CN112059015A - Computer machine case backplate stamping device - Google Patents

Abstract

The invention discloses a punching device for a computer case guard plate, which comprises a shell, a punching assembly, a fixing assembly, a dust removal assembly and a conveyor belt, wherein the punching assembly is used for punching and punch forming an outer plate, the fixing assembly is arranged below the punching assembly, the dust removal assembly is connected to a workbench in a sliding mode, the conveyor belt is arranged at the bottom of the workbench, the left side of the conveyor belt is connected with a first driving motor, two sides and the rear side of the conveyor belt are respectively provided with a baffle plate, the top end of the baffle plate is attached to the bottom of the workbench, and the conveyor belt is used for conveying waste materials generated by punching to a waste material box.

Description

A computer case guard plate punching device

technical field

The invention belongs to the technical field of punching equipment, in particular to a punching device for a computer case guard plate.

Background technique

With the continuous development of science and technology, the replacement speed of computers is getting faster and faster, the market demand is also increasing, and the production efficiency requirements of computer manufacturers are also getting higher and higher. For computer case guards, It is necessary to use stamping equipment to stamp the plate to obtain the required formed computer case guard plate. However, according to the investigation, it is found that the current computer case guard plate punching device often has the following problems:

1. The punching equipment of the computer case guard plate will produce a lot of debris during the punching process. Many punching equipment cannot clean up the debris on the worktable in a timely and efficient manner, which greatly affects the punching effect of the product and even causes the product to be scrapped, thus affecting the the production efficiency of the enterprise;

2. The existing computer case guard plate punching device cannot clean up the remaining waste after punching, and often needs to be cleaned with other auxiliary devices, which increases the production cost and affects the overall production efficiency;

3. Due to the thinness of the computer case guard, many stamping equipments cannot control the clamping force of the plate very well at present. Too large or too small will affect the stamping effect of the product.

Therefore, those skilled in the art provide a computer case guard plate punching device to solve the above-mentioned problems in the background art.

SUMMARY OF THE INVENTION

In order to achieve the above purpose, the present invention provides the following technical solutions: a computer case guard plate punching device, which includes a casing, a punching assembly, a fixing assembly, a dust removal assembly and a conveyor belt, and the punching assembly is arranged above the casing for use. punching and punching the guard plate, the fixing assembly is used to stabilize the guard plate on the workbench, and the dust removal assembly is slidably connected to the workbench;

The conveyor belt is arranged at the bottom of the worktable, the left side of the conveyor belt is connected with a driving motor, and baffle plates are installed on both sides and the rear side of the conveyor belt. Used to transport scrap from stamping to scrap bins.

Further, preferably, the punching assembly includes: an upper punching plate, a punching device and a workbench, four hydraulic telescopic rods are evenly installed on the upper surface of the punching device, and the punching device is fixed on the second hydraulic telescopic rod the lower end of the punching device, and the punching device is slidably connected to the middle of the upper punching plate, the second hydraulic telescopic rod is driven by the second hydraulic pump, and the worktable is arranged below the punching device;

Two sliding rails are symmetrically provided on the left and right sides of the upper surface of the worktable, a discharge port is provided in the middle of the bottom end of the worktable, and a waste box is arranged behind the worktable;

The four hydraulic telescopic rods are symmetrically called two groups, and the two groups of hydraulic telescopic rods are driven by two hydraulic pumps, and the two hydraulic pumps are symmetrically installed on both sides of the casing.

Further, preferably, the workbench includes an outer top plate and an inner pressure plate, the inner pressure plate is in a convex shape, an outer top plate is slidably connected around the outer surface of the convex portion of the inner pressure plate, and the outer top plate is slidably connected to the workbench on the concave wall, and the outer top plate is driven by an electric telescopic rod installed between the outer top plate and the inner pressure plate;

A number of punching holes are opened inside the bottom end of the inner pressure plate, and the punching holes penetrate downwards to the discharge port.

Further, preferably, the fixing assembly includes: a vacuum suction cup and an auxiliary pressure plate, the vacuum suction cups are respectively arranged at the inner four corners of the outer top plate, the suction port of the vacuum suction cup is connected with the vacuum pump, and the auxiliary pressure plate is symmetrically installed on the dust removal plate. bottom end.

