Intelligent material carrying and feeding equipment for vertical machining center

Abstract

The utility model discloses a vertical machining center intelligent material carrying and feeding device which comprises a base and a feeding track installed on the base, a moving table is arranged on the base, two material tables are arranged on the moving table, the feeding track is located above the moving table, and the moving direction of the material tables is perpendicular to the feeding direction of the feeding track. The intelligent material carrying and feeding equipment for the vertical machining center is used for feeding large disc-shaped workpieces before the workpieces are machined on a vertical machine tool, one end of the feeding rail extends to a workpiece mounting base of the vertical machine tool, the other end of the feeding rail extends to the workpiece mounting base of the vertical machine tool, the other end of the feeding rail extends to the workpiece mounting base of the vertical machine tool, and the other end of the feeding rail extends to the workpiece mounting base of the vertical machine tool. Workpieces are clamped from the material tables through the feeding chucks to be conveyed to the workpiece mounting bases, automatic carrying and feeding of the workpieces are achieved, feeding is convenient, the two material tables facilitate feeding of the workpieces and discharging of the machined workpieces, and continuous feeding and discharging of the workpieces are achieved.

Description

Technical Field

[0001] The utility model relates to the technical field of machining auxiliary settings, in particular to intelligent material handling and loading equipment for a vertical machining center. Background Art

[0002] A vertical machining center (VMC) is a highly automated, multifunctional CNC machine tool with a spindle axis positioned perpendicular to the worktable. This type of machining center is widely used in the manufacturing industry, particularly for machining complex parts such as plates, discs, molds, and small housings. Machining large, disc-shaped workpieces in a VMC requires loading and unloading using pre-installed lifting equipment in the workshop. This loading process also requires the cooperation of production personnel to accurately place the workpiece on the VMC's workpiece mounting base, making the workpiece loading process time-consuming and labor-intensive. Utility Model Content

[0003] In order to solve the problem of inconvenience in loading large disc-shaped workpieces in vertical machining centers in the prior art, the utility model proposes an intelligent material handling and loading equipment for a vertical machining center, which is used for handling and loading large disc-shaped workpieces.

[0004] In order to achieve the above purpose, the present invention adopts the following technical solutions:

[0005] This intelligent material handling and loading device for a vertical machining center includes a base and a feed track mounted on the base. A movable platform is mounted on the base, and two material tables are mounted on the movable platform, one for placing loading and the other for unloading workpieces. The feed track is located above the movable platform, and the material table moves perpendicular to the feeding direction of the feed track.

[0006] The feed track is fixedly connected to a crossbeam, which is slidably connected vertically to a vertical column. A matching feed slider is mounted on the feed track. A feed chuck for clamping the workpiece is located at the bottom of the slider. A feed cylinder with a vertical axis is located between the chuck and the slider. The feed track is equipped with a drive element for moving the feed slider along the feed track. One end of the feed track extends above the workpiece mounting seat of the vertical machine tool to transfer the workpiece to the mounting seat. A visual camera is mounted on the feed chuck for workpiece positioning.

[0007] Preferably, the driving member includes a feed screw and a movable nut, the feed screw is rotationally connected to the feed track, the feed track and the feed screw have the same extension direction, the movable nut is threadedly connected to the feed screw, and the movable nut is fixedly connected to the feed slider.

[0008] Preferably, the material platform includes a first material platform and a second material platform, wherein the first material platform is connected to the movable platform via a vertically arranged first lifting cylinder, and the second material platform is connected to the movable platform via a vertically arranged second lifting cylinder. The movable platform is connected to the base in a horizontal sliding direction, and the movable platform is connected to the base via a horizontally arranged displacement cylinder.

[0009] Preferably, an adjustment cylinder is provided between the crossbeam and the base, and the axial direction of the adjustment cylinder is parallel to the column.

