CN213860566U

CN213860566U - Oil circuit detection device of ultra-large flow logic valve injection molding machine

Info

Publication number: CN213860566U
Application number: CN202022963551.1U
Authority: CN
Inventors: 潘星辉; 郑强; 贝天龙
Original assignee: Ningbo Greenst Machinery Co ltd
Current assignee: Ningbo Greenst Machinery Co ltd
Priority date: 2020-12-11
Filing date: 2020-12-11
Publication date: 2021-08-03
Anticipated expiration: 2030-12-11

Abstract

The utility model relates to the technical field of injection molding machine oil circuit detection devices, in particular to an ultra-large flow logic valve injection molding machine oil circuit detection device, which comprises a valve body, a valve rod assembly and an adjusting part, wherein the valve rod assembly is arranged inside the valve body, the adjusting part is arranged at the upper end of the valve body, and the adjusting part is positioned at the upper end of the valve rod assembly; the valve body is internally provided with an inner groove and a through groove which are communicated, and the inner groove is positioned at the lower end of the through groove. The utility model provides an oil circuit detection device of an injection molding machine with an ultra-large flow logic valve, which is provided with a pump body, a valve rod assembly and an adjusting part, wherein, all parts in the valve rod assembly are mutually matched, so that whether the oil pressure is normal when an oil pump works can be judged by observing the lightening of a prompt lamp and a warning lamp, thereby improving the efficiency of judging whether the oil circuit needs to be overhauled, and the structure is simpler; the adjustment member is arranged to maintain the sensing device in a stable state prior to use, thereby reducing errors.

Description

Oil circuit detection device of ultra-large flow logic valve injection molding machine

Technical Field

The utility model relates to an injection molding machine oil circuit detection device technical field especially relates to an ultra-large flow logic valve injection molding machine oil circuit detection device.

Background

In the quantitative pump system, a small part of hydraulic oil at an oil outlet of an oil pump directly enters the pilot control oil way, and a large part of hydraulic oil enters the main oil way through the pressure proportional valve and the flow proportional valve, so that the pilot control oil way always keeps enough pressure and flow.

However, in the existing servo-driven hydraulic system, a pressure proportional valve and a flow proportional valve are omitted, the actual working state of the oil pump cannot be known, and the adjustment cannot be performed by using a logic valve according to the actual situation, so that the injection molding action process is influenced.

To above problem, the utility model provides a super large flow logic valve injection molding machine oil circuit detection device.

Disclosure of Invention

Technical problem to be solved

The utility model aims to solve the problem that an ultra-large flow logic valve injection molding machine oil circuit detection device is provided, can solve the problem that the actual operating condition that current injection molding machine during operation can't know the oil pump can't utilize the logic valve to adjust according to actual conditions.

(II) technical scheme

The utility model provides a technical scheme that above-mentioned technical problem adopted is: the utility model provides an ultra-large flow logic valve injection molding machine oil circuit detection device, includes valve body, valve rod assembly and adjusting part, the inside of valve body is equipped with valve rod assembly, the upper end of valve body is equipped with adjusting part, adjusting part is located valve rod assembly's upper end position.

The inside groove and the logical groove of being linked together, the inside groove is located the lower extreme that leads to the groove, the lower surface of inside groove is equipped with the warning light switch, the lateral wall of inside groove is equipped with the side groove, the side inslot is equipped with the warning light switch.

The valve rod assembly comprises a valve post positioned in the inner groove and a valve plate positioned in the through groove, the valve post is in sliding connection with the inner groove, the valve plate is in sliding connection with the through groove, and a valve rod is connected between the valve post and the valve plate; the lower end face of the valve column and the lower surface of the inner groove are connected through a built-in spring, the built-in spring is located on the outer wall of the prompting lamp switch, an auxiliary block is arranged on the side wall of the valve column, and the auxiliary block is connected with the side groove in a sliding mode.

Preferably, the adjusting part comprises an inner ring groove arranged on the inner wall of the upper end of the valve body, and a sliding magnet block is connected in the inner ring groove in a sliding manner.

Preferably, the inner wall of the sliding magnet block is connected with a compression ring, and the inner diameter of the compression ring is smaller than the outer diameter of the valve plate.

Preferably, the adjusting component further comprises an outer ring groove arranged on the outer wall of the upper end of the valve body, an adjusting magnet ring is connected in the outer ring groove in a sliding mode, and the adjusting magnet ring and the sliding magnet block are attracted mutually.

Preferably, the first magnet and the second magnet which are adsorbed to the adjusting magnet ring are respectively arranged at two ends of the outer ring groove.

