CN104400413A - Medical needle tube positioning structure and medical needle automatic assembling equipment - Google Patents
Medical needle tube positioning structure and medical needle automatic assembling equipment Download PDFInfo
- Publication number
- CN104400413A CN104400413A CN201410545472.5A CN201410545472A CN104400413A CN 104400413 A CN104400413 A CN 104400413A CN 201410545472 A CN201410545472 A CN 201410545472A CN 104400413 A CN104400413 A CN 104400413A
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- medical needle
- locating piece
- needle tube
- positioning structure
- location
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23P—METAL-WORKING NOT OTHERWISE PROVIDED FOR; COMBINED OPERATIONS; UNIVERSAL MACHINE TOOLS
- B23P19/00—Machines for simply fitting together or separating metal parts or objects, or metal and non-metal parts, whether or not involving some deformation; Tools or devices therefor so far as not provided for in other classes
- B23P19/10—Aligning parts to be fitted together
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Infusion, Injection, And Reservoir Apparatuses (AREA)
Abstract
The invention relates to the technical field of medical needle assembling, and discloses a medical needle tube positioning structure. The structure comprises a first positioning block and a second positioning block; the first positioning block forms a positioning slope matched with a blade face of a medical needle, and the second positioning block forms a positioning straight surface matched with the plane of the medical needle; the positioning slope and the positioning straight surface are oppositely arranged to form a positioning area allowing a medical needle tube to be inserted. A gap containing a needle point of the medical needle tube is formed between the first positioning block and the second positioning block. According to the medical needle tube positioning structure, the needle point penetrates the positioning area and is contained in the gap; meanwhile, the positioning slope plays a role in guiding the blade face and is matched with the blade face in an abutting-joint mode; the positioning straight face can limit radial movement of the medical needle tube, and the medical needle tube only can axially move; accurate positioning of the medical needle tube can be achieved; automation assembling of the medical needle can be achieved by utilizing accurate positioning of the medical needle tube; and the assembled medical needle is good in consistency, and waste is avoided.
Description
Technical field
The present invention relates to the technical field of medical needle assembling, particularly relate to medical needle tube positioning structure and the medical needle automatic assembly equipment comprising this medical needle tube positioning structure.
Background technology
In medical device industry, the application of medical needle is quite general, and medical needle tubing is the main building block of medical needle, and it is connected to the front end of syringe.
At present, in the assembling of the Dispoable medical pin generally used, man-made assembly still account for significant proportion, namely adopts manual mode of operation, medical needle tubing and syringe is fitted together; Part company have employed the equipment of semi-automation or automation to carry out medical needle assembling, but, the orientation problem of medical needle tubing never solves completely, like this, if the length of medical needle tubing and sword face angle orientation are forbidden, then can cause the length of medical needle and the difference of angle of same batch after assembling, really cannot realize the operation of medical needle automatic Composition, and the uniformity of the length of medical needle after assembling and angle is poor, causes huge waste.
Summary of the invention
The object of the present invention is to provide medical needle tube positioning structure, be intended to solve in medical needle automatic assembly equipment of the prior art, the location of medical needle tubing is forbidden, cause medical needle cannot the problem of uniformity difference after automatic Composition and assembling.
The present invention realizes like this, medical needle tube positioning structure, comprise the first locating piece positioned opposite and the second locating piece, the lower end of described first locating piece madial wall is formed towards outer incline and the inclined-plane, location coordinated with the sword face of medical needle, the lower end of described second locating piece madial wall is formed with the location coordinated with medical needle plane and faces directly, inclined-plane, described location and described location are faced directly positioned opposite, are formed and have lower ending opening and locating area for plugging medical needle tubing; Be formed with the gap for accommodating medical needle bobbin point between described first locating piece and the second locating piece, this gap is positioned at the top of described locating area, and is communicated with described locating area.
Compared with prior art, medical needle tube positioning structure provided by the invention, the needle point of medical needle tubing is by the lower end of locating area, through locating area, be placed in gap, now, its sword face abuts with inclined-plane, location and coincide, simultaneously, faced by locating latch, sword mask has guide effect, the plane of medical needle tubing is faced directly with location and is coordinated, limit moving radially of medical needle tubing, reach the rectification again of angle, medical needle tubing can only axially-movable, realize accurately locating medical needle tubing, thus utilize the accurate location of medical needle tubing, then can realize the automatic assembling of medical needle, and the uniformity of medical needle after assembling is better, avoid waste.
