阅读说明：本技术 一种无涂层手套模具及其制作工艺 (Uncoated glove mold and manufacturing process thereof ) 是由 牛文杰 于 2020-11-24 设计创作，主要内容包括：本发明属于模具设备加工技术领域,具体涉及一种无需表面涂层且不易变形的手套模具及其制作工艺,所述手套模具包括手掌部分和臂部；所述手掌部分包括两片镜像的壳体,所述手套模具由两片壳体和臂部三者分体加工后拼接而成；所述手掌部分和臂部均采用不锈钢材质制作而成；所述手套模具的制作工艺包括选材、手掌部分和臂部分体式制作,半成品制作及成品制作等步骤；本发明采用特殊组成分的不锈钢材质,具有耐酸碱特性,与特殊的喷砂处理协同配合,使制作的模具无需涂层且兼具强度高、导热快、使用寿命长的特点,同时具有较好的韧性和耐腐蚀性能；本发明制作工艺分段式制作,不容易变形,成品率大大提高。(The invention belongs to the technical field of mould equipment processing, and particularly relates to a glove mould which does not need surface coating and is not easy to deform and a manufacturing process thereof, wherein the glove mould comprises a palm part and an arm part; the palm part comprises two mirror-image shells, and the glove mold is formed by splicing the two shells and the arm part after being processed separately; the palm part and the arm part are made of stainless steel materials; the manufacturing process of the glove mold comprises the steps of material selection, integral manufacturing of a palm part and an arm part, manufacturing of a semi-finished product, manufacturing of a finished product and the like; the stainless steel material with special components has acid and alkali resistance, and is cooperated with special sand blasting treatment, so that the manufactured die does not need a coating, has the characteristics of high strength, quick heat conduction and long service life, and has better toughness and corrosion resistance; the manufacturing process of the invention is manufactured in a sectional mode, is not easy to deform, and greatly improves the yield.)

1. A coating-free glove mold is characterized in that: comprises a palm part and an arm part; the palm part comprises two mirror-image shells, and the glove mold is formed by splicing the two shells and the arm part after being processed separately; the palm part and the arm part are made of stainless steel materials.

2. The uncoated glove mold of claim 1, wherein: the manufacturing process of the uncoated glove mold comprises the following steps:

(1) preparing materials: adjusting stainless steel materials by additives, and cooling to prepare steel materials;

(2) and (3) making a palm part: manufacturing a steel blank according to the size of the glove mold, then manufacturing two mirror-image shells by pressing the steel blank, and combining and welding the two manufactured shells;

(3) arm part production: selecting stainless steel to manufacture the arm part according to the size of the glove mold;

(4) manufacturing a semi-finished product: welding the palm part and the arm part at the edge, and polishing to form a semi-finished product;

(5) and (3) manufacturing a finished product: and (3) performing surface polishing, wire drawing and sand blasting on the semi-finished product to manufacture the surface frosting effect or the pitted surface and finger pitted effect which is easy to demould for the disposable glove.

3. The uncoated glove mold of claim 1 or 2, wherein: the stainless steel comprises the following raw materials in parts by weight: 0.001-30 parts of nickel, 0.001-30 parts of chromium, 0.001-8 parts of molybdenum, 0.001-0.05 part of carbon, 0.1-5 parts of manganese, 0.001-5 parts of copper, 0.1-2 parts of silicon, 0.01-0.1 part of phosphorus, 0.01-0.1 part of sulfur and 30-80 parts of iron.

4. The uncoated glove mold of claim 2, wherein: the two shells and the arm part of the palm part are all made of stainless steel materials through pressing.

5. The uncoated glove mold of claim 1 or 2, wherein: each shell comprises fingers and a palm, and the fingers and the palm are formed by pressing and then combining and welding the parts.

6. The uncoated glove mold of claim 1 or 2, wherein: the arm part comprises a wrist and an arm, and the wrist and the arm are formed by pressing and then combining and welding in a split mode.

7. The uncoated glove mold of claim 5, wherein: the arm part comprises a wrist and an arm, and the wrist and the arm are formed by pressing and then combining and welding in a split mode.

8. The uncoated glove mold of claim 2 or 7, wherein: and (5) sand blasting is carried out on the using area of the semi-finished product.

9. The uncoated glove mold of claim 8, wherein: firstly, executing the step (2) and then executing the step (3), or firstly executing the step (3) and then executing the step (2), or simultaneously executing the step (2) and the step (3).

10. The uncoated glove mold of claim 1, wherein: the two shells of the palm part are made of stainless steel materials through pressing or casting; the arm is made of stainless steel through pressing or casting.

