Automobile sheet metal part stamping device with auxiliary positioning structure

Abstract

The automobile sheet metal part stamping device with the auxiliary positioning structure comprises a workbench, an annular groove is formed in one side of the top of the workbench, a feeding assembly is movably arranged in the annular groove, the feeding assembly is fixedly connected with an output shaft of a stepping motor, the stepping motor is fixedly installed in the workbench, and the stepping motor is fixedly connected with the workbench. A positioning assembly is slidably arranged on the other side of the top of the workbench, a positioning block fixedly connected with the workbench is arranged on the opposite side of the positioning assembly, and a pushing air cylinder is fixedly connected to the middle of the top end of the workbench. A vertical plate is fixedly connected to one end of the top of the workbench, a conveying mechanism is movably arranged on the vertical plate, a supporting frame is fixedly connected to one side of the top end of the vertical plate, a stamping cylinder is fixedly installed on the side, away from the vertical plate, of the supporting frame, and the stamping cylinder is arranged at the top between the positioning assembly and the positioning block.

Description

Technical Field

[0001] The invention relates to the technical field of mechanical equipment, in particular to an automobile sheet metal stamping device with an auxiliary positioning structure. Background Art

[0002] Stamping is a comprehensive cold processing technology for metal sheets, including shearing, punching, cutting, compounding, folding, welding, riveting, splicing and forming. In the manufacturing process of automobiles, many sheet metal parts are needed, such as transmission shaft connecting flanges, which are usually produced by stamping, so a stamping device is needed.

[0003] At present, during the stamping process of the transmission shaft connecting flange sheet metal, manual loading and adjustment clamping are still required, which makes it impossible to quickly position the automobile sheet metal parts, which is time-consuming and labor-intensive and has low work efficiency. For this reason, we propose an automobile sheet metal stamping device with an auxiliary positioning structure to solve the above problems. Summary of the invention

[0004] The object of the present invention is to provide an automobile sheet metal stamping device with an auxiliary positioning structure to solve the problems raised in the above-mentioned background technology.

[0005] To achieve the above-mentioned purpose, the present invention provides the following technical solutions: an automobile sheet metal stamping device with an auxiliary positioning structure, comprising a workbench, an annular groove is provided on one side of the top of the workbench, a feeding assembly is movably provided in the annular groove, the feeding assembly is fixedly connected to the output shaft of a stepper motor, the stepper motor is fixedly installed in the workbench, a positioning assembly is slidably provided on the other side of the top of the workbench, a positioning block fixedly connected to the workbench is provided on the opposite side of the positioning assembly, and a push cylinder is fixedly connected to the middle of the top of the workbench;

[0006] One end of the top of the workbench is fixedly connected to a vertical plate, a transmission mechanism is movably provided on the vertical plate, one side of the top of the vertical plate is fixedly connected to a support frame, a stamping cylinder is fixedly installed on the side of the support frame away from the vertical plate, and the stamping cylinder is arranged at the top between the positioning assembly and the positioning block.

[0007] Preferably, a material dropping chute is provided at the top of one end of the workbench close to the positioning assembly, and a collection box is fixedly connected to the end of the workbench close to the positioning assembly.

[0008] Preferably, the feeding assembly includes a chassis, an outer cylinder, a guide groove, a threaded rod, a support bar, a connecting plate, and an internal threaded ring. One end of the connecting plate is fixedly connected to the output shaft of the stepper motor, and the other end of the connecting plate is fixedly connected to the chassis. The top of the chassis is fixedly connected to the outer cylinder. A threaded rod is rotatably installed in the outer cylinder, and the bottom end of the threaded rod is fixedly connected to a servo motor. The outside of the threaded rod is connected to an internal threaded ring through a threaded structure, and the arc-shaped outer wall of the internal threaded ring is fixedly connected to a plurality of support bars. One side of the support bar is slidably arranged in the guide groove, and the guide groove is provided on the outer cylinder.

