CN110883811B - High-precision translational shearing machine and working method thereof - Google Patents

High-precision translational shearing machine and working method thereof Download PDF

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Publication number
CN110883811B
CN110883811B CN201911180065.8A CN201911180065A CN110883811B CN 110883811 B CN110883811 B CN 110883811B CN 201911180065 A CN201911180065 A CN 201911180065A CN 110883811 B CN110883811 B CN 110883811B
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China
Prior art keywords
bevel gear
shearing
motor
transmission device
synchronous belt
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CN201911180065.8A
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Chinese (zh)
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CN110883811A (en
Inventor
聂晓根
王嘉恩
吴浩鑫
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Fuzhou University
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Fuzhou University
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Priority to CN201911180065.8A priority Critical patent/CN110883811B/en
Publication of CN110883811A publication Critical patent/CN110883811A/en
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Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B26HAND CUTTING TOOLS; CUTTING; SEVERING
    • B26DCUTTING; DETAILS COMMON TO MACHINES FOR PERFORATING, PUNCHING, CUTTING-OUT, STAMPING-OUT OR SEVERING
    • B26D1/00Cutting through work characterised by the nature or movement of the cutting member or particular materials not otherwise provided for; Apparatus or machines therefor; Cutting members therefor
    • B26D1/01Cutting through work characterised by the nature or movement of the cutting member or particular materials not otherwise provided for; Apparatus or machines therefor; Cutting members therefor involving a cutting member which does not travel with the work
    • B26D1/04Cutting through work characterised by the nature or movement of the cutting member or particular materials not otherwise provided for; Apparatus or machines therefor; Cutting members therefor involving a cutting member which does not travel with the work having a linearly-movable cutting member
    • B26D1/06Cutting through work characterised by the nature or movement of the cutting member or particular materials not otherwise provided for; Apparatus or machines therefor; Cutting members therefor involving a cutting member which does not travel with the work having a linearly-movable cutting member wherein the cutting member reciprocates
    • B26D1/10Cutting through work characterised by the nature or movement of the cutting member or particular materials not otherwise provided for; Apparatus or machines therefor; Cutting members therefor involving a cutting member which does not travel with the work having a linearly-movable cutting member wherein the cutting member reciprocates in, or substantially in, a direction parallel to the cutting edge
    • B26D1/11Cutting through work characterised by the nature or movement of the cutting member or particular materials not otherwise provided for; Apparatus or machines therefor; Cutting members therefor involving a cutting member which does not travel with the work having a linearly-movable cutting member wherein the cutting member reciprocates in, or substantially in, a direction parallel to the cutting edge with a plurality of cutting members
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B26HAND CUTTING TOOLS; CUTTING; SEVERING
    • B26DCUTTING; DETAILS COMMON TO MACHINES FOR PERFORATING, PUNCHING, CUTTING-OUT, STAMPING-OUT OR SEVERING
    • B26D3/00Cutting work characterised by the nature of the cut made; Apparatus therefor
    • B26D3/003Cutting work characterised by the nature of the cut made; Apparatus therefor specially adapted for cutting rubber
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B26HAND CUTTING TOOLS; CUTTING; SEVERING
    • B26DCUTTING; DETAILS COMMON TO MACHINES FOR PERFORATING, PUNCHING, CUTTING-OUT, STAMPING-OUT OR SEVERING
    • B26D5/00Arrangements for operating and controlling machines or devices for cutting, cutting-out, stamping-out, punching, perforating, or severing by means other than cutting
    • B26D5/08Means for actuating the cutting member to effect the cut
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B26HAND CUTTING TOOLS; CUTTING; SEVERING
    • B26DCUTTING; DETAILS COMMON TO MACHINES FOR PERFORATING, PUNCHING, CUTTING-OUT, STAMPING-OUT OR SEVERING
    • B26D7/00Details of apparatus for cutting, cutting-out, stamping-out, punching, perforating, or severing by means other than cutting
    • B26D7/26Means for mounting or adjusting the cutting member; Means for adjusting the stroke of the cutting member
    • B26D7/2614Means for mounting the cutting member
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B26HAND CUTTING TOOLS; CUTTING; SEVERING
    • B26DCUTTING; DETAILS COMMON TO MACHINES FOR PERFORATING, PUNCHING, CUTTING-OUT, STAMPING-OUT OR SEVERING
    • B26D7/00Details of apparatus for cutting, cutting-out, stamping-out, punching, perforating, or severing by means other than cutting
    • B26D7/26Means for mounting or adjusting the cutting member; Means for adjusting the stroke of the cutting member
    • B26D7/2628Means for adjusting the position of the cutting member
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29CSHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C48/00Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/001Combinations of extrusion moulding with other shaping operations
    • B29C48/0022Combinations of extrusion moulding with other shaping operations combined with cutting
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29KINDEXING SCHEME ASSOCIATED WITH SUBCLASSES B29B, B29C OR B29D, RELATING TO MOULDING MATERIALS OR TO MATERIALS FOR MOULDS, REINFORCEMENTS, FILLERS OR PREFORMED PARTS, e.g. INSERTS
    • B29K2007/00Use of natural rubber as moulding material

