CN117183961B - High-strength automobile rear anti-collision beam - Google Patents
High-strength automobile rear anti-collision beam Download PDFInfo
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- CN117183961B CN117183961B CN202311216859.1A CN202311216859A CN117183961B CN 117183961 B CN117183961 B CN 117183961B CN 202311216859 A CN202311216859 A CN 202311216859A CN 117183961 B CN117183961 B CN 117183961B
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- 230000007246 mechanism Effects 0.000 claims abstract description 78
- 230000003014 reinforcing effect Effects 0.000 claims abstract description 27
- 238000003466 welding Methods 0.000 claims abstract description 13
- 238000012545 processing Methods 0.000 claims abstract description 10
- 230000001360 synchronised effect Effects 0.000 claims description 6
- 230000005540 biological transmission Effects 0.000 claims description 5
- 230000000149 penetrating effect Effects 0.000 claims description 3
- 238000000034 method Methods 0.000 abstract description 4
- 230000008569 process Effects 0.000 abstract description 3
- 238000007493 shaping process Methods 0.000 abstract 1
- 238000005452 bending Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 230000009471 action Effects 0.000 description 2
- 238000006073 displacement reaction Methods 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 1
- 238000010521 absorption reaction Methods 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000002146 bilateral effect Effects 0.000 description 1
- 230000006378 damage Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000002828 fuel tank Substances 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 239000000725 suspension Substances 0.000 description 1
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/10—Internal combustion engine [ICE] based vehicles
- Y02T10/40—Engine management systems
Abstract
The invention discloses a high-strength rear anti-collision beam of an automobile, and relates to the technical field of rear anti-collision beams of automobiles. Including girder, energy-absorbing corbel and reinforcing plate, the girder sets up to hollow form, the rectangle leads to the groove has been seted up to the surface of girder, the reinforcing plate is connected with the girder interlude through the rectangle leads to the groove, the terminal surface of reinforcing plate and the surface fixed connection of energy-absorbing corbel, the terminal surface of energy-absorbing corbel and the surface welding of girder, the reinforcing plate that sets up between girder and the energy-absorbing corbel, can make the holding surface of back crashproof roof beam wider, and then make the stress point grow of back crashproof roof beam, thereby realize the purpose that the intensity of back crashproof roof beam grow, crashproof roof beam welding process shaping behind the high strength car, crashproof roof beam processing equipment includes the bottom plate, fixture and pushing mechanism, fixture and fixture can make the girder obtain abundant fixing, make more stable when the energy-absorbing corbel welds.
Description
Technical Field
The invention belongs to the technical field of automobile rear anti-collision beams, and particularly relates to a high-strength automobile rear anti-collision beam.
Background
The rear impact beam of an automobile is an important component in the structure of a vehicle, usually located at the rear of the vehicle. The transverse beam is a transverse beam with higher strength, is connected with the vehicle bodies at two sides of the vehicle, and is responsible for absorbing and dispersing impact force during rear collision. The rear impact beam is typically made of steel, and sometimes high strength aluminum materials. The design and shape of the rear impact beam may vary depending on the manufacturer and the vehicle model, and its primary function is to absorb and disperse impact forces in the event of a rear impact of the vehicle to reduce or minimize injuries to occupants and the vehicle. The impact force generated by collision is slowed down through deformation energy absorption, so that the impact force transmission in a vehicle is reduced, the rigidity of the rear part of the vehicle can be increased through the existence of the rear anti-collision beam, so that better passenger safety protection capability is provided, and important structures of the vehicle such as a fuel tank, a rear vehicle body, rear wheel suspension and the like can be protected through the installation of the rear anti-collision beam.
The anti-collision beam behind ordinary car is when the great impact force of reply, hardly guarantees personnel's safety in the car, and anti-collision beam behind the car of consequently high strength then has the security, but comparatively loaded down with trivial details when welding behind the car of high strength at present, because anti-collision beam is the arc, hardly fixes the girder when welding, and under the fixed insecure circumstances of girder, then be unfavorable for the welding or other operations of energy-absorbing corbel, and the anti-collision beam welding equipment behind the car can't carry out the operation to a plurality of not equidimension, the back anti-collision beam of different grade type at present.
