CN107866602B - Steel strip feeding and cutting device - Google Patents
Steel strip feeding and cutting device Download PDFInfo
- Publication number
- CN107866602B CN107866602B CN201711296159.2A CN201711296159A CN107866602B CN 107866602 B CN107866602 B CN 107866602B CN 201711296159 A CN201711296159 A CN 201711296159A CN 107866602 B CN107866602 B CN 107866602B
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- steel belt
- feeding
- support
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- 229910000831 Steel Inorganic materials 0.000 title claims abstract description 113
- 239000010959 steel Substances 0.000 title claims abstract description 113
- 238000005520 cutting process Methods 0.000 title claims abstract description 63
- 230000005540 biological transmission Effects 0.000 claims abstract description 28
- 230000003287 optical effect Effects 0.000 claims description 25
- 238000000034 method Methods 0.000 abstract description 4
- 230000009286 beneficial effect Effects 0.000 abstract description 2
- 239000003638 chemical reducing agent Substances 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 230000007547 defect Effects 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23D—PLANING; SLOTTING; SHEARING; BROACHING; SAWING; FILING; SCRAPING; LIKE OPERATIONS FOR WORKING METAL BY REMOVING MATERIAL, NOT OTHERWISE PROVIDED FOR
- B23D33/00—Accessories for shearing machines or shearing devices
- B23D33/02—Arrangements for holding, guiding, and/or feeding work during the operation
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23D—PLANING; SLOTTING; SHEARING; BROACHING; SAWING; FILING; SCRAPING; LIKE OPERATIONS FOR WORKING METAL BY REMOVING MATERIAL, NOT OTHERWISE PROVIDED FOR
- B23D27/00—Machines or devices for cutting by a nibbling action
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23D—PLANING; SLOTTING; SHEARING; BROACHING; SAWING; FILING; SCRAPING; LIKE OPERATIONS FOR WORKING METAL BY REMOVING MATERIAL, NOT OTHERWISE PROVIDED FOR
- B23D2277/00—Reaming tools
- B23D2277/24—Materials of the tool or the intended workpiece, methods of applying these materials
- B23D2277/2471—Steel
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Sawing (AREA)
- Shearing Machines (AREA)
Abstract
The invention provides a steel belt feeding cutting device which comprises a fixing plate arranged at the top, wherein the fixing plate is of a strip shape, a feeding mechanism is arranged on the lower surface of the fixing plate, a feeding frame body connected with the lower surface of the fixing plate is arranged on the feeding mechanism, a first steel belt channel through which a steel belt can move is arranged on the feeding frame body, a transmission wheel disc contacted with the surface of one side of a transmitted steel belt is arranged on one side of the first steel belt channel, a motor system is connected to the center of the transmission wheel disc, a locking roller matched with the transmission wheel disc is arranged on the other side of the first steel belt channel, a locking shaft connected with the feeding frame body is arranged at the center of the locking roller, a sliding groove enabling the locking shaft to move along the direction perpendicular to the transmission direction of the steel belt is arranged on the feeding frame body, a cylinder system is connected to two ends of the locking shaft, and a cutting mechanism is arranged at one end of the transmission direction of the first steel belt channel. The invention has the beneficial effect that the invention can lead the staff to be liberated from the tedious loading and unloading process.
Description
Technical Field
The invention relates to the technical field of mechanical automation processing, in particular to a steel strip feeding cutting device.
Background
In the production process, the manual material loading of workman is tired easily, and inefficiency even because the material loading in-process is taken off the hand and is dropped and cause the cutting, not safe promptly influences work efficiency again, and degree of automation is low, can not continuous cycle automation mechanized operation.
Disclosure of Invention
The invention aims to solve the defects of the technology, and provides a safe and reliable steel belt feeding cutting device with high conveying efficiency, which can enable workers to be liberated from a tedious loading and unloading process.