Preferably, a limiting plate is arranged at the joint of the inner groove and the through groove, a through hole is formed in the middle of the limiting plate, and the through hole is matched with the valve rod.

Preferably, the lower end surface of the valve plate is provided with an upper gasket matched with the limiting plate; and the upper end surface of the valve column is provided with a lower gasket matched with the limiting plate.

Preferably, the outer wall of valve body be equipped with warning light switch assorted warning light.

(III) advantageous effects

1. The utility model provides an oil circuit detection device of an injection molding machine with an ultra-large flow logic valve, which is provided with a pump body, a valve rod assembly and an adjusting part, wherein, all parts in the valve rod assembly are mutually matched, so that whether the oil pressure is normal when an oil pump works can be judged by observing the lightening of a prompt lamp and a warning lamp, thereby improving the efficiency of judging whether the oil circuit needs to be overhauled, and the structure is simpler; the adjustment member is arranged to maintain the sensing device in a stable state prior to use, thereby reducing errors.

2. The utility model provides an oil circuit detection device of an injection molding machine with an ultra-large flow logic valve, which is arranged on an oil circuit pipeline of the injection molding machine through detachable connection, oil pressure directly acts on a valve plate and is far away from a valve rod side wall, when the oil pressure is normal, the oil pressure pushes the valve rod component to integrally move towards the lower surface of an inner groove, so that a valve post in the valve rod component touches a prompting lamp switch, and the prompting lamp is lightened to indicate that the oil pressure is normal; when the oil pressure is lower, receive the effect in the built-in spring resets, the valve rod subassembly is whole to keeping away from the inside groove direction and removing for the auxiliary block touching warning light switch of valve post lateral wall, the warning light lights, and it is lower to indicate the oil pressure, needs to overhaul the oil circuit, and the structure is comparatively simple, and convenient to use.

Drawings

Fig. 1 is a schematic view of the overall cross-sectional structure of the present invention.

Wherein: 1 valve body, 11 internal grooves, 12 through grooves, 13 warning light switches, 14 side grooves, 15 warning light switches, 16 limiting plates, 17 through holes, 18 warning lights, 19 warning lights, 2 valve rod assemblies, 21 valve posts, 22 valve plates, 23 valve rods, 24 built-in springs, 25 auxiliary blocks, 26 upper gaskets, 27 lower gaskets, 3 adjusting parts, 31 internal ring grooves, 32 sliding magnet blocks, 33 pressing rings, 34 external ring grooves, 35 adjusting magnet rings, 36 first magnets and 37 second magnets.

Detailed Description

The following detailed description of the embodiments of the present invention is provided with reference to the accompanying drawings and examples. The following examples are intended to illustrate the invention, but are not intended to limit the scope of the invention.

Referring to fig. 1, the oil circuit detection device of the injection molding machine with the ultra-large flow logic valve comprises a valve body 1, a valve rod assembly 2 and an adjusting part 3, wherein the valve rod assembly 2 is arranged inside the valve body 1, the adjusting part 3 is arranged at the upper end of the valve body 1, and the adjusting part 3 is positioned at the upper end of the valve rod assembly 2; through adjusting part 3 and valve rod component 2 cooperate for this detection device can in time detect the behavior of delivery pump, thereby carries out the release or pressurizes through the logic valve.

An inner groove 11 and a through groove 12 which are communicated are arranged inside the valve body 1, the inner groove 11 is positioned at the lower end of the through groove 12, the inner groove 11 is positioned inside the valve body 1, the upper end of the through groove 12 penetrates through the valve body 1, a prompting lamp 18 switch 13 is arranged on the lower surface of the inner groove 11, a side groove 14 is arranged on the side wall of the inner groove 11, and a warning lamp 19 switch 15 is arranged in the side groove 14; the prompting lamp 18 switch 13 and the warning lamp 19 switch 15 are matched with the valve rod component 2; the outer wall of the valve body 1 is provided with a prompting lamp 18 matched with the switch 13 of the prompting lamp 18, and the outer wall of the valve body 1 is provided with a warning lamp 19 matched with the switch 15 of the warning lamp 19; through the work of valve rod assembly 2 to carry out switching action to warning light 18 switch 13 or warning light 19 switch 15, with opening warning light 18 or warning light 19, thereby remind the staff about oil pump oil pressure behavior.

