CN216172724U

CN216172724U - Rubbing crusher with screening function

Info

Publication number: CN216172724U
Application number: CN202122687693.4U
Authority: CN
Inventors: 孙斌; 闫坤霞; 张淑静; 王艳慧; 朱宗会
Original assignee: Henan Huafeng Pharmacy Co ltd
Current assignee: Henan Huafeng Pharmacy Co ltd
Priority date: 2021-11-04
Filing date: 2021-11-04
Publication date: 2022-04-05
Anticipated expiration: 2031-11-04

Abstract

The utility model provides a pulverizer with a screening function, which relates to the technical field of pulverizers and comprises a pulverizing box, wherein a sieve plate is hinged to the inner wall of the pulverizing box, a rotating shaft, a pulverizing frame and two pulverizing rollers are rotatably connected to the pulverizing box, a cam which is in contact with the sieve plate is fixedly connected to the outer surface of the rotating shaft, a first belt wheel is fixedly connected to one end of the rotating shaft, when raw materials are pulverized, the pulverizing rollers rotate to drive a fourth belt wheel to rotate through a transmission gear, the fourth belt wheel drives a third belt wheel to rotate through a second belt, the third belt wheel drives the pulverizing frame and a second belt wheel to rotate, the second belt wheel drives the first belt wheel to rotate through a first belt, the first belt wheel drives the cam to rotate through the rotating shaft, the pulverized materials are sufficiently pulverized by the rotation of the pulverizing frame, the pulverized materials are prevented from being accumulated, and the cam can push the sieve plate to move by the rotation of the cam, realize the shake effect to carry out abundant screening and smash the thing, effectively improve the screening effect.

Description

Rubbing crusher with screening function

Technical Field

The utility model relates to the technical field of crushers, in particular to a crusher with a screening function.

Background

The crushing is a unit operation in chemical production, is an operation in a pure mechanical process, and is to process and reduce solid raw materials which are too large and not suitable for use or semi-finished products which do not meet requirements, the process is called crushing, and the crushing mainly has two modes: the crushing and grinding are carried out by a crusher.

The utility model discloses a rubbing crusher with screening function in chinese patent that bulletin number is CN211838092U, including casing and first limiting plate, the hinge is installed to the upper right side of casing, and the upside of hinge installs the upper cover, the upside of upper cover is provided with the feeding storehouse, and the left side internal connection of upper cover has the check lock lever, be provided with crushing roller under the feeding storehouse, and the left end face of crushing roller is connected with the motor through the coupling, first limiting plate sets up under crushing roller, and is provided with the second limiting plate under the first limiting plate, be provided with the third limiting plate under the second limiting plate. The device utilizes the flexible function of push rod, through flexible push rod, cooperates rotatory piece for clearance between the first limiting plate changes, and convenient nimble change device's screening standard sets up to different specifications through the gap with first limiting plate, second limiting plate and third limiting plate inboard, makes the device can sieve crushing thing.

However, the above technical solution has the following defects that the crushed materials are screened through the gaps inside the first limiting plate, the second limiting plate and the third limiting plate, and the crushed materials directly fall on the first limiting plate, the second limiting plate and the third limiting plate, wherein the large crushed materials easily block the screening gaps inside the first limiting plate, the second limiting plate and the third limiting plate, and the small crushed materials can press against the large crushed materials and cannot be screened, so that the crushed materials are not sufficiently screened, and the screening effect is poor.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a pulverizer with a screening function, and aims to solve the problems that in the prior art, pulverized materials are screened through gaps on the inner sides of a first limiting plate, a second limiting plate and a third limiting plate, and the pulverized materials directly fall on the first limiting plate, the second limiting plate and the third limiting plate, wherein the screening gaps on the inner sides of the first limiting plate, the second limiting plate and the third limiting plate are easily blocked by large pulverized materials, and the screening gaps cannot be screened by pressing a small pulverized material side on the large pulverized materials, so that the pulverized materials are not screened sufficiently, and the screening effect is poor.