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Forests & Forestry (AREA)
  • Transmission Devices (AREA)
  • Extrusion Moulding Of Plastics Or The Like (AREA)

Abstract

The invention relates to a high-precision translational shearing machine, which comprises a box body, wherein a motor is arranged in the box body, an output shaft of the motor sequentially transmits power through a bevel gear transmission device, a synchronous belt transmission device and a slide block transmission device, the slide block transmission device is provided with a front slide block and a rear slide block, the two slide blocks are respectively and fixedly connected with a shearing tool, each shearing tool comprises a tool frame and a shearing blade, and the two shearing blades horizontally and reversely move along a guide rail of the slide block to automatically shear extruded rubber. The high-precision translational shearing machine is reasonable in structure, stable in operation, capable of improving shearing precision and production efficiency, reducing labor intensity of operators and production cost of enterprises, and capable of being used for occasions such as rubber extrusion, food extrusion, line and belt online shearing manufacturing.

Description

High-precision translational shearing machine and working method thereof
Technical Field
The invention relates to a high-precision translational shearing machine and a working method thereof, and relates to the technical field of shearing.
Background
Rubber is a high-elasticity polymer material with reversible deformation, has excellent properties such as electrical insulation, wear resistance and the like, and is widely applied to various sealing occasions. Rubber products (such as rubber sealing elements) are small, but have great influence on the performance of a working system, so that the engineering has higher requirements on the raw materials of the rubber sealing elements and the processing quality of the rubber sealing elements. The current production process flow of the rubber product mainly comprises the following steps: plasticating, mixing, shaping, vulcanizing and the like. Before compression molding, the extruded rubber after rubber mixing needs to be weighed and sheared with high precision.
The existing shearing of enterprises is completed by manual operation, the production efficiency is low, the labor intensity of operators is high, the work is boring, the enterprises are difficult to recruit, and the bottleneck process of enterprise production is formed.
Disclosure of Invention
In view of the defects of the prior art, the technical problem to be solved by the invention is to provide a high-precision translational shearing machine and a working method thereof, and the high-precision translational shearing machine is simple in structure, convenient and efficient.
In order to solve the technical problems, the technical scheme of the invention is as follows: the utility model provides a high accuracy translation formula slitting machine, includes a box, and the box is inside to be provided with a motor, and the motor output shaft passes through bevel gear transmission, hold-in range transmission, slider transmission in proper order and transmits power, and slider transmission has two sliders around, and two fixed connection divides the scissors utensil respectively on the slider, divides the scissors utensil all to include tool holder and branch scissors blade, and two branch scissors blades do horizontal reverse movement and carry out automatic branch to extruding rubber along the guide rail of slider and cut.
Preferably, the motor is arranged on a motor seat on the box body, a strip-shaped through hole is vertically dug on the motor seat, the motor is locked by a locking screw through the through hole, and the locking screw can adjust the mounting position of the motor in the through hole, so that the vertical clearance of bevel gear transmission engagement is adjusted.
Preferably, the bevel gear transmission device comprises two bevel gears with mutually perpendicular axes, wherein the driving bevel gear is connected with the motor output shaft, the horizontal cantilever is arranged, the other driven bevel gear is vertically meshed with the driving bevel gear, a bearing is arranged on the rotating shaft of the driven bevel gear, the bearing is embedded in a sleeve cup, and the sleeve cup is fixedly arranged on the box body through a screw.
Preferably, a drive bevel gear is mounted on the motor output shaft and is fixed on the motor output shaft by a set screw, and the set screw can adjust the mounting position of the drive bevel gear so as to adjust the horizontal clearance of the bevel gear transmission engagement.
Preferably, an oil slinger is fixedly welded on the drive bevel gear coaxially.
