CN208513937U - Clamping structure is used in welding at the top of shelves after a kind of headstock - Google Patents
Clamping structure is used in welding at the top of shelves after a kind of headstock Download PDFInfo
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- CN208513937U CN208513937U CN201820855711.0U CN201820855711U CN208513937U CN 208513937 U CN208513937 U CN 208513937U CN 201820855711 U CN201820855711 U CN 201820855711U CN 208513937 U CN208513937 U CN 208513937U
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- top plate
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- clamp
- connecting rod
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Abstract
The utility model relates to welding at the top of shelves behind vehicle production field more particularly to a kind of headstock to use clamping structure.It includes welding frame and the top plate that can go up and down on frame, the upper end of welding frame is equipped with limited post, when top plate, which is dropped to, to be contacted with limited post, top plate, which is limited column limit, cannot continue to decline, the welding chamber for accommodating headstock is equipped in welding frame, top plate is equipped with clamping device, clamping device includes being used for cylinder, the baffle and several sliding clamp systems being fixed on cylinder piston rod, sliding clamp system includes the slide being slidably arranged on top plate, first connecting rod, clamp and second connecting rod, top plate is equipped with relief hole, cylinder piston rod passes through relief hole, the lower end in contact of baffle and top plate, the both ends of first connecting rod are respectively hinged on baffle and slide, the both ends of second connecting rod are respectively hinged on slide and clamp.The utility model can fast and accurately clamp rear shelves top, and can clamp to Rapid reversal at the top of rear shelves after welding.
Description
Technical field
The utility model relates to welding at the top of shelves behind vehicle production field more particularly to a kind of headstock to use clamping structure.
Background technique
The short distances such as electric flatbed tricycle is widely used in family, town and country, individual taxi, plant area, mining area, environmental sanitation, community keep a public place clean
Transport field, but its use environment is generally relatively more severe, and to vehicle frame material, welding process requirement etc. is higher.Electric flatbed tricycle
Headstock is mainly welded by multiple components such as preceding shelves 11, rear shelves 12, seat supports 13, usually first when shelves after welding in factory
Comprehensive clamping is carried out to it to its Primary Location, then with fixtures such as numerous active grabs with locating pieces such as positioning pins, often
Active grab will be operated when secondary welding one by one, process is cumbersome, it is difficult to the position precision after shelves clamp after guarantee, and headstock welds
It mostly uses the mode of all components all clamping primary property integral solder on weld mold greatly, this leads to welding fabrication
Headstock is more difficult to be taken off from weld mold, causes welding precision and efficiency relatively low.
204978670 U of Chinese patent Authorization Notice No. CN, authorized announcement date 2016.01.20, a kind of entitled " visitor
Vehicle headstock top structure ", disclose it is a kind of will carry out welded structure as individual module at the top of headstock, but this headstock
Top structure is only applicable to car, is not suitable for the welding after electric flatbed tricycle headstock at the top of shelves, and this headstock top structure
It needs individually to weld, it is difficult to meet the needs of disposable integral solder of headstock in factory.
Utility model content
The purpose of this utility model is to overcome need to press from both sides compared with multiple clip when welding at the top of shelves after headstock in the prior art
Position precision is difficult to ensure behind tightening position and clamping, is difficult to the deficiency taken off from weld mold after rear shelves welding fabrication, is mentioned
Position precision after capable of fast and accurately clamping positioning to the progress of the top of rear shelves for one kind, guarantee clamping, and after welding
Can top Rapid reversal to rear shelves clamp, make headstock from weld mold when after shelves will not be interfered with weld mold
Clamping structure is used in welding at the top of shelves after headstock.
