Vacuum coating box for injection molding part production

Abstract

The utility model belongs to the technical field of vacuum coating, and particularly relates to a vacuum coating box for production of injection molding parts, which comprises a vacuum box, a movable material loading platform, a movable material loading platform, a movable material loading platform and a movable material loading platform, sealing the door plate; a rotating cylinder; a three-jaw chuck; the driving assembly is connected to the movable material loading platform in a drivable manner; the strike-off mechanism is fixed in the movable material loading platform, and the strike-off mechanism is fixed in the movable material loading platform; according to the utility model, the injection-molded part is fixed through the three-jaw chuck, and the rotating cylinder is utilized to drive the three-jaw chuck to rotate, so that the injection-molded part is rotated, the coating coated on the surface of the injection-molded part is conveniently stricken by utilizing the strickling mechanism, and the movable material loading platform is driven to move through the driving assembly, and meanwhile, the sealing door plate is driven to move; and meanwhile, after the three-jaw chuck extends out of the taking and placing opening, taking and placing of materials are facilitated, and the machining efficiency can be improved.

Description

Technical Field

[0001] The utility model belongs to the technical field of vacuum coating, in particular to vacuum coating equipment for spraying the surface of plate-type injection molded parts, specifically to a vacuum coating box for producing injection molded parts. Background Art

[0002] After molding, the surface of the injection molded parts needs to be sprayed to improve the physical and chemical properties of the workpiece surface. Depending on the application environment, the spraying quality requirements of the workpiece surface are also different. The coating on the workpiece surface is required to be uniform, without blisters and pores after spraying.

[0003] During production, in order to ensure uniform coating, a scraper will be set to scrape the paint flat to ensure that the paint is evenly coated on the surface of the injection molded part.

[0004] It was retrieved from the prior art that a Chinese utility model patent with authorization announcement number CN212093043U discloses "a vacuum coating machine", which includes a machine platform, a turntable, a scraper, a lifting assembly and a protective cover; the turntable is rotatably connected to the machine platform, and the turntable is used to carry external workpieces to be processed; the lifting assembly is arranged on the machine platform, and the lifting assembly drives the scraper to move toward or away from the turntable, and the scraper is located above the turntable; the protective cover is arranged on the machine platform, and the turntable, scraper and lifting assembly are all located inside the protective cover; the protective cover is provided with a through hole, and the through hole is connected to the external vacuum pump.

[0005] Although the vacuum coating machines in the prior art, including those mentioned above, can evenly coat the workpiece, in actual use, it is necessary to frequently open and close the door panel of the equipment to manually take out and put out the materials. Due to the limited space inside the equipment, taking out and putting out the materials is inconvenient. Due to space limitations, it is also inconvenient to use automatic robotic arms and other equipment to assist in taking out and putting out the materials.

[0006] In order to solve the above problems, the utility model provides a vacuum coating box for producing injection molded parts. Utility Model Content

[0007] In order to solve the above problems existing in the prior art, the utility model provides a vacuum coating box for injection molding production, which has the characteristics of being easy to use and easy to take out and put out materials.

[0008] To achieve the above-mentioned object, the present invention provides the following technical solution: a vacuum coating box for producing injection molded parts, comprising a vacuum box, a take-and-drop opening machined at the bottom end of the side of the vacuum box, a vacuum port fixed at the top end of the vacuum box, and further comprising:

[0009] A movable loading platform, wherein the movable loading platform is movably installed in the vacuum box, and one end of the movable loading platform extends out of the loading and unloading port;

[0010] A sealing door panel fixed to the protruding end of the movable loading platform;

[0011] A rotary cylinder, the rotary cylinder being fixed to the top surface of the movable loading platform;

[0012] A three-jaw chuck, wherein the three-jaw chuck is fixed to the top end of the rotary cylinder;

[0013] a drive assembly, the drive assembly being drivably connected to the movable loading platform and configured to drive the movable loading platform to move in a horizontal direction;

[0014] The scraping mechanism is fixed in the movable loading platform and is used for scraping the paint applied on the surface of the injection molded part.

[0015] As a preferred technical solution of the present invention, the drive assembly includes:

[0016] A first movable seat, the first movable seat being fixed to the bottom surface of the movable loading platform;

[0017] Fixed plates, two of which are symmetrically fixed in the vacuum box;

[0018] A number one threaded screw rod, the number one threaded screw rod being rotatably mounted between the two fixed plates, and the number one threaded screw rod passing through the number one movable seat and being connected to the number one movable seat by means of a threaded engagement;

[0019] A No. 1 drive motor is fixed on the fixed plate and is used for driving the No. 1 threaded screw to rotate.

