Numerical control gantry milling and welding composite machine tool

Abstract

The invention relates to the technical field of machine tools, in particular to a numerical control gantry milling and welding composite machine tool which comprises a machine tool body, a workbench, a first clamping assembly and a second clamping assembly. A workbench is arranged at one end of the lathe bed, stand columns are arranged on the left side and the right side of the workbench, and a first clamping assembly and a second clamping assembly are arranged on the workbench. The first clamping assembly and the second clamping assembly are arranged on the working table at the connecting end of the numerical control gantry milling and welding composite machine tool, so that a workpiece subjected to milling and friction welding can be clamped through the first clamping assembly and the second clamping assembly; in the using process, workpieces of normal specifications can be clamped and machined through the second clamping assembly, if arc-shaped workpieces need to be machined, the first clamping assembly can be taken down from the clamping plate, the second clamping assembly can be used, and the workpieces of different specifications can be machined on one machine; the use condition of the numerical control gantry milling and welding composite machine tool can be improved, and actual use requirements are met.

Description

Technical Field

[0001] The invention relates to the technical field of machine tools, in particular to a CNC gantry milling and welding compound machine tool. Background Art

[0002] CNC gantry milling machine is a machine tool that uses a computer control system to cut workpieces through rotating tools. CNC gantry milling machine has the structural characteristics of gantry machine tools, with a wide processing space and a high-strength body, which can meet the processing needs of large workpieces; CNC gantry milling machine integrates precision machinery, electronics, electronic drag, automatic control, automatic detection, fault diagnosis and other technologies. It has the advantages of high efficiency, high precision and high automation. CNC gantry milling machine has broad application prospects and is an indispensable important process processing equipment in energy, aerospace, shipbuilding, military industry, automobile, engineering machinery, heavy machinery and other industries.

[0003] The above-mentioned scheme and the prior art are used for CNC gantry milling and welding compound machine tools. When performing milling and friction welding, the workpieces for milling and friction welding are mostly placed directly on the work table. The lack of a clamping device in the processing method will lead to inaccurate processing position of the workpiece, affecting the processing time. In addition, it is difficult to clamp the arc-shaped workpiece when processing. The clamped workpiece may become loose, thereby affecting the processing of the CNC gantry milling and welding compound machine tool, and cannot meet actual use requirements. Summary of the invention

[0004] The purpose of the present invention is to provide a CNC gantry milling and welding compound machine tool to solve the problems raised in the above background technology.

[0005] To achieve the above object, the present invention provides the following technical solutions: a CNC gantry milling and welding compound machine tool, comprising a bed, a workbench, a clamping assembly 1 and a clamping assembly 2; A workbench is arranged at one end of the bed, and columns are arranged on the left and right sides of the workbench, and a crossbeam is arranged on the end face of the column, and a friction welding spindle and a power transmission system are arranged on the left side of the crossbeam, and a gantry milling machine spindle and a power transmission system are arranged on the right side of the crossbeam; The workbench is provided with a clamping component 1 and a clamping component 2.

[0006] Preferably, the clamping assembly includes a limiting slide groove, a limiting slider, a sliding hole, and a guide rod; the limiting slide groove is equidistantly and symmetrically fixed on the end surface of the workbench, and a limiting slider is slidingly connected in the limiting slide groove, and the limiting slider is provided with a sliding hole, and the sliding hole is sleeved on the guide rod, and the guide rod is arranged in the limiting slide groove.

[0007] Preferably, the upper end surface of the limit slider is fixedly connected to the clamping block, and a fixed seat is provided on the side of the clamping block close to the column, and the fixed seat is equidistantly and symmetrically fixed on the end surface of the workbench, and a movable rod is provided on the side of the fixed seat close to the column, and the other end of the movable rod passes through the fixed seat and is connected to the clamping block, and an electric push rod is provided below the movable rod on the side of the fixed seat close to the column, and the output end of the electric push rod passes through the fixed seat and is connected to the clamping block.

