CN211759338U

CN211759338U - Spot welding machine device for commutator of motor rotor

Info

Publication number: CN211759338U
Application number: CN202020381279.3U
Authority: CN
Inventors: 熊孝君
Original assignee: Chongqing Huiliang Electromechanical Parts Co ltd
Current assignee: Chongqing Huiliang Electromechanical Parts Co ltd
Priority date: 2020-03-24
Filing date: 2020-03-24
Publication date: 2020-10-27
Anticipated expiration: 2030-03-24

Abstract

The utility model discloses a commutator spot welder device of electric motor rotor, including the welding machine device, the lateral wall cover of welding machine device is equipped with the protection casing, one side of protection casing is equipped with the switch door, install smoke abatement mechanism on the protection casing, welding machine device fixedly connected with dead lever, the upper end of dead lever is equipped with the sliding tray, sliding connection has the bracing piece in the sliding tray, be equipped with positioning bolt between bracing piece and the dead lever, the upper end fixedly connected with backup pad of bracing piece, fixture is installed to the upper end of backup pad, smoke abatement mechanism is fixed at the negative-pressure air fan of protection casing upper end including fixed running through, negative-pressure air fan's air inlet end is connected with the connecting pipe. The utility model discloses it is rational in infrastructure, can siphon away the poisonous flue gas that the welding machine device produced through protection casing and negative-pressure air fan, can handle the discharge to poisonous flue gas through the active carbon filter screen, reduce the pollution in workshop and provide the safety guarantee to the staff.

Description

Spot welding machine device for commutator of motor rotor

Technical Field

The utility model relates to a rotor commutator processing technology field especially relates to an electric motor rotor commutator spot welding machine device.

Background

The prior art discloses a spot welder device for a commutator of a motor rotor with application number of CN201520017447.X, which comprises an upper cross beam support, a slide rail, a lower cross beam support, a driving device, a welding box, a welding probe support, a welding probe, a lower welding probe support, a push rod support, a control console, a control panel, a display, a switch button, an emergency stop button, an upper arm support, a hydraulic cylinder push rod, a hydraulic cylinder and a sliding device, wherein the slide rail is arranged between the upper cross beam support and the lower cross beam support, the driving device is arranged on the slide rail, one end of the welding box is arranged on the driving device, the other end of the welding box is arranged on the welding probe support, the welding probe is arranged on the welding probe support, one end of the push rod is connected with the push rod support, and the other end of the push rod is connected with, the lower welding probe is fixed on the lower welding probe support.

The above-mentioned patent weak point lies in, and the welding machine can produce harmful flue gas when carrying out spot welding work, not only can pollute the environment in workshop and cause harm to staff's health, has designed a motor rotor commutator spot welder device for this reason and has solved above problem.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the shortcoming that exists among the prior art, and the electric motor rotor commutator spot welder device that proposes, it can siphon away the poisonous flue gas that the welding machine device produced through protection casing and negative-pressure air fan, can handle the discharge to poisonous flue gas through the active carbon filter screen, reduces the pollution in workshop and provides the safety guarantee to the staff.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the utility model provides a motor rotor commutator spot welder device, includes the welding machine device, the lateral wall cover of welding machine device is equipped with the protection casing, one side of protection casing is equipped with the switch door, install smoke abatement mechanism on the protection casing, welding machine device fixedly connected with dead lever, the upper end of dead lever is equipped with the sliding tray, sliding connection has the bracing piece in the sliding tray, be equipped with positioning bolt between bracing piece and the dead lever, the upper end fixedly connected with backup pad of bracing piece, fixture is installed to the upper end of backup pad.

Preferably, smoke abatement mechanism is including fixed negative-pressure air fan who runs through and fixing in the protection casing upper end, negative-pressure air fan's air inlet end is connected with the connecting pipe, the other end fixedly connected with smoke suction hood of connecting pipe, the outer wall threaded connection of negative-pressure air fan air-out end has the smoke abatement cover, install the active carbon filter screen on the smoke abatement cover.

Preferably, the negative pressure fan is electrically connected with the welder device.

Preferably, the positioning bolt penetrates through the fixing rod and is in threaded connection with the fixing rod, and the positioning bolt extends into the sliding groove and abuts against the supporting rod.

Preferably, fixture includes two fixed blocks of backup pad upper end, two be equipped with two grip blocks, two between the fixed block equal fixedly connected with telescopic link, two between the fixed block of grip block and homonymy the outside of telescopic link all is equipped with the spring, the both ends of spring respectively with grip block and fixed block fixed connection.

Preferably, two opposite surfaces of the clamping plates are fixedly connected with rubber protection pads.

