阅读说明：本技术 电梯门刀导向件的制作工装及其生产加工工艺、装配工艺 (Manufacturing tool for elevator door knife guide piece and production processing technology and assembly technology thereof ) 是由 皮远东 邬新辉 胡升卜 于 2021-06-29 设计创作，主要内容包括：本发明公开电梯门刀导向件的制作工装及其生产加工工艺、装配工艺,制作工装安装在机台上,制作工装包括固定于机台上的底板,以及用于配合成型导向件的第一模板、第二模板,第一模板固定于底板顶面,第一模板前端为第一成型部,第二模板至少部分位于底板上,且第二模板正对于第一成型部为相适配的第二成型部,第二模板相对于第二成型部的另一侧位于底板外部,并固定安装于滑动在底板上的滑板顶部,第二模板靠近或远离第一模板,由第一成型部和第二成型部共压成型导向件。导向件制作工装生产加工工艺非常简单,工序少,效率高；导向件的制作过程简单高效,很好的保证了产品精度和质量合格。(The invention discloses a manufacturing tool of an elevator door knife guide piece, a production processing technology and an assembly technology thereof, wherein the manufacturing tool is arranged on a machine table and comprises a bottom plate fixed on the machine table, a first template and a second template, the first template and the second template are used for matching and forming the guide piece, the first template is fixed on the top surface of the bottom plate, the front end of the first template is a first forming part, at least part of the second template is positioned on the bottom plate, the second template is just opposite to the first forming part and is a second forming part matched with the first forming part, the other side of the second template, which is opposite to the second forming part, is positioned outside the bottom plate and is fixedly arranged at the top of a sliding plate sliding on the bottom plate, the second template is close to or far away from the first template, and the guide piece is formed by co-pressing of the first forming part and the second forming part. The guide piece manufacturing tool is very simple in production and processing technology, few in working procedures and high in efficiency; the manufacturing process of the guide piece is simple and efficient, and the product precision and quality are guaranteed to be qualified.)

1. The utility model provides a preparation frock of lift-cabin door sword guide, installs on the board, its characterized in that: the manufacturing tool comprises a bottom plate fixed on a machine table, a first template and a second template, wherein the first template and the second template are used for matching and forming a guide piece, the first template is fixed on the top surface of the bottom plate, the front end of the first template is a first forming part, at least part of the second template is positioned on the bottom plate, the second template is opposite to a second forming part matched with the first forming part, the other side of the second template, which is opposite to the second forming part, is positioned outside the bottom plate and is fixedly installed at the top of a sliding plate sliding on the bottom plate, the second template is close to or far away from the first template, and the guide piece is formed by the first forming part and the second forming part in a co-pressing mode.

2. The manufacturing tool of elevator door knife guide of claim 1, characterized in that: the first forming part and the second forming part are connected by at least one plane and at least one arc-shaped surface.

3. The manufacturing tool of elevator door knife guide of claim 1, characterized in that: the bottom plate is provided with two mounting holes and a notch, the notch is an arc opening and is arranged on one side of the bottom plate far away from the mounting holes, and the two mounting holes are arranged on two sides of the notch in a symmetrical mode along the central line.

4. The tooling for manufacturing elevator door knife guide of claim 3, wherein: the first template is provided with a connecting hole and is correspondingly locked on the mounting hole through the connecting hole.

5. The tooling for manufacturing elevator door knife guide of claim 3, wherein: and one side of the second template, which is positioned outside the bottom plate, is provided with a fixing hole, the second template is locked on the sliding plate through the fixing hole, the sliding plate linearly drives the second template to be close to the first template under the avoidance of the notch, and the first molding part and the second molding part are used for extrusion molding of the guide piece.

6. The tooling for manufacturing elevator door knife guide of claims 1-5, wherein: and guide blocks are arranged on two sides of the second template and fixed on the bottom plate, and the second template is attached between the two guide blocks and slides linearly.

7. Production and processing technology of elevator door knife guide manufacturing tool is characterized in that: the bottom plate, the first template, the second template and the guide block are processed and formed in a laser cutting mode;

respectively defining the central positions of a mounting hole, a connecting hole and a fixing hole on the bottom plate, the first template and the second template, and then drilling;

and burrs are removed from the outer sides of the bottom plate, the first template, the second template and the guide block, and the surface roughness is controlled to be 12.5 mu m.

