Safety protection device of coating machine

Abstract

The utility model belongs to the technical field of coating processing, and particularly relates to a safety protection device of a coating machine, which comprises a base, and a coating mechanism and a protection mechanism are arranged above the base; the protection mechanism comprises a protection cover, and the protection mechanism achieves the action that the protection cover prevents people from approaching. The coating mechanism comprises a first coating roller, and the coating mechanism achieves the coating action of the first coating roller. According to the safety protection device of the coating machine, a protection mechanism is arranged, a protection cover is rotationally connected with a second rotating shaft through a limiting plate, the protection cover rotates between a limiting block and a coating support to prevent people from approaching, a safety grating on the surface of the coating support powers off a driving motor when people approach, and meanwhile a telescopic hydraulic rod drives a second coating roller to move upwards; the technical problems that an existing device cannot prevent people from getting close to the coating rollers and getting stuck, and the upper coating roller and the lower coating roller cannot be separated in time and are always in a stress clamping state after being stuck by foreign matter are solved.

Description

Technical Field

[0001] The utility model relates to the technical field of coating processing, in particular to a safety protection device for a coating machine. Background Art

[0002] A safety protection device and a coating machine disclosed on a Chinese patent website (Announcement No.: CN217911312U) solve the technical problem that the coating rollers in the traditional coating machine rotate at high speed, foreign objects or workers' hands get stuck between the coating rollers during operation, and there is no emergency brake device inside the coating machine. The motor will drive the coating rollers to rotate continuously, which will cause production accidents and affect the coating process efficiency. However, the following problems still exist:

[0003] In actual use, the principle is that when a foreign object is stuck between the first coating roller and the second coating roller, one end of the second coating roller is lifted by the foreign object, and then the movable sleeve on the second rotating shaft can be pushed upward, pushing the movable block upward, driving the movable rod to move upward, pushing the brake block, and pressing the brake button. This cannot prevent people from getting stuck when approaching the coating roller. After the foreign object is stuck, the upper and lower coating rollers cannot be separated in time and are always in a clamped state under force, making it inconvenient to use. Utility Model Content

[0004] Based on the technical problems that the existing devices cannot prevent people from getting stuck when approaching the coating roller and the upper and lower coating rollers cannot be separated in time after foreign objects are stuck and are always in a clamped state, the utility model proposes a safety protection device for a coating machine.

[0005] The utility model provides a safety protection device for a coating machine, comprising a base, and a coating mechanism and a protection mechanism are arranged above the base;

[0006] The protection mechanism is located above the coating mechanism;

[0007] The protection mechanism includes a protection cover, and the protection mechanism enables the protection cover to prevent people from approaching;

[0008] The coating mechanism comprises a first coating roller, and the coating mechanism realizes the coating action of the first coating roller.

[0009] Preferably, the coating mechanism further comprises a coating bracket, the surface of the coating bracket is fixedly connected to the surface of the base, and a movable groove is provided on the surface of the coating bracket.

[0010] Preferably, a first rotating shaft is arranged inside the movable groove, the surface of the first rotating shaft is fixedly connected to the surface of the first coating roller, a second rotating shaft is arranged above the first rotating shaft, and the surface of the second rotating shaft is fixedly connected to the second coating roller.

[0011] Preferably, both ends of the first rotating shaft and both ends of the second rotating shaft are rotatably connected with bearings and limit plates, and the surfaces of the bearings and the surfaces of the limit plates are slidably connected to the inner wall of the movable groove.

[0012] Preferably, one end of the first rotating shaft is fixedly connected to a driving gear, one end of the second rotating shaft is fixedly connected to a driven gear, the surface of the driving gear is meshingly connected with the surface of the driven gear, the surface of the coating bracket is fixedly connected to a motor bracket, the surface of the motor bracket is fixedly connected to a driving motor, and the output shaft of the driving motor is fixedly connected to the surface of the first rotating shaft through a coupling.

[0013] Preferably, the protective mechanism also includes a movable block, and the surfaces of the coating bracket are respectively fixedly connected with a safety grating, a limit block and a telescopic hydraulic rod, the surfaces of the movable block are respectively fixedly connected with the surfaces of the telescopic hydraulic rod and the surface of the bearing, and the surface of the protective cover is fixedly connected with the surface of the limit plate.

