Ball head mirror surface machine tool

Abstract

The invention relates to the technical field of machining, in particular to a ball head mirror surface machine tool which specifically comprises a rack and a moving frame, the moving frame comprises a first mounting frame and a second mounting frame, the first mounting frame is connected with the rack through a transverse moving structure, and the second mounting frame is connected with the first mounting frame through a first vertical linear moving structure; the axial rotating structure is connected with the second mounting frame through a longitudinal moving structure, the comprehensive tool bit set is connected with the axial rotating structure through a second vertical linear moving structure, and the machine frame is further provided with a machining main shaft used for driving a workpiece to rotate and a hydraulic tailstock used for supporting the workpiece. According to the ball head mirror surface machine tool, precise machining adjustment is achieved through the multiple movement structures arranged on the rack, meanwhile, the movement structures are further matched with the axial rotation structure, and therefore the final machining tool bit set can conduct precise machining at multiple angles and multiple distances, and the machining quality is improved.

Description

TECHNICAL FIELD

[0001] The application relates to the technical field of machining, in particular to a ball head mirror surface machine tool. BACKGROUND

[0002] The ball head machining machine tool is a numerical control or ordinary machine tool specially used for machining ball heads, spherical surfaces and complex curved surface workpieces, and the core function thereof is to realize high-precision ball forming through multi-axis linkage and precise tool path control. The ball head mirror surface machine tool has higher requirements for precision during the machining process, and therefore needs to be precisely machined and controlled, and has higher requirements for the machining precision of the machine tool.

[0003] During the machining process of the ball head mirror surface machine tool, multiple tool heads are often used for multi-angle precision machining, and the traditional machine tool has limitations in structure, so that the machining precision of the traditional machine tool is difficult to meet the increasing requirements.

[0004] Therefore, a new ball head mirror surface machine tool is needed to improve the machining precision. SUMMARY

[0005] The application aims to at least solve one of the technical problems in the prior art.

[0006] The application provides a ball head mirror surface machine tool, which comprises a rack, a transverse movement structure, a longitudinal movement structure, a first vertical linear movement structure, a second vertical linear movement structure, an axial rotation structure, a machining spindle, a hydraulic tailstock and a movement frame. The movement frame comprises a first mounting frame and a second mounting frame. The second mounting frame is connected with the first mounting frame through the first vertical linear movement structure, and the first vertical linear movement structure drives the second mounting frame to move linearly along the first vertical linear movement structure. The lower end of the first mounting frame is connected with the rack through the transverse movement structure, and the transverse movement structure drives the first mounting frame to move linearly along the transverse movement structure. The second vertical linear movement structure is rotationally connected with the axial rotation structure, the axial rotation structure is connected with the second mounting frame through the longitudinal movement structure, and the longitudinal movement structure drives the axial rotation structure to move linearly along the longitudinal movement structure. The machining spindle is fixedly connected with the rack, and the hydraulic tailstock is slidably connected with the rack, the machining spindle is used for driving the workpiece to rotate axially, and the hydraulic tailstock is used for axially supporting the workpiece. The second vertical linear movement structure is connected with a comprehensive tool head group, and the comprehensive tool head group is used for machining the workpiece.

[0007] As some sub-solutions of the above technical solutions, the transverse movement structure comprises a transverse movement structure fixed part and a transverse movement structure displacement part; the transverse movement structure fixed part comprises a third sliding rail, a third screw rod fixed part, a third screw rod, a third motor frame and a third motor; The third sliding rail is fixedly connected with the rack, the third screw rod fixed part is fixedly connected with the rack, the third screw rod is rotationally connected with the third screw rod fixed part, and the third screw rod fixed part is used for supporting the third screw rod; The third motor frame is fixedly connected with the rack, the third motor is fixedly connected with the third motor frame, the third motor frame is rotationally connected with the third screw rod, the power output end of the third motor is axially connected with the third screw rod, the third motor drives the third screw rod to axially rotate, the third screw rod is transmissionally connected with the transverse movement structure displacement part, and the third screw rod drives the first mounting frame to linearly move through the transverse movement structure displacement part.

[0008] As some sub-solutions of the above technical solutions, the transverse movement structure displacement part comprises a third sliding block and a third screw rod movement pair; the third sliding block is fixedly connected with the first mounting frame, and the third sliding block is slidingly connected with the third sliding rail; The third screw rod movement pair is fixedly connected with the first mounting frame, and the third screw rod movement pair is threadedly and rotationally connected with the third screw rod; The third screw rod drives the third screw rod movement pair to linearly move the first mounting frame and the third sliding block along the third sliding rail.

