Universal milling head of a boring machine

Abstract

The utility model discloses a universal milling head of a boring machine, and relates to the technical field of machine tool equipment; the utility model comprises a milling head main body, the milling head main body comprises a shell, a motor is arranged on the bottom surface of the shell, a worm is fixedly connected to the output shaft end of the motor, a gear ring is arranged on the bottom surface of the shell, a transmission gear is meshed on the inner side wall of the gear ring, a rotating shaft is inserted and fixedly connected to the middle of the top surface of the transmission gear, a worm wheel is fixedly connected to the side wall of the rotating shaft and below the transmission gear, the worm wheel is meshed with the worm, a first convex ring and a second convex ring are arranged above the gear ring, an electric push rod is arranged on one side of the first convex ring, and a nozzle is fixedly connected to the output shaft end of the electric push rod; the utility model can clean the iron slag of the workpiece in time when performing milling operation, and avoid the iron slag from adhering to the surface of the workpiece, thereby improving the processing quality of the workpiece, and the arranged nozzle can be adjusted in position and height, and has good practicality.

Description

Technical Field

[0001] The utility model relates to the technical field of machine tool equipment, in particular to a universal milling head of a boring machine. Background Art

[0002] After searching, a new universal boring and milling head with the publication (announcement) number of "CN216829595U" is found, which includes a connecting shell, a main shell, a transmission unit and a rotating unit; the main shell: the lower end is fixed to the middle part of the output shaft shell by bolts; the rotating unit: includes a worm wheel, a worm and a rotating ring, the two ends of the worm are rotatably connected to the inner side surface of the connecting shell, the worm wheel is fixed to the side surface of the left end of the rotating ring, the worm wheel is meshed with the worm, and the rotating ring is fixed to the left side surface of the main shell by a hexagon socket screw, and the transmission unit: includes a tapered roller bearing, an intermediate shaft, an input shaft, a bevel gear and an output shaft.

[0003] Although a new universal boring and milling head with the publication (announcement) number of "CN216829595U" can extend the processing length of the boring and milling head and expand the processing range by utilizing the universal function of the boring and milling head connecting shell, the workpiece that originally may require secondary clamping can be processed in one go, which can greatly reduce the processing difficulty and shorten the processing time. However, there are still some shortcomings. When milling the workpiece, the existing universal milling head cannot clean the iron slag on the surface of the workpiece in time, so as to affect the processing quality of the workpiece. In view of the above problems, the inventor proposes a universal milling head for a boring machine to solve the above problems. Utility Model Content

[0004] In order to solve the problem that the existing universal milling head cannot clean the iron slag on the surface of the workpiece in time when milling the workpiece, thereby affecting the processing quality of the workpiece; the purpose of the utility model is to provide a universal milling head for a boring machine.

[0005] To solve the above technical problems, the utility model adopts the following technical solutions: a universal milling head of a boring machine, comprising a milling head body, the milling head body comprising a shell, an output cylinder is inserted in the middle of the top surface of the shell, a motor is arranged on the bottom surface of the shell, a worm is fixedly connected to the output shaft end of the motor, a gear ring is arranged on the bottom surface of the shell, a transmission gear is meshed on the inner side wall of the gear ring, a rotating shaft is inserted and fixedly connected in the middle of the top surface of the transmission gear, a worm wheel is fixedly connected to the side wall of the rotating shaft and below the transmission gear, the worm wheel is meshed with the worm, a first convex ring and a second convex ring are arranged above the gear ring, an electric push rod is arranged on one side of the first convex ring, a nozzle is fixedly connected to the output shaft end of the electric push rod, and a connecting head is fixedly connected to the input end of the nozzle.

