CN110640871A - Cement product forming die - Google Patents
Cement product forming die Download PDFInfo
- Publication number
- CN110640871A CN110640871A CN201911018704.0A CN201911018704A CN110640871A CN 110640871 A CN110640871 A CN 110640871A CN 201911018704 A CN201911018704 A CN 201911018704A CN 110640871 A CN110640871 A CN 110640871A
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- Prior art keywords
- frame
- groove
- compaction
- wall
- die cavity
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Classifications
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- 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
- B28B7/0091—Transformable moulds allowing the change of shape of an initial moulded preform by preform deformation or the change of its size by moulding on the preform
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- 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
- B28B13/00—Feeding the unshaped material to moulds or apparatus for producing shaped articles; Discharging shaped articles from such moulds or apparatus
- B28B13/02—Feeding the unshaped material to moulds or apparatus for producing shaped articles
- B28B13/0215—Feeding the moulding material in measured quantities from a container or silo
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- 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
- B28B13/00—Feeding the unshaped material to moulds or apparatus for producing shaped articles; Discharging shaped articles from such moulds or apparatus
- B28B13/04—Discharging the shaped articles
- B28B13/06—Removing the shaped articles from moulds
- B28B13/067—Removing the shaped articles from moulds by applying blows or vibrations followed by, or during, the removal of a mould part
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- 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
- B28B3/022—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 combined with vibrating or jolting
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- 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
- B28B3/08—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 two or more rams per mould
- B28B3/083—The juxtaposed rams working in the same direction
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- 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
- B28B7/16—Moulds for making shaped articles with cavities or holes open to the surface, e.g. with blind holes
- B28B7/18—Moulds for making shaped articles with cavities or holes open to the surface, e.g. with blind holes the holes passing completely through the article
- B28B7/186—Moulds for making shaped articles with cavities or holes open to the surface, e.g. with blind holes the holes passing completely through the article for plates, panels or similar sheet- or disc-shaped objects, also flat oblong moulded articles with lateral openings, e.g. panels with openings for doors or windows, grated girders
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- Engineering & Computer Science (AREA)
- Ceramic Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Chemical & Material Sciences (AREA)
- Mechanical Engineering (AREA)
- Press-Shaping Or Shaping Using Conveyers (AREA)
Abstract
The invention relates to a cement product forming die which comprises an upper die cavity and a lower die cavity, wherein the upper die cavity is connected to the lower die cavity through a clamping mechanism. The invention can solve the following problems existing in the use process of the existing cement well lid mould with the grid structure, a the size of the grid gap can not be controlled in the manufacturing process of the traditional mould, and the corresponding mould is required to be selected when manufacturing the grid cement well lids with different specifications, so that the application range is small. b. Traditional mould thick liquids directly pour into the mould in the use into, can't guarantee the density of the inside thick liquids of mould, lead to the inside space that exists of cement well lid after the shaping, influence the life of cement well lid.
Description
Technical Field
The invention relates to the technical field of molds, in particular to a cement product forming mold.
Background
The cement product belongs to the matched product of building facilities, and the forming process is to pour cement mortar into the prefabricated cement product mould for extrusion forming. The shape and structure of the mould determine the quality of the prefabricated cement part product, and the cement well lid with the grid-shaped structure is mainly formed by adopting a method of solidification after pouring by the mould in the manufacturing process.
However, the conventional die cannot control the size of the grid gaps in the manufacturing process, and the corresponding die needs to be selected when manufacturing grid cement well lids with different specifications, so that the application range is small. b. Traditional mould thick liquids directly pour into the mould in the use into, can't guarantee the density of the inside thick liquids of mould, lead to the inside space that exists of cement well lid after the shaping, influence the life of cement well lid.
To the technical problem that the mould of present preparation cement goods exists in the use, the improvement that has made the adaptation after relevant technical field personnel have made the investigation, for example the chinese utility model patent that patent number is 2018210525160 a cement prefabricated product mould has simple structure, convenient to use's advantage, nevertheless does not mention to the difficult problem that exists in the use of the mould of the cement well lid of current grid structure mentioned in the aforesaid.
