CN112895103B

CN112895103B - Method for casting and molding concrete perforated brick

Info

Publication number: CN112895103B
Application number: CN202110091808.5A
Authority: CN
Inventors: 邓杰; 梁俊
Original assignee: Shaoyang Tongheng Building Materials Co ltd
Current assignee: Shaoyang Tongheng Building Materials Co ltd
Priority date: 2021-01-23
Filing date: 2021-01-23
Publication date: 2022-06-14
Anticipated expiration: 2041-01-23
Also published as: CN112895103A

Abstract

The invention relates to a method for casting and molding a concrete perforated brick, which uses a device for casting and molding the concrete perforated brick, the concrete perforated brick casting molding device comprises a support plate, a conveying mechanism, a mold, a hole distance adjusting mechanism and a lifting mechanism, wherein the hole distance adjusting mechanism adopted by the invention can directly adjust a first rectangular column in a perforated brick mold, thereby adjusting the pitch between the perforated bricks, avoiding the replacement of the perforated brick mould, simplifying the pitch adjustment process, simultaneously, the adjustment of the hole pitch of the perforated bricks by operators is facilitated, and the box cover and the model box are separated when the mould is adopted, the box cover is firstly separated from the perforated brick and then the mould box is pushed to be separated from the perforated brick when the perforated brick is demoulded, so that the phenomenon that the unfixed perforated brick is directly pushed to be separated from the mould to deform is avoided, and the production quality of the perforated brick is improved.

Description

Method for casting and molding concrete perforated brick

Technical Field

The invention relates to the technical field of porous brick casting molding, in particular to a concrete porous brick casting molding method.

Background

The perforated brick has the characteristics of low production energy consumption, soil conservation, waste utilization, convenient construction, light weight, high strength, good heat preservation effect, durability, small shrinkage deformation, regular appearance and the like, and can be divided into the following common types according to production materials, wherein the perforated brick is sintered with clay perforated brick, gangue perforated brick, shale perforated brick, fly ash perforated brick, non-sintered with concrete perforated brick and the like, wherein the concrete perforated brick takes cement as cementing material, is a concrete product with multiple holes, is prepared by adding water, stirring, molding and maintaining with sand, stone (light aggregate) and the like, is a new wall material variety after common and light aggregate concrete small-sized hollow building blocks, replaces an ideal material of the sintered clay brick, but has the following problems in the concrete porous brick casting molding process:

1. the hole pitch size in a common porous brick manufacturing mold is not adjustable, so that when the hole pitch size is different in the using process, the mold needs to be disassembled and then replaced, the operation of the porous brick requiring different hole pitches is complicated, and meanwhile, the operation of an operator is troublesome in the operation process;

2. after the perforated brick is cast and molded, the perforated brick needs to be demolded, and the traditional demolding mode is to push the perforated brick out of a mold through external force, so that the unfixed perforated brick is deformed, the produced perforated brick has more defective products, and the production quality is reduced.

Disclosure of Invention

Technical scheme (I)

In order to achieve the above object, the present invention adopts the following technical scheme, wherein a concrete perforated brick casting molding method uses a concrete perforated brick casting molding device, the concrete perforated brick casting molding device comprises a support plate, a conveying mechanism, a mold, a pitch adjusting mechanism and a lifting mechanism, and the concrete molding method when the perforated brick casting molding device is used for casting the perforated brick is as follows:

s1, adjusting the distance: when the hole distance between the perforated bricks needs to be adjusted, the rotating rod is rotated to enable the incomplete gear to be meshed with the rack to drive the sliding plate to move, and the sliding plate drives the first rectangular column to move to adjust the distance;

s2, casting molding: a pouring cavity is formed between the box cover and the model box driven by the lifting mechanism to move downwards and the conveying mechanism, and then concrete is poured into the cavity;

s3, demolding and conveying: the box cover and the model box are driven to move upwards by the lifting mechanism for demoulding, and then the porous bricks formed after demoulding are conveyed by the conveying mechanism;

s4, scraping excess materials: scraping off the excess materials adhered to the conveying mechanism;

the support plates are symmetrically arranged in the front and back direction, the conveying mechanisms are arranged between the support plates, the conveying mechanisms are provided with dies, the dies are internally provided with hole pitch adjusting mechanisms, and the hole pitch adjusting mechanisms are provided with lifting mechanisms;

