CN212331360U

CN212331360U - A mould for preparing prefabricated wallboard

Info

Publication number: CN212331360U
Application number: CN202020648202.8U
Authority: CN
Inventors: 钱毅; 郑钱
Original assignee: ZHEJIANG XINCHENG CONSTRUCTION CO LTD
Current assignee: ZHEJIANG XINCHENG CONSTRUCTION CO LTD
Priority date: 2020-04-25
Filing date: 2020-04-25
Publication date: 2021-01-12
Anticipated expiration: 2030-04-25

Abstract

The utility model relates to the technical field of building molds, and discloses a mold for preparing prefabricated wallboards, which comprises a mold side plate, a mold connecting plate group and a mold end plate, wherein two opposite side walls of the mold side plate are respectively provided with a first groove and a first lug; the first lug is inserted into the first groove of the adjacent die side plate, a rack is arranged on the die side plate in a sliding manner along the extending direction of the die side plate, a positioning gear meshed with the rack is rotatably arranged on the die side plate, the rack is positioned on one side, close to the first lug, of the side wall of the die side plate, a clamping sleeve for inserting the rack is arranged on the side wall, close to the first groove, of the die side plate, and the clamping sleeve and the rack are on the same plane; the clamping sleeve is provided with a clamping piece for fixing and releasing the rack; the side plate of the mould is provided with a positioning piece for fixing and releasing the positioning gear. Can finely tune the distance between two adjacent mould curb plates, can be applicable to the manufacturing of the prefabricated wallboard of more sizes.

Description

A mould for preparing prefabricated wallboard

Technical Field

The utility model belongs to the technical field of building mold's technique and specifically relates to a mould for preparing prefabricated wallboard is related to.

Background

With the gradual and violent scientific and technical competition, the country gradually promotes the development of building technology, and the prefabrication technology is gradually started in recent years, so that prefabricated wallboards, prefabricated columns, prefabricated stairs, prefabricated bridges and the like are provided. When the prefabricated member is manufactured, a worker pours concrete into a mold, uniformly vibrates the concrete by using a vibrator, and then maintains the prefabricated member at a certain temperature for a period of time to form the concrete; finally, the mold is removed, thereby obtaining a preform. Thus, the mold makes a necessary tool for preparing the preform.

For example, chinese patent No. CN209682479U discloses an assembly type building mold, which includes a mold side plate, a mold corner plate, and a mold end plate. A first protruding block is integrally arranged on the end face of one end of the die side plate, and a groove is formed in the end face of the other end of the die side plate. The first lug of the former mould curb plate and the recess of the mould curb plate of back can cooperate each other, and is provided with the setting element on the first lug of the mould curb plate of preceding and the recess of the mould curb plate of back. The positioning piece comprises a first positioning bolt and a first positioning hole, and the first positioning bolt is in threaded connection with the side wall of the die side plate and penetrates through the groove. The first positioning hole is located on the first protruding block, and when the first protruding block is inserted into the groove, the first positioning hole is overlapped with a threaded hole formed by a first positioning bolt which is in threaded connection with the side plate of the die. When the first lug of a preceding mould curb plate pegged graft in the recess of a back mould curb plate, then threaded connection is in first locating hole in the screw hole is screwed up to first positioning bolt, fixes first lug then in the recess for a preceding mould curb plate is together fixed with a back mould curb plate. In the above manner, the side plates of the mold are fixed together two by two, thereby forming a whole mold.

In the in-process of actual construction, the prefabricated wallboard size can be different along with the difference of in service behavior, this kind of assembled building mould disclosed in the above-mentioned patent, through the mould curb plate of different quantity, thereby can form the rectangle frame structure of equidimension not, but the length of the rectangle frame structure who forms is the length of mould curb plate or the length of mould curb plate integer times with wide size, and when the manufacturing is not at the length of mould curb plate integer times, unable rethread concatenation not the mould curb plate of quantity comes the concatenation to become the mould that is applicable to prefabricated wallboard, consequently, need provide one kind and can carry out the mould of fine setting to the distance between the two adjacent mould curb plates.

SUMMERY OF THE UTILITY MODEL

Not enough to above-mentioned prior art exists, the utility model aims at then providing a mould for preparing prefabricated wallboard, can finely tune the distance between the double-phase adjacent mould curb plate, can be applicable to the manufacturing of the prefabricated wallboard of more sizes.

