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CN-224215990-U - PCB size detection tool

CN224215990UCN 224215990 UCN224215990 UCN 224215990UCN-224215990-U

Abstract

The utility model discloses a PCB size detection tool, and belongs to the field of PCB detection. The PCB detection device comprises a detection table, a detection assembly, a first clamping seat and a second clamping seat, wherein the detection assembly is arranged on the detection table and comprises a supporting part which is arranged on the detection table and is used for supporting a PCB, the second clamping seat is provided with a groove for embedding and positioning one side of the PCB, the second clamping seat is vertically penetrated with a limiting part for keeping the PCB placed in the groove in a vertical state, and the detection table is provided with a contact part for clamping the other side of the PCB. According to the PCB size detection tool, the quick positioning of the PCB is realized through the groove of the clamping seat II, the operation flow is simplified, the limiting part forcibly keeps the PCB vertical, the manual alignment error is eliminated, the contact part and the supporting part are stably clamped, and the data accuracy and the detection efficiency are improved.

Inventors

  • HUANG YUNFENG

Assignees

  • 常州市云峰电讯有限公司

Dates

Publication Date
20260508
Application Date
20250717

Claims (7)

  1. A PCB size detection tool is characterized by comprising A detection table (14); The detection assembly (3) is installed on the detection table (14), the detection assembly (3) comprises a supporting part which is installed on the detection table (14) and used for supporting a PCB, the supporting part comprises a second clamping seat (35) which is installed on the detection table (14), a groove (36) used for embedding and positioning one side edge of the PCB is formed in the second clamping seat (35), a limiting part used for keeping the PCB in the groove (36) in a vertical state is vertically penetrated and arranged on the second clamping seat (35), and a contact part used for clamping the other side edge of the PCB is installed on the detection table (14).
  2. 2. The PCB size detection tool according to claim 1, wherein the limiting part comprises a T-shaped seat (37) penetrating through the second clamping seat (35), fixing parts (38) are arranged at positions, close to two ends, of the T-shaped seat (37), two groups of two fixing parts (38) are provided with two groups of two-way screw rods (39) in a bearing mode, the two groups of two-way screw rods (39) are provided with two groups of spiral grooves with opposite rotation directions, movable seats (310) are connected to the two groups of spiral grooves on the two-way screw rods (39) in a threaded mode, clamping blocks (311) which are in contact with and clamp the PCB are arranged on the movable seats (310), and silica gel pads are arranged at contact positions of the clamping blocks (311) and the PCB in an embedded mode.
  3. 3. The PCB dimension detection tool as set forth in claim 2, wherein the contact portion comprises a guide rod (31) mounted on the detection table (14), graduated scales (32) are embedded on two sides of the guide rod (31), zero graduation lines of the graduated scales (32) are aligned with inner wall bottoms of grooves (36) of a second clamping seat (35) to form measurement references, a sliding sleeve (33) is movably sleeved on the guide rod (31), a first clamping seat (34) is mounted on a side face of the sliding sleeve (33), the first clamping seat (34) and the second clamping seat (35) are arranged in a mirror symmetry mode, and the first clamping seat (34) and the second clamping seat (35) are of similar structures.
  4. 4. The PCB dimension detecting tool of claim 3, wherein the pressure sensor is embedded in the inner wall of the groove (36) of the clamping seat I (34).
  5. 5. The PCB dimension detection tool as set forth in claim 2, wherein two groups of clamping blocks (311) are vertically and penetratively provided with limiting strips (312), the limiting strips (312) are parallel to the grooves (36), one ends of the limiting strips (312) extending out of the second clamping seat (35) are provided with mounting portions, the left mounting portions are defined as first mounting portions, the right mounting portions are defined as second mounting portions, the first mounting portions are provided with laser displacement sensors (313), laser heads of the laser displacement sensors (313) are flush with one surface, close to the PCB, of the clamping blocks (311), the second mounting portions are provided with receivers (314), and photosensitive surfaces of the receivers (314) are aligned with inner side working surfaces of the clamping blocks (311).
  6. 6. The PCB dimension detection tool as set forth in claim 3, comprising a placement component (1), wherein the placement component (1) comprises a support frame (11), a moving component (2) is mounted on the support frame (11), the moving component (2) comprises a mounting frame (21) mounted on the support frame (11), a driving part (22) is arranged between the mounting frame (21) and the support frame (11), and the driving part (22) comprises a first screw rod (25) connected between the mounting frame (21) and the support frame (11) through a bearing; The novel screw rod is characterized in that a driving piece (26) is arranged on the support frame (11) and at one end of the screw rod I (25), the driving piece (26) is connected with one end of the screw rod I (25) through a key, a sliding plate (24) is connected to the screw rod I (25) through threads, two groups of sliding rails (23) are arranged on the mounting frame (21), the sliding plate (24) simultaneously slides on the two groups of sliding rails (23), and the sliding plate (24) is connected with the sliding sleeve (33).
  7. 7. The PCB dimension detection tool as set forth in claim 6, wherein the support frame (11) is provided with a PLC control system (12).

