CN209851203U - Size-adjustable aerated building block mold - Google Patents

Abstract

The utility model relates to an adjustable size's aerated building block mould, including the mould main part, the mould main part is including supporting curb plate and separation portion, and the mould main part divide into the first mould and the second mould that can peg graft the combination each other along length direction, still includes a plurality of extensions of pegging graft the combination each other with first mould and second mould, the inside wall of extension with the inside wall parallel and level of mould main part is provided with the telescopic coupling mechanism of connecting first mould, second mould between first mould and the second mould. Can reduce the mould of purchasing not unidimensional through this mould, reduce the equipment cost of enterprise to assemble into the mould of not unidimensional through the mode of stack extension piece, cooperate different cutting machines to use, produce the aerated building block of multiple size. And the blank is cut once while demoulding is realized, so that only one-time cutting is needed in the subsequent processing procedure, the processing procedure and the time cost are reduced, and the production efficiency is improved.

Description

Size-adjustable aerated building block mold

Technical Field

The utility model belongs to the technical field of the technique of aerated building block production facility and specifically relates to an aerated building block mould of adjustable size is related to.

Background

The aerated building block is a light porous silicate product prepared by using siliceous materials and calcareous materials (lime and cement) as main raw materials, adding a foaming agent and carrying out the processes of proportioning, stirring, pouring, pre-curing, cutting, autoclaving, curing and the like, and is named as the aerated building block because the aerated building block contains a large amount of uniform and fine air holes after gas generation.

In the existing full-automatic aerated building block production factory, a mould poured by aerated building blocks is generally a rectangular box body with an opening at the upper end, wherein the side face with a larger area of the mould can be separated from the mould, and the symmetrical side face with a smaller area of the mould is provided with a hanging opening; the mold is usually turned over to the detachable side face down by a boom connecting the hanging opening, then the mold is disconnected from the detachable side face, and then the mold is moved in the vertical direction to realize demolding.

The existing aerated building block mold has multiple sizes, and comprises molds with multiple specifications such as 1.4 meters and 1.6 meters, and the brickyard can use the molds and the cutting machines with different lengths according to the requirements of different customers, so that the brickyard generally needs to purchase mold cars with multiple sizes for standby, has higher cost and easy vacant placement, needs a target mold capable of adjusting the size and the length, and has an improved space.

SUMMERY OF THE UTILITY MODEL

Not enough to prior art exists, the utility model aims to provide an aerated building block mould of adjustable size has the function of adjustable mould length for match the specification of customer's demand and cutting machine, produce the aerated building block of different specifications.

In order to achieve the above purpose, the utility model provides a following technical scheme:

the utility model provides an aerated building block mould of adjustable size, includes the mould main part, the mould main part is including supporting curb plate and separation portion, the mould main part divide into first mould and the second mould that can peg graft the combination each other along length direction, still include a plurality of with the extension piece of the combination of pegging graft each other of first mould and second mould, the inside wall of extension piece with the inside wall parallel and level of mould main part, be provided with the telescopic coupling mechanism who connects first mould, second mould between first mould and the second mould.

Through the arrangement, the mould main body comprises the supporting side plate and the separating part, the supporting side plate is one of two side plates with the largest area of the mould main body, the mould main body is firstly turned over to the supporting side plate through the hanging bracket when being demoulded, the separating part is arranged at the upper part, then the separating part is vertically lifted through the hanging bracket, and the separating part is separated from the supporting side plate. Divide into the first mould and the second mould that can peg graft the combination each other with the mould main part along length direction to be provided with a plurality of elongations that can peg graft the combination each other with first mould and second mould, first mould, second mould and elongation all correspond and support curb plate and separation portion. The inside wall of extension and the inside wall parallel and level of mould main part, under the not enough condition of length after first mould and second mould combination, can splice different specifications or the extension of different quantity as required, improve the length of mould main part through the extension to can produce the aerated building block of specific size, be provided with the telescopic coupling mechanism who is used for connecting first mould and second mould between first mould and the second mould, through coupling mechanism with first mould, the second mould and the extension of setting between first mould and second mould press from both sides tightly and connect, accomplish assembling of this mould. Can reduce the mould of purchasing not unidimensional through this mould, reduce the equipment cost of enterprise to assemble into the mould of not unidimensional through the mode of stack extension piece, cooperate different cutting machines to use, produce the aerated building block of multiple size.

