CN114669977A - New crown vaccine film-coated bottle stopper vulcanization mold and manufacturing method - Google Patents
New crown vaccine film-coated bottle stopper vulcanization mold and manufacturing method Download PDFInfo
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- CN114669977A CN114669977A CN202210459735.5A CN202210459735A CN114669977A CN 114669977 A CN114669977 A CN 114669977A CN 202210459735 A CN202210459735 A CN 202210459735A CN 114669977 A CN114669977 A CN 114669977A
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- hole
- blade
- bottle stopper
- vulcanization mold
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C33/00—Moulds or cores; Details thereof or accessories therefor
- B29C33/38—Moulds or cores; Details thereof or accessories therefor characterised by the material or the manufacturing process
- B29C33/3842—Manufacturing moulds, e.g. shaping the mould surface by machining
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23P—METAL-WORKING NOT OTHERWISE PROVIDED FOR; COMBINED OPERATIONS; UNIVERSAL MACHINE TOOLS
- B23P15/00—Making specific metal objects by operations not covered by a single other subclass or a group in this subclass
- B23P15/24—Making specific metal objects by operations not covered by a single other subclass or a group in this subclass dies
Abstract
The vulcanization mold comprises a lower template, wherein the lower template is provided with a plurality of cavities, the cavities are of a through hole structure, each cavity comprises a first hole positioned on the upper side surface of the lower template and a second hole positioned on the lower side surface, and through holes are formed between the first holes and the second holes for communication; the first hole, the second hole and the through hole are coaxial. The core die is placed in the first hole, the fastener penetrates through the second hole and is screwed and fixed with the core die through the through hole, the lower die plate is universal, the inventory of the lower die plate is reduced, and the production cost is reduced. During manufacturing, the template material is subjected to heat treatment firstly, the positioning hole is drilled in the heat-treated template material, the through hole is drilled in the template material with the positioning hole, the forming drill is used for machining the second hole of the cavity, then the forming drill is used for machining the bottom hole of the first hole of the cavity, machining allowance is reserved, then the special-angle grooving blade is used for performing finish machining on the bottom hole of the first hole, machining efficiency is high, and machining precision is high.
Description
Technical Field
The invention relates to the technical field of rubber vulcanization mold processing, in particular to a novel crown vaccine film-coated bottle stopper vulcanization mold and a manufacturing method thereof.
Background
With the successful development of vaccine products, film-coated bottle plug products for packaging are urgently needed, a film-coated bottle plug vulcanizing mold is needed for production of the film-coated bottle plug, and in the manufacturing process of the mold, particularly the manufacturing process of a vulcanized lower template, because the number of stations of the vulcanized lower template is large, a very hard metal deposit is formed on a cutting edge of a rake face in the processing process of the template, and the hardness of the metal deposit is more than 2.5 times higher than that of a processed workpiece; the accumulated chip can repeatedly extrude the front cutter face and the rear cutter face, so that the abrasion of the cutter is accelerated; the roughness of the processed surface is increased; the accumulated chip lumps extend out of the front end of the front cutting edge and can affect the cutting depth, so that the machining precision of a workpiece is affected, the cutting quality is directly affected, the accumulated chip lumps cause too large load at the cutting edge of the cutter, the cutter is broken, the machined surface is damaged, and the machining efficiency is affected.
Disclosure of Invention
The technical problem to be solved by the invention is as follows: the problem existing in the background technology is solved, and the novel crown vaccine film-coated bottle stopper vulcanization mold convenient to produce and process and the method for manufacturing the mold are provided.
In order to achieve the technical features, the invention is realized as follows: the vulcanization mold for the membrane-covered bottle stopper of the neocoronal vaccine comprises a lower template, wherein the lower template is provided with a plurality of cavities, the cavities are of a through hole structure, each cavity comprises a first hole and a second hole, the first hole is located on the upper side face of the lower template, the second hole is located on the lower side face of the lower template, and through holes are formed between the first hole and the second hole and communicated with each other; the first hole, the second hole and the through hole are coaxial.
And a first chamfer is arranged at the joint of the through hole and the first hole.
And a second chamfer is arranged on the lower side surfaces of the second hole and the lower template.
The cavities are arranged in a matrix.
The lower template is provided with a dividing line for dividing the cavity into a plurality of areas.
