Hydraulic valve body drilling device

Abstract

The utility model belongs to the technical field of hydraulic valve body machining, and discloses a hydraulic valve body drilling device which comprises a rack, a workbench, a radial drilling machine and a lifting table, a lifting assembly is arranged on the workbench, a fixing base is arranged on one side of the workbench, a sliding base is arranged on the side, away from the fixing base, of the workbench in a sliding mode, and a sliding assembly is arranged on the workbench; rotating rollers are horizontally and rotatably arranged on the fixed seat and the sliding seat, a rotating assembly is arranged on the fixed seat, mounting frames are arranged at the adjacent ends of the two rotating rollers, two clamping plates are slidably arranged on the mounting frames, and a driving assembly is arranged on the mounting frames. The hydraulic valve body is placed on the lifting table, the sliding set drives the sliding base to move, the driving assembly drives the clamping plate to slide, the clamping plate clamps the hydraulic valve body, the lifting table supports the hydraulic valve body, the stability of the position of the hydraulic valve body is guaranteed, and therefore the operation process is more convenient and faster. And the clamping plates are driven by the driving assembly to achieve sliding adjustment, and high flexibility and accuracy are achieved.

Description

TECHNICAL FIELD

[0001] The utility model relates to hydraulic valve body processing technical field especially relates to a hydraulic valve body drilling device. BACKGROUND

[0002] Hydraulic valve is a kind of automation component operated by pressure oil, it is controlled by pressure oil of pressure regulating valve, usually combined with electromagnetic pressure regulating valve, it can be used for the on-off of long-distance control of hydropower station oil, gas, water pipeline system. It is commonly used in clamping, control, lubrication and other oil circuits. There are direct-acting type and pilot type, and the pilot type is mostly used.

[0003] In the Chinese utility model patent with the publication number CN217492770U, a kind of hydraulic valve body machining tool is disclosed, including workbench, vertical support plate, horizontal support plate, upper support plate, clamping plate and lower support plate, the right side of the outer wall of clamping plate is equipped with driving shaft, the right side of the outer wall of driving shaft is equipped with rotary lever, the right side of the outer wall of rotary lever is equipped with second rotary shaft, second rotary shaft outer wall's right side is connected with second fixed plate by movable mode, the top of second fixed plate is equipped with telescopic plate, the right side of the outer wall of telescopic plate is equipped with upper support plate, the right side of the outer wall of second fixed plate is equipped with lower support plate, the bottom of upper support plate is equipped with telescopic rod, the top of lower support plate is equipped with support rod, the outside of support rod is equipped with limit block, the outside of telescopic rod is equipped with limit hole, limit block is connected in the inside of limit hole by inlaying mode. Hydraulic valve is placed between upper support plate and lower support plate, rotates handle, so that clamping plate progresses, so that the second fixed plate at both ends clamps and fixes hydraulic valve, then operator can adhere upper support plate on the top of hydraulic valve, then limit block is inserted into the inside of limit hole, so that upper support plate can be fixed.

[0004] For the related technology in the above, the inventor believes that there are the following defects: the above device places hydraulic valve between upper support plate and lower support plate, then moves second fixed plate to clamp and fix hydraulic valve, in the operation process, the staff needs to hold hydraulic valve with hand to prevent its position from deviating due to the movement of second fixed plate or lower support plate, this process is relatively inconvenient. In addition, by inserting limit block into limit hole, upper support plate is fixed, however, since the number of limit holes is limited, the adjustment range of upper support plate is limited to several specific positions, which limits the flexibility and accuracy of adjustment. UTILITY MODEL CONTENTS

[0005] In order to solve the above problems, the utility model provides a kind of hydraulic valve body drilling device.

