CN214827116U - Automatic frame clamping device of test machine - Google Patents
Automatic frame clamping device of test machine Download PDFInfo
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- CN214827116U CN214827116U CN202120259178.3U CN202120259178U CN214827116U CN 214827116 U CN214827116 U CN 214827116U CN 202120259178 U CN202120259178 U CN 202120259178U CN 214827116 U CN214827116 U CN 214827116U
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Abstract
The utility model provides an automatic clamping frame device of a testing machine, which comprises a top plate and connecting columns for fixing the top plate on the testing machine, wherein the connecting columns are rotatable lead screws and are respectively arranged at each corner position of the top plate; the lifting plate is sleeved on the connecting column through the sleeves; the lower surface of the lifting plate, which is far away from the top plate, is provided with a plurality of automatic clamping assemblies, the contact positions of the automatic clamping assemblies and the plate to be detected are provided with protection components, the automatic clamping assemblies are electrically connected with the main control device, and the plate to be detected is clamped by receiving a control signal of the main control device; through the automatic clamping assembly with the automatic detection and clamping functions, the detection and automatic clamping of the plate to be detected are realized, the adsorption clamping of the sucker component can ensure stable clamping and effectively protect the plate to be detected, and rigid collision is avoided.
Description
Technical Field
The utility model relates to a test machine anchor clamps field especially relates to an automatic frame device that presss from both sides of test machine.
Background
A commonly used test instrument includes an online test machine (ICT), which is a test technique that does not disconnect a circuit and detach a pin of an electronic component on a circuit or an electronic component, and is a standard test means for inspecting manufacturing defects and component defects by testing electrical properties and electrical connections of the online component. The ICT mainly detects open circuit and short circuit of the PCB and the welding condition of all parts by contacting a test probe with a point to be tested on the PCB, and can be divided into an open circuit test, a short circuit test, a resistance test, a capacitance test, a diode test, a triode test, a field effect transistor test, an Integrated Circuit (IC) pin test, and the like. The method has the characteristics of simple, quick and accurate fault positioning and the like, can detect faults of missing installation, wrong installation, parameter value deviation, welding spot continuous welding, open short circuit of a circuit board and the like of general and special components, and accurately informs a user which component the fault is or which point the open short circuit is positioned. The existing ICT types comprise a flying probe type ICT, a needle bed type ICT and the like, wherein the flying probe type ICT basically only carries out static test, and has the advantages that no clamp is required to be manufactured, and the program development time is short. The needle bed type ICT can perform analog device function and digital device logic function tests, has high fault coverage rate, and needs to manufacture a special needle bed clamp for each single plate.
Among the prior art, test machine anchor clamps mostly adopt the mode of whole board clamping to carry out the clamping to the board that awaits measuring, and this kind of clamping mode is comparatively complicated to need multiple positioner to fix a position the board after the clamping, the rigidity of anchor clamps itself is treated curb plate itself easily simultaneously and is caused the injury, makes the board of testing receive the damage, and degree of automation is not high simultaneously, so need for a new clamping device urgently.
SUMMERY OF THE UTILITY MODEL
To the weak point that exists among the above-mentioned technique, the utility model provides an automatic frame device that presss from both sides of test machine through the automatic centre gripping subassembly that sets up automated inspection and clamping, when realizing treating the detection and the automatic clamping of survey board, the absorption centre gripping of sucking disc part can guarantee firm centre gripping and effective protection treats the survey board, avoids the rigidity collision.
In order to achieve the purpose, the utility model provides an automatic clamping frame device of a testing machine, which comprises a top plate and connecting columns for fixing the top plate on the testing machine, wherein the connecting columns are rotatable lead screws and are respectively arranged at each corner position of the top plate; the lifting plate is sleeved on the connecting column through the sleeves; the lower surface that the lifter plate kept away from the roof is provided with a plurality of automatic centre gripping subassemblies, the contact position of automatic centre gripping subassembly and board that awaits measuring is provided with protection parts, automatic centre gripping subassembly and master control set electric connection carry out the clamping to the board that awaits measuring through receiving master control set's control signal.
