CN207119408U - A kind of efficient pulverizing grinder - Google Patents

Abstract

The utility model discloses a high-efficiency crushing and grinding machine, which comprises a shell, a support frame is arranged at the bottom of the shell, the shell is fixed on a support plate set on the top of the support frame, a cone-shaped hopper is set at the top of the inside of the shell, and the cone The shaped hopper is provided with a feeding nozzle, and the middle part of the conical hopper is equipped with a circular feeding cylinder. The two sides of the circular feeding cylinder in the conical hopper are symmetrically equipped with a first crushing roller group and a second crushing roller group respectively. The utility model provides A high-efficiency crushing and grinding machine with a novel structure; the utility model has an ingenious structural design and realizes circular crushing. At the same time, considering the characteristics of the grinding operation, a motor is used to realize the grinding operation and the cycle operation of coarse materials, and the structure is compact; The grinding disc is used for the grinding operation. The ingenious design of the movable grinding disc enables the moving grinding disc to move up and down during the grinding process, which absorbs shock and makes the moving grinding disc always fit the static grinding disc, effectively improving the grinding efficiency; in addition, the discharging mechanism is cleverly set to facilitate the discharging.

Description

A high-efficiency crushing and grinding machine

technical field

The utility model relates to the technical field of food processing, in particular to a high-efficiency crushing and grinding machine.

Background technique

The food processing industry has a relatively long history of development. The food industry refers to the continuous and organized economic activities that mainly use agricultural, fishery, animal husbandry, forestry or chemical industry products or semi-finished products as raw materials to manufacture, extract, and process them into food or semi-finished products. industrial system. With the continuous advancement of science and technology, the modern food industry develops rapidly, the scope and depth of food processing continue to expand, and the science and technology used are becoming more and more advanced; food processing often involves grinding operations, and grinding machines are usually used for grinding operations At present, the grinding machines used in food processing, pharmaceutical, feed and other industries generally have defects such as uneven grinding and low grinding rate, which affect the production efficiency and quality of products.

Utility model content

The purpose of this utility model is to provide a high-efficiency pulverizer to solve the problems raised in the above-mentioned background technology.

In order to achieve the above object, the utility model provides the following technical solutions:

A high-efficiency crushing and grinding machine, including a shell, the bottom of the shell is provided with a support frame, the shell is fixed on the support plate set on the top of the support frame, a conical hopper is provided at the top of the inner side of the shell, and the conical hopper is provided with a lower The mouth of the material pipe, the middle part of the tapered hopper is equipped with a circulating feeding cylinder, and the two sides of the circulating feeding cylinder in the conical hopper are respectively provided with a first crushing roller group and a second crushing roller group, and the first crushing roller group includes the second One crushing roller and the second crushing roller, the second crushing roller group includes the third crushing roller and the fourth crushing roller; the bottom end of the circulating feeding cylinder extends into the lower part of the shell through the opening of the feeding pipe, and the diameter of the circulating feeding cylinder is larger than that of the feeding The diameter of the nozzle is small, and a gap is formed between the outer wall of the circulating feeding cylinder and the inner wall of the feeding nozzle. A conical screen is arranged between the circulating feeding cylinder and the upper side wall of the conical hopper. The side wall of the circulating feeding cylinder corresponds to the screen. A coarse material opening is arranged above the bottom of the net, a spiral lifting shaft for lifting the coarse material is arranged in the circular feeding cylinder, and an annular material inlet is arranged on the top of the housing corresponding to the first crushing roller group and the second crushing roller group; A fixed plate is installed in the middle of the shell corresponding to the opening of the feeding pipe, and a movable grinding disc is arranged under the fixed plate. A grinding disc sleeve penetrating through the moving grinding disc is installed in the middle of the upper side of the moving grinding disc. On the outside of the nozzle, a static grinding disc matching the moving grinding disc is arranged under the moving grinding disc, and a rotating shaft is arranged at the bottom end of the housing, and the center of the static grinding disc is fixed on the top of the rotating shaft, and the rotating shaft is driven by an abrasive motor arranged on the lower side of the support plate , the helical lifting shaft is fixed on the center position on the upper side of the static grinding disc.

