CN112405787A - Forming die of underground prefabricated part - Google Patents

Abstract

The invention relates to the technical field of prefabricated part production molds, in particular to a forming mold of an underground prefabricated part, which comprises a top mold, a bottom mold and two side mold plates arranged on two transverse sides of the bottom mold, wherein two vertical sides of the forming mold of the underground prefabricated part on the cross section of a mold cavity respectively form a first nonlinear contour and a second nonlinear contour at least partially matched with the first nonlinear contour, the first nonlinear contour is arranged on one side of the top mold facing the mold cavity, the top mold is detachably connected with the side mold plates, and the length direction of the top mold is approximately parallel to the length direction of the bottom mold. The invention has the advantages of small space utilization rate and high demoulding efficiency in the production of the forming die of the underground prefabricated part.

Description

Forming die of underground prefabricated part

Technical Field

The invention relates to the technical field of prefabricated part production molds, in particular to a forming mold of an underground prefabricated part.

Background

In the construction of buildings, in order to protect the safety of the construction of an underground main body structure and the surrounding environment of a foundation pit, the foundation pit needs to be subjected to control measures such as supporting, reinforcing and waterproofing, and the underground prefabricated component is a common structural form in the control of supporting, reinforcing and the like of the foundation pit. The special-shaped underground prefabricated member is connected with adjacent piles conveniently by using the concave-convex structure of the special-shaped underground prefabricated member, is tightly connected, and improves the waterproof performance of the formed whole enclosure structure.

However, the concave-convex structure of the special-shaped underground prefabricated component provides a new test for a mold for manufacturing the special-shaped underground prefabricated component, prestress concentration is easy to occur at the concave-convex structure after the special-shaped underground prefabricated component is formed, so that demolding is difficult, after forced demolding, the special-shaped underground prefabricated component can be locally damaged with great probability, the quality of the underground prefabricated component is greatly reduced, the underground prefabricated component cannot meet the required use requirement, the defective rate is high, the existing demolding mode is to make the side template into a movable structure, the side template is moved to two sides after the underground prefabricated component is formed, and then demolding is carried out on the underground prefabricated component, but the mode causes large space occupancy rate, the structure is complex, and the demolding efficiency is low.

Disclosure of Invention

The invention aims to provide a forming die for an underground prefabricated part. The forming die of the underground prefabricated part is convenient to demould and high in production efficiency.

In order to achieve the purpose, the invention provides a forming mold of an underground prefabricated part, which comprises a top mold, a bottom mold and two side mold plates respectively arranged on two lateral sides of the bottom mold, wherein two vertical sides of the forming mold of the underground prefabricated part on the cross section of a mold cavity respectively form a first nonlinear contour and a second nonlinear contour at least partially matched with the first nonlinear contour, the first nonlinear contour is arranged on one side of the top mold facing the mold cavity, the top mold is detachably connected with the side mold plates, and the length direction of the top mold is approximately parallel to the length direction of the bottom mold.

The invention also includes: the first non-linear profile has at least one first curved section recessed towards the cavity, the second non-linear profile has at least one second curved section raised towards the cavity, the first curved section and the second curved section at least partially coincide, the first non-linear profile comprises at least one third curved section recessed towards the cavity or at least one fifth curved section raised towards the cavity, and the second non-linear profile further comprises at least one fourth curved section recessed towards the cavity;

wherein the first non-linear profile comprises a first curved section concave towards the mould cavity and the second non-linear profile comprises two second curved sections convex towards the mould cavity.

The invention also includes: the side template is provided with a positioning part, and the positioning part is used for positioning an embedded part on the side wall of the underground prefabricated part;

the positioning part comprises a positioning hole and/or a positioning groove, and the side die plate is provided with a rib plate back to the die cavity.

The invention also includes: the bottom die is composed of a bottom die plate, and the bottom die plate is provided with a bulge or a groove;

the bottom die plate comprises at least one first molded body arranged along the length direction of a forming die of the underground prefabricated part, the first molded body is a disposable consumable product or a reusable long strip block, and a supporting plate is further arranged below the bottom die.

