Double-frequency heater resistance wire cut-off machine

Abstract

The utility model relates to the technical field of cutting machines, in particular to a resistance wire cut-off machine for a double-frequency heater, which has the advantages that the adjusting precision is improved, the labor intensity of workers is reduced, a heating wire can be protected, an operator is prevented from being injured, and the safety is improved. Comprising a workbench, a bottom box and a plurality of supporting legs, the workbench is fixedly installed at the top end of the bottom box, and the supporting legs are fixedly installed at the four corners of the bottom of the bottom box respectively; the cutting device comprises a workbench and further comprises a moving mechanism, a cutting mechanism, a protection mechanism and a fixing mechanism, the moving mechanism is installed on the side walls of the front end and the rear end of the workbench, the moving mechanism comprises two threaded rods, two first moving blocks, two transmissions, two driving motors and two first moving blocks, the cutting mechanism is installed on the moving mechanism, and the protection mechanism is installed on the cutting mechanism. The fixing mechanism is installed at the top end of the workbench.

Description

Technical Field

[0001] The utility model relates to the technical field of cutting machines, in particular to a dual-frequency heater resistance wire cutting machine. Background Art

[0002] The electric heating wire cutting machine is a machine that uses electric heating wire to generate heat to achieve the purpose of cutting. The electric heating wire cutting machine is currently mainly used for cutting foam sponges, filter screens, chemical fiber cloths, woven bags, etc. The electric heating wire cutting machine is mainly composed of electric heating wires, motion devices and adjustable power supplies, and can cut various thermoplastic products. The prior art publication number CN211331109U proposes an electric heating wire cutting machine, including a bottom plate, a support frame is arranged at the middle position of the top of the bottom plate, a first limiting groove is arranged at the top of the support frame, a first fixed head is arranged inside the first limiting groove, a spring is arranged at the middle position of the bottom of the first fixed head, a plurality of groups of infrared sensors are installed at the bottom of the first fixed head, a resistance wire is connected to the bottom of the spring, a slide groove is arranged at the top of the bottom plate, a second limiting groove is arranged below the slide groove, and a groove is arranged at the bottom of the bottom plate. However, the cutting process is a manual operation with low adjustment accuracy and high safety risks. After the material is cut, the temperature of the heating wire is still very high. When workers carry the cut materials, they are prone to accidentally touch the heating wire and suffer great trauma. Utility Model Content

[0003] In order to solve the above technical problems, the utility model provides a dual-frequency heater resistance wire cutting machine which improves the adjustment accuracy, reduces the labor intensity of the staff, can protect the heating wire, avoids damage to the operator, and improves the safety.

[0004] The utility model discloses a dual-frequency heater resistance wire cutting machine, comprising a workbench, a bottom box and a plurality of legs, wherein the workbench is fixedly mounted on the top of the bottom box, and legs are fixedly mounted at the four corners of the bottom of the bottom box respectively; the utility model also comprises a moving mechanism, a cutting mechanism, a protective mechanism and a fixing mechanism, wherein the moving mechanism is mounted on the front and rear end side walls of the workbench, the cutting mechanism is mounted on the moving mechanism, the protective mechanism is mounted on the cutting mechanism, and the fixing mechanism is mounted on the top of the workbench; the material is placed on the top of the workbench, clamped and limited by the fixing mechanism to avoid movement during cutting, thereby ensuring cutting accuracy; the cutting mechanism can be moved above the workbench by the moving mechanism, thereby improving adjustment accuracy and reducing the labor intensity of the staff; at the same time, the protective mechanism can protect the cutting mechanism to avoid damage to the operator, thereby improving safety.

