Fixing jig for PCBA board production
By designing fixtures for both moving and fixed components, the problem of unstable clamping in PCBA board production was solved, enabling stable clamping of different shapes and sizes, improving processing accuracy and reducing scrap rate.
Patent Information
- Application Number
- CN202520234788.6
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2025-02-14
- Publication Date
- 2025-12-19
- Estimated Expiration
- 2035-02-14
AI Technical Summary
Existing PCBA board manufacturing fixtures are difficult to fully and stably clamp PCBA boards with special shapes, which can easily lead to displacement and shaking during processing, affecting processing accuracy and increasing scrap rate. Furthermore, excessive clamping force may be applied to boards with deviations in size or thickness, resulting in adverse effects.
A fixture comprising movable and fixed components was designed. By controlling the motor to drive the sliding frame to move the clamping shaft to abut the four corners of the PCBA board and swing to clamp it, and combined with the spiral spring to adjust the clamping force, stable clamping of different shapes and sizes can be achieved.
It improves processing accuracy, reduces scrap rate and production costs, prevents over-clamping, and enhances clamping effect.
Smart Images
Figure CN223694083U_ABST
Abstract
Description
TECHNICAL FIELD
[0001] The utility model relates to PCBA board technical field, concretely is a kind of PCBA board production is with fixed jig. BACKGROUND
[0002] In the production process of PCBA board, fixed jig is the key equipment to ensure that each production link is accurate and efficient. With the rapid development of electronic products towards miniaturization, light weight, high density and high reliability, the manufacturing process of PCBA board is becoming increasingly demanding, and higher challenges are also put forward to the performance of fixed jig.
[0003] But the existing PCBA board production is with fixed jig when using, often adopt relatively single clamping mode, it is difficult to clamp these special shape PCBA board comprehensively and stably, prone to PCBA board displacement, shaking and other conditions in processing process, and then affect processing precision, increase scrap rate, improve production cost, and when clamping, encounter slightly larger size or thickness slightly deviated PCBA board, jig can exert excessive clamping force to realize fixation, excessive clamping force can have many adverse effects on PCBA board. UTILITY MODEL CONTENTS
[0004] The utility model aims at providing a kind of PCBA board production is with fixed jig to solve the problems raised in the above background technology.
[0005] To achieve the above object, the utility model provides the following technical scheme: a kind of PCBA board production is with fixed jig, including workbench, the workbench top is equipped with control box, the workbench top is fixedly installed with processing table, the workbench top is provided with the fixed assembly and movable assembly for improving the clamping effect of PCBA board, and the movable assembly includes:
[0006] Control motor, the control motor is fixedly installed on the surface of processing table, by placing PCBA board on processing table, and by starting control motor to pull sliding frame to slide at the bottom of processing table, the control motor output shaft surface is fixedly installed with sliding frame, the workbench top is fixedly installed with fixed shaft, the fixed shaft surface is rotatably connected with movable plate, the movable plate bottom is hingedly connected with one end of connecting rod, the other end of connecting rod is hingedly connected in the bottom of sliding frame, and the sliding frame is slidably connected at the bottom of processing table.
[0007] Preferably, the top of the sliding frame is rotatably connected with a movable shaft, when the movable shaft moves to the four corners of the PCBA board, the PCBA board without shape will resist the clamping shaft, thereby driving the clamping shaft to swing, when the swinging is completed, the four corners of the PCBA board of different special shapes can be clamped, preventing displacement and shaking of the PCBA board during processing, improving the processing precision, reducing the waste rate and production cost, and the inner side of the movable shaft is fixedly installed with a connecting strip, and the connecting strip is rotatably connected with a clamping shaft.
[0008] Preferably, the fixing assembly comprises a sliding block, when the sliding frame slides, the sliding block also moves to the surface close to the PCBA board, when the sliding block slides, the clamping plate is clamped on the surface of the PCBA board, and the clamping plate is driven to slide in the inner part of the fixing block to the surface close to the sliding block through the resistance of the PCBA board to the clamping plate, the sliding block is fixedly installed on the top of the sliding frame, the sliding block penetrates through the top of the processing table, and the top of the sliding block is hingedly connected with a plug-in plate, and the surface of the plug-in plate is fixedly installed with a spiral spring.
