A mold output shaft capable of bearing demoulding pulling force

Abstract

The utility model relates to the technical field of winding molds, and in particular to a mold output shaft capable of bearing demoulding pulling force, which reduces mold cost through the hollow design of the mold barrel body itself, and facilitates the control of the installation distance between the outer flange and the inner flange on the output shaft by performing local thinning processing on the output shaft, and limits the installation positions of the outer flange and the inner flange, the output shaft is connected to the mold barrel body through the outer flange, so that the driving device can directly fix the output shaft during the processing, and the demoulding pulling force can be smoothly transmitted to the outer surface of the mold during the demoulding process, thereby reducing the risk of the mold barrel body breaking and improving the practicality of the device; the utility model comprises a mold barrel body, two groups of output shafts, two groups of outer flanges and two groups of inner flanges, the inner diameters of the outer flanges and the inner flanges are the same, the left and right parts of the outer side surface of the output shaft are thinned, the outer flange and the inner flange can be fitted onto the thinned output shaft, and the outer diameter of the unthinned area of ​​the output shaft is larger than the inner diameters of the outer flange and the inner flange.

Description

Technical Field

[0001] The utility model relates to the technical field of winding molds, in particular to a mold output shaft capable of bearing demoulding pulling force. Background Art

[0002] The winding mold is a tool used in the winding molding process. It uses the ductility and plasticity of the fiber to wind the fiber material on the mold surface in a certain pattern through the automatic winding equipment to produce products with specific shapes and sizes. When the winding mold is demolded, the mold shaft needs to withstand a large demolding force. In order to ensure that the shaft is firm, a through shaft is generally used. For longer molds, the through shaft is easy to bend, resulting in mass eccentricity and waste of materials.

[0003] The Chinese utility model patent with application number CN201820307673.5 in the prior art involves a winding mold, including a core mold, a groove, and some structures processed on the core mold, which can avoid scratching the core mold during demolding and cutting. At the same time, at least two products can be produced with only one winding, thereby improving production efficiency.

[0004] However, the above device adopts a solid core mold in actual use, which increases the cost and quality and is difficult to carry and operate. Utility Model Content

[0005] In order to solve the above technical problems, the utility model provides a method of reducing mold costs through the hollow design of the mold barrel itself, and facilitating the control of the installation distance of the outer flange and the inner flange on the output shaft by performing local thinning processing on the output shaft, and limiting the installation positions of the outer flange and the inner flange. The output shaft is connected to the mold barrel through the outer flange, so that the driving equipment can directly fix the output shaft during the processing, and the demolding pulling force can be smoothly transmitted to the outer surface of the mold during the demolding process, thereby reducing the risk of the mold barrel breaking and improving the practicality of the device. A mold output shaft that can bear the demolding pulling force.

[0006] The utility model discloses a mold output shaft capable of bearing demoulding pulling force; it comprises a mold barrel, two groups of output shafts, two groups of outer flanges and two groups of inner flanges, the inner diameters of the outer flanges and the inner flanges are the same, the left and right parts of the outer side surface of the output shaft are thinned, the outer flanges and the inner flanges can be fitted onto the output shaft after thinning, the outer diameter of the unthinned area of ​​the output shaft is larger than the inner diameters of the outer flanges and the inner flanges, the unthinned area on the output shaft is located on one side of the output shaft close to the side surface of the output shaft, the outer flanges and the inner flanges are respectively fitted onto the two sides of the unthinned area of ​​the output shaft, the inner flanges are located on the side of the output shaft, and the outer flanges and the inner flanges on the two groups of output shafts are respectively Inserted into the holes on both sides of the mold barrel, the outer flange is connected and fixed to the side of the mold barrel by welding; the mold barrel itself is hollow designed to reduce the mold cost, and the output shaft is locally thinned to facilitate the control of the installation distance between the outer flange and the inner flange on the output shaft, and the installation positions of the outer flange and the inner flange are limited. The output shaft is connected to the mold barrel through the outer flange, so that the driving equipment can directly fix the output shaft during the processing, and the demoulding pulling force can be smoothly transmitted to the outer surface of the mold during the demoulding process, thereby reducing the risk of mold barrel breakage and improving the practicability of the device.

[0007] Preferably, bevels are also provided on the outer side surfaces of the inner hole and the side of the outer flange; by providing bevels on the outer side surfaces of the inner hole and the side of the outer flange, the welding uniformity and quality between the output shaft and the mold barrel and the outer flange are improved, thereby increasing the connection strength; by connecting the two sets of output shafts at the left and right ends of the mold barrel, the length of the mold barrel itself is shortened, the production cost of the mold barrel is reduced, and the practicality of the device is improved.

