CN103658456B - Reinforcing bar straightening apparatus clamps stretching mechanism - Google Patents
Reinforcing bar straightening apparatus clamps stretching mechanism Download PDFInfo
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- CN103658456B CN103658456B CN201310651484.1A CN201310651484A CN103658456B CN 103658456 B CN103658456 B CN 103658456B CN 201310651484 A CN201310651484 A CN 201310651484A CN 103658456 B CN103658456 B CN 103658456B
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- guide block
- clamp
- pressing plate
- oblique guide
- stretching
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Abstract
The invention discloses a kind of reinforcing bar straightening apparatus and clamp stretching mechanism, the stretching mechanism of this clamping comprises clamping device, stretching mechanism and guiding mechanism, and clamping device is positioned at the front of stretching mechanism; Stretching mechanism, comprise front stretching fixed head, rear stretching fixed head and at least two stretching hydraulic cylinders between front stretching fixed head and rear stretching fixed head, one end of stretching hydraulic cylinder is fixed on front stretching fixed head, the other end is fixed on rear stretching fixed head, and the piston rod of stretching hydraulic cylinder passes front stretching fixed head and is connected on clamping device; Guiding mechanism comprises a guiding fixed head, and guiding fixed head is positioned at the front of front stretching fixed head, between guiding fixed head and front stretching fixed head, arrange lead, and clamping device to be arranged on lead and can to seesaw along described lead.The present invention can effectively grip reinforcing bar and pull flattening operations.
Description
Technical field
The present invention relates to a kind of reinforcing bar straightening apparatus and clamp stretching mechanism.
Background technology
The main muscle of prefabricated strong concrete square pile reinforcing cage adopts HRB400 screw-thread steel, and automatic seam-welding is shaping, time saving and energy saving, and quality is easily protected.In the roll welding production line of steel reinforcement cage, roughly need through technological process such as butt welding-polishing-blanking-roll welding shaping grade.Before carrying out roll welding moulding process, need first by reinforcement metal straightening, to ensure that reinforcing bar can pass through the reinforced steel bar perforation of seam welder, but also do not have special reinforcing bar straightening apparatus in prior art, based on this, prior art requires further improvement.
Summary of the invention
The object of the invention is to propose a kind of reinforcing bar straightening apparatus and clamp stretching mechanism, effective clamping can be formed to reinforcing bar, and then flattening operations is carried out to reinforcing bar.
To achieve these goals, the present invention adopts following technical scheme:
Reinforcing bar straightening apparatus clamps stretching mechanism, and comprise clamping device, stretching mechanism and guiding mechanism, clamping device is positioned at the front of stretching mechanism; Stretching mechanism, comprise front stretching fixed head, rear stretching fixed head and at least two stretching hydraulic cylinders between front stretching fixed head and rear stretching fixed head, one end of stretching hydraulic cylinder is fixed on front stretching fixed head, the other end is fixed on rear stretching fixed head, and the piston rod of stretching hydraulic cylinder passes front stretching fixed head and is connected on clamping device; Guiding mechanism comprises a guiding fixed head, guiding fixed head is positioned at the front of front stretching fixed head, between guiding fixed head and front stretching fixed head, lead is set, clamping device to be arranged on lead and can to seesaw along described lead, and described guiding fixed head adopts rectangular frame structure.
Further, described clamping device, comprise clamping power cylinder, drive link, left clamp and right clamp, clamping power cylinder, drive link, left clamp and right clamp are by front rearward order setting, drive link is arranged along the length direction perpendicular to reinforcing bar, the piston rod of clamping power cylinder is connected to the middle part of drive link, left clamp and right clamp are connected respectively to left part and the right part of drive link, the right flank of left clamp is relative with the left surface of right clamp and be all parallel to the length direction of reinforcing bar, reinforcing bar clamping zone is formed between the right flank of left clamp and the left surface of right clamp, the left direction of left clamp is arranged an oblique guide block in left side, the right direction of right clamp is arranged an oblique guide block in right side, the spacing of the oblique guide block in left side and the oblique guide block in right side linearly increases along the length direction of reinforcing bar or linearly reduces change, and along left side, the oblique guide block of oblique guide block and right side is synchronized with the movement respectively for left clamp and right clamp.
