Pump cover flange drilling machine

Abstract

The utility model discloses a pump cover flange drilling machine which comprises a placing table and lifting air cylinders, the lifting air cylinders are installed on the two sides of the placing table respectively, lifting push arms are installed at the output ends of the lifting air cylinders respectively, a vertical lead screw mechanism is installed on the side wall of the placing table, a rotating seat is installed at the top ends of one set of lifting push arms, and the rotating seat is installed on the side wall of the placing table. A worm is movably installed in the rotating seat, a turnover motor is installed on the side wall of the rotating seat, the output end of the turnover motor is connected with the worm, a transmission shaft is movably installed in the position, on one side of the worm, of the rotating seat, and the surface of the transmission shaft is sleeved with a worm wheel. According to the flange clamping and fixing device, convenient linkage centering type flange clamping and fixing and convenient circumferential rotation drilling position replacement are achieved, overturning lifting type clamping and fixing on the flange and continuous drilling operation on the flange are facilitated, the number of clamped and fixed flanges is increased, and drilling convenience is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of drilling machines, in particular to a pump cover flange drilling machine. Background Art

[0002] Flange, also known as flange flange or flange, is a part that connects shafts to each other and is used to connect pipe ends. Any connecting parts that are bolted and closed around two planes are generally called "flanges". There are holes on the flanges, and the bolts make the two flanges tightly connected. In order to better drill the holes, a pump cover flange drilling machine is proposed.

[0003] For example, a flange forging drilling device disclosed in the authorization announcement number CN220993760U includes a liquid storage tank with an open top, the liquid storage tank is connected to a purification box through a circulation pipe, a filter is arranged inside the purification box, a circulation pump is installed on the circulation pipe, and a drilling machine is movably connected above the liquid storage tank;

[0004] Although the lubricating oil is injected into the liquid storage tank, the flange forging is immersed in the lubricating oil for drilling, the lubricating oil is circulated in the liquid storage tank and the purification box through the circulation pipe and the circulation pump, the circulating lubricating oil washes away the metal debris, and the metal debris in the lubricating oil is removed through the filter screen, thereby reducing the accumulation of metal debris around the flange forging, extending the service life of the drilling machine drill bit, and improving the quality of the flange forging drilling;

[0005] However, the problem that the existing drilling machine is not conducive to convenient linkage centering clamping and fixing of the flange and convenient circular rotation to change the drilling position during use is not solved, and it is not conducive to flipping and lifting clamping and fixing of the flange and continuous drilling operation of the flange, which affects the convenience of drilling. Utility Model Content

[0006] The purpose of the utility model is to provide a pump cover flange drilling machine to solve the problem proposed in the above background technology that the drilling machine is not convenient for convenient linkage centering clamping and fixing of the flange and convenient circular rotation to change the drilling position, is not conducive to flipping and lifting clamping and fixing of the flange and continuous drilling of the flange, which affects the convenience of drilling.

[0007] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a pump cover flange drilling machine, comprising a placing table and a lifting cylinder, lifting cylinders are installed on both sides of the placing table, and lifting push arms are installed on the output ends of the lifting cylinders, a vertical screw mechanism is installed on the side wall of the placing table, and a rotating seat is installed on the top of a group of lifting push arms, a worm is movably installed inside the rotating seat, a flip motor is installed on the side wall of the rotating seat, and the output end of the flip motor is connected to the worm, a transmission shaft is movably installed inside the rotating seat on one side of the worm, a worm gear is mounted on the surface of the transmission shaft, and the worm gear and the worm gear are meshed with each other, a workbench is arranged above the placing table, and the workbench is connected to the transmission shaft, a driven shaft is installed on the side of the workbench away from the transmission shaft, and the workbench is movably connected to another group of lifting push arms through the driven shaft, four groups of support frames with equal spacing are installed on the upper and lower ends of the workbench, and a drilling device is arranged above the workbench.

[0008] Preferably, a slide rail is installed on the top of each support frame, and a slider is slidably installed on the surface of each slide rail.

