CN114083675A

CN114083675A - Centrifugal forming machine for concrete prefabricated part

Info

Publication number: CN114083675A
Application number: CN202111287838.XA
Authority: CN
Inventors: 刘立超
Original assignee: Fuyang Jinggong Lvjian Energy Saving Building Co ltd
Current assignee: Fuyang Jinggong Lvjian Energy Saving Building Co ltd
Priority date: 2021-11-02
Filing date: 2021-11-02
Publication date: 2022-02-25
Anticipated expiration: 2041-11-02
Also published as: CN114083675B

Abstract

The invention discloses a centrifugal forming machine for a concrete prefabricated part, which comprises a support, wherein an installation plate is fixedly connected to the inner side of the bottom of the support, the upper end surface of the installation plate is fixedly connected with a driving motor, the top end of the support is symmetrically and fixedly connected with a limiting table, driving rolling shafts are symmetrically arranged on the inner side of the limiting table, the driving rolling shafts are rotatably connected with the limiting table, the upper end surface of the limiting table is symmetrically and fixedly connected with adjusting rod pieces, limiting blocking pieces are arranged on the adjusting rod pieces, and the limiting blocking pieces are in sliding connection with the adjusting rod pieces. Through mutually supporting between adjustment tank, screens groove and the screens piece that sets up to can prescribe a limit to the prefab mould subassembly of different diameters, through mutually supporting between the arc module that sets up, steel bar support spare and the reinforcement ring, thereby can let prefabricated component's steel skeleton's installation more convenient, thereby can improve prefabricated component's quality.

Description

Centrifugal forming machine for concrete prefabricated part

Technical Field

The invention relates to the technical field of prefabricated part processing equipment, in particular to a centrifugal forming machine for a concrete prefabricated part.

Background

Highways, railways and municipal works' guardrails largely use concrete prefabricated parts, such as railings, railing posts, etc.

However, most of the concrete prefabricated parts are produced by adopting the traditional manual manufacturing mode, the defects of high labor intensity and low production efficiency exist, and the produced concrete prefabricated parts have rough surfaces, more cellular pores and poorer compactness, so the appearance and the internal quality of the product are influenced.

Disclosure of Invention

The invention aims to provide a centrifugal forming machine for a concrete prefabricated part, aiming at solving the problems that the traditional manual manufacturing mode is adopted to produce the concrete prefabricated part, the labor intensity is high, the production efficiency is low, and the produced concrete prefabricated part has rough surface, more cellular pores and poor compactness and influences the appearance and the internal quality of the product.

The invention is realized by the following steps:

the centrifugal forming machine for the concrete prefabricated parts comprises a support, wherein a mounting plate is fixedly connected to the inner side of the bottom of the support, a driving motor is fixedly connected to the upper end face of the mounting plate, limiting tables are symmetrically and fixedly connected to the top end of the support, driving rolling shafts are symmetrically arranged on the inner sides of the limiting tables and are rotatably connected with the limiting tables, adjusting rod pieces are symmetrically and fixedly connected to the upper end faces of the limiting tables, limiting blocking pieces are arranged on the adjusting rod pieces and are in sliding connection with the adjusting rod pieces, inner wall limiting grooves are formed in the side faces of the limiting blocking pieces in a penetrating mode, and prefabricated part mold assemblies are arranged between the adjacent driving rolling shafts.

Further, prefabricated part mould assembly includes arc module, steel bar support and reinforcement ring, the quantity of arc module sets up to two, and two connect through the block mode between the arc module, the inboard symmetry of arc module is provided with steel bar support, and the both ends of arc module all are provided with reinforcement ring, through screw fixed connection between reinforcement ring and the arc module, be for can carrying on spacingly to the shape of concrete through setting up prefabricated part mould assembly to can let the concrete in the arc module shaping under prefabricated part mould assembly's rotation, the inside bubble of concrete prefabricated component that so shaping can effectual reduction, thereby can effectual improvement prefabricated component's structural strength.

