CN114407127A - Cutting system of medical film - Google Patents

Cutting system of medical film Download PDF

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Publication number
CN114407127A
CN114407127A CN202210140150.7A CN202210140150A CN114407127A CN 114407127 A CN114407127 A CN 114407127A CN 202210140150 A CN202210140150 A CN 202210140150A CN 114407127 A CN114407127 A CN 114407127A
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CN
China
Prior art keywords
connecting rod
rod
mounting
air cylinder
cutting
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.)
Granted
Application number
CN202210140150.7A
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Chinese (zh)
Other versions
CN114407127B (en
Inventor
廖长香
李红涛
黄禧军
苏文忠
秦长生
蓝天尔
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.)
Guangxi Simai Biotechnology Co ltd
Original Assignee
Guangxi Simai Biotechnology Co ltd
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Publication date
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Priority to CN202210140150.7A priority Critical patent/CN114407127B/en
Publication of CN114407127A publication Critical patent/CN114407127A/en
Application granted granted Critical
Publication of CN114407127B publication Critical patent/CN114407127B/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B26—HAND CUTTING TOOLS; CUTTING; SEVERING
    • B26D—CUTTING; DETAILS COMMON TO MACHINES FOR PERFORATING, PUNCHING, CUTTING-OUT, STAMPING-OUT OR SEVERING
    • B26D11/00—Combinations of several similar cutting apparatus
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B26—HAND CUTTING TOOLS; CUTTING; SEVERING
    • B26D—CUTTING; DETAILS COMMON TO MACHINES FOR PERFORATING, PUNCHING, CUTTING-OUT, STAMPING-OUT OR SEVERING
    • B26D1/00—Cutting 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
    • B26D1/01—Cutting 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
    • B26D1/04—Cutting 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
    • B26D1/06—Cutting 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
    • B26D1/065—Cutting 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 for thin material, e.g. for sheets, strips or the like
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B26—HAND CUTTING TOOLS; CUTTING; SEVERING
    • B26D—CUTTING; DETAILS COMMON TO MACHINES FOR PERFORATING, PUNCHING, CUTTING-OUT, STAMPING-OUT OR SEVERING
    • B26D5/00—Arrangements for operating and controlling machines or devices for cutting, cutting-out, stamping-out, punching, perforating, or severing by means other than cutting
    • B26D5/08—Means for actuating the cutting member to effect the cut
    • B26D5/086—Electric, magnetic, piezoelectric, electro-magnetic means
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B26—HAND CUTTING TOOLS; CUTTING; SEVERING
    • B26D—CUTTING; DETAILS COMMON TO MACHINES FOR PERFORATING, PUNCHING, CUTTING-OUT, STAMPING-OUT OR SEVERING
    • B26D5/00—Arrangements for operating and controlling machines or devices for cutting, cutting-out, stamping-out, punching, perforating, or severing by means other than cutting
    • B26D5/20—Arrangements for operating and controlling machines or devices for cutting, cutting-out, stamping-out, punching, perforating, or severing by means other than cutting with interrelated action between the cutting member and work feed
    • B26D5/30—Arrangements for operating and controlling machines or devices for cutting, cutting-out, stamping-out, punching, perforating, or severing by means other than cutting with interrelated action between the cutting member and work feed having the cutting member controlled by scanning a record carrier
    • B26D5/34—Arrangements for operating and controlling machines or devices for cutting, cutting-out, stamping-out, punching, perforating, or severing by means other than cutting with interrelated action between the cutting member and work feed having the cutting member controlled by scanning a record carrier scanning being effected by a photosensitive device
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B26—HAND CUTTING TOOLS; CUTTING; SEVERING
    • B26D—CUTTING; DETAILS COMMON TO MACHINES FOR PERFORATING, PUNCHING, CUTTING-OUT, STAMPING-OUT OR SEVERING
    • B26D7/00—Details of apparatus for cutting, cutting-out, stamping-out, punching, perforating, or severing by means other than cutting
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B26—HAND CUTTING TOOLS; CUTTING; SEVERING
    • B26D—CUTTING; DETAILS COMMON TO MACHINES FOR PERFORATING, PUNCHING, CUTTING-OUT, STAMPING-OUT OR SEVERING
    • B26D7/00—Details of apparatus for cutting, cutting-out, stamping-out, punching, perforating, or severing by means other than cutting
    • B26D7/06—Arrangements for feeding or delivering work of other than sheet, web, or filamentary form
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B26—HAND CUTTING TOOLS; CUTTING; SEVERING
    • B26D—CUTTING; DETAILS COMMON TO MACHINES FOR PERFORATING, PUNCHING, CUTTING-OUT, STAMPING-OUT OR SEVERING
    • B26D7/00—Details of apparatus for cutting, cutting-out, stamping-out, punching, perforating, or severing by means other than cutting
    • B26D7/08—Means for treating work or cutting member to facilitate cutting
    • B26D7/14—Means for treating work or cutting member to facilitate cutting by tensioning the work
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B26—HAND CUTTING TOOLS; CUTTING; SEVERING
    • B26D—CUTTING; DETAILS COMMON TO MACHINES FOR PERFORATING, PUNCHING, CUTTING-OUT, STAMPING-OUT OR SEVERING
    • B26D7/00—Details of apparatus for cutting, cutting-out, stamping-out, punching, perforating, or severing by means other than cutting
    • B26D7/27—Means for performing other operations combined with cutting
    • B26D7/32—Means for performing other operations combined with cutting for conveying or stacking cut product
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B26—HAND CUTTING TOOLS; CUTTING; SEVERING
    • B26D—CUTTING; DETAILS COMMON TO MACHINES FOR PERFORATING, PUNCHING, CUTTING-OUT, STAMPING-OUT OR SEVERING
    • B26D7/00—Details of apparatus for cutting, cutting-out, stamping-out, punching, perforating, or severing by means other than cutting
    • B26D2007/0012—Details, accessories or auxiliary or special operations not otherwise provided for
    • B26D2007/0018—Trays, reservoirs for waste, chips or cut products
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B26—HAND CUTTING TOOLS; CUTTING; SEVERING
    • B26D—CUTTING; DETAILS COMMON TO MACHINES FOR PERFORATING, PUNCHING, CUTTING-OUT, STAMPING-OUT OR SEVERING
    • B26D7/00—Details of apparatus for cutting, cutting-out, stamping-out, punching, perforating, or severing by means other than cutting
