CN108838929B - Insulated electric wrench - Google Patents
Insulated electric wrench Download PDFInfo
- Publication number
- CN108838929B CN108838929B CN201810598121.9A CN201810598121A CN108838929B CN 108838929 B CN108838929 B CN 108838929B CN 201810598121 A CN201810598121 A CN 201810598121A CN 108838929 B CN108838929 B CN 108838929B
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- China
- Prior art keywords
- wrench
- shell
- power supply
- shaft
- control box
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- Expired - Fee Related
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
- B25B—TOOLS OR BENCH DEVICES NOT OTHERWISE PROVIDED FOR, FOR FASTENING, CONNECTING, DISENGAGING OR HOLDING
- B25B21/00—Portable power-driven screw or nut setting or loosening tools; Attachments for drilling apparatus serving the same purpose
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
- B25B—TOOLS OR BENCH DEVICES NOT OTHERWISE PROVIDED FOR, FOR FASTENING, CONNECTING, DISENGAGING OR HOLDING
- B25B23/00—Details of, or accessories for, spanners, wrenches, screwdrivers
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Details Of Spanners, Wrenches, And Screw Drivers And Accessories (AREA)
Abstract
The invention discloses an insulated electric wrench, which comprises an electric wrench main body, wherein the electric wrench main body is provided with a control part, a power supply part, a handheld part and an operation part, the control part is provided with a control box, a torque controller is arranged in the control box, a torque adjusting button is arranged on the torque controller, the torque adjusting button is arranged on the outer side of the control box, a work indicating lamp is arranged on the outer side of the control box, a mounting seat is arranged above the control box, the handheld part is arranged on one side of the mounting seat, the power supply part is arranged on the other side of the mounting seat, the handheld part comprises a handle, an upper connecting seat and a lower connecting seat, the lower connecting seat of the handheld part is connected with the mounting seat through a locking nut, a starting switch is arranged on the handle of the handheld part, and the starting. This device has realized screwing up and unscrewing the dead angle nut through setting up countershaft spanner, oil feeding device and auxiliary device for this device is convenient for more operate, and the suitability is stronger.
Description
The technical field is as follows:
the invention relates to the field of electric wrenches, in particular to an insulated electric wrench.
Background art:
the electric wrench is a wrench powered by a power supply or a battery, is a tool for screwing a high-strength bolt, and is also called a high-strength bolt gun. Mainly comprises an impact wrench, a torsional shear wrench, a fixed torque wrench, a corner wrench and an angular wrench. The bolt is often used in projects such as bridge structures, large steel towers, steel structure plants, frames of metallurgical equipment, large crane frames, mine steel frames and the like which need to be connected by high-strength bolts, and in large diesel engines, power generation equipment and chemical equipment, and the bolts which need constant clamping force for connection are also fastened by an electric wrench.
Most of traditional electric wrenches are impact wrenches with fixed styles, and the electric wrenches cannot be screwed or unscrewed just at dead angle nuts in the using process, so that the electric wrenches have certain limitations and are poor in applicability.
The invention content is as follows:
the invention aims to solve the problems, and provides an insulated electric wrench, which solves the problem that the existing electric wrench cannot solve the problem that a dead angle nut cannot be screwed or unscrewed.
In order to solve the above problems, the present invention provides a technical solution: an insulated electric wrench comprises an electric wrench body, wherein the electric wrench body is provided with a control part, a power supply part, a handheld part and an operation part, the control part is provided with a control box, a torque controller is arranged in the control box, a torque adjusting button is arranged on the torque controller, the torque adjusting button is arranged on the outer side of the control box, a work indicating lamp is arranged on the outer side of the control box, a mounting seat is arranged above the control box, the handheld part is installed on one side of the mounting seat, the power supply part is installed on the other side of the mounting seat, the handheld part comprises a handle, an upper connecting seat and a lower connecting seat, the lower connecting seat of the handheld part is connected with the mounting seat through a locking nut, a starting switch is arranged on the handle of the handheld part and is electrically connected with the torque controller in the control box of the control part, and the power supply part comprises a battery rack and a power, the power supply battery is installed inside the battery frame, the battery frame is welded above the installation seat, the upper connecting seat of the handheld portion and the upper side of the battery frame of the power supply portion are connected with the operation portion, the operation portion comprises a shell, a main shaft wrench, an auxiliary shaft wrench, an oil supply device and an auxiliary device, the shell is connected above the upper connecting seat of the handheld portion and the battery frame of the power supply portion, and a power mechanism is arranged inside the shell.
