阅读说明：本技术 带防错异型密封圈安装装置 (Installation device with mistake-proof special-shaped sealing ring ) 是由 刘长勇 王熙 宋福平 周健 曹文慧 于 2020-12-03 设计创作，主要内容包括：带防错异型密封圈安装装置,包括顶板、底板、支撑架,支撑架设在顶板和底板之间,顶板上侧安装工作台,工作台与顶板中间开有装配孔；装配孔内设有用于放置和撑开密封圈的密封圈工装,密封圈工装中间设置微动触发组件,微动触发组件带有放置工件的定位工装；底板上安装升降机构,升降机构的升降气缸驱动密封圈工装上升或下降；当升降机构带动密封圈工装下降,在微动触发组件的阻挡下将密封圈安装至定位工装上放置的工件上；装配孔外侧设有检测密封圈正反的激光位移组件。本发明体积小、操作方便,提高了工作效率和安装质量；能够实现异型密封圈的辅助装配,自动完成异型密封圈的正反识别检测和防错,降低操作者劳动强度和节约人力成本。(The mounting device with the mistake-proofing special-shaped sealing ring comprises a top plate, a bottom plate and a support frame, wherein the support frame is arranged between the top plate and the bottom plate, a workbench is mounted on the upper side of the top plate, and an assembling hole is formed between the workbench and the top plate; a sealing ring tool for placing and expanding a sealing ring is arranged in the assembling hole, a micro-motion trigger assembly is arranged in the middle of the sealing ring tool, and the micro-motion trigger assembly is provided with a positioning tool for placing a workpiece; a lifting mechanism is arranged on the bottom plate, and a lifting cylinder of the lifting mechanism drives the sealing ring tool to ascend or descend; when the lifting mechanism drives the sealing ring tool to descend, the sealing ring is installed on a workpiece placed on the positioning tool under the blocking of the micro-motion trigger assembly; and a laser displacement assembly for detecting the positive and negative sides of the sealing ring is arranged on the outer side of the assembling hole. The invention has small volume and convenient operation, and improves the working efficiency and the installation quality; the auxiliary assembly of the special-shaped sealing ring can be realized, the positive and negative recognition detection and the mistake proofing of the special-shaped sealing ring can be automatically completed, the labor intensity of an operator is reduced, and the labor cost is saved.)

1. The mounting device with the mistake-proofing special-shaped sealing ring is characterized by comprising a top plate, a bottom plate and a support frame, wherein the support frame is arranged between the top plate and the bottom plate, a workbench is mounted on the upper side of the top plate, and an assembly hole is formed between the workbench and the top plate; a sealing ring tool for placing and expanding a sealing ring is arranged in the assembling hole, a micro-motion trigger assembly is arranged in the middle of the sealing ring tool, and the micro-motion trigger assembly is provided with a positioning tool for placing a workpiece; a lifting mechanism is arranged on the bottom plate, and a lifting cylinder of the lifting mechanism drives the sealing ring tool to ascend or descend; when the lifting mechanism drives the sealing ring tool to descend, the sealing ring is installed on a workpiece placed on the positioning tool under the blocking of the micro-motion trigger assembly; and a laser displacement assembly for detecting the positive and negative sides of the sealing ring is arranged on the outer side of the assembling hole.

2. The device for installing the mistake proofing profiled sealing ring according to claim 1, wherein the laser displacement assembly comprises a laser displacement sensor and a sensor bracket, and the laser displacement sensor is fixed on the outer side of the top plate through the sensor bracket; the laser displacement sensor is provided with a laser emitting port and a laser receiving port.

3. The device for installing a mistake proofing profiled sealing ring according to claim 2, wherein the top plate is provided with a fiber correlation reflection end and a fiber correlation receiving end at both sides of the assembling hole.

4. The device for installing the mistake-proofing special-shaped sealing ring according to claim 1, wherein the sealing ring tool comprises a clamping jaw, a plurality of clamping jaw fingers arranged along the circumferential direction of the assembling hole are arranged on the clamping jaw, a spreading tool is installed on the clamping jaw fingers, and the upper parts of the spreading tools are used for placing and spreading the sealing ring to be assembled.

5. The device for installing a mistake proofing profiled sealing ring according to claim 4, wherein the fingers of the clamping jaw are provided with at least 3 fingers.

6. The device for installing the mistake proofing special-shaped sealing ring according to claim 4, wherein the clamping jaws are fixedly installed above a clamping jaw fixing plate, a floating connecting plate is installed below the clamping jaw fixing plate, a floating head is installed on the floating connecting plate, and the floating head is in fit connection with a lifting cylinder piston rod of the lifting mechanism.

