Deep hole screw locking mechanism

Abstract

The utility model relates to the technical field of screw locking mechanisms, and discloses a deep hole screw locking mechanism which comprises a supporting frame, a rear plate and a depth detector, a servo electric screwdriver is arranged at the position, close to the upper side, of the front end face of the rear plate, and an air pipe mechanism is arranged at the position, close to the middle, of the lower end face of the servo electric screwdriver. An air cylinder is fixedly arranged at the position, close to one side, of the upper side of the front end face of the rear plate, a grabbing mechanism is arranged on the lower end face of the air pipe mechanism in a threaded mode, the grabbing mechanism comprises two side plates, two pushing springs and two pressing blocks, and a connecting rod is fixedly arranged at the position, close to the upper side, between the two side plates. And a rotating rod is rotationally arranged between the two side plates and close to the lower side. According to the device, a screw is tightly adsorbed in the polygonal groove through air suction transmitted by the air pipe mechanism, so that the screw is placed more stably, the screw can be locked in a deep hole according to the length of the rotating rod, and threads in the deep hole can be locked more conveniently.

Description

Technical Field

[0001] The utility model relates to the technical field of screw locking mechanisms, in particular to a deep-hole screw locking mechanism. Background Technique

[0002] Screws are one of the essential hardware standard parts in the assembly process of mechanical and electronic equipment. There may be hundreds of screws to be locked on a piece of equipment, which greatly increases the labor intensity of workers. In order to improve work efficiency, a screw locking mechanism is used. A screw locking mechanism is a mechanism for fixing screws and is usually used to prevent screws from loosening or being disassembled.

[0003] Most of the existing locking mechanisms grab screws through clamping jaws. When locking the screws inside a deep hole, the clamping jaws cannot be opened inside the deep hole, resulting in locking failure. It can only be locked manually, which is very cumbersome. Therefore, the utility model provides a deep-hole screw locking mechanism to solve the problems raised in the above background technique. Content of the Utility Model

[0004] The purpose of the utility model is to solve the shortcomings existing in the prior art, and a deep-hole screw locking mechanism is proposed. The screw is inserted into the multi-angle groove, and a pressing block is arranged inside the multi-angle groove. The pressing block is pushed by a pushing spring and presses on both ends of the screw. And the screw is tightly adsorbed inside the multi-angle groove by the suction transmitted through the air pipe mechanism, making the screw more stable when placed. The screw can be locked inside the deep hole through the length of the rotating rod, making the internal thread locking of the deep hole more convenient.

[0005] To achieve the above purpose, the utility model provides the following technical solution: A deep-hole screw locking mechanism, including a support frame, a rear plate and a depth detector. A servo electric screwdriver is arranged at the upper side position of the front end face of the rear plate. An air pipe mechanism is arranged at the middle position of the lower end face of the servo electric screwdriver. A cylinder is fixedly arranged at the upper side and one side position of the front end face of the rear plate. The lower end face of the air pipe mechanism is threadedly provided with a grasping mechanism;

[0006] The grasping mechanism includes two side plates, two pushing springs and two pressing blocks. A connecting rod is fixedly arranged at the upper side position between the two side plates. A rotating rod is rotatably arranged at the lower side position between the two side plates. A multi-angle groove is opened at the lower end face of the rotating rod. A micro motor is fixedly arranged at the lower side position of one side end face of one of the two side plates;

[0007] Through the above technical solution, when screwing the screw, the grabbing mechanism aligns the screw and then adsorbs the screw through the air cylinder. The screw enters the inner wall of the multi-angle groove, and the grabbing mechanism starts to rotate to screw the screw into the article. The length of the rotating rod allows the screw to be screwed into the deep hole, and the descending grabbing mechanism will be detected and recorded by the depth detector, which is convenient for subsequent screw screwing.

[0008] Further, an upper plate is fixedly arranged at a position close to the middle on the other end face of the rear plate, a lower plate is fixedly arranged at a position close to the lower side on the other end face of the rear plate, the depth detector is arranged between the upper plate and the lower plate, and the air cylinder is connected to the air pipe mechanism;

[0009] Through the above technical solution, the depth detector between the upper plate and the lower plate can detect the depth of screw screwing, which is convenient for continuously driving the screw in the subsequent process.