The invention also includes: the top die can also be composed of a top die plate, the top die plate is provided with a bulge or a groove, and the top die plate is detachably connected with the side die plate; or the top template and one side template are in a hinged structure, and the top template can be turned over relative to the hinged side template;

the top template is provided with a positioning part, and the positioning part comprises a positioning hole and/or a positioning groove.

The invention also includes: the top die comprises at least one second molding body arranged along the length direction of the die, the second molding body is arranged on a side die plate far away from one end of the bottom die, and the second molding body is a disposable consumable product or a reusable long strip block;

the first modeling body is arranged on the end plates of the die, two ends of which are not detached.

The invention also includes; the bottom die can also be a hard plane or the ground, a bulge or a groove is dug and formed on the hard plane or the ground, and a cushion block which is detachably arranged is also arranged in the bulge or the groove.

The invention also includes: a core mould is arranged in a forming mould of the underground prefabricated part and is detachably connected with the mould and/or a rigid framework of the underground prefabricated part in the mould; and/or the bottom die and/or the side die plate are/is provided with a vibration device;

and/or the surface roughness of the bottom die is more than or equal to that of the side die plate;

and a steam channel is formed in the bottom die and/or the side die plate along the length direction of the die cavity.

The invention also includes; the core mould is of a solid structure or a hollow structure; and/or a support structure for supporting the core mould is arranged in the forming mould of the underground prefabricated part.

The invention also includes: the underground prefabricated member is prefabricated and molded according to the forming die of the underground prefabricated member with the structure, and the underground prefabricated member is any one of piles, columns, walls, beams, plates and the like. .

The invention has the following beneficial effects: the forming die of the underground prefabricated part provided by the invention respectively forms a first nonlinear contour and a second nonlinear contour which are at least partially matched on two vertical opposite sides on the cross section of the die cavity, wherein the first nonlinear contour is at least provided with a bent section sunken towards the die cavity, and the second nonlinear contour is at least provided with a bent section raised towards the die cavity, so that the produced underground prefabricated part has a concave-convex matching structure, the matching tightness of the underground prefabricated part is ensured, the concave-convex shape of the forming die of the underground prefabricated part is on two vertical opposite sides, the prestress concentration on two side walls of the forming die of the underground prefabricated part is avoided, the top die and the side die plates can be detachably connected, after the underground prefabricated part is preformed, the top die is taken out from the side die plates, and the underground prefabricated part can be lifted and demolded at the position above the forming die of the underground prefabricated part, the demolding efficiency is guaranteed, meanwhile, a large amount of space is reserved at the positions of the two sides of the forming mold of the underground prefabricated part to produce the underground prefabricated part, and the space utilization rate and the production efficiency of the underground prefabricated part are improved.

Drawings

FIG. 1 is a schematic structural diagram of a forming mold for underground prefabricated parts according to a first embodiment of the present invention;

FIG. 2 is a schematic cross-sectional view of a forming mold for the underground prefabricated component of FIG. 1;

FIG. 3 is a schematic structural view of an underground prefabricated unit according to the present invention;

FIG. 4 is a schematic cross-sectional view of a forming mold for underground prefabricated parts according to a first embodiment of the present invention;

FIG. 5 is a schematic cross-sectional view of a forming mold for underground prefabricated parts according to a first embodiment of the present invention;

FIG. 6 is a schematic diagram of a matching structure of an underground prefabricated part produced by a forming mold of the underground prefabricated part according to an embodiment of the invention;

FIG. 7 is a cross-sectional view schematically illustrating a mold for molding a further underground prefabricated part according to one embodiment of the present invention;

FIG. 8 is a schematic cross-sectional view of a mold for molding an underground prefabricated part according to another embodiment of the present invention;

FIG. 9 is a schematic view of a matching structure of an underground prefabricated part produced by a forming mold of another underground prefabricated part in the first embodiment of the invention;

FIG. 10 is a cross-sectional view schematically illustrating a mold for molding a further underground prefabricated part according to a first embodiment of the present invention;

FIG. 11 is a cross-sectional view schematically illustrating a mold for molding a further underground prefabricated part according to a first embodiment of the present invention;

FIG. 12 is a cross-sectional view schematically illustrating a mold for molding a further underground prefabricated part according to a first embodiment of the present invention;

FIG. 13 is a schematic cross-sectional view of a further underground prefabricated part according to a first embodiment of the present invention;

FIG. 14 is a schematic cross-sectional view of a forming mold for a subterranean preform member according to an embodiment of the present invention;

FIG. 15 is a mechanism diagram of a forming mold of a third underground prefabricated part according to an embodiment of the present invention;

FIG. 16 is another schematic view of the construction of the underground precast elements of the present invention;

fig. 17 is a further structural view of the underground prefabricated units according to the present invention.

