CN212133526U

CN212133526U - One-way valve seat inner hole size detection device

Info

Publication number: CN212133526U
Application number: CN202021307223.XU
Authority: CN
Inventors: 王立祥; 胡洪伟; 姚单; 熊海林; 赵文龙; 潘永华; 叶天祥; 王伟
Original assignee: Cssc Southwest Equipment Research Institute Co ltd
Current assignee: Cssc Southwest Equipment Research Institute Co ltd
Priority date: 2020-07-07
Filing date: 2020-07-07
Publication date: 2020-12-11
Anticipated expiration: 2030-07-07

Abstract

The utility model discloses an one-way disk seat hole size detection device, the on-line screen storage device comprises a base and the fixed rotary mechanism, size detection mechanism, one-way disk seat fixed establishment that is provided with on the base, rotary mechanism includes revolving stage and circulator, the revolving stage is circular setting, the centre of a circle department of revolving stage is provided with the through-hole, revolving stage circumference evenly distributed has a plurality of size detection holes, the through-hole with the pivot fixed connection of circulator, the circulator passes through bolt fixed mounting and is in on the base, size detection mechanism includes size detection ware, size detection mechanism mount pad, actuating mechanism and automatic alignment mechanism. When the one-way valve seat is rotated to the position above the size detection mechanism through the rotating mechanism, the size detection mechanism can automatically align the bottom of the one-way valve seat to perform size detection, and can detect the diameter and the depth of an inner hole of the one-way valve seat.

Description

One-way valve seat inner hole size detection device

Technical Field

The utility model relates to a size detection technical field, concretely relates to one-way disk seat hole size detection device.

Background

When the compressor passes through the coating and drying process line, the temperature inside and outside the shell can reach about 200 ℃ usually, and the time lasts for about 20 min. The check valve installed inside the compressor housing or inside the reservoir is also subjected to a high temperature of 200 degrees for a long time, and under the high temperature, the commonly used nylon valve core is subjected to thermal deformation, which seriously affects the sealing performance of the check valve. Therefore, a metal valve core is required. Under the normal use condition, the deformation volume of metal case is less than the nylon case, consequently, needs high machining precision just can guarantee the leakproofness of check valve. The one-way valve seat provides guide movement support for the valve core, and an inner hole of the one-way valve seat is a guide support surface, so that extremely high machining precision is required. The main sizes of the guide inner hole at the bottom of the one-way valve seat are diameter and depth, and the two sizes have great influence on the performance of the one-way valve seat and need to be strictly detected.

Therefore, a device for measuring the diameter and the depth of the inner hole of the one-way valve seat is needed, the device can adapt to the production line mass production beat, is simple in structure, does not need to use complicated optical positioning mechanisms such as cameras, is convenient to maintain, and is low in cost.

SUMMERY OF THE UTILITY MODEL

To the not enough of above-mentioned prior art, the utility model aims to solve the technical problem that: how to provide one kind can adapt to producing the line volume production beat, simple structure need not use optical positioning mechanism such as complicated camera, and it is convenient to maintain, with low costs one-way disk seat hole size detection device.

In order to solve the technical problem, the utility model discloses a following technical scheme:

a size detection device for an inner hole of an one-way valve seat comprises a base, a rotating mechanism, a size detection mechanism and an one-way valve seat fixing mechanism are fixedly arranged on the base, the rotating mechanism comprises a rotating table and a rotator, the rotating table is arranged in a circular shape, a through hole is formed in the circle center of the rotating table, a plurality of size detection holes are evenly distributed in the circumferential direction of the rotating table, the through hole is fixedly connected with a rotating shaft of the rotator, the rotator is installed on the base, the size detection mechanism comprises a size detector, a size detection mechanism installation seat, a driving mechanism and an automatic alignment mechanism, the size detector is fixedly installed on the automatic alignment mechanism, the automatic alignment mechanism is arranged on the driving mechanism, the size detection mechanism installation seat is fixedly installed on the base, and the driving mechanism is fixedly installed on the size detection mechanism installation seat, check valve fixed establishment includes check valve installation sleeve and hold-down mechanism, check valve installation sleeve fixed mounting be in on the revolving stage, check valve installation sleeve with the coaxial setting in size detection hole, hold-down mechanism is including compressing tightly round pin, compact heap, compressing tightly the cylinder and compressing tightly the cylinder mount pad, compress tightly cylinder mount pad fixed mounting be in on the base, compress tightly cylinder fixed mounting be in the cylinder mount pad, the compact heap is installed compress tightly the tailpiece of the piston rod of cylinder, compress tightly round pin fixed mounting be in on the compact heap.

