CN211709956U

CN211709956U - Rubber extrusion equipment

Info

Publication number: CN211709956U
Application number: CN202020046505.2U
Authority: CN
Inventors: 杨再金
Original assignee: Zhejiang Xiangqi Technology Co ltd
Current assignee: Zhejiang Xiangqi Technology Co ltd
Priority date: 2020-01-09
Filing date: 2020-01-09
Publication date: 2020-10-20
Anticipated expiration: 2030-01-09

Abstract

The utility model belongs to the technical field of the rubber extruder, refer in particular to a rubber extrusion equipment. The extrusion die comprises a frame, wherein an extrusion mechanism is arranged on the frame, a charging barrel is arranged on the extrusion mechanism, an extrusion die head, a material smoothing mechanism and a conveying mechanism are arranged in front of the extrusion mechanism, the extrusion die head comprises a main body, a feeding hole is formed in one end of the main body, and the feeding hole is connected with the charging barrel; the material flattening mechanism comprises a flattening frame, wherein a first roller and a roller group are arranged on the flattening frame; the conveying mechanism comprises a conveying device facing the material smoothing mechanism; and the machine frame is provided with a control system for controlling the extrusion mechanism, the material smoothing mechanism and the conveying mechanism to work. The utility model discloses set up the exhibition frame in the frame, the rubber materials that the extruder was extruded is smoothed out with fingers with the straight-out through flattening the space by roller train and first cylinder, plays the better effect of smoothing out with fingers, and the rubber materials after flattening the subassembly is conveyed by transport mechanism again, but whole journey mechanical control, and convenient rapid improves work efficiency, reduces the cost of labor.

Description

Rubber extrusion equipment

Technical Field

The utility model belongs to the technical field of the rubber extruder, refer in particular to a rubber extrusion equipment.

Background

The rubber products refer to activities for producing various rubber products by using natural and synthetic rubbers as raw materials, and also include rubber products produced by recycling waste rubbers.

The production process of rubber products is rather complicated, and before all production works, raw material preparation is needed, including plastication and mixing, and finally, raw rubber is subjected to calendaring molding by a rubber extruder to be prefabricated into various prefabricated products with different sizes. The preform is thermoformed in a vulcanizer through a die to form the preform into a specific shape and convert the plastic rubber into an elastic rubber material, and the rubber material produced by a rubber extruder is generally circular or flat in shape, and the rubber extrusion apparatus generally includes a die and a core rod provided in the die, and the rubber material is extruded into a gap between the die and the core rod to form a circular or flat material. The rubber still keeps a certain temperature after extrusion molding, so that the rubber material is soft, the material needs to be flattened and straightened, and subsequent conveying work is carried out.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a simple structure can directly smooth out and carry out the rubber extrusion equipment of conveying after carrying out rubber extrusion moulding.

The purpose of the utility model is realized like this:

a rubber extrusion device comprises a frame, an extrusion mechanism is arranged on the frame, a charging barrel is arranged on the extrusion mechanism, a screw rod is arranged in the charging barrel, an extrusion die head is arranged in front of the extrusion mechanism, a material smoothing mechanism and a conveying mechanism are also arranged on the frame,

the extrusion die head comprises a main body, wherein a feed inlet is formed in one end of the main body and is connected with the charging barrel;

the material flattening mechanism comprises a flattening frame, a first roller and a roller group are arranged on the flattening frame in a staggered mode, and a flattening space for rubber materials to pass through is formed between the roller group and the first roller;

the conveying mechanism comprises a conveying device facing the material smoothing mechanism;

and the machine frame is provided with a control system for controlling the extrusion mechanism, the material smoothing mechanism and the conveying mechanism to work.

Further set up as, be equipped with the bush in the main part, be equipped with the plug in the bush, form annular runner between bush inner wall and the plug outer wall, the feed inlet is linked together with annular runner, and annular runner outer end forms annular discharge gate, be equipped with the blade on the bush, the cutting edge orientation of blade annular discharge gate, rubber materials forms the annular shape through annular runner, and the annular rubber materials is cut off by the blade in annular discharge gate department.

