阅读说明：本技术 一种模具后托电解加工方法 (Electrolytic machining method for rear support of die ) 是由 周志容 于 2020-10-21 设计创作，主要内容包括：本发明一种模具后托电解加工方法,电极的制备：制备与电解槽直径尺寸相适配的电极；电解设备部件组装：将放置托盘通过卡块卡接在蓄水槽内上部,将蓄水槽内注入电解液,再将钻床和放置托盘通电,将电极固定；工件的放置：使电解槽与电解液输送槽的开口相对应；电解液的输送：通过抽水管将蓄水槽内的电解液进行抽出并通过输水管输送至电解液输送槽内,使电解液与电解槽的内壁接触；电解加工：通过电动伸缩杆收缩带动安装板下移,使电极的下部穿插连接在电解槽内,通过钻床带动电极进行转动,对电解槽进行钻孔加工。本发明专利所述的一种模具后托电解加工方法,通过电解加工方法对模具后托进行加工,加工时间短,操作便捷,且准确率高,成本低。(The invention relates to an electrolytic machining method for a mold back support, which comprises the following steps of: preparing an electrode matched with the diameter size of the electrolytic cell; assembling electrolytic equipment components: clamping the placing tray on the upper part in the water storage tank through a clamping block, injecting electrolyte into the water storage tank, and then electrifying the drilling machine and the placing tray to fix the electrodes; placing a workpiece: making the opening of the electrolytic bath and the opening of the electrolyte conveying groove correspond; conveying the electrolyte: pumping the electrolyte in the water storage tank through a water pumping pipe and conveying the electrolyte into an electrolyte conveying tank through a water conveying pipe to enable the electrolyte to be in contact with the inner wall of the electrolytic tank; electrolytic machining: the mounting plate is driven to move downwards through the contraction of the electric telescopic rod, the lower part of the electrode is connected in the electrolytic bath in an inserting mode, the electrode is driven to rotate through the drilling machine, and the electrolytic bath is drilled. According to the electrolytic machining method for the die back support, the die back support is machined through the electrolytic machining method, the machining time is short, the operation is convenient and fast, the accuracy is high, and the cost is low.)

1. The electrolytic machining method for the rear support of the die is characterized by comprising the following steps of:

step one, preparing an electrode: preparing an electrode matched with the diameter size of the electrolytic cell;

step two, assembling electrolysis equipment parts: clamping the placing tray at the upper part in the water storage tank, injecting electrolyte into the water storage tank, electrically connecting two ends of the first electric wire and the second electric wire with the drilling machine and the placing tray respectively, and clamping one end of the electrode in the collet chuck for fixing;

step three, placing the workpiece: horizontally mounting the workpiece on the upper side of the placing tray, and enabling the electrolytic bath to correspond to the opening of the electrolyte conveying tank;

step four, conveying the electrolyte: opening a water suction pump, pumping out the electrolyte in the water storage tank through a water suction pipe and conveying the electrolyte into an electrolyte conveying tank through a water conveying pipe, so that the electrolyte is fully filled in the electrolytic tank and is in contact with the inner wall of the electrolytic tank;

step five, electrolytic machining: the mounting plate is driven to move downwards through the shrinkage of the electric telescopic rod, the lower portion of the electrode is connected in the electrolytic cell in an inserting mode, the electrode, the die main body and the electrolyte form a backflow circuit, the electrolytic reaction is completed, the electrode is driven to rotate through the drilling machine at the moment, and the electrolytic cell is drilled.

2. The electrolytic machining method for the mold back support according to claim 1, wherein: the material of the first electrode in the step I is red copper.

