TWM569935U - Thermal cutting device - Google Patents

Abstract

The present invention provides a thermal cutting device that transports a film substrate and includes a machine table, at least one preheating unit, and at least one cutting unit. The machine table includes a machine base and a control unit, and the control unit is disposed at the machine base. The preheating unit and the cutting unit are disposed on the machine table, and the preheating unit comprises two preheating members, each preheating member comprises a pusher, a preheating seat, a heating block and a temperature sensing rod, and the pushing device is disposed on the The base, the preheating seat is controlled and arranged in the pusher, the heating block is arranged in the preheating seat, the temperature sensing bar is arranged in the preheating seat, the cutting unit is adjacent to the preheating unit, and the hot cutting device of the present invention is preheated by the preheating unit The film substrate is heated and softened by a more precise heating temperature and then cut by the cutting unit, so that the edge of the film substrate being cut is reduced to generate broken burrs and dust, which is beneficial to the subsequent operation of the film substrate.

Description

Thermal cutting device

This creation provides a thermal cutting device, especially a thermal cutting device that preheats the film substrate to reduce the occurrence of broken burrs during cutting.

With the advancement of technology, human demand for electronic products is increasing, and electronic products tend to be thin, short, and powerful. Among them, circuit boards are parts required for common electronic products. The circuit board itself has a multilayer structure. Different materials and materials with different electronic properties need to be superimposed and processed. One layer of material is a structure made of a glass substrate made of glass fiber. The film substrate is a component made of a flexible material. The user needs to use a cutting tool to cut the film substrate into the required size. During the cutting process, the glass fiber is broken and broken, which will generate a large amount of dust and broken burrs. A large amount of dust will affect the user's health, and the broken burrs will affect The flatness of the edge of the film substrate is disadvantageous for subsequent processing operations of the film substrate.

In order to overcome the above-mentioned problems of a large amount of dust and broken burrs, some people blow the film substrate with a hot air blower, and the film substrate that is softened by heat is cut. The cut edges of the film substrate are not easy to produce broken burrs and dust, which is beneficial to the Subsequent processing operations and avoiding harm to the user's body. However, the hot air heater is heated by thermal convection. The heating temperature of the film substrate cannot be accurately increased, and it is easily affected by the ambient temperature, resulting in insufficient heating softening. Causes the problem of broken burrs during cutting operations.

The main purpose of this creation is to provide a thermal cutting device to improve the existing thermal convection heating method provided by a hot air blower, which can not accurately control the temperature and causes the problem of insufficient softening of the film substrate.

In order to achieve the purpose of the previous disclosure, the creative thermal cutting device is used to transport a film substrate and heat up and preheat for cutting operations. The thermal cutting device includes: a machine, the machine includes a machine base, a A control unit and a plurality of conveying rollers, the control unit is provided on the machine base, the conveying rollers are rotatably provided on the machine base and are electrically connected to the control unit; at least one preheating unit, the preheating unit The unit is located on the machine and is electrically connected to the control unit. The preheating unit includes two opposing preheating elements, each of which includes a pusher, a preheating base, a heating block and a temperature sensing rod. The pusher is arranged on the base and is electrically connected to the control unit. The preheating seat is controlled and arranged on the pusher. The heating block is arranged on the preheating seat. The temperature sensing rod is arranged on the Preheating the seat and contacting the heating block; at least one cutting unit, which is disposed on the machine and is electrically connected to the control unit, the cutting unit is adjacent to the preheating unit; wherein the film base Materials are provided on the conveying rollers, and the two preheating members are located on both sides of the film substrate The control unit controls the conveying rollers to rotate, and the conveying rollers rotate to drive the film substrate to move. The control unit controls the conveying rollers to stop and control the two pushers of the preheating unit to push the two pre-heaters. The hot seat sandwiches and heats the film substrate, and cuts the film substrate with the cutting unit.

This creative thermal cutting device controls the preheating unit by the control unit, so that when the film substrate moves on the conveying rollers to the positioning stop, the two preheating pieces of each preheating unit are held in a clamping manner. The film substrate is contacted and heated, and the heating temperature is known from the two temperature sensing rods, so that the film substrate can reach a more accurate heating temperature, and can be effectively heated and softened, and the heated film substrate passes through the transport rollers. Feeding to the cutting unit for cutting, because the film substrate is softened by heat, so that when the film substrate is cut by the cutting unit, the edge of the film substrate being cut is not easy to produce broken burrs and dust, which is beneficial to Subsequent operations of the film substrate.

