CN114209080A

CN114209080A - Rotary die device and food extrusion equipment

Info

Publication number: CN114209080A
Application number: CN202210021824.1A
Authority: CN
Inventors: 袁善锋; 马媛媛; 冯立民; 冯业龙; 冯业凯
Original assignee: Jinan Zhuoheng Extrusion Machinery Co ltd
Current assignee: Jinan Zhuoheng Extrusion Machinery Co ltd
Priority date: 2022-01-10
Filing date: 2022-01-10
Publication date: 2022-03-22

Abstract

The invention provides a rotary die device and food extrusion equipment, and relates to the technical field of food processing machinery, wherein the rotary die device comprises a feeder, a material guide pipe and a rotary module; the feeder and the material guide pipe are axially communicated; an adjusting gland is sleeved on the outer peripheral side of the material guide pipe, is fixedly connected with the feeder and can rotate relative to the material guide pipe; the feeding pipe and the feeder are sealed by stuffing; the rotating module is fixedly connected to one end, far away from the feeder, of the material guide pipe. The food extrusion apparatus includes a rotary die device. Through this rotary die device, the material that has solved among the prior art in the extrusion equipment probably leaks out through the technical problem in the clearance.

Description

Rotary die device and food extrusion equipment

Technical Field

The invention relates to the technical field of food processing machinery, in particular to a rotary die device and food extrusion equipment.

Background

Due to the fact that modern production becomes more and more rapid, fast food replacing food products are in short supply. The meal replacement powder and the nutritional powder have wide market prospect and deep market potential; meanwhile, a good opportunity is provided for food processing equipment.

In some food processing processes, for example: cornflakes, nutritional rice, regenerated rice and the like, and the food materials need to be extruded in a rotating manner by extrusion equipment.

In the prior art, a rotary die is used in cooperation with a twin-screw extruder, and in the production process of the twin-screw extruder, high pressure is generated in a cavity of a screw and a machine barrel, and the pressure is transferred to the rotary die along the material flowing direction. However, in this process, since the material is rotated while being smoothly flowed, a gap is required between the guide tube and the fitting member. As the pressure in the barrel cavity increases, material is forced out through the gap.

Disclosure of Invention

The invention aims to provide a rotary die device and food extruding equipment, which are used for solving the technical problem that materials in the extruding equipment can leak out through gaps in the prior art.

In a first aspect, the present invention provides a rotary die apparatus comprising: the device comprises a feeder, a material guide pipe and a rotating module;

the feeder and the material guide pipe are axially communicated;

an adjusting gland is sleeved on the outer peripheral side of the material guide pipe, is fixedly connected with the feeder and can rotate relative to the material guide pipe;

the feeding pipe and the feeder are sealed by filler;

the rotating module is fixedly connected to one end, far away from the feeder, of the material guide pipe.

Further, a first rotating sleeve is fixedly sleeved on the outer peripheral side of the material guide pipe and provided with a shaft neck;

the adjusting gland is provided with a first concave station and a second concave station which are oppositely arranged along the axial direction, a first bearing is installed on the first concave station, and the first bearing is sleeved on the shaft neck;

one end of the feeder is inserted into the second concave table and is tightly connected with the second concave table, and the feeder is inwards sunken along the axial direction to form a third concave table;

the filler is tightly sleeved on the shaft neck and is positioned in the third concave station.

Further, the bottom end of the third concave station is inwards recessed along the axial direction to form a fourth concave station, and the diameter of the fourth concave station is smaller than that of the third concave station;

a chamfer is arranged at the bottom end of the fourth concave station;

one end of the material guide pipe close to the feeder is clamped on the chamfer.

Further, a first bearing seat is sleeved on the outer peripheral side of the feeder in an empty mode, and the first bearing seat is connected with the feeder through a second bearing;

and a second rotary sleeve is detachably connected between the bearing seat and the first rotary sleeve.