Preferably, the box body is provided with a closed oil pool in a cavity where the bevel gear transmission device is located, and the rotating shaft of the driven bevel gear is provided with a oil retainer.
Preferably, the synchronous belt transmission device comprises a synchronous belt, two synchronous pulleys and a tensioning mechanism, wherein the two synchronous pulleys are identical, one of the driving synchronous pulleys is installed on a rotating shaft of a driven bevel gear, the rotating shaft of the other driven synchronous pulley is installed on the tensioning mechanism through a bearing, the tensioning mechanism comprises a movable seat body for installing the rotating shaft of the driven synchronous pulley, a movable seat body installation seat is horizontally arranged in the box body, an installation groove strip is arranged on the movable seat body installation seat, an adjusting screw is in threaded connection with the top of the movable seat body after passing through the installation groove strip, the adjusting screw vertically extends downwards and passes through another adjusting groove strip beside the installation groove strip, the adjusting groove strip and the installation groove strip are locked on the adjusting groove strip through adjusting nuts, the adjusting groove strip and the installation groove strip extend along the length direction of the synchronous belt, and the two synchronous pulleys are provided with a synchronous belt.
Preferably, the sliding block transmission device comprises a guide rail, two sliding blocks and four rows of balls, the guide rail is fixedly arranged on the box body by screws, four horizontal semicircular arc-shaped sliding grooves are dug on the guide rail, two horizontal semicircular arc-shaped sliding grooves are dug on each sliding block, the two sliding blocks are respectively arranged on the sliding grooves of the guide rail, through holes are formed in the sliding grooves on the guide rail and the sliding grooves on the sliding blocks after assembly, a row of balls are arranged in each through hole, the balls are arranged on the ball retainer, and the sliding blocks horizontally slide along the guide rail through the balls.
Preferably, each slide has a cutter holder mounted thereon; the cutter frame consists of a rear cutter frame and a front cutter frame, the shearing blades consist of a rear shearing blade and a front shearing blade, the rear shearing blade is fixedly arranged on the rear cutter frame by a locking screw, the front shearing blade is mutually matched and locked on the front cutter frame by the locking screw and a distance adjusting screw, the distance adjusting screw is in threaded connection with the front cutter frame, the end part of the distance adjusting screw abuts against the surface of the front shearing blade, and the distance between the two shearing blades can be adjusted by the distance adjusting screw; the rear cutter frame is fixedly connected with the rear side belt body of the synchronous belt, and the front cutter frame is fixedly connected with the front side belt body of the synchronous belt.
The working method of the high-precision translational shearing machine comprises the following steps: (1) The existing rubber extruder extrudes the rubber strip from the discharge port, and the extruded rubber strip is weighed by the sensor and then is sheared by the shearing machine controlled by the controller; when the motor starts to rotate, the horizontal motor output shaft of the motor is transmitted to the rotating shaft of the driven bevel gear after being decelerated by the bevel gear transmission device, the rotation of the rotating shaft of the driven bevel gear drives the driving synchronous belt pulley to rotate, and the rotation of the driving synchronous belt pulley drives the synchronous belt to horizontally move and simultaneously drives the driven synchronous belt pulley to rotate; (2) The front section and the rear section of the synchronous belt do horizontal movement with opposite directions, so that the sliding blocks on the front and the rear cutter frames can be driven to do horizontal sliding with opposite directions on the guide rail, and meanwhile, the sliding friction force can be reduced by the sliding blocks and the ball structures on the guide rail, so that the cutter frames are prevented from overturning; (3) The two cutter frames horizontally slide in opposite directions to drive the two shearing blades to horizontally move in opposite directions, so that the extruded rubber strips are sheared.
Compared with the prior art, the invention has the following beneficial effects: the high-precision translational shearing machine has reasonable structure, stable mechanical shearing operation, improves shearing precision and production efficiency, reduces labor intensity of operators and production cost of enterprises, and can be used for occasions such as rubber extrusion, food extrusion, wire and belt online shearing manufacturing and the like.
