CN210048252U

CN210048252U - Mica sheet winding machine

Info

Publication number: CN210048252U
Application number: CN201920544078.8U
Authority: CN
Inventors: 高旖泽; 崔海龙; 梁耀; 金世辉; 胡力; 顾泽; 张元中; 毛廷轩
Original assignee: NINGBO YINZHOU VOCATIONAL EDUCATION CENTER SCHOOL
Current assignee: NINGBO YINZHOU VOCATIONAL EDUCATION CENTER SCHOOL
Priority date: 2019-04-19
Filing date: 2019-04-19
Publication date: 2020-02-11
Anticipated expiration: 2029-04-19

Abstract

The utility model discloses a mica sheet winding machine, which comprises a frame, the conveyer belt is installed in proper order from right to left in the frame, a supporting seat, a compression roller device and a cutting mechanism for cutting off the heating wire between the adjacent mica sheets after winding, the frame that is located the conveyer belt rear side is installed with feeding mechanism, be provided with the through-hole that can supply the mica sheet to pass the supporting seat from right to left in the supporting seat, install the first material detection sensor that is used for detecting the mica sheet in the supporting seat that is located the through-hole top, one side of supporting seat towards the conveyer belt is rotationally connected with two first compression rollers that distribute from top to bottom, one of them first compression roller is connected with the drive mechanism transmission in the mica sheet winding machine, the winding mechanism that is used for winding the heating wire onto the mica sheet is rotationally installed on the supporting seat; the utility model discloses can improve the coiling efficiency and the coiling quality of heating wire to can bring the convenience for the production of electric plate.

Description

Mica sheet winding machine

Technical Field

The utility model relates to a coiling machine technical field, concretely relates to mica sheet coiling machine.

Background

The electric heating plate is a part which is commonly used for heating raw materials in the injection molding machine, the electric heating plate which is arranged in the injection molding machine on the market at present generally comprises a mica sheet and an electric heating wire wound on the mica sheet, and in the production process of the electric heating plate, the process of winding the electric heating wire on the mica sheet is mainly completed manually, so that the defect of low production efficiency of the electric heating plate is overcome, and the defect of poor winding quality of the electric heating wire is overcome.

SUMMERY OF THE UTILITY MODEL

Not enough to prior art, the utility model provides a mica sheet coiling machine, it is through mechanized mode with the heating wire coiling to the mica sheet on, adopts the manual mode of coiling the heating wire to the mica sheet with the tradition and compares, can improve the coiling efficiency and the coiling quality of heating wire to can bring the convenience for the production of electric plate.

The utility model discloses a mica sheet coiling machine, which comprises a frame, install the conveyer belt by the right side left side in proper order in the frame, a supporting seat, the shutdown mechanism of the heating wire between the adjacent mica sheet after the wire winding is cut off to compression roller device and being used for, it installs feeding mechanism in the frame of conveyer belt rear side to be located, be provided with the through-hole that can supply the mica sheet to pass by the right side left in the supporting seat, it detects the sensor to install the first material that is arranged in detecting the mica sheet in the supporting seat of through-hole top, the supporting seat rotationally is connected with two first compression rollers that are upper and lower distribution towards one side of conveyer belt, one of them first compression roller is connected with the actuating mechanism transmission in the mica sheet coiling machine, rotationally install the wire winding mechanism who is used for the heating wire coiling to the mica sheet on.

The utility model discloses a mica sheet coiling machine, wherein, feeding mechanism is including fixing the work or material rest in the frame and being used for depositing the mica sheet, the back of work or material rest is fixed with the striker plate, be fixed with the diaphragm on the preceding terminal surface of work or material rest, install two material blocking blocks along diaphragm length direction distribution on the diaphragm, all form the passageway that can supply a mica sheet to pass between the lower extreme of every material blocking block and the interior bottom of work or material rest, the thickness that highly is greater than a mica sheet of passageway just is less than the height after two mica sheets stack, be located and install the pushing equipment who is arranged in with the mica sheet propelling movement in the work or material rest to the conveyer belt in the frame of work or material rest rear side, the support is installed in the preceding terminal surface left side of diaphragm, install the second material detection sensor that is.

