CN107825053A - Six points of Chain cushion skeleton weld jigs - Google Patents

Six points of Chain cushion skeleton weld jigs Download PDF

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Publication number
CN107825053A
CN107825053A CN201711329943.9A CN201711329943A CN107825053A CN 107825053 A CN107825053 A CN 107825053A CN 201711329943 A CN201711329943 A CN 201711329943A CN 107825053 A CN107825053 A CN 107825053A
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CN
China
Prior art keywords
seat
steel wire
points
horizontal
detent mechanism
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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.)
Granted
Application number
CN201711329943.9A
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Chinese (zh)
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CN107825053B (en
Inventor
杨松林
何雪冰
廖腾军
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Chongqing Chao Wang Machinery Manufacturing Co Ltd
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Chongqing Chao Wang Machinery Manufacturing Co Ltd
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Application filed by Chongqing Chao Wang Machinery Manufacturing Co Ltd filed Critical Chongqing Chao Wang Machinery Manufacturing Co Ltd
Priority to CN201711329943.9A priority Critical patent/CN107825053B/en
Publication of CN107825053A publication Critical patent/CN107825053A/en
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Publication of CN107825053B publication Critical patent/CN107825053B/en
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Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B23MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23KSOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
    • B23K37/00Auxiliary devices or processes, not specially adapted to a procedure covered by only one of the preceding main groups
    • B23K37/04Auxiliary devices or processes, not specially adapted to a procedure covered by only one of the preceding main groups for holding or positioning work
    • B23K37/0426Fixtures for other work
    • B23K37/0435Clamps
    • B23K37/0443Jigs

Abstract

The invention discloses a kind of six points of Chain cushion skeleton weld jigs, its key is:Including the bottom plate for placing each part of Chain cushion skeleton, the bottom plate supports shape steel wire detent mechanism, linking arm detent mechanism and connecting bracket hole positioning seat before being provided with frame tube detent mechanism, seat.The present invention is a kind of six points of Chain cushion skeleton weld jigs, and all parts are carried out into location-independent clamping, reasonable layout position, ensure stress balance, be easy to steel wire to position, ensure the support shape effect after steel wire weld, it is located by connecting arm and connecting bracket by hole simultaneously, it is ensured that the degree of accuracy of hole positioning.

