CN214872319U - Multi-cavity die for preparing high-precision deep hole plate - Google Patents

Abstract

The utility model relates to a multi-cavity mold for preparing a high-precision deep hole plate. The die comprises a heat insulation plate, a panel, a runner plate, a stripper plate, a plate A, a push plate, a plate B, an ejector plate and a bottom plate which are arranged in sequence from top to bottom; a two-point needle valve is arranged in the runner plate and comprises two hot nozzles; the A plate and the push plate are respectively provided with a front mold core and a rear mold core which are matched with each other; the front mold core and the B plate are respectively provided with 2 front mold inserts and rear mold cores which are matched with each other; a cavity for accommodating a deep hole plate product to be molded is formed between the rear mold core and the front mold insert; each hot nozzle is respectively communicated with each group of cavities. The utility model discloses in, 2 deep hole boards of mould one shot production have improved production efficiency. The material pulling needle breaks the stub bar on the stripper plate, and the waste material does not block the mold in the injection molding process; the glue is uniformly fed by 1-96 points, and the produced deep hole plate has high precision, complete structure and no flaw. The heated board makes the mould play the heat preservation effect at the in-process of moulding plastics, makes to mould plastics and can go on smoothly.

Description

Multi-cavity die for preparing high-precision deep hole plate

Technical Field

The utility model relates to a deep hole board mould technical field especially relates to a multicavity mould of preparation high-accuracy deep hole board.

Background

The deep-hole plate product belongs to medical consumables, is commonly used in hospitals and medical research institutions, is mainly applied to the processes of high-throughput culture and screening of bacteria and cells, and is a 96-hole plate.

The mold is used for manufacturing a molded article, and the deep hole plate is formed by injection molding of the designed and manufactured mold through an injection molding machine. The existing deep hole plate mould is mainly one mould one cave, the mould of one mould one cave can only produce one deep hole plate once when producing the deep hole plate, if the deep hole plate is needed to be produced in large quantity, the deep hole plate of one mould one cave is adopted to produce a large quantity of deep hole plates, more time is consumed, the production efficiency is reduced, and the production cost is improved.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

In view of the above shortcoming, the not enough of prior art, the utility model provides a preparation high-accuracy deep hole board's multicavity mould, its preparation mould of having solved deep hole board among the prior art can only once produce a deep hole board, technical problem that production efficiency is low.

(II) technical scheme

In order to achieve the above object, the utility model discloses a main technical scheme include:

in a first aspect, an embodiment of the present invention provides a multi-cavity mold for manufacturing a high-precision deep hole plate, which includes: the device comprises a panel, a runner plate, a stripper plate, an A plate, a push plate, a B plate, an ejector plate and a bottom plate which are arranged in sequence from top to bottom; the top of the panel is provided with a heat insulation plate, a two-point needle valve is arranged in the runner plate and comprises two hot nozzles;

the bottom of the A plate and the push plate are respectively provided with a front mold core and a rear film core which are matched with each other; the front mold insert and the rear mold core which are matched with each other are respectively arranged in the front mold core and on the plate B, when the mold is closed, the front mold insert and the rear mold core are matched with each other in the front mold core and the rear mold core, and the number of the front mold insert and the number of the rear mold core are both 2; the matching space between each rear mold core and the front mold insert is a cavity of a deep hole plate product;

each hot nozzle is respectively communicated with each group of the cavities.

Optionally, an elastic plate is arranged in the upper part of the plate A, two groups of elastic plate runners are arranged on the elastic plate, and each hot nozzle is communicated with each group of the cavities through one group of the elastic plate runners; a spring is arranged between the front die core and the elastic plate.

Optionally, each group of the spring plate runners comprises a main point gate, a glue runner and a plurality of runner through holes uniformly distributed around the main point gate; the main point gate is communicated with the runner through holes through the glue running runner, and the number of the runner through holes is the same as that of the deep hole plate products; and each hot nozzle is communicated with the runner through hole through the corresponding main point sprue and the glue running runner.