The above object of the present invention is achieved by the following technical solutions:

a mold for preparing a prefabricated wallboard comprises a mold side plate, a mold connecting plate group and a mold end plate, wherein two opposite sides of the mold side plate are respectively provided with a first groove and a first convex block; the first convex block is inserted into a first groove of an adjacent mould side plate, a rack is arranged on the mould side plate in a sliding mode along the extending direction of the mould side plate, a positioning gear meshed with the rack is arranged on the mould side plate in a rotating mode, the rack is positioned on one side, close to the first convex block, of the side wall of the mould side plate, a clamping sleeve for inserting the rack is arranged on the side wall, close to the first groove, of the mould side plate, and the clamping sleeve and the rack are on the same plane; the clamping sleeve is provided with a clamping piece for fixing and releasing the rack; and a positioning piece for fixing and releasing the positioning gear is arranged on the die side plate.

Through adopting above-mentioned technical scheme, during the use, with two liang concatenations of a plurality of mould curb plate, in the first recess on the mould curb plate of back is pegged graft to the first lug of preceding mould curb plate, install the not unidimensional requirement of different quantity mould curb plates in order to realize the straightway mould according to the length of prefabricated wallboard. And the two die side plates are vertically connected together at the corners by using a die connecting plate group. When the first bump is inserted into the first groove, the rack on the front mould side plate is inserted into the clamping sleeve on the rear mould side plate, and the positioning piece and the clamping piece are opened. The first lug has a certain length, and after the size is fixed, the positioning gear is fixed through the positioning piece, so that the positioning gear cannot rotate, and the rack stops sliding; the clamping piece is used for fixing the rack, so that two adjacent die side plates are connected through the rack, and finally, the fixing is formed. When the distance between two adjacent die side plates needs to be finely adjusted, the clamping piece is opened, so that the die side plate inserted with the rack in the clamping sleeve can slide relative to the adjacent die side plate; or close joint spare, open the setting element for positioning gear can rotate, thereby can make the rack can slide for positioning gear, thereby can adjust the distance between the mould curb plate that two are adjacent, thereby can be applicable to the manufacturing of the prefabricated wallboard of more sizes.

The utility model discloses further set up to: the locating piece comprises a locating rod fixedly arranged on the die side plate and a connecting gear which is circumferentially fixed and axially slides on the locating rod, the locating rod and the rack are on the same plane, the locating rod is perpendicular to the length direction of the rack, and the connecting gear slides axially along the locating rod to enable the connecting gear to be meshed with and disengaged from the locating gear.

Through adopting above-mentioned technical scheme, when needs open the setting element, staff sliding connection gear for connecting gear and positioning gear throw off, positioning gear can the free rotation, thereby can make the rack can slide, and the rack drives positioning gear and rotates at the in-process that slides. When the locating piece needs to be closed, the staff slidably connects the gears, so that the connecting gears are meshed with the locating gears, the connecting gears are fixed in the circumferential direction and connected in a sliding mode in the axial direction, the connecting gears cannot rotate by taking the locating rods as the circle centers, and when the connecting gears are meshed with the locating gears, the locating gears can be fixed, and the locating gears cannot rotate. The connecting gear is used for fixing and releasing the positioning gear, so that the structure is simple, the positioning is stable, and the operation is convenient.

The utility model discloses further set up to: the joint spare include joint pole and fixed set up in joint tooth piece on the joint pole, the joint pole along its axial slide set up in on the joint cover, the joint pole with the locating lever is parallel to each other, slides the joint pole so that joint tooth piece with rack toothing and throw off.

Through adopting above-mentioned technical scheme, when needs are closed the joint spare, the staff slides the joint pole to drive the joint tooth piece and slide, make joint tooth piece and rack toothing, thereby make the rack can't slide. When needs open joint spare, the staff slip joint pole for joint tooth piece and rack are throw off, thereby make the mould curb plate of pegging graft and have the rack remove for the rack, simple structure, convenient operation, and it is stable to use joint tooth piece and rack location.

The utility model discloses further set up to: the positioning rod is provided with a limiting convex edge parallel to the positioning rod, and the connecting gear is provided with a limiting groove for embedding the limiting convex edge.

