CN217752515U

CN217752515U - Mould benevolence seal structure

Info

Publication number: CN217752515U
Application number: CN202221247287.4U
Authority: CN
Inventors: 张佳奕; 彭国军; 廖均韬
Original assignee: Dongguan Yuanli Electronic Technology Co ltd
Current assignee: Dongguan Yuanli Electronic Technology Co ltd
Priority date: 2022-05-20
Filing date: 2022-05-20
Publication date: 2022-11-08
Anticipated expiration: 2032-05-20

Abstract

The application relates to the field of mold forming technology, in particular to a mold core sealing structure. The key points of the technical scheme are as follows: the cooling water tank is arranged on the first assembly body and/or the second assembly body, and the fixing part is arranged on the first assembly body and the second assembly body and is used for fixedly connecting the first assembly body with the second assembly body; the annular sealing piece, first assemble the body and/or be equipped with the confession on the second assembles the body the ring channel that annular sealing piece filled, this application has the effect that the seepage that reduces the coolant liquid does not and then promotes the cooling effect of mould benevolence.

Description

Mould benevolence seal structure

Technical Field

The application relates to the field of mold forming technology, in particular to a mold core sealing structure.

Background

The mold core is a core part used for molding a product in an injection molding mold, and is formed by injecting fluid plastic into the mold cavity and cooling the workpiece through a cooling water channel.

At present, a runner is generally communicated at a die core plate in a drilling mode, and a plug blocks redundant outlets to form a circulating runner, but the arrangement is difficult to adapt to the shape of a cavity, and the cooling effect on a workpiece is relatively deficient; based on the above, in the related art, a conformal water channel exists, the template is divided into two halves, a water channel groove is formed in the assembled layout, and then the two assembled bodies are fixed, so that the conformal water channel with a complex structure can be formed in the template, and the cooling and forming of workpieces are facilitated.

According to the related technology, the gap between the two assembled bodies usually generates water seepage, so that the flowing stability of the cooling liquid in the conformal water channel is influenced, and the cooling effect of the workpiece is influenced.

SUMMERY OF THE UTILITY MODEL

In order to reduce the seepage of coolant liquid and improve the cooling effect of mould benevolence, this application provides a mould benevolence seal structure.

The application provides a mould benevolence seal structure adopts following technical scheme:

a mold core sealing structure comprises a first assembly body and a second assembly body, wherein a cooling water tank with two openings at two ends is arranged on the first assembly body and/or the second assembly body; and the first assembly body and/or the second assembly body are/is provided with an annular groove for filling the annular sealing element.

Through adopting above-mentioned technical scheme, the ring channel supplies annular seal spare to fill to realize annular seal spare's installation, can assemble the clearance between the body to first assembly body and second at annular seal spare and carry out the shutoff, and then the seepage of coolant liquid reduces, and the rivers flow stability in the cooling trough promotes, and the cooling effect of mould benevolence obtains promoting.

Preferably, flanges are respectively arranged at the peripheries of the first assembly body and the second assembly body, and when the first assembly body and the second assembly body are mutually closed, the flanges on the first assembly body and the second assembly body are mutually attached; the mounting includes first double-layered frame, second double-layered frame and threaded fastener, threaded fastener respectively fixed connection in first double-layered frame and second double-layered frame, first double-layered frame and the second presss from both sides the flange centre gripping that the frame will laminate each other fixedly.

Through adopting above-mentioned technical scheme, first clamp splice and second clamp splice two flanges and carry out the centre gripping fixed, and then realize assembling the body with first assembly and second and carry out the centre gripping fixed, in addition, threaded fastener can dismantle first clamp splice and second clamp splice, and then is convenient for assemble the body with first assembly and second and dismantle, is convenient for change annular seal spare and clear up inside water route.

Preferably, the first clamping frame and the second clamping frame are respectively provided with a first positioning boss, a first positioning groove is formed in the flange, and the first positioning boss is matched with the first positioning groove in an inserted manner.

Through adopting above-mentioned technical scheme, under the mutual grafting cooperation of first location boss and first location recess, the clamping position of first clamp frame and second clamp frame obtains the location, is difficult for squinting during the installation, and the installation accuracy of first clamp frame and second clamp frame can promote.

