Safety pedal device of injection molding machine

Abstract

The utility model discloses an injection molding machine safety pedal device which comprises a base plate, vertical seats are arranged on the two sides of the top end of the base plate, guide rails are arranged at the top ends of the vertical seats, a bearing plate is connected to the tops of the two guide rails in a sliding mode, a supporting plate is arranged above the bearing plate, and connecting frames are arranged on the two sides of the bottom end of the supporting plate. A strip-shaped positioning seat is arranged at the end, away from the supporting plate, of the connecting frame, the bottom end of the strip-shaped positioning seat is connected with the top end of the bearing plate, a bottom plate is arranged at the center of the top end of the supporting plate, lower connecting plates are arranged on the two sides of the top end of the bottom plate, L-shaped side frame bodies are arranged on the outer walls of the two sides of each lower connecting plate, and a pedal body is arranged above the lower connecting plates. And rotating shafts are rotationally mounted on the outer walls of the two sides of the pedal body. According to the utility model, not only is the convenience of the pedal device in use improved, but also the purpose of easily cleaning and maintaining the pedal device is achieved, the potential safety hazard of the injection molding machine is eliminated, and the safety of the injection molding machine in operation is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of injection molding machine safety, in particular to a safety pedal device for an injection molding machine. Background Art

[0002] As a key equipment in the plastics processing industry, injection molding machines involve high temperatures, high pressures, and fast-moving mechanical parts during operation, which poses a high safety risk. Traditional injection molding machines often rely on the operator's attention and experience to avoid accidents. However, during long working hours or in emergency situations, operational errors are difficult to completely avoid. Therefore, it is particularly important to develop a device that can effectively improve the operational safety of injection molding machines.

[0003] The reference announcement number CN210705897U is a safety pedal device for an injection molding machine, which includes two guide rails parallel to each other, a turntable slide movably arranged between the two guide rails, and a driving mechanism that drives the turntable slide to move along the guide rails. A moving seat of a frame structure is movably arranged on the two guide rails, the turntable slide is connected to the moving seat to drive the moving seat to move along the guide rails, a plurality of support rods are provided on the moving seat, and a plurality of pedals are provided on the moving seat. The edge of the pedal is provided with a through hole for the support rod to pass through, and a plurality of touch switches are vertically arranged on the moving seat. The touch switches are connected to the driving mechanism, and the touch switches and the pedals do not contact each other. The pedal device is equipped with a touch switch to ensure that when someone is on the pedal, the relevant equipment cannot be started. The pedal device has a simple structure, is flexible and lightweight, and has high safety. As can be seen from the above, although the pedal device can be well applied, it is usually not convenient to adjust the position of the pedal body as needed, and it is difficult to automatically control the distance between the person and the injection molding machine. There are certain inconveniences when using it, and it needs to be improved. Utility Model Content

[0004] The purpose of the present utility model is to provide a safety pedal device for an injection molding machine, so as to solve the problem in the above background technology that although the pedal device can be well applied, it is usually not convenient to adjust the position of the pedal body as needed, and it is difficult to automatically control the distance between the personnel and the injection molding machine, which causes certain inconveniences during use.

[0005] To achieve the above-mentioned purpose, the present invention provides the following technical solutions: a safety pedal device for an injection molding machine, comprising a base plate, both sides of the top of the base plate are provided with a stand, the tops of the stand are provided with a guide rail, the tops of the two guide rails are slidably connected to a carrying plate, a support plate is provided above the carrying plate, both sides of the bottom end of the support plate are provided with a connecting frame, the end of the connecting frame away from the support plate is provided with a strip positioning seat, the bottom end of the strip positioning seat is connected to the top of the carrying plate, a bottom plate is provided at the center position of the top of the support plate, lower connecting plates are provided on both sides of the top of the bottom plate, and the lower connecting plates An L-shaped side frame is provided on the outer walls of both sides, a pedal body is provided above the lower connecting plate, and a rotating shaft is rotatably installed on the outer walls of both sides of the pedal body, and the end of the rotating shaft away from the pedal body is connected to the inner wall of the L-shaped side frame. An inverted U-shaped frame is provided on one side of the top of the lower connecting plate, and a spring expansion part is provided at the top of the inverted U-shaped frame. The top of the spring expansion part touches the top of the pedal body, and an abutment plate is provided on the surface of the inverted U-shaped frame. An abutment bolt is threadedly installed on the bottom end of the abutment plate, and the top of the abutment bolt passes through the abutment plate and touches the top of the pedal body.

