CN221158945U - Welding device is hindered to car sun visor board steel wire skeleton assembly - Google Patents

Abstract

The utility model discloses a welding resistance device for a steel wire framework assembly of an automobile sun shield, and relates to the technical field of welding resistance devices. This car sun visor board steel wire skeleton assembly hinders and welds device through setting up alignment mechanism in the top of base, place the steel wire skeleton on first electrode and the steel wire of its welded part both sides is put respectively in the centre of two centre gripping supports and grip block, start first motor, the cam rotates and makes the promotion slide bar promote the push-and-pull rod under the drive of first motor, thereby make centre gripping support and grip block hold the centre of steel wire at the centre gripping groove with the steel wire, thereby make the interface of steel wire skeleton welded part can align, rethread second motor drive lead screw rotates, make two centre gripping supports to the centre removal, the interface that will align compresses tightly this moment, rethread cylinder presses the second electrode to carry out the power on welding at the welded part, the interface is firm when the operation that compresses tightly again after the alignment makes the finished product more pleasing to the eye and has improved welding quality.

Description

Welding device is hindered to car sun visor board steel wire skeleton assembly

Technical Field

The utility model relates to the technical field of a welding-resistant device, in particular to a welding-resistant device for a steel wire framework assembly of an automobile sun visor.

Background

The automobile sun shield is a plate which is arranged on the head of a driver and a copilot and used for preventing sunlight from dazzling, can be turned down when being used and can be turned up when not being used, and the steel wire framework is welded firstly and then is subjected to injection molding filling during manufacturing, so that the quality of the automobile sun shield is determined by the welding quality.

The existing welding of the steel wire framework of the automobile sun shield mostly uses resistance welding, but when the bent steel wire framework is welded, the joint is not easy to align and easy to deviate during welding, so that the welding is not attractive, and the welding quality is reduced.

Disclosure of utility model

Aiming at the defects of the prior art, the utility model provides a welding resistance device for a steel wire framework assembly of an automobile sun visor, which solves the problem of interface deviation during welding of the steel wire framework of the automobile sun visor.

In order to achieve the above purpose, the utility model is realized by the following technical scheme: the utility model provides a car sun visor steel wire skeleton assembly hinders and welds device, includes the base, the top fixedly connected with brace table of base, the top of brace table is provided with pushing mechanism, the first electrode base of base top fixedly connected with, the inside fixedly mounted of first electrode base has first electrode, the lower extreme fixedly connected with electrode screw of first electrode, electrode screw runs through first electrode base and outwards extends, the top of base is provided with alignment mechanism, alignment mechanism is including the centre gripping support and the promotion slide bar of symmetry setting, the bottom of centre gripping support is provided with stretching assembly, two equal fixedly connected with slide bar under the centre gripping support, the one end of slide bar is through the side sliding connection of first sliding assembly and brace table, the top of slide bar is through second sliding assembly sliding connection has the grip block, grip block opposite side fixedly connected with pole, the lower extreme fixedly connected with electrode screw rod passes through stop assembly and brace table sliding connection, the electrode screw runs through first electrode base and outwards extends, the top that promotes the slide bar passes through the slide bar motor and links to each other with the slide bar motor, the cam carrier motor has the cam carrier fixed surface to make the centre gripping groove through, the first sun visor has the centre gripping groove to make the inside the cam carrier fixed connection.

Preferably, the stretching assembly comprises a screw rod, the screw rod penetrates through the first electrode base and can rotate relative to the first electrode base, the screw rod is in threaded connection with the inner parts of the two clamping brackets, one side of the base is fixedly connected with a second motor, and an output shaft of the second motor is in transmission connection with the screw rod through the transmission assembly.

Preferably, the transmission assembly comprises a driving belt pulley, the driving belt pulley is fixedly connected to the surface of an output shaft of the second motor through a coupling, one end of the screw rod is fixedly connected with a driven belt pulley through a coupling, and the driving belt pulley is in transmission connection with the surface of the driven belt pulley through a driving belt.

Preferably, the limiting assembly comprises a limiting frame, the limiting frame is fixedly arranged on the surface of the supporting table, a limiting groove is formed in the surface of the outer side of the limiting frame, and the push-pull rod is in sliding connection with the inner surface of the limiting groove.

