CN108296812B - Multi-angle machining clamp of bone fracture plate - Google Patents
Multi-angle machining clamp of bone fracture plate Download PDFInfo
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- CN108296812B CN108296812B CN201810109269.1A CN201810109269A CN108296812B CN 108296812 B CN108296812 B CN 108296812B CN 201810109269 A CN201810109269 A CN 201810109269A CN 108296812 B CN108296812 B CN 108296812B
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- base
- fixing
- seat
- fixing rod
- rod
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23Q—DETAILS, 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
- B23Q3/00—Devices holding, supporting, or positioning work or tools, of a kind normally removable from the machine
- B23Q3/02—Devices 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
- B23Q3/04—Devices 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 adjustable in inclination
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23Q—DETAILS, 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
- B23Q3/00—Devices holding, supporting, or positioning work or tools, of a kind normally removable from the machine
- B23Q3/02—Devices 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
- B23Q3/06—Work-clamping means
Abstract
The invention discloses a multi-angle processing clamp of a bone fracture plate, which comprises a base, wherein a sliding groove is arranged in the middle of the base, T-shaped grooves are arranged on two sides of the sliding groove, screw rod seats are arranged at two ends of the base, a screw rod is arranged in each screw rod seat, a T-shaped seat is arranged at one end of the base, a sliding seat is arranged at the other end of the base, locking bolts are arranged at two ends of each sliding seat, nuts I are arranged on the locking bolts, a first fixing rod is sleeved at the upper ends of the sliding seat and the T-shaped seats, four positioning holes are uniformly distributed in the middle of the first fixing rod along the circumference, fixing pins are arranged on the sliding seat and the T-shaped seats, a first screw rod is arranged at one end of each fixing rod, a second nut is arranged on the first screw rod, a stand column is arranged at the other end of each fixing rod, a rectangular hole, the clamp has the advantages of relatively low manufacturing cost, high positioning precision, wear resistance, convenience in use and the like.
Description
Technical Field
The invention relates to the field of medical instrument processing, in particular to a multi-angle processing clamp of a bone fracture plate.
Background
The processing device of the conventional three-axis processing center can only process workpieces with single angles, and can not process workpieces with large-angle curved surfaces when being used for processing, so that the limitation is large, for example, a main processing procedure of a straight bone fracture plate comprises hole position processing and end face processing, a plurality of clamps and clamping are usually needed in actual processing to finish the processing of the bone fracture plate for multiple times, the manufacturing cost of the clamps is high, the processing efficiency is low, and the clamps which are convenient to operate and convenient for processing of all angles of the bone fracture plate are needed.
Disclosure of Invention
The invention aims to solve the technical problem of providing a multi-angle processing clamp of a bone fracture plate so as to solve the defects in the prior art.
In order to achieve the above purpose, the present invention provides the following technical solutions: a multi-angle processing clamp of a bone fracture plate comprises a base, wherein a sliding groove is arranged in the middle of the base, T-shaped grooves are formed in two sides of the sliding groove, screw rod seats are arranged at two ends of the base, a screw rod is arranged in each screw rod seat, a T-shaped seat is arranged at one end of the base, two ends of each T-shaped seat are fixed on the base through fixing bolts respectively, a cross-shaped sliding seat is arranged at the other end of the base, the lower end of each sliding seat is located in the corresponding sliding groove, the sliding seat is in threaded connection with the screw rod, locking bolts are arranged at two ends of each sliding seat, the heads of the locking bolts are located in the T-shaped grooves, nuts I are arranged on the locking bolts, fixing rods I are sleeved at the upper ends of the sliding seat and the T-shaped seats, four positioning holes are evenly distributed in the middle of the fixing, the screw rod I is provided with a second nut, the other end of the first fixing rod is provided with a stand column, the stand column is parallel to a line connecting two opposite positioning holes, a rectangular hole is formed in the upper end of the stand column, a rotating rod is arranged at the upper end of the rectangular hole, the rotating rod extends into the rectangular hole, a pressing block is arranged at the bottom of the rotating rod, the lower end of the stand column is provided with the second fixing rod, the front end of the second fixing rod is provided with the second screw rod, a limiting block is sleeved on the second fixing rod, and the second screw.
