CN202028893U - Manual locking mechanism arranged on welding fixture - Google Patents
Manual locking mechanism arranged on welding fixture Download PDFInfo
- Publication number
- CN202028893U CN202028893U CN2011201149570U CN201120114957U CN202028893U CN 202028893 U CN202028893 U CN 202028893U CN 2011201149570 U CN2011201149570 U CN 2011201149570U CN 201120114957 U CN201120114957 U CN 201120114957U CN 202028893 U CN202028893 U CN 202028893U
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- handle
- template
- locking mechanism
- pneumatic cylinder
- connecting rod
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Abstract
The utility model discloses a manual locking mechanism arranged on a welding fixture. The welding fixture comprises a fixed angle seat, a template, a secondary template, a pressing plate, a support pneumatic cylinder and an opening-and-closing pneumatic cylinder, wherein a handle is arranged between a piston rod of the support pneumatic cylinder and the secondary template, the handle is hinged with the piston rod, a connecting rod and a connecting plate are disposed between the handle and the secondary template, the connecting rod is respectively hinged with the handle and the secondary template, the connecting plate which is fixedly connected with the template is also respectively hinged with the handle and the secondary template. The handle, the secondary template, the connecting rod and the connecting plate are hinged to form a four-bar mechanism, the hinged point of the handle and the connecting rod can pass over a dead-center position by wrenching the handle, and the four-bar mechanism is locked. The manual locking mechanism arranged on the welding fixture prevents the separation of the secondary template before the motion of the support pneumatic cylinder is in place, operators do not need to support the secondary template with hands to wait the motion of the support pneumatic cylinder to be in place, accordingly the labor intensity is lowered, and the production efficiency is improved.
Description
Technical field
The utility model relates to a kind of auto-producing technological equipment, and in particular, it relates to the manual lock locking mechanism on a kind of soldering cramping apparatus.
Background technology
The now widely-used pneumatic type soldering cramping apparatus of domestic car enterprise, but the clamp mechanism of this soldering cramping apparatus is made up of fixing template and the pressing plate movable, that have folding and the inferior template of folding pneumatic cylinder usually, inferior template self bottom is provided with rotating shaft, thereby inferior template rotates the clutch that realizes match plate around the shaft.Inferior template separates with template, after sheet metal component vertically is written between template and the inferior template, supports pneumatic cylinder air inlet pressurization, keep time template vertical, and making the alignment pin on time template insert the sheet metal component locating hole, the folding pneumatic cylinder drives the pressing plate combined pressure more then, clamps sheet metal component.Be written into from sheet metal component, up to support that pneumatic cylinder piston rod puts in place during this period of time in time template do not have the external force support, because time template is together with the overall centre offset of pressing plate and folding pneumatic cylinder, time template can break away from the combined pressure position under the effect of self gravitation square like this, for this reason, during this period of time operator must withstand time template on the other hand to prevent its disengagement, cause the alignment pin dislocation, another hand is pressed and is supported the pneumatic cylinder step switch, put in place and can let go until supporting the pneumatic cylinder piston rod roof pressure, operator needs bimanualness around here, and eyes also will be sought and support the pneumatic cylinder step switch, if things go on like this, people's fatiguability, and both hands and eyes will keep coordinating, and do not allow to divert one's attention, otherwise can influence the carrying out and even the whole production beat of subsequent step, but also may cause time template to fall the security incident of hindering hand because of carelessness.And some large-scale sheet metal component needs the clampings simultaneously of a plurality of fixture units, and the requirement of station setting is these fixture units to be carried out one-touch control make their synchronization actions, singlely in this case just can't finish this and has worked.On September 30th, 2009, notification number is the location hold-down mechanism that the utility model patent of CN201316885Y discloses a kind of soldering cramping apparatus, be provided with through slot in this location hold-down mechanism and the alignment pin that template is connected by axis, the alignment pin below is provided with the briquetting seat with endoporus, two briquettings and the briquetting of cutting shape motion stretch gathering mechanism, after alignment pin pierces in the locating hole of sheet metal component, being supported pneumatic cylinder drives, briquetting is advanced and retreat in through slot, briquetting separately during rollback, stretch out the position of pushing down around the sheet metal component locating hole in the passage of alignment pin both sides, thereby clamp sheet metal component; When advancing then briquetting draw in and to leave sheet metal component.This location hold-down mechanism takes up room little; can directly compress the sheet metal component that cavity body structure is arranged; the power transmission of avoiding compresses the sheet metal component distortion that causes; and this hold-down mechanism is very compact; but compact heap is set in the originally very little alignment pin of size and stretches gathering mechanism; complex structure, processing and maintenance difficulty are all very big.
