Forming die of hollow wallboard

Abstract

The utility model belongs to the technical field of wallboard prefabrication forming, and particularly relates to a forming die of a hollow wallboard. The gypsum wallboard further comprises a core rod which is used for blocking the through hole and enabling the gypsum wallboard to form a hollow structure. The core rod comprises a rubber sleeve and a supporting rod arranged in the rubber sleeve; one end of the core rod serves as a push-pull end, and the other end serves as a free end; the inflation and deflation pipeline is communicated with the rubber sleeve and extends out of the core rod from the push-pull end; when gypsum slurry is poured into the main forming cavity, the horizontally-arranged core rod and the main forming cavity are installed in a penetrating mode through the through hole, the push-pull end of the core rod is located outside the main forming cavity, and the rubber sleeve is inflated and blocks the through hole. And the hole forming quality of the gypsum hollow wallboard can be improved. And the core rod can be conveniently pulled out, gypsum hollow wallboards of various sizes can be produced, and the production efficiency is improved.

Description

Technical Field

[0001] The utility model belongs to the technical field of prefabricated wallboard forming, and in particular relates to a forming mould for a hollow wallboard. Background Art

[0002] The hollow wallboard referred to in the title of the subject of this application specifically refers to gypsum hollow wallboard. Gypsum hollow wallboard has the advantages of short construction period, light weight, environmental protection, economy, fireproof and heat insulation, sound insulation and heat preservation, and is widely used in the construction industry. The molding of gypsum hollow wallboards requires the use of a molding mold, and a molding cavity of the molding mold is provided with a plurality of pullable steel rods. Gypsum slurry is poured into the cavity of the molding mold. After the gypsum slurry solidifies and reaches the demolding strength, the plurality of steel rods are pulled out. The above production method has the following problems:

[0003] First, in the process of pulling the steel rod out along the axial direction of the steel rod, there is a large friction between the steel rod and the wall of the hole to be formed, making it difficult to pull out; and the steel rod fits tightly against the wall of the hole to be formed. A slight deviation from the axial direction of the steel rod during pulling out will cause damage to the wall of the hole to be formed, resulting in poor forming quality of the wall of the hole to be formed.

[0004] Second, the manufactured molding mold can only manufacture gypsum hollow wallboards of a single size, which affects the use range of the molding mold.

[0005] Third, the gypsum slurry disperses slowly in the molding cavity of the molding mold, thereby affecting production efficiency.

[0006] Fourth, bubbles are easily generated in the filling material, which can easily lead to uneven density of the formed gypsum hollow wallboard. Utility Model Content

[0007] The technical problem to be solved by the utility model is to provide a forming mould for a hollow wallboard, which can improve the hole-forming quality of the gypsum hollow wallboard.

[0008] The utility model solves the technical problem by adopting the following technical solution: a forming mold of a hollow wall panel comprises a horizontally arranged bottom plate, on which a first side plate, a second side plate, a third side plate and a fourth side plate are detachably mounted; the first side plate, the second side plate, the third side plate and the fourth side plate are all arranged vertically and are detachably connected head to tail in sequence; the first side plate, the second side plate, the third side plate, the fourth side plate and the bottom plate form a main forming cavity with an opening facing upward;

[0009] The first side plate is provided with a through hole communicating with the main molding cavity, and a plurality of the through holes are provided, and the plurality of the through holes are evenly distributed along the length direction of the first side plate;

[0010] Also included is a core rod, the core rod is used to block the through hole and to form a hollow structure of the gypsum wallboard;

[0011] The mandrel includes a rubber sleeve and a support rod arranged in the rubber sleeve; one end of the mandrel serves as a push-pull end, and the other end serves as a free end;

[0012] It also includes an air-charging and air-discharging pipeline connected to the rubber sleeve, and the air-charging and air-discharging pipeline extends from the push-pull end to the outside of the mandrel;

[0013] When pouring gypsum slurry into the main molding cavity, the horizontally arranged core rod is installed through the through hole and the main molding cavity, the push-pull end of the core rod is located outside the main molding cavity, and the rubber sleeve is inflated to seal the through hole.

