Tail end discharge port structure for puffing extruder

Abstract

The utility model discloses a tail end discharge port structure for a puffing extruder, which comprises a discharge pipe, a discharge port assembly is arranged on the discharge pipe, the discharge port assembly comprises an outlet die with a cylindrical structure, the outlet die is embedded in the discharge pipe, an annular seat is integrally formed at one end of the outer wall of the outlet die, and the annular seat is connected with the discharge pipe. A fixing sleeve is welded to the annular base and arranged on the outer side of the discharging pipe in a sleeving mode. The discharging pipe is wrapped inside and outside through the fixing sleeve and the outlet die, the discharging pipe can be prevented from deforming, the end of the discharging pipe is fixed in a wrapping mode, and the fixing sleeve is made of heat insulation materials, so that high temperature of an outlet of the discharging pipe can be isolated, safety of the discharging pipe can be improved, and heat energy loss can be reduced.

Description

Technical Field

[0001] The utility model relates to the technical field of puffing extruders, in particular to a terminal discharge port structure for puffing extruders. Background Art

[0002] The extruder is a new type of processing equipment that integrates mixing, stirring, crushing, heating, cooking, sterilization, puffing and forming, and can realize a series of units operating simultaneously and continuously. It has the characteristics of simple process, low energy consumption, low cost, multi-function, high yield and high quality. It plays an important role in refining coarse grains, improving the taste of grains, passivating undesirable factors, and improving protein digestibility. When the extruder is working, high-temperature steam is introduced into it, and then the material in the high-temperature and high-pressure environment is extruded by the grinding disc, so that the material is instantly in a normal temperature and pressure environment, and the powder expands rapidly, so that the starch and meat are cooked.

[0003] The existing end discharge port structure for an expansion extruder generally sets a discharge die, and then directly fixes the discharge die with bolts at the outlet of the discharge pipe. The raw materials are directly extruded through the discharge die. The raw materials are easily scattered when cut by a cutting machine. There is a lack of a collection mechanism for the extruded raw materials. Secondly, there is a lack of a protection mechanism for the discharge pipe. In addition, the discharge die is directly bolted at the outlet of the discharge pipe, which easily causes the discharge pipe to deform and affects its use. Utility Model Content

[0004] The utility model aims to overcome the problem in the prior art that the discharge die is directly bolted to the outlet of the discharge pipe, the raw materials are directly extruded through the discharge die, the raw materials are easily scattered under the cutting of the cutting machine, there is a lack of a collection mechanism for the extruded raw materials, and secondly, there is a lack of a protection mechanism for the discharge pipe, and the discharge die is directly bolted to the outlet of the discharge pipe, which is easy to cause the discharge pipe to deform, affecting the use, and provides a terminal discharge port structure for an extruder, by inserting the outlet die into the discharge pipe, so that the fixing sleeve is arranged outside the discharge pipe, and then the fixing sleeve is connected to the discharge pipe by a second flange plate arranged on the fixing sleeve and a flange arranged on the discharge pipe. The first flanges are fixedly connected by fastening bolts, thereby realizing the connection and fixation between the outlet mold and the discharge pipe. This fixing method first wraps the discharge pipe inside and outside through the fixing sleeve and the outlet mold, which can prevent the discharge pipe from deformation and realize the wrapped fixation of the end of the discharge pipe. The fixing sleeve is made of heat-insulating material, thereby isolating the high temperature of the discharge pipe outlet, improving its safety and reducing heat energy loss. Through the setting of the collecting barrel, the materials discharged through the outlet mold can be collected together to prevent the materials from flying everywhere under the cutting action of the cutting component.

[0005] In order to achieve the above purpose, the technical solution adopted by the utility model is:

[0006] The utility model discloses a terminal discharge port structure for an expansion extruder, comprising a discharge pipe, wherein a discharge port assembly is arranged on the discharge pipe, wherein the discharge port assembly comprises an outlet die of a cylindrical structure, wherein the outlet die is embedded in the discharge pipe, an annular seat is integrally formed at one end of the outer wall of the outlet die, and a fixing sleeve is welded on the annular seat, wherein the fixing sleeve is arranged on the outer side of the discharge pipe, the length of the fixing sleeve is greater than the length of the outlet die, a second flange is welded on the fixing sleeve, a first flange is welded on the outer surface of the discharge pipe, and the first flange is fixedly connected to the second flange by fastening bolts.

[0007] Preferably, a cylindrical through hole penetrating the outlet mold is provided on one side wall of the outlet mold, and a plurality of the cylindrical through holes are provided, and the plurality of cylindrical through holes are distributed in a circular shape with equal intervals.