    • B26D7/27—Means for performing other operations combined with cutting
    • B26D7/32—Means for performing other operations combined with cutting for conveying or stacking cut product
    • B26D2007/322—Means for performing other operations combined with cutting for conveying or stacking cut product the cut products being sheets, e.g. sheets of paper
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B26—HAND CUTTING TOOLS; CUTTING; SEVERING
    • B26D—CUTTING; DETAILS COMMON TO MACHINES FOR PERFORATING, PUNCHING, CUTTING-OUT, STAMPING-OUT OR SEVERING
    • B26D11/00—Combinations of several similar cutting apparatus
    • B26D2011/005—Combinations of several similar cutting apparatus in combination with different kind of cutters, e.g. two serial slitters in combination with a transversal cutter
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
    • Y02W30/00—Technologies for solid waste management
    • Y02W30/50—Reuse, recycling or recovery technologies
    • Y02W30/62—Plastics recycling; Rubber recycling

Landscapes

  • Life Sciences & Earth Sciences (AREA)
  • Forests & Forestry (AREA)
  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Accommodation For Nursing Or Treatment Tables (AREA)
  • Invalid Beds And Related Equipment (AREA)

Abstract

The invention provides a cutting system of a medical film, which comprises a feeding device, a traction device, a tension adjusting device and a cutting device, wherein the feeding device is arranged on the feeding device; the cutting device comprises a frame, a feeding roller assembly is arranged at the feeding end of the frame, a cutting structure is arranged in the middle of the frame, a film collecting device is arranged at the tail end of the frame, and a material moving mechanism is further arranged at the upper part of the frame; the cutting structure comprises a transverse cutting device transversely arranged on the rack and longitudinal cutting devices vertically arranged on two sides of the rack, and the material moving mechanism comprises a moving assembly capable of moving back and forth along the rack and a material grabbing assembly fixed on the lower portion of the moving assembly; grab the material subassembly and including the installation platen that can up-and-down reciprocating motion, through setting up the removal subassembly, cutting the structure, smooth mechanism and adsorption apparatus structure, can cut in succession and collect the film, improve the quality of cutting simultaneously for the cutting edge of film is more neat, and the size of film is more unified.

Description

Cutting system of medical film
Technical Field
The invention relates to a cutting device, in particular to a cutting system of a medical film.
Background
The medical film is rolled and sent out when leaving factory, so that the medical film can be used by equipment of different models, and is more favorable for transportation; the medical film is required to be cut before use, and the rolled medical film is cut into a rectangular film which meets the specification;
the existing cutting equipment cannot continuously perform cutting operation;
the transverse cutting and the longitudinal cutting are easy to deviate, so that small differences exist among sizes of different films, and the subsequent use is influenced;
generally rely on the transmission band to collect after accomplishing to cut for collect not neat enough, and degree of automation is low.
Disclosure of Invention
In view of the above, the present invention provides a cutting system for medical film, comprising a feeding device, a traction device, a tension adjusting device and a cutting device;
the cutting device comprises a frame, a feeding roller assembly is arranged at the feeding end of the frame, a cutting structure is arranged in the middle of the frame, a film collecting device is arranged at the tail end of the frame, and a material moving mechanism is further arranged at the upper part of the frame;
the cutting structure comprises a transverse cutting device transversely arranged on the rack and longitudinal cutting devices vertically arranged on two sides of the rack, and the material moving mechanism comprises a moving assembly capable of moving back and forth along the rack and a material grabbing assembly fixed on the lower portion of the moving assembly;
the material grabbing component comprises an installation bedplate capable of moving up and down in a reciprocating manner, and a flattening mechanism and an adsorption mechanism are fixed at the lower part of the installation bedplate;
the flattening mechanism comprises a flattening roller at the bottom and a transmission rod system capable of pushing the flattening roller to horizontally and outwards flatten along the medical film along with the downward movement of the mounting bedplate, and a first air cylinder and a second air cylinder which are used for exhausting air along with the outward movement of the flattening roller are further arranged on the transmission rod system;
the first air cylinder and the second air cylinder are sealed cylinder bodies, a piston is arranged in each sealed cylinder body, the piston is connected with an output shaft extending out of the cylinder body, one ends, far away from the output shaft, of the first air cylinder and the second air cylinder are provided with first ventilation ports, and one ends, close to the output shaft, of the first air cylinder and the second air cylinder are provided with a one-way valve and an electromagnetic valve;
the adsorption structure comprises a connecting rod fixedly connected with the mounting plate, a third air cylinder is fixed at the lower part of the connecting rod, one end of the third air cylinder is connected with an axially arranged threaded column through a threaded hole, one end of the threaded column is provided with a first operating disc, the other end of the threaded column is fixed with a first sealing plate, the first sealing plate is connected with a piston plate through a spring, the piston plate is connected with an air exhaust pipe, an air outlet is arranged at one end of the air exhaust pipe close to the piston plate, the air exhaust pipe extends out from the other end of the third air cylinder, the air exhaust pipe is movably connected with the third air cylinder in a sealing way, a limiting structure for preventing rotation is arranged between the piston plate and the third air cylinder, the suction cup is vertically connected with the end part of the air suction tube downwards, an air inlet is formed in the middle of the suction cup, a second air vent is formed in the upper part of the third air cylinder, and the first air vent is connected with the second air vent through a pipeline.
