CN218657256U

CN218657256U - Automatic welding tool equipment

Info

Publication number: CN218657256U
Application number: CN202222321021.6U
Authority: CN
Inventors: 胡敏
Original assignee: Zhejiang Xier Technology Co Ltd
Current assignee: Zhejiang Xier Technology Co Ltd
Priority date: 2022-09-01
Filing date: 2022-09-01
Publication date: 2023-03-21
Anticipated expiration: 2032-09-01

Abstract

The utility model discloses an automatic welding tool equipment, which comprises an air cylinder, a top plate, a top head, a screw rod, a nut, a base, a support rod and a bottom plate, wherein the two ends of the screw rod are respectively connected with the top plate and the bottom plate and are fixed through the nut, a piston rod of the air cylinder on the top plate passes through the top plate and is fixed with the top head, the support rod arranged on the bottom plate passes through a center hole of the base, and the upper surface of the base is provided with a holding tank for placing a vacuum cup; the lower surface of the top is provided with a groove for limiting the cup opening of the vacuum cup, and the groove, the central hole and the accommodating groove are positioned on the same axis; the support rod and the base are respectively connected with the positive pole and the negative pole of the power supply. The positive and negative poles of the power supply are arranged at the bottom of the vacuum cup, the power supply is switched on to ignite and form high temperature and high heat when the welding point welding gasket is contacted with the bottom of the vacuum cup, the spot welding wafer is welded with a welding point of the cup bottom in the moment, only the bottom of the cup body or local contact current does not penetrate through the whole cup body when the cup body is ignited by instant discharge, the vacuum cup body is effectively protected, and the welding yield is improved.

Description

Automatic welding tool equipment

Technical Field

The utility model belongs to the technical field of the manufacture equipment, concretely relates to automatic welding tool equipment.

Background

The vacuum cup is a cup with an inner layer and an outer layer, wherein the two layers need to be vacuumized through a vacuum cavity at the bottom of the cup, and the vacuum layer is used for heat preservation. The sealing material for sealing the vacuum cavity is covered by the welding gasket at the bottom of the cup, so that the aesthetic feeling is improved. The spot welding gasket is welded and fixed with the bottom of the cup, and the spot welding gasket is mainly welded and fixed with the bottom of the cup by an energy storage type spot welding machine.

Traditional energy storage formula spot welder, the welding needs the machine circular telegram, utilize high tension current to form the short circuit and strike sparks the back and weld, the rim of a cup of thermos cup during the installation, the bottom of a cup contacts the positive and negative two poles of the earth of power respectively, therefore the thermos cup is whole all contacts the power, in case circular telegram instantaneous current can pass through whole cup, the heat that the welding produced in the twinkling of an eye very easily leads to the cup to generate heat or the cup is directly punctured to the electric current, lead to the cup to send out boiling hot, make the cup not vacuum, probably cause the welding waste product, manufacturing cost is relatively high.

SUMMERY OF THE UTILITY MODEL

The utility model aims at prior art's defect, an automatic welding tool equipment is provided, positive negative pole of power all sets up in the thermos cup bottom, welding point soldering pad piece and the contact of thermos cup bottom positive negative pole switch-on often strike sparks and form high temperature high heat, make spot welding disk and cup bottom solder joint welding in the twinkling of an eye, only cup bottom or local contact current can not run through whole cup body when discharging in the twinkling of an eye and strike sparks, effectively protected the vacuum cup, avoid causing too big injury to the vacuum cup, improved the welding yields.

In order to realize the above purpose, the utility model adopts the following technical scheme: an automatic welding tool device comprises an air cylinder, a top plate, a top head, a screw rod, a nut, a base, a supporting rod and a bottom plate, wherein two ends of the screw rod are respectively connected with the top plate and the bottom plate and are fixed through the nut; the lower surface of the top is provided with a groove for limiting the cup opening of the vacuum cup, and the groove, the central hole and the accommodating groove are positioned on the same axis; the support rod and the base are respectively connected with the positive pole and the negative pole of the power supply.