[0008] Preferably, it also includes filling welding holes, and multiple groups of filling welding holes are evenly opened on the left and right sides of the side of the mold barrel, and the positions of the filling welding holes correspond to the positions of the inner flanges after the output shaft is inserted into the interior of the mold barrel, and the inner flanges are filled and welded through the filling welding holes; filling welding is performed on the inner flange through multiple groups of filling welding holes, and the double flange connection method of the outer flange and the inner flange is used to increase the stability and connection strength of the connection between the output shaft and the mold barrel, reduce the shaking of the output shaft itself during demolding, and improve the stability of the device.

[0009] Preferably, it also includes an annular limit groove, and a group of annular limit grooves are respectively processed on the left and right end surfaces inside the mold barrel, and the length of the unthinned area on the output shaft is controlled so that the distance between the outer flange and the inner flange on the output shaft is the same as the depth of the annular limit groove, and the inner diameter of the mold barrel is larger than the diameter of the outer flange, and the outer flange can enter into the interior of the mold barrel through the annular limit groove; the depth of the outer flange inserted into the interior of the mold barrel is limited by the annular limit groove, and the position of the outer flange can be quickly fixed to facilitate filling and welding between the outer flange and the mold barrel, thereby improving the practicability of the device.

[0010] Preferably, it also includes a connecting hole, and a connecting hole is opened on the side of the output shaft; the connecting hole facilitates the connection and fixation of the output shaft with the rotating equipment, thereby improving the connection stability during the winding process and improving the practicability of the device.

[0011] Compared with the prior art, the utility model has the following beneficial effects: the mold cost is reduced through the hollow design of the mold barrel itself; the installation distance of the outer flange and the inner flange on the output shaft is easily controlled by performing local thinning processing on the output shaft, and the installation positions of the outer flange and the inner flange are limited; the output shaft is connected to the mold barrel through the outer flange, so that the driving device can directly fix the output shaft during the processing, and the demolding pulling force can be smoothly transmitted to the outer surface of the mold during the demolding process, thereby reducing the risk of breakage of the mold barrel and improving the practicability of the device. BRIEF DESCRIPTION OF THE DRAWINGS

[0012] Figure 1 It is a schematic diagram of the axonometric structure of the utility model;

[0013] Figure 2 It is a schematic diagram of the cross-sectional structure of the outer flange;

[0014] Figure 3 It is a schematic diagram of the cross-sectional structure of the mold barrel;

[0015] Figure 4 It is an axonometric diagram of the output shaft, outer flange and inner flange;

[0016] Figure 5 It is a partial enlarged structural schematic diagram of the utility model;

[0017] Figure 6 It is a schematic diagram of the cross-sectional structure of the utility model;

[0018] Figure 7 It is a schematic diagram of the boat and vehicle structure with the shaft out.

[0019] Markings in the attached figure: 1. mold barrel; 2. filling welding hole; 3. annular limit groove; 4. output shaft; 5. connecting hole; 6. outer flange; 7. inner flange. DETAILED DESCRIPTION

[0020] In order to facilitate the understanding of the utility model, the utility model will be described more comprehensively below with reference to the relevant drawings. The utility model can be implemented in many different forms and is not limited to the embodiments described herein. On the contrary, the purpose of providing these embodiments is to make the disclosure of the utility model more thorough and comprehensive.

[0021] Example

[0022] like Figure 1 , Figure 2 , Figure 3 , Figure 4 and Figure 5 The outer flange 6 and the inner flange 7 are connected to the output shaft 4 by welding, a group of annular limit grooves 3 are processed in the inner holes of the left and right end surfaces of the mold barrel 1, and a connecting hole 5 is opened on the side of the output shaft 4;

[0023] First, two groups of outer flanges 6 and inner flanges 7 are respectively connected to two groups of output shafts 4 by welding, and the distance between the outer flange 6 and the inner flange 7 is controlled to be the same as the depth of the annular limit groove 3, and then the end of the output shaft 4 where the outer flange 6 is located is inserted into the mold barrel 1, and the mold barrel 1 and the inner flange 7 are welded through multiple groups of filling welding holes 2, and then the outer flange 6 is welded to the mold barrel 1, and then the mold barrel 1 is normally connected to the processing equipment through the connecting holes 5 on the two groups of output shafts 4 for winding processing;

[0024] It comprises a mold barrel 1, two groups of outlet shafts 4, two groups of outer flanges 6 and two groups of inner flanges 7, the inner diameters of the outer flanges 6 and the inner flanges 7 are the same, the left and right parts of the outer side surface of the outlet shaft 4 are thinned, the outer flanges 6 and the inner flanges 7 can be fitted onto the thinned outlet shaft 4, the outer diameter of the unthinned area of ​​the outlet shaft 4 is larger than the inner diameters of the outer flanges 6 and the inner flanges 7, the unthinned area on the outlet shaft 4 is located on one side of the outlet shaft 4 close to the side surface of the outlet shaft 4, the outer flanges 6 and the inner flanges 7 are respectively fitted onto the two sides of the unthinned area of ​​the outlet shaft 4, the inner flanges 7 are located on the side of the outlet shaft 4, the outer flanges 6 and the inner flanges 7 on the two groups of outlet shafts 4 are respectively inserted into the two side holes of the mold barrel 1, and the outer flanges 6 are connected and fixed to the side surface of the mold barrel 1 by welding;