The technical scheme of the invention is as follows:
A steel strip feed cutting device, characterized in that: including establishing the fixed plate at the top, the fixed plate is rectangular shape, the fixed plate lower surface is equipped with feed mechanism, feed mechanism is equipped with the feeding support body that links to each other with the fixed plate lower surface, feed support body is equipped with the first steel band passageway that can supply the steel band to remove through, first steel band passageway one side is equipped with the transmission rim plate that contacts by transmission steel band one side surface, transmission rim plate center is connected with motor system, first steel band passageway opposite side is equipped with the locking gyro wheel that uses with transmission rim plate cooperation, locking gyro wheel center is equipped with the locking axle that links to each other with feed support body, be equipped with on the feeding support body and make the locking axle along the sliding tray that moves with steel band direction of delivery looks vertically, locking axle both ends are connected with cylinder system, the one end of first steel band passageway direction of delivery is equipped with cutting mechanism, cutting mechanism corresponds first steel band passageway position and is equipped with the second steel band passageway, second steel band passageway both sides are equipped with cutting knife and steel band return block that cooperatees respectively, cutting knife and hydraulic cylinder system link to each other, the distance between cutting roller system and cutting roller and cutting cylinder return block change through the hydraulic pressure between cutting roller system and the cutting roller.
The feeding frame body is provided with a lower support, an upper support and two feeding support frames, the upper surface of the lower support is provided with a concave groove, the concave groove penetrates through the inner side and the outer side, the convex edges of the left side and the right side of the concave groove are respectively provided with a concave steel belt groove, the steel belt grooves on the two sides of the concave groove are positioned at the same horizontal position and are matched with each other for use, the steel belt grooves on the two sides of the concave groove and the grooves in the same horizontal direction form a first steel belt channel, the two ends of the first steel belt channel are connected with the lower surface of the fixed plate through the feeding support frames, the bottom of the concave groove on one side of the steel belt groove is provided with a first sliding groove which is transparent up and down, the first sliding groove is in a long strip shape, the first sliding groove extends to the end part of the concave groove, the lower surface of the upper support is connected with the convex edges of the left side and the right side of the concave groove, and the upper support is provided with a second sliding groove which is matched with each other, and the first sliding groove and the second sliding groove are formed into the feeding frame.
The cylinder system is provided with a first connecting block and a second connecting block, the first connecting block and the second connecting block are in a strip shape, one end of the first connecting block is pivoted with the lower end of the locking shaft, one end of the second connecting block is pivoted with the upper end of the locking shaft, the lower ends of the first connecting block and the locking shaft are clamped in a first sliding groove, and the upper ends of the second connecting block and the locking shaft are clamped in a second sliding groove.
The cylinder system is further provided with a pushing assembly body, the pushing assembly body is provided with a locking sliding block and a locking cylinder, the locking sliding block is of a strip shape, the locking sliding block is arranged between the first connecting block and the second connecting block, one end, away from the locking shaft, of the locking sliding block is connected with the locking cylinder, the locking cylinder is connected with the corresponding positions of the upper support and the lower support, and the pushing assembly body changes the distance between the locking roller and the transmission wheel disc through the locking sliding block and the locking cylinder.
The side surfaces of the first connecting block and the second connecting block, which are respectively connected with the upper end and the lower end of the locking shaft, are arc-shaped surfaces.
The feeding support frame is provided with a feeding support top plate, a support connecting plate and two fixing blocks, the feeding support top plate and the support connecting plate are rectangular, the upper end of the support connecting plate is vertically connected with the lower surface of the support top plate to form an inverted L shape, the support connecting plate is provided with a left-right transparent strip-shaped limiting hole, the limiting hole extends to the end part of the lower end of the support connecting plate, the inner side and the outer side of the limiting hole of the two fixing blocks are respectively provided with two fixing blocks, the two fixing blocks are arranged on the side surface of the support connecting plate, far away from the transmission wheel disc, two bearings are arranged between the two fixing blocks, the bearings are pivoted with the two fixing blocks, and the distance between the two bearings on the feeding support frame is matched with the height of the transmitted steel belt.
The motor system is provided with a motor, the motor is arranged on the upper surface of the fixed plate, and the center of the transmission wheel disc is connected with an output shaft of the motor.