Further, the right flank of described left clamp and the left surface of right clamp are provided with friction enhancement.
Further, the right flank of the oblique guide block in described left side is a clinoplain, the left surface of the oblique guide block in right side is a clinoplain, and the spacing of the left surface of the oblique guide block of right flank and right side of the oblique guide block in left side linearly increases along the length direction of reinforcing bar or linearly reduces change; The left surface incline direction of left clamp is consistent with the right flank incline direction of the oblique guide block in left side, and the right flank incline direction of right clamp is consistent with the left surface incline direction of the oblique guide block in right side.
Further, the top of the oblique guide block of described left clamp and left side arranges top, left side pressing plate, and the below of the oblique guide block of left clamp and left side arranges below, left side pressing plate; The top of the oblique guide block of described right clamp and right side arranges top, right side pressing plate, and the below of the oblique guide block of right clamp and right side arranges a lower right-hand side pressing plate.
Further, the left upper portion of described left clamp arranges a spacing guide block in upper left, the left lower of left clamp arranges a spacing guide block in lower-left, above the left side right flank of oblique guide block and left side pressing plate lower surface between form the upper left limit guide rail with the spacing guide block adaptation in upper left, below the right flank of the oblique guide block in left side and left side pressing plate upper surface between form the lower-left limit guide rail with the spacing guide block adaptation in lower-left; The right upper portion of described right clamp arranges a spacing guide block of upper right, the lower right side of right clamp arranges a spacing guide block in bottom right, above the right side left surface of oblique guide block and right side pressing plate lower surface between form the upper right limit guide rail with the spacing guide block adaptation of upper right, form the bottom right limit guide rail with the spacing guide block adaptation in bottom right between the left surface of the oblique guide block in right side and the upper surface of lower right-hand side pressing plate.
Further, be connected and fixed by the first connecting plate between the leading flank of the oblique guide block of leading flank and right side of the oblique guide block in described left side; Above the left side top leading flank of pressing plate and right side pressing plate leading flank between be connected and fixed by the second connecting plate; Be connected and fixed by the 3rd connecting plate between the leading flank of below, left side pressing plate and the leading flank of lower right-hand side pressing plate; The left side upper surface of oblique guide block and lower surface respectively with left side above below the lower surface of pressing plate and left side the upper surface of pressing plate be connected and fixed; The right side upper surface of oblique guide block and lower surface respectively with right side above the lower surface of pressing plate and the upper surface of lower right-hand side pressing plate be connected and fixed.
Further, above left side, below pressing plate, the oblique guide block in left side, left side, above pressing plate, right side, the rear of pressing plate, the oblique guide block in right side and lower right-hand side pressing plate arranges one and grips plate, grips the front that plate is positioned at front stretching fixed head; Top, left side pressing plate, the oblique guide block in left side, above pressing plate, right side, the trailing flank of pressing plate, the oblique guide block in right side and lower right-hand side pressing plate is connected respectively to and grips on plate below left side.
Further, the piston rod of described stretching hydraulic cylinder is connected to and grips on plate, and be provided with the pilot hole with lead adaptation gripping on plate, pilot hole is nested with on lead.
Advantage of the present invention is:
The present invention is mechanical and automaticity is high, one end of reinforcing bar is fixed, it is stretching in-house that the other end is placed in clamping of the present invention, on the one hand the effect gripped is played to reinforcing bar, on the other hand flattening operations is pulled to reinforcing bar, grip operation and pull flattening operations and drive realization by power cylinder, it is convenient to control.Clamp power cylinder in addition to drive left clamp and right clamp the oblique guide block of oblique guide block and right side is synchronized with the movement along left side respectively, linearly to increase along the length direction of reinforcing bar due to the spacing of the oblique guide block of the oblique guide block in left side and right side or linearly reduce change, left clamp and right clamp are when moving along the length direction of reinforcing bar, the width of reinforcing bar clamping zone increases or reduces, and left clamp and right clamp perform reinforcing bar and unclamp or holding action.At reinforcing bar clamping zone, the contact area of reinforcing bar and left clamp, right clamp is large, adds the setting of friction enhancement, left clamp and the chucking power of right clamp to reinforcing bar is significantly strengthened, facilitates stretching mechanism to carry out flattening operations to reinforcing bar.
