Auxiliary positioning device of numerical control machine tool

Abstract

The utility model provides an auxiliary positioning device for a numerical control machine tool, which belongs to the technical field of machine tool positioning and comprises a base, a worktable, a mounting groove, a mounting seat, a fixing bolt, a fastening nut, an adjusting seat, a workpiece, an angle adjusting mechanism and a clamping and positioning mechanism. The workbench is hinged to the front end of the base. The multiple mounting grooves are formed in the inner side of the workbench. The mounting base is slidably connected to the upper end face of the workbench. The multiple fixing bolts are slidably connected to the inner sides of the multiple mounting grooves correspondingly, and the multiple fixing bolts are inserted into the inner side of the mounting base. The plurality of fastening nuts are respectively in threaded connection with the upper ends of the plurality of fixing bolts; the adjusting seat is slidably connected to the upper end surface of the mounting seat; the workpiece is placed on the upper end face of the adjusting seat; through the arrangement of the clamping device, the workpiece is clamped and positioned, and the working efficiency is improved.

Description

Technical Field

[0001] The utility model belongs to the technical field of machine tool positioning, and more specifically, particularly relates to an auxiliary positioning device for a numerical control machine tool. Background Art

[0002] CNC machine tools read the written program, and after calculation and processing, the CNC device sends various control signals to control the machine tool movement, and automatically processes parts according to the shape and size required by the drawing. When CNC machine tools process workpieces, they need to clamp the workpieces.

[0003] According to the utility model disclosed in the application number 202021255458.9, a positioning device for an intelligent CNC machine tool comprises a machine tool body, a CNC device is arranged on the front end outer surface of the machine tool body, a fixed base plate is arranged on the upper end outer surface of the machine tool body, and a removable fixing mechanism is arranged on the upper end outer surface of the fixed base plate. The positioning device for an intelligent CNC machine tool described in the utility model is provided with a removable fixing plate, and the two ends of the removable fixing plate are designed with a structure that is convenient for quick loading and unloading. Through the two sets of control handles of the device, the staff can load and unload the positioning assembly through the control handles, thereby improving the work efficiency and achieving the purpose of improving the practicality of the positioning device. Through the installed adjustment mechanism, the adjustment mechanism can provide a simple and practical adjustment structure, and four sets of fixing grooves are arranged on both sides of the adjustment structure. The positioning width can be adjusted by selecting different fixing grooves, thereby enhancing the flexibility of use.

[0004] Based on the above, the existing CNC machine tools need to clamp and position the workpiece during the processing. After the workpiece is clamped, the machine tool needs to perform tool setting operations to ensure the processing accuracy of the CNC machine tool and prevent tool collision. After replacing workpieces of different sizes, the clamping position of the workpiece changes, and the tool setting operation needs to be performed again. The operation is relatively cumbersome and affects work efficiency. Utility Model Content

[0005] In order to solve the above technical problems at least to a certain extent, the utility model provides an auxiliary positioning device for a CNC machine tool.

[0006] The purpose and effect of the auxiliary positioning device for CNC machine tools of the utility model are achieved by the following specific technical means:

[0007] A CNC machine tool auxiliary positioning device comprises a base, a workbench, a mounting groove, a mounting seat, a fixing bolt, a fastening nut, an adjusting seat, a workpiece, an angle adjustment mechanism and a clamping positioning mechanism; the workbench is hinged at the front end of the base; there are a plurality of mounting grooves, and the plurality of mounting grooves are all opened on the inner side of the workbench; the mounting seat is slidably connected to the upper end surface of the workbench; there are a plurality of fixing bolts, and the plurality of fixing bolts are respectively slidably connected to the inner sides of the plurality of mounting grooves, and the plurality of fixing bolts are all inserted into the inner side of the mounting seat; there are a plurality of fastening nuts, and the plurality of fastening nuts are respectively threadedly connected to the upper ends of the plurality of fixing bolts; the adjusting seat is slidably connected to the upper end surface of the mounting seat; the workpiece is placed on the upper end surface of the adjusting seat; the angle adjustment mechanism is arranged on the inner side of the base; the clamping positioning mechanism is arranged at the upper end of the mounting seat.

[0008] Furthermore, the angle adjustment mechanism includes: a hydraulic rod, a sliding block and a support rod; the hydraulic rod is fixedly connected to the inner side of the base, and the hydraulic rod is connected to the pump station; the sliding block is slidably connected to the inner side of the base, and the sliding block is fixedly connected to the front end of the hydraulic rod; the lower end of the support rod is hinged to the inner side of the upper end of the sliding block, and the upper end of the support rod is hinged to the lower end surface of the rear end of the workbench.

