CN217253444U

CN217253444U - Be used for compound angle electrical discharge machining frock of mould

Info

Publication number: CN217253444U
Application number: CN202220644880.6U
Authority: CN
Inventors: 于世华
Original assignee: Georg Fischer AG
Current assignee: Georg Fischer AG
Priority date: 2022-03-23
Filing date: 2022-03-23
Publication date: 2022-08-23
Anticipated expiration: 2032-03-23

Abstract

The utility model discloses a composite angle electric discharge machining tool for a die, which comprises a machine head, a fixed seat, an angle adjusting component, a fastening component, a mounting seat and an electrode; a fixed seat is fixed at the bottom of the machine head, a groove is formed in the fixed seat, the angle of the installation seat is adjusted through an angle adjusting assembly and is fixed at the groove through a fastening assembly, and one end of the electrode is fixedly installed at the lower part of the installation seat; the fastening assembly comprises a toothed bar, an angle adjusting auxiliary and a locking nut, the toothed bar is fixed at the upper end of the mounting seat, through holes for the toothed bar to pass through are formed in two sides of the groove of the fixing seat, and one end of the toothed bar extends outwards and is fixed with the locking nut; the angle adjusting component comprises a worm and an adjusting nut, the worm is also installed on the installation seat, a gear disc matched with the worm is arranged on the rack bar, and one end of the worm extends outwards and is fixed with the adjusting nut. The utility model discloses can carry out continuous, accurate regulation to the angle of electrode, and the control range of angle is wide.

Description

Be used for compound angle electrical discharge machining frock of mould

Technical Field

The utility model belongs to the technical field of the mould processing, concretely relates to be used for compound angle electric discharge machining frock of mould.

Background

For the existing die-casting die processing, in order to enable the integral forming performance and the product size of a product to meet requirements, some means for improving the product forming and size stabilization are often used in the design of a die, the die is generally designed with holes, and the hole processing can only be selected by electric discharge processing. However, the die parts often have different features such as angle holes, and thus, a plurality of tool fixtures are designed. In actual production, as more and more projects and more types of parts are produced, more and more tools are designed and used, and thus, a great pressure is generated on the storage and management of a company, and the processing cost of a mold is increased. The mount pad that prior art often adopted to install the electrode swings to certain angle after, and instrument such as reuse locating pin locks fixedly, and then utilizes the electrode pair mould of adjusting the angle to process, but the angle that some electrodes can adjust only fixed several angles, and angle regulation's mode is often artifical direct adjustment a bit, and angle regulation is not accurate, and electrode angle fixed form is also not firm. Therefore, there is a high necessity for a tool for electrical discharge machining of a composite angle of a mold, which can solve the above problems.

SUMMERY OF THE UTILITY MODEL

To the technical problem who exists, the utility model provides a be used for compound angle electrical discharge machining frock of mould, this frock can carry out continuous, accurate regulation to the angle of electrode, and the control range of angle is wide.

The technical scheme of the utility model is that:

a composite angle electric discharge machining tool for a die comprises a machine head, a fixed seat, an angle adjusting assembly, a fastening assembly, a mounting seat and an electrode;

the fixed seat is fixed at the bottom of the machine head, a groove is formed in the fixed seat, the angle of the mounting seat is adjusted through the angle adjusting assembly and is fixed at the groove through the fastening assembly, and one end of the electrode is fixedly mounted at the lower part of the mounting seat;

the fastening assembly comprises a toothed bar, an angle adjusting auxiliary and a locking nut, the toothed bar is fixed at the upper end of the mounting seat, through holes for the toothed bar to pass through are formed in two sides of a groove of the fixing seat, one end of the toothed bar extends outwards and is fixedly provided with the locking nut, the rotation of the toothed bar can be transmitted to the mounting seat through the angle adjusting auxiliary, the mounting seat can rotate along with the rotation of the toothed bar, and the locking nut is screwed to lock and fix the angle position of the mounting seat;

the angle adjusting component comprises a worm and an adjusting nut, the worm is also installed on the mounting seat, a gear disc matched with the worm is arranged on the rack bar, one end of the worm extends outwards and is fixed with the adjusting nut, and the adjusting nut can drive the worm to rotate.