[0006] Preferably, a fixing seat is provided on the side wall of the motor, the top surface of the fixing seat is fixedly connected to the bottom surface of the shell, the gear ring is an internal gear ring, and the axis of the gear ring coincides with the axis of the shell, the motor is installed through the fixing seat, and the motor is started. The worm rotates under the action of the motor output shaft, and the mutual engagement of the worm and the worm wheel can make the rotating shaft rotate, and then the transmission gear can be rotated, so that the transmission gear is engaged with the gear ring. One end of the rotating shaft extends to the interior of the shell, and the rotating shaft is rotatably connected to the shell. When the worm and the worm wheel are engaged, the rotating shaft can drive the transmission gear to rotate.

[0007] Preferably, the first convex ring is located between the second convex ring and the gear ring, the bottom surface of the first convex ring is fixedly connected with a convex rod, and the end of the convex rod away from the first convex ring is fixedly connected to the top surface of the gear ring, and the shell is located in the ring openings of the first convex ring and the second convex ring, and the axis of the first convex ring coincides with the axis of the shell. When the transmission gear is meshed with the gear ring, with the cooperation of the first convex ring and the second convex ring, the electric push rod can rotate around the axis of the shell. It should be noted that when the electric push rod is rotating, it is necessary to avoid collision between the electric push rod and the milling head body.

[0008] Preferably, the inner wall of the first convex ring is fixedly connected with a first guide ring, the outer wall of the shell is provided with a guide groove, the first guide ring corresponds to the guide groove and is rotatably connected, the outer wall of the second convex ring is fixedly connected with a ring sleeve, the inner wall of the ring sleeve is fixedly connected to the outer wall of the electric push rod, the inner wall of the second convex ring is fixedly connected with a second guide ring, and the outer wall of the shell is also provided with a guide groove, the second guide ring is rotatably connected to the guide groove, and the first guide ring and the second convex ring are matched with the guide groove, so that the rotation of the first convex ring and the second convex ring can be more stable, the bottom surface of the electric push rod is fixedly connected with a fixing plate, the side wall of the fixing plate is fixedly connected to the outer wall of the first convex ring, the electric push rod is started, the nozzle can be raised and lowered under the action of the output shaft of the electric push rod, and then the position of the nozzle can be adjusted to avoid collision between the nozzle and the milling workpiece during milling operation.

[0009] Compared with the prior art, the beneficial effect of the utility model lies in that a nozzle is arranged at the output tube of the milling head body, and liquid can be sprayed through the nozzle, so that the iron slag of the workpiece can be cleaned in time during the milling operation, and the iron slag is prevented from adhering to the surface of the workpiece, thereby improving the processing quality of the workpiece, and the arranged nozzle can be adjusted in position and height, which improves the practicality and avoids the collision between the nozzle and the milling workpiece during the milling operation. BRIEF DESCRIPTION OF THE DRAWINGS

[0010] In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings required for use in the embodiments or the description of the prior art will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the utility model. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative work.

[0011] Figure 1 It is a schematic diagram of the overall structure of the utility model.

[0012] Figure 2 It is another structural schematic diagram of the utility model as a whole.

[0013] Figure 3 It is an enlarged view of point A of the present utility model.

[0014] Figure 4 It is a schematic diagram of the cooperation between the gear ring and the first convex ring of the utility model.

[0015] In the figure: 1. milling head body; 2. housing; 3. output cylinder; 4. motor; 5. fixed seat; 6. worm; 7. worm wheel; 8. rotating shaft; 9. transmission gear; 10. gear ring; 11. convex rod; 12. first convex ring; 13. first guide ring; 14. electric push rod; 15. fixing plate; 16. ring sleeve; 17. second convex ring; 18. second guide ring; 19. nozzle; 20. connecting head. DETAILED DESCRIPTION

[0016] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0017] Example: Figure 1-4 As shown, the utility model provides a universal milling head for a boring machine, including a milling head body 1, the milling head body 1 includes a shell 2, an output tube 3 is inserted in the middle of the top surface of the shell 2, a motor 4 is arranged on the bottom surface of the shell 2, a worm 6 is fixedly connected to the output shaft end of the motor 4, a gear ring 10 is arranged on the bottom surface of the shell 2, a transmission gear 9 is meshed on the inner side wall of the gear ring 10, a rotating shaft 8 is inserted and fixedly connected to the middle of the top surface of the transmission gear 9, a worm wheel 7 is fixedly connected to the side wall of the rotating shaft 8 and below the transmission gear 9, the worm wheel 7 is meshed with the worm 6, a first convex ring 12 and a second convex ring 17 are arranged above the gear ring 10, an electric push rod 14 is arranged on one side of the first convex ring 12, a nozzle 19 is fixedly connected to the output shaft end of the electric push rod 14, and a connector 20 is fixedly connected to the input end of the nozzle 19.

