Tanning device for tanning leather production

By using a stirring mechanism driven by a servo motor in the tanning device for leather production, and using a transmission belt and gear system to drive the stirring shaft and shell to rotate, the problem of low leather stirring efficiency in the existing device is solved, and a more efficient leather tanning process is achieved.

CN222556965UActive Publication Date: 2025-03-04ANHUI AIDEXIN LEATHER TECH CO LTD
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Patent Information

Application Number
CN202323506912.X
Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
Filing Date
2023-12-22
Publication Date
2025-03-04
Estimated Expiration
2033-12-22

AI Technical Summary

Technical Problem

The existing tanning devices for tanning leather production are difficult to enhance the efficiency of leather stirring, resulting in poor stirring effect during leather processing.

Method used

A tanning device for the production of tanned leather is designed, and a stirring mechanism driven by a servo motor is used to drive the stirring shaft and shell to rotate through the transmission belt and gear system, increasing the rotation force of the stirring blade, thereby improving the efficiency of leather stirring.

Benefits of technology

The stirring mechanism driven by the servo motor is significantly improved, the effect of the tanning process is enhanced, and the leather is easy to tannate evenly.

✦ Generated by Eureka AI based on patent content.

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    Figure CN222556965U_ABST
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Abstract

The utility model discloses a tanning device for tanned leather production, which comprises a bottom plate, a base is mounted at the bottom end of the bottom plate, a shell is mounted on one side of a servo motor, and a stirring shaft is mounted in the shell. The first transmission wheel is installed on one side of the servo motor, the servo motor works to drive the first transmission wheel to rotate, the first transmission wheel rotates to drive the connecting rod to rotate through the transmission belt, and the connecting rod rotates to drive the second transmission wheel to rotate through the transmission belt. A second transmission wheel rotates to drive a first gear to rotate, the first gear rotates to drive a second gear to rotate, the second gear rotates to drive a rotating shaft to rotate, and the rotating shaft rotates to drive a stirring shaft and a shell to rotate in opposite directions, so that the stirring effect of the device can be enhanced; therefore, the purpose that the tanning device for tanning leather production is convenient to enhance the leather stirring efficiency is achieved.
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Description

Technical Field

[0001] The utility model relates to the technical field of tanned leather production, in particular to a tanning device for tanned leather production. Background Art

[0002] Leather is a denatured and non-perishable animal skin obtained through physical and chemical processing such as dehairing and tanning. Leather is composed of natural protein fibers tightly woven in three-dimensional space. Its surface has a special grain layer with natural grain and luster and feels comfortable. When processing leather, a tanning device is needed for tanning leather production. The physical and chemical process of turning raw hide into leather by tanning agents is called tanning. Tanning is an important process in leather and fur processing. Using different tanning agents to tan leather produces different tanning methods. Tanning is the process in which the tanning agent molecules penetrate into the leather and combine with the active groups of the raw hide collagen molecules to change their properties.

[0003] To this end, China's patent application number is CN207987271U, which discloses a tanning device for leather production, including a first base, second bases are respectively provided at both ends of the upper surface of the first base, and a motor is installed at one end of the first base, the output shaft of the motor is connected to a rotating shaft through a coupling, two groups of gears are sleeved on the rotating shaft, and the upper surfaces of the two groups of the second bases are respectively in contact with the two ends of the tanning tank, racks are respectively provided on the outer walls of the two ends of the tanning tank, insulation cotton is installed on the outer wall of the tanning tank, a hot air blower is installed at the other end of the tanning tank, a liquid inlet and a feed inlet are respectively provided on the tanning tank, and a liquid outlet is provided on the tanning tank, a first groove is provided in the center of the upper surface of the first base, and the bottom of the first groove is connected to the upper end of the pipeline. The utility model has a reasonable and compact structure, is simple to operate, can quickly complete the leather tanning work, and is convenient for centralized collection and treatment of the solution.