A manufacturing method of a vulcanization mold for a new crown vaccine film-coated bottle stopper comprises the following steps:
s1, hardening and tempering: carrying out heat treatment on the template material, and carrying out hardness quenching and tempering treatment to HRC38 +/-1 degrees;
s2, positioning: drilling a positioning hole on the template material by using a positioning drill;
s3, drilling: drilling a through hole in the template material with the drilled positioning hole;
s4, sinking the platform: processing a second hole of the cavity by using a forming drill;
s5, rough drilling: processing a bottom hole of a first hole of the cavity by using a forming drill, and reserving a processing allowance;
s6, fine machining: performing finish machining on the bottom hole of the first hole; the grooving blade is adopted during fine machining, the front angle of the blade is 6 degrees, the rear angle of the blade is 7 degrees, the main deflection angle of the blade is 95 degrees, the auxiliary deflection angle of the blade is 4 degrees, the blade edge inclination angle is-5.5 degrees, the auxiliary rear angle of the blade is 7 degrees, and the circular arc radius of the tool nose of the blade is 0.2 mm.
And a chamfering process is further arranged between the step 4 and the step 5, a second chamfer is processed by adopting a drill bit integrated chamfering sleeve, and a chamfering blade is arranged on the chamfering sleeve and is replaceable.
And the processing from the step 2 to the step 5 adopts a W5Mo5Cr4V2 high-speed steel cutter.
And 6, during processing, the rotating speed of the main shaft is 95mm/min, the cutting depth is 0.1mm, and the feeding amount during processing is 0.1 mm/r.
The blade in the step 6 is made of TiC10 material.
The invention has the following beneficial effects:
1. the die cavity comprises a first hole positioned on the upper side surface of the lower template and a second hole positioned on the lower side surface, and a through hole is formed between the first hole and the second hole for communication; the first hole, the second hole and the through hole are coaxial. The core mould can be placed in the first hole, and the fastener passes through the second hole and is screwed and fixed with the core mould thread through the through hole, so that when producing bottle stoppers of different models, only the corresponding core mould needs to be replaced, the universal lower template can be produced in batches, the production and the processing are convenient, the stock of the lower template can be reduced, and the production cost is reduced.
2. The grooving blade is adopted during fine machining, the front angle of the blade is 6 degrees, the back angle of the blade is 7 degrees, the main deflection angle of the blade is 95 degrees, the auxiliary deflection angle of the blade is 4 degrees, the blade edge inclination angle is-5.5 degrees, the auxiliary back angle of the blade is 7 degrees, the circular arc radius of the tool tip of the blade is 0.2mm, the formation of accumulated scraps is avoided, the machining quality of a fine machining tool is improved, and the machining efficiency is further improved.
3. The material of the cutter is changed according to the abrasion condition of the cutter, the wear-resistant, high-temperature-resistant and impact-resistant coating is added on the surface of the cutter, the internal stress of the material is reduced through heat treatment, and the processing performance is improved.
Drawings
FIG. 1 is a schematic top view of the present invention.
FIG. 2 is a schematic view of a front view of a partial cross-sectional structure of the present invention.
Fig. 3 is an enlarged schematic view of a portion a in fig. 2.
Fig. 4 is a schematic structural view of the cavity after installation of the core mold.
FIG. 5 is a schematic diagram of a structure of a dividing line according to the present invention.
In the figure, a lower template 10, a dividing line 11, a cavity 20, a first hole 21, a second hole 22, a through hole 23, a first chamfer 24, a second chamfer 25, a core die 30 and a fastener 40.
Detailed Description
Embodiments of the present invention will be further described with reference to the accompanying drawings.
Referring to fig. 1-5, a vulcanization mold for a membrane-covered bottle stopper of a new crown vaccine comprises a lower template 10, wherein the lower template 10 is provided with a plurality of cavities 20, the cavities 20 are of a through hole structure, each cavity 20 comprises a first hole 21 located on the upper side surface of the lower template 10 and a second hole 22 located on the lower side surface, and through holes 23 are formed between the first hole 21 and the second hole 22 for communication; the first hole 21, the second hole 22 and the through hole 23 are coaxial. Through the structure, the core mould 30 can be placed in the first hole 21, and the fastener 40 passes through the second hole 22 and is screwed and fixed with the core mould 30 together with the through hole 23, so that when producing bottle stoppers of different models, only the corresponding core mould 30 needs to be replaced, the universal lower template 10 can be produced in batches, the production and the processing are convenient, the stock of the lower template 10 can be reduced, and the production cost is reduced. In production, two sets of lower templates 10 can be prepared, one set is used for production, and the other set can be used for replacing the core mold 30 corresponding to the next batch of bottle stoppers for standby, so that the production efficiency is improved.
