CN104014407A - A material smashing device - Google Patents
A material smashing device Download PDFInfo
- Publication number
- CN104014407A CN104014407A CN201410238571.9A CN201410238571A CN104014407A CN 104014407 A CN104014407 A CN 104014407A CN 201410238571 A CN201410238571 A CN 201410238571A CN 104014407 A CN104014407 A CN 104014407A
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- crushing device
- cabinet
- material crushing
- rotor
- smashing
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- 239000000463 material Substances 0.000 title claims abstract description 117
- 238000006062 fragmentation reaction Methods 0.000 claims description 28
- 210000001138 Tears Anatomy 0.000 claims description 18
- 239000004744 fabric Substances 0.000 claims description 15
- 238000003825 pressing Methods 0.000 claims description 5
- 230000001105 regulatory Effects 0.000 claims description 2
- 238000000034 method Methods 0.000 abstract description 8
- 229910000831 Steel Inorganic materials 0.000 abstract description 4
- 239000010959 steel Substances 0.000 abstract description 4
- 239000002699 waste material Substances 0.000 abstract description 4
- 238000007873 sieving Methods 0.000 abstract 2
- 239000011230 binding agent Substances 0.000 description 6
- 238000007599 discharging Methods 0.000 description 6
- XEEYBQQBJWHFJM-UHFFFAOYSA-N iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 6
- 238000010586 diagram Methods 0.000 description 5
- 229910052742 iron Inorganic materials 0.000 description 3
- 239000002184 metal Substances 0.000 description 2
- 229910052751 metal Inorganic materials 0.000 description 2
- 210000000078 Claw Anatomy 0.000 description 1
- 230000002159 abnormal effect Effects 0.000 description 1
- 238000005299 abrasion Methods 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 230000000875 corresponding Effects 0.000 description 1
- 230000000994 depressed Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 238000005755 formation reaction Methods 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000001788 irregular Effects 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 238000004064 recycling Methods 0.000 description 1
- 239000011435 rock Substances 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 238000010008 shearing Methods 0.000 description 1
- 238000004513 sizing Methods 0.000 description 1
- 241000894007 species Species 0.000 description 1
- 238000005507 spraying Methods 0.000 description 1
- 230000003068 static Effects 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- -1 tear Substances 0.000 description 1
- 238000005406 washing Methods 0.000 description 1
Abstract
A material smashing device is provided. The material smashing device comprises a machine case, a shredding unit and a smashing unit, wherein the shredding unit and the smashing unit are disposed in the machine case. The shredding unit is disposed above the smashing unit and comprises two parallel revolving shafts disposed in the machine case. The revolving shafts are provided with cutters used for shredding materials. The two revolving shafts can rotate oppositely. The smashing unit comprises an idler wheel used for smashing the materials. A sieving device is disposed below the idler wheel. A hammering device used for hammering the materials is also disposed on the idler wheel. The material smashing device of the structure is used for smashing hard materials such as waste steel materials. The materials are fed in a smashing process after being shredded by the shredded unit. In the smashing process, through the idler wheel and the hammering device on the hammering device, the materials are hammered continuously until the materials are hammered into pieces and sieved out from the sieving device. The smashing efficiency is high, the smashing quality is good, and the device occupied space is small.
Description
Technical field
The present invention relates to crushing mechanism field, particularly a kind of material crushing device.
Background technology
Material fragmentation, at present generally adopts multistage multiple stage crushing and sorting, between section and section, often need to carry out mass transport between station and station, conventionally adopts mechanical and conveying equipment for fluid substances to carry, as Belt Conveying, wind-force conveying etc.Comparatively speaking, disintegrating apparatus and pneumatic separator not only need to take larger space, also can cause system need to increase extra energy consumption.
For the fragmentation of the metal species materials such as iron and steel; conventionally adopt shredder to carry out after the broken processing of one or many it; the mixture of recycling separation system after to fragmentation carries out sorting; thereby obtain relatively pure component; but, due to current limitation of tearing cutting apparatus, conventionally can cause metal surface attachment to be removed not thorough; cause that material shapes is inconsistent, bulk density is lower, the transport to the later stage and the quality of again utilizing produce considerable influence.
