CN106273227A - Puncture the manufacture method of core bar and puncture core bar and perforator - Google Patents
Puncture the manufacture method of core bar and puncture core bar and perforator Download PDFInfo
- Publication number
- CN106273227A CN106273227A CN201610810873.8A CN201610810873A CN106273227A CN 106273227 A CN106273227 A CN 106273227A CN 201610810873 A CN201610810873 A CN 201610810873A CN 106273227 A CN106273227 A CN 106273227A
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- China
- Prior art keywords
- shaft
- curved lever
- die cavity
- core bar
- injection molding
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
- B29C45/14—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor incorporating preformed parts or layers, e.g. injection moulding around inserts or for coating articles
- B29C45/14065—Positioning or centering articles in the mould
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/34—Trocars; Puncturing needles
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/34—Trocars; Puncturing needles
- A61B17/3417—Details of tips or shafts, e.g. grooves, expandable, bendable; Multiple coaxial sliding cannulas, e.g. for dilating
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B2017/00526—Methods of manufacturing
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/34—Trocars; Puncturing needles
- A61B17/3417—Details of tips or shafts, e.g. grooves, expandable, bendable; Multiple coaxial sliding cannulas, e.g. for dilating
- A61B2017/3454—Details of tips
Abstract
The invention discloses a kind of manufacture method puncturing core bar and puncture core bar and perforator, wherein, the manufacture method of described puncture core bar comprises the steps: S1, tip and the production of the first shaft；S2, the production of the second shaft.The present invention puncture core bar manufacture method use stagewise injection molding, it can effectively ensure that the stability of curved lever position in injection moulding process, it is to avoid it offsets so that puncture core bar can injection mo(u)lding smoothly, reduce the percent defective of product.
Description
Technical field
The present invention relates to area of medical devices, in particular to a kind of manufacture method puncturing core bar and wear accordingly
Thorn core bar and perforator.
Background technology
In abdominal cavity inspection, abdominal operation and other Wicresofts or surgical operation, perforator is requisite operating theater instruments.
Perforator can set up entrance passage in the stomach wall of human body, in order to (such as endoscope, cuts for peritoneoscope or other operating theater instruments
Cutter, anastomat, seal wire, conduit, filter, support etc.) enter intraperitoneal, and provide the passage that gas pass in and out, to control the institute that performs the operation
The pneumoperitoneum needed, in order to carry out checking or operation technique.
When Wicresoft's laparoscopic medical operation starts, doctor typically first scratches a little otch at patient's abdominal part, then will wear
Moving down while the little otch left and right reciprocating rotation that the summit alignment of barbed end is scratched, perforator makes puncture casing pass patient
Abdominal part cortex, then, the puncture core bar within puncture casing is extracted by doctor.
At present, the puncture core bar of above-mentioned perforator in process of production, uses Shooting Technique to be molded with.During injection, first
First curved lever is put in die cavity, and curved lever is positioned.Then, to injecting injection molding material between curved lever and die cavity.So
And, in above-mentioned manufacture method, curved lever is susceptible to skew, thus have impact on the injection mo(u)lding puncturing core bar.
Therefore, for the problems referred to above, it is necessary to propose further solution.
Summary of the invention
For the deficiencies in the prior art, it is desirable to provide a kind of manufacture method puncturing core bar and puncturing accordingly
Core bar and perforator, to overcome the deficiencies in the prior art.