Disclosure of Invention
Aiming at the problems in the related art, the invention provides a high-strength automobile rear anti-collision beam, which aims to overcome the problems in the prior art, and comprises a main beam, an energy-absorbing supporting beam and a reinforcing plate, wherein the main beam is hollow, a rectangular through groove is formed in the outer surface of the main beam, the reinforcing plate is connected with the main beam in a penetrating way through the rectangular through groove, the end surface of the reinforcing plate is fixedly connected with the outer surface of the energy-absorbing supporting beam, and the end surface of the energy-absorbing supporting beam is welded with the outer surface of the main beam;
the high-strength automobile rear anti-collision beam is formed by welding and processing through anti-collision beam processing equipment, the anti-collision beam processing equipment comprises a bottom plate, a clamping mechanism, a fixing mechanism and a pushing mechanism, the clamping mechanism, the fixing mechanism and the pushing mechanism are all positioned on the upper surface of the bottom plate, and the rear anti-collision beam is placed on the upper surface of the clamping mechanism;
the clamping mechanism comprises a frame, the inside upper surface fixedly connected with first fixing base of frame, the inner wall of first fixing base rotates and is connected with first pivot, the one end of first pivot is connected with the lateral wall rotation of frame, and the first pivot is located the surface fixedly connected with band pulley between first fixing base and the frame lateral wall, and the one end fixedly connected with first bevel gear of frame lateral wall is kept away from to first pivot, the interior bottom wall rotation of frame is connected with first lead screw, the surface fixedly connected with second bevel gear of first lead screw, the flank of tooth of first bevel gear meshes with the flank of tooth of second bevel gear, the threaded surface threaded connection of first lead screw has the lifter, the surface of both sides all articulates there are the push rod around the lifter, two logical grooves have been seted up to the symmetry around the top of frame, two the inner wall in logical groove all articulates, two the surface of clamping jaw articulates with the top of two push rods respectively.
Further, the number of the clamping mechanisms is two, the two clamping mechanisms are fixedly connected to the upper surface of the bottom plate, a first motor is arranged on the outer surface of a frame in one clamping mechanism, the first motor is fixedly arranged on the upper surface of the bottom plate through a mounting seat, an output shaft of the first motor is fixedly connected with one end of a first rotating shaft, the two clamping mechanisms are symmetrically arranged left and right, and the circumferential surfaces of belt pulleys in the two clamping mechanisms are connected with a synchronous belt in a common transmission mode.
Further, the quantity of fixed establishment has two, and two fixed establishment symmetry sets up the upper surface at the bottom plate, fixed establishment includes the T shaped plate, the T shaped plate is the handstand setting, and the quantity of T shaped plate has two, two the T shaped plate is bilateral symmetry setting and the equal fixed connection in the upper surface of bottom plate in the bottom, two the equal fixedly connected with slide rail in top of T shaped plate, the top of slide rail is provided with the base, the equal fixedly connected with slider in the corner of base bottom, a plurality of the inner wall of slider respectively with the surface sliding connection of two slide rails.
Further, the method comprises the steps of: the bottom threaded connection of base has the second lead screw, the both ends of second lead screw all rotate and are connected with the supporting seat, two the bottom of supporting seat all is connected with the upper surface fixed of bottom plate, the second lead screw is located between two T shaped plates, the rear side of T shaped plate is provided with the second motor, the second motor passes through the upper surface of mount pad fixed mounting at the bottom plate, the output shaft of second motor and the one end fixed connection of second lead screw, the equal fixedly connected with slide bar of front and back both sides of base upper surface, the top of base is provided with shape seat, two the surface of slide bar all with the inner wall sliding connection of shape seat bottom, the upper surface fixedly connected with cylinder of base, the output and the bottom fixed connection of shape seat of cylinder.
Further, the inside of shape seat is provided with first double-pole cylinder, the output fixedly connected with shape anchor clamps of first double-pole cylinder, the external surface fixedly connected with T shape connecting piece of shape anchor clamps one end is kept away from to the double-pole cylinder, the T shape connecting piece is horizontal setting, and the inner wall fixedly connected with spliced pole of T shape connecting piece horizontal segment, the both ends of spliced pole rotate with the inner wall of shape seat upper and lower both sides respectively and be connected, the spliced pole is located the surface fixedly connected with worm wheel between T shape connecting piece and the shape seat bottom, the lateral wall rotation of shape seat is connected with the worm, the screw surface of worm meshes with the flank of tooth of worm wheel, the inside upper surface fixedly connected with second fixing base of shape seat, the inner wall of second fixing base is rotated with the one end of worm and is connected, the other end of worm runs through the lateral wall fixedly connected with hand wheel of shape seat, the arc wall has been seted up to the bottom of shape seat, the bottom fixedly connected with bracing piece of first double-pole cylinder, the surface of bracing piece bottom and the inner wall and the arc sliding connection of arc groove.
Further, the pushing mechanism comprises a side plate, the outer surface fixedly connected with support of curb plate, the bottom of curb plate and support all is connected with the upper surface fixed of bottom plate, the top fixedly connected with apron of support, the top of apron is provided with the second double-pole cylinder, the output fixedly connected with propelling movement case of second double-pole cylinder, the surface that propelling movement case one end was kept away from to the second double-pole cylinder and the outer surface fixed connection of curb plate, the bottom of propelling movement case and the top sliding connection of apron.
