CN203679105U - Automatic straightener for stepping palm-pressing reinforcing bar - Google Patents
Automatic straightener for stepping palm-pressing reinforcing bar Download PDFInfo
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- CN203679105U CN203679105U CN201320828061.8U CN201320828061U CN203679105U CN 203679105 U CN203679105 U CN 203679105U CN 201320828061 U CN201320828061 U CN 201320828061U CN 203679105 U CN203679105 U CN 203679105U
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- reinforcing bar
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- 230000003014 reinforcing effect Effects 0.000 title claims abstract description 88
- 230000007246 mechanism Effects 0.000 claims abstract description 115
- 230000033001 locomotion Effects 0.000 claims description 18
- 230000005540 biological transmission Effects 0.000 claims description 16
- 230000002146 bilateral effect Effects 0.000 claims description 3
- 230000001105 regulatory effect Effects 0.000 claims description 2
- 238000000034 method Methods 0.000 abstract description 18
- 230000000149 penetrating effect Effects 0.000 abstract 1
- 230000001429 stepping effect Effects 0.000 description 21
- 230000000694 effects Effects 0.000 description 7
- 238000010586 diagram Methods 0.000 description 4
- 238000006073 displacement reaction Methods 0.000 description 4
- 238000009434 installation Methods 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000001427 coherent effect Effects 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000011148 porous material Substances 0.000 description 1
- 230000002787 reinforcement Effects 0.000 description 1
- 125000006850 spacer group Chemical group 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 230000001360 synchronised effect Effects 0.000 description 1
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Abstract
The utility model discloses an automatic straightener for a stepping palm-pressing reinforcing bar. The straightener comprises a machine frame and a drive device, wherein at least one palm pressing mechanism driven by the drive device to move back and forth is mounted on the machine frame; a plurality of palm pressing blocks are arranged in the palm pressing mechanism and surround reinforcing bars penetrating through the palm pressing mechanism; when the drive device drives the palm pressing mechanism to move forwards, the palm pressing blocks are jointed towards the middle to extrude the reinforcing bars and drive the reinforcing bar to go forward; when the drive device drives the palm pressing mechanism to move backward, the palm pressing blocks release the reinforcing bars which are extruded and go back to the other sections of the reinforcing bars. The designed automatic straightener for the stepping palm-pressing reinforcing bar adopts the straightening method having the advantages of rapidity and effectiveness without the problem that elements are lost; when the reinforcing bars are extruded and straightened, automatic feeding is realized, so that the straightener has the advantages of convenience and practicability.
Description
Technical field
The utility model relates to reinforcing bar manufacture field, particularly a kind of stepping palm pressure type automatic reinforced bar straightening machine.
Background technology
The dish type reinforcing bar that the reinforcement component that at present architectural engineering is used is first produced steel mill is conventionally by straightening severing, then bends to required form and could apply.1), usage level, vertical pinch roller carry out straightening to reinforcing bar current conventional straightening method has:, this method cannot be carried out effective straightening to universal distortion reinforcing bar; 2), utilize rotating frame that pair of rollers reinforcing bar is set and carry out straightening, this method is inner open at patent document " CN200520102272.9-alignment roller unit ", utilize the roller in rotating frame can carry out to reinforcing bar effective straightening of multiple directions, but this method is made troubles to reinforcing bar self-feeding and to different wire diameter bar straightenings, and straightening effect is also not ideal enough; 3), utilize the straightener cube arranging in rotation adjustment barrel to carry out straightening to reinforcing bar, this method is inner open at patent document " CN200520102271.4-is with the straightening drum of double screw ", this method straightener cube is huge and noise is large to rebar surface frictionally damage, and because friction is larger, the loss of straightener cube is very fast, make consumable accessory many, operating cost weight, self-feeding and efficiency are also all undesirable.
Utility model content
In order to solve the problems of the technologies described above, the purpose of this utility model is to provide a kind of stepping palm pressure type automatic reinforced bar straightening machine, and reinforcing bar is pushed to aligning, and straightening is effective fast, there is no frictional dissipation, in extruding aligning, carries out step feeding.
