CN108145045B - Traction type reinforcing mesh braiding machine and reinforcing mesh braiding method thereof - Google Patents
Traction type reinforcing mesh braiding machine and reinforcing mesh braiding method thereof Download PDFInfo
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- CN108145045B CN108145045B CN201810059386.1A CN201810059386A CN108145045B CN 108145045 B CN108145045 B CN 108145045B CN 201810059386 A CN201810059386 A CN 201810059386A CN 108145045 B CN108145045 B CN 108145045B
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21F—WORKING OR PROCESSING OF METAL WIRE
- B21F27/00—Making wire network, i.e. wire nets
- B21F27/12—Making special types or portions of network by methods or means specially adapted therefor
- B21F27/20—Making special types or portions of network by methods or means specially adapted therefor of plaster-carrying network
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21F—WORKING OR PROCESSING OF METAL WIRE
- B21F23/00—Feeding wire in wire-working machines or apparatus
- B21F23/005—Feeding discrete lengths of wire or rod
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21F—WORKING OR PROCESSING OF METAL WIRE
- B21F27/00—Making wire network, i.e. wire nets
- B21F27/08—Making wire network, i.e. wire nets with additional connecting elements or material at crossings
- B21F27/10—Making wire network, i.e. wire nets with additional connecting elements or material at crossings with soldered or welded crossings
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Abstract
The invention provides a traction type reinforcing mesh braiding machine capable of improving reinforcing bar binding efficiency and engineering efficiency and a reinforcing mesh braiding method thereof. A traction-type reinforcing mesh braiding machine, comprising: the bottom frame is provided with a plurality of travelling wheels at the bottom and a plurality of rollers at the end; the comb tooth plates are arranged on the underframe at intervals in parallel along the width direction of the underframe; the comb plate lifting mechanism is arranged along the length direction of the underframe, is arranged below the comb plates and is connected with each comb plate; the longitudinal rib positioning mechanism comprises a plurality of groups of guide rollers which are arranged along the length direction of the underframe, and each group of guide rollers comprises two guide rollers which are arranged up and down; the walking traction mechanism comprises an electric traction machine, wherein the electric traction machine is arranged on the underframe, and a steel wire rope on the electric traction machine is connected to a guardrail of a bridge to be constructed.
Description
Technical Field
The invention relates to a reinforcing mesh braiding machine, in particular to a traction reinforcing mesh braiding machine and a reinforcing mesh braiding method thereof, and belongs to the field of construction machinery.
Background
The steel bar net sheet is formed into net structure by adopting cold rolled ribbed steel bar longitudinally and transversely at a certain interval, and is widely used in bridge engineering, concrete pavement engineering, airport runway, tunnel lining, industrial and civil building floor and the like.
In particular to bridge engineering, the reticular structure formed by the longitudinal bars and the transverse bars of the reinforcing steel bar net has good bonding and anchoring performance with the concrete of the bridge deck pavement layer, and the born load can be uniformly dispersed and distributed, so that the anti-seismic and anti-cracking performance of the reinforced concrete structure is obviously improved.
Although the traditional manual scribing and placing binding on site has certain flexibility and convenience, the following problems exist: 1. the traditional manual binding has low efficiency; 2. the labor intensity of the traditional manual binding is high, and 20 construction workers are needed to be put into the traditional manual binding of the one-joint reinforcing steel bar net; 3. the traditional manual binding quality is difficult to control the traditional manual binding, the elastic wire on the bridge deck controls the distance, the means is original, and the traditional construction experience can show that the distance control of the steel bars is difficult to reach the design requirement, so that the processed steel bar net is distorted.
