Blanking safety protection device

Abstract

The utility model belongs to the technical field of production dies, and particularly discloses a blanking safety protection device which comprises a die used for containing materials, a positioning groove and a guide hole are formed in the die, the materials are connected to the positioning groove in a sliding mode, a guide positioning rod is connected into the guide hole in a sliding mode, and the guide positioning rod is connected to the die through an elastic piece. A contact switch used for being connected with a foot switch in series is arranged on one side of the outer end of the guide positioning rod, the foot switch is used for controlling starting of the blanking process through manual treading, and no contact is achieved, so that blanking is avoided. When contact exists, blanking is carried out; the quality problem caused by blanking due to the fact that the workpiece is not placed in place is completely eradicated; the safety accident risk caused by mistakenly stepping on the pedal switch is reduced; die abrasion caused by blanking when the workpiece is not placed in place is reduced, so that the service life of the die is longer; product quality is improved, safety accident risks are reduced, and the service life of the die is prolonged.

Description

TECHNICAL FIELD

[0001] The utility model belongs to the technical field of production mould, concretely relates to a punching safety device. BACKGROUND

[0002] In the existing punching process, the accuracy of material placement and the control of the punching process have always been the key factors affecting product quality and safety. Traditional punching devices often rely on the experience and skills of operators, and the position and state of material placement are difficult to control accurately, which often leads to quality problems in the punching process, such as workpiece deformation, fracture, etc. At the same time, since the punching process is usually started by manual control equipment such as foot switch, once the operation is improper or missteps, it may cause safety accidents, threatening the life safety of operators. SUMMARY

[0003] In view of the problem that the safety of the operation of the foot switch in the punching process in the prior art needs to be improved, a punching safety device is provided. The utility model provides the following technical scheme:

[0004] A punching safety device, comprising a die for placing materials, the die is provided with a positioning groove and a guide hole, the material is slidingly connected to the positioning groove, a guide positioning rod is slidingly connected in the guide hole, the guide positioning rod is connected to the die through an elastic member, the outer end of the guide positioning rod is provided with a contact switch connected in series with the foot switch, and the foot switch is used for manually stepping to control the start of the punching process.

[0005] Preferably, the positioning groove is horizontally arranged, and the material is horizontally slidingly connected to the positioning groove.

[0006] Preferably, the guide positioning rod is horizontally arranged, and the guide hole is horizontally arranged.

[0007] Preferably, the die comprises a base, a mounting plate and a positioning plate, the positioning plate is arranged on one side of the positioning groove, the guide hole is arranged on the positioning plate, and the contact switch is arranged on the mounting plate.

[0008] Preferably, the guide positioning rod is arranged at the middle position in the horizontal direction of the positioning groove.

[0009] Preferably, the positioning plate is further connected with a positioning block on one side of the positioning groove, the positioning block is provided with a guide sub-hole, the guide sub-hole is coaxially and communicatively arranged with the guide hole, and the guide positioning rod is slidingly connected to the guide sub-hole and the guide hole.

[0010] Preferably, the elastic member is a spring.

[0011] Preferably, the end of the guide positioning rod on one side of the positioning groove is fixedly connected with a spring seat, the positioning block is provided with a mounting groove at one end of the spring seat, and the spring sleeve is arranged outside the guide positioning rod and abuts against the bottom wall of the spring seat and the mounting groove at both ends respectively.

[0012] Compared with the prior art, the utility model has the following beneficial effects:

[0013] 1. Realize no contact, then no blanking, have contact, only then have blanking, prevent quality problem produced because work piece is not placed to position, carry out blanking, reduce the risk of safety accident caused by mispressing foot switch;

[0014] 2. Through accurate material positioning and stable blanking control, blanking quality problems caused by workpiece not being placed in position or misoperation are avoided;

[0015] 3. The mold wear caused by blanking of the workpiece not being placed in position is reduced, and the loss and maintenance cost of the mold are reduced. BRIEF DESCRIPTION OF DRAWINGS

[0016] Fig. 1 It is the overhead structure schematic view of the utility model;

[0017] Fig. 2 It is the local overhead structure schematic view of the utility model;

[0018] Fig. 3 It is the front view structure schematic view of the utility model;

[0019] In the drawings, 1, mold; 11, base; 12, positioning plate; 13, mounting plate; 2, positioning groove; 3, guide positioning rod; 4, contact switch; 5, foot switch; 6, material; 7, extrusion device; 8, feeding plate. DETAILED DESCRIPTION

[0020] The direction words mentioned in the following embodiments, such as "up", "down", "left", "right" and the like, are only the direction of the drawings, therefore, the direction words used are used for illustration and not for limiting the utility model creation.

