CN210332576U

CN210332576U - Novel cubic apparatus hydraulic press structure

Info

Publication number: CN210332576U
Application number: CN201920940729.5U
Authority: CN
Inventors: 王飞翔; 刘平均; 黄福兵; 程禹; 穆国轩
Original assignee: Luoyang Qiming Superhard Material Co ltd
Current assignee: Luoyang Qiming Superhard Material Co ltd
Priority date: 2019-06-21
Filing date: 2019-06-21
Publication date: 2020-04-17
Anticipated expiration: 2029-06-21

Abstract

The utility model provides a novel cubic apparatus hydraulic press structure relating to superhard materials synthesis equipment technical field, characterized by: comprises a hinge beam body, a piston, a working cylinder, a sealing cover and a rear plug; a counter bore is formed in the center of one side, close to the lug, of the hinge beam body, a working cylinder with an open end is embedded in the counter bore, the edge of the opening of the working cylinder does not exceed the counter bore of the hinge beam body, and a sealing ring I is arranged between the outer side wall of the opening of the working cylinder and the inner side wall of the counter bore of the hinge beam body; the edge of the opening part of the counter bore of the hinge beam body is provided with a sealing cover, one end of the sealing cover is hermetically inserted into the counter bore of the hinge beam body, and the end face of the end of the sealing cover is provided with a step which is correspondingly abutted against the inner side wall of the opening part of the working cylinder; the piston head of the piston is movably inserted into the working cylinder, and a sealing ring II is arranged between the outer wall surface of the piston head of the piston and the inner wall surface of the working cylinder; the utility model discloses the problem of the production of accidents such as scuffing of the cylinder, blasting has easily been caused to traditional cubic press has effectively been solved.

Description

Novel cubic apparatus hydraulic press structure

Technical Field

The utility model belongs to the technical field of superhard materials synthesis equipment technique and specifically relates to a novel cubic apparatus hydraulic press structure is related to.

Background

The known superhard material is suitable for manufacturing tools for processing other materials, particularly hard materials, has incomparable superiority and occupies irreplaceable important position, the superhard material refers to a material with extremely high hardness and can be divided into two types, namely natural and artificial, the artificial superhard material is synthesized, the main used equipment is a pull rod type or hinge type cubic hydraulic press, at present, more hinge type cubic hydraulic presses are used, the hinge type cubic hydraulic press usually comprises six hinge beams which are hinged together, a working cylinder is arranged in each hinge beam, a piston is arranged in each working cylinder, a top hammer is arranged at the extending end of each piston, a rear plug communicated with the inside of each working cylinder is arranged outside each hinge beam, and the rear plug is correspondingly communicated with a hydraulic system, namely the pistons are driven to eject and move through the hydraulic system, and then the pistons drive the top hammers to perform top pressing operation inwards; however, in the design of the traditional hinged cubic press, the design concept of rear gravity center is often adopted, namely the length of the plug end of the piston is lengthened, the gravity center is arranged at the plug end of the piston, but the design mode is often limited by the influence of the cylinder diameter depth of the hinge beam, only the gravity center of the piston can be ensured to be positioned at the plug end, but after the cushion block, the steel ring and other accessories are installed, the gravity center is moved to the plug rod end of the piston again, so that the axial line of the piston and the axial line of the working cylinder are deviated, accidents such as cylinder pulling, blasting and the like are easily caused in the operation of the piston, and meanwhile, the structure can cause the overlarge volume of the hinged cubic press, the radial diameters of the hinge beam and the working cylinder are too deep, the requirement on the installation space is large, the production cost of the whole machine is high, and the development of the large-scale of; such a phenomenon is urgently solved.

Disclosure of Invention

In order to overcome the not enough in the background art, the utility model discloses a novel cubic apparatus hydraulic press structure.

