Automobile body-in-white automobile door edge covering and pressing device

Abstract

The invention relates to the field of automobile part machining equipment, in particular to an automobile body-in-white automobile door covered edge press-fit device which comprises a supporting table, an automobile door is arranged on the supporting table, covered edges are arranged at the two ends of the automobile door, a pressing block is arranged over the automobile door, two vertical plates are oppositely arranged at the two ends of the supporting table, and a two-way screw and a sliding rod are arranged in the supporting table. The two vertical plates are in threaded connection with the two ends of the two-way screw correspondingly and are in sliding connection with the sliding rods, two connecting plates are arranged at the top ends of the vertical plates, trapezoidal blocks are arranged on the lower end faces of the connecting plates, the connecting plates and the trapezoidal blocks are connected through springs, and extension plates are arranged on the sides, close to the trapezoidal blocks, of the pressing blocks correspondingly. An inclined face is arranged at the end, close to the trapezoid block, of the extending plate and is parallel to the plane corresponding to the bevel edge of the trapezoid block, and a pressing block is fixedly connected to the lower portion of the trapezoid block. A vehicle door is fixed through the pressing block, then the two pressing blocks get close to each other along the inclined face, the bending and pressing processes are achieved, and the working efficiency is effectively improved.

Description

Technical Field

[0001] The invention relates to the field of automobile parts processing equipment, in particular to an automobile body-in-white door hemming pressing device. Background Art

[0002] The automobile manufacturing industry is an important indicator to measure the level of economic development of a country and is the embodiment of a comprehensive technology. With the rapid development of my country's automobile industry, people have higher and higher requirements on the appearance quality of automobiles. The car door is composed of inner panels, outer panels and other components. In order to combine the inner and outer panels and other components, it is necessary to fold the outer door panel and then wrap the inner door panel.

[0003] For related technologies, please refer to the patent application with publication number CN102059294A, which discloses a hydraulic press for door hemming, including: a slide rail formed by a transverse slide rail and a longitudinal slide rail intersecting vertically; a first mobile workbench group and a second mobile workbench group arranged on the slide rail and capable of sliding on the slide rail, wherein each mobile workbench group includes at least two mobile workbenches. This application can reduce the frequency of repeated installation-disassembly-installation by operators, so it is easier to realize flow operation in the industry and improve production efficiency. In addition, due to the small footprint of the hemming machine with this structure, the installation area of ​​the factory building can be saved.

[0004] With respect to the above-mentioned related technologies, the process of pressing the inner and outer panels of a car usually includes two steps: 45° bending and 90° pressing. The existing pressing device usually performs the two steps separately. First, the edge of the outer panel is bent 45°, and then 90° pressing is performed to achieve the edge pressing of the door. This processing process is relatively cumbersome and affects the efficiency of the car edge pressing. Therefore, there is an urgent need for a car body-in-white door edge pressing device to solve the above-mentioned technical problems. Summary of the invention

[0005] In order to improve work efficiency, the invention provides an edge binding and pressing device for a car body-in-white door.

[0006] The present invention provides a vehicle body-in-white door hemming and pressing device, which adopts the following technical solution: A car body-in-white door hemming and pressing device comprises a support platform, characterized in that: a car door is arranged on the support platform, hemming is arranged at both ends of the car door, a support frame is also arranged on the support platform, a fixed cylinder is arranged above the support frame, a piston rod of the fixed cylinder passes through the support frame and is fixedly connected with a pressing block, the pressing block is located directly above the car door, two vertical plates are arranged opposite to each other at both ends of the support platform, a bidirectional screw and a sliding rod are arranged inside the support platform, the bidirectional screw and the sliding rod are both extended along the length direction of the support platform, and the bidirectional screw is driven by a motor. The two vertical plates are respectively threadedly connected to the two ends of the bidirectional screw rod, the vertical plate is slidably connected to the sliding rod, two connecting plates are provided at the top of the vertical plate, the connecting plates are arranged on both sides of the vertical plate, and the lower end faces of the connecting plates are provided with trapezoidal blocks, the planes corresponding to the right-angled sides of the trapezoidal blocks are in contact with the vertical plates, the connecting plates and the trapezoidal blocks are connected by springs, the pressing blocks are provided with extension plates on one side close to the trapezoidal blocks, the extension plates are provided with an inclined surface on one end close to the trapezoidal blocks, the inclined surface is parallel to the planes corresponding to the inclined sides of the trapezoidal blocks, and a pressing block is fixedly connected to the bottom of the trapezoidal block.