For achieving the above object, the present invention provides a kind of manufacture method puncturing core bar, comprising: most advanced and sophisticated, first
Shaft and the second shaft, described tip is positioned at one end of described first shaft, and described second shaft is positioned at described first shaft
The other end；
The manufacture method of described puncture core bar comprises the steps:
S1, tip and the production of the first shaft；
The part corresponding with described tip and the first shaft by curved lever, sends into the first die cavity of the first injection molding station
In；
Described curved lever is positioned so that it is the inwall holding position of relative first die cavity is fixed；
To injecting injection molding material between described first die cavity and curved lever, injection molding material is through pressurize, cooling aftershaping, it is thus achieved that most advanced and sophisticated
With the first shaft, the tip after molding and the first shaft and the first die cavity being separated, the end of described first shaft is formed
There are some first attachment structures；
S2, the production of the second shaft；
The part that curved lever is corresponding with described second shaft and some first attachment structures of described first shaft,
Send in the second die cavity of the second injection molding station；
Described curved lever is positioned so that it is the sidewall of opposite tip and the first shaft and relative second die cavity is protected
Hold position to fix；
To injecting injection molding material between described second die cavity and curved lever, injection molding material is through pressurize, cooling aftershaping, it is thus achieved that second
Shaft, separates the second shaft after molding and the second die cavity, and the end of described second shaft is formed some and described
The second attachment structure that first attachment structure cooperates.
As the improvement of manufacture method puncturing core bar of the present invention, in described step S1, described inwall include sidewall and
Antetheca, has radial distance between described curved lever and described sidewall, under detenting force, and described curved lever and described sidewall
Between radial distance keep uniformity；Between described curved lever and described antetheca, there is axial distance, at detenting force
Under, the axial distance between described curved lever and described antetheca keeps uniformity.
As the improvement of the manufacture method puncturing core bar of the present invention, in described step S1, it is fixed to carry out described curved lever
During position, described curved lever and the first die cavity is kept to be coaxially disposed.
As the improvement of manufacture method puncturing core bar of the present invention, in described step S1, by the tip after molding and the
During one shaft and the first die cavity separate, curved lever is fixed with described tip and the first shaft holding position.
As the improvement of the manufacture method puncturing core bar of the present invention, in described step S2, it is fixed to carry out described curved lever
During position, described curved lever and the second die cavity is kept to be coaxially disposed.
As the improvement of the manufacture method puncturing core bar of the present invention, described second injection molding station and described first injection work
Position is arranged continuously, or, described second injection molding station is separately positioned with described first injection molding station.
As the improvement of manufacture method puncturing core bar of the present invention, the length of described second shaft more than described tip and
The length sum of the first shaft.
As the improvement of the manufacture method puncturing core bar of the present invention, described first attachment structure is some spaced apart
First is protruding, and described second attachment structure is the second projection that some and described first projection matches.
As the improvement of manufacture method puncturing core bar of the present invention, described first projection is semicircle, half elliptic, just
Polygon or abnormal curved surface.
For achieving the above object, the present invention provides a kind of manufacture method puncturing core bar, comprising: most advanced and sophisticated, the 1st bar
Body, the 2nd shaft ..., N shaft, described tip, the 1st shaft, the 2nd shaft ..., N shaft is sequentially connected with；
The manufacture method of described puncture core bar comprises the steps:
S1', tip and the production of the 1st shaft；
The part corresponding with described tip and the 1st shaft by curved lever, sends in the first die cavity of the first injection molding station；
Described curved lever is positioned so that it is the inwall holding position of relative first die cavity is fixed；
To injecting injection molding material between described first die cavity and curved lever, injection molding material is through pressurize, cooling aftershaping, it is thus achieved that most advanced and sophisticated
With the 1st shaft, the tip after molding and the 1st shaft and the first die cavity are separated, if the end of described 1st shaft is formed
Dry 1st attachment structure；
S2', the production of the 2nd shaft；
The part corresponding with described 2nd shaft by curved lever and some 1st attachment structures of the 1st shaft, send into the
In second die cavity of two injection molding station；
Described curved lever is positioned so that it is opposite tip and the 1st shaft and the inwall holding position of the second die cavity
Fixing；
To injecting injection molding material between described second die cavity and curved lever, injection molding material is through pressurize, cooling aftershaping, it is thus achieved that the 2nd
Shaft, separates the 2nd shaft after molding and the second die cavity, and the end of described 2nd shaft is formed some with the described 1st
The 2nd attachment structure that attachment structure cooperates；
……
SN', the production of N shaft；
The part corresponding with described N shaft by curved lever and some N-1 attachment structures of N-1 shaft, send
Enter in the N-type chamber of N injection molding station；
Described curved lever is positioned so that it is opposite tip, the 1st shaft, the 2nd shaft ..., N-1 shaft and
The inwall holding position in N-type chamber is fixed；
To injecting injection molding material between described N-type chamber and curved lever, injection molding material is through pressurize, cooling aftershaping, it is thus achieved that N bar
Body, separates the N shaft after molding and N-type chamber, and the end of described N shaft is formed with some and described N-1
The N attachment structure that attachment structure cooperates.
