CN106903780A - Framed movable building block pressing die - Google Patents
Framed movable building block pressing die Download PDFInfo
- Publication number
- CN106903780A CN106903780A CN201710213040.8A CN201710213040A CN106903780A CN 106903780 A CN106903780 A CN 106903780A CN 201710213040 A CN201710213040 A CN 201710213040A CN 106903780 A CN106903780 A CN 106903780A
- Authority
- CN
- China
- Prior art keywords
- framed
- liner plate
- movable
- building block
- block forming
- 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.)
- Pending
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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
- B28B7/00—Moulds; Cores; Mandrels
- B28B7/0097—Press moulds; Press-mould and press-ram assemblies
-
- 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
- B28B7/00—Moulds; Cores; Mandrels
- B28B7/0002—Auxiliary parts or elements of the mould
-
- 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
- B28B7/00—Moulds; Cores; Mandrels
- B28B7/36—Linings or coatings, e.g. removable, absorbent linings, permanent anti-stick coatings; Linings becoming a non-permanent layer of the moulded article
Landscapes
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Chemical & Material Sciences (AREA)
- Ceramic Engineering (AREA)
- Mechanical Engineering (AREA)
- Moulds, Cores, Or Mandrels (AREA)
- Press-Shaping Or Shaping Using Conveyers (AREA)
Abstract
The invention discloses the framed movable building block pressing die of one kind, by the framed form for being designed to interior framed and external mould frame, and make interior framed movable liner plate collapsible with respect to external mould frame, form a kind of framed movable building block pressing die, in compacted products, power is provided by movable liner plate top to block forming position from the external world, and counter-pressure is formed to building block.When upper and lower mould disappears to the press power of material after the upper mould return of completion is suppressed in building block, the thrust acted on the outside of contractile movable liner plate is removed, so as to reduce knockout press to greatest extent, be about to be very easy to that finished product is ejected framed, the completion demoulding on lower mould.Therefore the present invention reduces knockout press to greatest extent, solve product height it is higher when there is the difficult technical barrier of the demoulding.
Description
Technical field
The present invention relates to the device of one kind compacting building block (brick), a kind of framed movable building block pressure is specifically related to
Molding.
Background technology
It is that China implements to prohibit viscous, taboo in fact using static pressure type brick machine compacting building block (brick), promotes New Building Materials to reach
To energy-conservation, consumption reduction, the fundamental state policy protected farmland.Static pressure type brick machine is high with compressing pressure syphon volume density, and intensity is high,
Weather resistance receives praises from customers well.But, due in pressing process pressure easily by material and it is framed between frictional force disappear
Consumption, therefore, Bidirectional pressure technology is used mostly aborning, to improve yield, reduces cost by increasing product highly.But
After product highly reaches certain limit, situation of the knockout press more than press power is occurred in that, product stripping is difficult.In order to realize taking off
Mould tradition pressure stock mould all designs certain draw taper, but product size has concentric reducer after draw taper reaches certain value
Phenomenon, influences product subsequent construction quality.
The content of the invention
In order to solve the above-mentioned technical problem, the present invention proposes a kind of framed movable building block pressing die, is not in the demoulding
It is difficult, it is possible to increase building block quality, increase productivity and reduce energy resource consumption and framed loss.
The technical proposal of the invention is realized in this way：
A kind of framed movable building block pressing die, including at least one framed unit, each framed unit include external mould frame, interior
Framed, upper die and lower die, the external mould frame is in the hollow tube-shape of upper and lower opening, described interior framed including surrounding block forming mould
Four liner plates in chamber, at least one movable liner plate in four liner plates, movable liner plate can be pushed up to compacting position in block forming
Put, and in block forming retraction to de-molding position；The lower mould can be moved up and down and closed in block forming described framed
Under shed or be pressed into the framed certain depth, the upper mould can be moved up and down and closed in block forming described framed
Upper shed or be pressed into the framed certain depth.
Further, four liner plates can be pushed up to pressing position in block forming, and in block forming retraction to the demoulding
Position.