Furthermore, the side of the arc module is provided with splicing grooves which are distributed at equal intervals, the side of the arc module is fixedly connected with splicing columns, the splicing columns correspond to the splicing grooves, the inner side of the arc module is symmetrically provided with baffle grooves, both ends of the arc module are provided with thread grooves, the outer side of the arc module is fixedly connected with friction strips, the friction strips surround the axis of the arc module and are distributed at equal intervals, the friction strips are fixedly connected with the outer side of the arc module to increase friction force, in addition, the prefabricated part mould assembly is arranged into a semicircular through structure to facilitate the assembly of the prefabricated part mould assembly, the thread grooves are arranged at both ends of the arc module to facilitate the practical fixing of reinforcing rings at both ends of the arc module by screws, and the splicing grooves and the splicing columns are matched with each other, thereby the assembly of the arc-shaped modules can be more convenient and firm.

Furthermore, reinforcing steel bar limiting holes are formed in the side face of the reinforcing steel bar supporting piece in a penetrating mode, the reinforcing steel bar limiting holes are distributed around the axis of the reinforcing steel bar supporting piece at equal intervals, isolating coatings are smeared on the side face of the reinforcing steel bar supporting piece, locking holes are formed in the side face of the reinforcing ring in a penetrating mode, the axis of the reinforcing ring is distributed at equal intervals, the reinforcing steel bar limiting holes are formed in the side face of the reinforcing steel bar supporting piece in a penetrating mode, the reinforcing steel bar limiting holes are used for limiting reinforcing steel bars on the prefabricated component, the isolating coatings are smeared on the side face of the reinforcing steel bar supporting piece, mutual adhesion between the reinforcing steel bar supporting piece and concrete is prevented, and the reinforcing rings are used for reinforcing two ends of the arc-shaped module.

Further, the side of spacing platform runs through and has seted up the adjustment tank, the screens groove has been seted up in the outside of adjustment tank, equidistant distribution in screens groove is for the convenience of adjusting the position of drive roller bearing through setting up like this to can let it provide support and spacing to the prefab mould subassembly of different diameters.

Furthermore, be connected with the screens piece through the block mode on the screens groove, the side symmetry fixedly connected with screens lug of screens piece is for the convenience of prescribing a limit to the position of drive roller through setting up the screens piece to can let the rotation of drive roller more steady.

Further, the equal fixedly connected with location axle in both ends of drive roller bearing, and the friction groove has been seted up in the outside of drive roller bearing, the friction groove encloses the equidistant distribution in axle center around the drive roller bearing, the first belt pulley of one end fixedly connected with of location axle is for the convenience of drive prefab mould subassembly rotates through setting up the drive roller bearing, and the friction groove has been seted up through the outside at the drive roller bearing, is for the increase frictional force.

Furthermore, the locating hole has been run through to spacing platform's side symmetry, and the inboard of spacing platform is provided with the gusset plate, fixed connection between gusset plate and the spacing platform has run through to have seted up the locating hole through the side symmetry at spacing platform, is for the convenience of prescribing a limit to the position of drive roller bearing, is for improving the structural strength of spacing platform through being provided with the gusset plate in the inboard of spacing platform.

Further, driving motor's output is through cup jointing mode fixedly connected with second belt pulley, the second belt pulley with first belt pulley connection has the belt, through setting up like this for the convenience of letting driving motor's power transmit to the drive roller bearing on to can let the rotation of drive roller bearing can be synchronous.

Further, the lower terminal surface symmetry of support is provided with the leveling supporting leg, connect through screw-thread fit's mode between leveling supporting leg and the support, through setting up like this in order to carry out the leveling to the bottom of support.

Compared with the prior art, the invention has the beneficial effects that: the prefabricated part mould assembly with different diameters can be limited by the mutual matching of the adjusting groove, the clamping groove and the clamping part, and the installation of the reinforcement framework of the prefabricated part is more convenient by the mutual matching of the arc-shaped module, the reinforcement support part and the reinforcing ring, so that the quality of the prefabricated part can be improved.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings that are required to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present invention and therefore should not be considered as limiting the scope, and for those skilled in the art, other related drawings can be obtained according to the drawings without inventive efforts.

