CN213386546U - Material distributing mechanism for automatic feeder - Google Patents

Material distributing mechanism for automatic feeder Download PDF

Info

Publication number
CN213386546U
CN213386546U CN202021604540.8U CN202021604540U CN213386546U CN 213386546 U CN213386546 U CN 213386546U CN 202021604540 U CN202021604540 U CN 202021604540U CN 213386546 U CN213386546 U CN 213386546U
Authority
CN
China
Prior art keywords
plate
fixedly connected
feeding plate
feeding
motor
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.)
Expired - Fee Related
Application number
CN202021604540.8U
Other languages
Chinese (zh)
Inventor
姚新建
严玉魁
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.)
Shenqiu Yongda High Frequency Equipment Co ltd
Original Assignee
Shenqiu Yongda High Frequency Equipment 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 Shenqiu Yongda High Frequency Equipment Co ltd filed Critical Shenqiu Yongda High Frequency Equipment Co ltd
Priority to CN202021604540.8U priority Critical patent/CN213386546U/en
Application granted granted Critical
Publication of CN213386546U publication Critical patent/CN213386546U/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Images

Landscapes

  • Branching, Merging, And Special Transfer Between Conveyors (AREA)

Abstract

The utility model discloses an automatic feed mechanism for machine feed mechanism relates to material transport technical field. The utility model discloses a base, first conveyer belt and second conveyer belt, the top fixedly connected with baffle of base, the one end of baffle lateral wall is run through and has been seted up the notch, the outside fixedly connected with inclined plane platform of first conveyer belt. The utility model discloses a be provided with first conveyer belt and second conveyer belt respectively to at the outside fixedly connected with inclined plane platform of first conveyer belt, and run through on the baffle and seted up the notch, be convenient for separately carry the vertical material of placing and two kinds of different states that the plane was placed, avoid the vertical material of placing to be beaten back workbin inside again and carry, improved work efficiency.