The valve rod assembly 2 comprises a valve rod 21 positioned in the inner groove 11 and a valve plate 22 positioned in the through groove 12, the valve rod 21 is connected with the inner groove 11 in a sliding mode, the valve plate 22 is connected with the through groove 12 in a sliding mode, a valve rod 23 is connected between the valve rod 21 and the valve plate 22, the valve rod 23 and the valve rod 21 are coaxial; an internal spring 24 is connected between the lower end surface of the valve post 21 and the lower surface of the inner groove 11, the internal spring 24 is positioned on the outer wall of the switch 13 of the indicator light 18, an auxiliary block 25 is arranged on the side wall of the valve post 21, and the auxiliary block 25 is in sliding connection with the side groove 14; when the valve column 21 moves to touch the switch 13 of the indicator light 18, the indicator light 18 is turned on; when the spool 21 moves to the auxiliary block 25 and touches the switch 15 of the warning lamp 19, the warning lamp 19 lights up.

The junction of interior groove 11 and logical groove 12 is equipped with limiting plate 16, is equipped with through-hole 17 in the middle of limiting plate 16, and through-hole 17 and valve rod 23 phase-match, and valve rod 23 and through-hole 17 sliding connection.

The lower end surface of the valve plate 22 is provided with an upper gasket 26 matched with the limiting plate 16; the upper end surface of the valve column 21 is provided with a lower gasket 27 matched with the limit plate 16; wherein, when the valve rod assembly 2 moves integrally to the state that the upper gasket 26 contacts with the limit plate 16, the upper gasket 26 plays a sealing role between the valve plate 22 and the limit plate 16, and when the valve rod assembly 2 moves integrally to the state that the lower gasket 27 contacts with the limit plate 16, the lower gasket 27 plays a sealing role between the valve column 21 and the limit plate 16.

The valve rod assembly 2 works: the detection device is installed on an oil circuit pipeline of the injection molding machine through detachable connection, oil pressure directly acts on the side wall of the valve plate 22 far away from the valve rod 23, when the oil pressure is normal, the oil pressure pushes the valve rod assembly 2 to integrally move towards the lower surface of the inner groove 11, so that the valve post 21 in the valve rod assembly 2 touches the switch 13 of the indicator light 18, and the indicator light 18 is lightened to indicate that the oil pressure is normal; when the oil pressure is lower, receive built-in spring 24 effect in reseing, valve rod assembly 2 is whole to being kept away from inside groove 11 direction removal for the auxiliary block 25 of valve post 21 lateral wall touches 19 switches 15 of warning light, and warning light 19 lights, and it is lower to show the oil pressure, needs to overhaul the oil circuit or utilize the logic valve to adjust, and the structure is comparatively simple, and convenient to use.

The adjusting part 3 comprises an inner ring groove 31 arranged on the inner wall of the upper end of the valve body 1, and a sliding magnet block 32 is connected in the inner ring groove 31 in a sliding way.

The inner wall of the sliding magnet block 32 is connected with a press ring 33, and the inner diameter of the press ring 33 is smaller than the outer diameter of the valve plate 22.

The adjusting component 3 also comprises an outer ring groove 34 arranged on the outer wall of the upper end of the valve body 1, the outer ring groove 34 is aligned with the inner ring groove 31, an adjusting magnet ring 35 is connected in the outer ring groove 34 in a sliding mode, and the adjusting magnet ring 35 and the sliding magnet block 32 are attracted mutually; when the movable adjusting magnet ring 35 moves in the outer ring groove 34, the sliding magnet block 32 is driven by the adjusting magnet ring 35 to move in the inner ring groove 31, so that the pressing ring 33 is driven to move in the through groove 12.

A first magnet 36 and a second magnet 37 which are respectively adsorbed with the adjusting magnet ring 35 are respectively arranged at the two ends of the outer ring groove 34; when the magnet ring 35 is adjusted to attract the first magnet 36, the pressing ring 33 presses the valve rod assembly 2, so that the valve rod assembly 2 is located in the middle of the inner groove 11 and the through groove 12, at the moment, the valve rod assembly 2 presses the built-in spring 24, the valve column 21 in the valve rod assembly 2 is not in contact with the switch 13 of the indicator light 18, and the auxiliary block 25 is not in contact with the switch 15 of the alarm light 19; when the adjusting magnet ring 35 and the second magnet 37 are attracted, the pressing ring 33 is far away from the valve rod assembly 2, so that the action on the valve rod assembly 2 is avoided, and the work of the valve rod assembly 2 is not influenced; at this time, the valve stem assembly 2 is operated by the oil pressure.

