CN218169833U - Polisher for prefabricated box girder inner mold - Google Patents
Polisher for prefabricated box girder inner mold Download PDFInfo
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- CN218169833U CN218169833U CN202222493514.8U CN202222493514U CN218169833U CN 218169833 U CN218169833 U CN 218169833U CN 202222493514 U CN202222493514 U CN 202222493514U CN 218169833 U CN218169833 U CN 218169833U
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Abstract
The utility model discloses a polisher for prefabricated case roof beam centre form, truss body, setting including spaning flexible case roof beam centre form are in truss body inboard just is used for carrying out the adjustable grinding device who polishes to flexible case roof beam centre form and sets up dust collector on the truss body. The utility model discloses an install adjustable grinding device on the truss body, utilize the removal of truss body to drive adjustable grinding device carries out position shift, under the prerequisite that does not influence the use of flexible case roof beam centre form, polishes flexible case roof beam centre form, combines dust collector, will polish the in-process and produce dust etc. and adsorb, avoided the injury that the dust caused to surrounding environment and workman; and the adjustable polishing device can move according to the shape change of the flexible box girder internal mold, so that the flexible box girder internal mold can be conveniently polished according to the shape change of the flexible box girder internal mold, polishing equipment does not need to be additionally replaced, and the construction period is not additionally increased.
Description
Technical Field
The utility model belongs to the technical field of the case roof beam grinding, especially, relate to a polisher for prefabricated case roof beam centre form.
Background
In the construction process of the continuous box girder bridge, the box girder needs to be prefabricated, so that subsequent construction is convenient, when the box girder is prefabricated, the inner mold and the steel formwork on the outer side need to be used together to form a cavity of a concrete member, and concrete is poured subsequently to form the prefabricated box girder; these prefabricated box girders are all formed by pouring concrete at present, and after one box girder is poured, condensed concrete always remains on the surface of the steel formwork and the inner mould of the box girder, so that the surface of the inner mould of the box girder needs to be polished to repeatedly use the inner mould of the box girder to pour the next box girder. The box girder inner mold is a flexible inner mold which can expand and contract and has different shapes and is formed by vulcanizing high molecular characteristics of rubber and high-strength fiber cloth, and the box girder inner mold can extend and expand to meet the design requirement of the section of the box girder inner mold according to the actual construction requirement; therefore, when the grinding machine is used for grinding the condensed concrete of the box girder internal mold, the shape of the internal mold can be changed according to construction requirements, and the conventional grinding machine is usually only suitable for the box girder internal mold with one shape and cannot be suitable for the steel girder internal mold after expansion or contraction, so that the efficiency of grinding the steel girder internal mold is low, and the construction period is easily increased.
SUMMERY OF THE UTILITY MODEL
The technical problem to be solved by the utility model is to provide a polisher for a prefabricated box girder inner mold, which aims at overcoming the defects in the prior art, and comprises an adjustable polishing device arranged on a truss body, wherein the adjustable polishing device is driven by the movement of the truss body to move, the flexible box girder inner mold is polished on the premise of not influencing the use of the flexible box girder inner mold, and dust generated in the polishing process is absorbed by combining a dust removal device, so that the damage of the dust to the surrounding environment and workers is avoided; and the adjustable polishing device can move according to the shape change of the flexible box girder internal mold, so that the flexible box girder internal mold can be conveniently polished according to the shape change of the flexible box girder internal mold, polishing equipment does not need to be additionally replaced, and the construction period is not additionally increased.