[0014] Furthermore, the third side plate is provided with a through hole communicating with the main molding cavity, and the through hole is coaxially arranged with the through hole;

[0015] There are a plurality of through holes, and one through hole corresponds to one through hole;

[0016] When gypsum slurry is poured into the main molding cavity, the core rod is installed through the through hole, the main molding cavity and the through hole, and the rubber sleeve of the core rod is inflated to block the through hole.

[0017] Furthermore, it also includes a first partition plate vertically arranged in the main molding cavity, one end of the first partition plate is detachably connected to the second side plate through a first slot block structure, and the other end of the first partition plate is detachably connected to the fourth side plate through a second slot block structure;

[0018] The first partition plate divides the main molding cavity into a first sub-molding cavity and a blank cavity which are adjacently arranged, and the through hole is communicated with the first sub-molding cavity.

[0019] Furthermore, it also includes a second partition plate vertically arranged in the first sub-molding chamber, one end of the second partition plate is detachably connected to the first side plate through a third slot block structure, and the other end of the second partition plate is detachably connected to the first partition plate through a fourth slot block structure;

[0020] The second partition plate divides the first sub-molding chamber into a second sub-molding chamber and a third sub-molding chamber which are arranged adjacent to each other, and the second sub-molding chamber and the third sub-molding chamber are both correspondingly arranged with the through holes.

[0021] Furthermore, it also includes a horizontally arranged mounting plate, wherein the mounting plate is located below the bottom plate;

[0022] The bottom plate is connected with the mounting plate through a movable connecting piece, and a vibration mechanism is installed at the bottom of the bottom plate.

[0023] Furthermore, the movable connecting members are provided in a plurality of groups, and the plurality of groups of the movable connecting members are evenly distributed between the base plate and the mounting plate.

[0024] Furthermore, the vibration mechanism includes a horizontal vibration motor and a vertical vibration motor, and the horizontal vibration motor and the vertical vibration motor are both installed at the bottom of the base plate.

[0025] Furthermore, the movable connecting member includes a column and a mounting groove for use with each other;

[0026] The installation groove with an opening facing downward is set at the bottom of the base plate, the upper end of the column is inserted into the installation groove and has a movable gap with the side wall of the installation groove, and the lower end of the column is connected to the installation plate.

[0027] Furthermore, it also includes a limiting mechanism, which is installed on the bottom plate and located outside the main molding cavity, and the first side plate, the second side plate, the third side plate and the fourth side plate are all limited by the limiting mechanism.

[0028] Furthermore, the limiting mechanism comprises a mounting seat mounted on the base plate, and a horizontally arranged tightening bolt is rotatably mounted on the mounting seat;

[0029] The limiting mechanism is installed on the outer sides of the first side plate, the second side plate, the third side plate and the fourth side plate, and the first side plate, the second side plate, the third side plate and the fourth side plate are all against one end of the tightening bolt of the limiting mechanism arranged corresponding to themselves.

[0030] Compared with the prior art, the utility model has the following beneficial effects: the utility model provides a hollow wallboard forming mold, which can improve the hole-forming quality of the gypsum hollow wallboard, and also has the advantages of being easy to pull out the core rod, being able to produce gypsum hollow wallboards of various sizes, and improving production efficiency. BRIEF DESCRIPTION OF THE DRAWINGS

[0031] Figure 1 It is a three-dimensional structural schematic diagram of the utility model;

[0032] Figure 2 It is a main structural schematic diagram of the utility model;

[0033] Figure 3 It is a structural schematic diagram of the core rod of the utility model;

[0034] Figure markings: 1-bottom plate; 2-first side plate; 201-through hole; 3-second side plate; 4-third side plate; 401-through hole; 5-fourth side plate; 6-core rod; 601-rubber sleeve; 602-support rod; 603-inflating and discharging pipeline; 604-push-pull end; 605-free end; 606-through channel; 607-hose; 7-first partition plate; 8-second partition plate; 9-mounting plate; 10-blank chamber; 11-second sub-molding chamber; 12-third sub-molding chamber; 13-movable connecting piece; 1301-column; 1302-mounting groove; 14-horizontal vibration motor; 15-vertical vibration motor; 16-mounting seat; 17-tightening bolt; 18-first support; 19-second support. DETAILED DESCRIPTION

[0035] The utility model is further described below in conjunction with the accompanying drawings and embodiments.

