CN217674345U

CN217674345U - Oil tank sealing door locking device for large-scale electric spark machine

Info

Publication number: CN217674345U
Application number: CN202123100365.6U
Authority: CN
Inventors: 陆志惠
Original assignee: Wuhan Jinhui Die Casting Co ltd
Current assignee: Wuhan Tieling Hydraulic Seal Co ltd
Priority date: 2021-12-11
Filing date: 2021-12-11
Publication date: 2022-10-28
Anticipated expiration: 2031-12-11

Abstract

The utility model relates to an electric spark machine technical field just discloses an oil tank sealing door locking means for large-scale electric spark machine, the protective housing comprises a protective housing, it has the hydraulic fluid port to peg graft at the protective housing middle part, the hydraulic fluid port top is provided with sealing mechanism, the sealing mechanism left side is provided with locking mechanical system, sealing mechanism includes closing cap, lockpin and sealing washer, closing cap bottom right side hinged joint is on the protective housing top right side on the hydraulic fluid port right side, lockpin right side top fixed connection is in the closing cap left side, sealing washer fixed connection is at the top in the closing cap, locking mechanical system includes locked groove, movable groove, fixing base, guide rail, slide, first capable groove, draw-in groove, second capable groove, guide arm, tension spring, card post, bullet strip and bayonet socket. According to the oil tank sealing door locking device for the large-scale electric spark machine, the locking mechanism can complete switching only through pressing, locking operation is optimized, and efficiency is improved.

Description

Oil tank sealing door locking device for large-scale electric spark machine

Technical Field

The utility model relates to an electric spark machine technical field specifically is an oil tank sealing door locking means for large-scale electric spark machine.

Background

An electric spark machine, EDM for short, a machining device, which is mainly used for electric spark machining. The method is widely applied to the manufacture of various metal dies and mechanical equipment. The electric discharge machine is a special machining method for removing a conductive material by utilizing an electric erosion action generated during pulse discharge between two electrodes immersed in a working fluid, and is also called as electric discharge machining or electroerosion machining, and is called as EDM for short. When the electric spark machine is processed, the tool electrode and the workpiece are respectively connected with two poles of a pulse power supply and immersed in the working liquid, or the working liquid is filled into the discharge gap. The feeding of the tool electrode to the workpiece is controlled by the automatic gap control system, and when the gap between the two electrodes reaches a certain distance, the pulse voltage applied to the two electrodes breaks down the working liquid to generate spark discharge.

For preventing that fluid in the oil tank of electric spark machine from volatilizing and leading to danger, the hydraulic fluid port generally can set up the sealing door, but the locking mechanical system of current sealing door is too loaded down with trivial details, is difficult to the operation, and then inefficiency.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an oil tank sealing door locking means for large-scale electric spark machine to solve the problem that provides among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides an oil tank sealing door locking means for large-scale electric spark machine, includes the protective housing, the protective housing middle part is pegged graft there is the hydraulic fluid port, the hydraulic fluid port top is provided with sealing mechanism, the sealing mechanism left side is provided with locking mechanical system, sealing mechanism includes closing cap, lockpin and sealing washer, closing cap bottom right side hinged joint is on the hydraulic fluid port right side on the protective housing top right side, lockpin right side top fixed connection is in the closing cap left side, top in sealing washer fixed connection is in the closing cap.

Preferably, locking mechanical system includes locked groove, activity groove, fixing base, guide rail, slide, first line groove, draw-in groove, the line groove of second, guide arm, tension spring, card post, bullet strip and bayonet socket, the locked groove is seted up in protective housing top left side on the left of the hydraulic fluid port, the activity groove is seted up inside the locked groove left side below of protective housing, fixing base fixed connection is in activity tank bottom left side, guide rail fixed connection is in the middle of the activity groove back, slide sliding connection is in the positive top of guide rail, first line groove is seted up in the positive left side bottom of slide, the draw-in groove communicates in first line groove top right side, the line groove of second communicates in the draw-in groove right side, guide arm back bottom is rotated and is connected in the positive center of fixing base, tension spring cup joints in the positive top left side of slide, card post fixed connection is in activity groove top left side, bullet strip fixed connection is on slide top right side, the bayonet socket is seted up in lockpin left side bottom.

Preferably, the left side of the bottom of the locking groove is communicated with the movable groove, so that the bottom of the left side of the locking pin can be abutted to the sliding seat.

Preferably, the top end of the tension spring is sleeved at the front end of the clamping column so that the sliding seat can reset.

Preferably, bullet strip top end side is provided with the pressure head, just bullet strip top is provided with in the anastomotic dop of bayonet socket, just the dop bending in the pressure head to thereby it pops out the pressure head and makes dop chucking bayonet socket to drive bullet strip when the slide is pushed down.

