CN218517900U

CN218517900U - Automatic point fixing system for H-shaped steel

Info

Publication number: CN218517900U
Application number: CN202222525352.1U
Authority: CN
Inventors: 单银木; 王臻; 易文武; 鲍柏胜; 徐韶锋; 邝安飞; 王保胜
Original assignee: Hangxiao Steel Structure Co Ltd
Current assignee: Hangxiao Steel Structure Co Ltd
Priority date: 2022-09-23
Filing date: 2022-09-23
Publication date: 2023-02-24
Anticipated expiration: 2032-09-23

Abstract

The application provides an automatic point fixing system for H-shaped steel, which comprises an underframe assembly; the conveying roller way assembly is connected with the conveying roller way device and used for conveying the H-shaped steel of the team; the two lateral jacking transmission devices are provided with two first linear slide rails, a lateral jacking driving device and two lateral jacking device bodies which are slidably arranged on the first linear slide rails, and each lateral jacking device body comprises a first linear module and two jacking transmission assemblies which are slidably arranged on the first linear module; the H-shaped steel upper spot fixing device automatically adjusts the height position of an upper spot welding gun; the H-shaped steel lower spot fixing device automatically adjusts the height position of a lower spot welding gun; and the wing plate pressing device and the web plate pressing device are used for automatically pressing the wing plates and the web plates of the H-shaped steel. This application has realized H shaped steel self-holding, has compressed tightly, the automated production of transmission and spot welding, and the new work piece of frock quick adjustment position adaptation after the remodeling need not the manual loaded down with trivial details operation of workman in process of production, improves the operating efficiency, practices thrift manufacturing cost.

Description

Automatic point fixing system for H-shaped steel

Technical Field

The application relates to the technical field of machining, in particular to an automatic point fixing system for H-shaped steel.

Background

At present, in the spot-fixing production process of H-shaped steel assembly in the market, workers firstly form a T-shaped structure by a wing plate and a web plate and then form H-shaped steel by another wing plate and the assembled T-shaped structure. In the team forming process, as workers manually operate the hoisting wing plate team, the size requirement can be met only by adjusting for many times, and the operation is complex and time-consuming. The H-shaped steel team point-fixing production process needs manual team organizing and spot welding of workers, and labor and time are consumed.

SUMMERY OF THE UTILITY MODEL

The application provides an automatic point solid system of H shaped steel has realized that H shaped steel group point solid in-process supports, presss from both sides tightly, compresses tightly, transmission, spot welding height accurate, automated operation.

The utility model discloses can solve H shaped steel team point solid in-process long problem consuming time.

The application provides an automatic point solid system of H shaped steel includes:

a chassis assembly;

the transmission roller way assembly is arranged on the underframe assembly, is connected with the transmission roller way device and is used for transmitting the grouped H-shaped steel;

the two lateral jacking transmission devices are provided with two first linear slide rails and lateral jacking driving devices which are arranged on the underframe assembly, and two lateral jacking device bodies which are arranged on the first linear slide rails in a sliding manner, wherein each lateral jacking device body comprises a first linear module and two jacking transmission assemblies which are arranged on the first linear module in a sliding manner;

the H-shaped steel spot welding device is arranged on a portal frame of the lateral jacking transmission device and is provided with an upper spot welding floating assembly, an upper spot welding gun and a welding gun lifting mechanism driving device for driving the upper spot welding gun;

the H-shaped steel lower point fixing device is arranged on the underframe assembly and is provided with an H-shaped steel lower point fixing assembly, a transverse moving driving assembly and a lifting driving assembly which drive the H-shaped steel lower point fixing assembly to transversely move and lift;

the wing plate pressing device is arranged on a portal frame of the lateral jacking transmission device and is provided with a wing plate pressing driving device and a wing plate pressing wheel assembly for pressing the wing plate;

and the web pressing device is arranged on a portal frame of the lateral jacking transmission device and is provided with a web pressing driving device and a web pressing wheel assembly for pressing the web.

In some embodiments, the conveying roller way assembly comprises two conveying roller way support frames mounted on the chassis assembly, and a plurality of conveying roller ways mounted on the two conveying roller way support frames, each conveying roller way on the same side is provided with a first transmission chain wheel, and each first transmission chain wheel is provided with a transmission chain; still including transmission drive mounting bracket, transmission drive mounting bracket is fixed on the ground, fixed mounting has the transmission drive on the transmission drive mounting bracket, second drive sprocket install in transmission driven drive end, second drive sprocket with be connected through sprocket chain drive between the first drive sprocket.

In some embodiments, the jacking transmission assembly comprises a moving second bottom frame slidably mounted on the first linear slide rail, a moving plate mounted on the first linear module, a portal frame mounted on the moving second bottom frame, a second lead screw nut assembly mounted on the moving plate, and a jacking transmission driver for driving the second lead screw nut assembly to operate.