In order to achieve the purpose, the utility model adopts the following technical scheme: the pulverizer with the screening function comprises a pulverizing box, wherein the inner wall of the pulverizing box is hinged with a sieve plate, the crushing box is rotatably connected with a rotating shaft, a scattering frame and two crushing rollers, the outer surface of the rotating shaft is fixedly connected with a cam which is in contact with the sieve plate, one end of the rotating shaft is fixedly connected with a first belt wheel, the scattering frame is fixedly connected with a second belt wheel and a third belt wheel, one ends of the two crushing rollers are fixedly connected with transmission gears which are meshed with each other, one side of one of the transmission gears is fixedly connected with a fourth belt wheel, the first belt wheel is in transmission connection with the second belt wheel through a first belt, the third belt wheel and the fourth belt wheel are in transmission connection through a second belt, the crushing box is fixedly connected with a rotation driving device, and the output end of the rotation driving device is fixedly connected with one end of one crushing roller.

In order to facilitate the screening and discharging function, the further technical scheme of the utility model is that a first discharging hole and a second discharging hole corresponding to the sieve plate are formed in the surface of the crushing box.

In order to enable the crushing box to have the effect of facilitating discharging of crushed materials, the crushing box has the further technical scheme that a first guide plate corresponding to the first discharging hole is fixedly connected to the inner wall of the crushing box.

In order to enable the automatic closing device to have the function of automatically closing the feeding end of the crushing box, the further technical scheme is that a protective door is hinged to the top of the crushing box, and an elastic piece used for enabling the protective door to seal the feeding end of the crushing box is arranged between the protective door and the inner wall of the crushing box.

In order to simplify the structure of the utility model, the utility model has the further technical scheme that the elastic piece is an L-shaped elastic piece.

In order to enable the crushing roller to have the function of driving the crushing roller to rotate, the further technical scheme of the crushing roller crusher is that the rotation driving device comprises a motor and a speed reducer, and the output end of the motor is connected with the input end of the speed reducer.

In order to facilitate the conveying of the raw materials, the further technical scheme of the utility model is that a second guide plate for guiding the materials between the two crushing rollers is fixedly connected to the inner wall of the crushing box.

In order to prevent foreign matters from interfering with the first belt wheel, the second belt wheel, the third belt wheel, the two transmission gears, the fourth belt wheel, the first belt and the second belt, the utility model has the further technical scheme that a protective cover for covering the first belt wheel, the second belt wheel, the third belt wheel, the two transmission gears, the fourth belt wheel, the first belt and the second belt is fixedly connected to the outer surface of the crushing box.

In order to enable the crushing box to have the function of being convenient to move, the crushing box has the further technical scheme that the bottom of the crushing box is fixedly connected with a caster for moving.

The utility model has the beneficial effects that: the crushing box is hinged with the sieve plate by the arrangement of the crushing box, the rotating shaft and the crushing frame are both rotationally connected with the crushing box, the rotating shaft is fixedly connected with the cam, the rotating shaft is fixedly connected with the first belt wheel, the second belt wheel and the third belt wheel are arranged on the crushing frame, the two crushing rollers are fixedly connected with mutually meshed transmission gears, one transmission gear is fixedly connected with the fourth belt wheel, the first belt wheel is connected with the second belt wheel through a first belt transmission, the third belt wheel is connected with the fourth belt wheel through a second belt transmission, the output end of the rotation driving device is fixedly connected with one of the crushing rollers, the rotation driving device drives the fourth belt wheel to rotate through the crushing rollers and the transmission gears, the fourth belt wheel drives the third belt wheel to rotate through the second belt, the third belt wheel drives the crushing frame and the second belt wheel to rotate, the second belt wheel drives the first belt wheel to rotate through the first belt, first band pulley rotates and drives cam pivoted purpose through the pivot, has realized breaking up the frame and has rotated and fully broken up the crushing thing after smashing, avoids smashing the thing and piles up, and cam rotation can push up the sieve and rotate along sieve and crushing case handing-over department simultaneously, realizes the shake effect to fully sieve crushing thing, effectively improved the screening effect.

Drawings

Fig. 1 is a schematic structural diagram of an embodiment of the present invention.

Fig. 2 is a cross-sectional view of an embodiment of the present invention.

Figure 3 is a schematic diagram of the construction of a crush box and hood in accordance with an embodiment of the present invention.

Fig. 4 is a schematic structural view of a transmission gear according to an embodiment of the present invention.

