CN210412480U

CN210412480U - Shell die-casting die for production of differential pressure flowmeter

Info

Publication number: CN210412480U
Application number: CN201921360919.6U
Authority: CN
Inventors: 梁月刚; 龚庆生; 虞涛
Original assignee: Hefei Zhongya Sensor Co ltd
Current assignee: Hefei Zhongya Sensor Co ltd
Priority date: 2019-08-20
Filing date: 2019-08-20
Publication date: 2020-04-28
Anticipated expiration: 2029-08-20

Abstract

The utility model relates to a flowmeter production technical field, concretely relates to differential pressure flowmeter production is with casing die casting die, including last mould and lower mould, it is provided with the hinge with the junction to go up mould and lower mould, the both sides outer wall tip of lower mould all is provided with the gim peg, the both sides outer wall tip of going up the mould all is provided with the side lever, swing joint has the sleeve on the outer wall of side lever, telescopic circumference outer wall is installed and is articulated seat, the sleeve has the pull rod through articulating seat swing joint, the pull rod is kept away from the one end of articulated seat and is installed the couple, the montant is installed to telescopic circumference outer wall, two the top of montant is provided with the horizontal. The utility model discloses under the oblique drawing effect of spring for the montant is in tight state by flare-outing left, thereby can produce ascending pulling force to the pull rod, and then can tightly block the couple on the gim peg, makes to go up mould and lower mould can be closed tightly fast after the compound die, need not to use traditional screw rod fixed mode, and the practicality is high.

Description

Shell die-casting die for production of differential pressure flowmeter

Technical Field

The utility model relates to a flowmeter production technical field, concretely relates to casing die casting die is used in differential pressure flowmeter production.

Background

The differential pressure type flowmeter is based on the throttling principle of fluid flow, and realizes flow measurement by utilizing the pressure difference generated when fluid flows through a throttling device. It is one of the most mature and commonly used methods for measuring flow in the current production. The differential pressure flowmeter is generally composed of a throttling device capable of converting measured flow into a differential pressure signal, a differential pressure gauge capable of converting the differential pressure into a corresponding flow value to display, and a display instrument, wherein a gauge head of the differential pressure flowmeter is composed of a shell, and the shell of the differential pressure flowmeter is manufactured by die-casting and molding through a die-casting die.

However, after the upper die and the lower die of the conventional die-casting die are closed, the upper die and the lower die are generally fixed by matching a screw with a nut, so that the upper die and the lower die are inconvenient to fix and use.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

Not enough to prior art, the utility model provides a differential pressure is casing die casting die for flowmeter production has overcome prior art's not enough, and structural design is simple, and effectual last mould of having solved is fixed through screw rod cooperation nut with the lower mould closed back, generally, leads to fixed inconvenient between the two, uses inconvenient problem.

(II) technical scheme

In order to achieve the above purpose, the utility model discloses a following technical scheme realizes:

the utility model provides a casing die casting die is used in differential pressure flowmeter production, includes mould and lower mould, it is provided with the hinge with one side junction to go up mould and lower mould, the both sides outer wall tip of lower mould all is provided with the gim peg, the both sides outer wall tip of going up the mould all is provided with the side lever, swing joint has the sleeve on the outer wall of side lever, articulated seat is installed to telescopic circumference outer wall, the sleeve has the pull rod through articulated seat swing joint, the pull rod is kept away from the one end of articulated seat and is installed the couple, the montant is installed, two to telescopic circumference outer wall the top of montant is provided with the horizontal pole, two one side outer wall that the mould was kept away from to the montant all installs first round pin axle, the both sides outer wall of going up the mould all is provided.

Preferably, a gap is reserved between the vertical rod and the upper die, and the top end of the vertical rod is located above the top of the upper die.

Preferably, the elastic component comprises a spring, the two ends of the spring are provided with sleeve openings of annular structures, one of the sleeve openings is sleeved on the outer wall of the first pin shaft, the other sleeve opening is sleeved on the outer wall of the second pin shaft, the spring is located outside the sleeve, and the spring is arranged in an inclined mode.

