CN220872480U

CN220872480U - Leather surface defect inspection machine

Info

Publication number: CN220872480U
Application number: CN202322753804.6U
Authority: CN
Inventors: 刘龙滨; 颜志辉
Original assignee: Quanzhou Hengang Industries Co ltd
Current assignee: Quanzhou Hengang Industries Co ltd
Priority date: 2023-10-13
Filing date: 2023-10-13
Publication date: 2024-04-30
Anticipated expiration: 2033-10-13

Abstract

The utility model belongs to the technical field of leather defect detection, and particularly relates to a leather surface defect inspection machine, which comprises an inspection machine body, wherein the inspection machine body comprises a main frame, a fixing panel for clamping and placing leather is arranged on the main frame, a protruding part is arranged in the middle of the upper part of the fixing panel, and the protruding part is used for non-tiling the leather on the fixing panel; the leather to be inspected is placed on the fixed panel, then is fastened on the fixed panel through the leather tightening clamp, under the action of the protruding part, the middle part of the leather is raised on the fixed panel, compared with tiling, the hands and eyes of an inspector can be closer to the middle part of the leather, other areas of the leather are tiled on the inspection panel, the inspector can conveniently inspect each area of the leather more closely, and the problem that the middle part of the leather is not inspected well is solved.

Description

Leather surface defect inspection machine

Technical Field

The utility model belongs to the technical field of leather defect detection, and particularly relates to a leather surface defect inspection machine.

Background

Leather is a natural product, and an animal used for manufacturing leather has wrinkles, blood tendons, scars and the like, so that the surface of the leather manufactured by animal skins is inevitably defective, and the surface of the leather is also defective in the leather manufacturing process, such as wrinkling, crumpling, open wound, pollution and the like. To obtain leather with a surface free of defects or apparent defects, time and effort are required to inspect the leather surface for defects. Because leather is softer, and some defects such as open wounds, mechanical wounds, digging wounds, scars, and the like require inspectors to flatten or even stretch the leather to better inspect it.

Referring to fig. 6, the flow of the leather surface defect inspection is as follows, (1) an inspector lays the leather on an inspection bench. (2) The inspector touches the leather back and forth on the tiled leather, looks at the leather, and spreads out places that may be defective for smooth viewing. (3) The inspector marks the defective location with a marker.

However, in the prior art, the defects of the leather surface are insufficient or have the following defects:

Because the whole leather which is not cut is bigger, the inspector needs to move around the inspection bench to inspect when being placed on the horizontal inspection bench, the omission ratio is higher, and the middle part of the leather is a region which is difficult to approach by the arms and eyes of the inspector, and the short-distance inspection is difficult to touch or prop open, so that the probability of not inspecting the leather defect is higher. Such inspection methods have difficulty ensuring near hundred percent or even ninety percent defect detection rates for leather.

Disclosure of utility model

The utility model discloses a leather surface defect inspection machine, which mainly solves the problem that the defect detection rate is lower because the middle position of the existing leather surface defect inspection is difficult to be inspected close.

In order to achieve the purpose, the utility model provides a leather surface defect inspection machine, which comprises an inspection machine body, wherein the inspection machine body comprises a main frame, a fixing panel which can be used for clamping and placing leather is arranged on the main frame, a protruding part is arranged in the middle of the fixing panel, and the protruding part is used for non-tiling the leather on the fixing panel.

Preferably, the fixing panel comprises two inclined parts, an included angle is formed between the two inclined parts, a protruding part is formed at the included angle position, and the included angle is smaller than 180 degrees.

Preferably, the middle part of the fixed panel is provided with a top skin device, and the top skin device comprises a top skin rod, a first transmission device arranged on the main frame and used for driving the top skin rod to move up and down, and a first driving device used for driving the first transmission device.

Preferably, the main frame is further provided with a flat pulling device for flat pulling leather, and the flat pulling device comprises a flat pulling panel, a moving guide rod connected with the flat pulling panel, a second transmission device arranged on the main frame and used for driving the flat pulling panel to horizontally move, and a second driving device used for driving the second transmission device.

Preferably, the first transmission device comprises two vertical optical axes connected with the top leather rod, two first racks arranged on the two vertical optical axes, and a first transmission shaft matched with the two first racks through gears, and the first driving device can drive the first transmission shaft to rotate.

Preferably, the second transmission device comprises a second rack arranged on the movable guide rod and a second transmission shaft connected with the second rack in a gear fit manner, and the second driving device can drive the second transmission shaft to rotate.

Preferably, the main frame is further provided with a first limiting device, the first limiting device comprises a vertical plate arranged on the main frame and used for installing a vertical optical axis, a first limiting plate arranged on the vertical plate and a first baffle arranged on the vertical optical axis or the first rack, and the first baffle can be propped against the first limiting plate.

