CN211478401U - Automatic lifting clamp of flying probe testing machine - Google Patents
Automatic lifting clamp of flying probe testing machine Download PDFInfo
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- CN211478401U CN211478401U CN202020039270.4U CN202020039270U CN211478401U CN 211478401 U CN211478401 U CN 211478401U CN 202020039270 U CN202020039270 U CN 202020039270U CN 211478401 U CN211478401 U CN 211478401U
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- clamp
- anchor clamps
- synchronous belt
- flying probe
- automatic lifting
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Abstract
The utility model discloses an automatic lifting clamp of flying probe test machine for clamping when PCB tests, including last anchor clamps and lower anchor clamps, go up anchor clamps and can be close to or keep away from anchor clamps down anchor clamps still include the drive go up gliding elevating system from top to bottom of anchor clamps, elevating system is including being located go up the synchronous belt and the fixed connection of anchor clamps one side or both sides in go up the hold-in range clamp plate of anchor clamps, hold-in range clamp plate fit synchronous belt, synchronous belt passes through the driving motor drive. The utility model discloses a go up and down to pass through driving motor and synchronous belt drive when using go up the up-and-down motion of anchor clamps, can realize automatic clamping, abandon the manual operation who realizes through the balancing weight among the prior art, labour saving and time saving to automatic operation is higher to PCB's tight precision of clamp, can prevent that the condition of too big and damage PCB, effectual protection awaiting measuring PCB hard when the anchor clamps are pulled down to manual operation.
Description
Technical Field
The utility model belongs to the technical field of the PCB test, especially, relate to an automatic rising anchor clamps of flying probe test machine.
Background
The flying probe tester is used for testing circuit boards and is divided into two categories, one category is used for testing PCBs, the other category is used for testing PCBAs, the flying probe tester for testing PCBs is an instrument for testing PCBs (printed circuit boards) with high element arrangement density, multiple layers, large wiring density and small measuring point distance, the insulation and conduction values of the circuit boards are mainly tested, the tester generally adopts a 'true value comparison positioning method', the testing process and fault points can be monitored in real time, the testing accuracy is ensured, and the flying probe tester for testing PCBAs mainly performs electrical tests on values, electrical characteristics and the like of electronic components;
the upper end of the fixed PCB board of vertical flying probe test machine generally by last anchor clamps when fixing the PCB board, the lower extreme of the fixed PCB board of lower anchor clamps, among the prior art, it is equipped with the balancing weight to go up anchor clamps, through the lifting and the decline operation of manual operation last anchor clamps, wastes time and energy, and the most important is when manual operation descends, probably can appear staff too big or the too fast striking PCB that awaits measuring of exerting oneself, and make the PCB that awaits measuring damage.
SUMMERY OF THE UTILITY MODEL
The utility model discloses the main technical problem who solves provides an automatic rising anchor clamps of flying needle test machine for PCB's clamping passes through driving motor and synchronous belt drive during the use go up the up-and-down motion of anchor clamps, can realize automatic clamping, abandoned the manual operation who realizes through the balancing weight among the prior art, labour saving and time saving to the tight precision of clamp of automatic operation to PCB is higher, and the condition that can prevent to exert oneself too greatly and damage PCB when the anchor clamps are pulled down to manual operation, effectual protection PCB that awaits measuring.
In order to solve the technical problem, the utility model discloses a technical scheme be:
an automatic lifting clamp of a flying probe testing machine comprises an upper clamp and a lower clamp, wherein the lower clamp is fixedly connected to a rack, the upper clamp is connected to the rack in a sliding manner, the upper clamp and the lower clamp are arranged in parallel, and the upper clamp can be close to or far away from the lower clamp;
still including the drive go up gliding elevating system from top to bottom of anchor clamps, elevating system is including being located go up the synchronous belt and the fixed connection of anchor clamps one side or both sides in go up the hold-in range clamp plate of anchor clamps, hold-in range clamp plate clamp closes synchronous belt, synchronous belt passes through driving motor drive.
Further, the two ends of the upper clamp are mounted on the frame through linear guide rails, and each linear guide rail comprises a slide rail fixedly connected to the frame and slide blocks fixedly connected to the two ends of the upper clamp.
Further, still include the connecting plate, connecting plate fixed connection in the both ends of going up anchor clamps, connecting plate fixed connection in the slider, the connecting plate pass through bolted connection in hold-in range clamp plate, the bolt passes the connecting seat of connecting plate, just its axial motion can be followed to the bolt, bolt threaded connection in hold-in range clamp plate.
Further, the synchronous belt pressing plate is provided with a second sliding block, and the second sliding block is connected to the sliding rail in a sliding mode.
Further, the bolt is sleeved with a first spring in a penetrating mode, and flexible clamping of the upper clamp is achieved through the first spring.
