CN212309738U - Novel needle mill for corn crushing - Google Patents
Novel needle mill for corn crushing Download PDFInfo
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- CN212309738U CN212309738U CN202020635038.7U CN202020635038U CN212309738U CN 212309738 U CN212309738 U CN 212309738U CN 202020635038 U CN202020635038 U CN 202020635038U CN 212309738 U CN212309738 U CN 212309738U
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Abstract
The utility model provides a novel needle mill for corn crushing, relating to the technical field of crushing equipment; a fixed disc at the upper end of the crushing barrel is provided with a feeding opening, a feeding barrel and a top plate, and the feeding barrel is connected with a feeding hopper; the positioning seat on the top plate is provided with a positioning groove, a bearing is arranged in the positioning groove, the bearing comprises an inner ring and an outer ring, and a plurality of balls are arranged between grooves of the inner ring and the outer ring; the outer ring is provided with an upper rubber plate and a lower rubber plate; the inner ring is provided with an upper clamping groove and a lower clamping groove which are clamped with the upper rubber plate and the lower rubber plate; the temperature sensor is arranged on the outer ring; the outer ring is connected with an oil supply pipe; a positioning ridge and a positioning column are arranged on the positioning groove and are abutted against the outer ring; the positioning groove is connected with an oil outlet pipe; the inner ring is internally provided with a rotating shaft in a penetrating way, the upper end of the inner ring is connected with a rotating driving device, and the lower end of the inner ring is provided with a movable disc; the lower end of the crushing barrel is provided with a material guide hopper, a material outlet and a discharge valve; the temperature sensor and the rotation driving device are in communication connection with the controller. The utility model can reduce the bearing abrasion and reduce the bearing temperature; the controller can stop rotating the driving device in time according to the temperature condition, so that danger is avoided.
Description
Technical Field
The utility model relates to a crushing equipment technical field specifically is a novel needle mill for maize is broken.
Background
In the processing of grain, starch and feed, the material is crushed to be an indispensable process, the commonly used crushing machinery comprises a hammer sheet type, a roller type, a flour mill, a pin mill and the like, and the main working components of the pin mill are a fixed disc and a movable disc driven by power. At the in-process of needle mill work, drive driving disk pivoted main shaft and need constantly rotate in the bearing, because the atress when the bearing rolls for coefficient of friction increase between ball and inner circle and the outer lane not only can damage the bearing, can produce a large amount of heats moreover, influences the normal operating of equipment, and takes place danger easily.
SUMMERY OF THE UTILITY MODEL
The utility model provides a be used for broken novel needle of maize to grind has solved the needle among the prior art and has ground the work process in that exists that the bearing easily damages, generates heat, easily takes place dangerous problem.
The technical scheme of the utility model is realized like this:
a novel pin mill for crushing corns comprises a crushing barrel, wherein a fixed disc is arranged at the upper end of the crushing barrel, a feeding opening is formed in the middle of the fixed disc, a feeding barrel extending upwards is arranged at the feeding opening, a top plate is arranged at the top end of the feeding barrel, and a feeding hopper communicated with the feeding barrel is arranged on the side of the feeding barrel;
a positioning seat is arranged at the upper end of the top plate, the positioning seat is provided with a concave positioning groove, and a bearing is arranged in the positioning groove;
the bearing comprises an inner ring and an outer ring, and the outer ring is sleeved on the outer side of the inner ring; the opposite side surfaces of the inner ring and the outer ring are respectively provided with an annular groove, a plurality of balls are arranged between the grooves at two sides, and the balls are all arranged on the retainer; the upper end of the outer ring is provided with an annular upper rubber plate, and the lower end of the outer ring is provided with an annular lower rubber plate; an annular upper clamping groove is formed in the upper end of the inner ring, an annular lower clamping groove is formed in the lower end of the inner ring, the inner ring end of the upper rubber plate is clamped in the upper clamping groove, and the inner ring end of the lower rubber plate is clamped in the lower clamping groove; a temperature sensor is arranged between the inner ring and the outer ring, and the temperature sensor is arranged on the outer ring; the upper end of the outer ring is connected with an oil supply pipe;
a plurality of raised positioning ridges are arranged on the side wall of the positioning groove, and the positioning ridges are abutted against the side wall of the outer ring; a plurality of raised positioning columns are arranged on the bottom wall of the positioning groove and abut against the bottom of the outer ring; the bottom of the positioning groove is connected with an oil outlet pipe;
a rotating shaft penetrates through the inner ring, and the upper end of the rotating shaft extends upwards out of the inner ring and then is connected with a rotating driving device; the lower end of the rotating shaft penetrates through the positioning seat and the top plate downwards and then extends into the crushing barrel, and sealing pieces are arranged between the rotating shaft and the positioning seat and between the rotating shaft and the top plate respectively;
the lower end of the rotating shaft is provided with a movable disc; one end of the movable disc, which faces the fixed disc, is provided with a plurality of circles of movable needles which sequentially surround the outer side of the rotating shaft from inside to outside; a plurality of circles of fixed needles are arranged at one end of the fixed disc, which faces the movable disc, and the circles of fixed needles sequentially surround the outer side of the rotating shaft from inside to outside; the plurality of circle movable needles and the plurality of circle fixed needles are sequentially and alternately arranged;
a material guide hopper is arranged at the lower end of the crushing barrel, a material outlet is arranged at the lower end of the material guide hopper, and a discharge valve is arranged at the material outlet;
and the temperature sensor and the rotation driving device are in communication connection with the controller.
