CN105170836A - Portable multi-jacking multifunctional high-tensile reinforcement bar bending and straightening machine and operation method thereof - Google Patents
Portable multi-jacking multifunctional high-tensile reinforcement bar bending and straightening machine and operation method thereof Download PDFInfo
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- CN105170836A CN105170836A CN201510399542.5A CN201510399542A CN105170836A CN 105170836 A CN105170836 A CN 105170836A CN 201510399542 A CN201510399542 A CN 201510399542A CN 105170836 A CN105170836 A CN 105170836A
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Abstract
The invention discloses a portable multi-jacking multifunctional high-tensile reinforcement bar bending and straightening machine and an operation method thereof. A jack is adopted as a power mechanism. A vertical handle is arranged on the side wall of a body of the jack. A transverse handle is arranged on a sealing flange of the jack. A detachable bender is arranged at the tail end of an ejector rod of the jack and comprises two slots with different radiuses and a right-deflection-angle slot. A support comprises two symmetrical supporting frames and a reinforcement transverse connector between the two supporting frames. The bottoms of the two supporting frames are provided with supporting bases with steel bar grooves. The plane where the two supporting frames are located is located below the plane where the ejector rod is located. The tops of the two supporting frames are fixedly connected with the sealing flange. The device can carry out bending, straightening construction and preformed deflection angle abutting construction on high-tensile reinforcement bars rapidly, is provided with multiple operation ends, has the good using performance and sufficient power, and can be applied to on-site steel bar abutting, bending, straightening and other procedures such as bending and straightening construction similar to drilling pile horn mouth standard bend manufacturing.
Description
Technical field
The present invention relates to a kind of bar bending straightener, particularly a kind ofly can to bend for the large area standardization of high tensile reinforcement job site, straightening, portable many function high tensile reinforcements at most of training off angle bend straightener.
Background technology
In Bridge Construction, run into Bridge Main Pier dimension of platform large, clump of piles diameter is large, densely distributed, the situation that bar diameter is large, as: main pier arranges the drilled pile of 50 D2.0m, the main muscle of steel reinforcement cage is Φ 28mm, in this case bridge drilled pile horn mouth erects muscle crotch and can exceed casing, affect steel reinforcement cage to transfer, location, and expand casing diameter concrete can be caused to waste, be 24cm according to the square hook length of " railway concrete Construction Technology guide " regulation HRB400 Φ 28mm, for D2.0m(steel reinforcement cage diameter 185cm, steel pile casting diameter 220cm) drilled pile, after top cage erects the pre-bending of muscle standard hook, maximum gauge is 185+24 × 2=233cm, this size is greater than steel pile casting diameter, affect steel reinforcement cage to transfer, therefore perpendicular muscle pre-bending is infeasible, moreover, crotch pre-bending cut the later stage, the construction of lifting pile crown, so, application palintrope legal system makes top cage horn mouth.
Engineering drilled pile workload in early stage is large, duration is tight, top cage horn mouth and crotch affect cushion cap reinforcement installation, in view of the bearing platform construction duration is tight, and cushion cap bottom layer of the reinforcing steel mesh sheet is intensive, reinforcing bar lifts, installation exercise amount is large, under the prerequisite not disturbing cushion cap reinforced mesh to construct, to complete bending construction very necessary for fast and high quality, amputate in bearing platform construction, can knock in lifting pile crown process, the main muscle of part of bending drilled pile, straightening workload is large, and carry out the quick straightening of large-diameter and high-strength reinforcing bar without suitable mechanical, affect construction speed.Steel reinforcement abutting joints needs partially pre-, and because a variety of causes occurs that a part of reinforcing bar needs to carry out the pre-construction partially of docking at the scene unavoidably in reinforced bar engineering, difficulty of construction is large, is not suitable for applying big machinery.
Bridge drilled pile horn mouth erects 90 °, muscle upper end normal bend and adopts palintrope method to make, and bar diameter is large, intensity is high, and common bending, straightening process operation length consuming time, efficiency are low, of poor quality, therefore do not meet the demand for development of modern fine, mechanization, hommization.