Further, the interior framed movable liner plate can be moved relative to the external mould frame in inward-outward direction, the work
Dynamic that supporting member is provided between liner plate and the external mould frame, during block forming, the supporting member applies thrust to movable liner plate will
To pressing position, after block forming, the supporting member cancels the thrust applied to liner plate on movable liner plate top.
Further, reset element is additionally provided between the movable liner plate and the external mould frame, during block forming, the reset
By energy storage, after block forming, movable liner plate is reset to de-molding position to element by reset element energy storage release.
Further, the supporting member is an at least expander, and the reset element is at least a spring, block forming
When, apply thrust, by movable liner plate top to pressing position, and make spring by expanding its to press-in swelling agent in the expander
Stretching energy storage；After block forming, extracted out by by the swelling agent in the expander, cancel thrust, the energy storage release of spring, by work
Dynamic liner plate is reset to de-molding position.
Further, the expander is made up of plastic material or is made up of high resiliency special steel.
Further, the supporting member is an at least cam, and the reset element is at least a spring, block forming
When, rotated to long axis direction by actuating unit driving cam, apply thrust to movable liner plate, by movable liner plate top to compacting position
Put, and make spring elongation energy storage；After block forming, rotated to short-axis direction by actuating unit driving cam, cancel thrust, bullet
The energy storage release of spring, de-molding position is reset to by movable liner plate.
Further, there is the liftout plate that can be moved up and down on the lower mould, after block forming, the lower mould passes through institute
Liftout plate is stated to eject building block.
Further, including during multiple framed units, each framed unit is in single-row arrangement or multiple rows of arranged in arrays.
The beneficial effects of the invention are as follows：The present invention is designed to the form of interior framed and external mould frame by framed, and makes internal model
The movable liner plate of frame is collapsible with respect to external mould frame, a kind of framed movable building block pressing die is formd, in compacted products, by outer
Boundary provides power by movable liner plate top to block forming position, and counter-pressure is formed to building block.When building block compacting completes upper mould return
When upper and lower mould disappears to the press power of material, the thrust acted on the outside of contractile movable liner plate is removed, so as to greatest extent
Reduce knockout press, lower mould is up to be just very easy to eject finished product framed, completes the demoulding.Therefore the present invention is to greatest extent
Reduce knockout press, solve product height it is higher when there is the difficult technical barrier of the demoulding.
It is using the first advantage after the present invention：It is framed for fixed, when segment heights are within 100 when, knockout press
About the 35% of press power, but when segment heights reach 200 or so, knockout press reaches more than the 80% of press power, works as building block
Knockout press reaches the 120% of press power when highly reaching 300, and at this moment, when will appear from building block abjection, building block bottom is because of knockout press mistake
Greatly, exceeded building block initial strength and the phenomenon of losing angle occurred, thus the country using the height of building block more than 300 as a kind of
Technique forbidden zone.This forbidden zone can just be broken through using the present invention, increased productivity.
It is using the second advantage after the present invention：Building block no longer needs to design draw taper, can obtain size consistent
High-grade building block (brick), improves building wall quality.
It is using thirdly advantage of the invention：Energy resource consumption can be solved and framed wear liner is reduced, it is originally fixed
During the liner plate demoulding, knockout press is mainly consumed in building block (brick) and the frictional force of liner plate, using this programme, frictional force significantly under
Drop, liner plate durability is substantially improved, and is conducive to energy-conserving and environment-protective.
Brief description of the drawings
Structural representation when Fig. 1 is one embodiment of the invention block forming；
Structural representation when Fig. 2 is one embodiment of the invention building block demoulding；
Fig. 3 is one embodiment of the invention horizontal section schematic diagram；
Structural representation when Fig. 4 is another embodiment of the present invention block forming；
Structural representation when Fig. 5 is another embodiment of the present invention building block demoulding；
With reference to accompanying drawing, make the following instructions：
1 --- external mould frame 2 --- is interior framed
The upper mould of 21 --- movable liner plates 3 ---
4 --- lower mould 5 --- expanders
6 --- cam 7 --- top boards
8 --- lower platen 9 --- springs
10 --- material
Specific embodiment
In order to be more clearly understood that technology contents of the invention, described in detail especially exemplified by following examples, its purpose is only
It is to be best understood from the protection domain that present disclosure is not intended to limit the present invention.Each part in the structure of embodiment accompanying drawing
Do not scaled by normal rates, therefore do not represent the actual relative size of each structure in embodiment.
