CN111468646A - Novel horizontal bar cutter - Google Patents

Novel horizontal bar cutter Download PDF

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Publication number
CN111468646A
CN111468646A CN201910769803.6A CN201910769803A CN111468646A CN 111468646 A CN111468646 A CN 111468646A CN 201910769803 A CN201910769803 A CN 201910769803A CN 111468646 A CN111468646 A CN 111468646A
Authority
CN
China
Prior art keywords
shaft
gear shaft
gear
belt wheel
wall
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Withdrawn
Application number
CN201910769803.6A
Other languages
Chinese (zh)
Inventor
王宏臣
胡田田
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Huaian Vocational College of Information Technology
Original Assignee
Huaian Vocational College of Information Technology
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Huaian Vocational College of Information Technology filed Critical Huaian Vocational College of Information Technology
Priority to CN201910769803.6A priority Critical patent/CN111468646A/en
Publication of CN111468646A publication Critical patent/CN111468646A/en
Withdrawn legal-status Critical Current

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    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21F—WORKING OR PROCESSING OF METAL WIRE
    • B21F11/00—Cutting wire
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16H—GEARING
    • F16H35/00—Gearings or mechanisms with other special functional features
    • F16H35/10—Arrangements or devices for absorbing overload or preventing damage by overload
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16H—GEARING
    • F16H37/00—Combinations of mechanical gearings, not provided for in groups F16H1/00 - F16H35/00
    • F16H37/12—Gearings comprising primarily toothed or friction gearing, links or levers, and cams, or members of at least two of these types
    • F16H37/124—Gearings comprising primarily toothed or friction gearing, links or levers, and cams, or members of at least two of these types for interconverting rotary motion and reciprocating motion
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16H—GEARING
    • F16H57/00—General details of gearing
    • F16H57/0006—Vibration-damping or noise reducing means specially adapted for gearings
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16H—GEARING
    • F16H7/00—Gearings for conveying rotary motion by endless flexible members
    • F16H7/08—Means for varying tension of belts, ropes, or chains
    • F16H7/10—Means for varying tension of belts, ropes, or chains by adjusting the axis of a pulley
    • F16H7/12—Means for varying tension of belts, ropes, or chains by adjusting the axis of a pulley of an idle pulley
    • F16H7/1254—Means for varying tension of belts, ropes, or chains by adjusting the axis of a pulley of an idle pulley without vibration damping means
    • F16H7/1263—Means for varying tension of belts, ropes, or chains by adjusting the axis of a pulley of an idle pulley without vibration damping means where the axis of the pulley moves along a substantially straight path
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16H—GEARING
    • F16H7/00—Gearings for conveying rotary motion by endless flexible members
    • F16H7/08—Means for varying tension of belts, ropes, or chains
    • F16H2007/0842—Mounting or support of tensioner
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16H—GEARING
    • F16H7/00—Gearings for conveying rotary motion by endless flexible members
    • F16H7/08—Means for varying tension of belts, ropes, or chains
    • F16H2007/0863—Finally actuated members, e.g. constructional details thereof
    • F16H2007/0865—Pulleys
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16H—GEARING
    • F16H7/00—Gearings for conveying rotary motion by endless flexible members
    • F16H7/08—Means for varying tension of belts, ropes, or chains
    • F16H2007/0889—Path of movement of the finally actuated member
    • F16H2007/0891—Linear path

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  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Sawing (AREA)

Abstract

The invention discloses a novel horizontal steel bar cutting machine which comprises a rack, wherein a plurality of supporting plates are fixedly arranged on the rack, three pairs of end covers are fixedly arranged on the supporting plates through bolts respectively, the three pairs of end covers are rotatably connected with a first gear shaft, a second gear shaft and a third gear shaft through bearings respectively, a driving motor is fixedly arranged on the upper surface of the rack, an output shaft of the driving motor is connected with a small belt wheel through a key, the shaft wall of the first gear shaft is connected with a large belt wheel through a key, and the small belt wheel is in transmission connection with the large belt wheel through a belt. Through the matching of the structures, the invention realizes the effects of stable operation, low noise, large power range, high transmission efficiency, accurate transmission ratio, long service life and safe and reliable work when cutting off the steel bars.

