Anti-deviation positioning device for screwing

Abstract

The utility model belongs to the technical field of screw driving processing, and particularly relates to a screw driving anti-deviation positioning device which comprises an operation table, a positioning mechanism and a fixing mechanism are arranged above the operation table, the fixing mechanism is located on one side of the positioning mechanism, a bottom plate is arranged below the operation table, and a damper is arranged between the bottom plate and the operation table. The surface of the damper is sleeved with a second spring. The positioning mechanism comprises a positioning assembly and a lifting assembly; the lifting component is positioned on the surface of the positioning component; the positioning assembly comprises a connecting frame, and an electric push rod is arranged on the outer side of the connecting frame. Through the positioning mechanism and the positioning assembly, the position of the positioning plate can be conveniently moved, so that screws can be driven according to hole sites of different circuit boards, meanwhile, it is guaranteed that driven threads are located at the hole sites of the same straight line in the circuit boards, and deviation during screw driving is prevented; therefore, the screw can be conveniently driven into the hole site of the circuit board, and the screw driving accuracy is improved.

Description

Technical Field

[0001] The utility model belongs to the technical field of screw driving, in particular to a screw driving anti-deviating positioning device. Background Art

[0002] During the processing of electronic products, they are generally mass-produced through assembly lines. Each workstation is responsible for a single process, including the screw-driving process. Workers need to drive screws into the fixed holes of batch products.

[0003] The patent with application number: CN214980617U discloses a screw driving device, including a base, the base is rectangular, and a clamping mechanism is arranged on the upper part of the base, the clamping mechanism includes a fixing part fixedly installed on the upper part of the base, a first adjusting part and a width adjusting part slidably arranged on the upper part of the base, and a driven part slidably arranged on the upper part of the base, the fixing part, the first adjusting part, the second adjusting part and the driven part are slidably connected end to end in sequence and closed to form a rectangular frame structure; the first adjusting part and the second adjusting part slide to drive the driven part to slide to adjust the size of the rectangular frame structure; according to the size of the circuit board to be processed, the first adjusting part and the second adjusting part are operated to slide, driving the driven part to slide at the same time, thereby changing the size of the rectangular frame structure to adapt to the size of the circuit board to be processed, so that the circuit board can be stably clamped in the rectangular frame structure; the operation is simple and convenient, can adapt to circuit boards of different specifications, and has a wide range of applications.

[0004] In the current existing technology, although the size of the rectangular frame structure can be changed to adapt to the size of the circuit board to be processed, so that the circuit board can be stably clamped in the rectangular frame structure, when screwing into the fixed holes on the same straight line of the circuit board, it is impossible to ensure that the screws are in the same straight line when they are driven into the circuit board. The screws are prone to deviation, affecting the accuracy of screwing.

[0005] Therefore, in order to solve the above problems, a screw driving anti-deviating positioning device is proposed. Utility Model Content

[0006] In order to make up for the deficiencies of the prior art and solve the above-mentioned problems, a screw driving anti-deviation positioning device is proposed.

[0007] The technical solution adopted by the utility model to solve the technical problem is as follows: the utility model is a screw driving anti-deviating positioning device, comprising an operating table, a positioning mechanism and a fixing mechanism are arranged above the operating table, the fixing mechanism is located on one side of the positioning mechanism, a bottom plate is arranged below the operating table, a damper is arranged between the bottom plate and the operating table, and a second spring is sleeved on the surface of the damper;

[0008] The positioning mechanism includes a positioning component and a lifting component;

[0009] The lifting component is located on the surface of the positioning component;

[0010] The positioning assembly includes a connecting frame, an electric push rod is arranged on the outside of the connecting frame, a first sliding rod and a first sliding block are arranged on the inside of the connecting frame, a positioning plate is arranged on the outside of the first sliding block, a positioning groove is formed through the top surface of the positioning plate, and an output rod end surface of the electric push rod passes through the outer side surface of the connecting frame and extends to the inside of the connecting frame;

[0011] The lifting assembly includes two slide cylinders, which are symmetrically arranged. A slide groove is opened through the top surface of the operating table. The two slide cylinders are both located inside the slide groove. Two second slide rods are fixedly connected to the bottom surface of the connecting frame. The bottom end surfaces of the two second slide rods slide through the top surface of the slide cylinder and extend to the inside of the slide cylinder. A first spring is sleeved on the surface of the slide cylinder.