[0007] By adopting the above technical solution, when the staff needs to perform edge pressing on the car door, the staff starts the fixed cylinder, which drives the pressing block downward to press the car door, and then starts the drive motor, which drives the two vertical plates to move toward each other. At this time, the trapezoidal block moves obliquely downward under the action of the spring and the inclined surface of the extension plate, and realizes the bending and pressing of the door edge through the pressing block. The pressing process is simple and easy to understand, which is conducive to improving work efficiency.

[0008] Optionally, a limiting groove is provided on the vertical plate, and the limiting groove is extended along the height direction of the vertical plate. Limiting blocks are provided on the trapezoidal block and the pressing block, and the limiting blocks are located at the limiting groove.

[0009] By adopting the above technical solution, when the trapezoidal block and the pressing block move downward under the action of the inclined plane, the matching design of the limit block and the limit groove makes their movement process more stable, which is beneficial to improving the stability of the equipment.

[0010] Optionally, a lifting slot is provided at the center of the support platform, a lifting block is slidably connected to the lifting slot of the support platform, a lifting cylinder is provided inside the support platform, the lifting cylinder is vertically arranged, and a piston rod of the lifting cylinder is fixedly connected to the lifting block.

[0011] By adopting the above technical solution, when the edge pressing of the car door is completed, the staff first starts the fixed cylinder to move the pressing block away from the outer panel and the inner panel of the car, and then starts the lifting cylinder. The lifting cylinder drives the lifting block upward, thereby making the inner panel and the outer panel of the car away from the support platform, making it easier for users to take the car door, which is conducive to improving work efficiency.

[0012] Optionally, a fixing groove is provided on the upper end surface of the lifting block, and the fixing groove extends along the height direction of the lifting block. A fixing block is slidably connected in the fixing groove of the lifting block. Two lifting screws are provided in the lifting block, and the fixing block is threadedly connected to the lifting screws. Two gears are provided in the lifting block, and the gears are rotatably connected to the bottom end of the lifting block. Two racks are fixedly connected in the support platform, and the two gears are respectively meshed with the two racks. A connecting rod is provided between adjacent gears and the lifting screw, one end of the connecting rod is connected to the gear through a bevel gear pair, and the other end is connected to the lifting screw through a bevel gear pair.

[0013] By adopting the above technical solution, when the lifting block moves upward, the gear and the rack mesh to rotate the gear, and the rotation of the gear drives the connecting rod to rotate, thereby driving the lifting screw to rotate, and the rotation of the lifting screw drives the fixed block to move up or down in the fixed groove. In the initial state, the lifting block is in a raised state, and the fixed block is located at the top of the fixed groove. At this time, the inner panel and the outer panel of the vehicle are placed on the lifting block, and then the lifting cylinder is started to drive the lifting block downward, thereby driving the fixed block downward in the fixed groove, thereby changing the air pressure inside and outside the fixed groove, thereby adsorbing the car door and further improving the fixing effect; when the car door needs to be taken, the lifting cylinder is started, and the lifting cylinder drives the lifting block upward, thereby driving the fixed block upward, restoring the air pressure inside and outside the fixed groove, eliminating the adsorption effect, so as to remove the car door.

[0014] Optionally, a sealing ring is provided at the fixing groove of the lifting block, and the sealing ring is circumferentially arranged at the top of the fixing groove.

[0015] By adopting the above technical solution and providing a sealing ring, the sealing performance of the fixing groove is further improved, thereby further improving the adsorption effect of the fixing groove on the vehicle door.

[0016] Optionally, a chamfer is provided at the bottom end of the pressing block on one side close to the pressing block.

[0017] By adopting the above technical solution, when the pressing block contacts the edge, the chamfer contacts the edge first, which can effectively avoid damage to the edge by the sharp corner and improve the safety of the equipment.