[0006] Preferably, a component placement rack is provided on the top of the base plate on one side of the stand, and connecting blocks are provided on both sides of the bottom end of the support plate. The component placement rack can be used to place the telescopic driving component.

[0007] Preferably, a telescopic driving member is installed on the outer wall of the mounting frame, one end of which passes through the mounting frame and is connected to the outer wall of the connecting block. The telescopic driving member is provided to drive the support plate to translate.

[0008] Preferably, circular positioning holes are provided on both sides of the interior of the strip-shaped positioning seat, and both ends of the circular positioning holes extend to the outside of the strip-shaped positioning seat. Through the provision of the circular positioning holes, the strip-shaped positioning seat can be positioned and placed with the help of bolts.

[0009] Preferably, a waist-shaped positioning hole is provided inside the strip-shaped positioning seat on one side of the circular positioning hole, and both ends of the waist-shaped positioning hole extend to the outside of the strip-shaped positioning seat. Through the setting of the waist-shaped positioning hole, the strip-shaped positioning seat can be positioned and placed with the help of bolts.

[0010] Preferably, an alarm is provided at the top of the bottom plate between the lower connecting plates, and a wireless communication module is provided at the top of the bottom plate on one side of the alarm. The alarm is set so as to sound an alarm to remind personnel to operate and observe the injection molding machine at close range.

[0011] Preferably, a front frame body is provided at the top of the lower connecting plate on one side of the inverted U-shaped frame, and touch sensors are provided on both sides of the top of the front frame body. The touch sensors are set to monitor whether a person is standing on the top of the pedal body.

[0012] Compared with the prior art, the beneficial effects of the present invention are as follows: the safety pedal device for an injection molding machine not only improves the convenience of using the pedal device, but also achieves the purpose of facilitating cleaning and maintenance of the pedal device, and eliminates the potential safety hazards of the injection molding machine, thereby improving the safety of the injection molding machine during operation;

[0013] (1) The supporting plate is driven to slide on the top of the guide rail by the telescopic driving member through the connecting block. When a person stands on the top of the pedal body, the distance between the person and the injection molding machine can be automatically adjusted so that the person does not need to leave the pedal device to move actively, thereby improving the convenience of using the pedal device;

[0014] (2) By setting the circular positioning hole and the waist-shaped positioning hole, the strip positioning seat can be disassembled and assembled on the top of the supporting plate with the help of bolts, and then the pedal body and other related components can be disassembled and assembled on the top of the supporting plate, thereby achieving the purpose of facilitating cleaning and maintenance of the pedal device;

[0015] (3) Through the elastic action of the spring telescopic member, when a person stands on the top of the pedal body, the rear end of the pedal body rotates downward, and the upper end of the abutting bolt abuts and supports the pedal body. When the person leaves the top of the pedal body, the front end of the pedal body rotates downward and elastically contacts the top of the touch sensor. Due to the setting of the alarm, if the lower surface of the front end of the pedal body contacts the top of the touch sensor, it means that the staff is not standing on the top of the pedal body. At this time, the alarm sounds an alarm to prompt, and the injection molding machine stops operations such as mold closing or injection molding, thereby eliminating the safety hazards of the injection molding machine and improving safety. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 This is a schematic diagram of the three-dimensional structure of the utility model;

[0017] Figure 2 This is a schematic diagram of the bottom-up structure of the strip-shaped positioning seat of the utility model;

[0018] Figure 3 This is a schematic diagram of the structure of the pedal body of the utility model when viewed from above;

[0019] Figure 4 This is a schematic diagram of the top view of the pedal body of the present invention.

[0020] In the figure: 1. Base plate; 2. Stand; 201. Guide rail; 3. Parts rack; 4. Telescopic drive member; 5. Connecting block; 6. Load-bearing plate; 7. Bar-shaped positioning seat; 701. Circular positioning hole; 702. Waist-shaped positioning hole; 8. Connecting frame; 9. Support plate; 10. Bottom plate; 11. Alarm; 12. Wireless communication module; 13. Lower connecting plate; 14. Pedal body; 15. L-shaped side frame; 16. Rotating shaft; 17. Inverted U-shaped frame; 18. Spring telescopic member; 19. Abutment plate; 20. Abutment bolt; 21. Front frame; 22. Touch sensor. DETAILED DESCRIPTION

[0021] The following is a clear and complete description of the technical solutions in the embodiments of the present invention in conjunction with the accompanying drawings. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without making creative work are within the scope of protection of the present invention.