Further, the terminal surface that the second double-rod cylinder was kept away from to the propelling movement case sets up for the opening, and the inside lateral wall fixedly connected with of propelling movement case two guide arms that up-and-down symmetry set up, two the surface of guide arm is sliding connection has the slide jointly, the surface of slide and the common fixedly connected with spring between the inner wall of propelling movement case.
Further, the sliding plate is provided with a clamping group which is vertically symmetrical, the clamping group comprises two incomplete gears which are symmetrically arranged, the circumferential surfaces of the two incomplete gears are fixedly connected with first connecting rods, connecting rods are hinged between the two first connecting rods together, one end of each connecting rod, which is far away from each first connecting rod, is fixedly connected with a clamping plate, the outer surfaces of the left side and the right side of the front end of the sliding plate are hinged with two second connecting rods which are symmetrically arranged, the other ends of the two second connecting rods are respectively hinged with the middle positions of the outer surfaces of the left side and the right side of the connecting rods, one side of the sliding plate is provided with a forward and backward rotating motor, and an output shaft of the forward and backward rotating motor is fixedly connected with the outer surfaces of the incomplete gears; the upper and lower incomplete gears on the same side of the slide plate are meshed with each other.
The invention has the following beneficial effects: 1. according to the invention, the contact surface between the main beam and the energy-absorbing supporting beam is widened through the reinforcing plate arranged between the main beam and the energy-absorbing supporting beam, and the stress surface of the energy-absorbing supporting beam is wider at the same time, so that when the rear anti-collision beam collides, the reinforcing plate can disperse the force born by the energy-absorbing supporting beam, and the reinforcing effect of the rear anti-collision beam is realized.
2. According to the invention, through the arrangement of the clamping mechanism, the main beam can be primarily fixed after being placed on the upper surface of the clamping mechanism, and through the mutual cooperation work among the lifting block, the push rod and the clamping jaw, the primary fixing effect on the main beams with different sizes and different bending degrees can be realized.
3. The main beam can be further fixed through the arrangement of the fixing mechanism, and the fixing mechanism has the functions of transverse displacement, longitudinal displacement and angle adjustment, and can fix the main beams with different sizes and different bending degrees.
4. According to the invention, through the mutual matching work of the clamping mechanism and the fixing mechanism, the main beam can be firmly fixed on the upper surface of the clamping mechanism, and the insertion of a subsequent reinforcing plate and the welding of the energy-absorbing supporting beam are facilitated.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the invention, the drawings that are needed for the description of the embodiments will be briefly introduced below, it being obvious that the drawings in the following description are only some embodiments of the invention, and that other drawings can be obtained according to these drawings without inventive effort for a person skilled in the art.
Fig. 1 is a schematic diagram of the overall structure of the present invention.
Fig. 2 is a schematic structural view of the clamping mechanism of the present invention.
FIG. 3 is a schematic view of the fixing mechanism of the present invention.
Fig. 4 is a schematic view of a part of the structure of the fixing mechanism of the present invention.
Fig. 5 is a schematic structural view of the pushing mechanism of the present invention.
Fig. 6 is an enlarged schematic view of fig. 5 a in accordance with the present invention.
Fig. 7 is a schematic view of a part of the structure of the pushing mechanism of the present invention.
Fig. 8 is a schematic structural view of a rear impact beam according to the present invention.
In the drawings, the list of components represented by the various numbers is as follows: 1. a bottom plate; 2. a clamping mechanism; 201. a frame; 202. a first fixing seat; 203. a first rotating shaft; 204. a belt wheel; 205. a first bevel gear; 206. a first lead screw; 207. a second bevel gear; 208. a lifting block; 209. a push rod; 210. a through groove; 211. a clamping jaw; 3. a fixing mechanism; 301. a T-shaped plate; 302. a slide rail; 303. a base; 304. a slide block; 305. a second lead screw; 306. a support base; 307. a second motor; 308. a slide bar; 309. shaped seat; 310. a cylinder; 311. a first double-rod cylinder; 312. shaped clamps; 313. a T-shaped connector; 314. a connecting column; 315. a worm wheel; 316. a worm; 317. the second fixing seat; 318. a hand wheel; 319. an arc-shaped groove; 320. a support rod; 4. a pushing mechanism; 401. a side plate; 402. a bracket; 403. a cover plate; 404. a second double-rod cylinder; 405. a pushing box; 406. a guide rod; 407. a spring; 408. a slide plate; 409. an incomplete gear; 410. a first link; 411. a connecting rod; 412. a clamping plate; 413. a second link; 414. a forward and reverse rotation motor; 5. a rear bumper beam; 501. a main beam; 502. energy-absorbing corbels; 503. a reinforcing plate; 504. rectangular through grooves; 6. a synchronous belt; 7. a first motor.
Detailed Description
The following description of the technical solutions in the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is apparent that the described embodiments are only some embodiments of the present invention, not all embodiments. All other embodiments, based on the embodiments in the invention, which a person of ordinary skill in the art would obtain without inventive faculty, are within the scope of the invention.
