CN211564946U

CN211564946U - Swivel chair part welding machine

Info

Publication number: CN211564946U
Application number: CN201922117765.4U
Authority: CN
Inventors: 戴云云
Original assignee: Anji Youchuang Swivel Chair Parts Factory
Current assignee: Anji Youchuang Swivel Chair Parts Factory
Priority date: 2019-12-02
Filing date: 2019-12-02
Publication date: 2020-09-25
Anticipated expiration: 2029-12-02

Abstract

The utility model discloses a swivel chair part welding machine, which comprises a welding platform, wherein the upper surface of the welding platform is pinned with a fixed platform, one side of the bottom of the fixed platform is provided with an angle adjusting component, the angle adjusting component comprises a lead screw, one end of the lead screw is pinned with one side of the bottom surface of the fixed platform, the other end of the lead screw is fixed with an adjusting screw sleeve, the adjusting screw sleeve is rotatably arranged in the welding platform, one side of the adjusting screw sleeve is in transmission connection with a first motor, the upper part of the welding platform is in sliding connection with a welding machine hanger through an electric sliding table, one end of a rotating shaft penetrates through the welding machine hanger and extends to one side below the welding machine hanger, one end of the rotating shaft is fixedly provided with a first gear, the upper surface of the welding machine hanger is fixedly provided with a second motor, the output shaft end of the second motor is, increase the welding area and ensure the welding consistency.

Description

Swivel chair part welding machine

Technical Field

The utility model belongs to the technical field of swivel chair production, concretely relates to swivel chair part welding machine.

Background

The swivel chair is one of computer chair, office chair class: a chair with a sitting portion capable of rotating. Swivel chairs are generally divided into a half swivel chair and a full swivel chair. The half-swivel chair can rotate by 90 degrees at the left and right sides of the front. A full swivel chair refers to a chair that is capable of 360 degree rotation. Generally consists of: the chair comprises a headrest, a back, a chair seat, armrests, a supporting rod, a rotating shaft, five claws and claw wheels. The said lifting device has one pneumatic rod as one elastic element with gas and liquid as working medium and with the functions of support, buffering, braking, height regulation, angle regulation, etc. it has basic principle of filling high pressure nitrogen gas inside it, and has through hole inside the piston to make the pressure in two ends of the piston equal, one end connected to the piston rod and the other end not, so that under the action of the gas pressure, one side with small cross section, i.e. the elastic force of the pneumatic rod, is pressed by the person sitting on the lifting shaft to make the lifting shaft slowly descend in even speed and lowest point. The lifting shaft is lifted to the highest point without applying external force to the lifting shaft. The gas spring can be stopped at any position in the stroke by the release device, and has a large locking force after the stop.

The gyro wheel fixed knot of current chair foot pipe front end constructs the welding and realizes through manual welding in ordinary small enterprise, because ordinary mill pursues the cost profit maximize, can not introduce large-scale production's high-end mechanical equipment, so manual welding's cost ratio satisfies ordinary small enterprise, but the accuracy is lower, produces the substandard product easily, can not efficient large-scale production five-star base pin moreover, and manual welding can not make the welding department unified stable moreover.

Therefore, a swivel chair part welding machine is provided for solving the problems in the prior art, a group of welding platforms are arranged, a group of fixed platforms are connected to the welding platforms in a pin mode, a group of lead screws are arranged below the fixed platforms, a motor drives the lead screws to jack one side of the fixed platforms or pull one side of the fixed platforms to move downwards, the angle of the fixed platforms is changed, the angle of a swivel chair part to be welded is changed, and the welding area is increased; set up a set of welding machine gallows above welding platform, utilize ball to drive its upper and lower action, electronic slip table drives its front and back action, and the motor drives its rotation, increases whole welding machine organism activity space, further increases and to weld implementation scope, reduces manual welding's intensity of labour, guarantees welded uniformity.

Disclosure of Invention

An object of the utility model is to provide a swivel chair part welding machine to the accuracy is lower among the prior art of proposing in solving above-mentioned background art, produces the substandard product easily, can not the efficient large-scale production five-star pin moreover, and manual welding can not make the unified stable problem of welding department moreover.