[0006] The technical scheme of the above technical objective is realized by the following technical scheme: a hydraulic valve body drilling device, comprising a rack, wherein the rack top is provided with a workbench, the workbench one side is provided with a radial drill press, the workbench middle part is vertically slidably provided with a lifting platform, the workbench is provided with a lifting assembly for driving the lifting platform lifting, the workbench one side located at the lifting platform is provided with a fixing base, the workbench one side away from the fixing base is slidably provided with a sliding base, the workbench is provided with a sliding assembly for driving the sliding base sliding, the fixing base and the sliding base are both horizontally rotatably provided with a rotating roller, the fixing base is provided with a rotating assembly for driving the rotating roller rotating, the two rotating rollers adjacent one end are both provided with a mounting frame, the mounting frame is slidably provided with two clamping plates, and the mounting frame is provided with a driving assembly for driving the two clamping plates synchronously sliding to the mounting frame middle part.

[0007] By adopting the above technical scheme, the rack, the lifting platform, the lifting assembly, the sliding assembly, the driving assembly are arranged, when the hydraulic valve body is processed, the hydraulic valve body is first placed on the lifting platform, then the sliding base is driven to move through the sliding assembly, so that the two ends of the hydraulic valve body are in contact with the mounting frame, then the clamping plate is driven to slide through the driving assembly, so that the clamping plate clamps the hydraulic valve body, the lifting platform provides support for the hydraulic valve body, and the stability of the position of the hydraulic valve body is ensured, so that the operation process is more convenient. And the clamping plate is driven to slide by the driving assembly, and has high flexibility and accuracy. Then the radial drill press is used to open holes in the hydraulic valve body, after the hydraulic valve body one side is processed, the lifting platform is driven to descend through the lifting group, then the rotating roller is driven to rotate through the rotating assembly, so that the hydraulic valve body rotates, then the lifting platform is driven to rise through the lifting assembly, and the hydraulic valve body is supported, and the radial drill press continues to open holes.

[0008] Further, the mounting frame comprises a connecting plate connected with the rotating roller, the connecting plate is provided with connecting rods, the connecting rods are four, the four connecting rods are arranged in a rectangular array, the four connecting rods are commonly provided with an installation plate at one end away from the connecting plate, a strip-shaped groove is symmetrically formed in the installation plate, the length direction of the strip-shaped groove is consistent with the length direction of the installation plate, a sliding block is slidably arranged in the strip-shaped groove, and the sliding block is connected with the corresponding clamping plate.

[0009] By adopting the above technical scheme, the connecting plate, the connecting rod, the installation plate and the strip-shaped groove are arranged, and the sliding block slides in the strip-shaped groove, so that the stability of the clamping plate sliding is ensured.

[0010] Further, the driving assembly comprises mounting blocks arranged at the side of the mounting plate close to the connecting plate, a two-way threaded rod is arranged to rotate on the two mounting blocks, the length direction of the two-way threaded rod is consistent with the length direction of the strip-shaped slot, the two sliding blocks are respectively connected with the two ends of the two-way threaded rod through the threaded holes, and the two ends of the two-way threaded rod penetrate through the mounting blocks and are provided with rotating caps.

[0011] By adopting the above technical scheme, the mounting blocks, the two-way threaded rod and the rotating caps are arranged, the rotating cap is rotated to drive the two-way threaded rod to rotate, the two sliding blocks are respectively connected with the two ends of the two-way threaded rod through the threaded holes, the rotation of the two-way threaded rod can drive the sliding blocks to move synchronously towards the middle part of the mounting plate or move synchronously away from the middle part of the mounting plate, and the two clamping plates are driven to move in this way.

[0012] Further, two slide rails are arranged on the workbench in a spaced manner, and the sliding seat is slidably connected with the slide rails through the sliding blocks.

[0013] By adopting the above technical scheme, the two slide rails are arranged on the workbench in a spaced manner, so that the stability of the sliding of the sliding seat is ensured.

[0014] Further, the sliding assembly comprises vertical plates arranged on the workbench in a spaced manner, a first threaded rod is arranged to rotate between the two vertical plates, the sliding seat is connected with the first threaded rod through the threaded hole, and one end of the first threaded rod penetrates through the vertical plate and is provided with a rotating handle.