Referring to fig. 8, a high-strength automobile rear bumper beam 5 comprises a main beam 501, an energy-absorbing supporting beam 502 and a reinforcing plate 503, wherein the main beam 501 is hollow, a rectangular through groove 504 is formed in the outer surface of the main beam 501, the reinforcing plate 503 is connected with the main beam 501 in a penetrating manner through the rectangular through groove 504, the end surface of the reinforcing plate 503 is fixedly connected with the outer surface of the energy-absorbing supporting beam 502, the end surface of the energy-absorbing supporting beam 502 is welded with the outer surface of the main beam 501, the supporting surface of the rear bumper beam 5 can be wider through the reinforcing plate 503 arranged between the main beam 501 and the energy-absorbing supporting beam 502, and the stress point of the rear bumper beam 5 is enlarged, so that the strength of the rear bumper beam 5 is increased.
Referring to fig. 1, the high-strength automobile rear anti-collision beam 5 is formed by welding processing through anti-collision beam processing equipment, the anti-collision beam processing equipment comprises a bottom plate 1, a clamping mechanism 2, a fixing mechanism 3 and a pushing mechanism 4, the clamping mechanism 2, the fixing mechanism 3 and the pushing mechanism 4 are all located on the upper surface of the bottom plate 1, the rear anti-collision beam 5 is placed on the upper surface of the clamping mechanism 2, when welding is needed, the main beam 501 is placed on the upper surface of the clamping mechanism 2, the main beam 501 is initially fixed by the clamping mechanism 2, then the main beam 501 is further fixed by the fixing mechanism 3, the problem that the main beam 501 shakes in the welding process can be avoided through the double fixing effect of the clamping mechanism 2 and the fixing mechanism 3, then one end of the reinforcing plate 503 is pushed into a rectangular through groove 504 of the main beam 501 by the pushing mechanism 4 until the end face of the reinforcing plate 503 abuts against the inner wall of the main beam 501, meanwhile, the end face of the main beam 502 is attached to the outer surface of the main beam 501, and then the main beam 501 is firmly welded.
Referring to fig. 2, the clamping mechanism 2 includes a frame 201, a first fixing seat 202 is fixedly connected to an upper surface inside the frame 201, a first rotating shaft 203 is rotatably connected to an inner wall of the first fixing seat 202, one end of the first rotating shaft 203 is rotatably connected to a side wall of the frame 201, a belt pulley 204 is fixedly connected to an outer surface of the first rotating shaft 203 between the first fixing seat 202 and the side wall of the frame 201, a first bevel gear 205 is fixedly connected to an inner bottom wall of the frame 201, a first lead screw 206 is rotatably connected to an outer surface of the first lead screw 206, a second bevel gear 207 is fixedly connected to an outer surface of the first lead screw 206, a tooth surface of the first bevel gear 205 is meshed with a tooth surface of the second bevel gear 207, a lifting block 208 is in threaded connection with a threaded surface of the first lead screw 206, push rods 209 are hinged to outer surfaces of front and rear sides of the lifting block 208, two through grooves 210 are symmetrically provided in front and rear of a top of the frame 201, clamping jaws 211 are hinged to inner walls of the two through grooves 210, and outer surfaces of the two clamping jaws 211 are hinged to top ends of the two push rods 209 respectively.
After the first rotating shaft 203 drives the first bevel gear 205 to rotate, the first bevel gear 205 drives the second bevel gear 207 and the first lead screw 206 to rotate, and at this time, the lifting block 208 moves upwards on the threaded surface of the first lead screw 206, and then the lifting block 208 can push the clamping jaws 211 through the push rod 209, so that the top ends of the two clamping jaws 211 simultaneously move inwards, the clamping jaws 211 clamp the main beam 501, and the effect of primarily fixing the main beam 501 is realized.
Referring to fig. 1, two clamping mechanisms 2 are provided, the two clamping mechanisms 2 are fixedly connected to the upper surface of the base plate 1, a first motor 7 is arranged on the outer surface of a frame 201 in one clamping mechanism 2, the first motor 7 is fixedly installed on the upper surface of the base plate 1 through a mounting seat, an output shaft of the first motor 7 is fixedly connected with one end of one first rotating shaft 203, the two clamping mechanisms 2 are symmetrically arranged left and right, a synchronous belt 6 is connected to the circumferential surfaces of pulleys 204 in the two clamping mechanisms 2 in a common transmission manner, the first rotating shaft 203 is driven to rotate by the first motor 7, and then the first rotating shafts 203 in the two clamping mechanisms 2 are simultaneously rotated through the transmission connection of the synchronous belt 6, so that the two clamping mechanisms 2 can simultaneously clamp a main beam 501.
