CN114669977B - Vaccine tectorial membrane bottle stopper vulcanization mold and manufacturing method - Google Patents
Vaccine tectorial membrane bottle stopper vulcanization mold and manufacturing method Download PDFInfo
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- CN114669977B CN114669977B CN202210459735.5A CN202210459735A CN114669977B CN 114669977 B CN114669977 B CN 114669977B CN 202210459735 A CN202210459735 A CN 202210459735A CN 114669977 B CN114669977 B CN 114669977B
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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
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Abstract
The vaccine tectorial membrane bottle stopper vulcanizing mold comprises a lower mold plate, wherein the lower mold plate is provided with a plurality of mold cavities, the mold cavities are of through hole structures, each mold cavity comprises a first hole positioned on the upper side surface of the lower mold plate 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 mould is placed in the first hole, the fastener passes through the second hole and the through hole to be screwed with the core mould for fixing, and the lower mould plate is universal, so that the stock quantity of the lower mould plate is reduced, and the production cost is reduced. During manufacturing, heat treatment is carried out on the template material, positioning holes are drilled on the template material after heat treatment, through holes are drilled on the template material with the positioning holes drilled, a second hole of a cavity is drilled through molding, then a bottom hole of a first hole of the cavity is drilled through molding, machining allowance is reserved, and then a special angle slotting blade is adopted to finish the bottom hole of the first hole, so that the machining efficiency is high and the machining precision is high.
Description
Technical Field
The invention relates to the technical field of rubber vulcanization mold processing, in particular to a vaccine tectorial membrane bottle stopper vulcanization mold and a manufacturing method thereof.
Background
With successful development of vaccine products, film-covered bottle plug products for packaging are urgently needed, film-covered bottle plug vulcanization molds are needed for producing film-covered bottle plug products, and in the manufacturing process of the molds, particularly in the manufacturing process of vulcanization lower templates, as the number of stations of the vulcanization lower templates is large, a very hard metal accumulation is formed on the cutting edge of the front knife face in the processing process of the templates, and the hardness of the metal accumulation is more than 2.5 times higher than that of a processed workpiece; the accumulated hems repeatedly squeeze the front cutter surface and the rear cutter surface, so that the abrasion of the cutter is accelerated; increasing the roughness of the processed surface; the accumulated chip tumor stretches out the front end of the front cutting edge and can influence the cutting depth, so that the machining precision of a workpiece is influenced, the cutting quality is directly influenced, excessive accumulated chip tumor can cause excessive load at the cutting edge of a cutter, tipping or cutter breakage is caused, the machined surface is damaged, and the machining efficiency is influenced.
Disclosure of Invention
The invention aims to solve the technical problems that: solves the problems in the prior art and provides a vaccine coated bottle stopper vulcanizing mold convenient for production and processing and a method for manufacturing the mold.
In order to achieve the technical characteristics, the aim of the invention is realized in the following way: the vaccine tectorial membrane bottle plug vulcanization mold comprises a lower mold plate, wherein the lower mold plate is provided with a plurality of mold cavities, the mold cavities are of through hole structures, each mold cavity comprises a first hole positioned on the upper side surface of the lower mold plate 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 through hole is provided with a first chamfer with the first hole and the joint.
And a second chamfer is arranged on the lower side surface of the second hole and the lower template.
The cavities are arranged in a matrix.
The lower die plate is provided with dividing lines for dividing the die cavity into a plurality of areas.
A manufacturing method of a vaccine tectorial membrane bottle stopper vulcanization mold comprises the following steps:
s1, tempering: carrying out heat treatment on the template material, and carrying out hardening and tempering treatment until the hardness reaches HRC 38+/-1;
s2, positioning: positioning holes are drilled on the template material by positioning drills;
s3, drilling: drilling a through hole on the template material with the positioning hole drilled;
s4, a sinking platform: machining a second hole of the cavity by adopting a forming drill;
s5, coarse drilling: forming a bottom hole of a first hole of a machining cavity by adopting a forming drill, and reserving machining allowance;
s6, finish machining: finish machining is carried out on the bottom hole of the first hole; the grooving blade is adopted in the finish machining, the front angle of the blade is 6 degrees, the rear angle 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 dip angle is-5.5 degrees, the auxiliary rear angle of the blade is 7 degrees, and the arc radius of the blade tip is 0.2mm.
