Paper feeding mechanism for printed products

Abstract

The present invention discloses a paper feeding mechanism for printed products, comprising a frame, a lifting and translation mechanism, a frame, a limit plate, a pair of support blocks, a paper supporting device, a roller chain, and a plurality of frame guide rails. The translation lifting mechanism is slidably arranged on the frame, and the frame is driven to lift or translate by the translation lifting mechanism. The limit plate is arranged on the front end of the frame, and is used to limit the front side of the printed product pile. The support block is telescopically arranged on the rear end of the frame, and cooperates with the limit plate to limit the rear side of the printed product, and the rear side of the printed product is lifted up under the forward push of the support block, and the rear side of the printed product is lifted up by the paper supporting device and the support block, so that a gap is formed at the lower edge of the rear side of the printed product, and the roller chain is driven by the driving device to slide into the gap of the printed product, so that the roller chain supports the bottom surface of the printed product. The present invention realizes automatic paper taking and paper feeding of printed products, effectively improves work efficiency, and reduces production time.

Description

Technical Field

[0001] The invention relates to the technical field of waste cleaning equipment, and in particular to a paper feeding mechanism for printed products. Background Art

[0002] The cleaning of cardboard waste edges in the printing and packaging industry is called waste stripping, which is a necessary process in the die-cutting and forming processes of cardboard, corrugated paper, etc. The emergence of waste stripping machines has replaced manual waste stripping, which not only reduces the labor of staff but also improves production efficiency. However, most waste stripping machines now require manual paper removal. Although it reduces the labor intensity to a certain extent, it results in low paper output efficiency, reduces production efficiency, and inadequate protection of staff can easily cause injuries. Summary of the invention

[0003] The technical problem to be solved by the embodiments of the present invention is to provide a paper feeding mechanism for printed products, which has a simple structure and stable operation, realizes automatic paper taking and paper feeding, effectively improves production efficiency, and reduces labor intensity.

[0004] In order to achieve the above object, the present invention discloses a paper feeding mechanism for printed products, comprising:

[0005] frame;

[0006] A lifting and translation mechanism, wherein the lifting and translation mechanism is slidably arranged on the frame;

[0007] A frame, wherein the lifting and translation mechanism drives the frame to lift or translate;

[0008] A limiting plate, which is arranged on the front end of the frame and is used to limit the front side of the printed product stack;

[0009] A pair of support blocks, the support blocks are telescopically arranged on the rear end of the frame and cooperate with the limiting plate to limit the rear side of the printed product, and the rear side of the printed product is lifted up when the support blocks push forward;

[0010] A paper supporting device, wherein the paper supporting device cooperates with the supporting block to lift the rear side of the printed product so that a gap is formed at the lower edge of the rear side of the printed product;

[0011] A roller chain, wherein the roller chain is slidably disposed on the frame, and the roller chain is driven by a driving device to slide into the gap of the printed product so that the roller chain supports the bottom surface of the printed product;

[0012] A plurality of rack guide rails are arranged in parallel, and the rack is slidably arranged on the rack guide rails.

[0013] Preferably, the roller chain comprises a plurality of rollers and a pair of chains, the two sides of the frame are provided with U-shaped slide grooves, the chains are respectively slidably arranged in the U-shaped slide grooves, the ends of the plurality of rollers are respectively fixedly connected to the chains, and the chains are driven by the driving device to drive the plurality of rollers to move along the U-shaped slide grooves;

[0014] Preferably, a slide seat is provided in the frame, and first slide rails are provided on both sides of the frame. First sliders slidably matched with the first slide rails are provided at both ends of the slide seat, and the slide seat is driven to move horizontally along the first slide rails by a sliding drive device.

[0015] Preferably, the paper supporting device includes a first supporting claw, a second supporting claw, and a third supporting claw. The sliding seat is provided with supporting claw driving devices corresponding to the first supporting claw, the second supporting claw, and the third supporting claw, respectively. The supporting claw driving devices are provided with lifting driving devices, and the first supporting claw, the second supporting claw, and the third supporting claw are driven to rise and fall respectively by the lifting driving devices, and the first supporting claw, the second supporting claw, and the third supporting claw are driven to move horizontally respectively by the supporting claw driving devices.

[0016] Preferably, a support block driving device is fixedly provided at the middle part of the front end of the slide seat, and the support blocks are respectively arranged on both sides of the support block driving device, and the support blocks and the limit plate are driven to move closer or away from each other by the support block driving device.

