CN217689169U

CN217689169U - Micro-resistance meter with multipoint detection function

Info

Publication number: CN217689169U
Application number: CN202221359282.0U
Authority: CN
Inventors: 谢炜春; 李建; 喻常庆
Original assignee: Chongqing Hsr Measurement And Inspection Co ltd
Current assignee: Chongqing Hsr Measurement And Inspection Co ltd
Priority date: 2022-06-01
Filing date: 2022-06-01
Publication date: 2022-10-28
Anticipated expiration: 2032-06-01

Abstract

The utility model discloses a little resistance meter with multiple spot detects function belongs to resistance measurement technical field, including a supporting bench, fixedly connected with bracing piece respectively is in the upper end both sides of a supporting bench. The beneficial effects of the utility model are that respond to the temperature height of product body through the temperature-sensing ware, drive the probe through first hydraulic stem, make probe and product body measurement point contact, carry out resistance measurement, when the temperature does not reach the setting value, the temperature-sensing ware is with signal transmission for the controller, controller control cooling fan or air heater start, make the product body cool down or heat up, it is more accurate to make the detection, can not influence because of the temperature, it rotates to insist on the long-pending mud case of product body of board centre gripping through the motor drive, lead screw slip table drives the probe and removes, thereby can carry out the multiple spot measurement to the product body, in order to avoid leading to the measuring result to pass through because the measuring point is different, to getting the average number with a product body different resistance value, see whether product body resistance value is qualified.

Description

Micro-resistance meter with multipoint detection function

Technical Field

The utility model relates to a resistance measurement field specifically says a little resistance meter with multiple spot detects function.

Background

The micro resistance meter is mainly used for measuring the resistance value of the resistor, the micro resistance meter has a comparator function necessary for element test classification, the micro resistance meter can be manually tested or tested by system application, the micro resistance meter with the multipoint detection function can simultaneously measure multipoint resistors through one micro resistance meter, and in the field of electronic products, in order to ensure the yield of products leaving factories, the resistance value of the products needs to be measured after the production of the products is completed.

Chinese patent application No. 201520950421.0 discloses a micro-resistance measuring device, which includes: the device comprises a sliding platform, a control device and a micro-resistance tester which is arranged on the sliding platform and can move along three directions of XYZ axes, wherein one group or a plurality of groups of probes are arranged on the micro-resistance tester. The utility model relates to a little resistance measurement equipment and measuring method can effectively accurately carry out the measurement of resistance value to the product fast, distinguishes qualified and unqualified product, reduces workman's operation complexity, improves its detection efficiency.

The above comparison document has the following problems:

(1) When the electronic product is measured, the electronic product is inconvenient to move, and only the electronic product needing to be detected can be taken to a measuring position from a far place for measurement, so that the efficiency is low.

(2) The temperature of the electronic product cannot be adjusted, the electronic product cannot be fixed in the detection process, the detection is unstable, and meanwhile, a worker is required to manually move the measuring point upwards before the detection.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a little resistance meter with multiple spot detects function to propose in solving above-mentioned background art and be not convenient for remove when measuring, can only take the electronic product that needs detected to measure from the distant place, the inefficiency and can't adjust the electronic product temperature, in the testing process, can't fix the electronic product, detect unstably, need the staff manual one side problem up with the measuring point before detecting simultaneously.

The technical scheme of the utility model is that: including a supporting bench, the upper end both sides difference fixedly connected with bracing piece of supporting bench, two be provided with the lead screw slip table between the upper end of bracing piece, the first hydraulic stem of slider lower extreme fixedly connected with of lead screw slip table, the first connecting plate of flexible fixed connection of first hydraulic stem, the lower extreme of first connecting plate is provided with the second connecting plate, the second connecting plate with fixed connection can be dismantled through bolt and nut to first connecting plate, the lower extreme fixed mounting of second connecting plate has little resistance meter body, the probe is installed to the lower extreme of little resistance meter body, the output both sides difference fixedly connected with fixed plate of first hydraulic stem, one side the upper end of fixed plate is provided with the air-cooler, the air-out end intercommunication of air-cooler has first pipeline, first pipeline passes one side the fixed plate intercommunication has first air-out head, the opposite side the upper end of fixed plate is provided with the air heater, the air-out end intercommunication of air heater has the second pipeline, the other end of second pipeline passes the opposite side the fixed plate intercommunication has the second air-out head.

