CN111530550A - Utilize heat dissipation cooling water control to adjust device that cereal lasts grinding - Google Patents
Utilize heat dissipation cooling water control to adjust device that cereal lasts grinding Download PDFInfo
- Publication number
- CN111530550A CN111530550A CN202010448035.7A CN202010448035A CN111530550A CN 111530550 A CN111530550 A CN 111530550A CN 202010448035 A CN202010448035 A CN 202010448035A CN 111530550 A CN111530550 A CN 111530550A
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- Prior art keywords
- grinding
- cooling water
- metal
- grains
- rod
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
- B02C4/00—Crushing or disintegrating by roller mills
- B02C4/10—Crushing or disintegrating by roller mills with a roller co-operating with a stationary member
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
- B02C23/00—Auxiliary methods or auxiliary devices or accessories specially adapted for crushing or disintegrating not provided for in preceding groups or not specially adapted to apparatus covered by a single preceding group
- B02C23/08—Separating or sorting of material, associated with crushing or disintegrating
- B02C23/16—Separating or sorting of material, associated with crushing or disintegrating with separator defining termination of crushing or disintegrating zone, e.g. screen denying egress of oversize material
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
- B02C4/00—Crushing or disintegrating by roller mills
- B02C4/28—Details
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
- B02C4/00—Crushing or disintegrating by roller mills
- B02C4/28—Details
- B02C4/44—Cooling or heating rollers or bars
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
- B02C23/00—Auxiliary methods or auxiliary devices or accessories specially adapted for crushing or disintegrating not provided for in preceding groups or not specially adapted to apparatus covered by a single preceding group
- B02C23/08—Separating or sorting of material, associated with crushing or disintegrating
- B02C23/16—Separating or sorting of material, associated with crushing or disintegrating with separator defining termination of crushing or disintegrating zone, e.g. screen denying egress of oversize material
- B02C2023/165—Screen denying egress of oversize material
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- Engineering & Computer Science (AREA)
- Food Science & Technology (AREA)
- Finish Polishing, Edge Sharpening, And Grinding By Specific Grinding Devices (AREA)
Abstract
The invention relates to the technical field of grain grinding equipment, and discloses a device for controlling and adjusting continuous grinding of grains by utilizing cooling water, which comprises a grinding box, wherein the lower end and the upper end of a counterweight ball are respectively connected with a rectangular thin plate and a swinging rod, a metal rod is correspondingly provided with a magnetic group, the lower end of an elastic rope is connected with a metal ball, the upper side of a circular groove is provided with a coil, and the lower part of a guide device is provided with a metal sheet. The vibration generated by grinding grains through the grinding roller is large, the coil connected with the metal rod in series generates a transformed magnetic field, the metal ball on the lower side of the second rotating column pulls the elastic rope to be far away from the arc-shaped groove, and the metal ball is disconnected from the metal sheet; the vibrations that grinding roller ground cereal produced reduce, and the metal ball of second rotary column downside passes through the elastic rope pulling and contacts with the arc wall, and this structure has solved on the cereal adhesion grinding wall, grinder wearing and tearing are great, can not keep cereal to last the unloading grind with the poor problem of grinding quality.
Description
Technical Field
The invention relates to the technical field of grain grinding equipment, in particular to a device for controlling and adjusting continuous grinding of grains by utilizing cooling water.
Background
Cereals are one of indispensable foods on dining tables of common people for thousands of years as traditional diets of Chinese people, play an important role in diet of China and are taken as traditional staple food. The cereals can be directly eaten, and can be converted into semi-finished grains and finished grains through treatment, or the semi-finished grains can be converted into finished grains through treatment, along with the progress and the prosperity of the society, more and more dietary industries are rapidly developed, more grain powder needs to be stored in a diet store, and a grain grinding device is used for producing the cereals.
Although the existing grain grinding device greatly facilitates the development of the catering industry, the existing grain grinding device has some defects, such as: present grinder rises along with the grinding temperature of grinding miller to easily lead to cereal adhesion on grinding the wall, and present cereal grinder's heat dissipation function is crossed and is single, and present grinder crosses the disposable unloading of trigger structure too much through intermittent type structure in addition, thereby leads to the grinding miller wearing and tearing very fast and grinding quality relatively poor, in order to solve this problem we have proposed one kind and have utilized heat dissipation cooling water control to adjust the device that cereal lasts to grind.