Description

Material distributing mechanism for automatic feeder
Technical Field
The utility model belongs to the technical field of the material is carried, especially, relate to a feed mechanism for autoloader.
Background
Present bearing ring is through some machine-shaping by circular bar, in the initial processing of bar, need be the bar heating of section with the cutting, and bar after the heating is through stamping die punching press, and the round cake is caused in the upset, but current bearing housing feeder still has following defect:
1. the feeder is provided with a height limiting rod, so that materials which are conveyed to the conveying belt by the feeding mechanism and are vertically placed are prevented from passing through the feeding mechanism, the materials are returned into the material box to be conveyed again, and the next procedure can be carried out until the materials are horizontally placed, so that the problem of low working efficiency is caused;
the width of the inside of the bin is greater than the width of the feed plate, resulting in the inability of material at the corners of the bin to be conveyed onto the conveyor belt, requiring manual pick-up by a worker.
Disclosure of Invention
An object of the utility model is to provide an automatic feed mechanism for machine is through being provided with first conveyer belt and second conveyer belt respectively to at the outside fixedly connected with inclined plane platform of first conveyer belt, and run through on the baffle and seted up the notch, be convenient for separately carry the material of two kinds of different states of vertical placing and plane placing, solved current bearing housing feeder and beaten the material of vertical placing once more and return the inside problem of carrying again of workbin, work efficiency is low.
In order to solve the technical problem, the utility model discloses a realize through following technical scheme:
the utility model relates to a material distributing mechanism for an automatic feeder, which comprises a base, a storage feeding mechanism and a conveying material distributing mechanism, wherein the top of the base is fixedly connected with a first fixing plate, a clapboard, a special-shaped plate and a second fixing plate; a notch is formed in one end of the side wall of the partition plate in a penetrating manner, a supporting plate is fixedly connected to the middle position of one side wall of the special-shaped plate, and the notch is formed in the partition plate in a penetrating manner, so that two materials which are vertically placed and horizontally placed and are in different states can be conveyed separately;
the storage feeding mechanism comprises a material box, two side walls of the outer side of the material box are respectively fixedly connected with a first fixed plate and a special-shaped plate at corresponding positions, a first feeding plate is arranged inside the material box, six first air pressure rods are fixedly connected with the bottom of the first feeding plate, a first air cylinder is sleeved on the outer peripheral surface of the bottom of the first air pressure rod in a sliding manner, the bottom of the first air cylinder is fixedly connected with the inner side of the material box, a material platform is arranged on one side, deviating from the material box, of the first feeding plate, a second feeding plate is arranged on one side, deviating from the first feeding plate, of the material platform, six second air pressure rods are fixedly connected with the bottom of the second feeding plate, a second air cylinder is sleeved on the outer peripheral surface of the bottom of the second air pressure rods in a sliding manner, the bottom of the second air cylinder is fixedly connected with the inner side of the material box, a third feeding plate is arranged on one side, deviating from the material platform, of the, the bottom of the third feeding plate is fixedly connected with six third air pressure rods, a third air cylinder is sleeved on the outer peripheral surface of the bottom of each third air pressure rod in a sliding mode, the bottom of each third air cylinder is fixedly connected with the bottom of the inner side of the material box, a first feeding plate, a material platform, a second feeding plate and a third feeding plate are arranged, the bottom of the first feeding plate is fixedly connected with a first air pressure rod, a first air cylinder is sleeved on the outer peripheral surface of the bottom of the first air pressure rod in a sliding mode, the bottom of the second feeding plate is fixedly connected with a second air pressure rod, a second air cylinder is sleeved on the outer peripheral surface of the bottom of the second air pressure rod in a sliding mode, the bottom of the third feeding plate is fixedly connected with the third air pressure rods, and the outer peripheral surface of the bottom of the third air pressure rods is sleeved with the third air cylinder in a sliding mode, the fact that materials conveyed each time;
the conveying and distributing mechanism comprises a first motor and a second motor, the first motor and the second motor are respectively positioned above and below the supporting plate, the first motor is in threaded connection with the supporting plate, the second motor is in threaded connection with the bottom of the special-shaped plate, the first motor is connected with a first conveying belt through a first rotating shaft, the outer side of the first conveying belt is fixedly connected with an inclined plane platform, one side wall of the inclined plane platform is sequentially attached to a first fixing plate, the outer side wall of the material box and the special-shaped plate, one side of the first conveying belt, which is far away from the material box, is attached to one side wall of the partition plate, the second motor is connected with a second conveying belt through a second rotating shaft, one side of the second conveying belt, which is far away from the first conveying belt, is attached to a second fixing plate, the inclined plane platform is connected to the outer valley bottom of the first conveying belt, so that vertically, external force does not need to be additionally applied, and cost is saved.
