阅读说明：本技术 一种垫圈的制作方法及垫圈的开口工具 (Method for manufacturing gasket and opening tool of gasket ) 是由 钱伟成 黄敏智 叶育健 叶勇红 周恩全 杨梦丹 于 2020-07-09 设计创作，主要内容包括：本发明公开了一种垫圈的制作方法及垫圈的开口工具,垫圈的制作方法：以半圆形垫圈模具为模板制作出多个整齐排列的半圆形垫圈；在部分半圆形垫圈的端口开设凹口,剩余半圆形垫圈的端口开设能够与凹口配合的凸口；将具有凹口的半圆形垫圈与具有凸口的半圆形垫圈相互配合并粘合,这样在一块完整的板材上能够制作多个垫圈,大大提高板材的利用率。垫圈的开口工具,包括底座和压板,压板铰接在底座的一端,压板在靠近底板的一侧设有压口刀,底板在靠近压板的一侧设有与压口刀配合的压口槽。通过垫圈的开口工具开设的开口平整度高,两半圆形垫圈之间的配合度高,该垫圈的制作方法及垫圈的开口工具适用于垫圈制作领域。(The invention discloses a method for manufacturing a gasket and an opening tool of the gasket, wherein the method for manufacturing the gasket comprises the following steps: a plurality of semicircular gaskets which are arranged in order are manufactured by taking a semicircular gasket mould as a template; a notch is formed in the port of the partial semicircular washer, and a convex opening capable of being matched with the notch is formed in the port of the rest semicircular washers; the semicircular washer with the notch and the semicircular washer with the convex opening are matched and bonded with each other, so that a plurality of washers can be manufactured on a complete plate, and the utilization rate of the plate is greatly improved. The opening tool of the gasket comprises a base and a pressing plate, wherein the pressing plate is hinged to one end of the base, a pressure opening cutter is arranged on one side, close to a bottom plate, of the pressing plate, and a pressure opening groove matched with the pressure opening cutter is arranged on one side, close to the pressing plate, of the bottom plate. The opening formed by the opening tool of the gasket is high in flatness, the matching degree between the two semicircular gaskets is high, and the manufacturing method of the gasket and the opening tool of the gasket are suitable for the field of gasket manufacturing.)

1. A method for manufacturing a gasket is characterized in that: the method comprises the following steps:

manufacturing a semicircular gasket die;

Sequentially and orderly arranging a plurality of semicircular washers on a plate by taking the semicircular washer die as a template;

a notch is formed in the port of part of the semicircular gasket, and a convex opening capable of being matched with the notch is formed in the port of the rest of the semicircular gasket;

and mutually matching and bonding the semicircular washer with the notch and the semicircular washer with the lug.

2. The method of making a gasket as set forth in claim 1, wherein: the openings of the semicircular gaskets are distributed towards the same side integrally.

3. The method of making a gasket as set forth in claim 2, wherein: and the openings of the two adjacent rows of the semicircular gaskets face oppositely along the direction vertical to the perpendicular bisector of the semicircular gaskets.

4. An opening tool for a gasket, characterized in that: the gasket pressing device comprises a base and a pressing plate, wherein the pressing plate is hinged to one end of the base, a pressing opening cutter is arranged on one side, close to the bottom plate, of the pressing plate and used for pressing an assembly opening of a gasket, and a pressing opening groove matched with the pressing opening cutter is arranged on one side, close to the pressing plate, of the bottom plate.

5. The gasket opening tool of claim 4, wherein: the clamp plate with be equipped with splint between the base, splint have first end and second end, first end with the base is articulated, set up on the splint and provide the through-hole that the pressure mouthful sword passed.

6. The gasket opening tool of claim 5, wherein: the second end of the clamping plate is detachably connected with the base.

7. The gasket opening tool of claim 4, wherein: the knife edge of the mouth pressing knife is of a structure in a shape like a Chinese character 'ji'.

8. The gasket opening tool of claim 4, wherein: the movable end of the pressing plate is provided with a handle.

9. The gasket opening tool of claim 4, wherein: one end of the base is bent upwards to form a bending section, and one end of the pressing plate is hinged with the end part of the bending section.

10. The tool for opening a gasket according to claim 9, wherein: the end part of the bending section is provided with a first nut, one end of the pressing plate is provided with a second nut aligned with the first nut, and bolts penetrate through the first nut and the second nut.

Technical Field

The invention is used in the field of gasket manufacturing, and particularly relates to a gasket manufacturing method and a gasket opening tool.

Background

The flange gasket in the pipeline system is used in a large amount no matter in industrial engineering or civil engineering, and most flange gaskets need to be processed on site except for the flange gasket in a special system which is customized.

At present, the flange gasket is usually processed by a method of cutting materials, namely, a complete gasket is processed at one time, the method has the disadvantages of waste material and low plate utilization rate in the process of processing the gasket.

Disclosure of Invention

The present invention is directed to at least solve one of the problems of the prior art, and provides a method for manufacturing a gasket and a tool for opening the gasket, which can effectively save materials and improve the utilization rate of a plate.

