CN214266455U

CN214266455U - Injection mold capable of automatically demolding

Info

Publication number: CN214266455U
Application number: CN202022348521.XU
Authority: CN
Inventors: 顾保海
Original assignee: Xiangyu Industrial Taicang Co ltd
Current assignee: Xiangyu Industrial Taicang Co ltd
Priority date: 2020-10-21
Filing date: 2020-10-21
Publication date: 2021-09-24
Anticipated expiration: 2030-10-21

Abstract

The utility model discloses an injection mold that can automatic drawing of patterns, including left mould, it has first silo that takes off to open on the left side mould, swing joint has the first material device that takes off in the first silo that takes off, the upper end fixedly connected with ejector pad device of left side mould, the lower extreme right part fixedly connected with right mould of ejector pad device, it has the second to take off the silo to open on the right side mould, swing joint has the second to take off the material device in the second takes off the silo, the equal fixedly connected with right guide bar in right-hand member four corners department of right side mould, four the surface of right side guide bar alternates swing joint jointly has right connecting seat, the left end four corners department of left side mould equal fixedly connected with left guide bar, four the surface of left side guide bar alternates swing joint jointly has left connecting seat. A but injection mold of automatic demoulding, whole drawing of patterns operation divide into two processes, the appearance and the outward appearance of product are difficult to receive the influence of drawing of patterns, can effectively guarantee the quality of product.

Description

Injection mold capable of automatically demolding

Technical Field

The utility model relates to an injection mold technical field, in particular to but injection mold of automatic drawing of patterns.

Background

An injection mold is a tool for producing plastic products; and is also a tool for giving the plastic product complete structure and accurate dimension. Injection molding is a process used to mass produce parts of some complex shapes. Injecting heated and melted plastic into a mold cavity at high pressure by an injection molding machine, and cooling and solidifying to obtain a formed product, wherein the injection molding mold is divided into a thermosetting plastic mold and a thermoplastic plastic mold according to the forming characteristics; the injection mold is composed of a movable mold and a fixed mold, the movable mold is arranged on a movable template of the injection molding machine, and the fixed mold is arranged on a fixed template of the injection molding machine. And when the mold is opened, the movable mold is separated from the fixed mold so as to take out the plastic product.

The demoulding structure of the injection moulding mould is the last structure for demoulding of the injection moulding mould, the demoulding structure of the traditional injection moulding mould is simpler, the demoulding operation is not convenient enough, and simultaneously the appearance and the appearance of the product are easily influenced, thereby the quality of the product is reduced. Therefore, an injection mold capable of automatically demolding is provided.

SUMMERY OF THE UTILITY MODEL

The utility model discloses a main aim at provides an injection mold of automatic drawing of patterns can effectively solve the problem in the background art.

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

an injection mold capable of automatically demolding comprises a left mold, wherein a first demolding groove is formed in the left mold, a first stripping device is movably connected in the first stripping groove, the upper end of the left die is fixedly connected with a die pushing device, the right part of the lower end of the die pushing device is fixedly connected with a right die, a second stripping groove is arranged on the right die, a second stripping device is movably connected in the second stripping groove, right guide rods are fixedly connected at the four corners of the right end of the right die, the outer surfaces of the four right guide rods are jointly and movably connected with a right connecting seat in an inserting way, the upper end of the right connecting seat is fixedly connected with a supporting seat which is movably connected with the right end of the mold pushing device, the left die is characterized in that left guide rods are fixedly connected to four corners of the left end of the left die, a left connecting seat is movably connected to the outer surface of each of the four left guide rods in an interpenetration mode, and a finished product is fixed between the first stripping device and the second stripping device.

Preferably, the first stripping device and the second stripping device are respectively arranged in two groups which are symmetrical front and back, and the second stripping device and the first stripping device are consistent in structure.

Preferably, the first stripping device comprises a stripping plate, an oil cylinder is in transmission connection with the middle of the left end of the stripping plate, stripping rods are fixedly connected with the upper portion of the left end and the lower portion of the left end of the stripping plate, the left end of the oil cylinder is fixedly connected with the right end of the left connecting seat, and the two stripping rods are movably connected with the left connecting seat in an inserting manner.

Preferably, the length and the width of the stripper plate are respectively equal to those of the first stripper groove.

Preferably, the die pushing device comprises a motor, a screw rod is fixedly connected to the output end of the motor, a left die pushing seat and a right die pushing seat are respectively in threaded connection with the left part and the right part of the outer surface of the screw rod, the lower end of the left die pushing seat is fixedly connected with the upper end of the left die, and the lower end of the right die pushing seat is fixedly connected with the upper end of the right die.

