CN113977254A

CN113977254A - Portable equipment for taking rusted screws and nuts

Info

Publication number: CN113977254A
Application number: CN202111501717.0A
Authority: CN
Inventors: 杨贤来
Original assignee: Individual
Current assignee: Wenzhou Rijin Automobile Parts Co ltd
Priority date: 2021-12-09
Filing date: 2021-12-09
Publication date: 2022-01-28
Anticipated expiration: 2041-12-09
Also published as: CN113977254B

Abstract

The invention belongs to the field of hardware, and particularly relates to portable rusted screw and nut taking equipment which comprises a box body, wherein a control panel used for controlling is arranged above the box body, an observation window is formed in the side edge of the box body, a feeding module is fixedly arranged in the box body, a power module used for providing power for taking is connected below the feeding module, the feeding module is used for providing facing pressure for the power module and controlling movement during unloading, a replacing module is fixedly arranged in the middle of the box body, and one side, far away from the power module, of the replacing module is connected with an impact module.

Description

Portable equipment for taking rusted screws and nuts

Technical Field

The invention belongs to the field of hardware, and particularly relates to portable rusted screw and nut taking equipment.

Background

The stainless steel screw has the advantages that the working surface is covered with rust stains due to the fact that the material of the stainless steel screw is easy to increase along with time in the using process of the screw, normal use of the screw is affected, small influence is caused when the screw is taken out, even the stainless steel screw can rust, stainless steel can rust, dust particles of other metal elements are attached to the surface of the stainless steel, and chemical reaction is generated between the metal particles and the stainless steel under a humid environment, so that the stainless steel is rusted.

The following problems exist in the prior art:

firstly, when the rusty screw is taken out, the method is a five-flower eight-door method, which is not only troublesome to operate, but also mostly manual operation.

Secondly, no equipment capable of dynamically increasing torque exists when the screw is taken, and the force applied to the screw is easily too large or insufficient.

Disclosure of Invention

The invention aims to provide portable rusted screw and nut taking equipment which can conveniently and quickly take out rusted screw and nut aiming at the problems in the prior art.

In order to achieve the purpose, the invention adopts the following technical scheme:

the utility model provides a portable rust screw nut equipment of getting, includes the box, the box top is equipped with the control panel who is used for control, open the box side has observation window, the box sets firmly in the feeding module, it provides power module to feed the module below and be connected with for getting, the module of feeding is used for providing towards pressure and the removal of mastering when unloading for power module, the box middle part sets firmly the change module, it keeps away from power module one side and is connected with the impact module to change the module.

Preferably, a temperature sensor is arranged below the power module and fixedly connected to the box body, the temperature sensor is arranged at a position close to a central axis of the power module, and the temperature sensor can detect the temperature of a working position below the power module.

Preferably, the feeding module is including setting firmly the feeding module casing on the box, it has the spout to open on the feeding module casing, it is equipped with first slider to slide in the spout, the mobile station has set firmly on the first slider, it links to each other to be equipped with mobile station reset spring between mobile station and the feeding module casing, the mobile station upper surface is close to feeding module casing one side and has set firmly the brake platform, be equipped with the friction disc between brake platform and the feeding module casing, be equipped with between friction disc and the brake platform and push up the friction disc top tight spring on feeding module casing with the friction disc top, be equipped with between brake platform and the friction disc and pull away the friction disc electromagnetism slider that feeds the module casing with the friction disc, the mobile station below has set firmly feeding motor, feeding motor stretches out the feed screw below, feeding screw outside cover has the feeding thread bush.

Preferably, the power module comprises a power motor fixing table fixedly arranged below the feeding threaded sleeve, a second sliding block sliding in the sliding groove is fixedly arranged on the power motor fixing table, a power motor is fixedly arranged below the power motor fixing table, a power output shaft extends out of the lower side of the power motor, a torque detector for detecting torque is arranged on the outer side of the power output shaft, a clamping sleeve is fixedly arranged below the power output shaft, a drill bit is arranged on the clamping sleeve, and a clamping groove is formed in the inner wall of the box body below the clamping sleeve.

