Rapid mold changing device of injection molding machine

Abstract

The invention discloses a rapid mold changing device for an injection molding machine. The rapid mold changing device comprises a base, a supporting table is installed at the top end of the base, a rotating table is rotationally connected to the top end of the supporting table, a fixed table is installed at the top end of the supporting table, a motor is installed on the side of the supporting table, and a first gear is installed at the output end of the motor. During use, the air cylinder is started, the air cylinder pushes the vertical plate to the first layer through the push plate, so that the sliding table moves into the injection molding machine, then the lifting oil cylinder is started, an original mold in the injection molding machine is supported by the conveying roller, then the air cylinder slowly shrinks, the spring drives the sliding plate to retreat through the sliding block, and the original mold is taken out; and then the replacement mold is placed on the other conveying mechanism, then the motor is started, the positions of the two molds are exchanged, the air cylinder is started, the replacement mold is conveyed into the injection molding machine, then mold replacement is conveniently conducted, and compared with an existing mold replacement mode, rapid mold replacement can be achieved, and the mold replacement efficiency is improved.

Description

Technical Field

[0001] The invention relates to the technical field of injection molds, and in particular to a quick mold changing device for an injection molding machine. Background Art

[0002] Injection molding, also known as injection molding, is a molding method that combines injection and molding. The advantages of injection molding are fast production speed, high efficiency, automated operation, a wide variety of colors, shapes from simple to complex, sizes from large to small, and precise product size. The product is easy to update and can be made into complex-shaped parts. Injection molding is suitable for mass production and complex-shaped products and other molding and processing fields.

[0003] However, in actual molding production, when producing different injection molded parts, the injection mold will repeatedly move up and down the mold. When replacing the existing injection mold, the original mold is disassembled by lifting, and then the new mold is installed. The space inside the injection molding machine is small and the installation process is cumbersome.

[0004] Therefore, how to provide a quick mold changing device for an injection molding machine to solve the problems existing in the prior art is of great significance to its application. Summary of the invention

[0005] In view of this, the purpose of the present application is to provide a quick mold changing device for an injection molding machine to solve the problem that when replacing the existing injection mold, the original mold must be disassembled by lifting and then the new mold is installed, the space inside the injection molding machine is small, and the installation process is cumbersome.

[0006] To achieve the above object, the present invention provides the following technical solutions:

[0007] A quick mold changing device for an injection molding machine comprises a base, a support platform is installed on the top of the base, the top of the support platform is rotatably connected to a rotating table, the top of the support platform is installed on the top of the support platform, a fixed platform is installed on the side of the support platform, a motor is installed on the output end of the motor, a first gear is installed on the bottom end of the rotating table, the first gear and the second gear are drivingly connected, a cylinder is installed on the top of the fixed table, the telescopic end of the cylinder is fixedly connected to a push plate, and conveying mechanisms are symmetrically installed on both sides of the top of the rotating table.

[0008] Preferably, the conveying mechanism comprises a first fixed block and a second fixed block, a light rod is fixedly connected between the first fixed block and the second fixed block, the light rod is slidably connected to a sliding block, and a sliding table is fixedly connected to the top end of the sliding block.

[0009] Preferably, a plurality of third fixed blocks are fixedly connected to both the front and rear sides of the top end of the slide, and a conveying roller is rotatably connected between two corresponding third fixed blocks.

[0010] Preferably, a fourth fixing block and a vertical plate are fixedly connected to both sides of the top of the slide, and the height of the vertical plate is level with that of the push plate.

[0011] Preferably, a worm is rotatably connected between the fourth fixed block and the vertical plate, and turbines are fixedly connected to both ends of the conveying roller, and the worm is meshingly connected to the turbine.

[0012] Preferably, the sliding block and the first fixed block are elastically connected via a spring, the top of the first fixed block and the top of the second fixed block are rotatably connected to the first sprocket and the second sprocket respectively, the first sprocket and the second sprocket are transmission-connected via a transmission chain, and both ends of the transmission chain are fixedly connected to the sliding block.