[0012] Preferably, the end face of the electric push rod output rod is fixedly connected to a side face of the first slider, and an end face of the first slider slides through a side face of the first slider and extends to the other side of the first slider. The two end faces of the first slider are respectively fixedly connected to the inner side face of the connecting frame. The first slider can improve the stability of the first slider during movement.

[0013] Preferably, the outer side surface of the first slider is fixedly connected to a side surface close to the positioning plate, the bottom surface of the slide tube and the bottom end surface of the first spring are both fixedly connected to the inner bottom surface of the slide groove, and the top end surface of the first spring is fixedly connected to the bottom surface of the connecting frame, and the first spring facilitates the lifting and lowering of the connecting frame.

[0014] Preferably, the bottom end surfaces of the damper and the second spring are fixedly connected to the top surface of the base plate, the top end surface of the damper output rod and the top end surface of the second spring are fixedly connected to the bottom surface of the operating table, and four of the second springs and dampers are provided. The damping property of the damper itself and the force of the second spring have a shock-absorbing effect on the operating panel.

[0015] Preferably, the fixing mechanism includes a motor, the inner side surface of the motor is fixedly connected to the outer side surface of the operating table, the top surface of the operating table is provided with a through slot, the end face of the motor output rod passes through the outer side surface of the operating table and the inner wall of the through slot and extends to the inside of the through slot, a double-headed threaded rod and two second sliders are arranged inside the through slot, one end face of the double-headed threaded rod has a thread passing through one side surface of the two second sliders and extends to the other side of the two second sliders, the two second sliders are symmetrically arranged, two clamping plates are arranged above the operating table, the two clamping plates are symmetrically arranged, two protective plates are arranged between the two clamping plates, the two second sliders are driven to move by the double-headed threaded rod, so that the clamping plates move to clamp and fix circuit boards of different sizes.

[0016] Preferably, the end face of the motor output rod is fixedly connected to the other end face of the double-headed threaded rod, one end face of the double-headed threaded rod is rotatably connected to the inner wall of the through groove through a bearing seat, the two side faces of the second sliders are slidingly connected to the inner wall of the through groove, the top surface of the second slider is fixedly connected to the bottom surface of the clamping plate, the inner side surface of the clamping plate is fixedly connected to the outer side surface of the protective plate, and the protective plate can prevent the clamping plate from causing damage to the circuit board.

[0017] Beneficial effects of the utility model:

[0018] 1. The screw driving anti-deviating positioning device, through the positioning mechanism, the positioning component facilitates the movement of the positioning plate, so that screws can be driven according to the hole positions of different circuit boards, and at the same time ensure that the driven threads are in the same straight line of the holes on the circuit board to prevent deviation during screw driving. The lifting component facilitates the lifting of the positioning plate, so that the screws are driven into the holes of the circuit board, thereby improving the accuracy of screw driving;

[0019] 2. The screw-driving anti-deviating positioning device can clamp and fix circuit boards of different sizes through a fixing mechanism to prevent the circuit boards from moving during the screw-driving process. The protective plate prevents the clamping plate from damaging the circuit boards.

