CN112605907A - Caliber-adjustable thin self-locking screwing device - Google Patents
Caliber-adjustable thin self-locking screwing device Download PDFInfo
- Publication number
- CN112605907A CN112605907A CN202011468937.3A CN202011468937A CN112605907A CN 112605907 A CN112605907 A CN 112605907A CN 202011468937 A CN202011468937 A CN 202011468937A CN 112605907 A CN112605907 A CN 112605907A
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- CN
- China
- Prior art keywords
- connecting piece
- base
- caliber
- self
- adjustable
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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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
- B25B7/00—Pliers; Other hand-held gripping tools with jaws on pivoted limbs; Details applicable generally to pivoted-limb hand tools
- B25B7/02—Jaws
- B25B7/04—Jaws adjustable
Abstract
The invention provides a thin self-locking screwing device with an adjustable caliber, which relates to the technical field of screwing devices and comprises a base, a rotating disk, a first connecting piece, a second connecting piece, a third connecting piece and a claw, wherein the rotating disk is rotatably connected to the top of the base, one end of the first connecting piece is fixedly connected with the end part of a bulge, a first sliding rail is arranged on the top surface of the base, a second connecting rod is arranged at the bottom of the second connecting piece, which is far away from the first connecting piece, and the claw is hinged to one end of the third connecting piece, which is far away from the second connecting piece. When the object is clamped, the clamp claw cannot move relative to the rotating piece, self-locking is achieved, when the rotating piece is rotated again, the whole device can be driven to screw the object, the whole screwing process is simplified compared with that of a screwing device on the market, the thickness of the whole device is small, and the use is more convenient.
Description
Technical Field
The invention relates to the technical field of screwing devices, in particular to a thin self-locking screwing device with adjustable caliber.
Background
There is now a screwing device on the market, which is self-adaptive in size according to the size of the cylindrical object, which changes the size of the jaws by rotating a knob coaxial with the cylindrical object, so that the jaws grip the cylindrical object, both in two-jaw and three-jaw type, and then screws the cylindrical object by means of a rotating device.
The structure of the rotating part in the middle of the screwing device increases the thickness of the device, so that the device cannot be used in places with limited thickness; when the device is used, enough clamping force is applied to clamp the cylindrical object firstly, and then screwing is carried out, and according to the using method, the product has no self-locking function; the applied clamping force must be large enough, otherwise relative sliding of the device and the screwing device can occur during screwing, resulting in screwing failure; in addition, if the device is additionally provided with a motor for automatic driving, two execution motors are needed for driving, the first execution motor is used for driving the rotating part to clamp, the second execution motor is used for driving screwing, the cost is high, and the use is not convenient enough.
Disclosure of Invention
The invention aims to provide a thin self-locking screwing device with an adjustable caliber, which solves the problems in the prior art.
In order to achieve the purpose, the invention provides the following technical scheme: the caliber-adjustable thin self-locking screwing device comprises a base, a rotating disk, a first connecting piece, a second connecting piece, a third connecting piece and a claw, wherein the rotating disk is rotatably connected to the top of the base, a bulge is arranged on the inner side of the rotating disk, one end of the first connecting piece is fixedly connected with the end part of the bulge, a first connecting rod is arranged at the bottom of the first connecting piece, a first sliding rail is arranged on the top surface of the base, the first connecting rod is slidably connected in the first sliding rail, the second connecting piece is hinged to one end, away from the bulge, of the first connecting piece, a second connecting rod is arranged at the bottom, away from one end of the first connecting piece, of the second connecting piece, a second sliding rail is further arranged on the top surface of the base, the lower end of the second connecting rod is slidably connected in the second sliding rail, the third connecting piece is hinged to one side, where the second connecting rod is installed, the bottom of tong claw is equipped with the connecting block, the top of base is equipped with the third slide rail, connecting block sliding connection is in the inner chamber of third slide rail.
Preferably, the bulges are provided with three groups which are evenly distributed on the inner side of the rotating disk, and the end part of each group of the bulges is sequentially connected with a first connecting piece, a second connecting piece, a third connecting piece and a claw.
Preferably, the size of the rotating disc is the same as that of the base, and the base and the rotating disc are concentrically arranged.
Preferably, the first connecting piece, the second connecting piece, the third connecting piece and the jaw are positioned in the same horizontal plane.
Preferably, a preformed hole is formed in the circle center of the base.
Preferably, the first slide rail is arc-shaped, one end of the second slide rail close to the inner side of the rotating disc is arc-shaped, and the other end of the second slide rail is linear.
