CN210380638U

CN210380638U - IGBT drive board device of full-automatic welding equipment

Info

Publication number: CN210380638U
Application number: CN201921666069.2U
Authority: CN
Inventors: 胡松明
Original assignee: Shenzhen Zhongwei Cnc Technology Co Ltd
Current assignee: Shenzhen Zhongwei Cnc Technology Co Ltd
Priority date: 2019-09-29
Filing date: 2019-09-29
Publication date: 2020-04-21
Anticipated expiration: 2029-09-29

Abstract

The utility model discloses a full-automatic welding equipment IGBT drive plate device, mainly including roof, epitheca, guide pin bushing, inferior valve, bottom plate, mainboard and wire threading, roof bottom lateral wall epitheca, epitheca front side left part are inlayed and are installed the wire passing cover, roof bottom edge outer wall fixed mounting has the symmetrical upper plug bush that sets up; bottom plate top lateral wall fixed mounting has the inferior valve, the bottom plate top is close to inferior valve inner wall department fixed mounting has the lower plug bush of symmetry setting. The utility model has reasonable structure design, good stabilizing effect, flexible absorption and self-cancellation when generating vibration, and ensured service life; and the drive plate adopts the assembled structure, and it is convenient to disassemble, and the heat dissipation is good, and later stage is overhauld conveniently.

Description

IGBT drive board device of full-automatic welding equipment

Technical Field

The utility model relates to a drive plate specifically is a full-automatic welding equipment IGBT drive plate device.

Background

The electric welding machine is actually a transformer with external characteristics of reduction, 220V and 380V alternating currents are converted into low-voltage direct currents, and the electric welding machine can be generally divided into two types according to the types of output power supplies, wherein one type is an alternating current power supply; one is direct current. The direct current electric welding machine is also a high-power rectifier, and is divided into an anode and a cathode, when alternating current is input, the alternating current is transformed by a transformer, then rectified by the rectifier, and then a power supply with external characteristics is output, the output end can generate huge voltage change when being switched on and switched off, the two electrodes ignite electric arcs when being in instantaneous short circuit, the generated electric arcs are used for melting welding electrodes and welding materials, and the purpose of combining the welding electrodes and the welding materials after cooling is achieved.

The existing driving board is mostly in a machining environment and needs to be dragged, so that vibration is inevitably generated, the welding point position of the main board is loosened, and the service life is influenced; and the drive plate adopts integral type seal structure, and the heat dissipation is bad, disassembles the difficulty, and later stage overhauls inconveniently.

Disclosure of Invention

An object of the utility model is to provide a full-automatic welding equipment IGBT drive plate device to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme:

an IGBT drive board device of full-automatic welding equipment mainly comprises a top board, an upper shell, a guide sleeve, a lower shell, a bottom board, a main board and a wire, wherein the upper shell is embedded in the left part of the front side of the upper shell at the bottom end of the top board; a lower shell is fixedly arranged on the side wall of the top end of the bottom plate, symmetrically arranged lower plug bushes are fixedly arranged on the top end of the bottom plate close to the inner wall of the lower shell, symmetrically arranged guide sleeves are arranged at the edges of the top plate and the bottom plate in a penetrating way, a guide rod is arranged between the two guide sleeves positioned at the same side in a penetrating way, an assembly frame is fixedly arranged in the middle of the guide rod, the outer side of the guide rod is sleeved and installed with a spring at two ends of the assembly frame, the end part of the spring is fixedly connected with the side wall of the guide sleeve, the middle parts of the upper plug bush and the lower plug bush are provided with a wire, the middle part of the wire is provided with a main board in a penetrating way, the left part of the top end of the main board is welded with an IGBT module, the right part of the top end of the main board is welded with a main control module, the bottom end of the main board is fixedly provided with a heat exchange frame, the lower casing front and back lateral wall middle part inlays to establish and installs the end plate, two fixed mounting has the cover of wearing between the end plate, the end plate middle part is seted up with wearing cover complex opening.

As a further aspect of the present invention: and the end part of the guide rod is fixedly provided with a sliding head, and the outer wall of the sliding head is in sliding contact with the inner wall of the guide sleeve.

As a further aspect of the present invention: the end part of the guide sleeve is provided with a through hole, the outer wall of the edge of the guide sleeve is fixedly provided with a baffle ring, and the outer side of the guide sleeve is screwed with a nut.

