CN217413861U - Hand-held type chain link extracting tool - Google Patents
Hand-held type chain link extracting tool Download PDFInfo
- Publication number
- CN217413861U CN217413861U CN202220991675.7U CN202220991675U CN217413861U CN 217413861 U CN217413861 U CN 217413861U CN 202220991675 U CN202220991675 U CN 202220991675U CN 217413861 U CN217413861 U CN 217413861U
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- screw
- hollow screw
- chain link
- chain
- guide hole
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Abstract
The utility model relates to a hand-held chain link dismounting tool, belonging to the technical field of cigarette shredding machinery; the handheld chain link dismounting tool comprises a base, a first hollow screw, a second hollow screw, a thimble screw and a handle; the utility model discloses a press from both sides tightly and loosen the chain link at the first hollow screw of base both sides installation and the hollow screw of second to install thimble screw on first hollow screw, so that it is ejecting with the round pin axle on the chain link through the mode of advancing thimble screw on first hollow screw, thereby accomplish the dismantlement to the chain link, simple structure, convenient to use, labour saving and time saving, dismantle efficiently, be applicable to the operation is dismantled to the chain link of narrow position department.
Description
Technical Field
The utility model relates to a hand-held type chain link extracting tool belongs to cigarette throwing machinery technical field.
Background
The chain transmission is a transmission mode for transmitting the motion and power of a driving chain wheel with special tooth shapes to a driven chain wheel with special tooth shapes through a chain, and in a tobacco processing workshop for cigarette production, the chain transmission is a main transmission mode of various cigarette tobacco processing machines in the tobacco processing workshop.
In a tobacco shred manufacturing workshop for cigarette production, equipment needs to run for a long time under high load, so that a chain is seriously abraded, the whole chain or a part of chain links of the chain need to be disassembled, maintained and replaced, in order to facilitate installation, a longer chain is usually installed on a chain wheel during installation, and then redundant chain links are disassembled; therefore, when the chain is disassembled, the chain is in a state of being installed on the chain wheel, the space of the position where the chain is installed is narrow, the chain is difficult to disassemble in a traditional mode of knocking the pin shaft, and the problems that the disassembling difficulty is large, the working strength is large, the disassembling efficiency is low and the like exist in the chain disassembling process.
SUMMERY OF THE UTILITY MODEL
In order to overcome the problem that exists among the background art, the utility model provides a hand-held type chain link extracting tool, press from both sides tightly and loosen the chain link through installing first hollow screw and the hollow screw of second in base both sides, and install the thimble screw on first hollow screw, so that it is ejecting with the round pin axle on the chain link through the mode of advancing the thimble screw on first hollow screw, thereby accomplish the dismantlement to the chain link, moreover, the steam generator is simple in structure, high durability and convenient use, time saving and labor saving, the dismantlement is efficient, the operation is dismantled to the chain link that is applicable to narrow position department.
In order to solve the above problem, the utility model discloses a following technical scheme realizes:
hand-held type chain link extracting tool includes base, first hollow screw, second hollow screw, thimble screw, handle, the base is "concave" shape structure, and the base both sides are provided with first guide hole, second guide hole, and first guide hole is coaxial with the second guide hole, and just first guide hole, the inside internal thread that is provided with of second guide hole, first hollow screw passes through the screw thread and installs in first guide hole, and the second hollow screw passes through the screw thread and installs in the second guide hole, all be provided with the through-hole on the axial of first hollow screw and second hollow screw, and the through-hole inner wall of first hollow screw is provided with the internal thread, thimble screw passes through screw thread demountable installation on first hollow screw, still install the handle on the base.
Preferably, the inner diameters of the through holes of the first hollow screw and the second hollow screw are slightly larger than the diameter of the chain pin shaft, and the diameter of the thimble screw is slightly smaller than the diameter of the chain pin shaft.
Preferably, the length of the thread part of the thimble screw is greater than the sum of the lengths of the first hollow screw and the second hollow screw and the sum of the widths of the chains.
Preferably, the tail end of the thimble screw is also provided with a handle.