To achieve the goals above, the utility model uses following technical scheme:
Welding clamping structure at the top of shelves after a kind of headstock, including
Top plate for welding the welding frame of headstock and can go up and down on frame, top plate are located at the top of welding frame,
The upper end of welding frame is equipped with limited post, and when top plate, which is dropped to, to be contacted with limited post, top plate, which is limited column limit, to be continued
Decline, the interior welding chamber being equipped with for accommodating headstock of welding frame, top plate are equipped with for the clamping device at the top of shelves after clamping；
The clamping device includes cylinder for driving top plate to go up and down, the baffle that is fixed on cylinder piston rod and several
Slide clamp system, sliding clamp system include the slide being slidably arranged on top plate, connection slide and baffle first connecting rod,
For the second connecting rod of clamp and connection slide and clamp at the top of shelves after clamping, cylinder is fixed on the upper end of welding frame, pushes up
Plate is equipped with relief hole, and cylinder piston rod passes through relief hole, and the lower end in contact of baffle and top plate, one end of first connecting rod is hinged on
On baffle, the other end of first connecting rod is hinged on slide, and one end of second connecting rod is hinged on slide, second connecting rod it is another
End is hinged on clamp.Weld headstock when, by the fixture in lead frame by headstock Primary Location welding chamber in, wherein after
The top of shelves is positioned by gripping means grips, specifically, cylinder operates, piston rod decline is fixedly connected with piston-rod lower end
Baffle also decline, top plate declines with baffle together under the effect of gravity, when top plate, which is down to, to be contacted with limited post, top plate quilt
Limited post limit cannot continue to decline, and clamp reaches designated position at this time, and piston rod still can push pressing plate to continue to decline, herein mistake
First connecting rod pulls slide to, slide push second connecting rod movement clamp clamp after shelves mobile close to the direction of clamp in journey
Top, to being clamped positioning at the top of rear shelves.After welding, cylinder running, piston rod is moved up, and baffle is first with piston at this time
Bar moves up, and first connecting rod promotes slide to slide to the direction far from clamp, and slide pulls second connecting rod movement to unclamp clamp, this
Top plate remains stationary in the process.When baffle rises to and top plate contact, top plate are then moved up with baffle, facilitating will be after welding fabrication
Headstock release lead frame, when headstock is released after will not be interfered with clamping device at the top of shelves.
Preferably, the clamp includes active chuck and the fixed chuck that is located on top plate, second connecting rod and activity are pressed from both sides
The upper end of head is hinged, and the middle part of fixed chuck and active chuck is hinged.The upper end that active chuck is pushed by second connecting rod, makes to live
Collet is moved close to or far from fixed chuck, realizes the clamp or release of clamp.
Preferably, the upper end of the welding frame is equipped with several guide rods, top plate is equipped with to be corresponded with guide rod
Pilot hole, guide rod pass through corresponding pilot hole.Keep the lifting of top plate more stable, directionality is more preferable.
Preferably, the limited post is located at the lower end of guide rod, the diameter of limited post is greater than the diameter of pilot hole.Work as top
When plate declines along guide rod, limited post limits top plate, prevents it from continuing to decline.
Preferably, the top plate, which is equipped with, is located at corresponding guiding cunning with the one-to-one guide chute of slide, slide
In slot.Guarantee the stability and directionality of slide sliding, convenient for shelves after second connecting rod promotion clamp clamp or release.
The beneficial effects of the utility model are: (1), as soon as need to only decline a movement by piston rod, clamp can first be down to finger
Positioning postpones the top for pushing shelves after active chuck Automatic-clamping by second connecting rod again, it is accurately positioned, shelves after guarantee
Positioning accuracy after clamping；(2) after headstock welding fabrication, as soon as need to only rise a movement by piston rod, clamp can automatic pine
Open and then rise lift again, such headstock can easily release lead frame, when release after the tops of shelves will not interfere.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of headstock；
Fig. 2 is the structural schematic diagram of the utility model；
Fig. 3 is the structural schematic diagram in Fig. 2 at A；
Fig. 4 is the structural schematic diagram in the utility model at clamping device.