Preferably, the top end of the back of the guide rod is slidably connected to the bottom end in the first row of grooves, so that the locking mechanism can be locked.

Preferably, the inner depth of the top of the first row of grooves is higher than the inner depth of the clamping grooves, the inner depth of the clamping grooves is higher than the inner depth of the top of the second row of grooves, and the inner depth of the bottom ends of the second row of grooves is higher than the inner depth of the bottom ends of the first row of grooves, so that the guide rod can slide in a unidirectional circulation manner.

Compared with the prior art, the utility model provides an oil tank sealing door locking means for large-scale electric spark machine possesses following beneficial effect:

1. according to the oil tank sealing door locking device for the large-scale electric spark machine, the locking mechanism can complete switching only through pressing, locking operation is optimized, and efficiency is improved.

2. The oil tank sealing door locking device for the large-scale electric discharge machine is provided with the sealing ring and the locking mechanism, so that the sealing performance of an oil port is more perfect.

Drawings

FIG. 1 is a front view of the present invention;

FIG. 2 is a schematic view of the front cross-sectional structure of the present invention;

FIG. 3 is an enlarged schematic view of the structure at A in FIG. 2;

fig. 4 is an enlarged schematic view of B in fig. 2.

In the figure: 1. a protective shell; 2. an oil port; 3. a sealing mechanism; 301. sealing the cover; 302. a lock pin; 303. a seal ring; 4. a locking mechanism; 401. locking the groove; 402. a movable groove; 403. a fixed seat; 404. a guide rail; 405. a slide base; 406. a first row of slots; 407. a card slot; 408. a second row of slots; 409. a guide bar; 410. a tension spring; 411. clamping the column; 412. a spring bar; 413. and (4) a bayonet.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

Referring to fig. 1-4, the present invention provides a technical solution: a locking device for an oil tank sealing door of a large-scale electric spark machine comprises a protective shell 1, an oil port 2 is inserted in the middle of the protective shell 1, a sealing mechanism 3 is arranged at the top end of the oil port 2, a locking mechanism 4 is arranged on the left side of the sealing mechanism 3, the sealing mechanism 3 comprises a sealing cover 301, a locking pin 302 and a sealing ring 303, the right side of the bottom of the sealing cover 301 is hinged to the right side of the top of the protective shell 1 at the oil port 2, the top of the right side of the locking pin 302 is fixedly connected to the left side of the sealing cover 301, the sealing ring 303 is fixedly connected to the inner top of the sealing cover 301, the locking mechanism 4 comprises a locking groove 401, a movable groove 402, a fixed seat 403, a guide rail 404, a sliding seat 405, a first row of grooves 406, a clamping groove 407, a second row of grooves 408, a guide rod 409, a tension spring 410, a clamping column 411, an elastic strip 412 and a clamping opening 413, the locking groove 401 is arranged on the left side of the top of the protective shell 1, the movable groove 402 is arranged in the protective shell 1 at the lower part of the left side of the locking groove 401, the fixed seat 403 is fixedly connected to the left side of the bottom of the movable groove 402, the guide rail 404 is fixedly connected to the middle of the back of the movable groove 402, the slide seat 405 is slidably connected to the top of the front of the guide rail 404, the left side of the bottom of the lock groove 401 is communicated with the movable groove 402 so that the bottom of the left side of the lock pin 302 can be abutted to the slide seat 405, the first row of groove 406 is arranged at the bottom of the left side of the front of the slide seat 405, the lock groove 407 is communicated with the right side of the top of the first row of groove 406, the second row of groove 408 is communicated with the right side of the lock groove 407, the bottom of the back of the guide rod 409 is rotatably connected to the center of the front of the fixed seat 403, the top of the back of the guide rod 409 is slidably connected to the bottom of the first row of groove 406 so that the locking mechanism 4 can be locked, the top of the first row of groove 406 is deeper than the inside of the lock groove 407, the inside of the lock groove 407 is deeper than the top of the second row of the second groove 408, the bottom of the second row of the second groove 408 is deeper than the bottom of the first groove 406 so that the guide rod 409 can be circularly slid in a single direction, tension spring 410 bottom cup joints in slide 405 positive top left side, tension spring 410 top cup joints in card post 411 positive end, so that slide 405 can reset, card post 411 fixed connection is in activity groove 402 top left side, bullet strip 412 fixed connection is in slide 405 top right side, bullet strip 412 top side is provided with the pressure head, and bullet strip 412 top is provided with in the anastomotic dop of bayonet socket 413, and the dop bends in the pressure head, thereby it pops out the pressure head to drive bullet strip 412 when slide 405 is pushed down and makes dop chucking bayonet socket, bayonet socket 413 is seted up in lockpin 302 left side bottom, because locking mechanical system 4 only can accomplish the switch through pressing the action, optimize locking operation, efficiency is promoted.

