CN111713829A - Manufacturing process of three-dimensional shaped automobile key case - Google Patents
Manufacturing process of three-dimensional shaped automobile key case Download PDFInfo
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- CN111713829A CN111713829A CN202010717229.2A CN202010717229A CN111713829A CN 111713829 A CN111713829 A CN 111713829A CN 202010717229 A CN202010717229 A CN 202010717229A CN 111713829 A CN111713829 A CN 111713829A
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- Prior art keywords
- key
- key sleeve
- sleeve
- wrapped
- full
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- A—HUMAN NECESSITIES
- A45—HAND OR TRAVELLING ARTICLES
- A45C—PURSES; LUGGAGE; HAND CARRIED BAGS
- A45C11/00—Receptacles for purposes not provided for in groups A45C1/00-A45C9/00
- A45C11/32—Bags or wallets for holding keys
Abstract
The invention discloses a manufacturing process of a three-dimensional shaped automobile key bag, which comprises the following steps: manufacturing a half panel; wrapping the whole automobile key by using masking paper, cutting the wrapped masking paper at the central line positions of two sides of the key to prepare a front half panel and a back half panel which are symmetrical, and drawing copper mould pressing lines on the front half panel and the back half panel respectively according to lines on the front side and the back side of the automobile key; step two: blanking the leather sheath; manufacturing a cold stamping die according to the contour sizes of the front half panel and the back half panel manufactured in the step one, and blanking raw materials through the cold stamping die to manufacture a key sleeve A surface and a key sleeve B surface; the automobile key has the advantages that the three-dimensional shape matched with the automobile key can be kept even if no filler is arranged in the key sleeve, so that the automobile key is more attached to the key sleeve.
Description
Technical Field
The invention relates to a manufacturing process of a three-dimensional shaped automobile key bag.
Background
The automobile key bag is mainly used for protecting the appearance of an automobile key, and meanwhile, the automobile key can be higher in end and more attractive.
Current car key package, most are sewed up through the tow sides with the key package, and cavity between the tow sides is as the space of placing the car key promptly, however, this kind of car key package overall structure is comparatively flat, and the elasticity is relatively poor, and the car key is often difficult to put into and take out, and long-term practical back, the emergence of the condition such as very easy appearance broken string, split skin, it is unpractical also to influence the product pleasing to the eye.
Disclosure of Invention
In order to solve the problems and the defects in the prior art, the invention provides a manufacturing process of a three-dimensional shaped automobile key bag.
A manufacturing process of a three-dimensional shaped automobile key case comprises the following steps:
the method comprises the following steps: manufacturing a half panel;
wrapping the whole automobile key by using masking paper, cutting the wrapped masking paper at the central line positions of two sides of the key to prepare a front half panel and a back half panel which are symmetrical, and drawing copper mould pressing lines on the front half panel and the back half panel respectively according to lines on the front side and the back side of the automobile key;
step two: blanking the leather sheath;
manufacturing a cold stamping die according to the contour sizes of the front half panel and the back half panel manufactured in the step one, and blanking raw materials through the cold stamping die to manufacture a key sleeve A surface and a key sleeve B surface;
step three: embossing the copper mould;
manufacturing a copper mold according to the copper mold embossing line drawn in the first step, and embossing the key sleeve A surface and the key sleeve B surface by placing the copper mold into a high-frequency machine;
step four: brushing glue;
coating sizing glue on the back surfaces of the A surface and the B surface of the key sleeve which are embossed in the third step;
step five: sewing;
sewing the edges of the A surface and the B surface of the key sleeve by using threads;
step six: primary hot drying and shaping;
putting the sewed key sleeve into an oven, and heating to 60-80 ℃;
step seven: secondary hot drying and shaping;
and (3) plugging a key model into the key sleeve, sealing the residual opening, putting the key model into a drying oven at 60-100 ℃, and drying for 30 minutes.
Further, the front half panel and the back half panel manufactured in the first step are also provided with opening points, and the transverse straight line distance between the opening points and the highest width points of the front half panel and the back half panel is larger than 10 mm.