Like this, put one-way disk seat in one-way disk seat sleeve the inside, when rotating one-way disk seat to size detection mechanism's top through rotary mechanism, size detection mechanism can carry out the size detection by automatic alignment one-way disk seat bottom, can detect one-way disk seat hole diameter and degree of depth, and this device simple structure need not use optical positioning mechanism such as complicated camera, and it is convenient to maintain, and is with low costs.

Further, the size detector comprises a size detector mounting seat and a detector, the detector is in threaded connection with the size detector mounting seat, and an automatic alignment mechanism is arranged below the size detector mounting seat. And detecting the size of the one-way valve seat by using a size detector.

Further, the detector may be a no-go gauge or a go gauge. The no-go gauge or the go gauge is used for detecting the specific size of the one-way valve seat, and when the go gauge can enter the bottom hole of the one-way valve seat and the no-go gauge cannot enter the bottom hole of the one-way valve seat, the one-way valve seat is judged to be qualified in detected size.

Further, the automatic alignment mechanism comprises an aligner, a reset spring and a limiting ring, wherein the reset spring is sleeved outside the aligner, the upper outer ring of the aligner is in interference connection with the inner circular hole of the size detector mounting seat, the annular groove is formed in the size detector mounting seat, the upper end of the reset spring is in plug-in fit with the inner circular groove, the inner diameter of the limiting ring is larger than the outer diameter of the size detector mounting seat, and the limiting ring is arranged outside the size detector mounting seat. The reset spring is utilized to ensure that the direction of the go gauge and the no-go gauge is vertical upwards, the aligner is utilized to ensure that the go gauge or the no-go gauge always moves vertically upwards when the go gauge or the no-go gauge moves in any direction of the horizontal plane, and the limit ring is utilized to limit the horizontal movement range of the go gauge or the no-go gauge.

Further, actuating mechanism is including driving actuating cylinder, drive actuating block and driving actuating cylinder connecting seat, drive actuating cylinder with drive actuating block fixed connection, it installs to drive actuating cylinder connecting seat on the drive actuating block, the lower outer lane interference of aligner is connected drive the interior downthehole of circle of actuating cylinder connecting seat, it is provided with the annular ring on the actuating cylinder connecting seat to drive, reset spring's lower extreme grafting cooperation is in the annular ring, the spacing ring passes through the bolt and installs drive on the actuating cylinder connecting seat. The driving cylinder is used for pushing the go gauge or the no-go gauge to move up and down to achieve the purpose of detecting the size.

Further, the aligner can be divided into two kinds, the first kind is that a round pin axle both ends have set up a universal joint bearing respectively, and upper end universal joint bearing outer lane interference fit is in the interior round hole of size detector mount pad, lower extreme universal joint bearing outer lane interference fit is in drive the interior round hole of actuating cylinder connecting seat, the second kind is spherical pair mechanism, and connected mode is the same with the first kind. The aligner is used for ensuring that the orientation of the no-go gauge or the go gauge is always vertically upward when the no-go gauge or the no-go gauge moves in any direction in a horizontal plane.

Further, drive and install distancer mechanism on the actuating cylinder, distancer mechanism includes the distancer, the distancer body passes through bolt fixed mounting on the base, the distancer sliding block with drive actuating cylinder connecting seat fixed connection, distancer body and sliding block sliding connection. And the depth of the bottom hole of the one-way valve seat is detected by using the moving distance of the sliding block on the distance meter.

Further, the rotator is fixedly installed on the base through a rotator installation seat. The rotator drives the one-way valve seat to reach the designated position to be detected, and the rotator can be more stable by utilizing the rotator mounting seat.