FIG. 1 is a schematic structural view of a centrifugal molding machine for concrete prefabricated parts according to the present invention;

FIG. 2 is a schematic structural diagram of a bracket of the centrifugal molding machine for concrete prefabricated parts, which is disclosed by the invention;

FIG. 3 is a schematic structural view of a driving roller of the centrifugal molding machine for concrete prefabricated parts according to the present invention;

FIG. 4 is a schematic structural view of a clamping member of the centrifugal forming machine for concrete prefabricated parts, according to the present invention;

FIG. 5 is a schematic structural view of a prefabricated member mold assembly of the centrifugal molding machine for concrete prefabricated members according to the present invention;

FIG. 6 is a schematic diagram showing a disassembled structure of a prefabricated member mold assembly of the centrifugal forming machine for concrete prefabricated members according to the present invention;

FIG. 7 is a schematic structural view of an arc-shaped module of the centrifugal molding machine for concrete prefabricated parts, which is disclosed by the invention;

fig. 8 is a schematic structural view of a reinforcing bar supporting member of the centrifugal molding machine for concrete precast elements according to the present invention.

In the figure: 1. a support; 11. leveling the supporting legs; 12. mounting a plate; 2. a limiting table; 21. positioning holes; 22. a reinforcing plate; 23. an adjustment groove; 231. a clamping groove; 24. adjusting the rod piece; 3. a drive roller; 31. positioning the shaft; 32. a friction groove; 33. a first pulley; 4. a clamping piece; 41. a clamping convex block; 5. a drive motor; 51. a second pulley; 6. a preform mold assembly; 61. an arc-shaped module; 611. splicing grooves; 612. splicing the columns; 613. a stop groove; 614. a thread groove; 615. grinding the strips; 62. a rebar support; 621. a reinforcing steel bar limiting hole; 622. a barrier coating; 63. a reinforcing ring; 631. a locking hole; 7. a limit stopper; 71. the inner wall limiting groove.

Detailed Description

Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the accompanying drawings are illustrative only for the purpose of explaining the present invention, and are not to be construed as limiting the present invention.

In the description of the present invention, it should be understood that the orientation or positional relationship referred to in the description of the orientation, such as the upper, lower, front, rear, left, right, etc., is based on the orientation or positional relationship shown in the drawings, and is only for convenience of description and simplification of description, and does not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. In the description of the present invention, the meaning of a plurality of means is one or more, the meaning of a plurality of means is two or more, and larger, smaller, larger, etc. are understood as excluding the number, and larger, smaller, inner, etc. are understood as including the number.

If the first and second are described for the purpose of distinguishing technical features, they are not to be understood as indicating or implying relative importance or implicitly indicating the number of technical features indicated or implicitly indicating the precedence of the technical features indicated. Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more features.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the term "connected" is to be interpreted broadly, and may be, for example, a fixed connection or a movable connection, a detachable connection or a non-detachable connection, or an integral connection; may be mechanically connected, may be electrically connected or may be in communication with each other; they may be directly connected or indirectly connected through intervening media, or may be connected through one or more other elements or indirectly connected through one or more other elements or in an interactive relationship between two elements.

In order to make the objects, technical solutions and advantages of the embodiments of the present invention more apparent, the technical solutions of the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings of the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all embodiments of the present invention. All other embodiments, which can be obtained by a person skilled in the art without any inventive step based on the embodiments of the present invention, are within the scope of the present invention. Thus, the following detailed description of the embodiments of the present invention, presented in the figures, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. All other embodiments, which can be obtained by a person skilled in the art without any inventive step based on the embodiments of the present invention, are within the scope of the present invention.

