CN104309358A - Manufacturing method for needle tube pen point and dotting mechanism - Google Patents
Manufacturing method for needle tube pen point and dotting mechanism Download PDFInfo
- Publication number
- CN104309358A CN104309358A CN201410566228.7A CN201410566228A CN104309358A CN 104309358 A CN104309358 A CN 104309358A CN 201410566228 A CN201410566228 A CN 201410566228A CN 104309358 A CN104309358 A CN 104309358A
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- China
- Prior art keywords
- plug
- voussoir
- clinohedral
- thimble
- along
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- 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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- B—PERFORMING OPERATIONS; TRANSPORTING
- B43—WRITING OR DRAWING IMPLEMENTS; BUREAU ACCESSORIES
- B43K—IMPLEMENTS FOR WRITING OR DRAWING
- B43K15/00—Assembling, finishing, or repairing pens
- B43K15/02—Automatic machines
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B43—WRITING OR DRAWING IMPLEMENTS; BUREAU ACCESSORIES
- B43K—IMPLEMENTS FOR WRITING OR DRAWING
- B43K1/00—Nibs; Writing-points
- B43K1/08—Nibs; Writing-points with ball points; Balls or ball beds
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Pens And Brushes (AREA)
- Earth Drilling (AREA)
Abstract
The invention discloses a manufacturing method for a needle tube pen point and a dotting mechanism. The manufacturing method comprises the following steps of (1) extruding a needle tube to form a pen point portion; (2) drilling a hole in the pen point portion along the axial direction; (3) performing dotting on the pen point portion along the radial direction; (4) trimming projections; (5) precisely trimming an opening of the pen point portion; and (6) mounting a steel ball and clamping the steel ball. In the manufacturing method, dotting is carried out along the radial direction by the dotting mechanism so that the projections are obtained, and the pen point is tapered. Compared with a method of forming a tapered pen point in a cutting manner, the manufacturing method has the advantages that the time is saved during dotting, so that the production efficiency is improved. The dotting mechanism comprises a wedge and a mandrel, wherein the mandrel is used for supporting and positioning the needle tube; the wedge is provided with an inclined plane; and the inclined plane of the wedge is matched with an inclined plane of the needle tube. When the wedge moves along the axial direction of the mandrel, the inclined plane of the wedge squeezes an inclined plane of an inclined plane body, so that the inclined plane body drives an ejector pin to move along the radial direction of the mandrel; the dotting accuracy is improved; and the production efficiency is improved.
Description
Technical field
The present invention relates to the technical field of needle-tube pen-point, particularly relate to a kind of manufacture method and striking mechanism of needle-tube pen-point.
Background technology
Ball pen, or claim ballpoint pen ball-point pen, be a kind of pen employing small rotation ball, this ball is made up of brass, steel or tungsten carbide, can when writing by ink release on paper.The pen core of ball pen is generally needle tube type, is the core component of ball pen.In prior art, the manufacturing of the pen core of ball pen generally includes boring, nib is cut.Nib cutting general dependence cutter carries out cutting formation to the nib of pen core and has certain taper.This kind of mode is on the one hand because the wearing and tearing of cutter existence cause cutter needs often to be changed, and on the other hand, cutting operation itself is comparatively consuming time, thus reduces the production efficiency of whole pen core.
Summary of the invention
In view of this, one aspect of the present invention provides a kind of manufacture method of needle-tube pen-point, and this manufacture method uses striking mechanism get ready nib and form tapering, improves production efficiency.
A manufacture method for needle-tube pen-point, comprises the following steps:
(1) end of needle tubing being extruded, forming one for installing the written portion of steel ball;
(2) described written portion is holed vertically, obtain an installing hole;
(3) use striking mechanism radially to get ready to the written portion through step (2), obtain multi-convex point;
(4) corresponding to the described salient point in written portion pit is pruned;
(5) according to size to be processed, refine is carried out to the opening through step (4) written portion;
(6), after steel ball being loaded described opening, with clamping device, this opening is clamped.
