CN103967283B - Reinforcing-bar binding machine - Google Patents
Reinforcing-bar binding machine Download PDFInfo
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- CN103967283B CN103967283B CN201410227725.4A CN201410227725A CN103967283B CN 103967283 B CN103967283 B CN 103967283B CN 201410227725 A CN201410227725 A CN 201410227725A CN 103967283 B CN103967283 B CN 103967283B
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Abstract
The invention discloses a kind of reinforcing-bar binding machine, comprise head, housing, transmission system and be fixed on enclosure interior wire feed system, cut a system and twisting systems, twisting systems comprises twisted axis, twisted axis is segmentation structure and at least comprises driving shaft and driven shaft, and twisting systems also comprises the slipping device for connecting driving shaft and driven shaft; When carry-over moment between driving shaft and driven shaft exceedes the slipping torque of slipping device, the transmission of driving shaft and driven shaft is thrown off; Reinforcing-bar binding machine of the present invention, twisted axis is designed to the structure of at least two-part and sets up slipping device, is connected by driving shaft by slipping device with driven shaft, and the carry-over moment between driving shaft and driven shaft surpasses when stating slipping torque that slipping device presets, slipping device produces and skids, thus driven shaft is stopped operating, stop twisting process, reach the effect controlling torsion, prevent iron wire from twisting into two parts, reduce workman's amount of labour, improve operating efficiency, ensure operational security.
Description
Technical field
The present invention relates to a kind of strapper, particularly a kind of reinforcing-bar binding machine.
Background technology
At present, usually the wire rods such as iron wire are needed to carry out binding location to cage of reinforcement on building sites, this work now mainly adopts manual operations, and this manual operation exists following problem: tie up the steel wire that efficiency is low, operation is inconvenient, it is nonstandard to tie up, waste is tied up.So there is wire binding machine on the market, this strapper is comprising head, housing, transmission system and is being fixed on the wire feed system of enclosure interior, cuts a system and twisting systems; Head is generally used for the groove of spacer bars skeleton with formation in " C " shape, the deformation mechanism of iron wire in head (i.e. arc seal wire through hole) is tied up cage of reinforcement around mode with arc; Housing is the shell being fixedly connected with and protecting each parts; Transmission system adopts the cooperation of power transmission shaft, axle sleeve, gear and bearing etc. to realize the well-regulated motion of other system, and for automatic reinforcing-bar binding machine, battery-operated generally by housing of transmission system, by control circuit control realization regular motion; Iron wire is delivered continuously to head place by wire feed system, cuts a system and cut off iron wire in wire feed passage, and twisting systems carries out twisting to the iron wire completing winding, thus completes and tie up.Twisting systems comprises twisted axis and is connected to the strand head on twisted axis, and strand head has prong, when needs are tied up, passes prong to be wound around cage of reinforcement after iron wire passes from head, drives strand head to rotate and realize twisting when twisted axis rotates.In twisting process, torsion constantly increases, thus usually there is the phenomenon of being twisted into two parts by iron wire because torsion is excessive, especially for hand reinforcing-bar binding machine, operating worker is difficult to control suitable torsion, iron wire can only be tied up after twisting into two parts again, cause the duplication of labour, reduce operating efficiency, under iron wire is in state of partly twisting into two parts, even there will be security incident.
Therefore, just need a kind of reinforcing-bar binding machine, the torsion in twisting process can be controlled, prevent iron wire from twisting into two parts, reduce workman's amount of labour, improve operating efficiency, ensure operational security.
Summary of the invention
In view of this, the object of the present invention is to provide a kind of reinforcing-bar binding machine, it can control the torsion in twisting process, prevents iron wire from twisting into two parts, and reduces workman's amount of labour, improves operating efficiency, ensures operational security.
