CN210253759U

CN210253759U - Manufacturing die of Venturi valve

Info

Publication number: CN210253759U
Application number: CN201921068353.XU
Authority: CN
Inventors: 张佳聪
Original assignee: Shanghai Wisdom Control Equipment Co Ltd
Current assignee: Shanghai Wisdom Control Equipment Co Ltd
Priority date: 2019-07-09
Filing date: 2019-07-09
Publication date: 2020-04-07
Anticipated expiration: 2029-07-09

Abstract

The utility model discloses a manufacturing die of a Venturi valve, which comprises a frame (1), wherein a die body (2) used for forming the Venturi valve is arranged on the frame (1), a water injection hole (10) communicated with the interior of the die body (2) and a high-pressure water injection device (7) for injecting high-pressure water into the die body (2) through the water injection hole (10) are arranged on the frame (1), a recovery tank (13) used for collecting water flowing out from the die body (2) is arranged at the edge of the frame (1), the high-pressure water injection device (7) comprises a water tank (7.1), a return pipe (7.2) and a pressurizing water conveying mechanism (7.3) used for pressurizing and conveying the water in the water tank (7.1) into the water injection hole (10) through the return pipe (7.2), a water inlet (18) for the water discharged from the recovery tank (13) to enter is arranged on the water tank (7.1), the purpose of water recycling is achieved, water resources are saved, and the method is more green and environment-friendly.

Description

Manufacturing die of Venturi valve

Technical Field

The utility model relates to a preparation production facility field of valve, more specifically the theory that says so relates to a preparation mould of venturi valve.

Background

The Venturi airflow control valve is usually used in the application occasions of constant air volume control, bistable control or variable air volume control and mainly comprises a valve shell, a valve core, a valve rod, a spring, a connecting rod and a flow dial, wherein the spring is arranged in the valve core, and the spring force and the acting force of air on the valve core are balanced to achieve the effect of constant air volume; at present, Venturi valves on the market are mainly made of aluminum alloy materials, and have defects in sealing and deformation resistance.

In order to solve the above problems, in a chinese patent document with patent No. CN205551184U, a venturi valve manufacturing system is described, in which a high pressure generator injects high pressure water from the bottom or top of a venturi valve manufacturing mold into the venturi valve manufacturing mold through a high pressure delivery pipe, and injects water to swell and deform a stainless steel venturi valve manufacturing material until the stainless steel material is completely attached to the inner wall of the venturi valve manufacturing mold, the venturi valve manufacturing mold is an open-close type barrel-pack manufacturing mold with a locking structure, and the venturi valve manufacturing mold can be freely detachably mounted on a base.

However, the medium that injects among the prior art generally all is water, in injecting the die cavity of preparation mould with high pressure water for after the product shaping, this one is usually to the high pressure water drain pipe through the board by the side with water drainage and discharge, causes the serious waste of water resource like this very easily, is unfavorable for the environmental protection.

SUMMERY OF THE UTILITY MODEL

To the technical problem, an object of the utility model is to provide a preparation mould of venturi valve has reached water cyclic utilization's purpose, has practiced thrift the water resource, green, environmental protection more.

In order to achieve the above purpose, the utility model provides a following technical scheme: the utility model provides a preparation mould of venturi valve, includes the frame, be provided with the mould body that is used for shaping venturi valve in the frame, be provided with in the frame with the inside water injection hole of intercommunication of mould body and pass through this internal high pressure water injection device of water injection hole injection mould with high pressure water, the border of frame is provided with the accumulator that is used for collecting the water that trickles from this internal flow of mould, high pressure water injection device includes water tank, back flow, is used for carrying the water in the water tank to the downthehole pressure boost water delivery mechanism of water injection through the back flow pressure boost, be provided with the water inlet that supplies discharged water to get into in the accumulator on the water tank.

Through adopting above-mentioned technical scheme, this internal water of mould flows downwards along the frame, the accumulator retrieves the water that flows down, then discharge into the water tank through the water inlet on the water tank in, high-pressure water injection device is including the back flow of intercommunication water tank and water injection hole, under the condition of pressure boost water delivery mechanism work, can carry the water injection hole through the back flow repressurization with the water that flows back in the water tank, thereby it is internal to make water enter into the mould once more, adopt back flow and accumulator to make the water of shaping usefulness realize the circulation transport, apply to the preparation of venturi valve, water cyclic utilization's purpose has been reached, water resources are saved, and is more green, environmental protection.

The utility model discloses further set up to: the water inlet is provided with a filter frame, and the filter frame is provided with filter holes for impurities in water entering the water tank.