In a preferred scheme, a first chamfer 24 is arranged at the joint of the through hole 23 and the first hole 21, so that burrs at the internal thread of the mold core 30 matched with the first chamfer are avoided, and the matching degree is better.
In a preferred embodiment, the second hole 22 and the lower side surface of the lower template 10 are provided with a second chamfer 25 to facilitate the insertion of the fastener 40 and prevent hand injury. Preferably, the fastener 40 is a socket head cap screw.
In a preferred embodiment, referring to fig. 1 and 5, the cavities 20 are arranged in a matrix, so that more cavities 20 are provided, and the production efficiency is improved.
In a preferred embodiment, referring to fig. 5, the lower mold plate 10 is provided with a dividing line 11 dividing the cavity 20 into a plurality of regions. The dividing line 11 may be a groove formed in the lower die plate 10 or may be an upwardly extending flange. When the core mold is replaced, different core molds can be replaced through different partition areas to produce different bottle stoppers, and the bottle stopper is suitable for small-batch multi-specification production working conditions.
A manufacturing method of a vulcanization mold of a new crown vaccine film-coated bottle stopper comprises the following steps:
s1, hardening and tempering: carrying out heat treatment on the template material, and carrying out hardness quenching and tempering treatment to HRC38 +/-1 degrees; the quenching and tempering can adjust the performance and the material quality of the steel to a great extent, and the steel has better strength, plasticity and toughness and good comprehensive mechanical properties. Meanwhile, the internal stress of the steel is eliminated by quenching and tempering, and the comprehensive performance of the steel is improved.
S2, positioning: the die plate material adopts the location drill bit to bore the locating hole, and the location is accurate, and machining efficiency is high.
S3, drilling: and (3) drilling a through hole 23 for the template material with the drilled positioning hole, wherein a G81 or G01 macro code programming command is selected when the through hole 23 is drilled.
S4, sinking the platform: machining a second hole 22 of the cavity 20 by using a forming drill;
s5, rough drilling: and (3) processing a bottom hole of the first hole 21 of the cavity 20 by using a forming drill, and reserving a processing allowance, preferably, reserving a finish machining allowance of 0.1 mm.
S6, fine machining: finish machining the bottom hole of the first hole 21; the grooving blade is adopted during fine machining, the front angle of the blade is 6 degrees, the rear angle of the blade is 7 degrees, the main deflection angle of the blade is 95 degrees, the auxiliary deflection angle of the blade is 4 degrees, the blade edge inclination angle is-5.5 degrees, the auxiliary rear angle of the blade is 7 degrees, and the circular arc radius of the tool nose of the blade is 0.2 mm. Because a very hard metal deposit is formed on the cutting edge of the front cutter surface in the machining process, the hardness of the metal deposit is more than 2.5 times higher than that of a workpiece to be machined, and accumulated bits and lumps can repeatedly extrude the front cutter surface and the rear cutter surface, so that the abrasion of the cutter is accelerated; the increase is by processing surface roughness, and accumulated chip mound stretches out preceding cutting edge front end, can influence depth of cut to influence the machining precision of work piece, direct influence cutting quality, accumulated chip mound too much can cause cutter blade department load too big, arouses tipping or cutter fracture, leads to the machined surface damage, thereby influences machining efficiency. After the blade is adopted, the formation of accumulated scraps is avoided, the machining quality of a finish machining tool is improved, and the machining efficiency is further improved.
And a chamfering process is also arranged between the step 4 and the step 5, a second chamfer 25 is processed by adopting a drill bit integrated chamfering sleeve, and a chamfering blade is arranged on the chamfering sleeve and is replaceable. The processing is convenient, and the chamfering is finished in sequence. The chamfering blade is replaceable, and chamfering with various requirements is convenient to process. In addition, the drilling mode of drilling and alloy chamfering integration can be adopted during drilling.
