阅读说明：本技术 一种钢丝绳包胶机的橡胶循环利用装置 (Rubber recycling device of steel wire rope rubber coating machine ) 是由 江灵志 徐贤坤 尹豪 刘华阳 于 2020-11-13 设计创作，主要内容包括：本发明提供了一种钢丝绳包胶机的橡胶循环利用装置,属于机械技术领域。它解决了现有包胶机橡胶无法自动循环利用的问题。本包胶机包括挤出筒体和固连在挤出筒体一端的挤出头,挤出筒体上具有进料口,挤出头中具有挤出口和供钢丝绳穿过的包胶孔,进料口、挤出口和包胶孔相连通,进料口的开口朝上,橡胶循环利用装置包括固连在挤出筒体上的支架,支架上固连有供从挤出口挤出的橡胶条滑动的滑动通道,滑动通道的出料端位于进料口的正上方。本钢丝绳包胶机的橡胶循环利用装置具有使橡胶能够自动循环利用的优点。(The invention provides a rubber recycling device of a steel wire rope rubber coating machine, and belongs to the technical field of machinery. It has solved the unable automatic cycle of current rubber coating machine rubber and has utilized the problem. The rubber coating machine comprises an extrusion barrel and an extrusion head fixedly connected to one end of the extrusion barrel, wherein a feed inlet is formed in the extrusion barrel, an extrusion port and a rubber coating hole for a steel wire rope to pass through are formed in the extrusion head, the feed inlet, the extrusion port and the rubber coating hole are communicated, an opening of the feed inlet faces upwards, a rubber recycling device comprises a support fixedly connected to the extrusion barrel, a sliding channel for rubber strips extruded from the extrusion port to slide is fixedly connected to the support, and a discharge end of the sliding channel is located right above the feed inlet. This rubber cyclic utilization device of wire rope rubber coating machine has the advantage that makes rubber can automatic cycle utilize.)

1. The utility model provides a rubber cyclic utilization device of wire rope rubber coating machine, rubber coating machine is including extruding barrel (1) and link firmly extruding first (2) extruding barrel (1) one end, feed inlet (11) have on extruding barrel (1), extrusion head (2) have in extrude mouthful (221) and supply rubber coating hole (211) that wire rope passed, feed inlet (11), extrusion mouth (221) and rubber coating hole (211) are linked together, its characterized in that, the opening of feed inlet (11) up, rubber cyclic utilization device is including linking firmly support (3) on extruding barrel (1), link firmly support (3) and supply to extrude gliding slide channel (5) of rubber strip (4) that mouthful (221) were extruded from extruding, the discharge end of slide channel (5) is located directly over feed inlet (11).

2. The rubber recycling device of the steel wire rope rubber coating machine according to claim 1, wherein the sliding channel (5) comprises a sliding rail (51), the sliding rail (51) is arranged along the extrusion port (221) towards the feeding port (11), the length of the sliding rail (51) is greater than the linear distance between the extrusion port (221) and the feeding port (11), and the feeding end of the sliding rail (51) is located obliquely above the extrusion port (221).

3. The rubber recycling device of the steel wire rope rubber coating machine according to claim 2, characterized in that the slide rail (51) comprises an arc-shaped transition section (53) and a straight-strip-shaped conveying section (54), the transition section (53) is connected with the conveying section (54), and the transition section (53) is positioned above the extrusion head (2).

4. The rubber recycling device of the steel wire rope rubber coating machine according to claim 3, characterized in that the sliding channel (5) further comprises a plurality of pulleys (52) arranged on the sliding rail (51) at intervals, the pulleys (52) are arranged at two ends of the sliding rail (51) and at the joint of the transition section (53) and the conveying section (54), and the circumferential outer side wall of each pulley (52) is provided with an annular groove (521) which is annularly recessed and in which the rubber strip (4) extruded from the extrusion port (221) is embedded; or the sliding channel (5) further comprises a plurality of rollers which are arranged on the sliding rail (51) at intervals and can rotate around the axis of the rollers, the rollers are located below the upper edge of the sliding rail (51) along the vertical direction, and the rollers are arranged at two ends of the sliding rail (51) and at the connecting positions of the transition section (53) and the conveying section (54).