The technical scheme that the utility model adopts is:
Stepping palm pressure type automatic reinforced bar straightening machine, comprise frame, drive unit, at least one is installed in described frame and is driven the palm press mechanism of making front-rear reciprocation movement by drive unit, in described palm press mechanism, be provided with multiple palm briquettings, described palm briquetting is to forming and surround through the reinforcing bar of palm press mechanism, in the time that drive unit drives palm press mechanism to travel forward, palm briquetting closes up extruding reinforcing bar and drives reinforcing bar forward to centre, in the time that drive unit drives palm press mechanism to move backward, palm briquetting unclamps the reinforcing bar pushing and retreats into another section of reinforcing bar place.
In order to ensure the effect of aligning, the length of described palm briquetting is greater than the distance of palm press mechanism stepping, makes each section of reinforcing bar can obtain extruding aligning.
As the further improvement of technique scheme, described drive unit connects palm press mechanism by transmission mechanism, and described transmission mechanism comprises the crankshaft-and-connecting-rod that is driven rotation by drive unit, and one end of described connecting rod connects bent axle, and the other end connects palm press mechanism.
As the further improvement of technique scheme, described palm press mechanism comprises movable stand, and palm briquetting is movably arranged in movable stand, and described connecting rod connects movable stand and bent axle, when bent axle rotates, drives palm press mechanism to make front-rear reciprocation movement by connecting rod.
As the further improvement of technique scheme, in described frame, be provided with the stroke limit hole of the strip of fore-and-aft direction, on described movable stand, be provided with the roller being installed on stroke limit hole.The distance that stroke limit hole moving-limiting frame moves forward and backward, the displacement of moving-limiting frame above-below direction simultaneously, what guarantee palm press mechanism advanced or retreated stablizes.
As the further improvement of technique scheme, on described movable stand, be fixed with multiple slides, described palm briquetting is slidably arranged between slide, and palm briquetting one end is towards reinforcing bar, the other end is connected with camshaft, thereby camshaft rotates and drives palm briquetting to slide between slide to push or unclamp reinforcing bar.Preferably, palm briquetting is provided with deep-slotted chip breaker towards one end of reinforcing bar, increases the contact area of palm briquetting and reinforcing bar, makes the better effects if of extruding aligning.
As the further improvement of technique scheme, on described movable stand, be provided with rack slide, in described rack slide, slide and be provided with tooth bar, on camshaft, be fixed with gear, tooth bar engages with the gear on camshaft, and in frame, corresponding tooth bar is provided with tooth bar and regulates striker, when palm press mechanism moves forward and backward, tooth bar collision tooth bar produces relative motion with gear after regulating striker, thereby driven wheel rotation is rotated camshaft.The design adopts the combination of rack and pinion, utilize palm press mechanism to move forward and backward and make rack and pinion generation relative motion carry out transmission, thereby control palm briquetting extruding reinforcing bar or unclamp reinforcing bar, rational in infrastructure, be not required to be the other configuration driven device of palm briquetting, more easily realize the synchronization action of palm briquetting simultaneously.In addition, between described tooth bar, also can connect by tooth bar connecting plate, described tooth bar regulates the position of the corresponding tooth bar connecting plate of striker to arrange.
Further, described tooth bar regulates striker to be separately positioned on front and the rear of palm press mechanism.
As the further improvement of technique scheme, in described frame, be provided with two palm press mechanisms, reinforcing bar is successively through two palm press mechanisms, drive unit connects respectively two palm press mechanisms and drives it to make front-rear reciprocation movement, the direction of motion of two palm press mechanisms is contrary, when one of them palm press mechanism drives the reinforcing bar of extruding to advance, another palm press mechanism unclamps reinforcing bar and retreats.Two palm press mechanisms alternately push conveying to reinforcing bar, make the better effects if of extruding.
As the further improvement of technique scheme, described frame bilateral symmetry is provided with the transmission mechanism that connects palm press mechanism, the wherein transmission mechanism connecting drive device of a side, and it is stressed evenly that symmetrically arranged transmission mechanism makes to slap press mechanism both sides, more durable.
The beneficial effects of the utility model are:
Stepping palm pressure type automatic reinforced bar straightening machine utilization palm briquetting of the present utility model is aligned from multiple directions extruding reinforcing bar, straightening process is effective fast, there is not frictional dissipation, in the time of palm briquetting extruding reinforcing bar, drive unit drives the stepping of palm press mechanism forward, self-feeding, slaps briquetting and unclamps reinforcing bar after feeding, drive unit drives palm press mechanism to retreat next section of reinforcing bar pushed to aligning and stepping conveying.Contrast existing straightener, the straightening method of the design's stepping palm pressure type automatic reinforced bar straightening machine is effective fast, does not have the problem of element loss, and self-feeding in reinforcing bar being pushed to aligning is convenient and practical.