As shown in FIG. 1 and FIG. 2, a preferred embodiment of the creative thermal cutting device is disclosed. The creative thermal cutting device is used for conveying a film substrate 50 made of glass fiber and heating and preheating for cutting. It can be seen from the drawings that the creative thermal cutting device includes a machine 10, at least one preheating unit 20a, 20b, and at least one cutting unit 30a, 30b.

The machine 10 includes a machine base 11, a control unit (not shown), and a plurality of conveying rollers 12. The control unit is disposed on the machine base 11, and the conveying rollers 12 are rotatably straddled on the machine base. 11 is electrically connected to the control unit, wherein the thermal cutting device includes a dust sticking unit 40, and the dust sticking unit 40 is adjacent to the machine 10.

As shown in FIG. 1, FIG. 3 and FIG. 5, the preheating units 20 a and 20 b are disposed on the machine 10 and are electrically connected to the control unit. The preheating units 20 a and 20 b include two opposed preheating elements 21. Each preheating element 21 includes a pusher 22, a preheating base 23, a heating block 24, and a temperature sensing rod 25. The pusher 22 is disposed on the base 11 and is electrically connected to the control unit. The preheating seat 23 is controlled and disposed on the pusher 22, the heating block 24 is disposed on the preheating seat 23, and the temperature sensing rod 25 is disposed on the preheating seat 23 and contacts the heating block 24, wherein each A preheating member 21 includes a rewinding shaft 26, a rewinding shaft 27, and an isolation layer 28. The rewinding shaft 26 is disposed on the preheating base 23. The unwinding shaft 27 is disposed on the preheating base 23. The isolation layer 28 is It can be rolled between the winding shaft 26 and the unwinding shaft 27 and covers the heating block 24.

The cutting units 30a and 30b are disposed on the machine 10 and electrically connected to the control unit. The cutting units 30a and 30b are adjacent to the preheating units 20a and 20b.

In the above, the film substrate 50 is disposed on the transport rollers 12, the two preheating members 21 are located on both sides of the film substrate 50, the control unit controls the transport rollers 12 to rotate, and the transport roller 12 rotates and drives the transport rollers 12 The film substrate 50 moves, the control unit controls the conveying rollers 12 to stop and controls the two pushers 22 of the preheating units 20a, 20b to push, so that the two preheating seats 23 sandwich and heat the film substrate 50, and the film substrate 50 is cut by the cutting units 30a, 30b.

As shown in FIG. 3 and FIG. 4, it is a single longitudinally arranged preheating unit 20 a that discloses a preferred embodiment of the creative thermal cutting device. According to the figure, the longitudinally arranged preheating unit 20 a and the cutting unit are known. Cutting unit 30a, the preheating unit 20a is arranged longitudinally and is located on the machine 10, and the two conveying rollers 12 of the conveying rollers 12 are respectively located above and below the preheating unit 20a provided in the longitudinal direction, The cutting unit 30 a is rotatably provided on the machine base 11, and the cutting unit 30 a is located above the position where the heating block 24 of the preheating unit 20 a is sandwiched between the film substrate 50.

As shown in FIG. 5 and FIG. 6, it is a single horizontally arranged preheating unit 20b that reveals a preferred embodiment of the creative thermal cutting device. According to the figure, it can be known that the horizontally arranged preheating unit 20b and the cutting unit A cutting unit 30b, the preheating unit 20b is arranged laterally and is located on the machine 10, two conveying rollers 12 of the conveying rollers 12 are adjacent to the preheating unit 20b disposed laterally, and the cutting unit 30b includes a knife holder 31, a lowering device 32, and a cutter 33. The knife holder 31 is disposed on the machine base 11, the lower device 32 is disposed on the machine base 11 and is electrically connected to the control unit, and the lower device 32 The cutter 33 is disposed above the cutter base 31, and the cutter 33 is controlled and disposed on the pressing device 32.