Summary of the invention
The present invention seeks to the shortcoming in order to overcome above-mentioned background technology, provide a kind of simple to operate, durable in use, continuous operation ability is strong, and portable many function high tensile reinforcements at most that maintenance cost is low bend straightener.
Technical scheme of the present invention is: a kind of portable many function high tensile reinforcements at most bend straightener, comprise support, bending bar straightening mechanism and the actuating unit described in actuating unit are jack, the main body wall of jack is provided with vertical handle, the sealing flange of jack is provided with horizontal handle, the push rod end of jack is provided with bending bar straightening mechanism, described bending bar straightening mechanism is detachable bending apparatus, it comprises two different radii notches and a straight drift angle notch, described support comprises symmetrically arranged two bracing frames and is located at and adds tyrannical company between two bracing frames, the supporting seat with reinforcing bar groove is provided with in the bottom of two bracing frames, the plane at two bracing frame places is in the below of push rod place plane, two bracing frame tops are fixedly connected with sealing flange, arbitrary one of two described bracing frames is provided with adjustable limiting device, the collapsing length of this adjustable limiting device is controlled by buckle, the bottom of adjustable limiting device is connected with bracing frame by bearing pin.
The invention has the beneficial effects as follows: can fast to high strength cast iron carry out standardization bend head, straightening construction, dock pre-drift angle construction equipment, possesses good serviceability, power is sufficient, light and flexible, can be applied to the similar constructions such as bend in drift angle, steel reinforcement abutting joints termination, bar straightening, rebar standards elbow-making; The present invention designs that bending parameters is unified, construction quality is high, the bending construction of automation, reduce labor intensity, efficiency of construction is high, construction space is little, do not affect the construction of other operations, be conducive to duration control, and simple to operate, durable in use, continuous operation ability is strong, maintenance cost is low, has a extensive future.
Accompanying drawing explanation
Fig. 1 is structural representation of the present invention;
Fig. 2 is the top view of Fig. 1;
Fig. 3 is the structural representation of the adjustable limiting device in Fig. 1;
Fig. 4 is the detachable bending apparatus structural representation in Fig. 1;
Structural representation when Fig. 5 is outer top beam mode;
Structural representation when Fig. 6 is outer top straightening pattern;
Structural representation when Fig. 7 is adduction beam mode;
Structural representation when Fig. 8 is adduction straightening pattern;
Structural representation when Fig. 9 is the pre-pattern partially in outer top;
Wherein: 1, pass in and out petroleum pipeline and control circuit integration pipe; 2, vertical handle; 3, jack; 4, sealing flange; 5, horizontal handle; 6, bracing frame; 7, push rod; 8, detachable bending apparatus; 9, adjustable limiting device, 10, reinforcing bar.
Detailed description of the invention
As Fig. 1, the present embodiment shown in Fig. 2, comprise jack (3), the main body wall of jack is provided with vertical handle (2), the sealing flange (4) of jack is provided with horizontal handle (5), push rod (7) end of jack is provided with detachable bending apparatus (8), it comprises two different radii notches and a straight drift angle notch, symmetrically arranged two bracing frames (6) and be located at and add tyrannical company between two bracing frames, the supporting seat with reinforcing bar groove is provided with in the bottom of two bracing frames, the plane at two bracing frame places is in the below of push rod place plane, two bracing frame tops are fixedly connected with sealing flange.
Described sealing flange (4) middle position is provided with jogger hole position, and the push rod (7) of jack is connected with jack main body through jogger hole position.
Arbitrary one of two described bracing frames is provided with adjustable limiting device (9), the structure of this adjustable limiting device as shown in Figure 3, its collapsing length is controlled by buckle, the bottom of adjustable limiting device is connected with bracing frame by bearing pin, adjustable limiting device collapsing length is: 108 ~ 288mm, hanging fixing operation end when adjustable limiting device plays a part to regulate the cutting length of reinforcing bar elbow and vertical work.
