CN102896251B - Workpiece clamping and turning mechanism - Google Patents
Workpiece clamping and turning mechanism Download PDFInfo
- Publication number
- CN102896251B CN102896251B CN201210409024.3A CN201210409024A CN102896251B CN 102896251 B CN102896251 B CN 102896251B CN 201210409024 A CN201210409024 A CN 201210409024A CN 102896251 B CN102896251 B CN 102896251B
- Authority
- CN
- China
- Prior art keywords
- clamp
- trip shaft
- clamps
- turning
- workpiece
- 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.)
- Expired - Fee Related
Links
Abstract
The invention discloses a workpiece clamping and turning mechanism. The workpiece clamping and turning mechanism comprises two clamp pincers bases and two pair of clamp pincers which are symmetrically distributed at intervals, wherein the two clamp pincers bases are fixed on two driving brackets which do reciprocation motion synchronously; corresponding longitudinal through holes are formed in the two clamp pincers bases; the clamp pincers and turning shafts are simultaneously installed in the longitudinal through holes of the clamp pincers bases; the two clamp pincers are opposite to each other; bulges and grooves which are matched with each other are formed at the front ends of the turning shafts and the rear ends of the clamp pincers, so that the turning shafts and the clamp pincers can turn synchronously; compression springs are installed between the turning shafts and the clamping pincers; crank arms are arranged at the rear ends of the turning shafts; disc-shaped cams are arranged at the end parts of the crank arms; fixed cam plates are arranged at the parts, corresponding to the crank arms, at the rear ends of the turning shafts; V-shaped guide grooves are formed in the cam plates; and the disc-shaped cams of the crank arms at the rear ends of the turning shafts are installed on the guide grooves of the cam plates. The workpiece clamping and turning mechanism can realize the self-turning of workpieces with only transmission power of the workpieces during the transmission process of the workpieces, has a simple structure, and ensures that the turning transmission efficiency of the workpieces is high.
Description
Technical field
The present invention relates to the clamping transmission switching mechanism of workpiece, especially a kind of transfer press machine worktable that is installed on carries out clamping transmission and the mechanism of automatic turning to workpiece.
Background technology
In the stamping line of multistation, often need to process the top and bottom of workpiece, therefore after the one side of a station to workpiece machines, need workpiece turning 180 degree then to deliver to the processing that next station carries out another side.Existing upset transmission way is normally by manually overturning and sending into next station or increase the transmission of manipulator assisting overturn, although adopt the structure of the way equipment of artificial upset transmission simpler, but production efficiency greatly reduces, and the labour intensity of operating personnel is large; By increasing the transmission of manipulator assisting overturn, both improving input, also making the complex structure of production line.
Disclose that an application number is 200810233992.7 on May 20th, 2009, name is called the application for a patent for invention of " transmission and reversion table for automatic production by extrusion manipulator ", this transmission roll-over table comprises the frame base be made up of section bar, the below of frame base is provided with the roller supporting and walk, frame base top is provided with level to the guide rail arranged, guide rail is provided with two limit direction movement sidesway frame along this guide rail, sidesway frame is provided with the overturning frame rotated relative to the axle core of horizontal direction, overturning frame is provided with clamping device.This roll-over table can only overturn workpiece, and the transmission of workpiece needs to have come by manipulator, and the transmission upset that therefore will complete workpiece needs multiple power source, and structure is comparatively complicated, and upset and the efficiency of transmission of workpiece are lower.
Summary of the invention
The technical problem to be solved in the present invention is to provide a kind of clamping switching mechanism of workpiece, only need realize the automatic turning of workpiece in workpiece transfer process by the transmission power of workpiece, the upset efficiency of transmission of workpiece is high, and overall structure is comparatively simple, convenient matching with multiple position press realizes automated production.