As a further improvement of the above scheme:
preferably, the transmission rod system comprises an n-shaped main frame body, the lower part of the n-shaped main frame body is rotatably connected with a first connecting rod and a second connecting rod through a fixing pin, the first connecting rod is rotatably connected with a first air cylinder and a third connecting rod through a fixing pin, the end part of the third connecting rod is rotatably connected with one end of a first pin joint seat through a fixing pin, the other end of the first pin joint seat is rotatably connected with an output shaft of the first air cylinder, and the middle part of the first pin joint seat is fixedly connected with the upper end part of the vertical rod; the middle part of the second connecting rod is rotatably connected with a fourth connecting rod through a fixing pin, and the tail end of the second connecting rod is rotatably connected with a second air cylinder and a fifth connecting rod; the middle part of the fourth connecting rod is connected with a sixth connecting rod through a fixing pin, the tail end of the fourth connecting rod is rotatably connected with a second pin joint seat through a fixing pin, and the second pin joint seat is fixedly connected with the upper part of the upright rod; the utility model discloses a cylinder, including sixth connecting rod, extension section, fixed pin and second inflator, sixth connecting rod middle part is equipped with the extension section, the output shaft that the extension section passes through fixed pin and second inflator rotates to be connected, sixth connecting rod end rotates and is connected with the seventh connecting rod, the seventh connecting rod rotates through the fixed pin with fifth connecting rod middle part to be connected, fifth connecting rod end rotates through the fixed pin to be connected with the eighth connecting rod, the eighth connecting rod rotates through the fixed pin with the pole setting middle part to be connected, the pole setting end-to-end connection has the horizontal pole, it smooths the roller to rotate to be connected with on the horizontal pole.
Preferably, the material moving mechanism comprises a truss fixed on the upper portion of the frame and used for the material moving device to move in a reciprocating mode, a slide way is formed in the truss, a sliding trolley is connected in the sliding mode, a lifting device is fixed on the lower portion of the sliding trolley, a threaded seat is arranged on the upper portion of the sliding trolley and connected with a driving screw through threads, two ends of the driving screw are rotatably connected with the truss through bearing seats, the end portion of the driving screw is fixedly connected with an output shaft of a first motor, the lifting device comprises a first air cylinder and a first sliding rod, the end portion of an output shaft of the first air cylinder is fixedly connected with an installation bedplate, a sliding sleeve matched with the first sliding rod is arranged on the side edge of the installation bedplate, and the sliding sleeve is sleeved on the first sliding rod.
Preferably, the installation platen is a rectangular plate, a plurality of installation holes which are arranged in a penetrating mode are evenly formed in the diagonal line of the rectangular plate, a first limiting groove is formed in the lower portion of each installation hole, a first limiting block which is matched with the first limiting groove is arranged on the connecting rod, the connecting rod is matched with the installation holes, and external threads which are used for being connected with locking nuts are arranged at the upper end of the connecting rod.
Preferably, the lower portion of the rectangular mounting plate is further provided with a diamond mounting table, dovetail sliding grooves are formed in the diamond mounting table along the horizontal center line and the vertical center line of the mounting table plate, n-shaped main frame bodies are connected in the dovetail sliding grooves in a sliding mode, and the mounting table plate is connected with limiting bolts extending into the dovetail sliding grooves through threaded holes.
Preferably, the collecting device comprises a limiting rod in a rectangular array, an inclined surface facing the center of the array is arranged at the upper part of the limiting rod, and a smooth elastic layer is arranged on the inclined surface.
Preferably, the feeding roller assembly comprises a first mounting frame, a first feeding roller and a second feeding roller are rotatably mounted on the first mounting frame through bearings, the end parts of the first feeding roller and the second feeding roller are in gear transmission, the end part of the first feeding roller is connected with a transmission wheel through a belt pulley and a belt, a first worm wheel is fixed on a rotating shaft of the transmission wheel, the transmission wheel is rotatably connected with the first mounting frame through a bearing, the first worm wheel is meshed with a first worm, the first worm is rotatably connected with the frame body through a bearing seat, a first helical gear is fixed on the end part of the first worm, the first helical gear is meshed with a second helical gear, the second helical gear is fixed on the end part of a third feeding roller, the third feeding roller and a fourth feeding roller are rotatably mounted on the second mounting frame through bearings, and the third feeding roller and the fourth feeding roller are in gear transmission, the other end of the fourth feeding roller is fixedly connected with an output shaft of the second motor.
Preferably, an adjusting device is further arranged between the first mounting frame and the second mounting frame, the adjusting device comprises a first mounting rod and a second mounting rod which are arranged along the rack, a first threaded rod and a second threaded rod are rotatably connected between the first mounting rod and the second mounting rod through bearings, the first threaded rod and the second threaded rod are bidirectional threaded rods, the first threaded rod and the second threaded rod are connected with a first push plate and a second push plate through threads, the first push plate and the second push plate have thickness, the lower parts of the first push plate and the second push plate are contacted with the workbench on the upper part of the machine frame, a second worm wheel is fixed at the end parts of the first threaded rod and the second threaded rod and is meshed with a second worm, the second worm is rotatably connected with the second mounting rod through a bearing seat, and a second operating panel is arranged at the end part of the second worm.
Preferably, the transverse cutting device and the longitudinal cutting device have the same structure and respectively comprise a first mounting column and a second mounting column, the first mounting column and the second mounting column are connected with a first slider and a second slider through dovetail chutes in a sliding manner, the second slider is fixedly connected with an output shaft of a second cylinder, the second cylinder is fixedly connected with the second mounting column, a sliding rail and a fixing rod are fixed between the first slider and the second slider, a cutter mounting frame is connected on the sliding rail in a sliding manner, a cutter is mounted on the cutter mounting frame, the cutter mounting frame is connected with a transmission screw through threads, two ends of the transmission screw are rotatably connected with the first slider and the second slider through bearings, the end part of the transmission screw is fixedly connected with an output shaft of a third motor, an L-shaped mounting plate is fixed on the fixing rod, and a second sliding rod and a third sliding rod are connected on the L-shaped mounting plate through threads, second slide bar, third slide bar middle part sliding connection have slide, tip fixedly connected with end, it is equipped with the spring still to overlap on the third slide bar, spring one end is pressed and is established on L shape mounting panel, the other end is pressed and is established on the slide, the slide is connected with the U-shaped mount pad, U-shaped mount pad both ends are equipped with the second stopper, the second stopper stretches into the second spacing inslot on first erection column, the second erection column lateral wall, the U-shaped mount pad is connected with the compression roller through the bearing room rotation.
