CN210636001U - Tensioning and conveying assembly for leather pattern forming machine - Google Patents
Tensioning and conveying assembly for leather pattern forming machine Download PDFInfo
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- CN210636001U CN210636001U CN201921309817.1U CN201921309817U CN210636001U CN 210636001 U CN210636001 U CN 210636001U CN 201921309817 U CN201921309817 U CN 201921309817U CN 210636001 U CN210636001 U CN 210636001U
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Abstract
The utility model discloses a taut conveying subassembly for leather decorative pattern make-up machine, include: sprocket transmission assembly is provided with two sets of and symmetry setting, and every sprocket transmission assembly of group is provided with: the chain wheel shafts of the first chain wheel and the second chain wheel are respectively fixed with the frame through bearings; a chain wound around the first sprocket and the second sprocket; the first chain wheel or the second chain wheel in the two groups of chain wheel transmission assemblies is driven by the same chain wheel motor and has opposite rotation directions; taut subassembly has two sets ofly and the symmetry sets up, and taut subassembly of every group is provided with: the tensioning frame is fixedly provided with a puncturing plate, a plurality of needle bars are fixed on the puncturing plate, two shafts of the same chain are provided with extension sections, the extension sections are provided with threads, the extension sections penetrate through the mounting holes and are screwed into the threads by nuts, and the plurality of tensioning frames are fixed with the chain; a pressurizing bracket; a pressurizing cylinder; a pressurizing slide rail; a pressurizing slider; pressing the shaft; a pinch roller; the utility model discloses have rational in infrastructure, automatic taut leather, improve production efficiency's beneficial effect.
Description
Technical Field
The utility model relates to a fashioned machine of leather decorative pattern, concretely relates to taut conveying subassembly of leather.
Background
The processing of leather patterns is usually extruded through a leather die and is shaped at high temperature, equipment used in the processing method is simpler, but the processing method also has the problems that the thickness of the leather is thinned in the extrusion process, the hand feeling is harder after the density is increased, and the soft hand feeling is obviously worse than that before the patterns are processed.
SUMMERY OF THE UTILITY MODEL
The utility model provides a taut conveying subassembly for leather decorative pattern make-up machine according to above not enough, conveys the oven and heats after this subassembly is taut.
The technical scheme of the utility model is that:
a tensioning transfer assembly for a leather pattern forming machine, comprising:
sprocket transmission assembly is provided with two sets of and symmetry setting, and every sprocket transmission assembly of group is provided with:
the chain wheel shafts of the first chain wheel and the second chain wheel are respectively fixed with the frame through bearings;
a chain wound around the first sprocket and the second sprocket;
the first chain wheel or the second chain wheel in the two groups of chain wheel transmission assemblies is driven by the same chain wheel motor and has opposite rotation directions;
taut subassembly has two sets ofly and the symmetry sets up, and taut subassembly of every group is provided with:
the tensioning frame is provided with 2 mounting holes, a puncture plate is fixed on the tensioning frame, a plurality of needle rods are fixed on the puncture plate, two shafts of the same chain section are provided with extension sections, the extension sections are provided with threads, the extension sections penetrate through the mounting holes and are screwed into the threads by nuts, the tensioning frames and the chain are fixed, and an anti-rotation plate is arranged on the inner side of the tensioning frame;
the bottom of the pressurizing bracket is fixed with the rack and is close to the straight line section of the chain;
the cylinder body of the pressurizing cylinder is fixed with the pressurizing bracket, and the pressurizing cylinder is controlled by a pressurizing electromagnetic valve;
two pressurizing slide rails are fixed in the pressurizing bracket;
the pressurizing slide block is provided with a left sliding groove and a right sliding groove which are respectively sleeved on the two pressurizing slide rails, and the pressurizing slide block can only move up and down along the pressurizing slide rails;
one end of the pressing shaft is fixed with the pressing slide block, and the other end of the pressing shaft is suspended in the air;
the pressing wheel is rotatably arranged at the suspended end of the pressing shaft, and a metal wire is fixed on the outer circumference of the pressing wheel;
the anti-rotation clamping block is fixed on the rack and located below the pressing shaft, a clamping groove is formed in the anti-rotation clamping block, the chain rotates to drive the tensioning frame to rotate, the anti-rotation plate can be inserted into the clamping groove in the moving process, when the pressing wheel presses the passing leather, the pressing wheel is matched with the plurality of needle rods, the plurality of needle rods can puncture the leather, and therefore the leather is tensioned by the needle rods at the two ends of the width in the broadband direction and moves along with the chain;
and the controller is connected with the electrical components.