[0008] Preferably, a material collecting barrel is fixed on the fixed sleeve, a sealing cover is clamped at the upper opening of the material collecting barrel, and a tubular material discharge pipe is connected to the center of the bottom of the material collecting barrel.

[0009] Preferably, a cutting assembly is provided on the collecting barrel, and the cutting assembly is used to cut the material discharged through the outlet die.

[0010] Preferably, the cutting assembly includes a fixed seat, which is embedded and fixed on the outer wall of the aggregate barrel at a position opposite to the outlet mold. A drive motor is embedded and installed on the outer wall of the fixed seat. The output shaft of the drive motor passes through the aggregate barrel and extends to the interior and is equipped with a cutting mechanism.

[0011] Preferably, the cutting mechanism includes a cutting seat, an outer wall of the cutting seat is provided with a strip groove along the length direction, a cutting knife is rotatably connected to the strip groove via a rotating shaft, an annular sleeve is sleeved on the output shaft, a spring is sleeved on the output shaft between the annular sleeve and the cutting seat, a limiting nut is threadedly connected on the output shaft, a pull rod is rotatably connected to the annular sleeve, and the other end of the pull rod is rotatably connected to the cutting knife.

[0012] Preferably, a plurality of the strip-shaped grooves are provided, and the plurality of strip-shaped grooves are distributed around the outer side of the cutting seat in a circular shape with equal intervals.

[0013] Compared with the prior art, the utility model has the following beneficial effects:

[0014] The terminal discharge port structure for an expansion extruder is configured such that the outlet die is inserted into the discharge pipe, the fixing sleeve is arranged outside the discharge pipe, and then the second flange arranged on the fixing sleeve is fixedly connected with the first flange arranged on the discharge pipe by fastening bolts, so as to realize the connection and fixation between the outlet die and the discharge pipe. In this fixing method, the discharge pipe is first wrapped inside and outside by the fixing sleeve and the outlet die, so as to prevent the discharge pipe from being deformed, and the end of the discharge pipe is fixed in a covering manner. The fixing sleeve is made of a heat-insulating material, so as to isolate the high temperature at the outlet of the discharge pipe, improve its safety, and reduce heat energy loss.

[0015] In addition, a cutting component is arranged on the collecting barrel, which can cut the material discharged through the outlet die to achieve the purpose of cutting the material into a specified length. Through the setting of the collecting barrel, the material discharged through the outlet die can be collected centrally to avoid the material flying everywhere under the cutting action of the cutting component, which is inconvenient to collect. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0017] Figure 2 This is a schematic diagram of the connection structure between the discharge pipe and the discharge port assembly of the utility model;

[0018] Figure 3 It is a cross-sectional view of the discharge port assembly in the utility model;

[0019] Figure 4 This is a schematic diagram of the structure of the aggregate bucket of the utility model;

[0020] Figure 5 For the utility model Figure 4 Magnified view of area A in .

[0021] Figure numerals: 1. discharge pipe; 101. first flange; 102. fastening bolt; 2. discharge port assembly; 201. outlet mold; 202. fixing sleeve; 203. second flange; 204. annular seat; 205. cylindrical through hole; 3. collecting barrel; 4. cutting assembly; 401. fixing seat; 402. driving motor; 403. output shaft; 404. limiting nut; 405. annular sleeve; 406. spring; 407. cutting seat; 408. strip groove; 409. cutting knife; 410. pull rod; 5. sealing cover. DETAILED DESCRIPTION

[0022] The following is combined with Figure 1 -Attached Figure 5, further illustrating a specific implementation method of the terminal discharge port structure for an extruder of the utility model, overcoming the problem in the prior art that the discharge die is directly bolted to the outlet of the discharge pipe, the raw materials are directly extruded through the discharge die, the raw materials are easily scattered everywhere under the cutting of the cutting machine, there is a lack of a collection mechanism for the extruded raw materials, and secondly, there is a lack of a protection mechanism for the discharge pipe, and the discharge die is directly bolted to the outlet of the discharge pipe, which is easy to cause the discharge pipe to deform, affecting the use, and providing a terminal discharge port structure for an extruder, by inserting the outlet die into the discharge pipe, so that the fixing sleeve is arranged outside the discharge pipe, and then a fixing sleeve is arranged on the fixing sleeve The second flange is fixedly connected to the first flange on the discharge pipe by fastening bolts, so as to realize the connection and fixation between the outlet mold and the discharge pipe. This fixing method firstly wraps the discharge pipe inside and outside through the fixing sleeve and the outlet mold, which can prevent the discharge pipe from being deformed, and realizes the wrapping type fixation of the end of the discharge pipe. The fixing sleeve is made of heat-insulating material, so that the high temperature at the outlet of the discharge pipe can be isolated, improve its safety, and reduce heat energy loss. Through the setting of the collecting barrel, the materials discharged through the outlet mold can be collected in a centralized manner to avoid the materials from flying everywhere under the cutting action of the cutting component. The utility model is a terminal discharge port structure for an expansion extruder, which is not limited to the description of the following embodiments. Example

