CN212285670U

CN212285670U - Double-end bending device is cuted to reinforcing bar

Info

Publication number: CN212285670U
Application number: CN202020806861.XU
Authority: CN
Inventors: 谢艳伟
Original assignee: Hebei Zhijian Machinery Manufacturing Co ltd
Current assignee: Hebei Zhijian Machinery Manufacturing Co ltd
Priority date: 2020-05-15
Filing date: 2020-05-15
Publication date: 2021-01-05
Anticipated expiration: 2030-05-15

Abstract

The utility model discloses a double-end bending device is cuted to reinforcing bar, including square frame, square frame passes through rag bolt and installs subaerial, and square frame one side is equipped with feeding shutdown mechanism, and the square frame opposite side is equipped with drive mechanism, the last moving mechanism that is equipped with of square frame, the last lift adjustment mechanism that is equipped with of square frame, the lift adjustment mechanism top is equipped with crooked mechanism. The beneficial effects of the utility model are that, can with reinforcing bar alignment, fixed length, cut off, bend, accomplish the multiprocessing procedure, improved work efficiency, reduced intensity of labour.

Description

Double-end bending device is cuted to reinforcing bar

Technical Field

The utility model relates to a reinforcing bar processing equipment technical field, more specifically the theory relates to a double-end bending apparatus is cuted to reinforcing bar.

Background

In the building construction process, the reinforcing bar is the indispensable material, and when the reinforcing bar was used, it need be folded into various shapes to convenient to use.

In the prior art, when a reinforcing steel bar is bent, the reinforcing steel bar is generally bent directly through a reinforcing steel bar bending machine, the reinforcing steel bar on a reinforcing steel bar disc can be continuously fed through a feeding device and a cutting device on the reinforcing steel bar bending machine, and the reinforcing steel bar is cut after being bent.

SUMMERY OF THE UTILITY MODEL

To above defect, the utility model provides a double-end bending apparatus is cuted to reinforcing bar to the problem of solution.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

a double-head bending device for shearing reinforcing steel bars comprises a square frame, wherein the square frame is arranged on the ground through foundation bolts, one side of the square frame is provided with a feeding and cutting mechanism, the other side of the square frame is provided with a traction mechanism, the square frame is provided with a moving mechanism, the square frame is provided with a lifting adjusting mechanism, a bending mechanism is arranged above the lifting adjusting mechanism,

the lifting adjusting mechanism comprises a plurality of transverse connecting rods fixedly arranged on the inner side of a square frame, limiting tables are arranged on two sides above the square frame, fixing columns are arranged at two ends of the lower surface of each limiting table, the lower ends of the fixing columns are fixedly arranged on the square frame, a moving table is arranged above the square frame, a lifting table is arranged above the moving table, guide rods are arranged at four corners of the lower surface of the lifting table, four guide cylinders are arranged on the upper surface of the moving table, the lower ends of the guide rods are inserted into the guide cylinders, a double-output-shaft motor is arranged above the lifting table, the lower ends of two sides of the double-output-shaft motor are fixedly arranged on the lifting table through a supporting table, a square through hole is formed in the lifting table, the lower end of the double-output-shaft motor penetrates through the square through hole and extends to the lower part, an L-shaped fixed rod is arranged on one side of a first rolling bearing, an inlet and outlet hole is formed on one side of a square through hole, one ends of two L-shaped fixed rods are fixedly connected, one end of the L-shaped fixed rod below the L-shaped fixed rod penetrates through the inlet and outlet hole, an electromagnet is arranged above the L-shaped fixed rod, four spring thimbles are arranged on one side surface of a hollow sleeve, universal balls are arranged at the tail ends of the spring thimbles, a guide shaft is arranged on one side surface of the square transmission rod, a first transmission shaft is arranged below a double-output-shaft motor, a first guide hole is formed in the upper end of the first transmission shaft, four first connection holes are formed in the outer side of the first guide hole, the first connection holes and the spring thimbles are in one-to-one correspondence, a second rolling bearing is arranged on, the screw rod is connected with the screw rod sleeve through threads,

the bending mechanism comprises a support frame fixedly arranged on the upper surface of the lifting platform, an electromagnet is arranged on one side of the lower surface of the support frame, a round hole is formed in the support frame, a third rolling bearing is arranged in the round hole, a second transmission shaft is arranged above a motor with double output shafts, a second guide hole is formed in the upper end of the second transmission shaft, four second connection holes are formed in the outer side of the second guide hole and correspond to the spring ejector pins one by one, a first bevel gear is arranged at the upper end of the second transmission shaft, a rotating shaft is arranged on one side of the lifting platform, fourth rolling bearings are arranged on two sides of the rotating shaft, a supporting block is arranged at the lower end of each fourth rolling bearing, the lower end of each supporting block is fixedly arranged on the lifting platform, a second bevel gear is arranged at one end of the rotating shaft, the, a fixed table is arranged above the movable table, connecting tables are arranged on two sides of the lower surface of the fixed table, the lower end of each connecting table is fixedly arranged on the upper surface of the movable table, a square opening is formed in one side of the fixed table, two fifth rolling bearings are arranged on the lower surface of the fixed table and located on two sides of the square opening, a connecting shaft is arranged between the two fifth rolling bearings, a second gear is arranged at one end of the connecting shaft and located above the first gear, a third bevel gear is arranged on one side of the second gear, a hollow sleeve is arranged at the upper end of the fixed table, sixth rolling bearings are arranged at the upper end and the lower end of the outer side of the hollow sleeve, a circular ring rotating table is arranged on the outer side of the hollow sleeve, a rotary sensor is arranged on one side of the lower surface of the circular ring rotating table, the circular ring rotating table is arranged, the lower surface of the circular ring rotating table is provided with a plurality of supporting wheels, the circular ring rotating table is provided with a bending hole, the lower end of the bending hole is provided with a containing box body, the containing box body is internally provided with a lifting cylinder, the upper surface of the lifting cylinder is provided with a bending column, the lower end of the bending column is provided with a circular baffle plate, the outer side of the bending column is sleeved with a rotating cylinder, the rotating cylinder is placed on the circular baffle plate, the lower end of the bending column is provided with four guide blocks, the bending hole is provided with four guide grooves, one end of each guide block extends into the corresponding guide groove, a lifting block is arranged in each hollow sleeve, a square through groove is arranged in each lifting block, the lower end of each lifting block is connected with a supporting rod through a bolt, the fixed table is provided with a circular through hole, the lower end of each supporting rod passes through the circular through hole and extends to, fixing holes are formed in two sides of the lifting plate, two lifting columns are mounted on the lower surface of the fixing table, and the lower ends of the lifting columns penetrate through the fixing holes and extend to the lower portion of the lifting plate.