As a further solution of the utility model: the top of the housing is provided with an upwardly protruding arc-shaped deflector corresponding to the top of the circulating feeding cylinder.

As a further solution of the utility model: the movable grinding disc is a conical disc-shaped shell structure, and the static grinding disc is a conical disc-shaped grinding disc structure matched with the movable grinding disc.

As a further solution of the utility model: the left and right sides of the movable grinding table are provided with movable sleeves, the movable sleeves are fitted in the fixed sleeves, and the top of the fixed sleeves is fixed on the lower side of the fixed plate.

As a further solution of the utility model: the fixed sleeve and the movable sleeve are provided with a spring, one end of the spring is connected with the fixed plate in the fixed sleeve, and the other end is connected with the movable grinding disc.

As a further solution of the present utility model: the line connecting the axes of the first crushing roller and the second crushing roller is arranged obliquely in the lower right direction.

As a further solution of the utility model: the bottom of the housing is provided with a discharge channel, and the discharge channel is horizontally arranged on one side of the bottom of the housing and communicates with the bottom of the housing.

As a further solution of the utility model: the bottom plate on the other side of the bottom end of the housing is set to be inclined toward the discharge channel, and a spiral discharge shaft is arranged in the discharge channel, and the spiral discharge shaft is arranged outside the discharge channel. Driven by a discharge motor, the discharge motor is accommodated between the inclined bottom plate and the support plate.

Compared with the prior art, the beneficial effects of the utility model are:

The utility model provides a high-efficiency crushing and grinding machine with a novel structure; the utility model has an ingenious structural design, which can crush materials before grinding, greatly improving the grinding efficiency, and realizing circular crushing at the same time. Grinding operation and coarse material cycle operation, compact structure; In addition, the moving grinding table and static grinding table are used for grinding operation. The ingenious design of the moving grinding table makes the moving grinding table move up and down during the grinding process, and the shock absorption makes the moving grinding table always fit the static grinding table. , effectively improve the grinding efficiency; in addition, the discharge mechanism is cleverly set to facilitate the discharge.

Description of drawings

Figure 1 is a schematic diagram of the structure of a high-efficiency pulverizer.

Fig. 2 is a partially enlarged schematic diagram of the circulating feeding cylinder in the high-efficiency pulverizing mill.

Fig. 3 is a structural schematic diagram of a fixed sleeve and a movable sleeve in a high-efficiency pulverizer.

Detailed ways

The technical solution of this patent will be described in further detail below in conjunction with specific embodiments.

Please refer to Figures 1-3, a high-efficiency pulverizer, including a housing 1, the bottom of the housing 1 is provided with a support frame 7, the housing 1 is fixed on the support plate 6 provided on the top of the support frame 7, the housing 1 The inner top is provided with a conical hopper 19, and the conical hopper 19 is provided with a feeding nozzle 29. The central part of the conical hopper 19 is equipped with a circular feeding cylinder 18, and the two sides of the conical hopper 19 are symmetrically provided with A first crushing roller group and a second crushing roller group, the first crushing roller group includes a first crushing roller 17 and a second crushing roller 26, and the second crushing roller group includes a third crushing roller 21 and a fourth crushing roller 22; The bottom end of the circulating feeding cylinder 18 extends into the lower part of the housing 1 through the feeding nozzle 29. The diameter of the circulating feeding cylinder 18 is smaller than the diameter of the feeding nozzle. In the gap, a conical screen 28 is arranged between the circulating feeding cylinder 18 and the upper side wall of the conical hopper 19, and a coarse material port 17 is arranged above the bottom end of the corresponding screen 28 on the side wall of the circulating feeding cylinder 18. The feeding cylinder 18 is provided with a spiral lifting shaft 24 for lifting coarse materials, and the top of the housing is corresponding to the top of the circulating feeding cylinder 18. An upwardly protruding arc-shaped guide plate 25 is arranged on the top of the housing; the top of the housing corresponds to the first crushing roller group and the second The group of crushing rollers is provided with an annular material inlet 23 .

