Precise milling combined machine tool for machining corner fittings

Abstract

The invention relates to the technical field of processing machine tools, and discloses a precise milling combined machine tool for processing corner fittings, which comprises a base, material conveying belts are symmetrically fixed on one side of the base, a material moving block is slidably arranged on the base, and symmetrically distributed grinding frames are slidably arranged on the base; a transmission belt is fixed to the output end of the third motor, a conical shell is fixed to one side of the grinding frame, a cutter bar is rotationally arranged in the conical shell, a first grinding head is fixed to one end of the cutter bar, a transmission wheel is fixed to the other end of the cutter bar, the transmission belt is connected with the transmission wheel for transmission, a cavity is formed in the cutter bar, and a moving rod slides in the cavity of the cutter bar. Hole groove treatment is conducted on the surfaces and the interiors of the corner fittings, the multi-face machining requirement of the corner fittings can be met, meanwhile, the grinding frames are symmetrically arranged, precise milling treatment is conducted on the two sides of the corner fittings, the machining precision of the two sides of the corner fittings can be guaranteed, the quality of corner fitting finished products can be improved, simultaneous machining treatment of the interiors and the exteriors of the corner fittings can be met, and the machining efficiency is improved. And the overall quality of the corner fitting is ensured.

Description

Technical Field

[0001] The invention relates to the technical field of machining machine tools, in particular to a precision milling combined machine tool for machining corner pieces. Background Art

[0002] In the processing of corner pieces, milling is usually required, which is often inseparable from multifunctional machine tools. Automated corner piece milling processing has been carried out to obtain the desired finished parts.

[0003] In the prior art, for example, the name disclosed in the application number: CN202320091326.4 is: brake disc end face precision grinding and milling machine tool, which includes a machine base platform, an angle piece shaft with an outer cone, an angle piece shaft sleeve, and an angle piece shaft sleeve seat, the grinding wheel shaft is installed in the grinding wheel shaft seat hole to form a grinding wheel shaft seat assembly, the angle piece shaft is installed in the angle piece shaft sleeve hole, and the angle piece shaft sleeve is installed in the angle piece shaft sleeve seat hole to form an angle piece shaft sleeve seat assembly. The grinding wheel shaft seat assembly and the angle piece shaft sleeve seat assembly are installed on the machine base platform in parallel or in parallel.

[0004] However, the milling machine tools mentioned in the prior art can only mill the surface of corner pieces, but cannot mill the internal processing area of ​​the corner pieces, and cannot realize the milling of special-shaped corner pieces. The functions are relatively simple and the processing accuracy is low. Therefore, it is necessary to design a precision milling combination machine tool for processing corner pieces. Summary of the invention

[0005] The object of the present invention is to provide a precision milling combined machine tool for processing corner pieces to solve the problems in the prior art.

[0006] The purpose of the present invention can be achieved through the following technical solutions: A precision milling combined machine tool for processing corner pieces, comprising a base, a feeding belt symmetrically fixed on one side of the base, a material moving block for moving the corner pieces slidingly arranged on the base, and a symmetrically distributed grinding frame slidingly arranged on the base; A motor three is fixed on the grinding frame, and a transmission belt is fixedly connected to the output end of the motor three. A conical shell is fixed on one side of the grinding frame, and a tool rod is rotatably arranged in the conical shell. A grinding head one for removing burrs on the side of the angle piece is fixed at one end of the tool rod, and a transmission wheel is fixed at the other end. The transmission belt is connected to the transmission wheel for transmission, and a cavity is arranged in the tool rod, and a moving rod slides in the cavity of the tool rod.

[0007] Furthermore, the two conveyor belts are respectively located on both sides of the grinding frame, and a symmetrically distributed slide for installing the grinding frame is fixed on the base, a lead screw is provided between the two slides, a motor is fixed on the base, the output end of the motor is fixedly connected to the lead screw, guide rods are fixed on both sides of the lead screw, and the guide rods are fixed to one side of the slide.

[0008] Furthermore, a cylinder for discharging corner pieces is fixed on the base, and the cylinder is arranged at one end of the conveyor belt for discharging corner pieces. A limiting cylinder for limiting the position of corner pieces is fixed on the end of the conveyor belt close to the base, and the limiting cylinder is located on the top of the conveyor belt.

