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CN114474956A - Medical composite material and finished product cutting tool - Google Patents

Medical composite material and finished product cutting tool Download PDF

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Publication number
CN114474956A
CN114474956A CN202111564730.0A CN202111564730A CN114474956A CN 114474956 A CN114474956 A CN 114474956A CN 202111564730 A CN202111564730 A CN 202111564730A CN 114474956 A CN114474956 A CN 114474956A
Authority
CN
China
Prior art keywords
rod
fixed
base
layer
cutting knife
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Withdrawn
Application number
CN202111564730.0A
Other languages
Chinese (zh)
Inventor
张文驰
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.)
Xuzhou Yaxing Medical Technology Co ltd
Original Assignee
Xuzhou Yaxing Medical Technology Co ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Xuzhou Yaxing Medical Technology Co ltd filed Critical Xuzhou Yaxing Medical Technology Co ltd
Priority to CN202111564730.0A priority Critical patent/CN114474956A/en
Publication of CN114474956A publication Critical patent/CN114474956A/en
Withdrawn legal-status Critical Current

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    • BPERFORMING OPERATIONS; TRANSPORTING
    • B32LAYERED PRODUCTS
    • B32BLAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B38/00Ancillary operations in connection with laminating processes
    • B32B38/0004Cutting, tearing or severing, e.g. bursting; Cutter details
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B32LAYERED PRODUCTS
    • B32BLAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B21/00Layered products comprising a layer of wood, e.g. wood board, veneer, wood particle board
    • B32B21/02Layered products comprising a layer of wood, e.g. wood board, veneer, wood particle board the layer being formed of fibres, chips, or particles, e.g. MDF, HDF, OSB, chipboard, particle board, hardboard
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B32LAYERED PRODUCTS
    • B32BLAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B21/00Layered products comprising a layer of wood, e.g. wood board, veneer, wood particle board
    • B32B21/10Next to a fibrous or filamentary layer
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B32LAYERED PRODUCTS
    • B32BLAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B23/00Layered products comprising a layer of cellulosic plastic substances, i.e. substances obtained by chemical modification of cellulose, e.g. cellulose ethers, cellulose esters, viscose
    • B32B23/02Layered products comprising a layer of cellulosic plastic substances, i.e. substances obtained by chemical modification of cellulose, e.g. cellulose ethers, cellulose esters, viscose in the form of fibres or filaments
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B32LAYERED PRODUCTS
    • B32BLAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B23/00Layered products comprising a layer of cellulosic plastic substances, i.e. substances obtained by chemical modification of cellulose, e.g. cellulose ethers, cellulose esters, viscose
    • B32B23/04Layered products comprising a layer of cellulosic plastic substances, i.e. substances obtained by chemical modification of cellulose, e.g. cellulose ethers, cellulose esters, viscose comprising such cellulosic plastic substance as the main or only constituent of a layer, which is next to another layer of the same or of a different material
    • B32B23/044Layered products comprising a layer of cellulosic plastic substances, i.e. substances obtained by chemical modification of cellulose, e.g. cellulose ethers, cellulose esters, viscose comprising such cellulosic plastic substance as the main or only constituent of a layer, which is next to another layer of the same or of a different material of wood
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B32LAYERED PRODUCTS
    • B32BLAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B23/00Layered products comprising a layer of cellulosic plastic substances, i.e. substances obtained by chemical modification of cellulose, e.g. cellulose ethers, cellulose esters, viscose
    • B32B23/10Layered products comprising a layer of cellulosic plastic substances, i.e. substances obtained by chemical modification of cellulose, e.g. cellulose ethers, cellulose esters, viscose next to a fibrous or filamentary layer
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B32LAYERED PRODUCTS
    • B32BLAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B33/00Layered products characterised by particular properties or particular surface features, e.g. particular surface coatings; Layered products designed for particular purposes not covered by another single class
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B32LAYERED PRODUCTS
    • B32BLAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B37/00Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding
    • B32B37/06Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding characterised by the heating method
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B32LAYERED PRODUCTS
    • B32BLAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B37/00Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding
    • B32B37/10Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding characterised by the pressing technique, e.g. using action of vacuum or fluid pressure

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  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Wood Science & Technology (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Surgical Instruments (AREA)