The utility model discloses further set up, first mould, second mould and extension piece all are fixed with the limiting plate in corresponding the position, the limiting plate can be dismantled and be connected with a plurality of bracing pieces, the bracing piece extends to support the curb plate top, the bracing piece is fixed with the line of cut, the bottom of mould main part is link up there are a plurality of confessions the through-hole that the line of cut passed, the equidistant setting of through-hole, the line of cut with support the curb plate and be close to the lateral wall butt of separation portion, the line of cut with support the part of curb plate butt with the bottom plate of mould main part is perpendicular.

Through the aforesaid setting, at first mould, the corresponding position of height such as second mould and extension piece all is provided with the limiting plate, at first mould, mutual butt between the limiting plate when second mould and extension piece are pegged graft and are made up, can dismantle on the limiting plate and be connected with a plurality of bracing pieces, the bracing piece is used for fixed cutting line, through be provided with a plurality of lines of cut in the mould main part, line of cut and support curb plate inner wall butt, when the drawing of patterns, the line of cut follows the separation portion and rises, thereby carry out from last cutting to the stock in the mould main part, realized cutting once to the stock when the drawing of patterns, thereby only need in subsequent manufacturing procedure carry on once cut can, manufacturing procedure and time cost have been reduced, and the production efficiency is improved. The supporting rod is detachably connected with the limiting plate, so that the position of the supporting rod on the limiting plate can be adjusted, and the function of adjusting the distance between the cutting lines is realized; the bottom plate of the die body is communicated with a plurality of through holes for the cutting lines to pass through, and the through holes are arranged at equal intervals, so that the intervals between the cutting lines are adjusted in a gradient mode, different through holes can be selected as required to achieve the function of adjusting the intervals between the cutting lines, the supporting rods are adjusted to the positions matched with the through holes, the adjacent cutting lines are kept parallel, and cutting is completed. Extend the bracing piece to supporting the curb plate top, the line of cut passes through the bracing piece to support to supporting the curb plate top, realizes the function with line of cut and support curb plate inner wall butt to make the line of cut the stock completely, reduce the condition that local adhesion appears in the position that the stock is close to supporting the curb plate. The part of the cutting line abutted against the supporting side plate is arranged to be perpendicular to the bottom plate of the die main body, namely, the part of the cutting line abutted against the supporting side plate is parallel to the side plate with the smaller area of the die main body, so that the cutting line is shorter in length and convenient to demold, the cutting with the longer length is carried out in the subsequent cutting process, and the damage to the blank in the demolding process is reduced as much as possible.

The utility model discloses further set up, the limiting plate is link up along length direction has logical groove, it is provided with a plurality of with to lead to the equidistant circular arc breach that is provided with of lateral wall that the groove is close to the support curb plate the through-hole corresponds, the bracing piece is provided with the mounting, the mounting is in it slides to lead to the inslot, the mounting with the circular arc breach is fixed.

Through the setting, the limiting plate link up along length direction and is provided with logical groove, and the lateral wall that leads to the groove and be close to the support curb plate is provided with a plurality of circular arc breachs that correspond with the through-hole position, and the bracing piece passes through the mounting and is fixed with the circular arc breach to when the interval between the line of cut is adjusted to needs, can slide the mounting in the spout, slide to the circular arc breach who corresponds and fix again, the person of facilitating the use operation and regulation. Because at the in-process of line of cut cutting, the spout is close to one side load that supports the curb plate, so open the circular arc breach on the spout lateral wall that is close to the support lateral wall, reduce the probability that the mounting breaks away from with the circular arc breach at the in-process of load, improved adjusting device's practicality.

