CN117182825A - Clamp type power wrench - Google Patents
Clamp type power wrench Download PDFInfo
- Publication number
- CN117182825A CN117182825A CN202311137311.8A CN202311137311A CN117182825A CN 117182825 A CN117182825 A CN 117182825A CN 202311137311 A CN202311137311 A CN 202311137311A CN 117182825 A CN117182825 A CN 117182825A
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- frame
- driving
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- 230000005540 biological transmission Effects 0.000 claims description 24
- 230000000712 assembly Effects 0.000 claims description 6
- 238000000429 assembly Methods 0.000 claims description 6
- 230000007704 transition Effects 0.000 description 28
- 230000013011 mating Effects 0.000 description 5
- 238000010586 diagram Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- 230000006978 adaptation Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
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- Details Of Spanners, Wrenches, And Screw Drivers And Accessories (AREA)
Abstract
The invention discloses a pincer-shaped power wrench which comprises a frame, an arc groove, an arc fixing plate assembly and a driving assembly, wherein an opening is formed in one side of the frame, the arc groove is formed in the opening, the arc groove is communicated with the opening, the arc fixing plate assembly is rotatably arranged in the arc groove and rotates to shield or open the opening, the driving assembly is arranged on the frame and connected with the arc fixing plate assembly, the arc fixing plate assembly rotates in the arc groove to the position of the opening or leaves the position of the opening under the action of the driving assembly, so that the opening of the frame is shielded or opened, and the problem that the opening of the frame is separated from a nut or a bolt is effectively avoided when the nut or the bolt is screwed by the frame.
Description
Technical Field
The invention relates to the technical field of wrench tools, in particular to a pincer-shaped power wrench.
Background
The open spanner is a common installation and disassembly tool, the head of the open spanner is provided with a U-shaped opening, the inner side wall of the opening is abutted against a bolt or a nut, and the bolt or the nut is loosened or locked by rotating the open spanner; the size of the opening of the existing open spanner is generally slightly larger than the outer size of the bolt or the nut, the opening is convenient to be matched with the bolt or the nut, in the using process, the open spanner is easy to slip due to the clearance between the inner wall of the opening and the bolt or the nut, and the open spanner slides out of the surface of the bolt or the nut, so that the work is not smooth, and a user is easy to be injured.
In view of this, the prior art is still to be improved and developed.
Disclosure of Invention
In view of the above-mentioned shortcomings of the prior art, the present invention aims to provide a pincer-shaped power wrench, which aims to solve the problems that the existing open spanner is easy to slip with a bolt or a nut and to slip out of the surface of the bolt or the nut.
The technical scheme adopted for solving the technical problems is as follows:
the pincer-shaped power wrench comprises a rack and an opening arranged on one side of the rack, and is characterized by further comprising:
the arc-shaped groove is arranged in the opening and is communicated with the opening;
the arc-shaped fixing plate assembly is rotatably arranged in the arc-shaped groove;
the driving assembly is arranged on the frame and connected with the two arc-shaped fixing plate assemblies to drive the arc-shaped fixing plate assemblies to rotate so as to shield or open the opening.
Further, the inside rotation of arc wall is provided with the arc piece, the arc piece inboard sets up a plurality of fixed surfaces, and is a plurality of the fixed surface cooperatees with bolt or nut outer wall, the arc piece with arc fixed plate subassembly sliding connection, the inside first drive arrangement that is provided with of frame, first drive arrangement with the arc piece is connected, in order to drive the arc piece rotates.
Further, the arc piece is kept away from opening one side sets up first ring tooth, first ring tooth meshing has first drive gear and the second drive gear of mutual symmetry, first drive gear with the second drive gear rotate set up in inside the frame, first drive gear meshing have rotate set up in the inside third drive gear of frame, second drive gear meshing have rotate set up in the inside fourth drive gear of frame, the rotation is provided with first drive ring gear in the frame, first drive ring gear with third drive gear with fourth drive gear is to the meshing, first drive ring gear with first drive device cooperatees.