Further, a first shaft shoulder is arranged on the first rotating sleeve, and the first shaft shoulder is in threaded connection with one end of the second rotating sleeve through a first fastener;

and a second shaft shoulder is arranged on the bearing seat and is in threaded connection with the other end of the second rotating sleeve through a second fastener.

Further, one end of the bearing seat is inwards recessed along the axial direction to form a fifth concave platform;

the outer wall of the feeder is provided with a shaft shoulder;

the second bearings are arranged into a plurality of groups at intervals along the axial direction, and at least one group of second bearings is limited between the bottom end of the fifth concave station and the shaft shoulder.

Further, the side wall of the fifth concave platform extends inwards in the radial direction to form a boss, and the boss divides the space of the fifth concave platform into at least two areas; and each region is correspondingly provided with the second bearing.

Further, at least one of the at least two regions is correspondingly provided with a thrust bearing or a deep groove ball bearing.

Further, the rotary module comprises a rotary die seat and a rotary die arranged on the rotary die seat;

the rotary die and the material guide pipe are coaxial and communicated;

the rotary mold base is fixedly sleeved on the first rotary sleeve.

Has the advantages that:

according to the rotary die device provided by the invention, the feeder and the material guide pipe are axially communicated, the adjusting gland is sleeved on the outer peripheral side of the material guide pipe, the adjusting gland is fixedly connected with the feeder and can rotate relative to the material guide pipe, so that the material in the feeder can enter the material guide pipe on the basis of rotating relative to the feeder; because the rotary module is fixedly connected to one end, far away from the feeder, of the material guide pipe, the material in the material guide pipe can be sent out through the rotary module, and the material required by production can be obtained.

In the process, the material guide pipe and the feeder are sealed through the filler, and the sealing mode can play a role in sealing on the basis of ensuring the rotation of the material guide pipe relative to the feeder, so that the materials in the feeder are prevented from being leaked out at the joint of the material guide pipe and the feeder, and the smooth operation and use of the rotary die device are ensured.

In a second aspect, the present invention provides a food product extrusion apparatus comprising: the rotary die apparatus of any preceding embodiment.

Has the advantages that:

the food extrusion equipment provided by the invention comprises the rotary die device, so that the technical advantages and effects of the food extrusion equipment also comprise the technical advantages and effects of the rotary die device, and are not repeated herein.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and other drawings can be obtained by those skilled in the art without creative efforts.

FIG. 1 is a cross-sectional view of a rotary die apparatus provided in accordance with an embodiment of the present invention;

FIG. 2 is a cross-sectional view of a feeder;

FIG. 3 is a cross-sectional view of the adjustment gland;

FIG. 4 is a cross-sectional view of the first rotating sleeve;

fig. 5 is a cross-sectional view of a bearing housing.

Icon:

100-parts feeder; 110-a third recessed land; 120-a fourth recessed land; 130-shaft shoulder; 140-a second bearing;

200-a material guide pipe;

300-a rotation module; 310-rotating the die holder; 320-rotating the mold;

400-adjusting the gland; 410-a first recessed land; 420-a second recessed land; 430-a first bearing;

500-a filler;

600-a first rotating sleeve; 610-journal; 620-a first shoulder;

700-bearing seat; 710-a second shoulder; 720-fifth concave stage; 721-a boss;

800-second rotating sleeve.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. The components of embodiments of the present invention generally described and illustrated in the figures herein may be arranged and designed in a wide variety of different configurations.

Thus, the following detailed description of the embodiments of the present invention, presented in the figures, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings or the orientations or positional relationships that the products of the present invention are conventionally placed in use, and are only used for convenience in describing the present invention and simplifying the description, but do not indicate or imply that the devices or elements referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," "third," and the like are used solely to distinguish one from another and are not to be construed as indicating or implying relative importance.