[0009] Furthermore, the clamping and positioning mechanism includes: a worm wheel, a worm and an operating member; the worm wheel is rotatably connected to the inner side of the mounting seat; the worm is rotatably connected to the inner side of the mounting seat, and the worm is meshed with the worm wheel; the operating member is fixedly connected to the outer side of the worm, and the operating member is rotatably connected to the inner side of the mounting seat.

[0010] Furthermore, the clamping and positioning mechanism also includes: a fixed block and a screw; two fixed blocks are provided, and both fixed blocks are fixedly connected to the lower end surface of the adjustment seat; the screw is fixedly connected to the outer side of the worm gear, the screw is rotatably connected to the inner side of the mounting seat, and the screw is threadedly connected to the two fixed blocks.

[0011] Furthermore, the clamping and positioning mechanism also includes: a slide groove and a cleaning box; the slide groove is opened at the front end of the adjustment seat; and the cleaning box is slidably connected to the inner side of the slide groove.

[0012] Furthermore, the clamping and positioning mechanism also includes: a positioning right-angle rod, a clamping rod, a threaded rod and a clamping motor; the positioning right-angle rod is fixedly connected to the upper end surface of the adjustment seat; the clamping rod is slidably connected to the upper end surface of the adjustment seat; the threaded rod is rotatably connected to the inner side of the adjustment seat, and the threaded rod is threadedly connected to the inner side of the lower end of the clamping rod; the clamping motor is fixedly connected to the rear end surface of the adjustment seat, and the clamping motor is fixedly connected to the threaded rod.

[0013] Compared with the prior art, the utility model has the following beneficial effects:

[0014] The utility model realizes the adjustment of the angle of the workbench through the setting of the angle adjustment mechanism, and the sliding block is driven to slide by starting the hydraulic rod, and the sliding of the sliding block will cause the rear end of the support rod to tilt upward, and the tilting of the support rod will lift the workbench, which is convenient for processing workpieces with inclined end faces, thereby improving applicability; the clamping and positioning mechanism is set to realize the clamping and positioning of the workpiece, and the workpiece is clamped by using the clamping rod after it is against the inner side of the positioning right-angle rod. The setting of the positioning right-angle rod can position the workpiece, and there is no need to repeatedly align the tool, thereby improving work efficiency, and when the clamping rod is opened, the iron filings on the upper end face of the adjusting seat will be pushed into the cleaning box, which reduces operations, improves work efficiency, and reduces labor intensity; through the setting of the above-mentioned mechanism, the adjustment of the angle of the workbench is realized, and applicability is improved, and the clamping and positioning of the workpiece is also realized, thereby improving work efficiency and reducing labor intensity. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 It is a structural schematic diagram of the main body of the utility model.

[0016] Figure 2 It is a structural schematic diagram of an inclined workbench of the utility model.

[0017] Figure 3 It is a structural schematic diagram of a cutaway view of a workbench of the utility model.

[0018] Figure 4 It is a structural schematic diagram of the mounting seat of the utility model.

[0019] Figure 5 It is a structural schematic diagram of the lower end surface of the adjusting seat of the utility model.

[0020] Figure 6 It is a structural schematic diagram of the clamping rod of the utility model.

[0021] In the figure, the corresponding relationship between the component names and the figure numbers is as follows:

[0022] 1. Base; 2. Workbench; 3. Mounting groove; 4. Mounting seat; 5. Fixing bolt; 6. Fastening nut; 7. Adjusting seat; 701. Fixing block; 702. Slide groove; 8. Workpiece; 9. Hydraulic rod; 10. Sliding block; 11. Support rod; 12. Worm gear; 13. Worm; 14. Operating part; 15. Lead screw; 16. Cleaning box; 17. Positioning right-angle rod; 18. Clamping rod; 19. Threaded rod; 20. Clamping motor. DETAILED DESCRIPTION

[0023] The implementation of the utility model is further described in detail below in conjunction with the drawings and examples.