Preferably, a second limiting device is arranged between the movable guide rod and the main frame, and the second limiting device comprises a second baffle arranged on the movable guide rod and a second limiting plate arranged on the main frame and capable of being abutted against the second baffle.

Preferably, the flat pull panels comprise two inclined portions, and an included angle is formed between the two inclined portions, and the included angle is smaller than 180 degrees.

Preferably, the inspection machine body further includes an illumination device disposed above the main frame.

Preferably, the lighting device comprises a lamp bracket, a lampshade arranged at the top end of the lamp bracket and a lighting lamp arranged on the lampshade.

Preferably, the fixed panel is provided with a hollow structure, and the hollow structure is internally provided with a rotating panel in a rotating manner.

The technical scheme provided by the utility model has at least the following technical effects:

1. According to the leather surface defect inspection machine disclosed by the utility model, leather to be inspected is placed on the fixed panel, and then is fastened and fixed on the fixed panel through the leather tightening clamp, so that the middle part of the leather is raised on the fixed panel under the action of the raised part, compared with tiling, the hands and eyes of an inspector can be closer to the middle part of the leather, and other areas of the leather are tiled on the inspection panel, so that the inspector can conveniently inspect each area of the leather more closely, and the problem that the middle part of the leather is not easy to inspect is solved.

2. The application can level the leather through the mechanical driving structure, is convenient for the inspector to feel the foreign body sensation of the defect by hand, can prop open some unobvious opening injuries, can better feel and inspect each area of the leather by hand by the inspector, improves the defect detection rate, ensures that the inspection is more convenient and efficient, reduces the technical difficulty and simultaneously reduces the labor cost.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the drawings that are needed in the embodiments or the description of the prior art will be briefly described below, it being obvious that the drawings in the following description are only some embodiments of the present utility model, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

FIG. 1 is a schematic diagram of a leather surface defect inspection structure according to an embodiment of the present utility model;

FIG. 2 is a schematic diagram showing the internal structure of the leather surface defect inspection according to the embodiment of the present utility model;

FIG. 3 is an enlarged view of the portion A of FIG. 2 in accordance with an embodiment of the present utility model;

FIG. 4 is an enlarged view of the portion B of FIG. 2 according to an embodiment of the present utility model;

FIG. 5 is a schematic diagram of a hollow structure and a distribution structure of a rotating panel according to an embodiment of the present utility model;

FIG. 6 is a schematic diagram of a prior art leather test in accordance with the background of the utility model.

The main reference numerals illustrate: 1. a main frame; 2. fixing the panel; 3. a top skin device; 31. a top skin rod; 32. a first driving device; 33. a vertical optical axis; 34. a first rack; 35. a first drive shaft; 4. a flat pulling device; 41. pulling the panel horizontally; 42. moving the guide rod; 43. a second rack; 44. a second drive shaft; 5. a vertical plate; 6. a first limiting plate; 7. a first baffle; 8. a second limiting plate; 9. a second baffle; 10. a lamp bracket; 11. a lamp shade; 12. a lighting lamp; 13. a hollow structure; 14. rotating the panel;

Detailed Description

Embodiments of the present utility model are described in detail below, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to like or similar elements or elements having like or similar functions throughout. The embodiments described below by referring to the drawings are exemplary and intended to illustrate embodiments of the utility model and should not be construed as limiting the utility model.

In the description of the embodiments of the present utility model, it should be understood that the terms "length," "width," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like indicate orientations or positional relationships based on the orientation or positional relationships shown in the drawings, merely to facilitate description of the embodiments of the present utility model and simplify description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model.

Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include one or more of the described features. In the description of the embodiments of the present utility model, the meaning of "plurality" is two or more, unless explicitly defined otherwise.

Referring to fig. 1, this embodiment discloses a leather surface defect inspection machine, height 2180±20mm, length 3460mm, width 1880mm, including the inspection machine body, the inspection machine body includes main frame 1, and main frame 1 bottom is provided with a plurality of fortune Ma Lun, and the removal of whole main frame 1 of being convenient for is provided with on the main frame 1 and supplies leather to press from both sides the fixed panel 2 of tight placement, the middle part position is provided with the bellying on the fixed panel 2, the bellying is used for not tiling leather on fixed panel 2. The fixed panel 2 is a stainless steel inspection panel with dense holes and immovable, leather is fastened on the fixed panel 2 through a leather tightening clip, the leather tightening clip is a clip commonly used in the market, a cylindrical part below the clip is inserted into a hole of the panel with holes to play a fixing role in trial, the clip is a spring type clamping mechanism for clamping leather, the concrete structure of the leather tightening clip is well known to those skilled in the art, and the main frame 1 is not described in detail in the embodiment, and therefore, a placement table for placing articles, a coding machine for printing product information, an electric cabinet for supplying power, a placement box for placing tools such as a cleaning tool and a leather tightening clip, a placement box for placing tools such as a marker pen, a tablet personal computer for reporting and the like are further arranged.

