CN2372087Y

CN2372087Y - Side-skinned automatic spot-welding equipment

Info

Publication number: CN2372087Y
Application number: CN 99223734
Authority: CN
Inventors: 尹作正; 胡益群; 王曦伟; 孙立俭
Original assignee: Aotuo Tech Co Ltd Dalian
Current assignee: Aotuo Tech Co Ltd Dalian
Priority date: 1999-05-07
Filing date: 1999-05-07
Publication date: 2000-04-05
Anticipated expiration: 2009-05-07

Abstract

The utility model relates to automatic spot-welding equipment for lateral covering skin. One spot-welding machine is mainly arranged on two groups of parallel I-steel tracks respectively. Wheels which are connected with a motor, etc. are arranged on a base. A guide post is also arranged on the base. A height adjusting mechanism of the covering skin is composed of the guide post, a guide post pair, a screw nut, a screw rod, and the motor. A lathe bed which is arranged on the mechanism comprises an organism, a water tank, a water pump, a transformer, and an automatic control box. An inner box body of the lathe bed is provided with a telescopic adjusting mechanism which is composed of a motor, a screw rod, a screw nut, and a propelling guide post of a welding head. A width adjusting mechanism of the covering skin is arranged between the propelling guide post of the welding head and an electrode head of spot welding. The automatic spot-welding equipment for lateral covering skin has the advantages of high work efficiency, good welding quality, and stability.

Description

Side skin automatic spot equipment

The utility model relates to a kind of welder.

In the manufacture process of passenger vehicle, need and to be fitted on the body frame through the passenger vehicle side skin of stretch-draw, tensioning.At present domestic production form is that method is welded on covering on the body frame by hand, and its weak point is that production technology backwardness, inefficiency, welding quality are very unstable.

The purpose of this utility model is to provide a kind of side skin automatic spot equipment that can carry out high-quality and efficient welding.

The purpose of this utility model can realize by following measure: a kind of side skin automatic spot equipment, it includes mash welder, it is characterized in that: respectively establish a mash welder on two groups of parallel double i-beam tracks, the base plate of its base is provided with four wheels corresponding with track, the wheel shaft of one of them wheel links to each other with variable transmission mechanism and motor, the base plate middle part is fixed with two vertical guide pillars, guide pillar top is arranged in and is located at the lathe bed outer case guide pillar pair corresponding with it, lathe bed outer case top is provided with two nuts, the vertical screw rod that a correspondence is arranged in each nut, screw rod upper end links to each other with motor on the motor cabinet that is located at two guide pillars upper end, the lathe bed body is provided with water tank, establishing its discharge outlet of water pump on the water tank links to each other with the water inlet pipe of electric welding cartridge, the outlet pipe of electric welding cartridge communicates with water tank, water tank is provided with automatic control box and transformer, be provided with flexible guiding mechanism in the lathe bed internal box, the motor of its band decelerator is fixed on the outer case of lathe bed, the horizontal screw bolt that links to each other with motor passes the internal box wall and is positioned at the internal box chamber, it is meshed with a nut, this nut lower end is fixed on the soldering tip that passes outer case level in the lathe bed and advances on the guide pillar, and its end in a relative side with motor is provided with the spot welding cartridge.Between soldering tip propelling guide pillar and spot welding cartridge, establish the covering width adjusting mechanism, it is fixed on soldering tip and advances the adjustment support upper end on the guide pillar to be fixed with the motor of being with decelerator, coupled vertical screw rod lower end is located in the axis hole of support lower end, this screw rod is reverse each other with centre two sections screw threads of boundary, establish a nut that is meshed with it on every section screw rod, this nut links to each other with the cylinder of spot-wedling electrode.Respectively establish a water tank in the body both sides, these two water tanks are interconnected by conduit.