[0009] Preferably, the inner side of the sliding block is fixedly installed with a fixing block, the inner part of the fixing block is slidably connected with a clamping plate, the inner side of the clamping plate is fixedly installed with a fixed spring, and the fixed spring is fixedly installed in the inner part of the fixing block, and the top of the clamping plate is fixedly installed with a toothed plate, when the clamping plate clamps the PCBA board of different sizes, the plug-in plate is reset under the action of the spiral spring, so that the plug-in plate is reinserted on the surface of the toothed plate and the clamping plate is fixed, when the PCBA board with slightly larger size or slightly different thickness is encountered, the jig can exert excessive clamping force to realize fixation, the risk of excessive clamping is reduced, the clamping effect is improved, and the top of the fixing block is slidably connected with the toothed plate.
[0010] Preferably, the outer side of the sliding block is hingedly connected with a resisting rod, the outer side of the resisting rod is hingedly connected with a sliding block, and the sliding block is slidably connected in the inner part of the sliding block.
[0011] Preferably, the top of the processing table is provided with a sliding groove, the sliding groove can drive the sliding frame to slide at the bottom of the processing table, and the bottom of the plug-in plate is triangular in transverse section, so that the resistance effect of the toothed plate on the plug-in plate is improved.
[0012] Preferably, the movable assembly is provided with two groups, and the two groups of movable assemblies are symmetrically arranged with the center line of the workbench as the axis of symmetry.
[0013] Compared with the prior art, the fixing jig for PCBA board production has the following beneficial effects:
[0014] 1. The PCBA board production is with fixed tool, through the setting of movable assembly, when using, PCBA board is placed on the machining table, through the starting control motor to pull the sliding frame in the bottom of the machining table, when the sliding frame slides, the clamping shaft and the movable shaft will be moved to the outside of PCBA board, when the movable shaft moves to the four corners of PCBA board, the PCBA board of different special shape will touch the clamping shaft, so as to drive the clamping shaft to swing, when the swing is finished, the four corners of the PCBA board of different special shape can be clamped, prevent the PCBA board from moving, shaking and other conditions in the processing process, improve the machining precision, reduce the scrap rate and production cost.
[0015] 2. The PCBA board production is with fixed tool, through the setting of fixed assembly, when the sliding frame slides, the sliding block and the clamping plate will also move to the surface of PCBA board, and when the clamping plate slides, the tooth plate on the top of the clamping plate will touch the plug plate to swing upward, and when the clamping plate clamps the PCBA board of different size, the plug plate will reset under the action of the spiral spring, so that the plug plate is reinserted on the surface of the tooth plate and the clamping plate is fixed, prevent the tool from exerting excessive clamping force to realize fixation when encountering the PCBA board with slightly larger size or thickness deviation, reduce the risk of excessive clamping, improve the clamping effect. BRIEF DESCRIPTION OF DRAWINGS
[0016] Figure 1 It is the front view structural schematic diagram of the utility model;
[0017] Figure 2 It is the front view structural schematic diagram of the utility model movable assembly;
[0018] Figure 3 It is the front view structural schematic diagram of the utility model fixed assembly;
[0019] Figure 4 It is the bottom structure schematic diagram of the utility model movable assembly;
[0020] Figure 5 It is the sectional structure schematic diagram of the utility model fixed block.
[0021] In the drawing: 1, workbench; 2, control box; 3, machining table; 4, fixed assembly; 5, movable assembly; 51, control motor; 52, sliding frame; 53, fixed shaft; 54, movable plate; 55, connecting rod; 56, connecting strip; 57, clamping shaft; 58, movable shaft; 41, sliding block; 42, plug plate; 43, spiral spring; 44, fixed block; 45, clamping plate; 46, fixed spring; 47, tooth plate; 48, contact rod; 49, sliding block; 30, sliding groove. DETAILED DESCRIPTION
[0022] As Figures 1-5The utility model provides a kind of technical scheme shown in the utility model: a kind of fixed jig for PCBA board production, including workbench 1, control box 2 is installed in the top of workbench 1, processing table 3 is fixedly installed in the top of workbench 1, workbench 1 top is provided with the fixed assembly 4 and movable assembly 5 for improving the clamping effect of PCBA board, and movable assembly 5 includes: control motor 51, sliding frame 52, fixed shaft 53, movable plate 54, connecting rod 55, connecting strip 56, clamping shaft 57, movable shaft 58.