the die comprises a horizontal plate, a die box, a return plate, a limiting plate, a box cover, a return-shaped stepped groove, a reset spring, a sliding groove, a rectangular groove, a first rectangular column, a second rectangular column, a T-shaped groove, a sliding plate, a T-shaped plate and a connecting plate, wherein the horizontal plate is arranged between the supporting plates, the die box is arranged above the horizontal plate, the die box is of a return-shaped structure, the return plate is arranged on the upper end surface of the die box, the limiting plate is arranged on the upper end surface of the return plate, the limiting plate is of a return-shaped structure, the box cover is arranged on the die box, the return-shaped stepped groove is arranged on the lower end surface of the box cover, the return-shaped stepped groove is connected with the limiting plate through the reset spring, the sliding groove is arranged on the lower end surface of the box cover, the sliding groove is in a matrix arrangement, the rectangular groove is arranged on the sliding groove, the rectangular groove is communicated with the sliding groove, the first rectangular column is arranged below the sliding groove, the second rectangular column is symmetrically arranged in the front and back of the middle part of the lower end surface of the box cover, the upper end surface of the first rectangular column is provided with a sliding plate, the sliding plate penetrates through the sliding groove and is positioned in the rectangular groove, the rectangular groove is provided with T-shaped grooves, the T-shaped grooves correspond to the sliding groove in position one by one, the sliding plate is provided with a T-shaped plate, the T-shaped plate is connected with the T-shaped grooves in a sliding fit mode, the front sliding plate and the rear sliding plate are connected through a connecting plate, after hole distance adjustment is completed, the box cover and the model box are driven to move downwards through a lifting mechanism, at the moment, a return spring pushes a limiting plate to move downwards under the action of elasticity, so that the limiting plate is separated from the model box through a return plate, when the model box moves to a horizontal plate, the return plate at the upper end of the model box and the limiting plate press the return spring to contract, the return plate enters a return stepped groove, thereby the model box and the box cover form a cavity, and then concrete is poured in the cavity to form a porous brick, then, the box cover is driven to move upwards through the lifting mechanism, at the moment, the model box is separated from the box cover under the action of the reset spring, the box cover drives the perforated brick formed by the first rectangular column hole to separate, the box cover is convenient to separate from the formed perforated brick, the downward movement is stopped when the limiting plate moves to the lower end of the clip-shaped stepped groove, at the moment, the box cover pulls the model box to move upwards to separate the perforated brick from the model box, the demoulding of the perforated brick is facilitated due to the separation of the box cover and the model box, and the phenomenon that the formed perforated brick is required to separate from the model box through external force to cause deformation is avoided.

The hole pitch adjusting mechanism comprises a supporting block, a movable plate, racks, rectangular through grooves, driving shafts, incomplete gears, belts, gear shafts, bevel gears and a rotating rod, wherein the supporting block is arranged in the rectangular groove, the supporting block is arranged in a matrix, the movable plates are arranged on a left connecting plate and a right connecting plate respectively, the movable plates are symmetrically arranged in the front and at the back, the lower ends of the movable plates are provided with chutes, the chutes and the supporting blocks are connected in a sliding fit manner, the rectangular through grooves are arranged on the left connecting plate and the right connecting plate respectively, the rectangular through grooves correspond to the movable plates in position, the racks are arranged on the opposite surfaces of the movable plates respectively, the driving shafts are symmetrically arranged in the front and at the back in the rectangular groove through bearings and are arranged on the two sides of the movable plates, the driving shaft sleeves are provided with the incomplete gears which are intermittently meshed with the racks, the two driving shafts are in transmission connection through the belts, and the gear shafts are arranged in the rectangular groove through the bearings, the meshed bevel gears are arranged on the gear shaft and the driving shaft, the gear shaft penetrates through the rectangular groove to be provided with a rotating rod, the bracket plate is provided with a moving groove, the rotating rod penetrates through the moving groove, when the hole pitch of the perforated brick needs to be adjusted, the gear shaft is driven to rotate by rotating the rotating rod, the gear shaft rotates to drive the bevel gears to be meshed and rotated, so that the driving shaft rotates, the driving shaft is driven to rotate by a belt between rotations, so that the front and the rear driving shafts synchronously rotate, the driving shaft drives the incomplete gear to rotate, the gear teeth directions of the front and the rear incomplete gears are opposite, so that the two gears are meshed with the front and the rear racks simultaneously, the rack drives the moving plate to move when the incomplete gear is meshed with the rack, the moving plate drives the sliding plate to move through the connecting plate, so that the sliding plate drives the rectangular column I to move, thereby the realization is adjusted the pitch-row of perforated brick, thereby adjusts the distance between the pitch-row and obtains adjusting and make the pitch-row interval of perforated brick diversified, has avoided the flow that traditional perforated brick mould often changed simultaneously for the preparation of perforated brick is more convenient.