The utility model mainly includes mash welder and track.Wherein the double i-beam track that is fixed on the ground by securing member is two groups, and they are located at the both sides of car body to be welded abreast.Mash welder can be realized the welding of all lengths vehicle along track travel.A mash welder is set on every group of track, and it mainly includes: base, covering Height Adjustment mechanism, lathe bed, flexible guiding mechanism, covering width adjusting mechanism.Wherein base can be a support body, but preferably casing, casing inner bottom plating are provided with four wheels corresponding with track, and wherein the wheel shaft of a wheel links to each other with variable transmission mechanism, and this variable transmission mechanism links to each other with motor.Be fixed with two vertical guide pillars at the base plate middle part, this guide pillar is the part of covering Height Adjustment mechanism.Its top is arranged in and is located at the lathe bed guide pillar pair corresponding with it, is the lathe bed guiding.This covering Height Adjustment mechanism also includes the motor and the motor cabinet of nut, screw rod, band decelerator.Be provided with two nuts on lathe bed top, the vertical screw rod of a correspondence is arranged in each nut, the screw rod upper end links to each other with motor rotary shaft.Motor is located on the motor cabinet of two guide pillars upper end.When motor rotated, the change of screw rod and lathe bed relative position can make lathe bed move up and down, thereby satisfied the side skin welding needs of different overall height.Above-mentioned lathe bed mainly includes body, water tank, water pump, transformer and automatic control box.Be provided with water tank on body, preferably a water tank is respectively established in both sides, and the water of these two water tanks is interconnected by conduit.Establish water pump on the water tank, its discharge outlet links to each other with the water inlet pipe of electric welding cartridge, makes cooling water from electric welding cartridge process, the heat that produces when taking away spot welding, and the outlet pipe from the electric welding cartridge is discharged in the water tank again, realizes self circulation.On water tank, be provided with the automatic control box and the transformer of this equipment.The body of lathe bed is inside and outside two layer box bodies, is provided with the secondary part of guide pillar, guide pillar, nut and the part screw rod of covering Height Adjustment mechanism in the outer case; Be provided with flexible guiding mechanism in the internal box.Motor, screw rod, nut and soldering tip that it mainly includes the band decelerator advance guide pillar.Wherein the motor with decelerator is fixed on the outer case of lathe bed, and the horizontal screw bolt that links to each other with motor output shaft passes the internal box wall and is positioned at the internal box chamber, and it is meshed with a nut.This nut lower end is fixed on soldering tip and advances on the guide pillar, and it is the horizontal cylinder that passes outer case in the lathe bed that this soldering tip advances guide pillar, and its end in a relative side with motor is provided with the spot welding cartridge.The guiding mechanism that should stretch can be realized the welding adjustment of width of the carbody, and distance bounces back greatly simultaneously, to abdicate passage and the space on the station.Be preferably between soldering tip propelling guide pillar and the spot welding cartridge and establish the covering width adjusting mechanism.It mainly includes: adjust support, band decelerator motor, screw rod, nut and spot-wedling electrode.Wherein be fixed on soldering tip and advance the side opening frame shape on the guide pillar to adjust support, its upper end is fixed with the motor of band decelerator, and the vertical screw rod lower end that links to each other with its output shaft is located in the axis hole of support lower end.This screw rod is reverse each other with centre two sections screw threads of boundary, establishes a nut that is meshed with it on every section screw rod.This nut links to each other with the cylinder of spot-wedling electrode.By motor two spot-wedling electrodes are opened during work or close up to the appropriate location, corresponding with the bottom and upper segment of spot welding covering, and then covering implemented welding.

The utility model has following advantage compared to existing technology: the utility model can be adjusted according to four parameters such as the bodywork height of various different automobile types, width of the carbody, covering width, covering height, carries out indirect welding automatically after reaching the optimum position.This equipment not only welding quality is good, stable, and high efficiency, labour intensity are low.

Drawing is described as follows:

Fig. 1 is that duty of the present utility model is overlooked simplified schematic diagram.

Fig. 2 is that master of the present utility model looks schematic diagram.

Fig. 3 is a schematic side view of the present utility model.