The end face of the core rod is provided with a cutting stop block, and the cutting stop block is positioned below the blade.

The core rod is further provided with a flow divider at one end facing the feed inlet, the flow divider is clamped in the main body, and a plurality of material through holes are formed in the flow divider; the screw rod tip stretches into the feed inlet, shunt one side is the toper, and shunt toper top butt is in on the tip of screw rod.

The water flow sealing sleeve is arranged on the periphery of the main body, a water flow channel is formed in the main body, and a water inlet and a water outlet which are communicated with the water flow channel are formed in the water flow sealing sleeve; the water flow channel comprises a plurality of annular grooves formed in the periphery of the main body, a blocking edge is arranged between every two adjacent annular grooves, a water passing port is formed in the blocking edge, and the water inlet and the water outlet correspond to the annular grooves at the two ends respectively.

The material flattening mechanism further comprises a traction assembly, the traction assembly comprises an installation arm, a second roller and a third roller are arranged on the installation arm, a traction space for rubber materials to pass through is formed between the second roller and the third roller, and a driving piece for driving the second roller to rotate is installed on the second roller.

The installation arm is rotatably installed on the rack through a rotating assembly, the rotating assembly comprises a rotating ratchet wheel arranged on the installation arm and a pawl arranged on the rack, and a plurality of tooth grooves matched with the pawl are formed in the peripheral surface of the rotating ratchet wheel.

The third roller is connected with the installation arm through an adjusting assembly, the adjusting assembly comprises a sliding rail and a connecting plate, the sliding rail is arranged on the installation arm, the connecting plate is provided with a sliding block matched with the sliding rail, one side of the sliding block is provided with a first air cylinder for driving the sliding block to move on the sliding rail, and the other side of the connecting plate is provided with the third roller.

Further set up as, conveyor includes support and conveyor belt group, and conveyor belt group installs on support, be equipped with the fourth cylinder on the support, form the space that supplies rubber material to pass between fourth cylinder and the conveyor belt group, the fourth cylinder passes through two liftable installations of cylinder in conveyor belt group top.

The conveying support is movably arranged on the rack through a moving assembly, the moving assembly comprises an outer guide rail and an inner guide rail which are respectively arranged on the rack and the conveying support, and the inner guide rail is movably arranged on the outer guide rail.

Compared with the prior art, the utility model outstanding and profitable technological effect is:

the utility model discloses set up the exhibition frame in the frame, be provided with first cylinder and roller train on the exhibition frame, form the exhibition flat space that supplies rubber materials to pass between roller train and the first cylinder, the rubber materials that the extruder was extruded is smoothed out with the fingers with first cylinder through exhibition flat space and is straightened, play the better effect of smoothing out with the fingers, the rubber materials behind the exhibition flat subassembly is conveyed by transport mechanism again, whole process can be mechanical to be controlled, and is convenient rapid, improves work efficiency, reduces the cost of labor.

The utility model discloses set up the blade on the bush, rubber materials can form annular material when the annular runner in the bush, and the blade is located the annular discharge gate outside, when annular rubber materials passes through annular discharge gate department, can be installed the blade at here and cut, and annular material after the cutting can form planar rubber materials in follow-up transfer process, and the width of this plane shape is the girth of original annular rubber materials, the utility model discloses a this kind of mode can be under the condition that does not enlarge the size that can reduce even plug and bush and produce the planar rubber materials that the size is great, and simple structure is compact, low cost; meanwhile, the blade can be taken down according to actual requirements to produce annular rubber materials, and the application range is wide.

The utility model discloses be equipped with on the bush terminal surface and cut off the dog, cut off the dog and be located blade below, rubber materials is cut by the blade when the department of annular discharge gate, because rubber materials is comparatively soft when just being extruded, produces easily when blade extrusion cutting and warp, cuts off the dog and can play direction and fixed action, makes things convenient for the cutting of blade to rubber materials more.