In order to achieve the above purpose, the utility model adopts the following technical scheme: a swivel chair part welding machine comprises a welding platform, wherein a fixed platform is connected to the upper surface of the welding platform in a pin mode, an angle adjusting assembly is arranged on one side of the bottom of the fixed platform and comprises a lead screw, one end of the lead screw is connected with one side of the bottom surface of the fixed platform in a pin mode, an adjusting threaded sleeve is fixedly screwed at the other end of the lead screw, the adjusting threaded sleeve is rotatably installed in the welding platform, and a first motor is connected to one side of the adjusting threaded sleeve in a transmission mode;

the welding machine comprises a welding platform, a welding machine hanger, a rotating shaft, a first gear, a second motor, a second gear, a welding machine positioning assembly and a motor, wherein the welding platform is connected with the upper part of the welding platform in a sliding mode through an electric sliding table, the rotating shaft is rotatably mounted in the welding machine hanger, one end of the rotating shaft penetrates through the welding machine hanger and extends to one side below the welding machine hanger, the first gear is fixedly mounted at one end of the rotating shaft, the second motor is fixedly mounted on the upper surface of the welding machine hanger, the second gear is fixedly mounted at the output shaft end of the second motor;

the welding platform is characterized in that two groups of vertical plates are symmetrically arranged on the upper surface of the welding platform, two groups of ball screws are fixedly mounted on one sides of the two groups of vertical plates, one ends of the ball screws are fixedly connected with third motors, connecting sleeves are connected to the surfaces of the ball screws in a screwed mode, connecting plates are fixedly mounted between the four groups of connecting sleeves, and welding machine hanging frames are fixedly mounted on the lower surfaces of the connecting plates.

Preferably, the surface of the adjusting threaded sleeve is fixedly provided with a first belt wheel, the output shaft end of the first motor is fixedly provided with a second belt wheel, and the surfaces of the first belt wheel and the second belt wheel are connected through a synchronous belt.

Preferably, a bearing seat is fixedly installed on the lower surface of the welding machine hanger, and the rotating shaft is in interference fit with the bearing seat.

Preferably, a motor support is fixedly mounted on one side of the output shaft end of the second motor, and the motor support is fixedly mounted on the upper surface of the welding machine hanger.

Preferably, the welding machine positioning assembly comprises a hoisting flat plate, the hoisting flat plate is fixedly arranged at one end of the rotating shaft, and a positioning plate is slidably arranged at the bottom of the hoisting flat plate.

Preferably, two sets of T-shaped blocks are symmetrically arranged on the upper surface of the positioning plate, T-shaped grooves are symmetrically formed in the hoisting flat plate, internal thread holes are formed in the T-shaped blocks, and through holes are formed in the hoisting flat plate corresponding to the internal thread holes.

Preferably, the end, far away from the third motor, of the ball screw is fixedly provided with a chain wheel, two adjacent groups of chain wheels are in transmission connection, and two ends of the ball screw are fixedly arranged on one side of the vertical plate through a bearing with a seat.

Preferably, two sets of otic placodes are installed to fixed platform bottom surface symmetry, lead screw top one end fixed mounting has the ears support, otic placode and ears support pin joint, the lead screw one side pin joint is kept away from to the fixed platform bottom surface has the guide bar, also fixed mounting has the ears support in guide bar top one end, guide bar slidable mounting is in welding platform, and fixedly connected with sliding sleeve between guide bar and the welding platform.

Preferably, the upper surface of the fixed platform is symmetrically provided with two groups of clamping assemblies, each clamping assembly comprises a positioning block, one side of each positioning block is fixedly connected with a clamping block through a spring, and the clamping blocks are slidably installed in the fixed platform.