The invention will be described in further detail with reference to the drawings and the detailed description.
Drawings
Fig. 1 is a schematic diagram of a construction of an embodiment of the present invention.
Fig. 2 is a schematic diagram of a second embodiment of the present invention.
Fig. 3 is a cross-sectional view A-A of fig. 2.
Fig. 4 is a schematic view of the construction of an oil pool.
Fig. 5 is a schematic view of the construction of the tensioning mechanism.
Fig. 6 is a B-B cross-sectional view of fig. 3.
Detailed Description
In order to make the above features and advantages of the present invention more comprehensible, embodiments accompanied with figures are described in detail below.
As shown in figures 1-6, a high-precision translational shearing machine comprises a box body 1, a motor 2 is arranged in the box body, an output shaft of the motor sequentially transmits power through a bevel gear transmission device 7, a synchronous belt transmission device 14 and a slide block transmission device 16, the slide block transmission device is provided with a front slide block and a rear slide block, the two slide blocks are respectively and fixedly connected with a shearing tool, the shearing tools respectively comprise a tool frame and a shearing blade, the two shearing blades automatically shear extruded rubber in a horizontal reverse movement along a guide rail of the slide block, the mechanical shearing of the extruded rubber is realized, the labor intensity of workers is reduced, the labor cost of enterprises is reduced, the extruded rubber can be continuously and reciprocally sheared, the production efficiency of rubber products is improved, no redundant waste is generated, and raw materials are saved. The bottom of the box body is provided with a through hole 28 which is extended by the scissors blades.
In the embodiment of the invention, the motor is arranged on a motor seat on the box body, a strip-shaped through hole 25 is vertically dug on the motor seat, the motor is locked by a locking screw 3 through the through hole, and the locking screw can adjust the installation position of the motor in the through hole, so as to adjust the vertical clearance of bevel gear transmission engagement.
In the embodiment of the invention, the bevel gear transmission device comprises two bevel gears with mutually perpendicular axes, wherein the driving bevel gear 6 is connected with an output shaft of the motor and is horizontally arranged in a cantilever manner, the other driven bevel gear 9 is vertically meshed with the driving bevel gear, a bearing is arranged on a driven bevel gear rotating shaft 8, the bearing is embedded in a sleeve cup 12, and the sleeve cup is fixedly arranged on the box body through a screw.
In the embodiment of the invention, the drive bevel gear is arranged on the motor output shaft and is fixed on the motor output shaft by the set screw 5, and the set screw can adjust the installation position of the drive bevel gear so as to adjust the horizontal clearance of the bevel gear transmission engagement. The transmission clearance of each level of transmission device can be conveniently adjusted.
In the embodiment of the invention, an oil slinger 4 is coaxially and fixedly welded on the drive bevel gear for lubricating the gear transmission.
In the embodiment of the invention, a closed oil pool 11 is arranged in a cavity where the bevel gear transmission device is arranged, and a slinger 10 is arranged on a rotating shaft of the driven bevel gear. The bevel gear transmission can be lubricated through the oil slinger, and meanwhile, the oil pool can be prevented from leaking by combining the oil slinger.
In the embodiment of the invention, the synchronous belt transmission device comprises a synchronous belt 15, two synchronous pulleys and a tensioning mechanism, wherein the two synchronous pulleys are identical, one driving synchronous pulley 13 is arranged on a rotating shaft of a driven bevel gear, the rotating shaft of the other driven synchronous pulley 18 is arranged on the tensioning mechanism 17 through a bearing, the tensioning mechanism comprises a movable seat body 30 for installing the rotating shaft of the driven synchronous pulley, a movable seat body installation seat 31 is horizontally arranged in the box body, an installation groove strip 32 is arranged on the movable seat body installation seat, an adjusting screw 33 is screwed on the top of the movable seat body after penetrating through the installation groove strip, the adjusting screw vertically extends downwards and penetrates through another adjusting groove strip 34 beside the installation groove strip, and finally the adjusting groove strip and the installation groove strip are locked on the adjusting groove strip through an adjusting nut 35, and the two synchronous pulleys are respectively provided with a synchronous belt. The tightness adjusting nut can adjust the position of the movable seat body so as to change the center distance of the two synchronous pulleys.