[0015] By adopting the above technical scheme, the vertical plates, the first threaded rod and the rotating handle are arranged, the rotating handle is rotated to drive the first threaded rod to rotate, the sliding seat is connected with the first threaded rod through the threaded hole, and the sliding seat is moved.

[0016] Further, a plurality of slide holes are formed in the workbench, a slide rod is vertically arranged to slide in the slide hole, and the top of the slide rod is connected with the lifting platform.

[0017] By adopting the above technical scheme, the slide holes and the slide rods are arranged, the slide rod slides in the slide hole, and the stability of the lifting of the lifting platform is ensured.

[0018] Further, a rotating hole is vertically formed in the workbench, the lifting assembly comprises a rotating column arranged to rotate in the rotating hole, a second threaded rod is arranged on the bottom of the lifting platform, the second threaded rod is parallel to the slide rod, the rotating column is connected with the second threaded rod through the threaded hole, a driven pulley is fixedly arranged on the column on the lower side of the workbench, a rotating shaft is vertically arranged on the workbench, the upper end of the rotating shaft is located above the workbench and is provided with a rotating handle, the lower end of the rotating shaft is located on the lower side of the workbench and is provided with a driving pulley, and the driving pulley and the driven pulley are connected through a transmission belt.

[0019] By adopting the above technical solution, a rotating column, a second threaded rod, a driven pulley, a driving pulley, and a transmission belt are set up. Rotating the rotating handle drives the rotating shaft and the driving pulley to rotate. Since the driving pulley and the driven pulley are connected by the transmission belt, the rotation of the driven pulley drives the rotating column to rotate. Since the rotating column is helically connected to the second threaded rod through a threaded hole, and the second threaded rod is restricted from rotating by the lifting platform, the rotation of the rotating column drives the second threaded rod to move up and down.

[0020] Furthermore, the rotating assembly includes fixed plates horizontally spaced apart on the side of the fixed base away from the mounting frame, a worm gear rotatably disposed between the two fixed plates, a worm wheel fixedly sleeved on the rotating roller on the fixed base, the worm wheel cooperating with the worm gear, and one end of the worm gear passing through the fixed plate and provided with a control handle.

[0021] By adopting the above technical solution, a fixed plate, worm gear, worm wheel, and control handle are set up. Rotating the control handle drives the worm gear to rotate. Since the worm wheel cooperates with the worm gear, the rotation of the worm wheel drives the rotating roller connected to it to rotate.

[0022] In summary, this utility model has the following beneficial effects:

[0023] 1. In this application, a frame, lifting platform, lifting assembly, sliding assembly, and drive assembly are provided. When processing the hydraulic valve body, the hydraulic valve body is first placed on the lifting platform. Then, the sliding assembly drives the sliding seat to move, so that both ends of the hydraulic valve body are in contact with the mounting bracket. Next, the drive assembly drives the clamping plate to slide, so that the clamping plate clamps the hydraulic valve body. The lifting platform provides support for the hydraulic valve body, ensuring the stability of the hydraulic valve body's position, thereby making the operation process more convenient. Moreover, the clamping plate achieves sliding adjustment through the drive assembly, which has high flexibility and precision. Subsequently, a radial drilling machine is used to drill holes in the hydraulic valve body. After processing one side of the hydraulic valve body, the lifting assembly drives the lifting platform to descend. Then, the rotating assembly drives the rotating roller to rotate, causing the hydraulic valve body to rotate. Then, the lifting assembly drives the lifting platform to rise again, supporting the hydraulic valve body, and the radial drilling machine continues to drill holes.

