CN215146201U

CN215146201U - Seat base plate welding tool

Info

Publication number: CN215146201U
Application number: CN202120988231.3U
Authority: CN
Inventors: 王杰
Original assignee: Zhejiang Anji Mingcheng Chair Industry Co ltd
Current assignee: Zhejiang Anji Mingcheng Chair Industry Co ltd
Priority date: 2021-05-10
Filing date: 2021-05-10
Publication date: 2021-12-14
Anticipated expiration: 2031-05-10

Abstract

The utility model provides a chair seat chassis welding tool, which comprises a base and support legs fixed at four corners of the bottom of the base, wherein a support column is fixed at the center of the upper end of the base, a right extension platform is fixed at the right side of the base, a left extension platform is fixed at the left side of the base, a first clamping device is fixed on the right extension platform, the first clamping device comprises a mounting seat fixed on the right extension platform and a mounting plate arranged on the mounting seat, a first screw rod is inserted on the mounting plate and is in threaded connection with the mounting plate, the first screw rod and the support column are coaxial, a butt joint block is fixed at the bottom end of the first screw rod, a first rotating ring is fixed at the top end of the first screw rod, a second clamping device is arranged on the left extension platform and comprises a lifting seat capable of lifting and a positioning clamp hinged on the lifting seat, the base is provided with a support rod capable of lifting.

Description

Seat base plate welding tool

Technical Field

The utility model relates to the field of welding technology, in particular to seat support chassis welding frock.

Background

The welding tool is a set of fixture for welding, fixing, compressing and positioning, and is mainly used for welding various weldable materials.

The seat support chassis is the irregularly shaped cavity shape part, when adopting ordinary welding frock to weld the seat support chassis, can't be fixed with irregularly shaped seat support chassis is stable, the welding that can't be accurate in the welded time leads to the seat support chassis quality of welding out to be poor at last.

SUMMERY OF THE UTILITY MODEL

Not enough to prior art exists, the utility model aims to provide a seat support chassis welding frock, the bracing piece through first clamping device, second clamping device and liftable fixes the seat support chassis is stable, and the seat support chassis can not rock when letting the welding, and influences welding quality.

The above technical purpose of the present invention can be achieved by the following technical solutions:

a chair base plate welding tool comprises a base and support legs fixed at four corners of the bottom end of the base, wherein a support column is fixed at the center of the upper end of the base, a right extension platform is fixed on the right side of the base, a left extension platform is fixed on the left side of the base, a first clamping device is fixed on the right extension platform, the first clamping device comprises a mounting seat fixed on the right extension platform and a mounting plate arranged on the mounting seat, a first screw rod is inserted on the mounting plate, the first screw rod is in threaded connection with the mounting plate, the first screw rod and the support column are coaxial, a butting block is fixed at the bottom end of the first screw rod, a first rotating ring is fixed at the top end of the first screw rod, a second clamping device is arranged on the left extension platform, the second clamping device comprises a lifting seat arranged on the left extension platform and capable of lifting and a positioning clamp hinged on the lifting seat, and a supporting rod capable of lifting is arranged on the base.

Place the seat support chassis on the support column, it is rotatory to rotate first rotating ring and drive first screw rod, the butt piece that will fix in first screw rod bottom pushes down, support column and butt piece simultaneous action fix the seat support chassis, the rotational positioning presss from both sides, fix a position when carrying out the centre gripping to the seat support chassis through second clamping device, slowly rise the lifter, support the seat support chassis, through first clamping device, under the three simultaneous action of second clamping device and lifter, fix the seat support chassis is stable, prevent to rock in the welded time, influence welding quality.

Furthermore, the bracing piece is equipped with four altogether, the bracing piece passes base and base sliding connection, the equal threaded connection in bracing piece bottom has the second screw rod, the base lower extreme is provided with four linkage casees, the linkage case is fixed on each stabilizer blade through first mounting bracket, the second screw rod inserts in the linkage case and is connected with the linkage case rotation, be provided with first gear drive in the linkage case, the second screw rod passes through the first rotary column of first gear drive linkage, first rotary column inserts in the linkage case and is connected with the linkage case rotation, and the one end that first rotary column stretches out the linkage case is fixed with the second swivel becket.