For achieving the above object, the present invention provides a kind of and punctures core bar, and it is according to puncture core bar as above
Manufacture method produces.
For achieving the above object, the present invention provides a kind of perforator, and it includes puncturing as above core bar.
Compared with prior art, the invention has the beneficial effects as follows: the manufacture method puncturing core bar of the present invention uses segmentation
The injection molding of formula, it can effectively ensure that the stability of curved lever position in injection moulding process, it is to avoid it offsets, and makes
Must puncture core bar can injection mo(u)lding smoothly, reduce the percent defective of product.
Accompanying drawing explanation
Fig. 1 is the floor map puncturing core bar one detailed description of the invention of the present invention；
Fig. 2 is in the manufacture method puncturing core bar of the present invention, the principle schematic during production of most advanced and sophisticated and the first shaft,
Wherein, arrow represents when positioning, and the force direction of applying, multiple arrows represent that reserved part can be used in into
The location of type bar；
Fig. 3 is in the manufacture method puncturing core bar of the present invention, the principle schematic during production of the second shaft, wherein,
Arrow represents when positioning, and the force direction of applying, multiple arrows represent that reserved part can be used in being shaped bar
Location.
Detailed description of the invention
Embodiments of the invention are described below in detail, and the example of described embodiment is shown in the drawings, the most from start to finish
Same or similar label represents same or similar element or has the element of same or like function.
In describing the invention, it is to be understood that term " " center ", " longitudinally ", " laterally ", " length ", " width ",
" thickness ", " on ", D score, "front", "rear", "left", "right", " vertically ", " level ", " top ", " end ", " interior ", " outward ", " axle
To ", " radially ", " circumferential ", the orientation of the instruction such as " back and forth " or position relationship be based on orientation shown in the drawings or position relationship,
It is for only for ease of the description present invention and simplifies description rather than instruction or imply that the device of indication or element must have specific
Orientation, with specific azimuth configuration and operation, be therefore not considered as limiting the invention.
Additionally, term " first ", " second " are only used for describing purpose, and it is not intended that instruction or hint relative importance
Or the implicit quantity indicating indicated technical characteristic.Thus, define " first ", the feature of " second " can express or
Implicitly include at least one this feature.In describing the invention, " multiple " are meant that at least two, such as two, three
Individual etc., unless otherwise expressly limited specifically.
The embodiment described below with reference to accompanying drawing is exemplary, it is intended to is used for explaining the present invention, and is not understood that
For limitation of the present invention.Below in conjunction with specific embodiment, each technical scheme of the present invention is described in detail.
As it is shown in figure 1, described puncture core bar inner hollow is arranged, comprising: most advanced and sophisticated 1, first shaft 2 and the second shaft
3, wherein, described most advanced and sophisticated 1 is positioned at one end of described first shaft 2, and described second shaft 3 is positioned at another of described first shaft 2
End.Preferably, the length of described second shaft 3 is more than described most advanced and sophisticated 1 with the first length sum of shaft 2.
The manufacture method puncturing core bar of the present invention is owing to using the molding mode of stagewise, it is possible to curved lever is reserved
Enough length positions, and reserved part can be used in being shaped the location of bar, thus overcomes existing puncture
In core bar manufacture method, the problem that curved lever is susceptible to skew.Specifically, the manufacture method puncturing core bar of the present invention includes
Following steps:
S1, tip and the production of the first shaft.