[0018] Optionally, a window hole for placing a window is opened on the vehicle door, and a clamping block for clamping the window hole is fixedly connected to the upper end surface of the support platform, and the clamping block is located at the window hole of the vehicle door.

[0019] By adopting the above technical solution, when the position of the door needs to be determined, precise positioning can be achieved through the coordinated design of the clamp block and the window hole, which is beneficial to improving the accuracy of the equipment.

[0020] In summary, the present invention includes at least one of the following beneficial technical effects: 1. By setting a support platform, a car door, an edge wrapping, a support frame, a fixed air cylinder, a pressing block, a driving motor, a connecting plate, a trapezoidal block, a spring, an extension plate, an inclined surface and a pressing block, when the staff needs to perform edge wrapping and pressing processing on the car door, the staff starts the fixed air cylinder, and the fixed air cylinder drives the pressing block downward, thereby pressing the car door, and then starts the driving motor, and the driving motor drives the two vertical plates to move toward each other. At this time, the trapezoidal block moves obliquely downward under the action of the spring and the inclined surface of the extension plate, and realizes the bending and pressing of the door edge wrapping through the pressing block. The pressing process is simple and easy to understand, which is conducive to improving work efficiency; 2. By setting the lifting slot, lifting block and lifting cylinder, when the hemming and pressing of the two ends of the door are completed, the staff will first start the fixed cylinder to move the pressing block away from the door, and then start the lifting cylinder. The lifting cylinder drives the lifting block upward, so that the door is away from the support platform, which is convenient for users to take the door, which is conducive to improving work efficiency; 3. By setting the window hole and the card block, when the position of the door needs to be determined, the matching design of the card block and the window hole can achieve precise positioning, which is beneficial to improve the accuracy of the equipment. BRIEF DESCRIPTION OF THE DRAWINGS

[0021] Figure 1 The invention discloses a schematic diagram of the overall structure of an automobile body-in-white door hemming and pressing device.

[0022] Figure 2 The invention discloses a cross-sectional structural diagram of an automobile body-in-white door hemming and pressing device.

[0023] Figure 3 yes Figure 2 Enlarged view of part A.

[0024] Figure 4 yes Figure 2 Enlarged view of part B.

[0025] Figure 5 The present invention is an overall structural diagram of a car body-in-white door hemming and pressing device without a support platform.

[0026] Figure 6 It is the internal structure diagram of the lifting block.

[0027] Explanation of the reference numerals in the accompanying drawings: 1. Support platform; 11. Lifting slot; 12. Lifting block; 121. Fixed slot; 122. Fixed block; 123. Lifting screw; 124. Sealing ring; 125. Gear; 126. Rack; 127. Connecting rod; 13. Lifting cylinder; 2. Door; 21. Exterior panel; 22. Interior panel; 23. Edging; 24. Window hole; 25. Block; 3. Fixing assembly; 31. Support frame; 32. Fixing cylinder; 33. Pressing block; 4. Pressing assembly; 41. Vertical plate; 42. Bidirectional screw; 43. Sliding rod; 44. Driving motor; 45. Connecting plate; 46. Trapezoidal block; 47. Spring; 48. Extension plate; 481. Inclined surface; 49. Pressing block; 491. Chamfer. DETAILED DESCRIPTION

[0028] The present invention is further described in detail below in conjunction with all the accompanying drawings.

[0029] The embodiment of the invention discloses an edge binding and pressing device for a door of a body-in-white of an automobile.

[0030] Reference Figure 1 and Figure 4 A vehicle body-in-white door hemming and pressing device comprises a support platform 1, a vehicle door 2, a fixing component 3 and a pressing component 4, wherein the vehicle door 2 is arranged on the support platform 1, the fixing component 3 is arranged on the support platform 1, and the pressing component 4 is connected to the support platform 1. The support platform 1 supports the vehicle door 2 and other components of the device, the fixing component 3 fixes the position of the vehicle door 2, and the pressing component 4 performs a pressing process on the hemming 23 of the vehicle door 2.

