Material crusher with screening structure

Abstract

The utility model belongs to the field of crushers, and particularly relates to a material crusher with a screening structure, which comprises a bottom plate, the edge of the upper end of the bottom plate is fixedly connected with a plurality of support legs, the tops of the plurality of support legs are jointly and fixedly connected with a casing, and the top of the casing is fixedly provided with a motor. An output shaft of the motor penetrates through the machine shell and is connected with the machine shell through a bearing, a rotating shaft is fixedly connected to the tail end of the output shaft, a plurality of movable smashing cutters are fixedly connected to the middle section of a shaft body of the rotating shaft, and a plurality of static smashing cutters are fixedly connected to the upper portion of the inner wall of the machine shell. The movable crushing cutter driven by the motor is arranged on the inner side of the machine shell, the static crushing cutter is fixed to the inner wall of the machine shell, materials can be basically crushed, then the conical filter screen is arranged in the machine shell, the crushed materials are screened through the conical filter screen, coarse materials can be discharged through the coarse material outlet, and the crushing efficiency is improved. And the fine materials fall into a fine material box below the machine shell.

Description

Technical Field

[0001] The utility model belongs to the field of material crushers, and in particular relates to a material crusher with a screening structure. Background Art

[0002] Crushing materials and then further processing them is a process often encountered in the production industries such as chemical and pharmaceutical industries. According to the invention application patent with application publication number CN107537646A, a material crusher is proposed, including a shell, a feed port is provided on the upper part of the shell, a cover body is provided above the feed port, a rotating disk is provided in the cover body, a rotating shaft is provided below the rotating disk, a large tool group and a small tool group are provided on the rotating shaft, and the large tool group and the small tool group are arranged alternately on the rotating shaft, an inner toothed disk is provided inside the shell, a filter screen is provided at the bottom of the shell, a guide plate is provided below the filter screen, and a discharge port is provided on one side of the bottom of the shell.

[0003] When the existing material crusher crushes the material, the particles of the material are inconsistent and piled together, which is difficult to distinguish. In addition, the crushed material is not easy to be discharged from the equipment. Therefore, it needs to be improved. Summary of the invention

[0004] The utility model aims to provide a material crusher with a screening structure, which solves the problem that when the existing material crusher crushes the material, the material particles are inconsistent and piled up, which is difficult to distinguish. At the same time, it solves the problem that the crushed material is difficult to be discharged from the equipment.

[0005] In order to achieve the above-mentioned purpose, the utility model provides a material crusher with a screening structure, comprising a bottom plate, a plurality of supporting legs are fixedly connected to the upper edge of the bottom plate, and the tops of the plurality of supporting legs are commonly fixedly connected to a casing, a motor is fixedly installed on the top of the casing, the output shaft of the motor passes through the casing and is connected to the casing through a bearing, a rotating shaft is fixedly connected to the end of the output shaft, a plurality of dynamic crushing knives are fixedly connected to the middle section of the shaft body of the rotating shaft, a plurality of static crushing knives are fixedly connected to the upper part of the inner wall of the casing, a special-shaped rod is fixedly connected to the lower section of the shaft body of the rotating shaft, a plurality of fixed rods are fixedly connected to the inner side of the bottom opening of the casing, a support plate is commonly fixedly connected between the plurality of fixed rods, a guide rod is fixedly connected to the upper end of the support plate, a sliding sleeve is slidably sleeved on the outer side of the guide rod, a conical filter screen is fixedly connected to the top of the sliding sleeve, a slope block is fixedly connected to the top of the conical filter screen, and the slope block conflicts with the special-shaped rod, and a feed port is fixedly connected to the top of the casing.