Reinforcing-bar binding machine of the present invention, comprise head, housing, transmission system and be fixed on described enclosure interior wire feed system, cut a system and twisting systems, described twisting systems comprises twisted axis, described twisted axis is segmentation structure and at least comprises driving shaft and driven shaft, and described twisting systems also comprises the slipping device for connecting described driving shaft and driven shaft; When carry-over moment between described driving shaft and driven shaft exceedes the slipping torque of described slipping device, the transmission of described driving shaft and driven shaft is thrown off.
Further, described slipping device comprises driving disc spacing pressing, clutch plate, ball and elastic mechanism, described driving disc spacing pressing is fixed on the tail end of described driving shaft, described clutch plate is fixed on the head end of described driven shaft, described clutch plate is provided with and is positioned at upper surface and first spacing hole corresponding with described ball and the pre-tieholen that is communicated with described first spacing hole, the lower surface of described driving disc spacing pressing is provided with second spacing hole corresponding with described ball, described ball snaps in described first spacing hole with the second spacing hole to be connected described driving disc spacing pressing and clutch plate, described elastic mechanism to be arranged in described pre-tieholen and to form pretightning force to described ball.
Further, described elastic mechanism comprises adjusting screw(rod) and spring I, and described adjusting screw(rod) is threaded with described clutch plate by described pre-tieholen, and described spring I two ends are connected to described adjusting screw(rod) and ball respectively.
Further, described transmission system comprises the tooth bar that stretches into from described housing tip and is fixed on described enclosure interior and coordinates twisting transmission mechanism, the wire-feeding transmission mechanism of transmission with described tooth bar and cut a transmission mechanism; The length direction of described tooth bar is parallel to the axis of described twisted axis; Described wire-feeding transmission mechanism drives described wire feed system to move so that iron wire is delivered to described head, described in cut a thread transmission mechanism drive described in cut a system motion to cut off iron wire, described twisting transmission mechanism drives described twisting systems to move with twisting iron wire; Described twisting transmission mechanism, wire-feeding transmission mechanism and cut a transmission mechanism and set gradually from top to bottom;
Described wire feed system comprises wire tray for being wound around iron wire, for the wire feed rolls that drives iron wire to move and the seal wire block for iron wire being imported described head, described wire tray is rotatably connected on described inner walls, described wire feed rolls comprises intermeshing active wire feed rolls and passive reeling wheel, and the outer circumference surface of described active wire feed rolls and passive reeling wheel is respectively equipped with the annular wire feeding trough suitable with iron wire diameter; Described wire-feeding transmission mechanism comprises spur gear I and the power transmission shaft I for being connected described spur gear I and active wire feed rolls, described spur gear I and described tooth bar engaged transmission; Be provided with unilateral bearing I between described wire feed rolls and described power transmission shaft I, when described tooth bar is moved downward, drive described wire feed rolls to rotate, described power transmission shaft I idle running when moving upward; Iron wire passes the meshing point of described active wire feed rolls and passive reeling wheel and imports described head from the silk guide passage of described seal wire block;
A described system of cutting comprises fixed head, cam I, cuts a cutter and spring II, a described transmission mechanism of cutting comprises spur gear II and the power transmission shaft II for being connected described spur gear II and cam I, be provided with unilateral bearing II between described cam I and described power transmission shaft II, when described tooth bar is moved downward, drive described cam I to rotate, described power transmission shaft II idle running when moving upward; Described fixed head is fixed on described inner walls, described in cut a cutter cutter tail be hinged on described fixed head, the two ends of described spring II abut with described inner walls and the described cutter head cutting a cutter respectively; Described seal wire block offers the chopping groove that communicate vertical with described silk guide passage, described in cut the cutter head of a cutter just to described chopping groove, with the rotation of described cam I, described in cut a cutter cutter head pass in and out described chopping groove to cut off iron wire;
Described twisting systems also comprises bevel gear I, bevel gear II, strand head and stop mechanism, described twisting transmission mechanism comprises spur gear III and the power transmission shaft III for being connected described spur gear III and bevel gear I, described bevel gear II is connected to described driving shaft upper end, described bevel gear I and bevel gear II engaged transmission, described strand head is connected to described driven shaft end and twisting iron wire forms bounding wire along with the rotation of described driven shaft; Described stop mechanism comprises and is fixed on the cam II on described driven shaft and the block piece for stopping the one-way movement of described cam II, the unidirectional resistance of described block piece to described cam II is greater than the slipping torque of described slipping device, drive described driven shaft to rotate when described tooth bar is moved upward, when moving downward the transmission of described driving shaft and driven shaft throw off.
