Multi-shaft CNC high-precision machining tool for precious metal industry

Abstract

The utility model relates to a multi-axis CNC (computer numerical control) high-precision processing machine tool for precious metal industry, which is used for precision processing of precious metal jewelry by various processing technologies and comprises a plurality of control axes such as an X-axis module, a first Z-axis module, a second Z-axis module, a Y-axis module, a B-axis module and a C-axis module. The numerical control engraving machine further comprises the main shaft machining assembly and the faceting shaft machining assembly so that various operations such as engraving and faceting of workpieces can be achieved, and repeated clamping is avoided. Meanwhile, the device further comprises the measuring assembly and the tool setting gauge, the accurate positions of the machining tool and the workpiece can be determined, and precise machining of the workpiece is achieved. According to the technical scheme, all the components are exquisite in layout, so that the overall structure of the machining machine tool is compact, the occupied space is small, and the production cost is reduced.

Description

Technical Field

[0001] The utility model relates to the technical field of numerical control machine tools, in particular to a multi-axis CNC high-precision processing machine tool for the precious metal industry. Background Art

[0002] CNC machine tools are short for Computer numerical control machine tools (CNC), which are automated machine tools equipped with a program control system. The control system sends out various control signals to control the movement of the machine tool, and automatically processes parts according to the shape and size required by the drawing. CNC machine tools have better solved the problem of complex, precise, small batch, and multi-variety parts processing. They are flexible and efficient automated machine tools, representing the development direction of modern machine tool control technology, and are typical mechatronics equipment.

[0003] As people's living standards continue to improve, their requirements for the aesthetics of handicrafts and accessories are also increasing. At the same time, since CNC machine tools can achieve precision processing of small workpieces, they have been widely used in the jewelry industry.

[0004] Currently, the types of CNC machine tools used in the jewelry industry are relatively simple, usually only with engraving functions or only with pattern batching functions. A machine can only be used for a single processing step, which limits the expansion of the process. When jewelry processing requires the use of two processes, two devices are required for separate processing. Repeated clamping affects the processing accuracy, and the space occupied is large, resulting in increased factory production costs. Utility Model Content

[0005] In view of this, it is necessary to provide a multi-axis CNC high-precision processing machine tool for the precious metal industry that can complete multiple processing processes without re-clamping.

[0006] A multi-axis CNC high-precision machining machine for the precious metal industry, used for precision machining of various machining processes of precious metal jewelry, comprising a tool moving device and a workpiece moving device, the tool moving device comprising a tool driving device, a spindle machining component, a batching axis machining component and a measuring component, the tool driving device comprising an X-axis module and a Z-axis module arranged perpendicular to each other, the spindle machining component, the batching axis machining component and the measuring component are fixedly mounted on the tool driving device, and move in a vertical plane driven by the tool driving device; the workpiece moving device comprises a workpiece driving device and a workpiece clamping component, the workpiece driving device comprises a Y-axis module, a B-axis module and a C-axis module, the workpiece clamping component is fixedly mounted on the output end of the workpiece driving device, and moves back and forth in the horizontal direction and realizes a predetermined angle of inclination and rotation under the drive of the workpiece driving device; the spindle machining component and the batching axis machining component are used to perform engraving and milling and / or batching machining operations on the workpiece to be processed, and the measuring component is used to accurately locate the position of the workpiece to be processed so as to accurately process the workpiece.

[0007] Preferably, it also includes an equipment bracket, which includes a crossbeam and columns arranged at both ends of the crossbeam, the X-axis module is horizontally installed on the crossbeam, and the Z-axis module is vertically installed on the X-axis module, and moves left and right in the horizontal direction under the drive of the X-axis module.

[0008] Preferably, the Z-axis module includes a first Z-axis module and a second Z-axis module, the first Z-axis module includes a spindle connecting plate, a spindle clamp is provided on the spindle connecting plate, and the spindle processing assembly is fixedly mounted on the spindle connecting plate through the spindle clamp; the second Z-axis module is arranged on the spindle connecting plate, and moves up and down driven by the spindle connecting plate; the second Z-axis module includes a batching shaft connecting plate, and the batching shaft processing assembly is arranged on the batching shaft connecting plate.