Further, preferably, the auxiliary pressing plate includes an arc-shaped plate, a spring 1, a top plate and a connecting rod 1. A pusher plate is arranged on the side of the arc-shaped plate close to the waste box, and the end surface of the arc-shaped plate is evenly distributed laterally. There are several springs one, the top of the spring one is fixed on the top plate, the four corners of the lower end face of the top plate are provided with limit posts, the left and right ends of the top plate are fixed with two connecting rods one, and the first connecting rod is connected to the arc. swivel connection.

Further, preferably, the dust removal assembly includes: a dust removal plate, a high-pressure air pipe and a fan, two air inlets are symmetrically opened at the left and right ends of the rear side of the dust removal plate, and the two air inlets are respectively connected with the fan through the high-pressure air pipe , the fan is fixed on the right end of the casing;

The two ends of the dust removal board are driven by the hub motor to realize the back and forth movement of the dust removal board on the sliding rail.

Further, preferably, the dust removal board includes: a dust removal box, a swinging air plate, a second connecting rod, a second spring and a driving device, and a number of swinging air plates are evenly installed in the interior of the dust removal box, and the swinging air plates rotate. Connected to the inside of the dust removal box, the several swinging air plates are connected by connecting rod two, and each swinging air plate is hinged with the second connecting rod, and one end of the second connecting rod is connected to the dust removal box through the second spring The inner wall is elastically connected, and the other end of the second connecting rod extends to the outside of the dust removal box and is connected with a driving device.

Further, preferably, the drive device includes a second drive motor, a rotating plate, a lateral fixing plate, a longitudinal fixing plate, a swing rod, an arc gear and a sliding rod, and the lateral fixing plate is slidably connected to the sliding rod through a sleeve, so that the The rotating shaft of the second driving motor is rotatably connected to the longitudinal fixing plate, and a rotating disk is fixed at one end of the longitudinal fixing plate to the right. The column is slidably connected to the swing rod, the lower end of the swing rod is rotatably connected to the longitudinal fixing plate, and the bottom end of the swing rod is installed with an arc gear;

The connection between the swing rod and the arc gear is rotatably connected with the longitudinal fixing plate;

A limiting plate is installed at one end of the sliding rod away from the dust removal box, and a number of spur teeth are laterally arranged in the middle of the upper surface of the sliding rod, and the spur teeth are engaged with the arc gears.

Further, preferably, the thickness of the swinging air plate gradually decreases from top to bottom, and several guide grooves are provided on both sides thereof;

The guide groove is inclined along the lower right of the swinging air plate.

Compared with the prior art, the beneficial effects of the present invention are:

1. There are four vacuum suction cups at the four corners of the outer top plate to fix the material to be punched from the bottom. Compared with the traditional clamping method, it avoids damage to the punched material due to excessive clamping force or excessive holding force. It is more conducive to the progress of the stamping work if the unstable fixation of the stamping material occurs less frequently;

2. There is a sliding dust removal board on the rework table, which can remove the debris on the worktable before and after stamping, and there are several swinging boards inside the dust removal board, so that the wind can be swung left and right, and the thickness of the swinging board It gradually decreases from top to bottom to increase the air volume below it, and the two sides of the swing air plate are provided with downwardly inclined guide grooves, so that the blown air blows to the workbench along the oblique lower part of the swing air plate, so as to prevent debris The removal effect is better;

3. An inner pressure plate and an outer top plate are arranged on the worktable of this equipment, and the inner pressure plate, the outer top plate and the worktable are connected by sliding. The waste bin is pushed forward to complete the automatic removal of waste, which greatly improves the work efficiency.

