CN1904670B - Method of making spring core for glasses earpiece and product thereof - Google Patents
Method of making spring core for glasses earpiece and product thereof Download PDFInfo
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- CN1904670B CN1904670B CN2006100297719A CN200610029771A CN1904670B CN 1904670 B CN1904670 B CN 1904670B CN 2006100297719 A CN2006100297719 A CN 2006100297719A CN 200610029771 A CN200610029771 A CN 200610029771A CN 1904670 B CN1904670 B CN 1904670B
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- spring mandrel
- mandrel body
- head
- spring
- blank
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Abstract
The invention supplies a manufacture method for glass feet using spring core identity and the product. It includes the following steps: making roughcast, drilling head, lathing tail, and polishing surface. The identity includes body that is made up of head, middle part, and tail. Convex hook and hinge hole are set on the head, and the tail is cylindrical. The middle part of identity is multi-prism. The advantages of the invention are simple technology, low cost, high producing efficiency, long useful life, etc.
Description
Technical field
The invention belongs to the optometric technology field, relate to the method for making of a kind of earpiece, particularly a kind of spectacles leg used spring mandrel body and adopt the prepared spectacles leg used spring mandrel body of this method for making.
Background technology
Elastic glasses foot has following feature as everybody knows: when wearing, elastic glasses foot need be pulled certain angle outwardly, and earpiece pin body inner spring is further compressed, and forces earpiece lean-in under the elastic force effect of spring, makes earpiece be clipped in glasses wearer's head.Certainly, under the effect of spring, the folding of earpiece also has certain elasticity.
Pin body in the elastic glasses foot is connected with hinge head by a spring core.General spring core is made up of spring mandrel body, kerve tubule, spring and sealing tubule, and wherein the mandrel body manufacturing procedure is maximum in the spring core, also is topmost.
At present, spring mandrel body generally is the process that adopts plate stamping processing.Adopt plate stamping processed springs mandrel body technology, the spring mandrel body that is made not only dimensional accuracy is not high, and it is wayward that spring core is put into spring earpiece pin body internal clearance size; And there is the punching press vestige on the surface, and glossiness is lower, can't guarantee that spring core is flexible smooth and easy in the pin body.
Another kind of traditional processing mode becomes hinge shape structure, middle part to be the blank with spring mandrel body basic configuration tabular, that afterbody is flat column for adopting numerically controlled wire cutting machine to cut out head from sheet metal, and the square body that adopts the undergauge method of compressing simultaneously, stretching will have the spring mandrel body blank afterbody of basic configuration is processed into the right cylinder of designated diameter again; Head processing pan at blank promptly obtains described spring mandrel body then.
Though the spring mandrel body precision of above-mentioned method for making made is higher, guaranteed that spring core is flexible smooth and easy.But the undergauge method that this method adopts compression simultaneously, stretch is processed into the right cylinder of designated diameter with afterbody, and it exists some drawbacks as can be seen.At first, compression, spring mandrel body easily fractures in the drawing process.Secondly, compression, drawing process are comparatively complicated, and technology is loaded down with trivial details, cause cost of manufacture to increase, and are unfavorable for large batch of production.
Summary of the invention
Purpose of the present invention is in order to overcome above-mentioned technical matters, and it is easy to propose a kind of processing, is fit to the method for making of the spectacles leg used spring mandrel body of production in enormous quantities again.
Another object of the present invention is: provide a kind of by the prepared spectacles leg used spring mandrel body of above-mentioned method for making, make the flexible good stability that spring core has, the characteristics of long service life.
First purpose of the present invention can realize by following technical proposal: a kind of method for making of spectacles leg used spring mandrel body is characterized in that this method for making comprises the steps to realize:
A, blank preparation: select sheet material, sheet material is cut into the spring mandrel body blank with nc wire-cutting;
B, head boring: the head of above-mentioned spring mandrel body blank placed on the bench drill hole, then the aperture burr is removed;
C, afterbody car circle: with above-mentioned head through the spring mandrel body blank clamping of boring on lathe, be processed into the afterbody of spring mandrel body blank cylindrical by the cutter on the lathe;
D, surface finish: above-mentioned afterbody is carried out the surface finish processing through the spring mandrel body blank of car circle, promptly get the spring mandrel body finished product.
In the method for making of above-mentioned spectacles leg used spring mandrel body, the sheet material in the described steps A is to adopt many overlapping modes of sheet material to cut.Adopt that multi-sheets is overlapping to be cut with nc wire-cutting then, nc wire-cutting once cuts and just can cut out a plurality of spring mandrel body blanks like this, has improved production efficiency.