Description

Novel horizontal bar cutter
Technical Field
The invention relates to the technical field of steel bar cutting machines, in particular to a novel horizontal steel bar cutting machine.
Background
The steel bar cutting machine is one of the indispensable equipments for processing steel bars, and is mainly used for fixed-length cutting of steel bars in the projects of building construction, bridges, tunnels, power stations, large water conservancy and the like. Compared with other cutting equipment, the steel bar cutting machine has the characteristics of light weight, less energy consumption, reliable work, high efficiency and the like, so the steel bar cutting machine is gradually and widely adopted by machining, small steel rolling mills and the like in recent years, and plays an important role in various fields of national economic construction. The existing domestic and foreign cutting machines basically maintain the current situation for decades due to the reasons of low technical content, easy imitation, low profit and the like, and have the problems of large volume, heavy equipment, high energy consumption and low efficiency.
Disclosure of Invention
The invention aims to provide a novel horizontal steel bar cutting machine which has the advantages of stable operation, low noise, large power range, high transmission efficiency, accurate transmission ratio, long service life and safe and reliable work when a steel bar is cut off, and solves the problems of overweight, high energy consumption and low efficiency of the traditional steel bar cutting machine.
In order to achieve the purpose, the invention provides the following technical scheme: a novel horizontal steel bar cutting machine comprises a rack, wherein a plurality of supporting plates are fixedly arranged on the rack, three pairs of end covers are fixedly arranged on the supporting plates through bolts respectively, the three pairs of end covers are rotatably connected with a first gear shaft, a second gear shaft and a third gear shaft through bearings respectively, a driving motor is fixedly arranged on the upper surface of the rack, an output shaft of the driving motor is connected with a small belt wheel through a key, the shaft wall of the first gear shaft is connected with a large belt wheel through a key, the small belt wheel is connected with the large belt wheel through a belt transmission, the shaft wall of the first gear shaft is fixedly connected with a first reduction gear, the first reduction gear is connected with a second reduction gear in a meshing manner, the second reduction gear is connected on the shaft wall of the second gear shaft through a key, and the shaft wall of the second gear shaft is fixedly connected with a third reduction gear, the third reduction gear meshing is connected with fourth reduction gear, fourth reduction gear passes through the key connection on the axle wall of third gear shaft, the third gear shaft passes through axle sleeve fixedly connected with bent axle, the bent axle rotates through slide bearing and is connected with the connecting rod, the connecting rod rotates through the round pin axle and is connected with the removal cutter, fixed mounting has the blade holder on the frame wall of frame, remove cutter sliding connection in the seat of blade holder, the fixed cutter of fixedly connected with on the frame wall of frame.
Preferably, the fixed cutter and the movable cutter are engaged with each other.
Preferably, the shaft wall of the third gear shaft is fixedly connected with a flywheel through a nut.
Preferably, the upper surface of the frame is fixedly provided with an adjusting rod, and the rod wall of the adjusting rod is movably connected with an elastic wheel through a bolt.
Preferably, the elastic wheel, the small belt wheel and the large belt wheel are in transmission connection through a belt.
Compared with the prior art, the invention has the following beneficial effects:
firstly, the flywheel is arranged, so that the rotation inertia of the flywheel is increased for the device, and the cutting force of the movable cutter is increased.
The invention is convenient to adjust the transmission tightness of the belt by arranging the adjusting rod and the elastic wheel, and effectively prevents the phenomena of wheel release, large shaking amplitude and easy heating and fracture when the belt is excessively loose and tight in transmission.
Third, the invention sets up three-stage deceleration, first one-stage area is decelerated, two-stage gear reduction again. The first-stage belt transmission is adopted firstly, and has the advantages of buffering, vibration absorption, stable operation, low noise, overload protection and the like, and the tension wheel is arranged, so that the tightness of the belt transmission is convenient to adjust. Then two-stage gear reduction is adopted, because gear transmission can be used for transmitting motion and power between any two spatial shafts, and the transmission mechanism has the characteristics of large power range, high transmission efficiency, accurate transmission ratio, long service life, safe and reliable work and the like.
Drawings
FIG. 1 is a schematic front view of the structure of the present invention;
FIG. 2 is a schematic top view of the structure of the present invention;
FIG. 3 is a schematic side view of the structure of the present invention.
In the figure: 1-a frame, 2-a support plate, 3-an end cover, 4-a first gear shaft, 5-a second gear shaft, 6-a third gear shaft, 7-a driving motor, 8-a small belt wheel, 9-a large belt wheel, 10-a first reduction gear, 11-a second reduction gear, 12-a third reduction gear, 13-a fourth reduction gear, 14-a crankshaft, 15-a connecting rod, 16-a movable cutter, 17-a cutter holder, 18-a fixed cutter, 19-a flywheel, 20-an adjusting rod and 21-an elastic wheel.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1 to 3, the present invention provides a technical solution: a novel horizontal steel bar cutting machine comprises a frame 1, wherein a plurality of supporting plates 2 are fixedly arranged on the frame 1, three pairs of end covers 3 are fixedly arranged on the plurality of supporting plates 2 through bolts respectively, the three pairs of end covers 3 are rotatably connected with a first gear shaft 4, a second gear shaft 5 and a third gear shaft 6 through bearings respectively, a driving motor 7 is fixedly arranged on the upper surface of the frame 1, an output shaft of the driving motor 7 is connected with a small belt wheel 8 through a key, the shaft wall of the first gear shaft 4 is connected with a large belt wheel 9 through a key, the small belt wheel 8 is connected with the large belt wheel 9 through a belt transmission, an adjusting rod 20 is fixedly arranged on the upper surface of the frame 1, the rod wall of the adjusting rod 20 is movably connected with an elastic wheel 21 through a bolt, the elastic wheel 21, the small belt wheel 8 and the large belt wheel 9 are connected through a belt transmission, a first speed reduction gear 10 is fixedly connected with the shaft wall of the first gear, the second reduction gear 11 is connected on the shaft wall of the second gear shaft 5 through a key, the shaft wall of the second gear shaft 5 is fixedly connected with a third reduction gear 12, the third reduction gear 12 is connected with a fourth reduction gear 13 in a meshing way, the fourth reduction gear 13 is connected on the shaft wall of a third gear shaft 6 through a key, the third gear shaft 6 is fixedly connected with a crankshaft 14 through a shaft sleeve, the crankshaft 14 is rotatably connected with a connecting rod 15 through a sliding bearing, the connecting rod 15 is rotatably connected with a movable cutter 16 through a pin shaft, the frame wall of the rack 1 is fixedly provided with a cutter holder 17, the movable cutter 16 is slidably connected in the seat of the cutter holder 17, the frame wall of the rack 1 is fixedly connected with a fixed cutter 18, the fixed cutter 18 is mutually meshed with the movable cutter 16, the shaft wall of the third gear shaft 6 is fixedly connected with a flywheel 19 through a nut, the inertia of the flywheel 19 is added to the device through the, the device uses three-stage speed reduction, namely, first stage speed reduction with a speed reduction belt and then two-stage gear speed reduction. Firstly, a primary belt transmission is adopted, and the device has the advantages of buffering, vibration absorption, stable operation, low noise, overload protection and the like, and is provided with a tension wheel 21 to conveniently adjust the tightness of the belt transmission. Then two-stage gear reduction is adopted, because gear transmission can be used for transmitting motion and power between any two spatial shafts, and the transmission mechanism has the characteristics of large power range, high transmission efficiency, accurate transmission ratio, long service life, safe and reliable work and the like. After the speed of the driving motor 7 is reduced by the transmission of a first-stage triangular belt and the transmission of a second-stage gear, the crankshaft 14 is driven to rotate, the crankshaft 14 pushes the connecting rod 15 to enable the movable cutter 16 to do reciprocating linear motion in a slide way of the cutter holder 17, and the movable cutter 16 and the fixed cutter 18 are staggered to cut off the reinforcing steel bars.
The working principle is as follows: when this novel horizontal bar cutter used, power was exported by driving motor 7, through tertiary speed reduction, it is the speed reduction of one-level area earlier, drive first gear shaft 4 through small belt pulley 8 and big belt pulley 9 and rotate, two-stage gear speed reduction again, through the meshing transmission of first reduction gear 10 and second reduction gear 11, it rotates to drive second gear shaft 5, pass through the meshing of third reduction gear 12 and fourth reduction gear 13, it rotates to drive third gear shaft 6, and drive through bent axle 14 and connecting rod 15 and remove cutter 16 and be reciprocal linear motion along blade seat 17, under the meshing cooperation with fixed cutter 18, realize cutting off to the reinforcing bar.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims (5)