[0009] Furthermore, a threaded hole is provided on the material moving block, and guide holes are provided on the material moving block and on both sides of the threaded hole. The guide holes are slidably connected to the guide rods, and the threaded holes are threadedly connected to the lead screw. A loading platform is fixed on the material moving block, and symmetrically distributed end plates are fixed at both ends of the loading platform. A limiting plate is fixed on one side of the loading platform, and a flip plate for clamping corner pieces is rotatably provided at the other end.

[0010] The material moving block is fixed with a second motor, the output end of the second motor is fixedly connected with a turning rod, and the turning plate is fixedly connected to the turning rod.

[0011] Furthermore, a grinding head 2 is fixed at one end of the moving rod, and a spring 1 is fixed at the other end. The grinding head 2 is clamped in the grinding head 1, and the spring 1 is fixedly connected to the inner end wall of the cavity. A through groove is provided on the tool rod, and the through groove is connected to the cavity. Push rods are rotatable on both sides of the moving rod.

[0012] An arc frame is fixed on the knife rod, and a motor four is symmetrically fixed on the arc frame. A lead screw two is fixedly connected to the output end of the motor four, and a push block is threadedly connected to the lead screw two. The push block is slidably connected to the outer side of the knife rod. A slide groove is provided on the push block, and a spring two is fixed at one end of the slide groove, and a round shaft is slidably provided at the other end, and the round shaft is connected to one end of the spring two.

[0013] A bolt for fixing the circular shaft is fixedly provided on one side of the push block, the bolt passes through the push block and is fixedly connected to the circular shaft, and one end of the push rod away from the moving rod is fixedly connected to the circular shaft.

[0014] Furthermore, a vertical frame is fixed on the base, and the vertical frame is arranged at one end of the conveyor belt for feeding corner pieces, and a second cylinder is fixed on the vertical frame, and a push rod is rotatably provided at the output end of the second cylinder, and a lifting frame is rotatably provided at the end of the push rod away from the second cylinder, and the lifting frame is slidably installed on the top of the vertical frame, and a movable plate is fixed at the end of the lifting frame away from the push rod, and a second slide is fixed on the movable plate, and a slider first slides on the second slide, and symmetrically distributed limit claws are fixedly installed below the slider first.

[0015] Furthermore, a motor 5 is fixedly arranged in the slider 1, a mounting rod is slidably arranged on the slider 1 and below the motor 5, springs 3 are fixedly connected to both ends of the mounting rod, one end of the spring 3 is fixedly connected to the outer side of the slider 1, a transverse groove 1 is arranged perpendicular to the axis of the mounting rod, a driving rod 1 is slidably arranged in the transverse groove 1, and a swing arm 1 is fixedly connected to the driving rod 1. Furthermore, one end of the swing arm 1 away from the driving rod 1 is fixedly connected to the output end of the motor 5, a cylinder 3 is fixedly provided on the mounting rod, the output end of the cylinder 3 is fixedly connected to a limit block, the limit block is connected to two limit claws, a motor 6 is fixed on the mounting rod and located on both sides of the limit block, and the output end of the motor 6 is fixedly connected to a grinding wheel for grinding angle parts.

[0016] Furthermore, a cutting frame is fixed on the base, and the cutting frame is arranged on one side of the conveyor belt for feeding corner pieces, a slide three is fixed on the cutting frame, a slider two is fixed on the slide three, a slide four is fixed on the slider two, the slide four is vertically arranged with the slide three, the slide four is slidably provided with the slider three, the slider five is fixed on the slider three, and the slider four is slidably provided on the slide five.

[0017] The slider four is rotatably connected with a pull rod, an arc plate is fixed at one end of the slider three, an arc groove is provided on the arc plate, a movable seat is slidably provided on the arc groove, one side of the movable seat is rotatably connected with the pull rod, a top plate is fixed on the movable seat, a cylinder four is fixedly provided on one side of the top plate, a side frame is fixed at the output end of the cylinder four, and a positioning frame is slidably provided on one side of the side frame.

