Powder discharging device of color matching machine

Abstract

A toner discharging device of a color matching machine comprises a toner base, a toner containing groove is formed in the toner base, a toner container is connected to the toner containing groove, a toner discharging channel communicated with a stirring bin mechanism is arranged at the bottom of the toner containing groove, and a toner discharging roller assembly rotating around a horizontal shaft is arranged in the toner discharging channel; the toner outlet roller assembly comprises a roller with a plurality of toner outlet grooves formed in the circumferential face, a push block capable of pushing toner out of the toner outlet groove is arranged in each toner outlet groove correspondingly, the push blocks are installed in the toner outlet grooves through rotating shafts, and push block guide rails are arranged at the two ends of each rotating shaft. When rotating, the push block can move in the radial direction of the roller along the track on the push block guide rail so as to push out toner, the push block guide rail is fixed in the roller through a mounting block, a center shaft penetrates through the center of the mounting block and the center of the push block guide rail and is fixed to the bottom of the toner containing groove, and the push block guide rail is fixed to the center shaft. And the push block, the mounting block and the roller are mounted in the powder outlet channel in a manner of rotating around the central shaft.

Description

Technical Field

[0001] The utility model belongs to the technical field of plastic production equipment, and in particular relates to a powder discharging device of a color matching machine. Background Art

[0002] Plastic products are indispensable products in people's lives, such as tableware, tables and chairs, vehicle supplies, toys, etc. Traditionally, plastic coloring is done by direct spraying, which is relatively simple, but the coloring effect is not good enough and it is easy to fade. Therefore, the existing plastic coloring has a method of directly mixing the color powder with the plastic raw material and directly forming the main color, which makes the coloring effect excellent and will not fade.

[0003] The Chinese patent application CN218196195U discloses a colorant device for a plastic color matching machine, comprising a color matching machine housing (1) having a stirring chamber (2), a colorant housing being provided on the color matching machine housing (1), a colorant chamber being provided on the colorant housing, a powder outlet channel being provided at the bottom of the toner chamber and communicating with the stirring chamber (2), a powder outlet gear (3) being rotatably connected to the powder outlet channel and partially located in the stirring chamber (2), a feeding space (4) being formed between the teeth of the powder outlet gear (3) and the wall of the powder outlet channel, and the powder outlet gear (3) being driven to rotate by a power assembly, and a pushing assembly capable of pushing the colorant to the powder outlet channel being provided at the bottom of the toner chamber. The toner is easy to agglomerate, thereby affecting the dosage of the toner. Moreover, the conveying amount of the toner is different, so it is necessary to equip powder outlet gears of different dosages, which has many accessories and high cost. At the same time, the driving mechanism of the colorant device is relatively complex and occupies a large space, and it is necessary to set a special colorant base on the side of the color matching machine to support the colorant device. Summary of the invention

[0004] In order to solve the above problems existing in the prior art, the utility model provides a powder discharging device for a color matching machine which occupies a small space, has stable material discharging and can effectively control the toner conveying amount.

[0005] The technical solution adopted by the utility model is:

[0006] A powder discharging device of a color matching machine is detachably mounted on a stirring bin mechanism of the color matching machine, comprising a toner base, a toner containing groove is provided on the toner base, a toner container is connected to the toner containing groove, a pushing impeller is rotatably connected in the toner containing groove, a powder discharging channel connected to the stirring bin mechanism is provided at the bottom of the toner containing groove, and a powder discharging roller assembly rotating around a horizontal axis is provided in the powder discharging channel;

[0007] The powder outlet roller assembly includes a roller with a plurality of powder outlet grooves on its circumferential surface, and a push block is arranged in each powder outlet groove to push the toner out of the powder outlet groove. The push block is installed in the powder outlet groove through a rotating shaft, and push block guide rails are arranged at both ends of the rotating shaft. When the push block rotates, it can move in the radial direction of the roller along the track on the push block guide rail to push out the toner, and the push block guide rail is fixed in the roller by a mounting block, and a central axis is passed through the center of the mounting block and the push block guide rail, and the central axis is fixed to the bottom of the toner containing groove, and the push block guide rail is fixed on the central axis. The push block, the mounting block and the roller are installed in the powder outlet channel so as to rotate around the central axis.