Through adopting above-mentioned technical scheme, when needs are fixed with the positioning gear, when positioning gear atress and have the rotation trend, connecting gear and positioning gear meshing this moment, and connecting gear produces the rotation trend, meanwhile, spacing bead is contradicted with the spacing groove, and locating lever and mould curb plate fixed connection, thereby can make connecting gear can not take place to rotate, thereby can make connecting gear fixed, thereby make the positioning gear obtain the location, finally can make the rack fixed, moreover, the steam generator is simple in structure, the location is stable, and can realize that connecting gear can slide on the locating lever and can not take place to rotate.

The utility model discloses further set up to: the clamping spring is sleeved on the clamping rod; one end of the clamping spring is tightly abutted to the clamping tooth block, the other end of the clamping spring is tightly abutted to the inner wall of the clamping sleeve, and the clamping tooth block is engaged with the rack when the clamping tooth block is abutted to the side plate of the die.

Through adopting above-mentioned technical scheme, establish the joint spring through the cover on the joint pole to make the joint tooth piece contradict with the mould curb plate all the time under the elastic force of joint spring, and make the mould in the in-process rack that uses engage with the joint tooth piece all the time, prevent to make joint tooth piece and rack throw off because of vibrations.

The utility model discloses further set up to: the die is characterized in that a dovetail block is arranged on the rack, a dovetail sliding groove for the dovetail block to be matched and spliced is formed in the die side plate along the length direction, and the dovetail block is connected with the dovetail groove in a sliding mode.

Through adopting above-mentioned technical scheme, through setting up dovetail block and forked tail spout, can make the rack slide on the mould curb plate, can avoid rack and mould curb plate to throw off simultaneously again, simple structure, it is convenient to slide.

The utility model discloses further set up to: a protective shell is fixedly arranged on the side plate of the mold, the positioning gear, the rack and the connecting gear are all positioned in the protective shell, a waist-shaped hole communicated with the outside is formed in the protective shell along the length direction of the rack, a pushing rod is fixedly arranged on the rack, one end of the pushing rod is connected with the rack, and the other end of the pushing rod penetrates through the waist-shaped hole and is positioned outside the protective shell; a driving rod is fixedly arranged on the connecting gear, one end of the driving rod is connected with the connecting gear, the other end of the driving rod penetrates through the protective shell, the driving rod is parallel to the positioning rod, and the driving rod is connected with the protective shell in a sliding mode; the end part, close to the first lug, of the protective shell is provided with a through hole for the rack to penetrate out.

Through adopting above-mentioned technical scheme, when needs make connecting gear and positioning gear throw off, staff's pulling actuating lever drives connecting gear and slides along the axial of locating lever, after connecting gear and positioning gear throw off, staff's drive catch bar to can drive the rack and slide along dovetail groove's length direction. Through setting up the protective housing, can prevent that external debris card from obtaining the life-span in the time of can making the mould curb plate and obtaining the extension in the tooth on positioning gear, connecting gear and the rack.

The utility model discloses further set up to: a rubber strip is arranged on the waist-shaped hole; one side of the rubber strip in the width direction is fixedly connected with the upper inner wall of the waist-shaped hole, and the other side of the rubber strip is abutted against the lower inner wall of the waist-shaped hole.

Through adopting above-mentioned technical scheme, through set up the rubber strip on waist type hole, can play and block the possibility that debris entered into to the protective housing from waist type hole to the rubber strip has elasticity, and when needs removed the catch bar, the staff was manual to be turned up the rubber strip, thereby can make the catch bar slide simple structure.

To sum up, the utility model discloses a beneficial technological effect does:

1. the distance between two adjacent die side plates can be finely adjusted by arranging the rack and the positioning gear, so that the prefabricated wall plate manufacturing device is suitable for manufacturing prefabricated wall plates with more sizes;

2. the clamping spring is sleeved on the clamping rod, so that the clamping tooth block is always abutted against the side plate of the die under the elastic acting force of the clamping spring, and the rack is always meshed with the clamping tooth block in the using process of the die, so that the clamping tooth block is prevented from being separated from the rack due to vibration;

3. through setting up the protective housing, can prevent that external debris card from obtaining the life-span in the time of can making the mould curb plate and obtaining the extension in the tooth on positioning gear, connecting gear and the rack.

Drawings

Fig. 1 is a schematic structural view of a mold for manufacturing a prefabricated wall panel according to the present invention;

FIG. 2 is an enlarged partial view of portion A of FIG. 1, illustrating the structure of the connecting plate group of the mold;

FIG. 3 is a schematic structural view of a mold side plate with the protective shell removed, for illustrating the structure of the positioning member;

FIG. 4 is an exploded view of the first corner panel and the mold side panel showing the second projection;

FIG. 5 is a schematic illustration of the construction of the second corner panel showing the construction of the second corner panel.