In order to solve the technical problem, the utility model discloses a technical scheme is: the utility model provides a polisher is used to prefabricated case roof beam centre form which characterized in that: the flexible box girder internal mold grinding device comprises a truss body crossing a flexible box girder internal mold, an adjustable grinding device arranged on the inner side of the truss body and used for grinding the flexible box girder internal mold, and a dust removing device arranged on the truss body;
the flexible box girder inner die comprises a top die section and two side die sections, wherein the top die section is horizontally arranged, the two side die sections are symmetrically arranged below the top die section, and the end parts, far away from the top die section, of the side die sections are inclined inwards; the connecting part of the top mould section and the side mould section is provided with an external corner circular arc section, the end part of the side mould section far away from the top mould section is provided with an internal buckling section, and the top mould section, the two external corner circular arc sections, the two side mould sections and the two internal buckling sections are integrally formed;
the truss body comprises a main truss body which is vertically arranged, two adjustable auxiliary trusses which are vertically arranged in the main truss body and two moving structures which are arranged on the outer side of the main truss body, the two adjustable auxiliary trusses are symmetrically arranged at the bottom of the main truss body, and the two moving structures are symmetrically arranged on the outer side of the main truss body; a plurality of sliding rails are horizontally arranged at the bottom of the main truss; the bottom of the adjustable auxiliary truss is provided with a sliding wheel matched with the sliding rail;
the movable structure comprises a supporting box body vertically arranged on the outer side of the main truss, a plurality of movable wheels arranged at the bottom of the supporting box body, and an adjusting hydraulic cylinder connected between the supporting box body and the adjustable auxiliary truss; the adjustable auxiliary truss is of a right-angle trapezoid-like structure, and a right-angle waist in the right-angle trapezoid-like structure is close to the supporting box body;
the adjustable grinding device comprises a first grinding mechanism arranged on the main truss and a second grinding mechanism arranged on the adjustable auxiliary truss.
Foretell polisher for precast box girder centre form, its characterized in that: a steel plate is laid on the top of the main body truss; the main truss comprises a horizontal section horizontally arranged above the flexible box girder internal mold and two vertical sections symmetrically arranged below the horizontal section, the horizontal section and the two vertical sections are integrally formed, and the horizontal section and the two vertical sections form a door-shaped structural member; the steel plates are horizontally arranged on the horizontal section; a plurality of slide rails are horizontally arranged on the vertical section; the supporting box body is vertically arranged on the outer side of the vertical section.
Foretell polisher for precast box girder centre form which characterized in that: the first grinding mechanism includes a first grinding unit disposed on top of the top mold segment and used for grinding the top mold segment.
Foretell polisher for precast box girder centre form which characterized in that: the first polishing unit comprises a horizontal polishing component horizontally arranged at the top of the top die section and two oblique polishing components obliquely arranged at the top of the top die section, and the horizontal polishing component and the oblique polishing components respectively comprise a plurality of first hanging plates which are connected to the main truss, a first rotating shaft arranged on the first hanging plates, a first polishing motor connected with the first rotating shaft and a first polishing roller sleeved on the first rotating shaft; the first polishing roller in the horizontal polishing assembly is horizontally arranged, and the first polishing roller in the oblique polishing assembly is obliquely arranged.
Foretell polisher for precast box girder centre form which characterized in that: the second grinding mechanism comprises two grinding units which are arranged on the outer side of the external corner circular arc section and are used for grinding, wherein the second grinding unit and the two grinding units are arranged on the outer side of the side die section and are used for grinding, the third grinding unit and the two grinding units are arranged on the outer side of the inner buckling section and are used for grinding the fourth grinding unit of the inner buckling section.
Foretell polisher for precast box girder centre form which characterized in that: the second polishing unit, the third polishing unit and the fourth polishing unit comprise a plurality of second hanging plates which are all connected to the adjustable auxiliary truss, second rotating shafts which are installed on the second hanging plates, second polishing motors which are connected with the second rotating shafts, and second polishing rollers which are sleeved on the second rotating shafts.
Foretell polisher for precast box girder centre form which characterized in that: the second polishing roller in the second polishing unit is of a waist drum-shaped structure, the horizontal polishing assembly and the first polishing roller in the oblique polishing assembly are both of cylindrical structures, and the second polishing roller in the third polishing unit and the second polishing roller in the fourth polishing unit are both of cylindrical structures.