Description of drawings

Fig. 1 is the structural representation of the present invention;

Fig. 2 is the cross-sectional structure schematic diagram of the present invention;

Fig. 3 is the enlarged structural schematic diagram of A place of Fig. 2;

Fig. 4 is the enlarged structural schematic diagram at C of Fig. 3;

Fig. 5 is the structural representation of the workbench in the present invention;

Fig. 6 is the structural representation of the dust removal board in the present invention;

Fig. 7 is the enlarged structural schematic diagram at B of Fig. 6;

8 is a schematic structural diagram of a driving device in the present invention;

9 is a schematic structural diagram of an auxiliary pressing plate in the present invention;

Fig. 10 is the structural representation of the swing wind plate in the present invention;

In the figure: 1. Chassis; 2. Stamping assembly; 3. Fixed assembly; 4. Dust removal assembly; 5. Conveyor belt; 6. Waste box; 7. Workbench; , punching device; 11, hydraulic telescopic rod one; 12, hydraulic pump one; 13, hydraulic telescopic rod two; 14, hydraulic pump two; 15, arc gear; 16, discharge port; 17, outer top plate; 18, Inner pressure plate; 19, slide bar; 20, vacuum suction cup; 21, auxiliary pressure plate; 22, dust removal plate; 23 push plate; 24, spring one; , limit column; 29, fan; 30, air inlet; 31, dust removal housing; 32, swing air plate; 33, connecting rod two; 34, spring two; 35, drive device; 36, high pressure air pipe; 37, drive Motor two; 38, rotating disk; 39, horizontal fixing plate; 40, vertical fixing plate; 41, swing rod; 42, extending column.

Detailed ways

Referring to FIGS. 1 and 3 , in an embodiment of the present invention, a punching device for a computer case guard plate includes: a casing 1 , a punching assembly 2 , a fixing assembly 3 , a dust removal assembly 4 and a conveyor belt 5 , and the punching assembly 2 is provided with Above the casing 1, it is used for punching and punching the guard plate, the fixing assembly 3 is used to stabilize the guard plate on the workbench 7, and the dust removal assembly 4 is slidably connected to the workbench 7;

The conveyor belt 5 is arranged at the bottom of the workbench 7, the left side of the conveyor belt 5 is connected with a drive motor 8, the two sides and the rear side of the conveyor belt 5 are respectively equipped with baffles, and the top of the baffle is in line with the bottom of the workbench 7. By fitting, the chips falling from the punching holes can all fall on the conveyor belt 5 and be transported to the waste box 6 .

Referring to FIG. 2 , in this embodiment, the punching assembly 2 includes: an upper punching plate 9 , a punching device 10 and a worktable 7 , and four hydraulic telescopic rods 11 are evenly installed on the upper surface of the punching device 10 . The punching device 10 is fixed on the lower end of the second hydraulic telescopic rod 13, and the punching device 10 is slidably connected to the middle of the upper punching plate 9, so that punching and punching are performed step by step, that is, the punching device 10 The material to be punched is punched, and the upper punching plate 9 punches it, which greatly improves the punching effect. The second hydraulic telescopic rod 13 is driven by the second hydraulic pump 14. below;

Two sliding rails are symmetrically arranged on the left and right sides of the upper surface of the worktable 7, so that the dust removal assembly 4 can slide back and forth, so as to complete the cleaning of the worktable 7 and the debris on the surface of the material, and to remove the leftover material after stamping. Pushing into the waste box 6 ensures the normal operation of the dust removal assembly 4 and further improves the removal efficiency of debris and waste. waste bin 6;

The four hydraulic telescopic rods 1 11 are symmetrically formed into two groups, and the two groups of hydraulic telescopic rods 1 11 are respectively driven by two hydraulic pumps 1 12 , and the two hydraulic pumps 1 12 are symmetrically installed on both sides of the casing 1 .

Referring to FIG. 3 , in this embodiment, the worktable 7 includes an outer top plate 17 and an inner pressure plate 18 . The cross-section of the inner pressure plate 18 is a convex shape, and the outer surface of the convex portion of the inner pressure plate 18 is slidably connected around the outer surface. The outer top plate 17 is slidably connected to the concave wall of the workbench, and the outer top plate 17 is driven by an electric telescopic rod installed between the outer top plate 17 and the inner pressure plate 18. The outer top plate 17 is connected to the workbench 7 and the inner The sliding connection between the pressing plates 18 cooperates with the upper punching plate 9 and the punching device 10 to ensure efficient punching work;

The bottom end of the inner pressure plate 18 is provided with a number of punching holes, and the punching holes penetrate downward to the discharge port 16 so that the chips generated by the punching will fall onto the conveyor belt 5 from the discharge port 16 and be transported to the waste box 6 middle.