The utility model discloses a mica sheet coiling machine, wherein, pushing equipment is including fixing the backup pad in the frame, the back of backup pad is fixed with first cylinder, stretch out outside the backup pad and be fixed with the movable plate after the piston rod activity of first cylinder runs through the backup pad, be fixed with a pair of scraping wings that are arranged in with the mica sheet propelling movement in the work or material rest to the conveyer belt on the preceding terminal surface of movable plate, be provided with the clearance between the lower border of striker plate and the interior bottom of work or material rest, the one end that the movable plate was kept away from to the scraping wings stretches into in the clearance, the thickness of pushing ram plate is less than the thickness of a mica sheet, the highly be greater than the thickness of pushing ram.

The utility model discloses a mica sheet coiling machine, wherein, all be fixed with a guide pin bushing in the backup pad that is located first cylinder both sides, the guide pillar is worn to be equipped with in every guide pin bushing all movable, and every guide pillar is all fixed with the movable plate towards the one end of movable plate.

The utility model discloses a mica sheet coiling machine, wherein, every keeps off the material piece and all fixes on the diaphragm through at least one bolt, is located all to be provided with on the diaphragm of every fender material piece position department and can supplies the bolt to pass and can supply the slot hole that the bolt reciprocated.

The utility model discloses a mica sheet coiling machine, wherein, the carousel that the winding mechanism established outside the supporting seat and was connected with the supporting seat rotation including the cover, the carousel is connected with the drive mechanism transmission in the mica sheet coiling machine, the edge of carousel rotationally installs the bobbin that the coiling has the heating wire, wear to be equipped with the pivot in the bobbin, the pivot is rotated with the carousel towards the one end of carousel and is connected, pivot external fixation between bobbin and the carousel has the belt pulley, the one end threaded connection that the carousel was kept away from in the pivot has and is used for compressing tightly the bobbin at the first nut on the belt pulley, be provided with the damping structure between belt pulley and the carousel, the pivot is passed through the bearing and is rotated with the carousel and is connected towards the one end of carousel, the carousel still rotationally is connected with a plurality of and is used for leading the heating wire of drawing in the bobbin to.

The utility model discloses a mica sheet coiling machine, wherein, the damping structure is including fixing the supporting shoe on the carousel that is located the spool side, the pull rod is worn to be equipped with in the activity in the supporting shoe, the outside of belt pulley is around being equipped with the belt, the one end of belt is fixed with the one end of supporting shoe after walking around the belt pulley, the other end of belt is fixed with the one end of pull rod towards the spool after walking around the belt pulley, the one end threaded connection that the spool was kept away from to the pull rod has the second nut, the outside cover of pull rod between second nut and the supporting shoe is equipped with and is used for promoting the pull rod so that the belt compresses tightly the spring on the belt pulley, the both ends of spring offset with supporting shoe and second nut respectively, the belt is fixed with the.

The utility model discloses a mica sheet coiling machine, wherein, compression roller device installs a plurality ofly on the compression roller seat to the compression roller group that distributes from the right side to the left including fixing the compression roller seat in the frame, and every compression roller group all includes two second compression rollers that distribute from top to bottom, and one of them second compression roller in every compression roller group is connected with the actuating mechanism transmission in the mica sheet coiling machine.

The utility model discloses a mica sheet coiling machine, wherein, shutdown mechanism includes the vertical support frame of fixing in the frame, the lower extreme of support frame is provided with the opening that can supply the mica sheet that has the heating wire to pass around, one side that is located the support frame of opening top is fixed with the second cylinder, the piston rod of second cylinder is down, the lower extreme of the piston rod of second cylinder is fixed with the cutter that is used for cutting off the heating wire, be located and be fixed with the plummer in the frame of cutter below, the plummer highly be less than the space that formation can supply the mica sheet that has the heating wire to pass between the up end of open-ended height and plummer and the open-ended top surface.

The utility model discloses a mica sheet coiling machine, wherein, be provided with on the support frame and be used for carrying out the guide structure that leads to the cutter when the cutter reciprocates, guide structure is including setting up the guide block in cutter moving direction both sides, and every guide block pastes with one of them end of cutter respectively, and two guide blocks are fixed with the support frame of cutter both sides respectively.

The utility model discloses a mechanized mode is compared the mode of heating wire coiling on the mica sheet with the manual mode of heating wire coiling on the mica sheet of traditional adoption on to the mica sheet, can improve the coiling efficiency and the coiling quality of heating wire to can bring the convenience for the production of electric plate.