[0024] 2. In this application, an installation block, a bidirectional threaded rod, and a rotating cap are provided. Rotating the rotating cap causes the bidirectional threaded rod to rotate. Since the two sliding blocks are respectively connected to the two ends of the bidirectional threaded rod through threaded holes, the rotation of the bidirectional threaded rod can drive the sliding blocks to move synchronously towards the center of the installation plate or synchronously away from the center of the installation plate, and thus drive the two clamping plates to move. Attached Figure Description

[0025] Figure 1 This is a schematic diagram of the overall structure of an embodiment of the present utility model;

[0026] Figure 2 yesFigure 1 A of Fig. 1 is an enlarged view of the fixed seat;

[0027] Figure 3 Fig. 1 is a structural schematic view of the fixed seat and rotating assembly of the embodiment of the utility model;

[0028] Figure 4 Fig. 1 is a structural schematic view of the fixed seat and rotating assembly of the embodiment of the utility model;

[0029] Figure 5 Fig. 1 is a structural schematic view of the fixed seat and rotating assembly of the embodiment of the utility model.

[0030] In the figure: 10, rack; 11, workbench; 12, radial drill press; 13, lifting platform; 14, fixed seat; 15, sliding seat; 16, rotating roller; 17, sliding rail; 18, sliding rod; 20, lifting assembly; 21, rotating column; 22, second threaded rod; 23, driven pulley; 24, rotating shaft; 25, rotating handle; 26, driving pulley; 27, transmission belt; 30, sliding assembly; 31, vertical plate; 32, first threaded rod; 33, rotating handle; 40, rotating assembly; 41, fixed plate; 42, worm; 43, worm wheel; 44, control handle; 50, mounting frame; 51, clamping plate; 52, connecting plate; 53, connecting rod; 54, mounting plate; 55, strip-shaped groove; 56, sliding block; 60, driving assembly; 61, mounting block; 62, bidirectional threaded rod; 63, rotating cap. DETAILED DESCRIPTION

[0031] The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application; obviously, the described embodiments are only part of the embodiments of the present application, rather than all the embodiments of the present application, and all other embodiments obtained by those of ordinary skill in the art without creative labor on the basis of the embodiments in the present application also belong to the protection scope of the present application.

[0032] As Figures 1-5As shown, the hydraulic valve body drilling device disclosed by the embodiment of the application comprises a rack 10, a lifting table 13, a lifting assembly 20, a sliding assembly 30, a rotating assembly 40, and a driving assembly 60. The rack 10 is provided with a workbench 11 at the top, and a radial drill press 12 is arranged on one side of the workbench 11. The lifting table 13 is vertically and slidably arranged in the middle of the workbench 11. The lifting assembly 20 is arranged on the workbench 11 and is used to drive the lifting table 13 to lift. A fixing seat 14 is arranged on one side of the lifting table 13 on the workbench 11. A sliding seat 15 is slidably arranged on the side of the workbench 11 away from the fixing seat 14. The fixing seat 14 and the lifting table 13 are both in the sliding direction of the sliding seat 15. The sliding assembly 30 is arranged on the workbench 11 and is used to drive the sliding seat 15 to slide. The fixing seat 14 and the sliding seat 15 are both horizontally provided with openings. Rotating rollers 16 are horizontally and rotatably arranged in the openings. The rotating assembly 40 is arranged on the fixing seat 14 and is used to drive the rotating rollers 16 on the fixing seat 14 to rotate. Adjacent ends of the two rotating rollers 16 are both provided with mounting frames 50. Two clamping plates 51 are slidably arranged on the mounting frames 50. The driving assembly 60 is arranged on the mounting frames 50 and is used to drive the two clamping plates 51 to synchronously slide to the middle of the mounting frames 50.