[0017] Preferably, a limit driving device is fixedly provided on the front end of the frame, and the limit driving device drives the limit plate to limit the front side of the printed product.

[0018] Preferably, the lifting and translation mechanism includes a sliding frame, a lifting frame, a translation drive device, and a lifting drive device. The sliding frame is slidably arranged on the frame. The front and rear sides of the lifting frame are respectively provided with slide rails. The inner side of the sliding frame has a slide rail groove that slides with the slide rail of the lifting frame. The bottom of the lifting frame is fixedly connected to the frame. The lifting frame is driven by the lifting drive device to lift the frame, and the sliding frame is driven by the translation drive device to translate the frame.

[0019] Preferably, a lifting platform is provided below the front end of the frame for stacking printed products.

[0020] Preferably, a second sliding block is provided on the lifting platform, and a second sliding rail slidably matched with the second sliding block is provided on the inner side surface of the frame, and the lifting platform is driven to move up and down by a lifting drive device.

[0021] Compared with the prior art, the present invention has the following beneficial effects:

[0022] The present invention lifts the rear side of the printed product by cooperating with the support block and the limiting plate, so that a reserved gap appears between the rear end of the lifted printed product and the printed product, so that the first supporting claw, the second supporting claw, and the third supporting claw can support the printed product through the gap, thereby improving the stability of lifting the printed product, and at the same time cooperating with the limiting plate to prevent the first supporting claw, the second supporting claw, and the third supporting claw from supporting the rear side of the printed product.

[0023] A plurality of rollers are driven by chains to move to the bottom surface of the frame, and the plurality of rollers are sequentially entered into the reserved gaps, so that the bottom surface of the entire printed product is supported by the plurality of rollers. Since the rollers can rotate by themselves, the rollers can roll along the surface of the printed product, thereby preventing the printed product from being worn, deformed, or offset so that the printed products cannot be aligned, affecting subsequent work. The lifting and translation mechanism controls the lifting or translation of the frame so that the frame moves the printed product to the designated work station. When the plurality of rollers move to the top surface of the frame, the printed product is gradually placed on the work station. BRIEF DESCRIPTION OF THE DRAWINGS

[0024] Figure 1 It is a schematic diagram of the overall structure of the present invention;

[0025] Figure 2 It is the overall structural diagram of the framework I;

[0026] Figure 3 To show Figure 2 Schematic diagram of the structure of part A in FIG.

[0027] Figure 4 It is the overall structural diagram of the framework II;

[0028] Figure 5 To show Figure 4 Schematic diagram of the structure of part B. DETAILED DESCRIPTION

[0029] In order to make the objectives, technical solutions and advantages of the present invention more clear, the present invention will be further described in detail below with reference to the accompanying drawings.

[0030] Reference Figure 1 As shown, a paper loading mechanism for printed products includes a frame 1, a lifting and translation mechanism 2, a frame 3, a limit plate 4, a pair of supporting blocks 5, a paper supporting device 6, and a roller chain 7.

[0031] The lifting and translation mechanism 2 includes a sliding frame 21 and a lifting frame 22. A sliding guide rail 11 is arranged above the frame 1. The sliding frame 21 is slidably arranged on the sliding guide rail 11. The front and rear sides of the lifting frame 22 are respectively provided with sliding rails 221. The inner side of the sliding frame 21 has a sliding rail groove that slides with the sliding rail 221 of the lifting frame 22. The bottom of the lifting frame 22 is fixedly connected to the frame 3. A rack is arranged on one side of the sliding guide rail. A translation driving device 23 is arranged on one side of the sliding frame 21. In this embodiment, the translation driving device 23 preferably adopts a motor, whose output shaft is fixedly provided with a gear meshing with the rack. The sliding frame 21 is driven by the translation drive device 23 to drive the frame 3 to move horizontally along the sliding guide rail. The rear side of the sliding frame 21 is provided with a lifting drive device 24. In this embodiment, the lifting drive device 24 preferably adopts a motor, whose conveying shaft passes through the sliding frame 21 and is provided with a transmission gear. A chain transmission method is adopted between the transmission gear and the lifting frame 22, so that the lifting drive device 24 drives the lifting frame 22 to drive the frame 3 to move vertically.

