CN218906200U - Deep hole plate grid pushing plate ejection structure and die using same - Google Patents
Deep hole plate grid pushing plate ejection structure and die using same Download PDFInfo
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- CN218906200U CN218906200U CN202223595861.8U CN202223595861U CN218906200U CN 218906200 U CN218906200 U CN 218906200U CN 202223595861 U CN202223595861 U CN 202223595861U CN 218906200 U CN218906200 U CN 218906200U
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Abstract
The application relates to a deep hole plate grid pushing plate ejection structure and a die using the structure, and relates to the technical field of deep hole plate processing dies. The novel insert comprises a male template, a push plate and a plurality of inserts, wherein one side of the male template is provided with a push rod assembly, the other side of the male template is provided with the push plate, the push plate penetrates through to form a first passing hole for the inserts to penetrate through, one side, close to the male template, of the push rod assembly is connected with a plurality of ejector rods, one end, far away from the push rod assembly, of the ejector rods is abutted to the push plate, the inner wall of the first passing hole is connected with a supporting plate for sealing the first passing hole, and the supporting plate penetrates through to form a plurality of abdicating holes for the inserts to adapt to penetrate through along the axis direction of the inserts. The push rod assembly pushes the push rod, the push rod drives the push plate and the support plate to move in the direction away from the male die plate, the deep-hole plate is pushed out of the die, the support plate increases the contact area between the whole push plate and the deep-hole plate in the process of pushing the deep-hole plate out of the die, and the planeness of the contact surface between the deep-hole plate and the push plate is reduced.
Description
Technical Field
The application relates to the field of deep hole plate processing dies, in particular to a deep hole plate grid pushing plate ejection structure and a die using the same.
Background
Microplates are plates with only a plurality of plates that can be used as cuvette. The deep hole plate is based on the appearance size of the common micro hole plate, and the depth of the hole is increased while keeping the length and the width in accordance with the international specification of SBS, so that the purpose of increasing the volume of each hole is achieved.
The most common process for manufacturing the deep hole plate is injection molding, and a mold for manufacturing the deep hole plate by some manufacturers at present is shown in fig. 1, and comprises a push rod 41, an insert 3, a push rod upper plate 42, a push rod lower plate 43, a male mold plate 1, a male mold core 5 and a push plate 7 for supporting the deep hole plate 6, wherein the male mold core 5 is arranged in the male mold plate 1, the insert 3 is fixedly connected with the male mold core 5, and the push plate 7 is provided with a first passing hole 71 for the insert 3 to pass through; after the deep hole plate 6 is formed, the external mechanism pushes the push rod lower plate 43 and the push rod upper plate 42, so as to push the push rod 41, the push rod 41 pushes the push plate 7, the push plate 7 pushes the deep hole plate 6 out of the mold, and the description about how the external mechanism drives the push rod upper plate 42 and the push rod lower plate 43 is omitted here.
In realizing the above-described related art, the inventors found that there are at least the following problems in the art: since the through hole is formed in the middle of the push plate 7, when the push plate 7 is pushed by the ejector rod 41, the thrust force received by the surface of the deep hole plate 6 contacting the push plate 7 is maximum, and the side surface of the deep hole plate 6 adjacent to the push plate 7 is recessed in the direction adjacent to the push plate 7, thereby affecting the flatness of the deep hole plate 6.
Disclosure of Invention
In order to reduce the planeness of a deep hole plate, the application provides a deep hole plate grid pushing plate ejection structure and a die using the structure.
In a first aspect, the present application provides a deep hole plate grid push plate ejection structure and a mold using the structure, which adopts the following technical scheme:
the utility model provides a deep hole board net ejector plate ejection structure, includes public template and a plurality of mold insert, public template is provided with the push rod subassembly along one side of self thickness direction, the die cavity has been seted up to public template thickness direction's opposite side, the die cavity embeds has public mould benevolence, public mould benevolence is kept away from one side of push rod subassembly has been seted up a plurality of connecting duct that are used for inserting the mold insert, the mold insert with connecting duct clearance fit, public mould benevolence is kept away from one side of push rod subassembly has been placed the push plate that is used for supporting deep hole board, the push plate runs through and has been seted up a plurality of first access hole that is used for the mold insert to wear, push rod subassembly is close to one side of public template is connected with a plurality of ejector pins, the ejector pin is kept away from push rod subassembly's one end with the push plate looks butt, the inner wall of first access hole is connected with the backup pad that is used for sealing first access hole, the backup pad is followed the axis direction of mold insert runs through and has been seted up a plurality of and is used for the purpose of cutting down the hole.