[0009] Preferably, a moving block is installed on the top of each of the sliding blocks, and an arc block is installed on the side wall of each of the moving blocks.

[0010] Preferably, a clamping hydraulic rod is installed on the side wall of the support frame, a clamping push arm is installed on the output end of the clamping hydraulic rod, and the clamping push arm is connected to the moving block.

[0011] Preferably, a support arm is installed at the output end of the vertical screw mechanism, and the support arm is slidably connected to the vertical screw mechanism.

[0012] Preferably, a telescopic hydraulic cylinder is installed inside the support arm, and a telescopic push arm is installed at the output end of the telescopic hydraulic cylinder.

[0013] Preferably, a moving arm is mounted on one end of the telescopic push arm away from the telescopic hydraulic cylinder, a rotating mechanism is mounted on the bottom end of the moving arm, and a carrying arm is mounted on the output end of the rotating mechanism.

[0014] Preferably, a rotating arm is movably mounted on the bottom end of the carrying arm, and the rotating arm is connected to the drilling device.

[0015] Compared with the prior art, the utility model has the following beneficial effects: the drilling machine not only realizes convenient linkage centering clamping and fixing of flanges and convenient circular rotation to change drilling positions, but also facilitates the flipping and lifting clamping and fixing of flanges and continuous drilling operations on flanges, increases the number of flange clamping and fixing, and improves the convenience of drilling;

[0016] (1) The lifting cylinder drives the lifting push arm to move downward, and the two sets of lifting push arms drive the workbench and the arc block to move downward. When the arc block moves to the periphery of the flange, the clamping hydraulic rod drives the clamping push arm to move, and the clamping push arm drives the moving block to move, and the moving block drives the arc block to move, so that the arc block contacts the outer wall of the flange. Under the interaction of multiple sets of arc blocks, the flange is clamped and fixed, and then the lifting cylinder is opened in the reverse direction, and the lifting cylinder drives the workbench to reset, and the flip motor drives the worm to rotate, and the worm drives the worm wheel to rotate, and the worm wheel drives the transmission shaft to rotate, and the transmission shaft drives the workbench to rotate with the driven shaft as the axis, so as to rotate the workbench. Move to the reverse side, and then repeat the above operation to clamp and fix a set of flanges on the other side. After all the clamping is completed, the workbench is reset, and then the vertical screw mechanism is opened, and the vertical screw mechanism drives the drilling device to move downward to make the drilling device contact the flange, and the drilling device is used to drill the flange. After drilling a set of flanges, the vertical screw mechanism drives the drilling device to reset, and the flip motor drives another set of flanges to rotate to the front side, and repeat the above operation to complete the drilling operation of another set of flanges, realizing a convenient linkage centering clamping and fixing flange, facilitating the flipping and lifting clamping and fixing of the flange, and increasing the number of flange clamping and fixing;

[0017] (2) If continuous drilling operations are required, the telescopic hydraulic cylinder drives the telescopic push arm to move, and the telescopic push arm drives the moving arm, the rotating mechanism, the bearing arm, the rotating arm and the drilling device to move, so that the central axis of the output end of the rotating mechanism moves to the center point of the flange, and then the vertical screw mechanism is controlled to drive the drilling device to move downward, and the drilling device completes the drilling operation of the first hole, and then the vertical screw mechanism drives the drilling device to move upward, open the rotating mechanism, and the rotating mechanism drives the bearing arm, the rotating arm and the drilling device to make a circular rotation. After rotating to the next position, the above operation is repeated to complete the drilling operation of the next point, thereby realizing convenient circular rotation to change the drilling position, facilitating continuous drilling operations on the flange, and improving the convenience of drilling. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 It is a schematic diagram of the three-dimensional structure of the utility model;

[0019] Figure 2 It is a side cross-sectional structural schematic diagram of the vertical screw mechanism of the utility model;

[0020] Figure 3 It is a schematic diagram of the three-dimensional structure of the arc block of the utility model;

[0021] Figure 4 It is a schematic diagram of a top cross-sectional structure of a rotating seat of the utility model;

[0022] Figure 5It is a front view structural schematic diagram of the placement table of the utility model.

