CN202174528U - Clamp for clamping acute angle flanging part of workpiece - Google Patents
Clamp for clamping acute angle flanging part of workpiece Download PDFInfo
- Publication number
- CN202174528U CN202174528U CN2011202897511U CN201120289751U CN202174528U CN 202174528 U CN202174528 U CN 202174528U CN 2011202897511 U CN2011202897511 U CN 2011202897511U CN 201120289751 U CN201120289751 U CN 201120289751U CN 202174528 U CN202174528 U CN 202174528U
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- China
- Prior art keywords
- fork
- acute angle
- workpiece
- supporting seat
- depression bar
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- Expired - Fee Related
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Abstract
The utility model relates to the field of tool in automobile production. A clamp for clamping an acute angle flanging part of a workpiece comprises a support base, a pressing rod above the support base and a driving element that drives the pressing rod to move. The support base is hinged with a swing rod which is hinged on the pressing rod. One end of the pressing rod is fixedly connected with a pressing head which can be pressed and connected to the acute angle flanging part. The other end of the pressing rod is connected with the driving element. The support base is provided with a swing rod positioning block for positioning the swing rod. The utility model provides a clamp for clamping an acute angle flanging part of a workpiece to solve the problems of strenuous clamp, low operation efficiency and poor clamping stability because current clamp cannot clamp the acute angle flanging part of the workpiece but only clamps the acute angle flanging part manually.
Description
Technical field
The utility model relates to automobile production frock field, relates in particular to a kind of anchor clamps that can carry out clamping to the acute angle flange position of workpiece.
Background technology
In with the parts of automobile especially stamping parts welding assembly process together, through anchor clamps parts are grasped usually and carry out operation.
At the one Chinese patent application publication number is CN101653870A; Open day is on February 24th, 2010; Name is called in the specification of patent documentation of " the body in white laser welding flexible jig that adapts to new model trial-production or small lot batch manufacture " and discloses a kind of clamp mechanism; The version of this clamp mechanism is as shown in Figure 1, comprises that supporting seat 1, depression bar 2 and piston rod are hinged on the cylinder 9 of an end of depression bar 2, and the cylinder body of cylinder is hinged on the supporting seat 1; Be removably connected with changeable piece 11 on the supporting seat 1; Be connected with connecting rod 21 on the downside middle part of depression bar 2, the lower end of connecting rod 21 is hinged on the supporting seat 1, and the other end of depression bar 2 is provided with the crimping piece 22 that matches with changeable piece 11.This clamp mechanism can not be that clamping is carried out in the edge (below be called acute angle flange position) of acute angle to the angle that is provided with flange and flange and workpiece of parts; And in the automobile production process; Running into the angle that is provided with flange and flange and workpiece to parts through regular meeting is the situation that the edge of acute angle grips; This moment can only be through manual clamping, not only require great effort during clamping and also operating efficiency low, the stability during clamping is also poor.
The utility model content
The utility model provides a kind of anchor clamps that can carry out clamping to the acute angle flange position of workpiece, solved existing anchor clamps can not carry out clamping to the acute angle flange position of workpiece and can only grip by hand that clamping effort, operating efficiency that the acute angle flange position of workpiece caused are low, the problem of poor stability during clamping.
Above technical problem solves through following technical proposal: a kind of anchor clamps that can carry out clamping to the acute angle flange position of workpiece; Comprise supporting seat, be positioned at the depression bar of supporting seat top and drive the driving element that depression bar moves; Be hinged with fork on the said supporting seat; Said fork is hinged on the said depression bar; One end of said depression bar is connected with the pressure head on the acute angle flange position that can be crimped onto workpiece, and the other end of said depression bar is connected with said driving element, and said supporting seat is provided with the fork locating piece that said fork is positioned.During use; Supporting seat is supported on the back side at the acute angle flange position of workpiece, and the back side is meant the one side away from flange of workpiece, under the driving of driving element; Depression bar when depression bar rotates with the pin joint of fork also in company with the pin joint rotation of fork around fork and supporting seat; When fork turns to when being connected on the fork locating piece, because the effect of fork locating piece, fork stops operating; Depression bar continues to rotate around the pin joint of depression bar and fork; This moment, the pin joint only done with depression bar and fork of pressure head was the circular motion in the center of circle, and the result of motion is that pressure head reaches in flange and the formed space of workpiece and is pressed on the front of acute angle turn-up portion, thereby realization pressure head cooperation supporting seat grasps from the front and back at the acute angle flange position of the workpiece acute angle flange position with workpiece.