[0033] When the hydraulic valve body is machined, the hydraulic valve body is first placed on the lifting table 13. Then the sliding seat 15 is driven by the sliding assembly to move, so that the two ends of the hydraulic valve body are in contact with the mounting frames 50. Then the clamping plates 51 are driven by the driving assembly 60 to slide, so that the clamping plates 51 clamp the hydraulic valve body. The lifting table 13 provides support for the hydraulic valve body, ensuring the stability of the position of the hydraulic valve body, so that the operation process is more convenient. Moreover, the clamping plates 51 slide by the driving of the driving assembly 60, which has high flexibility and accuracy. Then the radial drill press 12 is used to open holes in the hydraulic valve body. After the machining of one side of the hydraulic valve body is completed, the lifting table 13 is lowered by the lifting assembly. Then the rotating rollers 16 are driven by the rotating assembly 40 to rotate, so that the hydraulic valve body rotates. Then the lifting table 13 is raised by the lifting assembly 20 to support the hydraulic valve body. The radial drill press 12 continues to open holes.

[0034] Specifically, two slide rails 17 are arranged on the workbench 11 at intervals. The sliding seat 15 is slidably connected to the slide rails 17 through slide blocks, so as to ensure the stability of the sliding of the sliding seat 15. The sliding assembly 30 comprises vertical plates 31 arranged on the workbench 11 at intervals. A first threaded rod 32 is rotatably arranged between the two vertical plates 31 and is parallel to the slide rails 17. The sliding seat 15 is screw-connected to the first threaded rod 32 through a threaded hole. One end of the first threaded rod 32 penetrates through the vertical plate 31 and is provided with a rotating handle 33. The rotating handle 33 is rotated to drive the first threaded rod 32 to rotate. Since the sliding seat 15 is screw-connected to the first threaded rod 32 through the threaded hole, the sliding seat 15 moves.

[0035] When the installation frame 50 is set, the connecting plate 52 connected with the rotating roller 16 is provided with connecting rods 53, and the four connecting rods 53 are arranged in a rectangular array. An installation plate 54 is arranged at the end of the connecting rods 53 away from the connecting plate 52, and the installation plate 54 is parallel to the connecting plate 52. A strip-shaped slot 55 is symmetrically arranged on the installation plate 54, and the length direction of the strip-shaped slot 55 is consistent with the length direction of the installation plate 54. A sliding block 56 is slidably arranged in the strip-shaped slot 55, and the sliding block 56 is connected with the corresponding clamping plate 51. The sliding block 56 slides in the strip-shaped slot 55 to ensure the stability of the sliding of the clamping plate 51. The driving assembly 60 includes installation blocks 61 arranged at the side of the installation plate 54 close to the connecting plate 52. A two-way threaded rod 62 is rotatably arranged on the two installation blocks 61. The length direction of the two-way threaded rod 62 is consistent with the length direction of the strip-shaped slot 55. The two sliding blocks 56 are respectively screw-connected with the two ends of the two-way threaded rod 62 through threaded holes. The two-way threaded rod 62 drives the sliding blocks 56 to synchronously move towards the middle part of the installation plate 54 or synchronously move away from the middle part of the installation plate 54, and drives the two clamping plates 51 to move in the same way. The end of the two-way threaded rod 62 penetrates through the installation block 61 and is provided with a rotating cap 63. The rotating cap 63 is rotated to drive the two-way threaded rod 62 to rotate.

[0036] A plurality of sliding holes are arranged on the workbench 11, and a sliding rod 18 is vertically and slidably arranged in the sliding hole. The top of the sliding rod 18 is connected with the bottom of the lifting table 13. The sliding rod 18 slides in the sliding hole to ensure the stability of the lifting of the lifting table 13. A rotating hole is vertically arranged on the workbench 11. The lifting assembly 20 includes a rotating column 21 rotatably arranged in the rotating hole. A second threaded rod 22 is arranged on the bottom of the lifting table 13 and is parallel to the sliding rod 18. The rotating column 21 is screw-connected with the second threaded rod 22 through a threaded hole. When the rotating column 21 rotates, the second threaded rod 22 is limited by the lifting table 13 and cannot rotate, so that the rotating column 21 drives the second threaded rod 22 and the lifting table 13 to move up and down. A driven pulley 23 is fixedly sleeved on the column 21 located on the lower side of the workbench 11. A rotating shaft 24 is vertically and rotatably arranged on the workbench 11. The upper end of the rotating shaft 24 is located above the workbench 11 and is provided with a rotating handle 25. The lower end of the rotating shaft 24 is located on the lower side of the workbench 11 and is provided with a driving pulley 26. The driving pulley 26 is connected with the driven pulley 23 through a transmission belt 27. The rotating handle 25 drives the rotating shaft 24 and the driving pulley 26 to rotate. Since the driving pulley 26 is connected with the driven pulley 23 through the transmission belt 27, the driven pulley 23 rotates to drive the rotating column 21 to rotate.