As a preferred technical scheme of the invention, the conveying mechanism comprises a rotating shaft, driving chain wheels, chain plates, a rotating shaft, incomplete chain wheels and a motor, wherein the rotating shaft is arranged between the bracket plates through a bearing, the driving chain wheels are sleeved on the rotating shaft in the front and at the back, the driving chain wheels are in transmission connection through the chain plates, the upper parts of the chain plates are positioned between the horizontal plate and the model box, the rotating shaft is arranged between the bracket plates, the incomplete chain wheels are symmetrically sleeved on the rotating shaft in the front and at the back, the rotating shaft penetrates through the bracket plates, the motor is arranged on the bracket plates through a rack, the output end of the motor is connected with the rotating shaft, the rotating shaft drives the incomplete chain wheels to rotate, the incomplete chain wheels are intermittently meshed with the chain plates to drive the chain plates to intermittently convey, when the model box moves downwards, the incomplete gear is not meshed with the chain plates, make the link joint stop the conveying, after the model box pushed down to form cavity pouring perforated brick shaping on the link joint, drop the perforated brick of drawing of patterns on the link joint, then drive it through the link joint and carry out the conveying, the link joint intermittent type nature is convenient for the pouring shaping of perforated brick.

As a preferred technical scheme of the invention, the lifting mechanism comprises a top plate, telescopic rods, threaded rods, support rings, stepped return grooves, rotating gears, positioning shafts, driving gears and a forward and reverse rotating motor, wherein the top plate is arranged on the upper end surface of a support plate, the lower end surface of the top plate is connected with a box cover through the telescopic rods, the telescopic rods are arranged in a matrix manner, the threaded rods are arranged in the middle of the upper end surface of the box cover and penetrate through the top plate, the support rings are arranged on the top plate and are of an inverted-convex annular structure, the rotating gears are arranged on the support rings, the stepped return grooves are formed in the lower end surfaces of the rotating gears, the stepped return grooves are connected with the support rings in a sliding fit manner, threaded holes matched with the threaded rods are formed in the middle of the rotating gears, the threaded rods penetrate through the threaded holes, the positioning shafts are arranged on the top plate through bearings, the driving gears are sleeved on the positioning shafts, install positive and negative motor through the floor on the roof, positive and negative motor's output is connected with the location axle, it rotates to drive the location axle through positive and negative motor, location hub rotation drives drive gear and rotates, thereby it rotates to drive meshing transmission drive rotating gear between gear and the rotating gear, rotating gear rotates and drives the threaded rod downstream, the threaded rod drives lid and model box downstream, at this moment the extension is seted up to the telescopic link, the telescopic link plays the effect of spacing support to the lid, the lift of the lid of being convenient for.

According to a preferable technical scheme of the invention, sliding stepped grooves are symmetrically formed in the two sides of the sliding groove in the left-right direction, the sliding stepped grooves are located at the lower end close to the box cover, the sliding stepped grooves are connected with the sliding plate through the telescopic plates, the elastic belts are installed on the lower end face of the sliding groove, the elastic belts and the lower end face of the box cover are located at the same horizontal position, when the sliding plate drives the first rectangular column to move, the telescopic plates and the elastic belts perform telescopic motion to close the sliding grooves, poured concrete is prevented from entering the sliding grooves to influence the adjustment of hole pitches, and meanwhile, the deformation of poured porous bricks is avoided.

As a preferable technical scheme of the invention, the scraping plate is arranged between the support plates and positioned at the lower end of the right-side chain plate, the scraping plate inclines towards the left lower side, the lower end face of the scraping plate is provided with the support plate, the right end of the support plate is provided with the collecting box, and the scraping plate scrapes off concrete adhered to the chain plate, so that the condition that more concrete adhered to the chain plate influences the forming of the next perforated brick is avoided.

As a preferred technical scheme of the invention, the upper end surface of the box cover is provided with a feeding hole, a pouring pipe is arranged in the feeding hole and penetrates through the top plate, the pouring pipe is of an L-shaped structure, and the porous brick is cast and molded through the pouring pipe.

(II) advantageous effects

1. The hole distance adjusting mechanism adopted by the invention can directly adjust the first rectangular column in the porous brick mould, so that the hole distance between porous bricks is adjusted, the replacement of the porous brick mould is avoided, the hole distance adjusting process is simplified, meanwhile, the adjustment of the hole distance of the porous bricks by operators is facilitated, and meanwhile, the box cover and the model box are in a separated state when the mould is adopted, so that the box cover of the porous brick is separated from the porous brick and then the mould box is pushed to separate from the porous brick when the porous brick is demoulded, the phenomenon that an unshaped porous brick is directly pushed to separate from the mould to generate deformation is avoided, and the production quality of the porous brick is improved;

2. the rack drives the left connecting plate and the right connecting plate to move through the moving plate, and the left connecting plate and the right connecting plate drive the first rectangular column to move, so that the hole pitch of the perforated brick is adjusted, a complicated process for replacing a perforated brick mold is avoided, and the operation of an operator is facilitated;

3. when the box cover moves upwards, the reset spring pushes the die box to move downwards to push the die box away, so that the box cover is firstly demoulded with the formed perforated brick, and the phenomenon that the perforated brick is directly pushed to deform is avoided.

