CN114454301B

CN114454301B - Mould is used in precast concrete spare production

Info

Publication number: CN114454301B
Application number: CN202210103857.0A
Authority: CN
Inventors: 杜德韩; 卢健乐
Original assignee: Zhejiang Construction Technology Co ltd
Current assignee: Zhejiang Construction Technology Co ltd
Priority date: 2022-01-28
Filing date: 2022-01-28
Publication date: 2022-09-06
Anticipated expiration: 2042-01-28
Also published as: CN114454301A

Abstract

The invention relates to the technical field of moulds, in particular to a mould for producing a concrete prefabricated part, which comprises a mould body, a base, a jacking mechanism, a buckling mechanism, a protective cover, a bottom plate, a demoulding mechanism, a scraping mechanism, a supporting plate and a storage mechanism, wherein the protective cover is arranged above the base; according to the invention, through the cooperation of the jacking mechanism, the scraping mechanism and the storage mechanism, redundant concrete can be scraped by using the scraping mechanism under the condition of excessive pouring amount, and then the concrete and waste gravel are stored in a classified manner by matching with the storage mechanism, so that the concrete can be recycled and continuously utilized, and the resource waste is greatly reduced.

Description

Mould is used in production of concrete prefabricated member

Technical Field

The invention relates to the technical field of molds, in particular to a mold for producing a concrete prefabricated part.

Background

With the development of the building industry, more and more people select concrete prefabricated parts when building houses, and compared with the traditional cast-in-place concrete, the construction environment of the concrete prefabricated parts is safer than the site construction; and can show through prefabricated size and improve installation rate and construction progress, the concrete is when prefabricating, pours through the mould, takes out after the shaping afterwards, and present concrete solidification back, according to the characteristic of concrete, the volume can expand a little after the concrete air-dry solidifies for air-dried concrete expands tightly inside the mould, leads to drawing of patterns work to be difficult to go on.

The patent of the invention in China with the publication number of CN111761708B discloses a demolding mechanism for a concrete prefabricated part, which specifically comprises a frame structure, a demolding assembly, a material receiving assembly, a limiting support assembly and a rotating assembly, wherein the frame structure comprises a base and a frame, the base is fixed on the ground, supporting legs in a rectangular array are fixedly mounted on the outer wall of the top of the base, the frame is fixedly mounted on the outer wall of the top of the supporting legs, the inner wall of the frame is rotatably connected with a fixing plate through a rotating shaft, the mold is fixedly mounted on the outer wall of one side of the fixing plate, the rotating assembly is arranged on the outer wall of one side of the frame and connected with one rotating shaft, the limiting assembly is arranged on the outer walls of two symmetrical sides of the frame, and the base is arranged on the outer wall of the other side of the fixing plate. The invention adopts a slight hammering mode to carry out demoulding, and compared with the traditional mode of using a vibration motor to carry out demoulding, the demoulding effect is better.

The above invention also has the following disadvantages: 1. poor pouring amount is controlled: when pouring, the situation of excessive concrete pouring is inevitable, and if the redundant concrete is not taken out, the prefabricated part does not meet the use requirement, and the later repair and adjustment are very troublesome; 2. the dry concrete after the prefabricated member is manufactured can be adhered to the interior of the mould body, and the shape of the prefabricated member and the quality of the prefabricated member can be influenced when the prefabricated member is poured next time.

Disclosure of Invention

The invention aims to provide a mould for producing a concrete prefabricated part, which aims to solve the problems that the pouring amount is not well controlled and the subsequent pouring quality is influenced by concrete and concrete which is not dried in the mould is not cleaned in the background technology.

The technical scheme of the invention is as follows: a mould for producing precast concrete comprises a mould body, and further comprises a base, a jacking mechanism, a buckling mechanism, a protective cover, a bottom plate, a demoulding mechanism, a scraping mechanism, two supporting plates and a storage mechanism, wherein the protective cover is arranged above the base, the jacking mechanism is arranged in the protective cover, the bottom plate is arranged above the protective cover, the buckling mechanism is provided with four groups, every two of the four groups of buckling mechanisms are arranged at the front end and the rear end of the bottom plate, the bottom of the bottom plate is connected with the jacking mechanism through the buckling of the buckling mechanism, the mould body is sleeved on the outer wall of the bottom plate, the two supporting plates are arranged at the front end and the rear end of the protective cover, the demoulding mechanism comprises four groups of demoulding components, every two of the four groups of demoulding components are fixedly arranged on the two supporting plates, the scraping mechanism is arranged on one side wall of the mould body, the storage mechanism is arranged on the other side wall of the die body.