[0009] Preferably, the spindle connecting plate has a sunken step in the vertical direction, the second Z-axis module is installed on the sunken side of the step, and the spindle clamp is installed on the protruding side of the step, so that the installation positions of the spindle processing assembly and the batch flower axis processing assembly are in a vertical plane.

[0010] Preferably, the measuring component is arranged on the spindle clamp, and the measuring component includes a detection fixing block, a detection cylinder and a detection head. The detection fixing block fixes the detection cylinder and the detection head on the spindle clamp, and the detection cylinder drives the detection head to move.

[0011] Preferably, the Y-axis module is arranged below the equipment bracket and is perpendicular to the direction of the X-axis module; the B-axis module is arranged above the Y-axis module and moves forward and backward driven by the Y-axis module, and the central axis of the B-axis module is the Y-axis direction; the C-axis module is arranged at the output end of the B-axis module, and the central axis of the C-axis module is perpendicular to the central axis of the B-axis module, and the workpiece clamping assembly is arranged at the output end of the C-axis module, and the workpiece clamping assembly includes a tool setting instrument, which is used to cooperate with the measuring assembly to determine the distance and relative position between the machining tool and / or the stamping tool and the workpiece.

[0012] Preferably, a right-angle mounting plate is provided at the output end of the B-axis module, and the right-angle mounting plate has two side walls which are perpendicularly arranged to each other, and the B-axis module and the C-axis module are fixedly connected to the two side walls respectively.

[0013] Preferably, a pagoda accordion cover is provided on the B-axis module, and the pagoda accordion cover is trumpet-shaped. The smaller opening of the pagoda accordion cover is tightly fitted on the output end of the B-axis module, and the cover body of the pagoda accordion cover has a plurality of protruding retractable and deformable annular edges, so that the pagoda accordion cover can be deformed as the B-axis module moves.

[0014] Preferably, it also includes a tool magazine assembly, which is fixedly mounted on the column through a tool magazine mounting seat, and the tool magazine assembly includes a tool magazine drive motor, a tool magazine rotating wheel, a tool magazine base plate and a rotating cutter disc, and the tool magazine drive motor, the tool magazine rotating wheel and the rotating cutter disc are respectively arranged on both sides of the tool magazine base plate, and the tool magazine drive motor and the tool magazine rotating wheel drive the rotating cutter disc to rotate, and the rotating cutter disc is equipped with a plurality of claws, and the plurality of claws are arranged on the same circumference with the center of the rotating cutter disc as the center, and a processing tool is placed on the claws.

[0015] Preferably, it also includes a workbench, the equipment bracket is fixedly installed on the workbench, and the workbench is also provided with a waste collection hole, the waste collection hole adopts a funnel-type sinking hole, and the waste collection hole is arranged below the C-axis module.

[0016] The above-mentioned multi-axis CNC high-precision machining center for the precious metals industry includes multiple control axes such as the X-axis module, the first Z-axis module, the second Z-axis module, the Y-axis module, the B-axis module and the C-axis module, so as to realize the various operations such as engraving and marking of the workpiece by the spindle machining component and the marking axis component, thereby avoiding repeated clamping; at the same time, it also includes the measuring component and the tool setting instrument, which can determine the accurate position of the machining tool and the workpiece, and realize the precision machining of the workpiece. The various components in this technical solution are cleverly arranged, so that the overall structure of the machining center is compact, occupies less space, and reduces production costs. The equipment of this utility model has a simple structure, is easy to implement, is low in cost, and is easy to promote. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 It is a structural schematic diagram of a multi-axis CNC high-precision machining machine tool for the precious metal industry according to an embodiment of the utility model.

[0018] Figure 2 It is a structural schematic diagram of an X-axis module and a Z-axis module of an embodiment of the utility model for a multi-axis CNC high-precision machining machine tool in the precious metal industry.

[0019] Figure 3 It is a structural schematic diagram of a Z-axis module of an embodiment of the utility model for a multi-axis CNC high-precision machining machine tool in the precious metal industry.

[0020] Figure 4 It is a structural schematic diagram of a measuring component of an embodiment of the utility model for a multi-axis CNC high-precision machining machine tool in the precious metal industry.