Preferably, the replacement module comprises a fixed plate fixedly arranged on the box body, a first telescopic sleeve is fixedly arranged below the fixed plate, a first telescopic sliding block is slidably arranged in the first telescopic sleeve, a rotating motor is fixedly arranged at the lower end of the first telescopic sliding block, a rotating motor shaft extends out of the lower portion of the rotating motor, a fixed rod is fixedly arranged at the other end of the rotating motor shaft, a third telescopic sleeve is fixedly arranged on one side, close to the power module, of the fixed rod, a third telescopic sliding block is slidably arranged in the third telescopic sleeve, a replacement clamping block is fixedly arranged on one side, close to the power module, of the third telescopic sliding block, a second telescopic sleeve is fixedly arranged at the other end of the fixed rod, and a second telescopic sliding block is slidably arranged in the second telescopic sleeve.

Preferably, the impact module comprises an impact shell fixedly arranged on a second telescopic sliding block, a clamping block is arranged on the outer side of the impact shell, the clamping block can be clamped on the impact shell and can be separated from the impact shell, a power receiving shaft extending into the impact shell is rotatably arranged on the impact shell, a rotating body is fixedly connected below the power receiving shaft, a first swinging table is eccentrically arranged on the lower surface of the rotating body, a connecting rod is arranged on the first swinging table in a swinging mode, a second swinging table is arranged at the other end of the connecting rod in a swinging mode, the lower side of the second swinging table is fixedly arranged on the rotating table, a sliding block is slidably arranged in the impact shell, the rotating table is rotatably arranged on the sliding block, a limiting sliding block for limiting rotation is fixedly arranged on the sliding block, a thread block is fixedly arranged on the inner wall of the lower side of the impact shell, an impact thread body is arranged in the thread block, and a strong spring is arranged between the impact thread body and the sliding block, the sliding block downside has set firmly and has stretched into the piston rod that strikes the internal cavity of screw thread, it has the pine to move liquid to store the chamber to strike to open in the screw thread, the intracavity slip is equipped with the piston is stored to the pine to move liquid, the piston upper end links firmly on the piston rod it has the check valve that is used for one-way to store the intracavity air admission for not moving liquid to open between the cavity to strike the external surface of screw thread and not moving liquid, it is connected with the spray tube that can stretch and break off with the fingers and thumb to strike the screw thread lower extreme, be equipped with the pressure valve in the spray tube, strike the screw thread lower extreme and set firmly the screwdriver centre gripping cover, the screwdriver centre gripping is sheathe in and is installed the screwdriver.

Has the advantages that:

1. the impact module can work by dynamically increasing the torque according to the torque required by the screw.

2. The apparatus may dynamically adjust the desired tool for a number of different operating conditions.

3. The equipment is provided with a safety protection mechanism to avoid the damage of the equipment. And is provided with various sensors for automatic operation after loosening the screw or nut.