Compared with the prior art, the invention has the beneficial effects that: according to the invention, the base and the rotating disc are controlled to rotate relatively, so that the connecting piece drives the jaws to move, the distance between each jaw piece is reduced or enlarged to clamp an object or loosen the object, and when the rotating disc is screwed, the base and the object are relatively fixed by using resistance, and then the rotating disc is rotated to clamp the object. When the object is clamped, the jaw cannot move relative to the rotating part, so that the two rotating parts and the jaw are locked relatively, self-locking is realized, when the rotating part is rotated again, the whole device can be driven to screw the object, the whole screwing process is simplified compared with that of a screwing device on the market, the thickness of the whole device is small, and the use is more convenient.
Of course, it is not necessary for any product in which the invention is practiced to achieve all of the above-described advantages at the same time.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to the drawings without creative efforts.
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic view of the structure of the base plate of the present invention;
FIG. 3 is a schematic view of a rotary disk structure according to the present invention;
FIG. 4 is a schematic view of a first connector structure according to the present invention;
FIG. 5 is a schematic view of a second connector according to the present invention;
FIG. 6 is a schematic view of a jaw structure according to the present invention.
In the drawings, the components represented by the respective reference numerals are listed below:
1-base, 2-rotating disc, 3-first connecting piece, 4-second connecting piece, 5-third connecting piece, 6-gripper, 7-bulge, 8-first connecting rod, 9-first sliding rail, 10-second connecting rod, 11-second sliding rail, 12-third sliding rail, 13-connecting block and 14-preformed hole.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-6, the present invention provides a technical solution: a thin self-locking screwing device with adjustable caliber comprises a base 1, a rotating disk 2, a first connecting piece 3, a second connecting piece 4, a third connecting piece 5 and a jaw 6, wherein the rotating disk 2 is rotatably connected to the top of the base 1, a bulge 7 is arranged on the inner side of the rotating disk 2, one end of the first connecting piece 3 is fixedly connected with the end part of the bulge 7, a first connecting rod 8 is arranged at the bottom of the first connecting piece 3, a first slide rail 9 is arranged on the top surface of the base 1, the first connecting rod 8 is slidably connected in the first slide rail 9, the second connecting piece 4 is hinged at one end of the first connecting piece 3 far away from the bulge 7, a second connecting rod 10 is arranged at the bottom of one end of the second connecting piece 4 far away from the first connecting piece 3, a second slide rail 11 is further arranged on the top surface of the base 1, the lower end of the second connecting rod 10 is slidably connected in the second slide rail 11, the gripper 6 is hinged at one end, far away from the second connecting piece 4, of the third connecting piece 5, a connecting block 13 is arranged at the bottom of the gripper 6, a third sliding rail 12 is arranged at the top of the base 1, and the connecting block 13 is slidably connected to an inner cavity of the third sliding rail 12.
Wherein, arch 7 is equipped with three groups, and evenly distributed is in the inboard of rotary disk 2, and the tip of every group arch 7 all connects gradually first connecting piece 3, second connecting piece 4, third connecting piece 5 and claw 6.
Wherein, the size of the rotating disc 2 is the same as that of the base 1, and the base 1 and the rotating disc 2 are concentrically arranged.
The first connecting piece 3, the second connecting piece 4, the third connecting piece 5 and the clamp claws 6 are positioned in the same horizontal plane, so that the thickness of the whole device is reduced, and the device is suitable for places with limited thickness.
Wherein, the centre position of base 1 is equipped with preformed hole 14, and preformed hole 14 that sets up can be used as connecting other functional device.
The first slide rail 9 is arc-shaped, one end of the second slide rail 11 close to the inner side of the rotating disk 2 is arc-shaped, and the other end is linear.
One specific application of this embodiment is: when the device is used, firstly, the base 1 and the rotating disk 2 are manually controlled to rotate relatively (a group of actuating motors can also be arranged at a certain position of the same processing plane of the whole device, and the output end of the actuating motor is in transmission connection with the rotating disk through a transmission mechanism, so that electric drive is realized), the first connecting piece 3 moves along the first sliding rail 9, the second connecting piece 4 and the third connecting piece 5 drive the claws 6 to move along the third sliding rail 12, so that the size of the jaw gap between the claws 6 is reduced, an object is clamped, and the claws 6 cannot move relative to the base 1, therefore, the base 1, the rotating disk 2 and the claws 6 are locked relatively, the object can be driven to be screwed when the screwing continues, and the object can be loosened when the screwing in the other direction.
In the description herein, references to the description of "one embodiment," "an example," "a specific example" or the like are intended to mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
The preferred embodiments of the invention disclosed above are intended to be illustrative only. The preferred embodiments are not intended to be exhaustive or to limit the invention to the precise embodiments disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the invention and the practical application, to thereby enable others skilled in the art to best utilize the invention. The invention is limited only by the claims and their full scope and equivalents.