Referring to FIG. 4 , in this embodiment, the fixing assembly 3 includes: a vacuum suction cup 20 and an auxiliary pressure plate 21 , the vacuum suction cups 20 are respectively arranged at the four corners of the inner top plate 17 , and the suction port of the vacuum suction cup 20 is connected with the vacuum pump, The auxiliary pressure plate 21 is symmetrically installed on the bottom end of the dust removal plate 22, the material is compressed by the auxiliary pressure plate 21, and is sucked and fixed by the vacuum suction cup 20. Due to the vertical downward force exerted by the punching on the material, the material is pressed by the auxiliary pressure plate 21. The vacuum suction cup 20 under the material fixes the material, so that the material will not be displaced during punching, which improves the punching effect.

Referring to FIG. 9 , as a preferred embodiment, the auxiliary pressing plate 21 includes an arc plate 27 , a spring one 24 , a top plate 25 and a connecting rod one 26 , and a side of the arc plate 27 close to the waste box 6 is provided with a push plate 27 . The material plate 23, the upper end surface of the arc-shaped plate 27 is evenly distributed with a number of springs 1 24, the top of the spring 1 24 is fixed on the top plate 25, and the four corners of the lower end surface of the top plate 25 are provided with limit posts 28, so The left and right ends of the top plate 25 are fixed with two connecting rods 26, the connecting rods 1 26 are rotatably connected with the arc-shaped plate 27, and the limit post 28 allows the arc-shaped plate 27 to rotate only within a certain range, so that the arc-shaped plate 27 is only allowed to rotate within a certain range. 27 There is a certain pressure on the material to be punched, so that the material is fixed on the workbench 7, and the stability of the material is improved.

Referring to FIG. 5 , in this embodiment, the dust removal assembly 4 includes: a dust removal plate 22 , a high-pressure air pipe 36 and a fan 29 . The air inlets 30 are respectively connected with the blower 29 through the high-pressure air pipe 36, and the blower 29 is fixed on the right end of the casing 1;

Both ends of the dust removal board 22 are driven by the hub motor to realize the back and forth movement of the dust removal board 22 on the slide rail.

Referring to FIG. 6 , in this embodiment, the dust removal board 22 includes a dust removal box 31 , a swinging air plate 32 , a second connecting rod 33 , a second spring 34 and a driving device 35 , and the dust removal box 31 is evenly installed with A plurality of swinging air plates 32, the swinging air plates 32 are rotatably connected to the inside of the dust removal box 31, the plurality of swinging air plates 32 are connected by the second connecting rod 33, and each swinging air plate 32 is connected with the second connecting rod 33 One end of the second connecting rod 33 is elastically connected with the inner wall of the dust removal box 31 through the second spring 34, and the other end of the second connecting rod 33 extends to the outside of the dust removal box 31 and is connected with a driving device 35, through the driving device 35 The swinging air plate 32 is driven to swing back and forth left and right, so that the wind blowing from the dust removal plate 22 to the workbench 7 is more concentrated and alternately strong and weak, which improves the removal efficiency of debris.

Referring to FIG. 8 , in this embodiment, the driving device 35 includes a second driving motor 37 , a rotating disk 38 , a horizontal fixing plate 39 , a vertical fixing plate 40 , a swing rod 41 , an arc gear 15 and a sliding rod 19 . The fixing plate 39 is slidably connected to the sliding rod 19 through a sleeve, the rotating shaft of the second driving motor 37 is rotatably connected to the longitudinal fixing plate 40, and a rotating plate 38 is fixed to one end of the longitudinal fixing plate 40 to the right. The side of the disk 38 away from the second drive motor 37 is eccentrically provided with a protruding post 42, the protruding post 42 is slidably connected with the swing rod 41, and the lower end of the swing rod 41 is rotatably connected to the longitudinal fixing plate 40, and the swing rod 41 An arc gear 15 is installed at the bottom end;

The connection between the swing rod 41 and the arc gear 15 is rotatably connected with the longitudinal fixing plate 40;

A limit plate is installed at one end of the sliding rod 19 away from the dust removal box 31 , and a number of spur teeth are laterally arranged in the middle of the upper surface of the sliding rod 19 , and the spur teeth mesh with the arc gear 15 .