The list of labels in the figure is:

1. forming die of underground prefabricated component; 11. carrying out top die; 12. a sideform; 121. a positioning part; 13. bottom die; 14. an end plate;

2. a mold cavity; 21. a first non-linear profile; 211. a first bend section; 212. a third bend section; 213. a fifth bending section; 22. a second non-linear profile; 221. a second bend section; 222. a fourth bend section; 23. a void region;

3. a support plate;

4. a first molded body;

5. a second molded body;

6. cushion blocks;

7. underground prefabricated components;

8. h-shaped piles;

9. h-shaped piles;

10. and (4) forming a core mould.

Detailed Description

In order to make the technical solutions of the present invention better understood by those skilled in the art, the present invention will be further described in detail with reference to the accompanying drawings and specific embodiments.

For convenience, the terms of interest in this embodiment are defined as follows:

the length direction of a forming die of the underground prefabricated part is defined as vertical direction, the width direction of a die body is transverse direction, and the direction vertical to the horizontal plane is vertical direction, wherein the direction close to the ground is downward, and the direction far away from the ground is upward;

the definition takes the die cavity as the center, the convex part towards the center of the die cavity is concave, the part far away from the center of the die cavity is convex, the direction close to the axis of the forming die of the underground prefabricated part is inner, the opposite direction is outer, and the definition is preferably applied to all parts without other descriptions.

In the present specification, terms such as "upper, lower, inner, and outer" are established based on positional relationships shown in the drawings, and the corresponding positional relationships may vary depending on the drawings, and therefore, the terms cannot be interpreted as absolute limitations on the scope of protection; moreover, relational terms such as "first" and "second," and the like, may be used solely to distinguish one element from another element having the same name, without necessarily requiring or implying any actual such relationship or order between such elements.

Example one

The foregoing is only a preferred embodiment of the present invention, and it should be noted that it is obvious to those skilled in the art that various modifications and improvements can be made without departing from the principle of the present invention, and these modifications and improvements should also be considered as the protection scope of the present invention.

Referring to fig. 1-3, in the present embodiment, the forming mold 1 for an underground prefabricated component provided by the present invention mainly comprises a top mold 11, a bottom mold 13, and side mold plates 12 respectively disposed at two lateral sides of the bottom mold 13, wherein, in order to make the produced underground prefabricated component 7 have a concave-convex connection structure and improve the waterproof capability and the whole anti-pulling effect, a first non-linear contour 21 and a second non-linear contour 22 at least partially matched with the first non-linear contour 21 are respectively formed on two vertical sides of the cross section of the die cavity 2 in the forming die 1 of the underground prefabricated component, it can be understood that the first non-linear profile 21 is a profile shape provided on a side of the top mold 11 of the molding die 1 for the underground prefabricated parts toward the center of the cavity 2, and the second non-linear profile 22 is a profile shape provided on a side of the bottom mold plate 13 of the molding die 1 for an underground prefabricated part toward the center of the cavity 2. As shown in fig. 2, the first non-linear profile 21 has at least one first curved section 211 recessed toward the center of the mold cavity 2, such that the underground prefabricated component 7 has a recessed portion in the concave-convex connection structure, the second non-linear profile 22 has at least one second curved section 221 raised toward the center of the mold cavity 2, such that the underground prefabricated component 7 has a raised portion in the concave-convex connection structure, in this embodiment, the form having the concave-convex structure is defined as a curved section, however, the concave-convex section structure is not limited to the design shown in the figure, any structure capable of forming a protrusion or a recess, such as a circular arc concave-convex structure, the forming mold 1 of the underground prefabricated component is designed as the above structure, such that the underground prefabricated component 7 has the concave-convex connection structure, and the waterproof capability and the overall anti-pulling effect are achieved, wherein the first curved section 211 at least partially matches with the second curved section 221, as shown in fig. 6 or 9, when two adjacent underground prefabricated members 7 are butted, the second bent section 221 of the underground prefabricated member 7 which is driven later can be driven along the first bent section 211 of the underground prefabricated member 7 which is driven earlier, so as to provide a guide for driving the underground prefabricated member 7, so that the conditions of outward inclination and the like during driving the underground prefabricated member 7 can be avoided as much as possible, further, the construction is accurate and convenient, and the construction efficiency of the underground prefabricated member 7 is improved, wherein the bent sections with the concave-convex structure, namely the first non-linear contour 21 and the second non-linear contour 22, mentioned in the above structure are respectively arranged on the vertical top die 11 and the bottom die 13 of the forming die 1 of the underground prefabricated member, the top die 11 and the side die 12 can be detachably connected, after the underground prefabricated member 7 is preformed, the top die 11 is detached from the side die 12, and the underground prefabricated member 7 is lifted out from the top die 1 of the underground prefabricated member by using a lifting device And the demolding efficiency is improved, the space utilization rate of the two sides of the forming mold 1 of the underground prefabricated component is reduced, wherein the length direction of the top mold 11 is approximately parallel to the length direction of the bottom mold 13, the verticality of the side mold 12 relative to the horizontal plane is ensured, and the forming quality of the underground prefabricated component 7 is improved.