[0010] Further, a buffer spring is fixedly sleeved at a position close to the lower side on the outer end face of the air cylinder, an electric slide rail is fixedly arranged on the inner bottom surface of the support frame, and an electric slider is fixedly arranged at a position close to the lower side on the rear end face of the rear plate. The electric slider is slidably arranged on the outer end face of the electric slide rail;

[0011] Through the above technical solution, by sliding the electric slider on the electric slide rail, the screwing mechanism can be driven to reach different positions for screwing.

[0012] Further, a hose is fixedly arranged between the connecting rod and the rotating rod, and the output end of the micro motor is fixedly arranged at one end of the rotating rod;

[0013] Through the above technical solution, the micro motor can drive the rotating rod to swing between the side plates, making it more convenient for the rotating rod to pick up the screw when tilted.

[0014] Further, inner tubes are fixedly arranged on the inner walls of both the connecting rod and the rotating rod, and a threaded hole is opened on the upper end face of the connecting rod;

[0015] Through the above technical solution, the lower part of the air pipe mechanism is threadedly connected through the threaded hole on the connecting rod, making it more convenient to fix the grabbing mechanism.

[0016] Further, side grooves are opened on the inner walls of both sides of the multi-angle groove, two pressing blocks are respectively slidably arranged on the inner walls of the two side grooves, connecting plates are fixedly arranged on the upper end faces of the two pressing blocks, and two pushing springs are respectively fixedly arranged on the opposite end faces of the two connecting plates;

[0017] Through the above technical solution, the pushing spring inside the side groove pushes the connecting plate, and the connecting plate drives the pressing block to press the screw tightly, making the screw more stable.

[0018] Furthermore, the trachea mechanism includes a thick tube, a thin tube is fixedly arranged on the lower end surface of the thick tube, and a threaded tube is fixedly arranged on the lower end surface of the thin tube;

[0019] Through the above technical solution, the grasping mechanism is fixedly connected through the threaded tube below the thin tube, and the trachea mechanism is connected to the cylinder through the thick tube.

[0020] The utility model has the following beneficial effects:

[0021] 1. A deep-hole screw locking mechanism proposed by the utility model. When the mechanism locks the screw, the micro motor is started to drive the rotating rod to tilt up, then the rotating rod is aligned with the screw, and the screw is inserted into the polygonal groove. There is a pressing block inside the polygonal groove, and the pressing block is pushed by the pushing spring to press on both ends of the screw, and the screw is tightly adsorbed inside the polygonal groove by the suction transmitted through the trachea mechanism, making the placement of the screw more stable.

[0022] 2. A deep-hole screw locking mechanism proposed by the utility model. The grasping mechanism is fixedly connected to the trachea mechanism through threads. Threaded connection makes the fixation and disassembly of the grasping mechanism more convenient, and the screw can be locked in the deep hole through the length of the rotating rod, making the threading in the deep hole more convenient. BRIEF DESCRIPTION OF THE DRAWINGS

[0023] Figure 1 is an isometric schematic view of the utility model;

[0024] Figure 2 is an isometric schematic view of the grasping mechanism of the utility model;

[0025] Figure 3 is a front sectional schematic view of the grasping mechanism of the utility model;

[0026] Figure 4 is of the utility model Figure 3 magnified schematic view of part A;

[0027] Figure 5 is an isometric schematic view of the trachea mechanism of the utility model.

[0028] Legend:

[0029] 1. Gripping mechanism; 2. Air pipe mechanism; 3. Lower plate; 4. Electric slider; 5. Depth detector; 6. Upper plate; 7. Rear plate; 8. Cylinder; 9. Servo electric screwdriver; 10. Buffer spring; 11. Electric slide rail; 12. Support frame; 101. Rotating rod; 102. Side plate; 103. Connecting rod; 104. Threaded hole; 105. Hose; 106. Micro motor; 107. Inner pipe; 108. Side groove; 109. Push spring; 110. Connecting plate; 111. Multi-angle groove; 112. Pressing block; 201. Thick pipe; 202. Thin pipe; 203. Threaded pipe. Detailed implementation mode

[0030] Next, the technical solutions in the embodiments of the present invention will be clearly and completely described in conjunction with the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only a part of the embodiments of the present invention, rather than all the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by those of ordinary skill in the art without making creative efforts belong to the scope of protection of the present invention.