The utility model discloses a technological effect and advantage: the utility model provides a pair of swivel chair part welding machine compares with prior art, has following advantage:

1. a group of fixed platforms are connected to the welding platform in a pin joint mode, a group of lead screws are arranged below the fixed platforms, the lead screws are driven by a motor to jack one side of the fixed platforms or pull one side of the fixed platforms to move downwards, and the angle of the fixed platforms is changed, so that the angle of the swivel chair component to be welded is changed, and the welding area is increased;

2. set up a set of welding machine gallows above welding platform, utilize ball to drive its upper and lower action, electronic slip table drives its front and back action, and the motor drives its rotation, increases whole welding machine organism activity space, further increases and to weld implementation scope, reduces manual welding's intensity of labour, guarantees welded uniformity.

Drawings

FIG. 1 is a schematic view of a swivel chair component welding machine according to the present invention;

FIG. 2 is a schematic side view of a swivel chair component welding machine according to the present invention;

FIG. 3 is a schematic view of a swivel chair component welding machine according to the present invention;

FIG. 4 is an enlarged schematic structural view of a portion A in FIG. 1 of a swivel chair component welding machine according to the present invention;

fig. 5 is a schematic view of the hinge structure of the welding platform and the fixed platform of the swivel chair component welding machine of the present invention.

In the figure: 1. welding a platform; 2. a fixed platform; 3. an angle adjustment assembly; 301. a screw rod; 302. adjusting a threaded sleeve; 303. a first motor; 304. a first pulley; 305. a second pulley; 306. a synchronous belt; 4. a hanging frame of the welding machine; 5. a rotating shaft; 6. a first gear; 7. a second motor; 8. a second gear; 9. welding machine positioning components; 901. hoisting the flat plate; 902. positioning a plate; 903. a T-shaped block; 904. a T-shaped groove; 905. an internally threaded bore; 906. a through hole; 10. a vertical plate; 11. a ball screw; 12. a third motor; 13. connecting sleeves; 14. a connecting plate; 15. a bearing seat; 16. a motor bracket; 17. a sprocket; 18. an ear plate; 19. a double-lug support; 20. a guide bar; 21. a sliding sleeve; 22. a clamping assembly; 2201. positioning blocks; 2202. a spring; 2203. a clamping block; 23. electric sliding table.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. The specific embodiments described herein are merely illustrative of the invention and are not intended to be limiting of the invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

The utility model provides a swivel chair component welding machine as shown in figures 1-5, which comprises a welding platform 1, a fixed platform 2 is pinned on the upper surface of the welding platform 1, an angle adjusting component 3 is arranged on one side of the bottom of the fixed platform 2, the angle adjusting component 3 comprises a screw rod 301, one end of the screw rod 301 is pinned with one side of the bottom surface of the fixed platform 2, the other end of the screw rod 301 is fixedly screwed with an adjusting screw sleeve 302, the adjusting screw sleeve 302 is rotatably arranged in the welding platform 1, one side of the adjusting screw sleeve 302 is connected with a first motor 303 in a transmission way, a first belt wheel 304 is fixedly arranged on the surface of the adjusting screw sleeve 302, a second belt wheel 305 is fixedly arranged on the output shaft end of the first motor 303, the surfaces of the first belt wheel 304 and the second belt wheel 305 are connected in a transmission way through a synchronous belt 306, the first motor 303 is used for driving the second belt wheel 305, thereby changing the inclination angle of the fixed platform 2.