Technical Field

The invention belongs to the technical field of disposable glove production, and particularly relates to a non-coating disposable glove mold and a manufacturing process thereof.

Background

The glove mold is a necessity for producing disposable gloves made of materials such as latex, PU, PVC, mixed butyronitrile, pure butyronitrile and the like in a latex dipping glove factory. Chinese patent CN201710164419.4 discloses an improved metal energy-saving glove mold, which comprises a metal hand mold body, wherein a connection fixing part is formed at the bottom of the metal hand mold body, a coating is coated on the outer wall surface of the metal hand mold body extending downwards from the fingertips to the top of the connection fixing part, the coating is a ceramic coating, and the components of the coating are as follows: less than 20 percent of aluminum oxide, less than 20 percent of high-temperature resin silica sol, less than 3 percent of defoaming agent and stabilizing agent and less than 50 percent of diluting agent. The traditional glove mold is made of ceramic and aluminum alloy, the ceramic hand mold has the problems of low strength, easiness in damage, slow heat conduction, slow heat dissipation, corrosion spot, poor thermal vibration stability, easiness in cracking, short service life and the like, the aluminum alloy has good heat conduction and high strength, is not corrosion-resistant, corrosion-resistant materials need to be sprayed on the surface, and the coating is easy to fall off in the using process of a client to cause inconvenience in use; the common disposable glove mold is formed by integral casting and is easy to deform.

Disclosure of Invention

The invention aims to overcome the defects in the prior art and provides a glove mold which does not need a surface coating, is easy to form and is not easy to deform and a manufacturing process thereof.

The technical scheme adopted by the invention for solving the technical problems is as follows:

a non-coated glove mold comprising a palm portion and an arm portion; the palm part comprises two mirror-image shells, and the glove mold is formed by splicing the two shells and the arm part after being processed separately; the palm part and the arm part are made of stainless steel materials.

Furthermore, the two shells of the palm part are made of stainless steel materials through pressing or casting;

the arm is made of stainless steel through pressing or casting.

The manufacturing process of the uncoated glove mold comprises the following steps:

(1) preparing materials: adjusting stainless steel materials by additives, and cooling to prepare steel materials;

(2) and (3) making a palm part: manufacturing a steel blank according to the size of the glove mold, then manufacturing two mirror-image shells by pressing the steel blank, and combining and welding the two manufactured shells;

(3) arm part production: selecting stainless steel to manufacture the arm part according to the size of the glove mold;

(4) manufacturing a semi-finished product: welding the palm part and the arm part at the edge, and polishing to form a semi-finished product;

(5) and (3) manufacturing a finished product: and (3) performing surface polishing, wire drawing and sand blasting on the semi-finished product to manufacture the surface frosting effect or the effects of rough surface, numb finger and the like which are easy to demould for the disposable glove.

Further, the stainless steel comprises the following raw materials in parts by weight: 0.001-30 parts of nickel, 0.001-30 parts of chromium, 0.001-8 parts of molybdenum, 0.001-0.05 part of carbon, 0.1-5 parts of manganese, 0.001-5 parts of copper, 0.1-2 parts of silicon, 0.01-0.1 part of phosphorus, 0.01-0.1 part of sulfur and 30-80 parts of iron; the salt spray corrosion test of the invention is passed by field experiments after 3600 hours of salt spray corrosion test.

Further, the two shells and the arm part of the palm part are made of stainless steel materials in a pressing mode.

Further, in the step (5), the semi-finished product use area is subjected to sand blasting.

Further, the present invention does not limit the execution sequence of the step (2) and the step (3), and the step (2) may be executed first, and then the step (3) may be executed, or the step (3) may be executed first, and then the step (2) may be executed, or the step (2) and the step (3) may be executed simultaneously.

Furthermore, each shell comprises fingers and a palm, and the fingers and the palm are formed by pressing and welding in a split mode.

Furthermore, the arm part comprises a wrist and an arm, and the wrist and the arm are formed by pressing and welding in a split mode.

Compared with the prior art, the invention has the following advantages: the invention adopts stainless steel materials with special components, has the characteristics of easy forming of rigidity and toughness and acid and alkali resistance, so that the manufactured glove mold does not need a coating and has the characteristics of high hardness, quick heat conduction and long service life, and simultaneously has very good corrosion resistance, when the disposable glove mold is used, the disposable glove mold can be baked by only one oven, and can also adopt electric energy for heat supply, thereby avoiding the problems of energy consumption and great pollution caused by using a boiler, the final process only needs natural cooling without a cooling process, greatly improving the production efficiency, improving the efficiency by more than 60 percent, reducing the energy consumption by 50 percent, prolonging the service life by more than 5 years, and having wide application range, and the product can be generally used for materials such as latex, PU, PVC, mixed butyronitrile, pure butyronitrile and the like, and avoiding the problem that the latex, PVC and butyronitrile of ceramic hand mold are not universal; the manufacturing process of the invention adopts sectional type manufacturing, thus avoiding the problem of overlarge integral molding area and serious deformation, and greatly improving the yield.

