CN212826646U

CN212826646U - Forming die of oval silica gel sealing washer

Info

Publication number: CN212826646U
Application number: CN202021447216.XU
Authority: CN
Inventors: 徐连顺
Original assignee: Dongguan Guanyu Silicone Technology Co ltd
Current assignee: Dongguan Guanyu Silicone Technology Co ltd
Priority date: 2020-07-21
Filing date: 2020-07-21
Publication date: 2021-03-30
Anticipated expiration: 2030-07-21

Abstract

The utility model discloses a forming die of oval silica gel sealing washer relates to forming die technical field, including the die holder, the die holder top is provided with rather than matched with upper die base, the fixed center block that is provided with of central point department of putting at die holder top. The utility model discloses an at die holder internally mounted with the motor, the motor drives the master gear and rotates, the master gear drives the pinion and rotates, the pinion is fixed connection with the lead screw, and the lead screw is opposite to the screw of both sides position department soon from the center, and then drive two sets of sliders and do the slip of being close to mutually and keeping away from, the fixed cooperation piece that is provided with sealing washer both sides matched with in slider top, when the drawing of patterns of sealing washer injection moulding, two sets of cooperation pieces are under the effect of lead screw, and then make the area of contact between the sealing washer after the shaping and the die holder reduce, the phenomenon of adhesion takes place in the drawing of patterns for the effectual sealing washer of avoiding, great improvement the quality of the sealing washer.

Description

Forming die of oval silica gel sealing washer

Technical Field

The utility model relates to a forming die technical field specifically is a forming die of oval silica gel sealing washer.

Background

The mould is used for making the tool of the shaping article, it mainly realizes the processing of the appearance of the article through the change of the physical state of the shaping material, the name of the product is the name of the "industrial mother", the shaping mould, also called the section mould, the mould made according to the shape and structure of the real object in proportion, the tool making the material into a certain shape by the method of pressing or pouring.

When carrying out injection mold, because the problem of silica gel material, when the sealing washer drawing of patterns, the adhesion very easily leads to the sealing washer quality after the drawing of patterns to be relatively poor, and the cooling system cooling effect of current mould is relatively poor, has lengthened the cycle of shaping drawing of patterns, and is comparatively troublesome in the current oval silica gel sealing washer.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a: in order to solve the problem that the demoulding is easy to adhere and the cooling effect is poor in the prior art, the forming die of the oval silica gel sealing ring is provided.

In order to achieve the above object, the utility model provides a following technical scheme: a forming die of an oval silica gel sealing ring comprises a lower die holder, wherein an upper die holder matched with the lower die holder is arranged at the top of the lower die holder, a central block is fixedly arranged at the central position of the top of the lower die holder, a sealing ring is arranged at the outer side of the central block at the top of the lower die holder, a motor is arranged at one end of the lower portion of the sealing ring in the lower die holder, the output end of the motor is fixedly connected with a rotating shaft rotatably connected with the lower die holder, a main gear is fixedly arranged at the outer side of the rotating shaft in the lower die holder, a lead screw is movably connected with the lower portion of the sealing ring in the lower die holder, a pinion meshed with the main gear is fixedly arranged at the central position of the lead screw, sliding blocks slidably connected with the lower die holder are movably connected to the two sides of the lead screw, a supporting frame slidably connected with the, and a cooling pipe extending to the outer sides of the two ends of the lower die holder is arranged in the central block.

Preferably, a cavity matched with the main gear, the pinion and the screw rod is arranged in the lower die holder, and bearings rotatably connected with the lower die holder are fixedly arranged outside two sides of the screw rod.

Preferably, the bottom of slider one end is fixed to be provided with and extends to the inside limiting plate of die holder, and the inside both sides of die holder all be provided with the spout of slider, support frame, cooperation piece and limiting plate.

Preferably, the central point of upper die base top puts and is provided with the sprue that extends to its inside, the both sides of sprue bottom all are provided with the subchannel with sealing washer matched with.

Preferably, the four corners at the top of the lower die holder are all fixedly provided with positioning blocks extending into the upper die holder, the two sides of the central block at the bottom of the upper die holder are fixedly provided with limiting blocks extending into the lower die holder, and the top of the lower die holder is provided with limiting grooves matched with the limiting blocks.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the utility model discloses a motor is installed to the die holder internally, the motor drives the master gear and rotates, the master gear drives the pinion and rotates, pinion and lead screw are fixed connection, and then the motor drives the lead screw and rotates, and the lead screw is opposite to the screw thread direction of both sides position department from the center, and then drive two sets of sliders and do the slip that is close to mutually and keeps away from mutually, the slider top is fixed and is provided with the cooperation piece with sealing washer both sides matched with, when the sealing washer injection moulding drawing of patterns, two sets of cooperation pieces break away from the sealing washer under the effect of lead screw, and then make the contact area between the sealing washer after the shaping and the die holder reduce, the phenomenon that the sealing washer takes place the adhesion in the drawing of patterns is effectively avoided, the quality of;

2. the utility model discloses an evenly be provided with the multiunit cooling tube in sealing washer shaping intracavity side, cool off the sealing washer through the cooling tube, great improvement the fashioned time of sealing washer cooling, reduced duty cycle, it is comparatively convenient that the operation gets up.