Compared with the prior art, the invention has the following beneficial effects:
through setting up the removal subassembly, cutting the structure, smoothing mechanism and adsorption apparatus structure, can cut and collect the film in succession, improve simultaneously and cut the quality for the border that cuts of film is more neat, and the size of film is more unified.
Drawings
Fig. 1 is an overall structural view of the present invention.
Fig. 2 is one of the partially enlarged views of fig. 1.
Fig. 3 is a second enlarged view of the portion of fig. 1.
Fig. 4 is a structural view of the material grabbing assembly.
Fig. 5 is a structural view of the flattening mechanism.
Fig. 6 is a structural view of the adsorption mechanism.
Fig. 7 is a sectional view of fig. 6.
Fig. 8 is a front view of the cutting structure.
Fig. 9 is a rear view of fig. 8.
Reference numerals: 1. a feeding device; 2. a traction device; 3. a tension adjusting device; 4. a feed roll assembly; 401. a first mounting bracket; 402. a second feed roll; 403. a first feed roll; 404. a belt pulley; 405. a belt; 406. a driving wheel; 407. a first worm gear; 408. a first worm; 409. a first helical gear; 410. a second helical gear; 411. a third feed roll; 412. a fourth feed roll; 413. a second mounting bracket; 5. an adjustment device; 501. a first mounting bar; 502. a first threaded rod; 503. a second worm; 504. a second mounting bar; 505. a second push plate; 506. a first push plate; 507. a second threaded rod; 508. a second worm gear; 6. a frame; 7. a crosscutting device; 8. a material moving mechanism; 801. a first cylinder; 802. a sliding trolley; 803. a drive screw; 804. a first motor; 805. a truss; 806. a first slide bar; 9. a collection device; 901. a limiting rod; 902. a smooth elastic layer; 10. a slitting device; 1001. a first mounting post; 1002. a second mounting post; 1003. a second slider; 1004. a first slider; 1005. a third motor; 1006. a cutter mounting rack; 1007. a cutter; 1008. a compression roller; 1009. a slide plate; 10010. an L-shaped mounting plate; 10011. a second cylinder; 10012. a second slide bar; 10013. a third slide bar; 10014. a U-shaped mounting seat; 11. a material grabbing component; 12. a smoothing mechanism; 1201. an n-shaped main frame body; 1202. a first link; 1203. a first gas cylinder; 1204. a first pin joint seat; 1205. erecting a rod; 1206. smoothing rollers; 1207. an eighth link; 1208. a fifth link; 1209. a seventh connecting rod; 1210. a second link; 1211. a fourth link; 1212. a second gas cylinder; 1213. a sixth link; 1214. a second pin joint seat; 1215. a third link; 13. an adsorption mechanism; 1301. a second transfer port; 1302. an air exhaust pipe; 1303. a suction cup; 1304. a connecting rod; 1305. a first stopper; 1306. a threaded post; 1307. a first operation panel; 1308. a third gas cylinder; 1309. a first sealing plate; 1310. a piston plate; 1311. and an air outlet.
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.
In the description of the present invention, "a plurality" means two or more unless otherwise specified; the terms "upper", "lower", "left", "right", "inner", "outer", "front", "rear", "head", "tail", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are only for convenience in describing and simplifying the description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed in a particular orientation, and be operated, and thus, should not be construed as limiting the invention. Furthermore, the terms "first," "second," "third," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "connected" and "connected" are to be interpreted broadly, e.g., as being fixed or detachable or integrally connected; can be mechanically or electrically connected; may be directly connected or indirectly connected through an intermediate. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Example (b):
as shown in fig. 1-9, a cutting system for medical film comprises a feeding device 1, a traction device 2, a tension adjusting device 53 and a cutting device;
the cutting device comprises a frame 6, a feed roller assembly 4 is arranged at the feed end of the frame 6, a cutting structure is arranged in the middle of the frame 6, a film collecting device 9 is arranged at the tail end of the frame 6, and a material moving mechanism 8 is further arranged at the upper part of the frame 6;
the cutting structure comprises a transverse cutting device 7 transversely arranged on the rack 6 and longitudinal cutting devices 10 vertically arranged on two sides of the rack 6, and the material moving mechanism 8 comprises a moving assembly capable of reciprocating along the rack 6 and a material grabbing assembly 11 fixed at the lower part of the moving assembly;
the material grabbing component 11 comprises an installation bedplate capable of moving up and down in a reciprocating manner, and a flattening mechanism 12 and an adsorption mechanism 13 are fixed at the lower part of the installation bedplate;
the smoothing mechanism 12 comprises a smoothing roller 1206 at the bottom and a transmission rod system which can push the smoothing roller 1206 outwards along the medical film along the horizontal direction to smooth along with the downward movement of the mounting bedplate, and the transmission rod system is also provided with a first air cylinder 1203 and a second air cylinder 1212 which can exhaust air along with the outward movement of the smoothing roller 1206;
the first air cylinder 1203 and the second air cylinder 1212 are sealed cylinder bodies, a piston is arranged in each sealed cylinder body, the piston is connected with an output shaft extending out of the cylinder body, one ends, far away from the output shaft, of the first air cylinder 1203 and the second air cylinder 1212 are provided with first ventilation ports, and one ends, close to the output shaft, of the first air cylinder 1203 and the second air cylinder 1212 are provided with a one-way valve and an electromagnetic valve;
the adsorption structure comprises a connecting rod 1304 fixedly connected with a mounting plate, a third air cylinder 1308 is fixed on the lower portion of the connecting rod 1304, one end of the third air cylinder 1308 is connected with an axially arranged threaded column 1306 through a threaded hole, a first operating plate 1307 is arranged at one end of the threaded column 1306, a first sealing plate 1309 is fixed at the other end of the threaded column 1306, the first sealing plate 1309 is connected with a piston plate 1310 through a spring, an air suction pipe 1302 is connected onto the piston plate 1310, an air outlet 1311 is arranged at one end, close to the piston plate 1310, of the air suction pipe 1302, the air suction pipe 1302 extends out from the other end of the third air cylinder 1308, the air suction pipe 1302 is movably connected with the third air cylinder 1308 in a sealing mode, a rotation prevention limiting structure is arranged between the piston plate 1310 and the third air cylinder 1308, a suction cup is vertically connected to the end portion of the air suction pipe 1302 downwards, an air inlet is arranged in the middle of the suction cup 1303, and a second air exchange port 1301 is arranged at the upper portion of the third air cylinder 1308, the first transfer port and the second transfer port 1301 are connected through a pipe.