The following problems exist in the construction of the finished steel mesh sheet: 1. the finished reinforcing steel meshes are produced off-site, the specification and the size of the product are limited by transportation conditions, the manufacturing size of the single-piece mesh cannot exceed the related transportation requirements, and under the condition of comprehensively considering the purchasing cost, the variety is not too much, so that the variety cannot be matched with the diversity of the site bridge, the lap joint between the reinforcing steel meshes is increased, the actual consumption of the mesh is increased, and in the actual bridge deck pavement construction, the material consumption is increased by approximately 10% compared with the theoretical consumption under the general condition due to the different lap joint modes; 2. the reinforcing steel bar meshes are arranged in a lap joint mode on site one by one, eight strands of reinforcing steel bars of the partial four layers of meshes are overlapped due to staggered longitudinal joints, the thickness of the protective layer is quite easy to be insufficient, and the problem of exposed reinforcing steel bars is seriously caused; 3. the industrial production of the net sheet has single appearance type, is more than the bridge type and bridge span type in actual application, especially has the condition that bridge deck positive and negative bending moment is alternate in a simple support and continuous bridge and the like, has stricter requirements on the lap joint position of the net sheet in a hogging moment area, and therefore the single product and the diversity of actual needs are difficult to unify.
Disclosure of Invention
The invention provides a traction type reinforcing mesh braiding machine capable of improving reinforcing bar binding efficiency and engineering efficiency and a reinforcing mesh braiding method thereof.
The invention aims to achieve the aim, and the aim is achieved by the following technical scheme:
a traction-type reinforcing mesh braiding machine, comprising:
the bottom frame is provided with a plurality of travelling wheels at the bottom and a plurality of rollers at the end;
the comb tooth plates are arranged on the underframe at intervals in parallel along the width direction of the underframe;
the comb plate lifting mechanism is arranged along the length direction of the underframe, is arranged below the comb plates and is connected with each comb plate;
the longitudinal rib positioning mechanism comprises a plurality of groups of guide rollers which are arranged along the length direction of the underframe, and each group of guide rollers comprises two guide rollers which are arranged up and down;
the walking traction mechanism comprises an electric traction machine, wherein the electric traction machine is arranged on the underframe, and a steel wire rope on the electric traction machine is connected to a guardrail of a bridge to be constructed.
The traction type reinforcing mesh braiding machine is characterized in that the traction type reinforcing mesh braiding machine is preferably arranged, and the underframe is of a frame structure formed by welding profile steel and connecting bolts and nuts.
The traction type reinforcement mesh braiding machine comprises a traction type reinforcement mesh braiding machine body, wherein the traction type reinforcement mesh braiding machine body comprises a traction type reinforcement mesh braiding machine body, a traction type reinforcement mesh braiding machine body and a traction type reinforcement mesh braiding machine body, wherein the traction type reinforcement mesh braiding machine body comprises a traction type reinforcement mesh braiding machine body, and is characterized in that the traction type reinforcement mesh braiding machine body comprises a traction type reinforcement mesh braiding machine body and a traction type reinforcement mesh braiding machine body; the rear frame comprises a plurality of transverse rear channel steel and longitudinal rear channel steel which are arranged in a crisscross mode, and the longitudinal rib positioning mechanism and the walking traction mechanism are arranged on the front frame.
The traction type reinforcing mesh braiding machine is characterized in that the traction type reinforcing mesh braiding machine is two in preferred scheme, each comb plate lifting mechanism comprises an operation rod, a connecting pipe and a plurality of eccentric wheels, the eccentric wheels are arranged below the comb plates and are connected into a whole through the connecting pipe in a penetrating way, and the operation rods are arranged at the ends of the connecting pipes.
The traction type reinforcing mesh braiding machine adopts a preferable scheme, and the comb plate and the underframe are connected by a clamping groove.
