Clamping adjusting device for electronic device test

Abstract

The utility model provides a clamping adjusting device for electronic device testing, which relates to the field of electronic device testing and comprises a clamping adjusting assembly and a driving assembly, a second connecting rod of the driving assembly is rotatably connected with a moving platform of a clamping assembly, and a clamping mechanism comprises a clamping jaw, a sliding table, a ball screw, a clamping motor and a supporting seat. The clamping jaw is connected with the top end of the sliding table, the sliding table is in spiral transmission with the ball screw, an output shaft of the clamping motor is connected with the first end of the ball screw through a coupler, the second end of the ball screw is connected with the supporting base, and a vacuum suction cup and a visual camera are arranged on a movable platform of the clamping assembly. The specification information of the electronic device is recognized through the visual camera, the clamping jaw is controlled to move to a to-be-clamped area under the cooperation of the driving assembly and the clamping assembly, and when the vacuum suction cup adsorbs the center position of the electronic device, the clamping jaw adjusts the distance in a self-adaptive mode according to the specification of the electronic device, and self-adaptive clamping of the electronic device is achieved.

Description

TECHNICAL FIELD

[0001] The utility model relates to electronic device test field, concretely relates to a kind of for electronic device test's clamping adjustment device. BACKGROUND

[0002] With the increasingly complex electronic equipment, the production precision requirement of electronic device is constantly improved, and the demand for efficient, intelligent and accurate automated handling equipment is increasing, especially in integrated circuit IC production, the automation of electronic device is the key component in automated test equipment ATE and production line, mainly used for electronic device in electronic device production and testing process is grabbed, handling and placement.

[0003] The existing electronic device test mainly uses rigid mechanical claw or fixture, relies on physical contact positioning device, is easy to cause micro device breakage or pin deformation due to uneven clamping force, and is difficult to adapt to multi-specification device switching, and fixture replacement relies on manual adjustment, time-consuming and easy to introduce human error, difficult to meet the demand of rapid line change, difficult to meet the advanced electronic device test demand in precision, flexibility, efficiency and intelligentization, therefore it is necessary to propose a kind of for electronic device test's clamping adjustment device. UTILITY MODEL CONTENT

[0004] In order to solve the above technical problems, the utility model provides a kind of for electronic device test's clamping adjustment device, the shape, size and position information of electronic device are identified by visual camera, under the cooperation of driving assembly and clamping assembly, control jaw movement to be clamped area, while vacuum chuck adsorbs electronic device center position, jaw is self-adaptingly adjusted interval according to electronic device specification, realizes the dynamic self-adapting clamping of electronic device, with the advantages of strong adaptability and high stability.

[0005] The utility model provides a kind of for electronic device test's clamping adjustment device, it includes clamping assembly and drive assembly, the second connecting rod of drive assembly is rotationally connected with the moving platform of clamping assembly, clamping assembly includes multiple clamping mechanisms and moving platform, each clamping mechanism includes jaw, sliding table, ball screw, clamping motor and support seat, jaw is L-shaped structure, and the first end of jaw is equipped with elastic member, the second end of jaw is connected with the top end of sliding table, sliding table is screw transmission with ball screw, the output shaft of clamping motor is connected with the first end of ball screw by coupling, the second end of ball screw is connected with support seat;Drive assembly includes multiple drive mechanisms, each drive mechanism includes first connecting rod, second connecting rod, first motor, fixed seat, connecting plate, sliding block, slide rail, synchronous belt, driving pulley, driven pulley and second motor, the first end of first connecting rod is rotationally connected with the hinged seat of moving platform side end, the first end of second connecting rod is rotationally connected with the second end of first connecting rod, the output shaft of first motor is connected with the second end of second connecting rod by coupling, first motor is arranged on fixed seat, fixed seat is connected with the fixed block on synchronous belt, sliding block respectively by connecting plate, sliding block is slidably connected with slide rail, driving pulley is drivingly connected with driven pulley by synchronous belt, the output shaft of second motor is connected with driving pulley.

