Rotary clamping device for heavy deep hole drilling machine

Abstract

The utility model relates to the technical field of heavy deep hole drilling machine auxiliary equipment, in particular to a rotary clamping device for a heavy deep hole drilling machine, which comprises a bottom plate, a Z-direction rotating shaft rotatably mounted in a rack of the bottom plate, a bearing frame mounted on the periphery of the Z-direction rotating shaft, an air cylinder mounted at the end of the bearing frame, and a clamping jaw arranged at the bottom of the air cylinder. A Y-direction lead screw is arranged below the clamping jaw, the Y-direction lead screw is sleeved with a first lead screw sleeve linearly moving in the Y direction, the first lead screw sleeve is fixedly connected with a first moving plate, a rotating X-direction lead screw is arranged above the first moving plate, the X-direction lead screw is sleeved with a second lead screw sleeve linearly moving in the X direction, and the second lead screw sleeve is connected with a second moving plate. And a loading plate for bearing workpieces is fixedly mounted above the second moving plate. According to the utility model, more manpower does not need to be consumed, the transfer time is shorter, the transfer efficiency is improved, the safety degree is improved, and accidents can be effectively avoided.

Description

Technical Field

[0001] The utility model relates to the technical field of auxiliary equipment for heavy deep-hole drilling machines, and specifically discloses a rotary clamping device for a heavy deep-hole drilling machine. Background Art

[0002] The working principle of a heavy deep-hole drilling machine mainly relies on specific drilling technologies, such as gun drills, BTA drills, ejector drills, etc., to perform drilling operations on deep-hole systems with a length-to-diameter ratio greater than 10 and precision shallow holes. Due to its advantages of high precision, high efficiency, and high consistency, the heavy deep-hole drilling machine is widely used in the field of workpiece processing. During the processing of the heavy deep-hole drilling machine, the workpiece usually remains stationary, and the tool rotates and moves axially to achieve the drilling operation.

[0003] Generally, the heavy deep-hole drilling machine is usually arranged at the end of the workpiece transfer line. After the workpiece is rough-machined at the front end, it directly enters the processing area of the heavy deep-hole drilling machine, so that the heavy deep-hole drill performs back-end finishing on the workpiece. At present, most of the time, it is necessary for operators to manually transport the workpiece from the transfer line to the heavy deep-hole drill; on the one hand, it consumes a lot of manpower and takes a long time for transfer, which greatly affects the overall progress of workpiece processing; on the other hand, it requires operators to work near the heavy deep-hole drilling machine frequently, and the safety is poor, which is prone to work injury accidents. Content of the Utility Model

[0004] Aiming at the problems of long transfer time and poor safety in the process of transferring the workpiece to the heavy deep-hole drilling machine at present, the utility model provides a rotary clamping device for a heavy deep-hole drilling machine.

[0005] To solve the above problems, the utility model provides the following technical solutions:

[0006] A rotary clamping device for a heavy deep-hole drilling machine, including a bottom plate, a bench is fixedly installed on the bottom plate, a Z-direction rotating shaft is rotatably installed in the bench, a bearing frame is rotatably installed around the Z-direction rotating shaft, a cylinder is rotatably installed at the end of the bearing frame, a clamp claw that can be opened and closed is arranged at the bottom of the cylinder, a Y-direction lead screw is arranged below the clamp claw, the Y-direction lead screw is rotatably installed on the bottom plate, a first lead screw sleeve that linearly moves along the Y direction is sleeved on the Y-direction lead screw, the first lead screw sleeve is fixedly connected with a first moving plate, a rotating X-direction lead screw is arranged above the first moving plate, a second lead screw sleeve that linearly moves along the X direction is sleeved on the X-direction lead screw, the second lead screw sleeve is connected with a second moving plate, and a load-bearing plate for carrying the workpiece is fixedly installed above the second moving plate, and the load-bearing plate is arranged below the clamp claw.

[0007] Preferably, a first motor is fixedly installed on the top of the platform, and the output shaft of the first motor is connected to the Z-axis rotating shaft through a coupling; a second motor is fixedly installed on the support frame, and the output shaft of the second motor is arranged downward and connected to a transmission shaft, and the cylinder is fixedly arranged at the bottom end of the transmission shaft.

