Screw locking machine

Abstract

The utility model belongs to the technical field of screw assembly, and particularly relates to a screw locking machine which comprises a frame body, a workbench, a mounting seat, a lifting assembly, a turnover assembly and an electric screwdriver, the frame body and the turnover assembly are both arranged on the workbench, the lifting assembly is connected with the frame body, and the mounting seat is arranged on the mounting seat. The electric screwdriver is connected with the lifting assembly, the mounting base is connected with the overturning assembly, the mounting base is used for mounting a product to be locked, and the overturning assembly is used for driving the mounting base to rotate so that the two opposite sides of the product can both face the electric screwdriver. The lifting assembly is used for driving the electric screw driver to move in the direction close to or away from the mounting base, and the electric screw driver is used for locking a screw to the product. Labor is saved, operation is simple, and working efficiency is improved.

Description

TECHNICAL FIELD

[0001] The utility model belongs to screw assembly technical field especially relates to a screw lock machine. BACKGROUND

[0002] Screw lock machine, through the automation mechanism replaces the hand to complete the assembly work of screw, mainly applies to the automatic assembly of automobile parts production, computer, display screen, motor, lamps and lanterns, mobile phone, printer, circuit board, battery, instrument etc.

[0003] A kind of screw lock machine of prior art, including frame, lifting assembly, electric screwdriver and workbench, frame is installed on workbench, lifting assembly is connected with frame, electric screwdriver is connected with lifting assembly, electric screwdriver is equipped with coil in its interior, pass through coil energization to generate magnetic field, so that the locking rod of electric screwdriver generates magnetism, so that the locking rod of electric screwdriver can adsorb screw, electric screwdriver drives locking rod to rotate, lifting assembly drives electric screwdriver to descend, to lock screw on the product of workbench.

[0004] However, the existing screw lock machine needs manual product to turn over, thereby carrying out locking operation to the thickness direction of two sides of product, it is troublesome to operate. SUMMARY

[0005] The utility model relates to a kind of screw lock machines for solving the technical problems of the existing screw lock machine, need manual product to turn over, it is troublesome to operate.

[0006] To solve the above technical problems, the utility model embodiment provides a kind of screw lock machines, including frame, workbench, mounting seat, lifting assembly, turnover subassembly and electric screwdriver, the frame and the turnover subassembly are all set on the workbench, the lifting assembly is connected with the frame, the electric screwdriver is connected with the lifting assembly, the mounting seat is connected with the turnover subassembly, the mounting seat is used to install product to be locked;

[0007] The turnover subassembly is used to drive the mounting seat to rotate, so that the opposite sides of the product can all be towards the electric screwdriver, the lifting assembly is used to drive the electric screwdriver to move towards the direction close to or away from the mounting seat, and the electric screwdriver is used to lock screw on the product.

[0008] Optionally, the mounting seat is provided with a mounting groove for loading the product, the groove bottom of the mounting groove is provided with a perforation, and the perforation is used for inserting the electric screwdriver into the mounting groove.

[0009] Further comprising a stop component, the stop component is used to lock the product in the mounting groove.

[0010] Optionally, the stop assembly comprises a stop driving cylinder and a stop plate, a cylinder body of the stop driving cylinder is connected with the mounting base, the stop plate is connected with a piston rod of the stop driving cylinder, and the stop driving cylinder is used to drive the stop plate to move towards the bottom wall of the mounting groove.

[0011] Optionally, the turnover assembly comprises a turnover driving mechanism, a fixing base and a connecting rod, the fixing base is installed on the workbench, the connecting rod is rotatably arranged on the fixing base, the mounting base is connected with the connecting rod, and the turnover driving mechanism is connected with the connecting rod.

[0012] Optionally, the frame body is provided with a mounting plate, the lifting assembly comprises a first lifting unit, the first lifting unit comprises a lifting plate and a first driving mechanism, the first driving mechanism is connected with the mounting plate, the lifting plate is connected with the first driving mechanism, the first driving mechanism can drive the lifting plate to move towards the mounting base, and the electric screwdriver is connected with the lifting plate.

