CNC numerical control machine tool facilitating workpiece positioning and clamping

Abstract

The CNC numerical control machine tool comprises a machine base and a machine frame arranged on the machine base, the machine frame is provided with a first translation mechanism, a second translation mechanism and a machining module, the machine base is provided with a workbench, a first installation rod and a second installation rod, and the first installation rod and the second installation rod are used for being connected with the workbench. The first mounting rod and the second mounting rod are symmetrically arranged at the bottom of the workbench, the workbench is further provided with a first station and a second station, the first station is provided with a clamping structure and a positioning structure, the second station is provided with a mounting groove, and the mounting groove is provided with a second clamping seat and a mounting seat. According to the CNC machine tool, the clamp can be conveniently and quickly mounted and moved, so that the mounting efficiency and the moving convenience of the clamp can be effectively improved, a workpiece can be conveniently, quickly and stably positioned and adjusted, and the workpiece machining efficiency and the machining reliability of the CNC machine tool are improved.

Description

Technical Field

[0001] The utility model relates to the technical field of numerical control machine tools, in particular to a CNC numerical control machine tool which is convenient for positioning and clamping a workpiece. Background Art

[0002] CNC machine tool is the abbreviation of numerical control machine tool. It is an automated machine tool equipped with a program control system. It can automatically process workpieces according to a pre-written program. CNC machine tools have the advantages of high processing precision and high processing efficiency. However, existing CNC machine tools still have the following shortcomings: 1. The fixture installation of existing CNC machine tools needs to be fixed by bolts and pressure blocks. This fixing method requires tightening multiple bolts with a wrench, which is time-consuming and labor-intensive, making it inconvenient to install and move the fixture of the CNC machine tool; 2. Traditional machine tool fixtures are relatively simple, and only use two vises to squeeze and clamp the workpiece, resulting in poor positioning effect and insufficient workpiece clamping stability. Utility Model Content

[0003] In order to overcome the deficiencies of the existing technical solutions, the utility model provides a CNC machine tool that is convenient for positioning and clamping a workpiece, which can effectively solve the problems raised by the background technology.

[0004] The technical solution adopted by the utility model to solve its technical problems is:

[0005] A CNC machine tool for convenient positioning and clamping of a workpiece, comprising a machine base and a frame arranged on the machine base, the frame being provided with a first translation mechanism, a second translation mechanism and a processing module, the machine base being provided with a workbench, a first mounting rod and a second mounting rod for connecting the workbench, the first mounting rod and the second mounting rod being symmetrically arranged at the bottom of the workbench, the workbench being further provided with a first workstation and a second workstation, the first workstation being provided with a clamping structure and a positioning structure, the clamping structure comprising a plurality of first clamping seats, a first adjustment guide rail, a second adjustment guide rail, a third adjustment guide rail and a fourth adjustment guide rail, the positioning structure comprising a controller, a driver and a plurality of positioning seats, the second workstation being provided with a mounting slot, wherein the mounting slot is provided with a second clamping seat and a mounting seat, the mounting seat being movably connected to the mounting slot, and the mounting seat being provided with a positioning wheel and a measuring sensor;

[0006] The positioning seat is respectively connected to the first adjustment guide rail, the second adjustment guide rail, the third adjustment guide rail and the fourth adjustment guide rail, the first adjustment guide rail and the second adjustment guide rail are symmetrically arranged on the workbench, and the third adjustment guide rail and the fourth adjustment guide rail are symmetrically arranged on the workbench, wherein the first adjustment guide rail, the second adjustment guide rail, the third adjustment guide rail and the fourth adjustment guide rail are horizontally arranged on the workbench, wherein the first clamping seat is respectively connected to the first adjustment guide rail, the second adjustment guide rail, the third adjustment guide rail and the fourth adjustment guide rail, the first adjustment guide rail, the second adjustment guide rail, the third adjustment guide rail and the fourth adjustment guide rail are connected to the slide rail, and the slide rail is longitudinally arranged on the workbench.

