CN115837494A - Shell mould processingequipment - Google Patents
Shell mould processingequipment Download PDFInfo
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- CN115837494A CN115837494A CN202211604559.6A CN202211604559A CN115837494A CN 115837494 A CN115837494 A CN 115837494A CN 202211604559 A CN202211604559 A CN 202211604559A CN 115837494 A CN115837494 A CN 115837494A
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- protective cover
- machine head
- base
- sliding
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/10—Greenhouse gas [GHG] capture, material saving, heat recovery or other energy efficient measures, e.g. motor control, characterised by manufacturing processes, e.g. for rolling metal or metal working
Abstract
The invention discloses a shell die machining device, which relates to the technical field of electric spark machining and comprises a machine head, a vertical moving mechanism, an electrode holder, a tool electrode, a protective cover, an annular guide sleeve and a cleaning mechanism.
Description
Technical Field
The invention belongs to the technical field of electric spark machining, and particularly relates to a shell mold machining device.
Background
The electric spark equipment can be applied to a shell die, particularly the forming surface machining process of the shell die, if electric erosion products cannot be removed in time in the electric spark machining process, the electric erosion products can have great influence on the machining quality of the die.
The two methods are generally used for lifting the cutter and discharging slag, one is to lift the cutter periodically at a fixed time, and the other is to lift the cutter in a self-adaptive manner. The self-adaptive cutter lifting can automatically adjust the feeding time and the lifting time (namely the lifting height) according to the machining state, so that the machining is always in a normal state, and the machining benefit is improved. The method has the defects that the collection of process parameters can be realized only by accurately configuring a mature software control system, the stability is difficult to guarantee, and the parameters are difficult to distinguish when the parameters are changed due to the difficulty in non-slag discharge.
Disclosure of Invention
The invention aims to provide a shell mold processing device to solve the defects caused in the prior art.
A shell mold machining device comprises a machine head, a vertical moving mechanism, an electrode holder, a tool electrode, a protective cover, an annular guide sleeve and a cleaning mechanism, wherein the machine head is installed on a machine tool and can move horizontally, the vertical moving mechanism is connected to the front end of the machine head in a sliding mode and connected with a flange plate at the upper end of the electrode holder to achieve vertical movement of the electrode holder, the tool electrode and the protective cover are both installed at the lower end of the electrode holder, an annular part is fixed at the upper end of the protective cover, the annular part is connected with the electrode holder through a bearing and arranged around the tool electrode, a guide groove capable of guiding the protective cover to rotate in the process that the protective cover moves up and down is arranged on the inner side of the annular guide sleeve, a guide rod matched with the guide groove and a connecting pipe used for introducing spark oil into the protective cover are arranged on the outer side of the protective cover, the connecting pipe is located on one side facing the machine head, a vertical pipe communicated with the protective cover is further arranged at the upper end of the protective cover, a piston is connected in the vertical pipe in a sliding mode and is limited by means of a step arranged in the vertical pipe, and a pressure sensor is installed at the upper end of the vertical pipe;
the outside of safety cover still is fixed with the driving lever, clearance mechanism installs in the front end of aircraft nose and cooperatees with the driving lever so that the safety cover can drive clearance mechanism operation and clear away the long-pending sediment on the mould profiled surface when rotatory.
Preferably, vertical moving mechanism includes slide, upper substrate, infrabasal plate, connector, servo motor and lead screw, the slide is on the slide rail that the aircraft nose front end set up with the help of slider sliding connection, and upper substrate, infrabasal plate are all installed on the aircraft nose and are located the upper and lower both sides of slide respectively, the lower extreme in the slide is installed to the connector, servo motor installs on the upper substrate and its lower extreme rotates the bearing frame that sets up on being connected to the infrabasal plate with the help of the bearing, and the lead screw passes the slide and with the interior screw nut threaded connection of slide.
Preferably, the left side and the right side of the annular guide sleeve are fixedly provided with connecting columns, the other ends of the connecting columns are connected with fixing pieces, and the fixing pieces are installed at the front end of the machine head.
Preferably, the annular guide sleeve is provided with a notch for moving the deflector rod and the connecting pipe.