In some embodiments, the traverse drive assembly includes an adjustment base plate, a first chassis mounted on the adjustment base plate, a traverse drive mounted on the first chassis, a third lead screw nut assembly connecting the traverse drive, a third linear module, a traverse transition plate mounted on the third linear module, a traverse frame mounted on the traverse transition plate, and a web support assembly mounted on the traverse frame.

In some embodiments, the welding gun lifting mechanism driving device comprises an upper point welding gun driving device, a second base, a second linear module, a first lifting frame, a first pinch roller assembly and a first welding gun lifting mechanism, wherein the upper point welding gun is installed on the first welding gun lifting mechanism through a first welding gun clamping assembly, the upper point welding gun driving device and the second linear module are installed on the second base, the first lifting frame is fixed on the second linear module and then connected with the upper point welding gun driving device, the first welding gun lifting mechanism is connected with an upper point welding floating assembly, and the upper point welding floating assembly and the first pinch roller assembly are installed on the first lifting frame.

In some embodiments, the upper spot welding float assembly comprises: the device comprises an upper spot welding floating plate, upper spot welding sliding guide plates vertically and fixedly arranged on two sides of the upper spot welding floating plate, a plurality of upper spot welding belleville springs arranged on the upper spot welding floating plate, upper spot welding fixed shafts sleeved in the upper spot welding belleville springs, and a plurality of upper spot welding universal balls arranged on the upper spot welding floating plate.

In some embodiments, the H-shaped steel lower spot-fixing assembly comprises a fourth base, a fifth linear module, a fifth screw nut assembly which is installed on the fourth base and is driven by a second lifting drive and connected with the second lifting drive, a third lifting frame connected with the fifth screw nut assembly, a second welding gun lifting mechanism installed on the third lifting frame, a lower spot-welding floating assembly connected with the second welding gun lifting mechanism, a lower spot-welding gun, a second welding gun holding and clamping assembly for fixing the lower spot-welding gun, and a second support wheel assembly installed at the lower end of the third lifting frame.

In some embodiments, the lower spot welding floating assembly comprises a lower spot welding floating plate and two lower spot welding sliding guide plates, a plurality of lower spot welding belleville springs mounted on the lower spot welding floating plate, a lower spot welding fixed shaft sleeved inside each lower spot welding belleville spring, and a plurality of lower spot welding universal balls.

In some embodiments, the wing plate pressing device comprises a fifth base, a wing plate pressing driver installed on the fifth base, a sixth linear module connected with the wing plate pressing driver, and a fourth lifting frame installed on the sixth linear module, wherein a second pressing wheel assembly is installed on the fourth lifting frame.

In some embodiments, the web compression device comprises a sixth base, a web compression driver and a seventh linear module mounted on the sixth base, a fifth lifting frame mounted on the seventh linear module, and a third compression wheel assembly mounted on the fifth lifting frame, the web compression driver being connected with the seventh linear module.

The application provides an automatic point solid system of H shaped steel accepts mutually with transmission roller device, can the automatic adjustment position, welder automatic rising adjustment position, realizes self-holding, compresses tightly, transmits, spot welding H shaped steel, the new work piece of frock quick adjustment position adaptation after the remodeling, only need one to two ginseng and in the production process, need not the manual loaded down with trivial details operation of workman, reduce artifical the participation, when practicing thrift, realize the automation of H shaped steel point solid production.

Drawings

In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly introduced below, it is obvious that the drawings in the following description are only embodiments of the present application, and for those skilled in the art, other drawings can be obtained according to the provided drawings without creative efforts.

FIG. 1 is a schematic structural diagram of an automatic H-beam spot-fixing system provided by the present application;

fig. 2 is a schematic structural diagram of an H-beam automatic spot fixing system and a transmission roller bed device and an H-beam wing plate overturning and assembling device provided by the present application;

FIG. 3 is a schematic structural diagram of the assembled H-section steel in the present application;

FIGS. 4 to 10 are schematic views illustrating a process of applying the automatic H-beam spot welding system provided by the present application;

fig. 11 is a schematic structural view of the conveying roller way assembly in fig. 1;

FIG. 12 is a schematic structural view of the lateral tightening transmission device in FIG. 1;

FIG. 13 is a side view of FIG. 12;

FIG. 14 is a schematic structural view of the lateral tightening device body in FIG. 12;

FIG. 15 is a schematic view of the jacking transport member of FIG. 14;

FIG. 16 is a schematic structural view of a spot welding apparatus for the H-shaped steel of FIG. 1;

FIG. 17 is a schematic view of the upper spot welding float assembly of FIG. 16;

FIG. 18 is a schematic structural view of a lower H-shaped steel spot-bonding device in FIG. 1;

FIG. 19 is a top view of FIG. 18;

FIG. 20 is a schematic view of the lift drive assembly of FIG. 1;

FIG. 21 is a schematic structural view of the lower tack-welding assembly of the H-shaped steel in FIG. 18;

FIG. 22 is a schematic view of the lower spot welding float assembly of FIG. 21;

FIG. 23 is a schematic view of the structure of the wing plate compressing device of FIG. 1;

FIG. 24 is a schematic view of the web hold-down device of FIG. 1;

fig. 25 is a schematic structural view of the chassis assembly of fig. 1.