Preferably, the left part of the outer surface of the screw rod is carved with a first thread, the right part of the outer surface of the screw rod is carved with a second thread, and the turning direction of the first thread is opposite to that of the second thread.

Compared with the prior art, the utility model discloses following beneficial effect has:

the utility model discloses in, rotate through motor drive screw, drive left mould to the leftward movement, right mould is to the rightward movement, break away from with the product simultaneously, realize a drawing of patterns, at the drawing of patterns in-process for the first time, the product is fixed by first shedder and second shedder centre gripping all the time, the product atress is even at drawing of patterns in-process, then, rethread hydro-cylinder drives first taking off the flitch of taking off on material device and the second takes off the material device and breaks away from with the product simultaneously, realize the secondary drawing of patterns, whole drawing of patterns operation divide into two processes, the appearance and the outward appearance of product are difficult to receive the influence of drawing of patterns, can effectively guarantee the quality of product.

Drawings

FIG. 1 is a schematic view of an overall structure of an injection mold capable of automatic mold release according to the present invention;

FIG. 2 is a schematic view of the overall structure of the first stripping device of the injection mold of the present invention capable of automatic demolding;

FIG. 3 is a schematic view of the overall structure of a mold-pushing device of an injection mold capable of automatically demolding according to the present invention;

fig. 4 is a schematic diagram of a rear view structure of an injection mold capable of automatically demolding.

In the figure: 1. a left die; 2. a first stripping groove; 3. a first stripping device; 4. a mold pushing device; 5. a right die; 6. a second stripping groove; 7. a second stripping device; 8. a right guide bar; 9. a right connecting seat; 10. a left guide bar; 11. a left connecting seat; 12. a supporting seat; 13. producing a product; 31. a material removing plate; 32. an oil cylinder; 33. stripping the material rod; 41. a motor; 42. a screw; 43. a left push die holder; 44. a right push die holder; 45. a first thread; 46. a second thread.

Detailed Description

In order to make the technical means, creation features, achievement purposes and functions of the present invention easy to understand, the present invention is further described below with reference to the following embodiments.

In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "front end", "rear end", "both ends", "one end", "the other end" 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 to which the reference is made 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," "disposed," "connected," and the like are to be construed broadly, and for example, "connected" may be either fixedly connected or 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.

As shown in figures 1-4, an injection mold capable of automatically demolding comprises a left mold 1, a first demolding groove 2 is formed on the left mold 1, a first demolding device 3 is movably connected in the first demolding groove 2, a mold pushing device 4 is fixedly connected at the upper end of the left mold 1, a right mold 5 is fixedly connected at the right part of the lower end of the mold pushing device 4, a second demolding groove 6 is formed on the right mold 5, a second demolding device 7 is movably connected in the second demolding groove 6, right guide rods 8 are fixedly connected at the four corners of the right end of the right mold 5, right connecting seats 9 are movably inserted into the outer surfaces of the four right guide rods 8 together, a supporting seat 12 is fixedly connected at the upper end of the right connecting seat 9, the supporting seat 12 is movably connected with the right end of the mold pushing device 4, left guide rods 10 are fixedly connected at the four corners of the left end of the left mold 1, left connecting seats 11 are movably inserted into the outer surfaces of the four left guide rods 10 together, a product 13 is fixed between the first stripping device 3 and the second stripping device 7.

The first stripping device 3 and the second stripping device 7 are respectively arranged into two groups which are symmetrical front and back, so that the contact surface with the product 13 can be increased, the deformation of the appearance of the product 13 due to the small contact surface in the demolding process is prevented, the appearance of the product 13 is influenced, and the second stripping device 7 and the first stripping device 3 are consistent in structure; the first stripping device 3 comprises a stripping plate 31, the middle part of the left end of the stripping plate 31 is in transmission connection with an oil cylinder 32, the stripping plate 31 can fix the product 13 in the process of stripping the left die 1 and the right die 5 from the product 13, the product 13 is prevented from deforming in the stripping process, stripping rods 33 are fixedly connected to the upper part and the lower part of the left end of the stripping plate 31, the left end of the oil cylinder 32 is fixedly connected with the right end of the left connecting seat 11, and the two stripping rods 33 are movably connected with the left connecting seat 11 in an inserting manner; the length and the width of the stripper plate 31 are respectively equal to the length and the width of the first stripper groove 2, so that the stripper plate 31 and the first stripper groove 2 can be completely attached and connected, and the molten plastic can be prevented from overflowing from the connection part of the stripper plate 31 and the first stripper groove 2; the mold pushing device 4 comprises a motor 41, the output end of the motor 41 is fixedly connected with a screw rod 42, the motor 41 can provide force and torque required by the rotation of the screw rod 42, the left part and the right part of the outer surface of the screw rod 42 are respectively in threaded connection with a left mold pushing seat 43 and a right mold pushing seat 44, the lower end of the left mold pushing seat 43 is fixedly connected with the upper end of the left mold 1, and the lower end of the right mold pushing seat 44 is fixedly connected with the upper end of the right mold 5; first screw thread 45 is carved with in the surface left part of screw rod 42, and the surface right part of screw rod 42 is carved with second screw thread 46, and the handedness of first screw thread 45 is opposite with the handedness of second screw thread 46, can directly drive left mould 1 and right mould 5 through screw rod 42 along the reverse direction simultaneous movement to realize quick drawing of patterns.

