CN218015720U - Quick clamping and loosening device for die-casting die - Google Patents

Abstract

The utility model belongs to the technical field of die casting die, especially, relate to a quick clamping to die casting die, lax device, through the internal piston upward movement of hydraulic oil drive hydraulic oil cylinder, make to lift with the one end of piston contact on the clamp plate, and the other end of clamp plate pushes down, realize the fixed to the mould, only need place the suitable position at the die casting machine backplate with the mould, start the internal piston of hydraulic oil cylinder, can realize fixedly, the same reason dismantlement also only need only be to hydraulic oil cylinder barrel pressure release, the clamp plate can loosen, the installation is convenient and simple with the dismantlement, greatly reduced workman's intensity of labour, simultaneously the effectual time that has shortened die holding and dismantlement, working time has been practiced thrift.

Description

Quick clamping and loosening device for die-casting die

Technical Field

The utility model belongs to the technical field of die casting die, especially, relate to a press from both sides tight, lax device fast to die casting die.

Background

The statements in this section merely provide background information related to the present disclosure and may not constitute prior art.

In the manufacturing industry of China, the technology of using the mold is widely used, the mold industry of China develops rapidly in recent years, most of the mold technology of China depends on import in the early years, but the center of gravity of the mold develops towards China at present. The coastal areas of China become the mold production bases of China, and mold enterprises grow at a rate of 20% every year.

After the die is manufactured, manual fixing is needed in die mounting and dismounting links, the fixing and dismounting are complicated, the labor intensity of workers is high, and the overall mounting and dismounting efficiency is low; and because the mould is very heavy, the incident appears very easily during dismouting.

Disclosure of Invention

The utility model provides a die casting die's quick clamping, lax device aims at solving the above-mentioned problem of background art.

The utility model is realized in this way, a quick clamping and loosening device for die casting mold is provided, include

The die clamping device comprises a die clamping device main body, wherein a fixed sliding block is arranged at the lower part of the die clamping device main body along the moving direction, a sunken hydraulic blind hole and a raised hinged arm are respectively arranged at the upper part of the die clamping device main body, an oil inlet channel for conveying hydraulic oil is arranged in the die clamping device main body, and the oil inlet channel is communicated with the bottom of the hydraulic blind hole;

the hydraulic cylinder barrel is fixedly and hermetically connected with the inner wall of the hydraulic blind hole;

the piston is connected in the hydraulic oil cylinder barrel in a sliding and sealing mode, so that hydraulic oil in the oil inlet channel acts on the bottom of the piston;

a platen comprising

The extending end is used for pressing and holding the object;

the pressure plate is hinged with the hinged arm through the rotating shaft center;

the contact end is in contact connection with the top of the piston;

when hydraulic oil is conveyed into the hydraulic blind hole through the oil inlet channel, the piston is pushed to move upwards along the hydraulic oil cylinder body, the driving contact end moves upwards, and then the extending end is pressed downwards. The utility model provides a die casting die's quick clamping, lax device, rotatory axle center sets up the position that is close to the end that stretches out on the clamp plate. After pressure relief, the contact end automatically falls back under the action of gravity, the extending end automatically tilts, and automatic contact fixing is realized.

The utility model provides a die casting die's quick clamp tightly, lax device, rotatory axle center sets up in clamp plate 1/3 department, guarantees when the pressure release back, and the contact jaw relies on the automatic fall-back of the effect of gravity, stretches out the automatic perk of end, realizes that automatic contact is fixed.

The utility model provides a die casting die's quick clamp is tight, lax device, the lower surface that stretches out the end is the plane, increases area of contact, guarantees fixed firm.

The utility model provides a to die casting die's quick clamping, lax device, be equipped with the protruding portion with the piston contact on the contact jaw, shorten the stroke of piston, reduce pressure loss

The utility model provides a die casting die's quick clamp tightly, lax device, be equipped with the handle in the die clamping device main part.

The utility model provides a die casting die's quick clamp tightly, lax device, the cross-section of fixed slider is the T type.

The beneficial effects of the utility model are that: the utility model provides a quick clamping and loosening device for die-casting dies, a piston in a hydraulic oil cylinder barrel is driven by hydraulic oil to move upwards, so that one end of a pressing plate, which is contacted with the piston, is lifted, the other end of the pressing plate is pressed downwards, the die is fixed, the die is only required to be placed at a proper position of a die-casting machine backboard, the piston in the hydraulic oil cylinder barrel is started, the fixation can be realized, the hydraulic oil cylinder barrel is also only required to be decompressed after the same disassembly, the pressing plate can be loosened, the installation and the disassembly are convenient and simple, the labor intensity of workers is greatly reduced, the time for installing and disassembling the die is effectively shortened, and the working hours are saved; because the installation and the dismantlement are less in manual participation, the mechanical injury of the die during the installation and the dismantlement is avoided, the unnecessary potential safety hazard is eliminated, and the accident rate of the installation and the dismantlement is reduced. The device is easy to disassemble and assemble and has high operation efficiency.