[0009] As some sub-solutions of the above technical solutions, the first vertical linear movement structure comprises a first vertical displacement part and a first vertical fixed part; The first vertical fixed part comprises a first mounting seat, a first fixed assembly and a first screw rod, the first mounting seat is fixedly installed at the top end of the first mounting frame, and the top of the first screw rod is rotationally connected with the first mounting seat; The first fixed assembly is fixedly installed at the bottom end of the first mounting seat, and the bottom of the first screw rod is rotationally connected with the first mounting seat; The top end of the first mounting seat is provided with a first motor, the first motor drives the first screw rod to rotate through a coupling, the first screw rod drives the first vertical displacement part to linearly move along the first sliding rail, and the first vertical displacement part is fixedly connected with the second mounting frame.

[0010] As some sub-solutions of the above technical solutions, the first vertical displacement part comprises a first screw rod movement pair, and the first screw rod movement pair is threadedly connected with the first screw rod; the second mounting frame is provided with a first groove accommodating the first screw rod, the first screw rod movement pair is fixedly connected with the top end of the first groove, and the first screw rod drives the first screw rod movement pair to linearly move, so that the second mounting frame linearly moves along the first sliding rail.

[0011] As some sub-schemes of the above technical scheme, the second mounting frame is provided with an advancing platform for installing the axial rotation structure, the longitudinal motion structure includes a longitudinal fixing part and a longitudinal displacement part, the longitudinal fixing part includes a longitudinal motor, a longitudinal mounting frame, a longitudinal screw rod, a longitudinal fixing assembly, a longitudinal connecting assembly and a longitudinal slide rail; the mounting frame is fixedly connected to the advancing platform through the longitudinal connecting assembly, the longitudinal fixing assembly is located below the advancing platform, the mounting frame and the longitudinal connecting assembly are provided with a longitudinal through hole for accommodating the longitudinal screw rod, the longitudinal screw rod passes through the longitudinal through hole and is rotatably connected to the fixing assembly; the longitudinal motor is fixedly connected to the longitudinal mounting frame, the longitudinal motor is connected to the longitudinal screw rod, the longitudinal motor drives the longitudinal screw rod to rotate, the longitudinal slide rail is fixedly connected to the advancing platform, the longitudinal screw rod drives the longitudinal displacement part to move linearly along the longitudinal slide rail, and the longitudinal displacement part is fixedly connected to the axial rotation structure.

[0012] As some sub-schemes of the above technical scheme, the axial rotation structure includes an axial rotation frame; the longitudinal displacement part includes a longitudinal screw motion pair, a longitudinal transmission assembly and a longitudinal slider; the longitudinal transmission assembly is fixedly connected to the axial rotation frame, the longitudinal screw motion pair is threadedly connected to the longitudinal screw, the longitudinal slider is fixedly connected to the bottom of the axial rotation frame, the longitudinal screw motion pair is detachably connected to the longitudinal transmission assembly, and the slider is slidingly connected to the longitudinal slide rail; the longitudinal screw motion pair drives the axial rotation frame to move linearly along the longitudinal slide rail through the transmission assembly.

[0013] As some sub-solutions of the above technical solution, the axial rotation structure also includes a rotating motor and a first rotating assembly. The first rotating assembly is fixedly connected to the axial rotating frame. The rotating motor is used to drive the first rotating assembly to drive the second vertical linear motion structure to rotate.

[0014] As some sub-solutions of the above technical solution, the second vertical linear motion structure includes a second vertical fixing portion and a second vertical moving portion, the integrated cutter head group includes a first cutter head group and a second cutter head group; the second vertical fixing portion includes a second motor, a second fixing assembly, a second screw rod, a second mounting seat and a first mounting plate; the first mounting plate is rotatably connected to the first rotating assembly, the top end of the first mounting plate is fixedly connected to the second mounting seat, the second mounting seat is fixedly connected to the body of the second motor, the power output end of the second motor is connected to the second screw rod, the lower end of the second screw rod is rotatably connected to the second fixing assembly, the second fixing assembly is fixedly connected to the first mounting plate, and the second cutter head group is fixedly connected to the first mounting plate; The second vertical motion part includes a second screw motion pair, a second slide rail and a second mounting plate; the second screw motion pair is threadedly connected to the second screw, the second mounting plate is fixedly connected to the second screw motion pair, the second mounting plate is slidingly connected to the first mounting plate through the second slide rail, the second motor drives the second screw motion pair to drive the second mounting plate to move linearly along the second slide rail through the second screw, and the first cutter head group is fixedly connected to the second mounting plate.

