阅读说明：本技术 一种新型手动折弯管夹翅片的夹紧钳及其操作方法 (Novel clamping pliers for manually bending pipe clamp fin and operation method thereof ) 是由 陶林 谢虹 朴雨植 文世武 于 2019-11-20 设计创作，主要内容包括：本发明提供一种新型手动折弯管夹翅片的夹紧钳,包括杠杆式夹紧钳和杠杆式弯折钳,所述杠杆式夹紧钳包括连接第一钳口的第一钳臂和连接第二钳口的第二钳臂,所述第一钳臂和第二钳臂在分别与第一钳口和第二钳口的连接处通过大插销相互活动铰接形成杠杆结构；所述杠杆式折弯钳包括折弯钳臂、折弯杠杆和折弯压板,所述折弯钳臂通过折弯杠杆连接折弯压板,所述折弯钳臂与杠杆式夹紧钳通过大插销活动连接,所述折弯压板设置在第二钳口上。本发明还提供一种新型手动折弯管夹翅片的夹紧钳的操作方法。本发明将夹紧与折弯步骤合为一体,简化了操作步骤,改善人员操作方式,方便安装管夹,弯折翅片,可以有效提升组装效率,且使用方便,适用于多种使用环境。(The invention provides a pair of novel clamping pliers for manually bending pipe clamp fins, which comprises a lever type clamping pliers and a lever type bending pliers, wherein the lever type clamping pliers comprise a first pliers arm connected with a first jaw and a second pliers arm connected with a second jaw, and the first pliers arm and the second pliers arm are movably hinged with each other at the joint of the first jaw and the second jaw through a large bolt to form a lever structure; the lever type bending pliers comprise bending pliers arms, a bending lever and a bending pressing plate, the bending pliers arms are connected with the bending pressing plate through the bending lever, the bending pliers arms are movably connected with the lever type clamping pliers through large bolts, and the bending pressing plate is arranged on the second jaw. The invention also provides an operation method of the novel clamping pliers for manually bending the pipe clamp fin. The invention integrates the clamping and bending steps into a whole, simplifies the operation steps, improves the operation mode of personnel, is convenient to install the pipe clamp and bend the fin, can effectively improve the assembly efficiency, is convenient to use and is suitable for various use environments.)

1. The novel clamping pincers for manually bending the pipe clamp fin are characterized by comprising lever-type clamping pincers and lever-type bending pincers, wherein the lever-type clamping pincers comprise a first tong arm (1) connected with a first jaw (3) and a second tong arm (2) connected with a second jaw (4), and the first tong arm (1) and the second tong arm (2) are movably hinged with each other at the connecting parts of the first jaw (3) and the second jaw (4) through a large bolt (8) to form a lever structure; the lever type bending clamp comprises a bending clamp arm (5), a bending lever (6) and a bending pressing plate (7), the bending clamp arm (5) is connected with the bending pressing plate (7) through the bending lever (6), the bending clamp arm (5) is movably connected with the lever type clamping clamp through a large bolt (8), and the bending pressing plate (7) is arranged on a second jaw (4); the first clamp arm (1) and the second clamp arm (2) are stressed to clamp and drive the first jaw (3) and the second jaw (4) to be occluded, and the bending clamp arm (5) is stressed to drive the bending pressure plate (7) to rotate clockwise to press forwards through the bending lever (6).

2. The novel clamping pliers for manually bending pipe clamp fins according to claim 1, wherein when the bending pliers arms (5) are pressed down to the maximum, the bending pressing plates (7) are perpendicular to the occlusal surfaces of the first jaw (3) and the second jaw (4); when the bending clamp arm (5) is lifted to the maximum, the bending pressing plate (7) is parallel to the occlusal surface of the first jaw (3) and the second jaw (4).

3. The novel clamping pliers for manually bending pipe clamp fins according to claim 1 is characterized in that the bending pliers arms (5) are composed of a disc and a handle, and a bolt hole for inserting a large bolt (8) is formed in the middle of the disc.