Foretell polisher for precast box girder centre form which characterized in that: the dust removal device comprises a first dust removal unit arranged at the top of the horizontal grinding assembly, a second dust removal unit arranged at the top of the inclined grinding assembly, a third dust removal unit arranged at the top of the second grinding unit, a fourth dust removal unit arranged at the top of the third grinding unit and a fifth dust removal unit arranged at the top of the fourth grinding unit, wherein the first dust removal unit, the second dust removal unit, the third dust removal unit, the fourth dust removal unit and the fifth dust removal unit are identical in structure, and the first dust removal unit, the second dust removal unit, the third dust removal unit, the fourth dust removal unit and the fifth dust removal unit respectively comprise an air suction opening, an air suction pipeline and a dust removal motor.
Compared with the prior art, the utility model has the following advantage:
1. the utility model discloses an install adjustable grinding device on the truss body, utilize the removal of truss body to drive adjustable grinding device carries out position shift, under the prerequisite that does not influence the use of flexible case roof beam centre form, polishes flexible case roof beam centre form, combines dust collector, will polish the in-process and produce dust etc. and adsorb, avoided the injury that the dust caused to surrounding environment and workman; and the adjustable polishing device can move according to the shape change of the flexible box girder internal mold, so that the flexible box girder internal mold can be conveniently polished according to the shape change of the flexible box girder internal mold, polishing equipment does not need to be additionally replaced, and the construction period is not additionally increased.
2. The utility model discloses in will the structure of flexible case roof beam centre form specifically divides, falls into seven sections surfaces that are connected, and the surface of every division corresponds corresponding unit of polishing, compares the quantity that the roller mechanism of polishing that can significantly reduce of current mode of polishing, also can cover all surfaces of girder steel centre form according to the roller of polishing that the shape fit on corresponding surface corresponds, has improved the efficiency of polishing to the case roof beam centre form.
3. The utility model discloses utilize the slide rail of main part truss bottom with the movable pulley of adjustable auxiliary truss bottom can be realized the position of adjustable auxiliary truss removes, thereby drives and installs on the adjustable auxiliary truss the position of second grinding mechanism removes, makes second grinding mechanism can adapt to the concrete shape of flexible case roof beam centre form, improves the efficiency of the girder steel centre form of polishing.
To sum up, the utility model discloses an install adjustable grinding device on the truss body, utilize the removal of truss body to drive adjustable grinding device carries out position shift, under the prerequisite that does not influence the use of flexible case roof beam centre form, polish the flexible case roof beam centre form, combine the dust collector, adsorb dust etc. that produce in the polishing process, avoided the dust to the injury that the surrounding environment and workman caused; and the adjustable polishing device can move according to the shape change of the flexible box girder internal mold, so that the flexible box girder internal mold can be conveniently polished according to the shape change of the flexible box girder internal mold, polishing equipment does not need to be additionally replaced, and the construction period is not additionally increased.
The technical solution of the present invention is further described in detail by the accompanying drawings and examples.
Drawings
Fig. 1 is a schematic structural diagram of the present invention.
Fig. 2 is a front view of fig. 1.
Fig. 3 is the utility model discloses the structural schematic of horizontal polishing subassembly, slant polishing subassembly, third polishing unit and fourth polishing unit.
Fig. 4 is a schematic structural view of the second grinding roller of the second grinding unit of the present invention.
Fig. 5 is the connection relationship diagram of the dust removing device, the adjustable auxiliary truss, the moving structure and the adjustable polishing device of the present invention.
FIG. 6 is a schematic structural view of the inner mold of the box girder of the present invention
Fig. 7 is a usage state diagram of the present invention.
Description of reference numerals:
1-flexible box girder inner mould; 1-top mold section; 1-2-side mold sections;
1-3-external corner circular arc section; 1-4-inner buckle section; 2, a main truss;
3-adjustable auxiliary truss; 4, a sliding rail; 5, a sliding wheel;
6, supporting the box body; 7-moving wheels; 8, adjusting a hydraulic cylinder;
9-a first hanger plate; 11-a first grinding motor; 13-a first grinding roller;
14-a second hanger plate; 16-a second grinding motor; 18-a second grinding roller;
19-a support frame; 20-an air suction opening; 21-an air draft pipeline;
22-an electric cabinet.
