CN216576576U - Automatic frame production line - Google Patents

Abstract

The utility model discloses a frame production automation line, which relates to the field of automobile frame production and comprises a workshop, a roller way and a crossbeam, wherein a crossbeam overturning station and a crossbeam welding station are arranged in the workshop in sequence according to flowing water, the crossbeam overturning station comprises a roller frame, an overturning frame, an opening, an overturning ground rail, a hydraulic jacking column and the roller way, the crossbeam welding station comprises a welding ground rail, a fixed arm moving box, a welding arm moving box and a roller way, the welding ground rail is arranged on two sides of the roller way, the fixed arm moving box and the welding arm moving box are connected on the welding ground rail in a sliding manner, and the fixed arm moving box and the welding arm moving box are respectively provided with the fixed arm and the welding arm. The utility model has the advantages of complete design, highly automated production line, reasonable planning of frame production and assembly procedures, improvement of frame production efficiency, enhancement of quality control of frame production, saving of a large amount of labor cost, and achievement of production purposes of high production efficiency, high product quality and high economic benefit.

Description

Automatic frame production line

Technical Field

The utility model relates to the field of automobile frame production, in particular to an automatic frame production line.

Background

The frame is a frame-like structure bridged over the front and rear axles of the vehicle, generally consisting of two longitudinal beams and several cross beams, supported on the wheels via suspension means, front axle and rear axle, and must have sufficient strength and rigidity to withstand the load of the vehicle and the impact transmitted from the wheels.

The automation level of the existing frame production line is not high, a large number of workers are needed to weld the frame, the requirement on the welding level of the workers is high, the frame with large volume is easily deformed by manual welding, the strength and rigidity of the produced frame are greatly influenced, the quality is difficult to unify, the process of producing the frame is complicated, and the low-automation production line cannot produce a large number of frames with high efficiency and high quality.

Disclosure of Invention

Based on the above, the utility model aims to provide a frame production automation line, and the frame production automation line is used for solving the technical problems that the automation level of the existing frame production line is not high, a large number of workers are needed for welding frames, the welding level requirement on the workers is high, the frames are easy to deform due to manual welding of the frames with large volumes, the strength and rigidity of the produced frames are greatly influenced, the quality is difficult to unify, the frame production process is complicated, and a low-automation production line cannot efficiently and high-quality produce a large number of frames.

In order to achieve the purpose, the utility model provides the following technical scheme: a frame production automation line comprises a workshop, a roller way and a crossbeam, wherein a crossbeam overturning station and a crossbeam welding station are arranged in the workshop in the flow sequence;

the girder overturning station comprises roller frames, overturning frames, an opening, an overturning ground rail, a hydraulic jacking column and a roller way, the overturning frames are positioned in the center of the girder overturning station, double-layer roller frames are connected between the overturning frames, the overturning frames are connected with the output end of an overturning motor at the bottom through a transmission mechanism, the top end of the hydraulic jacking column is connected with the bottom end of the overturning frame, the whole overturning frame can move on the overturning ground rail, and the overturning frame is provided with the opening;

girder welding station moves case, welding arm including welding ground rail, fixed arm and moves case, roll table, the both sides of roll table are provided with welding ground rail, sliding connection has the fixed arm to move the case and the welding arm moves the case on the welding ground rail, the fixed arm moves the case and the welding arm moves and is provided with fixed arm and welding arm on the case respectively.

By adopting the technical scheme, the production line which is complete in design and highly automatic is provided, the processes of frame production and assembly are reasonably planned, the production efficiency of the frame is improved, the quality control of frame production is enhanced, a large amount of labor cost is saved, and the production purposes of high production efficiency, high product quality and high economic benefit are achieved.

The girder spot-fixing station comprises a goods shelf, a goods shelf moving rail, an arc-shaped pressing plate and a roller way, the roller way is a rail for transporting the girder on an automatic line, the goods shelf is of a multilayer framework and can slide on the goods shelf moving rail, the goods shelf is positioned on one side of the roller way, the arc-shaped pressing plate is arranged on the roller way, and the head end of the arc-shaped pressing plate can be replaced according to the shape of the girder.

