CN217451651U - Safety protection device for punch press - Google Patents

Abstract

The utility model relates to a punch press safety device, the punch press includes actuating mechanism, activity stamping die and fixed stamping die, safety device includes first and second detection subassembly, the top at punch press operation area is installed to the vertical direction of first detection subassembly, position and the profile information from vertical direction detection work piece and operating personnel, the side at punch press operation area is installed to second detection subassembly horizontal direction, position and the profile information from horizontal direction detection work piece and operating personnel, the fixed control box that sets up in the lower part of a punch press body side, be provided with microcontroller in the control box, microcontroller and actuating mechanism, first detection subassembly and second detection subassembly electric connection. The utility model realizes omnibearing detection, and can not affect the stamping flow of hardware fittings; and the longitudinal and transverse infrared object detection systems are used for acquiring the relative position of an object and the outline of the object before stamping and determining whether the stamping is started safely.

Description

Safety protection device for punch press

Technical Field

The utility model belongs to the technical field of the punch press, concretely relates to punch press safety device.

Background

In the present hardware fitting processing production, the punch press is commonly used, is used for molding hardware fittings of various shapes, and is very efficient and quick. The time from the start to the end of the punching of the mechanical punching machine is basically within 1 second, and because the safety protection device and means of the punching machine are not perfect, a plurality of practitioners are accidentally injured when being punched by the punching machine every year. In order to improve the production safety, countries and enterprises also increase related safety equipment of some punching machines, but because the installed mechanical protection system or electronic system affects the punching machine, the punching machine cannot be normally produced when hardware workpieces with different shapes are produced, and finally the related safety equipment has to be abandoned.

Disclosure of Invention

In order to solve the technical problem, the utility model provides a punch press safety device. The utility model discloses the technical scheme who adopts as follows:

punch press safety device, the punch press includes: punch press body, actuating mechanism, activity stamping die and fixed stamping die, safety device includes: the automatic punching machine comprises a punching machine body, and is characterized by comprising a first detection assembly and a second detection assembly, wherein the first detection assembly is arranged above a punching machine operation area in the vertical direction and used for detecting the position and the contour information of a workpiece and an operator in the vertical direction, the second detection assembly is arranged on the side of the punching machine operation area in the horizontal direction and used for detecting the position and the contour information of the workpiece and the operator in the horizontal direction, a control box is fixedly arranged at the lower part of one side of the punching machine body, a programmable microcontroller is arranged in the control box, and the microcontroller is respectively connected with a driving mechanism, the first detection assembly and the second detection assembly in an electric mode.

The utility model has the advantages that:

the utility model discloses an all-round detection to can not cause the influence to hardware fitting's punching press flow.

The utility model discloses divide vertical and horizontal infrared object detection system, gather object relative position and object profile before the punching press, confirm whether safe of start-up punching press.

The utility model has the advantages of simple and reasonable structure, operation control is convenient, surveys and the control result is accurate reliable.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below. It should be apparent that the drawings in the following description are illustrative of some embodiments of the invention, and that those skilled in the art will be able to derive other drawings without inventive step from these drawings, which are within the scope of the present application.

FIG. 1 is a schematic view of a conventional punch press;

fig. 2 is a front view of a punch press safety guard according to an embodiment of the present invention;

fig. 3 is a perspective view of a safety protection device of a punch press according to an embodiment of the present invention;

in the figure, 1 is a driving mechanism, 2 is a movable stamping die, 3 is a fixed stamping die, 4 is a first detection component, 5 is a second detection component, 6 is a second detection component support, 7 is a first detection component support, 8 is a sliding block, 9 is a first horizontal sliding rod, 10 is a rotating shaft support, 11 is a second horizontal sliding rod, 12 is a vertical sliding rod, and 13 is a control box.

Detailed Description

The technical solution of the present invention will be described clearly and completely with reference to the accompanying drawings, and obviously, the described embodiments are some, but not all embodiments of the present invention.

Fig. 1 is a schematic view of a conventional punch press. The punch press includes: punch press body, actuating mechanism 1, activity stamping die 2 and fixed stamping die 3, hardware fitting place between activity stamping die 2 and fixed stamping die 3, and actuating mechanism 1 drives activity stamping die 2, becomes the shape of technological requirement with hardware fitting punching press. In the production process, an operator needs to continuously take and place hardware fittings, personal injury can be brought to the operator by carelessness, and a set of safe and effective personal safety protection system which is convenient to produce and is safe needs to be assembled for the existing punch press urgently.