Detailed Description
As shown in fig. 1 to 7, the present invention includes a truss body crossing over a flexible box girder inner mold 1, an adjustable polishing device disposed inside the truss body and used for polishing the flexible box girder inner mold 1, and a dust removing device disposed on the truss body;
the flexible box girder inner mould 1 comprises a top mould section 1-1 arranged horizontally and two side mould sections 1-2 symmetrically arranged below the top mould section 1-1, and the end parts, far away from the top mould section 1-1, of the side mould sections 1-2 are inclined inwards; an external corner circular arc section 1-3 is arranged at the joint of the top mould section 1-1 and the side mould section 1-2, an internal buckling section 1-4 is arranged at the end part of the side mould section 1-2 far away from the top mould section 1-1, and the top mould section 1-1, the two external corner circular arc sections 1-3, the two side mould sections 1-2 and the two internal buckling sections 1-4 are integrally formed;
the truss body comprises a main truss body 2 which is vertically arranged, two adjustable auxiliary trusses 3 which are vertically arranged in the main truss body 2 and two moving structures which are arranged on the outer side of the main truss body 2, wherein the two adjustable auxiliary trusses 3 are symmetrically arranged at the bottom of the main truss body 2, and the two moving structures are symmetrically arranged on the outer side of the main truss body 2; a plurality of slide rails 4 are horizontally arranged at the bottom of the main body truss 2; the bottom of the adjustable auxiliary truss 3 is provided with a sliding wheel 5 matched with the sliding rail 4;
the moving structure comprises a supporting box body 6 vertically arranged on the outer side of the main body truss 2, a plurality of moving wheels 7 arranged at the bottom of the supporting box body 6, and an adjusting hydraulic cylinder 8 connected between the supporting box body 6 and the adjustable auxiliary truss 3; the adjustable auxiliary truss 3 is of a right-angle trapezoid-like structure, and a right-angle waist in the right-angle trapezoid-like structure is close to the supporting box body 6;
the adjustable grinding device comprises a first grinding mechanism arranged on the main truss 2 and a second grinding mechanism arranged on the adjustable auxiliary truss 3.
When the flexible box girder inner mold is actually used, the adjustable polishing device is arranged on the truss body, the adjustable polishing device is driven to move by the movement of the truss body, the flexible box girder inner mold 1 is polished on the premise that the use of the flexible box girder inner mold 1 is not influenced, and dust and the like generated in the polishing process are adsorbed by combining the dust removal device, so that the damage of the dust to the surrounding environment and workers is avoided; the adjustable polishing device can move according to the shape change of the flexible box girder inner mold 1, so that the flexible box girder inner mold 1 can be conveniently polished according to the shape change of the flexible box girder inner mold 1, extra polishing equipment does not need to be replaced, and the construction period is not additionally increased.
Wherein, will the structure of flexible case roof beam centre form 1 specifically divides into seven sections surfaces that are connected, and the surface of every division corresponds corresponding unit of polishing, compares the quantity that present mode of polishing can significantly reduce the roller mechanism of polishing, also can cover all surfaces of girder steel centre form according to the roller of polishing that the shape fit on corresponding surface corresponds, has improved the efficiency of polishing to the case roof beam centre form.
In addition, the position of the adjustable auxiliary truss 3 can be moved by utilizing the sliding rail 4 at the bottom of the main truss 2 and the sliding wheel 5 at the bottom of the adjustable auxiliary truss 3, so that the position of the second polishing mechanism arranged on the adjustable auxiliary truss 3 is driven to move, the second polishing mechanism can adapt to the specific shape of the flexible box girder inner mold 1, and the efficiency of polishing the steel girder inner mold is improved.
As shown in fig. 2, one end of the adjusting hydraulic cylinder 8 is disposed on the outer side surface of the supporting box 6, and the other end of the adjusting hydraulic cylinder 8 is disposed on the adjustable auxiliary truss 3. The moving wheel 7 is arranged at the bottom of the supporting box body 6 through a supporting frame 19.
As shown in fig. 1, 2 and 7, in the present embodiment, a steel plate is laid on the top of the main truss 2; the main truss 2 comprises a horizontal section horizontally arranged above the flexible box girder internal mold 1 and two vertical sections symmetrically arranged below the horizontal section, the horizontal section and the two vertical sections are integrally formed, and the horizontal section and the two vertical sections form a door-shaped structural member; the steel plates are horizontally arranged on the horizontal section; a plurality of slide rails 4 are horizontally arranged on the vertical section; the supporting box body 6 is vertically arranged on the outer side of the vertical section.