Drawings

The invention is further illustrated with reference to the following figures and examples.

FIG. 1 is a flow chart of the present invention;

FIG. 2 is a schematic cross-sectional perspective view of the present invention;

FIG. 3 is a front cross-sectional view of the present invention;

FIG. 4 is an enlarged view of a portion of FIG. 3 according to the present invention;

FIG. 5 is an enlarged view of a portion of the invention at B of FIG. 3;

FIG. 6 is an enlarged view of a portion of the invention at C of FIG. 3;

FIG. 7 is a top cross-sectional view of the present invention;

fig. 8 is an enlarged view of a portion of the invention at D in fig. 7.

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, which are defined and covered by the claims.

As shown in fig. 1 to 8, a method for molding a porous concrete brick by casting uses a device for molding a porous concrete brick by casting, the device for molding a porous concrete brick by casting includes a supporting plate 1, a conveying mechanism 2, a mold 3, a pitch adjusting mechanism 4 and a lifting mechanism 5, and the method for molding a porous concrete brick by casting using the device for molding a porous concrete brick is as follows:

s1, adjusting the distance: when the hole pitch between the perforated bricks needs to be adjusted, the rotating rod 49 is rotated to enable the incomplete gear 45 to be meshed with the rack 42 to drive the sliding plate 3c to move, and the sliding plate 3c drives the first rectangular column 39 to move to adjust the pitch;

s2, casting molding: after the step S1 is finished, the lifting mechanism 5 drives the box cover 34 and the model box 31 to move downwards to form a pouring cavity with the conveying mechanism 2, and then concrete is poured into the cavity;

s3, demolding and conveying: after the step S2 is finished, the lifting mechanism 5 drives the box cover 34 and the model box 31 to move upwards for demoulding, and then the conveying mechanism 2 conveys the perforated brick formed after demoulding;

s4, scraping excess materials: scraping off the excess materials adhered to the conveying mechanism 2;

the support plates 1 are symmetrically arranged front and back, the conveying mechanisms 2 are mounted between the support plates 1, the conveying mechanisms 2 are provided with dies 3, the dies 3 are internally provided with pitch adjusting mechanisms 4, and the pitch adjusting mechanisms 4 are provided with lifting mechanisms 5;

the die 3 comprises a horizontal plate 30, a die box 31, a clip plate 32, a limit plate 33, a box cover 34, a clip step groove 35, a reset spring 36, a sliding groove 37, a rectangular groove 38, a first rectangular column 39, a second rectangular column 3a, a T-shaped groove 3b, a sliding plate 3c, a T-shaped plate 3d and a connecting plate 3e, wherein the horizontal plate 30 is arranged between the support plates 1, the die box 31 is arranged above the horizontal plate 30, the die box 31 is of a clip structure, the upper end surface of the die box 31 is provided with the clip plate 32, the upper end surface of the clip plate 32 is provided with the limit plate 33, the limit plate 33 is of a clip structure, the die box 31 is provided with the box cover 34, the lower end surface of the box cover 34 is provided with the clip step groove 35, the clip step groove 35 is connected with the limit plate 33 through the reset spring 36, the lower end surface of the box cover 34 is provided with the sliding groove 37, the sliding groove 37 is arranged in a matrix, the sliding groove 38 is provided on the sliding groove 37, the rectangular groove 38 is communicated with the sliding groove 37, a first rectangular column 39 is arranged below the sliding groove 37, a second rectangular column 3a is symmetrically arranged in the front and back of the middle part of the lower end face of the box cover 34, a sliding plate 3c is arranged on the upper end face of the first rectangular column 39, the sliding plate 3c penetrates through the sliding groove 37 and is positioned in the rectangular groove 38, a T-shaped groove 3b is formed in the rectangular groove 38, the T-shaped grooves 3b correspond to the sliding groove 37 in a one-to-one mode, a T-shaped plate 3d is arranged on the sliding plate 3c, the T-shaped plate 3d is connected with the T-shaped groove 3b in a sliding fit mode, the front sliding plate 3c and the rear sliding plate 3c are connected through a connecting plate 3e, after hole distance adjustment is completed, the box cover 34 and the model box 31 are driven to move downwards through the lifting mechanism 5, at the moment, the return spring 36 pushes the limiting plate 33 to move downwards under the elastic effect, so that the limiting plate 33 is separated from the model box 3, when the model box 31 moves to the horizontal plate 30, the return plate 32 at the upper end of the model box 31 and the limit plate 33 press the return spring 36 to contract, the return spring 36 contracts to enable the return plate 32 to enter the return-shaped stepped groove 35, so that the model box 31 and the box cover 34 form a cavity, then concrete is poured into the cavity to form the perforated brick, then the lifting mechanism 5 drives the box cover 34 to move upwards, at the moment, the model box 31 is separated from the box cover 34 under the action of the return spring 36, so that the box cover 34 drives the perforated brick formed by the first rectangular column 39 hole to separate, the box cover 34 is convenient to separate from the formed perforated brick, when the limit plate 33 moves to the lower end of the return-shaped stepped groove 35, the downward movement is stopped, at the moment, the box cover 34 pulls the model box 31 to move upwards to separate the perforated brick from the mould 3 box, and the interval separation between the box cover 34 and the model box 31 is convenient to strip the perforated brick, the phenomenon that the formed perforated brick needs to be separated from the model box 31 through external force to cause deformation is avoided.