[0021] Figure 5 It is a schematic structural diagram of a Y-axis module, a B-axis module and a C-axis module of an embodiment of the utility model for a multi-axis CNC high-precision machining machine tool in the precious metal industry.

[0022] Figure 6 It is a structural schematic diagram of a tool magazine assembly for a multi-axis CNC high-precision machining machine tool in the precious metal industry according to an embodiment of the utility model. DETAILED DESCRIPTION

[0023] The present invention will be described in detail below with reference to specific embodiments and accompanying drawings.

[0024] See also Figure 1, shows a multi-axis CNC high-precision machining machine 100 for the precious metal industry, which is used for the precision machining of various machining processes of precious metal jewelry, including a tool moving device and a workpiece moving device, the tool moving device includes a tool driving device, a spindle machining component 33, a batching axis machining component 34 and a measuring component 35, the tool driving device includes an X-axis module 20 and a Z-axis module 30 arranged perpendicular to each other, the spindle machining component 33, the batching axis machining component 34 and the measuring component 35 are fixedly installed on the tool driving device, and are driven by the tool driving device to move in a vertical plane. movement; the workpiece moving device includes a workpiece driving device and a workpiece clamping assembly 63, the workpiece driving device includes a Y-axis module 40, a B-axis module 50, and a C-axis module 60, the workpiece clamping assembly 63 is fixedly installed at the output end of the workpiece driving device, and is driven by the workpiece driving device to move back and forth in the horizontal direction and to achieve a predetermined angle of inclination and rotation; the spindle processing assembly 33 and the batching axis processing assembly 34 are used to perform engraving and milling processing and / or batching processing operations on the workpiece to be processed, and the measuring assembly 35 is used to accurately locate the position of the workpiece to be processed so as to accurately process the workpiece.

[0025] Preferably, see Figure 2 and Figure 3 , and also includes an equipment bracket 11, the equipment bracket 11 includes a crossbeam 111 and columns 112 arranged at both ends of the crossbeam 111, the X-axis module 20 is horizontally installed on the crossbeam 111, the Z-axis module 30 is vertically installed on the X-axis module 20, and is driven by the X-axis module 20 to move left and right in the horizontal direction.

[0026] Preferably, the Z-axis module 30 includes a first Z-axis module 31 and a first Z-axis module 32, the first Z-axis module 31 includes a spindle connecting plate 311, a spindle clamp 312 is provided on the spindle connecting plate 311, and the spindle processing assembly 33 is fixedly mounted on the spindle connecting plate 311 through the spindle clamp 312; the first Z-axis module 32 is arranged on the spindle connecting plate 311, and moves up and down driven by the spindle connecting plate 311; the first Z-axis module 32 includes a batching shaft connecting plate 321, and the batching shaft processing assembly 34 is arranged on the batching shaft connecting plate 321.

[0027] Specifically, the X-axis module 20 includes an X-axis servo motor 21, an X-axis ball screw 22 and an X-axis slide rail 23. The X-axis ball screw 22 is horizontally installed on the equipment bracket 11. The X-axis servo motor 21 and the X-axis ball screw 22 drive the Z-axis module 30 to move horizontally left and right along the X-axis slide rail 23.

[0028] The first Z-axis module 31 also includes a first Z-axis fixing component 313, a first Z-axis servo motor 314, a first Z-axis ball screw and a first Z-axis slide rail 315. The first Z-axis fixing component 313 is arranged on the X-axis ball screw 22 and moves along the X-axis slide rail 23. The first Z-axis ball screw is vertically installed on the first Z-axis fixing component 313. The main shaft connecting plate 311 is arranged on the first Z-axis ball screw. The first Z-axis servo motor 314 and the first Z-axis ball screw drive the main shaft connecting plate 311 to move up and down along the first Z-axis slide rail 315.

[0029] The first Z-axis module 32 also includes a second Z-axis servo motor 322, a second Z-axis ball screw 323 and a second Z-axis slide rail 324. The second Z-axis ball screw 323 is vertically mounted on the main shaft connecting plate 311. The batch flower axis connecting plate 321 is arranged on the second Z-axis ball screw 323. The second Z-axis servo motor 322 and the second Z-axis ball screw 323 drive the batch flower axis connecting plate 321 to move up and down along the second Z-axis slide rail 324.