Disclosure of Invention
In order to solve the problems, the invention provides a cement product forming mold which can solve the problems of the cement well lid mold with the existing grid structure in the using process.
In order to achieve the purpose, the invention adopts the following technical scheme to realize the purpose: the cement product forming mold comprises an upper mold cavity and a lower mold cavity, wherein the upper mold cavity is connected to the lower mold cavity through a clamping mechanism.
Go up the die cavity and include the press mold frame, evenly be provided with the discharge gate backward in the past in the press mold frame, the lower extreme of press mold frame is provided with closed groove, closed groove and discharge gate intercommunication are provided with closed branch chain in the closed groove, evenly are provided with the compaction branch chain in the press mold frame, are connected with the drive branch chain on the compaction branch chain, and the upper end at the press mold frame is installed to the drive branch chain.
The lower die cavity comprises a bearing frame, the front side and the rear side of the inner wall of the lower end of the bearing frame are provided with lattice blocking branched chains at equal intervals, connecting grooves are symmetrically arranged on the front side and the rear side of the bearing frame, the inner side wall of the connecting groove located at the front end of the bearing frame is of an inward inclined structure from top to bottom, the lower end of the bearing frame is uniformly provided with a pressing groove from front to rear, a pressing frame is arranged in the pressing groove in a sliding fit mode, and a pressing spring is arranged between the pressing frame and the outer wall of the bearing frame.
Clamping mechanism is including installing the connection fixture block on the pressure membrane frame, the lower extreme of connecting the fixture block is provided with the fixed slot, and the lower extreme of connecting the fixture block is pegged graft in the spread groove, be provided with the joint groove on the lateral wall of spread groove, the joint inslot is provided with the joint frame through the sliding fit mode, be connected with the joint spring between joint frame and the spread groove, the driven plate is installed to the upper end of joint frame, be provided with the lift groove on the outer wall of spread groove, the elevator is installed through the lift spring pole in the lift groove, the elevator supports and leans on the driven plate, and the elevator supports and leans on the terminal surface of driven plate.
The closed branched chain comprises closed blocks which are uniformly arranged in closed grooves, the closed blocks are connected with connecting rods, the rear ends of the closed blocks are connected to the inner wall of the film pressing frame through closed spring rods, the right ends of the closed blocks are connected with extrusion rods, and the extrusion rods penetrate through the film pressing frame in a sliding fit mode.
The compaction branched chain is provided with the compaction vibrating arm through the sliding fit mode including the compaction hole of symmetry setting both sides around the discharge gate in the compaction hole, and the upper end of compaction vibrating arm passes the press mold frame through the sliding fit mode, is provided with the press mold spring between the upper end inner wall of compaction vibrating arm and press mold frame, and the lower extreme of press mold frame is provided with the compacting plate.
The compaction hole is T style of calligraphy structure, and the compacting plate is located the compaction hole, and the lower terminal surface of compacting plate and the lower terminal surface of press mold frame are located the coplanar.
The drive branch chain comprises vertical plates which are uniformly arranged at the upper end of the film pressing frame, a drive shaft is arranged between the vertical plates through a bearing, a drive cam is uniformly arranged on the drive shaft, the outer wall of the drive cam is abutted against a drive rod, a worm wheel is sleeved on the outer wall of the rear end of the drive shaft, a worm is meshed on the worm wheel, one end of the worm is connected with a motor through a coupler, the motor is arranged on the film pressing frame, the other end of the worm is arranged on a support plate through a bearing, and the support plate is fixed on.
The check keep off the branch and keep off the groove including setting up the check on bearing frame, and the left and right sides that check kept off the inslot wall is provided with the check through the round pin axle symmetry and keeps off the frame, and the check keeps off and is provided with the check between the inner wall that the groove was kept off to the check and keeps off the spring, and the middle part that the check kept off the groove is provided with the hexagonal piece, and last the pegging graft of bearing frame has the check dog, and the lower extreme that the check kept off the piece is provided.
