CN213259079U - Clamping device for machining tower crane hook - Google Patents

Clamping device for machining tower crane hook Download PDF

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Publication number
CN213259079U
CN213259079U CN202021882076.9U CN202021882076U CN213259079U CN 213259079 U CN213259079 U CN 213259079U CN 202021882076 U CN202021882076 U CN 202021882076U CN 213259079 U CN213259079 U CN 213259079U
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China
Prior art keywords
movable rod
cross
rod
cross movable
clamping device
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CN202021882076.9U
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Chinese (zh)
Inventor
李桂林
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Changde Weilian Machinery Co ltd
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Changde Weilian Machinery Co ltd
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Priority to CN202021882076.9U priority Critical patent/CN213259079U/en
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Abstract

The utility model discloses a clamping device for processing a tower crane hook, which comprises a base, wherein a fixed shaft is arranged on the outer surface of the top of the base, a first cross movable rod and a second cross movable rod are movably sleeved outside the fixed shaft, a first connecting rod is fixedly connected with the outer wall of the rear side of the first cross movable rod, by arranging the telescopic cylinder, the movable cross rod, the first cross movable rod, the second cross movable rod, the fixed shaft and the like, the first cross movable rod is movably connected with the second cross movable rod through the fixed shaft, the movable cross bar is driven by the telescopic shaft of the telescopic cylinder to slide on the first cross movable rod and the second cross movable rod, make first clamp ring and second clamp ring be close to each other and press from both sides tightly the lifting hook, press from both sides tight dynamics bigger, the lifting hook can not drop easily, and convenient operation, the device simple structure, convenient and practical.