Detailed Description

The technical solutions in the embodiments of the present application will be described clearly and completely with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are only some embodiments of the present application, and not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present application.

Referring to fig. 1, fig. 1 is a schematic structural diagram of an automatic H-beam spot welding system provided in the present application.

The application provides an automatic point solid system of H shaped steel, this automatic point solid system of H shaped steel 3 mainly includes transmission roller way subassembly 31, two side direction top tight transmission device 32, H shaped steel upper point solid device 33, H shaped steel lower point solid device 34, pterygoid lamina closing device 35, web closing device 36 and chassis subassembly 37. The conveying roller way assembly 31, the two lateral jacking and conveying devices 32, the H-shaped steel upper point fixing device 33, the H-shaped steel lower point fixing device 34, the wing plate pressing device 35 and the web plate pressing device 36 are arranged on the underframe assembly 37. The conveying roller way assembly 31 is connected with the conveying roller way device 1 and arranged at the output end of the conveying roller way device 1, the conveying roller way assembly 31 is installed on the underframe assembly 37 through connecting pieces such as bolts, and the H-shaped steel formed by the web plates and the wing plates through the H-shaped steel wing plate overturning team forming device 2 on the conveying roller way device 1 is conveyed. Two first linear sliding rails 3201 and a lateral jacking driving device 3202 which are distributed in parallel are fixedly mounted on the bottom frame assembly 37, and the lateral jacking driving device 3202 controls the lateral jacking transmission device 32 to move, so that the box column is centered and clamped.

Two lateral jacking device bodies are slidably mounted on the first linear sliding rail 3201, each lateral jacking device body comprises a first linear module 3203 and two jacking transmission assemblies slidably mounted on the first linear module 3203, and the jacking transmission assemblies are driven to slide along the first linear module 3203. The H-shaped steel upper spot-welding device 33 is arranged on a portal frame of the lateral jacking transmission device 32 and is provided with an upper spot-welding floating assembly 3301, an upper spot-welding gun 3302 and a welding gun lifting mechanism driving device, and the H-shaped steel upper spot-welding device 33 realizes the lifting movement of the upper spot-welding gun 3302 and the upper spot-welding floating assembly 3301 through the welding gun lifting mechanism driving device, so that the H-shaped steel upper spot-welding device is suitable for the spot-welding of workpieces of various specifications.

The H-shaped steel lower point fixing device 34 is provided with an H-shaped steel lower point fixing component 343, a transverse moving driving component 341 and a lifting driving component 342, the H-shaped steel lower point fixing component 343 realizes the left-right movement of a welding gun through the transverse moving driving component 341, and realizes the lifting movement of the welding gun through the lifting driving component 342, so that the H-shaped steel lower point fixing device is suitable for the point fixing of workpieces with various specifications. And each portal frame of the lateral jacking transmission device 32 is provided with a wing plate pressing device 35 and a web plate pressing device 36, the wing plate pressing device 35 is provided with a wing plate pressing driving device and a wing plate pressing wheel assembly, pressing force is applied to the wing plate through the wing plate pressing wheel assembly, the web plate pressing device 36 is provided with a web plate pressing driving device and a web plate pressing wheel assembly, and the web plate is pressed through the web plate pressing wheel assembly. The conveying roller way assembly 31, the lateral jacking and conveying device 32, the H-shaped steel upper point fixing device 33, the H-shaped steel lower point fixing device 34, the wing plate pressing device 35 and the web plate pressing device 36 are in communication connection with an external control system.

Please refer to fig. 2 to 10, wherein fig. 2 is a schematic structural diagram of an H-beam automatic spot-fixing system, a roller conveyor device and an H-beam wing plate overturning and assembling device provided in the present application; FIG. 3 is a schematic structural diagram of the assembled H-section steel in the present application; fig. 4 to 10 are schematic diagrams of a processing process using the automatic H-beam spot welding system provided by the present application.