Referring to fig. 1-8, a centrifugal forming machine for precast concrete components comprises a support 1, a mounting plate 12 is fixedly connected to the inner side of the bottom of the support 1, a driving motor 5 is fixedly connected to the upper end face of the mounting plate 12, a limiting table 2 is symmetrically and fixedly connected to the top end of the support 1, driving rollers 3 are symmetrically arranged on the inner side of the limiting table 2, the driving rollers 3 are rotatably connected to the limiting table 2, an adjusting rod member 24 is symmetrically and fixedly connected to the upper end face of the limiting table 2, a limiting stopper 7 is arranged on the adjusting rod member 24, the limiting stopper 7 is slidably connected to the adjusting rod member 24, inner wall limiting grooves 71 are formed in the side faces of the limiting stopper 7 in a penetrating manner, and a precast member mold assembly 6 is arranged between adjacent driving rollers 3.

Preferably, the prefabricated member mould assembly 6 comprises two arc-shaped modules 61, reinforcing steel bar supports 62 and reinforcing rings 63, the number of the arc-shaped modules 61 is two, the two arc-shaped modules 61 are connected in a clamping mode, the reinforcing steel bar supports 62 are symmetrically arranged on the inner sides of the arc-shaped modules 61, the reinforcing rings 63 are arranged at the two ends of the arc-shaped modules 61, the reinforcing rings 63 and the arc-shaped modules 61 are fixedly connected through screws, the prefabricated member mould assembly 6 is arranged to limit the shape of concrete, and therefore the concrete in the arc-shaped modules 61 can be molded under the rotation of the prefabricated member mould assembly 6, the concrete prefabricated member molded in such a way can effectively reduce internal air bubbles, and the structural strength of the prefabricated member can be effectively improved.

Preferably, the side of the arc-shaped module 61 is provided with splicing grooves 611, the splicing grooves 611 are distributed at equal intervals, the side of the arc-shaped module 61 is fixedly connected with splicing columns 612, the splicing columns 612 and the splicing grooves 611 correspond to each other, the inner side of the arc-shaped module 61 is symmetrically provided with baffle grooves 613, both ends of the arc-shaped module 61 are provided with thread grooves 614, the outer side of the arc-shaped module 61 is fixedly connected with friction strips 615, the friction strips 615 are distributed at equal intervals around the axis of the arc-shaped module 61, the friction strips 615 are fixedly connected with the outer side of the arc-shaped module 61 for increasing the friction force, in addition, the prefabricated part mold assembly 6 is arranged into a semi-circular through structure for facilitating the assembly, the thread grooves 614 are arranged at both ends of the arc-shaped module 61 for facilitating the fixing of the reinforcing rings 63 at both ends of the arc-shaped module 61 by practical screws, and the provided splicing grooves 611 and the splicing columns 612 are matched with each other, thereby making the assembly of the arc-shaped modules 61 more convenient and firm.

Preferably, reinforcing steel bar limiting holes 621 are formed in the side face of the reinforcing steel bar supporting member 62 in a penetrating mode, the reinforcing steel bar limiting holes 621 surround the axis of the reinforcing steel bar supporting member 62 and are distributed at equal intervals, isolating coatings 622 are coated on the side face of the reinforcing ring 63 in a penetrating mode, locking holes 631 are formed in the side face of the reinforcing steel bar supporting member 63 in a penetrating mode, the locking holes 631 surround the axis of the reinforcing ring 63 and are distributed at equal intervals, the reinforcing steel bar supporting member 62 is arranged, the reinforcing steel bar limiting holes 621 are formed in the side face of the reinforcing steel bar supporting member 62 in a penetrating mode, limiting is carried out on reinforcing steel bars on prefabricated parts conveniently, the isolating coatings 622 are coated on the side face of the reinforcing steel bar supporting member 62, mutual adhesion between the reinforcing steel bar supporting member 62 and concrete is prevented, and reinforcing rings 63 are arranged to facilitate reinforcing of two ends of the arc-shaped modules 61.

