Tea screening machine

Abstract

The utility model discloses a tea screening machine which comprises a frame body, a screening plate and a vibration mechanism, the screening plate is obliquely arranged in the frame body, the vibration mechanism is arranged below the screening plate and drives the screening plate to continuously move up and down, and the tea screening machine further comprises a plurality of net plates, a movable frame and a cleaning brush. And a plurality of mounting grooves are formed in the screening plate, and the multiple screen plates are arranged in the multiple mounting grooves in a front-back sliding mode correspondingly. The vibrating mechanism is used for driving the screening plate to continuously shake up and down so as to screen tea leaves, a plurality of mounting grooves are formed in the screening plate, a plurality of screen plates with different mesh sizes are inserted into the mounting grooves, and the screen plates are fixed through the fixing assemblies, so that the different screen plates are convenient to disassemble and assemble, and the screening efficiency is improved. And meanwhile, the driving assembly is used for driving the cleaning brush to move, the net plate is cleaned, and the tea screening efficiency and quality are improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to sheet material processing technical field especially relates to a tea leaf screening machine. BACKGROUND

[0002] Tea, refers to the leaf and bud of tea tree, alias tea, Cinnamomum camphora, Ming, and the leaf of evergreen shrub tea tree that can be used for brewing tea, and the beverage that is brewed with these leaves, later extended to all the herbal tea that is brewed with plant flowers, leaves, seeds, roots, such as 'chrysanthemum tea' and the like; 'herbal tea' that is brewed with various medicinal materials, also called Lei Bud in Chinese literature.

[0003] In order to guarantee not to influence the appearance of tea, it is necessary to separate these relatively small tea leaves, usually adopt tea screening device to screen tea, some in the prior art when classifying and screening, different varieties of tea are different in size, and the screen mesh or screen plate used is also different, when screening different varieties of tea, different models of screening devices need to be replaced, which causes relatively large cost, therefore, a tea leaf screening machine is proposed to solve the above problems. UTILITY MODEL CONTENT

[0004] The utility model provides a kind of tea leaf screening machine, including frame, screening plate and vibration mechanism, the screening plate is obliquely arranged in the inside of the frame, the vibration mechanism is arranged below the screening plate, and the screening plate is constantly moved up and down by driving, still include multiple net plate, moving frame and cleaning brush, the inside of the screening plate is provided with multiple installation grooves, multiple the net plate is respectively arranged in multiple the installation groove and slides forwards and backwards, the front side of multiple the net plate is provided with fixed component, and it is fixed with the screening plate, the moving frame is slidably arranged above the screening plate, the cleaning brush is arranged in the inside of the moving frame and extends to below it, the bottom end of the cleaning brush is in contact with multiple the net plate, first spring is connected between the top wall of the moving frame and the top end of the cleaning brush, the inside of the frame is provided with driving mechanism that drives the moving frame to move left and right.

[0005] Preferably, the fixed component includes a fixed plate, a pivot and a clamping plate, the fixed plate is connected to the front side of the net plate, the pivot is rotatably arranged on the fixed plate and extends to the back side thereof, the clamping plate is connected to the back side of the pivot, the inside of the screening plate is provided with a clamping groove, the front side of the screening plate is provided with a limiting groove in communication with the clamping groove, and the size of the pivot and the clamping plate is adapted to the size of the limiting groove.

[0006] Preferably, the driving mechanism comprises a driving frame, a first motor, a threaded rod, a connecting plate and a limiting rod, the driving frame is fixedly connected with the rear sidewall of the frame body, the first motor is arranged at the rear side of the driving frame, one end of the threaded rod is coaxially connected with the output shaft of the first motor, and the other end is rotationally connected with the left sidewall of the driving frame, the connecting plate is threadedly connected with the threaded rod, and the front side is connected with the moving frame, and the limiting rod is connected between the left and right sidewalls of the frame body and penetrates through the moving frame.