[0022] See also Figure 1-4 The utility model provides an embodiment of a safety pedal device for an injection molding machine, comprising a base plate 1, a stand 2 is provided on both sides of the top of the base plate 1, a mounting frame 3 is provided on the top of the base plate 1 on one side of the stand 2, and a connecting block 5 is provided on both sides of the bottom of a support plate 9;

[0023] When in use, the mounting frame 3 is provided to place the telescopic driving member 4;

[0024] A telescopic driving member 4 is mounted on the outer wall of the mounting frame 3. One end of the telescopic driving member 4 passes through the mounting frame 3 and is connected to the outer wall of the connecting block 5.

[0025] When in use, the telescopic driving member 4 is arranged to drive the support plate 9 to move in translation;

[0026] The top of the stand 2 is provided with a guide rail 201, and the top of the two guide rails 201 is slidably connected to a carrying plate 6, and a supporting plate 9 is provided above the carrying plate 6. Connecting frames 8 are provided on both sides of the bottom of the supporting plate 9. The end of the connecting frame 8 away from the supporting plate 9 is provided with a strip positioning seat 7, and the bottom end of the strip positioning seat 7 is connected to the top of the carrying plate 6. Circular positioning holes 701 are provided on both sides of the interior of the strip positioning seat 7, and both ends of the circular positioning hole 701 extend to the outside of the strip positioning seat 7;

[0027] When in use, the circular positioning hole 701 is provided so that the strip-shaped positioning seat 7 can be positioned and placed with the help of bolts;

[0028] A waist-shaped positioning hole 702 is provided inside the strip-shaped positioning seat 7 on one side of the circular positioning hole 701, and both ends of the waist-shaped positioning hole 702 extend to the outside of the strip-shaped positioning seat 7;

[0029] When in use, the waist-shaped positioning hole 702 is provided so that the strip-shaped positioning seat 7 can be positioned and placed with the help of bolts;

[0030] A bottom plate 10 is provided at the center of the top of the support plate 9, and lower connecting plates 13 are provided on both sides of the top of the bottom plate 10. An alarm 11 is provided on the top of the bottom plate 10 between the lower connecting plates 13, and a wireless communication module 12 is provided on the top of the bottom plate 10 on the side of the alarm 11;

[0031] When in use, the alarm 11 is set to sound an alarm to remind personnel to operate and observe the injection molding machine at close range;

[0032] L-shaped side frames 15 are provided on the outer walls of both sides of the lower connecting plate 13. A pedal body 14 is provided above the lower connecting plate 13. Rotating shafts 16 are rotatably mounted on the outer walls of both sides of the pedal body 14. The end of the rotating shaft 16 away from the pedal body 14 is connected to the inner wall of the L-shaped side frame 15. An inverted U-shaped frame 17 is provided on one side of the top of the lower connecting plate 13. A front frame 21 is provided on the top of the lower connecting plate 13 on the side of the inverted U-shaped frame 17. Touch sensors 22 are provided on both sides of the top of the front frame 21.

[0033] When in use, the touch sensor 22 is provided to monitor whether a person is standing on the top of the pedal body 14;

[0034] A spring telescopic member 18 is provided at the top of the inverted U-shaped frame 17, and the top of the spring telescopic member 18 touches the top of the pedal body 14. A contact plate 19 is provided on the surface of the inverted U-shaped frame 17, and an abutment bolt 20 is threadedly installed at the bottom end of the abutment plate 19. The top of the abutment bolt 20 passes through the abutment plate 19 and touches the top of the pedal body 14.

