CN210719086U - Static disc detection device of scroll compressor - Google Patents

Abstract

The application provides a scroll compressor static disk detection device, comprising a bottom plate, a top plate and a support column; the top plate is provided with a cylinder, the top plate is provided with a first through hole, and the piston rod of the cylinder passes through the first through hole to the bottom plate close to the bottom plate. The end of the piston rod is provided with a pressure plate; the bottom plate is provided with two pairs of positioning columns, and the bottom plate is provided with a pair of positioning pins; the bottom plate is provided with a first set number of first displacement sensors and a first set number of The second displacement sensor; the detection device further includes a PLC controller, and the PLC controller is signally connected with the first displacement sensor and the second displacement sensor. The beneficial effects of the present application are as follows: the static disk is placed on the bottom plate, so that the probe of the first displacement sensor and the probe of the second displacement sensor are respectively contacted at the designated positions to measure the set position of the static disk. The measurement data is sent to the PLC controller to complete the automatic detection of the static disc size, which simplifies the measurement steps and improves the work efficiency.

Description

A scroll compressor static disc detection device

technical field

The present disclosure relates to the technical field, in particular to a scroll compressor static disk detection device.

Background technique

The existing static disk detection usually adopts three-coordinate detection, and the method of using three-coordinates to measure the static disk mainly has the following shortcomings: 1. The measurement steps are complicated and the measurement efficiency is low; 2. The measurement environment requires high; 3. The measurement The tool value is high and the inspection cost is high; 4. It is not suitable for on-site batch inspection.

Utility model content

The purpose of this application is to address the above problems, and to provide a scroll compressor static disc detection device.

In a first aspect, the present application provides a scroll compressor static disk detection device, comprising a bottom plate, a top plate, and a support column located between the bottom plate and the top plate and installed on the same side of the bottom plate and the top plate; the top plate is provided with a cylinder, the top plate is provided with a first through hole corresponding to the cylinder, and the piston rod of the cylinder extends through the first through hole in a direction close to the bottom plate; the end of the piston rod is provided with a pressure plate; The bottom plate is provided with two pairs of positioning columns, and a pair of positioning pins are provided on the bottom plate corresponding to the outer sides of the two pairs of the positioning columns; the bottom plate is provided with a first set number of first displacement sensors and a first set of A fixed number of second displacement sensors; the probe of the first displacement sensor is movably abutted against the end face of the stationary disk vortex, and the probe of the second displacement sensor is movably abutted against the stationary disk vortex The root of the wire; the detection device further includes a PLC controller, and the PLC controller is signally connected to the first displacement sensor and the second displacement sensor.

According to the technical solution provided by the embodiment of the present application, a guide rail is provided on the support column, the extending direction of the guide rail is parallel to the moving direction of the piston rod, a slidable slider is clamped on the guide rail, and the slide The block is fixedly connected to the pressing plate.

According to the technical solutions provided in the embodiments of the present application, a movable mounting plate is provided on the base plate corresponding to two positioning columns and positioning pins on the same side, a groove is set on the base plate corresponding to the mounting plate, and the mounting plate is movable The upper surface of the mounting plate is flush with the upper surface of the bottom plate.

According to the technical solutions provided in the embodiments of the present application, a pair of first threaded holes are formed on opposite side walls of the mounting plate, and a pair of through-hole grooves are correspondingly formed on a pair of side walls of the bottom plate corresponding to the first threaded holes, in sequence. The mounting plate is fixed on the base plate by bolts passing through the through-hole groove and the first threaded hole.

According to the technical solutions provided in the embodiments of the present application, a pair of clamping bars are provided in the groove corresponding to the moving direction of the mounting plate, and a surface of the mounting plate corresponding to the clamping bars is recessed inwardly with a clamping groove, and the clamping The strip is snap-connected with the card slot.

According to the technical solution provided by the embodiment of the present application, the surface of the mounting plate close to the groove and the two ends of the positioning pin on the other side away from the other side are respectively recessed with second threaded holes inward, and the mounting plate corresponds to the second threaded hole. The threaded hole is provided with a detachable connecting column, and the connecting column is threadedly connected with the second threaded hole.

According to the technical solutions provided by the embodiments of the present application, a side wall of the mounting plate away from the positioning pin on the other side is recessed inwardly with a receiving cavity, and the connecting column is detachably placed in the receiving cavity.

