Stacking and transporting device for lead frames

Abstract

The utility model relates to the technical field of lead frame transportation, in particular to a stacking and transporting device for lead frames, which comprises a device frame, a first conveying belt is mounted on the device frame, a lead frame body is connected onto the first conveying belt, a conveying frame is arranged on one side of the device frame, and a second conveying belt is arranged on the conveying frame. A second conveying belt and a second air cylinder are installed in the conveying frame, a supporting plate is further installed on the device frame, a movable plate is connected to the outer side of the supporting plate, an adjusting frame is erected on the supporting plate, a first air cylinder is installed on the adjusting frame, and a pressing plate is arranged on the first air cylinder. According to the scheme, the possibility that a large amount of manual operation needs to be carried out in the storage process of the lead frames is reduced, the possibility that a large amount of storage space needs to be occupied in the storage process of the lead frames is reduced, the stacking effect of the device is improved, the space occupied by the lead frames is reduced, and the space storage effect is optimized; and the automatic transportation effect of the device is also improved, and the transportation efficiency can be greatly improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to lead frame transportation technical field especially relates to a kind of stacking transport device for lead frame. BACKGROUND

[0002] Lead frame is the basic material of semiconductor package, and is also the chip carrier of integrated circuit. It realizes the electrical connection of chip internal circuit lead-out end and external lead by other materials, forms the key structural member of electrical circuit, and plays the role of bridge connecting with external wire, ensures that current can flow smoothly between chip and external circuit.

[0003] At present, in the process of lead frame manufacturing, lead frame usually needs to be stored or packaged, and single storage or packaging will occupy a large space and consume a large amount of labor cost, and when the product quantity is more, the work efficiency will be greatly reduced, so a kind of stacking transport device for lead frame is proposed. SUMMARY

[0004] The utility model aims at solving the shortcomings in prior art, and proposes a kind of stacking transport device for lead frame.

[0005] In order to realize the above-mentioned purpose, the utility model adopts the following technical scheme:

[0006] A kind of stacking transport device for lead frame, including device frame, first conveying belt is installed on the device frame, lead frame body is connected on the first conveying belt, conveying frame is provided on the side of the device frame, second conveying belt and second cylinder are installed in the conveying frame, support plate is also installed on the device frame, the outer side of support plate is connected with movable plate, adjusting frame is erected on the support plate, first cylinder is installed on the adjusting frame, pressing plate is provided on the first cylinder.

[0007] Preferably, the first conveying belt is arranged between the inner walls of the device frame, the support plate is provided with two, the two support plates are symmetrically installed on the outer surface of one end of the device frame, a plurality of limiting rods are symmetrically installed on the outer surface of the support plate, the movable plate is provided with two and is slidably connected to the outer surface of the limiting rod.

[0008] Preferably, a plurality of limiting rollers are arranged and installed on one side of the movable plate, a plurality of through holes are formed in the support plate, the limiting rollers extend to the inner side of the support plate through the through holes, and the lead frame body is connected to the limiting rollers.

[0009] Preferably, a plurality of adjusting holes are formed in the top surface of one side of the support plate, a limiting plate is connected between the two support plates, adjusting rods are installed on both ends of the limiting plate, and the adjusting rods are inserted into the adjusting holes.

[0010] Preferably, the adjusting frame is fixedly installed on the top surface of the two support plates, the first air cylinder is installed on the top surface of the adjusting frame, the telescopic end of the first air cylinder extends to the bottom side of the adjusting frame, a pressing plate is installed on the end of the telescopic end of the first air cylinder, a pushing plate is further fixed on the telescopic end of the first air cylinder, the pushing plate is located on the upper side of the pressing plate, and the intermediate blocks are rotatably connected between the two ends of the pushing plate and the top end of the movable plate.

[0011] Preferably, the pressing plate is connected to the lead frame body, one side of the pressing plate is fixedly provided with a pressing strip, and the other side of the pressing plate is provided with a telescopic rod which is movably connected in the pressing strip.

[0012] Preferably, the second conveying belt is provided with a plurality of groups which are arranged and installed on the upper side of the conveying frame, the second air cylinder is installed on the bottom side of the conveying frame, a bracket is installed on the telescopic end of the second air cylinder, and the bracket is located on the bottom side of the support plate.

[0013] The device has the advantages that:

[0014] The device has the advantages that:

[0015] The device has the advantages that: BRIEF DESCRIPTION OF DRAWINGS

[0016] Figure 1 A structure schematic view of the device is provided.

[0017] Figure 2 A main view structure schematic view of the device is provided.