Further, the compressing cylinder mounting seat is fixedly mounted on the base through bolts, and reinforcing ribs are arranged on the compressing cylinder mounting seat. Through the arrangement of the bolt connection and the reinforcing ribs, the pressing cylinder mounting seat is more stable, and the clamping is firmer.

In conclusion, the device can be better suitable for the production line volume production beat, is simple in structure, does not need to use complex optical positioning mechanisms such as cameras, is convenient to maintain and is low in cost.

Drawings

Fig. 1 is a schematic structural view of a device for detecting the size of an inner hole of an one-way valve seat according to an embodiment of the present invention.

Fig. 2 is a schematic structural view of fig. 1 with the base removed.

Fig. 3 is a schematic structural view of the size detection mechanism in fig. 1.

Fig. 4 is a cross-sectional view of one of the size detection mechanisms of fig. 3.

Fig. 5 is a cross-sectional view of the alternative size detection mechanism of fig. 3.

Detailed Description

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

The first embodiment is as follows:

in specific implementation, as shown in fig. 1-4, a device for detecting the size of an inner hole of an unidirectional valve seat comprises a base 2 and a rotating mechanism, a size detection mechanism and a unidirectional valve seat fixing mechanism fixedly arranged on the base 2, wherein the rotating mechanism comprises a rotating platform 1 and a rotator 6, the rotating platform 1 is arranged in a circular shape, a through hole 24 is arranged at the center of the circle of the rotating platform 1, a plurality of size detection holes 23 are uniformly distributed in the circumferential direction of the rotating platform, the through hole 24 is fixedly connected with the rotating shaft of the rotator 6, the rotator 6 is arranged on the base 2, the size detection mechanism comprises a size detector, a size detection mechanism mounting seat 25, a driving mechanism and an automatic alignment mechanism, the size detector is fixedly arranged on the automatic alignment mechanism, the automatic alignment mechanism is arranged on the driving mechanism, and the size detection mechanism mounting seat is fixedly arranged on the base 2, actuating mechanism fixed mounting be in on the size detection mechanism mount pad 25, check valve fixed establishment includes check valve installation sleeve 4 and hold-down mechanism, check valve installation sleeve 4 fixed mounting be in on the revolving stage 1, check valve installation sleeve 4 with the coaxial setting in size detection hole 23, hold-down mechanism is including hold-down pin 17, compact heap 18, compress tightly cylinder 20 and compress tightly cylinder mount pad 19, compress tightly cylinder mount pad 19 fixed mounting be in on the base 2, compress tightly cylinder 20 fixed mounting be in compress tightly cylinder mount pad 19, compact heap 18 is installed compress tightly the piston rod end of cylinder 20, compress tightly pin 17 fixed mounting be in on the compact heap 18. Like this, put one-way disk seat in one-way disk seat sleeve the inside, when rotating one-way disk seat 3 to size detection mechanism's top through rotary mechanism, size detection mechanism can carry out the size detection by 3 bottoms of automatic alignment one-way disk seat, can detect 3 hole diameters of one-way disk seat and degree of depth, and this device simple structure need not use optical positioning mechanism such as complicated camera, and it is convenient to maintain, and is with low costs.

In this embodiment, the size detector includes a size detector mounting seat 9 and a detector 8, the detector 8 is screwed with the size detector mounting seat 9, and an automatic alignment mechanism is disposed below the size detector mounting seat 9. The check valve seat 3 is subjected to size detection by a size detector.

In this embodiment, the detector 8 may be a no-go gauge or a go gauge. The no-go gage or go to rule and be used for detecting 3 specific sizes of one-way disk seat, when going to rule can get into one-way disk seat bottom outlet and the no-go gage can not get into 3 bottom outlets of one-way disk seat, judge that one-way disk seat 3 is qualified by the detected size.