The transmission rod system comprises an n-shaped main frame body 1201, a first connecting rod 1202 and a second connecting rod 1210 are rotatably connected to the lower portion of the n-shaped main frame body 1201 through fixing pins, a first air cylinder 1203 and a third connecting rod 1215 are rotatably connected to the first connecting rod 1202 through fixing pins, the end portion of the third connecting rod 1215 is rotatably connected with one end of a first pin joint seat 1204 through fixing pins, the other end of the first pin joint seat 1204 is rotatably connected with an output shaft of the first air cylinder 1203, and the middle portion of the first pin joint seat 1204 is fixedly connected with the upper end portion of a vertical rod 1205; the middle part of the second connecting rod 1210 is rotatably connected with a fourth connecting rod 1211 through a fixing pin, and the tail end of the second connecting rod 1210 is rotatably connected with a second air cylinder 1212 and a fifth connecting rod 1208; a sixth connecting rod 1213 is connected to the middle of the fourth connecting rod 1211 through a fixing pin, a second pin joint 1214 is rotatably connected to the end of the fourth connecting rod 1211 through a fixing pin, and the second pin joint 1214 is fixedly connected to the upper part of the vertical rod 1205; sixth connecting rod 1213 middle part is equipped with the extension section, the output shaft that the extension section passes through fixed pin and second inflator 1212 rotates to be connected, sixth connecting rod 1213 tip rotates and is connected with seventh connecting rod 1209, seventh connecting rod 1209 rotates through the fixed pin with fifth connecting rod 1208 middle part and is connected, fifth connecting rod 1208 end rotates through the fixed pin and is connected with eighth connecting rod 1207, eighth connecting rod 1207 rotates through the fixed pin with pole setting 1205 middle part and is connected, pole setting 1205 end-to-end connection has the horizontal pole, it smooths the roller 1206 to rotate to be connected with on the horizontal pole.
The material moving mechanism 8 comprises a truss 805 fixed on the upper portion of the rack 6 and used for the material moving device to move in a reciprocating manner, a slideway is formed in the truss 805, a sliding trolley 802 is connected in the sliding manner, a lifting device is fixed on the lower portion of the sliding trolley 802, a threaded seat is arranged on the upper portion of the sliding trolley 802 and connected with a driving screw 803 through threads, two ends of the driving screw 803 are rotatably connected with the truss 805 through bearing seats, the end portion of the driving screw 803 is fixedly connected with an output shaft of a first motor 804, the lifting device comprises a first air cylinder 801 and a first sliding rod 806, the end portion of the output shaft of the first air cylinder 801 is fixedly connected with an installation bedplate, a sliding sleeve matched with the first sliding rod 806 is arranged on the side edge of the installation bedplate, and the sliding sleeve is sleeved on the first sliding rod 806.
The mounting table plate is a rectangular plate, a plurality of mounting holes which are arranged in a penetrating mode are uniformly formed in the diagonal line of the rectangular plate, a first limiting groove is formed in the lower portion of each mounting hole, a first limiting block 1305 matched with the first limiting groove is arranged on the connecting rod 1304, the connecting rod 1304 is matched with the mounting holes, and external threads used for being connected with locking nuts are arranged at the upper end of the connecting rod 1304.
The rectangular mounting plate is characterized in that a diamond mounting table is further arranged on the lower portion of the rectangular mounting plate, dovetail sliding grooves are formed in the diamond mounting table in the horizontal center line direction and the vertical center line direction of the mounting table plate, n-shaped main frame bodies 1201 are connected in the dovetail sliding grooves in a sliding mode, and limiting bolts extending into the dovetail sliding grooves are connected to the mounting table plate through threaded holes.
The collecting device 9 comprises a limiting rod 901 in a rectangular array, an inclined surface facing the center of the array is arranged at the upper part of the limiting rod 901, and a smooth elastic layer 902 is arranged on the inclined surface.
The feed roller assembly 4 comprises a first mounting frame 401, a first feed roller 403 and a second feed roller 402 are rotatably mounted on the first mounting frame 401 through bearings, the ends of the first feed roller 403 and the second feed roller 402 are in gear transmission, the end of the first feed roller 403 is connected with a transmission wheel 406 through a belt pulley 404 and a belt 405, a first worm wheel 407 is fixed on the rotating shaft of the transmission wheel 406, the transmission wheel 406 is rotatably connected with the first mounting frame 401 through bearings, the first worm wheel 407 is engaged with a first worm 408, the first worm 408 is rotatably connected with a frame body through a bearing seat, a first helical gear 409 is fixed on the end of the first worm 408, the first helical gear 409 is engaged with a second helical gear 410, the second helical gear 410 is fixed on the end of a third feed roller 411, the third feed roller 411 and a fourth feed roller 412 are rotatably mounted on a second mounting frame 413 through bearings, the third feeding roller 411 and the fourth feeding roller 412 are in gear transmission, and the other end of the fourth feeding roller 412 is fixedly connected with an output shaft of the second motor.