[0006] The principle of the utility model is that when in use, the motor is first started, the motor drives the rotating shaft to rotate, the rotating shaft drives the dynamic crushing knife to rotate, and then the material is put into the casing through the feeding port, and then the passive crushing knife and the static crushing knife jointly crush the material, and the crushed material is filtered through the conical filter screen, and the fine material falls into the fine material box after passing through the mesh of the conical filter screen, and the rotation of the rotating shaft will drive the special-shaped rod to rotate, so that it rotates on the surface of the inclined block, and then cooperate with the elastic force of the spring to make the conical filter screen vibrate up and down repeatedly, so that not only can the conical filter screen itself be prevented from being blocked, but also the discharge of fine materials is convenient.

[0007] The beneficial effect of the utility model is that by arranging a dynamic crushing knife driven by an electric motor on the inner side of the casing and a static crushing knife fixed to the inner wall of the casing, the material can be basically crushed, and then a conical filter is arranged in the casing, so that the crushed material is screened through the conical filter, the coarse material can be discharged through the coarse material outlet, and the fine material falls into the fine material box below the casing.

[0008] A guide rod, a sliding sleeve and a spring are arranged below the conical filter to provide elastic support for the conical filter, and then a slope block is arranged on the top of the conical filter. When the rotating shaft is driven by the motor, the special-shaped rod on the rotating shaft will rotate on the surface of the slope block, and then cooperate with the elastic force of the spring to make the conical filter vibrate up and down repeatedly. In this way, it can not only prevent the conical filter from being blocked itself, but also facilitate the discharge of fine materials.

[0009] Furthermore, a slip ring is fixedly connected to the bottom edge of the conical filter, and the slip ring is slidably connected to the inner side of the casing. The setting of the slip ring has a guiding effect on the material filtered on the conical filter.

[0010] Furthermore, a spring is arranged inside the sliding sleeve, one end of the spring is fixedly connected to the guide rod, and the other end of the spring is fixedly connected to the inner surface of the sliding sleeve. By setting the spring, the elastic force can be applied back to the conical filter screen.

[0011] Furthermore, a corrugated sleeve is fixedly connected to the upper end of the support plate and located outside the guide rod, and the corrugated sleeve is fixedly connected to the sliding sleeve. The arrangement of the corrugated sleeve has a guiding effect on the spring.

[0012] Furthermore, a flow guide cover is fixedly connected to the inner side of the housing and located between the static crushing blade and the conical filter screen, and the flow guide cover is made of stainless steel. The flow guide cover has a flow guiding effect on the crushed materials.

[0013] Furthermore, a coarse material outlet is provided on the side wall of the casing, and a receiving tray is fixedly connected to the outer side of the casing. The coarse material outlet is provided to facilitate the discharge of the screened fine material.

[0014] Furthermore, a fine material box is placed in the middle of the upper end of the bottom plate, a limit ring is fixedly connected to the upper end of the bottom plate, and the limit ring is slidably connected to the inner side of the fine material box. The fine material box is arranged to facilitate receiving coarse materials. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 This is a three-dimensional diagram of the overall structure of a material crusher with a screening structure according to an embodiment of the present invention;

[0016] Figure 2 A material crusher with a screening structure according to an embodiment of the present invention Figure 1 A front cross-sectional view of

[0017] Figure 3 A material crusher with a screening structure according to an embodiment of the present invention Figure 2 A three-dimensional diagram of the local structure. DETAILED DESCRIPTION

[0018] The following is further described in detail through specific implementation methods:

[0019] The figure marks in the drawings of the specification include: base plate 1, support leg 2, casing 3, motor 4, rotating shaft 5, dynamic crushing knife 6, static crushing knife 7, special-shaped rod 8, fixed rod 9, support plate 10, guide rod 11, sliding sleeve 12, conical filter screen 13, slip ring 14, inclined block 15, spring 16, corrugated sleeve 17, guide cover 18, material inlet 19, coarse material outlet 20, receiving tray 21, fine material box 22, and limit ring 23.