The utility model discloses further set up, be provided with the torsional spring on the bracing piece, the line of cut with the torsional spring is fixed.

Through the setting, be provided with the torsional spring on the bracing piece to it is fixed with the torsional spring to cut the line, because will keep the certain flexibility of line of cut at the in-process of cutting, otherwise the line of cut is broken by the stretch-breaking in cutting process easily, and is fixed through the one end with line of cut and torsional spring, certain buffer function is realized to the torsional spring in cutting process, has reduced the probability that the line of cut was broken by the stretch-breaking, has improved the practicality of this production mould.

The utility model discloses further set up, the floor protrusion of mould main part has the sand grip, support the curb plate open have with sand grip complex recess, the through-hole link up the sand grip, the sand grip with the confession has all been opened to the recess the spacing groove that the line of cut passed.

Through the setting, there is the sand grip towards supporting the curb plate protrusion at the bottom plate of mould main part, it has a plurality ofly and lug complex recess to open at the support curb plate corresponding position, and set up the position of through-hole on the sand grip, because the line of cut passes the through-hole, when sand grip and recess grafting cooperation, the part of line of cut also follows the sand grip and injects in the recess, the cushioning effect of cooperation torsional spring, the realization compresses tightly the line of cut function on the inside wall of supporting the curb plate, thereby reduce the line of cut and cut the circumstances that the back stock exists local adhesion. The position of the protruding strip and the abutting position of the groove is provided with the limiting groove for the cutting line to pass through, so that the abrasion to the cutting line is reduced, the service life of the cutting line is prolonged, the cutting line is limited, and the cutting precision is improved.

The utility model discloses further set up, the tip of bracing piece is opened has rightly the line of cut plays limiting displacement's spacing breach.

Through the setting, the end part of the supporting rod is provided with the limiting notch, the cutting line is placed in the limiting notch, the size error caused by the fact that the cutting line shakes left and right in the cutting process can be reduced, and the possibility that the cutting line is separated from the supporting rod is reduced.

The utility model discloses further set up, the end fixing of torsional spring has the clamping piece, the clamping piece presss from both sides tightly the line of cut.

Through the setting, be fixed with the clamping piece at the torsional spring end, the clamping piece includes two clamping pieces to and with the tight bolt of two clamping pieces clamp, can dismantle through two clamping pieces and press from both sides tight line of cut, can change the cutting line when the line of cut damages, compare line of cut and torsional spring welding etc. non-detachable relation of connection, improved the efficiency of changing, have high practicality in process of production.

The utility model discloses further set up, the line of cut passes behind the through-hole through compress tightly the piece with the bottom plate of mould main part is fixed.

Through the arrangement, the cutting line is fixed with the bottom plate of the die main body through the pressing piece after passing through the through hole, the pressing piece is a bolt for clamping the cutting line and the bottom plate, the cutting line is detachably connected with the bottom plate through the bolt, the cutting line can be conveniently replaced when the cutting line is damaged, and the replacement efficiency is improved.

The utility model is further provided with a positioning strip protruding from the side wall of the first mould facing the second mould, and a positioning groove matched with the positioning strip is arranged on the side wall of the second mould facing the first mould; the side walls of the extending piece facing the first die and the second die are respectively provided with corresponding positioning grooves and positioning strips.

Through the arrangement, the connection is realized through the insertion and connection matching of the positioning strip and the positioning groove between the first mold and the second mold, certain waterproof effect is achieved on the gap between the first mold and the second mold while the limiting is carried out through the arrangement of the positioning strip and the positioning groove, and the relative displacement is not generated between the first mold and the second mold when the connecting mechanism clamps the first mold and the second mold. The extension piece both sides are provided with constant head tank and the location strip with first mould and second mould complex equally to make the extension piece can be simultaneously with first mould and second mould cooperation of pegging graft, and also probably carry out the cooperation of pegging graft through location strip and constant head tank between the extension piece.