The application provides an automatic point solid system of H shaped steel, its processing step is as follows:

firstly, inputting parameters of H-shaped steel to be produced by a worker, hoisting corresponding webs and wing plates onto a transmission roller way device 1, transmitting the H-shaped steel to a specified position, assembling the webs and the wing plates into the H-shaped steel through an H-shaped steel wing plate overturning and assembling device 2 (shown in figure 2), and transmitting the assembled H-shaped steel (shown in figure 3) into an H-shaped steel automatic point fixing system through the transmission roller way device;

secondly, the grouped H-shaped steel is transmitted into an H-shaped steel automatic point fixing system, and a control system controls a lateral jacking transmission device 32 to work through a control program so as to clamp the H-shaped steel;

thirdly, controlling the driving devices of the H-shaped steel upper point fixing device, the wing plate pressing device 35 and the web plate pressing device 36 to work by a control program according to different workpieces, sending a welding gun to a specified position for point fixing, sending a wing plate pressing wheel assembly and a web plate pressing wheel assembly to corresponding positions, and pressing wing plates and web plates, controlling the transverse moving driving assembly 341 and the lifting driving assembly 342 in the H-shaped steel lower point fixing device 34 to work by the control program according to different workpieces, sending the welding gun to the specified position for point fixing, sending a web plate supporting device to the corresponding positions, and supporting the web plates;

after the spot welding is finished, controlling the transmission roller way assembly 31 and the lateral jacking transmission device 32 to work by the control program, transmitting the workpiece forward, and sending the workpiece to the next position needing spot welding to stop spot welding until the spot welding of the H-shaped steel is finished;

and step five, controlling the transmission roller way assembly 31 to work by the control program, and transmitting the workpiece out of the box column automatic spot-fixing special machine.

As shown in fig. 11, fig. 11 is a schematic structural diagram of the conveying roller way assembly in fig. 1.

In one embodiment, the conveying roller assembly 31 includes two conveying roller support frames 311, a plurality of conveying rollers 312, a first transmission sprocket 313, a first transmission chain 314, a transmission drive mounting frame 315, a transmission drive 316, a second transmission sprocket 317, and a sprocket chain 318. Wherein, two transmission roller way support frames 311 are installed on the underframe assembly 37, each transmission roller way 312 is transversely installed on the two transmission roller way support frames 311, each transmission roller way 312 on the same side is installed with a first transmission chain wheel 313, and a first transmission chain 314 is connected with each first transmission chain wheel 313. The transmission drive mounting frame 315 is fixed on the foundation through a connecting piece such as a bolt or an anchor bolt, the transmission drive 316 is fixedly mounted on the transmission drive mounting frame 315 through the connecting piece, the second transmission chain wheel 317 is mounted at the driving end of the transmission drive 316, and the second transmission chain wheel 317 is in transmission connection with the first transmission chain wheel 313 through a chain wheel chain 318.

The transmission drive mounting rack 315 is fixed on the foundation after being leveled, and the second transmission chain wheel 317 is fixed on the transmission drive 316 and then is installed on the transmission drive mounting rack 315 to be connected with the transmission roller way 312 through the second transmission chain wheel 317. When the transmission driver 316 works, the transmission roller way 312 is driven to roll by the chain wheel and chain 318, so as to transmit the workpiece.

In addition, a transmission roller bearing seat can be arranged at the end part of the first transmission chain wheel 313 arranged on the transmission roller 312, a bearing is arranged in the transmission roller bearing seat, and the rotation precision of the transmission roller shaft is ensured through the bearing and the bearing seat.

Referring to fig. 12 and 13, fig. 12 is a schematic structural view of the lateral tightening transmission device in fig. 1; fig. 13 is a side view of fig. 12.

Two tight device bodies in side direction top are respectively by the tight drive arrangement 3202 drive in two side directions top, the tight drive arrangement 3202 in side direction top of a department is the hydro-cylinder, the tight device body in side direction top of one side passes through the flexible of hydro-cylinder, realize removing, the tight drive arrangement in side direction top of another department is first screw-nut subassembly 3203 and motor 3204, the tight device body in side direction top of opposite side is connected with first screw-nut subassembly 3203, first screw-nut subassembly 3203 links to each other with motor 3204, motor 3204 work drives first screw-nut subassembly 3203 motion, realize the removal of the tight device body in side direction top. The lateral jacking device body connected with the motor 3204 is used for accurately walking and positioning the size of the box-shaped beam, the lateral jacking device body connected with the oil cylinder is used for clamping the box-shaped beam, and the lateral jacking transmission devices 32 on the two sides synchronously act to ensure the accurate size of the box-shaped beam and avoid welding deformation.

Referring to fig. 14, fig. 14 is a schematic structural view of the lateral tightening device body in fig. 12.