Through adopting above-mentioned technical scheme, push rod subassembly promotes the ejector pin, and the ejector pin drives push pedal and backup pad to keeping away from the direction operation of public template, and then with the ejecting mould of deep hole board, at the in-process with the ejecting mould of deep hole board, the backup pad has increased the whole area of contact with the deep hole board of push pedal, and then has reduced the planarization of deep hole board and push pedal contact surface.
Optionally, a plurality of second through holes for interference insertion of the ejector rod are formed in one side, close to the push rod assembly, of the push plate.
By adopting the technical scheme, the ejector rod is in interference connection with the push plate, so that the ejector rod and the push plate can move as a whole in the moving process, and the stability of the movement of the push plate when the deep hole plate is pushed is improved.
Optionally, the hole of stepping down is square hole, and the diameter of hole of stepping down is greater than the diameter of connecting the pore, the edge of hole of stepping down all fillets.
Through adopting above-mentioned technical scheme, the air between mold insert and the deep hole board flows in the connecting duct through the fillet of hole of stepping down, then flows out the mould through other passageways, reduces the possibility in the gas retention mould.
In a second aspect, the present application provides a mold using a deep hole plate grid pushing plate ejection structure, which adopts the following technical scheme:
optionally, a mould of using deep hole board grid push pedal ejection structure, its characterized in that: the male template is provided with a fixed plate on one side far away from the push plate, the fixed plate is connected with the male template through a die foot, a female template is arranged on one side far away from the fixed plate, the female template is attached to the male template, a third through hole for inserting the push plate is formed in one side, close to the male template, of the female template, a fourth through hole communicated with the third through hole is formed in one side, far away from the male template, of the female template, and a female mold core is placed on the inner bottom wall of the fourth through hole; the side wall of the insert is provided with a vent ring groove, the side wall of the insert is provided with a plurality of first vent grooves communicated with the vent ring groove, the male die core comprises an upper die core and a lower die core which are mutually attached, the male die core is close to the female die plate and is an upper die core, the connecting pore channel comprises an upper connecting hole and a lower connecting hole, the upper die core is provided with a plurality of upper connecting holes used for penetrating the insert in a clearance mode, the lower die core is provided with a plurality of lower connecting holes used for being inserted into the insert, one side of the upper die core, away from the female die core, is provided with a plurality of second vent grooves, the upper die core is provided with a plurality of vent holes in a penetrating mode, and the vent holes are located between the connecting pore channels.
Through adopting above-mentioned technical scheme, the gas between deep hole board and the mold insert flows to first ventilation inslot through the circular vent earlier, then flows into between upper mould benevolence and the push pedal through the hole of stepping down to flow into between upper mould benevolence and the lower mould benevolence through the air vent, and flow into in the second ventilation inslot, then partial gas overflows the mould, can be with the gas between middle mold insert and the deep hole board through the air vent discharge, reduced the possibility that gas detained in the middle part of deep hole board.
Optionally, the connecting upper holes and the vent holes are linearly and equidistantly distributed along the length and width directions of the upper die core, the plane of the axis of any row of vent holes coincides with the symmetrical plane of the connecting upper holes of two adjacent rows, and the plane of the axis of any row of vent holes coincides with the symmetrical plane of the connecting upper holes of two adjacent rows.
Through adopting above-mentioned technical scheme, the air vent can open in the central point of the connection upper hole of two rows and two columns, and the gas between four inserts in the periphery of the air vent and the deep hole board all can flow out through the air vent of being convenient for.
Optionally, a diffusion hole coaxial with the vent hole is formed on one side of the upper die core, which is close to the push plate.
By adopting the technical scheme, the diffusion holes increase the flow cross section, and the speed of air between the insert and the deep hole plate flowing out of the die can be increased.
