CN111922254A - Steel bar shearing machine with adjustable shearing length - Google Patents

Abstract

The invention discloses a steel bar shearing machine with adjustable shearing length, which comprises a box body, wherein an empty bin is arranged in the box body, an automatic feeding mechanism is arranged in the empty bin, the automatic feeding mechanism comprises a storage box, the storage box is fixedly connected to the upper side end wall of the box body, the storage box is internally provided with a storage bin which is through up and down, and the upper side of the storage bin is provided with a feeding hole.

Description

Steel bar shearing machine with adjustable shearing length

The invention relates to the related field of steel bar shearing, in particular to a steel bar shearing machine with adjustable shearing length.

Background

Along with the development of economy, the building field in China has been developed at a high speed, and steel bars are one of the most frequently used materials in buildings, and comprise plain round steel bars, ribbed steel bars and twisted steel bars. The reinforcing steel bar for concrete is straight bar or wire rod-shaped steel for reinforcing steel bar for reinforced concrete, and the shapes of the reinforcing steel bar are smooth reinforcing steel bar and deformed reinforcing steel bar. The steel bars mainly play a role in tension and compression in the building, and a large amount of steel bars are needed in the building. In the process of garbage recycling, a large amount of waste steel bars need to be cut into short lengths, so that the processing such as later-stage transportation, furnace returning and smelting are facilitated.

Disclosure of Invention

The invention aims to solve the technical problem of providing a steel bar shearing machine with adjustable shearing length, and overcomes the problems of single steel bar shearing length and the like of the traditional steel bar shearing machine.

The invention is realized by the following technical scheme.

The invention relates to a steel bar shearing machine with adjustable shearing length, which comprises a box body, wherein an empty bin is arranged in the box body, an automatic feeding mechanism is arranged in the empty bin, the automatic feeding mechanism comprises a storage box, the storage box is fixedly connected to the upper side end wall of the box body, a storage bin which is through up and down is arranged in the storage box, a feeding hole is arranged at the upper side of the storage bin, a feeding port is arranged at the lower side of the storage bin, a rotating shaft is arranged in the storage bin and is rotatably connected with the left and right inner walls of the storage bin, a right material clamping groove is fixedly connected to the rotating shaft, the right end of the rotating shaft extends into the empty bin, a bearing plate is arranged below the feeding port, the bearing plate is fixedly connected to the upper end surface of a stabilizing block, the stabilizing block is fixedly connected to the lower inner wall of the empty bin, the chute is connected with the pushing plate in a sliding manner, the left end face of the pushing plate is fixedly connected to a hydraulic rod, the hydraulic rod is connected with a hydraulic cylinder in a sliding manner, the hydraulic cylinder is fixedly connected to the inner wall of the left side of the empty bin, the bearing plate is further provided with a pressure bin, a pressure sensor is arranged in the pressure bin, the pressure sensor is fixedly connected to the inner wall of the lower side of the pressure bin, the upper end face of the pressure sensor is fixedly connected with a pressure spring, the upper end face of the pressure spring is fixedly connected with a pressure block, the pressure block is connected with the inner wall of the pressure bin in a sliding manner, the bearing plate is further provided with an elastic bin, a second electromagnet is arranged in the elastic bin, the second electromagnet is fixedly connected to the inner wall of the lower side of the elastic bin, the upper end face of the second electromagnet is fixedly connected with an ejection spring, and the upper end of, the pressure spring is connected with the inner wall of the elastic bin in a sliding manner, the supporting plate is further provided with two twisting bins which are symmetrical front and back by taking the central line of the supporting plate as the center, each twisting bin is internally provided with two torsion springs which are symmetrical front and back by taking the central line of the twisting bin as the center, one ends of the torsion springs, far away from the central line of the twisting bin, are fixedly connected to the inner wall of one side of the twisting bin, far away from the central line of the twisting bin, are fixedly connected to the torsion shaft, the torsion shaft is fixedly connected to the torsion rod, the torsion rod is fixedly connected to the clamping plate, the clamping plate is further rotatably connected with a rolling shaft, the rolling shaft is fixedly connected with a rolling wheel, and reinforcing steel bars collected in the storage bin fall onto the supporting plate from the feeding port, the steel bars are stable and move rightwards under the action of the hydraulic cylinders; the adjustable shearing mechanism is characterized in that the hollow bin is internally provided with an adjustable shearing mechanism, the adjustable shearing mechanism comprises two shearing boxes which are symmetrical around the bearing plate serving as a center, the two shearing boxes are respectively and fixedly connected to the front inner wall and the rear inner wall of the hollow bin, the shearing box is internally provided with a shearing bin, a shearing spring is arranged in the shearing bin, one end, far away from the bearing plate, of the shearing spring is fixedly connected to the inner wall, far away from the bearing plate, of the shearing bin, the other end of the shearing spring is fixedly connected to the shearing plate, the shearing plate is in sliding connection with the inner wall of the shearing bin, the adjustable shearing mechanism further comprises a second motor, the second motor is fixedly connected to the right end of a second driving shaft, a conical wheel is fixedly connected to the second driving shaft, a fixed block is arranged on the left side of the conical wheel, and the fixed block is fixedly connected to the right end face of the box, the second drive shaft is connected with the adjusting block in a rotating mode, the second drive shaft is threaded in the position where the adjusting block contacts, the adjusting block is connected with the box body in a sliding mode, a second adjusting gear is fixedly connected to the second drive shaft, a first adjusting gear is arranged on the left side of the second adjusting gear, the first adjusting gear is fixedly connected to the left end of the second drive shaft, the first adjusting gear is meshed with a meshing gear, the conveyed steel bars are sheared under the clamping effect of the shearing plate, the meshing gear is meshed with the first adjusting gear and the second adjusting gear respectively to obtain different rotating speeds, and the length of the finished steel bar shearing product is changed by changing the reciprocating motion rate of the shearing plate.