Furthermore, the hollow sleeve is cylindrical, and a square transmission hole is formed in the hollow sleeve.

Furthermore, the lifting block can be changed into lifting blocks of different models according to different diameters of the steel bars.

Further, feeding cutting mechanism includes the workstation of fixed mounting in square frame one side, and bar straightener is installed to workstation upper surface one side, and bar straightener installs the bar cutter in the rear side, and the square frame opposite side is installed and is held the platform, and the workstation with hold a table upper surface both sides and install the interception platform, a plurality of fixed axles are installed to the interception platform inboard, and the cover is equipped with a feeding section of thick bamboo on the fixed axle.

Further, the drive mechanism is including being located the guide table of holding bench side both sides, the supporting leg is installed to guide table lower surface both sides, supporting leg lower extreme fixed mounting is on holding the bench, surface mounting has the guide gear on the guide table, it is equipped with and pulls the platform to hold the bench side, surface mounting has the leading wheel under pulling the platform, surface mounting has the direction slide on the guide table, the leading wheel lower extreme is located the direction slide, pull platform upper surface one side and install the rotating electrical machines, the third gear is installed to the rotating electrical machines rotation end, third gear and guide gear meshing, it has first electric telescopic handle to pull platform lower surface mounting, the flexible end of first electric telescopic handle is installed and is snatched the platform, it has first infrared ranging sensor to snatch platform one side surface mounting, it installs the fastening platform to snatch platform lower surface opposite side, it installs second electric telescopic handle to snatch platform.

Further, moving mechanism includes the fixed slide of fixed mounting in square frame upper surface both sides, a plurality of removal wheels are installed to mobile station lower surface both sides, the removal wheel lower extreme is placed in fixed slide, fixed rack is installed to square frame upper surface one side, mobile station top one side is equipped with the dwang, seventh antifriction bearing is installed at the dwang both ends, the fixed block is installed to seventh antifriction bearing lower extreme, fixed block lower extreme fixed mounting is on the mobile station, the fourth gear is installed to dwang one end, the fourth gear is located first gear below, the fifth gear is installed to the dwang other end, the fifth gear meshes with fixed rack.

Furthermore, the two sides of the circular ring rotating table are provided with supporting shafts, the inner side of the limiting table is provided with a sliding groove, the two ends of each supporting shaft extend into the sliding groove, a hollow cylinder is sleeved on the outer side of each supporting shaft, fixing legs are mounted on the two sides of the lower end of each supporting shaft, and the lower ends of the fixing legs are fixedly mounted on the fixing table.

Further, a second infrared sensor is mounted on the mobile station.

The utility model has the advantages that: the steel bar fixed-length feeding and cutting can be automatically carried out through the steel bar straightening machine and the steel bar cutting machine, when the steel bar is bent, the circular ring rotating table can be moved to one end of the steel bar through the rotation of the motor and the transmission between the gears, the circular ring rotating table is rotated through the rotation of the motor and drives the bending column to bend the steel bar, after the steel bar is bent for one time, the circular ring rotating table can be moved through the rotation of the motor and bent for the second time, after one end of the steel bar is bent, the feeding is continued through the steel bar straightening machine, when the required length is reached, the steel bar is cut through the steel bar cutting machine, then the steel bar is grabbed and moved through the grabbing device, then the other end of the steel bar can be bent through the circular ring rotating table, after the bending is finished, the steel bar can be taken down, the device can straighten, fix the length, cut and bend the steel bar for multiple times, and complete the processing procedure, the working efficiency is improved, and the labor intensity is reduced.

Drawings

Fig. 1 is a schematic structural view of a double-head bending device for shearing reinforcing steel bars according to the present invention;

FIG. 2 is an enlarged view of a portion of FIG. 1 at A;

fig. 3 is a schematic structural view of a double-head bending device for shearing reinforcing steel bars according to the present invention;

FIG. 4 is an enlarged view of a portion of FIG. 3 at B;

FIG. 5 is an enlarged view of a portion of FIG. 3 at C;

