CN109331955B

CN109331955B - A kind of comminutor

Info

Publication number: CN109331955B
Application number: CN201811383704.6A
Authority: CN
Inventors: 陈伟秋; 陈奕潼; 陈昱辰
Original assignee: Zhejiang Shuoyang Machinery Co ltd
Current assignee: Zhejiang Shuoyang Machinery Co ltd
Priority date: 2018-11-20
Filing date: 2018-11-20
Publication date: 2020-11-17
Anticipated expiration: 2038-11-20
Also published as: CN109331955A

Abstract

The invention relates to a grinder, which relates to the technical field of material grinding devices and comprises a casing and a motor, wherein a feed inlet and a discharge outlet are respectively arranged at the upper end and the lower end of the casing, a grinding cavity is formed in the casing, an output shaft of the motor penetrates into the grinding cavity, a material grinding piece is connected onto the output shaft, a filter screen covering the discharge outlet is arranged in the grinding cavity, a plurality of fasteners are arranged on the cavity wall of the grinding cavity close to the motor along the circumferential direction, each fastener comprises two fastening plates which are symmetrically arranged, a mesh embedding groove is formed between the two fastening plates, and the filter screen is clamped in the mesh embedding groove and is in contact with the bottom of the mesh embedding groove. The invention sets a plurality of groups of fastening pieces combined by two fastening plates, and sets a screen embedding groove for clamping the filter screen between the two fastening plates, so that the filter screen can be detachably connected in the crushing cavity, and the filter screen can be conveniently replaced and cleaned.

Description

A kind of comminutor

Technical Field

The invention relates to the technical field of material crushing devices, in particular to a crusher.

Background

A pulverizer is a machine that pulverizes a large-sized solid raw material to a desired size. The existing pulverizer disclosed in the patent publication No. CN106914310A of the invention is an agricultural pulverizer, which comprises a pulverizer body, wherein the pulverizer body comprises a feed hopper, a pulverizing cavity shell, a pulverizing block, a filter screen, a machine base, a discharge port and a driving mechanism, the feed hopper is connected with the upper end of the pulverizing cavity shell, the discharge port is arranged at the lower end of the pulverizing cavity shell, the pulverizing cavity shell is arranged on the machine base, the pulverizing block is positioned in the pulverizing cavity shell and is in rotating fit with the pulverizing cavity shell, the filter screen is positioned below the pulverizing block, two ends of the filter screen are fixedly connected with the pulverizing cavity shell, the driving mechanism is in transmission connection with the pulverizing block, and a magnetic structure is arranged in the feed hopper.

The above prior art solutions have the following drawbacks: rubbing crusher when smashing the material in the use, kibbling material can be derived from the discharge gate through the filter screen, part kibbling material can remain on the filter screen in the in-process of deriving, after longer operating time, remaining material can block up the filter screen gradually and make follow-up kibbling material can't pass through the filter screen, need change or wash the filter screen this moment, can normally derive in order to guarantee kibbling material, but above-mentioned rubbing crusher's filter screen is fixed on smashing the chamber casing, lead to the change and the washing of filter screen comparatively troublesome.

Disclosure of Invention

The invention aims to provide a grinder which has the advantages of convenience in filter screen replacement and cleaning.

The above object of the present invention is achieved by the following technical solutions: the utility model provides a pulverizer, includes casing, motor, the upper and lower both ends of casing are equipped with feed inlet, discharge gate respectively, it smashes the chamber to have seted up in the casing, the output shaft of motor wears to establish extremely smash the intracavity and be connected with material crushing piece on the output shaft, it is equipped with the filter screen that the cover was located on the discharge gate to smash the intracavity, it is close to smash the chamber be equipped with a plurality of fasteners along the circumference direction on the chamber wall of motor, the fastener includes two mounting plates that are the symmetry setting, is equipped with between two mounting plates and inlays the wire way, the filter screen card connect in inlay the wire way and with the tank bottom of inlaying the wire way contacts.