Preferably, the automatic feeding mechanism further comprises a first motor, the first motor is fixedly connected to the inner wall of the right side of the empty bin, the left end face of the first motor is rotatably connected with a first driving shaft, the left end of the first driving shaft is fixedly connected with a first matching clamping groove, the first matching clamping groove can be slidably connected with matching blocks on the right side, the two matching blocks are respectively fixed at the left end and the right end of the connecting shaft, the connecting shaft is rotatably connected with a movable block, the movable block is slidably connected with the inner wall of the first electromagnet, the first electromagnet is arranged in a movable box, the movable box is fixedly connected to the upper end wall of the box body, a first electromagnet is further arranged in the first electromagnet, the first electromagnet is fixedly connected to the inner wall of the upper side of the first electromagnet, and a movable spring is fixedly connected to the lower end face of the first electromagnet, the lower end of the movable spring is fixedly connected to the movable block, and an inductor is embedded in the bearing plate.

Preferably, adjust and cut off mechanism still includes two power shafts, two the power shaft with the bearing board is symmetry around as the center, the epaxial fixedly connected with sector gear of power, sector gear and rack toothing, rack fixed connection is in on the lower terminal surface of cutting off the board, the place ahead the power shaft passes through conveyer belt and linking axle friction drive, link up the axle with the right side inner wall rotation of vacant lot is connected, link up epaxial fixedly connected with linking gear, linking gear and rear sector gear meshing.

The invention has the beneficial effects that: the automatic steel bar feeding device has the main effects of collecting waste steel bars discarded in daily construction and the like, automatically conveying materials, adapting to materials with different diameters, adjusting the required length in advance by an operator before working, automatically cutting off the steel bars when the machine works, automatically filling the next steel bar by one steel bar, improving the efficiency and releasing manpower.

Drawings

In order to more clearly illustrate the embodiments of the invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the invention, and it is obvious for those skilled in the art that other drawings can be obtained based on these drawings without creative efforts.

FIG. 1 is a schematic structural diagram of an embodiment of the present invention;

FIG. 2 is a schematic view of the embodiment of the present invention taken along the line A-A in FIG. 1;

FIG. 3 is a schematic view of the embodiment of the present invention in the direction B-B in FIG. 1;

FIG. 4 is a schematic view of the embodiment of the present invention in the direction of C-C in FIG. 1;

FIG. 5 is a schematic view of the embodiment of the present invention in the direction D-D in FIG. 2;

FIG. 6 is a schematic view of the embodiment of the present invention in the direction E-E in FIG. 2;

FIG. 7 is a schematic view of the embodiment of the present invention in the direction F-F in FIG. 3.

