CN103317468B - Method for designing and manufacturing embedded pieces assembled on cartridge lead screws of gel pen - Google Patents
Method for designing and manufacturing embedded pieces assembled on cartridge lead screws of gel pen Download PDFInfo
- Publication number
- CN103317468B CN103317468B CN201210381851.6A CN201210381851A CN103317468B CN 103317468 B CN103317468 B CN 103317468B CN 201210381851 A CN201210381851 A CN 201210381851A CN 103317468 B CN103317468 B CN 103317468B
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- helicla flute
- leading screw
- empiecement
- screw body
- side helicla
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Abstract
The invention relates to a method for designing and manufacturing embedded pieces assembled on cartridge lead screws of a gel pen. The method includes lead screw bodies; transmission spiral grooves are formed in the lead screw bodies; circular grooves are formed in assembling positions corresponding to the lead screw bodies; circular embedded pieces coaxially rotating with the lead screw bodies are fixedly embedded into the circular grooves; a circular straight groove perpendicular to an axis of each embedded piece and a first spiral groove and a second spiral groove which are parallel to each other are formed in an outer circle of each embedded piece; an inlet end of the first spiral groove is in extending butt joint with a transmission spiral groove on a lead screw body on the left side of the embedded piece; an outlet end of the first spiral groove is in butt joint with an inlet end of the circular straight groove; an outlet end of the circular straight groove is in butt joint with an inlet end of the second spiral groove; and an outlet end of the second spiral groove is in extending butt joint with a transmission spiral groove in a lead screw body on the right side of the embedded piece. According to the designing and manufacturing method, the assembly of a cartridge is facilitated, the assembling accuracy is improved, processing of the spiral grooves on the embedded pieces ceases to adopt a conventional processing mode, and the efficiency of processing the spiral grooves is improved.
Description
Technical field
The present invention relates to a kind of leading screw assembling refill of gel-ink pen, particularly a kind of design and manufacture method of assembling empiecement on refill of gel-ink pen leading screw.
Background technology
The gel ink pen widely applied, its reservoir shaft will fill ink, pen core head, ball etc.Implementation method is: reservoir shaft be placed in the leading screw groove of rotation, and moved axially, and when moving to the position of wanted assembly process (as dress pen core head), then assembles.But traditional processing mode often can not make reservoir shaft perpendicular to the axis of leading screw, and also fewer in the time that assembling place stops, cause certain difficulty to assembling.
Summary of the invention
First object of the present invention is to provide the leading screw that assembling refill of gel-ink pen convenient for assembly is carried out in a kind of reservoir shaft direction by changing movement on leading screw.
The technical scheme realizing the present invention's first object is: a kind of leading screw assembling refill of gel-ink pen, comprises being provided with transmitting spiral fluted leading screw body; Each assembling place corresponding to described leading screw body offers cannelure; Described cannelure internal fixtion is embedded with the empiecement of the annular with leading screw body coaxial rotation, and the external diameter size of empiecement is identical with the external diameter size of leading screw body; The cylindrical of described empiecement offers one perpendicular to the ring straight trough of its axis and the left side helicla flute be parallel to each other and right side helicla flute, the transmission spiral fluted direction of rotation on left side helicla flute, right side helicla flute and leading screw body is all left-handed; Spiral fluted one end, described left side extends with the transmission helicla flute on the leading screw body on the left of the empiecement of place docks, one end is docked with one end of ring straight trough in addition, and other one end of ring straight trough is docked with spiral fluted one end, right side, spiral fluted other one end in right side extends with the transmission helicla flute on the leading screw body on the right side of the empiecement of place docks.
Above-mentioned empiecement is the annular element be spliced into by spiral fluted portion and ring trough portion; Described spiral fluted portion offers the left side helicla flute and right side helicla flute that are parallel to each other, the transmission spiral fluted direction of rotation on left side helicla flute, right side helicla flute and leading screw body is all left-handed; Described ring trough portion offers a ring straight trough; Spiral fluted one end, left side on described spiral fluted portion extends with the transmission helicla flute on the leading screw body on the left of the empiecement of place docks, one end is docked with one end of the ring straight trough on ring trough portion in addition, and other one end of ring straight trough is docked with the spiral fluted one end, right side on spiral fluted portion, spiral fluted other one end in right side extends with the transmission helicla flute on the leading screw body on the right side of the empiecement of place docks.