Sliding tray 37's bilateral symmetry seted up slip ladder groove 370, slip ladder groove 370 is located the lower extreme that is close to lid 34, be connected between expansion plate 371 and sliding plate 3c in slip ladder groove 370, elastic band 372 is installed to the lower terminal surface of sliding tray 37, the terminal surface is located same horizontal position under elastic band 372 and the lid 34, expansion plate 371 and elastic band 372 carry out concertina movement and carry out the closure with sliding tray 37 when sliding plate 3c drives a rectangle post 39 and removes, the concrete of avoiding pouring enters into the regulation of influence hole distance in the sliding tray 37, the porous brick of avoiding pouring takes place to warp simultaneously.

The upper end surface of the box cover 34 is provided with a feeding hole, a pouring tube 340 is arranged in the feeding hole, the pouring tube 340 penetrates through the top plate 50, the pouring tube 340 is of an L-shaped structure, and porous bricks are cast and molded through the pouring tube 340.

The pitch adjusting mechanism 4 comprises a supporting block 40, a moving plate 41, racks 42, rectangular through grooves 43, driving shafts 44, incomplete gears 45, a belt 46, a gear shaft 47, bevel gears 48 and a rotating rod 49, wherein the supporting block 40 is installed in the rectangular groove 38, the supporting blocks 40 are arranged in a matrix, the moving plates 41 are installed on left and right connecting plates 3e, the moving plates 41 are symmetrically arranged in the front and back direction, sliding grooves are formed in the lower end of the moving plate 41 and are connected with the supporting block 40 in a sliding fit manner, the rectangular through grooves 43 are formed in the left and right connecting plates 3e, the positions of the rectangular through grooves 43 correspond to the positions of the moving plate 41, the racks 42 are installed on the opposite back surfaces of the moving plate 41, the driving shafts 44 are symmetrically installed in the front and back direction through bearings in the rectangular groove 38, the driving shafts 44 are located on two sides of the moving plate 41, and the incomplete gears 45 intermittently meshed with the racks 42 are sleeved on the driving shafts 44, the two driving shafts 44 are in transmission connection through a belt 46, a gear shaft 47 is arranged in the rectangular groove 38 through a bearing, bevel gears 48 which are meshed with each other are arranged on the gear shaft 47 and the driving shafts 44, the gear shaft 47 penetrates through the rectangular groove 38 and is provided with a rotating rod 49, a moving groove is arranged on the support plate 1, the rotating rod 49 penetrates through the moving groove, when the hole pitch of the perforated brick needs to be adjusted, the gear shaft 49 is rotated to drive the gear 57 and the shaft 47 to rotate, the gear shaft 47 is rotated to drive the bevel gears 48 to rotate in a meshed manner, so that the driving shafts 44 are rotated, the front and the rear driving shafts 44 are synchronously rotated through the transmission of the belt 46, the driving shafts 44 drive the incomplete gears 45 to rotate, the directions of the teeth of the front and the rear incomplete gears 45 are opposite, so that the two gears are simultaneously meshed with the front and the rear racks 42, and the racks 42 are driven to move when the incomplete gears 45 are meshed with the racks 42, rack 42 drives movable plate 41 and removes, and movable plate 41 drives sliding plate 3c through connecting plate 3e and removes for sliding plate 3c drives a rectangle post 39 and removes, thereby realizes adjusting the pitch-row of porous brick, thereby adjusts the distance between the pitch-row and obtains adjusting and make the pitch-row interval of porous brick diversified, has avoided the flow of traditional porous brick mould frequent conversion simultaneously, makes the preparation of porous brick more convenient.

