CN110631822A - Automatic parameter measuring device for electromagnetic relay - Google Patents
Automatic parameter measuring device for electromagnetic relay Download PDFInfo
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- CN110631822A CN110631822A CN201910986378.6A CN201910986378A CN110631822A CN 110631822 A CN110631822 A CN 110631822A CN 201910986378 A CN201910986378 A CN 201910986378A CN 110631822 A CN110631822 A CN 110631822A
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01D—MEASURING NOT SPECIALLY ADAPTED FOR A SPECIFIC VARIABLE; ARRANGEMENTS FOR MEASURING TWO OR MORE VARIABLES NOT COVERED IN A SINGLE OTHER SUBCLASS; TARIFF METERING APPARATUS; MEASURING OR TESTING NOT OTHERWISE PROVIDED FOR
- G01D21/00—Measuring or testing not otherwise provided for
- G01D21/02—Measuring two or more variables by means not covered by a single other subclass
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M13/00—Testing of machine parts
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- A Measuring Device Byusing Mechanical Method (AREA)
Abstract
The invention discloses an automatic measuring device for parameters of an electromagnetic relay, which consists of a bottom plate, a measuring component, a clamping component, a servo motor and a control box, wherein the measuring component and the clamping component are sequentially arranged on the bottom plate from left to right; the measuring component is a mechanical and distance measuring component which is arranged in parallel, when an ejector pin of the mechanical measuring instrument is just connected with a touch reed and the end face of a measuring head of the distance measuring instrument just contacts with a baffle, the control box sends an instruction that the measuring instrument is completely reset to zero, then a servo motor is started to drive the measuring rod to move, and further the ejector pin is driven to eject the movable reed, when the movable contact and the fixed contact just contact, the servo motor stops working, and the numerical value corresponding to the distance and the mechanical measuring instrument at the moment is the ejecting distance and the counter force of the movable reed. The measuring device provided by the invention has the advantages of simple integral structure, accurate and convenient measurement, simple operation and high efficiency, and can realize automatic detection.
Description
Technical Field
The invention relates to a detection device, in particular to an automatic parameter measuring device for an electromagnetic relay, and belongs to the technical field of electrical equipment.
Background
In the design and development process of the relay, reasonable setting of various technical parameters is very important and critical, wherein the counter force parameters of the movable spring piece, namely the rebound distance and the rebound force, directly determine the setting, material selection, shell size and the like of the movable spring piece and the fixed spring piece of the relay according to the counter force parameters.
The traditional counter force parameter testing method is to utilize a mechanical measuring instrument to test the amount of the counter force of a movable spring when a movable contact and a fixed contact are opened and closed, one person is responsible for opening and closing control of the movable contact and the fixed contact when a relay is powered on and powered off, one person holds the mechanical measuring instrument to test the separation of the movable contact and the fixed contact, the counter force of the movable spring is large, the human factor of the operation is very large, the controllability is not high, the counter force distance is estimated through visual measurement, accurate numerical values cannot be obtained, and therefore the traditional measuring method is low in measuring accuracy, large in difficulty, long in consumed time and inconvenient to operate.
Disclosure of Invention
Aiming at the defects in the prior art, the invention provides an automatic measuring device for parameters of an electromagnetic relay, which consists of a bottom plate, a measuring assembly and a clamping assembly.