The motor system is provided with a ratchet assembly body, the ratchet assembly body is provided with a ratchet, a ratchet spring, a pawl and a pawl screw rod, the ratchet is sleeved on the upper surface of the upper support corresponding to the position of the motor output shaft, the upper support is provided with a vertically through pawl screw rod hole, the pawl screw rod is rotatably arranged in the pawl screw rod hole, one end of the pawl is connected with the ratchet in a clamping mode, the other end of the pawl is sleeved on the pawl screw rod protruding out of the upper surface of the upper support, a spiral part of the ratchet spring is sleeved between the lower surface of the pawl and the upper surface of the upper support, one end of the ratchet spring is connected with one end of the pawl, which is close to the ratchet, and the other end of the ratchet spring can be arranged between the adjacent upper support and the support connecting plate.
The cutting mechanism is provided with two first frame bodies and two second frame bodies which are oppositely arranged, one end close to the feeding mechanism is arranged on the first frame body, a left-right through second steel belt channel is arranged at the position, corresponding to the steel belt channel, of the first frame body, a through sliding groove is arranged at the position, corresponding to the second steel belt channel, of the first frame body, the inner side and the outer side of the first frame body, the through sliding groove is arranged at the position, corresponding to the first frame body and the second frame body, of the hydraulic cylinder, the hydraulic cylinder is connected with a cutting knife arranged in the sliding groove, one side, far away from the hydraulic cylinder, of the cutting knife is provided with a steel belt return block, the cutting knife is matched with the steel belt return block, one end, far away from the cutting knife, of the steel belt return block is provided with a spring cover plate connected with the steel belt return block, a through extension screw hole is arranged on the spring cover plate, one end of the extension screw rod is connected with the steel belt return block, the other end of the extension screw rod is connected with the spring cover plate through the extension screw rod hole and a positioning nut, and an extension spring is sleeved on the extension screw rod between the spring cover plate and the steel belt return block. The lower surface of the fixed plate is provided with a side plate, the side plate is arranged at one end of the cutting mechanism far away from the feeding mechanism, the side plate is vertically connected with the lower surface of the fixed plate, one end of the feeding support frame, the first frame body, the second frame body and the side plate close to the fixed plate are sequentially provided with a first shaft hole to a fourth shaft hole, an optical axis is arranged in the first shaft hole to the fourth shaft hole, one end of the optical axis is fixedly connected with a fourth shaft hole of the side plate, the other end of the optical axis is fixedly connected with a first shaft hole of a feeding support frame close to the cutting mechanism, an optical axis spring is sleeved on the optical axis between the second frame body and the side plate, and the cutting mechanism can slide on the optical axis through a steel belt or the optical axis spring.
The beneficial effects of the invention are as follows: the feeding device is safe and reliable, has high conveying efficiency, and can enable workers to be liberated from tedious feeding and discharging processes.
Drawings
FIG. 1 is a schematic perspective view of the present invention;
FIG. 2 is a schematic view of the structure of the motor, fixed plate and side plate of FIG. 1 removed;
FIG. 3 is a schematic top view of the feed structure of the present invention;
FIG. 4 is an enlarged schematic view of portion A of FIG. 3;
FIG. 5 is an exploded schematic view of the feed mechanism of the present invention;
FIG. 6 is an enlarged schematic view of portion A of FIG. 5;
FIG. 7 is an enlarged schematic view of portion B of FIG. 5;
FIG. 8 is a schematic view of a cutting mechanism of the present invention.
The marks in the figure: 1. fixed plate, 2, feed mechanism, 3, cutting mechanism, 4, motor system, 5, steel strap, 6, cylinder system, 11, first fixed plate, 12, second fixed plate, 13, side plate, 21, lower bracket, 22, upper bracket, 23, feed support bracket, 31, first frame, 32, second frame, 33, hydraulic cylinder system, 34, cutting knife, 35, steel strap return block, 36, spring cover plate, 37, extension screw, 38, optical axis, 41, motor mount, 42, motor output shaft, 43, ratchet assembly, 44, motor, 61, first connecting block, 62, second connecting block, 63, push assembly, 211, groove, 212, first sliding groove, 213, steel strap, 214, drive sheave, 215, locking roller, 216, locking shaft, 217, first fixed hole of lower bracket, 221, second sliding channel, 222, fixed connection block, 223, motor shaft hole, 224, pawl screw hole, 225, upper bracket first fixed hole, 231, support top plate, 232, support connection plate, 233, two fixed blocks, 234, pin shaft, 235, bearing, 311, first shaft hole, 312, sliding channel, 313, knife cavity cushion, 321, second shaft hole, 331, hydraulic cylinder, 332, hydraulic cylinder pad, 333, hydraulic cylinder output shaft, 371, extension screw spring, 381, optical axis spring, 431, ratchet wheel, 432, ratchet spring, 433, pawl, 434, pawl screw, 631, locking slide, 632, locking cylinder, 633, cylinder pad, 2321, third shaft hole, 2322, support connection plate first fixed hole, 2323, limiting hole, 2331, pin shaft hole.