Preferably, the power mechanism comprises a rotating motor, the rotating motor is provided with a rotating switch, the rotating switch extends out of the shell, an output shaft of the rotating motor is connected with a transmission rod, the transmission rod is respectively connected with a main shaft wrench and an auxiliary shaft wrench, the main shaft wrench comprises a first connector and a first sleeve, the first connector is in threaded connection with the transmission rod and is arranged at the front end of the transmission rod, the front end of the first connector is connected with the first sleeve, the first connector is provided with a plurality of through holes, the through holes are communicated with the first sleeve, the auxiliary shaft wrench is provided with an isolation box, the transmission rod penetrates through the isolation box, the auxiliary shaft wrench comprises a main gear, an auxiliary gear, a second connector and a second sleeve, the main gear is arranged on the transmission rod in the isolation box, and the main gear is provided with two gears, and two the master gear symmetry sets up, two the meshing is connected with the pinion in master gear upper end, the second connector is connected to the pivot front end of pinion, the second sleeve is connected to the second connector front end, the isolation box and the casing setting of top are worn out in the pivot of pinion, just the pivot and the casing junction of pinion are equipped with the regulating block, be equipped with the bearing in the middle of the regulating block, the bearing setting is passed in the pivot of pinion, just regulating block and casing sliding connection.
Preferably, the oil feeding device is arranged at the lower end of the shell and comprises an oil feeding tank, an extrusion rod, an extrusion plate and an oil conveying pipeline, the extrusion plate is arranged in the oil feeding tank, the extrusion rod is connected to one side of the extrusion plate, the extrusion rod extends out of the oil feeding tank and the shell, an extrusion handle is connected to one end of the extrusion rod extending out of the shell, the oil conveying pipeline is arranged in the shell, one end of the oil conveying pipeline is communicated with the oil feeding tank, the other end of the oil conveying pipeline is arranged at a first connecting head at the front end of the shell and is opposite to a through hole in the first connecting head, the shell at one side of the oil feeding tank is provided with a storage groove, the auxiliary device is arranged in the storage groove and comprises a first telescopic rod, a second telescopic rod, a universal shaft and a reflector, one end of the first telescopic rod is fixedly connected in the storage groove, and the other end, the first telescopic link and the second telescopic link are vertically arranged, the other end of the second telescopic link is connected with a universal shaft, the front end of the universal shaft is connected with a reflector, the storage groove is provided with a groove cover, and the groove cover is connected with the shell in a buckled mode.
Preferably, the outer side of the control box is provided with a hole groove corresponding to the position of the torque adjusting knob.
Preferably, the mounting seat is provided with a screw hole corresponding to the locking nut on the lower connecting seat of the handheld part.
Preferably, the handle of the handheld portion is provided with anti-slip threads, the power supply battery of the power supply portion is provided with two sections, and the handle of the handheld portion and the battery rack of the power supply portion are both made of insulating materials.
Preferably, the rotating motor is electrically connected to a torque controller of the control unit, and the torque controller is electrically connected to a power supply battery of the power supply unit.
Preferably, the main gear and the pinion gear are both formed in a circular truncated cone structure.
The invention has the beneficial effects that:
the invention provides an insulating electric wrench, which has the characteristics of screwing and unscrewing dead angle bolts and is convenient to use, the device is respectively provided with a main shaft wrench, an auxiliary shaft wrench, an oil supply device and an auxiliary device, the main shaft wrench can screw and unscrew the conventional bolts, the auxiliary shaft wrench can screw and unscrew dead angle bolts and places where the main shaft wrench cannot easily screw and unscrew, the limitation of the electric wrench is well avoided, the device applies lubricating oil to rusty bolts which cannot be easily unscrewed by arranging the oil supply device, the bolts are conveniently unscrewed, meanwhile, by arranging the auxiliary device, when some dead angle bolts are screwed or unscrewed, the vision light of a user cannot be directly seen in the places, the auxiliary device can be used for refraction and reflection, the position of the dead angle bolts is convenient to see, is convenient for the user to operate.
Description of the drawings:
for ease of illustration, the invention is described in detail by the following detailed description and the accompanying drawings.