[0008] Furthermore, a pushing shaft is provided on the toner base for driving the pushing impeller to rotate, the pushing shaft is meshed with the roller through a transmission mechanism, and is meshed with a driving shaft provided on the side of the toner base, a mushroom head connector with a raised portion is provided on the driving shaft, the mushroom head connector is movably connected to the powder discharge motor, the raised portion of the mushroom head connector touches the powder discharge amount detection valve position detection device to measure the amount of the powder discharge mechanism.

[0009] Furthermore, the powder output motor and the powder output detection valve position detection device are both installed on the body of the color matching machine.

[0010] Furthermore, the transmission mechanism includes a driving gear, which is installed on the driving shaft, the driving gear is meshed and connected with the driven gear on the driven shaft, the bevel gear on the driven shaft is meshed and connected with the bevel gear under the pusher shaft, and the spur gear on the driven shaft is meshed and connected with the roller gear inserted on the powder outlet roller assembly.

[0011] Furthermore, the drum gear is plugged into the mounting block.

[0012] Furthermore, a gear box is connected to the lower part of the toner base, and the transmission mechanism and the powder discharge roller assembly are both installed in the gear box.

[0013] Furthermore, the gear box is located below the powder outlet roller assembly and is provided with a powder outlet.

[0014] Furthermore, a cover plate is connected to the side of the toner base, a through hole is opened on one side of the cover plate, and an installation channel for facilitating the removal of the roller and the push block is formed between the through hole and the toner base.

[0015] The beneficial effects of the utility model are as follows: the push block automatically pushes the colorant out of the powder outlet slot, has a self-cleaning function, avoids the defect of unstable powder output caused by the colorant sticking to the powder outlet slot, and occupies a small space, has stable material output, and can effectively control the colorant delivery amount. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1It is an overall diagram of the utility model.

[0017] Figure 2 It is a schematic diagram of the explosion structure of the utility model.

[0018] Figure 3 This is a front cross-sectional structural diagram of the roller assembly of the utility model.

[0019] Figure 4 It is a side sectional structural diagram of the roller assembly of the utility model.

[0020] Figure 5 It is a structural schematic diagram of the transmission assembly of the utility model.

[0021] In the figure: 1, toner base; 2, toner container; 3, toner storage tank; 4, push impeller; 5, gear box; 6, powder roller assembly; 7, driven gear; 8, mushroom head connector; 9, driving gear; 10, spur gear; 11, roller gear; 12, bevel gear; 13, cover plate; 14, through hole; 15, push shaft; 16, driving shaft; 17, driven shaft;

[0022] 601, roller; 602, push block; 603, central axis; 604, rotating shaft; 605, push block guide rail; 606, mounting block; 607, powder outlet trough. DETAILED DESCRIPTION

[0023] The present invention is further described below in conjunction with specific embodiments, but the present invention is not limited to these specific embodiments. Those skilled in the art should recognize that the present invention covers all possible alternatives, improvements and equivalents within the scope of the claims.

[0024] In the description of the present utility model, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inside", "clockwise", "counterclockwise" and the like indicate positions or positional relationships based on the positions or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present utility model and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as a limitation on the present utility model. In addition, the terms "first" and "second" are only used for descriptive purposes, and cannot be understood as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Therefore, the features defined as "first" and "second" may explicitly or implicitly include one or more of the features. In the description of the present utility model, unless otherwise specified, the meaning of "multiple" is two or more, unless otherwise clearly defined.

