CN107956273B - Combined forming anchor backing plate and manufacturing method thereof - Google Patents
Combined forming anchor backing plate and manufacturing method thereof Download PDFInfo
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- CN107956273B CN107956273B CN201610912787.8A CN201610912787A CN107956273B CN 107956273 B CN107956273 B CN 107956273B CN 201610912787 A CN201610912787 A CN 201610912787A CN 107956273 B CN107956273 B CN 107956273B
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- backing plate
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- bearing backing
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04C—STRUCTURAL ELEMENTS; BUILDING MATERIALS
- E04C5/00—Reinforcing elements, e.g. for concrete; Auxiliary elements therefor
- E04C5/08—Members specially adapted to be used in prestressed constructions
- E04C5/12—Anchoring devices
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23P—METAL-WORKING NOT OTHERWISE PROVIDED FOR; COMBINED OPERATIONS; UNIVERSAL MACHINE TOOLS
- B23P15/00—Making specific metal objects by operations not covered by a single other subclass or a group in this subclass
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- Structural Engineering (AREA)
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- Joining Of Building Structures In Genera (AREA)
Abstract
A combined forming anchor backing plate comprises a pressure bearing backing plate and a horn pipe which are of a separation structure, wherein a mounting threaded hole and a grouting hole are formed in the pressure bearing backing plate, and a spigot is formed in the pressure bearing backing plate and is a continuous groove stop edge or a stop edge with interval groove teeth; the horn pipe is formed by combining and splicing 2-6 steel plates through welding, riveting or buckling and crimping, reinforcing ribs I are stamped on the horn pipe at the joint bent angle of the horn pipe and the pressure-bearing backing plate, and reinforcing ribs II with different sizes are stamped in the height direction of the horn pipe; in the use state, the pressure bearing backing plate and the horn tube of the separating structure are combined into the combined forming anchor backing plate in a welding, riveting or buckling mode. The manufacturing method is that the pressure-bearing backing plate and the horn tube are manufactured through punching shear or stretching respectively, the horn tube is manufactured by processing 2-6 steel plates, and then the whole horn tube and the pressure-bearing backing plate are combined together through welding, riveting or buckling and crimping modes to form the combined forming anchor backing plate. The anchor backing plate has good quality and high structural safety.
Description
Technical Field
The utility model relates to an anchor backing plate and a manufacturing method thereof, in particular to a combined forming anchor backing plate and a manufacturing method thereof.
Background
In post-tensioned prestressed concrete members, the anchor backing plate is used as an important member in an anchor, is directly embedded in concrete and mainly plays roles in load transmission and stress dispersion, and transmits the prestress applied by the anchor to a structure to bear huge stress. At present, the anchor backing plate is mainly cast iron or cast steel which is formed by integral casting, and when the cast iron or cast steel anchor backing plate is manufactured, the casting consumes energy, consumes time and pollutes the environment, and the process is complex, the degree of automation is not high, and the anchor backing plate also needs subsequent processing, so that the production efficiency is low, and the production cost is higher; moreover, the cast part is easy to generate defects such as air holes, looseness and the like, is easy to break when in use, and causes safe collapse for engineering structures and construction.
The patent publication number is: CN205476081U, entitled: the utility model patent application of steel plate stamping, stretching and welding to form an anchor backing plate discloses a steel plate stamping, stretching and welding to form an anchor backing plate, which comprises a cone, a fixed ring and a base, wherein the cone is an integrated cone formed by stamping a steel plate, but in actual production, it is practically impossible to manufacture the anchor backing plate by stamping a steel plate into an integrated cone, and the cost is too high; the patent publication number is: CN104759844a, the name of which is: a processing method of a round anchor backing plate is disclosed in patent publication No.: CN104690516a, the name of which is: the method for processing the flat anchor backing plate sequentially comprises blanking, upper forming, lower forming and welding to obtain the round and flat anchor backing plate, which is only one conception, has no actual content and cannot be implemented.