[0009] Preferably, at least three support bars are evenly distributed around the circumference, and the chassis and the connecting plate are movably disposed in the annular groove.

[0010] Preferably, the transmission mechanism includes a servo motor, an active connecting rod, a transmission connecting rod, a sliding plate, a vertical slide groove, an L-shaped guide slide groove, a sliding rod, a suction assembly, and an inclined slide. The servo motor is fixedly installed on one side of the vertical plate, the output shaft of the servo motor is fixedly connected to one end of the active connecting rod, the other end of the active connecting rod is hinged to one end of the transmission connecting rod, and the other end of the transmission connecting rod is hinged to the middle part of one end of the sliding plate, the sliding plate is slidably arranged in the vertical slide groove, and the vertical slide groove is opened on the other side of the vertical plate, and an L-shaped guide slide groove is opened on the inner wall of the vertical slide groove, one side of the sliding rod is slidably engaged in the L-shaped guide slide groove, and the other side of the sliding rod is slidably sleeved on the inclined slide, and the inclined slide is opened on the sliding plate, and the end of the sliding rod away from the L-shaped guide slide groove is fixedly connected to the suction assembly.

[0011] Preferably, one side of the sliding rod is fixedly sleeved with an anti-slip ring, and the anti-slip ring is arranged outside the sliding plate. The other side of the sliding rod is fixedly sleeved with an anti-slip slider, and the anti-slip slider is slidably engaged in the L-shaped guide groove.

[0012] Preferably, the suction assembly includes a support plate, an externally threaded barrel, an adjusting nut, a rotating joint, a sliding rod, a disc, a spring, and a suction cup. One end of the support plate is fixedly connected to the end of the sliding rod, and the other side of the support plate is sleeved on the externally threaded barrel via a threaded structure. The top of the externally threaded barrel is fixedly installed with a rotating joint, the top of the externally threaded barrel is fixedly sleeved on the adjusting nut, the bottom end of the externally threaded barrel is slidingly sleeved on the sliding rod, the bottom end of the sliding rod is coaxially fixedly connected to the disc, one end face of the disc is fixedly connected to one end of the spring, the other end of the spring is fixedly connected to the bottom end of the externally threaded barrel, and the other end face edge of the disc is fixedly connected to a plurality of suction cups.

[0013] Preferably, the positioning assembly includes a tightening cylinder, an active clamping block, an active connecting rod, a linkage slide, a driven connecting rod, and an auxiliary clamping block. The tightening cylinder is fixedly installed at the bottom of one side of the vertical plate, and the driving end of the tightening cylinder is fixedly connected to the active clamping block. The active clamping blocks are respectively hinged to one end of the active connecting rod, and the other end of the active connecting rod is respectively hinged to the linkage slide. The linkage slide is respectively hinged to one end of the driven connecting rod, and the other end of the driven connecting rod is respectively hinged to the auxiliary clamping block. The linkage slide and the auxiliary clamping block are respectively slidably connected to the top of the workbench.

[0014] Preferably, the active clamping block and the positioning block are symmetrically arranged, the active clamping block and the auxiliary clamping block are respectively provided with hinge interfaces, the auxiliary clamping block is symmetrically arranged with the active clamping block as a symmetry line, the active connecting rod is symmetrically arranged with the active clamping block as a symmetry line, and the active connecting rod and the driven connecting rod are symmetrically arranged with the linkage slide as a symmetry line.

[0015] Preferably, a punching head is installed on the driving end of the punching cylinder via a threaded structure, and an arc plate is fixedly connected to the driving end of the push cylinder.

