Chip powder sealing device

Abstract

The utility model discloses a chip powder sealing device, which comprises a conveying mechanism used for conveying a capacitor braid, and the capacitor braid is provided with a braid body and a plurality of semi-finished capacitors arranged in the length direction of the braid body; the powder conveying mechanism comprises a spiral conveyor and a discharging pipe connected with the spiral conveyor, the spiral conveyor is used for conveying packaging powder, and the discharging pipe extends downwards; the coating mechanism comprises a conveying belt located below the discharging pipe, a containing groove extending in the conveying direction of the conveying belt is formed in the conveying belt, the containing groove is used for loading packaging powder, and the conveying direction of the conveying belt is consistent with that of the conveying mechanism; the recovery mechanism comprises a powder blocking box, a dust suction pipe communicated with the powder blocking box and a dust extractor connected with the dust suction pipe, the conveying belt is contained in the powder blocking box, and the dust extractor and the dust suction pipe are matched to extract dust raised in the powder blocking box. The problem that powder is difficult to coat can be solved, and the coating uniformity is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of packaging equipment, in particular to a chip powder sealing device. Background Art

[0002] In the manufacture of monolithic capacitors, leads are welded on both sides of the chip, and then packaging powder is coated on the surface of the chip so that the packaging powder wraps the chip. The packaging powder on the surface of the chip is then heated and cured.

[0003] Conventionally, a conveying mechanism is used to convey the chip through a powder tank filled with encapsulation powder, so that the encapsulation powder is coated on the surface of the chip.

[0004] However, the chip will form a moving track when passing through the encapsulated powder in the powder tank, and the subsequent chips will also move along the same moving track, which may easily make it difficult to apply the powder or cause uneven coating. Utility Model Content

[0005] The utility model aims to solve at least one of the technical problems existing in the prior art. To this end, the utility model provides a chip powder sealing device, which can solve the problem of difficulty in coating powder and improve the uniformity of coating.

[0006] According to the first aspect of the utility model, a chip powder sealing device comprises: a conveying mechanism for conveying capacitor tape, wherein the capacitor tape comprises a tape body and a plurality of semi-finished capacitors arranged in the length direction of the tape body; a powder feeding mechanism comprising a screw conveyor and a discharge pipe connected to the screw conveyor, wherein the screw conveyor is used to convey packaging powder, and the discharge pipe extends downward; a coating mechanism comprising a conveyor belt located below the discharge pipe, wherein the conveyor belt is formed with a receiving groove extending along its conveying direction, wherein the receiving groove is used to load packaging powder, and the conveying directions of the conveyor belt and the conveying mechanism are consistent; a recycling mechanism comprising a powder blocking box, a dust suction pipe connected to the powder blocking box, and a dust extractor connected to the dust suction pipe, wherein the conveyor belt is accommodated inside the powder blocking box, and the dust extractor and the dust suction pipe cooperate to extract dust raised in the powder blocking box.

[0007] A chip powder sealing device according to an embodiment of the utility model has at least the following beneficial effects:

[0008] 1. The utility model provides a conveying mechanism, which can convey the braided body and invert the semi-finished capacitor with the chip facing downward, so as to facilitate powder coating on the chip and improve the conveying efficiency.

[0009] 2. The utility model provides a screw conveyor and a feed pipe, and uses the screw conveyor to convey the packaging powder. The packaging powder in the screw conveyor is conveyed to the coating position through the feed pipe, thereby improving the automation degree of the equipment.

[0010] 3. The utility model sets a conveyor belt, and the receiving groove on the surface of the conveyor belt can receive the packaging powder. Therefore, the conveyor belt can continuously transport the packaging powder in the receiving groove to a position close to the chip. The chip is coated after passing through the packaging powder in the receiving groove. Moreover, the packaging powder in the receiving groove will not follow the movement track of the chip, thereby solving the problem of difficulty in coating powder and improving the uniformity of coating.

[0011] 4. The utility model provides a powder blocking box, a dust suction pipe and a dust extractor. The powder blocking box can reduce the dust generated during the painting process. At the same time, the packaging powder falling from the discharge end of the conveyor belt will raise dust. The dust can be extracted from the powder blocking box by using the dust suction pipe and the dust extractor, thereby greatly reducing the dust floating out of the workshop.

[0012] According to some embodiments of the utility model, the powder blocking box includes two vertical plates, a driving shaft and a driven shaft are arranged between the two vertical plates, and the driving shaft and the driven shaft support the conveyor belt.

[0013] According to some embodiments of the utility model, the dust suction pipe is fixed to one side of the vertical plate and is arranged below the discharge end of the conveyor belt.

[0014] According to some embodiments of the utility model, the powder blocking box also includes a first connecting plate and a second connecting plate connecting the two vertical plates, the bottoms of the first connecting plate and the second connecting plate are relatively close to each other and extend to form a conical cavity, and a recovery box is provided at the bottom of the conical cavity.