Referring to fig. 3, the number of the fixing mechanisms 3 is two, the two fixing mechanisms 3 are symmetrically arranged on the upper surface of the bottom plate 1, the fixing mechanisms 3 comprise T-shaped plates 301, the T-shaped plates 301 are arranged in an inverted mode, the number of the T-shaped plates 301 is two, the two T-shaped plates 301 are symmetrically arranged left and right and the bottoms of the two T-shaped plates are fixedly connected to the upper surface of the bottom plate 1, the tops of the two T-shaped plates 301 are fixedly connected with sliding rails 302, bases 303 are arranged above the sliding rails 302, sliding blocks 304 are fixedly connected to corners of the bottoms of the bases 303, inner walls of the sliding blocks 304 are respectively connected with the outer surfaces of the two sliding rails 302 in a sliding mode, the bases 303 can slide back and forth on the tops of the T-shaped plates 301 through sliding connection between the sliding blocks 304 and the sliding rails 302, and the front and back positions of the fixing mechanisms 3 are used for adjusting the main beams 501 with different bending degrees.
Referring to fig. 3, a second lead screw 305 is screwed at the bottom of the base 303, two ends of the second lead screw 305 are rotatably connected with supporting seats 306, bottoms of the two supporting seats 306 are fixedly connected with the upper surface of the bottom plate 1, the second lead screw 305 is located between the two T-shaped plates 301, a second motor 307 is arranged at the rear side of the T-shaped plates 301, the second motor 307 is fixedly installed on the upper surface of the bottom plate 1 through an installation seat, an output shaft of the second motor 307 is fixedly connected with one end of the second lead screw 305, sliding rods 308 are fixedly connected to the front side and the rear side of the upper surface of the base 303, -shaped seats 309 are arranged above the base 303, the outer surfaces of the two sliding rods 308 are slidably connected with the inner walls of the bottoms of the -shaped seats 309, an air cylinder 310 is fixedly connected to the upper surface of the base 303, the output end of the air cylinder 310 is fixedly connected with the bottoms of the -shaped seats 309, the second motor 307 can drive the second lead screw 305 to rotate, then the base 303 can move back and forth through rotation of the second lead screw 305, the air cylinder 310 can enable the -shaped seats 309 to move up and down, and down through the sliding rods and the guide seats 309.
Referring to fig. 3 and 4, a first double-rod cylinder 311 is disposed in the -shaped seat 309, an output end of the first double-rod cylinder 311 is fixedly connected with a -shaped clamp 312, an outer surface of one end of the parallel-rod cylinder 310 far away from the -shaped clamp 312 is fixedly connected with a T-shaped connecting piece 313, the T-shaped connecting piece 313 is transversely disposed, an inner wall of a horizontal section of the T-shaped connecting piece 313 is fixedly connected with a connecting column 314, two ends of the connecting column 314 are respectively and rotatably connected with inner walls of upper and lower sides of the -shaped seat 309, an outer surface of the connecting column 314 between the bottoms of the T-shaped connecting piece 313 and the -shaped seat 309 is fixedly connected with a worm gear 315, a side wall of the -shaped seat 309 is rotatably connected with a worm 316, a threaded surface of the worm 316 is meshed with a tooth surface of the worm gear 315, an upper surface of the inner portion of the -shaped seat 309 is fixedly connected with a second fixing seat 317, an inner wall of the second fixing seat 317 is rotatably connected with one end of the worm 316, the other end of the worm 316 penetrates through a side wall of the -shaped seat 309, a hand wheel 318 is fixedly connected with the bottom of the -shaped seat 309, an arc groove 319 is formed in the bottom of the -shaped seat 309, an outer surface of the support bar is fixedly connected with a support bar 320, a support bar 320 is fixedly connected with a bottom of the support bar 320, and the outer surface of the support bar 320 is fixedly connected with the bottom of the support bar 320.
The worm 316 is rotated manually by rotating the hand wheel 318, then the worm 316 drives the worm wheel 315 and the connecting column 314 to rotate, the first double-rod cylinder 311 can rotate by taking the connecting column 314 as the center through the T-shaped connecting piece 313, the auxiliary rotating function is carried out on the first double-rod cylinder 311 through the sliding fit of the supporting rod 320 and the inner wall of the arc-shaped groove 319, and when the first double-rod cylinder 311 rotates, the angle of the opening of the -shaped clamp 312 can be adjusted, so that the main beams 501 with different radians can be fixed.
Referring to fig. 5, the pushing mechanism 4 includes a side plate 401, the outer surface of the side plate 401 is fixedly connected with a bracket 402, the bottoms of the side plate 401 and the bracket 402 are fixedly connected with the upper surface of the bottom plate 1, the top of the bracket 402 is fixedly connected with a cover plate 403, a second double-rod air cylinder 404 is arranged above the cover plate 403, the output end of the second double-rod air cylinder 404 is fixedly connected with a pushing box 405, the outer surface of one end of the second double-rod air cylinder 404, far away from the pushing box 405, is fixedly connected with the outer surface of the side plate 401, the bottom of the pushing box 405 is slidably connected with the top of the cover plate 403, the pushing box 405 can move back and forth on the upper surface of the cover plate 403 through the second double-rod air cylinder 404, and the back and forth movement of the pushing box 405 can achieve the pushing purpose of the reinforcing plate 503.
