Inspection product feeding dust removal device for IGBT appearance

Abstract

The utility model relates to IGBT appearance detection technical field, concretely provides a kind of IGBT appearance detection product feeding dust removal device, including assembly line workstation, the feeding end of the assembly line workstation is equipped with ion wind stick and dust cover above;Lifting support is equipped on the assembly line workstation, and the upper end of lifting support is equipped with turnover support, and ion wind stick is mounted on turnover support;The utility model changes the assembly of ion wind stick relative assembly line workstation to adjustable type, so that ion wind stick can remove the surface adhering matter of different specifications IGBT product, improve dust removal effect;And the utility model increases dustproof, dust absorption function on the basis of prior art, can avoid secondary pollution to product caused by dust falling down and guarantee the cleanliness of equipment inside, improve product detection effect, reduce the rate of overkill.

Description

Technical Field

[0001] This utility model relates to the field of IGBT appearance inspection technology, specifically to a dust removal device for feeding IGBT appearance inspection products. Background Technology

[0002] IGBT product appearance inspection has extremely high environmental requirements. Even a speck of dust can affect the product inspection and cause over-detection. In order to improve the inspection effect and reduce over-detection caused by dust, a dust removal process is added before the product enters the inspection to remove the dust adhering to the product surface.

[0003] A published Chinese patent, publication number CN221186174U, discloses a production line positioning and clamping device, including two fixed side plates and a PLC controller mounted on the fixed side plates. The inner walls of the two fixed side plates are equipped with conveyor belts, and the two fixed side plates are connected by connectors. The inner walls of the fixed side plates are equipped with a first sensor and a second sensor located below the conveyor belts, and both the first sensor and the second sensor are electrically connected to the PLC controller. The top ends of the two fixed side plates are equipped with horizontal ion air bars, and the top end of one of the fixed side plates is equipped with a U-shaped guide block that matches the bottom end of the ion air bar.

[0004] The assembly line positioning and clamping device disclosed in the above patent has the following problems when in use: 1. The blowing position of the ion air bar cannot be adjusted after installation, which affects the dust removal effect on the surface of IGBT products of different specifications. 2. The ion bar can eliminate the adhesion of dust, but after the dust is blown up, it becomes dust that will affect the cleanliness of the equipment over time. Moreover, the dust will re-adhere to the product surface after it falls back down, causing secondary pollution. Utility Model Content

[0005] In view of the shortcomings of the prior art described above, the purpose of this utility model is to provide a dust removal device for IGBT appearance inspection products, which solves the problem of secondary pollution of products caused by the inability to adjust the blowing position of the ion air bar after installation and dust generation in the prior art.

[0006] To achieve the above and other related objectives, this utility model provides a dust removal device for IGBT appearance inspection products, including a production line workbench. The feeding end of the production line workbench is provided with an adjustable height lifting bracket, and the upper end of the lifting bracket is provided with an adjustable angle flipping bracket. An ion air bar is installed on the flipping bracket.

[0007] In one embodiment of the present invention, a dust cover is provided at the upper end of the feed end of the production line workbench, and the dust cover covers the outside of the ion air bar.

[0008] In one embodiment of the present invention, the dust cover is provided with a dust collection cylinder, and the body of the dust collection cylinder is provided with a dust collection port.

[0009] In one embodiment of the present invention, the end of the dust collection cylinder extends to the outside of the dust cover and is connected to the dust collection device.

[0010] In one embodiment of the present invention, a first screw hole is provided on one side of the assembly line workbench, and a waist-shaped hole is provided at the lower end of the lifting bracket. The waist-shaped hole and the first screw hole are vertically adjustable and correspond to each other. A bolt is used to detachably connect the waist-shaped hole and the first screw hole.

[0011] In one embodiment of the present invention, the upper end of the lifting bracket is provided with an arc-shaped hole, and one end of the flipping bracket is provided with a second screw hole. The second screw hole and the arc-shaped hole are rotatably corresponding, and a bolt is used to detachably connect the second screw hole and the arc-shaped hole.

[0012] In one embodiment of this utility model, a fixing screw hole is provided at the upper end of both the arc-shaped hole and the second screw hole, and the fixing screw holes are connected by bolts.