It should be noted that, in the leather heating process, the leather is contracted due to the influence of certain chemical raw materials at high temperature, in order to solve the technical problem, the leather needs to be positioned, the part of the work is completed by a tensioning transmission assembly, namely the leather is transmitted and heated after being tensioned, at the moment, the leather is not contracted, the leather is precisely heated after the materials are stabilized, the forming temperature is reached, and finally, patterns of the leather are processed through negative pressure.
Preferably, the tensioning frame is provided with a top surface and a side surface, 2 mounting holes of the tensioning frame are arranged on the top surface, and the puncture plate is connected with the side surface through two connecting ribs.
Preferably, the top surface, the side surfaces, the connecting ribs and the anti-rotation plates of the tension frame are integrally formed.
Preferably, the controller selects a PLC as a control center.
The utility model discloses have rational in infrastructure, automatic taut leather, improve production efficiency's beneficial effect.
Drawings
Fig. 1 is a schematic view of the whole structure of the utility model.
Fig. 2 is a schematic structural view of the tensioning conveying assembly of the present invention.
Fig. 3 is the schematic view of the local structure of the sprocket transmission assembly of the present invention.
Fig. 4 is a schematic structural view of the tensioning frame of the present invention.
FIG. 5 is a schematic view of a forming roll structure in a complete machine according to the present invention.
Detailed Description
The present invention will now be further described with reference to the accompanying drawings:
as shown, a tensioning and conveying assembly for a leather pattern forming machine comprises: sprocket transmission assembly has two sets ofly and the symmetry sets up, and every sprocket transmission assembly of group is provided with:
a first chain wheel 31 and a second chain wheel 34, the chain wheel shafts of which are fixed with the frame through bearings respectively;
a chain 33 wound around the first sprocket 31 and the second sprocket 34;
the first chain wheel 31 or the second chain wheel 34 in the two groups of chain wheel transmission assemblies are driven by the same chain wheel motor and rotate in opposite directions;
taut subassembly has two sets ofly and the symmetry sets up, and taut subassembly of every group is provided with:
the tensioning frames 323 are provided with 2 mounting holes, the tensioning frames 323 are fixed with piercing plates 324, the piercing plates 324 are fixed with a plurality of needle bars 325, two shafts of the same section of chain 33 are provided with extension sections, the extension sections are provided with threads, the extension sections penetrate through the mounting holes and are screwed by nuts 322, the tensioning frames 323 and the chain 33 are fixed, and the inner sides of the tensioning frames 323 are provided with anti-rotation plates 321;
a pressure bracket 14, the bottom of which is fixed with the frame and is close to the straight line section of the chain 33;
a pressurizing cylinder 11, the cylinder body of which is fixed with a pressurizing bracket 14, and the pressurizing cylinder 11 is controlled by a pressurizing electromagnetic valve;
two pressurizing slide rails 12 are fixed in the pressurizing bracket 14;
the pressurizing slide block 13 is provided with a left sliding chute and a right sliding chute which are respectively sleeved on the two pressurizing slide rails 12, and the pressurizing slide block 13 can only move up and down along the pressurizing slide rails 12;
a pressing shaft 15, one end of which is fixed with the pressing slider 13 and the other end of which is suspended;
a pinch roller 16 rotatably installed at a free end of the pinch shaft 15, a metal wire being fixed to an outer circumference of the pinch roller 16;
the anti-rotation clamping block 326 is fixed on the rack and located below the pressing shaft 15, a clamping groove 3261 is formed in the anti-rotation clamping block 326, the chain 33 rotates to drive the tensioning frame 323 to rotate, the anti-rotation plate 321 can be inserted into the clamping groove 3261 in the moving process, when the pressing wheel 16 presses the passing leather 4, the pressing wheel 16 is matched with the plurality of needle bars 325, the plurality of needle bars 325 can puncture the leather 4, and therefore the leather is tensioned by the needle bars 325 at the two ends of the width in the broadband direction, and the tensioned leather 4 moves along with the chain 33;
and the controller is connected with the electrical components.