Optionally, a plurality of third vent grooves communicated with the second vent grooves are formed in two opposite side walls of the upper die core along the width direction of the male die plate.
Through adopting above-mentioned technical scheme, the third air vent can concentrate the gas that drifts to fixed circulation passageway in to the speed in the gas outflow mould has been accelerated.
In summary, the present application includes at least one of the following beneficial effects:
1. the side wall of the first passing hole is connected with the supporting plate, and the yielding hole for the insert to be matched and penetrated is formed, so that the contact area between the whole pushing plate and the deep hole plate is increased, and the planeness of the contact surface between the deep hole plate and the pushing plate is further reduced;
2. the side wall of the insert is provided with a ventilation ring groove. The first ventilation groove is formed in one side, far away from the female die core, of the upper die core, the second ventilation groove is formed in the upper die core in a penetrating mode, and air in the middle of the deep hole plate can directly flow out through the ventilation holes, so that the speed of the air flowing out of the die is increased.
Drawings
FIG. 1 is a schematic structural diagram of an embodiment of the present application;
FIG. 2 is a schematic structural diagram showing a connection relationship between an insert and a male mold insert according to an embodiment of the present application;
FIG. 3 is an enlarged view of FIG. 2 at A;
fig. 4 is a schematic structural diagram for embodying a connection relationship between a push rod and a push plate in the embodiment of the present application;
FIG. 5 is a schematic view of an insert according to an embodiment of the present application;
fig. 6 is a schematic structural diagram for showing a side of the upper mold insert near the fixing plate in the embodiment of the present application;
FIG. 7 is a schematic diagram showing a side structure of the upper mold insert away from the fixing plate according to an embodiment of the present application;
FIG. 8 is an enlarged view at B in FIG. 7;
fig. 9 is a schematic diagram of a deep hole plate grid pushing plate ejection structure of the related art.
In the figure: 1. a male template; 11. a cavity; 2. a master template; 21. a third through hole; 22. a fourth through hole; 3. an insert; 31. a ventilation ring groove; 32. a first vent groove; 4. a push rod assembly; 41. a push rod; 411. a limiting block; 42. a push rod upper plate; 421. a fifth passing hole; 422. a mounting hole; 43. a push rod lower plate; 5. a male mold core; 51. connecting pore canals; 52. an upper die core; 521. connecting with the upper hole; 522. a second vent groove; 523. a vent hole; 524. diffusion holes; 525. a third vent groove; 53. a lower die core; 531. connecting the lower hole; 6. a deep well plate; 7. a push plate; 71. a first passage hole; 72. a support plate; 721. a relief hole; 73. a second through hole; 8. a fixing plate; 81. a mold foot; 9. and a female die core.
Detailed Description
The present application is described in further detail below in conjunction with figures 1-9.
The embodiment of the application discloses a deep hole plate grid pushing plate ejection structure. Referring to fig. 1, the deep hole plate grid pushing plate ejection structure comprises a male die plate 1 and a plurality of inserts 3, wherein a push rod assembly 4 is arranged on one side of the male die plate 1 in the thickness direction, and the push rod assembly 4 is connected with a push rod 41. The side of the male mold plate 1 far away from the push rod assembly 4 is provided with a cavity 11, a male mold core 5 is arranged in the cavity 11, and for facilitating processing and molding of molded parts, the male mold core 5 comprises an upper mold core 52 and a lower mold core 53 which are mutually attached, and the upper mold core 52 is far away from the push rod assembly 4. The inserts 3 are fixedly connected with the lower die core 53, so that the inserts 3 are conveniently separated from the deep hole plate 6, and the inserts 3 are prevented from being driven to move when the deep hole plate 6 is pushed out of the die.
Referring to fig. 2 and 3, a push plate 7 for supporting the deep hole plate 6 is disposed on a side of the upper mold core 52 away from the push rod assembly 4, a first passing hole 71 for the insert 3 to pass through is provided in the push plate 7, a supporting plate 72 for closing the first passing hole 71 is connected to an inner wall of the first passing hole 71, and a relief hole 721 for the insert 3 to fit through is provided in the supporting plate 72 along the axial direction of the insert 3.
