Manipulator assembly of numerical control machine tool

Abstract

The utility model discloses a manipulator assembly of a numerical control machine tool, which relates to the technical field of manipulators and comprises a power bin, a toothed plate is arranged in the middle of the power bin, the outer surface of the toothed plate is slidably connected with a turntable, the outer ring of the turntable is rotatably connected with the power bin, and four circumferential array fastening mechanisms are arranged on the outer side of the power bin. The fastening mechanism comprises a first supporting rod, the end, close to the toothed plate, of the first supporting rod is hinged to the toothed plate, and the end, away from the toothed plate, of the first supporting rod is hinged to a fixing rod. Through rotation of a rotary disc, a fastening mechanism can drive an air cylinder to rotate, a first supporting rod is driven to move through a toothed plate, a fixing rod is driven to be far away from the toothed plate through movement of the first supporting rod and driving of a second supporting rod, a first motor enables the toothed plate to move through a first gear, and a pressing rod enables the fixing plate to fix the air cylinder through a telescopic spring. The possibility that the fixing device blocks when the surface of the air cylinder is machined is avoided, and machining efficiency is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of manipulators, in particular to a manipulator component of a numerically controlled machine tool. Background Art

[0002] The robot automatically processes the parts according to the pre-programmed processing program. We compile the processing route, process parameters, tool motion trajectory, displacement, cutting parameters and auxiliary functions of the parts into a processing program sheet according to the instruction code and program format specified by the robot, and then record the contents of the program sheet on the control medium, and then input it into the CNC device of the robot, so as to command the machine tool to process the parts.

[0003] A CNC machining cylinder fixing fixture is disclosed in the patent with the patent number CN213135948U, which belongs to the field of fixture technology. A CNC machining cylinder fixing fixture includes a base plate, a device block is fixedly connected to the upper end of the base plate, a fixture table is provided at the upper end of the device block, a placement slot is provided at the upper end of the fixture table, first telescopic cylinders extending to the upper end are fixedly installed on both sides of the lower end of the fixture table, and the upper ends of the two first telescopic cylinders are fixedly connected with pressing plates corresponding to the positions on both sides of the placement slot, and the upper end of the device block is provided with a cavity matched with the first telescopic cylinder, the fixture table and the device block are connected by a snap mechanism, and a material picking device is provided in the placement slot; the utility model drives the pressing plate to press and fix the workpiece by the cylinder, and the pressing force control is more accurate, it is not easy to cause damage to the workpiece, and it is simpler and more convenient to fix the workpiece.

[0004] After the rough machining of the cylinder is completed, the surface of the cylinder needs to be ground and polished. The CNC machining cylinder fixing fixture in the above patent can only fix the cylinder by squeezing the cylinder surface. It is difficult for the machine tool to directly complete the machining of the cylinder surface. It is necessary to stop the machine, rotate the cylinder and then process the fixing part, which increases the machining difficulty and reduces the machining efficiency. To this end, we provide a manipulator component of a CNC machine tool to solve the above problems. Utility Model Content

[0005] The purpose of the utility model is to make up for the deficiencies of the prior art and to provide a manipulator assembly for a numerically controlled machine tool.

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a manipulator assembly of a numerically controlled machine tool, comprising a power warehouse, a toothed plate is arranged in the middle of the power warehouse, a turntable is slidably connected to the outer surface of the toothed plate, and the outer ring of the turntable is rotatably connected to the power warehouse, four circumferential array fastening mechanisms are arranged on the outer side of the power warehouse, the fastening mechanism comprises a first support rod, and the end of the first support rod close to the toothed plate is hinged to the toothed plate, the end of the first support rod away from the toothed plate is hinged to a fixing rod, the end of the fixing rod away from the first support rod is hinged to a second support rod, and the end of the second support rod away from the fixing rod is hinged to the side of the turntable, a first motor is fixedly connected to a side of the turntable away from the fastening mechanism, a first gear is fixedly connected to the output end of the first motor, and the first gear is meshed with the toothed plate through the tooth groove on the surface of the toothed plate, a pressure rod is fixedly connected to an end of the fixing rod away from the turntable, a telescopic spring is fixedly connected to an end of the pressure rod away from the toothed plate, and a fixed plate is fixedly connected to an end of the telescopic spring away from the pressure rod, and four positioning columns are fixedly connected to the side of the turntable.

