Paint brush for furniture production

Abstract

The utility model relates to the technical field of paint brushes, and discloses a paint brush for furniture production, which comprises a brush head, a roller and a brush, the brush is detachably sleeved on the roller, the brush comprises two symmetrically distributed arc-shaped mounting plates and bristles fixedly connected to the surfaces of the arc-shaped mounting plates, sliding strips are arranged at two ends of the arc-shaped mounting plates, and the brush head is fixedly connected with the roller. Sliding grooves are formed in the two sides of the roller correspondingly, a two-way screw rod is rotationally installed in the roller, the two-way screw rod is sleeved with two symmetrical screw sleeves in a threaded mode, connecting rods are hinged to the two sides of the screw sleeves correspondingly, a connecting plate is hinged to the other ends of the connecting rods, and a plurality of positioning blocks are fixedly connected to the surface of the connecting plate. And a plurality of positioning grooves are formed in the inner surface of the arc-shaped mounting plate. According to the utility model, through the cooperation of the roller and the brush, the brush can be independently mounted and dismounted, so that the brush is convenient to replace.

Description

Technical Field

[0001] The utility model relates to the technical field of paint brushes, in particular to a paint brush for furniture production. Background Art

[0002] In the process of furniture production, for some precious furniture, the requirements for the paint coating are very high, and manual painting is generally adopted.

[0003] The existing Chinese patent with the publication number CN218008650U discloses a paint brush for furniture production, including a brush head. Both sides of the top of the brush head are fixedly connected with fixing plates. A paint roller is rotatably connected between the two fixing plates through a rotating shaft. The outer surface of the paint roller is fixedly connected with a paint brush. A liquid storage tank is fixedly connected inside the brush head. A micro pump body is fixedly installed on one side of the liquid storage tank. A top port is opened at the top of the brush head. A liquid spraying pipe is fixedly connected between the top ports. A plurality of nozzles are evenly fixedly connected to one side of the liquid spraying pipe close to the paint roller. A plurality of liquid inlet grooves are evenly formed on the surface of the paint roller, and the liquid inlet grooves are arranged in a conical shape.

[0004] In view of the above related technologies, the inventor found that at least the following problems exist in this technology: After the paint brush is used for a long time, it is not convenient to replace the paint brush.

[0005] Therefore, how to design a paint brush for furniture production has become a problem that needs to be solved currently. Content of the Utility Model

[0006] The utility model aims at the deficiencies of the existing technology and provides the following technical solutions: A paint brush for furniture production, including a brush head, a roller and a brush. Two fixing seats are fixedly installed at the top of the brush head. Support shafts are integrally provided at both ends of the roller. The support shafts are rotatably connected with the fixing seats. The brush is detachably sleeved on the roller.

[0007] The brush includes two symmetrically distributed arc-shaped mounting plates and bristles fixedly connected to the surfaces of the arc-shaped mounting plates. Slide bars are provided at both ends of the arc-shaped mounting plates. Slide grooves are opened on both sides of the roller. A bidirectional screw rod is rotatably installed inside the roller. Two symmetrically arranged screw sleeves are threadedly sleeved on the bidirectional screw rod. Connecting rods are hinged to both sides of the screw sleeves. The other ends of the connecting rods are hinged to a connecting plate. A plurality of positioning blocks are fixedly connected to the surface of the connecting plate. A plurality of positioning grooves are opened on the inner surface of the arc-shaped mounting plate.

[0008] As an improvement of the above technical solution, a handle is fixedly connected to the bottom of the brush head, and an anti-slip sleeve is fixedly sleeved on the handle.

[0009] As an improvement to the above technical solution, knobs are fixedly connected to both ends of the bidirectional screw.

[0010] As an improvement to the above technical solution, a flat slot is provided on the surface of the knob.

[0011] As an improvement to the above technical solution, both ends of the knob are embedded in the support shafts.

[0012] As an improvement to the above technical solution, bearings are fixedly connected inside the support shafts, and both ends of the bidirectional screw are rotatably connected to the bearings.

[0013] As an improvement to the above technical solution, limiting rods are fixedly connected to the inner wall of the drum, and the connecting plate is slidably sleeved on the limiting rods.