[0023] Control motor 51 is fixedly installed on the surface of processing table 3, by placing PCBA board on processing table 3, and by starting control motor 51 to pull sliding frame 52 to slide at the bottom of processing table 3, control motor 51 output shaft surface is fixedly installed with sliding frame 52, workbench 1 top is fixedly installed with fixed shaft 53, fixed shaft 53 surface is rotatably connected with movable plate 54, movable plate 54 bottom is hinged with one end of connecting rod 55, the other end of connecting rod 55 is hinged in the bottom of sliding frame 52, sliding frame 52 is slidably connected in the bottom of processing table 3, sliding frame 52 top is rotatably connected with movable shaft 58, when movable shaft 58 moves to the four corners of PCBA board, not by the shape PCBA board will resist clamping shaft 57, to drive clamping shaft 57 swing, when swing is finished, the four corners of different special shape PCBA board can be clamped, prevent PCBA board displacement, shake etc. During processing, improve processing precision, reduce scrap rate and production cost, movable shaft 58 side is fixedly installed with connecting strip 56, and connecting strip 56 surface is rotatably connected with clamping shaft 57.
[0024] The fixed assembly 4 comprises a sliding block 41, when the sliding frame 52 slides, the sliding block 41 also moves to the surface close to the PCBA plate, when the sliding block 41 slides, the clamping plate 45 is clamped on the surface of the PCBA plate, and the clamping plate 45 is driven to slide in the fixed block 44 to the surface close to the sliding block 41 by the resistance of the PCBA plate to the clamping plate 45, the sliding block 41 is fixedly installed on the top of the sliding frame 52, the sliding block 41 penetrates the top of the processing table 3, the top of the sliding block 41 is hinged with the plug-in plate 42, the surface of the plug-in plate 42 is fixedly installed with the volute spring 43, the inner side of the sliding block 41 is fixedly installed with the fixed block 44, the inner side of the fixed block 44 is slidably connected with the clamping plate 45, the inner side of the clamping plate 45 is fixedly installed with the fixed spring 46, the fixed spring 46 is fixedly installed in the inner side of the fixed block 44, the top of the clamping plate 45 is fixedly installed with the toothed plate 47, when the clamping plate 45 clamps the PCBA plate of different sizes, the plug-in plate 42 is reset under the action of the volute spring 43, so that the plug-in plate 42 is reinserted on the surface of the toothed plate 47 and fixes the clamping plate 45, prevents the jig from exerting excessive clamping force to achieve fixation when encountering slightly larger or slightly thicker PCBA plates, reduces the risk of excessive clamping, improves the clamping effect, the toothed plate 47 is slidably connected on the top of the fixed block 44, the outer side of the sliding block 41 is hinged with the resistance rod 48, the outer side of the resistance rod 48 is hinged with the sliding block 49, the sliding block 49 is slidably connected in the inner side of the sliding block 41, the top of the processing table 3 is provided with a sliding groove 30, which can drive the sliding frame 52 to slide at the bottom of the processing table 3, the bottom of the plug-in plate 42 is triangular in transverse section, which can improve the resistance effect of the toothed plate 47 on the plug-in plate 42, the movable assembly 5 is provided with two groups, and the two groups of movable assemblies 5 are symmetrically arranged with the center line of the workbench 1 as the axis of symmetry.
[0025] When the PCBA plate is processed by the PCBA plate production fixing jig, the PCBA plate can be placed on the processing table 3, and the control motor 51 is started to pull the sliding frame 52 to slide at the bottom of the processing table 3, when the sliding frame 52 slides, the other movable assembly 5 is driven to move through the connection strip 56 resisting the movable plate 54, and when the sliding frame 52 slides, the clamping shaft 57 and the movable shaft 58 move to the outside close to the PCBA plate, when the movable shaft 58 moves to the four corners of the PCBA plate, the PCBA plate of different shapes will resist the clamping shaft 57, so as to drive the clamping shaft 57 to swing, and after swinging, the four corners of the PCBA plate of different special shapes can be clamped, preventing the PCBA plate from shifting and shaking during processing, improving the processing precision and reducing the waste rate and production cost.
