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CN-122007902-A - High-efficiency combined numerical control machining center and machining method

CN122007902ACN 122007902 ACN122007902 ACN 122007902ACN-122007902-A

Abstract

The invention relates to the technical field of combined machine tools, in particular to a high-efficiency combined numerical control machining center and a machining method, wherein the machining mechanism comprises a first machining component, the inner side of the first machining component is provided with a fixed component, the free ends of a milling machine and a drilling machine are respectively provided with a second machining component, the first machining component, the second machining component and the fixed component are matched to replace a drill rod, according to the invention, the first processing assembly, the second processing assembly and the fixing assembly are matched, so that the fixing assembly and the second processing assembly are connected in a similar meshing manner while the drill rod is convenient to replace, and therefore, the stability of rotation of the drill rod in the process of driving the drill rod and the fixing assembly to operate by the milling machine is ensured, and compared with the traditional clamping and fixing mode by the clamp, the stability of rotation of the drill rod is prevented from being greatly influenced by the blocking force of the drill rod in the drilling process, and the processing stability is improved.

Inventors

  • WANG DONGHAI

Assignees

  • 三河市普瑞赛斯机械制造有限公司

Dates

Publication Date
20260512
Application Date
20260401

Claims (10)

  1. 1. The utility model provides a high efficiency combination numerical control machining center, includes the lathe, sets up milling machine and drilling machine at the lathe top, its characterized in that still includes processing agency, and processing agency includes: The connecting piece, the bottom rotation of connecting piece is equipped with the mounting panel, and the top of mounting panel is provided with the first processing subassembly that annular array was arranged, and the inboard of first processing subassembly is provided with fixed subassembly, milling machine and drilling machine's free end all is provided with the second processing subassembly, and first processing subassembly, second processing subassembly and fixed subassembly cooperation to change the drilling rod, fixed subassembly includes: The first fixing seat is provided with a first limit groove and a second limit groove which are distributed in an annular array manner, the first limit groove is communicated with the second limit groove, the first limit groove is positioned at the bottom of the second limit groove, and both sides of the inner wall of the first limit groove are of an inclined design; the second fixing seat is fixedly arranged at the top of the first fixing seat and is in a round table shape, and the side wall of the second fixing seat is provided with third limit grooves distributed in an annular array.
  2. 2. The high efficiency combination numerical control machining center of claim 1, wherein the stationary assembly further comprises: the third fixing seat is fixedly arranged at the bottom of the first fixing seat, and the diameter of the side wall of the third fixing seat is smaller than that of the side wall of the first fixing seat; The fixed cover is located the lateral wall of first fixing base, and the outer wall top of keeping off the ring is the arc design, the bottom of first fixing base just is the arc design in the position between the first spacing groove, the top of second fixing base just is the arc design in the position between the third spacing groove, and the top center department of second fixing base is embedded to have first guide block.
  3. 3. The high-efficiency combined numerical control machining center according to claim 2, wherein the diameter of the inner wall of the third limiting groove gradually decreases from top to bottom, and the third limiting groove extends to the top of the second fixing seat; The inner wall diameter of the first limit groove is reduced from the lower to the upper assembly, and the bottom of the first limit groove extends to the bottom of the first fixing seat and is positioned on the outer side of the third fixing seat.
  4. 4. The high efficiency combination numerical control machining center of claim 2 wherein the first machining assembly includes: the mounting ring is fixedly sleeved at the bottom of the mounting plate and extends to the bottom of the mounting plate, a first sliding groove is formed in the inner wall of the mounting ring, a guide groove is formed in the inner wall of the first sliding groove, a first sliding block is sleeved on the inner wall of the first sliding groove, balls distributed in an annular array are sleeved at the top and the bottom of the first sliding block, the first sliding groove, the guide groove and the first sliding block are all in annular design, and a first connecting assembly is arranged at the top of the mounting ring; The rotating ring is fixedly sleeved on the inner wall of the first sliding block, the inner wall of the rotating ring is fixedly provided with first limiting plates distributed in an annular array, and the tops of the first limiting plates are arc-shaped.
  5. 5. The high efficiency, combination numerical control machining center of claim 4, wherein the first machining assembly further comprises: The fixed block is fixedly arranged on the inner wall of the guide groove, the moving block is sleeved on the inner wall of the guide groove, the fixed block and the moving block are both provided with two moving blocks, the moving blocks are symmetrically distributed with the center point of the guide groove, the moving blocks are fixedly connected with the outer wall of the first sliding block, the first springs are sleeved on the inner wall of the guide groove and between the moving block and the fixed block, and the two ends of each first spring are respectively fixedly connected with the moving block and the fixed block.