As preferably, the utility model comprises that also ordering about said fork pushes against the spring lever on the said fork locating piece, and this spring lever and said fork are hinged.Spring lever makes fork that the movement tendency that abuts on the fork locating piece arranged all the time; Prevent that being connected on the locating piece back, pressure head at fork is that the center of circle is done in the process that circular motion gets into workpiece acute angle flange position with the pin joint of depression bar and fork, fork breaks away from locating piece and causes ram strikes to flange, the defective work piece of workpiece and can not be pressed onto on the front at acute angle flange position of workpiece.Course of action is safe and reliable.
As preferably, said spring lever is provided with spring, and an end of said spring is connected on the said fork.In the process of fork swing, spring only can or not produce torsional deformation and rock along the axial generation stretching of spring lever or compression, makes that spring is good to the controllability of the active force of fork, can not produce misoperation.Spring and depression bar rotate from the two ends driving pendulum rod of fork, and spring and spring lever do not influence lifting workpiece on supporting seat during operation.
As preferably, the pin joint of said fork and said supporting seat is between the pin joint of the pin joint of said fork and said depression bar and said fork and said spring lever.
As preferably, be rotatably connected to sliding sleeve on the said supporting seat, the other end of said spring is connected on the said sliding sleeve.In the process of fork swing, it is that axle rotates with the sliding sleeve that fork drives spring lever, when spring lever drives sliding sleeve and rotates and the distance of stretching out sliding sleeve produce and change, fork and sliding sleeve produce spring and push or stretching action in this process.The sliding sleeve that design is rotationally connected with supporting seat is fixed spring lever, simple in structure, connect reliable.
As preferably, said sliding sleeve and said driving element are positioned at the both sides of said fork.In the rotating process, can the phase mutual interference between spring, spring lever the two and the driving element.
As preferably, said driving element is a cylinder, and this driving element comprises cylinder body and the piston rod that on cylinder body, moves, and said piston rod and cylinder body are hinged on respectively on said depression bar and the said supporting seat.As driving element, can not produce weeping with cylinder, clean environment firendly can be provided with source of the gas in the factory usually, and power source obtains easily.
Preferred as another, said driving element is an oil cylinder, and this driving element comprises cylinder body and the piston rod that on cylinder body, moves, and said piston rod and cylinder body are hinged on respectively on said depression bar and the said supporting seat.When the power source of driving element was supplied with in design separately, required cost was low.
As preferably, the upper surface of said supporting seat is provided with workpiece locating piece and workpiece location shape face.The zone that is complementary with the contacted position of supporting seat shape that " workpiece location shape face " is meant shape and the workpiece that is held on the upper surface of supporting seat.During use, when the acute angle flange position of workpiece abutted on the workpiece locating piece, then the lower surface at acute angle flange position just steadily was fitted on the shape face of workpiece location.Convenient during operation.
As preferably, the upper end of said fork is hinged on the middle part of said depression bar.
The utlity model has following advantage; Compact conformation, rationally distributed; Can be easily the acute angle flange position of workpiece be gripped; Laborsaving when making acute angle flange position to workpiece grip operation, improved acute angle flange position to the workpiece operating efficiency when gripping operation, clamping stability is good.
Description of drawings
Fig. 1 is the structural representation of existing anchor clamps.
Fig. 2 is the structural representation when opening fully that is in of the utility model.
Fig. 3 carries out the structural representation that fork and locating piece in the process of clamping are connected to a time-out for the utility model to the acute angle flange position of workpiece.
Structural representation when Fig. 4 is clamped in the acute angle flange position of workpiece for the utility model.
Fig. 5 is the enlarged diagram at the B place of Fig. 4.
Among the figure: supporting seat 1, changeable piece 11, the first rotating shafts 12, fork locating piece 13, workpiece locating piece 14, workpiece support shape face 15; Depression bar 2, connecting rod 21, crimping piece 22, the second rotating shafts 23, the three rotating shafts 24, pressure head 25; Driving element 3, the piston rod 31 of cylinder, cylinder body 32, the four rotating shafts 33 of cylinder, fork 4, spring lever 5; Spring 6, sliding sleeve 7, workpiece 8, acute angle turn-up portion 81, cylinder 9.
