CN104400413B - Medical needle tube positioning structure and medical needle automatic assembly equipment - Google Patents
Medical needle tube positioning structure and medical needle automatic assembly equipment Download PDFInfo
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- CN104400413B CN104400413B CN201410545472.5A CN201410545472A CN104400413B CN 104400413 B CN104400413 B CN 104400413B CN 201410545472 A CN201410545472 A CN 201410545472A CN 104400413 B CN104400413 B CN 104400413B
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- medical needle
- locating piece
- positioning
- needle tubing
- plane
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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 present invention relates to the technical field of medical needle assembling, disclose medical needle tube positioning structure, including the first locating piece and the second locating piece, first locating piece is formed with the positioning inclined-plane with the blade surface cooperation of medical needle, second locating piece is formed with the positioning coordinated with medical needle plane and faced directly, positioning inclined-plane is faced directly positioned opposite with positioning, and formation plugs the localization region of medical needle tubing；The gap for housing medical needle tubing needle point is formed between first locating piece and the second locating piece.The medical needle tube positioning structure that the present invention is provided, needle point passes through localization region, is placed in gap, simultaneously, locating latch has guide effect in face of blade surface, and it coincide with blade surface abuts, and positioning, which is faced directly, can limit moving radially for medical needle tubing, medical needle tubing can only be axially moved, realization is accurately positioned to medical needle tubing, using being accurately positioned for medical needle tubing, then can realize the automatic assembling of medical needle, and the uniformity of the medical needle after assembling is preferable, it is to avoid waste.
Description
Technical field
The present invention relates to the technical field of medical needle assembling, more particularly to medical needle tube positioning structure and including the medical needle
The medical needle automatic assembly equipment of tube positioning structure.
Background technology
In medical device industry, the application of medical needle is fairly common, and medical needle tubing is the main building block of medical needle,
It is connected to the front end of syringe.
At present, it is common to use Dispoable medical pin assembling in, man-made assembly still account for significant proportion, that is, use
Manual mode of operation, medical needle tubing and syringe are fitted together；Part company employs semi-automatic or automation equipment
To carry out medical needle assembling, still, the orientation problem of medical needle tubing, which never has, to be fully solved, so, if medical needle tubing
Length and the positioning of blade surface angle are inaccurate, then can cause the length and the difference of angle of same a batch of medical needle after assembling, nothing
Method really realizes the automatic assembly operation of medical needle, and the length of the medical needle after assembling and the uniformity of angle are poor, cause huge
Big waste.
The content of the invention
It is an object of the invention to provide medical needle tube positioning structure, it is intended to solves medical needle of the prior art automatic
Assemble in equipment, the positioning to medical needle tubing is forbidden, the problem of uniformity is poor after causing medical needle can not assemble and assemble automatically.
The present invention is achieved in that medical needle tube positioning structure, including the first locating piece positioned opposite and second
Locating piece, the locating latch that the lower end of the first locating piece madial wall is formed with towards outer incline and coordinated with the blade surface of medical needle
Face, the lower end of the second locating piece madial wall is formed with the positioning coordinated with medical needle plane and faced directly, the positioning inclined-plane with
The positioning is faced directly positioned opposite, is formed with lower ending opening and for plugging the localization region of medical needle tubing；Described first determines
The gap for housing medical needle tubing needle point is formed between position block and the second locating piece, the gap is located at the localization region
Top, and connect the localization region.
Compared with prior art, the medical needle tube positioning structure that the present invention is provided, the needle point of medical needle tubing passes through positioning area
The lower end in domain, through localization region, is placed in gap, now, and its blade surface is abutted with positioning inclined-plane coincide, meanwhile, position inclined-plane
Locating active face has guide effect, and plane and the positioning of medical needle tubing face cooperation directly, limit moving radially for medical needle tubing, reach angle
The correction again of degree, medical needle tubing can only be axially moved, and realization is accurately positioned to medical needle tubing, so as to utilize the standard of medical needle tubing
It is determined that position, then can realize that the uniformity of the medical needle after the automatic assembling of medical needle, and assembling is preferable, it is to avoid waste.
Brief description of the drawings
Fig. 1 is the schematic perspective view one that medical needle tube positioning structure provided in an embodiment of the present invention coordinates with medical needle tubing；
Fig. 2 is the enlarged diagram at A in Fig. 1；
Fig. 3 is the enlarged diagram at B in Fig. 1；
Fig. 4 is the schematic front view of medical needle tube positioning structure provided in an embodiment of the present invention；
Fig. 5 is the schematic front view that the first locating piece provided in an embodiment of the present invention and the second locating piece coordinate；
Fig. 6 is that the part main view that medical needle tube positioning structure provided in an embodiment of the present invention coordinates with medical needle tubing is illustrated
Figure；
Fig. 7 is the schematic perspective view two that medical needle tube positioning structure provided in an embodiment of the present invention coordinates with medical needle tubing.