Drawings

The accompanying drawings, which are included to provide a further understanding of the application and are incorporated in and constitute a part of this application, illustrate embodiment(s) of the application and together with the description serve to explain the application and not to limit the application. In the drawings:

fig. 1 is a schematic perspective view of the present invention;

fig. 2 is a schematic perspective view of the present invention;

FIG. 3 is an enlarged view of the structure at A in FIG. 1;

FIG. 4 is an enlarged view of the structure at B in FIG. 2;

FIG. 5 is a schematic view of a partial three-dimensional structure of the present invention;

FIG. 6 is a perspective view of the winding mechanism;

FIG. 7 is a perspective view of the winding mechanism;

fig. 8 is a schematic view of the cross-sectional structure of the present invention.

Detailed Description

In the following description, numerous implementation details are set forth in order to provide a more thorough understanding of the present invention. It should be understood, however, that these implementation details should not be used to limit the invention. That is, in some embodiments of the invention, details of these implementations are not necessary. In addition, some conventional structures and components are shown in simplified schematic form in the drawings.

In addition, the descriptions related to "first", "second", etc. in the present invention are only for description purposes, not specifically referring to the order or sequence, and are not intended to limit the present invention, but only to distinguish the components or operations described in the same technical terms, and are not to be construed as indicating or implying any relative importance or implicit indication of the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In addition, the technical solutions in the embodiments may be combined with each other, but it must be based on the realization of those skilled in the art, and when the technical solutions are contradictory or cannot be realized, the combination of the technical solutions should not be considered to exist, and is not within the protection scope of the present invention.

The utility model discloses a mica sheet winding machine, which comprises a frame 1, a conveyer belt 2, a supporting seat 3, a compression roller device and a cutting mechanism for cutting off heating wires between adjacent mica sheets after winding are sequentially arranged on the frame 1 from right to left, a feeding mechanism is arranged on the frame 1 at the rear side of the conveyer belt 2, a through hole of the supporting seat 3 for the mica sheets to pass through from right to left is arranged in the supporting seat 3, a first material detection sensor 31 for detecting the mica sheets in the supporting seat 3 is arranged in the supporting seat 3 above the through hole, two first compression rollers 32 which are distributed up and down are rotatably connected at one side of the supporting seat 3 facing the conveyer belt 2, one first compression roller 32 is in transmission connection with a driving mechanism in the mica sheet winding machine, a winding mechanism for winding the heating wires onto the mica sheets is rotatably arranged on the supporting seat 3, and a controller 4 is also arranged on the frame 1, the first material detection sensor 31 is electrically connected with the controller 4, one of the first press rollers in the support base is driven by a driving mechanism in the mica sheet winding machine to rotate, and the driving mechanism is a conventional transmission mechanism consisting of a motor and a transmission belt.

The feeding mechanism comprises a material rack 51 which is fixed on the machine frame 1 and used for storing mica sheets, a material blocking plate 52 is fixed at the back of the material rack 51, a transverse plate 53 is fixed on the front end face of the material rack 51, two material blocking blocks 54 distributed along the length direction of the transverse plate 53 are installed on the transverse plate 53, a channel through which one mica sheet can pass is formed between the lower end of each material blocking block 54 and the inner bottom of the material rack 51, the height of the channel is larger than the thickness of one mica sheet and smaller than the height of two stacked mica sheets, a material pushing mechanism used for pushing the mica sheets in the material rack 51 to the conveying belt 2 is installed on the machine frame 1 located on the rear side of the material rack 51, a support 55 is installed on the left side of the front end face of the transverse plate 53, a second material detection sensor 551 used for detecting the mica sheets on the conveying belt 2 is installed.

The material pushing mechanism comprises a supporting plate 561 fixed on the rack 1, a first air cylinder 562 is fixed on the back of the supporting plate 561, a piston rod of the first air cylinder 562 movably penetrates through the supporting plate 561 and then extends out of the supporting plate 561 and is fixed with a moving plate 565, a pair of material pushing plates 566 used for pushing mica sheets in the material rack 51 to the conveying belt 2 is fixed on the front end face of the moving plate 565, a gap is formed between the lower edge of the material blocking plate 52 and the inner bottom of the material rack 51, one end, far away from the moving plate 565, of each material pushing plate 566 extends into the gap, the thickness of each material pushing plate 566 is smaller than that of one mica sheet, and the height of each gap is larger than that of the material pushing plates 566 and; after adopting this kind of structure, when the during operation of first cylinder, when the piston rod of first cylinder extended promptly, the piston rod of first cylinder can drive movable plate and scraping wings antedisplacement, and the scraping wings can be with being located the mica sheet propelling movement of work or material rest bottommost to the conveyer belt.