[0036] The forming mold of the hollow wall panel comprises a horizontally arranged bottom plate 1, on which a first side plate 2, a second side plate 3, a third side plate 4 and a fourth side plate 5 are detachably mounted; the first side plate 2, the second side plate 3, the third side plate 4 and the fourth side plate 5 are arranged vertically and are detachably connected head to tail in sequence; the first side plate 2, the second side plate 3, the third side plate 4, the fourth side plate 5 and the bottom plate 1 form a main forming cavity with an opening facing upward; the first side plate 2 is provided with a through hole 201 connected to the main forming cavity, and the through hole 201 is provided with a plurality of through holes 201, and the plurality of through holes 201 are uniformly distributed along the length direction of the first side plate 2; and the core rod 6 is also included, and the core rod 6 is used to block the through hole 201. The core rod 6 comprises a rubber sleeve 601 and a support rod 602 arranged in the rubber sleeve 601; one end of the core rod 6 serves as a push-pull end 604, and the other end serves as a free end 605; the core rod 6 also comprises an air-charging and air-discharging pipe 603 connected to the rubber sleeve 601, and the air-charging and air-discharging pipe 603 extends from the push-pull end 604 to the outside of the core rod 6; when the gypsum slurry is poured into the main molding cavity, the horizontally arranged core rod 6 is installed through the through hole 201 and the main molding cavity, the push-pull end 604 of the core rod 6 is located outside the main molding cavity, and the rubber sleeve 601 is inflated and the through hole 201 is blocked.

[0037] The first side panel 2, the second side panel 3, the third side panel 4 and the fourth side panel 5 can be detachably connected end to end by a clamping structure, or detachably connected by bolts. The first side panel 2, the second side panel 3, the third side panel 4 and the fourth side panel 5 can all be detachably connected to the bottom panel 1 by a clamping structure, or detachably connected to the bottom panel 1 by bolts. The outer diameter of the support rod 602 is smaller than the aperture of the through hole 201, and the outer diameter of the rubber sleeve 601 when inflated is equal to the aperture of the hole to be formed in the wall panel. First, insert the core rod 6 horizontally into the main forming cavity through the through hole 201, so that the free end 605 of the core rod 6 abuts against the third side panel 4. At this time, the first side panel 2 provides stable support for the core rod 6. Inflate the rubber sleeve 601 through the inflation and deflation pipe 603, so that the rubber sleeve 601 bulges and blocks the through hole 201. Then pour the gypsum slurry into the main forming cavity. After the gypsum slurry solidifies and reaches the demolding strength, release the gas in the rubber sleeve 601 through the gas filling and discharging pipe 603, and then pull the core rod 6 out through the through hole 201 from the free end 605 to the push-pull end 604. Remove the first side plate 2, the second side plate 3, the third side plate 4, the fourth side plate 5 and the bottom plate 1, and finally obtain the hollow wallboard. Since there is a distance between the support rod 602 and the hole wall of the hole to be formed, and the support rod 602 and the hole wall of the hole to be formed are separated by the rubber sleeve 601. After the gas in the rubber sleeve 601 is released, in the process of pulling out the core rod 6, the direct rigid contact between the support rod 602 and the hole wall of the hole to be formed is avoided, which not only makes it easier to pull out the core rod 6, but also avoids damaging the hole wall of the hole to be formed during pulling out, thereby improving the hole forming quality of the gypsum hollow wallboard.

[0038] There are many embodiments for setting the rubber sleeve 601 and the support rod 602:

[0039] In the first embodiment, the support rod 602 is placed in the rubber sleeve 601 as a whole, and the open end of the rubber sleeve 601 is tied with a strap. At this time, the rubber sleeve 601 completely covers the support rod 602.

[0040] In the second embodiment, the rubber sleeve 601 is sleeved outside the support rod 602, and the open end of the rubber sleeve 601 is connected to the end of the support rod 602 at the push-pull end 604 by adhesive sealing.

