阅读说明：本技术 一种pptc连续自动热压装置及其方法 (Continuous and automatic PPTC hot-pressing device and method thereof ) 是由 张大力 徐敬东 于 2020-11-18 设计创作，主要内容包括：本发明公开了一种PPTC连续自动热压装置,包括底座、立板、可调节热压装置、供料辊、拉紧辊、卷料辊和导向辊,所述卷料辊、所述拉紧辊、所述供料辊和所述可调节热压装置从前至后依次排布,所述卷料辊、所述拉紧辊和所述供料辊均通过辊架安装在所述底座上,两个所述立板对称固定在所述底座的后端,所述可调节热压装置安装在所述立板上,原料的一端缠绕在所述供料辊上,另一端绕在所述可调节热压装置上。与此同时,本发明能够通过可调节热压装置的设置,实现连续自动热压PPTC产品的效果,不仅大大提高了工作效率,更减少了大量的人工操作步骤,大幅度提高了该装置的安全性,该装置还能够通过调高组件和厚度传感器的配合工作,使其在上料时更加方便。(The invention discloses a PPTC (poly-p-phenylene terephthamide) continuous and automatic hot pressing device which comprises a base, vertical plates, an adjustable hot pressing device, a feeding roller, a tensioning roller, a coiling roller and a guide roller, wherein the coiling roller, the tensioning roller, the feeding roller and the adjustable hot pressing device are sequentially arranged from front to back, the coiling roller, the tensioning roller and the feeding roller are all arranged on the base through a roller frame, the two vertical plates are symmetrically fixed at the rear end of the base, the adjustable hot pressing device is arranged on the vertical plates, one end of a raw material is wound on the feeding roller, and the other end of the raw material is wound on the adjustable hot pressing device. Meanwhile, the device can realize the effect of continuously and automatically hot-pressing the PPTC product by adjusting the arrangement of the hot-pressing device, thereby not only greatly improving the working efficiency, but also greatly reducing a large number of manual operation steps and greatly improving the safety of the device, and the device can also be more convenient to load by matching the heightening assembly with the thickness sensor.)

1. A PPTC continuous automatic hot pressing device is characterized in that: comprises a base (1), a vertical plate (2), an adjustable hot-pressing device, a feeding roller (6), a tensioning roller (8), a coiling roller (7) and a guide roller (4), the coiling roller (7), the tensioning roller (8), the feeding roller (6) and the adjustable hot-pressing device are sequentially arranged from front to back, the coiling roller (7), the tensioning roller (8) and the feeding roller (6) are all arranged on the base (1) through roller frames, the two vertical plates (2) are symmetrically fixed at the rear end of the base (1), the adjustable hot pressing device is arranged on the vertical plate (2), one end of the raw material is wound on the feeding roller (6), the other end of the raw material is wound on the adjustable hot pressing device, the raw material is hot pressed to form a finished product, the finished product passes through the tensioning roller (8) and then is wound on the winding roller (7), the shafts of the tensioning roller (8) and the coiling roller (7) are connected with motors.

2. The PPTC continuous automatic hot pressing apparatus as claimed in claim 1, wherein: the adjustable hot-pressing device comprises a fixed hot-pressing roller (51), a movable hot-pressing roller (52), worm gears (53), worms (54), a heating rod (55), a connecting block (56), a heightening component and a driving component, wherein the fixed hot-pressing roller (51) and two sides of the movable hot-pressing roller (52) are rotatably connected with the connecting block (56), the fixed hot-pressing roller (51) is arranged right above the movable hot-pressing roller (52), the upper side of the fixed hot-pressing roller (51) is fixedly connected with the vertical plate (2), the lower side of the fixed hot-pressing roller (51) is slidably connected with the vertical plate (2), a chute matched with the lower side of the connecting block (56) is formed in the vertical direction of the vertical plate (2), the two worm gears (53) are respectively arranged on rotating shafts at the same side of the fixed hot-pressing roller (51) and the movable hot-pressing roller (52), and the two worms (54, the rotating shaft is rotatably installed on one side, facing the worm wheel (53), of the vertical plate (2), the rotating directions of the two worms (54) are opposite and are respectively meshed with the two worm wheels (53), the heightening component and the driving component are both fixed to the bottom of the vertical plate (2), the connecting block (56) on the lower side is driven by the heightening component to move along the sliding groove, and the driving component drives the shafts of the two worms (53) to rotate.