The utility model discloses a flat-bed machine is smoothed out with fingers to material still includes the traction assembly, forms the space of pulling that supplies rubber material to pass between second cylinder on the traction assembly and the third cylinder, and rubber material can carry out the secondary under the interact of second cylinder and third cylinder and open the flat-bed under the space of pulling for rubber material can level and more smooth, strengthens the flat-bed effect that opens.

The utility model discloses an installation arm is installed on the mounting bracket through rotating assembly for can rotate the installation arm when not using and fold the recovery, save space, also can carry out the distance adjustment according to the in-service use situation, application scope is wider.

The utility model discloses a conveying support removes the setting in the frame through removing the subassembly for can remove the recovery with conveying support when not using, save space, also can carry out the distance adjustment according to the in-service use situation, application scope is wider.

Drawings

Fig. 1 is a schematic structural diagram of the present invention.

Fig. 2 is a schematic structural diagram of the extrusion die head of the present invention.

Fig. 3 is a structural sectional view of the extrusion die of the present invention.

Fig. 4 is a schematic structural view of the extrusion die flow divider of the present invention.

Fig. 5 is a schematic structural view of the extrusion die main body of the present invention.

Fig. 6 is a schematic structural diagram of the connecting material cylinder of the extrusion die head of the present invention.

Fig. 7 is a sectional view of the structure of the extrusion die head connecting material cylinder of the present invention.

Fig. 8 is a schematic structural view of the material smoothing mechanism and the conveying mechanism of the present invention.

Fig. 9 is an enlarged view of a portion of the structure of fig. 8 a.

Fig. 10 is a schematic structural view of the material smoothing mechanism of the present invention.

Fig. 11 is a partial view of the second and third roller mounting structures of the present invention.

Fig. 12 is a schematic structural view of the conveying device of the present invention.

Detailed Description

The invention will be further described in the following with reference to the drawings, in which reference is made to figures 1-12,

a rubber extrusion device is shown in figures 1, 6 and 7 and comprises a frame 3, wherein an extrusion mechanism is arranged on the frame 3, a material barrel 21 is arranged on the extrusion mechanism, a screw 22 is arranged in the material barrel 21, an extrusion die head is arranged in front of the extrusion mechanism, a material flattening mechanism and a conveying mechanism are further arranged on the frame 3, the extrusion die head comprises a main body 11, a feed port 111 is arranged at one end of the main body 11, one end of the material barrel 21 is connected with the main body 11 through a flange 23, so that the feed port 111 is connected with the material barrel 21, and the end part of the screw 22 extends into the feed port 111; the material flattening mechanism comprises a flattening assembly, the flattening assembly comprises a flattening frame 41, a first roller 42 and a roller group 43 are arranged on the flattening frame 41, and a flattening space for rubber materials to pass through is formed between the roller group 43 and the first roller 42; the conveying mechanism comprises a conveying device facing the material smoothing mechanism; and the rack is provided with a control system for controlling the extrusion mechanism, the material smoothing mechanism and the conveying mechanism to work and a fan 33 for heat dissipation. The extruding mechanism further comprises a driving assembly, the driving assembly is formed by combining a main control motor 25 and a speed reducing mechanism 26, the main control motor is connected with the speed reducing mechanism through a belt pulley, an output shaft of the speed reducing mechanism is connected to a screw rod in the charging barrel, the screw rod rotates under the control of the main control motor and the speed reducing mechanism, a feeding port 24 is formed in one side of the charging barrel, rubber materials are fed into the charging barrel from the feeding port 24, and the rubber materials are gradually fed into the main body 11 through the feeding port under the driving of the rotation of the screw rod.