[0007] As a further description of the above technical solution, the processing module includes a processing knife and a knife holder, the knife holder has a built-in lifting mechanism, the lifting mechanism includes a cylinder and a slide, the slide is connected to the processing knife, the knife holder is connected to a first translation mechanism, the first translation mechanism is connected to a second translation mechanism, wherein the knife holder moves along the X-axis direction of the frame through the first translation mechanism, and the knife holder moves along the Y-axis direction of the frame through the second translation mechanism.

[0008] As a further description of the above technical solution, the first translation mechanism includes a first track and a first drive module, the first drive module includes a guide wheel seat and a first motor, the second translation mechanism includes a second track and a second drive module, the second track is symmetrically arranged on both sides of the frame, the second drive module includes a servo motor, a screw and a bearing seat, and the second track is also provided with a guide structure.

[0009] As a further description of the above technical solution, the guide structure includes a guide seat and a plurality of guide rods, the guide seat is connected to the second track, and the guide rods are passed through the guide seat.

[0010] As a further description of the above technical solution, the workbench is provided with a slide at the connection between the first mounting rod and the second mounting rod, and a third driving module is also provided at the bottom of the workbench. The third driving module includes a second motor and a transmission rod, and the workbench moves along the X-axis direction of the frame.

[0011] As a further description of the above technical solution, the connections between the first adjustment guide rail, the second adjustment guide rail, the third adjustment guide rail and the fourth adjustment guide rail and the slide rail are all provided with a locking structure, and the locking structure includes a spring and a buckle, and the buckle is connected to the positioning seat, and the positioning seat is provided with a plurality of slots.

[0012] As a further description of the above technical solution, the mounting seat is connected to the first mounting rod and the second mounting rod respectively, and a stepping motor is provided on the mounting seat, and the mounting seat moves along the X-axis direction of the frame.

[0013] As a further description of the above technical solution, the first adjustment guide rail moves along the direction of the second adjustment guide rail through the sliding rail, and the third adjustment guide rail moves along the direction of the fourth adjustment guide rail through the sliding rail. The second adjustment guide rail and the fourth adjustment guide rail are also provided with clamping grooves.

[0014] Compared with the prior art, the beneficial effects of the present invention are:

[0015] The utility model provides a CNC machine tool that facilitates workpiece positioning and clamping, and has at least one of the following beneficial effects during use:

[0016] The workpiece can be clamped and processed through the first station and the second station on the workbench. The first station is provided with a positioning structure and a clamping structure. The first clamping seat is symmetrically arranged on the first adjustment rail, the second adjustment rail, the third adjustment rail and the fourth adjustment rail. The positioning seat is provided with a plurality of slots, which can be positioned and fixed by a locking structure, so that the first clamping seat clamps the workpiece. The second clamping seat is used for processing tubular workpieces. The mounting seat corresponding to the second clamping seat is provided with a positioning wheel and a measuring sensor. The positioning wheel is symmetrically arranged on the mounting seat. The mounting seat can be moved by the first mounting rod and the second mounting rod. It can be adjusted and positioned according to the length of the workpiece, which is convenient for operation. It is convenient to quickly install and move the fixture, thereby effectively improving the installation efficiency of the fixture and the convenience of the fixture movement, and can facilitate the rapid and stable positioning and adjustment of the workpiece, thereby improving the efficiency of the CNC machine tool in processing the workpiece and the reliability of the processing. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 This is a schematic diagram of the overall structure of a CNC machine tool that facilitates workpiece positioning and clamping in the present utility model;

[0018] Figure 2 This is a schematic diagram of the first side structure of a CNC machine tool that facilitates workpiece positioning and clamping according to the present invention;

[0019] Figure 3 This is a schematic diagram of the second side structure of a CNC machine tool that facilitates workpiece positioning and clamping according to the present invention;

[0020] Figure 4 This is a perspective structural diagram of a CNC machine tool that facilitates workpiece positioning and clamping according to the present invention.