Further, two one side lower extreme fixedly connected with motor, two that the bracing piece was kept away from mutually the output of motor passes two bracing piece fixedly connected with fixed block, two respectively the other end of fixed block fixedly connected with electric putter respectively, two electric putter's flexible end fixedly connected with grip block respectively drives the grip block through electric putter to grasp the product body, drive the product body rotation of grip block centre gripping through the motor, thereby can carry out the multiple spot measurement to the product body.

Furthermore, silica gel plates are respectively installed on the other sides of the two clamping plates, a product body is clamped between the two silica gel plates, and the product body is prevented from being damaged by friction in the clamping process through the installation of the silica gel plates.

Further, set up flutedly in the middle of the upper end of brace table, recess internally mounted has temperature-sensing ware, the controller is installed to upper end one side of brace table, install control panel in the middle of the front end one side of brace table, the display screen is installed to one side of control panel, and through the temperature level of temperature-sensing ware response product body, temperature-sensing ware gives the controller with the signal transmission.

Further, the lower extreme both sides of brace table fixedly connected with second hydraulic stem respectively, two the universal wheel is installed respectively to the other end of second hydraulic stem, two one side lower extreme that second hydraulic stem output was kept away from each other articulates respectively has the support column, two the lower extreme of support column fixedly connected with vacuum chuck respectively through the downward pulling support column, makes vacuum chuck and ground adsorb to fix equipment, go up and down through the second hydraulic stem, be convenient for satisfy the personnel of different heights and use.

Furthermore, two one side that the support column was kept away from is fixed mounting two first magnetic path respectively, two one side that the output end of second hydraulic stem kept away from is installed two second magnetic paths respectively, four first magnetic path respectively with four the second magnetic path adsorbs each other, through upwards rotating the support column, makes first magnetic path and second magnetic path adsorb each other, and the fixed support column of being convenient for rethread universal wheel mobile device.

The utility model discloses an improve and provide a little resistance meter with multiple spot detects function here, compare with prior art, have following improvement and advantage:

one is as follows: the utility model discloses a temperature of temperature-sensing ware response product body is high or low, drive the probe through first hydraulic stem, make probe and product body measurement point contact, carry out resistance measurement, when the temperature does not reach the setting value, temperature-sensing ware gives the controller with signal transmission, controller control air cooler or air heater start, make the product body cool down or heat up, it is more accurate to make the detection, can not influence because of the temperature, it rotates to adhere to the long-pending mud case of product body of board centre gripping to drive through the motor, lead screw slip table drives the probe and removes, thereby can carry out the multiple spot measurement to the product body, in order to avoid leading to measuring result to pass through because the measuring point is different, to getting average number with the different resistance value of a product body, see whether product body resistance value is qualified.

The second step is as follows: the utility model discloses an universal wheel portable equipment measures to appointed place, and is efficient, adsorbs through making vacuum chuck and ground, makes equipment fixed, prevents unstability at the measuring in-process.

Drawings

The invention is further explained below with reference to the figures and examples:

FIG. 1 is a schematic structural view of the present invention;

fig. 2 is an enlarged schematic structural view of a point a in fig. 1 of the present invention;

fig. 3 is an enlarged schematic structural view of the position B in fig. 1 according to the present invention;

fig. 4 is a schematic side view of the second hydraulic rod of the present invention.

Description of the reference numerals: 1. a support table; 2. a support bar; 3. a screw rod sliding table; 4. a first hydraulic lever; 5. a first connecting plate; 6. a second connecting plate; 7. a micro resistance meter body; 8. a probe; 9. a fixing plate; 10. an air cooler; 11. a first conduit; 12. a first air outlet head; 13. a hot air blower; 14. a second pipe; 15. a second air outlet head; 16. a motor; 17. a fixed block; 18. an electric push rod; 19. a clamping plate; 20. a silica gel plate; 21. a product body; 22. a groove; 23. a temperature sensor; 24. a controller; 25. a control panel; 26. a display screen; 27. a second hydraulic rod; 28. a universal wheel; 29. a support pillar; 30. a vacuum chuck; 31. a first magnetic block; 32. a second magnetic block.

