Knurling mechanism of paper bowl machine

Abstract

The knurling mechanism of the paper bowl machine comprises a vertical hollow sleeve and an electric push rod, the electric push rod is installed on the inner wall of the vertical hollow sleeve, a conical block is installed at the output end of the electric push rod, transverse hollow sleeves are symmetrically installed on the outer wall of the vertical hollow sleeve, and the transverse hollow sleeves are symmetrically installed on the inner wall of the vertical hollow sleeve. The transverse hollow sleeves extend into the vertical hollow sleeves, moving shafts are arranged in the transverse hollow sleeves, moving blocks are installed at the ends, close to the conical blocks, of the moving shafts, the moving blocks are slidably connected with the conical blocks, and the surfaces of the moving shafts are sleeved with transverse springs; and knurling wheels are mounted at the ends, away from the moving blocks, of the moving shafts correspondingly. According to the paper bowl knurling device, the paper bowl can be conveniently and elastically pressed, the inner wall of the paper bowl can be conveniently and rotationally knurled, the knurling position of the paper bowl can be conveniently subjected to height adjustment and adaptation, the inner wall of the paper bowl can be elastically extruded and knurled, and the knurling effect is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of knurling mechanisms, in particular to a knurling mechanism for a paper bowl machine. Background Art

[0002] The knurling device is a device that uses a certain shaped flower wheel to knurl or emboss a certain material. The shape of the knurling depends on the shape of the flower wheel. The machine can knurl different flowers by only replacing the flower wheel. Traditional knurling mechanisms are mostly used to knurl the outer wall of paper bowls. In order to facilitate the knurling of the inner wall of paper bowls, a paper bowl machine knurling mechanism is proposed.

[0003] For example, a paper container knurling device disclosed in the authorization announcement number CN206899855U includes a frame, a knurling wheel assembly, a rotating drum, a top shaft and a top rod mechanism are arranged on the frame, the knurling wheel assembly includes a knurling wheel and a slider, the knurling wheel is arranged on the slider, the slider is limited by a limit plate and can be radially moved and arranged at the front end of the rotating drum, and a reset structure is arranged on the slider, and a knurling wheel seat matching the knurling wheel is also arranged on the corresponding frame, the rotating drum can be rotatably arranged, the top shaft is driven by the top rod mechanism and can be axially reciprocated and arranged in the rotating drum, and rotates synchronously with the rotating drum, the slider is driven by the top shaft to move radially outward, and the corresponding slider and the top shaft are provided with matching driving inclined surfaces;

[0004] Although it achieves a reasonable structure, uniform knurling, and fast and stable knurling, it does not solve the problem that the existing knurling mechanism is not conducive to convenient elastic compression of the paper bowl and convenient rotational knurling of the inner wall of the paper bowl during use, is not conducive to height adjustment and adaptation of the knurling position of the paper bowl and elastic extrusion knurling of the inner wall of the paper bowl, which affects the knurling effect. Utility Model Content

[0005] The purpose of the utility model is to provide a knurling mechanism for a paper bowl machine to solve the problem in the above-mentioned background technology that the knurling mechanism is not convenient for elastically pressing the paper bowl and conveniently performing rotational knurling on the inner wall of the paper bowl, is not conducive to height adjustment and adaptation of the knurling position of the paper bowl and elastic extrusion knurling on the inner wall of the paper bowl, thus affecting the knurling effect.

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a paper bowl machine knurling mechanism, comprising a vertical hollow sleeve and an electric push rod, the electric push rod is installed on the inner wall of the vertical hollow sleeve, a conical block is installed on the output end of the electric push rod, a transverse hollow sleeve is symmetrically installed on the outer wall of the vertical hollow sleeve, and the transverse hollow sleeve extends to the inside of the vertical hollow sleeve, a moving shaft is arranged inside the transverse hollow sleeve, a moving block is installed on one end of the moving shaft close to the conical block, and the moving block is slidably connected to the conical block, and the The surface of the movable shaft is covered with a transverse spring, and a knurled wheel is installed at the end of the movable shaft away from the movable block, and the knurled wheel is movably connected to the movable shaft, a connecting sleeve is installed at the bottom end of the vertical hollow sleeve, a bearing is installed at the top end of the connecting sleeve, and the connecting sleeve is movably connected to the vertical hollow sleeve through the bearing, a pressure rod is slidably installed inside the connecting sleeve, a support rod is slidably installed inside the pressure rod, a vertical spring is installed on the surface of the support rod, and the vertical spring is connected to the pressure rod, and a workbench is arranged outside the vertical hollow sleeve.