[0010] Preferably, a plurality of blocks and a plurality of slide grooves are provided on the feeding chuck, the number of blocks is the same as the number of slide grooves, each block is located inside the corresponding slide groove, and the plurality of blocks and slide grooves are evenly distributed on the bottom of the feeding chuck, and the extension direction of the slide groove points to the center of the feeding chuck, and the plurality of blocks are connected to the feeding chuck through corresponding clamping cylinders respectively.

[0011] The beneficial effects of the utility model are:

[0012] 1. This vertical machining center intelligent material handling and loading equipment is used for loading large disc-shaped workpieces before processing on vertical machine tools. One end of the feeding track extends to the workpiece mounting seat of the vertical machine tool. The workpiece is clamped from the material table to the workpiece mounting seat through the feeding chuck, realizing automatic handling and loading of the workpiece, and loading is convenient.

[0013] 2. The material table of the intelligent material handling and loading equipment of this vertical machining center can be adjusted in height in the vertical direction, which is convenient for the feeding chuck to clamp and put down the workpiece. The two material tables are convenient for loading and unloading after processing, realizing continuous loading and unloading of workpieces. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 This is a structural diagram of the intelligent material handling and loading equipment of this vertical machining center when loading (side view);

[0015] Figure 2 This is a schematic diagram of the front structure of the intelligent material handling and loading equipment of this vertical machining center;

[0016] Figure 3 This is a structural diagram of the intelligent material handling and loading equipment on the side of this vertical machining center at point A;

[0017] Figure 4 This is a schematic diagram of the structure of the intelligent material handling and loading equipment of this vertical machining center from a bird's-eye view;

[0018] Figure 5 This is a structural diagram of the bottom surface of the feeding chuck of the intelligent material handling and loading equipment of this vertical machining center.

[0019] In the figure: 1. Base; 2. Moving table; 3. Counterweight box; 4. Workpiece; 5. Column; 6. Crossbeam; 7. Feed rail; 8. Feed chuck; 9. Feed screw; 10. Moving nut; 11. Feed cylinder; 12. Vision camera; 13. Workpiece mounting base; 14. Processing head; 15. Vertical machine tool;

[0020] 21. First material platform; 22. Second material platform; 23. First lifting cylinder; 24. Second lifting cylinder; 25. Displacement cylinder; 61. Adjustment cylinder; 71. Feeding slide; 81. Block; 82. Slide; 83. Clamping cylinder. DETAILED DESCRIPTION

[0021] The technical solutions in the embodiments of the present invention will be described clearly and completely below in conjunction with the drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, rather than all the embodiments.

[0022] Reference Figure 1 、 Figure 2 and Figure 4 The intelligent material handling and loading equipment of the vertical machining center in this embodiment includes a base 1 and a feeding track 7 installed on the base 1. The base 1 is provided with universal wheels for moving the base 1, and the feeding track 7 is used for feeding the workpiece.

[0023] Specifically, a column 5 and a crossbeam 6 are provided on the base 1. The column 5 is fixedly connected to the base 1 and arranged vertically. The crossbeam 6 is slidably connected to the column 5 in the vertical direction. A feed track 7 is fixedly connected to the crossbeam 6 and is arranged perpendicular to the crossbeam 6 and the column 5. An adjustment cylinder 61 is provided between the crossbeam 6 and the base 1. The axial direction of the adjustment cylinder 61 is arranged parallel to the column 5. The adjustment cylinder 61 is used to adjust the height of the crossbeam 6 and the feed track 7 so that the feed track 7 can be located between the workpiece mounting base 13 and the processing head 14 of the vertical machine tool, facilitating the feeding of the feed track 7.

[0024] refer to Figure 1 A matching feeding slider 71 is set on the above-mentioned feeding track 7, and a feeding chuck 8 for clamping the workpiece is set at the bottom of the feeding slider 71. A feeding cylinder 11 is set between the feeding chuck 8 and the feeding slider 71, and the axis of the feeding cylinder 11 is set vertically. The feeding cylinder 11 is used to drive the feeding chuck 8 to move in the vertical direction.