Furthermore, the A surface and the B surface of the key sleeve are respectively a half-wrapped key sleeve A surface and a half-wrapped key sleeve B surface, the contour edges of the half-wrapped key sleeve A surface and the half-wrapped key sleeve B surface are respectively provided with a plurality of half-wrapped suture holes, the half-wrapped suture holes are located below the opening points, the distance between the half-wrapped suture holes and the contour edges of the half-wrapped key sleeve A surface and the half-wrapped key sleeve B surface is 2.5-3 mm, and the distance between the half-wrapped suture holes and the contour edges of the half-wrapped key sleeve A surface and the half-wrapped key sleeve B surface is.
Furthermore, the surface A of the key sleeve and the surface B of the key sleeve are a full-wrapping key sleeve A and a full-wrapping back half-panel, the contour edges of the surface A of the full-wrapping key sleeve and the surface B of the full-wrapping key sleeve are respectively provided with a plurality of full-wrapping suture holes, the full-wrapping suture holes are positioned on two sides of the opening point, the distance between the full-wrapping suture holes and the contour edges of the surface A of the full-wrapping key sleeve and the surface B of the full-wrapping key sleeve is 2.5-3 mm, and the distance between the full-wrapping suture holes and the contour edges of the.
Furthermore, the temperature of the high-frequency machine for embossing the key sleeve A surface and the key sleeve B surface is 100-200 ℃, and the pressing time is 1-5 minutes.
Furthermore, the area coated with the sizing glue does not comprise the embossing areas of the A surface and the B surface of the key sleeve.
Further, when the primary hot drying and shaping are carried out, the full-covering seam hole below the opening point is sewn, the sewn key sleeve is placed in an oven and heated to 60-80 ℃, when the secondary hot drying and shaping are carried out, the key mold is inserted into the key sleeve, the full-covering seam hole above the opening point is sewn, the thread end is left, the key sleeve is placed in the oven at 60-100 ℃, and the hot drying is carried out for 30 minutes.
Further, during primary hot setting, sewing the full-covered suture hole below the opening point, putting the sewn key sleeve into an oven, heating to 60-80 ℃, during secondary hot setting, plugging a key model into the key sleeve, sealing the rest openings with gummed paper, putting the key sleeve into the oven at 60-80 ℃, hot-drying for 30 minutes, cooling, and tearing off the gummed paper.
Further, after secondary heat drying and shaping, removing the stitches above the opening point, taking out the key mould, and putting shaping fillers into the key sleeve.
Further, the shaping adhesive is any one of water-based hot melt adhesive, hot melt adhesive or resin.
The invention has the advantages that:
1. according to the invention, the front surface and the back surface of the automobile key sleeve are shaped in a hot drying shaping mode, and the three-dimensional shape matched with the automobile key can be kept even if no filler is filled in the key sleeve, so that the automobile key and the key sleeve are more attached.
2. The invention also provides two key sleeve structures of a full-bag key sleeve and a half-bag key sleeve, wherein after the full-bag key sleeve is placed in the key sleeve, a user can complete the integral wrapping of the key through the needle head reserved on the suture. In such a packaging mode, the key and the key sleeve are attached more closely.
Drawings
Fig. 1 is a schematic view of an unfolded structure of an automobile key case in the manufacturing process of a three-dimensional shaped automobile key case.
Fig. 2 is a schematic view of a surface a of a full-package key in the process for manufacturing a three-dimensional shaped automobile key package according to the invention.
Fig. 3 is a schematic view of a surface a of a half-covered key in the manufacturing process of the three-dimensional shaped automobile key bag.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.