A guide sleeve 563 is fixed in the supporting plate 561 at two sides of the first cylinder 562, a guide post 564 is movably inserted in each guide sleeve 563, and one end of each guide post 564 facing the moving plate 565 is fixed with the moving plate 565; through the setting of guide pin bushing and guide pillar, when the piston rod of first cylinder drove the movable plate and removes, guide pin bushing and guide pillar can play the effect of direction to the movable plate, so, can make the removal of movable plate more smooth and easy.

Each material blocking block 54 is fixed on the transverse plate 53 through at least one bolt 541, and the transverse plate 53 at the position of each material blocking block 54 is provided with a long hole 531 through which the bolt 541 can pass and through which the bolt 541 can move up and down; after adopting this kind of structure, when the bolt is unscrewed, the striker plate can reciprocate relative to the diaphragm, and the striker plate upper and lower position removes the back, can change the height of the passageway between striker plate lower extreme and the interior bottom of work or material rest, and so, can make the mica sheet of the different thickness of high adaptation of passageway, after the altitude mixture control of striker block is accomplished, it can to tighten the bolt again.

A first air cylinder in the feeding mechanism is connected with an electromagnetic valve in a mica sheet winding machine, and the electromagnetic valve, a second material detection sensor and a driving motor in the conveying belt are electrically connected with a controller; when the feeding mechanism works, when the second material detection sensor detects that no mica sheet exists on the conveying belt, the controller controls the electromagnetic valve to enable the piston rod of the first air cylinder to extend, after the piston rod of the first air cylinder extends, the mica sheet in the material rack is pushed to the conveying belt through the material pushing plate, then the piston rod of the first air cylinder contracts to drive the material pushing plate to reset, and the conveying belt conveys the mica sheet to the through hole of the supporting seat.

The winding mechanism comprises a rotary table 71 which is sleeved outside the supporting seat 3 and is rotationally connected with the supporting seat 3, the rotary table 71 is in transmission connection with a transmission mechanism in a mica sheet winding machine, a bobbin 72 wound with an electric heating wire is rotatably mounted at the edge of the rotary table 71, a rotating shaft 73 penetrates through the bobbin 72, one end of the rotating shaft 73, facing the rotary table 71, is rotationally connected with the rotary table 71, a belt pulley 74 is fixed outside the rotating shaft 73 between the bobbin 72 and the rotary table 71, one end of the rotating shaft 73, far away from the rotary table 71, is in threaded connection with a first nut 75 used for pressing the bobbin 72 on the belt pulley 74, a damping structure is arranged between the belt pulley 74 and the rotary table 71, one end of the rotating shaft 73, facing, a plurality of guide wheels 76 for guiding the heating wires led out from the bobbin 72 to facilitate winding of the heating wires to the outside of the mica sheets are rotatably connected to a side of the rotary plate 71 facing the bobbin 72.

The damping structure comprises a supporting block 771 fixed on the turntable 71 located on the side of the thread cylinder 72, a pull rod 772 is movably arranged in the supporting block 771 in a penetrating mode, a belt 773 is wound outside the belt pulley 74, one end of the belt 773 winds around the belt pulley 74 and then is fixed with one end of the supporting block 771, the other end of the belt 773 winds around the belt pulley 74 and then is fixed with one end of the pull rod 772 facing the thread cylinder 72, one end, far away from the thread cylinder 72, of the pull rod 772 is connected with a second nut 774 in a threaded mode, a spring 775 used for pushing the pull rod 772 to enable the belt 773 to be tightly pressed on the belt pulley 74 is sleeved outside the pull rod 772 between the second nut 774 and the supporting block 771, two ends of the spring 775 respectively abut against the supporting block 771 and the second nut 774, and one end, facing the supporting block 771, of; after the damping mechanism is adopted, the belt can be tightly attached to the outer part of the belt pulley under the pulling of the second spring and the pull rod, namely, friction force can be generated between the belt and the belt pulley, and the wire drum is tightly pressed on the belt pulley through the first nut, so that when the electric heating wire wound on the wire drum is pulled, the electric heating wire can be straightened, namely, the tensioning of the electric heating wire can be realized, meanwhile, the attaching force between the belt and the belt pulley can be adjusted by rotating the second nut, when the second nut is rotated to enable the second nut to move towards one side of the supporting block, the second spring can be further compressed, in this way, the attaching force between the belt and the belt pulley can be improved, namely, the damping of the wire drum can be increased, when the second nut is rotated to enable the second nut to move towards one side far away from the supporting block, the second spring can be extended, and in this way, can reduce the tight power of subsides between belt and the belt pulley, can reduce the damping of bobbin promptly.