Detailed Description
The invention will be further described with reference to the drawings and specific examples to aid in understanding the context of the invention.
As shown in fig. 1-8, a steel strip feeding and cutting device comprises a fixing plate 1 and a control system which are arranged at the top, wherein the fixing plate 1 comprises a first fixing plate 11 and a second fixing plate 12, the first fixing plate 11 and the second fixing plate 12 are respectively rectangular, the length of the first fixing plate 11 is larger than that of the second fixing plate 12, the width center of the first fixing plate 11 is correspondingly connected with the width center of the second fixing plate 12, the first fixing plate 11 and the second fixing plate 12 are positioned on the same plane, a side plate 13 is arranged on the lower surface of the end part of the second fixing plate 12 connected with the first fixing plate 11, the side plate 13 is rectangular, and one side of the side plate 13, which is the same as the width of the second fixing plate 12, is vertically connected with the second fixing plate 12.
The lower surface of the end of the first fixing plate 11 far away from the side plate 13 is provided with a feeding mechanism 2, and a cutting mechanism 3 is arranged between the feeding mechanism 2 and the side plate 13.
The feeding mechanism 2 is provided with a feeding frame body connected with the first fixing plate 11, and the feeding frame body is provided with a lower bracket 21, an upper bracket 22 and a feeding supporting bracket 23.
The upper surface of the lower bracket 21 is provided with a concave groove 211 which is concave downwards, the groove 211 penetrates through the inner side and the outer side, the upper surfaces of the convex edges of the left side and the right side of the groove 211 are respectively provided with a concave steel belt groove 213, the steel belt groove 213 on the left side of the groove 211 and the steel belt groove 213 on the right side of the groove 211 are positioned at the same horizontal position and are matched for use, the bottom of a groove 221 on the inner side of the steel belt groove 213 is provided with a first sliding groove 212 which is transparent up and down, the first sliding groove 212 is in a long strip shape, the first sliding groove 212 extends to the end part of the groove 211 inwards, and one side of the groove 211 far away from the first sliding groove 212 is provided with a transmission wheel disc 214.
The lower surface of the upper bracket 22 is connected with the upper surfaces of the convex edges on the left side and the right side of the groove 211, a second sliding groove 221 is arranged at the position of the upper bracket 22 corresponding to the first sliding groove 212, the second sliding groove 221 is consistent with the first sliding groove 212 in shape and matched with the first sliding groove, fixed connecting blocks 222 are symmetrically arranged on the upper surfaces on the inner sides of the upper bracket 22 on the two sides of the first sliding groove 212, and the fixed connecting blocks 222 are cuboid.
The feeding support frame 23 is provided with a feeding support top plate 231, a support connecting plate 232 and two fixing blocks 233, the feeding support top plate 231 and the support connecting plate 232 are rectangular, the upper end of the support connecting plate 232 is vertically connected with the lower surface of the support top plate 231 to form an inverted L shape, the support connecting plate 232 is provided with a left-right transparent long-strip-shaped limiting hole 2323, the two fixing blocks 233 are arranged on the side surface, far away from the transmission wheel disc 214, of the support connecting plate 232, the two fixing blocks 233 are arranged on the inner side and the outer side of the limiting hole 2323, two groups of matched pin shaft holes 2331 are arranged on the two fixing blocks 233, the inner side and the outer side of the pin shaft holes 2331 are transparent, pin shafts 234 are arranged in the pin shaft holes 2331, and rotatable bearings 235 are sleeved on the pin shafts 234 between the two fixing blocks 233.
