Meat grinder for beef processing

Abstract

The utility model discloses a meat mincer for beef processing, which comprises a frame, a motor, a shell, a meat mincing cylinder and a feed hopper, and a meat mincing screw and a rotary blade are mounted in the meat mincing cylinder. The gradual change type thread protrusions are arranged on the periphery of the meat mincing screw rod, the gradual change type thread protrusions outside the meat mincing screw rod are designed in a gradual change type thread mode, the gradual process of coarse processing and fine processing of beef is achieved, the meat mincing process is smooth and free of winding, heating of a motor is less, and production energy consumption is saved. The path formed by the gradually-changed threads is shorter than the path formed by the uniform threads, and meanwhile, the gradually-changed thread protrusions are matched with the inner wall of the meat mincing barrel, so that few food materials are left in the meat mincing barrel, and the meat mincing efficiency of the meat mincing machine can be improved; the steering direction of the motor is controlled through the control switch, when blockage occurs, the servo motor can be controlled to rotate reversely to exit food materials, the meat mincing cylinder assembly does not need to be disassembled, and the meat mincing efficiency is improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to beef processing field especially uses the meat grinder of beef processing. BACKGROUND

[0002] Automatic meat grinder is a kind of common cutting tool in modern society, and meat is often cut quickly by high-speed rotating cutter, and meat is processed into granular meat of different specifications, and the cutter can be replaced according to different meat and requirements.

[0003] At present, meat food processing factory adopts screw propelling type meat grinder, and meat material and cutter are contacted under the action of screw extrusion force, so that meat material is continuously discharged outward. However, the existing meat grinder enters the meat grinder cylinder from the meat inlet, and exits from the meat outlet, so that the sinew of meat is easily generated, and the flexible material such as beef tendon or skin is easily wound on the conveying rod, the conveying rod is blocked, the meat grinder is forced to stop, the agitator is restarted after the blockage is cleaned, and then the use efficiency is seriously affected, and the energy consumption of the agitator is increased. In addition, when the existing screw propelling type meat grinder is used, meat residues are easily left in the meat grinder cylinder for a long time, and the meat grinding efficiency is low. UTILITY MODEL CONTENTS

[0004] The utility model solves the technical problem of overcoming the defects of prior art, and provides a meat grinder for beef processing.

[0005] In order to solve the above technical problems, the utility model provides the following technical scheme:

[0006] The utility model discloses a meat grinder for beef processing, which comprises a rack, a motor installed on the rack, an outer shell fixed on the top of the rack and a meat grinder cylinder arranged in the outer shell, a feeding hopper connected to the top of the meat grinder cylinder, a meat grinding screw and a rotary blade installed in the meat grinder cylinder, a transmission shaft connected to one end of the meat grinding screw, a transmission wheel fixedly connected to one end of the transmission shaft, a protective cover covered on the outer side of the transmission wheel, a belt connected between the output end of the motor and the transmission wheel for driving the meat grinding screw to rotate, a sieve plate detachably connected to one end of the meat grinder cylinder, a bearing seat connected to the other end of the meat grinder cylinder, a bearing arranged in the bearing seat for supporting the transmission shaft, a plurality of supporting feet connected to the bottom of the meat grinder cylinder, gradually changing thread protrusions arranged on the outer periphery of the meat grinding screw and a control switch arranged on the rack.

[0007] As a preferred technical scheme of the utility model, the meat grinder cylinder is conical, the large end of the cone is fixedly connected with the sieve plate through threads, the small end of the cone is fixedly connected with the bearing seat through threads, the top of the meat grinder cylinder is provided with a conical through hole, the feeding hopper is conical with a large upper part and a small lower part, and the bottom of the feeding hopper is in communication with the through hole in the top of the meat grinder cylinder.

[0008] As a preferred technical scheme of the utility model, the meat mincing screw is coaxially arranged with the meat mincing barrel, the meat mincing screw is conical, the small end of the cone is connected with one end of the transmission shaft through thread, the large end of the cone is connected with the rotary blade through thread fastening, and the rotary shaft of the large end of the cone of the meat mincing screw is rotatably connected with the center of the sieve plate.