Through adopting above-mentioned technical scheme, the filter stand filters the water that gets into in the water tank to avoid water intercommunication to come the piece impurity from the frame upper band and together enter into the water tank, thereby make whole water cyclic utilization in-process, the pipeline is difficult for receiving the jam influence of piece impurity, makes water cyclic utilization can smoothly go on, does not receive the interference.

The utility model discloses further set up to: the filter frame is detachably connected with the water inlet of the water tank.

Through adopting above-mentioned technical scheme, filter the frame and can follow the water inlet of water tank and dismantle to the realization is cleared up the piece impurity that filters the accumulation and collect down on filtering the frame, thereby avoids filtering the condition that the filtration pore was blockked up on the frame and appears, makes and filters the frame and keeps better filter effect.

The utility model discloses further set up to: the filter frame is embedded on the water inlet.

Through adopting above-mentioned technical scheme, the mode of adoption gomphosis conveniently filters the frame and installs on the water inlet, and it is smaller to filter the clearance on frame and the water inlet inside wall, and piece impurity is difficult for running the clearance between filter frame and the water inlet inside wall to reach better installation effectiveness.

The utility model discloses further set up to: the mould body includes left mould and right mould, be provided with the relative or back to back drive arrangement who removes of drive left mould and right mould in the frame, left side mould and right mould laminating behind the relative movement form one be used for the fashioned die cavity of venturi valve.

By adopting the technical scheme, after a blank product is placed on a die, the driving device drives the left die and the right die to move and form a formed die cavity.

The utility model discloses further set up to: the driving device comprises a left driving mechanism for driving the left die to slide on the rack and a right driving mechanism for driving the right die to slide on the rack in a direction close to or far away from the left die.

By adopting the technical scheme, the left driving mechanism works independently to drive the left die to slide on the frame, the right driving mechanism works independently to drive the right die to slide on the frame, the left die and the right die can move in an independent sliding mode, and controllability is better.

The utility model discloses further set up to: the left driving mechanism comprises a left sliding plate fixedly connected with the left die and a left driving piece for driving the left sliding plate to linearly slide on the rack.

Through adopting above-mentioned technical scheme, the left side mould of left slide convenience slides in the frame, adopts the mode that the straight line slided to make the left mould slide more directly, high-efficient.

The utility model discloses further set up to: and the right driving mechanism comprises a right sliding plate fixedly connected with the right die and a right driving piece for driving the right sliding plate to linearly slide on the rack.

Through adopting above-mentioned technical scheme, the right side mould is made things convenient for on the frame to slide by the right slide, adopts the mode that the straight line slided to make the right side mould slide more directly, high-efficient.

The utility model discloses further set up to: the mould body still includes the shaping die block that is used for placing the venturi valve, the water injection hole runs through behind the shaping die block with the inside intercommunication of mould body.

Through adopting above-mentioned technical scheme, high pressure water injection device passes through the water injection hole and injects the water under high pressure into the mould body, and the setting of water injection hole makes things convenient for the water under high pressure inside by supreme whole mould body of filling up for shaping process quality obtains the guarantee, and the pressure that the water under high pressure acted on the blank product is more even, steady.

To sum up, the utility model discloses following beneficial effect has:

1. the backflow pipe and the recovery tank are adopted to realize circular delivery of the water for forming, and the water is applied to the manufacture of the Venturi valve, so that the purpose of water recycling is achieved, water resources are saved, and the Venturi valve is more green and environment-friendly;

2. the die cavity can be opened automatically under the drive of the driving device, and a worker can take off a molded product on the rack easily and quickly, so that the molded product can be taken out conveniently and quickly, and the quality of the obtained molded product is high.

Drawings

Fig. 1 is a schematic structural view of a mold for manufacturing a venturi valve in a state where a left mold and a right mold are opened;

FIG. 2 is an exploded view of a mold for manufacturing a Venturi valve, showing a position structure of a water inlet;

FIG. 3 is a schematic cross-sectional view of a drive and die body of a venturi valve making die;

FIG. 4 is an exploded view of a second mold for making a venturi valve embodying the left drive mechanism;

FIG. 5 is a schematic view of the drive and die body of a venturi valve making die;

fig. 6 is an exploded view of the left drive mechanism in a mold for making a venturi valve to show the structural position of the chute.