[0020] As a preferred technical solution of the utility model, it also includes:

[0021] Guide rails, wherein two guide rails are symmetrically fixed in the vacuum box;

[0022] A slider is fixed to the bottom surface of the movable loading platform and is slidably engaged with the guide rail.

[0023] As a preferred technical solution of the utility model, it also includes:

[0024] A rubber sealing ring is bonded and fixed on the sealing door panel.

[0025] As a preferred technical solution of the present invention, the scraping mechanism includes:

[0026] A second movable seat, wherein the top surface of the second movable seat is in contact with the inner top surface of the vacuum box;

[0027] An L-shaped frame, the L-shaped frame being fixed on the second movable seat;

[0028] an n-shaped tool rest, the n-shaped tool rest being located below the horizontal portion of the L-shaped frame;

[0029] a scraper, the scraper being fixed on the n-shaped blade holder;

[0030] A vertical cylinder, wherein the vertical cylinder is fixed to the top surface of the horizontal portion of the L-shaped frame, and the piston rod of the vertical cylinder passes through the horizontal portion of the L-shaped frame and is fixedly connected to the n-shaped tool holder;

[0031] A second threaded screw rod is rotatably mounted in the vacuum box and passes through the second movable seat and is connected to the second movable seat by screwing;

[0032] A No. 2 drive motor is fixed to the outer wall of the vacuum box and is used to drive the No. 2 threaded screw to rotate.

[0033] As a preferred technical solution of the utility model, it also includes:

[0034] a locking bolt, the locking bolt passing through the n-shaped tool holder and the scraper;

[0035] A locking nut is installed on the protruding end of the locking bolt by screwing.

[0036] As a preferred technical solution of the utility model, it also includes:

[0037] A transparent observation window is embedded and fixed on the front side of the vacuum box.

[0038] As a preferred technical solution of the utility model, it also includes:

[0039] Support legs, wherein the four support legs are diagonally fixed to the four corners of the bottom surface of the vacuum box.

[0040] Compared with the prior art, the beneficial effects of the present invention are:

[0041] In the utility model, the injection molded part is fixed by a three-jaw chuck, and the three-jaw chuck is driven to rotate by a rotary cylinder to rotate the injection molded part, so that the paint coated on the surface of the injection molded part is scraped flat by a scraping mechanism. The movable loading platform is driven to move by the driving component, and the sealing door panel is driven to move at the same time, without the need to manually open and close the sealing door panel. At the same time, the three-jaw chuck is extended out of the take-and-put port to facilitate taking and putting of materials, which is beneficial to improving processing efficiency.

[0042] Other additional advantages and beneficial effects of the present invention will be partially given in the following description, and partially become obvious from the following description, or be learned through practice of the present invention. BRIEF DESCRIPTION OF THE DRAWINGS

[0043] The accompanying drawings are used to provide a further understanding of the present invention and constitute a part of the specification. Together with the embodiments of the present invention, they are used to explain the present invention and do not constitute a limitation of the present invention. In the accompanying drawings:

[0044] Figure 1 It is a structural diagram of the utility model;

[0045] Figure 2 This is a schematic diagram of the axonometric structure of the mobile loading platform in the present utility model;

[0046] Figure 3 This is a schematic diagram of the axonometric structure of the scraping mechanism in the present invention;

[0047] Figure 4 For this utility model Figure 3 A in the figure is an enlarged structural diagram.

[0048] In the figure: 1. Vacuum box; 101. Pick-up and drop-out port; 102. Vacuum extraction port; 103. Transparent observation window; 2. Mobile loading platform; 3. Sealed door panel; 4. Rotary cylinder; 5. Three-jaw chuck; 6. Drive assembly; 601. No. 1 moving seat; 602. Fixed plate; 603. No. 1 threaded screw; 604. No. 1 drive motor; 605. Guide rail; 606. Slider; 7. Support leg; 8. Scraping mechanism; 801. No. 2 moving seat; 802. L-shaped frame; 803. N-shaped tool holder; 804. Scraper; 805. Vertical cylinder; 806. No. 2 threaded screw; 807. No. 2 drive motor; 808. Locking bolt; 809. Locking nut; 9. Rubber sealing ring. DETAILED DESCRIPTION

[0049] 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 embodiments described 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 making creative efforts are within the scope of protection of the present invention.