Disclosure of Invention
Technical problem to be solved
Aiming at the defects of the prior art, the invention provides a device for controlling and adjusting continuous grinding of grains by utilizing heat dissipation cooling water, which has the advantages of avoiding grain adhesion, slowing down the abrasion of a grinding device, keeping the continuous blanking grinding of grains and high grinding quality, and solves the problems that the existing grain grinding device has the defects of large grain adhesion on a grinding wall, large abrasion of the grinding device, incapability of keeping the continuous blanking grinding of grains and poor grinding quality.
(II) technical scheme
In order to achieve the purposes of avoiding grain adhesion, slowing down the abrasion of a grinding device, keeping grain continuous feeding grinding and high grinding quality, the invention provides the following technical scheme: a device for controlling and adjusting continuous grinding of grains by utilizing cooling water with heat dissipation comprises a grinding box, wherein a feed opening is formed in the upper portion of the grinding box, a V-shaped groove is formed in the middle of the grinding box, a cooling groove is formed in the middle of the grinding box and outside the lower portion of the V-shaped groove, a first rotary column is arranged on the upper portion of a cooling groove on the left side, a driving shaft is rotatably connected to the middle of the grinding box, a grinding roller is fixedly connected to the outer side of the driving shaft, a sieve plate is arranged in the grinding box and under the grinding roller, cooling water is arranged in the grinding box and inside the cooling groove, a counterweight ball is rotatably connected to the inner portion of the grinding box and outside the first rotary column, a rectangular thin plate and a swing rod are fixedly connected to the lower end and the upper end of the counterweight ball respectively, a metal rod is arranged on the upper portion of the swing rod, a magnetic group corresponding to the metal rod is arranged in the grinding box, a detection, the circular slot has been seted up at detection device's middle part, detection device's middle part and the centre of a circle department at the circular slot is provided with the second rotary column, detection device's right-hand member is provided with unloader, detection device's inside just is the pendulum rod under the lower extreme fixedly connected with of second rotary column, the lower extreme fixedly connected with elasticity rope of pendulum rod down, the lower extreme fixedly connected with metal ball of elasticity rope, detection device's inside just goes up the pendulum rod at the upper end fixedly connected with of second rotary column, detection device's inside just is provided with the coil of symmetry at the circular slot upside, the lower part left and right sides of going up the pendulum rod respectively with circular slot fixedly connected with spring, detection device's inside just is provided with guider in the lower part of circular slot, the arc wall has been seted up to guider's lower part, guider's lower.
Preferably, the mass of the lower part of the counterweight ball is larger than that of the upper part of the counterweight ball, and the gravity centers of the counterweight ball, the swinging rod and the rectangular thin plate are on the axes and in the positive direction of the counterweight ball, so that the cooling water in the cooling tank can always stir the rectangular thin plate.
Preferably, the magnetic group is in a fan shape and corresponds to a track of a region swept by the metal rod by taking the counterweight ball as a circle center, so that a maximum cutting magnetic induction line is ensured.
Preferably, the elastic rope is not directly fixedly connected with the metal ball, so that the elastic rope is prevented from being disconnected by heating.
Preferably, the coil is symmetrical about the upper swing rod, and two ends of the coil are spiral, so that a transformation magnetic field generated by the spiral coil can push the swing rod to swing.
Preferably, the arc-shaped groove formed in the lower portion of the guide device corresponds to the diameter of the metal ball.
Preferably, the guide device is symmetrical about the lower swing rod, and the arc-shaped curved surface of the metal sheet on the inner side corresponds to the arc-shaped curved surface of the guide device, so that the abrasion between the metal sheet and the metal ball is reduced.
(III) advantageous effects
Compared with the prior art, the invention provides a device for controlling and adjusting continuous grinding of grains by using cooling water, which has the following beneficial effects:
1. the device for controlling and adjusting the continuous grinding of grains by utilizing the heat dissipation cooling water has the advantages that the vibration generated by grinding the grains by the grinding rollers is large, the fluctuation of the cooling water in the cooling tank is large, the cooling water pushes the rectangular thin plate to rotate, the rectangular thin plate drives the swing rod to rotate around the first rotary column through the counterweight ball, the metal rod at the upper end of the swing rod swings left and right in the magnetic group to cut a magnetic induction line, the coil connected with the metal rod in series generates a transformed magnetic field, the magnetic field generated by the coil pushes the upper swing rod, the upper swing rod drives the lower swing rod to rotate in the second rotary column, the metal ball at the lower side of the second rotary column pulls the elastic rope to be far away from the arc-shaped groove under the action of the swing centrifugal force, the metal ball is disconnected with the metal sheet, the electromagnetic valve in the discharge opening is closed, the vibration generated by grinding the grains by the grinding rollers is, the metal ball of second rotary column downside passes through the elastic rope pulling and contacts with the arc wall, and the unloading is opened to the intraoral solenoid valve of unloading, and is in turn repeated in proper order, and this structure has solved on the current grain grinder grain adhesion grinding wall, grinder wearing and tearing are great, can not keep grain to last the unloading and grind the poor problem of quality.