A welding machine hanger 4 is slidably connected above the welding platform 1 through an electric sliding table 23, a bearing seat 15 is fixedly arranged on the lower surface of the welding machine hanger 4, a rotating shaft 5 is in interference fit with the bearing seat 15, the rotating shaft 5 is rotatably arranged in the welding machine hanger 4, one end of the rotating shaft 5 penetrates through the welding machine hanger 4 and extends to one side below the welding machine hanger 4, a first gear 6 is fixedly arranged at one end of the rotating shaft 5, a second motor 7 is fixedly arranged on the upper surface of the welding machine hanger 4, the second gear 8 and the first gear 6 are sequentially driven by the second motor 7, so that the rotating shaft 5 is driven to rotate, and the construction direction of a welding gun fixed below; a motor bracket 16 is fixedly arranged on one side of the output shaft end of a second motor 7, the motor bracket 16 is fixedly arranged on the upper surface of a welding machine hanger 4, a second gear 8 is fixedly arranged on the output shaft end of the second motor 7, the second gear 8 is meshed with a first gear 6, a welding machine positioning assembly 9 is fixedly arranged on one end of a rotating shaft 5, which is positioned below the welding machine hanger 4, the welding machine positioning assembly 9 comprises a hoisting flat plate 901, the hoisting flat plate 901 is fixedly arranged on one end of the rotating shaft 5, a positioning plate 902 is slidably arranged at the bottom of the hoisting flat plate 901, two groups of T-shaped blocks 903 are symmetrically arranged on the upper surface of the positioning plate 902, T-shaped grooves 904 are symmetrically arranged in the hoisting flat plate 901, internal thread holes 905 are arranged in the T-shaped blocks 903, through holes 906 are arranged in the hoisting flat plate 901 corresponding to the internal thread holes 905, is slidably mounted below the lifting plate 901.

The upper surface symmetry of welding platform 1 is provided with two sets of risers 10, the equal fixed mounting in two sets of risers 10 one side has two sets of ball 11, the equal fixedly connected with third motor 12 of ball 11 one end, ball 11 keeps away from the equal fixed mounting in third motor 12 one end and has sprocket 17, the transmission is connected between two sets of adjacent sprocket 17, ball 11 both ends are all through taking pedestal bearing fixed mounting in riser 10 one side, ball 11 surperficial spiro union has adapter sleeve 13, fixed mounting has connecting plate 14 between four sets of adapter sleeve 13, welding machine gallows 4 fixed mounting is in connecting plate 14 lower surface.

Two sets of otic placodes 18 are installed to 2 bottom surface symmetries of fixed platform, lead screw 301 top one end fixed mounting has ears support 19, otic placode 18 and the 19 pin joints of ears support, 2 bottom surfaces of fixed platform are kept away from lead screw 301 one side pin joint and are had guide bar 20, the also fixed mounting of guide bar 20 top one end has ears support 19, guide bar 20 slidable mounting is in welding platform 1, and fixedly connected with sliding sleeve 21 between guide bar 20 and the welding platform 1, 2 upper surface symmetries of fixed platform are provided with even two sets of centre gripping subassemblies 22, centre gripping subassembly 22 includes locating piece 2201, locating piece 2201 one side is through spring 2202 fixedly connected with clamp splice 2203, clamp splice 2203 slidable mounting is in fixed platform 2.

The structure principle is as follows: a group of fixed platforms 2 are pin-jointed on the welding platform 1, a group of lead screws 301 are arranged below the fixed platforms 2, a first motor 303 is started to drive the lead screws 301 to jack one side of the fixed platforms 2 or pull one side of the fixed platforms 2 to move downwards, and the angle of the fixed platforms 2 is changed, so that the angle of the swivel chair component to be welded is changed, and the welding area is increased;

set up a set of welding machine gallows 4 above welding platform 1, utilize ball 11 to drive its up-and-down motion, electronic slip table 23 drives its front and back action, starts second motor 7 and drives its rotation, increases whole welding machine organism activity space, further increases the implementation scope of can welding, reduces manual welding's intensity of labour, guarantees the welded uniformity.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications and variations can be made in the embodiments or in part of the technical features of the embodiments without departing from the spirit and the scope of the invention.

Claims

1. The utility model provides a swivel chair part welding machine, includes welded platform (1), its characterized in that: the upper surface of the welding platform (1) is in pin joint with a fixed platform (2), one side of the bottom of the fixed platform (2) is provided with an angle adjusting assembly (3), the angle adjusting assembly (3) comprises a lead screw (301), one end of the lead screw (301) is in pin joint with one side of the bottom surface of the fixed platform (2), the other end of the lead screw (301) is fixedly screwed with an adjusting threaded sleeve (302), the adjusting threaded sleeve (302) is rotatably installed in the welding platform (1), and one side of the adjusting threaded sleeve (302) is in transmission connection with a first motor (303);

