Positioning detection mechanism of polyhedral grinding drill automatic machine

Abstract

The utility model relates to the technical field of drill bit processing, and discloses a positioning detection mechanism of a polyhedral grinding drill automatic machine, which is characterized by comprising a working table, a base fixedly connected to the working table, a support plate slidably connected to the base, a clamping assembly arranged on the support plate and capable of driving a chuck to rotate through a rotating part. And the rotating position and angle of the drill bit are detected through the photoelectric angle sensor, so that the grinding angle of the drill bit is determined, whether the grinding angle of the drill bit is correct or not is judged, and the situation of excessive grinding or incomplete grinding is prevented.

Description

Technical Field

[0001] The utility model relates to the technical field of drill processing, and more specifically to a positioning detection mechanism of a polyhedron grinding drill automatic machine. Background Art

[0002] Processing with drill bits is a common metal processing method, which is widely used in manufacturing. The development of drill bit processing technology is of great significance to improving production efficiency and reducing costs. The drill bit is the most core part of the processing. The wear of the drill bit should be checked regularly and the worn drill bit should be replaced in time.

[0003] The drill bit needs to be polished at the front angle, back angle and slot angle. During the process of polishing the front angle, back angle and slot angle, the polishing angle of the drill bit needs to be positioned first. If the polishing angle is misplaced, the drill bit will be unqualified. Currently, it is difficult to manually position the polishing angle of the drill bit. Utility Model Content

[0004] In view of the deficiencies in the prior art, the purpose of the utility model is to provide a positioning detection mechanism for a polyhedron grinding drill automatic machine, which is used for accurately positioning the grinding angle of the drill bit.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a positioning detection mechanism of a polyhedron grinding drill automatic machine, comprising a workbench, a base is fixedly connected to the workbench, a support plate is slidably connected to the base, a clamping assembly is arranged on the support plate, the clamping assembly comprises a chuck and a rotating part, the rotating part is used to drive the chuck to rotate, a moving part is arranged on the base, the moving part is used to drive the support plate to move along its length direction, a bracket is arranged on the workbench, and a photoelectric angle sensor is detachably connected to the bracket.

[0006] As a further improvement of the utility model, the bracket includes a cylinder and a support plate, a first U-shaped frame is fixedly connected to the workbench, one end of the cylinder is hinged to the first U-shaped frame, the other end of the cylinder is fixedly connected to a second U-shaped frame, the support plate and the second U-shaped frame are hinged, the photoelectric angle sensor is detachably connected to the support plate, a fixed block is fixedly connected to the workbench, and the support plate is rotatably connected to the fixed block.

[0007] As a further improvement of the utility model, a shaft is fixedly connected to the support plate, a first through hole is opened on the fixed block, the shaft is rotatably connected to the first through hole, a first threaded hole is opened on the first through hole, and a stud is threadedly connected in the first threaded hole.

[0008] As a further improvement of the utility model, a positioning piece is fixedly connected to the fixing block, a through slot is formed on the positioning piece, arc slots are formed on opposite sides of the through slot, and a sleeve is provided between the two arc slots.

[0009] As a further improvement of the utility model, a second threaded hole is provided on one side of the through slot, a second through hole is provided on the other side of the through slot, a stud is threadedly connected to the inner thread of the second threaded hole, and the stud passes through the second through hole.

[0010] As a further improvement of the present invention, the moving part includes a first motor and a lead screw, the output end of the first motor is fixedly connected to the lead screw, and the lead screw is threadedly connected to the support plate.

[0011] As a further improvement of the present invention, a coupling is provided between the lead screw and the output end of the first motor.

[0012] As a further improvement of the utility model, a plurality of slide rails are fixedly connected to the base, a slider is slidably connected to the slide rail, and the slider is fixedly connected to the support plate.

[0013] As a further improvement of the present invention, the clamping assembly includes a cylinder, and the chuck is arranged in the cylinder.