In this embodiment, the automatic alignment mechanism includes aligner, reset spring 11 and spacing ring 19, reset spring 11 cup joints the aligner outside, the interference of the last outer lane of aligner is connected in the interior round hole of size detector mount pad, be provided with ring channel 22 in the size detector mount pad, reset spring 11's upper end is pegged graft and is cooperated in the ring channel, the internal diameter of spacing ring 19 is greater than the external diameter of size detector mount pad 9, spacing ring 19 sets up the outside of size detector mount pad 9. The reset spring is utilized to ensure that the direction of the go gauge and the no-go gauge is vertical upwards, the aligner is utilized to ensure that the go gauge or the no-go gauge always moves vertically upwards when the go gauge or the no-go gauge moves in any direction of the horizontal plane, and the limit ring is utilized to limit the horizontal movement range of the go gauge or the no-go gauge.

In this embodiment, the driving mechanism includes a driving cylinder 5, a driving block 16 and a driving cylinder connecting seat 15, the driving cylinder 5 is fixedly connected to the driving block 16, the driving cylinder connecting seat 15 is installed on the driving block 16, the lower outer ring of the aligner is in interference connection with the inner circular hole of the driving cylinder connecting seat, an annular ring 21 is arranged on the driving cylinder connecting seat, the lower end of the return spring 11 is in plug-in fit with the annular ring, and the limiting ring 19 is installed on the driving cylinder connecting seat 15 through a bolt 14. The driving mechanism is utilized to push the go gauge or the no-go gauge to move up and down to achieve the purpose of detecting the size.

In this embodiment, the aligner is formed by disposing a universal joint bearing at each of two ends of a pin, wherein an outer ring of the upper universal joint bearing is in interference fit with an inner circular hole of the size detector mounting base 9, and an outer ring of the lower universal joint bearing is in interference fit with an inner circular hole of the driving cylinder connecting base 15. The aligner is used for ensuring that the orientation of the no-go gauge or the go gauge is always vertically upward when the no-go gauge or the no-go gauge moves in any direction in a horizontal plane.

In this embodiment, drive and install distancer mechanism on the actuating cylinder, distancer mechanism includes the distancer, distancer body 13 passes through bolt fixed mounting on the base, distancer sliding block 20 with drive actuating cylinder connecting seat fixed connection, distancer body 13 and sliding block 20 sliding connection. And the depth of the bottom hole of the one-way valve seat is detected by using the moving distance of the sliding block on the distance meter.

In this embodiment, the rotator 6 is fixedly mounted on the base 2 through a rotator mounting seat 7. Drive one-way disk seat 3 through the circulator and reach the assigned position and detect, utilize the circulator mount pad to let the circulator more stable.

In this embodiment, the pressing cylinder mounting seat 19 is fixedly mounted on the base 2 through a bolt, and a reinforcing rib is arranged on the pressing cylinder mounting seat 19. Through the arrangement of the bolt connection and the reinforcing ribs, the pressing cylinder mounting seat is more stable, and the clamping is firmer.

Example two:

in specific implementation, as shown in fig. 1 to 3 and fig. 5, the remaining effects are the same as those of the first embodiment, and are not described again.

In this embodiment, the aligner is comprised of a spherical pair mechanism 26. The aligner is used for ensuring that the orientation of the no-go gauge or the go gauge is always vertically upward when the no-go gauge or the no-go gauge moves in any direction in a horizontal plane.

The working principle and the flow of the device are as follows:

when using this device, at first place one-way disk seat in one-way disk seat sleeve, then the system starts the circulator, drive the revolving stage, when one-way disk seat is in the position that awaits measuring, the circulator stops rotating, hold-down mechanism starts this moment, hold-down pin downstream compresses tightly one-way disk seat, after waiting to compress tightly the completion, actuating mechanism drive size detection mechanism upward movement, detect the hole of one-way disk seat, when leading to the rule can get into one-way disk seat bottom hole and the no-go rule can not get into one-way disk seat bottom hole, it is qualified to judge that one-way disk seat is detected the size, upward movement's stroke can be got down by the distancer record as the whether qualified important foundation of degree of depth, because there is the existence of alignment ware, great.

Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it will be understood by those skilled in the art; the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; such modifications and substitutions do not substantially depart from the scope of the embodiments of the present invention, and are intended to be covered by the claims and the specification.

