Pneumatic wrench suspension device

Abstract

The utility model relates to the technical field of tool manufacturing, and discloses a pneumatic wrench suspension device which comprises a vertical cylinder, a shell and a movable frame. A semi-arc notch is formed in the side wall of the vertical cylinder, a rotating shaft is rotationally arranged in the vertical cylinder, the top end of the rotating shaft is fixedly connected with a worm gear, the side wall of the rotating shaft is fixedly sleeved with a ring sleeve, the ring sleeve is located in a cylinder opening of the vertical cylinder, and the ring sleeve is rotationally connected with the vertical cylinder; the bottom surface of the shell is fixedly connected with the top surface of the vertical cylinder, a motor is arranged in the shell, the output shaft end of the motor is fixedly connected with a worm, and the worm is meshed with the worm gear; the end face of the movable frame is fixedly connected with the side wall of the ring sleeve, a sliding block is slidably arranged on the bottom face of the movable frame, a fixing base is fixedly connected to the bottom face of the sliding block, and a pneumatic wrench body is arranged below the fixing base in a liftable mode. According to the pneumatic wrench, the pneumatic wrench body can be operated more conveniently, so that bolts and nuts are assembled and disassembled, and the labor amount is reduced.

Description

Technical Field

[0001] The present application relates to the field of tooling manufacturing technology, for example, to a pneumatic wrench suspension device. Background Art

[0002] Pneumatic wrench, also known as air wrench, is a pneumatic wrench powered by a high-pressure air pump. It is driven by a powerful pneumatic motor and drives a multi-speed torque multiplier. It is an efficient tool specially used for installing and removing bolts and nuts.

[0003] However, the existing pneumatic wrenches are large and heavy when used in workshop production for installing wheels and assembling axles. When installing wheels in production, the pneumatic wrench must be picked up to tighten the wheel, and the wrench is not fixed at a fixed point. Since the pneumatic wrench is very heavy, weighing more than 20 kilograms, it is very difficult to carry it around, resulting in high labor intensity, great physical exertion, and low work efficiency.

[0004] Therefore, how to improve the convenience of using the pneumatic wrench has become a technical problem that needs to be solved urgently by those skilled in the art. Utility Model Content

[0005] In order to provide a basic understanding of some aspects of the disclosed embodiments, a brief summary is given below. The summary is not an extensive review, nor is it intended to identify key / critical elements or delineate the scope of protection of these embodiments, but rather serves as a prelude to the detailed description that follows.

[0006] The disclosed embodiment provides a pneumatic wrench suspension device to solve the problem of how to improve the convenience of using the pneumatic wrench.

[0007] In some embodiments, the pneumatic wrench suspension device includes: a vertical cylinder, a shell and a movable frame; the side wall of the vertical cylinder is provided with a notch, the notch is semi-arc-shaped, a rotating shaft is provided for rotation inside the vertical cylinder, the top end of the rotating shaft is fixedly connected to a worm gear, and the side wall of the rotating shaft is fixedly sleeved with a ring sleeve; the bottom surface of the shell is fixedly connected to the top surface of the vertical cylinder, a motor is provided inside the shell, the output shaft end of the motor is fixedly connected to a worm, and the worm is meshed with the worm gear; the end face of the movable frame is fixedly connected to the side wall of the ring sleeve, a slider is slidably provided on the bottom surface of the movable frame, the bottom surface of the slider is fixedly connected to a fixed seat, and the pneumatic wrench body is provided below the fixed seat in a liftable manner.

[0008] The pneumatic wrench suspension device provided by the embodiments of the present disclosure can achieve the following technical effects:

[0009] The pneumatic wrench body can be used to install and remove bolts and nuts, and the pneumatic wrench body can be easily adjusted in position to improve convenience during use. When the motor is started, the rotating shaft can drive the ring sleeve to rotate, and then the movable frame can be rotated to adjust the position of the pneumatic wrench body, and the slider can be moved on the slide rail through the cooperation of the slide groove and the slide rail, and then the position of the pneumatic wrench body can be adjusted to install and remove bolts and nuts in different positions. When the pneumatic wrench body moves to the desired position, starting the electric cylinder can make the mounting base rise and fall, and then the pneumatic wrench body can be raised and lowered for installation and disassembly operations.