Summary of the invention
For the inferior template that overcomes existing pneumatic type soldering cramping apparatus can be thrown off before support pneumatic cylinder roof pressure puts in place, the defective that needs artificial roof pressure, it is a kind of simple in structure that the utility model provides, and can substitute the manual lock locking mechanism on the soldering cramping apparatus that manually comes locking time template to prevent its disengagement.
The technical solution of the utility model is: the manual lock locking mechanism on a kind of soldering cramping apparatus, soldering cramping apparatus comprises fixed angles seat, template, inferior template, pressing plate, support pneumatic cylinder and folding pneumatic cylinder, between the piston rod of described support pneumatic cylinder and time template, be provided with handle, handle and piston rod are hinged, be provided with connecting rod and connecting plate between handle and time template, connecting rod is hinged with handle and time template respectively, connecting plate is fixedly connected on the template, and connecting plate is also hinged with handle and time template respectively.Handle, inferior template, connecting rod and connecting plate are four-point articulated, constitute quadric chain, when inferior template and template combined pressure, the pin joint of inferior template and connecting rod, 3 of the pin joints of the pin joint of connecting rod and handle and handle and connecting plate are in or approaching being on same the straight line, the application of force is pulled the pin joint that handle can make handle and connecting rod and is crossed mechanical dead-centre position slightly, quadric chain is locked, thereby locking time template can not thrown off it, tentatively sheet metal component is located with alignment pin, after waiting to support pneumatic cylinder action and putting in place, the piston rod that supports pneumatic cylinder holds out against handle, thoroughly with the sheet metal component stable position.After pulling handle locking time template, operator can be let go, and omnidistance each step all only needs one hand to finish, and is easily calm.
As preferably, described handle comprises straight handle bar and crooked button, and button is provided with two sections arcs, is respectively the bottom arc that is positioned at the button bottom, and the transition arc between handle bar and button bottom.Because the utility model utilizes the quadric chain self-lock mechanism to realize latch functions, therefore we wish that the handle and the pin joint ratio of connecting rod are easier to cross mechanical dead point, exchange good locking effect for less handle amount of spin, hand grip control becomes crooked shape, each pin joint on the handle can be arranged on rational position, the angle of guaranteeing handle is convenient to operation, and time template is in or approaching being on same the straight line with the pin joint of pin joint, connecting rod and the handle of connecting rod and 3 of the pin joints of handle and connecting plate after guaranteeing time template, template combined pressure.
As preferably, described template is " mouth " font.Be connected with a plurality of parts on the inferior template, the location layout of tie point has determined stressing conditions or force transmission effect, and this shape is convenient to rational deployment is carried out in the position of tie point.
As preferably, described connecting rod is the flat board of evagination semi arch for two ends up and down.The semi arch at two ends makes connecting rod not have corner angle, is easier to cross mechanical dead point.
As preferably, described connecting plate is the right angled triangle flat board, comprises position, right angle, the first acute angle position and the second acute angle position, fixedlys connected with template in the position, right angle of connecting plate.The connecting plate of right angled triangle is handling ease not only, and material-saving.
As preferably, the piston rod of described support pneumatic cylinder and the pin joint of handle are positioned at the root of handle stem.But the grip portions of handle is not subjected to occupying of piston rod as far as possible like this, thereby makes things convenient for the gripping of hand.
As preferably, the pin joint of described connecting rod and handle is positioned on the transition arc of the center of circle of lower end semi arch of connecting rod and handle.Because connecting rod is connected on the non-rotating fulcrum of movable inferior template, so the pin joint of connecting rod and handle also can move, and can pull handle stem and make this point mobile by leverage, crosses the effect of mechanical dead point generation locking.
As preferably, the pin joint of described connecting plate and handle is positioned on the bottom arc of the second acute angle position of connecting plate and handle.Because connecting plate is fixed on the template, so the pin joint of connecting plate and handle is immovable, and this point is the balance pivot of whole handle.
As preferably, the pin joint of described connecting plate and time template is positioned at the bottom of close template one side of the first acute angle position of connecting plate and time template.This pin joint is the pivot point of whole template, and the folding of inferior template all is around this some motion.