Accompanying drawing explanation
Fig. 1 is the schematic perspective view one that medical needle tube positioning structure that the embodiment of the present invention provides coordinates with medical needle tubing;
Fig. 2 is the enlarged diagram at A place in Fig. 1;
Fig. 3 is the enlarged diagram at B place in Fig. 1;
Fig. 4 is the schematic front view of the medical needle tube positioning structure that the embodiment of the present invention provides;
Fig. 5 is the schematic front view that the first locating piece that the embodiment of the present invention provides coordinates with the second locating piece;
Fig. 6 is the part schematic front view that medical needle tube positioning structure that the embodiment of the present invention provides coordinates with medical needle tubing;
Fig. 7 is the schematic perspective view two that medical needle tube positioning structure that the embodiment of the present invention provides coordinates with medical needle tubing.
Detailed description of the invention
In order to make object of the present invention, technical scheme and advantage clearly understand, below in conjunction with drawings and Examples, the present invention is further elaborated.Should be appreciated that specific embodiment described herein only in order to explain the present invention, be not intended to limit the present invention.
Below in conjunction with specific embodiment, realization of the present invention is described in detail.
As shown in Fig. 1 ~ 7, it is preferred embodiment provided by the invention.
The medical needle tube positioning structure 1 that the present embodiment provides, it is generally used for and positions the medical needle tubing 2 of medical needle, and certainly, it also can position the bevelled tubular type device of other one end band, is not limited to the utilization in the present embodiment.
The medical needle tubing 2 of medical needle is formed with sword face and the plane axially parallel with medical needle tubing 2, this sword face and Plane intersects place form needle point.
Medical needle tube positioning structure 1 comprises the first locating piece 111 and positioned opposite between the second locating piece 112, first locating piece 111 and the second locating piece 112, namely, arranges in opposite directions between the madial wall of the first locating piece 111 and the madial wall of the second locating piece 112.
The lower end of the first locating piece 111 madial wall is formed with inclined-plane 1111, location, the lower end of the second locating piece 112 madial wall is formed with location and faces 1121 directly, this location is faced directly between 1121 and inclined-plane 1111, location positioned opposite, is formed with lower ending opening between the two and locating area 114 for plugging medical needle tubing 2; When medical needle tubing 2 is inserted in locating area 114 by the lower ending opening of locating area 114, the sword face of medical needle tubing 2 abuts with inclined-plane 1111, location and coincide, inclined-plane 1111, location plays location and the effect of medical needle tubing 2 insertion of leading, and location is faced 1121 directly and coordinated with the plane of medical needle tubing 2.
Gap 13 is formed between first locating piece 111 and the second locating piece 112, this gap 13 is positioned at the top of locating area 114, and be communicated with locating area 114, like this, when medical needle tubing 2 is inserted in locating area 114, the sword face of medical needle tubing 2 abuts with inclined-plane 1111, location and coincide, and moves upward along this inclined-plane, location 1111, the needle point of medical needle tubing 2 is then placed in above-mentioned gap 13, can not collide with the parts of this location structure 1.
When assembling medical needle, above-mentioned location structure 1 is utilized to position medical needle tubing 2, medical needle tubing 2 enters in locating area 114 by the lower ending opening of locating area 114, the sword face of medical needle tubing 2 abuts with inclined-plane 1111, location and coordinates, and, medical needle tubing 2 inserts mobile in locating area 114, now, the sword face of medical needle tubing 2 then abuts and coincide on inclined-plane 1111, location, its plane is then faced 1121 directly with location and is coordinated, this location faces 1121 directly can limit the movement of medical needle tubing 2 in radial direction, and, the needle point of medical needle tubing 2 is then placed in the gap 13 above locating area 114, like this, utilize inclined-plane 1111, location and location face directly 1121 with the coordinating of medical needle tubing 2, and the needle point of medical needle tubing 2 is placed in gap 13, the accurate location of medical needle tubing 2 can be realized completely, thus, the assembling of medical needle can realize automation mechanized operation, and, the uniformity of the medical needle after assembling is better, avoid the underproof phenomenon of medical needle, waste can not be caused.