[0025] In the present invention, unless otherwise clearly specified and limited, the terms "install", "connect", "connect", "fix" and the like should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection, or it can be an indirect connection through an intermediate medium, or it can be the internal communication of two components. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0026] In the present utility model, unless otherwise clearly specified and limited, a first feature being "above" or "below" a second feature may include that the first and second features are in direct contact, or may include that the first and second features are not in direct contact but are in contact through another feature between them. Moreover, a first feature being "above", "above" and "above" a second feature includes that the first feature is directly above and obliquely above the second feature, or simply indicates that the first feature is higher in level than the second feature. A first feature being "below", "below" and "below" a second feature includes that the first feature is directly below and obliquely below the second feature, or simply indicates that the first feature is lower in level than the second feature.

[0027] See also Figure 1-5 The present embodiment provides a powder discharge device of a color matching machine, which is detachably mounted on the mixing chamber mechanism of the color matching machine, specifically, fixed on the top of the mixing chamber mechanism by detachable screws and locks, and includes a toner base 1, a toner containing groove 3 is provided on the toner base 1, a toner container 2 is connected to the toner containing groove 3, a pushing impeller 4 is rotatably connected in the toner containing groove 3, a powder discharge channel connected to the mixing chamber mechanism is provided at the bottom of the toner containing groove 3, and a powder discharge roller assembly 6 rotating around a horizontal axis is provided in the powder discharge channel. A cover plate 13 is connected to the side of the toner base 1, a through hole 14 is provided on one side of the cover plate 13, and an installation channel for facilitating the disassembly of the powder discharge roller assembly 6 is formed between the through hole 14 and the toner base 1.

[0028] The powder outlet roller assembly 6 described in this embodiment includes a roller 601 with a plurality of powder outlet grooves on its circumferential surface, and a push block 602 is provided in each powder outlet groove 607 to push the toner out of the powder outlet groove 607. The push block 602 is installed in the powder outlet groove 607 through a rotating shaft 604, and push block guide rails 605 are provided at both ends of the rotating shaft 604. When the push block 602 rotates, it can move along the trajectory on the push block guide rail 605 in the radial direction of the roller 601 to push out the toner. The push block guide rail 605 is fixed in the roller 601 by a mounting block 606, and a central axis 603 is passed through the center of the mounting block 606 and the push block guide rail 605. The central axis 603 is fixed to the bottom of the toner containing groove 3, and the push block guide rail 605 is fixed on the central axis 603. The push block 602, the mounting block 606 and the roller 601 can be installed in the powder outlet channel so as to rotate around the central axis 603.

[0029] In this embodiment, the toner base 1 is provided with a pushing shaft 15 for driving the pushing impeller 4 to rotate. The pushing shaft 15 is meshed with the roller 601 through a transmission mechanism, and is meshed with a driving shaft 16 that is penetrated from the side of the toner base 1. The driving shaft 16 is provided with a mushroom head connector 8 with a raised portion. The mushroom head connector 8 is movably connected to the powder discharge motor. The raised portion of the mushroom head connector 8 touches the powder discharge amount detection valve position detection device to measure the amount of the powder discharge mechanism. The powder discharge motor and the powder discharge amount detection valve position detection device are installed on the body of the color matching machine.

[0030] A gear box 5 is connected below the toner base 1, and the powder outlet roller assembly 6 and the transmission mechanism are installed in the gear box 5. The gear box 5 is located below the powder outlet roller assembly 6 and is provided with a powder outlet. The transmission mechanism includes a driving gear 9, which is installed on the driving shaft 16, and the driving gear 9 is meshed and connected with the driven gear 7 on the driven shaft 17, and the bevel gear 12 on the driven shaft 17 is meshed and connected with the bevel gear below the pusher shaft 15, and the spur gear 10 on the driven shaft 17 is meshed and connected with the roller gear 11 plugged into the roller assembly. The roller gear 11 is plugged into the mounting block 606.