In the method for making of above-mentioned spectacles leg used spring mandrel body, every block of sheet material all can cut out the blank of several spectacles leg used spring mandrel bodies in the described steps A.Certainly, the area of selected sheet material is bigger, the every cutting of nc wire-cutting once move a bottom tool or directly on nc wire-cutting several cutters of installing once cut and finish.Like this, just on each sheet material, all can cut out the blank of several spectacles leg used spring mandrel bodies.
In the method for making of above-mentioned spectacles leg used spring mandrel body, also the middle part car of spring mandrel body is become multi-edge column-shaped among the described step C.The middle part car of spring mandrel body is become multi-edge column-shaped, can reduce the wearing and tearing between other part of spring mandrel body and earpiece, prolonged the serviceable life of product.
In the method for making of above-mentioned spectacles leg used spring mandrel body, among the described step D also the head edge to spring mandrel body carry out chamfering.This chamfer site also can contact with the pin body, therefore, such structure just make it with body middle part many prismatic structure consistent, make that spring mandrel body can be flexible in the pin body stably.
The present invention also provides a kind of spectacles leg used spring mandrel body of being made by above-mentioned method for making, this spectacles leg used spring mandrel body, comprise body, body is made up of head, middle part and afterbody, head is provided with protruding hook and pan, it is cylindric that afterbody is, and it is characterized in that, described body middle part is for being the multi-edge column-shaped of flat.
In this spectacles leg used spring mandrel body, the pan that pin passes on hinge head and the spring mandrel body is hinged with hinge head and spring mandrel body.Pack into after other parts of the afterbody of spring mandrel body and spring core link together in the earpiece pin body, be about to the afterbody that kerve tubule, spring and sealing tubule are enclosed within spring core body successively.Certainly, the sealing tubule is the end that is connected in the spring mandrel body afterbody.
Like this, just hinge head has been connected in the pin body by spring core.Make that the folding of earpiece has certain elasticity when pulling earpiece.
Earpiece is in moving process as can be seen, can stretch in the pin body in the middle part of spring mandrel body, and to be many prismatic structure with body middle part be complementary the hole in the pin body, and the hole that is to say the pin body is many prismatics hole.Like this, the multi-edge column-shaped structure at body middle part contacts with many prismatics hole of pin body, and both contact positions are more, and what spring core can be stable slides in the hole of pin body, and spring core can not make that the stability in use of earpiece is higher relative to rotating with the pin body.
In above-mentioned spectacles leg used spring mandrel body, described body middle part is eight prismatic.
In above-mentioned spectacles leg used spring mandrel body, the side that described body head is in the opposite side of protruding hook has the many prismatic structure with this parallel sided.Because the spring mandrel body head is in the side of the opposite side of protruding hook and the side at middle part links together, and the head of spring mandrel body is in the side of protruding hook opposition side also can stretch into pin body place, such structure is set makes spring core to slide in the pin body more stably.Simultaneously, such structure also is convenient to processing when guaranteeing the spring mandrel body stability in use.
Compared with prior art, the present invention has the following advantages:
1, method for making of the present invention has guaranteed the consistance of spring mandrel body size, the spring mandrel body precision height of making.Simultaneously, it is to adopt a plurality of sheet materials to overlap and the blank that cuts out spring mandrel body in manufacture process, and therefore, this method for making technology is simple, cost of manufacture is low, production efficiency is high, is fit to the demand of producing in enormous quantities.
2, because the side, middle part of spring mandrel body is a multi-edge column-shaped, many prismatics hole that the Kong Weiyu body middle part in the pin body is complementary.Like this, the contact position of spring core and pin body is more, makes sliding in the pin body that the process medi-spring fuse of folding earpiece can be stable, and can not rotate with respect to the pin body, and can reduce wearing and tearing between spring core and the pin body, prolong the serviceable life of product.
Description of drawings
Fig. 1 is that spectacles leg used spring mandrel body provided by the invention is connected the structural representation on the earpiece.
Fig. 2 is the A-A cut-open view along Fig. 1.
Fig. 3 is the perspective view of this spectacles leg used spring mandrel body.
Fig. 4 is the structural representation that other parts of this spectacles leg used spring mandrel body and spring core link together.
Fig. 5 is the spring mandrel body blank synoptic diagram that the present invention utilizes nc wire-cutting to cut into.
Fig. 6 is that the present invention utilizes the synoptic diagram of bench drill when the spring mandrel body head is holed.
Fig. 7 is that the present invention utilizes the synoptic diagram of lathe at spring mandrel body afterbody car circle and middle part car multi-edge column-shaped.
Fig. 8 is the synoptic diagram of the present invention when the head edge of spring mandrel body blank carries out chamfering.