For achieving the above object, technical scheme of the present invention is:, a kind of clamping switching mechanism of workpiece, comprise two clamp seats that interval is symmetrical, two clamps, two clamp seats are fixed on two driving arms synchronously moved reciprocatingly, two clamp seats are provided with corresponding longitudinal hole, two clamp rear portions are cylinder, the cylinder that two clamps are arranged through rear portion is in opposite directions contained on the longitudinal hole of two clamp seats respectively, two clamp rear cylindrical body outer surfaces are provided with cannelure, clamp seat is fixed with limited block to match with the cannelure on clamp rear cylindrical body clamp is axially moved by setpoint distance, the longitudinal hole of two clamp seats is also equipped with trip shaft, trip shaft is connected with the longitudinal hole of clamp seat in the rotating mode of axial restraint circumference, the front end of trip shaft and the rear end of clamp are provided with the projection that matches and groove can rotate to make trip shaft and clamp simultaneously, between trip shaft and clamp, Compress Spring is housed,
The rear end of trip shaft is provided with connecting lever, the end of connecting lever is provided with disc cam, be provided with stationary cam plate with connecting lever corresponding position, trip shaft rear end, lobe plate is provided with chevron shaped gathering sill, and the disc cam of trip shaft rear end connecting lever is contained on the gathering sill described in lobe plate.
Further improvement, the front end of described clamp rear end and trip shaft is all processed with centre bore, and Compress Spring is contained between the centre bore of clamp rear end and the centre bore of trip shaft front end, facilitates the installation of Compress Spring.
Further improvement, the center outer surface of described trip shaft is processed with annular positioning groove, clamp seat is equipped with shop bolt and matches with described annular positioning groove and limit moving axially of trip shaft.
Further improvement; the first copper sheathing is provided with between described clamp rear cylindrical body and the longitudinal hole of clamp seat; be provided with the second copper sheathing between described trip shaft and the longitudinal hole of clamp seat, improve clamp and the greasy property of trip shaft and the flexibility of rotation, protective folder clamp block.
Further improvement, the rear portion of described lobe plate is also provided with supporting seat, and lobe plate and supporting seat fix, and facilitates the location of lobe plate.
Further improvement, described two clamps arranged in opposite directions match with multiple spike moved up and down, and spike moves down between insertion two clamps and struts two clamps, and spike moves up disengaging two clamps, two clamps are drawn close mutually, facilitate clamp clamp and unclamp workpiece.
The present invention's two clamp seats are fixed on two driving arms synchronously moved reciprocatingly, two clamp seats also move reciprocatingly under the drive of workpiece transfer power and driving arm, in the longitudinal hole of two clamp seats, the trip shaft that can simultaneously rotate and clamp are housed, matched with the chevron shaped gathering sill of lobe plate by the disc cam of the rear end connecting lever of trip shaft, trip shaft 180 degree rotation is realized in the process of two clamp seat movements, clamp is driven to drive workpiece turning 180 degree further by trip shaft, therefore simultaneously workpiece overturns in the shifting process of limit, the upset efficiency of transmission of workpiece is high.
On the other hand, because the present invention only need realize the automatic turning of workpiece in workpiece transfer process by the transmission power of workpiece, compare with upset with the transmission coordinating roll-over table to carry out workpiece by manipulator, structure is comparatively simple, and the convenient multiple position press that coordinates realizes automated production.
Accompanying drawing explanation
Fig. 1 is workpiece turning original position top view of the present invention;
Fig. 2 is workpiece turning of the present invention 90 degree of top views;
Fig. 3 is workpiece turning of the present invention 180 degree of top views;
Fig. 4 is the A-A sectional view of Fig. 2;
Fig. 5 is the axial cutaway view Amplified image of clamp of the present invention;
Fig. 6 is the right view of Fig. 5;
Fig. 7 is that trip shaft master of the present invention looks enlarged drawing;
Fig. 8 is the left view of Fig. 7;
Fig. 9 is the right view of Fig. 7;
Figure 10 is that lobe plate master of the present invention looks enlarged drawing;
Figure 11 is the movement locus figure of disc cam relative to lobe plate gathering sill of trip shaft connecting lever end.
