Disc wrench for ZB48 type packaging unit

Abstract

The utility model belongs to the technical field of cigarette equipment, and discloses a disc wrench for a ZB48 type packaging unit, which comprises a disc handle, a connecting rod and a wrench connecting piece, the bottom surface of the handle is provided with a first through hole, and the top surface of the handle is provided with a first connecting groove communicated with the first through hole; a handle connecting end is arranged at one end of the connecting rod and extends into the first connecting groove, a first threaded hole is formed in the handle connecting end, a wrench connecting end is arranged at the other end of the connecting rod, and a second threaded hole is formed in the wrench connecting end; a connecting rod connecting end is arranged at one end of the wrench connecting piece, a second connecting groove is formed in the connecting rod connecting end, the wrench connecting end extends into the second connecting groove, a connecting piece wrench end is arranged at the other end of the wrench connecting piece, a plum blossom-shaped opening is formed in the connecting piece wrench end, and a second through hole communicated with the second connecting groove is formed in the bottom of the plum blossom-shaped opening. The working radius of the disc handle is smaller than that of a conventional wrench, operation in a narrow space is facilitated, and operation efficiency is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of cigarette equipment, in particular to a disc wrench used for a ZB48 type packaging machine unit. Background Art

[0002] At present, the ZB48 packaging unit has been used more and more widely in the industry and has gradually become the main model of production enterprises. There are a large number of M8 hexagonal bolts in the bolt specifications of the ZB48 packaging unit, so 13mm hexagonal wrenches are frequently used.

[0003] However, due to the compact design of the ZB48 packaging unit, many M8 hexagonal bolts do not have enough space to use conventional wrenches. Many bolts are not easy to operate with conventional wrenches with longer lengths in a narrow space. Conventional wrenches may need to be adjusted repeatedly to assemble M8 bolts and nuts. If the equipment maintenance task is urgent, using conventional wrenches is not only time-consuming but also laborious. Therefore, when adjusting the M8 hexagonal bolts, if a disc wrench with a smaller working radius is used, it is not only convenient to operate in a narrow space, but also saves time and effort, which will bring great convenience to the maintenance operation of the ZB48 packaging unit. Utility Model Content

[0004] The purpose of the utility model is to provide a disc wrench for a ZB48 type packaging machine unit to solve the problems raised in the above background technology.

[0005] To achieve this purpose, the utility model adopts the following technical solutions:

[0006] A disc wrench for a ZB48 type packaging machine unit, comprising:

[0007] A disc handle, wherein a first through hole is formed on the bottom surface of the disc handle, a first connecting groove is formed on the top surface of the disc handle, and the first connecting groove is communicated with the first through hole;

[0008] A connecting rod, one end of which is provided with a handle connecting end, the handle connecting end extends into the first connecting groove, and the shape of the handle connecting end matches that of the first connecting groove, the handle connecting end is provided with a first threaded hole, a first screw passes through the first through hole and is threadedly connected to the first threaded hole, and the other end of the connecting rod is provided with a wrench connecting end, and the wrench connecting end is provided with a second threaded hole;

[0009] A wrench connector, one end of which is provided with a connecting rod connecting end, the connecting rod connecting end is provided with a second connecting groove, the wrench connecting end extends into the second connecting groove, and the shape of the wrench connecting end matches that of the second connecting groove, the other end of the wrench connector is provided with a connecting piece wrench end, the connecting piece wrench end is provided with a plum blossom-shaped opening, a second through hole is provided at the bottom of the plum blossom-shaped opening, the second through hole is communicated with the second connecting groove, and a second screw passes through the second through hole and is threadedly connected to the second threaded hole.

[0010] Optionally, a through-hole sunken surface is provided on the bottom surface of the handle, and a transition slope is provided between the through-hole sunken surface and the first through-hole.

[0011] Optionally, the groove wall of the first connecting groove fits with the side wall of the handle connecting end, and the groove bottom of the first connecting groove fits with the end surface of the handle connecting end.

[0012] Optionally, a handle knurled surface is provided on the side wall of the disc handle, a top surface chamfer is provided between the handle knurled surface and the top surface of the handle, and a bottom surface chamfer is provided between the handle knurled surface and the bottom surface of the handle.

[0013] Optionally, a connecting end chamfer is provided between the end surface of the connecting rod connecting end and the side wall of the connecting rod connecting end.

[0014] Optionally, a connector transition surface is provided between the connecting rod connecting end and the connector wrench end.

[0015] Optionally, an inner arc surface of the connecting groove is arranged between the groove bottom of the second connecting groove and the second through hole.