The first embodiment;
a manufacturing process of a three-dimensional shaped automobile key case comprises the following steps:
the method comprises the following steps: manufacturing a half panel;
wrapping the whole automobile key by using masking paper, cutting the wrapped masking paper at the central line positions of two sides of the key to prepare a front half panel and a back half panel which are symmetrical, and drawing copper mould pressing lines on the front half panel and the back half panel respectively according to lines on the front side and the back side of the automobile key;
step two: blanking the leather sheath;
manufacturing a cold stamping die according to the contour sizes of the front half panel and the back half panel manufactured in the step one, and blanking raw materials through the cold stamping die to manufacture a key sleeve A surface 1 and a key sleeve B surface 2; the surface A of the key sleeve and the surface B of the key sleeve are also provided with opening points 3, and the transverse linear distance between the opening points and the highest width point of the surface A of the key sleeve and the surface B of the key sleeve is more than 10 mm. Therefore, after the key is inserted into the key sleeve, the distance between the two opening points is slightly smaller than the width of the automobile key, so that the automobile key in the half-wrapped key sleeve can be prevented from accidentally slipping out. The key sleeve A face and the key sleeve B face are a half-wrapped key sleeve A face and a half-wrapped key sleeve B face, the outline edges of the half-wrapped key sleeve A face and the half-wrapped key sleeve B face are respectively provided with a plurality of half-wrapped suture holes 4, the half-wrapped suture holes are located below the opening points, the distance between the half-wrapped suture holes and the outline edges of the half-wrapped key sleeve A face and the half-wrapped key sleeve B face is 2.5-3 mm, and the hole distance is 4-6 mm.
Step three: embossing the copper mould;
manufacturing a copper mold according to the copper mold embossing line drawn in the first step, and embossing the key sleeve A surface and the key sleeve B surface by placing the copper mold into a high-frequency machine; the temperature of the high-frequency machine for embossing the key sleeve A surface and the key sleeve B surface is 100-200 ℃, and the pressing time is 1-5 minutes.
Step four: brushing glue;
coating sizing glue on the back surfaces of the A surface and the B surface of the key sleeve which are embossed in the third step; the area coated with the sizing glue does not comprise the embossing areas of the A surface and the B surface of the key sleeve.
Step five: sewing;
sewing the edges of the A surface and the B surface of the key sleeve by using threads; the stitching is usually done in a criss-cross manner from one point of opening to the other.
Step six: primary hot drying and shaping;
putting the sewed key sleeve into an oven, and heating to 60-80 ℃;
step seven: secondary hot drying and shaping;
and (3) plugging a key model into the key sleeve, sealing the residual opening, putting the key model into a drying oven at 60-100 ℃, and drying for 30 minutes.
And during primary hot drying and shaping, sewing the full-covered suture holes below the opening point, putting the sewn key sleeve into an oven, heating to 60-80 ℃, during secondary hot drying and shaping, plugging a key model into the key sleeve, sealing the rest openings with gummed paper, putting the key model into the oven at 60-80 ℃, hot drying for 30 minutes, cooling, and tearing off the gummed paper.
Example two;
the method comprises the following steps: manufacturing a half panel;
wrapping the whole automobile key by using masking paper, cutting the wrapped masking paper at the central line positions of two sides of the key to prepare a front half panel and a back half panel which are symmetrical, and drawing copper mould pressing lines on the front half panel and the back half panel respectively according to lines on the front side and the back side of the automobile key;
step two: blanking the leather sheath;
manufacturing a cold stamping die according to the contour sizes of the front half panel and the back half panel manufactured in the step one, and blanking raw materials through the cold stamping die to manufacture a key sleeve A surface and a key sleeve B surface; the surface A of the key sleeve and the surface B of the key sleeve are also provided with opening points, and the transverse linear distance between the opening points and the highest width point of the surface A of the key sleeve and the surface B of the key sleeve is more than 10 mm. Therefore, after the key is inserted into the key sleeve, the distance between the two opening points is slightly smaller than the width of the automobile key, so that the automobile key in the half-wrapped key sleeve can be prevented from accidentally slipping out. The surface A of the key sleeve and the surface B of the key sleeve are respectively a full-wrapping key sleeve A and a full-wrapping back half-panel, the outline edges of the surface A of the key sleeve and the surface B of the key sleeve are respectively provided with a plurality of full-wrapping suture holes, the full-wrapping suture holes are positioned on two sides of an opening point, the distance between each full-wrapping suture hole 6 and the outline edges of the surface A of the key sleeve and the surface B of the key sleeve is 2.5-3 mm, and the distance between the holes is 4-6 mm.
Step three: embossing the copper mould;
manufacturing a copper mold according to the copper mold embossing line drawn in the first step, and embossing the key sleeve A surface and the key sleeve B surface by placing the copper mold into a high-frequency machine; the temperature of the high-frequency machine for embossing the key sleeve A surface and the key sleeve B surface is 100-200 ℃, and the pressing time is 1-5 minutes.