[0013] In one embodiment of the present invention, the dust cover is provided with a U-shaped groove on the side end of the production line workbench, and the wiring end of the ion air bar is placed in the U-shaped groove.

[0014] In one embodiment of this utility model, the upper end of the dust cover is provided with a fixed bracket, and the wiring of the ion fan bar is fixed through the fixed bracket.

[0015] In one embodiment of the present invention, the assembly line workbench includes a fixed side plate and a movable side plate that is adjustable relative to the fixed side plate.

[0016] As described above, the IGBT appearance inspection product feeding dust removal device of this utility model has the following beneficial effects: 1. By assembling ion air bars by setting up lifting and flipping brackets on the production line workbench, the adjustability of the blowing height and blowing angle of the ion air bars is increased. This allows the ion air bars to be adjusted in height and angle for feeding different IGBT products, improving the removal effect of surface deposits on IGBT products of different specifications. It has a wide range of applications and good practicality. 2. By installing a dust cover and a dust collection cylinder connected to the vacuum cleaner on the dust cover, the dust cover can control the range of dust blown up by the ion bar. The dust collection cylinder, together with the vacuum cleaner, can collect the dust blown up by the ion bar, ensuring the cleanliness of the equipment's interior; and preventing the dust from falling back onto the product surface and causing secondary pollution. 3. This utility model modifies the assembly of the ion air bar relative to the production line workbench to be adjustable, enabling the ion air bar to remove the surface deposits of IGBT products of different specifications, thereby improving the dust removal effect. Furthermore, this utility model adds dust prevention and dust suction functions based on the existing technology, which can prevent dust from falling and causing secondary pollution to the products and ensure the cleanliness of the equipment, thereby improving the product testing effect and reducing the over-kill rate. Attached Figure Description

[0017] Figure 1 The diagram shown is a schematic representation of the overall structure of this utility model. Figure 2 This is a schematic diagram of the overall structure of the present invention from another perspective.

[0018] Figure 3 The diagram shown is a partial structural breakdown of this utility model.

[0019] Figure 4 The diagram shows the adjustable installation of the ion air bar relative to the production line workbench via a lifting bracket and a flipping bracket.

[0020] Component designation explanation Assembly line workbench 1; fixed side plate 11; first screw hole 111; movable side plate 12; belt conveyor mechanism 2; conveyor motor 21; second driving pulley 22; first driven pulley 23; conveyor belt 24; ion air bar 3; dust cover 4; U-shaped groove 41; fixed bracket 42; dust collection cylinder 5; dust collection port 51; lifting bracket 6; waist-shaped hole 61; arc-shaped hole 62; flipping bracket 7; second screw hole 71; adjusting module 8; slide rail 81; support 82; slider 83; adjusting motor 84; first driving pulley 85; first driven pulley 86; synchronous belt 87; lead screw 88. Detailed Implementation

[0021] The following specific embodiments illustrate the implementation of this utility model. Those skilled in the art can easily understand other advantages and effects of this utility model from the content disclosed in this specification.

[0022] Please see Figures 1 to 4It should be understood that the structures, proportions, sizes, etc., illustrated in the accompanying drawings are merely for illustrative purposes to aid those skilled in the art and are not intended to limit the scope of this invention. Therefore, they have no substantial technical significance. Any modifications to the structure, changes in proportions, or adjustments to size, without affecting the effectiveness and purpose of this invention, should still fall within the scope of the disclosed technical content. Furthermore, the terms "upper," "lower," "left," "right," "middle," and "one" used in this specification are merely for clarity and not intended to limit the scope of this invention. Changes or adjustments to their relative relationships, without substantially altering the technical content, should also be considered within the scope of this invention.

[0023] Please see Figures 1-4 This utility model provides a dust removal device for IGBT appearance inspection products, including a production line workbench 1. The production line workbench 1 includes a fixed side plate 11 and a movable side plate 12 that is adjustable relative to the fixed side plate 11. The inner walls of both the fixed side plate 11 and the movable side plate 12 are provided with belt conveyor mechanisms 2. An ion air bar 3 is provided above the feeding end of the production line workbench 1. The ion air bar 3 is used to remove foreign objects and dust from the surface of the IGBT products.