Detailed Description

The present invention will be described in detail with reference to the accompanying drawings 1 to 4, which clearly and completely describe the technical solutions in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

The utility model provides a micro resistance meter with multi-point detection function through improvement, as shown in figure 1-figure 4, comprising a support table 1, wherein two sides of the upper end of the support table 1 are respectively fixedly connected with support rods 2, a screw rod sliding table 3 is arranged between the upper ends of the two support rods 2, the lower end of a slide block of the screw rod sliding table 3 is fixedly connected with a first hydraulic rod 4, the telescopic end of the first hydraulic rod 4 is fixedly connected with a first connecting plate 5, the lower end of the first connecting plate 5 is provided with a second connecting plate 6, the second connecting plate 6 and the first connecting plate 5 are detachably and fixedly connected through bolts and nuts, the lower end of the second connecting plate 6 is fixedly provided with a micro resistance meter body 7, the lower end of the micro resistance meter body 7 is provided with a probe 8, two sides of the output end of the first hydraulic rod 4 are respectively and fixedly connected with a fixed plate 9, the upper end of one side fixed plate 9 is provided with an air cooler 10, the air-out end of air-cooler 10 communicates with first pipeline 11, first pipeline 11 passes one side fixed plate 9 and communicates with first play wind head 12, the upper end of opposite side fixed plate 9 is provided with air heater 13, the air-out end of air heater 13 communicates with second pipeline 14, the other end of second pipeline 14 passes opposite side fixed plate 9 and communicates with second play wind head 15, air-cooler 10 or air heater 13 start, make product body 21 cool down or heat up, it is more accurate to make the detection, lead screw slip table 3 drives little resistance meter body 7 and probe 8 and removes, thereby can find the measuring point accurately, and change the measuring point, first hydraulic stem 4 can control the dynamics that probe 8 and measuring point contacted, avoid pressure too big and wearing and tearing, be equipped with the gag lever post on the lead screw slip table 3, the gag lever post leads for the slider removal of lead screw slip table 3.

Two one side lower extreme fixedly connected with motors 16 that 2 bracing pieces kept away from mutually, two bracing piece 2 difference fixedly connected with fixed blocks 17 are passed to two motors 16's output, two fixed blocks 17's the other end difference fixedly connected with electric putter 18, two electric putter 18's flexible end difference fixedly connected with grip block 19, drive grip block 19 through electric putter 18, thereby grasp product body 21, the product body 21 that drives the grip block 19 centre gripping through motor 16 rotates, thereby can carry out the multiple spot to product body 21 and measure.

Silica gel plate 20 is installed respectively to the opposite side of two grip blocks 19, and the centre gripping has product body 21 between two silica gel plates 20, through installation silica gel plate 20, prevents to rub damage to product body 21 at the in-process of centre gripping.

Seted up recess 22 in the middle of the upper end of brace table 1, recess 22 internally mounted has temperature-sensing ware 23, the model is AM2305, controller 24 is installed to the upper end one side of brace table 1, the model is C8051F020 singlechip, install control panel 25 in the middle of the front end one side of brace table 1, the model is BE-LCD-O1, display screen 26 is installed to one side of control panel 25, the model is ZC178XM.A, the temperature height of product body 21 is responded to through temperature-sensing ware 23, temperature-sensing ware 23 gives controller 24 with the signal transmission.

Support 1's lower extreme both sides fixedly connected with second hydraulic stem 27 respectively, universal wheel 28 is installed respectively to two second hydraulic stem 27's the other end, one side lower extreme that two second hydraulic stem 27 outputs kept away from each other articulates respectively has support column 29, the lower extreme of two support columns 29 fixedly connected with vacuum chuck 30 respectively, through pulling support column 29 downwards, make vacuum chuck 30 and ground adsorb, thereby fix equipment, go up and down through second hydraulic stem 27, be convenient for satisfy the personnel of different heights and use.

Two first magnetic blocks 31 are fixedly mounted on the sides, far away from each other, of the two supporting columns 29 respectively, two second magnetic blocks 32 are mounted on the sides, far away from each other, of the output ends of the two second hydraulic rods 27 respectively, the four first magnetic blocks 31 are mutually adsorbed with the four second magnetic blocks 32 respectively, the supporting columns 29 are rotated upwards, the first magnetic blocks 31 and the second magnetic blocks 32 are mutually adsorbed, the supporting columns 29 are convenient to fix, and the equipment is moved through the universal wheels 28.

The air cooler 10, the hot air blower 13, the motor 16, the electric push rod 18, the controller 24, the temperature sensor 23, the second hydraulic rod 27, the screw rod sliding table 3, the first hydraulic rod 4 and the display screen 26 are all electrically connected with the control panel 25.

