CN213617849U

CN213617849U - Injection mold with mold cavity cleaning structure

Info

Publication number: CN213617849U
Application number: CN202022369303.4U
Authority: CN
Inventors: 史闵新
Original assignee: Suzhou Fumantang Electrical Technology Co ltd
Current assignee: Suzhou Fumantang Electrical Technology Co ltd
Priority date: 2020-10-22
Filing date: 2020-10-22
Publication date: 2021-07-06
Anticipated expiration: 2030-10-22

Abstract

The utility model discloses an injection mold with die cavity clearance structure belongs to injection mold technical field, the on-line screen storage device comprises a base, the top fixedly connected with lower mould of base, the bottom of lower mould is run through and is extended to the inside of base, the top of lower mould is provided with the mould, the first motor of interior diapire fixedly connected with of base, shaft coupling fixedly connected with screw rod is passed through at the top of first motor, the outside threaded connection of screw rod has the crane. The utility model discloses a, can strike off the impurity on the lower mould inner wall through the in-process that the scraper blade rises, the second motor can drive the connecting axle and rotate to can make and fix the gear revolve at its outside, gear and lug meshing, thereby can remove right, make the connecting axle remove right, can drive clean frame and remove right, two clean top of putting up with clean subassembly fixed connection, make to clean the subassembly and remove right and clear up the scraper blade, thereby make the clearance effect more thorough.

Description

Injection mold with mold cavity cleaning structure

Technical Field

The utility model relates to an injection mold technical field, more specifically say, relate to an injection mold with die cavity clearance structure.

Background

Injection molding, also known as injection molding, is a molding method that is used in mass production and molding of complex shaped products, and is a method for obtaining molded articles by stirring a completely molten plastic material at a certain temperature by a screw, injecting the material into a mold cavity under high pressure, cooling and solidifying the material.

The method is suitable for batch production of parts with complex shapes, is one of important processing methods, and a large amount of injection molding liquid is often adhered to an inner cavity of an injection mold in the using process of the injection mold, so that the inner cavity adhered to the mold is difficult to clean.

SUMMERY OF THE UTILITY MODEL

1. Technical problem to be solved

To the problem that exists among the prior art, the utility model aims to provide an injection mold with die cavity clearance structure possesses easy clearance, clears up effectual advantage, has solved injection mold inner chamber often can the adhesion a large amount of liquid of moulding plastics in the use, and the adhesion is more difficult to the problem of clearance at the inner chamber of mould.

2. Technical scheme

In order to solve the above problems, the utility model adopts the following technical proposal.

An injection mold with a mold cavity cleaning structure comprises a base, wherein the top of the base is fixedly connected with a lower mold, the bottom of the lower mold penetrates through and extends into the base, an upper mold is arranged above the lower mold, the inner bottom wall of the base is fixedly connected with a first motor, the top of the first motor is fixedly connected with a screw rod through a coupler, the outer thread of the screw rod is connected with a lifting frame, the top of the lifting frame penetrates through and extends into the lower mold, the inner wall of the lower mold is slidably connected with a scraper, the bottom of the scraper is fixedly connected with the lifting frame, the outer part of the lower mold is fixedly connected with a sliding frame, the front side and the back side of the sliding frame are both provided with sliding grooves, the inner parts of the two sliding grooves are slidably connected with a connecting shaft, the outer part of the connecting shaft is rotatably connected with two cleaning frames, the two cleaning frames are respectively, the front and the back of the connecting shaft respectively penetrate through and extend to the front and the back of the sliding frame, the front of the connecting shaft is fixedly connected with a gear, the back of the cleaning frame at the back is fixedly connected with a second motor, the front surface of the second motor is fixedly connected with the connecting shaft through a coupler, the front surface of the sliding frame is fixedly connected with a row of uniformly arranged lugs, the bottom of the gear is meshed with the convex block, one side of the two cleaning frames opposite to each other is fixedly connected with a sweeping assembly, the left side of the cleaning component is fixedly connected with a hose, the inner bottom wall of the base is fixedly connected with a dust collecting box, the bottom of the hose is fixedly connected with the front surface of the inner wall of the dust collection box, the top of the dust collection box is fixedly connected with an air pump component, the right side of the air pump assembly penetrates through and extends to the inside of the dust collection box, and the left side of the air pump assembly penetrates through and extends to the left side of the base.