As preferably, the pin joint of described connecting rod and time template is positioned at the center of circle of upper end semi arch of connecting rod and the bottom comer away from template one side of time template.Restricted by connecting plate and handle button shape, it is more reasonable that this pin joint is arranged on the bottom comer away from template one side of time template, connecting rod can be done shortlyer, otherwise connecting rod or button must be very long, the side might make time template and the pin joint of pin joint, connecting rod and the handle of connecting rod and 3 of the pin joints of handle and connecting plate be in or approaching being on same the straight line, and and then realization latch functions.
The beneficial effects of the utility model are:
Prevent to support the pneumatic cylinder action last time template disengaging configuration that puts in place;
Can make operator safety finish sheet metal component calmly and clamp work, reduce labour intensity;
Can a people control the clamping that a plurality of these type of fixture units are finished large-scale sheet metal component, enhance productivity.
Description of drawings
The utility model is described in further detail below in conjunction with the accompanying drawing specific embodiment.
Fig. 1 is a kind of structural representation of the present utility model;
Fig. 2 removes a kind of structural representation behind the connecting plate for the utility model.
Among the figure, 1-fixed angles seat, 2-connecting plate, 3-template, the 4-limited block, 5-alignment pin, 6-briquetting, 7-reference block, the 8-key seat, 9-keyset, 10-pressing plate, 11-connecting rod, the 12-handle, 13-supports pneumatic cylinder, 14-handle bar, 15-transition arc, 16-bottom arc, 17-folding pneumatic cylinder, the involutory limited block of 18-, 19-handle limiting section, 20-template.
The specific embodiment
Embodiment
In Fig. 1 and embodiment as shown in Figure 2, the manual lock locking mechanism on a kind of soldering cramping apparatus, soldering cramping apparatus comprise fixed angles seat 1, template 3, inferior template 20, pressing plate 10, support pneumatic cylinder 13 and folding pneumatic cylinder 17.Template 3 is made for steel plate, and the one side has two-stage hierarchic structure, and the first order ladder of template 3 is provided with one " protruding " shape limited block 4.The bottom of template 3 is by being bolted on the fixed angles seat 1.A gusset is also stretched out in template 3 bottoms, supports pneumatic cylinder 13 by being bolted on this gusset.Inferior template 20 is " mouth " font, and its material with template 3 is identical, and thickness equates.Pressing plate 10 is positioned at template 3 tops, the corner portion of inferior template 20 tops, one side top corner part and stairstepping pressing plate 10 is hinged by a pair of connector, the nearly pressing plate side side of inferior template 20 and an end termination of pressing plate 10 formation clamp mouth, folding pneumatic cylinder 17 is fixed on time template 20 tops pressing plate side far away top corner part, and the non-end termination that clamps of its piston rod and pressing plate 10 is hinged.Inferior template 20 clamps and fixes one " L " shape reference block 7 on the mouth, and the clamping of pressing plate 10 also is provided with " L " shape briquetting 6 corresponding with reference block 7 on the mouth, and reference block 7 is the mirror image symmetry with briquetting 6.On inferior template 20, be provided with " recessed " shape involutory limited block 18 adaptive with limited block 4 with limited block 4 equal-height positions of template 3.The middle part of inferior template 20 is provided with " Z " shape key seat 8 perpendicular to inferior template plane, be installed with on the key seat 8 one with time parallel plane alignment pin 5 of template.On inferior template 20, the below of key seat 8 also is provided with a keyset 9.Inferior template 20 and support the handle 12 that the steel plate that is provided with usefulness and inferior template 20 uniform thickness between the piston rod of pneumatic cylinder 13 is made, handle 12 comprises straight handle bar 14 and crooked button, button is provided with two sections arcs, be respectively the bottom arc 16 that is positioned at the button bottom, and the transition arc 15 between handle bar 14 and button bottom, transition arc 15 raises up.Be provided with connecting rod 11 between handle 12 and time template 20, connecting rod 11 is the steel plateform of evagination semi arch for a pair of two ends up and down, be symmetrically located at former and later two surfaces of time template 20, the bottom comer away from template one side of the center of circle of the upper end semi arch of connecting rod 11 and time template 20 is hinged, and the center of circle of the lower end semi arch of connecting rod 11 and the transition arc 15 of handle are hinged.The second level ladder of template 3 is provided with a pair of at right angles leg-of-mutton, symmetry and is positioned at template 3 former and later two surperficial connecting plates 2, the steel plateform uniform thickness of connecting plate 2 and connecting rod 11, fixedly connected by four rivets with template 3 in the position, right angle of connecting plate 2, two right-angle sides are in vertical and horizontal direction respectively, the acute angle of top, position, right angle is first acute angle, another acute angle is second acute angle, the bottom-hinged of close template one side of the first acute angle position and time template 20, the bottom arc 16 of the second acute angle position and handle is hinged.On template 3, be provided with an outstanding handle limiting section 19 near the second acute angle position.Handle bar 14 roots of handle 12 are hinged with the termination of supporting pneumatic cylinder piston rod.
