CN216860502U

CN216860502U - Injection mold convenient for mold opening

Info

Publication number: CN216860502U
Application number: CN202120134620.XU
Authority: CN
Inventors: 孙飞; 王克清; 方先龙
Original assignee: Qingdao Hengtong Tianlong Precision Machinery Co ltd
Current assignee: Qingdao Hengtong Tianlong Precision Machinery Co ltd
Priority date: 2021-01-19
Filing date: 2021-01-19
Publication date: 2022-07-01
Anticipated expiration: 2031-01-19

Abstract

The utility model discloses an injection mold convenient for mold opening, which comprises a bottom plate, wherein a second fixing plate is fixedly connected to the upper surface of the bottom plate, an upper mold is fixedly connected to one side of the second fixing plate, two first mounting holes are formed in one side of the second fixing plate, a sliding rod is movably connected in each first mounting hole, one end of each sliding rod is fixedly connected with a fixing lug, one side of each fixing lug is fixedly connected with two guide sleeves, and one side of each fixing lug is fixedly connected with a lower mold. The utility model not only can rotate the threaded rod to provide enough distance between the two molds when the injection molding of the molds is finished, so that the molds can be conveniently cleaned after the injection molding of the molds is finished, but also can enter the lower mold through the material pushing mechanism to push out the injection-molded molds, so that the injection molding efficiency of the molds is improved, and the lower mold can be returned to the original position by the elasticity of the spring to perform the next injection molding of the molds, so that the time is saved.

Description

Injection mold convenient for mold opening

Technical Field

The utility model relates to the technical field of injection molds, in particular to an injection mold convenient for mold opening.

Background

As is well known, a mold used for plastic injection molding is called an injection mold, which can mold a plastic product with a complex appearance, a high dimensional accuracy or an insert in one step, a "seven-part mold, a three-part process", has a great influence on the quality of a molded product for injection molding, if the mold is not fully known during injection molding, a good molded product is difficult to obtain, and the mold opening of the injection mold is an essential process after injection molding is completed.

Through the retrieval, the patent of granting publication number CN212219173U discloses an injection mold convenient to die sinking, and it includes the work box, the bottom of work box inner chamber is fixed with the retention piece, and the bracing piece is installed at the top of retention piece, and the setting pole is installed to the inner chamber of bracing piece. The above patents suffer from the following disadvantages: go up mould and bed die and open the diameter less, be difficult to examine the clearance to mould inside, can not satisfy people's requirement.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the defects in the prior art and provides an injection mold convenient to open.

In order to achieve the purpose, the utility model adopts the following technical scheme:

an injection mold convenient for mold opening comprises a base plate, wherein a second fixing plate is fixedly connected to the upper surface of the base plate, an upper mold is fixedly connected to one side of the second fixing plate, two first mounting holes are formed in one side of the second fixing plate, a slide rod is movably connected in each first mounting hole, a fixing lug is fixedly connected to one end of each slide rod, two guide sleeves are fixedly connected to one side of each fixing lug, a lower mold is fixedly connected to one side of each fixing lug, a material pushing mechanism is arranged on one side of each lower mold, a sliding groove is formed in the upper surface of the base plate, a first fixing plate is movably connected in each sliding groove, two air cylinders are fixedly connected to one side of each first fixing plate, one end of an air cylinder pneumatic rod penetrates through each first fixing plate and is fixed to each fixing lug, a bolt hole is formed in each sliding groove, a positioning block is fixedly connected in each bolt hole, and a plurality of fixing columns are fixedly connected to one side of each first fixing plate, one side fixedly connected with fore-set of first fixed plate, one side swing joint of bottom plate has the threaded rod, and the threaded rod other end and first fixed plate threaded connection, two guide bars of one side fixedly connected with of bottom plate, the other end of guide bar passes first fixed plate and is fixed mutually with the second fixed plate, and guide bar and first fixed plate swing joint, the material taking off mouth has been seted up to the upper surface of bottom plate.

As a further scheme of the present invention, a lifting ring is fixedly connected to one side of the lower mold.

As a further aspect of the present invention, a plurality of fixing holes are formed at one side of the second fixing plate.

As a further scheme of the present invention, two hollow guide cones are fixedly connected to one side of the second fixing plate, and the slide rod passes through the guide cones.

As a further scheme of the present invention, two second mounting holes are formed in one side of the first fixing plate, a connecting rod is movably connected in the second mounting holes, the other end of the connecting rod is movably connected with the second fixing plate, and a plurality of bolts are disposed at two ends of the connecting rod.

As a further scheme of the utility model, the material pushing mechanism comprises a material pushing frame and a spring, wherein one side of the lower die is provided with a plurality of insertion holes, the material pushing frame is movably connected in the insertion holes, and the spring is movably connected to the outer part of the material pushing frame.

As a further scheme of the utility model, two water through holes are respectively formed in the upper die and the lower die, and water pipes are fixedly connected in the water through holes.

