CN108839205A - It is a kind of for manufacturing the molding machine of vacuum stone - Google Patents
It is a kind of for manufacturing the molding machine of vacuum stone Download PDFInfo
- Publication number
- CN108839205A CN108839205A CN201810833227.2A CN201810833227A CN108839205A CN 108839205 A CN108839205 A CN 108839205A CN 201810833227 A CN201810833227 A CN 201810833227A CN 108839205 A CN108839205 A CN 108839205A
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- CN
- China
- Prior art keywords
- reverse sync
- weight
- molding machine
- wheel
- manufacturing
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B28—WORKING CEMENT, CLAY, OR STONE
- B28B—SHAPING CLAY OR OTHER CERAMIC COMPOSITIONS; SHAPING SLAG; SHAPING MIXTURES CONTAINING CEMENTITIOUS MATERIAL, e.g. PLASTER
- B28B3/00—Producing shaped articles from the material by using presses; Presses specially adapted therefor
- B28B3/02—Producing shaped articles from the material by using presses; Presses specially adapted therefor wherein a ram exerts pressure on the material in a moulding space; Ram heads of special form
- B28B3/04—Producing shaped articles from the material by using presses; Presses specially adapted therefor wherein a ram exerts pressure on the material in a moulding space; Ram heads of special form with one ram per mould
Abstract
The invention discloses a kind of for manufacturing the molding machine of vacuum stone, including pedestal, the weight being mounted on the pedestal and the driver for driving the weight, there is material contained district on the pedestal, the weight flops the material contained district, the bottom of the weight is provided with hammer plate, it is characterised in that：The more driver synchronized links together, constitute one group of synchronous driving group, are provided with two groups of synchronous driving groups at the top of the weight, and the direction of rotation of synchronous driving group described in two groups is on the contrary, synchronous driving group described in two groups is linked together by reverse sync mechanism.Two groups of synchronizations of synchronization driving group of the invention, All Drives synchronous operation can generate higher slap power so that the slap power that driver generates is synthesized together, and improve driving effect.
Description
Technical field
The present invention relates to a kind of for manufacturing the molding machine of vacuum stone.
Background technique
Vacuum stone in the present invention is a kind of new product, is prepared using the principle of Magdeburg hemispheres, which more connects
It is bordering on lithotome in nature, the overall performance of vacuum stone is also close to lithotome.The specific descriptions of vacuum stone of the present invention
It may refer to the earlier patent application of the present inventor.But the compression system and vibrational system cooperation due to vacuum stone production equipment make
With being a technical problem, causing existing equipment to manufacture, complicated, production run is unstable, maintenance repair rate is high, is unable to reach vacuum
The production requirement of stone.Such as the utility model patent that China Patent No. is CN201120319813.9, a kind of synthetic quartz is disclosed
Stone press, including base, the rack that is mounted on base two sides, the damping spring for being mounted on base bottom, installed on the machine seat
Peripheral frame and formed punch are provided with guide post on the base, and axle sleeve, peripheral frame and formed punch are provided in peripheral frame and formed punch, and to pass through axle sleeve living
Dynamic to be connected on guide post, the affixed organic top in the upper end of guide post is provided with formed punch hydraulic cylinder and peripheral frame hydraulic cylinder, formed punch liquid on machine top
Cylinder pressure is connected on formed punch by hydraulic cylinder attachment base, and peripheral frame hydraulic cylinder is connected in peripheral frame by hydraulic cylinder attachment base, peripheral frame
Bottom and formed punch connecting portion is provided with vacuum sealing item, be provided with vibrating motor on formed punch；It is set above rack and base
It is equipped with transmission belt, the both ends of transmission belt are provided with driving wheel.In the above-mentioned technical solutions, by hydraulic application pressure, then by shaking
Dynamic motor is vibrated, but this pressing plate mode has the disadvantage that, since vibrating motor is the work of high-frequency vibration, causes liquid
Pressure system is in always in the cyclic process of pressurization and release, hydraulic to be constantly in virtual pressure state, can not be applied to plate enough
Pressure.Meanwhile vibrational system causes persistently continuous injury to the stability of complete machine.In order to meet sheet material forming, wave is needed
Take a large amount of time.Above technical scheme is properly termed as the synthesis mode of " pressure+vibration ", entire industry problem to be solved always
It is how for pressure and vibration force to be combined with each other, but this problem can not solve always, has seriously affected the molding of vacuum stone
The development of equipment lacks the fast vacuum stone molding equipment of a kind of maturation, large-scale application, shaping speed always.In addition, above-mentioned skill
Each of vibrating motor in art scheme is autonomous working, and asynchronous, and vibrating motor is difficult to form resultant force, and vibrating effect is poor.
