Square rail type boring and milling head for teaching

Abstract

The utility model discloses a square rail type boring and milling head for teaching, which comprises a motor, a driving device, a mounting device and a protective device are arranged on one side of the motor, the mounting device comprises a first mounting seat, a second mounting seat, a rotating shaft and a coupler, the first mounting seat and the second mounting seat are detachably connected through a bolt, and the rotating shaft is connected with the motor. The driving device is arranged, the motor is a non-self-locking type motor, the boring and milling head is connected with the rotating shaft, when the motor is powered off, the rotating shaft can freely rotate at the moment, the driving rod is matched with the driving shaft, the boring and milling head is driven by the driving rod, and the boring and milling head is driven by the driving rod to rotate. The driving shaft can be driven to rotate slowly by rotating the driving rod, so that related personnel can observe the operation states of the rotating shaft and the boring and milling head conveniently.

Description

Technical Field

[0001] The utility model relates to the technical field of boring and milling heads, and more specifically, it relates to a square-rail boring and milling head for teaching. Background Technique

[0002] When the square-rail boring and milling head is working, generally, a motor screw rod assembly drives the boring and milling head to move, and a motor is connected to the boring and milling head. The motor drives the boring and milling head to rotate, and then the workpiece is processed by the boring and milling head. At present, when teaching relevant personnel in schools or enterprises, the running speed of the motor driving the boring and milling head is too fast, resulting in that it is not easy for relevant personnel to observe the running state and process, and it is not easy to understand the teaching content. In addition, during the teaching process, it is often necessary to disassemble the boring and milling head so that relevant personnel can observe and learn the internal structure of the boring and milling head. However, the existing boring and milling head is not easy to disassemble, which affects the teaching efficiency. Content of the Utility Model

[0003] (1) Technical Problem to be Solved

[0004] In view of the problems existing in the prior art, the utility model provides a square-rail boring and milling head for teaching to solve the technical problem that the running speed of the motor driving the boring and milling head is too fast in the background technique, resulting in that it is not easy for relevant personnel to observe the running state and process, and it is not easy to understand the teaching content.

[0005] (2) Technical Solution

[0006] To achieve the above object, the utility model provides the following technical solution: A square-rail boring and milling head for teaching, including a motor, a driving device, a mounting device and a protection device are arranged on one side of the motor. The mounting device includes a first mounting seat, a second mounting seat, a rotating shaft and a coupling. The first mounting seat and the second mounting seat are detachably connected by bolts. The rotating shaft and the output shaft of the motor are connected by a coupling. The motor and the first mounting seat are detachably connected by bolts. The driving device includes a first bevel gear, a second bevel gear, a driving shaft and a driving rod. The first bevel gear is fixedly sleeved outside the rotating shaft. One end of the driving shaft is fixedly connected to the second bevel gear, and the second bevel gear meshes with the first bevel gear. A hexagonal limiting block is arranged at one end of the driving rod, and a hexagonal limiting groove is arranged at the end of the driving shaft far from the second bevel gear. The hexagonal limiting block is slidably arranged in the hexagonal limiting groove.

[0007] The utility model is further arranged as follows: The protection device includes a first protective cover, a second protective cover and a protection plate. The first protective cover and the second protective cover are respectively arranged on the first mounting seat and the second mounting seat. One side of the protection plate is hinged to the first protective cover, and the other side of the protection plate is attached to the second protective cover.

[0008] The present utility model is further configured such that a first bearing is provided on the first bevel gear, a second bearing is provided on the second bevel gear, first support frames are provided in both the first mounting seat and the second mounting seat, the first bearing cooperates with the two first support frames, second support frames are provided in both the first mounting seat and the second mounting seat, and the second bearing cooperates with the two second support frames.

[0009] The present utility model is further configured such that a third bearing is provided outside the output shaft of the motor, a fourth bearing is provided outside the rotating shaft, and both the third bearing and the fourth bearing are provided between the first mounting seat and the second mounting seat.

[0010] The present utility model is further configured such that a first connecting plate is provided on one side of the first mounting seat away from the second mounting seat, a second connecting plate is provided on the other side of the first connecting plate, and the first connecting plate and the second connecting plate are detachably connected by bolts.

[0011] The present utility model is further configured such that a connecting seat and a slider are provided on one side of the second connecting plate away from the first connecting plate, a ball nut is provided in the connecting seat, and a T-shaped groove is provided in the slider.

[0012] The present utility model is further configured such that a positioning pin is provided on one side of the second connecting plate close to the first connecting plate, and a positioning hole matching the positioning pin is provided on the first connecting plate.