By adopting the technical scheme, when more crushed materials are left on the filter screen and the filter screen needs to be replaced or cleaned, the filter screen in the crushing cavity is clamped through the screen embedding grooves between the fastening plates, so that the filter screen is detachably connected in the crushing cavity, at the moment, the filter screen can enter the crushing cavity through the feed inlet or the discharge outlet, and the part of each filter screen, which is clamped to the screen embedding groove, is taken out from the screen embedding groove so as to remove the limitation of the fastening piece on the filter screen, and then the filter screen is taken out from the crushing cavity to be replaced or cleaned and then is installed back to the crushing cavity; this kind is through setting up the fastener that a plurality of groups are made up into by two mounting plates to set up between two mounting plates and carry out the joint to the filter screen and inlay the net groove, make the filter screen can dismantle to be connected in smashing the intracavity, so that change and wash the filter screen.

The invention is further configured to: wear to be equipped with plectane, square plate on the output shaft of motor, material crushing piece includes a plurality of edges connecting rod, the cover that the plectane circumference set up are located every a plurality of serrated knife blades on the connecting rod, the one end that the plectane was kept away from to the connecting rod is fixed in the corner position of square plate.

Through adopting above-mentioned technical scheme, when the material entered into the in-process in smashing the chamber, the motor drove the plectane and rotates with the square plate, and a plurality of sawtooth blade are thrown away under the effect of centrifugal force and are smashed the material on the connecting rod was located to the cover this moment, fixes the corner position at the square plate with the connecting rod in addition to avoid rotating the sawtooth blade mutual interference between on the adjacent connecting rod in-process at a high speed.

The invention is further configured to: the connecting rod between two adjacent sawtooth blades is sleeved with a nut.

Through adopting above-mentioned technical scheme, through the nut of establishing between adjacent sawtooth blade for sawtooth blade reduces the friction between the adjacent sawtooth blade at high-speed pivoted in-process, and then reducible mutual wearing and tearing between the sawtooth blade.

The invention is further configured to: the end part of the sawtooth blade far away from the connecting rod is provided with a material guide hole in a penetrating way.

Through adopting above-mentioned technical scheme, at the high-speed pivoted in-process of sawtooth blade, the crushing material that remains on the sawtooth blade moves to the tip of sawtooth blade and until guide hole department along with centrifugal force, constantly gets into the in-process of new material at the feed inlet, can produce the wind-force to smashing the intracavity, can move towards the discharge gate via the guide hole to the crushing material that reaches the guide hole along with centrifugal force through wind-force to reduce the residue of smashing the material.

The invention is further configured to: reinforcing plates are extended from two symmetrical side walls of the square plate, and the reinforcing plates are opposite to an output shaft of the motor.

Through adopting above-mentioned technical scheme, the motor is at high-speed moving in-process, because the square slab is located the one side of keeping away from the motor, under the centrifugal condition of high-speed motion, the pulling power of producing the square slab is great, through setting up the reinforcing plate in order to improve the holistic structure of square slab and enemy, and because the centrifugal force that the reinforcing plate received is great, can have a kibbling effect to the material simultaneously at the in-process that contacts the material.

The invention is further configured to: the feed inlet all is equipped with the stock guide on the both sides wall along casing circumference direction, the stock guide court the fastener direction is the slope setting.

Through adopting above-mentioned technical scheme, can follow sawtooth blade's rotation direction through setting up the stock guide with the material of feed inlet and get into, and then can contact the comminuted more fast, be favorable to accelerating the crushing efficiency to the material.

The invention is further configured to: the filter screen is back to the crushing intracavity of fastener one side is equipped with the spacer, the spacer will smash the chamber and divide into left chamber and right chamber, material crushing piece and discharge gate are located left side intracavity, the spacer orientation one side of filter screen is equipped with a plurality of first cleaning brushes, first cleaning brush laminate in on the filter screen, the output shaft of motor is worn to establish extremely in the right side intracavity, and be equipped with drive assembly on the output shaft, it is a plurality of first cleaning brush connect in drive assembly is last and drive the rotation through the motor.