[0008] Preferably, a first rotating wheel is mounted on the outer wall of the Z-axis rotating shaft, and a second rotating wheel is mounted on the outer wall of the transmission shaft, and the first rotating wheel and the second rotating wheel are connected by a belt drive; an adjusting plate with adjustable X-axis position is installed on the top of the carrier, a vertical rod is fixedly installed on the outer side of the adjusting plate, a clamping sleeve is fixedly installed on the bottom end of the vertical rod, and the outer wall of the clamping sleeve is in contact with the belt.

[0009] Preferably, a first screw support is fixedly mounted on the base plate, a third motor is fixedly mounted on the side of the first screw support, and the output shaft of the third motor is connected to the Y-axis screw transmission; a first stabilizing seat which is firmly connected to the base plate is provided on the side of the first screw support, a Y-axis slide plate is provided on the top of the first stabilizing seat, and the Y-axis slide plate is firmly connected to the first movable plate.

[0010] Preferably, a support plate is fixedly mounted on the first stable seat, a second screw support is fixedly mounted on the support plate, a fourth motor is fixedly mounted on the side of the second screw support, and the output shaft of the fourth motor is connected to the X-axis screw transmission; a second stable seat is fixedly mounted on the first movable plate, an X-axis slide plate is arranged on the top of the second stable seat, and the X-axis slide plate is fastened to the second movable plate.

[0011] Preferably, an X-axis long rod is fixedly provided on the outer side of the second screw support, a sleeve plate is mounted on the X-axis screw, the inner side of the sleeve plate and the second screw sleeve stably clamp the second movable plate, a first extension rod is provided on the outer side of the sleeve plate, and a second extension rod is provided on the outer side of the second screw sleeve, and the first extension rod and the second extension rod are respectively in contact with the upper and lower sides of the X-axis long rod.

[0012] Preferably, a spring is mounted on the second extension rod, and a straight portion is provided at the end of the spring, and the straight portion is in contact with the first extension rod.

[0013] Preferably, a plurality of footrests are fixedly mounted on the bottom of the base plate.

[0014] Compared with the prior art, the utility model has the following beneficial effects:

[0015] The utility model can rotate the carrier by setting a Z-axis rotating shaft, so as to adjust the layout position of the cylinder at a fixed horizontal height. By setting a Y-axis lead screw, the first moving plate can be displaced along the Y-axis, and by setting an X-axis lead screw, the second moving plate can be displaced along the X-axis, so as to adjust the Y-axis and X-axis positions of the load plate carrying the workpiece at the same time, so as to adapt to the position of the clamping jaw, so that the clamping jaw can easily pick up the workpiece and move it into the heavy drilling machine. The utility model does not need to consume a lot of manpower, has a short transfer time, improves the transfer efficiency, and at the same time improves the safety, and can effectively avoid the occurrence of accidents. Therefore, it has a very wide application prospect. Brief Description of the Drawings

[0016] In order to more clearly illustrate the technical solutions of the present utility model, the drawings required to be used in the description will be briefly introduced below. Obviously, the drawings in the following description are only some embodiments of the present utility model. For those of ordinary skill in the art, without creative efforts, other drawings can also be obtained based on these drawings;

[0017] Figure 1 It is a schematic structural diagram of the overall device of the present utility model;

[0018] Figure 2 It is a schematic structural diagram of the cooperation between the belt and the clamping sleeve of the present utility model;

[0019] Figure 3 It is a schematic installation structure diagram of the Y-axis lead screw and the X-axis lead screw of the present utility model;

[0020] Figure 4 It is a schematic installation structure diagram of the Y-axis slide plate and the X-axis slide plate of the present utility model;

[0021] Figure 5 It is a schematic installation structure diagram of the X-axis long rod of the present utility model;

[0022] Figure 6 is Figure 5 an enlarged schematic diagram of the structure at A in