Described step S1 punctures tip 1 and first shaft 2 of core bar for first producing.Due to described second shaft 3
Length more than described most advanced and sophisticated 1 with the first length sum of shaft 2, thus, most advanced and sophisticated 1 and first in shaft 2 production process, favorably
Between holding most advanced and sophisticated 1 and the first shaft 2 and curved lever, position relationship is fixing.Meanwhile, curved lever and described second shaft 3 phase
Corresponding part, now can be used in the location of curved lever, so, further avoid curved lever and offseting.
As in figure 2 it is shown, described step S1 specifically includes:
S11, by curved lever 4 and described most advanced and sophisticated 1 and the first corresponding part of shaft 2, send into the of the first injection molding station
In one die cavity 5.
Wherein, the internal diameter of described first die cavity 5 more than the external diameter of described curved lever 4, thus, described first die cavity 5 with enter
Enter and between the curved lever 4 of described first die cavity 5, limit described most advanced and sophisticated 1 and the first injection mo(u)lding space of shaft 2.Additionally, molding
Bar 4 with described most advanced and sophisticated 1 and first the corresponding part of shaft 2 refer to, curved lever 4 is used for assist most advanced and sophisticated 1 to become with the first shaft 2
The part of type.
S12, described curved lever 4 is positioned so that it is the inwall holding position of relative first die cavity 5 is fixed.
Wherein, when described curved lever 4 is positioned, utilize detent mechanism in corresponding injection moulding apparatus to curved lever 4,
The part corresponding with described second shaft 3 applies active force, makes described curved lever 4 and the first die cavity 5 keep being coaxially disposed.Institute
Rheme puts fixing being meant that: make curved lever 4 with described first under the effect of the location bar 3 detent mechanism in injection moulding apparatus
The inwall holding position relation of die cavity 5 is relatively fixed.
Specifically, described inwall includes sidewall 51 and antetheca 52, has radially between described curved lever 4 and described sidewall 51
Distance, curved lever 4 is under detenting force, and the radial distance that curved lever 4 and the first die cavity 5 are molded between die cavity 2 keeps uniformly
Unanimously, thus realize carrying out curved lever 4 radially positioning；Between described curved lever 4 and described antetheca 52, there is axial distance, become
Type bar 4 is under detenting force, and the axial distance between curved lever 4 and antetheca 52 keeps uniformity, thus realizes molding
Bar 4 axially positions.
Additionally, due to the tip 1 of injection mo(u)lding puncture relative with the first shaft 2 core bar is generally speaking, length is shorter, and becomes
The part that type bar 4 can be used for location is relatively long.So, curved lever 4 is not susceptible to skew, it is possible to ensure the point of injection mo(u)lding
End 1 and the Forming Quality of the first shaft 2.
S13, between described first die cavity 5 and curved lever 4 inject injection molding material, injection molding material through pressurize, cooling aftershaping, obtain
Most advanced and sophisticated 1 and first shaft 2, the tip 1 after molding and the first shaft 2 are separated with the first die cavity 5, described first shaft
The end of 2 is formed with some first attachment structures 21.
Wherein, during being separated with the first die cavity 5 in the tip 1 after molding and the first shaft 2, keep curved lever
4 with described most advanced and sophisticated 1 and first shaft 2 holding position fix, so, in order to the injection mo(u)lding of the second shaft 3.Described some
One attachment structure 21 is for realizing firmly being connected of first shaft 2, second shaft 3 with subsequent forming.
As it is shown on figure 3, S2, the production of the second shaft.
S21, by some the first of part corresponding with described second shaft 3 for curved lever 4 and described first shaft 2 even
Access node structure 21, sends in the second die cavity 6 of the second injection molding station.
Wherein, the internal diameter of described second die cavity 6 more than the external diameter of described curved lever 4, thus, described second die cavity 6 with enter
Enter the injection mo(u)lding space limiting described second shaft 3 between the curved lever 4 of described second die cavity 6.Meanwhile, first shaft 2
Some first attachment structures 21 also extend in the second die cavity 6, in order to be molded with the end of the second shaft 3 and be connected.Additionally, institute
The part stating curved lever 4 corresponding with described second shaft 3 refers to, for the portion of auxiliary the second shaft 3 molding on curved lever 4
Point.
