阅读说明：本技术 预制钢筋整束自动切割装置 (Whole bundle automatic cutting device of prefabricated reinforcing bar ) 是由 马小利 吴小峰 刘召博 吕剑 李光军 冯钰� 吴秀成 范轶群 郝俊 封军华 于 2019-11-29 设计创作，主要内容包括：本发明公开了一种预制钢筋整束自动切割装置,是由切割系统、捆紧系统、移动系统与控制系统所组成,捆紧系统将钢筋与机架捆紧,移动系统将切割系统移动到指定位置,完成整束钢筋一次性自动切割,切割后的钢筋断面平整无毛齿。克服了目前钢筋切割设备所存在的缺陷,整机设计结构合理,符合机械原理,机械性能稳定,安全性能好,施工效率高,操作灵活轻便,施工人员劳动强度低,自动化程度高,是一种理想实用的预制钢筋整束自动切割装置。(The invention discloses an automatic cutting device for whole bundles of prefabricated steel bars, which consists of a cutting system, a binding system, a moving system and a control system, wherein the binding system binds the steel bars and a rack tightly, the moving system moves the cutting system to a specified position to finish one-time automatic cutting of the whole bundles of steel bars, and the section of the cut steel bars is flat and has no burr. The automatic cutting device overcomes the defects of the conventional steel bar cutting equipment, has reasonable design structure, accords with the mechanical principle, has stable mechanical performance, good safety performance, high construction efficiency, flexible and light operation, low labor intensity of constructors and high automation degree, and is an ideal and practical automatic cutting device for the whole bundle of prefabricated steel bars.)

1. Whole bundle of automatic cutting device of prefabricated reinforcing bar, its characterized in that: is formed by a cutting system; a cinching system; a mobile system and a control system.

2. The automatic cutting device for whole bundle of precast reinforcing steel bars according to claim 1, wherein: the cutting system is characterized in that fixed sliding rods (14) are respectively arranged at the upper parts of two sides of a frame (1), a pair of flat sliding sleeves (15) are respectively sleeved on each fixed sliding rod (14), lifting sliding columns (3) are respectively arranged at the upper parts of the flat sliding sleeves (15), the lifting sliding sleeves (2) are respectively sleeved outside the lifting sliding columns (3), a balance beam (10) is arranged between the lifting sliding sleeves (2) on the two sides, a tension wheel (6) is arranged on one side of the balance beam (10), a driving wheel (7) is arranged on the other side of the balance beam, the driving wheel (7) is connected with a driving motor (9), a band saw blade (5) is wound on the outer edges of the driving wheel (7) and the tension wheel (6), turning grooves (8) are respectively fixed on the two sides of the lower part of the balance beam (10), the band saw blade (5) respectively penetrates through the two turning grooves (8), a fixing plate (4) is arranged on the upper part of the lifting sliding column (3), and a lifting oil cylinder (; the binding system is characterized in that a steel bar support (20) is fixed on the rack (1), a guide wheel (11) is fixed on the rack (1) on one side of the lower part of the steel bar support (20), a binding oil cylinder (13) is installed on the same side of the guide wheel (11), the telescopic end of the binding oil cylinder (13) is hinged with a fastening chain (12), and the other end of the fastening chain (12) bypasses the guide wheel (11) and is connected with the rack (1) on the other side in a pin mode; the moving system is characterized in that a speed reducer (18) is arranged outside a smooth sleeve (15) on one side, a driving gear (17) is arranged on a shaft at the output end of the speed reducer (18), and a rack (16) is fixed on a rack (1) corresponding to the driving gear (17); the control system is characterized in that an electric control box (21) is arranged on one side of the lifting sliding sleeve (2), and a hydraulic control box (22) is arranged at the bottom of the frame (1).

3. The automatic cutting device for whole bundle of precast reinforcing steel bars according to claim 1, wherein: the binding system is characterized in that a guide wheel (11) is fixed on a right rack (1) at the lower part of a steel bar support (20), and the other end of a fastening chain (12) bypasses the guide wheel (11) and is connected with the left rack (1) in a pin mode; the control system is that an electric cabinet (21) is arranged on the left side of the lifting sliding sleeve (2).