Specifically, the jacking transmission assembly comprises a moving second bottom frame 3205, two gantry columns 3206, a gantry cross beam 3207, a jacking transmission member 3208, a jacking transmission driver 3209, a second screw nut assembly 3210 and a moving plate 3211. The second movable underframe 3205 is slidably mounted on the first linear slide track 3201, and the gantry beam 3207 is transversely mounted on two gantry columns 3206 to form a gantry structure. The moving plate 3211 is mounted on the first linear module 3203, the two jacking transmission members 3208 are mounted on the moving plate 3211, and the moving plate 3211 is connected with the second lead screw nut assembly 3210. The take-up transmission drive 3209 is connected to the second screw nut assembly 3210 and is mounted on the moving second base frame 3205. The jacking transmission driver 3209 is started to drive the second screw nut assembly 3210 to rotate, so as to drive the moving plate 3211 and the jacking transmission piece 3208 on the moving plate 3211 to move.

Referring to fig. 15, fig. 15 is a schematic structural view of the jacking transmission member in fig. 14.

The jacking transmission piece 3208 comprises a first base 3212, a jacking transmission roller way 3213, a jacking roller way bearing block 3214, a third transmission chain wheel 3215, a second transmission chain 3216, a fourth transmission chain wheel 3217 and a first transmission drive 3218. The first transmission drive 3218 is connected with the fourth transmission chain wheel 3217 and then installed on the first base 3212, the jacking transmission roller way 3213 is installed on the jacking roller way bearing block 3214, and is connected with the third transmission chain wheel 3215 and then installed on the first base 3212, and the second transmission chain 3216 is connected with the third transmission chain wheel 3215 and the fourth transmission chain wheel 3217. The first transmission drive 3218 works to drive the fourth transmission chain wheel 3217 to rotate, and the second transmission chain 3216 drives the third transmission chain wheel 3215 to rotate, so that the transmission roller table 3213 is tightly pushed to rotate, and the transmission of workpieces is realized.

Referring to fig. 16, fig. 16 is a schematic structural view of a spot welding apparatus on the H-shaped steel of fig. 1.

Welder elevating system drive arrangement includes a little welder drive 3303, second base 3304, second straight line module 3305, first crane 3306, first pinch roller subassembly 3307, first welder elevating system 3308 and first welder embrace and press from both sides subassembly 3309, go up a little welder 3302 and embrace through first welder and press from both sides subassembly 3309 and install on first welder elevating system 3308, go up a little welder drive 3303 and second straight line module 3305 and install on second base 3304, first crane 3306 is fixed to on the second straight line module 3305, be connected with last little welder drive 3303 again. The first welding gun lifting mechanism 3308 is connected with the upper spot welding floating assembly 3301, and the upper spot welding floating assembly 3301 and the first pinch roller assembly 3307 are installed on the first lifting frame 3306. The first lifting frame 3306 is driven to move by stretching the upper spot welding gun drive 3303, so that the first welding gun can weld workpieces of different specifications, the upper spot welding floating assembly 3301 adapts to workpieces of different thicknesses through compression of the belleville spring, and the first welding gun lifting mechanism 3308 is lifted to drive the first welding gun holding assembly 3309 and the upper spot welding gun 3302 to lift, so that fine adjustment of the upper spot welding gun 3302 is realized.

Referring to fig. 17, fig. 17 is a schematic structural view of the upper spot welding floating assembly of fig. 16.

The upper spot welding floating assembly 3301 includes: an upper spot welding floating plate 3310, an upper spot welding slide guide plate 3311, an upper spot welding belleville spring 3312, an upper spot welding fixed shaft 3313, and an upper spot welding universal ball 3314. An upper spot welding belleville spring 3312 is mounted on an upper spot welding fixing shaft 3313, and is fixed to an upper spot welding floating plate 3310 via an upper spot welding fixing shaft 3313, and an upper spot welding slide guide plate 3311 and an upper spot welding universal ball 3314 are similarly mounted on the upper spot welding floating plate 3310.

As shown in fig. 18 and 19, fig. 18 is a schematic structural view of a lower H-shaped steel spot-fixing device in fig. 1; fig. 19 is a top view of fig. 18.

The traverse driving unit 341 of the H-beam lower pointing device 34 includes an adjusting bottom board 3411, a first chassis 3412 installed on the adjusting bottom board 3411, a traverse driving 3413 installed on the first chassis 3412, a third screw nut unit 3414 connected to the traverse driving 3413, a third linear module 3415, a traverse transition plate 3416 installed on the third linear module 3415, and a traverse frame 3417 installed on the traverse transition plate 3416, wherein the lifting driving unit 342 is installed on the traverse frame 3417.