Preferably, the mount pad comprises T type regulating part and the electrode installation department that top-down set gradually, T type regulating part with the electrode installation department passes through bolt fastening and links to each other, electrode fixed mounting be in on the electrode installation department.

Preferably, a first rack bar bearing is installed in a through hole through which the rack bar passes on one side of the groove of the fixing seat, and the angle adjustment auxiliary is installed in a through hole through which the rack bar passes on the other side of the groove of the fixing seat; the T-shaped adjusting part is provided with a toothed bar mounting hole, one end, close to the inside, of the angle adjusting auxiliary is located in the toothed bar mounting hole, the angle adjusting auxiliary is provided with a flat position and is in fit connection with the mounting seat through the flat position, and the mounting seat can rotate along with the rotation of the angle adjusting auxiliary; the angle adjustment auxiliary is provided with a positioning hole, one side of the gear disc, which is close to the angle adjustment auxiliary, is provided with a protruding positioning part, the positioning part is inserted into the positioning hole, and the rotation of the gear disc can drive the rotation of the angle adjustment auxiliary.

Preferably, be close to first ratch bearing be equipped with first locating piece in the ratch mounting hole, be equipped with second ratch bearing in the first locating piece, first locating piece is equipped with flat position, first locating piece through flat position with the mount pad cooperation is connected.

Preferably, the angular adjustment auxiliary is kept away from one side of toothed disc is equipped with the second setting element, install the third ratch bearing in the second setting element, be close to the third ratch bearing the tip of ratch is equipped with first protective cover, first protective cover with the fixing base passes through welded fastening and links to each other, just first protective cover leans on one side in to be equipped with the card key, be equipped with on the second setting element with card key matched with draw-in groove.

Preferably, the T-shaped adjusting portion is provided with a worm mounting hole, a first worm bearing and a second worm bearing are arranged in the worm mounting hole, the first worm bearing is close to the adjusting nut, and a second protective cover is arranged on the mounting seat on the outer side of the second worm bearing.

Preferably, the fixing base on one side of the groove is provided with an angle observation window, the side face, close to the angle observation window, of one side of the mounting base is provided with angle scales, and the fixing base is further provided with a scale directing piece.

Preferably, the adjusting nut and the worm are installed in a matched interference mode, anti-skidding stripes are arranged on the outer wall of the adjusting nut, and hexagonal holes are further formed in the end portion of the adjusting nut.

Preferably, lock nut with ratch threaded connection, when unscrewing lock nut, through angle adjustment subassembly can be adjusted the angle of mount pad, after angle adjustment is accomplished, through screwing up lock nut can with the mount pad with fixing base locking is fixed, lock nut's outer wall is equipped with anti-skidding stripe, lock nut tip also is equipped with the hexagonal hole.

Preferably, the fixing seat above the groove is provided with a limiting inclined plane matched with the top surface of the T-shaped adjusting part.

The beneficial effects of the utility model are that:

the utility model discloses an electric discharge machining frock simple structure, facilitate the use, can carry out in succession the angle of electrode, accurate regulation, and the control range of angle is wide, the mount pad can not appear also when adjustment or shutting fixed angle and sway the indefinite condition, in the use, treat that the mould of processing puts an angle earlier, then according to the mould upper hole angle of processing, adjustment frock angle, loosen lock nut, rotate adjusting nut, the worm rotates and drives the toothed disc rotation, and then drive the rotation of mount pad through the angular adjustment auxiliary, angle of adjustment accomplishes the back, it is fixed with fixing base locking with mount pad through screwing up lock nut.