4. The novel clamping pliers for manually bending pipe clamp fins according to claim 3 is characterized in that one end of the bending lever (6) is movably arranged on the outer surface of a disc of the bending pliers arm (5) through a small bolt, and the other end of the bending lever is movably connected with the upper end of the bending pressing plate (7) through the small bolt.

5. The novel clamping pliers for manually bending the pipe clamp fins according to claim 4 is characterized in that the bending pressing plate (7) is arranged between the bending lever (6) and the second jaw (4), the upper end of the bending pressing plate (7) is movably connected with the bending lever (6), and the lower end of the bending pressing plate is movably arranged at the upper end of the occlusal surface of the second jaw (4) through a small bolt.

6. The novel clamping pliers for manually bending pipe clamp fins according to claim 1, wherein the maximum included angle between the first pliers arm (1) and the second pliers arm (2) when the first pliers arm and the second pliers arm are not stressed to open is 35 degrees.

7. The novel clamping pliers for manually bending pipe clamp fins according to claim 1, wherein the length of the bending clamp arm (5) does not exceed the length of the first clamp arm (1) and the second clamp arm (2), and the length of the first clamp arm (1) and the length of the second clamp arm (2) are greater than the length of the first jaw (3) and the length of the second jaw (4).

8. The novel clamping pliers for manually bending pipe clamp fins according to claim 1, wherein when the first pliers arm (1) and the second pliers arm (2) are clamped to the maximum extent, the occlusal surfaces of the first pliers jaw (3) and the second pliers jaw (4) are not jointed, and a gap is left.

9. The novel clamping pliers for manually bending the fins of a pipe clamp according to claim 1, wherein the lever-type clamping pliers and the lever-type bending pliers are both made of stainless steel.

10. The operation method of the novel clamping pliers for manually bending the pipe clamp fin is characterized by comprising the following steps:

placing a pipe clamp (9), wherein the first clamp arm (1) and the second clamp arm (2) are opened until the included angle between the two clamp arms is 35 degrees, the lever type bending clamp is opened until a bending pressing plate (7) is perpendicular to the occlusal surfaces of the first jaw (3) and the second jaw (4), the pipe clamp (9) is placed between the occlusal surfaces of the first jaw (3) and the second jaw (4), and a fin (10) to be bent on the pipe clamp (9) is aligned to the bending pressing plate (7);

bending a fin (10), clamping a first clamp arm (1) and a second clamp arm (2), driving a first clamp opening (3) and a second clamp opening (4) to be occluded by the first clamp arm (1) and the second clamp arm (2), and clamping a pipe clamp (9) in an occlusion surface; after the pipe clamp (9) is clamped, the bending clamp arm (5) is lifted, the bending clamp arm (5) drives the bending pressure plate (7) to rotate clockwise through the bending lever (6) to press forward, and a fin (10) to be bent on the pipe clamp (9) is bent forward to complete bending and fixing of the fin (10);

and thirdly, taking out the pipe clamp (9), pressing down the bending clamp arm (5) to drive the bending press plate (7) to rotate anticlockwise and erect, then loosening the first clamp arm (1) and the second clamp arm (2) to open the lever type clamping pliers, and taking out the pipe clamp (9) with the bent fin (10).

Technical Field

The invention relates to the field of clamping pincers, in particular to a novel clamping pincers for manually bending a pipe clamp fin and an operation method of the novel clamping pincers.

Background

Along with the automobile industry development, automobile air conditioner market demand is more and more, and its stability need be guaranteed to the air conditioner pipeline in the installation to need the pipe clamp to fix the pipeline on stable structure, relatively hard in the manual installation, and do not snatch well. Meanwhile, the problems that the pipe clamp is not easy to clamp when the pipe clamp is installed, and the fin is difficult to apply force when being bent exist. When the fins are bent manually, the effect is not ideal enough, and the situations of not-in-place bending, not-tight pressing and the like often occur.

Disclosure of Invention

Aiming at the defects in the prior art, the invention aims to provide a novel clamping pliers for manually bending a pipe clamp fin and an operation method thereof, wherein the clamping pliers integrates the clamping step and the bending step, simplifies the operation steps, improves the operation mode of personnel, is convenient for installing the pipe clamp and bending the fin, and can effectively improve the assembly efficiency; and simple structure, the volume is less, and convenient to use is applicable to multiple service environment.

