CN213966749U

CN213966749U - Polishing roller

Info

Publication number: CN213966749U
Application number: CN202022364226.3U
Authority: CN
Inventors: 王君
Original assignee: Wuhan Kinhe Food Machinery Co ltd
Current assignee: Wuhan Kinhe Food Machinery Co ltd
Priority date: 2020-10-21
Filing date: 2020-10-21
Publication date: 2021-08-17
Anticipated expiration: 2030-10-21

Abstract

The utility model discloses a polishing roller, which comprises a roller body, a plurality of polishing edges, a main shaft assembly and a plurality of cushion blocks, wherein the polishing edges are arranged along the circumferential interval of the roller body and connected with the outer wall of the roller body; the main shaft assembly comprises a main shaft, the main shaft penetrates through the roller body and is connected with the roller body, the main shaft is hollow inside, and two ends of the main shaft are open; the cushion blocks are arranged in the roller body in a one-to-one correspondence mode, the cushion blocks are arranged in the roller body and arranged between the inner wall of the roller body and the outer wall of the main shaft, the cushion blocks are arranged along the length direction of the polishing edges and connected to the inner wall of the roller body, a plurality of fixing holes are formed in the corresponding round holes of the cushion blocks, the fixing holes are arranged in a one-to-one correspondence mode with the round holes, one ends of the fixing holes are communicated with the corresponding round holes, and the other ends of the fixing holes are communicated with the main shaft. The utility model provides a burnishing roll can avoid the too early damage of barrel.

Description

Polishing roller

Technical Field

The utility model relates to a rice burnishing machine field especially relates to a burnishing roll.

Background

When the rice polishing machine works, rice grains pass through a polishing chamber of the rice polishing machine, and are ground and polished under the action of polishing rollers in the polishing chamber.

The Chinese invention with the application number of 201610874148.7 discloses an energy-saving rice polishing machine concave point polishing roller, which comprises a polishing roller body, wherein the polishing roller body comprises a plurality of unit bodies which are arranged along the axial direction of the polishing roller body, a plurality of ventilation water spraying grooves are arranged between adjacent unit bodies, the ventilation water spraying grooves are long-strip-shaped oval holes, each unit body comprises a polishing rib and a polishing plate, the polishing ribs are positioned between the polishing plates and the ventilation water spraying grooves, a plurality of rows of polishing concave point groups which are arranged at intervals are arranged on the outer wall of each polishing plate, and each row of polishing concave point groups consists of a plurality of polishing concave points which are arranged at intervals.

This kind of polishing roller has the defect, polishing roller work back a period, the inner wall of ventilation water spout is because continuous and rice friction, the inner wall that leads to the ventilation water spout is constantly worn and torn, because the ventilation water spout is the oval hole of rectangular shape, the tie point that leads to the polishing roller of ventilation water spout department is less, under the friction of rice, make the area that leads to the ventilation water spout constantly grow, because this tie point is less, the tie point is easily leaded to polishing roller to appear breaking after being worn and torn, make polishing roller scrap.

SUMMERY OF THE UTILITY MODEL

In view of the above, there is a need for a polishing roll, which solves the technical problem of the prior art that the number of connection points at the ventilation water spray is small.

In order to achieve the above technical object, the technical solution of the present invention provides a polishing roll, including:

a roller body;

the polishing edges are arranged at intervals along the circumferential direction of the roller body and connected to the outer wall of the roller body, a plurality of round holes are arranged between the adjacent polishing edges and arranged at intervals along the length direction of the polishing edges, and the round holes penetrate through the side wall of the roller body along the radial direction of the roller body;

the main shaft assembly comprises a main shaft, the main shaft penetrates through the roller body and is connected with the roller body, the main shaft is hollow inside, and two ends of the main shaft are opened;

the polishing device comprises a plurality of cushion blocks, the cushion blocks are arranged in the polishing arrises in a one-to-one correspondence mode, the cushion blocks are arranged in the roller body and arranged between the inner wall of the roller body and the outer wall of the main shaft, the cushion blocks are arranged along the length direction of the polishing arrises, the cushion blocks are opposite to the round holes, a plurality of fixing holes are formed in the round holes, the fixing holes are arranged in the round holes in a one-to-one correspondence mode, one ends of the fixing holes are communicated with the corresponding round holes, and the other ends of the fixing holes are communicated with the main shaft.

