CN112936761A - Precision mold or injection molding process for in vitro diagnosis test card - Google Patents
Precision mold or injection molding process for in vitro diagnosis test card Download PDFInfo
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- CN112936761A CN112936761A CN202110074539.1A CN202110074539A CN112936761A CN 112936761 A CN112936761 A CN 112936761A CN 202110074539 A CN202110074539 A CN 202110074539A CN 112936761 A CN112936761 A CN 112936761A
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- injection molding
- mold
- mercury
- diagnostic test
- fixedly connected
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- 238000001746 injection moulding Methods 0.000 title claims abstract description 54
- 238000000338 in vitro Methods 0.000 title claims abstract description 24
- 238000012360 testing method Methods 0.000 title abstract description 42
- 238000003745 diagnosis Methods 0.000 title abstract description 22
- QSHDDOUJBYECFT-UHFFFAOYSA-N mercury Chemical compound [Hg] QSHDDOUJBYECFT-UHFFFAOYSA-N 0.000 claims abstract description 37
- 229910052753 mercury Inorganic materials 0.000 claims abstract description 37
- 229910052751 metal Inorganic materials 0.000 claims abstract description 13
- 239000002184 metal Substances 0.000 claims abstract description 13
- 229920003023 plastic Polymers 0.000 claims description 38
- 239000004033 plastic Substances 0.000 claims description 38
- 239000007788 liquid Substances 0.000 claims description 25
- 238000002405 diagnostic procedure Methods 0.000 claims description 12
- 238000001125 extrusion Methods 0.000 claims description 9
- 238000000034 method Methods 0.000 claims description 9
- 230000009471 action Effects 0.000 claims description 7
- 238000001816 cooling Methods 0.000 claims description 4
- 230000008569 process Effects 0.000 claims description 3
- 230000005389 magnetism Effects 0.000 claims description 2
- 230000000694 effects Effects 0.000 abstract description 11
- 238000005096 rolling process Methods 0.000 abstract description 4
- 238000007373 indentation Methods 0.000 description 6
- 238000004519 manufacturing process Methods 0.000 description 6
- 230000033001 locomotion Effects 0.000 description 5
- 238000000465 moulding Methods 0.000 description 4
- 230000001360 synchronised effect Effects 0.000 description 4
- 238000011161 development Methods 0.000 description 3
- 239000003814 drug Substances 0.000 description 3
- 230000007704 transition Effects 0.000 description 3
- 238000007689 inspection Methods 0.000 description 2
- 239000007858 starting material Substances 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 239000003153 chemical reaction reagent Substances 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000006806 disease prevention Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 230000005012 migration Effects 0.000 description 1
- 238000013508 migration Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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Classifications
-
- 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
- B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
- B29C45/17—Component parts, details or accessories; Auxiliary operations
- B29C45/26—Moulds
- B29C45/27—Sprue channels ; Runner channels or runner nozzles
- B29C45/30—Flow control means disposed within the sprue channel, e.g. "torpedo" construction
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- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Mechanical Engineering (AREA)
- Moulds For Moulding Plastics Or The Like (AREA)
- Injection Moulding Of Plastics Or The Like (AREA)
Abstract
The invention relates to the technical field of in-vitro diagnosis, and discloses a precision mold or an injection molding process for an in-vitro diagnosis test card, which comprises a mold, wherein an injection molding pipe is arranged on the right side of the mold, a hinge rod is arranged inside the injection molding pipe, a magnetic ball is fixedly connected to the surface of a metal block, a conductive plate is arranged on the right side of the magnetic ball, an engagement block is engaged and connected to the side surface of a conical shaft, a centrifugal rod is fixedly connected to one side of the engagement block, which is far away from the conical shaft, a driving wheel is slidably connected to the side surface of the centrifugal rod, a moving rolling ball is slidably connected to the bottom of the driving wheel, a linkage rod is fixedly connected to the side surface of the moving rolling ball, a magnetic plate is fixedly connected to the bottom of the. The precision mold or injection molding process for the in vitro diagnosis test card uses the mercury cavity and the conical shaft in a matching way, so that the effect of improving the size precision of the test card is achieved when the test card is produced.
Description
Technical Field
The invention relates to the technical field of in-vitro diagnosis, in particular to a precision mold or injection molding process for an in-vitro diagnosis test card.