During use, after sheet metal component is put between template and the inferior template, the upper ejector lever handle, template and time template combined pressure, alignment pin inserts the sheet metal component locating hole on the inferior template, still firmly continue the upper ejector lever handle afterwards a little, make the pin joint of handle and connecting rod cross mechanical dead-centre position slightly, inferior template can't be thrown off by locking, and this moment, the connecting rod lower end was withstood by the handle limiting section, and handle can't be pulled forward again.Manually press the pneumatics switch connection gas circuit of lower support pneumatic cylinder then, or trigger the connection gas circuit automatically by sensor, operator other work of can doing sth. with a free hand, after waiting to support the pneumatic cylinder piston rod roof pressure and putting in place, sheet metal component is stabilized the location, connects folding pneumatic cylinder gas circuit afterwards again, and it is involutory with time template that the folding pneumatic cylinder drives pressing plate, sheet metal component thoroughly is fixedly clamped, just can have carried out welding job then.After welding is finished and disconnected gas circuit, during the unloading sheet metal component,, do not need when therefore pressing down handle with just opening inferior template very energetically because that handle and the pin joint of connecting rod are crossed mechanical dead point is few.
Claims (10)
1. the manual lock locking mechanism on the soldering cramping apparatus, described soldering cramping apparatus comprises fixed angles seat (1), template (3), pressing plate (10), inferior template (20), support pneumatic cylinder (13) and folding pneumatic cylinder (17), it is characterized in that, between the piston rod of described support pneumatic cylinder (13) and time template (20), be provided with handle (12), handle (12) is hinged with the piston rod that supports pneumatic cylinder, be provided with connecting rod (11) and connecting plate (2) between handle (12) and time template (20), connecting rod (11) is hinged with handle (12) and time template (20) respectively, connecting plate (2) is fixedly connected on the template (3), and connecting plate (2) is also hinged with handle (12) and time template (20) respectively.
2. the manual lock locking mechanism on the soldering cramping apparatus according to claim 1, it is characterized in that described handle (12) comprises straight handle bar (14) and crooked button, button is provided with two sections arcs, be respectively the bottom arc (16) that is positioned at the button bottom, and be positioned at the transition arc (15) between handle bar (14) and the button bottom.
3. the manual lock locking mechanism on the soldering cramping apparatus according to claim 2 is characterized in that described template (20) is " mouth " font.
4. the manual lock locking mechanism on the soldering cramping apparatus according to claim 3 is characterized in that described connecting rod (11) is the flat board of evagination semi arch for two ends up and down.
5. according to the manual lock locking mechanism on claim 2 or the 3 or 4 described soldering cramping apparatus, it is characterized in that described connecting plate (2) is the right angled triangle flat board, comprising position, right angle, the first acute angle position and the second acute angle position, fixedlys connected with template (3) in the position, right angle of connecting plate (2).
6. according to the manual lock locking mechanism on claim 2 or the 3 or 4 described soldering cramping apparatus, it is characterized in that the pin joint of the piston rod of described support pneumatic cylinder and handle is positioned at the root of handle stem (14).
7. the manual lock locking mechanism on the soldering cramping apparatus according to claim 4, the pin joint that it is characterized in that described connecting rod (11) and handle are positioned on the transition arc (15) of the center of circle of lower end semi arch of connecting rod (11) and handle.
8. the manual lock locking mechanism on the soldering cramping apparatus according to claim 5, the pin joint that it is characterized in that described connecting plate (2) and handle are positioned on the bottom arc (16) of the second acute angle position of connecting plate and handle.
9. the manual lock locking mechanism on the soldering cramping apparatus according to claim 8 is characterized in that the described connecting plate (2) and the pin joint of time template (20) are positioned at the first acute angle position of connecting plate and the bottom of close template one side of time template (20).