The working principle is as follows: firstly, the device is moved to a designated place through a universal wheel 28, a support column 29 is pulled downwards to enable a vacuum chuck 30 to adsorb to the ground, so that the device is fixed, a product body 21 to be measured is placed at the upper end of a support table 1 and is in contact with the upper end of a temperature sensor 23, the temperature sensor 23 is started through a control panel 25, the temperature sensor 23 senses the temperature of the product body 21 and displays the temperature on a display screen 26, when the temperature does not reach a set value, the temperature sensor 23 transmits a signal to a controller 24, the controller 24 controls an air cooler 10 or a hot air fan 13 to be started, so that the product body 21 is cooled or heated, when the temperature reaches the set value, a lead screw sliding table 3 drives a micro resistance meter body 7 and a probe 8 to move, a clamping plate 19 is driven through an electric push rod 18, so that the product body 21 is clamped, the probe 8 and the product body 21 are measured by point contact, a motor 16 drives the product body 21 clamped by the clamping plate 19 to rotate, the lead screw 3 drives the micro resistance meter body 7 and the probe 8 to move, then other measuring point contacts the product body 21 to measure other resistance values, so that whether the product bodies 21 with different points or not can be measured, and whether the product bodies 21 with different resistance values can be measured, and whether the products with different points can be detected, so that the products with different resistance values can be detected.

The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.

Claims

1. A micro resistance meter with multi-point detection function is characterized in that: including brace table (1), the upper end both sides difference fixedly connected with bracing piece (2) of brace table (1), two be provided with lead screw slip table (3) between the upper end of bracing piece (2), the first hydraulic stem (4) of slider lower extreme fixedly connected with of lead screw slip table (3), the first connecting plate (5) of flexible end connection of first hydraulic stem (4), the lower extreme of first connecting plate (5) is provided with second connecting plate (6), second connecting plate (6) with fixed connection can be dismantled through bolt and nut in first connecting plate (5), the lower extreme fixed mounting of second connecting plate (6) has little resistance meter body (7), probe (8) are installed to the lower extreme of little resistance meter body (7), fixedly connected with fixed plate (9) respectively in the output both sides of first hydraulic stem (4), one side the upper end of fixed plate (9) is provided with air-cooler (10), the air-out end intercommunication of air-cooler (10) has first pipeline (11), first pipeline (11) passes one side air-out fixed plate (9), air-out end intercommunication has first air-out fan (12), hot-air blower (9) upper end (13) is provided with second hot-air blower (14) and the second outlet duct (14) intercommunication has second end (14), and the second pipeline (14) intercommunication has second communication, and the other side first pipeline (11) communicates one side A wind head (15).

2. The micro resistance meter with multi-point detection function according to claim 1, characterized in that: two one side lower extreme fixedly connected with motor (16), two that bracing piece (2) kept away from mutually the output of motor (16) passes two bracing piece (2) fixedly connected with fixed block (17), two respectively the other end fixedly connected with electric putter (18), two respectively the flexible end fixedly connected with grip block (19) of electric putter (18).

3. The micro resistance meter with multi-point detection function according to claim 2, characterized in that: silica gel plates (20) are respectively installed on the other sides of the two clamping plates (19), and a product body (21) is clamped between the two silica gel plates (20).

4. The micro resistance meter with multi-point detection function according to claim 3, characterized in that: offer fluted (22) in the middle of the upper end of brace table (1), recess (22) internally mounted has temperature-sensing ware (23), controller (24) are installed to the upper end one side of brace table (1), install control panel (25) in the middle of the front end one side of brace table (1), display screen (26) are installed to one side of control panel (25).

5. The micro resistance meter with multi-point detection function according to claim 4, characterized in that: support table (1)'s lower extreme both sides fixedly connected with second hydraulic stem (27) respectively, two universal wheel (28) are installed respectively to the other end of second hydraulic stem (27), two one side lower extreme that second hydraulic stem (27) output was kept away from each other articulates respectively has support column (29), two the lower extreme of support column (29) is fixedly connected with vacuum chuck (30) respectively.

6. The micro resistance meter with multi-point detection function according to claim 5, characterized in that: two first magnetic blocks (31) are fixedly mounted on one sides, far away from the two support columns (29), of the output ends of the two second hydraulic rods (27) are respectively mounted on one sides, far away from the output ends of the two second hydraulic rods (27), and the four first magnetic blocks (31) and the four second magnetic blocks (32) are mutually adsorbed.