By adopting the technical scheme, the transmission assembly is arranged on the motor, and the transmission assembly drives the first cleaning brushes to rotate so as to brush crushed materials remained on the filter screen down from the filter screen and move towards the discharge port, so that the residues of the materials are reduced, the crushed materials are utilized as much as possible while the filter screen is cleaned, and the blockage of the filter screen is favorably reduced; the setting of spacer is in order to separate crushing chamber to reduce crushing in-process material and sputter to whole crushing chamber, the motor drives the motion of a plurality of first cleaning brushes and improves the utilization ratio of resource when taking the animal material to smash a crushing piece and smashing the material in addition.

The invention is further configured to: the transmission assembly comprises a driving gear, a rotating brush and a driving gear, wherein the driving gear is coaxially connected to a motor output shaft, the rotating brush is connected to the cavity wall of the top of the right cavity, the driving gear is meshed with the driving gear, the rotating brush is connected to the cavity wall of the top of the right cavity, the rotating brush is connected to the partition, the driving gear is meshed with the partition, one side of the filter screen is meshed with the driving gear, the driving gear is meshed with the driving gear, the partition is connected with a plurality of driven gears which are meshed with each other in a circumferential direction in a rotating mode, the driven gears are close to the driving gear.

Through adopting above-mentioned technical scheme, when a plurality of first cleaning brushes cleared up the filter screen, the motor drives drive gear's synchronous rotation, and drive gear drives drive gear in the ascending rotation of horizontal direction, later drives the driving gear and the drive gear synchronous rotation of spacing block one side again, and the driving gear drives driven gear's rotation, and then makes a plurality of first cleaning brushes rotate the clearance on the surface of filter screen.

The invention is further configured to: and a plurality of second cleaning brushes are arranged at the eccentric position of the driving gear along the circumferential direction and penetrate through the spacing piece and are attached to the filter screen.

Through adopting above-mentioned technical scheme, through setting up a plurality of second cleaning brushes, and the second cleaning bolt is driven the rotation by drive gear in person, further improves the use of motor, and the setting of second cleaning brush can effectively compensate the position that first cleaning brush can't clear up in addition, strengthens the clearance scope to the filter screen.

The invention is further configured to: the outer side wall of the shell is provided with a plurality of convex blocks in a protruding mode in the circumferential direction, and the cross sections of the convex blocks are arc-shaped.

Through adopting above-mentioned technical scheme, be the lug of arc form through setting up the cross-section for at the in-process of carrying whole rubbing crusher, in case the in-process of porter's hand touching casing lateral wall, reducible hand receives the condition of damage.

In conclusion, the beneficial technical effects of the invention are as follows:

through setting up the fastener that a plurality of groups are made up into by two mounting plates to set up between two mounting plates and carry out the joint to the filter screen and inlay the net groove, make the filter screen can dismantle to be connected in smashing the intracavity, so that change and wash the filter screen.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention.

Fig. 2 is a first perspective view of the explosive structure of the present invention.

Fig. 3 is a schematic view of the structure of the material crushing member of the present invention.

Fig. 4 is a second perspective view of the exploded structure schematic of the present invention.

In the figure, 1, a housing; 11. a motor; 12. a feed inlet; 13. a discharge port; 131. a material guide plate; 14. a hopper; 15. a bump; 2. a grinding chamber; 21. filtering with a screen; 211. a bending section; 212. a vertical portion; 213. an opening; 22. a circular plate; 23. a square plate; 231. a reinforcing plate; 24. a left lumen; 25. a right lumen; 3. a material crushing member; 31. a connecting rod; 311. a nut; 32. A serrated blade; 321. a blade body; 322. a serration; 323. a material guide hole; 4. a fastener; 41. a fastening plate; 42. embedding a mesh groove; 5. a separator; 51. a first sheet body; 52. a second sheet body; 53. annular ring; 6. a first cleaning brush; 7. a transmission assembly; 71. a drive gear; 72. a transmission gear; 73. a driving gear; 74. a driven gear; 8. a second cleaning brush.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

Referring to fig. 1, the pulverizer disclosed by the present invention includes a casing 1 and a motor 11 fixedly connected to one side of the casing 1, wherein a plurality of projections 15 are convexly arranged on the outer side wall of the casing 1 at equal intervals along the circumferential direction, and the cross section of the projections 15 is arc-shaped.