[0030] Specifically, in this embodiment, the first Z-axis module 31 drives the first Z-axis module 32 , the spindle processing assembly 33 and the batch spindle processing assembly 34 to move synchronously, and the first Z-axis module 32 drives the batch spindle processing assembly 34 to move.

[0031] In other embodiments, the first Z-axis module 31 and the first Z-axis module 32 are arranged in parallel on the X-axis module 20, and the main spindle processing assembly 33 and the batch spindle processing assembly 34 are driven by the first Z-axis module 31 and the first Z-axis module 32 respectively, and the two do not interfere with each other.

[0032] Preferably, the spindle connecting plate 311 has a sunken step in the vertical direction, the first Z-axis module 32 is installed on the sunken side of the step, and the spindle clamp 312 is installed on the protruding side of the step, so that the installation positions of the spindle processing assembly 33 and the batch axis processing assembly 34 are as close as possible to the same vertical plane.

[0033] Specifically, the cross section of the spindle connecting plate 311 is Z-shaped. The spindle machining component 33 includes a tool mounting seat 331, on which a machining tool 332 is provided. The flower-cutting axis machining component 34 includes a flower-cutting tool 342 mounting seat 341, on which a flower-cutting tool 342 mounting seat 341 is provided. The spindle connecting plate 311 with a Z-shaped structure can minimize the distance difference between the machining tool 332 and the flower-cutting tool 342 and the X-axis module 20, which not only facilitates the measurement component 35 to determine the specific positions of the machining tool 332 and the flower-cutting tool 342, simplifies the operation process of adjusting the positions of the machining tool 332 and the flower-cutting tool 342, but also reduces the occupied space during workpiece machining.

[0034] Preferably, see Figure 4 The measuring component 35 is arranged on the spindle clamp 312, and the measuring component 35 includes a detection fixing block 351, a detection cylinder 352 and a detection head 353. The detection fixing block 351 fixes the detection cylinder 352 and the detection head 353 on the spindle clamp 312, and the detection cylinder 352 drives the detection head 353 to move.

[0035] Specifically, the measuring component 35 moves synchronously with the spindle processing component 33. When measuring the position of the workpiece, the first Z-axis module 31 drives the measuring component 35 to move, and the detection cylinder 352 fine-tunes the position of the detection head 353, so that the detection head 353 can obtain more accurate workpiece position data, so that the workpiece does not need to be re-clamped. The spindle processing component 33 and the batching axis processing component 34 can perform multiple processes of engraving and milling and / or batching processing and other operations on the workpiece.

[0036] Preferably, see Figure 5 The Y-axis module 40 is arranged below the equipment bracket 11 and is perpendicular to the direction of the X-axis module 20; the B-axis module 50 is arranged above the Y-axis module 40 and moves forward and backward driven by the Y-axis module 40, and the central axis of the B-axis module 50 is the Y-axis direction; the C-axis module 60 is arranged at the output end of the B-axis module 50, and the central axis of the C-axis module 60 is perpendicular to the central axis of the B-axis module 50. The workpiece clamping assembly 63 is arranged at the output end of the C-axis module 60, and the workpiece clamping assembly 63 includes a tool setting instrument 64, which is used to cooperate with the measuring assembly 35 to determine the distance and relative position between the machining tool 332 and / or the stamping tool 342 and the workpiece.

[0037] Specifically, the detection head 353 of the measuring component 35 is installed at the same Y-axis level as much as possible with the machining tool 332 and the cutting tool 342 to ensure that the machining range and the measuring range are within the workpiece area. When the measuring component 35 measures the workpiece, the B-axis module 50 is at the zero position, so that the workpiece is horizontally still, and the detection cylinder 352 pushes the detection head 353 down, moves the XYZ axes, and measures each point of the workpiece. After the measurement is completed, the machining tool 332 performs corresponding machining compensation on the workpiece.

[0038] Specifically, the tool setting instrument 64 is used to detect the Z-axis position of the tool tip of the machining tool 332 .