[0050] See also Figure 1-Figure 4The utility model provides the following technical solutions: a vacuum coating box for injection molded parts production, comprising a vacuum box 1, a pick-up and drop-out port 101 processed at the bottom end of the side of the vacuum box 1, a vacuum port 102 fixed at the top of the vacuum box 1, and further comprising: a movable loading platform 2, a sealing door panel 3, a rotary cylinder 4, a three-jaw chuck 5, a drive assembly 6 and a scraping mechanism 8.

[0051] Further, by Figure 1 and Figure 2 As shown, in this embodiment, the movable loading platform 2 is movably installed in the vacuum box 1, and one end of the movable loading platform 2 extends out of the pick-up and release port 101, the sealing door panel 3 is fixed on the protruding end of the movable loading platform 2, the rotating cylinder 4 is fixed to the top surface of the movable loading platform 2, the three-jaw chuck 5 is fixed to the top of the rotating cylinder 4, the driving component 6 is drivably connected to the movable loading platform 2, and is used to drive the movable loading platform 2 to move in the horizontal direction, and the scraping mechanism 8 is fixed in the movable loading platform 2, and is used to scrape the paint applied on the surface of the injection molded part. After adopting the above scheme, when in use, first start the driving component 6 to drive the movable loading platform 2 to move in the horizontal direction, so that the three-jaw chuck 5 extends out of the pick-up and release port 101, and then place the injection molded part on the three-jaw chuck 5, and use the three-jaw chuck 5 to clamp the injection molded part to ensure the stability of the injection molded part, and then start the driving component 6 to drive the movable loading platform 2 After the paint is applied on the surface of the injection molded part, the paint is applied on the surface of the injection molded part by the three-jaw chuck 5 and the paint is applied on the surface of the injection molded part by the scraping mechanism 8. The movable loading platform 2 is driven to move by the driving component 6, and the sealing door panel 3 is driven to move at the same time. There is no need to manually open and close the sealing door panel 3. At the same time, the three-jaw chuck 5 is extended out of the take-and-put port 101 to facilitate taking and putting the material, which is conducive to improving the processing efficiency.

[0052] It should be noted that since the working principle of the vacuum coating machine is an existing technology that has been fully disclosed on the market, it will not be described in detail in this article.

[0053] Optionally, by Figure 1 and Figure 2As shown, in this embodiment, the driving assembly 6 includes: a No. 1 moving seat 601, a fixed plate 602, a No. 1 threaded screw 603 and a No. 1 driving motor 604. The No. 1 moving seat 601 is fixed to the bottom surface of the mobile loading platform 2, and the two fixed plates 602 are symmetrically fixed in the vacuum box 1. The No. 1 threaded screw 603 is rotatably installed between the two fixed plates 602, and the No. 1 threaded screw 603 passes through the No. 1 moving seat 601 and is connected to the No. 1 moving seat 601 by threaded engagement. The No. 1 driving motor 604 is fixed on the fixed plate 602 and is used to drive the No. 1 threaded screw 603 to rotate. After adopting the above scheme, when in use, start the No. 1 driving motor 604 to drive the No. 1 threaded screw 603 to rotate. Under the action of the threaded engagement, the No. 1 moving seat 601 drives the mobile loading platform 2 to move in the horizontal direction.

[0054] Preferably, by Figure 1 and Figure 2 As shown, this embodiment also includes: a guide rail 605 and a slider 606. The two guide rails 605 are symmetrically fixed in the vacuum box 1, and the slider 606 is fixed to the bottom surface of the movable loading platform 2 and slides with the guide rail 605. After adopting the above scheme, when in use, the movable loading platform 2 will drive the slider 606 to move along the guide rail 605, thereby improving the stability of the movable loading platform 2.

[0055] Preferably, by Figure 1 and Figure 2 As shown, this embodiment also includes: a rubber sealing ring 9, which is bonded and fixed to the sealing door panel 3. After adopting the above scheme, when in use, the rubber sealing ring 9 is in a compressed state, which improves the stability of the sealing door panel 3 when it is in a closed state.

