Double-gear powder feeding device of plastic color matching machine

Abstract

The utility model belongs to the technical field of plastic color matching machines, and particularly relates to a double-gear powder feeding device of a plastic color matching machine, which comprises a powder feeding base, a powder containing groove is arranged on the powder feeding base, powder feeding grooves are arranged on the groove bottom surface of the powder containing groove, powder feeding gears are rotatably connected in the powder feeding grooves, and the two powder feeding grooves are arranged side by side. A transmission shaft is rotationally connected to the circle center of each powder feeding groove, the upper ends of the transmission shafts are sleeved with the powder feeding gears, a driving motor is arranged at the bottom of the powder feeding base, and a closed transmission gear cavity is formed between the driving motor and the powder feeding base; the lower ends of the two transmission shafts extend downwards into the transmission gear cavity and are in transmission fit with an output rotating shaft of the driving motor through a gear assembly. The powder feeding device is compact in structure, the two powder feeding gears are arranged in the limited equipment space side by side, and the driving motor drives the two powder feeding gears to rotate at the same time, so that the overall working efficiency of the plastic color matching machine is effectively improved on the premise that the size of existing equipment is not affected.

Description

Technical field:

[0001] The utility model belongs to the technical field of plastic color matching machines, in particular to a double-gear powder feeding device of a plastic color matching machine. Background technology:

[0002] The existing Chinese utility model patent (grant announcement number CN218196195U) discloses a colorant device for a plastic color matching machine, comprising a color matching machine housing with a stirring chamber, a colorant shell provided on the color matching machine housing, a colorant chamber provided on the colorant shell, a powder outlet channel provided at the bottom of the toner chamber, a powder outlet gear partially located in the stirring chamber is rotatably connected in the powder outlet channel, a feeding space is formed between the teeth of the powder outlet gear and the wall of the powder outlet channel, and the powder outlet gear is driven to rotate by a power assembly, and a pusher assembly is provided at the bottom of the toner chamber. This structure can effectively and continuously and quantitatively convey toner to the stirring chamber of the color matching machine housing by means of the cooperation between the powder outlet gear and the powder outlet channel, but it is found in actual use that the quantitative and continuous conveying of toner by only a single powder outlet gear is slow and takes a long time, thereby affecting the overall working efficiency of the plastic color matching machine. Summary of the invention:

[0003] The purpose of the utility model is to provide a double-gear powder feeding device for a plastic color matching machine, which arranges two powder feeding gears in parallel in a limited equipment space, and is driven by a driving motor to simultaneously drive the two powder feeding gears to rotate, so as to effectively improve the overall working efficiency of the plastic color matching machine.

[0004] The utility model is achieved in this way:

[0005] A double-gear powder feeding device for a plastic color matching machine comprises a powder feeding base arranged on a color matching machine body, a powder containing groove is provided on the powder feeding base, a powder feeding groove in a circular notch shape and the circular notch is connected to the inner cavity of the color matching machine body on the bottom surface of the powder containing groove, a powder feeding groove partially located outside the circular notch of the powder feeding groove is rotatably connected in the powder feeding groove, two powder feeding grooves are arranged side by side, a transmission shaft is rotatably connected at the center of each powder feeding groove, the powder feeding gear is sleeved on the upper end of the transmission shaft, a driving motor is provided at the bottom of the powder feeding base, a closed transmission gear cavity is provided between the driving motor and the powder feeding base, the lower ends of the two transmission shafts both extend downward into the transmission gear cavity, and are transmission-matched with the output shaft of the driving motor through a gear assembly.

[0006] In the above-mentioned double-gear powder feeding device of a plastic color matching machine, the upper wall surface of the teeth of the powder feeding gear is recessed downward to form a matching curved surface whose height decreases from the inside to the outside, and a powder-dipping seat plate is provided on the powder feeding base outside the circular notch of each powder feeding groove. The powder-dipping seat plate is located directly above the teeth of the powder feeding gear, and a powder-dipping part is provided on the powder-dipping seat plate. The bottom surface of the powder-dipping part cooperates with the tooth matching curved surface of the powder feeding teeth, and the powder-dipping part has a powder-blocking wall that can resist the powder located between two connected teeth of the powder feeding gear.

[0007] In the above-mentioned double-gear powder feeding device of a plastic color matching machine, the powder blocking wall is located in the middle of the outer side of the circular notch of the powder feeding groove.

[0008] In the above-mentioned double-gear powder feeding device of a plastic color matching machine, a mounting portion is provided on the powder shifting seat plate, and the mounting portion is detachably connected to the powder feeding base.