FIG. 1 is a schematic front view of the present invention;
FIG. 2 is a schematic view of the internal structure of the housing of the present invention;
FIG. 3 is a schematic view of the internal structure of the isolation box of the present invention;
FIG. 4 is a schematic view of a countershaft wrench of the present invention;
FIG. 5 is a schematic view of an auxiliary device according to the present invention;
FIG. 6 is a schematic view of the present invention with a split structure.
In the figure: 1. an electric wrench body; 2. a control unit; 3. a power supply unit; 4. a hand-held portion; 5. an operation section; 6. a control box; 7. a torque controller; 8. a torque adjusting knob; 9. a mounting seat; 10. a handle; 11. an upper connecting seat; 12. a lower connecting seat; 13. starting a switch; 14. a battery holder; 15. a power supply battery; 16. a housing; 17. a main shaft wrench; 18. an auxiliary shaft wrench; 19. an oil supply device; 20. an auxiliary device; 21. a power mechanism; 22. rotating the motor; 23. a rotary switch; 24. an output shaft; 25. a transmission rod; 26. a first connector; 27. a first sleeve; 28. a through hole; 29. an isolation box; 30. a main gear; 31. a pinion gear; 32. a second connector; 33. a second sleeve; 34. a rotating shaft; 35. an adjusting block; 36. a bearing; 37. an oil supply tank; 38. an extrusion stem; 39. a pressing plate; 40. an oil pipeline; 41. squeezing the handle; 42. a storage tank; 43. a first telescopic rod; 44. a second telescopic rod; 45. a cardan shaft; 46. a reflective mirror; 47. a slot cover; 48. a hole groove; 49. a screw hole; 50. anti-skid lines; 51. locking the nut; 52. and a working indicator light.
The specific implementation mode is as follows:
as shown in fig. 1 to 6, the following technical solutions are adopted in the present embodiment: an insulated electric wrench comprises an electric wrench body 1, the electric wrench body 1 is provided with a control part 2, a power supply part 3, a handheld part 4 and an operation part 5, the control part 2 is provided with a control box 6, a torque controller 7 is arranged in the control box 6, a torque adjusting button 8 is arranged on the torque controller 7, the torque adjusting button 8 is arranged at the outer side of the control box 6, a work indicating lamp 52 is arranged at the outer side of the control box 6, a mounting seat 9 is arranged above the control box 6, the handheld part 4 is arranged at one side of the mounting seat 9, the power supply part 3 is arranged at the other side of the mounting seat 9, the handheld part 4 comprises a handle 10, an upper connecting seat 11 and a lower connecting seat 12, the lower connecting seat 12 of the handheld part 4 is connected with the mounting seat 9 through a locking nut 51, a starting switch 13 is arranged on the handle 10 of the handheld part 4, the starting switch 13 is electrically connected with the torque controller 7 in the control box 6 of the, the power supply battery 15 is installed inside the battery frame 14, the battery frame 14 is welded above the installation seat 9, the operation part 5 is connected above the upper connection seat 11 of the handheld part 4 and the battery frame 14 of the power supply part 3, the operation part 5 comprises a shell 16, a main shaft wrench 17, an auxiliary shaft wrench 18, an oil supply device 19 and an auxiliary device 20, the shell 16 is connected above the upper connection seat 11 of the handheld part 4 and the battery frame 14 of the power supply part 3, and a power mechanism 21 is arranged inside the shell 16.