Preferably, the first assembled body or the second assembled body is provided with a drainage groove extending in the circumferential direction and having one end opened at the circumferential side.

Through adopting above-mentioned technical scheme, the cooling water spills over to the outside around from mould benevolence easily, and here, the water drainage tank can carry out the separation to the cooling water that spills over, and the while is concentrated the discharge to the port department with the cooling water drainage, has reduced the cooling water and has spilt the possibility at will.

Preferably, the annular sealing member extends along a length direction of the cooling water tank and is located on both sides of the cooling water tank.

Through adopting above-mentioned technical scheme, locate the both sides position department of cooling trough with annular sealing member, reducible cooling water is from both sides possibility of overflowing, and the anti-overflow effect is better.

Preferably, the first assembling body is provided with a second positioning boss, the second assembling body is provided with a second positioning groove, and the second positioning boss is matched with the second positioning groove in an inserting manner.

By adopting the technical scheme, under the mutual inserting and matching effect of the second positioning bosses and the second positioning grooves, the mounting precision between the first assembly body and the second assembly body is improved.

Preferably, the water faucet further comprises a water faucet, a threaded hole communicated with the cooling water tank is formed in the first assembling body and/or the second assembling body, an external thread is formed in the water faucet, and the water faucet is connected to the internal thread of the threaded hole through the external thread.

By adopting the technical scheme, the water nozzle can be convenient for the cooling water tank to be communicated with an external pipeline, and the structure is practical.

Preferably, the outside of water injection well choke has the waterproof sticky tape of one deck, waterproof sticky tape twine in the external screw thread department of water injection well choke and fill in the water injection well choke and between the pore wall of screw hole.

Through adopting above-mentioned technical scheme, waterproof sticky tape plays and carries out the effect of shutoff with the thread clearance, and the leakproofness when the water injection well choke is installed obtains promoting.

In summary, the present application includes at least one of the following beneficial technical effects:

1. the gap between the first assembly body and the second assembly body is plugged through an annular sealing piece, so that the seepage of cooling liquid is reduced, the flow stability of water flow in a cooling water tank is improved, and the cooling effect of the mold core is improved;

2. the first clamping frame and the second clamping frame can clamp and fix the first assembly body and the second assembly body under the action of the threaded fasteners, and meanwhile, the first clamping frame and the second clamping frame are convenient to disassemble, so that the replacement of the annular sealing element and the cleaning of an internal water path are realized;

3. under the grafting cooperation of first location boss and first positioning groove, the clamping position of first clamp frame and second clamp frame obtains the location, is difficult for squinting during the installation, and the installation accuracy of first clamp frame and second clamp frame can promote, simultaneously, under the mutual grafting complex effect of second location boss and second positioning groove, the installation accuracy between the first body of assembling and the second body of assembling obtains promoting.

Drawings

Fig. 1 is a schematic structural view of the mold core sealing structure of the present application.

Fig. 2 is a schematic view of the assembly of the fastener of the present application.

Fig. 3 is a schematic view of an assembly relationship between a first assembly body and a second assembly body according to the present application.

Fig. 4 is an assembly relationship diagram of another view angle of the first assembly body and the second assembly body.

Description of reference numerals: 1. a first assembled body; 2. a second assembled body; 3. a cooling water tank; 4. a fixing member; 41. a first clamping frame; 42. a second clamping frame; 43. a threaded fastener; 431. a bolt; 432. a nut; 5. a flange; 6. a first positioning boss; 7. a first positioning groove; 8. a second positioning boss; 9. a second positioning groove; 10. a threaded hole; 11. a water nozzle; 12. an annular seal; 13. an annular groove; 14. a water drainage groove.

Detailed Description

The present application is described in further detail below with reference to figures 1-4.

The embodiment of the application discloses a mould benevolence seal structure. Referring to fig. 1, the structure includes a first assembly body 1 and a second assembly body 2, wherein the first assembly body 1 and the second assembly body 2 are fixed to each other to form a mold for molding a light guide plate and other plate-like materials. The first assembly body 1 and the second assembly body 2 are combined with each other to form a cooling water tank 3 for cooling the mold core.

