CN107825053B - Six points of Chain cushion skeleton welding fixtures - Google Patents
Six points of Chain cushion skeleton welding fixtures Download PDFInfo
- Publication number
- CN107825053B CN107825053B CN201711329943.9A CN201711329943A CN107825053B CN 107825053 B CN107825053 B CN 107825053B CN 201711329943 A CN201711329943 A CN 201711329943A CN 107825053 B CN107825053 B CN 107825053B
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- CN
- China
- Prior art keywords
- seat
- steel wire
- hole
- positioning mechanism
- positioning
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K37/00—Auxiliary devices or processes, not specially adapted to a procedure covered by only one of the preceding main groups
- B23K37/04—Auxiliary devices or processes, not specially adapted to a procedure covered by only one of the preceding main groups for holding or positioning work
- B23K37/0426—Fixtures for other work
- B23K37/0435—Clamps
- B23K37/0443—Jigs
Abstract
The invention discloses a kind of six points of Chain cushion skeleton welding fixtures, its key is: including the bottom plate for placing each component of Chain cushion skeleton, the bottom plate supports shape steel wire positioning mechanism, linking arm positioning mechanism and connecting bracket hole positioning seat before being equipped with frame tube positioning mechanism, seat.The present invention is a kind of six points of Chain cushion skeleton welding fixtures, and all parts are carried out location-independent clamping, reasonable layout position, guarantee stress balance, is positioned convenient for steel wire, the support shape effect after guaranteeing steel wire weld, through hole is located by connecting arm and connecting bracket simultaneously, it is ensured that the accuracy of Kong Dingwei.
Description
Technical field
The invention belongs to chair framework welding technology fields, specifically, are related to a kind of six points of Chain cushion skeletons welding
Fixture.
Background technique
It is formed in six points of Chain cushion skeletons there are many steel wire weld, as shown in Figure 2: it includes frame tube, is located at frame
Supportted before seat on front side of pipe shape steel wire, the seat side stay shape steel wire on the left of frame tube, on rear side of the frame tube linking arm at both ends,
The back seat transverse tube and snake spring that keep left in the middle part of frame tube and the snake spring hook rack for fixing snake spring both ends are located in frame tube
Horizontal steel wire after horizontal steel wire and seat before the seat that portion keeps right, on front side of frame tube in the connecting bracket enclosed, all kinds of steel wires therein are easy
Deformation occurs, is not easy positioning welding, while also to guarantee the accurate positioning of linking arm and frame tube, guarantees connecting hole on linking arm
Accurate positioning, it is ensured that the quality of later period assembly, therefore the welding difficulty of total greatly increases, therefore in order to solve this
Problem needs one kind that frame tube and each part can be accurately positioned, and guarantees that it connects the welding fixture of accuracy.
Summary of the invention
In order to solve the above technical problems, the purpose of the present invention is to provide a kind of six points of Chain cushion skeleton welding fixtures,
All parts are subjected to location-independent clamping, reasonable layout guarantees stress balance, positions convenient for steel wire, while through hole positions
Linking arm, it is ensured that the accuracy of Kong Dingwei.
What the object of the invention was realized in: a kind of six points of Chain cushion skeleton welding fixtures, key are: including with
In the bottom plate for placing each component of Chain cushion skeleton, the bottom plate is equipped with support shape steel wire positioning before frame tube positioning mechanism, seat
Mechanism, linking arm positioning mechanism and connecting bracket hole positioning seat；
The frame tube positioning mechanism includes support base and hold-down devices；The support base is equal along frame tube, back seat transverse tube
Even distribution setting, the hold-down devices are arranged along the periphery of frame tube, back seat transverse tube and connecting bracket, corresponding with back seat transverse tube
The hold-down devices by snake spring hook rack it is synchronous with back seat transverse tube compress；Hold-down devices include longitudinally disposed longitudinal cylinder,
Lever-type transverse direction pressure arm, support frame, one end of the transverse direction pressure arm are compression end, outside the telescopic shaft of the other end and longitudinal cylinder
End is hinged, with a fixed support frame hingedly and as supporting point in the middle part of the transverse direction pressure arm, using the above structure, longitudinal cylinder to
Pushing can be realized in the lateral pressure arm of upper promotion, the compression end of lateral pressure arm, completes positioning and fixes；
It includes lifting deck and lateral pressing device that shape steel wire positioning mechanism is supportted before the seat；The deck of lifting is along seat
Horizontal steel wire and seat side stay shape steel wire are uniformly distributed after horizontal steel wire, seat before preceding support shape steel wire, seat, the transverse direction pressing device respective seat
Longitudinally connected silk on preceding support shape steel wire is arranged and presses to frame tube for shape steel wire is supportted before seat；Lateral pressing device includes lateral gas
Cylinder and the compact heap fixed with the telescopic shaft outer end of lateral cylinder, the compression end of the compact heap are equipped with the card slot of limit steel wire,
Using the above structure, shape steel wire will be supportted by lateral pressing device before seat and press to frame tube, and position fixation, improve the steady of positioning
It is qualitative；
The linking arm positioning mechanism includes lateral hole positioning device, hole positioning seat and compresses pawl, the transverse holes positioning
Device is correspondingly connected with the setting of the connecting hole in the middle part of arm, and the hole positioning seat is correspondingly connected with the hole setting of arm outer end, and passes through gas
The dynamic compression pawl compresses, and lateral hole positioning device includes pneumatic positioning pin and block, and the positioning pin and block are distinguished
Positioned at the two sides of linking arm mider hole, using the above structure, block can play the role of positioning support to linking arm, then position
It is positioned and is compressed in the mider hole of pin insertion linking arm.
