Feeding device for leather machining

By improving the feeding device's correction conveying and adjusting unloading mechanism, the frictional resistance and correction problems in the leather conveying process were solved, achieving smooth leather feeding and automatic collection, and adapting to the conveying of leather of different thicknesses.

CN223592738UActive Publication Date: 2025-11-25YANCHENG ZHANHONG MASCH CO LTD
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Patent Information

Application Number
CN202423016236.2
Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
Filing Date
2024-12-09
Publication Date
2025-11-25
Estimated Expiration
2034-12-09

AI Technical Summary

Technical Problem

Existing feeding devices for leather processing have high frictional resistance during the conveying process, resulting in poor leather smoothness. Furthermore, the correction method can easily cause edge wrinkles or central bulges, affecting processing quality.

Method used

The system employs a correction conveying mechanism, including a shaft, conveying rollers, movable sleeves, and thrust springs, to transform sliding friction into rolling friction and utilizes inclined planes and thrust springs for flexible correction. The feeding mechanism is adjusted to accommodate leather of different thicknesses through limit rollers and telescopic springs.

Benefits of technology

Reduce friction to ensure smooth leather feeding, avoid edge wrinkles and central bulges, and achieve automatic collection and stable conveying of leather of different thicknesses.

✦ Generated by Eureka AI based on patent content.

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    Figure CN223592738U_ABST
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Abstract

The utility model discloses a feeding device for leather machining, which relates to the technical field of leather machining and comprises a base, a machining table is fixedly mounted on the upper surface of the base, a cutting head is mounted on the upper surface of the machining table, and deviation rectifying conveying mechanisms are uniformly distributed on the inner side of the surface of the machining table. And an adjusting discharging mechanism is installed at the left end of the machining table, a collecting frame is fixedly installed on the left side of the surface of the machine base, and the deviation rectifying conveying mechanism comprises shaft rods which are evenly distributed on the inner side of the surface of the machining table and rotationally installed. Compared with an existing common feeding device for leather machining, the feeding device for leather machining has the advantages that friction force can be greatly reduced, so that leather can be fed more smoothly in a moving mode, the situation that when the leather deviates, edge wrinkles are caused by rigid contact between the leather and a vertical plate body can be avoided by means of a flexible deviation rectifying mode of a conical slope movable sleeve, and the service life of the leather is prolonged. Therefore, it is ensured that the leather can be kept flat in the deviation rectifying process.
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Description

TECHNICAL FIELD

[0001] The utility model relates to leather processing technical field, concretely is a kind of leather mechanical processing and feeding device. BACKGROUND

[0002] Leather is obtained by the physical, chemical processing such as dehairing and tanning, and the animal skin that has been denatured and not easily rotten. Leather is made of natural protein fiber in three-dimensional space, and its surface has a special grain layer, with natural grain and luster, comfortable hand feeling. China leather industry, after adjusting and optimizing structure, has initially formed a batch of specialized and distinctive leather production areas and professional markets in the country, which play a decisive role in driving local economy. Their formation laid the foundation for the development of China's leather industry. Leather industry covers leather, shoe, leather, leather, fur and its products, etc. Main industries, and leather chemical industry, leather hardware, leather machinery, auxiliary materials and other supporting industries. High correlation between upstream and downstream, rely on market pull, evergreen products, integration of foreign exchange, rich people and employment

[0003] Such as the disclosure document with application No. 202122526787.3, discloses a kind of leather mechanical processing and feeding device, the utility model is limited by being processed leather by being provided with deviation rectification plate and arc plate, to avoid the deviation of leather in the process of being processed, by setting vertical plate, cutting head is adjusted processing range according to the width of leather in the process of processing, but the leather mechanical processing and feeding device, in the process of conveying leather, leather and processing table are directly contacted, and friction is transported, and the resistance of transport is increased, the smoothness of transport is influenced, and when rectifying, front and back side are used Vertical vertical plate is used to prevent leather from deviating, and the edge of leather may wrinkle, or the middle deviation force continuously pushes leather, and the edge of leather is limited by vertical plate and cannot move, to cause the situation of middle bulge, and this kind of deviation rectification mode is likely to affect the flatness of leather.

[0004] Therefore, in view of the above, the existing structure is improved, and a kind of leather mechanical processing and feeding device is provided. UTILITY MODEL CONTENTS

[0005] The utility model aims at providing a kind of leather mechanical processing and feeding device to solve the problems raised in the above background.

[0006] In order to achieve the above object, the utility model provides the following technical scheme: A kind of feeding device for leather mechanical processing, including bedplate, the upper surface of the bedplate is fixedly installed with processing table, the upper surface of the processing table is installed with cutting head, the surface inner side of the processing table is evenly distributed and is provided with deviation rectifying conveying mechanism, the left end of the processing table is installed with adjusting blanking mechanism, the surface left side of the bedplate is fixedly installed with collection frame.

[0007] Preferably, the deviation rectifying conveying mechanism includes shaft rods evenly distributed and rotatably installed on the inner side of the surface of the processing table, and the middle part of the surface of each shaft rod is fixedly provided with a conveying roller.