The specific structure of the extrusion die head is as follows: as shown in fig. 2 and 3, a mouthpiece 12 is arranged in the main body 11, a core rod 13 is arranged in the mouthpiece 12, an annular flow passage 14 is formed between an inner wall of the mouthpiece 12 and an outer wall of the core rod 13, the feed port 111 is communicated with the annular flow passage 14, rubber is extruded along the annular flow passage 14 after being conveyed into the feed port 111, an annular rubber material is gradually formed in the annular flow passage, an annular discharge port 141 is formed at an outer end of the annular flow passage 14, a blade 15 is arranged on the mouthpiece 12, a cutting edge of the blade 15 faces the annular discharge port 141, the rubber material is formed into an annular shape through the annular flow passage 14, a cutting edge of the blade 15 is arranged perpendicular to the rubber material, the annular rubber material is cut by the blade 15 at the annular discharge port 141, and the planar shape of the rubber material is soft and gradually expands towards two sides after being cut by, the width of the plane-shaped material is the circumferential length of the circular ring, and by adopting the mode, the plane-shaped rubber material with larger size can be manufactured before the size of the core rod is not changed, so that resources are not wasted due to overlarge manufacturing area of the core rod, and meanwhile, after the blade is detached, the common circular ring-shaped rubber material can be manufactured, so that the application range is wider.

Be equipped with on the plug 13 terminal surface and cut off dog 151, cut off dog 151 and be located the downside of annular discharge gate 141 also is located under blade 15, because rubber materials is comparatively soft when just being extruded, produce deformation easily when the blade extrusion cutting, cut off the dog and can play direction and fixed action, make things convenient for the cutting of blade to rubber materials more.

The blade 15 is connected with the outer end of the neck mold 12 through a fixing frame 152, a fixing ring 121 is arranged at the outer end of the neck mold 12 and extends out of the main body 11, the fixing ring 121 is fixedly installed on the end face of the main body through screws, the fixing ring 121 is used for connecting the neck mold 12 and the main body 11, and the fixing frame 152 is installed on the fixing ring 121. The blade 15 is rotatably connected to the fixing frame 152 through a rotating shaft 153, the blade 15 is detachably mounted on the mounting frame, the mounting frame is detachably mounted on the fixing ring 121, and the blade 15 can be replaced or detached so as to be suitable for any situation.

As shown in fig. 3 and 4, a flow divider 16 is disposed at one end of the mandrel 13 facing the feed port 111, the flow divider 16 is clamped in the main body 11, and a plurality of feed through holes 161 are disposed on the flow divider 16. The flow diverter 16 is conical, the conical tip of the flow diverter 16 abutting against the end of the screw 22. Specifically, the flow divider 16 includes circular shape connection platform 162 and conical body 164, and conical body 164 top butt is in on the tip of screw rod 22, connect the platform 162 and be used for connecting plug 13 and main part 11, connect the all sides butt of platform 162 and be in main part 11 inner wall, connect the platform 162 and be close to the edge annular distribution a plurality of the material through hole 161, the middle part shaping of connecting the platform 162 has boss structure 163, plug 13 tip seted up with boss structure 163 complex mounting groove. A channel for rubber materials to pass through is formed between the periphery of the conical body 164 and the inner wall of the main body, the channel is communicated with the annular flow channel 14, after the rubber materials enter the feeding port 24, the rubber materials are extruded into the channel due to the blocking of the conical body 164 and then enter the annular flow channel 14 through the material passing hole 161, one end of the core rod 13 close to the annular discharge port 141 is cylindrical, the annular flow channel 14 is annular, and the rubber materials are gradually changed into an annular shape in the annular flow channel 14, so that the rubber materials are molded and output from the annular discharge port 141.

The periphery of the main body 11 is provided with a water flow sealing sleeve 17, the main body 11 is provided with a water flow passage, and the water flow sealing sleeve 17 is provided with a water inlet 171 and a water outlet 172 which are communicated with the water flow passage. As shown in fig. 5, the water flow channel includes a plurality of annular grooves 112 formed in the periphery of the main body 11, a blocking edge 113 is formed between two adjacent annular grooves 112, a water passing opening 114 is formed in the blocking edge 113, the water passing opening 114 is designed to connect the adjacent annular grooves, so that water can flow from a previous annular groove to a next annular groove conveniently, and the annular grooves on the two adjacent blocking edges are designed to be staggered, so that water can flow around the periphery of the main body. In use, the water inlet 171 and the water outlet 172 correspond to the annular grooves 112 at two ends respectively. The water inlet 171 and the water outlet 172 are connected to a water inlet pipe and a water outlet pipe, respectively, and the water flow passage is formed in a ring shape so as to circulate around the periphery of the main body for cooling the rubber material inside the main body, thereby facilitating the molding of the rubber material.