Further, above-mentioned deck of lifting includes the card that simultaneously clamping steel wire is pushed equipped with the card slot seat and cylinder for limiting steel wire
Pin.
Using the above structure, steel wire is located in the card slot of card slot seat, and then cylinder releases bayonet lock and steel wire is limited in card slot
It is interior.
Further, the " U "-shaped slot in the top of above-mentioned support base.
Using the above structure, support base opening upwards, facilitate the positioning of frame tube and back seat transverse tube place, while with pushing
Device cooperation, improves the stability of positioning.
Further, top gas cylinder is distributed with immediately below associated frame members pipe.
Using the above structure, it is positioned when each positioning mechanism cancels, it, can be by upper top gas cylinder by frame when needing to take out skeleton
Frame tube top goes out, convenient for unloading lower skeleton.
The utility model has the advantages that
The present invention is a kind of six points of Chain cushion skeleton welding fixtures, all parts is carried out location-independent clamping, rationally
Distributing position guarantees stress balance, positions convenient for steel wire, the support shape effect after guaranteeing steel wire weld, while through hole positioning connects
Connect arm and connecting bracket, it is ensured that the accuracy of Kong Dingwei.
Detailed description of the invention
Fig. 1 is the structural diagram of the present invention；
Fig. 2 is the perspective view of six points of Chain cushion skeletons；
Fig. 3 is the structural schematic diagram that deck is lifted in Fig. 1；
Fig. 4 is the perspective view of lateral hole positioning device in Fig. 1；
Fig. 5 is lateral pressing device structural schematic diagram in Fig. 1；
Fig. 6 is the perspective view of hold-down devices in Fig. 1；
Fig. 7 is the structural schematic diagram of support base in Fig. 1；
1 be wherein bottom plate, 21 be support base, 22 be hold-down devices, 2a is longitudinal cylinder, 2b is lateral pressure arm, 2c is branch
Support, 31 for lift deck, 32 be lateral pressing device, 3a is card slot seat, 3b is bayonet lock, 3c is lateral cylinder, 3d is compression
Block, 41 be lateral hole positioning device, 4a is positioning pin block, 4b is, 42 be hole positioning seat, 43 be compress pawl, 4a is middle part branch
Bracer, 4b are branch outlet supporting block, 4c is weld part hold-down mechanism, 4d be expenditure end hold-down mechanism, 5 be connecting bracket hole positioning
Seat, 6 be upper top gas cylinder, 7 be frame tube, 8 be support before seat shape steel wire, 9 be a side stay shape steel wire, 10 be linking arm, 11 be back seat
Transverse tube, 12 be snake spring, 13 be snake spring hook rack, 14 be horizontal steel wire before seat, 15 be horizontal steel wire after seat, 16 be connecting bracket.
Specific embodiment
Below with reference to embodiment and attached drawing, the invention will be further described.
Embodiment:
It is as illustrated in fig. 1 and 2: a kind of six points of Chain cushion skeleton welding fixtures, by for placing each portion of Chain cushion skeleton
Shape steel wire positioning mechanism, linking arm positioning mechanism and company are supportted before the bottom plate 1 of part and frame tube positioning mechanism set on the bottom plate, seat
Connect the composition of bracket holes positioning seat 5；Top gas cylinder 6 is distributed with immediately below associated frame members pipe.