The technical scheme adopted by the invention for solving the technical problems is as follows: a method of making a gasket, comprising the steps of:

manufacturing a semicircular gasket die;

manufacturing a plurality of semicircular gaskets which are orderly arranged on a plate by taking the semicircular gasket mould as a template;

a notch is formed in the port of part of the semicircular gasket, and a convex opening capable of being matched with the notch is formed in the port of the rest of the semicircular gasket;

and mutually matching and bonding the semicircular washer with the notch and the semicircular washer with the lug.

Preferably, the openings of the semicircular gaskets are distributed towards the same side integrally.

Preferably, the openings of two adjacent rows of the semicircular gaskets face oppositely along the direction perpendicular to the perpendicular bisector of the semicircular gasket.

The opening tool for the gasket comprises a base and a pressing plate, wherein the pressing plate is hinged to one end of the base, a pressing opening cutter is arranged on one side, close to a bottom plate, of the pressing plate and used for pressing an assembly opening of the assembled gasket, and a pressing opening groove matched with the pressing opening cutter is arranged on one side, close to the pressing plate, of the bottom plate.

Preferably, a clamping plate is arranged between the pressing plate and the base, the clamping plate is provided with a first end and a second end, the first end is hinged to the base, and a through hole for the opening pressing knife to pass through is formed in the clamping plate.

Preferably, the second end of the clamping plate is detachably connected with the base.

Preferably, the knife edge of the mouth pressing knife is of a zigzag structure.

Preferably, a handle is installed at the movable end of the pressure plate.

Preferably, one end of the base is bent upwards to form a bending section, and the end part of the bending section at one end of the pressing plate is hinged.

Preferably, a first nut is arranged at the end of the bending section, a second nut aligned with the first nut is arranged at one end of the pressing plate, and a bolt penetrates through the first nut and the second nut.

One of the above technical solutions has at least one of the following advantages or beneficial effects: at first, make the semicircular gasket mould, then use the semicircular gasket mould as the template to process a plurality of semicircular gaskets neatly arranged in proper order on panel, the port of the partial semicircular gasket that will process out is seted up out the notch, the port of remaining semicircular gasket is seted up out can with notch complex tang, the semicircular gasket that will have the notch mutually supports and bonds with the semicircular gasket that has the tang and forms a complete packing ring, can make a plurality of packing rings on a complete panel like this, improve the utilization ratio of panel greatly, and the opening roughness of seting up through the packing ring processing tool is high, the packing ring degree of cooperation is high, the leakproofness is good.

Drawings

The invention will be further described with reference to the accompanying drawings in which:

FIG. 1 is a schematic view of the distribution of semicircular washers on a plate in one embodiment of the present invention;

FIG. 2 is a schematic view showing the distribution of the gasket on the plate when the gasket is manufactured in a single piece;

FIG. 3 is a schematic view of the structure of an opening tool for a gasket according to an embodiment of the present invention;

FIG. 4 is a schematic view of the embodiment of FIG. 3 showing the opening tool in a pressed state;

FIG. 5 is a schematic view of the construction of the platen in the embodiment of FIG. 3;

FIG. 6 is a schematic structural view of the base in the embodiment of FIG. 3;

FIG. 7 is a schematic view of the construction of the splint of the embodiment shown in FIG. 3;

FIG. 8 is a schematic view showing the fitting state of the semicircular washers in the embodiment shown in FIG. 1;

Detailed Description

Reference will now be made in detail to the present preferred embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to like elements throughout.

In the present invention, if directions (up, down, left, right, front, and rear) are described, it is only for convenience of describing the technical solution of the present invention, and it is not intended or implied that the technical features referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, it is not to be construed as limiting the present invention.

In the invention, the meaning of "a plurality" is one or more, the meaning of "a plurality" is more than two, and the terms of "more than", "less than", "more than" and the like are understood to exclude the number; the terms "above", "below", "within" and the like are understood to include the instant numbers. In the description of the present invention, if there is description of "first" and "second" only for the purpose of distinguishing technical features, it is not to be understood as indicating or implying relative importance or implicitly indicating the number of indicated technical features or implicitly indicating the precedence of the indicated technical features.

In the present invention, unless otherwise specifically limited, the terms "disposed," "mounted," "connected," and the like are to be understood in a broad sense, and for example, may be directly connected or indirectly connected through an intermediate; can be fixedly connected, can also be detachably connected and can also be integrally formed; may be mechanically coupled, may be electrically coupled or may be capable of communicating with each other; either as communication within the two elements or as an interactive relationship of the two elements. The specific meaning of the above-mentioned words in the present invention can be reasonably determined by those skilled in the art in combination with the detailed contents of the technical solutions.