2. This utilize heat dissipation cooling water control to adjust device that cereal lasts grinding, lower extreme and upper end through the counter weight ball are fixedly connected with rectangle sheet metal and swinging arms respectively, and the upper portion of swinging arms is provided with the metal pole, and the lower part quality of counter weight ball is greater than its upper portion, and the focus of counter weight ball, swinging arms and rectangle sheet metal is on its axis, and in the forward direction of counter weight ball to guarantee that the rectangle sheet metal can always be stirred to the cooling water energy in the cooling tank.
3. This utilize heat dissipation cooling water control to adjust device that cereal lasts grinding is provided with the magnetism group that corresponds with the metal rod through the inside of grinding the case, and the magnetism group is fan-shaped, and uses the counter weight ball to sweep regional orbit corresponding as the centre of a circle with the metal rod to guarantee the cutting magnetic induction line of maximize.
Drawings
FIG. 1 is a sectional view of the overall front structure of the present invention;
FIG. 2 is an enlarged view of the structure of FIG. 1 at A according to the present invention;
FIG. 3 is an enlarged view of the structure of FIG. 1 at B according to the present invention;
FIG. 4 is a front sectional view of the detecting device of the present invention;
fig. 5 is an enlarged view of the structure of fig. 4 at C according to the present invention.
In the figure: 1 grinding box, 101 feed opening, 102V-shaped groove, 103 cooling groove, 1031 first rotary column, 2 driving shaft, 3 grinding rollers, 4 sieve plates, 5 cooling water, 6 rectangular thin plate, 7 counterweight balls, 8 swinging rods, 801 metal rod, 9 magnetic group, 10 detection device, 1001 circular groove, 1002 second rotary column, 11 blanking device, 12 lower swinging rod, 1201 elastic rope, 13 metal balls, 14 upper swinging rod, 15 coil, 16 spring, 17 guide device, 1701 arc-shaped groove and 1702 metal sheet.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-5, a device for controlling and adjusting continuous grinding of grains by using heat-dissipating cooling water comprises a grinding box 1, a feed opening 101 is formed in the upper portion of the grinding box 1, a V-shaped groove 102 is formed in the middle portion of the grinding box 1, a cooling groove 103 is formed in the middle portion of the grinding box 1 and on the outer side of the lower portion of the V-shaped groove 102, a first rotary column 1031 is arranged on the upper portion of the cooling groove 103 on the left side, a driving shaft 2 is rotatably connected to the middle portion of the grinding box 1, a grinding roller 3 is fixedly connected to the outer side of the driving shaft 2, a screen plate 4 is arranged in the grinding box 1 and under the grinding roller 3, cooling water 5 is arranged in the cooling groove 103 in the grinding box 1, a counterweight ball 7 is rotatably connected in the grinding box 1 and on the outer side of the first rotary column 1031, a rectangular thin plate 6 and a swing rod 8 are respectively fixedly connected to the lower end and the upper end of the counterweight ball 7, a, the lower part of the counterweight ball 7 has larger mass than the upper part thereof, and the gravity centers of the counterweight ball 7, the swinging rod 8 and the rectangular thin plate 6 are on the axes thereof and in the positive direction of the counterweight ball 7, thereby ensuring that the cooling water 5 in the cooling tank 103 can always stir the rectangular thin plate 6. The interior of the grinding box 1 is provided with a magnetic group 9 corresponding to the metal rod 801, the magnetic group 9 is in a fan shape and corresponds to the track of the area swept by the metal rod 801 with the counterweight ball 7 as the center of a circle, so that the maximum cutting magnetic induction line is ensured.
