19 is located at pressing plate 18
Upside, the quantity of the panel nut 19 is two, effectively realizes the restriction to the position of pressing plate 18, and effect is good.The pressing plate 18
Lower surface and elastic cone cylinder 20 upper surface laminating, the compression spring 17 and pull bar 15 it is concentric set, the compression
The upper end of spring 17 and the lower surface laminating of pressing plate 18, the lower end of the compression spring 17 and the spring-loaded groove of the top of frustum 14
25 laminatings, the workpiece support table 21 is fixed in frame 1.
By above-mentioned technical proposal, a kind of sleeve type work piece inner surface centering and clamping apparatus of the invention is in use, sleeve type
Workpiece is placed on workpiece support table 21, and the piston rod 30 of racks cylinders 13 is slided with carry-over bar 11 along rack guide holder 12,
Turned round by external gear 28 with moving gear 8, gear 8 moves push rod 4 by multiple-trapeziform screw thread subband and moved downward, the He of rotation stop pin 5
The setting of rotation stop groove 31 effectively prevent push rod 4 and turn round, and push rod 4 drives elastic cone cylinder 20 downward by pull bar 15 and pressing plate 18
Motion, and outwards spreading by sleeve type Workpiece clamping.After the completion of processing or assembling, racks cylinders 13 are driven by rack 11
Gear 8 is rotated backward, and drives pull bar 15 to move upwards by push rod 4, pressing plate 18 is moved upwards in the presence of compression spring 17,
Elastic cone cylinder 20 resets, and realizes the release to sleeve type workpiece.Quick realize of the invention is determined sleeve type work piece inner surface
The heart and clamping, rational in infrastructure, clamping effect is good, strong applicability.
Above content described in this specification is only illustration made for the present invention.Technology belonging to of the invention
The technical staff in field can make various modifications or supplement to described specific embodiment or use similar mode
Substitute, content without departing from description of the invention or surmount scope defined in the claims, this all should be belonged to
The protection domain of invention.
Claims (3)
1. a kind of sleeve type work piece inner surface centering and clamping apparatus, it is characterised in that：It include frame, splicing sleeve, trip bolt,
Push rod, rotation stop pin, locking nut, lock washer, gear, gear support set, rolling bearing, rack, rack guide holder, rack gas
Cylinder, frustum, pull bar, pull bar adjusting nut, compression spring, pressing plate, panel nut, elastic cone cylinder, workpiece support table, the branch
Bearing sleeve is arranged in frame by trip bolt, and the centre of the splicing sleeve is provided with push rod chute, the upper end of the splicing sleeve
Frustum mounting groove is provided with, the frustum is threadably mounted on the frustum mounting groove of supporting set upper side, is set in the middle of the frustum
Have and spring-loaded groove is provided with above pull bar chute, the frustum, the push rod can slide up and down the top for being arranged on splicing sleeve
In bar chute, the lower end of the push rod, which is provided with multiple-trapeziform screw thread section, the frame, is provided with gear grooved, and the gear leads to
Cross gear support set to be rotatably provided in frame, and gear is located in the gear grooved in frame, gear support set and
It is provided between frame on the outside of rolling bearing, the gear and is provided with external gear, inner side and the push rod lower end of the gear
Multiple-trapeziform screw thread section is coordinated with multiple-trapeziform screw thread parafacies, and the rack is slidably arranged on rack guide holder, the tooth
Bar guide holder is fixed in frame, and the racks cylinders include cylinder body and piston rod, and the cylinder body is fixed in frame, the work
Stopper rod connects and is provided with rotation stop groove, the rotation stop pin on the external gear engagement on the outside of rack, the rack and pinion, the push rod
It is horizontally arranged in frame, in one end insertion rotation stop groove of rotation stop pin, the other end connection locking nut of rotation stop pin, the locking
Lock washer is provided between nut and frame, the pull bar, which can be slided up and down, to be arranged on the pull bar chute of frustum, it is described to draw
The lower end of bar is threaded in the upper end of push rod, and is locked by pull bar adjusting nut, and the elastic cone cylinder is slidably set
On frustum, the pressing plate is arranged on the upper end of pull bar, the pull bar and is also threaded with panel nut, the panel nut
Positioned at the upside of pressing plate, the upper surface laminating of the lower surface of the pressing plate and elastic cone cylinder, the compression spring and pull bar are same
Axle center is set, the upper end of the compression spring and the lower surface laminating of pressing plate, above the lower end of the compression spring and frustum
Spring-loaded groove is fitted, and the workpiece support table is fixed in frame.
2. a kind of sleeve type work piece inner surface centering and clamping apparatus according to claim 1, it is characterised in that：The pressing plate
The quantity of nut is two.