Specifically, the method comprises the following steps: the lifter plate is kept away from the one side of automatic centre gripping subassembly is provided with a plurality of driving motor, driving motor sets up respectively in being close to the position of automatic centre gripping subassembly and run through the lifter plate is connected to automatic centre gripping subassembly.
Preferably, the method comprises the following steps: the driving motor is connected with the automatic clamping assembly through the rotary lifting shaft, and the driving motor controls the automatic clamping assembly to rotate and lift through the rotary lifting shaft.
Preferably, the method comprises the following steps: the automatic clamping assembly extends towards the direction perpendicular to the rotating lifting shaft to form a clamping part, and the protection device is installed on the clamping part and faces one surface of the lifting plate.
Preferably, the method comprises the following steps: the protection part is a sucker part, and the adsorption surface of the sucker part faces to one surface of the lifting plate.
Preferably, the method comprises the following steps: the lifting plate is located a piston cylinder is arranged at the position of the driving motor, the piston cylinder is connected with an air pipe, and the air pipe is embedded in the rotary lifting cylinder and the clamping part and is connected with the sucker device.
Preferably, the method comprises the following steps: the top plate is provided with a plurality of probe holes for detecting the plate to be detected.
Preferably, the method comprises the following steps: the lower surface that the lifter plate kept away from the roof is provided with the detection device who is used for responding to the board of waiting to be surveyed and gets into, detection device sets up in being close to automatic centre gripping subassembly's position.
Preferably, the method comprises the following steps: the detection device is electrically connected with the main control device, and when the board to be detected reaches a specified clamping position, the detection device transmits a detection signal to the main control device.
The utility model has the advantages that: compared with the prior art, the automatic frame clamping device of the testing machine provided by the utility model comprises a top plate and connecting columns for fixing the top plate on the testing machine, wherein the connecting columns are rotatable lead screws and are respectively arranged at each corner of the top plate; the lifting plate is sleeved on the connecting column through the sleeves; the lower surface of the lifting plate, which is far away from the top plate, is provided with a plurality of automatic clamping assemblies, the contact positions of the automatic clamping assemblies and the plate to be detected are provided with protection components, the automatic clamping assemblies are electrically connected with the main control device, and the plate to be detected is clamped by receiving a control signal of the main control device; through the automatic clamping assembly with the automatic detection and clamping functions, the detection and automatic clamping of the plate to be detected are realized, the adsorption clamping of the sucker component can ensure stable clamping and effectively protect the plate to be detected, and rigid collision is avoided.
Drawings
Fig. 1 is a front view of the present invention;
fig. 2 is a three-dimensional view of the present invention;
fig. 3 is a bottom view of the present invention;
the main element symbols are as follows:
1. a top plate; 2. connecting columns; 3. a sleeve; 4. a lifting plate; 41. a probe hole; 42. a detection device; 5. a clamping portion; 6. rotating the lifting shaft; 7. a suction cup member; 8. the motor is driven.
Detailed Description
In order to make the present invention clearer, the present invention will be further described with reference to the accompanying drawings.
Among the prior art, test machine anchor clamps mostly adopt the mode of whole board clamping to carry out the clamping to the board that awaits measuring, and this kind of clamping mode is comparatively complicated to need multiple positioner to fix a position the board after the clamping, the rigidity of anchor clamps itself is treated curb plate itself easily simultaneously and is caused the injury, makes the board of testing receive the damage, and degree of automation is not high simultaneously, so need for a new clamping device urgently.