Disclosure of Invention
The utility model aims at solving the problems that the performance of an anchor backing plate is seriously affected by defects caused by casting and the like caused by the fact that the anchor backing plate is generally cast and formed in the prior art, and provides a practical solution, namely a combined forming anchor backing plate which can improve the product quality and the production efficiency of the anchor backing plate and ensure the safety of a structure; meanwhile, the utility model also provides a manufacturing method of the combined forming anchor backing plate, and the method is simple and practicable from the practical production and installation, so as to practically solve the problems existing in the prior art.
The technical scheme for solving the problems is as follows: a combined forming anchor backing plate comprises a pressure bearing backing plate and a horn pipe which are of a separation structure, wherein the pressure bearing backing plate is provided with a mounting threaded hole and a grouting hole; the method is characterized in that: the pressure-bearing backing plate is provided with a spigot, the spigot is a continuous groove stop edge or a stop edge with interval groove teeth, the stop edge with interval groove teeth and the concave part between the groove teeth are in smooth transition, and a protrusion of a table reinforcing rib is formed on the back of the spigot of the pressure-bearing backing plate;
the horn tube is formed by combining and splicing 2-6 steel plates through welding, riveting or buckling and crimping; in the use state, the pressure bearing backing plate and the horn tube of the separating structure are combined into the combined forming anchor backing plate in a welding, riveting or buckling mode.
The further technical scheme of the combined forming anchor backing plate is as follows: reinforcing ribs I are stamped on the horn tube at the joint bent angle of the horn tube and the pressure-bearing backing plate; reinforcing ribs II with different sizes are stamped in the height direction of the horn tube.
Another related technical scheme is as follows: the manufacturing method of the combined forming anchor backing plate comprises the following steps:
A. and (3) blanking:
a1, selecting a steel plate with a proper size for punching or cutting into a shape and a size required by the pressure bearing backing plate according to the design of the pressure bearing backing plate of the anchor backing plate;
a2, according to the shape of the horn tube, the process design is formed by combining a plurality of parts after stamping forming, and steel plate punching shear is carried out on each part;
B. manufacturing a pressure bearing backing plate:
selecting a proper punch and a proper die to punch the spigot and the through hole according to the thickness and the appearance of the cut pressure-bearing backing plate, and processing and installing threaded holes and grouting holes to be combined;
C. manufacturing a horn tube:
2-6 horn pipe parts formed by punching shear and stamping are combined into an integral horn pipe by welding, riveting or buckling and crimping;
D. and (3) assembling and forming:
the integral horn tube and the bearing backing plate are combined together in a welding, riveting or buckling and crimping mode to form the combined forming anchor backing plate.
The manufacturing method of the combined forming anchor backing plate comprises the following further technical scheme: reinforcing ribs I are stamped on the horn tube at the joint bent angle of the horn tube and the pressure-bearing backing plate; reinforcing ribs II with different sizes are stamped in the height direction of the horn tube.
By adopting the technical scheme, the combined forming anchor backing plate and the manufacturing method thereof have the following beneficial effects:
1. the problem that the performance of the anchor backing plate is seriously affected by defects caused by casting of the anchor backing plate which is generally cast and formed at present is avoided, and the production process is simpler and more convenient, environment-friendly and short in period:
the anchor backing plate is integrally manufactured by cutting and stamping steel plates and combining the steel plates in a welding mode, a riveting mode, a buckling mode and a pressing mode, the defects that the anchor backing plate is seriously affected by defects caused by casting and the like caused by the integral casting forming at present are avoided, the defects of energy consumption, time consumption, environmental pollution and the like in the casting process are overcome, a simple and feasible solution is provided, the production process is simpler and more convenient, the environment is protected, the period is short, the production line production mode can be formed, the product quality and the production efficiency of the anchor backing plate are improved, and the safety of the structure is ensured.
2. The number of the patent publication is as follows: compared with the technology of the CN205476081U, CN104759844A and the CN104690516 patent application, the structure is more perfect, the cost is low, the production process is simpler, the feasibility is strong, meanwhile, in the patent, the connection of the horn tube 1 and the pressure-bearing backing plate 2 can be combined and combined into an integral anchor backing plate structure in various modes such as welding or riveting or buckling crimping, mutual combination and the like, and the horn tube 2 is manufactured by processing 2-6 steel plates and can be decomposed according to the complexity of the product structure; the combined splicing processing method in the multiple modes can be selected and allocated at will according to factors such as production equipment, sites, personnel, environment and the like, and the processing modes are more flexible and changeable.
