CN115371986A

CN115371986A - Ball screw slippage detection device

Info

Publication number: CN115371986A
Application number: CN202210871021.5A
Authority: CN
Inventors: 杨军; 邱海莲; 王丹; 廖广宇
Original assignee: Yunnan Machinery Research And Design Institute Co ltd
Current assignee: Yunnan Machinery Research And Design Institute Co ltd
Priority date: 2022-07-22
Filing date: 2022-07-22
Publication date: 2022-11-22

Abstract

The invention discloses a ball screw slippage detection device which comprises a workbench, wherein a first fixing ring and a second fixing ring are fixedly installed on two sides of the upper wall surface of the workbench respectively, a bearing is fixedly installed on the inner wall of the first fixing ring, a sleeve is inserted into the inner wall of the bearing, a fixing shaft is fixedly installed on the closed end of the sleeve, a first three-jaw chuck is fixedly inserted into the open end of the sleeve, a driving motor is installed on one side, located on the first fixing ring, of the workbench, a coupling is connected between the driving end of the driving motor and one end of the fixing shaft, a tail fixing mechanism is installed in the second fixing ring, and a pair of slideways are arranged on the workbench.

Description

Ball screw slippage detection device

Technical Field

The invention relates to the technical field of ball screws, in particular to a ball screw slippage detection device.

Background

The invention discloses a spindle maintenance detection device for a numerical control machine tool, which comprises a bin body, wherein a moving mechanism is fixedly arranged on the inner bottom wall of the bin body, a first push rod is fixedly arranged at the top of the moving mechanism, a protection mechanism is fixedly arranged at the output end of the first push rod, a control mechanism is fixedly arranged at the top of the moving mechanism and positioned at the left side of the first push rod, a bearing mechanism with one end penetrating and extending into the control mechanism is inserted into the right side of the control mechanism, the device is suitable for detecting a smooth cylindrical structure in actual life, the surface of the ball screw rod is provided with tooth crests and tooth roots, and the probe is inconvenient for detecting tooth crests and tooth roots and is used for detecting tooth roots.

Disclosure of Invention

Aiming at the defects of the prior art, the invention provides a ball screw slippage detection device, which solves the problem that the existing device cannot detect the tooth root and the tooth top.

In order to realize the purpose, the invention is realized by the following technical scheme: the utility model provides a ball screw detection device that slides, includes the workstation, the both sides of wall are fixed mounting respectively and are had first solid fixed ring and the solid fixed ring of second on the workstation, fixed mounting has the bearing on first solid fixed ring's the inner wall, the sleeve has been inserted in the inner wall of bearing, fixed mounting has the fixed axle on the telescopic closed end, telescopic open end internal fixation cartridge has first three-jaw chuck, on the workstation and be located driving motor is installed to one side of first solid fixed ring, driving motor's drive end with be connected with the shaft coupling between the fixed axle one end, install afterbody fixed establishment in the second fixed ring, be equipped with a pair of slide on the workstation, it is a pair of slidable mounting has the slide on the slide, and is a pair of slide upper end is inside has seted up the spout, and is a pair of slidable mounting has a pair of slider upper end fixed mounting respectively the support, and is a pair of support upper end fixed mounting respectively install the loop bar in the backup pad, and is a pair of loop bar one end is inside has seted up the third spout respectively, and is a pair of being equipped with slide establishment in the third spout.

Preferably, the tail fixing mechanism comprises a pair of second sliding grooves formed in the inner wall of the second fixing ring, second sliding blocks are movably mounted in the second sliding grooves respectively, a cylinder is fixedly mounted between the second sliding blocks, a second bearing is fixedly mounted in the opening end of the cylinder, and a second three-jaw chuck is inserted in the second bearing.

Preferably, the sliding mechanism comprises a pair of sliding rods movably inserted into the pair of third sliding grooves respectively, one ends of the pair of sliding rods are fixedly provided with a conical head and an arc-shaped head respectively, the other ends of the pair of sliding rods are fixedly connected with springs respectively, one ends of the pair of springs are fixedly connected with the inner walls of the pair of third sliding grooves respectively, openings are formed in the lower wall surfaces of the pair of third sliding grooves respectively, a pair of connecting plates are arranged in the openings in a sliding mode respectively, the upper ends of the pair of connecting plates are fixedly connected with the lower wall surfaces of the pair of sliding rods respectively, a vertical plate is arranged on the lower wall surface of the pair of loop bars respectively, a pair of tension and pressure sensors are fixedly mounted on the side walls of the vertical plates respectively, and the movable ends of the pair of tension and pressure sensors are fixedly connected with the side walls of the pair of connecting plates respectively.

Preferably, a rotating shaft is movably inserted into one side wall of the sliding groove, a handle and a split threaded rod are respectively installed at two ends of the rotating shaft, a pair of sliding blocks are respectively screwed on two ends of the split threaded rod, and one end of the split threaded rod is rotatably installed on the other inner side wall of the sliding groove.

Preferably, the second three-jaw chuck and the first three-jaw chuck are located on the same horizontal center line.