In the embodiment of the invention, the sliding block transmission device comprises a guide rail 20, two sliding blocks 19 and four rows of balls 21, wherein the guide rail is fixedly arranged on the box body by screws, four horizontal semicircular arc-shaped sliding grooves are dug on the guide rail, two horizontal semicircular arc-shaped sliding grooves are dug on each sliding block, the two sliding blocks are respectively arranged on the sliding grooves of the guide rail, through holes are formed after the sliding grooves on the guide rail and the sliding grooves on the sliding blocks are assembled, a row of balls are arranged in each through hole, the balls are arranged on a ball retainer 29, and the sliding blocks horizontally slide along the guide rail through the balls. The friction force can be reduced and the overturning moment of the cutter frame can be prevented by the ball guide rail transmission.
In the embodiment of the invention, each sliding block is provided with a cutter frame; the cutter frame consists of a rear cutter frame 22 and a front cutter frame 27, the shearing blade consists of a rear shearing blade 23 and a front shearing blade 24, wherein the rear shearing blade is fixedly arranged on the rear cutter frame by a locking screw, the front shearing blade is mutually matched and locked on the front cutter frame by the locking screw and a distance adjusting screw, the distance adjusting screw is in threaded connection with the front cutter frame, the end part of the distance adjusting screw is abutted against the surface of the front shearing blade, and the distance between the two shearing blades can be steplessly adjusted by the distance adjusting screw 26, so that the smooth and steady shearing process is ensured; the rear cutter frame is fixedly connected with the rear side belt body of the synchronous belt, and the front cutter frame is fixedly connected with the front side belt body of the synchronous belt.
The working method of the high-precision translational shearing machine comprises the following steps: (1) In the prior art, a rubber extruder extrudes a rubber strip from a discharge hole, and the extruded rubber strip is weighed by a sensor and then is sheared by a controller; when the motor starts to rotate, the horizontal motor output shaft of the motor is transmitted to the rotating shaft of the driven bevel gear after being decelerated by the bevel gear transmission device, the rotation of the rotating shaft of the driven bevel gear drives the driving synchronous belt pulley to rotate, and the rotation of the driving synchronous belt pulley drives the synchronous belt to horizontally move and simultaneously drives the driven synchronous belt pulley to rotate; (2) The front section and the rear section of the synchronous belt do horizontal movement with opposite directions, so that the sliding blocks on the front and the rear cutter frames can be driven to do horizontal sliding with opposite directions on the guide rail, and meanwhile, the sliding friction force can be reduced by the sliding blocks and the ball structures on the guide rail, so that the cutter frames are prevented from overturning; (3) The two cutter frames horizontally slide in opposite directions to drive the two shearing blades to horizontally move in opposite directions, so that the extruded rubber strips are sheared.
In the embodiment of the invention, because the meshing transmission ratio of the bevel gears is larger than that of the cylindrical gears, when the bevel gears are installed, the vertical transmission clearance between the bevel gears can be adjusted through the locking screw on the motor base, and the horizontal transmission clearance between the bevel gears can be adjusted through the set screw on the motor output shaft, so that the processing error of the bevel gears can be optimally improved, and the stability of the meshing transmission is ensured. Meanwhile, the oil slinger is arranged on the drive bevel gear, and when the drive bevel gear rotates, lubricating oil in the oil pool can be thrown onto the bevel gear to achieve the effect of lubrication. The oil retainer is arranged on the rotating shaft of the driven bevel gear, so that the lubricating oil thrown up can be prevented from leaking out through the gap of the bearing below, and the effect of sealing an oil pool is achieved.
The invention is not limited to the above-mentioned best mode, any person can obtain other various forms of high-precision translational shearing machine and working method thereof under the teaching of the invention. All equivalent changes and modifications made according to the claims of the present invention shall fall within the scope of the present invention.