As shown in Figure 1, Figure 2, shown in Fig. 3, Fig. 4 and Fig. 5, a kind of framed movable building block pressing die, including at least one framed list
Unit, each framed unit includes external mould frame 1, interior framed 2, upper mould 3 and lower mould 4, and the external mould frame is in the hollow of upper and lower opening
Shape, interior framed four liner plates including surrounding the surrounding of block forming die cavity, at least one activity in four liner plates
Liner plate 21, the movable liner plate can be pushed up to pressing position in block forming, and returns de-molding position in block forming retraction；Under described
Mould can move up and down and the framed under shed is closed in block forming or the framed certain depth is pressed into, it is described on
Mould can move up and down and the framed upper shed is closed in block forming or the framed certain depth is pressed into.
The interior framed movable liner plate can be moved relative to the external mould frame in inward-outward direction, the movable liner plate and institute
State and be provided with supporting member between external mould frame, during block forming, the supporting member applies thrust by movable liner plate top to movable liner plate
To pressing position, after block forming, the supporting member cancels the thrust applied to liner plate.Preferably, the movable liner plate and institute
State and be additionally provided with reset element between external mould frame, during block forming, the reset element by energy storage, after block forming, the reset element
Movable liner plate is reset to de-molding position by energy storage release.
Supporting member has various structures to select, as long as can realize block forming, thrust is applied by activity to movable liner plate
Liner plate top to pressing position, after block forming, cancel to liner plate apply thrust, such as hydraulic pressure, air pressure, screw mechanism,
Qi Kuai mechanisms, leverage, cam mechanism etc..Reset element also has multiple choices, such as spring mechanism, linkage etc..
Figures 1 and 2 show that a kind of embodiment of the framed movable building block pressing die of the application, including parallel arrangement of two
Individual framed unit, each framed unit has a die cavity, and the upper mould of two framed units is connected as one, two framed units
Lower mould also connect as one, be driven by an outside drive mechanism.It is interior framed including surrounding block forming die cavity
Four liner plates.Preferably, interior four framed liner plates are movable liner plate, movable liner plate can be pushed up to compacting in block forming
Position, and in block forming retraction to de-molding position.Referring to Fig. 3, four relatively described external mould frames of movable liner plate can be inside and outside
Direction movement structure be：Former and later two movable liner plates are oppositely arranged, and the left and right sides of two movable liner plates is respectively formed gap slot,
The movable liner plate in left and right two is inserted in two gap slots in left and right, and by top board 7, four liner plates of lower platen 8 pair and external mold
Frame so, defines that the movable liner plate in left and right two can only be moved in left and right directions in the positioning of short transverse, and former and later two are lived
Dynamic liner plate can only be moved in fore-and-aft direction；The movable liner plate in left and right two is shown in Fig. 3, former and later two liner plates are alternatively and are fixed on
Fixed liner plate on external mould frame.
Referring to Fig. 1 and Fig. 2, supporting unit is provided between the movable liner plate in left and right two of each framed unit and the external mould frame
Part, the supporting member is an at least expander 5, referring to Fig. 1, during block forming, by being pressed into swelling agent in the expander
Its expansion is set to apply thrust, by movable liner plate top to pressing position；Referring to Fig. 2, after block forming, by by the expander
Swelling agent is extracted out, cancels thrust.Preferably, the expander is made up of plastic material or is made up of high resiliency special steel.