Furthermore, a filter screen bucket is arranged in the middle of the crushing barrel and is positioned below the movable disc; an ultrasonic generator is arranged on the filter screen bucket;
the lower end of the filter screen hopper is connected with a material return pipe, and the material return pipe is led to the material inlet hopper; and the feed back pipe is provided with a powder air conveyor.
Further, the retainer comprises an upper retaining strip and a lower retaining strip, the upper retaining strip and the lower retaining strip are connected by a vertical strip, and the vertical strip is arranged between the adjacent balls; the upper holding strip and the lower holding strip are both provided with accommodating grooves, and the balls are accommodated between the accommodating grooves of the upper holding strip and the lower holding strip.
Furthermore, a plurality of positioning ridges are uniformly distributed on the periphery of the rotating shaft; and the positioning columns are uniformly distributed on the periphery of the rotating shaft.
Furthermore, the movable needle and the fixed needle are both in a circular truncated cone shape.
Furthermore, the rotation driving device is a driving motor, and the driving motor is connected with the rotating shaft through a speed reducer and a coupling; the driving motor and the speed reducer are arranged on the charging barrel through the supporting frame.
The utility model has the advantages that:
the utility model has simple structure and convenient use; the outer ring is provided with the oil supply pipe, so that lubricating oil can be introduced into the bearing, the bearing abrasion is reduced, and the temperature of the bearing is reduced; excessive lubricating oil can be discharged from gaps among the upper rubber plate, the lower rubber plate and the inner ring, the lubricating oil discharged from the upper rubber plate flows into the bottom of the positioning groove along the gap between the adjacent positioning ridges, the lubricating oil discharged from the lower rubber plate directly falls into the bottom of the positioning groove, and finally the lubricating oil is discharged through the oil outlet pipe. When lubricating oil supply is insufficient and no lubricating oil exists in the bearing, the temperature of the bearing can rise, the temperature sensor transmits temperature data to the controller, and the controller can stop rotating the driving device in time to avoid danger.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
Fig. 1 is a schematic structural diagram of an embodiment of the present invention;
fig. 2 is a schematic view of the structure at the positioning stand;
fig. 3 is a schematic structural view of the cage and the balls.
Wherein:
1. a crushing cylinder; 2. fixing a disc; 3. a feeding port; 4. feeding into a charging barrel; 5. a top plate; 6. feeding into a hopper; 7. positioning seats; 8. positioning a groove; 9. an inner ring; 10. an outer ring; 11. a groove; 12. a ball bearing; 13. an upper retention bar; 14. a lower retention bar; 15. vertical bars; 16. a containing groove; 17. feeding a rubber plate; 18. a lower rubber plate; 19. an upper clamping groove; 20. a lower clamping groove; 21. a temperature sensor; 22. an oil supply pipe; 23. a positioning ridge; 24. a positioning column; 25. an oil outlet pipe; 26. a rotating shaft; 27. a rotation driving device; 28. a speed reducer; 29. a coupling; 30. a support frame; 31. a seal member; 32. a movable plate; 33. moving a needle; 34. fixing a needle; 35. a material guide hopper; 36. a discharge port; 37. a discharge valve; 38. a filter screen bucket; 39. an ultrasonic generator; 40. a material return pipe; 41. powder air feeder.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
As shown in fig. 1-3, the novel pin mill for corn breaking in this embodiment includes a breaking barrel 1, a fixed disc 2 is disposed at the upper end of the breaking barrel 1, a feeding port 3 is disposed in the middle of the fixed disc 2, a feeding barrel 4 extending upward is disposed at the feeding port 3, a top plate 5 is disposed at the top end of the feeding barrel 4, and a feeding hopper 6 communicated with the feeding barrel 4 is disposed at the side of the feeding barrel 4. The material can be put into from going into hopper 6, and the material enters into crushing barrel 1 through going into feed cylinder 4.