Abstract

The invention relates to a medical composite material and a finished product cutting tool, wherein the finished product cutting tool comprises: the fixing device comprises a base and fixing plates which are fixedly arranged on the base and symmetrically arranged, wherein fixing rods are also fixed on the base; the fixed cutting knife is fixedly arranged on a fixed rod which is fixedly arranged on the base, the fixed cutting knife is also connected with a movable cutting knife, the movable cutting knife is matched with a limiting rod fixedly arranged on the base, the movable cutting knife is also connected with a rotating mechanism for driving the movable cutting knife to rotate, and the rotating mechanism is movably arranged on the base; the driving mechanism is movably arranged on the fixed plate and is connected with the rotating mechanism; the meshing component is movably arranged between the fixed plates and connected with the driving mechanism, and the driving mechanism drives the meshing component to move and drives the rotating mechanism to move.

Description

Medical composite material and finished product cutting tool
Technical Field
The invention relates to the field of processing, in particular to a medical composite material and a finished product cutting tool.
Background
The medical composite material is also called biological medical composite material, which is a biological medical material compounded by two or more than two different materials, the purpose of preparing the material is to further improve or improve the performance of a certain biological material, the material is mainly used for repairing and replacing human tissues and organs or improving the functions of the human tissues and organs, according to different base materials, the medical composite material can be divided into three types of polymer-based, metal-based and ceramic-based composite materials, which can be used as the base material of the biological composite material and also can be used as a reinforcement or a filler, and a large number of biomedical composite materials with different properties are formed by mutual matching or combination of the polymer-based, metal-based and ceramic-based composite materials, in the production of the medical composite material, the medical composite material needs to be cut, the traditional cutting is manually cut, this approach is inefficient and inaccurate, thus providing a tool for cutting medical composites and finished products.
Disclosure of Invention
The invention aims to provide a medical composite material and a finished product cutting tool, so as to solve the problems in the background technology.
In order to achieve the purpose, the invention provides the following technical scheme:
a medical composite material, comprising, in sequential stacked arrangement:
the water absorbing layer is arranged on the non-woven fabric layer;
the non-woven fabric layer, the disinfection and sterilization layer, the water absorption layer, the activated carbon layer and the fiber layer are combined in a hot pressing mode, and are compounded by hot rolling to form corrugations at the same time so as to increase the longitudinal elasticity of the fabric layer, the non-woven fabric layer is non-woven fabric, the disinfection and sterilization layer is a bamboo fiber layer, and the fiber layer is a natural plant fiber layer.
As a further scheme of the invention: the adjacent layers are directly jointed by solvent adhesives or laminated and compounded by adopting hot melt adhesive films as adhesives or hot-pressed and compounded by adopting hot melt adhesives, and dry particles are arranged between the fiber layer and the activated carbon layer.
A finish cutting tool comprising the medical composite of any one of claims 1-2, the finish cutting tool further comprising:
the fixing device comprises a base and fixing plates which are fixedly arranged on the base and symmetrically arranged, wherein fixing rods are also fixed on the base;
the fixed cutting knife is fixedly arranged on a fixed rod which is fixedly arranged on the base, the fixed cutting knife is also connected with a movable cutting knife, the movable cutting knife is matched with a limiting rod fixedly arranged on the base, the movable cutting knife is also connected with a rotating mechanism for driving the movable cutting knife to rotate, and the rotating mechanism is movably arranged on the base;
the driving mechanism is movably arranged on the fixed plate and is connected with the rotating mechanism;
the meshing component is movably arranged between the fixed plates and is connected with the driving mechanism.
As a still further scheme of the invention: slewing mechanism includes that the dwang of rotation installation on the base and fixed mounting just cut the elastic component of sword with the second taper gear and movable mounting on the base and be fixed with the activity that actuating mechanism is connected on the dwang, overlaps on the dwang to be equipped with the belt of being connected with elastic component.