[0013] Optionally, the mounting plate is provided with a first sliding rail extending in the up-down direction, the first driving mechanism comprises a first sliding block and a first driving piece, the first sliding block is connected with a side of the lifting plate facing the mounting plate, the first sliding block is provided with a first sliding groove on the side facing the mounting plate, the first sliding groove is in sliding connection with the first sliding rail, the first driving piece is connected with the mounting plate, the first sliding block is connected with the first driving piece, the first driving piece is used to drive the first sliding block to move towards the mounting base, and the lifting plate is connected with a side of the first sliding block away from the mounting plate.

[0014] Optionally, the lifting assembly further comprises a second lifting unit, the second lifting unit comprises a second driving mechanism, a bearing seat and a second sliding block, a second sliding rail is arranged on a side of the lifting plate away from the mounting plate, the second sliding rail extends in the up-down direction, the second sliding block is connected with the bearing seat, a second sliding groove is arranged on a side of the second sliding block facing the lifting plate, the second sliding groove is in sliding connection with the second sliding rail, the second driving mechanism is connected with the lifting plate, the bearing seat is connected with the second driving mechanism, the second driving mechanism is used to drive the bearing seat to move towards the mounting base, and the electric screwdriver is connected with the bearing seat.

[0015] Optionally, the second driving mechanism comprises a lifting cylinder, a cylinder body of the lifting cylinder is connected with the lifting plate, and the bearing seat is connected with a piston rod of the lifting cylinder.

[0016] Optionally, the second driving mechanism further comprises a buffer and a driving rod, the driving rod extends in the up-down direction, the top end of the driving rod is connected with the bottom end of the piston rod, the bottom end of the driving rod is connected with the bearing seat, and the buffer is used for buffering when the bearing seat descends.

[0017] Optionally, the screw locking machine further comprises a translation mechanism and a screw containing seat, the screw containing seat is connected with the workbench, the screw containing seat is arranged in the interval between the mounting seat, the translation mechanism is connected with the frame body, the mounting plate is connected with the translation mechanism, and the translation mechanism is used for driving the mounting plate to move between the screw containing seat and the mounting seat.

[0018] Compared with the prior art, the screw locking machine provided by the embodiment of the utility model can drive the mounting seat to overturn, so that different sides of the product face the electric screwdriver, the electric screwdriver can lock the two sides of the product in the thickness direction, manual work is saved, the operation is simple, and the working efficiency is improved. BRIEF DESCRIPTION OF DRAWINGS

[0019] Figure 1 The screw locking machine provided by the embodiment of the utility model is a structural schematic view;

[0020] Figure 2 The screw locking machine provided by the embodiment of the utility model is a structural schematic view; Figure 1 The screw locking machine provided by the embodiment of the utility model is a structural schematic view;

[0021] Figure 3 The screw locking machine provided by the embodiment of the utility model is a structural schematic view; Figure 2 The screw locking machine provided by the embodiment of the utility model is a structural schematic view;

[0022] Figure 4 The screw locking machine provided by the embodiment of the utility model is a structural schematic view; Figure 2 The screw locking machine provided by the embodiment of the utility model is a structural schematic view;

[0023] Figure 5 The screw locking machine provided by the embodiment of the utility model is a structural schematic view; Figure 1 The screw locking machine provided by the embodiment of the utility model is a structural schematic view;

[0024] Figure 6 The screw locking machine provided by the embodiment of the utility model is a structural schematic view; Figure 1 The screw locking machine provided by the embodiment of the utility model is a structural schematic view (remove the shell).