Still be equipped with adjusting device 5 between first mounting bracket 401 and the second mounting bracket 413, adjusting device 5 includes first installation pole 501 and the second installation pole 504 that sets up along frame 6, be connected with first threaded rod 502 and second threaded rod 507 through bearing rotation between first installation pole 501 and the second installation pole 504, first threaded rod 502 and second threaded rod 507 are two-way screw, there are first push pedal 506 and second push pedal 505 on first threaded rod 502 and the second threaded rod 507 through threaded connection, first push pedal 506, second push pedal 505 have thickness, first push pedal 506, the workstation contact on second push pedal 505 lower part and frame 6 upper portion, first threaded rod 502, second threaded rod 507 tip still are fixed with second worm wheel 508, second worm wheel 508 and the meshing of second worm 503, second worm 503 is connected with second installation pole 504 through the bearing frame rotation, the end of the second worm 503 is provided with a second operation plate.
The transverse cutting device 7 and the longitudinal cutting device 10 have the same structure and respectively comprise a first mounting column 1001 and a second mounting column 1002, the first mounting column 1001 and the second mounting column 1002 are connected with a first slide block 1004 and a second slide block 1003 through dovetail chutes in a sliding manner, the second slide block 1003 is fixedly connected with an output shaft of a second air cylinder 10011, the second air cylinder 10011 is fixedly connected with the second mounting column 1002, a slide rail and a fixing rod are fixed between the first slide block 1004 and the second slide block 1003, a cutter mounting frame 1006 is connected on the slide rail in a sliding manner, a cutter 1007 is mounted on the cutter mounting frame 1006, the cutter mounting frame 1006 is connected with a transmission screw through threads, two ends of the transmission screw are rotatably connected with the first slide block 1004 and the second slide block 1003 through bearings, the end part of the transmission screw is fixedly connected with an output shaft of a third motor 1005, and an L-shaped mounting plate 10010 is fixed on the fixing rod, a second sliding rod 10012 and a third sliding rod 10013 are connected to the L-shaped mounting plate 10010 through threads, a sliding plate 1009 is slidably connected to the middle of the second sliding rod 10012 and the third sliding rod 10013, the end part is fixedly connected to the end, a spring is further sleeved on the third sliding rod 10013, one end of the spring is arranged on the L-shaped mounting plate 10010 in a pressing manner, the other end of the spring is arranged on the sliding plate 1009 in a pressing manner, the sliding plate 1009 is connected to a U-shaped mounting seat 10014, second limiting blocks are arranged at two ends of the U-shaped mounting seat 10014, the second limiting blocks extend into second limiting grooves on the side walls of the first mounting column 1001 and the second mounting column 1002, and the U-shaped mounting seat 10014 is rotatably connected to a pressing roller 1008 through a bearing chamber;
the working principle of the invention is as follows: the medical film is fed through a feeding device 1, the medical film is pulled into a tension adjusting device 53 through a pulling device 2, the tension of the medical film is adjusted through a floating roller system in the tension adjusting device 53, then the medical film is pulled into a cutting device, the medical film enters between a first feeding roller 403 and a second feeding roller 402, a second motor (not shown in the figure) drives a fourth feeding roller 412 to rotate anticlockwise, the fourth feeding roller 412 drives a third feeding roller 411 to rotate clockwise when rotating, the third feeding roller 411 rotates and simultaneously drives a first worm 408 to rotate through a second bevel gear 410 and a first bevel gear 409, the first worm 408 rotates and drives a first worm wheel 407 to rotate, the first worm wheel 407 drives a belt pulley 404 and the first feeding roller 403 to rotate clockwise through a driving wheel 406 and a belt 405, the first feeding roller 403 drives the second feeding roller 402 to rotate anticlockwise through a gear, so that the medical film passes between the first feeding roller 403 and the second feeding roller 402 and between the third feeding roller 411 and the fourth feeding roller 412, and is arranged through the first worm 408 and the first worm wheel 407, so that the first feeding roller 403 and the second feeding roller 402 can only rotate when the fourth feeding roller 412 rotates, and the length of the medical film between the first mounting frame 401 and the second mounting frame 413 is constant;
an adjusting device 5 is further arranged between the first mounting frame 401 and the second mounting frame 413, the second worm 503 can drive the second worm wheel 508 to rotate by rotating the second operating panel, the second worm wheel 508 can drive the first threaded rod 502 and the second threaded rod 507 to rotate by rotating, the first threaded rod 502 and the second threaded rod 507 are bidirectional threaded rods, so that the first push plate 506 and the second push plate 505 simultaneously move inwards or outwards, and the transverse position of the film on the frame 6 can be adjusted;
after the medical film passes through the third feeding roller 411 and the fourth feeding roller 412, the medical film comes to the lower part of the crosscutting device 7, the passing length of the medical film is controlled by detecting the number of rotation turns of the rotating shaft of the second motor, when the passing length reaches a specified length, the second motor is braked, meanwhile, the output shaft of the second air cylinder 10011 retracts, the first slider 1004 and the second slider 1003 move downwards, meanwhile, the L-shaped mounting plate 10010 drives the U-shaped mounting seat 10014 to move downwards, when the output shaft of the second air cylinder 10011 retracts completely, the compression roller 1008 is in contact with the medical film, meanwhile, the sliding plate 1009 slides upwards along the second sliding rod 10012 and the third sliding rod 10013, and the spring is compressed and deformed;
meanwhile, the cutter 1007 is also pressed on a cutting table at the bottom, the cutting table is a replaceable smooth wooden cutting table, the third motor 1005 stops after rotating for a fixed number of turns, the third motor 1005 drives the transmission screw to rotate, the transmission screw enables the cutter mounting rack 1006 to move along the slide rail, and the cutter 1007 transversely cuts the medical film in the moving process;
after the third motor 1005 is stopped, the first motor 804 is started, the first motor 804 drives the driving screw 803 to rotate, the driving screw 803 drives the sliding trolley 802 to move along the slideway, the sliding trolley 802 moves to the end part close to the crosscutting device 7, the end part is provided with a proximity switch, the third motor 1005 brakes after the proximity switch is triggered, the first air cylinder 801 is started at the same time, the output shaft of the first air cylinder 801 extends out to drive the mounting bedplate to move downwards, the output shaft of the first air cylinder 801 continues to extend out after the smoothing stick is contacted with the medical film, the smoothing roller 1206 moves towards the edge direction along the medical film to smooth the medical film, the third air cylinder 1308 is pumped by the first air cylinder 1203 and the second air cylinder 1212 in the outward moving process of the smoothing roller 1206, the exhaust pipe 1302 of the third air cylinder 1308 is communicated with the outside, when the suction cup is contacted with the medical film at the bottom part 1303, the port 1302 communicated with the outside is cut off by the medical film, the first air cylinder 1203 and the second air cylinder 1212 continue to pump air into the third air cylinder 1308, air between the piston plate 1310 and the third air cylinder 1308 is pumped out, the piston plate 1310 moves towards the end of the third air cylinder 1308, meanwhile, the spring is stretched, and at the moment, the suction cup 1303 absorbs the medical film and also has outward-expanding tension, so that the medical film is flattened, tensioned and grabbed;
