CN103331574A - Processing method and processing equipment of epidural anesthesia needle tube - Google Patents
Processing method and processing equipment of epidural anesthesia needle tube Download PDFInfo
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- CN103331574A CN103331574A CN2013101711985A CN201310171198A CN103331574A CN 103331574 A CN103331574 A CN 103331574A CN 2013101711985 A CN2013101711985 A CN 2013101711985A CN 201310171198 A CN201310171198 A CN 201310171198A CN 103331574 A CN103331574 A CN 103331574A
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Abstract
The invention relates to a processing method and processing equipment of an epidural anesthesia needle tube. The processing method of the epidural anesthesia needle tube comprises the following steps of (1) fixed-length cutting, (2) tube bending, (3) bevel connection cutting, (4) bevel connection sharpening, and (5) scale line manufacturing. The processing equipment of the epidural anesthesia needle tube comprises a tube bending fixture, a tube cutting fixture, a conductive grinding head and a needle storing fixture. According to the method and the equipment, with the adoption of special processing tools, the equipment is convenient to operate, time-saving, labor-saving and few in manufacturing procedures; with the adoption of electrolytic grinding, burrs can be washed away after subjected to electrolytic corrosion by an electrolytic solution through which direct current flows, and a processing surface is smooth and uniform; since a chemical corrosion method is adopted to form scale lines on the stainless steel needle tube or a stainless steel bar, the manufactured scale lines have smooth and bright surfaces, are clear, and are not faded easily; and a manufactured product is convenient to use.
Description
Technical field
The present invention relates to a kind of medical device processing method, be specifically related to a kind of caudal anaesthesia needle tubing processing method and process equipment thereof.
Background technology
At present, caudal anaesthesia needle tubing processing technology after common employing fixed wheel is bent into certain radian, is cut by certain angle with the line cutting earlier, and greasy dirt is cleaned in the cutting back, polishes deburring then, adopts the dynamo-electric solution method of mark to make scale at last.Also having a kind of is after being bent into certain radian with a fixed wheel, grinds pin with non-conductive bistrique earlier, carries out sandblast and electrolysis then and removes burr, adopts the dynamo-electric solution method of mark to make scale at last.More than with the method for a fixed wheel (fixing can not the rotation) bending, the radian of bending has the vestige of extruding in the inboard, will carry out polishing follow-up.The line cutting processing needs to have increased the difficulty (cleaning of medical needle tube cavity is very important) of cleaning with the saponified oil cooling, the needle tubing that this method processes, and cutting edge is blunt, and puncture force is big during use, bad operation.Grind pin with non-conductive bistrique, carry out sandblast and electrolysis then and remove burr, the needle tubing that this method processes, all sharp inside and outside the cutting edge, though puncture has made things convenient for during use, when sending into conduit by needle tubing in the body, very easily damage conduit because of carelessness, can cut off conduit when serious, the enforcement of influence operation.The scale that adopts the dynamo-electric solution method of mark to make, the tarnish that is faint in color, time one length is faded easily, does not see.
Summary of the invention
The present invention is directed to that above-mentioned prior art processing method is loaded down with trivial details, the bad inconvenient problem with use of crudy, a kind of caudal anaesthesia needle tubing processing technology and process equipment thereof are provided, make the radian slyness of needle tubing bending, once finish the operation of sharpening deburring, reduce operation, thereby reduce production costs, make the needle tubing puncture namely convenient, when wearing conduit, can not damage conduit again, make that the graduation mark smooth surface of making on the needle tubing is glossy, scale is clear, fugitive color not, convenient anesthesia doctor operation is clinically used.