[0031] Embodiment

[0032] Refer to Figures 1-5 , an embodiment provided by the present invention: a deep hole screw locking mechanism, including a support frame 12, a rear plate 7 and a depth detector 5. A servo electric screwdriver 9 is arranged at the upper side position on the front end face of the rear plate 7, and an air pipe mechanism 2 is arranged at the middle position on the lower end face of the servo electric screwdriver 9. A cylinder 8 is fixedly arranged at the upper side position on one side of the front end face of the rear plate 7. The lower end face of the air pipe mechanism 2 is threadedly provided with a gripping mechanism 1;

[0033] The cylinder 8 is transmitted to the gripping mechanism 1 through the air pipe mechanism 2, and the screw is gripped by the gripping mechanism 1. Then, the gripping mechanism 1 is driven to rotate and descend by the servo electric screwdriver 9, so as to facilitate locking the screw into the deep hole.

[0034] The gripping mechanism 1 includes two side plates 102, two push springs 109 and two pressing blocks 112. A connecting rod 103 is fixedly arranged at the upper side position between the two side plates 102. A rotating rod 101 is rotatably arranged at the lower side position between the two side plates 102. A multi-angle groove 111 is opened on the lower end face of the rotating rod 101. A micro motor 106 is fixedly arranged at the lower side position on one side end face of one of the two side plates 102;

[0035] When locking the screw, the screw is aligned by the gripping mechanism 1 and then adsorbed by the cylinder 8. The screw enters the inner wall of the multi-angle groove 111, and the gripping mechanism 1 starts to rotate to screw the screw into the article. The length of the rotating rod 101 enables the screw to be screwed into the deep hole, and the descending gripping mechanism 1 will be detected and recorded by the depth detector 5, which is convenient for subsequent screw locking.

[0036] On the other side end face of the rear plate 7, an upper plate 6 is fixedly arranged at a position near the middle, and a lower plate 3 is fixedly arranged at a position near the lower side on the other side end face of the rear plate 7. A depth detector 5 is arranged between the upper plate 6 and the lower plate 3. The air cylinder 8 is connected to the air pipe mechanism 2. A buffer spring 10 is fixedly sleeved on the outer end face of the air cylinder 8 near the lower side. On the inner bottom surface of the support frame 12, an electric slide rail 11 is fixedly arranged. On the rear end face of the rear plate 7 near the lower side, an electric slider 4 is fixedly arranged. The electric slider 4 is slidably arranged on the outer end face of the electric slide rail 11;

[0037] The depth detector 5 between the upper plate 6 and the lower plate 3 can detect the depth of the screw locking, which is convenient for continuously driving the screw later. By sliding the electric slider 4 on the electric slide rail 11, the locking mechanism can be driven to reach different positions for locking.

[0038] A hose 105 is fixedly arranged between the connecting rod 103 and the rotating rod 101. The output end of the micro motor 106 is fixedly arranged at one end of the rotating rod 101. Inner tubes 107 are fixedly arranged on the inner walls of both the connecting rod 103 and the rotating rod 101. A threaded hole 104 is opened on the upper end face of the connecting rod 103. Side grooves 108 are opened on both inner walls of the multi-angle groove 111. Two pressing blocks 112 are respectively slidably arranged on the inner walls of the two side grooves 108. Connecting plates 110 are fixedly arranged on the upper end faces of the two pressing blocks 112. Two pushing springs 109 are respectively fixedly arranged on the opposite side end faces of the two connecting plates 110;

[0039] The micro motor 106 can drive the rotating rod 101 to swing between the side plates 102, making it more convenient for the rotating rod 101 to pick up the screw when it tilts. The threaded hole 104 on the connecting rod 103 is used for threaded connection below the air pipe mechanism 2, making it more convenient to fix the grasping mechanism 1. The pushing spring 109 in the side groove 108 pushes the connecting plate 110, and the connecting plate 110 drives the pressing block 112 to press the screw, making the screw fixed more stably.