Above-mentioned spiral fluted portion is 120 ° fan-shaped, and ring trough portion is 240 ° fan-shaped.
The size of above-mentioned empiecement upper left side helicla flute, right side helicla flute and ring straight trough is identical with the transmission spiral fluted size on leading screw body.
Second object of the present invention is to provide the manufacture method of empiecement on a kind of leading screw assembling refill of gel-ink pen, and this manufacture method can depart from now first artificial line, then presses traditional cooked mode of line processing, improves crudy and operating efficiency.
The technical scheme realizing the present invention's second object is: the manufacture method of empiecement on a kind of leading screw assembling refill of gel-ink pen, comprises the following steps: first select the pitch t on lathe nameplate before a, processing
zand the wall thickness δ between empiecement upper left side helicla flute and right side helicla flute, by selected pitch t
zleft side helicla flute and right side spiral fluted angle of release α is calculated with wall thickness δ
z, and the thickness H of empiecement; B, according to the thickness H of empiecement calculated before, footpath, end car two annulus of cannelure on the external diameter of leading screw body and leading screw body; C, the transmission helicla flute equirotal ring straight trough of cylindrical centre position car together perpendicular to its axis and on size and leading screw body at an annulus; D, wall thickness δ between the left side helicla flute that the cylindrical of another one annulus calculates before basis and right side helicla flute and left side helicla flute and right side spiral fluted angle of release α
zcar goes out the left-handed left side helicla flute be parallel to each other and right side helicla flute, and left side helicla flute is the same with the transmission spiral fluted size on leading screw body with right side spiral fluted size; E, there is the annulus of ring straight trough to cut with the central angle of 240 ° in car, had by car left side helicla flute and right side spiral fluted annulus to cut with the central angle of 120 °; F, cut 240 ° of annulus and 120 ° of annulus are combined into the empiecement of a full circle, the empiecement be combined into is embedded in the cannelure that on leading screw body, width is equal with the thickness H of empiecement, and with screw fastening on leading screw body.
In above-mentioned step a, carry out the pitch t on selected lathe nameplate by following computing formula
zand the wall thickness δ between empiecement upper left side helicla flute and right side helicla flute, calculate left side helicla flute and right side spiral fluted angle of release α
z, and the thickness H of empiecement:
Formula 1:
Formula 2:t
z=3 (B+ δ);
Formula 3:H=3B+2 δ;
Often get δ=(1.2 ~ 2.2) mm;
In formula:
B: empiecement pressed on ring straight trough, left side helicla flute and right side spiral fluted width, equal the width that leading screw body uploads square auger groove;
D: the external diameter of empiecement, equals the external diameter of leading screw body.
The present invention has positive effect: (1) the present invention makes reservoir shaft perpendicular to the axis of screw mandrel body by the ring straight trough on empiecement, and reservoir shaft can be made vertically to be in assembling place a period of time, not only facilitates assembling, and improves precision; (2) empiecement in the present invention is spliced, and not only facilitates manufacture, and substantially increases mobility.(3) method that the present invention manufactures empiecement has departed from traditional cooked mode, substantially increases workmanship and operating efficiency.
Accompanying drawing explanation
In order to make content of the present invention more easily be clearly understood, below according to specific embodiment also by reference to the accompanying drawings, the present invention is further detailed explanation, wherein
Fig. 1 is structural representation of the present invention;
Fig. 2 is the structural representation of leading screw body of the present invention;
Fig. 3 is the structural representation of empiecement of the present invention;
Fig. 4 is the sectional view of empiecement of the present invention;
Fig. 5 is the expanded view of empiecement of the present invention.