Technical Field

The invention relates to a prefabricated steel bar cutting device, in particular to an automatic whole bundle cutting device for prefabricated steel bars, and belongs to the field of machining.

Background

Along with the rapid development of national infrastructure, more strict requirements are provided for the product quality, particularly, the requirement on the precision clamping control of the product in the construction process is higher, the requirement on the automation degree of construction equipment is more and more strict, advanced numerical control automation equipment requires high-precision mechanical fasteners, the product quality can be effectively improved, meanwhile, due to the investment of automation equipment and mechanical construction, the construction progress is improved, and in order to improve the construction quality, the machining process is continuously improved, so that the requirement on the precision of cutting the prefabricated steel bars is higher. At present, the cutting of prefabricated reinforcing bar generally adopts bar cutter, bar cutter at first is according to the design requirement length to the reinforcing bar location of ruling, put the single reinforcing bar to the cutter edge of a knife and cut again, the unsmooth unevenness of reinforcing bar section of this kind of shear type cutting, the burr is many, for making the reinforcing bar machined part be convenient for assemble, so require to carry out the mantle fiber operation at the reinforcing bar both ends, require when the mantle fiber is connected to guarantee that the sectional level and smooth of reinforcing bar does not have the burr, it is firm to make two reinforcing bar section connections, to the unsmooth or many the burr of reinforcing bar section all need to polish to the roughness reaches the requirement standard. The operation method has the advantages of low cutting efficiency, high labor intensity, low blanking accuracy, complicated operation procedures and serious influence on the quality of products; the other mode is that an abrasive wheel cutting machine is adopted, and the whole bundle of prefabricated steel bars is also used for cutting off a single steel bar at first by marking and positioning, namely, a steel bar marking position is placed at an abrasive wheel cutting piece for cutting, so that thick steel bars are difficult to push and pull, the marking position is easy to be inaccurate, the cutting speed is low, a cutting gap is wide during cutting, sparks and impurity flying dust are generated during cutting, the noise is high, the health of constructors and the environmental pollution are influenced, and the whole bundle of prefabricated steel bars automatic cutting device which is simple, safe and practical to operate is not found in the market at present.

Disclosure of Invention

The invention aims to overcome the defects of the conventional steel bar cutting equipment, and discloses an automatic cutting device for the whole bundle of prefabricated steel bars. The cutting system is characterized in that fixed sliding rods are respectively installed at the upper parts of two sides of a frame, a pair of flat sliding sleeves are respectively sleeved on each fixed sliding rod, a lifting sliding column is respectively installed at the upper part of each flat sliding sleeve, the lifting sliding sleeves are respectively sleeved outside the lifting sliding columns, a balance beam is installed between the lifting sliding sleeves at the two sides, a tension wheel is installed at one side of the balance beam, a transmission wheel is installed at the other side of the balance beam, the transmission wheel is connected with a driving motor, a band saw blade is wound on the outer edge of the transmission wheel and the tension wheel, turning grooves are respectively fixed at two sides of the lower part of the balance beam, the band saw blade respectively penetrates through the two turning grooves, a fixing plate is installed at the upper; the binding system is characterized in that a steel bar support is fixed on a rack, a guide wheel is fixed on the rack on one side of the lower part of the steel bar support, a binding oil cylinder is installed on the same side of the guide wheel, a fastening chain is hinged to the telescopic end of the binding oil cylinder, and the other end of the fastening chain is connected to the rack on the other side by a pin passing through the guide wheel; the moving system is that a speed reducer is arranged outside a smooth sleeve on one side, a driving gear is arranged on a shaft at the output end of the speed reducer, and a rack corresponding to the driving gear is fixed with a rack; the control system is characterized in that an electric control box is arranged on one side of the lifting sliding sleeve, and a hydraulic control box is arranged at the bottom of the frame. The invention overcomes the defects of the existing steel bar cutting equipment, can finish the one-time automatic cutting of the whole bundle of steel bars, has smooth and burr-free cutting section, reasonable design structure of the whole machine, conforms to the mechanical principle, stable mechanical performance, good safety performance, high construction efficiency, flexible and light operation, low labor intensity of constructors and high automation degree, and is an ideal and practical automatic cutting device for the whole bundle of prefabricated steel bars.