In order to achieve the purpose, the invention provides the following technical scheme: the utility model provides an electromagnetic relay parameter automatic measuring device which characterized in that: the device comprises a bottom plate, a measuring assembly, a clamping assembly, a servo motor and a control box, wherein the measuring assembly and the clamping assembly are sequentially and transversely arranged on the bottom plate at intervals from left to right; an upper clamping block and a lower clamping block are arranged on the clamp, and a relay to be measured is clamped between the two clamping blocks; the mechanical and distance measuring assembly is arranged in parallel, wherein the mechanical measuring assembly is fastened on the bottom plate through an installation block, a sliding rail is fixed on the installation block, a mechanical measuring assembly box is installed on the sliding rail and moves left and right along the transverse direction of the sliding rail, a mechanical measuring instrument is placed in the mechanical measuring assembly box and slides left, when a measuring thimble abuts against a movable contact spring of the tested relay, the counter force of the tested movable contact spring is automatically displayed on a panel of the mechanical measuring instrument; the distance measuring device is fastened on the bottom plate through a fixing seat of the distance measuring component, a servo motor is arranged near the distance measuring device, and the servo motor achieves fine adjustment of the distance measuring device through a rotating mechanism; the upper and lower, left and right positions of the clamping block are adjusted to enable the top point of the mechanical measuring instrument to be just contacted with the movable reed, the end face of the measuring head of the distance measuring instrument is just contacted with the baffle, at the moment, the control box sends an instruction for enabling the distance measuring instrument and the mechanical measuring instrument to return to zero, then, the control box sends an instruction for enabling the servo motor to act, the servo motor drives the rotating mechanism to rotate, the measuring rod of the distance measuring instrument moves, the dynamic measuring instrument is further driven to move, the movable reed is jacked, when the movable contact and the fixed contact are just contacted, the servo motor stops working, the control box stores the measuring data of the corresponding distance measuring instrument and the corresponding mechanical measuring instrument at the moment, and the numerical values.
The invention relates to an automatic parameter measuring device of an electromagnetic relay, wherein a mechanical measuring component box is a rectangular box, wherein a side plate on the left side extends forwards to form a baffle plate which is matched with the end face of a measuring head of a distance measuring instrument; the mechanical measuring assembly box is characterized in that a sliding groove is formed in the bottom of the mechanical measuring assembly box, the sliding groove is matched with the sliding rail fixed on the bottom plate, two positioning holes are formed in the other side plate opposite to the baffle plate, the mechanical measuring instrument is fixed in the mechanical measuring assembly box through two positioning bolts, and the mechanical measuring instrument is kept not to move back and forth or left and right in the mechanical measuring assembly box; the mechanical measuring instrument is provided with an automatic digital display device for measured data, and is convenient to use.
The invention relates to an automatic parameter measuring device of an electromagnetic relay, wherein a fixed seat of a distance measuring assembly is an L-shaped right-angle fixed seat, a horizontal section is a rectangular plate and is fastened with a bottom plate together through a bolt, the top of a vertical section is of a semicircular structure, a circular mounting hole is formed in the middle of the vertical section, and a distance measuring instrument is fixedly mounted through a fastening device; the distance measuring instrument is provided with a linear measuring rod and an automatic digital display device for measured data, and is convenient to use.
The invention relates to an automatic parameter measuring device of an electromagnetic relay, wherein a clamping assembly consists of a slide rail, a slide block, a mounting seat and a clamp, wherein the slide block is a rectangular strip with a sliding groove in the middle and is matched with the slide rail; two strip-shaped adjusting holes are formed in the positioning plate, the positioning plate and the sliding block can be fastened in the strip-shaped adjusting holes through bolts, the mounting seat and the sliding block can be fixed, and meanwhile displacement adjustment of the mounting seat on the sliding block in the front-back direction can be achieved; two positioning holes are formed in the mounting wall of the mounting seat, the upper position and the lower position of the clamp on the fixing plate are positioned through bolts of the positioning holes, a sliding groove is formed in one surface, matched with the fixing plate, of the mounting wall, and the clamp can slide up and down on the mounting wall
The invention relates to an automatic parameter measuring device of an electromagnetic relay, wherein a clamp comprises a fixed plate, a guide pillar mounting block, a guide pillar, a clamping block, an adjusting bolt, a reset spring, a locking pin and a pressing block, wherein the fixed plate is a rectangular plate with an H-shaped structure, two sliding strips are clamped in a sliding groove at the front and the back of one surface corresponding to the sliding groove of a mounting wall to realize the up-and-down movement of the clamp, a pair of rectangular positioning grooves are symmetrically arranged at the upper end and the lower end of the fixed plate and used for positioning the guide pillar mounting block, the guide pillar mounting block is fixed at the upper end and the lower end of the fixed plate through the bolt, a rectangular strip-shaped locking; a left circular guide pillar and a right circular guide pillar are fixed between an upper guide pillar mounting block and a lower guide pillar mounting block, a clamping block is inserted on the two guide pillars and can slide up and down, a pressing block is fixed on a mounting surface of the clamping block through a bolt, the pressing block is a rectangular block, a screw hole is formed in the center of the pressing block and matched with the adjusting bolt, a secondary step hole is formed in the clamping block, the hole diameter is gradually reduced from top to bottom, the first step hole is a counter bore with a large diameter and used for mounting a locking pin with a reset spring, the second step hole is a through hole with a small diameter, a pin can penetrate through the through hole and is matched and locked with sawteeth of a locking belt of the fixing plate to achieve positioning, and a groove is formed.
