CN218884935U - Product flatness height measuring device - Google Patents
Product flatness height measuring device Download PDFInfo
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- CN218884935U CN218884935U CN202223476597.6U CN202223476597U CN218884935U CN 218884935 U CN218884935 U CN 218884935U CN 202223476597 U CN202223476597 U CN 202223476597U CN 218884935 U CN218884935 U CN 218884935U
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Abstract
The utility model provides a product plane degree height-finding device, including testing platform, the last detection frock that holds the product that awaits measuring of installing of testing platform, the product top that awaits measuring is provided with the correction seat that can compress tightly or relax the product that awaits measuring, and the correction seat is connected with the first power device of its reciprocating motion of drive, still be connected with on the correction seat can with the displacement sensor of the product contact or separation that awaits measuring, displacement sensor is connected with second power device. By arranging the reference surface and then detecting the flatness of the product by the displacement detection sensor, the flatness of the product can be detected, and the heights of a plurality of points relative to the reference surface can be detected, so that the aims of detecting the height of the product and whether the product is assembled in place are fulfilled; the product to be detected is placed on the detection platform through the detection tool, different detection tools can be replaced according to different products to be detected, detection on different products to be detected can be completed only by replacing different detection tools with one machine, and cost is saved.
Description
Technical Field
The utility model relates to an electronic product plane degree height finding, specifically speaking relates to a product plane degree height finding device.
Background
When the PCBA board is subjected to subsequent related performance tests after assembly, whether the planeness of the PCBA board meets performance requirements needs to be confirmed, if the PCBA board does not reach specified planeness data after the product is assembled, a poor performance phenomenon can occur during performance tests, and meanwhile, whether the required height is met cannot be confirmed during assembly.
The existing flatness test methods generally have two types: one method is to use laboratory equipment to take points according to related flatness data of a product and generate plane reading data of the product after obtaining height data of a plurality of point positions, but the method is only suitable for corresponding sampling inspection experimental products and is not suitable for batch production; the other method is to use an altimeter to take points, which is simple but suffers from manual operation difference in the operation process so that the products have difference in test results. And both modes can only measure the flatness of the product, and the PCBA board which cannot measure the product can reach the specified height position after assembly, namely the flatness is qualified, but the whole height is unqualified and the PCBA board cannot be assembled with other parts, so that related data cannot be confirmed when the product is assembled in place, and the abnormity early warning still needs manual judgment.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to overcome above-mentioned conventional art's weak point, provide a product plane degree height finding device.
The purpose of the utility model is achieved through the following technical measures: the utility model provides a product plane degree height finding device which characterized in that: including testing platform, testing platform is last to install the detection frock that holds the product that awaits measuring, the product top that awaits measuring is provided with the correction seat that can compress tightly or relax the product that awaits measuring, it is connected with the first power device of its reciprocating motion of drive to correct the seat, it still is connected with the displacement sensor that can contact or separate with the product that awaits measuring on the correction seat, displacement sensor is connected with second power device.
Preferably, the displacement sensor is provided in plurality.
As a preferred scheme, install the PCBA board on the product to be measured, displacement sensor is located PCBA board top.
Preferably, a plurality of the displacement sensors form a detection plane near one end of the PCBA board.
As a preferred scheme, the second power device is a telescopic cylinder, and the telescopic cylinder is in one-to-one correspondence with the displacement sensors.
As a preferable scheme, the lower end of the correction seat is provided with two pressure plates, and the two pressure plates are respectively positioned above the side part of the product to be measured.
As a preferable scheme, a connecting plate is arranged at the upper end of the correction seat, the second power device is installed on the connecting plate, and the displacement sensor is installed below the second power device.
As a preferred scheme, one side of testing platform is provided with the mounting bracket, the mounting bracket sets up along vertical direction, a power device installs on the mounting bracket.
As a preferable scheme, the first power device is an air cylinder, and the mounting frame is further provided with a pressure regulating valve which is connected with the air cylinder.