In addition, for the rotor class disintegrating apparatus of current use, bearings at both ends is installed on wall box conventionally, and this class formation is unfavorable for maintenance and the replacing of rotor and broken cavity inner part.In the course of work, the impact being subject to due to broken rotor and the direction of extruding and size exist uncertain, can the bearing of rotor or bearing block be produced and be impacted, and cause the service life of bearing and bearing block short.
In sum, how to provide that a kind of crushing efficiency is high, fragmentation quality good and the material crushing device of take up room little and long service life, become those skilled in the art to need the technical problem of solution badly.
Summary of the invention
Based on the deficiencies in the prior art, the problem to be solved in the present invention is how to provide that a kind of crushing efficiency is high, fragmentation quality good and the material crushing device of take up room little and long service life.
For solve the problems of the technologies described above or one of, the invention provides a kind of material crushing device, comprise cabinet, and be arranged at and tear up unit and fragmentation cell in described cabinet, described top of tearing up unit and be arranged at described fragmentation cell, the described unit that tears up comprises two rotating shafts that are set in parallel in described cabinet, and described rotating shaft is provided with the cutter for tearing up material, and described two rotating shafts can be rotated relatively; Described fragmentation cell comprises the roller for broken material, and described roller bottom is provided with sieve tool, is also provided with the hammering device for hammering material on described roller.
As the improvement on the one hand of a kind of material crushing device of the present invention, described roller is provided with tool rest, and described tool rest is provided with moving knife, and the cabinet wall of described moving knife both sides is provided with stationary knife, and described moving knife is removable installed on described tool rest.
As the improvement on the one hand of a kind of material crushing device of the present invention, in described cabinet, be provided with Turbogrid plates, the cabinet wall of described cabinet is provided with the headstock gear for regulating Turbogrid plates.
As the improvement on the one hand of a kind of material crushing device of the present invention, described material crushing device also comprises feed hopper, tears up top, unit described in described feed hopper is arranged at, and material pressing device is also established on described feed hopper top.
As the improvement on the one hand of a kind of material crushing device of the present invention, described fragmentation cell comprises rotatable rotor, and described roller is arranged on described rotor, and described sieve tool is screen cloth, this screen cloth be fixedly installed on the cabinet wall of described cabinet.
As the improvement on the one hand of a kind of material crushing device of the present invention, described hammering device is tup, and the quantity of described tup is many, and described tup is removably fixedly installed on described roller.
As the improvement on the one hand of a kind of material crushing device of the present invention, one end of described rotor is also provided with the motor for driving described rotor rotation, and the output shaft of described motor is removably fixedly connected with described rotor.
As the improvement on the one hand of a kind of material crushing device of the present invention, the one or both ends of described rotor are also provided with support component, and described support component is arranged at outside described cabinet, and the one or both ends of described rotor are fixedly installed on described support component.
As the improvement on the one hand of a kind of material crushing device of the present invention, described cabinet comprises upper box and is arranged at the lower box of described upper box bottom, described upper box is flexibly connected with described lower box, is provided with for the lifting body of described upper box jack-up between described upper box and lower box.
As the improvement on the one hand of a kind of material crushing device of the present invention, one end of described lifting body and described upper box are hinged, and the other end of described lifting body and described lower box are hinged, and described lifting body is oil cylinder or cylinder.
The material crushing device of said structure, comprises cabinet, and in cabinet, height tears up unit and fragmentation cell, tear up unit and be arranged at fragmentation cell top, tear up unit and comprise two rotating shafts that are set in parallel in cabinet, rotating shaft is provided with the cutter for tearing up material, and two rotating shafts can be rotated relatively; Fragmentation cell comprises for the bottom of the roller of broken material and is provided with sieve tool, is also provided with the hammering device for hammering material on roller.The material crushing device of this structure, for the harder material of broken quality, as wastes of iron and steel material, material, after tearing up unit and tearing up, enters broken link immediately, and broken link is by the hammering device on roller and roller, constantly hammering material, until material hammered into shape broken after, from sieve tool sift out, not only crushing efficiency is high, fragmentation quality is good and equipment occupation space is less.