In this embodiment, as shown in fig. 10 or 11, in the case that the first non-linear profile 21 has the first curved section 221, at least one third curved section 212 facing the same direction as the first curved section 221 or at least one fifth curved section 213 protruding toward the mold cavity may be further provided, and it is understood that two concave portions or one concave portion and one convex portion are provided on the top mold 11 of the forming mold 1 for the underground prefabricated member, as shown in fig. 12 or 13. On the contrary, at least one fourth bending section 222 which is concave towards the die cavity 2 is arranged on the second non-linear profile 22, so that the underground prefabricated part 7 is provided with a plurality of concave-convex connection structures, and the overall anti-pulling capacity and the waterproof effect of the underground prefabricated part 7 are improved. The number of the bent portions provided thereto is not excessively limited in the present embodiment. As shown in fig. 2 to 3, in view of the overall efficiency, the molding die 1 of the underground prefabricated member in this embodiment is provided with a first curved section 211 protruding toward the die cavity in the first non-linear profile 21, and the second non-linear profile 22 has two second curved sections 221 recessed toward the die cavity 2. When the underground prefabricated components 7 of the structure are constructed and butted, a hollow area 23 is reserved in the middle of the two second bent sections 221, concrete or other materials can be poured in the hollow area 23 after the underground prefabricated components 7 are butted, on one hand, the hollow area 23 can be filled by pouring the concrete or other materials in the hollow area 23, and meanwhile, the two adjacent underground prefabricated components 7 are connected more tightly, even if a gap is reserved after the two adjacent underground prefabricated components 7 are butted, the gap can be filled by the concrete or other materials, so that a path for continuous permeation of underground water outside the structure of the underground prefabricated components 7 through the underground prefabricated components 7 is blocked, the waterproof performance of the maintenance structure is improved, on the other hand, the hollow area 23 is filled with the concrete or other materials, and the hollow area 23 can be used as a connection point of the two adjacent underground prefabricated components 7, the two adjacent underground prefabricated components 7 are connected more tightly and even connected into a whole, so that the tensile and anti-pulling effects of the integral enclosure structure are improved. As shown in fig. 10 or 11, the underground prefabricated part forming mold 1 has a structure that the underground prefabricated part 7 produced by the mold 1 also generates a hollow area 23 when adjacent underground prefabricated parts 7 are butted (not shown in a matching relation). The effect is the same as the structure shown in fig. 2-3, and is not described in detail here.

