CN112719483A - Operation method of precision positioning device for EDM (EDM-discharge machining) - Google Patents
Operation method of precision positioning device for EDM (EDM-discharge machining) Download PDFInfo
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- CN112719483A CN112719483A CN202110010618.6A CN202110010618A CN112719483A CN 112719483 A CN112719483 A CN 112719483A CN 202110010618 A CN202110010618 A CN 202110010618A CN 112719483 A CN112719483 A CN 112719483A
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- Prior art keywords
- rod
- base
- threaded
- edm
- positioning device
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- 238000000034 method Methods 0.000 title claims abstract description 12
- 238000003754 machining Methods 0.000 title claims description 8
- 238000009760 electrical discharge machining Methods 0.000 claims abstract description 10
- 238000005260 corrosion Methods 0.000 claims description 4
- 239000003292 glue Substances 0.000 abstract description 6
- 238000007599 discharging Methods 0.000 description 10
- 239000000047 product Substances 0.000 description 5
- 230000007547 defect Effects 0.000 description 3
- 230000005611 electricity Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000006227 byproduct Substances 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23H—WORKING OF METAL BY THE ACTION OF A HIGH CONCENTRATION OF ELECTRIC CURRENT ON A WORKPIECE USING AN ELECTRODE WHICH TAKES THE PLACE OF A TOOL; SUCH WORKING COMBINED WITH OTHER FORMS OF WORKING OF METAL
- B23H1/00—Electrical discharge machining, i.e. removing metal with a series of rapidly recurring electrical discharges between an electrode and a workpiece in the presence of a fluid dielectric
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23H—WORKING OF METAL BY THE ACTION OF A HIGH CONCENTRATION OF ELECTRIC CURRENT ON A WORKPIECE USING AN ELECTRODE WHICH TAKES THE PLACE OF A TOOL; SUCH WORKING COMBINED WITH OTHER FORMS OF WORKING OF METAL
- B23H11/00—Auxiliary apparatus or details, not otherwise provided for
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23H—WORKING OF METAL BY THE ACTION OF A HIGH CONCENTRATION OF ELECTRIC CURRENT ON A WORKPIECE USING AN ELECTRODE WHICH TAKES THE PLACE OF A TOOL; SUCH WORKING COMBINED WITH OTHER FORMS OF WORKING OF METAL
- B23H9/00—Machining specially adapted for treating particular metal objects or for obtaining special effects or results on metal objects
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Electrical Discharge Machining, Electrochemical Machining, And Combined Machining (AREA)
Abstract
一种EDM放电加工的精准定位装置的操作方法，底座上表面中部设置螺纹孔，底座上设置分中棒，分中棒的下端与底座的螺纹孔对应螺接；本发明能快速，有效的精准找到放电位置，放电深度能够做到位，精确控制潜胶口的大小，一模多穴，多位置潜胶口放出的深度，大小很一致,减少了后序修模因为潜胶口大小不一样造成产品局部尺寸不一样的弊端。
An operation method of a precise positioning device for EDM electrical discharge machining. A threaded hole is arranged in the middle of the upper surface of a base, a middle rod is arranged on the base, and the lower end of the middle rod is screwed correspondingly to the threaded hole of the base; the invention can quickly, effectively and accurately Find the discharge position, the depth of discharge can be achieved, and the size of the submersible glue port can be accurately controlled. One mold has multiple holes, and the depth of the submersible glue port at multiple positions is very consistent, which reduces the subsequent mold repair due to the different size of the submersible glue port. Disadvantages of different local sizes of products.
Description
Technical Field
The invention relates to the technical field of die manufacturing, in particular to an operation method of an EDM (electrical discharge machining) precise positioning device.
Background
At present, the existing EDM electric discharge machining only meets the condition that a mould core upper flow passage and a mould cavity are in a 90-degree vertical state, the mould core is inclined, and an electric discharge forming submarine gate is 30-60 degrees, but when a plurality of cavities are distributed in a circular shape, the submarine gate discharges electricity, because the mould core of the submarine gate is inclined, the submarine gate discharges electricity by vertical collision, the plane of the mould core also needs to rotate by a corresponding angle, the arrangement angle and the discharge depth on the mould core still need to be observed by eyes, holes are probably arranged on the submarine gate to be communicated, holes are enlarged after the depth is increased, the hole size is not increased when the depth is not increased, machining deviation exists, because the size of the submarine gate hole is not well controlled, products which are expected to be observed by ideal gate size after mould testing are not perfect, and the gates emitted by products with a plurality of cavities are different in size, the local sizes of products are different after the die is tested, and unnecessary troubles are brought to subsequent die repairing.
In view of the above, a method for operating an EDM electro-discharge machining precision positioning device has been developed.
