CN114713442B

CN114713442B - Surface gluing equipment for Teflon adhesive tape

Info

Publication number: CN114713442B
Application number: CN202210173688.8A
Authority: CN
Inventors: 燕江; 单君琴; 叶海春
Original assignee: Taixing Haohua Pl Plastics Co ltd
Current assignee: Taixing Haohua Pl Plastics Co ltd
Priority date: 2022-02-24
Filing date: 2022-02-24
Publication date: 2022-11-04
Anticipated expiration: 2042-02-24
Also published as: CN114713442A

Abstract

The invention relates to the technical field of adhesive tape production, in particular to surface gluing equipment for a Teflon adhesive tape, which comprises a glue storage tank, wherein an underframe is fixedly connected below the glue storage tank, a plurality of uniformly distributed adhesion components are obliquely distributed on one side of an inner cavity of the glue storage tank, one side of each adhesion component is fixedly connected with a pipeline component, each adhesion component comprises an outer cover piece, an L-shaped plate frame, a sponge cylinder, a side frame, a sleeve and a central shaft, and one side of each outer cover piece is connected with the pipeline component.

Description

Surface gluing equipment for Teflon adhesive tape

Technical Field

The invention relates to the technical field of adhesive tape production, in particular to surface gluing equipment for a Teflon adhesive tape.

Background

Compared with the Teflon adhesive tape gluing process in the prior art, the invention is additionally provided with a quick adhesive tape removing mechanism, a semi-finished adhesive tape is quickly soaked in the adhesive liquid and then is moved and output from the adhesive liquid, and compared with the traditional method of removing adhesive liquid on one side of the adhesive tape by rubbing, the method of removing the adhesive liquid by rubbing has the hidden trouble of incomplete removal, so that the further process of the semi-finished adhesive tape is influenced, the quality of the finally generated Teflon adhesive tape is low, the high-quality Teflon adhesive tape needs to be controlled on each process of production one by one, the adhesive liquid removing mechanism provided by the invention can play the excellent adhesive liquid removing performance compared with the traditional adhesive liquid removing mechanism, and the adhesive liquid removing mechanism has the function of stably collecting the adhesive liquid of the adhesive tape, so that the adhesive liquid collecting process of the Teflon adhesive tape is guided to the surface of a Teflon adhesive dipping tank, and the waste of the adhesive liquid is avoided.

Disclosure of Invention

The invention aims to provide surface gluing equipment for a Teflon adhesive tape, so as to solve the problems in the background technology.

In order to achieve the purpose, the invention provides the following technical scheme: the utility model provides a surface rubber coating equipment for special fluorine dragon sticky tape, glues the groove including storing up, store up gluey groove below fixedly connected with chassis, the inner chamber side position slope of storing up gluey groove distributes and has a plurality of evenly distributed's adhesion subassembly, one side fixedly connected with pipeline assembly of adhesion subassembly, the adhesion subassembly includes dustcoat spare, L type grillage, a sponge section of thick bamboo, side bearer, sleeve and central axle, one side of dustcoat spare is connected with pipeline assembly, and the inner chamber zhonghuan of dustcoat spare is equipped with a plurality of evenly distributed's a sponge section of thick bamboo, and the axle center position of dustcoat spare is provided with the central axle, and the sleeve has been cup jointed in the equal activity in both ends of central axle, the upper end of a sponge section of thick bamboo all is connected with the side bearer, and side bearer one end is fixed on the central axle, and the sleeve runs through the casing in glue storage groove, is fixed with L type grillage on the sleeve in the glue storage groove inner chamber, and L frame one end is fixed on the dustcoat spare.

Preferably, the pipeline subassembly includes branch pipe, power pipe fitting, pressure cylinder, door type grillage, violently manages, horizontal pole and top pushing ram, one side parallel distribution of dustcoat spare has door type grillage, violently manages and the horizontal pole, a plurality of evenly distributed's of below fixedly connected with pressure cylinder of door type grillage, and the below of pressure cylinder is connected with the power pipe fitting, the one end and the violently union coupling of power pipe fitting, and one side of power pipe fitting is connected with a plurality of branch pipes, the square hole has all been seted up at the both ends of door type grillage, and the activity runs through the top pushing ram in the square hole, the one end and the horizontal pole fixedly connected with of top pushing ram, and the other end top of top pushing ram is on the side bearer.