3. The electrolytic machining method for the mold back support according to claim 1, wherein: the second step of electrolysis equipment comprises a water storage tank, a placing tray is clamped at the inner upper part of the water storage tank, a mould main body is placed at the upper end of the placing tray, a first fixing plate is fixedly welded at the rear end of the water storage tank, an electric telescopic rod and two stabilizing rods are fixedly installed at the upper end of the first fixing plate, the electric telescopic rod is located between the two stabilizing rods, an installation plate is fixedly connected at the upper ends of the electric telescopic rod and the stabilizing rods together, a drilling machine is fixedly installed at the front end of the installation plate, a collet chuck is fixedly connected at the lower end of the drilling machine, an electrode is clamped in the collet chuck, a second fixing plate is fixedly welded at the right end of the water storage tank, an electrolysis device is placed at the upper end of the second fixing plate, and one end of the electrolysis device is electrically connected with a first electric wire and a, the one end of an electric wire and No. two electric wires respectively with the drilling machine with place tray electric connection, fixed mounting has a suction pump in the catch basin, the equal fixed welding in lower extreme four corners of catch basin has a supporting leg.

4. The electrolytic machining method for the mold back support according to claim 3, wherein: the middle part of the upper end of the placing tray is provided with an electrolyte conveying groove, and the placing tray is clamped at the upper part in the water storage groove.

5. The electrolytic machining method for the mold back support according to claim 3, wherein: an electrolytic tank is arranged in the die main body, the diameter size of the electrolytic tank is smaller than that of the electrolyte conveying tank, and the circle center of the lower end of the electrolytic tank coincides with that of the upper end of the electrolyte conveying tank.

6. The electrolytic machining method for the mold back support according to claim 3, wherein: the diameter size of the water conveying pipe is the same as that of the electrolyte conveying groove.

7. The electrolytic machining method for the mold back support according to claim 1, wherein: the electrolyte is any one of nitric acid, hydrochloric acid, ethylene carbonate, diethyl carbonate, dimethyl carbonate, methyl ethyl carbonate and the like.

Technical Field

The invention belongs to the technical field of die machining, and particularly relates to a die back support electrolytic machining method.

Background

The mold, used in the industrial production to get the various moulds and tools of the desired product by injection molding, blow molding, extrusion, die-casting or forging molding, smelting, stamping, etc., in short, the mold is the tool used for making the shaping article, this kind of tool is formed by various parts, different molds are formed by different parts, it mainly realizes the processing of the appearance of the article through the change of the physical state of the shaping material; electrolysis is a process of causing redox reactions at a cathode and an anode by passing a current through an electrolyte solution or a molten electrolyte, and an electrochemical cell can perform an electrolysis process when a direct current voltage is applied, and electrolysis is a process of performing the production of a synthetic high-purity substance of chemicals and the treatment of a material surface by using an electrochemical reaction occurring at an interface of an electrode as an electronic conductor and an electrolyte as an ionic conductor.

At present, the machining of the die back support in the market is carried out by an electric discharge or grinding method, the machining time is long, the difficulty is high, and defective products are easy to generate, so that the electrolytic machining method of the die back support is provided.

Disclosure of Invention

The invention aims to provide an electrolytic machining method for a rear support of a die, which is realized by the following technical scheme for solving the technical problems:

an electrolytic machining method for a mold back support comprises the following steps:

step one, preparing an electrode: preparing an electrode matched with the diameter size of the electrolytic cell;

step two, assembling electrolysis equipment parts: clamping the placing tray at the upper part in the water storage tank, injecting electrolyte into the water storage tank, electrically connecting two ends of the first electric wire and the second electric wire with the drilling machine and the placing tray respectively, and clamping one end of the electrode in the collet chuck for fixing;

step three, placing the workpiece: horizontally mounting the workpiece on the upper side of the placing tray, and enabling the electrolytic bath to correspond to the opening of the electrolyte conveying tank;

step four, conveying the electrolyte: opening a water suction pump, pumping out the electrolyte in the water storage tank through a water suction pipe and conveying the electrolyte into an electrolyte conveying tank through a water conveying pipe, so that the electrolyte is fully filled in the electrolytic tank and is in contact with the inner wall of the electrolytic tank;

step five, electrolytic machining: the mounting plate is driven to move downwards through the shrinkage of the electric telescopic rod, the lower portion of the electrode is connected in the electrolytic cell in an inserting mode, the electrode, the die main body and the electrolyte form a backflow circuit, the electrolytic reaction is completed, the electrode is driven to rotate through the drilling machine at the moment, and the electrolytic cell is drilled.