Due to the asynchronous work of vibrating motor, when each vibrating motor vibrates, vibration force can be offset between each other, reduces vibration power.
Summary of the invention
Technical problem to be solved by the present invention lies in the deficiencies for overcoming the above-mentioned prior art, provide a kind of with higher conjunction
Cheng Li, shaping speed are fast, compactness is good, structure is simply to manufacture the molding machine of vacuum stone.
According to provided by the invention a kind of for manufacturing the molding machine of vacuum stone, including pedestal, it is mounted on the pedestal
Weight and drive the driver of the weight, there is material contained district on the pedestal, the weight flops the material contained district, described
The bottom of weight is provided with hammer plate, and the more driver synchronized links together, constitute one group of synchronous driving group, the weight
Top is provided with two groups of synchronous driving groups, and the direction of rotation of synchronous driving group described in two groups is on the contrary, synchronous driving group described in two groups
By reverse sync, mechanism links together.
Also there is following attached technical characteristic according to a kind of molding machine for manufacturing vacuum stone provided by the invention：
It further comprise that the reverse sync mechanism includes the reverse sync wheel being connected with the synchronous driving group, connects
It connects the reverse sync band of the reverse sync wheel and connects the commutation synchronizing wheel of the reverse sync band.
It further comprise that the reverse sync mechanism further includes tensioning synchronizing wheel, the tensioning synchronizing wheel is pressed against described
On reverse sync band.
It further comprise that the reverse sync band is double-sided synchronous belt, the outer surface of the reverse sync band and wherein one
Reverse sync wheel in synchronous driving group is meshed, the inner surface of the reverse sync band in wherein another synchronous driving group
Reverse sync wheel is meshed.
Further comprise, the commutation synchronizing wheel be it is multiple, be distributed in the periphery of the reverse sync wheel, it is described reversed same
Step band is wrapped on the reverse sync wheel.
Further comprise that the driver is linked together by shaft coupling, constitutes the synchronous driving group.
It further comprise that support plate is provided at the top of the weight, the reverse sync mechanism is mounted on the support
On plate.
It further comprise that shaft is installed in the support plate, one end of the shaft passes through shaft coupling and the driving
Device is connected, and the reverse sync wheel is mounted in the shaft.
Further comprise being provided with support plate at the top of the weight, mounting post is provided in the support plate, it is described to change
It is mounted in the mounting post to synchronizing wheel and tensioning synchronizing wheel.
It is had the following advantages that compared with prior art according to a kind of molding machine for manufacturing vacuum stone provided by the invention：
Firstly, the present invention uses the directly continuous slap under the drive of driver of the slap weight with sufficiently large quality to be located on pedestal
Vacuum stone mixture, the air in vacuum stone mixture is discharged during slap, and various aggregates are bonded to each other filling, shape
At high-intensitive, high density vacuum stone slab.It is excellent that the present invention has that structure is simple, stable, easy to maintain, speed of production is fast etc.
Point is able to satisfy lasting large-scale production needs completely.Secondly, two groups of synchronizations of synchronization driving group of the invention, All Drives are same
Step operation can generate higher slap power so that the slap power that driver generates is synthesized together, and improve driving effect.
Detailed description of the invention
Fig. 1 is main view of the invention.
Fig. 2 is top view of the invention.
Fig. 3 is left view of the invention.
Fig. 4 is the main view of synchronization mechanism in the present invention.
Fig. 5 is the left view of Fig. 4.
Fig. 6 is the top view of synchronization mechanism in the present invention.
Fig. 7 is the main view of template in the present invention.
Fig. 8 is the perspective view of template in the present invention.
Fig. 9 is the cross-sectional view of template in the present invention.
Figure 10 is enlarged drawing at A in Fig. 9.
Figure 11 is cross-sectional view of the invention.