In order to achieve the purpose, the utility model adopts the following technical scheme:

a novel cubic hydraulic press structure comprises a hinge beam body, a piston, a working cylinder, a sealing cover and a rear plug; a counter bore is formed in the center of one side, close to the lug, of the hinge beam body, a working cylinder with an open end is embedded in the counter bore, the edge of the opening of the working cylinder does not exceed the counter bore of the hinge beam body, and a sealing ring I is arranged between the outer side wall of the opening of the working cylinder and the inner side wall of the counter bore of the hinge beam body; the edge of the opening part of the counter bore of the hinge beam body is provided with a sealing cover, one end of the sealing cover is hermetically inserted into the counter bore of the hinge beam body, and the end face of the end of the sealing cover is provided with a step which is correspondingly abutted against the inner side wall of the opening part of the working cylinder; the piston head of the piston is movably inserted into the working cylinder, a sealing ring II is arranged between the outer wall surface of the piston head of the piston and the inner wall surface of the working cylinder, a piston rod hole which enables a piston rod of the piston to movably penetrate and extend is formed in the center of the sealing cover, an oil through hole which does not interfere with the piston is formed in the sealing cover in a penetrating mode and corresponds to the outer side of the piston rod of the piston, and a sealing ring III is arranged between the rod body of the piston and the inner wall of the piston rod hole of the sealing cover; the bottom central point of working cylinder and hinge beam body puts and seals to run through and is equipped with the back stifled, and the outer end that the back was stifled stretches out the hinge beam body, and this end of back stifled is equipped with the spacing dish that corresponds conflict with the hinge beam body.

Preferably, the piston rod body of the piston is provided with a guide key, and the inner wall of the piston rod hole of the sealing cover is provided with a guide groove for preventing the piston from rotating in the radial direction corresponding to the guide key.

Preferably, a graphite ring is arranged between the piston rod body of the piston and the inner wall of the piston rod hole of the sealing cover.

Preferably, a screw hole which is in screw connection with the rear plug correspondingly is formed in the center of the limiting disc.

Preferably, a plurality of mounting holes used for enabling the limiting disc and the rear plug to be correspondingly and fixedly connected are uniformly distributed on the outer wall surface of the limiting disc at intervals.

Preferably, a groove corresponding to the rear plug is formed in the center of the end face of the piston head end of the piston.

Due to the adoption of the technical scheme, the utility model discloses following beneficial effect has:

the utility model discloses a novel cubic apparatus hydraulic press structure, simple structure, easily assembly, manufacturing cost is lower, sealed lid one end is sealed to be inserted in the counter bore of hinge beam body, and sealed lid this end terminal surface is equipped with the step that corresponds conflict with working cylinder mouth inside wall, promptly through the corresponding conflict of this step and working cylinder mouth inside wall, effectively avoid the working cylinder to cause the problem of throat under high pressure, simultaneously because the sealed lid is longer with the piston rod contact surface of piston, can play good guide effect, can effectively avoid after having installed accessories such as cushion, steel ring, the focus just moves to the cock stem end of piston again, lead to the problem that the axis of piston and working cylinder axis produce the skew, thereby effectively avoided the emergence of accidents such as drawing the jar, blasting; the back is stifled to be equipped with and is corresponded the spacing dish of contradicting with the hinge beam body, can effectively prevent the back stifled problem of backing back to the working cylinder in the piston back stroke operation in-process.

Drawings

Fig. 1 is a schematic structural diagram of the present invention.

In the figure: 1. a hinge beam body; 2. a piston; 3. a working cylinder; 4. a sealing cover; 5. post-plugging; 6. a sealing ring I; 7. a sealing ring II; 8. a sealing ring III; 9. an oil through hole; 10. a limiting disc; 11. a guide key; 12. and (7) installing holes.

Detailed Description

The invention will be explained in more detail by the following examples, which disclose the invention and are intended to protect all technical improvements within the scope of the invention.

