CN220508991U - Pressing device and test equipment - Google Patents
Pressing device and test equipment Download PDFInfo
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- CN220508991U CN220508991U CN202322090230.9U CN202322090230U CN220508991U CN 220508991 U CN220508991 U CN 220508991U CN 202322090230 U CN202322090230 U CN 202322090230U CN 220508991 U CN220508991 U CN 220508991U
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- pressure head
- lower pressure
- down device
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- 238000012360 testing method Methods 0.000 title claims abstract description 28
- 230000007246 mechanism Effects 0.000 claims abstract description 62
- 238000009434 installation Methods 0.000 claims abstract description 3
- 239000007769 metal material Substances 0.000 claims description 4
- 230000000694 effects Effects 0.000 claims description 2
- 230000009286 beneficial effect Effects 0.000 description 3
- 238000001514 detection method Methods 0.000 description 3
- 230000006872 improvement Effects 0.000 description 3
- 239000008358 core component Substances 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 229910052755 nonmetal Inorganic materials 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 239000000523 sample Substances 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
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Abstract
The utility model belongs to the field of electronic testing. In view of the problem that the pressing force of the existing testing device cannot be accurately controlled, the utility model discloses a pressing device and testing equipment, wherein the pressing device comprises a mounting seat; a lower pressure head which can be installed on the installation seat in an up-and-down moving way; the counterweight mechanism is connected with the lower pressure head into a whole; the lifting driving mechanism is connected with the lower pressure head to drive the lower pressure head to move up and down; the upper contact mechanism is connected with the lower pressure head and can synchronously move along with the lower pressure head; the lower contact mechanism is arranged on one side of the product to be tested; a pressure sensor connected to the upper contact mechanism or the lower contact mechanism; when the upper contact mechanism and the lower contact mechanism are in contact, the pressure sensor is in signal connection with the lifting driving mechanism. The pressing device and the testing equipment can accurately control the pressing degree, so that the testing precision is improved.
Description
Technical Field
The utility model belongs to the field of electronic testing, and particularly relates to a pressing device and testing equipment.
Background
The CPU is one of core components of the main board, is particularly important to the performance of the main board, is provided with a clamping groove for installing the CPU, and is required to be subjected to performance detection before the CPU is mounted after the main board is manufactured, so that reworking caused by poor performance of the main board after the CPU is mounted is avoided.
The common practice is to arrange a base on the automatic jig, place the motherboard in the base, have CPU card slot on the motherboard, have probes contacting with welding spot of CPU bottom on the CPU card slot; the push rod is arranged above the base, the CPU is placed below the push rod, and the CPU is pressed down by the push rod to press the main board clamping groove to be tested with a certain force.
However, in the actual testing process, the poor contact of the test is caused by too small pressing force, the test result is affected, and the problem of crushing the CPU and the mainboard to be tested is caused by too large pressing force.
Disclosure of Invention
In view of the problem that the pressing force of the existing motherboard testing device cannot be accurately controlled, one of the purposes of the present utility model is to provide a pressing device and testing equipment, which can accurately control the pressing force, thereby being beneficial to improving the testing precision.
In order to achieve the above purpose, the present utility model adopts the following technical scheme:
a pressing device comprises a mounting seat; a lower pressure head which can be installed on the installation seat in an up-and-down moving way;
the counterweight mechanism is connected with the lower pressure head into a whole; the lifting driving mechanism is connected with the lower pressure head to drive the lower pressure head to move up and down; the upper contact mechanism is connected with the lower pressure head and can synchronously move along with the lower pressure head; the lower contact mechanism is arranged on one side of the product to be tested; and the pressure sensor is connected with the upper contact mechanism or the lower contact mechanism.
When the upper contact mechanism and the lower contact mechanism are in contact, the pressure sensor is in signal connection with the lifting driving mechanism.
In one of the technical schemes disclosed by the utility model, the upper contact structure comprises a connecting block and is connected with the lower pressure head; the contact head is arranged below one side of the lower pressure head; and one end of the elastic piece is connected with the connecting block, and the other end of the elastic piece is connected with the contact head.
In one of the technical solutions disclosed in the present utility model, the pressure sensor is arranged between the contact head and the elastic member; the contact head is electrically connected with the pressure sensor.
In one of the technical schemes disclosed by the utility model, the utility model further comprises a horizontal movement assembly; wherein, the mount pad can be under the effect of horizontal movement subassembly along the horizontal direction removal.
In one of the technical schemes disclosed by the utility model, the horizontal movement assembly comprises a horizontal guide rail and a horizontal driving mechanism; wherein the mounting seat is slidably mounted on the horizontal guide rail; the horizontal driving mechanism is connected with the mounting seat so as to drive the mounting seat to slide.
In one of the embodiments of the present disclosure, the lower ram is made of a non-metallic material.
In one of the technical solutions disclosed in the present utility model, the pressing device further includes an emergency stop button to control the pressing device to stop emergently.
In one of the technical schemes disclosed in the utility model, the pressing device comprises an alarm assembly.
