CN220373788U - Injection mold convenient to maintain - Google Patents

Abstract

The utility model relates to an injection mold convenient to maintain, which belongs to the technical field of injection molds and comprises a mold base, a lower mold base and an upper mold base, wherein fixed blocks are respectively fixedly connected to the lower surfaces of two ends of the lower mold base, clamping grooves matched with the fixed blocks are respectively formed in the upper surfaces of two ends of the mold base, and first bolts are respectively and spirally arranged on the inner sides of two ends of the mold base. Compared with the prior art, through the bottom plate, mount pad and the fixed block that set up, be convenient for this mould after, can unscrew bolt and No. two bolts, then take out the die holder from the mould base, then push out in the bottom plate from the die holder through the mount pad to can be convenient clear up in to the die holder and maintain, avoid remaining there is the material in the die holder, and solved the inboard inconvenient problem of clearance of maintaining of traditional injection mold.

Description

Injection mold convenient to maintain

Technical Field

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

Background

Injection molding, also known as injection molding, is a method of injection and molding. The injection molding method has the advantages of high production speed, high efficiency, automation of operation, multiple patterns, various shapes, large size, accurate product size, easy updating of products, capability of forming products with complex shapes, suitability for mass production, products with complex shapes and other forming processing fields, stirring completely melted plastic materials by a screw at a certain temperature, injecting the plastic materials into a mold cavity by high pressure, and cooling and solidifying to obtain the formed products. The method is suitable for mass production of parts with complex shapes, and is one of important processing methods.

After the injection molding process, part of the material remains on the inner side of the existing mold, so that the inner side needs to be aligned for cleaning and maintenance, and the influence of the residual material on the subsequent injection molding process is avoided.

Disclosure of Invention

Aiming at the problems, the utility model provides the injection mold convenient to maintain, which has the function of convenient maintenance and solves the problem of inconvenient cleaning of the traditional integrated molding mold.

The technical scheme of the utility model is as follows:

the utility model provides an injection mold convenient to maintain, includes mould base, die holder and upper die base, the lower surface at die holder both ends is fixedly connected with fixed block respectively, the joint groove with fixed block looks adaptation has been seted up respectively to the upper surface at mould base both ends, the both ends inboard of mould base is threaded respectively and is installed a bolt, two the relative one end of a bolt runs through respectively to the joint inslot, the inboard slidable mounting in top of die holder has the bottom plate, the lower fixed surface of bottom plate installs the pneumatic cylinder, the lower fixed surface of pneumatic cylinder is connected with the mount pad, the fixed slot has been seted up at the middle part of mould base upper surface, the inboard threaded mounting of front end of mould base No. two bolts has the bolt, the rear end of No. two bolts runs through to the fixed slot.

In further technical scheme, the upper surface four corners of die holder are respectively equipped with the recess, the inboard fixed mounting of recess has fixed cover, four threaded rods have been run through respectively in upper surface four corners department of die holder, the bottom screw thread of threaded rod is installed in the inboard of fixed cover, the top fixedly connected with hexagon socket cap of threaded rod, be equipped with reset assembly between die holder and the upper die holder.

In a further technical scheme, the middle part of the upper surface of the upper die holder is provided with an injection molding seat in a threaded manner, and the upper surfaces of the two ends of the injection molding seat are respectively provided with clamping grooves.

In a further technical scheme, the lower surface of the lower die holder is provided with a round groove, the top end of the round groove penetrates through the inner side of the top end of the lower die holder, and the hydraulic cylinder is movably arranged in the round groove.

In a further technical scheme, reset assembly includes the spring, the upper and lower both ends of spring are fixedly connected with cushion respectively, the middle part outside of threaded rod is located to spring and two cushion all cover.

In a further technical scheme, the horizontal height between the upper surface of the fixing sleeve and the upper surface of the lower die holder is equal to the thickness of the first bolt, and the diameter of the cushion block is equal to the diameter of the fixing sleeve.

The beneficial effects of the utility model are as follows:

1. compared with the prior art, through the bottom plate, mount pad and the fixed block that set up, be convenient for this mould after, can unscrew bolt and No. two bolts, then take out the die holder from the mould base, then push out in the bottom plate from the die holder through the mount pad to can be convenient clear up in to the die holder and maintain, avoid remaining there is the material in the die holder, and solved the inboard inconvenient problem of clearance of maintaining of traditional injection mold.