[0005] Preferably, the moving mechanism comprises two threaded rods, two first moving blocks, two transmissions, two driving motors and two second moving blocks, moving grooves are provided on the side walls at the front and rear ends of the workbench, the two threaded rods are rotatably installed in the moving grooves, the first moving block is screwed on the threaded rods, and the first moving block is slidably installed in the moving grooves, the right ends of the threaded rods pass through the moving grooves and are connected to the output end of the transmission, the input end of the transmission is connected to the output end of the driving motor, and the second moving block is fixedly installed on the outer wall of the first moving block, moving grooves are provided on the side walls at the front and rear ends of the workbench, the two threaded rods are rotatably installed in the moving grooves, the first moving block is screwed on the threaded rods, and the second moving block is slidably installed in the moving grooves, the right ends of the threaded rods pass through the moving grooves and are connected to the output end of the transmission, the input end of the transmission is connected to the output end of the driving motor, and the second moving block is fixedly installed on the outer wall of the first moving block; starting the driving motor drives the threaded rod to rotate through the transmission, and the threaded rod drives the first moving block to move in the moving groove, thereby driving the second moving block to move at the front and rear ends of the workbench, thereby improving the adjustment accuracy and reducing the labor intensity of the staff.

[0006] Preferably, the cutting mechanism includes two forward and reverse motors, two lead screws, two threaded sleeves, two sliders, a movable plate, a dual-frequency heater, two support rods, two supporting wheels and a resistance wire. A driving cavity is provided at the inner bottom end of the movable block, and a sliding groove is provided at the opposite ends of the two movable blocks. The forward and reverse motors are installed in the driving cavity, and the output ends of the forward and reverse motors are connected to the lead screws, which are rotatably installed in the sliding groove, and the threaded sleeves are screwed on the outer wall of the lead screws, and a slider is fixedly installed on the threaded sleeves, and a movable plate is fixedly installed between the two sliders, support rods are installed at the front and rear ends of the bottom of the movable plate, and supporting wheels are installed at the bottom of the support rods, and a resistance wire is installed between the two supporting wheels, one end of the resistance wire is connected to the dual-frequency heater, and the dual-frequency heater is installed at the top of the movable plate; the dual-frequency heater is started to heat up the resistance wire, and the forward and reverse motors are started to drive the lead screws to rotate, so that the threaded sleeves and the slider drive the movable plate to move downward, and the material is cut by the resistance wire.

[0007] Preferably, the support rod is a telescopic rod, which consists of an outer tube, a spring and a sliding rod. The outer tube is fixedly mounted on the bottom end of the movable plate, the upper part of the sliding rod is slidably mounted in the outer tube, the spring is mounted inside the outer tube, and the spring is mounted at the bottom of the sliding rod. The spring and the sliding rod can make the resistance wire have telescopic elasticity to avoid damage caused by excessive downward cutting force.

[0008] Preferably, the protection mechanism includes two groups of fixed arms, two groups of T-shaped sliding bars, two groups of second springs, two pressure plates and two protective plates, the two groups of fixed arms are respectively fixedly mounted on the left and right end side walls of the support rod, the T-shaped sliding bar is slidably mounted on the fixed arm, the second spring is sleeved on the outer wall of the T-shaped sliding bar, the bottom end of the second spring is connected to the top end of the fixed arm, the top end of the second spring is connected to the top of the T-shaped sliding bar, the bottom ends of the front and rear T-shaped sliding bars are fixedly mounted with pressure plates, and the top ends of the pressure plates are fixedly mounted with protective plates; when the movable plate moves downward, the support rod drives the pressure plate to press tightly on the upper surface of the material, the support rod continues to move downward, the pressure plate pushes the T-shaped sliding bar to slide on the fixed arm, pulls the second spring, and after the movable plate moves upward to return to its original position, the second spring resets and drives the pressure plate and the protective plate to protect the first electric telescopic rod to avoid damage to the operator, thereby improving safety.