The utility model is described in further detail to utilize the example shown in the accompanying drawing.Duty at side skin automatic spot equipment shown in Figure 1 is overlooked in the simplified schematic diagram, and double i-beam track 1 is two groups, and they are located at the both sides of car body 2 to be welded abreast.A side mash welder 3 is set on every group of track.In the schematic diagram of Fig. 2 and side skin automatic spot equipment shown in Figure 3, side mash welder base cabinet 4 base plates are provided with 4 wheels 5, the wheel shaft of one of them wheel links to each other with variable transmission mechanism, this variable transmission mechanism links to each other with motor 6 on the base, be fixed with two guide pillars 7 at the base middle part, its top is arranged in and is located at the lathe bed 8 guiding pair corresponding with it, is provided with two nuts 9 on lathe bed top, the screw rod 10 that a correspondence is arranged in each nut, its upper end links to each other with motor rotary shaft.Motor 11 is located on the motor cabinet 12 of guide pillar upper end.A water tank 14 is respectively established in body 13 both sides at lathe bed, and they are interconnected by conduit, establish water pump 15 on the water tank, and its discharge outlet links to each other with the water inlet pipe of electric welding cartridge, and the outlet pipe of electric welding cartridge communicates with water tank.Be provided with automatic control box 16 on a water tank, another water tank is provided with transformer 17.The body of lathe bed is inside and outside two layer box bodies, is provided with part guide pillar, guide pillar pair, nut and part screw rod in the outer layer box body; Interior layer box body is provided with flexible guiding mechanism, the motor 18 of its band decelerator is fixed on the outer case of lathe bed, the screw rod 19 that links to each other with motor output shaft passes the internal box wall and is positioned at the internal box chamber, it is meshed with a nut 20, this nut lower end is fixed on soldering tip and advances on the guide pillar 21, it is the cuboid cylinder that passes outer case in the lathe bed that this soldering tip advances guide pillar, its end in a relative side with motor is provided with adjusts support 22, it is fixed on soldering tip and advances the side opening frame shape on the guide pillar to adjust the motor 23 that the support upper end is fixed with the band decelerator, screw rod 24 lower ends that link to each other with its output shaft are located in the axis hole of support lower end, this screw rod is reverse each other with centre two sections screw threads of boundary, establish a nut that is meshed with it 25 on every section screw rod, respectively there is a spacing guide pillar these cuboid nut both sides, and their upper and lower side is separately fixed on the support.Above-mentioned nut links to each other with spot-wedling electrode cylinder 26.

Claims

1, a kind of side skin automatic spot equipment, it includes mash welder, it is characterized in that: respectively establish a mash welder (3) on parallel two groups of double i-beam tracks (1), the base plate of its base (4) is provided with four wheels (5) corresponding with track, the wheel shaft of one of them wheel links to each other with variable transmission mechanism and motor (6), the base plate middle part is fixed with two vertical guide pillars (7), guide pillar top is arranged in and is located at lathe bed (8) the outer case guide pillar pair corresponding with it, lathe bed outer case top is provided with two nuts (9), the vertical screw rod (10) that a correspondence is arranged in each nut, screw rod upper end be located at two guide pillars on motor cabinet (12) on motor (11) link to each other, lathe bed body (13) is provided with water tank (14), establishing its discharge outlet of water pump (15) on the water tank links to each other with the water inlet pipe of electric welding cartridge, the outlet pipe of electric welding cartridge communicates with water tank, water tank is provided with automatic control box (16) and transformer (17), be provided with flexible guiding mechanism in the lathe bed internal box, the motor (18) of its band decelerator is fixed on the outer case of lathe bed, the horizontal screw bolt that links to each other with motor (19) passes the internal box wall and is positioned at the internal box chamber, it is meshed with a nut (20), this nut lower end is fixed on the soldering tip that passes outer case level in the lathe bed and advances on the guide pillar (21), and its end in a relative side with motor is provided with the spot welding cartridge.

2, side skin automatic spot equipment according to claim 1, it is characterized in that: advance between guide pillar and the spot welding cartridge at soldering tip and establish the covering width adjusting mechanism, it is fixed on soldering tip and advances adjustment support (22) upper end on the guide pillar to be fixed with the motor (23) of being with decelerator, coupled vertical screw rod (24) lower end is located in the axis hole of support lower end, this screw rod is reverse each other with centre two sections screw threads of boundary, establish a nut that is meshed with it (25) on every section screw rod, this nut links to each other with the cylinder (26) of spot-wedling electrode.

3, side skin automatic spot equipment according to claim 1 and 2 is characterized in that: respectively establish a water tank in the body both sides, these two water tanks are interconnected by conduit.