[0013] The present utility model is further configured such that a through hole is provided at the position corresponding to the positioning hole on the first connecting plate.

[0014] (III) Beneficial effects

[0015] Compared with the prior art, the present utility model provides a square-rail type boring and milling head for teaching, which has the following beneficial effects:

[0016] 1. A driving device is provided in the present utility model. The motor is a non-self-locking motor, and the boring and milling head is connected to the rotating shaft. When the motor is powered off, the rotating shaft can rotate freely at this time. By matching the driving rod and the driving shaft, the driving shaft can be driven to rotate slowly by rotating the driving rod, so that relevant personnel can observe the operating states of the rotating shaft and the boring and milling head.

[0017] 2. A first mounting seat and a second mounting seat are provided in the present utility model, which facilitates the removal of the second mounting seat to observe the internal structure of the first mounting seat, so as to facilitate teaching observation by relevant personnel and improve teaching efficiency.

[0018] 3. A first protective cover and a second protective cover are provided in the present utility model, which facilitates shielding the driving shaft, preventing relevant personnel from accidentally touching the driving shaft and getting injured when the motor drives the rotating shaft to rotate rapidly. Description of the drawings

[0019] Figure 1 It is a schematic diagram of the overall structure of a square-rail boring and milling head for teaching;

[0020] Figure 2 It is a schematic diagram of the overall structure after removing the second mounting seat;

[0021] Figure 3 It is a schematic diagram of the structure in the unconnected state of the first connecting plate and the second connecting plate;

[0022] Figure 4 It is a schematic diagram of the structure in the unconnected state of the drive rod and the drive shaft;

[0023] Figure 5 It is a schematic diagram of the structure of the second connecting plate.

[0024] In the figure: 1. Motor; 2. First mounting seat; 3. Second mounting seat; 4. Rotating shaft; 5. Coupling; 6. First bevel gear; 7. Second bevel gear; 8. Drive shaft; 9. Drive rod; 10. Hexagonal limit block; 11. Hexagonal limit groove; 12. First protective cover; 13. Second protective cover; 14. Protective plate; 15. First bearing; 16. Second bearing; 17. First support frame; 18. Second support frame; 19. Third bearing; 20. Fourth bearing; 21. First connecting plate; 22. Second connecting plate; 23. Connecting seat; 24. Slide block; 25. Ball nut; 26. T-shaped groove; 27. Positioning pin; 28. Positioning hole; 29. Through hole. Specific embodiments

[0025] It should be noted that, without conflict, the embodiments in this application and the features in the embodiments can be combined with each other. The following will describe the present invention in detail with reference to the drawings and in combination with the embodiments.

[0026] It should be pointed out that, unless otherwise specified, all technical and scientific terms used in this application have the same meaning as commonly understood by those of ordinary skill in the technical field to which this application belongs.

[0027] In the present invention, unless otherwise stated, the orientations such as "upper, lower" are usually in the directions shown in the drawings, or in the vertical, perpendicular or gravitational directions; similarly, for the convenience of understanding and description, "left, right" are usually in the left and right shown in the drawings; "inside, outside" refer to the inside and outside relative to the contour of each component itself, but the above orientation terms are not used to limit the present invention.

[0028] Please refer to Figures 1-5, A square-rail boring and milling head for teaching, comprising a motor 1. On one side of the motor 1, there are a driving device, a mounting device and a protective device. The mounting device includes a first mounting seat 2, a second mounting seat 3, a rotating shaft 4 and a coupling 5. The first mounting seat 2 and the second mounting seat 3 are detachably connected by bolts. The rotating shaft 4 and the output shaft of the motor 1 are connected by the coupling 5. The motor 1 and the first mounting seat 2 are detachably connected by bolts. The driving device includes a first bevel gear 6, a second bevel gear 7, a driving shaft 8 and a driving rod 9. The first bevel gear 6 is fixedly sleeved outside the rotating shaft 4. One end of the driving shaft 8 is fixedly connected to the second bevel gear 7, and the second bevel gear 7 meshes with the first bevel gear 6. One end of the driving rod 9 is provided with a hexagonal limit block 10, and the end of the driving shaft 8 far from the second bevel gear 7 is provided with a hexagonal limit groove 11. The hexagonal limit block 10 is slidably arranged in the hexagonal limit groove 11. A first bearing 15 is provided on the first bevel gear 6, a second bearing 16 is provided on the second bevel gear 7. First support frames 17 are provided in both the first mounting seat 2 and the second mounting seat 3. The first bearing 15 cooperates with the two first support frames 17. Second support frames 18 are provided in both the first mounting seat 2 and the second mounting seat 3. The second bearing 16 cooperates with the two second support frames 18. A third bearing 19 is provided outside the output shaft of the motor 1, and a fourth bearing 20 is provided outside the rotating shaft 4. The third bearing 19 and the fourth bearing 20 are both arranged between the first mounting seat 2 and the second mounting seat 3.