3. The PPTC continuous automatic hot pressing apparatus as claimed in claim 2, wherein: the height adjusting assembly comprises a connecting rod (57), a worm gear lead screw lifter (58) and a height adjusting disc (59), the connecting rod (57) is vertically fixed at the bottom of the connecting block (56) at the lower side, the connecting rod (57) is fixed on an output shaft of the worm gear lead screw lifter (58), the height adjusting disc (59) is fixed on an input shaft of the worm gear lead screw lifter (58), and the height adjusting disc (59) is rotated to drive the connecting rod (57) to move in the vertical direction.

4. The PPTC continuous automatic hot pressing apparatus as claimed in claim 2, wherein: the driving assembly comprises a driving motor (510) and a driving speed reducer (511), the driving speed reducer (511) is fixed on the vertical plate (2) provided with the worm (54), the driving motor (510) is fixed on a shell of the driving speed reducer (511), an output shaft of the driving motor (510) is in transmission connection with an input shaft of the driving speed reducer (511), and an output shaft of the driving speed reducer (511) is in transmission connection with a rotating shaft which is connected with the two worms (54).

5. The PPTC continuous automatic hot pressing apparatus as claimed in claim 2, wherein: the fixed hot-pressing roller (51) and the movable hot-pressing roller (52) are provided with a plurality of cylindrical through holes which are uniformly distributed in the circumferential direction around the axis of the heating rod, and the heating rod (55) is in sliding insertion connection with the cylindrical through holes.

6. The PPTC continuous automatic hot pressing apparatus as claimed in claim 1, wherein: the guide roller (4) is arranged between the feeding roller (6) and the adjustable hot pressing device, the guide roller (4) is arranged between the adjustable hot pressing device and the tensioning roller (8), and the guide roller (4) is arranged between the tensioning roller (8) and the coiling roller (7).

7. The PPTC continuous automatic hot pressing apparatus as claimed in claim 1, wherein: the two tensioning rollers (8) are arranged in an up-and-down symmetrical mode, and the roller frame of each tensioning roller (8) is provided with a thickness sensor (3).

8. The hot-pressing method of the PPTC continuous automatic hot-pressing apparatus as claimed in any one of claims 1 to 7, wherein: the hot pressing method of the continuous automatic hot pressing device comprises the following steps:

s1, firstly, winding the raw materials on an upper feeding roller and a lower feeding roller (6) according to opposite directions;

s2, rotating the height-adjusting disc (59) to increase the gap between the fixed hot-pressing roller (51) and the movable hot-pressing roller (52);

s3, the tail parts of the two rolls of raw materials respectively bypass the corresponding guide rollers (4), penetrate out from gaps between the fixed hot pressing roller (51) and the movable hot pressing roller (52) after being wound on the adjustable hot pressing device, and extend out to one side of the tensioning roller (8);

s4, enabling the extended raw materials to sequentially pass through the thickness sensor (3) and the tensioning roller (8), and wind around the guide roller (4) at the front end of the base (1) and then wind on the winding roller (7);

s5, starting the driving motor 510 and the motors for driving the tension roller (8) and the winding roller (7) and electrifying and heating the heating rod (55);

s6, rotating the height adjusting disc (59) according to the information collected by the thickness sensor (3) to adjust the gap between the fixed hot pressing roller (51) and the movable hot pressing roller (52);

and S7, winding the finished product meeting the requirements on a winding roller (7).

Technical Field

The invention relates to a PPTC (poly (phenylene terephthamide) continuous automatic hot-pressing device.

Background

The traditional composite hot pressing process in the PPTC industry adopts a mechanical hot pressing method, even if multiple layers of metal plates are heated in an electric heating mode, raw materials needing to be compounded are placed between two adjacent layers of metal plates and then are pressed into finished products through hydraulic equipment, and a group of finished products are manufactured after water cooling.

Disclosure of Invention

The invention aims to provide a PPTC (poly-p-phenylene terephthamide) continuous and automatic hot-pressing device, which aims to solve the problems of low efficiency, complex operation, high risk and adverse effect on the quality of a finished product caused by more manual intervention during the operation of a machine in the prior art.

