Casting machine for producing polylactic acid degradable tableware

Abstract

The utility model discloses a casting machine for producing polylactic acid degradable tableware, and belongs to the technical field of degradable tableware production. The device comprises a bottom plate, the top of the bottom plate is connected with a production main body, a feeding box is embedded in the top of the production main body, the top of the bottom plate is connected with an extrusion device, one side of the extrusion device is connected with two connecting blocks, one sides of the two connecting blocks are connected with the same cutting device, and the cutting device comprises two adjusting blocks and a connecting frame. A built-in groove is formed in the top of the adjusting block, and rotating grooves are formed in the two sides of the inner wall of the built-in groove; according to the cutting device, the cutting device is arranged, a threaded rod is rotated, so that the threaded rod moves through a nut, then the threaded rod drives an extrusion block to move outwards, one end of a movable plate moves downwards, and therefore a cutting blade is driven to move downwards and retract into a built-in groove; and therefore, accidental injury to workers due to accidental touch of the cutting blade is avoided.

Description

Technical Field

[0001] The utility model belongs to the technical field of production of degradable tableware, in particular to a casting machine for production of polylactic acid degradable tableware. Background Art

[0002] Polylactic acid, also known as polylactide, is a polymer obtained by polymerization of lactic acid as the main raw material. It is a new type of biodegradable material. Polylactic acid has the advantages of good thermal stability, good solvent resistance, and can be processed in a variety of ways. Moreover, polylactic acid products are completely biodegradable. Therefore, polylactic acid is widely used in packaging materials, disposable tableware, home appliance casings, fibers, 3D consumables and other fields.

[0003] However, in actual use, the cast film machine needs to cut the pulled plastic film during production. However, the cutting tool of the traditional cast film machine is exposed to the outside, and the cutting tool is very sharp, which may cause injuries to the workers due to errors when the machine stops, which is not conducive to the safe production of the device. Utility Model Content

[0004] The utility model aims to solve the problem of danger caused by accidentally touching a blade and provides a casting machine for producing polylactic acid degradable tableware.

[0005] In order to achieve the above-mentioned purpose, the utility model adopts the following technical scheme: a casting machine for producing polylactic acid degradable tableware, comprising a bottom plate, a production body is connected to the top of the bottom plate, and a feeding box is embedded in the top of the production body, an extrusion device is connected to the top of the bottom plate, and two connecting blocks are connected to one side of the extrusion device, and the same dividing device is connected to one side of the two connecting blocks, the dividing device comprises two adjusting blocks and a connecting frame, a built-in groove is opened on the top of the adjusting block, a rotating groove is opened on both sides of the inner wall of the built-in groove, and a rotating rod is rotatably connected in the rotating groove, and the same moving plate is connected between the two rotating rods, and a dividing blade is connected to the top of the moving plate, a fixed plate is connected to one side of the built-in groove, a nut is embedded in the fixed plate, and a threaded rod is connected to the inner thread of the nut, one end of the threaded rod is rotatably connected to the extrusion block, a first slider is connected to the bottom of the extrusion block, and nuts are embedded in the two adjusting blocks, and a double-grained rod is connected to the inner thread of the nut, a sliding sleeve is embedded in the adjusting block, and the same sliding rod is slidably connected in the two sliding sleeves.

[0006] As a further description of the above technical solution:

[0007] Bearings are embedded on both sides of the inner wall of the connecting frame, and a rotating shaft is rotatably connected in the bearing, and one end of the two rotating shafts is respectively connected to the two ends of the double-grained rod, and the other end of one of the rotating shafts is connected to a turntable, and a crank is rotatably connected to one side of the turntable, and the two ends of the sliding rod are respectively connected to the two sides of the inner wall of the connecting frame.

[0008] As a further description of the above technical solution:

[0009] The two sides of the movable plate are slidably connected with the inner wall of the built-in groove, and a sliding groove is opened at the bottom of the built-in groove, and the inside of the sliding groove is slidably connected with the outer wall of the first sliding block, and one side of the extrusion block is in contact with the bottom of the movable plate.

[0010] As a further description of the above technical solution:

[0011] The extrusion device includes two fixed blocks, a moving groove is opened on the top of the fixed block, and a moving block is slidably connected in the moving groove, a nut is embedded in the moving block, and a bolt is threadedly connected in the nut, a connecting plate is connected to one side of the moving groove, one end of the bolt passes through one side of the connecting plate, a bearing is embedded in one side of the moving block, and a rotating shaft is rotatably connected in the bearing, and the same upper extrusion wheel is connected between the two rotating shafts, and the same lower extrusion wheel is rotatably connected between the two fixed blocks.