Referring to fig. 1 and 2, in order to fix the first assembled body 1 and the second assembled body 2, a fixing member 4 is disposed between the first assembled body 1 and the second assembled body 2; in this embodiment, the first assembled body 1 and the second assembled body 2 are disposed in a plate shape, the outer edge contours of the first assembled body 1 and the second assembled body 2 are disposed in a rectangular shape, and the peripheral edges of the first assembled body 1 and the second assembled body 2 are respectively integrally connected with the flanges 5, the two flanges 5 are respectively disposed in a closed ring shape along the peripheral edges of the first assembled body 1 and the second assembled body 2, so as to close the first assembled body 1 and the second assembled body 2, at this time, the two flanges 5 of the first assembled body 1 and the second assembled body 2 are mutually attached, and it should be noted that the closing referred to herein means to overlap the first assembled body 1 and the second assembled body 2.

The fixing part 4 is arranged on the first assembly body 1 and the second assembly body 2 and used for fixing the two flanges 5, so that the first assembly body 1 and the second assembly body 2 are fixed with each other. The fixing member 4 includes a first clamping frame 41, a second clamping frame 42, and a threaded fastener 43, in this embodiment, the outer edges of the first clamping frame 41 and the second clamping frame 42 are arranged in a rectangular frame shape, the inner edge size of the first clamping frame 41 is consistent with the outer edge size of the first assembled body 1, the first clamping frame 41 is sleeved on the first assembled body 1 and is abutted to the flange 5, meanwhile, the inner edge size of the second clamping frame 42 is consistent with the outer edge size of the second assembled body 2, the second clamping frame 42 is sleeved on the second assembled body 2 and is abutted to the flange 5, at this time, the first clamping frame 41 and the second clamping frame 42 clamp the two flanges 5 which are mutually attached along the circumferential direction, and the threaded fastener 43 is used for fixing the first clamping frame 41 and the second clamping frame 42.

Specifically, the threaded fastener 43 includes a bolt 431 and a nut 432, through holes for the bolt 431 to pass through are respectively formed in the first clamping frame 41 and the second clamping frame 42, the bolt 431 passes through the first clamping frame 41 and the second clamping frame 42 through the through holes, and the nut 432 is in threaded connection with the bolt 431, so that the first clamping frame 41 and the second clamping frame 42 are fixed, and at this time, the first clamping frame 41 and the second clamping frame 42 clamp and fix the flanges 5 which are attached to each other.

Further, threaded fastener 43 can also set up the multiunit, and multiunit threaded fastener 43 sets up along the periphery interval of first assembly body 1 or second assembly body 2 to the realization is fixed to first assembly body 1 and second assembly body 2 multiple spot in the circumferential direction, and first assembly body 1 is more firm with the installation of second assembly body 2.

In addition, the first clamping frame 41 and the second clamping frame 42 are respectively provided with a first positioning boss 6, the first positioning boss 6 is arranged in a cylindrical shape in this embodiment, one end of the first positioning boss is integrally connected with the first clamping frame 41 or the second clamping frame 42, meanwhile, a first positioning groove 7 is recessed from the outside to the inside at a position of the flange 5 facing the first assembly body 1 or the second assembly body 2, the first positioning boss 6 is in insertion fit with the first positioning groove 7, when the first clamping frame 41 and the second clamping frame 42 fixedly connect the two flanges 5, the first positioning boss 6 is inserted into the first positioning groove 7, at this time, under the mutual insertion fit effect of the first positioning boss 6 and the first positioning groove 7, the clamping positions of the first clamping frame 41 and the second clamping frame 42 are positioned, and the installation accuracy of the first clamping frame 41 and the second clamping frame 42 is improved.

In addition, referring to fig. 3 and 4, in order to improve the mounting accuracy when the first assembly body 1 and the second assembly body 2 are stacked, a second positioning boss 8 is arranged on the first assembly body 1, the second positioning boss 8 is also arranged in a cylindrical shape, one end of the second positioning boss 8 is integrally connected to one side surface of the first assembly body 1 facing the second assembly body 2, meanwhile, a second positioning groove 9 is formed in a position, facing the first assembly body 1, of the second assembly body 2 from outside to inside in a recessed manner, the second positioning boss 8 is in inserted fit with the second positioning groove 9, and when the first assembly body 1 is stacked with the second assembly body 2, the second positioning boss 8 is inserted into the second positioning groove 9; here, the second location boss 8 and the second positioning groove 9 of pegging graft each other still can set up the multiunit, multiunit peg graft each other the complex second location boss 8 and the second positioning groove 9 evenly arrange in first assembly body 1 and second assembly body 2 between, at this moment, under the mutual grafting complex effect of second location boss 8 and second positioning groove 9, realize mutual location between first assembly body 1 and the second assembly body 2, the installation accuracy between first assembly body 1 and the second assembly body 2 obtains promoting.