Fig. 2 is a front view of a safety protection device for a punch press according to an embodiment of the present invention; as shown in fig. 3, it is a perspective view of the punch press safety protection device of the embodiment of the present invention. A punch press safety device comprising: first detection subassembly 4 and second detection subassembly 5, first detection subassembly 4 and second detection subassembly 5 adopt infrared sensor array to realize surveying, and infrared sensor array adopts the infrared sensor who has detection distance regulatory function, whether has the foreign matter to get into the punching press region during the detection punching press to guarantee operating personnel's personal safety. The fixed first horizontal sliding rod 9 that sets up in upper portion of punch press body side, the cross section of first horizontal sliding rod 9 is the forked tail structure, and the one end of first detection subassembly support 7 is provided with the first dovetail with first horizontal sliding rod 9 matched with, and first detection subassembly support 7 passes through first dovetail slidable mounting on first horizontal sliding rod 9, and first detection subassembly support 7 and first horizontal sliding rod 9 intersect perpendicularly, and the vertical direction of first detection subassembly 4 is installed on first detection subassembly support 7, forms the infrared object detection system of the vertical direction of punch press. A rotary shaft support 10 is arranged below the fixed end part of a first horizontal sliding rod 9, a rotary shaft is arranged at one end of a second horizontal sliding rod 11, the second horizontal sliding rod 11 is rotatably installed on the rotary shaft support 10 through the rotary shaft, the cross section of the second horizontal sliding rod 11 is of a dovetail structure, a second dovetail groove matched with the second horizontal sliding rod 11 is arranged on one side of a sliding block 8, the sliding block 8 is slidably installed on the second horizontal sliding rod 11 through the second dovetail groove, a vertical third dovetail groove is arranged on the other side of the sliding block 8, the cross section of a vertical sliding rod 12 is of a dovetail structure matched with the third dovetail groove, and the vertical sliding rod 12 is slidably installed in the vertical direction of the sliding block 8 through the third dovetail groove. And a second detection assembly bracket 6 is arranged at the lower end part of the vertical sliding rod 12, and a second detection assembly 5 is horizontally arranged on the second detection assembly bracket 6 to form an infrared object detection system of the punch press in the horizontal direction. The lower part of one side surface of the punch body is fixedly provided with a control box 13, a microcontroller is arranged in the control box 13, and the microcontroller is electrically connected with the driving mechanism 1, the first detection component 4 and the second detection component 5 respectively.

The embodiment of the utility model provides an in, microcontroller is used for realizing data acquisition, transmission, object profile judgement and warning, and product and control method are prior art, and microcontroller can adopt PLC programmable controller.

The utility model discloses punch press safety device's theory of operation as follows:

1. vertical direction detection and safety protection.

The first horizontal sliding rod 9 is arranged on one side of the punch press body, and the first detection component bracket 7 can move back and forth on the first horizontal sliding rod 9 to adjust the relative position between the first detection component 4 and the punching equipment. The function of the first detection assembly 4 is: the position information of the workpiece to be processed of the stamping equipment is collected, and the microprocessor processes the collected data to determine whether the stamping starting condition is met.

Detecting the outer contour signal of the object in the vertical direction: the detection distance of the first detection assembly 4 is adjusted to be larger than the basic surface of the installation die of the punch body, smaller than the reference surface and larger than the lower shearing surface, the infrared sensor elements in the infrared sensor array are adjusted to be in proper positions, the inner layer sensor of the infrared sensor array detects the outline of a stamping part, and the outer layer sensor can detect the operation position of a worker. When a new workpiece needs to be machined, a microprocessor information acquisition and input program is started, the vertical-direction safety position information of the workpiece machined by a worker is required to be read for multiple times, certain deviation is allowed to exist in each position, the workpiece is stored in a programmable access unit, when in work production, the operator pedals a stamping starting switch, a system immediately reads real-time position information returned by a first detection assembly 4 and compares the real-time position information with safety information input at the beginning, if the acquired vertical real-time information is matched with the stored safety information, the stamping system passes vertical detection, the stamping program is started, and otherwise, the stamping program cannot be started without passing the safety detection.

2. Horizontal direction detection and safety protection.

The rotary shaft bracket 10 is installed at the side of the punching device, the second horizontal sliding rod 11 is installed on the rotary shaft bracket 10 through the rotary shaft, and the opening angle of the second horizontal sliding rod 11 is adjusted according to different workpieces to meet the requirement of production space. The sliding block 8 is installed on the second horizontal sliding rod 11, the sliding block 8 is dragged to move back and forth according to work requirements, the vertical sliding rod 12 is installed on the sliding block 8, the second detection component 5 is installed at the lower end portion of the vertical sliding rod 12, and the second detection component 5 can be dragged to move up and down in the vertical direction according to work requirements. Through the structural design, the second detection assembly 5 can be moved randomly in a three-dimensional space, and the second detection assembly 5 is dragged to read the contour information of the workpiece and the operator at a proper position and angle so as to determine whether the stamping starting condition is met.