When medical needle tubing 2 location is fixed on after in locating area 114, the needle point of medical needle tubing 2 and the sword face at distance needle point 1/3 place all can not contact with inclined-plane 1111, location, and it is placed in gap 113; Certainly, 1/3 is referential data, and for the medical needle tubing 2 of different gradient, its referential data is also different.
In the present embodiment, be connected by screw 12 between first locating piece 111 with the second locating piece 112 and coordinate, screw 12 is laterally located in the first locating piece 111 and the second locating piece 112, like this, by the precession degree of depth of adjustment screw 12, then can regulate the position between the first locating piece 111 and the second locating piece 112, thus, the size of locating area 114 also can change, and makes this location structure 1 can locate the medical needle tubing 2 of different tube diameters.
Certainly, as other embodiment, first locating piece 111 and the second locating piece 112 also can be one-body molded manufactures, above-mentioned locating area 114 and gap 13 etc. are formed again in entirety, concrete set-up mode is processed by reality to be needed to determine, and is not limited to the version in the present embodiment.
In order to meet the requirement of medical needle tubing 2 needle point of accommodating various length, in the present embodiment, the upper end in gap 13 is formed with upper end open, its lower end is communicated with locating area 114, like this, even if the needle point of medical needle tubing is long, it also directly can pass gap 13, extend to outside the upper end open in gap 13, can not collide the phenomenons such as interference.
Be formed with groove 1123 in the upper end of the second locating piece 112 madial wall, between this groove 1123 and madial wall of the first locating piece 111, form above-mentioned gap 13; Certainly, the shape in this gap 13 can be variation, as long as it is communicated with locating area 114, and medical needle tubing 2 is inserted in after in locating area 114, its needle point can be placed in this gap 13 and then can.
As more excellent embodiment, be formed in the upper end of the first locating piece 111 madial wall and face 1112 directly, this is faced 1112 directly to face 1121 directly arrange separately with location, layout separately herein, must be arranged side by side both not referring to, it is also made a general reference and is staggeredly arranged between the two, then can as long as be formed with interval between the two; On face directly 1112 and second the groove 1123 of locating piece 112 positioned opposite, and and between groove 1123, form above-mentioned gap 13.
Be communicated with between gap 13 with locating area 114, and keep the upper end alignment of the some or all of and locating area 114 of lower end, gap 13, like this, when medical needle tubing 2 is inserted in after in locating area 114, ensure that its needle point can be placed in gap 13.
In the present embodiment, the location of the second locating piece 112 faces the lower end of 1121 directly towards outer incline, form outer inclined-plane 1122, the inclined-plane, location 1111 of this outer inclined-plane 1122 and the first locating piece 111 is positioned opposite, like this, the lower ending opening of locating area 114 is then made to be enlarging shape, being convenient to medical needle tubing 2 inserts in locating area 114 by this lower ending opening, and can avoid medical needle tubing 2 in the process inserting locating area 114, there is phenomenons such as colliding between the needle point of medical needle tubing 2 and the sidewall of locating area 114.
Medical needle tube positioning structure 1 also comprises the chuck 13 for clamping medical needle tubing 2, this chuck 13 comprises and has elasticity a pair and clip 131 positioned opposite, and the madial wall of clip 131 is provided with the holding tank for clamping medical needle tubing 2, like this, when medical needle tubing 2 is in vertical placement or horizontal positioned etc., utilize 131, two of this chuck 13 clips medical needle tubing 2 can be clamped, and then by the medical needle tubing 2 clamped by being inserted in locating area 114.