The invention relates to an automatic parameter measuring device of an electromagnetic relay, wherein the diameter of a screw hole on a pressing block is smaller than that of a first stepped hole of a clamping block, and when an adjusting bolt is screwed down, the bolt penetrates through the screw hole and enters the first stepped hole to press a locking pin; the diameter of the pin cap of the locking pin is smaller than that of the first stepped hole but larger than that of the screw hole and the inner diameter of the reset spring, the reset spring is sleeved on the pin, and when the adjusting bolt is unscrewed, the locking pin is reset by the elasticity of the reset spring and cannot eject out of the first stepped hole; the diameter of the second stepped hole is smaller than that of the first stepped hole and smaller than that of the return spring, so that the return spring is prevented from entering the second stepped hole; the diameter of the second stepped hole is slightly larger than that of the locking pin, so that the locking pin can freely move up and down in the second-stage stepped hole.
The invention relates to an automatic parameter measuring device of an electromagnetic relay, wherein the pin end surface of a locking pin is of a slope-shaped structure, the slope-shaped structure is consistent with the sawtooth structure of a locking belt, an adjusting bolt is screwed, the adjusting bolt pushes the locking pin, the locking pin moves, when the bottom end of the locking pin is in contact fit with the sawtooth structure of the locking belt, a clamping block is locked and positioned with a fixing plate, when the adjusting bolt is unscrewed, a reset spring resets and rebounds to drive the locking pin to move and separate from the fixing plate, and the clamping block can move up and down on a guide pillar to realize fine adjustment in the vertical direction.
According to the automatic parameter measuring device for the electromagnetic relay, the fastening surface of the clamping block, which is in contact with the relay, is provided with the protrusions or the sawteeth, so that a product can be clamped conveniently and stably, and the problems of slipping and the like possibly caused by a smooth surface are avoided.
The invention discloses an automatic parameter measuring device of an electromagnetic relay, which consists of a bottom plate, a measuring component, a clamping component, a servo motor and a control box, wherein the clamping component realizes the stable clamping of the measured relay; because the automatic control of the servo motor and the control box degree distance measuring instrument is adopted, the device is more convenient to operate.
The utility model provides an electromagnetic relay parameter automatic measuring device, wherein the motor adopts servo motor, can realize right as required the accurate rotation regulation of measuring stick, control is more accurate.
According to the relay parameter measuring device, the clamping assembly is provided with the sliding rail, the mounting base is fixed on the sliding block, and the requirement for measuring sizes of different types of products is met by the fact that the sliding block moves back and forth on the sliding rail; the positioning plate is provided with an adjusting hole, so that the distance of the mounting seat on the sliding block in the front-back direction can be adjusted, and the size adjustment of the mounting seat in the front-back direction is further improved, namely secondary fine adjustment; in the up-down direction, the sliding groove of the mounting seat is matched with the sliding strip on the fixed plate, so that the large displacement adjustment in the up-down direction is realized; through the clamping block moves up and down on the guide rail, the clamping block is further finely adjusted up and down in the position range of the fixed seat, and the adjustment requirement of product measurement can be better met.