Referring to fig. 4, the push rod assembly 4 includes a push rod upper plate 42 and a push rod lower plate 43, the push rod upper plate 42 is fixedly connected with the push rod lower plate 43, a plurality of fifth passing holes 421 are formed in one side of the push rod upper plate 42 far away from the male template 1, the fifth passing holes 421 are stepped holes, the fifth passing holes 421 are used for penetrating the push rod 41, one end of the push rod 41 far away from the male template 1 is connected with a limiting block 411, and the limiting block 411 is abutted against the bottom wall of the large hole of the fifth passing holes 421; one side of the push rod upper plate 42, which is close to the push rod lower plate 43, is provided with a mounting hole 422, and the diameter of the mounting hole 422 is larger than that of the limiting block 411, so that the push rod 41 can be conveniently arranged in the push rod upper plate 42 when the die is assembled; the structure for pushing the push rod assembly 4 and thus the push rod 41 is conventional and will not be described herein.
Referring to fig. 1 and 3, a plurality of connecting upper holes 521 for inserting the insert 3 in a gap are formed through one side of the upper core 52, which is close to the upper plate 42 of the push rod, and a plurality of connecting lower holes 531 for inserting the insert 3 are formed through one side of the lower core 53, which is close to the upper core 52, and the connecting upper holes 521 and the connecting lower holes 531 together form a connecting duct 51.
Secondly, a plurality of abdication holes 721 formed in the support plate 72 can separate the inserts 3, the liquid raw material injected into the mold can not flow out from the gaps between the inserts 3, burrs can not be formed on one side of the deep-hole plate 6 close to the push plate 7, in the practical application of the deep-hole plate 6, the side of the deep-hole plate 6 close to the push plate 7 needs to be sealed by materials such as an aluminum film, and the surface of the side is smooth, so that the tightness between the aluminum film and the deep-hole plate 6 can be improved. Meanwhile, because the temperature of the plastic raw material is higher, when the support plate 72 is not arranged, the deep hole plate 6 needs to be pushed out of the die by the push plate 7 after being completely cooled, otherwise, the middle part of the deep hole plate 6 can be bent towards the direction close to the push plate 7; after the support plate 72 is arranged, the contact area between the push plate 7 and the middle part of the deep hole plate 6 becomes larger, the deep hole plate 6 is pushed out of the die without waiting for complete cooling of the deep hole plate 6, the flatness of the deep hole plate 6 cannot be affected, and the deep hole plate 6 is cooled while the push plate 7 pushes out the deep hole plate 6, so that the production time of a single deep hole plate 6 is shortened, and the production efficiency of the deep hole plate 6 is improved.
Referring to fig. 4, a plurality of second passing holes 73 for interference insertion of the ejector rod 41 are formed on one side of the push plate 7, close to the push rod upper plate 42, and the push plate 7 is in interference fit connection with the ejector rod 41, so that the stability of the ejector rod 41 pushing the push plate 7 to operate can be improved.
Referring to fig. 3, the relief hole 721 is a square hole, and the diameter of the relief hole 721 is larger than that of the connection hole 51, so that air flow from the connection hole 51 to the relief hole 721 is facilitated. The edges of the relief holes 721 are rounded to further enlarge the cross-sectional area of the relief holes 721, allowing more gas to flow through the relief holes 721. The relief holes 721 in this embodiment are ninety-six in number, distributed linearly along the length and width of the support plate 72, divided into twelve rows along the length of the support plate 72 and eight columns along the width of the support plate 72.
The implementation principle of the deep hole plate grid pushing plate ejection structure in the embodiment of the application is as follows: the push rod assembly 4 pushes the push rod 41, and the push rod 41 pushes the push plate 7 and the support plate 72, so that the deep hole plate 6 is pushed out of the die. Compared with the prior art that the push plate 7 is only contacted with the periphery of the deep hole plate 6, the middle part of the deep hole plate 6 is easy to sink, the contact area with the middle part of the deep hole plate 6 is increased, and the planeness of the surface of the deep hole plate 6 contacted with the push plate 7 is further improved.