As shown in fig. 8, the material smoothing mechanism further includes a traction assembly, the traction assembly includes a mounting arm 51, a second roller 52 and a third roller 53 are arranged on the mounting arm 51, a gap is formed between the second roller 52 and the third roller 53, the gap is a traction space through which the rubber material passes, and a driving member for driving the second roller 52 to rotate is mounted on the second roller. The flattening assembly is close to an extrusion port of the rubber extruder, after the rubber material is extruded and generated, the rubber material is manually pulled between the first roller 42 and the roller group 43, passes through the flattening space, is then pulled between the second roller 52 and the third roller 53, passes through the traction space, then under the action of the driving piece, the second roller 52 rolls to gradually pull the rubber material out, and under the action of mutual rolling and rolling among the roller group 43, the first roller 42, the second roller 52 and the third roller 53, the rubber material is gradually flattened.

As shown in fig. 9, the mounting arm 51 is rotatably mounted on the frame 3 through a rotating assembly, the rotating assembly includes a rotating ratchet 55 disposed on the mounting arm 51 and a pawl 56 disposed on the frame 3, and a plurality of tooth grooves 551 engaged with the pawl 56 are disposed on the circumferential surface of the rotating ratchet 55. Specifically, the two mounting arms 51 are arranged and respectively mounted on two sides of the rack 3 through rotating assemblies, the rack 3 is provided with the fixing block 31, the fixing block 31 is provided with the pawls 56, the connecting rod 561 is arranged between the pawls 56 on the two sides, the pawls 56 on the two sides can be conveniently and synchronously rotated, the opposite sides of the mounting arms 51 on the two sides are respectively provided with the rotating ratchet wheel 55, the circumferential surface of the rotating ratchet wheel 55 is provided with a plurality of tooth sockets 551 matched with the pawls 56, and the pawls 56 are hooked on the tooth sockets 551 to fix the mounting arms and the rack.

The driving part is a motor 57, the motor 57 is mounted on the mounting arm 51, the motor 57 is connected with the second roller 52 through a transmission assembly, the transmission assembly comprises transmission wheels 571 respectively arranged on the shafts of the second roller 52 and the motor 57, and the two transmission wheels 571 are connected through a transmission chain or a transmission belt 572.

As shown in fig. 11, a connecting shaft 521 is disposed in the second roller 52, a mounting groove 511 is disposed on the mounting arm 51, two ends of the connecting shaft 521 are mounted in the mounting grooves 511 of the mounting arms located at two sides through bearings 522, an end of one end of the connecting shaft 521 passes through the bearings 522 to be connected to the driving wheel 571, a pressing block 512 is disposed at one side of the mounting groove 511, an inner side of the pressing block 512 is arc-shaped and just abuts against the bearings 522, and the bearings 522 are pressed between the pressing block 512 and the mounting groove 511.

The third roller 53 is connected with the mounting arm 51 through an adjusting assembly, the adjusting assembly comprises a slide rail 531 and a connecting plate 532, the slide rail 531 is arranged on the mounting arm 51, the connecting plate 532 is provided with a slide block 533 matched with the slide rail 531, one side of the slide block 533 is provided with a first cylinder 534 driving the slide block to move on the slide rail 531, and the other side of the connecting plate 532 is provided with the third roller 53. The second roller 52 is fixedly installed relative to the installation arm, the third roller 53 is movably installed relative to the installation arm, the first cylinder 534 acts on the sliding block 533 to enable the sliding block to move on the sliding rail 531, the sliding block is installed on the connecting plate 532, so that the third roller 53 installed on the connecting plate 532 can move along with the sliding block 533, the distance between the second roller and the third roller is adjusted, the distance is adjusted mainly to adapt to rubber materials with different thicknesses, gap adjustment is performed according to the thicknesses of actual rubber materials, the third roller is matched with rubber extruders with different sizes to be used, and the application range is expanded.