Figure 12 is enlarged drawing at B in Figure 11.
Figure 13 is enlarged drawing at C in Figure 11.
Specific embodiment
Clearly to illustrate the scheme in the present invention, preferred embodiment is given below and being described with reference to the accompanying drawings.With
Under explanation be substantially only exemplary and be not intended to limitation the disclosure application or purposes.It should be understood that
In whole attached drawings, corresponding appended drawing reference indicates identical or corresponding component and feature.
Vacuum stone of the invention is a kind of completely new plate, it includes the granulated aggregate of different-grain diameter and filling out for base volume
Cell cube is filled, the fills unit body is made of fine grain solid particle filler material and liquid filler, and the solid particle is filled out
The surface of charge, which has, fills the flexible liquid filling film formed by the liquid filler, and the granulated aggregate of each partial size is mutual
Mutually filling is bonded, and the gap filling between the granulated aggregate has the fills unit body, the granulated aggregate and the filling
Cell cube forms vacuum tightness body.The present invention mutually fills the granulated aggregate of different-grain diameter, large-size particles aggregate phase mutual connection
Nearly fitting, small size particle aggregate fill the gap between large-size particles aggregate, the gap between each particles aggregate by
The filling of fills unit body, for the fills unit body during filling, the flexible liquid filling film on surface is according to gap
Size shape deforms, and fills closely knit air in discharge gap to will have the gap as far as possible.The present invention utilizes horse
The principle of moral fort hemisphere prepares vacuum stone, and the vacuum stone is closer to lithotome in nature, the overall performance of vacuum stone
Also close to lithotome.The specific descriptions of vacuum stone of the present invention may refer to the earlier patent application of the present inventor.
Referring to Fig. 1 to Figure 13, provided by the invention a kind of for manufacturing the molding machine of vacuum stone, including pedestal 1, installation
Weight 2 on the pedestal 1 and the driver 3 for driving the weight 2 have material contained district, the weight 2 on the pedestal 1
The material contained district is flopped, the bottom of the weight 2 is provided with hammer plate 21, and the weight 2 is formed by stacking by multi-layered board, the base
The top of the weight 2 is arranged in the anvil structure that seat 1 is formed by stacking by multi-layered board, the driver 3.Weight in the present invention
Hammer is made using the big solid slab of weight, is had biggish weight, can be generated biggish hammer force, meet the life of vacuum stone
Production demand.The pedestal 1 is also to be made of the big solid slab of weight, and weight is far longer than the weight of weight, is clapping in this way
During hitting, pedestal 1 will not beat.The present embodiment is made of sheet metal, such as steel plate.The present invention is by driver 3
The top of weight 2 is set, and weight 2 can make an entirety, be hardly damaged during the work time.And the setting of driver 3 exists
Top, the driving of more convenient weight 2, hammer effect are more preferable.Maintenance and maintenance are also more convenient.The driver 3 is vibration
Motor.
It referring to Fig. 1 to Figure 13, further comprise that the more drivers 3 are same in above-described embodiment that the present invention provides
Step links together, and constitutes one group of synchronous driving group 31, is provided with two groups of synchronous driving groups 31, two groups of institutes at the top of the weight 2
The direction of rotation of synchronous driving group 31 is stated on the contrary, being from left to right respectively that the first synchronous driving group 311, second synchronizes driving group
312.Wherein the first synchronization driving group 311 driving group 312 synchronous with second is linked together by reverse sync mechanism 32.This hair
Weight weight in bright is bigger, needs multiple drivers 3 that could drive, and in order to generate biggish driving force, the present invention is by institute
There is driver to connect and synchronize, from left to right driver according to clockwise, rotate in an anti-clockwise direction, the slap power of All Drives
It is synthesized together, the slap power that the driver 3 generates is bigger, is more favorable for driver and drives the weight 2.
It further comprise the reverse sync mechanism 32 in above-described embodiment that the present invention provides referring to Fig. 1 to Figure 13
Reverse sync band including the reverse sync wheel 321, the connection reverse sync wheel 321 that are connected with the synchronous driving group 31
322, the commutation synchronizing wheel 323 of the reverse sync band 322 is connected.Reverse sync mechanism 32 in the present invention can make two groups it is same
It walks driving group to rotate synchronously, but rotation direction is opposite.The reverse sync mechanism 32 in the present invention is also possible to gear engagement
Structure, by intermediate transition gear, so that two meshing gear rotation directions are on the contrary, and operate synchronously.