Optionally, the deep-hole plate product is a 96-hole plate, and the glue-flowing channels include 1 "king" -shaped first-level glue-flowing channel, 12 "t-type second-level glue-flowing channels and 24" H "-type third-level glue-flowing channels; the main point gate is positioned at the center of the king-shaped primary glue flowing channel;

each secondary glue flow channel is uniformly communicated with the primary glue flow channel; each tertiary glue-walking flow passage is communicated with the secondary glue-walking flow passages, and two ends of the first of each T-type secondary glue-walking flow passage are respectively provided with one tertiary glue-walking flow passage;

and each end point of the three-stage glue flowing channel is provided with one flow channel through hole.

Optionally, a front mold insert runner is arranged in each front mold core insert, the number of the front mold insert runners is the same as that of holes of the deep hole plate product, and each front mold insert runner is communicated with a corresponding runner through hole on the material ejecting plate.

For a 96-well plate, the injection molding is uniform in the injection molding process, the production time is reduced, and the shape of the produced multi-well plate is complete.

Optionally, the mold further comprises a tie rod; when the die is opened, the pull rod drives the push plate to separate the push plate from the plate A and the plate B.

Optionally, the pull rod comprises a pull rod main body, an upper limiting table and a lower limiting table which are respectively arranged at the top and the bottom of the pull rod; the stripper plate, the plate A, the push plate, the plate B and the bottom plate are all provided with pull rod channels for the pull rods to penetrate through, and the bottom of the runner plate is provided with grooves corresponding to the pull rod channels; a plate A limiting block is arranged in a pull rod hole channel of the plate A, and a push plate limiting block is arranged on a pull rod hole channel of the push plate; when the mold is opened, the upper limiting table of the pull rod is clamped at the position of the A plate limiting block, and the lower limiting table is clamped at the position of the push plate limiting block.

Optionally, a second spring is arranged in the front mold core, a front mold core insert elastic block is arranged at the bottom of the second spring, a clamping table of the front mold core insert elastic block is arranged on the outer side of the upper end of the front mold core, when the mold is opened, the front mold core insert elastic block is opened by the second spring, and the front mold core insert elastic block drives the front mold core insert to be half-separated from the front mold core.

Optionally, a limiting device for limiting the mold opening stroke is respectively arranged between the plate a and the stripper plate, between the runner plate and the stripper plate, and between the push plate and the plate B.

Optionally, the mould still includes the square iron, the square iron is including setting up the left side iron and the right-hand iron of B board bottom, the thimble board sets up between left side iron and right-hand iron, and left side iron and right-hand iron are used for fixing the thimble board.

Optionally, the mold further comprises a pulling needle, and the pulling needle is arranged at the bottom of the flow channel plate.

Optionally, a first guide pillar for guiding is fixedly mounted on the panel, and guide pillar holes for the first guide pillar to penetrate through are formed in the corresponding positions of the runner plate, the stripper plate, the plate a, the push plate and the plate B;

the bottom plate is fixedly provided with a first guide pillar for guiding, and guide pillar holes for the second guide pillar to penetrate through are formed in the corresponding positions of the square iron, the B plate, the push plate and the A plate.

Optionally, two fixing plates are arranged at the bottom of the runner plate, a hot nozzle sleeve is arranged on each hot nozzle, and the hot nozzle sleeves are fixed on the corresponding fixing plates.

Optionally, the hot nozzle is in threaded connection with the hot nozzle sleeve. The hot nozzle of the two-point needle valve is connected with the hot nozzle sleeve through threads, so that the two-point needle valve is prevented from being damaged in the injection molding process, and the hot nozzle sleeve is connected through the threads and is convenient to replace.