Drawings

FIG. 1 is a perspective view of a solid of the present invention

FIG. 2 is a top view of the present invention

FIG. 3 is a sectional view taken along line A-A in FIG. 2

FIG. 4 is a partial enlarged view of the portion B in FIG. 3

FIG. 5 is a partial enlarged view of the portion C in FIG. 3

FIG. 6 is a partial enlarged view of the portion D in FIG. 3

In the figure: 11. a box body; 12. a control panel; 13. an observation window; 14. a feeding module; 15. a power module; 16. replacing the module; 17. an impact module; 18. a temperature sensor; 19. a fixing plate; 20. a first telescopic sleeve; 21. a first telescopic slider; 22. rotating the motor; 23. rotating a motor shaft; 24. a second telescopic sleeve; 25. fixing the rod; 26. a third telescopic sleeve; 27. a second telescopic slider; 28. a third telescopic slide block; 29. a feeding module housing; 30. a chute; 31. a first slider; 32. a mobile station; 33. a feed motor; 34. a mobile station return spring; 35. a brake table; 36. a friction plate; 37. the friction plate tightly pushes the spring; 38. a friction plate electromagnetic slider; 39. a feed screw; 40. feeding a threaded sleeve; 41. a second slider; 42. a power motor fixing table; 43. a power motor; 44. a torque detector; 45. a power take-off shaft; 46. a clamping sleeve; 47. a drill bit; 48. a card slot; 49. replacing the clamping block; 50. impacting the shell; 51. a power receiving shaft; 52. a clamping block; 53. a rotating body; 54. a first swing table; 55. a second swing table; 56. a connecting rod; 57. a rotating table; 58. a limiting slide block; 59. a slider; 60. impacting the threaded body; 61. a thread block; 62. a strong spring; 63. a loosening fluid storage chamber; 64. a one-way valve; 65. a pressure valve; 66. a piston; 67. a piston rod; 68. a screwdriver clamping sleeve; 69. a screwdriver; 70. a nozzle;

Detailed Description

The following are specific embodiments of the present invention and are further described with reference to the drawings, but the present invention is not limited to these embodiments.

In the description of the present invention, it should be noted that the terms "inside", "below", and the like refer to orientations or positional relationships based on the orientations or positional relationships shown in the drawings or orientations or positional relationships that the products of the present invention conventionally place when used, and are used only for convenience in describing the present invention and simplifying the description, but do not indicate or imply that the devices or elements referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and the like are used merely to distinguish one description from another, and are not to be construed as indicating or implying relative importance.

With reference to fig. 1-6, a portable rusted screw and nut taking device comprises a box body 11, a control panel 12 for control is arranged above the box body 11, an observation window 13 is arranged on the side of the box body 11, a feeding module 14 is fixedly arranged in the box body 11, a power module 15 for taking power is connected below the feeding module 14, the feeding module 14 is used for providing facing pressure for the power module 15 and controlling movement during unloading, a replacing module 16 is fixedly arranged in the middle of the box body 11, and an impact module 17 is connected to one side, far away from the power module 15, of the replacing module 16.

Further, a temperature sensor 18 is arranged below the power module 15 and fixedly connected to the box body 11, the temperature sensor 18 is arranged near the axis of the power module 15, and the temperature sensor 18 can detect the temperature of the working position below the power module 15.

Further, the feeding module 14 includes a feeding module housing 29 fixedly disposed on the box 11, a sliding slot 30 is formed in the feeding module housing 29, a first sliding block 31 is slidably disposed in the sliding slot 30, a moving table 32 is fixedly disposed on the first sliding block 31, a moving table return spring 34 is disposed between the moving table 32 and the feeding module housing 29, a brake table 35 is fixedly disposed on one side of the upper surface of the moving table 32, which is close to the feeding module housing 29, a friction plate 36 is disposed between the brake table 35 and the feeding module housing 29, a friction plate pushing spring 37 for pushing the friction plate 36 against the feeding module housing 29 is disposed between the friction plate 36 and the brake table 35, an electromagnetic friction plate sliding block 38 for pulling the friction plate 36 away from the feeding module housing 29 is disposed between the brake table 35 and the friction plate 36, a feeding motor 33 is fixedly disposed below the moving table 32, a feeding screw 39 extends out of the feeding motor 33, and a feeding screw 40 is sleeved outside the feeding screw 39.

Further, the power module 15 includes a power motor fixing table 42 fixedly disposed below the feeding threaded sleeve 40, a second slider 41 sliding in the sliding groove 30 is fixedly disposed on the power motor fixing table 42, a power motor 43 is fixedly disposed below the power motor fixing table 42, a power output shaft 45 extends from a lower side of the power motor 43, a torque detector 44 for detecting torque is disposed outside the power output shaft 45, a clamping sleeve 46 is fixedly disposed below the power output shaft 45, a drill 47 is mounted on the clamping sleeve 46, and a clamping groove 48 is formed in the inner wall of the box body 11 below the clamping sleeve 46.

