CN113319619B - Clamp for novel super-strong high-energy-absorption alloy material - Google Patents

Clamp for novel super-strong high-energy-absorption alloy material Download PDF

Info

Publication number
CN113319619B
CN113319619B CN202110774243.0A CN202110774243A CN113319619B CN 113319619 B CN113319619 B CN 113319619B CN 202110774243 A CN202110774243 A CN 202110774243A CN 113319619 B CN113319619 B CN 113319619B
Authority
CN
China
Prior art keywords
plates
processing table
clamping plates
energy
rotation
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.)
Active
Application number
CN202110774243.0A
Other languages
Chinese (zh)
Other versions
CN113319619A (en
Inventor
戴泽玉
史子木
方继兵
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.)
Anhui Jinyi New Material Corp ltd
Original Assignee
Anhui Jinyi New Material Corp 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 Anhui Jinyi New Material Corp ltd filed Critical Anhui Jinyi New Material Corp ltd
Priority to CN202110774243.0A priority Critical patent/CN113319619B/en
Publication of CN113319619A publication Critical patent/CN113319619A/en
Application granted granted Critical
Publication of CN113319619B publication Critical patent/CN113319619B/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B23MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23QDETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
    • B23Q3/00Devices holding, supporting, or positioning work or tools, of a kind normally removable from the machine
    • B23Q3/02Devices holding, supporting, or positioning work or tools, of a kind normally removable from the machine for mounting on a work-table, tool-slide, or analogous part
    • B23Q3/06Work-clamping means
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B23MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23QDETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
    • B23Q1/00Members which are comprised in the general build-up of a form of machine, particularly relatively large fixed members
    • B23Q1/25Movable or adjustable work or tool supports
    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02PCLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P70/00Climate change mitigation technologies in the production process for final industrial or consumer products
    • Y02P70/10Greenhouse gas [GHG] capture, material saving, heat recovery or other energy efficient measures, e.g. motor control, characterised by manufacturing processes, e.g. for rolling metal or metal working

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Jigs For Machine Tools (AREA)

Abstract

The invention provides a clamp for a novel super-strong high-energy-absorption alloy material, which comprises a processing table, two clamping plates, a storage disc and a driving piece, wherein: the object placing disc is horizontally arranged, the object placing disc is rotatably arranged on the processing table, the two clamping plates are oppositely arranged, the two clamping plates are rotatably arranged on the processing table, and the mounting points of the two clamping plates on the processing table are symmetrical with respect to the center of the object placing disc. The invention has novel design and simple operation, the two movable rods can be driven to be close to and far away from each other through the driving piece, the two movable rods can be close to each other to enable the two clamping plates to clamp and fix the energy-absorbing alloy to be processed on the object tray, meanwhile, the driving piece can drive the object tray to rotate, the rotation of the object tray can drive the energy-absorbing alloy to be processed to rotate, and the two clamping plates can clamp the energy-absorbing alloy to be processed in the rotation process.

