JP6719705B1 - Automatic trimming equipment for leather product edges - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide an automatic retouching equipment for the edge of a leather product. SOLUTION: The automatic trimming equipment for the edge of a leather product includes a working box 10, a working chamber 61 having an upper end wall communicating with the outside is installed in the working box, and a drive mechanism 80 is provided on the lower end wall of the working chamber. An edge modifying mechanism 83 is installed on the upper side of the drive mechanism, and the edge modifying mechanism includes a large bevel gear 19 that is rotatable, and the large bevel gear and the drive mechanism mesh with each other for transmission. The automatic retouching equipment can retouch the edges of leather products with one motor 41. [Selection diagram] Figure 1

Description

The present invention deals with the field of processing leather products, and more specifically, it relates to an automatic trimming equipment for the edges of leather products.

Immediately after the leather product is cut or after being used up, the edges tend to be irregular. However, the retouching process for the current leather products is basically done manually, the retouching is complicated, the efficiency is low, and the process standard is judged by the experience of the employee, which is likely to cause waste.

Chinese patent application publication number 10726393

It is an object of the present invention to provide an automatic retouching facility for the edge of a leather product, and to eliminate the drawbacks such as slow retouching of the edge of the leather product and poor efficiency.

The present invention is realized by the following technical plan.

The automatic trimming equipment for the edge portion of the leather product of the present invention includes a working box, a working chamber is installed in the working box, and an opening communicating with the outside is formed in the upper wall of the working chamber. A drive mechanism is installed on the bottom wall,
An edge modifying mechanism is installed on the upper side of the drive mechanism, and the edge modifying mechanism includes a large bevel gear that is rotatable, and the large bevel gear and the drive mechanism mesh with each other so that they can be transmitted. A thick shaft is fixedly installed in the thick shaft, and a cylindrical chamber whose left and right end walls communicate with the working chamber is installed in the thick shaft, and a thin shaft is rotatable in the cylindrical chamber by a first torsion spring. The friction wheel is fixedly installed on the left end of the thin shaft, the leather product is installed on the left side of the friction shaft, and the first screw thread shaft is fixedly installed on the right end surface of the thin shaft. A first screw thread block is connected to the first screw thread shaft by a screw thread, and is rubbed by the friction wheel when the leather product moves to the right, and at this time, the friction wheel is the edge of the leather product. The first torsion spring is interlocked with the friction ring to be deformed by twisting, and the first screw thread block is interlocked by the screw thread connection between the first screw thread shaft and the first screw thread block. Let me exercise left and right,
A moving mechanism is installed on the left side of the drive mechanism, and the moving mechanism can control the left-right movement of the leather product,
A repositioning mechanism is installed on the right side of the driving mechanism, and the repositioning mechanism includes a rotatable rotating block, and when the rotating block rotates, the leather product can be moved in a direction opposite to an initial moving direction. ..

Preferably, the edge modifying mechanism also includes a support rod fixedly connected to an upper end wall of the working chamber, the thick shaft rotatably installed in the support rod, and A moving groove having a downward opening is formed in the moving groove, a moving block is slidably installed in the moving groove, and a moving rod whose lower end is located in the cylindrical chamber is fixed to a lower end surface of the moving block. The first thread block is fixedly installed on the lower end of the moving rod, and the thrust bar whose right end is located in the working chamber is fixedly installed on the right end surface of the first thread block. Has been done.

Preferably, the returning mechanism also includes an elastic chamber located in the right end wall of the working chamber, the elastic chamber is open to the left, and an elastic spring is fixedly installed on the right end wall of the elastic chamber, An elastic block slidably connected to the elastic chamber is fixedly installed at the left end of the elastic spring. The elastic block includes an elastic chamber that opens downward, and an elastic spring is provided on an upper end wall of the elastic chamber. Is fixedly installed, and an elastic block slidably connected to the elastic chamber is fixedly installed at the lower end of the elastic spring, and a twist groove that opens forward is provided in the rear end wall of the working chamber. A central axis is rotatably installed on the rear end wall of the twist groove.

Preferably, a second torsion spring is installed between the twist groove and the central shaft, a rotary block and a ratchet wheel are fixedly installed on the central shaft, and the ratchet wheel is on the front side of the rotary block. And a lift groove opening forward is formed in the working chamber, and a lift block is slidably installed in the lift groove, and a front end of the lift block is positioned in the working chamber. An elevating rod is fixedly installed at a front end of the elevating block, a rotating shaft rotatably connected to a rear end wall of the working chamber is installed under the elevating rod, and the transmitting shaft is attached to the rotating shaft. Is fixedly installed.