In order to realize cooling and forming of a formed workpiece, a cooling water tank 3 is further arranged between the first assembling body 1 and the second assembling body 2, wherein the cooling water tank 3 can be formed on one side surface of the first assembling body 1 facing the second assembling body 2 in a milling and forming mode, also can be formed on one side surface of the second assembling body 2 facing the first assembling body 1, and can be formed on the first assembling body 1 and the second assembling body 2 simultaneously, the actual setting position can be adjusted according to actual needs, no limitation is made here, meanwhile, the extension shape of the cooling water tank 3 can be arranged along with a cooling area required by the workpiece, and no limitation is made on the extension direction of the cooling water tank 3 in the embodiment.

In addition, the both ends of cooling trough 3 are respectively at first body 1 or the 2 upper shed of second assembly body, pour into the cooling water into at the opening part, can realize the cooling to the mould benevolence to in the shaping of work piece, and, in order to be convenient for dock with external cooling water piping, the mould benevolence still includes water injection well choke 11, and water injection well choke 11 is installed on first body 1 or the second assembly body 2.

Wherein, for the installation that realizes water injection well choke 11, can set up the screw hole 10 that is linked together with cooling trough 3 tip on first assembly body 1 or the second assembly body 2, the concrete position of seting up of screw hole 10 is decided according to the concrete position that sets up of cooling trough 3, when cooling trough 3 is located first assembly body 1 promptly, can locate screw hole 10 on first assembly body 1, when cooling trough 3 is located second assembly body 2, can locate screw hole 10 on second assembly body 2, when cooling trough 3 establishes to twice and locates first assembly body 1 and second assembly body 2 respectively, two screw holes 10 that are located the cooling water course both ends can set up respectively on first assembly body 1 and second assembly body 2.

The tip position department of water injection well choke 11 is equipped with the external screw thread, and water injection well choke 11 is in the internal thread department of screw hole 10 via external screw thread threaded connection, and at this moment, water injection well choke 11 is linked together with cooling trough 3, and water injection well choke 11 can be with outside cooling water piping looks fixed connection this moment to realize that the cooling water flows in from the one end of cooling trough 3, and flow to the other end realization of cooling trough 3 and flow, realize the cooling water circulation.

Further, for promoting the leakproofness of water injection well choke 11 junction, the outside of water injection well choke 11 has the waterproof sticky tape of one deck, and the raw material area can be chooseed for use to the waterproof sticky tape, and waterproof sticky tape twines in the external screw thread department of water injection well choke 11, when with water injection well choke 11 threaded connection in screw hole 10, waterproof sticky tape is filled between the pore wall of water injection well choke 11 and screw hole 10, realizes carrying out seal installation with water injection well choke 11.

With continued reference to fig. 3 and 4, when the first assembled unit 1 and the second assembled unit 2 are stacked, a gap is easily generated between the first assembled unit 1 and the second assembled unit 2, and there is a possibility that the cooling water overflows, which affects the flow stability of the cooling water in the cooling water tank 3 to a certain extent, in order to reduce the above-mentioned situation.

This mould structure still includes annular seal 12, in this embodiment, annular seal 12 can adopt rubber seal, wherein, first assembly body 1 or second assembly body 2 department from the outside inwards cave in and be provided with the ring channel 13 that supplies annular seal 12 to fill, ring channel 13 extends and is located the relative both sides of cooling trough 3 along the profile direction of cooling trough 3, at this moment, through imbedding annular seal 12 in ring channel 13, ring seal 12 extends and is located the both sides of cooling trough 3 along the length direction of cooling trough 3 this moment, and then seals up the clearance of cooling trough 3 both sides, overflow in order to reduce the cooling water.