[0016] Compared with the prior art, the present invention has the following beneficial effects:

[0017] 1. The blanks of the transmission shaft connecting flange are supported and stacked by the feeding assembly, and the automatic feeding of the blanks is realized by cooperating with the stepping motor;

[0018] 2. The blank is transported by the transmission mechanism, and the blank is transmitted between the positioning component and the positioning block. Then the positioning component cooperates with the positioning block to assist in positioning the blank to ensure the accuracy of the blank position;

[0019] 3. The punching cylinder cooperates with the punching head to punch the blank. After the punching is completed, the push cylinder cooperates with the arc plate to push the punched workpiece. Finally, the punched workpiece slides into the collection box through the blanking chute for collection, thereby reducing the manpower for manual loading and adjustment and improving work efficiency. BRIEF DESCRIPTION OF THE DRAWINGS

[0020] Figure 1 It is a schematic diagram of the structure of the present invention;

[0021] Figure 2 It is a structural schematic diagram of another viewing angle of the present invention;

[0022] Figure 3 It is a schematic diagram of the structure of the material suction component in the present invention;

[0023] Figure 4 It is a schematic diagram of the enlarged structure of the vertical chute position in the present invention;

[0024] Figure 5 It is a schematic diagram of the structure of the feeding component in the present invention;

[0025] Figure 6 It is a schematic diagram of the support bar structure in the present invention;

[0026] Figure 7 It is a schematic diagram of the enlarged structure of the positioning component in the present invention.

[0027] In the figure: workbench 1, blanking chute 101, vertical plate 2, annular groove 3, feeding assembly 4, chassis 41, outer cylinder 42, guide groove 43, threaded rod 44, support bar 45, connecting plate 46, internal thread ring 47, transmission mechanism 5, servo motor 51, active connecting rod 52, transmission connecting rod 53, sliding plate 54, vertical chute 55, L-shaped guide chute 56, sliding rod 57, anti-slip ring 571, anti-slip slider 572, suction assembly 58, support plate 581, external threaded tube 582, adjusting nut 583, rotary joint 584, slide rod 585, disc 586, spring 587, suction cup 588, inclined slide 59, positioning block 6, pushing cylinder 7, arc plate 71, positioning assembly 8, tightening cylinder 81, active clamping block 82, active connecting rod 83, linkage slide 84, driven connecting rod 85, auxiliary clamping block 86, stamping cylinder 9, support frame 10, collection box 11. DETAILED DESCRIPTION

[0028] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present invention.

[0029] Example 1

[0030] Reference Figure 1 , 2 , which is the first embodiment of the present invention, and provides an automobile sheet metal stamping device with an auxiliary positioning structure, including a workbench 1, a ring groove 3 is opened on one side of the top of the workbench 1, and a feeding assembly 4 is movably arranged in the ring groove 3. A plurality of feeding assemblies 4 are evenly arranged on the circumference of the ring groove 3, so that position switching can be realized. The feeding assembly 4 is fixedly connected to the output shaft of the stepper motor, and the stepper motor is fixedly installed in the workbench 1. A positioning assembly 8 is slidably provided on the other side of the top of the workbench 1, and a positioning block 6 fixedly connected to the workbench 1 is provided on the opposite side of the positioning assembly 8. A push cylinder 7 is fixedly connected to the middle of the top of the workbench 1;

[0031] One end of the top of the workbench 1 is fixedly connected to the vertical plate 2, and a transmission mechanism 5 is movably provided on the vertical plate 2. One side of the top of the vertical plate 2 is fixedly connected to the support frame 10. A punching cylinder 9 is fixedly installed on the side of the support frame 10 away from the vertical plate 2. The punching cylinder 9 is arranged at the top between the positioning assembly 8 and the positioning block 6.

[0032] The annular blanks of the transmission shaft connecting flange are stacked in sequence and sleeved on the feeding component 4. At the same time, the annular blanks are located in the annular groove 3. The transmission mechanism 5 works to adsorb and feed the annular blanks. The annular blanks finally fall onto the workbench 1 under the action of gravity. Then the positioning component 8 works to cooperate with the positioning block 6 to assist in positioning the annular blanks. Then the stamping cylinder 9 works to drive the stamping head 91 to cooperate with the stamping module fixedly installed on the top of the workbench 1 to perform stamping work. After the stamping is completed, the positioning component 8 retracts and disengages from the limit on the workpiece. The pushing cylinder 7 works to drive the fixed arc plate 71 to move toward the collection box 11. The arc plate 71 pushes the stamped workpiece from the blanking chute 101 to slide into the collection box 11 for collection.