The cross section of the fixed panel 2 is inverted V-shaped, the fixed panel 2 comprises two inclined parts, particularly a stainless steel inclined panel with a dense hole, an included angle is formed between the two inclined parts, a protruding part is formed at the included angle position, and the included angle is smaller than 180 degrees. The size of contained angle can be set according to actual conditions, and thus whole bellying just jack-up with leather middle part, makes inspection personnel's hand and eyes can be closer to leather, thereby convenient inspection personnel presses the leather of equidimension not, thereby exposes a defect that is difficult to detect of leather such as healing wound, dig wound, dark breach etc.. Referring to fig. 5, the hollow structure 13 is arranged on the inclined panel, leather is covered on the hollow structure 13, the rotary panel 14 is rotationally arranged in the hollow structure 13, the rotary panel 14 is also a stainless steel panel with a dense hole, the rotary panel 14 is connected with the main frame 1 through a hinge, when the enlarged hollow space is needed, the rotary panel 14 can be turned down, when the tightening clamp is needed to be fixed on the panel, the panel surface is coplanar with other panels by using a bolt, so that an inspector can conveniently press leather with different sizes to expose defects, such as healing wounds, digging wounds, hidden cracks and the like, of the leather, the defect detection rate is improved, the inspection is more convenient and efficient, the technical difficulty is reduced, and the labor cost is reduced.

The inspection machine body further comprises an illumination device arranged above the main frame 1. The lighting device comprises a lamp bracket 10, a lamp shade 11 arranged at the top end of the lamp bracket 10 and a lighting lamp 12 arranged on the lamp shade 11. A plurality of illumination lamps 12 with adjustable brightness and angle are hung above the tester body, so that the brightness and angle of illumination light can be conveniently adjusted by a tester according to the requirements of testing in different illumination environments.

Referring to fig. 2 to 4, in order to make leather more taut on the fixing panel 2, a top skin device 3 is provided in the middle of the fixing panel 2, and the top skin device 3 includes a top skin bar 31, a first driving device provided on the main frame 1 for driving the top skin bar 31 to move up and down, and a first driving device 32 for driving the first driving device. The top skin rod 31 is a stainless steel horizontal tube, the first driving device 32 may be driven by, but not limited to, a motor, and the first driving device includes two vertical optical axes 33 connected to the top skin rod 31, two first racks 34 disposed on the two vertical optical axes 33, and a first transmission shaft 35 engaged with the two first racks 34 through gears, where the first driving device 32 may drive the first transmission shaft 35 to rotate. The motor can drive the first transmission shaft 35 to rotate, and the first transmission shaft 35 rotates to drive gears at two ends of the first transmission shaft 35 to rotate, and as the gears are matched with the first racks 34, the two vertical optical axes 33 and the top leather rod 31 can be driven to lift up and down, the tightness of leather is adjusted, and the leather is conveniently checked by workers. The main frame 1 is further provided with a first limiting device, the first limiting device comprises a vertical plate 5 arranged on the main frame 1 and used for installing a vertical optical axis 33, a first limiting plate 6 arranged on the vertical plate 5 and a first baffle 7 arranged on the vertical optical axis 33 or a first rack 34, and the first baffle 7 can be propped against the first limiting plate 6 (two positions above and below the first limiting plate 6 are arranged). In the process of moving the vertical optical axis 33 up and down, the first baffle 7 abuts against the first limiting plate 6 to realize limiting.

In order to improve the horizontal tightness of the leather, a flat pulling device 4 for flat pulling the leather is further arranged on the main frame 1, and the flat pulling device 4 comprises a flat pulling panel 41, a moving guide rod 42 connected with the flat pulling panel 41, a second transmission device arranged on the main frame 1 and used for driving the flat pulling panel 41 to move horizontally, and a second driving device used for driving the second transmission device. The flat drawing panel 41 has the same structure as the fixed panel 2, is a stainless steel panel with dense holes, has a reverse V-shaped cross section, and specifically comprises two inclined parts, and an included angle is formed between the two inclined parts, wherein the included angle is smaller than 180 degrees. The included angle can be set according to practical situations, the second transmission device comprises a second rack 43 arranged on the movable guide rod 42 and a second transmission shaft 44 connected with the second rack 43 through gear matching, and the second driving device can drive the second transmission shaft 44 to rotate. The second driving device may be, but not limited to, a motor driving, and the second driving shaft 44 is driven by the motor to rotate, when the second driving shaft 44 drives gears at two ends of the second driving shaft to rotate, the gears are matched with the second rack 43, so that the moving guide rod 42 and the flat pull panel 41 are driven to move horizontally, and the horizontal tightness of leather is adjusted, a second limiting device is arranged between the moving guide rod 42 and the main frame 1, and the second limiting device includes a second baffle 9 arranged on the moving guide rod 42, and a second limiting plate 8 arranged on the main frame 1 and capable of being abutted against the second baffle 9 (two positions are arranged on the left and right sides of the first limiting plate 6). In the translation process of the movable guide rod 42, the second baffle plate 9 abuts against the second limiting plate 8 to realize limiting.