Detailed Description

The invention will now be described in detail with reference to fig. 1-7, wherein for ease of description the orientations described below are now defined as follows: the up, down, left, right, and front-back directions described below correspond to the up, down, left, right, and front-back directions in the projection relationship of fig. 1 itself.

The steel bar shearing machine with adjustable shearing length, which is described in conjunction with the attached drawings 1-7, comprises a box body 11, wherein an empty bin 12 is arranged in the box body 11, an automatic feeding mechanism 101 is arranged in the empty bin 12, the automatic feeding mechanism 101 comprises a storage tank 26, the storage tank 26 is fixedly connected to the upper side end wall of the box body 11, a vertically through storage tank 28 is arranged in the storage tank 26, a feed inlet 27 is arranged at the upper side of the storage tank 28, a feed outlet 29 is arranged at the lower side of the storage tank 28, a rotating shaft 31 is arranged in the storage tank 28, the rotating shaft 31 is rotatably connected with the left and right inner walls of the storage tank 28, a right material clamping groove 30 is fixedly connected to the rotating shaft 31, the right end of the rotating shaft 31 extends into the empty bin 12, a supporting plate 18 is arranged below the feed outlet 29, and the supporting plate 18 is fixedly connected to the upper, the stabilizing block 15 is fixedly connected to the inner wall of the lower side of the empty bin 12, the supporting plate 18 is provided with a sliding groove 17, the sliding groove 17 is slidably connected with the pushing plate 16, the left end face of the pushing plate 16 is fixedly connected to the hydraulic rod 14, the hydraulic rod 14 is slidably connected with the hydraulic cylinder 13, the hydraulic cylinder 13 is fixedly connected to the inner wall of the left side of the empty bin 12, the supporting plate 18 is further provided with a pressure bin 61, a pressure sensor 61 is arranged in the pressure bin 61, the pressure sensor 61 is fixedly connected to the inner wall of the lower side of the pressure bin 61, the upper end face of the pressure sensor 61 is fixedly connected with a pressure spring 63, the upper end face of the pressure spring 63 is fixedly connected with a pressure block 64, the pressure block 64 is slidably connected with the inner wall of the pressure bin 61, the supporting plate 18 is further provided with an elastic bin 57, the elastic bin 57 is internally provided with a second electromagnet 58, the second electromagnet 58 is fixedly connected to the inner wall of the lower side of the elastic bin 57, the ejection spring 59 is fixedly connected to the upper end face of the second electromagnet 58, the pressure spring 60 is fixedly connected to the upper end of the ejection spring 59, the pressure spring 60 is slidably connected to the inner wall of the elastic bin 57, the support plate 18 is further provided with two torsion bins 70, the two torsion bins 70 are front-back symmetrical with the center line of the support plate 18 as the center, two torsion springs 71 are arranged in each torsion bin 70, the two torsion springs 71 are front-back symmetrical with the center line of the torsion bin 70 as the center, one end of each torsion spring 71 far away from the center line of the torsion bin 70 is fixedly connected to the inner wall of the torsion bin 70 far away from the center line of the torsion bin 70, one end of each torsion spring 71 close to the center line of the torsion bin 70 is fixedly connected to the torsion shaft 54, the twisting shaft 54 is fixedly connected to the twisting rod 55, the twisting rod 55 is fixedly connected to the clamping plate 19, the clamping plate 19 is further rotatably connected to the rolling shaft 52, the rolling wheel 53 is fixedly connected to the rolling shaft 52, the reinforcing steel bars collected in the storage bin 28 fall onto the bearing plate 18 from the feeding port 29, and are stabilized under the action of the two clamping plates 19, and the reinforcing steel bars are stably moved rightwards under the action of the hydraulic cylinder 13; the empty bin 12 is further internally provided with an adjusting shearing mechanism 102, the adjusting shearing mechanism 102 comprises two shearing boxes 25, the two shearing boxes 25 are symmetrical front and back around the supporting plate 18 as a center, the two shearing boxes 25 are respectively and fixedly connected to the inner walls of the front side and the back side of the empty bin 12, the shearing box 25 is internally provided with a shearing bin 43, the shearing bin 43 is internally provided with a shearing spring 44, one end of the shearing spring 44, far away from the supporting plate 18, is fixedly connected to the inner wall of the shearing bin 43, far away from the supporting plate 18, at the other end of the shearing spring 44, is fixedly connected to the shearing plate 24, the shearing plate 24 is in sliding connection with the inner wall of the shearing bin 43, the adjusting shearing mechanism 102 further comprises a second motor 69, the second motor 69 is fixedly connected to the right end of a second driving shaft 49, the second driving shaft 49 is further fixedly connected with a cone pulley 68, a fixed block 67 is arranged at the left of the cone-shaped wheel 68, the fixed block 67 is fixedly connected on the right end surface of the box body 11, the second driving shaft 49 is rotatably connected with the adjusting block 66, the place where the second driving shaft 49 contacts with the adjusting block 66 is provided with screw threads, the adjusting block 66 is connected with the box body 11 in a sliding way, a second adjusting gear 65 is also fixedly connected on the second driving shaft 49, a first adjusting gear 48 is arranged at the left of the second adjusting gear 65, the first adjusting gear 48 is fixedly connected at the left end of the second driving shaft 49, the first adjusting gear 48 is meshed with the meshing gear 46, the fed steel bar is sheared under the clamping action of the two shearing plates 24, the meshing gear 46 meshes with the first adjusting gear 48 and the second adjusting gear 65 respectively to obtain different rotating speeds, and the length of the cut steel bar finished product is changed by changing the reciprocating speed of the cutting plate 24.