Preferably, the side of spacing platform 2 runs through and has seted up adjustment tank 23, and screens groove 231 has been seted up in the outside of adjustment tank 23, and screens groove 231 equidistant distribution is for the convenience to adjust the position of drive roller 3 through setting up like this to can let it provide support and spacing to the prefab mould assembly 6 of different diameters.

Preferably, the position-locking groove 231 is connected with the position-locking member 4 in a locking manner, the side surfaces of the position-locking member 4 are symmetrically and fixedly connected with the position-locking protrusions 41, and the position of the driving roller 3 is limited by the position-locking member 4, so that the driving roller 3 can rotate more stably.

Preferably, both ends of the driving roller 3 are fixedly connected with a positioning shaft 31, a friction groove 32 is formed in the outer side of the driving roller 3, the friction groove 32 surrounds the axis of the driving roller 3 and is distributed at equal intervals, one end of the positioning shaft 31 is fixedly connected with a first belt pulley 33, the driving roller 3 is arranged to facilitate the driving of the prefabricated part mold assembly 6 to rotate, and the friction groove 32 is formed in the outer side of the driving roller 3 to increase friction force.

Preferably, the side surface of the limit table 2 is symmetrically penetrated with positioning holes 21, and the inner side of the limit table 2 is provided with a reinforcing plate 22, the reinforcing plate 22 is fixedly connected with the limit table 2, the positioning holes 21 are symmetrically penetrated through the side surface of the limit table 2, so that the position of the driving roller 3 is limited, and the reinforcing plate 22 is arranged on the inner side of the limit table 2, so that the structural strength of the limit table 2 is improved.

Preferably, the output end of the driving motor 5 is fixedly connected with the second belt pulley 51 in a sleeving manner, the second belt pulley 51 and the first belt pulley 33 are connected with a belt, and the arrangement is convenient for transmitting the power of the driving motor 5 to the driving roller 3, so that the rotation of the driving roller 3 can be synchronized.

Preferably, the lower end surface of the bracket 1 is symmetrically provided with leveling supporting legs 11, the leveling supporting legs 11 and the bracket 1 are connected in a thread fit mode, and the arrangement is convenient for leveling the bottom of the bracket 1.

The use method of the invention comprises the following steps: firstly, adjusting the distance between adjacent driving rollers 3 according to the diameter of the prefabricated part mould assembly 6, so that the driving rollers 3 can support the position of the prefabricated part mould assembly 6, then sleeving the reinforcing steel bar supporting pieces 62 on the two ends of the reinforcing steel bar of the prefabricated part, installing the reinforcing steel bar supporting pieces 62 into the blocking grooves 613, then splicing and clamping the arc-shaped modules 61, then fixedly installing the reinforcing rings 63 on the two ends of the clamped arc-shaped modules 61 through screws, placing the assembled prefabricated part mould assembly 6 between the adjacent driving rollers 3, then adjusting the position of the limiting stoppers 7, inserting round pipes between the opposite limiting stoppers 7, thus in the rotating process of the prefabricated part mould assembly 6, the inserted round pipes can level the concrete in the prefabricated part mould assembly 6, and then driving the driving rollers 3 to rotate through the driving motor 5, and the prefabricated part mould assembly 6 is driven to rotate by the rotation of the driving roller 3, and then concrete is added into the rotating arc-shaped mould 61.

The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides a precast concrete component centrifugal forming machine, includes support (1), its characterized in that: the inner side of the bottom of the support (1) is fixedly connected with a mounting plate (12), the upper end face of the mounting plate (12) is fixedly connected with a driving motor (5), the top end of the support (1) is symmetrically and fixedly connected with a limiting table (2), driving rollers (3) are symmetrically arranged on the inner side of the limiting table (2), the driving rollers (3) are rotatably connected with the limiting table (2), the upper end face of the limiting table (2) is symmetrically and fixedly connected with an adjusting rod piece (24), a limiting blocking piece (7) is arranged on the adjusting rod piece (24), the limiting blocking piece (7) is slidably connected with the adjusting rod piece (24), the side face of the limiting blocking piece (7) is provided with an inner wall limiting groove (71) in a penetrating mode, and a prefabricated part mould assembly (6) is arranged between the adjacent driving rollers (3).