The inspection principle is as follows: the inspector spreads the leather on the immovable stainless steel fixed panel 2 plate with densely distributed holes and the horizontally movable stainless steel flat pull panel 41 with densely distributed holes and clamps it with a leather tightening clip. The right movable stainless steel flat pull panel 41 can be controlled to move rightwards through a four-way rocker switch, the lifting rod can be upwards moved through the four-way rocker switch, so that leather is stretched flat, an inspector senses, presses and inspects each area of the leather by hands and marks the defect on the leather by a marker pen, the surface of the leather is cleaned by cleaning tools, the leather clamped on the stainless steel fixed panel 2 with dense cloth holes and the stainless steel flat pull panel 41 with dense cloth holes and capable of horizontally moving is upwards and horizontally stretched by utilizing a set of top leather devices 3 in the vertical direction and a set of flat pull devices 4 in the horizontal direction, and the leather laying area adopts a reverse V-shaped arrangement so that the hands and eyes of the inspector can be closer to the leather. The inspector can better feel and visually inspect each area of the leather by hand.

The foregoing description of the preferred embodiment of the utility model is not intended to be limiting, but rather is intended to cover all modifications, equivalents, and alternatives falling within the spirit and principles of the utility model.

Claims

1. The utility model provides a leather surface defect inspection machine, includes the inspection machine body, its characterized in that, the inspection machine body includes main frame (1), be provided with on main frame (1) and supply leather to press from both sides fixed panel (2) that tightly place, the middle part position is provided with the bellying on fixed panel (2), the bellying is used for not tiling leather on fixed panel (2).

2. The machine according to claim 1, wherein the fixed panel (2) comprises two inclined portions forming an angle therebetween, the position of the angle forming a boss, and the angle being smaller than 180 °.

3. The machine according to claim 1, wherein the top leather device (3) is disposed in the middle of the fixed panel (2), and the top leather device (3) comprises a top leather bar (31), a first transmission device disposed on the main frame (1) for driving the top leather bar (31) to move up and down, and a first driving device (32) for driving the first transmission device.

4. The machine for inspecting the surface defects of leather according to claim 1, wherein the main frame (1) is further provided with a flat pulling device (4) for flat pulling leather, and the flat pulling device (4) comprises a flat pulling panel (41), a moving guide rod (42) connected with the flat pulling panel (41), a second transmission device arranged on the main frame (1) and used for driving the flat pulling panel (41) to horizontally move, and a second driving device used for driving the second transmission device.

5. A machine for inspecting surface defects of leather according to claim 3, wherein the first transmission means comprise two vertical optical axes (33) connected with the top leather bar (31), two first racks (34) arranged on the two vertical optical axes (33), and a first transmission shaft (35) engaged with the two first racks (34) through gears, and the first driving means (32) can drive the first transmission shaft (35) to rotate.

6. The machine according to claim 4, wherein the second transmission means comprises a second rack (43) disposed on the moving guide bar (42), and a second transmission shaft (44) coupled to the second rack (43) through a gear, and the second transmission shaft (44) is driven to rotate by the second driving means.

7. The machine according to claim 5, characterized in that the main frame (1) is further provided with a first limiting device, the first limiting device comprises a vertical plate (5) arranged on the main frame (1) and provided for the installation of a vertical optical axis (33), a first limiting plate (6) arranged on the vertical plate (5) and a first baffle (7) arranged on the vertical optical axis (33) or the first rack (34), and the first baffle (7) can be propped against the first limiting plate (6).

8. The machine according to claim 6, characterized in that a second limiting device is arranged between the movable guide bar (42) and the main frame (1), and comprises a second baffle (9) arranged on the movable guide bar (42) and a second limiting plate (8) arranged on the main frame (1) and capable of being abutted against the second baffle (9).

9. The machine according to claim 4, wherein the flat pull panels (41) each comprise two inclined portions, and an included angle is formed between the inclined portions, the included angle being smaller than 180 °.

10. The machine according to claim 1, characterized in that the machine body further comprises lighting means arranged above the main frame (1).

11. The machine according to claim 10, wherein the lighting device comprises a lamp holder (10), a lamp housing (11) provided at a top end of the lamp holder (10), and a lighting lamp (12) provided on the lamp housing (11).

12. The machine for inspecting the surface defects of leather according to claim 1, wherein a hollowed-out structure (13) is arranged on the fixed panel (2), and a rotating panel (14) is rotationally arranged on the hollowed-out structure (13).