Plastic product manufacturing device

Abstract

The invention relates to the technical field of injection molding, in particular to a plastic product manufacturing device. Comprising a rack, and a control panel is fixedly connected to the outer wall of the rack; the bracket is fixedly connected with the top end of the rack; the injection mechanism is arranged on the bracket; the L-shaped supporting plate is fixedly connected with the side wall of the rack, and a driving mechanism is arranged on the L-shaped supporting plate; the side wall of the first mold is detachably connected with the driving mechanism, a fixing assembly located on the inner side of the rack is arranged on the back side of the first mold, and at least two clamping grooves and sliding plates are arranged on the back side of the first mold. Limiting of the fixing assembly and the locking assembly on the first mold and the second mold is directly relieved during replacement, the molds are removed through the driving mechanism for replacement, replacement after cooling is not needed, and the problems that in the prior art, mold replacement and installation are troublesome, and mold stability is poor are effectively solved; and the use requirements of people are met.

Description

Technical Field

[0001] The invention relates to the technical field of injection molding, and in particular to a plastic product manufacturing device. Background Art

[0002] When processing plastics, injection molding equipment is usually required. By placing molds of different types inside the injection molding equipment and then injecting liquid plastic into the mold, the corresponding plastic products can be obtained. It is generally divided into vertical injection molding machines and horizontal injection molding machines.

[0003] At present, horizontal injection molding machine is the most common type. Its clamping part and injection part are on the same horizontal center line, and the mold is opened in the horizontal direction. Its characteristics are: short body, easy to operate and maintain; low center of gravity, stable installation; after the product is ejected, it can automatically fall by gravity, easy to achieve full automatic operation, but its mold installation is more troublesome, and if the mold connection is unstable, the mold may tilt or fall. Summary of the invention

[0004] The object of the present invention is to provide a plastic product manufacturing device to solve the problems in the prior art that mold replacement and installation are relatively troublesome and the mold stability is relatively poor.

[0005] In order to achieve the above object, the present invention adopts the following technical solutions:

[0006] A plastic product manufacturing device, comprising:

[0007] A frame, an outer wall of which is fixedly connected with a control panel;

[0008] A bracket, wherein the bracket is fixedly connected to the top of the frame;

[0009] An injection mechanism, wherein the injection mechanism is arranged on the bracket;

[0010] An L-shaped support plate, the L-shaped support plate is fixedly connected to the side wall of the frame, and a driving mechanism is provided on the L-shaped support plate;

[0011] A first mold, wherein the side wall of the first mold is detachably connected to the driving mechanism, a fixing component located inside the frame is disposed on the back side of the first mold, at least two clamping grooves and a slide plate are disposed on the back side of the first mold, the clamping grooves are disposed between the two slide plates, the fixing component is movably clamped with the clamping grooves, and the slide plate is slidably connected to the outer wall of the frame;

[0012] The second mold, the back side of the second mold is integrally provided with a main limit hole and a plurality of auxiliary limit holes, the frame is provided with a third cylinder, the output shaft of the third cylinder is fixedly connected with a connecting plate, the connecting plate is provided with a locking assembly that is movably engaged with the main limit hole and the plurality of auxiliary limit holes, the model cavities of the first mold and the second mold are arranged opposite to each other, and the injection mechanism is located on the top sides of the first mold and the second mold.

[0013] As a further improvement of the present technical solution, the locking assembly includes an insert block and a motor, the insert block is a cavity-shaped structure and is fixedly connected to the outer wall of the connecting plate, the motor is fixedly connected in the insert block cavity, the output shaft of the motor is coaxially fixedly connected to a turntable, the outer wall of the turntable is rotatably connected to a plurality of rotating plates, each of the rotating plates is movably connected to a plug plate, and the plug plate is slidably connected to the insert block.

[0014] As a further improvement of the technical solution, circular grooves are provided inside the main limiting hole and the auxiliary limiting hole, and the diameter of the circular grooves is larger than the opening diameters of the main limiting hole and the auxiliary limiting hole.

[0015] As a further improvement of the present technical solution, the fixed assembly includes a fourth cylinder and a connecting rod, the fourth cylinder is arranged in the frame, the connecting rod is provided with multiple movable joints, the output shaft of the fourth cylinder is drivingly connected to a movable joint of the connecting rod, one end of the connecting rod is fixedly connected to a limiting block, one side of the limiting block is fixedly connected to a motor, the output shaft of the motor is fixedly connected to a T-shaped block, and the T-shaped block is clamped in the positioning groove.