Preferably, the jacking mechanism comprises two first bevel gears, a jacking motor, two connecting shafts, a second bevel gear, two jacking gears, two first racks and two fixing seats, wherein the fixing seats are fixedly arranged at the bottom of the protective cover, the two connecting shafts are respectively rotatably arranged on the side walls of the two fixing seats, the jacking motor is arranged at the bottom of the protective cover, the second bevel gear is arranged on an output shaft of the jacking motor, the second bevel gear is meshed with the two first bevel gears, the two jacking gears are respectively arranged at the end parts of the two connecting shafts, and the two first racks are respectively meshed with the two jacking gears at one end of each first rack and are connected with the bottom plate in a buckling mode.

Preferably, drawing of patterns subassembly all includes protection box, drawing of patterns spring, drawing of patterns motor, spring post, second rack, impact hammer and pinion gear, the protection box is fixed to be set up in the backup pad, the drawing of patterns motor sets up the lateral wall at the protection box, the pinion gear sets up the output shaft tip at the drawing of patterns motor, the one end of spring post slides and sets up a lateral wall at the protection box, drawing of patterns spring housing sets up at the spring post outer wall, the fixed other end that sets up at the spring post of second rack one end, the fixed other end that sets up at the second rack of impact hammer, the impact hammer surface sets up to the rubber material.

Preferably, strike off the mechanism and include two lead screw slip tables, two bearing board, two electric putter, two fixed blocks, axis of rotation, scraper blade and strike off the motor, two the bearing board is fixed respectively and is set up the preceding back wall at the mould body, two the lead screw slip table sets up respectively on two bearing boards, two electric putter sets up respectively on the slider of two lead screw slip tables, two the fixed block sets up respectively at two electric putter's output shaft tip, the axis of rotation sets up between two fixed blocks, strike off the motor setting at the fixed block lateral wall, and strike off motor output shaft and be connected with rotation axis transmission, the outer wall at the axis of rotation is established to the fixed cover of scraper blade one end.

Preferably, the storage mechanism comprises a recovery box, a first box cover, a waste box and a second box cover, the recovery box is fixedly arranged on the side wall of the die body, the first box cover is arranged above the recovery box in a sliding mode, the waste box is fixedly arranged above the first box cover, and the second box cover is inserted on the waste box in a sliding mode.

Preferably, the two side walls of the die body are provided with limiting grooves, two limiting plates are arranged in the limiting grooves in a sliding mode, and the two limiting plates are connected with the bottom plate in a clamping mode.

Preferably, every group buckle mechanism includes that buckle spring, slide, L type fixture block and buckle are rectangular, the buckle is rectangular to be provided with two, and two the buckle is rectangular to be set up respectively in the one end of two first racks, and the sliding tray has all been seted up at the rectangular both ends of every buckle, and has seted up L type draw-in groove at both ends around the bottom plate, L type fixture block slides and sets up in the sliding tray, the buckle spring sets up at the sliding tray inner wall, the slide sets up in buckle spring one end, L type fixture block and L shape draw-in groove looks adaptation.

The invention provides a mould for producing a concrete prefabricated member by improvement, which has the following improvements and advantages compared with the prior art:

one is as follows: according to the invention, through the matching of the jacking mechanism, the scraping mechanism and the storage mechanism, under the condition of excessive pouring amount, the scraping mechanism can be used for scraping redundant concrete, and then the storage mechanism is matched for storing the concrete and waste gravels in a classified manner, so that the concrete can be recycled and continuously utilized, and the resource waste is greatly reduced;

the second step is as follows: according to the invention, through the matching of the scraping mechanism, the jacking mechanism and the bottom plate, after the prefabricated part is ejected and taken out by the jacking mechanism, gravel can be scraped from the side wall of the die by the bottom plate in the process of jacking the prefabricated part, so that the working efficiency and the cleaning effect are greatly improved;

and the third step: according to the invention, the arrangement of the buckling mechanism can prevent the bottom plate from being damaged after being used for many times to cause the leakage of the die, and the replacement of a new bottom plate is convenient, so that the leakage of the die body is prevented.