5. The rubber recycling device of the steel wire rope rubber coating machine according to claim 1, 2, 3 or 4, it is characterized in that the extrusion head (2) comprises a rectangular extrusion main body (21) and a positioning frame (22) in a shape of a triangle 21274, the rubber coating hole (211) is positioned in the extrusion main body (21), the extrusion port (221) is positioned at the frame bottom of the positioning frame (22), the open end of the positioning frame (22) is detachably and fixedly connected with the extrusion cylinder body (1), the extrusion main body (21) is positioned in the positioning frame (22), the inner end of the extrusion main body (21) is connected with the extrusion cylinder body (1), the outer end of the extrusion main body (21) is positioned at the frame bottom of the positioning frame (22), a clamping frame (23) which can conduct electricity is detachably and fixedly connected outside the positioning frame (22), the clamping frame (23) is clamped outside the outer end of the extrusion main body (21) and the frame bottom of the positioning frame (22).

6. The rubber recycling device of the steel wire rope rubber coating machine according to claim 5, characterized in that the opening end of the positioning frame (22) is provided with a pair of inward-protruding clamping portions (222), the extruding cylinder (1) is provided with a pair of protruding clamping blocks (12), the clamping blocks (12) are provided with a pair of clamping grooves (121), and the clamping portions (222) are embedded into the corresponding clamping grooves (121) to connect the positioning frame (22) and the extruding main body (21) in a clamping manner.

7. The rubber recycling device of the steel wire rope rubber coating machine according to claim 5, wherein the clamping frame (23) comprises a pair of clamping strips (231) in a rectangular parallelepiped shape, the pair of clamping strips (231) are respectively attached to the outer end of the extrusion main body (21) and two sides of the frame bottom of the positioning frame (22), and the top and the bottom of the pair of clamping strips (231) are detachably and fixedly connected through fasteners.

8. The rubber recycling device of the steel wire rope rubber coating machine according to claim 1, 2, 3 or 4, characterized in that the edge of the feeding hole (11) is convexly arranged upwards to form a surrounding edge (13), a part of the surrounding edge (13) close to the edge of the extrusion cylinder body (1) is provided with a concave accommodating groove (14), and a first transition cylinder (6) with an arc-shaped top is arranged in the accommodating groove (14).

9. The rubber recycling device of the steel wire rope rubber coating machine according to claim 8, characterized in that a pair of mounting bars (7) which are obliquely arranged outwards and upwards is fixedly connected to the surrounding edge (13), a second transition cylinder (8) with an arc-shaped top is arranged between the pair of mounting bars (7), the second transition cylinder (8) is parallel to the first transition cylinder (6), and the second transition cylinder (8) is positioned obliquely above the first transition cylinder (6).

10. The rubber recycling device of the steel wire rope rubber coating machine according to claim 9, wherein the cross sections of the first transition cylinder (6) and the second transition cylinder (8) are circular, and the first transition cylinder (6) and the second transition cylinder (8) can rotate around the axes of the first transition cylinder and the second transition cylinder.

Technical Field

The invention belongs to the technical field of machinery, and relates to a rubber recycling device of a steel wire rope rubber coating machine.

Background

The steel cord is a thin steel wire strand or rope which is made of high-quality high-carbon steel, has brass plated on the surface and special purposes, rubber is coated on the surface of the steel cord, and the rubber-coated steel cord produced by combination is mainly applied to rubber tracks of various machines such as construction machinery, agricultural machinery, snow machinery and the like.

A conventional steel cord manufacturing apparatus, for example, chinese patent literature discloses a full-automatic crawler steel cord winding apparatus [ application No.: 201620705787.6, respectively; authorization notice number: CN205804023U ], it includes wire drive feed unit, storage device, wind device triplex, wire drive feed unit is responsible for sending a silk, coating glue, design, storage device is responsible for depositing the silk, carrying, wind device is including sending row silk group and winding group, send row silk group to be responsible for sending row silk, deciding, the winding drum is responsible for length measuring, winding, output.

The full-automatic track steel curtain winding device with the structure comprises an extruder, wherein the extruder comprises an extrusion host and a temperature control system, the extrusion host is used for extruding rubber and coating the steel wire rope with the rubber, the extrusion host comprises a control cabinet, after the steel wire rope enters the extruder, the control cabinet adjusts the extruder head to extrude the rubber to coat the steel wire rope with the rubber, and the steel wire rope enters a traction device after the steel wire rope is coated with the rubber through the extruder head. In the process, when the extruder head extrudes rubber, part of rubber is extruded out of the extruder head, an operator can set a receiving barrel at the falling point of the rubber, the receiving barrel receives the falling rubber, after a period of time, the operator pours the falling rubber into the extruder again for reuse, the manual operation mode of the operator wastes time and labor, the control that the operator cannot well pour the rubber at any time is realized, and the labor intensity of the operator is increased.