the welding machine is characterized in that a welding machine hanging frame (4) is connected above the welding platform (1) in a sliding mode through an electric sliding table (23), a rotating shaft (5) is installed in the welding machine hanging frame (4) in a rotating mode, one end of the rotating shaft (5) penetrates through the welding machine hanging frame (4) and extends to one side below the welding machine hanging frame (4), a first gear (6) is fixedly installed at one end of the rotating shaft (5), a second motor (7) is fixedly installed on the upper surface of the welding machine hanging frame (4), a second gear (8) is fixedly installed at the output shaft end of the second motor (7), the second gear (8) is meshed with the first gear (6), and a welding machine positioning assembly (9) is fixedly installed at one end, located below the welding machine hanging frame (4;

the welding platform is characterized in that two groups of vertical plates (10) are symmetrically arranged on the upper surface of the welding platform (1), two groups of ball screws (11) are fixedly mounted on one side of each vertical plate (10), a third motor (12) is fixedly connected to one end of each ball screw (11), a connecting sleeve (13) is screwed on the surface of each ball screw (11), four groups of connecting plates (14) are fixedly mounted between the connecting sleeves (13), and welding machine hangers (4) are fixedly mounted on the lower surfaces of the connecting plates (14).

2. A swivel chair component welding machine according to claim 1, characterized in that: the surface of the adjusting threaded sleeve (302) is fixedly provided with a first belt wheel (304), the output shaft end of the first motor (303) is fixedly provided with a second belt wheel (305), and the surfaces of the first belt wheel (304) and the second belt wheel (305) are in transmission connection through a synchronous belt (306).

3. A swivel chair component welding machine according to claim 1, characterized in that: and a bearing seat (15) is fixedly arranged on the lower surface of the welding machine hanger (4), and the rotating shaft (5) is in interference fit with the bearing seat (15).

4. A swivel chair component welding machine according to claim 1, characterized in that: and a motor support (16) is fixedly mounted on one side of the output shaft end of the second motor (7), and the motor support (16) is fixedly mounted on the upper surface of the welding machine hanger (4).

5. A swivel chair component welding machine according to claim 1, characterized in that: the welding machine positioning assembly (9) comprises a hoisting flat plate (901), the hoisting flat plate (901) is fixedly installed at one end of the rotating shaft (5), and a positioning plate (902) is installed at the bottom of the hoisting flat plate (901) in a sliding mode.

6. A swivel chair component welding machine according to claim 5, characterized in that: the upper surface of the positioning plate (902) is symmetrically provided with two groups of T-shaped blocks (903), T-shaped grooves (904) are symmetrically formed in the hoisting flat plate (901), internal threaded holes (905) are formed in the T-shaped blocks (903), and through holes (906) are formed in the hoisting flat plate (901) corresponding to the internal threaded holes (905).

7. A swivel chair component welding machine according to claim 1, characterized in that: the chain wheel (17) is fixedly mounted at one end, far away from the third motor (12), of the ball screw (11), the chain wheels (17) are connected in a transmission mode, and the two ends of the ball screw (11) are fixedly mounted on one side of the vertical plate (10) through the bearing with the seat.

8. A swivel chair component welding machine according to claim 1, characterized in that: two sets of otic placodes (18) are installed to fixed platform (2) bottom surface symmetry, lead screw (301) top one end fixed mounting has ears support (19), otic placode (18) and ears support (19) pin joint, lead screw (301) one side pin joint is kept away from to fixed platform (2) bottom surface has guide bar (20), also fixed mounting has ears support (19) in guide bar (20) top one end, guide bar (20) slidable mounting is in welding platform (1), and fixedly connected with sliding sleeve (21) between guide bar (20) and welding platform (1).

9. A swivel chair component welding machine according to claim 1, characterized in that: the upper surface of the fixed platform (2) is symmetrically provided with two groups of clamping components (22), each clamping component (22) comprises a positioning block (2201), one side of each positioning block (2201) is fixedly connected with a clamping block (2203) through a spring (2202), and the clamping blocks (2203) are slidably mounted in the fixed platform (2).