The specific embodiment
Below in conjunction with accompanying drawing and embodiment the utility model is further described.
Referring to Fig. 2, a kind of anchor clamps that can carry out clamping to the acute angle flange position of workpiece comprise supporting seat 1, are positioned at the depression bar 2 and the driving element 3 of supporting seat 1 top.
Be hinged with fork 4 and spring lever 5 on the supporting seat 1.
Be hinged with fork 4 through first rotating shaft 12 on the supporting seat 1.
First rotating shaft 12 is positioned at the middle part of fork 4, and the upper end of fork 4 is hinged on the middle part of depression bar 2 through second rotating shaft 23, and the left end of the lower end of fork 4 and spring lever 5 is hinged.
Be arranged with spring 6 on the spring lever 5, spring 6 is a stage clip.The right-hand member of spring lever 5 wears. and sliding sleeve 7 is arranged, and sliding sleeve 7 is rotatably connected on the side of supporting seat 1.Sliding sleeve 7 is positioned at the right side of fork 4.The left end of spring 6 is connected on the fork 4, the right-hand member of spring 6 is connected on the sliding sleeve 7.Spring 6 is in compressive state.
The right-hand member of depression bar 2 is provided with pressure head 25, and pressure head 25 is to be connected on the depression bar 2 through the mode of welding.Certainly to be designed to integrative-structure also be the technical scheme that is equal to that the welding manner of the utility model is connected for pressure head 25 and depression bar 2.
Supporting seat 1 is provided with fork locating piece 13.Fork locating piece 13 is to be connected on the supporting seat 1 through the mode of welding.Fork locating piece 13 is positioned at the right side of fork 4.Fork locating piece 13 is positioned at the top of first rotating shaft 12.
Driving element 3 is a cylinder, and this driving element 3 comprises cylinder body 32 and the piston rod 31 of motion on cylinder body 32, and the piston rod 31 of cylinder is hinged on the left end of depression bar 2 through the 3rd rotating shaft 24, and the cylinder body 32 of cylinder is hinged on the supporting seat 1 through the 4th rotating shaft 33.Driving element 3 is the left side that cylinder is positioned at fork 4.The 4th rotating shaft 33 is positioned at the below of the 3rd rotating shaft 24.
On the upper surface of supporting seat 1, be provided with workpiece locating piece 14 and workpiece support shape face 15.Workpiece locating piece 14 is structure as a whole with supporting seat 1.
During use, referring to Fig. 3, workpiece 8 is shelved on the upper end of supporting seat 1, the outside at acute angle flange position 81 is resisted against on the workpiece locating piece 14, this moment, the lower surface of workpiece 8 just was supported on the workpiece support shape face 15 reposefully.Starting driving element 3 is cylinder; Make cylinder make stretching motion; Under the effect of driving element 3 and spring 6; Depression bar 2 with second rotating shaft 23 serve as axle C when rotating, depression bar 2 also in company with fork 4 together with first rotating shaft 12 serve as axle C to rotation, driving element 3 be cylinder with the 3rd rotating shaft 24 serve as axle relatively and a depression bar 2 and serve as spool to do the adaptability rotation with respect to supporting seat 1 with the 4th rotating shaft 33, when fork 4 is resisted against 13 last times of fork locating piece; Fork 4 stops to do C to rotation, and under the effect of spring 6, can not produce A to revolution.
Referring to Fig. 4, be under the effect of cylinder at driving element 3, it serves as that axle is made C to rotation that depression bar 2 continues with second rotating shaft 23, makes pressure head 25 be pressed on the upper surface of workpiece 8.
Referring to Fig. 5, this moment pressure head 25 the lower surface of left part be crimped on acute angle flange position 81 on.
Embodiment two, with the difference of embodiment one be that driving element 3 is oil cylinder.
Claims (10)
1. anchor clamps that can carry out clamping to the acute angle flange position of workpiece; Comprise supporting seat, be positioned at the depression bar of supporting seat top and drive the driving element that depression bar moves, it is characterized in that, be hinged with fork on the said supporting seat; Said fork is hinged on the said depression bar; One end of said depression bar is connected with the pressure head on the acute angle flange position that can be crimped onto workpiece, and the other end of said depression bar is connected with said driving element, and said supporting seat is provided with the fork locating piece that said fork is positioned.