As a still further scheme of the invention: the elastic component comprises a hollow rod which is rotatably installed on the base and provided with a limiting groove, a movable rod which is movably installed on the hollow rod and is fixed with a limiting block matched with the limiting groove, and a spring which is fixedly installed in the hollow rod and is connected with the movable rod, wherein a movable cutting knife is fixed on the movable rod and is connected with the movable cutting knife.
As a still further scheme of the invention: the driving mechanism comprises a motor fixedly mounted on the fixed plate, a transmission rod rotatably mounted on the fixed plate and connected with an output shaft of the motor, a first bevel gear fixedly mounted on the transmission rod and meshed with a second bevel gear, and a conveying assembly movably arranged on the base and connected with the transmission rod.
As a still further scheme of the invention: the conveying assembly comprises belt wheels which are fixedly installed on the transmission rod and symmetrically arranged, conveying belts sleeved on the belt wheels, and a plurality of through grooves which are arranged on the conveying belts in an equidistant mode, and the through grooves are matched with the movable cutting knives.
As a still further scheme of the invention: the meshing component comprises a first gear fixedly mounted on the transmission rod, a second gear rotatably mounted on the fixed plate and meshed with the first gear, and a transmission roller rotatably mounted between the fixed plates and coaxially connected with the second gear, wherein the transmission roller is matched with the conveyor belt.
Compared with the prior art, the invention has the beneficial effects that:
1. the medical composite material is produced by synthesizing a plurality of layers of materials, has the functions of sterilization, disinfection, water absorption, drying and the like, and has wide application range.
2. When the medical composite material cutting device is used, the produced medical composite material is placed between the driving mechanism and the meshing component, the driving mechanism works at the moment, the meshing component is driven to rotate, the medical composite material is driven to move, meanwhile, the driving mechanism can also drive the rotating mechanism to move, the movable cutting knife is driven to rotate, when the movable cutting knife moves to a position matched with the limiting rod, the movable cutting knife moves towards the direction of the fixed cutting knife while rotating, when the movable cutting knife moves to the position of the fixed cutting knife, the movable cutting knife is just attached to the fixed cutting knife, the medical composite material is cut, the movable cutting knife continues to move and is separated from the fixed cutting knife and the limiting rod, and the steps are repeated, so that the medical composite material is continuously and equidistantly cut.
Drawings
FIG. 1 is a schematic diagram of an embodiment of a medical composite and a cutting tool for a finished product.
FIG. 2 is a schematic diagram of another angle in an embodiment of a medical composite and finished cutting tool.
Fig. 3 is a schematic view showing the connection relationship of the driving mechanism, the engaging component and a part of the rotating mechanism in one embodiment of the cutting tool for medical composite materials and finished products.
Fig. 4 is a schematic view of a partial cross-sectional structure of an embodiment of a medical composite and a final cutting tool.
In the figure: 1-base, 2-fixed plate, 3-motor, 4-transmission rod, 5-first gear, 6-second gear, 7-transmission roller, 8-transmission belt, 9-first bevel gear, 10-second bevel gear, 11-rotation rod, 12-belt, 13-hollow rod, 14-movable rod, 15-movable cutting knife, 16-fixed rod, 17-fixed cutting knife, 18-limiting rod and 19-spring.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
In addition, an element of the present invention may be said to be "fixed" or "disposed" to another element, either directly on the other element or with intervening elements present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "left," "right," and the like as used herein are for illustrative purposes only and do not represent the only embodiments.
In an embodiment of the present invention, a medical composite material includes:
the water absorbing layer is arranged on the non-woven fabric layer;
non-woven fabrics layer, disinfection layer, the layer that absorbs water, activated carbon layer, fibrous layer combine through the mode of hot pressing to form the ripple simultaneously through the hot rolling complex, in order to increase its fore-and-aft elasticity, non-woven fabrics layer is non-woven fabrics, disinfection bacteriostasis layer is bamboo fibrous layer, the fibrous layer is natural plant fiber layer.
The adjacent layers are directly attached through solvent adhesives or laminated and compounded by adopting hot melt adhesive films as adhesives or hot-pressed and compounded by adopting hot melt adhesives, and dry particles are arranged between the fiber layer and the activated carbon layer.
Preferably, the medical composite material is formed by compounding multiple layers of materials, has multiple functions including functions of sterilization, disinfection, ventilation, water absorption and the like, and has certain elasticity due to the manufacturing process, so that the medical composite material is suitable for various use environments.