Further, the first driving device includes:
the first gear set is rotationally arranged in the rack and meshed with the first driving toothed ring;
the driving rod is rotatably arranged in the frame, one end of the driving rod is provided with a bevel gear, and the bevel gear is meshed with the first gear set.
Further, the bottom of the frame is detachably provided with a second driving device, and the second driving device is matched with the driving rod.
Further, the two arc-shaped fixing plate assemblies include:
the first arc-shaped plate is rotatably arranged in the arc-shaped groove, and one side, far away from the opening, of the first arc-shaped plate is provided with second annular teeth;
the second arc-shaped plate is rotatably arranged in the arc-shaped groove, and a third ring tooth is arranged on one side, away from the opening, of the second arc-shaped plate;
the arc-shaped block is located between the first arc-shaped plate and the second arc-shaped plate and is in sliding connection with the frame.
Further, the driving assembly includes:
the first driving piece is arranged in the rack and is matched with the first arc-shaped plate;
the second driving piece is arranged inside the frame and matched with the second arc-shaped plate.
Further, the first driving member includes:
the first gear transmission group is rotationally arranged in the rack and meshed with the second ring teeth of the first arc-shaped plate;
the first rotating gear is rotationally arranged inside the frame and meshed with the first gear transmission group, and the first rotating gear is coaxially provided with a transmission motor and is arranged inside the frame.
Further, the second driving member includes:
the second gear transmission group is rotationally arranged in the frame and meshed with the third annular gear of the second arc-shaped plate;
the second rotating gear is rotatably arranged inside the frame and meshed with the second gear transmission set, and the second rotating gear is coaxially provided with a transmission motor and is arranged inside the frame.
Further, the inside ladder groove that is provided with mutual symmetry of arc wall, arc fixed plate subassembly both sides are provided with the lug respectively, the lug with the ladder groove cooperatees, the arc wall of the groove is provided with the spacing groove of mutual symmetry, arc fixed plate subassembly both sides are provided with the stopper respectively, the stopper with the spacing groove cooperatees.
Compared with the prior art, the invention has the beneficial effects that:
according to the invention, the opening is formed in one side of the frame, the arc-shaped groove is formed in the opening, the arc-shaped groove is communicated with the opening, the arc-shaped fixing plate assembly is rotatably arranged in the arc-shaped groove and rotates to shield or open the opening, the driving assembly is arranged in the frame and connected with the arc-shaped fixing plate assembly, the arc-shaped fixing plate assembly rotates in the arc-shaped groove under the action of the driving assembly to the opening position or leaves the opening position so as to shield or open the opening of the frame, and the problem that the opening of the frame is separated from the nut or the bolt is effectively avoided when the nut or the bolt is screwed by the frame.
Drawings
FIG. 1 is a schematic diagram of the overall structure of the present invention.
Fig. 2 is a schematic diagram of the internal structure of the frame of the present invention.
Fig. 3 is a schematic view of the structure of the first driving gear ring of the present invention.
Fig. 4 is a schematic structural diagram of a second gear assembly according to the present invention.
Fig. 5 is a schematic view of the structure of the arc-shaped block of the present invention.
Fig. 6 is a schematic view of an arc-shaped fixing plate structure of the present invention.
FIG. 7 is a schematic cross-sectional view of an arcuate mounting plate of the present invention.
FIG. 8 is a schematic view of the arc-shaped groove structure of the present invention.
The numerical labels in the figures are represented as: 1. a frame; 11. an opening; 12. an upper body; 13. a lower body; 2. an arc-shaped groove; 21. an arc-shaped block; 22. a fixing surface; 23. a first ring tooth; 24. a first drive gear; 25. a second drive gear; 26. a third drive gear; 27. a fourth drive gear; 28. a first drive ring gear; 3. an arcuate mounting plate assembly; 31. a first arcuate plate; 32. a second ring tooth; 33. a second arcuate plate; 34. a third ring tooth; 35. a bump; 36. a limiting block; 4. a drive assembly; 41. a first driving member; 411. a first gear train; 412. a first rotating gear; 413. a first transition gear; 414. a second transition gear; 415. a second drive ring gear; 42. a second driving member; 421. a second gear set; 422. a second rotating gear; 423. a third transition gear; 424. a fourth transition gear; 425. a third drive ring gear; 43. a drive motor; 5. a first driving device; 51. a first gear set; 52. a driving rod; 53. a bevel gear; 6. a stepped groove; 7. and a limit groove.