The utility model has the beneficial effects that:

1. the threaded rod is used in cooperation with the first fixing plate, the threaded rod can be rotated when the mold is used for injection molding, the threaded rod drives the first fixing plate to slide backwards, the first fixing plate drives the lower mold to move backwards, sufficient distance is provided between the two molds, and the molds can be cleaned conveniently after the mold is used for injection molding.

2. Through the cooperation use of cylinder and pushing equipment, can be after the mould is moulded plastics and accomplish, start the cylinder and draw the bed die backward, let pushing equipment get into in the bed die, the mould that will mould plastics and accomplish is released, has improved the efficiency that the mould was moulded plastics.

3. Through the setting of spring, can push away the mould that the work or material rest was moulded plastics and is accomplished after, with the elasticity of spring, reply original position with the bed die, carry out next mould and mould plastics, save the time.

Drawings

Fig. 1 is a schematic front view structure diagram of an injection mold convenient for mold opening according to the present invention;

FIG. 2 is a schematic rear view of an injection mold facilitating mold opening according to the present invention;

fig. 3 is a schematic cross-sectional structural view of an injection mold facilitating mold opening according to the present invention.

In the figure: 1. a base plate; 2. a threaded rod; 3. a first fixing plate; 4. fixing a column; 5. a connecting rod; 6. a lower die; 7. a fixing hole; 8. an upper die; 9. a second fixing plate; 10. a guide sleeve; 11. a slide bar; 12. a guide cone; 13. fixing the ear; 14. a guide bar; 15. a cylinder; 16. a hoisting ring; 17. a material pushing frame; 18. a top pillar; 19. a spring; 20. positioning blocks; 21. a water pipe.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. It should be noted that unless otherwise explicitly stated or limited, the terms "mounted," "connected," and "disposed" are to be construed broadly and their meaning in the context of this patent may be understood by those skilled in the art as appropriate.

Referring to fig. 1-3, an injection mold facilitating mold opening comprises a base plate 1, a second fixing plate 9 is fixed on the upper surface of the base plate 1 through bolts, an upper mold 8 is fixed on one side of the second fixing plate 9 through bolts, two first mounting holes are formed on one side of the second fixing plate 9, a slide rod 11 is connected in the first mounting holes in a sliding manner, a fixing lug 13 is fixed at one end of the slide rod 11 through bolts, two guide sleeves 10 are fixed on one side of the fixing lug 13 through bolts, a lower mold 6 is fixed on one side of the fixing lug 13 through bolts, a material pushing mechanism is arranged on one side of the lower mold 6, a sliding groove is formed on the upper surface of the base plate 1, the first fixing plate 3 is connected in the sliding manner, two air cylinders 15 are fixed on one side of the first fixing plate 3 through bolts, one end of a pneumatic rod of each air cylinder 15 penetrates through the first fixing plate 3 to be fixed with the fixing lug 13, and is matched with the material pushing mechanism through the air cylinders 15, after the injection molding of the mold is completed, the cylinder 15 is started to pull the lower mold 6 backwards, the material pushing mechanism enters the lower mold 6, the mold after the injection molding is pushed out, a bolt hole is formed in the chute, a positioning block 20 is fixed in the bolt hole through a bolt, the positioning block 20 is positioned on one side of the first fixing plate 3, a plurality of fixing columns 4 are fixed on one side of the first fixing plate 3 through bolts, a top column 18 is fixed on one side of the first fixing plate 3 through a bolt, a threaded rod 2 is rotatably connected to one side of the bottom plate 1, the other end of the threaded rod 2 is in threaded connection with the first fixing plate 3, the threaded rod 2 and the first fixing plate 3 are matched for use, when the injection molding of the mold is completed, the threaded rod 2 is rotated, the threaded rod 2 drives the first fixing plate 3 to slide backwards, the first fixing plate 3 drives the lower mold 6 to move backwards, and an enough distance is provided between the upper mold 8 and the lower mold 6, make things convenient for the mould to mould plastics and clear up the mould after accomplishing, one side of bottom plate 1 is fixed with two guide bars 14 through the bolt, and first fixed plate 3 is passed to the other end of guide bar 14 and is fixed mutually with second fixed plate 9, and

guide bar

14 and 3 sliding connection of first fixed plate, and the material taking off mouth has been seted up to the upper surface of bottom plate 1.