[0007] Preferably, the vibration mechanism comprises a second motor, a rotating rod and a cam, the second motor is arranged at the rear side of the frame body, one end of the rotating rod is coaxially connected with the output shaft of the second motor, and the other end is rotationally connected with the front sidewall of the frame body, and the cam is arranged on the rotating rod through a fixing sleeve and is in contact with the bottom end of the screening plate.

[0008] Preferably, the front and rear walls of the frame body are connected with support plates, the bottom end of the frame body is connected with a moving rod which extends below the support plates, a second spring is arranged on the moving rod, and the two ends of the second spring are connected with the bottom end of the frame body and the top end of the support plate respectively.

[0009] Preferably, the bottom end of the screening plate is connected with a material guide plate, and the bottom wall of the frame body is provided with a material collecting hopper.

[0010] Compared with the prior art, the tea leaf screening machine has the following beneficial effects:

[0011] The vibration mechanism drives the screening plate to continuously vibrate up and down to screen tea leaves, a plurality of installation grooves are formed in the screening plate, a plurality of mesh plates with different mesh sizes are inserted into the installation grooves, and the mesh plates are fixed by using the fixing assembly, so that the mesh plates can be conveniently disassembled and assembled, different varieties of tea leaves can be conveniently screened, the mesh plates can be cleaned by using the driving assembly to drive the cleaning brush to move, and the efficiency and quality of tea leaf screening are improved. BRIEF DESCRIPTION OF DRAWINGS

[0012] The accompanying drawings are used to provide a further understanding of the present application, and constitute a part of the specification, and are used together with embodiments of the present application to explain the present application, and do not constitute a limitation on the present application.

[0013] In the drawings:

[0014] Figure 1 A tea leaf screening machine is provided for the present application;

[0015] Figure 2 A screening plate in a tea leaf screening machine is provided for the present application;

[0016] Figure 3 A schematic diagram of a mobile mechanism of a tea leaf screening machine is provided in the utility model;

[0017] Figure 4 A perspective view of a tea leaf screening machine is provided in the utility model;

[0018] Figure 5 An enlarged view of A in a tea leaf screening machine is provided in the utility model;

[0019] Figure 6 An enlarged view of B in a tea leaf screening machine is provided in the utility model;

[0020] 1, frame; 2, screening plate; 3, mesh plate; 4, moving frame; 5, cleaning brush; 51, first spring; 61, drive frame; 62, first motor; 63, threaded rod; 64, connecting plate; 65, limiting rod; 71, second motor; 72, rotating rod; 73, cam; 8, supporting plate; 81, moving rod; 82, second spring; 91, fixed plate; 92, rotating shaft; 93, clamping plate. DETAILED DESCRIPTION

[0021] The preferred embodiments of the present application will be described in detail below with reference to the accompanying drawings. It should be understood that the preferred embodiments described herein are merely intended to illustrate and explain the present application, and are not intended to limit the present application.

[0022] In the description of the present application, it should be noted that the orientations or positional relationships indicated by the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. are based on the orientations or positional relationships shown in the drawings, and are merely for the convenience of describing the present application and simplifying the description, and are not intended to indicate or imply that the devices or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore cannot be understood as limiting the present application; the terms "first", "second", "third" are only for the purpose of description, and cannot be understood as indicating or implying relative importance; in addition, unless otherwise explicitly specified and limited, the terms "mounting", "connection", "linking" should be understood broadly, for example, it can be fixed connection, or detachable connection, or integrally connected; it can be mechanical connection, or electrical connection; it can be directly connected, or indirectly connected through an intermediate medium, or the communication between two elements inside. For those skilled in the art, the specific meanings of the above terms in the present application can be understood according to the specific circumstances.