Drawings

The invention will be further described with reference to the following drawings and examples:

fig. 1 is a perspective view of the present invention;

FIG. 2 is a front view of the present invention;

fig. 3 is a side view of the present invention;

FIG. 4 is a cross-sectional view taken along line A-A of FIG. 2;

fig. 5 is a cross-sectional view taken at B-B in fig. 3.

Labeled as: 1. a machine head; 2. a fixed seat; 3. a mounting seat; 4. an electrode; 5. a rack bar; 6. an angle adjustment accessory; 7. a locking nut; 8. a gear plate; 9. a worm; 10. adjusting the screw cap; 11. a first rack bearing; 12. a first positioning member; 13. a second rack bearing; 14. a second positioning member; 15. a third rack bearing; 16. a first protective cover; 17. a first worm bearing; 18. a second worm bearing; 19. a second protective cover; 20. an angular viewing window; 21. a scale pointing member; 22. a hexagonal hole; 23. a T-shaped adjusting part; 24. an electrode mounting portion; 25. a limit inclined plane.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention will be described in detail with reference to the accompanying drawings. It should be understood that the description is intended for purposes of illustration only and is not intended to limit the scope of the present disclosure. Moreover, in the following description, descriptions of well-known structures and techniques are omitted so as to not unnecessarily obscure the concepts of the present invention.

As shown in fig. 1 to 5, a be used for compound angle electric discharge machining frock of mould, including aircraft nose 1, fixing base 3, angle adjusting component, fastening components, mount pad 3 and

electrode

4, 1 bottom of aircraft nose is fixed with fixing base 3, be equipped with the recess on fixing base 3, mount pad 3 passes through angle adjusting component angle regulation, and fix in the groove through fastening components, mount pad 3 includes T type regulating part 23 and the electrode installation department 24 that top-down set gradually, T type regulating part 23 and electrode installation department 24 pass through the bolt fastening and link to each other, electrode 4 fixed mounting is on electrode installation department 24, fixing base 3 of recess top is equipped with the spacing inclined plane 25 with T type regulating part 23 top surface matched with.

Fastening components includes ratch 5, angular adjustment auxiliary 6 and lock nut 7, ratch 5 is fixed on T type regulating part 23, T type regulating part 23 is equipped with corresponding ratch mounting hole, the recess both sides of fixing base 3 are equipped with the through-hole that supplies ratch 5 to pass, the outside extension of one end of ratch 5 and be fixed with lock nut 7, lock

nut

7 and 5 threaded connection of ratch, when unscrewing lock nut 7, can adjust the angle of mount pad 3 through angular adjustment component, after angular adjustment accomplishes, can be fixed with

mount pad

3 and 3 locking of fixing base through screwing up lock nut 7. A first toothed bar bearing 11 is installed in a through hole through which the toothed bar 5 passes on one side of a groove of the fixing seat 3, an angle adjusting auxiliary 6 is installed in a through hole through which the toothed bar 5 passes on the other side, one end, close to the inner side, of the angle adjusting auxiliary 6 is located in the toothed bar installation hole, the angle adjusting auxiliary 6 is provided with a flat position, the angle adjusting auxiliary 6 is in fit connection with the mounting seat 3 through the flat position, and the mounting seat 3 can rotate along with the rotation of the angle adjusting auxiliary 6; be equipped with the locating hole on the angular adjustment auxiliary 6, one side that toothed disc 8 is close to angular adjustment auxiliary 6 is equipped with convex location portion, and location portion inserts in the locating hole, and the rotation of ratch 5 can transmit for mount pad 3 through angular adjustment auxiliary 6, and mount pad 3 can rotate along with the rotation of ratch 5 to through screwing up the angular position of locking lock nut 7 locking fixed mounting seat 3.

