Disclosure of Invention
The utility model aims to provide an auxiliary shaft power structure, which solves the technical defects that in the prior art, only one cutter is arranged on the auxiliary shaft power structure, so that the functions of a machine tool are few, different cutters are required to be replaced when different machining is carried out on a workpiece, and the machining difficulty of the workpiece is high.
In order to solve the problems, the technical scheme adopted by the utility model is as follows: the auxiliary shaft power structure comprises a base, wherein the base is used for being installed on a machine tool body in a use state, a driving motor is installed on the base, more than one first end milling power head is arranged on the base, the first end milling power heads are horizontally arranged and used for milling the end face of a workpiece in the use state, more than one side milling power heads are vertically arranged on the upper portion of the base and used for side milling of the workpiece, the side milling power heads and the first end milling power heads are located on the same side of the base, and the driving motor is connected with the first end milling power heads and the side milling power heads through a gear transmission mechanism and used for driving the first end milling power heads and the side milling power heads to rotate. According to the utility model, the auxiliary shaft power structure is simultaneously provided with the first end milling power head and the side milling power head, the first end milling power head can be used for end milling of a workpiece, and the side milling power head can be used for side milling of the workpiece.
As a further improvement of the utility model, the milling machine further comprises a cutter row, the cutter row is arranged on the base and is positioned above or below the first end milling power head, and the cutter head of the cutter row is arranged towards one side of the base. According to the utility model, the tool row is arranged on the base, so that the workpiece can be turned, and the number of functions of the tool row is further increased.
As a further improvement of the utility model, the knife row is detachably arranged on the base. According to the detachable installation mode of the tool row, when the tool row is detached, the distance that a workpiece can move towards the base direction is larger, so that the side milling length of the workpiece can be increased, and the maximum amount of the side milling length which can be increased is the thickness of the tool row.
As a further improvement of the utility model, the boring machine further comprises more than one boring cutter handle, the boring cutter handle is arranged above or below the first end milling power head, and the length direction of the boring cutter handle is the same as that of the first end milling power head. According to the boring cutter, the boring cutter handle is arranged on the base, the boring function is added, and the boring cutter handle does not need to be provided with power when a workpiece is bored by the boring cutter handle, so that the cost of the boring cutter is reduced, and the economy is improved.
The utility model further improves the structure of the milling machine, and the milling machine further comprises a mounting seat, wherein the mounting seat is rotatably arranged on one side of the base, more than one second end milling power head is arranged on the mounting seat, the second end milling power heads are horizontally arranged and can be used for milling the end face of a workpiece, and the second power heads are connected with a driving motor through a gear transmission mechanism and are driven by the driving motor to rotate on the mounting seat in a use state. According to the utility model, the second end milling power head is arranged on one side of the base through the mounting seat, so that the number of the end milling power heads is increased integrally, the problem that the milling time of a workpiece is prolonged due to frequent replacement of the end milling power heads is further avoided, and the processing efficiency of the workpiece is improved to a greater extent.
As a further improvement of the utility model, a connecting seat is installed on one side of the upper portion of the base, the top of the mounting seat is rotatably arranged on the connecting seat, the mounting seat can rotate towards one side of the first end milling power head within the range of 0-90 degrees, a fixing piece is arranged on the connecting seat and is used for fixing the position of the mounting seat after the mounting seat rotates to a set angle, the mounting seat can be used for side milling of a workpiece when rotating to a state perpendicular to the second end milling power head and the first end milling power head, and the mounting seat can be used for drilling an inclined hole on the workpiece when rotating to an arbitrary angle between the second end milling power head and the first end milling power head and 0-90 degrees. The utility model is provided with the connecting seat, the angle between the second end milling power head and the processed workpiece can be adjusted through the relative rotation of the mounting seat and the connecting seat, when the included angle between the second end milling power head and the processed workpiece is 0 degree, the end milling processing can be carried out on the workpiece, when the second end milling power head is vertical to the workpiece to be processed, the side milling processing can be carried out on the workpiece to be processed, and when the included angle between the second end milling power head and the workpiece to be processed is 0 degree to 90 degrees, the second end milling power head can be used for drilling an inclined hole on the workpiece.
As a further improvement of the utility model, the connecting seat is provided with an arc-shaped groove which penetrates through the upper part and the lower part of the connecting seat, the central angle of the arc-shaped groove is 90 degrees, and the fixing piece is arranged in the arc-shaped groove and moves in the arc-shaped groove along with the rotation of the mounting seat. According to the utility model, the arc-shaped groove is formed in the connecting seat, the rotating angle range of the mounting seat relative to the connecting seat is controlled through the size of the central angle of the arc-shaped groove, and the rotating of the mounting seat can be positioned and guided through the matching of the fixing piece and the arc-shaped groove because the fixing piece is arranged in the arc-shaped groove.