Detailed Description
In order to make the objects, technical solutions and effects of the present invention clearer and more specific, the present invention will be described in further detail below with reference to the accompanying drawings and examples. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the scope of the invention.
In the description of the present invention, it should be understood that the terms "center", "longitudinal", "lateral", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are merely for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include one or more such feature. In the description of the present invention, unless otherwise indicated, the meaning of "a plurality" is two or more.
In the description of the present invention, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present invention will be understood in specific cases by those of ordinary skill in the art.
In view of the shortcomings of the prior art, the present embodiment provides a power wrench in the form of a clamp, and reference may be made to the following:
as shown in fig. 1, fig. 2 and fig. 3, a clamp-shaped power wrench comprises a frame 1, an arc groove 2, an arc fixing plate assembly 3 and a driving assembly 4, wherein an opening 11 is formed in one side of the frame 1 and is used for fixing fasteners such as bolts or nuts, the arc groove 2 is formed in the opening 11, the arc groove 2 is communicated with the opening 11, the arc fixing plate assembly 3 is rotatably arranged in the arc groove 2, a notch is formed in one side of the arc fixing plate assembly 3, two sides of the notch are arranged on the arc fixing plate assembly 3 and are parallel to two side walls of the opening 11, the fasteners are conveniently placed in the opening 11, a driving assembly 4 is arranged on the frame 1, the driving assembly 4 is connected with the arc fixing plate assembly 3, the arc fixing plate assembly 3 can be driven to rotate in the arc groove 2 through acting force of the driving assembly 4, so that the arc fixing plate assembly 3 rotates to the position of the opening 11 or leaves the position of the opening 11, the opening 11 is shielded or opened, the frame 1 is enabled to form an annular opening when the fasteners are screwed, the arc fixing plate assembly 3 and the opening 11 is located in the annular opening, the annular opening is effectively prevented from being separated from the fasteners, work efficiency is not improved, and a user is effectively prevented from being damaged by the opening 11 and the opening 11.
Further, as shown in fig. 6 and 8, the arc-shaped slot 2 is internally provided with mutually symmetrical stepped slots 6, and two sides of the arc-shaped fixing plate assembly 3 are provided with protruding blocks 35, and the protruding blocks 35 are matched with the stepped slots 6, so that the arc-shaped fixing plate assembly 3 can rotate in the arc-shaped slot 2 without deflection.
Further, the inner wall of the arc-shaped groove 2 is provided with limit grooves 7 which are symmetrical to each other, two sides of the arc-shaped fixing plate assembly 3 are provided with limit blocks 36, the limit blocks 36 are matched with the limit grooves 7, the arc-shaped fixing plate assembly 3 directly rotates by a certain radian to shield the opening 11, the arc-shaped fixing plate assembly 3 is prevented from being excessively large in rotation angle, the notch of the arc-shaped fixing plate assembly 3 is in partial contact with the opening 11 or is in full contact with the opening 11, and the opening 11 of the frame 1 cannot be effectively prevented from being separated from the fastener.
As shown in fig. 2, fig. 5 and fig. 7, the arc-shaped groove 2 is internally provided with an arc-shaped block 21 in a rotating manner, the inner side of the arc-shaped block 21 is provided with a plurality of fixing surfaces 22, the plurality of fixing surfaces 22 are matched with the side walls of the fastening pieces to rotate the fastening pieces, the arc-shaped block 21 is in sliding connection with the arc-shaped fixing plate assembly 3, the frame 1 is internally provided with a first driving device 5, the first driving device 5 is connected with the arc-shaped block 21 to drive the arc-shaped block 21 to rotate, and the arc-shaped block 21 drives the fastening pieces to rotate so as to enable the fastening pieces to be separated from the fixing positions.