In the figure: 1-crushing box, 101-first discharge port, 102-second discharge port, 2-sieve plate, 3-rotating shaft, 4-scattering frame, 5-crushing roller, 6-cam, 7-first belt wheel, 8-second belt wheel, 9-third belt wheel, 10-transmission gear, 11-fourth belt wheel, 12-first belt, 13-second belt, 14-rotation driving device, 15-first guide plate, 16-protective door, 17-elastic piece, 18-second guide plate, 19-protective cover and 20-caster.

Detailed Description

The following further describes embodiments of the present invention with reference to the drawings.

As shown in fig. 1-4, a pulverizer with screening function comprises a pulverizing box 1, the pulverizing box 1 can provide space for pulverizing and screening work, the inner wall of the pulverizing box 1 is hinged with a sieve plate 2, sieve holes are arranged on the sieve plate 2, pulverized materials smaller than the size of the sieve holes can pass through, pulverized materials larger than the size of the sieve holes are blocked on the sieve plate 2, the pulverizing box 1 is rotatably connected with a rotating shaft 3, a scattering frame 4 and two pulverizing rollers 5, the outer surface of the rotating shaft 3 is fixedly connected with a cam 6 in contact with the sieve plate 2, the cam 6 rotates to push the sieve plate 2 to rotate along the joint of the rest pulverizing boxes 1 of the sieve plate 2, so as to realize the purpose of shaking the sieve plate 2, one end of the rotating shaft 3 is fixedly connected with a first belt pulley 7, the scattering frame 4 is fixedly connected with a second belt pulley 8 and a third belt pulley 9, one ends of the two pulverizing rollers 5 are both fixedly connected with transmission gears 10 which are meshed with each other, one crushing roller 5 rotates and can drive another crushing roller 5 to follow and rotate through a transmission gear 10, two crushing roller 5 counter rotation carry out crushing work to the raw materials, one side fixedly connected with fourth band pulley 11 of one of them transmission gear 10, first band pulley 7 is connected through the transmission of first belt 12 with second band pulley 8, third band pulley 9 and fourth band pulley 11 are connected through the transmission of second belt 13, fixedly connected with rotation driving device 14 on the crushing case 1, rotation driving device 14's output and one end fixed connection of one of them crushing roller 5, rotation driving device 14 can drive one of them crushing roller 5 and rotate.

When the crushing device is used, the rotation driving device 14 is started to drive one crushing roller 5 to rotate, one crushing roller 5 can drive the other crushing roller 5 to rotate by the transmission gear 10, the two crushing rollers 5 rotate reversely to crush raw materials, crushed materials fall between the two crushing rollers 5, meanwhile, the transmission gear 10 rotates to drive the fourth belt wheel 11 to rotate, the fourth belt wheel 11 rotates to drive the third belt wheel 9 to rotate by the second belt 13, the third belt wheel 9 rotates to drive the scattering frame 4 and the second belt wheel 8 to rotate, the second belt wheel 8 rotates to drive the first belt wheel 7 to rotate by the first belt 12, the first belt wheel 7 rotates to drive the cam 6 to rotate by the rotating shaft 3, wherein the scattering frame 4 rotates to fully scatter the crushed materials to avoid the accumulation of the crushed materials, and the cam 6 rotates to push the sieve plate 2 to rotate along the joint of the sieve plate 2 and the crushing box 1, the shaking effect is performed, and the crushed material is fully screened.

Specifically, smash the second discharge gate 102 that first discharge gate 101 and correspond with sieve 2 has been seted up on the surface of case 1, and the crushing thing of sieve 2 screening, great meeting are followed sieve 2 and are smashed case 1 by the discharge of second discharge gate 102, and less meeting is passed through sieve 2 and is smashed case 1 by the discharge of first discharge gate 101, is convenient for sieve the ejection of compact.

Furthermore, the inner wall of the crushing box 1 is fixedly connected with a first guide plate 15 corresponding to the first discharge hole 101, and the first guide plate 15 can guide the crushed materials passing through the sieve plate 2, so that the crushed materials are discharged from the crushing box 1 through the first discharge hole 101, thereby facilitating the discharging of the crushed materials.