Compared with the prior art, the utility model, its beneficial effect does:

1. under the action of the spring, the clamping plate can clamp the commutator, so that the stability during spot welding can be ensured, the commutator with different sizes can be clamped, and the applicability is better; the commutator can be protected by the rubber protection pad, and the outer wall of the commutator is prevented from being damaged by the clamping plate.

2. According to actual conditions rebound backup pad and bracing piece, and then realize the upper and lower regulation of commutator, rotate positioning bolt once more and make it offset with the bracing piece, and then realize the location to the bracing piece to the realization is to the regulation of commutator height, satisfies the actual demand when using, and the practicality is better.

3. The negative pressure fan works to enable the smoke suction hood to generate negative pressure, so that toxic smoke generated by spot welding can be sucked away and discharged through the smoke removing hood and the activated carbon filter screen, the toxic smoke can be purified and filtered through the activated carbon filter screen, and therefore pollution of the toxic gas to a workshop is reduced, and a good working space is provided for workers.

To sum up, the utility model discloses rational in infrastructure can siphon away the poisonous flue gas that the welding machine device produced through protection casing and negative-pressure air fan, can handle the discharge to poisonous flue gas through the active carbon filter screen, reduces the pollution in workshop and provides the safety guarantee to the staff.

Drawings

Fig. 1 is a cross-sectional view of a spot welding machine device for a commutator of a motor rotor according to the present invention;

fig. 2 is a schematic connection diagram of a part mechanism in a spot welding machine device for a commutator of a motor rotor provided by the utility model;

fig. 3 is a schematic structural view of an activated carbon filter screen in a spot welding machine device for a commutator of a motor rotor provided by the utility model;

fig. 4 is the utility model provides a fixture's in electric motor rotor commutator spot welding machine device schematic structure view.

In the figure: 1 welding machine device, 2 protection casings, 3 switch doors, 4 negative-pressure air blowers, 5 connecting pipes, 6 smoke suction hoods, 7 activated carbon filter screens, 8 smoke removal hoods, 9 fixed rods, 10 sliding grooves, 11 supporting rods, 12 positioning bolts, 13 supporting plates, 14 fixed blocks, 15 clamping plates, 16 rubber protection pads, 17 springs and 18 telescopic rods.

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.

Referring to fig. 1-4, a spot welder device for a commutator of a motor rotor comprises a welder device 1, wherein the welder device 1 has the working principle: push rod one end is supported with the push rod and is connected, the push rod other end is supported with welding probe down and is connected, welding probe is fixed under on the welding probe supports down, slider is last to install the entablature support, slide rail and bottom end rail support, the slide rail is installed between entablature support and bottom end rail support, install drive arrangement on the slide rail, welding case one end is installed on drive arrangement, the welding case other end is installed on the welding probe supports, welding probe installs on the welding probe supports, will need to be put under on welding probe by welded motor rotor commutator, through the display control pneumatic cylinder on the control panel, make the pneumatic cylinder push rod promote slider and slide downwards, thereby make the slide rail drive arrangement slide downwards, make welding probe and commutator contact, thereby accomplish the spot welding, this is prior art.

The side wall of the welding machine device 1 is covered with a protective cover 2, and the protective cover 2 is fixedly connected with the control console and the upper arm support and forms a sealed space with the upper arm support; one side of protection casing 2 is equipped with switch door 3, and articulated connection and junction are equipped with sealed the pad between switch door 3 and the protection casing 2 to increase the leakproofness between the two, prevent that harmful gas from spilling.

The smoke removing mechanism is arranged on the protective cover 2 and comprises a negative pressure fan 4 fixedly penetrating and fixed at the upper end of the protective cover 2, the air inlet end of the negative pressure fan 4 is connected with a connecting pipe 5, the other end of the connecting pipe 5 is fixedly connected with a smoke absorbing cover 6, the outer wall of the air outlet end of the negative pressure fan 4 is in threaded connection with a smoke removing cover 8, an active carbon filter screen 7 is arranged on the smoke removing cover 8, and the negative pressure fan 4 is electrically connected with the welding machine device 1; the connecting pipe 5 is a hose, the smoke suction hood 6 is fixedly connected with the welding box, and then can move along with the movement of the welding box, can tightly follow the welding head, and can effectively suck away toxic smoke generated during welding.

The welding machine device 1 is fixedly connected with a fixed rod 9, and the fixed rod 9 is fixed on a control console; the upper end of dead lever 9 is equipped with sliding tray 10, and sliding tray 10 sliding connection has bracing piece 11, is equipped with positioning bolt 12 between bracing piece 11 and the dead lever 9, and positioning bolt 12 runs through dead lever 9 and rather than threaded connection, and positioning bolt 12 extends to in the sliding tray 10 and offsets with bracing piece 11, can fix a position bracing piece 11 after the removal through positioning bolt 12, guarantees that it is difficult for removing.

