CN206123511U - Be adapted to spanner of different nut diameters - Google Patents
Be adapted to spanner of different nut diameters Download PDFInfo
- Publication number
- CN206123511U CN206123511U CN201621144361.4U CN201621144361U CN206123511U CN 206123511 U CN206123511 U CN 206123511U CN 201621144361 U CN201621144361 U CN 201621144361U CN 206123511 U CN206123511 U CN 206123511U
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- Prior art keywords
- wrench
- nut
- spanner
- diameters
- different
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- Expired - Fee Related
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- Details Of Spanners, Wrenches, And Screw Drivers And Accessories (AREA)
Abstract
The utility model discloses a be adapted to spanner of different nut diameters, including wrench body with install in a fixture of wrench body one end, a fixture adorns in the outside power drum of flexible dish including flexible dish, drive gear and coaxial feeling at ease, have the space of rotation between the internal diameter of power drum and the external diameter of flexible dish and in rotating the space interval be equipped with many transfer lines, the one end of transfer line hinge in flexible dish go up, its other end and power drum hinge, the one end tip of power drum be provided with with transmission gear meshing's profile of tooth, the last pivot of drive gear is connected with a drive arrangement, a plurality of movable vane are installed to circumference in the flexible dish, movable vane's one end rigid coupling on the internal diameter of flexible dish, the other end is as the exposed core. The spanner of this structure can come quick adjustment activities take exit's zhang hedu, the centre gripping in order to be applicable to different diameter nuts to different nuts, need not manually operation, and is not only laborsaving but also swift, and simple structure, practicality are strong.
Description
Technical Field
The utility model relates to a machinery is repaired and mounting tool, concretely relates to spanner that is adapted to different nut diameters.
Background
A wrench is a common installation and removal tool. Wrenches of conventional construction are typically constructed of carbon or alloy structural steel and utilize the principles of leverage to turn bolts, screws, nuts and other hand tools that threadably secure open or trepanned fasteners of the bolts or nuts. When the wrench is used, external force is applied to the handle part along the rotation direction of the thread, and the bolt or the nut can be screwed by clamping one end of the nut or the bolt. The wrenches are divided into an adjustable wrench and a dead wrench. The adjustable wrench adapts to nuts with different diameters by manually adjusting the opening and closing degree of the adjustable wrench opening, has wide application range and is more popular with people.
However, the adjustment of the opening and closing degree of the adjustable wrench opening is generally performed manually, and as disclosed in the chinese utility model with the publication number CN 205415441U, the adjustable wrench with adjustable inclination angle comprises a handle and a wrench head, wherein the wrench head comprises a fixed wrench opening, an adjustable wrench opening, a receiving groove and a rotating screw, the fixed wrench opening is arranged at one end of the head, the bottom of the adjustable wrench opening is provided with a rack, the rotating screw is arranged in the receiving groove, the rotating screw is engaged with the rack and can slide the adjustable wrench opening, the upper part of the handle is provided with an embedded slot line which can rotate the wrench head, and is provided with a butterfly-shaped locking nut, the lower part of the handle is also provided with a rotatable embedded slot line, and a hollow slot hole is arranged in the middle of the rear end of the handle; the occlusal surfaces of the fixed jaw and the movable jaw are provided with anti-skidding teeth, and the occlusal surfaces of the fixed jaw and the movable jaw are not parallel and have a small inclination angle, so that a trapezoidal surface with a large outer opening and a small inner opening is formed after the fixed jaw and the movable jaw are opened. The adjustable wrench with the structure realizes the adjustment of the opening and closing degree of the adjustable wrench opening through the mechanical structures of the rotating screw rod, the accommodating groove, the tooth row and the tooth row groove. Although the structure is simple, the defects of labor and time consumption in the adjustment operation exist during the use, and the popularization is not facilitated.
Disclosure of Invention
To foretell not enough, the utility model aims to solve the technical problem that a simple structure's spanner that is adapted to different nut diameters is provided, it can come the opening and shutting degree of quick adjustment activity pull mouth to different nuts, and is easy operation.