[0006] Preferably, the clamping assembly further comprises a first clamping mechanism, a second clamping mechanism, a third clamping mechanism and a fourth clamping mechanism, the clamping mechanisms are arranged perpendicularly around the moving platform, the first clamping mechanism and the second clamping mechanism are arranged in parallel on the first end surface of the moving platform, and the third clamping mechanism and the fourth clamping mechanism are arranged in parallel on the second end surface of the moving platform.

[0007] Preferably, the utility model further comprises a base arranged below the drive assembly, each drive mechanism is arranged perpendicularly on the base, the drive assembly comprises a first drive mechanism, a second drive mechanism and a third drive mechanism, and the first drive mechanism and the second drive mechanism are located on the same plane.

[0008] Preferably, the movement direction of the synchronous belt is the same as the arrangement direction of the slide rail, and the central axes of the driving pulley and the driven pulley are perpendicular to the arrangement direction of the slide rail.

[0009] Preferably, the moving platform of the clamping assembly is provided with a vacuum chuck and a vision camera.

[0010] Preferably, a torsional spring is arranged at the connection between the first connecting rod and the second connecting rod.

[0011] Compared with the prior art, the utility model has the following beneficial effects:

[0012] The utility model is used for the clamping adjustment device of electronic device test, through visual camera recognition electronic device's shape, size, position etc. information, under the cooperation of drive assembly and clamping assembly, control the pincer claw can move to the area of waiting for clamping to the center position of vacuum chuck adsorption electronic device, the pincer claw can adjust the interval according to electronic device specification self -adaptation simultaneously, realize the self -adaptation of electronic device clamping, can keep stability and high accuracy in complex environment, adapt to different specifications and types of electronic device clamping demand. BRIEF DESCRIPTION OF DRAWINGS

[0013] Figure 1 It is whole structure schematic diagram of the utility model for electronic device test's clamping adjustment device;

[0014] Figure 2 It is front view schematic diagram of the utility model for electronic device test's clamping adjustment device;

[0015] Figure 3 It is structure schematic diagram of clamping assembly in the utility model;

[0016] Figure 4 It is front view schematic diagram of clamping assembly in the utility model;

[0017] Figure 5 It is top view schematic diagram of clamping assembly in the utility model.

[0018] Main drawing mark:

[0019] 1, clamping assembly; 11, first clamping mechanism; 111, pincer claw; 112, sliding table; 113, ball screw; 114, clamping motor; 115, support seat; 116, elastic part; 12, second clamping mechanism; 13, third clamping mechanism; 14, fourth clamping mechanism; 15, moving platform; 2, drive assembly; 21, first drive mechanism; 201, first connecting rod; 202, second connecting rod; 203, first motor; 204, fixed seat; 205, connecting plate; 206, sliding block; 207, slide rail; 208, synchronous belt; 209, driving pulley; 210, driven pulley; 211, second motor; 22, second drive mechanism; 23, third drive mechanism; 3, vacuum chuck. DETAILED DESCRIPTION

[0020] Below, the embodiment of the utility model is explained with reference to the drawings.

[0021] The utility model is used for the clamping adjustment device of electronic device test, like Figure 1 And Figure 2As shown, it comprises a clamping assembly 1 and a driving assembly 2, the second connecting rod 202 of the driving assembly 2 is rotationally connected with the moving platform 15 of the clamping assembly 1, the driving assembly 2 is arranged on the base, the moving platform 15 of the clamping assembly 1 is provided with a vacuum chuck 3 and a visual camera, the clamping assembly 1 is driven by the driving assembly 2 to move above the electronic device to be clamped, the clamping assembly 1 drives each clamping jaw 111 to approach or move away from each other, so as to realize the self-adaptive clamping of the clamping assembly 1.