As shown in FIG. 1 and FIG. 2, a preferred embodiment of the creative thermal cutting device is disclosed. The thermal cutting device includes a plurality of preheating units 20 a and 20 b and a plurality of cutting units 30 a and 30 b. The preheating units 20a and 20b are arranged on the machine 10, some of the preheating units 20a are arranged longitudinally, and the remaining preheating units 20b are arranged transversely. Two of the conveying rollers 12 are respectively provided. The cutting unit 30a, which is located above and below the longitudinally disposed preheating unit 20a, is adjacent to the longitudinally disposed preheating unit 20a, and is rotatably provided on the machine base 11. The rotatable cutting unit 30a is located above the position of the film substrate 50 sandwiched by the heating block 24 of the longitudinally disposed preheating unit 20a, and the remaining two transportation rollers 12 of the transportation rollers 12 are adjacent to the horizontally disposed The heating unit 20b, the cutting unit 30b adjacent to the preheating unit 20b disposed laterally includes a knife holder 31, a lowering device 32, and a cutter 33. The knife holder 31 is provided on the machine base 11, and the lowering device 32 is disposed on the base 11 and is electrically connected to the control unit, and the lowering device 32 is disposed on the Above the knife seat 31, the knife 33 is controlled and arranged on the lowering device 32. In this embodiment, the number of the preheating units 20a arranged in the longitudinal direction is four, and the preheating units arranged in the lateral direction are The number of 20b is one.

As shown in FIG. 1 and FIG. 2, a preferred embodiment of the creative thermal cutting device is disclosed. The user loads the film substrate 50 on the conveying rollers 12 of the creative thermal cutting device, and controls The control unit starts to rotate the conveying roller 12 to convey the film substrate 50. As shown in FIG. 3 and FIG. 4, when the film substrate 50 comes to the preheating unit 20a disposed in the vertical direction, the control unit will Control the conveying rollers 12 to stop rotating, and control the two preheating elements 21 of each preheating unit 20a arranged vertically to act, the two pushers 22 of the two preheating elements 21 to reverse the two preheating seats 23 Advance, the temperature sensing rod 25 of each preheating element 21 can sense the temperature of the heating block 24, and the user can adjust the temperature of the heating block 24 to reach the required temperature. The isolation layer 28 of each preheating element 21 Covering the heating block 24, the two preheating seats 23 of the two preheating members 21 approach the film substrate 50 until the two isolation layers 28 sandwich the film substrate 50, and the film substrate 50 is subject to the two The heating block 24 is heating, and the control unit controls the two preheating members 21 to separate and rotate the conveying rollers 12. Film substrate 50 continues to move by the preheating unit 20a disposed adjacent the longitudinal cut of the cutting unit 30a, the rotatable cutter unit 30a based substrate 50 and the film cut into strips.

In the above, the film substrate 50 cut by the rotatable cutting unit 30a continues to be conveyed by the conveying rollers 12, as shown in FIGS. 5 and 6, when the film substrate 50 comes to the horizontal setting When the preheating unit 20b of the preheating unit 20b is stopped, the control unit controls the conveying rollers 12 to stop rotating. The control unit controls the two preheating elements 21 of the preheating unit 20b disposed laterally to operate and heat the film substrate 50. After the film base material 50 receives the heat, the control unit controls the two preheating pieces 21 to separate and rotate the conveying rollers 12, and the heated film base material 50 continues to move and receives the preheating unit 20b adjacent to the lateral direction. The cutting unit 30b controls the conveying rollers 12 to stop rotating and controls the pressing down of the cutting unit 32 of the cutting unit 30b. The pressing down unit 32 moves the cutter 33 downward until it abuts and cuts. The film substrate 50 on the knife holder 31 is finished cutting the film substrate 50 into a sheet shape. As shown in FIG. 1, the film substrate 50 cut into a sheet shape enters adjacent to the machine 10. Dust sticking unit 40, the dust sticking unit 40 can Adhesion.

In summary, the creative thermal cutting device uses the preheating units 20a and 20b, and the two preheating elements 21 of each preheating unit 20a and 20b contact the film substrate 50 in a clamping manner, and the glass substrate When the film substrate 50 made of fiber is heated by the two preheating members 21 in contact, the temperature of the two heating blocks 24 can be obtained through the two temperature sensing rods 25, so that the film substrate 50 reaches a more accurate heating temperature. And can effectively soften by heating, the cutting unit 30a, 30b can smoothly cut the heated film substrate 50 when cutting, so that the edge of the film substrate 50 being cut is not easy to produce broken burrs and dust, which is beneficial to the film Subsequent operations of the substrate 50.