With reference to the attached drawing 1, a novel cubic hydraulic press structure comprises a hinge beam body 1, a piston 2, a working cylinder 3, a sealing cover 4 and a rear plug 5; a counter bore is arranged at the center of one side, close to the lug, of the hinge beam body 1, a working cylinder 3 with an open end is embedded in the counter bore, the edge of the opening of the working cylinder 3 does not exceed the counter bore of the hinge beam body 1, and a sealing ring I6 is arranged between the outer side wall of the opening of the working cylinder 3 and the inner side wall of the counter bore of the hinge beam body 1; the edge of the mouth part of the counter bore of the hinge beam body 1 is provided with a sealing cover 4, one end of the sealing cover 4 is inserted into the counter bore of the hinge beam body 1 in a sealing way, and the end face of the end of the sealing cover 4 is provided with a step which is correspondingly abutted against the inner side wall of the mouth part of the working cylinder 3, namely, the step is correspondingly abutted against the inner side wall of the mouth part of the working cylinder 3, so that the problem that the working cylinder 3 is contracted under high pressure is effectively avoided;

the piston head of the piston 2 is movably inserted into the working cylinder 3, a sealing ring II 7 is arranged between the outer wall surface of the piston head of the piston 2 and the inner wall surface of the working cylinder 3, a piston rod hole which can enable a piston rod of the piston 2 to movably penetrate and extend is arranged at the center of the sealing cover 4, an oil through hole 9 which does not interfere with the piston 2 is arranged on the outer side, corresponding to the piston rod of the piston 2, of the sealing cover 4 in a penetrating mode, the oil through hole 9 is correspondingly communicated with the inner cavity of the working cylinder 3, oil can be injected into the inner cavity of the working cylinder 3 through the oil through hole 9, and therefore the operation of returning the piston 2 is achieved, and a sealing ring III 8 is arranged between the rod; according to the requirement, the piston rod body of the piston 2 is provided with a guide key 11, the inner wall of the piston rod hole of the sealing cover 4 is provided with a guide groove corresponding to the guide key 11 for preventing the piston 2 from rotating in the radial direction, a graphite ring is arranged between the piston rod body of the piston 2 and the inner wall of the piston rod hole of the sealing cover 4, and the graphite ring has good lubricating performance and can effectively increase the smoothness of the piston 2 during working; the center positions of the bottoms of the working cylinder 3 and the hinge beam body 1 are provided with a rear plug 5 in a sealing and penetrating way, the outer end of the rear plug 5 extends out of the hinge beam body 1, and the end of the rear plug 5 is provided with a limiting disc 10 which is correspondingly abutted against the hinge beam body 1; according to the requirement, a screw hole which is in screwed connection with the rear plug 5 correspondingly is formed in the center of the limiting disc 10, a plurality of mounting holes 12 which are used for enabling the limiting disc 10 and the rear plug 5 to be correspondingly and tightly connected are uniformly distributed on the outer wall surface of the limiting disc 10 at intervals, namely, an operator can enable the limiting disc 10 and the rear plug 5 to be correspondingly and tightly connected by tightly clamping the limiting disc 10 through the mounting holes 12, and enable the limiting disc 10 to be correspondingly and tightly abutted against the hinge beam body 1, so that the phenomenon that the rear plug 5 retreats into the working cylinder 3 in the return stroke operation process of the piston 2 is effectively prevented; in addition, the piston head end face central position of piston 2 is equipped with the recess corresponding with back stifled 5, when the piston head of piston 2 was in the bottom in the working cylinder 3 cylinder body promptly, the recess can reduce the area of contact of hydraulic oil with piston 2 to increased the thrust of hydraulic oil to piston 2, be favorable to piston 2 to be promoted ejecting by hydraulic oil.