Further, change module 16 including setting firmly fixed plate 19 on box 11, fixed plate 19 below has set firmly first flexible cover 20, it is equipped with first flexible slider 21 to slide in first flexible cover 20, first flexible slider 21 lower extreme has set firmly rotates motor 22, it has rotated motor shaft 23 to stretch out below rotating motor 22, the other end of rotating motor shaft 23 has set firmly dead lever 25, dead lever 25 is close to power module 15 one side and has set firmly third flexible cover 26, it is equipped with third flexible slider 28 to slide in the third flexible cover 26, third flexible slider 28 is close to power module 15 one side and has set firmly change grip block 49, the other end of dead lever 25 has set firmly second flexible cover 24, it is equipped with second flexible slider 27 to slide in the second flexible cover 24.

Further, the impact module 17 includes an impact housing 50 fixed on the second telescopic sliding block 27, a fixture block 52 is installed outside the impact housing 50, the fixture block 52 can be clamped on the impact housing 50 or can be separated from contact, a power receiving shaft 51 extending into the impact housing 50 is rotatably installed on the impact housing 50, a rotating body 53 is fixedly connected below the power receiving shaft 51, a first swing table 54 is eccentrically installed on the lower surface of the rotating body 53, a connecting rod 56 is arranged on the first swing table 54 in a swing manner, a second swing table 55 is arranged at the other end of the connecting rod 56 in a swing manner, the lower side of the second swing table 55 is fixedly installed on the rotating table 57, a sliding block 59 is slidably installed in the impact housing 50, the rotating table 57 is rotatably installed on the sliding block 59, a limiting sliding block 58 for limiting rotation is fixedly installed on the sliding block 59, a thread block 61 is fixedly installed on the inner wall of the lower side of the impact housing 50, an impact thread body 60 is installed in the thread body 61, a strong spring 62 is installed between the impact thread body 60 and the sliding block 59, a piston rod 67 extending into the impact screw body 60 is fixedly arranged on the lower side of the sliding block 59, a loosening liquid storage cavity 63 is formed in the impact screw body 60, a piston 66 is arranged in the loosening liquid storage cavity 63 in a sliding manner, the upper end of the piston 66 is fixedly connected to the outer surface of the impact screw body 60 on the piston rod 67, a one-way valve 64 used for one-way air inlet in the loosening liquid storage cavity 63 is arranged between the loosening liquid storage cavity 63 and the outer surface of the impact screw body 60, the lower end of the impact screw body 60 is connected with a spray pipe 70 capable of being pulled and broken, a pressure valve 65 is arranged in the spray pipe 70, a screwdriver clamping sleeve 68 is fixedly arranged at the lower end of the impact screw body 60, and a screwdriver 69 is arranged on the screwdriver clamping sleeve 68.