The adjusting bottom plate 3411 is connected with the first bottom frame 3412 and then fixed on a mounting ground, the third lead screw nut assembly 3414 and the third linear module 3415 are mounted on the adjusting bottom plate 3411, the transverse moving drive 3413 is connected with the third lead screw nut assembly 3414 and then mounted on the first bottom frame 3412, the transverse moving transition plate 3416 is connected with the third lead screw nut assembly 3414 and then mounted on the third linear module 3415, the third linear module 3415 is mounted and fixed on the first bottom frame 3412, the transverse moving frame 3417 is connected with the transverse moving transition plate 3416 and then mounted on the third linear module 3415, and the lifting drive assembly 342 and the H-shaped steel lower point fixing assembly 343 are mounted on the transverse moving frame 3417. The third screw nut component 3414 is driven to rotate by the rotation of the transverse movement driver 3413, so that the transverse movement of the transverse movement transition plate 3416, the transverse movement frame 3417, the web plate supporting component and the H-shaped steel lower point fixing component 343 is realized, and the point fixing of workpieces with different specifications is adapted.

Referring to fig. 20, fig. 20 is a schematic structural view of the lifting driving assembly in fig. 1.

The lifting driving assembly 342 includes a first lifting driver 3421, a third base 3422, a fourth linear module 3423, a second lifting frame 3424, a first supporting wheel assembly 3425 and a fourth screw nut assembly 3426. A fourth screw nut assembly 3426 and a fourth linear module 3423 are installed on the third base 3422, a second lifting frame 3424 is connected with the fourth screw nut assembly 3426 and then fixed on the fourth linear module 3423, a first lifting drive 3421 is connected with the fourth screw nut assembly 3426 and then installed on the third base 3422, and a first support wheel assembly 3425 is installed on the second lifting frame 3424. The fourth screw nut assembly 3426 is driven to rotate by the movement of the first lifting drive 3421, so that the lifting actions of the second lifting frame 3424 and the first supporting wheel assembly 3425 are realized to support the webs of H-shaped steel with different specifications.

Referring to fig. 21, fig. 21 is a schematic structural view of the H-shaped steel lower tack-welding assembly of fig. 18.

The H-beam lower spot-fixing assembly 343 comprises a second lifting drive 3431, a fourth base 3432, a fifth linear module 3433, a third lifting frame 3434, a second welding gun lifting mechanism 3435, a lower spot-welding floating assembly 3436, a second welding gun clamping assembly 3437, a lower spot-welding gun 3438, a second support wheel assembly 3439 and a fifth screw nut assembly 3440. The fifth lead screw nut assembly 3440 and the fifth linear module 3433 are installed on the fourth base 3432, and the third crane 3434 is connected to the fifth lead screw nut assembly 3440 and then fixed to the fifth linear module 3433. The second welding gun lifting mechanism 3435 is connected with a lower spot welding floating assembly 3436, the lower spot welding floating assembly 3436 and a second supporting wheel assembly 3439 are arranged on the third lifting frame 3434, the second welding gun holding assembly 3437 is connected with a lower spot welding gun 3438, and finally the second welding gun lifting mechanism 3435 is arranged. The second elevation driver 3431 drives the fifth screw nut assembly 3440 to rotate, so as to achieve the elevation of the third elevation frame 3434, and the lower spot welding torch 3438 can weld workpieces of different specifications. The lower spot welding floating assembly 3436 adapts to workpieces with different thicknesses through compression of the lower spot welding belleville spring 3443, and the second welding gun lifting mechanism 3435 is lifted to drive the second welding gun clamping assembly 3437 and the lower spot welding gun 3438 to lift, so that fine adjustment of the lower spot welding gun 3438 is realized.

Referring to fig. 22, fig. 22 is a schematic structural view of the lower spot welding floating assembly in fig. 21.

The lower spot welding floating assembly 3436 includes a lower spot welding floating plate 3441, a lower spot welding sliding guide plate 3442, a lower spot welding belleville spring 3443, a lower spot welding fixed shaft 3444, and a lower spot welding universal ball 3445. A lower spot welding belleville spring 3443 is mounted on a lower spot welding fixing shaft 3444, fixed to a lower spot welding floating plate 3441 by the lower spot welding fixing shaft 3444, and a lower spot welding slide guide plate 3442 and a lower spot welding universal ball 3445 are mounted to the lower spot welding floating plate 3441.

Referring to fig. 23, fig. 23 is a schematic structural view of the flap pressing device of fig. 1.

The wing plate pressing device 35 includes: a wing plate pressing driver 3501, a fifth base 3502, a sixth linear module 3503, a fourth lifting frame 3504, and a second pressing wheel assembly 3505. The wing plate pressing driver 3501 and the sixth linear module 3503 are installed on the fifth base 3502, the fourth lifting rack 3504 is fixed on the sixth linear module 3503 and then connected with the piston rod of the wing plate pressing driver 3501, and the second pressing wheel assembly 3505 is installed on the floating seat. The wing plate pressing driver 3501 stretches to drive the fourth lifting frame 3504 to move, and the second pressing wheel assembly 3505 presses the wing plates of the H-shaped steel with different specifications.