A method for braiding reinforcing mesh by using the traction reinforcing mesh braiding machine comprises the following steps:
1) Material preparation
The bridge deck pavement transverse reinforcing steel bars are communicated with manufacturers to be directly and fixed in length for supply, can be directly used after arriving at the site, the longitudinal reinforcing steel bars are determined according to each length of the bridge in the design drawing,
placing a steel bar straightening machine at a first span of each bridge to be constructed, straightening coiled steel bars, and cutting off the coiled steel bars after the length requirement of each bridge is met;
2) Pull-type reinforcing mesh braiding machine in place
The traction type reinforcing mesh braiding machine is positioned at the first span starting point position of each link, the comb plate is arranged in the clamping groove, the electric traction machine releases the steel wire rope, the end part of the steel wire rope is fixed on the guardrail steel bar at the tail end of each link, and if an anti-collision guardrail is constructed firstly, the steel wire rope can be fixed at the expansion joint steel bar;
3) Reinforcing mesh braiding
(1) Penetrating the straightened longitudinal steel bars into the longitudinal bar positioning mechanism of the traction type reinforcing mesh braiding machine one by one;
(2) After all longitudinal ribs penetrate, the rotary linking steel pipe controls the eccentric wheel to rotate, so that the comb plate is lifted, the interval positioning clamping grooves are exposed, the transverse ribs are arranged on the underframe and are correspondingly placed with the comb plate clamping grooves, and binding and fixing are performed manually by adopting a wire binding machine;
(3) After binding is completed, the operating rod is rotated again to control the eccentric wheel to rotate, so that the comb plate descends, the electric traction machine is started, the electric traction machine recovers the steel wire rope, the braiding machine is driven to advance, the electric traction machine is closed after one end of the braiding machine is moved for a distance, transverse reinforcing steel bars are laid, the braiding machine is bound into a net sheet according to the positioning interval, and the net sheet is spot-welded by an electric welding machine in a quincuncial shape along with the progress of braiding work;
(4) Continuously dragging the reinforcing mesh braiding machine to advance, and repeating the processes (2) and (3) until the whole networking sheet is completely processed, so that a reinforcing mesh integrally covered on the bridge deck is formed;
4) Shutdown finishing
After the integral reinforcing steel bar net sheet is processed, the electric traction machine is closed, the processed reinforcing steel bar net sheet is inspected, and the local reinforcement of looseness caused by operation vibration is performed.
The invention has the advantages that: the method can process the reinforcing mesh on site, the transverse reinforcing bars can be customized according to the bridge size, the longitudinal reinforcing bars are directly straightened by adopting the coiled reinforcing bars to be used for being processed into a reinforcing mesh, so that the lap joint of the reinforcing mesh is avoided, the engineering quality is improved, the material loss is reduced, the resources are saved, and the method has important practical effects of improving the engineering construction quality, saving the resources and the construction cost and ensuring the site engineering construction progress.
Drawings
The accompanying drawings are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate the invention and together with the embodiments of the invention, serve to explain the invention.
FIG. 1 is a schematic front view of the present invention;
FIG. 2 is a schematic side view of the present invention;
fig. 3 is a schematic view of a chassis.
In the figure, 1, underframe, 2, walking wheel, 3, fishback, 4, bearing roller, 5, connecting pipe, 6, electric traction machine, 7, wire rope, 8, reinforcing bar net piece, 9, guide roll, 10, eccentric wheel, 11, vertical back channel-section steel, 12, horizontal back channel-section steel, 13, preceding connection channel-section steel, 14, guide roll fixed plate.
Detailed Description
The preferred embodiments of the present invention will be described below with reference to the accompanying drawings, it being understood that the preferred embodiments described herein are for illustration and explanation of the present invention only, and are not intended to limit the present invention.
A traction type reinforcement mesh braiding machine comprises a bottom frame 1, a plurality of comb plates 3, a comb plate lifting mechanism, a longitudinal rib positioning mechanism and a walking traction mechanism.