[0010] The above general description and the following description are exemplary and explanatory only and are not intended to limit the present application. BRIEF DESCRIPTION OF THE DRAWINGS

[0011] One or more embodiments are exemplarily described by corresponding drawings. These exemplary descriptions and drawings do not limit the embodiments. Elements with the same reference numerals in the drawings are shown as similar elements. The drawings do not constitute a scale limitation. In addition,

[0012] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0013] Figure 2 This is another structural diagram of the utility model as a whole;

[0014] Figure 3 This is an enlarged view of point A of the present utility model;

[0015] Figure 4 It is an enlarged view of point B of the present utility model;

[0016] Figure numerals: 1. column; 2. base; 3. vertical cylinder; 4. shell; 5. air port; 6. motor; 7. worm; 8. worm gear; 9. rotating shaft; 10. ring sleeve; 11. movable frame; 12. notch; 13. slide rail; 14. limit plate; 15. slider; 16. fixed seat; 17. electric cylinder; 18. mounting seat; 19. pneumatic wrench body; 20. handle. DETAILED DESCRIPTION

[0017] In order to be able to understand the features and technical content of the embodiments of the present disclosure in more detail, the implementation of the embodiments of the present disclosure is described in detail below in conjunction with the accompanying drawings. The accompanying drawings are for reference only and are not used to limit the embodiments of the present disclosure. In the following technical description, for the sake of convenience of explanation, a full understanding of the disclosed embodiments is provided through multiple details. However, one or more embodiments can still be implemented without these details. In other cases, to simplify the drawings, well-known structures and devices can be simplified for display.

[0018] In the description and claims of the embodiments of the present disclosure, as well as in the accompanying drawings, the terms "first," "second," and the like are used to distinguish similar items and are not necessarily used to describe a particular order or precedence. It should be understood that the terms used in this manner are interchangeable where appropriate to describe the embodiments of the present disclosure herein. In addition, the terms "including," "having," and any variations thereof are intended to cover non-exclusive inclusions.

[0019] In the embodiments of the present disclosure, the terms "upper", "lower", "inside", "middle", "outside", "front", "back" and the like indicate directions or positional relationships based on the directions or positional relationships shown in the accompanying drawings. These terms are mainly intended to better describe the embodiments of the present disclosure and their embodiments, and are not intended to limit the indicated devices, elements or components to having a specific direction, or to be constructed and operated in a specific direction. Moreover, in addition to being used to indicate directions or positional relationships, some of the above terms may also be used to indicate other meanings. For example, the term "upper" may also be used to indicate a certain dependency or connection relationship in certain circumstances. For those of ordinary skill in the art, the specific meanings of these terms in the embodiments of the present disclosure can be understood according to specific circumstances.

[0020] Furthermore, the terms "disposed," "connected," and "fixed" should be interpreted broadly. For example, "connected" can mean a fixed connection, a removable connection, or an integral structure; it can be a mechanical connection or an electrical connection; it can be a direct connection, an indirect connection through an intermediary, or an internal connection between two devices, elements, or components. Those skilled in the art will understand the specific meanings of these terms in the embodiments of this disclosure based on the specific circumstances.

[0021] Unless otherwise stated, the term "plurality" means two or more.

[0022] In the embodiment of the present disclosure, the character " / " indicates that the preceding and following objects are in an "or" relationship. For example, A / B means: A or B.

[0023] The term "and / or" describes an association between objects, indicating that three relationships can exist. For example, A and / or B means: A or B, or A and B.

[0024] It should be noted that, in the absence of conflict, the embodiments and features in the embodiments of the present disclosure can be combined with each other.