The working principle is as follows: the device for controlling and adjusting continuous grinding of grains by utilizing heat dissipation cooling water comprises the following steps that during operation, the grains are fed into a V-shaped groove 102 through a feeding hole 101, a grinding roller 3 is driven by a driving shaft 2 to grind the fed grains, grains which are just fed are large, at the moment, the vibration generated by the grinding of the grains by the grinding roller 3 is large, the fluctuation of cooling water 5 in a cooling groove 103 is large, the cooling water 5 pushes a rectangular thin plate 6 to rotate, the rectangular thin plate 6 drives a swing rod 8 to rotate around a first rotating column 1301 through a counterweight ball 7, a metal rod 801 at the upper end of the swing rod 8 swings left and right in a magnet group 9 to cut magnetic induction lines, a coil 15 connected with the metal rod 801 in series generates a transformed magnetic field 1201, the magnetic field generated by the coil 15 pushes an upper swing rod 14, the upper swing rod 14 drives a lower swing rod 12 to rotate on a second rotating column 12, and under the action of a swing centrifugal force, a metal ball 13 at, at the moment, the metal ball 13 is disconnected with the metal sheet 1702, the electromagnetic valve in the feed opening 1 is closed, the vibration generated by grinding grains by the grinding roller 3 is reduced along with the grinding of the grains, at the moment, the magnetic field generated by the coil 15 is small, the upper swing rod 14 cannot be pushed to swing greatly, the metal ball 13 on the lower side of the second rotary column 12 is pulled to be in contact with the arc-shaped groove 1701 through the elastic rope 1201, at the moment, the electromagnetic valve in the feed opening 1 is opened for feeding, and the steps are repeated in sequence, so that the structure solves the problems that the grain adhesion grinding wall of the existing grain grinding device is large, the grinding device is worn greatly, and the grain can not be continuously fed for grinding and the grinding quality is.
The rectangular thin plate 6 and the swing rod 8 are fixedly connected to the lower end and the upper end of the counterweight ball 7 respectively, the metal rod 801 is arranged on the upper portion of the swing rod 8, the mass of the lower portion of the counterweight ball 7 is larger than that of the upper portion of the counterweight ball 7, the gravity centers of the counterweight ball 7, the swing rod 8 and the rectangular thin plate 6 are located on the axis of the counterweight ball 7 and in the forward direction of the counterweight ball 7, and therefore the rectangular thin plate 6 can be stirred by the cooling water 5 in the cooling tank 103 all the time.
The magnetic group 9 corresponding to the metal rod 801 is arranged in the grinding box 1, the magnetic group 9 is in a fan shape and corresponds to a track of an area swept by the metal rod 801 with the counterweight ball 7 as a circle center, and therefore maximum cutting magnetic induction lines are guaranteed.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (7)
1. An apparatus for controlling and regulating the continuous grinding of grains by means of cooling water with heat dissipation, comprising a grinding box (1), characterized in that: the grinding box is characterized in that a feed opening (101) is formed in the upper portion of the grinding box (1), a V-shaped groove (102) is formed in the middle of the grinding box (1), a cooling groove (103) is formed in the middle of the grinding box (1) and on the outer side of the lower portion of the V-shaped groove (102), a first rotary column (1031) is arranged on the upper portion of the cooling groove (103) on the left side, a driving shaft (2) is rotatably connected to the middle of the grinding box (1), a grinding roller (3) is fixedly connected to the outer side of the driving shaft (2), a sieve plate (4) is arranged in the grinding box (1) and under the grinding roller (3), cooling water (5) is arranged in the cooling groove (103) in the grinding box (1), a counterweight ball (7) is rotatably connected to the outer side of the first rotary column (1031) in the grinding box (1), a rectangular thin plate (6) and a swing rod (8) are fixedly connected to the lower end and the, a metal rod (801) is arranged at the upper part of the oscillating rod (8), a magnetic group (9) corresponding to the metal rod (801) is arranged inside the grinding box (1), a detection device (10) is fixedly connected to the left side of the upper part of the grinding box (1), a circular groove (1001) is formed in the middle of the detection device (10), a second rotary column (1002) is arranged in the middle of the detection device (10) and at the center of the circular groove (1001), a blanking device (11) is arranged at the right end of the detection device (10), a lower oscillating rod (12) is fixedly connected inside the detection device (10) and at the lower end of the second rotary column (1002), an elastic rope (1201) is fixedly connected to the lower end of the lower oscillating rod (12), a metal ball (13) is fixedly connected to the lower end of the elastic rope (1201), an upper oscillating rod (14) is fixedly connected inside the detection device (10) and at the upper end of the second rotary column, symmetrical coils (15) are arranged inside the detection device (10) and on the upper side of the circular groove (1001), springs (16) are fixedly connected with the left side and the right side of the lower portion of the upper swing rod (14) and the circular groove (1001) respectively, a guide device (17) is arranged inside the detection device (10) and on the lower portion of the circular groove (1001), an arc-shaped groove (1701) is formed in the lower portion of the guide device (17), and a metal sheet (1702) is arranged on the lower portion of the guide device (17) and in the middle of the arc-shaped groove (1701).