[0023] In the figure: 1. bottom plate, 2. stand, 3. Z-axis, 4. carrier, 5. cylinder, 6. clamping claw, 7. Y-axis lead screw, 8. first lead screw sleeve, 9. first moving plate, 10. X-axis lead screw, 11. second lead screw sleeve, 12. second moving plate, 13. load plate, 14. first motor, 15. coupling, 16. second motor, 17. transmission shaft, 18. first rotating wheel, 19. second rotating wheel, 20. belt, 2 1. Adjustment plate, 22. Vertical rod, 23. Clamping sleeve, 24. First lead screw support, 25. Third motor, 26. First stable seat, 27. Y-axis slide, 28. Support plate, 29. Second lead screw support, 30. Fourth motor, 31. Second stable seat, 32. X-axis slide, 33. X-axis long rod, 34. Sleeve plate, 35. First extension rod, 36. Second extension rod, 37. Spring, 38. Straight portion, 39. Foot. DETAILED DESCRIPTION

[0024] In order to make the purpose, features and advantages of the utility model more obvious and easy to understand, the technical scheme of the utility model will be clearly and completely described below in combination with the drawings in the specific embodiment. Obviously, the embodiments described below are only part of the embodiments of the utility model, not all of them. Based on the embodiments in this patent, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of this patent.

[0025] This specific embodiment provides a rotary clamping device for a heavy-duty deep hole drilling machine, such as Figures 1 - 6 As shown; it includes a base plate 1, and a plurality of foot seats 39 are fixedly installed at the bottom of the base plate 1. By setting the foot seats 39, the device can be stably placed between the tail end of the workpiece transmission line and the processing area of the heavy-duty deep hole drilling machine. A stand 2 is fixedly installed on the base plate 1. The stand 2 is a three-layer vertical structure, and its bottom is tightly connected to the base plate 1. The middle layer of the stand 2 is provided with a Z-axis rotating shaft 3. The top layer of the stand 2 is fixedly installed with a first motor 14. The output shaft of the first motor 14 is arranged vertically downward and the output shaft end of the first motor 14 is arranged in the middle layer of the stand 2. The output shaft of the first motor 14 is connected to the Z-axis rotating shaft 3 through a coupling 15. The first motor 14 can drive the Z-axis rotating shaft 3 to rotate in the stand 2.

[0026] A carrier frame 4 is rotatably installed around the Z-axis rotating shaft 3. A first runner 18 is sleeved on the outer wall of the Z-axis rotating shaft 3. A second motor 16 is fixedly installed on the carrier frame 4. The output shaft of the second motor 16 is arranged downward and connected to a transmission shaft 17. The transmission shaft 17 is arranged inside the carrier frame 4. A second runner 19 is sleeved on the outer wall of the transmission shaft 17. The first runner 18 and the second runner 19 are drivingly connected by a belt 20. The bottom end of the transmission shaft 17 is provided with a cylinder 5. The cylinder 5 is arranged below the carrier frame 4. By providing the mutually drivingly cooperating first runner 18 and second runner 19, on the one hand, the transmission shaft 17 can be rotated while the carrier frame 4 rotates, so as to adjust the rotation angle of the cylinder 5; on the other hand, the load-bearing stability of the carrier frame 4 is further enhanced to maintain the balance of the acting force.

[0027] Wherein, an adjustment plate 21 with adjustable X-direction position is installed at the top of the carrier frame 4. A vertical rod 22 is fixedly installed on the outer side of the adjustment plate 21. A clamping sleeve 23 is fixedly installed at the bottom end of the vertical rod 22. The outer wall of the clamping sleeve 23 is in contact with the belt 20; by providing the clamping sleeve 23, the tightness of the belt 20 can be adjusted, so as to further adjust the driving effect of the first runner 18 and the second runner 19, making the overall device more flexible.