The second rotating ring is rotated, the second screw rod is driven to rotate through the first gear transmission mechanism, and because the supporting rod is in threaded connection with the second screw rod, the supporting rod is limited by the base in a sliding connection mode, the supporting rod is driven to ascend and descend through the rotation of the second screw rod, the four supporting rods can ascend and descend respectively, the seat base can adapt to different irregular seat base plates and support different irregular seat base plates.

Furthermore, the first gear transmission mechanism comprises a first bevel gear and a second bevel gear, wherein the first bevel gear is vertically arranged, the first bevel gear is fixed at one end of the second screw rod extending into the linkage box, the second bevel gear is fixed at one end of the first rotating column inserted into the linkage box, and the first bevel gear is meshed with the second bevel gear.

The second rotating ring is rotated to drive the first rotating column to rotate, and the first bevel gear is meshed with the second bevel gear to drive the second screw to rotate.

Furthermore, the lifting seat passes base and base sliding connection, lifting seat bottom end threaded connection has the third screw rod, the third screw rod rotates to be connected on fixing the second mounting bracket of base lower extreme, the third screw rod is connected with the second through the transmission of second gear drive and rotates the post, the second rotates the post and passes the base and rotate with the base and be connected, the second rotates the post top end and is fixed with the third swivel ring.

The third rotating ring is rotated to drive the second rotating column to rotate, the second rotating column rotates to drive the third screw rod to rotate through the second gear transmission mechanism, and the lifting seat is limited by the sliding connection of the lifting seat and the left extension platform because the third screw rod is in threaded connection with the lifting seat, so that the third screw rod rotates to drive the lifting seat to lift, and therefore the second clamping device can be adjusted, and the second clamping device can more stably clamp the seat base plate.

Furthermore, the second gear transmission mechanism comprises a first straight gear and a second straight gear, the first straight gear is fixed at the bottom end of the third screw, the second straight gear is fixed at the bottom end of the second rotating column, and the first straight gear is meshed with the second straight gear.

The second rotating column rotates to drive the second straight gear to rotate, the first straight gear is driven to rotate according to the meshing of the first straight gear and the second straight gear, then the third screw is driven to rotate, and finally the second clamping device is lifted.

Further, the mounting seat is connected with the mounting panel rotation, the mounting panel is kept away from to rotate and is connected the one end at the mounting panel and be equipped with the screw hole, screw hole threaded connection on first screw rod and the mounting panel.

When placing the seat support chassis, first clamping device can block the seat support chassis, through the rotation of mount pad and mounting panel, can turn to the mounting panel earlier and go on one side, lets placing on the support column that the seat support chassis can be smooth, waits to place the back, turns back the mounting panel again.

Furthermore, a fastening bolt is arranged on the positioning clamp.

Through screwing the fastening bolt, the positioning clamp can fix the seat base plate, so that the clamping function of the second clamping device is realized.

To sum up, the utility model discloses following beneficial effect has: through the clamping effect of support column and first clamping device, the location and the clamping function of second clamping device, including four bracing pieces that are used for supporting that can adapt to irregular shape seat support chassis, fix the seat support chassis is stable.

Drawings

FIG. 1 is a schematic structural view of an embodiment;

FIG. 2 is a partial cross-sectional view of the embodiment;

FIG. 3 is an enlarged view of portion A of FIG. 2;

fig. 4 is an enlarged view of a portion B of fig. 2.

Reference numerals: 1. a base; 2. a support leg; 3. a support pillar; 4. a support bar; 5. a right extension platform; 6. a left extension platform; 7. a first holding device; 71. a mounting seat; 72. mounting a plate; 73. a butting block; 74. a first screw; 75. a first rotating ring; 8. a second holding device; 81. a lifting seat; 82. positioning clips; 83. fastening a bolt; 9. a linkage box; 10. a first mounting bracket; 11. a third rotating ring; 12. a second screw; 13. a first gear transmission mechanism; 131. a first bevel gear; 132. a second bevel gear; 14. a first rotating column; 15. a second rotating ring; 16. a third screw; 17. a second mounting bracket; 18. a second gear transmission mechanism; 181. a first straight gear; 182. a second spur gear; 19. a second rotating column.