[0013] Preferably, a fourth gear is fixedly connected to the end of the worm, a rotating shaft is fixedly connected to one side of the vertical plate, a fifth gear is fixedly connected to the rotating shaft, and the fifth gear is meshingly connected to the fourth gear.

[0014] Preferably, the end of the rotating shaft is fixedly connected to a third sprocket, the bottom end of the vertical plate is fixedly connected to a sixth fixed block, the sixth fixed block is rotatably connected to a fourth sprocket, and the fourth sprocket is connected to the third sprocket via a second chain transmission.

[0015] Preferably, the fourth sprocket is transmission-connected with a third gear, and the third gear is meshingly connected with the transmission chain.

[0016] Preferably, the fourth gear and the fifth gear are both helical gears, and the worm and the rotating shaft are perpendicular to each other.

[0017] Compared with the prior art, the present invention has the following beneficial effects:

[0018] The present invention can realize fast mold change through the rotating table and the conveying mechanism. When in use, the cylinder is started, and the cylinder pushes the vertical plate to a layer through the push plate, so that the slide table moves to the inside of the injection molding machine, and then the lifting cylinder is started, so that the conveying roller lifts the original mold in the injection molding machine, and then the cylinder slowly contracts. At this time, the spring drives the sliding plate to retreat through the sliding block, so that the original mold is taken out, and then the replacement mold is placed on another conveying mechanism, and then the motor is started, the two molds are swapped, and the cylinder is started to transport the replacement mold to the injection molding machine, so as to facilitate the mold replacement. Compared with the existing mold changing method, the present invention can realize fast mold change and improve the mold changing efficiency.

[0019] The above description is only an overview of the technical solution of the present application. In order to more clearly understand the technical means of the present application so that it can be implemented in accordance with the contents of the specification, and to make the above and other purposes, features and advantages of the present application more obvious and easy to understand, the following is a detailed description of the preferred embodiments of the present application in conjunction with the accompanying drawings as follows.

[0020] Based on the detailed description of the specific embodiments of the present application in combination with the accompanying drawings below, those skilled in the art will become more aware of the above and other objects, advantages and features of the present application. BRIEF DESCRIPTION OF THE DRAWINGS

[0021] In order to more clearly illustrate the technical solutions in the embodiments of the present application or the prior art, the drawings required for use in the embodiments or the prior art descriptions are briefly introduced below. Obviously, the drawings described below are some embodiments of the present application. For ordinary technicians in this field, other drawings can also be obtained based on these drawings without creative work. In all drawings, similar elements or parts are generally identified by similar reference numerals. In the drawings, each element or part is not necessarily drawn according to the actual scale.

[0022] Figure 1 It is a structural schematic diagram of the present invention;

[0023] Figure 2 It is a structural schematic diagram of the conveying mechanism in the present invention;

[0024] Figure 3 for Figure 2 A magnified image of point A;

[0025] Figure 4 It is a top view of the structure of the conveying mechanism in the present invention;

[0026] Figure 5 for Figure 4 The enlarged view of point B;

[0027] Figure 6 It is a structural diagram of embodiment 2.

[0028] In the figure: 1, base; 2, motor; 3, first gear; 4, second gear; 5, rotating table; 6, fixed table; 7, cylinder; 8, push plate; 9, conveying mechanism; 10, lifting cylinder; 11, spring; 12, bare rod; 13, first fixed block; 14, first sprocket; 15, sliding block; 16, second fixed block; 17, vertical plate; 18, second sprocket; 19, transmission chain; 20, worm; 21, third fixed block; 22, conveying roller; 23, fourth fixed block; 24, turbine; 25, slide; 26, rotating shaft; 27, third sprocket; 28, fifth fixed block; 29, second chain; 30, fourth sprocket; 31, third gear; 32, sixth fixed block; 33, fourth gear; 34, fifth gear. DETAILED DESCRIPTION

[0029] To make the purpose, technical scheme and advantages of the embodiment of the present application clearer, the technical scheme in the embodiment of the present application will be clearly and completely described below in conjunction with the accompanying drawings in the embodiment of the present application. Obviously, the described embodiment is a part of the embodiment of the present application, rather than all of the embodiments. In the following description, specific details such as specific configuration and components are provided only to help fully understand the embodiments of the present application. Therefore, it should be clear to those skilled in the art that various changes and modifications can be made to the embodiments described herein without departing from the scope and spirit of the present application. In addition, for clarity and brevity, the description of known functions and structures is omitted in the embodiment.