The upper end of the top plate 5 is provided with a positioning seat 7, the positioning seat 7 is provided with a concave positioning groove 8, and a bearing is arranged in the positioning groove 8. The bearing comprises an inner ring 9 and an outer ring 10, wherein the outer ring 10 is sleeved on the outer side of the inner ring 9. The opposite side surfaces of the inner ring 9 and the outer ring 10 are respectively provided with an annular groove 11, and a plurality of balls 12 are arranged between the grooves 11 at the two sides. A plurality of balls 12 are arranged on the cage, and in the embodiment, the cage comprises an upper retaining strip 13 and a lower retaining strip 14, the upper retaining strip 13 and the lower retaining strip 14 are connected by a vertical strip 15, and the vertical strip 15 is arranged between the adjacent balls 12. The upper holding strip 13 and the lower holding strip 14 are provided with accommodating grooves 16, the balls 12 are accommodated between the accommodating grooves 16 of the upper holding strip 13 and the lower holding strip 14, and the balls 12 can roll between the upper and lower accommodating grooves 16.
The upper end of the outer ring 10 is provided with an annular upper rubber plate 17, and the lower end of the outer ring 10 is provided with an annular lower rubber plate 18. An annular upper clamping groove 19 is formed in the upper end of the inner ring 9, an annular lower clamping groove 20 is formed in the lower end of the inner ring 9, the end of the inner ring 9 of the upper rubber plate 17 is clamped in the upper clamping groove 19, and the end of the inner ring 9 of the lower rubber plate 18 is clamped in the lower clamping groove 20. A temperature sensor 21 is arranged between the inner ring 9 and the outer ring 10, and the temperature sensor 21 is arranged on the outer ring 10. An oil supply pipe 22 is connected to an upper end of the outer ring 10, and a lubricating oil is supplied between the inner ring 9 and the outer ring 10 through the oil supply pipe 22.
The side wall of the positioning groove 8 is provided with a plurality of raised positioning ridges 23, and the positioning ridges 23 are abutted against the side wall of the outer ring 10. A plurality of raised positioning columns 24 are arranged on the bottom wall of the positioning groove 8, and the positioning columns 24 abut against the bottom of the outer ring 10. The positioning ridge 23 and the positioning column 24 can position the outer ring 10, thereby positioning the bearing. The outer ring 10 can be fixed with the positioning seat 7 at the positioning ridge 23 through bolts. The bottom of the positioning groove 8 is connected with an oil outlet pipe 25 for discharging used lubricating oil.
A rotating shaft 26 penetrates through the inner ring 9, and the upper end of the rotating shaft 26 extends upwards out of the inner ring 9 and then is connected with a rotating driving device 27. In this embodiment, the rotation driving device 27 is a driving motor, and the driving motor is connected to the rotating shaft 26 through a speed reducer 28 and a coupling 29. The driving motor and the speed reducer 28 are arranged on the charging barrel 4 through a supporting frame 30.
The lower end of the rotating shaft 26 downwards penetrates through the positioning seat 7 and the top plate 5 and then extends into the crushing barrel 1, and sealing members 31 are arranged between the rotating shaft 26 and the positioning seat 7 and between the rotating shaft 26 and the top plate 5 respectively. The lower end of the rotating shaft 26 is provided with a movable disc 32, one end of the movable disc 32 facing the fixed disc 2 is provided with a plurality of circling needles 33, and the circling needles 33 sequentially surround the outer side of the rotating shaft 26 from inside to outside. The fixed disc 2 is provided with a plurality of circles of fixed needles 34 towards one end of the movable disc 32, and the plurality of circles of fixed needles 34 sequentially surround the outer side of the rotating shaft 26 from inside to outside. The plurality of circles of movable needles 33 and the plurality of circles of fixed needles 34 are sequentially and alternately arranged, in the embodiment, the movable needles 33 and the fixed needles 34 are in a circular truncated cone shape and are alternately arranged, and materials can be efficiently crushed.