Fig. 24 is a schematic view showing the structure of the web hold-down device of fig. 1, as shown in fig. 24.

The web pressing device 36 includes: a web hold-down drive 3601, a sixth base 3602, a seventh linear module 3603, a fifth lift bracket 3604, and a third hold-down wheel assembly 3605. The web pressing actuator 3601 and the seventh linear module 3603 are installed on the sixth base 3602, and the fifth lifting frame 3604 is fixed to the seventh linear module 3603 and is connected to a piston rod of the web pressing actuator 3601. A third pinch wheel assembly 3605 is mounted to the fifth lifting frame 3604. The web pressing driver 3601 stretches and retracts to drive the fifth lifting frame 3604 to move, so that the third pressing wheel assembly 3605 is lifted to press the webs of the H-shaped steel with different specifications.

As shown in fig. 25, fig. 25 is a schematic structural view of the chassis assembly of fig. 1.

Undercarriage assembly 37 includes leveling pad 3701 and support columns 3702, second linear slide 3703, and third undercarriage 3704. A leveling base plate 3701 is fixed on a foundation embedded part, a supporting column 3702 is installed on the leveling base plate 3701, a third underframe 3704 is connected with the supporting column 3702, and a second linear sliding rail 3703 is installed and fixed on the third underframe 3704.

The wing pressing driver 3501 and the web pressing driver 3601 may be motors.

The core of this application lies in, designs one kind and can carry out the automatic frock of tight transmission in automatic side direction top, pterygoid lamina and web, spot welding to the H shaped steel of transmission team, uses this application when carrying out the operation, and the staff only need be at operation interface input H shaped steel product parameter information, and the equipment is automatic to corresponding work piece position, supports and compresses tightly H shaped steel, guarantees that H shaped steel size is accurate, need not the manual position of adjusting repeatedly of workman, replaces loaded down with trivial details manual operation. The H-shaped steel upper spot-fixing device and the H-shaped steel lower spot-fixing device 34 are provided with four welding guns, the four welding guns work simultaneously for spot welding, machining efficiency is improved, and labor and time cost are greatly saved.

It is noted that, in this specification, relational terms such as first and second, and the like are used solely to distinguish one entity from another entity without necessarily requiring or implying any actual such relationship or order between such entities.

The automatic H-shaped steel spot-fixing system provided by the application is described in detail above. The principles and embodiments of the present application are explained herein using specific examples, which are provided only to help understand the method and the core idea of the present application. It should be noted that, for those skilled in the art, it is possible to make several improvements and modifications to the present application without departing from the principle of the present application, and such improvements and modifications also fall within the scope of the claims of the present application.

Claims

1. The utility model provides an automatic point solid system of H shaped steel which characterized in that includes:

a chassis assembly (37);

the conveying roller way assembly (31) is arranged on the underframe assembly (37), is connected with the conveying roller way device (1) and is used for conveying the H-shaped steel of the team;

the two lateral jacking transmission devices (32) are provided with two first linear sliding rails (3201) and lateral jacking driving devices (3202) which are installed on the bottom frame assembly (37), and two lateral jacking device bodies which are installed on the first linear sliding rails (3201) in a sliding mode, wherein each lateral jacking device body comprises a first linear module (3203) and two jacking transmission assemblies which are installed on the first linear module (3203) in a sliding mode;

the H-shaped steel upper spot-fixing device (33) is arranged on a portal frame of the lateral jacking transmission device (32) and is provided with an upper spot-welding floating assembly (3301), an upper spot-welding gun (3302) and a welding gun lifting mechanism driving device for driving the upper spot-welding gun (3302);

the H-shaped steel lower point fixing device (34) is arranged on the underframe assembly (37) and is provided with an H-shaped steel lower point fixing assembly (343), a transverse moving driving assembly (341) and a lifting driving assembly (342) which drive the H-shaped steel lower point fixing assembly (343) to transversely move and lift;

the wing plate pressing device (35) is arranged on a portal frame of the lateral jacking transmission device (32) and is provided with a wing plate pressing driving device and a wing plate pressing wheel assembly for pressing the wing plate;

and the web pressing device (36) is arranged on a portal frame of the lateral jacking transmission device (32) and is provided with a web pressing driving device and a web pressing wheel assembly for pressing the web.

2. The automatic H-shaped steel spot-fixing system according to claim 1, wherein the conveying roller way assembly (31) comprises two conveying roller way support frames (311) arranged on the underframe assembly (37) and a plurality of conveying roller ways (312) arranged on the two conveying roller way support frames (311), each conveying roller way (312) on the same side is provided with a first transmission chain wheel (313), and each first transmission chain wheel (313) is provided with a transmission chain (314); still include transmission drive mounting bracket (315), transmission drive mounting bracket (315) are fixed on the ground, fixed mounting has transmission drive (316) on transmission drive mounting bracket (315), second drive sprocket (317) install in the drive end of transmission drive (316), second drive sprocket (317) with through sprocket chain (318) transmission connection between first drive sprocket (313).