[0025] The reference numerals in the accompanying drawings are as follows: 1. Workbench; 2. Frame; 3. Torque measuring instrument; 4. Screw holder; 5. Mounting base; 6. Tilting assembly; 7. Electric screwdriver; 8. Lifting assembly; 9. Control module; 10. Translation mechanism; 11. Fixed base; 12. First fixed plate; 13. Mounting cavity; 14. Tilting drive motor; 15. Connecting rod; 16. First connecting rod; 17. Second connecting rod; 18. Mounting slot; 19. Notch; 20. Through hole; 21. Stop drive cylinder; 22. Stop plate; 23. Clamping drive cylinder; 24. Transition plate; 25. Clamping rod; 26. Vertical section; 27. Horizontal section; 28. Base plate; 29. ​​Moving slider; 30. Moving slide rail; 31. First guide plate; 32. 33. First guide hole; 34. Housing; 35. Second drive mechanism; 36. Lifting cylinder; 37. Cylinder body; 38. Piston rod; 39. Drive rod; 40. First drive mechanism; 41. Lifting motor; 42. Drive wheel; 43. Driven wheel; 44. Lifting belt; 45. Lifting screw; 46. Mounting plate; 47. First slide rail; 48. First slider; 49. Mounting part; 50. Connecting arm; 51. Assembly part; 52. First slide groove; 53. Lifting plate; 54. Second slide rail; 55. Bearing seat; 56. Second slide groove; 57. Insertion hole; 58. Buffer spring; 59. Support plate; 60. Translation slider; 61. Translation screw; 62. Translation belt; 63. Translation slide rail; 64. Locking rod. Detailed Implementation

[0026] To make the technical problems solved, technical solutions, and beneficial effects of this utility model clearer, the present utility model will be further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the present utility model and are not intended to limit the present utility model.

[0027] like Figures 1 to 6 As shown, an embodiment of this utility model provides a screw fastening machine, including a frame 2, a workbench 1, a mounting base 5, a lifting assembly 8, a flipping assembly 6, and an electric screwdriver 7. The frame 2 and the flipping assembly 6 are both mounted on the workbench 1. The lifting assembly 8 is connected to the frame 2, the electric screwdriver 7 is connected to the lifting assembly 8, and the mounting base 5 is connected to the flipping assembly 6. The mounting base 5 is used to mount the product to be fastened.

[0028] The flipping component 6 is used to drive the mounting base 5 to rotate so that both sides of the product can face the electric screwdriver 7. The lifting component 8 is used to drive the electric screwdriver 7 to move towards or away from the mounting base 5. The electric screwdriver 7 is used to fasten screws onto the product.

[0029] Specifically, the turnover assembly 6 can drive the mounting seat 5 to turn over, so that different sides of the product face the electric screwdriver 7, and the electric screwdriver 7 can lock the two sides in the thickness direction of the product, thereby saving labor, being simple to operate, and improving work efficiency.

[0030] In an embodiment, the mounting seat 5 is provided with a mounting groove 18 for loading the product, and the groove bottom of the mounting groove 18 is provided with a through hole 20 for inserting the electric screwdriver 7 into the mounting groove 18.

[0031] The screw locking machine further comprises a blocking assembly for locking the product in the mounting groove 18.

[0032] Specifically, the mounting seat 5 is provided with a mounting groove 18 for mounting the product, when locking the first face in the thickness direction of the product, the groove opening of the mounting groove 18 faces the rack body 2, the lifting assembly 8 drives the electric screwdriver 7 to move downward, so that the locking rod 64 of the electric screwdriver 7 penetrates into the mounting groove 18, when locking the second face in the thickness direction of the product, the turnover assembly 6 drives the mounting seat 5 to turn over, so that the groove opening of the mounting groove 18 faces away from the rack body 2, the lifting assembly 8 drives the electric screwdriver 7 to move downward, so that the locking rod 64 of the electric screwdriver 7 penetrates into the mounting groove 18 through the through hole 20, and then the electric screwdriver 7 locks the screw on the product, and the blocking assembly locks the product in the mounting groove 18 to avoid the product from being taken out of the mounting groove 18.

[0033] In an embodiment, the blocking assembly comprises a blocking drive cylinder 21 and a blocking plate 22, the cylinder body 36 of the blocking drive cylinder 21 is connected with the mounting seat 5, the blocking plate 22 is connected with the piston rod 37 of the blocking drive cylinder, and the blocking drive cylinder 21 is used to drive the blocking plate 22 to move towards or away from the groove bottom wall of the mounting groove 18.

[0034] Specifically, the cylinder body 36 of the blocking drive cylinder 21 is connected with the side of the mounting seat 5 facing away from the mounting groove 18, the piston rod 37 of the blocking drive cylinder 21 extends in the up-down direction, the blocking plate 22 is connected with the end of the piston rod 37 away from the cylinder body 36, the blocking plate 22 is driven by the blocking drive cylinder 21 to move towards the groove bottom wall of the mounting groove 18 to clamp the product, and the blocking drive cylinder 21 drives the blocking plate 22 to move away from the groove bottom wall of the mounting groove 18 to release the product, so that the worker can take the product out of the mounting groove 18.