Further, the roller barrel body comprises a first barrel body and a second barrel body, the first barrel body and the second barrel body are all sleeved on the main shaft and coaxially arranged with the main shaft, one end of the second barrel body is connected to one end of the first barrel body, the polishing arris comprises a first inclined arris, a second inclined arris and a straight arris, the first inclined arris is spiral, the first inclined arris is connected to the outer wall of the first barrel body and coaxially arranged with the first barrel body, the second inclined arris is spiral, the second inclined arris is connected to the outer wall of the second barrel body and coaxially arranged with the second barrel body, one end of the second inclined arris is connected to one end of the first inclined arris, the straight arris are mutually parallel to the axis of the second barrel body, and the straight arris is connected to the outer wall of the second barrel body and connected to the other end of the second inclined arris.

Furthermore, the first barrel with the inside of second barrel is hollow, first through-hole has all been seted up at the both ends of first barrel, the second through-hole has all been seted up at the both ends of second barrel, the main shaft warp first through-hole with the second through-hole passes first barrel with the second barrel.

Further, the outer wall of the one end of main shaft has seted up the external screw thread along the axial, main shaft assembly still includes solid fixed ring and lock nut, gu fixed ring is coaxial and fixed cover is located the other end of main shaft, gu fixed ring butt in the other end of first barrel, lock nut threaded connection in the one end of main shaft and butt in the other end of second barrel.

Further, the polishing roller further comprises a spiral propelling sleeve, the spiral propelling sleeve is sleeved on the main shaft in a matching mode and is arranged between the fixing ring and the first barrel, and two ends of the spiral propelling sleeve are respectively abutted to the fixing ring and the first barrel.

Furthermore, first keyway has been seted up to the outer peripheral face of main shaft, the spiral impel the cover with first barrel is relative respectively second keyway and third keyway have been seted up to first keyway, the main shaft assembly still includes the connecting key, the cooperation of one side of connecting key is inlayed and is located first keyway, opposite side are inlayed respectively and are located the second keyway with the third keyway.

Compared with the prior art, the beneficial effects of the utility model include: the long strip waist circular hole in the prior art is changed into the circular hole, so that connecting points at the opening are increased, the number of air/water spraying points is increased, the area of the opening is reduced, the phenomenon that the polishing roller is damaged too fast due to abrasion at the position is avoided, and the service life of the polishing roller can be prolonged; and through setting up in the corresponding cushion of polishing arris to make the cushion connect in polishing arris, can strengthen the joint strength of the trompil department of roller body, avoid roller body to break.

Drawings

Fig. 1 is a three-dimensional schematic view of the present invention;

fig. 2 is a schematic structural diagram of the present invention;

FIG. 3 is a cross-sectional view taken along line B-B of FIG. 2;

FIG. 4 is an enlarged partial schematic view at E in FIG. 3;

FIG. 5 is a cross-sectional view taken along line C-C of FIG. 2;

FIG. 6 is a cross-sectional view taken along line D-D of FIG. 2;

fig. 7 is a partial sectional view of the joint of the first cylinder, the second cylinder, the connecting member and the main shaft in the present invention;

fig. 8 is a schematic structural view of the first cylinder, the first oblique edge and the connecting member of the present invention.

Detailed Description

The following detailed description of the preferred embodiments of the invention, which is to be read in connection with the accompanying drawings, forms a part of this application, and together with the embodiments of the invention, serve to explain the principles of the invention and not to limit its scope.

The utility model provides a burnishing roll, as shown in fig. 1 to 8, including barrel 1, a plurality of polishing arris 2, spindle unit 3 and a plurality of cushion 4, barrel 1 includes first barrel 11 and second barrel 12, and the one end of second barrel 12 is connected in the one end of first barrel 11.

Specifically, the inside of first barrel 11 and second barrel 12 is hollow, and first through-hole has all been seted up at the both ends of first barrel 11, and the second through-hole has all been seted up at the both ends of second barrel 12.