Furthermore, when the supporting rod is embedded into the central hole of the base, the upper end surface of the supporting rod is lower than that of the central hole.

Furthermore, the upper end face of the central hole is in chamfer transition with the hole wall.

Furthermore, the upper end surface and the side wall of the supporting rod are in chamfer transition.

The bottom plate is provided with a plurality of spring columns around the support rod, the springs are arranged on the spring columns, and the height of the springs in an uncompressed state is larger than that of the spring columns; the lower surface of the base is provided with a plurality of spring positioning holes, and the springs correspond to the spring positioning holes one to one.

Furthermore, the bottom plate corresponding to the spring post is provided with an annular groove, and the spring is sleeved on the spring post, and the lower end of the spring is positioned in the annular groove.

Further, the diameter of the spring post is smaller than the diameter of the support rod.

Furthermore, the height of the spring column is smaller than that of the supporting rod.

Further, the supporting rod comprises a head part and a rod part, and the diameter of the head part is larger than that of the rod part; the bottom plate is provided with a longitudinal through hole with a wide lower part and a narrow upper part, the supporting rod is upwards arranged in the longitudinal through hole, the head part of the supporting rod is flush with the lower surface of the bottom plate, and the rod part of the supporting rod penetrates through the longitudinal through hole and upwards extends out.

Further, the lateral wall of holding tank adopts the arcwall face.

Furthermore, the air inlet pipe and the air outlet pipe of the air cylinder are distributed along different heights of the telescopic direction of the piston rod.

Furthermore, the supporting rod is arranged in the center of the bottom plate, and the two screw rods are symmetrically distributed on two sides of the supporting rod.

Adopt the technical scheme of the utility model, the beneficial effects of the utility model are that: the air cylinder is matched with the supporting rod to fix the vacuum cup and the spot welding gasket, only the bottom of the vacuum cup is charged, the positive power supply and the negative power supply are switched on to strike fire and form high-temperature and high-heat moment to enable the spot welding gasket to be fused with a welding spot at the bottom of the vacuum cup, and the spot welding gasket is firmly welded with the cup body under the action of continuous air cylinder pressure; the switch is released, and the top moves upwards along with the inner rod of the cylinder and returns to the original position; the vacuum cup welding operation can be carried out in batch by reciprocating in this way; the welding tool has the advantages of ingenious and simple structure, low cost and convenient operation, greatly reduces the technical requirements on manual welding while improving the qualification rate and the yield, effectively shortens the production period of products, and improves the productivity and the efficiency of welding production; only the bottom of the cup body is in contact with the power supply, so that the cup body cannot penetrate through the whole cup body during instantaneous discharge and ignition, the vacuum cup body of the vacuum cup is effectively protected, and the welding yield is improved.

Drawings

FIG. 1 is a perspective view of an automatic welding tooling apparatus;

FIG. 2 is a disassembled state diagram of an automatic welding tooling device;

FIG. 3 is a sectional view showing an unfixed state of an insulating cup in an automatic welding tool apparatus;

fig. 4 is a sectional view showing a state where an insulating cup is fixed in an automatic welding tool apparatus.

In the figure: 1 cylinder, 2 roof, 3 top, 31 recess, 4 screw rods, 5 nuts, 6 nuts, 7 bases, 71 center holes, 72 holding grooves, 73 spring locating holes, 8 supporting rods, 9 bottom plates, 91 annular grooves, 92 longitudinal through holes, 10 heat preservation cups, 11 spot welding gaskets, 12 springs, 13 negative pole power supplies, 14 positive pole power supplies, 15 air inlet pipes, 16 muffler pipes and 17 spring posts.

Detailed Description

The technical solutions of the present invention are further described and illustrated below by specific embodiments, so that the present invention is more clear and understood. Other advantages and effects of the present invention will be readily apparent to those skilled in the art from the disclosure herein. The present invention can also be implemented or applied in other different specific embodiments, and various details in the present specification can be modified or changed based on different viewpoints and applications without departing from the spirit of the present invention. It should be noted that the features in the following embodiments and examples may be combined with each other without conflict.