[0024] Embodiment 1:

[0025] like Figure 1-Figure 3 As shown:

[0026] The CNC machine tool auxiliary positioning device provided in this embodiment includes a base 1, a workbench 2, a mounting groove 3, a mounting seat 4, a fixing bolt 5, a fastening nut 6, an adjusting seat 7, a workpiece 8 and an angle adjustment mechanism; the workbench 2 is hinged at the front end of the base 1; there are multiple mounting grooves 3, and the multiple mounting grooves 3 are all opened on the inner side of the workbench 2; the mounting seat 4 is slidably connected to the upper end surface of the workbench 2; there are multiple fixing bolts 5, and the multiple fixing bolts 5 are respectively slidably connected to the inner sides of the multiple mounting grooves 3, and the multiple fixing bolts 5 are all inserted into the inner side of the mounting seat 4; there are multiple fastening nuts 6, and the multiple fastening nuts 6 are respectively threadedly connected to the upper ends of the multiple fixing bolts 5; the adjusting seat 7 is slidably connected to the upper end surface of the mounting seat 4; the workpiece 8 is placed on the upper end surface of the adjusting seat 7; the angle adjustment mechanism is arranged on the inner side of the base 1.

[0027] Among them, the angle adjustment mechanism includes: a hydraulic rod 9, a sliding block 10 and a support rod 11; the hydraulic rod 9 is fixedly connected to the inner side of the base 1, and the hydraulic rod 9 is connected to the pump station; the sliding block 10 is slidably connected to the inner side of the base 1, and the sliding block 10 is fixedly connected to the front end of the hydraulic rod 9; the lower end of the support rod 11 is hinged to the inner side of the upper end of the sliding block 10, and the upper end of the support rod 11 is hinged to the lower end surface of the rear end of the workbench 2.

[0028] The specific usage and function of this embodiment are as follows: when the hydraulic rod 9 is started, the sliding block 10 will be pulled to slide backward. The sliding of the sliding block 10 will prop up the workbench 2 under the action of the support rod 11, so that the rear end of the workbench 2 is tilted upward. By observing the inclination angle of the end face of the workpiece 8 placed on the adjusting seat 7, the inclination angle of the workbench 2 is adjusted so that the end face of the workpiece 8 placed on the adjusting seat 7 is in a horizontal state, which is convenient for processing.

[0029] Embodiment 2:

[0030] On the basis of the first embodiment, Figure 4-Figure 6As shown, it also includes a clamping and positioning mechanism, a fixed block 701, a slide groove 702, a worm wheel 12, a worm 13, an operating member 14, a lead screw 15, a cleaning box 16, a positioning right-angle rod 17, a clamping rod 18, a threaded rod 19 and a clamping motor 20; the clamping and positioning mechanism is arranged at the upper end of the mounting seat 4; there are two fixed blocks 701, and the two fixed blocks 701 are fixedly connected to the lower end surface of the adjustment seat 7; the slide groove 702 is opened at the front end of the adjustment seat 7; the worm wheel 12 is rotatably connected to the inner side of the mounting seat 4; the worm 13 is rotatably connected to the inner side of the mounting seat 4, and the worm 13 is meshed with the worm wheel 12; the operating member 14 is fixedly connected to the inner side of the worm 13 On the outside, the operating part 14 is rotatably connected to the inner side of the mounting seat 4; the lead screw 15 is fixedly connected to the outside of the worm gear 12, and the lead screw 15 is rotatably connected to the inner side of the mounting seat 4, and the lead screw 15 is threadedly connected to the two fixed blocks 701; the cleaning box 16 is slidably connected to the inner side of the slide groove 702; the positioning right-angle rod 17 is fixedly connected to the upper end surface of the adjusting seat 7; the clamping rod 18 is slidably connected to the upper end surface of the adjusting seat 7; the threaded rod 19 is rotatably connected to the inner side of the adjusting seat 7, and the threaded rod 19 is threadedly connected to the inner side of the lower end of the clamping rod 18; the clamping motor 20 is fixedly connected to the rear end surface of the adjusting seat 7, and the clamping motor 20 is fixedly connected to the threaded rod 19.

[0031] The specific usage and function of this embodiment are as follows: by rotating the operating member 14, the operating member 14 will drive the worm 13 to rotate, and the rotation of the worm 13 will drive the worm wheel 12 to rotate under the action of meshing with the worm wheel 12, and the rotation of the worm wheel 12 will drive the adjustment seat 7 to slide through the threaded connection between the lead screw 15 and the fixed block 701, and adjust the position of the adjustment seat 7. By starting the clamping motor 20, the threaded rod 19 will be driven to rotate, and the rotation of the threaded rod 19 will drive the clamping rod 18 to slide through the threaded connection with the clamping rod 18 to clamp the workpiece 8. When the workpiece 8 is processed, the clamping motor 20 is reversed to make the clamping rod 18 slide to the front end. At this time, the iron filings at the front end of the clamping rod 18 will be pushed into the cleaning box 16 for recovery.