Further, in order to improve the sealing performance of the mold core, the annular sealing elements 12 may be further provided with a plurality of sets, the plurality of sets of annular sealing elements 12 may be respectively disposed on the first assembled body 1 and the second assembled body 2, and correspondingly, the annular grooves 13 need to be respectively disposed on the first assembled body 1 and the second assembled body 2.

Referring to fig. 3, after the annular sealing member 12 is installed, if the flatness of the mold is maintained non-uniform during the manufacturing process, the cooling water may overflow, in order to reduce the overflow of the cooling water towards the periphery of the mold core, the first assembled body 1 or the second assembled body 2 may be provided with a drainage groove 14 in a recessed manner, the drainage groove 14 extends along the circumferential direction of the first assembled body 1 or the second assembled body 2, and one end of the drainage groove is opened at the circumferential side of the mold core, the opening may be connected with a pipeline in the same manner, the drainage groove 14 may block the overflowing cooling water, and meanwhile, the cooling water is drained to the port to be discharged in a concentrated manner, so that the cooling water is discharged in order, and is convenient to guide and recover the cooling water.

The implementation principle of the mold core sealing structure in the embodiment of the application is as follows: the gap between the first assembly body 1 and the second assembly body 2 is sealed by the annular sealing piece 12, so that the seepage of cooling liquid is reduced, if the cooling liquid still seeps, the drainage groove 14 can perform second-path separation, and meanwhile, overflowed cooling water is drained and recycled; in addition, in the process of detaching and mounting the first clamping frame 41 and the second clamping frame 42, the annular sealing piece 12 is convenient to replace and clean the internal water channel.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. The utility model provides a mould benevolence seal structure, includes that first body (1) and the second of assembling are assembled body (2), first body (1) of assembling and/or be equipped with cooling trough (3) that both ends opening set up on the second is assembled body (2), its characterized in that:

the fixing piece (4) is arranged on the first assembly body (1) and the second assembly body (2) and is used for fixedly connecting the first assembly body (1) with the second assembly body (2);

the first assembled body (1) and/or the second assembled body (2) are/is provided with an annular groove (13) for filling the annular sealing element (12).

2. The mold core sealing structure according to claim 1, wherein: flanges (5) are respectively arranged at the peripheries of the first assembly body (1) and the second assembly body (2), and when the first assembly body (1) and the second assembly body (2) are mutually closed, the flanges (5) on the first assembly body (1) and the second assembly body (2) are mutually attached;

the fixing piece (4) comprises a first clamping frame (41), a second clamping frame (42) and a threaded fastener (43), wherein the threaded fastener (43) is fixedly connected with the first clamping frame (41) and the second clamping frame (42) respectively, and the first clamping frame (41) and the second clamping frame (42) clamp and fix the mutually attached flanges (5).

3. The mold core sealing structure according to claim 2, wherein: the first clamping frame (41) and the second clamping frame (42) are respectively provided with a first positioning boss (6), the flange (5) is provided with a first positioning groove (7), and the first positioning boss (6) is in plug-in fit with the first positioning groove (7).

4. The mold core sealing structure according to claim 1, wherein: the first assembling body (1) or the second assembling body (2) is provided with a drainage groove (14), the drainage groove (14) extends along the circumferential direction, and one end of the drainage groove is opened at the circumferential side.

5. The mold core sealing structure according to claim 1, wherein: the annular sealing pieces (12) extend along the length direction of the cooling water tank (3) and are positioned on two sides of the cooling water tank (3).

6. The mold core sealing structure according to claim 1, wherein: the first body (1) of assembling is provided with a second positioning boss (8), the second body (2) of assembling is provided with a second positioning groove (9), and the second positioning boss (8) is matched with the second positioning groove (9) in an inserted manner.

7. The mold core sealing structure according to claim 1, wherein: still include water injection well choke (11), first assemble body (1) and/or be equipped with on the second assemble body (2) with screw hole (10) of cooling trough (3) intercommunication, be equipped with the external screw thread on water injection well choke (11), water injection well choke (11) via external screw thread threaded connection in the internal thread department of screw hole (10).

8. The mold core sealing structure according to claim 7, wherein: the outside of water injection well choke (11) has the waterproof sticky tape of one deck, waterproof sticky tape twine in the external screw thread department of water injection well choke (11) and fill in water injection well choke (11) and between the pore wall of screw hole (10).