[0016] Optionally, a wrench end chamfer is provided between the end surface of the wrench end of the connector and the side wall of the wrench end of the connector.

[0017] Beneficial effects of the utility model:

[0018] The utility model provides a disc wrench for a ZB48 type packaging machine unit. When in use, the plum blossom-shaped opening is clamped into a bolt or a nut, and the disc handle is rotated. The disc handle drives the wrench connecting piece to rotate through a connecting rod, and the wrench connecting piece drives the bolt or the nut to rotate, thereby realizing the disassembly and assembly of the bolt or the nut. In addition, the disc handle has a smaller working radius than a conventional wrench, which is convenient for operation in a narrow space, thereby improving the convenience of adjusting M8 type bolts and nuts in normal production operations and maintenance, and the convenience of operating in spaces that are difficult to operate with some conventional 13mm wrenches, thereby improving operating efficiency. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the following briefly introduces the drawings required for use in the description of the embodiments of the present invention. Obviously, the drawings described below are only some embodiments of the present invention. For ordinary technicians in this field, other drawings can be obtained based on the contents of the embodiments of the present invention and these drawings without paying creative work.

[0020] Figure 1 It is an exploded view of the disc wrench for the ZB48 type packaging unit provided by the utility model;

[0021] Figure 2 It is a structural schematic diagram of a disc wrench for a ZB48 type packaging machine unit provided by the utility model;

[0022] Figure 3 It is a cross-sectional view of a disc wrench for a ZB48 type packaging machine unit provided by the utility model;

[0023] Figure 4 It is a structural schematic diagram of the bottom surface of the handle in the utility model;

[0024] Figure 5 It is a structural schematic diagram of the top surface of the handle in the utility model;

[0025] Figure 6 It is a structural schematic diagram of the connecting rod in the utility model;

[0026] Figure 7 It is a structural schematic diagram of the connecting rod connection end in the utility model;

[0027] Figure 8 It is a structural schematic diagram of the wrench end of the connecting piece in the utility model.

[0028] In the figure:

[0029] 100, disc handle; 110, handle bottom surface; 111, first through hole; 112, through hole sunken surface; 113, transition slope; 120, handle top surface; 121, first connecting groove; 130, handle knurled surface; 131, top surface chamfer; 132, bottom surface chamfer; 200, connecting rod; 210, handle connecting end; 211, first threaded hole; 220, wrench connecting end; 221, second threaded hole; 300, wrench connecting piece; 310, connecting rod connecting end; 311, second connecting groove; 312, arc surface in connecting groove; 313, connecting end chamfer; 320, connecting piece wrench end; 321, plum blossom-shaped opening; 322, second through hole; 323, wrench end chamfer; 330, connecting piece transition surface; 400, first screw; 500, second screw. DETAILED DESCRIPTION

[0030] The present invention is further described in detail below in conjunction with the accompanying drawings and embodiments. It is to be understood that the specific embodiments described herein are only used to explain the present invention, rather than to limit the present invention. It should also be noted that, for ease of description, only the parts related to the present invention, rather than all structures, are shown in the accompanying drawings.

[0031] In the description of the present invention, unless otherwise clearly specified and limited, the terms "connected", "connected", and "fixed" should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection or an indirect connection through an intermediate medium, it can be the internal connection of two elements or the interaction relationship between two elements. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0032] In the present utility model, unless otherwise clearly specified and limited, a first feature being "above" or "below" a second feature may include that the first and second features are in direct contact, or may include that the first and second features are not in direct contact but are in contact through another feature between them. Moreover, a first feature being "above", "above" and "above" a second feature includes that the first feature is directly above and obliquely above the second feature, or simply indicates that the first feature is higher in level than the second feature. A first feature being "below", "below" and "below" a second feature includes that the first feature is directly below and obliquely below the second feature, or simply indicates that the first feature is lower in level than the second feature.

[0033] In the description of this embodiment, the terms "upper", "lower", "left", "right" and other directions or positional relationships are based on the directions or positional relationships shown in the drawings, and are only for the convenience of description and simplified operation, rather than indicating or implying that the device or element referred to must have a specific direction, be constructed and operated in a specific direction, and therefore cannot be understood as a limitation of the present invention. In addition, the terms "first" and "second" are only used to distinguish in the description and have no special meaning.

[0034] The embodiments of the present invention are described in detail below, and examples of the embodiments are shown in the accompanying drawings, wherein the same or similar reference numerals throughout represent the same or similar elements or elements having the same or similar functions. The embodiments described below with reference to the accompanying drawings are exemplary and are intended to be used to explain the present invention, and should not be construed as limiting the present invention.