[0009] As a preferred technical scheme of the utility model, the rotary blade comprises a plurality of conical blades uniformly distributed along the circumference, the conical bevel of the blade is arranged towards the sieve plate, and is used for mincing the beef accumulated at the end of the meat mincing barrel.

[0010] As a preferred technical scheme of the utility model, the sieve plate is circular, and the sieve plate is provided with through holes uniformly arranged along the circumference.

[0011] As a preferred technical scheme of the utility model, the gradually changing thread convex is formed by helical convex edges with different inclinations, the pitch of the thread gradually changes at the helical convex edges, the width of the helical convex edges gradually decreases, and the width of the helical convex edges gradually decreases towards the sieve plate.

[0012] As a preferred technical scheme of the utility model, the motor is a servo motor, the control switch is electrically connected with the motor, and is used for controlling the forward and reverse rotation of the motor.

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

[0014] 1. The gradually changing thread convex on the outer periphery of the meat mincing screw adopts a gradually changing thread design, realizes the gradual process of beef rough and fine processing, and realizes smooth meat stirring process without winding, so that the motor heating is less, and the production energy consumption is saved.

[0015] 2. The control switch is used for controlling the rotation direction of the motor, when beef tendon blockage occurs, the servo motor is reversely rotated to exit the food material, without the need of disassembling the meat mincing barrel assembly, so that the meat mincing efficiency is improved. BRIEF DESCRIPTION OF DRAWINGS

[0016] The drawings are used to provide further understanding of the utility model, and constitute a part of the specification, are used together with the embodiments of the utility model to explain the utility model, and do not constitute the limitation to the utility model.

[0017] Figure 1 It is the overall structure schematic view of the utility model;

[0018] Figure 2 is the front view of the utility model;

[0019] Figure 3 is the sectional structure view of the utility model;

[0020] Figure 4 is the sectional view of the meat mincing screw in the utility model;

[0021] Figure 5 is the front view of the meat mincing screw in the utility model;

[0022] In the drawing: 1, frame; 2, motor; 3, shell; 4, meat mincing barrel; 5, feed hopper; 6, meat mincing screw; 7, rotary blade; 8, transmission shaft; 9, transmission wheel; 10, protective cover; 11, sieve plate; 12, bearing seat; 13, bearing; 14, supporting leg; 15, gradually changing thread convex; 16, control switch. DETAILED DESCRIPTION

[0023] The preferred embodiments of the utility model are described below in conjunction with the drawings, and it should be understood that the preferred embodiments described here are only used to illustrate and explain the utility model, and are not used to limit the utility model.

[0024] Wherein the same reference numerals in the drawings all refer to the same parts.

[0025] As Figures 1-5 shown, the utility model provides a meat mincing machine for beef processing, including frame 1, motor 2, shell 3 and meat mincing barrel 4, the top welding of meat mincing barrel 4 has feed hopper 5, is installed with meat mincing screw 6 and rotary blade 7 in meat mincing barrel 4, and the small end end of meat mincing screw 6 is connected with transmission shaft 8 through thread, and one end of transmission shaft 8 is fixed with transmission wheel 9 through key connection, and the outside of transmission wheel 9 is covered with protective cover 10, and the output end of motor 2 is connected with transmission wheel 9 belt, and one end of meat mincing barrel 4 is connected with sieve plate 11, and the other end of meat mincing barrel 4 is connected with bearing seat 12. Meat enters into meat mincing barrel 4 through feed hopper 5, is fully minced after being minced by meat mincing screw 6 and rotary blade 7, and is discharged from the side of sieve plate 11.

[0026] As preferred, the base of motor 2 is fixed in the middle part of frame 1 through thread connection, the bottom of shell 3 is fixed on the top of frame 1 through bolt, meat mincing barrel 4 is arranged in the inside of shell 3, bearing 13 for supporting transmission shaft 8 is fixedly connected in bearing seat 12, a plurality of supporting legs 14 are welded on the bottom of meat mincing barrel 4, gradually changing thread convex 15 for cutting beef is arranged on the outer periphery of meat mincing screw 6, and control switch 16 is further arranged on frame 1.