Reference numerals: 1. a frame; 2. a mold body; 2.1, a left die; 2.2, right mould; 2.3, molding cavities; 3. a left drive mechanism; 3.1, a left sliding plate; 3.2, a left driving piece; 4. a right drive mechanism; 4.1, a right sliding plate; 4.2, a right driving piece; 5. a bolt; 6. forming a bottom die; 7. a high-pressure water injection device; 7.1, a water tank; 7.2, a return pipe; 7.3, a pressurizing water delivery mechanism; 8. a positioning groove; 9. a mold locking mechanism; 10. a water injection hole; 11. a filter frame; 12. filtering holes; 13. a recovery tank; 14. a water outlet; 15. positioning the bump; 16. a chute; 17. a slide rail; 18. a water inlet.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

Example (b): a manufacturing mould of a Venturi valve, refer to fig. 2 and 4, comprises a frame 1, wherein a mould body 2 for manufacturing and forming the Venturi valve is arranged on the frame 1, the mould body 2 comprises a left mould 2.1, a right mould 2.2 and a forming bottom mould 6 which are oppositely arranged, the forming bottom mould 6 is arranged on the frame 1 and is used for placing an unformed product, and a cavity 2.3 for forming the Venturi valve is formed in the left mould 2.1 and the right mould 2.2 after being attached together;

the left die 2.1 and the right die 2.2 are in sliding fit with the frame 1, the surface of the frame 1 is provided with slide rails 17 protruding out of the surface of the frame 1, the number of the slide rails 17 is 2, the slide rails 17 are respectively positioned at the left side and the right side of the forming bottom die 6, the slide rails 17 are extended along the radial direction of the die body 2, the bottoms of the left die 2.1 and the right die 2.2 are respectively provided with slide grooves 16 (shown in fig. 6) in concave-convex fit with the slide rails 17, and the left die 2.1 and the right die 2.2 slide relatively or back to back on the slide rails 17 through the slide grooves 16;

a driving device (not marked in the figure) for driving the left die 2.1 and the right die 2.2 to move relatively or back to back is arranged on the rack 1, the driving device comprises a left driving mechanism 3 and a right driving mechanism 4, the left driving mechanism 3 comprises a left sliding plate 3.1 fixedly connected with the left die 2.1 and a left driving piece 3.2 for driving the left sliding plate 3.1 to slide linearly on the rack 1, a driving cylinder is selected for the left driving piece 3.2, and a cylinder shaft of the left driving piece 3.2 is detachably and fixedly connected with the left sliding plate 3.1 through a bolt 5; the right driving mechanism 4 comprises a right sliding plate 4.1 fixedly connected with the right die 2.2 and a right driving part 4.2 for driving the right sliding plate 4.1 to slide linearly on the rack 1, a driving cylinder is selected for the right driving part 4.2, a cylinder shaft of the right driving part 4.2 and the right sliding plate 4.1 are detachably fixed through a bolt 5, the left die 2.1 and the right die 2.2 move relatively and are finally attached to form a cavity 2.3 under the driving of the left driving part 3.2 and the right driving part 4.2, and the left die 2.1 and the right die 2.2 move back to open the space for forming a product;

referring to fig. 4 and 6, the left side and the right side of the forming bottom die 6 are provided with positioning grooves 8, the positioning grooves 8 are formed by recessing the outer side surface of the forming bottom die 6 towards the center of the forming bottom die 6, one ends of the left sliding plate 3.1 and the right sliding plate 4.1 close to the forming bottom die 6 are provided with positioning lugs 15, and the positioning lugs 15 are in positioning fit with the positioning grooves 8.

Referring to fig. 1, a water injection hole 10 penetrating through the upper surface of a forming bottom die 6 from bottom to top is formed in a machine frame 1, and the water injection hole 10 is communicated with a cavity 2.3 in a die body 2; the frame 1 is provided with a high-pressure water injection device 7 for injecting water into the die body 2 through a water injection hole 10, the high-pressure water injection device 7 comprises a water tank 7.1, a return pipe 7.2 and a pressurizing water delivery mechanism 7.3 which are arranged on the frame 1, the utility model discloses a pressurizing water delivery mechanism 7.3 adopts the existing pressurizing water delivery pump, the upper surface of the frame 1 is sunken downwards to form an annular recovery tank 13, the water flowing out from the die body 2 enters the recovery tank 13, one side of the recovery tank 13 is provided with a water outlet 14, the upper surface of the water tank 7.1 is provided with a water inlet 18 (shown in figure 2), and the water flowing out from the water outlet 14 flows into the water inlet 18;

referring to fig. 2 and 3, one end of the return pipe 7.2 is communicated with the water tank 7.1, the other end is communicated with the water injection hole 10, the pressurizing water delivery pump is connected with the return pipe 7.2, and the pressurizing water delivery pump works to pressurize and pump out water in the water tank 7.1 and deliver the water to the water injection hole 10 through the return pipe 7.2.

Referring to fig. 2, a filter frame 11 is embedded in a water inlet 18 of a water tank 7.1, the outer side surface of the filter frame 11 is attached to the inner side surface of the water inlet 18, a filter hole 12 for allowing impurities in water in the water tank 7.1 to enter is formed in the surface of the filter frame 11, impurity fragments in the water cannot pass through the filter hole 12, and the water filtered by the filter frame 11 enters the water tank 7.1.