[0009] Preferably, the fixing mechanism includes a first inverted L-shaped fixing plate, a first electric telescopic rod, a first clamping plate, two second inverted L-shaped fixing plates, two second electric telescopic rods and two second clamping plates, the first inverted L-shaped fixing plate is fixedly installed on the top right part of the workbench, the first electric telescopic rod is fixedly installed on the upper part of the first inverted L-shaped fixing plate, the first clamping plate is fixedly installed on the bottom end of the first electric telescopic rod, the two second inverted L-shaped fixing plates are respectively fixedly installed on the front and rear ends of the top left side of the workbench, the second electric telescopic rod is fixed on the upper part of the second inverted L-shaped fixing plate, and the second clamping plate is fixedly installed on the bottom end of the second electric telescopic rod; starting the first electric telescopic rod drives the first clamping plate to move downward to clamp the right end of the material, and at the same time starting the second electric telescopic rod drives the second clamping plate to move downward, so that the material can be fixed in multiple directions to avoid movement during cutting and ensure cutting accuracy.

[0010] Preferably, it also includes an anti-scalding plate, a temperature sensor and two box doors. The anti-scalding plate is installed on the top of the workbench, the temperature sensor is fixedly installed on the rear end of the movable plate and connected to the resistance wire, and the two box doors are movably installed at the front end of the bottom box. The anti-scalding plate can protect the top of the workbench, and the temperature sensor can detect the temperature of the resistance wire to ensure the processing quality. The box door can be opened to take out the accessories in the bottom box, thereby improving convenience.

[0011] Compared with the prior art, the utility model has the following beneficial effects: the material is placed on the top of the workbench, and is clamped and limited by a fixing mechanism to avoid movement during cutting and ensure cutting accuracy; the cutting mechanism can be moved above the workbench by a moving mechanism, thereby improving adjustment accuracy and reducing the labor intensity of the staff; at the same time, the protective mechanism can protect the cutting mechanism to avoid damage to the operator and improve safety. BRIEF DESCRIPTION OF THE DRAWINGS

[0012] Figure 1 It is a structural schematic diagram of the utility model;

[0013] Figure 2 It is a front structural schematic diagram of the utility model;

[0014] Figure 3 It is a front cross-sectional structural schematic diagram of the utility model;

[0015] Figure 4 It is a right side cross-sectional structural schematic diagram of the utility model;

[0016] Figure 5 It is a left-side cross-sectional structural schematic diagram of the utility model;

[0017] Markings in the attached drawings: 1. workbench; 2. bottom box; 3. support foot; 4. threaded rod; 5. first moving block; 6. transmission; 7. drive motor; 8. second moving block; 9. forward and reverse motor; 10. screw rod; 11. threaded sleeve; 12. slider; 13. moving plate; 14. dual-frequency heater; 15. support rod; 16. support wheel; 17. resistance wire; 18. outer cylinder; 19. spring; 20. slide bar; 21. fixed arm; 22. T-shaped slide bar; 23. second spring; 24. pressure plate; 25. protective plate; 26. first inverted L-shaped fixed plate; 27. first electric telescopic rod; 28. first clamping plate; 29. ​​second inverted L-shaped fixed plate; 30. second electric telescopic rod; 31. second clamping plate; 32. anti-scalding plate; 33. temperature sensor; 34. box door. DETAILED DESCRIPTION

[0018] In order to facilitate the understanding of the utility model, the utility model will be described more comprehensively below with reference to the relevant drawings. The utility model can be implemented in many different forms and is not limited to the embodiments described herein. On the contrary, the purpose of providing these embodiments is to make the disclosure of the utility model more thorough and comprehensive.