[0009] In the above-mentioned double-gear powder feeding device of a plastic color matching machine, the powder feeding base includes a powder feeding base fixedly connected to the color matching machine body, and a fixed cover plate covered on the powder feeding base, an intermediate pad is stacked between the fixed cover plate and the powder feeding base, the mounting portion includes a fixed strip body, and a plurality of support frames connected between the fixed strip body and the powder plate seat, the intermediate pad is provided with a support opening groove corresponding to the support frame one by one and for the support frame to be inserted from the outside to the inside, and the bottom surface of the fixed cover is provided with a fixed strip groove for the fixed strip body to be inserted.

[0010] In the above-mentioned double-gear powder feeding device of a plastic color matching machine, the powder shifting seat plate and the powder shifting part are an integrally formed structure.

[0011] The outstanding advantages of the utility model compared with the prior art are:

[0012] The utility model has a compact structure, and two powder feeding gears are arranged in parallel in a limited equipment space, and the two powder feeding gears are driven to rotate by a driving motor at the same time, so that the overall working efficiency of the plastic color matching machine is effectively improved without affecting the size of the existing equipment. Description of the drawings:

[0013] Figure 1 It is an overall stereogram of the utility model;

[0014] Figure 2 The utility model is an overall explosion Figure 1 ;

[0015] Figure 3 The utility model is an overall explosion Figure 2 .

[0016] In the figure: 1. powder feeding base; 2. powder containing groove; 3. powder feeding gear; 4. driving motor; 5. matching curved surface; 6. powder shifting seat plate; 7. powder blocking wall; 8. mounting part; 9. powder feeding base; 10. fixed cover plate; 11. middle pad; 12. fixed strip body; 13. supporting frame; 14. supporting opening groove; 15. fixed strip groove. Specific implementation method:

[0017] The present invention is further described below with reference to specific embodiments. Figure 1 —3:

[0018] A double-gear powder feeding device for a plastic color matching machine comprises a powder feeding base 1 arranged on a color matching machine body, a powder containing groove 2 is provided on the powder feeding base 1, a powder feeding groove in a circular notch shape and the circular notch is connected to the inner cavity of the color matching machine body on the bottom surface of the powder containing groove 2, a powder feeding groove in a circular notch shape and the circular notch is connected to the inner cavity of the color matching machine body, a powder feeding gear 3 partially located outside the circular notch of the powder feeding groove is rotatably connected in the powder feeding groove, two powder feeding grooves are arranged side by side, and a transmission shaft is rotatably connected at the center of each powder feeding groove, and the powder feeding gear 3 is sleeved on the upper end of the transmission shaft, and a driving motor 4 is provided at the bottom of the powder feeding base 1, and a closed transmission gear cavity is provided between the driving motor 4 and the powder feeding base 1, and the lower ends of the two transmission shafts are both extended downward into the transmission gear cavity, and are matched with the output shaft of the driving motor 4 through the gear assembly. Among them, the gear assembly can be a driving gear sleeved on the driving motor 4, and the two transmission shafts are sleeved with a driven gear meshing with the driving gear, so that the driving motor 4 can drive the two powder feeding gears 3 to rotate synchronously and in the same direction.

[0019] The utility model has a compact structure, and two powder feeding gears 3 are arranged side by side in a limited equipment space, and the two powder feeding gears 3 are driven to rotate by a driving motor 4 at the same time, so that the overall working efficiency of the plastic color matching machine is effectively improved without affecting the size of the existing equipment.

[0020] Furthermore, in order to prevent the color powder from being trapped between the two teeth and unable to fall into the inner cavity of the color matching machine body, the upper wall surface of the teeth of the powder feeding gear 3 is recessed downward to form a matching curved surface 5 with a height decreasing from the inside to the outside, and a powder-dipping seat plate 6 is provided on the powder feeding base 1 outside the circular notch of each powder feeding groove, and the powder-dipping seat plate 6 is located directly above the teeth of the powder feeding gear 3, and a powder-dipping part is provided on the powder-dipping seat plate 6, and the bottom surface of the powder-dipping part cooperates with the tooth matching curved surface 5 of the powder feeding teeth, and the powder-dipping part has a powder-blocking wall 7 that can resist the powder located between the two connected teeth of the powder feeding gear 3. That is, by optimizing the tooth structure of the powder feeding gear 3, the powder is allowed to contact the powder-dipping part powder-blocking wall 7 on the powder-dipping seat plate 6 under the transportation cooperation of the teeth, and then fall.

[0021] Furthermore, in order to ensure that the powder can effectively fall into the inner cavity of the machine body, the powder blocking wall 7 is located in the middle of the outer side of the circular notch of the powder feeding groove.