Preferably, the material of the electrode in the first step is red copper.

Preferably, the second step electrolysis equipment comprises a water storage tank, a placing tray is clamped at the inner upper part of the water storage tank, a mould main body is placed at the upper end of the placing tray, a first fixing plate is fixedly welded at the rear end of the water storage tank, an electric telescopic rod and two stabilizing rods are fixedly installed at the upper end of the first fixing plate, the electric telescopic rod is located between the two stabilizing rods, an installation plate is fixedly connected at the upper ends of the electric telescopic rod and the stabilizing rods together, a drilling machine is fixedly installed at the front end of the installation plate, a collet chuck is fixedly connected at the lower end of the drilling machine, an electrode is clamped in the collet chuck, a second fixing plate is fixedly welded at the right end of the water storage tank, an electrolysis device is placed at the upper end of the second fixing plate, and one end of the electrolysis device is electrically connected with a first electric wire and a second electric, the one end of an electric wire and No. two electric wires respectively with the drilling machine with place tray electric connection, fixed mounting has a suction pump in the catch basin, the equal fixed welding in lower extreme four corners of catch basin has a supporting leg.

Preferably, the middle part of the upper end of the placing tray is provided with an electrolyte conveying groove, and the placing tray is clamped in the water storage groove.

Preferably, an electrolytic tank is arranged in the die main body, the diameter of the electrolytic tank is smaller than that of the electrolyte conveying tank, and the circle center of the lower end of the electrolytic tank coincides with that of the upper end of the electrolyte conveying tank.

Preferably, the diameter of the water pipe is the same as that of the electrolyte conveying groove.

Preferably, the electrolyte is any one of nitric acid, hydrochloric acid, ethylene carbonate, diethyl carbonate, dimethyl carbonate, ethyl methyl carbonate, and the like.

The invention has the following beneficial effects:

1. in the invention, the red copper is used as the electrode, so that a current loop can be formed with the die and the electrolyte, and the die rear support is processed by adopting an electrolytic processing method, so that the processing mode is novel, the processing difficulty is reduced, the production efficiency is greatly improved, the rejection rate is reduced, the market price is lower, the purchase is convenient, and the processing cost is reduced;

2. in the invention, the mould main body is placed at the upper end of the placing tray, and the upper end of the drilling machine is tightly attached to the lower end of the placing tray, so that the reacted electrolyte can be led out through the electrolytic cell and enter the water storage tank again, the electrolyte can be recycled, and the electrolyte is saved.

Drawings

FIG. 1 is a schematic structural diagram of an embodiment of the mold back support electrochemical machining apparatus of the present invention.

FIG. 2 is a schematic view of a partial structure of a mold main body of an embodiment of the mold back support electrochemical machining apparatus of the present invention.

FIG. 3 is a top view of the mold body tooling.

FIG. 4 is a plan view of an embodiment of the mold back rest electrochemical machining apparatus of the present invention.

Wherein: 1. a water storage tank; 2. placing a tray; 3. a mold body; 4. a first fixing plate; 5. an electric telescopic rod; 6. a stabilizing rod; 7. mounting a plate; 8. drilling machine; 9. a collet; 10. an electrode; 11. a second fixing plate; 12. an electrolysis device; 13. a first electric wire; 14. a second wire; 15. supporting legs; 16. a water pump; 21. an electrolyte delivery tank; 31. an electrolytic cell.

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.