Brief description of the drawings
The accompanying drawing that forms a part of the present invention is used to provide a further understanding of the present invention, and schematic description and description of the present invention is used for explaining the present invention, does not form inappropriate limitation of the present invention.
Fig. 1 is the internal structure schematic diagram of a kind of material crushing device of the present invention;
The external structure schematic diagram of a kind of material crushing device of Fig. 2 the present invention;
Fig. 3 is the structural representation of the another kind of material crushing device of the present invention;
Fig. 4 is the internal structure schematic diagram of the material crushing device in Fig. 3;
Fig. 5 is the right view of Fig. 3;
Fig. 6 is a kind of opening schematic diagram of the lower box of material crushing device in Fig. 3;
Fig. 7 is the another kind of opening schematic diagram of the lower box of material crushing device in Fig. 3.
In Fig. 1 to Fig. 7, the corresponding relation of Reference numeral is:
1 feed hopper 2 rotating shaft 3 liner plates
4 tup 5 roller 6 screen clothes
7 rotor 8 cabinet wall 9 stationary knifes
10 moving knife 11 slide plate 12 pull bars
13 articulated elements 14 cabinet 15 material pressing devices
16 mechanism for opening/closing 17 lifting body 18 lower boxes
19 trip shaft 20 upper box 21 bearing pins
22 Turbogrid plates 23 discharge chamber 24 locking holes
Detailed description of the invention
It should be noted that, in the situation that not conflicting, the feature in embodiment and embodiment in the present invention can combine mutually.Describe below with reference to the accompanying drawings and in conjunction with the embodiments the present invention in detail.
Material crushing device as shown in Figure 1 to Figure 2, comprise cabinet 14, in cabinet 14, be provided with and tear up unit and fragmentation cell, tear up unit and be arranged at the top of fragmentation cell, particularly, tear up unit and comprise that two are set in parallel in the interior rotating shaft 2 of cabinet 14, rotating shaft 2 is provided with the cutter for tearing up material, and two rotating shafts 5 can be rotated relatively.Fragmentation cell comprises the roller 5 for broken material, and roller 5 can be at the interior High Rotation Speed of cabinet 14, and roller 5 bottoms are provided with sieve tool, are also provided with the hammering device for hammering material on roller 5.
In technique scheme, rotating shaft 2 is provided with tool rest, moving knife 10 on tool rest, and cabinet 14 internal edges are provided with stationary knife 9, and stationary knife 9 is many with moving 10 quantity, and moving 10 can rotate in rotating shaft 2, and stationary knife 9 maintains static.In the course of work, moving knife 10 and the stationary knife 9 of rotation form relative motion, thereby can push material, tear, and material is cut into strip-shaped materials.For convenience of dismounting, moving knife 10 is removable installed on tool rest, particularly, on tool rest and moving knife 10, is equipped with bolt hole, and moving knife 10 is fixedly installed on tool rest by the bolt in bolt hole.
Rotate for driving above-mentioned two rotating shafts 2, one end of every rotating shaft 2 is also provided with power unit, and power unit is used for driving two rotating shafts 2 to rotate, particularly, power unit can be motor, can also be hydraulic motor, not do concrete restriction at this, specifically can select to install different power units according to the size of waste materials, in the time that material is larger, can select hydraulic motor, on the contrary, can select motor.
For preventing that rotating shaft overload or large part material from cannot tear up, in cabinet 14, also establish Turbogrid plates 22, Turbogrid plates 22 are specially movable Turbogrid plates, when rotating shaft 2 overloads or detects that large part cannot broken or other abnormal conditions, these Turbogrid plates 22 are opened by the headstock gear 16 being arranged on cabinet wall 8, thereby discharge foreign matter or large part material.Turbogrid plates 22 are provided with mesh, are also provided with discharge chamber 23 on cabinet wall 8, and the blast producing when broken sees through this mesh and cushioned in discharge chamber 23, and finally discharges outside disintegrating machine.And foreign matter or large part object are discharged under self gravitation effect.Thereby protect preferably relevant device, improved the reliability of system.
In technique scheme, for convenience of charging, material crushing device also comprises feed hopper 1, and feed hopper 1 is specifically arranged at the top of tearing up unit, and the shape of feed hopper 1 is preferably infundibulate.