The operation principle of the framed movable building block pressing die of the present embodiment is as follows：
As shown in figure 1, during block forming, upper mould is up to extreme higher position, lower mould goes downwards to default feed location, expansion
Swelling agent is pressed into vivo, and interior framed movable liner plate is in compacting state, die cavity the material 10 for adding and preparing, and upper mould is descending
Press-in is framed, and then the upper and lower mould compressed material that goes in the same direction simultaneously makes its closely knit to regulation density, makes material curing molding be block
Block (brick).As shown in Fig. 2 after block forming, upper mould is up to be returned to demoulding position, and swelling agent is extracted in expander, expander
Shrink, internal model inframe activity liner plate and feed separation or movable liner plate thrust disappear, and now, compacting are about on the liftout plate of lower mould
Product ejection it is framed, then again by manipulator take out product, completion knockout course.Next working cycles can be entered.
In the present embodiment, upper die and lower die can be moved up and down and be fixed on setting height, and be moved down on lower mould liftout plate
The mechanism of dynamic functional realiey, is Machine Design commonly used in the art, that is, prior art, be will not be repeated here.
Embodiment 2
Fig. 4 and Fig. 5 show another embodiment of the framed movable building block pressing die of the application, including a framed list
Unit, is one-mode cavity.Including external mould frame 1, interior framed 2, upper mould 3 and lower mould 4, the external mould frame is in the hollow tube-shape of upper and lower opening,
Interior framed four liner plates including surrounding the surrounding of block forming die cavity, show the movable liner plate in left and right two in Fig. 3,
Movable liner plate can be pushed up to pressing position in block forming, and in block forming retraction to de-molding position；Four structures of liner plate
For：Former and later two liner plates are oppositely arranged, and the left and right sides of former and later two liner plates is respectively formed gap slot, and the movable liner plate in left and right two is inserted
It is placed in two gap slots in left and right, so, defines that the movable liner plate in left and right two can only be moved in left and right directions, and former and later two are lived
Dynamic liner plate can only be moved in fore-and-aft direction.The present embodiment 2 is as different from Example 1：Between movable liner plate and the external mould frame
Supporting member be an at least cam 6, be additionally provided with reset element between the movable liner plate and the external mould frame, the reset unit
Part is an at least spring 9, and during block forming, by energy storage, after block forming, reset element energy storage release will be living for the reset element
Dynamic liner plate is reset to de-molding position.Referring to Fig. 4, during block forming, rotated to long axis direction by actuating unit driving cam, to
Movable liner plate applies thrust, by movable liner plate top to pressing position, and makes spring elongation energy storage；Referring to Fig. 5, after block forming,
Rotated to short-axis direction by actuating unit driving cam, cancel thrust, be reset to for movable liner plate de- by the energy storage release of spring
Mould position.
The operation principle of the framed movable building block pressing die of the present embodiment 2 is as follows：
Referring to Fig. 4, during compacting, rotated to long axis direction, i.e. cam by actuating unit driving cam and be in ejection position,
Apply thrust to movable liner plate, by movable liner plate top to pressing position, and make spring elongation energy storage, upper mould is up to highest order
Put, lower mould is in default feed location, die cavity the material for adding and preparing, be advanced into die cavity under upper mould, upper and lower mould it is opposite and
Row material curing molding is building block (brick).Referring to Fig. 5, after block forming, upper mould is up to be returned to demoulding position, by actuating unit
Driving cam is rotated to short-axis direction, cancels thrust, and movable liner plate is reset to de-molding position by the energy storage release of spring；Now,
It is about to building block (brick) on lower mould and ejects framed, product is then taken out by manipulator, you can enters next working cycles.
To sum up, the present invention is designed to the form of interior framed and external mould frame by framed, and makes interior framed movable liner plate phase
It is collapsible to external mould frame, a kind of framed movable building block pressing die is formd, in compacted products, providing power by the external world will be living
Dynamic liner plate top forms counter-pressure to block forming position to building block.Upper and lower mould is to material after building block compacting completes upper mould return
Press power disappear when, the thrust acted on the outside of contractile movable liner plate is removed, so as to reduce the demoulding to greatest extent
Power, is about to be very easy to that finished product is ejected framed, the completion demoulding on lower mould.Therefore the present invention reduces the demoulding to greatest extent
Power, solve product height it is higher when there is the difficult technical barrier of the demoulding.