Referring to fig. 1-4, the present invention is a method for electrolytic machining of a mold back support, comprising the following steps:

step one, preparing an electrode: preparing an electrode 10 matched with the diameter size of the electrolytic bath 31;

step two, assembling electrolysis equipment parts: clamping the placing tray 2 at the upper part in the water storage tank 1, injecting electrolyte into the water storage tank 1, electrically connecting two ends of a first electric wire 13 and a second electric wire 14 with the drilling machine 8 and the placing tray 2 respectively, and clamping one end of the electrode 10 in the collet chuck 9 for fixing;

step three, placing the workpiece: horizontally mounting the workpiece on the upper side of the placing tray 2, and making the electrolytic bath 31 correspond to the opening of the electrolyte conveying tank 21;

step four, conveying the electrolyte: the water suction pump 16 is turned on, the electrolyte in the water storage tank 1 is pumped out through the water suction pipe and is conveyed into the electrolyte conveying tank 21 through the water conveying pipe, so that the electrolyte is fully filled in the electrolytic tank 31 and is in contact with the inner wall of the electrolytic tank 31;

step five, electrolytic machining: the shrinkage of electric telescopic rod 5 drives mounting panel 7 to move down, makes the lower part of electrode 10 alternate and connect in electrolysis trough 31, makes electrode 10, mould main part 3 and electrolyte form the reflux circuit, accomplishes the electrolytic reaction, drives electrode 10 through drilling machine 8 this moment and rotates, carries out drilling processing to electrolysis trough 31.

In the first step, the electrode 10 is made of red copper, so that the price is low and the processing cost is low.

The electrolysis equipment comprises a water storage tank 1, a placing tray 2 is clamped at the inner upper part of the water storage tank 1, a mould main body 3 is placed at the upper end of the placing tray 2, a first fixing plate 4 is fixedly welded at the rear end of the water storage tank 1, an electric telescopic rod 5 and two stabilizing rods 6 are fixedly installed at the upper end of the first fixing plate 4, the electric telescopic rod 5 is positioned between the two stabilizing rods 6, a mounting plate 7 is fixedly connected at the upper ends of the electric telescopic rod 5 and the stabilizing rods 6 together, a drilling machine 8 is fixedly installed at the front end of the mounting plate 7, a collet chuck 9 is fixedly connected at the lower end of the drilling machine 8, an electrode 10 is clamped in the collet chuck 9, a second fixing plate 11 is fixedly welded at the right end of the water storage tank 1, an electrolysis device 12 is placed at the upper end of the second fixing plate 11, and one end of the electrolysis device 12 is electrically connected, one end of a first electric wire 13 and one end of a second electric wire 14 are respectively electrically connected with the drilling machine 8 and the placing tray 2, a water suction pump 16 is fixedly installed in the water storage tank 1, and supporting legs 15 are fixedly welded at four corners of the lower end of the water storage tank 1.

An electrolyte conveying groove 21 is formed in the middle of the upper end of the placing tray 2, and the placing tray 2 is connected to the upper portion of the water storage tank 1 in a clamping mode.

An electrolytic tank 31 is arranged in the die main body 3, the diameter size of the electrolytic tank 31 is smaller than that of the electrolyte conveying tank 21, and the circle center of the lower end of the electrolytic tank 31 is superposed with the circle center of the upper end of the electrolyte conveying tank 21, so that the electrolyte, the die main body 3 and the electrode 10 form a backflow circuit.

The diameter size of raceway is the same with the diameter size of electrolyte conveyer trough 21, is convenient for make electrolyte fully pass through in electrolyte conveyer trough 21 gets into electrolysis trough 31, and makes the electrolyte after the reaction get into accumulator 1 through electrolysis trough 31 once more in, recycles practice thrift the cost.

The electrolyte is any one of nitric acid, hydrochloric acid, ethylene carbonate, diethyl carbonate, dimethyl carbonate, methyl ethyl carbonate and the like.

The electrolytic machining method for the die back support has the advantages that the electrolytic machining method is adopted for machining the die back support, the machining mode is novel, the machining difficulty is reduced, the production efficiency is greatly improved, the defective rate is reduced, red copper is adopted as an electrode, the market price is low, the purchasing is convenient, the machining cost is low, the machining method is convenient and fast to operate, the structure is simple, the electrolyte can be recycled, and the cost is saved.

The preferred embodiments of the invention disclosed above are intended to be illustrative only. The preferred embodiments are not intended to be exhaustive or to limit the invention to the precise embodiments disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the invention and the practical application, to thereby enable others skilled in the art to best utilize the invention. The invention is limited only by the claims and their full scope and equivalents.