[0025] Combine Figure 1-4As shown, the embodiment of the present disclosure provides a pneumatic wrench suspension device, including: a vertical cylinder 3, a shell 4 and a movable frame 11; the side wall of the vertical cylinder 3 is provided with a notch 12, the notch 12 is semi-arc-shaped, and a rotating shaft 9 is rotatably provided inside the vertical cylinder 3, the top end of the rotating shaft 9 is fixedly connected to a worm gear 8, and the side wall of the rotating shaft 9 is fixedly sleeved with a ring sleeve 10; the bottom surface of the shell 4 is fixedly connected to the top surface of the vertical cylinder 3, and a motor 6 is provided inside the shell 4, and the output shaft end of the motor 6 is fixedly connected to a worm 7, which is engaged with the worm gear 8; the end surface of the movable frame 11 is fixedly connected to the side wall of the ring sleeve 10, and a slider 15 is slidably provided on the bottom surface of the movable frame 11, and the bottom surface of the slider 15 is fixedly connected to a fixed seat 16, and a pneumatic wrench body 19 is provided below the fixed seat 16 in a liftable manner.

[0026] By adopting the pneumatic wrench suspension device provided in the embodiment of the present disclosure, bolts and nuts can be installed and removed through the pneumatic wrench body 19, and the pneumatic wrench body 19 can be easily adjusted in position to improve convenience during use. When the motor 6 is started, the rotating shaft 9 can drive the ring sleeve 10 to rotate, and then the movable frame 11 can be rotated to adjust the position of the pneumatic wrench body 19, and the slider 15 can be moved on the slide rail 13 through the mutual cooperation of the slide groove and the slide rail 13, and then the position of the pneumatic wrench body 19 can be adjusted to install and remove bolts and nuts in different positions. When the pneumatic wrench body 19 moves to the desired position, starting the electric cylinder 17 can make the mounting base 18 rise and fall, and then the pneumatic wrench body 19 can be raised and lowered for installation and disassembly operations.

[0027] Optionally, the bottom surface of the vertical tube 3 is fixedly connected to the column 1, and the side of the column 1 facing away from the vertical tube 3 is fixedly connected to the base 2. In this way, the column 1 is used to support the vertical tube 3. In actual use, the base 2 can be fixed to the ground by ground nails to limit and fix the column 1.

[0028] Optionally, the axis of the rotating shaft 9 coincides with the axis of the vertical cylinder 3, the top end of the rotating shaft 9 passes through the vertical cylinder 3, and the rotating shaft 9 is rotatably connected to the vertical cylinder 3. In this way, the side wall of the housing 4 is provided with an air port 5, and a dust screen can be installed at the air port 5 in actual use. When the motor 6 is started, the worm 7 rotates under the action of the output shaft of the motor 6. Through the mutual engagement of the worm 7 and the worm wheel 8, the rotating shaft 9 can drive the ring sleeve 10 to rotate, and then the movable frame 11 can be rotated to adjust the position of the pneumatic wrench body 19.

[0029] Optionally, the ring sleeve 10 is located within the opening of the vertical cylinder 3 and is rotatably connected to the vertical cylinder 3. The ring sleeve 10 corresponds to the notch 12, and the movable frame 11 cooperates with the notch 12. In this way, when the rotating shaft 9 rotates, the movable frame 11 can be driven to rotate through the ring sleeve 10, and the movable frame 11 has a fan-shaped range of motion.

[0030] Optionally, the bottom surface of the movable frame 11 is horizontal, and a slide rail 13 is fixedly connected to the bottom surface of the movable frame 11. The end surface of the slide rail 13 is fixedly connected to a limit plate 14. The top surface of the slider 15 is provided with a slide groove, which corresponds to and is slidably connected to the slide rail 13. The side wall of the slider 15 is fixedly connected to a handle 20, and the slider 15 corresponds to the limit plate 14. In this way, the operator pulls the slider 15 through the handle 20, and the slide groove and the slide rail 13 cooperate with each other, so that the slider 15 can move on the slide rail 13, and then the position of the pneumatic wrench body 19 can be adjusted to install and remove bolts and nuts in different positions. The limit plate 14 is provided to prevent the slider 15 from slipping off the slide rail 13.

[0031] Optionally, the bottom surface of the slider 15 is fixedly connected to a fixing base 16, and an electric cylinder 17 is embedded in the bottom surface of the fixing base 16. In this way, the electric cylinder 17 is installed through the fixing base 16, and when the electric cylinder 17 is activated, the output shaft of the electric cylinder 17 can cause the mounting base 18 to rise and fall, thereby causing the pneumatic wrench body 19 to rise and fall.