[0032] A lifting platform 12 is provided below the front end of the frame 1 for stacking pre-cut printed products. A second slider 121 is provided on the lifting platform 12. A second slide rail 13 slidably matched with the second slider 121 is provided on the inner side of the frame 1. A conveying shaft 14 is rotatably provided on the frame 1, and a chain transmission method is adopted between the conveying shaft 14 and the lifting platform 12. A lifting drive device 15 is provided on one side of the frame 1. In this embodiment, the lifting drive device 15 preferably adopts a motor, and its output shaft is fixedly connected to the conveying shaft 14. The lifting platform 12 is driven up and down by the lifting drive device 15, so that the lifting platform 12 changes with the height of the printed products to ensure that the amount of paper taken each time remains consistent.

[0033] Reference Figure 2 , Figure 4 As shown, the limit plate 4 is arranged on the front end of the frame 3, and a limit driving device 41 is fixedly arranged on the front end of the frame 3. In this embodiment, the limit driving device 41 preferably adopts a cylinder, and its telescopic end is fixedly connected to the limit plate 4. A slide seat 31 is arranged in the frame 3, and the two sides of the frame 3 have first slide rails 32. Both ends of the slide seat 31 are provided with first sliders 33 that slide with the first slide rail 32. A sliding driving device is arranged on the frame 3. In this embodiment, a cylinder is preferably adopted, and its telescopic end is fixedly connected to the slide seat 31, which drives the slide seat 31 to move horizontally along the first slide rail 32 through the sliding driving device. A support block driving device 51 is fixedly arranged in the middle of the front end of the slide seat 31. In this embodiment, the support block driving device 51 preferably adopts a cylinder, and a U-shaped block (such as Figure 3As shown in the figure, the support blocks 5 are respectively arranged on the two ends of the U-shaped block 52. The frame 3 is sleeved on the printed product pile on the lifting platform 12 under the drive of the lifting and translation mechanism 2. The limit plate 4 is driven by the limit driving device 41 to limit the front side of the printed product. The support block driving device 51 drives the support block 5 to cooperate with the limit plate 4 to press the rear side of the printed product. As the support block 5 continues to be squeezed, the rear side of the printed product is lifted by the support block 5 to form a gap.

[0034] Reference Figure 2 , Figure 3 As shown, a paper supporting device 6 is arranged on the slide 31, and the paper supporting device 6 includes a first supporting claw 61, a second supporting claw 62, and a third supporting claw 63. The slide 31 is provided with supporting claw driving devices 611, 612, and 613 corresponding to the first supporting claw 61, the second supporting claw 62, and the third supporting claw 63, respectively. The supporting claw driving devices 611, 612, and 613 are respectively provided with lifting driving devices 614, 615, and 616. In this embodiment, the supporting claw driving devices 611, 612, 613 and the lifting driving devices 614, 615, and 616 preferably adopt cylinders, and the lifting driving devices 614, 615, and 616 are respectively fixedly installed on the supporting claw driving devices 611, 612, On the telescopic end of 613, the first supporting claw 61, the second supporting claw 62, and the third supporting claw 63 are fixedly connected to the telescopic ends of the lifting driving devices 614, 615, and 616 respectively. Therefore, the second supporting claw 62 is inserted into the middle of the gap of the printed product under the drive of the supporting claw driving device 612, and the lifted printed product is lifted and supported under the drive of the lifting driving device 615, thereby increasing the gap in the pile of printed products. Subsequently, the first supporting claw 61 and the third supporting claw 63 are inserted into the two ends of the gap under the drive of the supporting claw driving devices 611 and 613, and the printed product is supported in cooperation with the second supporting claw 62 under the drive of the lifting driving devices 614 and 616, so as to facilitate the subsequent paper picking work.

[0035] Reference Figure 4 , Figure 5As shown, the roller chain 7 includes a plurality of rollers 71 and a pair of chains 72. Both sides of the frame 3 have U-shaped grooves 34, and the openings of the U-shaped grooves 34 face the limit plates 4. The chains 72 are slidably arranged in the U-shaped grooves 34, and the ends of the plurality of rollers 71 are fixedly connected to the chains, respectively. A driving device 73 is fixedly installed on the side walls of the frame. In this embodiment, the driving device preferably adopts a motor, and its conveying shaft is fixedly provided with a driving sprocket connected to the chain 72 in a transmission manner. When the first supporting claw, the second supporting claw, and the third supporting claw support the printed product, the chain 72 is driven by the driving device 73 to move in a clockwise direction, so that it drives the plurality of rollers 71 to move along the U-shaped grooves 34 and enter the gaps in turn, so that the plurality of rollers 71 move to the bottom surface of the frame 3, and the bottom surface of the printed product is completely lifted up by the plurality of rollers 71, and the rollers 71 can roll along the surface of the printed product to avoid wear and deformation on the surface of the printed product, or offset between the printed products, resulting in the inability to align the printed products, thereby affecting the processing of the printed products.