Preferably, the return assembly comprises a return spring, a first boss is fixedly connected to the inside of the limiting frame, a second boss is fixedly connected to one side of the pushing sliding rod, two ends of the return spring are respectively sleeved on the surfaces of the first boss and the second boss, and two ends of the return spring are respectively fixedly connected with the limiting frame and the opposite side of the pushing sliding rod.

Preferably, the pushing mechanism comprises a portal frame, the portal frame is fixedly arranged at the top of the supporting table, one side of the portal frame is fixedly connected with a supporting plate, the bottom of the supporting plate is fixedly connected with a cylinder, one end of an inner piston of the cylinder is fixedly connected with a second electrode base, the inside of the second electrode base is fixedly connected with a second electrode, the lower end of the second electrode is fixedly connected with an electrode screw rod, and the electrode screw rod penetrates through the second electrode base and extends outwards.

Advantageous effects

The utility model provides a welding-resisting device for a steel wire framework assembly of an automobile sun shield. Compared with the prior art, the method has the following beneficial effects:

(1) This car sun visor board steel wire skeleton assembly hinders and welds device through setting up alignment mechanism in the top of base, put the steel wire skeleton welded part at the surface of first electrode and the steel wire of its welded part both sides is put respectively in the centre of two centre gripping supports and grip block, start first motor, the cam rotates and makes the promotion slide bar horizontal migration under spacing frame's spacing under the drive of first motor, promote the slide bar and promote the push-and-pull rod and remove, make grip support and grip block firmly hold the centre of holding at the centre of grip groove with the steel wire of steel wire skeleton welded part both sides under push-and-pull rod's promotion and the spacing of second slip subassembly, thereby make the interface of steel wire skeleton welded part can align, start the second motor again, the second motor passes through drive assembly drive lead screw rotation, the opposite wire line in both sides makes two centre gripping supports to the centre removal, the interface that will align compresses tightly this moment, the rethread cylinder presses the second electrode to weld in the welding place and electrifies, interface when the operation that compresses tightly again after the alignment makes welding, make the finished product more pleasing to the eye and improved welding quality.

(2) This car sun visor board steel wire skeleton assembly hinders and welds device has electrode screw rod through being connected with the surface at first electrode and second electrode, is connected with external power source through the screw thread for the connected mode is convenient more stable, and first electrode base and second electrode base have stopped the risk of short circuit for the rigid insulation material for production process is safer.

Drawings

FIG. 1 is a main block diagram of the present utility model;

FIG. 2 is a cross-sectional view of the body of the present utility model;

FIG. 3 is a block diagram of the mechanisms of the present utility model;

Fig. 4 is a partial assembly view of the clip alignment mechanism of the present utility model.

In the figure: 1-base, 2-supporting bench, 3-pushing mechanism, 31-portal frame, 32-backup pad, 33-cylinder, 34-second electrode, 4-first electrode, 5-aligning mechanism, 51-centre gripping support, 52-promote slide bar, 53-stretching assembly, 53-1-lead screw, 53-2-second motor, 53-3-transmission subassembly, 54-slide bar, 55-grip block, 56-push-pull rod, 57-spacing subassembly, 57-1-spacing frame, 57-2-spacing groove, 58-return subassembly, 58-1-return spring, 58-2-first boss, 58-3-second boss, 59-first motor, 510-cam.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1-4, the present utility model provides two technical solutions:

example 1

The utility model provides a car sun visor steel wire skeleton assembly hinders and welds device, the on-line screen storage device comprises a base 1, the top fixedly connected with brace table 2 of base 1, the top of brace table 2 is provided with pushing down mechanism 3, the first electrode base of base 1 top fixedly connected with, first electrode base is the rigid insulation material, the inside fixedly mounted of first electrode base has first electrode 4, the lower extreme fixedly connected with electrode screw rod of first electrode 4, electrode screw rod runs through first electrode base and outwards extend, the top of base 1 is provided with alignment mechanism 5, alignment mechanism 5 includes the centre gripping support 51 and the promotion slide bar 52 of symmetry setting, the bottom of centre gripping support 51 is provided with stretching assembly 53, the equal fixedly connected with slide bar 54 under two centre gripping support 51, the one end of slide bar 54 is through the side sliding connection of first sliding assembly and brace table 2, the top of slide bar 54 is through second sliding assembly sliding connection has grip block 55, grip block 55 opposite side fixedly connected with pole 56, the lower extreme fixedly connected with electrode screw rod 56 through stop component 57 and brace table 2 sliding connection, the push-pull rod 56 is through third sliding assembly and promotion motor 52 sliding connection, the top of drive motor 52 is provided with the cam shaft 59 through the first motor assembly and the inside the drive groove 59 of a cam groove 59 that the inside the support table 2 of the motor drive, the motor assembly is connected with the inside the first end of cam groove 59 of support 52, the top of the drive motor assembly is provided with the cam groove 59.