The inflow pipeline of the jack of the present embodiment, flowline and control circuit, adopt fit design, outer wrap has wear-resisting soft engineering plastics.
The push rod distance of stretch out and draw back of the jack of the present embodiment is 20 ~ 380mm.
As shown in Figure 4, described bending bar straightening mechanism is detachable bending apparatus, it comprises arc-shaped slot and a straight drift angle broken line type draw-in groove of two different radiis, the radius of two arc-shaped slots is respectively R1=60mm and R2=100mm, respectively at the bending mould adapting to different model reinforcing bar, α=14 °, straight drift angle of fold-line-shaped draw-in groove, as steel reinforcement abutting joints end low-angle pre-deviation line mould.
As Fig. 5 to Fig. 9 be realize outer bending song of high tensile reinforcement, the straightening of outer top, adduction bend, adduction straightening, the pre-inclined five functional in outer top view.
The present embodiment be a kind of can fast to high strength cast iron carry out standardization bend head, straightening construction, dock pre-drift angle construction equipment, multiple operating side can be realized work simultaneously, possesses good serviceability, power is sufficient, light and flexible, can be applied to the similar operation constructions such as bend in drift angle, steel reinforcement abutting joints termination, bar straightening, rebar standards elbow-making; The present invention designs that bending parameters is unified, construction quality is high, the bending construction of automation, reduce labor intensity, efficiency of construction is high, construction space is little, do not affect the construction of other operations, be conducive to duration control, and simple to operate, durable in use, continuous operation ability is strong, maintenance cost is low, has a extensive future.
Portable many function high tensile reinforcements at most bend a method of operating for straightener, and the method comprises the steps:
1) the bending straightener of assembling: require according to job site bar bending radius, elbow length, angle of bend draw-in groove model and the adjustable limiting device adjustment reinforcing bar elbow cutting length of determining to install detachable bending apparatus, determine the operating side number needing to be equipped with according to site operation amount;
2) high-pressure oil pump energising is in place: bending straightener is communicated with high-pressure oil pump into and out of petroleum pipeline with control circuit, and debugging machine;
3) utilize adjustable limiting device will bend straightener hanging in reinforcing bar upper port, removable multifunctional bending apparatus draw-in groove is adjusted to precalculated position by the contraction push rod that starts the machine;
4) start jack and carry out bending or straightening construction, bending or straightening is constructed to precalculated position, shutoff operation end, and single steel bar has been constructed, and unloads reinforcing bar, enters subsequent work flow process; Bending or straightening construction described in this step comprises following five kinds of patterns:
1. beam mode is pushed up outside: utilize adjustable limiting device by bending machine hanging in prebuckling reinforcing bar upper end, the outer bending crank slot mouth of detachable bending apparatus is put in the knee of prebuckling reinforcing bar, reinforcing bar is in the front end of the supporting seat with reinforcing bar groove bottom two bracing frames, start jack, control the detachable bending apparatus of its pushing tow to precalculated position, start the machine and return back to top, complete the operation of the outer top beam mode of reinforcing bar;
2. outer top straightening pattern:
Utilize adjustable limiting device by bending machine hanging in prebuckling reinforcing bar upper end, the bending section of pre-straightening reinforcing bar puts into the outer bending crank slot mouth of detachable bending apparatus, reinforcing bar is in the front end of the supporting seat with reinforcing bar groove bottom two bracing frames, start jack, control the detachable bending apparatus of its pushing tow to precalculated position, start the machine and return back to top, complete the operation of the outer top straightening pattern of reinforcing bar;