1. The utility model provides a novel horizontal bar cutter, includes frame (1), its characterized in that: the rack (1) is fixedly provided with a plurality of supporting plates (2), the supporting plates (2) are respectively fixedly provided with three pairs of end covers (3) through bolts, the three pairs of end covers (3) are respectively connected with a first gear shaft (4), a second gear shaft (5) and a third gear shaft (6) through bearings in a rotating manner, the upper surface of the rack (1) is fixedly provided with a driving motor (7), an output shaft of the driving motor (7) is connected with a small belt wheel (8) through a key, the shaft wall of the first gear shaft (4) is connected with a large belt wheel (9) through a key, the small belt wheel (8) is connected with the large belt wheel (9) through a belt in a transmission manner, the shaft wall of the first gear shaft (4) is fixedly connected with a first reduction gear (10), the first reduction gear (10) is connected with a second reduction gear (11) in a meshing manner, and the second reduction gear (11) is connected to the shaft wall of the second gear shaft (5, fixedly connected with third reduction gear (12) on the shaft wall of second gear shaft (5), third reduction gear (12) meshing is connected with fourth reduction gear (13), fourth reduction gear (13) pass through the key connection on the shaft wall of third gear shaft (6), third gear shaft (6) are through axle sleeve fixedly connected with bent axle (14), bent axle (14) rotate through slide bearing and are connected with connecting rod (15), connecting rod (15) rotate through the round pin axle and are connected with removal cutter (16), fixed mounting has blade holder (17) on the frame wall of frame (1), remove cutter (16) sliding connection in the seat of blade holder (17), fixedly connected with fixed cutter (18) on the frame wall of frame (1).
2. The novel horizontal steel bar cutting machine according to claim 1, wherein: the fixed cutter (18) and the movable cutter (16) are mutually meshed.
3. The novel horizontal steel bar cutting machine according to claim 1, wherein: the shaft wall of the third gear shaft (6) is fixedly connected with a flywheel (19) through a nut.
4. The novel horizontal steel bar cutting machine according to claim 1, wherein: the upper surface of the rack (1) is fixedly provided with an adjusting rod (20), and the rod wall of the adjusting rod (20) is movably connected with an elastic wheel (21) through a bolt.
5. The novel horizontal steel bar cutting machine according to claim 1 or 4, wherein: the elastic wheel (21), the small belt wheel (8) and the large belt wheel (9) are in transmission connection through a belt.
CN201910769803.6A 2019-08-20 2019-08-20 Novel horizontal bar cutter Withdrawn CN111468646A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201910769803.6A CN111468646A (en) 2019-08-20 2019-08-20 Novel horizontal bar cutter