10‧‧‧machine
11‧‧‧base
12‧‧‧ transport roller
20a, 20b‧‧‧preheating unit
21‧‧‧Preheating parts
22‧‧‧ Pusher
23‧‧‧preheating seat
24‧‧‧Heating block
25‧‧‧Thermal Stick
26‧‧‧ Reel
27‧‧‧ Unwinder
28‧‧‧ Isolation
30a, 30b ‧‧‧ cutting unit
31‧‧‧Blade holder
32‧‧‧Presser
33‧‧‧Tools
40‧‧‧ Sticky Dust Unit
50‧‧‧ film substrate

Figure 1: A schematic side view of the configuration of a preheating unit and a cutting unit of a preferred embodiment of the creative thermal cutting device. FIG. 2 is a schematic plan view showing the configuration of a plurality of preheating units arranged longitudinally in a preferred embodiment of the creative thermal cutting device. FIG. 3 is a schematic side view of a single longitudinally arranged preheating unit and a cutting unit of a preferred embodiment of the creative thermal cutting device. FIG. 4 is a schematic top view of a single longitudinally arranged preheating unit and a cutting unit of a preferred embodiment of the creative thermal cutting device. FIG. 5 is a schematic side view of a preheating unit and a cutting unit arranged laterally in a preferred embodiment of the creative thermal cutting device. FIG. 6 is a schematic front view of a pre-heating unit and a cutting unit arranged laterally in a preferred embodiment of the creative thermal cutting device.

Claims (7)

A thermal cutting device is used for conveying a film substrate and heating and preheating for cutting operation. The thermal cutting device includes: a machine, the machine includes a base, a control unit and a plurality of Conveying rollers, the control unit is provided on the machine base, the conveying rollers are rotatably provided on the machine base and are electrically connected to the control unit; at least one preheating unit, the preheating unit is provided on the machine The control unit is electrically connected to the control unit. The preheating unit includes two opposing preheating elements, and each preheating element includes a pusher, a preheating base, a heating block, and a temperature sensing rod. The control unit is electrically connected to the base, the preheating base is controlled and arranged on the pusher, the heating block is set on the preheating base, and the temperature sensing rod is set on the preheating base and contacts The heating block; at least one cutting unit, the cutting unit is disposed on the machine and is electrically connected to the control unit, the cutting unit is adjacent to the preheating unit; wherein the film substrate is disposed on the Conveying rollers, the two preheating parts are located on both sides of the film substrate, and the control unit controls The control rollers are controlled to rotate and drive the film substrate to move. The control unit controls the transportation rollers to stop and controls the two pushers of the preheating unit to push the two preheating seats to face each other. The film substrate is held and heated, and the film substrate is cut by the cutting unit. The thermal cutting device according to claim 1, wherein the preheating unit is longitudinally disposed on the machine, and two of the transporting rollers are respectively disposed in the longitudinally disposed preheating Above and below the unit, the cutting unit is rotatably provided on the machine base, and the cutting unit is located above the position where the heating block of the preheating unit is sandwiched by the film substrate . The thermal cutting device according to claim 1, wherein the preheating unit is laterally disposed on the machine, and two of the transporting rollers are adjacent to the transversely disposed preheating unit. The cutting unit includes a knife holder, a lowering device and a cutter. The knife holder is provided on the machine base. The lowering device is provided on the machine base and is electrically connected to the control unit. The lowering device is provided on the machine. Above the tool holder, the tool is controlled and set on the lowering device. The thermal cutting device according to claim 1, wherein the thermal cutting device includes a plurality of preheating units and a plurality of cutting units, and the preheating units are provided on the machine and some of the preheating units The preheating units are arranged longitudinally, and the other preheating units are arranged transversely. Two of the conveying rollers are located above and below the longitudinally arranged preheating units, respectively, and adjacent to the longitudinally arranged preheating units. The cutting unit is rotatably provided on the machine base, and the rotatable cutting unit is located above the position where the heating block of the preheating unit provided in the longitudinal direction is sandwiched by the film substrate. The remaining two conveying rollers of the conveying roller are adjacent to the laterally disposed preheating unit, and the cutting unit adjacent to the laterally disposed preheating unit includes a knife holder, a lowering device, and a cutter. In the machine base, the pressing device is disposed on the machine base and is electrically connected to the control unit. The pressing device is disposed above the tool holder, and the tool is controlled and disposed on the pressing device. The thermal cutting device according to any one of claims 1 to 4, wherein each preheating element includes a rewinding shaft, an unwinding shaft, and an isolation layer, and the rewinding shaft is disposed on the preheating base, and the The reel is disposed on the preheating seat, and the isolation layer can be reeled between the rewinding shaft and the unwinding shaft and covers the heating block. The thermal cutting device according to any one of claims 1 to 4, wherein the machine includes a dust sticking unit, and the dust sticking unit is disposed on the machine base. The thermal cutting device according to claim 5, wherein the machine includes a dust sticking unit, and the dust sticking unit is disposed on the machine base.