[0030] In addition, the present application may repeat reference numerals and / or letters in different examples. This repetition is for the purpose of simplicity and clarity, and does not in itself indicate the relationship between the various embodiments and / or settings discussed.

[0031] The term "and / or" in this article is only a description of the association relationship of associated objects, indicating that there can be three relationships. For example, A and / or B can mean: A exists alone, B exists alone, and A and B exist at the same time. The term " / and" in this article describes another type of association object relationship, indicating that there can be two relationships. For example, A / and B can mean: A exists alone, and A and B exist alone. In addition, the character " / " in this article generally indicates that the previous and next associated objects are in an "or" relationship.

[0032] It should also be noted that, in this article, relational terms such as first and second, etc. are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any such actual relationship or order between these entities or operations. Moreover, the terms "include", "comprises" or any other variations thereof are intended to cover non-exclusive inclusions.

[0033] See also Figure 1-6 , the present invention provides a technical solution for a rapid mold changing device for an injection molding machine:

[0034] Embodiment 1

[0035] A quick mold changing device for an injection molding machine comprises a base 1, a support platform 10 is installed on the top of the base 1, a rotating table 5 is rotatably connected to the top of the support platform 10, a fixed platform 6 is installed on the top of the support platform 10, a motor 2 is installed on the side of the support platform 10, a first gear 3 is installed on the output end of the motor 2, a second gear 4 is installed on the bottom end of the rotating table 5, the first gear 3 and the second gear 4 are transmission-connected, a cylinder 7 is installed on the top of the fixed table 6, a push plate 8 is fixedly connected to the telescopic end of the cylinder 7, and a conveying mechanism 9 is symmetrically installed on both sides of the top of the rotating table 5.

[0036] The conveying mechanism 9 includes a first fixed block 13 and a second fixed block 16, a light rod 12 is fixedly connected between the first fixed block 13 and the second fixed block 16, the light rod 12 is slidably connected to a sliding block 15, the top of the sliding block 15 is fixedly connected to a slide table 25, and the sliding block 15 and the first fixed block 13 are elastically connected by a spring 11.

[0037] In Embodiment 1, when it is necessary to change the mold, the cylinder 7 is started, and the cylinder 7 pushes the vertical plate 17 to the right through the push plate 8, so that the slide 25 moves to the right, and the slide 25 moves to the bottom of the injection molding machine mold, and then the lifting cylinder 10 is started, at this time the slide 25 rises and holds up the mold, and then the cylinder retreats, at this time the slide 25 retreats, and then the mold in the injection molding machine is taken out, and then the mold to be replaced is placed on top of another conveying mechanism 9, and then the motor 2 is started, and the motor 2 drives the rotating table 5 to rotate through the first gear 3 and the second gear 4, so that the two molds exchange positions, and then the cylinder 7 is restarted, and the slide 25 moves to the right, so that the mold is transported to the injection molding machine, so as to facilitate the installation of the mold. Compared with the existing mold changing method, the present invention can realize the rapid replacement of the mold and is more convenient to use.

[0038] Embodiment 2:

[0039] The difference from the first embodiment is that in the second embodiment, a plurality of third fixing blocks 21 are fixedly connected to both the front and rear sides of the top of the slide 25, and a conveying roller 22 is rotatably connected between two corresponding third fixing blocks 21. A fourth fixing block 23 and a vertical plate 17 are fixedly connected to both sides of the top of the slide 25, and the height of the vertical plate 17 is level with the push plate 8. A plurality of conveying rollers 22 are provided and distributed in parallel, and are used to convey the mold so that the mold can slide further on the slide 25.