[0035] The slot side wall of the mounting slot 18 is provided with a notch 19, and the stop assembly further comprises a clamping driving cylinder 23, a transition plate 24 and a clamping rod 25. The cylinder body 36 of the clamping driving cylinder 23 is connected to the side of the mounting seat 5 away from the mounting slot 18, the piston rod 37 of the clamping driving cylinder extends transversely, the vertical section 26 of the clamping rod 25 is connected to the end of the piston rod 37 away from the cylinder body 36 through the transition plate 24, the clamping rod 25 is driven to move transversely by the clamping driving cylinder 23, so that the transverse section 27 of the clamping rod 25 is inserted into the mounting slot 18 through the notch 19 to clamp the product.

[0036] In an embodiment, the turnover assembly 6 comprises a turnover driving mechanism, a fixing seat 11 and a connecting rod 15. The fixing seat 11 is mounted on the workbench 1, the connecting rod 15 is rotatably assembled on the fixing seat 11, the mounting seat 5 is connected to the connecting rod 15, and the turnover driving mechanism is connected to the connecting rod 15. The turnover driving mechanism is used to drive the connecting rod 15 to rotate.

[0037] Specifically, the turnover driving mechanism is a turnover driving motor 14, the fixing seat 11 comprises a first fixing plate 12 and a second fixing plate, the first fixing plate 12 and the second fixing plate are arranged at intervals on the workbench 1, the turnover driving motor 14 is mounted in the mounting cavity 13 of the first fixing plate 12, the connecting rod 15 comprises a first connecting rod 16 and a second connecting rod 17, the first connecting rod 16 is rotatably assembled on the first fixing plate 12, the second connecting rod 17 is rotatably assembled on the second fixing plate, the first connecting rod 16 is connected to the output shaft of the turnover driving motor 14, and the mounting seat 5 is connected between the first connecting rod 16 and the second connecting rod 17. The turnover driving motor 14 drives the first connecting rod 16 to rotate, so as to drive the mounting seat 5 to overturn.

[0038] In an embodiment, the fixing seat 11 further comprises a bottom plate 28, the first fixing plate 12 and the second fixing plate are arranged at intervals on the bottom plate 28, the workbench 1 is provided with a moving slide rail 30, the bottom plate 28 is provided with a moving slide block 29, the moving slide block 29 is slidably connected to the moving slide rail 30, the workbench 1 is further provided with a first guide plate 31 for limiting the moving slide block 29 in the up-down direction, a first guide hole 32 is arranged between the moving slide block 29 and the bottom plate 28, and the first guide plate 31 is inserted into the first guide hole 32, so that the bottom plate 28 can be manually driven to move in parallel on the workbench 1.

[0039] In an embodiment, the frame 2 is provided with a mounting plate 46, the lifting assembly 8 comprises a first lifting unit, the first lifting unit comprises a lifting plate 53 and a first driving mechanism 39, the first driving mechanism 39 is connected with the mounting plate 46, the lifting plate 53 is connected with the first driving mechanism 39, the first driving mechanism 39 can drive the lifting plate 53 to move towards or away from the mounting base 5, and the housing of the electric screwdriver 7 is connected with the lifting plate 53.

[0040] Specifically, the mounting plate 46 is rectangular, the mounting plate 46 is mounted on the frame 2, the first driving mechanism 39 is mounted on the mounting plate 46, the lifting plate 53 is connected with the first driving mechanism 39, the first driving mechanism 39 can drive the lifting plate 53 to move up and down, and the lifting plate 53 drives the electric screwdriver 7 connected with the lifting plate 53 to move up and down when the lifting plate 53 moves up and down, so as to move towards or away from the product on the mounting base 5, so as to lock the screw on the product, and the automation design saves manpower.