Particularly, a hanging ring 16 is fixed on one side of the lower die 6 through a bolt, a plurality of fixing holes 7 are formed on one side of the second fixing plate 9, two hollow guide cones 12 are fixed on one side of the second fixing plate 9 through a bolt, a slide rod 11 penetrates through the guide cones 12, two second mounting holes are formed on one side of the first fixing plate 3, a connecting rod 5 is connected in the second mounting holes in a threaded manner, the other end of the connecting rod 5 is connected with the second fixing plate 9 in a threaded manner, a plurality of bolts are arranged at two ends of the connecting rod 5, the material pushing mechanism comprises a material pushing frame 17 and a spring 19, a plurality of inserting holes are formed in one side of the lower die 6, the material pushing frame 17 is inserted in the inserting holes, the spring 19 is sleeved outside the material pushing frame 17, after the material pushing frame 17 pushes off the injection-molded die, the lower die 6 can be moved to the original return position by the elasticity of the spring 19 for next injection molding, two water through holes are respectively formed in the upper die 8 and the lower die 6, water pipes 21 are bonded in the water through holes, water is added into the water pipes 21, and the dies can be rapidly molded under the cooling of the water in the water pipes 21.

The working principle is as follows: when the injection molding machine is used, firstly, heated and melted plastic is injected into the upper die 8 and the lower die 6 from an injection port, then cooling water is introduced into the water pipe 21, the cooling lower die is rapidly molded by the water in the water pipe 21, the air cylinder 15 is started after the molding of the die, the air cylinder 15 drives the fixing lugs 13 and the lower die 6 to move backwards, the sliding rod 11 slides backwards, after the lower die 6 moves backwards to a certain position, the guide sleeve 10 and the material pushing frame 7 respectively abut against the fixing columns 4 and the ejection columns 18, so that the lower die 6 does not move backwards, the material pushing frame 7 is inserted into the lower die 6 to eject the molded die out and fall into the material release port, after the die falls off, the air cylinder 15 is closed, the lower die 6 can return to the original position by the elasticity of the spring 19, when the injection molding of the die is not performed, the positioning block 20 and the connecting rod 5 fixedly abutted against the first fixing plate 2 and the second fixing plate 9 are disassembled, then, the threaded rod 2 is rotated to drive the first fixing plate 9 to move backwards, the first fixing plate 9 drives the lower die 6 to move backwards, then the inside of the die is cleaned, and the original position is restored after the cleaning is completed.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and equivalent alternatives or modifications according to the technical solution of the present invention and the inventive concept thereof should be covered by the scope of the present invention.

Claims

1. The utility model provides an injection mold of convenient die sinking, includes bottom plate (1), its characterized in that, the last fixed surface of bottom plate (1) is connected with second fixed plate (9), and one side fixedly connected with of second fixed plate (9) goes up mould (8), two first mounting holes have been seted up to one side of second fixed plate (9), and swing joint has slide bar (11) in the first mounting hole, and the one end fixedly connected with of slide bar (11) fixes ear (13), and one side fixedly connected with two uide bushing (10) of fixing ear (13), one side fixedly connected with bed die (6) of fixing ear (13), one side of bed die (6) is equipped with pushing equipment, the spout has been seted up to the upper surface of bottom plate (1), and swing joint has first fixed plate (3) in the spout, and one side fixedly connected with two cylinders (15) of first fixed plate (3), and the one end of cylinder (15) pneumatic stem passes first fixed plate (3) and fixed ear (13) and is fixed mutually, set up the bolt hole in the spout, bolt hole fixedly connected with locating piece (20), a plurality of fixed columns of one side fixedly connected with (4) of first fixed plate (3), one side fixedly connected with fore-set (18) of first fixed plate (3), one side swing joint of bottom plate (1) has threaded rod (2), and the threaded rod (2) other end and first fixed plate (3) threaded connection, two guide bars (14) of one side fixedly connected with of bottom plate (1), the other end of guide bar (14) passes first fixed plate (3) and is fixed mutually with second fixed plate (9), the material taking-off mouth has been seted up to the upper surface of bottom plate (1).

2. An injection mould facilitating mould opening according to claim 1, wherein a lifting ring (16) is fixedly connected to one side of the lower mould (6).

3. An injection mold convenient for opening the mold according to claim 1, wherein one side of the second fixing plate (9) is provided with a plurality of fixing holes (7).

4. An injection mould facilitating mould opening according to claim 1, wherein two hollow guide cones (12) are fixedly connected to one side of the second fixing plate (9), and the slide rod (11) passes through the guide cones (12).

5. An injection mold convenient for mold opening as claimed in claim 1, wherein two second mounting holes are formed in one side of the first fixing plate (3), a connecting rod (5) is movably connected in the second mounting holes, the other end of the connecting rod (5) is movably connected with the second fixing plate (9), and a plurality of bolts are arranged at two ends of the connecting rod (5).

6. The injection mold convenient for mold opening according to claim 1, wherein the material pushing mechanism comprises a material pushing frame (17) and a spring (19), one side of the lower mold (6) is provided with a plurality of insertion holes, the material pushing frame (17) is movably connected in the insertion holes, and the spring (19) is movably connected to the outside of the material pushing frame (17).

7. An injection mold convenient for mold opening as claimed in claim 1, wherein two water through holes are respectively opened in the upper mold (8) and the lower mold (6), and the water through holes are fixedly connected with water pipes (21).