Detailed description of the invention
See Fig. 1 to Fig. 5, the leading screw of assembling refill of gel-ink pen of the present invention, comprise the leading screw body 100 being provided with and transmitting helicla flute 110; Each assembling place corresponding to described leading screw body 100 offers cannelure 120; Described cannelure 120 internal fixtion is embedded with the empiecement 200 of the annular with leading screw body 100 coaxial rotation, and the external diameter size of empiecement 200 is identical with the external diameter size of leading screw body 100; Described empiecement 200 is the annular elements be spliced into by spiral fluted portion 210 and ring trough portion 220; Fan-shaped in 120 ° of described spiral fluted portion 210, fan-shaped in 240 ° of ring trough portion 220; Described spiral fluted portion 210 offers the left side helicla flute 211 be parallel to each other and right side helicla flute 212, and the direction of rotation of the transmission helicla flute 110 on left side helicla flute 211, right side helicla flute 212 and leading screw body 100 is all left-handed; Described ring trough portion 220 offers a ring straight trough 221; One end of left side helicla flute 211 on described spiral fluted portion 210 extends with the transmission helicla flute (110) on the leading screw body 100 on the left of place empiecement 200 docks, one end is docked with one end of the ring straight trough 221 on ring trough portion 220 in addition, and other one end of ring straight trough 221 is docked with one end of the right side helicla flute 212 on spiral fluted portion 210, other one end of right side helicla flute 212 extends with the transmission helicla flute 110 on the leading screw body 100 on the right side of place empiecement 200 docks; Described empiecement 200 upper left side helicla flute 211, right side helicla flute 212 and the size of ring straight trough 221 are identical with the size of the transmission helicla flute 110 on leading screw body 100.
The manufacture method of empiecement on the leading screw of assembling refill of gel-ink pen of the present invention, comprises the following steps: first select the pitch t on lathe nameplate before a, processing
zand the wall thickness δ between empiecement 200 upper left side helicla flute 211 and right side helicla flute 212, by selected pitch t
zthe angle of release α of left side helicla flute 211 and right side helicla flute 212 is calculated with wall thickness δ
z, and the thickness H of empiecement 200; B, according to the thickness H of empiecement 200 calculated before, footpath, end car two annulus of cannelure 120 on the external diameter of leading screw body 100 and leading screw body 100; C, the transmission helicla flute 110 equirotal ring straight trough 221 of cylindrical centre position car together perpendicular to its axis and on size and leading screw body 100 at an annulus; The angle of release α of d, wall thickness δ between the left side helicla flute 211 that the cylindrical of another one annulus calculates before basis and right side helicla flute 212 and left side helicla flute 211 and right side helicla flute 212
zcar goes out the left-handed left side helicla flute 211 be parallel to each other and right side helicla flute 212, and left side helicla flute 211 is the same with the size of the transmission helicla flute 110 on leading screw body 100 with the size of right side helicla flute 212; E, there is the annulus of ring straight trough 221 to cut with the central angle of 240 ° in car, had by car the annulus of left side helicla flute 211 and right side helicla flute 212 to cut with the central angle of 120 °; F, cut 240 ° of annulus and 120 ° of annulus are combined into the empiecement 200 of a full circle, the empiecement 200 be combined into is embedded in the cannelure 120 that on leading screw body 100, width is equal with the thickness H of empiecement 200, and with screw fastening on leading screw body 100; In described step a, carry out the pitch t on selected lathe nameplate by following computing formula
zand the wall thickness δ between empiecement 200 upper left side helicla flute 211 and right side helicla flute 212, calculate the angle of release α of left side helicla flute 211 and right side helicla flute 212
z, and the thickness H of empiecement 200:
Formula 1:
Formula 2:t
z=3 (B+ δ);
Formula 3:H=3B+2 δ;
Often get δ=(1.2 ~ 2.2) mm;
In formula:
B: the width of empiecement 200 pressed on ring straight trough 221, left side helicla flute 211 and right side helicla flute 212, equals the width that leading screw body 100 uploads square auger groove 110;
D: the external diameter of empiecement 200, equals the external diameter of leading screw body 100.
According to the above, have a kind of embodiment of the following stated at present: the external diameter of leading screw body 100 is φ 75mm, i.e. D=φ 75mm, the width transmitting helicla flute 110 is 4.7mm (generally 0.2mm larger than reservoir shaft), i.e. B=4.7mm.First arbitrarily get δ=1.8mm, through type 2:t
z=3 (B+ δ) calculate t
z=18.9mm, and pitch lathe nameplate not having 18.9mm, can only find the pitch t close with it
z=20mm, selects this pitch.Through type 2:t
z=3 (B+ δ) calculate δ=1.97mm, then calculate the angle of release α of left side helicla flute 211 and right side helicla flute 212 by above-mentioned formula 1 and formula 3
z, and the thickness H of empiecement 200, process empiecement 200 according to the data drawn by above-mentioned steps b, step c, steps d, step e, step f.