When adopting when plural palm press mechanism, between multiple palm press mechanisms, realize synchronization action by transmission mechanism, can be continuously continually reinforcing bar is carried out to full enclosed to apply straightening force, action links up, the better effects if of aligning.
Brief description of the drawings
Below in conjunction with the drawings and specific embodiments, the utility model is described in further detail.
Fig. 1 is the structural representation of stepping palm pressure type automatic reinforced bar straightening machine;
Fig. 2 is the top view of stepping palm pressure type automatic reinforced bar straightening machine;
Fig. 3 is the three-dimensional view of palm press mechanism;
Fig. 4, Fig. 5 are the schematic diagrames of palm press mechanism internal structure; (concealing movable stand)
Fig. 6 is rack-and-pinion and the syndeton schematic diagram of slapping briquetting;
Fig. 7, Fig. 8 are the mounting structure schematic diagrames of palm briquetting;
Fig. 9, Figure 10 are the structural representations of palm briquetting;
Figure 11 slaps the structural representation of slapping briquetting extruding reinforcing bar when press mechanism advances;
Figure 12 is the structural representation that palm press mechanism is slapped briquetting while retreating and unclamp reinforcing bar;
Figure 13, Figure 14 are the working state figures of stepping palm pressure type automatic reinforced bar straightening machine.
Detailed description of the invention
Below in conjunction with accompanying drawing and preferred embodiment, stepping palm pressure type automatic reinforced bar straightening machine of the present utility model is described in further detail.
With reference to Fig. 1, Fig. 2, the preferred embodiment that the utility model provides, a kind of stepping palm pressure type automatic reinforced bar straightening machine, comprises frame 1, motor 2, at least one is installed in described frame 1 and drives by motor 2 palm press mechanism 3 of making front-rear reciprocation movement.In the present embodiment, frame 1 interior be preferably provided with two the palm press mechanisms 3.Motor 2 connects palm press mechanism 3 by transmission mechanism 4, and described transmission mechanism 4 comprises the bent axle 41 and the connecting rod 42 that are driven rotation by motor 2, and connecting rod 42 one end connect bent axle 41, and the other end connects palm press mechanism 3; In frame 1, be provided with the stroke limit hole 11 of the strip of fore-and-aft direction, on palm press mechanism 3, be provided with the roller 39 being installed on stroke limit hole 11.Motor 2 driving cranks 41 rotate, bent axle 41 drives palm press mechanism 3 advance or retreat along stroke limit hole 11 by connecting rod 42, the distance that stroke limit hole 11 restriction palm press mechanisms 3 move forward and backward, the displacement of restriction palm press mechanism 3 above-below directions simultaneously, what guarantee palm press mechanism 3 advanced or retreated stablizes.
In order to allow palm press mechanism 3 stress balances, be provided with transmission mechanism 4 in the bilateral symmetry of frame 1, the transmission mechanism 4 that is positioned at frame 1 both sides connects respectively the both sides of slapping press mechanism 3, make it keep stress balance, wherein the transmission mechanism 4 of a side connects motor 2, for the action of palm press mechanism 3 provides driving power, opposite side is as driven, to maintain balance.
With reference to Fig. 3 to Fig. 5, described palm press mechanism 3 comprises movable stand 31, and described connecting rod 42 is connected on movable stand 31.In movable stand 31, be fixed with slide 32, between slide 32, slide and be provided with palm briquetting 33, palm briquetting 33 is at least provided with more than two, be evenly distributed on the surrounding of reinforcing bar 5, the palm press mechanism 3 of the present embodiment is preferably provided with 33, four palm briquettings 33 of four palm briquettings reinforcing bar 5 through palm press mechanism 3 is formed and surrounded.Described palm briquetting 33 one end are towards reinforcing bar 5, and the other end is connected with camshaft 34, push or unclamp reinforcing bar 5 thereby drive palm briquetting 33 to slide between slide 32 when camshaft 34 rotates.Further, with reference to Figure 10, described palm briquetting 33 is provided with multiple projections 336 towards one end of reinforcing bar 5, described projection 336 intervals arrange, ensureing when palm briquetting 33 surrounds has enough extruding forces to reinforcing bar 5, projection 336 is preferably set to arcs of recesses with the contact-making surface of reinforcing bar 5, increases the contact area of palm briquetting 33 and reinforcing bar 5, makes the better effects if of extruding aligning.
