Self-adaptive weight supporting system

Abstract

The utility model discloses a self-adaptive weight supporting system which is suitable for supporting a first object and comprises a driving assembly, a lead screw, a fixing assembly, a nut, a main plate and at least one supporting leg. The driving assembly is fixedly installed on a first object, the lower end of the driving assembly is in transmission connection with the lead screw, and the driving assembly is used for driving the lead screw to rotate; the fixing assembly is fixedly installed on a first object, the lead screw rotatably penetrates through the fixing assembly, the nut is fixedly arranged at the upper end of the main plate, and the nut is movably arranged on the lead screw in a sleeving mode through thread fit; the lower end of the main board extends downwards to form at least one extending part, and the supporting legs are installed on the extending parts. Through the application of the utility model, the utility model provides a supporting system which can better adapt to objects with different weights, is particularly suitable for lifting and transferring the test head, occupies a small space, and is beneficial to the butt joint and matching of the test head and a probe station; the device is simple in structure and convenient to disassemble and assemble, and manpower waste is reduced.

Description

Technical Field

[0001] The utility model relates to the technical field of test head docking, in particular to an adaptive weight support system. Background Art

[0002] At present, in the semiconductor and optoelectronic industries, it is common to use the method of docking the test head with the probe station to achieve the inspection of high-precision devices and other products. However, this type of test head is generally heavy and often requires engineering vehicles to carry and cooperate, and it must be manually assisted in installation and fixation, which seriously wastes manpower and is difficult to achieve stable lifting and transportation. In particular, after the engineering vehicle and the test head are installed, the overall volume is too large, and its movement is very inconvenient in the case of limited space; this directly affects the normal progress of the above-mentioned inspection work and reduces the inspection efficiency of the product. Utility Model Content

[0003] In view of this, in order to solve the above problems, the purpose of the utility model is to provide an adaptive weight support system suitable for supporting a first object, comprising: a driving assembly, a screw rod, a fixing assembly, a nut, a main board and at least one supporting foot;

[0004] The driving assembly is fixedly mounted on the first object, the lower end of the driving assembly is drivingly connected to the screw rod, and the driving assembly is used to drive the screw rod to rotate;

[0005] The fixing assembly is fixedly mounted on the first object, the screw rod is rotatably arranged through the fixing assembly, the nut is fixedly arranged on the upper end of the main board, and the nut is movably sleeved on the screw rod through threaded engagement;

[0006] The lower end of the main board extends downward and forms at least one extending portion, and the supporting foot is installed on the extending portion.

[0007] In another preferred embodiment, the lower ends of both sides of the main board extend downwards respectively and form two extension parts, the two supporting feet are respectively arranged on the two extension parts, and the screw rod is arranged between the two extension parts.

[0008] In another preferred embodiment, the driving assembly includes: a motor, a reducer, a fixed block and a coupling, the motor, the reducer, the coupling and the screw are sequentially connected in transmission from top to bottom, the reducer is fixedly connected to the fixed block, and the fixed block is fixedly connected to the first object.

[0009] In another preferred embodiment, the fixing assembly includes: an upper fixer and a lower fixer, the upper fixer and the lower fixer are respectively fixedly installed on the upper and lower parts of the first object, and the screw rod is arranged to pass through the upper fixer and the lower fixer in sequence from top to bottom.

[0010] In another preferred embodiment, the supporting foot comprises: an elastic supporting assembly and a roller, the roller is mounted on the extending portion through the elastic supporting assembly, and the elastic supporting assembly has at least an elastic deformation amount arranged along the vertical direction.

[0011] In another preferred embodiment, the elastic support assembly includes: an outer shell, an elastic member, a support member and a caster mounting head, the outer shell is fixedly mounted on the extension portion, an adjustment channel is formed in the outer shell along the vertical direction, the support member is installed in the adjustment channel so as to be movable up and down, the caster mounting head is arranged at the lower end of the support member, the elastic member is arranged between the top of the adjustment channel and the upper end of the caster mounting head, and the roller is installed at the lower end of the caster mounting head.