Referring to FIG. 10 , as a preferred embodiment, the thickness of the wind swing plate 32 gradually decreases from top to bottom, and several guide grooves are opened on both sides thereof;

The guide grooves are inclined along the lower right of the swinging air plate 32, the thickness of the swinging air plate 32 is gradually reduced from top to bottom to increase the air volume below it, and two sides of the swinging air plate 32 are provided with downwardly inclined guide grooves , so that the blown wind is blown toward the workbench along the slanted lower part of the swing air plate 32 , so that the debris removal effect is better.

Specifically, the dust removal plate 22 is reciprocated once to remove debris or dust on the surface of the worktable 7, then the material to be punched is placed on the outer top plate 17, the vacuum suction cup 20 is activated, and the movement of the dust removal plate 22 is controlled to remove dust on the surface of the material. Or debris, the auxiliary pressure plate 21 is used to assist the material, the material is adsorbed and fixed on the outer top plate 17 by the vacuum suction cup 20, the outer top plate 17 is lowered to the same height as the inner pressure plate 18, and the punching device 10 is further controlled to complete the material. During the punching work, the punched debris is transported by the conveyor belt 5 to the waste box 6. After the punching device 10 and the outer top plate 17 return to their original positions, the upper punching plate 9 is activated to complete the punching work, and the upper punching plate 9 returns to its original position. position, control the electric telescopic rod 19 to drive the outer top plate 17 to move upward, lift the scrap, then start the dust removal plate 22, push the scrap into the waste box 6 through the push plate 23 on the dust removal plate 22, and finally remove the dust plate 22 And the outer top plate 17 is restored to its original position, and a punching work is completed.

The above are only preferred specific embodiments of the present invention, but the protection scope of the present invention is not limited thereto. The equivalent replacement or modification of the solution and its inventive concept shall be included within the protection scope of the present invention.

Claims (9)