[0028] A clampable clamping jaw 6 is provided at the bottom of the cylinder 5. The clamping jaw 6 can be used to clamp a workpiece; a Y-direction lead screw 7 is provided below the clamping jaw 6. A first lead screw support 24 is fixedly installed on the bottom plate 1. A third motor 25 is fixedly installed on the side of the first lead screw support 24. The output shaft of the third motor 25 is drivingly connected to the Y-direction lead screw 7. The Y-direction lead screw 7 can be driven to rotate by the third motor 25. A first lead screw sleeve 8 is sleeved on the Y-direction lead screw 7. The first lead screw sleeve 8 is fixedly connected to a first moving plate 9. A first stable seat 26 fixedly connected to the bottom plate 1 is provided on the side of the first lead screw support 24. A Y-direction sliding plate 27 is provided at the top of the first stable seat 26. The Y-direction sliding plate 27 is fixedly connected to the first moving plate 9. By providing the matching structure of the Y-direction sliding plate 27 and the first lead screw sleeve 8, when the Y-direction lead screw 7 rotates, the first moving plate 9 can be linearly moved along the Y direction, so as to adjust the arrangement position of the first moving plate 9.

[0029] A support plate 28 is fixedly installed on the first stable seat 26. A second lead screw support 29 is fixedly installed on the support plate 28. A fourth motor 30 is fixedly installed on the side of the second lead screw support 29. The output shaft of the fourth motor 30 is drivingly connected to an X-direction lead screw 10. The X-direction lead screw 10 can be driven by the fourth motor 30 to rotate. A second lead screw sleeve 11 that linearly moves in the X direction is sleeved on the X-direction lead screw 10. The second lead screw sleeve 11 is connected to a second moving plate 12. A load plate 13 for carrying workpieces is fixedly installed above the second moving plate 12. A second stable seat 31 is fixedly installed on the first moving plate 9. An X-direction sliding plate 32 is arranged on the top of the second stable seat 31. The X-direction sliding plate 32 is firmly connected to the second moving plate 12, enabling the second moving plate 12 and the load plate 13 to linearly move in the X direction.

[0030] In addition, an X-direction long rod 33 is fixedly arranged outside the second lead screw support 29. A sleeve plate 34 is sleeved on the X-direction lead screw 10. The inner side of the sleeve plate 34 and the second lead screw sleeve 11 stably clamp the second moving plate 12. A first extension rod 35 is arranged on the outer side of the sleeve plate 34. A second extension rod 36 is arranged on the outer side of the second lead screw sleeve 11. The first extension rod 35 and the second extension rod 36 are respectively in contact with the upper and lower sides of the X-direction long rod 33. A spring 37 is sleeved on the second extension rod 36. The end of the spring 37 is provided with a flat part 38, and the flat part 38 is in contact with the first extension rod 35. By setting the cooperation structure of the spring 37 and the first extension rod 35, the stability of the load plate 13 can be enhanced, ensuring the stable state of the load plate 13 when moving the workpiece.

[0031] The working principle of the present utility model is as follows: The device is arranged at the end of the workpiece transmission line. The workpiece falls from the end of the workpiece transmission line onto the load plate 13. The Y-direction and X-direction positions of the load plate 13 are adjusted through the Y-direction lead screw 7 and the X-direction lead screw 10. The workpiece at the end of the workpiece transmission line can be clamped by the clamping claws 6. After starting the first motor 14, the bearing frame 4 can be rotated, and after starting the second motor 16, the workpiece can be rotated, so as to place the workpiece in the machining area of the heavy-duty deep hole drilling machine according to the machining specifications, thereby performing back-end finishing on the workpiece.

[0032] The above description of the disclosed embodiments enables those skilled in the art to implement or use the present utility model. Various modifications to these embodiments will be apparent to those skilled in the art. The general principles defined herein can be implemented in other embodiments without departing from the spirit or scope of the present utility model. Therefore, the present utility model will not be limited to these embodiments shown herein, but rather will conform to the widest scope consistent with the principles and novel features disclosed herein.