[0014] As a further improvement of the present invention, the rotating part includes a second motor, a transmission belt and two synchronous pulleys. The second motor is fixedly connected to the support plate, the output end of the second motor is fixedly connected to one of the synchronous pulleys, the other synchronous pulley is fixedly connected to the cylinder, and the transmission belt is connected between the two synchronous pulleys.

[0015] The beneficial effects of the utility model are as follows: in the utility model, the chuck can be driven to rotate by the rotating part, so that the drill bit on the chuck can rotate synchronously, and the rotation position and angle of the drill bit are detected by the photoelectric angle sensor, so as to determine the grinding processing angle of the drill bit, to judge whether the grinding angle of the drill bit is correct, and to prevent over-grinding or incomplete grinding. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 It is a three-dimensional structural schematic diagram of the utility model;

[0017] Figure 2 It is a structural schematic diagram of the bracket in the utility model;

[0018] Figure 3 It is a structural schematic diagram of the fixed block in the utility model;

[0019] Figure 4It is a structural schematic diagram of the moving part of the utility model;

[0020] Figure 5 It is a cross-sectional view of the chuck in the utility model.

[0021] Figure numerals: 1. workbench; 11. first U-shaped frame; 12. fixed block; 121. first threaded hole; 13. positioning piece; 131. through groove; 132. arc groove; 14. slide rail; 2. base; 3. support plate; 31. shaft; 41. chuck; 42. cylinder; 5. rotating part; 51. second motor; 52. transmission belt; 53. synchronous pulley; 6. moving part; 61. first motor; 62. lead screw; 63. coupling; 7. bracket; 71. cylinder; 72. support plate; 73. second U-shaped frame; 8. sleeve. DETAILED DESCRIPTION

[0022] The present invention is further described in detail below in conjunction with the accompanying drawings and embodiments. The same parts are represented by the same reference numerals. It should be noted that the words "front", "rear", "left", "right", "upper" and "lower" used in the following description refer to directions in the accompanying drawings, and the words "bottom surface" and "top surface", "inside" and "outside" refer to directions toward or away from the geometric center of a specific component, respectively.

[0023] Reference Figures 1 to 5 As shown, a positioning detection mechanism of a polyhedron grinding drill automatic machine in this embodiment includes a workbench 1, a base 2 is fixedly connected to the workbench 1, and the base 2 and the workbench 1 are fixed by a plurality of bolts to achieve detachable assembly;

[0024] A support plate 3 is slidably connected to the base 2, a plurality of slide rails 14 are fixedly connected to the base 2, a slider is slidably connected to the slide rails 14, and the slider is fixedly connected to the support plate 3, wherein two slide rails 14 are provided to increase the stability of the support plate 3 during sliding.

[0025] The setting of the slide rail 14 raises the position height of the support plate 3, so that an installation space is formed between the support plate 3 and the workbench 1 for installing structural parts such as the lead screw 62;

[0026] The support plate 3 is provided with a clamping assembly, including a chuck 41 and a rotating part 5, the rotating part 5 is used to drive the chuck 41 to rotate, and the base 2 is provided with a moving part 6, the moving part 6 is used to drive the support plate 3 to move along its length direction, and the moving part 6 can drive the support plate 3 to move along the length direction of the slide rail 14, which is convenient for processing components, including grinding the end of the drill bit with a grinding wheel;

[0027] Reference Figure 2As shown, a bracket 7 is provided on the workbench 1, and a photoelectric angle sensor is detachably connected to the bracket 7. The rotating part 5 can drive the chuck 41 to rotate, so that the drill bit on the chuck 41 rotates synchronously. The photoelectric angle sensor is used to detect the rotation position and angle of the drill bit, so as to determine the grinding angle of the drill bit, to determine whether the grinding angle of the drill bit is correct, and to prevent over-grinding or incomplete grinding.

