CN217317869U - Screwing device for large-scale threaded part - Google Patents
Screwing device for large-scale threaded part Download PDFInfo
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- CN217317869U CN217317869U CN202221227270.2U CN202221227270U CN217317869U CN 217317869 U CN217317869 U CN 217317869U CN 202221227270 U CN202221227270 U CN 202221227270U CN 217317869 U CN217317869 U CN 217317869U
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- guide wheel
- annular belt
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Abstract
The utility model discloses a twisting device for large-scale screw thread parts, which relates to the technical field of fastening and dismounting tools, wherein a driving wheel, a tensioning wheel and a roller wheel are arranged in an outer shell in a triangular shape, a first guide wheel and a second guide wheel are respectively arranged at two sides of the roller wheel, and the axes of five wheels are vertically arranged and are rotatably installed and connected with the outer shell; the annular belt is tensioned and wound on the driving wheel, the tensioning wheel and the workpiece to be twisted, and passes between the roller wheel and the first guide wheel and between the roller wheel and the second guide wheel. The utility model drives the annular belt to rotate through the driving wheel, and drives the workpiece to rotate by utilizing the friction force between the annular belt and the workpiece, has low requirement on the working space, and is suitable for twisting the threaded part at the narrow position and the dead angle position of the space; the utility model discloses utilize the frictional force between girdle and the work piece to twist and move the work piece, the drive form is continuous drive, has improved the fastening of screw member, has dismantled efficiency, is particularly useful for the jumbo size and twists the equal longer nut bolt of stroke.
Description
Technical Field
The utility model relates to a fastening, extracting tool technical field, concretely relates to twist and move device that is used for large-scale nut to fasten and dismantle.
Background
A threaded fastener is a mechanical part having an internal or external thread, and is generally used as a fastener for combining and connecting a plurality of components. The threaded fastener is widely applied to various mechanical equipment and daily necessities, and has the advantages of simple structure, reliable connection, convenient assembly and disassembly and the like. The nut and bolt are one of the most common combinations in the threaded fastener, and can be designed into various sizes in an adaptive manner according to the requirements of use occasions.
At present, the fastening of most small-size nut and bolt, dismantle the convenient realization of accessible pneumatic tool, but the less part mounted position is more special, if be located the small-size nut bolt at dead angle, just do not possess the space condition of dismantling with traditional pneumatic tool, in addition large-size nut bolt is because of screw thread length is big, the twist stroke of fastening and dismantlement is all great, also can't twist with traditional pneumatic tool and move fastening and dismantlement, the twisting of aforementioned two kinds of nut bolts still relies on the manual work to use spanner, calliper to go on, the former operation degree of difficulty is higher, the latter wastes time and energy, all can greatly increased staff's intensity of labour.
SUMMERY OF THE UTILITY MODEL
The utility model discloses just avoid the weak point that above-mentioned prior art exists, provide a twist and move device that is used for large-scale screw member.
The utility model discloses a solve technical problem and adopt following technical scheme: a screwing device for large-scale threaded parts comprises an outer shell with a hollow structure, wherein a driving wheel, a tensioning wheel and a roller wheel are arranged in the outer shell in a triangular shape, and a first guide wheel and a second guide wheel are respectively arranged on two sides of the roller wheel; the axes of the driving wheel, the tensioning wheel, the roller wheel, the first guide wheel and the second guide wheel are vertically arranged and are rotatably installed and connected with the outer shell; an opening is formed in the side wall of the outer shell corresponding to the position of the roller; the annular belt is in an annular belt-shaped structure, is tensioned and wound on the driving wheel, the tensioning wheel and the workpiece to be twisted, and passes through the space between the roller and the first guide wheel and the space between the roller and the second guide wheel.
Furthermore, the top and the bottom of the outer shell are correspondingly provided with arc-shaped adjusting grooves, and the adjusting grooves are provided with adjusting sliding blocks with locking functions in a sliding fit manner; the tensioning wheel is rotatably arranged on the pair of adjusting sliding blocks.
Further, the outer side of the driving wheel is further provided with a pressing wheel which is rotatably installed and connected with the outer shell, and the driving wheel and the pressing wheel are respectively pressed on the inner side and the outer side of the annular belt.
Further, the driving wheel is externally connected with an electric motor.
The utility model provides a twist and move device for large-scale screw member has following beneficial effect:
1. the utility model drives the annular belt to rotate by the driving wheel and drives the workpiece to rotate by the friction force between the annular belt and the workpiece, compared with the traditional pneumatic tool, wrench and caliper with rigid structure, the soft annular belt has lower requirement on the working space and is suitable for screwing the threaded part at the narrow position and the dead angle position of the space;
2. the utility model utilizes the friction force between the annular belt and the workpiece to screw the workpiece, the driving mode is continuous driving, the fastening and dismounting efficiency of the screw is improved, and the nut and bolt device is particularly suitable for large-size nut and bolt with longer screwing stroke;
3. the utility model discloses simple structure, use convenient, greatly reduced staff's intensity of labour, do benefit to human cost's control, have good practicality.
Drawings
Fig. 1 is a schematic structural diagram of the present invention.
In the figure:
1. the device comprises an outer shell body 11, an opening 12, an adjusting groove 13 and an adjusting slide block; 2. a drive wheel; 3. a pinch roller; 4. a tension wheel; 51. a first guide wheel, 52, a second guide wheel; 6. a roller; 7. an endless belt.