Further, described block piece is torsion spring, one end torque arm of described torsion spring is located in the movement locus of described cam II bossing, the both ends of the surface of described bossing are respectively to be faced directly and arc surface, when described tooth bar moves upward with described face directly crossing with described torque arm, crossing with described torque arm with described arc surface when described tooth bar moves downward.
Further, the two-sided of described tooth bar is equipped with tooth, and described tooth bar is with front teeth and described spur gear III engaged transmission, with back side tooth and described spur gear I, spur gear II successively engaged transmission.
Further, described reinforcing-bar binding machine is manipulator dynamic formula strapper, and described tooth bar top is connected with hand handle, and described hand is the spring III be provided with between housing for resetting.
Further, described reinforcing-bar binding machine also comprises and stretching into and the trunnion shaft parallel with described tooth bar from described housing tip, and described trunnion shaft top connects described hand handle, and described trunnion shaft can be moved with described rack synchronous.
Beneficial effect of the present invention: reinforcing-bar binding machine of the present invention, twisted axis is designed to the structure of at least two-part and sets up slipping device, by slipping device, driving shaft is connected with driven shaft, when carry-over moment between driving shaft and driven shaft exceeds the slipping torque that slipping device presets, slipping device produces and skids, thus the transmission between driving shaft and driven shaft is thrown off, driven shaft is stopped operating, stop twisting process, reach the effect controlling torsion, prevent iron wire from twisting into two parts because torsion is excessive, reduce workman's amount of labour, improve operating efficiency, ensure operational security, structure of the present invention is simple, easy to use, is specially adapted to Manual mechanical reinforcing-bar binding machine.
Accompanying drawing explanation
Below in conjunction with drawings and Examples, the invention will be further described:
Fig. 1 is front view of the present invention;
Fig. 2 is left view of the present invention;
Fig. 3 is A place enlarged drawing in Fig. 1;
Detailed description of the invention
Fig. 1 is front view of the present invention, Fig. 2 is left view of the present invention, Fig. 3 is A place enlarged drawing in Fig. 1, as shown in the figure: the reinforcing-bar binding machine of the present embodiment, comprise head 1, housing 2, transmission system and be fixed on described housing 2 inside wire feed system, cut a system and twisting systems, described twisting systems comprises twisted axis, described twisted axis is segmentation structure and at least comprises driving shaft 511 and driven shaft 512, and described twisting systems also comprises the slipping device for connecting described driving shaft 511 and driven shaft 512; When carry-over moment between described driving shaft 511 and driven shaft 512 exceedes the slipping torque of described slipping device, described driving shaft 511 is thrown off with the transmission of driven shaft 512; Twisted axis is designed to the structure of at least two-part and sets up slipping device, by slipping device, driving shaft 511 is connected with driven shaft 512, when carry-over moment between driving shaft 511 and driven shaft 512 exceeds the slipping torque that slipping device presets, slipping device produces and skids, thus the transmission between driving shaft 511 and driven shaft 512 is thrown off, driven shaft 512 is stopped operating, stop twisting process, reach the effect controlling torsion, prevent iron wire from twisting into two parts because torsion is excessive, reduce workman's amount of labour, improve operating efficiency, ensure operational security.