[0025] A driving member for driving the feed slider 71 to move along the feed track 7 is provided at the top of the feed track 7. The driving member includes a feed screw 9 and a moving nut 10. The feed screw 9 is rotatably connected to the feed track 7. The feed track 7 and the feed screw 9 extend in the same direction. The moving nut 10 is threadedly connected to the feed screw 9 and fixedly connected to the feed slider 71. The feed track 7 is provided with a feeding motor that drives the feed screw 9 to rotate. The feeding motor can drive the feed screw 9 to rotate, causing the moving nut 10, the feed slider 71 and the feed chuck 8 to move.

[0026] refer to Figure 3 and Figure 5 The feed chuck 8 is provided with a plurality of blocks 81 and a plurality of chutes 82. The number of blocks 81 and chutes 82 is the same, and each block 81 is located within a corresponding chute 82. The blocks 81 and chutes 82 are evenly distributed around the bottom of the feed chuck 8. The chutes 82 extend toward the center of the feed chuck 8. The blocks 81 are connected to the feed chuck 8 via corresponding clamping cylinders 83. The clamping cylinders 83 are used to push the blocks 81, and the blocks 81 are used to clamp the workpiece 4 together.

[0027] A movable platform 2 is mounted on the base 1 and is connected to the base 1 for horizontal sliding movement. The movable platform 2 is connected to the base 1 via a horizontally mounted displacement cylinder 25, which is used to drive the movable platform 2 to move. The movable platform 2 is located below the feed track 7, and its movement direction is perpendicular to the feeding direction of the feed track 7.

[0028] The movable table 2 is equipped with two material tables: a first material table 21 and a second material table 22. The first material table 21 is used to place unloaded workpieces, while the second material table 22 is used to place loaded workpieces. The feed chuck 8 on the feed track 7 can clamp the workpiece 4 from the second material table 22 for loading. After the workpiece 4 is processed, the feed chuck 8 unloads the processed workpiece 4 and delivers it to the first material table 21.

[0029] The first material table 21 is connected to the movable table 2 via a vertically arranged first lifting cylinder 23, and the second material table 22 is connected to the movable table 2 via a vertically arranged second lifting cylinder 24. The first material table 21 and the second material table 22 can be moved in the vertical direction and adjusted in height to facilitate the clamping and unloading of materials by the feeding chuck 8.

[0030] A visual camera 12 for workpiece positioning is provided at one end of the feed chuck 8 . The visual camera 12 is used to identify the center position of the workpiece mounting seat 13 on the vertical machine tool 15 .

[0031] A counterweight box 3 is also provided on the base 1 , and the counterweight box 3 is used to place a counterweight body, thereby increasing the weight of the base 1 and improving the stability of the base 1 so that the base 1 can withstand the movement of a large-mass workpiece 4 .

[0032] The working process of this type of intelligent material handling and loading equipment for machining centers includes the following steps:

[0033] Step 1: Reference Figure 1 , move the base 1 and adjust the height of the feed track 7 so that one end of the feed track 7 extends between the workpiece mounting seat 13 and the processing head 14 of the vertical machine tool 15;

[0034] Step 2: The displacement cylinder 25 drives the movable table 2 to move so that the second material table 22 is directly below the feeding track 7. The feeding motor can drive the feeding screw 9 to rotate, so that the feeding chuck 8 moves to the top of the second material table 22. The feeding cylinder 11 moves downward, and the feeding chuck 8 clamps the workpiece 4 on the second material table 22;

[0035] Step 3: The feed chuck 8 moves along the feed track 7 with the workpiece 4. The visual camera 12 identifies the center position of the workpiece mounting seat 13, so that the feed chuck 8 and the workpiece stop above the center position of the workpiece mounting seat 13. The feeding cylinder 11 moves downward, and the feed chuck 8 releases the workpiece 4, so that the workpiece 4 is located at the center position of the workpiece mounting seat 13, completing the loading of the workpiece 4.