[0040] The air pipe mechanism 2 includes a thick pipe 201. A thin pipe 202 is fixedly arranged on the lower end face of the thick pipe 201. A threaded pipe 203 is fixedly arranged on the lower end face of the thin pipe 202;

[0041] The grasping mechanism 1 is fixedly connected through the threaded pipe 203 below the thin pipe 202. The air pipe mechanism 2 is connected to the air cylinder 8 through the thick pipe 201.

[0042] Working principle: When screwing the screw, start the micro motor 106 to fold up the rotating rod 101 so that the screw can enter the internal of the multi-angle groove 111. There is a pressing block 112 inside the multi-angle groove 111. The pressing block 112 is pushed by the pushing spring 109 to press tightly on both ends of the screw. Moreover, the air cylinder 8 sucks air into the grasping mechanism 1 through the air pipe mechanism 2, so that the screw is tightly adsorbed inside the multi-angle groove 111. Then the servo electric screwdriver 9 drives the grasping mechanism to adsorb, and then rotates the grasping mechanism 1 to screw the screw into the deep hole.

[0043] Finally, it should be noted that the above are only the preferred embodiments of the present invention and are not intended to limit the present invention. Although the present invention has been described in detail with reference to the foregoing embodiments, for those skilled in the art, they can still modify the technical solutions recorded in the foregoing embodiments, or perform equivalent replacements for some of the technical features. Any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention shall be included within the protection scope of the present invention.

Claims

1. A deep hole screw locking mechanism, comprising a support frame (12), a rear plate (7) and a depth detector (5), characterized in that: A servo electric screwdriver (9) is arranged at an upper position on the front end surface of the rear plate (7), an air pipe mechanism (2) is arranged at a middle position on the lower end surface of the servo electric screwdriver (9), a cylinder (8) is fixedly arranged at a side position on the upper side of the front end surface of the rear plate (7), and a gripping mechanism (1) is arranged on a threaded lower end surface of the air pipe mechanism (2); The grasping mechanism (1) comprises two side plates (102), two push springs (109) and two pressure blocks (112); a connecting rod (103) is fixedly arranged at an upper position between the two side plates (102); a rotating rod (101) is rotatably arranged at a lower position between the two side plates (102); a polygonal groove (111) is provided on the lower end surface of one side end surface of the two side plates (102); and a micro motor (106) is fixedly arranged at a lower position on one side end surface of the two side plates (102); An upper plate (6) is fixedly arranged at a middle position on the other end surface of the rear plate (7), a lower plate (3) is fixedly arranged at a lower position on the other end surface of the rear plate (7), the depth detector (5) is arranged between the upper plate (6) and the lower plate (3), and the cylinder (8) is connected to the air pipe mechanism (2); A buffer spring (10) is fixedly sleeved on the lower side of the outer end surface of the cylinder (8); an electric slide rail (11) is fixedly arranged on the inner bottom surface of the support frame (12); an electric slider (4) is fixedly arranged on the lower side of the rear end surface of the rear plate (7); and the electric slider (4) is slidably arranged on the outer end surface of the electric slide rail (11); A hose (105) is fixedly arranged between the connecting rod (103) and the rotating rod (101), and an output end of the micro motor (106) is fixedly arranged at one end of the rotating rod (101); The inner walls of the connecting rod (103) and the rotating rod (101) are both fixedly provided with an inner tube (107), and the upper end surface of the connecting rod (103) is provided with a threaded hole (104); The inner walls on both sides of the polygonal groove (111) are provided with side grooves (108), the two pressing blocks (112) are respectively slidably arranged on the inner walls of the two side grooves (108), the upper end surfaces of the two pressing blocks (112) are respectively fixedly provided with connecting plates (110), and the two pushing springs (109) are respectively fixedly provided on the end surfaces of the two connecting plates (110) on one side opposite to the other; The trachea mechanism (2) comprises a thick tube (201), a thin tube (202) is fixedly arranged on the lower end surface of the thick tube (201), and a threaded tube (203) is fixedly arranged on the lower end surface of the thin tube (202).

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