Accompanying drawing explanation
Fig. 1 is the structural representation clamping stretching mechanism in the present invention;
Fig. 2 is the structural representation that in Fig. 1, clamping device is looked from frontal;
Fig. 3 is the structural representation that in Fig. 1, clamping device is looked from the side.
Detailed description of the invention
Below in conjunction with accompanying drawing and detailed description of the invention, the present invention is described in further detail:
Shown in composition graphs 1 to 3, reinforcing bar straightening apparatus clamps stretching mechanism, is arranged on an end of reinforcing bar straightening apparatus, for gripping reinforcing bar and pulling flattening operations.Reinforcing bar straightening apparatus clamps stretching mechanism, and comprise clamping device 1, stretching mechanism 2 and guiding mechanism 3, clamping device is positioned at the front of stretching mechanism.
Stretching mechanism 2, comprise front stretching fixed head 201 and rear stretching fixed head 202, two are provided with between front stretching fixed head and rear stretching fixed head, or four stretching hydraulic cylinders 203, for pulling flattening operations to reinforcing bar, one end of stretching hydraulic cylinder is fixed on front stretching fixed head, the other end is fixed on rear stretching fixed head, the piston rod of stretching hydraulic cylinder passes front stretching fixed head and is connected on clamping device, after clamping device fixes reinforcing bar, the stretching reinforcing bar of piston rod movement of stretching hydraulic cylinder, in the process of reinforcement metal straightening, can effectively remove the iron rust being attached to rebar surface.The middle part of front stretching fixed head 201 and rear stretching fixed head 202 offers V-shaped groove, and reinforcing bar passes bottom V-shaped groove.
Guiding mechanism 3, comprises a guiding fixed head 301, and this guiding fixed head adopts rectangular frame structure, and this rectangular frame can be passed in the front portion of clamping device 1 in motion process.Guiding fixed head is positioned at the front of front stretching fixed head, between guiding fixed head and front stretching fixed head, four leads 302 are set, lead is positioned at the edge of the fixed head that leads with the tie point of guiding fixed head, and the tie point of lead and front stretching fixed head is positioned at the edge of front stretching fixed head.
Clamping device 1, comprises clamping power cylinder 101, drive link 102, left clamp 103 and right clamp 104, and clamping power cylinder, drive link, left clamp and right clamp are by front rearward order setting.Drive link is arranged along the length direction perpendicular to reinforcing bar, and the piston rod of clamping power cylinder is connected to the middle part of drive link.Clamping power cylinder 101, comprises hydraulic cylinder or pneumatic cylinder, for pulling drive link and then pulling left clamp and right clamp to do rectilinear motion along the length direction of reinforcing bar.Left clamp and right clamp are connected respectively to left part and the right part of drive link, the right flank of left clamp is relative with the left surface of right clamp and be all parallel to the length direction of reinforcing bar, reinforcing bar clamping zone 105 is formed, for placing reinforcing bar to be held between the right flank of left clamp and the left surface of right clamp.In order to strengthen the clamping effect of left clamp and right clamp further, the right flank of left clamp and the left surface of right clamp are provided with friction enhancement 106.Preferably, this friction enhancement, can be designed as concavo-convex alternate strip groove version or concavo-convex alternate ripple glaze groove structure form or is designed to version of being made up of many friction protuberances etc.
The left direction of left clamp is arranged an oblique guide block 107 in left side, the right direction of right clamp is arranged an oblique guide block 108 in right side.The right flank of the oblique guide block in left side is a clinoplain, the left surface of the oblique guide block in right side is a clinoplain, and the spacing of the left surface of the oblique guide block of right flank and right side of the oblique guide block in left side linearly increases along the length direction of reinforcing bar or linearly reduces change.The left surface of left clamp is also a clinoplain, and incline direction is consistent with the right flank incline direction of the oblique guide block in left side; The right flank of right clamp is also a clinoplain, and incline direction is consistent with the left surface incline direction of the oblique guide block in right side; The right flank of left surface oblique guide block along left side of left clamp moves, the left surface of right flank oblique guide block along right side of right clamp moves, left clamp and right clamp are along in straight reciprocating motion process on the length direction of reinforcing bar, can perform clamping to reinforcing bar or unclamp action, left clamp and right clamp be synchronized with the movement in addition.