Preferably, the power pipe fitting includes auxiliary pipe, valve member and main pipe, the intercommunication has the auxiliary pipe between main pipe and the pressure cylinder, is provided with two valve members in the inner chamber of main pipe, and two valve members are located the port both sides position of auxiliary pipe, and the one end of main pipe with violently manage the intercommunication, the other end of main pipe is plugging structure, the one side and the branch pipe intercommunication of main pipe.

Preferably, the pressure cylinder includes piston dish, power bucket, first spring and control lever, the activity is provided with piston dish and first spring in the inner chamber of power bucket, and the power bucket is the cask form, and the one end top of first spring is on the barrel head of power bucket, and the other end contact of first spring has the piston dish, and the through-hole is seted up at the barrel head middle part of power bucket, and the activity has cup jointed the control lever in the through-hole, and the one end of control lever is fixed on the piston dish, and the other end of control lever is fixed on the horizontal pole, and one side intercommunication of power bucket has the auxiliary pipe.

Preferably, the valve member includes elastic frame, sealed dish and a location section of thick bamboo, a location section of thick bamboo is fixed on the inner wall of being responsible for, and one side of a location section of thick bamboo is provided with the sealed dish of round platform form, and the other end of a location section of thick bamboo is provided with the platy elastic frame of T type, and the middle part at sealed dish is fixed to elastic frame one end.

Preferably, the outer cover spare includes control box, unit spare and outer arc shell, outer arc shell is arc platelike, and fixed lock joint has a plurality of evenly distributed's auxiliary pipe on the inner chamber wall of one side of outer arc shell, and the control box is arc shell form, and the one end of control box is most advanced form, and it has the branch pipe to run through on the casing of outer arc shell, and during branch pipe one end extended to the inner chamber of control box, offered a plurality of evenly distributed's square hole on the cambered surface wall of control box, and fixed shutoff has the unit spare in the square hole.

Preferably, the side frame comprises an inner shaft, a first support column, a spring pressure piece and a second support column, the inner shaft penetrates through one end of the first support column, the inner shaft penetrates through the sponge cylinder, the inner shaft is arranged at the axis position of the sponge cylinder, the second support column is arranged at the other end of the first support column, and the spring pressure piece is connected between the second support column and the first support column.

Preferably, the unit piece includes concave type shutoff board, activity box, interception dish, second spring and guide bar, concave type shutoff board's one side parallel distribution has the activity box, has seted up a plurality of evenly distributed's through-hole on the middle part plate body of concave type shutoff board, is provided with second spring and interception dish in the inner chamber of activity box, and the second spring pad has run through the guide bar between the casing of interception dish and activity box in the middle part of second spring, and guide bar one end is fixed on the activity box, and the other end of guide bar is fixed on concave type shutoff board, and the guide bar activity cup joints in the cylinder hole of seting up on the casing of activity box.

Preferably, the movable box is in a shape that one end of the square plate shell is communicated with the triangular prism shell, a plurality of through holes which are uniformly distributed are formed in the square plate shell, which faces the concave plugging plate, on the movable box, and the triangular prism shell on the movable box is provided with the through holes.

Compared with the prior art, the invention has the beneficial effects that:

1. the invention realizes the clean and rapid removal work of glue solution on one surface of the semi-finished adhesive tape, the removed butt joint glue solution can be rapidly collected into the power pipe fitting and then is discharged into the glue storage tank through the transverse pipe, so that the glue solution in the glue storage tank can be supplemented, the waste of the glue solution is avoided, and the cleanness and tidiness of the adhesion assembly are ensured;

2. according to the invention, through the design of the adhesion assembly and the pipeline assembly, a series of exquisite control parts are arranged in the adhesion assembly and the pipeline assembly, so that the adhesion assembly has the capability of quickly removing the glue solution on the upper surface of the semi-finished adhesive tape, and the rotation of the side frame provides power for the work of the pipeline assembly, so that the stable glue solution diversion work is realized inside the pipeline assembly.