The processing of the steps 2 to 5 adopts a W5Mo5Cr4V2 high-speed steel cutter, so that the cutter has higher strength, better wear resistance and toughness and further improved use efficiency.
And 6, during processing, the rotating speed of the main shaft is 95mm/min, the cutting depth is 0.1mm, and the feeding amount during processing is 0.1 mm/r. 95mm/min is the cutting linear velocity of the machine tool, and under the rotating speed, on the premise of ensuring the smooth and flat processing surface, the processing efficiency is high.
In the step 6, the blade is made of TiC10 material. The TiC coating has high hardness and wear resistance and good oxidation resistance, can generate a titanium oxide film during cutting, reduce friction factors and reduce cutter wear, generally improves the cutting speed by about 40 percent, has high bonding temperature of TiC and steel, has fine surface grains, generates few built-up edges during cutting, and is suitable for finish turning.
The working process and principle of the invention are as follows:
the core mold 30 is placed in the first hole 21 of the lower template 10, the fastener 40 is a socket head cap screw, and the second hole 22 and the through hole 23 are penetrated and screwed with the core mold 30. When producing bottle stoppers of different models, only the corresponding core mold 30 needs to be replaced, and the lower template 10 is universal. In production, two or more sets of the lower template 10 can be prepared, one set is used for production, and the core moulds 30 corresponding to the next batch of bottle stoppers can be replaced for standby. During manufacturing, firstly, the template material is subjected to heat treatment, the hardness is quenched and tempered to HRC38 +/-1 degrees, the quenched and tempered template material is subjected to positioning drill for drilling a positioning hole, the template material with the drilled positioning hole is subjected to through hole drilling 23, the second hole 22 of the cavity 20 is processed by a forming drill, then the bottom hole of the first hole 21 of the cavity 20 is processed by the forming drill, a machining allowance is reserved, and then the bottom hole of the first hole 21 is subjected to finish machining by a grooving blade.
Claims (10)
1. The utility model provides a new hat bacterin tectorial membrane bottle plug vulcanizes mould, includes lower bolster (10), and lower bolster (10) are equipped with a plurality of die cavities (20), its characterized in that: the die cavity (20) is of a through hole structure, the die cavity (20) comprises a first hole (21) located on the upper side face of the lower template (10) and a second hole (22) located on the lower side face, and a through hole (23) is formed between the first hole (21) and the second hole (22) to be communicated; the first hole (21), the second hole (22) and the through hole (23) are coaxial.
2. The vulcanization mold for the membrane-covered bottle stopper of the new crown vaccine according to claim 1, characterized in that: and a first chamfer (24) is arranged at the joint of the through hole (23) and the first hole (21).
3. The vulcanization mold for the membrane-covered bottle stopper of the new crown vaccine according to claim 1, characterized in that: and a second chamfer (25) is arranged on the lower side surfaces of the second hole (22) and the lower template (10).
4. The vulcanization mold for the membrane-covered bottle stopper of the new crown vaccine according to claim 1, characterized in that: the cavities (20) are arranged in a matrix.
5. The vulcanization mold for the membrane-covered bottle stopper of the new crown vaccine according to claim 1, characterized in that: the lower template (10) is provided with a dividing line (11) for dividing the cavity (20) into a plurality of areas.
6. The manufacturing method of the vulcanization mold for the membrane-covered bottle stopper of the new crown vaccine according to claim 1, characterized by comprising the following steps: the method comprises the following steps:
s1, hardening and tempering: carrying out heat treatment on the die plate material, and carrying out hardness tempering treatment to HRC38 +/-1 degrees;
s2, positioning: drilling a positioning hole on the template material by using a positioning drill;
s3, drilling: drilling a through hole (23) for the template material with the drilled positioning hole;
s4, sinking the platform: processing a second hole (22) of the cavity (20) by using a forming drill;
s5, rough drilling: processing a bottom hole of a first hole (21) of the cavity (20) by using a forming drill, and reserving a processing allowance;
s6, fine machining: finishing the bottom hole of the first hole (21); the grooving blade is adopted during fine machining, the front angle of the blade is 6 degrees, the rear angle of the blade is 7 degrees, the main deflection angle of the blade is 95 degrees, the auxiliary deflection angle of the blade is 4 degrees, the blade edge inclination angle is-5.5 degrees, the auxiliary rear angle of the blade is 7 degrees, and the circular arc radius of the tool nose of the blade is 0.2 mm.