Drawings

FIG. 1 is a view of the installation position of the present invention;

FIG. 2 is a schematic view of a quick clamping and releasing device for a die casting mold according to the present invention;

fig. 3 is a cross-sectional view of a rapid clamping and loosening apparatus for die casting molds in accordance with the present invention.

Wherein:

a die-casting mould back plate 1; a die casting machine back plate 2; a T-shaped groove 3; a rotating shaft center 4; a pressing plate 5; a die clamping device main body 6; a piston 7; a hydraulic cylinder body 8; a handle 9; an oil inlet passage 10; a fixed slider 11; a hydraulic blind hole 12; an articulated arm 13; a hinge hole 14; a protruding end 15; a contact end 16; and a projection 17.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. The components of the embodiments of the present invention generally described and illustrated in the figures herein may be arranged and designed in a wide variety of different configurations.

Thus, the following detailed description of the embodiments of the present invention, presented in the accompanying drawings, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. Based on the embodiments of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention.

It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures.

In the description of the present invention, it should be noted that the terms "upper", "lower", "left", "right", "vertical", "sealing liquid level", "outer" and the like indicate the position or positional relationship based on the position or positional relationship shown in the drawings, or the position or positional relationship which is usually placed when the product of the present invention is used, and are only for convenience of description of the present invention and simplification of description, but do not indicate or imply that the device or element to which the term refers must have a specific orientation, be constructed and operated in a specific orientation, and therefore, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," "third," "fourth," "fifth," and the like are used merely to distinguish one description from another, and are not to be construed as indicating or implying relative importance.

Furthermore, the terms "seal level", "vertical", and the like do not imply that the components are absolutely sealed level or overhang, but may be slightly inclined. Such as "seal level" simply means that the direction is more seal level than "vertical" and does not mean that the structure must be completely seal level, but may be slightly inclined.

In the description of the present invention, it should also be noted that, unless otherwise explicitly specified or limited, the terms "disposed," "connected," and "mounted" are to be construed broadly, e.g., as being fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood as a specific case by those skilled in the art.

Referring to fig. 2 and fig. 3, a fast clamping and loosening device for a die casting mold comprises a die clamping device main body 6, a hydraulic cylinder barrel 8, a piston 7 and a pressing plate 5, wherein a T-shaped fixed slide block 11 is arranged at the lower part of the die clamping device main body 6 along a moving direction, a T-shaped groove 3 matched with the T-shaped fixed slide block 11 is arranged on a die casting machine backboard 2, the die clamping device main body 6 slides on the die casting machine backboard 2 along the T-shaped groove 3 through the T-shaped fixed slide block 11, a sunken hydraulic blind hole 12 and a raised articulated arm 13 are respectively arranged at the upper part of the die clamping device main body 6, an articulated hole 14 is arranged on the articulated arm 13, an oil inlet channel 10 for conveying hydraulic oil is arranged inside the die clamping device main body 6 and is connected with an external oil pipe, and the oil inlet channel 10 is communicated with the bottom of the hydraulic blind hole 12; the hydraulic cylinder body 8 is fixedly and hermetically connected with the inner wall of the hydraulic blind hole 12; the piston 7 is connected in the hydraulic oil cylinder barrel 8 in a sliding and sealing manner, so that hydraulic oil in the oil inlet channel 10 acts on the bottom of the piston 7, and the piston 7 moves upwards or downwards along the hydraulic oil cylinder barrel 8; the pressing plate 5 comprises an extending end 15 for pressing and holding the die, a rotating shaft center 4 and a contact end 16; wherein the articulated arm 13 comprises 2 articulated arms, and the pressure plate 5 is articulated with an articulated hole 14 on the articulated arm 13 through the rotating shaft center 4; the contact end 16 is in contact connection with the top of the piston 7; when hydraulic oil is conveyed into the hydraulic blind hole 12 through the oil inlet channel 10, the piston 7 is pushed to move upwards along the cylinder body 8 of the hydraulic oil cylinder, the contact end 16 is driven to move upwards, and then the extending end 15 is pressed downwards. Wherein the direction of A is the flow direction of the hydraulic oil in the pressure holding state.

Wherein the rotation axis 4 is provided on the pressure plate 5 near the projecting end 15. Preferably, the rotation axis 4 is provided at the platen 51/3. After pressure relief, the contact end 16 automatically falls back under the action of gravity, the extension end 15 automatically tilts up to realize automatic contact fixing, the lower surface of the extension end 15 is a plane, and the contact end 16 is provided with a protruding part 17 in contact with the piston 7, so that the contact area is increased, and fixing firmness is ensured; the die clamping device main body 6 is provided with a handle 9, wherein the handle 9 is arranged at one end far away from the die-casting die back plate 1.