Further, the two ends of the upper clamp are provided with the synchronous belts, one ends of the two synchronous belts are tensioned on the transmission shaft, the output shaft of the driving motor is connected with the transmission shaft, and the other ends of the two synchronous belts are provided with tensioning wheels.
Furthermore, the tensioning wheel is connected to an adjusting block, the adjusting block is mounted on the frame, and the adjusting block can adjust the distance from the transmission shaft.
Further, still include the cushion socket, the cushion socket fixed connection in the frame, the regulating block with be equipped with the second spring between the cushion socket, second spring drive the regulating block is kept away from the cushion socket.
Further, the driving motor is a servo motor.
The utility model has the advantages that:
the utility model discloses an automatic lifting clamp drives the up-and-down motion of going up anchor clamps through driving motor and synchronous belt during the use, can realize automatic clamping, has abandoned the manual operation who realizes through the balancing weight among the prior art, labour saving and time saving to the clamping precision of automatic operation to PCB is higher, can prevent to exert oneself too big and damage the condition of PCB when the manual operation is pulled down and is gone up anchor clamps, the PCB that awaits measuring of effectual protection;
the upper clamp of the utility model is not directly connected with the synchronous belt through the synchronous belt pressing plate, but indirectly connected with the bolt through the connecting plate, because the consistency of the height positions of the two ends of the upper clamp, or the levelness of the upper clamp has high requirements, the upper clamp can be respectively finely adjusted through the connecting plate and the bolt, the assembly difficulty of the equipment can be reduced, the manufacturing precision of the parts of the equipment is reduced, namely the allowable error range is larger; in addition, the bolt is sleeved with the first spring in a penetrating manner, so that the upper clamp can slide up and down to have certain elastic buffering, the flexible clamping of the PCB can be realized, and the levelness requirement of the upper clamp can be further reduced, namely, the unstable clamping caused by insufficient levelness can be effectively prevented due to the existence of the first spring;
the two ends of the upper clamp are provided with synchronous belts, one ends of the two synchronous belts are tensioned on the transmission shafts, and the arrangement of one transmission shaft ensures the transmission consistency of the synchronous belts at the two sides and ensures the stable motion of the upper clamp; tight round is connected in the regulating block, and the regulating block can be adjusted and the distance of transmission shaft, still includes the buffing pad, is equipped with the second spring between regulating block and the buffing pad, and synchronous belt's tensile force size can be adjusted to the take-up pulley is equipped with the second spring that is used for the buffering, makes the transmission efficiency of hold-in range higher, can reduce wearing and tearing, increase of service life.
The above description is only an overview of the technical solution of the present invention, and in order to make the technical means of the present invention clearer and can be implemented according to the content of the description, the following detailed description is made with reference to the preferred embodiments of the present invention and accompanying drawings.
Drawings
FIG. 1 is a schematic view of the overall structure of the flying probe machine of the present invention;
FIG. 2 is a schematic structural view of the automatic lifting clamp of the present invention;
FIG. 3 is an enlarged view of part A of FIG. 2 (elevating mechanism);
FIG. 4 is an enlarged view of the portion B of FIG. 2 (tension pulley);
the parts in the drawings are marked as follows:
an upper clamp 1 and a lower clamp 2;
the lifting mechanism 5, the synchronous belt 51, the synchronous belt pressing plate 52, the second slider 521, the driving motor 53, the linear guide rail 54, the sliding rail 541, the slider 542, the connecting plate 55, the connecting seat 551, the bolt 56, the first spring 561, the transmission shaft 57, the tensioning wheel 58, the adjusting block 581, the buffer seat 582, the fastener 583, the second spring 584 and the guide bolt 585;
PCB8 and chassis 9.
Detailed Description
The following detailed description of the preferred embodiments of the present invention will be provided in conjunction with the accompanying drawings, so as to enable those skilled in the art to more easily understand the advantages and features of the present invention, and thereby define the scope of the invention more clearly and clearly.
Example (b): an automatic lifting clamp of a flying probe testing machine is shown in figures 1 to 4: the clamping device comprises an upper clamp 1 and a lower clamp 2, wherein the lower clamp is fixedly connected to a rack 9, the upper clamp is connected to the rack in a sliding manner, the upper clamp and the lower clamp are arranged in parallel, and the upper clamp can be close to or far away from the lower clamp;
still including the drive go up gliding elevating system 5 from top to bottom of anchor clamps, elevating system is including being located go up synchronous belt 51 and the fixed connection of anchor clamps one side or both sides in go up the hold-in range clamp plate 52 of anchor clamps, hold-in range clamp plate closes synchronous belt, synchronous belt passes through driving motor 53 drive.