Claims (2)

1. A high-precision translational shearing machine is characterized in that: the device comprises a box body, wherein a motor is arranged in the box body, an output shaft of the motor sequentially transmits power through a bevel gear transmission device, a synchronous belt transmission device and a slide block transmission device, the slide block transmission device is provided with a front slide block and a rear slide block, the two slide blocks are respectively fixedly connected with a shearing tool, the shearing tools comprise a tool frame and shearing blades, and the two shearing blades horizontally and reversely move along a guide rail of the slide block to automatically shear extruded rubber; the motor is arranged on a motor seat on the box body, a strip-shaped through hole is vertically dug on the motor seat, the motor is locked by a locking screw through the through hole, and the locking screw can adjust the installation position of the motor in the through hole, so that the vertical clearance of bevel gear transmission engagement is adjusted; the bevel gear transmission device comprises two bevel gears with mutually perpendicular axes, wherein the driving bevel gear is connected with an output shaft of the motor, a horizontal cantilever is arranged, the other driven bevel gear is vertically meshed with the driving bevel gear, a bearing is arranged on a rotating shaft of the driven bevel gear, the bearing is embedded in a sleeve cup, and the sleeve cup is fixedly arranged on the box body through a screw; a drive bevel gear is arranged on the motor output shaft and is fixed on the motor output shaft by a set screw, and the set screw can adjust the installation position of the drive bevel gear so as to adjust the horizontal clearance of the bevel gear transmission engagement; an oil slinger is coaxially and fixedly welded on the drive bevel gear; the box body is provided with a closed oil pool in a cavity where the bevel gear transmission device is located, and a rotating shaft of the driven bevel gear is provided with an oil retainer; the synchronous belt transmission device comprises a synchronous belt, two synchronous pulleys and a tensioning mechanism, wherein the two synchronous pulleys are identical, one driving synchronous pulley is arranged on a rotating shaft of a driven bevel gear, the rotating shaft of the other driven synchronous pulley is arranged on the tensioning mechanism through a bearing, the tensioning mechanism comprises a movable seat body for installing the rotating shaft of the driven synchronous pulley, a movable seat body installation seat is horizontally arranged in a box body, an installation groove strip is arranged on the movable seat body installation seat, an adjusting screw is screwed on the top of the movable seat body after passing through the installation groove strip, the adjusting screw vertically extends downwards and passes through another adjusting groove strip beside the installation groove strip, and finally is locked on the adjusting groove strip through an adjusting nut, the adjusting groove strip and the installation groove strip extend along the length direction of the synchronous belt, and the two synchronous pulleys are provided with a synchronous belt; the sliding block transmission device comprises a guide rail, two sliding blocks and four rows of balls, wherein the guide rail is fixedly arranged on the box body by screws, four horizontal semicircular arc-shaped sliding grooves are dug on the guide rail, two horizontal semicircular arc-shaped sliding grooves are dug on each sliding block, the two sliding blocks are respectively arranged on the sliding grooves of the guide rail, through holes are formed in the sliding grooves on the guide rail and the sliding grooves on the sliding blocks after assembly, a row of balls are arranged in each through hole, the balls are arranged on the ball retainer, and