In one of the technical schemes disclosed by the utility model, the alarm assembly comprises an indicator lamp; the inductor is arranged above the lower pressure head and is electrically connected with the indicator lamp.
The utility model also discloses test equipment, which comprises the pressing device according to any one of the technical schemes.
From the above description, the beneficial effects of the utility model are as follows:
the contact head is contacted with the lower contact mechanism firstly, so that the pressure sensor is in signal connection with the lifting driving mechanism, and the lifting driving mechanism is controlled to work according to the pressure signal of the pressure sensor, so that the pressure of a product to be tested is accurately controlled, and the improvement of the test precision is facilitated; further, the pressing head is made of non-metal materials, so that the influence on the detection result can be effectively reduced; finally, an alarm assembly is arranged to remind a worker of taking out the tested product.
Drawings
In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings that are required to be used in the description of the embodiments or the related art will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present application, and other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
Fig. 1 is a schematic three-dimensional structure of the present utility model.
Fig. 2 is a schematic elevational view of the present utility model.
Fig. 3 is an enlarged schematic view of the structure at a in fig. 2.
Reference numerals: 1-a horizontal movement assembly; 11-horizontal guide rails; 2-pressing down the assembly; 21-a mounting base; 211-vertical guide rails; 22-pressing down the head; 23-a counterweight mechanism; 3-a pressure control assembly; 31-upper contact means; 311-connecting blocks; 312-elastic members; 313-contacts; 32-a lower contact mechanism; 33-pressure sensor.
Detailed Description
Hereinafter, only certain exemplary embodiments are briefly described. As will be recognized by those of skill in the pertinent art, the described embodiments may be modified in various different ways without departing from the spirit or scope of the present utility model. Accordingly, the drawings and description are to be regarded as illustrative in nature and not as restrictive.
In the description of the present utility model, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings are merely for convenience in describing the present utility model and simplifying the description, and do not indicate or imply that the device or element being referred to must have a specific orientation, be configured and operated in a specific orientation, and therefore should not be construed as limiting the present utility model.
Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include one or more such feature. In the description of the present utility model, the meaning of "a plurality" is two or more, unless explicitly defined otherwise.
In the present utility model, unless explicitly specified and limited otherwise, the terms "mounted," "connected," "secured," and the like are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally formed; the device can be mechanically connected, electrically connected and communicated; can be directly connected or indirectly connected through an intermediate medium, and can be communicated with the inside of two elements or the interaction relationship of the two elements. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art according to the specific circumstances.
In the present utility model, unless expressly stated or limited otherwise, a first feature "above" or "below" a second feature may include both the first and second features being in direct contact, as well as the first and second features not being in direct contact but being in contact with each other through additional features therebetween. Moreover, a first feature being "above," "over" and "on" a second feature includes the first feature being directly above and obliquely above the second feature, or simply indicating that the first feature is higher in level than the second feature. The first feature being "under", "below" and "beneath" the second feature includes the first feature being directly under and obliquely below the second feature, or simply means that the first feature is less level than the second feature.
Embodiments of the present utility model will be described in detail below with reference to the accompanying drawings.
The embodiment of the utility model discloses a pressing device, which has the structure shown in figures 1-3 and comprises a horizontal movement assembly 1, a pressing assembly 2 and a pressure control assembly 3.
Specifically, the horizontal movement assembly 1 includes a horizontal guide rail 11 and a horizontal driving mechanism.
The pressing assembly 2 is slidably mounted on the horizontal guide rail 11 and has a mounting seat 21, a pressing head 22, a counterweight mechanism 23 and a lifting drive mechanism. The mounting seat 21 is slidably mounted on the horizontal guide rail 11, and is provided with a vertical guide rail 211; the lower ram 22 is slidably mounted on the vertical rail 211; a weight mechanism 23 is connected to the lower ram 22 to apply pressure to the lower ram 22; the lifting drive mechanism is connected to the lower ram 22 to drive the lower ram 22 to move on the vertical rail 211.
The pressure control assembly 3 comprises an upper contact mechanism 31, a lower contact mechanism 32 and a pressure sensor 33; the upper contact mechanism 31 is installed at one side of the lower ram 22 and moves synchronously with the lower ram 22; the lower contact mechanism 32 is disposed on one side of the test table where the product to be tested is located. The pressure sensor 33 is provided on the upper contact mechanism 31 or the lower contact mechanism 32. When the upper contact mechanism 31 and the lower contact mechanism 32 are in contact, the pressure sensor 33 is in signal connection with the lift driving mechanism.
With the above structure, when testing is performed, the mounting seat 21 is driven by the horizontal driving mechanism to move to the testing position along the horizontal guide rail 11, the lower pressing head 22 is driven by the lifting driving mechanism to move downwards along the vertical guide rail 211, the upper contact mechanism 31 moves synchronously with the lower pressing head 22 and contacts with the lower contact mechanism 32, at this time, the pressure of the product to be tested can be known through the pressure sensor, and the pressing speed and the pressing degree of the lower pressing head 22 are controlled according to the pressure, so that the pressure of the product to be tested can be accurately controlled, and the improvement of the testing precision is facilitated.