Preferably, clean the subassembly and include cleaning roller, cleaning roller's front and back respectively with two clean frame relative one side rotation connection, two clean frame relative one side fixedly connected with dust absorption head, dust absorption head's left side and hose fixed connection.

Preferably, the left and right sides of scraper blade has all been seted up the activity groove, two the equal fixedly connected with spring in relative one side of activity inslot wall, two the equal fixedly connected with fly leaf in relative one side of spring, two the fly leaf is sliding connection respectively in the inside in two activity grooves.

Preferably, the inner wall of the lower die is fixedly connected with a circle of sealing gasket, and the sealing gasket is made of high-temperature-resistant elastic material.

Preferably, a filter screen is fixedly connected to the joint of the air pump assembly and the dust collection box.

Preferably, the front surface of the base is provided with a recovery opening, the front surface of the dust collection box is hinged with a box door, and the box door corresponds to the recovery opening.

3. Advantageous effects

Compared with the prior art, the utility model has the advantages of:

(1) the injection mold with the mold cavity cleaning structure has the advantages that the scraper can serve as the inner bottom wall of the lower mold during injection molding by arranging the scraper to be attached to the inner wall of the lower mold, after injection molding is completed, the first motor can drive the screw to rotate, the screw is in threaded connection with the lifting frame, so that the lifting frame can be lifted upwards, the scraper is pushed up, the scraper extends to the top of the lower mold and does not separate from the lower mold, a cleaning component can directly clean the scraper, impurities on the inner wall of the lower mold can be scraped by the scraper in the lifting process, the interior of the mold does not need to be cleaned, the cleaning process is more convenient and faster, the cleaning effect is more thorough, the scraper can be cleaned by a cleaning roller in the cleaning component, the top of the dust collection box is fixedly connected with an air pump component, the front of the dust collection box is fixedly connected with the bottom of the hose, and the top of the hose is fixedly connected with, air pump assembly can bleed, make the dust absorption head can be with the impurity gettering on the scraper blade, arrange the inside of dust collection box through the hose, set up the outside of smooth frame fixed connection in lower mould, make the cleaning frame can slide in the bottom of smooth frame inner wall, the second motor can drive the connecting axle and rotate, thereby can make the gear revolve who fixes at its outside, gear and lug meshing, thereby can move right, make the connecting axle move right, can drive cleaning frame and move right, the top of two cleaning frames with clean subassembly fixed connection, make and clean the subassembly and can move right and clear up the scraper blade, thereby make the clearance effect more thorough.

(2) This injection mold with die cavity clearance structure cleans the top of scraper blade through setting up the roller that cleans, and the left side and the hose fixed connection of dust absorption head make the impurity of sweeping out can be through the absorption of dust absorption head.

(3) This injection mold with die cavity clearance structure, through the both ends that set up the spring respectively with the inner wall and the fly leaf fixed connection in movable groove, make the spring can support the fly leaf, make the fly leaf can extend the movable groove, make the scraper blade when rising the top of lower mould and clear up, the fly leaf can shelter from the gap between scraper blade and the lower mould, make impurity can not drop to between the inner diapire of scraper blade and lower mould from the gap, cause the condition of unable clearance.

(4) This injection mold with die cavity clearance structure, through setting up sealed the pad to elastic material, when the interior diapire of scraper blade decline lower mould, the scraper blade can extrusion sealing pad, makes the scraper blade can seal with the inner wall of lower mould, and the liquid of moulding plastics can not flow to the bottom of scraper blade and makes the scraper blade can't clear up the interior diapire of lower mould, sets up sealed the pad can high temperature resistant, can make the liquid of moulding plastics of high temperature can not make sealed pad warp and lose sealed effect.

(5) This injection mold with die cavity clearance structure can filter the dust collection box to the inside air of air pump assembly through setting up the filter screen, makes inside impurity of dust collection box and dust can not get into the inside of air pump assembly to can play the effect of protection to air pump assembly, prolong its life.

(6) This injection mold with die cavity clearance structure, it is corresponding with the chamber door of dust collection box to retrieve the mouth through the setting, makes operating personnel can retrieve the clearance through opening the chamber door to the impurity of dust collection box inside to the clearance for the staff provides convenience.