As shown in fig. 1-4, the present embodiment relates to an automatic welding tooling device, which includes a cylinder 1, a top plate 2, a plug 3, a screw rod 4, a nut 6, a base 7, a support rod 8 and a bottom plate 9, wherein two ends of the screw rod 4 are respectively connected to the top plate 2 and the bottom plate 9 and are fixed by the nut 6. The cylinder 1 is arranged on the top plate 2, a piston rod of the cylinder 1 penetrates through a through hole in the top plate 2 to be fixed with the top head 3, the supporting rod 8 arranged on the bottom plate 9 penetrates through a central hole 71 of the base 7, and an accommodating groove 72 for accommodating the vacuum cup 9 is formed in the upper surface of the base 7; the lower surface of the top 3 is provided with a groove 31 for limiting the cup opening of the vacuum cup, and the groove 31, the central hole 71 and the accommodating groove 72 are positioned on the same axis; the support rod 8 and the base 7 are respectively connected with a power supply anode 14 and a power supply cathode 13.

When the support rod 8 is inserted into the central hole 71 of the base 7, the upper end surface of the support rod 8 is lower than the upper end surface of the central hole 71.

And the upper end surface of the central hole 7 is in chamfer transition with the hole wall.

And the upper end surface and the side wall of the support rod 8 are in chamfer transition.

The spring support is characterized by further comprising a plurality of springs 12, a plurality of spring columns 17 are arranged on the bottom plate 9 around the support rod, the springs 12 are arranged on the spring columns 17, and the height of each spring 12 in an uncompressed state is larger than that of each spring column 17; the lower surface of the base 7 is provided with a plurality of spring positioning holes 73, and the plurality of springs 12 correspond to the plurality of spring positioning holes 73 one by one. The spring 12 of the present embodiment may be provided singly or in plurality, and the number of the spring posts 17 corresponds to the number of the springs 12.

The bottom plate 9 corresponding to the spring column 17 is provided with an annular groove 91, and the spring is sleeved on the spring column and the lower end of the spring is positioned in the annular groove.

The diameter of the spring post is smaller than the diameter of the support rod.

The height of the spring column is smaller than that of the supporting rod.

The supporting rod 8 comprises a head part and a rod part, and the diameter of the head part is larger than that of the rod part; the bottom plate 9 is provided with a longitudinal through hole 92 with a wide lower part and a narrow upper part, the support rod 8 is upwards arranged in the longitudinal through hole 92, the lower surface of the head part is flush with the lower surface of the bottom plate 9, the rod part penetrates through the longitudinal through hole 92 and extends upwards to the central hole 71 of the base 7, and the top surface of the rod part is used for placing a spot welding gasket 11.

The positive power supply electrode 14 of this embodiment is provided at the lower end of the side wall of the shaft portion of the support rod 8, and the negative power supply electrode 13 is preferably provided on the side wall of the base 7.

The side wall of the accommodating groove 72 is an arc-shaped surface.

The air inlet pipe 15 and the air outlet pipe 16 of the air cylinder 1 are distributed along different heights of the telescopic direction of the piston rod.

The support rod 8 is arranged at the center of the bottom plate 9, and the two screw rods 4 are symmetrically distributed on two sides of the support rod 8. Screw holes are respectively formed in the top plate 2 and the bottom plate 9 and used for installing the screw rods 4.

The vacuum cup 10 is placed in the receiving groove 72 of the base 7 and the spot welding gasket 11 is placed on top of the support bar 8 in the central hole 71 of the base 7. During welding, the support rod 8 and the base 7 are connected with a power supply, the cylinder 1 is connected with compressed gas, and the spot welding gasket 11 is flatly placed on the top plane of the support rod 8 and is lower than the upper surface of the central hole 71 (namely the bottom surface of the accommodating groove 72), so that the spot welding gasket 11 cannot deviate left and right; starting a switch to enable the cylinder to start working, enabling an expansion link of the cylinder 1 to extend downwards to drive the top 3 to move downwards along with the cylinder to press the upper end of the vacuum cup 10, enabling the vacuum cup 10 to press the base 6 at the bottom of the vacuum cup and the spring 12 to move downwards together, enabling the positive power supply and the negative power supply to be switched on and ignited and form high temperature and high heat when the spot welding gasket 11 placed in the central hole 71 of the base 7 is in contact with the bottom of the vacuum cup 10, enabling the spot welding gasket 11 to be fused with a welding spot at the bottom of the cup instantly, and enabling the spot welding gasket 11 to be firmly welded with the bottom of the vacuum cup under the action of continuous cylinder pressure; and (3) closing the switch, moving the top head 3 upwards along with the piston rod of the air cylinder 1 and returning to the original position close to the top plate 2, and at the moment, taking out the vacuum cup 10 and completing welding. Thus, the welding operation can be carried out in batches.

