CN217916687U - Novel rubber extruder barrel - Google Patents
Novel rubber extruder barrel Download PDFInfo
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- CN217916687U CN217916687U CN202221675931.8U CN202221675931U CN217916687U CN 217916687 U CN217916687 U CN 217916687U CN 202221675931 U CN202221675931 U CN 202221675931U CN 217916687 U CN217916687 U CN 217916687U
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- barrel
- pressure
- negative pressure
- exhaust hole
- rubber extruder
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Abstract
The utility model discloses a novel rubber extruder barrel relates to rubber extruder technical field, including the barrel main part, the barrel main part includes feeding section barrel, exhaust section barrel and the ejection of compact section barrel that the head and the tail connected gradually, be equipped with on the exhaust section barrel and adjust exhaust hole and negative pressure exhaust hole, negative pressure exhaust hole is connected with negative pressure device, it has pressure regulating device to adjust exhaust hole connection. The utility model discloses can be to the difference of goods, start pressure regulating device as required. When manufacturing the adhesive tape with small gram number, the negative pressure device and the pressure adjusting device need to be opened at the same time, and when manufacturing the adhesive tape with large gram number, only the negative pressure device needs to be started.
Description
Technical Field
The utility model relates to a rubber extruder technical field especially relates to a novel rubber extruder barrel.
Background
The main components of the existing rubber extruder comprise a machine barrel screw, a reduction gear box, heating and cooling, transmission power, a mouth mold and the like, under the action of the transmission power, the machine barrel and the screw work in a matching way, so that rubber materials are subjected to the interaction of the inner wall of the machine barrel and the rotating screw, the movement and mixed extrusion of the rubber materials under pressure are ensured, the rubber materials enter the screw to be milled and broken and mixed, gases such as adsorbed moisture, air among solid materials and low molecular volatile gases of the solid materials in the rubber materials are sucked out by a vacuum pump more easily through the mixing and shearing process, the rubber materials are extruded to an exhaust section to be exhausted, and then are extruded and molded in a compression section.
In the adhesive tape industry, the weight per meter is different because the product specifications are different, the screw extrudes equal amount of adhesive material at a constant speed, and the following problems often occur when manufacturing small gram adhesive tapes and large gram adhesive tapes: when a rubber strip with a small gram number is extruded, an exhaust port is easily blocked, and air in the rubber material cannot be sucked out. When a large gram of adhesive tape is extruded, the extrusion capacity is not large enough, the die head pressure is small, and the external dimension of the adhesive tape product is not in specification. The reason for this is that the negative pressure cannot be adjusted, and no matter the negative pressure of the small gram adhesive tape or the large gram adhesive tape is the same, the targeted adjustment cannot be achieved.
Therefore, there is a high demand in the market for a new type of rubber extruder barrel for solving the above problems.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a novel rubber extruder barrel for solve the technical problem that exists among the above-mentioned prior art, can adjust the negative pressure according to the demand of different products.
In order to achieve the above purpose, the utility model provides a following scheme:
the utility model discloses a novel rubber extruder barrel, including the barrel main part, the barrel main part includes feeding section barrel, exhaust section barrel and the ejection of compact section barrel that head and the tail connected gradually, be equipped with on the exhaust section barrel and adjust exhaust hole and negative pressure exhaust hole, negative pressure exhaust hole is connected with negative pressure device, it has pressure regulating apparatus to adjust exhaust hole connection.
Preferably, pressure adjustment device includes a pressure adjustment section of thick bamboo and pressure adjustment screw, a pressure adjustment section of thick bamboo is fixed in adjust exhaust hole department, pressure adjustment screw's first end can with a end threaded connection of a pressure adjustment section of thick bamboo, pressure adjustment screw's second end is equipped with the sealed cowling, the sealed cowling is followed pressure adjustment screw's second end to pressure adjustment screw's first end direction extends, be equipped with a plurality of regulation hole on the sealed cowling.
Preferably, the sealing cover is provided with two adjusting holes.
Preferably, the shape of the adjusting hole is semicircular.
Preferably, the first end of the pressure adjusting screw is provided with a taper thread, one end of the pressure adjusting cylinder is provided with a taper hole, and an inner thread is arranged on the inner wall of the taper hole.
Preferably, the negative pressure device is a vacuum pump, and the vacuum pump is communicated with the negative pressure exhaust hole through a connecting pipe.
Preferably, the feeding section cylinder, the exhaust section cylinder and the discharging section cylinder are respectively provided with a water cooling channel, and the two ends of the water cooling channel are respectively provided with a water inlet and a water outlet.
Preferably, the direction of the negative pressure exhaust hole is tangent to the inner wall of the exhaust section machine barrel.