(III) advantageous effects

The utility model has the advantages that: the utility model discloses a preparation high-accuracy deep hole board's multicavity mould owing to adopted the mould in a mould many caves, is two the tunnel through two point needle valves with the glue solution reposition of redundant personnel, for prior art, it can once produce 2 deep hole boards, and it has saved production time, has reduced manufacturing cost. Furthermore, the utility model discloses a pull rod in the mould makes deep hole board and back mould core half-separating when driving the push pedal operation, lets the deep hole board ejecting more easily by the thimble board, has saved production time. The material pulling needle breaks the stub bar on the stripper plate, so that the waste material does not block the mold in the injection molding process, and the mold is protected. In the production of the 96-pore plate, 1-to-96-point uniform glue feeding is adopted, and the produced deep-pore plate has high precision, complete structure and no flaw. The heated board can make the mould play the heat preservation effect at the in-process of moulding plastics, makes to mould plastics and can go on smoothly.

Drawings

Fig. 1 is a front view of a multi-cavity mold for manufacturing a high-precision deep hole plate according to an embodiment of the present invention during mold assembly;

FIG. 2 is a top view of a multi-cavity mold for manufacturing a high-precision deep hole plate according to an embodiment of the present invention;

FIG. 3 is a cross-sectional view taken at C-C of FIG. 2;

FIG. 4 is a cross-sectional view taken at D-D of FIG. 2;

fig. 5 is a top view of a multi-cavity mold for manufacturing a high-precision deep hole plate according to an embodiment of the present invention during mold opening;

FIG. 6 is a cross-sectional view taken at E-E of FIG. 5;

FIG. 7 is a cross-sectional view taken at F-F of FIG. 5;

figure 8 is a top view of a striker plate provided in accordance with an embodiment of the present invention;

FIG. 9 is a schematic view of a front mold insert according to an embodiment of the present invention;

FIG. 10 is a cross-sectional view of a front mold insert according to an embodiment of the present invention;

FIG. 11 is a schematic view of the structure of an ejector plate according to an embodiment of the present invention;

fig. 12 is a schematic structural view of a flow field plate according to an embodiment of the present invention.

[ description of reference ]

1: a panel; 2, flow passage plate: 3, a stripper plate; 4: a, a plate; 5: pushing the plate; 6: b, plate; 7: square iron; 8: a base plate; 9: a pull rod; 10: an ejector plate; 11: two-point needle valves; 12: a material ejecting plate; 13: a front mold core; 14: a posterior membrane kernel; 15: a rear mold core; 16: a cavity; 17: a second spring; 18: a front mold insert; 19: a first limit screw; 20: a first set of guide posts; 21: a second set of guide posts; 22: a fixing plate; 23: pulling a material needle; 24: a second limit screw; 25: a third limit screw; 26: a first spring; 27: the front mold core insert is provided with an elastic block; 28: the front mold core inserts the clamping table of the elastic block; 29: a fourth limit screw; 30: a well plate product; 31: a stub bar; 32: provided is an insulation board.

071: a left square iron; 072: right square iron; 091: a pull rod body; 092: an upper limit table; 093: a lower limit table; 094: a pull rod channel; 095: a groove; 096: an A plate limiting block; 097: a push plate limiting block; 0101: a thimble panel; 0102: needle return; 0103: a thimble; 0104: a strong reset pull rod; 0111: a hot nozzle; 0112: a hot nozzle sleeve; 0121: a charge plate flow channel; 0122: a main point gate; 0123: a glue flowing channel; 0124: a flow passage through hole; 1801: a glue flow channel; 1901: a first limit groove; 2401: a second limit groove; 01231: a first-stage glue flowing channel; 01232: a secondary glue flowing channel; 01233: and a third-stage glue flowing channel.

Detailed Description

For a better understanding of the present invention, reference will now be made in detail to the present invention, examples of which are illustrated in the accompanying drawings.