[0022] In combination Figure 1 As shown, the driving assembly 2 comprises a plurality of driving mechanisms, the driving assembly 2 comprises a first driving mechanism 21, a second driving mechanism 22 and a third driving mechanism 23, the first driving mechanism 21 and the second driving mechanism 22 are located on the same plane. Each driving mechanism is arranged perpendicular to each other on the base, each driving mechanism is the same structure, each driving mechanism comprises a first connecting rod 201, a second connecting rod 202, a first motor 203, a fixed seat 204, a connecting plate 205, a sliding block 206, a sliding rail 207, a synchronous belt 208, a driving pulley 209, a driven pulley 210 and a second motor 211, the first end of the first connecting rod 201 is rotationally connected with the hinge seat on the side of the moving platform 15, the first end of the second connecting rod 202 is rotationally connected with the second end of the first connecting rod 201, the connecting part of the second connecting rod 202 and the first connecting rod 201 is provided with a torsion spring, the output shaft of the first motor 203 is connected with the second end of the second connecting rod 202 through a shaft coupling, the first motor 203 is arranged on the fixed seat 204, the fixed seat 204 is connected with the fixed block on the synchronous belt 208 and the sliding block 206 through the connecting plate 205, the sliding block 206 is slidingly connected with the sliding rail 207, the driving pulley 209 is drivingly connected with the driven pulley 210 through the synchronous belt 208, the output shaft of the second motor 211 is connected with the driving pulley 209, the movement direction of the synchronous belt 208 is the same as the arrangement direction of the sliding rail 207, the center axis of the driving pulley 209 and the center axis of the driven pulley 210 are perpendicular to the arrangement direction of the sliding rail 207.

[0023] As Figures 3-5As shown, the clamping assembly 1 includes a plurality of clamping mechanisms and a moving platform 15, the clamping assembly 1 includes a first clamping mechanism 11, a second clamping mechanism 12, a third clamping mechanism 13 and a fourth clamping mechanism 14, each clamping mechanism is arranged perpendicularly around the moving platform 15, the first clamping mechanism 11 and the second clamping mechanism 12 are arranged parallel to each other on the first end face of the moving platform 15, and the third clamping mechanism 13 and the fourth clamping mechanism 14 are arranged parallel to each other on the second end face of the moving platform 15. Each clamping mechanism has the same structure, and each clamping mechanism includes a clamping jaw 111, a sliding table 112, a ball screw 113, a clamping motor 114 and a support seat 115, the clamping jaw 111 has an L-shaped structure, the first end of the clamping jaw 111 is provided with an elastic element 116, the second end of the clamping jaw 111 is connected with the top end of the sliding table 112, the sliding table 112 is screw-connected with the ball screw 113, the output shaft of the clamping motor 114 is connected with the first end of the ball screw 113 through a shaft coupling, and the second end of the ball screw 113 is connected with the support seat 115.

[0024] The utility model for electronic device testing's clamping adjustment device is further described in combination with the following examples:

[0025] In electronic device testing, it is suitable for integrated circuits, sensors, power supplies and other devices, and the specific testing is:

[0026] Firstly, the clamping position is adjusted, the shape, size, position and other information of the electronic device are recognized through the visual camera, each driving mechanism in the driving assembly 2 is controlled to drive the clamping assembly 1 to move to the preset position, the second motor 211 drives the driving pulley 209 to rotate, thereby driving the synchronous belt 208 to move along the sliding rail 207, so as to drive the first motor 203 on the fixed seat 204 to move along the sliding rail 207; the first motor 203 in each driving mechanism drives the second connecting rod 202 to move, thereby driving the first connecting rod 201 to move, so as to adjust the angle of the moving platform 15.

[0027] Then, the clamping operation is performed, when the electronic device to be clamped moves below the moving platform 15, the central position of the electronic device to be clamped is adsorbed by the vacuum chuck 3. According to the size of the outer shape of the electronic device to be clamped, the ball screw 113 is driven to move by the clamping motor 114, thereby driving the sliding table 112 to move along the ball screw 113, so as to adjust the distance between the clamping jaws 111, and realize the omnidirectional clamping of the clamping jaws 111 in the clamping assembly 1.