Example two

The welding device comprises a base 1, a supporting table 2 is fixedly connected to the top of the base 1, a pressing mechanism 3 is arranged at the top of the supporting table 2, a first electrode base is fixedly connected to the top of the base 1 and is made of hard insulating materials, a first electrode 4 is fixedly arranged in the first electrode base, an electrode screw rod is fixedly connected to the lower end of the first electrode 4, the electrode screw rod penetrates through the first electrode base and extends outwards, an alignment mechanism 5 is arranged above the base 1, the alignment mechanism 5 comprises symmetrically arranged clamping brackets 51 and pushing sliding rods 52, a stretching assembly 53 is arranged at the bottom of the clamping brackets 51, the upper ends of one side of the two clamping brackets 51 are respectively provided with a clamping groove, the lower ends of the two clamping brackets 51 are respectively fixedly connected with a sliding rod 54, one end of each sliding rod 54 is in sliding connection with the side surface of the supporting table 2 through a first sliding component, the first sliding component consists of a sliding block fixedly connected with one end of each sliding rod 54 and a sliding groove arranged on the side surface of the supporting table 2, the top of each sliding rod 54 is in sliding connection with a clamping block 55 through a second sliding component, the second sliding component consists of a sliding block fixedly connected with the bottom of each clamping block 55 and a sliding groove arranged on the top of each sliding rod 54, the upper end of one side of each clamping block 55 is provided with a clamping groove, the other side of each clamping block 55 is fixedly connected with a push-pull rod 56, the push-pull rod 56 is in sliding connection with the supporting table 2 through a limiting component 57, the push-pull rod 56 is in sliding connection with the push-pull rod 52 through a third sliding component, the third sliding component consists of a sliding block fixedly connected with one end of the push-pull rod 56 and a sliding groove arranged on one side of the push-pull rod 52, the push-pull rod 52 is connected with the limiting component 57 through a return component 58, a motor groove is arranged at the top of the supporting table 2, the motor groove penetrates through the supporting table 2 and extends to the base 1, a first motor 59 is arranged in the motor groove, the first motor 59 is a three-phase asynchronous motor and is connected with an external power supply, the surface of an output shaft of the first motor 59 is fixedly connected with a cam 510 through a coupling, the cam 510 is positioned above the supporting table 2, the cam 510 drives the pushing slide bar 52 through the driving of the first motor 59 to enable the clamping block 55 to clamp and align the steel wire framework of the sun shield under the limit of the second sliding component, the surface of the welding part of the steel wire framework of the sun shield is contacted with the surface of the first electrode 4 after being clamped and aligned, the aligning mechanism 5 is arranged above the base 1 to place the welding part of the steel wire framework on the surface of the first electrode 4 and the steel wires on two sides of the welding part are respectively placed between the two clamping brackets 51 and the clamping block 55, the first motor 59 is started, the cam 510 rotates under the driving of the first motor 59 and enables the pushing slide bar 52 to horizontally move under the limit of the limiting frame 57-1, pushing the sliding rod 52 to push the sliding rod 56 to move, firmly clamping steel wires at two sides of a welding position of the steel wire framework between the clamping brackets 51 and the clamping blocks 55 under the pushing of the sliding rod 56 and the limit of the second sliding component, so that the interface of the welding position of the steel wire framework can be aligned, then starting the second motor 53-2, driving the screw rod 53-1 to rotate by the second motor 53-2 through the transmission component 53-3, enabling the two clamping brackets 51 to move towards the middle by opposite threads at two sides, compressing the aligned interface at the moment, then compressing the second electrode 34 at the welding position through the cylinder 33 to carry out electrified welding, stabilizing the interface during welding by the operation of compressing after alignment, the finished product is more beautiful and the welding quality is improved.