In the present embodiment, described slipping device comprises driving disc spacing pressing 521, clutch plate 522, ball 523 and elastic mechanism, described driving disc spacing pressing 521 is fixed on the tail end of described driving shaft 511, described clutch plate 522 is fixed on the head end of described driven shaft 512, described clutch plate 522 is provided with and is positioned at upper surface and the first spacing hole 522a corresponding with described the ball 523 and pre-tieholen 522b that is communicated with described first spacing hole 522a, the lower surface of described driving disc spacing pressing 521 is provided with the second spacing hole 521a corresponding with described ball 523, described ball 523 snaps in described first spacing hole 522a with the second spacing hole 521a to be connected described driving disc spacing pressing 521 and clutch plate 522, described elastic mechanism to be arranged in described pre-tieholen 522b and to form pretightning force to described ball 523, driving disc spacing pressing 521, clutch plate 522 both can be disks, can be also square plates, not limit at this, driving disc spacing pressing 521, clutch plate 522 are fixed on the junction of driving shaft 511 and driven shaft 512, ball 523 can use wear-resisting steel ball, first spacing hole 522a, the second spacing hole 521a correspondence are arranged, and be preferably the concave spherical surface shape hole that circumference respectively is evenly arranged, quantity is four, as shown in Figure 3, elastic mechanism is formed ball 523 and upwards pressure, and ball 523 is stuck between the first spacing hole 522a and the second spacing hole 521a and forms coupling mechanism force, and this coupling mechanism force is the slipping torque of slipping device, when carry-over moment between driving shaft 511 and driven shaft 512 exceeds this slipping torque, ball 523 departs from the second spacing hole 521a, makes to skid between driving disc spacing pressing 521, clutch plate 522, carry-over moment between driving shaft 511 and driven shaft 512 reduces, and after driving disc spacing pressing 521 rotates to an angle, next second spacing hole 521a locked by ball 523, completes reset.
In the present embodiment, described elastic mechanism comprises adjusting screw(rod) 524a and spring I 524b, described adjusting screw(rod) 524a is threaded with described clutch plate 522 by described pre-tieholen 522b, and described spring I 524b two ends are connected to described adjusting screw(rod) 524a and ball 523 respectively; Spring I 524b is stage clip; The different built-in lengths of adjusting screw(rod) 524a in pre-tieholen 522b form compression in various degree to spring I 524b, thus regulate the slipping torque of slipping device, make slipping torque controlled, strengthen and are suitable for effect; Adjusting screw(rod) 524a is preferably microgroove screw rod, realizes fine setting, makes adjustment more accurate.
In the present embodiment, described transmission system comprises the tooth bar 61 that stretches into from described housing 2 top and is fixed on described housing 2 inner and coordinate twisting transmission mechanism, the wire-feeding transmission mechanism of transmission with described tooth bar 61 and cut a transmission mechanism; Tooth bar 61 is in long plate shape, and the hole passed in and out for tooth bar 61 is offered on housing 2 top, and upperly in hole installs tooth bar seat; The length direction of described tooth bar 61 is parallel to the axis of described twisted axis; Described wire-feeding transmission mechanism drives described wire feed system to move iron wire to be delivered to described head 1, described in cut a thread transmission mechanism drive described in cut a system motion to cut off iron wire, described twisting transmission mechanism drives described twisting systems to move with twisting iron wire; Described twisting transmission mechanism, wire-feeding transmission mechanism and cut a transmission mechanism and set gradually from top to bottom; Upper and lower herein, to being comparatively speaking, is all as the criterion with direction shown in accompanying drawing; Described wire feed system comprises wire tray 31 for being wound around iron wire, for the wire feed rolls that drives iron wire to move and the seal wire block 33 for iron wire being imported described head 1, described wire tray 31 is rotatably connected on described housing 2 inwall, described wire feed rolls comprise intermeshing active wire feed rolls 32a and passive reeling wheel 32b, described active wire feed rolls 32a and passive reeling wheel 32b outer circumference surface on be respectively equipped with the annular wire feeding trough suitable with iron wire diameter; Described wire-feeding transmission mechanism comprises spur gear I 631 and the power transmission shaft I 632 for being connected described spur gear I 631 and active wire feed rolls 32a, described spur gear I 631 and described tooth bar 61 engaged transmission; Be provided with unilateral bearing I 633 between described active wire feed rolls 32a and described power transmission shaft I 632, when