Further, a first ring gear 23 is arranged on one side of the arc-shaped block 21 far away from the opening 11, a first driving gear 24 and a second driving gear 25 which are symmetrically arranged are meshed with the first ring gear 23, the first driving gear 24 and the second driving gear 25 are both rotationally arranged in the frame 1, a third driving gear 26 which is rotationally arranged in the frame 1 is meshed with the first driving gear 24, a fourth driving gear 27 which is rotationally arranged in the frame 1 is meshed with the second driving gear 25, a first driving toothed ring 28 is rotationally arranged in the frame 1, the first driving toothed ring 28 is meshed with the third driving gear 26 and the fourth driving gear 27, and the first driving toothed ring 28 is matched with the first driving device 5;
specifically, the first driving gear 24 and the second driving gear 25 are respectively located at two sides of the arc-shaped block 21, a notch is formed in one side of the arc-shaped block 21 and is convenient to match with the opening 11, so that the opening 11 can clamp a fastener, the first driving device 5 drives the first driving gear ring 28 to rotate, the first driving gear ring 28 drives the third driving gear 26 and the fourth driving gear 27 to rotate, the third driving gear 26 and the fourth driving gear 27 respectively drive the first driving gear 24 and the second driving gear 25, the third driving gear 26 and the fourth driving gear 27 only have transitional effects, and the first driving gear ring 28 and the first driving gear 24 and the second driving gear 25 have the same rotation direction, and the first driving gear 24 and the second driving gear 25 simultaneously drive the arc-shaped block 21 to rotate towards one direction.
When the arc-shaped block 21 shields the opening 11, the notch of the arc-shaped block 21 is positioned at the first driving gear 24, the first driving gear 24 is not in contact with the first annular teeth 23 of the arc-shaped block 21, but the second driving gear 25 is in contact with the first annular teeth 23 of the arc-shaped block 21, and at least one of the first driving gear 24 and the second driving gear 25 is in contact with the first annular teeth 23 through the first driving gear 24 so as to drive the arc-shaped block 21 to rotate.
As shown in fig. 2, fig. 3 and fig. 8, the first driving device 5 includes a first gear set 51 and a driving rod 52, the first gear set 51 is rotatably disposed in the frame 1 and is meshed with the first driving toothed ring 28, the driving rod 52 is rotatably disposed in the frame 1, one end of the driving rod 52 is provided with a bevel gear 53, the bevel gear 53 is meshed with the first gear set 51, the driving rod 52 drives the first driving toothed ring 28 to rotate through the first gear set 51 by rotating the driving rod 52, the first driving toothed ring 28 drives the arc-shaped block 21 to rotate, the driving rod 52 protrudes out of one side of the frame 1, the frame 1 does not need to rotate, and the arc-shaped block 21 can be driven to rotate together with the fastening piece through the rotation of the driving rod 52, so that the fastening piece is separated from the fixed position;
when the opening 11 needs to be separated from the fastener, the arc-shaped block 21 may be located at the front end of the opening 11 to shield the opening 11, the driving rod 52 is rotated to adjust the arc-shaped block 21 to an included angle between the inner wall of the arc-shaped block 21 and one side of the opening 11 within 30 degrees, the arc-shaped fixing plate assembly 3 is rotated back to the arc-shaped groove 2, and the arc-shaped block 21 automatically rotates to restore the initial position by pulling and shaking the frame 1, so that the opening 11 is separated from the fastener.
Further, the first gear set 51 includes a plurality of gears and a mating gear, the plurality of gears are meshed with each other and with the first driving gear ring 28, the transmission gear far away from the first driving gear ring 28 is meshed with the mating gear, a conical mating gear is arranged at the bottom of the mating gear, and the conical mating gear is meshed with a conical gear 53 at one end of the driving rod 52, so that the driving rod 52 drives the first driving gear ring through the first gear set 51.