As shown in fig. 1 to 12, the present embodiment discloses a multi-cavity mold for preparing a high-precision deep hole plate, which comprises a face plate 1, a runner plate 2, a stripper plate 3, an a plate 4, a push plate 5, a B plate 6, a bottom plate 8, a two-point needle valve 11, an ejector plate 10 and a bottom plate which are sequentially arranged from top to bottom; the top of the panel 1 is provided with an insulation board 32, the runner plate 2 is internally provided with a two-point needle valve 11, the two-point needle valve 11 comprises two hot nozzles 0111, the two hot nozzles 0111 of the two-point needle valve 11 divide the glue solution into two paths, and two deep hole plates can be formed at one time in the injection molding process; the bottom of the A plate 4 and the push plate 5 are respectively provided with a front mold core 13 and a rear film core 14 which are matched with each other; a front mold insert 18 and a rear mold core 15 which are matched with each other are respectively arranged in the front mold core 13 and on the B plate 6, when the mold is closed, the front mold insert 18 and the rear mold core 15 are matched with each other in the front mold core 13 and the rear mold core 14, and the number of the front mold insert 18 and the number of the rear mold core 15 are both 2; the matching space between each rear mold core 15 and the front mold insert 18 is a cavity 16 for molding a deep hole plate product 30; each hot nozzle 0111 is respectively communicated with each group of cavities 16, glue solution enters the two-point needle valve 11 and then is divided into two paths, and the two paths of glue solution respectively flow into the two groups of cavities 16 from the two hot nozzle sleeves 0111, so that two deep hole plate products are obtained. It should be noted that the ejector plate in the present embodiment is a prior art for ejecting the deep hole plate product 30.

Preferably, an elastic plate 12 is arranged in the upper part of the A plate 4, two groups of elastic plate runners 0121 are arranged on the elastic plate 12, and each hot nozzle 0111 is communicated with each group of cavities 16 through one group of elastic plate runners 0121; a first spring 26 is disposed between the front mold core 13 and the spring plate 12. When the mold is closed, the elastic plate 12 compresses the first spring 26; when the mold is opened, the first spring 26 bounces the material ejecting plate 12, the material ejecting plate 12 is separated from the front mold core 13, so that the deep hole plate product 30 is left in the rear mold core as much as possible, and the material head is left at the bottom of the material removing plate.

Preferably, each group of the elastomer plate runners 0121 comprises a main point runner 0122, a rubber runner 0123 and a plurality of runner through holes 0124 uniformly distributed around the main point runner 0122, wherein the main point runner 0122 is communicated with the runner through holes 0124 through the rubber runner 0123, and the number of the runner through holes 0124 is the same as the number of the holes of the deep hole plate product; each hot nozzle 0111 is communicated with a runner through hole 0124 through a corresponding main point sprue 0122 and a glue running runner 0123. The glue flows from the hot nozzle 0111 to the main point sprue 0122, then enters the glue flowing channels 0123, and then enters each glue flowing channel 0123 uniformly. The main point sprue 0122 and the glue running runner 0123 on the spring plate 12 are not through holes on the spring plate.

A front mold insert runner 1801 is arranged in each front mold core insert 18, the number of the front mold insert runners 1801 is the same as that of the deep hole plate product 30, and each front mold insert runner 1801 is communicated with a corresponding runner through hole 0124 on the material ejecting plate 12. The glue enters the cavity 16 through the front mold insert runner 1801.

Preferably, as shown in fig. 8, the glue-running runners 0123 of the mold for manufacturing a 96-deep-hole plate in this embodiment includes 1 "king" shaped first-level glue-running runner 01231, 12 "t-type second-level glue-running runners 01232, and 24" H "type third-level glue-running runners 01233; the main point sprue 0122 is positioned at the center of the king-shaped primary glue runner; each secondary glue-running runner 01232 is communicated with the primary glue-running runner 01231; the three-level glue-running flow channels 01233 are all communicated with the two-level glue-running flow channels 01232, and two ends of a first of each T-type two-level glue-running flow channel 01232 are respectively provided with a three-level glue-running flow channel 01233; each end point of the "H" -shaped three-stage glue running runner 01233 is provided with a runner through hole 0124, and the end points of 24 "H" -shaped three-stage glue running runners 01233 are provided with 96 runner through holes 0124. When a 96-deep-hole plate is prepared, in this embodiment, glue is fed in a way of feeding glue by 1-to-96 points, and the glue solution flows into 96 runner through holes 0124 from the main point gate 0122 through the first-level glue-feeding runner 01231, the second-level glue-feeding runner 01232 and the third-level glue-feeding runner 01233 in sequence.