[0029] In this embodiment, the first mounting seat 2 is fixedly installed on the first connecting plate 21, the motor 1 is installed on the first mounting seat 2, the output shaft of the motor 1 and the rotating shaft 4 are connected by the coupling 5, the second bevel gear 7 is installed in the first mounting seat 2, and the second bevel gear 7 meshes with the first bevel gear 6. The second mounting seat 3 and the first mounting seat 2 are connected together by bolts to complete the installation of the device.

[0030] More specifically, when the device is running, start the motor 1 at this time, so that it drives the rotating shaft 4 to rotate through the coupling 5, and then drives the boring and milling head pre-connected on the rotating shaft 4 to rotate. When it needs to run slowly during the teaching process, turn off the motor 1, insert the hexagonal limit block 10 on the driving rod 9 into the hexagonal limit groove 11 on the driving shaft 8, and rotate the driving rod 9 to drive the driving shaft 8 to rotate, and then drive the second bevel gear 7 to rotate. Through the meshing of the second bevel gear 7 and the first bevel gear 6, drive the rotating shaft 4 to rotate, and then drive the rotating shaft 4 to rotate slowly for relevant personnel to watch, which is convenient for teaching.

[0031] Please refer to Figures 1-5, as an embodiment of the protective device: The protective device includes a first protective cover 12, a second protective cover 13 and a protective plate 14. The first protective cover 12 and the second protective cover 13 are respectively arranged on the first mounting seat 2 and the second mounting seat 3. One side of the protective plate 14 is hinged to the first protective cover 12, and the other side of the protective plate 14 is attached to the second protective cover 13.

[0032] Specifically, when slow rotation is not required, at this time, the hexagonal limit block 10 on the driving rod 9 is removed from the hexagonal limit groove 11 on the driving shaft 8, and the protective plate 14 is rotated to block the driving shaft 8.

[0033] Please refer to Figures 1-5 , as a further embodiment of a certain mechanism, that is, a certain innovation point: A first connecting plate 21 is provided on one side of the first mounting seat 2 away from the second mounting seat 3. A second connecting plate 22 is provided on the other side of the first connecting plate 21. The first connecting plate 21 and the second connecting plate 22 are detachably connected by bolts. A connecting seat 23 and a slider 24 are provided on one side of the second connecting plate 22 away from the first connecting plate 21. A ball nut 25 is provided in the connecting seat 23, and a T-shaped groove 26 is provided in the slider 24. A positioning pin 27 is provided on one side of the second connecting plate 22 close to the first connecting plate 21, and a positioning hole 28 that cooperates with the positioning pin 27 is provided on the first connecting plate 21. A through hole 29 is provided at the position corresponding to the positioning hole 28 on the first connecting plate 21.

[0034] Specifically, the connecting seat 23 on the second connecting plate 22 is sleeved on the lead screw of an external driving device, and the slider 24 is sleeved on the square rail of the external driving device. The positioning hole 28 on the first connecting plate 21 is sleeved on the positioning pin 27, and the first connecting plate 21 and the second connecting plate 22 are connected and fixed by bolts. When it needs to be disassembled for teaching, directly remove the bolts on the first connecting plate 21 and the second connecting plate 22.

[0035] In summary, when the overall device is in use:

[0036] The first mounting seat 2 is fixedly installed on the first connecting plate 21, the motor 1 is installed on the first mounting seat 2, the output shaft of the motor 1 and the rotating shaft 4 are connected by a coupling 5, the second bevel gear 7 is installed in the first mounting seat 2, and the second bevel gear 7 meshes with the first bevel gear 6. The second mounting seat 3 and the first mounting seat 2 are connected together by bolts to complete the installation of the device.

[0037] When the device is in operation, the motor 1 is started at this time, and it drives the rotating shaft 4 to rotate through the coupling 5, and then drives the boring and milling head pre-connected on the rotating shaft 4 to rotate. When it needs to run slowly during the teaching process, the motor 1 is turned off, the hexagonal limit block 10 on the driving rod 9 is inserted into the hexagonal limit groove 11 on the driving shaft 8, and the driving rod 9 is rotated to drive the driving shaft 8 to rotate, and then drive the second bevel gear 7 to rotate. The rotation of the rotating shaft 4 is driven by the engagement of the second bevel gear 7 and the first bevel gear 6, and then the rotating shaft 4 rotates slowly for relevant personnel to watch, which is convenient for teaching.