The utility model discloses for prior art gain following technological effect:
the utility model discloses when making big gram number adhesive tape, only need start negative pressure device adsorb can, when making little gram number adhesive tape, need rely on negative pressure device and pressure adjusting device combined action to come the atmospheric pressure to let out. According to different products, different pressure relief modes are adopted, pertinence is good, and therefore product quality can be effectively improved.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings required to be used in the embodiments will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to the drawings without creative efforts.
FIG. 1 is a cross-sectional view of a cylinder of a novel rubber extruder in accordance with an embodiment of the present invention;
FIG. 2 is a schematic structural view of a negative pressure vent hole in a cylinder of the novel rubber extruder in the embodiment of the present invention;
FIG. 3 is a schematic structural view of an adjusting vent hole in a cylinder of the novel rubber extruder according to the embodiment of the present invention;
FIG. 4 is a schematic structural view of a pressure adjusting device in a cylinder of a novel rubber extruder according to an embodiment of the present invention;
in the figure: 1-feeding section machine barrel; 2-a barrel of an exhaust section; 21-negative pressure vent hole; 22-adjusting vent holes; 3-discharging section machine barrel; 4-a water-cooling channel; 41-water inlet; 42-a water outlet; 5-a pressure regulating device; 51-a pressure regulating cylinder; 52-pressure adjusting screw; 53-a sealed enclosure; 54-an adjustment aperture; 100-new rubber extruder barrel.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
The utility model aims at providing a novel rubber extruder barrel for solve the technical problem that exists among the above-mentioned prior art, can adjust the negative pressure according to the demand of different products.
In order to make the above objects, features and advantages of the present invention more comprehensible, the present invention is described in detail with reference to the accompanying drawings and the detailed description.
As shown in fig. 1-4, the present embodiment provides a novel rubber extruder barrel 100, which includes a barrel main body, the barrel main body includes a feeding section barrel 1, an exhausting section barrel 2, and a discharging section barrel 3, which are sequentially connected end to end, and two adjacent barrels are fixed by screws, it should be noted that the feeding section barrel 1, the exhausting section barrel 2, and the discharging section barrel 3 have similar structures and are all common cylindrical structures, and those skilled in the art can design specific lengths of the feeding section barrel 1, the exhausting section barrel 2, and the discharging section barrel 3 according to applicable fields, and if the screws are longer, the number of the exhausting section barrels 2 can be increased. The exhaust section machine barrel 2 is provided with an adjusting exhaust hole 22 and a negative pressure exhaust hole 21, the negative pressure exhaust hole 21 is connected with a negative pressure device, the adjusting exhaust hole is connected with a pressure adjusting device 5, when the pressure adjusting device 5 is opened, gas can be discharged, and when the pressure adjusting device 5 is closed, gas can be prevented from being discharged.
When the large gram number rubber strip is used, when the large gram number rubber strip needs to be manufactured (at the moment, the internal air pressure is low), only the negative pressure device needs to be started to adsorb the gas in each machine barrel; when manufacturing a small gram number adhesive tape (the internal air pressure is higher), the air pressure needs to be discharged by means of the combined action of the negative pressure device and the pressure regulating device 5.
In this embodiment, as shown in fig. 4, the pressure adjusting device 5 includes a pressure adjusting cylinder 51 and a pressure adjusting screw 52, the pressure adjusting cylinder 51 is a cylinder structure, the pressure adjusting cylinder 51 is fixed at the adjusting exhaust hole 22, a first end of the pressure adjusting screw 52 can be screwed with one end of the pressure adjusting cylinder 51, a second end of the pressure adjusting screw 52 is provided with a sealing cover 53, the sealing cover 53 extends along the second end of the pressure adjusting screw 52 toward the first end of the pressure adjusting screw 52, and when the pressure adjusting screw 52 is placed on the pressure adjusting cylinder 51 (even if not screwed), the sealing cover 53 can cover the outer side of the upper end of the pressure adjusting cylinder 51. Meanwhile, the sealing cover 53 is provided with a plurality of adjusting holes 54. In operation, when the pressure adjusting device 5 needs to be opened, only the pressure adjusting screw 52 needs to be unscrewed, and at this time, a vent gap exists between the pressure adjusting screw 52 and the pressure adjusting cylinder 51 for exhausting gas, and because there is no fixing function between the pressure adjusting screw 52 and the pressure adjusting cylinder 51, the gas in the exhaust section cylinder 2 can jack up the pressure adjusting screw 52 for a short time, so that the exhaust is facilitated. When the pressure adjusting device 5 is not required to operate, only the pressure adjusting screw 52 needs to be screwed down.