[0012] In another preferred embodiment, the elastic support assembly includes: a limit member and a limit groove, wherein the limit groove is arranged at the upper part of the extension part, and the limit groove extends along the vertical direction. One end of the limit member can be slidably arranged in the limit groove up and down, and the other end of the limit member is fixedly connected to the upper end of the support member.

[0013] In another preferred embodiment, the upper portion of the caster mounting head has a threaded hole, and the lower end of the support member is connected to the caster mounting head through threaded fitting.

[0014] In another preferred embodiment, it further includes: at least one slider and at least one slide rail, the slider or the slide rail is fixedly arranged on the first object, the slide rail or the slider is fixedly arranged on the main board, and the slider and the slide rail are arranged in a sliding fit.

[0015] In another preferred embodiment, it further includes: a sensor component, which is fixedly mounted on the mainboard and is communicatively connected with the driving component.

[0016] Due to the adoption of the above technical solution, the utility model has the following positive effects compared with the prior art:

[0017] Through the application of the utility model, a support system is provided which can better adapt to objects of different weights, and is particularly suitable for the lifting and transportation of the test head, and occupies less space, which is conducive to the docking and cooperation between the test head and the probe station; the utility model has a simple structure, is easy to disassemble and assemble, and reduces manpower waste. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 It is a front schematic diagram of an adaptive weight support system of the utility model;

[0019] Figure 2 It is a schematic diagram of the back side of an adaptive weight support system of the utility model;

[0020] Figure 3 It is a partial cross-sectional view of an adaptive weight support system of the utility model;

[0021] Figure 4 This is a schematic diagram of the use of an adaptive weight support system of the utility model.

[0022] In the attached figure:

[0023] 1. Driving assembly; 2. Screw rod; 3. Fixing assembly; 4. Nut; 5. Main board; 6. Support foot; 7. First object; 8. Extension; 9. Motor; 10. Reducer; 11. Fixing block; 12. Coupling; 13. Upper fixer; 14. Lower fixer; 15. Elastic supporting assembly; 16. Roller; 17. Outer casing; 18. Elastic member; 19. Support member; 20. Caster mounting head; 21. Adjustment channel; 22. Limiting member; 23. Limiting groove; 24. Slider; 25. Slide rail; 26. Sensor assembly. DETAILED DESCRIPTION

[0024] The present invention will be further described below in conjunction with the accompanying drawings and specific embodiments, but they are not intended to limit the present invention.

[0025] like Figure 1 , Figure 2 and Figure 4 As shown, a preferred embodiment of an adaptive weight support system is shown, which is suitable for supporting a first object 7, and includes: a driving assembly 1, a screw rod 2, a fixing assembly 3, a nut 4, a main board 5 and at least one supporting foot 6; the driving assembly 1 is fixedly mounted on the first object 7, the lower end of the driving assembly 1 is in transmission connection with the screw rod 2, and the driving assembly 1 is used to drive the rotation of the screw rod 2; the fixing assembly 3 is fixedly mounted on the first object 7, the screw rod 2 is rotatably arranged through the fixing assembly 3, the nut 4 is fixedly arranged on the upper end of the main board 5, and the nut 4 is movably sleeved on the screw rod 2 through threaded engagement; the lower end of the main board 5 extends downward and forms at least one extension portion 8, and the supporting foot 6 is mounted on the extension portion 8. Further, under the drive of the driving assembly 1, the screw rod 2 will rotate, so that the nut 4 threadedly engaged therewith moves in a straight line, thereby driving the main board 5 and the supporting foot 6 to move and adjust in the vertical direction relative to the first object 7, and since the supporting foot 6 is supported on the ground, the height of the first object 7 can be adjusted.

[0026] Further, as a preferred embodiment, the lower ends of both sides of the main board 5 extend downward respectively and form two extension parts 8 , the two supporting feet 6 are respectively arranged on the two extension parts 8 , and the screw rod 2 is arranged between the two extension parts 8 .