The embodiment of the application also discloses a die applying the deep hole plate grid pushing plate ejection structure. Referring to fig. 1, a mold using a deep hole plate grid push plate ejection structure comprises a fixing plate 8, wherein the fixing plate 8 is arranged on one side of a male mold plate 1 far away from a push plate 7, one side of the fixing plate 8 near the male mold plate 1 is connected with two mold legs 81 symmetrically arranged about the central line of the fixing plate 8, and one end of the mold legs 81 far away from the fixing plate 8 is connected with the male mold plate 1. A female die plate 2 is arranged on one side, far away from the fixed plate 8, of the male die plate 1, the female die plate 2 is attached to the male die plate 1, a third through hole 21 for inserting the push plate 7 is formed on one side, close to the male die plate 1, of the female die plate 2, a fourth through hole 22 communicated with the third through hole 21 is formed on one side, far away from the male die plate 1, of the female die plate 2, and a female die core 9 is placed on the inner bottom wall of the fourth through hole 22.
Referring to fig. 5 and 6, the side wall of the insert 3 is provided with a vent ring groove 31, all the side walls of the insert 3 are provided with first vent grooves 32 communicated with the vent ring groove 31, and one side of the upper mold core 52 away from the female mold core 9 is provided with a plurality of second vent grooves 522.
Referring to fig. 6, 7 and 8, the upper mold core 52 is perforated with a plurality of vent holes 523, a plurality of connecting upper holes 521 and a plurality of vent holes 523 are linearly and equidistantly distributed along the length and width directions of the upper mold core 52, the plane of the axis of any row of vent holes 523 coincides with the symmetry plane of the connecting upper holes 521 of two adjacent rows, so that the gas in the connecting upper holes 521 around the vent holes 523 flows out of the mold through the vent holes 523, and the possibility that the gas stays in the mold and affects the product quality of the deep hole plate 6 is reduced. A diffusion hole 524 coaxial with the vent hole 523 is formed on one side of the upper die core 52 close to the push plate 7, so that the gas in the upper hole 521 can be conveniently connected to enter the vent hole 523. A plurality of third ventilation grooves 525 which are communicated with the second ventilation grooves 522 are arranged on two opposite side walls of the upper die core 52, so that the gas can conveniently flow out of the die.
The implementation principle of the die applying the deep hole plate grid pushing plate ejection structure in the embodiment of the application is as follows: in the process of forming the deep hole plate 6 by the mould, redundant gas in the deep hole plate 6 needs to be discharged out of the mould, the gas firstly flows into the first ventilation groove 32 through the ventilation ring groove 31, then flows into the adjacent ventilation holes 523, then flows into the second ventilation groove 522 and finally flows into the third ventilation groove 525, so that the gas in the middle part of the deep hole plate 6 flows out through the ventilation holes 523, the possibility that the gas stays in the deep hole plate 6 is reduced, and the product qualification rate of the deep hole plate 6 is improved.
The foregoing are all preferred embodiments of the present application, and are not intended to limit the scope of the present application in any way, therefore: all equivalent changes in structure, shape and principle of this application should be covered in the protection scope of this application.
Claims (8)
1. The utility model provides a deep hole board grid push pedal ejection structure which characterized in that: comprises a male die plate (1) and a plurality of inserts (3), wherein a push rod assembly (4) is arranged on one side of the male die plate (1) along the thickness direction of the male die plate, a cavity (11) is arranged on the other side of the male die plate (1), a male die core (5) is arranged in the cavity (11), a plurality of connecting pore channels (51) for inserting the inserts (3) are arranged on one side of the male die core (5) away from the push rod assembly (4), the insert (3) and the connecting pore channels (51) are in clearance fit, a push plate (7) for supporting a deep pore plate (6) is arranged on one side of the male die core (5) away from the push rod assembly (4), a plurality of first passing holes (71) for penetrating the inserts (3) are arranged on one side of the push rod assembly (4) close to the male die plate (1), one end of the push rod assembly (4) away from the push rod assembly (41) is abutted against the push plate (7), the first passing holes (71) are connected with first supporting plates (72), the support plate (72) is provided with a plurality of abdication holes (721) in a penetrating mode along the axial direction of the insert (3), wherein the abdication holes are used for the insert (3) to be matched and penetrated.