[0031] Reference Figure 2 and Figure 4 The vehicle door 2 includes an outer panel 21 and an inner panel 22. The outer panel 21 is arranged on the support platform 1, and the inner panel 22 is arranged on the outer panel 21. The two ends of the outer panel 21 are provided with edging 23, and the two sides of the inner panel 22 are in contact with the edging 23. The outer panel 21 and the inner panel 22 are both provided with window holes 24 for placing windows. The upper end surface of the support platform 1 is fixedly connected with a clamping block 25 for clamping the window hole 24. The clamping block 25 is located at the window holes 24 of the outer panel 21 and the inner panel 22. When the positions of the inner panel 22 and the outer panel 21 need to be determined, the matching design of the clamping block 25 and the window hole 24 can be used for accurate positioning, which is conducive to improving the accuracy of the equipment.

[0032] Reference Figure 1 The fixing assembly 3 includes a support frame 31 and a fixing cylinder 32. The fixing cylinder 32 is vertically arranged on the upper end surface of the support frame 31. The piston rod of the fixing cylinder 32 passes through the support frame 31 and is coaxially fixedly connected with a pressing block 33. The pressing block 33 is located just above the vehicle inner panel 22. When the vehicle door 2 is placed on the support platform 1, the staff starts the fixing cylinder 32, and the fixing cylinder 32 drives the pressing block 33 downward, thereby fixing the vehicle door 2.

[0033] Reference Figure 1 and Figure 2 A lifting slot 11 is provided at the center of the support platform 1, and a lifting block 12 is slidably connected to the lifting slot 11 of the support platform 1. A lifting cylinder 13 is provided inside the support platform 1, and the lifting cylinder 13 is vertically arranged. The piston rod of the lifting cylinder 13 is fixedly connected to the lifting block 12. After the hemming 23 at both ends of the outer panel 21 and the inner panel 22 are pressed together, the staff first starts the fixed cylinder 32 to move the pressing block 33 away from the outer panel 21 and the inner panel 22, and then starts the lifting cylinder 13. The lifting cylinder 13 drives the lifting block 12 upward, so that the inner panel 22 and the outer panel 21 are away from the support platform 1, which is convenient for users to take the door 2 and is conducive to improving work efficiency.

[0034] Reference Figure 2 and Figure 6 A fixing groove 121 is provided on the upper end surface of the lifting block 12, and the fixing groove 121 is extended along the height direction of the lifting block 12. A fixing block 122 is slidably connected in the fixing groove 121 of the lifting block 12. Two lifting screws 123 are provided in the lifting block 12, and the fixing block 122 is threadedly connected to the lifting screw 123. Two gears 125 are provided in the lifting block 12, and the gear 125 is rotatably connected to the bottom end of the lifting block 12. Two racks 126 are fixedly connected in the support platform 1, and the two gears 125 are respectively meshed with the two racks 126. A connecting rod 127 is provided between adjacent gears 125 and the lifting screw 123, and one end of the connecting rod 127 is connected to the gear 125 through a bevel gear pair, and the other end is connected to the lifting screw 123 through a bevel gear pair.

[0035] Reference Figure 2 and Figure 6 When the lifting block 12 moves upward, the gear 125 meshes with the rack 126 to rotate the gear 125, and the gear 125 rotates to drive the connecting rod 127 to rotate, thereby driving the lifting screw 123 to rotate, and the lifting screw 123 rotates to drive the fixed block 122 to move upward or downward in the fixed groove 121. In the initial state, the lifting block 12 is in a raised state, and the fixed block 122 is located at the top of the fixed groove 121. At this time, the inner plate 22 and the outer plate 21 are placed on the lifting block 12, and then the lifting cylinder 13 is started to drive the lifting block 12 downward, thereby driving the fixed block 122 to move downward in the fixed groove 121, thereby changing the internal and external air pressure of the fixed groove 121, thereby adsorbing the outer plate 21, and further improving the fixing effect; when the car door 2 needs to be taken, the lifting cylinder 13 is started, and the lifting cylinder 13 drives the lifting block 12 upward, thereby driving the fixed block 122 upward, restoring the internal and external air pressure of the fixed groove 121, and eliminating the adsorption effect, so as to remove the car door 2.