Drawings

The invention is further explained below with reference to the figures and examples:

FIG. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a schematic view of a first operating state of the jacking mechanism of the present invention;

FIG. 3 is a schematic view of a second operating state of the jacking mechanism of the present invention;

FIG. 4 is a schematic view of a portion of the structure of the present invention;

FIG. 5 is an enlarged view at A of FIG. 4;

FIG. 6 is a schematic cross-sectional view of the release mechanism of the present invention;

fig. 7 is a schematic view of the scraping mechanism of the present invention.

Description of reference numerals:

1. a mold body; 2. a base; 3. a jacking mechanism; 31. a first bevel gear; 32. a jacking motor; 33. a connecting shaft; 34. a second bevel gear; 35. a jacking gear; 36. a first rack; 37. a fixed seat; 4. a buckle mechanism; 41. a snap spring; 42. a slide sheet; 43. an L-shaped fixture block; 44. buckling the long strip; 5. a storage mechanism; 51. a recovery box; 52. a first box cover; 53. a waste material box; 54. a second box cover; 6. a demolding mechanism; 61. a protection box; 62. a stripper spring; 63. a demoulding motor; 64. a spring post; 65. a second rack; 66. punching a hammer; 67. a half gear; 7. a scraping mechanism; 71. a screw rod sliding table; 72. a support plate; 73. an electric push rod; 74. a fixed block; 75. a rotating shaft; 76. a squeegee; 77. scraping the motor; 8. a support plate; 9. a limiting plate; 10. a protective cover; 11. a base plate.

Detailed Description

The present invention is described in detail below, and technical solutions in the embodiments of the present invention are clearly and completely described, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be obtained by a person skilled in the art without making any creative effort based on the embodiments in the present invention, belong to the protection scope of the present invention.

The invention provides a mould for producing a concrete prefabricated part by improving, and the technical scheme of the invention is as follows:

as shown in fig. 1-7, a mold for producing a concrete prefabricated member comprises a mold body 1, and further comprises a base 2, a jacking mechanism 3, a buckling mechanism 4, a protective cover 10, a bottom plate 11, a demolding mechanism 6, a scraping mechanism 7, support plates 8 and a storage mechanism 5, wherein the protective cover 10 is arranged above the base 2, the jacking mechanism 3 is arranged inside the protective cover 10, the bottom plate 11 is arranged above the protective cover 10, the buckling mechanisms 4 are provided with four groups, the four groups of buckling mechanisms 4 are arranged at the front end and the rear end of the bottom plate 11 in pairs, the bottom of the bottom plate 11 is connected with the jacking mechanism 3 in a buckling manner through the buckling mechanism 4, the mold body 1 is sleeved on the outer wall of the bottom plate 11, the two support plates 8 are provided with two support plates 8, the two support plates 8 are arranged at the front end and the rear end of the protective cover 10, the demolding mechanism 6 comprises four groups of demolding assemblies, the four groups of demolding assemblies are fixedly arranged on the two support plates 8 in pairs, the scraping mechanism 7 is arranged on one side wall of the die body 1, and the storage mechanism 5 is arranged on the other side wall of the die body 1.

By means of the structure: firstly, inserting two limit plates 9 into a limit groove, sealing and fixing a bottom plate 11, then clamping and limiting the bottom plate 11 and a buckle strip 44 by using a buckle mechanism 4, then pouring concrete into a mould body 1, if the concrete is poured too much, scraping the concrete in the mould body 1 to a recovery box 51 by using a scraping mechanism 7, pouring the concrete in the recovery box 51 into the mould body 1 for reuse before next pouring, taking out the mould body 1 after pouring, placing the mould body 1 aside for standing and waiting for concrete forming, then placing the next mould body 1 for pouring, placing the concrete mould body 1 which is poured and formed before on the buckle mechanism 4 again for buckling and connecting the concrete mould body 1, then extracting the two limit plates 9 from the limit groove, and driving the bottom plate 11 to move downwards by using a jacking mechanism 3, it should be noted that (the volume of the concrete will slightly expand after the concrete is solidified into a solid), because inside the mold body 1, the air-dried concrete extrudes the sidewall of the mold body 1 to a certain extent, and is easier to separate from the concrete compared with the sidewall bottom plate 11, after the jacking mechanism 3 drives the bottom plate 11 to separate from the concrete, the jacking mechanism 3 starts to drive the bottom plate 11 to ascend, then the demolding mechanism 6 works to drive the sidewall of the mold body 1 to slightly hammer, so as to effectively demold the concrete attached to the sidewall, until the concrete is completely demolded, the jacking mechanism 3 continues to ascend to drive the bottom plate 11 to support the demolded concrete prefabricated member to come out of the mold body 1, then the worker takes away the formed concrete prefabricated member, and after the concrete prefabricated member is taken away, the jacking mechanism 3 jacks the bottom plate 11 to the top of the mold body 1, the scraping mechanism 7 works to scrape dry gravel on the upper surface of the bottom plate 11 into the waste material box 53 for collection; this device is when pushing out the mould to jacking mechanism 3 drive the prefab of bottom plate 11 on with bottom plate 11, bottom plate 11 can strike off the grit of the dry knot of the lateral wall of mould body 1, bottom plate 11 is by the jacking behind 1 top of mould body, strike off mechanism 7 and can strike off the grit of bottom plate 11 dry knot, and strike off mechanism 7 and can strike off the collection to unnecessary concrete to the too much condition of pouring volume, and can also strike off the concrete upper surface when striking off, make the concrete prefab of making out more pleasing to the eye, be convenient for use on next step.