Detailed Description

The present embodiment is only for explaining the present invention, and it is not limited to the present invention, and those skilled in the art can make modifications to the present embodiment without inventive contribution as required after reading the present specification, but all of them are protected by patent laws within the scope of the claims of the present invention.

Example (b): the utility model provides a seat support chassis welding frock, includes base 1 and fixes stabilizer blade 2 in base 1 bottom, and stabilizer blade 2 is equipped with four, and four stabilizer blade 2 are fixed respectively in the four corners of base 1 bottom.

The center of the upper end of the base 1 is fixed with a support column 3, the right side of the base 1 is fixed with a right extension platform 5, and the left side of the base 1 is fixed with a left extension platform 6.

The right side is fixed with first clamping device 7 on extending platform 5, and first clamping device 7 is including fixing mount pad 71 on extending platform 5 on the right side and setting up mounting panel 72 on mount pad 71, and mounting panel 72 rotates with mount pad 71 to be connected, has inserted first screw rod 74 on the mounting panel 72, and first screw rod 74 and mounting panel 72 threaded connection, first screw rod 74 bottom mounting have butt piece 73, and first screw rod 74 top is fixed with first rotating ring 75.

And a second clamping device 8 is arranged on the left extension platform 6, the second clamping device 8 comprises a lifting seat 81 and a positioning clamp 82, the lifting seat 81 is arranged on the left extension platform 6 and can lift, the positioning clamp 82 is hinged on the lifting seat 81, a fastening bolt 83 is arranged on the positioning clamp 82, and the number of the fastening bolts 83 is two.

Be equipped with bracing piece 4 that can go up and down on the base 1, bracing piece 4 is equipped with four altogether, bracing piece 4 passes base 1 and base 1 sliding connection, the equal threaded connection in bracing piece 4 bottom has second screw rod 12, the 1 lower extreme of base is provided with four linkage boxes 9, linkage box 9 is fixed on each stabilizer blade 2 through first mounting bracket 10, second screw rod 12 inserts and is connected with linkage box 9 rotation in the linkage box 9, be provided with first gear drive 13 in the linkage box 9, second screw rod 12 passes through the first rotary column 14 of first gear drive 13 linkage, first rotary column 14 inserts and is connected with linkage box 9 rotation in the linkage box 9, the one end that first rotary column 14 stretched out linkage box 9 is fixed with second swivel 15.

The first gear transmission mechanism 13 includes a first bevel gear 131 vertically arranged and a second bevel gear 132 vertically arranged, the first bevel gear 131 is fixed on one end of the second screw 12 extending into the linkage box 9, the second bevel gear 132 is fixed on one end of the first rotary column 14 inserted into the linkage box 9, and the first bevel gear 131 and the second bevel gear 132 are engaged.

The lifting seat 81 penetrates through the base 1 to be connected with the base 1 in a sliding mode, the bottom end of the lifting seat 81 is in threaded connection with a third screw 16, the third screw 16 is rotatably connected to a second mounting frame 17 fixed to the lower end of the base 1, the third screw 16 is in transmission connection with a second rotating column 19 through a second gear transmission mechanism 18, the second rotating column 19 penetrates through the base 1 to be connected with the base 1 in a rotating mode, and a third rotating ring 11 is fixed to the top end of the second rotating column 19.

The second gear transmission mechanism 18 comprises a first straight gear 181 and a second straight gear 182, the first straight gear 181 is fixed at the bottom end of the third screw 16, the second straight gear 182 is fixed at the bottom end of the second rotary column 19, and the first straight gear 181 is meshed with the second straight gear 182.

The working process is as follows: the chair base chassis is placed on the supporting column 3, the first rotating ring 75 is rotated to drive the first screw 74 to rotate, the abutting block 73 fixed at the bottom of the first screw 74 is pressed downwards, and the supporting column 3 and the abutting block 73 act simultaneously to fix the chair base chassis.

The third rotating ring 11 is rotated to drive the second rotating column 19 to rotate, the third screw 16 is driven to rotate through the meshing of the first straight gear 181 and the second straight gear 182, finally the lifting seat 81 is driven to lift, after the lifting seat 81 is adjusted, the positioning clamp 82 is rotated, and the device positions the seat base while clamping the seat base.