described tooth bar 61 is moved downward, drive described wire feed rolls to rotate, described power transmission shaft I 632 dallies when moving upward; Iron wire is taken turns the meshing point of 32b through described active wire feed rolls 32a and passive reeling and imports described head 1 from the silk guide passage of described seal wire block 33; A described system of cutting comprises fixed head 41, cam I 42, cuts a cutter 43 and spring II 44, a described transmission mechanism of cutting comprises spur gear II 641 and the power transmission shaft II 642 for being connected described spur gear II 641 and cam I 42, be provided with unilateral bearing II 643 between described cam I 42 and described power transmission shaft II 642, when described tooth bar 61 is moved downward, drive described cam I 42 to rotate, described power transmission shaft II 642 dallies when moving upward; Described fixed head 41 is fixed on described housing 2 inwall, described in cut a cutter 43 cutter tail be hinged on described fixed head 41, the two ends of described spring II 44 abut with described housing 2 inwall and the described cutter head cutting a cutter 43 respectively; Described seal wire block 33 offers the chopping groove that communicate vertical with described silk guide passage, described in cut the cutter head of a cutter 43 just to described chopping groove, with the rotation of described cam I 42, described in cut a cutter 43 cutter head pass in and out described chopping groove to cut off iron wire; Described twisting systems also comprises bevel gear I 52, bevel gear II 53, strand 54 and stop mechanism, described twisting transmission mechanism comprises spur gear III 651 and the power transmission shaft III 652 for being connected described spur gear III 651 and bevel gear I 52, described bevel gear II 53 is connected to described driving shaft 511 upper end, described bevel gear I 52 and bevel gear II 53 engaged transmission, described strand 54 is connected to described driven shaft 512 end and twisting iron wire forms bounding wire along with the rotation of described driven shaft 512; Described stop mechanism comprises and is fixed on the cam II 551 on described driven shaft 512 and the block piece 552 for stopping the one-way movement of described cam II 551, the unidirectional resistance of described block piece 552 to described cam II 551 is greater than the slipping torque of described slipping device, drives described driven shaft 512 to rotate, described driving shaft 511 is thrown off with the transmission of driven shaft 512 when moving downward when described tooth bar 61 is moved upward.
The flow process of tying up of this reinforcing-bar binding machine is: when tooth bar 61 is in upper end extreme position, and it does not contact with spur gear III 651, spur gear I 631, spur gear II 641; When tooth bar 61 starts to move downward, first with spur gear III 651 engaged transmission, drive twisted axis to rotate, but bear the unidirectional resistance of block piece 552 due to cam II 551, slipping device produces and skids, driven shaft 512 non rotating, makes strand 54 transfixion; Tooth bar 61 continue to move downward and with spur gear I 631 engaged transmission, wire feed rolls rotates also sends iron wire into head 1 continuously; Tooth bar 61 continue to move downward and with spur gear II 641 engaged transmission, actuating cam I 42 rotates, when tooth bar 61 is in lower end extreme position, cuts a cutter 43 and just cut off iron wire (distance between spur gear I 631 and spur gear II 641 can make iron wire length meet user demand); Then, tooth bar 61 upwards return motion, due to the effect of unilateral bearing I 633 and unilateral bearing II 643, wire feed rolls and cam I 42 do not rotate; Now because the unidirectional resistance of block piece 552 pairs of cams II 551 weakens or eliminates, driving shaft 511 drives driven shaft 512 to rotate, and strand 54 pairs of iron wires carry out twisting knotting, complete and tie up; Manual transform linear motion is the rotary motion of wire feed needs by pinion and rack by wire feed system, realizes the auto-feed of iron wire, and a system of cutting after iron wire flexing completes realizes automatically cutting off;
In the present embodiment, described block piece 552 is torsion spring, one end torque arm of described torsion spring is located in the movement locus of described cam II 551 bossing, the both ends of the surface of described bossing are respectively to be faced directly and arc surface, when described tooth bar 61 moves upward with described face directly crossing with described torque arm, crossing with described torque arm with described arc surface when described tooth bar 61 moves downward; One end of torsion spring is fixed on housing 2 inwall, and the other end then moves for limiting cam II 551; Facing directly when contacting with torque arm of cam II 551 produces powerful resistance, is enough to the rotation limiting cam II 551; Can slip over smoothly when the arc surface of cam II 551 contacts with torque arm, resistance reduces greatly, makes cam II 551 normal rotation, completes twisting.