[0015] As some sub-solutions of the above technical solution, the integrated cutter head group also includes a first cutter head group connecting member and a second cutter head group connecting member; the first cutter head group is fixedly connected to the second mounting plate through the first cutter head group connecting member, and the second cutter head group is fixedly connected to the first mounting plate through the second cutter head group connecting member.

[0016] The ball head mirror finishing machine tool provided by this application has at least the following beneficial effects: The ball head mirror machine tool provided in this application realizes precise processing adjustment through multiple motion structures arranged on the frame, and is further coordinated with the axial rotation structure, so that the final processing head group can perform fine processing at multiple angles and distances, thereby improving the processing quality.

[0017] Additional aspects and advantages of the present application will be given in part in the description below, and in part will become obvious from the description below, or will be learned through practice of the present application. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] The above and / or additional aspects and advantages of the present application will become apparent and easily understood from the description of the embodiments in conjunction with the following drawings, in which: Figure 1 It is an axonometric view of a ball head mirror machine tool in a specific embodiment; Figure 2 An exploded view of a ball head mirror machine tool in a specific embodiment; Figure 3 It is a bottom view of a partial structure of a ball head mirror machine tool in a specific embodiment; Figure 4 It is an exploded view of a part of the structure of a ball head mirror machine tool in a specific embodiment; Figure 5 A half-section diagram of a partial structure of a ball head mirror machine tool in a specific embodiment; Figure 6 Other structural axonometric drawings of a ball head mirror machine tool in a specific embodiment; Figure 7 are other structural half-section views of a ball head mirror finishing machine tool in a specific embodiment; Figure 8 An exploded view of other structures of a ball head mirror finishing machine tool in a specific embodiment; In the attached figure: 100 - transverse motion structure; 101 - third slide rail support; 102 - third slide rail; 103 - third slider; 104 - third screw rod fixing member; 105 - third screw rod; 106 - third screw rod kinematic pair; 107 - third motor frame; 108 - third motor; 200-longitudinal motion structure; 201-longitudinal motor; 202-longitudinal mounting frame; 203-longitudinal screw rod; 204-longitudinal screw rod kinematic pair; 205-longitudinal fixed assembly; 206-longitudinal connecting assembly; 207-longitudinal transmission assembly; 208-longitudinal slide rail; 209-longitudinal slide block; 300-first vertical linear motion structure; 301-first motor; 302-first mounting seat; 303-first screw rod; 304-first screw rod kinematic pair; 305-first fixed assembly; 400-second vertical linear motion structure; 401-second motor; 402-second fixed assembly; 403-second screw rod; 404-second screw rod kinematic pair; 405-second slide rail; 406-first tool head group connecting piece; 407-first tool head group; 408-second tool head group connecting piece; 409-second tool head group; 410-second mounting seat; 411-first mounting plate; 412-second mounting plate; 500-axial rotation structure; 501-rotation motor; 502-first rotation assembly; 503-axial rotation frame; 600-machining spindle; 700-hydraulic tailstock; 800-motion frame; 801-first mounting frame; 802-second mounting frame; 803-first slide rail. DETAILED DESCRIPTION

[0019] Embodiments of the present application are described below in detail, examples of which are shown in the drawings, wherein the same or similar notations represent the same or similar elements or elements having the same or similar functions throughout. The embodiments described below by referring to the drawings are exemplary, only for explaining the present application, and cannot be understood as a limitation to the present application.

[0020] In the description of the present application, it is understood that the orientation description, such as the orientation or position relationship indicated by up, down, front, back, left, right, etc. is based on the orientation or position relationship shown in the drawings, only for the convenience of describing the present application and simplifying the description, and is not intended to indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore cannot be understood as a limitation to the present application.

[0021] In the description of the present application, unless otherwise explicitly limited, the words such as arrangement, installation, connection, etc. should be understood broadly, and the person skilled in the art can reasonably determine the specific meaning of the above words in the present application in combination with the specific content of the technical solution.

[0022] The following will be described in combination with Figures 1 to 8 The embodiments of the present application are described.