  6. 6. The high efficiency, combination numerical control machining center of claim 4, wherein the second machining assembly comprises: the connecting seat is characterized in that a first groove is formed in the bottom of the connecting seat, a second groove is formed in the inner wall of the top of the first groove, the diameter of the inner wall of the second groove is smaller than that of the inner wall of the first groove, the inner wall of the first groove is attached to the outer wall of the baffle ring, limit components distributed in an annular array are arranged on the inner wall of the first groove, and a second connecting component is arranged on the top of the inner wall of the second groove; The second limiting plate is fixedly arranged on the inner side wall of the second groove and is distributed in an annular array, the side wall of the second limiting plate is matched with the inner wall of the third limiting groove, one side, close to each other, of the second limiting plate is arc-shaped, and the second limiting plate is inclined.
  7. 7. The high efficiency combination numerical control machining center of claim 6, wherein the limiting assembly comprises: The third recess is offered in the inside wall of first recess, the fourth recess has been offered to the inner wall of third recess, the fifth recess has been offered to the inner wall of fourth recess, the inner wall diameter of fifth recess is greater than the inner wall diameter of fourth recess, one side inner wall fixed first electro-magnet that is close to the fourth recess of fifth recess, the inner wall cover of fifth recess is equipped with the second electro-magnet, second electro-magnet and first electro-magnet all are annular design, the fixed cover of inner wall of second electro-magnet is equipped with first integral key shaft, the fixed board that keeps out of being equipped with of one end that first integral key shaft is located the third recess, the plane has been offered at the top of keeping out of the board, the bottom of keeping out the board is the arc design, the first spline groove with first integral key shaft looks adaptation has been offered to the inner wall of fourth recess, the lateral wall of first integral key shaft just be located one side cover that the second electro-magnet kept away from first electro-magnet is equipped with the second spring.
  8. 8. The high efficiency combination numerical control machining center of claim 7, wherein the second connecting assembly includes: The sixth groove is formed in the top inner wall of the second groove, the seventh groove is formed in the top inner wall of the sixth groove, the eighth groove is formed in the top inner wall of the seventh groove, the diameter of the inner wall of the eighth groove is larger than that of the inner wall of the seventh groove, the piston block is sleeved on the inner wall of the eighth groove, gas is filled in the eighth groove and located at the top of the piston block, and the side wall of the piston block and the inner wall of the eighth groove are in a dynamic seal design; The second spline shaft is fixedly arranged at the bottom of the piston block, a second guide block is fixedly arranged at one end of the second spline shaft, which is positioned in the sixth groove, and a second spline groove matched with the second spline shaft is formed in the inner side wall of the seventh groove; The first connection assembly includes: The first ring body is fixedly arranged at the top of the mounting ring, the diameter of the inner wall of the first ring body is larger than that of the inner wall of the mounting ring, and a third guide block and a third electromagnet which are distributed in an annular array are fixedly arranged at the top of the first ring body; The second ring body is fixedly sleeved on the side wall of the first fixing seat, a fourth guide block and a magnetic metal block which are distributed in an annular array are fixedly arranged at the bottom of the second ring body, the positions of the fourth guide block and the third guide block are correspondingly designed, the positions of the magnetic metal block and the third electromagnet are correspondingly designed, the fourth guide block is connected with the first guide block through a wire, the second guide block is connected with the first electromagnet and the second electromagnet through a wire, and the third guide block is connected with the third electromagnet through a wire.
  9. 9. The high efficiency combination numerical control machining center of claim 4, wherein the side wall of the connecting piece is provided with a rotating assembly for driving the mounting plate to rotate, and the rotating assembly comprises: The servo motor is fixedly arranged on the side wall of the connecting piece, the output shaft of the servo motor is fixedly provided with a rotating shaft through a coupler, the side wall of the rotating shaft is fixedly sleeved with a gear, and the rotating shaft is rotationally connected with the connecting piece; the gear ring is fixedly arranged at the top of the mounting plate and meshed with the gear.
  10. 10. A method of using a high efficiency combination numerical control machining center as defined in any one of claims 1 to 9, comprising the steps of: S1, controlling the milling cutter and the drill rod to move through the milling machine and the drilling machine in the process of carrying out combined machining on a workpiece by the milling machine and the drilling machine so as to carry out milling and drilling; and S2, in the milling and drilling processes, the milling cutter and the drill rod are replaced through the first machining assembly, the second machining assembly and the fixing assembly so as to assist in machining.