[0018] Furthermore, the positioning frame is slidably connected to the output end of cylinder four, and a spring four is fixedly connected to the side of the positioning frame away from the side frame, and one end of the spring four is fixedly connected to the side of the top plate. When the positioning frame contacts the inner wall of the groove on the corner piece, symmetrically distributed guide columns are fixed on the side frame, and springs five are sleeved at both ends of each guide column, one end of the spring five is fixedly connected to the side frame, and the other end is fixedly connected to the knife seat.

[0019] Both sides of the tool holder are connected to the spring five, a driving motor is fixed on one side of the tool holder, and a transverse groove two is provided on the other side, a cutting tool is fixedly connected to the output end of the driving motor, a driving rod two slides in the transverse groove two, a swing arm two is fixed on the driving rod two, a motor seven is fixed in the side frame, and the output end of the motor seven is connected to the two ends of the swing arm.

[0020] Beneficial effects of the present invention: 1. The precision milling combined machine tool for processing corner pieces of the present invention can realize the multi-faceted processing requirements of corner pieces by processing the holes and grooves on the surface and inside of the corner pieces. Meanwhile, the grinding frames arranged symmetrically can perform precision milling processing on both sides of the corner pieces, thereby ensuring the processing accuracy of both sides of the corner pieces, making the processing accuracy of the corner pieces the same, and improving the quality of the finished corner pieces. 2. The precision milling combination machine tool for processing corner pieces of the present invention has a simple structure and various processing functions. A grinding wheel is used for surface processing of diagonal pieces, and for internal processing of special-shaped corner pieces, a moving rod is extended to enter the interior of the special-shaped corner pieces, thereby satisfying the internal processing of the special-shaped corner pieces. The internal and surface processing are carried out simultaneously, and the inside and outside of the corner pieces can be processed precisely to ensure the overall quality of the corner pieces. BRIEF DESCRIPTION OF THE DRAWINGS

[0021] The present invention will be further described below in conjunction with the accompanying drawings.

[0022] Figure 1 It is a structural schematic diagram of the precision milling combined machine tool of the present invention; Figure 2 It is a structural schematic diagram of the modular machine tool of the present invention; Figure 3 It is a structural schematic diagram of the material moving block of the present invention; Figure 4 It is a schematic structural diagram of the grinding stand of the present invention; Figure 5 It is a structural schematic diagram of the knife bar of the present invention; Figure 6 The present invention Figure 5 The enlarged structural diagram at A in the middle; Figure 7 It is a structural schematic diagram of the stand of the present invention; Figure 8 It is a partial structural schematic diagram of the stand of the present invention; Fig. 9 It is a structural schematic diagram of the mounting rod of the present invention; Fig.10 It is a schematic structural diagram of the cutting frame of the present invention; Fig.11 It is a partial structural schematic diagram of the cutting frame of the present invention; Fig.12 The present invention Fig.11 Schematic diagram of the large structure at B in the middle; Fig.13 It is a structural schematic diagram of the slide 4 of the present invention; Fig.14 The present invention Fig.13 CC section view.

[0023] The accompanying drawings are as follows: 1. Base; 2. Feed belt; 3. Material transfer block; 4. Grinding frame; 5. Vertical frame; 6. Cutting frame; 11. Slide 1; 12. Screw 1; 13. Guide rod; 14. Cylinder 1; 21. Limit cylinder; 31. Threaded hole; 32. Guide hole; 33. Limit plate; 34. End plate; 35. Turning plate; 36. Motor 2; 40. Arc frame; 41. Conical shell; 42. Motor 3; 43. Transmission belt ; 44, tool bar; 45, grinding head one; 46, transmission wheel; 47, moving rod; 48, through slot; 49, push rod; 51, lifting frame; 52, cylinder two; 53, push rod; 54, moving plate; 55, slide two; 56, slider one; 57, limit claw; 58, mounting rod; 59, motor five; 61, slide three; 62, slider two; 63, slide four; 64, slider three; 65, slide 5; 66, curved plate; 67, moving seat; 68, side frame; 69, motor 7; 400, motor 4; 401, lead screw 2; 402, push block; 403, bolt; 404, slide; 405, spring 2; 406, round shaft; 471, grinding head 2; 581, horizontal groove 1; 582, spring 3; 583, grinding wheel; 584, motor 6; 585, cylinder 3; 586, limit block ; 591, swing arm one; 592, drive rod one; 651, slider four; 652, pull rod; 661, arc groove; 671, top plate; 672, cylinder four; 673, positioning frame; 674, spring four; 681, guide column; 682, tool holder; 683, spring five; 684, drive motor; 685, cutting tool; 686, transverse groove two; 691, swing arm two; 692, drive rod two. DETAILED DESCRIPTION

[0024] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present invention.