[0023] Firstly, the application provides a ball head mirror machine tool, comprising a rack, a transverse motion structure 100, a longitudinal motion structure 200, a first vertical linear motion structure 300, a second vertical linear motion structure 400, an axial rotation structure 500, a machining spindle 600, a hydraulic tailstock 700 and a motion frame 800; The motion frame 800 comprises a first mounting frame 801 and a second mounting frame 802; The second mounting frame 802 is connected with the first mounting frame 801 through the first vertical linear motion structure 300, and the first vertical linear motion structure 300 drives the second mounting frame 802 to move linearly along the first vertical linear motion structure 300; The lower end of the first mounting frame 801 is connected with the rack through the transverse motion structure 100, and the transverse motion structure 100 drives the first mounting frame 801 to move linearly along the transverse motion structure 100; The second vertical linear motion structure 400 is rotationally connected with the axial rotation structure 500, the axial rotation structure 500 is connected with the second mounting frame 802 through the longitudinal motion structure 200, and the longitudinal motion structure 200 drives the axial rotation structure 500 to move linearly along the longitudinal motion structure 200; The machining spindle 600 is fixedly connected with the rack, and the hydraulic tailstock 700 is slidingly connected with the rack, the machining spindle 600 is used for driving a workpiece to rotate axially, and the hydraulic tailstock 700 is used for supporting the workpiece axially; The second vertical linear motion structure 400 is connected with a comprehensive tool head group, and the comprehensive tool head group is used for machining the workpiece.

[0024] The rack is stably placed on the ground, the machining spindle 600 connected to the rack clamps the workpiece to be machined and drives the workpiece to rotate, the hydraulic tail seat 700 abuts against the workpiece, so that the workpiece rotates stably and avoids shaking; the transverse movement structure 100 drives the whole movement frame 800 to move transversely, so that the first mounting frame 801 and the second mounting frame 802 in the movement frame 800 move transversely together to adjust the transverse relative position with the workpiece; the first mounting frame 801 is directly connected to the transverse movement structure 100 and is also connected to the first vertical linear movement structure 300, so that the second mounting frame 802 connected to the first vertical linear movement structure 300 can move transversely driven by the first mounting frame 801 and also move vertically through the first vertical linear movement structure 300; at this time, the second mounting frame 802 can also drive the axial rotation structure 500 to move linearly along the longitudinal movement structure 200 through the longitudinal movement structure 200, so that the relative position of the axial rotation structure 500 to the workpiece can be adjusted transversely, longitudinally and angularly; on this basis, the second vertical linear movement structure 400 can further adjust the distance between the comprehensive tool head group and the workpiece when the angle changes, thereby improving the machining precision.

[0025] The transverse movement structure 100 comprises a transverse movement structure fixed part and a transverse movement structure displacement part; the transverse movement structure fixed part comprises a third sliding rail 102, a third screw rod fixing piece 104, a third screw rod 105, a third motor frame 107 and a third motor 108; The third sliding rail 102 is fixedly connected to the rack, the third screw rod fixing piece 104 is fixedly connected to the rack, the third screw rod 105 is rotationally connected to the third screw rod fixing piece 104, and the third screw rod fixing piece 104 is used for supporting the third screw rod 105; The third motor frame 107 is fixedly connected to the rack, the third motor 108 is fixedly connected to the third motor frame 107, the third motor frame 107 is rotationally connected to the third screw rod 105, the power output end of the third motor 108 is axially connected to the third screw rod 105, the third motor 108 drives the third screw rod 105 to rotate axially, the third screw rod 105 is transmissionally connected to the transverse movement structure displacement part, and the third screw rod 105 drives the first mounting frame 801 to move linearly through the transverse movement structure displacement part.

[0026] In the transverse movement structure 100, a plurality of third sliding rail support seats 101 are arranged, the third sliding rail 102 is connected to the rack through the third sliding rail support seat 101, the third motor 108 drives the third screw rod 105 to rotate, thereby driving the third screw rod movement pair 106 to move linearly, and further enabling the movement frame 800 on the rack to move linearly transversely under the driving of the transverse movement structure 100, so as to adjust the specific position.

[0027] The transverse motion structure displacement part comprises a third sliding block 103 and a third screw motion pair 106; the third sliding block 103 is fixedly connected with the first mounting frame 801, and the third sliding block 103 is in sliding connection with the third sliding rail 102; The third screw motion pair 106 is fixedly connected with the first mounting frame 801, and the third screw motion pair 106 is in threaded rotation connection with the third screw rod 105; The third screw rod 105 drives the third screw motion pair 106 to make the first mounting frame 801 and the third sliding block 103 move linearly along the third sliding rail 102.