the sliding blocks horizontally slide along the guide rail through the balls; each sliding block is provided with a cutter frame; the cutter frame consists of a rear cutter frame and a front cutter frame, the shearing blades consist of a rear shearing blade and a front shearing blade, the rear shearing blade is fixedly arranged on the rear cutter frame by a locking screw, the front shearing blade is mutually matched and locked on the front cutter frame by the locking screw and a distance adjusting screw, the distance adjusting screw is in threaded connection with the front cutter frame, the end part of the distance adjusting screw abuts against the surface of the front shearing blade, and the distance between the two shearing blades can be adjusted by the distance adjusting screw; the rear cutter frame is fixedly connected with the rear side belt body of the synchronous belt, and the front cutter frame is fixedly connected with the front side belt body of the synchronous belt.
2. A method of operating a high precision translational shearing machine as set forth in claim 1, comprising the steps of: (1) The existing rubber extruder extrudes the rubber strip from the discharge port, and the extruded rubber strip is weighed by the sensor and then is sheared by the shearing machine controlled by the controller; when the motor starts to rotate, the horizontal motor output shaft of the motor is transmitted to the rotating shaft of the driven bevel gear after being decelerated by the bevel gear transmission device, the rotation of the rotating shaft of the driven bevel gear drives the driving synchronous belt pulley to rotate, and the rotation of the driving synchronous belt pulley drives the synchronous belt to horizontally move and simultaneously drives the driven synchronous belt pulley to rotate; (2) The front section and the rear section of the synchronous belt do horizontal movement with opposite directions, so that the sliding blocks on the front and the rear cutter frames can be driven to do horizontal sliding with opposite directions on the guide rail, and meanwhile, the sliding friction force can be reduced by the sliding blocks and the ball structures on the guide rail, so that the cutter frames are prevented from overturning; (3) The two cutter frames horizontally slide in opposite directions to drive the two shearing blades to horizontally move in opposite directions, so that the extruded rubber strips are sheared.
CN201911180065.8A 2019-11-27 2019-11-27 High-precision translational shearing machine and working method thereof Active CN110883811B (en)

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Publication number Priority date Publication date Assignee Title
CN111469190B (en) * 2020-04-30 2024-07-26 福州大学 High-precision shearing machine without reverse gap and working method thereof

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CN211220883U (en) * 2019-11-27 2020-08-11 福州大学 High-precision translational shearing machine

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB761784A (en) * 1953-12-18 1956-11-21 Bull John Rubber Company Ltd Improvements relating to methods of and means for manufacturing rubber tyres
CN2780425Y (en) * 2005-03-09 2006-05-17 汕头市好心情食品有限公司 Rotary type sugar strip cutting machine
CN103889670A (en) * 2011-10-21 2014-06-25 费肯克菲有限公司 Cutting machine
CN104214278A (en) * 2014-08-28 2014-12-17 郑州机械研究所 Lubricated type primary speed reducing structure for vertical speed reducer, and vertical speed reducer
CN108527819A (en) * 2018-06-12 2018-09-14 长兴水木机电有限公司 Based on PP composite material Furniture manufacturing equipment and production technology
CN108582591A (en) * 2018-06-22 2018-09-28 福州大学 A kind of extruded rubber determines recompounding system and its working method automatically
CN211220883U (en) * 2019-11-27 2020-08-11 福州大学 High-precision translational shearing machine

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