As a further aspect of the present invention: and the outer side of the wire penetrating is positioned between the main board, the upper plug bush and the lower plug bush, and is sleeved with a rubber ring.

As a further aspect of the present invention: the main board is electrically connected with the IGBT module and the main control module respectively, and the main board is electrically connected with an external power supply.

Compared with the prior art, the beneficial effects of the utility model are that:

the utility model has reasonable structure design, good stabilizing effect, flexible absorption and self-cancellation when generating vibration, and ensured service life; and the drive plate adopts the assembled structure, and it is convenient to disassemble, and the heat dissipation is good, and later stage is overhauld conveniently.

Drawings

Fig. 1 is a schematic structural diagram of an IGBT driving board device of a full-automatic welding apparatus.

Fig. 2 is a schematic structural diagram of the interior of an IGBT driver board device of the full-automatic welding apparatus.

Fig. 3 is a schematic cross-sectional view of the left portion of an IGBT driver board device of the full-automatic welding apparatus.

Fig. 4 is a schematic structural diagram of a top view angle between an end plate and a penetrating sleeve in an IGBT drive plate device of the full-automatic welding equipment.

In the figure: the device comprises a top plate 1, an upper shell 2, an upper inserting sleeve 3, a nut 4, a guide sleeve 5, a lower inserting sleeve 6, a rubber ring 7, an end plate 8, a heat exchange frame 9, a lower shell 10, a bottom plate 11, a spring 12, a guide rod 13, a sliding head 14, an assembling frame 15, an IGBT module 16, a main board 17, a main control module 18, a wire passing sleeve 19, a through hole 20, a baffle ring 21, a penetrating sleeve 22 and a penetrating wire 23.

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. 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.

In the description of the present invention, it is to be understood that the terms "center", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are merely for convenience of description and for simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

In the description of the present invention, it should be noted that unless otherwise explicitly stated or limited, the terms "mounted," "connected" and "disposed" are to be construed broadly, and may for example be fixedly connected, disposed, detachably connected, disposed, or integrally connected and disposed. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Referring to fig. 1 to 4, in an embodiment of the present invention, a full-automatic welding equipment IGBT driver board device mainly includes a top plate 1, an upper shell 2, a guide sleeve 5, a lower shell 10, a bottom plate 11, a main board 17, and a wire 23, wherein the upper shell 2 is embedded on a side wall at the bottom end of the top plate 1, a wire passing sleeve 19 is installed on a left portion of a front side of the upper shell 2, and upper plug bushes 3 symmetrically arranged are fixedly installed on an outer wall at an edge at the bottom end of the top plate 1; the side wall of the top end of the bottom plate 11 is fixedly provided with a lower shell 10, the top end of the bottom plate 11 is fixedly provided with lower plug bushes 6 which are symmetrically arranged near the inner wall of the lower shell 10, the edges of the top plate 1 and the bottom plate 11 are provided with guide sleeves 5 which are symmetrically arranged in a penetrating manner, a guide rod 13 is arranged between the two guide sleeves 5 which are positioned at the same side in a penetrating manner, an assembly frame 15 is fixedly arranged in the middle of the guide rod 13, the outer side of the guide rod 13 is positioned at two ends of the assembly frame 15 and is sleeved with a spring 12, the end part of the spring 12 is fixedly connected with the side wall of the guide sleeve 5, the middle parts of the upper plug bush 3 and the lower plug bush 6 are provided with a wire penetrating 23 in a penetrating manner, a main plate 17 is arranged in the middle part of the wire penetrating 23, the left part of the top end, a penetrating sleeve 22 is fixedly installed between the two end plates 8, and an opening matched with the penetrating sleeve 22 is formed in the middle of each end plate 8.

The end part of the guide rod 13 is fixedly provided with a sliding head 14, and the outer wall of the sliding head 14 is in sliding contact with the inner wall of the guide sleeve 5.

The end part of the guide sleeve 5 is provided with a through hole 20, the outer wall of the edge of the guide sleeve 5 is fixedly provided with a baffle ring 21, and the outer side of the guide sleeve 5 is screwed with a nut 4.

And the outer side of the wire 23 is positioned between the main board 17, the upper plug bush 3 and the lower plug bush 6, and is sleeved with a rubber ring 7.

The main board 17 is electrically connected with the IGBT module 16 and the main control module 18, respectively, and the main board 17 is electrically connected with an external power supply.