The frame tube positioning mechanism is made of support base 21 and hold-down devices 22 as shown in Figure 1:；It is described as shown in Figure 7
The " U "-shaped slot in the top of support base 21, the support base 21 are uniformly distributed setting, the hold-down devices along frame tube, back seat transverse tube
22 are arranged along the periphery of frame tube, back seat transverse tube and connecting bracket, and the hold-down devices 22 corresponding with back seat transverse tube are by snake
Spring hook rack is synchronous with back seat transverse tube to be compressed；As shown in Figure 6: the hold-down devices 22 are by longitudinally disposed longitudinal cylinder 2a, thick stick
Lateral pressure arm 2b, the support frame 2c of rod-type are formed, and one end of the transverse direction pressure arm 2b is compression end, the other end and longitudinal cylinder 2a
Telescopic shaft outer end it is hinged, it is hinged with a fixed support frame 2c in the middle part of transverse direction pressure arm 2b and as supporting point.
Shape steel wire positioning mechanism is supportted before the seat as shown in Figure 1: and is formed by lifting deck 31 and lateral pressing device 32；Such as
Shown in Fig. 3: the bayonet lock 3b group lifted deck 31 and push simultaneously clamping steel wire by the card slot seat 3a and cylinder that are equipped with limit steel wire
At this is lifted deck 31 and is uniformly distributed along horizontal steel wire after horizontal steel wire, seat before support shape steel wire, seat before seat and seat side stay shape steel wire；
As shown in Figure 5: the transverse direction pressing device 32 is by lateral cylinder 3c and the compression fixed with the telescopic shaft outer end of lateral cylinder 3c
Block 3d composition, the compression end of the compact heap 3d are equipped with the card slot of limit steel wire, support before transverse direction 32 respective seat of pressing device
Longitudinally connected silk on shape steel wire is arranged and presses to frame tube for shape steel wire is supportted before seat.
The linking arm positioning mechanism is by 43 groups of pawl of lateral hole positioning device 41, hole positioning seat 42 and compression as shown in Figure 1:
At as shown in Figure 4: the transverse direction hole positioning device 41 is by pneumatic positioning pin 4a and block 4b, the positioning pin 4a and block
4b is located at the two sides of linking arm mider hole, which is correspondingly connected with the setting of the connecting hole in the middle part of arm, institute
The hole setting that hole positioning seat 42 is correspondingly connected with arm outer end is stated, and is compressed by the pneumatic compression pawl 43.
Finally, it should be noted that foregoing description is only the preferred embodiment of the present invention, the ordinary skill people of this field
Member under the inspiration of the present invention, without prejudice to the purpose of the present invention and the claims, can make multiple similar tables
Show, such transformation is fallen within the scope of protection of the present invention.
Claims (4)
1. a kind of six points of Chain cushion skeleton welding fixtures, it is characterised in that: including for placing each component of Chain cushion skeleton
Bottom plate (1), the bottom plate (1) is equipped with frame tube positioning mechanism, supports shape steel wire positioning mechanism, linking arm positioning mechanism before seat
With connecting bracket hole positioning seat (5)；
The frame tube positioning mechanism includes support base (21) and hold-down devices (22)；The support base (21) along frame tube, after
Seat transverse tube is uniformly distributed setting, and the hold-down devices (22) are staggered weldering along the periphery of frame tube, back seat transverse tube and connecting bracket
Connect site setting, the hold-down devices (22) corresponding with back seat transverse tube by snake spring hook rack it is synchronous with back seat transverse tube compression；Institute
Stating hold-down devices (22) includes longitudinally disposed longitudinal cylinder (2a), lever-type lateral pressure arm (2b), support frame (2c), described
One end of lateral pressure arm (2b) is compression end, and the other end and the telescopic shaft outer end of longitudinal cylinder (2a) are hinged, the transverse direction pressure arm
With a fixed support frame (2c) hingedly and as supporting point in the middle part of (2b)；
It includes lifting deck (31) and lateral pressing device (32) that shape steel wire positioning mechanism is supportted before the seat；It is described to lift deck
(31) it is uniformly distributed along horizontal steel wire after horizontal steel wire, seat before support shape steel wire, seat before seat and seat side stay shape steel wire, it is described laterally to compress
The longitudinally connected silk setting on shape steel wire is supportted before device (32) respective seat and presses to frame tube for shape steel wire is supportted before seat；The transverse direction
Pressing device (32) includes lateral cylinder (3c) and the compact heap (3d) fixed with the telescopic shaft outer end of lateral cylinder (3c), described
The compression end of compact heap (3d) is equipped with the card slot of limit steel wire；
The linking arm positioning mechanism includes lateral hole positioning device (41), hole positioning seat (42) and compresses pawl (43), the cross
It is correspondingly connected with the setting of the connecting hole in the middle part of arm to hole positioning device (41), the transverse direction hole positioning device (41) includes pneumatic determining
Position pin (4a) and block (4b), the positioning pin (4a) and block (4b) are located at the two sides of linking arm mider hole, the hole
Positioning seat (42) is correspondingly connected with the hole setting of arm outer end, and is compressed by the pneumatic compression pawl (43).