Disclosure of Invention

The invention aims to provide a rubber recycling device of a steel wire rope rubber coating machine aiming at the problems in the prior art, and the technical problem of how to realize automatic recycling of rubber is solved.

The purpose of the invention can be realized by the following technical scheme: the rubber recycling device is characterized in that an opening of the feeding hole faces upwards, the rubber recycling device comprises a support fixedly connected onto the extruding barrel body, a sliding channel for sliding rubber strips extruded from the extruding opening is fixedly connected onto the support, and a discharge end of the sliding channel is located right above the feeding hole.

The extrusion barrel is a part of the extruder, an extrusion screw is arranged in the extrusion barrel, rubber raw materials enter the extrusion barrel from a feed inlet to be heated and move towards an extrusion head under the action of the extrusion screw, a steel wire rope passes through a rubber coating hole and moves, rubber is coated outside the steel wire rope when the steel wire rope passes through the extrusion head, redundant rubber is extruded from the extrusion port, the inner side wall of the extrusion port is controlled to be circular, the extruded rubber strip is cylindrical, the surface of the extruded rubber strip is cooled to form hard skin under the action of room temperature after the extruded rubber strip is extruded, the hard skin is formed, the rubber strip cannot be adhered to a sliding channel when the rubber strip moves along the sliding channel, an operator only needs to place the rubber strip with the surface cooled to be hard skin in the sliding channel at the beginning, the head end of the rubber strip is placed into the extrusion barrel from the feed inlet again, under the dual action of the self gravity of the rubber strip and, the extrusion screw can pull the rubber strip to move, the rubber strip is heated and melted again and is extruded from the extrusion cylinder to the extrusion head to coat the steel wire rope, and therefore automatic cyclic utilization of rubber is achieved. The rubber strip with the hard skin formed by surface cooling is relatively slow in internal hardening, certain temperature is kept inside the rubber strip, the rubber strip is softer, the rubber strip is more convenient to melt, a rubber belt with a proper size is selected only according to consumption of rubber during cladding, one end of the rubber belt extends into the extrusion cylinder through the feed inlet, the rubber belt makes up consumption of rubber under the action of the extrusion screw and high temperature, and automatic and continuous steel wire rope cladding production can be achieved.

In foretell wire rope rubber coating machine's rubber cyclic utilization device, sliding channel includes the slide rail, the slide rail is arranged along the direction of extruding the mouth towards the feed inlet, the length of slide rail is greater than the linear distance between extrusion mouth and the feed inlet, the feed end of slide rail is located the oblique top of extruding the mouth. The feed end of slide rail is located the oblique top of extruding the mouth, makes the rubber strip of extruding from extruding the mouth can not take place the touching with extruding the head, and the rubber strip can not fracture, makes simultaneously to extrude to have certain interval between mouth and the slide rail feed end, and this interval guarantees that the rubber strip surface cooling of extruding hardens and forms the crust, and rubber can not the adhesion on sliding channel, makes the automatic cycle of rubber utilize and can realize.

In foretell steel wire rope rubber coating machine's rubber cyclic utilization device, the slide rail is including being curved changeover portion and being the straight banding transport section, changeover portion and transport section link to each other, the changeover portion is located the top of extruding the head. The setting up of changeover portion makes the rubber strip switching-over steady, and the rubber strip removes smoothly, can not have the problem of blocking and fracture.

In foretell wire rope rubber coating machine's rubber cyclic utilization device, sliding channel still includes that the interval sets up a plurality of pulley on the slide rail, the both ends of slide rail and the junction of changeover portion and transport section all are equipped with the pulley, have on the circumference lateral wall of pulley and be the annular groove that the annular is recessed to supply from the rubber strip embedding of extruding the mouth and extruding. The annular groove is arranged to prevent the rubber strip from deviating from a set position in the moving process, so that the rubber strip cannot fall off; wherein two pulleys are located the tip department at slide rail both ends, and the junction of changeover portion and transport section sets up the pulley, and better realization rubber strip turns to, makes rubber strip can not contact with the external world, and can not split, makes the automatic cycle of rubber utilize and can realize.