In the present embodiment, described the two-sided of tooth bar 61 is equipped with tooth, and described tooth bar 61 is with front teeth and described spur gear III 651 engaged transmission, with back side tooth and described spur gear I 631, spur gear II 641 successively engaged transmission; Tooth bar 61 has two-sided dentation, makes spur gear III 651 axis not in the plane that spur gear I 631, spur gear II 641 axis are formed, and it is more reasonable to arrange, is conducive to the complexity reducing machine.
In the present embodiment, described reinforcing-bar binding machine is manipulator dynamic formula strapper, and described tooth bar 61 top is connected with hand 62, and described hand is the spring III 66 be provided with between 62 and housing 2 for resetting; Tooth bar 61 is driven by manpower, and simple manual push-and-pull campaign is converted into a series of actions needed for binding reinforcing bars automatically consistently; Hand is convenient to push-and-pull 62, strengthens the comfort of operation; Spring III 66 is stage clip, and tooth bar 61 can be made to automatically reset, and reduces workman's workload, increases work efficiency; This reinforcing-bar binding machine is manipulator dynamic formula strapper, and its structure is simple, cost is lower, and can break away from the dependence to electric energy, and its scope of application is more extensive.
In the present embodiment, described reinforcing-bar binding machine also comprises and stretching into and the trunnion shaft 67 parallel with described tooth bar 61 from described housing 2 top, and described trunnion shaft 67 top connects described hand 62, and described trunnion shaft 67 can be synchronized with the movement with described tooth bar 61; Trunnion shaft 67 is conducive to the flexibility strengthening tooth bar 61 motion.
What finally illustrate is, above embodiment is only in order to illustrate technical scheme of the present invention and unrestricted, although with reference to preferred embodiment to invention has been detailed description, those of ordinary skill in the art is to be understood that, can modify to technical scheme of the present invention or equivalent replacement, and not departing from aim and the scope of technical solution of the present invention, it all should be encompassed in the middle of right of the present invention.
Claims (5)
1. a reinforcing-bar binding machine, it is characterized in that: comprise head, housing, transmission system and be fixed on described enclosure interior wire feed system, cut a system and twisting systems, described twisting systems comprises twisted axis, described twisted axis is segmentation structure and at least comprises driving shaft and driven shaft, and described twisting systems also comprises the slipping device for connecting described driving shaft and driven shaft; When carry-over moment between described driving shaft and driven shaft exceedes the slipping torque of described slipping device, the transmission of described driving shaft and driven shaft is thrown off;
Described slipping device comprises driving disc spacing pressing, clutch plate, ball and elastic mechanism, described driving disc spacing pressing is fixed on the tail end of described driving shaft, described clutch plate is fixed on the head end of described driven shaft, described clutch plate is provided with and is positioned at upper surface and first spacing hole corresponding with described ball and the pre-tieholen that is communicated with described first spacing hole, the lower surface of described driving disc spacing pressing is provided with second spacing hole corresponding with described ball, described ball snaps in described first spacing hole with the second spacing hole to be connected described driving disc spacing pressing and clutch plate, described elastic mechanism to be arranged in described pre-tieholen and to form pretightning force to described ball, described ball is wear-resisting steel ball,
Described elastic mechanism comprises adjusting screw(rod) and spring I, and described adjusting screw(rod) is threaded with described clutch plate by described pre-tieholen, and described spring I two ends are connected to described adjusting screw(rod) and ball respectively;