[0033] Example 2

[0034] Reference Figure 1-7 , which is the second embodiment of the present invention, and is based on the previous embodiment. Specifically, a blanking chute 101 is provided on the top of one end of the workbench 1 close to the positioning assembly 8, and a collection box 11 is fixedly connected to the end of the workbench 1 close to the positioning assembly 8. When the push cylinder 7 works, the push cylinder 7 drives the fixed arc plate 71 to move toward the collection box 11, and the arc plate 71 pushes the stamped workpiece to slide from the blanking chute 101 into the collection box 11 for collection.

[0035] Specifically, the feeding assembly 4 includes a chassis 41, an outer cylinder 42, a guide groove 43, a threaded rod 44, a support bar 45, a connecting plate 46, and an internal threaded ring 47. One end of the connecting plate 46 is fixedly connected to the output shaft of the stepper motor, and the other end of the connecting plate 46 is fixedly connected to the chassis 41. The top of the chassis 41 is fixedly connected to the outer cylinder 42. A threaded rod 44 is rotatably installed in the outer cylinder 42. The bottom end of the threaded rod 44 is fixedly connected to a servo motor. The outer surface of the threaded rod 44 is sleeved with an internal threaded ring 47 through a threaded structure. The arc-shaped outer wall of the internal threaded ring 47 is fixedly connected to a plurality of support bars 45. One side of the support bar 45 is slidably arranged in the guide groove 43. The guide groove 43 is provided on the outer cylinder 42.

[0036] Furthermore, at least three support bars 45 are evenly distributed around the circumference, and the bottom plate 41 and the connecting plate 46 are both movably disposed in the annular groove 3 .

[0037] The annular blanks of the transmission shaft connecting flange are stacked in sequence and sleeved on the feeding assembly 4. The annular blanks are stacked in sequence and sleeved on the outer cylinder 42. At the same time, the annular blanks are located in the annular groove 3. The transmission mechanism 5 works to adsorb and feed the annular blanks. The suction cup 588 of the suction assembly 58 adsorbs the annular blanks on the top layer. After the annular blanks on the top layer are adsorbed, the servo motor works to drive the threaded rod 44 to rotate, the threaded rod 44 drives the internal threaded ring 47 to move, and the internal threaded ring 47 drives the fixed support bar 45 to lift, and the support bar 45 drives the supported annular blanks to lift, thereby lifting the stacked annular blanks, which is convenient for feeding the stacked annular blanks in sequence. When all the annular blanks outside an outer cylinder 42 are fed, the stepper motor works to drive the connecting plate 46 to rotate in a circle, and then the outer cylinder 42 is switched, which is convenient for continuous feeding.

[0038] Specifically, the transmission mechanism 5 includes a servo motor 51, an active connecting rod 52, a transmission connecting rod 53, a sliding plate 54, a vertical slide groove 55, an L-shaped guide slide groove 56, a sliding rod 57, a suction assembly 58, and an inclined sliding mouth 59. The servo motor 51 is fixedly installed on one side of the vertical plate 2, the output shaft of the servo motor 51 is fixedly connected to one end of the active connecting rod 52, the other end of the active connecting rod 52 is hinged to one end of the transmission connecting rod 53, the other end of the transmission connecting rod 53 is hinged to the middle part of one end of the sliding plate 54, the sliding plate 54 is slidably arranged in the vertical slide groove 55, the vertical slide groove 55 is opened on the other side of the vertical plate 2, the inner wall of the vertical slide groove 55 is opened, one side of the sliding rod 57 is slidably engaged in the L-shaped guide slide groove 56, the other side of the sliding rod 57 is slidably sleeved on the inclined sliding mouth 59, the inclined sliding mouth 59 is opened on the sliding plate 54, and the end of the sliding rod 57 away from the L-shaped guide slide groove 56 is fixedly connected to the suction assembly 58.