Drawings

FIG. 1 is a schematic cross-sectional view of the structure of the present invention;

FIG. 2 is an enlarged view of the point A in FIG. 1 according to the present invention;

FIG. 3 is a front view of the lower mold of the present invention in the injection molding state;

fig. 4 is a top view of the sweeping assembly of the present invention.

The reference numbers in the figures illustrate:

1. a base; 2. a lower die; 3. an upper die; 4. a first motor; 5. a screw; 6. a lifting frame; 7. a squeegee; 701. a movable groove; 702. a spring; 703. a movable plate; 8. a sliding frame; 9. a chute; 10. a connecting shaft; 11. a cleaning frame; 12. a gear; 13. a bump; 14. a sweeping assembly; 1401. cleaning the roller; 1402. a dust collection head; 15. a hose; 16. a dust collection box; 17. a second motor; 18. an air pump assembly.

Detailed Description

The technical solution in the embodiment of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiment of the present invention; obviously, the described embodiments are only a part of the embodiments of the present invention, and not all embodiments, and all other embodiments obtained by those skilled in the art without any inventive work are within the scope of the present invention based on the embodiments of the present invention.

In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "top/bottom", 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 in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" 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", "provided", "sleeved/connected", "connected", and the like are to be understood in a broad sense, such as "connected", which may be 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.

Referring to fig. 1-4, an injection mold with a mold cavity cleaning structure comprises a base 1, a lower mold 2 is fixedly connected to the top of the base 1, the bottom of the lower mold 2 penetrates and extends into the base 1, an upper mold 3 is arranged above the lower mold 2, a first motor 4 is fixedly connected to the inner bottom wall of the base 1, a screw 5 is fixedly connected to the top of the first motor 4 through a coupler, the outer thread of the screw 5 is connected with a lifting frame 6, the top of the lifting frame 6 penetrates and extends into the lower mold 2, a scraper 7 is slidably connected to the inner wall of the lower mold 2, the bottom of the scraper 7 is fixedly connected with the lifting frame 6, a sliding frame 8 is fixedly connected to the outer portion of the lower mold 2, sliding grooves 9 are formed in the front and back of the sliding frame 8, connecting shafts 10 are slidably connected to the inner portions of the sliding grooves 9, two cleaning frames 11 are rotatably connected to the outer portions of the connecting shafts 10, the two cleaning frames 11, the front and the back of the connecting shaft 10 respectively penetrate and extend to the front and the back of the sliding frame 8, the front of the connecting shaft 10 is fixedly connected with a gear 12, the back of the cleaning frame 11 at the back is fixedly connected with a second motor 17, the front of the second motor 17 is fixedly connected with the connecting shaft 10 through a coupler, the front of the sliding frame 8 is fixedly connected with a row of uniformly arranged lugs 13, the bottom of the gear 12 is meshed with the lugs 13, one opposite side of the two cleaning frames 11 is fixedly connected with a cleaning component 14, the left side of the cleaning component 14 is fixedly connected with a hose 15, the inner bottom wall of the base 1 is fixedly connected with a dust collection box 16, the bottom of the hose 15 is fixedly connected with the front of the inner wall of the dust collection box 16, the top of the dust collection box 16 is fixedly connected with an air pump component 18, the right side of the air pump component 18 penetrates and extends to the, by arranging the scraper 7 to be attached to the inner wall of the lower die 2, the scraper 7 can serve as the inner bottom wall of the lower die 2 during injection molding, after injection molding is completed, the first motor 4 can drive the screw rod 5 to rotate, the screw rod 5 is in threaded connection with the lifting frame 6, so that the lifting frame 6 can be lifted upwards to push the scraper 7, the scraper 7 is extended to the top of the lower die 2 and does not fall off the lower die 2, the cleaning component 14 can directly clean the scraper 7, impurities on the inner wall of the lower die 2 can be scraped during lifting of the scraper 7, the interior of the die does not need to be cleaned, the cleaning process is more convenient and more thorough, the cleaning roller 1401 in the cleaning component 14 can clean the scraper 7, the top of the dust collection box 16 is fixedly connected with the air pump component 18, the front of the dust collection box 16 is fixedly connected with the bottom of the hose 15, the top of the hose 15 is fixedly connected with the dust collection head 1402 in the cleaning component 14, the air pump assembly 18 can pump air to enable the dust collection head 1402 to absorb impurities on the scraper 7, the impurities are discharged into the dust collection box 16 through the hose 15, the sliding frame 8 is fixedly connected to the outer portion of the lower die 2, the cleaning frame 11 can slide at the bottom of the inner wall of the sliding frame 8, the second motor 17 can drive the connecting shaft 10 to rotate, the gear 12 fixed to the outer portion of the connecting shaft 12 can rotate, the gear 12 is meshed with the lug 13 and can move rightwards, the connecting shaft 10 can move rightwards, the cleaning frame 11 can be driven to move rightwards, the tops of the two cleaning frames 11 are fixedly connected with the cleaning assembly 14, the cleaning assembly 14 can move rightwards to clean the scraper 7, and therefore the cleaning effect is thorough.