[0023] As Figures 1-6The utility model provides a kind of tea leaf screening machine shown, including frame 1, screening plate 2 and vibration mechanism, screening plate 2 is obliquely arranged in the inside of frame 1, vibration mechanism is arranged below screening plate 2, and drive screening plate 2 is constantly moved up and down, still including multiple mesh plate 3, moving frame 4 and cleaning brush 5, the inside of screening plate 2 is provided with multiple installation grooves, multiple mesh plate 3 is respectively front and back slidingly arranged in multiple installation grooves, the front side of multiple mesh plate 3 is provided with fixed component, and it is fixed with screening plate 2, moving frame 4 is slidingly arranged above screening plate 2, cleaning brush 5 is arranged in the inside of moving frame 4, and extend to its below, the bottom end of cleaning brush 5 is in contact with multiple mesh plate 3, first spring 51 is connected between the top wall of moving frame 4 and the top end of cleaning brush 5, the inside of frame 1 is provided with drive mechanism that drives moving frame 4 left and right movement.

[0024] In the utility model, screening plate 2 is obliquely arranged, and it is convenient for material to flow down, the top end of frame 1 is communicated with feed hopper, tea is put into from feed hopper, screening plate 2 is constantly shaken up and down by using vibration mechanism drive, and tea is constantly turned over, and it is screened, wherein 3 installation grooves are arranged on screening plate 2, mesh plate with different size mesh is installed in installation groove, and it is arranged in order from small mesh to large mesh, and tea is classified multiple times, then flows into the material collecting hopper below, mesh plate 21 is fixed with screening plate 2 by using fixed component, and it is convenient to replace different mesh plate to screen different varieties of tea.

[0025] In an alternative embodiment, the fixed component includes a fixed plate 91, a rotating shaft 92 and a clamping plate 93, the fixed plate 91 is connected to the front side of the mesh plate 3, the rotating shaft 92 is rotatably arranged on the fixed plate 91 and extends to the back side thereof, the clamping plate 93 is connected to the back side of the rotating shaft 92, the inside of the screening plate 2 is provided with a clamping groove, the front side of the screening plate 2 is provided with a limiting groove which is in communication with the clamping groove, the size of the rotating shaft 92 and the clamping plate 93 is adapted to the size of the limiting groove.

[0026] It should be noted that when the clamping plate 93 is twisted and placed vertically, the entire mesh plate 3 can be pulled out, at this time the rotating shaft 92 and the clamping plate 93 are pulled out from the limiting groove, when the clamping plate 93 is placed horizontally, the limiting groove blocks it, and the mesh plate 3 cannot be pulled apart and fixed.

[0027] In an optional embodiment, the driving mechanism comprises a driving frame 61, a first motor 62, a threaded rod 63, a connecting plate 64 and a limiting rod 65, the driving frame 61 is fixedly connected with the rear side wall of the frame body 1, the first motor 62 is arranged at the rear side of the driving frame 61, one end of the threaded rod 63 is coaxially connected with the output shaft of the first motor 62, and the other end is rotationally connected with the left side wall of the driving frame 61, the connecting plate 64 is threadedly connected with the threaded rod 63, and the front side is connected with the moving frame 4, and the limiting rod 65 is connected between the left and right side walls of the frame body 1 and penetrates through the moving frame 4.

[0028] It should be noted that the first motor 62 is started to drive the threaded rod 63 to rotate, drive the connecting plate 64 to move, drive the moving frame 4 to move, and the limiting rod 65 is used for limiting the moving frame 4, so that the cleaning brush 5 can clean the screening plate 2.

[0029] In an optional embodiment, the vibration mechanism comprises a second motor 71, a rotating rod 72 and a cam 73, the second motor 71 is arranged at the rear side of the frame body 1, one end of the rotating rod 72 is coaxially connected with the output shaft of the second motor 71, and the other end is rotationally connected with the front side wall of the frame body 1, the cam 73 is arranged on the rotating rod 72 through a fixing sleeve, and the outer side is in contact with the bottom end of the screening plate 2.

[0030] It should be noted that the second motor 71 is moved to drive the rotating rod 72 to rotate, drive the cam 73 to rotate, the cam 73 constantly pushes the screening frame 2 upwards and then drops it, so that the screening frame 2 is constantly vibrated.

[0031] In an optional embodiment, the front and rear walls of the frame body 1 are both connected with a supporting plate 8, the bottom end of the frame body 1 is connected with a moving rod 81, and the moving rod 81 extends below the supporting plate 8, a second spring 82 is arranged on the moving rod 81, and the two ends of the second spring 82 are respectively connected with the bottom end of the frame body 1 and the top end of the supporting plate 8.