As another situation, in the rubber recycling device of the steel wire rope rubber coating machine, the sliding channel further includes a plurality of rollers which are arranged on the sliding rail at intervals and can rotate around the axis of the sliding channel, the rollers are located below the upper edge of the sliding rail along the vertical direction, and the rollers are arranged at two ends of the sliding rail and at the joint of the transition section and the conveying section. The roller can rotate around the axis of the roller, so that the rubber strip can move smoothly; the roller is positioned below the upper edge of the sliding rail, so that the rubber strip cannot fall off in the moving process.

In the rubber recycling device of the steel wire rope rubber coating machine, the extrusion head comprises a cuboid extrusion main body and a positioning frame in a shape of 21274, the rubber coating hole is formed in the extrusion main body, the extrusion port is formed in the bottom of the positioning frame, the open end of the positioning frame is fixedly connected with the extrusion barrel body in a detachable mode, the extrusion main body is formed in the positioning frame, the inner end of the extrusion main body is connected with the extrusion barrel body, the outer end of the extrusion main body is located at the bottom of the positioning frame, the outer end of the positioning frame is detachably and fixedly connected with a clamping frame capable of conducting electricity, and the clamping frame is clamped outside the outer end of the extrusion main body and the bottom of the positioning frame. The arrangement of the positioning frame improves the stability of the extrusion main body, so that the extrusion main body cannot deviate from a set position, the extrusion port can be connected with an external connector, and the connector penetrates through the frame bottom of the positioning frame and extends into the extrusion main body; the main part's stability is extruded in the improvement to the tight frame of clamp, prevents to extrude the skew settlement position of main part, secondly when the temperature was lower winter, can heat extrusion mouth department of extruding the head through the circular telegram to the tight frame of clamp, prevents to be caused extrusion mouth to be plugged up too fast by the rubber hardening of extruding, makes the automatic cycle of rubber utilize and can realize. The frame bottom is opposite to the opening end and is similar to the groove bottom.

In foretell steel wire rope rubber coating machine's rubber cyclic utilization device, the open end of locating frame has a pair of joint portion that sets up of protrusion inwards, extrude the joint piece that has the protrusion to set up on the barrel, a pair of joint groove has on the joint piece, joint portion imbeds and makes the locating frame link to each other with extrusion main part joint in the joint groove that corresponds. The positioning frame is transversely movably installed, the longitudinal position of the positioning frame is positioned, and the clamping frame is clamped at the position to prevent the positioning frame from transversely deviating, so that the shape rule of the rubber strip extruded from the extrusion port is ensured, the rubber strip cannot be clamped when moving along the sliding channel, and the automatic cyclic utilization of rubber can be realized.

In the rubber recycling device of the steel wire rope rubber coating machine, the clamping frame comprises a pair of clamping strips in a cuboid shape, the clamping strips are respectively attached to the outer end of the extrusion main body and two sides of the bottom of the positioning frame, and the tops and the bottoms of the clamping strips are detachably and fixedly connected through fasteners. The setting of pressing from both sides tight strip prevents that the locating frame from taking place to deflect with extruding the main part, guarantees to extrude the mouth and can not be plugged up, and the quantity that presss from both sides tight strip simultaneously is two, just can link to each other with the positive negative pole of electric wire, can carry out ohmic heating to extruding the head.

In foretell wire rope rubber coating machine's rubber cyclic utilization device, the border of feed inlet sets up the formation surrounding edge in the arch up, the part that the surrounding edge is close to the extrusion barrel border has the holding tank of recessed setting, be equipped with the top in the holding tank and be curved first transition section of thick bamboo. The setting of surrounding edge plays the effect of protection, makes rubber can not drop from the feed inlet, and the setting up of a transition section of thick bamboo makes the entering that can be better from the rubber tape that the feed inlet added in extruding the barrel, does not have the problem of blocking.

In the rubber recycling device of the steel wire rope rubber coating machine, the peripheral edge is fixedly connected with a pair of mounting strips which are arranged obliquely upwards, a second transition cylinder with an arc-shaped top is arranged between the pair of mounting strips, the second transition cylinder is parallel to the first transition cylinder, and the second transition cylinder is positioned obliquely above the first transition cylinder. The rubber belt that the setting of second transition section of thick bamboo is further prevented to add into from the feed inlet and extrudes the barrel can not blocked, and the second transition section of thick bamboo is located the oblique top of first transition section of thick bamboo, makes the in-process that the rubber belt was pulled, can be better enter into and extrude the barrel, does not have the problem of blocking.