In order to solve the above problem, the utility model discloses a following technical scheme realizes:
a spanner suitable for different nut diameters comprises a spanner main body for holding and a first clamping mechanism arranged at one end of the spanner main body, wherein the first clamping mechanism comprises a telescopic disc, a power cylinder coaxially arranged outside the telescopic disc and a transmission gear for driving the power cylinder to rotate; the end part of one end of the power cylinder is provided with a tooth form meshed with the transmission gear, and a rotating shaft on the transmission gear is connected with a driving device; a plurality of movable blades are arranged in the telescopic disc in the circumferential direction, one end of each movable blade is fixedly connected to the inner diameter of the telescopic disc, and the other end of each movable blade is used as a clamping end.
In the scheme, in order to enable the wrench with the structure to be suitable for dismounting more types of nuts, a second clamping mechanism is arranged on the end part of the other end of the wrench main body opposite to the first clamping mechanism, the second clamping mechanism comprises a fixed jaw, a movable jaw, a screw nut mechanism and a conical gear mechanism, the fixed jaw is fixedly arranged on the end part of the wrench main body, the conical gear mechanism is opposite to the fixed jaw and is arranged on the wrench main body, the screw nut mechanism is horizontally arranged between the conical gear mechanism and the fixed jaw through a bearing, the rotating end of the screw nut mechanism is connected with the conical gear mechanism, and the movable jaw is fixedly arranged on a displacement nut on the screw nut mechanism; the conical gear mechanism is connected with a driving motor.
In the above scheme, for making the spanner have simple measurement function simultaneously, there is the scale mark at the surperficial position sign of spanner main part.
In the scheme, the threads arranged on the screw rod are trapezoidal threads to enable the transmission efficiency of the screw rod to be higher and faster.
In the above scheme, the driving device may be a micro motor, and a circuit board for controlling the micro motor is arranged on the wrench body, and the circuit board is provided with a start button, an adjusting knob and a close button.
In the above scheme, the micro motor and the circuit board can be powered by the same battery, and the battery is embedded in the wrench main body.
The utility model has the advantages that:
1. the utility model discloses the first fixture who sets up mainly comprises flexible dish, transfer line, power drum and movable vane, and when using, drives drive gear work through drive arrangement, and drive gear drives the rotation of power drum again, adjusts the degree of opening and shutting of movable vane on the flexible dish through the synchronous rotation of each transfer line to the centre gripping of different diameter nuts that adapts to, need not manual operation, and is laborsaving and swift;
2. the utility model discloses the second fixture that sets up mainly comprises fixed hubei province, activity hubei province, lead screw nut mechanism and be used for driving lead screw nut mechanism pivoted conical gear mechanism, and when the spatial dimension to the dismouting nut is less, can realize the location centre gripping work to the nut through simple structure, small in size's second fixture, convenient and fast, application range are wide.
Drawings
Fig. 1 is a schematic structural diagram of the wrench suitable for different nut diameters.
Fig. 2 is a schematic view of an internal structure of the first clamping mechanism.
The reference numbers in the figures are: 1. the wrench comprises a wrench main body, a wrench main body 2, a transmission gear 3 and a first clamping mechanism; 3-1 parts of transmission rod, 3-2 parts of power cylinder, 3-3 parts of telescopic disc, 3-4 parts of movable blade, 4 parts of rotating space, 5 parts of starting button, 6 parts of adjusting knob, 7 parts of closing button, 8 parts of battery, 9 parts of lead screw nut mechanism, 10 parts of bearing, 11 parts of movable jaw, 12 parts of conical gear mechanism, 13 parts of fixed jaw.
Detailed Description
The invention will be further explained with reference to the following examples and drawings, without limiting the invention thereto.
In the present embodiment, the "more" is the number of 3 or more, and is referred to as "more".
As shown in fig. 1 and 2, a wrench adapted to different nut diameters includes a wrench body 1 for holding and a first clamping mechanism 3 mounted at one end of the wrench body 1. The first clamping mechanism 3 comprises a telescopic disc 3-3 used for clamping a nut to be disassembled and assembled, a power cylinder 3-2 coaxially installed outside the telescopic disc 3-3 and a transmission gear 2 used for driving the power cylinder 3-2 to rotate. Wherein,
a rotating space 4 is formed between the inner diameter of the power cylinder 3-2 and the outer diameter of the telescopic disc 3-3, a plurality of transmission rods 3-1 are arranged in the rotating space 4 at intervals, one end of each transmission rod 3-1 is hinged to the corresponding movable blade 3-4, and the other end of each transmission rod 3-1 is hinged to the power cylinder 3-2.