Referring to fig. 1, fig. 2, feed inlet 12 has been seted up at the top of casing 1, discharge gate 13 has been seted up to the bottom, still fixedly connected with hopper 14 on the feed inlet 12, set up in the casing 1 with feed inlet 12, crushing chamber 2 that discharge gate 13 is linked together, motor 11's output shaft wears to establish to crushing chamber 2 in and the output shaft is located and is equipped with material crushing piece 3 on the lateral wall in crushing chamber 2, the material is poured into to hopper 14 in and is entered into crushing chamber 2 via feed inlet 12, export from discharge gate 13 after smashing the material after motor 11 drives the motion of animal material crushing piece 3.

A filter screen 21 used for guiding the crushed materials reaching a certain size into the discharge port 13 is arranged in the crushing cavity 2, fasteners 4 used for fixing the filter screen 21 are arranged on the cavity wall of the crushing cavity 2 close to the motor 11, the number of the fasteners 4 is preferably six, the six fasteners 4 are divided into two groups and are positioned on two sides of the feed port 12, and the three fasteners 4 on each side are arranged at equal intervals along the circumferential direction of the casing 1; every fastener 4 all includes two and is symmetrical setting and fixed connection in crushing chamber 2 chamber wall on the mounting plate 41, has seted up between two mounting plates 41 and has inlayed the net groove 42.

The filter screen 21 comprises a bending part 211 clamped in the screen embedding groove 42 and a vertical part 212 which is perpendicular to the bending part 211 and parallel to the wall of the crushing cavity 2 contacted with the motor 11, the width of the bending part 211 is the same as the length of the fastening plate 41, and once the bending part 211 is completely clamped in the screen embedding groove 42, one end of the bending part 211 far away from the vertical part 212 is contacted with the bottom of the screen embedding groove 42; after the filter screen 21 is fixed by the fastening member 4, the material pulverizing part 3 is wrapped inside and the bending part 211 covers the top of the discharge port 13, the bending part 211 is provided with an opening 213 for the material to enter towards one side of the feed port 12, the feed port 12 is provided with the material guide plates 131 along the two side walls of the circumferential direction of the casing 1, and the two material guide plates 131 are inclined towards the fastening member 4 so that the material enters the pulverizing cavity 2 through the material guide plates 131.

Referring to fig. 2 and 3, a circular plate 22 and a square plate 23 are coaxially fixed on an output shaft of the motor 11 in the crushing cavity 2, the circular plate 22 is close to the motor 11, a rectangular reinforcing plate 231 extends from the square plate 23 at the middle position of two symmetrical side walls of the square plate 23, and the reinforcing plate 231 is opposite to the output shaft of the motor 11, namely, a middle connecting line in the width direction of the two reinforcing plates 231 passes through the central line of the output shaft of the motor 11.

The material crushing piece 3 comprises four connecting rods 31 fixedly connected to the end part of the circular plate 22 and arranged at equal intervals along the circumferential direction of the circular plate 22, and a plurality of sawtooth blades 32 sleeved on each connecting rod 31; one ends of the four connecting rods 31, which are far away from the circular plate 22, are respectively and fixedly connected to four corner positions of the square plate 23, the serrated blade 32 comprises a blade body 321 and a plurality of serrated parts 322 arranged on the blade body 321, and the serrated parts 322 are positioned on two sides of the blade body 321 in the length direction and are arranged at equal intervals; the connecting rod 31 between two adjacent serrated blades 32 is sleeved with a nut 311 to reduce friction between the adjacent serrated blades 32 in the high-speed movement process of the motor 11, and a material guide hole 323 penetrates through the end part, far away from the connecting rod 31, of the serrated blade 32.