2. The deep hole plate grid pushing plate ejection structure according to claim 1, wherein: a plurality of second through holes (73) for interference insertion of the ejector rod (41) are formed in one side, close to the push rod assembly (4), of the push plate (7).
3. The deep hole plate grid pushing plate ejection structure according to claim 1, wherein: the relief hole (721) is a square hole, the diameter of the relief hole (721) is larger than that of the connecting pore canal (51), and edges of the relief hole (721) are rounded.
4. The deep hole plate grid pushing plate ejection structure according to claim 1, wherein: the plurality of relief holes (721) are linearly distributed at equal intervals along the length and width directions of the support plate (72).
5. A mould using the deep hole plate grid pushing plate ejection structure as set forth in any one of claims 1 to 4, characterized in that: the utility model discloses a female die comprises a female die core (9) and is characterized in that a fixed plate (8) is arranged on one side, far away from a push plate (7), of a male die plate (1), the fixed plate (8) is connected with the male die plate (1) through a die foot (81), a female die plate (2) is arranged on one side, far away from the fixed plate (8), of the male die plate (1), the female die plate (2) is attached to the male die plate (1), a third through hole (21) for inserting the push plate (7) is formed on one side, close to the male die plate (1), of the female die plate (2), a fourth through hole (22) communicated with the third through hole (21) is formed on one side, far away from the male die plate (1), and the female die core (9) is arranged on the inner bottom wall of the fourth through hole (22). The side wall of mold insert (3) has seted up circular vent groove (31), a plurality of with circular vent groove (31) are linked together first circular vent groove (32) have been seted up to mold insert (3) lateral wall, male mould benevolence (5) are including last mould benevolence (52) and lower mould benevolence (53) of laminating each other, are close to be last mould benevolence (52) of female mould board (2), connecting pore canal (51) are including connecting upper hole (521) and connecting lower hole (531), a plurality of connection upper hole (521) that are used for mold insert (3) clearance to wear to establish have been seted up to last mould benevolence (52), a plurality of connection lower hole (531) that are used for pegging graft mold insert (3) have been seted up to lower mould benevolence (53), a plurality of second circular vent grooves (522) have been seted up in one side of last mould benevolence (52), a plurality of ventilation holes (523) have been run through and are located a plurality of between connecting pore canal (51).
6. The mold using the deep hole plate grid pushing plate ejection structure according to claim 5, wherein: the connecting upper holes (521) and the vent holes (523) are linearly and equidistantly distributed along the length and width directions of the upper die core (52), the plane of the axis of any row of vent holes (523) coincides with the symmetrical plane of two adjacent rows of connecting upper holes (521), and the plane of the axis of any row of vent holes (523) coincides with the symmetrical plane of two adjacent rows of connecting upper holes (521).
7. The mold using the deep orifice plate mesh pushing plate ejection structure according to claim 6, wherein: and a diffusion hole (524) coaxial with the vent hole (523) is formed in one side of the upper die core (52) close to the push plate (7).
8. The mold using the deep hole plate grid pushing plate ejection structure according to claim 5, wherein: two opposite side walls of the upper die core (52) along the width direction of the male die plate (1) are provided with a plurality of third ventilation grooves (525) communicated with the second ventilation grooves (522).
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223595861.8U CN218906200U (en) | 2022-12-29 | 2022-12-29 | Deep hole plate grid pushing plate ejection structure and die using same |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202223595861.8U CN218906200U (en) | 2022-12-29 | 2022-12-29 | Deep hole plate grid pushing plate ejection structure and die using same |
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| CN218906200U true CN218906200U (en) | 2023-04-25 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116714190A (en) * | 2023-08-07 | 2023-09-08 | 昆山鑫艾升特智能科技有限公司 | Multicavity mould of preparation high-accuracy dark orifice plate |
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2022
- 2022-12-29 CN CN202223595861.8U patent/CN218906200U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116714190A (en) * | 2023-08-07 | 2023-09-08 | 昆山鑫艾升特智能科技有限公司 | Multicavity mould of preparation high-accuracy dark orifice plate |
| CN116714190B (en) * | 2023-08-07 | 2023-10-27 | 昆山鑫艾升特智能科技有限公司 | Multicavity mould of preparation high-accuracy dark orifice plate |
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