As a further improvement of the utility model, the fixing piece is more than one bolt, the bolt penetrates through the arc-shaped groove to be in threaded fit with the mounting seat, the head of the bolt is positioned above the arc-shaped groove, and the bolt is screwed up to enable the head of the bolt to be tightly pressed against the connecting seat for fixing the mounting seat and the connecting seat. According to the utility model, the bolt is screwed, so that the bolt head is matched with the connecting seat, the mounting seat is pressed on the connecting seat, the purpose of fixing the mounting seat is achieved, and when the mounting seat needs to be rotated, the bolt is loosened.
As a further improvement of the utility model, the connecting seat is provided with scales for measuring the rotation angle of the mounting seat. The scales are arranged on the connecting seat, so that the rotating angle of the mounting seat can be directly observed, and the rotating angle of the mounting seat can be conveniently determined.
As a further improvement of the utility model, the base is arranged on a column on the machine tool body and forms a vertical moving pair with the column, and the column is provided with a driving device for driving the base to vertically slide on the column. The driving device drives the base to vertically move on the upright post, and the vertical movement of the processing equipment arranged on the base is adjusted to be matched with the position of a workpiece to be processed.
In conclusion, the beneficial effects of the utility model are as follows: the utility model can carry out end milling, side milling, turning, inclined hole drilling and boring on the workpiece under the condition of not changing the tool, compared with the prior art, the utility model has more functions, can carry out more processing on the workpiece, and does not need frequent tool changing when carrying out different processing on the workpiece, thereby improving the processing efficiency of the workpiece.
Drawings
Fig. 1 is a schematic perspective view of the present invention without a second end milling head.
Fig. 2 is a front view of the present invention without the second end milling head.
Fig. 3 is a schematic perspective view of another angle of the present invention without a second end milling head.
Fig. 4 is a schematic perspective view of the second end milling power head according to the present invention when used for end milling.
FIG. 5 is a front view of the second end mill power head of the present invention as it would appear when used for end milling.
Fig. 6 is a schematic perspective view of another angle of the second end milling power head of the present invention when used for end milling.
Fig. 7 is a schematic perspective view of the second end milling unit head used for side milling according to the present invention.
FIG. 8 is a front view of the second end mill power head of the present invention as used for side milling.
Fig. 9 is a schematic perspective view of another angle of the second end milling head of the present invention for side milling.
Fig. 10 is a schematic perspective view of a third angle when the second end milling unit head is used for side milling according to the present invention.
FIG. 11 is an exploded perspective view of the second end milling head of the present invention as used in side milling.
FIG. 12 is a front view of a disassembled state of the second end mill power head of the present invention for use in side milling.
FIG. 13 is an exploded perspective view of another angle of the second end milling head of the present invention as used for side milling.
FIG. 14 is an exploded perspective view of a third angle of the second end milling head of the present invention as used in side milling.
Fig. 15 is a schematic perspective view of the present invention.
Wherein: 1. a base; 2. a drive motor; 3. a first end milling power head; 4. a mounting seat; 5. a second end milling power head; 6. a connecting seat; 7. an arc-shaped slot; 8. a cutter row; 9. a boring cutter handle; 10. a side milling cutter power head; 11. an upper connection unit; 12. a lower connection unit; 13. a slide plate; 14. a motor base; 15. a column; 16. a drive device; 17. a wire track; 18. a slider; 19. connecting blocks; 20. and a lead screw.
Detailed Description
The following further describes embodiments of the present invention with reference to the drawings.