In order to solve the problems of the technologies described above, the invention provides following technical scheme:
A kind of caudal anaesthesia needle tubing processing method comprises the steps:
(1) fixed length cuts, and steel pipe is cut into the length of regulation;
(2) bend pipe curves needle tubing one end with the bend pipe anchor clamps cambered surface of regulation;
(3) cut angle, start pipe cutting machine, the needle tubing bend part is put in the Pipe Cutting anchor clamps, the needle tubing horizontal positioned, the needle tubing rear portion props up positioner, pulls pressing handle, and slowly evenly feeding forward after angle cuts, is return original position, takes off needle tubing;
(4) angle sharpening, utilize electric conducting grinding head to carry out the angle sharpening:
A, will adorn that the pin anchor clamps are fixed in can be along grinding wheel spindle on the workbench of doing automatic reciprocating parallel motion, and moves back and forth about doing with workbench;
B, the pipe that step (3) is cut are fixed in the stationary fixture of an inclination angle 7o or 14o, interior circular arc just up, put the first edge on a knife or a pair of scissors cambered surface center line and emery wheel lowest surfaces of needle point is contour;
C, needle tubing move from a side direction opposite side with workbench dress pin anchor clamps, carry out grinding by emery wheel, grinding is for the first time finished, by spacing, return and carry out the grinding second time, return original position, grinding process is electrochemical grinding, and bistrique adopts the conduction emery wheel, this emery wheel and the insulation of emery wheel hub, by lead emery wheel and needle tubing are serially connected with in the same DC circuit, its medium plain emery wheel connects positive pole, and needle tubing connects negative pole, adopts the natrium nitrosum saturated solution to do the electrolyte cooling;
(5) graduation mark is made: make the needle tubing graduation mark.
A kind of process equipment of caudal anaesthesia needle tubing; comprise the bend pipe anchor clamps; the Pipe Cutting anchor clamps; electric conducting grinding head and dress pin anchor clamps; described electric conducting grinding head comprises cylindrical shell; be provided with main shaft in the cylindrical shell; main shaft one end is equipped with the emery wheel hub; be with the conduction emery wheel on the emery wheel hub; conduction emery wheel arranged outside has the emery wheel pressing plate; scribble the epoxy resins insulation layer on emery wheel hub and emery wheel pressing plate and the face that the conduction emery wheel contacts; the main shaft other end is equipped with driving pulley; the outer distolateral conducting ring that is with of driving pulley; by epoxy resins insulation, the conducting ring arranged outside has the conducting ring gland, is provided with conducting rod in the main shaft between driving pulley and the conducting ring; conducting rod is contained in the main shaft by insulation sleeve; the conducting rod two ends are connected with the emery wheel conductive cap with the conducting ring gland respectively, and conducting ring is provided with brushgear, are connected with lead on the brushgear; protective cover is equipped with in the conduction emery wheel outside, and the cylindrical shell two ends are provided with water-throwing disk.
Described bend pipe anchor clamps comprise fixed head, are arranged on the bearing on the fixed head, and pressing plate is installed on the bearing, and bearing is provided with the needle tubing groove, the bearing front end is provided with fixed wheel, and fixed wheel is equipped with on the handle, and handle, at its lower end is provided with driving wheel, driving wheel is positioned at the fixed wheel top, and the handle rear side is provided with stopping means.
Described Pipe Cutting anchor clamps comprise holder, be arranged on the slide unit of holder one side, be arranged on the positioner on the slide unit and be arranged on hold down gag on the holder, and hold down gag is provided with pressing handle, and holder is provided with the emery wheel cutter sweep.
Described dress pin anchor clamps comprise base, are arranged on body and pressing plate on the base, and the face that base contacts with body becomes 7 ° or 14 ° with level.
The present invention uses special machining tool, easy to operate, time saving and energy saving, manufacturing procedure is few, and the present invention adopts electrochemical grinding, washes away after the electrolyte galvanic corrosion that can make burr be had direct current to pass through, guaranteed that machined surface is smooth evenly, the present invention adopts the method for chemical attack to form scale at stainless steel needle tubing or stainless steel bar, and the graduation mark smooth surface of making is glossy, scale is clear, fugitive color not, and the product of making is easy to use.
Description of drawings
Fig. 1 is needle tubing bend pipe schematic diagram of the present invention.