In this embodiment, in order to improve the overall tensile strength of the enclosure or improve the waterproof effect, the underground prefabricated components 7 may be connected to an underground continuous wall or a poured enclosure wall or the like through a connection structure, but the embodiment is not limited to the above two structures, the connection structure for connecting the underground prefabricated components 7 is usually pre-embedded inside the side walls of the underground prefabricated components 7 in advance, however, after the underground prefabricated components 7 are formed, it is difficult to locate the positions of the pre-embedded parts, and even the overall structure of the underground prefabricated components 7 is damaged, which affects the overall tensile strength of the underground prefabricated components 7, as shown in fig. 1, the side templates 12 respectively installed on the two lateral sides of the bottom template 13 are provided with positioning portions 121, the positioning portions 121 are used for locating the pre-embedded parts on the side walls of the underground prefabricated components 7, and the positions of the pre-embedded parts can be accurately found through the positioning portions 121 on the, subsequently, the next step of work is performed, so that the overall construction efficiency is improved, and the positioning portion 121 arranged on the side template 12 may be a positioning hole or a positioning groove, etc., which is not limited in this embodiment. Wherein, rib plates (not shown in the figure) can be arranged on the surface of the side template 12 back to the die cavity 2, so that the bearing capacity of the forming die 1 of the underground prefabricated component is improved.

In the above-mentioned structure, in order to make the underground prefabricated component 7 have the concave-convex shape of the concave-convex connection structure, corresponding curved sections are provided on the first non-linear profile 21 and the second non-linear profile 22 of the forming mold 1 of the underground prefabricated component, as shown in fig. 2, the bottom mold 13 provided with the second curved section 221 shape may be formed by a bottom mold plate having protrusions or grooves, wherein the protrusions or grooves on the bottom mold plate are directly and integrally cast with the bottom mold plate, in a simple manner, a plate with protrusions or grooves is cast as the bottom mold plate, it can be understood that the protrusions or grooves on the bottom mold plate form the shape of the second non-linear profile 22, so that the underground prefabricated component 7 has the structure of protrusions toward the mold cavity 2, and the top mold 11 is formed by a top mold plate having protrusions or grooves, like the bottom form, the protrusion or the groove on the top form and the top form are directly cast integrally, wherein the top form and the side forms 12 are detachably connected, or the top form and one of the side forms 12 are of a hinged structure, so that the top form can be opened or one side is opened to demold the underground prefabricated part 7, but the top form is integrally formed and has the profile shape of the first nonlinear profile 21 of the first bent section 211 and/or the third bent section 212 towards one side of the center of the die cavity 2, and in a simple way, the protrusion or the groove is arranged on the top form, and the structural design is adopted, on one hand, the underground prefabricated part 7 can be ensured to have a concave-convex connection structure, on the other hand, the forming die 1 of the underground prefabricated part is simpler in structure, and the using amount of steel is reduced. Wherein, can also be provided with location portion (not drawn in the picture) on the top form, set up pre-buried connecting piece on the face of 7 unsmooth connections of underground prefabricated component for two adjacent underground prefabricated component 7 connect more stably, and set up the position that location portion can accurate positioning pre-buried connecting piece at the top form, make things convenient for follow-up completion butt joint, location portion can be locating hole or constant head tank, does not do too much restriction in this embodiment.

In this embodiment, there is also a structure to achieve the same effect as the molding die 1 for the underground prefabricated parts of the bottom form or the top form which are integrally cast and have protrusions or grooves, in the case where the top form is provided, as shown in fig. 4, 7, 10 and 12, at least one first molded body 4 is provided on the bottom form of the molding die 1 for the underground prefabricated parts along the longitudinal direction of the molding die 1 for the underground prefabricated parts, and detachably attached to the bottom form, it can be understood that, as shown in fig. 4, two first molded bodies 4 are arranged on a bottom template in a forming mold 1 of an open underground prefabricated part and are used as bulges or grooves of the bottom template, the two first molded bodies are respectively arranged close to side templates 12, and a space of the bulges or the grooves is reserved between the two first molded bodies 4, namely a sunken or raised part of the underground prefabricated part 7. When underground prefabricated component 7 produces, can place first molding body 4 on the die block board in die cavity 2 earlier, pour afterwards, treat that underground prefabricated component 7 prefabricated molding can take out first molding body 4 after the drawing of patterns, perhaps leave and continue the production of underground prefabricated component 7 in die cavity 2, on the one hand, guaranteed that underground prefabricated component 7 possesses corresponding unsmooth connection structure, improve its cooperation degree, on the other hand, first molding body 4 demountable installation has improved the commonality of mould in underground prefabricated component's forming die 1, and is reusable, and it is more convenient to produce, first molding body 4 can be disposable consumables or reuse's rectangular piece, do not do too much restriction requirement to this in this embodiment. Bottom sheathing 13 below can also be provided with backup pad 3, because underground prefabricated component 7 has great weight, underground prefabricated component's forming die 1 directly can cause the damage with ground contact, this backup pad 3 can play the effect of support and buffering, the quality of underground prefabricated component's forming die 1 has been guaranteed, however, backup pad 3 is not indispensable structure in this embodiment, guarantee that underground prefabricated component's forming die 1 is not under the impaired situation, it also can not set up backup pad 3 structure, do not do too much the requirement to this structure in this embodiment. Regarding the forming mold 1 of the underground prefabricated component in other structural forms, as shown in fig. 7, fig. 10 or fig. 12, the structural design and effect of the first molded body 4 disposed in the forming mold 1 of the underground prefabricated component are the same as those of fig. 4, and the only difference is the position and size of the first molded body 4 in the forming mold 1 of the underground prefabricated component, and therefore, the above structural forms are not described in detail.

