Defective product screening device for rivet machining

Abstract

The utility model provides a defective product screening device for rivet machining. The defective product screening device for rivet machining comprises a plurality of supporting legs, a screening box is fixedly connected to the top ends of the supporting legs, a discharging table is fixedly connected to the bottom of one side of the inner wall of the screening box, a moving table is arranged at the bottom of the other side of the inner wall of the screening box, the screening box is a shell of a vertically-through structure, and the top face of the discharging table and the top face of the moving table are inclined faces. The top faces of the sides, close to each other, of the discharging table and the moving table are low, a driving roller is arranged on the side, close to the moving table, of the discharging table, and a driven roller is rotationally connected to the side, close to the discharging table, of the moving table. The device is high in automation degree, finished products and defective products can be effectively separated, the screened finished products fall into the lower portion of the screening box, workers can conveniently collect the finished products, the defective products do not need to be manually removed, the defective products are moved to the material collecting box through the brush, convenience and rapidness are achieved, the defective products are not prone to being missed, labor cost is reduced, and production efficiency is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of rivet processing, in particular to a defective product screening device for rivet processing. Background Art

[0002] A rivet is a metal rod-shaped part with a cap on one end. After it is inserted into the connected component, the other end is punched and pressed out at the outer end of the rod to press and fix the component, thereby connecting the two parts. Rivet forming refers to the process of converting metal materials into rivet products with specific shapes and sizes through a series of process steps. This process involves multiple links, including material selection, pretreatment, forming, and subsequent processing. During the production process of rivets, their specifications and dimensions need to be tested to pick out defective products and rivets that do not meet the standards. At this time, a screening device is needed.

[0003] In the existing rivet screening process, it is usually necessary to manually pick out defective products. During the screening process, defective products are easily missed, and finished products cannot be effectively separated from defective products, which increases labor costs and reduces production efficiency.

[0004] Therefore, it is necessary to propose a defective product screening device for rivet processing to solve the above problems. Utility Model Content

[0005] In order to solve the above technical problems, the utility model provides a defective product screening device for rivet processing with a high degree of automation.

[0006] The defective product screening device for rivet processing provided by the utility model comprises: a plurality of legs, the tops of the plurality of legs are fixedly connected to a screening box, a feeding table is fixedly connected to the bottom of one side of the inner wall of the screening box, a moving table is arranged at the bottom of the other side of the inner wall of the screening box, the screening box is a shell with a through structure from top to bottom, the top surfaces of the feeding table and the moving table are inclined surfaces, the top surfaces of the side where the feeding table and the moving table are close to each other are lower, a driving roller is arranged on the side where the feeding table is close to the moving table, and a driven roller is rotatably connected to the side where the moving table is close to the feeding table;

[0007] A fixed block is fixedly connected to the top of the inner wall of the screening box, a first slide groove is provided on the bottom of the fixed block, a first slider is slidably connected inside the first slide groove, a brush is fixedly connected to the bottom of the first slider, the brush movably contacts the active roller and the driven roller, and discharge holes are respectively provided on both sides of the screening box.

[0008] Preferably, the first sliding block is threadedly connected to a reciprocating screw rod, the reciprocating screw rod is rotatably connected to the side wall of the screening box, and the end of the reciprocating screw rod is fixedly connected to a second pulley.

[0009] Preferably, a motor is fixedly connected to the outer surface of the screening box, a rotating rod is fixedly connected to the motor shaft, a first pulley is fixedly connected to the rotating rod, the first pulley and the second pulley are connected to a transmission belt, the first pulley, the second pulley and the transmission belt are all located on one side of the outer surface of the screening box, and the rotating rod is fixedly connected to the active roller.

[0010] Preferably, the material discharge hole is a hole inclined toward the outer surface of the screening box, and material receiving boxes are respectively provided on both sides of the outer surface of the screening box, and the material receiving boxes are located below the material discharge hole.

[0011] Preferably, second slide grooves are respectively provided on both sides of the inner wall of the screening box, a second slider is slidably connected inside the second slide groove, the second slider is fixedly connected to the side wall of the movable platform, the movable platform is slidably connected to the screening box, the second slider is threadedly connected to the screw rod, and the screw rod is rotatably connected to the side wall of the screening box.

[0012] Compared with the related art, the defective product screening device for rivet processing provided by the utility model has the following beneficial effects:

[0013] The utility model has a high degree of automation and can effectively separate finished products from defective products. The screened finished products fall under the screening box, which is convenient for workers to collect. The defective products do not need to be manually removed. The brush moves the defective products to the receiving box, which is convenient and fast, and it is not easy to miss defective products, thus reducing labor costs and improving production efficiency.