In the housing 1, a fixed plate 16 is arranged at the middle position corresponding to the opening 29 of the feeding nozzle, and a movable grinding table 14 is arranged below the fixed plate 16. The position is provided with the millstone bushing 15 that runs through the movable millstone 14. The millstone bushing 15 is set on the outside of the discharge nozzle 29 of the tapered hopper 19. The left and right sides of the movable millstone are provided with movable sleeves 4, and the movable sleeve 4 is set on the In the fixed sleeve 2, the top of the fixed sleeve 2 is fixed on the lower side of the fixed plate 16, the fixed sleeve 2 and the movable sleeve 4 are provided with a spring 3, one end of the spring 3 is connected with the fixed plate in the fixed sleeve 2, and the other end is connected with the movable grinding disc. Connected, the bottom of the movable grinding disc 14 is provided with a cone-shaped disc-shaped static grinding disc 5 that cooperates with the moving grinding disc 14, the bottom end of the housing is provided with a rotating shaft 9, and the center of the static grinding disc 5 is fixed on the top of the rotating shaft 9, and the rotating shaft 9 is formed by The abrasive motor 10 arranged on the lower side of the support plate 6 is driven, and the spiral lifting shaft 24 is fixed on the center position of the upper side of the static grinding disc 5 .

The bottom end of the housing 1 is provided with a discharge channel 13, and the discharge channel 13 is horizontally arranged on one side of the bottom end of the housing 1 and communicated with the bottom end of the housing 1; the bottom plate 8 on the other side of the bottom end of the housing 1 is provided It is inclined toward the discharge channel, and the discharge channel 13 is provided with a screw discharge shaft 12, and the screw discharge shaft 12 is driven by the discharge motor 11 provided outside the discharge channel 13, and the discharge motor 11 is accommodated on the inclined bottom plate 8 and the support plate 6.

The line connecting the axes of the first crushing roller 17 and the second crushing roller 26 is arranged obliquely in the lower right direction.

The working principle of the utility model is: the utility model provides a high-efficiency crushing and grinding machine with a novel structure; the material is crushed before grinding, which greatly improves the grinding efficiency, and the material enters the shell 1 through the annular feeding port 23, and the The first crushing roller group and the second crushing roller group crush the materials, and the coarse particles that are preliminarily crushed enter the circulating feeding cylinder 18 through the coarse material port 17 provided on the side wall of the circulating feeding cylinder 18 above the bottom of the screen. The set spiral lifting shaft 24 goes to the inner top of the housing 1, and is shunted to the first crushing roller group and the second crushing roller group on both sides through the deflector 25 for secondary crushing. In this way, the crushing effect of the material is good and the crushing effect is good. The final fine particles pass through the screen 28 and enter between the movable grinding table 14 and the static grinding table 5 below the housing 1. The static grinding table 5 is driven by the abrasive motor 10 and the moving grinding table 14 is matched with abrasive materials. The spiral lifting shaft 24 is fixed on the upper side of the static grinding table 5. At the center position, the rotation is driven by the static grinding disc 5, and the structural design is ingenious; considering that the speed requirements of the spiral lifting shaft and the grinding are relatively slow and the required power is low, a motor is used to drive energy saving; the spiral lifting shaft is omitted 24 drive motors; compact structure; the movable disc 14 is set in the fixed sleeve on the lower side of the fixed plate 16 through the movable sleeve 4, and a spring for returning left and right is arranged in the middle, the movable disc 14 moves up and down during the grinding process, and the shock absorption makes the The moving grinding disc is always attached to the static grinding disc in the left and right sides of the spring return, which effectively improves the grinding efficiency; after the material is ground, it enters the discharge channel 13 through the inclined bottom plate 8, and is discharged by the spiral discharge shaft 12 in the discharge channel 13, which is convenient for discharge. material.