The utility model discloses an automatic lifting clamp passes through driving motor and synchronous belt drive during the use go up the up-and-down motion of anchor clamps, can realize automatic clamping, has abandoned the manual operation who realizes through the balancing weight among the prior art, labour saving and time saving to automatic operation is higher to the tight precision of clamp of the PCB8 that awaits measuring, and the condition that can prevent to exert oneself too greatly and damage PCB when the manual operation is pulled down and is gone up anchor clamps, effectual protection PCB that awaits measuring.
The two ends of the upper clamp are mounted on the frame through linear guide rails 54, the linear guide rails include sliding rails 541 fixedly connected to the frame and sliding blocks 542 fixedly connected to the two ends of the upper clamp, and it can be understood that the linear guide rails can enable the upper clamp to move up and down more smoothly.
The clamping device further comprises a connecting plate 55, the connecting plate is fixedly connected to two ends of the upper clamp, the connecting plate is fixedly connected to the sliding block, the connecting plate is connected to the synchronous belt pressing plate through a bolt 56, the bolt penetrates through a connecting seat 551 of the connecting plate and can move along the axial direction of the bolt, and the bolt is in threaded connection with the synchronous belt pressing plate;
the synchronous belt pressing plate is provided with a second sliding block 521, and the second sliding block is connected to the sliding rail in a sliding manner;
the bolt is sleeved with a first spring 561 in a penetrating mode, and flexible clamping of the upper clamp is achieved through the first spring;
the upper clamp of the utility model is not directly connected with the synchronous belt through the synchronous belt pressing plate, but indirectly connected with the bolt through the connecting plate, because the consistency of the height positions of the two ends of the upper clamp, or the levelness of the upper clamp has high requirements, the upper clamp can be respectively finely adjusted through the connecting plate and the bolt, the assembly difficulty of the equipment can be reduced, the manufacturing precision of the parts of the equipment is reduced, namely the allowable error range is larger;
in addition, the bolt is sleeved with the first spring in a penetrating mode, the upper clamp can slide up and down to have certain elastic buffering, flexible clamping of the PCB can be achieved, the levelness requirement of the upper clamp can be further reduced, and the unstable clamping condition caused by insufficient levelness can be effectively prevented due to the existence of the first spring.
As shown in fig. 2 and 4: the two ends of the upper clamp are both provided with the synchronous belts, one ends of the two synchronous belts are both tensioned on a transmission shaft 57, an output shaft of the driving motor is connected with the transmission shaft, and the other ends of the two synchronous belts are both provided with tensioning wheels 58;
the arrangement of one transmission shaft ensures the transmission consistency of the synchronous belts at two sides and ensures the stable motion of the upper clamp.
The tensioning wheel is connected to an adjusting block 581, the adjusting block is mounted on the frame through a fastener 583, and the adjusting block can adjust the distance between the adjusting block and the transmission shaft.
Further, still include buffing pad 582, buffing pad fixed connection in the frame, the regulating block with be equipped with second spring 584 between the buffing pad, second spring drive the regulating block is kept away from the buffing pad, the second spring is worn to overlap in guide bolt 585, guide bolt threaded connection in the regulating block, just guide bolt with buffing pad sliding connection, sliding connection's slip direction does guide bolt's axial.
The tensioning wheel can adjust synchronous belt's tensile force size to the tensioning wheel is equipped with the second spring that is used for the buffering, makes the transmission efficiency of hold-in range higher, can reduce wearing and tearing, increase of service life.
The driving motor is a servo motor, and the driving motor is a servo motor as the best implementation mode in the embodiment, so that the moving precision of the upper clamp is higher.
In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate the position or positional relationship based on the position or positional relationship shown in the drawings, or the position or positional relationship which is usually placed when the product of the present invention is used, and are only for convenience of description and simplification of the description, but do not indicate or imply that the device or element referred to must have a specific position, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," "third," and the like are used solely to distinguish one from another and are not to be construed as indicating or implying relative importance.