[0008] Preferably, the deviation rectifying conveying mechanism further includes movable sleeves that are sleeved on the left and right sides of the upper side of the surface of the conveying roller, and the opposite sides of the movable sleeves are fixedly installed with thrust springs.

[0009] Preferably, the movable sleeves are semi-conical, and the movable sleeves slide on the surface of the conveying roller, and the end of the thrust spring away from the movable sleeve is fixedly connected to the inner side of the processing table.

[0010] Preferably, the adjusting blanking mechanism includes mounting brackets fixedly installed on the left end of the processing table, and the inner surfaces of the opposite sides of the mounting brackets are slidingly provided with sliding blocks, and the middle part of the opposite side of each sliding block is rotatably provided with a same limiting roller, and the diameter of the limiting roller is greater than that of the conveying roller.

[0011] Preferably, the adjusting blanking mechanism further includes extension springs fixedly installed on the left side of the surface of each sliding block, and the left end of each extension spring is fixedly connected to the left side of the inner surface of the mounting bracket.

[0012] Compared with the prior art, the utility model has the following beneficial effects:

[0013] 1. By means of the deviation rectifying conveying mechanism, shaft rods, conveying rollers, movable sleeves and thrust springs, when the leather is fed on the processing table, the leather first contacts the conveying rollers, and the conveying rollers rotate through the shaft rods by means of moving friction, so that the sliding friction between the leather and the processing table is converted into rolling friction, the friction is greatly reduced, the leather can be smoothly fed, and if the leather deviates during the feeding process, the leather moves to the surface of the movable sleeve by means of the slope, the friction of the leather moving on the slope and the movable sleeve pushes the movable sleeve, and the movable sleeve extrudes the thrust spring, so that the leather is pushed back to the middle position by the thrust force of the thrust spring. This flexible deviation rectifying mode using the conical slope movable sleeve can avoid the hard contact between the leather and the vertical plate body when the leather deviates, so as to prevent the edge of the leather from being wrinkled and the middle part of the leather from being raised, and ensure that the leather can be kept flat during the deviation rectifying process.

[0014] 2. The utility model discloses a setting of adjusting blanking mechanism, mounting bracket, sliding block, telescopic spring, limiting roller and collection frame, when feeding to the left side after cutting, the left end of leather will be drooping under gravity, and will be limited to left shift position by limiting roller, thereby promoting limiting roller rotation, downward delivery, automatic collection storage in collection frame, and the thickness of leather will make limiting roller utilize sliding block and slide left side extrusion telescopic spring, thereby make the distance between limiting roller and processing table increase, can adapt to the leather of different thickness and carry out downshift collection work. BRIEF DESCRIPTION OF DRAWINGS

[0015] Figure 1 It is whole structure schematic diagram of the utility model;

[0016] Figure 2 It is deviation correction conveying mechanism structure schematic diagram of the utility model;

[0017] Figure 3 It is the utility model Figure 1 A place enlarged structure schematic diagram.

[0018] In the drawing: 1, base; 2, processing table; 3, cutting head; 4, deviation correction conveying mechanism; 401, shaft; 402, conveying roller; 403, movable sleeve; 404, thrust spring; 5, adjusting blanking mechanism; 501, mounting bracket; 502, sliding block; 503, telescopic spring; 504, limiting roller; 6, collection frame. DETAILED DESCRIPTION

[0019] The technical scheme in the embodiments of the utility model will be described clearly and completely below in conjunction with the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of the utility model.

[0020] As Figures 1-3 The utility model discloses a kind of leather mechanical processing feeding devices, including base 1, the upper surface of base 1 is fixedly installed with processing table 2, the upper surface of processing table 2 is installed with cutting head 3, the surface inner side of processing table 2 is evenly distributed and is provided with deviation correction conveying mechanism 4, the left end of processing table 2 is installed with adjusting blanking mechanism 5, the surface left side of base 1 is fixedly installed with collection frame 6.

[0021] By adopting the above technical scheme, cutting head 3 can cut leather, and collection frame 6 can collect and store the cut leather.

[0022] Further, the deviation correction conveying mechanism 4 includes shafts 401 evenly distributed and rotatably installed on the inner side of the surface of the processing table 2, and the surface middle portions of the shafts 401 are fixedly provided with conveying rollers 402.

[0023] By adopting the above technical scheme, the leather can make the conveying roller 402 rotate through the shaft 401 by using sliding friction, so as to convert the sliding friction between the leather and the processing table 2 into rolling friction, and greatly reduce the friction.

[0024] Further, the deviation correcting conveying mechanism 4 further comprises a movable sleeve 403 sleeved on the left and right sides of the upper surface of the conveying roller 402, and the opposite sides of the movable sleeve 403 are fixedly installed with a thrust spring 404; the movable sleeve 403 is semicone-shaped, and the movable sleeve 403 slides on the surface of the conveying roller 402, and the end of the thrust spring 404 away from the movable sleeve 403 is fixedly connected with the inner side of the processing table 2.