[0008] Preferably, a threaded rod is provided on the upper end surface of the clamping block, and the threaded rod passes through the clamping block, and the threaded rod and the clamping block are threadedly connected in a matching manner, and a steering handle is fixedly provided on the upper end of the threaded rod, and a pressure block is fixedly provided on the lower end surface of the threaded rod, and a rubber pad is provided on the end surface of the pressure block.

[0009] Preferably, a slide groove is fixedly provided on one side of the clamping block, and the slide groove passes through the clamping block, and a slider is slidably connected to the slide groove.

[0010] Preferably, a connecting plate is fixedly connected to one end of the sliding block away from the sliding groove, and the connecting plate is connected to the clamping block through bolts, and fixing rods are equidistantly connected to the connecting plate, and movable grooves are provided in the fixing rods.

[0011] Preferably, a movable block is movably connected in the movable groove, and a movable rod is connected to one end of the movable block, and a limit block is connected to the other end of the movable block, and the limit block is connected to the movable groove through a set spring, and a rubber protrusion is connected to the end of the movable rod.

[0012] Preferably, the second clamping component includes a connecting plate and rubber protrusions; the connecting plate is arranged at the end of the slider away from the slide groove, and the connecting plate is connected to the clamping block through set bolts, and a plurality of groups of rubber protrusions are fixedly arranged at equal intervals on the end surface of the connecting plate.

[0013] Compared with the prior art, the present invention has the following beneficial effects: By arranging clamping component one and clamping component two on the connecting end workbench of the CNC gantry milling and welding compound machine tool, the workpieces for milling and friction welding can be clamped by the clamping component one and clamping component two. During use, the clamping component two can be used to clamp and process the workpieces of normal specifications. If it is necessary to process the arc workpiece, the clamping component one can be removed from the clamping plate and the clamping component two can be used. Therefore, workpieces of different specifications can be processed on one machine, which can improve the use of the CNC gantry milling and welding compound machine tool and meet the actual use needs. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 To invent a structural schematic diagram of a CNC gantry milling and welding compound machine tool; Figure 2 A schematic diagram of the structure of a clamping assembly on the workbench of the invention; Figure 3 A schematic diagram of the structure of a clamping assembly on a workbench of the invention from one side; Figure 4 This is a schematic diagram of the structure of the clamping assembly 1 and the fixing seat of the invention; Figure 5 A schematic diagram of the structure of the clamping assembly of the invention; Figure 6 It is a cross-sectional structural schematic diagram of the clamping assembly of the invention; Figure 7 It is a structural schematic diagram of the second clamping component on the workbench of the invention; Figure 8 It is a schematic diagram of the structure of the clamping assembly on the workbench of the invention from the side; Fig. 9 This is a schematic diagram of the structure of the second clamping assembly of the invention.

[0015] In the figure: bed 1, workbench 2, column 3, beam 4, friction welding spindle and power transmission system 5, gantry milling machine spindle and power transmission system 6, limit slide 7, limit slider 8, slide hole 9, guide rod 10, fixed seat 11, movable rod 12, electric push rod 13, clamping block 14, threaded rod 15, steering handle 16, pressure block 17, rubber pad 18, slide 19, slider 20, bolt 21, connecting plate 22, fixed rod 23, movable groove 24, movable rod 25, movable block 26, limit block 27, spring 28, rubber convex particle 29. DETAILED DESCRIPTION

[0016] In order to make the purpose and technical solution of the present invention clearly and completely described, and the advantages more clearly understood, the embodiments of the present invention are further described in detail with reference to the accompanying drawings. It should be understood that the specific embodiments described herein are part of the embodiments of the present invention, rather than all of the embodiments, and are only used to explain the embodiments of the present invention, and are not used to limit 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.