[0023] In the figure: 1. placing table; 2. lifting cylinder; 3. lifting push arm; 4. working table; 5. rotating seat; 6. vertical screw mechanism; 7. worm gear; 8. transmission shaft; 9. worm; 10. flip motor; 11. driven shaft; 12. supporting frame; 13. slide rail; 14. slide block; 15. clamping hydraulic rod; 16. clamping push arm; 17. moving block; 18. arc block; 19. moving arm; 20. telescopic push arm; 21. telescopic hydraulic cylinder; 22. load-bearing arm; 23. rotating arm; 24. drilling device; 25. rotating mechanism; 26. supporting arm. DETAILED DESCRIPTION

[0024] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0025] See also Figure 1-5 The utility model provides an embodiment: a pump cover flange drilling machine, including a placing table 1 and a lifting cylinder 2, the placing table 1 is equipped with a lifting cylinder 2 on both sides, the lifting cylinder 2 plays a role of power drive, the output end of the lifting cylinder 2 is equipped with a lifting push arm 3, the side wall of the placing table 1 is equipped with a vertical screw mechanism 6, the vertical screw mechanism 6 plays a role of power drive, and a group of lifting push arms 3 are equipped with a rotating seat 5 at the top, the rotating seat 5 is movably equipped with a worm 9, and the side wall of the rotating seat 5 is equipped with a flip motor 10, the flip motor 10 plays a role of power drive The output end of the flip motor 10 is connected to the worm 9, a transmission shaft 8 is movably installed inside the rotating seat 5 on one side of the worm 9, a worm wheel 7 is mounted on the surface of the transmission shaft 8, and the worm wheel 7 and the worm 9 are meshed with each other, a workbench 4 is arranged above the placement table 1, and the workbench 4 is connected to the transmission shaft 8, a driven shaft 11 is installed on the side of the workbench 4 away from the transmission shaft 8, and the workbench 4 is movably connected to another set of lifting arms 3 through the driven shaft 11, and four sets of support frames 12 with equal spacing are installed at the upper and lower ends of the workbench 4, and a drilling device 24 is arranged above the workbench 4;

[0026] First, the device is connected to an external controller and an external circuit, and the flange to be drilled is placed on the placement table 1. Then, the lifting cylinder 2 is turned on, and the lifting push arm 3 is driven downward by the lifting cylinder 2, and the workbench 4 and the arc block 18 are driven downward by two groups of lifting push arms 3. When the arc block 18 moves to the four sides of the flange, the clamping hydraulic rod 15 is opened, and the clamping hydraulic rod 15 drives the clamping push arm 16 to move. Under the sliding cooperation of the slide rail 13 and the slider 14, the clamping push arm 16 drives the moving block 17 to move, and the moving block 17 drives the arc block 18 to move, so that the arc block 18 contacts the outer wall of the flange. Under the interaction of multiple groups of arc blocks 18, the flange is clamped and fixed. Then, the lifting cylinder 2 is turned on in the opposite direction, and the lifting cylinder 2 drives the workbench 4 to reset. The flip motor 10 is turned on, and the flip motor 10 drives the worm 9 to rotate. Under the mutual engagement of the worm 9 and the worm wheel 7, the worm 9 drives the worm wheel 7 to rotate. The worm gear 7 drives the transmission shaft 8 to rotate. Under the cooperation of the driven shaft 11 and the lifting push arm 3, the transmission shaft 8 drives the workbench 4 to rotate with the driven shaft 11 as the axis to rotate the workbench 4 to the reverse side. Then, the above operation is repeated to clamp and fix a set of flanges on the other side. After all the clamping is completed, the workbench 4 is reset. Then, the vertical screw mechanism 6 is opened. The vertical screw mechanism 6 drives the drilling device 24 to move downward so that the drilling device 24 contacts the flange, and the drilling device 24 is used to drill the flange. After one set of flanges is drilled, the drilling device 24 is reset by the vertical screw mechanism 6. Then, the flip motor 10 is turned on. The flip motor 10 drives another set of flanges to rotate to the front side. Repeat the above operation to complete the drilling of another set of flanges, thereby realizing a convenient linkage centering clamping and fixing flange, facilitating the flipping and lifting clamping and fixing of the flange, and increasing the number of flange clamping and fixing.