It should be noted that the utility model relates to an injection mold capable of automatic demolding, the whole injection mold is fixedly installed on an injection molding machine through a right connecting seat 9 and a left connecting seat 11, after the injection molding is finished, a motor 41 is started, the motor 41 drives a screw rod 42 to rotate, a first thread 45 and a second thread 46 with opposite rotation directions engraved on the screw rod 42 drive a left mold pushing seat 43 to move simultaneously towards the left and a right mold pushing seats 44 towards the right, so as to drive a left mold 1 to move towards the left and a right mold 5 to move away from a product 13 simultaneously towards the right, so as to realize rapid demolding, in the demolding process, a first stripping device 3 and a second stripping device 7 fix the product 13, so as to prevent the product 13 from deforming during demolding, after the left mold 1 and the right mold 5 are completely separated from the product 13, the stripping plates 31 on the first stripping device 3 and the second stripping device 7 are contracted along the left and right directions through an oil cylinder 32, so that the stripping plates 31 are separated from the product 13, the demoulding operation of the product 13 is completed, the whole demoulding operation is divided into two processes, the appearance and the appearance of the product 13 are not easily affected by demoulding, and the quality of the product 13 can be effectively ensured.

The basic principles and the main features of the invention and the advantages of the invention have been shown and described above. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a but injection mold of automatic demoulding, includes left mould (1), its characterized in that: the die comprises a left die (1), a first stripping groove (2) is formed in the left die (1), a first stripping device (3) is movably connected in the first stripping groove (2), a die pushing device (4) is fixedly connected to the upper end of the left die (1), a right die (5) is fixedly connected to the right portion of the lower end of the die pushing device (4), a second stripping groove (6) is formed in the right die (5), a second stripping device (7) is movably connected in the second stripping groove (6), right guide rods (8) are fixedly connected to four corners of the right end of the right die (5), right connecting seats (9) are movably inserted into the outer surfaces of the four right guide rods (8), a supporting seat (12) is fixedly connected to the upper end of each right connecting seat (9), the supporting seat (12) is movably connected to the right end of the die pushing device (4), left guide rods (10) are fixedly connected to four corners of the left end of the left die (1), the outer surfaces of the four left guide rods (10) are jointly inserted and movably connected with a left connecting seat (11), and a product (13) is fixed between the first stripping device (3) and the second stripping device (7).

2. The injection mold capable of automatic demolding according to claim 1, wherein: the first stripping device (3) and the second stripping device (7) are arranged in two groups which are symmetrical front and back, and the second stripping device (7) and the first stripping device (3) are consistent in structure.

3. The injection mold capable of automatic demolding according to claim 1, wherein: the first stripping device (3) comprises a stripping plate (31), an oil cylinder (32) is in transmission connection with the middle of the left end of the stripping plate (31), stripping rods (33) are fixedly connected to the upper portion of the left end and the lower portion of the left end of the stripping plate (31), the left end of the oil cylinder (32) is fixedly connected with the right end of a left connecting seat (11), and the stripping rods (33) are movably connected with the left connecting seat (11) in an inserting mode.

4. An injection mold capable of automatic demolding according to claim 3, characterized in that: the length and the width of the stripper plate (31) are respectively equal to those of the first stripper groove (2).

5. The injection mold capable of automatic demolding according to claim 1, wherein: the die pushing device (4) comprises a motor (41), a screw rod (42) is fixedly connected to the output end of the motor (41), a left die pushing seat (43) and a right die pushing seat (44) are respectively in threaded connection with the left portion of the outer surface and the right portion of the outer surface of the screw rod (42), the lower end of the left die pushing seat (43) is fixedly connected with the upper end of the left die (1), and the lower end of the right die pushing seat (44) is fixedly connected with the upper end of the right die (5).

6. An injection mold capable of automatic demolding according to claim 5, wherein: the left part of the outer surface of the screw rod (42) is carved with a first thread (45), the right part of the outer surface of the screw rod (42) is carved with a second thread (46), and the rotating direction of the first thread (45) is opposite to that of the second thread (46).