Referring to fig. 5, 6 and 7, the end surface of the pushing box 405 far away from the second double-rod air cylinder 404 is an opening, two guide rods 406 which are vertically symmetrically arranged are fixedly connected to the side wall inside the pushing box 405, the outer surfaces of the two guide rods 406 are connected with a sliding plate 408 in a sliding manner, a spring 407 is fixedly connected between the outer surface of the sliding plate 408 and the inner wall of the pushing box 405, the sliding plate 408 can slide on the outer surface of the guide rod 406, the sliding plate 408 can be always located on one side of the pushing box 405 through the elastic force of the spring 407, and when the pushing mechanism 4 pushes the reinforcing plate 503 into the rectangular through groove 504 of the main beam 501, the reinforcing plate 503 can push to the inside of the main beam 501 through the collision between the inclined surface of the reinforcing plate 503 and the side wall of the rectangular through groove 504, and meanwhile the sliding plate 408 is driven to move.
Referring to fig. 7, a vertically symmetrical clamping group is provided on a sliding plate 408, the clamping group includes two symmetrically arranged incomplete gears 409, the circumferential surfaces of the two incomplete gears 409 are fixedly connected with a first connecting rod 410, the two first connecting rods 410 are hinged with a connecting rod 411 together, one end of the connecting rod 411 away from the first connecting rod 410 is fixedly connected with a clamping plate 412, the outer surfaces of the left and right sides of the front end of the sliding plate 408 are hinged with two symmetrically arranged second connecting rods 413, the other ends of the two second connecting rods 413 are respectively hinged with the middle positions of the outer surfaces of the left and right sides of the connecting rod 411, one side of the sliding plate 408 is provided with a forward and reverse rotation motor 414, and an output shaft of the forward and reverse rotation motor 414 is fixedly connected with the outer surfaces of the incomplete gears 409 in the lower clamping group.
The upper and lower incomplete gears 409 on the same side of the sliding plate 408 are meshed with each other, one of the incomplete gears 409 is driven to rotate by the forward and reverse rotation motor 414, the number of rotations of the forward and reverse rotation motor 414 is completely controlled so that the two incomplete gears 409 can always keep a meshed state, then the upper and lower groups of clamping plates 412 can be mutually close through the linkage action among the first connecting rod 410, the second connecting rod 413 and the connecting rod 411, the action of clamping the reinforcing plate 503 is realized, and then the pushing box 405 is pushed forward by the second double-rod air cylinder 404, so that the reinforcing plate 503 is pushed into the rectangular sliding groove of the main beam 501.
In the working process, the main beam 501 is firstly placed on the upper surface of the clamping mechanism 2, then the first rotating shaft 203 is driven by the first motor 7 to rotate, the two clamping mechanisms 2 are simultaneously used for primarily fixing the main beam 501 through the synchronous belt 6 between the two first rotating shafts 203, then the positions of the -shaped clamps 312 are adjusted through the second motor 307, the air cylinder 310 and the hand wheel 318, the two fixing mechanisms 3 on the upper surface of the bottom plate 1 are simultaneously adjusted, then the horizontal section on the lower side of the -shaped clamp 312 is pushed into the main beam 501 through the first double-rod air cylinder 311, then the air cylinder 310 drives the -shaped clamp 312 to be pressed down, the secondary fixing of the main beam 501 is completed, after the main beam 501 is firmly fixed, the improved energy-absorbing branch beam 502 is clamped by the pushing mechanism 4 and pushed into the rectangular through groove 504 of the main beam 501, and finally the connecting surface between the energy-absorbing branch beam 502 and the main beam 501 is welded by welding equipment.
In the description of the present invention, it should be understood that the terms "open," "upper," "lower," "top," "middle," "inner," and the like indicate an orientation or positional relationship, merely for convenience of description and to simplify the description, and do not indicate or imply that the components or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be construed as limiting the invention.
The above disclosed preferred embodiments of the invention are merely intended to help illustrate the invention. The preferred embodiments are not intended to be exhaustive or to limit the invention to the precise form disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the invention and the practical application, to thereby enable others skilled in the art to best understand and utilize the invention. The invention is limited only by the claims and the full scope and equivalents thereof.