The utility model discloses a theory of operation is:

the utility model relates to a full-automatic welding equipment IGBT drive plate device, in use, the equipment is electrically connected with external electric welding equipment through a wire harness, intermediate frequency current is provided for the equipment, a frequency conversion circuit, an overcurrent protection circuit and an overheat detection circuit are arranged inside an IGBT module 16 and a main control module 18, the main control module 18 adopts a special electric welding control chip to carry out frequency conversion control, overcurrent protection and overheat protection, in use, an assembly frame 15 is fixed on an external welding machine shell through a bolt, when the welding machine is dragged, vibration can be flexibly absorbed through a spring 12, and when a sliding head 14 moves up and down in a guide sleeve 5, air in the guide sleeve 5 can pass in and out through a through hole 20, when the air passes through the through hole 20, because air pressure difference generates force for blocking the movement of the sliding head 14, the damping effect is achieved by matching with friction resistance, and a threading wire 23 is adopted for penetration and, when the wire 23 is detached, the equipment can be rapidly disassembled, the internal structure is exposed for maintenance and replacement, the penetrating sleeve 22 is tightly contacted with the heat exchange frame 9, the heat exchange frame 9 is made of super heat conduction material, the heat of the main board 17 is rapidly absorbed by the heat exchange frame 9, the lower part of the heat exchange frame 9 is tightly contacted with the outer wall of the penetrating sleeve 22, external air can blow through the penetrating sleeve 22 to take away the heat, the internal part is cooled, the driving plate has a good stabilizing effect, and when vibration is generated, the external air can be flexibly absorbed and automatically counteracted, so that the service life is ensured; and the drive plate adopts the assembled structure, and it is convenient to disassemble, and the heat dissipation is good, and later stage is overhauld conveniently.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims

1. A full-automatic welding equipment IGBT drive plate device mainly comprises a top plate (1), an upper shell (2), a guide sleeve (5), a lower shell (10), a bottom plate (11), a main plate (17) and a wire threading (23), and is characterized in that the upper shell (2) is arranged on the side wall of the bottom end of the top plate (1), a wire threading sleeve (19) is embedded and installed on the left part of the front side of the upper shell (2), and upper plug bushes (3) which are symmetrically arranged are fixedly installed on the outer wall of the edge of the bottom end of the top plate (1); the bottom plate (11) top side wall is fixedly provided with a lower shell (10), the top end of the bottom plate (11) is close to the inner wall of the lower shell (10) and is fixedly provided with lower plug bushes (6) which are symmetrically arranged, the edges of the top plate (1) and the bottom plate (11) are provided with guide sleeves (5) which are symmetrically arranged in a penetrating manner, two guide sleeves (5) which are positioned at the same side are provided with guide rods (13) in a penetrating manner, the middle parts of the guide rods (13) are fixedly provided with assembly frames (15), the outer sides of the guide rods (13) are positioned at the two ends of the assembly frames (15) and are sleeved with springs (12), the end parts of the springs (12) are fixedly connected with the side walls of the guide sleeves (5), the middle parts of the upper plug bushes (3) and the lower plug bushes (6) are provided with through wires (23), the middle parts of the wires (23) are provided with a main board, mainboard (17) bottom fixed mounting has heat transfer frame (9), lateral wall middle part inlays around inferior valve (10) and establishes and installs end plate (8), two fixed mounting wears cover (22) between end plate (8), end plate (8) middle part seted up with wear cover (22) complex opening.

2. The IGBT drive plate device of the full-automatic welding equipment according to claim 1, wherein a sliding head (14) is fixedly installed at the end part of the guide rod (13), and the outer wall of the sliding head (14) is in sliding contact with the inner wall of the guide sleeve (5).

3. The full-automatic welding equipment IGBT drive plate device according to claim 1, characterized in that the end of the guide sleeve (5) is provided with a through hole (20), the outer wall of the edge of the guide sleeve (5) is fixedly provided with a baffle ring (21), and the outer side of the guide sleeve (5) is rotatably provided with a nut (4).

4. The full-automatic welding equipment IGBT drive board device according to claim 1, characterized in that the rubber ring (7) is sleeved and installed between the main board (17), the upper plug bush (3) and the lower plug bush (6) at the outer side of the wire (23).

5. The full automatic welding equipment IGBT drive board device according to claim 1, characterized in that the main board (17) is electrically connected with an IGBT module (16) and a main control module (18), respectively, and the main board (17) is electrically connected with an external power supply.