By adopting the technical scheme, the girder can be repaired by the girder overturning repairing station.

The workshop is further provided with a frame assembling station, a frame drilling station, a suspension mounting station, a suspension locking station, an axle mounting station, a tire locking station, a circuit mounting station, an accessory mounting station, a gas circuit mounting station, a circuit and air tightness detection station and a frame offline station in sequence of an automatic line after a crossbeam shape correcting station.

By adopting the technical scheme, the frame is assembled and the installation, debugging and quality inspection of the frame are completed through the stations.

The utility model is further arranged that the whole workshop is supported by an I-beam, and a movable overhead travelling crane is arranged above the automatic line.

By adopting the technical scheme, the I-beam makes the space of a workshop more abundant, the transportation and circulation of production equipment are facilitated, and the crane can transport the crossbeam under special conditions.

The utility model is further provided with a pressing surface which has the same width as the crossbeam and is arranged on the roller way, and the rear end of the pressing surface is provided with an adjustable pressing block.

Through adopting above-mentioned technical scheme, make the girder more steady that removes on the roll table, the accessible increases and decreases the interval that the compact heap adjusted the compact surface.

The utility model is further arranged in such a way that two groups of girder overturning stations and girder welding stations are arranged behind the girder point-fixing station in the workshop, and a girder overturning repairing station is arranged behind the girder welding station in the second group.

By adopting the technical scheme, the girder overturning and repairing station overturns the girder and repairs the welding seam on the girder.

The utility model is further provided with a girder shaping station arranged behind the girder turnover repairing station, wherein the girder shaping station comprises a shaping A surface, a shaping B surface, a control panel, a shaping box and a shaping station roller, the shaping station roller is arranged in the center of the roller in the water flow direction of the roller way, the shaping A surface and the shaping B surface are respectively arranged on two sides of the shaping station roller, the shaping box is fixedly connected below the shaping station roller, and the control panel is arranged on one side of the shaping B surface of the shaping box.

By adopting the technical scheme, the crossbeam moves on the crossbeam shaping station through the shaping station rollers, and the crossbeam is shaped through the shaping A surface and the shaping B surface.

The utility model is further provided that a support is arranged below the roller way, and the support can adjust the height.

By adopting the technical scheme, the height of the support can be adjusted, so that the roller way is in a horizontal state.

The utility model is further provided in that the width of the opening is greater than the width of the girder.

By adopting the technical scheme, the girder overturning and repairing station overturns the girder and repairs the welding seam on the girder.

In summary, the utility model mainly has the following beneficial effects:

1. according to the utility model, through designing a complete production line with high automation, the frame production and assembly processes are reasonably planned, the frame production efficiency is improved, the quality control of frame production is enhanced, a large amount of labor cost is saved, and the production purposes of high production efficiency, high product quality and high economic benefit are achieved;

2. according to the utility model, the multilayer movable goods shelf is used in the girder point-fixing process, so that the time of carrying the girder from the goods shelf to a production line is shortened, the production efficiency is improved, rivets are used for replacing the traditional spot welding to rivet and fix the girder, the stress between workpieces is reduced while the girder is not dislocated in the subsequent process welding, the arc-shaped pressing plate with the shape of the clamping surface can be replaced according to the shape of the workpiece, the aim of quickly clamping the girder can be achieved, and the girder can be clamped more quickly;

3. according to the utility model, by adopting the special automatic turnover mechanism, the girder is turned over without manual intervention so as to conveniently perform welding machine operation on the other surface of the girder;

4. according to the utility model, the opening is arranged on the turnover frame of the turnover mechanism, so that the girder can be turned over through the crown block under the condition that the turnover mechanism is invalid, and the production rhythm is not influenced;

5. according to the utility model, the welding tool adopts the positioning device and the anti-deformation clamping device, the robot is started by one key for welding, the special welding machine has special automatic profiling capability, and the welding machine automatically returns to the starting position after being welded. The special welding machine adopts a PLC programmable control technology, the welding gun transversely utilizes a flexible laminating mechanism of a wing plate profiling device, manual adjustment is flexibly and reliably omitted, and the rotation of the welding gun can be automatically adjusted according to the angle of a welding seam;

6. according to the utility model, the full-automatic welding mechanism and the full-automatic fixing manipulator which can freely move at two sides of the production line are adopted in the welding process, so that the welding of the crossbeam without dead angles can be ensured, and the full-automatic tracking manipulator can accurately fix the welding part of the crossbeam during welding, so that the crossbeam deformation caused by welding is prevented;

7. according to the utility model, through adopting the self-controlled girder sizing mechanism, accurate sizing can be carried out on each girder, the passing girders are ensured to reach the production standard, and the defective product rate and the rejection rate are reduced.