According to the technical solutions provided by the embodiments of the present application, the first set number is three.

Beneficial effects of the present invention: The present application provides a scroll compressor static disk detection device, comprising a bottom plate, a top plate, and a support column located between the bottom plate and the top plate and installed on the same side of the bottom plate and the top plate; the top plate A cylinder is provided, the top plate is provided with a first through hole corresponding to the cylinder, and the piston rod of the cylinder extends through the first through hole to the direction close to the bottom plate; the end of the piston rod is provided with Pressing plate; two pairs of positioning columns are arranged on the bottom plate, and a pair of positioning pins are arranged on the outer sides of the two pairs of positioning columns on the bottom plate; a first set number of first displacement sensors and a first displacement sensor are arranged on the bottom plate. A set number of second displacement sensors; the probes of the first displacement sensors are movably abutted on the end face of the vortex line of the stationary disk, and the probes of the second displacement sensors are movably abutted against the stationary disk The root of the vortex line; the detection device further includes a PLC controller, and the PLC controller is signally connected with the first displacement sensor and the second displacement sensor.

Place the static plate on the bottom plate, and set the corresponding position of the static plate on the positioning column, the probes of the first displacement sensor and the second displacement sensor are in contact with the corresponding positions, and the cylinder controls the piston to drive the pressure plate downward until The pressing plate presses the upper surface of the static plate, and each displacement sensor starts to measure and sends the measured data to the PLC controller. The PLC controller compares the calculated actual value with the preset standard value in the system. When the actual value exceeds the standard value When the setting range is exceeded, the system will give an alarm to show that the static disc detection size is unqualified. Through the detection device of the present application, the quick and simple measurement of the size of the static disc can be realized, the detection steps are simple, and the work efficiency is improved.

Description of drawings

1 is a schematic structural diagram of a first embodiment of the application;

Fig. 2 is the structural representation of the bottom plate in the first embodiment of the application;

3 is a schematic structural diagram of a second embodiment of the application;

Fig. 4 is the side view structure schematic diagram of the second implementation base plate of the present application;

100, bottom plate; 110, positioning column; 120, positioning pin; 130, first displacement sensor; 140, second displacement sensor; 160, groove; 161, clip; 170, pass Hole slot; 180, bolt; 200, top plate; 210, cylinder; 300, support column; 310, guide rail; 320, slider; 400, pressure plate; 500, mounting plate; 520, connecting column.

Detailed ways

In order to make those skilled in the art better understand the technical solutions of the present invention, the present application is described in detail below with reference to the accompanying drawings. The description in this part is only exemplary and explanatory, and should not have any limiting effect on the protection scope of the present application. .

1 is a schematic diagram of the first embodiment of the application, including a bottom plate 100, a top plate 200, and a support column 300 located between the bottom plate 100 and the top plate 200 and installed on the same side of the bottom plate 100 and the top plate 200. The bottom plate 100 of this embodiment is a cast iron plate.

The top plate 200 is provided with a cylinder 210 , the top plate 200 is provided with a first through hole corresponding to the cylinder 210 , and the piston rod of the cylinder 210 extends through the first through hole to a direction close to the bottom plate 100 ; The end of the piston rod is provided with a pressure plate 400 . The cylinder 210 drives the piston rod to move up and down and drives the pressure plate 400 connected to the piston rod to move up and down. In this embodiment, the end of the piston rod is fixed at the center of the surface of the pressing plate 400, which helps to smoothly drive the pressing plate 400 to move up and down.

Two pairs of positioning columns 110 are provided on the bottom plate 100 , and a pair of positioning pins 120 are provided on the bottom plate 100 corresponding to the outer sides of the two pairs of the positioning columns 110 . The static disk is placed on the bottom plate 100 and the corresponding mounting holes on the static disk are sleeved on the positioning column 110. The positioning pins 120 located on both sides of the positioning column 110 play the role of positioning and limiting the static disk, which is convenient for the static disk to follow. The setting mode is placed on the base plate 100 .