Description

Clamping device for machining tower crane hook
Technical Field
The utility model relates to a clamping device technical field especially relates to a clamping device of tower machine lifting hook processing.
Background
The tower crane is the most commonly used hoisting equipment on the construction site, also called "tower crane", and is used for hanging construction raw materials such as reinforcing steel bars, wood ridges, concrete, steel pipes and the like for construction by using the extension (height) of one section by one section (called "standard section" for short), the tower crane is an essential equipment on the construction site, in a clamp, a device for preventing a workpiece from generating displacement or vibration in the machining process is called as a clamping device, and the following requirements are considered when the clamping device is designed: 1. the position of the workpiece is not changed in the clamping process, 2. the clamping force can ensure that the workpiece does not generate displacement or vibration in the machining process and does not press the surface of the workpiece or cause deformation, 3. the operation is convenient, the clamping action is rapid, so that the productivity is improved; the structure is simple, the manufacture is easy, the cost of the clamp is reduced, 4, the clamp can be self-locked, namely, the clamping state of a workpiece can be still kept after the original force is removed, 5, the operation is safe, and the labor intensity is low.
The lifting hook is an important part on the tower crane, and the lifting hook needs to be processed for many times to ensure the service life and the strength of the lifting hook, and the clamping strength of the existing clamp is not enough, so that the lifting hook is easy to fall off, and a new clamping device for processing the lifting hook of the tower crane needs to be designed to solve the problems.
Disclosure of Invention
The utility model aims at solving the defects existing in the prior art and providing a clamping device for machining a tower crane hook.
In order to achieve the above purpose, the utility model adopts the following technical scheme: a clamping device for machining a tower crane hook comprises a base, wherein a fixed shaft is arranged on the outer surface of the top of the base;
a first cross movable rod and a second cross movable rod are movably sleeved on the outer side of the fixed shaft;
the outer wall of the rear side of the first cross movable rod is fixedly connected with a first connecting rod, the tail end of the rear side of the first connecting rod is fixedly connected with a first clamping ring, and the inner side of the first clamping ring is movably connected with a first telescopic ring;
the outer wall of the rear side of the second cross movable rod is fixedly connected with a second connecting rod, the tail end of the rear side of the second connecting rod is fixedly connected with a second clamping ring, and the inner side of the second clamping ring is movably connected with a second telescopic ring;
the outer surface of the bottom of the first cross movable rod and the outer surface of the bottom of the second cross movable rod are both fixedly connected with supporting rods;
the outer surface of the top of the base is fixedly connected with an installation seat, the outer surface of the top of the installation seat is fixedly provided with a telescopic cylinder, and one side of a telescopic shaft of the telescopic cylinder is fixedly connected with a movable cross rod;
slide rails are arranged in the first cross movable rod and the second cross movable rod and correspond to the movable cross rod.
As a further description of the above technical solution:
the first cross movable rods and the second cross movable rods are symmetrical relative to the central axis of the fixed shaft, and the first cross movable rods and the second cross movable rods are movably connected through the fixed shaft.
As a further description of the above technical solution:
the first connecting rod and the first cross movable rod and the second connecting rod and the second cross movable rod are fixedly connected through welding.
As a further description of the above technical solution:
the first telescopic ring and the second telescopic ring are made of rubber materials, and the first telescopic ring and the first clamping ring as well as the second telescopic ring and the second clamping ring are in interference fit.
As a further description of the above technical solution:
the outer surface of the top of the base is provided with a sliding groove corresponding to the supporting rod.
As a further description of the above technical solution:
the movable cross rod is connected with the first cross movable rod and the second cross movable rod in a sliding mode through the sliding rails.
The utility model discloses following beneficial effect has:
1. the utility model provides a clamping device of tower machine lifting hook processing compares with traditional device, through being provided with telescopic cylinder, remove the horizontal pole, first alternately movable rod, devices such as second alternately movable rod and fixed axle, first alternately movable rod passes through fixed axle and second alternately movable rod looks swing joint, the telescopic shaft through telescopic cylinder drives and removes the horizontal pole and slides on first alternately movable rod and second alternately movable rod, make first clamp ring and second clamp ring be close to each other and press from both sides the clamping hook tightly, it is bigger to press from both sides tight dynamics, the lifting hook can not drop easily, and convenient operation, the device simple structure, convenience and practicality.
2. Compared with the traditional device, the device has great innovation and improvement in structure and design, and the first telescopic ring and the second telescopic ring are made of rubber materials and can protect the clamped part of the lifting hook, and meanwhile, the contact area between the first telescopic ring and the lifting hook can be increased in a telescopic mode, so that the clamping force is increased, and the device is worth popularizing.
Drawings
Fig. 1 is a front view structural diagram of a clamping device for machining a tower crane hook provided by the utility model;
fig. 2 is a top view structural diagram of the clamping device for machining the tower crane hook provided by the utility model;
fig. 3 is a schematic view of a position relationship between the first cross movable rod and the slide rail.
Illustration of the drawings:
1. a base; 2. a mounting seat; 3. a telescopic cylinder; 4. moving the cross bar; 5. a first cross active bar; 6. a chute; 7. a first link; 8. a first clamp ring; 9. a first telescopic ring; 10. a second telescopic ring; 11. a second clamping ring; 12. a second link; 13. a fixed shaft; 14. a second cross active bar; 15. a support bar; 16. a slide rail.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only 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 work belong to the protection scope of the present invention.
In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention; the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance, and furthermore, unless otherwise explicitly stated or limited, the terms "mounted," "connected," and "connected" are to be construed broadly and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Referring to fig. 1-3, the present invention provides an embodiment: a clamping device for machining a tower crane hook comprises a base 1, a fixed shaft 13 is arranged on the outer surface of the top of the base 1, a first cross movable rod 5 and a second cross movable rod 14 are movably sleeved on the outer side of the fixed shaft 13, a first connecting rod 7 is fixedly connected to the outer wall of the rear side of the first cross movable rod 5, a first clamping ring 8 is fixedly connected to the tail end of the rear side of the first connecting rod 7, a first telescopic ring 9 is movably connected to the inner side of the first clamping ring 8, a second connecting rod 12 is fixedly connected to the outer wall of the rear side of the second cross movable rod 14, a second clamping ring 11 is fixedly connected to the tail end of the rear side of the second connecting rod 12, a second telescopic ring 10 is movably connected to the inner side of the second clamping ring 11, supporting rods 15 are fixedly connected to the outer surface of the bottom of the first cross movable rod 5 and the outer surface of the bottom of the second cross movable rod 14, one side of a telescopic shaft of the telescopic cylinder 3 is fixedly connected with a movable cross rod 4, and slide rails 16 are arranged in the first cross movable rod 5 and the second cross movable rod 14 corresponding to the movable cross rod 4.
The first cross movable rod 5 and the second cross movable rod 14 are symmetrical about the central axis of the fixed shaft 13, the first cross movable rod 5 and the second cross movable rod 14 are movably connected through the fixed shaft 13, the first clamp ring 8 and the second clamp ring 11 are driven to approach through the rotary connection of the first cross movable rod 5 and the second cross movable rod 14 to clamp the hook, the first connecting rod 7 and the first cross movable rod 5 and the second connecting rod 12 and the second cross movable rod 14 are fixedly connected through welding, the first clamp ring 8 and the second clamp ring 11 are fixedly connected with the first cross movable rod 5 and the second cross movable rod 14 through the first connecting rod 7 and the second connecting rod 12 respectively, the welding cost is low, the stability is good, the first telescopic ring 9 and the second telescopic ring 10 are made of rubber, and the first telescopic ring 9 and the first telescopic ring 8 and the second telescopic ring 10 are in interference fit with the second clamp ring 11, be convenient for protect the portion that the lifting hook is pressed from both sides tightly, interference fit makes first expansion ring 9 and second expansion ring 10 have good centering nature, 1 top surface of base and bracing piece 15 corresponding position have seted up spout 6, the slip of bracing piece 15 on base 1 is convenient for, bracing piece 15 supports first alternately movable rod 5 and second alternately movable rod 14, remove horizontal pole 4 through slide rail 16 and first alternately movable rod 5 and second alternately movable rod 14 looks sliding connection, the rotation of first alternately movable rod 5 of removal control and second alternately movable rod 14 of removing horizontal pole 4.
The working principle is as follows: the utility model provides a clamping device and traditional device that tower machine lifting hook processing have great improvement innovation, when using this clamping device of tower machine lifting hook processing, at first place the lifting hook between first clamp ring 8 and second clamp ring 11, start telescopic cylinder 3 and drive removal horizontal pole 4 and remove, it drives first alternately movable rod 5 and the alternately movable rod 14 of second and rotates to remove horizontal pole 4 and remove, press from both sides tight fixed to the lifting hook, can adjust about first expansion ring 9 and the flexible ring 10 of second go on simultaneously before pressing from both sides tightly, increase and hanger rail's area of contact, guarantee to press from both sides tight intensity.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications and variations can be made in the embodiments or in part of the technical features of the embodiments without departing from the spirit and the scope of the invention.