Further, the second driving device is detachably arranged at the bottom of the frame 1 and is matched with the driving rod 52 to drive the driving rod 52 to rotate, the second driving device can be a motor, a rotary cylinder and the like, the second driving device can be clamped with the bottom of the frame 1 to be convenient to detach, meanwhile, the second driving device is close to one side of the frame 1 and is matched with the driving rod 52, when an opening 11 is required to be separated from a fastener, only the second driving device is required to be detached, the position of the arc-shaped block 21 is adjusted, and the arc-shaped fixing plate assembly 3 rotates back into the arc-shaped groove 2 to be separated by pulling.
As shown in fig. 3 and fig. 5, the arc-shaped fixing plate assembly 3 includes a first arc-shaped plate 31 and a second arc-shaped plate 33, the first arc-shaped plate 31 and the second arc-shaped plate 33 are all rotationally arranged in the arc-shaped groove 2 and are vertically symmetrically arranged, a second ring gear 32 is arranged on one side, far away from the opening 11, of the first arc-shaped plate 31, a third ring gear 34 is arranged on one side, far away from the opening 11, of the second arc-shaped plate 33, the second ring gear 32 and the third ring gear 34 are all connected with the driving assembly 4, the arc-shaped block 21 is located between the first arc-shaped plate 31 and the second arc-shaped plate 33 and is in sliding connection with the frame 1, and the arc-shaped block 21, the first arc-shaped plate 31 and the second arc-shaped plate 33 are all in sliding connection with the frame 1.
Further, a limiting plate is arranged on one side of the first arc plate 31 opposite to the second arc plate 33, a limiting block 36 of the first arc plate 31 is located on one side of the opening 11, a limiting block 36 of the second arc plate 33 is located on the other side of the opening 11, the limiting block 36 of the first arc plate 31 and the limiting block 36 of the second arc plate 33 are symmetrically arranged, a second annular tooth 32 is not arranged on one side of the first arc plate 31, a third annular tooth 34 is not arranged on the opposite side of the second arc plate 33 and the first arc plate 31, which is not provided with the second annular tooth 32, so that the rotation directions of the first arc plate 31 and the second arc plate 33 are opposite under the action of the driving assembly 4, the first arc plate 31 and the second arc plate 33 extend out of different sides of the opening 11, the opening 11 is shielded, and an annular opening is formed, and a fastener is located in the annular opening.
Further, a sliding groove is provided on one side of the first arc plate 31 opposite to the second arc plate 33, and sliding blocks matched with the sliding groove are provided on two sides of the arc block 21, and the sliding blocks are matched with the sliding groove, so that the arc block 21 can slide between the first arc plate 31 and the second arc plate 33 without deviation.
As shown in fig. 2, fig. 4 and fig. 8, the driving assembly 4 includes a first driving member 41 and a second driving member 42, where the first driving member 41 and the second driving member 42 are disposed inside the frame 1, the first driving member 41 is matched with the first arc plate 31 and is used for driving the first arc plate 31 to rotate, the second driving member 42 is matched with the second arc plate 33 and is used for driving the second arc plate 33 to rotate, and the first arc plate 31 and the second arc plate 33 can rotate independently through the first driving member 41 and the second driving member 42, so that the opening 11 can be blocked by the first arc plate 31 or the second arc plate 33.
Further, the first driving member 41 includes a first gear driving set 411 and a first rotating gear 412, the first gear driving set 411 includes a plurality of gears for increasing torque, and the first gear driving set 411 is rotatably disposed inside the frame 1 and engaged with the second ring gear 32, the first rotating gear 412 is rotatably disposed inside the frame 1, the first rotating gear 412 is engaged with the first gear driving set 411, and a driving motor 43 is coaxially disposed at one side of the first rotating gear 412 and disposed inside the frame 1.