As shown in FIG. 2 , the base plate 100 is provided with a first set number of first displacement sensors 130 and a first set number of second displacement sensors 140 ; The probe of the second displacement sensor 140 is movably abutted against the root of the stationary disk scroll by abutting against the end surface of the stationary disk scroll. The detection device further includes a PLC controller, and the PLC controller is signally connected to the first displacement sensor 130 and the second displacement sensor 140 .

Preferably, the first set number is three.

In this embodiment, the first displacement sensor 130 and the second displacement sensor 140 are provided in a one-to-one correspondence, and the first displacement sensor 130 and the second displacement sensor 140 are both contact displacement sensors. The value of the end face of the vortex line measured by the first displacement sensor 130 and the value of the root of the vortex line measured by the second displacement sensor 140 are combined and calculated by the PLC controller to obtain the concave value of the stationary disk. The first displacement sensor 130 and the corresponding second displacement sensor 140 at different positions are arranged to obtain the concave values at different positions of the stationary plate, and the number of concave values to be measured is set according to the actual situation.

In a preferred embodiment, the support column 300 is provided with a guide rail 310, the extending direction of the guide rail 310 is parallel to the moving direction of the piston rod, and a slidable slider 320 is clamped on the guide rail 310, so The sliding block 320 is fixedly connected with the pressing plate 400 . The slider 320 is fixedly connected with the pressing plate 400, and the slider 320 moves up and down synchronously when the pressing plate 400 moves up and down. Since the slider 320 is always clamped in the guide rail 310, the setting of the slider 320 can make the pressing plate 400 move up and down during the movement process. It is more stable and has a certain buffering effect.

As shown in FIG. 3, this is the second embodiment of the application. In this embodiment, on the basis of the first embodiment, a pair of positioning columns 110 and one positioning pin 120 are set to be movable: the bottom plate A movable mounting plate 500 is provided on the 100 corresponding to the two positioning columns 110 and the positioning pins 120 on the same side. The bottom plate 100 is provided with a groove 160 corresponding to the mounting plate 500. In the groove 160 , the upper surface of the mounting plate 500 is flush with the upper surface of the base plate 100 . In this embodiment, the distance between the vehicle pair positioning columns 110 and the distance between the pair of positioning pins 120 can be adjusted by moving the position of the mounting plate 500 . In this embodiment, the upper surface of the mounting plate 500 is set to be flush with the upper surface of the other parts of the base plate 100 except the mounting plate 500 , so that the positioning columns 110 and the positioning pins 120 and the base plate arranged on the mounting plate 500 are set to be flush. Additional positioning posts 110 on 100 are at the same height as positioning pins 120 .

In this embodiment, opposite side walls of the mounting plate 500 are provided with a pair of first threaded holes, and a pair of through-hole grooves 170 corresponding to a pair of side walls of the bottom plate 100 corresponding to the first threaded holes are respectively provided, which pass through in sequence. The through-hole groove 170 and the bolts 180 of the first threaded holes fix the mounting plate 500 on the base plate 100 . The moved mounting plate 500 is fixed on the base plate 100 by the bolts 180 .

In a preferred embodiment, as shown in FIG. 4 , a pair of clamping bars 161 are provided in the groove 160 corresponding to the moving direction of the mounting plate 500 , and the surface of the mounting plate 500 corresponding to the clamping bars 161 faces inward. A card slot is recessed, and the clip bar 161 is snap-connected to the card slot. Setting the contact surface between the mounting plate 500 and the bottom plate 100 as the connection mode of the slot and the clip 161 can increase the stability of the mounting plate 500 when it moves on the bottom plate 100.

In a preferred embodiment, the surface of the mounting plate 500 close to the groove 160 and the two ends of the positioning pin 120 on the other side are recessed inwardly with second threaded holes, respectively. The mounting plate 500 corresponds to the first threaded hole. The second threaded hole is provided with a detachable connecting column 520, and the connecting column 520 is threadedly connected with the second threaded hole. After moving the mounting plate 500 to the outside of the bottom plate 100, the mounting plate 500 is fixedly connected to the bottom plate 100 through the bolts 180 passing through the first threaded holes, and then the connecting posts 520 are connected to the side of the mounting plate 500, and the mounting plate 500 can be added. The stability of the connection enables the part of the static disk placed on the mounting plate 500 to be placed more stably.