[0012] As a further description of the above technical solution:

[0013] Sliding grooves are provided on both sides of the inner wall of the moving groove, and a second sliding block is slidably connected in the sliding groove, and one side of the second sliding block is connected to one side of the moving block.

[0014] As a further description of the above technical solution:

[0015] The bottom of the fixing block is connected to the top of the bottom plate, one side of the fixing block is connected to one side of the connecting block, and the other side of the connecting block is connected to one side of the connecting frame.

[0016] In summary, due to the adoption of the above technical solution, the beneficial effects of the utility model are:

[0017] 1. In the utility model, a splitting device is provided, and the threaded rod is rotated so that the threaded rod moves through the nut, and then the threaded rod drives the extrusion block to move outward, and then one end of the movable plate moves downward, thereby driving the cutting blade to move downward and retract into the built-in groove, thereby preventing the cutting blade from causing accidental injury to the staff due to accidental touch.

[0018] 2. In the utility model, an extrusion device is provided, and by rotating the bolt, the movable block moves up and down, and then the upper extrusion wheel moves up and down, so that the distance between the upper extrusion wheel and the lower extrusion wheel can be adjusted, and then the thickness of the extruded raw material can be adjusted, thereby improving the practicality and convenience of the device. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] Figure 1 This is a three-dimensional structural schematic diagram of a polylactic acid degradable tableware production casting machine proposed by the utility model;

[0020] Figure 2 This is a schematic diagram of the structure of an extrusion device of a casting machine for producing polylactic acid degradable tableware proposed in the utility model;

[0021] Figure 3 This is a schematic diagram of the structure of a splitting device of a casting machine for producing polylactic acid degradable tableware proposed in the utility model;

[0022] Figure 4 The utility model provides a casting machine for producing polylactic acid degradable tableware Figure 3 A schematic diagram of the enlarged structure of part A.

[0023] Legend: 1. Feeding box; 2. Production body; 3. Bottom plate; 4. Connecting block; 5. Splitting device; 501. Connecting frame; 502. Adjusting block; 503. Double-grooved rod; 504. Sliding rod; 505. Turntable; 506. Crank; 507. Moving plate; 508. Rotating rod; 509. Built-in groove; 510. Rotating groove; 511. Fixed plate; 512. First slider; 513. Threaded rod; 514. Extrusion block; 6. Extrusion device; 601. Fixed block; 602. Lower extrusion wheel; 603. Bolt; 604. Connecting plate; 605. Sliding groove; 606. Moving groove; 607. Moving block; 608. Second slider; 609. Upper extrusion wheel. DETAILED DESCRIPTION

[0024] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments of the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0025] See also Figure 1-4The utility model provides a technical solution: a casting machine for producing polylactic acid degradable tableware, comprising a bottom plate 3, a production body 2 is connected to the top of the bottom plate 3, and a feeding box 1 is embedded in the top of the production body 2, an extrusion device 6 is connected to the top of the bottom plate 3, and two connecting blocks 4 are connected to one side of the extrusion device 6, and the same dividing device 5 is connected to one side of the two connecting blocks 4, and the dividing device 5 comprises two adjusting blocks 502 and a connecting frame 501, a built-in groove 509 is opened on the top of the adjusting block 502, a rotating groove 510 is opened on both sides of the inner wall of the built-in groove 509, and a rotating rod 508 is rotatably connected in the rotating groove 510, and the same moving plate 507 is connected between the two rotating rods 508, and a dividing blade is connected to the top of the moving plate 507, a fixed plate 511 is connected to one side of the built-in groove 509, a nut is embedded in the fixed plate 511, and a threaded rod 513 is connected to the inner thread of the nut, and the threaded rod One end of 513 is rotatably connected with an extrusion block 514, and the bottom of the extrusion block 514 is connected to the first slider 512, and nuts are embedded in the two adjusting blocks 502, and the double-threaded rod 503 is threadedly connected to the inner thread of the nut, a sliding sleeve is embedded in the adjusting block 502, and the same sliding rod 504 is slidably connected in the two sliding sleeves, bearings are embedded on both sides of the inner wall of the connecting frame 501, and a rotating shaft is rotatably connected in the bearing, and one end of the two rotating shafts is respectively connected to the two ends of the double-threaded rod 503, and the other end of one of the rotating shafts is connected to a turntable 505, and a crank 506 is rotatably connected to one side of the turntable 505, and the two ends of the sliding rod 504 are respectively connected to the two sides of the inner wall of the connecting frame 501, and the two sides of the moving plate 507 are slidably connected to the inner wall of the built-in groove 509, and a sliding groove is opened at the bottom of the built-in groove 509, and the inner part of the sliding groove is slidably connected to the outer wall of the first slider 512, and one side of the extrusion block 514 is in contact with the bottom of the moving plate 507.

