CN219466878U

CN219466878U - Injection mold with sliding block inner inclined top structure

Info

Publication number: CN219466878U
Application number: CN202320618093.9U
Authority: CN
Inventors: 王雄
Original assignee: Dongguan Kangjie Plastic Mould Co ltd
Current assignee: Dongguan Kangjie Plastic Mould Co ltd
Priority date: 2023-03-27
Filing date: 2023-03-27
Publication date: 2023-08-04
Anticipated expiration: 2033-03-27

Abstract

The utility model discloses an injection mold with a sliding block inner inclined top structure, which comprises a lower mold, wherein an upper mold is arranged above the lower mold, two cavities are formed in the lower mold, small bearings are embedded in the inner walls of the two cavities, threaded rods are fixedly connected with inner rings of the two small bearings, trapezoid blocks are connected with the outer surfaces of the two threaded rods in a threaded manner, through holes are formed in the inner top walls of the two cavities, and a top plate is connected in a sliding manner in the through holes. This device is through setting up two trapezoidal pieces inside the cavity, and two trapezoidal pieces all are connected with positive and negative rotation motor through the threaded rod, and when the staff started positive and negative rotation motor, trapezoidal piece on the threaded rod just can be according to the rotation direction of threaded rod left and right movement, and trapezoidal piece is at the in-process of removing, and the lifter can realize reciprocate, and then can effectually break away from finished product and mould, fine auxiliary thimble to the ejecting operation of finished product.

Description

Injection mold with sliding block inner inclined top structure

Technical Field

The utility model relates to the technical field of injection molds, in particular to an injection mold with a sliding block inner inclined top structure.

Background

The mould is a tool for manufacturing a molded article, the tool is composed of various parts, different moulds are composed of different parts, the processing of the appearance of the article is realized mainly through the change of the physical state of the molded material, the blank is made into a tool with a specific shape and size under the action of external force, the tool is widely used in the processes of blanking, die forging, cold heading, extrusion, powder metallurgy part pressing and pressure casting, and the compression molding or injection molding of products such as engineering plastics, rubber, ceramics and the like, after the products are processed, demoulding is needed, the finished products are not easy to separate from the cavity in the mould when the existing injection mould is demoulded, thus the ejector pin can damage the finished products when ejecting the finished products, and the demoulding efficiency of the finished products can be affected.

Therefore, we propose an injection mold with a slide block inner inclined top structure to solve the above problems.

Disclosure of Invention

The utility model aims to provide an injection mold with a sliding block inner inclined ejection structure, which solves the problems that in the prior art, a finished product is not easy to separate from a cavity in the mold when the existing injection mold is demoulded, so that a thimble can damage the finished product when ejecting the finished product, and the demolding efficiency of the finished product can be influenced.

In order to achieve the above purpose, the present utility model provides the following technical solutions:

the utility model provides an injection mold with structure is pushed up to one side in slider, includes the bed die, the top of bed die is equipped with the mould, two cavitys have been seted up to the inside of bed die, two the inner wall of cavity has all been inlayed small-size bearing, two the equal fixedly connected with threaded rod of inner circle of small-size bearing, two the equal threaded connection of surface of threaded rod has trapezoidal piece, two the through-hole has all been seted up to the interior roof of cavity, the inside sliding connection of through-hole has the roof, the bottom surface fixedly connected with lifter of roof, the below of lifter is equipped with the gyro wheel, the equal fixedly connected with electromechanical case of left and right sides face of bed die, two the positive reverse motor is all installed to the inner wall of electromechanical case, two the one end that the threaded rod kept away from each other is connected with the output of two positive reverse motor respectively.

In a further embodiment, a limit groove is formed in the inner bottom wall of the cavity, a limit block is connected to the inside of the limit groove in a sliding manner, the upper surface of the limit block is connected with the bottom surface of the trapezoid block, and two groups of ventilation openings are formed in the inner wall of the electromechanical box.

In a further embodiment, two sliding grooves are formed in the inner wall of the through hole, sliding blocks are slidably connected in the two sliding grooves, and one surfaces, close to each other, of the two sliding blocks are connected with the outer surface of the lifting rod.