In the rubber recycling device of the steel wire rope rubber coating machine, the cross sections of the first transition cylinder and the second transition cylinder are circular, and the first transition cylinder and the second transition cylinder can rotate around the axis of the first transition cylinder and the second transition cylinder. The structure enables the rubber belt to be better extruded into the barrel body in the process of being pulled, and the problem of blocking does not exist.

Compared with the prior art, the rubber recycling device of the steel wire rope rubber coating machine provided by the invention has the following advantages:

1. this rubber cyclic utilization device utilizes the principle that the rubber strip meets cold surface hardening through setting up the screw rod pay-off structure that extrudes of slip channel cooperation extruder self to change the moving direction of rubber strip, realize the automatic cyclic utilization of rubber, reduce operation workman's intensity of labour, improve work efficiency.

2. The structure of the extrusion head of the rubber recycling device can improve the stability of the extrusion head, and meanwhile, the extrusion head can be charged and heated under the condition of lower temperature in winter and the like, and the rubber recycling device is ingenious in design.

Drawings

Fig. 1 is a schematic view of the overall structure of the rubber recycling device of the steel wire rope rubber coating machine.

Fig. 2 is a schematic diagram of the overall structure of the rubber recycling device of the steel wire rope rubber coating machine.

Fig. 3 is a schematic structural view of the rubber recycling device of the wire rope rubber coating machine at the feed inlet of the extrusion cylinder.

Fig. 4 is a schematic view of the overall structure of the extrusion head of the rubber recycling device of the wire rope rubber coating machine.

In the figure, 1, extruding a cylinder; 11. a feed inlet; 12. a clamping block; 121. a clamping groove; 13. surrounding edges; 14. accommodating grooves; 2. an extrusion head; 21. extruding a body; 211. coating rubber holes; 22. a positioning frame; 221. an extrusion port; 222. a clamping part; 23. clamping the frame; 231. a clamping bar; 3. a support; 4. a rubber strip; 5. a slide channel; 51. a slide rail; 52. a pulley; 521. an annular groove; 53. a transition section; 54. a conveying section; 6. a first transition cylinder; 7. mounting a bar; 8. a second transition cylinder.

Detailed Description

The following are specific embodiments of the present invention and are further described with reference to the drawings, but the present invention is not limited to these embodiments.

Example one

As shown in fig. 1 and 2, the rubber coating machine comprises an extrusion cylinder body 1, an extrusion head 2, a first transition cylinder 6, a mounting bar 7 and a second transition cylinder 8, and the rubber recycling device comprises a bracket 3 and a sliding channel 5.

As shown in fig. 3, the extrusion cylinder 1 is provided with a feed port 11, an opening of the feed port 11 faces upward, an upward convex edge 13 is arranged at the edge of the feed port 11, a concave accommodating groove 14 is arranged at a part of the edge 13 close to the edge of the extrusion cylinder 1, a first transition cylinder 6 with an arc-shaped top is arranged in the accommodating groove 14, specifically, the cross section of the first transition cylinder 6 is circular, and the first transition cylinder 6 can rotate around the axis of the first transition cylinder 6. The surrounding edge 13 is fixedly connected with a pair of mounting bars 7 which are arranged obliquely upwards, an arc-shaped second transition cylinder 8 is arranged between the pair of mounting bars 7, particularly, the cross section of the second transition cylinder 8 is circular, and the second transition cylinder 8 can rotate around the axis of the second transition cylinder 8. The second transition cylinder 8 is parallel to the first transition cylinder 6, and the second transition cylinder 8 is located obliquely above the first transition cylinder 6.

As shown in fig. 4, the extrusion head 2 is attached to one end of the extrusion cylinder 1, and the extrusion head 2 includes an extrusion main body 21, a positioning frame 22, and a clamping frame 23. The extrusion main body 21 is in a rectangular parallelepiped shape, and the positioning frame 22 is in a v-21274h shape.