[0041] In an embodiment, the mounting plate 46 is provided with a first sliding rail 47 extending in the upward and downward direction, the first driving mechanism 39 comprises a first sliding block 48 and a first driving piece 40, the first sliding block 48 is connected with one side of the lifting plate 53 facing the mounting plate 46, the first sliding block 48 is provided with a first sliding groove 52 on the side facing the mounting plate 46, the first sliding groove 52 is in sliding connection with the first sliding rail 47, the first driving piece 40 is connected with the mounting plate 46, the first sliding block 48 is connected with the first driving piece 40, the first driving piece 40 is used for driving the first sliding block 48 to move towards or away from the mounting base 5, and the lifting plate 53 is connected with the side of the first sliding block 48 away from the mounting plate 46.

[0042] Specifically, the first sliding rail 47 extends in the upward and downward direction and is arranged on the mounting plate 46, the first sliding block 48 is arranged between the lifting plate 53 and the mounting plate 46, the first sliding groove 52 arranged on the side of the first sliding block 48 facing the mounting plate 46 is in sliding connection with the first sliding rail 47, and the side of the first sliding block 48 away from the mounting plate 46 is connected with the lifting plate 53.

[0043] The first driving member 40 comprises a lifting motor 41, a lifting screw rod 45, a driving wheel 42, a driven wheel 43 and a lifting belt 44. The lifting motor 41 is installed on one side of the mounting plate 46 away from the lifting plate 53. The driving wheel 42 is connected with the output end of the lifting motor 41. The shell 33 of the first lifting unit is connected with the mounting plate 46. The first sliding block 48 comprises a mounting portion 49 and an assembling portion 51. The first sliding groove 52 is arranged on the assembling portion 51. The lifting screw rod 45 penetrates through the assembling portion 51 in the up-down direction and is threadedly connected with the assembling portion 51. The bottom end of the lifting screw rod 45 is rotatably connected with the bottom of the shell 33. The driven wheel 43 is connected with the top end of the lifting screw rod 45. The lifting belt 44 is arranged around the driving wheel 42 and the driven wheel 43, so as to drive the lifting screw rod 45 to rotate. When the lifting screw rod 45 rotates, the first sliding block 48 is driven to move up and down. The lifting screw rod 45 serves as a driving mechanism and can realize self-locking with the first sliding block 48, so as to avoid the first sliding block 48 from freely descending and improve the stability of the first sliding block 48.

[0044] The assembling portion 51 and the mounting portion 49 are connected through the connecting arm 50. The outer wall of the shell 33 is provided with a long hole extending in the up-down direction. The connecting arm 50 penetrates through the long hole. The long hole can also guide the connecting arm 50.

[0045] In an embodiment, the lifting assembly 8 further comprises a second lifting unit. The second lifting unit comprises a second driving mechanism 34, a bearing seat 55 and a second sliding block. One side of the lifting plate 53 away from the mounting plate 46 is provided with a second sliding rail 54 extending in the up-down direction. The second sliding block is connected with the bearing seat 55. The second sliding block provided on one side of the lifting plate 53 is provided with a second sliding groove 56. The second sliding groove 56 is slidably connected with the second sliding rail 54. The second driving mechanism 34 is connected with the lifting plate 53. The bearing seat 55 is connected with the second driving mechanism 34. The second driving mechanism 34 is used for driving the bearing seat 55 to move towards or away from the mounting seat 5. The shell of the electric screwdriver 7 is connected with the bearing seat 55.

[0046] Specifically, the second sliding rail 54 extending in the up-down direction is arranged on the lifting plate 53. The second sliding block is arranged between the lifting plate 53 and the bearing seat 55. The second sliding groove 56 provided on one side of the lifting plate 53 is slidably connected with the second sliding rail 54. The second sliding block provided on one side away from the mounting plate 46 is connected with the bearing seat 55. The shell of the electric screwdriver 7 is connected with the bearing seat 55. The electric screwdriver 7 is driven to lift by the second driving mechanism 34. The lifting range of the electric screwdriver 7 is improved.

[0047] In an embodiment, the second driving mechanism 34 comprises a lifting cylinder 35, a cylinder body 36 of the lifting cylinder 35 being connected with the lifting plate 53, and a piston rod 37 of the lifting cylinder 35 being connected with the bearing seat 55. The lifting cylinder 35 is convenient for design and installation, and saves cost.