[0027] Further, as Figures 3-4As shown, the meat grinding cylinder 4 is conical, the large end of the cone is fixedly connected with the sieve plate 11 through thread, used to block the beef not ground in the working position of the rotary blade 7, the small end of the cone is fixedly connected with the bearing seat 12 through thread, used to fix the bearing seat 12. The top of the meat grinding cylinder 4 is provided with a conical through hole, the feeding hopper 5 is conical with the top larger than the bottom, the conical bottom is communicated with the through hole of the top of the meat grinding cylinder 4, when the beef is transmitted into the feeding hopper 5 through the external transmission belt (not shown), it falls into the conical through hole of the top of the meat grinding cylinder 4 and enters the meat grinding cylinder 4 to be ground through the pulling force of the meat grinding screw 6.

[0028] Further, the meat grinding screw 6 is coaxially arranged with the meat grinding cylinder 4, the meat grinding screw 6 is conical, the end face of the small end of the cone is threadedly connected with the inner side of one end of the transmission shaft 8, the large end of the cone is threadedly fixedly connected with the rotary blade 7, the rotary shaft of the large end of the cone is rotatably connected with the center of the sieve plate 11, the meat grinding screw 6 and the rotary blade 7 can realize synchronous rotation. In this way, when the beef enters the meat grinding cylinder 4 from the position of the conical through hole of the meat grinding cylinder 4, it is gradually rotated and extruded along the spiral line by the meat grinding screw 6 to the working position of the rotary blade 7, and then is ground by the rotary blade 7.

[0029] Further, the rotary blade 7 includes a plurality of conical blades uniformly distributed along the circumference, used to grind the beef accumulated at the end of the meat grinding cylinder 4. As preferred, the blades are provided with 4 pieces, the conical edges of the blades are arranged towards the sieve plate 11, in the process of cutting beef, the conical edges can continuously provide lateral extrusion force to the beef, increasing the grinding efficiency, when the meat is extruded to the end of the meat grinding cylinder 4 by the meat grinding screw 6, it is high-speed extruded and cut by the rotary blade 7.

[0030] Further, the sieve plate 11 is circular, the sieve plate 11 is provided with through holes uniformly arranged along the circumference, according to the size of the required meat stuffing, the sieve plate 11 with different aperture specifications can be selected, when the beef reaches the end of the meat grinding cylinder 4, it is discharged from the through holes of the sieve plate 11 through the lateral extrusion action of the rotary blade 7, the beef with size larger than the diameter of the through holes is blocked by the sieve plate 11 in the working position of the rotary blade 7, so as to be further cut and ground by the rotary blade 7, when it is ground to be smaller than the diameter of the through holes of the sieve plate 11, it can be discharged through the through holes of the sieve plate 11.

[0031] Further, as shown in the drawings, Figure 5As shown, the gradual thread convex 15 is formed by helical ribs with different inclinations, the pitch of the thread is gradually changed at the helical ribs, the helical rib width gradually decreases towards the large end of the meat screw 6, the rib edge of the cut beef changes from wide to narrow, the gradual thread design of the gradual thread convex 15 realizes the gradual process of rough and fine processing, the meat stirring process is smoother and without winding, the motor heating is less, and the production energy consumption is saved. The outer diameter of the gradual thread convex 15 matches the inner diameter of the meat grinding cylinder 4, the path formed by the gradual thread is shorter than the path formed by the uniform thread, the residence time of the beef in the meat grinding cylinder 4 is short, and meanwhile, the size of the gradual thread convex 15 matches the size of the inner wall of the meat grinding cylinder 4, so that the food remaining in the meat grinding cylinder 4 is less, and the meat grinding efficiency of the meat grinder is improved.

[0032] Further, the motor 2 is a servo motor, the control switch 16 is electrically connected with the motor 2, the control switch 16 can be used for controlling the forward and reverse rotation of the motor 2, when the beef cutting process encounters the beef tendon which is difficult to cut and is blocked, the motor 2 can be reversed to exit the food by the control switch 16, without the need to disassemble the meat grinding cylinder assembly, the operation is convenient, and the meat grinding efficiency is improved.