The lower extreme of press mold frame evenly installs the guide block, and the guide block is the trapezium structure that the width descends from top to bottom.
The discharge hole is of a stepped structure with the diameter decreasing from top to bottom.
The cutting plate is provided with a circulation groove, the cutting plate is provided with a drainage plate, and the drainage plate is of a downward inclined structure from front to back.
1. The invention can solve the following problems existing in the use process of the existing cement well lid mould with the grid structure, a the size of the grid gap can not be controlled in the manufacturing process of the traditional mould, and the corresponding mould is required to be selected when manufacturing the grid cement well lids with different specifications, so that the application range is small. b. The slurry in the traditional mould is directly injected into the mould in the using process, the density of the slurry in the mould cannot be ensured, so that gaps exist in the formed cement well lid, and the service life of the cement well lid is influenced.
2. The grid stop blocks are detachably arranged in the designed lower die cavity, so that the plugging positions of the grid stop blocks can be controlled according to the size of the grid gaps in use, the cement well cover manufacturing device can adapt to manufacturing of cement well covers with different specifications, and the application range is wide.
3. The upper die cavity designed by the invention can be used for vibrating and compacting the slurry filled into the lower die cavity in the operation process, and can be used for supplementing the slurry in the lower die cavity, so that the defect that the slurry after vibrating and compacting can not reach the production specification can be avoided, the quality of the cement well lid can be ensured, and the service life of the cement well lid can not be influenced.
Drawings
The invention is further illustrated with reference to the following figures and examples.
FIG. 1 is a schematic plan view of the present invention;
FIG. 2 is a schematic structural view of the vibration mechanism of the present invention;
FIG. 3 is an enlarged view of a portion of FIG. 1 according to the present invention in the X direction;
fig. 4 is a Y-direction partial enlarged view of fig. 2 of the present invention.
Detailed Description
The embodiments of the invention will be described in detail below with reference to the drawings, but the invention can be implemented in many different ways as defined and covered by the claims.
As shown in fig. 1 to 4, a cement product forming mold comprises an upper mold cavity 1 and a lower mold cavity 2, wherein the upper mold cavity 1 is connected to the lower mold cavity 2 through a clamping mechanism 3.
The lattice blocking branched chain 22 comprises lattice blocking grooves arranged on the bearing frame 21, lattice blocking frames 221 are symmetrically arranged on the left side and the right side of inner walls of the lattice blocking grooves through pin shafts, lattice blocking springs 222 are arranged between the lattice blocking frames 221 and the inner walls of the lattice blocking grooves, hexagonal blocks 223 are arranged in the middle of the lattice blocking grooves, lattice blocking blocks 224 are inserted into the bearing frame 21, and hexagonal holes matched with the six blocks for use are formed in the lower ends of the lattice blocking blocks 224.
The lattice stopper 224 is inserted into the lattice stopper groove, the hexagonal block 223 is in butt joint with the hexagonal hole, the inserting stability of the lattice stopper 224 is ensured, and the lattice stopper frame 221 can be guaranteed to be kept in a uniform horizontal plane with the bearing frame 21 under the action of the lattice stopper spring 222.
According to the space control check block 224 of the cement well lid grating, the corresponding check block groove is inserted, and slurry is injected into the bearing frame 21.
After the slurry is solidified, the solidified cement well cover is pushed out from the interior of the bearing frame 21 by beating the pressing frame 24.