The rubber coating hole 211 supplies the wire rope to pass, the rubber coating hole 211 is arranged in the extrusion main body 21, the extrusion port 221 is arranged at the bottom of the positioning frame 22, the feed inlet 11 is communicated with the extrusion port 221 and the rubber coating hole 211, the opening end of the positioning frame 22 is provided with a pair of inward convex clamping portions 222, the extrusion barrel body 1 is provided with a convex clamping block 12, the clamping block 12 is provided with a pair of clamping grooves 121, and the clamping portions 222 are embedded into the corresponding clamping grooves 121 to clamp and connect the positioning frame 22 and the extrusion main body 21. The extrusion main body 21 is positioned in the positioning frame 22, the inner end of the extrusion main body 21 is connected with the extrusion barrel 1, the outer end of the extrusion main body 21 is positioned at the frame bottom of the positioning frame 22, the outer end of the positioning frame 22 is detachably and fixedly connected with the clamping frame 23 capable of conducting electricity, the clamping frame 23 is clamped between the outer end of the extrusion main body 21 and the frame bottom of the positioning frame 22, specifically, the clamping frame 23 comprises a pair of clamping strips 231 in a rectangular shape, the pair of clamping strips 231 are respectively attached to the outer end of the extrusion main body 21 and two sides of the frame bottom of the positioning frame 22, and the top and the bottom of the pair of clamping strips 231 are detachably and fixedly connected through a fastener such as a bolt and.

The sliding channel 5 is fixed on the extrusion cylinder 1 through the bracket 3, the sliding channel 5 comprises a sliding rail 51 and a pulley 52 arranged on the sliding rail 51 at intervals, the sliding rail 51 is arranged along the extrusion port 221 towards the direction of the feed port 11, the length of the sliding rail 51 is greater than the linear distance between the extrusion port 221 and the feed port 11, the feed end of the sliding channel 5 is positioned obliquely above the extrusion port 221, the discharge end of the sliding channel 5 is positioned right above the feed port 11, the sliding rail 51 comprises an arc transition section 53 and a straight strip-shaped conveying section 54, the transition section 53 is connected with the conveying section 54, the transition section 53 is positioned above the extrusion head 2, and the circumferential outer side wall of the pulley 52 is provided with an annular groove 521 which is annularly recessed and is used for embedding the rubber strip 4 extruded from the extrusion port 221. In this embodiment, the number of the pulleys 52 is six, two of the pulleys 52 are located at the ends of the two ends of the slide rail 51, and the third pulley 52 is located at the junction of the transition section 53 and the conveying section 54, and in actual production, the number of the pulleys 52 may be five or ten.

When the rubber belt conveyor works, the extrusion cylinder body 1 is filled with rubber, then the head of a rubber belt extends into the extrusion cylinder body 1 from the feed inlet 11 and is hung on the first transition cylinder 6 and the second transition cylinder 8, and the rubber belt plays a role in supplementing the consumption of the rubber. The steel wire rope passes through the rubber coating hole 211, the extruder works, under the action of the extrusion screw, rubber is extruded from the extrusion cylinder body 1 to the extrusion head 2, the rubber in the extrusion head 2 is coated outside the steel wire rope to coat the steel wire rope, the rest part of the rubber is extruded from the extrusion port 221, the extruded rubber is cooled under the action of room temperature, the surface of the extruded rubber is hardened to form hard skin, the rubber strip 4 with hardened surface moves along the pulley 52, and then the rubber strip enters the extrusion cylinder body 1 again from the discharge end of the sliding channel 5 and the feed inlet 11 of the extrusion cylinder body 1 to be reused, so that a cycle is formed.

Example two

The structure and principle of the present embodiment are substantially the same as those of the first embodiment, except that in the present embodiment, the sliding channel 5 includes a sliding rail 51 and a roller which is arranged on the sliding rail 51 at intervals and can rotate around its axis, and the roller is located below the upper edge of the sliding rail 51 along the vertical direction, and both ends of the sliding rail 51 and the connection between the transition section 53 and the conveying section 54 are provided with rollers.

The specific embodiments described herein are merely illustrative of the spirit of the invention. Various modifications or additions may be made to the described embodiments or alternatives may be employed by those skilled in the art without departing from the spirit or ambit of the invention as defined in the appended claims.

Although terms such as the extrusion cylinder 1, the feeding port 11, the clamping block 12, the clamping groove 121, the surrounding edge 13, the receiving groove 14, the extrusion head 2, the extrusion main body 21, the encapsulation hole 211, the positioning frame 22, the extrusion port 221, the clamping portion 222, the clamping frame 23, the clamping strip 231, the bracket 3, the rubber strip 4, the sliding channel 5, the sliding rail 51, the pulley 52, the annular groove 521, the transition section 53, the conveying section 54, the first transition cylinder 6, the mounting strip 7, and the second transition cylinder 8 are used more frequently, the possibility of using other terms is not excluded. These terms are used merely to more conveniently describe and explain the nature of the present invention; they are to be construed as being without limitation to any additional limitations that may be imposed by the spirit of the present invention.