Multi-spindle vertical numerical control machine

Abstract

A multi-spindle vertical numerical control machine, comprising a machine base (10), a first spindle mechanism (20), a second spindle mechanism (30), a third spindle mechanism (40), and a mounting top frame (50). A plurality of workpieces are placed on a workbench (11) at the same time, and the first spindle mechanism (20), the second spindle mechanism (30), and the third spindle mechanism (40) which are arranged on the machine base (10) can machine the workpieces on the workbench (11) at the same time; and the first spindle mechanism (20), the second spindle mechanism (30), and the third spindle mechanism (40) are sequentially arranged in the same direction.

Description

Multi-spindle vertical CNC machine tools Technical Field

[0001] The utility model belongs to the technical field of automation equipment, in particular to a multi-spindle vertical CNC machine tool. Background Art

[0002] CNC machine tools are the primary cutting equipment used in today's machining operations, and machining centers are the most commonly used CNC machine tools. Current single-axis machining centers require a pause after each product is processed. The finished product must be removed manually or by a robot, and the next product to be processed must be placed on the workbench before processing can continue. Due to the slow manual removal process, removing the finished product and placing the next product on the workbench takes a long time. Frequent product changes affect overall production efficiency and increase production costs.

[0003] Utility Model Content

[0004] The purpose of the utility model is to provide a multi-spindle vertical CNC machine tool, aiming to solve the technical problem of low processing efficiency of machining centers in the prior art.

[0005] To achieve the above-mentioned purpose, the present invention provides a multi-spindle vertical CNC machine tool, comprising:

[0006] A machine base, wherein a workbench for placing a workpiece is provided on the machine base;

[0007] The first spindle mechanism includes a first column, a first spindle housing, and a first tool magazine for changing tools in the first spindle housing; the first column is arranged at the rear side of the workbench, and the first spindle housing is slidably connected to the front end of the first column;

[0008] The second spindle mechanism includes a second column, a second spindle housing, and a second tool magazine for changing tools in the second spindle housing; the second column is arranged at the rear side of the workbench, the second column is arranged on one side of the first column, and the second spindle housing is slidably connected to the front end of the second column;

[0009] The third spindle mechanism includes a third column, a third spindle housing, and a third tool magazine for changing tools in the third spindle housing; the third column is arranged on the rear side of the workbench, the third column is arranged on the side of the second column away from the first column, and the third spindle housing is slidably connected to the front end of the third column;

[0010] Install a top frame, the rear end of the installed top frame is respectively connected to the top of the first column, the second column, and the third column, the front end of the installed top frame extends to the upper side of the workbench, and the front end of the installed top frame is respectively connected to the first tool magazine, the second tool magazine, and the third tool magazine.

[0011] Optionally, the first spindle housing is provided with a first cutting head for processing at one end away from the first column, and the first cutting head is arranged opposite to the first tool magazine; the second spindle housing is provided with a second cutting head for processing at one end away from the second column, and the second cutting head is arranged opposite to the second tool magazine; the third spindle housing is provided with a third cutting head for processing at one end away from the third column, and the third cutting head is arranged opposite to the third tool magazine.

[0012] Optionally, a first drive assembly is provided on the first column, which is transmission-connected to the first spindle housing and used to drive the first spindle housing to move up and down; a second drive assembly is provided on the second column, which is transmission-connected to the second spindle housing and used to drive the second spindle housing to move up and down; a third drive assembly is provided on the third column, which is transmission-connected to the third spindle housing and used to drive the third spindle housing to move up and down.

[0013] Optionally, the first tool magazine is arranged on the right side of the front end of the mounting top frame, the second tool magazine is arranged in the middle of the front end of the mounting top frame, and the third tool magazine is arranged on the left side of the front end of the mounting top frame.

[0014] Optionally, an X-axis slide rail and an X-axis drive assembly are provided on the machine base, an X-axis slide is slidably connected to the X-axis slide rail, the workbench is provided on the X-axis slide, and the X-axis drive assembly is transmission-connected to the X-axis slide and is used to drive the X-axis slide to slide along the direction of the X-axis slide rail.

[0015] Optionally, a Y-axis slide rail and a Y-axis drive assembly are provided on the X-axis slide, the Y-axis slide rail is arranged perpendicular to the X-axis slide rail, the workbench is slidably connected to the Y-axis slide rail, and the Y-axis drive assembly is transmission-connected to the workbench and is used to drive the workbench to slide.

[0016] Optionally, the included angle between the first tool magazine and the third tool magazine is 0° to 180°.

[0017] Optionally, a fixture for clamping a workpiece is installed on the workbench.

