Door facing automated wire drawing device

Abstract

The application provides a door surface automatic wire drawing device, which comprises a workbench, a clamping mechanism for clamping a door body is installed on the workbench, two movable arms which can move forward and backward are installed on the workbench, the top end of the movable arm is fixedly connected with a top plate, the both ends of the top plate are fixedly connected with fixed plates, the lower ends of the two fixed plates are respectively rotationally connected with unwinding shafts and winding shafts, the unwinding shafts are wound with scouring pads, the movable arm is provided with an opening through which the scouring pads pass, the opening is provided with abutting mechanisms, the top plate is provided with an installation plate which can move up and down, the both ends of the installation plate are fixedly connected with side plates, and the two side plates are rotationally connected with a rotating shaft. The wire drawing device can automatically perform the wire drawing process on the door surface, can meet the wire drawing of different size recess surfaces on the door surface, has uniform stress, has high wire drawing efficiency, and uses the winding scouring pads which are easy to replace.

Description

TECHNICAL FIELD

[0001] The present application relates to the technical field of door panel processing, and particularly relates to an automatic door surface wire drawing device. BACKGROUND

[0002] In order to improve the appearance and performance of the door body, a plurality of layers of paint are often sprayed on the surface of the door body. In order to further make the appearance of the door panel more delicate and beautiful, improve the quality of the door panel, and greatly increase the value of the door panel, enterprises will perform wire drawing operation on the door surface.

[0003] The traditional wire drawing process is to use a person to perform wire drawing on the door panel surface by using a scouring pad. That is, the operator presses the scouring pad on the door surface and keeps parallel with the length direction of the door surface during movement. This way has low wire drawing efficiency, and is prone to deviation and uneven stress due to difficulty in finding a fulcrum during movement. SUMMARY

[0004] In view of the above problems, the present application provides an automatic door surface wire drawing device. The wire drawing device can automatically perform wire drawing process on the door surface, can meet wire drawing of different size recess surfaces on the door surface, has uniform stress, has high wire drawing efficiency, and uses a winding scouring pad, which is easy to replace.

[0005] To solve the above problems, the technical scheme adopted by the present application is as follows:

[0006] An automatic door surface wire drawing device comprises a workbench, a clamping mechanism for clamping a door body is installed on the workbench, two movable arms that can move forward and backward are installed on the workbench, a top plate is fixedly connected to the top end of the movable arm, two fixed plates are fixedly connected to the two ends of the top plate, a pay-off shaft and a take-up shaft are rotatably connected to the lower ends of the two fixed plates respectively, a scouring pad strip is wound on the pay-off shaft, an opening through which the scouring pad strip passes is arranged on the movable arm, a pressing mechanism is installed in the opening, an installation plate that can move up and down is installed on the top plate, side plates are fixedly connected to the two ends of the installation plate, a rotating shaft is rotatably connected between the two side plates, a long pressing plate is fixedly connected to the rotating shaft through a pair of fixed rods, a plurality of movable rods that can move along the length direction of the rotating shaft are elastically installed on the rotating shaft, short pressing plates with different lengths are fixedly connected to the ends of the plurality of movable rods respectively, and a material blowing mechanism is installed on the side wall of the long pressing plate.

[0007] Preferably, the clamping mechanism comprises an installation groove arranged on the workbench, a double-end threaded rod is rotatably connected in the installation groove, nuts are threadedly connected to the two sides of the double-end threaded rod respectively, clamping plates are fixedly connected to the top of the nuts, and a first motor that can drive the double-end threaded rod to rotate is installed on the front side of the workbench.

[0008] Preferably, two electric sliding rails are arranged on the workbench along the length direction of the workbench, and the lower ends of the two movable arms are arranged on the corresponding electric sliding rails.

[0009] Preferably, the abutting mechanism comprises a first air cylinder arranged on the top plate, an abutting rod extending into the opening is fixed to the telescopic end of the first air cylinder, and an abutting plate is fixedly connected to the extending end of the abutting rod.

[0010] Preferably, a second motor is arranged on the left fixing plate, and the output end of the second motor is fixedly connected with the winding shaft.

[0011] Preferably, a second air cylinder is arranged on the top plate, and the telescopic end of the second air cylinder is fixedly connected with the top of the mounting plate.