Preferably, rubber cushion skins are arranged at the lower end of the pressing block, the bottom of the rectangular hole, the top of the second fixing rod and the top of the limiting block.
Preferably, an interference fit is formed between the first fixing rod and the round hole of the sliding seat, and an interference fit is formed between the fixing pin and the positioning hole.
Preferably, a rotating nut is welded at the front end of the screw rod.
Preferably, both ends of the base are provided with ear plates.
The beneficial effect of adopting above technical scheme is: the invention relates to a multi-angle processing of a bone fracture plate, before processing hole positions on the bone fracture plate, firstly, two fixing pins are pulled out and a second nut is loosened, four positioning holes form a cross connecting line, a stand column is parallel to one connecting line, the stand column is rotated to enable one end of a rectangular hole to be positioned at the upper end and the stand column to be vertical to a horizontal line, the fixing pins are inserted into the positioning holes, the first nut is rotated to lock a first fixing rod, the fixing pins reduce the rotating error of the stand column during processing, the second nut reduces the back-and-forth moving error of the stand column during processing, one end of the bone fracture plate is placed into a rectangular hole of the stand column on a T-shaped seat, a rotating rod is rotated to enable a pressing block to downwards press one end of the bone fracture plate, the first nut is loosened, a screw rod is rotated to drive a sliding seat to move, after the clamping of the bone fracture plate is completed, the bone fracture plate is drilled by drilling equipment, after the drilling operation is completed, the fixing pin is pulled out, the second nut is loosened, the rotating rod is rotated to enable the pressing block to face upwards, the bone fracture plate is taken out, then the two stand columns are rotated 180 degrees, one end of the fixing rod is made to face upwards, the third limiting block and the third nut are taken out, the first nut is loosened, the screw rod is rotated to enable the sliding seat to move, two holes at two ends of the bone fracture plate can be inserted into the two fixing blocks, after the two fixing blocks are inserted, the first nut is rotated to enable the sliding seat to be fixed, then the fixing pin is inserted into the positioning hole, the second nut is rotated to lock the stand columns, then the limiting block is sleeved on the second fixing rod, the third nut is screwed into the second screw rod to enable the limiting block to compress the bone fracture plate, the pair of bone fracture, taking out the bone fracture plate from the second fixing rod, turning over one side of the bone fracture plate, sleeving the bone fracture plate into the second fixing rod again, sleeving the limiting block into the third fixing rod, locking the other side of the bone fracture plate by using the third nut, milling the other side of the bone fracture plate by using the machining center, wherein the curved surface of the side of the bone fracture plate with a certain angle is not easy to process, loosening the second nut and taking out the fixing pin before milling the side of the bone fracture plate, rotating the two stand columns and the bone fracture plate by 180 degrees to enable the other side of the bone fracture plate to face upwards, inserting the fixing pin and locking the two nuts, and milling the other side of the bone fracture plate by using the machining center, wherein the manufacturing cost of the clamp is relatively low, the positioning precision is high, the clamping is realized, the clamping is simple, the clamping is convenient, and the clamping effect is good, Stand, the drilling of coaptation board and the operation of milling on surface are milled simultaneously to advantages such as stand wear and tear, convenient to use, can carry out the clamping, and a plurality of anchor clamps on with traditional process are integrated as an organic whole, change the clamping angle of coaptation board through rotating the stand, make the side end face of coaptation board the cutter of being convenient for mill up.
Drawings
FIG. 1 is a front view of the present invention;
FIG. 2 is a side view of the present invention;
FIG. 3 is a top view of the present invention;
FIG. 4 is a front elevational view of the column portion of the present invention;
fig. 5 is a side view of a column portion of the present invention.