Specifically, at least one first mounting hole has been seted up to the one end of first barrel 11, first mounting hole sets up along the axial of first barrel 11, the second mounting hole has been seted up to the relative first mounting hole of second barrel 12, the second mounting hole sets up with first mounting hole is coaxial, roller body 1 still includes at least one connecting piece 13, connecting piece 13 sets up with first mounting hole one-to-one, place first mounting hole in the one end of connecting piece 13, the other end is slidable and the cooperation is inserted and is located the second mounting hole.

In this embodiment, the inner wall of the first mounting hole is provided with an internal thread, the connecting member 13 is a connecting screw, the threaded end of the connecting screw is connected to the first mounting hole in a threaded manner, and the head of the connecting screw is matched and slidably inserted into the second mounting hole.

A plurality of polishing arriss 2 set up and connect in the outer wall of barrel 1 along the circumference interval of barrel 1, are equipped with a plurality of round holes 2a between the adjacent polishing arris 2, and a plurality of round holes 2a set up along the length direction interval of polishing arris 2, and round hole 2a radially runs through the lateral wall of barrel 1 along barrel 1.

The number of the polishing ribs 2 may be three, four, five, etc., in the present embodiment, the number of the polishing ribs 2 is four, and the four polishing ribs 2 are equidistantly distributed along the circumferential direction of the roller body 1.

Through changing rectangular shape waist round hole among the prior art into round hole 2a, increased the tie point of trompil department, increased the quantity of jet-propelled/water spray point, reduced the trompil area, avoid this department to lead to polishing roller too fast to damage because of wearing and tearing, can increase polishing roller's life.

Specifically, the polishing rib 2 includes a first inclined rib 21, a second inclined rib 22 and a straight rib 23, the first inclined rib 21 is spiral, the first inclined rib 21 is connected to the outer wall of the first cylinder 11 and coaxially disposed with the first cylinder 11, the second inclined rib 22 is spiral, the second inclined rib 22 is connected to the outer wall of the second cylinder 12 and coaxially disposed with the second cylinder 12, one end of the second inclined rib 22 is connected to one end of the first inclined rib 21, the straight rib 23 is parallel to the axis of the second cylinder 12, and the straight rib 23 is connected to the outer wall of the second cylinder 12 and connected to the other end of the second inclined rib 22.

The round holes 2a are arranged at intervals along the guiding directions of the first inclined edge 21, the second inclined edge 22 and the straight edge 23, and the round holes 2a penetrate through the corresponding first cylinder 11 and the second cylinder 12.

By providing the first inclined edge 21, the second inclined edge 22, and the straight edge 23, the first inclined edge 21 can push the rice to advance in a spiral manner while polishing the rice.

Specifically, the first inclined rib 21 is integrally formed with the first cylinder 11, and the second inclined rib 22 and the straight rib 23 are integrally formed with the second cylinder 12.

The main shaft assembly 3 comprises a main shaft 31, the main shaft 31 penetrates through the roller body 1 and is connected to the roller body 1, and the main shaft 31 is hollow inside and is open at two ends.

Specifically, main shaft 31 passes through first barrel 11 and second barrel 12 through first through-hole and second through-hole, and the external screw thread has been seted up along the axial to the outer wall of the one end of main shaft 31, and main shaft 31 subassembly 3 still includes solid fixed ring 32 and lock nut 33, and the other end of main shaft 31 is located to the coaxial fixed cover of solid fixed ring 32, gu fixed ring 32 butt in the other end of first barrel 11, lock nut 33 threaded connection is in the one end of main shaft 31 and butt in the other end of second barrel 12.

Wherein the fixing ring 32 is integrally formed with the main shaft 31.

By providing the fixing ring 32 and the lock nut 33, the first cylinder 11 and the second cylinder 12 can be fixed to the main shaft 31, and the first cylinder 11 and the second cylinder 12 are prevented from sliding with respect to the main shaft 31.