When the winding mechanism works, the turntable is driven by a transmission mechanism in the mica sheet winding machine (the transmission mechanism is a transmission mechanism consisting of a conventional motor and a transmission belt), when the mica sheet penetrates out of the through hole in the supporting seat, the end part of the electric heating wire is fixed with the end part of the mica sheet after bypassing the guide wheel, the transmission mechanism drives the turntable to rotate, the electric heating wire can be wound outside the mica sheet after the turntable rotates, the bobbin can continuously discharge the electric heating wire in the process of winding the electric heating wire outside the mica sheet, and in the winding process, the density degree of the electric heating wire wound on the mica sheet can be controlled as long as the moving speed of the mica sheet and the rotating speed of the turntable are controlled; in the process, the process of fixing the ends of the heating wires and the mica sheets only needs to be operated once after each bobbin is replaced, when the heating wires in the bobbins are not used up, the heating wires can be continuously wound to the outside of the mica sheets in the process of continuously conveying the mica sheets by the mica sheet winding machine, and after the heating wires are wound by each mica sheet, the heating wires connected between two adjacent mica sheets only need to be cut off by the cutting mechanism in the subsequent station of the mica sheet winding machine.

The press roll device comprises a press roll seat 81 fixed on the frame 1, a plurality of pairs of press roll groups distributed from right to left are arranged on the press roll seat 81, each press roll group comprises two second press rolls 82 distributed up and down, and one second press roll 82 in each press roll group is in transmission connection with a driving mechanism in the mica sheet winding machine; through the arrangement of the compression roller device, when the mica sheet wound with the electric heating wire passes through the two second compression rollers in each compression roller group, the electric heating wire can be tightly pressed on the mica sheet, so that the electric heating wire can be better attached to the mica sheet; one of the second press rolls in each group of press roll groups in the press roll seat is driven to rotate by a driving mechanism in the mica sheet winding machine, and the driving mechanism is a conventional transmission mechanism consisting of a motor and a transmission belt.

The cutting mechanism comprises a support frame 91 vertically fixed on the machine frame 1, an opening 911 through which mica sheets wound with heating wires can pass is arranged at the lower end of the support frame 91, a second air cylinder 92 is fixed at one side of the support frame 91 above the opening 911, a piston rod of the second air cylinder 92 faces downwards, a cutter 93 used for cutting off the heating wires is fixed at the lower end of the piston rod of the second air cylinder 92, a bearing table 94 is fixed on the machine frame 1 below the cutter 93, the height of the bearing table 94 is lower than that of the opening 911, and a gap through which the mica sheets wound with the heating wires can pass is formed between the upper end face of the bearing table 94 and the top face of the opening 911.

The supporting frame 91 is provided with a guide structure for guiding the cutter 93 when the cutter 93 moves up and down, the guide structure comprises guide blocks 95 arranged on two sides of the moving direction of the cutter 93, each guide block 95 is respectively attached to one end of the cutter 93, and the two guide blocks 95 are respectively fixed with the supporting frame 91 on two sides of the cutter 93; after adopting this kind of guide structure, when the cutter reciprocated, two guide blocks can realize the direction to the cutter, so, can make the cutter remove more smoothly, and the guide block is fixed on the support frame through welding or bolt fastening's mode.

When the cutting mechanism works, after the mica sheets wound with the electric heating wires are moved out from the lower part of the cutter and before the lower mica sheet moves to the lower part of the cutter, the second cylinder drives the cutter to move downwards, the electric heating wires between two adjacent mica sheets can be cut off through the matching action of the cutter and the bearing table, and after the electric heating wires are cut off, the second cylinder drives the cutter to reset; the interval time of the second cylinder driving the cutter to cut off the electric heating wire between two adjacent mica sheets can be controlled by the controller, and the controller can control the interval time of the cylinder action according to the moving speed of the mica sheets.