[0031] When the powder discharging motor of the utility model is started, the driving shaft is driven to rotate through the mushroom head connector 8, and the driving gear 9 on the driving shaft 16 drives the driven gear 7 to rotate, so that the driven shaft 17 rotates, and then drives the bevel gear 12 and the spur gear 10 to rotate respectively, and the bevel gear 12 drives the push material rotating shaft 15 to rotate, thereby driving the push material impeller 4 to rotate and push the toner into the powder outlet groove 607 of the roller 601. At the same time, the spur gear 10 drives the roller gear 11 to rotate, thereby driving the roller 601, the mounting block 606, and the push block 602 to rotate. While the push block 602 rotates, it moves radially along the roller 601 along the track set on the push block guide rail 605, thereby pushing the toner out of the powder outlet groove 607, preventing the toner from agglomerating in the powder outlet groove 607, and ensuring the stability of the powder output.

[0032] The push block 602 of the utility model automatically pushes the colorant out of the powder outlet slot 607, has a self-cleaning function, and avoids the defect of unstable powder output caused by the colorant sticking to the powder outlet slot 607. At the same time, it occupies a small space, has stable material output, and can effectively control the colorant delivery amount.

Claims

1. A powder discharging device of a color matching machine, which is detachably mounted on a mixing bin mechanism of the color matching machine, comprising a toner base, a toner containing groove is provided on the toner base, a toner container is connected to the toner containing groove, a pushing impeller is rotatably connected in the toner containing groove, a powder discharging channel connected to the mixing bin mechanism is provided at the bottom of the toner containing groove, and a powder discharging roller assembly rotating around a horizontal axis is provided in the powder discharging channel; Features: The powder outlet roller assembly includes a roller with a plurality of powder outlet grooves on its circumferential surface, and a push block is arranged in each powder outlet groove to push the toner out of the powder outlet groove. The push block is installed in the powder outlet groove through a rotating shaft, and push block guide rails are arranged at both ends of the rotating shaft. When the push block rotates, it can move in the radial direction of the roller along the track on the push block guide rail to push out the toner, and the push block guide rail is fixed in the roller by a mounting block, and a central axis is passed through the center of the mounting block and the push block guide rail, and the central axis is fixed to the bottom of the toner containing groove, and the push block guide rail is fixed on the central axis. The push block, the mounting block and the roller are installed in the powder outlet channel so as to rotate around the central axis.

2. A powder discharging device for a color matching machine according to claim 1, characterized in that: The toner base is provided with a pushing shaft for driving the pushing impeller to rotate, the pushing shaft is meshed with the roller through a transmission mechanism, and is meshed with a driving shaft penetrated by the side of the toner base, a mushroom head connector with a raised portion is provided on the driving shaft, the mushroom head connector is movably connected to the powder discharging motor, the raised portion of the mushroom head connector touches the powder discharging amount detection valve position detection device to measure the amount of the powder discharging mechanism.

3. A powder discharging device for a color matching machine according to claim 2, characterized in that: The powder output motor and the powder output detection valve position detection device are both installed on the body of the color matching machine.

4. A powder discharging device for a color matching machine according to claim 2, characterized in that: The transmission mechanism includes a driving gear, which is installed on the driving shaft, the driving gear is meshed with the driven gear on the driven shaft, the bevel gear on the driven shaft is meshed with the bevel gear below the pusher shaft, and the spur gear on the driven shaft is meshed with the roller gear plugged into the powder outlet roller assembly.

5. A powder discharging device for a color matching machine according to claim 4, characterized in that: The roller gear is plugged into the mounting block.

6. A powder discharging device for a color matching machine according to claim 2, characterized in that: The lower part of the toner base is connected with a gear box, and the transmission mechanism and the powder discharge roller assembly are both installed in the gear box.

7. A powder discharging device for a color matching machine according to claim 6, characterized in that: The gear box is located below the powder discharging roller assembly and is provided with a powder discharging port.

8. The powder discharging device of a color matching machine according to claim 1, characterized in that: A cover plate is connected to the side of the toner base, a through hole is opened on one side of the cover plate, and an installation channel for facilitating the removal of the roller and the push block is formed between the through hole and the toner base.

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