Further, the first gear transmission set 411 includes a first transition gear 413, a second transition gear 414, and a second driving gear 415, where the first transition gear 413 is meshed with the second gear, the first transition gear 413 is meshed with the second transition gear 414, the second transition gear 414 is meshed with the second driving gear 415, the second driving gear 415 is meshed with the first rotating gear 412, the first transition gear 413 is coaxially disposed with the first driving gear 24 and rotates independently of each other, the first transition gear 413 is disposed above the first driving gear 24, the second transition gear 414 is coaxially disposed with the third driving gear 26 and rotates independently of each other, the second transition gear 414 is disposed above the third driving gear 26, the second driving gear 415 is coaxially disposed with the first driving gear 28 and rotates independently of each other, the second driving gear 415 is disposed above the first driving gear 28, and the first arc plate 31 is disposed above the arc block 21; the first rotating gear 412 rotates to drive the second driving gear ring 415 to rotate, so that the second transition gear 414 and the first transition gear 413 rotate, and the first arc plate 31 rotates.
Further, the second driving member 42 includes a second gear transmission group 421 and a second rotation gear 422, the second gear transmission group 421 includes a plurality of gears for increasing torque, and the second gear transmission group 421 is rotatably disposed inside the frame 1 and engaged with the third ring gear 34, the second rotation gear 422 is rotatably disposed inside the frame 1, the second rotation gear 422 is engaged with the second gear transmission group 421, and a transmission motor 43 is coaxially disposed at one side of the second rotation gear 422 and disposed inside the frame 1;
the transmission motor 43 of the second rotating gear 422 and the transmission motor 43 of the first rotating gear 412 may be located on the same side of the frame 1, or may be located on both sides of the frame 1.
A button is arranged on the surface of the stand 1, the button is electrically connected with a controller, the controller is arranged inside the stand 1 and is electrically connected with the transmission motor 43, and the transmission motor 43 drives the first rotating gear 412 or the second rotating gear 422 to rotate by pressing the button.
Further, the second gear transmission set 421 includes a third transition gear 423, a fourth transition gear 424, and a third driving gear ring 425, the third transition gear 423 is meshed with the third ring gear 34, the third transition gear 423 is meshed with the fourth transition gear 424, the fourth transition gear 424 is meshed with the third driving gear ring 425, the third driving gear ring 425 is meshed with the second rotating gear 422, the third transition gear 423 is coaxially disposed with the second driving gear 25 and rotates independently of each other, the third transition gear 423 is disposed below the second driving gear 25, the fourth transition gear 424 is coaxially disposed with the fourth driving gear 27 and rotates independently of each other, the fourth transition gear 424 is disposed below the fourth driving gear 27, the third driving gear ring 425 is coaxially disposed with the first driving gear ring 28 and rotates independently of each other, the third driving gear ring 425 is disposed below the first driving gear ring 28, and the second arc plate 33 is disposed below the arc block 21; the third driving gear ring 425 is driven to rotate by the rotation of the second rotating gear 422, so that the fourth transition gear 424 and the third transition gear 423 are rotated, and the rotation of the second arc plate 33 is realized.
As shown in fig. 1, the frame 1 includes an upper body 12 and a lower body 13, the upper body 12 and the lower body 13 are fixed by bolts, a part of the arc-shaped groove 2 is located in the upper body 12, another part is located in the lower body 13, and the upper body 12 is matched with the lower body 13 to form the arc-shaped groove 2.
Other embodiments of the invention will be apparent to those skilled in the art from consideration of the specification and practice of the disclosed embodiments. This invention is intended to cover any variations, uses, or adaptations of the invention following, in general, the principles of the invention and including such departures from the present disclosure as come within known or customary practice within the art to which the invention pertains. It is intended that the specification and examples be considered as exemplary only, with a true scope and spirit of the invention being indicated by the following claims.
Claims (10)
1. The pincer-shaped power wrench comprises a rack and an opening arranged on one side of the rack, and is characterized by further comprising:
the arc-shaped groove is arranged in the opening and is communicated with the opening;
the arc-shaped fixing plate assembly is rotatably arranged in the arc-shaped groove;
the driving assembly is arranged on the frame and connected with the two arc-shaped fixing plate assemblies to drive the arc-shaped fixing plate assemblies to rotate so as to shield or open the opening.