2. The centrifugal forming machine for concrete prefabricated parts according to claim 1, characterized in that the prefabricated part mold assembly (6) comprises two arc-shaped mold units (61), reinforcing steel bar supports (62) and reinforcing rings (63), the number of the arc-shaped mold units (61) is two, the two arc-shaped mold units (61) are connected through a clamping mode, the reinforcing steel bar supports (62) are symmetrically arranged on the inner sides of the arc-shaped mold units (61), the reinforcing rings (63) are arranged at two ends of each arc-shaped mold unit (61), and the reinforcing rings (63) are fixedly connected with the arc-shaped mold units (61) through screws.

3. The centrifugal forming machine for the concrete prefabricated part according to the claim 2, wherein splicing grooves (611) are formed in the side surfaces of the arc-shaped modules (61), the splicing grooves (611) are distributed at equal intervals, splicing columns (612) are fixedly connected to the side surfaces of the arc-shaped modules (61), the splicing columns (612) and the splicing grooves (611) correspond to each other, retaining grooves (613) are symmetrically formed in the inner sides of the arc-shaped modules (61), thread grooves (614) are formed in the two ends of the arc-shaped modules (61), abrasion strips (615) are fixedly connected to the outer sides of the arc-shaped modules (61), and the abrasion strips (615) are distributed at equal intervals around the axis centers of the arc-shaped modules (61).

4. The centrifugal forming machine for concrete prefabricated parts according to claim 3, wherein reinforcing steel bar limiting holes (621) are formed in the side surface of the reinforcing steel bar supporting member (62) in a penetrating mode, the reinforcing steel bar limiting holes (621) are distributed around the axis of the reinforcing steel bar supporting member (62) at equal intervals, an isolation coating (622) is coated on the side surface of the reinforcing steel bar supporting member (62), locking holes (631) are formed in the side surface of the reinforcing ring (63) in a penetrating mode, and the locking holes (631) are distributed around the axis of the reinforcing ring (63) at equal intervals.

5. The centrifugal forming machine for concrete precast elements according to claim 1, characterized in that the side surface of the limiting table (2) is perforated with an adjusting groove (23), the outer side of the adjusting groove (23) is perforated with retaining grooves (231), and the retaining grooves (231) are distributed at equal intervals.

6. The centrifugal forming machine for concrete precast elements according to claim 5, characterized in that the blocking groove (231) is connected with the blocking piece (4) by a blocking manner, and the side surface of the blocking piece (4) is symmetrically and fixedly connected with the blocking convex block (41).

7. The centrifugal forming machine for the precast concrete components according to claim 1, characterized in that both ends of the driving roller (3) are fixedly connected with positioning shafts (31), the outer side of the driving roller (3) is provided with friction grooves (32), the friction grooves (32) are distributed around the axis of the driving roller (3) at equal intervals, and one end of the positioning shaft (31) is fixedly connected with a first belt pulley (33).

8. The centrifugal forming machine for the concrete prefabricated parts according to the claim 1 is characterized in that the side surfaces of the limiting table (2) are symmetrically provided with positioning holes (21) in a penetrating manner, the inner side of the limiting table (2) is provided with a reinforcing plate (22), and the reinforcing plate (22) is fixedly connected with the limiting table (2).

9. The centrifugal forming machine for concrete prefabricated parts according to claim 7, characterized in that the output end of the driving motor (5) is fixedly connected with a second belt pulley (51) in a sleeved mode, and a belt is connected with the second belt pulley (51) and the first belt pulley (33).

10. The centrifugal forming machine for the concrete prefabricated parts according to the claim 1 is characterized in that the lower end surface of the support (1) is symmetrically provided with leveling support legs (11), and the leveling support legs (11) are connected with the support (1) in a threaded fit mode.