And a chamfering procedure is further arranged between the step 4 and the step 5, a drill bit integrated chamfering sleeve is adopted for processing a second chamfer, a chamfering blade is arranged on the chamfering sleeve, and the chamfering blade is replaceable.
And the processing of the steps 2 to 5 adopts a W5Mo5Cr4V2 high-speed steel cutter.
And during the processing in the step 6, the rotating speed of the main shaft is 95mm/min, the cutting depth is 0.1mm, and the feeding amount during the processing is 0.1mm/r.
In the step 6, tiC10 material is adopted for the blade.
The invention has the following beneficial effects:
1. the cavity comprises a first hole positioned on the upper side surface of the lower die plate and a second hole positioned on the lower side surface, and a through hole is arranged 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 second hole and through-hole and core mould screw thread and connects soon fixedly, consequently, when the bottle plug of different models is produced, only need change corresponding core mould can, general lower bolster can batch production, the production and processing of being convenient for to can reduce lower bolster stock, manufacturing cost has been reduced.
2. The grooving blade is adopted during finish machining, the front angle of the blade is 6 degrees, the rear angle 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 inclination angle is-5.5 degrees, the auxiliary rear angle of the blade is 7 degrees, the arc radius of the blade tip is 0.2mm, the formation of built-up bits is avoided, the machining quality of the finish machining tool is improved, and the machining efficiency is further improved.
3. The wear-resistant high-temperature-resistant impact-resistant coating is added on the surface of the cutter according to the abrasion condition of the cutter, the internal stress of the material is reduced by 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 the present invention in front view partially in section.
Fig. 3 is an enlarged schematic view of the structure at a in fig. 2.
Fig. 4 is a schematic view of the structure of the cavity after the core mold is installed.
FIG. 5 is a schematic view of the structure of the present invention with dividing lines.
In the drawing, a lower die plate 10, a parting 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 vaccine coated bottle stopper 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 positioned on the upper side surface of the lower template 10 and a second hole 22 positioned on the lower side surface, and through holes 23 are formed between the first holes 21 and the second holes 22 and communicated with each other; the first hole 21, the second hole 22 and the through hole 23 are concentric. Through the structure, the core mold 30 can be placed in the first hole 21, and the fastener 40 passes through the second hole 22 and the through hole 23 to be screwed and fixed with the core mold 30, so that when bottle plugs of different models are produced, only the corresponding core mold 30 is required to be replaced, the universal lower die plate 10 can be produced in batches, the production and the processing are convenient, the stock quantity of the lower die plate 10 can be reduced, and the production cost is reduced. In production, the lower template 10 can be prepared into two sets, one set is used for production, and the other set can replace the core mould 30 corresponding to the bottle stopper of the next batch for standby, so that the production efficiency is improved.
In a preferred scheme, the 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 matched mandrel 30 are avoided, and the matching degree is better.
In a preferred embodiment, the second hole 22 and the underside of the lower die plate 10 are provided with a second chamfer 25 to facilitate placement of the fastener 40 and prevent injury to the hand. 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 as to provide more cavities 20 and improve the production efficiency.
In a preferred embodiment, referring to fig. 5, the lower mold plate 10 is provided with dividing lines 11 to divide the cavity 20 into a plurality of areas. The parting 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 dividing areas, different bottle stoppers can be produced, and the method is suitable for small-batch multi-specification production conditions.
A method for manufacturing a vulcanization mold for a vaccine coated bottle stopper, comprising the steps of:
s1, tempering: carrying out heat treatment on the template material, and carrying out hardening and tempering treatment until the hardness reaches HRC 38+/-1; the quality of the steel can be greatly adjusted by tempering, the strength, the plasticity and the toughness of the steel are good, and the steel has good comprehensive mechanical properties. And meanwhile, the internal stress of the steel is eliminated by quenching and tempering, and the comprehensive performance of the steel is improved.