[0028] The bottom end of the first mounting frame 801 is fixedly connected with the third sliding block 103 and the third screw motion pair 106, and when the third motor 108 drives the third screw rod 105 to rotate, the third screw motion pair 106 in threaded connection with the third screw rod 105 moves linearly, thereby driving the first mounting frame 801 to move linearly along the third sliding rail 102, so that the first mounting frame 801 has a transverse displacement performance, thereby enabling the second mounting frame 802 and the axial rotation structure 500 connected with the second mounting frame to jointly displace transversely.

[0029] The first vertical linear motion structure 300 comprises a first vertical displacement part and a first vertical fixed part; The first vertical fixed part comprises a first mounting seat 302, a first fixed assembly 305 and a first screw rod 304, the first mounting seat 302 is fixedly installed at the top end of the first mounting frame 801, and the top of the first screw rod 304 is in rotation connection with the first mounting seat 302; The first fixed assembly 305 is fixedly installed at the bottom end of the first mounting seat 302, and the bottom of the first screw rod 304 is in rotation connection with the first mounting seat 302; The top end of the first mounting seat 302 is provided with the first motor 301, the first motor 301 drives the first screw rod 304 to rotate through a shaft coupling, the first screw rod 304 drives the first vertical displacement part to move linearly along the first sliding rail 803, and the first vertical displacement part is fixedly connected with the second mounting frame 802.

[0030] In the first vertical linear motion structure 300, the first motor 301 drives the first screw rod 304 to rotate, and in this process, the rotation direction and rotation number of the first motor 301 can be accurately controlled, so as to control the rotation degree of the first screw rod 304, and further enable the first screw rod 304 to drive the first vertical displacement part to accurately move linearly along the first sliding rail 803, thereby driving the components directly or indirectly connected with the first vertical displacement part to stably and accurately move linearly, and the movement ability of the comprehensive tool head assembly in the vertical direction is improved, and the machining precision is improved.

[0031] The first vertical displacement part comprises a first screw rod motion pair 303, which is in threaded connection with a first screw rod 304; the second mounting frame 802 is provided with a first recess for accommodating the first screw rod 304, and the first screw rod motion pair 303 is fixedly connected with the top end of the first recess; the first screw rod 304 drives the first screw rod motion pair 303 to move linearly, so that the second mounting frame 802 moves linearly along the first slide rail.

[0032] The first screw rod motion pair 303 in the first vertical displacement part is in threaded connection with the first screw rod 304, so that the rotation of the first screw rod 304 can be converted into linear motion, so that the first screw rod motion pair 303 can precisely and reliably drive the second mounting frame 802 to move along the first slide rail 803; at the same time, the first screw rod 304 is located in the first recess of the second mounting frame 802, and the top end of the first recess is fixedly connected with the first screw rod motion pair 303, which not only saves space, but also makes the movement of the second mounting frame 802 more stable, so that the second mounting frame 802 shakes less during vertical movement, and the machining precision is improved.

[0033] The second mounting frame 802 is provided with an advancing platform for mounting the axial rotation structure 500; the longitudinal movement structure 200 comprises a longitudinal fixed part and a longitudinal displacement part; the longitudinal fixed part comprises a longitudinal motor 201, a longitudinal mounting frame 202, a longitudinal screw rod 203, a longitudinal fixed assembly 205, a longitudinal connecting assembly 206 and a longitudinal slide rail 208; the mounting frame 202 is fixedly connected with the advancing platform through the longitudinal connecting assembly 206; the longitudinal fixed assembly 205 is located below the advancing platform; the mounting frame 202 and the longitudinal connecting assembly 206 are provided with a longitudinal through hole for accommodating the longitudinal screw rod 203; the longitudinal screw rod 203 is in rotational connection with the fixed assembly 205 through the longitudinal through hole; the longitudinal motor 201 is fixedly connected with the longitudinal mounting frame 202; the longitudinal motor 201 is connected with the longitudinal screw rod 203; the longitudinal motor 201 drives the longitudinal screw rod 203 to rotate; the longitudinal slide rail 208 is fixedly connected with the advancing platform; the longitudinal screw rod 203 drives the longitudinal displacement part to move linearly along the longitudinal slide rail 208; the longitudinal displacement part is fixedly connected with the axial rotation structure 500.

