CN-224231829-U - Needle plate quick-change mechanism and testing device

CN224231829UCN 224231829 UCN224231829 UCN 224231829UCN-224231829-U

Abstract

The utility model discloses a needle plate quick-change mechanism and a testing device, wherein the needle plate quick-change mechanism comprises a mounting bracket; the upper needle plate assembly is inserted into the gap, the rear side of the upper needle plate assembly is provided with an inserting terminal fixing piece for abutting the inserting port, the inserting terminal fixing piece is detachably arranged above the fixing plate, and the fixing piece is used for fixing the upper needle plate assembly in the gap. The gap is defined between the fixing plate and the fixing strip, the top of the upper needle plate assembly is inserted into the gap, the top of the upper needle plate assembly is fixed in the gap by the fixing piece, a needle plate quick-change mechanism capable of being quickly inserted and detached is formed, the upper needle plate assembly can be quickly replaced, different upper needle plate assemblies can be adapted according to different products, the testing efficiency is improved, and meanwhile, a plurality of different testing devices can be not required to be used for testing different products.

Inventors

ZHAO YUWEI
ZHOU XUEWEN
ZHANG WENBING
ZHU YANXIANG

Assignees

苏州奥图思智能科技有限公司

Dates

Publication Date: 20260512
Application Date: 20250305

Claims (10)

1. A needle plate quick change mechanism, comprising: a mounting bracket; The fixing plate is arranged above the mounting bracket, and is provided with an inserting port; The fixing strip is arranged below the fixing plate, and a gap is formed between the fixing strip and the fixing plate; the upper needle plate assembly is inserted into the gap at the top, and an inserting terminal for abutting the inserting port is arranged at the rear side of the upper needle plate assembly; And the fixing piece is detachably arranged above the fixing plate and is used for fixing the upper needle plate assembly in the gap.
2. The needle plate quick change mechanism according to claim 1, wherein a plugboard is arranged at the top of the upper needle plate assembly, a guide post is arranged at the upper end of the plugboard, a guide groove is arranged on the side face of the fixing plate, and the plug-in terminal is arranged at the rear side of the plugboard.
3. The needle plate quick change mechanism according to claim 2, wherein the fixed plate is hinged with a rotating block, an arc-shaped groove is formed in the rotating block, the upper end of the guide post is movably arranged in the arc-shaped groove, and the rotating block is used for driving the guide post to move along the guide groove.
4. A needle plate quick change mechanism according to claim 3, wherein a push rod is provided on a side surface of the rotating block, and the push rod is used for driving the rotating block to rotate.
5. A needle plate quick change mechanism according to any one of claims 2 to 4, wherein the side of the insert plate is provided with a pull ring.
6. The needle plate quick change mechanism of claim 2, wherein said upper needle plate assembly further comprises: The upper end of the connecting column is connected with the plugboard; And the upper needle plate is connected to the lower end of the connecting column.
7. The quick change mechanism of claim 6, wherein the lower end of the upper needle plate is provided with a guide bar and a limit post.
8. The needle plate quick change mechanism according to claim 1, wherein the fixing member is provided as a latch or a bolt.
9. A test device comprising the faller quick change mechanism according to any one of claims 1 to 8.
10. A test device according to claim 9, further comprising: the second conveyor belt is arranged below the upper needle plate and is used for uploading the workpiece to be tested; The lower needle plate assembly is arranged below the upper needle plate; and the jacking mechanism is connected with the lower needle plate assembly and used for driving the lower needle plate assembly to ascend or descend.

Description

Needle plate quick-change mechanism and testing device Technical Field The utility model relates to the technical field of test equipment, in particular to a needle plate quick-changing mechanism. Background In the batch production process of PCBA, due to the running state of equipment, human factors of operators and the like, it is impossible to ensure that all PCBA produced is an intact product, so that various testing equipment and testing tools are required to be added at the tail end of production, and all the actual circuit boards leaving the factory are completely consistent with various specifications and parameters in design. The test types on the market at present include but are not limited to performance test, PCBA burning and FCT test, but the test products of the machine are not compatible, new products need new test machines, and therefore a test needle board quick-change opposite-plug mechanism is needed to solve the problems. Disclosure of utility model The utility model provides a needle plate quick-changing mechanism, which aims at solving at least one of the technical problems existing in the prior art. The technical scheme of the first aspect of the utility model relates to a needle plate quick-changing mechanism, which comprises: a mounting bracket; The fixing plate is arranged above the mounting bracket, and is provided with a plug terminal; The fixing strip is arranged below the fixing plate, and a gap is formed between the fixing strip and the fixing plate; the upper needle plate assembly is inserted into the gap at the top, and an inserting terminal for abutting the inserting port is arranged at the rear side of the upper needle plate assembly; And the fixing piece is detachably arranged above the fixing plate and is used for fixing the upper needle plate assembly in the gap. According to some embodiments of the utility model, a plugboard is arranged at the top of the upper needle board assembly, a guide post is arranged at the upper end of the plugboard, a guide groove is arranged on the side face of the fixed plate, and the plug-in terminals are arranged on the rear side of the plugboard. According to some embodiments of the utility model, the fixed plate is hinged with a rotating block, the rotating block is provided with an arc groove, the upper end of the guide post is movably arranged in the arc groove, and the rotating block is used for driving the guide post to move along the guide groove. According to some embodiments of the utility model, a push rod is arranged on the side surface of the rotating block, and the push rod is used for driving the rotating block to rotate. According to some embodiments of the utility model, the side of the insert plate is provided with a pull ring. According to some embodiments of the utility model, the upper needle plate assembly further comprises a connecting column, the upper end of the connecting column is connected with the plugboard, and the upper needle plate is connected with the lower end of the connecting column. According to some embodiments of the utility model, a guide rod and a limit post are arranged at the lower end of the upper needle plate. According to some embodiments of the utility model, the fixing is provided as a bolt or a bolt. The technical scheme of the second aspect of the utility model relates to a testing device, which comprises the needle plate quick-changing mechanism. According to some embodiments of the utility model, the device further comprises a second conveying belt, a lower needle plate assembly and a jacking mechanism, wherein the second conveying belt is arranged below the upper needle plate and used for uploading a workpiece to be tested, the lower needle plate assembly is arranged below the upper needle plate, and the jacking mechanism is connected with the lower needle plate assembly and used for driving the lower needle plate assembly to ascend or descend. The beneficial effects of the utility model are as follows: 1. the gap is defined between the fixing plate and the fixing strip, the top of the upper needle plate assembly is inserted into the gap, the top of the upper needle plate assembly is fixed in the gap by the fixing piece, a needle plate quick-change mechanism capable of being quickly inserted and detached is formed, the upper needle plate assembly can be quickly replaced, different upper needle plate assemblies can be adapted according to different products, the testing efficiency is improved, and meanwhile, a plurality of different testing devices can be not required to be used for testing different products. Drawings Fig. 1 is an overall plan view of a PCB production line according to an embodiment of the present utility model; FIG. 2 is a schematic view of the overall structure of a dispensing station according to an embodiment of the present utility model; FIG. 3 is a schematic view of a dispensing head and a displacement module according to an embodiment of the present utility model