One end of the power cylinder 3-2 is provided with a tooth form meshed with the transmission gear 2, and a rotating shaft on the transmission gear 2 is connected with a driving device. The driving device is specifically a micro motor, a circuit board used for controlling the micro motor is arranged on the wrench body 1, and a starting button 5, an adjusting knob 6 and a closing button 7 are arranged on the circuit board. In this embodiment, in order to reduce the number of batteries and the space occupied by the batteries, the micro motor and the circuit board are powered by the same battery 8, and the battery 8 is embedded in the wrench body 1.
A plurality of movable blades 3-4 are arranged in the telescopic disc 3-3 in the circumferential direction, one end of each movable blade 3-4 is hinged to the inner diameter of the telescopic disc 3-3, and the other end of each movable blade 3-4 serves as a clamping end. In this embodiment, the number of the movable blades 3 to 4 is 6, the movable blades are in a fan-shaped structure, the clamping ends of the movable blades 3 to 4 are sequentially arranged in a surrounding manner to form a clamping space in a hexagonal structure, the clamping space in the hexagonal structure is used for clamping a standard nut or a non-standard nut, and the clamping space is changed along with the contraction of the movable blades 3 to 4 when the nut is used.
The end part of the other end of the wrench body 1 opposite to the first clamping mechanism 3 is provided with a second clamping mechanism, the second clamping mechanism comprises a fixed jaw 13, a movable jaw 11, a screw nut mechanism 9 and a conical gear mechanism 12, the fixed jaw 13 is fixedly arranged on the end part of the wrench body 1, the conical gear mechanism 12 is opposite to the fixed jaw 13 and is arranged on the wrench body 1, the screw nut mechanism 9 is horizontally arranged between the conical gear mechanism 12 and the fixed jaw 13 through a bearing 10, a screw on the screw nut mechanism 9 is connected with the conical gear mechanism 12, and the movable jaw 11 is fixedly arranged on a displacement nut on the screw nut mechanism 9. The bevel gear mechanism 12 is connected with a driving motor, and the driving motor is correspondingly connected with a power supply battery.
In this embodiment, the thread provided on the lead screw is specifically a trapezoidal thread. And scale marks are marked on the surface of the wrench body 1.
The utility model discloses when using:
1. when the first clamping mechanism 3 is used for dismounting and mounting the nut, firstly, the starting button 5 is pressed down, the driving device works, the transmission gear 2 rotates, then the adjusting knob 6 is operated according to needs to control the output torque of the driving device, the power cylinder 3-2 rotates under the driving of the transmission gear 2, so that the transmission rods 3-1 synchronously rotate to drive the movable blades 3-4 to rotate, the size of a clamping space of a hexagonal structure surrounded by the movable blades 3-4 is further adjusted, when the clamping space just clamps the nut to be dismounted and mounted, the closing button 7 is pressed down, and finally, the nut is dismounted or screwed up through manually operating the wrench main body.
2. When the second clamping mechanism is used for dismounting and mounting the nut, firstly, the driving motor is started, the conical gear mechanism 12 works to output power to the screw-nut mechanism 9, at the moment, the screw rotates, the displacement nut on the screw linearly moves along with the rotation of the screw, the movable jaw 11 mounted on the displacement nut horizontally moves along with the screw, when the space between the movable jaw 11 and the fixed jaw 13 can just clamp the nut to be dismounted, the driving motor is closed, the movable jaw 11 is positioned, and finally, the nut can be dismounted or screwed up through manually operating the wrench main body.
Claims (6)
1. The utility model provides a spanner that is adapted to different nut diameters, includes the spanner main part (1) that is used for gripping and installs in first fixture (3) of spanner main part (1) one end which characterized in that: the first clamping mechanism (3) comprises a telescopic disc (3-3), a power cylinder (3-2) coaxially mounted outside the telescopic disc (3-3) and a transmission gear (2) used for driving the power cylinder (3-2) to rotate, a rotating space (4) is formed between the inner diameter of the power cylinder (3-2) and the outer diameter of the telescopic disc (3-3), a plurality of transmission rods (3-1) are arranged in the rotating space (4) at intervals, one end of each transmission rod (3-1) is hinged to a movable blade (3-4), and the other end of each transmission rod (3-1) is hinged to the power cylinder (3-2); one end of the power cylinder (3-2) is provided with a tooth form meshed with the transmission gear (2), and a rotating shaft on the transmission gear (2) is connected with a driving device; a plurality of movable blades (3-4) are arranged in the inner circumference of the telescopic disc (3-3), one end of each movable blade (3-4) is hinged to the inner diameter of the telescopic disc (3-3), and the other end of each movable blade is used as a clamping end.