Preferably, clearance mechanism includes supporting seat, pendulum rod and sponge piece, the supporting seat is installed in the front end of aircraft nose and is located the below of slide rail, the pendulum rod has two and symmetry to set up, and the front end of supporting seat is provided with the pivot, two pendulum rods all rotate connect in the pivot and still be provided with V type shell fragment between two pendulum rods, the upper end of supporting seat is provided with the kicking block that is used for withstanding V type shell fragment, and the rear end of one of them pendulum rod is fixed with driving lever complex montant, the sponge piece is fixed in the lower extreme of pendulum rod.
Preferably, the fixing part comprises a side plate and a base, the rear end of the side plate is connected with the base, the base is installed at the front end of the machine head, and a reinforcing rib is further connected between the base and the side plate.
Preferably, the side plates are connected with connecting columns on both sides of the guide sleeve by means of screws.
The invention has the advantages that:
1. the invention adopts the principle that the spark oil is gathered in the protective cover and drives the piston to rise when the slag discharge is difficult, realizes the detection of the defect of difficult slag discharge, does not need to acquire and analyze process parameters, has relatively simple operation and easy realization, and when the protective cover rises, the protective cover can also rotate a certain angle under the action of the guide rod and the guide groove, and the flushing direction of the spark oil can be changed through the rotation of the protective cover, thereby being convenient for flushing away and discharging accumulated slag.
2. In the rear half section of the lifting process of the protective cover, the deflector rod can be in contact with the vertical rod and can deflect the vertical rod and the swing rods to rotate, so that the two swing rods are urged to be close, and then the accumulated slag on the forming surface of the die is removed by means of the sponge block, so that the adverse effect of the sponge block on secondary processing is reduced.
Drawings
FIG. 1 is a schematic structural diagram of the present invention.
Fig. 2 is a front view of the present invention.
FIG. 3 is a schematic view of the handpiece, vertical moving mechanism, annular guide sleeve and tool electrode portion of the present invention.
Fig. 4 is a detail view of a portion of fig. 3 at a.
Fig. 5 is a schematic view of an electrode holder, a tool electrode and a protective cover portion according to the present invention.
Fig. 6 is a front sectional view of the electrode holder and the tool electrode portion.
Fig. 7 is a schematic structural view of the annular guide sleeve.
FIG. 8 is a schematic view of a cleaning mechanism.
Wherein: 1 aircraft nose, 2 vertical moving mechanism, 20 slide, 21 upper substrate, 22 infrabasal plates, 23 connector, 24 servo motor, 25 lead screws, 26 bearing seats, 3 electrode seats, 4 tool electrodes, 5 machine tools, 6 annular guide sleeves, 60 guide grooves, 61 gaps, 62 connecting columns, 63 side plates, 64 bases, 65 reinforcing ribs, 7 protective covers, 70 guide rods, 71 connecting pipes, 72 deflector rods, 8 vertical pipes, 80 pistons, 81 steps, 9 pressure sensors, 10 annular parts, 11 cleaning mechanisms, 110 supporting seats, 111 swing rods, 112 sponge blocks, 113 rotating shafts, 114V-shaped elastic sheets, 115 vertical rods and 116 ejector blocks.
Detailed Description
In order to make the technical means, the creation characteristics, the achievement purposes and the effects of the invention easy to understand, the invention is further described with the specific embodiments.