Furthermore, the terms "horizontal", "vertical" and the like do not imply that the components are required to be absolutely horizontal or pendant, but rather may be slightly inclined. For example, "horizontal" merely means that the direction is more horizontal than "vertical" and does not mean that the structure must be perfectly horizontal, but may be slightly inclined.

In the description of the present invention, it should also be noted that, unless otherwise explicitly specified or limited, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Some embodiments of the invention are described in detail below with reference to the accompanying drawings. The embodiments described below and the features of the embodiments can be combined with each other without conflict.

Referring to fig. 1, the present embodiment provides a rotary die apparatus including a feeder 100, a material guide tube 200, and a rotary die set 300; the feeder 100 and the material guide pipe 200 are axially communicated; an adjusting gland 400 is sleeved on the outer peripheral side of the material guide pipe 200, and the adjusting gland 400 is fixedly connected with the feeder 100 and can rotate relative to the material guide pipe 200; the material guide pipe 200 and the feeder 100 are sealed by a packing 500; the rotary die set 300 is fixedly coupled to an end of the guide tube 200 remote from the feeder 100.

In the rotary die apparatus provided in this embodiment, the feeder 100 and the material guiding pipe 200 are axially communicated, the adjusting gland 400 is sleeved on the outer peripheral side of the material guiding pipe 200, and the adjusting gland 400 is fixedly connected to the feeder 100 and can rotate relative to the material guiding pipe 200, so that the material guiding pipe 200 can enable the material in the feeder 100 to enter the material guiding pipe 200 on the basis of rotating relative to the feeder 100; since the rotary die set 300 is fixedly connected to an end of the guide tube 200 away from the feeder 100, the material in the guide tube 200 can be discharged through the rotary die set 300 to obtain the material required for production.

In this process, the guide tube 200 and the feeder 100 are sealed by the packing 500, so that the sealing function can be achieved on the basis of ensuring the rotation of the guide tube 200 relative to the feeder 100, the material in the feeder 100 is prevented from leaking out at the joint with the guide tube 200, and the smooth operation and use of the rotary die device are ensured.

It should be noted that the above-mentioned "axial direction" is a transverse direction, and the feeder 100 and the guide tube 200 are coaxially arranged in left and right directions as shown in fig. 1.

Among them, the feeder 100 may be a screw feeder.

Specifically, the adjusting gland 400 may be fixedly connected to the feeder 100 in various ways, such as screwing, plugging, riveting, etc.

Further, referring to fig. 1 to 4, a first rotating sleeve 600 is fixedly sleeved on the outer circumferential side of the guide tube 200, and the first rotating sleeve 600 has a journal 610; the adjusting gland 400 is provided with a first concave platform 410 and a second concave platform 420 which are oppositely arranged along the axial direction, the first concave platform 410 is provided with a first bearing 430, and the first bearing 430 is sleeved on the journal 610; one end of the feeder 100 is inserted into the second concave table 420 and is tightly connected with the second concave table 420, and the feeder 100 is inwards sunken along the axial direction to form a third concave table 110; the packing 500 is tightly sleeved on the journal 610 and is located in the third recess 110.

With the above arrangement, the journal 610 may limit axial movement of the first bearing 430, so that the position of the first bearing 430 is kept unchanged, and the first rotating sleeve 600 can stably rotate relative to the adjusting gland 400; meanwhile, the filler 500 is tightly sleeved on the journal 610, and the filler 500 is limited between the third concave table 110 and the second concave table 420, so that the axial and radial directions of the filler 500 are both limited, the filler 500 is prevented from shifting, and the sealing performance between the feeder 100 and the material guide pipe 200 is further improved.

Optionally, one end of the feeder 100 may be threadedly coupled to the second recess 420 to facilitate adjustment of the removal and installation of the gland 400.

Referring to fig. 1 and 2, a bottom end of the third pocket 110 is recessed inward in an axial direction to form a fourth pocket 120, and a diameter of the fourth pocket 120 is smaller than a diameter of the third pocket 110; the bottom end of the fourth concave stage 120 is provided with a chamfer; one end of the material guide pipe 200 close to the feeder 100 is clamped on the chamfer.