The invention is further described below with reference to the accompanying drawings.
Drawings
Figure 1 the working principle of the measuring device according to the embodiment of figure 1 is shown in figure 1 (return to zero state).
Fig. 2 shows the working principle of the measuring device in the embodiment of fig. 2 (the dynamic and static contact points are combined).
Fig. 3 is an exploded view of the embodiment of the clamp.
Fig. 4 is a schematic view of the locking and positioning structure of the clamping block and the fixing plate in the embodiment.
In the figure: 1, 2 mechanical measuring components, 21 mounting blocks, 22 sliding rails, 23 mechanical measuring component boxes, 24 baffles, 25 positioning holes, 26 mechanical measuring instruments, 261 thimbles, 262 automatic digital display devices, 3 distance measuring components, 31 distance measuring instruments, 311 measuring rods, 312 automatic digital display devices, 32 fixed seats, 321 mounting holes, 4 sliding rails, 5 sliding blocks, 6 mounting seats, 61 positioning plates, 611 adjusting holes, 62 mounting walls, 621 sliding chutes, 7 clamps, 71 fixed plates, 711 sliding strips, 712 locking belts, 7121 sawteeth, 72 guide pillar mounting blocks, 73 guide pillars, 74 clamping blocks, 741 grooves, 742 secondary stepped holes, 743 fastening surfaces, 75 adjusting bolts, 76 reset springs, 77 locking pins, 78 pressing blocks, 8 relays, 81 movable springs, 82 movable contacts, 83 stationary contacts, 9 control boxes and 10 servo motors.
The embodiment provides an automatic measuring device for parameters of an electromagnetic relay, which comprises a base plate 1, a measuring assembly and a clamping assembly, and is simple in overall structure, accurate and convenient in measurement, simple in operation, high in efficiency and capable of well meeting the requirement of actual detection.
As shown in fig. 1 and 2, the automatic measuring device for parameters of an electromagnetic relay in the present embodiment is composed of a base plate 1, a measuring assembly, a clamping assembly, a servo motor 10 and a control box 9, wherein the measuring assembly and the clamping assembly are sequentially and transversely arranged on the base plate 1 at intervals from left to right, a sliding rail 4 of the clamping assembly is fastened at the left end of the base plate 1, a sliding groove 5 is arranged on the sliding rail 4, a mounting seat 6 is fixed on the sliding groove 5, a clamp 7 is inserted on the mounting seat 6, and the clamp 7 can move up and down on the mounting seat 6; 7, an upper 74 clamping block and a lower 74 clamping block are arranged on the clamp, and the relay to be measured 8 is clamped between the two 74 clamping blocks; the measuring assembly comprises a 2 mechanical measuring assembly and a 3 distance measuring assembly, wherein the 2 mechanical measuring assembly is fastened on a base plate 1 through a 21 mounting block, a 22 slide rail is fixed on the 21 mounting block, a 23 mechanical measuring assembly box is mounted on the 22 slide rail and moves left and right along the 22 slide rail in the transverse direction, a 26 mechanical measuring instrument is placed in the 23 mechanical measuring assembly box, the 26 mechanical measuring instrument slides leftwards, when a measuring thimble 261 props against an 81 movable contact spring of a tested 8 relay, the counter force of the tested 81 movable contact spring is automatically displayed on a panel of the 26 mechanical measuring instrument; the 3 distance measuring assemblies are transversely arranged in parallel with the 2 mechanical measuring assemblies, wherein the 31 distance measuring instrument is fastened on the 1 bottom plate through 32 fixing seats of the 3 distance measuring assemblies; a 10 servo motor is arranged near the 31 distance measuring instrument, and the 10 servo motor realizes the fine adjustment of the 31 distance measuring instrument through a rotating mechanism; adjusting 74 the vertical and horizontal positions of the clamping block to enable the needle top point of the 26 mechanical measuring instrument 261 to be just contacted with the 81 movable spring, enabling the end face of the measuring head of the 31 distance measuring instrument to be just contacted with the 24 baffle, enabling the 9 control box to send an instruction for enabling the 31 distance measuring instrument and the 26 mechanical measuring instrument to be reset to zero, enabling the 9 control box to send an instruction for enabling the 10 servo motor to act, enabling the 10 servo motor to drive the rotating mechanism to rotate the 311 measuring rod of the 31 distance measuring instrument to move, further driving the 26 mechanical measuring instrument to move, and enabling the 81 movable spring to be pushed, enabling the 10 servo motor to stop working when the 82 movable contact is just contacted with the 83 static contact, enabling the 9 control box to store the corresponding measured data of the 31 distance measuring instrument and the 26 mechanical measuring instrument at the moment, wherein the numerical values are.
