SMT patch quality detection device

Abstract

The utility model discloses an SMT patch quality detection device comprising a detection platform, the bottom of the detection platform is provided with a linear module, and the output end of the linear module passes through a chute of the detection platform; the SMT patch fixing structure is arranged above the detection platform, and the output end of the linear module is connected with the bottom of the SMT patch fixing structure; and the detection structure is installed at one end of the detection platform, and the detection end of the detection structure corresponds to the fixed end of the SMT patch fixing structure in position. According to the SMT patch fixing structure, the clamping structures in the SMT patch fixing structure are used in cooperation, stable clamping of the SMT patches can be achieved, the accuracy of the patch positions and the patch quality are improved, and under the action of the linear module, detection of multiple SMT patches can be achieved.

Description

Technical Field

[0001] The utility model relates to a detection device, in particular to an SMT patch quality detection device. Background Art

[0002] SMT patching refers to the abbreviation of a series of process flows processed on the basis of a PCB. SMT is surface mounting technology, which is currently the most popular technology and process in the electronic assembly industry. In the production process of SMT (surface mount technology), the detection of patching quality is a key link. Traditional detection methods often have the following problems:

[0003] 1. The patch may shift in position during the detection process, resulting in inaccurate detection results.

[0004] 2. Detection equipment usually has difficulty adapting to SMT patches of different sizes and types, which limits the detection efficiency and scope of application.

[0005] 3. During the detection process, the patch may be damaged, especially when the contact force and positioning accuracy are insufficient.

[0006] 4. The operation complexity of the detection equipment is relatively high, and professional personnel are required for adjustment and maintenance, which increases the production cost and time. Summary of the Invention

[0007] The technical problem to be solved by the utility model is to provide an SMT patch quality detection device to solve the problems existing in the background art.

[0008] The SMT patch quality detection device of the utility model is realized through the following technical solutions, including:

[0009] A detection platform, a linear module is arranged at the bottom of the detection platform, and the output end of the linear module passes through the sliding groove of the detection platform;

[0010] An SMT patch fixing structure, which is arranged above the detection platform, and the output end of the linear module is connected to the bottom of the SMT patch fixing structure;

[0011] A detection structure, which is installed at one end of the detection platform, and the detection end of the detection structure corresponds to the fixed end of the SMT patch fixing structure in position.

[0012] As a preferred technical solution, the SMT patch fixing structure includes a mounting panel and a clamping structure, and the clamping structures are arranged in an array on the mounting panel;

[0013] The clamping structure includes guide grooves and clamping pieces arranged on both sides of the mounting panel. A spacer is arranged between the two guide grooves, and a through hole is arranged in the center of the spacer. The clamping pieces are guided and arranged in the guide grooves, and the two clamping pieces are connected by a tension spring, so that the clamping ends of the clamping pieces are in contact with the side surfaces of the SMT patches.

[0014] A limiting block is arranged on one side of the guide groove to limit the side surface of the SMT patch through the limiting block to prevent it from being misaligned.

[0015] As a preferred technical solution, the detection structure includes an L-shaped mounting plate, an electric lifting rod and a detection unit.

[0016] The L-shaped mounting plate is fixed at one end of the detection platform, the electric lifting rod is installed above the L-shaped mounting plate, and the detection unit is arranged below the L-shaped mounting plate. The output end of the electric lifting rod passes through the L-shaped mounting plate and is connected to the detection unit, and the detection unit is used to detect the SMT patch fixed on the SMT patch fixing structure.

[0017] As a preferred technical solution, the detection unit includes a detection board and a pressing board.

[0018] Guide rods are arranged around the pressing board, and the guide rods pass through the detection board. Buffer springs are arranged on the guide rods to achieve the buffering effect when pressing down. Detection probes for detection are arranged on the detection board, and through holes for passing the detection probes are arranged on the pressing board. The detection probes pass through the through holes and are connected to the contact points on the SMT patch.

[0019] As a preferred technical solution, silica gel pads for protecting the SMT patch are arranged at the clamping ends of the clamping pieces and on the inner sides of the limiting blocks.

[0020] As a preferred technical solution, a silica gel pad for protecting the SMT patch is also arranged at the bottom of the pressing board.

[0021] As a preferred technical solution, a control panel is further included, and the control panel is connected to control the linear module, the electric lifting rod and the detection probes to work.