The lower end of the crushing barrel 1 is provided with a material guide hopper 35, the lower end of the material guide hopper 35 is provided with a material outlet 36, and a discharge valve 37 is arranged at the material outlet 36. The crushed powder material can be guided into a discharge hole 36 from the material guide hopper 35 and discharged.
The temperature sensor 21 and the rotation driving device 27 are both connected to a controller (not shown) in communication. The temperature sensor 21 can detect the temperature of the bearing in real time and transmit the data to the controller. When the bearings are short of lubricating oil and the temperature of the bearings rises, the controller can stop rotating the driving device 27 in time to avoid danger.
In this embodiment, a filter screen bucket 38 is disposed in the middle of the crushing barrel 1, the filter screen bucket 38 is located below the movable disk 32, and an ultrasonic generator 39 is disposed on the filter screen bucket 38. The lower end of the filter screen hopper 38 is connected with a material return pipe 40, and the material return pipe 40 is led to the material inlet hopper 6; the feed back pipe 40 is provided with a powder air feeder 41. The materials crushed by the fixed disc 2 and the movable disc 32 are filtered by the filter screen bucket 38, larger particles are intercepted by the filter screen bucket 38 and are sent back to the feeding hopper 6 for circular crushing by the powder air feeder 41 and the material return pipe 40, and the fineness of the crushed powder can be ensured to meet the requirement.
In this embodiment, the positioning ridges 23 are uniformly distributed on the periphery of the rotating shaft 26, and the positioning posts 24 are uniformly distributed on the periphery of the rotating shaft 26, so that the bearing can be stably positioned.
When this embodiment uses, will treat broken material, for example the maize, put into hopper 6, the material drops to movable disk 32 on through going into feed cylinder 4. The driving motor works to drive the rotating shaft 26 to rotate through the speed reducer 28 and the coupling 29, and further drive the movable disc 32 to rotate, and materials are thrown out to the periphery under the action of centrifugal force. The materials are crushed by the repeated impact friction of the fixed needles 34 and the movable needles 33 and then fall onto the filter screen bucket 38. The ultrasonic generator 39 generates ultrasonic waves to drive the filter screen 38 to vibrate, so as to filter the crushed materials, and the fine powder falls into the material guide hopper 35 and is discharged from the discharge hole 36. The larger particles are intercepted by the filter screen hopper 38 and are sent back to the feeding hopper 6 for circular crushing through the powder air feeder 41 and the material return pipe 40, and the fineness of the crushed powder can meet the requirement. In the crushing process, lubricating oil is supplied between the inner ring 9 and the outer ring 10 through the oil supply pipe 22, so that the bearing abrasion is reduced, and the bearing temperature is reduced; excessive lubricating oil can be discharged from gaps among the upper rubber plate 17, the lower rubber plate 18 and the inner ring 9, the lubricating oil discharged from the upper rubber plate 17 flows into the bottom of the positioning groove 8 along the gap among the adjacent positioning ridges 23, the lubricating oil discharged from the lower rubber plate 18 directly falls into the bottom of the positioning groove 8, and finally the lubricating oil is discharged through the oil outlet pipe 25. When the lubricating oil is not supplied enough and the lubricating oil is not in the bearing, the temperature of the bearing is increased, the temperature sensor 21 transmits the temperature data to the controller, and the controller can stop rotating the driving device 27 in time to avoid danger.
