CN202438776U

CN202438776U - Fixed supporting base applied to automatic side frame and supporting pedestal welding machine

Info

Publication number: CN202438776U
Application number: CN2011205508820U
Authority: CN
Inventors: 李文瑜; 王明明; 盛士强
Original assignee: TONGLING SHENGWANG RAILWAY MACHINERY MANUFACTURING CO LTD
Current assignee: TONGLING SHENGWANG RAILWAY MACHINERY MANUFACTURING CO LTD
Priority date: 2011-12-26
Filing date: 2011-12-26
Publication date: 2012-09-19
Anticipated expiration: 2021-12-26

Abstract

The utility model relates to a fixed supporting base applied to an automatic side frame and supporting pedestal welding machine. The fixed supporting base comprises a first profiling nut 47 in thread fit with a first profiling lead screw 30 of the automatic side frame and supporting pedestal welding machine; a sliding table 45 fixed with the first profiling nut 47; a second profiling lead screw 44 arranged inside the sliding table 45; and a pin 410 connected coaxially with the second profiling lead screw 44 through a bearing 48 and a pressing sleeve 49, and a handwheel 411 arranged on the pin 410. On the basis of the automatic side frame and supporting pedestal welding machine, the fixed supporting base has another vertical moving mode, thereby making the automatic side frame and supporting pedestal welding machine utilizing the fixed supporting base be adjusted more conveniently, so that welding lines formed by the automatic side frame and supporting pedestal welding machine are relatively good and the welding quality meets the requirements of welding technology files. Compared with conventional fixed supporting bases, the fixed supporting base is advantaged by simple structure, high efficacy, low equipment investment cost, simple and easy-to-learn operation and easily controllable quality.

Description

A kind of hold-down support that is applied to bogie side frame supporting seat automatic welder(welding machine)

Technical field

The utility model relates to a kind of hold-down support that is applied to bogie side frame supporting seat automatic welder(welding machine).

Background technology

Railway freight-car casting bogie is taked three-major-items usually, and promptly bolster adds the composition form of two bogie side frames.Crossbar connects through two fixed supporting seats of each bogie side frame below, is used to guarantee the diamond resistant rigidity and the reliability of vehicle bogie when high-speed cruising.

In the bogie manufacture process, adopt the welding means to be connected between fixed supporting seat and the bogie side frame, weld seam is a horizontal loop line angle type weld seam.General technical process is, with special tooling fixed supporting seat located, and manual spot welding is removed then by welding personnel and implemented welding operation.Existing welding manner has manual welding and welds both automatically; Because the manual welding mode exists inefficiency, welding quality limited by operator's technical merit; Problems such as quality instability; The requirement of incompatibility advanced manufacturing industry development, restriction manufacturing enterprise's overwhelming majority adopts automatic welding manner.

No matter be automatic welding manner or manual welding manner, present welding effect is poor, and its reason is the bonding machine that does not have steering mode preferable.

The utility model content

In view of this, be necessary to provide a kind of preferable hold-down support of welding effect that can make bogie side frame supporting seat automatic welder(welding machine).

The utility model is achieved in that a kind of hold-down support that is applied to bogie side frame supporting seat automatic welder(welding machine), and it comprises first nut 47 of following an example of following an example with first of this bogie side frame supporting seat automatic welder(welding machine) that screw mandrel 30 screws togather; With the first fixing slide unit 45 of nut 47 of following an example; Be arranged on the screw mandrel 44 of following an example of second in the slide unit 45; Through follow an example screw mandrel 44 coaxial pins that are connected 410 and be arranged on the handwheel 411 on the pin 410 of bearing 48, gland 49 and second.

Said hold-down support has increased the move mode on another vertical direction, thereby has made the convenient adjustment of bogie side frame supporting seat automatic welder(welding machine) of application of fixed bearing on the basis of the adjustment skate apparatus of this bogie side frame supporting seat automatic welder(welding machine); Therefore the weld seam of this bogie side frame supporting seat automatic welder(welding machine) formation is better, and welding quality meets the requirement of welding procedure file, compared with prior art; Have simple in structurely, effect is higher, and it is low that equipment drops into expense; Easy simple to operate, quality is easy to advantages such as control.

Description of drawings

Fig. 1 is the structural representation of the bogie side frame supporting seat automatic welder(welding machine) of the hold-down support using the utility model preferred embodiments and provide.