The two side frames of the flattening frame 41 are arranged on the frame 3, the side plates of the flattening frame 41 are symmetrically provided with roller adjusting holes 411 and roller adjusting holes 412, the roller adjusting holes 411 and the roller adjusting holes 412 are vertical strip holes, the two strip holes are arranged in a vertically staggered manner (as shown in fig. 10), two ends of a rotating shaft 421 of the first roller 42 are inserted into the roller adjusting holes 411, and two ends of a roller shaft 431 of the roller group 43 are inserted into the roller adjusting holes 412. The roller group comprises a plurality of bearings sleeved on the roller shaft 431, soft rubber sleeves are sleeved on the peripheries of the bearings, and when the rubber material passes through the flattening space, the roller group rolls and rolls on the surface of the rubber material, so that the rubber material is smoothed out. The roller adjusting holes 411 and the roller adjusting holes 412 are provided to facilitate height adjustment of the first roller 42 and the roller set 43 and to facilitate gap adjustment therebetween so as to adapt to rubber materials with different thicknesses.

The conveying device is located on one side of the traction assembly, the traction assembly conveys the rubber material to the next station along the conveying device after the rubber material is pulled out, as shown in fig. 12, the conveying device comprises a conveying support 61 and a conveying belt group 62, the conveying belt group 62 is installed on the conveying support 61, the conveying support 61 is a support inclined at a certain angle, the conveying belt group is obliquely arranged on the rack, the rubber material is conveniently conveyed to a high place, a motor 621 is arranged on the conveying belt group 62, conveying work of the conveying belt group is controlled through the motor 621, and the rubber material is conveyed to the next station.

Be equipped with fourth cylinder 63 on the carriage 61, form the space that supplies rubber materials to pass between fourth cylinder 63 and the conveyor belt group 62, fourth cylinder 63 passes through two 65 liftable of cylinder and installs in conveyor belt group 62 top, and two 65 of cylinder are provided with two, install the both sides at carriage 61 through the mounting panel respectively, the both ends of fourth cylinder 63 are through linking the board dress on the lifter of two 65 of cylinder to make cylinder two 65 can drive the fourth cylinder and reciprocate the adjustment position, with the rubber materials who adapts to different thickness. The fourth roller is arranged to smooth and straighten the rubber material again, so that the rubber material can enter a subsequent conveying process more smoothly.

The middle of the conveying belt group 62 is also provided with a material stopping roller group, the conveying support 61 is provided with a mounting support 66, and the material stopping roller group is adjustably mounted on the mounting support 66. The material blocking roller group comprises two or more rollers 68 arranged on the mounting bracket 66, a sensor 69 is arranged on the mounting bracket 66, and the sensor can sense the position of the rubber material so as to control the conveying device to move.

Conveying support 61 moves the setting through moving the subassembly and is in on frame 3, move the subassembly including setting up outer guide rail 32 and the interior guide rail 67 on frame 3 and conveying support 61 respectively, interior guide rail 67 moves the setting on outer guide rail 32, and interior outer guide rail is mutually supported for conveying support can move according to actual demand, thereby adjusts the position, can inwards impel whole conveyor to go to retrieve when not using, does not occupy unnecessary space.

The basic principles and the main features of the invention and the advantages of the invention have been shown and described above. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a rubber extrusion equipment, includes frame (3), is equipped with extrusion mechanism on frame (3), and extrusion mechanism is last to be provided with feed cylinder (21), is equipped with screw rod (22) in feed cylinder (21), its characterized in that: an extrusion die head is arranged in front of the extrusion mechanism, a material smoothing mechanism and a conveying mechanism are also arranged on the frame (3),

the extrusion die head comprises a main body (11), a feed inlet (111) is formed in one end of the main body (11), and the feed inlet (111) is connected with a charging barrel (21);

the material flattening mechanism comprises a flattening frame (41), a first roller (42) and a roller group (43) are arranged on the flattening frame (41), and a flattening space for rubber materials to pass through is formed between the roller group (43) and the first roller (42);

2. A rubber extrusion apparatus as claimed in claim 1, wherein: be equipped with bush (12) in main part (11), be equipped with plug (13) in bush (12), form annular flow channel (14) between bush (12) inner wall and plug (13) outer wall, feed inlet (111) are linked together with annular flow channel (14), and annular flow channel (14) outer end forms annular discharge gate (141), be equipped with blade (15) on bush (12), the cutting edge orientation of blade (15) annular discharge gate (141), rubber materials form the annular shape through annular flow channel (14), and annular rubber materials is cut off by blade (15) in annular discharge gate (141) department.