In a further embodiment, four positioning holes are formed in the upper surface of the lower die, positioning rods are arranged in the positioning holes, and the top ends of the positioning rods are connected with the bottom surface of the upper die.

In a further embodiment, the front surface of the lower die and the back surface of the lower die are fixedly connected with mounting plates, and two mounting holes are formed in the upper surface of each mounting plate.

In a further embodiment, the front surface of the lower die and the back surface of the lower die are fixedly connected with reinforcing plates, and the bottom surfaces of the two reinforcing plates are respectively connected with the upper surfaces of the two mounting plates.

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

this device is through setting up two trapezoidal pieces inside the cavity, and two trapezoidal pieces all are connected with positive and negative rotation motor through the threaded rod, and when the staff started positive and negative rotation motor, trapezoidal piece on the threaded rod just can be according to the rotation direction of threaded rod left and right movement, and trapezoidal piece is at the in-process of removing, and the lifter can realize reciprocate, and then can effectually break away from finished product and mould, fine auxiliary thimble to the ejecting operation of finished product.

Drawings

Fig. 1 is a schematic perspective view of a lower mold.

Fig. 2 is a cross-sectional view of a front view of the lower mold.

Fig. 3 is a schematic perspective view of the upper mold.

Fig. 4 is a partially enlarged schematic view of the structure of fig. 2 at a.

In the figure: 1. a lower die; 2. an upper die; 3. an electromechanical box; 4. a vent; 5. a mounting plate; 6. a reinforcing plate; 7. a mounting hole; 8. a cavity; 9. a small-sized bearing; 10. a forward and reverse rotation motor; 11. a threaded rod; 12. a trapezoid block; 13. a top plate; 14. a lifting rod; 15. a roller; 16. a limit groove; 17. a limiting block; 18. positioning holes; 19. a positioning rod; 20. a through hole; 21. a chute; 22. a sliding block.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1-4, in the injection mold with the slider inner inclined top structure of the present utility model, the injection mold comprises a lower mold 1, an upper mold 2 is arranged above the lower mold 1, two cavities 8 are provided inside the lower mold 1, the inner walls of the two cavities 8 are embedded with small bearings 9, the inner rings of the two small bearings 9 are fixedly connected with threaded rods 11, the outer surfaces of the two threaded rods 11 are in threaded connection with trapezoid blocks 12, the inner top walls of the two cavities 8 are provided with through holes 20, a top plate 13 is slidingly connected inside the through holes 20, a lifting rod 14 is fixedly connected with the bottom surface of the top plate 13, rollers 15 are provided below the lifting rod 14, the left side surface and the right side surface of the lower mold 1 are fixedly connected with an electromechanical box 3, the inner walls of the two electromechanical boxes 3 are provided with forward and reverse rotation motors 10, and one ends of the two threaded rods 11, which are far away from each other, are respectively connected with the output ends of the two forward and reverse rotation motors 10.

The interior bottom wall of cavity 8 has seted up spacing groove 16, the inside sliding connection of spacing groove 16 has stopper 17, the upper surface of stopper 17 is connected with the bottom surface of trapezoidal piece 12, two sets of vents 4 have been seted up to the inner wall of electromechanical case 3, through set up spacing groove 16 on cavity 8 and set up stopper 17 in the bottom of trapezoidal piece 12, both cooperate and can spacing trapezoidal piece 12, through set up vent 4 on electromechanical case 3, can ventilate and dispel the heat to positive and negative rotating motor 10 like this, two spouts 21 have been seted up to the inner wall of through-hole 20, the inside of two spouts 21 is all sliding connection with slider 22, the one side that two sliders 22 are close to each other is all connected with the surface of lifter 14, through cooperateing at spout 21 and slider 22, can spacing to lifter 14 like this, four locating holes 18 have been seted up to the upper surface of lower mould 1, the inside of every locating hole 18 all is equipped with locating lever 19, the top of every locating lever 19 all is connected with the bottom surface of last mould 2, cooperate through locating lever 19 and locating hole 18, the staff of being convenient for carries out the quick splice with last mould 2 and lower mould 1 like this.