[0021] Numbers in the figure:

[0022] 1. Frame; 101. Processing module; 102. Lifting mechanism; 2. Machine base; 201. Workbench; 202. First mounting rod; 203. First workstation; 204. Second workstation; 205. Locking structure; 206. First adjusting rail; 207. Second adjusting rail; 208. Slide rail; 209. Third adjusting rail; 210. Fourth adjusting rail; 211. First clamping seat; 212. Positioning seat; 213. Second clamping seat; 214. Mounting seat; 215. Measuring sensor; 216. Positioning wheel; 217. Stepping motor; 218. Controller; 219. Driver; 220. Second mounting rod; 3. First translation mechanism; 301. First track; 4. Second translation mechanism; 401. Servo motor; 402. Bearing seat; 403. Screw rod; 404. Guide seat; 405. Guide rod; 406. Second track. DETAILED DESCRIPTION

[0023] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the embodiments described are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without making creative efforts are within the scope of protection of the present invention.

[0024] like Figure 1-4 As shown, the present invention provides a CNC machine tool that facilitates workpiece positioning and clamping, including a machine base 2 and a frame 1 arranged on the machine base 2, the frame 1 is provided with a first translation mechanism 3, a second translation mechanism 4 and a processing module 101, the machine base 2 is provided with a workbench 201, a first mounting rod 202 and a second mounting rod 220 for connecting the workbench 201, the first mounting rod 202 and the second mounting rod 220 are symmetrically arranged at the bottom of the workbench 201, the workbench 201 is further provided with a first station 203 and a second station 204, the first station 203 is provided with a clamping structure and a positioning structure, the clamping structure includes a plurality of first clamping seats 211, a first adjustment guide rail 206, a second adjustment guide rail 207, a third adjustment guide rail 209 and a fourth adjustment guide rail 210, the positioning structure includes a controller 218, a driver 219 and a plurality of positioning seats 212, the second workstation 204 is provided with a mounting groove, wherein the mounting groove is provided with a second clamping seat 213 and a mounting seat 214, the mounting seat 214 is movably connected to the mounting groove, and the mounting seat 214 is provided with a positioning wheel 216 and a measuring sensor 215.

[0025] During use, this embodiment can be used to clamp a workpiece for processing via the first station 203 and the second station 204 on the workbench 201. The first station 203 is provided with a positioning structure and a clamping structure. The first clamping seat 211 is symmetrically arranged on the first adjustment rail 206, the second adjustment rail 207, the third adjustment rail 209, and the fourth adjustment rail 210. The positioning seat 212 is provided with a plurality of slots, which can be positioned and fixed by the locking structure 205, so that the first clamping seat 211 clamps the workpiece. The second clamping seat 213 is used for processing tubular workpieces. The mounting seat 214 corresponding to the second clamping seat 213 is provided with a positioning wheel 216 and a measuring sensor 215. The positioning wheel 216 is symmetrically arranged on the mounting seat 214. The mounting seat 214 can be moved by the first mounting rod 202 and the second mounting rod 220. It can be adjusted and positioned according to the length of the workpiece, which is convenient for operation.

[0026] The positioning seat 212 is respectively connected to the first adjusting guide rail 206, the second adjusting guide rail 207, the third adjusting guide rail 209 and the fourth adjusting guide rail 210, the first adjusting guide rail 206 and the second adjusting guide rail 207 are symmetrically arranged on the workbench 201, and the third adjusting guide rail 209 and the fourth adjusting guide rail 210 are symmetrically arranged on the workbench 201, wherein the first adjusting guide rail 206, the second adjusting guide rail 207, the third adjusting guide rail 209 and the fourth adjusting guide rail 210 are horizontally arranged on the workbench 201, wherein the first clamping seat 211 is respectively connected to the first adjusting guide rail 206, the second adjusting guide rail 207, the third adjusting guide rail 209 and the fourth adjusting guide rail 210, the first adjusting guide rail 206, the second adjusting guide rail 207, the third adjusting guide rail 209 and the fourth adjusting guide rail 210 are connected to the slide rail 208, and the slide rail 208 is longitudinally arranged on the workbench 201.