[0020] 3. The screw driving anti-deviating positioning device has a shock absorbing effect on the operating table through the damper and the second spring, thereby reducing the vibration generated during the screw driving process of the circuit board and improving the stability of the device. BRIEF DESCRIPTION OF THE DRAWINGS

[0021] The drawings described herein are used to provide a further understanding of the present invention and constitute a part of the present application. The exemplary embodiments of the present invention and their descriptions are used to explain the present invention and do not constitute an improper limitation on the present invention. In the drawings:

[0022] Figure 1 It is a main stereoscopic view of the utility model;

[0023] Figure 2 It is a bottom-up stereogram of the present utility model;

[0024] Figure 3 It is a top-side sectional stereoscopic view of the first slide bar of the utility model;

[0025] Figure 4 It is a rear side cutaway perspective view of the slide of the utility model;

[0026] Figure 5 It is a front cutaway stereoscopic view of a double-ended threaded rod of the utility model;

[0027] Figure 6 This utility model Figure 4 Enlarged stereogram of area A in the middle;

[0028] Figure 7 This utility model Figure 2 Enlarged stereogram of area B in the middle;

[0029] Legend:

[0030] 1. Operating table; 2. Positioning mechanism; 201. Connecting frame; 202. First slide bar; 203. Electric push rod; 204. First slider; 205. Positioning plate; 206. Slide cylinder; 207. Second slide bar; 208. First spring; 3. Fixing mechanism; 301. Motor; 302. Double-headed threaded rod; 303. Second slider; 304. Clamping plate; 305. Protective plate; 4. Bottom plate; 5. Damper; 6. Second spring. DETAILED DESCRIPTION

[0031] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments of the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0032] See also Figure 1-Figure 7 , the following embodiments are given;

[0033] Embodiment 1:

[0034] The utility model provides a screw driving anti-deviating positioning device, comprising an operating table 1, a positioning mechanism 2 and a fixing mechanism 3 are arranged above the operating table 1, the fixing mechanism 3 is located at one side of the positioning mechanism 2, a bottom plate 4 is arranged below the operating table 1, a damper 5 is arranged between the bottom plate 4 and the operating table 1, and a second spring 6 is sleeved on the surface of the damper 5;

[0035] The positioning mechanism 2 includes a positioning component and a lifting component;

[0036] The lifting component is located on the surface of the positioning component;

[0037] The positioning assembly includes a connecting frame 201, an electric push rod 203 is arranged on the outside of the connecting frame 201, a first slide bar 202 and a first slider 204 are arranged on the inside of the connecting frame 201, a positioning plate 205 is arranged on the outside of the first slider 204, a positioning groove is formed through the top surface of the positioning plate 205, and the output rod end surface of the electric push rod 203 passes through the outer side surface of the connecting frame 201 and extends to the inside of the connecting frame 201;

[0038] The lifting assembly includes two slides 206, which are symmetrically arranged. A slide groove is provided on the top surface of the operating table 1, and the two slides 206 are both located inside the slide groove. Two second slide bars 207 are fixedly connected to the bottom surface of the connecting frame 201. The bottom end surfaces of the two second slide bars 207 slide through the top surface of the slide bar 206 and extend to the inside of the slide bar 206. A first spring 208 is sleeved on the surface of the slide bar 206. The end surface of the output rod of the electric push rod 203 is fixedly connected to one side surface of the first slider 204. One end surface of the first slider 202 slides through one side surface of the first slider 204 and extends to the other side of the first slider 204. The two end surfaces of the first slider 202 are respectively connected to the inner surface of the connecting frame 201. The side is fixedly connected, the outer side of the first slider 204 is fixedly connected to a side near the positioning plate 205, the bottom surface of the slide tube 206 and the bottom end surface of the first spring 208 are fixedly connected to the bottom surface of the inner groove, and the top surface of the first spring 208 is fixedly connected to the bottom surface of the connecting frame 201. Through the positioning mechanism 2, the positioning component facilitates the movement of the position of the positioning plate 205, so that screws can be driven according to the hole positions of different circuit boards, and at the same time, it is ensured that the driven threads are in the same straight line of holes on the circuit board to prevent deviation when driving screws. The lifting component facilitates the lifting of the positioning plate 205, so that the screws are driven into the holes of the circuit board, thereby improving the accuracy of screw driving;