Further, the jacking mechanism 3 includes two first bevel gears 31, a jacking motor 32, two connecting shafts 33, a second bevel gear 34, two jacking gears 35, two first racks 36 and two fixing seats 37, two fixing seats 37 are fixedly arranged at the bottom of the protective cover 10, two connecting shafts 33 are respectively rotatably arranged on the side walls of the two fixing seats 37, the jacking motor 32 is arranged at the bottom of the protective cover 10, the second bevel gear 34 is arranged on an output shaft of the jacking motor 32, the second bevel gear 34 is meshed with the two first bevel gears 31, the two jacking gears 35 are respectively arranged at the end portions of the two connecting shafts 33, one ends of the two first racks 36 are connected with the bottom plate 11 in a snap-fit manner, and the two first racks 36 are respectively meshed with the two jacking gears 35.

By means of the structure: the second bevel gear 34 is driven to rotate by the jacking motor 32, the two first bevel gears 31 meshed with the second bevel gear 34 are driven to rotate by the second bevel gear 34, the two first bevel gears 31 rotate to drive the two jacking gears 35, the two first racks 36 meshed with the jacking gears 35 are driven to move downwards by the rotation of the jacking gears 35, and otherwise, the two second racks 65 are driven to move upwards by the reverse rotation of the jacking motor 32.

Further, drawing of patterns subassembly all includes protection box 61, drawing of patterns spring 62, drawing of patterns motor 63, spring post 64, second rack 65, impact hammer 66 and semi-gear 67, protection box 61 is fixed to be set up in backup pad 8, drawing of patterns motor 63 sets up the lateral wall at protection box 61, semi-gear 67 sets up the output shaft tip at drawing of patterns motor 63, the one end of spring post 64 slides and sets up a lateral wall at protection box 61, drawing of patterns spring 62 cover sets up at spring post 64 outer wall, the fixed other end that sets up at spring post 64 of second rack 65 one end, impact hammer 66 is fixed to be set up the other end at second rack 65, impact hammer 66 surface sets up to rubber material.

By means of the structure: the demolding motor 63 drives the half gear 67 to rotate, the half gear 67 rotates to drive the second rack 65 meshed with the half gear to slide towards the opposite direction of the mold body 1, and when the half gear 67 rotates to have no teeth, the second rack 65 is subjected to the resilience force of the demolding spring 62 to enable the second rack 65 to drive the punch hammer 66 to slightly hammer the side wall of the mold body 1; the prefabricated part in the die body 1 is demoulded by slight hammering force, and the demoulding effect is better than that of the vibration demoulding in the prior art.

Further, scrape mechanism 7 and include two lead screw slip tables 71, two bearing board 72, two electric putter 73, two fixed blocks 74, axis of rotation 75, scraper blade 76 and scrape motor 77, two bearing board 72 is fixed the wall, two around setting up at mould body 1 respectively lead screw slip table 71 sets up respectively on two bearing board 72, two electric putter 73 sets up respectively on the slider of two lead screw slip tables 71, two fixed blocks 74 sets up respectively at the output shaft tip of two electric putter 73, axis of rotation 75 sets up between two fixed blocks 74, scrape the motor 77 setting at fixed block 74 lateral wall, and scrape motor 77 output shaft and be connected with the transmission of axis of rotation 75, the fixed cover of scraper blade 76 one end is established at the outer wall of axis of rotation 75.