[0034] The second mounting frame 802 is provided with an advancing platform, which is used for fixedly connecting with the longitudinal movement structure 200, so that the axial rotation structure 500, which is in transmission connection with the longitudinal movement structure 200, can obtain stable support, and the movement stability of the axial rotation structure 500 is improved; the longitudinal fixed part in the longitudinal movement structure 200 is fixedly connected with the advancing platform; the longitudinal motor 201 contained in the longitudinal fixed part drives the longitudinal screw rod 203 to rotate, so as to drive the longitudinal displacement part to move linearly, drive the axial rotation structure 500 fixedly connected with the longitudinal displacement part and the components connected with the axial rotation structure 500 to move linearly stably, and thus the machining precision is improved.

[0035] The axial rotation structure 500 comprises an axial rotation frame 503; the longitudinal displacement part comprises a longitudinal screw motion pair 204, a longitudinal transmission assembly 207 and a longitudinal sliding block 209; the longitudinal transmission assembly 207 is fixedly connected with the axial rotation frame 503, the longitudinal screw motion pair 204 is threadedly connected with the longitudinal screw rod 203, the longitudinal sliding block 209 is fixedly connected with the bottom of the axial rotation frame 503, the longitudinal screw motion pair 204 is detachably connected with the longitudinal transmission assembly 207, and the sliding block 209 is slidingly connected with the longitudinal sliding rail 208; the longitudinal screw motion pair 204 drives the axial rotation frame 503 to move linearly along the longitudinal sliding rail 208 through the transmission assembly 207.

[0036] The longitudinal displacement part in the longitudinal motion structure 200 moves linearly under the driving of the longitudinal fixed part, so that the axial rotation structure 500 fixedly connected with the longitudinal displacement part can move longitudinally along the advancing platform, so that the axial rotation structure 500 can be adjusted in position longitudinally, thereby enabling the second vertical linear motion structure 400 located on the axial rotation structure 500 to be adjusted in position in time and improving the precision in the machining process.

[0037] The axial rotation structure 500 further comprises a rotation motor 501 and a first rotation assembly 502, the first rotation assembly 502 is fixedly connected with the axial rotation frame 503, and the rotation motor 501 is used to drive the first rotation assembly 502 to drive the second vertical linear motion structure 400 to rotate.

[0038] In the axial rotation structure 500, the axial rotation frame 503 moves longitudinally under the driving of the longitudinal motion structure 200, so that the second vertical linear motion structure 400 connected with the first rotation assembly 502 rotates, thereby changing the angle of the second vertical linear motion structure 400, so that the comprehensive tool head group connected with the second vertical linear motion structure 400 can have multiple direction tool entry angles, further improving the machining precision.

[0039] The second vertical linear motion structure 400 comprises a second vertical fixed part and a second vertical motion part, and the comprehensive tool head group comprises a second tool head group 409; the second vertical fixed part comprises a second motor 401, a second fixed assembly 402, a second screw rod 403, a second mounting seat 410 and a first mounting plate 411; the first mounting plate 411 is rotationally connected with the first rotation assembly 502, the top end of the first mounting plate 411 is fixedly connected with the second mounting seat 410, the second mounting seat 410 is fixedly connected with the body of the second motor 401, the power output end of the second motor 401 is connected with the second screw rod 403, the lower end of the second screw rod 403 is rotationally connected with the second fixed assembly 402, the second fixed assembly 402 is fixedly connected with the first mounting plate 411, and the second tool head group 409 is fixedly connected with the first mounting plate 411.

[0040] The second vertical fixed part in the second vertical linear motion structure 400 is rotationally connected with the first rotating assembly 502 in the axial rotating structure 500, so that the second vertical displacement part can be driven to deflect in angle through rotation adjustment, and the workpiece can be preliminarily processed by the second tool head group 409 fixed on the first mounting plate 411, so that the machining process of the workpiece is divided into steps and tool heads for cutting, thereby improving the machining precision.

[0041] The comprehensive tool head group further comprises a first tool head group 407; the second vertical motion part comprises a second screw motion pair 404, a second sliding rail 405 and a second mounting plate 412; the second screw motion pair 404 is threadedly connected with the second screw rod 403, the second mounting plate 412 is fixedly connected with the second screw motion pair 404, the second mounting plate 412 is slidingly connected with the first mounting plate 411 through the second sliding rail 405, the second motor 401 drives the second mounting plate 412 to move linearly along the second sliding rail 405 through the second screw rod 403, and the first tool head group 407 is fixedly connected with the second mounting plate 412.