Claims (6)

1. The utility model provides a clamping device of tower machine lifting hook processing, includes base (1), its characterized in that: a fixed shaft (13) is arranged on the outer surface of the top of the base (1);
a first cross movable rod (5) and a second cross movable rod (14) are movably sleeved on the outer side of the fixed shaft (13);
the outer wall of the rear side of the first cross movable rod (5) is fixedly connected with a first connecting rod (7), the tail end of the rear side of the first connecting rod (7) is fixedly connected with a first clamping ring (8), and the inner side of the first clamping ring (8) is movably connected with a first telescopic ring (9);
the outer wall of the rear side of the second cross movable rod (14) is fixedly connected with a second connecting rod (12), the tail end of the rear side of the second connecting rod (12) is fixedly connected with a second clamping ring (11), and the inner side of the second clamping ring (11) is movably connected with a second telescopic ring (10);
the outer surface of the bottom of the first cross movable rod (5) and the outer surface of the bottom of the second cross movable rod (14) are both fixedly connected with a support rod (15);
the outer surface of the top of the base (1) is fixedly connected with an installation seat (2), the outer surface of the top of the installation seat (2) is fixedly provided with a telescopic cylinder (3), and one side of a telescopic shaft of the telescopic cylinder (3) is fixedly connected with a movable cross rod (4);
slide rails (16) are arranged in the first cross movable rod (5) and the second cross movable rod (14) corresponding to the movable cross rod (4).
2. The clamping device for machining the lifting hook of the tower crane according to claim 1, wherein the clamping device comprises: the first cross movable rod (5) and the second cross movable rod (14) are symmetrical about the central axis of the fixed shaft (13), and the first cross movable rod (5) and the second cross movable rod (14) are movably connected through the fixed shaft (13).
3. The clamping device for machining the lifting hook of the tower crane according to claim 1, wherein the clamping device comprises: the first connecting rod (7) and the first cross movable rod (5) and the second connecting rod (12) and the second cross movable rod (14) are fixedly connected through welding.
4. The clamping device for machining the lifting hook of the tower crane according to claim 1, wherein the clamping device comprises: the first telescopic ring (9) and the second telescopic ring (10) are made of rubber materials, and the first telescopic ring (9) and the first clamping ring (8) as well as the second telescopic ring (10) and the second clamping ring (11) are in interference fit.
5. The clamping device for machining the lifting hook of the tower crane according to claim 1, wherein the clamping device comprises: the outer surface of the top of the base (1) corresponds to the support rod (15) and is provided with a sliding chute (6).
6. The clamping device for machining the lifting hook of the tower crane according to claim 1, wherein the clamping device comprises: the movable cross rod (4) is connected with the first cross movable rod (5) and the second cross movable rod (14) in a sliding mode through a sliding rail (16).
CN202021882076.9U 2020-09-02 2020-09-02 Clamping device for machining tower crane hook Active CN213259079U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202021882076.9U CN213259079U (en) 2020-09-02 2020-09-02 Clamping device for machining tower crane hook

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202021882076.9U CN213259079U (en) 2020-09-02 2020-09-02 Clamping device for machining tower crane hook

Publications (1)

Publication Number Publication Date
CN213259079U true CN213259079U (en) 2021-05-25

Family

ID=75938624

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202021882076.9U Active CN213259079U (en) 2020-09-02 2020-09-02 Clamping device for machining tower crane hook

Country Status (1)

Country Link
CN (1) CN213259079U (en)

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