Drawings

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

FIG. 2 is a schematic view of the adhesive assembly;

FIG. 3 is a schematic view of the structure at A in FIG. 1;

FIG. 4 is a schematic view of a pressure cylinder;

FIG. 5 is a schematic view of the structure B in FIG. 4;

FIG. 6 is a schematic side frame configuration;

FIG. 7 is a diagram of a top post position distribution;

FIG. 8 is a schematic view of the control box;

FIG. 9 is a schematic diagram of a single element structure;

fig. 10 is a schematic view of the structure of the outer arc shell.

In the figure: the device comprises a glue storage tank 1, an underframe 2, an outer cover piece 4, an L-shaped plate frame 5, a sponge cylinder 6, a side frame 7, a sleeve 8, a central shaft 9, an adhesion assembly 10, a pipeline assembly 11, a first guide roller 12, a semi-finished adhesive tape 13, a second guide roller 14, a branch pipe 15, a power pipe piece 16, a pressure cylinder 17, a door-shaped plate frame 18, a transverse pipe 19, a transverse rod 20, a top push column 21, a piston disc 22, a power barrel 23, a first spring 24, a control rod 25, an auxiliary pipe 26, a valve piece 27, a main pipe 28, an elastic frame 29, a sealing disc 30, a positioning cylinder 31, an inner shaft 32, a first support column 33, a spring pressure piece 34, a second support column 35, a control box 36, a single piece 37, an outer arc shell 38, a concave blocking plate 39, a movable box 40, an intercepting disc 41, a second spring 42 and a guide rod 43.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments obtained by those skilled in the art without creative efforts based on the technical solutions of the present invention belong to the protection scope of the present invention.

Referring to fig. 1 to 10, the present invention provides a technical solution: the utility model provides a surface rubber coating equipment for special fluorine dragon sticky tape, including glue storage tank 1, glue storage tank 1 below fixedly connected with chassis 2, glue storage tank 1's inner chamber one side position slope distributes has a plurality of evenly distributed's adhesion subassembly 10, one side fixedly connected with pipeline subassembly 11 of adhesion subassembly 10, adhesion subassembly 10 includes outer cover 4, L type grillage 5, sponge section of thick bamboo 6, side bearer 7, sleeve 8 and central axle 9, one side of outer cover 4 is connected with pipeline subassembly 11, the inner chamber zhonghuan of outer cover 4 is equipped with a plurality of evenly distributed's sponge section of thick bamboo 6, the axle center position of outer cover 4 is provided with central axle 9, sleeve 8 has all been cup jointed in the activity at the both ends of central axle 9, sponge section of thick bamboo 6's upper end all is connected with side bearer 7, side bearer 7 one end is fixed on central axle 9, sleeve 8 runs through glue storage tank 1's casing, be fixed with L frame 5,L type 5 one end on the sleeve 8 in glue storage tank 1 inner chamber and fix on outer cover 4, refer to picture 2 and figure 3 understand, both ends of central axle extend to glue storage tank 1 all extend to the extension, and the outside the sponge section of sleeve 8, the central axle control center board is not become the spacing position, the whole of sleeve 7 and is carried out the spacing position and is carried out.