[0028] Reference Figure 2 As shown, the bracket 7 includes a cylinder 71 and a support plate 72, a first U-shaped frame 11 is fixedly connected to the workbench 1, one end of the cylinder 71 is hinged to the first U-shaped frame 11, the other end of the cylinder 71 is fixedly connected to the second U-shaped frame 73, the support plate 72 is hinged to the second U-shaped frame 73, the photoelectric angle sensor is detachably connected to the support plate 72, a fixed block 12 is fixedly connected to the workbench 1, and the support plate 72 is rotatably connected to the fixed block 12;

[0029] Through the cooperation between the cylinder 71 and the support plate 72, the cylinder 71 drives the support plate 72 to rotate, thereby adjusting the installation angle of the support plate 72 with respect to the photoelectric angle sensor.

[0030] Reference Figure 2 As shown, the support plate 72 is fixedly connected with the shaft body 31, the fixing block 12 is provided with a first through hole, the shaft body 31 and the first through hole are rotatably connected, the first through hole is provided with a first threaded hole 121, a stud is threadedly connected in the first threaded hole 121, wherein a plurality of first threaded holes 121 are provided, each of which is threadedly connected with a stud, and by tightening the stud, the stud is abutted against the shaft body 31, thereby limiting the rotation of the shaft body 31, so that the support plate 72 will not rotate due to gravity.

[0031] Reference Figure 3 As shown, a positioning member 13 is fixedly connected to the fixed block 12, and a through groove 131 is provided on the positioning member 13. The setting of the through groove 131 divides the positioning member 13 into two positioning sections; arc grooves 132 are provided on the opposite sides of the through groove 131, and a sleeve 8 is provided between the two arc grooves 132. The sleeve 8 is hollow, and a drill bit can pass through it. After the drill bit is clamped by the chuck 41, it passes through the sleeve 8. The sleeve 8 increases the stability of the drill bit, so that the drill bit will not shake during grinding.

[0032] A second threaded hole is provided on one side of the through slot 131, and a second through hole is provided on the other side of the through slot 131. A stud is threadedly connected to the second threaded hole, and the stud passes through the second through hole. When the stud is tightened, the two positioning sections will deform and approach each other, thereby clamping the sleeve 8 to prevent the sleeve 8 from loosening.

[0033] Reference Figure 1 and Figure 4 As shown, the moving part 6 includes a first motor 61 and a lead screw 62. The output end of the first motor 61 is fixedly connected to the lead screw 62. The lead screw 62 is threadedly connected to the support plate 3. The lead screw 62 is driven to rotate by the first motor 61, so that the support plate 3 moves and drives the drill bit to move.

[0034] A coupling 63 is provided between the lead screw 62 and the output end of the first motor 61 , and the coupling 63 increases the connection stability between the lead screw 62 and the first motor 61 . The lead screw 62 is rotationally connected to the workbench 1 , and a plurality of bearings are provided to increase the rotation stability of the lead screw 62 .

[0035] Reference Figure 1 As shown, the clamping assembly includes a cylinder 42 , a chuck 41 is disposed in the cylinder 42 , and the drill bit is clamped by the chuck 41 .

[0036] Reference Figure 1 As shown, the rotating part 5 includes a second motor 51, a transmission belt 52 and two synchronous pulleys 53. The second motor 51 is fixedly connected to the support plate 3, the output end of the second motor 51 is fixedly connected to one of the synchronous pulleys 53, the other synchronous pulley 53 is fixedly connected to the cylinder, the transmission belt 52 is transmission-connected between the two synchronous pulleys 53, the second motor 51 drives the synchronous pulley 53 thereon to rotate, and drives the other synchronous pulley 53 to rotate through the transmission belt 52, so that the cylinder rotates, realizing the function of rotating the drill bit.

[0037] The above are only preferred implementations of the utility model. The protection scope of the utility model is not limited to the above embodiments. All technical solutions under the idea of ​​the utility model belong to the protection scope of the utility model. It should be pointed out that for ordinary technicians in this technical field, some improvements and modifications without departing from the principle of the utility model should also be regarded as the protection scope of the utility model.