By means of the structure: remove to the one end that deviates from to retrieve box 51 through two first lead screw slip tables 71, then electric putter 73 work drives two fixed blocks 74 and rises, fixed block 74 drives pivot and scraper blade 76 and rises, then drive axis of rotation 75 and scraper blade 76 through striking off motor 77 and rotate to suitable angle, then lead screw slip table 71 slider is to retrieving box 51 direction motion, then drive scraper blade 76 through electric putter 73 and move down to suitable position, lead screw slip table 71 continues to move when arriving the lateral wall of mould body 1 soon this moment, strike off motor 77 and drive the upset of scraper blade 76, then electric putter 73 rises and scrapes unnecessary concrete to retrieve in the box 51.

Further, the storage mechanism 5 comprises a recovery box 51, a first box cover 52, a waste box 53 and a second box cover 54, wherein the recovery box 51 is fixedly arranged on the side wall of the mold body 1, the first box cover 52 is slidably arranged above the recovery box 51, the waste box 53 is fixedly arranged above the first box cover 52, and the second box cover 54 is slidably inserted into the waste box 53.

By means of the structure: when scraping and collecting the redundant concrete, the waste material box 53 above the recovery box 51 and the first box cover 52 fixedly connected with the waste material box are pulled apart to enable the concrete to be scraped into the recovery box 51 for collection, otherwise, when scraping gravel, only the second box cover 54 needs to be pulled apart to collect gravel into the waste material box 53; the concrete and gravel are collected in a classified manner, so that the concrete can be recycled continuously, and production resources and cost are saved.

Furthermore, the limiting grooves are formed in two side walls of the die body 1, the limiting grooves are internally provided with limiting plates 9 in a sliding mode, and the limiting plates 9 are connected with the bottom plate 11 in a clamping mode.

Further, every group buckle mechanism 4 includes buckle spring 41, slide 42, the rectangular 44 of L type fixture block 43 and buckle, the rectangular 44 of buckle is provided with two, and two the rectangular 44 of buckle sets up respectively in the one end of two first racks 36, and the sliding tray has all been seted up at the both ends of the rectangular 44 of every buckle, and has seted up L type draw-in groove at both ends around the bottom plate 11, L type fixture block 43 slides and sets up in the sliding tray, buckle spring 41 sets up at the sliding tray inner wall, slide 42 sets up in buckle spring 41 one end, L type fixture block 43 and L shape draw-in groove looks adaptation.

By means of the structure: the L-shaped fixture block 43 is pressed down, the L-shaped fixture block 43 is clamped in the L-shaped fixture groove under the action of the clamping spring 41, the clamping strip 44 is clamped and fixed with the bottom plate 11 at the moment, the next step of work is facilitated, and conversely, if the clamping limit of the bottom plate needs to be relieved, the L-shaped fixture block 43 is pushed towards the outer wall direction and then pulled out downwards, so that the L-shaped fixture block is separated from the L-shaped fixture groove, and the clamping and fixing of the clamping strip 44 and the bottom plate 11 are relieved; can pour through buckle mechanism 4 and accomplish the prefab back at mould body 1, convenient to detach mould body 1 is put and is waited for the prefab shaping on one side, and this period of time can continue to install new mould body 1 and carry out the work of pouring of prefab, great improvement work efficiency.