Drawings

FIG. 1 is a front view of embodiment 1 of the present invention;

FIG. 2 is a schematic view of the two housing structures of embodiment 1 of the present invention;

FIG. 3 is a schematic view of the arm structure according to embodiment 1 of the present invention;

FIG. 4 is a schematic structural diagram of two housings according to embodiment 2 of the present invention;

fig. 5 is a schematic view of the arm structure according to embodiment 2 of the present invention.

In the figure, a case 1, an arm 2, a finger 101, a palm 102, a wrist 201, and an arm 202.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention are clearly and completely described below with reference to the drawings of the specification.

Example 1:

the glove mold according to the present embodiment has a main structure including a palm portion and an arm portion 2; the palm part comprises two mirror-image shells 1, and the glove mold is formed by splicing the two shells 1 and the arm part 2 after being processed in a split manner; the palm portion and the arm portion 2 are both made of stainless steel.

The manufacturing process of the glove mold comprises the following steps:

(1) preparing materials: adjusting stainless steel materials by additives, and cooling to prepare steel materials;

(2) and (3) making a palm part: manufacturing a steel blank according to the size of the glove mold, then manufacturing two mirror-image shells by pressing the steel blank, and combining and welding the two manufactured shells;

(3) arm part production: selecting stainless steel to manufacture the arm part according to the size of the glove mold;

(4) manufacturing a semi-finished product: welding the palm part and the arm part at the edge, and polishing to form a semi-finished product;

(5) and (3) manufacturing a finished product: and (3) performing surface polishing, wire drawing and sand blasting on the semi-finished product to manufacture the surface frosting effect or the effects of rough surface, numb finger and the like which are easy to demould for the disposable glove.

The stainless steel comprises the following raw materials in parts by weight: 5 parts of nickel, 10 parts of chromium, 1 part of molybdenum, 0.01 part of carbon, 1 part of manganese, 0.1 part of copper, 1 part of silicon, 0.01 part of phosphorus, 0.01 part of sulfur and 30 parts of iron; the stainless steel of the embodiment passes the test of 3600 hours by the field experiment of salt spray corrosion.

The two housings 1 and the arm 2 of the palm section of the present embodiment are stamped from stainless steel.

In step (5) described in this embodiment, the area where the semi-finished product is used is subjected to sand blasting.

The embodiment performs the step (2) and the step (3) at the same time to improve the working efficiency.

When the disposable glove mold prepared by the invention is used, only one-time baking is carried out by the oven, electric energy is adopted for supplying heat, the problems of energy consumption and great pollution caused by using a boiler are avoided, the cooling process is not needed in the final process, the production efficiency is greatly improved, the efficiency is improved by 60%, the energy consumption is reduced by 50%, the service life is more than 5 years, and the application range is wide.

Example 2:

the glove mold according to the present embodiment has a main body structure substantially the same as that of embodiment 1; the manufacturing process of the glove mold is basically the same as that of the embodiment 1, and the difference is that: each shell comprises fingers 101 and a palm 102, and the fingers 101 and the palm 102 are formed by pressing and then combining and welding; the arm part comprises a wrist 201 and an arm 202, and the wrist 201 and the arm 202 are formed by pressing and then combining and welding. The palm part and the arm part 2 are pressed in a sectional mode, the area is small, and deformation is not easy to occur.

Example 3:

the glove mold according to the present embodiment has the same main structure as that of embodiment 1; the manufacturing process of the glove mold is basically the same as that of the embodiment 1, and the difference is that: the stainless steel comprises the following raw materials in parts by weight: 10 parts of nickel, 15 parts of chromium, 3 parts of molybdenum, 0.02 part of carbon, 1 part of manganese, 0.2 part of copper, 1-part of silicon, 0.02 part of phosphorus, 0.02 part of sulfur and 40 parts of iron.

Example 4:

the glove mold according to the present embodiment has the same main structure as that of embodiment 1; the manufacturing process of the glove mold is basically the same as that of the embodiment 1, and the difference is that: the stainless steel comprises the following raw materials in parts by weight: 20 parts of nickel, 22 parts of chromium, 5 parts of molybdenum, 0.04 part of carbon, 2 parts of manganese, 0.3 part of copper, 2 parts of silicon, 0.04 part of phosphorus, 0.04 part of sulfur and 60 parts of iron.