7. The device for installing the mistake proofing special-shaped sealing ring according to claim 6, wherein a locking nut for locking a piston rod of a lifting cylinder is installed at the lower end of the floating head.

8. The device for installing the mistake proofing special-shaped sealing ring according to claim 4, wherein 2 supporting protrusions matched with the sealing ring are arranged at the upper end of the opening tool, and each supporting protrusion is provided with an outward-inclined supporting surface.

9. The device for installing the error-proofing special-shaped sealing ring according to claim 1, wherein the micro-motion trigger assembly comprises a cross support, a spring, a circular ring base, a positioning tool, a sliding probe rod, a connecting plate and a proximity sensor; the cross support is fixed on the top plate, the ring base is fixed on the cross support, the proximity sensor is installed below the ring base through a connecting plate, the sliding probe rod is installed in the ring base, the upper portion of the sliding probe rod is matched with the positioning tool, the spring is sleeved on the lower portion of the sliding probe rod, and the sliding probe rod drives the positioning tool to move downwards under the external force pressing.

10. The device for installing the error-proofing special-shaped sealing ring according to claim 1, wherein the lifting mechanism comprises a lifting cylinder, at least 3 sets of linear bearings and an optical shaft, the lifting cylinder is fixed on the bottom plate, the optical shaft is fixedly installed between the bottom plate and the sealing ring tool, and the linear bearings are sleeved on the optical shaft.

Technical Field

The invention belongs to sealing ring installation equipment, relates to improvement of an assembly and detection structure, and particularly relates to an installation device with an error-proof special-shaped sealing ring.

Background

During the assembling process of the sealing ring and the workpiece, special equipment is often needed for assisting installation. The most commonly used sealing ring in assembly is an O-ring, and besides the O-ring, a profiled ring is also used frequently, especially in mechanisms with relative movement. The O-shaped ring does not need to be judged to be positive and negative in the assembling process, only needs to be assembled, and the abnormal-shaped ring needs to be judged to be positive and negative besides to be assembled because most of the cross section of the abnormal-shaped ring is of an asymmetric structure.

The existing sealing ring mounting mechanism is only suitable for sealing rings with symmetrical sections and is not suitable for assembling special-shaped rings. Moreover, if the front and the back are judged manually, the labor intensity of operators is increased undoubtedly, the production efficiency is low, and the reliability is lacked.

Disclosure of Invention

The invention aims to provide a mounting device with an error-proof special-shaped sealing ring, which is used for solving the problems that the existing sealing ring mounting mechanism is only suitable for the assembly of the sealing ring with symmetrical cross section and can not identify the front side and the back side of the sealing ring, and the working efficiency is reduced.

In order to realize the purpose of the invention, the following technical scheme is adopted:

the mounting device with the mistake-proofing special-shaped sealing ring comprises a top plate, a bottom plate and a support frame, wherein the support frame is arranged between the top plate and the bottom plate, a workbench is mounted on the upper side of the top plate, and an assembling hole is formed between the workbench and the top plate; a sealing ring tool for placing and expanding a sealing ring is arranged in the assembling hole, a micro-motion trigger assembly is arranged in the middle of the sealing ring tool, and the micro-motion trigger assembly is provided with a positioning tool for placing a workpiece; a lifting mechanism is arranged on the bottom plate, and a lifting cylinder of the lifting mechanism drives the sealing ring tool to ascend or descend; when the lifting mechanism drives the sealing ring tool to descend, the sealing ring is installed on a workpiece placed on the positioning tool under the blocking of the micro-motion trigger assembly; and a laser displacement assembly for detecting the positive and negative sides of the sealing ring is arranged on the outer side of the assembling hole.

In order to further realize the purpose of the invention, the following technical scheme can be adopted:

according to the installation device with the mistake-proofing special-shaped sealing ring, the laser displacement assembly comprises the laser displacement sensor and the sensor support, and the laser displacement sensor is fixed on the outer side of the top plate through the sensor support; the laser displacement sensor is provided with a laser emitting port and a laser receiving port.

According to the installation device with the mistake-proofing special-shaped sealing ring, the top plate is provided with the optical fiber correlation reflection end and the optical fiber correlation receiving end on two sides of the assembly hole.

The sealing ring tool comprises a clamping jaw, a plurality of clamping jaw fingers arranged along the circumferential direction of the assembling hole are arranged on the clamping jaw, the opening tool is installed on the clamping jaw fingers, and the upper parts of the opening tools are used for placing and opening the sealing ring to be assembled.