Advantageously, the automatic feeding mechanism 101 further includes a first motor 39, the first motor 39 is fixedly connected to the right inner wall of the empty bin 12, a first driving shaft 40 is rotatably connected to a left end surface of the first motor 39, a first engaging slot 41 is fixedly connected to a left end of the first driving shaft 40, the first engaging slot 41 can be slidably connected to the engaging block 38 on the right side, and the two engaging blocks 38 are respectively fixed to the connecting shaft37, connecting axle 37 rotates with movable block 36 to be connected, movable block 36 and first electro-magnet 33 inner wall sliding connection, first electro-magnet 33 is established in movable box 32, movable box 32 fixed connection be in on the upper end wall of box 11, still be equipped with first electro-magnet 34 in the first electro-magnet 33, first electro-magnet 34 fixed connection be in on the upside inner wall of first electro-magnet 33, fixedly connected with activity spring 35 on the lower terminal surface of first electro-magnet 34, activity spring 35's the lower terminal surfaceThe lower end is fixedly connected to the movable block 36, and an inductor 56 is embedded in the bearing plate 18.

Beneficially, the adjusting shearing mechanism 102 further includes two power shafts 50, the two power shafts 50 are symmetrical front and back with respect to the supporting plate 18 as a center, a sector gear 23 is fixedly connected to the power shaft 50, the sector gear 23 is meshed with a rack 45, the rack 45 is fixedly connected to the lower end face of the shearing plate 24, the power shaft 50 in front is in friction transmission with the engaging shaft 22 through a conveyor belt 47, the engaging shaft 22 is rotatably connected to the inner wall of the empty bin 12 on the right side, an engaging gear 21 is fixedly connected to the engaging shaft 22, and the engaging gear 21 is meshed with the sector gear 23 in back.

In the initial state, the movable spring 35 is in a stretched state, the shear spring 44 is in a normal state, and the torsion spring 71 is in a compressed state.

Application method

An operator puts the steel bars needing to be cut off to the storage bin 28 from the feeding hole 27, the first electromagnet 34 is electrified to give a thrust force to the movable block 36, the movable spring 35 is stretched, the connecting shaft 37 and the two matching blocks 38 descend, the left matching block 38 is meshed with the second matching clamping groove 42, the right matching block 38 is meshed with the first matching clamping groove 41, the first motor 39 drives the first driving shaft 40 to rotate, so the first matching clamping groove 41 starts to rotate, the connecting shaft 37 starts to rotate as the first matching clamping groove 41 is in sliding connection with the right matching block 38, the connecting shaft 37 rotates to drive the left matching block 38 to rotate, the left matching block 38 drives the second matching clamping groove 42 which is meshed with the left matching block to rotate, the rotation of the second matching clamping groove 42 drives the rotating shaft 31 to start to rotate, so the material clamping groove 30 starts to rotate, the steel bars in the storage bin 28 are driven by the material clamping groove 30 to rotate in the material clamping groove 30, when the steel bar rotates to the material feeding port 29, the steel bar falls on the bearing plate 18 due to the action of gravity, the pressure block 64 descends under the action of pressure, the pressure spring 63 is compressed, after the pressure sensor 61 senses the pressure, the first electromagnet 34 stops energizing, the connecting shaft 37 ascends, the rotating shaft 31 stops rotating, meanwhile, the second electromagnet 58 energizes to give an attractive force to the pressure spring 60, the pressure spring 60 descends to eject the spring 59 to be compressed, the hydraulic cylinder 13 works, the hydraulic rod 14 moves rightwards, the pushing plate 16 moves rightwards under the action of pushing force, and the steel bar starts to stably move rightwards after being pushed by the pushing plate 16.