Reference numerals: 1. a mold side plate; 2. a rack; 3. a mold end plate; 4. a first bump; 5. a first groove; 6. a connecting member; 61. a connecting rod; 62. connecting the tooth blocks; 7. a mold connecting plate group; 71. a first gusset; 72. a second gusset; 8. a positioning member; 81. positioning a rod; 82. a connecting gear; 9. a clamping piece; 91. a clamping and connecting rod; 92. clamping a tooth block; 11. positioning a gear; 12. a limiting convex rib; 14. a clamping sleeve; 15. clamping a spring; 16. a protective shell; 17. a drive rod; 18. a kidney-shaped hole; 19. a push rod; 20. a rubber strip; 21. a second bump; 22. a square socket; 23. a third bump; 24. a second groove; 25. connecting sleeves; 26. a dovetail chute; 27. a spring is connected.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

Referring to fig. 1 and 2, the utility model discloses a mould for preparing prefabricated wallboard, including mould curb plate 1, mould connection plate group 7 and mould end plate 3. The shape of the die side plate 1 is a cuboid, and the lower end surface enclosed by the two long and wide edges of the die side plate 1 is connected with the die end plate 3. The side plate 1 of the mould has three directions of length, width and height.

Referring to fig. 3, a first protruding block 4 is integrally arranged on one end face surrounded by the height and the width of the mold side plate 1, and a first groove 5 is formed in the end face at the other end along the length direction of the mold side plate 1. The first projection 4 of the former mould side plate 1 is inserted into the first groove 5 of the latter mould side plate 1.

Referring to fig. 3 and 4, a dovetail sliding groove 26 is formed in one side of the side wall of the mold side plate 1, which is surrounded by the length and height of the side wall and is close to the first bump 4, along the length direction of the mold side plate 1, and one end of the dovetail sliding groove 26, which is close to the first bump 4, is an open end. The die side plate 1 is provided with a rack 2, teeth of the rack 2 face the die end plate 3, and the length direction of the rack 2 is consistent with that of the die side plate 1. The fixed dovetail block that is provided with on the lateral wall of rack 2, the dovetail block inserts from the open end of dovetail chute 26 to the dovetail block slides and sets up in dovetail chute 26. The die side plate 1 is rotatably connected with a positioning gear 11 through a pin shaft, and the positioning gear 11 is meshed with the rack 2.

Referring to fig. 3, the mold side plate 1 is provided with a positioning member 8, and the positioning member 8 includes a positioning rod 81 and a connecting gear 82. One end of the positioning rod 81 is fixedly connected with the die side plate 1, and the axial direction of the positioning rod 81 is consistent with the width direction of the die side plate 1. The positioning rod 81 is inserted in the axis of the connecting gear 82, and the connecting gear 82 is connected with the positioning rod 81 in a sliding manner; the peripheral side wall of the positioning rod 81 is fixedly provided with a limiting convex edge 12, the connecting gear 82 is provided with a limiting groove matched with the limiting convex edge 12, the limiting convex edge 12 is inserted in the limiting groove, and the limiting convex edge 12 is connected with the limiting groove in a sliding mode so that the connecting gear 82 is fixed with the positioning rod 81 in the peripheral direction and is connected with the positioning rod 81 in an axial sliding mode.

Referring to fig. 3, a clamping sleeve 14 for inserting the rack 2 is fixedly arranged on one side of the die side plate 1 away from the open end of the dovetail chute 26 in the length direction, the clamping sleeve 14 is a U-shaped sleeve with an open side, the open side of the clamping sleeve 14 is connected with the die side plate 1, and the clamping sleeve 14 and the rack 2 are located on the same plane of the die side plate 1. A clamping piece 9 for fixing the rack 2 in the clamping sleeve 14 is arranged in the clamping sleeve 14, and the clamping piece 9 comprises a clamping rod 91 and a clamping tooth block 92. The section of the click rod 91 is a positive direction, and the shape of the click rod 91 is a quadrangular prism. The clamping rod 91 and the positioning rod 81 are parallel to each other, and one end of the clamping rod penetrates through the clamping sleeve 14 and is located in the clamping sleeve 14. The side wall of the clamping tooth block 92 is fixedly connected with the end part of the clamping rod 91 positioned in the clamping sleeve 14, and the side wall of the clamping tooth block 92 far away from the clamping rod 91 is abutted against the side wall of the die side plate 1; the click tooth block 92 is engaged with the rack 2. The clamping spring 15 is sleeved on the clamping rod 91; one end of the clamping spring 15 abuts against the clamping tooth block 92, the other end abuts against the inner wall of the clamping sleeve 14, and the clamping spring 15 is always in a compressed state. The staff pulls joint pole 91 through overcoming joint spring 15's elasticity to make joint tooth piece 92 break away from with rack 2, joint tooth piece 92 and mould curb plate 1 production clearance this moment.