3. adduction beam mode:
Utilize adjustable limiting device by bending machine hanging in prebuckling reinforcing bar upper end, the bending section of prebuckling reinforcing bar puts into the inset crank slot mouth of detachable bending apparatus, reinforcing bar is in the rear end of the supporting seat with reinforcing bar groove bottom two bracing frames, start jack, control it and reclaim the detachable bending apparatus of drive to precalculated position, start the machine and return back to top, complete the operation of the adduction beam mode of reinforcing bar;
4. adduction straightening pattern:
Utilize adjustable limiting device by bending machine hanging in prebuckling reinforcing bar upper end, the inset crank slot mouth of the corresponding detachable bending apparatus of bending section of pre-straightening reinforcing bar, reinforcing bar is in the rear end of the supporting seat with reinforcing bar groove bottom two bracing frames, start jack, control it and reclaim the detachable bending apparatus of drive to precalculated position, start the machine and return back to top, complete the operation of the adduction straightening pattern of reinforcing bar;
5. the pre-pattern partially in outer top:
Utilize adjustable limiting device by bending machine hanging in prebuckling reinforcing bar upper end, the deviation point of pre-deviation reinforcing bar is to the deviation point of the straight drift angle notch of detachable bending apparatus, reinforcing bar is in the front end of the supporting seat with reinforcing bar groove bottom two bracing frames, start jack, control the detachable bending apparatus of its pushing tow to precalculated position, start the machine and return back to top, complete the operation of the pre-pattern partially in outer top of reinforcing bar.
Claims (7)
1. portable many function high tensile reinforcements at most bend straightener, comprise support, bending bar straightening mechanism and actuating unit, it is characterized in that described actuating unit is jack, the main body wall of jack is provided with vertical handle, the sealing flange of jack is provided with horizontal handle, the push rod end of jack is provided with bending bar straightening mechanism, described bending bar straightening mechanism is detachable bending apparatus, it comprises the arc-shaped slot of two different radiis and the broken line type draw-in groove of a straight drift angle, described support comprises symmetrically arranged two bracing frames and is located at and adds tyrannical company between two bracing frames, the supporting seat with reinforcing bar groove is provided with in the bottom of two bracing frames, the plane at two bracing frame places is in the below of push rod place plane, two bracing frame tops are fixedly connected with sealing flange, arbitrary one of two described bracing frames is provided with adjustable limiting device, the collapsing length of this adjustable limiting device is controlled by buckle, the bottom of adjustable limiting device is connected with bracing frame by bearing pin.
2. portable many function high tensile reinforcements at most as claimed in claim 1 bend straightener, and it is characterized in that described sealing flange middle position is provided with jogger hole position, the push rod of jack is connected with jack main body through jogger hole position.
3. portable many function high tensile reinforcements at most as claimed in claim 1 bend straightener, it is characterized in that described adjustable limiting device collapsing length is: 108 ~ 288mm.
4. portable many function high tensile reinforcements at most as claimed in claim 1 bend straightener, and it is characterized in that the inflow pipeline of described jack, flowline and control circuit, adopt fit design, outer wrap has wear-resisting soft engineering plastics.
5. portable many function high tensile reinforcements at most as claimed in claim 1 bend straightener, it is characterized in that the push rod distance of stretch out and draw back of described jack is 20 ~ 380mm.
6. portable many function high tensile reinforcements at most as claimed in claim 1 bend straightener, it is characterized in that the radius of two described arc-shaped slots is respectively R1=60mm and R2=100mm, α=14 °, straight drift angle of described fold-line-shaped draw-in groove.