So set up, on the basis of guaranteeing feeder 100 and passage 200 can the axial intercommunication, to the joint setting of chamfer department, can reduce the material and leak out from junction between them, even there is a small amount of material to leak out from clearance between them, also can't leak out after meetting filler 500, and then play better sealed effect.

Alternatively, the chamfer may be a rounded corner or a rectangular chamfer.

Referring to fig. 1, a bearing seat 700 is mounted on the outer circumference of the feeder 100, and the bearing seat 700 is connected to the feeder 100 via a second bearing 140; can dismantle between bearing frame 700 and the first rotary sleeve 600 and be connected with second rotary sleeve 800, so set up, the dismouting between bearing, first rotary sleeve 600 and the second rotary sleeve 800 of can being convenient for.

Specifically, referring to fig. 1 and 4, a first shoulder 620 is disposed on the first rotating sleeve 600, and the first shoulder 620 is in threaded connection with one end of the second rotating sleeve 800 through a first fastener; the bearing seat 700 is provided with a second shoulder 710, and the second shoulder 710 is in threaded connection with the other end of the second rotating sleeve 800 through a second fastener.

Alternatively, the first and second fasteners may both be screws.

It should be noted that the detachable connection among the first rotary sleeve 600, the bearing seat 700 and the second rotary sleeve 800 is not limited to the above-mentioned manner, and of course, the detachable connection among the three is within the protection scope of the present invention.

Further, referring to fig. 1 and 5, one end of the bearing housing 700 is recessed inward in the axial direction to form a fifth recessed land 720; the outer wall of the feeder 100 has a shoulder 130; the second bearings 140 are axially spaced to form a plurality of groups, at least one group of second bearings 140 is limited between the bottom end of the fifth concave platform 720 and the shaft shoulder 130, so that the bearing seat 700 can be limited in the axial direction of the second bearing 140 on the basis of ensuring that the feeder 100 can rotate relative to the bearing seat, and further the axial direction of the feeder is limited, and smooth conveying of materials is ensured.

In this embodiment, the second bearings 140 may be arranged in two, three, four or more groups.

When the second bearings 140 are arranged into two sets, one set of the second bearings 140 is located at the left end of the bearing seat 700, and the other set of the second bearings 140 is located at the right end of the bearing seat 700, so that the stresses at the left end and the right end of the bearing seat 700 are equal as much as possible, and the multiple sets of the second bearings 140 can work normally.

With reference to fig. 5, the sidewall of the fifth recess 720 extends radially inward to form a boss 721, and the boss 721 divides the space of the fifth recess 720 into at least two regions; wherein, each region is correspondingly provided with a second bearing 140.

In the present embodiment, the bosses 721 partition the space of the fifth land 720 into two areas, and of course, two sets of bosses 721 may be provided to partition the space of the fifth land 720 into three areas.

Further, in at least two regions, at least one region corresponds to set up thrust bearing or deep groove ball bearing, so set up, can improve the stationary nature of bearing frame 700 rotation.

Referring to fig. 1, in the present embodiment, the rotary module 300 includes a rotary die holder 310 and a rotary die 320 mounted on the rotary die holder 310; the rotary die 320 is coaxial with and communicated with the material guide pipe 200;

wherein the rotary die 320 is detachably connected to the rotary die holder 310; the rotary die 320 may be replaced as needed to process the product.

Referring to fig. 1, the rotary mold base 310 is fixedly sleeved on the first rotary sleeve 600; the end of the feeder 100 away from the material guiding pipe 200 is also fixedly connected with a die body so that the material can smoothly enter the feeder 100.

The present embodiments also provide a food product extruding apparatus comprising: the rotary die device is provided. The food extrusion device provided by the embodiment comprises the rotary die device, so that the technical advantages and effects which can be achieved by the food extrusion device also comprise the technical advantages and effects which can be achieved by the rotary die device, and are not repeated herein.

Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; while the invention has been described in detail and with reference to the foregoing embodiments, it will be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; and the modifications or the substitutions do not make the essence of the corresponding technical solutions depart from the scope of the technical solutions of the embodiments of the present invention.

Claims

1. A rotary die apparatus, comprising: a feeder (100), a material guide pipe (200) and a rotary module (300);

the feeder (100) and the material guide pipe (200) are axially communicated;

an adjusting gland (400) is sleeved on the outer peripheral side of the material guide pipe (200), and the adjusting gland (400) is fixedly connected with the feeder (100) and can rotate relative to the material guide pipe (200);

the guide pipe (200) and the feeder (100) are sealed by a filler (500);

the rotating module (300) is fixedly connected to one end, far away from the feeder (100), of the material guide pipe (200).

2. The rotary die apparatus as claimed in claim 1, wherein the outer circumferential side of the guide tube (200) is fixedly sleeved with a first rotary sleeve (600), the first rotary sleeve (600) having a journal (610);

the adjusting gland (400) is provided with a first concave platform (410) and a second concave platform (420) which are oppositely arranged along the axial direction, a first bearing (430) is installed on the first concave platform (410), and the first bearing (430) is sleeved on the journal (610);

one end of the feeder (100) is inserted into the second concave table (420) and is tightly connected with the second concave table (420), and the feeder (100) is inwards recessed along the axial direction to form a third concave table (110);

the filler (500) is tightly sleeved on the shaft neck (610) and is positioned in the third concave platform (110).

3. The rotary die apparatus according to claim 2, wherein a bottom end of the third land (110) is recessed inwardly in the axial direction to form a fourth land (120), a diameter of the fourth land (120) being smaller than a diameter of the third land (110);

the bottom end of the fourth concave platform (120) is provided with a chamfer;

one end of the material guide pipe (200) close to the feeder (100) is clamped on the chamfer.

4. The rotary die device according to claim 2, wherein a bearing seat (700) is sleeved on the outer periphery side of the feeder (100), and the bearing seat (700) is connected with the feeder (100) through a second bearing (140);

a second rotary sleeve (800) is detachably connected between the bearing seat (700) and the first rotary sleeve (600).

5. The rotary die apparatus according to claim 4, wherein the first rotary sleeve (600) is provided with a first shoulder (620), and the first shoulder (620) is threadedly connected to one end of the second rotary sleeve (800) by a first fastener;

and a second shaft shoulder (710) is arranged on the bearing seat (700), and the second shaft shoulder (710) is in threaded connection with the other end of the second rotating sleeve (800) through a second fastener.

6. The rotary die apparatus as claimed in claim 4, wherein one end of the bearing housing (700) is recessed inwardly in the axial direction to form a fifth pocket (720);

the outer wall of the feeder (100) has a shoulder (130);

the second bearings (140) are arranged in multiple groups at intervals along the axial direction, and at least one group of the second bearings (140) is limited between the bottom end of the fifth concave platform (720) and the shaft shoulder (130).

7. The rotary die apparatus according to claim 6, wherein a sidewall of the fifth land (720) extends radially inward to form a boss (721), the boss (721) dividing a space of the fifth land (720) into at least two regions; wherein each region is correspondingly provided with the second bearing (140).

8. The rotary die apparatus as claimed in claim 7, wherein at least one of at least two of the regions is provided with thrust bearings or deep groove ball bearings.

9. The rotary die apparatus according to any one of claims 2 to 8, wherein the rotary die set (300) comprises a rotary die holder (310) and a rotary die (320) mounted on the rotary die holder (310);

the rotary die (320) is coaxial with and communicated with the material guide pipe (200);

the rotary mold base (310) is fixedly sleeved on the first rotary sleeve (600).

10. A food product extrusion apparatus, comprising: a rotary die apparatus as claimed in any one of claims 1 to 9.