Disclosure of Invention
The invention aims to overcome the defects in the prior art, and provides an operation method of an EDM (electrical discharge machining) accurate positioning device, which can quickly, effectively and accurately find a discharge position, can make a discharge depth in place, accurately control the size of a glue submerging opening, has multiple cavities in one die and consistent depth and size of a multi-position glue submerging opening, and overcomes the defect that the local sizes of products are different due to different sizes of glue submerging openings in subsequent die repairing.
In order to achieve the purpose, the invention adopts the following technical scheme: an operation method of an EDM electrical discharge machining precision positioning device is provided, which comprises the following steps: the base, divide stick, king-rod, threaded rod, bulb to form; the middle part of the upper surface of the base is provided with a threaded hole, the base is provided with a middle separating rod, and the lower end of the middle separating rod is in threaded connection with the threaded hole of the base correspondingly.
The base is an electromagnet.
The structure of the center separating rod is as follows: the middle part of the lower end of the middle rod is provided with a threaded rod, the threaded rod is in threaded connection with a threaded hole of the base correspondingly, the upper end of the middle rod is provided with a ball head, the middle rod, the threaded rod and the ball head are integrally formed, and the diameter of the front end of the middle rod is smaller than that of the rear end of the middle rod.
When a mould is processed with multiple cavities, the threaded rod of the centering rod is correspondingly screwed with the threaded hole of the base, the mould core is rotated to a specified angle through the inclination gauge, the base provided with the centering rod is placed in the central hole of the mould core needing to be rotated, the mould core is adsorbed on the magnetic disc through the base, then the magnetic disc is rotated to the angle needed by the submarine gate, the ball head of the centering rod is used as the basis of the collision number in the Y-axis, the X-axis and the Z-axis, the discharging position and the discharging depth are controlled, the submarine gate is subjected to discharge forming through electro-corrosion, the direction of the mould core is changed, and therefore when multiple discharging positions are achieved, the size of the submarine gate is consistent.
The invention has the beneficial effects that: the positioning device of the invention is placed in the center hole of a mold core needing to rotate, the mold core is rotated by a desired angle relative to a center rotating cavity and is adsorbed on a magnetic disk, then the magnetic disk is placed at the desired angle of a submarine gate, the submarine gate is formed by discharging the submarine gate through electric corrosion according to the number of collision in the center of a tool clamp at the center of the mold core, the ball head on the tool clamp is used as a Y axis and a Y axis, and the Z axis, so that the position of the submarine gate discharged by a spark machine is more accurate, the discharging depth can be made in place, the size of the submarine gate can be accurately controlled, the position of the molding gate on the mold core needs to rotate by a certain angle when similar multi-hole products are encountered, and meanwhile, the collision number is divided by the ball head when the submarine gate is discharged, the discharging position can be quickly and accurately found, the discharging depth can be made in place, the size of the submarine gate can be accurately controlled, one mold has multiple, the defect that the local sizes of products are different due to different sizes of glue-hidden openings in subsequent die repair is overcome.
Drawings
The invention will be further described with reference to the accompanying drawings in which:
FIG. 1 is a schematic view of the assembly structure;
FIG. 2 is a schematic view of a split bar configuration;
FIG. 3 is a schematic view of a configuration in use;
in the figure: base 1, divide well stick 2, king-rod 2.1, threaded rod 2.2, bulb 2.3.
Detailed Description
The present invention will be described in further detail with reference to the following examples and embodiments:
example 1
The middle part of the upper surface of the base 1 is provided with a threaded hole, the base 1 is provided with a middle rod 2, and the lower end of the middle rod 2 corresponds to the threaded hole of the base 1 in threaded connection.
Example 2
The base 1 is an electromagnet.
Example 3
The structure of the center separating rod 2 is as follows: the middle part of the lower end of the middle rod 2.1 is provided with a threaded rod 2.2, the threaded rod 2.2 is in corresponding threaded connection with the threaded hole of the base 1, the upper end of the middle rod 2.1 is provided with a ball head, the middle rod 2.1, the threaded rod 2.2 and the ball head 2.3 are integrally formed, and the diameter of the front end of the middle rod 2.1 is smaller than that of the rear end.
Example 4
When a mould is processed with a plurality of holes, the threaded rod 2.2 of the centering rod 2 is correspondingly screwed with the threaded hole of the base 1, the mould core is rotated to a specified angle through an inclination gauge, the base 1 provided with the centering rod 2 is placed in the mould core central hole needing to be rotated, the mould core is adsorbed on a magnetic disc through the base 1, then the magnetic disc is rotated to the angle needed by the submarine gate, the ball head 2.3 of the centering rod 2 is used as the basis of the collision number in the Y-axis, the X-axis and the Z-axis, the discharging position and the discharging depth are controlled, the submarine gate is discharged and formed through electro-corrosion, the direction of the mould core is changed, and the size of the submarine gate is consistent when a plurality of discharging positions are achieved.