Background
The in vitro diagnosis industry is generated along with the development of modern inspection medicine, in turn, the rapid development of the subjects such as inspection medicine, basic medicine and the like is driven, 2/3 in global medical decision is made based on diagnosis information at present, the diagnosis cost only accounts for 1% of the total medical cost, the further improvement of the disease prevention, diagnosis and treatment of the diagnosis technology has positive significance, and the diagnosis reagent industry also has wide development space.
The existing in vitro diagnosis test card needs to be subjected to injection molding through a mold when being produced, and the existing test card is subjected to injection molding production because molten plastic injected into the mold can be cooled and shrunk in the mold, so that the size of the formed test card is different, and the precision of the existing test card production mold is lower.
Disclosure of Invention
Technical problem to be solved
Aiming at the defects of the prior art, the invention provides a precision mold or an injection molding process for in vitro diagnosis test cards, which has the advantages of improving the dimensional precision of the test cards when the test cards are produced and the like, and solves the problem of lower production dimensional precision of the existing test cards.
(II) technical scheme
In order to achieve the purpose of improving the dimensional accuracy of the test card when the test card is produced, the invention provides the following technical scheme: an accurate mould for an external diagnosis test card comprises a mould, wherein an injection molding pipe is arranged on the right side of the mould, a hinge rod is arranged inside the injection molding pipe, an injection molding box is arranged at the top of the injection molding pipe, a mercury cavity is arranged inside the mould, a mercury plate is connected inside the mercury cavity in a sliding manner, a metal block is fixedly connected on the right side of the mercury plate through an insulating guide rod, a magnetic ball is fixedly connected on the surface of the metal block, a conductive plate is arranged on the right side of the magnetic ball, a liquid charging pipe is fixedly connected on the left side of the injection molding box, a conical shaft is arranged inside the liquid charging pipe, a meshing block is connected with the side surface of the conical shaft in a meshing manner, a centrifugal rod is fixedly connected on one side of the meshing block far away from the conical shaft, the side surface of the rolling ball centrifugal rod is connected with a driving wheel in a sliding manner, the bottom, the bottom fixedly connected with magnetic sheet of trace, the side sliding connection of magnetic sheet has the piece that bears the joint.
Preferably, the right side of mercury board is connected with the metal block through insulating guide rod, prevents the current leakage of current-conducting plate, causes the incident.
Preferably, the inside of the mercury chamber and the left side of the mercury plate are filled with liquid mercury, and the mercury plate is pressed as the mercury expands.
Preferably, a liquid pump is arranged on the left side of the conical shaft and rotates along with the conical shaft to pump out the plastic in the injection molding box.
Preferably, the side of action wheel is provided with the stripper plate, and connects through extrusion spring, keeps horizontal migration when the load action wheel removes, and can reset.
Preferably, a fixing plate is arranged on the side surface of the conical shaft and is rotatably connected with the conical shaft.
Preferably, the linkage rod is in an arc shape and penetrates through the side surface of the liquid charging pipe, so that the linkage rod is prevented from being blocked by the liquid charging pipe when moving.
Preferably, the magnetic plate and the magnetic ball have different magnetism, and initially reach an attraction point.
According to one of the claims, a process for producing a precision mold for in vitro diagnostic test cards is proposed, comprising the following method steps:
s1, firstly, carrying out mold closing treatment on the mold;
s2, aligning the injection molding pipe with an injection molding opening of the mold;
s3, starting the motor, rotating the hinge rod to fill the molten plastic in the injection molding box into the mold;
s4, observing the flow of the molten plastic in the injection molding box, and when the plastic in the injection molding box is not reduced, indicating that the cooling of the plastic in the mold is finished;
and S5, standing the die for a period of time, opening the die and taking out the cooled product.
(III) advantageous effects
Compared with the prior art, the invention provides a precision mold or injection molding process for an in vitro diagnosis test card, which has the following beneficial effects:
1. this a precision mold or injection molding process for external diagnosis test card uses through the cooperation of mercury chamber and conical shaft, when moulding plastics to the mould, the starter motor, and the hinge bar rotates and to fill inside the mould with the inside molten plastics of case of moulding plastics, and after accomplishing, the liquid filling pipe can continue to extrude the molten plastics and get into when the inside plastics of mould cools off to when having reached production test card, improved the effect of the size precision of test card.