Preferably, the mold further comprises a square iron 7, the square iron 7 comprises a left iron 071 and a right iron 072 arranged at the bottom of the B plate 6, and the ejector plate 10 is arranged between the left iron 071 and the right iron 072; the left iron 071 and the right iron 072 are used for fixing the ejector plate 10.

Preferably, in this embodiment, the mold further comprises a pull rod 9, and the pull rod 9 is arranged between the a plate 4 and the push plate 5; when the die is opened, the pull rod 9 drives the push plate 5 to separate the push plate 5 from the A plate 4 and the B plate 6; with the separation of the push plate 5 and the B plate 6, the rear mold core 15 on the B plate 6 is half separated from the deep hole plate product.

Specifically, the tie rod 9 includes a tie rod body 091, an upper limit table 092 and a lower limit table 093 respectively provided at the top and bottom of the tie rod 9; pull rod hole channels 094 for the pull rods 9 to penetrate are formed in the stripper plate 3, the plate A4, the push plate 5, the plate B6, the square iron 7 and the bottom plate 8, and grooves 095 are formed in the positions, corresponding to the pull rod hole channels 094, of the lower panel of the runner plate 2; the pull rod hole of the upper panel of the A plate 4 is provided with an A plate limiting block 096, and the pull rod hole of the lower panel of the push plate 5 is provided with a push plate limiting block 097. When the die is closed, the pull rod 9 is in the pull rod hole 094, the bottom of the pull rod 9 is in the pull rod hole of the bottom plate 8, and the top of the pull rod 9 is in the groove 095 of the runner plate 2; when the mold is opened, the upper limit table 092 at the top of the pull rod is clamped at the A plate limit block 096, the lower limit table 093 is clamped at the push plate limit block 097, the push plate 5 is separated from the A plate 4 and the B plate 6 respectively under the left and right operation of the pull rod 9, and the deep hole plate is half separated from the rear mold core 15 when the pull rod 9 drives the push plate 5 to operate; the number of the pull rods in the embodiment is 4, and the pull rods are uniformly distributed around the die.

Preferably, a second spring 17 is arranged in the front mold core 13), a front mold core insert elastic block 27 is arranged at the bottom of the second spring 17, a clamping table 28 of the front mold core insert elastic block is arranged at the outer side of the upper end of the front mold insert 18, when the mold is opened, the front mold core insert elastic block is opened by the second spring 17, and the front mold core insert elastic block 27 drives the front mold insert 18 to be half-separated from the front mold core 13; with the front mold insert 18 separated from the front mold core half 13, the deep hole plate product 30 is left separated from the front mold insert. The front mold insert 18 is mounted in the front mold core 13 by a fourth set screw 29.

Preferably, limiting devices for limiting the die opening stroke between the A plate 4 and the stripper plate 3, between the runner plate 2 and the stripper plate 3, and between the push plate 5 and the B plate 6 are respectively arranged.

Specifically, in this embodiment, the push plate 5 and the B plate 6 are provided with a travel channel through which the first limiting screw 19 runs, when the mold is opened, the limiting platform of the first limiting screw 19 is clamped in the first limiting groove 1901 in the travel channel in the push plate 5, and the first limiting screw 19 controls the mold opening travel of the push plate 5 and the B plate 6.

Stroke pore channels for the operation of second limiting screws 24 are arranged in the push plate 5, the A plate 4 and the stripper plate 6, and second limiting grooves 2401 are arranged in the stroke pore channels of the A plate 4; when the mold is opened, the limit table of the second limit screw 24 is clamped in the second limit groove 2401, the tip end of the second limit screw 24 is positioned in the travel hole channel of the stripper plate 3, and the second limit screw 24 controls the mold opening travel of the plate A and the stripper plate 3;

travel pore channels for the operation of the third limiting screws 25 are arranged in the runner plate 2, the stripper plate 3 and the A plate 4; when the mold is opened, the limit table of the third limit screw 25 is clamped on the lower panel of the stripper plate, the tip end of the third limit screw is positioned in the travel hole channel of the runner plate, and when the mold is closed, the limit table of the third limit screw is positioned in the travel hole channel of the A plate 4; the third limiting screw 25 controls the die sinking stroke of the stripper plate 3 and the runner plate 2.