The utility model discloses the theory of operation as follows:

placing an unprocessed product on a forming bottom die 6, operating a driving device (not marked in the figure), driving a left die 2.1 and a right die 2.2 to relatively slide on a rack 1, enabling the left die 2.1 and the right die 2.2 to be attached together after sliding, enabling a positioning bump 15 to be in positioning fit with a positioning groove 8, enabling the left die 2.1, the right die 2.2 and the forming bottom die 6 to form a complete die cavity 2.3, locking and sealing a die body 2 by a die locking mechanism 9 in the prior art, injecting high-pressure water into the die cavity 2.3 by a high-pressure water injection device 7 through a water injection hole 10, and increasing water pressure in the die cavity 2.3 along with continuous injection of the high-pressure water so that the unformed product is gradually attached to the inner wall of the die body 2 to form the shape of a venturi valve product;

after the forming operation is completed, the high-pressure water is discharged, the driving device works again to drive the left die 2.1 and the right die 2.2 to move back to back on the machine frame 1, the forming cavity 2.3 is opened, the formed product is exposed, and at the moment, a worker can take the formed product off the machine frame 11.

The water in the die body 2 flows downwards along the rack 1 and enters the recycling tank 13, then enters the water inlet 18 of the water tank 7.1 through the water outlet 14 on the recycling tank 13, the filtering holes 12 on the filtering rack 11 play a role in filtering debris impurities in the water, the pressurizing water delivery mechanism 7.3 works to re-pressurize the water in the water tank 7.1 through the return pipe 7.2 and deliver the water into the water injection hole 10, so that the water enters the die body 2 again, and the water recycling is realized.

The present invention is not limited to the above embodiment, and those skilled in the art can make modifications to the embodiment as required without inventive contribution after reading the present specification, but all the modifications are protected by patent laws within the scope of the claims of the present invention.

Claims

1. The utility model provides a preparation mould of venturi valve, includes frame (1), be provided with mould body (2) that are used for shaping venturi valve in frame (1), be provided with water injection hole (10) with the inside intercommunication of mould body (2) and with high pressure water injection device (7) of water injection hole (10) injection mould body (2) of high pressure water on frame (1), its characterized in that: the die is characterized in that a recovery tank (13) used for collecting water flowing out from the interior of the die body (2) is arranged at the edge of the rack (1), the high-pressure water injection device (7) comprises a water tank (7.1), a return pipe (7.2) and a pressurizing water delivery mechanism (7.3) used for pressurizing and delivering the water in the water tank (7.1) to the water injection hole (10) through the return pipe (7.2), and a water inlet (18) for allowing the water discharged from the recovery tank (13) to enter is formed in the water tank (7.1).

2. The mold for making a venturi valve according to claim 1, wherein: the water inlet (18) is provided with a filter frame (11), and the filter frame (11) is provided with a filter hole (12) for allowing impurities in water in the water tank (7.1) to enter.

3. The mold for manufacturing a venturi valve according to claim 2, wherein: the filter rack (11) is detachably connected with a water inlet (18) of the water tank (7.1).

4. The mold for manufacturing a venturi valve according to claim 3, wherein: the filter frame (11) is embedded on the water inlet (18).

5. The mold for making a venturi valve according to claim 1, wherein: the mould body (2) comprises a left mould (2.1) and a right mould (2.2), a driving device for driving the left mould (2.1) and the right mould (2.2) to move relatively or back to back is arranged on the rack (1), and a cavity (2.3) for forming the Venturi valve is formed by laminating the left mould (2.1) and the right mould (2.2) after the left mould and the right mould move relatively.

6. The mold for manufacturing a venturi valve according to claim 5, wherein: the driving device comprises a left driving mechanism (3) for driving the left die (2.1) to slide on the rack (1), and a right driving mechanism (4) for driving the right die (2.2) to slide on the rack (1) in a direction close to or far away from the left die (2.1).

7. The mold for making a venturi valve according to claim 6, wherein: the left driving mechanism (3) comprises a left sliding plate (3.1) fixedly connected with the left die (2.1) and a left driving piece (3.2) for driving the left sliding plate (3.1) to linearly slide on the rack (1).

8. The mold for making a venturi valve according to claim 7, wherein: the right driving mechanism (4) comprises a right sliding plate (4.1) fixedly connected with the right die (2.2) and a right driving piece (4.2) for driving the right sliding plate (4.1) to linearly slide on the rack (1).

9. The mold for making a venturi valve according to claim 8, wherein: the mould body (2) further comprises a forming bottom mould (6) used for placing a Venturi valve, and the water injection holes (10) penetrate through the forming bottom mould (6) and are communicated with the interior of the mould body (2).