During the in-service use, adjustable auxiliary truss 3 with main part truss 2 is the frame construction of compriseing the member, and the optional steel truss that uses or steel and wood combine constitutes adjustable auxiliary truss 3 with each member of main part truss 2 can be formed by square pipe welding, also can form by welding or bolted connection by square pipe and wood combination.
In this embodiment, the first grinding mechanism includes a first grinding unit disposed on top of the top mold section 1-1 and used for grinding the top mold section 1-1.
In this embodiment, the first polishing unit comprises a horizontal polishing assembly horizontally arranged on the top of the top die section 1-1 and two oblique polishing assemblies obliquely arranged on the top of the top die section 1-1, and each of the horizontal polishing assembly and the oblique polishing assemblies comprises a plurality of first hanging plates 9 which are connected to the main truss 2, a first rotating shaft arranged on the first hanging plates 9, a first polishing motor 11 connected with the first rotating shaft, and a first polishing roller 13 sleeved on the first rotating shaft; the first polishing roller 13 in the horizontal polishing assembly is horizontally arranged, and the first polishing roller 13 in the oblique polishing assembly is obliquely arranged.
In practical use, the horizontal grinding assembly comprises a plurality of first grinding rollers 13, and the plurality of first grinding rollers 13 are distributed on the top of the top die section 1-1 in a plum blossom shape; the two inclined grinding assemblies are symmetrically arranged at the top of the top die section 1-1, and each inclined grinding assembly comprises two first grinding rollers 13 which are symmetrically arranged. In actual use, the first grinding roller 13 in the horizontal grinding assembly and the first grinding roller 13 in the inclined grinding assembly are attached to the structure of the top die section 1-1.
In this embodiment, the second grinding mechanism includes two second grinding units, two third grinding units and two fourth grinding units, wherein the two second grinding units are arranged on the outer sides of the external corner circular arc sections 1-3 and are used for grinding the external corner circular arc sections 1-3, the two third grinding units are arranged on the outer sides of the side mold sections 1-2 and are used for grinding the side mold sections 1-2, and the two fourth grinding units are arranged on the outer sides of the inner buckle sections 1-4 and are used for grinding the inner buckle sections 1-4.
In this embodiment, each of the second polishing unit, the third polishing unit, and the fourth polishing unit includes a plurality of second hanging plates 14 connected to the adjustable auxiliary truss 3, a second rotating shaft installed on the second hanging plates 14, a second polishing motor 16 connected to the second rotating shaft, and a second polishing roller 18 sleeved on the second rotating shaft.
In actual use, as shown in fig. 1 and 3, the first hanger plate 9 and the second hanger plate 14 have the same structure, each of the first hanger plate 9 and the second hanger plate 14 includes a connecting plate and two support plates vertically arranged at the bottom of the connecting plate, and the connecting plate and the two support plates are integrally formed; the first rotating shaft and the second rotating shaft are identical in structure; the first polishing motor 11 and the second polishing motor 16 are of the same type. In practical use, the second grinding roller 18 in the second grinding unit is attached to the external corner circular arc section 1-3, the second grinding roller 18 in the third grinding unit is attached to the side mold section 1-2, and the second grinding roller 18 in the fourth grinding unit is attached to the inner buckle section 1-4.
As shown in fig. 1, 2, 3, 4, 5 and 7, in the present embodiment, the second grinding roller 18 of the second grinding unit has a waist-drum-shaped structure, the first grinding roller 13 of the horizontal grinding assembly and the diagonal grinding assembly has a cylindrical structure, and the second grinding roller 18 of the third grinding unit and the fourth grinding unit has a cylindrical structure.