The pipeline assembly 11 comprises branch pipes 15, power pipe fittings 16, pressure cylinders 17, door-shaped plate frames 18, transverse pipes 19, transverse rods 20 and pushing columns 21, the door-shaped plate frames 18, the transverse pipes 19 and the transverse rods 20 are distributed on one side of the outer cover piece 4 in parallel, the pressure cylinders 17 distributed uniformly are fixedly connected to the lower portions of the door-shaped plate frames 18, the power pipe fittings 16 are connected to the lower portions of the pressure cylinders 17, one ends of the power pipe fittings 16 are connected with the transverse pipes 19, one sides of the power pipe fittings 16 are connected with the branch pipes 15, square holes are formed in the two ends of the door-shaped plate frames 18, the pushing columns 21 penetrate through the square holes movably, one ends of the pushing columns 21 and the transverse rods 20 are fixedly connected, the other ends of the pushing columns 21 abut against the side frames 7, it is understood with reference to fig. 2 and 3 that the transverse pipes 19 are arranged in the glue storage tank 1, glue liquid discharged from the two end ports of the transverse pipes 19 falls and flows back to the bottom of the glue storage tank 1, the width of the semi-finished glue tape 13 is smaller than the length of the semi-finished glue tape 13.

The power pipe fitting 16 comprises an auxiliary pipe 26, valve members 27 and a main pipe 28, the auxiliary pipe 26 is communicated between the main pipe 28 and the pressure cylinder 17, two valve members 27 are arranged in the inner cavity of the main pipe 28, the two valve members 27 are positioned at two sides of the port of the auxiliary pipe 26, one end of the main pipe 28 is communicated with the transverse pipe 19, the other end of the main pipe 28 is of a blocking structure, and one side of the main pipe 28 is communicated with the branch pipe 15.

The pressure cylinder 17 includes piston disc 22, power bucket 23, first spring 24 and control lever 25, the activity is provided with piston disc 22 and first spring 24 in the inner chamber of power bucket 23, power bucket 23 is the cask form, the one end top of first spring 24 is on the barrel head of power bucket 23, and the other end contact of first spring 24 has piston disc 22, the through-hole is seted up at the barrel head middle part of power bucket 23, and the activity has cup jointed control lever 25 in the through-hole, the one end of control lever 25 is fixed on piston disc 22, the other end of control lever 25 is fixed on horizontal pole 20, one side intercommunication of power bucket 23 has auxiliary pipe 26.

The valve 27 includes an elastic frame 29, a sealing disc 30 and a positioning cylinder 31, the positioning cylinder 31 is fixed on the inner wall of the main pipe 28, one side of the positioning cylinder 31 is provided with a circular truncated cone-shaped sealing disc 30, the other end of the positioning cylinder 31 is provided with a T-shaped plate-shaped elastic frame 29, one end of the elastic frame 29 is fixed in the middle of the sealing disc 30, as can be understood by referring to fig. 4 and 5, by controlling the control rod 25 to move leftwards, the control rod 25 drives the piston disc 22, during the movement of the piston disc 22, the fluid in the inner cavities of the main pipe 28 and the secondary pipe 26 is sucked into the inner cavity of the power barrel 23, while the reverse movement of the piston disc 22 can cause the backflow of the glue, the elastic frame 29 is made of an elastic metal material, when the fluid in the main pipe 28 passes through the valve 27, only the glue pushes up the sealing disc 30, the sealing disc 30 moves and separates from the positioning cylinder 31, after the glue passes through the gap between the sealing disc 30 and the positioning cylinder 31, the elastic pulling of the elastic frame 29 pulls down, the positioning cylinder 30 moves to close the positioning cylinder 31 in time, so that the positioning cylinder 31 is controlled by the two valves 27 in the main pipe 28, the glue in the main pipe 28 flows into the piston disc 19, and the piston disc 19.

The outer cover part 4 comprises a control box 36, a unit part 37 and an outer arc shell 38, the outer arc shell 38 is arc-shaped plate-shaped, a plurality of auxiliary pipes 26 which are evenly distributed are fixedly buckled on the wall of an inner cavity on one side of the outer arc shell 38, the control box 36 is arc-shaped plate shell, one end of the control box 36 is pointed, a branch pipe 15 penetrates through the shell of the outer arc shell 38, one end of the branch pipe 15 extends into an inner cavity of the control box 36, a plurality of evenly distributed square holes are formed in the arc surface wall of the control box 36, and the unit part 37 is fixedly plugged in the square holes.