[0007] Preferably, a bowl mold is installed on the top of the workbench, and a support plate is installed on the side wall of the workbench.

[0008] Preferably, a servo motor is installed at the top end of the support plate, a threaded rod is installed at the output end of the servo motor, and the threaded rod is movably connected to the support plate.

[0009] Preferably, a threaded sleeve is sleeved on the surface of the threaded rod, and the threaded sleeve is threadedly connected to the threaded rod.

[0010] Preferably, a sliding block is installed on the side wall of the threaded sleeve, and the sliding block is slidably connected to the support plate.

[0011] Preferably, a connecting block is installed on the side wall of the sliding block, and a rotating seat is installed on the side wall of the connecting block.

[0012] Preferably, a rotating motor is installed on the inner wall of the rotating seat, a worm is installed at the output end of the rotating motor, a movable shaft is movably installed inside the rotating seat on one side of the worm, and the movable shaft is connected to the vertical hollow sleeve.

[0013] Preferably, a worm gear is mounted on the surface of the movable shaft, and the worm gear and the worm are meshed with each other.

[0014] Compared with the prior art, the utility model has the following beneficial effects: the knurling mechanism not only realizes convenient elastic compression of the paper bowl and convenient rotational knurling of the inner wall of the paper bowl, but also facilitates the height adjustment and adaptation of the knurling position of the paper bowl and the elastic extrusion knurling of the inner wall of the paper bowl, and improves the knurling effect;

[0015] The threaded rod is driven to rotate by a servo motor, and the threaded rod drives the threaded sleeve and the slider to move downward, and the slider drives the rotating seat, the knurling wheel and the pressure rod to move downward through the connecting block, so that the pressure rod contacts the bottom of the paper bowl, and the paper bowl is pressed down and fixed by the pressure rod. When the slider continues to move downward, the pressure rod moves inside the connecting sleeve, and the pressure rod slides on the surface of the support rod, wherein the vertical spring provides elastic support for the pressure rod, so that the pressure rod always presses the paper bowl tightly, and at the same time, the height of the knurling wheel can be adjusted to perform knurling treatment on different height positions of the inner wall of the paper bowl, thereby realizing convenient elastic pressing of the paper bowl and facilitating the height adjustment and adaptation of the knurling position of the paper bowl;

[0016] The conical block is driven downward by an electric push rod, and the moving block is driven to move to both sides by the conical block, and the moving shaft is driven to move to both sides by the moving block, and the moving shaft drives the knurling wheel to contact the inner wall of the paper bowl, and the rotating motor drives the worm to rotate, and the worm drives the worm wheel to rotate, and the worm wheel drives the movable shaft to rotate, and the movable shaft drives the vertical hollow sleeve, the moving shaft and the knurling wheel to rotate, and the knurling wheel is used to knurl the inner wall of the paper bowl, wherein the bearing acts as a movable support to prevent the pressure rod from breaking the bottom of the paper bowl during rotation. When the electric push rod is closed, the movable shaft is driven by the transverse spring to move under the elastic support of the transverse spring, and the knurling wheel is driven by the movable shaft to move, so that the knurling wheel is moved away from the paper bowl, and then the servo motor is turned on in the reverse direction to keep it away from the paper bowl, and the paper bowl can be taken out and a new paper bowl can be placed, thereby realizing convenient rotational knurling treatment of the inner wall of the paper bowl, facilitating elastic extrusion knurling of the inner wall of the paper bowl, and improving the knurling effect. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 It is a three-dimensional structural schematic diagram of the utility model;

[0018] Figure 2 It is a side view structural schematic diagram of the utility model;

[0019] Figure 3 It is a front view cross-sectional structural schematic diagram of the vertical hollow sleeve of the utility model;

[0020] Figure 4 It is a front view cross-sectional structural diagram of the rotating seat of the utility model;

[0021] Figure 5 It is a schematic diagram of the three-dimensional structure of the support plate of the utility model.