The technical features of a composite formed anchor pad and method of making the same of the present utility model are further described below with reference to the accompanying drawings and examples.
Drawings
FIG. 1 is a schematic view of the overall structure of a modular anchor pad of the present utility model;
fig. 2-1 to 2-3 are schematic views of several forms of bearing pad structures:
fig. 2-1: circular, fig. 2-2: rectangle, fig. 2-3: a square;
fig. 3-1 to 3-4 are schematic views of the structure of a pressure-bearing pad with a continuous groove at the edge of the spigot according to the first embodiment:
FIG. 3-1 is a circular pressure pad, FIG. 3-2 is a cross-sectional view A-A of FIG. 3-1;
fig. 3-3 is a rectangular pressure pad, and fig. 3-4 is a B-B cross-sectional view of fig. 3-3;
fig. 4-1 to 4-6 are schematic structural views of a pressure-bearing backing plate with spaced groove teeth at the edge of the spigot according to the first embodiment:
figures 4-1 to 4-3 are circular pressure-bearing mats,
fig. 4-2 is a front cross-sectional view, fig. 4-1 is a bottom view of fig. 4-2, and fig. 4-3 is a top view of fig. 4-2;
fig. 4-4 to 4-6 are rectangular pressure-bearing mats:
fig. 4-5 are front cross-sectional views, fig. 4-4 being bottom views of fig. 4-5, fig. 4-6 being top views of fig. 4-5;
fig. 5-1 to 5-2 are schematic views of an integral horn tube formed by welding:
fig. 5-1: front view semi-sectioned, fig. 5-2: FIG. 5-1 is a top view;
FIG. 6 is a schematic diagram of a monolithic horn formed by riveting;
FIG. 7-1 is a schematic diagram of an integral horn constructed by a snap-fit crimping arrangement;
FIG. 7-2 is an enlarged view of section C of FIG. 7-1;
fig. 8-1 to 8-4 are schematic views of the structure of the anchor pad plate with the reinforcing ribs formed by combining:
FIGS. 8-1 to 8-2 show reinforcing ribs at the joint bent angles of the horn tubes and the pressure-bearing backing plates;
FIGS. 8-3 to 8-4 show reinforcing ribs in the height direction of the horn tube;
fig. 9-1 to 9-2 are schematic views of 4-piece horn tube structures.
In the figure:
1-a pressure bearing backing plate, 11-a spigot, 111-a continuous groove stop edge, 112-a stop edge with spaced groove teeth, 113-a protrusion of a reinforcing rib, 12-a grouting hole and 13-a threaded hole;
2-horn tube, 21-reinforcing rib I, 22-reinforcing rib II;
31-rivet, 32-rivet hole.
Description of the embodiments
Embodiment one:
as shown in fig. 1, the combined anchor backing plate comprises a pressure bearing backing plate 1 and a horn tube 2 which are of separate structures, wherein the pressure bearing backing plate is provided with a mounting threaded hole 13 and a grouting hole 12 so as to facilitate construction and installation and duct grouting; the pressure bearing backing plate 1 is provided with a spigot 11; the shape of the pressure bearing backing plate is round, oval, rectangular or square (see figures 2-1 to 2-3).
The horn tube 2 is formed by combining and splicing 2 steel plates through welding, riveting or buckling and crimping;
in the use state, the pressure bearing backing plate 1 and the horn tube 2 of the separation structure are combined into the combined forming anchor backing plate in a welding, riveting or buckling mode.
Different embodiments are provided according to the stop edge form of the spigot 11 on the pressure bearing backing plate 1 and the structure of the horn tube 2.
As shown in fig. 3-1 to 3-4, the spigot edge 111 of the bearing pad 1 is a continuous groove, wherein fig. 3-1 is a circular bearing pad, and fig. 3-3 is a rectangular bearing pad.