Advantageous effects

The invention provides a ball screw slippage detection device, which has the following beneficial effects that the device is compact in structure, two ends of a ball screw are respectively fixed on a first three-jaw chuck and a second three-jaw chuck when in use, the ball screw is controlled to rotate slowly by a driving motor, a spring can push a pair of sliding rods, an arc-shaped head at the top end of each sliding rod is buckled on a tooth top, a conical head is inserted into a tooth root, a sliding plate is simultaneously pushed in the process of slow rotation of the ball screw, the arc-shaped head can slide on a tooth top, the conical head slides in the tooth root, if the tooth root or the tooth top is defective in the sliding process, the sliding rod can move in a sleeve rod, a pulling force or pressure is applied to a moving end of a pulling pressure sensor by a connecting plate, the quality of the ball screw is determined by reading fed back by the pulling pressure sensor, the sliding blocks can be controlled to move oppositely or oppositely by rotating a handle, the distance between the arc-shaped head and the conical head can be controlled, tooth tops and tooth roots with different widths can be conveniently attached, and convenience is brought to people.

Drawings

FIG. 1 is a schematic top view of the present invention.

Fig. 2 is a side view of a loop bar of the present invention.

In the figure: 1. a work table; 2. a second retaining ring; 3. a second slider; 4. a cylinder; 5. a second bearing; 6. a second three-jaw chuck; 7. an arc-shaped head; 8. a conical head; 9. a first three-jaw chuck; 10. a sleeve; 11. a bearing; 12. a first retaining ring; 13. a fixed shaft; 14. a coupling; 15. a drive motor; 16. a slideway; 17. a slide plate; 18. oppositely pulling the threaded rod; 19. a loop bar; 20. a slider; 21. a rotating shaft; 22. a handle; 23. a support; 24. a support plate; 25. a vertical plate; 26. a pull pressure sensor; 27. a connecting plate; 28. a slide bar; 29. a spring.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-2, the present invention provides a technical solution: a ball screw slippage detection device comprises a workbench 1, wherein a first fixing ring 12 and a second fixing ring 2 are fixedly mounted on two sides of the upper wall surface of the workbench 1 respectively, a bearing 11 is fixedly mounted on the inner wall of the first fixing ring 12, a sleeve 10 is inserted into the inner wall of the bearing 11, a fixing shaft 13 is fixedly mounted on the closed end of the sleeve 10, a first three-jaw chuck 9 is fixedly inserted into the opening end of the sleeve 10, a driving motor 15 is mounted on the workbench 1 and positioned on one side of the first fixing ring 12, a shaft coupling 14 is connected between the driving end of the driving motor 15 and one end of the fixing shaft 13, a tail fixing mechanism is mounted in the second fixing ring 2, a pair of slide ways 16 are arranged on the workbench 1, a pair of slide plates 17 are slidably mounted on the slide ways 16, and a pair of slide grooves are formed in the upper ends of the slide plates 17, a pair of sliding blocks 20 are arranged in the sliding grooves in a sliding manner, supports 23 are respectively fixedly arranged at the upper ends of the pair of sliding blocks 20, support plates 24 are respectively fixedly arranged at the upper ends of the pair of supports 23, loop bars 19 are respectively arranged on the pair of support plates 24, third sliding grooves are respectively formed in one ends of the pair of loop bars 19, sliding mechanisms are arranged in the pair of third sliding grooves, the tail fixing mechanism comprises a pair of second sliding grooves formed in the inner wall of the second fixing ring 2, second sliding blocks 3 are respectively and movably arranged in the pair of second sliding grooves, a cylinder 4 is fixedly arranged between the pair of second sliding blocks 3, a second bearing 5 is fixedly arranged in the opening end of the cylinder 4, a second three-jaw chuck 6 is inserted in the second bearing 5, and the sliding mechanism comprises a pair of sliding rods 28 respectively and movably inserted in the pair of third sliding grooves, one end of each of the pair of slide bars 28 is fixedly provided with a conical head 8 and an arc-shaped head 7, the other end of each of the pair of slide bars 28 is fixedly connected with a spring 29, one end of each of the pair of springs 29 is fixedly connected with the inner wall of the pair of third slide grooves, the lower wall surfaces of the pair of third slide grooves are provided with openings, the pair of openings are internally provided with connecting plates 27 in a sliding manner, the upper ends of the pair of connecting plates 27 are fixedly connected with the lower wall surfaces of the pair of slide bars 28, the lower wall surfaces of the pair of loop bars 19 are provided with vertical plates 25, the side walls of the pair of vertical plates 25 are respectively and fixedly provided with a pulling pressure sensor 26, the movable ends of the pair of pulling pressure sensors 26 are fixedly connected with the side walls of the pair of connecting plates 27, a rotating shaft 21 is movably inserted in one side wall of each slide groove, the two ends of the rotating shaft 21 are respectively provided with a handle 22 and a pair of pulling threaded rods 18, the pair of slide blocks 20 are respectively screwed on the two ends of the pair of the pulling threaded rods 18, one end of each of the pair of the pulling pressure sensors is rotatably installed on the inner side wall of the other slide grooves, and the second three-jaw chuck 6 and the first jaw chuck 9 are located on the same horizontal central line.