Preferably, the mold in this embodiment further includes a pulling needle 23, and the pulling needle 23 is disposed at the bottom of the flow channel plate 2.

Specifically, two fixing plates 22 are provided on the lower panel of the runner plate 2; the material pulling needle 23 is fixed at the bottom of the fixing plate 22, and a material pulling needle hole is formed in the position, corresponding to the material pulling needle 23, of the stripper plate 3; in the mold opening process, when the stripper plate 3 and the runner plate 2 are opened, the material pulling needle 23 peels off the stub bar 31 at the bottom of the stripper plate 3.

Preferably, a hot nozzle sleeve 0112 is arranged on a hot nozzle 0111 of the two-point needle valve 11, and the hot nozzle sleeve 0112 is fixed on the corresponding fixing plate 22; the hot nozzle 0111 is in threaded connection with the hot nozzle sleeve 0112, so that the hot nozzle is convenient to replace.

Preferably, in this embodiment, the panel 1 is fixedly provided with a first guide post 20 for guiding, and guide post holes for the first guide post 20 to penetrate are formed at corresponding positions of the runner plate 2, the stripper plate 3, the a plate 4, the push plate 5 and the B plate 6;

a first guide post 21 for guiding is fixedly arranged on the bottom plate 8, and guide post holes for the second guide post 21 to penetrate are formed in the corresponding positions of the square iron 7, the B plate 6, the push plate 5 and the A plate 4.

When the die is closed and injection molded, the guide post plays a role in guiding; in this embodiment, four first guide posts 20 and four second guide posts 21 may be provided, and are respectively disposed around the mold.

Preferably, the ejector plate 10 includes an ejector plate 0101, a return pin 0102, an ejector pin 0103 and a strong return pull rod 0104, the strong return pull rod 0104 is fixed on a bottom plate of the ejector plate 10, the ejector pin 0103 and the return pin 0102 are fixed on a plate of the ejector plate 10, and a top end of the ejector pin 0103 penetrates through a pinhole in the B plate 6 to jack up a deep hole plate product when the mold is opened.

In order to further explain the multi-cavity mold for preparing the high-precision deep hole plate, in the embodiment, a specific working principle is provided, which is specifically as follows:

in the process of die assembly and injection molding, the glue solution enters the two-point needle valve 11 in the runner plate 2, the glue solution is divided into two paths in the two-point needle valve 11, the two paths respectively flow into the two elastomer plate runners 0121 of the elastomer plate 12 from the hot nozzle sleeves 0112 at the bottoms of the two hot nozzles 0111 of the two-point needle valve, then flow into the front mold insert runner 1801 of the front mold insert 18 through the runner through hole 0124 in the elastomer plate runner 0121, and finally flow into the cavity 16 from the front mold insert runner 1801, so as to obtain two deep hole plate products.

In the present application, the stub bar 31 is a nozzle material, i.e. a waste stub bar in the injection molding process, and mainly refers to a molding object of a flow channel. The method specifically comprises the following steps: during injection molding, a stub bar is generated in an elastic plate flow passage 0121 of the elastic plate 12 and a front mold insert flow passage 1801, and is left at the bottom of the stripper plate 3 during mold opening.