[0014] According to the production standards, the staff can adjust the position of the mobile table to adapt to rivets of different specifications, with good applicability. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 A schematic structural diagram of a preferred embodiment of the defective product screening device for rivet processing provided by the utility model;

[0016] Figure 2 It is a cross-sectional schematic diagram of the defective product screening device for rivet processing of the utility model from the first viewing angle;

[0017] Figure 3 It is a cross-sectional schematic diagram from another perspective of the defective product screening device for rivet processing of the utility model.

[0018] Numbers in the figure: 1, outrigger; 11, screening box;

[0019] 2. Unloading table; 21. Moving table; 22. Active roller; 23. Driven roller;

[0020] 3. Fixed block; 31. First slide groove; 32. First slider; 33. Brush; 34. Reciprocating screw rod;

[0021] 4. Motor; 41. Rotating rod; 42. First pulley; 43. Second pulley; 44. Transmission belt;

[0022] 5. second slide groove; 51. second slide block; 52. screw rod;

[0023] 6. Feeding hole; 61. Feeding box. DETAILED DESCRIPTION

[0024] The utility model is further described below in conjunction with the accompanying drawings and implementation modes.

[0025] Please refer to Figure 1 , Figure 2 and Figure 3 The utility model provides a defective product screening device for rivet processing, comprising: a plurality of legs 1, a screening box 11 is fixedly connected to the top of the plurality of legs 1, a feeding table 2 is fixedly connected to the bottom of one side of the inner wall of the screening box 11, a moving table 21 is arranged at the bottom of the other side of the inner wall of the screening box 11, the screening box 11 is a shell with a through structure, the top surfaces of the feeding table 2 and the moving table 21 are inclined surfaces, the top surfaces of the feeding table 2 and the moving table 21 are lower on one side close to each other, an active roller 22 is arranged on the side of the feeding table 2 close to the moving table 21, and a driven roller 23 is rotatably connected to the side of the moving table 21 close to the feeding table 2; the rivets to be screened are placed on the rivets 21, and ... Put the rivets into the screening box 11. It is not advisable to put too many rivets at one time. After putting in an appropriate amount of rivets, it is convenient to better screen the rivets. The movable table 21 can move. The movable table 21 can adjust the distance between the driven roller 23 and the active roller 22 to facilitate the screening of rivets of different specifications. The rivets move from the high place of the unloading table 2 and the movable table 21 to the middle, which is lower. The active roller 22 is rotated, and the rivets that meet the requirements fall down from between the active roller 22 and the driven roller 23. A box for receiving qualified products can be placed under the screening box 11 (not shown in the attached figure) to facilitate collection by the staff.

[0026] Furthermore, a fixing block 3 is fixedly connected to the top of the inner wall of the screening box 11, and a first sliding groove 31 is provided on the bottom surface of the fixing block 3, and a first sliding block 32 is slidably connected inside the first sliding groove 31, and a brush 33 is fixedly connected to the bottom surface of the first sliding block 32, and the brush 33 movably contacts the active roller 22 and the driven roller 23, and discharge holes 6 are respectively provided on both sides of the screening box 11; the non-conforming defective products are rivet between the active roller 22 and the driven roller 23, and when the active roller 22 rotates, the first sliding block 32 on the device reciprocates in the first sliding groove 31, and the first sliding block 32 drives the brush 33 to move, and the brush 33 moves the defective products between the active roller 22 and the driven roller 23 to the discharge hole 6, thereby completing the screening of the defective products, and the device has a high degree of automation. During the screening process, there is no need to manually pick out the defective products, and it is not easy to miss the defective products. The finished products can be effectively separated from the defective products, which reduces the labor cost and improves the production efficiency.

[0027] refer to Figure 1-2 As shown, it should be noted that the discharge hole 6 is a hole with an inclination toward the outer surface of the screening box 11, and receiving boxes 61 are respectively provided on both sides of the outer surface of the screening box 11, and the receiving boxes 61 are located below the discharge hole 6; the defective products entering the discharge hole 6 fall into the receiving boxes 61 through the inclined surface, which is convenient for the staff to uniformly handle the waste materials, saving trouble and effort.

[0028] In this embodiment, reference Figure 3 As shown, second chutes 5 are respectively provided on both sides of the inner wall of the screening box 11, and a second slider 51 is slidably connected inside the second chute 5, and the second slider 51 is fixedly connected to the side wall of the movable platform 21, and the movable platform 21 is slidably connected to the screening box 11, and the second slider 51 is threadedly connected to the screw rod 52, and the screw rod 52 is rotatably connected to the side wall of the screening box 11; according to the production standard, the staff can adjust the position of the movable platform 21 to adapt to rivets of different specifications. When adjusting, the screw rod 52 is rotated, and the screw rod 52 rotates to drive the second slider 51 to move, and the second slider 51 moves in the second chute 5, and the movement of the second slider 51 drives the movable platform 21 to move, which is convenient for adjustment.