Referring to fig. 1-4, a final product cutting tool, the final product cutting tool comprising the medical composite material according to any one of claims 1-2, the final product cutting tool further comprising:
the device comprises a base 1 and fixing plates 2 which are fixedly arranged on the base 1 and symmetrically arranged, wherein a fixing rod 16 is further fixed on the base 1;
preferably, the fixing plate 2 and the fixing rod 16 may be fixed by bolts or by welding, which is not limited in this application.
The fixed cutting knife 17 is fixedly arranged on a fixed rod 16, the fixed rod 16 is fixedly arranged on the base 1, the fixed cutting knife 17 is also connected with a movable cutting knife 15, the movable cutting knife 15 is matched with a limiting rod 18 fixedly arranged on the base 1, the movable cutting knife 15 is also connected with a rotating mechanism for driving the movable cutting knife 15 to rotate, and the rotating mechanism is movably arranged on the base 1;
it should be noted that, slewing mechanism installs including rotating dwang 11 and fixed mounting on the base 1 dwang 11 on and with No. two bevel gear 10 and the movable mounting that actuating mechanism connects just be fixed with on the base 1 sword 15's elastic component is tailor in the activity, the cover be equipped with on the dwang 11 with belt 12 that elastic component connects.
It should be further explained that the elastic component is installed including rotating the cavity pole 13 and the movable mounting that just set up the spacing groove on the base 1 just be fixed with on the cavity pole 13 with the movable rod 14 and the fixed mounting of the stopper of spacing groove adaptation just with in the cavity pole 13 and with the spring 19 that the movable rod 14 is connected, be fixed with on the movable rod 14 the activity is cut out sword 15 and is connected.
Further, when the driving mechanism works, the second bevel gear 10 is driven to rotate, the rotating rod 11 is driven to rotate, so that the hollow rod 13 is driven to rotate through the belt 12, and when the hollow rod 13 rotates, the movable rod 14 is driven to move under the action of the limiting groove and the limiting block, so that the movable cutting knife 15 is driven to move.
Preferably, in an initial state, the movable cutting blade 15 is separated from the fixed cutting blade 17, and when the movable cutting blade 15 moves to a position attached to the limit rod 18, the movable cutting blade 15 is driven to move toward the position of the fixed cutting blade 17 and the movable rod 14 is driven to move, so that the spring 19 is stretched, and when the movable cutting blade 15 moves to a position attached to the fixed cutting blade 17, the movable cutting blade 15 moves to a maximum stroke position.
The driving mechanism is movably arranged on the fixed plate 2 and is connected with the rotating mechanism;
the above-mentioned driving mechanism comprises a motor 3 fixedly mounted on the fixed plate 2, a transmission rod 4 rotatably mounted on the fixed plate 2 and connected with an output shaft of the motor 3, and a first bevel gear 9 fixedly mounted on the transmission rod 4 and engaged with the second bevel gear 10, wherein a conveying assembly connected with the transmission rod 4 is movably arranged on the base 1.
Wherein, conveyor components includes fixed mounting and is in the band pulley and the cover that the symmetry set up on the transfer line 4 are established conveyer belt 8 on the band pulley and set up on conveyer belt 8 and be a plurality of logical grooves that the equidistance set up, lead to the groove with 15 adaptations of sword are tailor in the activity.
Still further say, when motor 3 during operation, drive transfer line 4 and rotate to drive bevel gear 9 and rotate, thereby drive bevel gear 10 No. two and rotate, transfer line 4 still can drive the band pulley and rotate simultaneously, and under the effect of band pulley, drive conveyer belt 8 rotates, when 8 movements of conveyer belt, drive logical groove motion, when the laminating of sword 15 is tailor with fixed sword 17 to the activity, lead to the groove just move to and tailor 15 adaptation positions with the activity, thereby prevent that the activity from tailorring sword 15 and conveyer belt 8 and interfering.
And the meshing assembly is movably arranged between the fixed plates 2 and is connected with the driving mechanism.
It should be noted that the meshing assembly includes a first gear 5 fixedly mounted on the transmission rod 4, a second gear 6 rotatably mounted on the fixing plate 2 and meshed with the first gear 5, and a transmission roller 7 rotatably mounted between the fixing plates 2 and coaxially connected with the second gear 6, wherein the transmission roller 7 is adapted to the conveyor belt 8.
Preferably, when the transmission rod 4 rotates, the first gear 5 is driven to rotate, and the second gear 6 is driven to rotate, so that the transmission roller 7 is driven to rotate, under the action of the first gear 5 and the second gear 6, the rotation directions of the belt wheel and the transmission roller 7 are opposite, and the medical composite material is driven to advance along the movement direction of the conveyor belt 8.
It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims (8)