[0018] A fixing seat 5 is provided on the side wall of the motor 4 , the top surface of the fixing seat 5 is fixedly connected to the bottom surface of the housing 2 , the gear ring 10 is an inner gear ring, and the axis of the gear ring 10 coincides with the axis of the housing 2 .

[0019] By adopting the above technical solution, the motor 4 is installed through the fixed seat 5, and the motor 4 is started. The worm 6 rotates under the action of the output shaft of the motor 4. The mutual engagement of the worm 6 and the worm wheel 7 can make the rotating shaft 8 rotate, and then the transmission gear 9 can be rotated, so that the transmission gear 9 is engaged with the gear ring 10.

[0020] One end of the rotating shaft 8 extends to the interior of the housing 2 , and the rotating shaft 8 is rotatably connected to the housing 2 .

[0021] By adopting the above technical solution, when the worm 6 and the worm wheel 7 are meshed, the rotating shaft 8 can drive the transmission gear 9 to rotate.

[0022] The first convex ring 12 is located between the second convex ring 17 and the gear ring 10, and a convex rod 11 is fixedly connected to the bottom surface of the first convex ring 12. One end of the convex rod 11 away from the first convex ring 12 is fixedly connected to the top surface of the gear ring 10. The shell 2 is located in the ring opening of the first convex ring 12 and the second convex ring 17, and the axis of the first convex ring 12 coincides with the axis of the shell 2.

[0023] By adopting the above technical solution, when the transmission gear 9 is meshed with the gear ring 10, with the cooperation of the first convex ring 12 and the second convex ring 17, the electric push rod 14 can rotate around the axis of the shell 2. It should be noted that when the electric push rod 14 is rotating, it is necessary to avoid collision between the electric push rod 14 and the milling head body 1.

[0024] The inner wall of the first convex ring 12 is fixedly connected with the first guide ring 13, the outer wall of the shell 2 is provided with a guide groove, the first guide ring 13 corresponds to the guide groove and is rotatably connected, the outer wall of the second convex ring 17 is fixedly connected with the ring sleeve 16, the inner wall of the ring sleeve 16 is fixedly connected with the outer wall of the electric push rod 14, the inner wall of the second convex ring 17 is fixedly connected with the second guide ring 18, the outer wall of the shell 2 is also provided with a guide groove, and the second guide ring 18 is rotatably connected to the guide groove.

[0025] By adopting the above technical solution, the first guide ring 13 and the second guide ring 18 cooperate with the guide groove, so that the first convex ring 12 and the second convex ring 17 can rotate more smoothly.

[0026] A fixing plate 15 is fixedly connected to the bottom surface of the electric push rod 14 , and a side wall of the fixing plate 15 is fixedly connected to the outer side wall of the first convex ring 12 .

[0027] By adopting the above technical solution, the electric push rod 14 is started, and the nozzle 19 can be raised and lowered under the action of the output shaft of the electric push rod 14, and then the position of the nozzle 19 can be adjusted to avoid the nozzle 19 from colliding with the milling workpiece during the milling operation.