For preventing that the large part of part or smooth material from skidding in feed hopper, the cutter that cannot be fed in bucket 1 tears up, as shown in Figure 3, on feed hopper 1, be also provided with material pressing device 15, material pressing device 15 is specifically made up of binder head, binder push rod, connector and performance element, when work, performance element is by cylinder or oil cylinder pushing binder push rod, because binder push rod one end is articulated on feed hopper, can there is shearing motion in one end in addition, drive binder head, produce huge pressure, thereby material is tightly depressed on the cutter in feed hopper 1.Binder head is generally arc, and sphere of action is wider, thereby has well solved the material feeding problem of large part, smooth material.
Fragmentation cell comprises rotatable rotor 7, and roller 5 is arranged on rotor 7, and the hammering device that is arranged at roller 5 is specially tup 4, and the quantity of tup 4 is many, many tup 4 is removable installed on roller 5.When rotor 7 High Rotation Speed, drive roller 5 to rotate, and further drive tup 4 to rotate, in the time that tup 4 rotates, can, to clashing into from the material that tears up unit, cause strip-shaped materials fragmentation.
For driving rotor 7 to rotate, one end of rotor 7 is also provided with motor, and the output shaft of motor is fixedly connected with one end of rotor 7, when electrical power rotation, can drive rotor 7 to rotate.In addition, as shown in Figure 1, sieve tool is specially screen cloth 6, screen cloth 6 is fixedly installed on cabinet wall 8, and screen cloth 6 is provided with numerous grid, and the large I of grid arranges as required, screen cloth 6 is specifically arranged at the bottom of roller 5, roller 5 and screen cloth 6 can push material, crumple, and further broken material, until material particles size can spill from the grid of screen cloth 6.It should be noted that, every material crushing device can be equipped with the multi-disc sizing grid screen cloth 6 that differs, in use procedure, can be according to different materials, or change when different Demands.
In technique scheme, fixed form between roller 5 and rotor 7 can adopt flat key, also can be fixed by bearing pin 21, in the time adopting bearing pin 21 to be fixed, bearing pin 21 preferably inserts from the end of rotor 7, when installation, first roller 5 is sheathed on rotor 7, then bearing pin 21 is put into the pin-and-hole between rotor 7 and roller 5.When dismounting, can pass through specific purpose tool, as pulling claw etc., bearing pin 21 is transferred to from pin-and-hole, because rotor 7 needs to adjust rotation in the course of the work, is the reliability that ensures to be connected between roller 5 and rotor 7, the quantity of bearing pin 21 can be multiple, and multiple bearing pins 21 are uniformly distributed between rotor 7 and roller 5.
In addition, because the rotor 7 of high-speed motion can be subject to extruding and the impact from material, and, all there is uncertainty in the size and Orientation of extruding force and impulsive force, therefore, can produce larger impact to the bearing and the bearing block that are arranged at rotor 7 two ends, thereby affect the service life of bearing and bearing block.For head it off, the one or both ends of rotor 7 are provided with support component, support component is specifically arranged at outside cabinet 14, the one or both ends of rotor 7 are fixedly installed on support component, support component can rock within the specific limits, therefore, can effectively slow down the bearing of rotor 7 and the impact that bearing block bears.Be connected with support component for convenience of rotor 7, the one or both ends of rotor 7 are also provided with slide plate 11, articulated elements 13 and pull bar 12, and rotor 7 can be fixedly connected with support component by slide plate 11, articulated elements 13 and pull bar 12.
On cabinet 14 inwalls, need to bear knocking or washing away of material, therefore, for extending the service life of cabinet 14, ensure that material crushing device normally moves, cabinet 14 inwalls be also provided with for prevent liner plate 3 that cabinet 14 weares and teares or on cabinet 14 inwalls spraying wear-resistant materials layer, liner plate 3 adopts high abrasion resisting material.In addition,, to facilitating fragmentation cell to carry out hammering to material, cabinet 14 inside of material crushing device are irregular shape.
In technique scheme, for convenience of discharge, material crushing device also comprises discharging opening, and discharging opening is specifically positioned at the below of screen cloth 6, the bottom of material crushing device, and after fragmentation, material enters discharging opening through screen cloth 6, and discharges from discharging opening.