[0022] The connection between the powder-digging seat plate 6 and the powder-feeding base 1 is as follows: a mounting portion 8 is provided on the powder-digging seat plate 6 , and the mounting portion 8 is detachably connected to the powder-feeding base 1 .

[0023] Furthermore, the specific composition structure of the powder feeding base 1 is as follows: the powder feeding base 1 includes a powder feeding base 9 fixedly connected to the color matching machine body, and a fixed cover plate 10 covering the powder feeding base 9, an intermediate pad 11 is stacked between the fixed cover plate 10 and the powder feeding base 9, the mounting portion 8 includes a fixed strip body 12, and a plurality of support frames 13 connected between the fixed strip body 12 and the powder plate seat, the intermediate pad plate 11 is provided with a support opening groove 14 corresponding to the support frame 13 one by one and for the support frame 13 to be inserted from the outside to the inside, and the bottom surface of the fixed cover plate 10 is provided with a fixed strip groove 15 for the fixed strip body 12 to be inserted, that is, under the clamping cooperation of the fixed cover plate 10 and the intermediate pad plate 11, the mounting portion 8 of the powder dialing seat plate 6 can be stably fixed.

[0024] Meanwhile, in this embodiment, the powder removing seat plate 6 and the powder removing part are an integrally formed structure.

[0025] The above embodiment is only one of the preferred embodiments of the present utility model, and is not intended to limit the scope of implementation of the present utility model. Therefore, any equivalent changes made based on the shape, structure, and principle of the present utility model should be included in the protection scope of the present utility model.

Claims

1. A double-gear powder feeding device for a plastic color matching machine, comprising a powder feeding base (1) arranged on a color matching machine body, a powder containing groove (2) being provided on the powder feeding base (1), a powder feeding groove in a circular notch shape being provided on the bottom surface of the powder containing groove (2) and the circular notch being connected to the inner cavity of the color matching machine body, a powder feeding gear (3) being partially located outside the circular notch of the powder feeding groove being rotatably connected in the powder feeding groove, characterized in that: Two powder feeding grooves are arranged side by side, and a transmission shaft is rotatably connected at the center of each powder feeding groove. The powder feeding gear (3) is sleeved on the upper end of the transmission shaft. A driving motor (4) is arranged at the bottom of the powder feeding base (1), and a closed transmission gear cavity is arranged between the driving motor (4) and the powder feeding base (1). The lower ends of the two transmission shafts extend downward into the transmission gear cavity and are matched with the output shaft of the driving motor (4) through a gear assembly.

2. The double-gear powder feeding device of a plastic color matching machine according to claim 1, characterized in that: The upper wall surface of the teeth of the powder feeding gear (3) is concave downward to form a matching curved surface (5) whose height decreases from the inside to the outside. A powder-pumping seat plate (6) is provided on the powder feeding base (1) outside the circular notch of each powder feeding groove. The powder-pumping seat plate (6) is located directly above the teeth of the powder feeding gear (3). A powder-pumping portion is provided on the powder-pumping seat plate (6). The bottom surface of the powder-pumping portion matches the tooth matching curved surface (5) of the powder feeding teeth. The powder-pumping portion has a powder-blocking wall (7) capable of blocking powder located between two connected teeth of the powder feeding gear (3).

3. The double-gear powder feeding device of a plastic color matching machine according to claim 2, characterized in that: The powder blocking wall (7) is located in the middle of the outer side of the circular notch of the powder feeding groove.

4. The double-gear powder feeding device of a plastic color matching machine according to claim 2, characterized in that: The powder feeding seat plate (6) is provided with a mounting portion (8), and the mounting portion (8) is detachably connected to the powder feeding base (1).

5. The double-gear powder feeding device of a plastic color matching machine according to claim 4, characterized in that: The powder feeding base (1) comprises a powder feeding base (9) fixedly connected to a color matching machine body, and a fixed cover plate (10) covering the powder feeding base (9); an intermediate pad plate (11) is stacked between the fixed cover plate (10) and the powder feeding base (9); the mounting portion (8) comprises a fixed strip body (12) and a plurality of support frames (13) connected between the fixed strip body (12) and a powder plate seat; a support opening groove (14) corresponding to the support frame (13) and for the support frame (13) to be inserted from the outside to the inside is formed on the intermediate pad plate (11); and a fixed strip groove (15) for the fixed strip body (12) to be inserted is formed on the bottom surface of the fixed cover plate (10).

6. The double-gear powder feeding device of a plastic color matching machine according to claim 2, characterized in that: The powder removing seat plate (6) and the powder removing part are an integrally formed structure.

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