Drawings

FIG. 1 is a top plan view of the final assembly plant of the present invention;

FIG. 2 is a perspective view of a girder tack station of the present invention;

FIG. 3 is a perspective view of a girder turnover station of the present invention;

FIG. 4 is a perspective view of a girder welding station of the present invention;

FIG. 5 is a perspective view of a longeron sizing station of the present invention;

FIG. 6 is a perspective view of a portion of the structure of FIG. 1 in accordance with the present invention;

FIG. 7 is a partial block diagram of FIG. 1 in accordance with the present invention;

FIG. 8 is an enlarged view of A in FIG. 4 according to the present invention.

In the figure: 1. a girder point-fixing station; 2. a girder overturning station; 3. a girder welding station; 4. a girder overturning repairing station; 5. a crossbeam shaping station; 6. a frame assembling station; 7. a frame drilling station; 8. a suspension mounting station; 9. a suspension locking station; 10. an axle mounting station; 11. a tire mounting station; 12. a tire locking station; 13. a circuit mounting station; 14. an accessory mounting station; 15. a gas circuit installation station; 16. a circuit and an air tightness detection station; 17. a frame off-line station; 18. a workshop; 19. an I-beam; 20. a crown block; 21. a compression block; 22. a compression surface; 23. a roller bed; 24. a support; 25. a girder; 101. a shelf; 102. moving the goods shelf to move rails; 103. an arc-shaped pressing plate; 201. a roller frame; 202. a roll-over stand; 203. an opening; 204. overturning the ground rail; 205. hydraulically jacking the column; 206. turning over a motor; 301. welding a ground rail; 302. a fixed arm; 303. the fixed arm moves the case; 304. welding the arm; 305. welding an arm and moving the box; 501. correcting the shape of the surface A; 502. correcting the shape of the surface B; 503. a control panel; 504. a shape correcting box; 505. and (5) correcting the station roller.

Detailed Description

The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention. The embodiments described below with reference to the accompanying drawings are illustrative only for the purpose of explaining the present invention, and are not to be construed as limiting the present invention.

The following describes an embodiment of the present invention based on its overall structure.

A frame production automation line is shown in figures 1-8 and comprises a workshop 18, a roller way 23 and a girder 25, wherein a girder overturning station 2 and a girder welding station 3 are arranged in the workshop 18 according to a flow sequence;

the girder overturning station 2 comprises roller frames 201, turnover frames 202, openings 203, overturning ground rails 204, hydraulic jacking columns 205 and roller ways 23, the turnover frames 202 are located in the centers of the girder overturning stations 2, the double-layer roller frames 201 are connected between the turnover frames 202, the turnover frames 202 are connected with the output ends of overturning motors 206 at the bottoms through transmission mechanisms, the top ends of the hydraulic jacking columns 205 are connected with the bottom ends of the turnover frames 202, the turnover frames 202 are jacked up and then overturned by the hydraulic jacking columns 205, the turnover frames 202 can integrally move on the overturning ground rails 204, the turnover frames 202 are provided with the openings 203, and the girders 25 can be lifted out of the openings 203 by the crown blocks 20 when the girder overturning stations 2 fail;

girder welding station 3 is including welding ground rail 301, fixed arm 302, the fixed arm moves case 303, welding arm 304, welding arm moves case 305, the roll table 23, the both sides of roll table 23 are provided with welding ground rail 301, the fixed arm moves case 303 and welding arm and moves case 305 and can move on welding ground rail 301, sliding connection has the fixed arm to move case 303 and welding arm and moves case 305 on welding ground rail 301, welding arm moves case 305 and has barreled welding wire fixed position and the peripheral cigarette clearance function that welds of welding seam, the fixed arm moves case 303 and welding arm and moves and be provided with fixed arm 302 and welding arm 304 on the case 305 respectively.