Wherein, extruding described in step (2) is cold extrusion mode.
Wherein, described in step (2), salient point is three.
Wherein, prune described in step (4) and comprise end face and polish and chamfering.
The present invention provides a kind of striking mechanism on the other hand, uses this striking mechanism get ready nib and form tapering, improves production efficiency.
A kind of striking mechanism for above-mentioned manufacture method, comprise thimble, also comprise voussoir and the plug for carrying out supporting and location to needle tubing being arranged at fixed body inside, described thimble afterbody is provided with clinohedral, described clinohedral and voussoir are respectively provided with an inclined-plane, and described voussoir makes clinohedral drive thimble along the radial motion of plug along during the axially-movable of described plug by the inclined-plane of its inclined-plane extruding clinohedral.
Wherein, the inclined-plane of described clinohedral and the inclined-plane of voussoir parallel and with mandrel axis to becoming 75 degree of inclination angles.
Wherein, also comprise for the trimming part of adjusting wedge along plug radial motion, described trimming part comprises screw rod and is fixed on the screw seat of fixed body, and the inside of described screw seat is provided with screw, and described screw matches with the screw thread of screw rod periphery.
Wherein, described fixed body is provided with and supplies voussoir along the holding tank of the axially-movable of plug, is provided with the card article of the axial restraint thimble at plug in described holding tank.
Wherein, spring is provided with between described thimble and clinohedral.
Wherein, also comprise for driving voussoir along the axially-movable of plug and the cylinder be attached thereto.
Use striking mechanism radially to carry out getting ready and obtaining multi-convex point in manufacture method of the present invention, make nib form tapering.Comparatively cut the mode forming tapering, the present invention gets operation ready and comparatively saves time, and which thereby enhances production efficiency.The striking mechanism that the present invention provides on the other hand comprises voussoir and the plug for carrying out supporting and location to needle tubing, the inclined-plane that voussoir has inclined-plane and needle tubing cooperatively interacts, voussoir is made to make clinohedral drive thimble along the radial motion of plug along during the axially-movable of described plug by the inclined-plane of its inclined-plane extruding clinohedral, improve the accuracy got ready, ensure that the raising of production efficiency.
Accompanying drawing explanation
Fig. 1 is the top view of the striking mechanism of present pre-ferred embodiments.
Fig. 2 is the voussoir of present pre-ferred embodiments and the structural representation of clinohedral.
In figure, 1-plug; 2-thimble; 3-clinohedral; 4-voussoir; 5-spring; 61-screw seat; 62-screw rod; 7-fixed body; 8-thimble seat; 9-trimming part fixed mount; 10-needle tubing; 11-holding tank.
Detailed description of the invention
Technical scheme of the present invention is further illustrated by detailed description of the invention below in conjunction with accompanying drawing.
In describing the invention, it will be appreciated that, term " longitudinal direction ", " transverse direction ", " on ", D score, "front", "rear", "left", "right", " vertically ", " level ", " top ", " end " " interior ", the orientation of the instruction such as " outward " or position relationship be based on orientation shown in the drawings or position relationship, only the present invention for convenience of description and simplified characterization, instead of indicate or imply that the device of indication or element must have specific orientation, with specific azimuth configuration and operation, therefore can not be interpreted as limitation of the present invention.
In the description of this description, specific features, structure, material or feature that the description of reference term " embodiment ", " some embodiments ", " example ", " concrete example " or " some examples " etc. means to describe in conjunction with this embodiment or example are contained at least one embodiment of the present invention or example.In this manual, identical embodiment or example are not necessarily referred to the schematic representation of above-mentioned term.And the specific features of description, structure, material or feature can combine in an appropriate manner in any one or more embodiment or example.
In describing the invention, unless otherwise prescribed and limit, it should be noted that, term " installation ", " being connected ", " connection " should be interpreted broadly, such as, can be mechanical connection or electrical connection, also can be the connection of two element internals, can be directly be connected, also indirectly can be connected by intermediary, for the ordinary skill in the art, the concrete meaning of above-mentioned term can be understood as the case may be.