[0041] There are many ways to install the gas charging and discharging pipe 603:

[0042] In the first embodiment, the gas charging and discharging pipe 603 is connected to the rubber sleeve 601 , and the connection point is located at the push-pull end 604 .

[0043] In the second embodiment, the gas charging and discharging pipeline 603 includes a connected through channel 606 and a hose 607; the through channel 606 is arranged to penetrate the support rod 602, one end of the through channel 606 is arranged on the side wall of the support rod 602, and the other end of the through channel 606 is arranged on the end face of the support rod 602 located at the push-pull end 604; the hose 607 is installed on the push-pull end 604 of the support rod 602.

[0044] The support rod 602 is made of cemented carbide, steel or the like.

[0045] In order to improve the supporting effect on the core rod 6, preferably, a through hole 401 connected to the main molding cavity is opened on the third side plate 4, and the through hole 201 is coaxially arranged with the through hole 401; there are multiple through holes 401, and one through hole 401 is arranged corresponding to one through hole 201; when the gypsum slurry is poured into the main molding cavity, the core rod 6 is installed through the through hole 201, the main molding cavity and the through hole 401, and the rubber sleeve 601 of the core rod 6 is inflated and the through hole 401 is blocked. The aperture of the through hole 201 is equal to the aperture of the through hole 401. The rubber sleeve 601 is inflated through the inflation and deflation pipe 603, so that the rubber sleeve 601 bulges and blocks the through hole 201 and the through hole 401. The core rod 6 is supported by the first side plate 2 and the third side plate 4, so as to improve the supporting effect on the core rod 6.

[0046] As a preferred embodiment, it also includes a first partition plate 7 vertically arranged in the main molding cavity, one end of the first partition plate 7 is detachably connected to the second side plate 3 through a first slot block structure, and the other end of the first partition plate 7 is detachably connected to the fourth side plate 5 through a second slot block structure; the first partition plate 7 divides the main molding cavity into a first sub-molding chamber and a blank chamber 10 arranged adjacently, and the through hole 201 is connected to the first sub-molding chamber. The second side plate 3 and the fourth side plate 5 provide installation support for the first partition plate 7. When it is necessary to produce a hollow gypsum wallboard of smaller size, the core rod 6 is installed in the first sub-molding chamber, and then the gypsum slurry is poured into the first sub-molding chamber.

[0047] Specifically, the through hole 201 is connected to the first sub-molding chamber, and the through hole 401 is connected to the blank chamber 10 .

[0048] As a further preferred embodiment, it also includes a second partition plate 8 vertically arranged in the first sub-molding chamber, one end of the second partition plate 8 is detachably connected to the first side plate 2 through a third slot block structure, and the other end of the second partition plate 8 is detachably connected to the first partition plate 7 through a fourth slot block structure; the second partition plate 8 divides the first sub-molding chamber into a second sub-molding chamber 11 and a third sub-molding chamber 12 arranged adjacently, and the second sub-molding chamber 11 and the third sub-molding chamber 12 are correspondingly arranged with the through hole 201. By setting the second partition plate 8, the first sub-molding chamber is divided into a second sub-molding chamber 11 and a third sub-molding chamber 12 arranged adjacently. The first side plate 2 and the first partition plate 7 provide mounting support for the second partition plate 8. Further realizing the production of hollow gypsum wallboards with smaller sizes.

[0049] As a preferred embodiment, it further comprises a horizontally arranged mounting plate 9, which is located below the bottom plate 1; the bottom plate 1 is connected to the mounting plate 9 via a movable connecting piece 13, and a vibration mechanism is installed at the bottom of the bottom plate 1. The bottom plate 1 is connected to the mounting plate 9 via a movable connecting piece 13, and the bottom plate 1 provides mounting support for the vibration mechanism. The vibration of the vibration mechanism can eliminate bubbles in the gypsum slurry in the main molding cavity, and can also increase the dispersion speed of the gypsum slurry.

[0050] Preferably, the movable connecting members 13 are provided in multiple groups, and the multiple groups of movable connecting members 13 are evenly distributed between the base plate 1 and the mounting plate 9 .