Wherein, under the condition that the forming die 1 of the underground prefabricated part is open, namely, the forming die does not have a top die plate, and the top die is open. In this embodiment, as shown in fig. 5, 8, 11 and 13, the top mold 11 of the forming mold 1 of the underground prefabricated component comprises at least one second molded body 5 arranged along the length direction of the forming mold 1 of the underground prefabricated component, the second molded body 5 is arranged in a first non-linear contour 21 with a first curved section 211, a third curved section 212 and a fifth curved section 213, which is simply the same as the protrusions or grooves on the bottom mold plate, so that the underground prefabricated component 7 has a concave-convex connection structure after the concrete is poured, as shown in fig. 1, the second molded body 5 can be arranged on the side mold plate 12 far away from one end of the bottom mold plate 13 through the connection structure, or arranged on the end plate 14 of the forming mold 1 of the underground prefabricated component without removing the two end parts, and this structure design omits the use of the top mold plate, on the one hand, both can accomplish the unsmooth connection structure preparation of underground prefabricated component 7, saved the quantity of steel again, on the other hand, treat after 7 prefabricated molding of underground prefabricated component, get second type shaping body 5 and can lift by crane the drawing of patterns to underground prefabricated component, improved the drawing of patterns efficiency of underground prefabricated component 7, just, second type shaping body 5 is the same with first type shaping body 4, belongs to disposable consumables or used repeatedly's bar-shaped piece, and convenient for material collection is simple.

In this embodiment, the bottom form 13 and/or the side forms 12 may further be provided with a vibrating device (not shown in the drawings), on one hand, the bottom form 13 or the side forms 12 of the forming mold 1 of the underground prefabricated component are vibrated by the vibrating device, so that loosening between the underground prefabricated component 7 and the forming mold 1 of the underground prefabricated component is completed, and demolding is more convenient, on the other hand, after demolding of the underground prefabricated component 7 is completed, concrete residues remained on the forming mold 1 of the underground prefabricated component can be removed by the vibrating device, and when the underground prefabricated component 7 is subsequently produced, the pile body of the underground prefabricated component 7 cannot be damaged, and the forming quality of the underground prefabricated component 7 is ensured. In this embodiment, when the underground prefabricated component 7 is produced, the bearing capacity of the bottom form 13 is greater than that of the side forms 12, and in order to prevent the forming mold 1 of the underground prefabricated component from sliding relative to the ground or a hard plane, the surface roughness of the bottom form 13 is greater than or equal to that of the side forms 12. And a steam channel (not shown in the figure) is arranged on the bottom template 13 and/or the side template 12 along the length direction of the die cavity 2, so that the underground prefabricated part 7 can be fully steamed and cured, and the production quality of the underground prefabricated part 7 is ensured.

As shown in fig. 2-3, the structure of the forming mold 1 for the underground prefabricated parts can be used for completing the production and forming of the underground prefabricated parts 7, and the concave-convex structure of the underground prefabricated parts 7 enables the connection between the adjacent underground prefabricated parts 7 to be tighter, and improves the waterproof capability and the tensile effect, wherein the underground prefabricated parts 7 are any one of piles, columns, walls, plates and the like, and the limitation is not too much. Of course, the forming die 1 of the underground prefabricated components with different bent sections can complete the production of the underground prefabricated components 7 with different specifications, and details are not specifically described.