Further, the below fixedly connected with swash plate of notch, and the swash plate is close to the first baffle of one end fixedly connected with of first motor, avoids rolling among the material transportation process.
Furthermore, the vertical section of the first feeding plate is in a barb shape, and the distance from one side of the first feeding plate departing from the material platform to one side wall of the third feeding plate departing from the second feeding plate is equal to the sum of the width of the first feeding plate, the width of the material platform, the width of the second feeding plate and the width of the third feeding plate, so that no gap exists among all parts in the material box, the material is prevented from being clamped, and the use of the whole device is prevented from being influenced.
Furthermore, the length of the first feeding plate, the length of the material platform, the length of the second feeding plate, the length of the third feeding plate and the width of the inner side of the material box are equal, so that the materials in the material box can be completely conveyed to the next procedure without residue.
Furthermore, the distance from the bottom of the first feeding plate to the bottom of the inner side of the material box is equal to the height of the material platform, the length of the second air cylinder is smaller than that of the third air cylinder, the materials are guaranteed to be conveyed to the inclined plane platform evenly and completely, and the bearing force exceeding the first conveying belt is avoided.
Further, the width of notch is less than its self height, and the width and the height of notch equal to the thickness and the diameter of material respectively, guarantee that only vertical material of placing can pass through the notch, and the material of avoiding keeping flat also can pass.
The utility model discloses following beneficial effect has:
1. the utility model discloses a be provided with first conveyer belt and second conveyer belt respectively to at the outside fixedly connected with inclined plane platform of first conveyer belt, and run through on the baffle and seted up the notch, be convenient for separately carry the vertical material of placing and two kinds of different states that the plane was placed, avoid the vertical material of placing to be beaten back workbin inside again and carry, improved work efficiency.
2. The utility model discloses a with the length of flitch on the first length, the length of material platform, the length of flitch on the second, the length of flitch and the inboard width design of workbin on the third for equal, do not need the manual material with workbin edge to place the conveyer belt on, improved work efficiency.
Of course, it is not necessary for any particular product to achieve all of the above-described advantages at the same time.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to these drawings without creative efforts.
Fig. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a schematic view of the internal structure of the material box of the present invention;
FIG. 3 is a schematic view of the overall structure of the present invention from different angles;
fig. 4 is an exploded view of the first conveyor belt and the ramp of the present invention.
In the drawings, the components represented by the respective reference numerals are listed below:
100. a base; 110. a first fixing plate; 120. a partition plate; 121. a notch; 122. a sloping plate; 123. a first baffle plate; 130. a shaped plate; 131. a support plate; 140. a second fixing plate; 200. a storage feeding mechanism; 210. a material box; 211. a first feeding plate; 2111. a first pneumatic rod; 2112. a first gas cylinder; 212. a material platform; 213. a second feeding plate; 2131. a second pneumatic rod; 2132. a second gas cylinder; 214. a third feeding plate; 2141. a third pneumatic rod; 2142. a third gas cylinder; 300. a conveying and distributing mechanism; 310. a first motor; 311. a first conveyor belt; 312. an inclined platform; 320. a second motor; 321. a second conveyor belt.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention.
Referring to fig. 1-4, the present invention relates to a material distributing mechanism for an automatic feeding machine, which comprises a base 100, a storage feeding mechanism 200 and a conveying material distributing mechanism 300, wherein the top of the base 100 is fixedly connected with a first fixing plate 110, a partition plate 120, a special-shaped plate 130 and a second fixing plate 140; a notch 121 is formed in one end of the side wall of the partition plate 120 in a penetrating manner, a supporting plate 131 is fixedly connected to the middle position of one side wall of the special-shaped plate 130, and two materials which are vertically placed and horizontally placed and are in different states are separately conveyed through the notch 121 formed in the partition plate 120 in a penetrating manner;
the storage and feeding mechanism 200 comprises a material box 210, two side walls of the outer side of the material box 210 are respectively fixedly connected with a first fixing plate 110 and a special-shaped plate 130 at corresponding positions, a first feeding plate 211 is arranged inside the material box 210, the bottom of the first feeding plate 211 is fixedly connected with six first air pressure rods 2111, first air cylinders 2112 are sleeved on the outer peripheral surfaces of the bottoms of the first air pressure rods 2111 in a sliding manner, the bottom of each first air cylinder 2112 is fixedly connected with the bottom of the inner side of the material box 210, a material table 212 is arranged on one side, away from the material box 210, of the first feeding plate 211, the bottom of each material table 212 is fixedly connected with a bottom of the inner side of the material box 210, a second feeding plate 213 is arranged on one side, away from the first feeding plate 211, six second air pressure rods 2131 are fixedly connected with the bottom of the second feeding plate 213, second air pressure rods 2132 are sleeved on the outer peripheral surfaces of the bottom of the second air pressure rods 2131 in a sliding manner, a third feeding