[0004] The above-mentioned prior art has a reasonable and compact structure and is easy to operate. It can quickly complete the leather tanning work and is convenient for centralized collection and treatment of the solution. However, the tanning device used for tanned leather production is difficult to enhance the efficiency of leather stirring. The leather needs to be stirred during processing, but the effect of leather stirring is not good enough. Utility Model Content

[0005] The utility model aims to provide a tanning device for tanned leather production, so as to solve the defect that the existing tanning device for tanned leather production is difficult to enhance the leather stirring efficiency.

[0006] In order to solve the above technical problems, the utility model provides the following technical solutions: a tanning device for tanned leather production, comprising a bottom plate;

[0007] A base is installed at the bottom end of the bottom plate, a mounting block is installed at the top end of the base, a box body is installed at the top end of the mounting block, and a bracket is installed at the top end of the bottom plate;

[0008] A stirring mechanism is installed on both sides of the bracket, and the stirring mechanism includes a first transmission wheel, a second transmission wheel, a transmission belt, a first gear, a second gear, a rotating shaft and a connecting rod. The first transmission wheel is installed on one side of the top of the bracket, a connecting rod is installed on one side of the first transmission wheel, and a second transmission wheel is installed on one side of the connecting rod. The outer sides of the second transmission wheel and the first transmission wheel are both provided with a transmission belt, a first gear is installed on one side of the second transmission wheel, and the bottom end of the first gear is movably connected to the second gear, a rotating shaft is installed on one side of the second gear, and a servo motor is installed on one side of the bracket;

[0009] A shell is installed on one side of the servo motor, a sealing structure is installed on the top of the shell, a filtering structure is installed on the bottom of the shell, and a stirring shaft is installed inside the shell.

[0010] When in use, the cover can first slide on the top of the shell, and the cover can cover the opening surface to seal the opening. When necessary, the fixing screws can be tightened to fix the cover. When the cover needs to be moved, the fixing screws can be unscrewed, and then the cover can be slid by grasping the handle, and the opening can be opened to load the leather and tanning agent into the shell, and then the cover is closed. The servo motor can drive the shell to rotate, and the rotation of the shell can stir the leather. The leather and tanning agent react, and the leather can be tanned.

[0011] Preferably, stirring blades are installed on the outside of the stirring shaft, and the stirring blades are arranged at equal intervals on the outside of the stirring shaft. The rotation of the stirring blades can stir the leather inside the shell.

[0012] Preferably, a clamping block is provided at the bottom end of the box body, a clamping slot is provided at the top end of the mounting block, the box body and the mounting block form a clamping structure, and the box body can be replaced.

[0013] Preferably, the filtering structure includes a baffle, a sealing block, a gripper and a through hole. The bottom end of the shell is provided with a through hole, and the bottom end of the through hole is installed with a baffle. The top end of the baffle is installed with a sealing block, and the bottom end of the baffle is installed with a gripper. The sealing block can block the through hole. When the processing is completed and the liquid inside the shell needs to be discharged, the gripper can be grasped to open the baffle. Then, after the shell rotates the through hole to the bottom, the liquid can be discharged through the through hole.

[0014] Preferably, the sealing structure includes a handle, a cover plate, fixing screws and an opening, wherein the opening is arranged at the top of the shell, a cover plate is installed at the top of the opening, and a handle is installed at the top of the cover plate, fixing screws are installed on both sides of the cover plate, the cover plate and the shell form a sliding structure, the cover plate can slide on the top of the shell, and the cover plate can cover the surface of the opening to seal the opening.

[0015] Preferably, a pulley is provided at the bottom end of the cover plate, a slide groove is provided at the top end of the shell, and the cover plate and the shell form a sliding structure, so that the cover plate can slide along the shell.

[0016] Preferably, the outer wall of the fixing screw is evenly provided with external threads, the inner wall of the cover plate is evenly provided with internal threads that cooperate with the external threads, the fixing screw and the cover plate are threadedly connected, and when necessary, the fixing screw can be tightened to fix the cover plate.