Claims

1. A positioning detection mechanism for a polyhedron grinding drill automatic machine, characterized in that: The invention comprises a workbench (1), wherein a base (2) is fixedly connected to the workbench (1), a support plate (3) is slidably connected to the base (2), a clamping assembly is arranged on the support plate (3), the clamping assembly comprises a clamping head (41) and a rotating part (5), the rotating part (5) is used to drive the clamping head (41) to rotate, a moving part (6) is arranged on the base (2), the moving part (6) is used to drive the support plate (3) to move along its length direction, and a bracket (7) is arranged on the workbench (1), and a photoelectric angle sensor is detachably connected to the bracket (7).

2. The positioning detection mechanism of the polyhedron grinding drill automatic machine according to claim 1, characterized in that: The bracket (7) comprises a cylinder (71) and a support plate (72); a first U-shaped frame (11) is fixedly connected to the workbench (1); one end of the cylinder (71) is hinged to the first U-shaped frame (11); the other end of the cylinder (71) is fixedly connected to a second U-shaped frame (73); the support plate (72) and the second U-shaped frame (73) are hinged; the photoelectric angle sensor is detachably connected to the support plate (72); a fixed block (12) is fixedly connected to the workbench (1); and the support plate (72) is rotatably connected to the fixed block (12).

3. The positioning detection mechanism of the polyhedron grinding drill automatic machine according to claim 2, characterized in that: The support plate (72) is fixedly connected with a shaft (31), the fixed block (12) is provided with a first through hole, the shaft (31) and the first through hole are rotatably connected, the first through hole is provided with a first threaded hole (121), and a stud is threadedly connected to the first threaded hole (121).

4. The positioning detection mechanism of the polyhedron grinding drill automatic machine according to claim 2, characterized in that: A positioning piece (13) is fixedly connected to the fixing block (12), a through slot (131) is provided on the positioning piece (13), arc-shaped slots (132) are provided on opposite sides of the through slot (131), and a sleeve (8) is provided between the two arc-shaped slots (132).

5. The positioning detection mechanism of the polyhedron grinding drill automatic machine according to claim 4, characterized in that: A second threaded hole is provided on one side of the through slot (131), and a second through hole is provided on the other side of the through slot (131). A stud is threadedly connected to the inner surface of the second threaded hole, and the stud passes through the second through hole.

6. The positioning detection mechanism of the polyhedron grinding drill automatic machine according to claim 1, characterized in that: The moving part (6) comprises a first motor (61) and a lead screw (62); the output end of the first motor (61) is fixedly connected to the lead screw (62); and the lead screw (62) is threadedly connected to the support plate (3).

7. The positioning detection mechanism of the polyhedron grinding drill automatic machine according to claim 6, characterized in that: A coupling (63) is provided between the lead screw (62) and the output end of the first motor (61).

8. The positioning detection mechanism of the polyhedron grinding drill automatic machine according to claim 1, characterized in that: A plurality of slide rails (14) are fixedly connected to the base (2), a sliding block is slidably connected to the sliding rails (14), and the sliding block is fixedly connected to the support plate (3).

9. The positioning detection mechanism of the polyhedron grinding drill automatic machine according to claim 1, characterized in that: The clamping assembly comprises a cylinder (42), and the clamping head (41) is arranged in the cylinder (42).

10. The positioning detection mechanism of the polyhedron grinding drill automatic machine according to claim 9, characterized in that: The rotating part (5) comprises a second motor (51), a transmission belt (52) and two synchronous pulleys (53); the second motor (51) is fixedly connected to the support plate (3); the output end of the second motor (51) is fixedly connected to one of the synchronous pulleys (53); the other synchronous pulley (53) is fixedly connected to the cylinder (42); and the transmission belt (52) is transmission-connected between the two synchronous pulleys (53).

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