Fig. 2 cuts the angle schematic diagram for needle tubing of the present invention.
Fig. 3 is needle tubing sharpening schematic diagram of the present invention.
Fig. 4 is bend pipe clamp structure schematic diagram of the present invention.
Fig. 5 is Pipe Cutting clamp structure schematic diagram of the present invention.
Fig. 6 is electric conducting grinding head structural representation of the present invention.
Fig. 7 adorns pin clamp structure schematic diagram for the present invention.
Fig. 8 is hold down gag structural representation of the present invention.
Accompanying drawing sign: 1-bearing, 1-1-bolt, 2-pressing plate, 3-fixed wheel; the 4-driving wheel, 5-handle, 6-stopping means, 7-needle tubing; the 8-slide unit, 9-hold down gag, 9-1-support, 9-2-core bar; the 9-3-spring, 9-4-roller, 9-5-core pipe; the 10-holder, 11-emery wheel conductive cap, 12-positioner; 12-1-set screw, 13-pressing handle, 14-conduct electricity emery wheel; 15-emery wheel hub, 16-water-throwing disk, 17-main shaft; the 18-insulation sleeve, 19-conducting rod, 20-conducting ring gland; the 21-conducting ring; the 22-brushgear, 23-driving pulley, 24-cylindrical shell; the 25-protective cover, 26-lead, 27-base; the 28-body, 29-pressing plate, 30-emery wheel pressing plate; the 31-fixed head, 32-insulating barrier, 33-emery wheel cutter sweep.
The specific embodiment
Below in conjunction with accompanying drawing, the invention will be further described.
A kind of caudal anaesthesia needle tubing processing method comprises the steps:
(1) fixed length cuts, and steel pipe is cut into the length of regulation;
(2) bend pipe curves the cambered surface of regulation with the bend pipe anchor clamps with needle tubing one end, as shown in Figure 1;
(3) cut angle, start pipe cutting machine, the needle tubing bend part is put in the Pipe Cutting anchor clamps, the needle tubing horizontal positioned, the needle tubing rear portion props up positioner, pulls pressing handle, and slowly evenly feeding forward after angle cuts, is return original position, takes off needle tubing, as shown in Figure 2;
(4) angle sharpening, utilize electric conducting grinding head to carry out the angle sharpening:
A, will adorn that the pin anchor clamps are fixed in can be along grinding wheel spindle on the workbench of doing automatic reciprocating parallel motion, and moves back and forth about doing with workbench;
B, the pipe that step (3) is cut are fixed in the stationary fixture of an inclination angle 7o or 14o, interior circular arc just up, put the first edge on a knife or a pair of scissors cambered surface center line and emery wheel lowest surfaces of needle point is contour, as shown in Figure 3;
C, needle tubing move from a side direction opposite side with workbench dress pin anchor clamps, carry out grinding by emery wheel, and grinding is for the first time finished, by spacing, return and carry out the grinding second time, return original position, grinding process is electrochemical grinding, bistrique adopts the conduction emery wheel, this emery wheel and the insulation of emery wheel hub are serially connected with emery wheel and needle tubing in the same DC circuit by lead, and its medium plain emery wheel connects positive pole, needle tubing connects negative pole, adopts the natrium nitrosum saturated solution to do the electrolyte cooling;
(5) graduation mark is made: make the needle tubing graduation mark, the present invention adopts parkerizing method to make the needle tubing graduation mark, and parkerizing method is prior art.