[0042] The first tool head group 407 fixedly connected with the second mounting plate 412 can provide more machining space when the workpiece needs to be precisely machined at a specific angle and a specific depth during the machining process, thereby further improving the adjustable machining range and machining precision.

[0043] The comprehensive tool head group further comprises a first tool head group connecting member 406 and a second tool head group connecting member 408; the first tool head group 407 is fixedly connected with the second mounting plate 412 through the first tool head group connecting member 406, and the second tool head group 409 is fixedly connected with the first mounting plate 411 through the second tool head group connecting member 408.

[0044] The first tool head group connecting member 406 mainly avoids the deformation of the second mounting plate caused by the frequent replacement of the first tool head group 407, and the second tool head group connecting member 408 mainly avoids the deformation of the first mounting plate caused by the frequent replacement of the second tool head group 409.

[0045] Although the description of the present application has been quite detailed and specific to the specific embodiments, it is not intended to be limited to any of these details or embodiments or any special embodiment, but should be considered to be a broad interpretation of the prior art by reference to the appended claims, so as to effectively cover the intended scope of the present application. In addition, the present application is described above in the embodiments that the applicant can foresee, and the purpose is to provide a useful description, and non-essential modifications to the present application that have not yet been foreseen can still represent equivalent modifications of the present application.

Claims

1. A ball head mirror machine tool, characterized in that: It includes a frame, a transverse motion structure, a longitudinal motion structure, a first vertical linear motion structure, a second vertical linear motion structure, an axial rotation structure, a machining spindle, a hydraulic tailstock and a motion frame; The motion frame includes a first mounting frame and a second mounting frame; The second mounting frame is connected to the first mounting frame via the first vertical linear motion structure; the first vertical linear motion structure causes the second mounting frame to move linearly along the first vertical linear motion structure; The lower end of the first mounting frame is connected to the frame via the lateral motion structure, and the lateral motion structure enables the first mounting frame to move linearly along the lateral motion structure; The second vertical linear motion structure is rotationally connected to the axial rotation structure, the axial rotation structure is connected to the second mounting frame via the longitudinal motion structure, and the longitudinal motion structure drives the axial rotation structure to move linearly along the longitudinal motion structure; The machining spindle is fixedly connected to the frame, and the hydraulic tailstock is slidably connected to the frame. The machining spindle is used to drive the workpiece to rotate axially, and the hydraulic tailstock is used to axially support the workpiece. The second vertical linear motion structure is connected to an integrated tool head group, and the integrated tool head group is used to process a workpiece.

2. A ball head mirror finishing machine tool according to claim 1, characterized in that: The lateral motion structure includes a lateral motion structure fixing portion and a lateral motion structure displacement portion; the lateral motion structure fixing portion includes a third slide rail, a third screw rod fixing member, a third screw rod, a third motor frame and a third motor; The third slide rail is fixedly connected to the frame, the third screw rod fixing piece is fixedly connected to the frame, the third screw rod is rotatably connected to the third screw rod fixing piece, and the third screw rod fixing piece is used to support the third screw rod; The third motor frame is fixedly connected to the frame, the third motor is fixedly connected to the third motor frame, the third motor frame is rotatably connected to the third screw rod, the power output end of the third motor is axially connected to the third screw rod, the third motor drives the third screw rod to rotate axially, the third screw rod is transmission-connected to the lateral motion structure displacement part, and the third screw rod drives the first mounting frame to move linearly through the lateral motion structure displacement part.

3. A ball head mirror finishing machine tool according to claim 2, characterized in that: The lateral motion structure displacement portion includes a third slider and a third screw motion pair; the third slider is fixedly connected to the first mounting bracket, and the third slider is slidably connected to the third slide rail; The third screw motion pair is fixedly connected to the first mounting bracket, and the third screw motion pair is threadedly connected to the third screw; The third screw drives the third screw motion pair to make the first mounting bracket and the third sliding block move linearly along the third slide rail.

4. A ball head mirror finishing machine tool according to claim 3, characterized in that: The first vertical linear motion structure includes a first vertical displacement portion and a first vertical fixing portion; The first vertical fixing portion includes a first mounting seat, a first fixing assembly and a first screw rod, wherein the first mounting seat is fixedly mounted on the top of the first mounting frame, and the top of the first screw rod is rotatably connected to the first mounting seat; The first fixing assembly is fixedly mounted on the bottom end of the first mounting base, and the bottom end of the first screw rod is rotatably connected to the first mounting base; A first motor is installed at the top of the first mounting seat. The first motor rotates the first screw rod through a coupling. The first screw rod drives the first vertical displacement part to move linearly along the first slide rail. The first vertical displacement part is fixedly connected to the second mounting bracket.