Clamping mechanism 3 is including installing connection fixture block 31 on press mold frame 11, the lower extreme of connecting fixture block 31 is provided with the fixed slot, and connect the lower extreme of fixture block 31 and peg graft in spread groove 23, be provided with the joint groove on the lateral wall of spread groove 23, the joint inslot is provided with joint frame 32 through the sliding fit mode, be connected with joint spring 33 between joint frame 32 and the spread groove 23, driven plate 34 is installed to the upper end of joint frame 32, be provided with the lift groove on the outer wall of spread groove 23, lift block 36 is installed through lift spring pole 35 in the lift inslot, lift block 36 supports and leans on driven plate 34, and lift block 36 supports and leans on the terminal surface that leans on at driven plate 34 for from outer inside downward sloping structure.
Go up die cavity 1 and include film pressing frame 11, evenly be provided with the discharge gate from the past backward in the film pressing frame 11, the lower extreme of film pressing frame 11 is provided with closed groove, closed groove and discharge gate intercommunication are provided with closed branch chain 12 in the closed groove, evenly be provided with compaction branch chain 13 in the film pressing frame 11, are connected with drive branch chain 14 on the compaction branch chain 13, and drive branch chain 14 is installed in the upper end of film pressing frame 11.
The closed branched chain 12 comprises closed blocks 121 evenly arranged in closed grooves, the closed blocks 121 are connected with connecting rods 122, the rear ends of the closed blocks 121 are connected to the inner wall of the film pressing frame 11 through closed spring rods 123, the right ends of the closed blocks 121 are connected with extrusion rods 124, the extrusion rods 124 penetrate through the film pressing frame 11 in a sliding fit mode, the closed spring rods 123 play a reset role for the closed blocks 121, and the extrusion rods 124 abut against the inner side wall of the connecting grooves 23 in the process of connecting the upper die cavity 1 and the lower die cavity 2. Filling slurry is poured into the film pressing frame 11.
Die cavity 2 and butt joint under the die cavity 1 are gone up in manual control, make in the butt joint operation connect fixture block 31 and insert spread groove 23, connect fixture block 31 and extrude joint frame 32 in the grafting operation, and joint frame 32 after receiving the extrusion stretches out and draws back in the joint inslot, and joint spring 33 control joint frame 32 inserts the fixed slot in connecting the operation, guarantees to go up the stable butt joint of die cavity 2 under the die cavity 1.
Go up die cavity 1 lower die cavity 2 and when connecting the operation, the position that extrusion stem 124 supported and leaned on connecting groove 23 changes, drives extrusion stem 124 and promotes closure piece 121 backward and open the discharge gate to make thick liquids can follow ejection of compact output, fill the thick liquids of the inside disappearance of lower die cavity 2.
Compaction branched chain 13 is provided with compaction vibrating arm 131 through sliding fit mode including the symmetry setting compaction hole in both sides around the discharge gate in the compaction hole, and the upper end of compaction vibrating arm 131 passes press mold frame 11 through sliding fit mode, is provided with press mold spring 132 between the upper end inner wall of compaction vibrating arm 131 and press mold frame 11, and the lower extreme of press mold frame 11 is provided with compacting plate 133.
In operation, the compacting vibration rod 131 controls the compacting plate 133 to perform rapid vertical vibration operation under the mutual matching action between the driving cam 143 and the squeeze film spring 132, and the slurry in the lower die cavity is compacted by the compacting plate 133 in a vibration mode.
The compaction hole is T-shaped, the compaction plate 133 is located in the compaction hole, and the lower end face of the compaction plate 133 and the lower end face of the film pressing frame 11 are located in the same plane. The unevenness of the upper end surface of the slurry in the slurry compaction operation is avoided, and the flatness of the molded cement well lid can be ensured.
The driving branched chain 14 comprises vertical plates 141 which are uniformly arranged at the upper end of the film pressing frame 11, a driving shaft 142 is arranged between the vertical plates 141 through a bearing, driving cams 143 are uniformly arranged on the driving shaft 142, the outer wall of each driving cam 143 abuts against the driving rod, a worm wheel 144 is sleeved on the outer wall of the rear end of each driving shaft 142, a worm 145 is meshed on each worm wheel 144, one end of each worm 145 is connected with a motor 146 through a coupler, the motor 146 is arranged on the film pressing frame 11, the other end of each worm 145 is arranged on a supporting plate 147 through a bearing, and the supporting plate 147 is fixed on the film pressing.