2. Compared with the prior art, through the spring and the threaded rod that set up, be convenient for this mould in the use, can establish the spring housing in the outside of threaded rod, then realize the installation of upper die base on the die holder top through hexagon socket cap and threaded rod to the realization upper die base is in the reset after the completion of moulding plastics, and can also realize the direction that the upper die base removed through hexagon socket cap and threaded rod.

Drawings

FIG. 1 is a schematic overall structure of an embodiment of the present utility model;

FIG. 2 is a schematic cross-sectional view of a lower die holder according to an embodiment of the present utility model;

FIG. 3 is a schematic view of a mold base according to an embodiment of the present utility model;

FIG. 4 is a schematic view of an injection molding base according to an embodiment of the present utility model;

fig. 5 is a schematic view of the structure of a spring according to an embodiment of the present utility model.

Reference numerals illustrate:

1. a mold base; 2. a lower die holder; 3. an upper die holder; 4. a spring; 5. an injection molding seat; 6. an inner hexagon nut; 7. a first bolt; 8. a bottom plate; 9. a hydraulic cylinder; 10. a mounting base; 11. a fixed block; 12. a groove; 13. a clamping groove; 14. a fixing groove; 15. a second bolt; 16. a clamping groove; 17. a cushion block; 18. a fixed sleeve; 19. a threaded rod.

Detailed Description

Embodiments of the present utility model are further described below with reference to the accompanying drawings.

Examples:

as shown in fig. 1-5, an injection mold convenient to maintain comprises a mold base 1, a lower mold base 2 and an upper mold base 3, wherein the lower surfaces of two ends of the lower mold base 2 are respectively and fixedly connected with a fixed block 11, limit installation of the lower mold base 2 on the mold base 1 can be realized, clamping grooves 13 matched with the fixed blocks 11 are respectively formed in the upper surfaces of two ends of the mold base 1, clamping of the fixed blocks 11 in the clamping grooves 13 can be realized, first bolts 7 are respectively and threadedly installed at the inner sides of two ends of the mold base 1 so as to conveniently realize fixation of the fixed blocks 11 in the clamping grooves 13, opposite ends of the first bolts 7 respectively penetrate into the clamping grooves 13, a bottom plate 8 is slidably installed at the inner sides of the top of the lower mold base 2, sealing of the bottom end of the lower mold base 2 can be realized, pushing out of a formed product can be realized under the pushing of a hydraulic cylinder 9, a hydraulic cylinder 9 is fixedly installed at the lower surface of the bottom plate 8, the lower surface of the hydraulic cylinder 9 is fixedly connected with a mounting seat 10, the mounting of the hydraulic cylinder 9 on the die base 1 can be realized, a fixing groove 14 is formed in the middle of the upper surface of the die base 1, so that the mounting seat 10 is fixedly mounted on the die base 1, a second bolt 15 is mounted on the inner side of the front end of the die base 1 in a threaded manner, the rear end of the second bolt 15 penetrates into the fixing groove 14, the fixing of the mounting seat 10 in the fixing groove 14 can be realized through the second bolt 15, grooves 12 are respectively formed in four corners of the upper surface of the lower die base 2, the fixed mounting of a fixing sleeve 18 can be realized, the fixing sleeve 18 is fixedly mounted on the inner side of the grooves 12, the bottom ends of the threaded rods 19 can be mounted in the fixing sleeve 18 in a threaded manner, four threaded rods 19 penetrate through the four corners of the upper surface of the upper die base 3 respectively, so that the limiting guide of the movement of the upper die base 3 can be realized, the bottom screw thread of threaded rod 19 is installed in the inboard of fixed cover 18, the top fixedly connected with hexagon socket cap 6 of threaded rod 19, can realize the installation of upper die base 3 in the outside of threaded rod 19 top, be equipped with reset assembly between die holder 2 and the upper die base 3, in order to assist upper die base 3 to upwards move, upper surface middle part screw thread of upper die base 3 installs seat 5 of moulding plastics, can mould plastics in mould base 1 through seat 5 of moulding plastics, and can change at any time, draw-in groove 16 has been seted up respectively to the upper surface at seat 5 both ends of moulding plastics, in order to rotate seat 5 of moulding plastics, the circular slot has been seted up to the lower surface of die holder 2, the top of circular slot runs through to the top inboard of die holder 2, hydraulic cylinder 9 movable mounting in the circular slot, in order to realize the installation of hydraulic cylinder 9 in the inside of die holder 2 bottom, reset assembly includes spring 4, the upper and lower both ends of spring 4 are fixedly connected with cushion 17 respectively, can avoid the compression of spring 4 to damage to fixed cover 18 and upper die base 3, spring 4 and two cushion 17 all overlap the outside 19, avoid influencing the removal of upper die base 3, draw-in the middle part of mould base 18, draw-in groove 16 has been seted up respectively, in order to rotate the upper die base 2, the bottom diameter of the upper die base 2 is equal to the diameter of a cushion 17 is equal to the diameter of the bottom 7, the diameter of the bottom is fixed bolt is fixed to the diameter of the bottom 7.