Referring to fig. 1, the beginning of the roller bed 23 is a girder point fixing station 1, the girder point fixing station 1 includes a shelf 101, a shelf moving rail 102, an arc-shaped pressing plate 103, and a roller bed 23, the roller bed 23 is a rail for transporting the girder 25 on the automatic line, the shelf 101 is of a multi-layer structure and can slide on the shelf moving rail 102, the shelf 101 is located at one side of the roller bed 23, the arc-shaped pressing plate 103 is arranged on the roller bed 23, and the head end can be replaced according to the shape of the girder 25.

Referring to fig. 1, a frame assembling station 6, a frame drilling station 7, a suspension mounting station 8, a suspension locking station 9, an axle mounting station 10, a tire mounting station 11, a tire locking station 12, a circuit mounting station 13, an accessory mounting station 14, a gas circuit mounting station 15, a circuit and air tightness detection station 16 and a frame unloading station 17 are further arranged behind a crossbeam sizing station 5 in the workshop 18 according to the flow sequence of an automatic line, and the frame is assembled and mounted, debugged and inspected through the stations.

Referring to fig. 1, the workshop 18 is integrally supported by an i-beam 19, and a movable overhead traveling crane 20 is installed above the automation line, the i-beam 19 makes the workshop more spacious, which facilitates transportation and circulation of production equipment, and the overhead traveling crane 20 can transport a girder 25 under special conditions.

Referring to fig. 2, 3 and 4, a pressing surface 22 having the same width as the girder 25 is disposed on the roller way 23, and an adjustable pressing block 21 is disposed at the rear end of the pressing surface 22, so that the girder 25 moves on the roller way 23 more stably, and the distance between the pressing surfaces 22 can be adjusted by increasing or decreasing the pressing blocks 21.

Referring to fig. 1, two girder turning stations 2 and girder welding stations 3 are arranged behind a girder point-fixing station 1 in a workshop 18, a girder turning repair station 4 is arranged behind a second girder welding station 3, and the girder turning repair station 4 turns a girder 25 and repairs a weld on the girder 25.

Referring to fig. 1 and 5, a girder shaping station 5 is disposed behind the girder turnover repair station 4, the girder shaping station 5 includes a shaping a surface 501, a shaping B surface 502, a control panel 503, a shaping box 504, and a shaping station roller 505, a shaping station roller 505 is disposed on a center of the roller 23 in the flow direction, the shaping a surface 501 and the shaping B surface 502 are disposed on two sides of the shaping station roller 505, the shaping box 504 is fixedly connected below the shaping station roller 505, the control panel 503 is disposed on one side of the shaping B surface 502 of the shaping box 504, the girder 25 moves on the girder shaping station 5 through the shaping station roller 505, and the girder 25 is shaped through the shaping a surface 501 and the shaping B surface 502.

Referring to fig. 1, 2 and 3, a support 24 is disposed below the roller bed 23, the support 24 can adjust the height, and the support 24 can adjust the height to keep the roller bed 23 in a horizontal state.

Referring to fig. 3, the width of the opening 203 is greater than the width of the girder 25, so that the crown block 20 can lift the girder 25 out of the opening 203 when the girder turnover station 2 fails.