S2, positioning: positioning drill bits are used for drilling positioning holes on the template materials, positioning is accurate, and machining efficiency is high.
S3, drilling: and (3) drilling a through hole 23 on the template material with the positioning holes, and selecting G81 or G01 macro code programming commands when drilling the through hole 23.
S4, a sinking platform: machining a second hole 22 of the cavity 20 using a forming drill;
s5, coarse drilling: and (3) adopting a forming drill to process a bottom hole of the first hole 21 of the die cavity 20, reserving machining allowance, preferably reserving finishing allowance by 0.1mm.
S6, finish machining: finishing the bottom hole of the first hole 21; the grooving blade is adopted in the finish machining, the front angle of the blade is 6 degrees, the rear angle 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 dip angle is-5.5 degrees, the auxiliary rear angle of the blade is 7 degrees, and the arc radius of the blade tip is 0.2mm. Because the cutting edge of the front cutter surface can form a very hard metal deposit in the processing process, the hardness of the metal deposit is more than 2.5 times higher than that of a processed workpiece, and the deposited chip can repeatedly squeeze the front cutter surface and the rear cutter surface, so that the abrasion of the cutter is accelerated; the surface roughness to be processed is increased, and accumulated chippings extend out of the front edge front end and can influence the cutting depth, so that the processing precision of a workpiece is influenced, the cutting quality is directly influenced, excessive accumulated chippings can cause overlarge load at the cutting edge of a cutter, tipping or cutter breakage is caused, the processed surface is damaged, and the processing efficiency is influenced. After the blade is adopted, the formation of accumulated scraps is avoided, the processing quality of the finish machining tool is improved, and the processing efficiency is further improved.
And a chamfering process is further arranged between the step 4 and the step 5, a drill bit integrated chamfering sleeve is adopted to process a second chamfer 25, a chamfering blade is arranged on the chamfering sleeve, and the chamfering blade is replaceable. The processing is convenient, and the chamfering is finished in sequence. The chamfering blade is replaceable, so that chamfering of various requirements can be conveniently processed. In addition, the integrated drilling mode of drilling addition Jin Daojiao can be adopted in the process of drilling.
The W5Mo5Cr4V2 high-speed steel cutter is adopted in the processing of the steps 2 to 5, so that the cutter strength is higher, the wear resistance and the toughness are better, and the service efficiency of the cutter is further improved.
And during the processing in the step 6, the rotating speed of the main shaft is 95mm/min, the cutting depth is 0.1mm, and the feeding amount during the processing is 0.1mm/r.95mm/min is the cutting linear speed of the machine tool, and under the condition of ensuring the smoothness and the flatness of the processing surface, the processing efficiency is high.
In the step 6, tiC10 material is adopted for the blade. The TiC coating has high hardness and wear resistance, good oxidation resistance, can generate a titanium oxide film during cutting, reduces friction factors, reduces cutter wear, can improve the general cutting speed by about 40 percent, has high bonding temperature of TiC and steel, has finer surface grains, generates little accumulated bits during cutting, and is suitable for finish turning.
The working process and principle of the invention are as follows:
the mandrel 30 is first placed in the first hole 21 of the lower die plate 10, and the fastener 40 is a hexagon socket head cap screw, and is screwed and fixed with the mandrel 30 through the second hole 22 and the through hole 23. When producing bottle plugs of different models, only the corresponding core mould 30 needs to be replaced, and the lower mould plate 10 is universal. In production, the lower mold plate 10 can be prepared into two or more sets, one set is used for production, and the rest can replace the core mold 30 corresponding to the bottle stopper of the next batch for standby. During manufacturing, firstly, heat treatment is carried out on the template material, the hardness is quenched and tempered to HRC 38+/-1, positioning holes are drilled on the quenched and tempered template material, through holes 23 are drilled on the template material with the positioning holes, the second holes 22 of the cavity 20 are formed by adopting forming drill, then the bottom holes of the first holes 21 of the cavity 20 are formed by adopting forming drill, machining allowance is reserved, and then the bottom holes of the first holes 21 are finished by adopting a grooving blade.