The left and right sides of the lower bracket 21 are provided with lower bracket first fixing holes 217, the left and right sides of the upper bracket 22 are provided with upper bracket first fixing holes 225, the outer sides of the two corresponding fixing blocks 233 of the support connecting plate 232 are provided with support connecting plate first fixing holes 2322, and the lower bracket first fixing holes 217 and the upper bracket first fixing holes 225 are respectively connected with the support connecting plate first fixing holes 2322 correspondingly.
The upper bracket 22 is provided with a first motor shaft hole 223 corresponding to the center position of the transmission wheel disc 214, the first fixed plate 11 is provided with a second motor shaft hole corresponding to the center position of the transmission wheel disc 214, the upper surface of the first fixed plate 11 is provided with a motor system 4 corresponding to the position of the second motor shaft hole, a second motor 44 of the motor system 4 is connected with the upper surface of the first fixed plate 11 through a motor seat 41, a motor output shaft 42 is sequentially connected with the center of the transmission wheel disc 214 through the second motor shaft hole and the first motor shaft hole 223, the motor seat is a speed reducer, and the speed reducer is used for generating large motor torque.
Preferably, the motor 44 is a stepper motor or a servo motor.
The motor system 4 is provided with a ratchet assembly 43, the ratchet assembly 43 is provided with a ratchet 431, a ratchet spring 432, a pawl 433 and a pawl screw 434, the ratchet 431 is sleeved on the upper surface of the upper bracket 22 corresponding to the position of the motor output shaft 42, the upper bracket 22 is provided with a pawl screw hole 224 which is through up and down, the pawl screw 434 is rotatably arranged in the pawl screw hole 224, one end of the pawl 433 is clamped and connected with the ratchet 431, the other end of the pawl 433 is sleeved on the pawl screw 434 protruding out of the upper surface of the upper bracket 22, a spiral part of the ratchet spring 432 is sleeved between the lower surface of the pawl 433 and the upper surface of the upper bracket 22, one end of the ratchet spring 432 is wound and connected with one end of the pawl 433 close to the ratchet 431, and the other end of the ratchet spring 432 is clamped and arranged between the adjacent upper bracket 22 and the surface connected with the support connection plate 232.
A locking roller 215 is arranged on one side of the groove 211 close to the first sliding groove 212, a locking shaft 216 is arranged in the center of the locking roller 215, and two ends of the locking shaft 216 are connected with the cylinder system 6.
The cylinder system 6 is provided with a first connecting block 61 and a second connecting block 62, the first connecting block 61 and the second connecting block 62 are long-strip-shaped, one end of the first connecting block 61 is pivoted with the lower end of the locking shaft 216, one end of the second connecting block 62 is pivoted with the upper end of the locking shaft 216, the lower ends of the first connecting block 61 and the locking shaft 216 are clamped in the first sliding groove 212, and the upper ends of the second connecting block 62 and the locking shaft 216 are clamped in the second sliding groove 221.
The cylinder system 6 is further provided with a pushing assembly 63, the pushing assembly 63 is provided with a locking slide block 631 and a locking cylinder 632, the locking slide block 631 is in a long strip shape, the locking slide block 631 is arranged between the first connecting block 61 and the second connecting block 62, one end of the locking slide block 631, which is far away from the locking shaft 216, is connected with the locking cylinder 632, the locking cylinder 632 is respectively connected with the corresponding positions of the upper bracket 22 and the lower bracket 21 through a cylinder pad 633 and a bolt, and the pushing assembly 63 changes the distance between the locking roller 215 and the transmission wheel disc 214 through the locking slide block 631 and the locking cylinder 632.
Preferably, the sides of the first connection block 61 and the second connection block 62 respectively connected to the upper and lower ends of the locking shaft 216 are arc-shaped.
The cutting mechanism 3 is provided with two first support bodies 31 and second support bodies 32 which are oppositely arranged, the positions of the first support bodies 31 corresponding to the steel belt grooves 213 are provided with left and right through first steel belt holes, the upper ends of the first support bodies 31 are provided with left and right through first shaft holes 311, the positions of the second support bodies 32 corresponding to the steel belt grooves 213 on the first support bodies 31 are provided with second steel belt holes, the upper ends of the second support bodies 32 are provided with left and right through second shaft holes 321, the first support bodies 31 below the first shaft holes 311 are provided with inner and outer two-side through sliding grooves 312, one side of each sliding groove 312 is provided with a hydraulic cylinder system 33, and the first steel belt holes penetrate through the sliding grooves 312.