Description

Clamp for novel super-strong high-energy-absorption alloy material
Technical Field
The invention relates to the technical field of alloy processing, in particular to a clamp for a novel super-strong high-energy-absorption alloy material.
Background
The high energy absorption alloy is a high-toughness and energy absorption alloy steel, is a new material developed according to the requirements of a lunar surface soft landing of a lunar surface detector of Cheng Erqi Chang No. three of a lunar exploration worker in China, has a very wide application prospect in the fields of aerospace, weaponry, transportation, infrastructure and the like because the main performance characteristics of the high energy absorption alloy are high ductility and high energy absorption, and the main application field of the high energy absorption alloy is almost all impact/explosion protection occasions.
When the existing energy-absorbing alloy is required to be processed, the energy-absorbing alloy is required to be clamped and fixed by using a clamp, then processing operations such as drilling and cutting are performed on the energy-absorbing alloy, the clamping and fixing of the clamp is that two clamping plates are respectively and spirally installed on two threaded sections with opposite threads, then the two clamping plates are driven to be close to and far away from each other through rotation of the threaded sections, and further the energy-absorbing alloy is clamped and loosened, but the clamping mode is too tight or too loose, the energy-absorbing alloy cannot be matched and clamped by the two clamping plates, so that the clamping effect is poor, and the processing efficiency is affected.
Disclosure of Invention
Based on the technical problems in the background art, the invention provides a clamp for a novel super-strong high-energy-absorption alloy material, which comprises a processing table, two clamping plates, a storage disc and a driving piece, wherein: the object placing disc is horizontally arranged, the object placing disc is rotatably arranged on the processing table, the two clamping plates are oppositely arranged, the two clamping plates are rotatably arranged on the processing table, and the mounting points of the two clamping plates on the processing table are symmetrical with respect to the center of the object placing disc; the driving piece is arranged on the processing table and is used for driving the storage disc to rotate and driving the two clamping plates to be close to or far away from each other.
Preferably, the device further comprises two vertical separation plates, wherein the two vertical separation plates are vertically installed on the processing table relatively, the two vertical separation plates are respectively located on two sides of the object placing tray, the outer sides of the two vertical separation plates are hinged with rotating plates, the hinge points of the two rotating plates on the vertical separation plates are symmetrical with respect to the center of the object placing tray, the two clamping plates are respectively installed on the two rotating plates, and elastic pieces connected with the vertical separation plates are arranged on the rotating plates.
Preferably, the driving piece comprises a driving motor, a gear and two moving rods, the driving motor is arranged on the processing table, the gear is fixedly sleeved on an output shaft of the driving motor, the object placing disc is arranged on the output shaft of the driving motor, the two moving rods are oppositely arranged on two sides of the gear, the two moving rods are slidably arranged on the processing table along the connecting line direction of the two vertical separation plates, teeth meshed with the gear are formed on the inner sides of the two moving rods, and the end parts of the two moving rods are respectively abutted against the two rotating plates.
Preferably, the two vertical partition plates are provided with mounting plates in a sliding manner, the mounting plates are positioned above the object placing plate, and the vertical partition plates are provided with movable openings through which the clamping plates can movably penetrate.
Preferably, through holes are formed in the two vertical partition plates, and the two moving rods are respectively and slidably installed in the through holes.
Preferably, the top of the storage tray is provided with a storage groove, and the storage tray is also provided with a notch.
Preferably, the processing table is provided with a feed inlet, and a collecting box positioned below the feed inlet is arranged on the processing table in a sliding manner.
Preferably, a chute is formed in the processing table, a sliding block is mounted in the chute in a sliding mode, and the sliding block is connected with the collecting box.
According to the clamp for the novel super-strong high energy-absorbing alloy material, the two movable rods can be driven to be close to and far away from each other through the driving piece, the two movable rods can be close to each other to enable the two clamping plates to clamp and fix the energy-absorbing alloy to be processed on the object tray, meanwhile, the driving piece can drive the object tray to rotate, the rotation of the object tray can drive the energy-absorbing alloy to be processed to rotate, the two clamping plates can clamp the energy-absorbing alloy to be processed in the rotation process, the clamping effect of the two clamping plates on the energy-absorbing alloy to be processed is guaranteed, the energy-absorbing alloy to be processed is convenient to process, and the processing efficiency is improved.
Drawings
FIG. 1 is a schematic diagram of the overall structure of a clamp for a new super-strong high energy-absorbing alloy material;
FIG. 2 is a schematic diagram of a gear and two movable rods of a clamp for a new super-strong high energy-absorbing alloy material according to the present invention;
FIG. 3 is a schematic top view of two movable rods and a storage tray of a clamp for a new super-strong high energy-absorbing alloy material;
fig. 4 is a schematic diagram of the whole structure of a storage tray of the fixture for the new super-strong high-energy-absorption alloy material.
Detailed Description