[0012] Preferably, a plurality of sliding grooves are arranged on the rotating shaft along the length direction of the rotating shaft, the end of the movable rod away from the short pressing plate is slidingly arranged in the sliding groove, and the movable rod and the inner wall of the sliding groove are elastically connected through a spring.

[0013] Preferably, a strip-shaped groove is arranged on the bottom of the mounting plate, a threaded rod is rotatably connected in the strip-shaped groove, an L-shaped push rod is threadedly connected on the threaded rod, the L-shaped push rod extends to the position close to the movable rod below, and a third motor is arranged on the mounting plate and can drive the threaded rod to rotate.

[0014] Preferably, a third air cylinder is arranged on the right side plate, a tooth plate is fixedly connected to the telescopic end of the third air cylinder, the tooth plate is slidingly arranged on the side plate, and a gear meshing with the tooth plate is fixedly connected to the right end of the rotating shaft.

[0015] Preferably, an air pump is arranged on the left side plate, an air blowing pipe is arranged on the side wall of the long pressing plate along the length direction of the long pressing plate, a plurality of air blowing heads are arranged on the side wall of the air blowing pipe in a slanting manner, the air outlet end of the air pump is connected with the air blowing pipe through a connecting pipe, and a collecting box is fixedly connected to the side wall of the rear clamping plate.

[0016] The beneficial effects of the present application are:

[0017] 1. By arranging the clamping mechanism and the two movable arms, the door body is placed on the workbench when drawing the wire, the second motor is started to drive the double-threaded rod to rotate, the two clamping plates are moved towards each other to clamp the door body through the two nuts, the movable arms are moved forward and backward through the two electric sliding rails, and the wire is drawn back and forth by the scrubbing cloth strip.

[0018] 2. By installing the unwinding shaft, winding shaft and rotating shaft, the coiled scrubbing strip can be replaced in sections through the winding shaft and unwinding shaft, ensuring the wire drawing effect of the scrubbing cloth. When the door surface is a flat panel, a long pressing plate can be directly selected. When the door surface is provided with multiple recesses of different sizes, short pressing plates of corresponding sizes can be selected. Only the third cylinder is started to drive the gear plate to move, and the rotating shaft is rotated through the gear to realize the conversion process of the pressing plate.

[0019] 3. By installing the abutting mechanism and the second cylinder, the long pressing plate or the short pressing plate of the corresponding size can be moved downward to abut against the scrubbing strip under the action of the unwinding roller abutting force, and a section of the scrubbing strip is automatically released to meet the downward movement of the pressing plate. When the pressing plate approaches the door surface, the two first cylinders are started to drive the two abutting plates to abut against both ends of the scrubbing strip, so that the scrubbing strip is tightly attached to the pressing plate under the action of its own elastic force, and finally abuts against the door surface. The third motor is started to drive the threaded rod to rotate, and then the L-shaped push rod moves horizontally to push the corresponding moving rod and the short pressing plate to the position corresponding to the recess to meet the wire drawing of the recess surface of different sizes on the door surface.

[0020] 4. By installing the air pump and the air blowing pipe, when the wire drawing is completed, the long pressing plate can be turned to the lower position and moved to the position close to the door surface. The air pump is started, and the gas enters the air blowing pipe through the connecting pipe, and then blows to the door surface through the multiple air blowing heads to blow the waste generated by the wire drawing away from the door surface and into the collecting box for collection. BRIEF DESCRIPTION OF DRAWINGS

[0021] Figure 1 It is a structural schematic diagram of the present application;

[0022] Figure 2 It is a workbench top view proposed by the present application;

[0023] Figure 3 It is a side view of the rotating shaft and the L-shaped push rod proposed by the present application;

[0024] Figure 4 It is a side view of the right side plate proposed by the present application;

[0025] Figure 5 It is Figure 1 It is an enlarged schematic view of the structure at A in

[0026] Figure 6 It is a wire drawing state schematic diagram of the present application.