[0039] Furthermore, one side of the sliding rod 57 is fixedly sleeved with an anti-slip ring 571 , which is arranged outside the sliding plate 54 , and the other side of the sliding rod 57 is fixedly sleeved with an anti-slip slider 572 , which is slidably engaged in the L-shaped guide groove 56 .

[0040] Furthermore, the suction assembly 58 includes a support plate 581, an externally threaded barrel 582, an adjusting nut 583, a rotating joint 584, a sliding rod 585, a disc 586, a spring 587, and a suction cup 588. One end of the support plate 581 is fixedly connected to the end of the sliding rod 57, and the other side of the support plate 581 is sleeved with the externally threaded barrel 582 through a threaded structure. The top of the externally threaded barrel 582 is fixedly installed with a rotating joint 584, the top of the externally threaded barrel 582 is fixedly sleeved with the adjusting nut 583, the bottom end of the externally threaded barrel 582 is slidably sleeved with the sliding rod 585, the bottom end of the sliding rod 585 is coaxially fixedly connected to the disc 586, one end face of the disc 586 is fixedly connected to one end of the spring 587, the other end of the spring 587 is fixedly connected to the bottom end of the externally threaded barrel 582, and the edge of the other end face of the disc 586 is fixedly connected to a plurality of suction cups 588, and the suction cups 588 are vacuum suction cups.

[0041] The transmission mechanism 5 works to suck and feed the annular blank. The suction cup 588 of the suction assembly 58 sucks the annular blank on the top layer. The servo motor 51 is powered on and works. The servo motor 51 drives the fixed active connecting rod 52 to swing in a circle. The active connecting rod 52 drives the hinged transmission connecting rod 53 to swing. The transmission connecting rod 53 drives the sliding plate 54 hinged at the end to slide back and forth in the vertical slide groove 55. The sliding plate 54 moves in a vertical direction. Figure 1 When moving to the right, the sliding rod 57 of the sliding sleeve is driven to move synchronously, and the sliding rod 57 moves along the track of the L-shaped guide groove 56 at the same time, and the sliding rod 57 cooperates with the inclined sliding mouth 59 of the Y-shaped structure to lift the sliding rod 57, and the sliding rod 57 drives the support plate 581 to lift, and the support plate 581 drives the adsorbed annular blank to lift, and then the sliding plate 54 drives the sliding rod 57 to move toward the right side along the track of the L-shaped guide groove 56 to the end and then stops, that is, the annular blank is located at the top of the positioning component 8, and then the suction cup 588 is deactivated and loses suction, and the annular blank falls onto the workbench 1 under the action of gravity.

[0042] Specifically, the positioning assembly 8 includes a tightening cylinder 81, an active clamping block 82, an active connecting rod 83, a linkage slide 84, a driven connecting rod 85, and an auxiliary clamping block 86. The tightening cylinder 81 is fixedly installed at the bottom of one side of the vertical plate 2, and the driving end of the tightening cylinder 81 is fixedly connected to the active clamping block 82. The active clamping block 82 is respectively hinged to one end of the active connecting rod 83, and the other end of the active connecting rod 83 is respectively hinged to the linkage slide 84. The linkage slide 84 is respectively hinged to one end of the driven connecting rod 85, and the other end of the driven connecting rod 85 is respectively hinged to the auxiliary clamping block 86. The linkage slide 84 and the auxiliary clamping block 86 are respectively slidably connected to the top of the workbench 1.