2. A wrench as claimed in claim 1 adapted for different nut diameters, wherein: a second clamping mechanism is arranged at the end part of the other end of the wrench main body (1) opposite to the first clamping mechanism (3), the second clamping mechanism comprises a fixed jaw (13), a movable jaw (11), a screw nut mechanism (9) and a conical gear mechanism (12), the fixed jaw (13) is fixedly arranged on the end part of the wrench main body (1), the conical gear mechanism (12) is opposite to the fixed jaw (13) and is arranged on the wrench main body (1), the screw nut mechanism (9) is horizontally arranged between the conical gear mechanism (12) and the fixed jaw (13) through a bearing (10), a screw rod on the screw nut mechanism (9) is connected with the conical gear mechanism (12), and the movable jaw (11) is fixedly arranged on a displacement nut on the screw nut mechanism (9); the conical gear mechanism (12) is connected with a driving motor.
3. A wrench as claimed in claim 2 adapted for different nut diameters, wherein: the surface position of the wrench body (1) is marked with scale marks.
4. A wrench as claimed in claim 2 adapted for different nut diameters, wherein: the threads arranged on the lead screw are trapezoidal threads.
5. A wrench as claimed in claim 1 adapted for different nut diameters, wherein: the driving device is a micro motor, a circuit board used for controlling the micro motor is arranged on the wrench body (1), and a starting button (5), an adjusting knob (6) and a closing button (7) are arranged on the circuit board.
6. A wrench as claimed in claim 5 adapted for different nut diameters, wherein: the micro motor and the circuit board are both powered by the same battery (8), and the battery (8) is embedded in the wrench main body (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621144361.4U CN206123511U (en) | 2016-10-20 | 2016-10-20 | Be adapted to spanner of different nut diameters |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621144361.4U CN206123511U (en) | 2016-10-20 | 2016-10-20 | Be adapted to spanner of different nut diameters |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206123511U true CN206123511U (en) | 2017-04-26 |
Family
ID=58574097
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621144361.4U Expired - Fee Related CN206123511U (en) | 2016-10-20 | 2016-10-20 | Be adapted to spanner of different nut diameters |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206123511U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106272189A (en) * | 2016-10-20 | 2017-01-04 | 钦州学院 | A kind of spanner being adapted to different nut diameter |
| CN108044552A (en) * | 2018-01-22 | 2018-05-18 | 贵州理工学院 | A kind of allen wrench and wrench set |
| CN111673662A (en) * | 2020-07-08 | 2020-09-18 | 昆明学院 | An all-round wrench with an air gun interface |
| CN117103191A (en) * | 2023-10-23 | 2023-11-24 | 山东兄弟农业装备有限公司 | Automatic fastening device for rotary tillage blade nuts and implementation method thereof |
-
2016
- 2016-10-20 CN CN201621144361.4U patent/CN206123511U/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106272189A (en) * | 2016-10-20 | 2017-01-04 | 钦州学院 | A kind of spanner being adapted to different nut diameter |
| CN108044552A (en) * | 2018-01-22 | 2018-05-18 | 贵州理工学院 | A kind of allen wrench and wrench set |
| CN108044552B (en) * | 2018-01-22 | 2023-12-19 | 贵州理工学院 | An inner hexagonal wrench and a wrench set |
| CN111673662A (en) * | 2020-07-08 | 2020-09-18 | 昆明学院 | An all-round wrench with an air gun interface |
| CN117103191A (en) * | 2023-10-23 | 2023-11-24 | 山东兄弟农业装备有限公司 | Automatic fastening device for rotary tillage blade nuts and implementation method thereof |
| CN117103191B (en) * | 2023-10-23 | 2023-12-26 | 山东兄弟农业装备有限公司 | Automatic fastening device for rotary tillage blade nuts and implementation method thereof |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170426 Termination date: 20171020 |