S22, described curved lever 4 is positioned so that it is opposite tip 1 and the first shaft 2 and side of the second die cavity 6
Wall holding position is fixed.
Wherein, when described curved lever 4 is positioned, to curved lever 4 with described most advanced and sophisticated 1 and first shaft 2 corresponding
Part applies active force, makes described curved lever 4 and the second die cavity 6 keep being coaxially disposed.Wherein, the application point applying active force is
Act on the tip 1 outside curved lever 4 and the first shaft 2, thus, under the transmission effect of power, active force can be applied to
On curved lever 4, and then realize the location of described curved lever 4.Now, core bar is relatively punctured due to the second shaft 3 of injection mo(u)lding
Generally speaking, length is shorter, and curved lever 4 to can be used for position portion relatively long.So, curved lever 4 is not susceptible to skew,
Ensure that the quality of the second shaft 3 of injection mo(u)lding.
S23, between described second die cavity 6 and curved lever 4 inject injection molding material, injection molding material through pressurize, cooling aftershaping, obtain
Obtaining the second shaft 3, separate the second shaft 3 after molding with the second die cavity 6, the end of described second shaft 3 is formed
The second attachment structure 31 that some and described first attachment structure 21 cooperates.
Wherein, the second shaft 3 is in the second die cavity 6 during injection mo(u)lding, and injection molding material is by being opened in the second die cavity 6 medial wall
Injection hole be injected in described second die cavity 6, the injection molding material of injection and some first attachment structures of the end of the first shaft 2
21 contact, and under the heat effect of injection molding material, the first attachment structure 21 merges with injection molding material, is molded at the second shaft 3
After molding, thus realize the first shaft 2 and be connected with the second shaft 3, obtain complete puncture core bar.
Preferably, described first attachment structure 21 is some first projections spaced apart, described second attachment structure 31
The second projection matched for some and described first projection.Thus, described first shaft 2 and the second shaft 3 connect in injection
While, the first projection and the second projection are crisscross arranged, and the first shaft 2 and the second shaft 3 are carried out even in the way of being fitted together to each other
Connect, so that, there is between the first shaft 2 and the second shaft 3 bigger contact area, and owing to first is protruding convex with second
Interaction force between Qiing, limits the first shaft 2 and the second shaft 3 in the relative motion axially and tangentially gone up, thus protects
Demonstrate,prove the two fastness connected.Wherein, described tangentially refer to and the first shaft 2 and the second shaft 3 plane tangent, and with described
First shaft 2 and the most perpendicular direction of the second shaft 3.
Further, in one embodiment, some first protruding and some second projections are arranged as follows: if
Dry described first projection is evenly distributed along the circumference of the end of described first shaft 2, corresponds ground, some described second convex
Rise evenly distributed along the circumference of the end of described second shaft 3.Preferably, described first projection can be semicircle, semiellipse
Shape, regular polygon or abnormal curved surface.Wherein, described abnormal curved surface refers to feelings when described first projection has irregularly shaped
Shape.
Additionally, described second injection molding station is arranged continuously with described first injection molding station, or, described second injection molding station
Separately positioned with described first injection molding station.Wherein, when described second injection molding station and described first injection molding station are arranged continuously,
Can be realized by double coloured plastic injection machine, now, tip and the first shaft after the first injection molding station molding are sent to automatically
Two injection molding station carry out the injection mo(u)lding of the second shaft.Described second injection molding station is separately positioned with described first injection molding station
Time, two molds can be used to carry out injection mo(u)lding respectively.
The present invention also provides for a kind of manufacture method puncturing core bar, in the manufacture method of this puncture core bar, punctures core bar
Injection mo(u)lding is not limited to two sections of injection mo(u)ldings, can as required, according to three sections, the more multistage Shooting Techniques such as four sections complete to puncture
The production of core bar.