[0017] See also Figures 1 to 9 A CNC gantry milling and welding compound machine tool, Embodiment 1: A CNC gantry milling and welding compound machine tool, comprising a bed 1, a workbench 2, a clamping assembly 1 and a clamping assembly 2; A workbench 2 is provided at one end of the bed 1, and the workbench 2 is used to provide a processing platform for the workpiece to be processed. The workbench 2 is used to place a clamping component 1 and a clamping component 2. The clamping component 1 can be used to position and clamp a workpiece with an arc, and the clamping component 2 can be used to position and clamp a workpiece of normal specifications and sizes, which is convenient for later processing. Columns 3 are provided on the left and right sides of the workbench 2, and the columns 3 are used to place a crossbeam 4. The end face of the column 3 is provided with the crossbeam 4, and a friction welding spindle and a power transmission system 5 are provided on the left side of the crossbeam 4, and a gantry milling machine spindle and a power transmission system 6 are provided on the right side of the crossbeam 4; The workbench 2 is provided with a clamping assembly 1 and a clamping assembly 2.

[0018] Embodiment 2: On the basis of embodiment 1, the clamping component 1 includes a limiting slide groove 7, a limiting slider 8, a sliding hole 9, and a guide rod 10; the limiting slide groove 7 is equidistantly and symmetrically fixed on the end face of the workbench 2, the limiting slide groove 7 is used to place the limiting slider 8, the limiting slider 8 slides in the limiting slide groove 7, and the limiting slider 8 is slidingly connected in the limiting slide groove 7, and the limiting slider 8 is provided with a sliding hole 9, and the sliding hole 9 is sleeved on the guide rod 10, the sliding hole 9 is adaptively connected to the guide rod 10, and the guide rod 10 is provided in the limiting slide groove 7, and the guide rod 10 is used to limit the sliding direction of the limiting slider 8.

[0019] The upper end surface of the limit slider 8 is fixedly connected to the clamping block 14. The limit slider 8 can drive the clamping block 14 to move, and a fixed seat 11 is provided on the side of the clamping block 14 close to the column 3. The fixed seat 11 is used to connect the movable rod 2 and the electric push rod 13, and the fixed seat 11 is equidistantly and symmetrically fixed on the end surface of the workbench 2, and a movable rod 12 is provided on the side of the fixed seat 11 close to the column 3. The movable rod 12 is used to limit the running direction of the clamping block 14, and the other end of the movable rod 12 passes through the fixed seat 11 and is connected to the clamping block 14, and an electric push rod 13 is provided on the side of the fixed seat 11 close to the column 3 below the movable rod 12, and the output end of the electric push rod 13 passes through the fixed seat 11 and is connected to the clamping block 14.

[0020] Embodiment 3: On the basis of embodiment 2, a threaded rod 15 is provided on the upper end face of the clamping block 14, and the threaded rod 15 passes through the clamping block 14, and the threaded rod 15 is threadedly connected to the clamping block 14, and a steering handle 16 is fixedly provided on the upper end of the threaded rod 15, and the rotation of the steering handle 16 can drive the rotation of the threaded rod 15, so that the threaded rod 15 can be controlled to move upward or downward to clamp the workpiece in the vertical direction, and a pressure block 17 is fixedly provided on the lower end face of the threaded rod 15, and a rubber pad 18 is provided on the end face of the pressure block 17, and the rubber pad 18 can provide buffering protection for the workpiece, and the pressure block 17 is placed to directly support the possible damage to the workpiece.

[0021] A slide groove 19 is fixedly provided on one side of the clamping block 14 , and the slide groove 19 passes through the clamping block 14 , and a slider 20 is slidably connected in the slide groove 19 , and the slider 20 is adaptively connected to the slide groove 19 .

[0022] A connecting plate 22 is fixedly connected to one end of the slider 20 away from the slide groove 19, and the connecting plate 22 is connected to the clamping block 14 by means of bolts 21. The fixed connection between the clamping block 14 and the connecting plate 22 by the bolts 21 facilitates installation and disassembly, and fixing rods 23 are equidistantly connected to the connecting plate 22, and movable grooves 24 are provided in the fixing rods 23.