As shown in Figure 1, 2, the top view of present pre-ferred embodiments striking mechanism and the structural representation of voussoir 4 and clinohedral 3 is respectively.Striking mechanism of the present invention formed primarily of fixed body 7, thimble 2, plug 1, voussoir 4, trimming part and cylinder.Fixed body 7 is circular metallic object.The center of fixed body 7 is provided with plug 1, and plug 1 can be pole shape, and coaxially arranges with fixed body 7, and plug 1 is for the needle tubing 10 of supporting and location pen core.Fixed body 7 is evenly provided with three holding tanks 11 with identical interval angles, each holding tank 11 one-tenth 120 jiaos.Each holding tank 11 internal fixtion is provided with the thimble seat 8 for installing thimble 2, thimble seat 8 realizes installing thimble 2 by the mounting groove be arranged on thimble holder, can ensure that thimble 2 can only move perpendicular to plug 1 axial plane like this, and cannot move in face, plug 1 axial place.Fixed body 7 is also provided with the trimming part fixed mount 9 for installing trimming part.
The afterbody of thimble 2 is provided with clinohedral 3.Voussoir 4 clinohedral 3 and voussoir 4 are respectively provided with an inclined-plane, these two inclined-planes cooperatively interact, and voussoir 4 can be made like this to make clinohedral 3 drive thimble 2 along the radial motion of plug 1 along during the axially-movable of described plug 1 by the inclined-plane of its inclined-plane extruding clinohedral 3.The inclined-plane of clinohedral 3 is parallel with the inclined-plane of voussoir 4 and become 15 degree of inclination angles with the plane perpendicular to plug 1 axis.Spring 5 is provided with between voussoir 4 and clinohedral 3.Effect in the mutual motion process of spring 5 between voussoir 4 and clinohedral 3 is specially: in the process of voussoir 4 along plug 1 axially-movable, when voussoir 4 contacts clinohedral 3 and drives thimble 2 to the close direction motion of plug 1, spring 5 is produced the radial reset force along plug 1 direction by compressing; When voussoir 4 continues to move to the position departing from clinohedral 3, this reset force can drive thimble 2 to move the position got back to originally to the position away from plug 1.
Trimming part comprises screw rod 62 and is fixed on the screw seat 61 of fixed body 7, and the inside of screw seat 61 is provided with screw, and screw matches with the screw thread of screw rod 62 periphery.Trimming part is used for adjusting wedge 4 along plug 1 radial motion, its mechanism is: by one end of turn screw rod 62, make its precession in screw seat 61, the other end of screw rod 62 contacts voussoir 4 and drives voussoir 4 radial near plug 1 along plug 1, thus realize voussoir 4 to the adjustment near plug 1, in the process, spring 5 is compressed.Otherwise screw rod 62 screws out in screw seat 61, the other end of screw rod 62 is away from voussoir 4, and the elastic force of spring 5 drives voussoir 4 to move away from plug 1, thus achieves voussoir 4 to the adjustment away from plug 1.
Cylinder is for driving voussoir 4 along the axially-movable of plug 1 and being attached thereto.Be well known to those skilled in the art as the concrete structure of cylinder and principle, do not repeat them here.
Introduce the operation principle of striking mechanism in the present invention below.
Before getting operation ready, the needle tubing 10 of pen core is enclosed within the outside of plug 1 and makes it fix.By turn screw rod 62, voussoir 4 is good along the position adjustments of plug 1 radial direction.Then, start cylinder, when voussoir 4 is done to move along a direction of plug 1 radial direction by air cylinder driven, voussoir 4 contacts and drives clinohedral 3 radial near plug 1 along plug 1, and the syringe needle of thimble 2 impacts needle tubing 10, thus gets a little; After continuing to move at voussoir 4 position departing from clinohedral 3, thimble 2 gets back to initial position away from plug 1 under the compression of spring 5.Work as return hydraulic cylinder, voussoir 4 does the counter motion along plug 1 radial direction, and voussoir 4 contacts again and drives clinohedral 3 radial near plug 1 along plug 1, and the syringe needle of thimble 2 impacts needle tubing 10 again, gets again a point.So repeatedly.