Step four: brushing glue;
coating sizing glue on the back surfaces of the A surface and the B surface of the key sleeve which are embossed in the third step; and (4) coating the shaping glue on the key sleeve, wherein the area of the shaping glue does not comprise an embossing area 101 of the key sleeve A surface and the key sleeve B surface, and drying.
Step five: sewing;
sewing the edges of the A surface and the B surface of the key sleeve by using threads; the stitching is usually done in a criss-cross manner from one point of opening to the other.
Step six: primary hot drying and shaping;
putting the sewed key sleeve into an oven, and heating to 60-80 ℃;
step seven: secondary hot drying and shaping;
and (3) plugging a key model into the key sleeve, sealing the residual opening, putting the key model into a drying oven at 60-100 ℃, and drying for 30 minutes.
After the secondary heat drying and shaping, the sewing lines 5 above the opening point are removed, the key mould is taken out, and the shaping filler is put into the key sleeve. After the full-wrapping key sleeve is placed in the key sleeve, a user can complete the integral wrapping of the key through the needle head reserved on the suture. In such a packaging mode, the key and the key sleeve are attached more closely.
The above disclosure is only for the purpose of illustrating the preferred embodiments of the present invention, and it is therefore to be understood that the invention is not limited by the scope of the appended claims.
Claims (10)
1. A manufacturing process of a three-dimensional shaped automobile key case is characterized by comprising the following steps: the method comprises the following steps:
the method comprises the following steps: manufacturing a half panel;
wrapping the whole automobile key by using masking paper, cutting the wrapped masking paper at the central line positions of two sides of the key to prepare a front half panel and a back half panel which are symmetrical, and drawing copper mould pressing lines on the front half panel and the back half panel respectively according to lines on the front side and the back side of the automobile key;
step two: blanking the leather sheath;
manufacturing a cold stamping die according to the contour sizes of the front half panel and the back half panel manufactured in the step one, and blanking raw materials through the cold stamping die to manufacture a key sleeve A surface and a key sleeve B surface;
step three: embossing the copper mould;
manufacturing a copper mold according to the copper mold embossing line drawn in the first step, and embossing the key sleeve A surface and the key sleeve B surface by placing the copper mold into a high-frequency machine;
step four: brushing glue;
coating sizing glue on the back surfaces of the A surface and the B surface of the key sleeve which are embossed in the third step;
step five: sewing;
sewing the edges of the A surface and the B surface of the key sleeve by using threads;
step six: primary hot drying and shaping;
putting the sewed key sleeve into an oven, and heating to 60-80 ℃;
step seven: secondary hot drying and shaping;
and (3) plugging a key model into the key sleeve, sealing the residual opening, putting the key model into a drying oven at 60-100 ℃, and drying for 30 minutes.
2. The process for manufacturing the three-dimensional shaped automobile key case as claimed in claim 1, wherein the surfaces A and B of the key sleeve manufactured in the step two are further provided with an opening point, and the transverse linear distance between the opening point and the highest point of the width of the surfaces A and B of the key sleeve is greater than 10 mm.
3. The manufacturing process of the three-dimensional shaped automobile key case according to claim 2, characterized in that: the key sleeve A surface and the key sleeve B surface are a half-wrapped key sleeve A surface and a half-wrapped key sleeve B surface, the outline edges of the half-wrapped key sleeve A surface and the half-wrapped key sleeve B surface are respectively provided with a plurality of half-wrapped suture holes, the half-wrapped suture holes are located below the opening point, the distance between the half-wrapped suture holes and the outline edges of the half-wrapped key sleeve A surface and the half-wrapped key sleeve B surface is 2.5-3 mm, and the distance between the half-wrapped suture holes and the outline edges of the half-wrapped key sleeve A surface and the half-wrapped key sleeve B surface.
4. The manufacturing process of the three-dimensional shaped automobile key case according to claim 2, characterized in that: the surface A of the key sleeve and the surface B of the key sleeve are respectively a full-wrapping key sleeve A and a full-wrapping back half-panel, the outline edges of the surface A of the key sleeve and the surface B of the key sleeve are respectively provided with a plurality of full-wrapping suture holes, the full-wrapping suture holes are positioned on two sides of the opening point, the distance between the full-wrapping suture holes and the outline edges of the surface A of the key sleeve and the surface B of the key sleeve is 2.5-3 mm, and the distance between the full-wrapping suture holes and the outline edges of the surface B of the key sleeve is 4-.