FIG. 6 is an enlarged view of a portion of FIG. 3 at D;

fig. 7 is a partial schematic view of the traction mechanism of the present invention;

fig. 8 is a schematic view of the position relationship between the fastening table and the moving block of the present invention;

fig. 9 is a schematic view of the position relationship between the hollow sleeve and the square transmission rod according to the present invention;

fig. 10 is a schematic view of a double-head bending apparatus for shearing reinforcing bars according to the present invention in a normal state;

fig. 11 is a schematic view of a bending state of the double-head bending device for shearing reinforcing steel bars according to the present invention;

in the figure, 1, a square frame; 2. a transverse connecting rod; 3. a limiting table; 4. fixing a column; 5. a mobile station; 6. a lifting platform; 7. a guide bar; 8. a guide cylinder; 9. a motor with double output shafts; 10. a support table; 11. a square through hole; 12. a square transmission rod; 13. a hollow sleeve; 14. a first rolling bearing; 15. an L-shaped fixing rod; 16. an inlet and outlet hole; 17. an electromagnet; 18. a spring thimble; 19. a ball transfer unit; 20. a guide shaft; 21. a first drive shaft; 22. a first guide hole; 23. a first connection hole; 24. a second rolling bearing; 25. an L-shaped connecting column; 26. a lead screw; 27. a lead screw sleeve; 28. a support frame; 29. a circular hole; 30. a third rolling bearing; 31. a second drive shaft; 32. a second guide hole; 33. a second connection hole; 34. a first bevel gear; 35. a rotating shaft; 36. a fourth rolling bearing; 37. a support block; 38. a second bevel gear; 39. a first gear; 40. a fixed table; 41. a connecting table; 42. a square opening; 43. a fifth rolling bearing; 44. a connecting shaft; 45. a second gear; 46. a third bevel gear; 47. a hollow sleeve; 48. a sixth rolling bearing; 49. a circular ring rotating table; 50. a rotation sensor; 51. a circular bevel gear; 52. a support wheel; 53. bending the hole; 54. a containing box body; 55. a lifting cylinder; 56. bending the column; 57. a circular baffle; 58. rotating the cylinder; 59. a guide block; 60. a guide groove; 61. a lifting block; 62. a square through groove; 63. a support bar; 64. a circular through hole; 65. a lifting plate; 66. a support pillar; 67. a fixing hole; 68. a lifting column; 69. a square transmission hole; 70. a work table; 71. a steel bar straightening machine; 72. a steel bar cutting machine; 73. a containing table; 74. an interception platform; 75. a fixed shaft; 76. a feeding cylinder; 77. a guide table; 78. supporting legs; 79. a guide gear; 80. a traction table; 81. a guide wheel; 82. a guide slide way; 83. a rotating electric machine; 84. a third gear; 85. a first electric telescopic rod; 86. a grabbing table; 87. a first infrared ranging sensor; 88. a fastening table; 89. a second electric telescopic rod; 90. a moving block; 91. fixing the slideway; 92. a moving wheel; 93. fixing a rack; 94. rotating the rod; 95. a seventh rolling bearing; 96. a fixed block; 97. a fourth gear; 98. a fifth gear; 99. a support shaft; 100. a chute; 101. a hollow cylinder; 102. a fixed leg; 103. a second infrared sensor.

Detailed Description

The invention will be described in detail with reference to the drawings, as shown in fig. 1-11: a double-head bending device for shearing reinforcing steel bars comprises a square frame 1, wherein the square frame 1 is arranged on the ground through foundation bolts, one side of the square frame 1 is provided with a feeding and cutting mechanism, the other side of the square frame 1 is provided with a traction mechanism, the square frame 1 is provided with a moving mechanism, the square frame 1 is provided with a lifting adjusting mechanism, a bending mechanism is arranged above the lifting adjusting mechanism,

the lifting adjusting mechanism comprises a plurality of transverse connecting rods 2 fixedly arranged on the inner side of a square frame 1, two sides above the square frame 1 are provided with limiting tables 3, two ends of the lower surface of each limiting table 3 are provided with fixed columns 4, the lower ends of the fixed columns 4 are fixedly arranged on the square frame 1, a moving table 5 is arranged above the square frame 1, a lifting table 6 is arranged above the moving table 5, guide rods 7 are arranged at four corners of the lower surface of the lifting table 6, four guide cylinders 8 are arranged on the upper surface of the moving table 5, the lower ends of the guide rods 7 are inserted into the guide cylinders 8, a double-output-shaft motor 9 is arranged above the lifting table 6, the lower ends of two sides of the double-output-shaft motor 9 are fixedly arranged on the lifting table 6 through a supporting table 10, a square through hole 11 is formed in the lifting table 6, the lower end of the double-output-shaft motor 9 penetrates, a hollow sleeve 13 is sleeved outside the square transmission rod 12, a first rolling bearing 14 is arranged outside the hollow sleeve 13, an L-shaped fixing rod 15 is arranged on one side of the first rolling bearing 14, an inlet and outlet hole 16 is formed on one side of the square through hole 11, one end of each of the two L-shaped fixing rods 15 is fixedly connected, one end of the L-shaped fixing rod 15 positioned below the L-shaped fixing rod passes through the inlet and outlet hole 16, an electromagnet 17 is arranged above the L-shaped fixing rod 15, four spring thimbles 18 are arranged on one side surface of the hollow sleeve 13, universal balls 19 are arranged at the tail ends of the spring thimbles 18, a guide shaft 20 is arranged on one side surface of the square transmission rod 12, a first transmission shaft 21 is arranged below the double-output-shaft motor 9, a first guide hole 22 is formed at the upper end of the first transmission shaft 21, four first connection holes 23, an L-shaped connecting pole 25 is arranged on one side of the second rolling bearing 24, the upper end of the L-shaped connecting pole 25 is arranged on the lower surface of the lifting platform 6, a screw rod 26 is arranged at the lower end of the first transmission shaft 21, a screw rod sleeve 27 is arranged on the upper surface of the lifting platform 6, the screw rod 26 is connected with the screw rod sleeve 27 through threads,