[0039] Specifically, the Y-axis module 40 is horizontally installed below the equipment bracket 11 and vertically arranged on the X-axis module 20. The Y-axis module 40 includes a Y-axis servo motor 41, a Y-axis ball screw 42, a Y-axis slide rail 43 and a Y-axis clamp 44. The B-axis module 50 is fixedly installed on the Y-axis clamp 44. The Y-axis servo motor 41 and the Y-axis ball screw 42 drive the Y-axis clamp 44 and the B-axis module 50 to move horizontally forward and backward along the Y-axis slide rail 43.

[0040] The B-axis module 50 includes a B-axis rotary motor 52 and a B-axis reducer 53 , and the C-axis module 60 rotates under the drive of the B-axis rotary motor 52 and the B-axis reducer 53 .

[0041] The C-axis module 60 includes a C-axis rotary motor 61 and a C-axis reducer 62 , and the workpiece clamping assembly 63 rotates under the drive of the C-axis rotary motor 61 and the C-axis reducer 62 .

[0042] Preferably, a right-angle mounting plate 51 is provided at the output end of the B-axis module 50 , and the right-angle mounting plate 51 has two side walls that are perpendicular to each other, and the B-axis module 50 and the C-axis module 60 are fixedly connected to the two side walls respectively.

[0043] Specifically, the right-angle mounting plate 51 can make the central axes of the B-axis module 50 and the C-axis module 60 perpendicular to each other, and the B-axis module 50 drives the C-axis module 60 and the workpiece clamping assembly 63 to rotate or tilt to a predetermined angle in a vertical plane. When the C-axis module 60 is in a vertical direction, it can drive the workpiece clamping assembly 63 to rotate on a horizontal plane or rotate horizontally by a predetermined angle.

[0044] Specifically, the X-axis module 20 and the Z-axis module 30 drive the spindle machining component 33, the batching axis machining component 34 and the measuring component 35 to move left and right or up and down in a vertical plane, the Y-axis module 40 drives the workpiece clamping component 63 to move forward and backward, and the B-axis module 50 and the C-axis module 60 rotate or tilt the workpiece clamping component 63 at a predetermined angle, so that the spindle machining component 33 and the batching axis machining component 34 are driven by the first Z-axis module 31 and the first Z-axis module 32 to perform multi-axis linkage to perform engraving, milling and batching operations on the workpiece. At the same time, the measuring component 35 and the tool setting instrument 64 can accurately measure the positions of the machining tool 332 and the workpiece, thereby improving the machining accuracy of the workpiece.

[0045] Specifically, the equipment bracket 11 is preferably a gantry, the X-axis module 20, the first Z-axis module 31 and the first Z-axis module 32 are arranged on the crossbeam 111 of the equipment bracket 11, and the Y-axis module 40 and the B-axis module 50 are arranged below the equipment bracket 11, so that the overall structure of the equipment is compact and the installation is exquisite, which reduces the space occupied by the equipment and improves space utilization.

[0046] Preferably, a pagoda accordion cover 54 is provided on the B-axis module 50, and the pagoda accordion cover 54 is trumpet-shaped. The smaller opening of the pagoda accordion cover 54 is tightly fitted on the output end of the B-axis module 50, and the cover body of the pagoda accordion cover 54 has a plurality of protruding retractable and deformable annular edges, so that the pagoda accordion cover 54 can be deformed as the B-axis module 50 moves.

[0047] Specifically, the pagoda accordion cover 54 is preferably made of rubber material. The annular edges on the side walls of the pagoda accordion cover 54 can make it easy to fold and deform with external force. The pagoda accordion cover 54 is sleeved on the outside of the B-axis module 50 to prevent dust from damaging the equipment.