8. The assembly process of the elevator door knife guide manufacturing tool is characterized by comprising the following steps:

s1, aligning two connecting holes on a first template with mounting holes on a bottom plate, enabling a first forming part to face to a notch, and then locking the first forming part on a machine table by using a stud and a hexagon screw;

s2, a second forming part on the second template is opposite to the first forming part, the fixing hole is locked on the sliding plate through a stud and a hexagonal screw, and the air cylinder is arranged on the bottom plate and connected with the sliding plate;

and S3, fixing the guide blocks on the bottom plate and attaching the guide blocks to two sides of the second template.

Technical Field

The invention belongs to the technical field of elevators, and particularly relates to a manufacturing tool for an elevator door knife guide piece, and a production processing technology and an assembly technology thereof.

Background

An elevator, a vertical elevator powered by an electric motor, is equipped with a box-like car for carrying people or cargo in a multi-story building. There are also steps, where the tread plates are mounted on a track for continuous operation, commonly known as an escalator. A fixed elevator apparatus serving a predetermined floor. It has a cage which runs between at least two rows of vertical or inclined rigid guide rails with an angle of inclination of less than 15 deg.. The size and the structural form of the car are convenient for passengers to access or load and unload goods.

The elevator door can be opened or closed before entering or exiting the elevator car, and is controlled by the elevator door vane, the elevator door vane is called as an elevator door motor correctly, also called as a door opening machine, and is an opening and closing device of the elevator car door, and is mainly responsible for opening and closing a car door of an elevator hall.

The door knife is usually provided with a block guide part which is made of sheet metal parts, the guide locking arm is arranged at the correct position on the door knife, the door knife guide part has strict requirements on the structural size precision, a manufacturing tool is needed, the guide part can be manufactured at the highest efficiency, all size precisions are strictly controlled, and the use requirement is met.

Disclosure of Invention

In order to solve the existing problems in the background art, the invention provides a manufacturing tool for an elevator door knife guide, a production processing technology and an assembly technology thereof.

The invention adopts the following technical scheme:

the manufacturing tool of the elevator door knife guide is installed on a machine table and comprises a bottom plate fixed on the machine table, a first template and a second template, wherein the first template and the second template are used for matching and forming the guide, the first template is fixed on the top surface of the bottom plate, the front end of the first template is a first forming part, at least part of the second template is positioned on the bottom plate, the second template is a second forming part matched with the first forming part, the other side, opposite to the second forming part, of the second template is positioned outside the bottom plate and is fixedly installed at the top of a sliding plate sliding on the bottom plate, the second template is close to or far away from the first template, and the guide is formed by co-pressing of the first forming part and the second forming part.

As an embodiment, further, the first forming portion and the second forming portion are formed by joining at least one plane and at least one arc-shaped surface.

As an implementation mode, further, the bottom plate is provided with two mounting holes and a notch, the notch is an arc opening and is formed on one side of the bottom plate far away from the mounting holes, and the two mounting holes are symmetrically arranged on two sides of a central line of the notch.

As an implementation manner, furthermore, the first template is provided with a connecting hole, and the first template is correspondingly locked on the mounting hole through the connecting hole.

As an embodiment, further, a fixing hole is formed in one side of the second template, which is located outside the bottom plate, the second template is locked on the sliding plate through the fixing hole, the sliding plate linearly drives the second template to be close to the first template under the condition that the notch is avoided, and the guide is formed by the first forming part and the second forming part in an extrusion mode.

In one embodiment, the second template is fixed on the bottom plate by guide blocks arranged on both sides of the second template, and the second template is attached between the two guide blocks and slides linearly.

The production and processing technology of the elevator door knife guide manufacturing tool comprises the following steps:

the bottom plate, the first template, the second template and the guide block are processed and formed in a laser cutting mode;

respectively defining the central positions of a mounting hole, a connecting hole and a fixing hole on the bottom plate, the first template and the second template, and then drilling;

and burrs are removed from the outer sides of the bottom plate, the first template, the second template and the guide block, and the surface roughness is controlled to be 12.5 mu m.