When the utility model works, the feeding mechanism pushes the mica sheets in the material rack to the conveying belt, the conveying belt conveys the mica sheets to the first compression roller, the first compression roller drives the mica sheets to enter the through hole in the supporting seat, and the mica sheets can extend out from the through hole from right to left, after the first material sensor detects the mica sheets in the through hole, the controller controls the transmission mechanism for driving the rotating disc to rotate after delaying for a period of time, the transmission mechanism drives the rotating disc to rotate, after the rotating disc rotates, the heating wires are wound on the mica sheets, after the mica sheets are completely removed from the supporting seat, the controller controls the transmission mechanism to stop working, the rotating disc stops rotating, then the mica sheets wound with the heating wires enter the compression roller device, the compression roller device realizes the compression of the heating wires on the mica sheets, after the heating wires on the mica sheets are compressed, the mica sheets wound with the heating wires are conveyed to the position of the mechanism by the compression, the cutting mechanism cuts off the electric heating wire connected to the tail part of the mica sheet; the utility model provides an every station, feeding mechanism, winding mechanism, compression roller device and shutdown mechanism can carry out work simultaneously promptly to can continuously produce the electric plate.

The above description is only an embodiment of the present invention, and is not intended to limit the present invention. Various modifications and changes may occur to those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present invention should be included in the scope of the claims of the present invention.

Claims

1. A mica sheet coiling machine which is characterized in that: comprises a frame (1), a conveyer belt (2), a supporting seat (3), a press roller device and a cutting mechanism for cutting off heating wires between adjacent mica sheets after winding are sequentially arranged on the frame (1) from right to left, a feeding mechanism is arranged on the frame (1) at the rear side of the conveyer belt (2), a through hole of the supporting seat (3) for the mica sheets to pass through from right to left is arranged in the supporting seat (3), a first material detection sensor (31) for detecting the mica sheets in the supporting seat (3) is arranged in the supporting seat (3) above the through hole, one side of the supporting seat (3) facing the conveyer belt (2) is rotatably connected with two first press rollers (32) which are distributed up and down, one of the first press rollers (32) is in transmission connection with a driving mechanism in a mica sheet winding machine, and a winding mechanism for winding the heating wires onto the mica sheets is rotatably arranged on the supporting seat (3), and the rack (1) is also provided with a controller (4).

2. The mica sheet winding machine according to claim 1, wherein the feeding mechanism comprises a material rack (51) fixed on the frame (1) and used for storing mica sheets, a material baffle (52) is fixed at the back of the material rack (51), a transverse plate (53) is fixed on the front end face of the material rack (51), two material baffle blocks (54) distributed along the length direction of the transverse plate (53) are installed on the transverse plate (53), a channel for one mica sheet to pass through is formed between the lower end of each material baffle block (54) and the inner bottom of the material rack (51), the height of the channel is larger than the thickness of one mica sheet and smaller than the height of two stacked mica sheets, a material pushing mechanism used for pushing the mica sheets in the material rack (51) to the conveying belt (2) is installed on the frame (1) at the rear side of the material rack (51), and a support (55) is installed on the left side of the front end face of the transverse plate (53), and a second material detection sensor (551) for detecting mica sheets on the conveying belt (2) is arranged on the bracket (55).

3. Mica sheet winder according to claim 2, characterized in that the pushing mechanism comprises a support plate (561) fixed to the frame (1), a first cylinder (562) is fixed on the back of the supporting plate (561), a piston rod of the first cylinder (562) movably penetrates through the supporting plate (561), extends out of the supporting plate (561) and is fixed with a moving plate (565), a pair of material pushing plates (566) used for pushing the mica sheets in the material rack (51) to the conveying belt (2) are fixed on the front end surface of the moving plate (565), a gap is arranged between the lower edge of the material baffle plate (52) and the inner bottom of the material rack (51), the end of the ejector plate (566) away from the moving plate (565) extends into the gap, the thickness of the material pushing plate (566) is smaller than that of one mica sheet, and the height of the gap is larger than that of the material pushing plate (566) and smaller than that of one mica sheet.