Referring to fig. 1-4, the invention provides a fixture for a new super-strong high energy absorption alloy material, which comprises a processing table 1, two clamping plates 2, a storage disc 3, a driving piece and two vertical partition plates 4, wherein: the object placing disc 3 is horizontally arranged, the object placing disc 3 is rotatably arranged on the processing table 1, the two clamping plates 2 are oppositely arranged, the two clamping plates 2 are rotatably arranged on the processing table 1, and the mounting points of the two clamping plates 2 on the processing table 1 are symmetrical about the center of the object placing disc 3; the driving member is mounted on the processing table 1, and is used for driving the object placing tray 3 to rotate and driving the two clamping plates 2 to approach or separate from each other. Still include, two perpendicular baffles 4 are relative vertical installs on processing platform 1 to two perpendicular baffles 4 are located the both sides of putting thing dish 3 respectively, and two perpendicular baffles 4 outside all articulate has rotation board 5, and two rotation board 5 are about putting thing dish 3 central symmetry on perpendicular baffle 4's pin joint, and two splint 2 are installed respectively on two rotation board 5, and are equipped with the elastic component 6 of being connected with perpendicular baffle 4 on the rotation board 5. The two vertical partition plates 4 are provided with mounting plates 9 in a sliding manner, the mounting plates 9 are positioned above the object placing plate 3, and the vertical partition plates 4 are provided with movable openings 10 through which the clamping plates 2 can movably penetrate. The top of the storage tray 3 is provided with a storage groove, and the storage tray 3 is also provided with a notch 11.
In this embodiment, when the energy-absorbing alloy needs to be processed, the energy-absorbing alloy to be processed can be placed in the storage groove in the storage disc 3, then the driving piece drives the two rotating plates 5 to rotate, the rotation of the two rotating plates 5 can drive the two clamping plates 2 to be close to each other, under the action of the restoring force of the elastic piece 6, the two clamping plates 2 can be close to each other to clamp and fix the energy-absorbing alloy to be processed in the storage groove, meanwhile, the driving piece can also drive the storage disc 3 to rotate, and in the clamping process of the two clamping plates 2, the storage disc 3 drives the energy-absorbing alloy to be processed to rotate, so that the clamping effect of the energy-absorbing alloy to be processed by the two clamping plates 2 is good, and the energy-absorbing alloy to be processed is convenient to process; a processing device can be arranged on the mounting plate 9 to process the energy-absorbing alloy to be processed; after the processing is finished, the driving piece can drive the two clamping plates 2 to be far away from each other, the elastic piece 6 is stretched, the object placing disc 3 rotates to the original position, and processing scraps can be processed from the notch 11.
Referring to fig. 1-4, the invention provides a fixture for a novel super-strong high energy absorption alloy material, a driving piece comprises a driving motor, a gear 7 and two moving rods 8, the driving motor is arranged on a processing table 1, the gear 7 is fixedly sleeved on an output shaft of the driving motor, a storage disc 3 is arranged on the output shaft of the driving motor, the two moving rods 8 are oppositely arranged at two sides of the gear 7, through holes are formed in two vertical separation plates 4, and the two moving rods 8 are respectively and slidably arranged in the through holes. The inner sides of the two moving rods 8 are respectively provided with a tooth part meshed with the gear 7, and the end parts of the two moving rods 8 are respectively abutted against the two rotating plates 5.
In this embodiment, the rotation of the output shaft of the driving motor can drive the gear 7 to rotate, the rotation of the gear 7 can drive the two moving rods 8 meshed with the gear 7 to approach each other or separate from each other, the rotating plate 5 can drive the clamping plate 2 to rotate under the action of the restoring force of the elastic piece 6 while the two moving rods 8 approach each other, meanwhile, the rotation of the output shaft of the driving motor can drive the object placing plate 3 to rotate, and then drive the energy absorbing alloy to be processed to rotate, namely, the two clamping plates 2 can clamp and fix the energy absorbing alloy to be processed in the rotating process, so that the clamping effect is good; when driving motor output shaft counter-rotating, gear 7 can counter-rotate, and then drives two movable rods 8 and keep away from each other for movable rod 8 supports and presses rotor plate 5, and elastic component 6 is stretched, and rotor plate 5's rotation can drive splint 2 rotation, and then two splint 2 can relax the centre gripping to the energy-absorbing alloy that processes, the subsequent processing of being convenient for.
Referring to fig. 1-4, in another embodiment of the present invention, a feed port 12 is formed on the processing table 1, and a collection box 13 located below the feed port 12 is slidably disposed on the processing table 1. The processing table 1 is provided with a chute 14, a sliding block 15 is arranged in the chute 14 in a sliding manner, and the sliding block 15 is connected with the collecting box 13.
In this embodiment, after finishing processing the energy-absorbing alloy, the storage tray 3 will rotate to the initial position for the breach 11 also can be located the top of feed inlet 12, and then the processing sweeps can enter into feed inlet 12 from breach 11, then is collected by collecting box 13 is unified, makes things convenient for the staff to handle.
The foregoing is only a preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art, who is within the scope of the present invention, should make equivalent substitutions or modifications according to the technical scheme of the present invention and the inventive concept thereof, and should be covered by the scope of the present invention.