The assembly process of the elevator door knife guide manufacturing tool comprises the following steps:

s1, aligning two connecting holes on a first template with mounting holes on a bottom plate, enabling a first forming part to face to a notch, and then locking the first forming part on a machine table by using a stud and a hexagon screw;

s2, a second forming part on the second template is opposite to the first forming part, the fixing hole is locked on the sliding plate through a stud and a hexagonal screw, and the air cylinder is arranged on the bottom plate and connected with the sliding plate;

and S3, fixing the guide blocks on the bottom plate and attaching the guide blocks to two sides of the second template.

The invention has the following beneficial effects:

the guide part manufacturing tool mainly comprises four simple parts, the structural design of the parts is simple, no complex structure exists, the parts are machined and formed through laser cutting, the cutting efficiency and the cutting precision are high, deburring and chamfering are carried out on the side corners, the phenomenon that a hand is cut in the carrying and assembling process is avoided, and the safety is improved; and finally, positioning drilling and surface roughness treatment are carried out, so that the whole production and processing technology is very simple, the working procedures are few, and the efficiency is high.

After simple assembly is carried out, a workpiece to be machined is placed at the first forming part on the bottom plate, the second template is movably close to the first template, the first forming part and the second forming part are matched to extrude the guide piece for forming, the second template resets after forming, the guide piece is taken out, the guide piece is circulated and manufactured, the manufacturing process of the guide piece is simple and efficient, and product precision and quality are well guaranteed to be qualified.

Drawings

FIG. 1 is a schematic structural view of a tool for manufacturing an elevator door knife guide according to the present invention;

FIG. 2 is a schematic plan view of the base plate of the present invention;

FIG. 3 is a schematic plan view of a first template;

FIG. 4 is a schematic plan view of a second template;

FIG. 5 is a schematic view of a manufacturing process flow of the guide manufacturing tool;

fig. 6 is an assembly flow diagram of the guide manufacturing tool.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

It should be noted that all the directional indicators (such as up, down, left, right, front, and rear … …) in the embodiment of the present invention are only used to explain the relative position relationship between the components, the movement situation, etc. in a specific posture (as shown in the drawing), and if the specific posture is changed, the directional indicator is changed accordingly.

In addition, the descriptions related to "first", "second", etc. in the present invention are only for descriptive purposes and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In the description of the present invention, "a plurality" means at least two, e.g., two, three, etc., unless specifically limited otherwise.

In the present invention, unless otherwise expressly stated or limited, the terms "connected," "secured," and the like are to be construed broadly, and for example, "secured" may be a fixed connection, a removable connection, or an integral part; can be mechanically or electrically connected; they may be directly connected or indirectly connected through intervening media, or they may be connected internally or in any other suitable relationship, unless expressly stated otherwise. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.

In addition, the technical solutions in the embodiments of the present invention may be combined with each other, but it must be based on the realization of those skilled in the art, and when the technical solutions are contradictory or cannot be realized, such a combination of technical solutions should not be considered to exist, and is not within the protection scope of the present invention.

The invention relates to a manufacturing tool for an elevator door knife guide, which is used for being installed on a machine table and manufacturing the door knife guide of a sheet metal part in an extrusion mode.

Referring to fig. 1, the manufacturing tool includes a bottom plate 1 fixed on a machine table, and a first template 2 and a second template 3 for matching with a forming guide.

In detail, as shown in fig. 2, two mounting holes 10 and two notches 11 are formed in the bottom plate 1, the notches 11 are arc-shaped openings and are formed in one side of the bottom plate 1, which is far away from the mounting holes 10, and the two mounting holes 10 are located on two sides of the notch 11, which are symmetrical to each other along a central line.

As shown in fig. 3, the first form 2 is fixed on the top surface of the bottom plate 1, the front end of the first form 2 is a first forming portion 20, specifically, a connecting hole 21 is formed in the first form 2, the first form 2 is correspondingly locked on the mounting hole 10 through the connecting hole 21, and the bottom plate 1 and the first form 2 are sequentially fixed into a whole.

Secondly, said second template 3 is at least partially positioned on said bottom plate 1, in particular, as shown in figure 4, a fixing hole 30 is arranged on one side of the second template 3 positioned outside the bottom plate 1, the second template 3 is locked on a sliding plate (not shown in the figure) through the fixing hole 30, the second template 3 is just opposite to the first forming part 20 and is a matched second forming part 31, the second template 3 is positioned outside the base plate 1 with respect to the other side of the second molding portion 31, and is fixedly installed on the top of a slide plate sliding on the base plate 1, and at the same time, two sides of the second template 3 are provided with guide blocks 4 fixed on the bottom plate 1, the second template 3 is attached between the two guide blocks 4 and slides linearly, therefore, when the manufacturing tool works, the sliding plate linearly drives the second template 3 to be close to the first template 2 under the condition that the notch 11 is avoided, and the guide piece is extruded and formed by the first forming part 20 and the second forming part 31.