Particularly, when clip 131 clamps medical needle tubing 2, the sidewall of medical needle tubing 2 is placed in the holding tank of two clips 131, and the cross section of this holding tank is the semi-circular shape coincide with medical needle tubing 2 external diameter, like this, moving radially of the medical needle tubing 2 ensureing to be clamped by two clips 131.Certainly, as other embodiment, the shape of holding tank can also be other shape, as ellipse etc., is not limited to the shape in the present embodiment,
The medical needle tube positioning structure 1 that the present embodiment provides, the needle point of medical needle tubing 2 passes through the lower ending opening of the locating area 114 between the first locating piece 111 and the second locating piece 112, while entering locating area 114, the sword face of inclined-plane, location 1111 to medical needle tubing 2 of the first locating piece 111 play the guiding role, the sword face of medical needle tubing 2 and the inclined-plane, location 1111 of the first locating piece 111 coincide, the plane of medical needle tubing 2 external diameter and the location of the second locating piece 112 face 1121 laminatings directly, reach the rectification again of angle; Especially, be that benchmark is accurately located to the length of an ad-hoc location with needle point.Using this medical needle tube positioning structure 1 as positioning datum, medical needle tubing 2 is fixed by the clip 131 of band holding tank, ensure that medical needle tubing 2 can only axially-movable, then promote medical needle tubing 2 by medical needle tube positioning structure 1 and to move axially or by the axial relative movement of medical needle tubing 2.
The present embodiment also provides medical needle automatic assembly equipment, it comprises above-mentioned medical needle tube positioning structure 1, like this, in the process of assembling medical pin, utilize this medical needle tube positioning structure 1, position of medical needle tubing 2 can being had good positioning, as length and angle requirement etc., other parts in recycling medical needle automatic assembly equipment, make the medical needle tubing 2 of having good positioning assemble with syringe, form medical needle.
Because medical needle tubing 2 is had good positioning position, like this, then the automatic assembling between medical needle tubing 2 and syringe can be realized, the namely automatic Composition of medical needle, and the uniformity of the medical needle assembled is better, there will not be the phenomenon do not met the demands, avoid waste, reduce costs.
The foregoing is only preferred embodiment of the present invention, not in order to limit the present invention, all any amendments done within the spirit and principles in the present invention, equivalent replacement and improvement etc., all should be included within protection scope of the present invention.
Claims (10)
1. medical needle tube positioning structure, it is characterized in that, comprise the first locating piece positioned opposite and the second locating piece, the lower end of described first locating piece madial wall is formed towards outer incline and the inclined-plane, location coordinated with the sword face of medical needle, the lower end of described second locating piece madial wall is formed with the location coordinated with medical needle plane and faces directly, inclined-plane, described location and described location are faced directly positioned opposite, are formed and have lower ending opening and locating area for plugging medical needle tubing; Be formed with the gap for accommodating medical needle bobbin point between described first locating piece and the second locating piece, this gap is positioned at the top of described locating area, and is communicated with described locating area.
2. medical needle tube positioning structure as claimed in claim 1, it is characterized in that, described medical needle tube positioning structure also comprises the chuck for clamping medical needle tubing.
3. medical needle tube positioning structure as claimed in claim 2, is characterized in that, described chuck comprises and has elasticity a pair and clip positioned opposite, and the madial wall of described clip is for clamping the holding tank of medical needle tubing.
4. medical needle tube positioning structure as claimed in claim 1, is characterized in that, the lower end that the location of described second locating piece is faced directly is towards outer incline, and form outer inclined-plane, the inclined-plane, location of this outer inclined-plane and described first locating piece is positioned opposite.
5. the medical needle tube positioning structure as described in any one of Claims 1-4, is characterized in that, the upper end of described second locating piece madial wall forms groove, forms described gap between the madial wall of this groove and the first locating piece.
6. medical needle tube positioning structure as claimed in claim 5, it is characterized in that, the upper end of described first locating piece madial wall is formed to be faced directly, this is faced directly to face directly with location and arranges separately, and positioned opposite with described groove, face directly on described and form described gap between described groove.
7. medical needle tube positioning structure as claimed in claim 5, it is characterized in that, the lower end in described gap is communicated with described locating area, and its upper end forms upper end open.
8. the medical needle tube positioning structure as described in any one of Claims 1-4, is characterized in that, is connected by screw between described first locating piece and the second locating piece.
9. the medical needle tube positioning structure as described in any one of Claims 1-4, is characterized in that, the upper end that the upper end on inclined-plane, described location is faced directly higher than described location.