[0025] A precision milling combined machine tool for processing corner pieces, which performs milling processing on corner pieces and processes notches on the corner pieces, such as Figure 1 As shown, the combined machine tool includes a base 1, a symmetrically distributed feeding belt 2 is fixedly provided on one side of the base 1, a material moving block 3 is slidably provided on the base 1, the material moving block 3 moves the corner piece horizontally to switch and adjust the processing station, and a symmetrically distributed grinding rack 4 is slidably provided on the base 1, and the two grinding racks 4 are respectively located on both sides of the material moving block 3 to grind both sides of the corner piece on the material moving block 3.

[0026] The two conveyor belts 2 are respectively used for conveying the feeding and discharging of the corner pieces, and the two conveyor belts 2 are respectively located on both sides of the grinding frame 4. A vertical frame 5 is fixedly provided on the base 1, and the vertical frame 5 is arranged at one end of the conveyor belt 2 for feeding the corner pieces. A cutting frame 6 is fixedly installed on the base 1, and the cutting frame 6 is arranged on one side of the conveyor belt 2 for feeding the corner pieces.

[0027] like Figure 2 As shown, symmetrically distributed slides 11 are fixed on the base 1, and the two slides 11 are used to install two grinding frames 4 respectively and drive the grinding frames 4 to move at the same time. A lead screw 12 is arranged between the two slides 11, and guide rods 13 are fixed on both sides of the lead screw 12. The guide rod 13 is fixedly connected to one side of the slide 11, and one end of the lead screw 12 is fixedly connected to the output end of the motor 1, and the lead screw 12 is driven to rotate by the motor 1.

[0028] A cylinder 14 is fixedly provided on the base 1. The cylinder 14 is arranged at one end of a conveyor belt 2 for discharging corner pieces. The output end of the cylinder 14 faces the conveyor belt 2. A limiting cylinder 21 is fixedly installed at one end of the conveyor belt 2 close to the base 1. The limiting cylinder 21 is located at the top of the conveyor belt 2. The output end of the limiting cylinder 21 presses the corner pieces on the conveyor belt 2 to stop the conveyance of subsequent corner pieces, thereby controlling the number of corner pieces discharged.

[0029] like Figure 3 As shown, a threaded hole 31 is provided on the material moving block 3, and guide holes 32 are provided on the material moving block 3 and on both sides of the threaded hole 31, the guide holes 32 are slidably connected to the guide rod 13, and the threaded hole 31 is threadedly connected to the lead screw 12, a loading platform is fixedly provided on the material moving block 3, symmetrically distributed end plates 34 are fixedly provided at both ends of the loading platform, a limit plate 33 is fixedly provided on one side of the loading platform, and a flip plate 35 is rotatably provided on the other end, a motor 2 36 is fixedly provided on the material moving block 3, a flip rod is fixedly connected to the output end of the motor 2 36, and the flip plate 35 is fixedly connected to the flip rod, and the flip rod is controlled to rotate by the motor 2 36 to control the flip plate 35 to rotate and clamp the corner pieces on the loading platform, thereby realizing the fixation of the corner pieces on the loading platform.

[0030] like Figure 4 , Figure 5 , Figure 6 As shown, the grinding frame 4 is slidably installed on the corresponding slide 11, and a motor 3 42 is fixedly provided on the grinding frame 4. The output end of the motor 3 42 is connected to a transmission belt 43. A conical shell 41 is fixedly provided on one side of the grinding frame 4. A tool rod 44 is rotatably provided in the conical shell 41. A grinding head 45 is fixedly provided at one end of the tool rod 44, and a transmission wheel 46 is fixedly provided at the other end. The transmission belt 43 is connected to the transmission wheel 46 to transmit the power of the motor 3 42 to the tool rod 44 to drive the tool rod 44 to rotate.