2. six points of Chain cushions skeleton welding fixture according to claim 1, it is characterised in that: described to lift deck (31)
Card slot seat (3a) and cylinder including being equipped with limit steel wire push and the bayonet lock (3b) of clamping steel wire.
3. six points of Chain cushions skeleton welding fixture according to claim 1, it is characterised in that: the support base (21)
The " U "-shaped slot in top.
4. six points of Chain cushions skeleton welding fixture according to claim 1, it is characterised in that: associated frame members pipe just under
Top gas cylinder (6) are distributed in side.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711329943.9A CN107825053B (en) | 2017-12-13 | 2017-12-13 | Six points of Chain cushion skeleton welding fixtures |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711329943.9A CN107825053B (en) | 2017-12-13 | 2017-12-13 | Six points of Chain cushion skeleton welding fixtures |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107825053A CN107825053A (en) | 2018-03-23 |
| CN107825053B true CN107825053B (en) | 2019-08-09 |
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ID=61644170
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711329943.9A Active CN107825053B (en) | 2017-12-13 | 2017-12-13 | Six points of Chain cushion skeleton welding fixtures |
Country Status (1)
| Country | Link |
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| CN (1) | CN107825053B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108500540A (en) * | 2018-04-13 | 2018-09-07 | 震旦（中国）有限公司 | For the fixture of chair framework and the welding method of chair framework |
Citations (6)
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|---|---|---|---|---|
| CN104097005A (en) * | 2014-07-04 | 2014-10-15 | 重庆格一机械制造有限公司 | Welding fixture for steel wire frameworks of back-row seat cushions of automobiles |
| CN104999217A (en) * | 2015-08-21 | 2015-10-28 | 盐城大捷实业有限公司 | Device for welding front-row seat frameworks of automobile |
| CN105397374A (en) * | 2015-12-22 | 2016-03-16 | 重庆创力工贸有限公司 | Welding device for automobile back row seat backrest frameworks |
| CN105817814A (en) * | 2016-05-09 | 2016-08-03 | 重庆格机械制造有限公司 | Automobile steel wire seat welding device |
| CN106078065A (en) * | 2016-08-28 | 2016-11-09 | 浙江雅虎汽车部件有限公司 | A kind of seat cushions assembly steel wire weld frock |
| CN205950128U (en) * | 2016-06-30 | 2017-02-15 | 广西汽车集团有限公司 | A welding frock for producing automobile seat frames |
-
2017
- 2017-12-13 CN CN201711329943.9A patent/CN107825053B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104097005A (en) * | 2014-07-04 | 2014-10-15 | 重庆格一机械制造有限公司 | Welding fixture for steel wire frameworks of back-row seat cushions of automobiles |
| CN104999217A (en) * | 2015-08-21 | 2015-10-28 | 盐城大捷实业有限公司 | Device for welding front-row seat frameworks of automobile |
| CN105397374A (en) * | 2015-12-22 | 2016-03-16 | 重庆创力工贸有限公司 | Welding device for automobile back row seat backrest frameworks |
| CN105817814A (en) * | 2016-05-09 | 2016-08-03 | 重庆格机械制造有限公司 | Automobile steel wire seat welding device |
| CN205950128U (en) * | 2016-06-30 | 2017-02-15 | 广西汽车集团有限公司 | A welding frock for producing automobile seat frames |
| CN106078065A (en) * | 2016-08-28 | 2016-11-09 | 浙江雅虎汽车部件有限公司 | A kind of seat cushions assembly steel wire weld frock |
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| Publication number | Publication date |
|---|---|
| CN107825053A (en) | 2018-03-23 |
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