The working principle of the technical scheme is as follows:

firstly, two fixing blocks 11 on a lower die holder 2 are plugged into a clamping groove 13, then the fixing of the fixing blocks 11 in the clamping groove 13 is realized through a first bolt 7, then a bottom plate 8 is plugged into the inner side of a die base 1, a mounting seat 10 on a hydraulic cylinder 9 is slidably mounted in a fixing groove 14, at the moment, the fixing of the mounting seat 10 can be realized through a second bolt 15, after materials in the lower die holder 2 are molded, a molded product can be pushed by the hydraulic cylinder 9 to realize blanking, then an upper die holder 3 is placed on the top end of the lower die holder 2 through a spring 4 and a cushion block 17, and a threaded rod 19 is driven by an inner hexagon nut 6 to penetrate through the spring 4 and the cushion block 17 and is in threaded connection with a bottom end fixing sleeve 18, so that the limiting mounting of the upper die holder 3 on the top end of the lower die holder 2 is realized, and finally an injection molding seat 5 is mounted on the inner side of the top end of the upper die holder 3 through two clamping grooves 16 in a threaded manner, so that subsequent cleaning and replacement are facilitated.

The foregoing examples merely illustrate specific embodiments of the utility model, which are described in greater detail and are not to be construed as limiting the scope of the utility model. It should be noted that it will be apparent to those skilled in the art that several variations and modifications can be made without departing from the spirit of the utility model, which are all within the scope of the utility model.

Claims (6)

1. The utility model provides an injection mold convenient to maintain, includes mould base (1), die holder (2) and upper die base (3), its characterized in that: the lower surface at die holder (2) both ends is fixedly connected with fixed block (11) respectively, joint groove (13) with fixed block (11) looks adaptation have been seted up respectively to the upper surface at die base (1) both ends, bolt (7) are installed to the both ends inboard of die base (1) respectively to screw thread, two in the opposite end of bolt (7) runs through to joint groove (13) respectively, the inboard slidable mounting in top of die holder (2) has bottom plate (8), the lower surface fixed mounting of bottom plate (8) has pneumatic cylinder (9), the lower surface fixedly connected with mount pad (10) of pneumatic cylinder (9), fixed slot (14) have been seted up at the middle part of die base (1) upper surface, the front end inboard screw thread of die base (1) is installed No. two bolt (15), the rear end of No. two bolt (15) runs through to in fixed slot (14).

2. The maintenance-friendly injection mold according to claim 1, wherein: the die comprises a die holder (2), wherein grooves (12) are respectively formed in four corners of the upper surface of the die holder (2), fixing sleeves (18) are fixedly arranged on the inner sides of the grooves (12), four threaded rods (19) are respectively penetrated through four corners of the upper surface of the die holder (3), the bottom ends of the threaded rods (19) are threadedly arranged on the inner sides of the fixing sleeves (18), inner hexagon nuts (6) are fixedly connected to the top ends of the threaded rods (19), and a reset assembly is arranged between the die holder (2) and the die holder (3).

3. The maintenance-friendly injection mold according to claim 1, wherein: the middle part of the upper surface of the upper die holder (3) is provided with an injection molding seat (5) in a threaded manner, and clamping grooves (16) are respectively formed in the upper surfaces of the two ends of the injection molding seat (5).

4. The maintenance-friendly injection mold according to claim 1, wherein: the lower surface of die holder (2) has seted up the circular slot, the top in circular slot runs through to the top inboard of die holder (2), pneumatic cylinder (9) movable mounting is in the circular slot.

5. The maintenance-friendly injection mold as claimed in claim 2, wherein: the reset assembly comprises a spring (4), cushion blocks (17) are fixedly connected to the upper end and the lower end of the spring (4) respectively, and the spring (4) and the two cushion blocks (17) are sleeved on the outer side of the middle of the threaded rod (19).

6. The maintenance-friendly injection mold as claimed in claim 5, wherein: the horizontal height between the upper surface of the fixing sleeve (18) and the upper surface of the lower die holder (2) is equal to the thickness of the first bolt (7), and the diameter of the cushion block (17) is equal to the diameter of the fixing sleeve (18).