Now, described puncture core bar includes: tip, the 1st shaft, the 2nd shaft ..., N shaft, described tip, the 1st
Shaft, the 2nd shaft ..., N shaft is sequentially connected with.Wherein, N is the positive integer more than or equal to 3.
Specifically, the manufacture method of described puncture core bar comprises the steps:
S1', tip and the production of the 1st shaft；
The part corresponding with described tip and the 1st shaft by curved lever, sends in the first die cavity of the first injection molding station；
Described curved lever is positioned so that it is the inwall holding position of relative first die cavity is fixed；
To injecting injection molding material between described first die cavity and curved lever, injection molding material is through pressurize, cooling aftershaping, it is thus achieved that most advanced and sophisticated
With the 1st shaft, the tip after molding and the 1st shaft and the first die cavity are separated, if the end of described 1st shaft is formed
Dry 1st attachment structure；
S2', the production of the 2nd shaft；
The part corresponding with described 2nd shaft by curved lever and some 1st attachment structures of the 1st shaft, send into the
In second die cavity of two injection molding station；
Described curved lever is positioned so that it is opposite tip and the 1st shaft and the inwall holding position of the second die cavity
Fixing；
To injecting injection molding material between described second die cavity and curved lever, injection molding material is through pressurize, cooling aftershaping, it is thus achieved that the 2nd
Shaft, separates the 2nd shaft after molding and the second die cavity, and the end of described 2nd shaft is formed some with the described 1st
The 2nd attachment structure that attachment structure cooperates；
……
SN', the production of N shaft；
The part corresponding with described N shaft by curved lever and some N-1 attachment structures of N-1 shaft, send
Enter in the N-type chamber of N injection molding station；
Described curved lever is positioned so that it is opposite tip, the 1st shaft, the 2nd shaft ..., N-1 shaft and
The inwall holding position in N-type chamber is fixed；
To injecting injection molding material between described N-type chamber and curved lever, injection molding material is through pressurize, cooling aftershaping, it is thus achieved that N bar
Body, separates the N shaft after molding and N-type chamber, and the end of described N shaft is formed with some and described N-1
The N attachment structure that attachment structure cooperates.
The present invention also provides for a kind of puncturing core bar, its produce according to the manufacture method of two kinds of puncture core bars as above and
Become.
The present invention also provides for a kind of perforator, and described perforator includes puncturing as above core bar.
In sum, the manufacture method puncturing core bar of the present invention uses the injection molding of stagewise, and it can have
Effect ensures the stability of curved lever position in injection moulding process, it is to avoid it offsets so that puncturing core bar can be molded into smoothly
Type, reduces the percent defective of product.
In the present invention, unless otherwise clearly defined and limited, term " install ", " being connected ", " connection ", " fixing " etc.
Term should be interpreted broadly, and connects for example, it may be fixing, it is also possible to be to removably connect, or integral；Can be that machinery connects
Connect, it is also possible to be electrical connection；Can be to be joined directly together, it is also possible to be indirectly connected to by intermediary, in can being two elements
The connection in portion or the interaction relationship of two elements, unless otherwise clear and definite restriction.For those of ordinary skill in the art
For, above-mentioned term concrete meaning in the present invention can be understood as the case may be.
In the present invention, unless otherwise clearly defined and limited, fisrt feature second feature " on " or D score permissible
It is that the first and second features directly contact, or the first and second features are by intermediary mediate contact.And, fisrt feature exists
Second feature " on ", " top " and " above " but fisrt feature directly over second feature or oblique upper, or be merely representative of
Fisrt feature level height is higher than second feature.Fisrt feature second feature " under ", " lower section " and " below " can be
One feature is immediately below second feature or obliquely downward, or is merely representative of fisrt feature level height less than second feature.