[0016] As a further improvement of the technical solution, when the T-shaped block is in a horizontal state, the width of the T-shaped block is smaller than the width of the opening of the positioning slot, and when the T-shaped block is in a vertical state, the vertical axial length of the T-shaped block is greater than the width of the opening of the positioning slot.

[0017] As a further improvement of the present technical solution, the injection mechanism includes a first cylinder, an injection module and a feed pipe, the first cylinder is fixedly connected to the top of the bracket, the injection module is detachably connected to the output shaft of the first cylinder, and the injection module is vertically slidably connected to the bracket, and an insulation pipe is connected between the feed pipe and the injection module.

[0018] As a further improvement of the present technical solution, the driving mechanism includes a second cylinder, a guide rail and a connecting card plate, the second cylinder is fixedly connected to the L-shaped support plate, the guide rail is integrally fixedly connected to the L-shaped support plate, the connecting card plate is fixedly connected to the output shaft of the second cylinder, and the driving mechanism is provided with two.

[0019] As a further improvement of the technical solution, the first mold and the second mold are slidably connected to the guide rail, and the connecting clamp is detachably connected to the side walls of the first mold and the second mold.

[0020] Compared with the prior art, the present invention provides a plastic product manufacturing device, which has the following beneficial effects:

[0021] 1. The present invention controls the movement and replacement of the first mold and the second mold through the driving mechanism on the L-shaped support plate, limits the first mold and the second mold respectively through the fixing component and the locking component, and when the locking component locks the second mold and the connecting plate, the connecting plate and the second mold are controlled to move by the third cylinder to achieve the mold closing of the first mold and the second mold, and then the injection mechanism is used to complete the injection of molten plastic to generate the mold, and when replacing, the limiting of the first mold and the second mold by the fixing component and the locking component is directly released, and the mold can be removed by the driving mechanism for replacement, without waiting for cooling before replacement, which effectively solves the problem that the mold replacement and installation in the prior art is troublesome and the mold stability is poor;

[0022] 2. The present invention uses horizontal mold closing and top-side injection to facilitate observation of whether molten plastic leaks out of the mold, thereby reducing the possibility of accidents and effectively improving the safety of the manufacturing device. BRIEF DESCRIPTION OF THE DRAWINGS

[0023] Figure 1 This is a schematic diagram of the three-dimensional structure of a plastic product manufacturing device proposed by the present invention;

[0024] Figure 2 This is a front view structural schematic diagram of a plastic product manufacturing device proposed by the present invention;

[0025] Figure 3 This is a schematic diagram of the top view of a plastic product manufacturing device proposed by the present invention;

[0026] Figure 4 for Figure 3 Schematic diagram of the cross-sectional structure at AA in the middle;

[0027] Figure 5 for Figure 4 The enlarged structural diagram at B in the middle;

[0028] Figure 6 This is a schematic diagram of the back structure of a mold of a plastic product manufacturing device proposed by the present invention;

[0029] Figure 7 This is a schematic diagram of the partial structure of a limiting mechanism of a first mold of a plastic product manufacturing device proposed by the present invention.

[0030] In the figure: 1. frame; 11. control panel; 2. bracket; 3. injection mechanism; 31. first cylinder; 32. injection module; 33. feed pipe; 34. insulation pipe; 4. L-shaped support plate; 41. second cylinder; 42. guide rail; 43. connecting clamp; 5. first mold; 51. clamping groove; 52. slide plate; 6. second mold; 61. main limit hole; 62. auxiliary limit hole; 63. third cylinder; 64. connecting plate; 65. locking assembly; 651. plug block; 652. motor; 653. turntable; 654. turn plate; 655. plug plate; 7. fixing assembly; 71. fourth cylinder; 72. connecting rod; 73. limit block; 74. motor; 75. T-block. DETAILED DESCRIPTION

[0031] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present invention.

[0032] In the description of the present invention, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inside", "outside", "clockwise", "counterclockwise" and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply that the referred device or element must have a specific orientation, be constructed and operated in a specific orientation, and therefore should not be understood as limiting the present invention.

[0033] In addition, the terms "first" and "second" are used for descriptive purposes only and should not be understood as indicating or implying relative importance or implicitly indicating the number of the indicated technical features. Therefore, the features defined as "first" and "second" may explicitly or implicitly include one or more of the features. In the description of the present invention, the meaning of "plurality" is two or more, unless otherwise clearly and specifically defined.