5. A ball head mirror finishing machine tool according to claim 4, characterized in that: The first vertical displacement portion includes a first screw motion pair, which is threadedly connected to the first screw; the second mounting bracket is provided with a first groove for accommodating the first screw, and the first screw motion pair is fixedly connected to the top end of the first groove. The first screw drives the first screw motion pair to move linearly, so that the second mounting bracket moves linearly along the first slide rail.

6. A ball head mirror finishing machine tool according to claim 5, characterized in that: The second mounting frame is provided with an advancing platform for mounting the axial rotation structure, and the longitudinal motion structure includes a longitudinal fixing part and a longitudinal displacement part, and the longitudinal fixing part includes a longitudinal motor, a longitudinal mounting frame, a longitudinal screw rod, a longitudinal fixing assembly, a longitudinal connecting assembly and a longitudinal slide rail; the mounting frame is fixedly connected to the advancing platform through the longitudinal connecting assembly, and the longitudinal fixing assembly is located below the advancing platform, and the mounting frame and the longitudinal connecting assembly are provided with a longitudinal through hole for accommodating the longitudinal screw rod to pass through, and the longitudinal screw rod passes through the longitudinal through hole and is rotatably connected to the fixing assembly; the longitudinal motor is fixedly connected to the longitudinal mounting frame, and the longitudinal motor is connected to the longitudinal screw rod, and the longitudinal motor drives the longitudinal screw rod to rotate, and the longitudinal slide rail is fixedly connected to the advancing platform, and the longitudinal screw rod drives the longitudinal displacement part to move linearly along the longitudinal slide rail, and the longitudinal displacement part is fixedly connected to the axial rotation structure.

7. A ball head mirror finishing machine tool according to claim 6, characterized in that: The axial rotation structure includes an axial rotation frame; the longitudinal displacement part includes a longitudinal screw motion pair, a longitudinal transmission assembly and a longitudinal slider; the longitudinal transmission assembly is fixedly connected to the axial rotation frame, the longitudinal screw motion pair is threadedly connected to the longitudinal screw, the longitudinal slider is fixedly connected to the bottom of the axial rotation frame, the longitudinal screw motion pair is detachably connected to the longitudinal transmission assembly, and the slider is slidably connected to the longitudinal slide rail; the longitudinal screw motion pair drives the axial rotation frame to move linearly along the longitudinal slide rail through the transmission assembly.

8. The ball head mirror finishing machine tool according to claim 7, characterized in that: The axial rotation structure further includes a rotating motor and a first rotating assembly. The first rotating assembly is fixedly connected to the axial rotating frame. The rotating motor is used to drive the first rotating assembly to drive the second vertical linear motion structure to rotate.

9. The ball head mirror finishing machine tool according to claim 8, characterized in that: The second vertical linear motion structure includes a second vertical fixing portion and a second vertical moving portion, the integrated cutter head group includes a first cutter head group and a second cutter head group; the second vertical fixing portion includes a second motor, a second fixing assembly, a second screw rod, a second mounting seat and a first mounting plate; the first mounting plate is rotatably connected to the first rotating assembly, the top end of the first mounting plate is fixedly connected to the second mounting seat, the second mounting seat is fixedly connected to the body of the second motor, the power output end of the second motor is connected to the second screw rod, the lower end of the second screw rod is rotatably connected to the second fixing assembly, the second fixing assembly is fixedly connected to the first mounting plate, and the second cutter head group is fixedly connected to the first mounting plate; The second vertical motion part includes a second screw motion pair, a second slide rail and a second mounting plate; the second screw motion pair is threadedly connected to the second screw, the second mounting plate is fixedly connected to the second screw motion pair, the second mounting plate is slidingly connected to the first mounting plate through the second slide rail, the second motor drives the second screw motion pair to drive the second mounting plate to move linearly along the second slide rail through the second screw, and the first cutter head group is fixedly connected to the second mounting plate.

10. The ball head mirror finishing machine tool according to claim 9, characterized in that: The integrated cutter head group also includes a first cutter head group connecting member and a second cutter head group connecting member; the first cutter head group is fixedly connected to the second mounting plate via the first cutter head group connecting member, and the second cutter head group is fixedly connected to the first mounting plate via the second cutter head group connecting member.

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