In the automatic measuring device for parameters of an electromagnetic relay according to this embodiment, the 23 mechanical measuring component box is a rectangular box, wherein the left side plate is extended forward to form a 24-way plate, which is matched with the end face of the measuring head of the 31 distance measuring instrument; a sliding groove is arranged at the bottom of the 23 mechanical measurement component box and is matched with the 22 sliding rails fixed on the bottom plate 1, two 25 positioning holes are arranged on the other side plate opposite to the 24 baffle, the 26 mechanical measurement instrument is fixed in the 23 mechanical measurement component box through two positioning bolts, and the 26 mechanical measurement instrument is kept not to move back and forth or left and right in the 23 mechanical measurement component box; the 26 mechanical measuring instrument is provided with an automatic digital display device for measuring data 262, and is convenient to use.
In the automatic measuring device for the parameters of the electromagnetic relay, 32 fixed seats of the 3 distance measuring assemblies are L-shaped right-angle fixed seats, the horizontal section is a rectangular plate and is fastened with the base plate 1 through bolts, the top of the vertical section is of a semicircular structure, a circular 321 mounting hole is formed in the middle of the vertical section, and the 31 distance measuring instrument is fixedly mounted through a fastening device; the 31-distance measuring instrument is provided with a linear 311 measuring rod and an automatic digital display device for measuring data 312, and is convenient to use.
In the automatic measuring device for the parameters of the electromagnetic relay, the clamping assembly is composed of 4 sliding rails, 5 sliding blocks, 6 mounting seats and 7 clamps, wherein the 5 sliding blocks are rectangular long strips with sliding grooves in the middle and are matched with the 4 sliding rails; two elongated 611 adjusting holes are formed in the 61 positioning plate, the 61 positioning plate and the 5 sliding blocks can be fastened by bolts in the elongated 611 adjusting holes, so that the 6 mounting seat and the 5 sliding blocks can be fixed, and meanwhile, the 6 mounting seat can be adjusted in the front-back direction on the 5 sliding blocks; two positioning holes are formed in the 62 mounting wall of the 6 mounting seat, the upper position and the lower position of the 7 clamp on the 71 fixing plate are positioned through bolts of the positioning holes, 621 sliding grooves are formed in the surfaces, matched with the 71 fixing plate, of the 62 mounting wall, the 7 clamp can slide up and down on the 62 mounting wall
As shown in fig. 3 and 4, the automatic parameter measuring device for an electromagnetic relay according to this embodiment includes a fixing plate 71, a guide pillar 72 mounting block 72, a guide pillar 73, a clamping block 74, an adjusting bolt 75, a return spring 76, a locking pin 77, and a pressing block 78, wherein the fixing plate 71 is a rectangular plate with an H-shaped structure, two 711 sliding bars are clamped in the 621 sliding groove of the mounting wall 62 at the front and back of one surface corresponding to the 621 sliding groove to achieve up-and-down movement of the fixing plate 7, a pair of rectangular positioning grooves are symmetrically formed at the upper and lower ends of the fixing plate 71 for positioning and mounting the guide pillar 72 mounting block, the guide pillar 72 mounting block is fixed at the upper and lower ends of the fixing plate 71 by bolts, a rectangular long strip 712 locking strip is formed between the two positioning grooves, and 7121 serrations; a round 73 guide post is fixed between an upper 72 guide post mounting block and a lower 72 guide post mounting block respectively on the left and right, a 74 clamping block is inserted on two 73 guide posts and can slide up and down, a 78 pressing block is fixed on a mounting surface of the 74 clamping block through a bolt, the 78 pressing block is a rectangular block, the center of the 78 pressing block is provided with a screw hole and is matched with the 75 adjusting bolt, a 742 secondary stepped hole is arranged in the 74 clamping block, the hole diameter is gradually reduced from top to bottom, the first stepped hole is a counter bore with a larger diameter and is used for mounting a 77 locking pin with a 76 return spring, the second stepped hole is a through hole with a smaller diameter, and a pin can penetrate through the through hole and is matched and locked with a sawtooth of; the bottom of the 74 clamping block is provided with a groove 741 which is matched with the 712 locking belt of the 71 fixing plate.