[0048] In an embodiment, the second driving mechanism 34 further comprises a buffer and a driving rod 38, the driving rod 38 extending in the up-down direction, a top end of the driving rod 38 being connected with a bottom end of the piston rod 37, and a bottom end of the driving rod 38 being connected with the bearing seat 55, and the buffer being used for buffering when the bearing seat 55 descends.

[0049] The buffer is a buffer spring 58, the bearing seat 55 is provided with a insertion hole 57, the bottom end of the driving rod 38 is slidingly inserted into the insertion hole 57, the buffer spring 58 is sleeved on the driving rod 38, the driving rod 38 is provided with a stopper, one end of the buffer spring 58 is connected with the stopper, and the other end of the buffer spring 58 is connected with the bearing seat 55.

[0050] Specifically, the bearing seat 55 is provided with the insertion hole 57 penetrating in the up-down direction, the driving rod 38 connected with the piston rod 37 of the lifting cylinder 35 is slidingly inserted into the insertion hole 57, the lifting cylinder 35 can drive the driving rod 38 to move up and down in the insertion hole 57, the buffer spring 58 is sleeved on the driving rod 38, a top end of the buffer spring 58 is connected with the stopper arranged on the piston rod 37, and a bottom end of the buffer spring 58 is connected with the bearing seat 55, so that the bearing seat 55 is hung on the lifting cylinder 35 through the buffer spring 58, when the lifting cylinder 35 drives the driving rod 38 to descend, the buffer spring 58 is compressed first, the impact of the lifting cylinder 35 on the bearing seat 55 is reduced, so that the impact of the electric screwdriver 7 installed on the bearing seat 55 on the product is reduced, when the buffer spring 58 is compressed to the limit, the lifting cylinder 35 drives the bearing seat 55 to descend, so that the locking rod 64 of the electric screwdriver 7 enters the mounting hole of the product with the adsorbed screw, in the process of screwing, the bearing seat 55 and the electric screwdriver 7 continue to descend in the process of the buffer spring 58 recovering deformation, the locking rod 64 is prevented from being separated from the screw, and the locking efficiency is improved.

[0051] The lower part of the lifting plate 53 is further provided with a support plate 59, the locking rod 64 passes through and is rotationally assembled with the support plate 59, and the support plate 59 is used for righting the locking rod 64 and preventing the locking rod 64 from generating radial jumping when working.

[0052] In an embodiment, the screw locking machine further comprises a translation mechanism 10 and a screw containing seat 4, the screw containing seat 4 is connected with the workbench 1, the screw containing seat 4 is arranged apart from the mounting seat 5, the translation mechanism 10 is connected with the frame body 2, the mounting plate 46 is connected with the translation mechanism 10, and the translation mechanism 10 is used to drive the mounting plate 46 to move between the screw containing seat 4 and the mounting seat 5.

[0053] Specifically, the translation mechanism 10 comprises a translation belt 62, a translation sliding block 60 and a translation screw rod 61, the frame body 2 is provided with a translation sliding rail 63, the translation sliding block 60 is slidingly connected with the translation sliding rail 63, the mounting plate 46 is connected with the translation sliding block 60, and the translation screw rod 61 is screwedly assembled with the translation sliding block 60. The translation screw rod 61 is driven to rotate by the translation belt 62 and a translation motor arranged on the frame body 2, so as to drive the translation sliding block 60 to drive the mounting plate 46 to move horizontally. Through the translation mechanism 10, the electric screwdriver 7 can be automatically driven to move above the screw containing seat 4, so that the locking rod 64 of the electric screwdriver 7 can suck the screw.

[0054] In an embodiment, the electric screwdriver 7, the lifting assembly 8, the mounting seat 5, the translation mechanism 10, the screw containing seat 4 and the overturning assembly 6 are all provided with two, the two electric screwdrivers 7 are arranged back to back, so as to simultaneously perform locking operation on two products and improve the locking efficiency.

[0055] In an embodiment, the screw locking machine further comprises a control module 9, a position detection module and a torque tester, the control module 9 is installed on the frame body 2, the electric screwdriver 7, the lifting assembly 8, the translation mechanism 10 and the overturning assembly 6 are all controlled to act by the control module 9, and the torque tester is installed on the workbench 1 and is used to detect whether the torque of the electric screwdriver 7 meets the set requirement.