In the actual operation process, when the device is used, the oil port 2 of the oil tank is sealed by the sealing mechanism 3, specifically, the sealing cover 301 is hinged to the protective shell 1, so that the sealing cover 301 is turned over to cover the oil port 2, the sealing ring 303 abuts against the oil port 2 to form a seal, then the sealing cover 301 is locked by the locking mechanism 4, specifically, the bottom end of the lock pin 302 is inserted into the lock groove 401, abuts against the sliding seat 405 after reaching a certain depth, the sliding seat 405 slides downwards to drive the elastic strip 412 to pop out, finally, the sliding seat 413 slides into the bayonet 413 to clamp the lock pin 302, the guide rod 409 slides into the bayonet 407 from the first row 406 at the moment, the sliding seat 405 cannot reset, when the sealing cover 301 is pressed again to press the lock pin 302 to press the sliding seat 405, the guide rod slides into the second row 408 from the bayonet 407 at the moment, and finally, the sliding seat 405 is reset, so that the elastic strip 412 is pulled back by the tension spring 410, rises along with the sliding seat 405 and is bent by the press head, so that the lock pin 409 can pop out of the bayonet 413, and the lock pin 302 can pop out.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element described by the phrase "comprising a. -" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.

Claims

1. The utility model provides an oil tank sealing door locking means for large-scale electric spark machine, includes protective housing (1), its characterized in that: an oil port (2) is inserted in the middle of the protective shell (1), a sealing mechanism (3) is arranged at the top end of the oil port (2), and a locking mechanism (4) is arranged on the left side of the sealing mechanism (3);

the sealing mechanism (3) comprises a sealing cover (301), a locking pin (302) and a sealing ring (303), the right side of the bottom of the sealing cover (301) is hinged to the right side of the top of the protective shell (1) on the right side of the oil port (2), the top of the right side of the locking pin (302) is fixedly connected to the left side of the sealing cover (301), and the sealing ring (303) is fixedly connected to the inner top of the sealing cover (301).

2. The fuel tank sealing door locking device for the large electric discharge machine according to claim 1, characterized in that: the locking mechanism (4) comprises a locking groove (401), a movable groove (402), a fixed seat (403), a guide rail (404), a sliding seat (405), a first row of grooves (406), a clamping groove (407), a second row of grooves (408), a guide rod (409), a tension spring (410), a clamping column (411), an elastic strip (412) and a bayonet (413), wherein the locking groove (401) is arranged on the left side of the top of the protective shell (1) on the left side of the oil port (2), the movable groove (402) is arranged inside the protective shell (1) below the left side of the locking groove (401), the fixed seat (403) is fixedly connected to the left side of the bottom of the movable groove (402), the guide rail (404) is fixedly connected to the middle of the back of the movable groove (402), the sliding seat (405) is slidably connected to the top of the front of the guide rail (404), the first row of grooves (406) is arranged at the bottom of the left side of the front of the sliding seat (405), the clamping groove (407) is communicated to the right side of the top of the first row of the movable groove (406), the second row of the clamping groove (408) is communicated to the right side of the clamping groove (407), the clamping groove (403) is connected to the left side of the front of the fixed seat (410), the front side of the movable groove (409) and the movable groove (402), the elastic strip (412) is fixedly connected to the right side of the top of the sliding seat (405), and the bayonet (413) is arranged at the bottom of the left side of the lock pin (302).

3. The fuel tank sealing door locking device for the large-scale electric discharge machine as claimed in claim 2, characterized in that: the left side of the bottom of the lock groove (401) is communicated with the movable groove (402).

4. The fuel tank sealing door locking device for the large electric discharge machine according to claim 2, characterized in that: the top end of the tension spring (410) is sleeved at the front end of the clamping column (411).

5. The fuel tank sealing door locking device for the large electric discharge machine according to claim 2, characterized in that: the top end side of the elastic strip (412) is provided with a pressure head, the top end of the elastic strip (412) is provided with a clamping head matched with the clamping opening (413), and the clamping head is bent under the pressure head.

6. The fuel tank sealing door locking device for the large electric discharge machine according to claim 2, characterized in that: the top end of the back of the guide rod (409) is connected with the bottom end in the first row of grooves (406) in a sliding mode.

7. The fuel tank sealing door locking device for the large electric discharge machine according to claim 2, characterized in that: the inner depth of the top of the first row of grooves (406) is higher than that of the clamping grooves (407), the inner depth of the clamping grooves (407) is higher than that of the top of the second row of grooves (408), and the inner depth of the bottom ends of the second row of grooves (408) is higher than that of the bottom ends of the first row of grooves (406).