More specifically, the upper contact mechanism 31 includes a connection block 311, an elastic member 312, and a contact head 313. Wherein, the connecting block 311 and the lower pressure head 22 are connected into a whole through bolts; one end of the elastic member 312 is connected with the connecting block 311, and the other end is connected with the pressure sensor 33; the contact 313 is electrically connected to the pressure sensor 33, and the lower surface of the contact 313 is lower than the lower surface of the lower ram 22, i.e., the contact 313 is in contact with the lower contact mechanism 32 first.
In some embodiments, an emergency stop button (not shown in the drawings) is also included for controlling the emergency control of the entire pressing device to stop operation.
In some embodiments, an alarm assembly is also included for alerting personnel to remove the product under test.
Specifically, the alarm assembly includes an indicator light (not shown in the drawings) and a sensing tab 41 disposed above the lower ram 22; after the test is completed, the lower pressure head 22 is reset, and the sensing piece 41 controls the indicator lamp to give an alarm, so that a worker is reminded of taking out the tested product.
As a specific implementation of the above embodiment, the lower ram 22 is made of a non-metallic material in order to reduce the impact on the test.
As can be seen from the above description, the working principle and the beneficial effects of the embodiment of the utility model are as follows:
when a test is required, the lower pressing assembly 2 is driven to move to a test position by the horizontal driving mechanism, the lower pressing head 22 is driven to move downwards by the lifting driving mechanism, the contact head 313 is firstly contacted with the lower contact mechanism 32, so that the pressure sensor 33 is in signal connection with the lifting driving mechanism, and the work of the lifting driving mechanism is controlled according to the pressure signal of the pressure sensor 33, so that the pressure applied to a product to be tested is accurately controlled, and the test precision is improved; further, the lower ram 22 is made of a nonmetallic material, so that the influence on the detection result can be effectively reduced; finally, an alarm assembly is arranged to remind a worker of taking out the tested product.
The foregoing description of the embodiments has been provided for the purpose of illustrating the general principles of the utility model, and is not meant to limit the scope of the utility model, but to limit the utility model to the particular embodiments, and any modifications, equivalents, improvements, etc. that fall within the spirit and principles of the utility model are intended to be included within the scope of the utility model.
Claims (10)
1. A hold-down device, comprising:
a mounting base;
a lower pressure head which can be installed on the installation seat in an up-and-down moving way;
the counterweight mechanism is connected with the lower pressure head into a whole;
the lifting driving mechanism is connected with the lower pressure head to drive the lower pressure head to move up and down;
the upper contact mechanism is connected with the lower pressure head and can synchronously move along with the lower pressure head;
the lower contact mechanism is arranged on one side of the product to be tested;
a pressure sensor connected with the upper contact mechanism or the lower contact mechanism;
when the upper contact mechanism and the lower contact mechanism are in contact, the pressure sensor is in signal connection with the lifting driving mechanism.
2. The hold-down device of claim 1, wherein the upper contact mechanism comprises:
the connecting block is connected with the lower pressure head;
the contact head is arranged below one side of the lower pressure head;
and one end of the elastic piece is connected with the connecting block, and the other end of the elastic piece is connected with the contact head.
3. The hold-down device of claim 2, wherein the pressure sensor is disposed between the contact head and the resilient member; the contact head is electrically connected with the pressure sensor.
4. The hold-down device of claim 1, further comprising a horizontal motion assembly; wherein, the mount pad can be under the effect of horizontal movement subassembly along the horizontal direction removal.
5. The hold-down device of claim 4, wherein the horizontal motion assembly comprises a horizontal rail and a horizontal drive mechanism; wherein the mounting seat is slidably mounted on the horizontal guide rail; the horizontal driving mechanism is connected with the mounting seat so as to drive the mounting seat to slide.
6. The hold-down device of claim 1, wherein the hold-down head is fabricated from a non-metallic material.
7. The hold-down device of claim 1, further comprising an emergency stop button to control the hold-down device to emergency stop.
8. The hold-down device of claim 1, wherein the hold-down device comprises an alarm assembly.
9. The hold-down device of claim 8, wherein the alarm assembly comprises:
an indicator light;
the inductor is arranged above the lower pressure head and is electrically connected with the indicator lamp.
10. A test apparatus comprising a hold-down device as claimed in any one of claims 1 to 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322090230.9U CN220508991U (en) | 2023-08-04 | 2023-08-04 | Pressing device and test equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322090230.9U CN220508991U (en) | 2023-08-04 | 2023-08-04 | Pressing device and test equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220508991U true CN220508991U (en) | 2024-02-20 |
Family
ID=89872025
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322090230.9U Active CN220508991U (en) | 2023-08-04 | 2023-08-04 | Pressing device and test equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220508991U (en) |
-
2023
- 2023-08-04 CN CN202322090230.9U patent/CN220508991U/en active Active
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