Embodiment
In order to make the purpose , technical scheme and advantage of the present invention be clearer, it is right below in conjunction with drawings and Examples
The present invention is further elaborated.It should be appreciated that the specific embodiments described herein are merely illustrative of the present invention, and
It is not used in the restriction present invention.
The realization of the present invention is described in detail below in conjunction with specific embodiment.
As shown in Fig. 1~7, the preferred embodiment provided for the present invention.
The medical needle tube positioning structure 1 that the present embodiment is provided, it is generally used for determining the medical needle tubing 2 of medical needle
Position, certainly, it can also be positioned to the bevelled tubular type device of other one end bands, be not limited in the present embodiment
With.
Blade surface and the plane axially in parallel with medical needle tubing 2 are formed with the medical needle tubing 2 of medical needle, the blade surface is with putting down
Face intersection forms needle point.
Medical needle tube positioning structure 1 includes the first locating piece 111 and the second locating piece 112, the first locating piece 111 and second
It is positioned opposite between locating piece 112, it is, between the madial wall of the madial wall of the first locating piece 111 and the second locating piece 112
Opposite arrangement.
The lower end of the madial wall of first locating piece 111 is formed with positioning inclined-plane 1111, the lower end of the madial wall of the second locating piece 112
Be formed with positioning and face 1121 directly, the positioning face directly 1121 and positioning inclined-plane 1111 between it is positioned opposite, be formed with down between the two
End opening and the localization region 114 for plugging medical needle tubing 2；When medical needle tubing 2 is inserted by the lower ending opening of localization region 114
Enter in localization region 114, the blade surface of medical needle tubing 2 is abutted with positioning inclined-plane 1111 coincide, and positioning inclined-plane 1111 plays positioning
And the effect that medical needle tubing 2 is inserted is oriented to, positioning faces 1121 directly and the plane of medical needle tubing 2 coordinates.
Gap 113 is formed between first locating piece 111 and the second locating piece 112, the gap 113 is located at localization region
114 top, and connection localization region 114, so, when medical needle tubing 2 is inserted in localization region 114, the sword of medical needle tubing 2
Face is abutted with positioning inclined-plane 1111 to be coincide, and is moved upwardly by along the positioning inclined-plane 1111, and the needle point of medical needle tubing 2 is then placed in
In the gap 113 stated, it will not be collided with the part of the location structure 1.
When being assembled to medical needle, medical needle tubing 2 is positioned using above-mentioned location structure 1, medical needle tubing 2
Entered by the lower ending opening of localization region 114 in localization region 114, the blade surface of medical needle tubing 2 is abutted with positioning inclined-plane 1111
Coordinate, also, medical needle tubing 2, toward insertion movement in localization region 114, now, the blade surface of medical needle tubing 2, which is then abutted, coincide fixed
On the inclined-plane 1111 of position, its plane then faces 1121 cooperations directly with positioning, and the positioning, which faces 1121 directly, can limit medical needle tubing 2 radially
Movement, also, the needle point of medical needle tubing 2 is then placed in the gap 113 of the top of localization region 114, so, using positioning inclined-plane
1111 and positioning face 1121 and the cooperation of medical needle tubing 2 directly, and the needle point of medical needle tubing 2 is placed in gap 113, can be complete
Being accurately positioned for medical needle tubing 2 is realized, so that, the assembling of medical needle can be realized medical after automation mechanized operation, also, assembling
The uniformity of pin is preferable, it is to avoid the underproof phenomenon of medical needle, does not result in waste.
When medical needle tubing 2 positioning be fixed in localization region 114 after, the needle point of medical needle tubing 2 and away from needle point 1/3 at
Blade surface is contacted all without with positioning inclined-plane 1111, and it is placed in gap 113；Certainly, 1/3 is referential data, for different gradients
Medical needle tubing 2, its referential data is also different.
Connected and coordinated by screw 12 in the present embodiment, between the first locating piece 111 and the second locating piece 112, screw 12
Laterally it is located in the first locating piece 111 and the second locating piece 112, so, then can be with by the precession depth of adjusting screw 12
The position between the first locating piece 111 and the second locating piece 112 is adjusted, so that, the size of localization region 114 can also change, and make
The medical needle tubing 2 of different tube diameters can be positioned by obtaining the location structure 1.
