CN107916458A - A kind of multistage antisitic defect bast fiber processing unit - Google Patents
A kind of multistage antisitic defect bast fiber processing unit Download PDFInfo
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- CN107916458A CN107916458A CN201711246355.9A CN201711246355A CN107916458A CN 107916458 A CN107916458 A CN 107916458A CN 201711246355 A CN201711246355 A CN 201711246355A CN 107916458 A CN107916458 A CN 107916458A
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- roller
- processing
- tooth
- sleeve
- slot
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Classifications
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- D—TEXTILES; PAPER
- D01—NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
- D01B—MECHANICAL TREATMENT OF NATURAL FIBROUS OR FILAMENTARY MATERIAL TO OBTAIN FIBRES OF FILAMENTS, e.g. FOR SPINNING
- D01B1/00—Mechanical separation of fibres from plant material, e.g. seeds, leaves, stalks
- D01B1/10—Separating vegetable fibres from stalks or leaves
- D01B1/14—Breaking or scutching, e.g. of flax; Decorticating
- D01B1/24—Breaking or scutching, e.g. of flax; Decorticating with toothed or other pointed devices
-
- D—TEXTILES; PAPER
- D01—NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
- D01B—MECHANICAL TREATMENT OF NATURAL FIBROUS OR FILAMENTARY MATERIAL TO OBTAIN FIBRES OF FILAMENTS, e.g. FOR SPINNING
- D01B1/00—Mechanical separation of fibres from plant material, e.g. seeds, leaves, stalks
- D01B1/10—Separating vegetable fibres from stalks or leaves
- D01B1/14—Breaking or scutching, e.g. of flax; Decorticating
- D01B1/30—Details of machines
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Textile Engineering (AREA)
- Preliminary Treatment Of Fibers (AREA)
Abstract
The present invention relates to a kind of bast fiber processing unit of multistage antisitic defect, several slots are provided with processing roller, roller tooth is embedded in slot, roller tooth lower part is provided with spring and sleeve, roller tooth can be retracted in slot when being subject to larger external force to act on, and then avoid the roller tooth caused by external force is excessive and damage, roller tooth is saved from damage.Processing roller is divided into several different zones by the direct of travel of processing materials, is both provided with corresponding slot, roller tooth and the sleeve supporting with roller tooth, spring in each region, and the spring in different zones has different maximum elastic force.Further, it is also possible to according to different processing materials to replace the spring with different maximum elastic force so that the adaptability of roller is also further improved, and can also avoid the damage of bast fiber.
Description
Technical field
The present invention relates to the bast fiber processing dress of a kind of material handling apparatus, more particularly to a kind of multistage economic benefits and social benefits antisitic defect
Put.
Background technology
Bast fiber generally refers to bast-fibre, and roller process device is a kind of common and common bast fiber processing dress
Put, be the bast fiber by the roller tooth being arranged on processing roller to being fed into processing roller in its general processing procedure
Block is torn and is impacted, and its block bast crushing or size is diminished.
Processing roller in roller process device of the prior art is the high non-adjustable roller of fixed tooth form, tooth, is led to
Cross research to find, processing roller is high to the tooth of processing load suffered on the strength disposal and roller tooth of material and roller tooth
There is direct relation, if the tooth height of roller tooth is larger, its strength disposal to material also can be bigger, correspondingly suffered by it
Processing load also can be bigger, vice versa.Rotated at a high speed since processing roller is done under the drive of motor always, if rolling
Suffered moment processing load is excessive on cylinder tooth, then is likely to the accidental damage for causing roller tooth, once on roller
Roller tooth there is a situation where broken teeth, collapse the accidental damages such as tooth, then this with processing roller substantially region is scrapped, this meeting
Great use cost is brought to manufacturing enterprise.
Found by studying, drum-type processing unit has just been fed into material under normal conditions when handling material
When there is bigger point of size, the processing load that it applies roller tooth is also maximum, with the progress of processing, material
Exterior materials are constantly torn, are pulled down, its size is less and less, and then the processing load applied to roller tooth is also increasingly
It is small.That is, when just feeding, the external load that roller tooth is subject to is maximum, is then gradually reduced.According to this discovery,
Different tooth form height one can be designed and adapt to different processing loads, but also gone out on the market without similar product at present
It is existing, therefore, there is an urgent need for developing a kind of new roller process device, its can according to processing load adjustment roller tooth height, and then
Protection roller tooth, the technique effect handled in proper order are played, and can also play and prevent bast fiber caused by excess processes
Damage.