As shown in fig. 1 to 8, a shell mold processing device includes a machine head 1, a vertical moving mechanism 2, an electrode holder 3, a tool electrode 4, a protective cover 7 and an annular guide sleeve 6, wherein the machine head 1 is mounted on a machine tool 5 and can move horizontally, and the vertical moving mechanism 2 is slidably connected to the front end of the machine head 1 and connected with a flange at the upper end of the electrode holder 3 to realize vertical movement of the electrode holder 3;
The tool electrode 4 and the protective cover 7 are both mounted at the lower end of the electrode holder 3, an annular part 10 is fixed at the upper end of the protective cover 7, the annular part 10 is connected with the electrode holder 3 by means of a bearing and is arranged around the tool electrode 4, a guide groove 60 capable of guiding the protective cover 7 to rotate in the process that the protective cover 7 moves up and down is arranged on the inner side of the annular guide sleeve 6, a guide rod 70 matched with the guide groove 60 and a connecting pipe 71 used for introducing spark oil into the protective cover 7 are arranged on the outer side of the protective cover 7, the connecting pipe 71 is positioned on one side facing the handpiece 1, connecting columns 62 are fixed on the left side and the right side of the annular guide sleeve 6, the other ends of the connecting columns 62 are connected with fixing pieces, the fixing pieces are mounted at the front end of the handpiece 1, a vertical pipe 8 communicated with the protective cover 7 is further arranged at the upper end of the protective cover 7, a piston 80 is slidably connected in the vertical pipe 8 and is limited by means of a step 81 arranged in the vertical pipe 8, and a pressure sensor 9 is mounted at the upper end of the vertical pipe 8;
after slag discharging is difficult and a cutter is lifted, deposited slag which is difficult to clean can be adhered to the molding surface of the mold, so that adverse effects on secondary processing can be avoided, the cleaning mechanism 11 is further arranged, the driving rod 72 is further fixed on the outer side of the protective cover 7, and the cleaning mechanism 11 is mounted at the front end of the machine head 1 and is matched with the driving rod 72 so that the protective cover 7 can drive the cleaning mechanism 11 to operate and clean the deposited slag on the molding surface of the mold when rotating;
In this embodiment, the annular guide sleeve 6 is provided with a notch 61 for moving the shift lever 72 and the connection pipe 71.
In this embodiment, the fixing member includes a side plate 63 and a base 64, the rear end of the side plate 63 is connected to the base 64, the base 64 is installed at the front end of the machine head 1, a reinforcing rib 65 is further connected between the base 64 and the side plate 63, and the side plate 63 is connected to the connecting column 62 at both sides of the guide sleeve by means of a screw.
The working principle of the invention is as follows:
after the machine head 1 moves to a machining station by means of a horizontal moving system on a machine tool 5, a servo motor 24 drives a sliding seat 20 to move downwards to a certain height and then stops, a power supply is started, electric spark machining is started by means of a tool electrode 4, spark oil is continuously introduced into a connecting pipe 71 and is filled in a protective cover 7, dregs generated in the machining process are discharged, if the dregs are difficult to discharge in the machining process, the spark oil can be gathered in the protective cover 7 and is difficult to discharge, a part of the spark oil enters a vertical pipe 8 and jacks up a piston 80, a pressure sensor 9 detects a signal and then transmits the signal to a control system of the machine tool 5, the servo motor 24 is controlled to retract, the tool electrode 4 is lifted (namely, a cutter is lifted), in the lifting process of the protective cover 7, the protective cover 7 rotates by a certain angle due to the effects of a guide rod 63 and a guide groove 70, the flushing direction of the spark oil can be changed by the rotation of the protective cover 7, so that the accumulated dregs can be flushed away conveniently, and after the cutter is lifted for a period of time, the servo motor 24 drives the tool electrode 4 to recover to continue to machine.
In the latter half of the lifting process of the protective cover 7, the deflector rod 72 can be in contact with the vertical rod 115 and can deflect the vertical rod 115 and the swing rods 111 to rotate, so that the two swing rods 111 are driven to be close, and then the accumulated slag on the mold forming surface is removed by means of the sponge block 112, so that the adverse effect of the sponge block on the secondary processing is reduced.
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 are equivalent to the scope of the invention are intended to be embraced therein.