The top of the oblique guide block of left clamp and left side arranges top, left side pressing plate 109, and the below of the oblique guide block of left clamp and left side arranges below, left side pressing plate 110; The top of the oblique guide block of right clamp and right side arranges top, right side pressing plate 111, and the below of the oblique guide block of right clamp and right side arranges a lower right-hand side pressing plate 112.
The left upper portion of left clamp arranges a spacing guide block 113 in upper left, the left lower of left clamp arranges a spacing guide block 114 in lower-left, above the left side right flank of oblique guide block and left side pressing plate lower surface between form the upper left limit guide rail with the spacing guide block adaptation in upper left, below the right flank of the oblique guide block in left side and left side pressing plate upper surface between form the lower-left limit guide rail with the spacing guide block adaptation in lower-left; The right upper portion of right clamp arranges a spacing guide block 115 of upper right, the lower right side of right clamp arranges a spacing guide block 116 in bottom right, above the right side left surface of oblique guide block and right side pressing plate lower surface between form the upper right limit guide rail with the spacing guide block adaptation of upper right, form the bottom right limit guide rail with the spacing guide block adaptation in bottom right between the left surface of the oblique guide block in right side and the upper surface of lower right-hand side pressing plate.The setting of upper left limit guide rail, lower-left limit guide rail, upper right limit guide rail and bottom right limit guide rail, define the direction of motion of the spacing guide block in upper left, the spacing guide block in lower-left, the spacing guide block of the spacing guide block of upper right and bottom right, ensure that the direction of motion of left clamp and right clamp.
Be connected and fixed by the first connecting plate 117 between the leading flank of the oblique guide block of leading flank and right side of the oblique guide block in left side; Above the left side top leading flank of pressing plate and right side pressing plate leading flank between be connected and fixed by the second connecting plate 118; Be connected and fixed by the 3rd connecting plate 119 between the leading flank of below, left side pressing plate and the leading flank of lower right-hand side pressing plate; Above the left side upper surface of oblique guide block and left side, the lower surface of pressing plate is connected and fixed, and below the lower surface of the oblique guide block in left side and left side, the upper surface of pressing plate is connected and fixed; Above the right side upper surface of oblique guide block and right side, the lower surface of pressing plate is connected and fixed, and the lower surface of the oblique guide block in right side and the upper surface of lower right-hand side pressing plate are connected and fixed.
Above left side, below pressing plate, the oblique guide block in left side, left side, above pressing plate, right side, the rear of pressing plate, the oblique guide block in right side and lower right-hand side pressing plate arranges one and grips plate 120, grips the front that plate 120 is positioned at front stretching fixed head 201; Top, left side pressing plate, the oblique guide block in left side, above pressing plate, right side, the trailing flank of pressing plate, the oblique guide block in right side and lower right-hand side pressing plate is connected respectively to and grips on plate below left side.The middle part gripping plate offers V-shaped groove 121, and reinforcing bar passes bottom V-shaped groove.Wherein, front stretching fixed head, rear stretching fixed head and gripping V-shaped groove arrangement in yi word pattern on the length direction of reinforcing bar that plate is offered.The piston rod of stretching hydraulic cylinder 203 is connected to and grips on plate 120, gripping the pilot hole of setting and lead adaptation on plate, pilot hole is nested with on lead, clamping device 1 travels forward along lead 302 under the piston rod of stretching hydraulic cylinder promotes, and completes the flattening operations to reinforcing bar.In actual applications, guiding fixed head 301, front stretching fixed head 201 and rear stretching fixed head 202 is all fixed on Rack Body 4.