The working principle of the utility model is as follows: the method comprises the steps of adjusting feet of a support 24 to enable a roller way 23 to be in a horizontal state, adjusting the number of compression blocks 21 to enable a compression surface 22 to be slightly wider than a girder 25, installing a pressure head on the surface of an arc-shaped pressing plate 103 according to the shape of the girder 25, sliding a shelf 101 to the side of the roller way 23 through a shelf moving rail 102, lifting the girder 25 on the shelf 101 by workers, placing the girder on the roller way 23 of a girder point fixing station 1, pressing the girder 25 by the arc-shaped pressing plate 103, riveting and point fixing the part, needing point fixing, of the girder 25 by using rivets, moving the shelf 101 away from the roller way 23 through the shelf moving rail 102, transporting the girder 25 to a first group of girder overturning stations 2 through the roller way 23, automatically positioning the girder overturning stations 2 to keep the girder 25 at a proper position and clamp the girder 25, slightly lifting a hydraulic jacking column 205 to lift the overturning frame 202, rotating an overturning motor 206, driving the overturning frame 202 together with the roller frame 201 to drive the girder 25 to rotate by one hundred eighty degrees through a transmission device, the girder 25 between the roll-over frames 202 is hung out by the crown block 20 to turn over when the roll-over frames 202 can not turn over due to a fault or other reasons in the step by sliding the roll-over frames 202 on the turning ground rails 204, the girder 25 comes to the first group girder welding station 3 along with the roller table 23, the welding seams on the girder 25 can be automatically found by the fixed arm moving box 303 and the fixed arm 302 and the welding arm 304 which are arranged on the ground rails at both sides of the girder welding station 3, the welding gun fixed at the tail end of the welding arm 304 welds the welding seams on the girder 25, the fixed arm 302 automatically tracks the welding arm 304 to fix the welding positions, the welding arm 304 and the fixed arm 302 adopt PLC (programmable logic control) profiling technology, automatic tracking technology and mechanical profiling technology, the welding gun of the welding arm 304 transversely utilizes a wing plate profiling device flexible attaching mechanism, the welding arm moving box 305 has a barreled welding wire fixing position and a welding fume cleaning function on the periphery of a welding seam, the girder 25 is conveyed to a second group of girder overturning stations 2 through a roller way 23, the girder overturning stations 2 are automatically positioned, the girder 25 is kept at a proper position and clamped, the overturning frame 202 is slightly lifted through the hydraulic jacking column 205, the overturning motor 206 rotates, the overturning frame 202 and the roller frame 201 are driven by a transmission device to rotate for one hundred eighty degrees, then the girder 25 slides on the overturning ground rail 204 through the overturning frame 202, the position of the girder 25 is adjusted to the center of the roller way 23, in the step, when the overturning frame 202 cannot be overturned due to faults or other reasons, the girder 25 between the overturning frames 202 can be hung out through the crown block 20 to overturn, the girder 25 comes to the second group of girder welding stations 3 along with the roller way 23, and the fixed arms 302 and 304 arranged on the ground rails at two sides of the girder welding stations 3 and the fixed arms 303 and the girders of the welding arm moving box 305 can automatically find the fixed arms 302 and the welding arms 304 arranged on the girders on the girder 25 A welding seam, wherein a welding gun fixed at the tail end of a welding arm 304 welds the welding seam on the girder 25, a fixed arm 302 automatically seeks the welding arm 304 to fix the welding part, the welding arm 304 and the fixed arm 302 adopt a PLC programmable control technology, an automatic tracking technology and a mechanical profiling technology, the welding gun of the welding arm 304 transversely utilizes a flexible laminating mechanism of a wing plate profiling device, a welding arm moving box 305 has a barreled welding wire fixing position and a welding seam periphery welding fume cleaning function, the girder 25 enters a girder overturning and repairing station 4 along with a roller way 23 to overturn the girder 25, the girder calibrating station 5 is convenient to calibrate the girder 25, the welded girder 25 can be repaired, the girder 25 enters the girder calibrating station 5 along with the roller way 23, the girder 25 moves on the calibrating station 5 through a calibrating station roller column 505, the girder 25 is calibrated through a calibrating A surface 501 and a calibrating B surface 502, the shape correction of the girder 25 can be controlled by the control panel 503 on one side of the top of the shape correction box 504 close to the shape correction B surface 502, the girder 25 passes through the frame assembling station 6, the frame drilling station 7, the suspension mounting station 8, the suspension locking station 9, the axle mounting station 10, the tire mounting station 11, the tire locking station 12, the circuit mounting station 13, the accessory mounting station 14, the air passage mounting station 15 and the circuit and air tightness detection station 16 along with the roller way 23 to complete the mounting, debugging and quality inspection of the frame, and the frame is packaged and labeled by the frame offline station 17 at the tail end of the automation line and then is transported and warehoused.