Wherein, the power mechanism 21 comprises a rotating motor 22, the rotating motor 22 is provided with a rotating switch 23, the rotating switch 23 is arranged to extend out of the shell 16, an output shaft 24 of the rotating motor 22 is connected with a transmission rod 25, the transmission rod 25 is respectively connected with a main shaft wrench 17 and a secondary shaft wrench 18, the main shaft wrench 17 comprises a first connector 26 and a first sleeve 27, the first connector 26 is in threaded connection with the transmission rod 25, the first connector 26 is arranged at the front end of the transmission rod 25, the front end of the first connector 26 is connected with the first sleeve 27, the first connector 26 is provided with a plurality of through holes 28, the through holes 28 are communicated with the first sleeve 27, the secondary shaft wrench 18 is provided with an isolation box 29, the transmission rod 25 is arranged to penetrate through the isolation box 29, the secondary shaft wrench 18 comprises a main gear 30, a secondary gear 31, a second connector 32 and a second sleeve 33, the main gear 30 is arranged on the transmission rod 25 in, the two main gears 30 are symmetrically arranged, the upper ends of the two main gears 30 are connected with a pinion 31 in a meshing manner, the front end of a rotating shaft 34 of the pinion 31 is connected with a second connector 32, the front end of the second connector 32 is connected with a second sleeve 33, the rotating shaft 34 of the pinion 31 penetrates through the upper isolation box 29 and the shell 16, an adjusting block 35 is arranged at the joint of the rotating shaft 34 of the pinion 31 and the shell 16, a bearing 36 is arranged in the middle of the adjusting block 35, the rotating shaft 34 of the pinion 31 penetrates through the bearing 36, and the adjusting block 35 is in sliding connection with the shell 16; the oil supply device 19 is arranged at the lower end of the shell 16, the oil supply device 19 comprises an oil supply tank 37, an extrusion rod 38, an extrusion plate 39 and an oil pipeline 40, the extrusion plate 39 is arranged inside the oil supply tank 37, one side of the extrusion plate 39 is connected with the extrusion rod 38, the extrusion rod 38 extends out of the oil supply tank 37 and the shell 16, one end of the extrusion rod 38 extending out of the shell 16 is connected with an extrusion handle 41, the oil pipeline 40 is arranged inside the shell 16, one end of the oil pipeline 40 is communicated with the oil supply tank 37, the other end of the oil pipeline 40 is arranged at a first connecting head 26 at the front end of the shell 16, the oil pipeline 40 is arranged right opposite to a through hole 28 on the first connecting head 26, the shell 16 at one side of the oil supply tank 37 is provided with a storage groove 42, the auxiliary device 20 is arranged in the storage groove 42, the auxiliary device 20 comprises a first telescopic rod 43, a second telescopic rod, the other end of the first telescopic rod 43 is movably connected with a second telescopic rod 44, the first telescopic rod 43 and the second telescopic rod 44 are vertically arranged, the other end of the second telescopic rod 44 is connected with a universal shaft 45, the front end of the universal shaft 45 is connected with a reflective mirror 46, the storage groove 42 is provided with a groove cover 47, and the groove cover 47 is connected with the shell 16 in a buckling manner; a hole groove 48 corresponding to the position of the torque adjusting button 8 is formed in the outer side of the control box 6, so that the torque controller 7 can be operated and controlled conveniently; the mounting seat 9 is provided with a screw hole 49 corresponding to a locking nut 51 on the lower connecting seat 12 of the handheld part 4, so that the handheld part 4 and the control part 2 can be conveniently connected; the anti-skid grains 50 are arranged at the handle 10 of the handheld part 4, the power supply battery 15 of the power supply part 3 is provided with two sections, and the handle 10 of the handheld part 4 and the battery frame 14 of the power supply part 3 are both made of insulating materials, so that the safety of the device is improved; the rotating motor 22 is electrically connected with the torque controller 7 of the control part 2, and the torque controller 7 is electrically connected with the power supply battery 15 of the power supply part 3; the main gear 30 and the counter gear 31 are both in a circular truncated cone structure, and the rotation operation of the counter wrench 18 is realized.
The using state of the invention is as follows: the invention provides an insulated electric wrench, which has the characteristics of screwing and unscrewing dead angle bolts and is convenient to use, the device is respectively provided with a main shaft wrench 17, an auxiliary shaft wrench 18, an oil supply device 19 and an auxiliary device 20, the main shaft wrench 17 can screw and unscrew conventional bolts, the auxiliary shaft wrench 18 can screw and unscrew dead angle bolts and places where the main shaft wrench 17 cannot easily screw and unscrew, the limitation of the electric wrench is well avoided, in addition, the device applies lubricating oil to rusty bolts which cannot be easily unscrewed through the oil supply device 19, the bolts can be conveniently unscrewed, meanwhile, through the arrangement of the auxiliary device 20, in the process of screwing or unscrewing dead angle bolts, the vision light of a user cannot be directly seen in places, the auxiliary device 20 can be used for refraction and reflection, the position of the dead angle bolt is convenient to see clearly, and the operation of a user is convenient.
While there have been shown and described what are at present considered to be the fundamental principles of the invention and its essential features and advantages, it will be understood by those skilled in the art that the invention is not limited by the embodiments described above, which are merely illustrative of the principles of the invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the invention as defined by the appended claims and their equivalents.