[0018] Optionally, it further includes at least one fourth spindle mechanism; the fourth spindle mechanism is arranged between the second spindle mechanism and the third spindle mechanism; the fourth spindle mechanism includes a fourth column, a fourth spindle chassis and a fourth tool magazine for changing tools for the fourth spindle chassis; the fourth column is arranged at the rear side of the workbench, and the fourth spindle chassis is slidably connected to the front end of the fourth column

[0019] The above one or more technical solutions in the multi-spindle vertical CNC machine tool provided by the embodiment of the present invention have at least one of the following technical effects: multiple workpieces are placed on the workbench at the same time, and the first spindle mechanism, the second spindle mechanism, and the third spindle mechanism arranged on the machine base can process the workpieces on the workbench at the same time. Compared with the traditional technology of single processing of only a single workpiece, the multi-spindle vertical CNC machine tool provided by this embodiment can process multiple workpieces at the same time in a single processing, which greatly improves production efficiency; the first spindle mechanism, the second spindle mechanism, and the third spindle mechanism are arranged in sequence along the same direction, and the tool magazine is arranged in sequence in a horizontally and vertically staggered layout, which improves space utilization. BRIEF DESCRIPTION OF THE DRAWINGS

[0020] In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the following briefly introduces the drawings required for use in the embodiments or descriptions of the prior art. Obviously, the drawings described below are only some embodiments of the present invention. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying any creative labor.

[0021] FIG1 is a schematic structural diagram of a multi-spindle vertical CNC machine tool provided by an embodiment of the present utility model.

[0022] FIG2 is a top view of a multi-spindle vertical CNC machine tool provided in an embodiment of the present invention.

[0023] FIG3 is a front view of a multi-spindle vertical CNC machine tool provided by an embodiment of the present utility model.

[0024] Among them, the figure marks are: 10—machine base 11—worktable 20—first spindle mechanism 21—first column 22—first spindle housing 23—first tool magazine 24—first drive assembly 30—second spindle mechanism 31—second column 32—second spindle housing 33—second tool magazine 34—second drive assembly 40—third spindle mechanism 41—third column 42—third spindle housing 43—third tool magazine 44—third drive assembly 50—installation top frame. DETAILED DESCRIPTION

[0025] The following describes embodiments of the present invention in detail. Examples of the embodiments are shown in the accompanying drawings, wherein the same or similar reference numerals throughout represent the same or similar elements or elements having the same or similar functions. The embodiments described below with reference to Figures 1 to 3 are exemplary and are intended to explain the embodiments of the present invention, and are not to be construed as limiting the present invention.

[0026] In the description of the embodiments of the present invention, it should be understood that the terms "length", "width", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inside", "outside", etc., indicating the orientation or position relationship, are based on the orientation or position relationship shown in the accompanying drawings, and are only for the convenience of describing the embodiments of the present invention and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as a limitation on the present invention.

[0027] Furthermore, the terms "first" and "second" are used for descriptive purposes only and should not be understood to indicate or imply relative importance or implicitly specify the number of the technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of the features. In the description of the embodiments of the present invention, "plurality" means two or more, unless otherwise specifically defined.

[0028] In the embodiments of the present invention, unless otherwise expressly specified or limited, the terms "installed," "connected," "connected," "fixed," etc. should be understood in a broad sense. For example, they may refer to fixed connection, detachable connection, or integration; mechanical connection, electrical connection; direct connection, indirect connection through an intermediate medium; internal communication between two components, or interaction between two components. Those skilled in the art will understand the specific meanings of the above terms in the embodiments of the present invention based on specific circumstances.

[0029] In one embodiment of the present invention, as shown in Figures 1 to 3, a multi-spindle vertical CNC machine tool is provided, including a machine base 10, a first spindle mechanism 20, a second spindle mechanism 30, a third spindle mechanism 40 and a mounting top frame 50.

[0030] Wherein, a workbench 11 for placing workpieces is provided on the machine base 10.

[0031] Among them, the first spindle mechanism 20 includes a first column 21, a first spindle housing 22 and a first tool magazine 23 for changing tools for the first spindle housing 22; the first column 21 is arranged on the rear side of the workbench 11, and the first spindle housing 22 is slidably connected to the front end of the first column 21, and the first spindle housing 22 is arranged on the upper side of the workbench 11.

[0032] Among them, the second spindle mechanism 30 includes a second column 31, a second spindle housing 32 and a second tool magazine 33 for changing tools for the second spindle housing 32; the second column 31 is arranged on the rear side of the workbench 11, the second column 31 is arranged on one side of the first column 21, the second spindle housing 32 is slidably connected to the front end of the second column 31, and the second spindle housing 32 is arranged on the upper side of the workbench 11.