With reference to Fig. 7 to Fig. 9, on described slide 32, be provided with bearing block 321, camshaft 34 is installed on the bearing block 321 of two slides 32, and bearing block 321 tops mode with bolts is provided with balance adjustment piece.On camshaft 34, be provided with palm block 333, palm block 333 is movably arranged between two slides 32, drives palm block 333 to move up and down when camshaft 34 rotates.Palm block 333 bottoms are provided with the slide rail 3331 of inclination, on palm block 333, be provided with the installation screw 3332 paralleling with slide rail, on palm briquetting 33, be provided with the chute 334 of corresponding slide rail 3331, palm briquetting 33 fronts, top are provided with bolt bearing frame 335, on bolt bearing frame 335, be provided with the U-shaped groove of corresponding installation screw 3332, palm briquetting 33 is connected with palm block 333 by chute 334, one adjusting bolt 332 is connected to the installation screw 3332 on palm block 333 through U-shaped groove, makes to slap briquetting 33 and is fixedly connected with palm block 333.In adjusting bolt 332, be provided with the bulge loop that two external diameters are greater than U-shaped well width, two bulge loops lay respectively at front and the rear of bolt bearing frame 335, turn adjusting bolt 332, adjusting bolt 332 moves along its axis, drive palm briquetting 33 to slide and rise or decline along the direction of chute 334, thereby adjust the initial position of palm briquetting 33, control palm briquetting 33 and surround the rear middle pore size producing, to adapt to reinforcing bar 5 straightening of different wire diameters.Further, on palm block 333, bolt adjustment seat 331 is also installed, described bolt adjustment seat 331 is positioned at adjusting bolt 332 tops, and bolt adjustment seat 331 is for limiting the adjustable range of adjusting bolt 332, meanwhile, bolt adjustment seat 331 also can prevent that adjusting bolt 332 from dropping out from top.
With reference to Fig. 3, Fig. 6, described camshaft 34 one end are fixedly connected with gear 35, on described movable stand 31, be provided with rack slide 37, the interior slip of rack slide 37 is provided with tooth bar 36, tooth bar 36 engages with the gear 35 on camshaft 34, in the time producing relative motion between tooth bar 36 and gear 35, can rotate by driven wheel 35, thereby camshaft 34 is rotated, and palm briquetting 33 slides reinforcing bar 5 is pushed or unclamps reinforcing bar 5.As shown in Figure 1 and Figure 2, in frame 1, corresponding tooth bar 36 is provided with tooth bar and regulates striker 12, and tooth bar regulates striker 12 to be separately positioned on front and the rear of slapping press mechanism 3, and tooth bar regulates the distance between striker 12 to be less than the distance that palm press mechanism 3 moves.When palm press mechanism 3 moves, tooth bar 36 collides after tooth bar regulates striker 12 and stops moving, gear 35 continues mobile under movable stand 31 drives, tooth bar 36 produces relative motion with gear 35, and then control palm briquetting 33 and slide, be not required to be the other configuration driven device of palm briquetting 33, more easily between multiple palm briquettings 33, realize synchronization action simultaneously.