Drawings

FIG. 1 is a schematic front view of the present invention. Fig. 2 is a left side view structural diagram of the present invention. The reference numerals are explained below: the device comprises a rack 1, a lifting sliding sleeve 2, a lifting sliding column 3, a fixing plate 4, a band saw blade 5, a tensioning wheel 6, a transmission wheel 7, a turning groove 8, a driving motor 9, a balance beam 10, a guide wheel 11, a fastening chain 12, a binding oil cylinder 13, a fixing sliding rod 14, a smooth sleeve 15, a rack 16, a driving gear 17, a speed reducer 18, a lifting oil cylinder 19, a steel bar support 20, an electric cabinet 21, a hydraulic control cabinet 22 and steel bars 23.

Detailed Description

The invention is further described with reference to the accompanying drawings:

the cutting system is characterized in that fixed slide bars 14 are respectively arranged at the upper parts of two sides of a frame 1, a pair of flat sliding sleeves 15 are respectively sleeved on each fixed slide bar 14, lifting slide columns 3 are respectively arranged at the upper parts of the flat sliding sleeves 15, lifting slide sleeves 2 are respectively sleeved outside the lifting slide columns 3, a balance beam 10 is arranged between the lifting slide sleeves 2 at two sides, a tension wheel 6 is arranged at one side of the balance beam 10, a driving wheel 7 is arranged at the other side of the balance beam, the driving wheel 7 is connected with a driving motor 9, a band saw blade 5 is wound on the outer edges of the driving wheel 7 and the tension wheel 6, diversion grooves 8 are respectively fixed at two sides of the lower part of the balance beam 10, the band saw blade 5 respectively penetrates through the two diversion; the binding system is characterized in that a steel bar support 20 is fixed on the rack 1, a guide wheel 11 is fixed on the rack 1 on one side of the lower part of the steel bar support 20, a binding oil cylinder 13 is installed on the same side of the guide wheel 11, the telescopic end of the binding oil cylinder 13 is hinged with a fastening chain 12, and the other end of the fastening chain 12 is connected to the rack 1 on the other side by a pin passing through the guide wheel 11; in the moving system, a speed reducer 18 is arranged outside a smooth sleeve 15 on one side, a driving gear 17 is arranged on a shaft at the output end of the speed reducer 18, and a rack 16 is fixed on a rack 1 corresponding to the driving gear 17; the control system is that an electric control box 21 is arranged at one side of the lifting sliding sleeve 2, and a hydraulic control box 22 is arranged at the bottom of the frame 1.

When the steel bar binding machine is used, a whole bundle of steel bars is placed on the steel bar support, one end of the fastening chain is connected to the rack on the other side by pins around the outer edge of the whole bundle of steel bars, the hydraulic rod is operated to enable the binding oil cylinder to be recycled, meanwhile, the fastening chain is driven to bind the steel bars and the steel bar support together, the hydraulic operating rod is loosened, and the hydraulic control box is closed; and then, the speed reducer is started to rotate to drive the driving gear to rotate and horizontally move along the rack, the smooth sleeve synchronously drives the cutting system to move to a specified cutting position along the fixed sliding rod, the driving motor is started again to enable the driving wheel to synchronously rotate with the tensioning wheel through the band saw blade, the band saw blade is changed into a phase of 90 degrees through the turning groove between the driving wheel and the tensioning wheel, the band saw blade is perpendicular to the reinforcing steel bars, and meanwhile, the lifting oil cylinder is started to enable the telescopic end of the lifting oil cylinder to push the lifting sliding sleeve to downwards cut.