Referring to fig. 2 and 4, a partition 5 is arranged in the crushing cavity 2 at one side of the filter screen 21, which is opposite to the motor 11, the partition 5 is fixedly connected to the cavity wall at the bottom of the crushing cavity 2 and divides the crushing cavity 2 into a left cavity 24 and a right cavity 25, the material crushing piece 3 and the discharge port 13 are both positioned in the left cavity 24, the output shaft of the motor 11 penetrates through the filter screen 21 and the partition 5 to the right cavity 25, and the end part of the output shaft positioned in the right cavity 25 is provided with a transmission assembly 7; the transmission assembly 7 comprises a driving gear 71 coaxially and fixedly connected to an output shaft of the motor 11, a transmission gear 72 rotatably connected to the top cavity wall of the right cavity 25 and vertically meshed with the driving gear 71, a driving gear 73 rotatably connected to one side of the partition 5 facing the filter screen 21 and vertically meshed with the transmission gear 72, a plurality of driven gears 74 which are positioned at the end part of the partition 5 facing the filter screen 21 and are arranged along the circumferential direction of the partition 5 and rotatably connected with each other, the driven gears 74 which are positioned at the top of the partition 5 and close to the driving gear 73 are mutually meshed with the driving gear 73, and the transmission gear 72 is positioned above the partition 5 and enters the left cavity 24; each transmission gear 72 is fixedly connected with a first cleaning brush 6 at an eccentric position towards the direction of the filter screen 21, and the first cleaning brush 6 extends towards the direction of the filter screen 21 and is attached to the filter screen 21.

The eccentric position of drive gear 71 towards spacer 5 one side is gone up and is equipped with a plurality of second cleaning brush 8 along the equidistant interval of circumferential direction, it has annular ring 53 to run through along the circumferential direction on the position that corresponds to a plurality of second cleaning brush 8 on the spacer 5, a plurality of second cleaning brush 8 pass annular ring 53 and laminate on filter screen 21, and annular ring 53 separates into first lamellar body 51 of fixed connection on motor 11 output shaft and fixed connection second lamellar body 52 on the wall of right chamber 25 bottom chamber with spacer 5.

The implementation principle of the embodiment is as follows:

when replacing the filter screens 21, applying a force departing from the screen embedding groove 42 to each filter screen 21 clamped in the screen embedding groove 42 to enable the bent part 211 of each filter screen 21 to move back to the direction of the fastening piece 4 until the bent part 211 is separated from the screen embedding groove 42 to release the fastening piece 4, and then taking out the filter screens 21 from the feed inlet 12 of the discharge outlet 13 for replacement;

when the materials are crushed, the motor 11 is driven to rotate, the materials are poured into the hopper 14 and enter the left cavity 24 of the crushing cavity 2 through the material guide plate 131 in the feeding hole 12, and the sawtooth blade 32 on the connecting rod 31 moves at a high speed along with the motor 11 to cut and crush the entering materials in the process that the motor 11 drives the circular plate 22 and the square plate 23 to rotate, so that the crushed materials fall onto the filter screen 21 at the discharging hole 13, and the crushed materials can be guided out from the discharging hole 13 through the filter screen 21; and in the process of the rotation of the motor 11, the driving gear 71 in the right cavity 25 is driven to rotate, the driving gear 71 drives the transmission gear 72 to rotate in the horizontal direction, then the driving gear 73 on one side of the spacer 5 is driven to synchronously rotate with the driving gear 71, the driving gear 73 drives the driven gear 74 to rotate, so that the plurality of first cleaning brushes 6 rotate and clean the surface of the filter screen 21, and meanwhile, the driving gear 71 also drives the second cleaning brush 8 to rotate and clean the surface of the filter screen 21.