[0043] Furthermore, the active clamping block 82 is symmetrically arranged with the positioning block 6, and hinge interfaces are respectively opened on the active clamping block 82 and the auxiliary clamping block 86. The auxiliary clamping block 86 is symmetrically arranged with the active clamping block 82 as the symmetry line, the active connecting rod 83 is symmetrically arranged with the active clamping block 82 as the symmetry line, and the active connecting rod 83 and the driven connecting rod 85 are symmetrically arranged with the linkage slide 84 as the symmetry line.

[0044] The tightening cylinder 81 of the positioning assembly 8 works, and the tightening cylinder 81 drives the active clamping block 82 to move toward the positioning block 6. The active clamping block 82 drives the hinged active connecting rod 83 to swing. The active connecting rod 83 drives the hinged linkage slide 84 to move toward the positioning block 6. The linkage slide 84 then drives the hinged driven connecting rod 85 to swing. The driven connecting rod 85 drives the hinged auxiliary clamping block 86 to move synchronously. The active clamping block 82 and the auxiliary clamping block 86 cooperate with the positioning block 6 to clamp and position the annular blank. Then the stamping cylinder 9 works to drive the stamping head 91 to cooperate with the stamping module fixedly installed on the top of the workbench 1 to perform stamping work. After the stamping is completed, the tightening cylinder 81 of the positioning assembly 8 retracts, and the tightening cylinder 81 drives the active clamping block 82 and the auxiliary clamping block 86 to move in the direction away from the positioning block 6. When the limit distance is reached, the pushing cylinder 7 works to feed and collect the workpiece after stamping.

[0045] Specifically, a punch head 91 is installed on the driving end of the punch cylinder 9 through a threaded structure, and an arc plate 71 is fixedly connected to the driving end of the push cylinder 7 .

[0046] Example 3

[0047] Reference Figure 1-7 , which is the third embodiment of the present invention. This embodiment is based on the above two embodiments. When in use, the annular blanks of the transmission shaft connecting flange are stacked in sequence and sleeved on the feeding component 4, and the annular blanks are stacked in sequence and sleeved on the outer cylinder 42. At the same time, the annular blanks are located in the annular groove 3, and the transmission mechanism 5 works to adsorb and feed the annular blanks. The suction cup 588 of the suction component 58 adsorbs the annular blanks on the top layer. The servo motor 51 is powered on and works. The servo motor 51 drives the fixed active connecting rod 52 to swing in a circle. The active connecting rod 52 drives the hinged transmission connecting rod 53 to swing. The transmission connecting rod 53 drives the sliding plate 54 hinged at the end to slide back and forth in the vertical slide groove 55. The sliding plate 54 moves to the vertical groove 55. Figure 1When moving to the right, the sliding rod 57 of the sliding sleeve is driven to move synchronously, and the sliding rod 57 moves along the track of the L-shaped guide slot 56 at the same time, and the sliding rod 57 cooperates with the inclined sliding mouth 59 of the Y-shaped structure to lift the sliding rod 57, and the sliding rod 57 drives the supporting plate 581 to lift, and the supporting plate 581 drives the adsorbed annular blank to lift, and then the sliding plate 54 drives the sliding rod 57 to move toward the right along the track of the L-shaped guide slot 56 to the end and then stops, that is, the annular blank is located at the top of the positioning component 8, and then the suction cup 588 is cut off and loses suction, and the annular blank falls onto the workbench 1 under the action of gravity, and then the positioning component 8 works, and cooperates with the positioning block 6 to assist in positioning the annular blank, and the tightening cylinder 81 of the positioning component 8 works, and the tightening cylinder 81 drives the active clamping block 82 to move toward the positioning block 6, and the active clamping block 82 drives the hinged active connecting rod 83 to swing The active connecting rod 83 drives the hinged linkage slide 84 to move toward the positioning block 6, and the linkage slide 84 then drives the hinged driven connecting rod 85 to swing, and the driven connecting rod 85 drives the hinged auxiliary clamping block 86 to move synchronously, and the active clamping block 82 and the auxiliary clamping block 86 cooperate with the positioning block 6 to clamp and position the annular blank, and then the stamping cylinder 9 works to drive the stamping head 91 to cooperate with the stamping module fixedly installed on the top of the workbench 1 to perform stamping work. After the stamping is completed, the tightening cylinder 81 of the positioning assembly 8 retracts, and the tightening cylinder 81 drives the active clamping block 82 and the auxiliary clamping block 86 to move in the direction away from the positioning block 6. When the limit distance is reached, the pushing cylinder 7 works, and the pushing cylinder 7 drives the fixed arc plate 71 to move toward the collection box 11. The arc plate 71 pushes the stamped workpiece from the blanking chute 101 to slide into the collection box 11 for collection.