2. This a precision mold or injection molding process for external diagnosis test card, cooperation through conical shaft and magnetic sheet is used, at the inside plastics of mould refrigerated in-process gradually, under the effect of magnetic force, the magnetic sheet can reset the removal left gradually, drive through the trace and remove spin synchronous motion, and remove the spin and can drive the action wheel and remove left, make the meshing diameter crescent of meshing piece and conical shaft, so the slew velocity of conical shaft reduces, the drawing liquid pump passes through the extrusion force of molten plastics to the inside molten plastics of mould and reduces gradually, avoid resulting in the indentation to appear between finished product test card by transition extrusion and the mould gap, thereby reached when improving test card size precision, prevent that the effect of indentation from appearing in the test card.
Drawings
FIG. 1 is a schematic cross-sectional view of the entire structure of the present invention;
FIG. 2 is a schematic cross-sectional view of a mercury chamber of the present invention;
FIG. 3 is a schematic cross-sectional view of a liquid filling tube according to the present invention;
FIG. 4 is an enlarged view of part A of the block diagram 3 according to the present invention.
In the figure: 1. a mold; 2. injection molding a tube; 3. a twisting rod; 4. injection molding a box; 5. a mercury chamber; 6. a mercury plate; 7. a magnetic ball; 8. a metal block; 9. a conductive plate; 10. a liquid filling pipe; 11. a tapered shaft; 12. an engagement block; 13. a centrifugal lever; 14. a driving wheel; 15. moving the rolling ball; 16. a linkage rod; 17. a magnetic plate; 18. a bearing block.
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. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-4, a precision mold for an in vitro diagnosis test card comprises a mold 1, an injection molding tube 2 is arranged on the right side of the mold 1, a hinge rod 3 is arranged inside the injection molding tube 2, an injection molding box 4 is arranged on the top of the injection molding tube 2, a mercury cavity 5 is arranged inside the mold 1, liquid mercury is filled in the mercury cavity 5 and on the left side of a mercury plate 6, the mercury plate 6 is extruded along with the expansion of the mercury, the mercury plate 6 is connected inside the mercury cavity 5 in a sliding manner, the right side of the mercury plate 6 is connected with a metal block 8 through an insulating guide rod, the current leakage of the current conducting plate 9 is prevented, a safety accident is caused, a metal block 8 is fixedly connected on the right side of the mercury plate 6 through the insulating guide rod, a magnetic ball 7 is fixedly connected on the surface of the metal block 8, the current conducting plate 9 is arranged on the right side of the magnetic ball 7, a liquid filling pipe 10, a fixing plate is arranged on the side surface of the conical shaft 11 and is rotatably connected with the conical shaft 11, a liquid pump is arranged on the left side of the conical shaft 11, plastic in the injection molding box 4 is pumped out along with the rotation of the conical shaft 11, a meshing block 12 is meshed and connected with the side surface of the conical shaft 11, a centrifugal rod 13 is fixedly connected with one side of the meshing block 12 away from the conical shaft 11, a driving wheel 14 is slidably connected with the side surface of the centrifugal rod 13, a squeezing plate is arranged on the side surface of the driving wheel 14 and is connected through a squeezing spring, the load driving wheel 14 keeps horizontal movement and can reset when moving, a moving ball 15 is slidably connected with the bottom of the driving wheel 14, a linkage rod 16 is fixedly connected with the side surface of the moving ball 15, the linkage rod 16 is in an arc shape and penetrates through the side surface of the liquid charging pipe 10 to prevent the linkage rod 16 from being blocked by the liquid charging pipe 10 when moving, a, and initially the attraction point has been reached, the lateral surface of the magnetic plate 17 is slidingly connected with a bearing block 18.
A production process of a precision mold for an in vitro diagnostic test card comprises the following method steps:
s1, firstly, carrying out mold closing treatment on the mold 1;
s2, aligning the injection molding pipe 2 to the injection molding opening of the mold 1;
s3, starting the motor, and rotating the hinge rod 3 to fill the molten plastic in the injection molding box 4 into the mold;
s4, observing the flow of the molten plastic in the injection molding box 4, and when the plastic in the injection molding box 4 is not reduced, indicating that the cooling of the plastic in the mold 1 is finished;
s5, standing the die 1 for a period of time, opening the die and taking out the cooled product.