After the injection molding is finished, when the mold is opened, a machine table of the injection molding machine opens the A plate 4 and the stripper plate 3 firstly, the spring 14 bounces the material ejecting plate 12 when the A plate 4 and the stripper plate 3 are opened, the material head is broken when the material ejecting plate 12 bounces, and the material head is left at the bottom of the stripper plate 3; the machine of the injection molding machine then opens the runner plate 2 and the stripper plate 3, and along with the separation of the runner plate 2 and the stripper plate 3, the stub bar is stripped by the material pulling needle 23 at the bottom of the runner plate 2. Then the pull rod 9 drives the push plate 5 to separate the push plate 5 from the A plate 4 and the B plate 6 respectively, and when the pull rod 9 drives the push plate 5 to separate from the B plate 6, a product is half separated from the rear mold core 15 arranged on the B plate 6. A strong reset pull rod 0104 on the ejector plate 10 jacks up the ejector plate 10 under the action of external force, so that the top end of the ejector 0103 penetrates through pinholes in the B plate 6 and the rear mold core 14 to jack up a product during mold opening, and the deep hole plate product is completely separated from the rear mold core 15; the back needle 0102 plays a guiding role; after the product is separated from the rear mold core 15 in the rear mold core 14, the deep hole plate product 30 is taken out by a manipulator, and then the next injection molding production process is continued. The whole process time is very short, 2 deep-hole plates are produced at one time, time is saved, cost is reduced, production efficiency is improved when a large number of deep-hole plates are produced, and the produced deep-hole plates are high in precision, complete in structure and free of defects.

In the description of the present invention, it is to be understood that the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implying any number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.

In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium; either as communication within the two elements or as an interactive relationship of the two elements. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

In the present application, unless otherwise expressly stated or limited, a first feature may be "on" or "under" a second feature, and the first and second features may be in direct contact, or the first and second features may be in indirect contact via an intermediate. Also, a first feature "on," "above," and "over" a second feature may be directly or obliquely above the second feature, or simply mean that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature may be directly under or obliquely under the second feature, or may simply mean that the first feature is at a lower level than the second feature.

In the description herein, the description of the terms "one embodiment," "some embodiments," "an embodiment," "an example," "a specific example" or "some examples" or the like, means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above are not necessarily intended to refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples. Furthermore, various embodiments or examples and features of different embodiments or examples described in this specification can be combined and combined by one skilled in the art without contradiction.

While embodiments of the present invention have been shown and described, it is to be understood that the above embodiments are exemplary and should not be construed as limiting the present invention, and that modifications, alterations, substitutions and variations may be made to the above embodiments by those of ordinary skill in the art without departing from the scope of the present invention.

Claims (10)

1. A multi-cavity die for preparing a high-precision deep hole plate comprises a face plate (1), a runner plate (2), a stripper plate (3), an A plate (4), a push plate (5), a B plate (6), an ejector plate (10) and a bottom plate (8) which are arranged from top to bottom in sequence; the hot runner structure is characterized in that the top of the panel (1) is provided with an insulation board (32), the runner plate (2) is internally provided with a two-point needle valve (11), and the two-point needle valve (11) comprises two hot nozzles (0111);

the bottom of the A plate (4) and the push plate (5) are respectively provided with a front mold core (13) and a rear film core (14) which are matched with each other; a front mold insert (18) and a rear mold core (15) which are matched with each other are respectively arranged in the front mold core (13) and on the B plate (6), when the mold is closed, the front mold insert (18) and the rear mold core (15) are matched with each other in the front mold core (13) and the rear mold core (14), and the number of the front mold insert (18) and the number of the rear mold core (15) are both 2; the matching space between each rear mold core (15) and the front mold insert (18) is a cavity (16) of a deep hole plate product;

each hot nozzle (0111) is respectively communicated with each group of the cavities (16).

2. A multi-cavity mold for manufacturing a high precision deep hole plate according to claim 1, wherein: an elastic plate (12) is arranged in the upper part of the A plate (4), two groups of elastic plate runners (0121) are arranged on the elastic plate (12), and each hot nozzle (0111) is communicated with each group of cavities (16) through one group of elastic plate runners (0121); a first spring (26) is arranged between the front die core (13) and the elastic plate (12).