Detailed description of the invention
Below in conjunction with accompanying drawing and concrete embodiment, the present invention is described in further detail.
Shown in Fig. 1 to Figure 10, a kind of clamping switching mechanism of workpiece, comprises two symmetrical clamp seats of interval, 1, two clamps, 2, two clamp seats 1 and is fixed on two driving arms synchronously moved reciprocatingly 3;
Two clamp seats 1 are provided with corresponding longitudinal hole 11, two clamp 2 rear portions are cylinder 21, the cylinder 21 that two clamps 2 are arranged through rear portion is in opposite directions contained on the longitudinal hole 11 of two clamp seats 1 respectively, two clamp 2 rear cylindrical body 21 outer surfaces are provided with cannelure 211, clamp seat 1 are fixed with limited block 12 and match with the cannelure 211 on clamp 2 rear cylindrical body 21 clamp 2 is axially moved by setpoint distance;
The longitudinal hole 11 of two clamp seats 1 is also equipped with trip shaft 4, trip shaft 4 is connected with the longitudinal hole 11 of clamp seat 1 in the rotating mode of axial restraint circumference, can at the center outer surface processing annular positioning groove 41 of trip shaft 4, then location pin 13 and described annular positioning groove 41 be installed on clamp seat 1 and match moving axially of incompatible restriction trip shaft 4;
The front end of trip shaft 4 be provided with protruding 42 and the groove 22 that is provided with of the rear end of clamp 2 match trip shaft 4 and clamp 2 can be rotated simultaneously, Compress Spring 5 is housed between trip shaft 4 and clamp 2, can in machining center hole, clamp 2 rear end 23, in the machining center hole, front end 43 of trip shaft 4, then Compress Spring 5 is contained between the centre bore 23 of clamp 2 rear end and the centre bore 43 of trip shaft 4 front end;
The rear end of trip shaft 4 is provided with connecting lever 44, the end of connecting lever 44 is provided with disc cam 441, stationary cam plate 6 is provided with connecting lever 44 corresponding position, trip shaft 4 rear end, lobe plate 6 is provided with chevron shaped gathering sill 61, and the disc cam 441 of trip shaft 4 rear end connecting lever 44 is contained on the gathering sill 61 described in lobe plate 6.
The rear portion of described lobe plate 6 also can be provided with supporting seat 7, and lobe plate 6 and supporting seat 7 fix with screw.
Between described clamp 2 rear cylindrical body 21 and the longitudinal hole 11 of clamp seat 1, first copper sheathing 8 can be set, the second copper sheathing 9 can be set between described trip shaft 4 and the longitudinal hole 11 of clamp seat 1.
Described two clamps arranged in opposite directions 2 can match with multiple spike 10 moved up and down, spike 10 moves down and to strut two clamps 2 between insertion two clamps 2 and carry out holding workpiece and prepare or decontrol workpiece, spike 10 disengaging two clamps 2, two clamps 2 that move up mutually are drawn close and can be clamped workpiece.
The course of work of the present invention is as follows: with reference to shown in Fig. 1, Fig. 3, Figure 11, two driving arms 3 are moved to the left drive two clamp seats 1 and move to leftmost position, as shown in Figure 1, now the disc cam 441 of trip shaft 4 rear end connecting lever 44 matches with the leftmost part of lobe plate 6 gathering sill 61, and two clamps 2 workpiece 20 that can match with the spike 10 moved up and down is clamped, so latter two driving arm 3 drive two clamp seats 1 that move right move to rightmost, as shown in Figure 3, now the disc cam 441 of trip shaft 4 rear end connecting lever 44 matches with the rightmost part of lobe plate 6 gathering sill 61, because the disc cam 441 of trip shaft 4 rear end connecting lever 44 turns over turnback when lobe plate 6 gathering sill 61 Far Left moves to rightmost, trip shaft 4 is just driven to rotate 180 degree, trip shaft 4 drives clamp 2 to drive workpiece 20 to turn over turnback further again, workpiece 20 is just turned into the end down and move to next station from a upper station upward the end of from, then two clamps 2 coordinate with the spike 10 moved up and down and unclamp workpiece 20, circulate and so forth.