The PPTC continuous automatic hot pressing device comprises a base, vertical plates, an adjustable hot pressing device, a feeding roller, a tensioning roller, a coiling roller and a guide roller, wherein the coiling roller, the tensioning roller, the feeding roller and the adjustable hot pressing device are sequentially arranged from front to back, the coiling roller, the tensioning roller and the feeding roller are all installed on the base through roller frames, the two vertical plates are symmetrically fixed at the rear end of the base, the adjustable hot pressing device is installed on the vertical plates, one end of a raw material is wound on the feeding roller, the other end of the raw material is wound on the adjustable hot pressing device and becomes a finished product after hot pressing, the finished product penetrates through the tensioning roller and then is wound on the coiling roller, and shafts of the tensioning roller and the coiling roller are both connected with motors.

Preferably, the adjustable hot-pressing device comprises a fixed hot-pressing roller, a movable hot-pressing roller, worm gears, worms, a heating rod, a connecting block, a height-adjusting component and a driving component, wherein the two sides of the fixed hot-pressing roller and the movable hot-pressing roller are rotatably connected with the connecting block, the fixed hot-pressing roller is arranged right above the movable hot-pressing roller, the upper side of the fixed hot-pressing roller is fixedly connected with the vertical plate, the lower side of the fixed hot-pressing roller is slidably connected with the vertical plate, a chute matched with the lower side of the connecting block is formed in the vertical direction of the vertical plate, the two worm gears are respectively arranged on a rotating shaft at the same side of the fixed hot-pressing roller and the movable hot-pressing roller, the two worms are sleeved and arranged on the same rotating shaft, the rotating shaft is rotatably arranged at one side of, the height adjusting assembly and the driving assembly are fixed at the bottom of the vertical plate, the height adjusting assembly drives the connecting block on the lower side to move along the sliding groove, and the driving assembly drives the shafts of the two worms to rotate.

Preferably, the height adjusting assembly comprises a connecting rod, a worm gear lead screw lifter and a height adjusting disc, the connecting rod is vertically fixed at the lower side of the bottom of the connecting block, the connecting rod is fixed on an output shaft of the worm gear lead screw lifter, the height adjusting disc is fixed on an input shaft of the worm gear lead screw lifter, and the height adjusting disc is rotated to drive the connecting rod to move in the vertical direction.

Preferably, the driving assembly comprises a driving motor and a driving reducer, the driving reducer is fixed on the vertical plate on which the worm is installed, the driving motor is fixed on a shell of the driving reducer, an output shaft of the driving motor is in transmission connection with an input shaft of the driving reducer, and an output shaft of the driving reducer is in transmission connection with a rotating shaft connecting the two worms.

Preferably, the fixed hot-pressing roller and the movable hot-pressing roller are provided with a plurality of cylindrical through holes which are uniformly distributed in the circumferential direction around the axis of the fixed hot-pressing roller and the axis of the movable hot-pressing roller, and the heating rod is in sliding insertion connection with the cylindrical through holes.

Preferably, the guide roller is arranged between the feeding roller and the adjustable hot pressing device, the guide roller is arranged between the adjustable hot pressing device and the tensioning roller, and the guide roller is arranged between the tensioning roller and the coiling roller.

Preferably, the two tensioning rollers are arranged in a vertically symmetrical mode, and a thickness sensor is mounted on a roller frame of each tensioning roller.

Preferably, the hot pressing method of the continuous automatic hot pressing device comprises the following steps:

s1, firstly, winding the raw materials on an upper feeding roller and a lower feeding roller according to opposite directions;

s2, the output shaft of the worm wheel screw rod lifter is controlled by rotating the height adjusting disc to drive the lower side connecting block to move downwards along the sliding groove on the vertical plate, so that the gap between the fixed hot pressing roller and the movable hot pressing roller is increased;

s3, the tail parts of the two rolls of raw materials respectively bypass the corresponding guide rollers, the raw material on the upper side is wound on the fixed hot pressing roller, the raw material on the lower side is wound on the movable hot pressing roller, and the raw materials on the two sides penetrate through the gap between the fixed hot pressing roller and the movable hot pressing roller and extend out to one side of the tensioning roller;