Certainly; more than illustrate and be only preferred embodiment of the present invention; the present invention is not limited to enumerate above-described embodiment; should be noted that; any those of ordinary skill in the art are under the instruction of this description; made all equivalently to substitute, obvious variant, within the essential scope all dropping on this description, protection of the present invention ought to be subject to.
Claims (4)
1. reinforcing bar straightening apparatus clamps stretching mechanism, it is characterized in that, comprise clamping device, stretching mechanism and guiding mechanism, clamping device is positioned at the front of stretching mechanism, stretching mechanism, comprise front stretching fixed head, rear stretching fixed head and at least two stretching hydraulic cylinders between front stretching fixed head and rear stretching fixed head, one end of stretching hydraulic cylinder is fixed on front stretching fixed head, the other end is fixed on rear stretching fixed head, and the piston rod of stretching hydraulic cylinder passes front stretching fixed head and is connected on clamping device, guiding mechanism comprises a guiding fixed head, guiding fixed head is positioned at the front of front stretching fixed head, between guiding fixed head and front stretching fixed head, lead is set, clamping device to be arranged on lead and can to seesaw along described lead, and described guiding fixed head adopts rectangular frame structure, described clamping device comprises clamping power cylinder, drive link, left clamp and right clamp, clamping power cylinder, drive link, and the entirety to be made up of left clamp and right clamp by front rearward order arrange, drive link is arranged along the length direction perpendicular to reinforcing bar, the piston rod of clamping power cylinder is connected to the middle part of drive link, left clamp and right clamp are connected respectively to left part and the right part of drive link, the right flank of left clamp is relative with the left surface of right clamp and be all parallel to the length direction of reinforcing bar, reinforcing bar clamping zone is formed between the right flank of left clamp and the left surface of right clamp, the left direction of left clamp is arranged an oblique guide block in left side, the right direction of right clamp is arranged an oblique guide block in right side, the spacing of the oblique guide block in left side and the oblique guide block in right side linearly increases along the length direction of reinforcing bar or linearly reduces change, and along left side, the oblique guide block of oblique guide block and right side is synchronized with the movement respectively for left clamp and right clamp, the right flank of the oblique guide block in described left side is a clinoplain, the left surface of the oblique guide block in right side is a clinoplain, and the spacing of the left surface of the oblique guide block of right flank and right side of the oblique guide block in left side linearly increases along the length direction of reinforcing bar or linearly reduces change, the left surface incline direction of left clamp is consistent with the right flank incline direction of the oblique guide block in left side, and the right flank incline direction of right clamp is consistent with the left surface incline direction of the oblique guide block in right side, the top of the oblique guide block of described left clamp and left side arranges top, left side pressing plate, and the below of the oblique guide block of left clamp and left side arranges below, left side pressing plate, the top of the oblique guide block of described right clamp and right side arranges top, right side pressing plate, and the below of the oblique guide block of right clamp and right side arranges a lower right-hand side pressing plate, the left upper portion of described left clamp arranges a spacing guide block in upper left, the left lower of left clamp arranges a spacing guide block in lower-left, above the left side right flank of oblique guide block and left side pressing plate lower surface between form the upper left limit guide rail with the spacing guide block adaptation in upper left, below the right flank of the oblique guide block in left side and left side pressing plate upper surface between form the lower-left limit guide rail with the spacing guide block adaptation in lower-left, the right upper portion of described right clamp arranges a spacing guide block of upper right, the lower right side of right clamp arranges a spacing guide block in bottom right, above the right side left surface of oblique guide block and right side pressing plate lower surface between form the upper right limit guide rail with the spacing guide block adaptation of upper right, form the bottom right limit guide rail with the spacing guide block adaptation in bottom right between the left surface of the oblique guide block in right side and the upper surface of lower right-hand side pressing plate, be connected and fixed by the first connecting plate between the leading flank of the oblique guide block of leading flank and right side of the oblique guide block in described left side, above the left side top leading flank of pressing plate and right side pressing plate leading flank between be connected and fixed by the second connecting plate, be connected and fixed by the 3rd connecting plate between the leading flank of below, left side pressing plate and the leading flank of lower right-hand side pressing plate, the left side upper surface of oblique guide block and lower surface respectively with left side above below the lower surface of pressing plate and left side the upper surface of pressing plate be connected and fixed, the right side upper surface of oblique guide block and lower surface respectively with right side above the lower surface of pressing plate and the upper surface of lower right-hand side pressing plate be connected and fixed.