Claims (5)

1. The utility model provides a clamp that superstrong high energy-absorbing alloy new material was used which characterized in that, including processing platform (1), two splint (2), put thing dish (3) and driving piece, wherein: the object placing disc (3) is horizontally arranged, the object placing disc (3) is rotatably arranged on the processing table (1), the two clamping plates (2) are oppositely arranged, the two clamping plates (2) are rotatably arranged on the processing table (1), and mounting points of the two clamping plates (2) on the processing table (1) are centrally symmetrical relative to the object placing disc (3); the driving piece is arranged on the processing table (1) and is used for driving the object placing disc (3) to rotate and driving the two clamping plates (2) to be close to or far away from each other; the top of the storage tray (3) is provided with a storage groove, and the storage tray (3) is also provided with a notch (11);
the device comprises a processing table (1), a storage tray (3), two vertical partition plates (4), two clamping plates (2), two elastic pieces (6) and a rotating plate (4), wherein the two vertical partition plates (4) are vertically arranged on the processing table (1) relatively, the two vertical partition plates (4) are respectively positioned on two sides of the storage tray (3), the outer sides of the two vertical partition plates (4) are hinged with the rotating plates (5), the hinging points of the two rotating plates (5) on the vertical partition plates (4) are symmetrical with respect to the center of the storage tray (3), the two clamping plates (2) are respectively arranged on the two rotating plates (5), and the rotating plates (5) are provided with the elastic pieces (6) connected with the vertical partition plates (4);
the driving piece comprises a driving motor, a gear (7) and two moving rods (8), wherein the driving motor is arranged on the processing table (1), the gear (7) is fixedly sleeved on an output shaft of the driving motor, the object placing disc (3) is arranged on the output shaft of the driving motor, the two moving rods (8) are oppositely arranged on two sides of the gear (7), the two moving rods (8) are slidably arranged on the processing table (1) along the connecting line direction of the two vertical separation plates (4), teeth meshed with the gear (7) are formed on the inner sides of the two moving rods (8), and the end parts of the two moving rods (8) are respectively abutted against the two rotating plates (5);
the rotation of driving motor output shaft can drive gear (7) rotation, the rotation of gear (7) can drive two movable rods (8) that mesh rather than being close to each other or keep away from, when two movable rods (8) are close to each other, under the effect of elastic component (6) restoring force, rotating plate (5) can drive splint (2) rotation, simultaneously, the rotation of driving motor output shaft can drive thing dish (3) rotation of putting, and then drive the energy-absorbing alloy rotation of waiting to process, also two splint (2) can carry out the centre gripping to the energy-absorbing alloy of waiting to process of rotation and fix, the centre gripping is effectual.
2. The fixture for the novel super-strong high energy-absorbing alloy material according to claim 1, wherein two vertical partition plates (4) are slidably provided with mounting plates (9), the mounting plates (9) are positioned above the storage plate (3), and movable ports (10) through which the clamping plates (2) can movably penetrate are formed in the vertical partition plates (4).
3. The clamp for the new super-strong high energy-absorbing alloy material according to claim 2, wherein the two vertical partition plates (4) are respectively provided with a through hole, and the two moving rods (8) are respectively and slidably arranged in the through holes.
4. The clamp for the new super-strong high energy absorbing alloy material according to any one of claims 1-2, wherein a feed port (12) is formed in the processing table (1), and a collecting box (13) located below the feed port (12) is slidably arranged on the processing table (1).
5. The fixture for the novel super-strong high energy absorption alloy material according to claim 4, wherein the processing table (1) is provided with a chute (14), a sliding block (15) is slidably arranged in the chute (14), and the sliding block (15) is connected with the collecting box (13).
CN202110774243.0A 2021-07-08 2021-07-08 Clamp for novel super-strong high-energy-absorption alloy material Active CN113319619B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202110774243.0A CN113319619B (en) 2021-07-08 2021-07-08 Clamp for novel super-strong high-energy-absorption alloy material

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202110774243.0A CN113319619B (en) 2021-07-08 2021-07-08 Clamp for novel super-strong high-energy-absorption alloy material

Publications (2)

Publication Number Publication Date
CN113319619A CN113319619A (en) 2021-08-31
CN113319619B true CN113319619B (en) 2023-08-11

Family

ID=77426065

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202110774243.0A Active CN113319619B (en) 2021-07-08 2021-07-08 Clamp for novel super-strong high-energy-absorption alloy material

Country Status (1)

Country Link
CN (1) CN113319619B (en)