It further comprise the reverse sync band 322 in above-described embodiment that the present invention provides referring to Fig. 1 to Figure 13
For double-sided synchronous belt, the outer surface of the reverse sync band 322 and 321 phase of reverse sync wheel in first synchronization group 311
Engagement, the inner surface of the reverse sync band 322 are meshed with the reverse sync wheel 321 in second synchronization group 312.
It is formed with engaging tooth on synchronous belt and synchronizing wheel in the present invention, to achieve the purpose that synchronous.
It further comprise the commutation synchronizing wheel 323 in above-described embodiment that the present invention provides referring to Fig. 1 to Figure 13
Be it is multiple, be distributed in the periphery of the reverse sync wheel 321, the reverse sync band 322 is wrapped in the reverse sync wheel 321
On.The commutation synchronizing wheel 333 plays the role of support, and the reverse sync band 332 is made to detour after Opposite direction connection.
It further comprise the reverse sync mechanism 32 in above-described embodiment that the present invention provides referring to Fig. 1 to Figure 13
It further include tensioning synchronizing wheel 324, the tensioning synchronizing wheel 324 can compress the reverse sync band 322, and so that it will not loosen.
The tensioning synchronizing wheel 324 is pressed against on the reverse sync band 322.
It further comprise that the driver 3 passes through connection in above-described embodiment that the present invention provides referring to Fig. 1 to Figure 13
Axis device 35 links together, and constitutes the synchronous driving group 31.3 arranged in rows of driver, the shaft coupling 35 will be in a row
Driver link together so that every row's driver operates synchronously.
It further comprise that the top of the weight 2 is set in above-described embodiment that the present invention provides referring to Fig. 1 to Figure 13
It is equipped with support plate 34, the reverse sync mechanism 32 is mounted in the support plate 34.The support plate 34 plays the work of support
With for installing synchronization mechanism.
It further comprise being installed in the support plate 34 in above-described embodiment that the present invention provides referring to Fig. 1 to Figure 13
There is shaft 341, one end of the shaft 341 is connected by shaft coupling 35 with the driver 3, the reverse sync wheel 321
It is mounted in the shaft 341.The reverse sync wheel 321 is rotated synchronously by shaft 341 and driver 3.
It further comprise that the top of the weight 2 is set in above-described embodiment that the present invention provides referring to Fig. 1 to Figure 13
It is equipped with support plate 34, mounting post 342 is provided in the support plate 34, the commutation synchronizing wheel 323 and tensioning synchronizing wheel 324 are pacified
In the mounting post 342.The commutation synchronizing wheel 323 and tensioning synchronizing wheel 324 are extended by mounting post 342, are made described in it
Reverse sync wheel 321, commutation synchronizing wheel and tensioning 324 three of synchronizing wheel are in same plane.
It further comprise that the top of the weight 2 is in above-described embodiment that the present invention provides referring to Fig. 1 to Figure 13
Mounting platform 22, the driver 2 are mounted on the mounting platform 22.Multiple installations are provided on the mounting platform 22
Hole, the driver 2 are bolted on mounting hole.The mounting platform 22 is a whole plate, and whole board structure is conducive to institute
Driver 3 is stated to operate synchronously.
Referring to Fig. 1 to Figure 13, further comprise in above-described embodiment that the present invention provides, the section of the weight 2 is T
Type.Weight 2 in the present invention is that top is roomy, and lower part is relatively narrow, so that the hammer plate 21 of lower part has biggish hammer force.
It further comprise adjacent the two of the weight 2 in above-described embodiment that the present invention provides referring to Fig. 1 to Figure 13
It is linked together between laminate material by bolt 23, upper layer plate is formed with counterbore 24, and lower layer's plate is formed with threaded hole 25, institute
Bolt 23 is stated across the counterbore 24, is screwed in the threaded hole 25.The counterbore 24 makes bolt 23 not protrude plate, makes
It obtains and fits together between each plate.In order to improve the intensity connected between plate, needs to be arranged multiple bolts 23, be not easy it
Fracture.