Referring to fig. 1 and 8, the invention provides a method for manufacturing a gasket, which comprises the following steps: firstly, a semicircular gasket mould is manufactured, then a plurality of semicircular gaskets 1 which are orderly arranged in sequence are processed on a plate by taking the semicircular gasket mould as a template, wherein the plate is a raw material for processing the gasket, a notch 11 is formed in the port of the processed part of the semicircular gasket 1, a convex opening 12 which can be matched with the notch 11 is formed in the port of the rest of the semicircular gasket 1, and the semicircular gasket 1 with the notch 11 and the semicircular gasket 1 with the convex opening 12 are mutually matched and bonded to form a complete gasket, so that a plurality of gaskets can be manufactured on one complete plate, and compared with the mode of manufacturing the plurality of gaskets on the plate shown in figure 2, the utilization rate of the plate is greatly improved.

Referring to fig. 1, the openings of the semicircular gaskets 1 are all distributed towards the same side, specifically, along the opening direction of the semicircular gasket 1, the arched part of the front semicircular gasket 1 extends into the opening of the rear semicircular gasket 1, so as to form a compact and orderly-arranged structure, and further improve the material utilization rate.

Referring to fig. 1, in some embodiments, the arrangement direction of two adjacent rows of semicircular washers 1 is opposite in a direction perpendicular to the perpendicular bisector of the semicircular washers 1.

Referring to fig. 3 to 6, the invention further provides a gasket opening tool, which mainly comprises a base 3 and a pressing plate 4, wherein the pressing plate 4 is hinged at one end of the base 3, a notching cutter 41 is arranged on one side of the pressing plate 4 close to the base 3, a notching groove 31 matched with the notching cutter 41 is arranged on one side of the base 3 close to the pressing plate 4, when in use, the manufactured semicircular gasket 1 is placed on the base 3 and aligned with the notching groove 31, the pressing plate 4 is pressed down, so that the notching cutter 41 cuts a notch 11 or a convex 12 on the semicircular gasket 1, and the gasket opening processed by the tool is neat, and the matching degree of the two semicircular gaskets is high.

Referring to fig. 1 and 7, in some embodiments, a clamping plate 5 is disposed between a pressing plate 4 and a base 3, one end of the clamping plate 5 is hinged to the base 3, a through hole 51 through which a pressing cutter 41 penetrates is formed in the clamping plate 5, the clamping plate 5 is used for clamping a semicircular gasket 1 to be opened, so as to prevent the semicircular gasket 1 from deviating when the pressing plate 4 is pressed down, when the pressing plate is used, a movable end of the clamping plate 5 is lifted, the manufactured gasket is placed below the clamping plate 5, the clamping plate 5 is then put down to fix the gasket to be processed, and the pressing plate 4 is pressed down so that the pressing cutter 41 penetrates through the through hole 51 to press the semicircular gasket 1 into an opening.

In some embodiments, the movable end of the clamping plate 5 is detachably connected with the base 3, and when in use, the semicircular gasket 1 is placed under the clamping plate 5, the movable end of the clamping plate 5 is connected with the base 3, and the movable end of the clamping plate 5 is separated from the base 3 after the gasket is processed, a first threaded hole 52 is arranged at the movable end of the clamping plate 5, a second threaded hole 32 which is aligned with the first threaded hole 52 is arranged on the base 3, when the movable end of the clamping plate 5 needs to be fastened, the first bolt 6 is screwed into the first threaded hole 52 and the second threaded hole 32, so that the movable end of the clamping plate 5 is fastened, when it is desired to loosen the movable end of the clamping plate 5, the first bolt 6 is unscrewed from the first and second threaded holes 52, 32, so that the clamping plate 5 is loosened, of course, the movable end of the clamp plate 5 can be detached by adopting a fastening connection mode and the like besides a bolt and screw connection mode.

Referring to fig. 3 and 4, a handle 42 is installed at the movable end of the pressure plate 4 for the operator to grasp and apply force.

Referring to fig. 5, the edge of the notching cutter 41 has a zigzag structure, so that a notch 11 shape or a notch 12 shape can be stamped at the end of the semicircular gasket 1, so that two semicircular gaskets 1 can be matched and connected with each other to form a whole.

Referring to fig. 3, in some embodiments, one end of the base 3 is bent upward to form a bending section 33, and one end of the pressing plate 4 is hinged to an end of the bending section 33, so that not only is an installation space provided for the clamping plate 5, but also an escape space is provided for the opening pressing knife 41, so that the rotation range of the pressing plate 4 is enlarged.

Referring to fig. 3, 5, and 6, in some embodiments, first nuts 34 are welded to two ends of the bending section 33 along the width direction of the base 3, two second nuts 43 aligned with the first nuts 34 are disposed at one end of the pressing plate 4, and the first nuts 34 and the second nuts 43 are aligned and connected by bolts, so that the pressing plate 4 and the base 3 can be movably connected, and of course, a hinge or other structures can be used in addition to the nut-bolt connection.

The invention is not limited to the above embodiments, and those skilled in the art can make equivalent modifications or substitutions without departing from the spirit of the invention, and such equivalent modifications or substitutions are included in the scope defined by the claims of the present application.