[0031] A cavity is provided in the knife rod 44, and a moving rod 47 is slidably provided in the cavity of the knife rod 44. A grinding head 2 471 is fixedly provided at one end of the moving rod 47, and the grinding head 2 471 is located in the grinding head 1 45. A spring 1 is fixedly provided at the other end of the moving rod 47, and the spring 1 is fixedly connected to the inner end wall of the cavity. A through groove 48 is opened on the knife rod 44, and the through groove 48 is connected to the cavity, and push rods 49 are rotatably connected to both sides of the moving rod 47.

[0032] An arc frame 40 is fixedly provided on the knife rod 44, and a symmetrically distributed motor four 400 is fixedly provided on the arc frame 40, and a lead screw two 401 is fixedly connected to the output end of the motor four 400, and a push block 402 is threadedly connected to the lead screw two 401, and the push block 402 is slidably connected to the outer side of the knife rod 44, and a slide groove 404 is provided on the push block 402, and a spring two 405 is fixedly provided at one end of the slide groove 404, and a round shaft 406 is slidably provided at the other end, and the round shaft 406 contacts one end of the spring two 405, and a detachable bolt 403 is fixedly provided on one side of the push block 402, and the bolt 403 passes through the push block 402 to tighten the round shaft 406 to lock the position of the round shaft 406, otherwise, the bolt 403 is removed to release the fixation of the round shaft 406.

[0033] The push rod 49 is fixedly connected to the circular shaft 406 at one end away from the moving rod 47. When the lead screw 401 rotates, the push block 402 is driven to translate along the axial direction of the tool rod 44. The push block 402 pushes the circular shaft 406 and the push rod 49 connected thereto to move, so that the moving rod 47 can be telescopically moved. When the grinding head 471 at the end of the moving rod 47 is extended, the inside of the hole groove of the corner piece can be ground.

[0034] like Figure 7 , Figure 8 , Fig. 9 As shown, a cylinder 2 52 is fixedly provided on the stand 5, and an output end of the cylinder 2 52 is rotatably connected to a push rod 53, and an end of the push rod 53 away from the cylinder 2 52 is rotatably connected to a lifting frame 51, and the lifting frame 51 is vertically slidably installed on the top of the stand 5, and an end of the lifting frame 51 away from the push rod 53 is fixedly provided with a moving plate 54, and a slide 2 55 is fixedly provided on the moving plate 54, and a slide block 1 56 is slidably provided on the slide block 2 55, and symmetrically distributed limiting claws 57 are fixedly installed below the slide block 1 56, and a motor 59 is fixedly provided in the slide block 1 56, and a mounting rod 58 is provided below the motor 59, and the mounting rod 58 is slidably connected to the slide block 1 56.

[0035] Springs 3 582 are fixedly connected to both ends of the mounting rod 58, one end of the spring 3 582 is fixedly connected to the outer side of the slider 56, and a transverse groove 581 is provided on the mounting rod 58, and the transverse groove 581 is perpendicularly arranged to the axis of the mounting rod 58, a driving rod 592 is slidably arranged in the transverse groove 581, a swing arm 591 is fixedly connected to the driving rod 592, and one end of the swing arm 591 away from the driving rod 592 is fixedly connected to the output end of the motor 59, and the motor 59 controls the swing arm 591 to rotate, so that the mounting rod 58 moves horizontally.

[0036] A cylinder three 585 is fixedly provided on the mounting rod 58, and the output end of the cylinder three 585 is fixedly connected to the limit block 586. When the cylinder three 585 pushes the limit block 586 to move between the two limit claws 57, the limit block 586 contacts the two limit claws 57 to limit and fix the mounting rod 58, thereby ensuring the position accuracy of the mounting rod 58 and improving the processing accuracy. A motor six 584 is fixedly provided on the mounting rod 58 and located on both sides of the limit block 586. The output ends of the two motors six 584 are fixedly connected to grinding wheels 583. The grinding wheels 583 are located on the top of the angle piece and perform grinding on the upper part of the angle piece.

[0037] like Fig.10 , Fig.11 , Fig.12 , Fig.13 , Fig.14 As shown, a slide three 61 is fixedly provided on the cutting frame 6, the slide three 61 is vertically arranged, and a slider two 62 is fixedly provided on the slide three 61, a slide four 63 is fixedly provided on the slider two 62, the slide four 63 is vertically arranged with the slide three 61, and a slider three 64 is slidably provided on the slide four 63, a slide five 65 is fixedly provided on the slider three 64, a slider four 651 is slidably provided on the slide five 65, and a pull rod 652 is rotatably connected to the slider four 651.