Drawings

FIG. 1 is a schematic view of a bottom part of the present invention;

FIG. 2 is a top partial schematic view of the present invention;

FIG. 3 is a schematic view of the internal structure of the present invention;

fig. 4 is a schematic structural diagram of the present invention.

In the figure: 1. a lower die holder; 2. an upper die holder; 3. a center block; 4. a seal ring; 5. a cooling tube; 6. a motor; 7. a rotating shaft; 8. a main gear; 9. a pinion gear; 10. a screw rod; 11. a slider; 12. a support frame; 13. a matching block; 14. a bearing; 15. a main flow channel; 16. a shunt channel; 17. a limiting block; 18. a limiting groove; 19. positioning blocks; 20. a limiting plate; 21. a cavity.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance. In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted", "connected" and "disposed" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art. The following describes an embodiment of the present invention according to its overall structure.

The motor (model: YE2) mentioned in the utility model can be obtained by market or private ordering.

Referring to fig. 1-4, a forming mold for an oval silica gel sealing ring comprises a lower die holder 1, an upper die holder 2 matched with the lower die holder 1 is arranged at the top of the lower die holder 1, a central block 3 is fixedly arranged at the central position of the top of the lower die holder 1, a sealing ring 4 is arranged at the top of the lower die holder 1 and positioned outside the central block 3, a motor 6 is arranged at one end of the lower die holder 1 and positioned below the sealing ring 4, an output end of the motor 6 is fixedly connected with a rotating shaft 7 rotatably connected with the lower die holder 1, a main gear 8 is fixedly arranged outside the rotating shaft 7 and positioned inside the lower die holder 1, a lead screw 10 is movably connected inside the lower die holder 1 and positioned below the sealing ring 4, a pinion 9 meshed with the main gear 8 is fixedly arranged at the central position of the lead screw 10, sliding blocks 11 slidably connected with the lower die holder 1 are movably connected at two sides of, the top of the support frame 12 is fixedly provided with a matching block 13 matched with the sealing ring 4, and the inside of the central block 3 is provided with a cooling pipe 5 extending to the outer sides of the two ends of the lower die holder 1.

The utility model discloses an at 1 internally mounted of die holder there is motor 6, motor 6 drives master gear 8 and rotates, master gear 8 drives pinion 9 and rotates, pinion 9 is fixed connection with lead screw 10, and then motor 6 drives lead screw 10 and rotates, and lead screw 10 is opposite to the screw thread of both sides position department from the center soon, and then drive two sets of sliders 11 and do the slip of being close to mutually and keeping away from mutually, the fixed cooperation piece 13 that is provided with 4 both sides matched with of sealing washer in slider 11 top, when the 4 injection moulding drawing of patterns of sealing washer, two sets of cooperation pieces 13 are under the effect of lead screw 10, break away from sealing washer 4, and then make the area of contact between sealing washer 4 and the die holder 1 after the shaping reduce, the phenomenon of adhesion takes place in the drawing of patterns of effectual sealing washer 4 of avoiding, great improvement the quality of the 4 drawing of patterns.

Please refer to fig. 2, the inside of the lower die holder 1 is provided with a cavity 21 matching with the main gear 8, the pinion 9 and the lead screw 10, the outside of both sides of the lead screw 10 is fixedly provided with a bearing 14 connected with the lower die holder 1 in a rotating way, the utility model discloses a setting up the cavity 21, making the structure of each part of the utility model can operate normally, and interference can not occur.

Please refer to fig. 3 heavily, the fixed limiting plate 20 that extends to the inside of die holder 1 that is provided with in bottom of slider 11 one end, and die holder 1 inside both sides all be provided with slider 11, support frame 12, cooperation piece 13 and limiting plate 20's spout, the utility model discloses a set up limiting plate 20, it is more stable when slider 11 is gliding, can not take place the skew.

Please refer to fig. 1 and fig. 2, the central position of the top of the upper die base 2 is provided with a main runner 15 extending to the inside thereof, and both sides of the bottom of the main runner 15 are provided with branch runners 16 matched with the sealing ring 4, the utility model discloses a set up the main runner 15 and the branch runners 16, conveniently carry out injection molding to the sealing ring 4.

Please refer to fig. 2 and fig. 4 emphatically, the four corners department at die holder 1 top all fixedly is provided with the locating piece 19 that extends to die holder 2 inside, and 2 bottom of upper die base are located the fixed stopper 17 that extends to die holder 1 inside that is provided with in both sides of center block 3, and die holder 1 top is provided with the spacing groove 18 with stopper 17 matched with, the utility model discloses a set up stopper 17, when die holder 1 and upper die base 2 are closed, can play certain limiting displacement to cooperation piece 13, when die holder 1 and upper die base 2 are detached, can make cooperation piece 13 slide in spacing groove 18 is inside, and then make things convenient for the drawing of patterns.