Claims (4)
1. An operation method of an EDM electrical discharge machining precision positioning device is provided, which comprises the following steps: the device comprises a base (1), a middle rod (2), a middle rod (2.1), a threaded rod (2.2) and a ball head (2.3); the method is characterized in that: the middle part of the upper surface of the base (1) is provided with a threaded hole, the base (1) is provided with a center rod (2), and the lower end of the center rod (2) is in threaded connection with the threaded hole of the base (1).
2. A method of operating an EDM electro-discharge machining precision positioning device as defined in claim 1, characterized in that: the base (1) is an electromagnet.
3. A method of operating an EDM electro-discharge machining precision positioning device as defined in claim 1, characterized in that: the structure of the center separating rod (2) is as follows: the middle part of the lower end of the middle rod (2.1) is provided with a threaded rod (2.2), the threaded rod (2.2) corresponds to the threaded hole of the base (1) in a threaded manner, the upper end of the middle rod (2.1) is provided with a ball head, the middle rod (2.1), the threaded rod (2.2) and the ball head (2.3) are integrally formed, and the diameter of the front end of the middle rod (2.1) is smaller than that of the rear end.
4. A method of operating an EDM electro-discharge machining precision positioning device as defined in claim 1, characterized in that: when a mould is processed with multiple cavities, a threaded rod (2.2) of a centering rod (2) is correspondingly screwed with a threaded hole of a base (1), a mould core is rotated to a specified angle through an inclination gauge, the base (1) provided with the centering rod (2) is placed in a mould core central hole needing to be rotated, the mould core is adsorbed on a magnetic disc through the base (1), then the magnetic disc is rotated to the angle needed by a submarine gate, a spark machine takes a ball head (2.3) of the centering rod (2) as the basis of the collision number in Y-axis, X-axis and Z-axis divisions, the discharge position and the discharge depth are controlled, the submarine gate is subjected to discharge forming through electro-corrosion, the direction of the mould core is changed, and the size of the submarine gate is consistent when multiple positions are discharged.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110010618.6A CN112719483A (en) | 2021-01-06 | 2021-01-06 | Operation method of precision positioning device for EDM (EDM-discharge machining) |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110010618.6A CN112719483A (en) | 2021-01-06 | 2021-01-06 | Operation method of precision positioning device for EDM (EDM-discharge machining) |
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| Publication Number | Publication Date |
|---|---|
| CN112719483A true CN112719483A (en) | 2021-04-30 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110010618.6A Pending CN112719483A (en) | 2021-01-06 | 2021-01-06 | Operation method of precision positioning device for EDM (EDM-discharge machining) |
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| Country | Link |
|---|---|
| CN (1) | CN112719483A (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202622111U (en) * | 2012-05-21 | 2012-12-26 | 惠州市维尔实业有限公司 | Electric discharge machining (EDM) machine tool with positioning ball |
| CN104028859A (en) * | 2014-05-23 | 2014-09-10 | 广东豪美铝业股份有限公司 | Electrode locating method of discharge jig |
| CN204353603U (en) * | 2014-11-14 | 2015-05-27 | 华孚精密金属科技(常熟)有限公司 | Fast-positioning device |
| CN207223143U (en) * | 2017-02-15 | 2018-04-13 | 东莞市川普精密模具有限公司 | A discharge fixture |
| CN110773831A (en) * | 2019-12-03 | 2020-02-11 | 洛阳市建园模具制造有限公司 | Positioning method of EDM spark machine machining submerged rubber hole precise positioning device |
| CN214443635U (en) * | 2021-01-06 | 2021-10-22 | 洛阳市建园模具制造有限公司 | EDM electrical discharge machining's accurate positioner |
-
2021
- 2021-01-06 CN CN202110010618.6A patent/CN112719483A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202622111U (en) * | 2012-05-21 | 2012-12-26 | 惠州市维尔实业有限公司 | Electric discharge machining (EDM) machine tool with positioning ball |
| CN104028859A (en) * | 2014-05-23 | 2014-09-10 | 广东豪美铝业股份有限公司 | Electrode locating method of discharge jig |
| CN204353603U (en) * | 2014-11-14 | 2015-05-27 | 华孚精密金属科技(常熟)有限公司 | Fast-positioning device |
| CN207223143U (en) * | 2017-02-15 | 2018-04-13 | 东莞市川普精密模具有限公司 | A discharge fixture |
| CN110773831A (en) * | 2019-12-03 | 2020-02-11 | 洛阳市建园模具制造有限公司 | Positioning method of EDM spark machine machining submerged rubber hole precise positioning device |
| CN214443635U (en) * | 2021-01-06 | 2021-10-22 | 洛阳市建园模具制造有限公司 | EDM electrical discharge machining's accurate positioner |
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