Claims (6)
1. The thin self-locking screwing device with adjustable caliber is characterized in that: comprises a base (1), a rotating disk (2), a first connecting piece (3), a second connecting piece (4), a third connecting piece (5) and a jaw (6), wherein the rotating disk (2) is rotatably connected to the top of the base (1), an embossment (7) is arranged on the inner side of the rotating disk (2), one end of the first connecting piece (3) is fixedly connected with the end part of the embossment (7), a first connecting rod (8) is arranged at the bottom of the first connecting piece (3), a first sliding rail (9) is arranged on the top surface of the base (1), the first connecting rod (8) is slidably connected in the first sliding rail (9), the second connecting piece (4) is hinged to one end, away from the embossment (7), of the first connecting piece (3), a second connecting rod (10) is arranged at the bottom of the second connecting piece (4), away from one end of the first connecting piece (3), and a second sliding rail (11) is further arranged on the top surface of the base (1), and the lower extreme sliding connection of second connecting rod (10) is in second slide rail (11), third connecting piece (5) articulate the one side at second connecting piece (4) installation second connecting rod (10), gripper (6) articulate the one end of keeping away from second connecting piece (4) in third connecting piece (5), the bottom of gripper (6) is equipped with connecting block (13), the top of base (1) is equipped with third slide rail (12), connecting block (13) sliding connection is at the inner chamber of third slide rail (12).
2. The caliber-adjustable, thin, self-locking wrench of claim 1, further comprising: the rotary disc is characterized in that the bulges (7) are provided with three groups, and are uniformly distributed on the inner side of the rotary disc (2), and each group of the bulges (7) is provided with a first connecting piece (3), a second connecting piece (4), a third connecting piece (5) and a claw (6) which are sequentially connected with the end part of the bulges (7).
3. The caliber-adjustable, thin, self-locking wrench of claim 1, further comprising: the size of the rotating disc (2) is the same as that of the base (1), and the base (1) and the rotating disc (2) are concentrically arranged.
4. The caliber-adjustable, thin, self-locking wrench of claim 1, further comprising: the first connecting piece (3), the second connecting piece (4), the third connecting piece (5) and the clamp claws (6) are positioned in the same horizontal plane.
5. The caliber-adjustable, thin, self-locking wrench of claim 1, further comprising: the circle center of the base (1) is provided with a preformed hole (14).
6. The caliber-adjustable, thin, self-locking wrench of claim 1, further comprising: the first sliding rail (9) is arc-shaped, one end of the second sliding rail (11) close to the inner side of the rotating disc (2) is arc-shaped, and the other end of the second sliding rail is linear.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011468937.3A CN112605907A (en) | 2020-12-15 | 2020-12-15 | Caliber-adjustable thin self-locking screwing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011468937.3A CN112605907A (en) | 2020-12-15 | 2020-12-15 | Caliber-adjustable thin self-locking screwing device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112605907A true CN112605907A (en) | 2021-04-06 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011468937.3A Pending CN112605907A (en) | 2020-12-15 | 2020-12-15 | Caliber-adjustable thin self-locking screwing device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112605907A (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7478577B1 (en) * | 2006-02-27 | 2009-01-20 | Thomas J Wheeler | Quick adjust ratcheting wrench with cam actuated clamping |
| CN205950599U (en) * | 2016-08-05 | 2017-02-15 | 卢烈 | Novel automatic jaw type spanner |
| CN106425951A (en) * | 2016-11-23 | 2017-02-22 | 王雨琪 | Adjustable spanner |
| CN106891289A (en) * | 2017-05-02 | 2017-06-27 | 丛秀梅 | A kind of quick ultra-thin spanner |
| CN206335508U (en) * | 2016-12-25 | 2017-07-18 | 重庆德运模具制造有限公司 | A kind of pneumatic impact spanner for adjusting scroll chuck |
-
2020
- 2020-12-15 CN CN202011468937.3A patent/CN112605907A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7478577B1 (en) * | 2006-02-27 | 2009-01-20 | Thomas J Wheeler | Quick adjust ratcheting wrench with cam actuated clamping |
| CN205950599U (en) * | 2016-08-05 | 2017-02-15 | 卢烈 | Novel automatic jaw type spanner |
| CN106425951A (en) * | 2016-11-23 | 2017-02-22 | 王雨琪 | Adjustable spanner |
| CN206335508U (en) * | 2016-12-25 | 2017-07-18 | 重庆德运模具制造有限公司 | A kind of pneumatic impact spanner for adjusting scroll chuck |
| CN106891289A (en) * | 2017-05-02 | 2017-06-27 | 丛秀梅 | A kind of quick ultra-thin spanner |
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| PB01 | Publication | ||
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Application publication date: 20210406 |