The rubber gasket comprises a base 1, a T-shaped groove 101, an ear plate 102, a sliding groove 103, a screw rod seat 2, a screw rod 3, a rotating nut 31, a sliding seat 4, a nut I41, a locking bolt 42, a fixing pin 5, a stand column 6, a fixing rod I61, a screw rod I611, a positioning hole 612, a nut II 62, a rectangular hole 63, a rotating rod 64, a pressing block 65, a fixing rod II 66, a screw rod II 661, a limiting block 67, a nut III 68, a T-shaped seat 7, a fixing bolt 71 and a rubber gasket 8.
Detailed Description
Preferred embodiments of the present invention will be described in detail below with reference to the accompanying drawings.
Fig. 1-5 show embodiments of the present invention: a multi-angle processing clamp of a bone fracture plate comprises a base 1, wherein a sliding groove 103 is arranged in the middle of the base 1, T-shaped grooves 101 are arranged on two sides of the sliding groove 103, screw rod seats 2 are arranged at two ends of the base 1, screw rods 3 are arranged in the screw rod seats 2, a T-shaped seat 7 is arranged at one end of the base 1, two ends of the T-shaped seat 7 are respectively fixed on the base 1 through fixing bolts 71, a cross-shaped sliding seat 4 is arranged at the other end of the base 1, the lower end of the base 1 is located in the sliding groove 103, the sliding seat 4 is in threaded connection with the screw rods 3, locking bolts 42 are arranged at two ends of the sliding seat 4, the head of each locking bolt 42 is located in the T-shaped groove 101, a first nut 41 is arranged on each locking bolt 42, a first fixing rod 61 is sleeved at the upper ends of the sliding seat 4 and the T-shaped seat 7, four positioning holes 612 are uniformly distributed in the middle, one end of the first fixing rod 61 is provided with a first screw rod 611, the first screw rod 611 is provided with a second nut 62, the other end of the first fixing rod 61 is provided with a stand column 6, the stand column 6 is parallel to a connecting line of two opposite positioning holes 612, the upper end of the stand column 6 is provided with a rectangular hole 63, the upper end of the rectangular hole 63 is provided with a rotating rod 64, the rotating rod 64 extends into the rectangular hole 63, a pressing block 65 is arranged at the bottom of the rectangular hole 63, the lower end of the stand column 6 is provided with a second fixing rod 66, the front end of the second fixing rod 66 is provided with a second screw rod 661, the second fixing rod 66 is sleeved with a limiting block 67.
In this embodiment, the lower end of the pressing block 65, the bottom of the rectangular hole 63, the top of the second fixing rod 66 and the top of the limiting block 67 are all provided with rubber packing 8, so that the surface of the metal bone fracture plate can be protected from being scratched when the bone fracture plate is clamped tightly.
In this embodiment, the first fixing rod 61 is in interference fit with the circular hole of the sliding seat 4, the fixing pin 5 is in interference fit with the positioning hole 612, the excessive fit can reduce the shaking error of the first fixing rod 61 in the circular hole of the sliding seat 4, and the fixing pin 5 is inserted into the positioning hole 612 to reduce the rotation error of the first fixing rod 61.
In this embodiment, the front end of the screw rod 3 is welded with the rotating nut 31, which facilitates the rotation of the screw rod 3.
In this embodiment, both ends of the base 1 are provided with the ear plates 102, and the ear plates 102 are provided with round holes for fixing bolts, so that the fixture can be conveniently installed on the machining center.