starting a first motor 804 to drive a driving screw 803 to rotate, so that the sliding trolley 802 moves back, when two ends of the medical film are positioned at the lower part of the longitudinal cutting device 10, laser induction switches at two ends of the longitudinal cutting device 10 are triggered, and the longitudinal cutting device 10 is started to cut two sides of the medical film, so that the cutting action of the medical film is completed;
after cutting is finished, the mounting platen is lifted through the first air cylinder 801, so that the medical film is driven to lift, the first motor 804 is started to drive the driving screw 803 to rotate, the sliding trolley 802 continues to move back, when the sliding trolley 802 moves right above the collecting device 9, the proximity switch is triggered, so that the electromagnetic valve is opened, and when the electromagnetic valve is not opened, the one-way valve only can exhaust air outwards, so that external air cannot be extracted from one ends of the first air cylinder 1203 and the second air cylinder 1212 close to the one-way valve, and even if the mounting platen is lifted, the leveling roller 1206 can not return under the action of gravity;
after the electromagnetic valve is opened, the first air cylinder 1203 and the second air cylinder 1212 are communicated with the outside air, so that the air can be sucked out, the smoothing roller 1206 returns under the action of gravity, the air which is discharged from the piston to one end of the first ventilation port is discharged into the third air cylinder 1308, the negative pressure of the suction cup 1303 is relieved, and the cut medical films are taken into the collecting device 9 by the smoothing roller 1206;
and repeating the steps to finish the cutting and collecting processes of the medical film.
The above-mentioned embodiments are only preferred embodiments of the present invention, and the scope of the claims of the present invention should not be limited by the above-mentioned embodiments, because the modifications, equivalent variations, improvements, etc. made in the claims of the present invention still fall within the scope of the present invention.

Claims (9)

1. A cutting system of a medical film comprises a feeding device, a traction device, a tension adjusting device and a cutting device;
the cutting device comprises a frame, a feeding roller assembly is arranged at the feeding end of the frame, a cutting structure is arranged in the middle of the frame, a film collecting device is arranged at the tail end of the frame, and a material moving mechanism is further arranged at the upper part of the frame; the method is characterized in that:
the cutting structure comprises a transverse cutting device transversely arranged on the rack and longitudinal cutting devices vertically arranged on two sides of the rack, and the material moving mechanism comprises a moving assembly capable of moving back and forth along the rack and a material grabbing assembly fixed on the lower portion of the moving assembly;
the material grabbing component comprises an installation bedplate capable of moving up and down in a reciprocating manner, and a flattening mechanism and an adsorption mechanism are fixed at the lower part of the installation bedplate;
the flattening mechanism comprises a flattening roller at the bottom and a transmission rod system capable of pushing the flattening roller to horizontally and outwards flatten along the medical film along with the downward movement of the mounting bedplate, and a first air cylinder and a second air cylinder which are used for exhausting air along with the outward movement of the flattening roller are further arranged on the transmission rod system;
the first air cylinder and the second air cylinder are sealed cylinder bodies, a piston is arranged in each sealed cylinder body, the piston is connected with an output shaft extending out of the cylinder body, one ends, far away from the output shaft, of the first air cylinder and the second air cylinder are provided with first ventilation ports, and one ends, close to the output shaft, of the first air cylinder and the second air cylinder are provided with a one-way valve and an electromagnetic valve;
the adsorption structure comprises a connecting rod fixedly connected with the mounting plate, a third air cylinder is fixed at the lower part of the connecting rod, one end of the third air cylinder is connected with an axially arranged threaded column through a threaded hole, one end of the threaded column is provided with a first operating disc, the other end of the threaded column is fixed with a first sealing plate, the first sealing plate is connected with a piston plate through a spring, the piston plate is connected with an air exhaust pipe, an air outlet is arranged at one end of the air exhaust pipe close to the piston plate, the air exhaust pipe extends out from the other end of the third air cylinder, the air exhaust pipe is movably connected with the third air cylinder in a sealing way, a limiting structure for preventing rotation is arranged between the piston plate and the third air cylinder, the suction cup is vertically connected with the end part of the air suction tube downwards, an air inlet is formed in the middle of the suction cup, a second air vent is formed in the upper part of the third air cylinder, and the first air vent is connected with the second air vent through a pipeline.
2. The system for cutting medical film according to claim 1, wherein: the transmission rod system comprises an n-shaped main frame body, the lower part of the n-shaped main frame body is rotatably connected with a first connecting rod and a second connecting rod through a fixing pin, the first connecting rod is rotatably connected with a first air cylinder and a third connecting rod through the fixing pin, the end part of the third connecting rod is rotatably connected with one end of a first pin joint seat through the fixing pin, the other end of the first pin joint seat is rotatably connected with an output shaft of the first air cylinder, and the middle part of the first pin joint seat is fixedly connected with the upper end part of the vertical rod; the middle part of the second connecting rod is rotatably connected with a fourth connecting rod through a fixing pin, and the tail end of the second connecting rod is rotatably connected with a second air cylinder and a fifth connecting rod; the middle part of the fourth connecting rod is connected with a sixth connecting rod through a fixing pin, the tail end of the fourth connecting rod is rotatably connected with a second pin joint seat through a fixing pin, and the second pin joint seat is fixedly connected with the upper part of the upright rod; the utility model discloses a cylinder, including sixth connecting rod, extension section, fixed pin and second inflator, sixth connecting rod middle part is equipped with the extension section, the output shaft that the extension section passes through fixed pin and second inflator rotates to be connected, sixth connecting rod end rotates and is connected with the seventh connecting rod, the seventh connecting rod rotates through the fixed pin with fifth connecting rod middle part to be connected, fifth connecting rod end rotates through the fixed pin to be connected with the eighth connecting rod, the eighth connecting rod rotates through the fixed pin with the pole setting middle part to be connected, the pole setting end-to-end connection has the horizontal pole, it smooths the roller to rotate to be connected with on the horizontal pole.