The side frame 7 comprises an inner shaft 32, a first support column 33, a spring pressure member 34 and a second support column 35, wherein the inner shaft 32 penetrates through one end of the first support column 33, the inner shaft 32 penetrates through the sponge cylinder 6, the inner shaft 32 is arranged at the axial center position of the sponge cylinder 6, the second support column 35 is arranged at the other end of the first support column 33, and the spring pressure member 34 is connected between the second support column 35 and the first support column 33, as can be understood by referring to fig. 6, the spring pressure member 34 is a spring pressure assembly in the prior art, the spring pressure member 34 is fixed on the second support column 35, and a spring on the spring pressure member 34 provides pressure for the first support column 33, so that the first support column 33 has a tendency of axially moving away from the second support column 35, and thus, the design ensures that the sponge cylinder 6 is subjected to a certain elastic pressure, and when the sponge cylinder 6 is in contact with the semi-finished adhesive tape 13, clamping of the elastic pressure ensures that the sponge cylinder 6 is stably attached to the upper surface of the semi-finished adhesive tape 13.

The unit element 37 comprises a concave blocking plate 39, a movable box 40, an intercepting disc 41, a second spring 42 and a guide rod 43, wherein the movable box 40 is distributed on one side of the concave blocking plate 39 in parallel, a plurality of through holes which are uniformly distributed are formed in the middle plate body of the concave blocking plate 39, the second spring 42 and the intercepting disc 41 are arranged in the inner cavity of the movable box 40, the second spring 42 is filled between the intercepting disc 41 and the shell of the movable box 40, the guide rod 43 penetrates through the middle of the second spring 42, one end of the guide rod 43 is fixed on the movable box 40, the other end of the guide rod 43 is fixed on the concave blocking plate 39, and the guide rod 43 is movably sleeved in a cylindrical hole formed in the shell of the movable box 40.

The shape of the movable box 40 is that one end of the square plate shell is communicated with the triangular prism shell, a plurality of through holes which are uniformly distributed are arranged on the square plate shell facing the concave blocking plate 39 on the movable box 40, and the through holes are arranged on the triangular prism shell on the movable box 40, as can be understood by referring to fig. 6 and 9, when the sponge cylinder 6 moves around the edge position of the inner cavity of the outer arc shell 38 and passes through the control box 36, 3 rolls over on the control box 36, the sponge cylinder 6 drives the movable box 40 to move in the process, the movable box 40 moves to a certain distance, and the through holes on the movable box 40 are just communicated with the through holes on the concave blocking plate 39, so that glue in the movable box 40 can be sucked back into the inner cavity of the control box 36 through the through holes and then is sucked away by the branch pipe 15, after the sponge cylinder 6 rolls over from the contacted unit piece 37, the movable box 40 is timely returned to the initial position by the elastic pushing of the second spring 42, so that the through holes on the concave blocking plate 39 are staggered with the through holes on the movable box 40, and the channels of the through holes are interrupted.