[0034] Embodiment 1

[0035] Reference Figure 1-Figure 7 , a plastic product manufacturing device, comprising:

[0036] The frame 1 has an outer wall fixedly connected with a control panel 11, through which the injection mechanism 3, the driving mechanism, the locking assembly 65 and the fixing assembly 7 are controlled to work;

[0037] Bracket 2, bracket 2 is fixedly connected to the top of rack 1, and rack 1 provides support for bracket 2;

[0038] An injection mechanism 3, the injection mechanism 3 is arranged on the bracket 2;

[0039] An L-shaped support plate 4, which is fixedly connected to the side wall of the frame 1, and a driving mechanism is provided on the L-shaped support plate 4, and the horizontal movement of the first mold 5 and the second mold 6 is controlled by the driving mechanism;

[0040] The first mold 5, the side wall of the first mold 5 is detachably connected to the driving mechanism, which is convenient for replacing the mold. The back side of the first mold 5 is provided with a fixing component 7 located inside the frame 1, which is used to lock the position of the first mold 5 and ensure the stability of the first mold 5. The back side of the first mold 5 is provided with at least two clamping grooves 51 and a slide plate 52. The setting of the clamping grooves 51 and the slide plate 52 both ensures that the position of the first mold 5 remains stable and will not fall. The clamping grooves 51 are arranged between the two slide plates 52. The fixing component 7 is movably clamped with the clamping grooves 51, and the slide plate 52 is slidably connected with the outer wall of the frame 1. The multi-point limiting method is adopted to ensure the stability of the first mold 5;

[0041] The second mold 6, the back side of the second mold 6 is integrally provided with a main limit hole 61 and a plurality of auxiliary limit holes 62, and a multi-point connection and fixing method is adopted to ensure the stability of the connection of the second mold 6, and a third cylinder 63 is arranged in the frame 1 to provide power for the horizontal movement of the second mold 6 for mold closing, and the output shaft of the third cylinder 63 is fixedly connected with a connecting plate 64, and a locking assembly 65 movably engaged with the main limit hole 61 and a plurality of auxiliary limit holes 62 is arranged on the connecting plate 64, so as to facilitate driving each locking assembly 65 to move synchronously, and the model cavities of the first mold 5 and the second mold 6 are arranged relatively to each other, and the injection mechanism 3 is located on the top side of the first mold 5 and the second mold 6.

[0042] In this embodiment, specifically, during operation, the first mold 5 and the second mold 6 are respectively connected to the driving mechanism, the driving structure works to push the first mold 5 and the second mold 6 to slide to the specified position, the driving structure is disengaged from the first mold 5 and the second mold 6, the fixing component 7 is clamped into the clamping groove 51 of the first mold 5 for limiting, the third cylinder 63 works to push the connecting plate 64, and pushes each locking component 65 into the corresponding main limiting hole 61 and multiple auxiliary limiting holes 62 to perform multi-point limiting on the second mold 6. After the locking component 65 is locked, the third cylinder 63 continues to work, the first mold 5 and the second mold 6 are closed, and the injection mechanism 3 injects the molten plastic into the cavity after the first mold 5 and the second mold 6 are closed. When replacing the first mold 5 and the second mold 6, it is connected to the first mold 5 and the second mold 6 again through the driving structure, and the locking of the fixing component 7 and the locking component 65 is released, and the mold is taken out for replacement.

[0043] Embodiment 2

[0044] like Figure 1-Figure 7 As shown, this embodiment is basically the same as embodiment 1. Preferably, the locking assembly 65 includes an insert block 651 and a motor 652. The insert block 651 is a cavity-shaped structure, which provides space for accommodating other components and saves space. The insert block 651 is fixedly connected to the outer wall of the connecting plate 64. The motor 652 is fixedly connected in the cavity of the insert block 651. The output shaft of the motor 652 is coaxially fixedly connected with a turntable 653. The outer wall of the turntable 653 is rotatably connected with multiple rotating plates 654 to ensure the synchronous operation of each rotating plate 654. Each rotating plate 654 is movably connected with an insert plate 655, and the insert plate 655 is slidably connected to the insert block 651. Circular grooves are provided inside the main limit hole 61 and the auxiliary limit hole 62, and the diameter of the circular groove is larger than the opening diameter of the main limit hole 61 and the auxiliary limit hole 62 to ensure the clamping connection between the insert plate 655 and the circular groove.