10. the manual lock locking mechanism on the soldering cramping apparatus according to claim 4, the pin joint that it is characterized in that described connecting rod (11) and time template (20) are positioned at the center of circle of upper end semi arch of connecting rod (11) and the bottom comer away from template one side of time template (20).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011201149570U CN202028893U (en) | 2011-04-19 | 2011-04-19 | Manual locking mechanism arranged on welding fixture |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011201149570U CN202028893U (en) | 2011-04-19 | 2011-04-19 | Manual locking mechanism arranged on welding fixture |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202028893U true CN202028893U (en) | 2011-11-09 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011201149570U Expired - Fee Related CN202028893U (en) | 2011-04-19 | 2011-04-19 | Manual locking mechanism arranged on welding fixture |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202028893U (en) |
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103028883A (en) * | 2012-12-28 | 2013-04-10 | 浙江吉利汽车研究院有限公司杭州分公司 | Mechanism for compressing automobile side wall buckle flanging |
| CN103042303A (en) * | 2012-12-24 | 2013-04-17 | 联合汽车电子有限公司 | Friction stir welding fixture in mechanical trigger control mode and method for controlling friction stir welding fixture |
| CN106112350A (en) * | 2016-08-08 | 2016-11-16 | 郑州宇通客车股份有限公司 | Section bar column positioning tool and use the positioning table of this positioning tool |
| CN106312428A (en) * | 2016-11-18 | 2017-01-11 | 安徽江淮汽车股份有限公司 | Clamping device of clamp |
| CN106734554A (en) * | 2016-12-29 | 2017-05-31 | 南京臻铭信机电科技有限公司 | Curved surface wheel cover punching robot decompressor |
| CN107052142A (en) * | 2016-12-29 | 2017-08-18 | 南京臻铭信机电科技有限公司 | Curved surface wheel cover punching robot |
| CN107052673A (en) * | 2017-04-27 | 2017-08-18 | 安徽江淮汽车集团股份有限公司 | A kind of taillight installing plate assembly pressing positioner |
| CN108891621A (en) * | 2018-07-25 | 2018-11-27 | 孙中 | A kind of spare and accessory parts tool for processing chuck apparatus on Aircraft Production line |
| CN113911521A (en) * | 2021-09-16 | 2022-01-11 | 中国船舶重工集团公司第七一九研究所 | Cylindrical body holding claw device for warehouse |
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2011
- 2011-04-19 CN CN2011201149570U patent/CN202028893U/en not_active Expired - Fee Related
Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103042303A (en) * | 2012-12-24 | 2013-04-17 | 联合汽车电子有限公司 | Friction stir welding fixture in mechanical trigger control mode and method for controlling friction stir welding fixture |
| CN103042303B (en) * | 2012-12-24 | 2017-03-22 | 联合汽车电子有限公司 | Friction stir welding fixture in mechanical trigger control mode and method for controlling friction stir welding fixture |
| CN103028883A (en) * | 2012-12-28 | 2013-04-10 | 浙江吉利汽车研究院有限公司杭州分公司 | Mechanism for compressing automobile side wall buckle flanging |
| CN106112350A (en) * | 2016-08-08 | 2016-11-16 | 郑州宇通客车股份有限公司 | Section bar column positioning tool and use the positioning table of this positioning tool |
| CN106312428A (en) * | 2016-11-18 | 2017-01-11 | 安徽江淮汽车股份有限公司 | Clamping device of clamp |
| CN106734554A (en) * | 2016-12-29 | 2017-05-31 | 南京臻铭信机电科技有限公司 | Curved surface wheel cover punching robot decompressor |
| CN107052142A (en) * | 2016-12-29 | 2017-08-18 | 南京臻铭信机电科技有限公司 | Curved surface wheel cover punching robot |
| CN107052673A (en) * | 2017-04-27 | 2017-08-18 | 安徽江淮汽车集团股份有限公司 | A kind of taillight installing plate assembly pressing positioner |
| CN107052673B (en) * | 2017-04-27 | 2019-03-26 | 安徽江淮汽车集团股份有限公司 | A kind of taillight mounting plate assembly pressing positioner |
| CN108891621A (en) * | 2018-07-25 | 2018-11-27 | 孙中 | A kind of spare and accessory parts tool for processing chuck apparatus on Aircraft Production line |
| CN113911521A (en) * | 2021-09-16 | 2022-01-11 | 中国船舶重工集团公司第七一九研究所 | Cylindrical body holding claw device for warehouse |
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Legal Events
| Date | Code | Title | Description |
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| 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: 20111109 Termination date: 20140419 |