Technique scheme, for cabinet 14, for convenience of inspection and maintenance, in one embodiment, as shown in Fig. 3 to Fig. 7, cabinet 14 comprises upper box 20 and is arranged at the lower box 18 of upper box 20 bottoms, and upper box 20 is flexibly connected with lower box 18, is also provided with for the lifting body 17 of upper box 20 jack-up between upper box 20 and lower box 18.Particularly, the side that upper box 20 contacts with lower box 18 is hinged by trip shaft 19, lifting body 17 can be oil cylinder, also can cylinder, the upper end of lifting body 17 and upper box 20 are hinged, the lower end of lifting body 17 and lower box 18 are hinged, in the time that lifting body 17 elongates or shortens, can drive upper box 20 to rotate around trip shaft 19.For ensureing safety operation, when lifting body 17 is lifted to upper box 20 behind precalculated position, by the latch being arranged in locking hole 24 and the locking hole 24 on upper box 20 and lower box 18, upper box 20 is fixed on to precalculated position.
As shown in Figure 6, in the time that upper box 20 inside is observed and keeped in repair to needs, by the direct jack-up upper box 20 of lifting body 17, now can upper box 20 inside be observed and be overhauled.On the contrary, as shown in Figure 7, in the time that needs are observed and are keeped in repair lower box 18 inside, can be by being arranged at the semifloating bearing arrangement between upper box 20 and roller 5, roller 5 is fixed on upper box 20, now can lower box 18 inside is observed and be overhauled.
The material crushing device of said structure, operation principle is as follows:
Needs are carried out to broken material and put into from feed hopper 1, through the moving knife 10 and the stationary knife 9 that tear up unit, material is pushed, torn and cuts, the material that becomes piece is cut into strip-shaped materials.Enter fragmentation cell from tearing up unit strip-shaped materials out, rotor 7, roller 5 and tup 4 by fragmentation cell carry out again broken to strip-shaped materials, material can be knocked, roll by the rotor of High Rotation Speed 7, roller 5 and tup 4, and crumple between roller 5 and screen cloth 6, final grid from screen cloth 6 flows to discharging opening, finally discharges through discharging opening.
The material crushing device of said structure, tool has the following advantages:
First, crushing efficiency is high, fragmentation quality good, and equipment occupation space is less.The material crushing device of said structure, can be used for the harder material of broken quality, as wastes of iron and steel material, material, after tearing up unit and tearing up, enters broken link immediately, and broken link is by the hammering device on roller 5 and roller 5, constantly hammering material, until material hammered into shape broken after, from sieve tool sift out, not only crushing efficiency is high, fragmentation quality is good and equipment occupation space is less.
In addition, convenient maintenance, makes the life-span long.The material crushing device of said structure, the upper box 20 of cabinet 14 can rotate with respect to lower box 18, and therefore, maintenance is more for convenience.In addition, cabinet 14 inwalls are provided with liner plate 3 or are coated with wearing layer, and the one or both ends of the rotor 7 of High Rotation Speed are arranged on the support component outside cabinet 14; effectively cushion the impact of rotor 7 to cabinet 14; therefore, protected preferably material crushing device, made its longer service life.
The foregoing is only preferred embodiment of the present invention, in order to limit the present invention, within the spirit and principles in the present invention not all, any amendment of doing, be equal to replacement, improvement etc., within all should being included in protection scope of the present invention.
Claims (10)
1. a material crushing device, comprise cabinet (14), and be arranged at and tear up unit and fragmentation cell in described cabinet (14), described top of tearing up unit and be arranged at described fragmentation cell, it is characterized in that, the described unit that tears up comprises two rotating shafts (2) that are set in parallel in described cabinet (14), and described rotating shaft (2) is provided with the cutter for tearing up material, and described two rotating shafts (2) can be rotated relatively; Described fragmentation cell comprises the roller (5) for broken material, and described roller (5) bottom is provided with sieve tool, and described roller is also provided with the hammering device for hammering material on (5).
2. material crushing device according to claim 1, it is characterized in that, described roller (5) is provided with tool rest, described tool rest is provided with moving knife (10), the cabinet wall (8) of described moving knife (10) both sides is provided with stationary knife (9), and described moving knife (10) is removable installed on described tool rest.