The underframe 1 is a frame structure formed by welding profile steel and connecting bolts and nuts, the underframe 1 comprises a front frame and a rear frame, the front frame comprises guide roller fixing plates 14 and front connecting channel steel 13, the guide roller fixing plates 14 are arranged in parallel front and back, the front connecting channel steel 13 is arranged between the guide roller fixing plates 14, and the comb plate 3 and the comb plate lifting mechanism are arranged on the front frame; the rear frame comprises a plurality of transverse rear channel steel 12 and longitudinal rear channel steel 11 which are arranged in a crisscross mode, and a longitudinal rib positioning mechanism and a walking traction mechanism are arranged on the front frame. A plurality of travelling wheels 2 are arranged under the front frame and the rear frame of the underframe. The back frame is kept away from the side of preceding frame and is equipped with a plurality of bearing rollers 4, can make the steady below of ligature reinforcing bar net piece to the roof beam surface.
The comb plate 3 is arranged on the underframe 1 at parallel intervals along the width direction of the underframe 1, the comb plate 3 and the underframe 1 are connected by adopting clamping grooves, the comb plate 3 can position the spacing of transverse reinforcing steel bars, and different specifications can be made according to requirements.
The comb plate lifting mechanism is arranged along the length direction of the underframe 1, the comb plate 3 is arranged below and connected with each comb plate 3, the number of the comb plate lifting mechanisms is two, each comb plate lifting mechanism comprises an operating rod, a connecting pipe 5 and a plurality of eccentric wheels 10, the eccentric wheels 10 are arranged below the comb plate 3 and are connected into a whole through the connecting pipe 5 in a penetrating manner, and the operating rods are arranged at the end parts of the connecting pipes 5.
The longitudinal rib positioning mechanism comprises a plurality of groups of guide rollers 9, the guide rollers are arranged along the length direction of the underframe 1, each group of guide rollers 9 comprises two guide rollers which are arranged up and down, and a reinforcing steel bar positioning hole is formed between the two guide rollers.
The two walking traction mechanisms are distributed at two ends of the underframe 1, each walking traction mechanism comprises an electric traction machine 6, the electric traction machine 6 is arranged on the underframe 1, a steel wire rope 7 on the electric traction machine 6 is connected to a guardrail of a bridge to be constructed, and the requirement of linear or curved walking of the traction type reinforcing mesh braiding machine can be met.
The method for braiding the reinforcing mesh comprises the following steps:
1. material preparation
The reinforcing mesh 8 is formed by binding and welding longitudinal and transverse single reinforcing bars, the length of the transverse reinforcing bars paved on the bridge deck is 12.21m, and the reinforcing mesh is directly connected with a manufacturer for direct fixed-length supply, and can be directly used after arriving at the scene. The longitudinal steel bars are determined according to the length of each bridge in the design drawing.
And placing a steel bar straightening machine at a first span of each bridge to be constructed, straightening coiled steel bars, and cutting off the coiled steel bars after the length requirement of each bridge is met.
2. Pull-type reinforcing mesh braiding machine in place
And positioning the traction type reinforcing mesh braiding machine at the first span starting point position of each unit, and installing the comb plate 3 in the clamping groove. The electric traction machine 6 releases the wire rope 7 to fix the end to the guardrail bar at the end of each link. The project is firstly constructed to pave the bridge deck, and then the anti-collision guardrail is constructed, so that the hook at the end part of the steel wire rope 7 of the tractor can be firstly hung on the embedded bars of the guardrail, and the anti-collision guardrail can be fixed at the expansion joint bars if the anti-collision guardrail is firstly constructed.
4.3, reinforcing mesh braiding
(1) The straightened longitudinal steel bars are threaded into the longitudinal bar positioning mechanism of the traction type reinforcing mesh braiding machine one by one, and the two rows of steel bar positioning holes before and after the threading are required to correspond, so that the schedule is prevented from being influenced by the wrong reworking.
(2) After all longitudinal ribs penetrate, the rotary linking steel pipe controls the eccentric wheel 10 to rotate, so that the comb plate 3 is lifted, the interval positioning clamping grooves are exposed, the transverse ribs are arranged on the underframe 1 and correspondingly placed with the comb plate 3 clamping grooves, and therefore a half-width and longitudinal reinforcing steel bar net with the length of 1.6m is formed, and binding and fixing are carried out manually by adopting a wire binding machine.