[0027] In the figure: 1 workbench, 2 installation slot, 3 double-threaded rod, 4 clamping plate, 5 scouring pad strip, 6 short pressing plate, 7 L-shaped push rod, 8 air pump, 9 electric sliding rail, 10 moving arm, 11 stop plate, 12 opening, 13 toothed plate, 14 gear, 15 rotating shaft, 16 side plate, 17 mounting plate, 18 threaded rod, 19 strip-shaped slot, 20 second air cylinder, 21 third motor, 22 first air cylinder, 23 top plate, 24 fixed plate, 25 unwinding shaft, 26 second motor, 27 winding shaft, 28 long pressing plate, 29 fixed rod, 30 collection box, 31 first motor, 32 air blowing pipe, 33 moving rod, 34 spring, 35 sliding groove, 36 spring. DETAILED DESCRIPTION

[0028] In order to make the above objectives, features and advantages of the present application more obvious and easy to understand, the specific embodiments of the present application will be described in detail below with reference to the accompanying drawings. In the following description, a large number of specific details are set forth in order to facilitate a full understanding of the present application. However, the present application can be implemented in many other ways different from those described herein, and those skilled in the art can make similar improvements without departing from the spirit of the present application, so the present application is not limited to the specific embodiments disclosed below.

[0029] It should be noted that when an element is referred to as being "fixed" to another element, it can be directly on the other element or there can be a middle element. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or there can be a middle element. The terms "vertical", "horizontal", "left", "right" and similar expressions used herein are for illustrative purposes only and are not the only implementation.

[0030] REFERENCE Figures 1-6 An automatic door surface drawing device, comprising a workbench 1, a clamping mechanism for clamping a door body is installed on the workbench 1, the clamping mechanism comprises an installation slot 2 arranged on the workbench 1, a double-threaded rod 3 is rotatably connected in the installation slot 2, two nuts are threadedly connected on both sides of the double-threaded rod 3, the top of each nut is fixedly connected with a clamping plate 4, a first motor 31 is installed on the front side of the workbench 1 and can drive the double-threaded rod 3 to rotate, starting the second motor 31 drives the double-threaded rod 3 to rotate, and through the two nuts, the two clamping plates 4 can be moved towards each other to clamp the door body.

[0031] Two moving arms 10 that can move forward and backward are installed on the workbench 1, two electric sliding rails 9 are installed on the workbench 1 along the length direction, the lower ends of the two moving arms 10 are installed on the corresponding electric sliding rails 9, starting the electric sliding rails 9 can drive the moving arms 10 to move forward and backward, and then automatically drive the scouring pad strip 5 to reciprocate forward and backward for drawing.

[0032] The top end of the moving arm 10 is fixedly connected with a top plate 23, both ends of the top plate 23 are fixedly connected with fixed plates 24, the lower ends of the two fixed plates 24 are respectively rotationally connected with unwinding shafts 25 and winding shafts 27, the unwinding shafts 25 are wound with the scouring pad strips 5, the left fixed plate 24 is installed with a second motor 26, the output end of the second motor 26 is fixedly connected with the winding shafts 27, the first motor 26 is started to drive the winding shafts 27 to rotate, the scouring pad strips are replaced in sections, and the wire drawing effect of the scouring pad is ensured.

[0033] The moving arm 10 is provided with an opening 12 through which the scouring pad strips 5 pass, the opening 12 is installed with abutting mechanisms, the abutting mechanisms comprise first air cylinders 22 installed on the top plate 23, the extension ends of the first air cylinders 22 are fixedly connected with abutting rods extending into the opening 12, the extension ends of the abutting rods are fixedly connected with abutting plates 11, the two first air cylinders 22 are started to drive the two abutting plates 11 to abut the two ends of a section of the scouring pad strips 5, the pressing plate continues to move downwards, and then the scouring pad strips 5 are tightly attached to the pressing plate under the action of the elastic force of the scouring pad strips 5.

[0034] The top plate 23 is installed with a mounting plate 17 that can move up and down, the top plate 23 is installed with a second air cylinder 20, the extension end of the second air cylinder 20 is fixedly connected with the top of the mounting plate 17, the second air cylinder 20 is started to drive the long pressing plate 28 or the short pressing plate 6 of a corresponding size to move downwards.

[0035] Both ends of the mounting plate 17 are fixedly connected with side plates 16, a rotating shaft 15 is rotationally connected between the two side plates 16, the right side plate 16 is installed with a third air cylinder 34, the extension end of the third air cylinder 34 is fixedly connected with a toothed plate 13, the toothed plate 13 is slidingly installed on the side plate 16, the right end of the rotating shaft 15 is fixedly connected with a gear wheel 14 engaged with the toothed plate 13, the third air cylinder 34 is started to drive the toothed plate 13 to move, and then the rotating shaft 15 is driven to rotate through the gear wheel 14, so that the conversion process of the pressing plate is realized.