The embodiments of the present invention are preferred embodiments of the present invention, and the scope of the present invention is not limited by these embodiments, so: all equivalent changes made according to the structure, shape and principle of the invention are covered by the protection scope of the invention.

Claims

1. The utility model provides a pulverizer, includes casing (1), motor (11), the upper and lower both ends of casing (1) are equipped with feed inlet (12), discharge gate (13) respectively, set up crushing chamber (2), its characterized in that in casing (1): the output shaft of the motor (11) penetrates into the crushing cavity (2) and is connected with a material crushing piece (3), a filter screen (21) which is covered on the discharge hole (13) is arranged in the crushing cavity (2), a plurality of fasteners (4) are arranged on the wall, close to the motor (11), of the crushing cavity (2) along the circumferential direction, each fastener (4) comprises two fastening plates (41) which are symmetrically arranged, a net embedding groove (42) is arranged between the two fastening plates (41), and the filter screen (21) is clamped in the net embedding groove (42) and is in contact with the bottom of the net embedding groove (42);

the grinding device is characterized in that a spacer (5) is arranged in a grinding cavity (2) on one side, back to the fastening piece (4), of the filter screen (21), the spacer (5) divides the grinding cavity (2) into a left cavity (24) and a right cavity (25), the material grinding piece (3) and the discharge hole (13) are located in the left cavity (24), one side, facing the filter screen (21), of the spacer (5) is provided with a plurality of first cleaning brushes (6), the first cleaning brushes (6) are attached to the filter screen (21), an output shaft of the motor (11) penetrates through the right cavity (25), a transmission assembly (7) is arranged on the output shaft, and the first cleaning brushes (6) are connected to the transmission assembly (7) and driven to rotate through the motor (11); the transmission assembly (7) comprises a driving gear (71) coaxially connected to an output shaft of the motor (11), a transmission gear (72) rotatably connected to the top cavity wall of the right cavity (25) and vertically meshed with the driving gear (71), a driving gear (73) rotatably connected to one side of the partition (5) facing the filter screen (21) and vertically meshed with the transmission gear (72), and a plurality of mutually meshed driven gears (74) rotatably connected along the circumferential direction of the partition (5), wherein the driven gears (74) close to the driving gear (73) are mutually meshed with the driving gear (73), the transmission gear (72) is positioned above the partition (5), and the first cleaning brush (6) is arranged at an eccentric position of the driven gear (74); a plurality of second cleaning brushes (8) are arranged on the eccentric position of the driving gear (71) along the circumferential direction, and the second cleaning brushes (8) penetrate through the spacing pieces (5) and are attached to the filter screen (21).

2. A pulverizer as defined in claim 1, wherein: wear to be equipped with plectane (22), square plate (23) on the output shaft of motor (11), material crushing piece (3) include a plurality of edges connecting rod (31), the cover that plectane (22) circumference set up are located every a plurality of sawtooth blade (32) on connecting rod (31), the corner position of square plate (23) is fixed in to the one end that plectane (22) were kept away from in connecting rod (31).

3. A pulverizer as defined in claim 2, wherein: the connecting rods (31) between two adjacent sawtooth blades (32) are sleeved with nuts (311).

4. A pulverizer as defined in claim 3, wherein: a material guide hole (323) penetrates through the end part of the sawtooth blade (32) far away from the connecting rod (31).

5. A pulverizer as defined in claim 2, wherein: reinforcing plates (231) extend from two symmetrical side walls of the square plate (23), and the reinforcing plates (231) are opposite to an output shaft of the motor (11).

6. A pulverizer as defined in claim 1, wherein: the feeding hole (12) is provided with material guide plates (131) along two side walls of the circumferential direction of the machine shell (1), and the material guide plates (131) are obliquely arranged towards the direction of the fastening piece (4).

7. A pulverizer as defined in claim 1, wherein: the outer side wall of the machine shell (1) is provided with a plurality of convex blocks (15) in a protruding mode in the circumferential direction, and the cross sections of the convex blocks (15) are arc-shaped.