Example 1
The auxiliary shaft power structure shown in fig. 1 to 15 comprises a base 1, the base 1 is used for being mounted on a machine tool body (not shown in the figure) in a use state, a column 15 is detachably mounted on the machine tool body by a plurality of bolts in the embodiment, the base 1 is mounted on the column 15 and forms a vertical moving pair with the column 15, a driving device 16 (not shown in the figure) is arranged on the column 15 and is used for driving the base 1 to vertically slide on the column 15, two wire rails 17 are preferably detachably mounted on the column 15 along the vertical direction by a plurality of bolts in the embodiment, a sliding block 18 is mounted on the base 1, a sliding plate 13 is detachably mounted on the base 1 by bolts in the embodiment, the sliding block 18 is detachably mounted on the sliding plate 13 by bolts, the sliding block 18 is matched with the wire rails 17, the sliding mounting of the base 1 and the column 15 is realized by the sliding matching of the wire rails 17 and the sliding block 18, the driving device 16 in this embodiment preferably adopts a motor installed on the top of the upright post 15, a connecting block 19 is disposed on the base 1 between two wire rails 17, the connecting block 19 in this embodiment is specifically installed on the sliding plate 13, an output shaft of the motor is connected with a lead screw 20, an upper end and a lower end of the lead screw 20 are respectively provided with a bearing seat, the bearing seats are installed on the upright post 15, the lead screw 20 is parallel to the wire rails 17, the lead screw 20 passes through the connecting block 19 and is in threaded fit with the connecting block 19, the motor drives the lead screw 20 to rotate, and the rotation of the lead screw 20 is converted into the vertical movement of the connecting block 19 to drive the base 1 to vertically slide on the upright post 15.
The drive motor 2 is detachably mounted on the top of the base 1 in this embodiment by using the motor base 14, the base 1 is provided with more than one first end milling unit head 3, the number of the first end milling unit heads 3 preferred in this embodiment is three, three horizontal slots (not shown in the figure) are formed in the base 1, the first end milling unit heads 3 are inserted into the horizontal slots to complete the mounting of the first end milling unit heads 3, the distance between every two adjacent first end milling unit heads 3 is equal, the first end milling unit heads 3 are horizontally arranged and used for milling the end faces of workpieces in a use state, and the central lines of the three first end milling unit heads 3 are located on the same horizontal plane.
In this embodiment, more than one side milling power head 10 is vertically arranged on the upper portion of the base 1, the number of the side milling power heads 10 in this embodiment is four, the four side milling power heads 10 are arranged at equal intervals, and the center lines of the four side milling power heads 10 are located on the same vertical plane, so as to perform side milling processing on a workpiece, the side milling power heads 10 and the first end milling power head 3 are located on the same side of the base 1, that is, on one side away from the column 15, in this embodiment, the base 1 is of a hollow structure, a gear transmission mechanism (not shown in the figure) is arranged in the base, and the driving motor 2 is connected with the first end milling power head 3 and the side milling power head 10 through the gear transmission mechanism, so as to drive the first end milling power head 3 and the side milling power head 10 to rotate.
In the embodiment, preferably, the upper portion of the base 1 protrudes towards a direction away from the linear rail 17 to form a protrusion, four vertical slots are formed in the lower surface of the protrusion upwards, the side milling power head 10 is inserted into the vertical slots to achieve installation of the side milling power head 10, the side milling power head 10 is inserted into the protrusion upwards from the bottom of the protrusion to be installed on the base 1, in the embodiment, the first end milling power head 3 and the side milling power head 10 are detachably installed on the base 1 through bolts, and detachment and replacement during use are facilitated, the gear transmission mechanism in the embodiment comprises a straight gear, a bevel gear and the like which are meshed with each other, a straight gear is arranged at each of the horizontal slot and the vertical slot, when the first end milling power head 3 is inserted into the horizontal slot and the side milling power head 10 is inserted into the vertical slot, the first end milling power head 3 and the side milling power head 10 are meshed with the straight gear, to drive rotation of the first end milling head 3 and the side milling head 10.
The embodiment is used for a machine tool, wherein a base 1 is located on one side, close to an auxiliary spindle, of an upright post 15, the auxiliary spindle of the machine tool clamps a workpiece, the workpiece moves in the horizontal direction along with the auxiliary spindle of the machine tool and is matched with a first end milling power head 3 or a side milling power head 10 to finish end milling or side milling of the workpiece, the first end milling power head 3 and the side milling power head 10 are installed in the base in a slot-opening mode, the first end milling power head 3 and the side milling power head 10 are respectively inserted into a horizontal slot and a vertical slot, and then the first end milling power head 3 and the side milling power head 10 are fixed through bolts.