The front of bed die 1 and the equal fixedly connected with mounting panel 5 in the back of bed die 1, two mounting holes 7 have been seted up to the upper surface of mounting panel 5, through increase two mounting panels 5 on bed die 1, the staff of being convenient for is fixed the mould to the workstation like this, the equal fixedly connected with gusset plate 6 in the front of bed die 1 and the back of bed die 1, the bottom surface of two gusset plates 6 is connected with the upper surface of two mounting panels 5 respectively, through set up gusset plate 6 on mounting panel 5, can make more firm of being connected between mounting panel 5 and the bed die 1 like this.

The working principle of the utility model is as follows: when a worker demolds a finished product, firstly, the worker breaks away from the upper die 2 and the lower die 1, then, the worker starts the two forward and reverse motors 10, the forward and reverse motors 10 drive the threaded rods 11 to rotate, at this time, the two trapezoidal blocks 12 move close to each other, and then the lifting rod 14 contacted with the two trapezoidal blocks 12 is lifted up due to the gradient change of the trapezoidal blocks 12, so that the top plate 13 can assist the ejector pins to eject the finished product out of the die.

It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present utility model may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are, therefore, to be considered in all respects as illustrative and not restrictive, the scope of the utility model 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.

Furthermore, it should be understood that although the present disclosure describes embodiments, not every embodiment is provided with a separate embodiment, and that this description is provided for clarity only, and that the disclosure is not limited to the embodiments described in detail below, and that the embodiments described in the examples may be combined as appropriate to form other embodiments that will be apparent to those skilled in the art.

Claims

1. An injection mold with slider internal inclined roof structure, its characterized in that: including bed die (1), the top of bed die (1) is equipped with mould (2), two cavitys (8) have been seted up to the inside of bed die (1), two the inner wall of cavity (8) is all inlayed and is had small-size bearing (9), two the equal fixedly connected with threaded rod (11) of inner circle of small-size bearing (9), two the equal threaded connection of surface of threaded rod (11) has trapezoidal piece (12), two through-hole (20) have all been seted up to the interior roof of cavity (8), the inside sliding connection of through-hole (20) has roof (13), the bottom surface fixedly connected with lifter (14) of roof (13), the below of lifter (14) is equipped with gyro wheel (15), the equal fixedly connected with electromechanical case (3) of left and right sides face of bed die (1), two just reversing motor (10) are all installed to the inner wall of electromechanical case (3), two the one end that threaded rod (11) kept away from each other is connected with the output of two reversing motor (10) respectively.

2. An injection mold with a slide inner pitched roof structure according to claim 1, characterized in that: limiting grooves (16) are formed in the inner bottom wall of the cavity (8), limiting blocks (17) are connected to the inner portions of the limiting grooves (16) in a sliding mode, the upper surfaces of the limiting blocks (17) are connected with the bottom surfaces of the trapezoid blocks (12), and two groups of ventilation openings (4) are formed in the inner wall of the electromechanical box (3).

3. An injection mold with a slide inner pitched roof structure according to claim 1, characterized in that: two sliding grooves (21) are formed in the inner wall of the through hole (20), sliding blocks (22) are slidably connected in the two sliding grooves (21), and one surfaces, close to each other, of the two sliding blocks (22) are connected with the outer surface of the lifting rod (14).

4. An injection mold with a slide inner pitched roof structure according to claim 1, characterized in that: four locating holes (18) are formed in the upper surface of the lower die (1), locating rods (19) are arranged in the locating holes (18), and the top ends of the locating rods (19) are connected with the bottom surface of the upper die (2).

5. An injection mold with a slide inner pitched roof structure according to claim 1, characterized in that: the front of the lower die (1) and the back of the lower die (1) are fixedly connected with mounting plates (5), and two mounting holes (7) are formed in the upper surface of each mounting plate (5).

6. The injection mold with the slide inner pitched roof structure according to claim 5, wherein: the front face of the lower die (1) and the back face of the lower die (1) are fixedly connected with reinforcing plates (6), and the bottom faces of the two reinforcing plates (6) are respectively connected with the upper surfaces of the two mounting plates (5).