In the present embodiment, two adjusting holes 54 are formed in the sealing cover 53, and as shown in fig. 4, the two adjusting holes 54 are respectively located at two ends of the pressure adjusting screw 52.
In the embodiment, the shape of the adjusting holes 54 is a semi-circle, but those skilled in the art can adjust the shape, number and distribution of the pressure adjusting screws 52 according to the actual situation.
In the present embodiment, the first end of the pressure adjusting screw 52 is a tapered structure, and the outer wall thereof is provided with a tapered thread. In match, one end of the pressure adjusting cylinder 51 is provided with a tapered hole, and the inner wall of the tapered hole is provided with an internal thread, so as to form a common tapered thread connection structure. The tapered threaded connection is provided for the purpose of good sealing when the pressure adjustment screw 52 is tightened.
In this embodiment, the negative pressure device is a vacuum pump, and the vacuum pump is connected to the negative pressure exhaust hole 21 through a connecting pipe.
In this embodiment, a water cooling channel 4 is respectively disposed on the feeding section cylinder 1, the exhaust section cylinder 2 and the discharging section cylinder 3, in order to increase the water cooling effect, the water cooling channel 4 is a spiral channel, and a water inlet 41 and a water outlet 42 are respectively disposed at two ends of the water cooling channel 4. In use, cold water enters from the water inlet 41 and exits from the water outlet 42.
In this embodiment, the direction of the negative pressure vent hole 21 is tangential to the inner wall of the exhaust section barrel 2. The purpose that sets up like this is, at the in-process of carrying the adhesive tape, the adhesive tape can easily pass negative pressure exhaust hole 21 department, can not cause the problem of negative pressure exhaust hole 21 jam.
The principle and the implementation mode of the present invention are explained by applying specific examples in the present specification, and the above descriptions of the examples are only used to help understanding the method and the core idea of the present invention; meanwhile, for those skilled in the art, the idea of the present invention may be changed in the specific embodiments and the application range. In summary, the content of the present specification should not be construed as a limitation of the present invention.
Claims (7)
1. The utility model provides a novel rubber extruder barrel which characterized in that: the machine comprises a machine barrel main body, wherein the machine barrel main body comprises a feeding section machine barrel, an exhaust section machine barrel and a discharging section machine barrel which are sequentially connected end to end, an adjusting exhaust hole and a negative pressure exhaust hole are formed in the exhaust section machine barrel, the negative pressure exhaust hole is connected with a negative pressure device, and the adjusting exhaust hole is connected with a pressure adjusting device;
the pressure adjusting device comprises a pressure adjusting cylinder and a pressure adjusting screw, the pressure adjusting cylinder is fixed at the position of the adjusting exhaust hole, the first end of the pressure adjusting screw can be in threaded connection with one end of the pressure adjusting cylinder, the second end of the pressure adjusting screw is provided with a sealing cover, the sealing cover is arranged along the direction of the first end of the pressure adjusting screw, and the sealing cover is provided with a plurality of adjusting holes.
2. The novel rubber extruder barrel of claim 1, wherein: and two adjusting holes are formed in the sealing cover.
3. The novel rubber extruder barrel of claim 1, wherein: the shape of the adjusting hole is semicircular.
4. The novel rubber extruder barrel of claim 1, wherein: the first end of pressure adjustment screw is equipped with the awl screw thread, the one end of pressure adjustment section of thick bamboo is equipped with the bell mouth, be equipped with the internal thread on the inner wall of bell mouth.
5. The novel rubber extruder barrel of claim 1, wherein: the negative pressure device is a vacuum pump, and the vacuum pump is communicated with the negative pressure exhaust hole through a connecting pipe.
6. The novel rubber extruder barrel of claim 1, wherein: the feeding section machine barrel, the exhaust section machine barrel and the discharging section machine barrel are respectively provided with a water cooling channel, and the two ends of the water cooling channel are respectively provided with a water inlet and a water outlet.
7. The novel rubber extruder barrel of claim 1, wherein: the direction of the negative pressure exhaust hole is tangent to the inner wall of the exhaust section machine barrel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221675931.8U CN217916687U (en) | 2022-06-30 | 2022-06-30 | Novel rubber extruder barrel |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221675931.8U CN217916687U (en) | 2022-06-30 | 2022-06-30 | Novel rubber extruder barrel |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217916687U true CN217916687U (en) | 2022-11-29 |
Family
ID=84184460
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221675931.8U Active CN217916687U (en) | 2022-06-30 | 2022-06-30 | Novel rubber extruder barrel |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217916687U (en) |
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2022
- 2022-06-30 CN CN202221675931.8U patent/CN217916687U/en active Active
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