Claims

1. A CNC machine tool auxiliary positioning device, characterized in that: The invention comprises a base (1), a workbench (2), a mounting groove (3), a mounting seat (4), a fixing bolt (5), a tightening nut (6), an adjusting seat (7), a workpiece (8), an angle adjustment mechanism and a clamping positioning mechanism; the workbench (2) is hinged at the front end of the base (1); a plurality of the mounting grooves (3) are provided, and the plurality of mounting grooves (3) are all arranged on the inner side of the workbench (2); the mounting seat (4) is slidably connected to the upper end surface of the workbench (2); a plurality of the fixing bolts (5) are provided, and the plurality of fixing bolts ( 5) are respectively slidably connected to the inner sides of the plurality of mounting grooves (3), and the plurality of fixing bolts (5) are all inserted into the inner side of the mounting seat (4); the plurality of fastening nuts (6) are provided, and the plurality of fastening nuts (6) are respectively threadedly connected to the upper ends of the plurality of fixing bolts (5); the adjustment seat (7) is slidably connected to the upper end surface of the mounting seat (4); the workpiece (8) is placed on the upper end surface of the adjustment seat (7); the angle adjustment mechanism is arranged on the inner side of the base (1); and the clamping positioning mechanism is arranged at the upper end of the mounting seat (4).

2. The auxiliary positioning device for CNC machine tools according to claim 1, characterized in that: The angle adjustment mechanism comprises: a hydraulic rod (9), a sliding block (10) and a support rod (11); the hydraulic rod (9) is fixedly connected to the inner side of the base (1), and the hydraulic rod (9) is connected to the pump station; the sliding block (10) is slidably connected to the inner side of the base (1), and the sliding block (10) is fixedly connected to the front end of the hydraulic rod (9); the lower end of the support rod (11) is hinged to the inner side of the upper end of the sliding block (10), and the upper end of the support rod (11) is hinged to the lower end surface of the rear end of the workbench (2).

3. The auxiliary positioning device for CNC machine tools according to claim 1 or 2, characterized in that: The clamping and positioning mechanism comprises: a worm wheel (12), a worm (13) and an operating member (14); the worm wheel (12) is rotatably connected to the inner side of the mounting seat (4); the worm (13) is rotatably connected to the inner side of the mounting seat (4), and the worm (13) is meshed with the worm wheel (12); the operating member (14) is fixedly connected to the outer side of the worm (13), and the operating member (14) is rotatably connected to the inner side of the mounting seat (4).

4. The auxiliary positioning device for CNC machine tools according to claim 3, characterized in that: The clamping and positioning mechanism further comprises: a fixed block (701) and a lead screw (15); two fixed blocks (701) are provided, and the two fixed blocks (701) are both fixedly connected to the lower end surface of the adjustment seat (7); the lead screw (15) is fixedly connected to the outer side of the worm gear (12), the lead screw (15) is rotatably connected to the inner side of the mounting seat (4), and the lead screw (15) is threadedly connected to the two fixed blocks (701).

5. The auxiliary positioning device for CNC machine tools according to claim 4, characterized in that: The clamping and positioning mechanism further comprises: a slide groove (702) and a cleaning box (16); the slide groove (702) is arranged at the front end of the adjustment seat (7); and the cleaning box (16) is slidably connected to the inner side of the slide groove (702).

6. The auxiliary positioning device for a CNC machine tool according to claim 5, characterized in that: The clamping and positioning mechanism also includes: a positioning right-angle rod (17), a clamping rod (18), a threaded rod (19) and a clamping motor (20); the positioning right-angle rod (17) is fixedly connected to the upper end surface of the adjustment seat (7); the clamping rod (18) is slidably connected to the upper end surface of the adjustment seat (7); the threaded rod (19) is rotatably connected to the inner side of the adjustment seat (7), and the threaded rod (19) is threadedly connected to the inner side of the lower end of the clamping rod (18); the clamping motor (20) is fixedly connected to the rear end surface of the adjustment seat (7), and the clamping motor (20) is fixedly connected to the threaded rod (19).

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