[0026] In a specific implementation manner, by setting a splitting device 5, when the device is shut down, by rotating the threaded rod 513, the threaded rod 513 is moved through the nut embedded in one side of the fixed plate 511, and the movement of the threaded rod 513 drives the extrusion block 514 to move outward, and by setting the first slider 512 to slide in the slide groove, the movement of the extrusion block 514 is made more stable, and one side of the extrusion block 514 slides on the bottom of the movable plate 507, so that one end of the movable plate 507 moves downward through the rotating rod 508, thereby driving the cutting blade to retract into the built-in groove 509, thereby preventing the cutting blade from accidentally injuring people, and by setting two sections of opposite threads on the outer wall of the double-threaded rod 503, the distance between the two adjustment blocks 502 can be adjusted, and then the cutting size can be adjusted as needed, thereby improving the applicability of the device.

[0027] The extrusion device 6 includes two fixed blocks 601, a moving groove 606 is provided on the top of the fixed block 601, and a moving block 607 is slidably connected in the moving groove 606, a nut is embedded in the moving block 607, and a bolt 603 is threadedly connected in the nut, a connecting plate 604 is connected to one side of the moving groove 606, one end of the bolt 603 passes through one side of the connecting plate 604, a bearing is embedded on one side of the moving block 607, and a rotating shaft is rotatably connected in the bearing, and the same upper extrusion wheel 609 is connected between the two rotating shafts, and the same lower extrusion wheel 602 is rotatably connected between the two fixed blocks 601, sliding grooves 605 are provided on both sides of the inner wall of the moving groove 606, and a second slider 608 is slidably connected in the sliding groove 605, and one side of the second slider 608 is connected to one side of the moving block 607, the bottom of the fixed block 601 is connected to the top of the bottom plate 3, and one side of the fixed block 601 is connected to one side of the connecting block 4, and the other side of the connecting block 4 is connected to one side of the connecting frame 501.

[0028] In a specific implementation manner, an extrusion device 6 is provided and a bolt 603 is rotated to make a movable block 607 embedded with a nut move up and down. A second slider 608 is provided to slide in a sliding groove 605, so that the movable block 607 moves more stably and improves stability. Then, the movable block 607 moves up and down to drive the upper extrusion wheel 609 to move up and down, so that the distance between the upper extrusion wheel 609 and the lower extrusion wheel 602 can be adjusted, and then the thickness of the extruded raw material can be adjusted, thereby improving the practicability of the device.

[0029] Working principle: When in use, the plastic produced by the production body 2 is stretched and passed through the upper extrusion wheel 609 and the lower extrusion wheel 602. By rotating the bolt 603, the bolt 603 drives the moving block 607 to move up and down, and then drives the upper extrusion wheel 609 to move, so that the distance between the upper extrusion wheel 609 and the lower extrusion wheel 602 can be adjusted, and then the thickness of the raw material can be controlled. By rotating the crank 506, the crank 506 drives the turntable 505 to rotate, and then the double-grained rod 503 rotates. The rotation of the double-grained rod 503 drives the two adjustment blocks 502 to move, and then changes the distance between the two cutting blades, so that cutting can be performed according to width requirements. Finally, when the machine stops, the threaded rod 513 is rotated, so that the threaded rod 513 drives the extrusion block 514 to move, and then the extrusion block 514 slides at the bottom of the moving plate 507, so that one end of the moving plate 507 moves downward, and then drives the cutting blade to retract into the built-in groove 509, so as to prevent the cutting blade from accidentally injuring people.