Principle of operation

The equipment is placed at a required working position, the working position is aligned through the observation window 13, firstly, whether a screw is screwed on a plastic product or a screw on a metal product is judged, if a rusted screw is screwed off on the plastic product, a drill 47 can be arranged on a clamping sleeve 46, a friction plate electromagnetic slide block 38 is in a closed state, a friction plate jacking spring 37 jacks a friction plate 36 on a feeding module shell 29, a moving platform 32 keeps a relative position with the feeding module shell 29, a feeding motor 33 is started, the feeding motor 33 drives a feeding screw rod 39 to rotate, a feeding threaded sleeve 40 on the feeding screw rod 39 is rotated to jack a power motor fixing platform 42 downwards, the power motor fixing platform 42 drives a second slide block 41 to slide in a sliding groove 30, the power motor fixing platform 42 drives a power motor 43 to slide downwards, the power output shaft 45 and the clamping sleeve 46 are driven to move downwards, the clamping sleeve 46 pushes the drill 47 downwards to the screw, the power motor 43 is started to rotate clockwise, the power motor 43 drives the power output shaft 45 to rotate, the power output shaft 45 drives the clamping sleeve 46 to rotate, the clamping sleeve 46 drives the drill bit 47 to rotate, the drill bit 47 generates heat through high-speed friction on the surface of the screw and feeds the screw downwards slowly under the action of the feeding motor 33, after the temperature is raised through short-time friction, a layer of the upper surface of the screw is ground, high temperature of the screw is transmitted to a plastic piece, the plastic is softened, when the temperature sensor 18 detects that the temperature of the working surface is raised, the feeding motor 33 stops working, the power motor 43 rotates anticlockwise in the reverse direction to unscrew the screw, the friction plate electromagnetic slide block 38 is electrified to pull the friction plate 36 away from the surface of the feeding module shell 29, the feeding module 14 and the power module 15 move upwards integrally under the driving of the unscrewed screw until the screw is completely unscrewed, and the feeding module 14 is reset under the action of the return spring 34 of the moving table, the electromagnetic slide block 38 of the friction plate is powered off, the friction plate pushing spring 37 pushes the friction plate 36 tightly, and the power motor 43 stops rotating.

When rusted screws need to be unscrewed from metal pieces, the first telescopic sleeve 20 extends out of the first telescopic slide block 21, the replacing clamping block 49 is aligned with the drill bit 47, the third telescopic sleeve 26 extends out of the third telescopic slide block 28, after the replacing clamping block 49 clamps the drill bit 47, the clamping sleeve 46 releases the drill bit 47, the first telescopic slide block 21 moves downwards to completely separate the drill bit 47 from the clamping sleeve 46, the third telescopic slide block 28 retracts into the third telescopic sleeve 26 to reset, the rotating motor 22 is started, the rotating motor 22 drives the rotating motor shaft 23 to rotate, the rotating motor shaft 23 drives the fixing rod 25 to rotate, the fixing rod 25 exchanges the positions of the impact module 17 and the drill bit 47, the second telescopic sleeve 24 extends out of the second telescopic slide block 27, the first telescopic sleeve 20 retracts into the first telescopic slide block 21 until the power receiving shaft 51 is clamped into the clamping sleeve 46, the clamping sleeve 46 clamps the power receiving shaft 51, the clamping block 52 is clamped into the clamping groove 48 and clamps the impact shell 50 to fix the position of the impact shell 50, the feeding module 14 pushes the screwdriver 69 to the upper surface of the screw, if the screwdriver 69 can be replaced by a tool such as a wrench socket and the like through a nut and a bolt, the power motor 43 is started, the power motor 43 drives the power receiving shaft 51 to rotate through transmission, the power receiving shaft 51 drives the rotating body 53 to rotate, the rotating body 53 drives the first swinging platform 54 to rotate, the first swinging platform 54 drives the connecting rod 56 to rotate, the connecting rod 56 swings downwards, so that the second swinging platform 55 drives the limiting sliding block 58 to rotate and pushes the sliding block 59 to move downwards, the sliding block 59 pushes the strong spring 62 to move, the strong spring 62 impacts the screw body 60 downwards in the screw block 61, the impact screw body 60 drives the screwdriver clamping sleeve 68 to rotate, the screwdriver clamping sleeve 68 drives the screwdriver 69 to rotate, the sliding is changed into rotation to provide stronger torque to screw the screw, the relative movement of the sliding block 59 and the impact screw body 60 drives the piston rod 67 to move, the piston rod 67 drives the piston 66 to slide in the loosening liquid storage cavity 63, the loosening liquid is pushed into the spray pipe 70, when the compression pressure is large enough, the pressure valve 65 is opened, the loosening liquid is sprayed to the joint of the screw and the workpiece, meanwhile, the connecting rod 56 drives the up-and-down acceleration of the sliding block 59 to change through transmission, when the acceleration is fast enough, the loosening liquid can push the pressure valve 65 open, the use of the loosening liquid is saved, the repeated impact vibration of the screw by the screwdriver 69 can also enable the loosening liquid to enter the deep part more easily, the screw can be taken out more easily, as the feeding module 14 pushes the whole impact module 17 downwards, the powerful spring 62 is compressed more, the torque provided by the whole impact module 17 for the screwdriver 69 is larger, the dynamic adaptation needs the screws with different torques, when the screws are loosened, the fixture block 52 loosens the impact shell 50, the feeding motor 33 stops working, and the power motor 43 rotates anticlockwise in reverse direction, the screw is screwed out, the friction plate electromagnetic slide block 38 is electrified to pull the friction plate 36 away from the surface of the feeding module shell 29, the feeding module 14 and the power module 15 integrally move upwards under the driving of the screwed-out screw until the screw is completely screwed out, the feeding module 14 is reset under the action of the mobile station reset spring 34, the friction plate electromagnetic slide block 38 is powered off, the friction plate jacking spring 37 jacks the friction plate 36, and the power motor 43 stops rotating.

