Vertical numerical control boring and milling machine

Abstract

The utility model discloses a vertical numerical control boring and milling machine which comprises a base, and an operation table is arranged on the base. Symmetrical mounting bases are movably arranged on the base, stand columns are arranged on the mounting bases, and the upper ends of the stand columns are jointly connected with a top plate. Mounting seats II are arranged on the opposite side surfaces of the upright posts; longitudinal moving assemblies are arranged between the mounting seats II and the upright posts; hollow cylinders are arranged on the opposite side faces of the second mounting base, and cross rods are slidably arranged in the opposite ends of the hollow cylinders. A mounting seat III is arranged below the cross rod, and the lower end of the mounting seat III is connected with an operating knife; and a flexible mounting structure is arranged between the mounting seat III and the cross rod. The operation end is flexibly connected through the flexible pad, hard friction of the operation end can be reduced on the premise that normal operation can be achieved, and the operation end is not prone to rusting and generating noise after being used for a long time.

Description

Technical Field

[0001] The utility model relates to the technical field of numerically controlled boring and milling machines, in particular to a vertical numerically controlled boring and milling machine. Background Art

[0002] CNC boring and milling machine is a combined milling machine that can be used for large-surface milling of castings, steel parts and non-ferrous metal parts. The main body of the vertical CNC milling machine is mainly composed of base, column, saddle, worktable, spindle box and other parts. The five major parts of the main body are all made of high-strength high-quality castings and resin sand molding, with stable organization, ensuring good rigidity and precision retention of the whole machine.

[0003] In the prior art, since the vertical CNC boring and milling machine is provided with multiple drive structures and metal connection structures, the metal connection parts are prone to rust due to friction after long-term use, which not only reduces the overall service life, but also generates noise, increases the difficulty of maintenance, and has room for use. Utility Model Content

[0004] The utility model aims to solve the technical problems existing in the above-mentioned prior art and provides a vertical CNC boring and milling machine.

[0005] In order to solve the above technical problems, the technical solution provided by the utility model is as follows: a vertical CNC boring and milling machine, comprising a base, on which an operating table is provided; a symmetrical mounting seat is movably provided on the base, on which columns are provided, and a top plate is commonly connected at the upper ends of the columns; mounting seats 2 are provided on the opposite sides of the columns, and a longitudinal moving component is provided between the mounting seats 2 and the columns; hollow cylinders are provided on the opposite sides of the mounting seats 2, and a cross bar is slidably provided in the opposite ends of the hollow cylinders; a mounting seat 3 is provided under the cross bar, and an operating knife is connected at the lower end of the mounting seat 3; a flexible mounting structure is provided between the mounting seat 3 and the cross bar, and the flexible mounting structure includes a U-shaped connecting frame provided under the cross bar, an I-shaped connecting frame 2 is welded under the connecting frame, a U-shaped flexible pad is provided under the connecting frame 2, and the mounting seat 3 is located outside the flexible pad; the front and rear ends of the cross bar and the connecting frame are provided with corresponding assembly holes 1; the connecting frame 2, the flexible pad, and the mounting seat 3 are provided with corresponding assembly holes 2 on both sides.

[0006] As an improvement, a slider is provided under the mounting seat, a sliding groove is provided at the middle end of the base that can be slidably connected to the slider, several mounting holes are provided on the front and rear sides of the sliding groove and near both ends, and mounting holes corresponding to the mounting holes are provided on the slider and near the front and rear ends.

[0007] As an improvement, the longitudinal moving assembly includes grooves on the opposite sides of the column, a motor is provided at the upper end of the groove, a threaded rod is provided at the output end of the motor, a nut block is threadedly connected to the outer side of the threaded rod, and the opposite end of the nut block extends out of the groove and is connected to the mounting seat.

[0008] As an improvement, the front and rear ends of the nut block are both provided with limiting sliding blocks, and the front and rear ends of the groove are both provided with limiting sliding grooves that can be slidably connected to the limiting sliding blocks.

[0009] As an improvement, locking bolts are provided on the upper and lower sides of the opposite ends of the hollow cylinder, and the locking bolts extend into the hollow cylinder and contact the cross bar.