Based on the above, before the hole site processing is performed on the bone plate, the two fixing pins 5 are pulled out and the nut two 62 is loosened, the four positioning holes 612 form a cross-shaped connecting line, the upright post 6 is parallel to one of the connecting lines, the upright post 6 is rotated to enable one end of the rectangular hole 63 to be positioned at the upper end and the upright post 6 to be perpendicular to the horizontal line, the fixing pins 5 are inserted into the positioning holes 612, the nut 31 two is rotated to lock the fixing rod one 61, the rotation error of the upright post 6 during the processing is reduced by the fixing pins 5, the back-and-forth movement error of the upright post 6 during the processing is reduced by the nut two 62, one end of the bone plate is placed into the rectangular hole 63 of the upright post 6 on the T-shaped seat 7, the press block 65 is pressed downwards by rotating the rotating rod 64 to enable one end of the bone plate to be loosened by, rotating the first nut 31 to enable the locking bolt 42 to fix the sliding seat 4, then rotating the rotating rod 64 to enable the pressing block 65 to press the other end of the bone fracture plate downwards to clamp the bone fracture plate, drilling the bone fracture plate by using drilling equipment, after the drilling operation is completed, pulling out the fixing pin 5, loosening the second nut 62, rotating the rotating rod 64 to enable the pressing block 65 to move upwards, taking out the bone fracture plate, then rotating the two stand columns 6 by 180 degrees to enable one end of the fixing rod second 66 to face upwards, taking out the limiting block 67 and the third nut 68, loosening the first nut 41, rotating the screw rod 3 to enable the sliding seat 4 to move, enabling two holes at two ends to be inserted into the two fixing blocks, rotating the first nut 31 to enable the sliding seat 4 to be fixed after insertion, then inserting the fixing pin 5 into the positioning hole 612, rotating the second nut 31 to lock the stand column 6, then sleeving the limiting block 67 on the fixing rod second 66, screwing the third nut 68 into the, fixing the bone fracture plate through the hole sites of the bone fracture plate, then milling one surface of the bone fracture plate by a machining center, when the other surface needs to be machined, screwing out the third nut 68 and taking out the limiting block 67, taking out the bone fracture plate from the second fixing rod 66, turning over one surface, sleeving the second fixing rod 66 again, sleeving the limiting block 67, locking the third nut 68, milling the other surface by the machining center, wherein the side surface of the bone fracture plate is provided with a certain angle of curved surface which is not easy to machine, before milling the side surface, loosening the second nut 62 and taking out the fixing pin 5, rotating the two upright posts 6 and the bone fracture plate by 90 degrees in one direction, then inserting the fixing pin 5 into the positioning hole 612, simultaneously locking by the second nut 62, wherein one side end of the bone fracture plate faces upwards, milling the side end surface by the machining center, taking out the fixing pin 5 and loosening the second nut 62, rotate 180 degrees with stand 6 together with the coaptation board and make the coaptation board other side face up, insert the fixed pin 5 and lock with nut two 62, mill the operation to its opposite side terminal surface by machining center, the cost of manufacture of this anchor clamps is relatively lower, it is high to have positioning accuracy, it is wear-resisting, advantages such as convenient to use, can mill the operation to the drilling and the surface of coaptation board simultaneously and carry out the clamping, integrate a plurality of anchor clamps on the traditional procedure, change the clamping angle of coaptation board through rotating stand 6, the cutter of being convenient for mills upwards of the side terminal surface of messenger's coaptation board.
The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, various changes and modifications can be made without departing from the inventive concept of the present invention, and these changes and modifications are all within the scope of the present invention.
Claims (5)
1. The utility model provides a multi-angle adds clamping apparatus of coaptation board, includes the base, the base middle part is equipped with the spout, the both sides of spout are equipped with the T-slot, the base both ends are equipped with the lead screw seat, be equipped with lead screw, its characterized in that in the lead screw seat: the T-shaped seat is arranged at one end of the base, two ends of the T-shaped seat are fixed on the base through fixing bolts respectively, a cross-shaped sliding seat is arranged at the other end of the base, the lower end of the cross-shaped sliding seat is positioned in a sliding groove, the sliding seat is in threaded connection with a lead screw, locking bolts are arranged at two ends of the sliding seat, the head of each locking bolt is positioned in a T-shaped groove, a first nut is arranged on each locking bolt, a first fixing rod is sleeved at the upper ends of the sliding seat and the T-shaped seat, four positioning holes are evenly distributed in the middle of the first fixing rod along the circumference, fixing pins are arranged on the sliding seat and the T-shaped seat and are vertically inserted into the positioning holes, a first screw rod is arranged at one end of each fixing rod, a second nut is arranged on each screw rod, an upright post is arranged at the other end, the rotating rod stretches into the rectangular hole, a pressing block is arranged at the bottom of the rectangular hole, a second fixing rod is arranged at the lower end of the stand column, a second screw rod is arranged at the front end of the second fixing rod, a limiting block is sleeved on the second fixing rod, and a third nut is arranged on the second screw rod.