In addition, as shown in fig. 16 to 17, the underground prefabricated component 7 may also have such a deformation structure as an "i-shaped pile" 8 and an "H-shaped pile" 9, and the corresponding forming mold 1 of the underground prefabricated component is certainly changed, and the specific structure and effect are not much different from those of the embodiment of the underground prefabricated component 7, so that the details are not repeated.

Example two

The same portions as those in the first embodiment are given the same reference numerals, and the same description is omitted.

In the present embodiment, another forming mold 1 for an underground prefabricated part is provided, as shown in fig. 14, the bottom mold plate 13 of the forming mold 1 for an underground prefabricated part is a hard plane or a ground surface, and the like, but it is not limited to the above two structures, and the excavation is performed on the hard ground or the ground surface to form the second non-linear profile 22 having the second curved section 221 and/or the fourth curved section 222, it can be understood that the notch excavated on the hard plane or the ground surface has the same protrusion or groove as the middle mold plate in the first embodiment, so that the side mold plate 12 of the forming mold 1 for an underground prefabricated part is inserted on the hard plane or the ground surface or connected to the hard plane or the ground surface through the connection structure, on the one hand, to ensure the normal use of the forming mold 1 for the prepared underground prefabricated part, the production effect to be completed is achieved, on the other hand, a forming die for forming the underground prefabricated part with the concave-convex structure bent section is excavated on a hard plane or the ground, the using amount of steel is greatly reduced, and the production benefit of the underground prefabricated part 7 is ensured, wherein the detachably mounted cushion block 6 is further arranged in the excavated protrusion or groove of the second nonlinear profile 22 with the second bent section 221 and/or the fourth bent section 222, and for the underground prefabricated parts 7 with the concave-convex structures of different sizes, the size of the protrusion or groove of the bottom template 13 can be changed by the cushion block 6, so that the production of the underground prefabricated parts 7 of different specifications is completed.

EXAMPLE III

The same portions as those in the first embodiment are given the same reference numerals, and the same description is omitted.

The present embodiment provides another forming mold 1 for an underground prefabricated part, as shown in fig. 15, the forming mold 1 for an underground prefabricated part is used for manufacturing a hollow underground prefabricated part 7, a core mold 10 is arranged in the forming mold 1 for an underground prefabricated part, so as to ensure that an article is filled in the central position of the underground prefabricated part 7, the core mold 10 is taken out after the underground prefabricated part 7 is preformed, thereby completing the preparation of the hollow underground prefabricated part 7, the hollow underground prefabricated part 7 has better drainage performance, and the underground water is well drained to the ground through the hollow position, wherein the core mold 10 is detachably connected with the forming mold 1 for an underground prefabricated part and/or the rigid framework of the underground prefabricated part 7 in the forming mold 1 for an underground prefabricated part, so as to ensure the installation of the core mold 10 and improve the production efficiency, wherein the core mold 10 can be a solid structure or a hollow structure, the central position of the underground prefabricated part 7 can be guaranteed to form a hollow structure, the embodiment does not have too many requirements, and certainly, a supporting structure used for supporting the core mold 10 is further arranged in the forming mold 1 of the underground prefabricated part, so that the hollow structure of the underground prefabricated part 7 can be prepared, the forming quality of the underground prefabricated part 7 cannot be influenced, and the forming effect of the underground prefabricated part 7 is guaranteed.

The present invention provides a forming mold for an underground prefabricated part and an underground prefabricated part, and the principle and the embodiment of the present invention are explained in detail by using specific examples, and the description of the examples is only used to help understanding the method and the core idea of the present invention. It should be noted that, for those skilled in the art, it is possible to make various improvements and modifications to the present invention without departing from the principle of the present invention, and those improvements and modifications also fall within the scope of the claims of the present invention.

Claims (10)

1. The forming die (1) of the underground prefabricated part comprises a top die (11), a bottom die (13) and two side die plates (12) which are respectively arranged on the two transverse sides of the bottom die (13), and is characterized in that the two vertical sides of the forming die (1) of the underground prefabricated part on the cross section of a die cavity (2) respectively form a first nonlinear contour (21) and a second nonlinear contour (22) which is at least partially matched with the first nonlinear contour (21), wherein the first nonlinear contour (21) is arranged on one side, facing the die cavity (2), of the top die (11), and the top die (11) and the side die plates (12) are detachably connected; the longitudinal direction of the top die (11) is approximately parallel to the longitudinal direction of the bottom die (13).