[0017] The tanning device for tanning leather production provided by the utility model has the following advantages: by installing a first transmission wheel on one side of the servo motor, when the servo motor drives the outer shell to rotate when working, it will also drive the first transmission wheel to rotate, and the rotation of the first transmission wheel can drive the connecting rod to rotate through the transmission belt, and the rotation of the connecting rod will drive the second transmission wheel to rotate through the transmission belt, and the rotation of the second transmission wheel will drive the first gear to rotate, and the rotation of the first gear can drive the second gear meshing with it to rotate, and the rotation of the second gear can drive the rotating shaft to rotate, and the rotation of the rotating shaft can drive the stirring shaft and the outer shell to rotate in opposite directions, and the rotation of the stirring shaft can drive the stirring blades to rotate, and the stirring blades and the outer shell rotate in different directions, so as to enhance the stirring effect of the device, thereby achieving the purpose of enhancing the efficiency of leather stirring in the tanning device for tanning leather production;

[0018] By arranging a through hole at the bottom end of the shell, the through hole and the sealing block form a snap-fit ​​structure, the sealing block at the top of the baffle can be stuck inside the through hole, and the sealing block can block the through hole. When the processing is completed and the liquid inside the shell needs to be discharged, the gripper can be grasped to open the baffle, and then the shell is rotated to the bottom end of the through hole, and the liquid can be discharged through the through hole and flow into the box body for recovery. The box body and the mounting block form a snap-fit ​​structure, and the box body can be replaced, so as to achieve the purpose of facilitating the treatment of liquid in the tanning device used for tanned leather production;

[0019] By installing a cover plate on the top of the shell, the cover plate and the shell form a sliding structure. The cover plate can slide on the top of the shell, and the cover plate can cover the opening surface to seal the opening. When necessary, the cover plate can be fixed by tightening the fixing screws. When the cover plate needs to be moved, the fixing screws can be unscrewed, and then the cover plate can be slid by grasping the handle to open the opening and load the leather and tanning agent into the shell, so as to achieve the purpose of sealing the opening of the tanning device used for tanned leather production. BRIEF DESCRIPTION OF THE DRAWINGS

[0020] Figure 1 It is a front view cross-sectional structural schematic diagram of the utility model;

[0021] Figure 2 It is a schematic diagram of the top cross-sectional structure of the utility model;

[0022] Figure 3 For the utility model Figure 1 A schematic diagram of the enlarged structure of the local section at point A in the middle;

[0023] Figure 4 It is a three-dimensional structural schematic diagram of the filtering structure of the utility model;

[0024] Figure 5 It is a schematic diagram of a partial cross-sectional structure of the stirring mechanism of the utility model in a front view.

[0025] Explanation of the reference numerals in the figure: 1. outer shell; 2. bracket; 3. servo motor; 4. stirring shaft; 5. bottom plate; 6. base; 7. box body; 8. mounting block; 9. filtering structure; 901. baffle; 902. sealing block; 903. gripper; 904. through hole; 10. stirring mechanism; 1001. first transmission wheel; 1002. second transmission wheel; 1003. transmission belt; 1004. first gear; 1005. second gear; 1006. rotating shaft; 1007. connecting rod; 11. sealing structure; 1101. handle; 1102. cover plate; 1103. fixing screw; 1104. opening; 12. stirring blade. DETAILED DESCRIPTION

[0026] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0027] See also Figure 1-Figure 5 The utility model provides an embodiment: a tanning device for tanned leather production, comprising a bottom plate 5.

[0028] A base 6 is installed at the bottom end of the bottom plate 5, a mounting block 8 is installed at the top end of the base 6, and a box body 7 is installed at the top end of the mounting block 8. A clamping block is provided at the bottom end of the box body 7, and a clamping groove is provided at the top end of the mounting block 8. The box body 7 and the mounting block 8 form a clamping structure.