It is using the first advantage after the present invention：It is framed for fixed, when segment heights are within 100 when, knockout press
About the 35% of press power, but when segment heights reach 200 or so, knockout press reaches more than the 80% of press power, works as building block
Knockout press reaches the 120% of press power when highly reaching 300, and at this moment, when will appear from building block abjection, building block bottom is because of knockout press mistake
Greatly, exceeded building block initial strength and the phenomenon of losing angle occurred, thus the country using the height of building block more than 300 as a kind of
Technique forbidden zone.This forbidden zone can just be broken through using the present invention, increased productivity.
It is using the second advantage after the present invention：Building block no longer needs to design draw taper, can obtain size consistent
High-grade building block (brick), improves building wall quality.
It is using thirdly advantage of the invention：Energy resource consumption can be solved and framed wear liner is reduced, it is originally fixed
During the liner plate demoulding, knockout press is mainly consumed in building block (brick) and the frictional force of liner plate, using this programme, frictional force significantly under
Drop, liner plate durability is substantially improved, and is conducive to energy-conserving and environment-protective.
Above example be referring to the drawings, to a preferred embodiment of the present invention will be described in detail, those skilled in the art
Member by carrying out to above-described embodiment modification or change on various forms, but without departing substantially from essence of the invention in the case of, all
Fall within the scope and spirit of the invention.
Claims (9)
1. a kind of framed movable building block pressing die, it is characterised in that：Including at least one framed unit, each framed unit includes
External mould frame (1), interior framed (2), upper mould (3) and lower mould (4), the external mould frame are in the hollow tube-shape of upper and lower opening, the internal model
Frame includes surrounding four liner plates of block forming die cavity, at least one movable liner plate (21) in four liner plates, activity lining
Plate can be pushed up to pressing position in block forming, and in block forming retraction to de-molding position；The lower mould can be moved up and down
And the framed under shed is closed in block forming or the framed certain depth is pressed into, the upper mould can be moved up and down
And the framed upper shed is closed in block forming or the framed certain depth is pressed into.
2. framed movable building block pressing die according to claim 1, it is characterised in that：Four liner plates can building block into
Pushed up to pressing position during type, and in block forming retraction to de-molding position.
3. framed movable building block pressing die according to claim 1, it is characterised in that：The interior framed movable liner plate
Can be moved in inward-outward direction relative to the external mould frame, supporting member is provided between the movable liner plate and the external mould frame, built
During formation of lots, the supporting member applies thrust by movable liner plate top to pressing position to movable liner plate, after block forming, the supporting
Element cancels the thrust applied to liner plate.
4. framed movable building block pressing die according to claim 3, it is characterised in that：The movable liner plate is outer with described
Reset element is additionally provided between framed, during block forming, the reset element by energy storage, after block forming, the reset element energy storage
Movable liner plate is reset to de-molding position by release.
5. framed movable building block pressing die according to claim 4, it is characterised in that：The supporting member is at least one
Expander (5), the reset element is an at least spring, during block forming, it is made by press-in swelling agent in the expander
Expansion applies thrust, by movable liner plate top to pressing position, and makes spring elongation energy storage；After block forming, expanded by by this
Internal swelling agent is extracted out, cancels thrust, and movable liner plate is reset to de-molding position by the energy storage release of spring.
6. framed movable building block pressing die according to claim 5, it is characterised in that：The expander is by plastic material
It is made or is made up of high resiliency special steel.
7. framed movable building block pressing die according to claim 4, it is characterised in that：The supporting member is at least one
Cam (6), the reset element is an at least spring (9), during block forming, is rotated to major axis by actuating unit driving cam
Direction, thrust is applied to movable liner plate, by movable liner plate top to pressing position, and makes spring elongation energy storage；After block forming, lead to
Cross actuating unit driving cam to rotate to short-axis direction, cancel thrust, movable liner plate is reset to the demoulding by the energy storage release of spring
Position.