[0015] According to some embodiments of the present invention, a reflux pipe is provided at the discharge end of the screw conveyor, and the reflux pipe is connected to the recovery box.

[0016] According to some embodiments of the present invention, the conveyor belt is arranged at an angle, and the highest point of the conveyor belt is the discharge end of the conveyor belt.

[0017] According to some embodiments of the utility model, a powder shovel is provided at the discharge end of the conveyor belt, the powder shovel is located in the accommodating groove, the powder shovel is provided with a bracket, and the bracket is connected to the powder blocking box.

[0018] According to some embodiments of the utility model, the powder blocking box is provided with a connecting rod, a limiting strip is provided at the end of the connecting rod, the limiting strip extends along the conveying direction of the conveying mechanism, and the limiting strip is used to abut against the capacitor tape in a limiting manner.

[0019] According to some embodiments of the utility model, the screw conveyor is provided with a feeding hopper, and the screw conveyor is replenished with packaging powder through the feeding hopper.

[0020] According to some embodiments of the utility model, a heating mechanism is further included. The heating mechanism is arranged in the conveying direction of the conveyor belt. The heating mechanism has an electric heating tube, and the electric heating tube is located above the capacitor braid.

[0021] Additional aspects and advantages of the present invention will be given in part in the following description, and in part will become apparent from the following description, or will be learned through the practice of the present invention. BRIEF DESCRIPTION OF THE DRAWINGS

[0022] The above and / or additional aspects and advantages of the present invention will become apparent and easily understood from the description of the embodiments in conjunction with the following drawings, in which:

[0023] Figure 1 This is a schematic structural diagram of a chip powder sealing device according to an embodiment of the utility model;

[0024] Figure 2 for Figure 1 A schematic diagram of the side structure of a chip powder sealing device is shown;

[0025] Figure 3 for Figure 1 A schematic diagram of the three-dimensional structure of a chip powder sealing device is shown;

[0026] Figure 4 for Figure 1 A schematic diagram of the three-dimensional structure of a chip powder sealing device from another perspective is shown;

[0027] Figure 5 for Figure 1 A partial structural schematic diagram of a chip powder sealing device is shown;

[0028] Figure 6 for Figure 1 A schematic diagram of a capacitor tape structure of a chip powder sealing device is shown.

[0029] Figure markings: 100-braiding body, 110-semi-finished product capacitor, 120-screw conveyor, 130-feeding pipe, 140-conveyor belt, 150-receiving trough, 160-powder blocking box, 170-dust suction pipe, 180-vertical plate, 190-driving shaft, 200-driven shaft, 210-first connecting plate, 220-second connecting plate, 230-recovery box, 240-reflux pipe, 250-powder shovel, 260-bracket, 270-connecting rod, 280-limiting strip, 290-feeding hopper, 300-electric heating tube, 310-dust extractor. DETAILED DESCRIPTION

[0030] The embodiments of the present invention are described in detail below, and examples of the embodiments are shown in the accompanying drawings, wherein the same or similar reference numerals throughout represent the same or similar elements or elements having the same or similar functions. The embodiments described below with reference to the accompanying drawings are exemplary and are only used to explain the present invention, and cannot be understood as limiting the present invention.

[0031] In the description of the present invention, it should be understood that descriptions involving orientation, such as up, down, front, back, left, right, etc., indicating orientations or positional relationships, are based on the orientations or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as a limitation on the present invention.

[0032] In the description of the present utility model, "several" means one or more, "more" means more than two, "greater than", "less than", "exceed" etc. are understood to exclude the number itself, and "above", "below", "within" etc. are understood to include the number itself. If there is a description of "first" or "second", it is only used for the purpose of distinguishing the technical features, and cannot be understood as indicating or implying the relative importance or implicitly indicating the number of the indicated technical features or implicitly indicating the order of the indicated technical features.

[0033] In the description of the present invention, it should be noted that, unless otherwise clearly specified and limited, the terms "installation", "connection" and "connection" should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection, or it can be indirectly connected through an intermediate medium, or it can be the internal communication of two components. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0034] A chip powder sealing device according to an embodiment of the utility model is described below in conjunction with the accompanying drawings.

[0035] Reference Figure 1 A chip powder sealing device according to an embodiment of the utility model includes a conveying mechanism, a powder feeding mechanism, a coating mechanism and a recycling mechanism.

[0036] Among them, refer to Figure 6 The conveying mechanism is used to convey the capacitor tape, which includes a tape body 100 and a plurality of semi-finished capacitors 110 arranged in the length direction of the tape body 100.

[0037] It should be noted that the conveying mechanism includes a first conveying wheel, a second conveying wheel, and a motor driving the first conveying wheel or the second conveying wheel to rotate, and the first conveying wheel and the second conveying wheel clamp the conveying braid body 100 .