[0056] In an embodiment, the workbench 1 is further provided with a torque measuring instrument 3, the torque measuring instrument 3 is located beside the mounting seat 5, and the torque measuring instrument 3 is used to measure the torque of the electric screwdriver 7. After the screw locking machine continuously works for a period of time, the translation mechanism 10 drives the electric screwdriver 7 to move above the torque measuring instrument 3, then the lifting assembly drives the electric screwdriver 7 to descend, so that the locking rod 64 of the electric screwdriver 7 is inserted into the torque measuring instrument 3, the torque of the electric screwdriver 7 is measured by the torque measuring instrument 3, the torque measuring instrument 3 feeds back the torque information to the control module 9, and the control module 9 controls the electric screwdriver 7 to perform torque self-correction.

[0057] The screw locking machine of the embodiment of the utility model, its working principle is as follows: the translation mechanism 10 drives the mounting plate 46 to translate to the upper side of the screw containing seat 4 first, then the first lifting unit drives the electric screwdriver 7 to descend to suck the screw from the screw containing seat 4 and then ascend, the translation mechanism 10 drives the mounting plate 46 to translate to the upper side of the mounting seat 5 again, then the first lifting unit drives the lifting plate 53 to descend to drive the electric screwdriver 7 to approach the mounting seat 5, when approaching the product, the lifting cylinder 35 drives the bearing seat 55 to descend, so that the screw on the locking head is against the product, then the electric screwdriver 7 is started, to drive the locking rod 64 to drive the screw to rotate, so that the screw is locked in the product, after locking, the lifting cylinder 35 drives the electric screwdriver 7 to ascend, the turnover assembly 6 drives the mounting seat 5 to turn over, then the lifting cylinder 35 drives the electric screwdriver 7 to descend again, so that the locking rod 64 of the electric screwdriver 7 is inserted into the mounting groove 18 through the perforation 20, to lock the other side of the product.In the process of locking, the buffer spring 58 continues to drive the bearing seat 55 and the electric screwdriver 7 to descend in the process of restoring deformation, avoiding the locking rod 64 and the screw from being separated, improving the locking efficiency.

[0058] The screw locking machine of the embodiment of the utility model, its working principle is as follows:

[0059] Compared with the prior art, the turnover assembly 6 can drive the mounting seat 5 to turn over, so that the different sides of the product face the electric screwdriver 7, so that the electric screwdriver 7 can lock the two sides of the product in the thickness direction, saving labor, simple operation, improving work efficiency.

[0060] In other embodiments, the mounting seat 5 is driven by the motor to move on the workbench 1, specifically, one motor is arranged on each side of the moving slider 29, a driving belt is wound on the output shafts of the two motors, the driving belt is connected with the moving slider 29, and the motor drives the moving slider 29 on the bottom plate 28 to move along the moving slide rail 30 through the driving belt.

[0061] The above only describes the preferred embodiments of the utility model and is not used to limit the utility model, and any modification, equivalent replacement and improvement within the spirit and principle of the utility model should be included in the protection scope of the utility model.

Claims

1. A screw driver, characterized by comprising: The utility model relates to a kind of electric screwdriver locking device, including frame (2), workbench (1), mounting seat (5), lifting assembly (8), turnover assembly (6) and electric screwdriver (7), the frame (2) and the turnover assembly (6) are set on the workbench (1), the lifting assembly (8) is connected with the frame (2), the electric screwdriver (7) is connected with the lifting assembly (8), the mounting seat (5) is connected with the turnover assembly (6), and the mounting seat (5) is used to install product to be locked. The turnover assembly (6) is used to drive the mounting seat (5) to rotate, so that the opposite sides of the product can be directed to the electric screwdriver (7), and the lifting assembly (8) is used to drive the electric screwdriver (7) to move towards or away from the mounting seat (5), and the electric screwdriver (7) is used to lock screws on the product.

2. The screw-threading machine according to claim 1, wherein The mounting seat (5) is provided with a mounting groove (18) for loading the product, and the groove bottom of the mounting groove (18) is provided with a through hole (20) for inserting the electric screwdriver (7) into the mounting groove (18). Further comprising a stop assembly for locking the product in the mounting groove (18).