Before stepping palm pressure type automatic reinforced bar straightening machine of the present utility model starts, first allow reinforcing bar 5 successively through two palm press mechanisms 3.After startup, motor 2 drives two palm press mechanisms 3 to make front-rear reciprocation movement, and in the same time, the direction of motion of two palm press mechanisms 3 is contrary.When motor 2 drives palm press mechanism 3 to move forward, palm briquetting 33 closes up extruding reinforcing bar 5 and drives reinforcing bar 5 to move forward to centre, as shown in figure 11; In the time that palm press mechanism 3 arrives the maximum displacement of advancing, tooth bar 36 collides the tooth bar adjusting striker 12 that is arranged on palm press mechanism 3 fronts, and tooth bar 36 produces relative motion with gear 35, thereby palm briquetting 33 scatters and unclamps reinforcing bar 5 to surrounding slip, as shown in figure 12; Then motor 2 drives palm press mechanism 3 to move backward to another section of reinforcing bar 5 places; In the time that palm press mechanism 3 arrives the maximum displacement retreating, the tooth bar that tooth bar 36 collisions are arranged on palm press mechanism 3 rears regulates striker 12, and tooth bar 36 produces contrary motion with gear 35, and palm briquetting 33 closes up extruding reinforcing bar 5 to centre, as shown in figure 11, complete the one-period of step feeding.In the present embodiment, preferably adopt two palm press mechanisms 3 alternately reinforcing bar 5 to be pushed to conveying, only need a motor 2 to connect and drive two palm press mechanisms 3 by bent axle 41, ensure that the cooperation between two palm press mechanisms 3 is synchronous, make its continual straightening force that applies of reinforcing bar being carried out to full enclosed continuously, action is coherent, easy to control, aligning effective.In addition, adopt three to slap above press mechanism 3 or only adopt a palm press mechanism 3 can complete equally the step that 5 extruding are carried to reinforcing bar.Further, in order to ensure the effect of aligning, the length of described palm briquetting 33 is greater than the distance that 3 steppings of palm press mechanism are moved, and makes any one section of reinforcing bar 5 can obtain extruding aligning, can not produce omission.
With reference to Figure 13, Figure 14, the schematic diagram for stepping palm pressure type automatic reinforced bar straightening machine of the present utility model and cutting mechanism cooperating: the reinforcing bar 5 of coiling in rotating disk 9, by after guide wheel 6, enters palm press mechanism 3; Motor 2 drives palm press mechanism 3 to move, and the palm briquetting 33 in palm press mechanism 3 closes up extruding reinforcing bar 5 to centre, and drives the reinforcing bar 5 capturing to move forward; When being advanced to after ultimate range, the palm briquetting 33 in palm press mechanism 3 unclamps reinforcing bar 5, and palm press mechanism 3 retreats into another section of reinforcing bar 5 places, and palm briquetting 33 again closes up crawl reinforcing bar 5 and pushes and carry; 3 alternations of two palm press mechanisms, push conveying to reinforcing bar 5; Reinforcing bar 5 leaves after palm press mechanism 3, by be arranged on the palm press mechanism 3 rears another to guide wheel 6 orientations, arrive cutting mechanism 7, after length locating piece 8 spacer bar 5 length, cutting mechanism 7 moves the reinforcing bar 5 of straightening is carried out to cutting, obtains required vertical bar reinforcing bar.
Stepping palm pressure type automatic reinforced bar straightening machine utilization palm briquetting 33 of the present utility model is aligned from multiple directions extruding reinforcing bar 5, straightening process is effective fast, there is not frictional dissipation, in the time that palm briquetting 33 pushes reinforcing bar 5, motor 2 drives 3 steppings of palm press mechanism forward, self-feeding, slaps briquetting 33 and unclamps reinforcing bar 5 after feeding, motor 2 drives palm press mechanism 3 to retreat next section of reinforcing bar 5 pushed to aligning and stepping conveying.Contrast existing straightener, the straightening method of the design's stepping palm pressure type automatic reinforced bar straightening machine is effective fast, does not have the problem of element loss, and self-feeding in reinforcing bar 5 being pushed to aligning is convenient and practical.
These are only preferential embodiment of the present utility model, as long as within the technical scheme that realizes the utility model object with basic identical means all belongs to protection domain of the present utility model.
Claims (9)
1. stepping palm pressure type automatic reinforced bar straightening machine, comprise frame, drive unit, it is characterized in that: at least one is installed in described frame and is driven the palm press mechanism of making front-rear reciprocation movement by drive unit, in described palm press mechanism, be provided with multiple palm briquettings, described palm briquetting is to forming and surround through the reinforcing bar of palm press mechanism, in the time that drive unit drives palm press mechanism to travel forward, palm briquetting closes up extruding reinforcing bar and drives reinforcing bar forward to centre, in the time that drive unit drives palm press mechanism to move backward, palm briquetting unclamps the reinforcing bar pushing and retreats into another section of reinforcing bar place.