[0022] The beneficial effects of the present utility model are as follows:

[0023] 1. The present utility model can realize the stable clamping of the SMT patch through the cooperation of the clamping structure in the SMT patch fixing structure, improve the accuracy of the patch position and the patch quality, and under the action of the linear module, can realize the detection of multiple SMT patches.

[0024] 2. Through the cooperation of the electric lifting rod and the detection unit, the rapid lifting of the detection unit can be realized to detect the SMT patch.

[0025] 3. The detection probe in the detection unit of the present utility model can directly contact the contact points on the SMT patch, and is buffered by the pressing plate, thereby realizing accurate patch quality detection. BRIEF DESCRIPTION OF THE DRAWINGS

[0026] In order to more clearly illustrate the technical solutions in the embodiments of the present utility model or the prior art, the following will briefly introduce the drawings required for use in the description of the embodiments or the prior art. Obviously, the drawings in the following description are only some embodiments of the present utility model. For those of ordinary skill in the art, without creative efforts, other drawings can be obtained based on these drawings.

[0027] Figure 1 is a three-dimensional structural schematic diagram of the present utility model;

[0028] Figure 2 is a structural schematic diagram of the working state of the present utility model;

[0029] Figure 3 is a structural schematic diagram of the SMT patch fixing structure of the present utility model;

[0030] Figure 4 and Figure 5 is a structural schematic diagram of the detection unit of the present utility model.

[0031] DESCRIPTION OF THE REFERENCE NUMERALS:

[0032] 1. Detection platform; 2. Linear module; 3. Installation panel; 4. Chute; 5. Clamping structure; 6. Guide groove; 7. Clamping piece; 8. Tension spring; 9. Limit block; 10. L-shaped mounting plate; 11. Electric lifting rod; 12. Detection unit; 13. Detection plate; 14. Pressing plate; 15. Guide rod; 16. Detection probe; 17. Buffer spring. DETAILED DESCRIPTION OF THE EMBODIMENTS

[0033] All the features disclosed in this specification, or all the steps in any method or process disclosed, except for mutually exclusive features and / or steps, can be combined in any manner.

[0034] As Figure 1 - Figure 2 shown, a device for detecting the quality of SMT patches of the present utility model includes:

[0035] A detection platform 1, a linear module 2 is arranged at the bottom of the detection platform 1, and the output end of the linear module 2 passes through the chute 4 of the detection platform 1;

[0036] SMT patch fixing structure, the SMT patch fixing structure is arranged above the detection platform 1, and the output end of the linear module 2 is connected to the bottom of the SMT patch fixing structure;

[0037] Detection structure, the detection structure is installed at one end of the detection platform 1, and the detection end of the detection structure corresponds to the fixed end position of the SMT patch fixing structure.

[0038] As Figure 3 shown, the SMT patch fixing structure includes a mounting panel 3 and a clamping structure 5, and the clamping structure 5 is arranged in an array on the mounting panel 3;

[0039] The clamping structure 5 includes guide grooves 6 and clamping pieces 7 arranged on both sides of the mounting panel 3. There is a spacer seat between the two guide grooves 6, and a through hole is arranged in the center of the spacer seat; the clamping pieces 7 are guided and arranged in the guide grooves 6, and the two clamping pieces 7 are connected by a tension spring 8, so that the clamping ends of the clamping pieces 7 are in contact with the side surface of the SMT patch;

[0040] A limiting block 9 is arranged on one side of the guide groove 6 to limit the side surface of the SMT patch through the limiting block 9 to prevent it from being displaced.

[0041] Among them, the detection structure includes an L-shaped mounting plate 10, an electric lifting rod 11 and a detection unit 12;

[0042] The L-shaped mounting plate 10 is fixed at one end of the detection platform 1, the electric lifting rod 11 is installed above the L-shaped mounting plate 10, and the detection unit 12 is arranged below the L-shaped mounting plate 10; the output end of the electric lifting rod 11 passes through the L-shaped mounting plate 10 and is connected to the detection unit 12, and the SMT patch fixed on the SMT patch fixing structure is detected by the detection unit 12.

[0043] As Figure 5 shown, the detection unit 12 includes a detection board 13 and a pressing plate 14;

[0044] Guide rods 15 are arranged around the pressing plate 14, and the guide rods 15 pass through the detection board 13; a buffer spring 17 is arranged on the guide rods 15 to achieve the buffering effect when pressing down; detection probes 16 for detection are arranged on the detection board 13, and through holes for passing through the detection probes 16 are arranged on the pressing plate 14, and the detection probes 16 pass through the through holes and are connected to the contact points on the SMT patch.