Be equipped with first locating piece 12 in being close to the ratch mounting hole of first ratch bearing 11, be equipped with second ratch bearing 13 in the first locating piece 12, first locating piece 12 is equipped with flat position, and first locating piece 12 is connected through flat position and the cooperation of mount pad 3, and toothed disc 8 also can be connected through flat position and the cooperation of ratch 5, and the setting of first locating piece 12 still plays the effect of 8 positions of restriction toothed disc. One side that gear disc 8 was kept away from to angular adjustment auxiliary 6 is equipped with second setting element 14, installs third ratch bearing 15 in the second setting element 14, and the tip of the ratch 5 that is close to third ratch bearing 15 is equipped with first protective cover 16, and first protective cover 16 links to each other through welded fastening with fixing base 3, and first protective cover 16 leans on one side in to be equipped with the card key, is equipped with on the second setting element 14 with card key matched with draw-in groove.

The angle adjusting component comprises a worm 9 and an adjusting nut 10, the worm 9 is also installed on a T-shaped adjusting portion 23, a corresponding worm installing hole is formed in the T-shaped adjusting portion 23, a gear disc 8 matched with the worm 9 is arranged on the rack bar 5, one end of the worm 9 extends outwards and is fixed with the adjusting nut 10, the adjusting nut 10 is installed in a matched interference mode with the worm 9, the worm 9 can be driven to rotate through rotating the adjusting nut 10, and then the rack bar 5 is driven to rotate through the gear disc 8.

A first worm bearing 17 and a second worm bearing 18 are arranged in the worm mounting hole, wherein the first worm bearing 17 is close to the adjusting nut 10, and a second protective cover 19 is arranged on the mounting seat 3 at the outer side of the second worm bearing 18.

In addition, be equipped with angle observation window 20 on the fixing base 3 of recess one side, the one side that mounting seat 3 is close to angle observation window 20 is equipped with the angle scale, and fixing base 3 still is equipped with triangle-shaped scale pointer 21, in the use, can observe scale pointer 21 and angle scale through angle observation window 20, and then distinguishes discernment regulation degree easily.

The outer wall of adjusting nut 10 is equipped with anti-skidding stripe, and the outer wall of lock nut 7 also is equipped with anti-skidding stripe, plays skid-proof effect through the setting of anti-skidding stripe, and in addition, adjusting nut 10 tip is equipped with hexagonal hole 22, and lock nut 7 tip also is equipped with hexagonal hole 22 to the rotatory adjusting nut 10 or the lock nut 7 that corresponds are adjusted to the hexagonal in convenient to use, can also have on the adjusting nut 10 to design and control the rotation arrow mark.

The utility model discloses an electric discharge machining frock simple structure facilitates the use, in the use, treats that the mould of processing puts an angle earlier, then according to the mould upper hole angle of processing, adjustment frock angle loosens lock nut 7, rotates adjusting nut 10, and worm 9 rotates and drives the rotation of toothed disc 8, and then drives the rotation of mount pad 3 through angular adjustment accessory 6, and angle of adjustment accomplishes the back, and is fixed with

mount pad

3 and 3 lockings of fixing base through screwing up lock nut 7. This electrical discharge machining frock angle of adjustment is very accurate during, can not appear swaing indefinite condition when adjustment or shutting fixed angle, can carry out continuous, accurate regulation to the angle of electrode 4, and the control range of angle is wide, helps reducing the time and the cost of personnel from links such as design, manufacturing.

It is to be understood that the above-described embodiments of the present invention are merely illustrative of or explaining the principles of the invention and are not to be construed as limiting the invention. Therefore, any modifications, equivalents, improvements and the like which are made without departing from the spirit and scope of the present invention should be considered within the protection scope of the present invention. Further, it is intended that the appended claims cover all such variations and modifications as fall within the scope and boundaries of the appended claims or the equivalents of such scope and boundaries.