In order to overcome the defects and deficiencies in the prior art, the application particularly provides an automatic clamping frame device of a testing machine, please refer to fig. 1-3, which comprises a top plate 1 and connecting columns 2 for fixing the top plate 1 on the testing machine, wherein the connecting columns 2 are rotatable lead screws and are respectively arranged at each corner position of the top plate 1; the lifting plate is characterized by further comprising a lifting plate 4, sleeves 3 are respectively arranged at 4 corners of the lifting plate 4, and the lifting plate 4 is sleeved on the connecting column 2 through the sleeves 3; the lower surface of the lifting plate 4, which is far away from the top plate 1, is provided with a plurality of automatic clamping assemblies, the contact positions of the automatic clamping assemblies and the plate to be detected are provided with protection components, the automatic clamping assemblies are electrically connected with a main control device, and the plate to be detected is clamped by receiving a control signal of the main control device; the automatic frame clamping device is used for being installed on a test, the lifting plate 4 can automatically lift relative to the connecting column 2 so as to be close to the to-be-tested plate to be clamped, and meanwhile, the automatic clamping assembly rotates to the to-be-tested plate to be clamped; the protection subassembly generally is flexible material, can avoid automatic centre gripping subassembly rigid connection to the board is awaited measuring in effectual protection, thereby the main control system sends the automatic clamping signal to lifter plate 4 and automatic clamping subassembly through the entering that detects the board that awaits measuring, and this device has higher automation level, can effectively protect the board that awaits measuring simultaneously.
In the present embodiment, mention is made of: a plurality of driving motors 8 are arranged on one surface of the lifting plate 4, which is far away from the automatic clamping assembly, and the driving motors 8 are respectively arranged at positions close to the automatic clamping assembly and penetrate through the lifting plate 4 to be connected to the automatic clamping assembly; the driving motor 8 is used for controlling automatic work of the automatic clamping assembly, manual clamping is avoided, efficiency is improved, and meanwhile safety is improved.
In a preferred embodiment, mention is made of: the driving motor 8 is connected with the automatic clamping assembly through the rotary lifting shaft 6, and the driving motor 8 controls the automatic clamping assembly to rotate and lift through the rotary lifting shaft 6; the rotary lifting shaft 6 can simultaneously control the lifting and rotating functions of the automatic clamping assembly relative to the lifting plate 4, the lifting main aim is to control the automatic clamping assembly to have enough safe clamping space, the rotating main aim is to ensure that the automatic clamping assembly can have enough clamping space, and the clamping stability can be ensured by the rotary clamping mode.
In a preferred embodiment, mention is made of: the automatic clamping assembly extends towards a direction vertical to the rotating lifting shaft 6 to form a clamping part 5, and the protection device is arranged on one surface of the clamping part 5, which faces the lifting plate 4; the holding portion 5 can rotate relative to the rotary elevating shaft 6, and rotates outward when there is no board to be measured, and rotates inward when there is a board to be measured, and holds the board to be measured.
In a preferred embodiment, mention is made of: the protective component is a sucker component 7, and the adsorption surface of the sucker component 7 faces to one surface of the lifting plate 4; the sucking disc subassembly generally adopts rubber as the sucking disc material, and the sucking disc itself has flexible characteristics, can stabilize the absorption and avoid the rigidity collision when waiting to detect the board, and effectual protection waits to detect the board, adsorbs the frame position that the position is waiting to detect the board simultaneously, can not hinder and wait to detect the inside components and parts of board.
In a preferred embodiment, mention is made of: a piston cylinder is arranged at the position, located on the driving motor 8, of the lifting plate 4, and is connected with an air pipe which is embedded in the rotary lifting cylinder and the clamping part 5 and is connected with the sucker device; the adsorption mode of the piston cylinder is more intelligent, the plate to be detected is adsorbed by the negative pressure generated by the piston cylinder, and meanwhile, the piston cylinder can flexibly control the work of the sucker component 7 without manual control, so that higher automation is realized.
In a preferred embodiment, mention is made of: the top plate 1 is provided with a plurality of probe holes 41 for detecting a plate to be detected; the probe hole 41 is used for measuring the plate to be measured after the plate to be measured is clamped, and the probe penetrates through the probe hole 41.
In a preferred embodiment, mention is made of: the lower surface of the lifting plate 4, which is far away from the top plate 1, is provided with a detection device 42 for sensing the entrance of a plate to be detected, and the detection device 42 is arranged at a position close to the automatic clamping assembly; the detecting device 42 is used for detecting that the board to be detected reaches the designated position and then sends a detection signal, the detecting device 42 may be an infrared detecting device 42, and preferably, the detecting device 42 sends the detection signal when all detecting devices 42 detect the falling position of the board to be detected.