[0051] Specifically, the vibration mechanism includes a horizontal vibration motor 14 and a vertical vibration motor 15, and the horizontal vibration motor 14 and the vertical vibration motor 15 are both installed at the bottom of the base plate 1. The horizontal vibration motor 14 refers to a vibration motor that can cause the base plate 1 to shake horizontally, and the vertical vibration motor 15 refers to a vibration motor that can cause the base plate 1 to shake up and down, both of which are prior art. The horizontal vibration motor 14 is installed on the base plate 1 through a first support 18, and the vertical vibration motor 15 is installed on the base plate 1 through a second support 19. The first support 18 and the second support 19 are both structures in the prior art.

[0052] The movable connecting member 13 has a variety of specific implementations. Preferably, the movable connecting member 13 includes a column 1301 and a mounting groove 1302 used in conjunction with each other; the mounting groove 1302 with an opening facing downward is provided at the bottom of the base plate 1, the upper end of the column 1301 is inserted into the mounting groove 1302, and there is a movable gap between the upper end of the column 1301 and the side wall of the mounting groove 1302, and the lower end of the column 1301 is connected to the mounting plate 9. When the vibration mechanism vibrates, the base plate 1 can shake up and down and shake horizontally relative to the column 1301, thereby eliminating bubbles in the gypsum slurry poured in the main molding cavity.

[0053] In order to improve the structural stability of the first side panel 2, the second side panel 3, the third side panel 4 and the fourth side panel 5, preferably, a limiting mechanism is further included, the limiting mechanism is installed on the bottom panel 1 and is located outside the main molding cavity, and the first side panel 2, the second side panel 3, the third side panel 4 and the fourth side panel 5 are all limited by the limiting mechanism. The bottom panel 1 provides installation support for the limiting mechanism, and by setting the limiting mechanism, the structural stability of the first side panel 2, the second side panel 3, the third side panel 4 and the fourth side panel 5 is improved to prevent the first side panel 2, the second side panel 3, the third side panel 4 and the fourth side panel 5 from tipping outward.

[0054] The limiting mechanism may be a screw rod vertically mounted on the bottom plate 1, but there is a disadvantage of inconvenient installation. Preferably, the limiting mechanism includes a mounting seat 16 mounted on the bottom plate 1, and a horizontally arranged clamping bolt 17 is rotatably mounted on the mounting seat 16; the limiting mechanism is installed on the outer side of the first side plate 2, the second side plate 3, the third side plate 4 and the fourth side plate 5, and the first side plate 2, the second side plate 3, the third side plate 4 and the fourth side plate 5 are all abutted against one end of the clamping bolt 17 of the limiting mechanism corresponding to themselves. The mounting seat 16 provides a rotational connection support for the clamping bolt 17. The mounting seat 16 has a variety of specific implementations, and may be a block structure, a T-shaped seat, etc., which is a prior art.

[0055] The embodiments of this specific implementation are all preferred embodiments of the utility model, and are not intended to limit the protection scope of the utility model. All equivalent changes made based on the structure, shape, and principle of the utility model should be included in the protection scope of the utility model.

Claims

1. The forming mold of the hollow wall panel is characterized by: The invention comprises a horizontally arranged bottom plate (1), on which a first side plate (2), a second side plate (3), a third side plate (4) and a fourth side plate (5) are detachably mounted; the first side plate (2), the second side plate (3), the third side plate (4) and the fourth side plate (5) are arranged vertically and are detachably connected head to tail; the first side plate (2), the second side plate (3), the third side plate (4), the fourth side plate (5) and the bottom plate (1) form a main molding cavity with an opening facing upwards; The first side plate (2) is provided with a through hole (201) communicating with the main molding cavity, and a plurality of the through holes (201) are provided, and the plurality of the through holes (201) are evenly distributed along the length direction of the first side plate (2); It also includes a core rod (6), the core rod (6) is used to block the through hole (201) and to form a hollow structure of the gypsum wallboard; The mandrel (6) comprises a rubber sleeve (601) and a support rod (602) arranged in the rubber sleeve (601); one end of the mandrel (6) serves as a push-pull end (604), and the other end serves as a free end (605); It also includes an air-inflating and air-discharging pipe (603) in communication with the rubber sleeve (601), wherein the air-inflating and air-discharging pipe (603) extends from the push-pull end (604) to the outside of the mandrel (6); When gypsum slurry is poured into the main molding cavity, the horizontally arranged core rod (6) is installed through the through hole (201) and the main molding cavity, the push-pull end (604) of the core rod (6) is located outside the main molding cavity, and the rubber sleeve (601) is inflated to seal the through hole (201).