2. the anchor clamps that can carry out clamping to the acute angle flange position of workpiece according to claim 1 is characterized in that, comprise that also ordering about said fork pushes against the spring lever on the said fork locating piece, and this spring lever and said fork are hinged.
3. the anchor clamps that can carry out clamping to the acute angle flange position of workpiece according to claim 2 is characterized in that said spring lever is provided with spring, and an end of said spring is connected on the said fork.
4. the anchor clamps that can carry out clamping to the acute angle flange position of workpiece according to claim 3, the pin joint of said fork and said supporting seat is between the pin joint of the pin joint of said fork and said depression bar and said fork and said spring lever.
5. the anchor clamps that can carry out clamping to the acute angle flange position of workpiece according to claim 3 is characterized in that be rotatably connected to sliding sleeve on the said supporting seat, the other end of said spring is connected on the said sliding sleeve.
6. the anchor clamps that can carry out clamping to the acute angle flange position of workpiece according to claim 5 is characterized in that said sliding sleeve and said driving element are positioned at the both sides of said fork.
7. the anchor clamps that can carry out clamping to the acute angle flange position of workpiece according to claim 1; It is characterized in that; Said driving element is a cylinder, and this driving element comprises cylinder body and the piston rod that on cylinder body, moves, and said piston rod and cylinder body are hinged on respectively on said depression bar and the said supporting seat.
8. the anchor clamps that can carry out clamping to the acute angle flange position of workpiece according to claim 1; It is characterized in that; Said driving element is an oil cylinder, and this driving element comprises cylinder body and the piston rod that on cylinder body, moves, and said piston rod and cylinder body are hinged on respectively on said depression bar and the said supporting seat.
9. the anchor clamps that can carry out clamping to the acute angle flange position of workpiece according to claim 1 is characterized in that, the upper surface of said supporting seat is provided with workpiece locating piece and workpiece location shape face.
10. the anchor clamps that can carry out clamping to the acute angle flange position of workpiece according to claim 1 is characterized in that the upper end of said fork is hinged on the middle part of said depression bar.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011202897511U CN202174528U (en) | 2011-08-11 | 2011-08-11 | Clamp for clamping acute angle flanging part of workpiece |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011202897511U CN202174528U (en) | 2011-08-11 | 2011-08-11 | Clamp for clamping acute angle flanging part of workpiece |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202174528U true CN202174528U (en) | 2012-03-28 |
Family
ID=45864435
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011202897511U Expired - Fee Related CN202174528U (en) | 2011-08-11 | 2011-08-11 | Clamp for clamping acute angle flanging part of workpiece |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202174528U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104607793A (en) * | 2014-12-15 | 2015-05-13 | 芜湖新宝超声波设备有限公司 | Ultrasonic bordure welding device |
| CN106891351A (en) * | 2017-04-14 | 2017-06-27 | 成都福莫斯佰龙智能科技有限公司 | Grip device based on intelligent robot instructional device |
| CN107297406A (en) * | 2017-06-06 | 2017-10-27 | 东风柳州汽车有限公司 | Metal plate flanging fixture |
| CN110247285A (en) * | 2019-07-10 | 2019-09-17 | 旭东机械(昆山)有限公司 | A kind of automatic crimping device |
| CN110788541A (en) * | 2019-09-30 | 2020-02-14 | 广州文冲船厂有限责任公司 | Clamping device for assembling B-shaped hoisting ring |
-
2011
- 2011-08-11 CN CN2011202897511U patent/CN202174528U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104607793A (en) * | 2014-12-15 | 2015-05-13 | 芜湖新宝超声波设备有限公司 | Ultrasonic bordure welding device |
| CN106891351A (en) * | 2017-04-14 | 2017-06-27 | 成都福莫斯佰龙智能科技有限公司 | Grip device based on intelligent robot instructional device |
| CN107297406A (en) * | 2017-06-06 | 2017-10-27 | 东风柳州汽车有限公司 | Metal plate flanging fixture |
| CN110247285A (en) * | 2019-07-10 | 2019-09-17 | 旭东机械(昆山)有限公司 | A kind of automatic crimping device |
| CN110788541A (en) * | 2019-09-30 | 2020-02-14 | 广州文冲船厂有限责任公司 | Clamping device for assembling B-shaped hoisting ring |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20120328 Termination date: 20130811 |