[0038] The conveying mechanism can convey the braid body 100 and invert the semi-finished capacitor 110 with the chip facing downward, which facilitates powder coating on the chip and improves the conveying efficiency.

[0039] The powder conveying mechanism includes a screw conveyor 120 and a feed pipe 130 connected to the screw conveyor 120 . The screw conveyor 120 is used to convey the packaged powder, and the feed pipe 130 extends downward.

[0040] The packaging powder is transported by the screw conveyor 120 , and the packaging powder in the screw conveyor 120 is transported to the coating position through the discharge pipe 130 , thereby improving the automation degree of the equipment.

[0041] In some embodiments of the present invention, the screw conveyor 120 is provided with a feeding hopper 290 , and the screw conveyor 120 is replenished with packaging powder through the feeding hopper 290 .

[0042] Among them, refer to Figure 4 The coating mechanism includes a conveyor belt 140 located below the feed pipe 130. The conveyor belt 140 is formed with a receiving groove 150 extending along its conveying direction. The receiving groove 150 is used to load the packaging powder. The conveying directions of the conveyor belt 140 and the conveying mechanism are consistent.

[0043] The receiving groove 150 on the surface of the conveyor belt 140 can receive packaging powder. Therefore, the conveyor belt 140 can continuously transport the packaging powder in the receiving groove 150 to a position close to the chip. The chip is coated after passing through the packaging powder in the receiving groove 150. Moreover, the packaging powder in the receiving groove 150 will not follow the movement track of the chip, thereby solving the problem of difficulty in coating powder and improving the uniformity of coating.

[0044] In some embodiments of the present invention, referring to Figure 3 The conveyor belt 140 is tilted, and the highest point of the conveyor belt 140 is the discharge end of the conveyor belt 140 .

[0045] Therefore, when the capacitor tape is conveyed in the horizontal direction, it is coated at the discharge end of the conveyor belt 140 to avoid the chip movement track.

[0046] In some embodiments of the present invention, referring to Figure 5 A powder shovel 250 is provided at the discharge end of the conveyor belt 140 . The powder shovel 250 is located in the receiving groove 150 . The powder shovel 250 is provided with a bracket 260 . The bracket 260 is connected to the powder blocking box 160 .

[0047] Therefore, the powder shovel 250 can gather the powder at the discharge end of the conveyor belt 140, which is beneficial to chip coating and improves the uniformity of coating.

[0048] Among them, the recycling mechanism includes a powder blocking box 160, a dust suction pipe 170 connected to the powder blocking box 160, and a dust extractor 310 connected to the dust suction pipe 170. The powder blocking box 160 accommodates a conveyor belt 140 inside, and the dust extractor 310 and the dust suction pipe 170 cooperate to extract the dust raised in the powder blocking box 160.

[0049] The powder blocking box 160 can reduce the dust generated during the painting process. At the same time, the packaged powder falling from the discharge end of the conveyor belt 140 will raise dust. The dust can be extracted from the powder blocking box 160 by using the dust suction pipe 170 and the dust extractor 310, thereby greatly reducing the dust from floating out of the workshop.

[0050] In some embodiments of the present invention, the powder blocking box 160 includes two vertical plates 180 , and a driving shaft 190 and a driven shaft 200 are disposed between the two vertical plates 180 . The driving shaft 190 and the driven shaft 200 support the conveyor belt 140 .

[0051] Therefore, the two vertical plates 180 can be isolated from dust, and the driving shaft 190 and the driven shaft 200 can also be installed.

[0052] In some embodiments of the present invention, the dust suction pipe 170 is fixed to one side of the vertical plate 180 and is arranged below the discharge end of the conveyor belt 140 .

[0053] Therefore, the dust suction pipe 170 can effectively extract the dust dropped from the conveyor belt 140, greatly reducing the dust flying.

[0054] In some embodiments of the present invention, the powder blocking box 160 also includes a first connecting plate 210 and a second connecting plate 220 connecting the two vertical plates 180. The bottoms of the first connecting plate 210 and the second connecting plate 220 are relatively close to each other and extend to form a conical cavity. A recovery box 230 is provided at the bottom of the conical cavity.

[0055] Therefore, the conical cavity can collect the packaging powder dropped from the conveyor belt 140 , making it convenient for the recycling box 230 to recycle the packaging powder.

[0056] In some embodiments of the present invention, a reflux pipe 240 is provided at the discharge end of the screw conveyor 120 , and the reflux pipe 240 is connected to the recovery box 230 .

[0057] Therefore, the excess packaging powder of the screw conveyor 120 can flow into the recovery box 230 through the reflux pipe 240, so that the packaging powder can be reused.