Preferably, the drive mechanism includes a motor fixedly installed on a lower wall of the working chamber, a motor shaft is rotatably installed in an upper end surface of the motor, and the large-sized motor is installed on an upper end of the motor shaft. A driving bevel gear meshing with a bevel gear is fixedly installed, a motion chamber opening leftward is installed in the motor shaft, and a motion spring is fixedly installed on a lower end wall of the motion chamber, A motion rod slidably connected to the motion chamber is fixedly installed at an upper end of the motion spring, a left end of the motion rod is located in the working chamber, and a first umbrella is provided at a left end of the motion rod. A gear is fixedly installed, a second bevel gear a slidably connected to the motor shaft is installed below the first bevel gear, and the second bevel gear a and the first bevel gear are Are fixedly connected by two force-bearing rods.

Preferably, the moving mechanism includes a first output shaft and a second output shaft that are rotatably connected to a left end wall of the working chamber, the second output shaft is located above the first output shaft, A first transmission gear is fixedly installed on the first output shaft, a third bevel gear is fixedly installed on the right end of the first output shaft, and the first transmission gear is installed on the second output shaft. A second transmission gear that is meshed so as to be able to transmit is fixedly installed, a horizontal moving groove that opens forward is installed in the rear end wall of the working chamber, and a horizontal moving block can slide in the horizontal moving groove. Installed on the front end of the horizontally moving block, a second thread block connected to the second output shaft by a thread is fixedly installed, and the first bevel gear at the right end of the second output shaft. A second bevel gear b, which meshes with a transmission member, is fixedly installed, a workbench is fixedly installed on an upper end surface of the second screw thread block, and two chucks are provided on a front end surface of the workbench. It is mounted and the leather product is sandwiched by two chucks.

Preferably, the motion spring is in a tensioned state and the second torsion spring is in a normal state.

Preferably, when the elastic block moves to the right, the ratchet wheel cannot be rotationally interlocked, and when the elastic block moves from the right side to the left side of the ratchet wheel, the ratchet wheel is driven to rotate. To do.

The present invention has the following positive effects: This device can modify the edges of leather products with a single motor, has a high overall automation level, is easy to use, can continuously process leather products, and is efficient. It is high and automatically repositions after the edge modification is completed, maximizing the area of leather products.

In order to explain the present invention in detail and to explain it conveniently with reference to FIGS. 1 to 4 below, the following directions are defined as follows: FIG. 1 is a front view of the device of the present invention, and The left, right, front, and rear directions and the up, down, left, right, front, and rear directions of the self-projection relationship in FIG.

FIG. 1 is a schematic front view of the entire cross section of the automatic trimming equipment for the edges of leather products according to the present invention. FIG. 2 is an enlarged schematic view of B in FIG. FIG. 3 is an enlarged schematic view of C in FIG. FIG. 4 is a schematic view from the AA direction in FIG.

According to the schematic mechanical structure of the automatic trimming equipment for the edges of the leather products described in FIGS. 1 to 4, the present invention includes a working box 10, in which a working chamber 61 is installed, and the working chamber 61 is An opening communicating with the outside is formed on the upper wall of the work chamber, and a driving mechanism 80 is installed on the lower end wall of the working chamber 61.
An edge modifying mechanism 83 is installed on the upper side of the drive mechanism 80. The edge modifying mechanism 83 includes a large bevel gear 19 that is rotatable. The large bevel gear 19 and the drive mechanism 80 mesh with each other for transmission. A large shaft 20 is fixedly installed in the large bevel gear 19, and a cylindrical chamber 24 having left and right end walls communicating with the working chamber 61 is installed in the large shaft 20. A thin shaft 22 is rotatably installed by a first torsion spring 23, a friction wheel 18 is fixedly installed on the left end of the thin shaft 22, and a leather product 21 is installed on the left side of the friction wheel 18. A first screw thread shaft 52 is fixedly installed on the right end surface of the thin shaft 22, a first screw thread block 51 is connected to the first screw thread shaft 52 by a screw thread, and the leather product 21 is on the right. The friction wheel 18 is rubbed by the friction wheel 18 when moving, and at this time, the friction wheel 18 can modify the edge of the leather product 21, and the first torsion spring 23 is twisted and deformed in conjunction with the friction wheel 18. , The first screw thread block 52 is interlocked with the first screw thread block 51 and the first screw thread block 51, and the first screw thread block 51 is moved left and right,
A moving mechanism 82 is installed on the left side of the driving mechanism 80, and the moving mechanism 82 can control the lateral movement of the leather product 21,
A repositioning mechanism 81 is installed on the right side of the driving mechanism 80, and the repositioning mechanism 81 includes a rotatable rotation block 34. When the rotation block 34 rotates, the leather product 21 is moved in a direction opposite to the initial movement direction. Can be moved to .