[0027] Furthermore, as a preferred embodiment, the main board 5 is arranged in an approximately herringbone shape as a whole.

[0028] Further, as a preferred embodiment, the drive assembly 1 includes: a motor 9, a reducer 10, a fixed block 11 and a coupling 12. The motor 9, the reducer 10, the coupling 12 and the screw 2 are sequentially connected in a transmission manner from top to bottom, the reducer 10 is fixedly connected to the fixed block 11, and the fixed block 11 is fixedly connected to the first object 7. Further, the fixed block 11 is used as an installation base to achieve the fixed position of the motor 9 and the reducer 10 relative to the first object 7, and the setting of the coupling 12 ensures that the motor 9 and the reducer 10 can stably transmit the torque to the screw 2.

[0029] Further, as a preferred embodiment, the fixing block 11 is fixedly connected to the outer wall of the first object 7 by bolts.

[0030] Further, as a preferred embodiment, the number of the fixing blocks 11 is preferably two, and the two fixing blocks 11 are respectively fixed to the two sides of the reducer 10 , and the two fixing blocks 11 are both fixedly connected to the first object 7 .

[0031] Further, as a preferred embodiment, the fixing assembly 3 includes: an upper fixer 13 and a lower fixer 14, the upper fixer 13 and the lower fixer 14 are respectively fixedly mounted on the upper part and the lower part of the first object 7, and the screw rod 2 is sequentially arranged through the upper fixer 13 and the lower fixer 14 from top to bottom. Further, the upper fixer 13 and the lower fixer 14 are at least used to limit the vertical and horizontal movement of the corresponding screw rod 2 and allow the screw rod 2 to rotate.

[0032] Further, as a preferred embodiment, the upper fixer 13 is disposed on the portion of the screw rod 2 between the coupling 12 and the nut 4 , and the lower fixer 14 is disposed between the two extension portions 8 .

[0033] like Figure 1 and Figure 3 As shown, further, as a preferred embodiment, the support foot 6 includes: an elastic support component 15 and a roller 16, the roller 16 is installed on the extension part 8 through the elastic support component 15, and the elastic support component 15 has at least an elastic deformation amount set in the vertical direction. Further, through the setting of the elastic support component 15, at least the main board 5 has a certain adjustable amount in the vertical direction, so that the vertical position or tilt state of the main board 5 can be adjusted to a certain extent without the cooperation of the screw rod 2.

[0034] Further, as a preferred embodiment, the elastic support assembly 15 includes: an outer shell 17, an elastic member 18, a support member 19 and a caster mounting head 20, the outer shell 17 is fixedly mounted on the extension portion 8, an adjustment channel 21 is formed in the outer shell 17 along the vertical direction, the support member 19 is installed in the adjustment channel 21 so as to be movable up and down, the caster mounting head 20 is arranged at the lower end of the support member 19, the elastic member 18 is arranged between the top of the adjustment channel 21 and the upper end of the caster mounting head 20, and the roller 16 is installed at the lower end of the caster mounting head 20. Further, the elastic member 18 is arranged between the caster mounting head 20 and the outer shell 17 as an elastic support, thereby forming an elastic support between the roller 16 and the main board 5.

[0035] Furthermore, as a preferred embodiment, the outer sleeve 17 is at least partially embedded in the through groove formed on the extension portion 8 .

[0036] Further, as a preferred embodiment, the outer shell 17 is fixedly connected to the main board 5 by bolts.

[0037] Furthermore, as a preferred embodiment, the elastic member 18 is a spring sleeved on the outer circumference of the support member 19 .

[0038] Further, as a preferred embodiment, the adjustment channel 21 has at least one inner top surface set downward, the upper end of the spring contacts the inner top surface, and the outer periphery of the caster mounting head 20 is formed with an upward annular surface, and the lower end of the spring contacts the annular surface.