the bending mechanism comprises a supporting frame 28 fixedly arranged on the upper surface of the lifting platform 6, an electromagnet 17 is arranged on one side of the lower surface of the supporting frame 28, a round hole 29 is formed in the supporting frame 28, a third rolling bearing 30 is arranged in the round hole 29, a second transmission shaft 31 is arranged above the double-output-shaft motor 9, a second guide hole 32 is formed in the upper end of the second transmission shaft 31, four second connecting holes 33 are formed in the outer side of the second guide hole 32, the second connecting holes 33 correspond to the spring ejector pins 18 one by one, a first bevel gear 34 is arranged at the upper end of the second transmission shaft 31, a rotating shaft 35 is arranged on one side of the lifting platform 6, fourth rolling bearings 36 are arranged on two sides of the rotating shaft 35, supporting blocks 37 are arranged at the lower ends of the fourth rolling bearings 36, the lower ends of the supporting blocks 37 are fixedly arranged on the lifting platform 6, a second bevel gear 38, the second bevel gear 38 and the first gear 39 are positioned outside the fourth rolling bearing 36, a fixed platform 40 is arranged above the mobile platform 5, connecting platforms 41 are arranged on two sides of the lower surface of the fixed platform 40, the lower end of each connecting platform 41 is fixedly arranged on the upper surface of the mobile platform 5, a square opening 42 is formed in one side of the fixed platform 40, two fifth rolling bearings 43 are arranged on the lower surface of the fixed platform 40, the fifth rolling bearings 43 are positioned on two sides of the square opening 42, a connecting shaft 44 is arranged between the two fifth rolling bearings 43, one end of the connecting shaft 44 is provided with a second gear 45, the second gear 45 is positioned above the first gear 39, one side of the second gear 45 is provided with a third bevel gear 46, a hollow sleeve 47 is arranged at the upper end of the fixed platform 40, sixth rolling bearings 48 are arranged at the upper end and the lower end of the outer side of the hollow sleeve 47, a circular ring rotating platform 49 is arranged outside the hollow sleeve 47 through a sixth rolling bearing 48, a circular ring bevel gear 51 is arranged at the lower end of the circular ring rotating platform 49, the circular ring bevel gear 51 is meshed with a third bevel gear 46, a plurality of supporting wheels 52 are arranged on the lower surface of the circular ring rotating platform 49, a bending hole 53 is formed in the circular ring rotating platform 49, a containing box body 54 is arranged at the lower end of the bending hole 53, a lifting cylinder 55 is arranged in the containing box body 54, a bending column 56 is arranged on the upper surface of the lifting cylinder 55, a circular baffle 57 is arranged at the lower end of the bending column 56, a rotating cylinder 58 is sleeved outside the bending column 56, the rotating cylinder 58 is arranged on the circular baffle 57, four guide blocks 59 are arranged at the lower end of the bending column 56, four guide grooves 60 are formed in the bending hole 53, one end of each guide block 59 extends into each guide groove 60, a lifting block 61 is arranged in the hollow sleeve 47, a square through, a circular through hole 64 is formed on the fixed platform 40, the lower end of a support rod 63 passes through the circular through hole 64 and extends to the lower part of the fixed platform 40, a lifting plate 65 is arranged at the lower end of the support rod 63, the lifting plate 65 is positioned below the fixed platform 40, supporting columns 66 are arranged at four corners of the lower surface of the lifting plate 65, the lower ends of the supporting columns 66 are fixedly arranged on the lifting platform 6, fixing holes 67 are formed at two sides of the lifting plate 65, two lifting columns 68 are arranged at the lower surface of the fixed platform 40, the lower ends of the lifting columns 68 pass through the fixing holes 67 and extend to the lower part of the lifting plate 65, the electromagnet 17 is turned off, so that the lower end of the double output shaft motor 9 is connected with the first transmission shaft 21, the lifting block 61 can be lifted through the rotation of the double output shaft motor 9, the reinforcing steel bars can be limited, the electromagnet 17 is turned on, the upper end of the double output, and bending the reinforcing steel bars.

Furthermore, the hollow sleeve 13 is cylindrical, and a square transmission hole 69 is formed in the hollow sleeve 13, so that the square transmission rod 12 can drive the hollow sleeve 13 to rotate conveniently.

Furthermore, the lifting block 61 can be changed into lifting blocks 61 of different types according to different diameters of the steel bars, so that the error of the steel bars during bending can be reduced.

Further, feeding cutting mechanism includes workstation 70 of fixed mounting in 1 one side of square frame, and reinforcing bar straightener 71 is installed to workstation 70 upper surface one side, and reinforcing bar straightener 71 rear side is installed the reinforcing bar cutter 72, and 1 opposite side of square frame is installed and is held platform 73, and workstation 70 and hold platform 73 upper surface both sides and install interception platform 74, and a plurality of fixed axles 75 are installed to interception platform 74 inboard, and the cover is equipped with feed cylinder 76 on the fixed axle 75, can be convenient for with the reinforcing bar feeding and cut off.

Further, the traction mechanism comprises guide tables 77 positioned on two sides above the containing table 73, support legs 78 are arranged on two sides of the lower surface of each guide table 77, the lower ends of the support legs 78 are fixedly arranged on the containing table 73, guide gears 79 are arranged on the upper surface of each guide table 77, a traction table 80 is arranged above the containing table 73, guide wheels 81 are arranged on the lower surface of each traction table 80, guide slideways 82 are arranged on the upper surface of each guide table 77, the lower ends of the guide wheels 81 are positioned in the guide slideways 82, a rotating motor 83 is arranged on one side of the upper surface of each traction table 80, a third gear 84 is arranged at the rotating end of each rotating motor 83, the third gear 84 is meshed with the guide gears 79, a first electric telescopic rod 85 is arranged on the lower surface of each traction table 80, a grabbing table 86 is arranged at the telescopic end of each first electric telescopic rod 85, a first, snatch platform 86 lower surface opposite side and install second electric telescopic handle 89, the flexible end of second electric telescopic handle 89 installs movable block 90, can be after the reinforcing bar is cut off, is convenient for make the reinforcing bar remove.