[0038] An arc plate 66 is fixedly provided at one end of the slider three 64, an arc groove 66 is opened on the arc plate 66, a moving seat 67 is slidably provided on the arc groove 661, one side of the moving seat 67 is rotatably connected to the pull rod 652, and the position of the moving seat 67 on the arc groove 661 is changed by moving the pull rod 652, a top plate 671 is fixedly provided on the moving seat 67, a cylinder four 672 is fixedly provided on one side of the top plate 671, the output end of the cylinder four 672 passes through the moving seat 67 and is fixedly connected to the side frame 68, a positioning frame 673 is slidably provided on one side of the side frame 68, the positioning frame 673 is slidably connected to the output end of the cylinder four 672, and a spring four 674 is fixedly connected to the side of the positioning frame 673 away from the side frame 68, one end of the spring four 674 is fixedly connected to the side of the top plate 671, and pushes the positioning frame 673 to fit with the side frame 68.

[0039] When the positioning frame 673 contacts the inner wall of the slot on the corner piece, the positioning frame 673 is clamped. At this time, the positioning frame 673 is in close contact with the slot of the corner piece. Then, after continuing to move the side frame 68, the side frame 68 can penetrate into the interior of the corner piece for cutting processing. The side frame 68 is fixed with symmetrically distributed guide columns 681. Both ends of each guide column 681 are sleeved with spring five 683. One end of the spring five 683 is fixedly connected to the side frame 68, and the other end is fixedly connected to a tool holder 682. Both sides of the tool holder 682 are connected to the spring five 683, and a driving motor 684 is fixed to one side of the tool holder 682. The output end of the driving motor 684 is fixedly connected to a cutting tool 685 for cutting the corner piece.

[0040] A second transverse groove 686 is provided on the other side of the tool holder 682, and a second driving rod 692 is slidably provided in the second transverse groove 686. A second swing arm 691 is fixedly provided on the second driving rod 692. A seventh motor 69 is fixedly provided in the side frame 68. The output end of the seventh motor 69 is fixedly connected to the end of the second swing arm 691 away from the second driving rod 692 to control the rotation of the second swing arm 691, so that the second driving rod 692 moves in the second transverse groove 686, and the tool holder 682 moves up and down, thereby adjusting the position of the cutting tool 685.

[0041] Here’s how it works: The corner piece is fed into the machine tool through the feed conveyor belt 2. When the corner piece moves to the center of the loading platform on the material transfer block 3, the flip plate 35 is used to push the corner piece, and then the flip plate 35 and the limit plate 33 are used to clamp the corner piece, and the end plate 34 is used to fix the two ends of the corner piece. Then the corner piece is moved to one side of the cutting frame 6, and the cutting tool 685 on the cutting frame 6 is used to cut the corner piece, and holes are machined on both sides of the corner piece. At the same time, the cutting tool 685 is inserted into the inside of the corner piece to process the inside of the corner piece and remove the burrs inside the corner piece.

[0042] Then move the corner piece to one side of the stand 5, and move the grinding wheel 583 downward to process the top of the corner piece, remove the burrs on the top of the corner piece, grind the top of the corner piece, and make the top of the corner piece smooth.

[0043] When the cylinder three 585 pushes the limit block 586 to move between the two limit claws 57, the installation rod 58 is limited by the limit block 586, and the grinding wheel 583 moves down, the chamfer on the corner piece can be processed to remove the chamfer burrs, ensure the position accuracy of the installation rod 58, and improve the processing accuracy.

[0044] Then, when the corner piece is located between the two grinding frames 4, the power of the motor three 42 is used to drive the tool rod 44 to rotate, so that the tool rod 44 continues to rotate, and the grinding head one 45 and the grinding head two 471 grind the two sides of the corner piece, and then the moving rod 47 is controlled to move by the lead screw two 401, and the grinding head two 471 is extended into the hole groove on the side of the corner piece to polish the inner wall of the hole groove to ensure the overall quality of the corner piece.