[0039] Further, as a preferred embodiment, the elastic support assembly 15 includes: a limiter 22 and a limiter groove 23, the limiter groove 23 is arranged at the upper part of the extension part 8, the limiter groove 23 is extended in the vertical direction, one end of the limiter 22 is slidably arranged in the limiter groove 23, and the other end of the limiter 22 is fixedly connected to the upper end of the support member 19. Further, the vertical displacement of the support member 19 is limited by the cooperation between the limiter 22 and the limiter groove 23, so as to prevent a large impact in the vertical direction under unexpected circumstances.

[0040] Further, as a preferred embodiment, the limiting groove 23 is formed by a rounded elongated hole in a plate fixed on the extension portion 8 .

[0041] Further, as a preferred embodiment, the limiting member 22 is provided as a bolt-shaped member, the supporting member 19 is provided as a rod-shaped structure, and the limiting member 22 and the supporting member 19 are provided perpendicularly to the axis.

[0042] Further, as a preferred embodiment, the limiting member 22 is disposed above the outer casing 17 .

[0043] Further, as a preferred embodiment, the upper part of the caster mounting head 20 has a threaded hole, and the lower end of the support member 19 is connected to the caster mounting head 20 through threaded matching. Further, the lower end of the support member 19 is provided with a corresponding external thread, and the caster mounting head 20 can press the elastic member 18 upward or relax it downward through the threaded matching of the caster mounting head 20 to adjust the hardness of the elastic member 18, thereby changing the overall elastic adjustment amount and supporting force of the adaptive weight support system.

[0044] Further, as a preferred embodiment, it further comprises: at least one slider 24 and at least one slide rail 25, the slider 24 or the slide rail 25 is fixedly arranged on the first object 7, the slide rail 25 or the slider 24 is fixedly arranged on the main board 5, and the slider 24 and the slide rail 25 are arranged in a sliding cooperation. Further, the cooperation of the slide rail 25 and the slider 24 enables the main board 5 to be guided to move vertically relative to the first object 7, and restricts it from moving in the horizontal direction.

[0045] Further, as a preferred embodiment, two sliders 24 and two slide rails 25 are preferably provided. The two sliders 24 are respectively fixedly provided on the back sides of the two extension portions 8 , and the two slide rails 25 are respectively fixed on the first object 7 by bolts.

[0046] The above are only preferred embodiments of the present invention, and are not intended to limit the implementation methods and protection scope of the present invention.

[0047] The utility model also has the following implementation methods based on the above:

[0048] In a further embodiment of the present invention, the nut 4 and the caster mounting head 20 are preferably both designed as T-shaped nuts.

[0049] In a further embodiment of the utility model, it further includes: a sensor component 26, which is fixedly mounted on the main board 5 and is in communication connection with the driving component 1. Further, the setting of the sensor component 26 enables at least the position information between the main board 5 and the first object 7 to be obtained, and further the position information of the nut 4 relative to the screw rod 2 to be obtained, and then the driving of the motor 9 is controlled according to the above position information, so as to at least avoid the collision of the nut 4 when it moves to the end.

[0050] In a further embodiment of the utility model, the sensing component 26 preferably includes: at least one sensor and at least one sensing sheet, the sensor or the sensing sheet is arranged on the main board 5, the sensing sheet or the sensor is arranged on the first object 7, and the sensor is used to sense the position of the sensing sheet, that is, when the sensing sheet is close to the sensor, the sensor can at least obtain a position signal.

[0051] In a further embodiment of the present invention, the sensor component 26 is preferably a photoelectric sensor device.

[0052] In a further embodiment of the present invention, preferably, a plurality of induction sheets are sequentially arranged on the periphery of the main board 5 , and a plurality of sensors are arranged at appropriate positions of the first object 7 .

[0053] like Figure 4 As shown, in a further embodiment of the present invention, when supporting the first object 7, two of the above-mentioned adaptive weight support systems are preferably provided, and the two adaptive weight support systems are respectively provided on both sides of the first object 7.