Below be only the present invention's preferred embodiment, those skilled in the art makes by claim the protection domain that equivalent change all falls into this case.
Claims (6)
1. the clamping switching mechanism of a workpiece, comprise two clamp seats that interval is symmetrical, two clamps, two clamp seats are fixed on two driving arms synchronously moved reciprocatingly, it is characterized in that: two clamp seats are provided with corresponding longitudinal hole, two clamp rear portions are cylinder, the cylinder that two clamps are arranged through rear portion is in opposite directions contained on the longitudinal hole of two clamp seats respectively, two clamp rear cylindrical body outer surfaces are provided with cannelure, clamp seat is fixed with limited block to match with the cannelure on clamp rear cylindrical body clamp is axially moved by setpoint distance, the longitudinal hole of two clamp seats is also equipped with trip shaft, trip shaft is connected with the longitudinal hole of clamp seat in the rotating mode of axial restraint circumference, the front end of trip shaft and the rear end of clamp are provided with the projection that matches and groove can rotate to make trip shaft and clamp simultaneously, between trip shaft and clamp, Compress Spring is housed,
The rear end of trip shaft is provided with connecting lever, the end of connecting lever is provided with disc cam, be provided with stationary cam plate with connecting lever corresponding position, trip shaft rear end, lobe plate is provided with chevron shaped gathering sill, and the disc cam of trip shaft rear end connecting lever is contained on the gathering sill described in lobe plate.
2. the clamping switching mechanism of a kind of workpiece according to claim 1, is characterized in that: the front end of described clamp rear end and trip shaft is all processed with centre bore, and Compress Spring is contained between the centre bore of clamp rear end and the centre bore of trip shaft front end.
3. the clamping switching mechanism of a kind of workpiece according to claim 1, is characterized in that: the center outer surface of described trip shaft is provided with annular positioning groove, clamp seat is equipped with shop bolt and matches with described annular positioning groove and limit moving axially of trip shaft.
4. the clamping switching mechanism of a kind of workpiece according to claim 1, is characterized in that: be provided with the first copper sheathing between described clamp rear cylindrical body and the longitudinal hole of clamp seat, be provided with the second copper sheathing between described trip shaft and the longitudinal hole of clamp seat.
5. the clamping switching mechanism of a kind of workpiece according to claim 1, it is characterized in that: the rear portion of described lobe plate is also provided with supporting seat, lobe plate and supporting seat fix.
6. the clamping switching mechanism of a kind of workpiece according to any one of claim 1 to 5, it is characterized in that: described two clamps arranged in opposite directions match with multiple spike moved up and down, spike moves down between insertion two clamps and struts two clamps, spike moves up disengaging two clamps, and two clamps are drawn close mutually.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210409024.3A CN102896251B (en) | 2012-10-24 | 2012-10-24 | Workpiece clamping and turning mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210409024.3A CN102896251B (en) | 2012-10-24 | 2012-10-24 | Workpiece clamping and turning mechanism |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102896251A CN102896251A (en) | 2013-01-30 |
| CN102896251B true CN102896251B (en) | 2015-01-21 |
Family
ID=47568904
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201210409024.3A Expired - Fee Related CN102896251B (en) | 2012-10-24 | 2012-10-24 | Workpiece clamping and turning mechanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN102896251B (en) |