The content of the invention
Involved in background technology to solve the problems, such as, the present invention improves one kind can be high with automatic adjusument roller tooth tooth form
The roller process device of degree, by the self-regulating function of tooth form height, it is possible to achieve roller tooth and the anti-of bast fiber are damaged
Technique effect.
To realize above-mentioned technique effect, technical scheme is as follows：A kind of bast fiber processing of multistage antisitic defect
Device, including rack, feeding unit, roller process device, feeding unit and roller process device are arranged in rack；At roller
Reason device is arranged on the downstream position of feeding unit, and feeding unit includes feed double roll and feeds driving device accordingly；Rolling
Cylinder processing unit includes corresponding processing driving device；The roller process device includes cylinder periphery processing side wall and processing is rolled
Cylinder, the processing roller is cylindrical, massive roller, and the center of processing roller both sides is provided with drive shaft, and drive shaft is with subtracting
Speed variator is connected, and deceleration device is connected with processing driving device；Several slots are provided with processing roller, the slot includes
First groove hole section and the second groove hole section；If being accordingly provided with dry drum tooth with slot on processing roller, roller tooth is respectively positioned on
In slot on corresponding processing roller, the crest top land of roller tooth is higher than the outer rim of slot；Slot is arranged on the straight of processing roller
Footpath direction, slot and the shape of roller tooth that is located therein both with respect to processing roller diameter axisymmetricly；Roller tooth is set
In the first groove hole section of slot, mutually agree with the shape of the first groove hole section, roller tooth and the inner wall of the first groove hole section fit
And moving radially for roller can be handled in edge in the first groove hole section；The bottom of roller tooth is provided with sleeve, one end of sleeve
The bottom of roller tooth is fixed in, the other end of sleeve is located in the second groove hole section, and the shape of sleeve is mutually agreed with the second groove hole section,
The inner wall of the outer wall of sleeve and the second groove hole section fits and can handle moving radially for roller in edge in the second groove hole section；
The bottom outside face of sleeve is provided with sleeve limit protrusion, and the inside top wall of the second groove hole section sets grooved hole limit protrusion,
Sleeve limit protrusion and slot limit protrusion are engaged displacement range of the limitation sleeve in processing roller radial direction, avoid sleeve from skidding off
Second groove hole section；Spring is equipped with sleeve, one end of spring is fixed in the bottom of the second groove hole section, and the other end of spring is positioned at set
Cylinder is interior and is fixed in the bottom of roller tooth；Sleeve relative to processing roller diameter axisymmetricly；Processing roller presses processing materials
Direct of travel be divided into several different zones, be both provided with each region corresponding slot, roller tooth and with rolling
The supporting sleeve of cylinder tooth, spring, the spring in different zones have different maximum elastic force.
The initial length of spring causes the crest top land of roller tooth to be higher than the outer rim of slot.
Preferably, the maximum elastic force of spring is applied to rolling less than cylinder periphery processing side wall by material in same region
The maximum pressure of cylinder tooth.
Preferably, spring is removably fixed in the bottom of the second groove hole section and the bottom of roller tooth.
Preferably, along the direct of travel of processing materials, the maximum elastic force for handling the spring in roller different zones increases successively
Add.
Preferably, the sleeve limit protrusion and slot limit protrusion carry out spacing by the way of dislocation is spacing, it is limited
Position effect can release.