s4, enabling the extended raw materials to sequentially pass through the thickness sensor and the tensioning roller, and wind the raw materials around the guide roller at the front end of the base and then wind the raw materials on the winding roller;

s5, starting a driving motor and motors for driving a tension roller and a material rolling roller and electrifying and heating a heating rod;

s6, adjusting the height adjusting disc to control an output shaft of the worm wheel screw rod lifter to drive the lower side connecting block to move along the sliding groove on the vertical plate according to the information collected by the thickness sensor so as to adjust the gap between the fixed hot pressing roller and the movable hot pressing roller;

and S7, winding the finished product meeting the requirements on a winding roll.

The invention has the advantages that: the device can be through adjustable hot press unit's setting, realize the effect of continuous automatic hot pressing PPTC product, not only improved work efficiency greatly, a large amount of manual operation steps have more been reduced, the device's security has been increased substantially, the device can also be through the cooperation work of heightening subassembly and thickness sensor, it is more convenient when the material loading to make the device, and can also real-time supervision off-the-shelf quality, in time make the adjustment, improve the qualification rate of product, the device can also set up the mode at the both ends of base through coil stock roller and adjustable hot press unit, let the finished product from the shaping to by the in-process of coil stock roller rolling by abundant cooling, do not need water-cooling to participate in, avoided using the water-cooling to cause the harmful effects to finished product quality.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a side view of the present invention;

FIG. 3 is a schematic view of the rear side of the present invention;

FIG. 4 is a schematic structural diagram of the adjustable hot press apparatus of the present invention;

fig. 5 is a rear view of the adjustable hot press apparatus of the present invention.

The labels in the figures are: 1. the base, 2, riser, 3, thickness sensor, 4, guide roll, 51, fixed hot pressing roller, 52, activity hot pressing roller, 53, worm wheel, 54, worm, 55, heating rod, 56, connecting block, 57, connecting rod, 58, worm wheel lead screw lift, 59, heightening dish, 510, driving motor, 511, drive reduction gear, 6, feed roll, 7, batching roller, 8, take-up roll.

Detailed Description

The following detailed description of the embodiments of the present invention will be given in order to provide those skilled in the art with a more complete, accurate and thorough understanding of the inventive concept and technical solutions of the present invention.

As shown in fig. 1-5, the invention provides a PPTC continuous automatic hot-pressing device, which comprises a base 1, vertical plates 2, an adjustable hot-pressing device, a feeding roller 6, a tensioning roller 8, a winding roller 7 and a guide roller 4, wherein the winding roller 7, the tensioning roller 8, the feeding roller 6 and the adjustable hot-pressing device are sequentially arranged from front to back, the winding roller 7, the tensioning roller 8 and the feeding roller 6 are all installed on the base 1 through roller frames, the two vertical plates 2 are symmetrically fixed at the rear end of the base 1, the adjustable hot-pressing device is installed on the vertical plates 2, one end of a raw material is wound on the feeding roller 6, the other end is wound on the adjustable hot-pressing device, the raw material is changed into a finished product after hot pressing, the finished product is wound on the winding roller 7 after passing through the tensioning roller 8, motors are connected on shafts of the tensioning roller 8 and the winding roller 7, the raw material at the upper side is a mixture, the finished product is a chip substrate.

The adjustable hot-pressing device comprises a fixed hot-pressing roller 51, a movable hot-pressing roller 52, worm wheels 53, worms 54, a heating rod 55, a connecting block 56, a height-adjusting component and a driving component, wherein the connecting block 56 is rotatably connected to two sides of the fixed hot-pressing roller 51 and the movable hot-pressing roller 52, the fixed hot-pressing roller 51 is arranged right above the movable hot-pressing roller 52, the upper connecting block 56 is fixedly connected with the vertical plate 2, the lower connecting block 56 is slidably connected with the vertical plate 2, a chute matched with the lower connecting block 56 is formed in the vertical direction on the vertical plate 2, the two worm wheels 53 are respectively arranged on rotating shafts on the same side of the fixed hot-pressing roller 51 and the movable hot-pressing roller 52, the two worms 54 are sleeved and arranged on the same rotating shaft, the rotating shafts are rotatably arranged on one side of the vertical plate 2 facing the worm wheels 53, the two, the height-adjusting assembly drives the lower connecting block 56 to move along the sliding groove, and the driving assembly drives the shafts of the two worms 53 to rotate.