[0025] By adopting the above technical scheme, if the leather deviates, it will move to the surface of the movable sleeve 403 through the inclined surface, and the thrust of the leather moving to the inclined surface on the movable sleeve 403 plus the friction of the movement will make the movable sleeve 403 move and press the thrust spring 404, so that the movable sleeve 403 pushes the leather back to the middle position under the action of the thrust spring 404.

[0026] Further, the adjusting and discharging mechanism 5 comprises a mounting frame 501 fixedly installed on the front and rear sides of the left end of the processing table 2, and the opposite inner surfaces of the mounting frame 501 are slidably provided with a sliding block 502, and the opposite sides of the sliding block 502 are rotatably provided with the same limiting roller 504 in the middle, and the diameter of the limiting roller 504 is greater than that of the conveying roller 402.

[0027] By adopting the above technical scheme, when the cut leather moves to the left end of the processing table 2, it will drop by using the weight, and the limiting roller 504 can limit the moving position of the left side of the leather, and the dropping part is in an inclined state and is attached to the limiting roller 504, so that the limiting roller 504 can be rotated to stably guide the leather to move downward from the position of the limiting roller 504 and drop into the lower collecting frame 6.

[0028] Further, the adjusting and discharging mechanism 5 further comprises a telescopic spring 503 fixedly installed on the left side of the surface of the sliding block 502, and the left end of the telescopic spring 503 is fixedly connected with the left side of the inner surface of the mounting frame 501.

[0029] By adopting the above technical scheme, the thickness of the leather can make the limiting roller 504 slide to the left side by using the sliding block 502 to press the telescopic spring 503, so as to increase the distance between the limiting roller 504 and the processing table 2, and adapt to the leather of different thicknesses for downward collection work.

[0030] Working principle: when using the leather mechanical processing feeding device, first, the leather is located on the processing table 2 feeding, preferential contact with the conveying roller 402, using sliding friction can make the conveying roller 402 through the shaft 401 rotation, so that the leather and processing table 2 between the sliding friction into rolling friction, greatly reduce the friction, so that the leather can be more smooth feeding, and in the process of feeding, if the leather offset, will be used to move to the surface of the movable sleeve 403, and the leather and movable sleeve 403 on the slope of the thrust plus the friction of movement, will make the movable sleeve 403 movement, extrusion thrust spring 404, so that under the action of the thrust spring 404, push the leather movable sleeve 403 will be pushed back to the middle position, after the leather through the cutting head 3 cutting, cutting leather after the subsequent feeding force, continue to move to the left side, when the left end of the processing table 2, there is no support under the conveying roller 402, the left end of the leather will be gravity sag, and will be limited by the limit roller 504 limit left position, so as to drive the limit roller 504 rotation, downward conveying, drop into the collection frame 6 automatic collection storage, and the thickness of the leather will make the limit roller 504 using the slider 502 to the left side sliding extrusion telescopic spring 503, so that the limit roller 504 and processing table 2 between the distance increases, can adapt to different thickness of the leather to move down the collection work, this is the working principle of the leather mechanical processing feeding device.

Claims

1. A feeding device for leather machining, comprising a base (1), characterized in that, A processing table (2) is fixedly installed on the upper surface of the machine base (1). A cutting head (3) is installed on the upper surface of the processing table (2). A correction conveying mechanism (4) is evenly distributed on the inner side of the surface of the processing table (2). An adjusting feeding mechanism (5) is installed on the left end of the processing table (2). A collection frame (6) is fixedly installed on the left side of the surface of the machine base (1).

2. The feeding device for leather machining according to claim 1, characterized in that, The correction conveying mechanism (4) includes shafts (401) that are evenly distributed and rotatably mounted on the inner side of the surface of the processing table (2), and conveying rollers (402) are fixedly provided in the middle of the surface of each shaft (401).

3. The feeding device for leather machining according to claim 1, characterized in that, The correction conveying mechanism (4) also includes movable sleeves (403) on both the left and right sides of the upper surface of the conveying roller (402), and thrust springs (404) are fixedly installed on the opposite side of each movable sleeve (403).

4. The feeding device for leather machining according to claim 3, characterized in that, The movable sleeve (403) is set in a semi-conical shape and slides against the surface of the conveyor roller 402. The end of the thrust spring (404) away from the movable sleeve (403) is fixedly connected to the inner side of the processing table (2).

5. A feeding device for leather machining according to claim 1, characterized in that, The adjusting feeding mechanism (5) includes a mounting frame (501) fixedly installed on both the front and rear sides of the left end of the processing table (2). A slider (502) is slidably provided on the inner surface of the opposite side of the mounting frame (501). The same limiting roller (504) is rotatably provided in the middle of the opposite side of the slider (502). The diameter of the limiting roller (504) is larger than that of the conveying roller (402).

6. The feeding device for leather machining according to claim 1, characterized in that, The adjusting feeding mechanism (5) also includes a telescopic spring (503) fixedly installed on the left side of the surface of the slider (502), and the left end of the telescopic spring (503) is fixedly connected to the left side of the inner surface of the mounting bracket (501).

Citation Information

Patent Citations

  • Feeding device for leather machining

    CN216192419U