The utility model discloses further set up, coupling mechanism includes first clamping piece and the second clamping piece fixed with first mould and second mould respectively, the second clamping piece rotates towards first clamping piece and is connected with the screw rod, first clamping piece correspond the position be provided with screw rod screw-thread fit's screw hole.

Through the arrangement, the first clamping piece is fixed on the first die, the second clamping piece is fixed on the second die, the second clamping piece is connected with the screw rod towards the first clamping piece in a rotating mode, the first clamping piece is provided with a threaded hole matched with the screw rod at the pointed position of the screw rod, the screw rod has a certain length, the depth of the threaded hole is matched with the screw rod, therefore, a plurality of extension pieces can be overlapped between the first die and the second die, the screw rod is connected with the threaded hole in a threaded mode, the distance between the first clamping piece and the second clamping piece is adjustable, meanwhile, the connection effect is achieved, and the requirement for changing the length size of the die main body is met.

To sum up, the utility model discloses following beneficial effect has:

1. the mould main body is divided into a first mould and a second mould which are mutually inserted and matched along the length direction, a plurality of extending pieces which are mutually inserted and matched with the first mould and the second mould are arranged, the extending pieces are overlapped and arranged between the first mould and the second mould, the first mould, the second mould and the extending pieces between the first mould and the second mould are clamped and connected through a telescopic connecting mechanism, the length size of the mould main body is adjusted, the mould can produce air-entrapping building block blanks with various length sizes, different customer requirements are met, cutting machines with various models are matched, and the equipment cost of enterprises for purchasing moulds with various models is reduced;

2. the mould main body is divided into the supporting side plate and the separating part, and a plurality of cutting lines which are abutted against the inner side wall of the supporting side plate are arranged in the mould main body, so that the mould main body is rotated to the position below the supporting side plate when demoulding is carried out, and then the cutting lines move along with the separating part in the process of lifting the separating part upwards to separate the separating part from the supporting side plate, so that the blank in the mould main body is cut, the subsequent processing flow of the aerated building block is reduced, and the production efficiency is improved;

3. through being provided with the limiting plate fixed with the separation portion, the limiting plate is opened along length direction has logical groove, it has a plurality of circular arc breachs to lead to one side equidistance that the groove is close to the support curb plate to open, the limiting plate can be dismantled and be connected with a plurality ofly and the fixed bracing piece of circular arc breach, the bracing piece is used for the fixed line of cut, the bottom plate of mould main part still corresponds circular arc breach equidistance and opens the through-hole that has a plurality of confession line of cut to pass, thereby can be fixed with the circular arc breach of difference through adjusting the bracing piece, make the line of cut pass the through-hole that corresponds, realize the gradient.

Drawings

FIG. 1 is a schematic structural diagram of the present embodiment;

FIG. 2 is a schematic structural view of another angle in the present embodiment;

FIG. 3 is a greatly enlarged view taken at A in FIG. 2;

FIG. 4 is an enlarged view at B in FIG. 2;

FIG. 5 is a bottom view of the structure with the support side plate and the separating portion separated;

FIG. 6 is an enlarged view at C of FIG. 5;

fig. 7 is an exploded view of the structure of the mold body of the present embodiment;

fig. 8 is an enlarged view at D in fig. 7.

Reference numerals: 1. a mold body; 11. supporting the side plates; 111. a groove; 112. a first limit groove; 12. a separation section; 121. a convex strip; 122. a second limit groove; 123. a through hole; 13. a first mold; 131. a first clamping member; 14. a second mold; 141. a second clamping member; 142. a screw; 15. an elongate member; 2. cutting a line; 3. a limiting plate; 31. a through groove; 32. a circular arc notch; 4. a support bar; 41. a bolt; 42. a torsion spring; 43. a clamping piece; 5. a compression screw; 6. a stud; 71. a positioning bar; 72. and (6) positioning a groove.