In order to ensure the shear strength after stamping and the bearing capacity of the reinforced backing plate, the spigot stopping edge 11 can be stamped into spacing groove teeth, the stopping edge 112 with the spacing groove teeth and the concave part spaced by the groove teeth are in smooth transition, the back of the spigot of the bearing backing plate is provided with a bulge 113 of a reinforcing rib, the spigot stopping edge is a circular bearing backing plate with the spacing groove teeth in fig. 4-1 to 4-3, and the spigot stopping edge is a rectangular bearing backing plate with the spacing groove teeth in fig. 4-4 to 4-6.
As shown in fig. 5-1 to 5-2, the horn tube 2 is formed by combining 2 steel plates through welding and fixing connection;
as shown in fig. 6, the horn tube 2 is formed by combining 2 steel plates by riveting;
as shown in fig. 7-1 to 7-2, the horn tube 2 is formed by combining 2 steel plates by a buckling and pressing method.
As a transformation of the embodiment of the utility model, the horn tube 2 can be formed by combining 4, 6 or 8 steel plates through welding; fig. 9-1 to 9-2 are schematic views of 4-piece horn tube structures.
As a further alternative of the first embodiment of the present utility model, the reinforcing ribs i 21 are punched on the horn tube 2 at the joint bending angle with the pressure-bearing backing plate 1 (see fig. 8-1 to 8-2); or reinforcing ribs II 22 (see figures 8-3-8-4) with different sizes are punched in the height direction of the horn tube so as to improve rigidity and enhance the bonding force of the horn tube and the concrete.
Embodiment two:
a method for manufacturing a combined forming anchor backing plate, namely a method for manufacturing the combined forming anchor backing plate, comprises the steps of manufacturing a pressure-bearing backing plate and a horn pipe through punching and shearing or stretching respectively, splicing 2-6 steel plates through welding, riveting or buckling and crimping, and then combining the whole horn pipe and the pressure-bearing backing plate together through welding, riveting or buckling and crimping to form the combined forming anchor backing plate; it comprises the following steps:
A. and (3) blanking:
a1, selecting a steel plate with a proper size for punching or cutting into a shape and a size required by the pressure bearing backing plate 1 according to the design of the pressure bearing backing plate of the anchor backing plate;
a2, designing 2-8 pieces of steel plates which are respectively formed by stamping and then combining according to the shape and the size of the horn tube 2, and punching and shearing the steel plates on each part;
B. manufacturing a pressure bearing backing plate:
selecting a proper punch and a proper die to punch the spigot and the through hole according to the thickness and the appearance of the cut pressure-bearing backing plate 1, and processing and installing threaded holes and grouting holes to be combined;
C. manufacturing a horn tube:
2-8 horn pipe parts formed by punching shear and stamping are combined into an integral horn pipe by welding, riveting or buckling and crimping;
D. and (3) assembling and forming:
the integral horn tube and the bearing backing plate are combined together in a welding, riveting or buckling and crimping mode to form the combined forming anchor backing plate.
As a modification of the first embodiment of the present utility model, a reinforcing rib i 21 is stamped on the horn tube 2 at the joint corner with the pressure-bearing backing plate 1 (see fig. 8-1 to 8-2); or reinforcing ribs II 22 (see figures 8-3-8-4) with different sizes are punched in the height direction of the horn tube so as to improve rigidity and enhance the bonding force of the horn tube and the concrete.
In each embodiment of the present utility model, the stamping process, the shearing process, and the welding, riveting or buckling method may be implemented by using the prior art, and the specific method is not described herein.
Claims (4)
1. A combined forming anchor backing plate comprises a pressure bearing backing plate (1) and a horn tube (2) which are of a separation structure, wherein a mounting threaded hole (13) and a grouting hole (12) are formed in the pressure bearing backing plate; the method is characterized in that: the pressure-bearing backing plate (1) is provided with a spigot (11), the spigot (11) is a continuous groove stop edge (111) or a stop edge (112) with interval groove teeth, the stop edge (112) with interval groove teeth and the concave part between the groove teeth are in smooth transition, and a boss (113) of a table reinforcing rib is formed on the back of the spigot of the pressure-bearing backing plate;
the horn tube (2) is formed by combining and splicing 2-6 steel plates through welding, riveting or buckling and crimping; in the use state, the pressure bearing backing plate (1) and the horn tube (2) of the separating structure are combined into the combined forming anchor backing plate in a welding, riveting or buckling mode.