[0028] Finally, when the electronic device is transferred to the designated position, the adsorption of the electronic device by the vacuum chuck 3 is cancelled, the clamping jaws 111 of the clamping assembly 1 are controlled to move away from each other until the electronic device is released, and the clamping of the electronic device is completed.

[0029] The utility model is used for the clamping adjustment device of electronic device test, through visual camera identification electronic device's shape, size, position etc. information, under the cooperation of drive assembly 2 and clamping assembly 1, control the quick movement of clamping jaw 111 to the area of waiting clamping, while the vacuum chuck 3 adsorbs the center position of electronic device, and clamping jaw 111 can be adjusted spacing according to electronic device specification self -adaptation, realize the self -adaptation of electronic device clamping, can keep stability and high accuracy in complex environment, satisfy the clamping demand of different specifications and types of electronic device.

[0030] The above embodiments only describe the preferred embodiments of the utility model, and do not limit the scope of the utility model. Without departing from the design spirit of the utility model, various modifications and improvements of the technical solutions of the utility model made by those skilled in the art shall fall within the protection scope determined by the claims of the utility model.

Claims

1. A gripper adjustment device for electronic device testing, characterized by: It includes clamping assembly and driving assembly, the second connecting rod of the driving assembly is rotationally connected with the moving platform of the clamping assembly; The clamping assembly includes a plurality of clamping mechanisms and a moving platform, each clamping mechanism includes a clamping jaw, a sliding table, a ball screw, a clamping motor and a support seat, the clamping jaw is L-shaped structure, and the first end of the clamping jaw is provided with an elastic element, the second end of the clamping jaw is connected with the top end of the sliding table, the sliding table is screw driven with the ball screw, the output shaft of the clamping motor is connected with the first end of the ball screw through a shaft coupling, and the second end of the ball screw is connected with the support seat; The driving assembly includes a plurality of driving mechanisms, each driving mechanism includes a first connecting rod, a second connecting rod, a first motor, a fixed seat, a connecting plate, a sliding block, a sliding rail, a synchronous belt, a driving pulley, a driven pulley and a second motor, the first end of the first connecting rod is rotationally connected with the hinge seat at the side end of the moving platform, the first end of the second connecting rod is rotationally connected with the second end of the first connecting rod, the output shaft of the first motor is connected with the second end of the second connecting rod through a shaft coupling, the first motor is arranged on the fixed seat, the fixed seat is connected with the fixed block on the synchronous belt and the sliding block through the connecting plate, the sliding block is slidingly connected with the sliding rail, the driving pulley is drivingly connected with the driven pulley through the synchronous belt, and the output shaft of the second motor is connected with the driving pulley.

2. The grip adjustment device for electronic device testing of claim 1, wherein: The clamping assembly further includes a first clamping mechanism, a second clamping mechanism, a third clamping mechanism and a fourth clamping mechanism, the clamping mechanisms are arranged perpendicularly around the moving platform, the first clamping mechanism and the second clamping mechanism are arranged in parallel on the first end face of the moving platform, and the third clamping mechanism and the fourth clamping mechanism are arranged in parallel on the second end face of the moving platform.

3. The grip adjustment device for electronic device testing of claim 1, wherein: The base is arranged below the driving assembly, the driving mechanisms are arranged perpendicularly on the base, the driving assembly includes a first driving mechanism, a second driving mechanism and a third driving mechanism, and the first driving mechanism and the second driving mechanism are located on the same plane.

4. The grip adjustment device for electronic device testing of claim 1, wherein: The movement direction of the synchronous belt is the same as the arrangement direction of the sliding rail, the center axis of the driving pulley and the center axis of the driven pulley are perpendicular to the arrangement direction of the sliding rail.

5. The grip adjustment device for electronic device testing of claim 1, wherein: A vacuum chuck and a visual camera are arranged on the moving platform of the clamping assembly.

6. The grip adjustment device for electronic device testing of claim 1, wherein: A torsional spring is arranged at the connection between the first connecting rod and the second connecting rod.

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