3. A rubber extrusion apparatus as claimed in claim 2, wherein: and a cutting stop block (151) is arranged on the end surface of the core rod (13), and the cutting stop block (151) is positioned below the blade (15).

4. A rubber extrusion apparatus as claimed in claim 2 or 3, wherein: a flow divider (16) is arranged at one end, facing the feed inlet (111), of the core rod (13), the flow divider (16) is clamped in the main body (11), and a plurality of feed through holes (161) are formed in the flow divider (16); the end part of the screw rod (22) extends into the feeding hole (111), one side of the flow divider (16) is conical, and the conical top end of the flow divider (16) is abutted to the end part of the screw rod (22).

5. A rubber extrusion apparatus according to any one of claims 1 to 3, wherein: a water flow sealing sleeve (17) is arranged on the periphery of the main body (11), a water flow channel is formed in the main body (11), and a water inlet (171) and a water outlet (172) which are communicated with the water flow channel are formed in the water flow sealing sleeve (17); the water flow channel comprises a plurality of annular grooves (112) formed in the periphery of the main body (11), a blocking edge (113) is arranged between every two adjacent annular grooves (112), a water passing opening (114) is formed in the blocking edge (113), and the water inlet (171) and the water outlet (172) are respectively corresponding to the annular grooves (112) at the two ends.

6. A rubber extrusion apparatus according to any one of claims 1 to 3, wherein: the material smoothing mechanism further comprises a traction assembly, the traction assembly comprises an installation arm (51), a second roller (52) and a third roller (53) are arranged on the installation arm (51), a traction space for rubber materials to pass through is formed between the second roller (52) and the third roller (53), and a driving piece for driving the second roller (52) to rotate is installed on the second roller.

7. A rubber extrusion apparatus as claimed in claim 6, wherein: the mounting arm (51) is rotatably mounted on the rack (3) through a rotating assembly, the rotating assembly comprises a rotating ratchet wheel (55) arranged on the mounting arm (51) and a pawl (56) arranged on the rack (3), and a plurality of tooth grooves (551) matched with the pawl (56) are formed in the circumferential surface of the rotating ratchet wheel (55).

8. A rubber extrusion apparatus as claimed in claim 6, wherein: the third roller (53) is connected with the mounting arm (51) through an adjusting component, the adjusting component comprises a sliding rail (531) and a connecting plate (532) which are arranged on the mounting arm (51), a sliding block (533) matched with the sliding rail (531) is arranged on the connecting plate (532), a first cylinder (534) for driving the sliding block (533) to move on the sliding rail (531) is arranged on one side of the sliding block (533), and the third roller (53) is arranged on the other side of the connecting plate (532).

9. A rubber extrusion apparatus according to any one of claims 1 to 3, wherein: conveyor includes conveying support (61) and conveying belt group (62), and conveying belt group (62) are installed on conveying support (61), be equipped with fourth cylinder (63) on conveying support (61), form the space that supplies rubber materials to pass between fourth cylinder (63) and the conveying belt group (62), fourth cylinder (63) are installed in conveying belt group (62) top through cylinder two (65) liftable.

10. A rubber extrusion apparatus as claimed in claim 9, wherein: the conveying support (61) is movably arranged on the rack (3) through a moving assembly, the moving assembly comprises an outer guide rail (32) and an inner guide rail (67) which are respectively arranged on the rack (3) and the conveying support (61), and the inner guide rail (67) is movably arranged on the outer guide rail (32).