[0022] In the figure: 1. workbench; 2. bowl mold; 3. knurled wheel; 4. rotating seat; 5. connecting block; 6. slider; 7. threaded sleeve; 8. support plate; 9. servo motor; 10. vertical hollow sleeve; 11. movable shaft; 12. electric push rod; 13. conical block; 14. moving block; 15. horizontal hollow sleeve; 16. horizontal spring; 17. moving shaft; 18. threaded rod; 19. vertical spring; 20. support rod; 21. pressure rod; 22. connecting sleeve; 23. bearing; 24. rotating motor; 25. worm; 26. worm wheel. DETAILED DESCRIPTION

[0023] In order to further explain the technical means and effects adopted by the present invention to achieve the predetermined purpose of the utility model, the specific implementation method, structure, characteristics and effects of the present invention are described in detail below in combination with the accompanying drawings and preferred embodiments.

[0024] See also Figure 1-5 The utility model provides an embodiment: a paper bowl machine knurling mechanism, including a vertical hollow sleeve 10 and an electric push rod 12, the electric push rod 12 is installed on the inner wall of the vertical hollow sleeve 10, the electric push rod 12 plays a role of power drive, the output end of the electric push rod 12 is installed with a conical block 13, the outer wall of the vertical hollow sleeve 10 is symmetrically installed with a transverse hollow sleeve 15, and the transverse hollow sleeve 15 extends to the inside of the vertical hollow sleeve 10, the inside of the transverse hollow sleeve 15 is provided with a moving shaft 17, and the end of the moving shaft 17 close to the conical block 13 is installed with a moving block 14, and the moving block 14 is slidably connected with the conical block 13, The surface of the movable shaft 17 is equipped with a transverse spring 16, and the end of the movable shaft 17 away from the movable block 14 is equipped with a knurled wheel 3, and the knurled wheel 3 is movably connected to the movable shaft 17. The bottom end of the vertical hollow sleeve 10 is equipped with a connecting sleeve 22, and the top end of the connecting sleeve 22 is equipped with a bearing 23, and the connecting sleeve 22 is movably connected to the vertical hollow sleeve 10 through the bearing 23. A pressure rod 21 is slidably installed inside the connecting sleeve 22, and a support rod 20 is slidably installed inside the pressure rod 21. The surface of the support rod 20 is equipped with a vertical spring 19, and the vertical spring 19 is connected to the pressure rod 21. A workbench 1 is arranged outside the vertical hollow sleeve 10;

[0025] First, the device is connected to an external controller and an external circuit, and a paper bowl to be knurled is placed inside the bowl mold 2. The servo motor 9 is turned on by external control, and the threaded rod 18 is driven by the servo motor 9 to rotate. Under the threaded connection between the threaded rod 18 and the threaded sleeve 7, and under the sliding cooperation between the slider 6 and the support plate 8, the threaded rod 18 drives the threaded sleeve 7 and the slider 6 to move downward, and the slider 6 drives the rotating seat 4, the knurling wheel 3 and the pressure rod 21 to move downward through the connecting block 5, so that the pressure rod 21 contacts the bottom of the paper bowl, and the pressure rod 21 is used to press the paper bowl down and fix it. When the slider 6 continues to move downward, the pressure rod 21 moves inside the connecting sleeve 22, and the pressure rod 21 slides on the surface of the support rod 20, wherein the vertical spring 19 provides elastic support for the pressure rod 21, so that the pressure rod 21 always presses the paper bowl tightly, and at the same time, the height of the knurling wheel 3 can be adjusted to perform knurling on different height positions of the inner wall of the paper bowl, thereby realizing convenient elastic pressing of the paper bowl and facilitating the height adjustment and adaptation of the knurling position of the paper bowl.