Claims (7)
1. The utility model provides an insulating electric spanner, includes electric spanner main part (1), its characterized in that: the electric wrench is characterized in that the electric wrench body (1) is provided with a control part (2), a power supply part (3), a handheld part (4) and an operation part (5), the control part (2) is provided with a control box (6), a torque controller (7) is arranged in the control box (6), a torque adjusting button (8) is arranged on the torque controller (7), the torque adjusting button (8) is arranged on the outer side of the control box (6), a work indicating lamp (52) is arranged on the outer side of the control box (6), a mounting seat (9) is arranged above the control box (6), the handheld part (4) is installed on one side of the mounting seat (9), the power supply part (3) is installed on the other side of the mounting seat (9), the handheld part (4) comprises a handle (10), an upper connecting seat (11) and a lower connecting seat (12), the lower connecting seat (12) of the handheld part (4) is connected with the mounting seat (9) through a locking nut, the electric power tool is characterized in that a starting switch (13) is arranged on a handle (10) of the handheld portion (4), the starting switch (13) is electrically connected with a torque controller (7) in a control box (6) of the control portion (2), the power supply portion (3) comprises a battery frame (14) and a power supply battery (15), the power supply battery (15) is installed inside the battery frame (14), the battery frame (14) is welded above the mounting seat (9), an upper connecting seat (11) of the handheld portion (4) and an upper portion of the battery frame (14) of the power supply portion (3) are connected with an operation portion (5), the operation portion (5) comprises a shell (16), a main shaft wrench (17), an auxiliary shaft wrench (18), an oil supply device (19) and an auxiliary device (20), the shell (16) is connected above the upper connecting seat (11) of the handheld portion (4) and the battery frame (14) of the power supply portion (3), a power mechanism (21) is arranged in the shell (16);
the power mechanism (21) comprises a rotating motor (22), the rotating motor (22) is provided with a rotating switch (23), the rotating switch (23) extends out of the shell (16) and is arranged, an output shaft (24) of the rotating motor (22) is connected with a transmission rod (25), the transmission rod (25) is connected with a main shaft wrench (17) and an auxiliary shaft wrench (18) respectively, the main shaft wrench (17) comprises a first connecting head (26) and a first sleeve (27), the first connecting head (26) is in threaded connection with the transmission rod (25), the first connecting head (26) is arranged at the front end of the transmission rod (25), the front end of the first connecting head (26) is connected with the first sleeve (27), the first connecting head (26) is provided with a plurality of through holes (28), the through holes (28) are communicated with the first sleeve (27), the auxiliary shaft wrench (18) is provided with an isolation box (29), the transmission rod (25) penetrates through the isolation box (29) to be arranged, the auxiliary shaft wrench (18) comprises a main gear (30), an auxiliary gear (31), a second connector (32) and a second sleeve (33), the main gear (30) is arranged on the transmission rod (25) in the isolation box (29), the main gear (30) is provided with two main gears (30) which are symmetrically arranged, the upper end of the main gear (30) is meshed with the auxiliary gear (31), the front end of a rotating shaft (34) of the auxiliary gear (31) is connected with the second connector (32), the front end of the second connector (32) is connected with the second sleeve (33), the rotating shaft (34) of the auxiliary gear (31) penetrates through the isolation box (29) and the shell (16) above, an adjusting block (35) is arranged at the joint of the rotating shaft (34) of the auxiliary gear (31) and the shell (16), a bearing (36) is arranged in the middle of the adjusting block (35), a rotating shaft (34) of the pinion (31) penetrates through a bearing (36), and the adjusting block (35) is connected with the shell (16) in a sliding mode.
2. The insulated power wrench of claim 1, wherein: the oil feeding device (19) is arranged at the lower end of the shell (16), the oil feeding device (19) comprises an oil feeding tank (37), an extrusion rod (38), an extrusion plate (39) and an oil conveying pipeline (40), the extrusion plate (39) is arranged inside the oil feeding tank (37), the extrusion rod (38) is connected to one side of the extrusion plate (39), the extrusion rod (38) extends out of the oil feeding tank (37) and the shell (16), one end, extending out of the shell (16), of the extrusion rod (38) is connected with an extrusion handle (41), the oil conveying pipeline (40) is arranged inside the shell (16), one end of the oil conveying pipeline (40) is communicated with the oil feeding tank (37), the other end of the oil conveying pipeline (40) is arranged at a first connecting head (26) at the front end of the shell (16), the oil conveying pipeline (40) is arranged right at a through hole (28) in the first connecting head (26), a storage groove (42) is arranged in the shell (16) on one side of the oil, in storage tank (42) was located in auxiliary device (20), auxiliary device (20) include first telescopic link (43), second telescopic link (44), cardan shaft (45) and reflector (46), first telescopic link (43) one end fixed connection is in storage tank (42), first telescopic link (43) other end swing joint second telescopic link (44), first telescopic link (43) and second telescopic link (44) set up perpendicularly, the other end of second telescopic link (44) is connected with cardan shaft (45), cardan shaft (45) front end is connected with reflector (46), just storage tank (42) are equipped with capping (47), capping (47) are connected with casing (16) lock.