plate 214 is arranged on one side of the second feeding plate 213 departing from the material platform 212, six third air pressure rods 2141 are fixedly connected to the bottom of the third feeding plate 214, a third air cylinder 2142 is sleeved on the outer peripheral surface of the bottom of the third air pressure rods 2141 in a sliding manner, the bottom of the third air cylinder 2142 is fixedly connected with the bottom of the inner side of the material box 210, the first feeding plate 211, the material platform 212, the second feeding plate 213 and the third feeding plate 214 are arranged, the bottom of the first feeding plate 211 is fixedly connected with a first air pressure rod 2111, the first air cylinder 2112 is sleeved on the outer peripheral surface of the bottom of the first air pressure rod 2111 in a sliding manner, the second air pressure rod 2131 is fixedly connected to the bottom of the second feeding plate 213, the second air cylinder 2132 is sleeved on the outer peripheral surface of the bottom of the second air pressure rod 2131 in a sliding manner, the third air pressure rod 2141 is fixedly connected to the bottom of the third feeding plate 214, and the third air cylinder 2142 is sleeved on, the material conveyed each time is prevented from exceeding the bearing capacity of the first conveyor belt 311;
the conveying and distributing mechanism 300 comprises a first motor 310 and a second motor 320, and the first motor 310 and the second motor 320 are respectively positioned above and below the supporting plate 131, wherein the first motor 310 is connected with the supporting plate 131 by screw thread, the second motor 320 is connected with the bottom of the special-shaped plate 130 by screw thread, the first motor 310 is connected with a first conveyer belt 311 by a first rotating shaft, the outer side of the first conveyer belt 311 is fixedly connected with an inclined platform 312, and one side wall of the inclined platform 312 is sequentially attached to the first fixing plate 110, the outer side wall of the bin 210 and the special-shaped plate 130, one side of the first conveyer belt 311 departing from the bin 210 is attached to one side wall of the partition plate 120, the second motor 320 is connected to the second conveyer belt 321 through a second rotating shaft, and the side of the second conveying belt 321 departing from the first conveying belt 311 is attached to the second fixing plate 140, by connecting the inclined platform 312 to the outer valley bottom of the first conveyor 311, it is ensured that the vertically placed material will be subjected to its own weight to pass through the notch 121.
Wherein as shown in fig. 3, the lower fixedly connected with swash plate 122 of notch 121, and swash plate 122 is close to the first baffle 123 of one end fixedly connected with of first motor 310, avoids rolling off in the material transportation process, and the width of notch 121 is less than its self height, and the width and the height of notch 121 equal to the thickness and the diameter of material respectively, guarantee that only the vertical material of placing can pass through notch 121.
As shown in fig. 2, the vertical section of the first feeding plate 211 is in the shape of a barb, the distance from one side of the first feeding plate 211 departing from the material table 212 to one side wall of the third feeding plate 214 departing from the second feeding plate 213 is equal to the sum of the width of the first feeding plate 211, the width of the material table 212, the width of the second feeding plate 213 and the width of the third feeding plate 214, no gap is left among the components in the material box 210, the length of the first feeding plate 211, the length of the material table 212, the length of the second feeding plate 213, the length of the third feeding plate 214 and the width of the inner side of the material box 210 are equal, the materials in the material box 210 can be completely conveyed to the next process, the distance from the bottom of the first feeding plate 211 to the bottom of the inner side of the material box 210 is equal to the height of the material table 212, and the length of the second air cylinder 2132 is smaller than the length of the inclined plane 2142, so that the materials can.
The working principle is as follows: pouring the materials into the bin 210, respectively inflating and deflating the first air cylinder 2112, the second air cylinder 2132 and the third air cylinder 2142, so that the first air pressure rod 2111, the second air pressure rod 2131 and the third air pressure rod 2141 ascend and descend, further the first feeding plate 211, the second feeding plate 213 and the third feeding plate 214 ascend and descend, thereby conveying the materials in the bin 210 to the inclined plane table 312, starting the first motor 310 and the second motor 320, so that the first conveying belt 311 and the second conveying belt 321 rotate, the first conveying belt 311 drives the inclined plane table 312 fixedly connected with the outer side of the first conveying belt 311 to rotate, further conveying the materials to the next process, when the materials pass through the notch 121, the flat materials can be conveyed backwards without interference, the vertically placed materials can roll down from the notch 121 to the second conveying belt 321 along the inclined plane 122 under the action of self gravity, and are conveyed to the next process, so that the vertical materials cannot enter the bin 210 again, the working efficiency is improved.
In the description herein, references to the description of "one embodiment," "an example," "a specific example," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
The preferred embodiments of the present invention disclosed above are intended only to help illustrate the present invention. The preferred embodiments are not intended to be exhaustive or to limit the invention to the precise embodiments disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the invention and its practical applications, to thereby enable others skilled in the art to best understand the invention for and utilize the invention. The present invention is limited only by the claims and their full scope and equivalents.