8. framed movable building block pressing die according to claim 1, it is characterised in that：Having on the lower mould can be upper and lower
Mobile liftout plate, after block forming, the lower mould is ejected building block by the liftout plate.
9. framed movable building block pressing die according to claim 1, it is characterised in that：During including multiple framed units,
Each framed unit is in single-row arrangement or multiple rows of arranged in arrays.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710213040.8A CN106903780A (en) | 2017-04-01 | 2017-04-01 | Framed movable building block pressing die |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710213040.8A CN106903780A (en) | 2017-04-01 | 2017-04-01 | Framed movable building block pressing die |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106903780A true CN106903780A (en) | 2017-06-30 |
Family
ID=59194842
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710213040.8A Pending CN106903780A (en) | 2017-04-01 | 2017-04-01 | Framed movable building block pressing die |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106903780A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114083645A (en) * | 2021-11-19 | 2022-02-25 | 宜兴市申兴科技有限公司 | Production equipment and production process of ceramic ring |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2000025022A (en) * | 1998-07-07 | 2000-01-25 | Nippon Steel Metal Prod Co Ltd | Concrete block-forming formwork |
| CN101450507A (en) * | 2007-12-05 | 2009-06-10 | 昆山市升达机械制造有限公司 | Compacting mold for hollow brick |
| CN203266881U (en) * | 2013-06-09 | 2013-11-06 | 中天振华（天津）新型建材有限公司 | Building block mold |
| CN103612319A (en) * | 2013-10-21 | 2014-03-05 | 刘亦宽 | Interlocking building block forming machine |
| CN203779071U (en) * | 2014-02-21 | 2014-08-20 | 深圳市领志光机电自动化系统有限公司 | Expanding and laminating mechanism |
| CN205325942U (en) * | 2016-01-09 | 2016-06-22 | 安徽水利开发股份有限公司 | Piping lane box culvert pouring mold |
| CN105799047A (en) * | 2016-05-18 | 2016-07-27 | 金陵科技学院 | Self-insulation concrete hollow building block mold and manufacturing method of building blocks |
| CN206678140U (en) * | 2017-04-01 | 2017-11-28 | 湖南思为科技开发股份有限公司 | Framed movable building block pressing die |
-
2017
- 2017-04-01 CN CN201710213040.8A patent/CN106903780A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2000025022A (en) * | 1998-07-07 | 2000-01-25 | Nippon Steel Metal Prod Co Ltd | Concrete block-forming formwork |
| CN101450507A (en) * | 2007-12-05 | 2009-06-10 | 昆山市升达机械制造有限公司 | Compacting mold for hollow brick |
| CN203266881U (en) * | 2013-06-09 | 2013-11-06 | 中天振华（天津）新型建材有限公司 | Building block mold |
| CN103612319A (en) * | 2013-10-21 | 2014-03-05 | 刘亦宽 | Interlocking building block forming machine |
| CN203779071U (en) * | 2014-02-21 | 2014-08-20 | 深圳市领志光机电自动化系统有限公司 | Expanding and laminating mechanism |
| CN205325942U (en) * | 2016-01-09 | 2016-06-22 | 安徽水利开发股份有限公司 | Piping lane box culvert pouring mold |
| CN105799047A (en) * | 2016-05-18 | 2016-07-27 | 金陵科技学院 | Self-insulation concrete hollow building block mold and manufacturing method of building blocks |
| CN206678140U (en) * | 2017-04-01 | 2017-11-28 | 湖南思为科技开发股份有限公司 | Framed movable building block pressing die |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114083645A (en) * | 2021-11-19 | 2022-02-25 | 宜兴市申兴科技有限公司 | Production equipment and production process of ceramic ring |
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| PB01 | Publication | ||
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Application publication date: 20170630 |