阅读说明：本技术 一种设置在型面上的辅助工艺头的去除方法 (Method for removing auxiliary process head arranged on molded surface ) 是由 陈勋 岳鹏 许远 田平 左小红 于 2020-07-27 设计创作，主要内容包括：本发明涉及机翼加工技术领域,公开了一种设置在型面上的辅助工艺头的去除方法,包括步骤有：1)在已加工完成零件的第一型面上增加辅助支撑面；2)待辅助支撑面设置完成后,去除零件第一型面上的辅助工艺头；3)待零件第一型面的辅助工艺头去除完成后,将零件翻面,以辅助支撑面作为支撑,使用夹具作用于零件的第二型面,去除第二型面上的辅助工艺头；4)待辅助工艺头全部去除后,拆卸辅助支撑面。本发明通过在零件的加工型面上增设辅助支撑面,在去除零件辅助工艺头的过程中,利用辅助支撑面临时充当辅助工艺头的作用,对零件进行支撑定位,从而避免在铣削切除辅助工艺头的过程中引起工件缺肉、变形等问题,保证了产品的生产质量好。(The invention relates to the technical field of wing processing, and discloses a method for removing an auxiliary process head arranged on a molded surface, which comprises the following steps: 1) adding an auxiliary supporting surface on the first molded surface of the machined part; 2) after the auxiliary supporting surface is arranged, removing the auxiliary process head on the first molded surface of the part; 3) after the auxiliary process head on the first molded surface of the part is removed, turning over the part, taking the auxiliary supporting surface as a support, and removing the auxiliary process head on the second molded surface by using a clamp to act on the second molded surface of the part; 4) and after the auxiliary process heads are completely removed, disassembling the auxiliary supporting surface. According to the auxiliary processing head, the auxiliary supporting surface is additionally arranged on the processing molded surface of the part, and the part is supported and positioned by utilizing the function of the auxiliary supporting surface serving as the auxiliary processing head in the process of removing the auxiliary processing head of the part, so that the problems of meat deficiency, deformation and the like of a workpiece in the process of milling and cutting the auxiliary processing head are avoided, and the production quality of a product is ensured.)

1. A method of removing a secondary process head disposed on a mold surface, comprising the steps of:

1) adding an auxiliary supporting surface on the first molded surface of the machined part;

2) after the auxiliary supporting surface is arranged, removing the auxiliary process head on the first molded surface of the part;

3) after the auxiliary process head on the first molded surface of the part is removed, turning over the part, taking the auxiliary supporting surface as a support, and removing the auxiliary process head on the second molded surface by using a clamp to act on the second molded surface of the part;

4) and after the auxiliary process heads are completely removed, disassembling the auxiliary supporting surface.

2. The method of claim 1 for removing a secondary process head disposed on a mold surface, wherein: the method for setting the auxiliary supporting surface in the step 1) comprises the following steps:

1.1) cleaning the first profile of the part with alcohol;

1.2) adhering adhesive tape on the cleaned first molded surface;

1.3) adhering a wood block on the surface of the adhesive tape by using an adhesive, adhering the surface of the wood block to the first molded surface, and standing for 2-3 hours after the wood block is adhered.

3. The method of claim 2, wherein the removing the secondary process head disposed on the mold surface comprises: the adhesive in the step 1.3) comprises glue A, glue B and talcum powder, wherein the glue A, the glue B and the talcum powder are mixed according to the mass ratio of 1:1: 5.

4. The method of claim 2, wherein the removing the secondary process head disposed on the mold surface comprises: the thickness of the wood block in the step 1.3) is 0.5-1 times of the thickness of the part.

5. The method of claim 2, wherein the removing the secondary process head disposed on the mold surface comprises: the heights of the wood blocks in the step 1.3) are the same as the heights of the auxiliary process heads.

6. The method of claim 1 for removing a secondary process head disposed on a mold surface, wherein: a soft gasket is arranged between the clamp and the second molding surface in the step 3).

7. The method of claim 1 for removing a secondary process head disposed on a mold surface, wherein: and 4) cleaning the first molded surface again by using alcohol after the auxiliary supporting surface is detached.

Technical Field

The invention belongs to the technical field of wing processing, and particularly relates to a method for removing an auxiliary process head arranged on a molded surface.

Background

As shown in fig. 1, a wing model part commonly used in wind tunnel experiments is shown, when a numerical control milling machine is used to process the part 1, an auxiliary process head 2 is generally required to be added around the part to process a complete part, and the effect of setting the auxiliary process head 2 is as follows: the clamping of the part is convenient, the processing of the part is convenient, and the problem of part deformation is solved. After the parts are machined, the auxiliary process head 2 needs to be removed. However, when the auxiliary process head of the processed part is arranged on the molded surface of the part, the quality problems of meat deficiency, deformation, even part scrapping and the like of the processed part are often caused in the process of removing the process head. Therefore, how to solve the above technical problems becomes a focus of research by those skilled in the art.