[0040] A worm 20 is rotatably connected between the fourth fixed block 23 and the vertical plate 17, and turbines 24 are fixedly connected to both ends of the conveying roller 22. The worm 20 is meshingly connected with the turbine 24. When the worm 20 rotates, the conveying roller 22 is driven to rotate through the turbine 24, thereby realizing the synchronous rotation of the conveying roller 22, and then moving the mold on the slide 25.

[0041] The top of the first fixed block 13 and the top of the second fixed block 16 are rotatably connected to the first sprocket 14 and the second sprocket 18 respectively, and the first sprocket 14 and the second sprocket 18 are connected to each other through a transmission chain 19, and both ends of the transmission chain 19 are fixedly connected to the sliding block 15. When the sliding block 15 slides left and right, it drives the transmission chain 19 to rotate.

[0042] The end of the worm 20 is fixedly connected with a fourth gear 33, one side of the vertical plate 17 is fixedly connected with a rotating shaft 26, the rotating shaft 26 is fixedly connected with a fifth gear 34, the fifth gear 34 is meshingly connected with the fourth gear 33, the end of the rotating shaft 26 is fixedly connected with a third sprocket 27, the bottom end of the vertical plate 17 is fixedly connected with a sixth fixed block 32, the sixth fixed block 32 is rotatably connected with the fourth sprocket 30, the fourth sprocket 30 is transmission-connected with the third sprocket 27 via a second chain 29, the fourth sprocket 30 is transmission-connected with the third gear 31, the third gear 31 is meshingly connected with the transmission chain 19, the fourth gear 33 and the fifth gear 34 are both helical gears, and the worm 20 and the rotating shaft 26 are perpendicular to each other.

[0043] When the transmission chain 19 rotates, it drives the fourth sprocket 30 to rotate through the third gear 31. The fourth sprocket drives the third sprocket 27 to rotate through the second chain 29. The third sprocket 27 drives the fifth gear 34 to rotate through the rotating shaft 26. The fifth gear 34 drives the worm 20 to rotate through the fourth gear 33. The worm 20 drives the conveying roller 22 to rotate through the turbine 24. When the slide 25 slides, the conveying roller 22 can slide, further driving the mold to move.

[0044] During specific use, when it is necessary to change the mold, start the cylinder 7, and the cylinder 7 pushes the vertical plate 17 to the right through the push plate 8, so that the slide 25 moves to the right, so that the slide 25 moves to the bottom of the injection molding machine mold, and then start the lifting cylinder 10. At this time, the conveying roller 22 rises and holds up the mold, and then the cylinder 7 retreats. At this time, the spring 11 drives the slide 25 to retreat through the sliding block 15, and then the mold in the injection molding machine is taken out, and then the mold to be replaced is placed on the top of another conveying mechanism 9, and then the motor 2 is started. The motor 2 drives the rotating table 5 to rotate through the first gear 3 and the second gear 4, so that the two molds are exchanged. Then the cylinder 7 is restarted, and the slide 25 moves to the right. The sliding block 15 drives the transmission chain 19 to rotate when sliding to the right, and the transmission chain 19 rotates through The fourth sprocket 30 is driven to rotate through the third gear 31, the fourth sprocket drives the third sprocket 27 to rotate through the second chain 29, the third sprocket 27 drives the fifth gear 34 to rotate through the rotating shaft 26, the fifth gear 34 drives the worm 20 to rotate through the fourth gear 33, the worm 20 drives the conveying roller 22 to rotate through the turbine 24, and then when the slide 25 slides, the conveying roller 22 can slide, further driving the mold to move, thereby increasing the moving distance of the mold on the extrusion of the original cylinder 7 stroke movement, and rotating the mold to transport it to the injection molding machine, so as to facilitate the installation of the mold. After installation, the lifting cylinder 10 descends and the conveying mechanism 9 retreats and resets. Compared with the existing mold changing method, the present invention can realize rapid replacement of the mold and is more convenient to use.