7. portable many function high tensile reinforcements at most bend a method of operating for straightener, it is characterized in that the method comprises the steps:
1) the bending straightener of assembling: require according to job site bar bending radius, elbow length, angle of bend draw-in groove model and the adjustable limiting device adjustment reinforcing bar elbow cutting length of determining to install detachable bending apparatus, determine the operating side number needing to be equipped with according to site operation amount;
2) high-pressure oil pump energising is in place: bending straightener is communicated with high-pressure oil pump into and out of petroleum pipeline with control circuit, and debugging machine;
3) utilize adjustable limiting device will bend straightener hanging in reinforcing bar upper port, removable multifunctional bending apparatus draw-in groove is adjusted to precalculated position by the contraction push rod that starts the machine;
4) start jack and carry out bending or straightening construction, bending or straightening is constructed to precalculated position, shutoff operation end, and single steel bar has been constructed, and unloads reinforcing bar, enters subsequent work flow process; Bending or straightening construction described in this step comprises following five kinds of patterns:
1. beam mode is pushed up outside: utilize adjustable limiting device by bending machine hanging in prebuckling reinforcing bar upper end, the outer bending crank slot mouth of detachable bending apparatus is put in the knee of prebuckling reinforcing bar, reinforcing bar is in the front end of the supporting seat with reinforcing bar groove bottom two bracing frames, start jack, control the detachable bending apparatus of its pushing tow to precalculated position, start the machine and return back to top, complete the operation of the outer top beam mode of reinforcing bar;
2. outer top straightening pattern:
Utilize adjustable limiting device by bending machine hanging in prebuckling reinforcing bar upper end, the bending section of pre-straightening reinforcing bar puts into the outer bending crank slot mouth of detachable bending apparatus, reinforcing bar is in the front end of the supporting seat with reinforcing bar groove bottom two bracing frames, start jack, control the detachable bending apparatus of its pushing tow to precalculated position, start the machine and return back to top, complete the operation of the outer top straightening pattern of reinforcing bar;
3. adduction beam mode:
Utilize adjustable limiting device by bending machine hanging in prebuckling reinforcing bar upper end, the bending section of prebuckling reinforcing bar puts into the inset crank slot mouth of detachable bending apparatus, reinforcing bar is in the rear end of the supporting seat with reinforcing bar groove bottom two bracing frames, start jack, control it and reclaim the detachable bending apparatus of drive to precalculated position, start the machine and return back to top, complete the operation of the adduction beam mode of reinforcing bar;
4. adduction straightening pattern:
Utilize adjustable limiting device by bending machine hanging in prebuckling reinforcing bar upper end, the inset crank slot mouth of the corresponding detachable bending apparatus of bending section of pre-straightening reinforcing bar, reinforcing bar is in the rear end of the supporting seat with reinforcing bar groove bottom two bracing frames, start jack, control it and reclaim the detachable bending apparatus of drive to precalculated position, start the machine and return back to top, complete the operation of the adduction straightening pattern of reinforcing bar;
5. the pre-pattern partially in outer top:
Utilize adjustable limiting device by bending machine hanging in prebuckling reinforcing bar upper end, the deviation point of pre-deviation reinforcing bar is to the deviation point of the straight drift angle notch of detachable bending apparatus, reinforcing bar is in the front end of the supporting seat with reinforcing bar groove bottom two bracing frames, start jack, control the detachable bending apparatus of its pushing tow to precalculated position, start the machine and return back to top, complete the operation of the pre-pattern partially in outer top of reinforcing bar.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510399542.5A CN105170836B (en) | 2015-07-09 | 2015-07-09 | Portable many bending straighteners of function high tensile reinforcement at most and its operating method |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201510399542.5A CN105170836B (en) | 2015-07-09 | 2015-07-09 | Portable many bending straighteners of function high tensile reinforcement at most and its operating method |