[0045] Among them, silica gel pads for protecting the SMT patch are arranged at the clamping ends of the clamping pieces 7 and the inner sides of the limiting blocks 9.

[0046] In addition, a silica gel pad for protecting the SMT patch is also arranged at the bottom of the pressing plate 14.

[0047] In addition, a control panel is also included, and the control panel is connected to control the linear module 2, the electric lifting rod 11 and the detection probe 16 to work.

[0048] Here’s how it works:

[0049] The linear module drives the SMT patch fixing structure to move along the slide groove of the detection platform, so that the patches pass through the detection area in turn; the electric lifting rod on the L-shaped mounting plate is connected to the detection unit, which includes a detection plate and a clamping plate; during detection, the electric lifting rod adjusts the contact pressure between the detection probe and the contact point of the SMT patch, and achieves smooth and precise downward pressure through the buffer spring; the detection probe passes through the through hole on the SMT patch and contacts the contact point on the patch for quality inspection; the detection unit transmits the detected data to the control panel, and the control panel analyzes and processes the data to determine whether the quality of the SMT patch meets the standards; if unqualified patches are detected, the device can automatically mark or exclude them to ensure the continuity of the production line and the quality of the product.

[0050] The above is only a specific implementation of the utility model, but the protection scope of the utility model is not limited thereto. Any changes or substitutions that are not conceived through creative work should be included in the protection scope of the utility model. Therefore, the protection scope of the utility model should be based on the protection scope defined in the claims.

Claims

1. An SMT chip mounting quality detection device, characterized in that, Including: A detection platform (1), a linear module (2) is arranged at the bottom of the detection platform (1), and the output end of the linear module (2) passes through the chute (4) of the detection platform (1); An SMT patch fixing structure, the SMT patch fixing structure is arranged above the detection platform (1), and the output end of the linear module (2) is connected to the bottom of the SMT patch fixing structure; A detection structure, the detection structure is installed at one end of the detection platform (1), and the detection end of the detection structure corresponds to the fixed end of the SMT patch fixing structure in position.

2. The SMT chip mounting quality detection device according to claim 1, wherein: The SMT patch fixing structure includes a mounting panel (3) and a clamping structure (5), and the clamping structure (5) is arranged in an array on the mounting panel (3); The clamping structure (5) includes guide grooves (6) and clamping pieces (7) arranged on both sides of the mounting panel (3). A spacer seat is arranged between the two guide grooves (6), and a through hole is arranged in the center of the spacer seat; the clamping pieces (7) are arranged in the guide grooves (6) in a guiding manner, and the two clamping pieces (7) are connected by a tension spring (8), so that the clamping ends of the clamping pieces (7) are in contact with the side surface of the SMT patch; a limiting block (9) is arranged on one side of the guide groove (6).

3. The SMT chip mounting quality detection device according to claim 1, wherein: The detection structure includes an L-shaped mounting plate (10), an electric lifting rod (11) and a detection unit (12); The L-shaped mounting plate (10) is fixed to one end of the detection platform (1), the electric lifting rod (11) is installed above the L-shaped mounting plate (10), and the detection unit (12) is arranged below the L-shaped mounting plate (10); the output end of the electric lifting rod (11) passes through the L-shaped mounting plate (10) and is connected to the detection unit (12).

4. The SMT chip mounting quality detection device according to claim 3, characterized in that: The detection unit (12) includes a detection plate (13) and a pressing plate (14); Guide rods (15) are arranged around the pressing plate (14), and the guide rods (15) pass through the detection plate (13); buffer springs (17) are arranged on the guide rods (15) to achieve a buffering effect when pressing down; detection probes (16) for detection are arranged on the detection plate (13), and through holes for passing through the detection probes (16) are arranged on the pressing plate (14), and the detection probes (16) pass through the through holes and are connected to the contact points on the SMT patch.

5. The SMT chip mounting quality detection device according to claim 2, characterized in that: Silicone pads for protecting the SMT patch are arranged at the clamping ends of the clamping pieces (7) and on the inner sides of the limiting blocks (9).

6. The SMT chip mounting quality detection device according to claim 4, characterized in that: A silicone pad for protecting the SMT patch is also arranged at the bottom of the pressing plate (14).

7. The SMT chip mounting quality detection device according to claim 1, characterized in that: It also includes a control panel, and the control panel is connected to control the linear module (2), the electric lifting rod (11) and the detection probes (16) to work.

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