Further, the moving mechanism comprises fixed slide rails 91 fixedly installed on two sides of the upper surface of the square frame 1, a plurality of moving wheels 92 are installed on two sides of the lower surface of the moving platform 5, the lower ends of the moving wheels 92 are placed in the fixed slide rails 91, a fixed rack 93 is installed on one side of the upper surface of the square frame 1, a rotating rod 94 is arranged on one side of the upper portion of the moving platform 5, seventh rolling bearings 95 are installed at two ends of the rotating rod 94, fixed blocks 96 are installed at the lower ends of the seventh rolling bearings 95, the lower ends of the fixed blocks 96 are fixedly installed on the moving platform 5, a fourth gear 97 is installed at one end of the rotating rod 94, the fourth gear 97 is located below the first gear 39, a fifth gear 98 is installed at the other end of the rotating rod 94, the fifth gear 98 is.

Furthermore, supporting shafts 99 are arranged on two sides of the circular ring rotating table 49, sliding grooves 100 are formed in the inner side of the limiting table 3, two ends of each supporting shaft 99 extend into the corresponding sliding groove 100, a hollow cylinder 101 is sleeved on the outer side of each supporting shaft 99, fixing legs 102 are arranged on two sides of the lower end of each supporting shaft 99, the lower ends of the fixing legs 102 are fixedly mounted on the fixing table 40, and reinforcing steel bars can be conveniently moved to the position above the circular ring rotating table 49.

Further, the mobile station 5 is provided with a second infrared sensor 103, which facilitates detection of the position of the mobile station 5.

In this embodiment, the electric equipment of the device is controlled by an external controller, according to the diameter of the steel bar, the lifting block 61 with the corresponding model is selected and installed on the support rod 63 through bolt connection, under normal state, the mobile station 5 is at the position farthest from the steel bar cutting machine 72 on the square frame 1, the lifting block 61 is positioned in the hollow sleeve 47, the bending column 56 is positioned in the bending hole 53, the electromagnet 17 is in a power-off state, the two hollow sleeves 13 are positioned below under the action of gravity, the lower guide shaft 20 is positioned in the first guide hole 22 on the first transmission shaft 21, the lower end of the spring ejector pin 18 and the universal ball 19 are positioned in the first connection hole 23,

when the reinforcing steel bar is bent, a reinforcing steel bar disc wound with the reinforcing steel bar is placed at one side of a reinforcing steel bar straightening machine 71 and fixed, one end of the reinforcing steel bar is inserted into the reinforcing steel bar straightening machine 71, the reinforcing steel bar straightening machine 71 is started to straighten the reinforcing steel bar and feed the reinforcing steel bar to the rear side, when the reinforcing steel bar passes through a reinforcing steel bar cutting machine 72, a detection device on the reinforcing steel bar cutting machine 72 can detect the feeding length of the reinforcing steel bar, the reinforcing steel bar rotates at the outer side of a fixed shaft 75 through a feeding cylinder 76 to reduce the friction force during feeding of the reinforcing steel bar, when the reinforcing steel bar moves to the front of a circular ring rotating table 49, the reinforcing steel bar can be moved to the upper part of a circular ring rotating table 49 through the rotation of a hollow cylinder 102 on a supporting shaft 99, when the reinforcing,

when the reinforcing steel bar is bent, the double-output-shaft motor 9 is started to rotate in the positive direction, the double-output-shaft motor 9 can drive the square transmission rod 12 to rotate, the square transmission rod 12 drives the hollow sleeve 13 to rotate through the square transmission hole 69, at the moment, the lower hollow sleeve 13 is connected with the first transmission shaft 21 through a spring thimble, the upper hollow sleeve 13 is not connected with the second transmission shaft 31 so as to drive the first transmission shaft 21 to rotate, the lower end of the first transmission shaft 21 is connected with the lead screw 26, the lead screw 26 is connected with the lead screw sleeve 27 through a threaded connection between the lead screw 26 and the lead screw sleeve 27, the lead screw 26 can be driven to move upwards when the double-output-shaft motor 9 rotates in the positive direction so as to drive the lifting platform 6 to move upwards, the moving direction of the lifting platform 6 can be ensured through the guide rod 7 and the guide cylinder 8, the lifting plate 65 can be pushed upwards, and the reinforcing bars are dropped into the square through groove 62, when the elevating platform 6 is raised, the dual output shaft motor 9 and the first gear 39 are moved upward, and the first gear 39 and the second gear 45 are engaged, at this time, the dual output shaft motor 9 is turned off,

when the electromagnet 12 is electrified, the electromagnet 12 can pull the upper L-shaped fixing rod 15 upwards, and can pull the two first rolling bearings 14 and the hollow sleeve 13 upwards through the connection of the two L-shaped fixing rods 15, so that the spring thimble 18 and the universal ball 19 on the lower hollow sleeve 13 can be pulled out from the first connecting hole 23, when the hollow sleeve 13 rotates, the first transmission shaft 21 can be prevented from rotating, the guide shaft 20 and the first guide hole 22 are both circular, the moving direction of the hollow sleeve 13 can be ensured, the upper hollow sleeve 13 moves upwards, the spring thimble 18 and the universal ball 19 on the upper hollow sleeve 13 can be enabled to move upwards, if the position of the spring thimble 18 corresponds to the position of the second connecting hole 33, the spring thimble 18 and the universal ball 18 can be directly pushed into the second connecting hole 33, if the position of the spring thimble 18 does not correspond to the position of the second connecting hole 33, when the spring thimble 18 moves upwards, the spring thimble 18 is compressed, when the double-output-shaft motor 9 rotates to drive the hollow sleeve 13 to rotate, the spring thimble 18 rotates, and when the spring thimble 18 rotates below the second connecting hole 33, the upper end of the spring thimble 18 can be pushed into the second connecting hole 33 under the action of the self elasticity of the spring thimble 18, so that the upper hollow sleeve 13 can be connected with the second transmission shaft 31, the universal ball 19 can reduce the friction force between the spring thimble 18 and the second transmission shaft 31,