Certainly, as other embodiments, the first locating piece 111 and the second locating piece 112 can also be integrally formed manufacture,
Form above-mentioned localization region 114 and gap 113 etc. in entirety again, the specific visual actual processing of set-up mode need and
It is fixed, it is not limited to the structure type in the present embodiment.
For the requirement of the needle point of medical needle tubing 2 that meets accommodating various length, in the present embodiment, the upper end shape in gap 113
Into there is upper end open, its lower end connects localization region 114, and so, even if the needle point of medical needle tubing is long, it can also directly wear
Gap 113 is crossed, outside the upper end open for extending to gap 113, will not collide the phenomenons such as interference.
Fluted 1123 are formed in the upper end of the madial wall of the second locating piece 112, the locating piece 111 of groove 1123 and first
Above-mentioned gap 113 is formed between madial wall；Certainly, the shape in the gap 113 can be variation, as long as it connects positioning area
Domain 114, and after make it that medical needle tubing 2 is inserted in localization region 114, its needle point, which can be placed in the gap 113, then may be used.
As more excellent embodiment, it is formed with the upper end of the madial wall of the first locating piece 111 and faces 1112 directly, is faced directly on this
1112 face 1121 directly with positioning separately arranges, separately arrangement herein, and being not necessarily referring to both must be arranged side by side, and it also refers to
It is staggeredly arranged, then may be used as long as being formed with interval between the two between the two；On face directly 1112 and second locating piece 112 groove
1123 is positioned opposite, and forms between groove 1123 above-mentioned gap 113.
Connected between gap 113 and localization region 114, and keep some or all of and positioning area of the lower end of gap 113
The upper end alignment in domain 114, so, after medical needle tubing 2 is inserted in localization region 114, it is ensured that its needle point can be placed in
In gap 113.
In the present embodiment, the positioning of the second locating piece 112 faces 1121 lower end directly towards outer incline, forms outer inclined-plane 1122,
The positioning inclined-plane 1111 on the outer inclined-plane 1122 and the first locating piece 111 is positioned opposite, so, then causes under localization region 114
End opening is in enlarging shape, is easy to medical needle tubing 2 to be inserted by the lower ending opening in localization region 114, and can avoid medical needle
Pipe 2 occurs colliding during localization region 114 is inserted between the needle point of medical needle tubing 2 and the side wall of localization region 114
Phenomenon.
Medical needle tube positioning structure 1 also includes the chuck 13 for being used to clamp medical needle tubing 2, and the chuck 13 includes having for a pair
Elastic and positioned opposite clip 131, and the madial wall of clip 131 is provided with the holding tank for being used for clamping medical needle tubing 2, this
Sample, then can will be medical using two clips 131 of the chuck 13 when the perpendicular placement of medical needle tubing 2 or horizontal positioned etc.
Needle tubing 2 is clamped, and then by the medical needle tubing 2 clamped by being inserted in localization region 114.
Specifically, when clip 131 clamps medical needle tubing 2, the side wall of medical needle tubing 2 is placed in the holding tank of two clips 131
In, and the cross section of the holding tank is the semi-circular shape being coincide with the medical external diameter of needle tubing 2, so, it is ensured that clamped by two clips 131
Medical needle tubing 2 move radially.Certainly, as other embodiments, the shape of holding tank can also be other shapes, such as oval
Shape etc., is not limited to the shape in the present embodiment,
The medical needle tube positioning structure 1 that the present embodiment is provided, the needle point of medical needle tubing 2 passes through the first locating piece 111 and the
The lower ending opening of localization region 114 between two locating pieces 112, while localization region 114 are entered, the first locating piece 111
Positioning inclined-plane 1111 blade surface of medical needle tubing 2 is play the guiding role, the blade surface of medical needle tubing 2 is determined with the first locating piece 111
Position inclined-plane 1111 coincide, and the plane of the medical external diameter of needle tubing 2 is faced 1121 directly with the positioning of the second locating piece 112 and fitted, and reaches angle
Correction again；Especially, the length to an ad-hoc location on the basis of needle point is accurately positioned.With this medical needle tube positioning structure
1 is fixed as positioning datum, medical needle tubing 2 by the clip 131 with holding tank, it is ensured that medical needle tubing 2 can only be axially moved, then
Medical needle tubing 2 is promoted to move axially or by the axially opposing movement of medical needle tubing 2 by medical needle tube positioning structure 1.