The working principle is as follows: when the injection molding machine is used, the lower die holder 1 and the upper die holder 2 are installed inside the die holder, then the die holder is connected with the injection molding machine, the injection molding machine performs injection molding on the sealing ring 4 through the main runner 15 and the branch runners 16, after the injection molding is completed, the central position of the top of the lower die holder 1 is provided with the central block 3, the central block 3 is positioned at the inner side of a forming cavity of the sealing ring 4, a plurality of groups of cooling tubes 5 are uniformly arranged inside the central block 3, through the uniquely designed cooling tubes 5, the cooling period of the sealing ring 4 after the injection molding is completed is greatly shortened, the forming time is fast, after the cooling of the sealing ring 4 is completed, the upper die holder 2 is separated, then two groups of limiting blocks 17 at the bottom of the upper die holder 2 are separated from the limiting grooves 18, the motor 6 is started, the motor 6 is installed at one end, which, a main gear 8 is fixedly arranged on the outer side of the rotating shaft 7, the main gear 8 is meshed with a pinion 9, the pinion 9 is fixedly connected with a screw rod 10, and then the motor 6 drives the screw rod 10 to rotate, external threads with opposite rotation directions are respectively arranged on the outer side of the screw rod 10 from the positions of two sides of the center, the outer sides of the external threads are movably connected with a slide block 11 which is positioned in the lower die holder 1 and is in sliding connection with the lower die holder 1, a support frame 12 which is in sliding connection with the lower die holder 1 is fixedly arranged on the top of the slide block 11, a matching block 13 which is matched with the sealing ring 4 is fixedly arranged on the top of the support frame 12, and then the motor 6 can drive two groups of matching blocks 13 to slide in limiting grooves 18 on two sides of the top of the lower die holder 1, so that the two groups of matching blocks 13 are separated from two, the adhesion is effectively avoided, and the operation is convenient.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. The utility model provides a forming die of oval silica gel sealing washer, includes die holder (1), its characterized in that: the die comprises a lower die holder (1), an upper die holder (2) matched with the lower die holder (1) is arranged at the top of the lower die holder (1), a central block (3) is fixedly arranged at the central position of the top of the lower die holder (1), a sealing ring (4) is arranged at the outer side of the central block (3) at the top of the lower die holder (1), a motor (6) is installed at one end of the inner part of the lower die holder (1) below the sealing ring (4), a rotating shaft (7) rotatably connected with the lower die holder (1) is fixedly connected at the output end of the motor (6), a main gear (8) is fixedly arranged at the outer side of the rotating shaft (7) inside the lower die holder (1), a lead screw (10) is movably connected at the lower part of the inner part of the lower die holder (1) below the sealing ring (4), an auxiliary gear (9) meshed with the main gear (8) is fixedly arranged at the central position of the lead, the improved die holder is characterized in that a support frame (12) which is connected with the lower die holder (1) in a sliding mode is fixedly arranged at the top of the sliding block (11), a matching block (13) which is matched with the sealing ring (4) is fixedly arranged at the top of the support frame (12), and a cooling pipe (5) which extends to the outer sides of two ends of the lower die holder (1) is arranged inside the center block (3).

2. The molding die of the elliptical silica gel sealing ring according to claim 1, characterized in that: the die comprises a lower die holder (1) and is characterized in that a cavity (21) matched with a main gear (8), a pinion (9) and a screw rod (10) is formed in the lower die holder (1), and bearings (14) rotatably connected with the lower die holder (1) are fixedly arranged on the outer portions of two sides of the screw rod (10).

3. The molding die of the elliptical silica gel sealing ring according to claim 1, characterized in that: the bottom of one end of the sliding block (11) is fixedly provided with a limiting plate (20) extending to the inside of the lower die holder (1), and the two sides of the inside of the lower die holder (1) are provided with sliding grooves connected with the sliding block (11), the supporting frame (12), the matching block (13) and the limiting plate (20).

4. The molding die of the elliptical silica gel sealing ring according to claim 1, characterized in that: the center position department at upper die base (2) top is provided with main runner (15) that extend to its inside, the both sides of main runner (15) bottom all are provided with subchannel (16) with sealing washer (4) matched with.

5. The molding die of the elliptical silica gel sealing ring according to claim 1, characterized in that: the die holder is characterized in that positioning blocks (19) extending into the die holder (2) are fixedly arranged at four corners of the top of the die holder (1), limiting blocks (17) extending into the die holder (1) are fixedly arranged on two sides of the central block (3) at the bottom of the die holder (2), and limiting grooves (18) matched with the limiting blocks (17) are formed in the top of the die holder (1).