In the automatic parameter measuring device for the electromagnetic relay, in this embodiment, the diameter of the screw hole on the 78 pressing block is smaller than the diameter of the first stepped hole of the 74 clamping block, and when the adjusting bolt is tightened 75, the bolt passes through the screw hole and enters the first stepped hole to press 77 the locking pin; the diameter of the pin cap of the 77 locking pin is smaller than that of the first stepped hole but larger than the diameter of the screw hole and the inner diameter of the 76 return spring, the 76 return spring is sleeved on the pin, and when the 75 adjusting bolt is unscrewed, the 77 locking pin is reset by the elasticity of the 76 return spring and cannot be ejected out of the first stepped hole; the diameter of the second stepped hole is smaller than that of the first stepped hole and smaller than that of the 76 return spring, so that the 76 return spring cannot enter the second stepped hole; the diameter of the second stepped hole is slightly larger than the diameter of the pin of the 77 locking pin, so that the 77 locking pin can freely move up and down in the secondary stepped hole.
In the automatic parameter measuring device for the electromagnetic relay, according to the embodiment of the invention, the pin end face of the 77 locking pin is of a slope-shaped structure, the slope-shaped structure is consistent with the 7121 sawtooth structure of the 712 locking belt, the 75 adjusting bolt is screwed, the 77 locking pin is pressed by the adjusting bolt, the 77 locking pin moves, when the bottom end of the 77 locking pin is in contact fit with the 7121 sawtooth structure of the 712 locking belt, the 74 clamping block is locked and positioned with the 71 fixing plate, when the 75 adjusting bolt is unscrewed, the 76 resetting spring returns to reset and springs back to drive the 77 locking pin to move and separate from the 71 fixing plate, and the 74 clamping block can move up and down on the 73 guide post, so that fine adjustment in the up-and-down direction is realized.
In the automatic parameter measuring device for the electromagnetic relay, provided by the embodiment of the invention, the 743 fastening surface of the 74 clamping block, which is in contact with the 8 relay, is provided with the protrusions or the sawteeth, so that a product can be clamped conveniently and stably, and the problems of possible slipping and the like of a smooth surface are avoided.
The present embodiments are to be considered as illustrative and not restrictive, and all changes and modifications that come within the spirit of the invention are desired to be protected by the following claims.