The working principle is as follows: please refer to fig. 1, a fast clamping and loosening device for a die casting mold, which is used for fast clamping a die casting mold back plate 1 on a die casting machine back plate 2 or fast detaching the die casting mold back plate 1 from the die casting machine back plate 2, and checking whether a T-shaped groove 3 on the die casting machine back plate is cleaned up before the mold is installed, so as to prevent foreign matters from being stuck and not installed in place when the device is installed; then the workman hangs die casting die to the die casting machine top with the driving, and the below forbids the people of standing when noticing that the mould hangs.

Installation: laminating die casting die backplate 1 and die casting machine backplate 2, adjusting die casting die's position makes die casting die center and the coincidence of die casting machine backplate center, has adjusted die casting die's angle and distance. A worker slides on a die casting machine back plate 2 along a T-shaped groove 3 through a T-shaped fixed sliding block 11 of a die clamping device main body 6, namely the device is installed in the T-shaped groove 3 of the die casting machine back plate 2, a handle 9 is held by a hand to push the device to a die casting die back plate 1, and an extending end 15 of a pressure plate 5 of the device presses the die casting die back plate 1 to the lower side; then the workman opens the switch of the oil inlet of this device oil feed passageway 10, hydraulic oil will get into the oil feed passageway 10 of die clamping device main part 6 and arrive in the hydraulic pressure blind hole 12, hydraulic oil promotes piston 7, contact jaw 16 on the clamp plate 5 will be by piston 7 vertical jack-up, simultaneously clamp plate 5 is rotatory through rotatory axle center 4, the end 15 that stretches out of clamp plate 5 pushes down, compress tightly die casting mould backplate 1, it will fix on die casting machine backplate 2 promptly to accomplish the mould, the workman takes off the installation that the driving lifting hook accomplished the mould

Disassembling: the workman will drive the driving a vehicle to the die mould top, is connected the lifting hook with the mould. The pressure relief is carried out on the piston 7, when the contact end 16 of the pressing plate 5 does not provide thrust for the piston 7, the contact end 16 automatically descends under the action of gravity of the contact end 16, the pressing plate 7 can be loosened from the die-casting mold back plate 1, a worker pulls out and takes down the device from the die-casting mold back plate 1 through the handle 9, the worker adjusts the mold to a specified position through a travelling crane, the disassembly of the mold is completed, and a person is prohibited from standing below when the mold falls.

The above description is only exemplary of the present invention and should not be construed as limiting the present invention, and any modifications, equivalents and improvements made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.

Claims (7)

1. The utility model provides a device to die casting die's rapid clamping, lax which characterized in that: comprises that

The die clamping device comprises a die clamping device main body (6), wherein a fixed sliding block (11) is arranged at the lower part of the die clamping device main body (6) along the moving direction, a sunken hydraulic blind hole (12) and a raised hinged arm (13) are respectively arranged at the upper part of the die clamping device main body (6), an oil inlet channel (10) for conveying hydraulic oil is arranged inside the die clamping device main body (6), and the oil inlet channel (10) is communicated with the bottom of the hydraulic blind hole (12);

the hydraulic cylinder barrel (8) is fixedly and hermetically connected with the inner wall of the hydraulic blind hole (12);

the piston (7) is connected in the hydraulic oil cylinder body (8) in a sliding and sealing mode, so that hydraulic oil in the oil inlet channel (10) acts on the bottom of the piston (7);

a press plate (5), the press plate (5) comprising

An extended end (15) for holding the object;

the rotary shaft center (4) is used for connecting the pressure plate (5) with the hinged arm (13) through the rotary shaft center (4);

the contact end (16), the said contact end (16) contacts with the top of the piston (7) and connects;

when hydraulic oil is conveyed into the hydraulic blind hole (12) through the oil inlet channel (10), the piston (7) is pushed to move upwards along the cylinder body (8) of the hydraulic oil cylinder, the contact end (16) is driven to move upwards, and then the extending end (15) is pressed downwards.

2. A rapid clamping and releasing device for a die casting mold as claimed in claim 1, wherein: the rotating shaft center (4) is arranged on the pressing plate (5) close to the extending end (15).

3. A rapid clamping and releasing device for a die casting mold as claimed in claim 2, wherein: the rotating shaft center (4) is arranged at 1/3 of the pressure plate (5).

4. A rapid clamping and releasing device for a die casting mold as claimed in claim 1, wherein: the lower surface of the extending end (15) is a plane.

5. A rapid clamping and relaxing device for a die casting mold as claimed in claim 1, wherein: the contact end (16) is provided with a protruding part (17) which is contacted with the piston (7).

6. A rapid clamping and releasing device for a die casting mold as claimed in claim 1, wherein: and a handle (9) is arranged on the die clamping device main body (6).

7. A rapid clamping and relaxing device for a die casting mold as claimed in claim 1, wherein: the section of the fixed sliding block (11) is T-shaped.

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