According to the structural characteristics of the guide piece, as shown in fig. 3 and 4, the first forming part 20 and the second forming part 31 are at least one plane and are connected with at least one arc-shaped surface, and the second template 3 is ensured not to contact when being closest to the first template 2 due to extrusion forming, the minimum distance between the first forming part 20 and the second forming part 31 is the thickness of the guide piece, the sufficient thrust of the cylinder is well controlled, the surface quality of the first forming part 20 and the second forming part 31 strictly controls the dimensional accuracy and the quality of the manufactured guide piece to meet the product requirements, the two simple actions of approaching and departing the second template 3 are quick and simple, and the production efficiency is extremely high.

Referring to fig. 5, the following steps are described for the production and processing process of the guide manufacturing tool:

the first step is that the bottom plate 1, the first template 2, the second template 3 and the guide block 4 are processed and formed in a laser cutting mode, and the laser cutting efficiency is high.

The second step is that the central positions of the mounting hole 10, the connecting hole 21 and the fixing hole 30 are respectively determined on the bottom plate 1, the first template 2 and the second template 3, then, drilling is carried out, after the first template 2 and the bottom plate 1 are overlapped together, the center of the connecting hole 21 on the first template 2 is determined, and then, the two templates are simultaneously drilled, so that the processing is convenient, and the concentricity of the mounting hole 10 and the connecting hole 21 can be well ensured.

And thirdly, burrs are generated through the cut corners, the hand is easy to cut, the burrs are removed from the outer sides of the bottom plate 1, the first template 2, the second template 3 and the guide block 4, the surface roughness is controlled to be 12.5 micrometers, the corners are properly chamfered, the possibility of damage to people in the carrying and assembling processes is prevented, and in addition, the precision of product manufacturing can be improved through surface treatment.

As shown in fig. 6, the following is an assembly process of an elevator door knife guide manufacturing tool, including the following steps:

s1, aligning two connecting holes 21 on a first template 2 with mounting holes 10 on a bottom plate 1, enabling a first forming part 20 to face to a notch 11, and then locking the first forming part on a machine table together by using a stud and a hexagon screw.

S2, a second forming part 31 on the second template 3 is opposite to the first forming part 20, the fixing hole 30 is locked on the sliding plate through a stud and a hexagon screw, an air cylinder (not shown in the figure) is installed on the bottom plate 1 and connected with the sliding plate, and during extrusion, the air cylinder drives the sliding plate to push the second template 3 to be close to the first template 2 under the avoidance of the notch 11, so that the outline of the guide piece is extruded.

S3, fixing the guide blocks 4 on the bottom plate 1, attaching the guide blocks to two sides of the second template 3, and strictly restricting the moving direction of the second template 3 on a straight line, so that the possibility of displacement is reduced, and the size accuracy of extrusion forming is improved.

The invention has the advantages that:

the guide part manufacturing tool mainly comprises four simple parts, the structural design of the parts is simple, no complex structure exists, the parts are machined and formed through laser cutting, the cutting efficiency and the cutting precision are high, deburring and chamfering are carried out on the side corners, the phenomenon that a hand is cut in the carrying and assembling process is avoided, and the safety is improved; and finally, positioning drilling and surface roughness treatment are carried out, so that the whole production and processing technology is very simple, the working procedures are few, and the efficiency is high.

After simple assembly is carried out, a workpiece to be machined is placed at the first forming part on the bottom plate, the second template is movably close to the first template, the first forming part and the second forming part are matched to extrude the guide piece for forming, the second template resets after forming, the guide piece is taken out, the guide piece is circulated and manufactured, the manufacturing process of the guide piece is simple and efficient, and product precision and quality are well guaranteed to be qualified.

It will be appreciated by those skilled in the art that the invention may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The embodiments disclosed above are therefore to be considered in all respects as illustrative and not restrictive. All changes which come within the scope of or equivalence to the invention are intended to be embraced therein.