A kind of process equipment of caudal anaesthesia needle tubing; comprise the bend pipe anchor clamps; the Pipe Cutting anchor clamps; electric conducting grinding head and dress pin anchor clamps; as shown in Figure 6; it is electric conducting grinding head structural representation of the present invention; electric conducting grinding head comprises cylindrical shell 24; be provided with main shaft 17 in the cylindrical shell 24; main shaft 17 1 ends are equipped with emery wheel hub 15; be with conduction emery wheel 14 on the emery wheel hub 15; conduction emery wheel 14 arranged outside have emery wheel pressing plate 30; scribble epoxy resins insulation layer 32 on emery wheel hub 15 and emery wheel pressing plate 30 and the face that conduction emery wheel 14 contacts; main shaft 17 other ends are equipped with driving pulley 23; the driving pulley 23 outer distolateral conducting rings 21 that are with; pass through epoxy resins insulation between driving pulley 23 and the conducting ring 21; conducting ring 21 arranged outside have conducting ring gland 20; be provided with conducting rod 19 in the main shaft 17; conducting rod 19 is contained in the main shaft 17 by insulation sleeve 18; conducting rod 19 two ends are connected with emery wheel conductive cap 11 with conducting ring gland 20 respectively; conducting ring 21 is provided with brushgear 22; be connected with lead 26 on the brushgear 22; protective cover 25 is equipped with in conduction emery wheel 14 outsides, and cylindrical shell 24 two ends are provided with water-throwing disk 16.
It adorns pin clamp structure schematic diagram for the present invention as shown in Figure 7, and dress pin anchor clamps comprise base 27, are arranged on body 28 and pressing plate 29 on the base 27, and the face that base 27 contacts with body 28 becomes 7 ° or 14 ° with level, and electric conducting grinding head is used with dress pin anchor clamps.
Electric conducting grinding head of the present invention is used for needle tubing angle sharpening, can make needle tubing non-trimming, burr behind sharpening, when electric conducting grinding head is specifically worked, needle tubing 7 is fixed between the body 28 of dress pin anchor clamps and the pressing plate 29, rotating nut then, tightly to lock pressing plate 29 fixing with needle tubing 7, body 28 can be arranged to 7 ° with horizontal plane angle, also can be arranged to 14 °, selects as required; Put the first edge on a knife or a pair of scissors mouthful lonely face center line of needle point is contour with the emery wheel axis, adorns the pin anchor clamps and is fixed on the workbench that can automatically move back and forth along grinding wheel spindle to work, and is reciprocating with workbench; Open dc source, open electric conducting grinding head and workbench, adjust DC voltage, the conduction emery wheel carries out the cutting edge grinding to needle tubing, and after a grinding finished, the adjustable bed block made workbench make return movement, returns original position.Grinding process of the present invention is electrochemical grinding, and namely bistrique adopts the conduction emery wheel, insulate between this emery wheel and the bistrique, by lead needle tubing is serially connected with among the same DC circuit, its medium plain emery wheel connects positive pole, and needle tubing connects negative pole, adopts the natrium nitrosum saturated solution to do the electrolyte cooling.
As shown in Figure 4, bend pipe anchor clamps of the present invention comprise fixed head 31, be arranged on the bearing 1 on the fixed head 31, pressing plate 2 is installed on the bearing 1, bearing 1 is provided with the needle tubing groove, bearing 1 front end is provided with fixed wheel 3, handle 5 is installed on the fixed wheel 3, handle 5 lower ends are provided with driving wheel 4, driving wheel 4 is positioned at fixed wheel 3 tops, handle 5 rear sides are provided with stopping means 6, and stopping means 6 is one to be fixed on the limited block on the fixed head 31, when bend pipe anchor clamps of the present invention specifically use, straight stainless steel needle tubing 7 is put into the needle tubing groove of locking pin pipe support 1 by the slit between fixed wheel 3 and the driving wheel 4, needle tubing groove outer end is provided with bolt 1-1, and 1-1 can control the needle tubing port to the length at circular arc place by the rotation bolt, compresses needle tubing 7 by lower platen 2 then, pull handle 5 to stopping means 6, slightly pause for a moment, return the original place, take out needle tubing 7, straight needle tubing one end is curved about 140o～160o, with the radian transition of R8～10.