Owing to adopted above-mentioned technical scheme, compare with prior art, the utility model has the advantages that: by arranging the reference surface and then detecting the flatness of the product by the displacement detection sensor, the flatness of the product can be detected, and the heights of a plurality of points relative to the reference surface can be detected, so that the aims of detecting the height of the product and whether the product is assembled in place are fulfilled; the product to be detected is placed on the detection platform through the detection tool, different detection tools can be replaced according to different products to be detected, detection on different products to be detected can be completed by only replacing different detection tools through one machine, and cost is saved; the first power device drives the correction seat and the displacement sensor to move, so that the movement distance of the displacement sensor driven by the second power device can be reduced, the detection precision is improved, the structure is optimized, and the occupied space is saved.
The present invention will be further described with reference to the accompanying drawings and the following detailed description.
Drawings
Fig. 1 is a schematic structural view of the product flatness height measuring device of the present invention.
Fig. 2 is a schematic structural view of the product flatness height measuring device of the present invention.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings 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.
Example (b): as shown in fig. 1-2, a product flatness height measurement device includes a detection platform 1, a detection tool 2 is arranged on the detection platform 1, a product to be measured is placed in the detection tool 2, an installation frame 3 is arranged on one side of the detection tool 2, the installation frame 3 and the detection tool 2 are fixedly installed on the detection platform 1, and in this embodiment, the detection tool and the installation frame are all fixed through bolt connection.
As shown in figure 1, the upper surface of the detection tool 2 is used for containing products to be detected, the detection tool 2 is provided with a detection hole matched with the size of the products to be detected, the products to be detected are stably placed on the detection table, different detection tools 2 can be replaced according to the difference of the products to be detected, and therefore the detection of different products to be detected can be completed only by replacing different detection tools 2 by one machine, and the cost is saved.
As shown in fig. 1 and 2, a displacement sensor 4 capable of contacting or separating with a product to be tested is arranged above the product to be tested, and the displacement sensor 4 is installed on an installation frame 3. In this embodiment, the installation frame 3 is perpendicular to the detection platform, and a first power device 5 and a pressure regulating valve 6 are fixed on the installation frame 3. In this embodiment, the first power device 5 is a cylinder, the pressure regulating valve 6 is connected with the cylinder, the pressure regulating valve 6 regulates the gas pressure passing through the cylinder, so as to ensure that the cylinder operates stably and slowly, and to avoid the impact to generate the inclination of the product to be tested to cause inaccurate test.
As shown in fig. 2, in this embodiment, the cylinder is arranged along the vertical direction, the output end of the cylinder faces downward, the output end of the cylinder is fixedly connected with a sliding plate 7, the lower end of the sliding plate 7 is connected with the output end of the cylinder, one side of the upper end close to the cylinder is provided with a sliding block, the cylinder is provided with a guide rail matched with the sliding block, the guide rail is arranged along the vertical direction, and the sliding plate 7 can reciprocate along the vertical direction under the driving of the cylinder. Seat 8 is corrected to fixedly connected with on the sliding plate 7, correct seat 8 and can follow vertical direction reciprocating motion under the sliding plate 7 drives, correct seat 8 and be located and detect 2 tops of frock, the downside of correcting seat 8 is provided with clamp plate 9, the lower surface of clamp plate 9 sets up along the horizontal direction, clamp plate 9 is provided with two, be the U type setting between two clamp plate 9, two clamp plate 9 correspond respectively and press the both sides at the product, in the embodiment, the PCBA board of product is located the intermediate position, two clamp plate 9 press on the product of PCBA board both sides, the accessible that makes the PCBA board can be stable is surveyed, correct seat 8 can compress tightly the product and make it fixed, ensure that the product is in steadily, fixed state. The shape of the correcting seat 8 can be changed according to the shape of the product, so long as the product is in a static and horizontal state in the testing process, and the correcting seat 8 can eliminate the risk of inaccurate testing data of the surface to be tested caused by uneven shell of the product.