Claims

1. A composite angle electric discharge machining tool for a die is characterized by comprising a machine head, a fixed seat, an angle adjusting assembly, a fastening assembly, a mounting seat and an electrode;

the fastening assembly comprises a toothed bar, an angle adjusting auxiliary and a locking nut, the toothed bar is fixed at the upper end of the mounting seat, through holes for the toothed bar to pass through are formed in two sides of a groove of the fixing seat, one end of the toothed bar extends outwards and is fixed with the locking nut, the rotation of the toothed bar can be transmitted to the mounting seat through the angle adjusting auxiliary, the mounting seat can rotate along with the rotation of the toothed bar, and the locking nut is screwed to lock and fix the angle position of the mounting seat;

2. The tool for the combined angle electric discharge machining of the die according to claim 1, wherein the mounting seat is composed of a T-shaped adjusting portion and an electrode mounting portion which are sequentially arranged from top to bottom, the T-shaped adjusting portion and the electrode mounting portion are fixedly connected through bolts, and the electrode is fixedly mounted on the electrode mounting portion.

3. The tool for the compound angle electric discharge machining of the die as claimed in claim 2, wherein a first rack bar bearing is installed in a through hole through which the rack bar passes on one side of the groove of the fixing seat, and the angle adjustment auxiliary is installed in a through hole through which the rack bar passes on the other side of the groove of the fixing seat; the T-shaped adjusting part is provided with a toothed bar mounting hole, one end, close to the inside, of the angle adjusting auxiliary is located in the toothed bar mounting hole, the angle adjusting auxiliary is provided with a flat position and is in fit connection with the mounting seat through the flat position, and the mounting seat can rotate along with the rotation of the angle adjusting auxiliary; the angle adjustment auxiliary is provided with a positioning hole, one side of the gear disc, which is close to the angle adjustment auxiliary, is provided with a convex positioning part, the positioning part is inserted into the positioning hole, and the rotation of the gear disc can drive the rotation of the angle adjustment auxiliary.

4. The tool for the combined angle electric discharge machining of the die according to claim 3, wherein a first positioning piece is arranged in the rack mounting hole close to the first rack bearing, a second rack bearing is arranged in the first positioning piece, the first positioning piece is provided with a flat position, and the first positioning piece is connected with the mounting seat in a matched mode through the flat position.

5. The electric discharge machining tool for the compound angle of the mold according to claim 3, wherein a second positioning part is arranged on one side, away from the gear plate, of the angle adjustment auxiliary, a third rack bar bearing is installed in the second positioning part, a first protective cover is arranged at the end part, close to the third rack bar bearing, of the rack bar, the first protective cover is fixedly connected with the fixing seat through welding, a clamping key is arranged on one side, close to the inner side, of the first protective cover, and a clamping groove matched with the clamping key is formed in the second positioning part.

6. The tool for the combined angle electrical discharge machining of the mold according to claim 2, wherein the T-shaped adjusting portion is provided with a worm mounting hole, a first worm bearing and a second worm bearing are arranged in the worm mounting hole, the first worm bearing is close to the adjusting nut, and a second protective cover is arranged on the mounting seat on the outer side of the second worm bearing.

7. The tool for the compound-angle electric discharge machining of the die according to claim 1, wherein an angle observation window is formed in the fixing seat on one side of the groove, angle scales are formed in the side face, close to the angle observation window, of the mounting seat, and the fixing seat is further provided with a scale directing piece.

8. The tool for the compound angle electric discharge machining of the die according to claim 1, wherein the adjusting nut is installed with the worm in a matched interference manner, anti-slip stripes are arranged on the outer wall of the adjusting nut, and a hexagonal hole is further formed in the end portion of the adjusting nut.

9. The tool for the compound angle electric discharge machining of the die according to claim 1, wherein the lock nut is in threaded connection with the toothed rod, when the lock nut is unscrewed, the angle of the mounting seat can be adjusted through the angle adjusting assembly, after the angle adjustment is completed, the mounting seat and the fixing seat can be locked and fixed through screwing the lock nut, anti-slip stripes are arranged on the outer wall of the lock nut, and a hexagonal hole is also formed in the end portion of the lock nut.

10. The tool for the compound-angle electric discharge machining of the die according to claim 2, wherein the fixed seat above the groove is provided with a limiting inclined surface matched with the top surface of the T-shaped adjusting part.