[0019] Example 1

[0020] like Figures 1 to 4As shown, the workbench 1 is fixedly installed on the top of the bottom box 2, and the four corners of the bottom of the bottom box 2 are respectively fixedly installed with supporting feet 3. Moving grooves are opened on the front and rear end side walls of the workbench 1, and two threaded rods 4 are rotatably installed in the moving grooves. The first moving block 5 is screwed on the threaded rod 4, and the first moving block 5 is slidably installed in the moving groove. The right end of the threaded rod 4 passes through the moving groove and is connected to the output end of the transmission 6. The input end of the transmission 6 is connected to the output end of the driving motor 7. A second moving block 8 is fixedly installed on the outer wall of the first moving block 5, and a driving cavity is opened at the inner bottom end of the second moving block 8, and a sliding groove is opened at the opposite ends of the two second moving blocks 8. The forward and reverse motors 9 are installed in the driving cavity. The output end is connected with a screw rod 10, which is rotatably installed in the sliding groove, a threaded sleeve 11 is screwed on the outer wall of the screw rod 10, a slider 12 is fixedly installed on the threaded sleeve 11, a moving plate 13 is fixedly installed between the two sliders 12, support rods 15 are installed at the front and rear ends of the bottom of the moving plate 13, a supporting wheel 16 is installed at the bottom of the support rod 15, a resistance wire 17 is installed between the two supporting wheels 16, one end of the resistance wire 17 is connected to the dual-frequency heater 14, the dual-frequency heater 14 is installed at the top of the moving plate 13, an anti-scalding plate 32 is installed at the top of the workbench 1, a temperature sensor 33 is fixedly installed at the rear end of the moving plate 13 and connected to the resistance wire 17, and two box doors 34 are movably installed at the front end of the bottom box 2;

[0021] Start the drive motor 7 to drive the threaded rod 4 to rotate through the transmission 6, and the threaded rod 4 drives the first moving block 5 to move in the moving groove, thereby driving the second moving block 8 to move at the front and rear ends of the workbench 1, thereby improving the adjustment accuracy and reducing the labor intensity of the staff. Start the dual-frequency heater 14 to heat up the resistance wire 17, start the forward and reverse motor 9 to drive the screw rod 10 to rotate, so that the threaded sleeve 11 and the slider 12 drive the moving plate 13 to move downward, and the material is cut by the resistance wire 17. The anti-scalding plate 32 can protect the top of the workbench 1. At the same time, the temperature sensor 33 can detect the temperature of the resistance wire 17 to ensure the processing quality. Open the box door 34 to take out the accessories in the bottom box 2, thereby improving convenience.

[0022] Example 2

[0023] like Figure 1 , Figure 3 and Figure 5As shown, on the basis of the first embodiment, the support rod 15 is also included as a telescopic rod, the support rod 15 is composed of an outer tube 18, a spring 19 and a slide rod 20, the outer tube 18 is fixedly mounted on the bottom end of the movable plate 13, the upper part of the slide rod 20 is slidably mounted in the outer tube 18, the spring 19 is mounted inside the outer tube 18, the spring 19 is mounted on the bottom of the slide rod 20, two groups of fixed arms 21 are respectively fixedly mounted on the left and right end side walls of the support rod 15, the T-shaped slide rod 22 is slidably mounted on the fixed arm 21, the second spring 23 is sleeved on the outer wall of the T-shaped slide rod 22, the bottom end of the second spring 23 is connected to the top of the fixed arm 21, and the top of the second spring 23 is connected to the T-shaped The top of the slide bar 22 is connected, a pressure plate 24 is fixedly installed at the bottom end of the front and rear two T-shaped slide bars 22, a protective plate 25 is fixedly installed at the top end of the pressure plate 24, a first inverted L-shaped fixed plate 26 is fixedly installed at the top right part of the workbench 1, a first electric telescopic rod 27 is fixedly installed at the upper part of the first inverted L-shaped fixed plate 26, a first clamping plate 28 is fixedly installed at the bottom end of the first electric telescopic rod 27, two second inverted L-shaped fixed plates 29 are respectively fixedly installed at the front and rear ends of the top left side of the workbench 1, a second electric telescopic rod 30 is fixed at the upper part of the second inverted L-shaped fixed plate 29, and a second clamping plate 31 is fixedly installed at the bottom end of the second electric telescopic rod 30;

[0024] The spring 19 and the slide bar 20 can make the resistance wire 17 have telescopic elasticity to avoid damage caused by excessive downward cutting force. When the movable plate 13 moves downward, the support rod 15 drives the pressure plate 24 to press on the upper surface of the material. The support rod 15 continues to move downward, and the pressure plate 24 pushes the T-shaped slide bar 22 to slide on the fixed arm 21, pulling the second spring 23. After the movable plate 13 moves upward and returns to its original position, the second spring 23 resets and drives the pressure plate 24 and the protective plate 25 to protect the first electric telescopic rod 27 to avoid damage to the operator and improve safety. The first electric telescopic rod 27 is started to drive the first clamping plate 28 to move downward to clamp the right end of the material. At the same time, the second electric telescopic rod 30 is started to drive the second clamping plate 31 to move downward, so that the material can be fixed in multiple directions to avoid movement during cutting and ensure cutting accuracy.