When the power output shaft 45 detects that the torque is too large, the impact module 17 stops descending continuously, and when the screw cannot be unscrewed due to impact for a plurality of times, the equipment stops working so as to avoid damaging the equipment, the equipment can work again after the loosening fluid permeates for a period of time, or the clamping sleeve 46 is replaced by a smaller drill bit so that the power module 15 and the replacement module 16 work together to drill holes and take out the screws by a tool such as a broken wire extractor.

The above description is only an embodiment of the present invention, and not intended to limit the scope of the present invention, and all modifications of equivalent structures and equivalent processes, which are made by using the contents of the present specification and the accompanying drawings, or directly or indirectly applied to other related technical fields, are included in the scope of the present invention.

Claims

1. The utility model provides a portable rust screw nut equipment of getting, includes box (11), its characterized in that, box (11) top is equipped with control panel (12) that are used for control, box (11) side is opened there is observation window (13), box (11) internal fixation has feed module (14), feed module (14) below and be connected with for getting and provide power module (15), feed module (14) and be used for providing the pressure that faces and master the removal when unloading for power module (15), box (11) middle part has set firmly change module (16), it is connected with impact module (17) to keep away from power module (15) one side in change module (16).

2. The portable rusted screw and nut removing device as claimed in claim 1, wherein a temperature sensor (18) is arranged below the power module (15) and fixedly connected to the box body (11), the temperature sensor (18) is arranged close to an axis of the power module (15), and the temperature sensor (18) can detect the temperature of a working position below the power module (15).

3. The portable rusted screw and nut taking device as claimed in claim 2, wherein the feeding module (14) comprises a feeding module casing (29) fixedly arranged on the box body (11), a sliding groove (30) is formed in the feeding module casing (29), a first sliding block (31) is slidably arranged in the sliding groove (30), a moving table (32) is fixedly arranged on the first sliding block (31), a moving table return spring (34) is arranged between the moving table (32) and the feeding module casing (29) for connection, a brake table (35) is fixedly arranged on one side, close to the feeding module casing (29), of the upper surface of the moving table (32), a friction plate (36) is arranged between the brake table (35) and the feeding module casing (29), a friction plate jacking spring (37) for jacking the friction plate (36) on the feeding module casing (29) is arranged between the friction plate (36) and the brake table (35), be equipped with between brake platform (35) and friction disc (36) and pull friction disc (36) from friction disc electromagnetism slider (38) of feeding module casing (29), moving platform (32) below has set firmly feed motor (33), feed screw (39) are stretched out to feed motor (33) below, feed screw (39) outside cover has feed thread bush (40).