It further comprise adjacent the two of the pedestal 1 in above-described embodiment that the present invention provides referring to Fig. 1 to Figure 13
It is linked together between laminate material by bolt 11, upper layer plate is formed with counterbore 12, and lower layer's plate is formed with threaded hole 13, institute
Bolt 11 is stated across the counterbore 12, is screwed in the threaded hole 13.The counterbore 12 makes bolt 11 not protrude plate, makes
It obtains and fits together between each plate.In order to improve the intensity connected between plate, needs to be arranged multiple bolts 11, be not easy it
Fracture.
It further comprise being covered on the bolt 23,11 in above-described embodiment that the present invention provides referring to Fig. 1 to Figure 13
Equipped with double retaining pads 26,14.Double retaining pads enable to bolt to lock, and are not easy to loosen.
Referring to Fig. 1 to Figure 13, further comprising in above-described embodiment that the present invention provides further includes a template 4, described
The middle part of template 4 is formed with hollow-out parts 41, and the hammer plate 21 is located in the hollow-out parts 41, and the edge forming of the template 4 has
Wing plate 42 is provided with template hydraulic cylinder 43 on the pedestal 1, and the template hydraulic cylinder 43 acts against on the wing plate 42.It is described
Template 4 plays the role of frame material, will not material leakage around so that vacuum stone mixture is located in hollow-out parts 41.The template liquid
For cylinder pressure 43 for driving the template 4 to go up and down, the wing plate 42 is more favorable for the installation of template hydraulic cylinder 43.
It further comprise being provided on the pedestal 1 in above-described embodiment that the present invention provides referring to Fig. 1 to Figure 13
Guide post 15 is provided with guide tube 421 on the wing plate 42, and the guide post 15 penetrates in the guide tube 421.The guide post 15 and guide tube
421 make the lifting of template 4 more steady.
Referring to Fig. 1 to Figure 13, further comprise in above-described embodiment that the present invention provides, on the side of the template 4
It is provided with multiple vacuum interfaces 44.The vacuum interface 44 is for connecting vaccum-pumping equipment.
It further comprise being provided in the template 4 in above-described embodiment that the present invention provides referring to Fig. 1 to Figure 13
Weight hydraulic cylinder 27, the weight hydraulic cylinder 27 act against on the weight 2.The weight hydraulic cylinder 27 is described heavy for driving
2 lifting of hammer.
It further comprise being formed on the pedestal 1 in above-described embodiment that the present invention provides referring to Fig. 1 to Figure 13
Step 16, the template hydraulic cylinder 43 and the guide post 15 are arranged on the step 16.The step 16 is set and facilitates template
Hydraulic cylinder 43 and guide post 15 are installed and are fixed.
It further comprise the upper side of the weight 2 in above-described embodiment that the present invention provides referring to Fig. 1 to Figure 13
While extending outward to form protruding portion 28, the weight hydraulic cylinder 27 acts against the protruding portion 28.The protruding portion 28 is conducive to institute
Weight hydraulic cylinder 27 is stated to abut against.
It further comprise that the top of the template 4 is set in above-described embodiment that the present invention provides referring to Fig. 1 to Figure 13
It is equipped with multilayer lip-type packing 51, the lip-type packing 51 acts against on the side wall of the hammer plate 2, the bottom of the template 4
It is provided with ring type seal 52, the ring type seal 52 acts against the material containing and takes, the template 4,21 and of hammer plate
The material containing band forms the vacuum cavity of a package material, is provided with vacuum suction channel in the template 4.Vacuum of the invention
Sealing is located at vacuum stone mixture, is only vacuum-treated to vacuum stone mixture, therefore, vacuum drawn speed of the invention
Faster, sealing effect is more preferable for degree.
It further comprise that the top of the template 4 is set in above-described embodiment that the present invention provides referring to Fig. 1 to Figure 13
It is equipped with step 47, the lip-type packing 51 is mounted on the step 47, and the top of the template 4 is provided with fixing trim ring
471, the pressing ring 471 is pressed against the top of the lip-type packing 51.Above-mentioned fixed structure of the invention is simple, installs more square
Just.
It further comprise that the bottom of the template 4 is set in above-described embodiment that the present invention provides referring to Fig. 1 to Figure 13
It is equipped with mounting groove 48, the ring type seal 52 is mounted in the mounting groove 48.Ring type seal is installed by mounting groove 48
52 is more convenient.