1. The medical composite material is characterized by comprising the following components in sequential stacking arrangement:
a non-woven fabric layer, a disinfection and sterilization layer, a water absorption layer, an active carbon layer and a fiber layer;
non-woven fabrics layer, disinfection layer, the layer that absorbs water, activated carbon layer, fibrous layer combine through the mode of hot pressing to form the ripple simultaneously through the hot rolling complex, in order to increase its fore-and-aft elasticity, non-woven fabrics layer is non-woven fabrics, disinfection bacteriostasis layer is bamboo fibrous layer, the fibrous layer is natural plant fiber layer.
2. The medical composite material as claimed in claim 1, wherein adjacent layers are directly bonded by solvent-based adhesives or laminated by using hot melt adhesive films as adhesives or hot-pressed by using hot melt adhesives, and dry particles are arranged between the fiber layer and the activated carbon layer.
3. A final cutting tool for processing a medical composite material according to any of claims 1-2, wherein the final cutting tool comprises:
the fixing device comprises a base (1) and fixing plates (2) which are fixedly arranged on the base (1) and symmetrically arranged, wherein a fixing rod (16) is further fixed on the base (1);
the fixed cutting knife (17) is fixedly arranged on a fixed rod (16), the fixed rod (16) is fixedly arranged on the base (1), the fixed cutting knife (17) is also connected with a movable cutting knife (15), the movable cutting knife (15) is matched with a limiting rod (18) fixedly arranged on the base (1), the movable cutting knife (15) is also connected with a rotating mechanism for driving the movable cutting knife (15) to rotate, and the rotating mechanism is movably arranged on the base (1);
the driving mechanism is movably arranged on the fixed plate (2) and is connected with the rotating mechanism;
the meshing component is movably arranged between the fixing plates (2) and is connected with the driving mechanism.
4. A finishing cutting tool according to claim 3, characterized in that, the rotating mechanism comprises a rotating rod (11) rotatably installed on the base (1), a second bevel gear (10) fixedly installed on the rotating rod (11) and connected with the driving mechanism, and an elastic component movably installed on the base (1) and fixed with the movable cutting knife (15), and a belt (12) connected with the elastic component is sleeved on the rotating rod (11).
5. A final cutting tool according to claim 3, wherein the elastic component comprises a hollow rod (13) rotatably mounted on the base (1) and provided with a limiting groove, a movable rod (14) movably mounted on the hollow rod (13) and fixed with a limiting block adapted to the limiting groove, and a spring (19) fixedly mounted in the hollow rod (13) and connected with the movable rod (14), and the movable cutting knife (15) is fixed on the movable rod (14) for connection.
6. A finished product cutting tool according to claim 4, characterized in that the driving mechanism comprises a motor (3) fixedly arranged on the fixing plate (2), a transmission rod (4) rotatably arranged on the fixing plate (2) and connected with an output shaft of the motor (3), and a first bevel gear (9) fixedly arranged on the transmission rod (4) and meshed with the second bevel gear (10), and the base (1) is also movably provided with a conveying assembly connected with the transmission rod (4).
7. A finishing cutting tool according to claim 6, characterized in that the conveying assembly comprises symmetrically arranged pulleys fixedly mounted on the transmission rod (4), a conveyor belt (8) sleeved on the pulleys, and a plurality of through grooves arranged on the conveyor belt (8) at equal intervals, wherein the through grooves are adapted to the movable cutting knife (15).
8. A finishing cutting tool according to claim 7, characterized in that said meshing assembly comprises a first gear (5) fixedly mounted on said transmission rod (4) and a second gear (6) rotatably mounted on said fixed plates (2) and meshing with said first gear (5), and a transmission roller (7) rotatably mounted between said fixed plates (2) and coaxially connected with said second gear (6), said transmission roller (7) being adapted to said conveyor belt (8).
CN202111564730.0A 2021-12-20 2021-12-20 Medical composite material and finished product cutting tool Withdrawn CN114474956A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202111564730.0A CN114474956A (en) 2021-12-20 2021-12-20 Medical composite material and finished product cutting tool

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202111564730.0A CN114474956A (en) 2021-12-20 2021-12-20 Medical composite material and finished product cutting tool

Publications (1)

Publication Number Publication Date
CN114474956A true CN114474956A (en) 2022-05-13

Family

ID=81493171

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202111564730.0A Withdrawn CN114474956A (en) 2021-12-20 2021-12-20 Medical composite material and finished product cutting tool

Country Status (1)

Country Link
CN (1) CN114474956A (en)

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Application publication date: 20220513