Claims (9)
1. A manufacturing method of a vaccine coated bottle stopper vulcanizing mold is used for manufacturing the vaccine coated bottle stopper vulcanizing mold and is characterized in that: the vaccine tectorial membrane bottle plug vulcanization mold comprises a lower mold plate (10), wherein the lower mold plate (10) is provided with a plurality of mold cavities (20), the mold cavities (20) are of through hole structures, each mold cavity (20) comprises a first hole (21) positioned on the upper side surface of the lower mold plate (10) and a second hole (22) positioned on the lower side surface, and through holes (23) are formed between the first holes (21) and the second holes (22) and are communicated; the first hole (21), the second hole (22) and the through hole (23) are coaxial;
the manufacturing method of the vaccine tectorial membrane bottle stopper vulcanizing mold comprises the following steps:
s1, tempering: carrying out heat treatment on the template material, and carrying out hardening and tempering treatment until the hardness reaches HRC 38+/-1;
s2, positioning: positioning holes are drilled on the template material by positioning drills;
s3, drilling: drilling a through hole (23) on the template material drilled with the positioning hole;
s4, a sinking platform: machining a second hole (22) of the cavity (20) by a forming drill;
s5, coarse drilling: forming a bottom hole of a first hole (21) of a drilling cavity (20), and reserving machining allowance;
s6, finish machining: finishing the bottom hole of the first hole (21); the grooving blade is adopted in the finish machining, the front angle of the blade is 6 degrees, the rear angle 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 dip angle is-5.5 degrees, the auxiliary rear angle of the blade is 7 degrees, and the arc radius of the blade tip is 0.2mm.
2. The method for manufacturing the vaccine coated bottle stopper vulcanizing mold according to claim 1, wherein: a first chamfer angle (24) is arranged at the joint of the through hole (23) and the first hole (21).
3. The method for manufacturing the vaccine coated bottle stopper vulcanizing mold according to claim 1, wherein: the second hole (22) and the lower side surface of the lower template (10) are provided with a second chamfer (25).
4. The method for manufacturing the vaccine coated bottle stopper vulcanizing mold according to claim 1, wherein: the cavities (20) are arranged in a matrix.
5. The method for manufacturing the vaccine coated bottle stopper vulcanizing mold according to claim 1, wherein: the lower die plate (10) is provided with a dividing line (11) for dividing the die cavity (20) into a plurality of areas.
6. The method for manufacturing the vaccine coated bottle stopper vulcanizing mold according to claim 1, wherein: and a chamfering process is further arranged between the S4 and the S5, a drill bit integrated chamfering sleeve is adopted to process a second chamfer (25), a chamfering blade is arranged on the chamfering sleeve, and the chamfering blade is replaceable.
7. The method of manufacturing a vulcanization mold for vaccine coated bottle stopper according to claim 1 or 6, characterized in that: the machining of S2 to S5 adopts a W5Mo5Cr4V2 high-speed steel cutter.
8. The method for manufacturing the vaccine coated bottle stopper vulcanizing mold according to claim 1, wherein: during S6 processing, the rotating speed of the main shaft is 95mm/min, the cutting depth is 0.1mm, and the feeding amount during processing is 0.1mm/r.
9. The method for manufacturing the vaccine coated bottle stopper vulcanizing mold according to claim 1, wherein: and in the step S6, the blade is made of TiC10 material.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210459735.5A CN114669977B (en) | 2022-04-28 | 2022-04-28 | Vaccine tectorial membrane bottle stopper vulcanization mold and manufacturing method |
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| Application Number | Priority Date | Filing Date | Title |
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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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| CN114669977B true CN114669977B (en) | 2023-07-11 |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN101015947B (en) * | 2006-02-10 | 2011-03-30 | 鸿富锦精密工业（深圳）有限公司 | Mould structure |
| CN100396413C (en) * | 2006-06-30 | 2008-06-25 | 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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