Above-mentioned various parts in the present invention can be obtained by market purchasing, belong to commercially available mature component.
In conclusion above said content is only the embodiment of the present invention, it is merely to illustrate the principle of the present invention, is not used
In limiting the scope of protection of the present invention.All within the spirits and principles of the present invention, made any modification, equivalent replacement, change
Into etc., it should all be included in the protection scope of the present invention.
Claims (9)
1. it is a kind of for manufacturing the molding machine of vacuum stone, it is described heavy including pedestal, the weight being mounted on the pedestal and driving
The driver of hammer has material contained district on the pedestal, and the weight flops the material contained district, and the bottom of the weight is provided with hammer
Plate, it is characterised in that：The more driver synchronized links together, constitute one group of synchronous driving group, set at the top of the weight
Two groups of synchronous driving groups are equipped with, the direction of rotation of synchronous driving group described in two groups is on the contrary, synchronous driving group described in two groups passes through instead
It links together to synchronization mechanism.
2. as described in claim 1 a kind of for manufacturing the molding machine of vacuum stone, it is characterised in that：The reverse sync mechanism
Including the reverse sync band of reverse sync wheel, the connection reverse sync wheel being connected with the synchronous driving group and connection institute
State the commutation synchronizing wheel of reverse sync band.
3. as claimed in claim 2 a kind of for manufacturing the molding machine of vacuum stone, it is characterised in that：The reverse sync mechanism
It further include tensioning synchronizing wheel, the tensioning synchronizing wheel is pressed against on the reverse sync band.
4. as claimed in claim 3 a kind of for manufacturing the molding machine of vacuum stone, it is characterised in that：The reverse sync band is
Double-sided synchronous belt, the reverse sync wheel in the driving group synchronous with wherein one of the outer surface of the reverse sync band is meshed, described
The inner surface of reverse sync band is meshed with the reverse sync wheel in wherein another synchronous driving group.
5. as claimed in claim 4 a kind of for manufacturing the molding machine of vacuum stone, it is characterised in that：The commutation synchronizing wheel is
It is multiple, it is distributed in the periphery of the reverse sync wheel, the reverse sync band is wrapped on the reverse sync wheel.
6. as described in claim 1 a kind of for manufacturing the molding machine of vacuum stone, it is characterised in that：The driver passes through connection
Axis device links together, and constitutes the synchronous driving group.
7. as described in claim 1 a kind of for manufacturing the molding machine of vacuum stone, it is characterised in that：It is set at the top of the weight
It is equipped with support plate, the reverse sync mechanism is mounted in the support plate.
8. as claimed in claim 7 a kind of for manufacturing the molding machine of vacuum stone, it is characterised in that：It is installed in the support plate
There is shaft, one end of the shaft is connected by shaft coupling with the driver, and the reverse sync wheel is mounted on described turn
On axis.
9. as claimed in claim 3 a kind of for manufacturing the molding machine of vacuum stone, it is characterised in that：It is set at the top of the weight
It is equipped with support plate, mounting post is provided in the support plate, the commutation synchronizing wheel and tensioning synchronizing wheel are mounted on the installation
On column.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810833227.2A CN108839205A (en) | 2018-07-25 | 2018-07-25 | It is a kind of for manufacturing the molding machine of vacuum stone |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810833227.2A CN108839205A (en) | 2018-07-25 | 2018-07-25 | It is a kind of for manufacturing the molding machine of vacuum stone |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108839205A true CN108839205A (en) | 2018-11-20 |
Family
ID=64195905
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810833227.2A Pending CN108839205A (en) | 2018-07-25 | 2018-07-25 | It is a kind of for manufacturing the molding machine of vacuum stone |
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| Country | Link |
|---|---|
| CN (1) | CN108839205A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2021136126A1 (en) * | 2019-12-31 | 2021-07-08 | 杨绍良 | Preparation process and forming device for pressing granular aggregates into plate |
-
2018
- 2018-07-25 CN CN201810833227.2A patent/CN108839205A/en active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2021136126A1 (en) * | 2019-12-31 | 2021-07-08 | 杨绍良 | Preparation process and forming device for pressing granular aggregates into plate |
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