Example 2
The embodiment is a further improvement of embodiment 1, and compared with embodiment 1, the embodiment is provided with a mounting seat 4, as shown in fig. 4 to 6, the mounting seat 4 is arranged on one side of a base 1, more than one second end milling power head 5 is arranged on the mounting seat 4, in the embodiment, preferably, three second end milling power heads 5 are arranged on the mounting seat 4 at equal intervals from top to bottom, wherein the second end milling power heads 5 and the mounting seat 4 are detachably mounted by bolts, the second end milling power heads 5 are connected in the mounting seat 4 in a gear engagement manner, in the embodiment, three power head slots are arranged on the mounting seat 4 at equal intervals from top to bottom, when in use, the second end milling power heads 5 are inserted into the power head slots and locked on the mounting seat 4 by bolts, the second end milling power heads 5 are horizontally arranged and can be used for milling the end faces of workpieces, the uppermost one of the second end milling heads 5 is connected to a gear train in the base 1 and is driven in rotation on the mounting 4 by the drive motor 2 in the use state. In this embodiment, a gear connection structure identical to the side milling power head 10 is arranged at the top of the mounting seat 4, a bevel gear meshed with each other and a spur gear coaxial with the bevel gear are mounted on the upper portion of the mounting seat 4, the spur gear is meshed with the gear connection structure at the top of the mounting seat 4, the spur gear meshed with each other is mounted in the mounting seat 4 and is used for being meshed with the second end milling power head 5 when in use, the side milling power head 10 closest to one side of the mounting seat 4 is detached, the gear connection structure at the top of the mounting seat 4 is inserted into the base 1 and is meshed with a gear transmission mechanism in the base 1 to drive the second end milling power head 5 mounted on the mounting seat 4 to rotate, a workpiece clamped by a machine tool auxiliary spindle is moved at the second end milling power head 5, and the workpiece is subjected to end milling processing by the second end milling power head 5. The structure of the rest of this embodiment is the same as that of embodiment 1, and embodiment 1 may be referred to specifically, and details are not repeated in this embodiment.
Example 3
This embodiment is a further improvement on embodiment 2, compared with embodiment 2, the mounting seat 4 in this embodiment can rotate relative to the base 1, as shown in fig. 7 to 15, in the present embodiment, a connecting seat 6 is installed on one side of the upper portion of the base 1, the top of the mounting seat 4 is rotatably installed on the connecting seat 6, the mounting seat 4 can rotate toward one side of the first end milling unit head 3 along a vertical centerline within a range of 0 to 90 degrees, a fixing member (not shown) is installed on the connecting seat 6, the mounting seat 4 is used for fixing the position after rotating to a set angle, the mounting seat 4 can be used for side milling of a workpiece when rotating to a state perpendicular to the second end milling power head 5 and the first end milling power head 3, and the mounting seat 4 can be used for drilling inclined holes in the workpiece when rotating to any angle between the included angle of the second end milling power head 5 and the included angle of the first end milling power head 3 and the included angle of the second end milling power head 5 and the included angle of the first end milling power head 3 are 0-90 degrees. In the embodiment, the central axis of the rotation of the mounting seat 4 relative to the base 1 coincides with the central axis of the gear connecting structure thereon, so that when the angle of the mounting seat 4 is adjusted, the meshing connection between the second end milling power head 5 and the gear transmission mechanism in the base 1 can be ensured. When the end milling machine is used for end milling of a workpiece, the mounting seat 4 is rotated to a state that the second end milling power head 5 is parallel to the first end milling power head 3, the mounting seat 4 is fixed on the connecting seat 6 by a fixing piece, the workpiece is clamped by the auxiliary main shaft of the machine tool and is driven to horizontally move, and the end milling of the workpiece is completed by matching with the second end milling power head 5; when the side milling machine is used for side milling of a workpiece, firstly, the fixing piece is loosened, then the mounting seat 4 is rotated by 90 degrees until the second end milling power head 4 is perpendicular to the first end milling power head 3, the mounting seat 4 is fixed on the connecting seat 6 by the fixing piece, the workpiece is clamped and driven to move horizontally by the auxiliary main shaft of the machine tool, and the side milling of the workpiece is completed by matching with the second end milling power head 5; when the inclined hole is drilled on the workpiece, the fixing piece is loosened, the mounting seat 4 is rotated by a proper angle, the mounting seat 4 is fixed on the connecting seat 6 by the fixing piece, the auxiliary main shaft of the machine tool clamps and drives the workpiece to move horizontally, and the inclined hole drilling on the workpiece is completed by matching with the second end milling power head 5.
The connecting seat 6 in this embodiment includes an upper connecting unit 11 and a lower connecting unit 12, the upper connecting unit 11 is L-shaped, a vertical portion of the upper connecting unit 11 is detachably mounted on one side of a protrusion on the base 1 by using two or more bolts, a lower surface of a horizontal portion of the upper connecting unit 11 and the lower surface of the protrusion are located on the same horizontal plane, the lower connecting unit 12 is plate-shaped, an upper surface of the lower connecting unit 12 is attached to a lower surface of the upper connecting unit 11, the lower connecting unit 12 is detachably mounted on the upper connecting unit 11 by using two or more bolts, and one side, close to the linear rail 17, of one end, away from the first end milling head 3, of the lower connecting unit 12 is arc-shaped.