Above-described specific embodiment; object of the present invention, technical scheme and beneficial effect are further described; be understood that; the foregoing is only specific embodiments of the invention; be not limited to the present invention; within the spirit and principles in the present invention all, any amendment made, equivalent replacement, improvement etc., all should be included within protection scope of the present invention.
Claims (6)
1. assemble a leading screw for refill of gel-ink pen, comprise the leading screw body (100) being provided with and transmitting helicla flute (110); It is characterized in that: each assembling place corresponding to described leading screw body (100) offers cannelure (120); Described cannelure (120) internal fixtion is embedded with the empiecement (200) with the annular of leading screw body (100) coaxial rotation, and the external diameter size of empiecement (200) is identical with the external diameter size of leading screw body (100); The cylindrical of described empiecement (200) offers one perpendicular to the ring straight trough (221) of its axis and the left side helicla flute (211) be parallel to each other and right side helicla flute (212), the direction of rotation of the transmission helicla flute (110) on left side helicla flute (211), right side helicla flute (212) and leading screw body (100) is all left-handed; The one end in described left side helicla flute (211) extends with the transmission helicla flute (110) on the leading screw body (100) in place empiecement (200) left side docks, one end is docked with one end of ring straight trough (221) in addition, and other one end of ring straight trough (221) is docked with one end of right side helicla flute (212), other one end of right side helicla flute (212) extends with the transmission helicla flute (110) on the leading screw body (100) on place empiecement (200) right side docks.
2. the leading screw of assembling refill of gel-ink pen according to claim 1, is characterized in that: described empiecement (200) is the annular element be spliced into by spiral fluted portion (210) and ring trough portion (220), described spiral fluted portion (210) offers the left side helicla flute (211) and right side helicla flute (212) that are parallel to each other, the direction of rotation of the transmission helicla flute (110) on left side helicla flute (211), right side helicla flute (212) and leading screw body (100) is all left-handed, described ring trough portion (220) offers a ring straight trough (221), one end of left side helicla flute (211) on described spiral fluted portion (210) extends with the transmission helicla flute (110) on the leading screw body (100) in place empiecement (200) left side docks, one end is docked with one end of the ring straight trough (221) on ring trough portion (220) in addition, and other one end of ring straight trough (221) is docked with one end of the right side helicla flute (212) on spiral fluted portion (210), the other one end on right side helicla flute (212) extends with the transmission helicla flute (110) on the leading screw body (100) on place empiecement (200) right side docks.
3. the leading screw of assembling refill of gel-ink pen according to claim 2, is characterized in that: fan-shaped in 120 ° of described spiral fluted portion (210), fan-shaped in 240 ° of ring trough portion (220).
4. the leading screw of assembling refill of gel-ink pen according to claim 3, is characterized in that: the size of described empiecement (200) upper left side helicla flute (211), right side helicla flute (212) and ring straight trough (221) is identical with the size of the transmission helicla flute (110) on leading screw body (100).
5. a manufacture method for empiecement on the leading screw assembling refill of gel-ink pen, is characterized in that following steps: the pitch t before a, processing first on selected lathe nameplate
zand the wall thickness δ between empiecement (200) upper left side helicla flute (211) and right side helicla flute (212), by selected pitch t
zthe angle of release α of left side helicla flute (211) and right side helicla flute (212) is calculated with wall thickness δ
z, and the thickness H of empiecement (200); The thickness H of the empiecement (200) that b, basis calculate before, footpath, end car two annulus of the external diameter of leading screw body (100) and the upper cannelure (120) of leading screw body (100); C, transmission helicla flute (110) the equirotal ring straight trough (221) of cylindrical centre position car together perpendicular to its axis and on size and leading screw body (100) at an annulus; The angle of release α of d, wall thickness δ between the left side helicla flute (211) that the cylindrical of another one annulus calculates before basis and right side helicla flute (212) and left side helicla flute (211) and right side helicla flute (212)
zcar goes out the left-handed left side helicla flute (211) be parallel to each other and right side helicla flute (212), and left side helicla flute (211) is the same with the size of the transmission helicla flute (110) on leading screw body (100) with the size of right side helicla flute (212); E, there is the annulus of ring straight trough (221) to cut with the central angle of 240 ° in car, had by car the annulus of left side helicla flute (211) and right side helicla flute (212) to cut with the central angle of 120 °; F, cut 240 ° of annulus and 120 ° of annulus are combined into the empiecement (200) of a full circle, the empiecement (200) be combined into is embedded in the upper width of leading screw body (100) cannelure (120) equal with the thickness H of empiecement (200), and with screw fastening on leading screw body (100).