The hydraulic cylinder system 33 is provided with a hydraulic cylinder 331 and a hydraulic cylinder pad 332 and a hydraulic cylinder output shaft 333,
The pneumatic cylinder 331 passes through the pneumatic cylinder pad 332 and links to each other with the corresponding position of first support body 31 and second support body 32, the pneumatic cylinder output shaft 333 links to each other with the cutting knife 34, the cutting knife 34 is established in the sliding tray 312, one side that the cutting knife 34 kept away from the pneumatic cylinder 331 is equipped with the cooperation and uses steel band return block 35, the cutting knife 34 and the cooperation of steel band return block 35 are used, the one end that the steel band return block 35 kept away from the cutting knife 34 is equipped with the spring apron 36 rather than linking to each other, be equipped with penetrating extension lead screw hole on the spring apron 36, extension lead screw 37 one end links to each other with steel band return block 35, the other end of extension lead screw 37 links to each other with spring apron 36 through extension lead screw hole back with positioning nut, the cover is equipped with extension lead screw spring 371 on the extension lead screw 37 between spring apron 36 and the steel band return block 35.
The steel belt return block 35 is provided with a cutter cavity cushion block 313 on one side close to the first frame body, the cutter cavity cushion block 313 is arranged in the sliding groove 312, and the cutter cavity cushion block 313 can enable the conveyed steel belt 5 to be conveyed smoothly and prevent the conveyed steel belt 5 from being bent.
Preferably, the steel strip return block 35 is provided with a chamfer on the side close to the first frame 31.
The end of the support connection plate 232 of the feed support frame 23, which is close to the support top plate 231, is provided with a left and right through third shaft hole 2321, the side plate 13 is provided with a fourth shaft hole, the third shaft hole 2321 of the feed support frame 23, which is close to the cutting mechanism 3, the first shaft hole 311 of the first frame 31, the second shaft hole 321 of the second frame 32 and the fourth shaft hole of the side plate 13 are connected together through an optical axis 38, one end of the optical axis 38 is fixedly connected with the fourth shaft hole of the side plate 13, the other end of the optical axis 38 is fixedly connected with the first shaft hole 311 of the feed support frame 23, which is close to the cutting mechanism 3, the optical axis 38 between the second frame 32 and the side plate 13 is sleeved with an optical axis spring 381, and the cutting mechanism 3 can slide on the optical axis 38 through a steel belt 5 or the optical axis spring 381.
The first steel belt channel of the feeding mechanism 2 is formed between the two bearings 235 on the feeding support frame 23, the limit hole 2323 on the feeding support frame 23, the two steel belt grooves 213 on the lower support frame 21, and the corresponding groove positions between the two steel belt grooves 213 on the lower support frame 21.
The first steel strip hole on the first frame body 31 and the second steel strip hole on the second frame body 32 form a second steel strip channel of the cutting mechanism 3, and the first steel strip channel and the second steel strip channel are on the same straight line.
The distance between the two bearings 235 on the feed carriage 23 is matched to the height of the conveyed steel strip 5.
The strip feed cutting device is also provided with a control system for controlling the operation of the motor 44, the locking cylinder 632.
When the steel strip needs to be fed, the locking cylinder 632 starts to work, the piston rod of the locking cylinder 632 pushes the locking slide block 631 to press the conveyed steel strip 5, the conveyed steel strip 5 is extruded between the transmission wheel disc 214 and the locking roller 215, the extrusion state is kept continuously, the motor 44 drives the transmission wheel disc 214 to start to rotate, and the conveyed steel strip 5 is pushed to be fed forwards.