Beneficial effect
Compared with prior art, it is an advantage of the invention that：In use, pending material is sent to roller process dress
In putting, material is dispersed between cylinder periphery processing side wall and processing roller, is handled and is provided with roller tooth on roller, material is subject to
Cylinder periphery handles side wall and the extruding for handling roller, tears processing.Roller tooth is embedded in the slot on processing roller, and can
Certain displacement to occur in the slot, i.e. can come up, can also be pressed under the effect of external force in slot
In slot.The bottom of roller tooth is provided with sleeve and spring, and sleeve is located in the second groove hole section, by the effect of sleeve, roller
Tooth is able in slot be stablized to keep, and avoids the external force of processing roller axial direction from pulling it from slot；On second slot and
Limiting device is provided with sleeve, these limiting devices can to avoid the roller tooth being arranged on sleeve by the elastic force of spring from groove
Ejected in hole, i.e. realize roller tooth and kept in roller slot central diameter to axial stablizing, and roller tooth and the first slot
The shape of section is mutually agreed with, and roller tooth and the inner wall of the first groove hole section fit, and then ensure that stabilization of the roller tooth in slot
Grip.The bottom of roller tooth is provided with spring, and spring has certain decrement, and under original state, spring causes roller tooth to stretch
Go out slot outer rim, protrusion is formed in cylinder surface, spring keeps certain support force and is unlikely to by the pressure compression and back of material
Into slot so that these protrusions can be applied on pending material, it is torn, break process；If locating
Larger material, or harder material are run into during reason, its beyond the processing roller can ability to bear, at this
In the case of kind, its also inevitable maximum elastic force beyond spring, and then can be with the elastic force of larger counteracted by pressure spring will
Roller tooth is collapsed back in slot, i.e. is avoided roller tooth and these materials very stiff and demanding, and then is avoided since external force is excessive and lead
The roller tooth damage of cause, for example beat tooth, collapse tooth etc., roller tooth is saved from damage.When these comparison bulks or at roller
After the material of reason ability is discharged from roller, spring again ejects roller tooth from slot, its crest top land is higher than slot
Outer edge, carries out the processing work for meeting its disposal ability.Processing roller is divided into some by the direct of travel of processing materials
A different zones, are both provided with corresponding slot, roller tooth and the sleeve supporting with roller tooth, spring in each region, no
There is different maximum elastic force with the spring in region.Along the direct of travel of processing materials, the bullet in roller different zones is handled
The maximum elastic force of spring increases successively.In roller is handled, along the direct of travel of processing materials, have just enter into processing roller
Material stock size is bigger, it is also maximum to the load that is applied of roller tooth on processing roller, in order to avoid roller tooth with
, at this time should not be very stiff and demanding with these large-sized material progress and cylinder wall is damaged, this region is smaller using maximum elastic force
Spring, preliminary processing first is carried out to large-sized material, its surface is crushed and is ground, tentatively reduces its size,
It is then sent through in follow-up cylinder area, is further processed.Handle spring maximum elastic force that roller front area sets compared with
It is small, the size of material is gradually reduced using the method defeated a force with a tenderness；In follow-up processing region the maximum elastic force of spring successively by
Cumulative big, by the processing of front region, the size of material is reduced at this time, if at this time also set the maximum elastic force of spring
That puts is smaller, then estimated treatment effect will not be played to material, therefore, should use at this time with larger maximum elastic force
Spring, these spring supportings roller tooth and are in cylinder surface, the processing being expected to material strongly.Using different maximums
The spring of elastic force, the maximum elastic force for making spring along materiel machining direction are sequentially increased, and apply incremental processing to material
Power, can both obtain preferable treatment effect, it is possibility to have effect avoids strength from playing the damage of the objects such as tooth caused by handling.This
Outside, the spring with different maximum elastic force can also be replaced according to different processing materials so that the adaptability of roller also obtains
Improved to further.Also, due to timely " retraction of compromising " of roller tooth, bast fiber can also be avoided to be over treated,
Avoid the unnecessary damage of bast fiber.
Brief description of the drawings
Fig. 1 is the agent structure schematic diagram of the present invention；
Fig. 2 is the side structure schematic view of processing roller；
Fig. 3 is the cross-sectional structure schematic diagram of processing roller；
In figure, 1：Side wall, 2：Processing roller, 3：Roller tooth, 4：Drive shaft, 5：Sleeve, 6：First groove hole section, 7：Second slot
Section, 8：Spring, 10：Deceleration device, 11：Processing driving device, 12：Rack, 13：Feeding unit, 14：Roller process device, 15：
Feed double roll.
Embodiment
Below in conjunction with specific embodiment and attached drawing, the present invention is described in detail.