Described transmission system comprises the tooth bar that stretches into from described housing tip and is fixed on described enclosure interior and coordinates twisting transmission mechanism, the wire-feeding transmission mechanism of transmission with described tooth bar and cut a transmission mechanism; The length direction of described tooth bar is parallel to the axis of described twisted axis; Described wire-feeding transmission mechanism drives described wire feed system to move so that iron wire is delivered to described head, described in cut a thread transmission mechanism drive described in cut a system motion to cut off iron wire, described twisting transmission mechanism drives described twisting systems to move with twisting iron wire; Described twisting transmission mechanism, wire-feeding transmission mechanism and cut a transmission mechanism and set gradually from top to bottom;
Described wire feed system comprises wire tray for being wound around iron wire, for the wire feed rolls that drives iron wire to move and the seal wire block for iron wire being imported described head, described wire tray is rotatably connected on described inner walls, described wire feed rolls comprises intermeshing active wire feed rolls and passive reeling wheel, and the outer circumference surface of described active wire feed rolls and passive reeling wheel is respectively equipped with the annular wire feeding trough suitable with iron wire diameter; Described wire-feeding transmission mechanism comprises spur gear I and the power transmission shaft I for being connected described spur gear I and active wire feed rolls, described spur gear I and described tooth bar engaged transmission; Be provided with unilateral bearing I between described active wire feed rolls and described power transmission shaft I, when described tooth bar is moved downward, drive described active wire feed rolls to rotate, described power transmission shaft I idle running when moving upward; Iron wire passes the meshing point of described active wire feed rolls and passive reeling wheel and imports described head from the silk guide passage of described seal wire block;
A described system of cutting comprises fixed head, cam I, cuts a cutter and spring II, a described transmission mechanism of cutting comprises spur gear II and the power transmission shaft II for being connected described spur gear II and cam I, be provided with unilateral bearing II between described cam I and described power transmission shaft II, when described tooth bar is moved downward, drive described cam I to rotate, described power transmission shaft II idle running when moving upward; Described fixed head is fixed on described inner walls, described in cut a cutter cutter tail be hinged on described fixed head, the two ends of described spring II abut with described inner walls and the described cutter head cutting a cutter respectively; Described seal wire block offers the chopping groove that communicate vertical with described silk guide passage, described in cut the cutter head of a cutter just to described chopping groove, with the rotation of described cam I, described in cut a cutter cutter head pass in and out described chopping groove to cut off iron wire;
Described twisting systems also comprises bevel gear I, bevel gear II, strand head and stop mechanism, described twisting transmission mechanism comprises spur gear III and the power transmission shaft III for being connected described spur gear III and bevel gear I, described bevel gear II is connected to described driving shaft upper end, described bevel gear I and bevel gear II engaged transmission, described strand head is connected to described driven shaft end and twisting iron wire forms bounding wire along with the rotation of described driven shaft; Described stop mechanism comprises and is fixed on the cam II on described driven shaft and the block piece for stopping the one-way movement of described cam II, the unidirectional resistance of described block piece to described cam II is greater than the slipping torque of described slipping device, drive described driven shaft to rotate when described tooth bar is moved upward, when moving downward the transmission of described driving shaft and driven shaft throw off.
2. reinforcing-bar binding machine according to claim 1, it is characterized in that: described block piece is torsion spring, one end torque arm of described torsion spring is located in the movement locus of described cam II bossing, the both ends of the surface of described bossing are respectively to be faced directly and arc surface, when described tooth bar moves upward with described face directly crossing with described torque arm, crossing with described torque arm with described arc surface when described tooth bar moves downward.
3. reinforcing-bar binding machine according to claim 2, is characterized in that: the two-sided of described tooth bar is equipped with tooth, and described tooth bar is with front teeth and described spur gear III engaged transmission, with back side tooth and described spur gear I, spur gear II successively engaged transmission.