3. material crushing device according to claim 1, it is characterized in that, in described cabinet (14), be provided with Turbogrid plates (22), the cabinet wall (8) of described cabinet (14) is provided with the headstock gear (16) for regulating Turbogrid plates (22).
4. material crushing device according to claim 3, it is characterized in that, described material crushing device also comprises feed hopper (1), described in described feed hopper (1) is arranged at, tear up top, unit, material pressing device (15) is also established on described feed hopper (1) top.
5. material crushing device according to claim 1, it is characterized in that, described fragmentation cell comprises rotatable rotor (7), described roller (5) is arranged on described rotor (7), described sieve tool is screen cloth (6), this screen cloth (6) be fixedly installed on the cabinet wall (8) of described cabinet (14).
6. material crushing device according to claim 5, it is characterized in that, described hammering device is tup (4), and the quantity of described tup (4) is many, and described tup (4) is removably fixedly installed on described roller (5).
7. material crushing device according to claim 6, it is characterized in that, one end of described rotor (7) is also provided with the motor for driving described rotor (7) rotation, and the output shaft of described motor is removably fixedly connected with described rotor (7).
8. material crushing device according to claim 7, it is characterized in that, the one or both ends of described rotor (7) are also provided with support component, described support component is arranged at outside described cabinet (14), and the one or both ends of described rotor (7) are fixedly installed on described support component.
9. material crushing device according to claim 1, it is characterized in that, described cabinet (14) comprises upper box (20) and is arranged at the lower box (18) of described upper box (20) bottom, described upper box (20) is flexibly connected with described lower box (18), is provided with for the lifting body (17) of described upper box (20) jack-up between described upper box (20) and lower box (18).
10. material crushing device according to claim 9, it is characterized in that, one end of described lifting body (17) and described upper box (20) are hinged, the other end of described lifting body (17) and described lower box (18) are hinged, and described lifting body (17) is oil cylinder or cylinder.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410238571.9A CN104014407A (en) | 2014-05-30 | 2014-05-30 | A material smashing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410238571.9A CN104014407A (en) | 2014-05-30 | 2014-05-30 | A material smashing device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN104014407A true CN104014407A (en) | 2014-09-03 |
Family
ID=51431571
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410238571.9A Pending CN104014407A (en) | 2014-05-30 | 2014-05-30 | A material smashing device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104014407A (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105171877A (en) * | 2015-09-30 | 2015-12-23 | 重庆钱珑门业有限责任公司 | Grinding device for manufacturing die pressing door |
| CN106391250A (en) * | 2016-11-30 | 2017-02-15 | 广东隽诺环保科技股份有限公司 | Double-shaft shredding machine with material pressing device |
| CN106423495A (en) * | 2016-08-26 | 2017-02-22 | 无锡市恒达矿山机械有限公司 | Mining crusher |
| CN108816466A (en) * | 2018-05-28 | 2018-11-16 | 胡敏 | A kind of waste and old brick and tile high-efficient treatment device |
| CN112058387A (en) * | 2020-08-31 | 2020-12-11 | 张茂排 | Building is useless to synthesize again and is recycled shredding system admittedly |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105171877A (en) * | 2015-09-30 | 2015-12-23 | 重庆钱珑门业有限责任公司 | Grinding device for manufacturing die pressing door |
| CN106423495A (en) * | 2016-08-26 | 2017-02-22 | 无锡市恒达矿山机械有限公司 | Mining crusher |
| CN106391250A (en) * | 2016-11-30 | 2017-02-15 | 广东隽诺环保科技股份有限公司 | Double-shaft shredding machine with material pressing device |
| CN108816466A (en) * | 2018-05-28 | 2018-11-16 | 胡敏 | A kind of waste and old brick and tile high-efficient treatment device |
| CN112058387A (en) * | 2020-08-31 | 2020-12-11 | 张茂排 | Building is useless to synthesize again and is recycled shredding system admittedly |
| CN112058387B (en) * | 2020-08-31 | 2021-05-25 | 深圳海龙建筑科技有限公司 | Building is useless to synthesize again and is recycled shredding system admittedly |
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Application publication date: 20140903 |