In the description of this specification, reference term " embodiment ", " some embodiments ", " example ", " specifically show
Example " or the description of " some examples " etc. means to combine this embodiment or example describes specific features, structure, material or spy
Point is contained at least one embodiment or the example of the present invention.In this manual, to the schematic representation of above-mentioned term not
Identical embodiment or example must be directed to.And, the specific features of description, structure, material or feature can be in office
One or more embodiments or example combine in an appropriate manner.Additionally, in the case of the most conflicting, the skill of this area
The feature of the different embodiments described in this specification or example and different embodiment or example can be tied by art personnel
Close and combination.
Although above it has been shown and described that embodiments of the invention, it is to be understood that above-described embodiment is example
Property, it is impossible to being interpreted as limitation of the present invention, those of ordinary skill in the art within the scope of the invention can be to above-mentioned
Embodiment is changed, revises, replaces and modification.
Claims (12)
1. the manufacture method puncturing core bar, it is characterised in that described puncture core bar includes: most advanced and sophisticated, the first shaft and the
Two shafts, described tip is positioned at one end of described first shaft, and described second shaft is positioned at the other end of described first shaft；
The manufacture method of described puncture core bar comprises the steps:
S1, tip and the production of the first shaft；
The part corresponding with described tip and the first shaft by curved lever, sends in the first die cavity of the first injection molding station；
Described curved lever is positioned so that it is the inwall holding position of relative first die cavity is fixed；
To injecting injection molding material between described first die cavity and curved lever, injection molding material is through pressurize, cooling aftershaping, it is thus achieved that most advanced and sophisticated and the
One shaft, separates the tip after molding and the first shaft and the first die cavity, if the end of described first shaft is formed
Dry first attachment structure；
S2, the production of the second shaft；
The part that curved lever is corresponding with described second shaft and some first attachment structures of described first shaft, send into
In second die cavity of the second injection molding station；
Described curved lever is positioned so that it is opposite tip and the first shaft and the sidewall holding position of relative second die cavity
Put fixing；
To injecting injection molding material between described second die cavity and curved lever, injection molding material is through pressurize, cooling aftershaping, it is thus achieved that the second bar
Body, separates the second shaft after molding and the second die cavity, and the end of described second shaft is formed some and described the
The second attachment structure that one attachment structure cooperates.
The manufacture method of puncture core bar the most according to claim 1, it is characterised in that in described step S1, described inwall
Including sidewall and antetheca, between described curved lever and described sidewall, there is radial distance, under detenting force, described curved lever
And the radial distance between described sidewall keeps uniformity；Between described curved lever and described antetheca, there is axial distance,
Under detenting force, the axial distance between described curved lever and described antetheca keeps uniformity.
The manufacture method of puncture core bar the most according to claim 1, it is characterised in that in described step S1, to described one-tenth
When type bar positions, described curved lever and the first die cavity is kept to be coaxially disposed.
The manufacture method of puncture core bar the most according to claim 1, it is characterised in that in described step S1, after molding
Tip and during the first shaft and the first die cavity separate, curved lever and described tip and the first shaft holding position
Fixing.
The manufacture method of puncture core bar the most according to claim 1, it is characterised in that in described step S2, to described one-tenth
When type bar positions, described curved lever and the second die cavity is kept to be coaxially disposed.
The manufacture method of puncture core bar the most according to claim 1, it is characterised in that described second injection molding station is with described
First injection molding station is arranged continuously, or, described second injection molding station is separately positioned with described first injection molding station.
The manufacture method of puncture core bar the most according to claim 1, it is characterised in that the length of described second shaft is more than
The length sum of described tip and the first shaft.
The manufacture method of puncture core bar the most according to claim 1, it is characterised in that described first attachment structure is some
Spaced apart first is protruding, and described second attachment structure is the second projection that some and described first projection matches.
The manufacture method of puncture core bar the most according to claim 8, it is characterised in that described first projection be semicircle,
Half elliptic, regular polygon or abnormal curved surface.