When the conveyed steel belt 5 needs to be cut off, the hydraulic cylinder 331 starts to work under the drive of the hydraulic station, and the output shaft 333 of the hydraulic cylinder pushes the cutting knife 34 to punch forward so as to cut off the conveyed steel belt 5. Since the conveyed steel strip 5 is still moving forward when being cut off, the whole cutting structure 3 is driven to slide along the optical axis 38. When the steel belt 5 is disconnected, the optical axis spring 381 pushes the cutting structure 3 back to the standby position, and when the cutting knife 34 is retracted, the lengthened screw rod spring 371 returns the steel belt return block 35 to the original position, and the whole cutting operation is ended.
It should be noted that the words "front", "back", "left", "right", "upper" and "lower" used in the above description refer to directions in the drawings, and the words "inner" and "outer" refer to directions toward or away from, respectively, the geometric center of a particular component.
However, the foregoing description is only illustrative of the present invention and is not intended to limit the scope of the invention, so that the substitution of equivalent elements or equivalent variations and modifications within the scope of the invention are intended to fall within the scope of the claims.
Claims (4)
1. A steel strip feed cutting device, characterized in that: the steel strip cutting machine comprises a fixing plate arranged at the top, wherein the fixing plate is of a strip shape, a feeding mechanism is arranged on the lower surface of the fixing plate, a feeding frame body connected with the lower surface of the fixing plate is arranged on the feeding mechanism, a first steel strip channel through which a steel strip can move is arranged on the feeding frame body, a transmission wheel disc contacted with the surface of one side of a transmitted steel strip is arranged on one side of the first steel strip channel, a motor system is connected to the center of the transmission wheel disc, a locking roller matched with the transmission wheel disc is arranged on the other side of the first steel strip channel, a locking shaft connected with the feeding frame body is arranged at the center of the locking roller, a sliding groove enabling the locking shaft to move along the direction perpendicular to the transmission direction of the steel strip is arranged on the feeding frame body, cylinder systems are connected to two ends of the locking shaft, a cutting mechanism is arranged at one end of the transmission direction of the first steel strip channel, a second steel strip channel is arranged at the position corresponding to the first steel strip channel, a cutting knife and a steel strip return block matched with the two sides of the second steel strip channel are respectively arranged, the cutting knife is connected with a hydraulic cylinder system, the locking roller is connected with the hydraulic cylinder system, and the distance between the cutting roller and the hydraulic cylinder system and the cutting roller is changed through the locking roller and the cutting roller;
The feeding frame body is provided with a lower bracket, an upper bracket and two feeding support frames, the upper surface of the lower bracket is provided with a concave groove which penetrates through the inner side and the outer side, the upper surfaces of the convex edges on the left side and the right side of the groove are respectively provided with a concave steel belt groove, the steel belt grooves on the two sides of the groove are positioned at the same horizontal position and are matched with each other for use, the steel belt grooves on the two sides of the groove and the grooves in the same horizontal direction form a first steel belt channel, the two ends of the first steel belt channel are connected with the lower surface of the fixed plate through the feeding support frames, the bottom of the groove on one side of the steel belt groove is provided with a first sliding groove which is transparent up and down, the first sliding groove is in a long strip shape, the first sliding groove extends to the end part of the groove, the lower surface of the upper bracket is connected with the upper surfaces of the convex edges on the left side and the right side of the lower bracket, the position of the upper bracket corresponding to the first sliding groove is provided with a second sliding groove which is matched with each other, and the first sliding groove and the second sliding groove and the feeding frame body are formed;
The cylinder system is provided with a first connecting block and a second connecting block, the first connecting block and the second connecting block are in a strip shape, one end of the first connecting block is pivoted with the lower end of the locking shaft, one end of the second connecting block is pivoted with the upper end of the locking shaft, the lower ends of the first connecting block and the locking shaft are clamped in a first sliding groove, and the upper ends of the second connecting block and the locking shaft are clamped in a second sliding groove;
The cylinder system is also provided with a pushing assembly body, the pushing assembly body is provided with a locking sliding block and a locking cylinder, the locking sliding block is in a strip shape, the locking sliding block is arranged between the first connecting block and the second connecting block, one end of the locking sliding block, which is far away from the locking shaft, is connected with the locking cylinder, the locking cylinder is connected with the corresponding positions of the upper bracket and the lower bracket, and the pushing assembly body changes the distance between the locking roller and the transmission wheel disc through the locking sliding block and the locking cylinder;
The side surfaces of the first connecting block and the second connecting block, which are respectively connected with the upper end and the lower end of the locking shaft, are arc-shaped surfaces;
The feeding support frame is provided with a feeding support top plate, a support connecting plate and two fixing blocks, the feeding support top plate and the support connecting plate are rectangular, the upper end of the support connecting plate is vertically connected with the lower surface of the support top plate to form an inverted L shape, the support connecting plate is provided with a left-right transparent strip-shaped limiting hole, the limiting hole extends to the end part of the lower end of the support connecting plate, the two fixing blocks are arranged at the inner side and the outer side of the limiting hole, the two fixing blocks are arranged on the side surface of the support connecting plate, far away from the transmission wheel disc, two bearings are arranged between the two fixing blocks, the bearings are pivoted with the two fixing blocks, and the distance between the two bearings on the feeding support frame is matched with the height of the transmitted steel belt;
The motor system is provided with a motor, the motor is arranged on the upper surface of the fixed plate, and the center of the transmission wheel disc is connected with an output shaft of the motor.