(3) After binding is completed, the operating rod is rotated again to control the eccentric wheel 10 to rotate, so that the comb plate 3 descends, the electric traction machine 6 is started, the electric traction machine 6 recovers the steel wire rope 7, the braiding machine is driven to advance, the electric traction machine 6 is closed after the braiding machine advances for 1.6m, transverse steel bars are distributed, and the steel bars are bound into meshes according to the positioning interval. In order to further strengthen the net, the net is spot-welded by a quincuncial shape by an electric welding machine along with the knitting work.
(4) And (3) continuing to pull the reinforcing mesh braiding machine to advance, and repeating the processes (2) and (3) until the whole network sheet is completely processed, so that a reinforcing mesh integrally covered on the bridge deck is formed.
4.4 shutdown finishing
After the integral reinforcing mesh 8 is processed, the electric traction machine 6 is closed. And checking the processed reinforcing mesh 8, and locally reinforcing the looseness caused by the operation vibration.
Finally, it should be noted that: the foregoing description is only a preferred embodiment of the present invention, and the present invention is not limited thereto, but it is to be understood that modifications and equivalents of some of the technical features described in the foregoing embodiments may be made by those skilled in the art, although the present invention has been described in detail with reference to the foregoing embodiments. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (4)
1. A traction-type reinforcing mesh braiding machine, comprising:
the bottom frame is provided with a plurality of travelling wheels at the bottom and a plurality of rollers at the end;
the comb tooth plates are arranged on the underframe at intervals in parallel along the width direction of the underframe;
the comb plate lifting mechanism is arranged along the length direction of the underframe, is arranged below the comb plates and is connected with each comb plate;
the longitudinal rib positioning mechanism comprises a plurality of groups of guide rollers which are arranged along the length direction of the underframe, and each group of guide rollers comprises two guide rollers which are arranged up and down;
the walking traction mechanism comprises an electric traction machine, wherein the electric traction machine is arranged on the underframe, and a steel wire rope on the electric traction machine is connected to a guardrail of a bridge to be constructed;
the underframe is a frame structure formed by welding section steel and connecting bolts and nuts;
the comb plate lifting mechanisms are two, each comb plate lifting mechanism comprises an operating rod, a connecting pipe and a plurality of eccentric wheels, the eccentric wheels are arranged below the comb plate and are connected into a whole through the connecting pipe in a penetrating way, and the operating rods are provided with the end parts of the connecting pipes.
2. The traction reinforcing mesh braiding machine according to claim 1, wherein: the underframe comprises a front frame and a rear frame, the front frame comprises guide roller fixing plates and front connecting channel steel, the guide roller fixing plates are arranged in front-back parallel, the front connecting channel steel is arranged between the guide roller fixing plates, and the comb plate lifting mechanism are arranged on the front frame; the rear frame comprises a plurality of transverse rear channel steel and longitudinal rear channel steel which are arranged in a crisscross mode, and the longitudinal rib positioning mechanism and the walking traction mechanism are arranged on the front frame.
3. The traction reinforcing mesh braiding machine according to claim 1 or 2, wherein: the comb plate is connected with the underframe by a clamping groove.