[0029] In this embodiment, reference Figure 2 As shown, the outer surface of the screening box 11 is fixedly connected to the motor 4, the rotating shaft of the motor 4 is fixedly connected to the rotating rod 41, the rotating rod 41 is fixedly connected to the first pulley 42, the first pulley 42 and the second pulley 43 are connected to the transmission belt 44, the first pulley 42, the second pulley 43 and the transmission belt 44 are all located on one side of the outer surface of the screening box 11, and the rotating rod 41 is fixedly connected to the active roller 22; when defective products are screened, the motor 4 is turned on, the rotation of the motor 4 drives the rotating rod 41 to rotate, the rotation of the rotating rod 41 drives the active roller 22 to rotate, the active roller 22 cooperates with the driven roller 23 to screen the rivets, and at the same time, when the rotating rod 41 rotates, it also drives the first pulley 42 to rotate, the rotation of the first pulley 42 drives the transmission belt 44 to transmit, and the transmission belt 44 transmits the second pulley 43.

[0030] refer to Figure 2 As shown, it should be noted that the first slider 32 is threadedly connected to a reciprocating screw 34, the reciprocating screw 34 is rotatably connected to the side wall of the screening box 11, and the end of the reciprocating screw 34 is fixedly connected to a second pulley 43; the second pulley 43 rotates to drive the reciprocating screw 34 to move, and the movement of the reciprocating screw 34 drives the first slider 32 to reciprocate, thereby completing the screening of defective products.

[0031] The circuits and controls involved in the present invention are all prior art and will not be described in detail here.

[0032] The above description is only an embodiment of the present invention, and does not limit the patent scope of the present invention. Any equivalent structure or equivalent process transformation made by using the contents of the specification and drawings of the present invention, or directly or indirectly applied in other related technical fields, are also included in the patent protection scope of the present invention.

Claims

1. A defective product screening device for rivet processing, comprising a screening box (11), a material unloading platform (2) is fixedly connected to the bottom of one side of the inner wall of the screening box (11), and a moving platform (21) is arranged at the bottom of the other side of the inner wall of the screening box (11), characterized in that: The screening box (11) is a shell with a through structure from top to bottom. The top surfaces of the unloading platform (2) and the moving platform (21) are inclined surfaces. The top surfaces of the unloading platform (2) and the moving platform (21) are lower when they are close to each other. A driving roller (22) is arranged on the side of the unloading platform (2) close to the moving platform (21). A driven roller (23) is rotatably connected to the side of the moving platform (21) close to the unloading platform (2). A fixed block (3) is fixedly connected to the top of the inner wall of the screening box (11). A first sliding groove (31) is provided on the bottom surface of the fixed block (3). A first sliding block (32) is slidably connected inside the first sliding groove (31). A brush (33) is fixedly connected to the bottom surface of the first sliding block (32). The brush (33) is movably in contact with the driving roller (22) and the driven roller (23). Unloading holes (6) are respectively provided on both sides of the screening box (11).

2. The defective product screening device for rivet processing according to claim 1, characterized in that: The first sliding block (32) is threadedly connected to a reciprocating screw rod (34), the reciprocating screw rod (34) is rotatably connected to the side wall of the screening box (11), and the end of the reciprocating screw rod (34) is fixedly connected to a second pulley (43).

3. The defective product screening device for rivet processing according to claim 2, characterized in that: The outer surface of the screening box (11) is fixedly connected to a motor (4); a rotating rod (41) is fixedly connected to the rotating shaft of the motor (4); the rotating rod (41) is fixedly connected to a first pulley (42); the first pulley (42) and the second pulley (43) are connected to a transmission belt (44); the first pulley (42), the second pulley (43) and the transmission belt (44) are all located on one side of the outer surface of the screening box (11); and the rotating rod (41) is fixedly connected to the active roller (22).

4. The defective product screening device for rivet processing according to claim 1, characterized in that: The material discharge hole (6) is a hole inclined toward the outer surface of the screening box (11), and material receiving boxes (61) are respectively arranged on both sides of the outer surface of the screening box (11), and the material receiving boxes (61) are located below the material discharge hole (6).

5. The defective product screening device for rivet processing according to claim 1, characterized in that: Second slide grooves (5) are respectively provided on both sides of the inner wall of the screening box (11), and a second slider (51) is slidably connected inside the second slide groove (5), and the second slider (51) is fixedly connected to the side wall of the moving platform (21), and the moving platform (21) is slidably connected to the screening box (11), and the second slider (51) is threadedly connected to a screw rod (52), and the screw rod (52) is rotatably connected to the side wall of the screening box (11).

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