Claims

1. The one-way valve seat inner hole size detection device is characterized by comprising a base (2) and a rotating mechanism, a size detection mechanism and a one-way valve seat fixing mechanism which are fixedly arranged on the base (2), wherein the rotating mechanism comprises a rotating platform (1) and a rotator (6), the rotating platform (1) is circularly arranged, a through hole (24) is formed in the circle center of the rotating platform (1), a plurality of size detection holes (23) are uniformly distributed in the circumferential direction of the rotating platform, the through hole (24) is fixedly connected with the rotating shaft of the rotator (6), the rotator (6) is arranged on the base (2), the size detection mechanism comprises a size detector, a size detection mechanism mounting seat (25), a driving mechanism and an automatic alignment mechanism, the size detector is fixedly arranged on the automatic alignment mechanism, and the automatic alignment mechanism is arranged on the driving mechanism, the size detection mechanism mounting seat is fixedly arranged on the base (2), the driving mechanism is fixedly arranged on the size detection mechanism mounting seat (25), the one-way valve seat fixing mechanism comprises a one-way valve mounting sleeve (4) and a pressing mechanism, the one-way valve mounting sleeve (4) is fixedly mounted on the rotary table (1), the one-way valve mounting sleeve (4) and the size detection hole (23) are coaxially arranged, the pressing mechanism comprises a pressing pin (17), a pressing block (18), a pressing cylinder (201) and a pressing cylinder mounting seat (191), the pressing cylinder mounting seat (191) is fixedly arranged on the base (2), the pressing cylinder (201) is fixedly arranged on the pressing cylinder mounting seat (191), the pressing block (18) is installed at the piston rod end of the pressing cylinder (201), and the pressing pin (17) is fixedly installed on the pressing block (18).

2. A check valve seat bore size detection device as claimed in claim 1, wherein the size detector comprises a size detector mounting seat (9) and a detector (8), the detector (8) and the size detector mounting seat (9) are in threaded connection, and an automatic alignment mechanism is arranged below the size detector mounting seat (9).

3. The check valve seat inner hole size detection device according to claim 2, characterized in that the automatic alignment mechanism comprises an aligner, a return spring (11) and a limit ring (19), the return spring (11) is sleeved outside the aligner, the upper outer ring of the aligner is in interference connection with the inner hole of the size detector mounting seat, an annular groove (22) is arranged in the size detector mounting seat, the upper end of the return spring (11) is in plug-in fit with the annular groove, the inner diameter of the limit ring (19) is larger than the outer diameter of the size detector mounting seat (9), and the limit ring (19) is arranged outside the size detector mounting seat (9).

4. The device for detecting the size of the inner hole of the one-way valve seat is characterized in that the driving mechanism comprises a driving air cylinder (5), a driving block (16) and a driving air cylinder connecting seat (15), the driving air cylinder (5) is fixedly connected with the driving block (16), the driving air cylinder connecting seat (15) is installed on the driving block (16), the lower outer ring of the aligner is in interference connection with the inner circular hole of the driving air cylinder connecting seat, an annular ring (21) is arranged on the driving air cylinder connecting seat, the lower end of the reset spring (11) is in plug-in fit with the annular ring, and the limiting ring (19) is installed on the driving air cylinder connecting seat (15) through a bolt (14).

5. The check valve seat inner hole size detection device of claim 4, characterized in that, install distancer mechanism on the actuating cylinder, distancer mechanism includes the distancer, distancer body (13) passes through bolt fixed mounting on the base, distancer sliding block (20) and the actuating cylinder connecting seat fixed connection, distancer body (13) and sliding block (20) sliding connection.

6. A check valve seat bore size detection device as claimed in claim 1, wherein the rotator (6) is fixedly mounted on the base (2) by a rotator mounting seat (7).

7. The check valve seat inner hole size detection device as claimed in claim 1, characterized in that the pressing cylinder mounting seat (191) is fixedly mounted on the base (2) through bolts, and reinforcing ribs are arranged on the pressing cylinder mounting seat (191).