[0033] The use mode of the utility model is as follows:

[0034] 1, start the control switch 16, the motor 2 starts to rotate, drives the transmission wheel 9 to rotate through the belt, and the power is transmitted to the meat screw 6 through the transmission shaft 8, drives the gradual thread convex 15 on the meat screw 6 to rotate;

[0035] 2, the beef to be cut falls into the feeding hopper 5 through the conveyor belt (not shown), enters the meat grinding cylinder 4 through the conical through hole at the top of the meat grinding cylinder 4, is gradually rotated and extruded along the spiral track by the meat screw 6 to the working position of the rotary blade 7, and then is ground by the rotary blade 7;

[0036] 3, is discharged from the through hole on the sieve plate 11 through the lateral extrusion of the rotary blade 7, the beef larger than the diameter of the through hole of the sieve plate 11 is blocked by the sieve plate 11, is further cut and ground by the rotary blade 7, and is discharged through the through hole after being ground to be smaller than the diameter of the through hole of the sieve plate 11.

[0037] Finally, it should be noted that: the above only for preferred embodiment of the utility model has been described in detail with reference to the foregoing embodiments, for the person skilled in the art, it still can modify the technical scheme recorded in the foregoing each embodiment, or equivalent replacement to part of technical features. Any modification, equivalent replacement, improvement, etc. within the spirit and principle of the utility model should be included in the protection scope of the utility model.

Claims

1. A meat grinder for beef processing, comprising a frame (1), a motor (2) installed on the frame (1), a shell (3) fixed on the top of the frame (1) and a meat grinding cylinder (4) arranged in the shell (3), characterized in that: The meat grinder cylinder (4) is connected with a feeding hopper (5) at the top, and a meat grinding screw (6) and a rotating blade (7) are installed in the meat grinder cylinder (4), one end of the meat grinding screw (6) is connected with a transmission shaft (8), one end of the transmission shaft (8) is fixedly connected with a transmission wheel (9), the transmission wheel (9) is covered with a protective cover (10) on the outside, the output end of the motor (2) is connected with the transmission wheel (9) through a belt, which is used for driving the meat grinding screw (6) to rotate, one end of the meat grinder cylinder (4) is detachably connected with a sieve plate (11), the other end of the meat grinder cylinder (4) is connected with a bearing seat (12), the bearing seat (12) is provided with a bearing (13) for supporting the transmission shaft (8), the bottom of the meat grinder cylinder (4) is connected with a plurality of supporting legs (14), a gradually changing thread convex (15) is arranged on the outer periphery of the meat grinding screw (6), and a control switch (16) is further arranged on the rack (1).

2. The meat grinder for processing beef according to claim 1, wherein The meat grinder cylinder (4) is conical, the large end of the cone is fixedly connected with the sieve plate (11) through threads, and the small end of the cone is fixedly connected with the bearing seat (12) through threads, the top of the meat grinder cylinder (4) is provided with a conical through hole, and the feeding hopper (5) is conical with a large upper part and a small lower part, and the bottom of the feeding hopper (5) is in communication with the through hole at the top of the meat grinder cylinder (4).

3. The meat grinder for processing beef according to claim 1, wherein The meat grinding screw (6) is coaxially arranged with the meat grinder cylinder (4), the meat grinding screw (6) is conical, the small end of the cone is connected with one end of the transmission shaft (8) through threads, and the large end of the cone is fixedly connected with the rotating blade (7) through threads, and the rotating shaft of the large end of the cone of the meat grinding screw (6) is rotatably connected with the center of the sieve plate (11).

4. The meat grinder for processing beef according to claim 1, wherein The rotating blade (7) comprises a plurality of conical blades uniformly distributed along the circumference, and the conical inclined edges of the blades are arranged towards the sieve plate (11) and used for grinding the beef accumulated at the end of the meat grinder cylinder (4).

5. The meat grinder for processing beef according to claim 1, wherein The sieve plate (11) is circular, and a plurality of through holes are arranged on the sieve plate (11) and uniformly distributed along the circumference.

6. The meat grinder for processing beef according to claim 1, wherein The gradually changing thread convex (15) is formed by helical convex edges with different inclinations, the pitch of the thread gradually changes at the helical convex edges, and the width of the helical convex edges gradually decreases towards the sieve plate (11).

7. The meat grinder for processing beef according to claim 1, wherein The motor (2) is a servo motor, the control switch (16) is electrically connected with the motor (2) and used for controlling the forward and reverse rotation of the motor (2).

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