Preferably, the length of the first pin shaft is smaller than that of the second pin shaft, and the second pin shaft is located below one side of the sleeve.

Preferably, the side rods and the clamping bolts are located on the same side, the cross rod is located above the top of the upper die, and anti-skid grains are arranged in the middle of the outer wall of the cross rod.

Preferably, the angle between the vertical bar and the hinged seat on the same side is at least ninety degrees.

(III) advantageous effects

The embodiment of the utility model provides a casing die casting die is used in production of differential pressure flowmeter possesses following beneficial effect:

1. this novel structural design is nimble, high durability and convenient use, during the compound die, with the couple card on the bayonet catch, because the couple passes through the pull rod, articulated seat and sleeve form swing joint, under the oblique pulling effect of spring, make the montant be in tight state of stretching left by flare-outing, the montant can take sleeve reverse rotation to draw the in-process to one side left, the sleeve area is articulated to be taken and is done reverse rotation, thereby can produce ascending pulling force to the pull rod, and then can tightly block the couple on the bayonet catch, make and go up mould and lower mould can be closed fast behind the compound die, need not to use traditional screw rod fixed mode, high practicability.

2. This whole mould in novel includes mould and lower mould, and goes up mould and lower mould and pass through hinged joint for it is more convenient to open and shut between mould and the lower mould, through being provided with two montants, and is provided with same horizontal pole on the top of two montants, when carrying out the form removal, can stir the horizontal pole right, thereby reaches the effect of quick dismantlement, simultaneously, under the side-pulling effect of two springs, makes and goes up mould and lower mould compound die more stable.

Drawings

FIG. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a schematic view of the side view of the present invention;

fig. 3 is a schematic structural view of the elastic assembly of the present invention.

In the figure: 1 go up mould, 2 lower moulds, 3 hinges, 4 snips, 5 side levers, 6 sleeves, 7 montants, 8 horizontal poles, 9 articulated seats, 10 pull rods, 11 couples, 12 first round pin axles, 13 second round pin axles, 14 springs, 15 linking.

Detailed Description

The invention will be further described with reference to the following figures 1-3 and examples:

a shell die-casting die for production of a differential pressure flowmeter comprises an upper die 1 and a lower die 2, wherein a hinge 3 is arranged at the joint of the same side of the upper die 1 and the lower die 2, so that the upper die 1 and the lower die 2 can be opened and closed more conveniently, clamping bolts 4 are arranged at the end parts of the outer walls of the two sides of the lower die 2, side rods 5 are arranged at the end parts of the outer walls of the two sides of the upper die 1, sleeves 6 are movably connected onto the outer walls of the side rods 5, hinged seats 9 are arranged on the outer walls of the circumferences of the sleeves 6, the sleeves 6 are movably connected with pull rods 10 through the hinged seats 9, a hook 11 is arranged at one end of each pull rod 10 far away from the hinged seat 9, vertical rods 7 are arranged on the outer walls of the circumferences of the sleeves 6, cross rods 8 are arranged at the top ends of the two vertical rods 7, the cross rods, the outer walls of two sides of the upper die 1 are respectively provided with a second pin shaft 13, an elastic component is arranged between the first pin shaft 12 and the second pin shaft 13 on the same side, and under the oblique pulling action of the elastic components, the vertical rod 7 is straightened leftwards and is in a tight state.

In this embodiment, as shown in fig. 1, a gap is left between the vertical rod 7 and the upper die 1, and the top end of the vertical rod 7 is located above the top of the upper die 1, so that the vertical rod 7 can swing left and right, and the upper die 1 and the lower die 2 can be opened and closed conveniently.

In this embodiment, as shown in fig. 1 and 3, the elastic component includes a spring 14, two ends of the spring 14 are both provided with pockets 15 having an annular structure, one of the pockets 15 is sleeved on an outer wall of the first pin 12, the other pocket 15 is sleeved on an outer wall of the second pin 13, the spring 14 is located outside the sleeve 6, and the spring 14 is obliquely arranged, so that under the oblique pulling action of the spring 14, the upper die 1 and the lower die 2 can be ensured to be closed quickly after die assembly.