In this embodiment, the stretching assembly 53 includes a screw rod 53-1, the screw rod 53-1 penetrates through the first electrode base and can rotate relative to the first electrode base, the screw rod 53-1 is in threaded connection with the interiors of the two clamping brackets 51, one side of the base 1 is fixedly connected with a second motor 53-2, the second motor 53-2 is a three-phase asynchronous motor and is connected with an external power supply, and an output shaft of the second motor 53-2 is in transmission connection with the screw rod 53-1 through a transmission assembly 53-3.

In this embodiment, the transmission assembly 53-3 includes a driving belt pulley, the driving belt pulley is fixedly connected to the surface of the output shaft of the second motor 53-2 through a coupling, one end of the screw rod 53-1 is fixedly connected with a driven belt pulley through a coupling, and the driving belt pulley is in transmission connection with the surface of the driven belt pulley through a driving belt.

In this embodiment, the limiting component 57 includes a limiting frame 57-1, the limiting frame 57-1 is fixedly mounted on the surface of the supporting platform 2, the surface of the outer side of the limiting frame 57-1 is provided with a limiting groove 57-2, the push-pull rod 56 is slidably connected with the inner surface of the limiting groove 57-2, and two ends of the push-pull rod 52 are pushed to contact with the inner wall of the limiting frame 57-1 and can slide relative to the limiting frame 57-1 so that the limiting frame 57-1 limits the push-pull rod.

In this embodiment, the return assembly 58 includes a return spring 58-1, a first boss 58-2 is fixedly connected to the inside of the limit frame 57-1, a second boss 58-3 is fixedly connected to one side of the push slide rod 52, two ends of the return spring 58-1 are respectively sleeved on the surfaces of the first boss 58-2 and the second boss 58-3, and two ends of the return spring 58-1 are respectively fixedly connected to opposite sides of the limit frame 57-1 and the push slide rod 52.

In this embodiment, pushing down mechanism 3 includes portal frame 31, portal frame 31 fixed mounting is at the top of brace table 2, one side fixedly connected with backup pad 32 of portal frame 31, the bottom fixedly connected with cylinder 33 of backup pad 32, the air inlet of cylinder 33 links to each other and the gas vent links to each other with external atmosphere with external gas pitcher, the one end fixedly connected with second electrode base of cylinder 33 inside piston, the second electrode base is the rigid insulation material, the inside fixedly connected with second electrode 34 of second electrode base, the lower extreme fixedly connected with electrode screw rod of second electrode 34, the electrode screw rod runs through the second electrode base and outwards extends, the extension end of second electrode is the round platform form, this car sun visor steel wire skeleton assembly hinders welding device, through the surface connection at first electrode 4 and second electrode 34 has the electrode screw rod, be connected with external power supply through the screw thread and make the connected mode more convenient and stable, and first electrode base and second electrode base are the risk of rigid insulation material has stopped the short circuit for production process is safer.

And all that is not described in detail in this specification is well known to those skilled in the art.

When in operation, the steel wire framework to be welded is placed on the welding resisting device, the part to be welded is positioned on the surface of the first electrode 4, steel wires at two sides of the welding opening are respectively positioned between the two clamping brackets 51 and the clamping block 55, the first motor 59 is started, the output shaft of the first motor 59 drives the cam 510 to rotate, the rotating cam 510 extrudes the pushing slide bar 52 to enable the pushing slide bar 52 to horizontally move under the limit of the limit frame, the horizontally moving pushing slide bar 52 compresses the return spring 58-1 and pushes the clamping block 55 to move towards the clamping bracket 51 under the limit of the second sliding component through the push-pull rod 56, the steel wires at two sides of the welding opening are clamped in the clamping groove, the second motor 53-2 is started again at the moment, the second motor 53-2 drives the screw rod 53-1 to rotate through the transmission component, the opposite threads on the two sides enable the two clamping brackets 51 to move towards the middle under the limit of the sliding components to compress the aligned interfaces, then the air inlet of the air cylinder 33 is opened, the second electrode 34 is driven by the piston in the air cylinder 33 to move downwards to press the surface of the welding interface, at the moment, the first electrode 4 and the second electrode 34 are electrified to finish welding, the air outlet of the air cylinder 33 is opened firstly after the welding is finished, the second electrode 34 is driven by the piston in the air cylinder 33 to return, the first motor 59 is started to enable the second electrode to rotate reversely, the extruded pushing sliding rod 52 of the cam 510 is reset under the action of the return spring 58-1, the pushing sliding rod 52 drives the clamping block to release the clamping of the steel wire framework through the push-pull rod 56, and then the second motor 53-2 is started to enable the second electrode to rotate reversely, so that the operation can be finished after the clamping brackets 51 return.