4. reinforcing-bar binding machine according to claim 3, is characterized in that: described reinforcing-bar binding machine is manipulator dynamic formula strapper, and described tooth bar top is connected with hand handle, and described hand is the spring III be provided with between housing for resetting.
5. reinforcing-bar binding machine according to claim 4, it is characterized in that: described reinforcing-bar binding machine also comprises and stretching into and the trunnion shaft parallel with described tooth bar from described housing tip, described trunnion shaft top connects described hand handle, and described trunnion shaft can be moved with described rack synchronous.
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| CN201410227725.4A CN103967283B (en) | 2014-05-27 | 2014-05-27 | Reinforcing-bar binding machine |
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| CN201410227725.4A CN103967283B (en) | 2014-05-27 | 2014-05-27 | Reinforcing-bar binding machine |
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| CN104847119B (en) * | 2015-04-09 | 2017-01-11 | 山东建筑大学 | Manual steel bar binding machine |
| CN107450655B (en) * | 2016-05-30 | 2024-04-05 | 上海施步新能源科技有限公司 | Mechanical limiting device and mechanical limiting method |
| CN106096558B (en) * | 2016-06-16 | 2019-08-30 | 长安大学 | A kind of binding reinforcing bars method neural network based |
| CN106818391A (en) * | 2017-02-21 | 2017-06-13 | 方培锵 | One kind ties up a machine |
| CN108394597A (en) * | 2018-03-27 | 2018-08-14 | 广东顺德华焱电子科技有限公司 | A kind of tied silk cutting mechanism and reinforcing-bar binding machine |
| CN110092028A (en) * | 2019-06-06 | 2019-08-06 | 隋振 | The automatic iron wire strapper of metal tube |
| CN111029974B (en) * | 2019-12-29 | 2021-04-16 | 国网山东省电力公司潍坊供电公司 | Portable cable bundling and fixing device |
| CN112849491B (en) * | 2020-12-31 | 2022-08-26 | 河北亨飞通信器材有限公司 | Steel strand fixing, bending and wire binding equipment |
| CN112942841B (en) * | 2021-01-28 | 2023-01-31 | 中铁第一勘察设计院集团有限公司 | Pedal type steel bar binding device |
| CN113235938B (en) * | 2021-04-29 | 2022-12-09 | 中建三局科创产业发展有限公司 | Reinforcing bar strapper for building site |
| CN113622680A (en) * | 2021-07-19 | 2021-11-09 | 上海建工一建集团有限公司 | Control method and equipment for automatically binding reinforcing steel bars |
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| CN1301617A (en) * | 1999-12-24 | 2001-07-04 | 广州大学 | Steel bar bundling device |
| WO2008062213A2 (en) * | 2006-11-24 | 2008-05-29 | Tymatic Limited | Wire tying machines |
| JP2009221828A (en) * | 2008-03-18 | 2009-10-01 | Fujio Uemura | Reinforcing tying machine |
| CN201512121U (en) * | 2009-04-22 | 2010-06-23 | 易笑婕 | Motor-driven hand-held strapping machine |
| CN201800937U (en) * | 2010-06-25 | 2011-04-20 | 桐乡市嘉程电子机械有限公司 | Antiskid bundling machine and twist mechanism thereof |
| CN103726659A (en) * | 2013-11-25 | 2014-04-16 | 成都市翻鑫家科技有限公司 | Electric binding hook |
| CN203834950U (en) * | 2014-05-27 | 2014-09-17 | 重庆大学 | Steel bar binding machine |
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|---|---|
| CN103967283A (en) | 2014-08-06 |
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Effective date of registration: 20191118 Address after: 215428 Suzhou City, Jiangsu Province, Taicang City, Deer River town Patentee after: High-grade chair Co., Ltd marks on a map in Suzhou Address before: 400044 Shapingba District Sha Street, No. 174, Chongqing Patentee before: Chongqing University |