3. The insulated power wrench of claim 1, wherein: and a hole groove (48) corresponding to the torque adjusting button (8) is formed in the outer side of the control box (6).
4. The insulated power wrench of claim 1, wherein: and the mounting seat (9) is provided with a screw hole (49) corresponding to a locking nut (51) on the lower connecting seat (12) of the handheld part (4).
5. The insulated power wrench of claim 1, wherein: the anti-skidding lines (50) are arranged at the position of the handle (10) of the handheld portion (4), the power supply battery (15) of the power supply portion (3) is provided with two sections, and the handle (10) of the handheld portion (4) and the battery rack (14) of the power supply portion (3) are made of insulating materials.
6. The insulated power wrench of claim 1, wherein: the rotating motor (22) is electrically connected with a torque controller (7) of the control part (2), and the torque controller (7) is electrically connected with a power supply battery (15) of the power supply part (3).
7. The insulated power wrench of claim 1, wherein: the main gear (30) and the auxiliary gear (31) are both in a circular truncated cone structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810598121.9A CN108838929B (en) | 2018-06-12 | 2018-06-12 | Insulated electric wrench |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810598121.9A CN108838929B (en) | 2018-06-12 | 2018-06-12 | Insulated electric wrench |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108838929A CN108838929A (en) | 2018-11-20 |
| CN108838929B true CN108838929B (en) | 2021-05-14 |
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ID=64211626
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810598121.9A Expired - Fee Related CN108838929B (en) | 2018-06-12 | 2018-06-12 | Insulated electric wrench |
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| Country | Link |
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| CN (1) | CN108838929B (en) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110082113A (en) * | 2019-04-03 | 2019-08-02 | 陕西渭阳动力技术服务有限责任公司 | A kind of monitoring method remanufacturing diesel engine |
| CN110842837B (en) * | 2019-11-12 | 2021-06-01 | 南京幸庄科技创新产业园管理有限公司 | Railway construction bolt installing machine capable of synchronously screwing two heads |
| CN110919580A (en) * | 2019-11-29 | 2020-03-27 | 国网山东省电力公司栖霞市供电公司 | Insulated electric wrench |
| CN111438656A (en) * | 2020-05-18 | 2020-07-24 | 上海艾斯迪克汽车装备制造有限公司 | Bolt tightening machine for automobile factories |
Family Cites Families (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20030016690A (en) * | 2001-08-21 | 2003-03-03 | 현대자동차주식회사 | Connector for an air tool in narrow work space |
| CN105619343A (en) * | 2014-11-07 | 2016-06-01 | 苏州宝时得电动工具有限公司 | Hand-held power tool |
| CN105835009A (en) * | 2015-01-29 | 2016-08-10 | 苏州宝时得电动工具有限公司 | Handheld power tool and operation method thereof |
| CN204686758U (en) * | 2015-05-27 | 2015-10-07 | 国家电网公司 | A kind of illuminated electric screwdriver |
| CN105291033A (en) * | 2015-11-03 | 2016-02-03 | 国家电网公司 | Electric multipurpose wrench for door and window maintenance |
| CN106002806A (en) * | 2016-06-30 | 2016-10-12 | 国网山西省电力公司晋城供电公司 | Universal turning tool for electric wrench |
| US10807219B2 (en) * | 2016-09-07 | 2020-10-20 | Milwaukee Electric Tool Corporation | Depth and angle sensor attachment for a power tool |
| CN206732891U (en) * | 2017-05-23 | 2017-12-12 | 威海立达尔机械股份有限公司 | A kind of electric wrench of adjustable steering |
-
2018
- 2018-06-12 CN CN201810598121.9A patent/CN108838929B/en not_active Expired - Fee Related
Also Published As
| Publication number | Publication date |
|---|---|
| CN108838929A (en) | 2018-11-20 |
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