The adjustment member 3 works: before the detection device is installed, the adjusting magnet ring 35 is moved to attract the first magnet 36, so that the valve column 21 in the valve rod assembly 2 is not contacted with the switch 13 of the indicator light 18, and the auxiliary block 25 is not contacted with the switch 15 of the alarm light 19; at the moment, the detection device is detachably arranged on an oil circuit pipeline of the injection molding machine, then when the adjusting magnet ring 35 is moved to be attracted with the second magnet 37, the pressing ring 33 is far away from the valve rod assembly 2 and does not act on the valve rod assembly 2 and influence the work of the valve rod assembly 2, and at the moment, the oil pressure of the oil circuit is detected through the work of the valve rod assembly 2 to see whether the oil pressure is normal or not; the adjusting component enables the detection device to be in a stable state before work, so that errors are reduced.

The utility model discloses in be equipped with the pump body, valve rod component 2 and adjusting part 3, mutually support between each part in the valve rod component 2 for whether oil pressure is normal when the oil pump work can be judged through observing that warning light 18 and warning light 19 are lighted, thereby improve the efficiency of judging whether the oil circuit needs to be overhauld, the structure is comparatively simple; the adjustment member 3 is arranged so that the detection device remains in a stable state before use, thereby reducing errors.

The above is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of improvements and decorations can be made without departing from the technical principle of the present invention, and these improvements and decorations should also be regarded as the protection scope of the present invention.

Claims

1. The utility model provides an ultra-large flow logic valve injection molding machine oil circuit detection device, includes valve body (1), valve rod subassembly (2) and adjusting part (3), its characterized in that: a valve rod assembly (2) is arranged inside the valve body (1), an adjusting part (3) is arranged at the upper end of the valve body (1), and the adjusting part (3) is located at the upper end of the valve rod assembly (2);

an inner groove (11) and a through groove (12) which are communicated with each other are arranged in the valve body (1), the inner groove (11) is positioned at the lower end of the through groove (12), a warning light switch (13) is arranged on the lower surface of the inner groove (11), a side groove (14) is arranged on the side wall of the inner groove (11), and a warning light switch (15) is arranged in the side groove (14);

the valve rod assembly (2) comprises a valve rod (21) and a valve plate (22), the valve rod (21) is located inside the inner groove (11), the valve plate (22) is located inside the through groove (12), the valve rod (21) is connected with the inner groove (11) in a sliding mode, the valve plate (22) is connected with the through groove (12) in a sliding mode, and a valve rod (23) is connected between the valve rod (21) and the valve plate (22); an internal spring (24) is connected between the lower end face of the valve column (21) and the lower surface of the inner groove (11), the internal spring (24) is located on the outer wall of the indicator light switch (13), an auxiliary block (25) is arranged on the side wall of the valve column (21), and the auxiliary block (25) is in sliding connection with the side groove (14).

2. The oil way detection device of the injection molding machine with the ultra-large flow logic valve as claimed in claim 1, wherein: the adjusting part (3) comprises an inner ring groove (31) arranged on the inner wall of the upper end of the valve body (1), and a sliding magnet block (32) is connected in the inner ring groove (31) in a sliding mode.

3. The oil way detection device of the injection molding machine with the ultra-large flow logic valve as claimed in claim 2, wherein: the inner wall of slip magnet piece (32) is connected with clamping ring (33), the internal diameter of clamping ring (33) is less than the external diameter of valve plate (22).

4. The oil way detection device of the injection molding machine with the ultra-large flow logic valve as claimed in claim 3, wherein: the adjusting component (3) further comprises an outer ring groove (34) arranged on the outer wall of the upper end of the valve body (1), an adjusting magnet ring (35) is connected in the outer ring groove (34) in a sliding mode, and the adjusting magnet ring (35) and the sliding magnet block (32) are attracted.

5. The oil way detection device of the injection molding machine with the ultra-large flow logic valve as claimed in claim 4, wherein: and a first magnet (36) and a second magnet (37) which are adsorbed with the adjusting magnet ring (35) are respectively arranged at the two ends of the outer ring groove (34).

6. The oil way detection device of the injection molding machine with the ultra-large flow logic valve as claimed in claim 1, wherein: the connecting part of the inner groove (11) and the through groove (12) is provided with a limiting plate (16), a through hole (17) is arranged in the middle of the limiting plate (16), and the through hole (17) is matched with the valve rod (23).

7. The oil way detection device of the injection molding machine with the ultra-large flow logic valve as claimed in claim 6, wherein: an upper gasket (26) matched with the limiting plate (16) is arranged on the lower end face of the valve plate (22); and a lower gasket (27) matched with the limiting plate (16) is arranged on the upper end surface of the valve column (21).

8. The oil way detection device of the injection molding machine with the ultra-large flow logic valve as claimed in claim 1, wherein: the outer wall of valve body (1) be equipped with warning light switch (13) assorted warning light (18), the outer wall of valve body (1) be equipped with warning light switch (15) assorted warning light (19).