Among the figure, 1, body; 11, head; 12, protruding hook; 13, middle part; 14, afterbody; 2, pan; 3, kerve tubule; 4, spring; 5, sealing tubule; 6, hinge head; 7, pin body; 8, pin; 9, drill bit; 10, lathe tool; 15, jig.
Embodiment
Below be specific embodiments of the invention and in conjunction with the accompanying drawings, technical scheme of the present invention is further described, but the present invention be not limited to these embodiment.
As shown in Figure 1, be loaded in the earpiece after other parts of this spectacles leg used spring mandrel body 1 and spring core link together.
As shown in Figure 3, an end of the body 1 of spring core is the head 11 with protruding hook 12 and pan 2, and the other end is columned afterbody 14, and for being the middle part 13 of multi-edge column-shaped, in the present embodiment, middle part 13 is that flat eight is prismatic between head 11 and the afterbody 14.
As shown in Figure 4, spring core also comprises kerve tubule 3, spring 4 and sealing tubule 5 except spring mandrel body 1, and each above-mentioned parts are enclosed within the afterbody 14 of spring mandrel body 1 successively.Wherein above-mentioned kerve tubule 3, spring 4 are fixed in sealing tubule 5 end that is connected in afterbody 14, make kerve tubule 3, spring 4 can not come off from the afterbody 14 of spring mandrel body 1.
The head 11 of the above-mentioned spring core medi-spring mandrel body 1 that assembles is hinged with the hinge head 6 of earpiece, and it is hinged with both that promptly pin 8 passes the pan 2 of hinge head 6 and spring mandrel body 1.The afterbody 14 that again spring mandrel body 1 is equipped with kerve tubule 3, spring 4 and sealing tubule 5 is loaded in the hole of pin body 7 of earpiece.Many prismatics hole that Kong Weiyu body 1 middle part 13 of pin body 7 is complementary.Like this, pin body 7 and hinge head 6 link together by spring core, make the folding of earpiece have certain elasticity by spring core.
As depicted in figs. 1 and 2, when spring core slided in the hole of pin body 7, the prismatic middle part 13 of spring mandrel body 1 eight contacted with many prismatics hole in the pin body 7.Because spring mandrel body 1 middle part 13 is more with the contact position, hole in the pin body 7, and such structure has also limited body 1 and has rotated with respect to pin body 7.What like this, make that spring core can be stable slides in pin body 7.That is to say the folding that earpiece can be stable in pulling process.
In the present embodiment, can be more stably slide in pin body 7 in order to make spring core, the side that spring mandrel body 1 head 11 is in protruding hook 12 opposite sides has the many prismatic structure with this parallel sided.
Below manufacturing of spectacles leg used spring mandrel body of the present invention elaborated:
Choose the packfong or the stainless steel materials of respective thickness according to spectacles leg used spring mandrel body 1 thickness, ten sheet materials are overlaped.Nc wire-cutting is programmed, its line cutting position is adjusted to suitable position, to the above-mentioned sheet material cutting that overlaps, the cutting back forms spring mandrel body 1 blank, as shown in Figure 5.
With head 11 clampings of spring mandrel body 1 blank of above-mentioned making on high-speed bench drilling machine, with spring mandrel body 1 blank two sides and head 11 is that positioning reference adopts jig 15 to be located, adopt drill bit 9 to bore pan 2 again, pan 2 aperture burrs are removed greater than the drill bit 9 more than the pan 2 size 1mm with diameter then, as shown in Figure 6.
With above-mentioned head through boring spring mandrel body 1 blank clamping on instrument lathe, cutter on the mobile lathe, the cutter 10 that is open to traffic becomes cylindrical with spring mandrel body 1 blank afterbody 14 cars, spring mandrel body 1 blank middle part 13 cars is become anistree prismatic, as shown in Figure 7.
Utilize many prismatics of nc wire-cutting processing head 11, that is to say that the head 11 to above-mentioned blank carries out chamfering, not only guaranteed the consistance of spring mandrel body 1 size after the chamfering, and improved the precision of spring mandrel body 1, as shown in Figure 8.
Carry out processing such as surface finish, cleaning, tumbling again through spring mandrel body 1 blank after the above-mentioned manufacture craft after, promptly get spectacles leg used spring mandrel body.
The above-mentioned spectacles leg used spring mandrel that makes is fitted into behind the earpiece not only precision height of spectacles leg used spring mandrel body 1 of the present invention as can be seen, and spring core is flexible smooth and easy; And on spectacles leg used spring mandrel body 1, adopt in the prismatic wearing and tearing that can reduce between the part of anise, prolong the serviceable life of product, as depicted in figs. 1 and 2.