4. A mica sheet winder as claimed in claim 3, wherein a guide sleeve (563) is fixed to the support plate (561) on both sides of the first cylinder (562), a guide post (564) is movably inserted in each guide sleeve (563), and one end of each guide post (564) facing the moving plate (565) is fixed to the moving plate (565).

5. A mica sheet winding machine according to claim 2, characterized in that each material blocking block (54) is fixed on the transverse plate (53) through at least one bolt (541), and the transverse plate (53) at the position of each material blocking block (54) is provided with an elongated hole (531) through which the bolt (541) can pass and which can allow the bolt (541) to move up and down.

6. The mica sheet winding machine according to claim 1, wherein the winding mechanism comprises a rotary table (71) sleeved outside the support seat (3) and rotatably connected with the support seat (3), the rotary table (71) is in transmission connection with a transmission mechanism in the mica sheet winding machine, a bobbin (72) wound with an electric heating wire is rotatably installed at the edge of the rotary table (71), a rotating shaft (73) penetrates through the bobbin (72), one end of the rotating shaft (73) facing the rotary table (71) is rotatably connected with the rotary table (71), a belt pulley (74) is fixed outside the rotating shaft (73) between the bobbin (72) and the rotary table (71), one end of the rotating shaft (73) far away from the rotary table (71) is in threaded connection with a first nut (75) used for pressing the bobbin (72) on the belt pulley (74), and a damping structure is arranged between the belt pulley (74) and the rotary table (71), the one end of pivot (73) orientation carousel (71) is passed through the bearing and is rotated with carousel (71) and be connected, carousel (71) still rotationally is connected with a plurality of towards one side of bobbin (72) and is used for leading the heating wire of drawing forth in bobbin (72) with convenient leading wheel (76) to the heating wire coiling mica sheet outside.

7. The mica sheet winding machine according to claim 6, wherein the damping structure comprises a supporting block (771) fixed on the turntable (71) located at the side of the bobbin (72), a pull rod (772) is movably arranged in the supporting block (771) in a penetrating manner, a belt (773) is wound outside the belt pulley (74), one end of the belt (773) is fixed with one end of the supporting block (771) after passing around the belt pulley (74), the other end of the belt (773) is fixed with one end of the pull rod (772) facing the bobbin (72) after passing around the belt pulley (74), one end of the pull rod (772) far away from the bobbin (72) is connected with a second nut (774) in a threaded manner, a spring (775) used for pushing the pull rod (772) to enable the belt (773) to be tightly pressed on the belt pulley (74) is sleeved outside the pull rod (772) between the second nut (774) and the supporting block (771), the two ends of the spring (775) are respectively propped against the supporting block (771) and the second nut (774), and one end, facing the supporting block (771), of the belt (773) is fixed with the supporting block (771) through at least one screw (776) penetrating through the belt (773).

8. The mica sheet winding machine according to claim 1, wherein the roller device comprises a roller seat (81) fixed on the frame (1), a plurality of pairs of roller sets distributed from right to left are mounted on the roller seat (81), each roller set comprises two second rollers (82) distributed up and down, and one of the second rollers (82) in each roller set is in transmission connection with a driving mechanism in the mica sheet winding machine.

9. The mica sheet winding machine according to claim 1, wherein the cutting mechanism comprises a support frame (91) vertically fixed on the frame (1), an opening (911) through which a wound mica sheet with an electric heating wire can pass is formed in the lower end of the support frame (91), a second air cylinder (92) is fixed on one side of the support frame (91) above the opening (911), a piston rod of the second air cylinder (92) faces downwards, a cutter (93) for cutting off the electric heating wire is fixed at the lower end of the piston rod of the second air cylinder (92), a bearing table (94) is fixed on the frame (1) below the cutter (93), and the height of the bearing table (94) is lower than the height of the opening (911) and a gap through which the wound mica sheet with the electric heating wire can pass is formed between the upper end surface of the bearing table (94) and the top surface of the opening (911).

10. The mica sheet winding machine according to claim 9, wherein the supporting frame (91) is provided with a guide structure for guiding the cutter (93) when the cutter (93) moves up and down, the guide structure comprises guide blocks (95) arranged on two sides of the moving direction of the cutter (93), each guide block (95) is respectively attached to one end of the cutter (93), and the two guide blocks (95) are respectively fixed with the supporting frame (91) on two sides of the cutter (93).