[0048] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A stamping device for automobile sheet metal parts with an auxiliary positioning structure, comprising a workbench (1), characterized in that: An annular groove (3) is provided on one side of the top of the workbench (1), a feeding assembly (4) is movably provided in the annular groove (3), the feeding assembly (4) is fixedly connected to the output shaft of a stepper motor, the stepper motor is fixedly installed in the workbench (1), a positioning assembly (8) is slidably provided on the other side of the top of the workbench (1), a positioning block (6) fixedly connected to the workbench (1) is provided on the opposite side of the positioning assembly (8), and a pushing cylinder (7) is fixedly connected to the middle of the top of the workbench (1); One end of the top of the workbench (1) is fixedly connected to a vertical plate (2), a transmission mechanism (5) is movably provided on the vertical plate (2), one side of the top of the vertical plate (2) is fixedly connected to a support frame (10), a punching cylinder (9) is fixedly installed on the side of the support frame (10) away from the vertical plate (2), and the punching cylinder (9) is arranged at the top between the positioning assembly (8) and the positioning block (6).

2. The automobile sheet metal stamping device with an auxiliary positioning structure according to claim 1, characterized in that: A material dropping chute (101) is provided at the top of one end of the workbench (1) close to the positioning assembly (8), and a collection box (11) is fixedly connected to the end of the workbench (1) close to the positioning assembly (8).

3. The automobile sheet metal stamping device with an auxiliary positioning structure according to claim 1, characterized in that: The feeding assembly (4) comprises a chassis (41), an outer cylinder (42), a guide groove (43), a threaded rod (44), a support bar (45), a connecting plate (46), and an internal threaded ring (47). One end of the connecting plate (46) is fixedly connected to the output shaft of the stepping motor, and the other end of the connecting plate (46) is fixedly connected to the chassis (41). The top end of the chassis (41) is fixedly connected to the outer cylinder (42). A threaded rod (44) is rotatably installed in the outer cylinder (42). The bottom end of the threaded rod (44) is fixedly connected to a servo motor. The outer surface of the threaded rod (44) is sleeved with the internal threaded ring (47) through a threaded structure. The arc-shaped outer wall of the internal threaded ring (47) is fixedly connected to a plurality of support bars (45). One side of the support bar (45) is slidably arranged in the guide groove (43). The guide groove (43) is provided on the outer cylinder (42).

4. The automobile sheet metal stamping device with an auxiliary positioning structure according to claim 3, characterized in that: At least three support bars (45) are evenly distributed around the circumference, and the base plate (41) and the connecting plate (46) are movably disposed in the annular groove (3).

5. The automobile sheet metal stamping device with an auxiliary positioning structure according to claim 1, characterized in that: The transmission mechanism (5) comprises a servo motor (51), an active connecting rod (52), a transmission connecting rod (53), a sliding plate (54), a vertical slide groove (55), an L-shaped guide slide groove (56), a sliding rod (57), a suction assembly (58), and an inclined slide (59). The servo motor (51) is fixedly installed on one side of the vertical plate (2). The output shaft of the servo motor (51) is fixedly connected to one end of the active connecting rod (52). The other end of the active connecting rod (52) is hinged to one end of the transmission connecting rod (53). The other end of the transmission connecting rod (53) is hinged to the sliding plate. (54), the sliding plate (54) is slidably arranged in a vertical slide groove (55), the vertical slide groove (55) is opened on the other side of the vertical plate (2), the inner wall of the vertical slide groove (55) is opened with an L-shaped guide slide groove (56), one side of the sliding rod (57) is slidably engaged in the L-shaped guide slide groove (56), and the other side of the sliding rod (57) is slidably sleeved in an oblique slide opening (59), and the oblique slide opening (59) is opened on the sliding plate (54), and the end of the sliding rod (57) away from the L-shaped guide slide groove (56) is fixedly connected to the suction component (58).