The manufacture method of needle tubing 10 nib of the present invention, comprises the following steps:
(1) end of needle tubing 10 being extruded by cold extrusion mode, forming one for installing the written portion of steel ball; (2) use boring to hole vertically to described written portion, obtain an installing hole; (3) use striking mechanism radially to get ready to the written portion through step (2), obtain three salient points; (4) carry out end face to salient point to polish and chamfering; (5) according to size to be processed, refine is carried out to the opening through step (3) written portion; (6), after steel ball being loaded described opening, with clamping device, this opening is clamped.
Although the above more term employing expression structure, such as " plug 1 ", " clinohedral 3 ", " voussoir 4 ", " thimble 2 " etc., do not get rid of the possibility using other term.These terms are used to be only used to describe and explain essence of the present invention more easily; The restriction that they are construed to any one additional is all contrary with spirit of the present invention.
Below know-why of the present invention is described in conjunction with specific embodiments.These describe just in order to explain principle of the present invention, and can not be interpreted as limiting the scope of the invention by any way.Based on explanation herein, those skilled in the art does not need to pay performing creative labour can associate other detailed description of the invention of the present invention, and these modes all will fall within protection scope of the present invention.
Claims (10)
1. a manufacture method for needle-tube pen-point, is characterized in that, comprises the following steps:
(1) end of needle tubing being extruded, forming one for installing the written portion of steel ball;
(2) described written portion is holed vertically, obtain an installing hole;
(3) use striking mechanism radially to get ready to the written portion through step (2), obtain multi-convex point;
(4) corresponding to the described salient point in written portion pit is pruned;
(5) according to size to be processed, refine is carried out to the opening through step (4) written portion;
(6), after steel ball being loaded described opening, with clamping device, this opening is clamped.
2. manufacture method according to claim 1, is characterized in that, extruding described in step (1) is cold extrusion mode.
3. manufacture method according to claim 1, is characterized in that, described in step (3), salient point is three.
4. manufacture method according to claim 1, is characterized in that, pruning described in step (4) comprises end face and polishes and chamfering.
5. the striking mechanism for manufacture method as claimed in claim 1, comprise thimble (2), it is characterized in that, also comprise voussoir (4) and be arranged at the inner plug (1) for carrying out supporting and location to needle tubing (10) of fixed body (7), described thimble (2) afterbody is provided with clinohedral (3), described clinohedral (3) and voussoir (4) are respectively provided with an inclined-plane, described voussoir (4) drives thimble (2) along the radial motion of plug (1) along making clinohedral (3) during the axially-movable of described plug (1) by the inclined-plane on its inclined-plane extruding clinohedral (3).
6. striking mechanism according to claim 5, is characterized in that, the inclined-plane of described clinohedral (3) is parallel with the inclined-plane of voussoir (4) and axially become 75 degree of inclination angles with plug (1).
7. striking mechanism according to claim 5, it is characterized in that, also comprise for the trimming part of adjusting wedge (4) along plug (1) radial motion, described trimming part comprises screw rod (62) and is fixed on the screw seat (61) of fixed body (7), the inside of described screw seat (61) is provided with screw, and described screw matches with the screw thread of screw rod (62) periphery.
8. striking mechanism according to claim 5, it is characterized in that, described fixed body (7) is provided with and supplies voussoir (4) along the holding tank (11) of the axially-movable of plug (1), is provided with the thimble seat (8) of the axial restraint thimble (2) at plug (1) in described holding tank (11).
9. striking mechanism according to claim 5, is characterized in that, is provided with spring (5) between described thimble (2) and clinohedral (3).