[0036] Step 4: Move the base 1 so that the feed track 7 leaves the vertical machine tool 15;

[0037] Step 5: After the workpiece 4 is processed, the base 1 is moved so that the feed track 7 moves between the workpiece mounting seat 13 and the processing head 14 of the vertical machine tool 15. The feed chuck 8 clamps the workpiece 4 on the workpiece mounting seat 13 and takes the workpiece 4 away from the workpiece mounting seat 13.

[0038] Step 6: The displacement cylinder 25 drives the movable table 2 to move so that the first material table 21 is directly below the feed track 7. The feed chuck 8 moves to the top of the first material table 21. The feed cylinder 11 moves downward, and the feed chuck 8 releases the workpiece 4, completing the unloading of the workpiece 4. Repeat step 2 to carry out the handling and loading of the next workpiece.

[0039] The above are only preferred specific implementation methods of the present invention, but the protection scope of the present invention is not limited to them. Any technician familiar with the technical field can make equivalent replacements or changes based on the technical solution and utility model concept of the present invention within the technical scope disclosed by the present invention, and they should be covered by the protection scope of the present invention.

Claims

1. An intelligent material handling and loading device for a vertical machining center, comprising a base (1) and a feeding track (7) mounted on the base (1), characterized in that: A movable platform (2) is provided on the base (1), and two material platforms for placing loading workpieces and unloading workpieces are provided on the movable platform (2), respectively. The feeding track (7) is located above the movable platform (2), and the moving direction of the material platform is perpendicular to the feeding direction of the feeding track (7); The feeding track (7) is fixedly connected to the crossbeam (6), and the crossbeam (6) is slidably connected to the vertically arranged column (5) in the vertical direction. A matching feeding slider (71) is provided on the feeding track (7), and a feeding chuck (8) for clamping a workpiece is provided at the bottom of the feeding slider (71). A feeding cylinder (11) with a vertical axis is provided between the feeding chuck (8) and the feeding slider (71), and a driving member for driving the feeding slider (71) to move along the feeding track (7); One end of the feeding track (7) extends to above the workpiece mounting seat (13) of the vertical machine tool (15) to realize the transfer of the workpiece to the workpiece mounting seat (13), and a visual camera (12) for positioning the workpiece is provided on the feeding chuck (8).

2. The intelligent material handling and loading equipment for vertical machining center according to claim 1 is characterized in that: The driving member includes a feeding screw (9) and a movable nut (10), wherein the feeding screw (9) is rotatably connected to the feeding track (7), the feeding track (7) and the feeding screw (9) extend in the same direction, the movable nut (10) is threadedly connected to the feeding screw (9), and the movable nut (10) is fixedly connected to the feeding slider (71).

3. The intelligent material handling and loading equipment for vertical machining center according to claim 2, characterized in that: The material platform comprises a first material platform (21) and a second material platform (22), wherein the first material platform (21) is connected to the movable platform (2) via a vertically arranged first lifting cylinder (23), and the second material platform (22) is connected to the movable platform (2) via a vertically arranged second lifting cylinder (24).

4. The intelligent material handling and loading equipment for a vertical machining center according to claim 3 is characterized in that: The movable platform (2) is connected to the base (1) in a sliding manner in the horizontal direction, and the movable platform (2) is connected to the base (1) via a horizontally arranged displacement cylinder (25).

5. The intelligent material handling and loading equipment for vertical machining center according to claim 2, characterized in that: An adjustment cylinder (61) is provided between the crossbeam (6) and the base (1), and the axial direction of the adjustment cylinder (61) is provided parallel to the column (5).

6. The intelligent material handling and loading equipment for vertical machining center according to claim 2, characterized in that: The feeding chuck (8) is provided with a plurality of blocks (81) and a plurality of slide grooves (82), the number of the blocks (81) and the slide grooves (82) being the same, each of the blocks (81) being located inside the corresponding slide groove (82), the plurality of blocks (81) and the slide grooves (82) being evenly distributed around the bottom of the feeding chuck (8), the extension direction of the slide groove (82) pointing to the center of the feeding chuck (8), and the plurality of blocks (81) being connected to the feeding chuck (8) respectively through corresponding clamping cylinders (83).

Images