[0045] In the present embodiment, specifically, when locking the second mold 6, the insert block 651 is first inserted into the main limit hole 61 and the plurality of auxiliary limit holes 62, and the motor 652 is started to drive the turntable 653 to rotate, thereby driving each rotating plate 654 to rotate, and the insert plate 655 slides with the insert block 651 to retract and retract. When extending out of the insert block 651, it cannot be out of the main limit hole 61 and the plurality of auxiliary limit holes 62, thereby locking the second mold 6. When unlocking, the insert plate 655 can be retracted into the insert block 651.

[0046] Embodiment 3

[0047] like Figure 1-Figure 7 As shown, this embodiment is basically the same as embodiment 1. Preferably, the fixing assembly 7 includes a fourth cylinder 71 and a connecting rod 72. The fourth cylinder 71 is arranged in the frame 1. The connecting rod 72 is provided with a plurality of movable joints. The output shaft of the fourth cylinder 71 is drivingly connected to a movable joint of the connecting rod 72. One end of the connecting rod 72 is fixedly connected to a limiting block 73. One side of the limiting block 73 is fixedly connected to a motor 74. The output shaft of the motor 74 is fixedly connected to a T-block 75. The T-block 75 is clamped with the positioning groove 51. When the T-block 75 is in a horizontal state, the width of the T-block 75 is smaller than the width of the opening of the positioning groove 51. When the T-block 75 is in a vertical state, the vertical axial length of the T-block 75 is greater than the width of the opening of the positioning groove 51.

[0048] In the present embodiment, specifically, during the sliding process of the first mold 5, the T-block 75 remains horizontal and moves in the positioning groove 51. When the first mold 5 is locked, the motor 74 is started, and the motor 74 drives the T-block 75 to rotate. The T-block 75 turns to a vertical state and is clamped into the positioning groove 51 for limitation, thereby preventing the first mold 5 from falling. After the injection molding is completed, the fourth cylinder 71 is started to drive the connecting rod 72 to float, thereby causing the first mold 5 to vibrate, so as to facilitate faster shaking off of the injected product, avoid the product from being retained in the mold, increase the material discharge rate, and thus improve the production efficiency of plastic products.

[0049] Embodiment 4

[0050] like Figure 1-Figure 3 As shown, this embodiment is basically the same as embodiment 1. Preferably, the injection mechanism 3 includes a first cylinder 31, an injection module 32 and a feed pipe 33. The first cylinder 31 is fixedly connected to the top of the bracket 2, the injection module 32 is detachably connected to the output shaft of the first cylinder 31, and the injection module 32 is vertically slidably connected to the bracket 2. An insulation pipe 34 is connected between the feed pipe 33 and the injection module 32.

[0051] In this embodiment, specifically, when in use, the molten plastic is fed through the feed pipe 33, the molten plastic is transported through the insulation pipe 34, and finally the first cylinder 31 controls the lifting and lowering of the injection module 32 to inject the molten plastic into the cavity after the mold is closed to complete the injection molding of the product. It should be noted that the insulation pipe 34 effectively prevents the molten plastic from cooling and condensing during transportation, thereby effectively preventing pipeline blockage.

[0052] Embodiment 5

[0053] like Figure 1-Figure 3 As shown, this embodiment is basically the same as embodiment 1. Preferably, the driving mechanism includes a second cylinder 41, a guide rail 42 and a connecting card plate 43. The second cylinder 41 is fixedly connected to the L-shaped support plate 4, the guide rail 42 is integrally fixedly connected to the L-shaped support plate 4, and the connecting card plate 43 is fixedly connected to the output shaft of the second cylinder 41. The driving mechanism is provided with two, the first mold 5 and the second mold 6 are slidably connected to the guide rail 42, and the connecting card plate 43 is detachably connected to the side walls of the first mold 5 and the second mold 6.

[0054] In this embodiment, specifically, when in use, the movement of the connecting clamp plate 43 is controlled by the second cylinder 41, thereby controlling the movement of the first mold 5 and the second mold 6. It should be noted that the connecting clamp plate 43 is made of a strong magnet and the guide rail 42 is smooth, which facilitates the sliding and loading and unloading of the first mold 5 and the second mold 6.

[0055] The above shows and describes the basic principles, main features and advantages of the present invention. Those skilled in the art should understand that the present invention is not limited by the above embodiments. The above embodiments and descriptions are only preferred examples of the present invention and are not intended to limit the present invention. Without departing from the spirit and scope of the present invention, the present invention may have various changes and improvements, which fall within the scope of the present invention. The scope of protection of the present invention is defined by the attached claims and their equivalents.