[0048] Preferably, it also includes a tool magazine assembly 70, see Figure 6 The tool magazine assembly 70 is fixedly mounted on the column 112 through a tool magazine mounting seat 71. The tool magazine assembly 70 includes a tool magazine drive motor 72, a tool magazine rotating wheel 73, a tool magazine base plate 74 and a rotating cutter disc 75. The tool magazine drive motor 72, the tool magazine rotating wheel 73 and the rotating cutter disc 75 are respectively arranged on both sides of the tool magazine base plate 74. The tool magazine drive motor 72 and the tool magazine rotating wheel 73 drive the rotating cutter disc 75 to rotate. The rotating cutter disc 75 is equipped with a plurality of claws 76. The plurality of claws 76 are arranged on the same circumference with the center of the rotating cutter disc 75 as the center. A processing tool 332 is placed on the claws 76.

[0049] Specifically, a tool magazine cover is provided on the outer side cover of the rotating tool disc 75, and a tool magazine movable plate is provided on the tool magazine cover. The movable plate of the tool magazine cover covers the opening of the tool magazine cover. When the tool needs to be changed, the movable plate of the tool magazine cover is opened, and the tool magazine drive motor 72 and the tool magazine rotating wheel 73 rotate the rotating tool disc 75 to rotate the processing tool 332 to be replaced to the opening of the tool magazine cover.

[0050] Preferably, it also includes a workbench 10, the equipment bracket 11 is fixedly installed on the workbench 10, and the workbench 10 is also provided with a waste collection hole 12, the waste collection hole 12 adopts a funnel-type sinking hole, and the waste collection hole 12 is arranged below the C-axis module 60.

[0051] Specifically, the waste collection hole 12 is located at the processing station of the workbench 10. When the workpiece is processed, the debris falls into the waste collection hole 12 and slides along the inner wall of the waste collection hole 12 to the bottom of the waste collection hole 12 to improve the recovery rate of the debris.

[0052] Specifically, the waste collection hole 12 has a predetermined depth to prevent the C-axis module 60 from colliding with the workbench 10 when rotating. At the same time, the C-axis module 60 extends into the waste collection hole 12, which can improve the recovery rate of powder generated during precious metal processing.

[0053] The above-mentioned multi-axis CNC high-precision machining machine for the precious metal industry includes multiple control axes such as the X-axis module 20, the first Z-axis module 31, the first Z-axis module 32, the Y-axis module 40, the B-axis module 50 and the C-axis module 60, so as to realize the various operations such as engraving and marking of the workpiece by the spindle machining component 33 and the marking axis component, thereby avoiding repeated clamping; at the same time, it also includes the measuring component 35 and the tool setting instrument 64, which can determine the accurate position of the machining tool 332 and the workpiece, and realize the precision machining of the workpiece. The various components in this technical solution are cleverly arranged, so that the overall structure of the machining machine is compact, occupies less space, and reduces the production cost. The equipment of the utility model has a simple structure, is easy to implement, is low in cost, and is easy to promote.

[0054] It should be noted that the present invention is not limited to the above-mentioned embodiments. According to the creative spirit of the present invention, those skilled in the art may also make other changes. These changes made according to the creative spirit of the present invention should be included in the scope of protection required by the present invention.

Claims

1. A multi-axis CNC high-precision machining machine for the precious metal industry, used for precision machining of various processing techniques of precious metal jewelry, characterized by: It includes a tool moving device and a workpiece moving device, the tool moving device includes a tool driving device, a spindle machining component, a batching axis machining component and a measuring component, the tool driving device includes an X-axis module and a Z-axis module which are vertically arranged, the spindle machining component, the batching axis machining component and the measuring component are fixedly mounted on the tool driving device, and move in a vertical plane driven by the tool driving device; the workpiece moving device includes a workpiece driving device and a workpiece clamping component, the workpiece driving device includes a Y-axis module, a B-axis module and a C-axis module, the workpiece clamping component is fixedly mounted on the output end of the workpiece driving device, and moves back and forth in a horizontal direction and realizes a predetermined angle of inclination and rotation under the drive of the workpiece driving device; the spindle machining component and the batching axis machining component are used for performing engraving and milling processing and / or batching processing operations on the workpiece to be processed, and the measuring component is used for accurately locating the position of the workpiece to be processed so as to accurately process the workpiece.

2. The multi-axis CNC high-precision machining machine tool for the precious metal industry as claimed in claim 1, characterized in that: It also includes an equipment bracket, which includes a crossbeam and columns arranged at both ends of the crossbeam, the X-axis module is horizontally installed on the crossbeam, and the Z-axis module is vertically installed on the X-axis module, and moves left and right in the horizontal direction under the drive of the X-axis module.