[0036] Finally, the lifting and translation mechanism 2 drives the frame 3 to move upward and horizontally along the frame 1, so that the frame 3 moves the lifted printed products to the waste removal station, and the drive device 73 drives the chain 72 to move counterclockwise, so that several rollers move along the U-shaped slide groove to the top surface of the frame, so that the printed products are placed on the waste removal station for processing, realizing automatic paper loading.

[0037] Of course, the above embodiments are only for illustrating the technical concept and features of the present invention, and their purpose is to enable people familiar with this technology to understand the content of the present invention and implement it accordingly, and they cannot be used to limit the protection scope of the present invention. Any modifications made according to the spirit of the main technical solution of the present invention should be included in the protection scope of the present invention.

Claims

1. A paper feeding mechanism for printed products, characterized in that: include: frame; A lifting and translation mechanism, wherein the lifting and translation mechanism is slidably arranged on the frame; A frame, wherein the lifting and translation mechanism drives the frame to lift or translate; A limiting plate, which is arranged on the front end of the frame and is used to limit the front side of the printed product stack; A pair of support blocks, the support blocks are telescopically arranged on the rear end of the frame and cooperate with the limiting plate to limit the rear side of the printed product, and the rear side of the printed product is lifted up when the support blocks push forward; A paper supporting device, wherein the paper supporting device cooperates with the supporting block to lift the rear side of the printed product so that a gap is formed at the lower edge of the rear side of the printed product; A roller chain, wherein the roller chain is slidably disposed on the frame, and the roller chain is driven by a driving device to slide into the gap of the printed product so that the roller chain supports the bottom surface of the printed product; The roller chain includes a plurality of rollers and a pair of chains, and the frame has U-shaped slide grooves on both sides. The chains are slidably arranged in the U-shaped slide grooves, and the ends of the plurality of rollers are fixedly connected to the chains, respectively. The chain is driven by the driving device to drive the plurality of rollers to move along the U-shaped slide grooves. A plurality of rack guide rails are arranged in parallel, and the rack is slidably arranged on the rack guide rails.

2. A paper loading mechanism for printed products according to claim 1, characterized in that: A slide seat is arranged in the frame, and first slide rails are arranged on both sides of the frame. First sliding blocks slidably matched with the first slide rails are arranged at both ends of the slide seat, and the slide seat is driven to move horizontally along the first slide rails by a sliding driving device.

3. A paper loading mechanism for printed products according to claim 2, characterized in that: The paper supporting device includes a first supporting claw, a second supporting claw, and a third supporting claw. The sliding seat is provided with supporting claw driving devices corresponding to the first supporting claw, the second supporting claw, and the third supporting claw. The supporting claw driving devices are provided with lifting driving devices. The first supporting claw, the second supporting claw, and the third supporting claw are driven to rise and fall respectively by the lifting driving devices, and the first supporting claw, the second supporting claw, and the third supporting claw are driven to move horizontally respectively by the supporting claw driving devices.

4. A paper loading mechanism for printed products according to claim 2, characterized in that: A support block driving device is fixedly arranged at the middle part of the front end of the slide seat, and the support blocks are respectively arranged on both sides of the support block driving device. The support blocks and the limit plate are driven to move closer or away from each other by the support block driving device.

5. A paper loading mechanism for printed products according to claim 1, characterized in that: A limit driving device is fixedly arranged on the front end of the frame, and the limit driving device drives the limit plate to limit the front side of the printed product.

6. A paper loading mechanism for printed products according to claim 1, characterized in that: The lifting and translation mechanism includes a sliding frame, a lifting frame, a translation driving device, and a lifting driving device. The sliding frame is slidably arranged on the frame. The front and rear sides of the lifting frame are respectively provided with slide rails. The inner side of the sliding frame has a slide rail groove that slides with the slide rail of the lifting frame. The bottom of the lifting frame is fixedly connected to the frame. The lifting frame is driven by the lifting driving device to lift the frame, and the sliding frame is driven by the translation driving device to translate the frame.

7. A paper loading mechanism for printed products according to claim 1, characterized in that: A lifting platform is arranged below the front end of the frame for stacking printed products.

8. A paper loading mechanism for printed products according to claim 7, characterized in that: The lifting platform is provided with a second sliding block, and the inner side surface of the frame is provided with a second sliding rail that slidably cooperates with the second sliding block, and the lifting platform is driven to move up and down by a lifting driving device.

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