As shown in Figs. 1-3, a kind of bast fiber processing unit of multistage antisitic defect, including rack 12, feeding unit 13, rolling
Cylinder processing unit 14, feeding unit 13 and roller process device 14 are arranged in rack 12；Roller process device 14, which is arranged on, feeds
Enter the downstream position of device 13, feeding unit 13 includes feed double roll 15 and feeds driving device accordingly；Roller process fills
Putting 14 includes corresponding processing driving device 11；The roller process device 14 includes cylinder periphery processing side wall 1 and processing is rolled
Cylinder 2, the processing roller 2 is cylindrical, massive roller, and the center of 2 both sides of processing roller is provided with drive shaft 4, drive shaft
4 are connected with deceleration device 10, and deceleration device 10 is connected with processing driving device 11；Several slots are provided with processing roller 2,
The slot includes the first groove hole section 6 and the second groove hole section 7；If dry drum is accordingly provided with slot on processing roller 2
Tooth 3, roller tooth 3 are respectively positioned in the slot on corresponding processing roller 2, and the crest top land of roller tooth 3 is higher than the outer rim of slot；Slot
It is arranged on the diametric(al) of processing roller 2, slot and the shape of roller tooth 3 that is located therein are both with respect to handling the straight of roller 2
Footpath is axisymmetricly；Roller tooth 3 is arranged in the first groove hole section 6 of slot, is mutually agreed with the shape of the first groove hole section 6, roller tooth 3
Fit with the inner wall of the first groove hole section 6 and moving radially for roller 2 can be handled in edge in the first groove hole section 6；Roller tooth 3
Bottom be provided with sleeve 5, one end of sleeve 5 is fixed in the bottom of roller tooth 3, and the other end of sleeve 5 is located at the second groove hole section 7
Interior, the shape of sleeve 5 is agreed with 7 phase of the second groove hole section, and the inner wall of the outer wall of sleeve 5 and the second groove hole section 7 fits and can
With the moving radially along processing roller 2 in the second groove hole section 7；The bottom outside face of sleeve 5 is provided with sleeve limit protrusion, the
The inside top wall of two groove hole sections 7 sets grooved hole limit protrusion, and sleeve limit protrusion and slot limit protrusion are engaged limitation
Sleeve 5 is handling the displacement range of 2 radial direction of roller, avoids sleeve 5 from skidding off the second groove hole section 7；Spring 8, spring are equipped with sleeve 5
8 one end is fixed in the bottom of the second groove hole section 7, and the other end of spring 8 is located in sleeve 5 and is fixed in the bottom of roller tooth 3；
Sleeve 5 relative to processing roller 2 diameter axisymmetricly；Processing roller 2 is divided into some by the direct of travel of processing materials
A different zones, are both provided with corresponding slot, roller tooth and the sleeve supporting with roller tooth, spring in each region, no
There is different maximum elastic force with the spring in region.
The initial length of spring causes the crest top land of roller tooth to be higher than the outer rim of slot.
In order to ensure that processing of the roller tooth to material acts on, the maximum elastic force of spring is less than cylinder periphery in same region
Processing side wall is applied to the maximum pressure of roller tooth by material.
For the ease of the dismounting and replacement of spring, spring is removably fixed in bottom and the rolling of the second groove hole section
The bottom of cylinder tooth.The sleeve limit protrusion and slot limit protrusion carry out spacing, its spacing work by the way of dislocation is spacing
With can release.
Along the direct of travel of processing materials, handle the maximum elastic force of the spring in roller different zones increases successively.
Beneficial effect
In use, pending material is sent in roller process device, material is dispersed in cylinder periphery processing side
Between wall and processing roller, handle and roller tooth is provided with roller, material is subject to cylinder periphery processing side wall and handles roller
Extrude, tear processing.Roller tooth is embedded in the slot on processing roller, and certain displacement can occur in the slot,
I.e., it is possible to come up in slot, can also be pressed under the effect of external force in slot.The bottom of roller tooth is provided with set
Cylinder and spring, sleeve is located in the second groove hole section, and by the effect of sleeve, roller tooth is able in slot be stablized to keep, and keeps away
The external force for exempting to handle roller axial direction pulls it from slot；On second slot and limiting device is provided with sleeve, these limits
Position device can be ejected to avoid the roller tooth being arranged on sleeve by the elastic force of spring from slot, i.e. realize roller tooth and exist
Roller slot central diameter is kept to axial stablizing, and roller tooth and the shape of the first groove hole section are mutually agreed with, roller tooth and the
The inner wall of one groove hole section fits, and then ensure that roller tooth stablizes gripping in slot.The bottom of roller tooth is provided with bullet
Spring, spring have certain decrement, and under original state, spring causes roller tooth to stretch out slot outer rim, is formed in cylinder surface
Protrusion, spring keep certain support force and are unlikely to be collapsed back in slot by the pressure of material so that these protrusions can be with
It is applied on pending material, it is torn, break process；If larger material is run into processing procedure, or
The harder material of person, its beyond the processing roller can ability to bear, in this case, it is also inevitable beyond bullet
The maximum elastic force of spring, and then can be collapsed back to roller tooth in slot with the elastic force of larger counteracted by pressure spring, i.e.