Claims (7)
1. The shell mold machining device is characterized by comprising a machine head (1), a vertical moving mechanism (2), an electrode holder (3), a tool electrode (4), a protective cover (7), an annular guide sleeve (6) and a cleaning mechanism (11), wherein the machine head (1) is installed on a machine tool (5) and can horizontally move, the vertical moving mechanism (2) is connected to the front end of the machine head (1) in a sliding manner and is connected with a flange plate at the upper end of the electrode holder (3) to realize vertical movement of the electrode holder (3), the tool electrode (4) and the protective cover (7) are both installed at the lower end of the electrode holder (3), an annular piece (10) is fixed at the upper end of the protective cover (7), the annular piece (10) is connected with the electrode holder (3) by means of a bearing and is arranged around the tool electrode (4), a connecting pipe (60) capable of guiding the rotation of the protective cover (7) in the process of up and down movement of the protective cover (7) is arranged on the inner side of the annular guide sleeve (6), a guide rod (70) matched with the guide rod (7) is arranged on the outer side of the protective cover (7), a connecting pipe (71) which is communicated with the upper end of the protective cover (7) and is arranged on one side of the protective cover (71) communicated with a vertical pipe (7) of the protective cover (7), a piston (80) is connected in the vertical pipe (8) in a sliding manner and is limited by means of a step (81) arranged in the vertical pipe (8), and a pressure sensor (9) is arranged at the upper end of the vertical pipe (8);
the outside of safety cover (7) still is fixed with driving lever (72), clearance mechanism (11) are installed in the front end of aircraft nose (1) and cooperate so that safety cover (7) can drive clearance mechanism (11) operation and clear away the long-pending sediment on the mould profiled surface when rotatory with driving lever (72).
2. The shell mold processing device according to claim 1, wherein the vertical moving mechanism (2) comprises a sliding base (20), an upper substrate (21), a lower substrate (22), a connector (23), a servo motor (24) and a lead screw (25), the sliding base (20) is connected to a sliding rail arranged at the front end of the machine head (1) in a sliding manner by means of a sliding block, the upper substrate (21) and the lower substrate (22) are both installed on the machine head (1) and are respectively located at the upper side and the lower side of the sliding base (20), the connector (23) is installed at the lower end of the sliding base (20), the servo motor (24) is installed on the upper substrate (21) and is connected to a bearing seat (26) arranged on the lower substrate (22) in a rotating manner by means of a bearing, and the lead screw (25) penetrates through the sliding base (20) and is in threaded connection with the lead screw (25) in the sliding base (20).
3. A shell mold processing device as claimed in claim 1, wherein connecting columns (62) are fixed on the left and right sides of the annular guide sleeve (6), and the other ends of the connecting columns (62) are connected with fixing pieces which are arranged at the front end of the machine head (1).
4. A shell mould processing device according to claim 1, characterized in that the annular guide sleeve (6) is provided with a notch (61) for the movement of the deflector rod (72) and the connecting pipe (71).
5. The shell mold processing device according to claim 1, wherein the cleaning mechanism (11) comprises a support base (110), swing rods (111) and sponge blocks (112), the support base (110) is installed at the front end of the machine head (1) and located below the slide rails, the swing rods (111) are symmetrically arranged, a rotating shaft (113) is arranged at the front end of the support base (110), the two swing rods (111) are rotatably connected to the rotating shaft (113) and a V-shaped elastic sheet is further arranged between the two swing rods (111), an ejector block (116) for ejecting the V-shaped elastic sheet is arranged at the upper end of the support base (110), a vertical rod (115) matched with the shifting rod (72) is fixed at the rear end of one swing rod (111), and the sponge blocks (112) are fixed at the lower ends of the swing rods (111).
6. A shell mold processing device as claimed in claim 3, wherein the fixing member comprises a side plate (63) and a base (64), the rear end of the side plate (63) is connected with the base (64), the base (64) is mounted at the front end of the machine head (1), and a reinforcing rib (65) is further connected between the base (64) and the side plate (63).
7. A shell mould processing device according to claim 6, characterized in that the side plates (63) are connected with the connecting columns (62) on both sides of the guide sleeve by means of screws.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211604559.6A CN115837494B (en) | 2022-12-13 | 2022-12-13 | Shell mould processingequipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211604559.6A CN115837494B (en) | 2022-12-13 | 2022-12-13 | Shell mould processingequipment |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN115837494A true CN115837494A (en) | 2023-03-24 |
| CN115837494B CN115837494B (en) | 2023-08-25 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202211604559.6A Active CN115837494B (en) | 2022-12-13 | 2022-12-13 | Shell mould processingequipment |
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| CN (1) | CN115837494B (en) |
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