Detailed Description

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

As shown in fig. 1-2, the utility model discloses an aerated building block mould of adjustable size, mould main part 1 are the quasi-rectangle, and mould main part 1 wherein is connected for dismantling between the great side of area and the mould main part 1, is about to divide into mould main part 1 and supports curb plate 11 and separation part 12, supports through stud connection between curb plate 11 and the separation part 12, and the stud link up behind the separation part 12 with support curb plate 11 threaded connection. When the mold body 1 is demolded during operation, the mold body 1 rotates by 90 degrees until the supporting side plate 11 is positioned below the separating part 12, the incompletely solidified aerated building blocks are supported by the supporting side plate 11, then the separating part 12 is lifted upwards, so that the incompletely solidified aerated building blocks are separated from the separating part 12 and are placed on the supporting side plate 11.

As shown in fig. 3 to 4, a limiting plate 3 parallel to the bottom plate and the supporting side plate 11 of the mold body 1 is fixed in the separating portion 12, a through groove 31 vertically penetrates downwards along the length direction of the limiting plate 3, and a plurality of arc notches 32 are equidistantly formed in the side edge of the through groove 31 close to the supporting side plate 11. The limiting plate 3 is connected with a plurality of supporting rods 4, the upper end face of each supporting rod 4 is fixed with a bolt 41, a stud of each bolt 41 is matched with the arc notch 32, each bolt 41 can slide in the through groove 31, and the supporting rods 4 and the limiting plates 3 are fixed by abutting against the arc notches 32 through the bolts 41 and clamping the limiting plates 3.

The supporting rod 4 is perpendicular to the supporting side plate 11, a torsion spring 42 is further fixed on a bolt 41 of the supporting rod 4, the torsion spring 42 is located below the nut, a clamping piece is arranged at one end, extending out of the torsion spring 42, the clamping piece comprises two clamping pieces 43, one of the clamping pieces 43 is fixed to the end portion of the torsion spring 42, and the two clamping pieces 43 are clamped through screws and the like. The clamping piece clamps a cutting line 2, and the cutting line 2 is made of a material with certain toughness, such as a steel wire.

Bracing piece 4 extends to supporting 11 tops of curb plate, and the tip that bracing piece 4 is located supporting 11 tops of curb plate is opened there is spacing breach, and spacing breach and the diameter cooperation of line of cut 2, line of cut 2 extend along 4 length direction of bracing piece to turn to downwards after with spacing breach joint, the length of bracing piece 4 satisfies 2 and the lateral wall butt of supporting curb plate 11 orientation separation portion 12 of line of cut.

As shown in fig. 5 to 6, a convex strip 121 protrudes from the bottom plate of the mold body 1 toward the support side plate 11, a plurality of through holes 123 penetrating through the bottom plate are formed in the convex strip 121, the through holes 123 correspond to the arc notches 32, the diameter of the through holes 123 is matched with the diameter of the cutting line 2, and the cutting line 2 is turned downward from the support rod 4 and then passes through the through holes 123. The lower end face of the bottom plate is provided with a pressing piece beside the through hole 123, the pressing piece is a pressing screw 5 in threaded connection with the bottom plate, and the cutting line 2 is pressed on the lower end face of the bottom plate through the pressing screw 5, so that the cutting line 2 is fixed.