[0023] A terminal discharge port structure for an expansion extruder comprises a discharge pipe 1, on which a discharge port assembly 2 is arranged, the discharge port assembly 2 comprises an outlet die 201 of a cylindrical structure, the outlet die 201 is embedded in the discharge pipe 1, an annular seat 204 is integrally formed at one end of the outer wall of the outlet die 201, and a fixing sleeve 202 is welded to the annular seat 204, the fixing sleeve 202 is sleeved on the outer side of the discharge pipe 1, the length of the fixing sleeve 202 is greater than the length of the outlet die 201, a second flange 203 is welded to the fixing sleeve 202, a first flange 101 is welded to the outer surface of the discharge pipe 1, and the first flange 101 and the second flange 203 are fixedly connected by fastening bolts 102.

[0024] A cylindrical through hole 205 penetrating the outlet mold 201 is provided on one side wall of the outlet mold 201 . A plurality of cylindrical through holes 205 are provided in total, and the plurality of cylindrical through holes 205 are distributed in a circular shape with equal intervals.

[0025] Specifically, when the terminal discharge port structure for the expansion extruder is in use, the outlet mold 201 is inserted into the discharge pipe 1, so that the fixed sleeve 202 is sleeved on the outside of the discharge pipe 1, and then the second flange 203 provided on the fixed sleeve 202 and the first flange 101 provided on the discharge pipe 1 are fixedly connected by fastening bolts 102, so as to realize the connection and fixation between the outlet mold 201 and the discharge pipe 1. Such a fixing method first wraps the discharge pipe 1 inside and outside through the fixed sleeve 202 and the outlet mold 201, which can prevent the discharge pipe 1 from deformation, and realizes the wrapped fixation of the end of the discharge pipe 1, and the fixed sleeve 202 is made of heat-insulating material, so as to isolate the high temperature at the outlet of the discharge pipe 1, improve its safety, and reduce heat energy loss. Example

[0026] Based on the above embodiments, this embodiment adds a collection barrel 3, the collection barrel 3 is fixed on the fixed sleeve 202, a sealing cover 5 is clamped at the upper opening of the collection barrel 3, a tubular discharge pipe is connected to the center of the bottom of the collection barrel 3, and a cutting component 4 is provided on the collection barrel 3, which is used to cut the material discharged through the outlet mold 201.

[0027] Specifically, by providing a cutting component 4 on the collecting barrel 3, the material discharged through the outlet mold 201 can be cut to achieve cutting of the material into a specified length. By setting the collecting barrel 3, the material discharged through the outlet mold 201 can be collected in a centralized manner to prevent the material from flying everywhere under the cutting action of the cutting component 4, making it inconvenient to collect. Example

[0028] On the basis of the above-mentioned embodiments, the present embodiment specifically discloses the specific structure of the cutting component 4, the cutting component 4 comprises a fixed seat 401, the fixed seat 401 is embedded and fixed on the outer wall of the aggregate barrel 3 at a position opposite to the outlet mold 201, a driving motor 402 is embedded and installed on the outer wall of the fixed seat 401, the output shaft 403 of the driving motor 402 passes through the aggregate barrel 3 and extends to the interior and is equipped with a cutting mechanism, the cutting mechanism comprises a cutting seat 407, and a strip groove 408 is opened on the outer wall of the cutting seat 407 along the length direction, and the strip groove 408 is provided on the outer wall of the cutting seat 407. A cutting knife 409 is rotatably connected to the strip groove 408 via a rotating shaft, an annular sleeve 405 is sleeved on the output shaft 403, a spring 406 is sleeved on the output shaft 403 between the annular sleeve 405 and the cutting seat 407, a limiting nut 404 is threadedly connected to the output shaft 403, a pull rod 410 is rotatably connected to the annular sleeve 405, and the other end of the pull rod 410 is rotatably connected to the cutting knife 409, and a plurality of strip grooves 408 are provided, and the plurality of strip grooves 408 are distributed in a circular shape with equal intervals around the outer side of the cutting seat 407.