As shown in fig. 1-2, a connecting plate 10 is disposed at the upper end of the correction base 8, the connecting plate 10 is disposed along the horizontal direction, a second power device 11 is fixedly mounted on the connecting plate 10, a displacement sensor 4 is connected to the lower end of the second power device 11, the displacement sensor 4 is located right above the product PCBA board, and a plurality of displacement sensors 4 are disposed, in this embodiment, five displacement sensors 4 are disposed, and the types of the five displacement sensors 4 are the same, and correspond to four corners and middle positions of the product PCBA board to be detected respectively, so as to ensure the accuracy of detection, and according to the principle that a plane is determined by three points, the displacement sensors 4 are at least four to determine the flatness of the detection plane. A detection plane is formed among the plurality of displacement sensors 4, and the plurality of displacement sensors 4 cannot be installed on the same line. In this embodiment, the second power device 11 is a telescopic cylinder, the telescopic cylinder and the displacement sensor 4 are arranged in a one-to-one correspondence, and the telescopic cylinder is fixedly connected with the connecting plate 10 through a clamping nut, so that when the correction base 8 moves, the telescopic cylinder and the displacement sensor 4 realize synchronous movement. The telescopic cylinder can prevent the displacement sensor 4 from being damaged due to the fact that the surface to be tested of the product is uneven in the testing process.
Before the test is started, a calibration plane tool is manufactured as a measurement standard, the displacement sensor 4 is reset by taking the tool surface of the calibration plane tool as a reference surface, products to be tested are sequentially placed on the detection tool 2, a start button is pressed down, the air cylinder drives the correction base 8 and the displacement sensor 4 to move towards the products, the pressing plate 9 presses the products downwards, the air cylinder stops working, the telescopic air cylinder drives the displacement sensor 4 to move downwards until each displacement sensor 4 is in contact with a PCBA (printed circuit board assembly) of the products, height differences between the displacement sensors 4 and the reference surface are acquired, the flatness of the products can be determined according to data of each displacement sensor 4, and if the measured flatness is not within a standard range, the products are defective products. Meanwhile, the displacement sensor 4 can measure the assembly height of the PCBA, if the assembly height or the assembly height of the PCBA in the product affects the assembly of other components, namely, although the planeness reaches the standard, namely, the PCBA is flat, the PCBA also belongs to a defective product, and the defect caused by the height can be detected. The operator only needs to take and put, start button the product can, easy operation eliminates the data difference that personnel's manipulation difference produced simultaneously, and equipment operation is simple, swift, the precision is high, and can promote the nature by force to the product that needs carry out the plane test.
Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.
Claims (9)
1. The utility model provides a product plane degree height finding device which characterized in that: including testing platform, testing platform is last to install the detection frock that holds the product that awaits measuring, the product top that awaits measuring is provided with the correction seat that can compress tightly or relax the product that awaits measuring, it is connected with the first power device of its reciprocating motion of drive to correct the seat, it still is connected with the displacement sensor that can contact or separate with the product that awaits measuring on the correction seat, displacement sensor is connected with second power device.
2. A product flatness height measuring device according to claim 1, wherein: the displacement sensor is provided in plurality.
3. A product flatness height measuring device according to claim 2, wherein: install the PCBA board on the product that awaits measuring, displacement sensor is located PCBA board top.
4. A product flatness height measuring device according to claim 3, wherein: one end of the plurality of displacement sensors, which is close to the PCBA board, forms a detection plane.
5. A product flatness height measuring device according to claim 1, wherein: the second power device is a telescopic cylinder, and the telescopic cylinder and the displacement sensor are arranged in a one-to-one correspondence mode.
6. A product flatness height measuring device according to claim 1, wherein: the lower end of the correcting seat is provided with two pressing plates, and the two pressing plates are respectively positioned above the side part of the product to be detected.
7. A product flatness height measuring device according to claim 1, wherein: the upper end of the correction seat is provided with a connecting plate, the second power device is installed on the connecting plate, and the displacement sensor is installed below the second power device.
8. A product flatness height measuring device according to any one of claims 1 to 7, wherein: one side of the detection platform is provided with a mounting rack, the mounting rack is arranged along the vertical direction, and the first power device is installed on the mounting rack.
9. A product flatness height measuring device according to claim 8, wherein: the first power device is an air cylinder, and the mounting frame is further provided with a pressure regulating valve which is connected with the air cylinder.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223476597.6U CN218884935U (en) | 2022-12-26 | 2022-12-26 | Product flatness height measuring device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223476597.6U CN218884935U (en) | 2022-12-26 | 2022-12-26 | Product flatness height measuring device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218884935U true CN218884935U (en) | 2023-04-18 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202223476597.6U Active CN218884935U (en) | 2022-12-26 | 2022-12-26 | Product flatness height measuring device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218884935U (en) |
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2022
- 2022-12-26 CN CN202223476597.6U patent/CN218884935U/en active Active
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