[0007] Furthermore, a slide groove is provided on the side of the turntable, and a first slide rod is slidably connected inside the slide groove, and the end of the first slide rod away from the turntable passes through the fixed rod and is slidably connected to the fixed rod. The fixed rod is fixed by the slide groove and the first slide rod so that the fixed rod can only move up and down in parallel.

[0008] Furthermore, a positioning plate is fixedly connected to the side of the first sliding rod, and a fixing pad is fixedly connected to the side of the fixing rod away from the tooth plate. The cylinder is fixed by the positioning plate, and the friction between the fixing rod and the inner wall of the cylinder is increased by the fixing pad.

[0009] Furthermore, a telescopic rod is provided inside the telescopic spring, and both ends of the telescopic rod are fixedly connected to the pressure rod and the fixed plate respectively, and the fixed plate is fixed by the telescopic rod.

[0010] Furthermore, a gear ring is fixedly connected to the side of the turntable, a second motor is fixedly connected to the inner bottom wall of the power compartment, a second gear is fixedly connected to the output end of the second motor, the second gear is meshed with the gear ring, and the gear ring drives the turntable to rotate through the second motor.

[0011] Furthermore, a slider is fixedly connected to the outer surface of the tooth plate, a second slide rod is slidably connected to the middle of the slider, and one end of the second slide rod is fixedly connected to the turntable, and the tooth plate is fixed by the slider and the second slide rod.

[0012] Furthermore, the bottom surface of the power bin is fixedly connected to a fixing frame, and the bottom end of the fixing frame is fixedly connected to a workbench, and the power bin is fixed on the workbench through the fixing frame.

[0013] Compared with the prior art, the fully automatic manipulator for cylinder processing has the following beneficial effects:

[0014] 1. The utility model can drive the cylinder to rotate by the rotation of the turntable, and drive the first support rod to move through the toothed plate. The first support rod moves, and the fixing rod is driven away from the toothed plate by the second support rod. The first motor moves the toothed plate through the first gear, and the pressure rod fixes the cylinder to the fixing plate through the telescopic spring. The four positioning columns are inserted into the four fixing holes of the cylinder to fix the position of the cylinder to avoid sliding of the cylinder when the device rotates. The cylinder is fixed by the inner wall of the cylinder to avoid the fixing device blocking the machine tool from machining the cylinder surface when machining the cylinder surface, thereby improving the machining efficiency.

[0015] 2. The utility model fixes the fixed rod through the slide groove and the first slide rod, so that the fixed rod can only move up and down in parallel, fixes the cylinder through the positioning plate, improves the friction between the fixed rod and the inner wall of the cylinder through the fixing pad, fixes the fixed plate through the telescopic rod, drives the turntable to rotate through the second motor, fixes the toothed plate through the slider and the second slide rod, fixes the power compartment on the workbench through the fixing frame, and fixes the cylinder through the inner wall of the cylinder, thereby avoiding the occurrence of obstruction of the fixing device when processing the cylinder surface and improving the processing efficiency. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 It is a schematic diagram of the three-dimensional structure of the utility model;

[0017] Figure 2 This is a schematic diagram of the internal structure of the power compartment of the utility model;

[0018] Figure 3 This is a schematic diagram of the fastening mechanism structure of the utility model;

[0019] Figure 4 It is a cross-sectional view of the structural schematic diagram of the fixing rod of the utility model.

[0020] In the figure: 1. power compartment; 2. tooth plate; 3. turntable; 4. fastening mechanism; 401. first support rod; 402. fixed rod; 403. second support rod; 404. pressure rod; 405. telescopic spring; 406. fixed plate; 407. slide groove; 408. first slide rod; 409. positioning plate; 410. fixed pad; 411. telescopic rod; 5. first motor; 6. first gear; 7. gear ring; 8. second motor; 9. second gear; 10. slider; 11. second slide rod; 12. fixed frame; 13. workbench; 14. positioning column. DETAILED DESCRIPTION

[0021] The principles and features of the present invention are described below in conjunction with the accompanying drawings. The examples given are only used to explain the present invention and are not used to limit the scope of the present invention.