[0025] It also includes providing grooves on the outer surface of the inner hole and the side of the outer flange 6;

[0026] It also includes a filling welding hole 2. A plurality of groups of filling welding holes 2 are evenly opened on the left and right sides of the side of the mold barrel 1. The positions of the filling welding holes 2 correspond to the positions of the inner flange 7 after the shaft 4 is inserted into the mold barrel 1. The inner flange 7 is filled and welded at the filling welding holes 2.

[0027] It also includes an annular limiting groove 3, and a group of annular limiting grooves 3 are respectively processed on the left and right end surfaces of the mold barrel 1, and the length of the unthinned area on the output shaft 4 is controlled so that the distance between the outer flange 6 and the inner flange 7 on the output shaft 4 is the same as the depth of the annular limiting groove 3, and the inner diameter of the mold barrel 1 is larger than the diameter of the outer flange 6, and the outer flange 6 can enter the inside of the mold barrel 1 through the annular limiting groove 3;

[0028] It also includes a connecting hole 5, and a connecting hole 5 is opened on the side of the output shaft 4;

[0029] The mold cost is reduced by the hollow design of the mold barrel 1 itself, and the mold barrel 1 is connected through the output shaft 4 and the outer flange 6, so that the equipment can directly fix the output shaft 4 during the processing, and the demolding pulling force can be smoothly transmitted to the outer surface of the mold during the demolding process, thereby reducing the risk of breakage of the mold barrel 1 and improving the practicality of the device.

[0030] The above is only a preferred embodiment of the present invention. It should be pointed out that for ordinary technicians in this technical field, several improvements and modifications can be made without departing from the technical principle of the present invention. These improvements and modifications should also be regarded as the protection scope of the present invention.

Claims

1. A mold output shaft capable of bearing demoulding pulling force; characterized in that: The mold comprises a mold barrel (1), two groups of output shafts (4), two groups of outer flanges (6) and two groups of inner flanges (7). The inner diameters of the outer flanges (6) and the inner flanges (7) are the same. The left and right parts of the outer side surface of the output shaft (4) are thinned. The outer flanges (6) and the inner flanges (7) can be mounted on the output shaft (4) after thinning. The outer diameter of the unthinned area of ​​the output shaft (4) is greater than the inner diameters of the outer flanges (6) and the inner flanges (7). The unthinned area on the output shaft (4) is located on one side of the output shaft (4) close to the side surface of the output shaft (4). The outer flanges (6) and the inner flanges (7) are respectively mounted on both sides of the unthinned area of ​​the output shaft (4). The inner flanges (7) are located on the side of the output shaft (4). The outer flanges (6) and the inner flanges (7) on the two groups of output shafts (4) are respectively inserted into the holes on both sides of the mold barrel (1). The outer flanges (6) are connected and fixed to the side surface of the mold barrel (1) by welding.

2. A mold output shaft capable of bearing demoulding tension as claimed in claim 1, characterized in that: It also includes arranging grooves on the outer side surfaces of the inner hole and the side of the outer flange (6).

3. A mold output shaft capable of bearing demoulding tension as claimed in claim 1, characterized in that: It also includes filling welding holes (2). The left and right sides of the side of the mold barrel (1) are evenly provided with a plurality of groups of filling welding holes (2). The positions of the filling welding holes (2) correspond to the positions of the inner flange (7) after the shaft (4) is inserted into the mold barrel (1). The inner flange (7) is filled and welded at the filling welding holes (2).

4. A mold output shaft capable of bearing demoulding pulling force as claimed in claim 1, characterized in that: The mold body (1) further comprises an annular limiting groove (3). A group of annular limiting grooves (3) are respectively processed on the left and right end surfaces of the mold body (1). The length of the unthinned area on the output shaft (4) is controlled so that the distance between the outer flange (6) and the inner flange (7) on the output shaft (4) is the same as the depth of the annular limiting groove (3). The inner diameter of the mold body (1) is larger than the diameter of the outer flange (6), and the outer flange (6) can enter the mold body (1) through the annular limiting groove (3).

5. A mold output shaft capable of bearing demoulding pulling force as claimed in claim 1, characterized in that: It also comprises a connecting hole (5), and the connecting hole (5) is opened on the side surface of the output shaft (4).

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