[0036] Reference Figure 2 and Figure 3A sealing ring 124 is provided at the fixing groove 121 of the lifting block 12, and the sealing ring 124 is circumferentially arranged at the top of the fixing groove 121. By providing the sealing ring 124, the sealing performance of the fixing groove 121 is further improved, thereby further improving the adsorption effect of the fixing groove 121 on the vehicle door 2.

[0037] Reference Figure 5 The pressing assembly 4 includes two vertical plates 41, which are arranged at the two ends of the support platform 1 relative to each other. A bidirectional screw 42 and a sliding rod 43 are arranged in the support platform 1. The bidirectional screw 42 and the sliding rod 43 are both extended along the length direction of the support platform 1. A driving motor 44 is arranged at one end of the support platform 1. The output shaft of the driving motor 44 is coaxially fixedly connected with the bidirectional screw 42. The two vertical plates 41 are respectively threadedly connected to the two ends of the bidirectional screw 42. The vertical plates 41 are slidably connected with the sliding rod 43. Two connecting plates 45 are horizontally fixedly connected to the top of the vertical plates 41. The connecting plates 45 are arranged on both sides of the vertical plates 41. The lower end surface of the connecting plate 45 is provided with Trapezoidal block 46, the plane corresponding to the right-angled side of the trapezoidal block 46 is fitted with the vertical plate 41, the connecting plate 45 and the trapezoidal block 46 are connected by a spring 47, the pressing block 33 is fixedly connected to the side close to the trapezoidal block 46 with an extension plate 48, the extension plates 48 are all horizontally arranged, and the end of the extension plate 48 close to the trapezoidal block 46 is provided with an inclined surface 481, the inclined surface 481 is parallel to the plane corresponding to the hypotenuse of the trapezoidal block 46, the lower part of the trapezoidal block 46 is fixedly connected with a pressing block 49, the edging 23 is located below the extension plate 48, the upper end surface of the extension plate 48 is lower than the upper end surface of the trapezoidal block 46, and the pressing block 49 is arranged corresponding to the edging 23.

[0038] Reference Figure 1 , Figure 4 and Figure 5 When the staff needs to perform the edge wrapping 23 pressing process on the vehicle door 2, the staff starts the fixed cylinder 32, and the fixed cylinder 32 drives the pressing block 33 downward, thereby pressing the vehicle inner panel 22 and the vehicle outer panel 21, and then starts the driving motor 44, and the driving motor 44 drives the two vertical plates 41 to move toward each other. At this time, the trapezoidal block 46 moves obliquely downward under the action of the spring 47 and the inclined surface 481 of the extension plate 48, and realizes the bending and pressing of the edge wrapping 23 of the vehicle outer panel 21 through the pressing block 49. The pressing process is simple and easy to understand, which is conducive to improving work efficiency.

[0039] Reference Figure 5 The vertical plate 41 is provided with a limiting groove, which is extended along the height direction of the vertical plate 41. The trapezoidal block 46 and the pressing block 49 are both provided with limiting blocks, which are located at the limiting groove. When the trapezoidal block 46 and the pressing block 49 move downward under the action of the inclined surface 481, the matching design of the limiting block and the limiting groove makes the movement process more stable, which is conducive to improving the stability of the equipment.

[0040] Reference Figure 1 and Figure 3 The bottom end of the pressing block 49 near the pressing block 33 is provided with a chamfer 491. When the pressing block 49 contacts the edge 23, the chamfer 491 contacts the edge 23 first, which can effectively avoid the damage of the sharp corner to the edge 23 and improve the safety of the equipment.

[0041] The implementation principle of an automobile body-in-white door edge pressing device according to an embodiment of the present invention is as follows: when a staff member needs to perform edge pressing 23 on a door 2, the staff member starts the fixed cylinder 32, and the fixed cylinder 32 drives the pressing block 33 downward, thereby pressing the inner panel 22 and the outer panel 21, and then starts the drive motor 44, and the drive motor 44 drives the two vertical plates 41 to move toward each other. At this time, the trapezoidal block 46 moves obliquely downward under the action of the spring 47 and the inclined surface 481 of the extension plate 48, and realizes the bending and pressing of the edge 23 of the outer panel 21 through the pressing block 49. The pressing process is simple and easy to understand, which is conducive to improving work efficiency.