[0020] like Figure 1 , Figure 2 As shown, the present embodiment provides a material crusher with a screening structure, including a base plate 1, a plurality of supporting legs 2 are fixedly connected to the upper edge of the base plate 1, and the tops of the plurality of supporting legs 2 are commonly fixedly connected to a casing 3, a motor 4 is fixedly installed on the top of the casing 3, an output shaft of the motor 4 passes through the casing 3 and is connected to the casing 3 through a bearing, a rotating shaft 5 is fixedly connected to the end of the output shaft, a plurality of dynamic crushing knives 6 are fixedly connected to the middle section of the shaft body of the rotating shaft 5, a plurality of static crushing knives 7 are fixedly connected to the upper inner wall of the casing 3, and a special-shaped rod 8 is fixedly connected to the lower section of the shaft body of the rotating shaft 5.

[0021] like Figure 2 , Figure 3As shown, a plurality of fixed rods 9 are fixedly connected to the inner side of the bottom opening of the housing 3, and a support plate 10 is fixedly connected between the plurality of fixed rods 9. A guide rod 11 is fixedly connected to the upper end of the support plate 10, and a sliding sleeve 12 is slidably sleeved on the outer side of the guide rod 11. A conical filter screen 13 is fixedly connected to the top of the sliding sleeve 12, and a slip ring 14 is fixedly connected to the bottom edge of the conical filter screen 13, and the slip ring 14 is slidably connected to the inner side of the housing 3. The setting of the slip ring 14 has a guiding effect on the material filtered on the conical filter screen 13, and a slope block 15 is fixedly connected to the top of the conical filter screen 13, and the slope block 15 is in conflict with the special-shaped rod 8, and a feed port 19 is fixedly connected to the top of the housing 3. A spring 16 is arranged on the inner side of the sliding sleeve 12, and one end of the spring 16 is fixedly connected to the guide rod 11, and the other end of the spring 16 is fixedly connected to the inner surface of the sliding sleeve 12. The setting of the spring 16 can act elastic force back to the conical filter screen 13. The upper end of the support plate 10 and the outer side of the guide rod 11 are fixedly connected with a bellows sleeve 17, and the bellows sleeve 17 is fixedly connected with the sliding sleeve 12. The bellows sleeve 17 has a guiding effect on the spring 16.

[0022] like Figure 1 , Figure 2 As shown, a flow guide hood 18 is fixedly connected to the inner side of the casing 3 and located between the static crushing knife 7 and the conical filter 13, and the flow guide hood 18 is made of stainless steel. The setting of the flow guide hood 18 has a diversion effect on the crushed material. A coarse material outlet 20 is provided on the side wall of the casing 3, and a receiving tray 21 is fixedly connected to the outer side of the casing 3. The setting of the coarse material outlet 20 facilitates the discharge of the screened fine material. A fine material box 22 is placed in the middle of the upper end of the bottom plate 1, and a limiting ring 23 is fixedly connected to the upper end of the bottom plate 1, and the limiting ring 23 is slidably connected to the inner side of the fine material box 22. The setting of the fine material box 22 facilitates the reception of coarse materials.

[0023] The specific implementation process of the utility model is as follows: when in use, first start the motor 4, the motor 4 drives the rotating shaft 5 to rotate, the rotating shaft 5 drives the dynamic crushing knife 6 to rotate, and then the material is put into the casing 3 through the feeding port 19, and then the passive crushing knife 6 and the static crushing knife 7 will jointly crush the material, and the crushed material is filtered through the conical filter 13, and the fine material falls into the fine material box 22 after passing through the mesh of the conical filter 13, and the rotating shaft 5 will drive the special-shaped rod 8 to rotate while rotating, so that it rotates on the surface of the inclined block 15, and then cooperate with the elastic force of the spring 16 to make the conical filter 13 vibrate up and down repeatedly, so that not only can the conical filter 13 itself be prevented from being blocked, but also the discharge of fine materials is convenient.

[0024] This solution can perform basic crushing on the material by arranging a dynamic crushing blade 6 driven by a motor 4 on the inner side of the casing 3 and a static crushing blade 7 fixed to the inner wall of the casing 3, and then arranging a conical filter 13 in the casing 3, so that the crushed material is screened through the conical filter 13, the coarse material can be discharged through the coarse material outlet 20, and the fine material falls into the fine material box 22 below the casing 3.