[0010] As an improvement, mounting bolts are provided between the first assembly holes and between the second assembly holes.

[0011] Compared with the prior art, the utility model has the following advantages: the operating end is flexibly connected through the flexible pad, which can reduce the hard friction of the operating end under the premise of normal operation, and is not easy to rust and generate noise after long-term use;

[0012] The structure is simple, the degree of integration is high, it is easy to adjust both horizontally and vertically, and it is highly practical. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] Figure 1 It is a structural schematic diagram of the utility model.

[0014] Figure 2 It is a schematic diagram of the structure of the base and the mounting seat of the utility model.

[0015] Figure 3 It is a structural schematic diagram of a column and a nut block of the utility model.

[0016] Figure 4 It is a schematic diagram of the flexible connection structure of the utility model.

[0017] Figure 5 It is an exploded view of the flexible connection structure of the utility model.

[0018] As shown in the figure: 1. Base, 2. Mounting seat, 3. Slider, 4. Slide, 5. Mounting hole, 6. Operating table, 7. Column, 8. Top plate, 9. Mounting seat 2, 10. Groove, 11. Threaded rod, 12. Nut block, 13. Hollow cylinder, 14. Cross bar, 15. Mounting seat 3, 16. Connecting frame, 17. Connecting frame 2, 18. Flexible pad, 19. Assembly hole 1, 20. Assembly hole 2. DETAILED DESCRIPTION

[0019] The utility model is further described in detail below in conjunction with the accompanying drawings.

[0020] Embodiment 1, in combination with the attached Figure 1 A vertical CNC boring and milling machine comprises a base 1, on which an operating table 6 is provided for placing or moving a workpiece; a symmetrical mounting seat 2 is movably provided on the base 1, and a slider 3 is provided under the mounting seat 2; a slide groove 4 which can be slidably connected with the slider 3 is provided on the middle end of the upper part of the base 1, and a plurality of mounting holes 5 are provided on the front and rear sides of the slide groove 4 and near both ends; a mounting hole 2 corresponding to the mounting hole 5 is provided on the slider 3 and near the front and rear ends, so that the positions of the two mounting seats 2 can be adjusted; columns 7 are provided on the mounting seats 2, and a top plate 8 is connected to the upper ends of the columns 7.

[0021] Combined with Figure 1 , 2 3. Mounting seats 9 are provided on the opposite sides of the column 7, and a longitudinal moving assembly is provided between the mounting seats 9 and the column 7; the longitudinal moving assembly includes grooves 10 provided on the opposite sides of the column 7, a motor is provided at the upper end of the grooves 10, a threaded rod 11 is provided at the output end of the motor, a nut block 12 is threadedly connected to the outer side of the threaded rod 11, and the opposite end of the nut block 12 extends out of the groove 10 and is connected to the mounting seat 9; limiting sliders are provided at the front and rear ends of the nut block 12, and limiting grooves that can be slidably connected to the limiting sliders are provided at the front and rear ends of the grooves 10, and the limiting sliders and limiting grooves can limit the nut block 12 to prevent it from rotating with the threaded rod 11.

[0022] Combined with Figure 1 , a hollow cylinder 13 is provided on the opposite side of the mounting seat 2 9, a cross bar 14 is slidably provided in the opposite end of the hollow cylinder 13, and locking bolts are provided on the upper and lower sides of the opposite end of the hollow cylinder 13, and the locking bolts extend into the hollow cylinder 13 and contact with the cross bar 14, so as to adjust the exposed area of ​​the cross bar 14 and the lateral position of the operating end under the mounting seat 3 15; a mounting seat 3 15 is provided under the cross bar 14, and an operating knife is connected to the lower end of the mounting seat 3 15.

[0023] Combined with Figure 4 , 5 A flexible mounting structure is provided between the mounting seat three 15 and the cross bar 14, and the flexible mounting structure includes a U-shaped connecting frame 16 provided under the cross bar 14, an I-shaped connecting frame two 17 is welded under the connecting frame 16, a U-shaped flexible pad 18 is provided under the connecting frame two 17, and the mounting seat three 15 is located on the outside of the flexible pad 18; the cross bar 14 and the connecting frame 16 are provided with corresponding assembly holes one 19 at the front and rear ends; the connecting frame two 17, the flexible pad 18 and the mounting seat three 15 are provided with corresponding assembly holes two 20 on both sides, and mounting bolts are connected between the assembly holes one 19 and between the assembly holes two 20.