Example 5:

the glove mold according to the present embodiment has the same main structure as that of embodiment 1; the manufacturing process of the glove mold is basically the same as that of the embodiment 1, and the difference is that: the stainless steel comprises the following raw materials in parts by weight: 0.001 part of nickel, 0.001 part of chromium, 0.001 part of molybdenum, 0.001 part of carbon, 0.1 part of manganese, 0.001 part of copper, 0.1 part of silicon, 0.01 part of phosphorus, 0.01 part of sulfur and 30 parts of iron.

Example 6:

the glove mold according to the present embodiment has the same main structure as that of embodiment 1; the manufacturing process of the glove mold is basically the same as that of the embodiment 1, and the difference is that: the stainless steel comprises the following raw materials in parts by weight: 30 parts of nickel, 30 parts of chromium, 8 parts of molybdenum, 0.05 part of carbon, 5 parts of manganese, 5 parts of copper, 2 parts of silicon, 0.1 part of phosphorus, 0.1 part of sulfur and 80 parts of iron.

Example 7:

the glove mold according to the present embodiment has the same main structure as that of embodiment 1; the manufacturing process of the glove mold is basically the same as that of the embodiment 1, and the difference is that: the two shells 1 and the arms 2 of the palm section are cast from stainless steel.

Comparative example 1:

the glove mold related to the comparative example has the same main body structure as that of the glove mold in example 1; the manufacturing process of the glove mold is basically the same as that of the embodiment 1, and the difference is that: the stainless steel comprises the following raw materials in parts by weight: 3 parts of nickel, 10 parts of chromium, 1 part of molybdenum, 0.01 part of carbon, 1 part of manganese, 0.1 part of copper, 1 part of silicon, 0.01 part of phosphorus, 0.01 part of sulfur and 30 parts of iron.

Comparative example 2:

the glove mold related to the comparative example has the same main body structure as that of the glove mold in example 1; the manufacturing process of the glove mold is basically the same as that of the embodiment 1, and the difference is that: the stainless steel comprises the following raw materials in parts by weight: 5 parts of nickel, 8 parts of chromium, 1 part of molybdenum, 0.01 part of carbon, 1 part of manganese, 0.1 part of copper, 1 part of silicon, 0.01 part of phosphorus, 0.01 part of sulfur and 30 parts of iron.

Comparative example 3:

the glove mold related to the comparative example has the same main body structure as that of the glove mold in example 1; the manufacturing process of the glove mold is basically the same as that of the embodiment 1, and the difference is that: the stainless steel comprises the following raw materials in parts by weight: 5 parts of nickel, 10 parts of chromium, 0.2 part of molybdenum, 0.01 part of carbon, 1 part of manganese, 0.1 part of copper, 1 part of silicon, 0.01 part of phosphorus, 0.01 part of sulfur and 30 parts of iron.

Comparative example 4:

the glove mold related to the comparative example has the same main body structure as that of the glove mold in example 1; the manufacturing process of the glove mold is basically the same as that of the embodiment 1, and the difference is that: the stainless steel comprises the following raw materials in parts by weight: 5 parts of nickel, 10 parts of chromium, 1 part of molybdenum, 0.01 part of carbon, 0.8 part of manganese, 7 parts of copper, 0.8 part of silicon, 0.01 part of phosphorus, 0.01 part of sulfur and 20 parts of iron.

And (3) performance testing: the mechanical and physical properties of the glove molds prepared in examples 1 to 7 and comparative examples 1 to 4 were measured according to the present invention, and the results are shown in table 1:

table 1:

as can be seen from Table 1, examples 1 to 7 have better physical properties, particularly much higher corrosion resistance, than comparative examples 1 to 4, as compared with comparative examples 1 to 4. It can be seen from comparative examples 1 to 4 that the corrosion resistance of the present invention is seriously affected by changing the composition or decreasing the composition of the stainless steel of the present invention, particularly the composition of nickel, chromium, molybdenum. The components of the stainless steel material are cooperatively matched, so that the prepared glove mold has the acid and alkali resistance, the prepared mold does not need a coating, has the characteristics of high strength, high heat conduction speed and long service life, and has better toughness and corrosion resistance.

The above embodiments are only specific examples of the present invention, and the protection scope of the present invention includes but is not limited to the product forms and styles of the above embodiments, and any suitable changes or modifications made by those skilled in the art according to the claims of the present invention shall fall within the protection scope of the present invention.