The above description is only a preferred embodiment of the present invention, and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (6)
1. A novel pin mill for crushing corns is characterized by comprising a crushing barrel, wherein a fixed disc is arranged at the upper end of the crushing barrel, a feeding opening is formed in the middle of the fixed disc, a feeding barrel extending upwards is arranged at the feeding opening, a top plate is arranged at the top end of the feeding barrel, and a feeding hopper communicated with the feeding barrel is arranged on the side of the feeding barrel;
a positioning seat is arranged at the upper end of the top plate, the positioning seat is provided with a concave positioning groove, and a bearing is arranged in the positioning groove;
the bearing comprises an inner ring and an outer ring, and the outer ring is sleeved on the outer side of the inner ring; the opposite side surfaces of the inner ring and the outer ring are respectively provided with an annular groove, a plurality of balls are arranged between the grooves at two sides, and the balls are all arranged on the retainer; the upper end of the outer ring is provided with an annular upper rubber plate, and the lower end of the outer ring is provided with an annular lower rubber plate; an annular upper clamping groove is formed in the upper end of the inner ring, an annular lower clamping groove is formed in the lower end of the inner ring, the inner ring end of the upper rubber plate is clamped in the upper clamping groove, and the inner ring end of the lower rubber plate is clamped in the lower clamping groove; a temperature sensor is arranged between the inner ring and the outer ring, and the temperature sensor is arranged on the outer ring; the upper end of the outer ring is connected with an oil supply pipe;
a plurality of raised positioning ridges are arranged on the side wall of the positioning groove, and the positioning ridges are abutted against the side wall of the outer ring; a plurality of raised positioning columns are arranged on the bottom wall of the positioning groove and abut against the bottom of the outer ring; the bottom of the positioning groove is connected with an oil outlet pipe;
a rotating shaft penetrates through the inner ring, and the upper end of the rotating shaft extends upwards out of the inner ring and then is connected with a rotating driving device; the lower end of the rotating shaft penetrates through the positioning seat and the top plate downwards and then extends into the crushing barrel, and sealing pieces are arranged between the rotating shaft and the positioning seat and between the rotating shaft and the top plate respectively;
the lower end of the rotating shaft is provided with a movable disc; one end of the movable disc, which faces the fixed disc, is provided with a plurality of circles of movable needles which sequentially surround the outer side of the rotating shaft from inside to outside; a plurality of circles of fixed needles are arranged at one end of the fixed disc, which faces the movable disc, and the circles of fixed needles sequentially surround the outer side of the rotating shaft from inside to outside; the plurality of circle movable needles and the plurality of circle fixed needles are sequentially and alternately arranged;
a material guide hopper is arranged at the lower end of the crushing barrel, a material outlet is arranged at the lower end of the material guide hopper, and a discharge valve is arranged at the material outlet;
and the temperature sensor and the rotation driving device are in communication connection with the controller.
2. The novel pin mill for corn breaking as claimed in claim 1, wherein a filter screen bucket is arranged in the middle of the breaking barrel, and the filter screen bucket is positioned below the movable disk; an ultrasonic generator is arranged on the filter screen bucket;
the lower end of the filter screen hopper is connected with a material return pipe, and the material return pipe is led to the material inlet hopper; and the feed back pipe is provided with a powder air conveyor.
3. The new needle mill for corn breaking as claimed in claim 2, characterized in that the cage comprises an upper and a lower retaining strip, which are connected by a vertical bar, which is arranged between adjacent balls; the upper holding strip and the lower holding strip are both provided with accommodating grooves, and the balls are accommodated between the accommodating grooves of the upper holding strip and the lower holding strip.
4. The new needle mill for corn breaking as claimed in claim 3, characterized in that a plurality of said positioning ridges are evenly distributed on the periphery of the rotating shaft; and the positioning columns are uniformly distributed on the periphery of the rotating shaft.
5. The novel pin mill for corn breaking as claimed in claim 4, wherein the movable pin and the fixed pin are both in the shape of a circular truncated cone.
6. The novel pin mill for corn breaking as claimed in claim 5, wherein the rotary driving device is a driving motor, and the driving motor is connected with the rotary shaft through a speed reducer and a coupling; the driving motor and the speed reducer are arranged on the charging barrel through the supporting frame.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020635038.7U CN212309738U (en) | 2020-04-24 | 2020-04-24 | Novel needle mill for corn crushing |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020635038.7U CN212309738U (en) | 2020-04-24 | 2020-04-24 | Novel needle mill for corn crushing |
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| Publication Number | Publication Date |
|---|---|
| CN212309738U true CN212309738U (en) | 2021-01-08 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020635038.7U Active CN212309738U (en) | 2020-04-24 | 2020-04-24 | Novel needle mill for corn crushing |
Country Status (1)
| Country | Link |
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| CN (1) | CN212309738U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115155735A (en) * | 2022-07-08 | 2022-10-11 | 优承生物科技(烟台)有限公司 | Bean soaking needle grinding device for pea processing technological process |
-
2020
- 2020-04-24 CN CN202020635038.7U patent/CN212309738U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115155735A (en) * | 2022-07-08 | 2022-10-11 | 优承生物科技(烟台)有限公司 | Bean soaking needle grinding device for pea processing technological process |
| CN115155735B (en) * | 2022-07-08 | 2023-05-16 | 优承生物科技(烟台)有限公司 | Bean soaking needle grinding device for pea processing technology process |
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