Description

PCB size detection tool Technical Field The utility model relates to the technical field of circuit board detection, in particular to a PCB size detection tool. Background In modern electronic manufacturing, PCB is a critical component of various electronic devices, and its dimensional accuracy directly affects the mounting suitability of components and overall circuit performance. Along with the development of miniaturization, integration and high density of electronic products, the size precision of the PCB circuit board is strictly required, so that the size detection of the PCB circuit board becomes a key link for guaranteeing the quality of the products. The utility model patent with publication number CN 221404131U discloses a circuit board size detection device, which comprises a base, a main rod, a thickness measuring component and a length measuring component. Thereby realize carrying out the centre gripping to the circuit board of equidimension not through promoting two U type sliding frame realization, read the scale mark on second dipperstick and the first dipperstick, can obtain the measured value of circuit board length and width respectively, when needing the angle of adjustment circuit board, rotate the crank and can drive the rotating plate and rotate to the realization is convenient for adjust the position of circuit board at any time, conveniently detects circuit board size. However, when the above-mentioned detection device is used for clamping and fixing the PCB circuit board, the circuit board needs to be placed between two groups of resisting blocks, then two components similar to the U-shaped sliding frame are manually moved respectively to drive the two groups of resisting blocks to slide until contacting with the surface of the circuit board, then two bolts need to be screwed to each U-shaped sliding frame to complete fixing, the whole process needs to operate a plurality of bolts step by step, the flow is complicated, and when circuit boards with different sizes are detected in batches, frequent bolt tightness operation can reduce the detection efficiency. Therefore, a PCB size detection tool needs to be designed. It should be noted that the above information disclosed in this background section is only for understanding the background of the inventive concept and, therefore, it may contain information that does not constitute prior art. Disclosure of utility model The embodiment of the utility model provides a PCB size detection tool, which aims to solve the problems that multiple bolts are needed to be screwed step by step in the process of clamping a PCB, the process is complex, the efficiency is low, the manual alignment is difficult to ensure the verticality, the measurement error is easy to occur due to angle deviation, and the judgment is influenced. The embodiment of the utility model adopts the following technical scheme that the size detection tool for the PCB is adopted. The PCB detection device mainly comprises a detection table and a detection assembly, wherein the detection assembly is arranged on the detection table, the detection assembly comprises a supporting part which is arranged on the detection table and is used for supporting a PCB, the supporting part comprises a second clamping seat which is arranged on the detection table, a groove for embedding and positioning one side of the PCB is formed in the second clamping seat, a limiting part which is used for keeping the PCB placed in the groove in a vertical state is vertically and penetratingly arranged on the second clamping seat, and a contact part which is used for clamping the other side of the PCB is arranged on the detection table. Further, the spacing portion is including running through the T shape seat of installing on the grip slipper II, the fixed part is installed to the position that is close to both ends on the T shape seat, two sets of two-way lead screw is installed to the bearing between the fixed part, two-way lead screw has two sets of spiral grooves that revolve opposite directions, threaded connection has the removal seat on two sets of spiral grooves on two-way lead screw, install the grip block with PCB circuit board contact centre gripping on the removal seat, the contact position embedding of grip block and PCB circuit board is provided with the silica gel pad. Further, the contact part comprises a guide rod arranged on the detection table, graduated scales are embedded in two sides of the guide rod, zero graduation marks of the graduated scales are aligned with the bottom surface of the inner wall of the groove of the clamping seat II to form a measurement reference, a sliding sleeve is movably sleeved on the guide rod, a clamping seat I is arranged on the side face of the sliding sleeve, the clamping seat I and the clamping seat II are arranged in a mirror symmetry mode, and the clamping seat I and the clamping seat II are of similar structures. Further, the pressure sensor is embedd