The utility model discloses a working process and theory of operation as follows:
the utility model discloses an automatic lifting clamp drives the up-and-down motion of going up anchor clamps through driving motor and synchronous belt during the use, can realize automatic clamping, has abandoned the manual operation who realizes through the balancing weight among the prior art, labour saving and time saving to the clamping precision of automatic operation to PCB is higher, can prevent to exert oneself too big and damage the condition of PCB when the manual operation is pulled down and is gone up anchor clamps, the PCB that awaits measuring of effectual protection;
the upper clamp of the utility model is not directly connected with the synchronous belt through the synchronous belt pressing plate, but indirectly connected with the bolt through the connecting plate, because the consistency of the height positions of the two ends of the upper clamp, or the levelness of the upper clamp has high requirements, the upper clamp can be respectively finely adjusted through the connecting plate and the bolt, the assembly difficulty of the equipment can be reduced, the manufacturing precision of the parts of the equipment is reduced, namely the allowable error range is larger; in addition, the bolt is sleeved with the first spring in a penetrating manner, so that the upper clamp can slide up and down to have certain elastic buffering, the flexible clamping of the PCB can be realized, and the levelness requirement of the upper clamp can be further reduced, namely, the unstable clamping caused by insufficient levelness can be effectively prevented due to the existence of the first spring;
the two ends of the upper clamp are provided with synchronous belts, one ends of the two synchronous belts are tensioned on the transmission shafts, and the arrangement of one transmission shaft ensures the transmission consistency of the synchronous belts at the two sides and ensures the stable motion of the upper clamp; tight round is connected in the regulating block, and the regulating block can be adjusted and the distance of transmission shaft, still includes the buffing pad, is equipped with the second spring between regulating block and the buffing pad, and synchronous belt's tensile force size can be adjusted to the take-up pulley is equipped with the second spring that is used for the buffering, makes the transmission efficiency of hold-in range higher, can reduce wearing and tearing, increase of service life.
The above only is the embodiment of the present invention, not limiting the scope of the present invention, all the equivalent structure changes made in the specification and the attached drawings or directly or indirectly applied to other related technical fields are included in the same principle as the present invention.
Claims (9)
1. The utility model provides an automatic rising anchor clamps of flying probe test machine which characterized in that: the clamping device comprises an upper clamp (1) and a lower clamp (2), wherein the lower clamp is fixedly connected to a rack (9), the upper clamp is connected to the rack in a sliding manner, the upper clamp and the lower clamp are arranged in parallel, and the upper clamp can be close to or far away from the lower clamp;
still including the drive go up anchor clamps gliding elevating system (5) from top to bottom, elevating system is including being located go up synchronous belt (51) and the fixed connection of anchor clamps one side or both sides in go up the hold-in range clamp plate (52) of anchor clamps, hold-in range clamp plate block in synchronous belt, synchronous belt passes through driving motor (53) drive.
2. The automatic lifting clamp of flying probe testing machine as claimed in claim 1, wherein: the two ends of the upper clamp are mounted on the rack through linear guide rails (54), and each linear guide rail comprises a sliding rail (541) fixedly connected to the rack and sliding blocks (542) fixedly connected to the two ends of the upper clamp.
3. The automatic lifting clamp of flying probe testing machine as claimed in claim 2, wherein: the clamping device is characterized by further comprising connecting plates (55), the connecting plates are fixedly connected to two ends of the upper clamp, the connecting plates are fixedly connected to the sliding blocks, the connecting plates are connected to the synchronous belt pressing plate through bolts (56), the bolts penetrate through connecting seats (551) of the connecting plates and can move along the axial direction of the bolts, and the bolts are in threaded connection with the synchronous belt pressing plate.
4. The automatic lifting clamp of flying probe testing machine as claimed in claim 3, wherein: the hold-in range clamp plate is equipped with second slider (521), second slider sliding connection in the slide rail.
5. The automatic lifting clamp of flying probe testing machine as claimed in claim 3, wherein: the bolt is sleeved with a first spring (561) in a penetrating mode, and flexible clamping of the upper clamp is achieved through the first spring.
6. The automatic lifting clamp of flying probe testing machine as claimed in claim 1, wherein: the both ends of going up anchor clamps all are equipped with synchronous belt, two synchronous belt's one end all tightens in transmission shaft (57), driving motor's output shaft transmission shaft, two synchronous belt's the other end all is equipped with take-up pulley (58).
7. The automatic lifting clamp of flying probe testing machine as claimed in claim 6, wherein: the tensioning wheel is connected to an adjusting block (581), the adjusting block is installed on the rack, and the adjusting block can adjust the distance between the adjusting block and the transmission shaft.
8. The automatic lifting clamp of flying probe testing machine as claimed in claim 7, wherein: still include buffing pad (582), buffing pad fixed connection in the frame, the regulating block with be equipped with the second spring between the buffing pad, second spring drive the regulating block is kept away from the buffing pad.
9. The automatic lifting clamp of flying probe testing machine as claimed in claim 1, wherein: the driving motor is a servo motor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020039270.4U CN211478401U (en) | 2020-01-09 | 2020-01-09 | Automatic lifting clamp of flying probe testing machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020039270.4U CN211478401U (en) | 2020-01-09 | 2020-01-09 | Automatic lifting clamp of flying probe testing machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211478401U true CN211478401U (en) | 2020-09-11 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020039270.4U Active CN211478401U (en) | 2020-01-09 | 2020-01-09 | Automatic lifting clamp of flying probe testing machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211478401U (en) |
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2020
- 2020-01-09 CN CN202020039270.4U patent/CN211478401U/en active Active
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