The motor 146 operates to control the rotation of the driving shaft 142 through the transmission of the worm wheel 144 and the worm 145, the driving shaft 142 controls the driving cam 143 to rotate synchronously during the rotation, and the driving cam 143 controls the compaction branched chain 13 to perform reciprocating operation during the rotation.
The lower extreme of press mold frame 11 evenly installs the guide block, and the guide block is the width from the top down degressive trapezium structure, the discharge gate is the diameter from the top down degressive ladder structure. Ensure that the slurry in the squeeze film frame 11 can be smoothly output from the discharge port.
When in work;
firstly, the position of the blocking branch chain 22 is adjusted according to the specification of the cement well cover grating, and slurry is poured into the bearing frame 21.
And in the second step, the lower die cavity 2 is controlled by the clamping mechanism 3 to be fixedly connected with the upper die cavity 1.
And thirdly, driving the branched chain 14 to control the compaction branched chain 13 to vibrate and compact the slurry in the bearing frame 21, and outputting the slurry in the film pressing frame 11 to fill the slurry missing in the lower die cavity 2.
Fourthly, after the slurry is solidified, the solidified cement well cover is pushed out from the interior of the bearing frame 21 by beating the pressing frame 24
The foregoing illustrates and describes the principles, general features, and advantages of the present invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are given by way of illustration of the principles of the present invention, and that various changes and modifications may be made without departing from the spirit and scope of the invention as defined by the appended claims. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (8)
1. The utility model provides a cement product forming die, includes die cavity (1) and lower die cavity (2), goes up die cavity (1) and connects on lower die cavity (2) through latch mechanism (3), its characterized in that:
the upper die cavity (1) comprises a film pressing frame (11), discharge holes are uniformly formed in the film pressing frame (11) from front to back, a closed groove is formed in the lower end of the film pressing frame (11) and communicated with the discharge holes, a closed branched chain (12) is arranged in the closed groove, compaction branched chains (13) are uniformly arranged in the film pressing frame (11), a driving branched chain (14) is connected to the compaction branched chain (13), and the driving branched chain (14) is installed at the upper end of the film pressing frame (11);
the lower die cavity (2) comprises a bearing frame (21), wherein the inner wall of the lower end of the bearing frame (21) is provided with block branched chains (22) at equal intervals from front to back, connecting grooves (23) are symmetrically arranged on the front side and the back side of the bearing frame (21), the inner side wall of the connecting groove (23) positioned at the front end of the bearing frame (21) is of an inward inclined structure from top to bottom, pressing grooves are uniformly formed in the lower end of the bearing frame (21) from front to back, a pressing frame (24) is arranged in each pressing groove in a sliding fit mode, and a pressing spring (25) is arranged between each pressing frame (24) and the outer wall of the bearing frame (21);
clamping mechanism (3) are including installing connection fixture block (31) on press mold frame (11), the lower extreme of connecting fixture block (31) is provided with the fixed slot, and the lower extreme of connecting fixture block (31) is pegged graft in spread groove (23), be provided with the joint groove on the lateral wall of spread groove (23), the joint inslot is provided with joint frame (32) through sliding fit mode, be connected with joint spring (33) between joint frame (32) and spread groove (23), driven plate (34) are installed to the upper end of joint frame (32), be provided with the lift groove on the outer wall of spread groove (23), lift block (36) are installed through lift spring pole (35) in the lift inslot, lift block (36) support and lean on driven plate (34), and lift block (36) support and lean on the terminal surface of driven plate (34) for from outer inside downward sloping structure.