[0026] A bowl mold 2 is installed on the top of the workbench 1, and a support plate 8 is installed on the side wall of the workbench 1;

[0027] A servo motor 9 is installed at the top of the support plate 8, and the servo motor 9 plays a role of power drive. A threaded rod 18 is installed at the output end of the servo motor 9, and the threaded rod 18 is movably connected to the support plate 8. A threaded sleeve 7 is sleeved on the surface of the threaded rod 18, and the threaded sleeve 7 is threadedly connected to the threaded rod 18;

[0028] A slider 6 is installed on the side wall of the threaded sleeve 7, and the slider 6 is slidably connected to the support plate 8. A connecting block 5 is installed on the side wall of the slider 6, and a rotating seat 4 is installed on the side wall of the connecting block 5.

[0029] A rotating motor 24 is installed on the inner wall of the rotating seat 4, and the rotating motor 24 plays a role of power driving. A worm 25 is installed at the output end of the rotating motor 24. A movable shaft 11 is movably installed inside the rotating seat 4 on one side of the worm 25, and the movable shaft 11 is connected to the vertical hollow sleeve 10. A worm wheel 26 is mounted on the surface of the movable shaft 11, and the worm wheel 26 and the worm 25 are meshed with each other.

[0030] The electric push rod 12 is opened by external control, and the electric push rod 12 drives the conical block 13 to move downward. Under the sliding cooperation between the conical block 13 and the moving block 14, the conical block 13 drives the moving block 14 to move to both sides, and the moving block 14 drives the moving shaft 17 to move to both sides, and the moving shaft 17 drives the knurling wheel 3 to contact the inner wall of the paper bowl. The rotating motor 24 is opened by external control, and the rotating motor 24 drives the worm 25 to rotate. Under the mutual engagement of the worm 25 and the worm wheel 26, the worm 25 drives the worm wheel 26 to rotate, and the worm wheel 26 drives the movable shaft 11 to rotate, and the movable shaft 11 drives the vertical hollow sleeve 10, the moving shaft 17 and the knurling wheel 3 to rotate. The knurling wheel 3 is moved with the support of the bowl mold 2, and the inner wall of the paper bowl is knurled by the knurling wheel 3, wherein the bearing 23 acts as a movable support to prevent the pressure rod 21 from breaking the bottom of the paper bowl during rotation. When the electric push rod 12 is closed, under the elastic support of the transverse spring 16, the transverse spring 16 drives the movable shaft 17 to move, and the movable shaft 17 drives the knurling wheel 3 to move, so that the knurling wheel 3 is away from the paper bowl. Then, the servo motor 9 is turned on in the reverse direction to move it away from the paper bowl, and the paper bowl can be taken out and a new one can be placed, thereby realizing convenient rotational knurling treatment of the inner wall of the paper bowl, facilitating elastic extrusion knurling of the inner wall of the paper bowl, and improving the knurling effect.

[0031] Working principle: first, the servo motor 9 drives the threaded rod 18 to rotate, and the threaded rod 18 drives the threaded sleeve 7 and the slider 6 to move downward, and the slider 6 drives the rotating seat 4, the knurling wheel 3 and the pressure rod 21 to move downward through the connecting block 5, so that the pressure rod 21 contacts the bottom of the paper bowl, and the paper bowl is pressed down and fixed by the pressure rod 21. When the slider 6 continues to move downward, the pressure rod 21 moves inside the connecting sleeve 22, and the pressure rod 21 slides on the surface of the support rod 20, wherein the vertical spring 19 provides elastic support for the pressure rod 21, so that the pressure rod 21 always presses the paper bowl tightly, and at the same time, the height of the knurling wheel 3 can be adjusted to perform knurling on different height positions of the inner wall of the paper bowl, and the electric push rod 12 drives the conical block 13 to move downward, and the conical block 13 drives the moving block 14 to move to both sides, and the moving block 14 drives the moving shaft 17 to move to both sides, and the moving The shaft 17 drives the knurling wheel 3 to contact the inner wall of the paper bowl, and the rotating motor 24 drives the worm 25 to rotate, and the worm 25 drives the worm wheel 26 to rotate, and the worm wheel 26 drives the movable shaft 11 to rotate, and the movable shaft 11 drives the vertical hollow sleeve 10, the movable shaft 17 and the knurling wheel 3 to rotate. With the support and cooperation of the bowl mold 2, the knurling wheel 3 knurls the inner wall of the paper bowl, wherein the bearing 23 acts as a movable support to prevent the pressure rod 21 from breaking the bottom of the paper bowl during the rotation process. When the electric push rod 12 is closed, under the elastic support of the transverse spring 16, the transverse spring 16 drives the movable shaft 17 to move, and the movable shaft 17 drives the knurling wheel 3 to move, so that the knurling wheel 3 is away from the paper bowl, and then the servo motor 9 is turned on in the reverse direction to move it away from the paper bowl, and the paper bowl is taken out and replaced with a new one, thereby completing the use of the knurling mechanism of the paper bowl machine.