The working principle is as follows: firstly, two limit plates 9 are inserted into the limit grooves to seal and fix the bottom plate 11, then the L-shaped fixture block 43 is pressed down, the L-shaped fixture block 43 is clamped in the L-shaped clamping groove under the action of the clamping spring 41, at the moment, the clamping strip 44 is clamped and fixed with the bottom plate 11, then concrete is poured into the mold body 1, if too much concrete is poured, the L-shaped fixture block is moved to one end away from the recovery box 51 through two first lead screw sliding tables 71, then the electric push rod 73 works to drive the two fixing blocks 74 to ascend, the fixing blocks 74 drive the rotating shaft and the scraper 76 to ascend, then the rotating shaft 75 and the scraper 76 are driven to rotate to a proper angle through the scraping motor 77, then the lead screw sliding tables 71 slide block moves towards the recovery box 51, then the scraper 76 is driven to move downwards to a proper position through the electric push rod 73, at the moment, the lead screw sliding tables 71 continue to move to the side wall of the mold body 1, scraping motor 77 drives scraper 76 to turn over, electric push rod 73 rises to scrape redundant concrete into recovery box 51, L-shaped fixture block 43 is pushed towards the outer wall and then pulled out downwards, so that the L-shaped fixture block is separated from the L-shaped clamping groove, clamping and fixing of clamping strip 44 and bottom plate 11 are released, poured mold body 1 is disassembled and placed aside for molding of prefabricated part, the prefabricated part is molded, mold body 1 is installed on clamping strip 44, L-shaped fixture block 43 is clamped in the L-shaped clamping groove for limiting and fixing by pressing L-shaped fixture block 43, then two limiting plates 9 are pulled out from limiting grooves, at the moment, jacking motor 32 drives second bevel gear 34 to rotate, second bevel gear 34 drives two first bevel gears 31 engaged with second bevel gear 34 to rotate, two first bevel gears 31 rotate to drive two jacking gears 35, jacking gears 35 rotate to drive two first racks 36 engaged with second bevel gears to move downwards, it should be noted that (the volume of the concrete may slightly expand after the concrete is solidified into a solid), because inside the mold body 1, the air-dried concrete may extrude the sidewall of the mold body 1 to a certain extent, and is easier to separate from the concrete compared to the bottom of the sidewall, after the jacking mechanism 3 drives the bottom plate 11 to separate from the concrete, the jacking motor 32 rotates reversely to drive the two second racks 65 to move upwards, the two second racks 65 drive the snap strips 44 and the bottom plate 11 to ascend, and then the demolding motor 63 drives the half gear 67 to rotate, the half gear 67 rotates to drive the second rack 65 engaged with the half gear to slide towards the opposite direction of the mold body 1, when the half gear 67 rotates to have no teeth, the second rack 65 is subject to the resilience force of the demolding spring 62 to drive the punch 66 to slightly hammer the sidewall of the mold body 1, so as to effectively demold the concrete attached to the sidewall, until the demolding is completed, the jacking motor 32 rotates forwards continuously to drive the second rack 65 to ascend, the second rack 65 ascends to drive the bottom plate 11 to support the demolded concrete prefabricated part to come out of the mold body 1, then a worker takes the molded concrete prefabricated part away, after the concrete prefabricated part is taken away, the jacking motor 32 rotates forwards continuously to jack the bottom plate 11 to the top of the mold body 1, then the bottom plate moves to one end away from the recovery box 51 through the two first lead screw sliding tables 71, then the electric push rod 73 works to drive the two fixed blocks 74 to ascend, the fixed blocks 74 drive the rotating shaft and the scraper 76 to ascend, then the scraping motor 77 drives the rotating shaft 75 and the scraper 76 to rotate to a proper angle, then the lead screw sliding tables 71 slide block moves towards the recovery box 51, then the electric push rod 73 drives the scraper 76 to move downwards to a proper position, and at the moment, when the lead screw sliding tables 71 move continuously to the side wall of the mold body 1, the scraping motor 77 drives the scraping plate 76 to turn over, and then the electric push rod 73 rises to scrape gravel into the waste material box 53 for collection; this device is when pushing out the mould to lifting mechanism 3 drive the prefab of bottom plate 11 on with bottom plate 11, bottom plate 11 can strike off the grit of the knot of the lateral wall of mould body 1, bottom plate 11 is by the jacking behind 1 top of mould body, strike off mechanism 7 and can strike off the grit of bottom plate 11 knot, and strike off mechanism 7 and can strike off the collection to unnecessary concrete to the condition of pouring the volume too much, and can also scrape the level on the concrete upper surface when striking off, make the precast concrete that makes more pleasing to the eye, and convenient to use.

The previous description is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.