6. on the leading screw of assembling refill of gel-ink pen according to claim 5, the manufacture method of empiecement, is characterized in that: in described step a, carrys out the pitch t on selected lathe nameplate by following computing formula
zand the wall thickness δ between empiecement (200) upper left side helicla flute (211) and right side helicla flute (212), calculate the angle of release α of left side helicla flute (211) and right side helicla flute (212)
z, and the thickness H of empiecement (200):
Formula 1:
Formula 2:t
z=3 (B+ δ);
Formula 3:H=3B+2 δ;
Often get δ=(1.2 ~ 2.2) mm;
In formula:
B: the width of empiecement (200) pressed on ring straight trough (221), left side helicla flute (211) and right side helicla flute (212), equals the width that leading screw body (100) uploads square auger groove (110);
D: the external diameter of empiecement (200), equals the external diameter of leading screw body (100).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210381851.6A CN103317468B (en) | 2012-10-10 | 2012-10-10 | Method for designing and manufacturing embedded pieces assembled on cartridge lead screws of gel pen |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210381851.6A CN103317468B (en) | 2012-10-10 | 2012-10-10 | Method for designing and manufacturing embedded pieces assembled on cartridge lead screws of gel pen |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103317468A CN103317468A (en) | 2013-09-25 |
| CN103317468B true CN103317468B (en) | 2015-01-07 |
Family
ID=49186667
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201210381851.6A Expired - Fee Related CN103317468B (en) | 2012-10-10 | 2012-10-10 | Method for designing and manufacturing embedded pieces assembled on cartridge lead screws of gel pen |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN103317468B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109079157A (en) * | 2018-08-15 | 2018-12-25 | 九江海天设备制造有限公司 | A kind of method of machining high-precision two-wire rectangular coil screw rod |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1119994A (en) * | 1994-07-26 | 1996-04-10 | A.T.克劳斯公司 | Four part ball point pen mechanism |
| US5683191A (en) * | 1987-10-09 | 1997-11-04 | Kotobuki & Co., Ltd. | Writing tool |
| CN201841791U (en) * | 2010-10-29 | 2011-05-25 | 金顺棋 | Automatic drawing pencil |
| CN202846458U (en) * | 2012-10-10 | 2013-04-03 | 常州信息职业技术学院 | Lead screw for assembling of cartridges of gel pens |
-
2012
- 2012-10-10 CN CN201210381851.6A patent/CN103317468B/en not_active Expired - Fee Related
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5683191A (en) * | 1987-10-09 | 1997-11-04 | Kotobuki & Co., Ltd. | Writing tool |
| CN1119994A (en) * | 1994-07-26 | 1996-04-10 | A.T.克劳斯公司 | Four part ball point pen mechanism |
| CN201841791U (en) * | 2010-10-29 | 2011-05-25 | 金顺棋 | Automatic drawing pencil |
| CN202846458U (en) * | 2012-10-10 | 2013-04-03 | 常州信息职业技术学院 | Lead screw for assembling of cartridges of gel pens |
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| Publication number | Publication date |
|---|---|
| CN103317468A (en) | 2013-09-25 |
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| CB03 | Change of inventor or designer information |
Inventor after: Wang Han Inventor after: Jiang Jiping Inventor after: Wang Yushu Inventor before: Wang Han Inventor before: Wang Yushu |
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Free format text: CORRECT: INVENTOR; FROM: WANG HAN WANG YUSHU TO: WANG HAN JIANG JIPING WANG YUSHU |
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Granted publication date: 20150107 Termination date: 20191010 |