The working principle is that when the mold 1 is injected, a motor is started, a hinge rod 3 rotates to fill molten plastic in an injection molding box 4 into the mold 1, after the injection molding is completed, the mold 1 is heated and expanded due to the high-temperature molten plastic in the mold 1, the expanded mercury extrudes a mercury plate 6, the mercury plate 6 drives a right metal block 8 to move and insert into a conductive plate 9 through an insulating guide rod, the conductive plate 9 controls the power supply of the motor connected with a driving wheel 14 to be electrified, so that the driving wheel 14 rotates, an engaging block 12 is driven by an internal centrifugal rod 13 to be engaged with a conical shaft 11 for transmission, the conical shaft 11 drives a liquid pump arranged on the left side to rotate, the molten plastic in the injection molding box 4 is filled into a lower injection molding pipe 2 through a liquid filling pipe 10 and then is filled into the mold 1 through the injection molding pipe 2, and the molten plastic in the mold 1 is continuously replenished in the cooling and shrinking processes, therefore, after the test card is cooled, the test card can be filled in the die 1, and shrinkage gaps can not occur, so that the dimensional accuracy of the test card is extremely high, and the effect of improving the dimensional accuracy of the test card when the test card is produced is achieved.
At the inside plastics of mould 1 in-process that cools off gradually, magnetic ball 7 can be along with 8 synchronous movement of metal block, under the effect of magnetic force, magnetic sheet 17 can reset the removal left gradually, drive through trace 16 and remove 15 synchronous movement of spin, and remove spin 15 and can drive action wheel 14 and remove left, make the meshing diameter crescent of meshing piece 12 and conical shaft 11, so the slew velocity of conical shaft 11 reduces, the drawing liquid pump reduces gradually through the extrusion force of molten plastics to the inside molten plastics of mould 1, avoid resulting in the indentation to appear between finished product test card by transition extrusion and the mould 1 gap, thereby reached when improving test card size precision, prevent that the effect of indentation from appearing in the test card.
To sum up, this precision mold or injection molding process for external diagnosis test card uses through the cooperation of mercury cavity 5 and conical shaft 11, when moulding plastics to mould 1, the starter motor, and the hinge arm 3 rotates and fills mould 1 with the inside molten plastics of case 4 inside of moulding plastics inside, and after accomplishing, liquid filling pipe 10 can continue to extrude molten plastics and get into when mould 1 inside plastics cool off to when having reached production test card, improved the effect of test card's size precision. This a precision mold or injection molding process for external diagnosis test card, cooperation through conical shaft 11 and magnetic sheet 17 is used, at the inside plastics of mould 1 refrigerated in-process gradually, under the effect of magnetic force, magnetic sheet 17 can reset the removal left gradually, drive through trace 16 and remove 15 synchronous motion of spin, and remove spin 15 and can drive action wheel 14 and remove left, make the meshing diameter crescent of meshing piece 12 and conical shaft 11, so the slew velocity of conical shaft 11 reduces, the drawing liquid pump passes through the extrusion force of molten plastics to the inside molten plastics of mould 1 and reduces gradually, avoid resulting in the indentation to appear between finished product test card by transition extrusion and the mould 1 gap, thereby reached when improving test card size precision, prevent that the test card from appearing the effect of indentation. The application range is wider.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (9)
1. A precision mold for in vitro diagnostic test cards, comprising a mold (1), characterized in that: the injection molding machine is characterized in that an injection molding pipe (2) is arranged on the right side of the mold (1), a hinge rod (3) is arranged inside the injection molding pipe (2), an injection molding box (4) is arranged at the top of the injection molding pipe (2), a mercury cavity (5) is formed inside the mold (1), a mercury plate (6) is connected inside the mercury cavity (5) in a sliding mode, a metal block (8) is fixedly connected to the right side of the mercury plate (6) through an insulating guide rod, a magnetic ball (7) is fixedly connected to the surface of the metal block (8), a conductive plate (9) is arranged on the right side of the magnetic ball (7), a liquid filling pipe (10) is fixedly connected to the left side of the injection molding box (4), a conical shaft (11) is arranged inside the liquid filling pipe (10), an engagement block (12) is connected to the side surface of the conical shaft (11) in an engagement mode, and a centrifugal rod (13) is fixedly connected, the side sliding connection of centrifugal pole (13) has action wheel (14), the bottom sliding connection of action wheel (14) has removal spin (15), the side fixedly connected with trace (16) of removing spin (15), the bottom fixedly connected with magnetic sheet (17) of trace (16), the side sliding connection of magnetic sheet (17) has and holds piece (18).