3. a kind of sleeve type work piece inner surface centering and clamping apparatus according to claim 1, it is characterised in that：It is described to roll
Bearing is angular contact bearing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710420510.8A CN107081441A (en) | 2017-06-07 | 2017-06-07 | A kind of sleeve type work piece inner surface centering and clamping apparatus |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710420510.8A CN107081441A (en) | 2017-06-07 | 2017-06-07 | A kind of sleeve type work piece inner surface centering and clamping apparatus |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107081441A true CN107081441A (en) | 2017-08-22 |
Family
ID=59607895
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710420510.8A Pending CN107081441A (en) | 2017-06-07 | 2017-06-07 | A kind of sleeve type work piece inner surface centering and clamping apparatus |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107081441A (en) |
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108274278A (en) * | 2018-03-20 | 2018-07-13 | 强胜精密机械(苏州)有限公司 | A kind of compound clamping device of hydraulic type multiple station spring and clamping method |
| CN109047843A (en) * | 2018-09-03 | 2018-12-21 | 广州宁研机械设计有限公司 | A kind of full angle digital information superhigh precision aluminum processing technology equipment |
| CN110369751A (en) * | 2019-08-29 | 2019-10-25 | 河南省瑞歌传动机械有限公司 | A kind of tubular workpiece clamping tooling |
| CN110450003A (en) * | 2018-05-07 | 2019-11-15 | 河南理工大学 | A kind of hand-held assisted milling burnishing device of small size cone cylinder end face |
| CN111906685A (en) * | 2020-08-11 | 2020-11-10 | 三门核电有限公司 | A grinder for narrow and small space |
| CN112091669A (en) * | 2020-09-14 | 2020-12-18 | 台州市东部数控设备有限公司 | Positioning fixture for processing water meter cover |
| CN113798873A (en) * | 2021-08-12 | 2021-12-17 | 中国核电工程有限公司 | Self-adaptive jacking device |
| CN114714122A (en) * | 2022-03-07 | 2022-07-08 | 苏机智能制造(江苏)有限公司 | Internal expansion type tool for numerical control machining center |
| CN115255420A (en) * | 2022-09-19 | 2022-11-01 | 泊头市亚奇铸业有限公司 | High-efficient processingequipment of hydraulic motor work piece |
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|---|---|---|---|---|
| JPS60197306A (en) * | 1984-03-21 | 1985-10-05 | Hasegawa Kikai Seisakusho:Kk | Work holding device for machine tools |
| US5186476A (en) * | 1990-03-28 | 1993-02-16 | Ott Maschinentechnik Gmbh | Clamping device for gripping a tool in a tool carrier |
| CN2815559Y (en) * | 2005-06-28 | 2006-09-13 | 王仕成 | Self-centering chuck |
| CN106513734A (en) * | 2016-11-30 | 2017-03-22 | 宁波隆源精密机械有限公司 | Spring fixture for clamping high-speed rotating workpiece |
| CN207057654U (en) * | 2017-06-07 | 2018-03-02 | 王燕飞 | A kind of sleeve type work piece inner surface centering and clamping apparatus |
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2017
- 2017-06-07 CN CN201710420510.8A patent/CN107081441A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS60197306A (en) * | 1984-03-21 | 1985-10-05 | Hasegawa Kikai Seisakusho:Kk | Work holding device for machine tools |
| US5186476A (en) * | 1990-03-28 | 1993-02-16 | Ott Maschinentechnik Gmbh | Clamping device for gripping a tool in a tool carrier |
| CN2815559Y (en) * | 2005-06-28 | 2006-09-13 | 王仕成 | Self-centering chuck |
| CN106513734A (en) * | 2016-11-30 | 2017-03-22 | 宁波隆源精密机械有限公司 | Spring fixture for clamping high-speed rotating workpiece |
| CN207057654U (en) * | 2017-06-07 | 2018-03-02 | 王燕飞 | A kind of sleeve type work piece inner surface centering and clamping apparatus |
Cited By (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108274278A (en) * | 2018-03-20 | 2018-07-13 | 强胜精密机械(苏州)有限公司 | A kind of compound clamping device of hydraulic type multiple station spring and clamping method |
| CN110450003A (en) * | 2018-05-07 | 2019-11-15 | 河南理工大学 | A kind of hand-held assisted milling burnishing device of small size cone cylinder end face |
| CN109047843A (en) * | 2018-09-03 | 2018-12-21 | 广州宁研机械设计有限公司 | A kind of full angle digital information superhigh precision aluminum processing technology equipment |
| CN110369751A (en) * | 2019-08-29 | 2019-10-25 | 河南省瑞歌传动机械有限公司 | A kind of tubular workpiece clamping tooling |
| CN111906685A (en) * | 2020-08-11 | 2020-11-10 | 三门核电有限公司 | A grinder for narrow and small space |
| CN112091669B (en) * | 2020-09-14 | 2021-10-22 | 台州市东部数控设备有限公司 | Positioning fixture for processing water meter cover |
| CN112091669A (en) * | 2020-09-14 | 2020-12-18 | 台州市东部数控设备有限公司 | Positioning fixture for processing water meter cover |
| CN113798873A (en) * | 2021-08-12 | 2021-12-17 | 中国核电工程有限公司 | Self-adaptive jacking device |
| CN113798873B (en) * | 2021-08-12 | 2024-03-12 | 中国核电工程有限公司 | Self-adaptive jacking device |
| CN114714122A (en) * | 2022-03-07 | 2022-07-08 | 苏机智能制造(江苏)有限公司 | Internal expansion type tool for numerical control machining center |
| CN114714122B (en) * | 2022-03-07 | 2023-12-22 | 苏机智能制造(江苏)有限公司 | Inner expansion type tool for numerical control machining center |
| CN115255420A (en) * | 2022-09-19 | 2022-11-01 | 泊头市亚奇铸业有限公司 | High-efficient processingequipment of hydraulic motor work piece |
| CN115255420B (en) * | 2022-09-19 | 2023-01-31 | 泊头市亚奇铸业有限公司 | High-efficient processingequipment of hydraulic motor work piece |
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| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20170822 |
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| WD01 | Invention patent application deemed withdrawn after publication |