after the first gear 39 is meshed with the second gear 45, the double-output-shaft motor 9 is started to rotate in the positive direction, so that the second transmission shaft 31 and the first bevel gear 34 can be driven to rotate, the first bevel gear 34 is meshed with the second bevel gear 38 and can drive the rotating shaft 35 and the first gear 39 to rotate, the first gear 39 is meshed with the second gear 45 and can drive the second gear 45, the connecting shaft 44 and the third bevel gear 46 to rotate, the third bevel gear 46 is meshed with the ring bevel gear 51 and can drive the ring rotating platform 49 to rotate outside the hollow sleeve 47, the sixth rolling bearing 48 can reduce the friction between the ring rotating platform 49 and the hollow sleeve 47 when the ring rotating platform 49 rotates, the supporting wheel 52 below the ring rotating platform 49 can support the ring rotating platform 49 and reduce the friction, the rotation sensor 50 is arranged on the lower surface of the ring rotating platform 49, and the rotation angle of the ring rotating platform 49 can be detected through the rotation sensor 50,

when the steel bar is firstly bent, the motor 9 with double output shafts can drive the circular ring rotating platform 49 to rotate, the bending hole 53 is rotated to one side of the steel bar, the lifting cylinder 55 is started to extend, so that the bending column 56 is pushed upwards, the rotating cylinder 58 can be pushed upwards through the circular baffle 57, the guide block 59 and the guide groove 60 can ensure the moving direction of the bending column 56, the bending column 56 can be rotated around the lifting block 61 through the rotation of the circular ring rotating platform 49 after being lifted, the steel bar is bent through the relative motion of the bending column 56 and the lifting block 61, the bending column 56 can be prevented from rotating through the action of the guide block 59 and the guide groove 60, the lifting block 61 can be prevented from rotating through the action of the lifting column 68 and the fixing hole 67, the friction force during bending can be reduced through the rotation of the rotating cylinder 58, the rotating angle is detected through the rotating sensor 50, the bending precision of the reinforcing steel bars can be ensured, after the bending is finished, the lifting cylinder 55 is started to shorten, the bending column 56 and the rotating cylinder 58 are pulled back into the bending hole 53, the double-output-shaft motor 9 is started to rotate reversely, the bending column 56 is pulled back to the original position, after the first bending is finished, the electromagnet 17 is powered off, the two hollow sleeves 13 move downwards under the action of gravity, the lower hollow sleeve 13 is connected with the first transmission shaft 21, the upper hollow sleeve 13 is disconnected with the second transmission shaft 31, the double-output-shaft motor 9 is started to rotate reversely, the lifting platform 6 and the first gear 39 can move downwards through the threaded connection of the lead screw 26 and the lead screw sleeve 27, the first gear 39 is meshed with the fourth gear 97, the double-output-shaft motor 9 is closed, the electromagnet 13 is powered on, the lower hollow sleeve 13 is disconnected with the first transmission shaft 21, the upper hollow sleeve 13 is connected with the second transmission shaft 31, the dual output shaft motor 9 is started to rotate positively, the first gear 39 is driven to rotate, the first gear 39 is meshed with the fourth gear 97, the rotating rod 94 and the fifth gear 98 can be driven to rotate, the mobile platform 5 can be driven to move through the meshing of the fifth gear 98 and the fixed rack 93, the moving direction of the mobile platform 5 can be ensured through the fixed slide rail 91 and the moving wheel 92, the mobile platform 5 is enabled to move towards the direction close to the workbench 70, the friction force when the mobile platform 5 moves is reduced, the distance between the mobile platform 5 and the workbench 70 is detected through the second infrared sensor 103, when the mobile platform 5 is moved to the position of bending the reinforcing steel bar for the second time, the dual output shaft motor 9 is closed, when the mobile platform 5 and the lifting block 61 move when bending the reinforcing steel bar for the second time, the lifting block 61 needs to be lowered into the hollow sleeve 47, and the friction force between the lifting block 61 and the reinforcing steel bar is prevented, the lifting block 61 is abraded, then the above process is repeated, the lifting block 61 and the first gear 39 are moved upwards, the circular ring rotating table 49 is driven to rotate, the reinforcing steel bar is bent, after one end of the reinforcing steel bar is bent, the lifting block 61 is lowered into the hollow sleeve 47, the reinforcing steel bar straightening machine 71 is started to continue straightening and feeding the reinforcing steel bar, the length of the reinforcing steel bar is detected by the detection device on the reinforcing steel bar cutting machine 72, the reinforcing steel bar is cut off,

the traction table 80 is normally positioned at one side closest to the workbench 70, when the steel bar is cut off, the first electric telescopic rod 85 is started to extend, the grabbing table 86 is made to descend, the steel bar is positioned between the moving block 90 and the fastening table 88, the second electric telescopic rod 89 is started to extend, so that the steel bar is fixed, the rotating motor 83 is started to rotate and drive the third gear 84 to rotate, the traction table 80 can be made to move towards the direction away from the workbench 70 through the meshing of the third gear 84 and the guide gear 79 and pull the steel bar, the distance between the grabbing table 86 and the steel bar 72 of the cutting machine is detected through the first infrared distance measuring sensor 87, the steel bar is pulled to the position for bending the other end of the steel bar for the first time, the moving table 5 is driven to move and the circular ring rotating table 49 to rotate through the forward and backward rotation of the double output shaft motor 9, so that the other end of the steel bar is bent, after, the lifting block 61 is placed in the hollow sleeve 47, the second electric telescopic rod 89 and the first electric telescopic rod 85 are started to be shortened, so that the steel bars are loosened, the steel bars are taken down by workers, the rotating motor 83 is started to rotate reversely, the traction table is moved back to the original position, the next steel bar is conveniently pulled, the processes are repeated, the steel bars on the steel bar plate can be continuously straightened, bent and cut off, the labor intensity is reduced, and the working efficiency is improved.