[0035] like Figures 1 to 8As shown, the utility model provides a disc wrench for a ZB48 type packaging unit, including a disc handle 100, a connecting rod 200 and a wrench connector 300. The handle bottom surface 110 of the disc handle 100 is provided with a first through hole 111, and the handle top surface 120 of the disc handle 100 is provided with a first connecting groove 121, and the first connecting groove 121 is communicated with the first through hole 111; one end of the connecting rod 200 is provided with a handle connecting end 210, and the handle connecting end 210 extends into the first connecting groove 121, and the shape of the handle connecting end 210 matches that of the first connecting groove 121, and the handle connecting end 210 is provided with a first threaded hole 211, and a first screw 400 passes through the first through hole 111 and is threadedly connected to the first threaded hole 211, and the other end of the connecting rod 200 is provided with a wrench connecting end 220, and the wrench connecting end 221 is connected to the first through hole 111. 20 is provided with a second threaded hole 221; one end of the wrench connecting piece 300 is provided with a connecting rod connecting end 310, and the connecting rod connecting end 310 is provided with a second connecting groove 311, the wrench connecting end 220 extends into the second connecting groove 311, and the shape of the wrench connecting end 220 matches that of the second connecting groove 311, and the other end of the wrench connecting piece 300 is provided with a connecting piece wrench end 320, the connecting piece wrench end 320 is provided with a plum blossom-shaped opening 321, and the bottom of the plum blossom-shaped opening 321 is provided with a second through hole 322, the second through hole 322 is communicated with the second connecting groove 311, and the second screw 500 passes through the second through hole 322 and is threadedly connected with the second threaded hole 221.

[0036] The disc wrench for the ZB48 type packaging unit provided by the utility model has the plum blossom-shaped opening 321 inserted into the bolt or nut when in use, and the disc handle 100 is rotated. The disc handle 100 drives the wrench connector 300 to rotate through the connecting rod 200, and the wrench connector 300 drives the bolt or nut to rotate, thereby realizing the disassembly and assembly of the bolt or nut. In addition, the disc handle 100 has a smaller working radius than a conventional wrench, which is convenient for operation in a narrow space, thereby improving the convenience of adjusting the M8 type bolts and nuts in normal production operations and maintenance, and the convenience in some spaces where conventional 13mm wrenches are difficult to operate, thereby improving operating efficiency.

[0037] In some embodiments, the handle bottom surface 110 is provided with a through hole sunken surface 112, and a transition slope 113 is provided between the through hole sunken surface 112 and the first through hole 111. The through hole sunken surface 112 is used to allow the top of the screw to be embedded in the disc handle 100 when the first screw 400 is screwed in, so that the top of the first screw 400 is lower than the handle bottom surface 110, and the transition slope 113 allows the first screw 400 to fit with the transition slope 113 when it is screwed in. The groove wall of the first connecting groove 121 fits with the side wall of the handle connecting end 210, and the groove bottom of the first connecting groove 121 fits with the end face of the handle connecting end 210, so that the connection between the first connecting groove 121 and the handle connecting end 210 is more stable. Exemplarily, the length of the handle connecting end 210 is not less than the depth of the first connecting groove 121. During assembly, the end face of the handle connecting end 210 fits with the groove bottom of the first connecting groove 121, and the side wall of the handle connecting end 210 fits with the groove wall of the first connecting groove 121.

[0038] In some embodiments, the side wall of the disc handle 100 is provided with a handle knurled surface 130, a top chamfer 131 is provided between the handle knurled surface 130 and the handle top surface 120, and a bottom chamfer 132 is provided between the handle knurled surface 130 and the handle bottom surface 110. The side wall of the disc handle 100 is a curved surface for the user to hold, and the handle knurled surface 130 is provided to increase friction so that it is easier to apply a greater force to the disc handle 100 when in use. The top chamfer 131 is used to transition between the handle knurled surface 130 and the handle top surface 120, and the bottom chamfer 132 is used to transition between the handle knurled surface 130 and the handle bottom surface 110. When the operator holds the disc handle 100 to tighten the bolt or nut, the operator is prevented from being injured by too sharp edges.