In this embodiment, main shaft 31 and the coaxial setting of main shaft are all located to first barrel 11 and second barrel 12 cover, the burnishing roller still includes spiral propulsion cover 5, spiral propulsion cover 5 cooperation cover is located main shaft 31 and is set up between solid fixed ring 32 and first barrel 11, the both ends of spiral propulsion cover 5 butt respectively in solid fixed ring 32 and first barrel 11, first keyway has been seted up to the outer peripheral face of main shaft 31, second keyway and third keyway have been seted up to the other end of spiral propulsion cover 5 and first barrel 11 relative first keyway respectively, main shaft assembly 3 still includes connecting key 34, first keyway is inlayed and located to the cooperation of one side of connecting key 34, second keyway and third keyway are inlayed and located respectively to the opposite side.

The spiral propelling sleeve 5 is a sleeve body provided with a spiral propelling strip on the outer wall, which is the prior art and not described in the present application.

Cushion 4 sets up with polishing arris 2 one-to-one, place roller body 1 in cushion 4 and set up between roller body 1's inner wall and main shaft 31's outer wall, cushion 4 sets up and connects in roller body 1's inner wall along polishing arris 2's length direction, a plurality of fixed orificess 4a have been seted up to the relative round hole 2a of cushion 4, fixed orificess 4a sets up with round hole 2a one-to-one, fixed orificess 4 a's one end is linked together with corresponding round hole 2a, the other end communicates with main shaft 31 homogeneous phase.

Preferably, the cushion block 4 includes a first cushion block 41 and a second cushion block 42, the first cushion block 41 is disposed in the first cylinder 11, the first cushion block 41 is of a spiral strip-shaped structure, the first cushion block 41 is disposed along the length direction of the first inclined edge 21, one side of the first cushion block 41 close to the inner wall of the first cylinder 11 is connected to the inner wall of the first cylinder 11, one side of the first cushion block 41 close to the inner wall of the first cylinder 11 is attached to the outer wall of the main shaft 31, the second cushion block 42 is disposed in the second cylinder 12, the second cushion block 42 is of a strip-shaped structure, the second cushion block 42 is disposed along the length directions of the second inclined edge 22 and the straight edge 23, one side of the second cushion block 42 close to the inner wall of the second cylinder 12 is connected to the inner wall of the second cylinder 12, one side of the second cushion block 42 far from the inner wall of the second cylinder 12 is attached to the outer wall of the main shaft 31, and fixing holes 4a are formed in the first cushion block 41 and the second cushion block 42 relative to the round hole 2 a.

Specifically, the main shaft 31 is provided with a plurality of communication holes 31a communicating with the inside of the fixing hole 4a, the communication holes 31a are arranged corresponding to the fixing holes 4a one by one, and the communication holes 31a communicate with the corresponding fixing holes 4 a.

Through setting up first cushion 41 and second cushion 42, and make first cushion 41 and second cushion 42 connect in the inner wall of first barrel 11 and second barrel 12, because the tie point is located round hole 2a department, the joint strength of round hole 2a department has been strengthened, avoid first barrel 11 and the second barrel 12 of round hole 2a department to break, and because one side butt in main shaft 31 of the inner wall that first barrel 11 and second barrel 12 were kept away from to cushion 4, the rice grain has been avoided through round hole 2a, fixed orifices 4a gets into between first barrel 11 and the second barrel 12, avoid the rice grain to get into between the inner wall of main shaft 31 and first barrel 11 and second barrel 12.

The utility model discloses a concrete work flow: when rice is polished, the main shaft 31 rotates, the main shaft 31 drives the spiral propelling sleeve 5, the roller body 1 and the polishing arris 2 to rotate, the spiral propelling sleeve 5 pushes the rice to move forwards in a spiral mode, high-pressure humid gas is introduced into the main shaft 31, so that the high-pressure gas sequentially penetrates through the communicating hole 31a of the main shaft 31 and the fixing hole 4a of the cushion block 4 and is finally sprayed out from the through hole of the roller body 1 to soften the floating bran on the surface of the rice, the rice grains cannot move under the action of the polishing roller, and in the moving process, the rice grains rub against the rice grains, the polishing arris 2 and the roller body 1 to achieve the purpose of polishing the surface of the rice.