The second motor 69 starts to operate to drive the second driving shaft 49 to rotate, the second driving shaft 49 will make the first adjusting gear 48 start to rotate, the engaging gear 46 engaged with the first adjusting gear 48 starts to rotate, so the front power shaft 50 starts to rotate, the front power shaft 50 drives the front sector gear 23 to rotate, the front power shaft 50 is in friction transmission with the engaging shaft 22 through the conveyor belt 47, the engaging shaft 22 rotates to make the engaging gear 21 start to rotate, the engaging gear 21 drives the rear sector gear 23 engaged therewith to start to rotate, the rack 45 starts to drive the shearing plate 24 to move as the sector gear 23 is engaged with the rack 45, the sector gear 23 continues to rotate and is disengaged from the rack 45, the shearing plate 24 returns to the original position under the action of the shearing spring 44, so that the shearing plate 24 intermittently shears the steel bar pushed by the pushing plate 16 in a back and forth reciprocating motion, if the length of the cut steel bar needs to be adjusted, an operator only needs to rotate the conical wheel 68, and due to the fact that the contact part of the adjusting block 66 and the second driving shaft 49 is provided with threads, the second driving shaft 49 moves leftwards, the second adjusting gear 65 moves leftwards at the same time, the conical wheel 68 starts to move leftwards and upwards under the obstruction of the fixing block 67, the second adjusting gear 65 also moves leftwards and upwards until the second adjusting gear 65 is meshed with the meshing gear 46, at the moment, the rotating speed of the meshing gear 46 under the influence of the second adjusting gear 65 is increased, and then the length of the steel bar is shortened.

When the steel bars pushed by the push plate 16 move to the sensor 56, the sensor 56 senses that the second electromagnet 58 is powered off, the pressure spring 60 is sprung to bounce the remaining steel bars which are not enough to be cut off under the action of the ejection spring 59, one steel bar is cut off, the pressure block 64 losing pressure rises under the action of the pressure spring 63, the pressure sensed by the pressure sensor 61 is reduced, the first electromagnet 34 starts to be powered on, the movable block 36 descends, the matching block 38 is in sliding connection with the first matching clamping groove 41 and the second matching clamping groove 42, the rotating shaft 31 starts to rotate, and the next steel bar starts to fall off to be cut off.

The above embodiments are merely illustrative of the technical ideas and features of the present invention, and the purpose thereof is to enable those skilled in the art to understand the contents of the present invention and implement the present invention, and not to limit the protection scope of the present invention. All equivalent changes and modifications made according to the spirit of the present invention should be covered within the protection scope of the present invention.

Claims (3)