An arc-shaped groove 7 penetrating through the upper part and the lower part of the lower connecting unit 12 is formed in the lower connecting unit 12, the central angle of the arc-shaped groove 7 is 90 degrees, and the fixing piece is arranged in the arc-shaped groove 7 and moves in the arc-shaped groove 7 along with the rotation of the mounting seat 4. The fixing piece in the embodiment is provided with more than one bolt, one or two bolts are preferably adopted as the fixing piece in the embodiment, two threaded holes are formed in the top of the mounting seat 4, a screw rod of the bolt downwards penetrates through the arc-shaped groove 7 and extends into the threaded hole to be in threaded fit with the mounting seat 4, the head of the bolt is positioned above the arc-shaped groove 7, and the bolt is screwed down to enable the head of the bolt to be tightly pressed against the connecting seat 6 so as to fix the positions of the mounting seat 4 and the connecting seat 6; in this embodiment, the arc-shaped groove 7 is preferably arranged with a vertical section in a shape of "T", the fixing member is an inner hexagon bolt, and the head of the inner hexagon bolt is located at the upper part of the arc-shaped groove 7 to avoid the interference of the upper connecting unit 11 on the rotation thereof. In order to facilitate the observation and the rotation angle of the mounting seat 4, the arc-shaped portion of the connecting seat 6 is provided with a scale for measuring the rotation angle of the mounting seat 4, and the length of the upper connecting unit 11 in this embodiment is preferably set so as not to shield the arc-shaped groove 7 from the upper portion and to leave a space for the bolt head serving as a fixing member to press the lower connecting unit 12. The structure of the rest of this embodiment is the same as that of embodiment 2, and embodiment 2 may be referred to specifically, and details are not repeated in this embodiment.
Example 4
The present embodiment is a further improvement of embodiment 1, embodiment 2, or embodiment 3, and compared to embodiment 1, embodiment 2, or embodiment 3, a tool row 8 is additionally provided in this embodiment, as shown in fig. 1 to fig. 15, wherein the tool row 8 is mounted on the base 1, the tool row 8 is located above the first end milling unit head 3, a tool bit of the tool row 8 is disposed toward one side of the base 1 for performing turning processing on a workpiece in use, when the second end milling unit head 5 is provided in this embodiment, the tool bit of the tool row 8 is disposed in a direction away from the second end milling unit head 5, and when a workpiece is turned, when a sub spindle of the machine tool clamps the workpiece and moves in a direction toward the tool row 8, the tool row performs cutting processing on an outer circumferential surface of the workpiece. The structure of the rest of this embodiment is the same as that of embodiment 1, embodiment 2, or embodiment 3, and reference may be made to embodiment 1, embodiment 2, or embodiment 3, which is not repeated herein.
Example 5
The embodiment is a further improvement on the basis of the embodiment 4, and compared with the embodiment 4, the tool row 8 in the embodiment is detachably mounted on the base 1 by more than two bolts so as to facilitate the replacement of the tool row 8, when the length of the side milling power head 10 for side milling of the workpiece needs to be increased, the tool row 8 can be detached, the movable displacement of the workpiece to be side milled is increased, the length of the workpiece to be side milled is increased, and when the length of the workpiece to be side milled is not large, the workpiece can be directly machined without detaching the tool row 8. The structure of the rest of this embodiment is the same as that of embodiment 4, and embodiment 4 may be referred to specifically, and details are not repeated in this embodiment.
Example 6
The present embodiment is a further improvement on any one of embodiments 1 to 5, and compared with the foregoing embodiments, the present embodiment is provided with more than one boring bar handle 9, as shown in fig. 1 to 15, the boring bar handle 9 is arranged below the first end milling unit head 3, and the length direction of the boring bar handle 9 is the same as the length direction of the first end milling unit head 3, and the number of the boring bar handles 9 in the present embodiment is preferably four, and four insertion holes are formed in the lower portion of the base 1, so that the boring bar handle 9 can be used by being inserted into the insertion holes when in use. The structure of the rest of this embodiment is the same as any one of embodiments 1 to 5, and reference may be made to the above embodiments for details, which are not repeated herein.
Parts which are not specifically described in the above description are prior art or can be realized by the prior art. The specific embodiments of the present invention are merely exemplary embodiments of the present invention, and are not intended to limit the scope of the present invention. That is, all equivalent changes and modifications made according to the contents of the claims of the present invention should be regarded as the technical scope of the present invention.