The tensioning frame (323) is provided with a top surface and a side surface, 2 mounting holes of the tensioning frame (323) are arranged on the top surface, and the puncture plate (324) is connected with the side surface through two connecting ribs.
The top surface and the side surface of the tensioning frame (323), the connecting ribs and the anti-rotation plate (321) are integrally manufactured.
The controller selects a PLC as a control center.
The leather pattern forming machine is introduced as follows:
a leather pattern forming machine includes:
put roller assembly, receive roller assembly, take-up transmission subassembly, preheat subassembly, transport positioning assembly, heating subassembly, shaping subassembly 7 and controller, wherein:
put roller set spare includes:
a roll releasing wheel 65, two ends of which are arranged on the frame through bearings, the roll releasing wheel 65 is used for installing the wound leather 4;
a roller releasing motor, the shell of which is arranged on the frame, and the rotating shaft is connected with a roller releasing wheel 65;
receive roller assembly includes:
a take-up roller 64, both ends of which are mounted on the frame through bearings, the take-up roller 64 being used for winding the leather 4 with formed patterns;
a roller receiving motor, the shell of which is arranged on the frame and the rotating shaft is connected with a receiving roller 64;
the take-up transmission assembly comprises:
sprocket transmission assembly has two sets ofly and the symmetry sets up, and every sprocket transmission assembly of group is provided with:
a first chain wheel 31 and a second chain wheel 34, the chain wheel shafts of which are fixed with the frame through bearings respectively;
a chain 33 wound around the first sprocket 31 and the second sprocket 34;
the first chain wheel 31 or the second chain wheel 34 in the two groups of chain wheel transmission assemblies are driven by the same chain wheel motor and rotate in opposite directions;
the preheating assembly includes:
the box body 21 is penetrated by the two groups of chain wheel transmission components and the leather 4;
a heating pipe 22 installed in the case 21;
an electric fan 23 installed in the cabinet 21, the electric fan 23 being capable of blowing heat of the heating pipe 22 and heating the leather 4 by hot air in the cabinet 21;
a preheating temperature sensor fixed in the case 21;
the conveying positioning assembly comprises:
the first locating lever 60 is fixed between the unwinding wheel 65 and the pressing wheel 16 and is higher than the plane of the chain 33, a section of inclined angle is formed on the side view of the leather 4 entering the pressing wheel 16, and the leather 4 is gradually contacted with the needle bar 325;
the second positioning rod 61 is arranged at the output ends of the two groups of chain wheel transmission assemblies, the second positioning rod 61 is higher than the plane of the chain 33, and the leather 4 output from the output ends of the two groups of chain wheel transmission assemblies gradually separates from the needle bar 325 after passing through the second positioning rod 61;
a conveying roller group 62 through which the leathers 4 inputted from the second positioning rod 61 are outputted;
an output registration roller 63;
the molding assembly 7 comprises:
the central shafts 73 at the two ends of the forming roller 71 are arranged on the frame through bearings 70, the leather 4 output from the conveying roller group 62 is output to the take-up roller 64 of the take-up assembly through the forming roller 71 and the output positioning rod 63, leather grains are arranged on the surface of the forming roller 71, the inside of the forming roller is hollow, and capillary holes are reserved on the roller wall;
the movable joint 74 is communicated with a through hole of one central shaft 73 of the forming roller 71, the movable joint 74 is communicated with a negative pressure tank through a hose, and the leather 4 can be tightly attached to the forming roller 71 to form leather grains by negative pressure generated by the negative pressure tank;
a forming temperature sensor 75 fixed on the frame and used for collecting temperature signals of leather 4 on the forming roller 71;
the heating assembly includes:
a heating holder 51 fixed to the frame;
a plurality of infrared heating pipes 52 are fixed on the heating bracket 51, and the infrared heating pipes 52 can accurately heat the leather 4 above the conveying roller group 62 for the second time;
and the controller is connected with the electrical components.
The heating pipe 22 is communicated with the steam output end of the boiler.
The heating bracket 51 is arranged obliquely, and correspondingly, a plurality of infrared heating pipes 52 are arranged obliquely.
The negative pressure tank comprises a tank body and a vacuum pump, and the tank body and the vacuum pump are communicated through a gas circuit.
The molding temperature sensor 75 is an infrared temperature sensor.
The plurality of infrared heating pipes 52 are divided into a plurality of groups, and each group controls heating independently.