2. The cement product forming mold according to claim 1, wherein: the closed branched chain (12) comprises closed blocks (121) which are uniformly arranged in a closed groove, the closed blocks (121) are connected with connecting rods (122), the rear ends of the closed blocks (121) are connected to the inner wall of the film pressing frame (11) through closed spring rods (123), the right ends of the closed blocks (121) are connected with extrusion rods (124), and the extrusion rods (124) penetrate through the film pressing frame (11) in a sliding fit mode.
3. The cement product forming mold according to claim 1, wherein: compaction branched chain (13) are provided with compaction vibrating arm (131) through sliding fit mode including the symmetry setting compaction hole of both sides around the discharge gate in the compaction hole, and the upper end of compaction vibrating arm (131) passes press mold frame (11) through sliding fit mode, is provided with press mold spring (132) between the upper end inner wall of compaction vibrating arm (131) and press mold frame (11), and the lower extreme of press mold frame (11) is provided with compacting plate (133).
4. A cement product forming mold according to claim 3, characterized in that: the compaction hole is T-shaped, the compaction plate (133) is positioned in the compaction hole, and the lower end face of the compaction plate (133) and the lower end face of the film pressing frame (11) are positioned in the same plane.
5. The cement product forming mold according to claim 1, wherein: drive branch chain (14) are including evenly installing riser (141) in press mold frame (11) upper end, install drive shaft (142) through the bearing between riser (141), evenly be provided with drive cam (143) on drive shaft (142), the outer wall of drive cam (143) supports and leans on the actuating lever, the cover is equipped with worm wheel (144) on the rear end outer wall of drive shaft (142), the meshing has worm (145) on worm wheel (144), the one end of worm (145) is passed through the coupling and is linked to each other with motor (146), motor (146) are installed on press mold frame (11), the other end of worm (145) is installed on extension board (147) through the bearing, extension board (147) are fixed on press mold frame (11).
6. The cement product forming mold according to claim 1, wherein: check keep off branched chain (22) and keep off the groove including setting up the check on bearing frame (21), the left and right sides that check kept off the inslot wall is provided with check through the round pin axle symmetry and keeps off frame (221), and check keep off and be provided with check between frame (221) and the inner wall that the groove and keep off spring (222), and the middle part that the groove was kept off to the check is provided with hexagonal piece (223), and it has check dog (224) to peg graft on bearing frame (21), and the lower extreme of check dog (224) is provided with the hexagonal hole that six uses of cooperation.
7. The cement product forming mold according to claim 1, wherein: the lower extreme of press mold frame (11) is evenly installed the guide block, and the guide block is the trapezium structure that the width descends from top to bottom.
8. The cement product forming mold according to claim 1, wherein: the discharge hole is of a stepped structure with the diameter decreasing from top to bottom.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911018704.0A CN110640871B (en) | 2019-10-24 | 2019-10-24 | Cement product forming die |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911018704.0A CN110640871B (en) | 2019-10-24 | 2019-10-24 | Cement product forming die |
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| CN110640871A true CN110640871A (en) | 2020-01-03 |
| CN110640871B CN110640871B (en) | 2021-01-05 |
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Cited By (6)
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| CN111761704A (en) * | 2020-07-21 | 2020-10-13 | 四川周兴和实业有限公司 | Sewer cover plate forming and maintaining device |
| CN112192712A (en) * | 2020-10-15 | 2021-01-08 | 深圳市溢佰科技有限公司 | Casting forming method for building material fiber cement pressure plate |
| CN112192711A (en) * | 2020-10-15 | 2021-01-08 | 深圳市溢佰科技有限公司 | Fiber cement pressure plate casting molding equipment |
| CN112720836A (en) * | 2020-12-30 | 2021-04-30 | 张智超 | Precast concrete grid plate manufacturing mold and using method |
| CN113715138A (en) * | 2021-09-14 | 2021-11-30 | 安庆市天兴特种建材有限责任公司 | A pour mould for cement well lid |
| CN117381938A (en) * | 2023-10-30 | 2024-01-12 | 山东冠县美安复合材料有限公司 | Cement prefabricated component pouring device |
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