Families Citing this family (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104338864A (en) * | 2014-10-29 | 2015-02-11 | 宁波新甬城数控自动化设备有限公司 | Turning device of stamping mechanical arm |
| CN105773226A (en) * | 2016-03-28 | 2016-07-20 | 王晓耀 | Clamping device for stably clamping piece-shaped workpiece and use method of clamping device |
| CN105773225A (en) * | 2016-03-28 | 2016-07-20 | 楼天翔 | High-safety clamping mechanism used for piece-shaped workpiece and use method of high-safety clamping mechanism |
| CN105773224A (en) * | 2016-03-28 | 2016-07-20 | 楼天翔 | Manually-controlled clamping device for flaky workpieces and use method of manually-controlled clamping device |
| CN105883383B (en) * | 2016-03-31 | 2023-09-05 | 浙江双第弹簧有限公司 | Spring assembly machining system of automobile braking system |
| CN106079558A (en) * | 2016-07-21 | 2016-11-09 | 瑞安市胜利机械有限公司 | Corrugated paper jacket casing cup machine absorb corrugated board sheet Huan Mian mechanism |
| CN107243571A (en) * | 2017-08-02 | 2017-10-13 | 合肥杰代机电科技有限公司 | A kind of auto parts processing tipper |
| CN111573208B (en) * | 2020-05-13 | 2021-01-01 | 东莞职业技术学院 | Steering wheel connector automatic feeding transports robot |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1116135C (en) * | 1998-12-04 | 2003-07-30 | 中国科学院沈阳自动化研究所 | Tumbling conveyer |
| US6715981B1 (en) * | 1999-03-17 | 2004-04-06 | Müller Weingarten AG | Transport system |
| DE102004018059B4 (en) * | 2004-04-08 | 2008-01-24 | Schuler Pressen Gmbh & Co. Kg | Transfer device and transfer method |
| CN101157107B (en) * | 2007-11-07 | 2010-08-11 | 奇瑞汽车股份有限公司 | Manipulator slamping pressing automated production transfer transition bench |
| CN101433936B (en) * | 2008-12-19 | 2011-07-13 | 奇瑞汽车股份有限公司 | Transmission and reversion table for automatic production by extrusion manipulator |
| CN202894119U (en) * | 2012-10-24 | 2013-04-24 | 厦门锻压机床有限公司 | Workpiece clamping turnover mechanism |
-
2012
- 2012-10-24 CN CN201210409024.3A patent/CN102896251B/en not_active Expired - Fee Related
Also Published As
| Publication number | Publication date |
|---|---|
| CN102896251A (en) | 2013-01-30 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN102896251B (en) | Workpiece clamping and turning mechanism | |
| JP5830605B2 (en) | Machine tool and processing method | |
| CN104999217A (en) | Device for welding front-row seat frameworks of automobile | |
| EP2305440B1 (en) | Method and machine for processing frame components made of wood and the like | |
| CN102873159A (en) | Punching production line for punching circular tube type workpiece | |
| CN111300044A (en) | Multi-station transfer mechanism and motor bearing assembling equipment | |
| CN102554059B (en) | Multistation feeding device of punching machine | |
| CN106976342A (en) | A kind of automatic charging equipment | |
| CN104384931A (en) | Machining workstation of flange-type sleeve | |
| CN205184357U (en) | Automatic centering anchor clamps | |
| CN202894119U (en) | Workpiece clamping turnover mechanism | |
| CN205032998U (en) | Metal work automatic processing machine | |
| CN110480381B (en) | File drilling machining bench worker operation frock clamp | |
| CN104190843B (en) | The outer switching mechanism of cold headers clamp clamp piece | |
| KR101484451B1 (en) | Multiple spindle bending machine for steel pipes bending | |
| CN104525820B (en) | A kind of unit multistation forge hot manipulator | |
| CN211193893U (en) | Double-robot machining workstation | |
| CN210115371U (en) | Automobile workpiece punching device | |
| CN203003528U (en) | Cylinder four-axis clamp | |
| CN204584633U (en) | A kind of automatic welding platform | |
| CN115805398B (en) | Welding robot | |
| KR101725842B1 (en) | Apparatus for cutting and forming hole for pipe | |
| CN206185033U (en) | Iron -clad reviting machine | |
| CN206216268U (en) | A kind of four stations may be reversed miniature workpiece processing work platform | |
| CN212653107U (en) | Feeding device for broaching machine |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150121 Termination date: 20151024 |
|
| EXPY | Termination of patent right or utility model |