[0037] The rotating assembly 40 comprises fixed plates 41 horizontally and spacedly arranged on the fixed base 14 away from the mounting frame 50, a worm 42 rotatably arranged between the two fixed plates 41, a worm wheel 43 fixedly sleeved on the rotating roller 16 on the fixed base 14, the worm wheel 43 cooperating with the worm 42, the worm 42 rotating to drive the worm wheel 43 to rotate and drive the rotating roller 16 connected with the worm wheel 43 to rotate, since the worm wheel 43 and the worm 42 have self-locking property, i.e. only the worm 42 can drive the worm wheel 43, so that the position of the rotating roller 16 will not change after the rotating roller 16 is adjusted. The worm 42 penetrates through the fixed plate 41 and is provided with a control handle 44, and the control handle 44 is rotated to drive the worm 42 to rotate.

[0038] The use principle of the hydraulic valve body drilling device in the embodiment is as follows: when the hydraulic valve body is processed, the hydraulic valve body is first placed on the lifting table 13, then the first threaded rod 32 is driven to rotate by rotating the rotating handle 33, the sliding seat 15 is moved, so that the hydraulic valve body is in contact with the mounting frame 50 at both ends. The rotating cap 63 is rotated to drive the bidirectional threaded rod 62 to rotate, so that the sliding block 56 is synchronously moved to the middle part of the mounting plate 54, and the two clamping plates 51 are moved to clamp the hydraulic valve body. Then the hydraulic valve body is drilled by using the radial drilling machine 12. After one side of the hydraulic valve body is processed, the rotating handle 25 is rotated to drive the rotating shaft 24 and the driving pulley 26 to rotate, so that the driven pulley 23 and the rotating column 21 are rotated, so that the second threaded rod 22 and the lifting table 13 are lowered. Then the worm 42 is driven to rotate by rotating the rotating control handle 44, so that the worm wheel 43 is driven to rotate, the rotating roller 16 connected with the worm wheel 43 and the mounting frame 50 are driven to rotate, so that the hydraulic valve body is rotated. The rotating handle 25 is rotated to drive the lifting table 13 to rise to support the hydraulic valve body, and the radial drilling machine 12 continues to drill.

[0039] The preferred embodiments of the utility model are described above, the protection scope of the utility model is not limited to the above-mentioned embodiments only, and any technical scheme belonging to the utility model idea belongs to the protection scope of the utility model. It should be noted that, for ordinary technical personnel in the technical field, some improvements and decorations without departing from the principle of the utility model can also be considered as the protection scope of the utility model.

Claims

1. A hydraulic valve body drilling apparatus, characterized by: The utility model provides a kind of machine tool, including rack (10), the top of the rack (10) is provided with workbench (11), one side of the workbench (11) is provided with radial drilling machine (12), the middle part of the workbench (11) is vertically slidably provided with lifting platform (13), the workbench (11) is provided with lifting assembly (20) driving lifting platform (13) lifting, the workbench (11) is provided with fixed seat (14) on the side of lifting platform (13), the workbench (11) is slidably provided with sliding seat (15) away from fixed seat (14) side, the workbench (11) is provided with sliding assembly (30) driving sliding seat (15) sliding, the fixed seat (14), sliding seat (15) are all horizontally rotatably provided with rotating roller (16), the fixed seat (14) is provided with rotating assembly (40) driving rotating roller (16) rotation on it, two rotating roller (16) adjacent one end is provided with mounting bracket (50), the mounting bracket (50) is slidably provided with two clamping plates (51), the mounting bracket (50) is provided with drive assembly (60) driving two clamping plates (51) synchronous sliding to the middle part of mounting bracket (50).