[0058] In some embodiments of the utility model, the powder blocking box 160 is provided with a connecting rod 270, and a limiting strip 280 is provided at the end of the connecting rod 270. The limiting strip 280 extends along the conveying direction of the conveying mechanism. The limiting strip 280 is used to limit the contact with the capacitor tape. Therefore, the limiting strip 280 can ensure the correct conveying trajectory of the capacitor tape and avoid conveying deviation.

[0059] In some embodiments of the present invention, referring to Figure 2 , and also includes a heating mechanism, which is arranged in the conveying direction of the conveyor belt 140. The heating mechanism has an electric heating tube 300, and the electric heating tube 300 is located above the capacitor tape. Therefore, the electric heating tube 300 can heat and cure the coated chip.

[0060] In the description of this specification, the description with reference to the terms "one embodiment", "some embodiments", "illustrative embodiments", "examples", "specific examples", or "some examples" means that the specific features, structures, materials or characteristics described in conjunction with the embodiment or example are included in at least one embodiment or example of the utility model. In this specification, the schematic representation of the above terms does not necessarily refer to the same embodiment or example. Moreover, the specific features, structures, materials or characteristics described can be combined in any one or more embodiments or examples in a suitable manner.

[0061] The embodiments of the present invention are described in detail above in conjunction with the accompanying drawings, but the present invention is not limited to the above embodiments. Various changes can be made within the knowledge scope of ordinary technicians in the technical field without departing from the purpose of the present invention.

Claims

1. A chip powder sealing device, characterized in that: include: A conveying mechanism, used for conveying a capacitor braid, wherein the capacitor braid comprises a braid body (100) and a plurality of semi-finished capacitors (110) arranged in a length direction of the braid body (100); The powder conveying mechanism comprises a screw conveyor (120) and a feeding pipe (130) connected to the screw conveyor (120), wherein the screw conveyor (120) is used to convey the encapsulated powder, and the feeding pipe (130) extends downward; A coating mechanism, comprising a conveyor belt (140) located below the feed tube (130), the conveyor belt (140) being formed with a receiving groove (150) extending along its conveying direction, the receiving groove (150) being used to load packaging powder, and the conveying directions of the conveyor belt (140) and the conveying mechanism being consistent; The recycling mechanism comprises a powder blocking box (160), a dust suction pipe (170) connected to the powder blocking box (160), and a dust extractor (310) connected to the dust suction pipe (170); the conveyor belt (140) is accommodated inside the powder blocking box (160); the dust extractor (310) and the dust suction pipe (170) cooperate to extract the dust raised in the powder blocking box (160).

2. A chip powder sealing device according to claim 1, characterized in that: The powder blocking box (160) comprises two vertical plates (180), a driving shaft (190) and a driven shaft (200) are arranged between the two vertical plates (180), and the driving shaft (190) and the driven shaft (200) support the conveyor belt (140).

3. A chip powder sealing device according to claim 2, characterized in that: The dust suction pipe (170) is fixed to one side of the vertical plate (180) and is arranged below the discharge end of the conveyor belt (140).

4. A chip powder sealing device according to claim 2, characterized in that: The powder blocking box (160) also includes a first connecting plate (210) and a second connecting plate (220) connecting the two vertical plates (180), and the bottoms of the first connecting plate (210) and the second connecting plate (220) are relatively close to each other and extend to form a conical cavity, and a recovery box (230) is provided at the bottom of the conical cavity.

5. A chip powder sealing device according to claim 4, characterized in that: A reflux pipe (240) is provided at the discharge end of the screw conveyor (120), and the reflux pipe (240) is connected to the recovery box (230).

6. A chip powder sealing device according to claim 1, characterized in that: The conveyor belt (140) is arranged at an angle, and the highest point of the conveyor belt (140) is the discharge end of the conveyor belt (140).

7. A chip powder sealing device according to claim 1, characterized in that: A powder shovel (250) is provided at the discharge end of the conveyor belt (140), the powder shovel (250) is located in the receiving groove (150), and the powder shovel (250) is provided with a bracket (260), and the bracket (260) is connected to the powder blocking box (160).

8. A chip powder sealing device according to claim 1, characterized in that: The powder blocking box (160) is provided with a connecting rod (270), and a limiting strip (280) is provided at the end of the connecting rod (270). The limiting strip (280) extends along the conveying direction of the conveying mechanism, and the limiting strip (280) is used to abut against the capacitor tape in a limiting manner.

9. The chip powder sealing device according to claim 1, characterized in that: The screw conveyor (120) is provided with a feeding hopper (290), and the screw conveyor (120) is replenished with packaging powder through the feeding hopper (290).

10. The chip powder sealing device according to claim 1, characterized in that: It also comprises a heating mechanism, which is arranged in the conveying direction of the conveyor belt (140), and has an electric heating tube (300), and the electric heating tube (300) is located above the capacitor braid.

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