2. The clamp-on power wrench of claim 1, wherein an arc-shaped block is rotatably disposed in the arc-shaped groove, a plurality of fixing surfaces are disposed on the inner side of the arc-shaped block, the fixing surfaces are matched with the outer wall of the bolt or the nut, the arc-shaped block is slidably connected with the arc-shaped fixing plate assembly, and a first driving device is disposed in the frame and connected with the arc-shaped block to drive the arc-shaped block to rotate.
3. The clamp-on power wrench of claim 2, wherein the arcuate block is provided with a first ring gear on a side thereof remote from the opening, the first ring gear is engaged with a first drive gear and a second drive gear which are symmetrical to each other, the first drive gear and the second drive gear are rotatably disposed in the housing, the first drive gear is engaged with a third drive gear rotatably disposed in the housing, the second drive gear is engaged with a fourth drive gear rotatably disposed in the housing, the housing is rotatably provided with a first drive ring gear, the first drive ring gear is engaged with the third drive gear and the fourth drive gear, and the first drive ring gear is engaged with the first drive device.
4. A pliers-shaped power wrench as claimed in claim 3 wherein said first drive means comprises:
the first gear set is rotationally arranged in the rack and meshed with the first driving toothed ring;
the driving rod is rotatably arranged in the frame, one end of the driving rod is provided with a bevel gear, and the bevel gear is meshed with the first gear set.
5. The power wrench of claim 4, wherein the bottom of the frame is detachably provided with a second driving device, and the second driving device is matched with the driving rod.
6. The power wrench of claim 3, wherein the two arcuate fixation plate assemblies comprise:
the first arc-shaped plate is rotatably arranged in the arc-shaped groove, and one side, far away from the opening, of the first arc-shaped plate is provided with second annular teeth;
the second arc-shaped plate is rotatably arranged in the arc-shaped groove, and a third ring tooth is arranged on one side, away from the opening, of the second arc-shaped plate;
the arc-shaped block is located between the first arc-shaped plate and the second arc-shaped plate and is in sliding connection with the frame.
7. The power wrench of claim 6, wherein the drive assembly includes:
the first driving piece is arranged in the rack and is matched with the first arc-shaped plate;
the second driving piece is arranged inside the frame and matched with the second arc-shaped plate.
8. The power wrench of claim 7, wherein the first driver includes:
the first gear transmission group is rotationally arranged in the rack and meshed with the second ring teeth of the first arc-shaped plate;
the first rotating gear is rotationally arranged inside the frame and meshed with the first gear transmission group, and the first rotating gear is coaxially provided with a transmission motor and is arranged inside the frame.
9. The power wrench of claim 7, wherein the second driver includes:
the second gear transmission group is rotationally arranged in the frame and meshed with the third annular gear of the second arc-shaped plate;
the second rotating gear is rotatably arranged inside the frame and meshed with the second gear transmission set, and the second rotating gear is coaxially provided with a transmission motor and is arranged inside the frame.
10. The clamp-on power wrench of claim 1, wherein symmetrical stepped grooves are formed in the arc-shaped groove, protruding blocks are respectively arranged on two sides of the arc-shaped fixing plate assembly, the protruding blocks are matched with the stepped grooves, symmetrical limit grooves are formed in the inner wall of the arc-shaped groove, limiting blocks are respectively arranged on two sides of the arc-shaped fixing plate assembly, and the limiting blocks are matched with the limit grooves.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311137311.8A CN117182825A (en) | 2023-09-04 | 2023-09-04 | Clamp type power wrench |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311137311.8A CN117182825A (en) | 2023-09-04 | 2023-09-04 | Clamp type power wrench |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN117182825A true CN117182825A (en) | 2023-12-08 |
Family
ID=88986336
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202311137311.8A Pending CN117182825A (en) | 2023-09-04 | 2023-09-04 | Clamp type power wrench |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN117182825A (en) |
-
2023
- 2023-09-04 CN CN202311137311.8A patent/CN117182825A/en active Pending
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