The preferred implementation of this patent has been described in detail above, but this patent is not limited to the above-mentioned implementation, and within the knowledge of those of ordinary skill in the art, it can also be made without departing from the purpose of this patent. Variations.

Claims (8)

1. A high-efficiency pulverizing grinder, comprising a housing, is characterized in that a support frame is provided at the bottom of the housing, the housing is fixed on a support plate provided at the top of the support frame, and a conical hopper is provided at the top of the inside of the housing, The conical hopper is provided with a discharge nozzle, and the middle part of the conical hopper is equipped with a circular feeding cylinder. The two sides of the circular feeding cylinder in the conical hopper are respectively provided with a first crushing roller group and a second crushing roller group symmetrically. A crushing roller group includes a first crushing roller and a second crushing roller, and the second crushing roller group includes a third crushing roller and a fourth crushing roller; The diameter of the feeding cylinder is smaller than the diameter of the feeding nozzle, and a gap is formed between the outer wall of the circulating feeding cylinder and the inner wall of the feeding nozzle, and a conical screen is arranged between the circulating feeding cylinder and the upper side wall of the conical hopper. The side wall of the feeding cylinder is provided with a coarse material opening corresponding to the top of the bottom of the screen, and the circular feeding cylinder is provided with a spiral lifting shaft for lifting the coarse material. Material inlet; a fixed plate is arranged in the middle of the corresponding feeding pipe mouth in the housing, a movable grinding disc is arranged under the fixed plate, and a grinding disc sleeve penetrating through the moving grinding disc is arranged in the middle of the upper side of the moving grinding disc, and the grinding disc casing is set On the outside of the discharge nozzle of the conical hopper, a static grinding disc matching the moving grinding disc is arranged under the moving grinding disc, a rotating shaft is arranged at the bottom end of the housing, the center of the static grinding disc is fixed on the top of the rotating shaft, and the rotating shaft is lowered by a supporting plate. Driven by an abrasive motor arranged on the side, the spiral lifting shaft is fixed on the center position on the upper side of the static grinding disc. 2. The high-efficiency crushing and grinding machine according to claim 1, characterized in that, the top of the housing is provided with an upwardly protruding arc-shaped deflector corresponding to the top of the circulating feeding cylinder. 3. The high-efficiency crushing and grinding machine according to claim 1, characterized in that, the moving grinding disc is a conical disc-shaped shell structure, and the static grinding disc is a conical disc-shaped grinding disc structure matched with the moving grinding disc. 4. The high-efficiency crushing and grinding machine according to claim 1, characterized in that movable sleeves are arranged on the left and right sides of the movable grinding table, the movable sleeves are fitted in the fixed sleeves, and the top of the fixed sleeves is fixed on the lower side of the fixed plate. 5. The high-efficiency crushing and grinding machine according to claim 3, characterized in that, the fixed sleeve and the movable sleeve are provided with a spring, one end of the spring is connected to the fixed plate in the fixed sleeve, and the other end is connected to the movable grinding disc. 6. The high-efficiency crushing and grinding machine according to claim 1, characterized in that, the line connecting the axes of the first crushing roller and the second crushing roller is arranged obliquely in the lower right direction. 7. The high-efficiency crushing and grinding machine according to claim 1, characterized in that, the bottom end of the housing is provided with a discharge channel, and the discharge channel is horizontally arranged on one side of the bottom end of the housing and communicates with the bottom end of the housing. 8. The high-efficiency crushing and grinding machine according to claim 7, characterized in that, the bottom plate on the other side of the bottom end of the housing is arranged to be inclined to the discharge channel, and a spiral discharge shaft is arranged in the discharge channel, and the spiral discharge shaft is arranged in the discharge channel. The material shaft is driven by a discharge motor arranged outside the discharge channel, and the discharge motor is accommodated between the inclined bottom plate and the support plate.