[0056] Optionally, by Figure 1-Figure 3As shown, in this embodiment, the scraping mechanism 8 includes: a No. 2 movable seat 801, an L-shaped frame 802, an n-shaped tool holder 803, a scraper 804, a vertical cylinder 805, a No. 2 threaded screw 806 and a No. 2 drive motor 807. The top surface of the No. 2 movable seat 801 is in contact with the inner top surface of the vacuum box 1, the L-shaped frame 802 is fixed on the No. 2 movable seat 801, the n-shaped tool holder 803 is located below the horizontal part of the L-shaped frame 802, the scraper 804 is fixed on the n-shaped tool holder 803, the vertical cylinder 805 is fixed to the top surface of the horizontal part of the L-shaped frame 802, and the piston rod of the vertical cylinder 805 passes through the horizontal part of the L-shaped frame 802 and is fixedly connected to the n-shaped tool holder 803, the No. 2 threaded screw 806 is rotatably installed in the vacuum box 1, and the No. The threaded screw 806 passes through the No. 2 movable seat 801 and is connected to the No. 2 movable seat 801 by threaded engagement. The No. 2 driving motor 807 is fixed to the outer wall of the vacuum box 1 and is used to drive the No. 2 threaded screw 806 to rotate. After adopting the above scheme, when in use, first start the No. 2 driving motor 807 to drive the No. 2 threaded screw 806 to rotate, so that the No. 2 movable seat 801 drives the L-shaped frame 802 to move under the action of threaded engagement, and adjusts the position of the scraper 804. When the scraper 804 is above the injection molded part, start the vertical cylinder 805, and drive the scraper 804 downward by the vertical cylinder 805 until the scraper 804 touches the injection molded part. At this time, the rotating cylinder 4 drives the injection molded part to rotate and flatten the paint coated on the surface of the injection molded part.

[0057] Preferably, by Figure 1-Figure 4 As shown, this embodiment also includes: a locking bolt 808 and a locking nut 809. The locking bolt 808 passes through the n-type tool holder 803 and the scraper 804. The locking nut 809 is installed on the protruding end of the locking bolt 808 by screwing. After adopting the above scheme, when in use, the scraper 804 is fixed and installed by the locking bolt 808 and the locking nut 809. It is easy to install, has high stability, and is also easy to disassemble and repair the scraper 804.

[0058] Preferably, by Figure 1 As shown, in this embodiment, it also includes: a transparent observation window 103, which is embedded and fixed on the front side of the vacuum box 1. After adopting the above solution, when in use, it is easy to observe the coating condition of the injection molded parts in the vacuum box 1 through the transparent observation window 103.

[0059] Preferably, by Figure 1 As shown, in this embodiment, it further includes: support legs 7, four support legs 7 are diagonally fixed to the four corners of the bottom surface of the vacuum box 1, and are used to stably support the vacuum box 1.

[0060] It should be noted that the rotary cylinder 4, the No. 1 drive motor 604, the vertical cylinder 805 and the No. 2 drive motor 807 are all conventional commercially available equipment with built-in power switches. Those skilled in the art can make conventional selections according to usage needs. Their working principles are common knowledge known to those skilled in the art and have been fully disclosed by the existing technology, so they will not be elaborated on in this article.

[0061] The circuit connection involved in the present invention is a common means used by those skilled in the art, and technical inspiration can be obtained through a limited number of experiments, and it belongs to the widely used existing technology.

[0062] Components not described in detail herein are prior art.

[0063] Working principle and use process of the present invention: When using the vacuum coating equipment of the present invention, the driving assembly 6 is first started to drive the movable loading platform 2 to move horizontally, so that the three-jaw chuck 5 extends out of the access opening 101, and then the injection molded part is placed on the three-jaw chuck 5, and the three-jaw chuck 5 is used to clamp the injection molded part to ensure the stability of the injection molded part;

[0064] Then, the driving assembly 6 is started to drive the movable loading platform 2 to move horizontally, so that the injection molded part is retracted into the vacuum box 1 until the sealing door panel 3 abuts against the outer wall of the access port 101, thereby sealing the vacuum box 1.

[0065] Then, a vacuum pump is used to evacuate air from the vacuum port 102 to make the internal space of the vacuum box 1 a vacuum state, and finally the injection molded parts are sprayed;

[0066] During operation, the rotary cylinder 4 is started to drive the three-jaw chuck 5 to rotate, causing the injection molded part to rotate, and the scraping mechanism 8 is used to scrape the paint applied on the surface of the injection molded part;

[0067] After the operation is completed, the driving assembly 6 is started to drive the movable loading platform 2 to move horizontally, so that the three-jaw chuck 5 drives the injection molded part to extend out of the take-out opening 101. The injection molded part can be taken out of the three-jaw chuck 5 manually or with the help of an automatic robot arm to achieve unloading;

[0068] The utility model fixes the injection molded part through the three-jaw chuck 5, and uses the rotary cylinder 4 to drive the three-jaw chuck 5 to rotate, so that the injection molded part rotates, which makes it convenient to use the scraping mechanism 8 to scrape the paint coated on the surface of the injection molded part. The movable loading platform 2 is driven to move by the driving component 6, and the sealing door panel 3 is driven to move at the same time, without the need to manually open and close the sealing door panel 3. At the same time, the three-jaw chuck 5 is extended out of the take-and-put port 101 to facilitate taking and putting materials, which is beneficial to improving processing efficiency.