As shown in Figure 5, Pipe Cutting anchor clamps of the present invention comprise holder 10, be arranged on the slide unit 8 of holder 10 1 sides, be arranged on the positioner 12 on the slide unit 8 and be arranged on hold down gag 9 on the holder 10, be provided with screw in the positioner 12, one location screw 12-1 is installed in the screw, set screw 12-1 front end props up needle tubing, can be by the length of rotation set screw 12-1 adjusting needle tubing; Hold down gag 9 is provided with pressing handle 13, and holder 10 is provided with emery wheel cutter sweep 33.
As shown in Figure 8, hold down gag 9 of the present invention comprises the support 9-1 that is arranged on holder 10 1 sides, core pipe 9-5 and core bar 9-2 are installed on the support, in the core pipe 9-5 spring 9-3 is installed, core bar 9-2 pass spring 9-3 and with spring 9-3 clamping, core bar 9-2 lower end is provided with roller 9-4, and pressing handle 13 1 ends are installed on the roller 9-4.When Pipe Cutting anchor clamps of the present invention specifically use, start pipe cutting machine, needle tubing 7 bend parts are put in the holder 10, by required length before the positioner 12 control needle tubings mill pin, press roller 9-4 that pressing handle 13 makes hold down gag 9 and be fixed needle tubing 7 in the seat 10, needle tubing 7 rear portions prop up set screw 12-1, slowly evenly feeding forward of rotation set screw 12-1 utilizes emery wheel cutter sweep 33 to cut, after angle cuts, return original position, take off needle tubing 7.
Claims (5)
1. a caudal anaesthesia needle tubing processing method is characterized in that comprising the steps:
(1) fixed length cuts, and steel pipe is cut into the length of regulation;
(2) bend pipe curves needle tubing one end with the bend pipe anchor clamps cambered surface of regulation;
(3) cut angle, start pipe cutting machine, the needle tubing bend part is put in the Pipe Cutting anchor clamps, the needle tubing horizontal positioned, the needle tubing rear portion props up positioner, pulls pressing handle, and slowly evenly feeding forward after angle cuts, is return original position, takes off needle tubing;
(4) angle sharpening, utilize electric conducting grinding head to carry out the angle sharpening:
A, will adorn that the pin anchor clamps are fixed in can be along grinding wheel spindle on the workbench of doing automatic reciprocating parallel motion, and moves back and forth about doing with workbench;
B, the pipe that step (3) is cut are fixed in the stationary fixture of an inclination angle 7o or 14o, interior circular arc just up, put the first edge on a knife or a pair of scissors cambered surface center line and emery wheel lowest surfaces of needle point is contour;
C, needle tubing move from a side direction opposite side with workbench dress pin anchor clamps, carry out grinding by emery wheel, grinding is for the first time finished, by spacing, return and carry out the grinding second time, return original position, grinding process is electrochemical grinding, and bistrique adopts the conduction emery wheel, this emery wheel and the insulation of emery wheel hub, by lead emery wheel and needle tubing are serially connected with in the same DC circuit, its medium plain emery wheel connects positive pole, and needle tubing connects negative pole, adopts the natrium nitrosum saturated solution to do the electrolyte cooling;
(5) graduation mark is made: make the needle tubing graduation mark.
2. the process equipment of a caudal anaesthesia needle tubing; comprise the bend pipe anchor clamps; the Pipe Cutting anchor clamps; electric conducting grinding head and dress pin anchor clamps; it is characterized in that: described electric conducting grinding head comprises cylindrical shell (24); be provided with main shaft (17) in the cylindrical shell (24); main shaft (17) one ends are equipped with emery wheel hub (15); be with conduction emery wheel (14) on the emery wheel hub (15); conduction emery wheel (14) arranged outside has emery wheel pressing plate (30); scribble epoxy resins insulation layer (32) on emery wheel hub (15) and emery wheel pressing plate (30) and the face that conduction emery wheel (14) contacts; main shaft (17) other end is equipped with driving pulley (23); the outer distolateral conducting ring (21) that is with of driving pulley (23); pass through epoxy resins insulation between driving pulley (23) and the conducting ring (21); conducting ring (21) arranged outside has conducting ring gland (20); be provided with conducting rod (19) in the main shaft (17); conducting rod (19) is contained in the main shaft (17) by insulation sleeve (18); conducting rod (19) two ends are connected with emery wheel conductive cap (11) with conducting ring gland (20) respectively; conducting ring (21) is provided with brushgear (22); be connected with lead (26) on the brushgear (22); protective cover (25) is equipped with in conduction emery wheel (14) outside, and cylindrical shell (24) two ends are provided with water-throwing disk (16).