5. The manufacturing process of the three-dimensional shaped automobile key case as claimed in claim 1, wherein the temperature for embossing the A surface and the B surface of the key sleeve by the high-frequency machine is 100-200 ℃, and the pressing time is 1-5 minutes.
6. The process of claim 1, wherein the areas coated with the sizing agent do not include embossed areas on the a side and the B side of the key sleeve.
7. The manufacturing process of the three-dimensional shaped automobile key bag according to claim 4, wherein the full-bag seam hole below the opening point is sewn during primary hot drying and shaping, the sewn key sleeve is placed in an oven and heated to 60-80 ℃, a key model is inserted into the key sleeve during secondary hot drying and shaping, the full-bag seam hole above the opening point is sewn, the thread end is left, the key sleeve is placed in the oven at 60-100 ℃, and the key is hot dried for 30 minutes.
8. The manufacturing process of the three-dimensional shaped automobile key bag according to claim 3, wherein the full-covered suture hole below the opening point is sewn during primary hot-drying shaping, the sewn key sleeve is placed in an oven and heated to 60-80 ℃, a key model is inserted into the key sleeve during secondary hot-drying shaping, the rest opening is sealed by gummed paper, the key sleeve is placed in the oven at 60-80 ℃, hot-drying is carried out for 30 minutes, and the gummed paper is torn off after cooling.
9. The process of claim 7, wherein after the secondary heat setting, the stitches above the opening point are removed, the key mold is removed, and the setting filler is placed in the key sleeve.
10. The manufacturing process of the three-dimensional shaped automobile key case as claimed in claim 1, wherein the shaped adhesive is any one of water-based hot melt adhesive, hot melt adhesive agent or resin.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010717229.2A CN111713829A (en) | 2020-07-23 | 2020-07-23 | Manufacturing process of three-dimensional shaped automobile key case |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010717229.2A CN111713829A (en) | 2020-07-23 | 2020-07-23 | Manufacturing process of three-dimensional shaped automobile key case |
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| Publication Number | Publication Date |
|---|---|
| CN111713829A true CN111713829A (en) | 2020-09-29 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010717229.2A Pending CN111713829A (en) | 2020-07-23 | 2020-07-23 | Manufacturing process of three-dimensional shaped automobile key case |
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Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103598714A (en) * | 2013-09-22 | 2014-02-26 | 李楚汉 | Manufacturing method of protective leather case |
| CN203789355U (en) * | 2014-03-07 | 2014-08-27 | 重庆义唐贸易有限公司 | Special full-wrapping type car key cover for special car |
| CN204617338U (en) * | 2015-05-15 | 2015-09-09 | 廖雅丽 | A kind of suture stereo shaping special purpose vehicle key case that intersects |
| CN204969927U (en) * | 2015-09-22 | 2016-01-20 | 刘亚凯 | Key case structure |
| CN209403862U (en) * | 2018-12-19 | 2019-09-20 | 宋伟华 | A kind of automobile key protective case |
| CN210930038U (en) * | 2019-11-06 | 2020-07-07 | 谢拿单 | Car key sleeve |
-
2020
- 2020-07-23 CN CN202010717229.2A patent/CN111713829A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103598714A (en) * | 2013-09-22 | 2014-02-26 | 李楚汉 | Manufacturing method of protective leather case |
| CN203789355U (en) * | 2014-03-07 | 2014-08-27 | 重庆义唐贸易有限公司 | Special full-wrapping type car key cover for special car |
| CN204617338U (en) * | 2015-05-15 | 2015-09-09 | 廖雅丽 | A kind of suture stereo shaping special purpose vehicle key case that intersects |
| CN204969927U (en) * | 2015-09-22 | 2016-01-20 | 刘亚凯 | Key case structure |
| CN209403862U (en) * | 2018-12-19 | 2019-09-20 | 宋伟华 | A kind of automobile key protective case |
| CN210930038U (en) * | 2019-11-06 | 2020-07-07 | 谢拿单 | Car key sleeve |
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Application publication date: 20200929 |
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