[0045] The above description is only the preferred embodiment of the present invention, which does not limit the protection scope of the present invention. For those skilled in the art, the present invention can be modified and varied in various ways. Within the spirit and principle of the present invention, any change, modification, replacement, integration and parameter change of these embodiments by conventional substitution or capable of achieving the same function without departing from the principle and spirit of the present invention shall fall within the protection scope of the present invention.

Claims

1. A quick mold changing device for an injection molding machine, characterized in that: The invention comprises a base (1), a lifting cylinder (10) is installed at the top of the base (1), the top of the lifting cylinder (10) is rotatably connected to a rotating platform (5), a fixed platform (6) is installed at the top of the lifting cylinder (10), a motor (2) is installed on the side of the lifting cylinder (10), a first gear (3) is installed at the output end of the motor (2), a second gear (4) is installed at the bottom end of the rotating platform (5), the first gear (3) and the second gear (4) are transmission-connected, a cylinder (7) is installed at the top of the fixed platform (6), a push plate (8) is fixedly connected to the telescopic end of the cylinder (7), and a conveying mechanism (9) is symmetrically installed on both sides of the top of the rotating platform (5).

2. A quick mold changing device for an injection molding machine as claimed in claim 1, characterized in that: The conveying mechanism (9) comprises a first fixed block (13) and a second fixed block (16); a light rod (12) is fixedly connected between the first fixed block (13) and the second fixed block (16); the light rod (12) is slidably connected to a sliding block (15); and a sliding platform (25) is fixedly connected to the top end of the sliding block (15).

3. A quick mold changing device for an injection molding machine as claimed in claim 2, characterized in that: A plurality of third fixed blocks (21) are fixedly connected to both the front and rear sides of the top of the slide (25), and a conveying roller (22) is rotatably connected between two corresponding third fixed blocks (21).

4. A quick mold changing device for an injection molding machine as claimed in claim 3, characterized in that: A fourth fixed block (23) and a vertical plate (17) are fixedly connected to both sides of the top of the slide (25), and the height of the vertical plate (17) is flush with that of the push plate (8).

5. A quick mold changing device for an injection molding machine as claimed in claim 4, characterized in that: A worm (20) is rotatably connected between the fourth fixed block (23) and the vertical plate (17), and turbines (24) are fixedly connected to both ends of the conveying roller (22), and the worm (20) is meshingly connected to the turbine (24).

6. A quick mold changing device for an injection molding machine as claimed in claim 5, characterized in that: The sliding block (15) and the first fixed block (13) are elastically connected via a spring (11); the top end of the first fixed block (13) and the top end of the second fixed block (16) are rotatably connected to a first sprocket (14) and a second sprocket (18), respectively; the first sprocket (14) and the second sprocket (18) are transmission-connected via a transmission chain (19); both ends of the transmission chain (19) are fixedly connected to the sliding block (15).

7. A quick mold changing device for an injection molding machine as claimed in claim 6, characterized in that: The end of the worm (20) is fixedly connected to a fourth gear (33), one side of the vertical plate (17) is fixedly connected to a rotating shaft (26), the rotating shaft (26) is fixedly connected to a fifth gear (34), and the fifth gear (34) is meshingly connected to the fourth gear (33).

8. A quick mold changing device for an injection molding machine as claimed in claim 7, characterized in that: The end of the rotating shaft (26) is fixedly connected to a third sprocket (27), the bottom end of the vertical plate (17) is fixedly connected to a sixth fixed block (32), the sixth fixed block (32) is rotatably connected to a fourth sprocket (30), and the fourth sprocket (30) is transmission-connected to the third sprocket (27) via a second chain (29).

9. A quick mold changing device for an injection molding machine as claimed in claim 8, characterized in that: The fourth sprocket (30) is transmission-connected to a third gear (31), and the third gear (31) is meshingly connected to a transmission chain (19).

10. A quick mold changing device for an injection molding machine as claimed in claim 9, characterized in that: The fourth gear (33) and the fifth gear (34) are both helical gears, and the worm (20) and the rotating shaft (26) are perpendicular to each other.

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