Description

High-efficiency combined numerical control machining center and machining method Technical Field The invention relates to the technical field of combined machine tools, in particular to a high-efficiency combined numerical control machining center and a machining method. Background The combined machine tool has the core advantages that the ‌ working procedures are integrated with ‌ and ‌, and the multi-surface machining ‌ is completed through one clamping. The vertical type milling machine has the advantages that vertical type and horizontal type machining functions are integrated, even the turning and milling compound capability is integrated, multiple procedures such as milling, drilling, boring, tapping and turning can be completed through one-time clamping, repeated positioning errors of workpieces are reduced, and machining precision and production efficiency are remarkably improved. The existing combined machine tool has the following problems in combination with the prior art: Because the rough milling tool and the finish milling tool are matched for use, the machining efficiency, the workpiece precision and the tool life can be obviously improved, and the method is a widely adopted technological strategy in modern mechanical machining. The rough milling cutter is focused on rapidly removing a large amount of allowance, adopts large tooth pitch, large cutting depth and high feeding parameters, and fully exerts the power performance of the machine tool. The finish milling cutter is responsible for final dimensional accuracy and surface finish, and a high-quality surface with the diameter of Ra1.6-3.2 mu m is realized through small cutting depth, dense tooth design and grinding of a cutting edge. In order to meet the actual processing requirement by changing different milling cutters in the milling process, and because drilling rods with different sizes are needed to be changed according to the sizes of the drilling holes in the drilling process, although the conventional combined machine tool is provided with a rapid replacing mechanism of the milling cutters and the drilling rods, the milling cutters and the milling cutters are usually fixed through clamping of a clamp, and the milling cutters and the drilling rods work through rotation, so that the stability of subsequent processing is affected through fixing the milling cutters, the drilling rods and the like in a clamping mode, and a certain defect exists. Disclosure of Invention In order to achieve the purpose, the invention is realized by the following technical scheme that the high-efficiency combined numerical control machining center comprises a machine tool, a milling machine and a drilling machine which are arranged at the top of the machine tool, and also comprises a machining mechanism, wherein the machining mechanism comprises: The connecting piece, the bottom rotation of connecting piece is equipped with the mounting panel, and the top of mounting panel is provided with the first processing subassembly that annular array was arranged, and the inboard of first processing subassembly is provided with fixed subassembly, milling machine and drilling machine's free end all is provided with the second processing subassembly, and first processing subassembly, second processing subassembly and fixed subassembly cooperation to change the drilling rod, fixed subassembly includes: The first fixing seat is provided with a first limit groove and a second limit groove which are distributed in an annular array manner, the first limit groove is communicated with the second limit groove, the first limit groove is positioned at the bottom of the second limit groove, and both sides of the inner wall of the first limit groove are of an inclined design; the second fixing seat is fixedly arranged at the top of the first fixing seat and is in a round table shape, and the side wall of the second fixing seat is provided with third limit grooves distributed in an annular array. Further, the fixing assembly further includes: the third fixing seat is fixedly arranged at the bottom of the first fixing seat, and the diameter of the side wall of the third fixing seat is smaller than that of the side wall of the first fixing seat; The fixed cover is located the lateral wall of first fixing base, and the outer wall top of keeping off the ring is the arc design, the bottom of first fixing base just is the arc design in the position between the first spacing groove, the top of second fixing base just is the arc design in the position between the third spacing groove, and the top center department of second fixing base is embedded to have first guide block. Further, the diameter of the inner wall of the third limit groove gradually decreases from top to bottom, and the third limit groove extends to the top of the second fixing seat; The inner wall diameter of the first limit groove is reduced from the lower to the upper assembly, and the bottom of the first limit groove e