10. medical needle automatic assembly equipment, is characterized in that, comprises the medical needle tube positioning structure described in any one of claim 1 ~ 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410545472.5A CN104400413B (en) | 2014-10-15 | 2014-10-15 | Medical needle tube positioning structure and medical needle automatic assembly equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410545472.5A CN104400413B (en) | 2014-10-15 | 2014-10-15 | Medical needle tube positioning structure and medical needle automatic assembly equipment |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104400413A true CN104400413A (en) | 2015-03-11 |
| CN104400413B CN104400413B (en) | 2017-09-15 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410545472.5A Active CN104400413B (en) | 2014-10-15 | 2014-10-15 | Medical needle tube positioning structure and medical needle automatic assembly equipment |
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| Country | Link |
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| CN (1) | CN104400413B (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109317943A (en) * | 2018-11-13 | 2019-02-12 | 玉环县天来机械设备有限公司 | The attitude reference device of needle tubing blade surface |
| CN112546358A (en) * | 2020-12-31 | 2021-03-26 | 四川大学华西医院 | Full-automatic medical needle processing apparatus of abandonment |
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| JPS57502103A (en) * | 1980-12-05 | 1982-12-02 | ||
| CN101015718A (en) * | 2007-03-08 | 2007-08-15 | 杭州市机械科学研究院有限公司 | Transfusion needle mechanical needle tube mounting technique and device thereof |
| CN101125227A (en) * | 2007-08-28 | 2008-02-20 | 林军华 | Medical needle tube edge positioning device and its positioning method |
| CN201471132U (en) * | 2009-06-03 | 2010-05-19 | 上海幼安医疗科技有限公司 | Injection needle apparatus assembling machine |
| CN103240589A (en) * | 2013-05-31 | 2013-08-14 | 台州迈得医疗工业设备股份有限公司 | Edge face positioning device of medical needle |
| CN103522049A (en) * | 2013-09-29 | 2014-01-22 | 无锡众望四维科技有限公司 | Needle installation device of syringe needle installation machine |
| CN203527009U (en) * | 2013-10-25 | 2014-04-09 | 湖北三江航天万山特种车辆有限公司 | Turning clamp for flat-head bolt |
| CN204221347U (en) * | 2014-10-15 | 2015-03-25 | 深圳市北诚自动化设备有限公司 | Medical needle tube positioning structure and medical needle automatic assembly equipment |
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2014
- 2014-10-15 CN CN201410545472.5A patent/CN104400413B/en active Active
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
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| JPS57502103A (en) * | 1980-12-05 | 1982-12-02 | ||
| CN101015718A (en) * | 2007-03-08 | 2007-08-15 | 杭州市机械科学研究院有限公司 | Transfusion needle mechanical needle tube mounting technique and device thereof |
| CN101125227A (en) * | 2007-08-28 | 2008-02-20 | 林军华 | Medical needle tube edge positioning device and its positioning method |
| CN201471132U (en) * | 2009-06-03 | 2010-05-19 | 上海幼安医疗科技有限公司 | Injection needle apparatus assembling machine |
| CN103240589A (en) * | 2013-05-31 | 2013-08-14 | 台州迈得医疗工业设备股份有限公司 | Edge face positioning device of medical needle |
| CN103522049A (en) * | 2013-09-29 | 2014-01-22 | 无锡众望四维科技有限公司 | Needle installation device of syringe needle installation machine |
| CN203527009U (en) * | 2013-10-25 | 2014-04-09 | 湖北三江航天万山特种车辆有限公司 | Turning clamp for flat-head bolt |
| CN204221347U (en) * | 2014-10-15 | 2015-03-25 | 深圳市北诚自动化设备有限公司 | Medical needle tube positioning structure and medical needle automatic assembly equipment |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109317943A (en) * | 2018-11-13 | 2019-02-12 | 玉环县天来机械设备有限公司 | The attitude reference device of needle tubing blade surface |
| CN112546358A (en) * | 2020-12-31 | 2021-03-26 | 四川大学华西医院 | Full-automatic medical needle processing apparatus of abandonment |
Also Published As
| Publication number | Publication date |
|---|---|
| CN104400413B (en) | 2017-09-15 |
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