Claims (6)

1. The utility model provides a car sun visor board steel wire skeleton assembly hinders and welds device, includes base (1), its characterized in that: the device comprises a base (1), wherein the top of the base (1) is fixedly connected with a supporting table (2), the top of the supporting table (2) is provided with a pressing mechanism (3), the top of the base (1) is fixedly connected with a first electrode base, a first electrode (4) is fixedly arranged in the first electrode base, the lower end of the first electrode (4) is fixedly connected with an electrode screw rod, the electrode screw rod penetrates through the first electrode base and extends outwards, and an alignment mechanism (5) is arranged above the base (1);

The utility model provides an alignment mechanism (5) is including centre gripping support (51) and the promotion slide bar (52) that the symmetry set up, the bottom of centre gripping support (51) is provided with tensile subassembly (53), two equal fixedly connected with slide bar (54) under centre gripping support (51), the side sliding connection of first slide subassembly and brace table (2) is passed through to the one end of slide bar (54), there is grip block (55) at the top of slide bar (54) through second slide subassembly sliding connection, grip block (55) opposite side fixedly connected with push-pull rod (56), push-pull rod (56) are through spacing subassembly (57) and brace table (2) sliding connection, push-pull rod (56) are through third sliding subassembly and promotion slide bar (52) sliding connection, it links to each other with crossing spacing subassembly (57) to promote slide bar (52) through return subassembly (58), the motor groove has been seted up at the top of brace table (2), the inside in motor groove is provided with first motor (59), the surface of first motor (59) output shaft has a motor fixedly connected with grip block (55), drive cam (510) to make under second frame (52) clip frame (52) through cam (510).

2. The welding device for the steel wire skeleton assembly of the automobile sun visor of claim 1, wherein: the stretching assembly (53) comprises a screw rod (53-1), the screw rod (53-1) penetrates through the first electrode base and can rotate relative to the first electrode base, the screw rod (53-1) is in threaded connection with the interiors of the two clamping brackets (51), one side of the base (1) is fixedly connected with a second motor (53-2), and an output shaft of the second motor (53-2) is in transmission connection with the screw rod (53-1) through a transmission assembly (53-3).

3. The welding device for the steel wire skeleton assembly of the automobile sun visor of claim 2, wherein: the transmission assembly (53-3) comprises a driving belt pulley, the driving belt pulley is fixedly connected to the surface of an output shaft of the second motor (53-2) through a coupler, one end of the screw rod (53-1) is fixedly connected with a driven belt pulley through the coupler, and the driving belt pulley is in transmission connection with the surface of the driven belt pulley through a driving belt.

4. The welding device for the steel wire skeleton assembly of the automobile sun visor of claim 1, wherein: the limiting assembly (57) comprises a limiting frame (57-1), the limiting frame (57-1) is fixedly arranged on the surface of the supporting table (2), a limiting groove (57-2) is formed in the surface of the outer side of the limiting frame (57-1), and the push-pull rod (56) is in sliding connection with the inner surface of the limiting groove (57-2).

5. The welding device for the steel wire skeleton assembly of the automobile sun visor of claim 4, wherein: the return assembly (58) comprises a return spring (58-1), a first boss (58-2) is fixedly connected to the inside of the limiting frame (57-1), a second boss (58-3) is fixedly connected to one side of the pushing sliding rod (52), two ends of the return spring (58-1) are respectively sleeved on the surfaces of the first boss (58-2) and the second boss (58-3), and two ends of the return spring (58-1) are respectively fixedly connected with the limiting frame (57-1) and the opposite side of the pushing sliding rod (52).

6. The welding device for the steel wire skeleton assembly of the automobile sun visor of claim 1, wherein: the pushing mechanism (3) comprises a portal frame (31), the portal frame (31) is fixedly arranged at the top of the supporting table (2), one side of the portal frame (31) is fixedly connected with a supporting plate (32), the bottom of the supporting plate (32) is fixedly connected with an air cylinder (33), one end of an inner piston of the air cylinder (33) is fixedly connected with a second electrode base, the inside of the second electrode base is fixedly connected with a second electrode (34), the lower end of the second electrode (34) is fixedly connected with an electrode screw rod, and the electrode screw rod penetrates through the second electrode base and extends outwards.