Claims (4)
1. The utility model provides a crashproof roof beam behind high strength car, includes girder (501), energy-absorbing corbel (502) and reinforcing plate (503), its characterized in that: the main beam (501) is arranged to be hollow, a rectangular through groove (504) is formed in the outer surface of the main beam (501), the reinforcing plate (503) is connected with the main beam (501) in a penetrating mode through the rectangular through groove (504), the end face of the reinforcing plate (503) is fixedly connected with the outer surface of the energy-absorbing branch beam (502), and the end face of the energy-absorbing branch beam (502) is welded with the outer surface of the main beam (501);
the high-strength automobile rear anti-collision beam is formed by welding and processing through anti-collision beam processing equipment, the anti-collision beam processing equipment comprises a bottom plate (1), a clamping mechanism (2), a fixing mechanism (3) and a pushing mechanism (4), the clamping mechanism (2), the fixing mechanism (3) and the pushing mechanism (4) are all positioned on the upper surface of the bottom plate (1), and a rear anti-collision beam (5) is placed on the upper surface of the clamping mechanism (2);
the clamping mechanism (2) comprises a frame (201), a first fixing seat (202) is fixedly connected to the upper surface of the inside of the frame (201), a first rotating shaft (203) is rotatably connected to the inner wall of the first fixing seat (202), one end of the first rotating shaft (203) is rotatably connected with the side wall of the frame (201), a belt wheel (204) is fixedly connected to the outer surface of the first rotating shaft (203) between the first fixing seat (202) and the side wall of the frame (201), a first bevel gear (205) is fixedly connected to one end of the first rotating shaft (203) far away from the side wall of the frame (201), a first lead screw (206) is rotatably connected to the inner bottom wall of the frame (201), a second bevel gear (207) is fixedly connected to the outer surface of the first lead screw (206), the tooth surface of the first bevel gear (205) is meshed with the tooth surface of the second bevel gear (207), lifting blocks (208) are in threaded connection with the thread surfaces of the first lead screw (206), push rods (209) are hinged to the outer surfaces of the front side and rear sides of the first rotating shaft (203), two clamping jaws (211) are hinged to the top surfaces of the two clamping jaws (211) respectively;
the number of the fixing mechanisms (3) is two, the two fixing mechanisms (3) are symmetrically arranged on the upper surface of the bottom plate (1), the fixing mechanisms (3) comprise T-shaped plates (301), the T-shaped plates (301) are arranged in an inverted mode, the number of the T-shaped plates (301) is two, the two T-shaped plates (301) are symmetrically arranged left and right and the bottoms of the T-shaped plates are fixedly connected to the upper surface of the bottom plate (1), sliding rails (302) are fixedly connected to the tops of the two T-shaped plates (301), bases (303) are arranged above the sliding rails (302), sliding blocks (304) are fixedly connected to corners of the bottoms of the bases (303), and the inner walls of the sliding blocks (304) are respectively in sliding connection with the outer surfaces of the two sliding rails (302);
the bottom of base (303) is connected with second lead screw (305) in a threaded manner, two ends of second lead screw (305) are respectively connected with supporting seats (306) in a rotating manner, the bottoms of two supporting seats (306) are respectively fixedly connected with the upper surface of bottom plate (1), second lead screw (305) is positioned between two T-shaped plates (301), the rear side of each T-shaped plate (301) is provided with a second motor (307), the second motors (307) are fixedly arranged on the upper surface of bottom plate (1) through mounting seats, an output shaft of each second motor (307) is fixedly connected with one end of each second lead screw (305), slide bars (308) are respectively fixedly connected to the front side and the rear side of the upper surface of base (303), -shaped seats (309) are respectively arranged above each base (303), the outer surfaces of two slide bars (308) are respectively connected with the inner wall of the bottom of each -shaped seat (309), the upper surface of each base (303) is fixedly connected with an air cylinder (310), and the output end of each air cylinder (310) is fixedly connected with the bottom of each -shaped seat (309);
the inside of shape seat (309) is provided with first double-pole cylinder (311), the output fixedly connected with shape anchor clamps (312) of first double-pole cylinder (311), the surface fixedly connected with T shape connecting piece (313) of parallel bars cylinder (310) one end of keeping away from shape anchor clamps (312), T shape connecting piece (313) are horizontal setting, and the inner wall fixedly connected with spliced pole (314) of T shape connecting piece (313) horizontal segment, the both ends of spliced pole (314) rotate with the inner wall of shape seat (309) upper and lower both sides respectively and are connected, and outer surface fixedly connected with worm wheel (315) between T shape connecting piece (313) and shape seat (309) bottom are located to spliced pole (314), the side wall of the -shaped seat (309) is rotationally connected with a worm (316), the threaded surface of the worm (316) is meshed with the tooth surface of a worm wheel (315), the upper surface inside the -shaped seat (309) is fixedly connected with a second fixing seat (317), the inner wall of the second fixing seat (317) is rotationally connected with one end of the worm (316), the other end of the worm (316) penetrates through the side wall of the -shaped seat (309) and is fixedly connected with a hand wheel (318), the bottom of the -shaped seat (309) is provided with an arc-shaped groove (319), the bottom of the first double-rod cylinder (311) is fixedly connected with a supporting rod (320), the outer surface of the bottom of the supporting rod (320) is in sliding connection with the inner wall of the arc-shaped groove (319);
push mechanism (4) are including curb plate (401), the surface fixedly connected with support (402) of curb plate (401), the bottom of curb plate (401) and support (402) all with the last surface fixed connection of bottom plate (1), the top fixedly connected with apron (403) of support (402), the top of apron (403) is provided with second double-pole cylinder (404), the output fixedly connected with propelling movement case (405) of second double-pole cylinder (404), the surface that propelling movement case (405) one end was kept away from to second double-pole cylinder (404) and the surface fixed connection of curb plate (401), the top sliding connection of the bottom of propelling movement case (405) and apron (403).