The conveying mechanism 2 comprises a rotating shaft 20, a driving chain wheel 21, chain plates 22, a rotating shaft 23, an incomplete chain wheel 24 and a motor 25, the rotating shaft 20 is installed between the support plates 1 through a bearing, the driving chain wheel 21 is sleeved on the rotating shaft 20 in the front and back direction, the driving chain wheels 21 are in transmission connection through the chain plates 22, the upper portions of the chain plates 22 are located between the horizontal plate 30 and the model box 31, the rotating shaft 23 is installed between the support plates 1, the incomplete chain wheels 24 are symmetrically sleeved on the rotating shaft 23 in the front and back direction, the rotating shaft 23 penetrates through the support plates 1, the motor 25 is installed on the support plates 1 through a rack, the output end of the motor 25 is connected with the rotating shaft 23, the rotating shaft 23 drives the rotating shaft 23 to rotate, the incomplete chain wheels 24 are driven to rotate by the rotating shaft 23, the chain plates 22 are driven to intermittently mesh with the incomplete chain wheels 24 and convey, and when the model box 31 moves downwards, the incomplete gear 45 is not meshed with the chain plate 22, so that the chain plate 22 stops conveying, the mold box 31 is pressed down onto the chain plate 22 to form a cavity for pouring the perforated brick, the demolded perforated brick is dropped on the chain plate 22 and then is conveyed by being driven by the chain plate 22, and the chain plate 22 intermittently facilitates the pouring and forming of the perforated brick.

The lifting mechanism 5 comprises a top plate 50, a telescopic rod 51, a threaded rod 52, a supporting ring 53, a stepped return groove 54, a rotating gear 55, a positioning shaft 56, a driving gear 57 and a forward and reverse rotation motor 58, wherein the top plate 50 is installed on the upper end surface of the support plate 1, the lower end surface of the top plate 50 is connected with the box cover 34 through the telescopic rod 51, the telescopic rods 51 are arranged in a matrix manner, the threaded rod 52 is installed in the middle of the upper end surface of the box cover 34, the threaded rod 52 penetrates through the top plate 50, the supporting ring 53 is installed on the top plate 50, the supporting ring 53 is of an inverted-convex annular structure, the rotating gear 55 is arranged on the supporting ring 53, the stepped return groove 54 is formed in the lower end surface of the rotating gear 55, the stepped return groove 54 is connected with the supporting ring 53 in a sliding fit manner, the threaded hole matched with the threaded rod 52 is formed in the middle of the rotating gear 55, and the threaded rod 52 penetrates through the threaded hole, the top plate 50 is provided with a positioning shaft 56 through a bearing, the positioning shaft 56 is sleeved with a driving gear 57, the top plate 50 is provided with a forward and reverse rotation motor 58 through a rib plate, the output end of the forward and reverse rotation motor 58 is connected with the positioning shaft 56, the positioning shaft 56 is driven to rotate through the forward and reverse rotation motor 58, the positioning shaft 56 rotates to drive the driving gear 57 to rotate, the driving gear 57 and the rotating gear 55 are in meshing transmission, so that the rotating gear 55 is driven to rotate, the rotating gear 55 rotates to drive the threaded rod 52 to move downwards, the threaded rod 52 drives the box cover 34 and the model box 31 to move downwards, at the moment, the telescopic rod 51 is extended, the telescopic rod 51 plays a role in limiting and supporting the box cover 34, and the box cover 34 can be conveniently lifted.

The support plate 1 between install scraper blade 10, scraper blade 10 is located the lower extreme of right side link joint 22, scraper blade 10 below slope to the left side, backup pad 11 is installed to the lower terminal surface of scraper blade 10, the right-hand member of backup pad 11 is provided with collects box 12, scraper blade 10 strikes off the concrete of adhesion on the link joint 22, avoids adhering to on the link joint 22 and has more concrete influence the shaping of next perforated brick.

When the hole pitch of the perforated brick needs to be adjusted before use, the rotating rod 49 is rotated to drive the gear 57 shaft 47 to rotate, the gear shaft 47 rotates to drive the bevel gear 48 to rotate in a meshed manner, so that the driving shaft 44 rotates, the driving shaft 44 rotates and is transmitted through the belt 46, so that the front and rear driving shafts 44 synchronously rotate, the driving shaft 44 drives the incomplete gear 45 to rotate, the gear teeth directions of the front and rear incomplete gears 45 are opposite, so that the two gears are simultaneously meshed with the front and rear racks 42, the rack 42 moves when the incomplete gear 45 is meshed with the rack 42, the rack 42 drives the moving plate 41 to move, the moving plate 41 drives the sliding plate 3c to move through the connecting plate 3e, so that the sliding plate 3c drives the first rectangular column 39 to move, and the hole pitch of the perforated brick is adjusted, adjusting the distance between the hole pitches to diversify the hole pitch intervals of the perforated bricks, then driving the box cover 34 and the model box 31 to move downwards through the lifting mechanism 5, at this time, the return spring 36 pushes the limit plate 33 to move downwards under the elastic action, so that the limit plate 33 is separated from the mould 3 box through the return plate 32, when the model box 31 moves to the chain plate 22 above the horizontal plate 30, the return plate 32 and the limit plate 33 at the upper end of the model box 31 press the return spring 36 to contract, the return spring 36 contracts to enable the return plate 32 to enter the return-shaped stepped groove 35, so that the model box 31 and the box cover 34 form a cavity, then casting and molding the perforated bricks through the pouring pipe 340, then driving the box cover 34 to move upwards through the lifting mechanism 5, at this time, the model box 31 is separated from the box cover 34 under the action of the return spring 36, so that the box cover 34 drives the perforated bricks formed by the first rectangular column 39 holes to separate, the box cover 34 is convenient to separate from the formed perforated brick, when the limiting plate 33 moves to the lower end of the clip-shaped stepped groove 35, the limiting plate stops moving downwards, at the moment, the box cover 34 pulls the model box 31 to move upwards to separate the perforated brick from the mould 3 box, the box cover 34 is separated from the model box 31 at intervals, so that the perforated brick is convenient to demould, and the phenomenon that the formed perforated brick is required to be separated from the model box 31 through external force to cause deformation is avoided.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims

1. The utility model provides a concrete perforated brick casting method, its has used a concrete perforated brick casting device, and this concrete perforated brick casting device includes mounting panel (1), transport mechanism (2), mould (3), pitch-row adjustment mechanism (4) and elevating system (5), its characterized in that: the concrete molding method for the porous brick casting molding by adopting the porous brick casting molding device is as follows:

s1, adjusting the distance: when the hole pitch between the perforated bricks needs to be adjusted, the rotating rod (49) is rotated to enable the incomplete gear (45) to be meshed with the rack (42) to drive the sliding plate (3c) to move, and the sliding plate (3c) drives the first rectangular column (39) to move to adjust the pitch;

s2, casting molding: after the step S1 is finished, the lifting mechanism (5) drives the box cover (34) and the model box (31) to move downwards to form a pouring cavity between the box cover and the model box (31) and the conveying mechanism (2), and then concrete is poured into the cavity;

s3, demolding and conveying: after the step S2 is finished, the box cover (34) and the model box (31) are driven to move upwards through the lifting mechanism (5) for demoulding, and then the perforated brick formed after demoulding is conveyed through the conveying mechanism (2);

s4, scraping excess materials: scraping off the excess materials adhered to the conveying mechanism (2);

the support plates (1) are symmetrically arranged in the front and back direction, the conveying mechanisms (2) are installed between the support plates (1), the conveying mechanisms (2) are provided with dies (3), the dies (3) are internally provided with pitch adjusting mechanisms (4), and the pitch adjusting mechanisms (4) are provided with lifting mechanisms (5);

the die (3) comprises horizontal plates (30), a model box (31), a return-shaped plate (32), a limiting plate (33), a box cover (34), a return-shaped stepped groove (35), a reset spring (36), a sliding groove (37), a rectangular groove (38), a first rectangular column (39), a second rectangular column (3a), a T-shaped groove (3b), a sliding plate (3c), a T-shaped plate (3d) and a connecting plate (3e), wherein the horizontal plates (30) are installed between the support plates (1), the model box (31) is arranged above the horizontal plates (30), the model box (31) is of a return-shaped structure, the return-shaped plate (32) is installed on the upper end face of the model box (31), the limiting plate (33) is of a return-shaped structure, the box cover (34) is arranged on the model box (31), the return-shaped stepped groove (35) is formed on the lower end face of the box cover (34), the square-shaped stepped groove (35) is connected with a limiting plate (33) through a return spring (36), a sliding groove (37) is formed in the lower end face of a box cover (34), the sliding groove (37) is arranged in a matrix mode, a rectangular groove (38) is formed in the sliding groove (37), the rectangular groove (38) is communicated with the sliding groove (37), a first rectangular column (39) is arranged below the sliding groove (37), second rectangular columns (3a) are symmetrically arranged in the middle of the lower end face of the box cover (34) in a front-back mode, a sliding plate (3c) is arranged on the upper end face of the first rectangular column (39), the sliding plate (3c) penetrates through the sliding groove (37) and is located in the rectangular groove (38), a T-shaped groove (3b) is formed in the rectangular groove (38), the T-shaped grooves (3b) are in one-to-one correspondence with the positions of the sliding groove (37), a T-shaped plate (3d) is arranged on the sliding plate (3c), and the T-shaped groove (3b) is connected with the T-shaped groove (3b) in a sliding fit mode, the front sliding plate and the rear sliding plate (3c) are connected through a connecting plate (3 e);