7. The manufacturing method of the vulcanization mould for the bottle stopper of the new crown vaccine film according to claim 6, characterized in that: and a chamfering process is also arranged between the step 4 and the step 5, a second chamfer (25) is processed by adopting a drill bit integrated chamfering sleeve, and a chamfering blade is arranged on the chamfering sleeve and is replaceable.
8. The manufacturing method of the vulcanization mold for the membrane-covered bottle stopper of the new crown vaccine according to claim 6 or 7, characterized in that: and the processing from the step 2 to the step 5 adopts a W5Mo5Cr4V2 high-speed steel cutter.
9. The manufacturing method of the vulcanization mold for the membrane-covered bottle stopper of the new crown vaccine according to claim 6, characterized in that: and 6, during processing, the rotating speed of the main shaft is 95mm/min, the cutting depth is 0.1mm, and the feeding amount during processing is 0.1 mm/r.
10. The manufacturing method of the vulcanization mold for the membrane-covered bottle stopper of the new crown vaccine according to claim 6, characterized in that: the blade in the step 6 is made of TiC10 material.
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CN202210459735.5A CN114669977B (en) | 2022-04-28 | 2022-04-28 | Vaccine tectorial membrane bottle stopper vulcanization mold and manufacturing method |
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CN202210459735.5A CN114669977B (en) | 2022-04-28 | 2022-04-28 | Vaccine tectorial membrane bottle stopper vulcanization mold and manufacturing method |
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CN1872472A (en) * | 2006-06-30 | 2006-12-06 | 重庆长安汽车股份有限公司 | Dedicated reamer made from magnesium alloy for cabinet of speed changer |
US20070190197A1 (en) * | 2006-02-10 | 2007-08-16 | Hon Hai Precision Industry Co., Ltd. | Mold with movable core insert |
CN203438452U (en) * | 2013-08-26 | 2014-02-19 | 湖北航天三江红林机电科技有限公司 | Split type forming mold for needle tube rubber plug |
CN203485334U (en) * | 2013-08-06 | 2014-03-19 | 湖北航天三江红林机电科技有限公司 | Correcting device of medical rubber stopper moulding die |
CN103785882A (en) * | 2012-10-31 | 2014-05-14 | 梁景波 | Automobile die round hole chamfer bit |
CN206501319U (en) * | 2017-02-20 | 2017-09-19 | 重庆市均利汽车配件有限公司 | A kind of vulcanization of rubber mould |
CN111216286A (en) * | 2019-12-05 | 2020-06-02 | 北京化工大学 | Exempt from pneumatic tire mould of removable mandrel |
CN113334037A (en) * | 2021-06-07 | 2021-09-03 | 江苏展志金属科技有限公司 | Machining process of movable template in metal mold frame |
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2022
- 2022-04-28 CN CN202210459735.5A patent/CN114669977B/en active Active
Patent Citations (8)
Publication number | Priority date | Publication date | Assignee | Title |
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US20070190197A1 (en) * | 2006-02-10 | 2007-08-16 | Hon Hai Precision Industry Co., Ltd. | Mold with movable core insert |
CN1872472A (en) * | 2006-06-30 | 2006-12-06 | 重庆长安汽车股份有限公司 | Dedicated reamer made from magnesium alloy for cabinet of speed changer |
CN103785882A (en) * | 2012-10-31 | 2014-05-14 | 梁景波 | Automobile die round hole chamfer bit |
CN203485334U (en) * | 2013-08-06 | 2014-03-19 | 湖北航天三江红林机电科技有限公司 | Correcting device of medical rubber stopper moulding die |
CN203438452U (en) * | 2013-08-26 | 2014-02-19 | 湖北航天三江红林机电科技有限公司 | Split type forming mold for needle tube rubber plug |
CN206501319U (en) * | 2017-02-20 | 2017-09-19 | 重庆市均利汽车配件有限公司 | A kind of vulcanization of rubber mould |
CN111216286A (en) * | 2019-12-05 | 2020-06-02 | 北京化工大学 | Exempt from pneumatic tire mould of removable mandrel |
CN113334037A (en) * | 2021-06-07 | 2021-09-03 | 江苏展志金属科技有限公司 | Machining process of movable template in metal mold frame |
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