Further, the edge modifying mechanism 83 will be described in detail. The edge modifying mechanism 83 also includes a support rod 25 fixedly connected to the upper end wall of the working chamber 61, and the thick rod is included in the support rod 25. 20 is rotatably installed, a moving groove 49 opening downward is formed in the upper end wall of the cylindrical chamber 24, and a moving block 47 is slidably installed in the moving groove 49. A moving rod 48 whose lower end is located in the cylindrical chamber 24 is fixedly installed on the lower end surface of the first rod block 51, and the first screw thread block 51 is fixedly installed on the lower end of the moving rod 48. On the right end face of the thread block 51, a thrust rod 50 whose right end is located in the working chamber 61 is fixedly installed.

Further, the repositioning mechanism 81 will be described in detail. The repositioning mechanism 81 also includes an elastic chamber 29 located in the right end wall of the working chamber 61, the elastic chamber 29 opening to the left, and the right end of the elastic chamber 29. An elastic spring 30 is fixedly installed on the wall, and an elastic block 28 slidably connected to the elastic chamber 29 is fixedly installed on the left end of the elastic spring 30. An elastic chamber 26 that is open to the inside, and an elastic spring 27 is fixedly installed on the upper end wall of the elastic chamber 26, and an elastic block 31 slidably connected to the elastic chamber 26 is attached to the lower end of the elastic spring 27. Is fixedly installed, a twist groove 59 that opens forward is formed in the rear end wall of the working chamber 61, and the center shaft 32 is rotatably installed in the rear end wall of the twist groove 59.
A second torsion spring 60 is installed between the twist groove 59 and the central shaft 32, and a rotary block 34 and a ratchet wheel 33 are fixedly installed on the central shaft 32. An elevating groove 36 that is located on the front side of the rotating block 34 and opens forward is formed in the working chamber 61, and an elevating block 35 is slidably installed in the elevating groove 36. Is located in the working chamber 61, a lifting rod 37 is fixedly installed at a front end of the lifting block 35, and a lower end of the lifting rod 37 is rotatably connected to a rear end wall of the working chamber 61. The rotating shaft 39 is installed, and the transmission rod 38 is fixedly installed on the rotating shaft 39.

Preferably, the driving mechanism 80 includes a motor 41 fixedly installed on a lower end wall of the working chamber 61, and a motor shaft 42 is rotatably installed in an upper end surface of the motor 41. A drive bevel gear 40 meshing with the large bevel gear 19 is fixedly installed at the upper end of the motion shaft 57, and a motion chamber 57 that opens to the left is installed in the motor shaft 42. A motion spring 58 is fixedly installed, and a motion rod 56 slidably connected to the motion chamber 57 is fixedly installed at the upper end of the motion spring 58, and the left end of the motion rod 56 is the working chamber. A first bevel gear 55 is fixedly installed at the left end of the motion rod 56 and is slidably connected to the motor shaft 42 below the first bevel gear 55. A second bevel gear a53 is installed, and the second bevel gear a53 and the first bevel gear 55 are fixedly connected by two force receiving rods 54.

Preferably, the moving mechanism 82 includes a first output shaft 11 and a second output shaft 14 that are rotatably connected to a left end wall of the working chamber 61, and the second output shaft 14 is the first output shaft 11. The first transmission gear 46 is fixedly installed on the first output shaft 11, and the third bevel gear 43 is fixedly installed on the right end of the first output shaft 11. A second transmission gear 13 fixedly engaged with the first transmission gear 46 for transmission is fixedly installed on the dual output shaft 14, and a horizontal moving groove 15 opening forward is installed on a rear end wall of the working chamber 61. The horizontal moving block 12 is slidably installed in the horizontal moving groove 15, and a second screw thread block 45 connected to the second output shaft 14 by a screw thread is provided at the front end of the horizontal moving block 12. A second bevel gear b44, which is fixedly installed and is meshed with the first bevel gear 55 for transmission, is fixedly installed at the right end of the second output shaft 14, and the upper end surface of the second screw thread block 45 is fixed. A work table 16 is fixedly installed on the work table 16. Two chucks are attached to the front end surface of the work table 16, and the leather product 21 is sandwiched by the two chucks.

Preferably, the motion spring 58 is in a tensioned state and the second torsion spring 60 is in a normal state.