[0032] Optionally, the output shaft of the electric cylinder 17 is vertically downward, and the output shaft end of the electric cylinder 17 is fixedly connected to a mounting base 18, and the pneumatic wrench body 19 is installed in the mounting base 18. In this way, the pneumatic wrench body 19 is used to assemble and disassemble bolts and nuts.

[0033] The above description and the accompanying drawings sufficiently illustrate the embodiments of the present disclosure to enable those skilled in the art to practice them. Other embodiments may include structural and other changes. The embodiments represent only possible variations. Unless expressly required, individual components and functions are optional, and the order of operations may vary. Portions and features of some embodiments may be included in or replace portions and features of other embodiments. The embodiments of the present disclosure are not limited to the structures described above and shown in the accompanying drawings, and various modifications and changes may be made without departing from the scope thereof. The scope of the present disclosure is limited only by the appended claims.

Claims

1. A pneumatic wrench suspension device, characterized in that: include: A vertical cylinder (3), wherein a side wall of the vertical cylinder (3) is provided with a notch (12), wherein the notch (12) is semi-arc-shaped, a rotating shaft (9) is provided inside the vertical cylinder (3), a top end of the rotating shaft (9) is fixedly connected to a worm gear (8), and a side wall of the rotating shaft (9) is fixedly provided with a ring sleeve (10); A housing (4), wherein the bottom surface of the housing (4) is fixedly connected to the top surface of the vertical cylinder (3), a motor (6) is provided inside the housing (4), a worm (7) is fixedly connected to the output shaft end of the motor (6), and the worm (7) is meshed with the worm wheel (8); A movable frame (11) is provided, wherein the end surface of the movable frame (11) is fixedly connected to the side wall of the ring sleeve (10), a slider (15) is slidably provided on the bottom surface of the movable frame (11), a fixed seat (16) is fixedly connected to the bottom surface of the slider (15), and a pneumatic wrench body (19) is provided below the fixed seat (16) in a liftable manner.

2. A pneumatic wrench suspension device according to claim 1, characterized in that: The bottom surface of the vertical cylinder (3) is fixedly connected to a column (1), and the side of the column (1) facing away from the vertical cylinder (3) is fixedly connected to a base (2).

3. The pneumatic wrench suspension device according to claim 1, characterized in that: The axis of the rotating shaft (9) coincides with the axis of the vertical cylinder (3), the top end of the rotating shaft (9) passes through the vertical cylinder (3), and the rotating shaft (9) is rotatably connected to the vertical cylinder (3).

4. The pneumatic wrench suspension device according to claim 1, characterized in that: The ring sleeve (10) is located in the cylinder mouth of the vertical cylinder (3), and the ring sleeve (10) is rotatably connected to the vertical cylinder (3).

5. The pneumatic wrench suspension device according to claim 1, characterized in that: The ring sleeve (10) corresponds to the notch (12), and the movable frame (11) matches the notch (12).

6. The pneumatic wrench suspension device according to claim 1, characterized in that: The bottom surface of the movable frame (11) is horizontal, and the bottom surface of the movable frame (11) is fixedly connected to a slide rail (13).

7. The pneumatic wrench suspension device according to claim 6, characterized in that: The end surface of the slide rail (13) is fixedly connected to a limit plate (14), and the top surface of the slider (15) is provided with a slide groove, which corresponds to the slide rail (13) and is slidably connected to the slide rail (13).

8. The pneumatic wrench suspension device according to claim 7, characterized in that: A handle (20) is fixedly connected to the side wall of the slider (15), and the slider (15) corresponds to the limiting plate (14).

9. The pneumatic wrench suspension device according to claim 1, characterized in that: The bottom surface of the slider (15) is fixedly connected to a fixing seat (16), and the bottom surface of the fixing seat (16) is embedded with an electric cylinder (17).

10. The pneumatic wrench suspension device according to claim 9, characterized in that: The output shaft of the electric cylinder (17) is vertically downward, and the output shaft end of the electric cylinder (17) is fixedly connected to a mounting seat (18), and the pneumatic wrench body (19) is installed in the mounting seat (18).

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