2. A modular anchor pad as claimed in claim 1, wherein: reinforcing ribs I (21) are stamped on the horn pipe at the joint bent angle of the horn pipe (2) and the pressure-bearing backing plate (1); reinforcing ribs II (22) with different sizes are stamped in the height direction of the horn tube.
3. A method for manufacturing a composite forming anchor pad, namely the method for manufacturing the composite forming anchor pad according to claim 1, which is characterized by comprising the following steps:
A. and (3) blanking:
a1, selecting a steel plate with a proper size for punching or cutting into a shape and a size required by the pressure-bearing backing plate (1) according to the design of the pressure-bearing backing plate of the anchor backing plate;
a2, according to the shape of the horn tube (2), the process design is formed by combining a plurality of parts after stamping forming, and steel plate punching shear is carried out on each part;
B. manufacturing a pressure bearing backing plate:
selecting a proper punch and a proper die to punch the spigot and the through hole according to the thickness and the appearance of the cut pressure-bearing backing plate (1), and processing and installing the threaded hole and the grouting hole to be combined;
C. manufacturing a horn tube:
2-6 horn pipe parts formed by punching shear and stamping are combined into an integral horn pipe by welding, riveting or buckling and crimping;
D. and (3) assembling and forming:
the integral horn tube and the bearing backing plate are combined together in a welding, riveting or buckling and crimping mode to form the combined forming anchor backing plate.
4. A method of making a composite formed anchor pad according to claim 3, wherein: reinforcing ribs I (21) are stamped on the horn pipe at the joint bent angle of the horn pipe (2) and the pressure-bearing backing plate (1); reinforcing ribs II (22) with different sizes are stamped in the height direction of the horn tube.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610912787.8A CN107956273B (en) | 2016-10-18 | 2016-10-18 | Combined forming anchor backing plate and manufacturing method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610912787.8A CN107956273B (en) | 2016-10-18 | 2016-10-18 | Combined forming anchor backing plate and manufacturing method thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107956273A CN107956273A (en) | 2018-04-24 |
| CN107956273B true CN107956273B (en) | 2023-07-14 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201610912787.8A Active CN107956273B (en) | 2016-10-18 | 2016-10-18 | Combined forming anchor backing plate and manufacturing method thereof |
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Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108797895A (en) * | 2018-05-25 | 2018-11-13 | 柳州瑞兴农机配件加工厂 | A kind of Flat shape anchor tie-plate |
| CN108971891A (en) * | 2018-05-28 | 2018-12-11 | 柳州瑞兴农机配件加工厂 | A kind of processing technology of Flat shape anchor tie-plate |
| CN108952012A (en) * | 2018-09-06 | 2018-12-07 | 柳州欧维姆机械股份有限公司 | A kind of flat type anchor plate and preparation method thereof |
| CN109914241A (en) * | 2019-01-31 | 2019-06-21 | 柳州欧维姆机械股份有限公司 | A kind of combined type Flat shape anchor tie-plate |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| ES185243Y (en) * | 1972-10-24 | 1974-06-16 | Manufacturas De Acero | ANCHORING FOR PRE-TENSIONED TENDONS UNDER CONSTRUCTION. |
| CN2457271Y (en) * | 2000-12-21 | 2001-10-31 | 柳州市建筑机械总厂 | Combined anch cushion board |
| CN201649447U (en) * | 2010-04-28 | 2010-11-24 | 柳州市邱姆预应力机械有限公司 | Combined anchor backing plate |
| CN104690516A (en) * | 2015-03-20 | 2015-06-10 | 柳州市友健机械有限公司 | Processing method for flat type anchor plate |
| CN205476081U (en) * | 2016-01-29 | 2016-08-17 | 广西君泽路桥机械有限公司 | Tensile weld forming anchor backing plate of steel plate stamping |
| CN206158014U (en) * | 2016-10-18 | 2017-05-10 | 柳州欧维姆机械股份有限公司 | Combination shaping anchor backing plate |
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2016
- 2016-10-18 CN CN201610912787.8A patent/CN107956273B/en active Active
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