Claims (4)
1. A tensioning and conveying assembly for a leather pattern forming machine, comprising:
sprocket transmission assembly is provided with two sets of and symmetry setting, and every sprocket transmission assembly of group is provided with:
a first chain wheel (31) and a second chain wheel (34), wherein chain wheel shafts of the first chain wheel and the second chain wheel are respectively fixed with the frame through bearings;
a chain (33) wound around the first sprocket (31) and the second sprocket (34);
the first chain wheel (31) or the second chain wheel (34) in the two groups of chain wheel transmission assemblies are driven by the same chain wheel motor and rotate in opposite directions;
taut subassembly has two sets ofly and the symmetry sets up, and taut subassembly of every group is provided with:
the chain tensioning device comprises a plurality of tensioning frames (323) which are provided with 2 mounting holes, a puncturing plate (324) is fixed on each tensioning frame (323), a plurality of needle rods (325) are fixed on each puncturing plate (324), two shafts of the same section of chain (33) are provided with extension sections, the extension sections are provided with threads, the extension sections penetrate through the mounting holes and are screwed into the threads through nuts (322), the plurality of tensioning frames (323) are fixed with the chain (33), and anti-rotating plates (321) are arranged on the inner sides of the tensioning frames (323);
a pressurizing bracket (14), the bottom of which is fixed with the frame and is close to the straight line section of the chain (33);
a pressurizing cylinder (11), the cylinder body of which is fixed with a pressurizing bracket (14), and the pressurizing cylinder (11) is controlled by a pressurizing electromagnetic valve;
two pressurizing slide rails (12) are fixed in the pressurizing bracket (14);
the pressurizing slide block (13) is provided with a left sliding chute and a right sliding chute which are respectively sleeved on the two pressurizing slide rails (12), and the pressurizing slide block (13) can only move up and down along the pressurizing slide rails (12);
a pressing shaft (15), one end of which is fixed with the pressing slide block (13) and the other end of which is suspended;
the pressing wheel (16) is rotatably arranged at the suspended end of the pressing shaft (15), and a metal wire is fixed on the outer circumference of the pressing wheel (16);
the anti-rotation clamping block (326) is fixed on the rack and located below the pressing shaft (15), a clamping groove (3261) is formed in the anti-rotation clamping block (326), the chain (33) rotates to drive the tensioning frame (323) to rotate, the anti-rotation plate (321) can be inserted into the clamping groove (3261) in the moving process, when the pressing wheel (16) presses the passing leather (4), the pressing wheel (16) is matched with the plurality of needle rods (325), the plurality of needle rods (325) can puncture the leather (4), and therefore the leather is tensioned by the needle rods (325) at the two ends of the width in the broadband direction, and the tensioned leather (4) moves along with the chain (33);
and the controller is connected with the electrical components.
2. A tensioning and transferring assembly for machines for forming patterns on leather, as in claim 1, characterized in that said tensioning frame (323) is provided with a top surface and lateral surfaces, 2 mounting holes of said tensioning frame (323) being provided in the top surface, said piercing plate (324) being associated with the lateral surfaces via two connecting ribs.
3. A stretching transfer unit for a leather pattern forming machine as claimed in claim 2, wherein the top surface, the side surface, the coupling rib and the anti-rotation plate (321) of said stretching frame (323) are integrally formed.
4. The tensioning and conveying assembly for a machine for forming leather patterns according to claim 1, wherein the controller uses a PLC as a control center.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921309817.1U CN210636001U (en) | 2019-08-13 | 2019-08-13 | Tensioning and conveying assembly for leather pattern forming machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921309817.1U CN210636001U (en) | 2019-08-13 | 2019-08-13 | Tensioning and conveying assembly for leather pattern forming machine |
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| Publication Number | Publication Date |
|---|---|
| CN210636001U true CN210636001U (en) | 2020-05-29 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201921309817.1U Active CN210636001U (en) | 2019-08-13 | 2019-08-13 | Tensioning and conveying assembly for leather pattern forming machine |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110885909A (en) * | 2019-08-13 | 2020-03-17 | 浙江闽锋化学有限公司 | Tensioning and conveying assembly for leather pattern forming machine |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110885909A (en) * | 2019-08-13 | 2020-03-17 | 浙江闽锋化学有限公司 | Tensioning and conveying assembly for leather pattern forming machine |
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