[0045] The above shows and describes the basic principles, main features and advantages of the present invention. Those skilled in the art should understand that the present invention is not limited to the above embodiments, and the above embodiments and descriptions are only for explaining the principles of the present invention. Without departing from the spirit and scope of the present invention, the present invention may have various changes and improvements, and these changes and improvements all fall within the scope of the present invention to be protected.

Claims

1. A precision milling machine tool for processing corner pieces, comprising a base (1), characterized in that: A conveyor belt (2) is symmetrically fixed to one side of the base (1); a material moving block (3) for moving corner pieces is slidably provided on the base (1); and symmetrically distributed grinding racks (4) are slidably provided on the base (1); A third motor (42) is fixed on the grinding frame (4), and a transmission belt (43) is fixedly connected to the output end of the third motor (42). A conical shell (41) is fixed on one side of the grinding frame (4), and a tool rod (44) is rotatably arranged in the conical shell (41). A grinding head (45) for removing burrs from the side of the corner piece is fixed at one end of the tool rod (44), and a transmission wheel (46) is fixed at the other end. The transmission belt (43) is connected to the transmission wheel (46) for transmission. A cavity is arranged in the tool rod (44), and a moving rod (47) slides in the cavity of the tool rod (44).

2. A precision milling combined machine tool for processing corner pieces according to claim 1, characterized in that: The two conveyor belts (2) are respectively located on both sides of the grinding frame (4); a symmetrically distributed slideway (11) for mounting the grinding frame (4) is fixed on the base (1); a lead screw (12) is provided between the two slideways (11); a motor (1) is fixed on the base (1); an output end of the motor (1) is fixedly connected to the lead screw (12); guide rods (13) are fixedly provided on both sides of the lead screw (12); and the guide rods (13) are fixed to one side of the slideway (11).

3. A precision milling combined machine tool for processing corner pieces according to claim 2, characterized in that: A cylinder (14) for discharging corner pieces is fixed on the base (1). The cylinder (14) is arranged at one end of a conveyor belt (2) for discharging corner pieces. A limiting cylinder (21) for limiting the position of corner pieces is fixed at one end of the conveyor belt (2) close to the base (1). The limiting cylinder (21) is located at the top of the conveyor belt (2).

4. A precision milling combined machine tool for processing corner pieces according to claim 2, characterized in that: The material transfer block (3) is provided with a threaded hole (31), and guide holes (32) are provided on the material transfer block (3) and located on both sides of the threaded hole (31), the guide holes (32) are slidably connected to the guide rod (13), and the threaded hole (31) is threadedly connected to the lead screw (12), and a loading platform is fixedly provided on the material transfer block (3), and symmetrically distributed end plates (34) are fixed at both ends of the loading platform, a limiting plate (33) is fixed on one side of the loading platform, and a flip plate (35) for clamping corner pieces is rotatably provided at the other end; A second motor (36) is fixed on the material moving block (3), an output end of the second motor (36) is fixedly connected to a turning rod, and the turning plate (35) is fixedly connected to the turning rod.

5. The precision milling combined machine tool for processing corner pieces according to claim 1, characterized in that: A grinding head 2 (471) is fixed to one end of the moving rod (47), and a spring 1 is fixed to the other end. The grinding head 2 (471) is clamped in the grinding head 1 (45). The spring 1 is fixedly connected to the inner end wall of the cavity. A through groove (48) is provided on the knife rod (44). The through groove (48) is connected to the cavity. Push rods (49) are rotatably provided on both sides of the moving rod (47). The knife rod (44) is fixed with an arc frame (40), a motor four (400) is symmetrically fixed on the arc frame (40), the output end of the motor four (400) is fixedly connected with a lead screw two (401), a push block (402) is threadedly connected to the lead screw two (401), the push block (402) is slidably connected to the outer side of the knife rod (44), a slide groove (404) is provided on the push block (402), a spring two (405) is fixed to one end of the slide groove (404), and a round shaft (406) is slidably provided at the other end, and the round shaft (406) is connected to one end of the spring two (405); A bolt (403) for fixing the circular shaft (406) is fixedly provided on one side of the push block (402); the bolt (403) passes through the push block (402) and is fixedly connected to the circular shaft (406); and one end of the push rod (49) away from the moving rod (47) is fixedly connected to the circular shaft (406).