[0014] The beneficial effects of the present invention are:

[0015] By setting up a protective mechanism, the protective cover is rotatably connected to the second rotating shaft through a limit plate, and rotates between the limit block and the coating bracket to prevent people from approaching. When a person approaches, the safety grating on the surface of the coating bracket cuts off the power to the drive motor and the telescopic hydraulic rod drives the second coating roller to move upward, thereby solving the technical problems that the existing device cannot prevent people from getting stuck when approaching the coating roller and the upper and lower coating rollers cannot be separated in time after foreign objects are stuck, and are always in a clamped state. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 A schematic diagram of a safety protection device for a coating machine proposed by the utility model;

[0017] Figure 2 A three-dimensional diagram of the structure of the first coating roller of a safety protection device for a coating machine proposed by the utility model;

[0018] Figure 3 This is a front view of the second coating roller structure of the safety protection device of a coating machine proposed by the utility model.

[0019] In the figure: 1, base; 2, protective cover; 3, first coating roller; 301, coating bracket; 302, first rotating shaft; 303, second rotating shaft; 304, second coating roller; 305, bearing; 306, limit plate; 307, driving gear; 308, driven gear; 309, motor bracket; 310, driving motor; 201, movable block; 202, safety grating; 203, limit block; 204, telescopic hydraulic rod. DETAILED DESCRIPTION

[0020] The technical solutions in the embodiments of the present invention will be described clearly and completely below in conjunction with the drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, rather than all of the embodiments.

[0021] Reference Figure 1-Figure 3 , a safety protection device for a coating machine, comprising a base 1, a coating mechanism and a protection mechanism are arranged above the base 1;

[0022] The protection mechanism is located above the coating mechanism;

[0023] The protection mechanism includes a protection cover 2, and the protection mechanism implements the action of the protection cover 2 to prevent people from approaching;

[0024] The coating mechanism comprises a first coating roller 3 , and the coating mechanism realizes the coating action of the first coating roller 3 .

[0025] The coating mechanism further includes a coating bracket 301 . The surface of the coating bracket 301 is fixedly connected to the surface of the base 1 . A movable groove is provided on the surface of the coating bracket 301 .

[0026] Furthermore, the movable groove of the coating bracket 301 facilitates the coating roller to move up and down.

[0027] A first rotating shaft 302 is arranged inside the movable groove, and the surface of the first rotating shaft 302 is fixedly connected to the surface of the first coating roller 3 . A second rotating shaft 303 is arranged above the first rotating shaft 302 , and the surface of the second rotating shaft 303 is fixedly connected to the second coating roller 304 .

[0028] Furthermore, the first coating roller 3 and the second coating roller 304 are placed up and down and pressed to complete the coating action.

[0029] Both ends of the first rotating shaft 302 and the second rotating shaft 303 are rotatably connected with bearings 305 and limit plates 306 , and the surfaces of the bearings 305 and the limit plates 306 are slidably connected to the inner wall of the movable groove.

[0030] Furthermore, the second coating roller 304 can be rotated and moved up and down by the bearing 305 .

[0031] One end of the first rotating shaft 302 is fixedly connected to a driving gear 307, one end of the second rotating shaft 303 is fixedly connected to a driven gear 308, the surface of the driving gear 307 is meshed with the surface of the driven gear 308, the surface of the coating bracket 301 is fixedly connected to a motor bracket 309, the surface of the motor bracket 309 is fixedly connected to a driving motor 310, and the output shaft of the driving motor 310 is fixedly connected to the surface of the first rotating shaft 302 through a coupling.

[0032] Furthermore, the driving motor 310 drives the first coating roller 3 to rotate, and the first coating roller 3 drives the second coating roller 304 to rotate through gear transmission.

[0033] The protective mechanism also includes a movable block 201. The surfaces of the coating bracket 301 are respectively fixedly connected with a safety grating 202, a limit block 203 and a telescopic hydraulic rod 204. The surfaces of the movable block 201 are respectively fixedly connected with the surfaces of the telescopic hydraulic rod 204 and the surface of the bearing 305. The surface of the protective cover 2 is fixedly connected with the surface of the limit plate 306.

[0034] Furthermore, the telescopic hydraulic rod 204 drives the second coating roller 304 to move up and down.