[0023] A movable block 26 is movably connected in the movable groove 24, and the movable block 26 is movably inserted in the movable groove 24 of the fixed rod 23, and one end of the movable block 26 is connected to a movable rod 25, and the other end of the movable block 26 is connected to a limit block 27, and the limit block 27 is connected to the movable groove 24 through a spring 28, and the end of the movable rod 25 is connected to a rubber convex particle 29.

[0024] Embodiment 4: Based on Embodiment 1, the clamping assembly 2 includes a connecting plate 22 and rubber protrusions 29; the connecting plate 22 is arranged at the end of the slider 20 away from the slide groove 19, and the connecting plate 22 is connected to the clamping block 14 through the set bolts 21, and the end face of the connecting plate 22 is fixedly provided with multiple groups of rubber protrusions 29 at equal intervals.

[0025] Working principle: The workbench 2 is driven by the longitudinal transmission device to make longitudinal feed motion along the guide rail of the bed 1. The gantry milling spindle and the friction welding spindle can make vertical feed motion along their respective transverse slides through their respective vertical transmission devices, and can also make their own transverse feed motion along their respective transverse slides through their respective transverse transmission devices. When processing a workpiece with an arc, first, place the workpiece on the workbench 2, and then fix the connecting plate 22 in the clamping assembly 1 to the clamping block 14 through the bolt 21, and then start the electric push rod 13 to drive the clamping block 14 to move towards each other until the rubber convex particle 29 at the end of the clamping block 14 clamps the workpiece and then stops, and the curvature of the side of the arc workpiece will drive the movable rod 25 at the end of the rubber convex particle 29 to move into the movable groove 24 in the fixed rod 23 until the left and right sides of the arc workpiece are clamped, and then turn the steering handle 16 to drive the threaded rod 15 to rotate downward until the rubber pad 18 at the end of the pressure block 17 at the end of the threaded rod 15 contacts the workpiece, and then process the workpiece. After the processing is completed, first turn the rotating handle 16 to drive the threaded rod 15 to rotate upward, release the vertical clamping of the workpiece, start the electric push rod 13 to drive the clamping block 14 to run in the opposite direction until the rubber convex particle 29 at the end of the clamping block 14 is a certain distance from the workpiece and then stop, then the processed workpiece can be removed to complete the processing. When processing a workpiece of normal specifications and sizes, release the fixing of the bolt 21, and replace the clamping assembly 1 with the clamping assembly 2. First, place the workpiece on the workbench 2, and then fix the connecting plate 22 in the clamping assembly 2 to the clamping block 14 by the bolt 21, first start the electric push rod 13 to drive the clamping block 14 to run in the opposite direction until the rubber convex particle 29 at the end of the clamping block 14 clamps the workpiece and then stops, then turn the steering handle 16 to drive the threaded rod 15 to rotate downward until the rubber pad 18 at the end of the pressure block 17 at the end of the threaded rod 15 contacts the workpiece, and then process the workpiece. After the processing is completed, first rotate the rotating handle 16 to drive the threaded rod 15 to rotate upward, and release the vertical clamping of the workpiece. Then start the electric push rod 13 to drive the clamping block 14 to run in the opposite direction until the rubber protrusion 29 at the end of the clamping block 14 is a certain distance away from the workpiece and stops. Then the processed workpiece can be removed to complete the processing.

[0026] Although the above describes the illustrative specific implementation methods of the present application so that technicians in this technical field can understand the present application, the present application is not limited to the scope of the specific implementation methods. For ordinary technicians in this technical field, as long as various changes are within the spirit and scope of the present application defined and determined by the attached claims, all application creations using the concept of the present application are protected.