According to the installation device with the mistake-proofing special-shaped sealing ring, at least 3 fingers of the clamping jaw are arranged.

According to the installation device with the mistake-proofing special-shaped sealing ring, the clamping jaws are fixedly installed above the clamping jaw fixing plate, the floating connecting plate is installed below the clamping jaw fixing plate, the floating head is installed on the floating connecting plate, and the floating head is connected with the lifting cylinder piston rod of the lifting mechanism in a matched mode.

According to the installation device with the mistake-proofing special-shaped sealing ring, the lower end of the floating head is provided with the locking nut for locking the piston rod of the lifting cylinder.

Take mistake proofing abnormal shape sealing washer installation device as above, prop open the frock upper end and be equipped with 2 and the support arch of sealing washer adaptation, the support arch has the holding surface that leans out.

According to the installation device with the mistake-proofing special-shaped sealing ring, the micro-motion trigger assembly comprises a cross support, a spring, a circular ring base, a positioning tool, a sliding probe rod, a connecting plate and a proximity sensor; the cross support is fixed on the top plate, the ring base is fixed on the cross support, the proximity sensor is installed below the ring base through a connecting plate, the sliding probe rod is installed in the ring base, the upper portion of the sliding probe rod is matched with the positioning tool, the spring is sleeved on the lower portion of the sliding probe rod, and the sliding probe rod drives the positioning tool to move downwards under the external force pressing.

The installation device with the mistake-proofing special-shaped sealing ring comprises a lifting cylinder, at least 3 sets of linear bearings and an optical axis, wherein the lifting cylinder is fixed on a bottom plate, the optical axis is fixedly installed between the bottom plate and a sealing ring tool, and the linear bearings are sleeved on the optical axis.

Compared with the prior art, the invention has the advantages that:

the invention has small volume, convenient operation, rapid assembly and high stability, and improves the working efficiency and the installation quality; the auxiliary assembly of the special-shaped sealing ring can be realized, the positive and negative recognition detection and the mistake proofing of the special-shaped sealing ring can be automatically completed, the labor intensity of an operator is reduced, and the labor cost is saved.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below.

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

FIG. 2 is a partial schematic view of FIG. 1;

FIG. 3 is a schematic view of the internal structure of FIG. 2;

FIG. 4 is an enlarged view of portion A of FIG. 3;

fig. 5 is an enlarged schematic view of the expanding tool in fig. 1.

Reference numerals: 1-a workbench, 2-a laser displacement assembly, 3-a support frame, 4-a clamping jaw fixing plate, 5-a micro-motion trigger assembly, 6-a clamping jaw, 61-a clamping jaw finger, 7-a linear bearing, 8-an optical axis, 9-a bottom plate, 10-a lifting cylinder, 11-an optical fiber correlation emission end, 12-an optical fiber correlation receiving end, 13-a top plate, 14-an opening tool, 141-a support bulge, 15-a floating connecting plate, 16-a floating head and 17-a locking nut;

21-a laser displacement sensor, 211-a laser displacement sensor receiving port, 212-a laser emitting port, 22-a sensor support and 23-a sensor fixing metal plate;

51-a cross support, 52-a spring, 53-a ring base, 54-a positioning tool, 55-a sliding probe rod, 56-a fixing screw, 57-a connecting plate and 58-a proximity sensor;

100-special-shaped sealing ring and 200-workpiece.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the 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.

As shown in fig. 1 to 5, the installation device with the error-proof profiled sealing ring disclosed in this embodiment includes a top plate 13, a bottom plate 9, and a support frame 3. Support frame 3 comprises 3 at least bracing pieces, and support frame 3 can also play direction, spacing effect to sealing washer frock, fine motion trigger subassembly 5, elevating system except playing the supporting role to roof 13 etc..

As shown in fig. 1, the supporting frame 3 is disposed between the top plate 13 and the bottom plate 9, the table 1 is mounted on the top of the top plate 13, and a mounting hole is formed between the table 1 and the top plate 13.

And a sealing ring tool for placing and propping open the sealing ring is arranged in the assembling hole, and the sealing ring tool is used for placing and propping open the special-shaped sealing ring 100. A micro-motion trigger assembly 5 is arranged in the middle of the sealing ring tool, and the micro-motion trigger assembly 5 is provided with a positioning tool 54 for placing a workpiece; and a lifting mechanism is arranged on the bottom plate 9, and a lifting cylinder 10 of the lifting mechanism drives the sealing ring tool to ascend or descend.