Above-mentioned technical scheme has only embodied the utility model discloses technical scheme's preferred technical scheme, some changes that this technical field's technical personnel probably made to some parts wherein have all embodied the utility model discloses a principle belongs to within the protection scope of the utility model.

Claims

1. A double-head bending device for shearing reinforcing steel bars comprises a square frame (1), wherein the square frame (1) is arranged on the ground through foundation bolts, one side of the square frame (1) is provided with a feeding and cutting mechanism, the other side of the square frame (1) is provided with a traction mechanism, the square frame (1) is provided with a moving mechanism, the double-head bending device is characterized in that the square frame (1) is provided with a lifting adjusting mechanism, a bending mechanism is arranged above the lifting adjusting mechanism,

the lifting adjusting mechanism comprises a plurality of transverse connecting rods (2) fixedly arranged on the inner side of a square frame (1), limiting tables (3) are arranged on two sides above the square frame (1), fixing columns (4) are arranged at two ends of the lower surface of each limiting table (3), the lower ends of the fixing columns (4) are fixedly arranged on the square frame (1), a moving table (5) is arranged above the square frame (1), a lifting table (6) is arranged above the moving table (5), guide rods (7) are arranged at four corners of the lower surface of the lifting table (6), four guide cylinders (8) are arranged on the upper surface of the moving table (5), the lower ends of the guide rods (7) are inserted into the guide cylinders (8), a double-output-shaft motor (9) is arranged above the lifting table (6), the lower ends of two sides of the double-output-shaft motor (9) are fixedly arranged on the lifting table (6) through a supporting table (10), and, the lower end of a motor (9) with double output shafts penetrates through a square through hole (11) and extends to the lower part of a lifting platform (6), square transmission rods (12) are arranged at two output ends of the motor (9) with double output shafts, a hollow sleeve (13) is sleeved at the outer side of each square transmission rod (12), a first rolling bearing (14) is arranged at the outer side of the hollow sleeve (13), an L-shaped fixing rod (15) is arranged at one side of the first rolling bearing (14), an inlet and outlet hole (16) is formed in one side of each square through hole (11), one ends of the two L-shaped fixing rods (15) are fixedly connected, one end of the L-shaped fixing rod (15) positioned below penetrates through the inlet and outlet hole (16), an electromagnet (17) is arranged above the L-shaped fixing rod (15), four spring ejector pins (18) are arranged on the surface of one side of the hollow sleeve (13), a first transmission shaft (21) is arranged below the double-output-shaft motor (9), a first guide hole (22) is formed in the upper end of the first transmission shaft (21), four first connecting holes (23) are formed in the outer side of the first guide hole (22), the first connecting holes (23) correspond to the spring ejector pins (18) one by one, a second rolling bearing (24) is installed on the outer side of the first transmission shaft (21), an L-shaped connecting column (25) is installed on one side of the second rolling bearing (24), the upper end of the L-shaped connecting column (25) is installed on the lower surface of the lifting platform (6), a lead screw (26) is installed at the lower end of the first transmission shaft (21), a lead screw sleeve (27) is installed on the upper surface of the lifting platform (6), and the lead screw (,