4. The portable rusted screw and nut taking device as defined in claim 3, wherein the power module (15) comprises a power motor fixing table (42) fixedly arranged below the feeding threaded sleeve (40), a second sliding block (41) sliding in the sliding groove (30) is fixedly arranged on the power motor fixing table (42), a power motor (43) is fixedly arranged below the power motor fixing table (42), a power output shaft (45) extends out of the lower side of the power motor (43), a torque detector (44) for detecting torque is arranged on the outer side of the power output shaft (45), a clamping sleeve (46) is fixedly arranged below the power output shaft (45), a drill bit (47) is arranged on the clamping sleeve (46), and a clamping groove (48) is formed in the inner wall of the box body (11) below the clamping sleeve (46).

5. The portable rusted screw and nut taking equipment as claimed in claim 4, wherein the replacing module (16) comprises a fixing plate (19) fixedly arranged on the box body (11), a first telescopic sleeve (20) is fixedly arranged below the fixing plate (19), a first telescopic sliding block (21) is slidably arranged in the first telescopic sleeve (20), a rotating motor (22) is fixedly arranged at the lower end of the first telescopic sliding block (21), a rotating motor shaft (23) extends out of the lower part of the rotating motor (22), a fixing rod (25) is fixedly arranged at the other end of the rotating motor shaft (23), a third telescopic sleeve (26) is fixedly arranged at one side of the fixing rod (25) close to the power module (15), a third telescopic sliding block (28) is slidably arranged in the third telescopic sleeve (26), and a replacing clamping block (49) is fixedly arranged at one side of the third telescopic sliding block (28) close to the power module (15), the other end of the fixing rod (25) is fixedly provided with a second telescopic sleeve (24), and a second telescopic sliding block (27) is arranged in the second telescopic sleeve (24) in a sliding manner.

6. The portable rusted screw and nut taking device as claimed in claim 5, wherein the impact module (17) comprises an impact shell (50) fixedly arranged on the second telescopic sliding block (27), a clamping block (52) is arranged on the outer side of the impact shell (50), the clamping block (52) can be clamped on the impact shell (50) and can be separated from the impact shell, a power receiving shaft (51) extending into the impact shell (50) is rotatably arranged on the impact shell (50), a rotating body (53) is fixedly connected below the power receiving shaft (51), a first swinging table (54) is eccentrically arranged on the lower surface of the rotating body (53), a connecting rod (56) is arranged on the first swinging table (54) in a swinging manner, a second swinging table (55) is arranged at the other end of the connecting rod (56) in a swinging manner, the lower side of the second swinging table (55) is fixedly arranged on the rotating table (57), sliding block (59) is arranged in the impact shell (50) in a sliding mode, the rotating table (57) is arranged on the sliding block (59) in a rotating mode, a limiting rotating limiting sliding block (58) is fixedly arranged on the sliding block (59), a thread block (61) is fixedly arranged on the inner wall of the lower side of the impact shell (50), an impact thread body (60) is arranged in the thread block (61), a strong spring (62) is arranged between the impact thread body (60) and the sliding block (59), a piston rod (67) extending into the impact thread body (60) is fixedly arranged on the lower side of the sliding block (59), a loosening liquid storage cavity (63) is formed in the impact thread body (60), a piston (66) is arranged in the loosening liquid storage cavity (63) in a sliding mode, the upper end of the piston (66) is fixedly connected to the piston rod (67), a check valve (64) used for one-way air inlet in the loosening liquid storage cavity (63) is formed between the outer surface of the impact thread body (60) and the loosening liquid storage cavity (63), the lower end of the impact thread body (60) is connected with a spray pipe (70) capable of being pulled out in an extending mode, a pressure valve (65) is arranged in the spray pipe (70), a screwdriver clamping sleeve (68) is fixedly arranged at the lower end of the impact thread body (60), and a screwdriver (69) is mounted on the screwdriver clamping sleeve (68).