[0025] like Figures 1 to 5As shown, a dual-frequency heater resistance wire cutting machine of the utility model, when working, puts the material on the top of the workbench 1, starts the first electric telescopic rod 27 to drive the first pressing plate 28 to move downward to press the right end of the material, and starts the second electric telescopic rod 30 to drive the second pressing plate 31 to move downward, so that the material can be fixed in multiple directions, starts the driving motor 7 to drive the threaded rod 4 to rotate through the transmission 6, and the threaded rod 4 drives the first moving block 5 to move in the moving groove, thereby driving the second moving block 8 to move at the front and rear ends of the workbench 1, starts the dual-frequency heater 14 to heat the resistance wire 17, starts the forward and reverse motors 9 to drive the screw rod 10 Rotate so that the threaded sleeve 11 and the slider 12 drive the movable plate 13 to move downward, and the material is cut through the resistance wire 17. The anti-scalding plate 32 can protect the top of the workbench 1. At the same time, the temperature sensor 33 can detect the temperature of the resistance wire 17 to ensure the processing quality. When the movable plate 13 moves downward, the support rod 15 drives the pressure plate 24 to press tightly on the upper surface of the material. The support rod 15 continues to move downward, and the pressure plate 24 pushes the T-shaped slide bar 22 to slide on the fixed arm 21, pulling the second spring 23. After the movable plate 13 moves upward and returns to its original position, the second spring 23 resets and drives the pressure plate 24 and the protective plate 25 to protect the first electric telescopic rod 27.

[0026] The transmission 6, drive motor 7, forward and reverse motor 9, dual-frequency heater 14 and temperature sensor 33 of the dual-frequency heater resistance wire cutting machine of the utility model are purchased on the market. The technicians in this industry only need to install and operate them according to the accompanying instruction manual, without the need for the technicians in this field to make creative labor.

[0027] The above is only a preferred embodiment of the present invention. It should be pointed out that for ordinary technicians in this technical field, several improvements and modifications can be made without departing from the technical principle of the present invention. These improvements and modifications should also be regarded as the protection scope of the present invention.

Claims

1. A dual-frequency heater resistance wire cutting machine, comprising a workbench (1), a bottom box (2) and a plurality of legs (3), wherein the workbench (1) is fixedly mounted on the top of the bottom box (2), and the legs (3) are fixedly mounted at the four corners of the bottom of the bottom box (2); the characteristics are as follows: It also includes a moving mechanism, a cutting mechanism, a protective mechanism and a fixing mechanism, wherein the moving mechanism is mounted on the front and rear end side walls of the workbench (1), the cutting mechanism is mounted on the moving mechanism, the protective mechanism is mounted on the cutting mechanism, and the fixing mechanism is mounted on the top of the workbench (1).

2. A dual-frequency heater resistance wire cutting machine as claimed in claim 1, characterized in that: The moving mechanism comprises two threaded rods (4), two first moving blocks (5), two transmissions (6), two driving motors (7) and two second moving blocks (8). Moving grooves are provided on the front and rear end side walls of the workbench (1). The two threaded rods (4) are rotatably mounted in the moving grooves. The first moving blocks (5) are screwed onto the threaded rods (4), and the first moving blocks (5) are slidably mounted in the moving grooves. The right end of the threaded rod (4) passes through the moving groove and is connected to the output end of the transmission (6). The input end of the transmission (6) is connected to the output end of the driving motor (7). The second moving block (8) is fixedly mounted on the outer wall of the first moving block (5).