[0027] This embodiment facilitates the rapid installation and movement of the fixture, thereby effectively improving the installation efficiency of the fixture and the convenience of the fixture movement, and facilitates the rapid and stable positioning and adjustment of the workpiece, thereby improving the efficiency and reliability of the CNC machine tool in processing the workpiece.

[0028] It is further explained that the processing module 101 includes a processing knife and a knife holder, and the knife holder has a built-in lifting mechanism 102. The lifting mechanism 102 includes a cylinder and a slide. The slide is connected to the processing knife, and the knife holder is connected to the first translation mechanism 3. The first translation mechanism 3 is connected to the second translation mechanism 4, wherein the knife holder moves along the X-axis direction of the frame 1 through the first translation mechanism 3, and the knife holder moves along the Y-axis direction of the frame 1 through the second translation mechanism 4.

[0029] It is further explained that the first translation mechanism 3 includes a first rail 301 and a first drive module, the first drive module includes a guide wheel seat and a first motor, the second translation mechanism 4 includes a second rail 406 and a second drive module, the second rail 406 is symmetrically arranged on both sides of the frame 1, the second drive module includes a servo motor 401, a screw rod 403 and a bearing seat 402, and the second rail 406 is also provided with a guide structure.

[0030] It is further explained that the guide structure includes a guide seat 404 and a plurality of guide rods 405 . The guide seat 404 is connected to the second track 406 , and the guide rods 405 are disposed on the guide seat 404 .

[0031] It is further explained that the workbench 201 is provided with a slide at the connection between the first mounting rod 202 and the second mounting rod 220, and a third driving module is also provided at the bottom of the workbench 201. The third driving module includes a second motor and a transmission rod. The workbench 201 moves along the X-axis direction of the frame 1.

[0032] It is further explained that the connections between the first adjustment guide rail 206, the second adjustment guide rail 207, the third adjustment guide rail 209 and the fourth adjustment guide rail 210 and the slide rail 208 are all provided with a locking structure 205, and the locking structure 205 includes a spring and a buckle, and the buckle is connected to the positioning seat 212, and the positioning seat 212 is provided with a plurality of slots.

[0033] It is further explained that the mounting base 214 is connected to the first mounting rod 202 and the second mounting rod 220 respectively. A stepping motor 217 is provided on the mounting base 214 , and the mounting base 214 moves along the X-axis direction of the frame 1 .

[0034] It is further explained that the first adjustment rail 206 moves along the direction of the second adjustment rail 207 through the slide rail 208, and the third adjustment rail 209 moves along the direction of the fourth adjustment rail 210 through the slide rail 208. The second adjustment rail 207 and the fourth adjustment rail 210 are also provided with clamping grooves.

[0035] It will be apparent to those skilled in the art that the present invention is not limited to the details of the exemplary embodiments described above and that the present invention can be implemented in other specific forms without departing from the spirit or essential characteristics of the present invention. Therefore, the embodiments should be considered in all respects as illustrative and non-restrictive, and the scope of the present invention is defined by the appended claims, not the foregoing description, and all variations within the meaning and range of equivalents of the claims are intended to be encompassed within the present invention. Any reference sign in a claim should not be construed as limiting the claim to which it relates.