Although embodiments of the present invention have been shown and described, it is intended that the present invention should not be limited thereto, that the particular features, structures, materials or characteristics described may be combined in any suitable manner in any one or more embodiments or examples, and that modifications, substitutions, variations or the like, which are not inventive and may be made by those skilled in the art without departing from the principle and spirit of the present invention and without departing from the scope of the claims.

Claims (9)

1. The utility model provides a frame production transfer machine, includes workshop (18), roll table (23) and girder (25), its characterized in that: a girder overturning station (2) and a girder welding station (3) are arranged in the workshop (18) according to the flowing sequence;

the girder overturning station (2) comprises roller frames (201), overturning frames (202), an opening (203), an overturning ground rail (204), a hydraulic jacking column (205) and a roller way (23), wherein the overturning frames (202) are positioned in the center of the girder overturning station (2), double-layer roller frames (201) are connected between the overturning frames (202), the overturning frames (202) are connected with the output end of an overturning motor (206) at the bottom through a transmission mechanism, the top end of the hydraulic jacking column (205) is connected with the bottom end of the overturning frame (202), the whole overturning frame (202) can move on the overturning ground rail (204), and the overturning frame (202) is provided with the opening (203);

girder welding station (3) move case (303), welding arm (304), welding arm including welding ground rail (301), fixed arm (302), fixed arm and move case (305), roll table (23), the both sides of roll table (23) are provided with welding ground rail (301), sliding connection has the fixed arm to move case (303) and welding arm and moves case (305) on welding ground rail (301), the fixed arm moves case (303) and welding arm and moves and be provided with fixed arm (302) and welding arm (304) on case (305) respectively.

2. The frame production line according to claim 1, characterized in that: the preface of roll table (23) is girder point and fixes station (1), girder point and fix station (1) is including goods shelves (101), goods shelves move rail (102), arc clamp plate (103), roll table (23) are the track of automatic on-line transportation girder (25), goods shelves (101) are multilayer framework and can move rail (102) and go up the slip on the goods shelves, goods shelves (101) are located one side of roll table (23), arc clamp plate (103) set up on roll table (23), and the head end can be changed according to the shape of girder (25).

3. The frame production line according to claim 1, characterized in that: the workshop (18) is further provided with a frame assembling station (6), a frame drilling station (7), a suspension mounting station (8), a suspension locking station (9), an axle mounting station (10), a tire mounting station (11), a tire locking station (12), a circuit mounting station (13), an accessory mounting station (14), an air circuit mounting station (15), a circuit and air tightness detection station (16) and a frame offline station (17) in sequence according to an automatic line production sequence behind the girder shape correcting station (5).

4. The frame production line according to claim 1, characterized in that: the workshop (18) is integrally supported by an I-beam (19), and a movable crown block (20) is arranged above the automatic line.

5. The frame production line according to claim 1, characterized in that: a pressing surface (22) with the same width as that of the girder (25) is arranged on the roller way (23), and an adjustable pressing block (21) is arranged at the rear end of the pressing surface (22).

6. The frame production line according to claim 1, characterized in that: two groups of girder overturning stations (2) and girder welding stations (3) are arranged behind a girder point-fixing station (1) in the workshop (18), and a girder overturning repairing station (4) is arranged behind the girder welding station (3) in the second group.

7. The frame production line according to claim 6, wherein: be provided with girder school shape station (5) behind girder upset repair station (4), girder school shape station (5) are including school shape A face (501), school shape B face (502), control panel (503), school shape case (504), school shape station column roller (505) be provided with school shape station column roller (505) with it to the heart on the flowing water direction of roll table (23), the both sides of school shape station column roller (505) are provided with school shape A face (501) and school shape B face (502) respectively, the below fixedly connected with school shape case (504) of school shape station column roller (505), school shape case (504) are provided with control panel (503) on school shape B face (502) one side.

8. The frame production line according to claim 1, characterized in that: a support (24) is arranged below the roller way (23) for supporting, and the height of the support (24) can be adjusted.

9. The frame production line according to claim 1, characterized in that: the width of the opening (203) is larger than that of the crossbeam (25).

Images