10. the manufacture method puncturing core bar, it is characterised in that described puncture core bar includes: tip, the 1st shaft, the 2nd bar
Body ..., N shaft, described tip, the 1st shaft, the 2nd shaft ..., N shaft is sequentially connected with；
The manufacture method of described puncture core bar comprises the steps:
S1', tip and the production of the 1st shaft；
The part corresponding with described tip and the 1st shaft by curved lever, sends in the first die cavity of the first injection molding station；
Described curved lever is positioned so that it is the inwall holding position of relative first die cavity is fixed；
To injecting injection molding material between described first die cavity and curved lever, injection molding material is through pressurize, cooling aftershaping, it is thus achieved that most advanced and sophisticated and the
1 shaft, separates the tip after molding and the 1st shaft and the first die cavity, and the end of described 1st shaft is formed with some
1 attachment structure；
S2', the production of the 2nd shaft；
The part corresponding with described 2nd shaft by curved lever and some 1st attachment structures of the 1st shaft, send into the second note
Mould in the second die cavity of station；
Described curved lever is positioned so that it is the inwall holding position of opposite tip and the 1st shaft and the second die cavity is solid
Fixed；
To injecting injection molding material between described second die cavity and curved lever, injection molding material is through pressurize, cooling aftershaping, it is thus achieved that the 2nd shaft,
Separating the 2nd shaft after molding and the second die cavity, the end of described 2nd shaft is formed some and the described 1st is connected
The 2nd attachment structure that structure cooperates；
……
SN', the production of N shaft；
The part corresponding with described N shaft by curved lever and some N-1 attachment structures of N-1 shaft, send into N
In the N-type chamber of injection molding station；
Described curved lever is positioned so that it is opposite tip, the 1st shaft, the 2nd shaft ..., N-1 shaft and N
The inwall holding position of die cavity is fixed；
To injecting injection molding material between described N-type chamber and curved lever, injection molding material is through pressurize, cooling aftershaping, it is thus achieved that N shaft,
Separating the N shaft after molding and N-type chamber, the end of described N shaft is formed with some and described N-1 and is connected
The N attachment structure that structure cooperates.
11. 1 kinds of puncture core bars, it is characterised in that described puncture core bar is according to the puncture core bar described in claim 1 or 10
Manufacture method produces.
12. 1 kinds of perforators, it is characterised in that described perforator includes puncturing as claimed in claim 11 core bar.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610810873.8A CN106273227B (en) | 2016-09-08 | 2016-09-08 | It punctures the manufacturing method of core bar and punctures core bar and puncture outfit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610810873.8A CN106273227B (en) | 2016-09-08 | 2016-09-08 | It punctures the manufacturing method of core bar and punctures core bar and puncture outfit |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106273227A true CN106273227A (en) | 2017-01-04 |
| CN106273227B CN106273227B (en) | 2019-02-15 |
Family
ID=57710981
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610810873.8A Active CN106273227B (en) | 2016-09-08 | 2016-09-08 | It punctures the manufacturing method of core bar and punctures core bar and puncture outfit |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106273227B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112504883A (en) * | 2020-11-26 | 2021-03-16 | 明锦(天津)数码科技有限公司 | Puncture-resistant detection testing machine for electric vehicle battery |
-
2016
- 2016-09-08 CN CN201610810873.8A patent/CN106273227B/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112504883A (en) * | 2020-11-26 | 2021-03-16 | 明锦(天津)数码科技有限公司 | Puncture-resistant detection testing machine for electric vehicle battery |
Also Published As
| Publication number | Publication date |
|---|---|
| CN106273227B (en) | 2019-02-15 |
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Address after: Dongsheng Road, Jiangyin city 214437 Jiangsu city of Wuxi province No. 6 D3 the first layer Applicant after: Jiangsu wind and medical equipment Limited by Share Ltd Address before: Dongsheng Road, Jiangyin city 214437 Jiangsu city of Wuxi province No. 6 D3 the first layer Applicant before: Jiangsu wind and medical equipment Co., Ltd |
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Inventor after: Sun Baofeng Inventor after: Ma Meng Inventor before: Sun Baofeng Inventor before: Huang Chen Inventor before: Ma Meng |
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