In figure: preceding shelves 11, rear shelves 12, seat support 13, welding frame 2, guide rod 21, limited post 22, welding chamber 23, top
Plate 3, cylinder 31, baffle 32, slide 33, first connecting rod 34, clamp 35, active chuck 351, fixed chuck 352, second connecting rod
36, guide chute 37, relief hole 38.
Specific embodiment
The utility model is further described in the following with reference to the drawings and specific embodiments.
Shown in as shown in Figure 1 to Figure 4, welding clamping structure at the top of shelves after a kind of headstock, including
Top plate 3 for welding the welding frame 2 of headstock and can go up and down on frame, top plate are located at the upper of welding frame
Side.The upper end of welding frame is equipped with several guide rods 21, and top plate is equipped with to be worn with the one-to-one pilot hole of guide rod, guide rod
Corresponding pilot hole is crossed, keeps the lifting of top plate more stable, directionality is more preferable.The upper end of welding frame is equipped with limited post 22, limit
Column is located at the lower end of guide rod, and the diameter of limited post is greater than the diameter of pilot hole, when top plate drops to and limited post along guide rod
When contact, top plate, which is limited column limit, cannot continue to decline.The welding chamber 23 for accommodating headstock, headstock are equipped in welding frame
It is located in welding chamber when welding, top plate is equipped with for the clamping device at the top of shelves after clamping；
The clamping device include cylinder 31 for driving top plate to go up and down, the baffle 32 that is fixed on cylinder piston rod and
Several sliding clamp systems, sliding clamp system include the of the slide 33 being slidably arranged on top plate, connection slide and baffle
One connecting rod 34, at the top of shelves after clamping clamp 35 and connect slide and clamp second connecting rod 36, top plate be equipped with and cunning
The one-to-one guide chute 37 of seat, slide are located in corresponding guide chute, and guide chute guarantees the stability of slide sliding
And directionality, convenient for shelves after second connecting rod promotion clamp clamp or release.Cylinder is fixed on the upper end of welding frame, sets on top plate
There is relief hole 38, cylinder piston rod passes through relief hole, and the lower end in contact of baffle and top plate, one end of first connecting rod is hinged on baffle
On, the other end of first connecting rod is hinged on slide, and one end of second connecting rod is hinged on slide, the other end hinge of second connecting rod
It connects on clamp, clamp includes active chuck 351 and the fixed chuck being located on top plate 352, second connecting rod and active chuck
Upper end is hinged, and the middle part of fixed chuck and active chuck is hinged, and the upper end of active chuck is pushed by second connecting rod, makes movable folder
Head rest realizes the clamp or release of clamp close or remote from fixed chuck.
Weld headstock when, by the fixture in lead frame by headstock Primary Location welding chamber in, wherein after shelves top
Portion is positioned by gripping means grips, specifically, cylinder operates, piston rod decline, the baffle being fixedly connected with piston-rod lower end
Also decline, top plate declines with baffle together under the effect of gravity, and when top plate, which is down to, to be contacted with limited post, top plate is limited column
Limit cannot continue to decline, and clamp reaches designated position at this time, and piston rod continues to press on pressing plate decline, and first connects in the process
Bar pulls slide to move in guide chute along the direction close to clamp, and slide pushes second connecting rod movement to keep active chuck close
Fixed chuck, the top of shelves after never clamping.After welding, cylinder running, piston rod is moved up, and baffle is first with piston rod at this time
It moves up, top plate remains stationary, and first connecting rod promotes slide to slide in guide chute to the direction far from clamp, and slide pulls the
The movement of two connecting rods makes active chuck far from fixed chuck, unclamps clamp, and when baffle rises to and top plate contact, top plate is then with baffle one
Rise and be lifted, facilitate and the headstock after welding fabrication is released into lead frame, when headstock is released after will not be with clamping device at the top of shelves
It interferes.