2. An underground form according to claim 1, wherein the first non-rectilinear profile (21) has at least one first curved portion (211) concave towards the cavity (2), the second non-rectilinear profile (22) has at least one second curved portion (221) convex towards the cavity, the first curved portion (211) and the second curved portion (221) at least partially coinciding;

preferably, the first non-rectilinear profile (21) comprises at least a third curved segment (212) concave towards the moulding cavity (2) or at least a fifth curved segment (213) convex towards the moulding cavity, and the second non-rectilinear profile (22) further comprises at least a fourth curved segment (222) concave towards the moulding cavity (2);

preferably, the first non-rectilinear profile (21) comprises a first curved section (211) concave towards the moulding cavity (2), and the second non-rectilinear profile (22) comprises two second curved sections (221) convex towards the moulding cavity (2).

3. The forming mold of the underground prefabricated component according to claim 1, wherein the side mold plates (12) are provided with positioning parts (121), and the positioning parts (121) are used for positioning embedded parts of the side walls of the underground prefabricated component (7);

preferably, the positioning part (121) comprises a positioning hole and/or a positioning groove;

preferably, the sideforms (12) are provided with ribs facing away from the mould cavity (2).

4. The forming die of underground prefabricated parts according to claim 1, wherein the bottom die (13) is formed by a bottom die plate, and the bottom die plate is provided with a protrusion or a groove;

preferably, the bottom formwork comprises at least one first molded body (4) arranged along the length direction of a forming die (1) of the underground prefabricated part, and the first molded body (4) is a disposable consumable product or a reusable long block;

preferably, a support plate (3) is further arranged below the bottom die (13).

5. The forming mold of the underground prefabricated component according to the claim 1, characterized in that the top mold (11) can also be composed of a top mold plate, the top mold plate is provided with a projection or a groove, and the top mold plate is detachably connected with the side mold plate (12); or the top template and one side template (12) are in a hinged structure, and the top template can be turned relative to the hinged side template (12);

preferably, the top template is provided with a positioning part;

preferably, the positioning part comprises a positioning hole and/or a positioning groove.

6. The forming mold of an underground prefabricated part according to claim 1, wherein the top mold (11) comprises at least one second molding body (5) arranged along the length direction of the forming mold (1) of the underground prefabricated part, the second molding body (5) is arranged on a side mold plate (12) far away from one end of the bottom mold (13), and the second molding body (5) is a disposable consumable product or a reusable long bar block;

preferably, the second molded body (5) is arranged on end plates (14) of the underground prefabricated part, wherein the two end parts of the molding mold (1) are not removed.

7. The forming mold of the underground prefabricated part according to claim 1, wherein the bottom mold (13) can be a hard plane or a ground surface, a protrusion or a groove is dug on the hard plane or the ground surface, and a cushion block (6) which can be detachably arranged is arranged in the protrusion or the groove.

8. The forming die of the underground prefabricated part according to the claim 1, characterized in that a core die (10) is arranged in the forming die (1) of the underground prefabricated part, and the core die (10) is detachably connected with the forming die (1) of the underground prefabricated part and/or the rigid framework of the underground prefabricated part (7) in the forming die (1) of the underground prefabricated part;

and/or the bottom die (13) and/or the side die plate (12) are/is provided with a vibrating device;

and/or the surface roughness of the bottom die (13) is more than or equal to that of the side die plate (12);

preferably, the bottom die (13) and/or the side die plate (12) are/is provided with a steam channel along the length direction of the die cavity (2).

9. The underground prefabrication member forming mold according to claim 8, wherein said core mold (10) is a solid structure or a hollow structure; and/or a supporting structure for supporting the core mould (10) is arranged in the forming mould (1) of the underground prefabricated part.

10. Underground prefabricated part, characterized in that it is prefabricated and formed according to the forming mould (1) of the underground prefabricated part as claimed in claims 1-9, and the underground prefabricated part (7) is any one of piles, columns, walls, beams, plates, etc.

Images