the bending mechanism comprises a support frame (28) fixedly installed on the upper surface of the lifting platform (6), an electromagnet (17) is installed on one side of the lower surface of the support frame (28), a round hole (29) is formed in the support frame (28), a third rolling bearing (30) is installed in the round hole (29), a second transmission shaft (31) is arranged above the double-output-shaft motor (9), a second guide hole (32) is formed in the upper end of the second transmission shaft (31), four second connecting holes (33) are formed in the outer side of the second guide hole (32), the second connecting holes (33) correspond to the spring ejector pins (18) one by one, a first bevel gear (34) is installed at the upper end of the second transmission shaft (31), a rotating shaft (35) is arranged on one side of the lifting platform (6), fourth rolling bearings (36) are installed on two sides of the rotating shaft (35), supporting blocks (37) are installed at the lower ends of the fourth rolling bearings (, a second bevel gear (38) is installed at one end of a rotating shaft (35), the second bevel gear (38) is meshed with the first bevel gear (34), a first gear (39) is installed at the other end of the rotating shaft (35), the second bevel gear (38) and the first gear (39) are located on the outer side of a fourth rolling bearing (36), a fixed table (40) is arranged above a mobile table (5), connecting tables (41) are installed on two sides of the lower surface of the fixed table (40), the lower end of each connecting table (41) is fixedly installed on the upper surface of the mobile table (5), a square opening (42) is formed in one side of the fixed table (40), two fifth rolling bearings (43) are installed on the lower surface of the fixed table (40), the fifth rolling bearings (43) are located on two sides of the square opening (42), a connecting shaft (44) is arranged between the two fifth rolling bearings (43), a second gear (45) is installed at one end of the connecting shaft (44, a third bevel gear (46) is installed on one side of a second gear (45), a hollow sleeve (47) is installed at the upper end of a fixed platform (40), a sixth rolling bearing (48) is installed at the upper end and the lower end of the outer side of the hollow sleeve (47), a circular ring rotating platform (49) is installed on the outer side of the hollow sleeve (47), a rotary sensor (50) is installed on one side of the lower surface of the circular ring rotating platform (49), the circular ring rotating platform (49) is installed on the outer side of the hollow sleeve (47) through the sixth rolling bearing (48), a circular ring bevel gear (51) is installed at the lower end of the circular ring rotating platform (49), the circular ring bevel gear (51) is meshed with the third bevel gear (46), a plurality of supporting wheels (52) are installed on the lower surface of the circular ring rotating platform (49), a bending hole (53) is formed in the circular ring rotating platform (49), a containing box body (54) is installed at, the upper surface of the lifting cylinder (55) is provided with a bending column (56), the lower end of the bending column (56) is provided with a circular baffle plate (57), the outer side of the bending column (56) is sleeved with a rotating cylinder (58), the rotating cylinder (58) is placed on the circular baffle plate (57), the lower end of the bending column (56) is provided with four guide blocks (59), four guide grooves (60) are formed in a bending hole (53), one end of each guide block (59) extends into each guide groove (60), a lifting block (61) is arranged in each hollow sleeve (47), a square through groove (62) is arranged in each lifting block (61), the lower end of each lifting block (61) is connected with a supporting rod (63) through a bolt, a circular through hole (64) is formed in each fixed platform (40), the lower end of each supporting rod (63) penetrates through the circular through hole (64) and extends to the lower side of each fixed platform (40), a lifting plate (65) is installed at the lower end, supporting columns (66) are installed at four corners of the lower surface of the lifting plate (65), the lower ends of the supporting columns (66) are fixedly installed on the lifting platform (6), fixing holes (67) are formed in two sides of the lifting plate (65), two lifting columns (68) are installed on the lower surface of the fixing platform (40), and the lower ends of the lifting columns (68) penetrate through the fixing holes (67) and stretch to the lower side of the lifting plate (65).

2. A bar shear double-ended bending device according to claim 1, wherein the hollow sleeve (13) is cylindrical, and the hollow sleeve (13) has a square drive hole (69) formed therein.

3. A double-headed bar shear bender according to claim 1, characterized in that the lifter blocks (61) are of different sizes to be replaced with different diameters of the bars (61).

4. The double-head bending device for shearing the steel bars as claimed in claim 1, wherein the feeding cutting mechanism comprises a workbench (70) fixedly installed on one side of the square frame (1), a steel bar straightening machine (71) is installed on one side of the upper surface of the workbench (70), a steel bar cutting machine (72) is installed on the rear side of the steel bar straightening machine (71), a containing table (73) is installed on the other side of the square frame (1), intercepting tables (74) are installed on two sides of the upper surfaces of the workbench (70) and the containing table (73), a plurality of fixing shafts (75) are installed on the inner sides of the intercepting tables (74), and feeding cylinders (76) are sleeved on the fixing shafts (75).

5. The double-head bending device for shearing the reinforcing steel bars as claimed in claim 1, wherein the traction mechanism comprises guide tables (77) positioned at two sides above the containing table (73), supporting legs (78) are arranged at two sides of the lower surface of each guide table (77), the lower ends of the supporting legs (78) are fixedly arranged on the containing table (73), guide gears (79) are arranged on the upper surface of each guide table (77), a traction table (80) is arranged above the containing table (73), guide wheels (81) are arranged on the lower surface of each traction table (80), guide slideways (82) are arranged on the upper surface of each guide table (77), the lower ends of the guide wheels (81) are positioned in the guide slideways (82), a rotating motor (83) is arranged at one side of the upper surface of each traction table (80), a third gear (84) is arranged at the rotating end of each rotating motor (83), the third gears (84) are meshed with the guide gears (79), a first electric telescopic rod (, the flexible end of first electric telescopic handle (85) is installed and is grabbed platform (86), and grab platform (86) one side surface mounting and have first infrared ranging sensor (87), grab platform (86) lower surface one side and install fastening platform (88), grab platform (86) lower surface opposite side and install second electric telescopic handle (89), and movable block (90) are installed to flexible end of second electric telescopic handle (89).

6. The double-head bending device for shearing the steel bars according to claim 1, wherein the moving mechanism comprises fixed slide ways (91) fixedly arranged at two sides of the upper surface of a square frame (1), a plurality of moving wheels (92) are arranged at two sides of the lower surface of a moving platform (5), the lower ends of the moving wheels (92) are arranged in the fixed slide ways (91), a fixed rack (93) is arranged at one side of the upper surface of the square frame (1), a rotating rod (94) is arranged at one side above the moving platform (5), seventh rolling bearings (95) are arranged at two ends of the rotating rod (94), a fixed block (96) is arranged at the lower ends of the seventh rolling bearings (95), the lower ends of the fixed blocks (96) are fixedly arranged on the moving platform (5), a fourth gear (97) is arranged at one end of the rotating rod (94), the fourth gear (97) is arranged below the first gear (39), a fifth gear (98, the fifth gear (98) meshes with the fixed rack (93).

7. A double-headed bending device for shearing reinforcing steel bars as defined in claim 1, wherein support shafts (99) are provided at both sides of the circular ring rotating table (49), a sliding slot (100) is provided at the inner side of the limiting table (3), both ends of the support shafts (99) extend into the sliding slot (100), a hollow cylinder (101) is sleeved at the outer side of the support shafts (99), fixing legs (102) are provided at both sides of the lower end of the support shafts (99), and the lower ends of the fixing legs (102) are fixedly mounted on the fixing table (40).

8. A double-headed bender according to claim 1, characterized in that a second infrared sensor (103) is mounted on the mobile station (5).