As shown in fig. 3, the lifting mechanism can drive the sealing ring tool to move up or down, and when the lifting mechanism drives the sealing ring tool to move down, the special-shaped sealing ring 100 can be mounted on the workpiece 200 placed on the positioning tool 54 under the blocking or limiting of the micro-motion trigger assembly 5; and a laser displacement component 2 for detecting the positive and negative sides of the sealing ring is arranged on the outer side of the assembling hole.

With continued reference to fig. 2, the laser displacement assembly 2 and the top plate 13 are both mounted on a workbench, the micro-contact assembly 5 is fixed in a mounting hole of the top plate 13, and the bottom plate 9 is fixed below the top plate 13 through the support frame 3.

The lifting cylinder 10 and the optical axis 8 are fixed on the bottom plate 9; linear bearing 7 and clamping jaw 6 are fixed on clamping jaw fixed plate 4, and optical axis 8 uses with linear bearing 7 cooperation, can realize that clamping jaw fixed plate 4, clamping jaw 6 reciprocate.

The clamping jaw fixing plate 4 is connected with a piston rod of the lifting cylinder 10 through a floating connecting plate 15 and a floating head 16, and the locking nut 17 realizes the locking of the floating head 16 and the piston rod of the lifting cylinder 10.

As shown in fig. 3, the clamping jaw 6 in this embodiment is provided with 4 clamping jaw fingers 61, and the 4 spreading tools 14 are respectively fixed on the 4 clamping jaw fingers 61. The optical fiber correlation emission end 11 and the optical fiber correlation receiving end 12 are coaxially installed on the top plate 13 for detecting the existence of the profiled sealing ring 100.

As shown in fig. 2, the laser displacement assembly 2 in the present embodiment includes a laser displacement sensor 21, a sensor bracket 22, and a sensor fixing metal plate 23.

At the time of detection, the laser displacement sensor 21 emits laser light from the laser emission port 212, and the laser displacement sensor reception port 211 receives reflected light. The laser reflected by the laser displacement sensor 21 strikes the characteristic surface of the special-shaped seal ring 100, and the front and back of the special-shaped seal ring 100 are determined according to the magnitude of the displacement value.

As shown in fig. 2 and 4, the micro-motion trigger assembly 5 of the present embodiment includes a cross bracket 51, a spring 52, a circular base 53, a positioning fixture 54, a sliding probe 55, a fixing screw 56, a connecting plate 57, and a proximity sensor 58. The cross bracket 51 is fixed on the assembly hole of the top plate 13, and the circular ring base 53 is installed on the cross bracket 51. A connecting plate 57 is mounted below the ring base 53 by fixing screws 56, and a proximity sensor 58 is mounted on the connecting plate 57.

The sliding probe rod 55 is connected with the positioning tool 54, the sliding probe rod 55 is installed in the annular base 53, and the spring 52 is sleeved on the rod at the lower end of the sliding probe rod 55. The slide probe 55 is pressed by an external force to slide up and down on the circular base 53, and the slide probe 55 is returned by the urging force of the spring 52.

As shown in fig. 5, the expanding tool 14 is provided with 2 supporting protrusions 141 for placing the special-shaped sealing ring 100, and a supporting surface of the supporting protrusion 141 is inclined outward, so that the special-shaped sealing ring 100 can be effectively prevented from bouncing off in the expanding process.

The process of assembling the special-shaped sealing ring 100 and the workpiece 200 is as follows:

manually placing the special-shaped sealing ring 100 on the opening tool 14 in the correct direction, and judging whether the special-shaped sealing ring exists or not by the optical fiber correlation transmitting end 11 and the optical fiber correlation receiving end 12;

then, after the control system receives a qualified signal sent by the optical fiber correlation, the laser sensor 21 reads out a displacement value to judge whether the special-shaped sealing ring 100 is positive or negative; the control system receives a qualified signal of the laser sensor 21, and the clamping jaw 6 drives the opening tool 14 to open the special-shaped sealing ring 100 after short time delay;

then, the workpiece 200 to be provided with the sealing ring is manually taken and placed on the positioning tool 54, and is pressed downwards; after the sliding probe rod 55 triggers the proximity sensor 58, the lifting cylinder 10 drives the clamping jaw 6 and the opening tool 14 to descend, the special-shaped sealing ring 100 cannot descend along with the opening tool 14 under the limiting effect of the cross-shaped support 51, the special-shaped sealing ring 100 retracts in situ, and the special-shaped sealing ring 100 is installed in a groove of the workpiece 200.

Finally, the clamping jaw 6 drives the opening tool 14 to tighten and return, and the lifting cylinder 10 drives the clamping jaw 6 and the opening tool 14 to ascend, so that the whole working process is completed.

The technical contents not described in detail in the present invention are all known techniques.