Preferably, the ratchet wheel 33 cannot be rotationally interlocked when the elastic block 31 moves to the right, and the ratchet wheel 33 moves when the elastic block 31 moves from the right side to the left side of the ratchet wheel 33. Is driven to rotate.

The operation procedure of the entire apparatus is as follows.

(1) The leather product 21 is sandwiched by chucks, and the edge of the leather product 21 waiting for modification is turned to the right to face the friction wheel 18.

(2) The motor 41 is started, the motor shaft 42 is driven to rotate, and the first bevel gear 55, the second bevel gear a53, and the drive bevel gear 40 rotate as the motor shaft 42 rotates, and the drive bevel gear 40 And the large bevel gear 19, the large bevel gear 19 is driven to rotate, the friction wheel 18 rotates as the large bevel gear 19 rotates, and the first bevel gear 55 and the second bevel gear b44 mesh with each other for transmission. As a result, the second bevel gear b44 is driven and rotated.

(3) The second output shaft 14 rotates along with the second bevel gear b44, and the thread connection between the second output shaft 14 and the second screw thread block 45 drives the second screw thread block 45 to move to the right. As a result, the leather product 21 is driven and moves to the right, and the friction wheel 18 rotates, and the edge of the leather product 21 is modified.

(4) Due to the friction between the leather product 21 and the friction wheel 18, the shape of the first torsion spring 23 changes, the thin shaft 22 rotates with respect to the thick shaft 20, and the first screw thread shaft 52 rotates with the thin shaft 22. Then, due to the screw thread connection between the first screw thread shaft 52 and the first screw thread block 51, the thrust rod 50 is driven to move to the right and pushes the elastic block 28 to move it to the right.

(5) The elastic block 31 moves to the right along with the elastic block 28 until it follows the right side of the ratchet wheel 33.

(6) After the edge of the leather product 21 has been modified, the frictional force between the friction wheel 18 and the leather product 21 becomes small, and the elastic block 31 is driven to move to the left and pushes the ratchet wheel 33 to rotate. Then, the second torsion spring 60 is compressed, the rotation block 34 is rotated by the ratchet wheel 33, the movement spring 58 is returned to the lower position, the first bevel gear 55 is pulled and moved downward, and the transmission rod 38 raises and lowers the rod. The first bevel gear 55 descends, disengages from the meshing state with the second bevel gear b44, the second bevel gear a53 descends, and meshes with the third bevel gear 43.

(7) The first transmission gear 46 is driven and rotated by meshing the second bevel gear a53 and the third bevel gear 43 so that they can be transmitted, and the first transmission gear 46 and the second transmission gear 13 can be transmitted. The second output shaft 14 is driven to rotate in the opposite direction by causing the leather product 21 to move to the left and disengage from the friction wheel 18, and when the edge modification of the leather product 21 is completed, the motor 41 And the leather product 21 can be replaced.

The basic principle, main features and advantages of the present invention have been expressed and described above. It should be understood by those skilled in the art that the present invention is not limited to the above-mentioned embodiments, and the above-mentioned embodiments and explanations show the principle of the present invention, which does not depart from the meaning and principle of the present invention. There are various changes and improvements in the present invention on the premise, and these changes and improvements are within the protection scope of the present invention. The protection scope of the present invention is defined in the same content as the attached claim.

Claims (8)