Further, the cleaning assembly 14 comprises a cleaning roller 1401, the front and back of the cleaning roller 1401 are respectively rotatably connected with the opposite sides of the two cleaning frames 11, the opposite sides of the two cleaning frames 11 are fixedly connected with a dust suction head 1402, the left side of the dust suction head 1402 is fixedly connected with a hose 15, the top of the scraper 7 can be cleaned by arranging the cleaning roller 1401, and the left side of the dust suction head 1402 is fixedly connected with the hose 15, so that the cleaned impurities can be sucked and removed by the dust suction head 1402.

Further, movable groove 701 has all been seted up to the left and right sides of scraper 7, the equal fixedly connected with spring 702 in the relative one side of two movable groove 701 inner walls, the equal fixedly connected with fly leaf 703 in the relative one side of two spring 702, two fly leaves 703 sliding connection respectively in the inside of two movable groove 701, both ends through setting up spring 702 respectively with the inner wall of movable groove 701 and fly leaf 703 fixed connection, make spring 702 can support fly leaf 703, make fly leaf 703 can extend movable groove 701, make scraper 7 when rising to the top of lower mould 2 and clear up, fly leaf 703 can shelter from the gap between scraper 7 and the lower mould 2, make impurity can not drop to between the inner bottom wall of scraper 7 and lower mould 2 from the gap, cause the condition of unable clearance.

Further, the inner wall fixedly connected with round of lower mould 2 is sealed to fill up, sealed the pad is high temperature resistant elastic material, be elastic material through setting up sealed the pad, when scraper 7 descends the interior diapire of lower mould 2, scraper 7 can the extrusion seal pad, make scraper 7 can be sealed with the inner wall of lower mould 2, the liquid of moulding plastics can not flow to the bottom of scraper 7 and make scraper 7 unable to clear up the interior diapire of lower mould 2, it can be high temperature resistant to set up sealed the pad, the liquid of moulding plastics that can make the high temperature can not make sealed pad warp and lose sealed effect.

Furthermore, a filter screen is fixedly connected to the connection part of the air pump assembly 18 and the dust box 16, and the air from the dust box 16 to the inside of the air pump assembly 18 can be filtered by the filter screen, so that impurities and dust in the inside of the dust box 16 cannot enter the inside of the air pump assembly 18, the air pump assembly 18 can be protected, and the service life of the air pump assembly is prolonged.

Furthermore, the front of the base 1 is provided with a recovery opening, the front of the dust collection box 16 is hinged with a box door, the box door corresponds to the recovery opening, and the recovery opening corresponds to the box door of the dust collection box 16, so that an operator can recover and clean impurities inside the dust collection box 16 by opening the box door, and convenience is provided for cleaning the operator.

The working principle is as follows: when the mold is used for injection molding, the first motor 4 is opened to drive the screw rod 5 to rotate, the lifting frame 6 is lowered to the lowest position, the bottom of the scraper 7 is attached to the inner bottom wall of the lower mold 2, injection molding can be carried out, after injection molding is finished, the first motor 4 is opened to enable the scraper 7 to ascend to the top of the lower mold 2 to be cleaned, the scraper 7 can clean the inner wall of the lower mold 2 in the ascending process, the air pump assembly 18 and the second motor 17 are opened, the second motor 17 drives the connecting shaft 10 to rotate, the gear 12 fixed on the outer portion of the connecting shaft rotates, the gear 12 is meshed with the lug 13 to push the gear 12 to move rightwards, the connecting shaft 10 moves rightwards to drive the cleaning frame 11 to move rightwards, the cleaning assembly 14 can move rightwards to clean the top of the scraper 7, the cleaning roller 1401 in the cleaning assembly 14 can clean the scraper 7, the air pump assembly 18 can pump air, the dust collecting box is arranged in the dust collecting box 16 through the hose 15, and the box door can be opened to clean dust and impurities in the dust collecting box 16 after the dust collecting box is fully collected, so that the problems that the inner cavity of the injection mold is often adhered with a large amount of injection molding liquid in the using process and the inner cavity of the mold is difficult to clean are solved.