[0032] In an optional embodiment, the bottom end of the screening plate 2 is connected with a material guide plate, and the bottom wall of the frame body 1 is provided with a material collecting hopper.

[0033] Finally, it should be noted that the above only describes preferred embodiments of the present application and is not intended to limit the present application, although the present application has been described in detail with reference to the foregoing embodiments, those skilled in the art can still modify the technical solutions recorded in the foregoing embodiments or equivalently replace some technical features. Any modification, equivalent replacement, improvement, etc. made within the spirit and principles of the present application shall be included in the protection scope of the present application.

Claims

1. A tea sieving machine, comprising a frame (1), a screening plate (2), and a vibration mechanism, wherein the screening plate (2) is inclinedly disposed inside the frame (1), and the vibration mechanism is disposed below the screening plate (2) and drives the screening plate (2) to move up and down continuously, characterized in that, Also include a plurality of net plate (3), mobile frame (4) and cleaning brush (5), the inside of the screening plate (2) is provided with a plurality of installation slot, a plurality of the net plate (3) is respectively set in a plurality of installation slot in front and back, the front side of a plurality of the net plate (3) is provided with fixed assembly, and make it with the screening plate (2) is fixed, the mobile frame (4) is set in the above of the screening plate (2), the cleaning brush (5) is set in the inside of the mobile frame (4), and extends to its below, the bottom end of the cleaning brush (5) and a plurality of the net plate (3) is in contact, the top wall of the mobile frame (4) and the top end of the cleaning brush (5) between connection has first spring (51), the inside of the frame (1) is provided with drive mechanism that drives the mobile frame (4) left and right movement.

2. A tea leaf grading machine according to claim 1, characterised in that, The fixed assembly includes a fixed plate (91), a shaft (92) and a clamping plate (93), the fixed plate (91) is connected to the front side of the net plate (3), the shaft (92) is rotatably disposed on the fixed plate (91), and extends to the back side thereof, the clamping plate (93) is connected to the back side of the shaft (92), the inside of the screening plate (2) is provided with a clamping groove, the front side of the screening plate (2) is provided with a limiting groove, and is in communication with the clamping groove, the size of the shaft (92) and the clamping plate (93) is adapted to the size of the limiting groove.

3. The tea screening machine according to claim 1, wherein The drive mechanism includes a drive frame (61), a first motor (62), a threaded rod (63), a connecting plate (64) and a limiting rod (65), the drive frame (61) is fixedly connected with the back wall of the frame (1), the first motor (62) is arranged on the back side of the drive frame (61), one end of the threaded rod (63) is coaxially connected with the output shaft of the first motor (62), and the other end is rotatably connected with the left side wall of the drive frame (61), the connecting plate (64) is threadedly connected with the threaded rod (63), and the front side is connected with the mobile frame (4), the limiting rod (65) is connected between the left and right side walls of the frame (1), and penetrates the mobile frame (4).

4. The tea screening machine according to claim 1, wherein The vibration mechanism includes a second motor (71), a rotating rod (72) and a cam (73), the second motor (71) is arranged on the back side of the frame (1), one end of the rotating rod (72) is coaxially connected with the output shaft of the second motor (71), and the other end is rotatably connected with the front side wall of the frame (1), the cam (73) is arranged on the rotating rod (72) through a fixed sleeve, and the outside is in contact with the bottom end of the screening plate (2).

5. The tea screening machine according to claim 1, wherein The front and back walls of the frame (1) are connected with a support plate (8), the bottom end of the frame (1) is connected with a moving rod (81), which extends below the support plate (8), a second spring (82) is arranged on the moving rod (81), and the two ends of the second spring (82) are connected with the bottom end of the frame (1) and the top end of the support plate (8) respectively.

6. The tea screening machine according to claim 1, wherein The bottom end of the screening plate (2) is connected with a guide plate, and the bottom wall of the frame (1) is provided with a collecting hopper.

Images