3. The system for cutting medical film according to claim 1, wherein: the material moving mechanism comprises a truss fixed on the upper portion of the rack and used for enabling a material moving device to move in a reciprocating mode, a slide way is formed in the truss, a sliding trolley is connected in a sliding mode, a lifting device is fixed on the lower portion of the sliding trolley, a threaded seat is arranged on the upper portion of the sliding trolley and connected with a driving screw rod through threads, the two ends of the driving screw rod are connected with the truss in a rotating mode through bearing seats, the end portion of the driving screw rod is fixedly connected with an output shaft of a first motor, the lifting device comprises a first air cylinder and a first sliding rod, the end portion of an output shaft of the first air cylinder is fixedly connected with an installation bedplate, a sliding sleeve matched with the first sliding rod is arranged on the side edge of the installation bedplate, and the sliding sleeve is sleeved on the first sliding rod.
4. The system for cutting medical film according to claim 3, wherein: the mounting table plate is a rectangular plate, a plurality of mounting holes which are arranged in a penetrating mode are uniformly formed in the diagonal line of the rectangular plate, a first limiting groove is formed in the lower portion of each mounting hole, a first limiting block matched with the first limiting groove is arranged on the connecting rod, the connecting rod is matched with the mounting holes, and external threads used for being connected with locking nuts are arranged at the upper end of the connecting rod.
5. The system for cutting medical film according to claim 4, wherein: the rectangular mounting plate is characterized in that a diamond mounting table is further arranged on the lower portion of the rectangular mounting plate, dovetail chutes are formed in the diamond mounting table along the horizontal center line and the vertical center line of the mounting table plate, n-shaped main frame bodies are connected in the dovetail chutes in a sliding mode, and limiting bolts extending into the dovetail chutes are connected to the mounting table plate through threaded holes.
6. The system for cutting medical film according to claim 1, wherein: the collecting device comprises a limiting rod in a rectangular array, an inclined plane facing the center of the array is arranged at the upper part of the limiting rod, and a smooth elastic layer is arranged on the inclined plane.
7. The system for cutting medical film according to claim 1, wherein: the feeding roller component comprises a first mounting frame, a first feeding roller and a second feeding roller are rotatably mounted on the first mounting frame through bearings, the end parts of the first feeding roller and the second feeding roller are in gear transmission, the end part of the first feeding roller is connected with a driving wheel through a belt pulley and a belt, a first worm wheel is fixed on a rotating shaft of the driving wheel, the driving wheel is rotatably connected with the first mounting frame through a bearing, the first worm wheel is meshed with a first worm, the first worm is rotatably connected with a frame body through a bearing seat, a first helical gear is fixed at the end part of the first worm, the first helical gear is meshed with a second helical gear, the second helical gear is fixed at the end part of a third feeding roller, the third feeding roller and a fourth feeding roller are rotatably mounted on the second mounting frame through bearings, and the third feeding roller and the fourth feeding roller are in gear transmission, the other end of the fourth feeding roller is fixedly connected with an output shaft of the second motor.
8. The system for cutting medical film according to claim 7, wherein: still be equipped with adjusting device between first mounting bracket and the second mounting bracket, adjusting device includes first installation pole and the second installation pole that sets up along the frame, rotate through the bearing between first installation pole and the second installation pole and be connected with first threaded rod and second threaded rod, first threaded rod and second threaded rod are two-way screw rod, there are first push pedal and second push pedal through threaded connection on first threaded rod and the second threaded rod, first push pedal, second push pedal have thickness, the workstation contact on first push pedal, second push pedal lower part and frame upper portion, first threaded rod, second threaded rod tip still are fixed with the second worm wheel, second worm wheel and second worm meshing, the second worm passes through the bearing frame and is connected with the rotation of second installation pole, the second worm tip is equipped with the second operation panel.
9. The system for cutting medical film according to claim 1, wherein: the transverse cutting device and the longitudinal cutting device are structurally the same and respectively comprise a first mounting column and a second mounting column, a first sliding block and a second sliding block are connected to the first mounting column and the second mounting column in a sliding mode through dovetail sliding grooves, the second sliding block is fixedly connected with an output shaft of a second air cylinder, the second air cylinder is fixedly connected with the second mounting column, a sliding rail and a fixing rod are fixed between the first sliding block and the second sliding block, a cutter mounting frame is connected to the sliding rail in a sliding mode, a cutter is mounted on the cutter mounting frame, the cutter mounting frame is connected with a transmission screw through threads, two ends of the transmission screw are rotatably connected with the first sliding block and the second sliding block through bearings, the end portion of the transmission screw is fixedly connected with an output shaft of a third motor, an L-shaped mounting plate is fixed to the fixing rod, and a second sliding rod and a third sliding rod are connected to the L-shaped mounting plate through threads, second slide bar, third slide bar middle part sliding connection have slide, tip fixedly connected with end, it is equipped with the spring still to overlap on the third slide bar, spring one end is pressed and is established on L shape mounting panel, the other end is pressed and is established on the slide, the slide is connected with the U-shaped mount pad, U-shaped mount pad both ends are equipped with the second stopper, the second stopper stretches into the second spacing inslot on first erection column, the second erection column lateral wall, the U-shaped mount pad is connected with the compression roller through the bearing room rotation.
CN202210140150.7A 2022-02-16 2022-02-16 Cutting system of medical film Active CN114407127B (en)

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