3. The automatic point fixing system for H-shaped steel according to claim 1, wherein the jacking transmission assembly comprises a moving second bottom frame (3205) slidably mounted on a first linear sliding rail (3201), a moving plate (3211) mounted on a first linear module (3203), a portal frame mounted on the moving second bottom frame (3205), a second lead screw nut assembly (3210) mounted on the moving plate (3211), and a jacking transmission driver (3209) driving the second lead screw nut assembly (3210) to operate.

4. The automatic H-beam spot welding system of claim 3, wherein the traverse driving assembly (341) comprises an adjusting base plate (3411), a first chassis (3412) installed on the adjusting base plate (3411), a traverse driving (3413) installed on the first chassis (3412), a third screw nut assembly (3414) connected with the traverse driving (3413), a third linear module (3415), a traverse transition plate (3416) installed on the third linear module (3415), a traverse frame (3417) installed on the traverse transition plate (3416), and a web supporting assembly installed on the traverse frame (3417).

5. The automatic H-shaped steel spot-welding system according to any one of claims 1 to 4, wherein the welding gun lifting mechanism driving device comprises an upper spot welding gun driving device (3303), a second base (3304), a second linear module (3305), a first lifting frame (3306), a first pinch wheel assembly (3307) and a first welding gun lifting mechanism (3308), the upper spot welding gun (3302) is installed on the first welding gun lifting mechanism (3308) through a first welding gun clamping component (3309), the upper spot welding gun (3302) and the second linear module (3305) are installed on the second base (3304), the first lifting frame (3306) is fixed on the second linear module (3305) and then connected with the upper spot welding gun driving device (3303), the first welding gun lifting mechanism (3308) is connected with the upper spot-welding floating assembly (3301), and the upper spot-welding floating assembly (3301) and the first pinch wheel assembly (3307) are installed on the first lifting frame (3306).

6. The automatic H-shaped steel tack-welding system according to claim 1, wherein the upper spot welding floating assembly (3301) comprises: the spot welding device comprises an upper spot welding floating plate (3310), upper spot welding sliding guide plates (3311) vertically and fixedly arranged on two sides of the upper spot welding floating plate (3310), a plurality of upper spot welding belleville springs (3312) arranged on the upper spot welding floating plate (3310), upper spot welding fixing shafts (3313) sleeved inside the upper spot welding belleville springs (3312), and a plurality of upper spot welding universal balls (3314) arranged on the upper spot welding floating plate (3310).

7. The automatic H-beam spot welding system according to claim 1, wherein the H-beam lower spot welding assembly (343) comprises a fourth base (3432), a fifth linear module (3433), a second lifting drive (3431) mounted on the fourth base (3432), a fifth screw nut assembly (3440) connected to the second lifting drive (3431), a third lifting frame (3434) connected to the fifth screw nut assembly (3440), a second welding gun lifting mechanism (3435) mounted on the third lifting frame (3434), a lower spot welding floating assembly (3436) connected to the second welding gun lifting mechanism (3435), a lower spot welding gun (3438), a second welding gun clamping assembly (3437) for fixing the lower spot welding gun (3438), and a second support wheel assembly (3439) mounted at the lower end of the third lifting frame (3434).

8. The automatic spot-welding system for H-beam according to claim 7, wherein the lower spot-welding floating assembly (3436) comprises a lower spot-welding floating plate (3441) and two lower spot-welding sliding guide plates (3442), a plurality of lower spot-welding belleville springs (3443) mounted to the lower spot-welding floating plate (3441), and a lower spot-welding fixing shaft (3444) and a plurality of lower spot-welding universal balls (3445) sleeved inside each of the lower spot-welding belleville springs (3443).

9. The automatic H-shaped steel tack-welding system according to claim 1, wherein the wing plate pressing device (35) comprises a fifth base (3502), a wing plate pressing driver (3501) installed on the fifth base (3502), a sixth linear module (3503) connected to the wing plate pressing driver (3501), a fourth lifting frame (3504) installed on the sixth linear module (3503), and a second pressing wheel assembly (3505) installed on the fourth lifting frame (3504).

10. The automatic spot-fixing system for H-shaped steel according to claim 1, wherein the web pressing device (36) comprises a sixth base (3602), a web pressing driver (3601) and a seventh linear module (3603) which are installed on the sixth base (3602), a fifth lifting frame (3604) which is installed on the seventh linear module (3603), and a third pressing wheel assembly (3605) which is installed on the fifth lifting frame (3604), and the web pressing driver (3601) is connected with the seventh linear module (3603).