4. A method of reinforcing mesh braiding using the pull-behind reinforcing mesh braiding machine of claim 1 or 2, comprising the steps of:
1) Material preparation
The bridge deck pavement transverse reinforcing steel bars are communicated with manufacturers to be directly and fixed in length for supply, can be directly used after arriving at the site, the longitudinal reinforcing steel bars are determined according to each length of the bridge in the design drawing,
placing a steel bar straightening machine at a first span of each bridge to be constructed, straightening coiled steel bars, and cutting off the coiled steel bars after the length requirement of each bridge is met;
2) Pull-type reinforcing mesh braiding machine in place
The traction type reinforcing mesh braiding machine is positioned at the first span starting point position of each link, the comb plate is arranged in the clamping groove, the electric traction machine releases the steel wire rope, the end part of the steel wire rope is fixed on the guardrail steel bar at the tail end of each link, and if an anti-collision guardrail is constructed firstly, the steel wire rope can be fixed at the expansion joint steel bar;
3) Reinforcing mesh braiding
(1) Penetrating the straightened longitudinal steel bars into the longitudinal bar positioning mechanism of the traction type reinforcing mesh braiding machine one by one;
(2) After all longitudinal ribs penetrate, the rotary linking steel pipe controls the eccentric wheel to rotate, so that the comb plate is lifted, the interval positioning clamping grooves are exposed, the transverse ribs are arranged on the underframe and are correspondingly placed with the comb plate clamping grooves, and binding and fixing are performed manually by adopting a wire binding machine;
(3) After binding is completed, the operating rod is rotated again to control the eccentric wheel to rotate, so that the comb plate descends, the electric traction machine is started, the electric traction machine recovers the steel wire rope, the braiding machine is driven to advance, the electric traction machine is closed after one end of the braiding machine is moved for a distance, transverse reinforcing steel bars are laid, the braiding machine is bound into a net sheet according to the positioning interval, and the net sheet is spot-welded by an electric welding machine in a quincuncial shape along with the progress of braiding work;
(4) Continuously dragging the reinforcing mesh braiding machine to advance, and repeating the processes (2) and (3) until the whole networking sheet is completely processed, so that a reinforcing mesh integrally covered on the bridge deck is formed;
4) Shutdown finishing
After the integral reinforcing steel bar net sheet is processed, the electric traction machine is closed, the processed reinforcing steel bar net sheet is inspected, and the local reinforcement of looseness caused by operation vibration is performed.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201810059386.1A CN108145045B (en) | 2018-01-22 | 2018-01-22 | Traction type reinforcing mesh braiding machine and reinforcing mesh braiding method thereof |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201810059386.1A CN108145045B (en) | 2018-01-22 | 2018-01-22 | Traction type reinforcing mesh braiding machine and reinforcing mesh braiding method thereof |
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| CN108145045A CN108145045A (en) | 2018-06-12 |
| CN108145045B true CN108145045B (en) | 2023-06-20 |
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Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN109025317B (en) * | 2018-08-22 | 2023-07-14 | 天津市管道工程集团有限公司 | Device capable of controlling lofting distance of reinforcing steel bars |
| CN110369646B (en) * | 2019-06-21 | 2020-12-15 | 湖南三一快而居住宅工业有限公司 | Steel reinforcement cage forming device |
| CN113878070B (en) * | 2021-09-30 | 2024-04-30 | 山东中恒建设集团有限公司 | Reinforcing mesh manufacturing device and manufacturing method thereof |
| CN114108474B (en) * | 2021-11-26 | 2024-01-26 | 上海交通建设总承包有限公司 | Reinforcing steel bar laying auxiliary equipment for cast-in-place concrete of large-span bridge panel |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CH454071A (en) * | 1966-03-17 | 1968-04-15 | Schoch Ag Ernst | Feed device on a machine for the production of reinforcement nets |
| CN103084519B (en) * | 2013-02-07 | 2015-07-15 | 建科机械（天津）股份有限公司 | Multi-hole steel bar leading-in mechanism of mesh welding machine |
| CN103639331B (en) * | 2013-11-20 | 2015-12-09 | 江苏天舜金属材料集团有限公司 | A kind of reinforced mesh braiding unit |
| CN206010412U (en) * | 2016-08-31 | 2017-03-15 | 建科机械（天津）股份有限公司 | A kind of steel mesh welding equipment |
| CN206383280U (en) * | 2017-01-17 | 2017-08-08 | 中国建筑第七工程局有限公司 | Precast T-Beam wing plate framework of steel reinforcement molding bed rack |
| CN207839963U (en) * | 2018-01-22 | 2018-09-11 | 山东省路桥集团有限公司 | Towed bar-mat reinforcement braider |
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