Claims

1. The utility model provides a mould is used in precast concrete production, includes mould body (1), its characterized in that: the mould is characterized by further comprising a base (2), a jacking mechanism (3), a buckling mechanism (4), a protective cover (10), a bottom plate (11), a demoulding mechanism (6), a scraping mechanism (7), a supporting plate (8) and a storage mechanism (5), wherein the protective cover (10) is arranged above the base (2), the jacking mechanism (3) is arranged inside the protective cover (10), the bottom plate (11) is arranged above the protective cover (10), the buckling mechanisms (4) are four groups, every two buckling mechanisms (4) are arranged at the front end and the rear end of the bottom plate (11), the bottom of the bottom plate (11) is connected with the jacking mechanism (3) in a buckling mode through the buckling mechanisms (4), the outer wall of the bottom plate (11) is sleeved with the mould body (1), the supporting plate (8) is provided with two buckling mechanisms, and the supporting plate (8) is arranged at the front end and the rear end of the protective cover (10), the demolding mechanism (6) comprises four groups of demolding assemblies, every two of the four groups of demolding assemblies are fixedly arranged on two supporting plates (8), the scraping mechanism (7) is arranged on one side wall of the mold body (1), and the storage mechanism (5) is arranged on the other side wall of the mold body (1); the jacking mechanism (3) comprises two first bevel gears (31), a jacking motor (32), two connecting shafts (33), a second bevel gear (34), two jacking gears (35), two first racks (36) and two fixed seats (37), the two fixed seats (37) are fixedly arranged at the bottom of the protective cover (10), the two connecting shafts (33) are respectively and rotatably arranged on the side walls of the two fixed seats (37), the jacking motor (32) is arranged at the bottom of the protective cover (10), the second bevel gear (34) is arranged on an output shaft of the jacking motor (32), the second bevel gear (34) is meshed with the two first bevel gears (31), the two jacking gears (35) are respectively arranged at the end parts of the two connecting shafts (33), one ends of the two first racks (36) are connected with the bottom plate (11) in a buckling way, the two first racks (36) are respectively meshed with the two jacking gears (35); limiting grooves are formed in two side walls of the die body (1), limiting plates (9) are arranged in the two limiting grooves in a sliding mode, and the two limiting plates (9) are clamped with the bottom plate (11); every group buckle mechanism (4) are including buckle spring (41), slide (42), L type fixture block (43) and the rectangular (44) of buckle, the rectangular (44) of buckle is provided with two, and two the rectangular (44) of buckle sets up the one end at two first racks (36) respectively, and the sliding tray has all been seted up at the both ends of the rectangular (44) of every buckle, and the L type draw-in groove has been seted up at both ends around bottom plate (11), L type fixture block (43) slide and set up in the sliding tray, buckle spring (41) set up at the sliding tray inner wall, slide (42) set up in buckle spring (41) one end, L type fixture block (43) and L shape draw-in groove looks adaptation.

2. The mold for producing a concrete preform according to claim 1, wherein: the drawing of patterns subassembly all includes protection box (61), drawing of patterns spring (62), drawing of patterns motor (63), spring post (64), second rack (65), dashes hammer (66) and semi-gear (67), protection box (61) is fixed to be set up on backup pad (8), drawing of patterns motor (63) set up the lateral wall in protection box (61), semi-gear (67) set up the output shaft tip at drawing of patterns motor (63), the one end of spring post (64) slides and sets up a lateral wall at protection box (61), drawing of patterns spring (62) cover sets up at spring post (64) outer wall, the fixed other end that sets up at spring post (64) of second rack (65) one end, dash the fixed other end that sets up at second rack (65) of hammer (66), dash hammer (66) surface and set up to the rubber material.

3. The mold for producing a concrete preform according to claim 1, wherein: the scraping mechanism (7) comprises two screw rod sliding tables (71), two bearing plates (72), two electric push rods (73), two fixed blocks (74), a rotating shaft (75), a scraper (76) and a scraping motor (77), wherein the two bearing plates (72) are respectively fixedly arranged on the front wall and the rear wall of the die body (1), the two screw rod sliding tables (71) are respectively arranged on the two bearing plates (72), the two electric push rods (73) are respectively arranged on the sliding blocks of the two screw rod sliding tables (71), the two fixed blocks (74) are respectively arranged at the end parts of output shafts of the two electric push rods (73), the rotating shaft (75) is arranged between the two fixed blocks (74), the scraping motor (77) is arranged on the side wall of each fixed block (74), and the output shaft of the scraping motor (77) is in transmission connection with the rotating shaft (75), and one end of the scraper (76) is fixedly sleeved on the outer wall of the rotating shaft (75).

4. The mold for producing a concrete preform according to claim 1, wherein: the storage mechanism (5) comprises a recovery box (51), a first box cover (52), a waste box (53) and a second box cover (54), wherein the recovery box (51) is fixedly arranged on the side wall of the die body (1), the first box cover (52) is arranged above the recovery box (51) in a sliding mode, the waste box (53) is fixedly arranged above the first box cover (52), and the second box cover (54) is inserted into the waste box (53) in a sliding mode.