2. The device for controlling and regulating the continuous grinding of grains by using the cooling water with heat radiation as claimed in claim 1, is characterized in that: the mass of the lower part of the counterweight ball (7) is larger than that of the upper part of the counterweight ball, and the gravity centers of the counterweight ball (7), the swinging rod (8) and the rectangular thin plate (6) are on the axes and in the positive direction of the counterweight ball (7).
3. The device for controlling and regulating the continuous grinding of grains by using the cooling water with heat radiation as claimed in claim 1, is characterized in that: the magnetic group (9) is in a fan shape and corresponds to a track of a metal rod (801) in a sweeping area by taking the counterweight ball (7) as a circle center.
4. The device for controlling and regulating the continuous grinding of grains by using the cooling water with heat radiation as claimed in claim 1, is characterized in that: the elastic rope (1201) is not directly fixedly connected with the metal ball (13).
5. The device for controlling and regulating the continuous grinding of grains by using the cooling water with heat radiation as claimed in claim 1, is characterized in that: the coil (15) is symmetrical relative to the upper swing rod (14), and two ends of the coil (15) are spiral.
6. The device for controlling and regulating the continuous grinding of grains by using the cooling water with heat radiation as claimed in claim 1, is characterized in that: the arc-shaped groove (1701) formed at the lower part of the guide device (17) corresponds to the diameter of the metal ball (13).
7. The device for controlling and regulating the continuous grinding of grains by using the cooling water with heat radiation as claimed in claim 1, is characterized in that: the guide device (17) is symmetrical about the lower swing rod (12), and the arc-shaped curved surface of the inner metal sheet (1702) corresponds to the arc-shaped curved surface of the guide device (17).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010448035.7A CN111530550A (en) | 2020-05-25 | 2020-05-25 | Utilize heat dissipation cooling water control to adjust device that cereal lasts grinding |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010448035.7A CN111530550A (en) | 2020-05-25 | 2020-05-25 | Utilize heat dissipation cooling water control to adjust device that cereal lasts grinding |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111530550A true CN111530550A (en) | 2020-08-14 |
Family
ID=71979848
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010448035.7A Withdrawn CN111530550A (en) | 2020-05-25 | 2020-05-25 | Utilize heat dissipation cooling water control to adjust device that cereal lasts grinding |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN111530550A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112718178A (en) * | 2021-01-19 | 2021-04-30 | 陆瑛 | Adjustable grinding and screening device for injection molding materials |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1079043A (en) * | 1963-07-20 | 1967-08-09 | Siemens Ag | A process for the production of a thin-layer body of an a b semi-conductor material |
| CN205379958U (en) * | 2016-01-28 | 2016-07-13 | 信阳农林学院 | Rubbing crusher for building high -efficient |
| CN107377081A (en) * | 2017-08-18 | 2017-11-24 | 郑州大学 | A kind of ore processing reducing mechanism of continuous shake blanking |
| CN209406400U (en) * | 2019-01-02 | 2019-09-20 | 安徽侬多丰农业科技有限公司 | A kind of rice Sample Grinder with recovery and rinsing function |
| CN110329678A (en) * | 2019-07-15 | 2019-10-15 | 辽宁工程技术大学 | A kind of mine engineering cement waste material recovery device |
| CN110918226A (en) * | 2019-12-09 | 2020-03-27 | 枣庄鑫金山智能机械股份有限公司 | Safe high-efficient grit grinding breaker |
-
2020
- 2020-05-25 CN CN202010448035.7A patent/CN111530550A/en not_active Withdrawn
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1079043A (en) * | 1963-07-20 | 1967-08-09 | Siemens Ag | A process for the production of a thin-layer body of an a b semi-conductor material |
| CN205379958U (en) * | 2016-01-28 | 2016-07-13 | 信阳农林学院 | Rubbing crusher for building high -efficient |
| CN107377081A (en) * | 2017-08-18 | 2017-11-24 | 郑州大学 | A kind of ore processing reducing mechanism of continuous shake blanking |
| CN209406400U (en) * | 2019-01-02 | 2019-09-20 | 安徽侬多丰农业科技有限公司 | A kind of rice Sample Grinder with recovery and rinsing function |
| CN110329678A (en) * | 2019-07-15 | 2019-10-15 | 辽宁工程技术大学 | A kind of mine engineering cement waste material recovery device |
| CN110918226A (en) * | 2019-12-09 | 2020-03-27 | 枣庄鑫金山智能机械股份有限公司 | Safe high-efficient grit grinding breaker |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112718178A (en) * | 2021-01-19 | 2021-04-30 | 陆瑛 | Adjustable grinding and screening device for injection molding materials |
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Application publication date: 20200814 |