6. The precision milling combined machine tool for processing corner pieces according to claim 1, characterized in that: A stand (5) is fixed on the base (1), the stand (5) is arranged at one end of a conveyor belt (2) for feeding corner pieces, a second cylinder (52) is fixed on the stand (5), a push rod (53) is rotatably mounted on the output end of the second cylinder (52), a lifting frame (51) is rotatably mounted on the end of the push rod (53) away from the second cylinder (52), the lifting frame (51) is slidably mounted on the top of the stand (5), a moving plate (54) is fixed on the end of the lifting frame (51) away from the push rod (53), a second slide (55) is fixed on the moving plate (54), a first slide block (56) is slidably mounted on the second slide block (55), and symmetrically distributed limiting claws (57) are fixedly mounted below the first slide block (56).

7. A precision milling combined machine tool for processing corner pieces according to claim 6, characterized in that: A motor five (59) is fixedly arranged in the slider one (56), a mounting rod (58) is slidably arranged on the slider one (56) and below the motor five (59), springs three (582) are fixedly connected to both ends of the mounting rod (58), one end of the spring three (582) is fixedly connected to the outer side of the slider one (56), a transverse groove one (581) is arranged on the mounting rod (58), the transverse groove one (581) is perpendicularly arranged to the axis of the mounting rod (58), a driving rod one (592) is slidably arranged in the transverse groove one (581), and a swing arm one (591) is fixedly connected to the driving rod one (592).

8. The precision milling combined machine tool for processing corner pieces according to claim 7, characterized in that: One end of the swing arm 1 (591) away from the driving rod 1 (592) is fixedly connected to the output end of the motor 5 (59); a cylinder 3 (585) is fixedly provided on the mounting rod (58); the output end of the cylinder 3 (585) is fixedly connected to a limit block (586); the limit block (586) is connected to two limit claws (57); a motor 6 (584) is fixed on the mounting rod (58) and located on both sides of the limit block (586); the output end of the motor 6 (584) is fixedly connected to a grinding wheel (583) for grinding angle pieces.

9. The precision milling combined machine tool for processing corner pieces according to claim 1, characterized in that: A cutting frame (6) is fixed on the base (1), the cutting frame (6) is arranged on one side of a conveyor belt (2) for feeding corner pieces, a slide table 3 (61) is fixed on the cutting frame (6), a slide block 2 (62) is fixed on the slide table 3 (61), a slide table 4 (63) is fixed on the slide block 2 (62), the slide table 4 (63) is vertically arranged with the slide table 3 (61), a slide block 3 (64) is slidably arranged on the slide table 4 (63), a slide block 5 (65) is fixedly arranged on the slide block 3 (64), and a slide block 4 (651) is slidably arranged on the slide table 5 (65); The slider four (651) is rotatably connected to a pull rod (652), one end of the slider three (64) is fixed with an arc plate (66), the arc plate (66) is provided with an arc groove (661), a movable seat (67) is slidably provided on the arc groove (661), one side of the movable seat (67) is rotatably connected to the pull rod (652), a top plate (671) is fixed to the movable seat (67), one side of the top plate (671) is fixed with a cylinder four (672), the output end of the cylinder four (672) is fixed with a side frame (68), and one side of the side frame (68) is slidably provided with a positioning frame (673).

10. A precision milling combined machine tool for processing corner pieces according to claim 9, characterized in that: The positioning frame (673) is slidably connected to the output end of the cylinder four (672); a spring four (674) is fixedly connected to the side of the positioning frame (673) away from the side frame (68); one end of the spring four (674) is fixedly connected to the side of the top plate (671); when the positioning frame (673) contacts the inner wall of the notch on the corner piece, symmetrically distributed guide posts (681) are fixed to the side frame (68); both ends of each guide post (681) are sleeved with a spring five (683); one end of the spring five (683) is fixedly connected to the side frame (68), and the other end is fixedly connected to the knife seat (682); Both sides of the tool holder (682) are connected to the spring five (683), a driving motor (684) is fixed on one side of the tool holder (682), and a second transverse groove (686) is provided on the other side, a cutting tool (685) is fixedly connected to the output end of the driving motor (684), a driving rod two (692) slides in the second transverse groove (686), a swing arm two (691) is fixed on the driving rod two (692), a motor seven (69) is fixed in the side frame (68), and the output end of the motor seven (69) is connected to the end of the second swing arm (691).

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