The upper end fixedly connected with backup pad 13 of bracing piece 11, fixture is installed to the upper end of backup pad 13, fixture includes two fixed blocks 14 of backup pad 13 upper end, be equipped with two grip blocks 15 between two fixed blocks 14, equal fixedly connected with telescopic link 18 between the fixed block 14 of two grip blocks 15 and homonymy, the outside of two telescopic links 18 all is overlapped and is equipped with spring 17, spring 17's both ends respectively with grip block 15 and fixed block 14 fixed connection, the equal fixedly connected with rubber protection pad 16 of the one side that two grip blocks 15 are relative, can protect the commutator through rubber protection pad 16.

In the utility model, when the welding machine device 1 performs spot welding on the commutator, a worker opens the switch door 3, manually moves the two clamping plates 15 back to back, then places the commutator on the supporting plate 13 and loosens the two clamping plates 15; under the action of the spring 17, the clamping plate 15 resets and clamps the commutator, so that the stability during spot welding can be ensured, the commutator can be protected through the rubber protection pad 16, and the outer wall of the commutator is prevented from being damaged by the clamping plate 15; if the height of commutator and bonding tool when not mismatching, the staff can manually rotate positioning bolt 12 and make it not hard up, then according to actual conditions rebound backup pad 13 and bracing piece 11, and then realize the upper and lower regulation of commutator, after the regulation, the staff rotates positioning bolt 12 once more and makes it offset with bracing piece 11, and then realizes the location to bracing piece 11 to the realization is to the regulation of commutator height, satisfies the actual demand when using.

Then, the worker closes the switch door 3 and starts the welding machine device 1, and the negative pressure fan 4 is electrified to work when the welding machine device 1 works; welding machine device 1 is worked as and is carried out spot welding to the commutator, and 4 work of negative pressure fan make 6 departments of smoke suction hood produce the negative pressure, and then can suck away the poisonous flue gas that spot welding work produced and discharge through removing petticoat pipe 8 and active carbon filter screen 7, can purify the poisonous flue gas through active carbon filter screen 7 and filter to reduce the pollution of poisonous gas to the workshop, provide good working space for the staff.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The utility model provides a motor rotor commutator spot welder device, includes welding machine device (1), its characterized in that, the lateral wall cover of welding machine device (1) is equipped with protection casing (2), one side of protection casing (2) is equipped with switch door (3), install smoke abatement mechanism on protection casing (2), welding machine device (1) fixedly connected with dead lever (9), the upper end of dead lever (9) is equipped with sliding tray (10), sliding tray (10) sliding connection has bracing piece (11), be equipped with positioning bolt (12) between bracing piece (11) and dead lever (9), the upper end fixedly connected with backup pad (13) of bracing piece (11), fixture is installed to the upper end of backup pad (13).

2. The spot welder device for the commutator of the motor rotor as claimed in claim 1, wherein the smoke removing mechanism comprises a negative pressure fan (4) fixedly fixed on the upper end of the protective cover (2) in a penetrating manner, the air inlet end of the negative pressure fan (4) is connected with a connecting pipe (5), the other end of the connecting pipe (5) is fixedly connected with a smoke suction hood (6), the outer wall of the air outlet end of the negative pressure fan (4) is in threaded connection with a smoke removing hood (8), and an active carbon filter screen (7) is installed on the smoke removing hood (8).

3. A spot welder device for a commutator of an electric motor rotor according to claim 2, characterized in that the negative pressure fan (4) is electrically connected to the welder device (1).

4. A spot welder device for commutator bars of motor rotors according to claim 1, characterized in that said positioning bolts (12) penetrate through the fixing bars (9) and are in threaded connection with them, said positioning bolts (12) extending into the sliding grooves (10) and abutting against the supporting bars (11).

5. The spot welder device for the commutator of the motor rotor as claimed in claim 1, wherein the clamping mechanism comprises two fixed blocks (14) at the upper end of the supporting plate (13), two clamping plates (15) are arranged between the two fixed blocks (14), telescopic rods (18) are fixedly connected between the two clamping plates (15) and the fixed blocks (14) at the same side, springs (17) are sleeved on the outer sides of the two telescopic rods (18), and two ends of each spring (17) are respectively and fixedly connected with the clamping plates (15) and the fixed blocks (14).

6. A spot welder device for commutator bars of motor rotors according to claim 5, characterized in that the opposite side of the two clamping plates (15) is fixedly connected with a rubber protection pad (16).