Claims

1. A rotary clamping device for a heavy-duty deep hole drilling machine, comprising a bottom plate (1), characterized in that, A bench (2) is fixedly installed on the bottom plate (1). A Z-direction rotating shaft (3) is rotatably installed in the bench (2). A carrier (4) is rotatably installed around the Z-direction rotating shaft (3). A cylinder (5) is rotatably installed at the end of the carrier (4). A pair of openable and closable clamping claws (6) are arranged at the bottom of the cylinder (5). A Y-direction lead screw (7) is arranged below the clamping claws (6). The Y-direction lead screw (7) is rotatably installed on the bottom plate (1). A first lead screw sleeve (8) that linearly moves along the Y direction is sleeved on the Y-direction lead screw (7). The first lead screw sleeve (8) is fixedly connected to a first moving plate (9). A rotating X-direction lead screw (10) is arranged above the first moving plate (9). A second lead screw sleeve (11) that linearly moves along the X direction is sleeved on the X-direction lead screw (10). The second lead screw sleeve (11) is connected to a second moving plate (12). A load plate (13) for carrying a workpiece is fixedly installed above the second moving plate (12). The load plate (13) is arranged below the clamping claws (6).

2. The rotary clamping device for a heavy-duty deep hole drilling machine according to claim 1, characterized in that A first motor (14) is fixedly installed at the top of the bench (2). The output shaft of the first motor (14) is in transmission connection with the Z-direction rotating shaft (3) through a coupling (15). A second motor (16) is fixedly installed on the carrier (4). The output shaft of the second motor (16) is arranged downward and connected to a transmission shaft (17). The cylinder (5) is fixedly arranged at the bottom end of the transmission shaft (17).

3. The rotary clamping device for a heavy-duty deep hole drilling machine according to claim 2, wherein A first runner (18) is sleeved on the outer wall of the Z-direction rotating shaft (3). A second runner (19) is sleeved on the outer wall of the transmission shaft (17). The first runner (18) is in transmission connection with the second runner (19) through a belt (20). An adjusting plate (21) with adjustable X-direction position is installed at the top of the carrier (4). A vertical rod (22) is fixedly installed on the outer side of the adjusting plate (21). A clamping sleeve (23) is fixedly installed at the bottom end of the vertical rod (22). The outer wall of the clamping sleeve (23) is in contact with the belt (20).

4. A rotary clamping device for a heavy-duty deep hole drilling machine according to claim 1, characterized in that, A first lead screw support (24) is fixedly installed on the bottom plate (1). A third motor (25) is fixedly installed on the side of the first lead screw support (24). The output shaft of the third motor (25) is in transmission connection with the Y-direction lead screw (7). A first stable seat (26) fixedly connected to the bottom plate (1) is arranged on the side of the first lead screw support (24). A Y-direction sliding plate (27) is arranged at the top of the first stable seat (26). The Y-direction sliding plate (27) is fixedly connected to the first moving plate (9).

5. A rotary clamping device for a heavy-duty deep-hole drilling machine according to claim 4, characterized in that, A support plate (28) is fixedly installed on the first stable seat (26). A second lead screw support (29) is fixedly installed on the support plate (28). A fourth motor (30) is fixedly installed on the side of the second lead screw support (29). The output shaft of the fourth motor (30) is in transmission connection with the X-direction lead screw (10). A second stable seat (31) is fixedly installed on the first moving plate (9). An X-direction sliding plate (32) is arranged on the top of the second stable seat (31). The X-direction sliding plate (32) is fixedly connected to the second moving plate (12).

6. The rotary clamping device for a heavy-duty deep-hole drilling machine according to claim 5, characterized in that, An X-direction long rod (33) is fixedly arranged on the outside of the second lead screw support (29). A sleeve plate (34) is sleeved on the X-direction lead screw (10). The inner side of the sleeve plate (34) and the second lead screw sleeve (11) stably clamp the second moving plate (12). A first extension rod (35) is arranged on the outside of the sleeve plate (34). A second extension rod (36) is arranged on the outside of the second lead screw sleeve (11). The first extension rod (35) and the second extension rod (36) are respectively in contact with the upper and lower sides of the X-direction long rod (33).

7. The rotary clamping device for a heavy-duty deep hole drilling machine according to claim 6, characterized in that, A spring (37) is sleeved on the second extension rod (36). A straight part (38) is arranged at the end of the spring (37). The straight part (38) is in contact with the first extension rod (35).

8. A rotary clamping device for a heavy-duty deep-hole drilling machine according to claim 1, characterized in that, A plurality of feet (39) are fixedly installed on the bottom of the bottom plate (1).

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