Furthermore, the top of crushing case 1 articulates there is guard gate 16, is provided with the elastic component 17 that is used for making guard gate 16 seal crushing case 1 pan feeding end between guard gate 16 and the 1 inner wall of crushing case, and when not putting the raw materials, there is not the gravity oppression of raw materials on guard gate 16, and the elasticity of elastic component 17 can drive guard gate 16 self-closing crushing case 1's pan feeding end.

Specifically, the elastic piece 17 is an L-shaped elastic piece, so that the structure of the pulverizer with the screening function can be simplified.

Specifically, the rotation driving device 14 includes a motor and a speed reducer, and an output end of the motor is connected to an input end of the speed reducer, and can drive the crushing roller 5 to rotate.

Furthermore, the inner wall of the crushing box 1 is fixedly connected with a second guide plate 18 for guiding the raw materials between the two crushing rollers 5, and the second guide plate 18 can guide the raw materials between the two crushing rollers 5, so that the raw materials can be conveniently conveyed.

Further, a protective cover 19 for covering the first belt pulley 7, the second belt pulley 8, the third belt pulley 9, the two transmission gears 10, the fourth belt pulley 11, the first belt 12 and the second belt 13 is fixedly connected to the outer surface of the crushing box 1, and the protective cover 19 can block foreign matters and prevent the foreign matters from interfering with the first belt pulley 7, the second belt pulley 8, the third belt pulley 9, the two transmission gears 10, the fourth belt pulley 11, the first belt 12 and the second belt 13.

Further, the bottom of the crushing box 1 is fixedly connected with a caster 20 for moving, and the caster 20 can facilitate moving the crusher with the sieving function.

In the description of the present invention, unless otherwise expressly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning a fixed connection, a removable connection, or an integral connection; 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.

It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims

1. The pulverizer with the screening function is characterized by comprising a pulverizing box (1), wherein a sieve plate (2) is hinged to the inner wall of the pulverizing box (1), a rotating shaft (3), a scattering frame (4) and two pulverizing rollers (5) are rotatably connected to the pulverizing box (1), a cam (6) in contact with the sieve plate (2) is fixedly connected to the outer surface of the rotating shaft (3), a first belt wheel (7) is fixedly connected to one end of the rotating shaft (3), a second belt wheel (8) and a third belt wheel (9) are fixedly connected to the scattering frame (4), transmission gears (10) which are meshed with each other are fixedly connected to one ends of the two pulverizing rollers (5), a fourth belt wheel (11) is fixedly connected to one side of one of the transmission gears (10), and the first belt wheel (7) is in transmission connection with the second belt wheel (8) through a first belt (12), the third belt wheel (9) is in transmission connection with the fourth belt wheel (11) through a second belt (13), a rotation driving device (14) is fixedly connected to the crushing box (1), and the output end of the rotation driving device (14) is fixedly connected with one end of one crushing roller (5).

2. The pulverizer with screening function according to claim 1, wherein the surface of the pulverizing box (1) is provided with a first discharge port (101) and a second discharge port (102) corresponding to the screen plate (2).

3. The pulverizer with screening function according to claim 2, wherein a first guide plate (15) corresponding to the first discharge port (101) is fixedly connected to an inner wall of the pulverizing box (1).

4. The pulverizer with the screening function as claimed in claim 1, wherein the top of the pulverizing box (1) is hinged with a protective door (16), and an elastic member (17) for enabling the protective door (16) to seal the feeding end of the pulverizing box (1) is arranged between the protective door (16) and the inner wall of the pulverizing box (1).

5. A crusher with a screening function as claimed in claim 4, characterised in that said elastic element (17) is an L-shaped leaf spring.

6. A pulverizer with a screening function according to claim 1, wherein the rotary driving device (14) includes a motor and a decelerator, an output end of the motor being connected to an input end of the decelerator.

7. A crusher with screening function as in claim 1, characterised in that a second guide plate (18) for guiding the material between the two crushing rollers (5) is fixedly attached to the inner wall of the crushing box (1).

8. The pulverizer with a screening function according to claim 1, wherein a protective cover (19) for covering the first pulley (7), the second pulley (8), the third pulley (9), the two transmission gears (10), the fourth pulley (11), the first belt (12) and the second belt (13) is fixedly connected to an outer surface of the pulverizing box (1).

9. A crusher with screening function as in any one of claims 1 to 8, characterized by that, the bottom of the crushing box (1) is fixedly connected with casters (20) for movement.