Claims

1. A CNC machine tool that facilitates workpiece positioning and clamping, characterized by: The machine base comprises a machine frame and a frame arranged on the machine base, the frame is provided with a first translation mechanism, a second translation mechanism and a processing module, the machine base is provided with a workbench, a first mounting rod and a second mounting rod for connecting the workbench, the first mounting rod and the second mounting rod are symmetrically arranged at the bottom of the workbench, the workbench is further provided with a first workstation and a second workstation, the first workstation is provided with a clamping structure and a positioning structure, the clamping structure comprises a plurality of first clamping seats, a first adjustment guide rail, a second adjustment guide rail, a third adjustment guide rail and a fourth adjustment guide rail, the positioning structure comprises a controller, a driver and a plurality of positioning seats, the second workstation is provided with a mounting slot, wherein the mounting slot is provided with a second clamping seat and a mounting seat, the mounting seat is movably connected to the mounting slot, and the mounting seat is provided with a positioning wheel and a measuring sensor; The positioning seat is respectively connected to the first adjustment guide rail, the second adjustment guide rail, the third adjustment guide rail and the fourth adjustment guide rail, the first adjustment guide rail and the second adjustment guide rail are symmetrically arranged on the workbench, and the third adjustment guide rail and the fourth adjustment guide rail are symmetrically arranged on the workbench, wherein the first adjustment guide rail, the second adjustment guide rail, the third adjustment guide rail and the fourth adjustment guide rail are horizontally arranged on the workbench, wherein the first clamping seat is respectively connected to the first adjustment guide rail, the second adjustment guide rail, the third adjustment guide rail and the fourth adjustment guide rail, the first adjustment guide rail, the second adjustment guide rail, the third adjustment guide rail and the fourth adjustment guide rail are connected to the slide rail, and the slide rail is longitudinally arranged on the workbench.

2. A CNC machine tool for convenient workpiece positioning and clamping according to claim 1, characterized in that: The processing module includes a processing knife and a knife holder, the knife holder has a built-in lifting mechanism, the lifting mechanism includes a cylinder and a slide, the slide is connected to the processing knife, the knife holder is connected to a first translation mechanism, the first translation mechanism is connected to a second translation mechanism, wherein the knife holder moves along the X-axis direction of the frame through the first translation mechanism, and the knife holder moves along the Y-axis direction of the frame through the second translation mechanism.

3. A CNC machine tool for convenient workpiece positioning and clamping according to claim 1 or 2, characterized in that: The first translation mechanism includes a first track and a first drive module, the first drive module includes a guide wheel seat and a first motor, the second translation mechanism includes a second track and a second drive module, the second track is symmetrically arranged on both sides of the frame, the second drive module includes a servo motor, a screw and a bearing seat, and the second track is also provided with a guide structure.

4. A CNC machine tool for convenient workpiece positioning and clamping according to claim 3, characterized in that: The guide structure includes a guide seat and a plurality of guide rods. The guide seat is connected to the second track, and the guide rods are passed through the guide seat.

5. The CNC machine tool for convenient workpiece positioning and clamping according to claim 1, characterized in that: The workbench is provided with a slideway at the connection between the first mounting rod and the second mounting rod. The bottom of the workbench is also provided with a third driving module. The third driving module includes a second motor and a transmission rod. The workbench moves along the X-axis direction of the frame.

6. The CNC machine tool for convenient workpiece positioning and clamping according to claim 1, characterized in that: The connections between the first adjustment rail, the second adjustment rail, the third adjustment rail and the fourth adjustment rail and the slide rail are all provided with locking structures, and the locking structures include springs and buckles, and the buckles are connected to the positioning seat, and the positioning seat is provided with a plurality of slots.

7. The CNC machine tool for convenient workpiece positioning and clamping according to claim 1, characterized in that: The mounting seat is connected to the first mounting rod and the second mounting rod respectively. A stepping motor is provided on the mounting seat, and the mounting seat moves along the X-axis direction of the frame.

8. The CNC machine tool for convenient workpiece positioning and clamping according to claim 1, characterized in that: The first adjustment guide rail moves along the direction of the second adjustment guide rail through the slide rail, and the third adjustment guide rail moves along the direction of the fourth adjustment guide rail through the slide rail. The second adjustment guide rail and the fourth adjustment guide rail are also provided with clamping grooves.

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