Claims (6)

1. The utility model provides a feed mechanism for autoloader, includes base (100), stores feed mechanism (200) and carries feed mechanism (300), its characterized in that: the top of the base (100) is fixedly connected with a first fixing plate (110), a partition plate (120), a special-shaped plate (130) and a second fixing plate (140); a notch (121) is formed in one end of the side wall of the partition plate (120) in a penetrating mode, and a supporting plate (131) is fixedly connected to the middle position of one side wall of the special-shaped plate (130);
the storage feeding mechanism (200) comprises a feed box (210), two side walls of the outer side of the feed box (210) are fixedly connected with a first fixing plate (110) and a special-shaped plate (130) at corresponding positions respectively, a first feeding plate (211) is arranged inside the feed box (210), a first air pressure rod (2111) is fixedly connected to the bottom of the first feeding plate (211), a first air cylinder (2112) is sleeved on the outer peripheral surface of the bottom of the first air pressure rod (2111) in a sliding mode, the bottom of the first air cylinder (2112) is fixedly connected to the inner side bottom of the feed box (210), a material table (212) is arranged on one side, deviating from the feed box (210), of the first feeding plate (211), a second feeding plate (213) is arranged on the bottom of the material table (212) and fixedly connected to the inner side bottom of the feed box (210), and a second air pressure rod (2131) is fixedly connected to the bottom of the second feeding plate (213), a second air cylinder (2132) is sleeved on the outer peripheral surface of the bottom of the second air pressure rod (2131) in a sliding mode, the bottom of the second air cylinder (2132) is fixedly connected with the bottom of the inner side of the material box (210), a third feeding plate (214) is arranged on one side, deviating from the material table (212), of the second feeding plate (213), the bottom of the third feeding plate (214) is fixedly connected with a third air pressure rod (2141), a third air cylinder (2142) is sleeved on the outer peripheral surface of the bottom of the third air pressure rod (2141) in a sliding mode, and the bottom of the third air cylinder (2142) is fixedly connected with the bottom of the inner side of the material box (210);
the conveying and distributing mechanism (300) comprises a first motor (310) and a second motor (320), the first motor (310) and the second motor (320) are respectively located above and below a supporting plate (131), the first motor (310) is in threaded connection with the supporting plate (131), the second motor (320) is in threaded connection with the bottom of a special-shaped plate (130), the first motor (310) is connected with a first conveying belt (311) through a first rotating shaft, the outer side of the first conveying belt (311) is fixedly connected with an inclined-plane table (312), one side wall of the inclined-plane table (312) is sequentially attached to a first fixing plate (110), the outer side wall of a work bin (210) and the special-shaped plate (130), one side of the first conveying belt (311) departing from the work bin (210) is attached to one side wall of a partition plate (120), and the second motor (320) is connected with a second conveying belt (321) through a second rotating shaft, and one side of the second conveying belt (321) departing from the first conveying belt (311) is jointed with the second fixing plate (140).
2. The material distributing mechanism for the automatic feeder according to claim 1, wherein a sloping plate (122) is fixedly connected below the notch (121), and a first baffle (123) is fixedly connected to one end of the sloping plate (122) close to the first motor (310).
3. The material distributing mechanism for the automatic feeder according to claim 1, wherein the vertical section of the first feeding plate (211) is in a shape of a barb, and the distance from the side of the first feeding plate (211) departing from the material table (212) to the side wall of the third feeding plate (214) departing from the second feeding plate (213) is equal to the sum of the width of the first feeding plate (211), the width of the material table (212), the width of the second feeding plate (213) and the width of the third feeding plate (214).
4. The material distributing mechanism for the automatic feeder according to claim 1, wherein the length of the first feeding plate (211), the length of the material table (212), the length of the second feeding plate (213), the length of the third feeding plate (214) and the width of the inner side of the bin (210) are all equal.
5. The material distributing mechanism for the automatic feeder according to claim 1, wherein the distance from the bottom of the first feeding plate (211) to the bottom of the inner side of the material box (210) is equal to the height of the material table (212), and the length of the second air cylinder (2132) is smaller than that of the third air cylinder (2142).
6. The material distributing mechanism for the automatic feeder according to claim 1, wherein the width of the notch (121) is smaller than the height thereof, and the width and the height of the notch (121) are respectively equal to the thickness and the diameter of the material.
CN202021604540.8U 2020-08-05 2020-08-05 Material distributing mechanism for automatic feeder Expired - Fee Related CN213386546U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202021604540.8U CN213386546U (en) 2020-08-05 2020-08-05 Material distributing mechanism for automatic feeder