[0024] Specifically, the lower end of the movable side plate 12 is provided with an adjustment module 8, which includes: a pair of slide rails 81 that are fitted on the lower sides of both ends of the movable side plate 12, and a support 82 at the outer end of the slide rails 81; a slider 83 that is slidably fitted on the slide rails 81, and the movable side plate 12 is mounted on the slider 83; an adjustment motor 84, the output end of which is provided with a first driving pulley 85; a pair of first driven pulleys 86 mounted on the support 82; and a pair of first driven pulleys 86 that are simultaneously sleeved on the first driven pulleys 86 and the first driving pulleys 85. A synchronous belt 87; a lead screw 88 is connected to a single first driven pulley 86, and the lead screw 88 is engaged in the slider 83; the adjusting module 8 drives the distance between the movable side plate 12 and the fixed side plate 11, so that the assembly line workbench 1 can adjust the distance between the fixed side plate 11 and the movable side plate 12 according to the size of the IGBT product, thereby adapting to the material feeding of products of different sizes. Both the fixed side plate 11 and the movable side plate 12 are equipped with belt conveying mechanisms 2 for conveying IGBT workpieces.

[0025] The belt conveyor mechanism 2 includes: a conveyor motor 21, the output end of which is provided with a second drive pulley 22; a pair of first driven pulleys 23 that are fitted on the inner sides of both ends of the movable side plate 12; and a conveyor belt 24 that is sleeved on the pair of second driven pulleys 23 and the second drive pulley 22. IGBT products are placed on the conveyor belt 24, driven by the conveyor motor 21, and the driving force is transmitted to the conveyor belt 24 through the second drive pulleys 22. The pair of second driven pulleys 23 cooperate with the conveyor belt 24 to transmit the IGBT products in a production line.

[0026] The fixed side plate 11 is provided with an adjustable height lifting bracket 6. Specifically, the fixed side plate 11 is provided with a first screw hole 111, and the lower end of the lifting bracket 6 is provided with a waist-shaped hole 61. The waist-shaped hole 61 and the first screw hole 111 are vertically adjustable and correspond to each other. A bolt is used to detachably connect the waist-shaped hole 61 and the first screw hole 111. The lifting height of the lifting bracket 6 relative to the assembly line workbench 1 is adjusted by adjusting the position of the waist-shaped hole 61 corresponding to the first screw hole 111. An adjustable angle flip bracket 7 is hinged to the upper end of the lifting bracket 6 by a pin, and the ion air bar 3 is mounted on the flip bracket 7. Specifically, the upper end of the lifting bracket 6 is provided with an arc-shaped hole 62, and one end of the flip bracket 7 is provided with a second screw hole 71. The second screw hole 71 and the arc-shaped hole 62 are rotatably aligned and are used to detachably connect the second screw hole 71 and the arc-shaped hole 62. A fixing screw hole is provided at the upper end of both the arc-shaped hole 62 and the second screw hole 71. Bolts are used to connect the fixed screw holes to improve the reliability of the connection between the lifting bracket 6 and the flipping bracket 7. The flipping angle of the flipping bracket 7 relative to the assembly line workbench 1 is adjusted by adjusting the position of the arc-shaped hole 62 corresponding to the second screw hole 71. This utility model increases the adjustability of the blowing height and blowing angle of the ion air bar 3 by setting the lifting bracket 6 and the flipping bracket 7 on the assembly line workbench 1. This allows the ion air bar 3 to be adjusted in height and angle for feeding different IGBT products, improving the removal effect of surface deposits on IGBT products of different specifications. It has a wide range of applications and good practicality. In actual use, the length of the waist-shaped hole 61 is about 40mm, the curvature of the second screw hole 71 is 45°-90°, and the vertical adjustment range of the ion air bar 3 is 40mm to adapt to products of different heights. The adjustment angle of the ion air bar 3 is 45°-90°, which can adapt to more application scenarios.