[0022] See also Figure 1 to Figure 4 A manipulator assembly of a CNC machine tool includes a power bin 1, the bottom surface of the power bin 1 is fixedly connected to a fixing frame 12, the bottom end of the fixing frame 12 is fixedly connected to a workbench 13, and the power bin 1 is fixed on the workbench 13 through the fixing frame 12.

[0023] A toothed plate 2 is arranged in the middle of the power compartment 1, a slider 10 is fixedly connected to the outer surface of the toothed plate 2, a second slide rod 11 is slidably connected to the middle of the slide rod 10, and one end of the second slide rod 11 is fixedly connected to the turntable 3, and the toothed plate 2 is fixed by the slider 10 and the second slide rod 11.

[0024] The outer surface of the toothed plate 2 is slidably connected with a turntable 3, and the outer ring of the turntable 3 is rotatably connected with the power bin 1. By rotating the turntable 3, the fastening mechanism 4 can drive the cylinder to rotate. The side of the turntable 3 is fixedly connected with a gear ring 7, and the inner bottom wall of the power bin 1 is fixedly connected with a second motor 8. The output end of the second motor 8 is fixedly connected with a second gear 9, and the second gear 9 is meshed with the gear ring 7. Through the second motor 8, the gear ring 7 drives the turntable 3 to rotate.

[0025] A slide groove 407 is provided on the side of the turntable 3, and a first slide rod 408 is slidably connected inside the slide groove 407, and the end of the first slide rod 408 away from the turntable 3 passes through the fixed rod 402 and is slidably connected to the fixed rod 402. The fixed rod 402 is fixed by the slide groove 407 and the first slide rod 408, so that the fixed rod 402 can only move up and down in parallel.

[0026] Four circular array fastening mechanisms 4 are arranged on the outside of the power compartment 1. The fastening mechanisms 4 include a first support rod 401. One end of the first support rod 401 close to the tooth plate 2 is hinged to the tooth plate 2, and the first support rod 401 is driven to move by the tooth plate 2.

[0027] One end of the first support rod 401 away from the tooth plate 2 is hinged to a fixed rod 402, and one end of the fixed rod 402 away from the first support rod 401 is hinged to a second support rod 403, and one end of the second support rod 403 away from the fixed rod 402 is hinged to the side of the turntable 3, and the first support rod 401 moves, and the fixed rod 402 is moved away from the tooth plate 2 under the drive of the second support rod 403.

[0028] A positioning plate 409 is fixedly connected to the side of the first slide bar 408, and a fixing pad 410 is fixedly connected to the side of the fixing rod 402 away from the tooth plate 2. The cylinder is fixed by the positioning plate 409, and the friction between the fixing rod 402 and the inner wall of the cylinder is increased by the fixing pad 410.

[0029] A first motor 5 is fixedly connected to a side of the turntable 3 away from the fastening mechanism 4, and a first gear 6 is fixedly connected to the output end of the first motor 5. The first gear 6 is meshed with the tooth plate 2 through the tooth grooves on the surface of the tooth plate 2. The first motor 5 moves the tooth plate 2 through the first gear 6.

[0030] The end of the fixed rod 402 away from the turntable 3 is fixedly connected to a pressure rod 404, the end of the pressure rod 404 away from the tooth plate 2 is fixedly connected to a telescopic spring 405, and the end of the telescopic spring 405 away from the pressure rod 404 is fixedly connected to a fixed plate 406. The pressure rod 404 fixes the fixed plate 406 to the cylinder through the telescopic spring 405.

[0031] A telescopic rod 411 is provided inside the telescopic spring 405, and both ends of the telescopic rod 411 are fixedly connected to the pressure rod 404 and the fixed plate 406 respectively. The fixed plate 406 is fixed by the telescopic rod 411 to prevent the fixed plate 406 from deviating and causing failure to fix the cylinder.

[0032] Four positioning posts 14 are fixedly connected to the side of the turntable 3. The four positioning posts 14 are inserted into four fixing holes of the cylinder to fix the position of the cylinder to prevent the cylinder from sliding when the device rotates.