Referring to fig. 2 and 4, a protective shell 16 is fixedly arranged on the mold side plate 1, and the positioning gear 11, the rack 2 and the connecting gear 82 are all located in the protective shell 16. A through hole for the rack 2 to penetrate out is formed in the end wall of the protective shell 16 close to the first bump 4, and a part of the rack 2 penetrates out from the through hole of the protective shell 16. The connecting gear 82 is provided with a driving rod 17, one end of the driving rod 17 is fixedly connected with the side wall of the connecting gear 82 far away from the mold side plate 1, and the other end of the driving rod 17 penetrates through the protective shell 16 and is positioned outside the protective shell 16. The driving rod 17 is slidably connected with the protective shell 16, and the driving rod 17 and the positioning rod 81 are parallel to each other. A waist-shaped hole 18 is formed in the protective shell 16 along the length direction of the rack 2, a push rod 19 is arranged on the rack 2, one end of the push rod 19 is fixedly connected with the side wall, away from the die side plate 1, of the rack 2, and the other end of the push rod passes through the waist-shaped hole 18 and is located outside the protective shell 16; the pusher rod 19 and the driving rod 17 are parallel to each other. A rubber strip 20 is arranged in the waist-shaped hole 18, and the rubber strip 20 is made of deformable rubber. One side edge of the rubber strip 20 in the thickness direction is fixedly connected with the upper inner wall of the kidney-shaped hole 18, and the other side edge of the rubber strip is abutted against the lower inner wall of the kidney-shaped hole 18; and a space for placing the push rod 19 is formed between the two ends of the rubber strip 20 in the length direction and the end heads of the two ends of the waist-shaped hole 18 respectively.

Referring to fig. 2 and 4, the mold web set 7 includes a first gusset 71 and a second gusset 72. A second lug 21 is integrally arranged on the end face of one end of the first angle plate 71, and a square socket 22 is arranged at the other end of the first angle plate; the opening direction of the square socket 22 is perpendicular to the length direction of the second projection 21. The side wall of the first angle plate 71 adjacent to the second protrusion 21 has the same arrangement as the side plate 1, and will not be described again.

Referring to fig. 5, the second corner plate 72 has a rectangular parallelepiped shape, and the face surrounded by the length and width of the second corner plate 72 is connected to the mold end plate 3. The second corner panel 72 has three directions of length, width and height. One end face enclosed by the length and the width of the first angle plate 71 is integrally provided with a third convex block 23, and the end face at the other end is provided with a second groove 24 along the length direction of the second angle plate 72. The third projection 23 is inserted into the square receptacle 22 of the first corner plate 71 and the first projection 4 of the mould side plate 1 adjacent to the second corner plate 72 is inserted into the second recess 24. The side wall of the second angle plate 72 far away from the third bump 23 is provided with a connecting sleeve 25, the connecting sleeve 25 is a U-shaped sleeve with an opening on one side, and the opening side of the connecting sleeve 25 is fixedly connected with the end surface enclosed by the length and height of the second angle plate 72.

Referring to fig. 5, a connecting member 6 for fixing the rack 2 in the connecting sleeve 25 is provided in the connecting sleeve 25, and the connecting member 6 includes a connecting rod 61 and a connecting tooth block 62. The cross section of the connecting rod 61 is square, and the outer shape of the connecting rod 61 is a quadrangular prism. The connecting rod 61 is perpendicular to the positioning rod 81 of the mold side plate 1 connected to the second gusset 72, and one end of the connecting rod 61 passes through the connecting sleeve 25 and is positioned in the connecting sleeve 25. The side wall of the connecting tooth block 62 is fixedly connected with the end of the connecting rod 61 located in the connecting sleeve 25, and the side wall of the connecting tooth block 62 away from the connecting rod 61 is abutted against the second angle plate 72. The connecting rod 61 is sleeved with a connecting spring 27; one end of the connecting spring 27 is tightly pressed against the connecting tooth block 62, the other end is tightly pressed against the inner wall of the connecting sleeve 25, and the connecting spring 27 is always in a compressed state.