As soon as clamp can first be down to specified the beneficial effects of the utility model are: need to only decline a movement by piston rod
The top for pushing shelves after active chuck Automatic-clamping behind position by second connecting rod again, is accurately positioned it, and shelves press from both sides after guarantee
Next positioning accuracy；After headstock welding fabrication, as soon as need to only rise a movement by piston rod, then clamp can unclamp automatically
Rise again and lift, such headstock can easily release lead frame, when release after the tops of shelves will not interfere.
Claims (5)
1. welding clamping structure at the top of shelves after a kind of headstock, characterized in that including
Top plate for welding the welding frame of headstock and can go up and down on frame, top plate are located at the top of welding frame, are welded
The upper end of frame is equipped with limited post, and when top plate, which is dropped to, to be contacted with limited post, top plate, which is limited column limit, cannot continue to decline,
The welding chamber for accommodating headstock is equipped in welding frame, top plate is equipped with for the clamping device at the top of shelves after clamping；
If the clamping device includes for driving the cylinder of top plate lifting, the baffle and dry-charged plates being fixed on cylinder piston rod
Clamp system, sliding clamp system include the slide being slidably arranged on top plate, the first connecting rod of connection slide and baffle, are used for
Clamp after clamping at the top of shelves and the second connecting rod for connecting slide and clamp, cylinder are fixed on the upper end of welding frame, on top plate
Equipped with relief hole, cylinder piston rod passes through relief hole, and the lower end in contact of baffle and top plate, one end of first connecting rod is hinged on baffle
On, the other end of first connecting rod is hinged on slide, and one end of second connecting rod is hinged on slide, the other end hinge of second connecting rod
It connects on clamp.
2. welding clamping structure at the top of shelves after a kind of headstock according to claim 1, characterized in that the clamp includes
The upper end of active chuck and the fixed chuck being located on top plate, second connecting rod and active chuck is hinged, and fixed chuck and activity are pressed from both sides
The middle part of head is hinged.
3. welding clamping structure at the top of shelves after a kind of headstock according to claim 1 or 2, characterized in that described to be welded
The upper end of frame is equipped with several guide rods, and top plate is equipped with to be passed through corresponding with the one-to-one pilot hole of guide rod, guide rod
Pilot hole.
4. welding clamping structure at the top of shelves after a kind of headstock according to claim 3, characterized in that the limited post is set
In the lower end of guide rod, the diameter of limited post is greater than the diameter of pilot hole.
5. welding clamping structure at the top of shelves after a kind of headstock according to claim 1 or 2, characterized in that the top plate
It is equipped with and is located in corresponding guide chute with the one-to-one guide chute of slide, slide.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820855711.0U CN208513937U (en) | 2018-06-04 | 2018-06-04 | Clamping structure is used in welding at the top of shelves after a kind of headstock |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820855711.0U CN208513937U (en) | 2018-06-04 | 2018-06-04 | Clamping structure is used in welding at the top of shelves after a kind of headstock |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208513937U true CN208513937U (en) | 2019-02-19 |
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ID=65340817
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820855711.0U Active CN208513937U (en) | 2018-06-04 | 2018-06-04 | Clamping structure is used in welding at the top of shelves after a kind of headstock |
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| Country | Link |
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| CN (1) | CN208513937U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108544149A (en) * | 2018-06-04 | 2018-09-18 | 嵊州市恒中机器有限公司 | Clamping tool at the top of shelves after a kind of headstock |
-
2018
- 2018-06-04 CN CN201820855711.0U patent/CN208513937U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108544149A (en) * | 2018-06-04 | 2018-09-18 | 嵊州市恒中机器有限公司 | Clamping tool at the top of shelves after a kind of headstock |
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| Date | Code | Title | Description |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20220307 Address after: 313102 No. 168, LAOHUDONG village, Lijiaxiang Town, Changxing County, Huzhou City, Zhejiang Province Patentee after: Zhejiang Hengyuan Machinery Co.,Ltd. Address before: No. 368, Punan Avenue, Shengzhou Economic Development Zone, Shaoxing City, Zhejiang Province Patentee before: SHENGZHOU HENGZHONG MACHINERY Co.,Ltd. |