3. process equipment according to claim 2, it is characterized in that: described bend pipe anchor clamps comprise fixed head (31), are arranged on the bearing (1) on the fixed head (31), pressing plate (2) is installed on the bearing (1), bearing (1) is provided with the needle tubing groove, bearing (1) front end is provided with fixed wheel (3), and fixed wheel (3) is equipped with on the handle (5), and handle (5) lower end is provided with driving wheel (4), driving wheel (4) is positioned at fixed wheel (3) top, and handle (5) rear side is provided with stopping means (6).
4. process equipment according to claim 2, it is characterized in that: described Pipe Cutting anchor clamps comprise holder (10), be arranged on the slide unit (8) of holder (1) one side, be arranged on the positioner (12) on the slide unit (8) and be arranged on hold down gag (9) on the holder (10), hold down gag (9) is provided with pressing handle (13), and holder (10) is provided with emery wheel cutter sweep (33).
5. process equipment according to claim 2, it is characterized in that: described dress pin anchor clamps comprise base (27), are arranged on body (28) and pressing plate (29) on the base (27), and the face that base (27) contacts with body (28) becomes 7 ° or 14 ° with level.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310171198.5A CN103331574B (en) | 2013-05-10 | 2013-05-10 | A kind of epidural anesthesia needle tube processing method and process equipment thereof |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310171198.5A CN103331574B (en) | 2013-05-10 | 2013-05-10 | A kind of epidural anesthesia needle tube processing method and process equipment thereof |
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| CN103331574B CN103331574B (en) | 2015-09-09 |
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| CN108262672A (en) * | 2018-01-11 | 2018-07-10 | 温州职业技术学院 | A kind of grinding device of syringe needle production equipment |
| CN108525974A (en) * | 2018-04-17 | 2018-09-14 | 河南驼人医疗器械集团有限公司 | A kind of coating process of Medical steel needle |
| CN109550868A (en) * | 2018-12-31 | 2019-04-02 | 浙江伏尔特医疗器械股份有限公司 | The automatic bending angle patterning process device of epidural anaesthetic puncture needle |
| CN110802423A (en) * | 2019-11-08 | 2020-02-18 | 深圳市特力威科技有限公司 | Ultrasonic knife handle assembly |
| CN111215849A (en) * | 2019-12-06 | 2020-06-02 | 西北有色金属研究院 | Processing method of titanium alloy special-shaped needle tube |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN108262672A (en) * | 2018-01-11 | 2018-07-10 | 温州职业技术学院 | A kind of grinding device of syringe needle production equipment |
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| CN110802423A (en) * | 2019-11-08 | 2020-02-18 | 深圳市特力威科技有限公司 | Ultrasonic knife handle assembly |
| CN110802423B (en) * | 2019-11-08 | 2021-07-20 | 深圳市特力威科技有限公司 | Ultrasonic knife handle assembly |
| CN111215849A (en) * | 2019-12-06 | 2020-06-02 | 西北有色金属研究院 | Processing method of titanium alloy special-shaped needle tube |
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|---|---|
| CN103331574B (en) | 2015-09-09 |
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Effective date of registration: 20160531 Address after: Luohe City, Henan province 462331 Yuanhui District Riverside Metro Xiangjiang Road Patentee after: Henan Shuguang qualied Kang biological Polytron Technologies Inc Address before: Luohe City, Henan Province, Riverside Metro Xiangjiang road 462331 Patentee before: Henan Shugang Jianshi Medical Devices Group Co., Ltd. |