[0027] The top of the support frame 12 is equipped with a slide rail 13, and the surface of the slide rail 13 is slidably equipped with a slider 14;

[0028] The top of the slider 14 is equipped with a moving block 17, and the side wall of the moving block 17 is equipped with an arc block 18;

[0029] A clamping hydraulic rod 15 is installed on the side wall of the support frame 12, and the clamping hydraulic rod 15 plays a role of power drive. A clamping push arm 16 is installed at the output end of the clamping hydraulic rod 15, and the clamping push arm 16 is connected to the moving block 17;

[0030] A support arm 26 is installed at the output end of the vertical screw mechanism 6, and the support arm 26 is slidably connected to the vertical screw mechanism 6. A telescopic hydraulic cylinder 21 is installed inside the support arm 26, and the telescopic hydraulic cylinder 21 plays a role of power drive. A telescopic push arm 20 is installed at the output end of the telescopic hydraulic cylinder 21;

[0031] The end of the telescopic push arm 20 away from the telescopic hydraulic cylinder 21 is equipped with a moving arm 19, and the bottom end of the moving arm 19 is equipped with a rotating mechanism 25, which plays a role of power drive, and the output end of the rotating mechanism 25 is equipped with a load-bearing arm 22, and the bottom end of the load-bearing arm 22 is movably equipped with a rotating arm 23, and the rotating arm 23 is connected to the drilling device 24;

[0032] If continuous drilling operation is required, the telescopic hydraulic cylinder 21 is opened, and the telescopic hydraulic cylinder 21 drives the telescopic push arm 20 to move, and the telescopic push arm 20 drives the moving arm 19, the rotating mechanism 25, the bearing arm 22, the rotating arm 23 and the drilling device 24 to move, so that the central axis of the output end of the rotating mechanism 25 moves to the center point of the flange, and then the vertical screw mechanism 6 is controlled to drive the drilling device 24 to move downward, and the drilling device 24 completes the drilling operation of the first hole, and then the vertical screw mechanism 6 drives the drilling device 24 to move upward, and the rotating mechanism 25 is opened, and the rotating mechanism 25 drives the bearing arm 22, the rotating arm 23 and the drilling device 24 to make a circular rotation. After rotating to the next position, the above operation is repeated to complete the drilling operation of the next point, thereby realizing convenient circular rotation to change the drilling position, facilitating continuous drilling operations on the flange, and improving the convenience of drilling.

[0033] Working principle: First, the device is connected to the external controller and the external circuit, and the pump cover flange to be drilled is placed on the placement table 1. The lifting cylinder 2 drives the lifting push arm 3 to move downward, and the two sets of lifting push arms 3 drive the workbench 4 and the arc block 18 to move downward. When the arc block 18 moves to the periphery of the flange, the clamping hydraulic rod 15 drives the clamping push arm 16 to move, and the clamping push arm 16 drives the moving block 17 to move, and the moving block 17 drives the arc block 18 to move, so that the arc block 18 contacts the outer wall of the flange. 18, to clamp and fix the flange, then open the lifting cylinder 2 in the reverse direction, the lifting cylinder 2 drives the workbench 4 to reset, the flip motor 10 drives the worm 9 to rotate, the worm 9 drives the worm wheel 7 to rotate, the worm wheel 7 drives the transmission shaft 8 to rotate, and the transmission shaft 8 drives the workbench 4 to rotate around the driven shaft 11 as the axis, to rotate the workbench 4 to the reverse side, and then repeat the above operation to clamp and fix a set of flanges on the other side. After all the clamping is completed, the workbench 4 is reset, and the vertical screw mechanism 6 drives the drilling device 24 to move downward. To make the drilling device 24 contact the flange, and the drilling device 24 is used to drill the flange. After drilling one set of flanges, the vertical screw mechanism 6 drives the drilling device 24 to reset, and the flip motor 10 drives the other set of flanges to rotate to the front, and repeats the above operation to complete the drilling operation of another set of flanges. If continuous drilling operation is required, the telescopic hydraulic cylinder 21 drives the telescopic push arm 20 to move, and the telescopic push arm 20 drives the moving arm 19, the rotating mechanism 25, the carrying arm 22, the rotating arm 23 and the drilling device 24 to move. To move the central axis of the output end of the rotating mechanism 25 to the center point of the flange, then control the vertical screw mechanism 6 to drive the drilling device 24 to move downward, and the drilling device 24 completes the drilling operation of the first hole, and then the vertical screw mechanism 6 drives the drilling device 24 to move upward, open the rotating mechanism 25, and the rotating mechanism 25 drives the carrying arm 22, the rotating arm 23 and the drilling device 24 to make a circular rotation. After rotating to the next position, repeat the above operation to complete the drilling operation of the next point to complete the use of the pump cover flange drilling machine.