[0033] Among them, the third spindle mechanism 40 includes a third column 41, a third spindle housing 42 and a third tool magazine 43 for changing tools for the third spindle housing 42; the third column 41 is arranged on the rear side of the workbench 11, the third column 41 is arranged on the side of the second column 31 away from the first column 21, the third spindle housing 42 is slidably connected to the front end of the third column 41, and the third spindle housing 42 is arranged on the upper side of the workbench 11.

[0034] Among them, the rear end of the mounting top frame 50 is respectively connected to the top of the first column 21, the second column 31, and the third column 41, the front end of the mounting top frame 50 extends to the upper side of the workbench 11, and the front end of the mounting top frame 50 is respectively connected to the first tool magazine 23, the second tool magazine 33, and the third tool magazine 43.

[0035] In an embodiment of the present utility model, multiple workpieces are placed on the workbench 11 at the same time, and the first spindle mechanism 20, the second spindle mechanism 30, and the third spindle mechanism 40 arranged on the machine base 10 can process the workpieces on the workbench 11 at the same time. Compared with the traditional technology of single processing of only a single workpiece, the multi-spindle vertical CNC machine tool provided in this embodiment can process multiple workpieces at the same time in a single processing, which greatly improves production efficiency; the first spindle mechanism 20, the second spindle mechanism 30, and the third spindle mechanism 40 are arranged in sequence along the same direction, and the tool magazine is arranged in sequence in a horizontally and vertically staggered layout to improve space utilization.

[0036] In another embodiment of the present invention, the first spindle housing 22 is provided with a first cutting head for processing at one end away from the first column 21. The first cutting head is arranged opposite to the first tool magazine 23, and the first tool magazine 23 can change tools for the first cutting head. The second spindle housing 32 is provided with a second cutting head for processing at one end away from the second column 31. The second cutting head is arranged opposite to the second tool magazine 33, and the second tool magazine 33 can change tools for the second cutting head. The third spindle housing 42 is provided with a third cutting head for processing at one end away from the third column 41. The third cutting head is arranged opposite to the third tool magazine 43, and the third tool magazine 43 can change tools for the third cutting head. It should be understood that changing tools with a cutting head by a tool magazine is well known to those skilled in the art, so the structure of the tool magazine and the cutting head will not be further explained.

[0037] In another embodiment of the present invention, the first column 21 is provided with a first drive assembly 24, which is transmission-connected to the first spindle housing 22 and used to drive the first spindle housing 22 to move up and down. The second column 31 is provided with a second drive assembly 34, which is transmission-connected to the second spindle housing 32 and used to drive the second spindle housing 32 to move up and down. The third column 41 is provided with a third drive assembly 44, which is transmission-connected to the third spindle housing 42 and used to drive the third spindle housing 42 to move up and down. The first drive assembly 24, the second drive assembly 34, and the third drive assembly 44 can all be linear modules.

[0038] In another embodiment of the present invention, the first tool magazine 23 is located on the right side of the front end of the mounting top frame 50, the second tool magazine 33 is located in the middle of the front end of the mounting top frame 50, and the third tool magazine 43 is located on the left side of the front end of the mounting top frame 50. The angle between the first tool magazine 23 and the third tool magazine 43 is 0° to 180°. In one embodiment, the angle between the first tool magazine 23 and the third tool magazine 43 is 180°, and the angle between the second tool magazine 33 and the first tool magazine 23 and the third tool magazine 43 is 90°.

[0039] In another embodiment of the present invention, the base 10 is provided with an X-axis slide rail and an X-axis drive assembly. An X-axis slide is slidably connected to the X-axis slide rail. The worktable 11 is provided on the X-axis slide rail. The X-axis drive assembly is in transmission connection with the X-axis slide rail and is used to drive the X-axis slide rail to slide along the direction of the X-axis slide rail. The X-axis drive assembly can be a linear module, which can drive the X-axis slide rail to reciprocate along the X-axis direction, thereby moving the worktable 11 to a desired position.

[0040] In another embodiment of the present invention, the X-axis slide is provided with a Y-axis slide and a Y-axis drive assembly, the Y-axis slide being arranged perpendicular to the X-axis slide, the workbench 11 being slidably connected to the Y-axis slide, and the Y-axis drive assembly being in transmission connection with the workbench 11 and configured to drive the workbench 11 to slide. The Y-axis drive assembly may be a linear module, which can drive the workbench 11 to reciprocate along the Y-axis direction, thereby moving the workbench 11 to a desired position.

[0041] In another embodiment of the present invention, a fixture for clamping the workpiece is installed on the workbench 11, and the workpiece is placed in the fixture to fix the workpiece.