When the polishing roller is assembled, the connecting key 34 is firstly installed, the spiral pushing sleeve 5 is sleeved on the main shaft 31, the spiral pushing sleeve 5 is matched with one side of the connecting key 34, then the first cylinder 11 is sleeved on the main shaft 31, the first cylinder 11 is matched with the other side of the connecting key 34, the first cylinder 11 and the spiral pushing sleeve 5 are prevented from rotating relative to the main shaft 31, the connecting piece 13 is connected to the first installation hole, the second cylinder 12 is sleeved on the main shaft 31, the second installation hole of the second cylinder 12 is sleeved on the head of the corresponding connecting piece 13, the circumferential fixing of the second cylinder 12 relative to the first cylinder 11 is realized, the positioning and fixing of the second inclined edge 22 on the second cylinder 12 relative to the first inclined edge 21 on the first cylinder 11 are realized, then the locking nut 33 is in threaded connection with the main shaft 31, and the spiral pushing sleeve 5, the first cylinder 11 and the main shaft 31 are realized, The second cylinder 12 is axially fixed to the main shaft 31, and the roller body 1 is divided into the first cylinder 11 and the second cylinder 12, the polishing rib 2 is wind-cut into the first inclined rib 21 and the second inclined rib 22, and the long roller body 1 and the polishing rib 2 are processed in sections, thereby facilitating the processing.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any changes or substitutions that can be easily conceived by those skilled in the art within the technical scope of the present invention should be covered by the present invention.

Claims

1. A polishing roll, comprising:

a roller body;

the polishing device comprises a plurality of cushion blocks, the cushion blocks and polishing ridges are arranged in one-to-one correspondence, the cushion blocks are arranged in the roller body and are arranged between the inner wall of the roller body and the outer wall of the main shaft, the cushion blocks are arranged along the length direction of the polishing ridges and are connected to the inner wall of the roller body, the cushion blocks are opposite, a plurality of fixing holes are formed in the round holes, the fixing holes are arranged in one-to-one correspondence with the round holes, one ends of the fixing holes are communicated with the corresponding round holes, and the other ends of the fixing holes are communicated with the main shaft.

2. The polishing roll of claim 1 wherein the roll body comprises a first cylinder and a second cylinder, the first cylinder and the second cylinder are both sleeved on the main shaft and are arranged coaxially with the main shaft, one end of the second cylinder is connected with one end of the first cylinder, the polishing arris comprises a first oblique arris, a second oblique arris and a straight arris, the first inclined edge is in a spiral shape, is connected to the outer wall of the first cylinder and is coaxial with the first cylinder, the second inclined edge is in a spiral shape, is connected to the outer wall of the second cylinder and is coaxial with the second cylinder, one end of the second inclined edge is connected with one end of the first inclined edge, the straight edge is parallel to the axis of the second cylinder body, the straight edge is connected to the outer wall of the second cylinder and connected to the other end of the second inclined edge.

3. The polishing roll according to claim 2, wherein the first cylinder and the second cylinder are hollow, first through holes are formed at both ends of the first cylinder, second through holes are formed at both ends of the second cylinder, and the main shaft passes through the first cylinder and the second cylinder through the first through holes and the second through holes.

4. The polishing roll according to claim 2, wherein an outer wall of one end of the spindle is axially externally threaded, the spindle assembly further comprises a fixing ring and a lock nut, the fixing ring is coaxially and fixedly sleeved on the other end of the spindle, the fixing ring abuts against the other end of the first cylinder, and the lock nut is in threaded connection with one end of the spindle and abuts against the other end of the second cylinder.

5. The polishing roll according to claim 4, further comprising a spiral pushing sleeve, wherein the spiral pushing sleeve is fittingly sleeved on the spindle and is disposed between the fixing ring and the first cylinder, and two ends of the spiral pushing sleeve abut against the fixing ring and the first cylinder respectively.

6. The polishing roll according to claim 2, wherein the spindle has a first key groove formed on an outer circumferential surface thereof, the screw driving sleeve and the first barrel have a second key groove and a third key groove formed on the first key groove, respectively, and the spindle assembly further comprises a connecting key having one side fitted in the first key groove and the other side fitted in the second key groove and the third key groove, respectively.