The present embodiment also provides medical needle automatic assembly equipment, and it includes above-mentioned medical needle tube positioning structure 1, so,
During assembling medical pin, using the medical needle tube positioning structure 1, medical needle tubing 2 can be positioned good position, such as length
And angle requirement etc., recycle other parts in medical needle automatic assembly equipment so that the medical needle tubing 2 and pin having good positioning
Cylinder is assembled, and forms medical needle.
Because medical needle tubing 2 positions good position, so, then the automation group between medical needle tubing 2 and syringe can be realized
Dress, that is, medical needle automatic assembling, also, the medical needle assembled uniformity preferably, be not in be unsatisfactory for require
Phenomenon, it is to avoid waste, reduce cost.
The foregoing is merely illustrative of the preferred embodiments of the present invention, is not intended to limit the invention, all essences in the present invention
Any modifications, equivalent substitutions and improvements made within refreshing and principle etc., should be included in the scope of the protection.
Claims (9)
1. medical needle tube positioning structure, it is characterised in that described including the first locating piece and the second locating piece positioned opposite
The positioning inclined-plane that the lower end of first locating piece madial wall is formed with towards outer incline and coordinated with the blade surface of medical needle, described second determines
The lower end of position block madial wall is formed with the positioning coordinated with medical needle plane and faced directly, and the positioning inclined-plane faces phase directly with the positioning
To arrangement, being formed has lower ending opening and the localization region for plugging medical needle tubing；First locating piece and the second positioning
The gap for housing medical needle tubing needle point is formed between block, the gap is located at the top of the localization region, and connection institute
State localization region；The upper end of the second locating piece madial wall forms groove, between the groove and the madial wall of the first locating piece
The gap is formed, the lower end in the gap connects the localization region.
2. medical needle tube positioning structure as claimed in claim 1, it is characterised in that the medical needle tube positioning structure also includes
Chuck for clamping medical needle tubing.
3. medical needle tube positioning structure as claimed in claim 2, it is characterised in that the chuck include a pair it is flexible and
Clip positioned opposite, the madial wall of the clip is used for the holding tank for clamping medical needle tubing.
4. medical needle tube positioning structure as claimed in claim 1, it is characterised in that what the positioning of second locating piece was faced directly
Lower end forms outer inclined-plane towards outer incline, and the positioning inclined-plane on the outer inclined-plane and first locating piece is positioned opposite.
5. medical needle tube positioning structure as claimed in claim 1, it is characterised in that the upper end of the first locating piece madial wall
Be formed with and face directly, face directly to face directly with positioning on this and separately arrange, and positioned opposite with the groove, it is described on face directly and institute
State and form the gap between groove.
6. medical needle tube positioning structure as claimed in claim 1, it is characterised in that the upper end in the gap forms upper end and opened
Mouthful.
7. the medical needle tube positioning structure as described in any one of Claims 1-4, it is characterised in that first locating piece with
It is connected by screw between second locating piece.
8. the medical needle tube positioning structure as described in any one of Claims 1-4, it is characterised in that the positioning inclined-plane it is upper
End is higher than the upper end for positioning and facing directly.
9. medical needle automatic assembly equipment, it is characterised in that including the medical needle tubing positioning described in any one of claim 1~8
Structure.
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 CN104400413A (en) | 2015-03-11 |
| CN104400413B true 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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| CN (1) | CN104400413B (en) |
Families Citing this family (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 |
| CN112546358B (en) * | 2020-12-31 | 2021-06-11 | 四川大学华西医院 | Full-automatic medical needle processing apparatus of abandonment |
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| CN101125227A (en) * | 2007-08-28 | 2008-02-20 | 林军华 | Medical needle tube edge positioning device and its positioning method |
| 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 |
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| JPS57502103A (en) * | 1980-12-05 | 1982-12-02 | ||
| CN100577229C (en) * | 2007-03-08 | 2010-01-06 | 杭州市机械科学研究院有限公司 | Transfusion needle mechanical needle tube mounting method and device thereof |
| 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 |
| CN103240589B (en) * | 2013-05-31 | 2015-09-30 | 迈得医疗工业设备股份有限公司 | A kind of medical needle sword face positioner |
| CN103522049B (en) * | 2013-09-29 | 2016-02-17 | 无锡众望四维科技有限公司 | The pin-packaging device of syringe pointer assembling machine |
| 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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- 2014-10-15 CN CN201410545472.5A patent/CN104400413B/en active Active
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101125227A (en) * | 2007-08-28 | 2008-02-20 | 林军华 | Medical needle tube edge positioning device and its positioning method |
| 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 |
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| Publication number | Publication date |
|---|---|
| CN104400413A (en) | 2015-03-11 |
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