2. The precision mold for in vitro diagnostic test cards according to claim 1, wherein: the right side of the mercury plate (6) is connected with the metal block (8) through an insulated guide rod.
3. The precision mold for in vitro diagnostic test cards according to claim 1, wherein: the liquid mercury is filled in the mercury cavity (5) and on the left side of the mercury plate (6).
4. The precision mold for in vitro diagnostic test cards according to claim 1, wherein: and a liquid pump is arranged on the left side of the conical shaft (11).
5. The precision mold for in vitro diagnostic test cards according to claim 1, wherein: the side of the driving wheel (14) is provided with an extrusion plate and is connected through an extrusion spring.
6. The precision mold for in vitro diagnostic test cards according to claim 1, wherein: the side of the conical shaft (11) is provided with a fixing plate which is rotatably connected with the conical shaft (11).
7. The precision mold for in vitro diagnostic test cards according to claim 1, wherein: the linkage rod (16) is arched and penetrates through the side surface of the liquid charging pipe (10).
8. The precision mold for in vitro diagnostic test cards according to claim 1, wherein: the magnetic plate (17) has magnetism different from that of the magnetic ball (7) and reaches an attraction point initially.
9. A precision mold for in vitro diagnostic test cards according to claim 1, a process for producing a precision mold for in vitro diagnostic test cards is now proposed, characterized in that: the method comprises the following steps:
s1, firstly, carrying out mold closing treatment on the mold (1);
s2, aligning the injection molding pipe (2) with an injection molding opening of the mold (1);
s3, starting the motor, rotating the hinge rod (3) to fill the molten plastic in the injection molding box (4) into the mold;
s4, observing the flow of the molten plastic in the injection molding box (4), and when the plastic in the injection molding box (4) is not reduced, indicating that the cooling of the plastic in the mold (1) is finished;
s5, standing the die (1) for a period of time, opening the die and taking out the cooled product.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110074539.1A CN112936761B (en) | 2021-01-20 | 2021-01-20 | Precision mold or injection molding process for in vitro diagnosis test card |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110074539.1A CN112936761B (en) | 2021-01-20 | 2021-01-20 | Precision mold or injection molding process for in vitro diagnosis test card |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN112936761A true CN112936761A (en) | 2021-06-11 |
| CN112936761B CN112936761B (en) | 2021-11-30 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202110074539.1A Active CN112936761B (en) | 2021-01-20 | 2021-01-20 | Precision mold or injection molding process for in vitro diagnosis test card |
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| CN111531769A (en) * | 2020-06-12 | 2020-08-14 | 刘雄 | Be used for plastics casting to prevent producing bellied mould |
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| CN111933415A (en) * | 2020-08-05 | 2020-11-13 | 江西广变电气有限公司 | Concentric winding mechanism of oil immersed transformer and application thereof |
| CN112034942A (en) * | 2020-08-26 | 2020-12-04 | 陈道芬 | Computer for developing block chain technology |
| CN112140424A (en) * | 2020-08-27 | 2020-12-29 | 李龙方 | Energy-concerving and environment-protective plastics heated board forming device |
-
2021
- 2021-01-20 CN CN202110074539.1A patent/CN112936761B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN208682049U (en) * | 2018-06-15 | 2019-04-02 | 安徽意美达实业有限公司 | A kind of rapid cooling system for injection machine mould |
| CN109605693A (en) * | 2018-11-15 | 2019-04-12 | 中山市海腾机械有限公司 | A kind of energy-saving servo hydraulic injection molding machine and its hydraulic control system |
| CN111531769A (en) * | 2020-06-12 | 2020-08-14 | 刘雄 | Be used for plastics casting to prevent producing bellied mould |
| CN111890631A (en) * | 2020-08-05 | 2020-11-06 | 江西广变电气有限公司 | Epoxy resin casting dry type transformer casting assembly and application thereof |
| CN111933415A (en) * | 2020-08-05 | 2020-11-13 | 江西广变电气有限公司 | Concentric winding mechanism of oil immersed transformer and application thereof |
| CN112034942A (en) * | 2020-08-26 | 2020-12-04 | 陈道芬 | Computer for developing block chain technology |
| CN112140424A (en) * | 2020-08-27 | 2020-12-29 | 李龙方 | Energy-concerving and environment-protective plastics heated board forming device |
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| Publication number | Publication date |
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| CN112936761B (en) | 2021-11-30 |
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