[0025] A guide rod 11, a sleeve 12 and a spring 16 are arranged below the conical filter screen 13 to elastically support the conical filter screen 13, and then a ramp block 15 is arranged on the top of the conical filter screen 13. When the rotating shaft 5 is driven by the motor 4, the special-shaped rod 8 on the rotating shaft 5 will rotate on the surface of the ramp block 15, and then cooperate with the elastic force of the spring 16 to make the conical filter screen 13 repeatedly vibrate up and down. In this way, not only can the conical filter screen 13 itself be prevented from being blocked, but also the discharge of fine materials is convenient.

[0026] It should be noted in advance that, in the present invention, unless otherwise clearly specified and limited, the terms "installed", "connected", "connected", "fixed" and the like should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a direct connection, or an indirect connection through an intermediate medium, or it can be the internal communication of two elements. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0027] The above is only an embodiment of the present invention, and the common knowledge such as the known specific structure and characteristics in the scheme is not described in detail here. It should be pointed out that for those skilled in the art, several deformations and improvements can be made without departing from the structure of the present invention, which should also be regarded as the protection scope of the present invention, and these will not affect the effect of the implementation of the present invention and the practicality of the patent. The scope of protection required by this application shall be based on the content of its claims, and the specific implementation methods and other records in the specification can be used to interpret the content of the claims.

Claims

1. A material crusher with a screening structure, comprising a bottom plate, characterized in that: The upper end edge of the bottom plate is fixedly connected with a plurality of supporting legs, and the tops of the plurality of supporting legs are commonly fixedly connected with an organic casing, a motor is fixedly installed on the top of the casing, an output shaft of the motor passes through the casing and is connected to the casing through a bearing, an end of the output shaft is fixedly connected with a rotating shaft, a plurality of dynamic crushing knives are fixedly connected to the middle section of the shaft body of the rotating shaft, a plurality of static crushing knives are fixedly connected to the upper inner wall of the casing, a special-shaped rod is fixedly connected to the lower section of the shaft body of the rotating shaft, a plurality of fixing rods are fixedly connected to the inner side of the bottom opening of the casing, a support plate is commonly fixedly connected between the plurality of fixing rods, a guide rod is fixedly connected to the upper end of the support plate, a sliding sleeve is slidably sleeved on the outer side of the guide rod, a conical filter screen is fixedly connected to the top of the sliding sleeve, a ramp block is fixedly connected to the top of the conical filter screen, and the ramp block conflicts with the special-shaped rod, and a feed port is fixedly connected to the top of the casing.

2. A material crusher with a screening structure according to claim 1, characterized in that: The bottom edge of the conical filter is fixedly connected with a slip ring, and the slip ring is slidably connected to the inner side of the casing.

3. The material crusher with a screening structure according to claim 1, characterized in that: A spring is arranged on the inner side of the sliding sleeve, one end of the spring is fixedly connected to the guide rod, and the other end of the spring is fixedly connected to the inner surface of the sliding sleeve.

4. The material crusher with a screening structure according to claim 1, characterized in that: A corrugated sleeve is fixedly connected to the upper end of the support plate and located on the outer side of the guide rod, and the corrugated sleeve is fixedly connected to the sliding sleeve.

5. The material crusher with a screening structure according to claim 1, characterized in that: A flow guide cover is fixedly connected to the inner side of the casing and located between the static crushing knife and the conical filter screen, and the flow guide cover is made of stainless steel.

6. The material crusher with a screening structure according to claim 1, characterized in that: A coarse material outlet is provided on the side wall of the casing, and a material receiving tray is fixedly connected to the outer side of the casing.

7. The material crusher with a screening structure according to claim 1, characterized in that: A fine material box is placed in the middle of the upper end of the bottom plate. A limiting ring is fixedly connected to the upper end of the bottom plate, and the limiting ring is slidably connected to the inner side of the fine material box.

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