Detecting the outer contour signal of the object in the horizontal direction: the second detection component 5 adjusts the maximum detection distance to the edge of the punching machine body, adjusts the horizontal detector to a proper position according to the size of a workpiece, the detection range is from the front of a die to the hand of a person, a microcontroller information acquisition and recording program is started before the workpiece is machined, the horizontal direction safety position information of the workpiece machined by a worker needs to be read for many times, certain deviation is allowed to exist in each position, and the safety position information is stored in a programmable access unit. During work production, an operator pedals the stamping starting switch, the microcontroller immediately reads the real-time position information returned by the second detection assembly 5, the real-time position information is compared with the input information before work, if the acquired horizontal real-time information is matched with the stored safety information, the stamping system passes vertical detection, a stamping program is started, and otherwise, the stamping program cannot be started without passing safety detection.

The punching program is started through the programmable system of the microcontroller for vertical detection and horizontal detection of the punching machine, workpieces are machined, and the punching program is not started when the detection fails, so that the operator is effectively prevented from being accidentally injured. The microcontroller mainly realizes the acquisition and comparison of the position information of the workpiece and the operator, and the control methods are all the prior art and are not described again.

Finally, it is to be noted that: the above embodiments are only specific embodiments of the present invention, and are not intended to limit the technical solutions of the present invention, and the scope of the present invention is not limited thereto. Those skilled in the art will understand that: any person skilled in the art can modify or easily conceive the technical solutions described in the foregoing embodiments or equivalent substitutes for some technical features within the technical scope of the present disclosure; such modifications, changes or substitutions do not depart from the spirit and scope of the embodiments of the present invention, and they should be construed as being included therein.

Claims (6)

1. Punch press safety device, the punch press includes: punch press body, actuating mechanism (1), activity stamping die (2) and fixed stamping die (3), its characterized in that, safety device includes: first detection subassembly (4) and second detection subassembly (5), the top in punch press operation region is installed to first detection subassembly (4) vertical direction, be used for detecting position and the profile information of work piece and operating personnel from the vertical direction, the side in punch press operation region is installed to second detection subassembly (5) horizontal direction, be used for detecting position and the profile information of work piece and operating personnel from the horizontal direction, fixed control box (13) that sets up in the lower part of one side of punch press body, be provided with programmable microcontroller in control box (13), microcontroller respectively with actuating mechanism (1), first detection subassembly (4) and second detection subassembly (5) electric connection.

2. The safety protection device of the punch press according to claim 1, wherein a first horizontal sliding rod (9) is fixedly arranged at the upper part of one side surface of the punch press body, the cross section of the first horizontal sliding rod (9) is of a dovetail structure, a first dovetail groove matched with the first horizontal sliding rod (9) is formed at one end of a first non-detection assembly support (7), the first detection assembly support (7) is slidably arranged on the first horizontal sliding rod (9) through the first dovetail groove, the first detection assembly support (7) is vertically intersected with the first horizontal sliding rod (9), and the first detection assembly (4) is vertically arranged on the first detection assembly support (7).

3. The punch press safety protection device according to claim 2, wherein a rotary shaft support (10) is arranged below the fixed end part of the first horizontal sliding rod (9), a rotary shaft is arranged at one end of the second horizontal sliding rod (11), the second horizontal sliding rod (11) is rotatably mounted on the rotary shaft support (10) through the rotary shaft, the cross section of the second horizontal sliding rod (11) is of a dovetail structure, a second dovetail groove matched with the second horizontal sliding rod (11) is arranged at one side of the sliding block (8), the sliding block (8) is slidably mounted on the second horizontal sliding rod (11) through the second dovetail groove, a vertical third dovetail groove is arranged at the other side of the sliding block (8), the cross section of the vertical sliding rod (12) is of a dovetail structure matched with the third dovetail groove, and the vertical sliding rod (12) is slidably mounted in the vertical direction of the sliding block (8) through the third dovetail groove, the lower end part of the vertical sliding rod (12) is provided with a second detection component bracket (6), and the second detection component (5) is installed on the second detection component bracket (6) in the horizontal direction.

4. A punch press safety guard according to any one of claims 1 to 3 wherein the first detection assembly (4) and the second detection assembly (5) employ an array of infrared sensors.

5. The safety protection device of punching machine according to claim 4, characterized in that, the infrared sensor array adopts the infrared sensor with detection distance adjusting function.

6. The safety apparatus of punching machine according to claim 5, wherein the microcontroller is a PLC programmable controller.

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