The side wall of the supporting side plate 11 facing the separating part 12 is provided with a plurality of grooves 111 which are matched with the convex strips 121 in an inserted manner, the lower end face of each groove 111 is through, and the lower end face of the supporting side plate 11 is flush with the lower end face of the bottom plate of the die main body 1. The abutting surface of the groove 111 and the bump is provided with a first limiting groove 112 (as shown in fig. 4), the abutting surface of the protruding strip 121 and the groove 111 is provided with a second limiting groove 122 (as shown in fig. 4), the first limiting groove 112 and the second limiting groove 122 form a limiting groove with a cross section matched with the cutting line 2 for the cutting line 2 to pass through, so that when the protruding strip 121 and the groove 111 are in inserted fit, the cutting line 2 passes through the limiting groove, and the damage to the cutting line 2 is reduced. And through the grafting cooperation of sand grip 121 with recess 111, improved the sealing performance between support curb plate 11 and the separator 12, under the torsional spring 42 effect of line of cut 2, through the tensile force, make line of cut 2 and support curb plate 11 be close to the lateral wall laminating degree of separator 12 higher. Through the cooperation of spacing groove and spacing breach, make the part of line of cut 2 and support curb plate 11 butt perpendicular with the bottom plate of mould main part 1.

As shown in fig. 7 to 8, the mold body 1 is further divided into a first mold 13 and a second mold 14 which are in inserting fit with each other along the length direction, and an elongated member 15 which is arranged between the first mold 13 and the second mold 14 and is respectively in inserting fit with the first mold 13 and the second mold 14, wherein the first mold 13, the second mold 14 and the elongated member 15 each comprise a separation portion 12 and a support side plate 11, and the separation portions 12 and the support side plates 11 are in inserting fit with each other. Wherein the inner side walls of the elongate members 15 are flush with the inner side walls of the mould body 1.

The side wall of the first mold 13 facing the second mold 14 is protruded with a positioning strip 71, the side wall of the second mold 14 facing the first mold 13 is provided with a positioning groove 72 in insertion fit with the positioning strip 71, and the side wall of the extension piece 15 facing the first mold 13 and the second mold 14 is respectively provided with a corresponding positioning groove 72 and a corresponding positioning strip 71 in insertion fit with the first mold 13 and the second mold 14.

As shown in fig. 1, the first mold 13 is fixed with three "L" shaped first clamping members 131, wherein two first clamping members 131 are fixed to the separation portion 12, and one first clamping member 131 is fixed to the support side plate 11; the second die 14 is fixed with three "L" shaped second clamping members 141 in the same manner. The first clamping piece 131 and the second clamping piece 141 are respectively provided with one ends which are opposite to each other, wherein the second clamping piece 141 is rotatably connected with the screw rod 6 towards the first clamping piece 131, and the first clamping piece 131 is provided with a threaded hole which is in threaded fit with the screw rod 6 at a corresponding position. The function of clamping and connecting the elongate members 15 by means of the first and second dies 13, 14 is achieved by means of a threaded connection of the threaded rod 6 with a threaded bore, and the threaded connection has a length-adjustable function, adaptable to a different number of elongate members 15.

The implementation principle of the embodiment is as follows:

before the aerated block production die is used, different quantities of extension pieces 15 are assembled according to the size of the aerated block required by a user, bolts 41 of the support rods 4 are fixed on corresponding arc notches 32, the distances among the support rods 4 are the same, the cutting line 2 extends from the clamping piece to through holes 123 of the convex strips 121 corresponding to the support rods 4, and the cutting line 2 penetrates out of the through holes 123 and then is pressed and fixed with a base through the compression bolts 41. And then clamping the convex strip 121 of the separation part 12 with the groove 111 of the support side plate 11 to enable the dividing line to be positioned in the limiting grooves of the convex strip 121 and the groove 111, and connecting the support side plate 11 with the separation part 12 through a screw bolt in a threaded manner to complete the installation of the aerated block production mold.

When the aerated building block is used for producing the mold, the aerated building block raw material is firstly poured into the mold, the liquid level of the raw material does not touch the lower end face of the support rod 4, after the raw material is solidified and the mold is demolded, the mold body is firstly rotated by 90 degrees until the support side plate 11 is positioned below, the stud 6 is rotated to realize the disconnection of the separation part 12 and the support side plate 11, and then the separation part 12 is vertically pulled up. Therefore, in the demolding process, the cutting line 2 moves along with the separating part 12, and the incompletely solidified aerated building block is cut, so that the subsequent processing flow is reduced, and the effect of improving the processing efficiency is achieved.