According to one aspect of the invention, the novel clamping pliers for manually bending the pipe clamp fins comprise lever-type clamping pliers and lever-type bending pliers, wherein the lever-type clamping pliers comprise a first pliers arm (1) connected with a first jaw (3) and a second pliers arm (2) connected with a second jaw (4), and the first pliers arm (1) and the second pliers arm (2) are movably hinged with each other at the connecting parts of the first jaw (3) and the second jaw (4) through a large bolt (8) to form a lever structure; the lever type bending clamp comprises a bending clamp arm (5), a bending lever (6) and a bending pressing plate (7), the bending clamp arm (5) is connected with the bending pressing plate (7) through the bending lever (6), the bending clamp arm (5) is movably connected with the lever type clamping clamp through a large bolt (8), and the bending pressing plate (7) is arranged on a second jaw (4); the first clamp arm (1) and the second clamp arm (2) are stressed to clamp and drive the first jaw (3) and the second jaw (4) to be occluded, and the bending clamp arm (5) is stressed to drive the bending pressure plate (7) to rotate clockwise to press forwards through the bending lever (6).

Preferably, when the bending clamp arm (5) is pressed down to the maximum, the bending pressing plate (7) is perpendicular to the occlusal surface of the first jaw (3) and the second jaw (4); when the bending clamp arm (5) is lifted to the maximum, the bending pressing plate (7) is parallel to the occlusal surface of the first jaw (3) and the second jaw (4).

Preferably, the bending forceps arm (5) consists of a disc and a handle, and a bolt hole for inserting a large bolt (8) is formed in the middle of the disc.

Preferably, one end of the bending lever (6) is movably arranged on the outer surface of the disc of the bending clamp arm (5) through a small bolt, and the other end of the bending lever is movably connected with the upper end of the bending pressing plate (7) through the small bolt.

Preferably, the bending pressing plate (7) is arranged between the bending lever (6) and the second jaw (4), the upper end of the bending pressing plate (7) is movably connected with the bending lever (6), and the lower end of the bending pressing plate is movably arranged at the upper end of the occlusal surface of the second jaw (4) through a small bolt.

Preferably, the maximum included angle between the first forceps arm (1) and the second forceps arm (2) when the forceps arms are not stressed to open is 35 degrees.

Preferably, the length of the bending clamp arm (5) does not exceed the length of the first clamp arm (1) and the second clamp arm (2), and the length of the first clamp arm (1) and the length of the second clamp arm (2) are greater than the length of the first jaw (3) and the length of the second jaw (4). The length of the bending clamp arm (5) does not exceed the lengths of the first clamp arm (1) and the second clamp arm (2) so as to prevent the influence on operation. The length of the first clamp arm (1) and the length of the second clamp arm (2) are larger than that of the first clamp opening (3) and that of the second clamp opening (4), and the two clamp openings can clamp the pipe clamp more quickly by only using a small clamping force of the clamp arms, so that the pipe clamp is labor-saving and easy to operate.

Preferably, when the first forceps arm (1) and the second forceps arm (2) are clamped to the maximum extent, the occlusal surfaces of the first jaw (3) and the second jaw (4) are not attached, and a gap is left. The clamping jaws do not completely fit after clamping, and a certain gap is reserved so as to clamp the pipe clamp.

Preferably, the lever-type clamping pincers and the lever-type bending pincers are both made of stainless steel materials. The stability and the reliability of the whole structure are ensured.

In order to achieve the purpose, the invention also provides an operation method of the novel clamping pliers for manually bending the pipe clamp fin, which comprises the following steps:

placing a pipe clamp (9), wherein the first clamp arm (1) and the second clamp arm (2) are opened until the included angle between the two clamp arms is 35 degrees, the lever type bending clamp is opened until a bending pressing plate (7) is perpendicular to the occlusal surfaces of the first jaw (3) and the second jaw (4), the pipe clamp (9) is placed between the occlusal surfaces of the first jaw (3) and the second jaw (4), and a fin (10) to be bent on the pipe clamp (9) is aligned to the bending pressing plate (7);