2. The forming mold of the hollow wallboard according to claim 1, characterized in that: The third side plate (4) is provided with a through hole (401) communicating with the main molding cavity, and the through hole (201) is coaxially arranged with the through hole (401); A plurality of through holes (401) are provided, and one through hole (401) is provided corresponding to one through hole (201); When gypsum slurry is poured into the main molding cavity, the core rod (6) is installed through the through hole (201), the main molding cavity and the through hole (401), and the rubber sleeve (601) of the core rod (6) is inflated to seal the through hole (401).

3. The forming mold of the hollow wallboard according to claim 2, characterized in that: It also comprises a first partition plate (7) vertically arranged in the main molding cavity, one end of the first partition plate (7) is detachably connected to the second side plate (3) via a first card slot block structure, and the other end of the first partition plate (7) is detachably connected to the fourth side plate (5) via a second card slot block structure; The first partition plate (7) divides the main molding cavity into a first sub-molding cavity and a blank cavity (10) which are arranged adjacent to each other, and the through hole (201) is connected to the first sub-molding cavity.

4. The forming mold of the hollow wallboard according to claim 3, characterized in that: It also comprises a second partition plate (8) vertically arranged in the first sub-molding chamber, one end of the second partition plate (8) being detachably connected to the first side plate (2) via a third card slot card block structure, and the other end of the second partition plate (8) being detachably connected to the first partition plate (7) via a fourth card slot card block structure; The second partition plate (8) divides the first sub-molding chamber into a second sub-molding chamber (11) and a third sub-molding chamber (12) which are arranged adjacent to each other, and the second sub-molding chamber (11) and the third sub-molding chamber (12) are both correspondingly arranged with the through holes (201).

5. The forming mold of the hollow wallboard according to claim 1, characterized in that: It also includes a horizontally arranged mounting plate (9), wherein the mounting plate (9) is located below the base plate (1); The base plate (1) is connected to the mounting plate (9) via a movable connecting piece (13), and a vibration mechanism is installed at the bottom of the base plate (1).

6. The forming mold of the hollow wallboard according to claim 5, characterized in that: The movable connecting members (13) are provided in multiple groups, and the multiple groups of movable connecting members (13) are evenly distributed between the bottom plate (1) and the mounting plate (9).

7. The forming mold of the hollow wallboard according to claim 5, characterized in that: The vibration mechanism comprises a horizontal vibration motor (14) and a vertical vibration motor (15), and the horizontal vibration motor (14) and the vertical vibration motor (15) are both installed at the bottom of the base plate (1).

8. The forming mold for the hollow wallboard according to claim 5, characterized in that: The movable connecting member (13) comprises a supporting column (1301) and a mounting groove (1302) for use together; The installation groove (1302) opening downward is provided at the bottom of the base plate (1); the upper end of the column (1301) is inserted into the installation groove (1302) and has a movable gap between the column and the side wall of the installation groove (1302); the lower end of the column (1301) is connected to the installation plate (9).

9. The forming mold of the hollow wallboard according to claim 1, characterized in that: It also includes a limiting mechanism, which is installed on the bottom plate (1) and is located outside the main molding cavity, and the first side plate (2), the second side plate (3), the third side plate (4) and the fourth side plate (5) are all limited by the limiting mechanism.

10. The forming mold of the hollow wallboard according to claim 9, characterized in that: The limiting mechanism comprises a mounting seat (16) mounted on the base plate (1), and a horizontally arranged tightening bolt (17) is rotatably mounted on the mounting seat (16); The limiting mechanism is installed on the outer sides of the first side plate (2), the second side plate (3), the third side plate (4) and the fourth side plate (5), and the first side plate (2), the second side plate (3), the third side plate (4) and the fourth side plate (5) are all in abutment with one end of the tightening bolt (17) of the limiting mechanism corresponding to themselves.

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