[0029] A bracket 2 is installed at the top of the bottom plate 5, and stirring mechanisms 10 are installed on both sides of the bracket 2. The stirring mechanism 10 includes a first transmission wheel 1001, a second transmission wheel 1002, a transmission belt 1003, a first gear 1004, a second gear 1005, a rotating shaft 1006 and a connecting rod 1007. The first transmission wheel 1001 is installed on one side of the top of the bracket 2, a connecting rod 1007 is installed on one side of the first transmission wheel 1001, and the second transmission wheel 1002 is installed on one side of the connecting rod 1007. The outer sides of the second transmission wheel 1002 and the first transmission wheel 1001 are both provided with transmission belts 1003, a first gear 1004 is installed on one side of the second transmission wheel 1002, and the bottom end of the first gear 1004 is movably connected with the second gear 1005, a rotating shaft 1006 is installed on one side of the second gear 1005, and a servo motor 3 is installed on one side of the bracket 2.

[0030] Refer to the attached Figure 1 and attached Figure 5 As shown, when the servo motor 3 drives the housing 1 to rotate, it will also drive the first transmission wheel 1001 to rotate. The rotation of the first transmission wheel 1001 can drive the connecting rod 1007 to rotate through the transmission belt 1003. The rotation of the connecting rod 1007 can drive the second transmission wheel 1002 to rotate through the transmission belt 1003. The rotation of the second transmission wheel 1002 can drive the first gear 1004 to rotate. The rotation of the first gear 1004 can drive the second gear 1005 meshing with it to rotate. The rotation of the second gear 1005 can drive the rotating shaft 1006 to rotate. The rotation of the rotating shaft 1006 can drive the stirring shaft 4 and the housing 1 to rotate in opposite directions. The rotation of the stirring shaft 4 can drive the stirring blade 12 to rotate. The stirring blade 12 and the housing 1 rotate in different directions, thereby enhancing the stirring effect of the device.

[0031] A shell 1 is installed on one side of the servo motor 3, and a sealing structure 11 is installed on the top of the shell 1. The sealing structure 11 includes a handle 1101, a cover plate 1102, a fixing screw 1103 and an opening 1104. The opening 1104 is arranged at the top of the shell 1, and a cover plate 1102 is installed on the top of the opening 1104. A pulley is arranged at the bottom end of the cover plate 1102, and a slide groove is arranged at the top of the shell 1. The cover plate 1102 and the shell 1 constitute a sliding structure.

[0032] A handle 1101 is installed on the top of the cover 1102, and fixing screws 1103 are installed on both sides of the cover 1102. External threads are evenly arranged on the outer wall of the fixing screws 1103, and internal threads that cooperate with the external threads are evenly arranged on the inner wall of the cover 1102. The fixing screws 1103 and the cover 1102 are threadedly connected.

[0033] Refer to the attached Figure 1-3 As shown, the cover 1102 and the shell 1 form a sliding structure, the cover 1102 can slide on the top of the shell 1, the cover 1102 can cover the surface of the opening 1104 to seal the opening 1104, when necessary, the fixing screws 1103 can be tightened to fix the cover 1102, when the cover 1102 needs to be moved, the fixing screws 1103 are unscrewed, and then the handle 1101 can be grasped to slide the cover 1102, the opening 1104 is opened to load the leather and tanning agent into the shell 1, and then the cover 1102 is closed, and the servo motor 3 can drive the shell 1 to rotate, and the rotation of the shell 1 can stir the leather, and the leather and the tanning agent react, so that the leather can be tanned.

[0034] A filter structure 9 is installed at the bottom end of the shell 1, and the filter structure 9 includes a baffle 901, a sealing block 902, a gripper 903 and a through hole 904. A through hole 904 is provided at the bottom end of the shell 1, and a baffle 901 is installed at the bottom end of the through hole 904, a sealing block 902 is installed at the top end of the baffle 901, and a gripper 903 is installed at the bottom end of the baffle 901.

[0035] Refer to the attached Figure 1 and attached Figure 4 As shown, the through hole 904 and the sealing block 902 constitute a snap-fit ​​structure, and the sealing block 902 at the top of the baffle 901 can be stuck in the through hole 904, and the sealing block 902 can block the through hole 904. When the processing is completed and the liquid inside the shell 1 needs to be discharged, the gripper 903 can be grasped, the baffle 901 can be opened, and then the shell 1 rotates the through hole 904 to the bottom, and the liquid can be discharged through the through hole 904 and flow into the box body 7 for recovery. The box body 7 and the mounting block 8 constitute a snap-fit ​​structure, and the box body 7 can be replaced.