10. striking mechanism according to claim 5, is characterized in that, also comprises for driving voussoir (4) along the axially-movable of plug (1) and the cylinder be attached thereto.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410566228.7A CN104309358B (en) | 2014-10-22 | 2014-10-22 | Manufacturing method for needle tube pen point and dotting mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410566228.7A CN104309358B (en) | 2014-10-22 | 2014-10-22 | Manufacturing method for needle tube pen point and dotting mechanism |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104309358A true CN104309358A (en) | 2015-01-28 |
| CN104309358B CN104309358B (en) | 2017-02-22 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410566228.7A Active CN104309358B (en) | 2014-10-22 | 2014-10-22 | Manufacturing method for needle tube pen point and dotting mechanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104309358B (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106975669A (en) * | 2017-04-13 | 2017-07-25 | 成都正西液压设备制造有限公司 | One kind radiating tube extruding press |
| CN114559230A (en) * | 2022-04-09 | 2022-05-31 | 佛山市鑫诺尔医疗器械有限公司 | Automatic pipe penetrating machine |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1170937A (en) * | 1966-07-08 | 1969-11-19 | Real Patentauswertungs Anstalt | Process for Manufacturing Ball Pen Points by Extrusion and Drawing Starting from a Wire. |
| JPH11319690A (en) * | 1998-05-18 | 1999-11-24 | Karisu International Kk | Pen point or nozzle used for pressurized viscous fluid |
| CN102529506A (en) * | 2011-12-31 | 2012-07-04 | 贝发集团股份有限公司 | Pen point dotting machine |
| CN102632744A (en) * | 2012-04-28 | 2012-08-15 | 林大喜 | 670 pen point and production technique thereof |
| CN103287165A (en) * | 2012-02-22 | 2013-09-11 | 株式会社百乐 | Ballpoint pen point and ballpoint pen |
| CN204196488U (en) * | 2014-10-22 | 2015-03-11 | 意瑞纳米科技(昆山)有限公司 | A kind of striking mechanism of needle-tube pen-point |
-
2014
- 2014-10-22 CN CN201410566228.7A patent/CN104309358B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1170937A (en) * | 1966-07-08 | 1969-11-19 | Real Patentauswertungs Anstalt | Process for Manufacturing Ball Pen Points by Extrusion and Drawing Starting from a Wire. |
| JPH11319690A (en) * | 1998-05-18 | 1999-11-24 | Karisu International Kk | Pen point or nozzle used for pressurized viscous fluid |
| CN102529506A (en) * | 2011-12-31 | 2012-07-04 | 贝发集团股份有限公司 | Pen point dotting machine |
| CN103287165A (en) * | 2012-02-22 | 2013-09-11 | 株式会社百乐 | Ballpoint pen point and ballpoint pen |
| CN102632744A (en) * | 2012-04-28 | 2012-08-15 | 林大喜 | 670 pen point and production technique thereof |
| CN204196488U (en) * | 2014-10-22 | 2015-03-11 | 意瑞纳米科技(昆山)有限公司 | A kind of striking mechanism of needle-tube pen-point |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106975669A (en) * | 2017-04-13 | 2017-07-25 | 成都正西液压设备制造有限公司 | One kind radiating tube extruding press |
| CN114559230A (en) * | 2022-04-09 | 2022-05-31 | 佛山市鑫诺尔医疗器械有限公司 | Automatic pipe penetrating machine |
| CN114559230B (en) * | 2022-04-09 | 2023-02-03 | 佛山市鑫诺尔医疗器械有限公司 | Automatic pipe penetrating machine |
Also Published As
| Publication number | Publication date |
|---|---|
| CN104309358B (en) | 2017-02-22 |
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Effective date of registration: 20220106 Address after: 215300 Building 2, No. 199, Yingbin East Road, Zhoushi Town, Kunshan City, Suzhou City, Jiangsu Province Patentee after: Suzhou jingsiqi Stationery Manufacturing Co.,Ltd. Address before: 215300 Yirui nano technology (Kunshan) Co., Ltd., south of Yingbin Road, Zhoushi Town, Kunshan City, Suzhou City, Jiangsu Province Patentee before: YIRUI NANO TECHNOLOGY (KUNSHAN) Co.,Ltd. |