3. The screw-threading machine according to claim 2, wherein The stop assembly comprises a stop driving cylinder (21) and a stop plate (22), the cylinder body (36) of the stop driving cylinder (21) is connected with the mounting seat (5), the stop plate (22) is connected with the piston rod (37) of the stop driving cylinder (21), and the stop driving cylinder (21) is used to drive the stop plate (22) to move towards or away from the groove bottom wall of the mounting groove (18).

4. The screw-threading machine according to claim 1, wherein The turnover assembly (6) comprises a turnover driving mechanism, a fixing seat (11) and a connecting rod (15), the fixing seat (11) is installed on the workbench (1), the connecting rod (15) is rotatably assembled on the fixing seat (11), the mounting seat (5) is connected with the connecting rod (15), and the turnover driving mechanism is connected with the connecting rod (15).

5. The screw-threading machine of claim 1, wherein The frame (2) is provided with a mounting plate (46), the lifting assembly (8) comprises a first lifting unit, the first lifting unit comprises a lifting plate (53) and a first driving mechanism (39), the first driving mechanism (39) is connected with the mounting plate (46), the lifting plate (53) is connected with the first driving mechanism (39), and the first driving mechanism (39) can drive the lifting plate (53) to move towards or away from the mounting seat (5), and the electric screwdriver (7) is connected with the lifting plate (53).

6. The screw-threading machine according to claim 5, wherein The mounting plate (46) is provided with a first sliding rail (47) extending in the up-down direction, the first driving mechanism (39) comprises a first sliding block (48) and a first driving piece (40), the first sliding block (48) is connected to the side of the lifting plate (53) facing the mounting plate (46), the side of the first sliding block (48) facing the mounting plate (46) is provided with a first sliding groove (52), the first sliding groove (52) is in sliding connection with the first sliding rail (47), the first driving piece (40) is connected to the mounting plate (46), the first sliding block (48) is connected to the first driving piece (40), and the first driving piece (40) is used to drive the first sliding block (48) to move towards the mounting seat (5) or away from the mounting seat (5), and the lifting plate (53) is connected to the side of the first sliding block (48) away from the mounting plate (46).

7. The screw-threading machine according to claim 6, wherein The lifting assembly (8) further comprises a second lifting unit, the second lifting unit comprises a second driving mechanism (34), a bearing seat (55) and a second sliding block, the side of the lifting plate (53) away from the mounting plate (46) is provided with a second sliding rail (54), the second sliding rail (54) extends in the up-down direction, the second sliding block is connected to the bearing seat (55), the side of the second sliding block facing the lifting plate (53) is provided with a second sliding groove (56), the second sliding groove (56) is in sliding connection with the second sliding rail (54), the second driving mechanism (34) is connected to the lifting plate (53), the bearing seat (55) is connected to the second driving mechanism (34), and the second driving mechanism (34) is used to drive the bearing seat (55) to move towards the mounting seat (5) or away from the mounting seat (5), and the electric screwdriver (7) is connected to the bearing seat (55).

8. The screw-threading machine according to claim 7, wherein The second driving mechanism (34) comprises a lifting cylinder (35), the cylinder body (36) of the lifting cylinder (35) is connected to the lifting plate (53), and the bearing seat (55) is connected to the piston rod (37) of the lifting cylinder (35).

9. The screw-threading machine of claim 8, wherein The second driving mechanism (34) further comprises a buffer and a driving rod (38), the driving rod (38) extends in the up-down direction, the top end of the driving rod (38) is connected to the bottom end of the piston rod (37), the bottom end of the driving rod (38) is connected to the bearing seat (55), and the buffer is used for buffering when the bearing seat (55) descends.

10. The screw locking machine according to any one of claims 5 to 9, wherein Further comprising a translation mechanism (10) and a screw containing seat (4), the screw containing seat (4) is connected to the workbench (1), the screw containing seat (4) is arranged in a spaced mode between the mounting seat (5), the translation mechanism (10) is connected to the frame body (2), the mounting plate (46) is connected to the translation mechanism (10), and the translation mechanism (10) is used to drive the mounting plate (46) to move between the screw containing seat (4) and the mounting seat (5).

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