The following working principles, detailed connecting means thereof, and the following main descriptions of the working principles and processes thereof are well known in the art, and will be referred to by those skilled in the art for the specific connection and operation sequence of the components in the present disclosure.

The embodiment is as follows: when the device is used, the cylinder 4 is firstly pushed into the second fixing ring 2, then a ball screw to be detected is placed between the first three-jaw chuck 9 and the second three-jaw chuck 6 and fixed, at the moment, the spring 29 pushes against the sliding rod 28, the arc-shaped head 7 at the top end of the sliding rod 28 and the conical head 8 are in contact with the ball screw, then the handle 22 is rotated, the handle 22 drives the opposite pull threaded rod 18 to rotate through the rotating shaft 21, further, the distance between the pair of sliding blocks 20 is controlled, the pair of sliding blocks 20 drives the sleeve rod 19 to move through the bracket 23 and the supporting plate 24 at the upper end, in order to control the distance between the arc-shaped head 7 and the conical head 8, the conical head 8 is conveniently inserted into the tooth root, the arc-shaped head 7 is buckled on the tooth top, then the driving motor 15 is started, the driving motor 15 drives the sleeve 10 to slowly rotate through the coupler 14 and the fixing shaft 13, further, the ball screw between the first three-jaw chuck 9 and the second three-jaw chuck 6 can be driven to rotate, meanwhile, the sliding plate 17 is pushed, the arc-shaped head 7 and the conical head 8 pass through the tooth root, if the arc-shaped chuck 7 and the tooth root, the pressure sensor can be conveniently applied, the defect detection pressure sensor 26 can be applied, and the defect detection method can be simultaneously, and the defect detection method can be conveniently applied.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation. The use of the phrase "comprising one of the elements does not exclude the presence of other like elements in the process, method, article, or apparatus that comprises the element.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a ball screw slippage detection device, includes workstation (1), its characterized in that, the both sides of wall are fixed mounting respectively on workstation (1) have first solid fixed ring (12) and the solid fixed ring of second (2), fixed mounting has bearing (11) on the inner wall of first solid fixed ring (12), cartridge (10) is equipped with in the inner wall of bearing (11), fixed mounting has fixed axle (13) on the closed end of sleeve (10), the open end internal fixation cartridge of sleeve (10) has first three-jaw chuck (9), just be located on workstation (1) driving motor (15) are installed to one side of first solid fixed ring (12), the drive end of driving motor (15) with be connected with shaft coupling (14) between fixed axle (13) one end, install afterbody fixed establishment in the solid fixed ring (2), be equipped with a pair of slide (16) on workstation (1), a pair of slidable mounting has slide (17) on slide (16), and a pair of slide (17) the inside spout (17) has been seted up, slidable mounting has a pair of slider (20), a pair of fixed support (20) upper end is equipped with a pair of fixed support (23) respectively, backup pad upper end is equipped with a pair of support (24) respectively the loop bar (24), third sliding grooves are formed in one ends of the pair of loop bars (19) respectively, and sliding mechanisms are arranged in the pair of third sliding grooves.

2. The ball screw slippage detection device according to claim 1, wherein the tail fixing mechanism comprises a pair of second sliding grooves formed in the inner wall of the second fixing ring (2), second sliding blocks (3) are movably mounted in the second sliding grooves respectively, a cylinder (4) is fixedly mounted between the second sliding blocks (3), a second bearing (5) is fixedly mounted inside an opening end of the cylinder (4), and a second three-jaw chuck (6) is inserted into the second bearing (5).

3. The ball screw slippage detection device according to claim 1, wherein the sliding mechanism comprises a pair of sliding rods (28) movably inserted into a pair of third sliding grooves respectively, one ends of the pair of sliding rods (28) are fixedly provided with a conical head (8) and an arc-shaped head (7) respectively, the other ends of the pair of sliding rods are fixedly connected with springs (29) respectively, one ends of the pair of springs (29) are fixedly connected with inner walls of the pair of third sliding grooves respectively, lower wall surfaces of the pair of third sliding grooves are provided with openings respectively, a connecting plate (27) is slidably arranged in each opening, upper ends of the pair of connecting plates (27) are fixedly connected with lower wall surfaces of the pair of sliding rods (28) respectively, lower wall surfaces of the pair of loop bars (19) are provided with vertical plates (25) respectively, side walls of the pair of vertical plates (25) are fixedly provided with tension and pressure sensors (26) respectively, and movable ends of the pair of tension and pressure sensors (26) are fixedly connected with side walls of the pair of connecting plates (27) respectively.

4. The ball screw slippage detection device according to claim 1, wherein a rotating shaft (21) is movably inserted into one side wall of the sliding chute, a handle (22) and a counter-pull threaded rod (18) are respectively mounted at two ends of the rotating shaft (21), a pair of sliding blocks (20) are respectively screwed on two ends of the counter-pull threaded rod (18), and one end of the counter-pull threaded rod (18) is rotatably mounted on the other inner side wall of the sliding chute.

5. A ball screw slippage detection device according to claim 2, wherein said second three-jaw chuck (6) is located on the same horizontal centerline as said first three-jaw chuck (9).