2. stepping palm pressure type automatic reinforced bar straightening machine according to claim 1, it is characterized in that: described drive unit connects palm press mechanism by transmission mechanism, described transmission mechanism comprises the crankshaft-and-connecting-rod that is driven rotation by drive unit, one end of described connecting rod connects bent axle, and the other end connects palm press mechanism.
3. stepping palm pressure type automatic reinforced bar straightening machine according to claim 2, it is characterized in that: described palm press mechanism comprises movable stand, palm briquetting is movably arranged in movable stand, and described connecting rod connects movable stand and bent axle, when bent axle rotates, drives palm press mechanism to make front-rear reciprocation movement by connecting rod.
4. stepping palm pressure type automatic reinforced bar straightening machine according to claim 3, is characterized in that: in described frame, be provided with the stroke limit hole of the strip of fore-and-aft direction, be provided with the roller being installed on stroke limit hole on described movable stand.
5. stepping palm pressure type automatic reinforced bar straightening machine according to claim 3, it is characterized in that: on described movable stand, be fixed with multiple slides, described palm briquetting is slidably arranged between slide, palm briquetting one end is towards reinforcing bar, the other end is connected with camshaft, thereby camshaft rotates and drives palm briquetting to slide between slide to push or unclamp reinforcing bar.
6. stepping palm pressure type automatic reinforced bar straightening machine according to claim 5, it is characterized in that: on described movable stand, be provided with rack slide, in described rack slide, slide and be provided with tooth bar, on camshaft, be fixed with gear, tooth bar engages with the gear on camshaft, and in frame, corresponding tooth bar is provided with tooth bar and regulates striker, when palm press mechanism moves forward and backward, tooth bar collision tooth bar produces relative motion with gear after regulating striker, thereby driven wheel rotation is rotated camshaft.
7. stepping palm pressure type automatic reinforced bar straightening machine according to claim 6, is characterized in that: described tooth bar regulates striker to be separately positioned on front and the rear of palm press mechanism.
8. stepping palm pressure type automatic reinforced bar straightening machine according to claim 1 and 2, it is characterized in that: in described frame, be provided with two palm press mechanisms, reinforcing bar is successively through two palm press mechanisms, drive unit connects respectively two palm press mechanisms and drives it to make front-rear reciprocation movement, the direction of motion of two palm press mechanisms is contrary, when one of them palm press mechanism drives the reinforcing bar of extruding to advance, another palm press mechanism unclamps reinforcing bar and retreats.
9. stepping palm pressure type automatic reinforced bar straightening machine according to claim 2, is characterized in that: described frame bilateral symmetry is provided with the transmission mechanism that connects palm press mechanism, the wherein transmission mechanism connecting drive device of a side.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320828061.8U CN203679105U (en) | 2013-12-14 | 2013-12-14 | Automatic straightener for stepping palm-pressing reinforcing bar |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320828061.8U CN203679105U (en) | 2013-12-14 | 2013-12-14 | Automatic straightener for stepping palm-pressing reinforcing bar |
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| CN203679105U true CN203679105U (en) | 2014-07-02 |
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| CN201320828061.8U Expired - Lifetime CN203679105U (en) | 2013-12-14 | 2013-12-14 | Automatic straightener for stepping palm-pressing reinforcing bar |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103691844A (en) * | 2013-12-14 | 2014-04-02 | 冯广建 | Stepping hand pressure type automatic steel bar straightening machine |
| CN104874705A (en) * | 2015-05-21 | 2015-09-02 | 冯广建 | Single-line palm combination type steel bar straightening mechanism |
| CN111570669A (en) * | 2020-05-20 | 2020-08-25 | 刘志文 | Orthopedic repair system of spiral steel |
-
2013
- 2013-12-14 CN CN201320828061.8U patent/CN203679105U/en not_active Expired - Lifetime
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103691844A (en) * | 2013-12-14 | 2014-04-02 | 冯广建 | Stepping hand pressure type automatic steel bar straightening machine |
| CN104874705A (en) * | 2015-05-21 | 2015-09-02 | 冯广建 | Single-line palm combination type steel bar straightening mechanism |
| CN111570669A (en) * | 2020-05-20 | 2020-08-25 | 刘志文 | Orthopedic repair system of spiral steel |
| CN111570669B (en) * | 2020-05-20 | 2021-08-27 | 河津市宏达特种钢有限公司 | Orthopedic repair system of spiral steel |
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