6. The automobile sheet metal stamping device with an auxiliary positioning structure according to claim 5, characterized in that: One side of the sliding rod (57) is fixedly sleeved with an anti-slip ring (571), and the anti-slip ring (571) is arranged outside the sliding plate (54). The other side of the sliding rod (57) is fixedly sleeved with an anti-slip sliding block (572), and the anti-slip sliding block (572) is slidably engaged in the L-shaped guide sliding groove (56).

7. The automobile sheet metal stamping device with an auxiliary positioning structure according to claim 6, characterized in that: The suction assembly (58) comprises a support plate (581), an externally threaded barrel (582), an adjusting nut (583), a rotating joint (584), a sliding rod (585), a disc (586), a spring (587), and a suction cup (588). One end of the support plate (581) is fixedly connected to the end of the sliding rod (57). The other side of the support plate (581) is sleeved with the externally threaded barrel (582) via a threaded structure. The top end of the externally threaded barrel (582) is fixedly installed with a rotating joint (584). 4), the top of the externally threaded tube (582) is fixedly sleeved with an adjusting nut (583), the bottom end of the externally threaded tube (582) is slidably sleeved with a sliding rod (585), the bottom end of the sliding rod (585) is coaxially fixedly connected to a disc (586), one end surface of the disc (586) is fixedly connected to one end of a spring (587), the other end of the spring (587) is fixedly connected to the bottom end of the externally threaded tube (582), and the other end surface edge of the disc (586) is fixedly connected to a plurality of suction cups (588).

8. The automobile sheet metal stamping device with an auxiliary positioning structure according to claim 1, characterized in that: The positioning assembly (8) comprises a tightening cylinder (81), an active clamping block (82), an active connecting rod (83), a linkage slide (84), a driven connecting rod (85), and an auxiliary clamping block (86). The tightening cylinder (81) is fixedly mounted on the bottom of one side of the vertical plate (2). The driving end of the tightening cylinder (81) is fixedly connected to the active clamping block (82). The active clamping block (82) is respectively hinged to one end of the active connecting rod (83). The other end of the active connecting rod (83) is respectively hinged to the linkage slide (84). The linkage slide (84) is respectively hinged to one end of the driven connecting rod (85). The other end of the driven connecting rod (85) is respectively hinged to the auxiliary clamping block (86). The linkage slide (84) and the auxiliary clamping block (86) are respectively slidably connected to the top of the workbench (1).

9. The automobile sheet metal stamping device with an auxiliary positioning structure according to claim 8, characterized in that: The active clamping block (82) is symmetrically arranged with the positioning block (6); hinge interfaces are respectively provided on the active clamping block (82) and the auxiliary clamping block (86); the auxiliary clamping block (86) is symmetrically arranged with the active clamping block (82) as a symmetry line; the active connecting rod (83) is symmetrically arranged with the active clamping block (82) as a symmetry line; the active connecting rod (83) and the driven connecting rod (85) are symmetrically arranged with the linkage slide (84) as a symmetry line.

10. The automobile sheet metal stamping device with an auxiliary positioning structure according to claim 1, characterized in that: The driving end of the punching cylinder (9) is mounted with a punching head (91) via a threaded structure, and the driving end of the push cylinder (7) is fixedly connected with an arc plate (71).

Images