Claims

1. A pump cover flange drilling machine, comprising a placing table (1) and a lifting cylinder (2), characterized in that: Both sides of the placing platform (1) are equipped with lifting cylinders (2), and the output ends of the lifting cylinders (2) are equipped with lifting push arms (3). A vertical screw mechanism (6) is installed on the side wall of the placing platform (1), and a rotating seat (5) is installed on the top of a group of lifting push arms (3). A worm (9) is movably installed inside the rotating seat (5). A flip motor (10) is installed on the side wall of the rotating seat (5), and the output end of the flip motor (10) is connected to the worm (9). A transmission shaft (8) is movably installed inside the rotating seat (5) on one side of the worm (9). ), a worm wheel (7) is mounted on the surface of the transmission shaft (8), and the worm wheel (7) and the worm (9) are meshed with each other, a workbench (4) is arranged above the placement table (1), and the workbench (4) is connected to the transmission shaft (8), a driven shaft (11) is installed on the side of the workbench (4) away from the transmission shaft (8), and the workbench (4) is movably connected to another set of lifting arms (3) through the driven shaft (11), four sets of support frames (12) with equal spacing are installed at the upper and lower ends of the workbench (4), and a drilling device (24) is arranged above the workbench (4).

2. A pump cover flange drilling machine according to claim 1, characterized in that: The top of the support frame (12) is equipped with a slide rail (13), and the surface of the slide rail (13) is slidably equipped with a slider (14).

3. A pump cover flange drilling machine according to claim 2, characterized in that: A moving block (17) is installed on the top of each of the sliding blocks (14), and an arc block (18) is installed on the side wall of each of the moving blocks (17).

4. A pump cover flange drilling machine according to claim 1, characterized in that: A clamping hydraulic rod (15) is installed on the side wall of the support frame (12), and a clamping push arm (16) is installed on the output end of the clamping hydraulic rod (15), and the clamping push arm (16) is connected to the moving block (17).

5. The pump cover flange drilling machine according to claim 1, characterized in that: A support arm (26) is installed at the output end of the vertical screw mechanism (6), and the support arm (26) is slidably connected to the vertical screw mechanism (6).

6. A pump cover flange drilling machine according to claim 5, characterized in that: A telescopic hydraulic cylinder (21) is installed inside the support arm (26), and a telescopic push arm (20) is installed at the output end of the telescopic hydraulic cylinder (21).

7. A pump cover flange drilling machine according to claim 6, characterized in that: A moving arm (19) is installed at one end of the telescopic push arm (20) away from the telescopic hydraulic cylinder (21), a rotating mechanism (25) is installed at the bottom end of the moving arm (19), and a carrying arm (22) is installed at the output end of the rotating mechanism (25).

8. A pump cover flange drilling machine according to claim 7, characterized in that: A rotating arm (23) is movably mounted at the bottom end of the carrying arm (22), and the rotating arm (23) is connected to a drilling device (24).

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