[0036] The long pressing plate 28 is fixedly connected to the rotating shaft 15 through a pair of fixing rods 29, and a plurality of movable rods 33 are elastically mounted on the rotating shaft 15 and can move along the length direction of the rotating shaft 15. The ends of the movable rods 33 are fixedly connected to short pressing plates 6 with different lengths, respectively. A plurality of sliding grooves 35 are arranged on the rotating shaft 15 along the length direction of the rotating shaft 15. The ends of the movable rods 33 away from the short pressing plates 6 are slidingly installed in the sliding grooves 35. The movable rods 33 are elastically connected to the inner walls of the sliding grooves 35 through springs 36. The bottom of the mounting plate 17 is provided with a strip-shaped groove 19. A threaded rod 18 is rotatably connected to the strip-shaped groove 19. An L-shaped push rod 7 is threadedly connected to the threaded rod 18. The L-shaped push rod 7 extends to the position close to the movable rod 33 below. The mounting plate 17 is provided with a third motor 21 which can drive the threaded rod 18 to rotate. The third motor 21 is started to drive the threaded rod 18 to rotate, and then drive the L-shaped push rod 7 to move horizontally. The L-shaped push rod 7 abuts against the movable rod 33 below, drives the movable rod 33 below and the short pressing plate 6 thereon to move to the position corresponding to the recess, and satisfies the wire drawing of the door surface with different sizes of recess surfaces.

[0037] A material blowing mechanism is mounted on the side wall of the long pressing plate 28. A gas pump 8 is mounted on the left side plate 16. The side wall of the long pressing plate 28 is embedded with a blowing pipe 32 arranged along the length direction of the long pressing plate 28. A plurality of inclined blowing heads are arranged on the side wall of the blowing pipe 32. The gas outlet of the gas pump 8 is connected to the blowing pipe 32 through a connecting pipe. A collecting box 30 is fixedly connected to the side wall of the rear clamping plate 4.

[0038] The door body is placed on the workbench 1. The second motor 31 is started to drive the double-headed threaded rod 3 to rotate, so that the two clamping plates 4 can move towards each other to clamp the door body. When the door surface is a flat plate, the long pressing plate 28 can be directly selected. When the door surface is provided with a plurality of recesses with different sizes, the short pressing plate 6 with a corresponding size can be selected. Only the third cylinder 34 is started to drive the toothed plate 13 to move, and then the gear 14 is used to drive the rotating shaft 15 to rotate, so that the conversion process of the pressing plate is realized.

[0039] When the second cylinder 20 is started, the long pressing plate 28 or the short pressing plate 6 of the corresponding size is driven to move downward and abut against the scouring pad strip 5. The unwinding roller 25 is automatically released under the abutting force to release a section of the scouring pad strip 5 to meet the downward movement of the pressing plate. When the pressing plate approaches the door surface, the two first cylinders 22 are started to drive the two abutting plates 11 to abut against the two ends of a section of the scouring pad strip 5. The pressing plate continues to move downward, and then the scouring pad strip 5 is tightly attached to the pressing plate under the elastic force of the scouring pad strip 5, and finally abuts against the door surface to maintain a certain pressure. When the recesses at different positions need to be corresponded, the third motor 21 is started to drive the threaded rod 18 to rotate and then drive the L-shaped push rod 7 to move horizontally. The L-shaped push rod 7 abuts against the lower moving rod 33 to drive the lower moving rod 33 and the short pressing plate 6 thereon to move to the position corresponding to the recess to meet the wire drawing of the recess surface of different sizes on the door surface. Then the electric sliding rail 9 is started to drive the moving arm 10 to move forward and backward, and then the scouring pad strip 5 is automatically driven to move forward and backward to realize the reciprocating wire drawing process.

[0040] When the scouring pad strip 5 between the two moving arms 10 is used for a period of time, the first motor 26 is started to drive the winding shaft 27 to rotate to realize the replacement of a section at a time to ensure the wire drawing effect of the scouring pad.

[0041] When the wire drawing is completed, the long pressing plate 28 is turned to the lower position and moves downward to the position close to the door surface. The air pump 8 is started, and the gas enters the blowing pipe 32 through the connecting pipe and then is blown to the door surface through the plurality of blowing heads to blow the waste generated on the door surface due to the wire drawing away from the door surface and into the collecting box 30 for collection.

[0042] The above only describes the preferred embodiments of the present application and is not used to limit the present application. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present application shall be included in the protection scope of the present application.