During the use, first lug 4 on the mould curb plate 1 is pegged graft in the second recess 24 of second scute 72, and the staff overcomes the elasticity of connecting spring 27, pulling connecting rod 61, then make the rack 2 on the mould curb plate 1 peg graft in adapter sleeve 25, when making the terminal surface that mould curb plate 1 contains first lug 4 contradict with the end wall that second scute 72 offered second recess 24, the staff loosens connecting rod 61, connect the lateral wall motion that tooth piece 62 was close to second scute 72 towards under the effect of connecting spring 27, drive and connect tooth piece 62 and contradict on the lateral wall of second scute 72, connect tooth piece 62 and rack 2 and mesh this moment, thereby be connected mould lateral wall and second scute 72.

The third protrusion 23 of the second angle plate 72 is then inserted into the square socket 22 of the first angle plate 71, and the third protrusion 23 is fixed in the square socket 22 using a bolt to prevent the third protrusion 23 from being disengaged from the square socket 22 of the first angle plate 71.

The side of the first corner plate 71 containing the second protrusion 21 is then attached to the mold side plate 1. The worker pulls the clamping rod 91 against the elastic force of the clamping spring 15, so that the clamping tooth block 92 is separated from the die side plate 1. Then the worker pulls the driving rod 17 on the first angle plate 71, so that the connecting gear 82 on the first angle plate 71 is disengaged from the rack 2, then the worker drives the pushing rod 19 to drive the rack 2 to be inserted into the clamping sleeve 14 on the mold side plate 1, and then the worker releases the clamping rod 91, so that the clamping tooth block 92 is abutted against the mold side plate 1. The worker then pushes the driving lever 17 so that the connecting gear 82 abuts against the first corner plate 71 to fix the rack 2 of the first corner plate 71, and the end of the first corner plate 71 remote from the second corner plate 72 is connected to the mold side plate 1.

Through the installation mode, two mutually perpendicular mould curb plate 1 link to each other through mould connection plate group 7.

The implementation principle is as follows:

when the connecting plate group 7 is used, a worker firstly installs the connecting plate group 7 on the end plate 3 of the mold. Then two mutually perpendicular mould side plates 1 are connected by a mould connecting plate group 7. When two adjacent mold side plates 1 are installed, a worker overcomes the elastic force of the clamping spring 15 to pull the clamping rod 91 on the next mold side plate 1, so that the clamping tooth block 92 is separated from the mold side plate 1.

Then the staff pulls the actuating lever 17 on the preceding mould curb plate 1 for connecting gear 82 on the preceding mould curb plate 1 breaks away from rack 2, and then the staff drives catch bar 19, drives rack 2 and inserts in the joint cover 14 on the next mould curb plate 1, then the staff releases joint pole 91, makes joint tooth piece 92 support tightly on the next mould curb plate 1. Then the staff promotes a preceding mould curb plate 1 actuating lever 17 for connecting gear 82 contradicts in the front on a mould curb plate 1, thereby with the rack 2 on a preceding mould curb plate 1 respectively in a preceding mould curb plate 1 and a back mould curb plate 1 fixed, analogize with this, according to the quantity of the prefabricated wall plate size selection mould curb plate 1 that will make. When the distance between two adjacent mould curb plates 1 need finely tune, the distance that the rack 2 on the preceding mould curb plate 1 slided towards joint sleeve 14 on the mould curb plate 1 of back is controlled to the staff to can control the distance between the adjacent mould curb plate 1.

After mould curb plate 1 and mould link plate group 7 all installed on mould end plate 3, towards building concrete in the space of mould curb plate 1 and mould link plate group 7 besieged city, treat that the concrete solidifies completely the back, dismantle mould curb plate 1 and mould link plate group 7 according to the mode of installation again in reverse to prepare out prefabricated wallboard.

It is above only the utility model discloses a preferred embodiment, the utility model discloses a scope of protection does not only confine above-mentioned embodiment, the all belongs to the utility model discloses a technical scheme under the thinking all belongs to the utility model discloses a scope of protection. It should be noted that, for those skilled in the art, various modifications and decorations can be made without departing from the principle of the present invention, and these modifications and decorations should also be regarded as the protection scope of the present invention.