The second rotating ring 15 is rotated to drive the first rotating column 14 to rotate, and the second screw 12 is driven to rotate through the engagement of the first bevel gear 131 and the second bevel gear 132, so as to drive the supporting rods 4 to go up and down, and each supporting rod 4 slowly rises until abutting against the seat chassis to support the seat chassis.

Under the effect of the three of first clamping device 7, second clamping device 8 and lifter simultaneously, with stable the fixing in seat support chassis, prevent to rock when the welding, influence welding quality.

Claims

1. The utility model provides a seat support chassis welding frock, includes base (1) and fixes stabilizer blade (2) in base (1) bottom four corners, its characterized in that: the improved structure of the automobile seat is characterized in that a supporting column (3) is fixed at the center of the upper end of the base (1), a right extension platform (5) is fixed on the right side of the base (1), a left extension platform (6) is fixed on the left side of the base (1), a first clamping device (7) is fixed on the right extension platform (5), the first clamping device (7) comprises a mounting seat (71) fixed on the right extension platform (5) and a mounting plate (72) arranged on the mounting seat (71), a first screw (74) is inserted into the mounting plate (72), the first screw (74) is in threaded connection with the mounting plate (72), the first screw (74) and the supporting column (3) are coaxial, a butt joint block (73) is fixed at the bottom end of the first screw (74), a first rotating ring (75) is fixed at the top end of the first screw (74), a second clamping device (8) is arranged on the extension platform (6), the second clamping device (8) comprises a lifting seat (81) which is arranged on the left extension platform (6) and can be lifted and a positioning clamp (82) which is hinged on the lifting seat (81), and a supporting rod (4) which can be lifted is arranged on the base (1).

2. The chair seat chassis welding tool according to claim 1, characterized in that: the number of the support rods (4) is four, the support rods (4) penetrate through the base (1) and are connected with the base (1) in a sliding manner, the bottom ends of the supporting rods (4) are in threaded connection with second screw rods (12), the lower end of the base (1) is provided with four linkage boxes (9), the linkage box (9) is fixed on each support leg (2) through a first mounting rack (10), the second screw (12) is inserted into the linkage box (9) and is rotationally connected with the linkage box (9), a first gear transmission mechanism (13) is arranged in the linkage box (9), the second screw (12) is linked with the first rotating column (14) through the first gear transmission mechanism (13), the first rotating column (14) is inserted into the linkage box (9) and is rotatably connected with the linkage box (9), and a second rotating ring (15) is fixed at one end, extending out of the linkage box (9), of the first rotating column (14).

3. The chair seat chassis welding tool according to claim 2, characterized in that: the first gear transmission mechanism (13) comprises a first bevel gear (131) and a second bevel gear (132), the first bevel gear (131) is vertically arranged, the first bevel gear (131) is fixed to one end, extending into the linkage box (9), of the second screw (12), the second bevel gear (132) is fixed to one end, inserted into the linkage box (9), of the first rotating column (14), and the first bevel gear (131) is meshed with the second bevel gear (132).

4. The chair seat chassis welding tool according to claim 1, characterized in that: lift seat (81) pass base (1) and base (1) sliding connection, lift seat (81) bottom threaded connection has third screw rod (16), third screw rod (16) rotate to be connected on second mounting bracket (17) of fixing at base (1) lower extreme, third screw rod (16) are connected with second through second gear drive (18) transmission and rotate post (19), second rotation post (19) pass base (1) and rotate with base (1) and be connected, second rotation post (19) top is fixed with third swivel becket (11).

5. The chair seat chassis welding tool according to claim 4, characterized in that: the second gear transmission mechanism (18) comprises a first straight gear (181) and a second straight gear (182), the first straight gear (181) is fixed at the bottom end of the third screw (16), the second straight gear (182) is fixed at the bottom end of the second rotating column (19), and the first straight gear (181) is meshed with the second straight gear (182).

6. The chair seat chassis welding tool according to claim 1, characterized in that: the mounting seat (71) is rotatably connected with the mounting plate (72), a threaded hole is formed in one end, far away from the mounting plate (72), of the mounting plate (72) in a rotating connection mode, and the first screw rod (74) is in threaded connection with the threaded hole in the mounting plate (72).

7. The chair seat chassis welding tool according to claim 1, characterized in that: and a fastening bolt (83) is arranged on the positioning clamp (82).