1. The utility model provides a cut out reinforcing bar clipper with adjustable length, includes the box, its characterized in that: the automatic feeding mechanism comprises a storage box, the storage box is fixedly connected to the upper end wall of the box body, the storage box is internally provided with a vertically through storage bin, the upper side of the storage bin is provided with a feeding hole, the lower side of the storage bin is provided with a feeding port, the storage bin is internally provided with a rotating shaft, the rotating shaft is rotatably connected with the inner walls of the left side and the right side of the storage bin, the rotating shaft is fixedly connected with a right material clamping groove, the right end of the rotating shaft extends into the empty bin, a bearing plate is arranged below the feeding port, the bearing plate is fixedly connected to the upper end surface of a stabilizing block, the stabilizing block is fixedly connected to the inner wall of the lower side of the empty bin, the bearing plate is provided with a chute, the chute is slidably connected with a pushing plate, and the left end surface of the pushing plate is fixedly connected to a hydraulic rod, the hydraulic rod is connected with the hydraulic cylinder in a sliding manner, the hydraulic cylinder is fixedly connected to the inner wall of the left side of the empty bin, the bearing plate is further provided with a pressure bin, a pressure sensor is arranged in the pressure bin and fixedly connected to the inner wall of the lower side of the pressure bin, the upper end face of the pressure sensor is fixedly connected with a pressure spring, the upper end face of the pressure spring is fixedly connected with a pressure block, the pressure block is connected with the inner wall of the pressure bin in a sliding manner, the bearing plate is further provided with an elastic bin, a second electromagnet is arranged in the elastic bin and fixedly connected to the inner wall of the lower side of the elastic bin, the upper end face of the second electromagnet is fixedly connected with an ejection spring, the upper end of the ejection spring is fixedly connected with the pressure spring, and the pressure spring is connected with the inner wall of the elastic bin in a sliding manner, the bearing plate is also provided with two torsion bins which are symmetrical front and back by taking the center line of the bearing plate as a center, two torsion springs are arranged in each torsion bin, the two torsion springs are symmetrical front and back by taking the center line of the torsion bin as a center, one end, far away from the center line of the torsion bin, of each torsion spring is fixedly connected to the inner wall, far away from the center line of the torsion bin, of one side of each torsion bin, one end, close to the center line of the torsion bin, of each torsion spring is fixedly connected to each torsion shaft, each torsion shaft is fixedly connected to each torsion rod, each torsion rod is fixedly connected to each clamping plate, each clamping plate is further rotatably connected with a rolling shaft, and each rolling shaft is fixedly connected with a rolling wheel; the adjustable shearing mechanism is characterized in that the hollow bin is internally provided with an adjustable shearing mechanism, the adjustable shearing mechanism comprises two shearing boxes which are symmetrical around the bearing plate serving as a center, the two shearing boxes are respectively and fixedly connected to the front inner wall and the rear inner wall of the hollow bin, the shearing box is internally provided with a shearing bin, a shearing spring is arranged in the shearing bin, one end, far away from the bearing plate, of the shearing spring is fixedly connected to the inner wall, far away from the bearing plate, of the shearing bin, the other end of the shearing spring is fixedly connected to the shearing plate, the shearing plate is in sliding connection with the inner wall of the shearing bin, the adjustable shearing mechanism further comprises a second motor, the second motor is fixedly connected to the right end of a second driving shaft, a conical wheel is fixedly connected to the second driving shaft, a fixed block is arranged on the left side of the conical wheel, and the fixed block is fixedly connected to the right end face of the box, the second drive shaft is connected with the regulating block rotation, the second drive shaft with the place of regulating block contact has the screw thread, the regulating block with box sliding connection, still fixedly connected with second adjusting gear in the second drive shaft, the left of second adjusting gear is equipped with first adjusting gear, first adjusting gear fixed connection be in the left end of second drive shaft, first adjusting gear is short with the meshing gear meshing.

2. A bar cutter with adjustable cutting length according to claim 1, wherein: the automatic feeding mechanism further comprises a first motor, the first motor is fixedly connected to the inner wall of the right side of the empty bin, a first driving shaft is rotatably connected to the left end face of the first motor, a first matching clamping groove is fixedly connected to the left end of the first driving shaft, the first matching clamping groove can be in sliding connection with a matching block on the right side, the two matching blocks are respectively fixed to the left end and the right end of a connecting shaft, the connecting shaft is rotatably connected with a movable block, the movable block is in sliding connection with the inner wall of the first electromagnet, the first electromagnet is arranged in a movable box, the movable box is fixedly connected to the upper end wall of the box body, a first electromagnet is further arranged in the first electromagnet, the first electromagnet is fixedly connected to the upper inner wall of the first electromagnet, a movable spring is fixedly connected to the lower end face of the first electromagnet, and the lower end of the movable spring is fixedly connected to the movable block, an inductor is embedded in the bearing plate.

3. A bar cutter with adjustable cutting length according to claim 1, wherein: adjust and cut off mechanism still includes two power shafts, two the power shaft with the bearing board is symmetry around as the center, fixedly connected with sector gear on the power shaft, sector gear and rack toothing, rack fixed connection is in on the lower terminal surface of cutting off the board, the place ahead the power shaft passes through conveyer belt and linking axle friction drive, link up the axle with the right side inner wall rotation of empty storehouse is connected, link up epaxial fixedly connected with linking gear, linking gear and rear sector gear meshing.

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