Avoid roller tooth and these materials very stiff and demanding, and then avoid caused by external force is excessive roller tooth and damage, for example, beat tooth,
Tooth etc. is collapsed, roller tooth is saved from damage.Arranged when these comparison bulks or beyond the material of roller process ability from roller
After going out, spring again ejects roller tooth from slot, its crest top land is higher than slot outer edge, carries out meeting its disposal ability
Processing work.Processing roller is divided into several different zones by the direct of travel of processing materials, is all provided with each region
Be equipped with corresponding slot, roller tooth and the sleeve supporting with roller tooth, spring, the spring in different zones have it is different most
Big elastic force.Along the direct of travel of processing materials, handle the maximum elastic force of the spring in roller different zones increases successively.Handling
In roller, along the direct of travel of processing materials, the material stock size having just enter into processing roller is bigger, it is to processing
The load that roller tooth on roller is applied is also maximum, in order to avoid roller tooth and cylinder wall are damaged, it is unsuitable at this time and this
A little large-sized materials progress are very stiff and demanding, this region first carries out large-sized material using the less spring of maximum elastic force
Preliminary processing, is crushed and is ground to its surface, tentatively reduce its size, be then sent through in follow-up cylinder area, is carried out
Further processing.It is smaller to handle the spring maximum elastic force that roller front area is set, is gradually subtracted using the method defeated a force with a tenderness
The size of small material；The maximum elastic force of spring gradually increases successively in follow-up processing region, by the processing of front region, this
When material size reduced, if at this time also setting the maximum elastic force of spring smaller, material will not be played
It is expected that treatment effect, therefore, the spring with larger maximum elastic force should be used at this time, these spring supportings roller tooth heavily fortified point
Very it is in cylinder surface, the processing being expected to material.Using the spring of different maximum elastic force, along materiel machining direction
The maximum elastic force of spring is sequentially increased, applies incremental processing power to material, can both obtain preferable processing effect
Fruit, it is possibility to have effect avoids strength from playing the damage of the objects such as tooth caused by handling.Further, it is also possible to according to different processing materials
To replace the spring with different maximum elastic force so that the adaptability of roller is also further improved.Also, due to roller
Timely " retraction of compromising " of tooth, can also avoid bast fiber from being over treated, avoid the unnecessary damage of bast fiber.
Claims (5)
1. a kind of bast fiber processing unit of multistage antisitic defect, including rack, feeding unit, roller process device, feeding dress
Put and be arranged on roller process device in rack；Roller process device is arranged on the downstream position of feeding unit, feeding unit bag
Include feed double roll and feed driving device accordingly；Roller process device includes corresponding processing driving device；Its feature exists
In the roller process device includes cylinder periphery processing side wall and processing roller, and the processing roller rolls for cylindrical, massive
Cylinder, the center of processing roller both sides are provided with drive shaft, and drive shaft is connected with deceleration device, and deceleration device drives with processing
Device is connected；Several slots are provided with processing roller, the slot includes the first groove hole section and the second groove hole section；Processing rolling
If being accordingly provided with dry drum tooth on cylinder with slot, roller tooth is respectively positioned in the slot on corresponding processing roller, roller
The crest top land of tooth is higher than the outer rim of slot；Slot is arranged on the diametric(al) of processing roller, slot and the roller tooth being located therein
Shape both with respect to processing roller diameter axisymmetricly；Roller tooth is arranged in the first groove hole section of slot, with the first groove
The shape of hole section is mutually agreed with, and the inner wall of roller tooth and the first groove hole section fits and can be in the first groove hole section along processing rolling
Cylinder moves radially；The bottom of roller tooth is provided with sleeve, and one end of sleeve is fixed in the bottom of roller tooth, the other end of sleeve
In the second groove hole section, the shape of sleeve is mutually agreed with the second groove hole section, the inner wall phase of the outer wall of sleeve and the second groove hole section
It is bonded and moving radially for roller can be handled in edge in the second groove hole section；It is spacing that the bottom outside face of sleeve is provided with sleeve
Protrusion, the inside top wall of the second groove hole section set grooved hole limit protrusion, and sleeve limit protrusion and slot limit protrusion match
Displacement range of the limitation sleeve in processing roller radial direction is closed, avoids sleeve from skidding off the second groove hole section；Spring, spring are equipped with sleeve
One end be fixed in the bottom of the second groove hole section, the other end of spring is located in sleeve and is fixed in the bottom of roller tooth；Sleeve
Relative to processing roller diameter axisymmetricly；Processing roller is divided into several not same districts by the direct of travel of processing materials
Domain, is both provided with corresponding slot, roller tooth and the sleeve supporting with roller tooth, spring in each region, in different zones
Spring there is different maximum elastic force, the initial length of spring causes the crest top land of roller tooth to be higher than the outer rim of slot.