3. The multi-axis CNC high-precision machining machine tool for the precious metal industry as claimed in claim 1, characterized in that: The Z-axis module includes a first Z-axis module and a second Z-axis module. The first Z-axis module includes a spindle connecting plate, on which a spindle clamp is provided, and the spindle processing assembly is fixedly mounted on the spindle connecting plate through the spindle clamp; the second Z-axis module is arranged on the spindle connecting plate, and moves up and down driven by the spindle connecting plate; the second Z-axis module includes a batching shaft connecting plate, and the batching shaft processing assembly is arranged on the batching shaft connecting plate.

4. The multi-axis CNC high-precision machining machine tool for the precious metal industry as claimed in claim 3, characterized in that: The spindle connecting plate has a sunken step in the vertical direction, the second Z-axis module is installed on the sunken side of the step, and the spindle clamp is installed on the protruding side of the step, so that the installation positions of the spindle processing assembly and the batch flower axis processing assembly are in a vertical plane.

5. The multi-axis CNC high-precision machining machine tool for the precious metal industry as claimed in claim 3, characterized in that: The measuring component is arranged on the spindle clamp, and the measuring component comprises a detection fixing block, a detection cylinder and a detection head. The detection fixing block fixes the detection cylinder and the detection head on the spindle clamp, and the detection cylinder drives the detection head to move.

6. The multi-axis CNC high-precision machining machine tool for the precious metal industry as claimed in claim 2, characterized in that: The Y-axis module is arranged below the equipment bracket and is perpendicular to the direction of the X-axis module; the B-axis module is arranged above the Y-axis module and moves forward and backward driven by the Y-axis module, and the central axis of the B-axis module is the Y-axis direction; the C-axis module is arranged at the output end of the B-axis module, and the central axis of the C-axis module is perpendicular to the central axis of the B-axis module. The workpiece clamping assembly is arranged at the output end of the C-axis module, and the workpiece clamping assembly includes a tool setting instrument, which is used to cooperate with the measuring assembly to determine the distance and relative position between the machining tool and / or the stamping tool and the workpiece.

7. The multi-axis CNC high-precision machining machine tool for the precious metal industry as claimed in claim 1, characterized in that: A right-angle mounting plate is provided at the output end of the B-axis module. The right-angle mounting plate has two side walls which are perpendicularly arranged to each other. The B-axis module and the C-axis module are fixedly connected to the two side walls respectively.

8. The multi-axis CNC high-precision machining machine tool for the precious metal industry as claimed in claim 1, characterized in that: The B-axis module is provided with a pagoda accordion cover, which is in the shape of a trumpet. The smaller opening of the pagoda accordion cover is tightly fitted on the output end of the B-axis module. The cover body of the pagoda accordion cover has a plurality of protruding retractable and deformable annular edges, so that the pagoda accordion cover can be deformed as the B-axis module moves.

9. The multi-axis CNC high-precision machining machine tool for the precious metal industry as claimed in claim 2, characterized in that: It also includes a tool magazine assembly, which is fixedly mounted on the column through a tool magazine mounting seat. The tool magazine assembly includes a tool magazine drive motor, a tool magazine rotating wheel, a tool magazine base plate and a rotating cutter disc. The tool magazine drive motor, the tool magazine rotating wheel and the rotating cutter disc are respectively arranged on both sides of the tool magazine base plate. The tool magazine drive motor and the tool magazine rotating wheel drive the rotating cutter disc to rotate. The rotating cutter disc is equipped with a plurality of claws, and the plurality of claws are arranged on the same circumference with the center of the rotating cutter disc as the center, and a processing tool is placed on the claws.

10. The multi-axis CNC high-precision machining machine tool for the precious metal industry as claimed in claim 2, characterized in that: It also includes a workbench, the equipment bracket is fixedly installed on the workbench, and the workbench is also provided with a waste collection hole, the waste collection hole adopts a funnel-type sinking hole, and the waste collection hole is arranged below the C-axis module.

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