[0039] The bottom end surfaces of the damper 5 and the second spring 6 are fixedly connected to the top surface of the bottom plate 4, the top end surface of the damper 5 output rod and the top end surface of the second spring 6 are fixedly connected to the bottom surface of the operating table 1, and four second springs 6 and dampers 5 are provided. The damper 5 and the second spring 6 have a shock-absorbing effect on the operating table 1, reduce the vibration generated during the process of screwing the circuit board, and improve the stability of the device;

[0040] Embodiment 2:

[0041] The fixing mechanism 3 includes a motor 301, the inner side of the motor 301 is fixedly connected to the outer side of the operating table 1, a through slot is formed on the top of the operating table 1, the end face of the output rod of the motor 301 passes through the outer side of the operating table 1 and the inner wall of the through slot and extends to the inside of the through slot, a double-headed threaded rod 302 and two second sliders 303 are arranged inside the through slot, one end face of the double-headed threaded rod 302 passes through the two second sliders 303 and one side face extends to the other side of the two second sliders 303, the two second sliders 303 are symmetrically arranged, and two clamping plates 304 are arranged above the operating table 1, the two clamping plates 304 are symmetrically arranged, and the two clamping plates 304 Two protective plates 305 are arranged in between, the end face of the output rod of the motor 301 is fixedly connected to the other end face of the double-headed threaded rod 302, one end face of the double-headed threaded rod 302 is rotatably connected to the inner wall of the through groove through a bearing seat, the side faces of the two second sliders 303 are slidably connected to the inner wall of the through groove, the top face of the second slider 303 is fixedly connected to the bottom face of the clamping plate 304, the inner side face of the clamping plate 304 is fixedly connected to the outer side face of the protective plate 305, and circuit boards of different sizes can be clamped and fixed through the fixing mechanism 3 to prevent the circuit boards from moving during the screwing process, and the protective plate 305 prevents the clamping plate 304 from causing damage to the circuit boards.

[0042] Working principle: Place the circuit board on the operating table 1, turn on the motor 301, the output rod of the motor 301 drives the connected double-headed threaded rod 302 to rotate, so that the double-headed threaded rod 302 drives the two second sliders 303 to approach each other, and the second slider 303 drives the connected clamping plate 304 to approach each other to clamp and fix the circuit board; turn on the electric push rod 203, the output rod of the electric push rod 203 contracts and drives the first slider 204 to slide on the first slider 202, and the first slider 204 drives the positioning plate 205 to move to the top of the fixing hole of the circuit board The positioning plate 205 is squeezed and moves downward, and the positioning plate 205 drives the connecting frame 201 to move downward. The connecting frame 201 squeezes the first spring 208 and the second slide bar 207, and the second slide bar 207 moves downward to the inside of the slide tube 206, and the positioning groove is used to ensure that the screw is driven into the fixing hole of the circuit board; when the screw is driven into the fixing hole of the circuit board, the circuit board squeezes the connected operating table 1, and the operating table 1 vibrates and squeezes the connected damper 5 and the second spring 6, and the damping property of the damper 5 itself and the force of the second spring 6 reduce the vibration of the operating table 1.

[0043] The above shows and describes the basic principle, main features and advantages of the utility model. Those skilled in the art should understand that the utility model is not limited by the above embodiments, and the above embodiments and descriptions are only for explaining the principle of the utility model. Without departing from the spirit and scope of the utility model, the utility model may have various changes and improvements, and these changes and improvements fall within the scope of the utility model to be protected.