In a front view, including a working box, a working chamber is installed in the working box, an opening communicating with the outside is formed in an upper wall of the working chamber, and a drive mechanism is installed in a lower end wall of the working chamber. ,
An edge modifying mechanism is installed on the upper side of the drive mechanism, and the edge modifying mechanism includes a large bevel gear that is rotatable, and the large bevel gear and the drive mechanism mesh with each other so that they can be transmitted. A thick shaft is fixedly installed in the thick shaft, and a cylindrical chamber whose left and right end walls communicate with the working chamber is installed in the thick shaft, and a thin shaft is rotatable in the cylindrical chamber by a first torsion spring. The friction wheel is fixedly installed on the left end of the thin shaft, the leather product is installed on the left side of the friction shaft, and the first screw thread shaft is fixedly installed on the right end surface of the thin shaft. A first screw thread block is connected to the first screw thread shaft by a screw thread, and is rubbed by the friction wheel when the leather product moves to the right, and at this time, the friction wheel is the edge of the leather product. The first torsion spring is interlocked with the friction ring to be deformed by twisting, and the first screw thread block is interlocked by the screw thread connection between the first screw thread shaft and the first screw thread block. Let me exercise left and right,
A moving mechanism is installed on the left side of the drive mechanism, and the moving mechanism can control the lateral movement of the leather product,
A reversion mechanism is installed on the right side of the drive mechanism, and the reversion mechanism includes a rotatable rotation block, and when the rotation block rotates, the leather product can be moved in a direction opposite to an initial movement direction. Automatic retouching equipment for the edges of leather products. The edge modification mechanism also includes a support rod fixedly connected to an upper end wall of the working chamber, the thick shaft is rotatably installed in the support rod, and a lower part is provided in an upper end wall of the cylindrical chamber. A moving groove having an opening is formed, a moving block is slidably installed in the moving groove, and a moving rod having a lower end located in the cylindrical chamber is fixedly installed on a lower end surface of the moving block, The first screw thread block is fixedly installed at the lower end of the moving rod, and the thrust rod having the right end located in the working chamber is fixedly installed at the right end surface of the first screw thread block. The automatic trimming equipment for the edge portion of the leather product according to claim 1. The return mechanism also includes an elastic chamber located in the right end wall of the working chamber, the elastic chamber opens to the left, and an elastic spring is fixedly installed on the right end wall of the elastic chamber. An elastic block slidably connected to the elastic chamber is fixedly installed at a left end of the elastic block. The elastic block includes an elastic chamber that opens downward, and an elastic spring is fixed to an upper end wall of the elastic chamber. The elastic block is fixedly installed at the lower end of the elastic spring and slidably connected to the elastic chamber, and a twist groove that opens forward is formed in the rear end wall of the working chamber. The automatic trimming equipment for the edge portion of the leather product according to claim 1, wherein a central axis is rotatably installed on the rear end wall of the twist groove. A second torsion spring is installed between the twist groove and the central shaft, and a rotary block and a ratchet wheel are fixedly installed on the central shaft, and the ratchet wheel is located in front of the rotary block. An elevating groove that opens forward is formed in the working chamber, and an elevating block is slidably installed in the elevating groove, and a front end of the elevating block is located in the working chamber, An elevating rod is fixedly installed at the front end, a rotating shaft rotatably connected to the rear end wall of the working chamber is installed under the elevating rod, and a transmission rod is fixedly mounted on the rotating shaft. The automatic trimming equipment for the edge portion of the leather product according to claim 3, wherein the facility is installed in. The drive mechanism includes a motor fixedly installed on a lower end wall of the working chamber, a motor shaft is rotatably installed in an upper end surface of the motor, and the large bevel gear is installed on an upper end of the motor shaft. A meshed drive bevel gear is fixedly installed, a motion chamber opening leftward is installed in the motor shaft, and a motion spring is fixedly installed in a lower end wall of the motion chamber. A motion rod slidably connected to the motion chamber is fixedly installed at the upper end, the left end of the motion rod is located in the working chamber, and the first bevel gear is fixed at the left end of the motion rod. Second bevel gear a that is slidably connected to the motor shaft is installed below the first bevel gear, and the second bevel gear a and the first bevel gear are two. 5. The automatic trimming equipment for the edge portion of the leather product according to claim 4, wherein the equipment is fixedly connected by the force receiving rod. The moving mechanism includes a first output shaft and a second output shaft that are rotatably connected to a left end wall of the working chamber, the second output shaft is located above the first output shaft, and A first transmission gear is fixedly installed on the output shaft, a third bevel gear is fixedly installed on the right end of the first output shaft, and can be transmitted to the first transmission gear on the second output shaft. A second transmission gear meshing with the fixed movement is fixedly installed, a horizontal moving groove that opens forward is installed in the rear end wall of the working chamber, and a horizontal moving block is slidably installed in the horizontal moving groove. , A second screw thread block fixedly connected to the second output shaft by a screw thread is fixedly installed at the front end of the horizontal moving block, and can be transmitted to the first bevel gear at the right end of the second output shaft. A second bevel gear meshing with the fixed base is fixedly installed, a worktable is fixedly installed on the upper end surface of the second screw thread block, and two chucks are mounted on the front end surface of the worktable. 2. The automatic trimming equipment for the edge of the leather product according to claim 1, wherein the leather product is sandwiched by two chucks. 6. The automatic trimming equipment for the edge portion of the leather product according to claim 5, wherein the motion spring is in a tensioned state and the second torsion spring is in a normal state. When the resilient block moves to the right, there can not be rotated interlocking the ratchet wheel, when the resilient block moves to the left from the right side of the ratchet wheel, said ratchet wheel is driven in rotation The automatic trimming equipment for the edge portion of the leather product according to claim 4 .

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