[0054] In a further embodiment of the utility model, the rollers are universal wheels or fixed wheels; preferably, the two rollers at the bottom of one adaptive weight support system are universal wheels, and the two rollers at the bottom of the other adaptive weight support system are fixed wheels, so that the first object 7 can perform a more flexible turning action.

[0055] In a further embodiment of the present invention, the first object 7 is preferably a test head. With the support of the adaptive weight support system, the first object 7 will be allowed to move close to the second object, which is preferably a probe station.

[0056] The above description is only a preferred implementation of the present invention, and does not limit the implementation mode and protection scope of the present invention. For those skilled in the art, it should be aware that all solutions obtained by equivalent substitutions and obvious changes made using the description and illustrations of the present invention should be included in the protection scope of the present invention.

Claims

1. An adaptive weight support system, adapted to support a first object, characterized in that: include: A driving assembly, a lead screw, a fixing assembly, a nut, a main board and at least one supporting foot; The driving assembly is fixedly mounted on the first object, the lower end of the driving assembly is drivingly connected to the screw rod, and the driving assembly is used to drive the screw rod to rotate; The fixing assembly is fixedly mounted on the first object, the screw rod is rotatably arranged through the fixing assembly, the nut is fixedly arranged on the upper end of the main board, and the nut is movably sleeved on the screw rod through threaded engagement; The lower end of the main board extends downward and forms at least one extending portion, and the supporting foot is installed on the extending portion.

2. The adaptive weight support system according to claim 1, characterized in that The lower ends of both sides of the main board extend downwards respectively and form two extension parts, the two supporting feet are respectively arranged on the two extension parts, and the screw rod is arranged between the two extension parts.

3. The adaptive weight support system according to claim 1, characterized in that The driving assembly includes: a motor, a reducer, a fixed block and a coupling. The motor, the reducer, the coupling and the screw are sequentially connected in transmission from top to bottom. The reducer is fixedly connected to the fixed block, and the fixed block is fixedly connected to the first object.

4. The adaptive weight support system according to claim 1, characterized in that: The fixing assembly comprises an upper fixer and a lower fixer, wherein the upper fixer and the lower fixer are respectively fixedly mounted on the upper part and the lower part of the first object, and the screw rod passes through the upper fixer and the lower fixer in sequence from top to bottom.

5. The adaptive weight support system according to claim 1, characterized in that: The support foot comprises an elastic support component and a roller, wherein the roller is mounted on the extension portion through the elastic support component, and the elastic support component has at least an elastic deformation amount arranged along a vertical direction.

6. The adaptive weight support system according to claim 5, characterized in that: The elastic support assembly includes: an outer shell, an elastic member, a support member and a caster mounting head, the outer shell is fixedly mounted on the extension portion, an adjustment channel is formed in the outer shell along the vertical direction, the support member is installed in the adjustment channel so as to be movable up and down, the caster mounting head is arranged at the lower end of the support member, the elastic member is arranged between the top of the adjustment channel and the upper end of the caster mounting head, and the roller is installed at the lower end of the caster mounting head.

7. The adaptive weight support system according to claim 6, characterized in that The elastic support assembly includes: a limit member and a limit groove, wherein the limit groove is arranged at the upper part of the extension part, and the limit groove extends along the vertical direction. One end of the limit member can be slidably arranged in the limit groove up and down, and the other end of the limit member is fixedly connected to the upper end of the support member.

8. The adaptive weight support system according to claim 6, characterized in that The upper part of the caster mounting head is provided with a threaded hole, and the lower end of the support member is connected to the caster mounting head through threaded cooperation.

9. The adaptive weight support system of claim 1, wherein: Also includes: At least one slider and at least one slide rail, the slider or the slide rail is fixedly arranged on the first object, the slide rail or the slider is fixedly arranged on the main board, and the slider and the slide rail are arranged in a sliding cooperation.

10. The adaptive weight support system of claim 1, wherein: Also includes: The sensor component is fixedly mounted on the mainboard, and the sensor component is communicatively connected with the driving component.

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