The semi-finished product adhesive tape 13 is controlled by a conveying mechanism in the prior art to move through the bottom position of the adhesive storage tank 1, adhesive liquid in the production of the Teflon adhesive tape is stored in the bottom of the adhesive storage tank 1, a section of path exists in the moving process of the semi-finished product adhesive tape 13, the semi-finished product adhesive tape 13 is soaked in the adhesive liquid, so that the adhesive liquid is adhered to two surfaces of the semi-finished product adhesive tape 13 which moves out of the adhesive liquid again, the adhesive liquid on one side needs to be removed, when one surface of the semi-finished product adhesive tape 13 passes through a plurality of adhesion components 10, a sponge cylinder 6 is in contact with the semi-finished product adhesive tape 13, so that the adhesive liquid on the upper surface of the semi-finished product adhesive tape 13 is adsorbed, the sponge cylinder 6 is positioned from the side frame 7, the central shaft 9 supports the side frame 7, one end of the central shaft 9 extends to the outside of the adhesive storage tank 1, and the central shaft 9 can rotate and stand still under the control of a driving positioning mechanism in the prior art, thus, the space positioning of the sponge cylinder 6 can be controlled by controlling the central shaft 9, the sponge cylinder 6 is movably sleeved with the inner shaft 32 at the axis position, in the moving process of the semi-finished product adhesive tape 13, the upper surface adhesive liquid is adsorbed by the sponge cylinder 6, the sponge cylinder 6 also rotates, the sponge cylinder 6 integrally adsorbs the adhesive liquid, the central shaft 9 is controlled to rotate after a certain time, the next sponge cylinder 6 is controlled to rotate to replace the sponge cylinder 6 adsorbing the adhesive liquid previously, the sponge cylinder 6 adsorbing the adhesive liquid passes through the outer cover piece 4 in the surrounding process, the sponge cylinder 6 is reversely pressed by the control box 36 to extrude the adhesive liquid in the sponge cylinder 6, the extruded adhesive liquid is discharged through the 37 unit element contacted with one side, the unit element 37 is pushed by the sponge cylinder 6 to deform, namely, the concave sealing plate 39 and the movable box 40 are in a communicated state, the extruded adhesive liquid in the sponge cylinder 6 is absorbed into the movable box 40, then, the suction force comes from the pressure cylinder 17, the push column 21 on one side is pulled during the rotation of the side frame 7, the push column 21, the cross rod 20 and the control rod 25 form a synchronously moving whole, the whole is supported by the first spring 24 and is pushed by the first support column 33, then the first support column 33 rotates and slides away from the push column 21, the push column 21 moves reversely under the elastic pushing of the first spring 24, the reciprocating motion of the push column 21 is circulated, the piston disc 22 is controlled through transmission, the motion of the piston disc 22 provides power for the fluid in the main pipe 28, so that the liquid in the control box 36 is sucked into the branch pipe 15, then is injected into the main pipe 28 and is further injected into the transverse pipe 19, and the glue solution is finally discharged from both ends of the transverse pipe 19.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a surface rubber coating equipment for special fluorine dragon sticky tape, includes glue storage tank (1), glue storage tank (1) below fixedly connected with chassis (2), its characterized in that: the glue storage tank is characterized in that a plurality of uniformly distributed adhesion assemblies (10) are obliquely distributed at one side position of an inner cavity of the glue storage tank (1), one side of each adhesion assembly (10) is fixedly connected with a pipeline assembly (11), each adhesion assembly (10) comprises an outer cover piece (4), an L-shaped plate frame (5), a sponge cylinder (6), side frames (7), a sleeve (8) and a central shaft (9), one side of each outer cover piece (4) is connected with the pipeline assembly (11), the sponge cylinders (6) which are uniformly distributed are arranged in the middle ring of the inner cavity of each outer cover piece (4), the central shaft (9) is arranged at the axis position of each outer cover piece (4), the sleeves (8) are movably sleeved at two ends of the central shaft (9), the upper ends of the sponge cylinders (6) are connected with the side frames (7), one ends of the side frames (7) are fixed on the central shaft (9), the sleeves (8) penetrate through the glue storage tank (1), the L-shaped frames (5) are fixed on the sleeves (8) in the inner cavity of the glue storage tank (1), one end of each L-shaped plate frame (5) is fixed on the outer cover piece (4), the pipeline assembly (11), the door column assembly (15), the cross tube (16), the push plate (21), the push plate (16) and the push plate (17), one side parallel distribution of outer cover spare (4) has door type grillage (18), violently manages (19) and horizontal pole (20), the below fixedly connected with a plurality of evenly distributed's of door type grillage (18) pressure cylinder (17), and the below of pressure cylinder (17) is connected with power pipe fitting (16), and the one end and the violently