[0018] Figure 3 A side view structure schematic view of the device is provided.

[0019] Figure 4 A top view structure schematic view of the device is provided.

[0020] Figure 5 For Figure 1 Structure diagram of the middle A part;

[0021] Figure 6 Structure diagram of the movable plate part.

[0022] In the figure: 1, device frame; 2, first conveying belt; 3, conveying frame; 4, support plate; 5, limiting plate; 6, adjusting frame; 7, first air cylinder; 8, second conveying belt; 9, limiting rod; 10, bracket; 11, second air cylinder; 12, movable plate; 13, middle block; 14, lead frame body; 15, limiting roller; 16, push plate; 17, pressing plate; 18, telescopic rod. DETAILED DESCRIPTION

[0023] The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application. Obviously, the described embodiments are only part of the embodiments of the present application, rather than all the embodiments.

[0024] Embodiment: refer to Figures 1-6 A stacking and conveying device for lead frames, comprising a device frame 1, a first conveying belt 2 is installed on the device frame 1, a lead frame body 14 is connected to the first conveying belt 2, a conveying frame 3 is arranged on one side of the device frame 1, a second conveying belt 8 and a second air cylinder 11 are installed in the conveying frame 3, a support plate 4 is also installed on the device frame 1, a movable plate 12 is connected to the outer side of the support plate 4, an adjusting frame 6 is arranged on the support plate 4, a first air cylinder 7 is installed on the adjusting frame 6, a pressing plate 17 is arranged on the first air cylinder 7, the first conveying belt 2 is arranged between the inner walls of the device frame 1, two support plates 4 are symmetrically installed on the outer surface of one end of the device frame 1, a plurality of limiting rods 9 are symmetrically installed on the outer surface of the support plate 4, two movable plates 12 are slidingly connected to the outer surface of the limiting rods 9, which can limit the movable plates 12 and keep them in a horizontal state during movement.

[0025] Specifically, a plurality of limiting rollers 15 are arranged on one side of the movable plate 12, a plurality of through holes are formed in the support plate 4, the limiting rollers 15 extend to the inner side of the support plate 4 through the through holes, the lead frame body 14 is connected to the limiting rollers 15, and the limiting rollers 15 can also be arranged in an inclined manner on the movable plate 12, which makes it more convenient for the lead frame body 14 to enter smoothly and not easy to jam during transportation.

[0026] Further, a plurality of adjusting holes are formed on the top surface of one side of the support plate 4, a limiting plate 5 is connected between the two support plates 4, adjusting rods are installed on the two ends of the limiting plate 5 and are inserted into the adjusting holes to limit the lead frame body 14 from falling off and facilitate length adjustment to adapt to lead frame bodies 14 of different lengths for transportation.

[0027] Further, an adjusting frame 6 is fixedly installed on the top surface of the two support plates 4, a first air cylinder 7 is installed on the top surface of the adjusting frame 6, the telescopic end of the first air cylinder 7 extends to the bottom side of the adjusting frame 6, a pressing plate 17 is installed on the end of the telescopic end of the first air cylinder 7 to press the lead frame bodies 14 to make them more closely fit, a pushing plate 16 is further fixed on the telescopic end of the first air cylinder 7 to push the middle blocks 13 outward, the pushing plate 16 is located on the upper side of the pressing plate 17, and the middle blocks 13 are rotatably connected between the two ends of the pushing plate 16 and the top end of the movable plate 12 to push the movable plates 12 on both sides.

[0028] In this embodiment, the pressing plate 17 is connected to the lead frame body 14, a pressing strip is fixed on one side of the pressing plate 17, and a telescopic rod 18 is arranged on the other side of the pressing plate 17 and movably connected in the pressing strip to adjust according to lead frame bodies 14 of different sizes.

[0029] The second conveying belt 8 is provided in multiple groups and is arranged on the upper side of the conveying frame 3, the second air cylinder 11 is installed on the bottom side of the conveying frame 3, and a bracket 10 is installed on the telescopic end of the second air cylinder 11 and located on the bottom side of the support plate 4 to facilitate unified stacking and collection.