[0035] When the embodiment of the present application is in use, first, the pedal device is electrically connected to the injection molding machine. Through the elastic action of the spring telescopic member 18, when a person stands on the top of the pedal body 14, the rear end of the pedal body 14 rotates downward, and the upper end of the abutting bolt 20 abuts and supports the pedal body 14, so that the front end of the pedal body 14 no longer contacts the top of the touch sensor 22. When the person leaves the top of the pedal body 14, the front end of the pedal body 14 rotates downward and elastically contacts the top of the touch sensor 22. Due to the setting of the alarm 11, if the lower surface of the front end of the pedal body 14 contacts the top of the touch sensor 22, it means that the staff is not standing on the top of the pedal body 14. At this time, the alarm 11 sounds an alarm to prompt and stops the injection molding machine from performing operations such as mold closing or injection molding to improve the safety of the injection molding machine during operation. When the front end does not touch the top of the touch sensor 22, it means that the staff is standing on the top of the pedal body 14 next to the injection molding machine so that the injection molding machine can perform operations such as mold closing and injection molding to ensure that there is always someone to observe when the injection molding machine is running, thereby reducing the incidence of safety accidents. Afterwards, the circular positioning hole 701 and the waist-shaped positioning hole 702 are set so that the strip positioning seat 7 can be disassembled and assembled on the top of the supporting plate 6 with the help of bolts, and then the pedal body 14 and other related components can be disassembled and assembled on the top of the supporting plate 6 to facilitate cleaning and maintenance of the pedal device. Finally, the supporting plate 6 is driven to slide on the top of the guide rail 201 through the telescopic drive member 4 through the connecting block 5. When the person stands on the top of the pedal body 14, the distance between the person and the injection molding machine can be automatically adjusted so that the person can move without leaving the pedal device, thereby completing the use of the pedal device.

Claims

1. A safety pedal device for an injection molding machine, characterized in that: The invention comprises a base plate (1), both sides of the top of the base plate (1) are provided with a stand (2), the top of the stand (2) is provided with a guide rail (201), the tops of the two guide rails (201) are slidably connected with a bearing plate (6), a support plate (9) is provided above the bearing plate (6), both sides of the bottom end of the support plate (9) are provided with a connecting frame (8), the end of the connecting frame (8) away from the support plate (9) is provided with a strip-shaped positioning seat (7), the bottom end of the strip-shaped positioning seat (7) is connected to the top of the bearing plate (6), a bottom plate (10) is provided at the center position of the top of the support plate (9), both sides of the top of the bottom plate (10) are provided with a lower connecting plate (13), the outer walls of both sides of the lower connecting plate (13) are provided with an L-shaped side frame body (15), the lower connecting plate (13) is provided with an L-shaped side frame body (15), and the lower connecting plate (13) is provided with an L-shaped side frame body (15). A pedal body (14) is provided above the plate (13), and a rotating shaft (16) is rotatably installed on the outer walls of both sides of the pedal body (14), and the end of the rotating shaft (16) away from the pedal body (14) is connected to the inner wall of the L-shaped side frame (15), and an inverted U-shaped frame (17) is provided on one side of the top of the lower connecting plate (13), and a spring telescopic member (18) is provided at the top of the inverted U-shaped frame (17), and the top of the spring telescopic member (18) touches the top of the pedal body (14). A contact plate (19) is provided on the surface of the inverted U-shaped frame (17), and an abutment bolt (20) is threadedly installed on the bottom end of the abutment plate (19), and the top of the abutment bolt (20) passes through the abutment plate (19) and touches the top of the pedal body (14).

2. The safety pedal device for an injection molding machine according to claim 1, characterized in that: A component rack (3) is provided at the top of the base plate (1) on one side of the stand (2), and connecting blocks (5) are provided on both sides of the bottom end of the support plate (9).

3. The safety pedal device for an injection molding machine according to claim 2, characterized in that: A telescopic driving member (4) is installed on the outer wall of the component rack (3), and one end of the telescopic driving member (4) passes through the component rack (3) and is connected to the outer wall of the connecting block (5).

4. The safety pedal device for an injection molding machine according to claim 1, characterized in that: Circular positioning holes (701) are provided on both sides of the interior of the strip-shaped positioning seat (7), and both ends of the circular positioning hole (701) extend to the exterior of the strip-shaped positioning seat (7).

5. The safety pedal device for an injection molding machine according to claim 4, characterized in that: A waist-shaped positioning hole (702) is provided inside the strip-shaped positioning seat (7) on one side of the circular positioning hole (701), and both ends of the waist-shaped positioning hole (702) extend to the outside of the strip-shaped positioning seat (7).

6. The safety pedal device for an injection molding machine according to claim 1, characterized in that: An alarm (11) is provided at the top of the bottom plate (10) between the lower connecting plates (13), and a wireless communication module (12) is provided at the top of the bottom plate (10) on one side of the alarm (11).

7. The safety pedal device for an injection molding machine according to claim 1, characterized in that: A front frame body (21) is provided at the top end of the lower connecting plate (13) on one side of the inverted U-shaped frame (17), and touch sensors (22) are provided on both sides of the top end of the front frame body (21).

Images