[0038] The connecting seat 23 on the second connecting plate 22 is sleeved on the lead screw of the external driving device, and the slider 24 is sleeved on the square rail of the external driving device. The positioning hole 28 on the first connecting plate 21 is sleeved on the positioning pin 27, and the first connecting plate 21 and the second connecting plate 22 are fixedly connected by bolts. When it needs to be disassembled for teaching, the bolts on the first connecting plate 21 and the second connecting plate 22 can be directly disassembled.

[0039] In all the solutions mentioned above, for the connection between two components, welding, the cooperation of bolts and nuts, bolt or screw connection, or other well-known connection methods can be selected according to the actual situation, which will not be elaborated one by one here. For those mentioned above that involve fixed connection, welding is preferably considered. Although the embodiments of the present invention have been shown and described, for those of ordinary skill in the art, it can be understood that various changes, modifications, substitutions, and variations can be made to these embodiments without departing from the principle and spirit of the present invention. The scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A square rail type boring and milling head for teaching, comprising a motor (1), characterized in that: A driving device, a mounting device and a protective device are provided on one side of the motor (1). The mounting device comprises a first mounting seat (2), a second mounting seat (3), a rotating shaft (4) and a coupling (5). The first mounting seat (2) and the second mounting seat (3) are detachably connected by bolts. The rotating shaft (4) and the output shaft of the motor (1) are connected by the coupling (5). The motor (1) and the first mounting seat (2) are detachably connected by bolts. The driving device comprises a first bevel gear (6), a second bevel gear (7), a driving shaft (8) and a driving rod (9). The first bevel gear (6) is fixedly sleeved outside the rotating shaft (4). One end of the driving shaft (8) is fixedly connected to the second bevel gear (7), and the second bevel gear (7) is meshed with the first bevel gear (6). One end of the driving rod (9) is provided with a hexagonal stop block (10). An end of the driving shaft (8) away from the second bevel gear (7) is provided with a hexagonal stop groove (11). The hexagonal stop block (10) is slidably arranged in the hexagonal stop groove (11).

2. A square rail type boring and milling head for teaching according to claim 1, characterized in that: The protective device comprises a first protective cover (12), a second protective cover (13) and a protective plate (14); the first protective cover (12) and the second protective cover (13) are respectively arranged on a first mounting seat (2) and a second mounting seat (3); one side of the protective plate (14) is hinged to the first protective cover (12), and the other side of the protective plate (14) is in contact with the second protective cover (13).

3. The square rail type boring and milling head for teaching according to claim 1, characterized in that: A first bearing (15) is provided on the first bevel gear (6), a second bearing (16) is provided on the second bevel gear (7), first support frames (17) are provided in the first mounting seat (2) and the second mounting seat (3), the first bearing (15) and the two first support frames (17) cooperate, second support frames (18) are provided in the first mounting seat (2) and the second mounting seat (3), and the second bearing (16) and the two second support frames (18) cooperate.

4. The square rail type boring and milling head for teaching according to claim 1, characterized in that: The output shaft of the motor (1) is provided with a third bearing (19), the rotating shaft (4) is provided with a fourth bearing (20), and the third bearing (19) and the fourth bearing (20) are both arranged between the first mounting seat (2) and the second mounting seat (3).

5. The square rail type boring and milling head for teaching according to claim 1, characterized in that: A first connecting plate (21) is provided on one side of the first mounting seat (2) away from the second mounting seat (3), and a second connecting plate (22) is provided on the other side of the first connecting plate (21); the first connecting plate (21) and the second connecting plate (22) are detachably connected by bolts.

6. A square rail type boring and milling head for teaching according to claim 5, characterized in that: A connecting seat (23) and a sliding block (24) are provided on a side of the second connecting plate (22) away from the first connecting plate (21); a ball nut (25) is provided in the connecting seat (23); and a T-shaped slot (26) is provided in the sliding block (24).

7. The square rail type boring and milling head for teaching according to claim 5, characterized in that: A positioning pin (27) is provided on one side of the second connecting plate (22) close to the first connecting plate (21), and a positioning hole (28) cooperating with the positioning pin (27) is provided on the first connecting plate (21).

8. The square rail type boring and milling head for teaching according to claim 7, characterized in that: A through hole (29) is provided on the first connecting plate (21) at a position corresponding to the positioning hole (28).

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