Specific embodiment described herein only is that the present invention's spirit is illustrated.The technician of the technical field of the invention can make various modifications or replenishes or adopt similar mode to substitute described specific embodiment, but can't depart from spirit of the present invention or surmount the defined scope of appended claims.
Although this paper has used terms such as body 1, head 11, protruding hook 12, middle part 13, afterbody 14, pan 2, kerve tubule 3, spring 4, sealing tubule 5, hinge head 6, pin body 7, pin 8 morely, do not get rid of the possibility of using other term.Using these terms only is in order to describe and explain essence of the present invention more easily; They are construed to any additional restriction all is contrary with spirit of the present invention.
Claims (5)
1. the method for making of a spectacles leg used spring mandrel body is characterized in that, this method for making comprises the steps to realize:
A, blank preparation: select sheet material, sheet material is cut into spring mandrel body (1) blank with nc wire-cutting;
B, head boring: the head (11) of above-mentioned spring mandrel body (1) blank placed on the bench drill hole, then the aperture burr is removed;
C, afterbody car circle: with above-mentioned head through spring mandrel body (1) the blank clamping of boring on lathe, be processed into the afterbody (14) of spring mandrel body (1) blank cylindrical by the cutter on the lathe;
D, surface finish: above-mentioned afterbody (14) is carried out the surface finish processing through spring mandrel body (1) blank of car circle, promptly get spring mandrel body (1) finished product.
Also middle part (13) car of spring mandrel body (1) is become multi-edge column-shaped among the described step C, head (11) edge to spring mandrel body (1) among the described step D carries out chamfering, and head (11) edge to spring mandrel body (1) among the described step D carries out chamfering.
2. the method for making of spectacles leg used spring mandrel body according to claim 1 is characterized in that, the sheet material in the described steps A is to adopt many overlapping modes of sheet material to cut.
3. the method for making of spectacles leg used spring mandrel body according to claim 1 is characterized in that, every block of sheet material all can cut out the blank of several spectacles leg used spring mandrel bodies (1) in the described steps A.
4. press the spectacles leg used spring mandrel body that the described method for making of claim 1 to 3 is made for one kind, comprise body (1), body (1) is made up of head (11), middle part (13) and afterbody (14), head (11) is provided with protruding hook (12) and pan (2), afterbody (14) is cylindric, it is characterized in that described body (1) middle part (13) are for being the eight prismatic of flat.
5. spectacles leg used spring mandrel body according to claim 4 is characterized in that, the side that described body (1) head (11) is in the opposite side of protruding hook (12) has the many prismatic structure with this parallel sided.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2006100297719A CN1904670B (en) | 2006-08-07 | 2006-08-07 | Method of making spring core for glasses earpiece and product thereof |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2006100297719A CN1904670B (en) | 2006-08-07 | 2006-08-07 | Method of making spring core for glasses earpiece and product thereof |
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| Publication Number | Publication Date |
|---|---|
| CN1904670A CN1904670A (en) | 2007-01-31 |
| CN1904670B true CN1904670B (en) | 2011-02-09 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN2006100297719A Expired - Fee Related CN1904670B (en) | 2006-08-07 | 2006-08-07 | Method of making spring core for glasses earpiece and product thereof |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| ITPD20110290A1 (en) * | 2011-09-14 | 2013-03-15 | Visottica Ind Spa | PROCESS OF PRODUCTION OF ELASTIC HINGES |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102179676A (en) * | 2011-05-18 | 2011-09-14 | 厦门捷视光学有限公司 | Production process of concealed spring hinge of spectacle frame |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1206563C (en) * | 2003-07-04 | 2005-06-15 | 黄陈才 | Elastic hinge for spectacle frame and manufacturing method thereof |
| CN1241049C (en) * | 2002-11-21 | 2006-02-08 | 黄秉共 | Elastic eyeglass feet and its preparation method |
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2006
- 2006-08-07 CN CN2006100297719A patent/CN1904670B/en not_active Expired - Fee Related
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1241049C (en) * | 2002-11-21 | 2006-02-08 | 黄秉共 | Elastic eyeglass feet and its preparation method |
| CN1206563C (en) * | 2003-07-04 | 2005-06-15 | 黄陈才 | Elastic hinge for spectacle frame and manufacturing method thereof |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| ITPD20110290A1 (en) * | 2011-09-14 | 2013-03-15 | Visottica Ind Spa | PROCESS OF PRODUCTION OF ELASTIC HINGES |
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| CN1904670A (en) | 2007-01-31 |
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Granted publication date: 20110209 Termination date: 20130807 |