[0028] Working principle: When the utility model is in use, the motor 4 is started, and the worm 6 rotates under the action of the output shaft of the motor 4. The worm 6 and the worm wheel 7 are meshed with each other, so that the rotating shaft 8 can be rotated, and then the transmission gear 9 can be rotated, so that the transmission gear 9 is meshed with the gear ring 10, and under the cooperation of the first convex ring 12 and the second convex ring 17, the electric push rod 14 can be rotated around the axis of the housing 2 to adjust the position of the spray head 19;

[0029] At the same time, the electric push rod 14 can be started, and the nozzle 19 can be raised and lowered under the action of the output shaft of the electric push rod 14, so that the position of the nozzle 19 can be adjusted to avoid the nozzle 19 from colliding with the milling workpiece during the milling operation.

[0030] Obviously, those skilled in the art can make various changes and modifications to the present invention without departing from the spirit and scope of the present invention. Thus, if these modifications and variations of the present invention fall within the scope of the claims of the present invention and their equivalents, the present invention is also intended to include these modifications and variations.

Claims

1. A universal milling head for a boring machine, comprising a milling head body (1), characterized in that: The milling head body (1) comprises a shell (2), an output cylinder (3) is inserted in the middle of the top surface of the shell (2), a motor (4) is arranged on the bottom surface of the shell (2), a worm (6) is fixedly connected to the output shaft end of the motor (4), a gear ring (10) is arranged on the bottom surface of the shell (2), a transmission gear (9) is meshed with the inner side wall of the gear ring (10), a rotating shaft (8) is inserted in the middle of the top surface of the transmission gear (9), and the rotating shaft (8) is fixedly connected to the rotating shaft (8). A worm wheel (7) is fixedly connected to the side wall of the driving shaft (8) and below the transmission gear (9), and the worm wheel (7) is meshed with the worm (6). A first convex ring (12) and a second convex ring (17) are arranged above the gear ring (10), an electric push rod (14) is arranged on one side of the first convex ring (12), an output shaft end of the electric push rod (14) is fixedly connected to a nozzle (19), and an input end of the nozzle (19) is fixedly connected to a connector (20).

2. A universal milling head for a boring machine as claimed in claim 1, characterized in that: A fixing seat (5) is provided on the side wall of the motor (4), and the top surface of the fixing seat (5) is fixedly connected to the bottom surface of the housing (2).

3. The universal milling head of a boring machine as claimed in claim 1, characterized in that: The gear ring (10) is an internal gear ring, and the axis of the gear ring (10) coincides with the axis of the housing (2).

4. The universal milling head of a boring machine as claimed in claim 1, characterized in that: One end of the rotating shaft (8) extends to the interior of the shell (2), and the rotating shaft (8) is rotatably connected to the shell (2).

5. The universal milling head of a boring machine as claimed in claim 1, characterized in that: The first convex ring (12) is located between the second convex ring (17) and the gear ring (10); a convex rod (11) is fixedly connected to the bottom surface of the first convex ring (12); an end of the convex rod (11) away from the first convex ring (12) is fixedly connected to the top surface of the gear ring (10); the housing (2) is located in the ring openings of the first convex ring (12) and the second convex ring (17); and the axis of the first convex ring (12) coincides with the axis of the housing (2).

6. The universal milling head of a boring machine as claimed in claim 1, characterized in that: The inner side wall of the first convex ring (12) is fixedly connected with a first guide ring (13), the outer side wall of the shell (2) is provided with a guide groove, and the first guide ring (13) corresponds to the guide groove and is rotatably connected to the guide groove.

7. The universal milling head of a boring machine as claimed in claim 1, characterized in that: A fixing plate (15) is fixedly connected to the bottom surface of the electric push rod (14), and a side wall of the fixing plate (15) is fixedly connected to an outer side wall of the first convex ring (12).

8. The universal milling head of a boring machine as claimed in claim 1, characterized in that: The outer wall of the second convex ring (17) is fixedly connected to a ring sleeve (16), the inner wall of the ring sleeve (16) is fixedly connected to the outer wall of the electric push rod (14), the inner wall of the second convex ring (17) is fixedly connected to a second guide ring (18), and the outer wall of the shell (2) is also provided with a guide groove, and the second guide ring (18) is rotatably connected to the guide groove.

Images