As shown in fig. 5, in this embodiment, the dust removing device includes a first dust removing unit disposed on the top of the horizontal polishing assembly, a second dust removing unit disposed on the top of the oblique polishing assembly, a third dust removing unit disposed on the top of the second polishing unit, a fourth dust removing unit disposed on the top of the third polishing unit, and a fifth dust removing unit disposed on the top of the fourth polishing unit, the first dust removing unit, the second dust removing unit, the third dust removing unit, the fourth dust removing unit, and the fifth dust removing unit have the same structure, and the first dust removing unit, the second dust removing unit, the third dust removing unit, the fourth dust removing unit, and the fifth dust removing unit include an air suction opening 20, an air suction pipeline 21, and a dust removing motor.
As shown in fig. 5, the main function of the air suction opening 20 is to absorb dust generated during the grinding process, so as to prevent the dust from affecting the surrounding environment and people, and the air suction opening 20 is close to the grinding roller in order to ensure that the air suction opening 20 can absorb the dust. The dust can be adsorbed into the supporting box body 6 through the air suction pipeline 21, and a dust box for collecting dust is arranged in the supporting box body 6. The dedusting motor can be connected with the electric cabinet 22, and is electrically controlled through a cable, and the dedusting motor is controlled by the electric cabinet 22; the first grinding motor 11 and the second grinding motor 16 are electrically connected with an electric control box 22 through cables, and the electric control box 22 is used for controlling the first grinding motor 11 and the second grinding motor 16; the adjusting hydraulic cylinders 8 are electrically connected with the electric control box 22 through cables, and the adjusting hydraulic cylinders 8 are controlled by the electric control box 22.
The above, only be the utility model discloses a preferred embodiment, it is not right the utility model discloses do any restriction, all according to the utility model discloses the technical entity all still belongs to any simple modification, change and the equivalent structure change of doing above embodiment the utility model discloses technical scheme's within the scope of protection.
Claims (8)
1. The utility model provides a polisher is used to prefabricated case roof beam centre form which characterized in that: the flexible box girder internal mold grinding device comprises a truss body crossing a flexible box girder internal mold (1), an adjustable grinding device arranged on the inner side of the truss body and used for grinding the flexible box girder internal mold (1), and a dust removal device arranged on the truss body;
the flexible box girder internal mold (1) comprises a horizontally arranged top mold section (1-1) and two side mold sections (1-2) symmetrically arranged below the top mold section (1-1), and the end parts, far away from the top mold section (1-1), of the side mold sections (1-2) are inclined inwards; an external corner circular arc section (1-3) is arranged at the joint of the top mould section (1-1) and the side mould section (1-2), an internal buckling section (1-4) is arranged at the end part, far away from the top mould section (1-1), of the side mould section (1-2), and the top mould section (1-1), the two external corner circular arc sections (1-3), the two side mould sections (1-2) and the two internal buckling sections (1-4) are integrally formed;
the truss body comprises a main truss (2) which is vertically arranged, two adjustable auxiliary trusses (3) which are vertically arranged in the main truss (2), and two moving structures which are arranged on the outer side of the main truss (2), wherein the two adjustable auxiliary trusses (3) are symmetrically arranged at the bottom of the main truss (2), and the two moving structures are symmetrically arranged on the outer side of the main truss (2); a plurality of sliding rails (4) are horizontally arranged at the bottom of the main body truss (2); the bottom of the adjustable auxiliary truss (3) is provided with a sliding wheel (5) matched with the sliding rail (4);
the moving structure comprises a supporting box body (6) vertically arranged on the outer side of the main body truss (2), a plurality of moving wheels (7) arranged at the bottom of the supporting box body (6) and a regulating hydraulic cylinder (8) connected between the supporting box body (6) and the adjustable auxiliary truss (3); the adjustable auxiliary truss (3) is of a right-angle trapezoid-like structure, and a right-angle waist in the right-angle trapezoid-like structure is close to the supporting box body (6);
the adjustable polishing device comprises a first polishing mechanism arranged on the main truss (2) and a second polishing mechanism arranged on the adjustable auxiliary truss (3).