[0032] The above description is only a preferred embodiment of the present invention and does not constitute any form of limitation to the present invention. Although the present invention has been disclosed as a preferred embodiment as above, it is not intended to limit the present invention. Any technical personnel in this field can make some changes or modify the technical contents disclosed above into equivalent embodiments without departing from the scope of the technical solution of the present invention. However, any brief modifications, equivalent changes and modifications made to the above embodiments based on the technical essence of the present invention without departing from the content of the technical solution of the present invention are still within the scope of the technical solution of the present invention.

Claims

1. A knurling mechanism for a paper bowl machine, comprising a vertical hollow sleeve (10) and an electric push rod (12), characterized in that: An electric push rod (12) is mounted on the inner wall of the vertical hollow sleeve (10), a conical block (13) is mounted on the output end of the electric push rod (12), a transverse hollow sleeve (15) is symmetrically mounted on the outer wall of the vertical hollow sleeve (10), and the transverse hollow sleeve (15) extends into the interior of the vertical hollow sleeve (10), a moving shaft (17) is arranged inside each of the transverse hollow sleeves (15), a moving block (14) is mounted on one end of each of the moving shafts (17) close to the conical block (13), and the moving block (14) is slidably connected to the conical block (13), a transverse spring (16) is mounted on the surface of each of the moving shafts (17), and the moving shaft (17) is away from the moving block (14) ) are both provided with a knurled wheel (3), and the knurled wheel (3) is movably connected to the movable shaft (17); a connecting sleeve (22) is provided at the bottom end of the vertical hollow sleeve (10); a bearing (23) is provided at the top end of the connecting sleeve (22), and the connecting sleeve (22) is movably connected to the vertical hollow sleeve (10) via the bearing (23); a pressure rod (21) is slidably installed inside the connecting sleeve (22), a support rod (20) is slidably installed inside the pressure rod (21), a vertical spring (19) is sleeved on the surface of the support rod (20), and the vertical spring (19) is connected to the pressure rod (21); a workbench (1) is provided outside the vertical hollow sleeve (10).

2. A knurling mechanism for a paper bowl machine according to claim 1, characterized in that: A bowl mould (2) is installed on the top of the workbench (1), and a support plate (8) is installed on the side wall of the workbench (1).

3. A knurling mechanism for a paper bowl machine according to claim 2, characterized in that: A servo motor (9) is installed at the top end of the support plate (8), a threaded rod (18) is installed at the output end of the servo motor (9), and the threaded rod (18) is movably connected to the support plate (8).

4. The knurling mechanism of a paper bowl machine according to claim 3, characterized in that: A threaded sleeve (7) is sleeved on the surface of the threaded rod (18), and the threaded sleeve (7) is threadedly connected to the threaded rod (18).

5. The knurling mechanism of a paper bowl machine according to claim 4, characterized in that: A sliding block (6) is installed on the side wall of the threaded sleeve (7), and the sliding block (6) is slidably connected to the support plate (8).

6. The knurling mechanism of a paper bowl machine according to claim 5, characterized in that: A connecting block (5) is mounted on the side wall of the sliding block (6), and a rotating seat (4) is mounted on the side wall of the connecting block (5).

7. The knurling mechanism of a paper bowl machine according to claim 6, characterized in that: A rotating motor (24) is mounted on the inner wall of the rotating seat (4), a worm (25) is mounted on the output end of the rotating motor (24), a movable shaft (11) is movably mounted inside the rotating seat (4) on one side of the worm (25), and the movable shaft (11) is connected to the vertical hollow sleeve (10).

8. The knurling mechanism of a paper bowl machine according to claim 7, characterized in that: A worm wheel (26) is sleeved on the surface of the movable shaft (11), and the worm wheel (26) and the worm (25) are meshed with each other.

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