Citations (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4759536A (en) * 1986-10-04 1988-07-26 Nitto Kohki Co., Ltd. Clamping device
CN207138947U (en) * 2017-07-28 2018-03-27 唐山津丰泓泵业有限公司 A kind of milling machine quick despatch fixture
CN207372744U (en) * 2017-10-31 2018-05-18 重庆亿恒汽车配件有限公司 A kind of engine cylinder head clamp for machining of multi-faceted adjusting
CN207615982U (en) * 2017-12-13 2018-07-17 江门市奔胜数控精密制品有限公司 A kind of ancillary equipment of mechanical processing
CN207953225U (en) * 2017-12-29 2018-10-12 新昌县南明街道嘉宇机械厂 A kind of turning bearings device detent mechanism
CN109551238A (en) * 2018-12-26 2019-04-02 武汉科技大学 A kind of multifunction machine
CN210451857U (en) * 2019-07-05 2020-05-05 莱芜上业机械设备有限公司 Make things convenient for frock clamp of piece clearance
CN211102775U (en) * 2019-08-12 2020-07-28 天津市鼎诚铝压铸件有限公司 Clamp convenient to rotate for die casting machining
CN211305590U (en) * 2019-12-25 2020-08-21 郑州郑飞机械有限责任公司 Clamping device of drilling machine
CN212946573U (en) * 2020-05-13 2021-04-13 株洲天成金属激光高科有限公司 Auxiliary tool fixture
CN213530904U (en) * 2020-11-16 2021-06-25 重庆快将数控科技有限公司 Precision machine tool with carving and milling functions

Patent Citations (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4759536A (en) * 1986-10-04 1988-07-26 Nitto Kohki Co., Ltd. Clamping device
CN207138947U (en) * 2017-07-28 2018-03-27 唐山津丰泓泵业有限公司 A kind of milling machine quick despatch fixture
CN207372744U (en) * 2017-10-31 2018-05-18 重庆亿恒汽车配件有限公司 A kind of engine cylinder head clamp for machining of multi-faceted adjusting
CN207615982U (en) * 2017-12-13 2018-07-17 江门市奔胜数控精密制品有限公司 A kind of ancillary equipment of mechanical processing
CN207953225U (en) * 2017-12-29 2018-10-12 新昌县南明街道嘉宇机械厂 A kind of turning bearings device detent mechanism
CN109551238A (en) * 2018-12-26 2019-04-02 武汉科技大学 A kind of multifunction machine
CN210451857U (en) * 2019-07-05 2020-05-05 莱芜上业机械设备有限公司 Make things convenient for frock clamp of piece clearance
CN211102775U (en) * 2019-08-12 2020-07-28 天津市鼎诚铝压铸件有限公司 Clamp convenient to rotate for die casting machining
CN211305590U (en) * 2019-12-25 2020-08-21 郑州郑飞机械有限责任公司 Clamping device of drilling machine
CN212946573U (en) * 2020-05-13 2021-04-13 株洲天成金属激光高科有限公司 Auxiliary tool fixture
CN213530904U (en) * 2020-11-16 2021-06-25 重庆快将数控科技有限公司 Precision machine tool with carving and milling functions

Also Published As

Publication number Publication date
CN113319619A (en) 2021-08-31

Similar Documents

Publication Publication Date Title
CN210589505U (en) Cutting device is used in production and processing of big bus instrument desk
CN212311672U (en) Surface treatment device for groove pipe fitting
CN207825104U (en) A kind of environment-friendly type timber processing apparatus
CN113319619B (en) Clamp for novel super-strong high-energy-absorption alloy material
CN109505276B (en) Solar fallen leaf collecting and processing device
CN213258606U (en) Polishing equipment for welding point of metal component
CN216151988U (en) Building timber grinding device
CN210877937U (en) Nut processing equipment with clamping structure and capable of removing chips
CN110434401B (en) Chip removal device of electric tool
CN211540335U (en) Clamping device is used in processing of high strength drill bit
CN111730658B (en) Special cutting device of live working
CN114453934A (en) Long shaft processing equipment
CN210632247U (en) Mining sample grinder
CN207387877U (en) A kind of bamboo and wood cutter device easy to remove
CN220660247U (en) Aluminum profile burr removing device
CN217169141U (en) Slotting device for building construction water and electricity layout design
CN220839524U (en) Polishing device for efficient furniture production
CN216298584U (en) Numerical control machining device for thin-wall parts
CN220944146U (en) Clamping device for cutter production and processing
CN215035959U (en) Aluminum bar polishing device for aerospace
CN215238189U (en) Fixed-length cutting device for aluminum pipe processing
CN215294257U (en) Efficient drawing verification device based on vector process engine
CN220862876U (en) Protective device for machining
CN218748072U (en) Plastic board cutting device
CN213969800U (en) A loading attachment for bearing equipment processing

Legal Events

Date Code Title Description
PB01 Publication
PB01 Publication
SE01 Entry into force of request for substantive examination
SE01 Entry into force of request for substantive examination
GR01 Patent grant
GR01 Patent grant