The height-adjusting assembly comprises a connecting rod 57, a worm-gear lead screw lifter 58 and a height-adjusting disc 59, the connecting rod 57 is vertically fixed at the bottom of the lower side connecting block 56, the connecting rod 57 is fixed on an output shaft of the worm-gear lead screw lifter 58, the height-adjusting disc 59 is fixed on an input shaft of the worm-gear lead screw lifter 58, and the height-adjusting disc 59 is rotated to drive the connecting rod 57 to move in the vertical direction.

The driving assembly comprises a driving motor 510 and a driving reducer 511, the driving reducer 511 is fixed on the vertical plate 2 provided with the worm 54, the driving motor 510 is fixed on the shell of the driving reducer 511, the output shaft of the driving motor 510 is in transmission connection with the input shaft of the driving reducer 511, and the output shaft of the driving reducer 511 is in transmission connection with the rotating shaft connected with the two worms 54.

The fixed hot-pressing roller 51 and the movable hot-pressing roller 52 are provided with a plurality of cylindrical through holes which are uniformly distributed in the circumferential direction around the axis of the fixed hot-pressing roller and the movable hot-pressing roller, and the heating rod 55 is in sliding insertion connection with the cylindrical through holes.

A guide roller 4 is arranged between the feeding roller 6 and the adjustable hot pressing device, the guide roller 4 is arranged between the adjustable hot pressing device and the tensioning roller 8, and the guide roller 4 is arranged between the tensioning roller 8 and the material rolling roller 7.

The two tensioning rollers 8 are symmetrically arranged up and down, and the roller frame of the tensioning roller 8 is provided with the thickness sensor 3.

The hot pressing method of the continuous automatic hot pressing device comprises the following steps:

s1, firstly, winding the raw materials on an upper feeding roller and a lower feeding roller according to opposite directions;

s2, the output shaft of the worm wheel screw rod lifter is controlled by rotating the height adjusting disc to drive the lower side connecting block to move downwards along the sliding groove on the vertical plate, so that the gap between the fixed hot pressing roller and the movable hot pressing roller is increased;

s3, the tail parts of the two rolls of raw materials respectively bypass the corresponding guide rollers, the raw material on the upper side is wound on the fixed hot pressing roller, the raw material on the lower side is wound on the movable hot pressing roller, and the raw materials on the two sides penetrate through the gap between the fixed hot pressing roller and the movable hot pressing roller and extend out to one side of the tensioning roller;

s4, enabling the extended raw materials to sequentially pass through the thickness sensor and the tensioning roller, and wind the raw materials around the guide roller at the front end of the base and then wind the raw materials on the winding roller;

s5, starting a driving motor and motors for driving a tension roller and a material rolling roller and electrifying and heating a heating rod;

s6, adjusting the height adjusting disc to control an output shaft of the worm wheel screw rod lifter to drive the lower side connecting block to move along the sliding groove on the vertical plate according to the information collected by the thickness sensor so as to adjust the gap between the fixed hot pressing roller and the movable hot pressing roller;

and S7, winding the finished product meeting the requirements on a winding roll.

The device can be through adjustable hot press unit's setting, realize the effect of continuous automatic hot pressing PPTC product, not only improved work efficiency greatly, a large amount of manual operation steps have more been reduced, the device's security has been increased substantially, the device can also be through the cooperation work of heightening subassembly and thickness sensor 3, it is more convenient when the material loading to make the device, and can also real-time supervision off-the-shelf quality, in time make the adjustment, improve the qualification rate of product, the device can also set up the mode at the both ends of base 1 through coil stock roller 7 and adjustable hot press unit, let the finished product from the shaping to by the in-process of coil stock roller 7 rolling by abundant cooling, do not need the water-cooling to participate in, avoided using the water-cooling to cause the harmful effects to finished product quality.

The invention is described above with reference to the accompanying drawings, it is obvious that the specific implementation of the invention is not limited by the above-mentioned manner, and it is within the scope of the invention to adopt various insubstantial modifications of the inventive concept and solution of the invention, or to apply the inventive concept and solution directly to other applications without modification.