[0014] Advantages of the present utility model:

[0015] With the cooperation of the drum and the brush in the present utility model, when installing the brush, first slide one arc-shaped mounting plate along one end of the drum to the side of the drum away from the brush head, and at the same time, the sliding strip slides along the sliding groove. Then rotate the drum half a turn, and then slide the other arc-shaped mounting plate along one end of the drum onto the drum. After both arc-shaped mounting plates are completely sleeved on the drum, the knob can be rotated by hand, so that the knob drives the bidirectional screw to rotate, causing the two screw sleeves to move away from each other. The screw sleeves drive the positioning blocks to insert into the positioning slots through the connecting rods and the connecting plate, positioning the arc-shaped mounting plate, and thus completing the installation of the brush. Conversely, the brush can be disassembled, facilitating the replacement of the brush;

[0016] By embedding the knob in the support shaft in the present utility model, the knob can be prevented from being touched. Description of the Drawings

[0017] Figure 1 is a schematic diagram of the overall structure of the present utility model;

[0018] Figure 2 is a schematic diagram of the disassembled structure of the drum and the brush of the present utility model;

[0019] Figure 3 is a schematic diagram of the cross-sectional structure of the drum of the present utility model.

[0020] Reference numerals: 1, brush head; 11, fixed seat; 12, handle; 2, drum; 21, support shaft; 22, sliding groove; 23, bidirectional screw; 24, screw sleeve; 25, connecting rod; 26, connecting plate; 27, positioning block; 28, knob; 29, flat slot; 210, bearing; 211, limiting rod; 3, brush; 31, arc-shaped mounting plate; 32, bristles; 33, sliding strip; 34, positioning slot. Detailed Description of the Embodiment

[0021] In order to make the purpose, technical solution and advantages of the present utility model clearer and more understandable, the present utility model will be further described in detail below. It should be understood that the specific embodiments described herein are only used to explain the present utility model and are not used to limit the present utility model.

[0022] As Figures 1-3 shown, the present utility model provides a technical solution: a paint brush for furniture production, including a brush head 1, a roller 2 and a brush 3. Two fixing seats 11 are fixedly installed at the top of the brush head 1. Support shafts 21 are integrally provided at both ends of the roller 2. The support shafts 21 are rotatably connected to the fixing seats 11. The brush 3 is detachably sleeved on the roller 2. A handle 12 is fixedly connected to the bottom of the brush head 1. An anti-slip sleeve is fixedly sleeved on the handle 12. A paint spraying structure identical to that of the comparative document CN218008650U is provided inside the brush head 1, and paint can be sprayed onto the surface of the rolling brush 3 through the paint spraying structure.

[0023] Specifically, the brush 3 includes two symmetrically distributed arc-shaped mounting plates 31 and bristles 32 fixedly connected to the surfaces of the arc-shaped mounting plates 31. Slide bars 33 are provided at both ends of the arc-shaped mounting plates 31. Slide grooves 22 are opened on both sides of the roller 2. A bidirectional screw 23 is rotatably installed inside the roller 2. The bidirectional screw 23 is arranged along the length direction of the roller 2. A bearing 210 is fixedly connected inside the support shaft 21. Both ends of the bidirectional screw 23 are rotatably connected to the bearing 210. In addition, knobs 28 are fixedly connected to both ends of the bidirectional screw 23. Both ends of the knobs 28 are embedded in the support shaft 21, and a cross slot 29 is opened on the surface of the knobs 28. Two symmetrically arranged screw sleeves 24 are threadedly sleeved on the bidirectional screw 23. Connecting rods 25 are hinged to both sides of the screw sleeves 24. The other ends of the connecting rods 25 are hinged to a connecting plate 26. A plurality of positioning blocks 27 are fixedly connected to the surface of the connecting plate 26. A plurality of positioning grooves 34 are opened on the inner surface of the arc-shaped mounting plate 31. Through the cooperation of the roller 2 and the brush 3, when installing the brush 3, first slide one arc-shaped mounting plate 31 along one end of the roller 2 and sleeved it on the side of the roller 2 away from the brush head 1. At the same time, the slide bars 33 slide along the slide grooves 22. Then rotate the roller 2 half a turn, and then slide the other arc-shaped mounting plate 31 along one end of the roller 2 and sleeved it on the roller 2. After both arc-shaped mounting plates 31 are completely sleeved on the roller 2, the knob 28 can be rotated by hand to drive the bidirectional screw 23 to rotate, so that the bidirectional screw 23 drives the two screw sleeves 24 to move away from each other, and the screw sleeves 24 drive the positioning blocks 27 to insert into the positioning grooves 34 through the connecting rods 25 and the connecting plate 26 to position the arc-shaped mounting plate 31, and the installation of the brush 3 can be completed. Conversely, the brush 3 can be disassembled, thus facilitating the replacement of the brush 3.