[0029] Specifically, when in use, first control the driving motor 402 to work, the driving motor 402 drives the output shaft 403 to rotate, the output shaft 403 drives the cutting seat 407 to rotate, and the cutting seat 407 drives the cutting knife 409 to rotate to cut the material discharged from the outlet mold 201;

[0030] When in use, by rotating the limit nut 404, under the elastic force of the spring 406, the annular sleeve 405 can be driven on the output shaft 403 to move in the direction away from the cutting seat 407, thereby pulling the cutting knife 409 to rotate through the pull rod 410, so that incisions of different arcs can be cut, and the cutting knife 409 can also be rotated into the strip groove 408, so as to hide the cutting knife 409, which is convenient for cleaning the aggregate barrel 3 and prevents the cutting knife 409 from causing damage to people or cleaning equipment.

[0031] The above shows and describes the basic principle and main features of the utility model and the advantages of the utility model. Those skilled in the art should understand that the utility model is not limited by the above embodiments. The above embodiments and descriptions are only for explaining the principle of the utility model. Without departing from the spirit and scope of the utility model, the utility model may have various changes and improvements, which fall within the scope of the utility model to be protected. The scope of protection claimed by the utility model is defined by the attached claims and their equivalents.

Claims

1. A terminal discharge port structure for an expansion extruder, comprising a discharge pipe (1), characterized in that: The discharge pipe (1) is provided with a discharge port assembly (2), the discharge port assembly (2) comprising an outlet mold (201) of a cylindrical structure, the outlet mold (201) being embedded in the discharge pipe (1), an annular seat (204) being integrally formed at one end of the outer wall of the outlet mold (201), and a fixing sleeve (202) being welded on the annular seat (204), the fixing sleeve (202) being sleeved on the outer side of the discharge pipe (1), the length of the fixing sleeve (202) being greater than the length of the outlet mold (201), a second flange (203) being welded on the fixing sleeve (202), a first flange (101) being welded on the outer surface of the discharge pipe (1), and the first flange (101) and the second flange (203) being fixedly connected by fastening bolts (102).

2. The terminal discharge port structure for an expansion extruder according to claim 1, characterized in that: A cylindrical through hole (205) penetrating the outlet mold (201) is provided on one side wall of the outlet mold (201), and a plurality of the cylindrical through holes (205) are provided, and the plurality of cylindrical through holes (205) are distributed in a circular shape with equal spacing.

3. The terminal discharge port structure for an expansion extruder according to claim 1 or 2, characterized in that: A material collecting barrel (3) is fixed on the fixed sleeve (202), a sealing cover (5) is clamped at the upper opening of the material collecting barrel (3), and a tubular material discharge pipe is connected to the center of the bottom of the material collecting barrel (3).

4. The terminal discharge port structure for an expansion extruder according to claim 3, characterized in that: The collecting barrel (3) is provided with a cutting assembly (4), and the cutting assembly (4) is used to cut the material discharged through the outlet die (201).

5. The terminal discharge port structure for an expansion extruder according to claim 4, characterized in that: The cutting assembly (4) comprises a fixing seat (401), the fixing seat (401) being embedded and fixed on the outer wall of the aggregate barrel (3) at a position opposite to the outlet mold (201), a driving motor (402) being embedded and installed on the outer wall of the fixing seat (401), an output shaft (403) of the driving motor (402) penetrating the aggregate barrel (3) and extending to the interior and being installed with a cutting mechanism.

6. The terminal discharge port structure for an expansion extruder according to claim 5, characterized in that: The cutting mechanism comprises a cutting seat (407), an outer wall of which is provided with a strip groove (408) along the length direction, a cutting knife (409) being rotatably connected in the strip groove (408) via a rotating shaft, an annular sleeve (405) being sleeved on the output shaft (403), a spring (406) being sleeved on the output shaft (403) between the annular sleeve (405) and the cutting seat (407), a limiting nut (404) being threadedly connected on the output shaft (403), a pull rod (410) being rotatably connected to the annular sleeve (405), and the other end of the pull rod (410) being rotatably connected to the cutting knife (409).

7. The terminal discharge port structure for an expansion extruder according to claim 6, characterized in that: A plurality of the strip-shaped grooves (408) are provided, and the plurality of strip-shaped grooves (408) are distributed in a circular shape and at equal intervals around the outer side of the cutting seat (407).

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