In this embodiment, as shown in fig. 1-2, the length of the first pin 12 is smaller than the length of the second pin 13, and the second pin 13 is located below one side of the sleeve 6, so as to ensure that the spring 14 can freely swing and extend on a longitudinal section.

In this embodiment, as shown in fig. 1, the side lever 5 and the bolt 4 are located on the same side, the cross rod 8 is located above the top of the upper die 1, and the middle of the outer wall of the cross rod 8 is provided with anti-slip lines, so that the die can be conveniently removed.

In this embodiment, as shown in fig. 1, the angle between the vertical rod 7 and the hinge seat 9 on the same side is at least ninety degrees, so that the pull rod 10 can be driven to move when the vertical rod 7 swings, and the hook 11 can be conveniently clamped.

The utility model discloses a theory of operation: during the use, because last mould 1 and lower mould 2 pass through hinge 3 and connect, make to open and shut between last mould 1 and the lower mould 2 and make things convenient for when the compound die more, with couple 11 card on the gim peg 4, because couple 11 passes through pull rod 10, articulated seat 9 forms swing joint with sleeve 6, under spring 14's oblique pulling effect, make montant 7 be in tight state by flare-outing left, montant 7 can take sleeve 6 reverse rotation to draw the in-process to one side left, sleeve 6 takes articulated seat 9 to do reverse rotation, thereby can produce ascending pulling force to pull rod 10, and then can tightly block couple 11 on gim peg 4, make and go up mould 1 and lower mould 2 can be closed fast after the compound die, need not to use traditional screw rod fixed mode.

The embodiment of the present invention discloses a preferred embodiment, but not limited thereto, and those skilled in the art can easily understand the spirit of the present invention according to the above embodiment, and make different extensions and changes, but do not depart from the spirit of the present invention, all of which are within the protection scope of the present invention.

Claims

1. The utility model provides a casing die casting die is used in production of differential pressure flowmeter, includes mould (1) and lower mould (2), its characterized in that: the hinge (3) is arranged at the joint of the same side of the upper die (1) and the lower die (2), the clamping bolts (4) are arranged at the end parts of the outer walls of the two sides of the lower die (2), the side rods (5) are arranged at the end parts of the outer walls of the two sides of the upper die (1), the sleeves (6) are movably connected to the outer walls of the side rods (5), the hinged seats (9) are installed on the outer wall of the circumference of each sleeve (6), the sleeves (6) are movably connected with the pull rods (10) through the hinged seats (9), the hooks (11) are installed at the ends, far away from the hinged seats (9), of the pull rods (10), the vertical rods (7) are installed on the outer wall of the circumference of each sleeve (6), the cross rods (8) are arranged at the top ends of the two vertical rods (7), the first pin shafts (12) are installed on the outer wall of one side, and an elastic component is arranged between the first pin shaft (12) and the second pin shaft (13) on the same side.

2. A differential pressure flowmeter production housing die casting mold as claimed in claim 1, wherein: a gap is reserved between the vertical rod (7) and the upper die (1), and the top end of the vertical rod (7) is located above the top of the upper die (1).

3. A differential pressure flowmeter production housing die casting mold as claimed in claim 1, wherein: elastic component includes spring (14), the both ends of spring (14) all are provided with linking (15) of loop configuration, one of them linking (15) cover is on the outer wall of first round pin axle (12), another linking (15) cover is on the outer wall of second round pin axle (13), spring (14) are located the outside of sleeve (6), and spring (14) are the slope setting.

4. A differential pressure flowmeter production housing die casting mold as claimed in claim 1, wherein: the length of the first pin shaft (12) is smaller than that of the second pin shaft (13), and the second pin shaft (13) is located below one side of the sleeve (6).

5. A differential pressure flowmeter production housing die casting mold as claimed in claim 1, wherein: the side rods (5) and the clamping bolts (4) are located on the same side, the cross rod (8) is located above the top of the upper die (1), and anti-skid grains are arranged in the middle of the outer wall of the cross rod (8).

6. A differential pressure flowmeter production housing die casting mold as claimed in claim 1, wherein: the angle between the vertical rod (7) and the hinge seat (9) on the same side is at least ninety degrees.