Claims

1. A door facing automated wire drawing device comprising a worktable (1), characterized in that, The workbench (1) is provided with a clamping mechanism for clamping the door body, and the workbench (1) is provided with two movable arms (10) movable forward and backward, the top end of the movable arm (10) is fixedly connected with a top plate (23), the both ends of the top plate (23) are fixedly connected with fixed plates (24), the lower ends of the two fixed plates (24) are rotatably connected with unwinding shafts (25) and winding shafts (27) respectively, the unwinding shafts (25) are wound with Scotch-Brite strips (5), the movable arm (10) is provided with an opening (12) for the Scotch-Brite strips (5) to pass through, the opening (12) is provided with a abutting mechanism, the top plate (23) is provided with an installation plate (17) movable upward and downward, the both ends of the installation plate (17) are fixedly connected with side plates (16), the two side plates (16) are rotatably connected with a rotating shaft (15), the rotating shaft (15) is fixedly connected with a long pressing plate (28) through a pair of fixed rods (29), the rotating shaft (15) is further elastically provided with a plurality of movable rods (33) movable along the length direction of the rotating shaft (15), the ends of the plurality of movable rods (33) are fixedly connected with short pressing plates (6) of different lengths, and the sidewall of the long pressing plate (28) is provided with a blowing mechanism; the bottom of the installation plate (17) is provided with a strip-shaped groove (19), the strip-shaped groove (19) is rotatably connected with a threaded rod (18), the threaded rod (18) is threadedly connected with an L-shaped push rod (7), the L-shaped push rod (7) extends to the position close to the movable rod (33) below, and the installation plate (17) is provided with a third motor (21) capable of driving the threaded rod (18) to rotate.

2. A door facing automated wire drawing device as claimed in claim 1, wherein, The clamping mechanism comprises an installation groove (2) arranged on the workbench (1), the installation groove (2) is rotatably connected with a double-headed threaded rod (3), the both sides of the double-headed threaded rod (3) are threadedly connected with nuts, the top of the nut is fixedly connected with a clamping plate (4), and the front side of the workbench (1) is provided with a first motor (31) capable of driving the double-headed threaded rod (3) to rotate.

3. A door facing automated wire drawing device as claimed in claim 1, wherein, Two electric sliding rails (9) are arranged on the workbench (1) along the length direction of the workbench (1), and the lower ends of the two movable arms (10) are arranged on the corresponding electric sliding rails (9).

4. A door facing automated wire drawing device as claimed in claim 1, wherein, The abutting mechanism comprises a first air cylinder (22) arranged on the top plate (23), the telescopic end of the first air cylinder (22) is fixedly connected with an abutting rod extending into the opening (12), and the extending end of the abutting rod is fixedly connected with an abutting plate (11).

5. A door facing automated wire drawing device as claimed in claim 1, wherein, A second motor (26) is arranged on the left fixed plate (24), and the output end of the second motor (26) is fixedly connected with the winding shaft (27).

6. A door facing automated wire drawing device as claimed in claim 1, wherein, A second air cylinder (20) is arranged on the top plate (23), and the telescopic end of the second air cylinder (20) is fixedly connected with the top of the installation plate (17).

7. A door facing automated wire drawing device as claimed in claim 1, wherein, A plurality of sliding grooves (35) are arranged on the rotating shaft (15) along the length direction of the rotating shaft (15), one end of the movable rod (33) away from the short pressing plate (6) is slidably arranged in the sliding groove (35), and the movable rod (33) and the inner wall of the sliding groove (35) are elastically connected through a spring (36).

8. A door facing automated wire drawing device as claimed in claim 1, wherein, The third air cylinder (34) is installed on the right side plate (16), the telescopic end of the third air cylinder (34) is fixedly connected with a tooth plate (13), the tooth plate (13) is slidably installed on the side plate (16), and the right end of the rotating shaft (15) is fixedly connected with a gear (14) engaged with the tooth plate (13).

9. A door facing automated wire drawing device as claimed in claim 2, wherein, The air pump (8) is installed on the left side plate (16), the side wall of the long pressing plate (28) is embedded with a blowing pipe (32) arranged along the length direction, the side wall of the blowing pipe (32) is provided with a plurality of inclined blowing heads, the air outlet end of the air pump (8) is connected with the blowing pipe (32) through a connecting pipe, and the side wall of the rear clamping plate (4) is fixedly connected with a collecting box (30).

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