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201910769803.6A CN111468646A (en) 2019-08-20 2019-08-20 Novel horizontal bar cutter

Publications (1)

Publication Number Publication Date
CN111468646A true CN111468646A (en) 2020-07-31

Family

ID=71744908

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201910769803.6A Withdrawn CN111468646A (en) 2019-08-20 2019-08-20 Novel horizontal bar cutter

Country Status (1)

Country Link
CN (1) CN111468646A (en)

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
RU1777570C (en) * 1990-11-11 1992-11-23 Центр Научно-Технических Услуг "Строитель" Device for producing fibers from wire
CN2445834Y (en) * 2000-09-13 2001-09-05 雷步忠 Cutting-off machine for reinforced bar
CN203316649U (en) * 2013-06-24 2013-12-04 洛阳理工学院 Horizontal steel bar cutter
CN104289638A (en) * 2014-10-13 2015-01-21 金陵科技学院 Horizontal steel bar cutting machine
CN205629234U (en) * 2016-05-11 2016-10-12 郑州工业应用技术学院 Novel horizontal bar cutter

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
RU1777570C (en) * 1990-11-11 1992-11-23 Центр Научно-Технических Услуг "Строитель" Device for producing fibers from wire
CN2445834Y (en) * 2000-09-13 2001-09-05 雷步忠 Cutting-off machine for reinforced bar
CN203316649U (en) * 2013-06-24 2013-12-04 洛阳理工学院 Horizontal steel bar cutter
CN104289638A (en) * 2014-10-13 2015-01-21 金陵科技学院 Horizontal steel bar cutting machine
CN205629234U (en) * 2016-05-11 2016-10-12 郑州工业应用技术学院 Novel horizontal bar cutter

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Application publication date: 20200731