3. A multi-cavity mold for manufacturing a high precision deep hole plate according to claim 2, wherein: each group of the elastic plate runners (0121) comprises a main point sprue (0122), a glue runner (0123) and a plurality of runner through holes (0124) which are uniformly distributed around the main point sprue (0122); the main point sprue (0122) is communicated with runner through holes (0124) through glue running runners (0123), and the number of the runner through holes (0124) is the same as that of holes of a deep hole plate product; each hot nozzle (0111) is communicated with a runner through hole (0124) through a corresponding main point sprue (0122) and a glue runner (0123).

4. A multi-cavity mold for manufacturing a high precision deep hole plate according to claim 3, wherein: the deep-hole plate product is a 96-hole plate, and the glue-running flow passages (0123) comprise 1 king-shaped first-level glue-running flow passage (01231), 12T-type second-level glue-running flow passages (01232) and 24H-type third-level glue-running flow passages (01233); the main point sprue (0122) is positioned at the center of the king-shaped first-stage glue running runner (01231);

each secondary glue running flow channel (01232) is uniformly communicated with the primary glue running flow channel (01231); each tertiary glue-running flow channel (01233) is communicated with a secondary glue-running flow channel (01232), and two ends of a first of each T-type secondary glue-running flow channel (01232) are respectively provided with one tertiary glue-running flow channel (01233);

each end point of the three-level glue running flow channel (01233) is provided with one flow channel through hole (0124).

5. A multi-cavity mold for manufacturing a high precision deep hole plate according to claim 1, wherein:

the mould further comprises a tie rod (9); when the die is opened, the pull rod (9) drives the push plate (5) to separate the push plate (5) from the A plate (4) and the B plate (6).

6. A multi-cavity mold for manufacturing a high precision deep hole plate according to claim 5, wherein: the pull rod (9) comprises a pull rod main body (091), an upper limiting table (092) and a lower limiting table (093) which are respectively arranged at the top and the bottom of the pull rod (9); the stripper plate (3), the plate A (4), the push plate (5), the plate B (6) and the bottom plate (8) are all provided with pull rod pore canals (094) through which pull rods (9) penetrate, and grooves (095) are arranged at the positions, corresponding to the pull rod pore canals (094), of the bottom of the flow channel plate (2); a plate A limiting block (096) is arranged in a pull rod hole of the plate A (4), and a push plate limiting block (097) is arranged on a pull rod hole of the push plate (5); when the mold is opened, the upper limiting table (092) of the pull rod (9) is clamped at the A plate limiting block (096), and the lower limiting table (093) is clamped at the push plate limiting block (097).

7. A multi-cavity mold for manufacturing a high precision deep hole plate according to claim 1, wherein:

the mould still includes square iron (7), square iron (7) are including setting up left side iron (071) and right-hand iron (072) of B board (6) bottom, thimble board (10) set up between left side iron (071) and right-hand iron (072), and left side iron (071) and right-hand iron (072) are used for fixing thimble board (10).

8. A multi-cavity mold for manufacturing a high precision deep hole plate according to claim 1, wherein:

be equipped with second spring (17) in front mould benevolence (13), second spring (17) bottom is equipped with front mould benevolence mold insert bullet piece (27), front mould mold insert (18) upper end outside is equipped with card platform (28) of front mould benevolence mold insert bullet piece during the mould die sinking, front mould benevolence mold insert bullet piece is opened in second spring (17) bullet, and front mould benevolence mold insert bullet piece drives front mould mold insert (18) and front mould benevolence (13) half-separating.

9. A multi-cavity mold for manufacturing a high precision deep hole plate according to claim 1, wherein:

and limiting devices for limiting the die sinking strokes of the A plate (4) and the stripper plate (3), the runner plate (2) and the stripper plate (3), and the push plate (5) and the B plate (6) are respectively arranged between the A plate and the stripper plate.

10. A multi-cavity mold for manufacturing a high precision deep hole plate according to claim 1, wherein:

the die further comprises a pulling needle (23), and the pulling needle (23) is arranged at the bottom of the flow channel plate (2).

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