Claims (8)
1. The utility model provides an electromagnetic relay parameter automatic measuring device which characterized in that: the device comprises a bottom plate, a measuring assembly, a clamping assembly, a servo motor and a control box, wherein the measuring assembly and the clamping assembly are sequentially and transversely arranged on the bottom plate at intervals from left to right; an upper clamping block and a lower clamping block are arranged on the clamp, and a relay to be measured is clamped between the two clamping blocks; the mechanical and distance measuring assembly is arranged in parallel, wherein the mechanical measuring assembly is fastened on the bottom plate through an installation block, a sliding rail is fixed on the installation block, a mechanical measuring assembly box is installed on the sliding rail and moves left and right along the transverse direction of the sliding rail, a mechanical measuring instrument is placed in the mechanical measuring assembly box and slides left, when a measuring thimble abuts against a movable contact spring of the tested relay, the counter force of the tested movable contact spring is automatically displayed on a panel of the mechanical measuring instrument; the distance measuring device is fastened on the bottom plate through a fixing seat of the distance measuring component, a servo motor is arranged near the distance measuring device, and the servo motor achieves fine adjustment of the distance measuring device through a rotating mechanism; the upper and lower, left and right positions of the clamping block are adjusted to enable the top point of the mechanical measuring instrument to be just contacted with the movable reed, the end face of the measuring head of the distance measuring instrument is just contacted with the baffle, at the moment, the control box sends an instruction for enabling the distance measuring instrument and the mechanical measuring instrument to return to zero, then, the control box sends an instruction for enabling the servo motor to act, the servo motor drives the rotating mechanism to rotate, the measuring rod of the distance measuring instrument moves, the dynamic measuring instrument is further driven to move, the movable reed is jacked, when the movable contact and the fixed contact are just contacted, the servo motor stops working, the control box stores the measuring data of the corresponding distance measuring instrument and the corresponding mechanical measuring instrument at the moment, and the numerical values.
2. The automatic parameter measuring device for the electromagnetic relay according to claim 1, characterized in that: the mechanical measurement component box is a rectangular box, wherein the left side plate is extended forwards to form a baffle plate which is matched with the end face of the measuring head of the distance measuring instrument; the mechanical measuring assembly box is characterized in that a sliding groove is formed in the bottom of the mechanical measuring assembly box, the sliding groove is matched with the sliding rail fixed on the bottom plate, two positioning holes are formed in the other side plate opposite to the baffle plate, the mechanical measuring instrument is fixed in the mechanical measuring assembly box through two positioning bolts, and the mechanical measuring instrument is kept not to move back and forth or left and right in the mechanical measuring assembly box; the mechanical measuring instrument is provided with an automatic digital display device for measured data, and is convenient to use.
3. The automatic parameter measuring device for the electromagnetic relay according to claim 1, characterized in that: the fixing seat of the distance measuring assembly is an L-shaped right-angle fixing seat, the horizontal section is a rectangular plate and is fastened with the bottom plate through bolts, the top of the vertical section is of a semicircular structure, a circular mounting hole is formed in the middle of the vertical section, the distance measuring instrument is fixedly mounted through a fastening device, and by adopting the right-angle fixing seat, the levelness and the verticality can be guaranteed, the measurement is accurate, and the error is small; the distance measuring instrument is provided with a linear measuring rod and an automatic digital display device for measured data, and is convenient to use.
4. The automatic parameter measuring device for the electromagnetic relay according to claim 1, characterized in that: the clamping assembly consists of a sliding rail, a sliding block, a mounting seat and a clamp, wherein the sliding block is a rectangular strip with a sliding groove in the middle and is matched with the sliding rail; two strip-shaped adjusting holes are formed in the positioning plate, the positioning plate and the sliding block can be fastened in the strip-shaped adjusting holes through bolts, the mounting seat and the sliding block can be fixed, and meanwhile displacement adjustment of the mounting seat on the sliding block in the front-back direction can be achieved; the fixture is characterized in that two positioning holes are formed in the mounting wall of the mounting seat, the upper position and the lower position of the fixture on the fixing plate are positioned through bolts of the positioning holes, a sliding groove is formed in one surface, matched with the fixing plate, of the mounting wall, and the fixture can slide up and down on the mounting wall.