2. A high strength automotive rear impact beam as claimed in claim 1, wherein: the number of the clamping mechanisms (2) is two, the two clamping mechanisms (2) are fixedly connected to the upper surface of the bottom plate (1), a first motor (7) is arranged on the outer surface of a frame (201) in one clamping mechanism (2), the first motor (7) is fixedly arranged on the upper surface of the bottom plate (1) through a mounting seat, an output shaft of the first motor (7) is fixedly connected with one end of a first rotating shaft (203), the two clamping mechanisms (2) are symmetrically arranged left and right, and the circumferential surfaces of pulleys (204) in the two clamping mechanisms (2) are jointly connected with a synchronous belt (6) in a transmission mode.
3. A high strength automotive rear impact beam as claimed in claim 1, wherein: the end face, far away from the second double-rod air cylinder (404), of the pushing box (405) is provided with an opening, two guide rods (406) which are arranged symmetrically up and down are fixedly connected to the side wall inside the pushing box (405), sliding plates (408) are connected to the outer surfaces of the two guide rods (406) in a sliding mode, and springs (407) are fixedly connected between the outer surfaces of the sliding plates (408) and the inner wall of the pushing box (405).
4. A high strength automotive rear impact beam as claimed in claim 3, wherein: the device is characterized in that a clamping group which is vertically symmetrical is arranged on the sliding plate (408), the clamping group comprises two incomplete gears (409) which are symmetrically arranged, the circumferential surfaces of the incomplete gears (409) are fixedly connected with first connecting rods (410), connecting rods (411) are hinged between the two first connecting rods (410) together, one ends of the connecting rods (411) far away from the first connecting rods (410) are fixedly connected with clamping plates (412), the outer surfaces of the left side and the right side of the front end of the sliding plate (408) are hinged with two second connecting rods (413) which are symmetrically arranged, the other ends of the two second connecting rods (413) are respectively hinged with the middle positions of the outer surfaces of the left side and the right side of the connecting rods (411), one side of the sliding plate (408) is provided with a forward-reverse rotating motor (414), and an output shaft of the forward-reverse rotating motor (414) is fixedly connected with the outer surfaces of the incomplete gears (409); the upper and lower incomplete gears (409) on the same side of the slide plate (408) are meshed with each other.
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| CN202311216859.1A CN117183961B (en) | 2023-09-20 | 2023-09-20 | High-strength automobile rear anti-collision beam |
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| CN202311216859.1A CN117183961B (en) | 2023-09-20 | 2023-09-20 | High-strength automobile rear anti-collision beam |
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| CN117183961B true CN117183961B (en) | 2024-03-15 |
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| CN117399885B (en) * | 2023-12-13 | 2024-02-23 | 博尔德南通汽车零部件有限公司 | Clamp for welding automobile anti-collision beam |
| CN117600724B (en) * | 2024-01-23 | 2024-04-05 | 天津华翔汽车金属部件有限公司 | Welding set that car anticollision roof beam processing was used |
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| CN112193189A (en) * | 2020-10-10 | 2021-01-08 | 宁波昌扬机械工业有限公司 | Novel high-efficiency energy-absorbing automobile rear anti-collision beam |
| CN213135613U (en) * | 2020-07-27 | 2021-05-07 | 江苏利华之光汽车配件有限公司 | Welding device for automobile anti-collision beam |
| CN112974057A (en) * | 2021-03-01 | 2021-06-18 | 周绍奎 | Automobile anti-collision beam machining equipment |
| CN213945367U (en) * | 2020-10-21 | 2021-08-13 | 苏州市锦捷金属制品有限公司 | Welding device for processing new energy automobile anti-collision beam |
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2023
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20130109584A (en) * | 2012-03-28 | 2013-10-08 | 주식회사 성우하이텍 | A bumper beam unit for vehicles |
| CN210454723U (en) * | 2019-08-08 | 2020-05-05 | 旭东汽车零部件制造(南通)有限公司 | Automobile anti-collision beam with firm structure |
| CN213135613U (en) * | 2020-07-27 | 2021-05-07 | 江苏利华之光汽车配件有限公司 | Welding device for automobile anti-collision beam |
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