[0035] By setting up a protective mechanism, the protective cover 2 is rotatably connected to the second rotating shaft 303 through the limit plate 306, and rotates between the limit block 203 and the coating bracket 301 to prevent people from approaching. When a person approaches, the safety grating 202 on the surface of the coating bracket 301 cuts off the power to the drive motor 310 and the telescopic hydraulic rod 204 drives the second coating roller 304 to move upward, thereby solving the technical problems that the existing device cannot prevent people from getting stuck when approaching the coating roller and the upper and lower coating rollers cannot be separated in time after foreign objects are stuck, and are always in a clamped state.

[0036] Working principle:

[0037] Before use, the driving motor 310 drives the first rotating shaft 302 to rotate, the first rotating shaft 302 is fixedly connected to the first coating roller 3, the two ends of the first rotating shaft 302 are rotatably connected with bearings 305 and limit plates 306, the surface of the bearing 305 is slidably connected to the inner wall of the movable groove, the surface of the limit plate 306 is slidably connected to the surface of the coating bracket 301, one end of the first rotating shaft 302 is fixedly connected to a driving gear 307, and a second rotating shaft 303 is arranged above the first rotating shaft 302, and the second rotating shaft 303 is meshed with the driving gear 307 through a driven gear 308, and the second rotating shaft The surface of the 303 limiting plate 306 is fixedly connected to the protective cover 2, and a limiting block 203 is arranged on the surface of the coating bracket 301. The protective cover 2 rotates and opens and closes between the limiting block 203 and the coating bracket 301 to prevent people from approaching the coating roller. A safety grating 202 is fixed on the surface of the coating bracket 301. When a person approaches the blocking grating, the driving motor 310 is powered off and the telescopic hydraulic rod 204 on the surface of the coating bracket 301 drives the moving block to move upward. The moving block is fixedly connected to the bearing 305 of the second rotating shaft 303 to drive the second coating roller 304 to move upward to prevent people from being injured.

[0038] The above description is only a preferred specific implementation manner of the present invention, but the protection scope of the present invention is not limited thereto. Any technician familiar with the technical field can make equivalent replacements or changes within the technical scope disclosed by the present invention according to the technical scheme and the utility model concept of the present invention, which should be covered by the protection scope of the present invention.

Claims

1. A safety protection device for a coating machine, comprising a base (1), characterized in that: A coating mechanism and a protection mechanism are arranged above the base (1); The protection mechanism is located above the coating mechanism; The protective mechanism comprises a protective cover (2), and the protective mechanism enables the protective cover (2) to prevent people from approaching; The coating mechanism comprises a first coating roller (3), and the coating mechanism realizes the coating action of the first coating roller (3).

2. The safety protection device for a coating machine according to claim 1, characterized in that: The coating mechanism further comprises a coating bracket (301), the surface of the coating bracket (301) being fixedly connected to the surface of the base (1), and a movable groove is provided on the surface of the coating bracket (301).

3. The safety protection device for a coating machine according to claim 2, characterized in that: A first rotating shaft (302) is arranged inside the movable groove, and the surface of the first rotating shaft (302) is fixedly connected to the surface of the first coating roller (3); a second rotating shaft (303) is arranged above the first rotating shaft (302), and the surface of the second rotating shaft (303) is fixedly connected to the second coating roller (304).

4. The safety protection device for a coating machine according to claim 3, characterized in that: Both ends of the first rotating shaft (302) and both ends of the second rotating shaft (303) are rotatably connected with bearings (305) and limit plates (306), and the surfaces of the bearings (305) and the surfaces of the limit plates (306) are slidably connected to the inner wall of the movable groove.

5. The safety protection device for a coating machine according to claim 4, characterized in that: One end of the first rotating shaft (302) is fixedly connected to a driving gear (307), one end of the second rotating shaft (303) is fixedly connected to a driven gear (308), the surface of the driving gear (307) is meshingly connected with the surface of the driven gear (308), the surface of the coating bracket (301) is fixedly connected to a motor bracket (309), the surface of the motor bracket (309) is fixedly connected to a driving motor (310), and the output shaft of the driving motor (310) is fixedly connected to the surface of the first rotating shaft (302) via a coupling.

6. The safety protection device for a coating machine according to claim 5, characterized in that: The protective mechanism also includes a movable block (201); the surface of the coating bracket (301) is respectively fixedly connected to a safety grating (202), a limit block (203) and a telescopic hydraulic rod (204); the surface of the movable block (201) is respectively fixedly connected to the surface of the telescopic hydraulic rod (204) and the surface of the bearing (305); and the surface of the protective cover (2) is fixedly connected to the surface of the limit plate (306).

Images