The utility model has the advantages that:
the utility model discloses a press from both sides tightly and loosen the chain link at the first hollow screw of base both sides installation and the hollow screw of second to install thimble screw on first hollow screw, so that it is ejecting with the round pin axle on the chain link through the mode of advancing thimble screw on first hollow screw, thereby accomplish the dismantlement to the chain link, simple structure, convenient to use, labour saving and time saving, dismantle efficiently, be applicable to the operation is dismantled to the chain link of narrow position department.
Drawings
Fig. 1 is a schematic view of the overall structure of the present invention;
fig. 2 is a schematic view of the exploded structure of the present invention.
Description of the reference numerals: 1-base, 2-first hollow screw, 3-second hollow screw, 4-thimble screw, 5-handle, 6-handle, 11-first guide hole, 12-second guide hole.
Detailed Description
In order to make the objects, technical solutions, objectives and effects of the present invention obvious and understandable, preferred embodiments of the present invention will be described in detail below with reference to the accompanying drawings so that the skilled person can understand the preferred embodiments.
It should be noted that, in the description of the present invention, unless explicitly specified or limited, the terms "mounted," "connected," and "connected" should be broadly interpreted, i.e., they may be fixedly connected or detachably connected; can be mechanically or electrically connected; may be directly connected or indirectly connected through an intermediate.
In the present invention, as shown in fig. 1-2, the hand-held chain link detaching tool includes a base 1, a first hollow screw 2, a second hollow screw 3, a thimble screw 4, and a handle 5. The base 1 is of a concave structure, so that a chain link to be disassembled of the chain can be conveniently placed in the concave part of the base 1; a first guide hole 11 and a second guide hole 12 are arranged on two sides of the base 1, so that the first guide hole 11 and the second guide hole 12 are coaxial, and internal threads are arranged in the first guide hole 11 and the second guide hole 12; the first hollow screw 2 is installed in the first guide hole 11 through threads, and the second hollow screw 3 is installed in the second guide hole 12 through threads, so that the distance between the first hollow screw 2 and the second hollow screw 3 can be adjusted through the threads, and chain links can be clamped or loosened through the first hollow screw 2 and the second hollow screw 3; through holes are formed in the first hollow screw 2 and the second hollow screw 3 in the axial direction, wherein internal threads are formed in the inner wall of each through hole of the first hollow screw 2, and the through holes of the second hollow screws 3 are unthreaded holes; the thimble screw 4 is detachably mounted on the first hollow screw 2 through threads, so that a pin shaft on a chain link is ejected out in a mode of screwing the thimble screw 4 on the first hollow screw 2, the chain link can be detached, and the chain link detaching tool is simple in structure, convenient to use, time-saving, labor-saving and high in detaching efficiency; base 1 on still install handle 5 to hold this extracting tool through handle 5, can place the narrow position department of unit with this extracting tool and support and accomplish the chain link and dismantle the operation, solved traditional dismantlement mode and be difficult to carry out the problem dismantled to the chain link of narrow position department.
In the present invention, as shown in fig. 1-2, preferably, the inner diameters of the through holes of the first hollow screw 2 and the second hollow screw 3 are slightly larger than the diameter of the chain pin shaft, so that the through holes of the first hollow screw 2 and the second hollow screw 3 are aligned with the chain pin shaft when the chain pin shaft is disassembled, and the chain pin shaft is conveniently pushed out from the through hole of the second hollow screw 3; the diameter of the thimble screw 4 is slightly smaller than that of the chain pin shaft, so that the thimble screw 4 can smoothly pass through the pin hole of the chain link in the process of tightly pushing the chain pin shaft by the thimble screw 4, and the pin shaft on the chain link can be conveniently ejected by the thimble screw 4.
In the present invention, as shown in fig. 1-2, preferably, the length of the thread portion of the thimble screw 4 is greater than the sum of the length of the first hollow screw 2 and the second hollow screw 3 and the sum of the width of the chain, so that the thimble screw 4 can eject the pin on the chain link completely and push the pin out of the through hole of the second hollow screw 3.