[0024] Furthermore, a limiting rod 211 is fixedly connected to the inner wall of the drum 2, and the connecting plate 26 is slidably sleeved on the limiting rod 211. By providing the limiting rod 211, the connecting plate 26 can be limited, ensuring the stability of the connecting plate 26.

[0025] The implementation principle of the present utility model is as follows: Through the cooperation of the drum 2 and the brush 3, when installing the brush 3, first slide an arc-shaped mounting plate 31 along one end of the drum 2 to the side of the drum 2 away from the brush head 1, and at the same time, the sliding strip 33 slides along the sliding groove 22. Then rotate the drum 2 half a turn, and then slide another arc-shaped mounting plate 31 along one end of the drum 2 onto the drum 2. After both arc-shaped mounting plates 31 are completely sleeved on the drum 2, the knob 28 can be rotated by hand, so that the knob 28 drives the bidirectional screw rod 23 to rotate, causing the bidirectional screw rod 23 to drive the two screw sleeves 24 to move away from each other. The screw sleeve 24 drives the positioning block 27 to insert into the positioning groove 34 through the connecting rod 25 and the connecting plate 26, positioning the arc-shaped mounting plate 31, and thus completing the installation of the brush 3. Conversely, the brush 3 can be disassembled, facilitating the replacement of the brush 3.

[0026] The above embodiments are only used to illustrate the technical solutions of the present utility model and are not intended to limit it.

Claims

1. A paint brush for furniture production, comprising a brush head (1), a roller (2) and a brush (3), characterized in that: Two fixing seats (11) are fixedly mounted on the top of the brush head (1); support shafts (21) are integrally provided at both ends of the roller (2); the support shafts (21) are rotatably connected to the fixing seats (11); and the brush (3) is detachably mounted on the roller (2); The brush (3) comprises two symmetrically distributed arc-shaped mounting plates (31) and bristles (32) fixedly connected to the surfaces of the arc-shaped mounting plates (31); both ends of the arc-shaped mounting plates (31) are provided with sliding strips (33); both sides of the drum (2) are provided with sliding grooves (22); a bidirectional screw (23) is rotatably mounted inside the drum (2); two symmetrical screw sleeves (24) are threadedly sleeved on the bidirectional screw (23); both sides of the screw sleeve (24) are hinged with connecting rods (25); the other end of the connecting rod (25) is hinged with a connecting plate (26); a plurality of positioning blocks (27) are fixedly connected to the surface of the connecting plate (26); and a plurality of positioning grooves (34) are provided on the inner surface of the arc-shaped mounting plate (31).

2. A paint brush for furniture production according to claim 1, characterized in that: The bottom of the brush head (1) is fixedly connected to a handle (12), and an anti-slip sleeve is fixedly sleeved on the handle (12).

3. A paint brush for furniture production according to claim 1, characterized in that: Both ends of the bidirectional screw rod (23) are fixedly connected with knobs (28).

4. A paint brush for furniture production according to claim 3, characterized in that: A slot (29) is formed on the surface of the knob (28).

5. A paint brush for furniture production according to claim 3, characterized in that: Both ends of the knob (28) are embedded in the support shaft (21).

6. A paint brush for furniture production according to claim 1, characterized in that: A bearing (210) is fixedly connected inside the support shaft (21), and both ends of the bidirectional screw rod (23) are rotatably connected to the bearing (210).

7. A paint brush for furniture production according to claim 1, characterized in that: The inner wall of the drum (2) is fixedly connected to a limiting rod (211), and the connecting plate (26) is slidably sleeved on the limiting rod (211).

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