[0036] A stirring shaft 4 is installed inside the housing 1 , and stirring blades 12 are installed outside the stirring shaft 4 , and the stirring blades 12 are arranged at equal intervals outside the stirring shaft 4 .

[0037] Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art may still modify the technical solutions described in the aforementioned embodiments, or make equivalent substitutions for some of the technical features therein. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention shall be included in the protection scope of the present invention.

Claims

1. A tanning device for producing tanned leather, comprising a bottom plate (5); Features: A base (6) is installed at the bottom end of the bottom plate (5), a mounting block (8) is installed at the top end of the base (6), a box body (7) is installed at the top end of the mounting block (8), and a bracket (2) is installed at the top end of the bottom plate (5); A stirring mechanism (10) is installed on both sides of the support (2), and the stirring mechanism (10) comprises a first transmission wheel (1001), a second transmission wheel (1002), a transmission belt (1003), a first gear (1004), a second gear (1005), a rotating shaft (1006) and a connecting rod (1007), wherein the first transmission wheel (1001) is installed on one side of the top of the support (2), and a connecting rod (1007) is installed on one side of the first transmission wheel (1001), and the connecting rod (1007) is connected to the first transmission wheel (1001). A second transmission wheel (1002) is installed on one side of the bracket (2), a transmission belt (1003) is arranged on the outer sides of the second transmission wheel (1002) and the first transmission wheel (1001), a first gear (1004) is installed on one side of the second transmission wheel (1002), and a second gear (1005) is movably connected to the bottom end of the first gear (1004), a rotating shaft (1006) is installed on one side of the second gear (1005), and a servo motor (3) is installed on one side of the bracket (2); A housing (1) is installed on one side of the servo motor (3), a sealing structure (11) is installed on the top end of the housing (1), a filtering structure (9) is installed on the bottom end of the housing (1), and a stirring shaft (4) is installed inside the housing (1).

2. A tanning device for tanned leather production according to claim 1, characterized in that: Stirring blades (12) are installed on the outer side of the stirring shaft (4), and the stirring blades (12) are arranged at equal intervals on the outer side of the stirring shaft (4).

3. A tanning device for tanned leather production according to claim 1, characterized in that: A clamping block is arranged at the bottom end of the box body (7), a clamping slot is arranged at the top end of the mounting block (8), and the box body (7) and the mounting block (8) form a clamping structure.

4. A tanning device for tanned leather production according to claim 1, characterized in that: The filtering structure (9) comprises a baffle (901), a sealing block (902), a gripper (903) and a through hole (904); the bottom end of the housing (1) is provided with a through hole (904), the bottom end of the through hole (904) is provided with a baffle (901), the top end of the baffle (901) is provided with a sealing block (902), and the bottom end of the baffle (901) is provided with a gripper (903).

5. The tanning device for tanned leather production according to claim 1, characterized in that: The sealing structure (11) comprises a handle (1101), a cover plate (1102), a fixing screw (1103) and an opening (1104); the opening (1104) is arranged at the top end of the housing (1); the cover plate (1102) is installed at the top end of the opening (1104); the handle (1101) is installed at the top end of the cover plate (1102); and fixing screws (1103) are installed on both sides of the cover plate (1102).

6. A tanning device for tanned leather production according to claim 5, characterized in that: A pulley is provided at the bottom end of the cover plate (1102), a slide groove is provided at the top end of the shell (1), and the cover plate (1102) and the shell (1) form a sliding structure.

7. A tanning device for tanned leather production according to claim 5, characterized in that: External threads are evenly arranged on the outer wall of the fixing screw (1103), and internal threads that cooperate with the external threads are evenly arranged on the inner wall of the cover plate (1102). The fixing screw (1103) and the cover plate (1102) are threadedly connected.

Citation Information

Patent Citations

  • Tanning device is used in leather production

    CN207987271U