Claims

1. A mould for preparing a prefabricated wallboard comprises a mould side plate (1), a mould connecting plate group (7) and a mould end plate (3), wherein a first groove (5) and a first lug (4) are respectively arranged on two opposite sides of the mould side plate (1); first lug (4) are pegged graft in first recess (5) of adjacent mould curb plate (1), its characterized in that: a rack (2) is arranged on the die side plate (1) in a sliding manner along the extension direction of the die side plate, a positioning gear (11) meshed with the rack (2) is arranged on the die side plate (1) in a rotating manner, the rack (2) is positioned on one side, close to the first bump (4), of the side wall of the die side plate (1), a clamping sleeve (14) for the rack (2) to be inserted is arranged on the side wall of the die side plate (1), close to the first groove (5), and the clamping sleeve (14) and the rack (2) are positioned on the same plane; the clamping sleeve (14) is provided with a clamping piece (9) for fixing and releasing the rack (2); and a positioning piece (8) used for fixing and releasing the positioning gear (11) is arranged on the die side plate (1).

2. A mould for the preparation of prefabricated wall panels according to claim 1, wherein: the positioning piece (8) comprises a positioning rod (81) fixedly arranged on the die side plate (1) and a connecting gear (82) which is circumferentially fixed and axially slides on the positioning rod (81), the positioning rod (81) and the rack (2) are arranged on the same plane, the positioning rod (81) is perpendicular to the length direction of the rack (2), and the connecting gear (82) slides axially along the positioning rod (81) so that the connecting gear (82) is meshed with and separated from the positioning gear (11).

3. A mould for the preparation of prefabricated wall panels according to claim 2, wherein: joint spare (9) including joint pole (91) and fixed set up in joint tooth piece (92) on joint pole (91), joint pole (91) along its axial slide set up in on joint sleeve (14), joint pole (91) with locating lever (81) are parallel to each other, slide joint pole (91) so that joint tooth piece (92) with rack (2) meshing and throw off.

4. A mould for the preparation of prefabricated wall panels according to claim 2, wherein: the positioning rod (81) is provided with a limiting convex rib (12) parallel to the positioning rod (81), and the connecting gear (82) is provided with a limiting groove for embedding the limiting convex rib (12).

5. A mould for the preparation of prefabricated wall panels according to claim 3, wherein: the clamping spring (15) is sleeved on the clamping rod (91); one end of the clamping spring (15) is tightly abutted to the clamping tooth block (92), the other end of the clamping spring is tightly abutted to the inner wall of the clamping sleeve (14), and the clamping tooth block (92) is engaged with the rack (2) when the clamping tooth block (92) is abutted to the die side plate (1).

6. A mould for the preparation of prefabricated wall panels according to claim 1, wherein: the die is characterized in that a dovetail block is arranged on the rack (2), a dovetail sliding groove (26) for matching and inserting the dovetail block is formed in the die side plate (1) along the length direction, and the dovetail block is connected with the dovetail sliding groove (26) in a sliding mode.

7. A mould for the preparation of prefabricated wall panels according to claim 2, wherein: a protective shell (16) is fixedly arranged on the die side plate (1), the positioning gear (11), the rack (2) and the connecting gear (82) are all located in the protective shell (16), a waist-shaped hole (18) communicated with the outside is formed in the protective shell (16) along the length direction of the rack (2), and a push rod (19) is fixedly arranged on the rack (2); one end of the push rod (19) is connected with the rack (2), and the other end of the push rod penetrates through the waist-shaped hole (18) and is positioned outside the protective shell (16); a driving rod (17) is fixedly arranged on the connecting gear (82); one end of the driving rod (17) is connected with the connecting gear (82), the other end of the driving rod penetrates through the protective shell (16), the driving rod (17) is parallel to the positioning rod (81), and the driving rod (17) is connected with the protective shell (16) in a sliding mode; the end part, close to the first bump (4), of the protective shell (16) is provided with a through hole for the rack (2) to penetrate through.

8. A mould for the preparation of prefabricated wall panels according to claim 7, wherein: a rubber strip (20) is arranged on the waist-shaped hole (18); one side of the rubber strip (20) in the width direction is fixedly connected with the upper inner wall of the waist-shaped hole (18), and the other side of the rubber strip is abutted against the lower inner wall of the waist-shaped hole (18).