In the above preferred embodiment, a side wall of the mounting plate 500 away from the positioning pin 120 on the other side is recessed inwardly with a receiving cavity, and the connecting column 520 is detachably placed in the receiving cavity. When the connecting column 520 is not installed, it can be stored in the receiving cavity.

Specific examples are used herein to illustrate the principles and implementations of the present application, and the descriptions of the above examples are only used to help understand the methods and core ideas of the present application. The above are only the preferred embodiments of the present application. It should be pointed out that, due to the limited expression of words, there are objectively unlimited specific structures. For those of ordinary skill in the art, without departing from the principles of the present application However, several improvements, modifications or changes can also be made, and the above-mentioned technical features can also be combined in an appropriate manner; these improvements, modifications, or combinations, or the ideas and technical solutions of the application are directly applied to other occasions without improvement. shall be regarded as the protection scope of this application.

Claims (8)

1. A scroll compressor static disc detection device, characterized in that it comprises a bottom plate (100), a top plate (200) and a bottom plate (100) installed between the bottom plate (100) and the top plate (200) a support column (300) on the same side as the top plate (200); The top plate (200) is provided with a cylinder (210), the top plate (200) is provided with a first through hole corresponding to the cylinder (210), and a piston rod of the cylinder (210) passes through the first through hole The hole extends toward the direction close to the bottom plate (100); the end of the piston rod is provided with a pressing plate (400); The bottom plate (100) is provided with two pairs of positioning columns (110), and the bottom plate (100) is provided with a pair of positioning pins (120) corresponding to the outer sides of the two pairs of the positioning columns (110); The bottom plate (100) is provided with a first set number of first displacement sensors (130) and a first set number of second displacement sensors (140); the probes of the first displacement sensor (130) can be movably abutting on the end face of the stationary disk vortex, and the probe of the second displacement sensor (140) movably abutting against the root of the stationary disk vortex; The detection device further includes a PLC controller, and the PLC controller is signally connected with the first displacement sensor (130) and the second displacement sensor (140). 2 . The scroll compressor stationary disk detection device according to claim 1 , wherein a guide rail ( 310 ) is provided on the support column ( 300 ), and the extension direction of the guide rail ( 310 ) is the same as that of the piston rod. 3 . The moving directions are parallel, and a sliding block (320) is clamped on the guide rail (310), and the sliding block (320) is fixedly connected with the pressing plate (400). 3. The scroll compressor stationary disk detection device according to claim 1, characterized in that, two positioning columns (110) and positioning pins (120) on the bottom plate (100) corresponding to the same side are provided with movable An installation plate (500), the bottom plate (100) is provided with a groove (160) corresponding to the installation plate (500), the installation plate (500) is movably installed in the groove (160), the The upper surface of the mounting plate (500) is flush with the upper surface of the base plate (100). 4. The scroll compressor stationary disk detection device according to claim 3, characterized in that a pair of first threaded holes are provided on opposite side walls of the mounting plate (500), and the bottom plate (100) corresponds to the A pair of through-hole grooves (170) are correspondingly provided on a pair of side walls of the first threaded hole, and the mounting plate (500) is fixed by sequentially passing through the through-hole grooves (170) and the bolts (180) of the first threaded hole on the base plate (100). 5. The scroll compressor stationary disk detection device according to claim 4, wherein a pair of clamping strips (161) are provided in the groove (160) corresponding to the moving direction of the mounting plate (500), A surface of the mounting plate (500) corresponding to the clamping strip (161) is recessed inwardly with a clamping slot, and the clamping strip (161) is snap-connected to the clamping slot. 6 . The scroll compressor stationary disk detection device according to claim 5 , wherein the surface of the mounting plate ( 500 ) close to the groove ( 160 ) is away from the two sides of the positioning pin ( 120 ) on the other side. 7 . The ends are respectively recessed with a second threaded hole, and a detachable connecting column (520) is provided on the mounting plate (500) corresponding to the second threaded hole, and the connecting column (520) is connected to the second threaded hole. Hole threaded connection. 7 . The scroll compressor stationary disk detection device according to claim 6 , wherein a side wall of the mounting plate ( 500 ) away from the positioning pin ( 120 ) on the other side is recessed inwardly with a receiving cavity, and the The connecting column (520) is detachably placed in the receiving cavity. 8 . The scroll compressor stationary disk detection device according to claim 1 , wherein the first set number is three. 9 .

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