3. A dual-frequency heater resistance wire cutting machine as claimed in claim 2, characterized in that: The cutting mechanism comprises two forward and reverse motors (9), two screw rods (10), two threaded sleeves (11), two slide blocks (12), a movable plate (13), a dual-frequency heater (14), two support rods (15), two support wheels (16) and a resistance wire (17). A driving cavity is provided at the inner bottom end of the second movable block (8), and a sliding groove is provided at the opposite ends of the two second movable blocks (8). The forward and reverse motors (9) are installed in the driving cavity. The output end of the forward and reverse motors (9) is connected to the screw rod (10), and the screw rod (10) is rotatably installed on the sliding groove. In the movable groove, a threaded sleeve (11) is screwed onto the outer wall of the screw rod (10), a slider (12) is fixedly mounted on the threaded sleeve (11), a movable plate (13) is fixedly mounted between the two sliders (12), support rods (15) are mounted at the front and rear ends of the bottom of the movable plate (13), a support wheel (16) is mounted at the bottom of the support rod (15), a resistance wire (17) is mounted between the two support wheels (16), one end of the resistance wire (17) is connected to a dual-frequency heater (14), and the dual-frequency heater (14) is mounted on the top of the movable plate (13).

4. A dual-frequency heater resistance wire cutting machine as claimed in claim 3, characterized in that: The support rod (15) is a telescopic rod, and the support rod (15) is composed of an outer tube (18), a spring (19) and a slide rod (20). The outer tube (18) is fixedly mounted on the bottom end of the movable plate (13), the upper part of the slide rod (20) is slidably mounted in the outer tube (18), the spring (19) is mounted inside the outer tube (18), and the spring (19) is mounted at the bottom of the slide rod (20).

5. A dual-frequency heater resistance wire cutting machine as claimed in claim 3, characterized in that: The protective mechanism comprises two groups of fixed arms (21), two groups of T-shaped slide bars (22), two groups of second springs (23), two pressure plates (24) and two protective plates (25). The two groups of fixed arms (21) are respectively fixedly mounted on the left and right side walls of the support rod (15). The T-shaped slide bar (22) is slidably mounted on the fixed arms (21). The second spring (23) is sleeved on the outer wall of the T-shaped slide bar (22). The bottom end of the second spring (23) is connected to the top end of the fixed arm (21). The top end of the second spring (23) is connected to the top of the T-shaped slide bar (22). The bottom ends of the front and rear T-shaped slide bars (22) are fixedly mounted with pressure plates (24). The top end of the pressure plate (24) is fixedly mounted with the protective plate (25).

6. A dual-frequency heater resistance wire cutting machine as claimed in claim 1, characterized in that: The fixing mechanism comprises a first inverted L-shaped fixing plate (26), a first electric telescopic rod (27), a first clamping plate (28), two second inverted L-shaped fixing plates (29), two second electric telescopic rods (30) and two second clamping plates (31); the first inverted L-shaped fixing plate (26) is fixedly mounted on the top right portion of the workbench (1); the first electric telescopic rod (27) is fixedly mounted on the upper portion of the first inverted L-shaped fixing plate (26); the first clamping plate (28) is fixedly mounted on the bottom end of the first electric telescopic rod (27); the two second inverted L-shaped fixing plates (29) are respectively fixedly mounted on the front and rear ends of the left side of the top of the workbench (1); the second electric telescopic rod (30) is fixedly mounted on the upper portion of the second inverted L-shaped fixing plate (29); and the second clamping plate (31) is fixedly mounted on the bottom end of the second electric telescopic rod (30).

7. A dual-frequency heater resistance wire cutting machine as claimed in claim 3, characterized in that: It also includes an anti-scalding plate (32), a temperature sensor (33) and two box doors (34), wherein the anti-scalding plate (32) is mounted on the top of the workbench (1), the temperature sensor (33) is fixedly mounted on the rear end of the movable plate (13) and connected to the resistance wire (17), and the two box doors (34) are movably mounted on the front end of the bottom box (2).

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