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| CN105170836A true CN105170836A (en) | 2015-12-23 |
| CN105170836B CN105170836B (en) | 2017-08-29 |
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Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105170720A (en) * | 2015-10-30 | 2015-12-23 | 杭州众铎消防科技有限公司 | Hydraulic bending straightener |
| CN108213268A (en) * | 2018-02-15 | 2018-06-29 | 王旭 | A kind of Portable adjustable based on TRIZ holds angle-bender |
| CN108723246A (en) * | 2018-05-19 | 2018-11-02 | 中国能源建设集团山西电力建设第三有限公司 | Filling pile head deformed bar straightening mechanism and method for aligning |
| CN109322403A (en) * | 2018-11-28 | 2019-02-12 | 中建四局第三建筑工程有限公司 | A kind of concrete reserved steel bar adjustment device and method |
| CN110576120A (en) * | 2019-09-25 | 2019-12-17 | 中国五冶集团有限公司 | Hand-held type reinforcing bar clod wash device |
| CN111054856A (en) * | 2019-12-20 | 2020-04-24 | 无棣县余泽网具加工经营部 | Hydraulic portable steel bar bending straightener |
| CN111185542A (en) * | 2020-01-19 | 2020-05-22 | 朱梓浩 | Steel bar bending device |
| CN112935139A (en) * | 2021-02-24 | 2021-06-11 | 江苏师范大学 | Portable steel bar bending device |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB412918A (en) * | 1932-12-03 | 1934-07-03 | William Arthur Hunt | Improvements in or relating to devices for bending or straightening metal rails, girders and the like |
| CN2205754Y (en) * | 1994-07-20 | 1995-08-23 | 北京建茂建筑设备有限公司 | Hydraulic bending streightening device for reinforcing bars |
| CN2613325Y (en) * | 2003-03-17 | 2004-04-28 | 莫绍远 | Convenient steel arch frame bending machine |
| CN203764851U (en) * | 2014-03-11 | 2014-08-13 | 东风汽车紧固件有限公司 | Handheld coiled wire material head straightening machine |
| CN104438956A (en) * | 2014-11-28 | 2015-03-25 | 湖北中南勘察基础工程有限公司 | Anchor bar bending machine |
| CN204867188U (en) * | 2015-07-09 | 2015-12-16 | 中铁四局集团第二工程有限公司 | Crooked bar straightener of portable many function high tensile reinforcements at most |
-
2015
- 2015-07-09 CN CN201510399542.5A patent/CN105170836B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB412918A (en) * | 1932-12-03 | 1934-07-03 | William Arthur Hunt | Improvements in or relating to devices for bending or straightening metal rails, girders and the like |
| CN2205754Y (en) * | 1994-07-20 | 1995-08-23 | 北京建茂建筑设备有限公司 | Hydraulic bending streightening device for reinforcing bars |
| CN2613325Y (en) * | 2003-03-17 | 2004-04-28 | 莫绍远 | Convenient steel arch frame bending machine |
| CN203764851U (en) * | 2014-03-11 | 2014-08-13 | 东风汽车紧固件有限公司 | Handheld coiled wire material head straightening machine |
| CN104438956A (en) * | 2014-11-28 | 2015-03-25 | 湖北中南勘察基础工程有限公司 | Anchor bar bending machine |
| CN204867188U (en) * | 2015-07-09 | 2015-12-16 | 中铁四局集团第二工程有限公司 | Crooked bar straightener of portable many function high tensile reinforcements at most |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105170720A (en) * | 2015-10-30 | 2015-12-23 | 杭州众铎消防科技有限公司 | Hydraulic bending straightener |
| CN108213268A (en) * | 2018-02-15 | 2018-06-29 | 王旭 | A kind of Portable adjustable based on TRIZ holds angle-bender |
| CN108723246A (en) * | 2018-05-19 | 2018-11-02 | 中国能源建设集团山西电力建设第三有限公司 | Filling pile head deformed bar straightening mechanism and method for aligning |
| CN109322403A (en) * | 2018-11-28 | 2019-02-12 | 中建四局第三建筑工程有限公司 | A kind of concrete reserved steel bar adjustment device and method |
| CN110576120A (en) * | 2019-09-25 | 2019-12-17 | 中国五冶集团有限公司 | Hand-held type reinforcing bar clod wash device |
| CN111054856A (en) * | 2019-12-20 | 2020-04-24 | 无棣县余泽网具加工经营部 | Hydraulic portable steel bar bending straightener |
| CN111185542A (en) * | 2020-01-19 | 2020-05-22 | 朱梓浩 | Steel bar bending device |
| CN112935139A (en) * | 2021-02-24 | 2021-06-11 | 江苏师范大学 | Portable steel bar bending device |
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| CN105170836B (en) | 2017-08-29 |
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