[0033] Working principle: When in use, first put the cylinder on the tooth plate 2 so that the positioning hole of the cylinder is connected to the positioning column 14, and the first motor 5 moves the tooth plate 2 toward the inside of the power compartment 1 through the first gear 6. The tooth plate 2 moves the fixing rod 402 away from the tooth plate 2 through the first support rod 401 and the support of the second support rod 403. The fixing rod 402 contacts the inner wall of the cylinder through the fixing pad 410 to fix the cylinder. The pressure rod 404 uses the telescopic spring 405 to make the fixing plate 406 squeeze the cylinder toward the positioning plate 409, and the cylinder is squeezed by the fixing plate 406 and the positioning plate 409 to fix the side of the cylinder. The second motor 8 uses the gear ring 7 to make the turntable 3 drive the cylinder to rotate. Through the above device, the cylinder is fixed from the inside of the cylinder to avoid the possibility of obstruction by the fixing device when processing the cylinder surface, thereby reducing the processing difficulty and improving the processing efficiency.

[0034] The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. A manipulator assembly for a numerically controlled machine tool, comprising a power compartment (1), characterized in that: A toothed plate (2) is arranged in the middle of the power bin (1), a rotating disk (3) is slidably connected to the outer surface of the toothed plate (2), and the outer ring of the rotating disk (3) is rotatably connected to the power bin (1), and four circumferential array fastening mechanisms (4) are arranged on the outer side of the power bin (1), and the fastening mechanisms (4) include a first support rod (401), and an end of the first support rod (401) close to the toothed plate (2) is hinged to the toothed plate (2), an end of the first support rod (401) away from the toothed plate (2) is hinged to a fixing rod (402), and an end of the fixing rod (402) away from the first support rod (401) is hinged to a second support rod (403), and the second support rod (403) away from the fixing rod (402) is hinged to the fixing rod (403). ) is hinged to the side of the turntable (3); a first motor (5) is fixedly connected to a side of the turntable (3) away from the fastening mechanism (4); an output end of the first motor (5) is fixedly connected to a first gear (6), and the first gear (6) is meshed with the tooth plate (2) through a tooth groove on the surface of the tooth plate (2); an end of the fixed rod (402) away from the turntable (3) is fixedly connected to a pressure rod (404); an end of the pressure rod (404) away from the tooth plate (2) is fixedly connected to a telescopic spring (405); an end of the telescopic spring (405) away from the pressure rod (404) is fixedly connected to a fixed plate (406); and four positioning columns (14) are fixedly connected to the side of the turntable (3).

2. The manipulator assembly of a CNC machine tool according to claim 1, characterized in that: A sliding groove (407) is provided on the side of the rotating disk (3), and a first sliding rod (408) is slidably connected inside the sliding groove (407), and one end of the first sliding rod (408) away from the rotating disk (3) passes through the fixed rod (402) and is slidably connected to the fixed rod (402).

3. A manipulator assembly for a CNC machine tool according to claim 2, characterized in that: A positioning plate (409) is fixedly connected to a side surface of the first sliding rod (408), and a fixing pad (410) is fixedly connected to a side surface of the fixing rod (402) away from the tooth plate (2).

4. The manipulator assembly of a CNC machine tool according to claim 1, characterized in that: A telescopic rod (411) is arranged inside the telescopic spring (405), and two ends of the telescopic rod (411) are fixedly connected to the pressure rod (404) and the fixing plate (406) respectively.

5. The manipulator assembly of a CNC machine tool according to claim 1, characterized in that: A gear ring (7) is fixedly connected to the side of the rotating disk (3), a second motor (8) is fixedly connected to the inner bottom wall of the power compartment (1), a second gear (9) is fixedly connected to the output end of the second motor (8), and the second gear (9) is meshed with the gear ring (7).

6. The manipulator assembly of a CNC machine tool according to claim 1, characterized in that: A sliding block (10) is fixedly connected to the outer surface of the tooth plate (2), a second sliding rod (11) is slidably connected to the middle of the sliding block (10), and one end of the second sliding rod (11) is fixedly connected to the rotating disk (3).

7. The manipulator assembly of a CNC machine tool according to claim 1, characterized in that: The bottom surface of the power bin (1) is fixedly connected to a fixing frame (12), and the bottom end of the fixing frame (12) is fixedly connected to a workbench (13).

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