Claims

1. A screw driving anti-deviating positioning device, comprising an operating table (1), characterized in that: A positioning mechanism (2) and a fixing mechanism (3) are arranged above the operating table (1), the fixing mechanism (3) is located on one side of the positioning mechanism (2), a bottom plate (4) is arranged below the operating table (1), a damper (5) is arranged between the bottom plate (4) and the operating table (1), and a second spring (6) is sleeved on the surface of the damper (5); The positioning mechanism (2) comprises a positioning component and a lifting component; The lifting component is located on the surface of the positioning component; The positioning assembly comprises a connecting frame (201), an electric push rod (203) is arranged on the outside of the connecting frame (201), a first sliding rod (202) and a first sliding block (204) are arranged on the inside of the connecting frame (201), a positioning plate (205) is arranged on the outside of the first sliding block (204), a positioning groove is formed through the top surface of the positioning plate (205), and an output rod end surface of the electric push rod (203) passes through the outer side surface of the connecting frame (201) and extends to the inside of the connecting frame (201); The lifting assembly comprises two slide cylinders (206), the two slide cylinders (206) are symmetrically arranged, a slide groove is provided through the top surface of the operating platform (1), the two slide cylinders (206) are both located inside the slide groove, the bottom surface of the connecting frame (201) is fixedly connected with two second slide rods (207), the bottom end surfaces of the two second slide rods (207) slide through the top surface of the slide cylinder (206) and extend to the inside of the slide cylinder (206), and a first spring (208) is sleeved on the surface of the slide cylinder (206).

2. The screw driving anti-deviating positioning device according to claim 1, characterized in that: The output rod end face of the electric push rod (203) is fixedly connected to a side face of the first slider (204); an end face of the first slider (202) slides through a side face of the first slider (204) and extends to the other side of the first slider (204); and both end faces of the first slider (202) are fixedly connected to the inner side face of the connecting frame (201) respectively.

3. The screw driving anti-deviating positioning device according to claim 1, characterized in that: The outer side surface of the first sliding block (204) is fixedly connected to a side surface close to the positioning plate (205), the bottom surface of the slide cylinder (206) and the bottom end surface of the first spring (208) are both fixedly connected to the inner bottom surface of the slide groove, and the top end surface of the first spring (208) is fixedly connected to the bottom surface of the connecting frame (201).

4. The screw driving anti-deviating positioning device according to claim 1, characterized in that: The bottom end surfaces of the damper (5) and the second spring (6) are fixedly connected to the top surface of the base plate (4); the top end surface of the damper (5) output rod and the top end surface of the second spring (6) are fixedly connected to the bottom surface of the operating table (1); and four of each of the second spring (6) and the damper (5) are provided.

5. The screw driving anti-deviating positioning device according to claim 1, characterized in that: The fixing mechanism (3) comprises a motor (301), the inner side surface of the motor (301) is fixedly connected to the outer side surface of the operating table (1), the top surface of the operating table (1) is provided with a through slot, the end surface of the output rod of the motor (301) passes through the outer side surface of the operating table (1) and the inner wall of the through slot and extends to the inside of the through slot, a double-headed threaded rod (302) and two second sliders (303) are arranged inside the through slot, one end surface of the double-headed threaded rod (302) is threadedly passed through one side surface of the two second sliders (303) and extends to the other side of the two second sliders (303), the two second sliders (303) are symmetrically arranged, two clamping plates (304) are arranged above the operating table (1), the two clamping plates (304) are symmetrically arranged, and two protective plates (305) are arranged between the two clamping plates (304).

6. The screw driving anti-deviating positioning device according to claim 5, characterized in that: The end face of the output rod of the motor (301) is fixedly connected to the other end face of the double-threaded rod (302); one end face of the double-threaded rod (302) is rotatably connected to the inner wall of the through groove via a bearing seat; the side faces of the two second sliders (303) are slidably connected to the inner wall of the through groove; the top face of the second slider (303) is fixedly connected to the bottom face of the clamping plate (304); and the inner face of the clamping plate (304) is fixedly connected to the outer face of the protective plate (305).

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