2. The multi-angle machining fixture of a bone plate according to claim 1, characterized in that: and rubber cushion skins are arranged at the lower end of the pressing block, the bottom of the rectangular hole, the top of the second fixing rod and the top of the limiting block.
3. The multi-angle machining fixture of a bone plate according to claim 1, characterized in that: and the first fixing rod is in interference fit with the round hole of the sliding seat, and the fixing pin is in interference fit with the positioning hole.
4. The multi-angle machining fixture of a bone plate according to claim 1, characterized in that: and a rotating nut is welded at the front end of the screw rod.
5. The multi-angle machining fixture of a bone plate according to claim 1, characterized in that: the both ends of base all are equipped with the otic placode.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810109269.1A CN108296812B (en) | 2018-02-05 | 2018-02-05 | Multi-angle machining clamp of bone fracture plate |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810109269.1A CN108296812B (en) | 2018-02-05 | 2018-02-05 | Multi-angle machining clamp of bone fracture plate |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108296812A CN108296812A (en) | 2018-07-20 |
| CN108296812B true CN108296812B (en) | 2020-02-14 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810109269.1A Active CN108296812B (en) | 2018-02-05 | 2018-02-05 | Multi-angle machining clamp of bone fracture plate |
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| CN (1) | CN108296812B (en) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109050132A (en) * | 2018-10-27 | 2018-12-21 | 安徽昊盛木业有限公司 | A kind of positioning device |
| CN109624575B (en) * | 2018-11-29 | 2021-08-03 | 美尔森石墨工业（重庆）有限公司 | High-density graphite engraving and milling machine capable of achieving high-efficiency machining and convenient taking |
| CN115365542B (en) * | 2022-10-25 | 2023-03-24 | 江苏嘉斯康医疗科技有限公司 | Fixing device for processing pure titanium bone fracture plate |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH10202455A (en) * | 1997-01-20 | 1998-08-04 | Ricoh Co Ltd | Holder |
| CN201300227Y (en) * | 2008-10-23 | 2009-09-02 | 成都飞机工业（集团）有限责任公司 | Drilling tool for drilling axially and evenly distributed holes |
| KR101030592B1 (en) * | 2008-11-28 | 2011-04-21 | 주식회사 영일인덱스 | An indexer |
| CN206676680U (en) * | 2017-03-27 | 2017-11-28 | 广州金田瑞麟环境科技有限公司 | A kind of framework angle adjusting clamp |
| CN107199470A (en) * | 2017-08-03 | 2017-09-26 | 芜湖通瑞数控科技有限公司 | A kind of Digit Control Machine Tool adjustable-angle fixture |
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| CN108296812A (en) | 2018-07-20 |
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| CB03 | Change of inventor or designer information |
Inventor after: Jin Xin Inventor after: Ning Yongchao Inventor before: Jin Xin |
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| CB03 | Change of inventor or designer information | ||
| CP03 | Change of name, title or address |
Address after: 241000 east area, 2nd floor, plant 2, science and technology incubator, Jiangbei industrial concentration zone, Wuhu City, Anhui Province Patentee after: Anhui Weiyu Medical Instrument Technology Co.,Ltd. Address before: 241000 room 307-1, B building, Jiangbei industrial concentration area, Wuhu, Anhui Patentee before: WUHU TUNGHSU WEIYU MEDICAL DEVICE TECHNOLOGY Co.,Ltd. |
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