Claims

1. A plastic product manufacturing device, characterized in that: include: A frame (1), wherein an outer wall of the frame (1) is fixedly connected with a control panel (11); A bracket (2), wherein the bracket (2) is fixedly connected to the top of the frame (1); An injection mechanism (3), wherein the injection mechanism (3) is arranged on the support (2); An L-shaped support plate (4), the L-shaped support plate (4) being fixedly connected to the side wall of the frame (1), and a driving mechanism being arranged on the L-shaped support plate (4); A first mold (5), wherein a side wall of the first mold (5) is detachably connected to the driving mechanism, a fixing component (7) located inside the frame (1) is arranged on the back side of the first mold (5), at least two clamping grooves (51) and a slide plate (52) are arranged on the back side of the first mold (5), the clamping grooves (51) are arranged between two slide plates (52), the fixing component (7) is movably clamped with the clamping grooves (51), and the slide plate (52) is slidably connected with the outer wall of the frame (1); A second mold (6), wherein a main limiting hole (61) and a plurality of auxiliary limiting holes (62) are integrally arranged on the back side of the second mold (6), a third cylinder (63) is arranged in the frame (1), an output shaft of the third cylinder (63) is fixedly connected to a connecting plate (64), and a locking assembly (65) movably engaged with the main limiting hole (61) and the plurality of auxiliary limiting holes (62) is arranged on the connecting plate (64), the model cavities of the first mold (5) and the second mold (6) are arranged opposite to each other, and the injection mechanism (3) is located on the top side of the first mold (5) and the second mold (6).

2. A plastic product manufacturing device according to claim 1, characterized in that: The locking assembly (65) comprises an insert block (651) and a motor (652); the insert block (651) is a cavity-shaped structure and is fixedly connected to the outer wall of the connecting plate (64); the motor (652) is fixedly connected in the cavity of the insert block (651); the output shaft of the motor (652) is coaxially fixedly connected to a turntable (653); the outer wall of the turntable (653) is rotatably connected to a plurality of rotating plates (654); each rotating plate (654) is movably connected to an insert plate (655); and the insert plate (655) is slidably connected to the insert block (651).

3. A plastic product manufacturing device according to claim 2, characterized in that: The main limiting hole (61) and the auxiliary limiting hole (62) are both provided with circular grooves inside, and the diameter of the circular grooves is larger than the opening diameters of the main limiting hole (61) and the auxiliary limiting hole (62).

4. A plastic product manufacturing device according to claim 1, characterized in that: The fixing assembly (7) comprises a fourth cylinder (71) and a connecting rod (72); the fourth cylinder (71) is arranged in the frame (1); the connecting rod (72) is provided with a plurality of movable joints; the output shaft of the fourth cylinder (71) is drivingly connected to a movable joint of the connecting rod (72); one end of the connecting rod (72) is fixedly connected to a limit block (73); one side of the limit block (73) is fixedly connected to a motor (74); the output shaft of the motor (74) is fixedly connected to a T-shaped block (75); and the T-shaped block (75) is clamped to the clamping groove (51).

5. A plastic product manufacturing device according to claim 4, characterized in that: When the T-shaped block (75) is in a horizontal state, the width of the T-shaped block (75) is smaller than the width of the opening of the locking groove (51); when the T-shaped block (75) is in a vertical state, the vertical axial length of the T-shaped block (75) is greater than the width of the opening of the locking groove (51).

6. A plastic product manufacturing device according to claim 1, characterized in that: The injection mechanism (3) comprises a first cylinder (31), an injection module (32) and a feed pipe (33); the first cylinder (31) is fixedly connected to the top of the bracket (2); the injection module (32) is detachably connected to the output shaft of the first cylinder (31); the injection module (32) is vertically slidably connected to the bracket (2); and an insulation pipe (34) is connected between the feed pipe (33) and the injection module (32).

7. A plastic product manufacturing device according to claim 1, characterized in that: The driving mechanism comprises a second cylinder (41), a guide rail (42) and a connecting card plate (43); the second cylinder (41) is fixedly connected to the L-shaped support plate (4); the guide rail (42) is integrally fixedly connected to the L-shaped support plate (4); the connecting card plate (43) is fixedly connected to the output shaft of the second cylinder (41); and two of the driving mechanisms are provided.

8. A plastic product manufacturing device according to claim 7, characterized in that: The first mold (5) and the second mold (6) are slidably connected to the guide rail (42), and the connecting clamping plate (43) is detachably connected to the side walls of the first mold (5) and the second mold (6).

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