The present embodiment is only for explaining the present invention, and it is not limited to the present invention, and those skilled in the art can make modifications to the present embodiment without inventive contribution as required after reading the present specification, but all of them are protected by patent laws within the scope of the claims of the present invention.

Claims (10)

1. An aerated block mould of adjustable size, includes mould main part (1), mould main part (1) is including supporting curb plate (11) and separation portion (12), characterized by: the mould main part (1) is divided into a first mould (13) and a second mould (14) which can be mutually spliced and combined along the length direction, and the mould main part further comprises a plurality of extension pieces (15) which are mutually spliced and combined with the first mould (13) and the second mould (14), the inner side wall of each extension piece (15) is flush with the inner side wall of the mould main part (1), and a telescopic connecting mechanism for connecting the first mould (13) and the second mould (14) is arranged between the first mould (13) and the second mould (14).

2. An adjustable size aerated block mould according to claim 1 wherein: first mould (13), second mould (14) and extension (15) all are fixed with limiting plate (3) in corresponding the position, limiting plate (3) can be dismantled and be connected with a plurality of bracing pieces (4), bracing piece (4) extend to support curb plate (11) top, bracing piece (4) are fixed with line of cut (2), the bottom of mould main part (1) is link up there are a plurality of confessions through-hole (123) that line of cut (2) passed, through-hole (123) equidistant setting, line of cut (2) with support curb plate (11) and be close to the lateral wall butt of separation portion (12), line of cut (2) with the part of supporting curb plate (11) butt with the bottom plate of mould main part (1) is perpendicular.

3. An adjustable size aerated block mould according to claim 2 wherein: limiting plate (3) are link up along length direction and are had logical groove (31), it is close to the lateral wall equidistant of supporting curb plate (11) to lead to groove (31) be provided with a plurality of with circular arc breach (32) that through-hole (123) correspond, bracing piece (4) are provided with the mounting, the mounting is in it slides to lead to groove (31), the mounting with circular arc breach (32) are fixed.

4. An adjustable size aerated block mould according to claim 3 wherein: the support rod (4) is provided with a torsion spring (42), and the cutting line (2) is fixed with the torsion spring (42).

5. An adjustable size aerated block mould according to claim 2 wherein: the floor protrusion of mould main part (1) has sand grip (121), support curb plate (11) open have with sand grip (121) complex recess (111), through-hole (123) link up sand grip (121), sand grip (121) with recess (111) all open the spacing groove that supplies cutting wire (2) pass.

6. An adjustable size aerated block mould according to claim 2 wherein: the end part of the supporting rod (4) is provided with a limiting notch which can limit the cutting line (2).

7. An adjustable size aerated block mould according to claim 4 wherein: a clamping piece is fixed at the end of the torsion spring (42), and the clamping piece clamps the cutting line (2).

8. An adjustable size aerated block mould according to claim 2 wherein: the cutting line (2) penetrates through the through hole (123) and then is fixed with the bottom plate of the die main body (1) through a pressing piece.

9. An adjustable size aerated block mould according to claim 1 wherein: a positioning strip (71) protrudes from the side wall of the first mould (13) facing the second mould (14), and a positioning groove (72) matched with the positioning strip (71) is arranged on the side wall of the second mould (14) facing the first mould (13); the side walls of the elongated piece (15) facing the first mould (13) and the second mould (14) are provided with corresponding positioning grooves (72) and positioning strips (71), respectively.

10. An adjustable size aerated block mould according to claim 1 wherein: the connecting mechanism comprises a first clamping piece (131) and a second clamping piece (141) which are respectively fixed with a first die (13) and a second die (14), the second clamping piece (141) is connected with a screw rod (142) towards the first clamping piece (131) in a rotating mode, and a threaded hole matched with the screw rod (142) in a threaded mode is formed in the corresponding position of the first clamping piece (131).