[0027] The upper end of the feed end of the assembly line workbench 1 is also equipped with a dust cover 4, which covers the outside of the ion air bar 3; the dust cover 4 has a U-shaped groove 41 on the side end corresponding to the fixed side plate 11, and the wiring end of the ion air bar 3 is placed in the U-shaped groove 41; the upper end of the dust cover 4 is equipped with a fixed bracket 42, and the wiring of the ion air bar 3 is fixed by the fixed bracket 42; a dust collection cylinder 5 is installed in the dust cover 4, and the end of the dust collection cylinder 5 extends to the outside of the dust cover 4 and is connected to the dust collection equipment. The dust collection cylinder 5 is located in the dust cover 4. The cylinder body is provided with a dust collection port 51. Dust raised by the ion bar 3 enters the dust collection cylinder 5 through the dust collection port 51 and is then sucked out by the vacuuming equipment. This utility model provides a dust cover 4 and a dust collection cylinder 5 connected to the vacuuming equipment on the dust cover 4. The dust cover 4 can control the range of dust blown by the ion bar 3. The dust collection cylinder 5, together with the vacuuming equipment, can collect the dust blown by the ion bar 3, ensuring the cleanliness of the equipment and preventing the dust from falling back onto the product surface and causing secondary pollution.

[0028] In summary, this invention modifies the assembly of the ion air bar 3 relative to the production line workbench 1 to be adjustable, enabling the ion air bar 3 to remove surface deposits from IGBT products of different specifications, thus improving dust removal efficiency. Furthermore, this invention adds dust prevention and suction functions to existing technologies, preventing dust from falling and causing secondary contamination of products, ensuring the cleanliness of the equipment's interior, improving product testing results, and reducing the over-sterilization rate. Therefore, this invention effectively overcomes the various shortcomings of existing technologies and possesses high industrial application value.

[0029] The above embodiments are merely illustrative of the principles and effects of this utility model and are not intended to limit the scope of this utility model. Any person skilled in the art can modify or alter the above embodiments without departing from the spirit and scope of this utility model. Therefore, all equivalent modifications or alterations made by those skilled in the art without departing from the spirit and technical concept disclosed in this utility model should still be covered by the claims of this utility model.

Claims

1. A dust removal device for feeding IGBT appearance inspection products, comprising a production line workbench, characterized in that: The feed end of the production line workbench is equipped with an adjustable height lifting bracket, and the upper end of the lifting bracket is equipped with an adjustable angle tilting bracket, on which an ion air bar is installed. The upper end of the feed end of the assembly line workbench is also equipped with a dust cover covering the outside of the ion air bar. The dust cover is equipped with a dust collection cylinder, and the dust collection cylinder has a dust collection port. The end of the dust collection cylinder extends to the outside of the dust cover and is connected to the dust collection equipment. The assembly line workbench includes a fixed side plate and a movable side plate that can be slidably adjusted relative to the fixed side plate. Both the fixed side plate and the movable side plate are equipped with belt conveyor mechanisms for conveying IGBT workpieces.

2. The IGBT appearance inspection product feeding dust removal device according to claim 1, characterized in that: The assembly line workbench has a first screw hole on one side and a waist-shaped hole at the lower end of the lifting bracket. The waist-shaped hole and the first screw hole are vertically adjustable and correspond to each other. A bolt is used to detachably connect the waist-shaped hole and the first screw hole.

3. The IGBT appearance inspection product feeding dust removal device according to claim 1, characterized in that: The upper end of the lifting bracket is provided with an arc-shaped hole, and one end of the flipping bracket is provided with a second screw hole. The second screw hole and the arc-shaped hole are rotatably corresponding, and a bolt is used to detachably connect the second screw hole and the arc-shaped hole.

4. The IGBT appearance inspection product feeding dust removal device according to claim 3, characterized in that: The upper end of the arc-shaped hole and the second screw hole is provided with a fixing screw hole, and the fixing screw holes are connected by bolts.

5. The IGBT appearance inspection product feeding dust removal device according to claim 2, characterized in that: The dust cover has a U-shaped slot on the side of the corresponding production line workbench, and the wiring terminal of the ion air bar is placed in the U-shaped slot.

6. The IGBT appearance inspection product feeding dust removal device according to claim 1, characterized in that: The dust cover is equipped with a fixed bracket at its upper end, and the wiring of the ion air bar is fixed through the fixed bracket.

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