[0042] In another embodiment of the present invention, the multi-spindle vertical CNC machine tool further includes at least one fourth spindle mechanism; the fourth spindle mechanism is disposed between the second spindle mechanism 30 and the third spindle mechanism 40; the fourth spindle mechanism includes a fourth column, a fourth spindle housing, and a fourth tool magazine for changing tools in the fourth spindle housing; the fourth column is disposed at the rear side of the worktable 11, and the fourth spindle housing is slidably connected to the front end of the fourth column. One or more fourth spindle mechanisms can be provided to achieve the technical effect of multiple spindles and further increase product processing efficiency.

[0043] The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention. Any modifications, equivalent replacements and improvements made within the spirit and principles of the present invention should be included in the scope of protection of the present invention.

Claims

1. A multi-spindle vertical CNC machine tool, characterized in that: include: A machine base, wherein a workbench for placing a workpiece is provided on the machine base; The first spindle mechanism comprises a first column, a first spindle housing and a first tool magazine for changing tools of the first spindle housing; the first column is arranged at the rear side of the workbench, and the first spindle housing is slidably connected to the front end of the first column; The second spindle mechanism comprises a second column, a second spindle chassis and a second tool magazine for changing tools in the second spindle chassis; The second column is arranged at the rear side of the workbench, the second column is arranged at one side of the first column, and the second spindle housing is slidably connected to the front end of the second column; The third spindle mechanism comprises a third column, a third spindle housing and a third tool magazine for changing tools in the third spindle housing; the third column is arranged at the rear side of the workbench, the third column is arranged at a side of the second column away from the first column, and the third spindle housing is slidably connected to the front end of the third column; A top frame is installed, wherein the rear end of the installed top frame is respectively connected to the top of the first column, the second column and the third column, and the front end of the installed top frame extends to the upper side of the workbench, and the front end of the installed top frame is respectively connected to the first tool magazine, the second tool magazine and the third tool magazine.

2. The multi-spindle vertical CNC machine tool according to claim 1, characterized in that: A first cutting head for processing is provided at one end of the first spindle housing away from the first column, and the first cutting head is arranged opposite to the first tool magazine; a second cutting head for processing is provided at one end of the second spindle housing away from the second column, and the second cutting head is arranged opposite to the second tool magazine; a third cutting head for processing is provided at one end of the third spindle housing away from the third column, and the third cutting head is arranged opposite to the third tool magazine.

3. The multi-spindle vertical CNC machine tool according to claim 1, characterized in that: A first driving assembly is provided on the first column, which is transmission-connected to the first spindle chassis and used to drive the first spindle chassis to move up and down; a second driving assembly is provided on the second column, which is transmission-connected to the second spindle chassis and used to drive the second spindle chassis to move up and down; a third driving assembly is provided on the third column, which is transmission-connected to the third spindle chassis and used to drive the third spindle chassis to move up and down.

4. The multi-spindle vertical CNC machine tool according to claim 1, characterized in that: The first tool magazine is arranged at the right side of the front end of the mounting top frame, the second tool magazine is arranged at the middle part of the front end of the mounting top frame, and the third tool magazine is arranged at the left side of the front end of the mounting top frame.

5. The multi-spindle vertical CNC machine tool according to any one of claims 1 to 4, characterized in that: The machine base is provided with an X-axis slide rail and an X-axis drive assembly, the X-axis slide rail is slidably connected to an X-axis slide table, the workbench is arranged on the X-axis slide table, and the X-axis drive assembly is transmission-connected to the X-axis slide table and is used to drive the X-axis slide table to slide along the direction of the X-axis slide rail.

6. The multi-spindle vertical CNC machine tool according to claim 5, characterized in that: The X-axis slide table is provided with a Y-axis slide rail and a Y-axis drive assembly, the Y-axis slide rail is vertically arranged with the X-axis slide rail, the workbench is slidably connected to the Y-axis slide rail, and the Y-axis drive assembly is transmission-connected with the workbench and used for driving the workbench to slide.

7. The multi-spindle vertical CNC machine tool according to any one of claims 1 to 4, characterized in that: The included angle between the first tool magazine and the third tool magazine is 0° to 180°.

8. The multi-spindle vertical CNC machine tool according to any one of claims 1 to 4, characterized in that: A fixture for clamping a workpiece is installed on the workbench.

9. The multi-spindle vertical CNC machine tool according to any one of claims 1 to 4, characterized in that: It also includes at least one fourth spindle mechanism; the fourth spindle mechanism is arranged between the second spindle mechanism and the third spindle mechanism; the fourth spindle mechanism includes a fourth column, a fourth spindle chassis and a fourth tool magazine for changing tools in the fourth spindle chassis; The fourth column is arranged at the rear side of the workbench, and the fourth spindle housing is slidably connected to the front end of the fourth column.

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