5. The automatic parameter measuring device for the electromagnetic relay according to claim 1, characterized in that: the fixture comprises a fixing plate, a guide pillar mounting block, a guide pillar, a clamping block, an adjusting bolt, a reset spring, a locking pin and a pressing block, wherein the fixing plate is a rectangular plate with an H-shaped structure, two sliding strips are clamped in the sliding grooves in front and at back of one surface corresponding to the sliding grooves of the mounting wall to realize the up-and-down movement of the fixture, a pair of rectangular positioning grooves are symmetrically formed in the upper end and the lower end of the fixing plate and used for positioning and mounting the guide pillar mounting block, the guide pillar mounting block is fixed to the upper end and the lower end of the fixing plate through the bolt, a rectangular strip-shaped locking belt is; a left circular guide pillar and a right circular guide pillar are fixed between an upper guide pillar mounting block and a lower guide pillar mounting block, a clamping block is inserted on the two guide pillars and can slide up and down, a pressing block is fixed on a mounting surface of the clamping block through a bolt, the pressing block is a rectangular block, a screw hole is formed in the center of the pressing block and matched with the adjusting bolt, a secondary step hole is formed in the clamping block, the hole diameter is gradually reduced from top to bottom, the first step hole is a counter bore with a large diameter and used for mounting a locking pin with a reset spring, the second step hole is a through hole with a small diameter, a pin can penetrate through the through hole and is matched and locked with sawteeth of a locking belt of the fixing plate to achieve positioning, and a groove is formed.
6. The automatic parameter measuring device for the electromagnetic relay according to claim 1, characterized in that: the diameter of the screw hole on the pressing block is smaller than that of the first stepped hole of the clamping block, and when the adjusting bolt is screwed down, the bolt penetrates through the screw hole and enters the first stepped hole to press the locking pin; the diameter of the pin cap of the locking pin is smaller than that of the first stepped hole but larger than that of the screw hole and the inner diameter of the reset spring, the reset spring is sleeved on the pin, and when the adjusting bolt is unscrewed, the locking pin is reset by the elasticity of the reset spring and cannot eject out of the first stepped hole; the diameter of the second stepped hole is smaller than that of the first stepped hole and smaller than that of the return spring, so that the return spring is prevented from entering the second stepped hole; the diameter of the second stepped hole is slightly larger than that of the locking pin, so that the locking pin can freely move up and down in the second-stage stepped hole.
7. The automatic parameter measuring device for the electromagnetic relay according to claim 1, characterized in that: the pin terminal surface of fitting pin is a slope type structure, this slope type structure with the sawtooth structure of locking band is unanimous, screws adjusting bolt, and adjusting bolt roof pressure fitting pin, fitting pin remove, and when fitting pin bottom and the sawtooth contact of locking band, press from both sides tight piece with the dead location of fixed plate lock, when unscrewing adjusting bolt, reset spring resets and kick-backs, drives the fitting pin removes, with the fixed plate separates, press from both sides tight piece and can do on the guide pillar and reciprocate, realize the fine setting of direction from top to bottom.
8. The automatic parameter measuring device for the electromagnetic relay according to claim 1, characterized in that: the fastening surface of the clamping block, which is contacted with the relay, is provided with bulges or sawteeth, so that the product can be conveniently and stably clamped, and the problems of slipping and the like possibly caused by the smooth surface are avoided.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910986378.6A CN110631822A (en) | 2019-10-17 | 2019-10-17 | Automatic parameter measuring device for electromagnetic relay |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910986378.6A CN110631822A (en) | 2019-10-17 | 2019-10-17 | Automatic parameter measuring device for electromagnetic relay |
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| Publication Number | Publication Date |
|---|---|
| CN110631822A true CN110631822A (en) | 2019-12-31 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910986378.6A Pending CN110631822A (en) | 2019-10-17 | 2019-10-17 | Automatic parameter measuring device for electromagnetic relay |
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| CN (1) | CN110631822A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113740043A (en) * | 2021-08-11 | 2021-12-03 | 戴东波 | Automatic parameter measuring device for electromagnetic relay |
-
2019
- 2019-10-17 CN CN201910986378.6A patent/CN110631822A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113740043A (en) * | 2021-08-11 | 2021-12-03 | 戴东波 | Automatic parameter measuring device for electromagnetic relay |
| CN113740043B (en) * | 2021-08-11 | 2023-11-03 | 国网浙江省电力有限公司杭州市临安区供电公司 | Electromagnetic relay parameter automatic measuring device |
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