[0042] The above are all preferred embodiments of the present invention, and are not intended to limit the protection scope of the present invention. Therefore, any equivalent changes made based on the structure, shape, and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. A vehicle body-in-white door hemming and pressing device, comprising a support platform (1), characterized in that: The support platform (1) is provided with a vehicle door (2), and both ends of the vehicle door (2) are provided with edging (23). The support platform (1) is also provided with a support frame (31), and a fixed cylinder (32) is provided above the support frame (31). The piston rod of the fixed cylinder (32) passes through the support frame (31) and is fixedly connected to a pressure block (33). The pressure block (33) is located directly above the vehicle door (2). Two vertical plates (41) are provided opposite to each other at both ends of the support platform (1). A bidirectional screw (42) and a sliding rod (43) are provided inside the support platform (1). Both the bidirectional screw (42) and the sliding rod (43) are extended along the length direction of the support platform (1). The bidirectional screw (42) is driven by a motor. The two vertical plates (41) are respectively threadedly connected to the two ends of the bidirectional screw (42). The vertical plate (41) is slidably connected to the sliding rod (43), two connecting plates (45) are provided at the top of the vertical plate (41), the connecting plates (45) are arranged on both sides of the vertical plate (41), the lower end surface of the connecting plate (45) is provided with a trapezoidal block (46), the plane corresponding to the right-angle side of the trapezoidal block (46) is in contact with the vertical plate (41), the connecting plate (45) and the trapezoidal block (46) are connected by a spring (47), an extension plate (48) is provided on one side of the pressing block (33) close to the trapezoidal block (46), an inclined surface (481) is provided on one end of the extension plate (48) close to the trapezoidal block (46), the inclined surface (481) is parallel to the plane corresponding to the inclined side of the trapezoidal block (46), and a pressing block (49) is fixedly connected below the trapezoidal block (46).

2. The automobile body-in-white door hemming and pressing device according to claim 1, characterized in that: The vertical plate (41) is provided with a limiting groove, which is extended along the height direction of the vertical plate (41), and the trapezoidal block (46) and the pressing block (49) are both provided with limiting blocks, which are located at the limiting groove.

3. The automobile body-in-white door hemming and pressing device according to claim 1, characterized in that: A lifting groove (11) is provided at the center of the support platform (1), a lifting block (12) is slidably connected to the lifting groove (11) of the support platform (1), a lifting cylinder (13) is provided inside the support platform (1), the lifting cylinder (13) is vertically arranged, and a piston rod of the lifting cylinder (13) is fixedly connected to the lifting block (12).

4. The automobile body-in-white door hemming and pressing device according to claim 3, characterized in that: The upper end surface of the lifting block (12) is provided with a fixing groove (121), and the fixing groove (121) is extended along the height direction of the lifting block (12). A fixing block (122) is slidably connected in the fixing groove (121) of the lifting block (12). Two lifting screws (123) are provided in the lifting block (12), and the fixing block (122) is threadedly connected to the lifting screws (123). Two gears (125) are provided in the lifting block (12), and the gears (125) are rotatably connected to the bottom end of the lifting block (12). Two racks (126) are fixedly connected in the support platform (1), and the two gears (125) are respectively meshed with the two racks (126). A connecting rod (127) is provided between adjacent gears (125) and the lifting screws (123), and one end of the connecting rod (127) is connected to the gear (125) through a bevel gear pair, and the other end is connected to the lifting screw (123) through a bevel gear pair.

5. The automobile body-in-white door hemming and pressing device according to claim 4, characterized in that: A sealing ring (124) is provided at the fixing groove (121) of the lifting block (12), and the sealing ring (124) is circumferentially arranged at the top of the fixing groove (121).

6. The automobile body-in-white door hemming and pressing device according to claim 1, characterized in that: A chamfer (491) is formed at the bottom end of the pressing block (49) on a side close to the pressing block (33).

7. The automobile body-in-white door hemming and pressing device according to claim 1, characterized in that: The vehicle door (2) is provided with a vehicle window hole (24) for accommodating a vehicle window, and the upper end surface of the support platform (1) is fixedly connected with a clamping block (25) for clamping the vehicle window hole (24), and the clamping block (25) is located at the vehicle window hole (24) of the vehicle door (2).

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