The above description is only the preferred embodiment of the present invention; the scope of the present invention is not limited thereto. Any person skilled in the art should also be able to cover the technical scope of the present invention by replacing or changing the technical solution and the improvement concept of the present invention with equivalents and modifications within the technical scope of the present invention.

Claims

1. The utility model provides an injection mold with die cavity clearance structure, includes base (1), its characterized in that: the top of the base (1) is fixedly connected with a lower die (2), the bottom of the lower die (2) penetrates through and extends to the inside of the base (1), an upper die (3) is arranged above the lower die (2), a first motor (4) is fixedly connected with the inner bottom wall of the base (1), a screw rod (5) is fixedly connected with the top of the first motor (4) through a coupler, a lifting frame (6) is connected with the outer threads of the screw rod (5), the top of the lifting frame (6) penetrates through and extends to the inside of the lower die (2), a scraping plate (7) is slidably connected with the inner wall of the lower die (2), the bottom of the scraping plate (7) is fixedly connected with the lifting frame (6), a sliding frame (8) is fixedly connected with the outer part of the lower die (2), sliding grooves (9) are formed in the front side and the back side of the sliding frame (8), and connecting shafts (10) are slidably connected, the outside of connecting axle (10) is rotated and is connected with two clean framves (11), two clean frame (11) sliding connection respectively in the back of smooth frame (8) and the front of smooth frame (8) inner wall, the front and the back of connecting axle (10) run through respectively and extend to the front and the back of smooth frame (8), the front fixedly connected with gear (12) of connecting axle (10), the back fixedly connected with second motor (17) of clean frame (11), the front of second motor (17) is through shaft coupling and connecting axle (10) fixed connection, the front fixedly connected with of smooth frame (8) has one row of align to grid's lug (13), the bottom and the lug (13) meshing of gear (12), two clean frame (11) one relative side fixedly connected with clean subassembly (14), clean the left side fixedly connected with hose (15) of subassembly (14), the dust collection box (16) is fixedly connected to the inner bottom wall of the base (1), the bottom of the hose (15) is fixedly connected with the front face of the inner wall of the dust collection box (16), an air pump component (18) is fixedly connected to the top of the dust collection box (16), the right side of the air pump component (18) penetrates through and extends to the inside of the dust collection box (16), and the left side of the air pump component (18) penetrates through and extends to the left side of the base (1).

2. The injection mold with the mold cavity cleaning structure as claimed in claim 1, wherein: the cleaning assembly (14) comprises a cleaning roller (1401), the front surface and the back surface of the cleaning roller (1401) are respectively and rotatably connected with one opposite side of two cleaning frames (11), one opposite side of the two cleaning frames (11) is fixedly connected with a dust suction head (1402), and the left side of the dust suction head (1402) is fixedly connected with a hose (15).

3. The injection mold with the mold cavity cleaning structure as claimed in claim 1, wherein: the scraper blade is characterized in that movable grooves (701) are formed in the left side and the right side of the scraper blade (7), two springs (702) are fixedly connected to one opposite sides of the inner wall of each movable groove (701), two movable plates (703) are fixedly connected to one opposite sides of each spring (702), and the two movable plates (703) are slidably connected to the insides of the two movable grooves (701) respectively.

4. The injection mold with the mold cavity cleaning structure as claimed in claim 1, wherein: the inner wall of the lower die (2) is fixedly connected with a circle of sealing gasket which is made of high-temperature-resistant elastic material.

5. The injection mold with the mold cavity cleaning structure as claimed in claim 1, wherein: a filter screen is fixedly connected at the joint of the air pump component (18) and the dust collection box (16).

6. The injection mold with the mold cavity cleaning structure as claimed in claim 1, wherein: the front surface of the base (1) is provided with a recovery opening, the front surface of the dust collection box (16) is hinged with a box door, and the box door corresponds to the recovery opening.