2. The grinding machine for the inner mold of the precast box girder according to claim 1, characterized in that: a steel plate is laid on the top of the main body truss (2); the main truss (2) comprises a horizontal section horizontally arranged above the flexible box girder inner die (1) and two vertical sections symmetrically arranged below the horizontal section, the horizontal section and the two vertical sections are integrally formed, and the horizontal section and the two vertical sections form a door-shaped structural member; the steel plates are horizontally arranged on the horizontal section; a plurality of slide rails (4) are horizontally arranged on the vertical section; the supporting box body (6) is vertically arranged on the outer side of the vertical section.
3. The grinding machine for the inner mold of the precast box girder according to claim 1, characterized in that: the first grinding mechanism comprises a first grinding unit which is arranged on the top of the top mould section (1-1) and is used for grinding the top mould section (1-1).
4. The grinding machine for the inner mold of the precast box girder according to claim 3, characterized in that: the first polishing unit comprises a horizontal polishing component horizontally arranged at the top of the top die section (1-1) and two oblique polishing components obliquely arranged at the top of the top die section (1-1), and the horizontal polishing component and the oblique polishing components respectively comprise a plurality of first hanging plates (9) which are connected to the main truss (2), first rotating shafts arranged on the first hanging plates (9), first polishing motors (11) connected with the first rotating shafts and first polishing rollers (13) sleeved on the first rotating shafts; a first polishing roller (13) in the horizontal polishing assembly is horizontally arranged, and a first polishing roller (13) in the oblique polishing assembly is obliquely arranged.
5. The grinding machine for the inner mold of the precast box girder according to claim 4, characterized in that: the second grinding mechanism comprises two second grinding units, two fourth grinding units and two fourth grinding units, wherein the two second grinding units are arranged on the outer side of the external corner circular arc section (1-3) and are used for grinding the external corner circular arc section (1-3), the two second grinding units are arranged on the outer side of the side die section (1-2) and are used for grinding the side die section (1-2), and the two fourth grinding units are arranged on the outer side of the inner buckling section (1-4) and are used for grinding the inner buckling section (1-4).
6. The grinding machine for the inner mold of the precast box girder according to claim 5, characterized in that: the second grinding unit, the third grinding unit and the fourth grinding unit respectively comprise a plurality of second hanging plates (14) which are connected to the adjustable auxiliary truss (3), second rotating shafts which are installed on the second hanging plates (14), second grinding motors (16) which are connected with the second rotating shafts, and second grinding rollers (18) which are sleeved on the second rotating shafts.
7. The grinding machine for the inner mold of the precast box girder according to claim 6, characterized in that: and a second grinding roller (18) in the second grinding unit is of a waist drum-shaped structure, the horizontal grinding assembly and a first grinding roller (13) in the oblique grinding assembly are both of cylindrical structures, and the third grinding unit and a second grinding roller (18) in the fourth grinding unit are both of cylindrical structures.
8. The grinding machine for the inner mold of the precast box girder according to claim 7, characterized in that: the dust removal device comprises a first dust removal unit arranged at the top of the horizontal grinding assembly, a second dust removal unit arranged at the top of the inclined grinding assembly, a third dust removal unit arranged at the top of the second grinding unit, a fourth dust removal unit arranged at the top of the third grinding unit and a fifth dust removal unit arranged at the top of the fourth grinding unit, wherein the first dust removal unit, the second dust removal unit, the third dust removal unit, the fourth dust removal unit and the fifth dust removal unit are identical in structure, and the first dust removal unit, the second dust removal unit, the third dust removal unit, the fourth dust removal unit and the fifth dust removal unit respectively comprise an air suction opening (20), an air suction pipeline (21) and a dust removal motor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222493514.8U CN218169833U (en) | 2022-09-19 | 2022-09-19 | Polisher for prefabricated box girder inner mold |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222493514.8U CN218169833U (en) | 2022-09-19 | 2022-09-19 | Polisher for prefabricated box girder inner mold |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218169833U true CN218169833U (en) | 2022-12-30 |
Family
ID=84625960
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222493514.8U Active CN218169833U (en) | 2022-09-19 | 2022-09-19 | Polisher for prefabricated box girder inner mold |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218169833U (en) |
-
2022
- 2022-09-19 CN CN202222493514.8U patent/CN218169833U/en active Active
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