[0024] The working principle of the utility model is as follows: the motor drives the threaded rod 11 to rotate, and the nut block 12 can drive the hollow cylinder 13, the cross bar 14 and the operating end at the lower end to move up and down for adjustment; the lateral position of the operating end can be adjusted by adjusting the relative distance between the mounting seats 2 and the relative distance between the cross bar 14 and the hollow cylinder 13; during operation, due to the setting of the flexible pad 18, the mounting plate 3 15 for mounting the operating end and the cross bar 14 are prevented from hard contact, so that it is not easy to rust and generate noise due to metal friction after long-term use.

[0025] The above description of the utility model and its implementation methods is not restrictive. The drawings show only one implementation method of the utility model, and the actual structure is not limited thereto. In short, if ordinary technicians in this field are inspired by it and design structural methods and embodiments similar to the technical solution without creativity without departing from the purpose of the invention of the utility model, they should all fall within the protection scope of the utility model.

Claims

1. A vertical CNC boring and milling machine, characterized in that: The invention comprises a base (1), wherein an operating table (6) is provided on the base (1); a symmetrical mounting seat (2) is movably provided on the base (1), wherein a column (7) is provided on the mounting seat (2), and the upper ends of the columns (7) are connected to a top plate (8); a second mounting seat (9) is provided on the opposite side of the columns (7), and a longitudinal moving component is provided between the second mounting seat (9) and the columns (7); a hollow cylinder (13) is provided on the opposite side of the mounting seat (9), and a cross bar (14) is slidably provided inside the opposite end of the hollow cylinder (13); a third mounting seat (15) is provided below the cross bar (14), and the lower end of the third mounting seat (15) is connected to the bottom of the cross bar (14). An operating knife is connected; a flexible mounting structure is provided between the mounting seat three (15) and the cross bar (14), the flexible mounting structure comprising a U-shaped connecting frame (16) provided below the cross bar (14), an I-shaped connecting frame two (17) welded below the connecting frame (16), a U-shaped flexible pad (18) is provided below the connecting frame two (17), and the mounting seat three (15) is located outside the flexible pad (18); the front and rear ends of the cross bar (14) and the connecting frame (16) are both provided with corresponding assembly holes one (19); the two sides of the connecting frame two (17), the flexible pad (18) and the mounting seat three (15) are both provided with corresponding assembly holes two (20).

2. A vertical CNC boring and milling machine according to claim 1, characterized in that: A slider (3) is provided below the mounting seat (2); a slide groove (4) capable of being slidably connected to the slider (3) is provided at the middle end of the upper side of the base (1); a plurality of mounting holes (5) are provided on the front and rear sides of the slide groove (4) and near both ends; and a second mounting hole corresponding to the mounting hole (5) is provided on the slider (3) and near the front and rear ends.

3. A vertical CNC boring and milling machine according to claim 1, characterized in that: The longitudinal moving assembly comprises grooves (10) provided on opposite sides of the column (7), a motor is provided at the upper end of the groove (10), a threaded rod (11) is provided at the output end of the motor, a nut block (12) is threadedly connected to the outer side of the threaded rod (11), and the opposite end of the nut block (12) extends out of the groove (10) and is connected to the second mounting seat (9).

4. A vertical CNC boring and milling machine according to claim 3, characterized in that: The front and rear ends of the nut block (12) are both provided with limiting sliding blocks, and the front and rear ends of the groove (10) are both provided with limiting sliding grooves that can be slidably connected to the limiting sliding blocks.

5. A vertical CNC boring and milling machine according to claim 1, characterized in that: The upper and lower sides of the opposite ends of the hollow cylinder (13) are provided with locking bolts, and the locking bolts extend into the hollow cylinder (13) and contact the cross bar (14).

6. A vertical CNC boring and milling machine according to claim 1, characterized in that: Mounting bolts are provided between the first assembly hole (19) and the second assembly hole (20).

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