Description

Six points of Chain cushion skeleton weld jigs
Technical field
The invention belongs to chair framework welding technology field, specifically, is related to a kind of six points of Chain cushion skeletons welding Fixture.
Background technology
There are a variety of steel wire welds to form in six points of Chain cushion skeletons, as shown in Figure 2:It includes frame tube, positioned at framework Supportted before seat on front side of pipe shape steel wire, the seat side stay shape steel wire on the left of frame tube, positioned at the linking arm at both ends on rear side of frame tube, The back seat transverse tube and snake spring that keep left in the middle part of the frame tube and for fixing the snake spring hook rack at snake spring both ends, in frame tube Horizontal steel wire, the connecting bracket enclosed in frame tube front side, all kinds of steel wires therein are easy after horizontal steel wire and seat before the seat that portion keeps right Deform upon, be not easy positioning welding, while also to ensure the accurate positioning of linking arm and frame tube, ensure connecting hole on linking arm Accurate positioning, it is ensured that the quality of later stage assembling, therefore the welding difficulty of total greatly increases, therefore in order to solve this Problem ensures that it connects the weld jig of the degree of accuracy, it is necessary to one kind can be accurately positioned frame tube and each part.
The content of the invention
To solve above technical problem, it is an object of the invention to provide a kind of six points of Chain cushion skeleton weld jigs, All parts are subjected to location-independent clamping, reasonable layout, ensures stress balance, is easy to steel wire to position, while positioned by hole Linking arm, it is ensured that the degree of accuracy of hole positioning.
What the object of the invention was realized in:A kind of six points of Chain cushion skeleton weld jigs, its key are:Including with In the bottom plate for placing each part of Chain cushion skeleton, the bottom plate supports the positioning of shape steel wire before being provided with frame tube detent mechanism, seat Mechanism, linking arm detent mechanism and connecting bracket hole positioning seat;
The frame tube detent mechanism includes support base and hold-down devices;The support base is equal along frame tube, back seat transverse tube Even distribution is set, and periphery, back seat transverse tube and connecting bracket of the hold-down devices along frame tube are set, corresponding with back seat transverse tube The hold-down devices by snake spring hook rack it is synchronous with back seat transverse tube compress;
Shape steel wire detent mechanism is supportted before the seat to be included lifting deck and horizontal pressing device;The deck of lifting is along seat Horizontal steel wire and seat side stay shape steel wire is uniformly distributed after horizontal steel wire, seat before preceding support shape steel wire, seat, the horizontal pressing device respective seat Longitudinally connected silk on preceding support shape steel wire sets and presses to frame tube by shape steel wire is supportted before seat;
The linking arm detent mechanism includes horizontal hole positioning device, hole positioning seat and compresses pawl, the transverse holes positioning The connecting hole that device corresponds in the middle part of linking arm is set, and the hole that the hole positioning seat corresponds to linking arm outer end is set, and passes through gas The dynamic compression pawl compresses.
Further, above-mentioned hold-down devices include longitudinally disposed longitudinal cylinder, lever-type horizontal pressure arm, support frame, One end of the horizontal pressure arm is compression end, and the telescopic shaft outer end of the other end and longitudinal cylinder is hinged, in the middle part of the horizontal pressure arm with One support frame fixed is hinged and is used as the strong point.
Using said structure, longitudinal cylinder pushes up horizontal pressure arm, and the compression end of horizontal pressure arm can be achieved to push, complete Fixed into positioning.
Further, above-mentioned deck of lifting includes neck seat and the card of cylinder promotion and clamping steel wire provided with spacing steel wire Pin.
Using said structure, steel wire is located in the neck of neck seat, and then cylinder releases bayonet lock and steel wire is limited in into neck It is interior.
Further, above-mentioned horizontal pressing device includes lateral cylinder and the pressure with the telescopic shaft outer end fixation of lateral cylinder Tight block, the compression end of the compact heap are provided with the neck of spacing steel wire.
Using said structure, shape steel wire will be supportted by horizontal pressing device before seat press to frame tube, and position fixation, improved The stability of positioning.
Further, above-mentioned horizontal hole positioning device includes pneumatic alignment pin and block, the alignment pin and block point Not Wei Yu linking arm mider hole both sides.
Using said structure, block can play a part of positioning support to linking arm, and then alignment pin inserts linking arm Positioned and compressed in mider hole.
Further, the " U "-shaped groove in the top of above-mentioned support base.
Using said structure, support base opening upwards, the positioning of frame tube and back seat transverse tube is facilitated to place, while with pushing Device coordinates, and improves the stability of positioning.
Further, top gas cylinder is distributed with immediately below associated frame members pipe.
, can be by upper top gas cylinder by frame when each detent mechanism cancels positioning, it is necessary to when taking out skeleton using said structure Frame tube top goes out, and is easy to unload lower skeleton.
Beneficial effect:
The present invention is a kind of six points of Chain cushion skeleton weld jigs, all parts is carried out into location-independent clamping, rationally Distributing position, ensure stress balance, be easy to steel wire to position, ensure the support shape effect after steel wire weld, while position and connect by hole Connect arm and connecting bracket, it is ensured that the degree of accuracy of hole positioning.
Brief description of the drawings
Fig. 1 is the structural representation of the present invention;
Fig. 2 is the stereogram of six points of Chain cushion skeletons;
Fig. 3 is the structural representation that deck is lifted in Fig. 1;
Fig. 4 is the stereogram of horizontal hole positioning device in Fig. 1;
Fig. 5 is horizontal pressing device structural representation in Fig. 1;
Fig. 6 is the stereogram of hold-down devices in Fig. 1;
Fig. 7 is the structural representation of support base in Fig. 1;
Wherein 1 be bottom plate, 21 be support base, 22 be hold-down devices, 2a is longitudinal cylinder, 2b is horizontal pressure arm, 2c is branch Support, 31 for lift deck, 32 be horizontal pressing device, 3a is neck seat, 3b is bayonet lock, 3c is lateral cylinder, 3d is compression Block, 41 be horizontal hole positioning device, 4a be alignment pin block, 4b is, 42 be hole positioning seat, 43 be compress pawl, 4a is that middle part is propped up Bracer, 4b be expenditure end support block, 4c be weld part hold-down mechanism, 4d is expenditure end hold-down mechanism, 5 is the positioning of connecting bracket hole 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.
Embodiment
With reference to embodiment and accompanying drawing, the invention will be further described.
Embodiment:
As illustrated in fig. 1 and 2:A kind of six points of Chain cushion skeleton weld jigs, by for placing each portion of Chain cushion skeleton The bottom plate 1 of part and the frame tube detent mechanism on bottom plate, shape steel wire detent mechanism, linking arm detent mechanism and company are supportted before seat Bracket holes positioning seat 5 is connect to form;Top gas cylinder 6 is distributed with immediately below associated frame members pipe.
As shown in Figure 1:The frame tube detent mechanism is made up of support base 21 and hold-down devices 22;It is described as shown in Figure 7 The " U "-shaped groove in 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 set 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 Horizontal pressure arm 2b, support frame the 2c composition of rod-type, one end of the horizontal pressure arm 2b is compression end, the other end and longitudinal cylinder 2a Telescopic shaft outer end be hinged, be hinged with a support frame 2c fixed in the middle part of the horizontal pressure arm 2b and be used as the strong point.
As shown in Figure 1:Shape steel wire detent mechanism is supportted before the seat to be formed by lifting deck 31 and horizontal pressing device 32;Such as Shown in Fig. 3:The bayonet lock 3b groups lifted deck 31 and simultaneously clamping steel wire is promoted by neck seat 3a and cylinder provided with spacing steel wire Into this is lifted deck 31 and is uniformly distributed along horizontal steel wire and seat side stay shape steel wire after horizontal steel wire, seat before support shape steel wire, seat before seat; As shown in Figure 5:The compression that the horizontal pressing device 32 is fixed by lateral cylinder 3c and with lateral cylinder 3c telescopic shaft outer end Block 3d is formed, and the compression end of the compact heap 3d is provided with the neck of spacing steel wire, is supportted before the horizontal respective seat of pressing device 32 Longitudinally connected silk on shape steel wire sets and presses to frame tube by shape steel wire is supportted before seat.
As shown in Figure 1:The linking arm detent mechanism is by horizontal hole positioning device 41, hole positioning seat 42 and compresses 43 groups of pawl Into as shown in Figure 4:The horizontal hole positioning device 41 is by pneumatic alignment pin 4a and block 4b, the alignment pin 4a and block 4b is located at the both sides of linking arm mider hole respectively, and the connecting hole in the middle part of the corresponding linking arm of the horizontal hole positioning device 41 is set, institute The hole for stating the corresponding linking arm outer end of hole positioning seat 42 is set, and is compressed by the pneumatic compression pawl 43.
Finally it should be noted that foregoing description is only the preferred embodiments of the present invention, the ordinary skill people of this area Member on the premise of without prejudice to present inventive concept and claim, can make table as multiple types under the enlightenment of the present invention Show, such conversion is each fallen within protection scope of the present invention.