[0039] In some embodiments, a connecting end chamfer 313 is provided between the end face of the connecting rod connecting end 310 and the side wall of the connecting rod connecting end 310 to prevent the operator from being injured due to the sharp edge. The groove wall of the second connecting groove 311 fits with the side wall of the wrench connecting end 220, and the groove bottom of the second connecting groove 311 fits with the end face of the wrench connecting end 220, so that the connection between the second connecting groove 311 and the wrench connecting end 220 is more stable. For example, the length of the wrench connecting end 220 is not less than the depth of the second connecting groove 311. When assembling, the end face of the wrench connecting end 220 fits with the groove bottom of the second connecting groove 311, and the side wall of the wrench connecting end 220 fits with the groove wall of the second connecting groove 311. An inner arc surface 312 of the connecting groove is provided between the bottom of the second connecting groove 311 and the second through hole 322. Through the above structure, a portion of space is left between the end face of the wrench connecting end 220 and the bottom of the second connecting groove 311, making assembly more convenient and preventing the wrench connecting end 220 from being unable to be removed due to the effect of atmospheric pressure when the end face of the wrench connecting end 220 and the bottom of the second connecting groove 311 are too tightly fitted. A connecting piece transition surface 330 is provided between the connecting rod connecting end 310 and the connecting piece wrench end 320 to prevent the operator from being injured due to the sharp edge. A wrench end chamfer 323 is provided between the end face of the connecting piece wrench end 320 and the side wall of the connecting piece wrench end 320 to prevent the operator from being injured due to the sharp edge.

[0040] In some specific embodiments, the plum blossom-shaped opening 321 is formed by two concentric regular hexagons with rounded corners that are staggered by 30 degrees. An arc-shaped opening is formed between the end surface of the connecting piece wrench end 320 and the plum blossom-shaped opening 321, which facilitates the insertion of the bolt or nut into the plum blossom-shaped opening 321 when operating the bolt or nut.

[0041] Obviously, the above embodiments of the present invention are merely examples for the purpose of clearly illustrating the present invention, and are not intended to limit the implementation methods of the present invention. For those skilled in the art, various obvious changes, readjustments and substitutions can be made without departing from the scope of protection of the present invention. It is not necessary and impossible to list all implementation methods here. Any modifications, equivalent substitutions and improvements made within the spirit and principles of the present invention shall be included in the scope of protection of the claims of the present invention.

Claims

1. A disc wrench for a ZB48 type packaging unit, characterized in that: include: A disc handle, wherein a first through hole is formed on the bottom surface of the disc handle, a first connecting groove is formed on the top surface of the disc handle, and the first connecting groove is communicated with the first through hole; A connecting rod, one end of which is provided with a handle connecting end, the handle connecting end extends into the first connecting groove, and the shape of the handle connecting end matches that of the first connecting groove, the handle connecting end is provided with a first threaded hole, a first screw passes through the first through hole and is threadedly connected to the first threaded hole, and the other end of the connecting rod is provided with a wrench connecting end, and the wrench connecting end is provided with a second threaded hole; A wrench connector, one end of which is provided with a connecting rod connecting end, the connecting rod connecting end is provided with a second connecting groove, the wrench connecting end extends into the second connecting groove, and the shape of the wrench connecting end matches that of the second connecting groove, the other end of the wrench connector is provided with a connecting piece wrench end, the connecting piece wrench end is provided with a plum blossom-shaped opening, a second through hole is provided at the bottom of the plum blossom-shaped opening, the second through hole is communicated with the second connecting groove, and a second screw passes through the second through hole and is threadedly connected to the second threaded hole.

2. The disc wrench for the ZB48 type packaging unit according to claim 1 is characterized in that: The bottom surface of the handle is provided with a through hole sunken surface, and a transition slope is provided between the through hole sunken surface and the first through hole.

3. The disc wrench for the ZB48 type packaging unit according to claim 1 is characterized in that: The groove wall of the first connecting groove fits with the side wall of the handle connecting end, and the groove bottom of the first connecting groove fits with the end surface of the handle connecting end.

4. The disc wrench for the ZB48 type packaging unit according to claim 1 is characterized in that: The side wall of the disc handle is provided with a handle knurled surface, a top surface chamfer is provided between the handle knurled surface and the top surface of the handle, and a bottom surface chamfer is provided between the handle knurled surface and the bottom surface of the handle.

5. The disc wrench for the ZB48 type packaging unit according to claim 1 is characterized in that: A connecting end chamfer is provided between the end surface of the connecting rod connecting end and the side wall of the connecting rod connecting end.

6. The disc wrench for the ZB48 type packaging unit according to claim 1 is characterized in that: A connecting piece transition surface is arranged between the connecting rod connecting end and the connecting piece wrench end.

7. The disc wrench for the ZB48 type packaging unit according to claim 1 is characterized in that: An inner arc surface of the connecting groove is arranged between the groove bottom of the second connecting groove and the second through hole.

8. The disc wrench for ZB48 type packaging unit according to any one of claims 1 to 7, characterized in that: A wrench end chamfer is provided between the end surface of the wrench end of the connector and the side wall of the wrench end of the connector.

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