Detailed Description
To make the purpose, technical solution and advantages of the embodiments of the present invention clearer, the embodiments of the present invention are combined to clearly and completely describe the technical solution in the embodiments of the present invention, and obviously, the described embodiments are some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
As shown in fig. 1, the structural relationship is: the device comprises an outer shell 1 with a hollow structure, a driving wheel 2, a tension wheel 4 and a roller 6 are arranged in the outer shell 1 in a triangular shape, and a first guide wheel 51 and a second guide wheel 52 are respectively arranged on two sides of the roller 6; the axes of the driving wheel 2, the tensioning wheel 4, the roller 6, the first guide wheel 51 and the second guide wheel 52 are all vertically arranged and are all rotatably installed and connected with the outer shell 1; the five parts and the outer shell 1 form a revolute pair around the axis of the revolute pair respectively; an opening 11 is formed in the side wall of the outer shell 1 corresponding to the position of the roller 6; the annular belt 7 is in an annular belt-shaped structure, is tensioned and wound on the driving wheel 2, the tension wheel 4 and a workpiece to be twisted, and is wound between the roller 6 and the first guide wheel 51 and between the roller 6 and the second guide wheel 52; the annular belt 7 is tightly wound on either the first guide wheel 51 or the second guide wheel 52, and is tightly wound on the roller 6 or is not tightly wound on the roller; first leading wheel 51, second leading wheel 52 and gyro wheel 6 all can play the tensioning effect to endless belt 7, and simultaneously, first leading wheel 51 and second leading wheel 52 can avoid endless belt 7 direct and shell body 1 contact, lead to endless belt 7 unreasonable friction loss, and gyro wheel 6 still plays limiting displacement to endless belt 7, avoids endless belt 7 whole to fall into in the shell body 1.
Preferably, the top and the bottom of the outer shell 1 are correspondingly provided with an adjusting groove 12 with an arc structure, and the adjusting groove 12 is provided with an adjusting slide block 13 with a locking function in a sliding fit manner; the tensioning wheel 4 is rotatably arranged on a pair of adjusting slide blocks 13; when the tensioning wheel 4 slides along the adjusting groove 12 along with the pair of adjusting sliders 13, the distances between the tensioning wheel 4 and the driving wheel 2, between the first guide wheel 51 and the second guide wheel 52 and between the tensioning wheel 4 and the idler wheel 6 are changed, and the length of the annular belt 7 extending out of the opening 11 can be correspondingly shortened or prolonged according to the position of a workpiece to be screwed, so that the requirements of a working environment are met.
Preferably, the outer side of the driving wheel 2 is also provided with a pinch roller 3 which is rotatably installed and connected with the outer shell 1, and the driving wheel 2 and the pinch roller 3 are respectively pressed on the inner side and the outer side of the annular belt 7; the pinch rollers 3 are used to ensure that sufficient friction is maintained between the endless belt 7 and the drive wheel 2 to avoid slipping of the endless belt 7 on the drive wheel 2.
Preferably, the driving wheel 2 is externally connected with an electric motor.
When in specific use, the method comprises the following steps:
firstly, a worker slides an adjusting slide block 13 along a corresponding adjusting groove 12 according to actual working requirements, so that a tensioning wheel 4 is moved to a proper position, and then the adjusting slide block 13 is locked with the corresponding adjusting groove 12;
secondly, the annular belt 7 is drawn out from the opening 11, sleeved on a workpiece to be screwed, and the screwing device is pulled towards the direction far away from the workpiece, so that the annular belt 7 is tensioned on the workpiece;
and thirdly, the driving wheel 2 drives the annular belt 7 to rotate, and drives the workpiece to rotate along with the driving wheel through friction force, so that the workpiece is fastened or detached.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.
The above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention in its corresponding aspects.
Claims (4)
1. A screwing device for large threaded pieces, comprising an outer shell (1) with a hollow structure, characterized in that: the driving wheel (2), the tensioning wheel (4) and the roller (6) are arranged in the outer shell (1) in a triangular shape, and a first guide wheel (51) and a second guide wheel (52) are respectively arranged on two sides of the roller (6); the axes of the driving wheel (2), the tensioning wheel (4), the roller (6), the first guide wheel (51) and the second guide wheel (52) are vertically arranged and are rotatably installed and connected with the outer shell (1); an opening (11) is formed in the side wall of the outer shell (1) corresponding to the position of the roller (6); the annular belt (7) is of an annular belt-shaped structure, is tensioned and wound on the driving wheel (2), the tensioning wheel (4) and a workpiece to be twisted, and passes between the roller (6) and the first guide wheel (51) and between the roller (6) and the second guide wheel (52).
2. A driving device for large screw according to claim 1, characterized in that: the top and the bottom of the outer shell (1) are correspondingly provided with arc-shaped adjusting grooves (12), and the adjusting grooves (12) are provided with adjusting sliding blocks (13) with locking functions in a sliding fit manner; the tensioning wheel (4) is rotatably arranged on the pair of adjusting sliding blocks (13).
3. A driving device for large screw according to claim 1, characterized in that: the outer side of the driving wheel (2) is further provided with a pressing wheel (3) which is rotatably installed and connected with the outer shell (1), and the driving wheel (2) and the pressing wheel (3) are respectively pressed on the inner side and the outer side of the annular belt (7).
4. A driving device for large screw according to claim 1, characterized in that: the driving wheel (2) is externally connected with a motor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221227270.2U CN217317869U (en) | 2022-05-20 | 2022-05-20 | Screwing device for large-scale threaded part |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221227270.2U CN217317869U (en) | 2022-05-20 | 2022-05-20 | Screwing device for large-scale threaded part |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217317869U true CN217317869U (en) | 2022-08-30 |
Family
ID=82953261
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221227270.2U Active CN217317869U (en) | 2022-05-20 | 2022-05-20 | Screwing device for large-scale threaded part |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217317869U (en) |
-
2022
- 2022-05-20 CN CN202221227270.2U patent/CN217317869U/en active Active
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