It should be noted that the drawings provided in the above embodiments are only for illustrating the basic idea of the present invention in a schematic manner, and the components related to the present invention are only shown in the drawings rather than drawn according to the number, shape and size of the components in actual implementation, and the form, quantity and proportion of each component in actual implementation may be changed at will, and the layout of the components may be more complicated.

The foregoing is only a preferred embodiment of the present invention and the technical principles applied thereto. It will be understood by those skilled in the art that the present invention is not limited to the particular embodiments described herein, but is capable of various obvious modifications, rearrangements and substitutions as will now become apparent to those skilled in the art without departing from the scope of the invention. Therefore, although the present invention has been described in more detail through the above embodiments. The present invention can also include other equivalent embodiments, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present disclosure should be included in the protection scope of the present disclosure.

Claims

1. An automatic welding tool device is characterized by comprising an air cylinder, a top plate, a top head, a screw rod, a nut, a base, a supporting rod and a bottom plate, wherein two ends of the screw rod are respectively connected with the top plate and the bottom plate and are fixed through the nut;

the lower surface of the top is provided with a groove for limiting the cup opening of the vacuum cup, and the groove, the central hole and the accommodating groove are positioned on the same axis; the support rod and the base are respectively connected with the positive pole and the negative pole of the power supply.

2. The automatic welding tooling equipment of claim 1, wherein when the support rod is embedded into the central hole of the base, the upper end surface of the support rod is lower than the upper end surface of the central hole.

3. The automatic welding tooling equipment of claim 2, wherein the upper end surface of the central hole is in chamfer transition with the hole wall;

or the upper end surface and the side wall of the support rod are in chamfer transition.

4. The automatic welding tooling equipment of claim 1, further comprising a plurality of springs, wherein a plurality of spring posts are arranged on the bottom plate around the support rod, the springs are arranged on the spring posts, and the height of the springs in an uncompressed state is greater than that of the spring posts;

the lower surface of the base is provided with a plurality of spring positioning holes, and the springs correspond to the spring positioning holes one to one.

5. The automatic welding tooling equipment of claim 4, wherein the bottom plate corresponding to the spring post is provided with an annular groove, and the spring is sleeved on the spring post and the lower end of the spring is positioned in the annular groove.

6. The automatic welding tooling equipment of claim 4, wherein the diameter of the spring post is smaller than the diameter of the support rod.

7. The automatic welding tooling equipment of claim 4, wherein the height of the spring column is smaller than that of the support rod.

8. The automatic welding tooling equipment of claim 1, wherein the support rod comprises a head part and a rod part, and the diameter of the head part is larger than that of the rod part;

the bottom plate is provided with a longitudinal through hole with a wide lower part and a narrow upper part, the supporting rod is upwards arranged in the longitudinal through hole, the head part of the supporting rod is flush with the lower surface of the bottom plate, and the rod part of the supporting rod penetrates through the longitudinal through hole and upwards extends out.

9. The automatic welding tooling equipment of claim 1, wherein the side wall of the accommodating groove is an arc-shaped surface.

10. The automatic welding tooling equipment of claim 1, wherein the air inlet pipe and the air outlet pipe of the air cylinder are distributed at different heights along the telescopic direction of the piston rod;

or the support rod is arranged in the center of the bottom plate, and the two screw rods are symmetrically distributed on two sides of the support rod.