[0030] In this application, the terms "first" and "second" are used for descriptive purposes only and should not be understood as indicating or implying relative importance; the term "plurality" refers to two or more, unless otherwise clearly defined. The terms "installed", "connected", "connected", "fixed" and the like should be understood in a broad sense. For example, "connected" can be a fixed connection, a detachable connection, or an integral connection; "connected" can be a direct connection or an indirect connection through an intermediate medium. For those of ordinary skill in the art, the specific meanings of the above terms in the present invention can be understood according to the specific circumstances;

[0031] The above description is only a preferred specific implementation manner of the present invention, but the protection scope of the present invention is not limited thereto. Any technician familiar with the technical field can make equivalent replacements or changes within the technical scope disclosed by the present invention according to the technical scheme and the utility model concept of the present invention, which should be covered by the protection scope of the present invention.

Claims

1. A casting machine for producing polylactic acid degradable tableware, comprising a bottom plate (3), characterized in that: The top of the bottom plate (3) is connected to a production body (2), and a feeding box (1) is embedded in the top of the production body (2). The top of the bottom plate (3) is connected to an extrusion device (6), and one side of the extrusion device (6) is connected to two connecting blocks (4), and one side of the two connecting blocks (4) is connected to the same dividing device (5), and the dividing device (5) includes two adjustment blocks (502) and a connecting frame (501). The top of the adjustment block (502) is provided with a built-in groove (509), and both sides of the inner wall of the built-in groove (509) are provided with a rotating groove (510), and a rotating rod (508) is rotatably connected in the rotating groove (510), and the two rotating rods (508) A same movable plate (507) is connected between them, and a dividing blade is connected to the top of the movable plate (507); a fixed plate (511) is connected to one side of the built-in groove (509); a nut is embedded in the fixed plate (511), and a threaded rod (513) is connected to the inner thread of the nut; one end of the threaded rod (513) is rotatably connected to an extrusion block (514); a first sliding block (512) is connected to the bottom of the extrusion block (514); nuts are embedded in both adjustment blocks (502), and a double-threaded rod (503) is connected to the inner thread of the nut; a sliding sleeve is embedded in the adjustment block (502), and the same sliding rod (504) is slidably connected in the two sliding sleeves.

2. A tape casting machine for producing polylactic acid degradable tableware according to claim 1, characterized in that: Bearings are embedded on both sides of the inner wall of the connecting frame (501), and a rotating shaft is rotatably connected in the bearing, and one end of the two rotating shafts is respectively connected to the two ends of the double-grained rod (503), and the other end of one of the rotating shafts is connected to a rotating disk (505), and a crank (506) is rotatably connected to one side of the rotating disk (505), and the two ends of the sliding rod (504) are respectively connected to the two sides of the inner wall of the connecting frame (501).

3. A casting machine for producing polylactic acid degradable tableware according to claim 1, characterized in that: The two sides of the movable plate (507) are slidably connected to the inner wall of the built-in groove (509), and a sliding groove is provided at the bottom of the built-in groove (509), and the inside of the sliding groove is slidably connected to the outer wall of the first sliding block (512), and one side of the extrusion block (514) is in contact with the bottom of the movable plate (507).

4. A casting machine for producing polylactic acid degradable tableware according to claim 1, characterized in that: The extrusion device (6) comprises two fixed blocks (601), a movable groove (606) is provided on the top of the fixed block (601), and a movable block (607) is slidably connected in the movable groove (606), a nut is embedded in the movable block (607), and a bolt (603) is threadedly connected in the nut, one side of the movable groove (606) is connected to a connecting plate (604), one end of the bolt (603) passes through one side of the connecting plate (604), a bearing is embedded in one side of the movable block (607), and a rotating shaft is rotatably connected in the bearing, and the same upper extrusion wheel (609) is connected between the two rotating shafts, and the same lower extrusion wheel (602) is rotatably connected between the two fixed blocks (601).

5. A casting machine for producing polylactic acid degradable tableware according to claim 4, characterized in that: Sliding grooves (605) are provided on both sides of the inner wall of the movable groove (606), and a second sliding block (608) is slidably connected in the sliding groove (605), and one side of the second sliding block (608) is connected to one side of the movable block (607).

6. A tape casting machine for producing polylactic acid degradable tableware according to claim 4, characterized in that: The bottom of the fixing block (601) is connected to the top of the bottom plate (3), one side of the fixing block (601) is connected to one side of the connecting block (4), and the other side of the connecting block (4) is connected to one side of the connecting frame (501).

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