In the present invention, as shown in fig. 1-2, preferably, the handle 6 is further installed at the end of the thimble screw 4, so that the thimble screw 4 can be screwed in quickly by rotating the handle 6, thereby improving the disassembling efficiency.
The utility model discloses a working process:
when the chain link is required to be disassembled, the base 1 is placed at the position of the chain by the aid of the handheld handle 5, the chain link to be disassembled of the chain is placed in the concave part of the base 1, a pin shaft of the chain link to be disassembled is aligned to through holes of the first hollow screw 2 and the second hollow screw 3, the chain is clamped by tightening the first hollow screw 2 and the second hollow screw 3, the thimble screw 4 is screwed into the first hollow screw 2, the thimble screw 4 is screwed into the handle 6 quickly, the pin shaft on the chain link is ejected out by the thimble screw 4, the pin shaft is released from the chain link by the thimble screw 4 from the through hole of the second hollow screw 3, the thimble screw 4 is taken out, the first hollow screw 2 and the second hollow screw 3 are unscrewed, the chain can be disconnected, and the chain links of corresponding number can be disassembled according to installation requirements.
The utility model discloses a press from both sides tightly and loosen the chain link at the first hollow screw of base both sides installation and the hollow screw of second to install thimble screw on first hollow screw, so that it is ejecting with the round pin axle on the chain link through the mode of advancing thimble screw on first hollow screw, thereby accomplish the dismantlement to the chain link, simple structure, convenient to use, labour saving and time saving, dismantle efficiently, be applicable to the operation is dismantled to the chain link of narrow position department.
Finally, it is noted that the above-mentioned preferred embodiments illustrate rather than limit the invention, and that, although the invention has been described in detail with reference to the above-mentioned preferred embodiments, it will be understood by those skilled in the art that various changes in form and details may be made therein without departing from the scope of the invention as defined by the appended claims.
Claims (4)
1. A hand-held chain link extracting tool which characterized in that: the handheld chain link dismounting tool comprises a base (1), a first hollow screw (2), a second hollow screw (3), an ejector pin screw (4) and a handle (5), wherein the base (1) is of a concave structure, a first guide hole (11) and a second guide hole (12) are arranged on two sides of the base (1), the first guide hole (11) and the second guide hole (12) are coaxial, internal threads are arranged in the first guide hole (11) and the second guide hole (12), the first hollow screw (2) is installed in the first guide hole (11) through threads, the second hollow screw (3) is installed in the second guide hole (12) through threads, through holes are arranged in the first hollow screw (2) and the second hollow screw (3) in the axial direction, the inner wall of the through hole of the first hollow screw (2) is provided with the internal threads, the ejector pin screw (4) is detachably installed on the first hollow screw (2) through threads, the base (1) is also provided with a handle (5).
2. A hand-held chain link removal tool according to claim 1, wherein: the inner diameters of through holes of the first hollow screw (2) and the second hollow screw (3) are slightly larger than the diameter of the chain pin shaft, and the diameter of the thimble screw (4) is slightly smaller than the diameter of the chain pin shaft.
3. A hand-held chain link removal tool according to claim 1, wherein: the length of the thread part of the thimble screw (4) is larger than the sum of the lengths of the first hollow screw (2) and the second hollow screw (3) and the sum of the chain width.
4. A hand-held chain link removal tool according to claim 1 or 3, wherein: and the tail end of the thimble screw (4) is also provided with a handle (6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220991675.7U CN217413861U (en) | 2022-04-27 | 2022-04-27 | Hand-held type chain link extracting tool |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220991675.7U CN217413861U (en) | 2022-04-27 | 2022-04-27 | Hand-held type chain link extracting tool |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217413861U true CN217413861U (en) | 2022-09-13 |
Family
ID=83185509
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220991675.7U Active CN217413861U (en) | 2022-04-27 | 2022-04-27 | Hand-held type chain link extracting tool |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217413861U (en) |
-
2022
- 2022-04-27 CN CN202220991675.7U patent/CN217413861U/en active Active
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