[0026] When the sliding frame 52 slides, the sliding block 41 also moves to the surface close to the PCBA plate, when the sliding block 41 slides, the clamping plate 45 clamps the surface of the PCBA plate, and through the resistance of the PCBA plate to the clamping plate 45, the clamping plate 45 slides in the fixed block 44 to the surface close to the sliding block 41, and when the clamping plate 45 slides, the tooth plate 47 on the top of the clamping plate 45 resists the plug plate 42 to swing upward, and when the clamping plate 45 clamps the PCBA plate of different sizes, the plug plate 42 resets under the action of the spiral spring 43, so that the plug plate 42 is reinserted on the surface of the tooth plate 47 and fixes the clamping plate 45, prevents the jig from exerting excessive clamping force to achieve fixation when encountering a slightly larger or slightly deviated thickness PCBA plate, reduces the risk of excessive clamping, and improves the clamping effect.
[0027] The utility model has been described in detail above, but some modifications or improvements can be made on the basis of the utility model, which is obvious to those skilled in the art. Therefore, without departing from the spirit of the utility model, the modifications or improvements are within the protection scope of the utility model.
Claims
1. A fixing jig for PCBA board production, comprising a workbench (1), characterized in that: The workbench (1) top is provided with a control box (2), the workbench (1) top is fixedly installed with a processing table (3), the workbench (1) top is provided with a fixed assembly (4) and a movable assembly (5) for improving the clamping effect of PCBA board, and the movable assembly (5) comprises: a control motor (51), the control motor (51) is fixedly installed on the surface of the processing table (3), the control motor (51) output shaft surface is fixedly installed with a sliding frame (52), the workbench (1) top is fixedly installed with a fixed shaft (53), the fixed shaft (53) surface is rotatably connected with an activity board (54), the activity board (54) bottom is hingedly connected with one end of a connecting rod (55), the other end of the connecting rod (55) is hingedly connected at the bottom of the sliding frame (52), and the sliding frame (52) is slidably connected at the bottom of the processing table (3).
2. The fixing jig for PCBA plate production according to claim 1, characterized in that: The sliding frame (52) top is rotatably connected with an activity shaft (58), the activity shaft (58) is fixedly installed with a connecting strip (56) inside, and the connecting strip (56) surface is rotatably connected with a clamping shaft (57).
3. The fixing jig for PCBA board production according to claim 1, characterized in that: The fixed assembly (4) comprises: a sliding block (41), the sliding block (41) is fixedly installed on the top of the sliding frame (52), the sliding block (41) penetrates the top of the processing table (3), the sliding block (41) top is hingedly connected with an insert plate (42), and the insert plate (42) surface is fixedly installed with a spiral spring (43).
4. The fixing jig for PCBA board production according to claim 3, characterized in that: The sliding block (41) is fixedly installed with a fixed block (44) inside, the fixed block (44) is slidably connected with a clamping plate (45) inside, the clamping plate (45) is fixedly installed with a fixed spring (46) inside, the fixed spring (46) is fixedly installed in the fixed block (44), the clamping plate (45) top is fixedly installed with a toothed plate (47), and the toothed plate (47) is slidably connected at the top of the fixed block (44).
5. The fixing jig for PCBA board production according to claim 4, characterized in that: The sliding block (41) outside is hingedly connected with a resisting rod (48), the resisting rod (48) outside is hingedly connected with a sliding block (49), and the sliding block (49) is slidably connected in the sliding block (41).
6. The fixing jig for PCBA board production according to claim 3, characterized in that: The processing table (3) top is provided with a sliding groove (30), and the insert plate (42) bottom transverse section is triangular.
7. The fixing jig for PCBA board production according to claim 1, characterized in that: The movable assembly (5) is provided with two groups, and the two groups of movable assemblies (5) are symmetrically arranged with the center line of the workbench (1) as the axis of symmetry.