2. The steel strip feed cutting device according to claim 1, wherein: the motor system is provided with a ratchet assembly body, the ratchet assembly body is provided with a ratchet, a ratchet spring, a pawl and a pawl screw rod, the ratchet is sleeved on the upper surface of the upper support corresponding to the position of the motor output shaft, the upper support is provided with a vertically through pawl screw rod hole, the pawl screw rod is rotatably arranged in the pawl screw rod hole, one end of the pawl is connected with the ratchet in a clamping mode, the other end of the pawl is sleeved on the pawl screw rod protruding out of the upper surface of the upper support, a spiral part of the ratchet spring is sleeved between the lower surface of the pawl and the upper surface of the upper support, one end of the ratchet spring is connected with one end of the pawl, which is close to the ratchet, and the other end of the ratchet spring can be arranged between the adjacent upper support and the support connecting plate.
3. The steel strip feed cutting apparatus according to any one of claims 1 to 2, wherein: the cutting mechanism is provided with two first frame bodies and two second frame bodies which are oppositely arranged, the first frame bodies are arranged at one ends close to the feeding mechanism, the positions of the first frame bodies and the second frame bodies corresponding to the steel belt grooves are provided with left and right through second steel belt channels, the positions of the first frame bodies, which are close to the sides of the second frame bodies, corresponding to the positions of the second steel belt channels are provided with through sliding grooves at the inner side and the outer side, the hydraulic cylinder is connected with the corresponding positions of the first frame bodies and the second frame bodies, one side, away from the hydraulic cylinder, of the cutting knife is provided with a steel belt return block, one end, away from the cutting knife, of the steel belt return block is provided with a spring cover plate connected with the steel belt return block, the spring cover plate is provided with through-extension screw holes and positioning nuts, and the other end of the extension screw rod is connected with the spring cover plate, and a lengthening screw rod spring is sleeved on the extension screw rod between the spring cover plate and the steel belt return block.
4. A steel strip feed cutting device as claimed in claim 3, wherein: the lower surface of the fixed plate is provided with a side plate, the side plate is arranged at one end of the cutting mechanism far away from the feeding mechanism, the side plate is vertically connected with the lower surface of the fixed plate, one end of the feeding support frame, the first frame body, the second frame body and the side plate close to the fixed plate are sequentially provided with a first shaft hole to a fourth shaft hole, an optical axis is arranged in the first shaft hole to the fourth shaft hole, one end of the optical axis is fixedly connected with a fourth shaft hole of the side plate, the other end of the optical axis is fixedly connected with a first shaft hole of a feeding support frame close to the cutting mechanism, an optical axis spring is sleeved on the optical axis between the second frame body and the side plate, and the cutting mechanism can slide on the optical axis through a steel belt or the optical axis spring.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201711296159.2A CN107866602B (en) | 2017-12-08 | 2017-12-08 | Steel strip feeding and cutting device |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201711296159.2A CN107866602B (en) | 2017-12-08 | 2017-12-08 | Steel strip feeding and cutting device |
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| CN107866602A CN107866602A (en) | 2018-04-03 |
| CN107866602B true CN107866602B (en) | 2024-05-10 |
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