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202021604540.8U CN213386546U (en) 2020-08-05 2020-08-05 Material distributing mechanism for automatic feeder

Publications (1)

Publication Number Publication Date
CN213386546U true CN213386546U (en) 2021-06-08

Family

ID=76203166

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202021604540.8U Expired - Fee Related CN213386546U (en) 2020-08-05 2020-08-05 Material distributing mechanism for automatic feeder

Country Status (1)

Country Link
CN (1) CN213386546U (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113578752A (en) * 2021-08-03 2021-11-02 温州大学激光与光电智能制造研究院 Nut sorting device

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113578752A (en) * 2021-08-03 2021-11-02 温州大学激光与光电智能制造研究院 Nut sorting device

Similar Documents

Publication Publication Date Title
CN110271871B (en) Regular feeding device on automatic production line and feeding method thereof
CN208276021U (en) A kind of aluminum veneer hole punched device
CN213386546U (en) Material distributing mechanism for automatic feeder
CN212607889U (en) Discharge conveying device of mask sheet beating machine
CN209939789U (en) Feeding mechanism of hydraulic pipe joint feeding device
CN215152265U (en) Vapour-pressure type rocking arm loading attachment
CN212291985U (en) Automatic mechanism that dish stromatolite and go up unloading do not shut down
CN211762020U (en) Wrapping bag punching device
CN210619579U (en) Material stacking manipulator
CN209921706U (en) Fixed forming and feeding device for viscous materials
CN216828070U (en) Bending mechanism with automatic efficient feeding function
CN215362115U (en) Automatic carton feeding mechanism
CN220447284U (en) Tablet press for producing sewer oil removing rod
CN214876565U (en) High-strength corrugated carton
CN217196909U (en) Wire drawing equipment of flexible container production usefulness
CN219408378U (en) Tablet conveying and stacking device
CN214347527U (en) Gluing device for corrugated paper box
CN218143954U (en) Cardboard processing material conveyor
CN220787199U (en) Automatic capping machine
CN214988245U (en) Lunch box upset conveying system is moulded to paper
CN211640905U (en) Automatic change charging equipment
CN212863379U (en) Preservative film packaging machine
CN216539591U (en) Plastic film letter sorting with classification structure
CN220563065U (en) Discharging structure of ton bag charging device
CN210913053U (en) Feeding structure of small packaging bag conveyor

Legal Events

Date Code Title Description
GR01 Patent grant
GR01 Patent grant
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20210608

CF01 Termination of patent right due to non-payment of annual fee