[0069] Finally, it should be noted that the above description is merely a preferred embodiment of the present invention and is not intended to limit the present invention. Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art will be able to modify the technical solutions described in the aforementioned embodiments or replace some of the technical features therein with equivalents. Any modifications, equivalent replacements, improvements, etc. made within the spirit and principles of the present invention shall be included within the scope of protection of the present invention.

Claims

1. A vacuum coating box for producing injection molded parts, comprising a vacuum box (1), a take-in / out port (101) being machined at the bottom end of the side of the vacuum box (1), and a vacuum port (102) being fixed at the top end of the vacuum box (1), characterized in that: Also includes: A movable loading platform (2), wherein the movable loading platform (2) is movably installed in the vacuum box (1), and one end of the movable loading platform (2) extends out of the loading and unloading port (101); A sealing door panel (3), wherein the sealing door panel (3) is fixed on the protruding end of the movable loading platform (2); A rotary cylinder (4), wherein the rotary cylinder (4) is fixed to the top surface of the movable loading platform (2); A three-jaw chuck (5), wherein the three-jaw chuck (5) is fixed to the top end of the rotary cylinder (4); A driving assembly (6), the driving assembly (6) being drivably connected to the movable loading platform (2) and being used to drive the movable loading platform (2) to move in a horizontal direction; A scraping mechanism (8) is fixed in the movable loading platform (2) and is used for scraping the paint applied on the surface of the injection molded part.

2. A vacuum coating box for injection molded parts production according to claim 1, characterized in that: The driving assembly (6) comprises: A first movable seat (601), the first movable seat (601) being fixed to the bottom surface of the movable loading platform (2); A fixed plate (602), wherein two fixed plates (602) are symmetrically fixed in the vacuum box (1); A number one threaded screw rod (603), the number one threaded screw rod (603) being rotatably mounted between the two fixed plates (602), and the number one threaded screw rod (603) passing through the number one movable seat (601) and being connected to the number one movable seat (601) by screw thread engagement; A number one driving motor (604) is fixed on the fixing plate (602) and is used to drive the number one threaded screw (603) to rotate.

3. The vacuum coating box for injection molded parts production according to claim 1, characterized in that: Also includes: Guide rails (605), two guide rails (605) are symmetrically fixed in the vacuum box (1); A slider (606), wherein the slider (606) is fixed to the bottom surface of the movable loading platform (2) and is in sliding engagement with the guide rail (605).

4. A vacuum coating box for injection molded parts production according to claim 1, characterized in that: Also includes: A rubber sealing ring (9) is bonded and fixed on the sealing door panel (3).

5. The vacuum coating box for injection molded parts production according to claim 1, characterized in that: The scraping mechanism (8) comprises: A second movable seat (801), the top surface of the second movable seat (801) being in contact with the inner top surface of the vacuum box (1); An L-shaped frame (802), wherein the L-shaped frame (802) is fixed on the second movable seat (801); an n-shaped tool holder (803), the n-shaped tool holder (803) being located below the horizontal portion of the L-shaped holder (802); a scraper (804), wherein the scraper (804) is fixed on the n-type blade holder (803); A vertical cylinder (805), wherein the vertical cylinder (805) is fixed to the top surface of the horizontal portion of the L-shaped frame (802), and the piston rod of the vertical cylinder (805) passes through the horizontal portion of the L-shaped frame (802) and is fixedly connected to the n-shaped tool holder (803); A second threaded screw (806), the second threaded screw (806) being rotatably mounted in the vacuum box (1), and the second threaded screw (806) passing through the second movable seat (801) and being connected to the second movable seat (801) by screw thread engagement; A No. 2 driving motor (807), the No. 2 driving motor (807) is fixed to the outer wall of the vacuum box (1), and is used to drive the No. 2 threaded screw (806) to rotate.

6. A vacuum coating box for producing injection molded parts according to claim 5, characterized in that: Also includes: a locking bolt (808), the locking bolt (808) passing through the n-shaped tool holder (803) and the scraper (804); A locking nut (809) is mounted on the protruding end of the locking bolt (808) by screwing.

7. The vacuum coating box for injection molded parts production according to claim 1, characterized in that: Also includes: A transparent observation window (103) is embedded and fixed on the front side of the vacuum box (1).

8. The vacuum coating box for injection molded parts production according to claim 1, characterized in that: Also includes: Support legs (7), wherein the four support legs (7) are fixed diagonally to the four corners of the bottom surface of the vacuum box (1).

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