2. The hydraulic valve body drilling apparatus of claim 1, wherein: The mounting bracket (50) includes the connecting plate (52) connected with rotating roller (16), the connecting plate (52) is provided with connecting rod (53), the connecting rod (53) has four, four connecting rod (53) is arranged in rectangular array, four connecting rod (53) is commonly provided with one mounting plate (54) away from the one end of connecting plate (52), the mounting plate (54) is symmetrically provided with strip slot (55), the length direction of strip slot (55) is consistent with the length direction of mounting plate (54), the sliding block (56) is slidably arranged in the strip slot (55), and the sliding block (56) is connected with the corresponding clamping plate (51).

3. A hydraulic valve body drilling apparatus as defined in claim 2 wherein: The drive assembly (60) includes the mounting block (61) spaced apart on the side of mounting plate (54) close to connecting plate (52), two mounting blocks (61) are commonly rotatably provided with one two-way threaded rod (62), the length direction of two-way threaded rod (62) is consistent with the length direction of strip slot (55), two sliding blocks (56) are respectively connected with two ends of two-way threaded rod (62) by threaded hole, and the end of two-way threaded rod (62) passes through mounting block (61) and is provided with rotating cap (63).

4. The hydraulic valve body drilling apparatus of claim 1, wherein: The workbench (11) is provided with two slide rails (17) at intervals, and the sliding seat (15) is slidably connected with the slide rails (17) through a sliding block.

5. The hydraulic valve body drilling apparatus of claim 4, wherein: The sliding assembly (30) includes stand plates (31) spaced apart on the workbench (11), a first threaded rod (32) is rotatably arranged between the two stand plates (31), the sliding seat (15) is screw-connected with the first threaded rod (32) through a threaded hole, and the first threaded rod (32) is provided with a rotating handle (33) at one end and passes through the stand plate (31).

6. The hydraulic valve body drilling apparatus of claim 1, wherein: The workbench (11) is provided with a plurality of sliding holes, and a sliding rod (18) is vertically slidably arranged in the sliding hole.

7. A hydraulic valve body drilling apparatus as defined in claim 6 wherein: The workbench (11) is vertically provided with a rotating hole, the lifting assembly (20) comprises a rotating column (21) rotatably arranged in the rotating hole, the lifting platform (13) is provided with a second threaded rod (22) at the bottom, the second threaded rod (22) is parallel to the sliding rod (18), the rotating column (21) is screw-connected with the second threaded rod (22) through a threaded hole, a driven pulley (23) is fixedly sleeved on the column located at the lower side of the workbench (11), a rotating shaft (24) is vertically rotatably arranged on the workbench (11), the upper end of the rotating shaft (24) is located above the workbench (11) and is provided with a rotating handle (25), and the lower end of the rotating shaft (24) is located at the lower side of the workbench (11) and is provided with a driving pulley (26), the driving pulley (26) is connected with the driven pulley (23) through a transmission belt (27).

8. The hydraulic valve body drilling apparatus of claim 1, wherein: The rotating assembly (40) comprises a fixed plate (41) horizontally and intervally arranged on the side of the fixed seat (14) away from the mounting frame (50), a worm (42) rotatably arranged between the two fixed plates (41), a worm wheel (43) fixedly sleeved on the rotating roller (16) on the fixed seat (14), the worm wheel (43) is matched with the worm (42), and one end of the worm (42) penetrates through the fixed plate (41) and is provided with a control handle (44).

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