[0030] Working principle: The lead frame bodies 14 are placed one by one into the first conveying belt 2 for conveying, the lead frame bodies 14 are conveyed to the limiting roller 15, the lead frame bodies 14 slide along the limiting roller 15 until being blocked by the limiting plate 5, at this time, the first air cylinder 7 is controlled to extend downward, the pressing plate 17 and the pushing plate 16 move downward at the same time, the pushing plate 16 pushes the middle blocks 13 on both sides downward, the middle blocks 13 move the movable plates 12 along the limiting rods 9 to both sides under the pressure, at this time, the limiting roller 15 is separated from the bottom side of the lead frame body 14, the lead frame body 14 loses support and falls into the bracket 10, then the above operation is reversed, the equipment is restored, the above movement is repeated again to transport the second lead frame body 14, then the second lead frame body 14 is stacked on the first lead frame body 14, the above operation is repeated several times for stacking, when the specified number is reached, the second air cylinder 11 is controlled to retract, the bracket 10 moves to the lower side of the second conveying belt 8, at this time, the stacked lead frame bodies 14 are placed on the second conveying belt 8, at this time, the second conveying belt 8 is controlled to move the lead frame bodies 14 to one side for subsequent operation.

[0031] What is not described in detail in the specification belongs to the prior art known to those skilled in the art.

[0032] The standard parts used in the utility model can be purchased from the market, the special-shaped parts can be ordered according to the description and the drawings, the specific connection mode of each part adopts the conventional means such as bolts, rivets and welding in the prior art, the machinery, parts and equipment adopt conventional models in the prior art, and the circuit connection adopts the conventional connection mode in the prior art, which will not be described in detail here.

[0033] The above is only a preferred specific embodiment of the utility model, but the protection scope of the utility model is not limited to this, any skilled person in the art can make equivalent replacement or change according to the technical scheme and the utility model concept of the utility model within the technical range disclosed by the utility model, which should be covered in the protection scope of the utility model.

Claims

1. A stacked transport device for lead frames, characterized by, Include: The device frame (1), the first conveying belt (2) is installed on the device frame (1), the lead frame body (14) is connected on the first conveying belt (2), one side of the device frame (1) is provided with a conveying frame (3), the second conveying belt (8) and the second cylinder (11) are installed in the conveying frame (3), the supporting plate (4) is also installed on the device frame (1), the movable plate (12) is connected on the outer side of the supporting plate (4), the adjusting frame (6) is arranged on the supporting plate (4), the first cylinder (7) is installed on the adjusting frame (6), the pressing plate (17) is provided on the first cylinder (7).

2. A stacked transport device for lead frames as defined in claim 1, wherein, The first conveying belt (2) is arranged between the inner walls of the device frame (1), the supporting plate (4) is provided with two, the two supporting plates (4) are symmetrically installed on the outer surface of one end of the device frame (1), a plurality of limiting rods (9) are symmetrically installed on the outer surface of the supporting plate (4), the movable plate (12) is provided with two and is slidably connected on the outer surface of the limiting rod (9).

3. A stacked transport device for lead frames as defined in claim 2, wherein, A plurality of limiting rollers (15) are arranged and installed on one side of the movable plate (12), a plurality of through holes are formed in the supporting plate (4), the limiting rollers (15) extend to the inner side of the supporting plate (4) through the through holes, and the lead frame body (14) is connected to the limiting rollers (15).

4. The stacked transport apparatus for lead frames of claim 3, wherein, A plurality of adjusting holes are formed in the top surface of one side of the supporting plate (4), a limiting plate (5) is connected between the two supporting plates (4), adjusting rods are installed on both ends of the limiting plate (5), and the adjusting rods are inserted into the adjusting holes.

5. A stacked transport device for lead frames as defined in claim 4, wherein, The adjusting frame (6) is fixedly installed on the top surface of the two supporting plates (4), the first cylinder (7) is installed on the top surface of the adjusting frame (6), the telescopic end of the first cylinder (7) extends to the bottom side of the adjusting frame (6), the pressing plate (17) is installed on the end of the telescopic end of the first cylinder (7), the push plate (16) is further fixed on the telescopic end of the first cylinder (7), the push plate (16) is located on the upper side of the pressing plate (17), and the intermediate blocks (13) are rotatably connected between both ends of the push plate (16) and the top end of the movable plate (12).

6. A stacked transport device for lead frames as defined in claim 5, wherein, The pressing plate (17) is connected to the lead frame body (14), a pressing strip is fixed on one side of the pressing plate (17), a telescopic rod (18) is arranged on the other side of the pressing plate (17), and the telescopic rod (18) is movably connected in the pressing strip.

7. A stacked transport device for lead frames as defined in claim 6, wherein, The second conveying belt (8) is provided with a plurality of groups, which are arranged and installed on the upper side of the conveying frame (3), the second cylinder (11) is installed on the bottom side of the conveying frame (3), the bracket (10) is installed on the telescopic end of the second cylinder (11), and the bracket (10) is located on the bottom side of the supporting plate (4).

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