1. A computer case guard plate punching device, comprising: a casing (1), a punching assembly (2), a fixing assembly (3), a dust removal assembly (4) and a conveyor belt (5), characterized in that: the punching The assembly (2) is arranged above the casing (1), and is used for punching and punching the guard plate, the fixing assembly (3) is used for stabilizing the guard plate on the workbench (7), and the dust removal The assembly (4) is slidably connected to the workbench (7); The conveyor belt (5) is arranged at the bottom of the workbench (7), a drive motor (8) is connected to the left side of the conveyor belt (5), and baffle plates are installed on both sides and the rear side of the conveyor belt (5), so the The top of the baffle is in contact with the bottom of the workbench (7), and the conveyor (5) belt is used to transport the waste produced by stamping to the waste box (6). 2. A computer case guard plate punching device according to claim 1, characterized in that: the punching assembly (2) comprises: an upper punching plate (9), a punching device (10) and a workbench (7) , the upper surface of the punching device (10) is evenly installed with four hydraulic telescopic rods (11), the punching device (10) is fixed on the lower end of the hydraulic telescopic rod two (13), and the punching device (10) is slidably connected to the middle of the upper punching plate (9), the second hydraulic telescopic rod (13) is driven by the second hydraulic pump (14), and the upper table (7) is arranged on the punching device (10) below; Two sliding rails are symmetrically provided on the left and right sides of the surface of the worktable (7), a discharge port (16) is provided in the middle of the bottom end of the worktable (7), and a waste box ( 6); The four said hydraulic telescopic rods one (11) are symmetrically called two groups, and the two groups of hydraulic telescopic rods one (11) are respectively driven by two hydraulic pumps one (12), and the two said hydraulic pumps one (12) about Symmetrically installed on both sides of the casing (1). 3. A computer case guard plate punching device according to claim 2, characterized in that: the workbench (7) comprises an outer top plate (17) and an inner pressure plate (18), and the inner pressure plate (18) is a A convex shape, an outer top plate (17) is slidably connected around the outer surface of the convex part of the inner pressure plate (18), the outer top plate (17) is slidably connected to the concave wall of the workbench, and the outer top plate (17) Driven by an electric telescopic rod installed between the outer top plate (17) and the inner pressure plate (18); A plurality of punching holes are formed inside the bottom end of the inner pressure plate (18), and the punching holes penetrate downwards to the discharge port (16). 4. A computer case guard plate punching device according to claim 1, characterized in that: the fixing assembly (3) comprises: a vacuum suction cup (20) and an auxiliary pressure plate (21), the vacuum suction cup (20) They are respectively arranged at the inner four corners of the outer top plate (17), the suction port of the vacuum suction cup (20) is connected with the vacuum pump, and the auxiliary pressure plate (21) is symmetrically installed on the bottom end of the dust removal plate (22). 5. A computer case guard plate punching device according to claim 4, characterized in that: the auxiliary pressure plate (21) comprises an arc plate (27), a spring one (24), a top plate (25) and a connecting rod One (26), the side of the curved plate (27) close to the waste box (6) is provided with a pushing plate (23), and a number of springs are evenly distributed laterally on the upper end surface of the curved plate (27) One (24) ), the top of the spring one (24) is fixed on the top plate (25), the four corners of the lower end face of the top plate (25) are provided with limit posts (28), and the left and right ends of the top plate (25) are fixed with two One connecting rod (26) is rotatably connected with the arc-shaped plate (27). 6. A computer case guard plate punching device according to claim 1, characterized in that: the dust removal assembly (4) comprises: a dust removal plate (22), a high-pressure air pipe (36) and a fan (29), the Two air inlets (30) are symmetrically opened at the left and right ends of the rear side of the dust removal board (22), and the two air inlets (30) are respectively connected with the fan (29) through the high-pressure air pipe (36), and the fan (29) ) is fixed on the right end of the casing (1); Both ends of the dust removal board (22) are driven by the hub motor to realize the back and forth movement of the dust removal board (22) on the sliding rail. 7. A computer case guard plate punching device according to claim 6, wherein the dust removal plate (22) comprises: a dust removal box body (31), a swing air plate (32), a second connecting rod (33) ), a second spring (34) and a driving device (35), a number of swinging air plates (32) are evenly installed in the interior of the dust removal box (31), and the swinging air plates (32) are rotatably connected to the dust removal box (31). 31) Inside, the plurality of swinging air plates (32) are connected by connecting rod two (33), and each swinging air plate (32) is hinged with the second connecting rod (33), the second connecting rod (33). (33) One end is elastically connected to the inner wall of the dust removal box (31) through the second spring (34), and the other end of the second connecting rod (33) extends to the outside of the dust removal box (31) and is connected with a drive device (35). 8. A computer case guard plate punching device according to claim 7, characterized in that: the driving device (35) comprises a second driving motor (37), a rotating disk (38), a lateral fixing plate (39), a longitudinal fixing plate (40), a swing rod (41), an arc gear (15) and a sliding rod (19), the transverse fixing plate (39) is slidably connected to the sliding rod (19) through a sleeve, and the driving motor The rotating shaft of the second (37) is rotatably connected with the longitudinal fixing plate (40), and a rotating plate (38) is fixed to one end of the longitudinal fixing plate (40) to the right, and the rotating plate (38) is away from the second (40) driving motor. 37) is eccentrically provided with a protruding post (42), the protruding post (42) is slidably connected with the swing rod (41), and the lower end of the swing rod (41) is rotatably connected to the longitudinal fixing plate (40), An arc gear (15) is installed at the bottom end of the swing rod (41); The connection between the swing rod (41) and the arc gear (15) is rotatably connected with the longitudinal fixing plate (40); A limit plate is installed at one end of the sliding rod (19) away from the dust removal box (31), and a number of straight teeth are laterally arranged in the middle of the upper surface of the sliding rod (19). The straight teeth and the arc gear (15) meshed. 9. A computer case guard plate punching device according to claim 7, characterized in that: the thickness of the swinging air plate (32) gradually decreases from top to bottom, and there are several openings on both sides of the swing plate (32) The guide groove; The guide groove is inclined along the lower right of the swinging air plate (32).

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