Claims (7)

  1. A kind of 1. six points of Chain cushion skeleton weld jigs, it is characterised in that:Including for placing each part of Chain cushion skeleton Bottom plate (1), the bottom plate (1) is provided with frame tube detent mechanism, shape steel wire detent mechanism, linking arm detent mechanism supportted before seat With connecting bracket hole positioning seat (5);
    The frame tube detent 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 periphery, back seat transverse tube and connecting bracket of the hold-down devices (22) along frame tube stagger weldering Connect site setting, with back seat transverse tube corresponding to the hold-down devices (22) by snake spring hook rack it is synchronous with back seat transverse tube compression;
    Shape steel wire detent mechanism is supportted before the seat to be included lifting deck (31) and horizontal pressing device (32);It is described to lift deck (31) it is uniformly distributed along horizontal steel wire and seat side stay shape steel wire after horizontal steel wire, seat before support shape steel wire, seat before seat, it is described laterally to compress The longitudinally connected silk on shape steel wire is supportted before device (32) respective seat to set and press to frame tube by shape steel wire is supportted before seat;
    The linking arm detent mechanism includes horizontal hole positioning device (41), hole positioning seat (42) and compresses pawl (43), the horizontal stroke Connecting hole in the middle part of to the corresponding linking arm of hole positioning device (41) is set, the corresponding linking arm outer end of the hole positioning seat (42) Hole is set, and is compressed by the pneumatic compression pawl (43).
  2. 2. six points of Chain cushions skeleton weld jig according to claim 1, it is characterised in that:The hold-down devices (22) Including longitudinally disposed longitudinal cylinder (2a), lever-type horizontal pressure arm (2b), support frame (2c), the horizontal pressure arm (2b) One end is compression end, and the other end and the telescopic shaft outer end of longitudinal cylinder (2a) are hinged, and is fixed in the middle part of the horizontal pressure arm (2b) with one Support frame (2c) it is be hinged and be used as the strong point.
  3. 3. six points of Chain cushions skeleton weld jig according to claim 1, it is characterised in that:It is described to lift deck (31) The bayonet lock (3b) of simultaneously clamping steel wire is promoted including the neck seat (3a) provided with spacing steel wire and cylinder.
  4. 4. six points of Chain cushions skeleton weld jig according to claim 1, it is characterised in that:The horizontal pressing device (32) lateral cylinder (3c) and the compact heap (3d) with the telescopic shaft outer end fixation of lateral cylinder (3c), the compact heap are included The compression end of (3d) is provided with the neck of spacing steel wire.
  5. 5. six points of Chain cushions skeleton weld jig according to claim 1, it is characterised in that:The transverse holes positioning dress Putting (41) includes pneumatic alignment pin (4a) and block (4b), and the alignment pin (4a) and block (4b) are located in linking arm respectively The both sides in portion hole.
  6. 6. six points of Chain cushions skeleton weld jig according to claim 1, it is characterised in that:The support base (21) The " U "-shaped groove in top.
  7. 7. six points of Chain cushions skeleton weld jig according to claim 6, it is characterised in that:Associated frame members pipe just under Top gas cylinder (6) is distributed with side.
CN201711329943.9A 2017-12-13 2017-12-13 Six points of Chain cushion skeleton welding fixtures Active CN107825053B (en)

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

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CN107825053A true CN107825053A (en) 2018-03-23
CN107825053B CN107825053B (en) 2019-08-09

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Cited By (1)

* Cited by examiner, † Cited by third party
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)

* Cited by examiner, † Cited by third party
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
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

Patent Citations (6)

* Cited by examiner, † Cited by third party
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

Cited By (1)

* Cited by examiner, † Cited by third party
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

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