Fig. 2 is the structural representation of one of them location division of the workbench of bogie side frame supporting seat automatic welder(welding machine) among Fig. 1.

Fig. 3 is the left view of location division among Fig. 2.

Fig. 4 is the structural representation of the multi-direction guiding mechanism of bogie side frame supporting seat automatic welder(welding machine) among Fig. 1.

Fig. 5 is the right view of multi-direction guiding mechanism among Fig. 4.

Fig. 6 is the part cross-sectional schematic along hatching line A-A direction of multi-direction guiding mechanism among Fig. 4.

Fig. 7 is the part cross-sectional schematic along hatching line B-B direction of multi-direction guiding mechanism among Fig. 5.

Fig. 8 is the structural representation of the transmission device of following an example of bogie side frame supporting seat automatic welder(welding machine) among Fig. 1.

Fig. 9 is the right view of the transmission device of following an example among Fig. 8.

Figure 10 is the welding gun adjusting device of bogie side frame supporting seat automatic welder(welding machine) among Fig. 1 and the structural representation of torch swinging clamping device.

Figure 11 is the left view of welding gun adjusting device and torch swinging clamping device among Figure 10.

The specific embodiment

For the purpose, technical scheme and the advantage that make the utility model is clearer,, the utility model is further elaborated below in conjunction with accompanying drawing and embodiment.Should be appreciated that specific embodiment described herein only in order to explanation the utility model, and be not used in qualification the utility model.

See also the structural representation of Fig. 1 for the bogie side frame supporting seat automatic welder(welding machine) of the hold-down support using the utility model preferred embodiments and provide.Bogie side frame supporting seat automatic welder(welding machine) comprises that workbench 2, two adopt the V-shape structure distribution on workbench 2, weld to make a concession dolly 3 and be used to control welding and makes a concession the electric control system that dolly 3 operates.

Please combine Fig. 2 and Fig. 3; Workbench 2 comprises stage body 20 and is fixed at least two

location divisions

21,23 on the working face of stage body 20 through screw; One of them location division 21 is provided with stepped horizontal location face 210 and perpendicular positioning face 212; The end of another location division 23 is a horizontal support face 230, horizontal support face 230 apart from the height of stage body 20 less than the height of horizontal location face 210 apart from stage body 20.

Please combine Fig. 4 to Figure 11, welding is made a concession dolly 3 and is comprised adjustment skate apparatus 31, hold-down support 4, follows an example and adjust support 6, the transmission mechanism 7 of following an example, welding gun adjusting device, torch swinging clamping device 10 and welding oscillator 9.Wherein, adjustment skate apparatus 31 constitutes multi-direction guiding mechanism with hold-down support 4, like Fig. 4, Fig. 5, Fig. 6 and shown in Figure 7; The adjustment support 6 of following an example constitutes the transmission device of following an example with the transmission mechanism 7 of following an example, like Fig. 8 and shown in Figure 9.

Adjustment skate apparatus 31 comprises the slide unit base 32 that is fixed on the stage body 20, be arranged on follow an example screw mandrel 30 and through connecing cover 312, first pin 314, connecting plate 315 and first screw mandrel 30 coaxial first motors 316 that are connected of following an example of first on the slide unit base 32.

Hold-down support 4 comprises first nut 47 of following an example of following an example with first that screw mandrel 30 screws togather; With the first fixing slide unit 45 of nut 47 of following an example; Be arranged on the screw mandrel 44 of following an example of second in the slide unit 45; Through follow an example coaxial second pin 410 that is connected of screw mandrel 44 and be arranged on the handwheel 411 on second pin 410 of clutch shaft bearing 48, gland 49 and second.

The adjustment support 6 of following an example comprises the support 61 of following an example, have with second follow an example that screw mandrel 44 screws togather second follow an example nut 62, be fixed on second follow an example slide plate 63 on the nut 62, be fixed on the pillar 64 on the slide plate 63; Wherein, Pillar 64 is provided with first rotary handle 641 and direction of rotation second rotary handle 643 vertical with the direction of rotation of first rotary handle 641; The rotating shaft of first rotary handle 641 is vertically fixed on the support 61 of following an example; The rotating shaft of second rotary handle 643 is vertically fixed on the slide plate 63, also is provided with the plate 610 of following an example of preset track on the support 61 of following an example.First follows an example, and screw mandrel 30 and second follows an example that screw mandrel 44 is positioned on the different level and vertical each other.