bending a fin (10), clamping a first clamp arm (1) and a second clamp arm (2), driving a first clamp opening (3) and a second clamp opening (4) to be occluded by the first clamp arm (1) and the second clamp arm (2), and clamping a pipe clamp (9) in an occlusion surface; after the pipe clamp (9) is clamped, the bending clamp arm (5) is lifted, the bending clamp arm (5) drives the bending pressure plate (7) to rotate clockwise through the bending lever (6) to press forward, and a fin (10) to be bent on the pipe clamp (9) is bent forward to complete bending and fixing of the fin (10);

and thirdly, taking out the pipe clamp (9), pressing down the bending clamp arm (5) to drive the bending press plate (7) to rotate anticlockwise and erect, then loosening the first clamp arm (1) and the second clamp arm (2) to open the lever type clamping pliers, and taking out the pipe clamp (9) with the bent fin (10).

Compared with the prior art, the invention has the following beneficial effects:

(1) the invention relates to a novel clamping pliers for manually bending a pipe clamp fin and an operation method thereof.A lever type clamping pliers is used for fixing the position of a pipe clamp, and then the lever type bending pliers are used for bending and fixing the fin on the pipe clamp, so that the clamping and bending steps are integrated, and the lever type clamping pliers and the lever type bending pliers are not influenced with each other during operation, thereby simplifying the operation steps, saving the installation time and reducing the labor input cost;

(2) the invention relates to a novel clamping pliers for manually bending a pipe clamp fin and an operation method thereof.A lever type clamping pliers is mainly used for kneading and fixing a pipe clamp, and the lever type bending pliers can easily bend and fix the fin in place, improve the operation mode of personnel, facilitate the installation of the pipe clamp and bend the fin, and effectively improve the assembly efficiency;

(3) the invention relates to a novel clamping pliers for manually bending a pipe clamp fin and an operation method thereof.A lever principle is applied to hinge two clamping pliers arms, and the larger pressing force required by the pipe clamp pressing of a jaw is reduced to the smaller pressure required by the clamping of the other end pliers arm of a lever device through a lever structure, so that the labor intensity of field installation operation is small, and the clamping and pressing are easier;

(4) the invention relates to a novel clamping pliers for manually bending a pipe clamp fin and an operation method thereof.A length of a plier arm is greater than that of a jaw, so that the two jaws can clamp a pipe clamp more quickly with a small clamping force, and the novel clamping pliers are labor-saving and easy to operate;

(5) the novel clamping pliers for manually bending the pipe clamp fin and the operation method thereof have the advantages that the size of the jaw is small, the jaw is narrow, the gripping and clamping are convenient, the problems that the pipe clamp is not easy to clamp when the pipe clamp is installed and the force application is difficult when the fin is bent are solved, the novel clamping pliers are suitable for being used in special positions, meet various use requirements, and have strong practicability;

(6) the novel clamping pliers for manually bending the pipe clamp fin and the operation method thereof have the advantages of small size, light weight, convenience in use, easiness in operation, high speed and low learning cost;

(7) the novel clamping pliers for manually bending the pipe clamp fin and the operation method thereof can ensure that the fin is bent in place, effectively enhance the stability of the pipe clamp structure and ensure that the pipe clamp is not easy to shake after being installed;

(8) the novel clamping pliers for manually bending the pipe clamp fin and the operation method thereof have the advantages of simple structure, ingenious design, obvious effect, simple manufacture, easy processing and assembly and low cost, and are suitable for large-scale popularization.

Drawings

Other features, objects and advantages of the invention will become more apparent upon reading of the detailed description of non-limiting embodiments with reference to the following drawings:

FIG. 1 is a schematic structural view of a novel clamping pliers for manually bending a tube clamp fin;

FIG. 2 is a schematic view of the pipe clamp clamping fin in an unbent condition;

figure 3 shows a view of the tube clamp clamping fin after bending.

Detailed Description

The present invention will be described in detail with reference to specific examples. The following examples will assist those skilled in the art in further understanding the invention, but are not intended to limit the invention in any way. It should be noted that variations and modifications can be made by persons skilled in the art without departing from the spirit of the invention. All falling within the scope of the present invention.