When the novel cubic hydraulic press structure is used, the rear plug 5 and the oil through hole 9 are correspondingly communicated with the hydraulic system through pipelines respectively, when the piston 2 needs to move forwards, hydraulic oil of the hydraulic system enters the working cylinder 3 through the rear plug 5 to push the piston 2 to move forwards, a groove corresponding to the rear plug 5 is arranged at the central position of the end face of the piston head end of the piston 2, namely when the piston head of the piston 2 is positioned at the bottom in the cylinder body of the working cylinder 3, the groove can reduce the contact area of the hydraulic oil and the piston 2, so that the thrust of the hydraulic oil to the piston 2 is increased, and the piston 2 is pushed and ejected by the hydraulic oil; when the piston 2 needs to retreat and move in a return stroke, hydraulic oil of a hydraulic system enters the working cylinder 3 through the oil through hole 9 to push the piston 2 to retreat and move in the return stroke, the end of the rear plug 5 is provided with a limiting disc 10 which is in corresponding conflict with the hinge beam body 1, and the rear plug 5 can be effectively prevented from retreating in the return stroke operation process of the piston 2 to the working cylinder 3.

The part of the utility model not detailed is prior art.

Claims

1. The utility model provides a novel cubic apparatus hydraulic press structure which characterized by: comprises a hinge beam body (1), a piston (2), a working cylinder (3), a sealing cover (4) and a rear plug (5); a counter bore is formed in the center of one side, close to the lug, of the hinge beam body (1), a working cylinder (3) with an opening at one end is embedded in the counter bore, the edge of the opening of the working cylinder (3) does not exceed the counter bore of the hinge beam body (1), and a sealing ring I (6) is arranged between the outer side wall of the opening of the working cylinder (3) and the inner side wall of the counter bore of the hinge beam body (1); the edge of the mouth part of the counter bore of the hinge beam body (1) is provided with a sealing cover (4), one end of the sealing cover (4) is inserted into the counter bore of the hinge beam body (1) in a sealing way, and the end surface of the end of the sealing cover (4) is provided with a step which is correspondingly abutted against the inner side wall of the mouth part of the working cylinder (3); the piston head of the piston (2) is movably inserted into the working cylinder (3), a sealing ring II (7) is arranged between the outer wall surface of the piston head of the piston (2) and the inner wall surface of the working cylinder (3), a piston rod hole which can enable a piston rod of the piston (2) to movably penetrate and extend is formed in the center of the sealing cover (4), an oil through hole (9) which does not interfere with the piston (2) is formed in the sealing cover (4) in a penetrating mode and corresponds to the outer side of the piston rod of the piston (2), the oil through hole (9) is correspondingly communicated with the inner cavity of the working cylinder (3), and a sealing ring III (8) is arranged between a piston rod body of the piston (2) and the inner wall of the piston rod hole; the bottom central point of working cylinder (3) and hinge roof beam body (1) puts and seals to run through and is equipped with back stifled (5), and the outer end of back stifled (5) stretches out hinge roof beam body (1), and this end of back stifled (5) is equipped with and corresponds spacing dish (10) of contradicting with hinge roof beam body (1).

2. A new cubic hydraulic press structure as set forth in claim 1, characterized in that: the piston rod body of the piston (2) is provided with a guide key (11), and the inner wall of the piston rod hole of the sealing cover (4) is provided with a guide groove for preventing the piston (2) from rotating in the radial direction corresponding to the guide key (11).

3. A new cubic hydraulic press structure as set forth in claim 1, characterized in that: and a graphite ring is arranged between the piston rod body of the piston (2) and the inner wall of the piston rod hole of the sealing cover (4).

4. A new cubic hydraulic press structure as set forth in claim 1, characterized in that: the central position of the limiting disc (10) is provided with a screw hole which is correspondingly screwed with the rear plug (5).

5. A new cubic hydraulic press structure as set forth in claim 1 or 4, characterized in that: the outer wall surface of the limiting disc (10) is uniformly provided with a plurality of mounting holes (12) at intervals, and the mounting holes are used for correspondingly and tightly connecting the limiting disc (10) and the rear plug (5).

6. A new cubic hydraulic press structure as set forth in claim 1, characterized in that: and a groove corresponding to the rear plug (5) is formed in the center of the end face of the piston head end of the piston (2).