In a preferred embodiment, mention is made of: the detection device 42 is electrically connected with the main control device, and when the board to be detected reaches the designated clamping position, the detection device 42 transmits a detection signal to the main control device; when the main control device receives the detection signal of the detection device 42, a control instruction is sent to the lifting plate, and the automatic clamping assembly operates to clamp the plate to be detected.
The utility model has the advantages that:
1. the automatic clamping assembly for automatic detection and clamping is arranged, so that the detection and automatic clamping of the plate to be detected are realized.
2. The sucking disc part adsorb the centre gripping and can guarantee firm centre gripping and effectively protect the board of waiting to be surveyed, avoid the rigidity collision.
The above disclosure is only for the specific embodiments of the present invention, but the present invention is not limited thereto, and any changes that can be made by those skilled in the art should fall within the protection scope of the present invention.
Claims (9)
1. The automatic frame clamping device of the testing machine is characterized by comprising a top plate and connecting columns for fixing the top plate on the testing machine, wherein the connecting columns are rotatable lead screws and are respectively arranged at each corner of the top plate; the lifting plate is sleeved on the connecting column through the sleeves; the lower surface that the lifter plate kept away from the roof is provided with a plurality of automatic centre gripping subassemblies, the contact position of automatic centre gripping subassembly and board that awaits measuring is provided with protection parts, automatic centre gripping subassembly and master control set electric connection carry out the clamping to the board that awaits measuring through receiving master control set's control signal.
2. The automatic clamping frame device for testing machine as claimed in claim 1, wherein a plurality of driving motors are disposed on a side of the lifting plate away from the automatic clamping assembly, and the driving motors are disposed near the automatic clamping assembly and connected to the automatic clamping assembly through the lifting plate.
3. The automatic clamping frame device of testing machine as claimed in claim 2, wherein said driving motor is connected to said automatic clamping assembly via a rotary lifting shaft, and said driving motor controls said automatic clamping assembly to rotate and lift via said rotary lifting shaft.
4. The automatic clamping frame device for testing machine as claimed in claim 3, wherein said automatic clamping assembly has a clamping portion extending in a direction perpendicular to said rotary lifting shaft, and said protection member is mounted on a surface of said clamping portion facing said lifting plate.
5. The automatic clamping frame device for testing machine as claimed in claim 4, wherein said protection member is a suction cup member, and a suction surface of said suction cup member faces said lifting plate.
6. The automatic clamping frame device for testing machine as claimed in claim 5, wherein a piston cylinder is disposed at the position of the lifting plate located at the driving motor, and an air tube is connected to the piston cylinder, and is embedded in the rotary lifting shaft and the clamping portion and connected to the suction cup component.
7. The automatic clamping frame device of claim 1, wherein the top plate has a plurality of probe holes for detecting the board to be tested.
8. The automatic clamping frame device of testing machine as claimed in claim 1, wherein the lower surface of said lifting plate away from said top plate is provided with a detecting device for sensing the entry of the board to be tested, said detecting device being disposed close to said automatic clamping assembly.
9. The automatic clamping frame device of claim 8, wherein the detecting device is electrically connected to the main control device, and when the board to be tested reaches the designated clamping position, the detecting device transmits a detection signal to the main control device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120259178.3U CN214827116U (en) | 2021-01-29 | 2021-01-29 | Automatic frame clamping device of test machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120259178.3U CN214827116U (en) | 2021-01-29 | 2021-01-29 | Automatic frame clamping device of test machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214827116U true CN214827116U (en) | 2021-11-23 |
Family
ID=78882179
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120259178.3U Active CN214827116U (en) | 2021-01-29 | 2021-01-29 | Automatic frame clamping device of test machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214827116U (en) |
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2021
- 2021-01-29 CN CN202120259178.3U patent/CN214827116U/en active Active
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