2. the bast fiber processing unit of multistage antisitic defect according to claim 1, it is characterised in that in same region
The maximum elastic force of spring is less than the maximum pressure that cylinder periphery processing side wall is applied to roller tooth by material.
3. the bast fiber processing unit of multistage antisitic defect according to claim 2, it is characterised in that spring is with detachable
Mode be fixed in the bottom of the second groove hole section and the bottom of roller tooth.
4. the bast fiber processing unit of multistage antisitic defect according to claim 3, it is characterised in that along processing materials
Direct of travel, handle the maximum elastic force of the spring in roller different zones increases successively.
5. the bast fiber processing unit of multistage antisitic defect according to claim 4, it is characterised in that the sleeve is spacing
Raised and slot limit protrusion using dislocation it is spacing by the way of carry out spacing, its position-limiting action can release.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711246355.9A CN107916458A (en) | 2017-12-01 | 2017-12-01 | A kind of multistage antisitic defect bast fiber processing unit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711246355.9A CN107916458A (en) | 2017-12-01 | 2017-12-01 | A kind of multistage antisitic defect bast fiber processing unit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107916458A true CN107916458A (en) | 2018-04-17 |
Family
ID=61898168
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711246355.9A Withdrawn CN107916458A (en) | 2017-12-01 | 2017-12-01 | A kind of multistage antisitic defect bast fiber processing unit |
Country Status (1)
| Country | Link |
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| CN (1) | CN107916458A (en) |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB191120821A (en) * | 1911-09-20 | 1912-05-09 | Henri Louis Duthoit | Improvements in and relating to Breaking Machines for Flax, Hemp and the like. |
| GB611583A (en) * | 1946-05-04 | 1948-11-01 | Weetman Henry Dickinson | Novel or improved device for use in grinding pigment or other powdered material |
| CN204340031U (en) * | 2014-12-07 | 2015-05-20 | 遵义市宝海农用物资研发有限公司 | Waste plastic foam reclaims pulverizer |
| CN204523060U (en) * | 2015-01-27 | 2015-08-05 | 罗文凤 | A kind of cement plant roll crushing grinding all-in-one machine |
| CN205109747U (en) * | 2015-11-20 | 2016-03-30 | 西安外事学院 | Building material reducing mechanism |
| CN205269768U (en) * | 2015-12-17 | 2016-06-01 | 中国矿业大学 | Novel selective crushing double -geared roller crusher |
| CN107029819A (en) * | 2016-12-19 | 2017-08-11 | 怀宁县凉亭建材有限责任公司 | A kind of coal gangue crusher |
-
2017
- 2017-12-01 CN CN201711246355.9A patent/CN107916458A/en not_active Withdrawn
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB191120821A (en) * | 1911-09-20 | 1912-05-09 | Henri Louis Duthoit | Improvements in and relating to Breaking Machines for Flax, Hemp and the like. |
| GB611583A (en) * | 1946-05-04 | 1948-11-01 | Weetman Henry Dickinson | Novel or improved device for use in grinding pigment or other powdered material |
| CN204340031U (en) * | 2014-12-07 | 2015-05-20 | 遵义市宝海农用物资研发有限公司 | Waste plastic foam reclaims pulverizer |
| CN204523060U (en) * | 2015-01-27 | 2015-08-05 | 罗文凤 | A kind of cement plant roll crushing grinding all-in-one machine |
| CN205109747U (en) * | 2015-11-20 | 2016-03-30 | 西安外事学院 | Building material reducing mechanism |
| CN205269768U (en) * | 2015-12-17 | 2016-06-01 | 中国矿业大学 | Novel selective crushing double -geared roller crusher |
| CN107029819A (en) * | 2016-12-19 | 2017-08-11 | 怀宁县凉亭建材有限责任公司 | A kind of coal gangue crusher |
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Application publication date: 20180417 |