the hole distance adjusting mechanism (4) comprises supporting blocks (40), a moving plate (41), racks (42), rectangular through grooves (43), a driving shaft (44), incomplete gears (45), a belt (46), a gear shaft (47), bevel gears (48) and a rotating rod (49), the supporting blocks (40) are installed in the rectangular grooves (38), the supporting blocks (40) are arranged in a matrix mode, the moving plate (41) is installed on a left connecting plate (3e) and a right connecting plate (3e), the moving plate (41) is symmetrically arranged in the front and at the back, sliding grooves are formed in the lower end of the moving plate (41), the sliding grooves are connected with the supporting blocks (40) in a sliding fit mode, the rectangular through grooves (43) are formed in the left connecting plate and the right connecting plate (3e), the positions of the rectangular through grooves (43) correspond to the moving plate (41), the racks (42) are installed on the opposite surfaces of the moving plate (41), the driving shafts (44) are symmetrically installed in the rectangular grooves (38) in the front and at the back through bearings, drive axle (44) and be located the both sides of movable plate (41), drive axle (44) cover be equipped with incomplete gear (45) of rack (42) intermittent type meshing, two drive between axle (44) through belt (46) transmission connection, gear shaft (47) are installed through the bearing in rectangular groove (38), install engaged with bevel gear (48) on gear shaft (47) and the drive axle (44), gear shaft (47) are worn to establish rectangular groove (38) and are installed dwang (49), the shifting chute has been seted up on mounting panel (1), dwang (49) run through the shifting chute.

2. The method for cast molding of a concrete perforated brick according to claim 1, characterized in that: the transmission mechanism (2) comprises a rotating shaft (20), a driving chain wheel (21), a chain plate (22), a rotating shaft (23), an incomplete chain wheel (24) and a motor (25), support plate (1) between install axis of rotation (20) through the bearing, the cover is equipped with around axis of rotation (20) and drives sprocket (21), drive and connect through link joint (22) transmission between sprocket (21), link joint (22) upper portion is located between horizontal plate (30) and model box (31), install pivot (23) between support plate (1), the symmetry cover is equipped with incomplete sprocket (24) around pivot (23) is gone up, support plate (1) is worn to establish in pivot (23), install motor (25) through the frame on support plate (1), the output of motor (25) is connected with pivot (23), drive pivot (23) through motor (25) and rotate.

3. The method for cast molding of a concrete perforated brick according to claim 1, characterized in that: the lifting mechanism (5) comprises a top plate (50), telescopic rods (51), a threaded rod (52), a support ring (53), a stepped return groove (54), a rotating gear (55), a positioning shaft (56), a driving gear (57) and a forward and reverse rotating motor (58), wherein the top plate (50) is installed on the upper end face of the support plate (1), the lower end face of the top plate (50) is connected with the box cover (34) through the telescopic rods (51), the telescopic rods (51) are arranged in a matrix manner, the threaded rod (52) is installed in the middle of the upper end face of the box cover (34), the threaded rod (52) penetrates through the top plate (50), the support ring (53) is installed on the top plate (50), the support ring (53) is of an inverted convex annular structure, the rotating gear (55) is arranged on the support ring (53), the stepped return groove (54) is formed in the lower end face of the rotating gear (55), and the stepped return groove (54) is connected with the support ring (53) in a sliding fit manner, the middle part of the rotating gear (55) is provided with a threaded hole matched with the threaded rod (52), the threaded rod (52) penetrates through the threaded hole, the top plate (50) is provided with a positioning shaft (56) through a bearing, the positioning shaft (56) is sleeved with a driving gear (57), the top plate (50) is provided with a forward and reverse rotating motor (58) through a ribbed plate, and the output end of the forward and reverse rotating motor (58) is connected with the positioning shaft (56).

4. The method for cast molding of a concrete perforated brick according to claim 1, characterized in that: the both sides bilateral symmetry of sliding tray (37) seted up slip ladder groove (370), slip ladder groove (370) are located the lower extreme that is close to lid (34), are connected between slip ladder groove (370) through expansion plate (371) and sliding plate (3c), the lower terminal surface of sliding tray (37) is installed elastic webbing (372), elastic webbing (372) and lid (34) lower terminal surface are located same horizontal position.

5. The method for cast molding of a concrete perforated brick according to claim 2, characterized in that: the scraper blade (10) is installed between the support plates (1), the scraper blade (10) is located at the lower end of the right side chain plate (22), the scraper blade (10) inclines towards the lower left side, a support plate (11) is installed on the lower end face of the scraper blade (10), and a collection box (12) is arranged at the right end of the support plate (11).

6. The method for cast molding of a concrete perforated brick according to claim 3, characterized in that: the feeding hole is formed in the upper end face of the box cover (34), the pouring pipe (340) is installed in the feeding hole, the top plate (50) is penetrated by the pouring pipe (340), and the pouring pipe (340) is of an L-shaped structure.