Claims

1. A CNC gantry milling and welding compound machine tool, characterized in that: It comprises a bed (1), a workbench (2), a clamping component 1 and a clamping component 2; A workbench (2) is arranged at one end of the bed (1), and columns (3) are arranged on the left and right sides of the workbench (2), and a crossbeam (4) is arranged on the end surface of the column (3), and a friction welding spindle and a power transmission system (5) are arranged on the left side of the crossbeam (4), and a gantry milling machine spindle and a power transmission system (6) are arranged on the right side of the crossbeam (4); The workbench (2) is provided with a clamping component 1 and a clamping component 2.

2. A CNC gantry milling and welding compound machine tool according to claim 1, characterized in that: The clamping assembly 1 comprises a limiting slide groove (7), a limiting slider (8), a sliding hole (9), and a guide rod (10); the limiting slide groove (7) is equidistantly and symmetrically fixedly arranged on the end surface of the workbench (2), and the limiting slide groove (7) is slidably connected to the limiting slide groove (7), and the limiting slider (8) is provided with a sliding hole (9), and the sliding hole (9) is sleeved on the guide rod (10), and the guide rod (10) is arranged in the limiting slide groove (7).

3. A CNC gantry milling and welding compound machine tool according to claim 2, characterized in that: The upper end surface of the limit slide block (8) is fixedly connected to the clamping block (14), and a fixed seat (11) is arranged on the side of the clamping block (14) close to the column (3), and the fixed seat (11) is fixedly arranged on the end surface of the workbench (2) at an equal distance and symmetrically, and a movable rod (12) is arranged on the side of the fixed seat (11) close to the column (3), and the other end of the movable rod (12) passes through the fixed seat (11) and is connected to the clamping block (14), and an electric push rod (13) is arranged below the movable rod (12) on the side of the fixed seat (11) close to the column (3), and the output end of the electric push rod (13) passes through the fixed seat (11) and is connected to the clamping block (14).

4. A CNC gantry milling and welding compound machine tool according to claim 3, characterized in that: The upper end surface of the clamping block (14) is provided with a threaded rod (15), and the threaded rod (15) penetrates the clamping block (14), and the threaded rod (15) and the clamping block (14) are threadedly connected in a matching manner, and a steering handle (16) is fixedly provided at the upper end of the threaded rod (15), and a pressing block (17) is fixedly provided at the lower end surface of the threaded rod (15), and a rubber pad (18) is provided on the end surface of the pressing block (17).

5. A CNC gantry milling and welding compound machine tool according to claim 4, characterized in that: A slide groove (19) is fixedly provided on one side of the clamping block (14), and the slide groove (19) passes through the clamping block (14), and a slider (20) is slidably connected to the slide groove (19).

6. A CNC gantry milling and welding compound machine tool according to claim 5, characterized in that: A connecting plate (22) is fixedly connected to one end of the sliding block (20) away from the sliding groove (19), and the connecting plate (22) is connected to the clamping block (14) via a bolt (21). Fixed rods (23) are equidistantly connected to the connecting plate (22), and a movable groove (24) is provided in the fixed rod (23).

7. A CNC gantry milling and welding compound machine tool according to claim 6, characterized in that: A movable block (26) is movably connected in the movable groove (24), one end of the movable block (26) is connected to a movable rod (25), the other end of the movable block (26) is connected to a limit block (27), the limit block (27) and the movable groove (24) are connected via a spring (28), and the end of the movable rod (25) is connected to a rubber convex particle (29).

8. The CNC gantry milling and welding compound machine tool according to claim 1, characterized in that: The second clamping assembly comprises a connecting plate (22) and rubber protrusions (29); the connecting plate (22) is arranged at an end of the slider (20) away from the slide groove (19), and the connecting plate (22) is connected to the clamping block (14) via a bolt (21), and a plurality of groups of rubber protrusions (29) are fixedly arranged at equal intervals on the end surface of the connecting plate (22).

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