[0021] For example, Figs. 1-3As shown, a punching safety protection device includes a mold 1 for placing materials 6, the mold 1 is provided with a positioning groove 2 and a guide hole, the material 6 is slidingly connected to the positioning groove 2, a guide positioning rod 3 is slidingly connected in the guide hole, the guide positioning rod 3 is connected to the mold 1 through an elastic member, one side of the outer end of the guide positioning rod 3 is provided with a contact switch 4 connected in series with a foot switch 5, the foot switch 5 is used for artificial stepping to control the start of the punching process, realizing no contact, no punching; there is contact, and there is punching; eliminating the quality problems caused by punching when the workpiece is not placed in place; reducing the risk of safety accidents caused by misfooting the foot switch 5; reducing the wear of the mold 1 caused by punching when the workpiece is not placed in place, making the service life of the mold 1 more durable; improving product quality, reducing safety accident risk, and improving the service life of the mold 1.

[0022] Specifically, the positioning groove 2 is horizontally arranged, and the material 6 is horizontally slidingly connected to the positioning groove 2. The guide positioning rod 3 is horizontally arranged, and the guide hole is horizontally arranged. The guide positioning rod 3 is horizontally slidingly connected to the guide hole. The material 6 is placed more stably, ensuring the stability and accuracy of the material 6 during positioning, and avoiding positioning errors caused by inclination or shaking.

[0023] Further, the mold 1 includes a base 11, a mounting plate 13 and a positioning plate 12, the base 11 is provided with a feeding plate 8 on the front side for placing the material 6 to be processed, the positioning plate 12 is arranged on one side of the positioning groove 2, the guide hole is arranged on the positioning plate 12, and the contact switch 4 is fixed on the mounting plate 13 through bolts, facilitating disassembly and avoiding damage to the contact switch 4 caused by replacing the mold 1.

[0024] Further, the guide positioning rod 3 is arranged at the middle position in the horizontal direction of the positioning groove 2, ensuring the balance and stability of the material 6 during positioning, and improving the accuracy of positioning.

[0025] Further, the positioning plate 12 is further connected with a positioning block on one side of the positioning groove 2, the positioning block is provided with a guide sub-hole, the guide sub-hole is coaxially and communicatively arranged with the guide hole, and the guide positioning rod 3 is slidingly connected to the guide sub-hole and the guide hole. Further enhance the stability and accuracy of the guide positioning rod 3, and ensure the accurate positioning of the material 6 during the punching process.

[0026] Specifically, the mold 1 of the device is clamped by two side extrusion devices 7, the extrusion device 7 slides transversely, and the elastic member adopts a spring.

[0027] Further, the guide positioning rod 3 is fixedly connected with a spring seat at the end on one side of the positioning groove 2, the positioning block is provided with a mounting groove at one end of the spring seat, and the spring is sleeved on the guide positioning rod 3 and abuts against the bottom wall of the mounting groove and the spring seat at both ends.

[0028] Working principle:

[0029] After the workpiece is pushed into the die 1, it first contacts the guide positioning rod 3; the guide positioning rod 3 starts to displace until the workpiece contacts the positioning block; at the same time, after the distal end of the guide positioning rod 3 touches the contact switch 4, the foot switch 5 is unlocked, and after the foot switch 5 is manually stepped on, the blanking is started.

Claims

1. A punching safety protection device, characterized in that: The invention comprises a mold (1) for placing a material (6), wherein a positioning groove (2) and a guide hole are provided on the mold (1), the material (6) is slidably connected to the positioning groove (2), a guide positioning rod (3) is slidably connected in the guide hole, the guide positioning rod (3) is connected to the mold (1) through an elastic member, and a contact switch (4) for being connected in series with a foot switch (5) is provided on one side of the outer end of the guide positioning rod (3), and the foot switch (5) is used for manually stepping on to control the start of the blanking process.

2. The punching safety protection device according to claim 1, characterized in that: The positioning groove (2) is arranged horizontally, and the material (6) is horizontally slidably connected to the positioning groove (2).

3. The punching safety protection device according to claim 2, characterized in that: The guide positioning rod (3) is arranged horizontally, the guide hole is arranged horizontally through, and the guide positioning rod (3) is connected to the guide hole in a horizontal sliding manner.

4. The punching safety protection device according to claim 1, characterized in that: The guide positioning rod (3) is arranged at a middle position of the positioning groove (2) in the horizontal direction.

5. The punching safety protection device according to claim 1, characterized in that: The mold (1) comprises a base (11), a mounting plate (13) and a positioning plate (12), wherein the positioning plate (12) is arranged on one side of the positioning groove (2), the guide hole is arranged on the positioning plate (12), and the contact switch (4) is arranged on the mounting plate (13).

6. The punching safety protection device according to claim 5, characterized in that: The positioning plate (12) is further connected to a positioning block on one side of the positioning groove (2), and the positioning block is provided with a guide auxiliary hole, the guide auxiliary hole is coaxially connected to the guide hole, and the guide positioning rod (3) is slidably connected to the guide auxiliary hole and the guide hole.

7. The punching safety protection device according to claim 6, characterized in that: The elastic member is a spring.

8. The punching safety protection device according to claim 7, characterized in that: The end of the guide positioning rod (3) on one side of the positioning groove (2) is fixedly connected to a spring seat, and the positioning block is provided with a mounting groove at one end of the spring seat. The spring is sleeved on the outside of the guide positioning rod (3) and its two ends respectively abut against the spring seat and the bottom wall of the mounting groove.

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