Disclosure of Invention

A first object of the present invention is to provide a method for removing a secondary process head provided on a mould surface, which overcomes the drawbacks of the prior art.

The embodiment of the invention is realized by the following steps:

a method of removing a secondary process head disposed on a mold surface, comprising the steps of:

1) adding an auxiliary supporting surface on the first molded surface of the machined part;

2) after the auxiliary supporting surface is arranged, removing the auxiliary process head on the first molded surface of the part;

3) after the auxiliary process head on the first molded surface of the part is removed, turning over the part, taking the auxiliary supporting surface as a support, and removing the auxiliary process head on the second molded surface by using a clamp to act on the second molded surface of the part;

4) and after the auxiliary process heads are completely removed, disassembling the auxiliary supporting surface.

Further, the method for setting the auxiliary supporting surface in the step 1) comprises the following steps:

1.1) cleaning the first profile of the part with alcohol;

1.2) adhering adhesive tape on the cleaned first molded surface;

and 1.3) adhering a wood block on the surface of the adhesive tape by using an adhesive, adhering the surface of the wood block to the first molded surface, and standing for 2-3 hours after the wood block is adhered.

Further, the adhesive in the step 1.3) comprises glue A, glue B and talcum powder, wherein the glue A, the glue B and the talcum powder are mixed according to the mass ratio of 1:1: 5.

Further, the thickness of the wood block in the step 1.3) is (0.5-1) times of the thickness of the part.

Further, the heights of the wood blocks in the step 1.3) are the same as the height of the auxiliary process head.

Further, a soft gasket is arranged between the clamp and the second profile in the step 3).

Further, in the step 4), after the auxiliary supporting surface is detached, the first molded surface is cleaned again by using alcohol.

The invention has the beneficial effects that:

according to the auxiliary processing head, the auxiliary supporting surface is additionally arranged on the processing molded surface of the part, and the part is supported and positioned by utilizing the function of the auxiliary supporting surface serving as the auxiliary processing head in the process of removing the auxiliary processing head of the part, so that the problems of meat deficiency, deformation and the like of a workpiece in the process of milling and cutting the auxiliary processing head are avoided, and the production quality of a product is ensured.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings needed to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present invention and therefore should not be considered as limiting the scope, and for those skilled in the art, other related drawings can be obtained according to the drawings without inventive efforts.

Fig. 1 is a schematic structural diagram of parts of a conventional wind tunnel model experiment.

Icon: 1-part, 101-first profile, 102-second profile, 2-auxiliary process head.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, 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 some, but not all, embodiments of the present invention. The components of embodiments of the present invention generally described and illustrated in the figures herein may be arranged and designed in a wide variety of different configurations.

Thus, the following detailed description of the embodiments of the present invention, presented in the figures, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. 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: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings or the orientations or positional relationships that the products of the present invention are conventionally placed in use, and are only used for convenience in describing the present invention and simplifying the description, but do not indicate or imply that the devices or elements 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.

Referring to fig. 1, the present embodiment provides a method for removing an auxiliary process head disposed on a mold surface, including the following steps:

1) adding an auxiliary supporting surface on the first molded surface of the machined part; the machined part 1 comprises a first molded surface 101, a second molded surface 102 and a plurality of side wall surfaces connected with the first molded surface 101 and the second molded surface 102, the first molded surface 101 and the second molded surface 102 are the largest two surfaces of the part, the first molded surface 101 and the second molded surface 102 are in opposite positions, and a plurality of process heads 2 are arranged on the first molded surface 101 and the second molded surface 102.

The specific steps of adding the auxiliary supporting surface comprise the following steps:

1.1) cleaning the first profile of the part with alcohol;

1.2) adhering an adhesive tape, preferably a masking tape, on the cleaned first profile surface, wherein the adhesive tape has the best adhesion effect;

1.3) adhering a wood block on the surface of the adhesive tape by using an adhesive, adhering the surface of the wood block to the first molded surface, standing for 2-3 hours after the wood block is adhered, so that the wood block is firmly adhered, and the wood block is prevented from falling off in the process of removing a process head, wherein the adhesive comprises glue A, glue B and talcum powder, and the glue A and the glue B are mixed according to the mass ratio of 1:1: 5; the thickness of the wood block is (0.5-1) times of the thickness of the part, the height of the wood block is the same as that of the auxiliary process head, and the outline of the wood block is approximately the same as that of the first molded surface.

2) After the auxiliary supporting surface is arranged, removing the auxiliary process head on the first molded surface of the part by the numerically controlled milling machine;

3) after the auxiliary process head on the first molded surface of the part is removed, turning over the part, using the auxiliary supporting surface as a support, using a fixture to act on a second molded surface of the part, padding a soft gasket between the fixture and the second molded surface to prevent the molded surface from being damaged by pressing, and then using a numerical control milling machine to remove the auxiliary process head on the second molded surface;

4) after the auxiliary process heads are completely removed, the auxiliary supporting surface is detached by knocking the wood block, the adhesive tape is torn off, and the first molded surface is cleaned again by using alcohol.

The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.