2. reinforcing bar straightening apparatus according to claim 1 clamps stretching mechanism, it is characterized in that, the right flank of described left clamp and the left surface of right clamp are provided with friction enhancement.
3. reinforcing bar straightening apparatus according to claim 1 clamps stretching mechanism, it is characterized in that, above left side, below pressing plate, the oblique guide block in left side, left side, above pressing plate, right side, the rear of pressing plate, the oblique guide block in right side and lower right-hand side pressing plate arranges one and grips plate, grips the front that plate is positioned at front stretching fixed head; Top, left side pressing plate, the oblique guide block in left side, above pressing plate, right side, the trailing flank of pressing plate, the oblique guide block in right side and lower right-hand side pressing plate is connected respectively to and grips on plate below left side.
4. reinforcing bar straightening apparatus according to claim 3 clamps stretching mechanism, it is characterized in that, the piston rod of described stretching hydraulic cylinder is connected to and grips on plate, and be provided with the pilot hole with lead adaptation gripping on plate, pilot hole is nested with on lead.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310651484.1A CN103658456B (en) | 2013-12-05 | 2013-12-05 | Reinforcing bar straightening apparatus clamps stretching mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310651484.1A CN103658456B (en) | 2013-12-05 | 2013-12-05 | Reinforcing bar straightening apparatus clamps stretching mechanism |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103658456A CN103658456A (en) | 2014-03-26 |
| CN103658456B true CN103658456B (en) | 2015-09-23 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201310651484.1A Expired - Fee Related CN103658456B (en) | 2013-12-05 | 2013-12-05 | Reinforcing bar straightening apparatus clamps stretching mechanism |
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Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104722682B (en) * | 2015-03-23 | 2019-03-29 | 南宁职业技术学院 | A kind of Simple hydraulic device of straight-adjustable reinforcing bar end elbow |
| CN108480519B (en) * | 2018-06-13 | 2019-11-12 | 福建省顺安建筑工程有限公司 | A kind of building frame-supporting column reinforcing bar prosthetic appliance and its construction technology |
Family Cites Families (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP1317975A1 (en) * | 2001-12-07 | 2003-06-11 | H.A. Schlatter Ag | Device for producing stretched wire |
| JP2004160473A (en) * | 2002-11-11 | 2004-06-10 | Hitachi Media Electoronics Co Ltd | Straightening apparatus and straightening method for metallic wire |
| CN201073675Y (en) * | 2007-06-27 | 2008-06-18 | 许友富 | Full-automatic steel bar stretching cutter |
| CN202336551U (en) * | 2011-11-08 | 2012-07-18 | 熊贤发 | Forced straightening machine for curved hook of V type bayonet hydraulic pressure type steel bar |
| CN202461363U (en) * | 2012-02-21 | 2012-10-03 | 中国十七冶集团有限公司 | Disc steel bar straightening machine for building |
| CN202805001U (en) * | 2012-08-17 | 2013-03-20 | 中山市点石塑胶有限公司 | Clamping device |
| CN202861230U (en) * | 2012-10-17 | 2013-04-10 | 南充市长远铝业有限公司 | Hydraulic pressure pipe-expanding machine |
| CN203621339U (en) * | 2013-12-05 | 2014-06-04 | 青岛兴河建材有限公司 | Clamping mechanism of steel bar stretching apparatus |
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2013
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Effective date of registration: 20170419 Address after: Zhu Zhu 266741 Shandong city of Qingdao Province Pingdu Renzhao town No. 1 Patentee after: Qingdao Yulong Hao River Building Materials Science and technology limited company Address before: 266409 Qingdao, Huangdao District, the town of the town of Wang Bo Industrial Park Patentee before: Qingdao Xinghe Building Material Co., Ltd. |
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Granted publication date: 20150923 Termination date: 20181205 |