The transmission mechanism 7 of following an example comprises cross slide 71, be enclosed within balladeur train 72 on the cross slide 71, be fixed on the pillar 73 of following an example on the balladeur train 72; Wherein, Cross slide 71 is fixed on the support 61 of following an example; Balladeur train 72 offers two chutes 720 that match with the two ends of cross slide 71, and the end of the pillar 73 of following an example engages with preset track on the plate 610 of following an example.

The welding gun adjusting device comprise inner hollow and inwall threaded welding gun adjustment slide plate 8 is set, with the rotating shaft 81 of its threaded engagement, to be positioned at welding gun adjustment slide plate 8 outer and be arranged on handle part 82 and the connecting portion 83 (like Figure 10 and shown in Figure 11) that is fixed on the bending on welding gun adjustment slide plate 8 outer walls of the end of rotating shaft 81.

Torch swinging clamping device 10 is used for clamping welding gun 100; It comprises fixed part 101, clamping part 109, bolt 108, turning cylinder 105, second bearing 106 that is provided with the passageway, and wherein, fixed part 101 is fixed on the connecting portion 83 through screw (not indicating); Clamping part 109 clamps through bolt 108; Clamping part 109 is fixed on the turning cylinder 105, and the turning cylinder 105 and second bearing 106 screw togather, and second bearing 106 is fixed in the passageway of fixed part 101 (like Figure 10 and shown in Figure 11).

Welding oscillator 9 is arranged on the turning cylinder 105, and welding oscillator 9 is equipped with second motor 91 and under the control of this electric control system, drives turning cylinder 105 rotations by second motor 91.In other embodiments, electric control system can not be provided with or not open, and then bogie side frame supporting seat automatic welder(welding machine) need manually carry out welding procedure.The swing principle of welding oscillator 9: the axle of second motor 91 rotates, and---eccentric shaft 92 rotates, and---eccentric end of eccentric shaft 92 is rotated along the axle center in the chute of swing arm 93, and------swinging axle (being turning cylinder 105) trace along about the axle center rotates---10 swings of torch swinging clamping device---, and welding gun 100 is swung in swing arm 93 swings.The swing adjustment: the eccentric amount e that changes eccentric shaft can change the size of torch swinging amount.

The welding implementation process: the bogie side frame (to-be-welded pieces) that point welds fixed supporting seat with drawing strickle guide side and the medial surface location that has processed, falls to be placed on workbench 2 fixed positions on workbench 2; Under the control of electric control system, vertically drive first motor 316; Driving first screw mandrel 30 of following an example rotates; And first nut 47 of following an example below slide unit 45; Driving slide unit 45 is dodged the position by the bogie side frame dress and is moved to welding job position (welding wire opens welding position and puts), and fine setting welding gun 100 makes the center of welding wire to angle welding; Drive feeler mechanism 7 and torch swinging clamping device 10 runs to the welding final position fast by the screw mandrel of following an example, the error at comparison welding wire relative angle weld seam center is got back to start position after doing fine setting again; Under the control of electric control system, begin welding; Under the control of electric control system, weld and stop, and vertically slide unit is retreated, feeler mechanism 7 is got back to original position simultaneously, and work finishes.

The weld seam that said bogie side frame supporting seat automatic welder(welding machine) forms is better, and welding quality meets the requirement of welding procedure file, compared with prior art, has simple in structurely, and effect is higher, and it is low that equipment drops into expense, easy simple to operate, and quality is easy to advantages such as control.

The above is merely the preferred embodiment of the utility model; Not in order to restriction the utility model; Any modification of being done within all spirit and principles at the utility model, be equal to replacement and improvement etc., all should be included within the protection domain of the utility model.

Claims

1. a hold-down support that is applied to bogie side frame supporting seat automatic welder(welding machine) is characterized in that, it comprises first nut (47) of following an example of following an example with first of this bogie side frame supporting seat automatic welder(welding machine) that screw mandrel (30) screws togather; With the first fixing slide unit (45) of nut (47) of following an example; Be arranged on the screw mandrel (44) of following an example of second in the slide unit (45); Through the follow an example coaxial pin that is connected of screw mandrel (44) (410) and be arranged on the handwheel (411) on the pin (410) of bearing (48), gland (49) and second.