pipe (19) of power pipe fitting (16) are connected, and one side of power pipe fitting (16) is connected with a plurality of branch pipes (15), the square hole has all been seted up at the both ends of door type grillage (18), and the activity runs through in the square hole has push column (21), the one end and horizontal pole (20) fixed connection of push column (21), and the other end top of push column (21) is on side bearer (7), power pipe fitting (16) are including auxiliary pipe (26), valve member (27) and person in charge (28), the intercommunication has auxiliary pipe (26) between person in charge (28) and pressure cylinder (17), be provided with two (27) in the inner chamber of person in charge (28), and two valve member (27) are located auxiliary pipe (26), the port position of auxiliary pipe (28) and the person in charge (28) and be responsible for piston structure (28) and the both sides (28) and the shutoff piston disc (15) of being responsible for the branch pipe (28, the branch pipe (28), the other end of being responsible for the piston disc (28) and the piston structure (17), the piston disc (28) and the plug (17), the piston disc (28) are connected (17), and are connected (28, and are connected the piston disc (17), and are connected the piston disc (17), and are connected (27), and are connected, A first spring (24) and a control rod (25), a piston disc (22) and the first spring (24) are movably arranged in an inner cavity of the power barrel (23), the power barrel (23) is in a barrel shape, one end of the first spring (24) is pressed against the barrel bottom of the power barrel (23), the other end of the first spring (24) is in contact with the piston disc (22), a through hole is formed in the middle of the barrel bottom of the power barrel (23), the control rod (25) is movably sleeved in the through hole, one end of the control rod (25) is fixed on the piston disc (22), the other end of the control rod (25) is fixed on the cross rod (20), one side of the power barrel (23) is communicated with an auxiliary pipe (26), the outer cover piece (4) comprises a control box (36), a unit piece (37) and an outer arc shell (38), the outer arc shell (38) is arc-shaped plate-shaped, a plurality of auxiliary pipes (26) which are uniformly distributed are fixedly buckled on the wall of an inner cavity on one side of the outer arc shell (38), the control box (36) is arc-shaped plate shell, one end of the control box (36) is pointed, a branch pipe (15) penetrates through the shell of the outer arc shell (38), one end of the branch pipe (15) extends into the inner cavity of the control box (36), a plurality of square holes which are uniformly distributed are formed in the wall of an arc surface of the control box (36), the unit piece (37) is fixedly plugged in the square holes, and the side frame (7) comprises an inner shaft (32), A first support column (33), a spring pressure element (34) and a second support column (35), an inner shaft (32) penetrates through one end of the first supporting column (33), the inner shaft (32) penetrates through the sponge cylinder (6), the inner shaft (32) is arranged at the axis position of the sponge cylinder (6), the other end of the first supporting column (33) is provided with a second supporting column (35), a spring pressure piece (34) is connected between the second supporting column (35) and the first supporting column (33), the unit element (37) comprises a concave blocking plate (39), a movable box (40), an intercepting disc (41), a second spring (42) and a guide rod (43), one side of the concave plugging plate (39) is distributed with a movable box (40) in parallel, a middle plate body of the concave plugging plate (39) is provided with a plurality of through holes which are uniformly distributed, an inner cavity of the movable box (40) is provided with a second spring (42) and an intercepting disc (41), the second spring (42) is padded between the intercepting disc (41) and a shell of the movable box (40), the middle part of the second spring (42) is penetrated with a guide rod (43), one end of the guide rod (43) is fixed on the movable box (40), the other end of the guide rod (43) is fixed on the concave plugging plate (39), and the guide rod (43) is movably sleeved in a cylindrical hole formed in the shell of the movable box (40).

2. A surface coating apparatus for teflon tape according to claim 1, characterized in that: valve member (27) are including elastic frame (29), sealed dish (30) and a location section of thick bamboo (31), a location section of thick bamboo (31) are fixed on the inner wall of being responsible for (28), and one side of a location section of thick bamboo (31) is provided with the sealed dish of round platform form (30), and the other end of a location section of thick bamboo (31) is provided with the platy elastic frame of T type (29), and the middle part at sealed dish (30) is fixed to elastic frame (29) one end.

3. A surface coating apparatus for teflon tape according to claim 1, characterized in that: the movable box (40) is in a shape that one end of the square plate shell is communicated with the triangular prism shell, a plurality of through holes which are uniformly distributed are formed in the square plate shell facing the concave plugging plate (39) on the movable box (40), and the triangular prism shell on the movable box (40) is provided with the through holes.