Spinning machine spindle base machining forming mold and method

Abstract

The invention discloses a thread spinner spindle base machining forming die and method.The forming die comprises a first stamping die, a second stamping die and a third stamping die, and the first stamping die shrinks a steel pipe to reach the finish machining yield precision; the second stamping die preforms the steel pipe; and the third stamping die is used for stamping a finished steel pipe into a step shape. The forming method comprises the following steps: S1, selecting a steel pipe with proper diameter and wall thickness, and cutting the steel pipe to a size required for forming a spinning machine spindle seat; s2, the steel pipe is put into a first stamping die to be subjected to stamping forming, and the steel pipe is shrunk to reach the finish machining mass production precision; s3, the steel pipe is subjected to high-frequency heating, and the steel pipe is softened; s4, the heated steel pipe is put into a second stamping die to be stamped and preformed, and a conical transition section is formed on the upper portion of the steel pipe; and S5, the preformed steel pipe is put into a third stamping die to be stamped, and a step-shaped textile machine spindle seat finished product is obtained. Waste of raw materials is reduced, and machining and manufacturing difficulty is lowered.

Description

Technical Field

[0001] The invention relates to the technical field of spinning machine spindle processing, and in particular to a spinning machine spindle processing and forming die and method. Background Art

[0002] The spindle is the main part of the spinning machine. Its general function is to twist the fiber into yarn and wind the yarn on the bobbin. In the prior art, the spindle products of textile machine accessories are usually turned from round steel tubes. Since the spindle usually has multiple step structures, the tool position and feed amount need to be adjusted many times during the turning process. The operation of workers is difficult and the processing process is time-consuming and labor-intensive. Not only is the production efficiency low, but it also leads to high production costs. Therefore, it is necessary to innovate the processing method of the spindle and use the stamping molding process for efficient production to solve the drawbacks of high processing cost and low production efficiency of spindle products in the prior art. Summary of the invention

[0003] The problem to be solved by the present invention is to provide a spinning machine spindle processing and forming mold and method, which adopts a stamping forming processing method to reduce the waste of raw materials, reduce the difficulty of processing and manufacturing, improve production efficiency, and effectively reduce processing costs; at the same time, by adopting a second stamping mold for pre-forming, effective demolding can be achieved to reduce the scrap rate and thus increase production capacity.

[0004] The technical solution provided by the present invention to solve the above problems is: a spinning machine spindle processing and forming mold, comprising:

[0005] A first stamping die, the first stamping die is used to reduce the steel pipe to achieve the precision of finishing output;

[0006] A second stamping die, wherein the second stamping die is used to preform the steel pipe;

[0007] The third stamping die is used to stamp the steel pipe into a step-shaped finished product.

[0008] Preferably, the first stamping die includes a first upper die, a first bottom die and a second bottom die, the first upper die includes a base section 1 and a guide section 1, a step section is provided at the connection between the base section 1 and the guide section 1, the diameter of the step section is larger than the diameter of the base section 1, a guide hole is provided on the first bottom die, a forming hole 1 is provided on the second bottom die, and a conical hole 1 is provided at the upper end of the forming hole 1.

[0009] Preferably, the second stamping die includes a second upper die and a third bottom die, the second upper die includes a base segment 2, a base segment 3, an arc-shaped transition segment and a guide segment 2 which are sequentially connected, the diameters of the base segment 2, the base segment 3 and the guide segment 2 decrease sequentially, the third bottom die is provided with a forming hole 2 and a matching hole 1 connected to the forming hole 2, and a conical hole 2 is provided at the bottom of the forming hole 2.

[0010] Preferably, the third stamping die includes a third upper die and a fourth bottom die, the third upper die includes a basic segment four, a basic segment five and a basic segment six which are sequentially connected, the diameters of the basic segment four, the basic segment five and the basic segment six decrease sequentially, and the fourth bottom die is provided with a forming hole three and a matching hole two connected to the forming hole three.

[0011] The present invention also discloses a method for processing and forming a spinning machine spindle seat, and the forming method comprises the following steps:

[0012] S1. Select steel pipes with suitable diameter and wall thickness, and cut them into the required size for spinning machine spindle forming;

[0013] S2, placing the steel pipe into the first stamping die for stamping and forming, so that the steel pipe is reduced to achieve the precision of fine processing and mass production;

[0014] S3, high frequency heating is performed on the steel pipe to soften the steel pipe;

[0015] S4, placing the heated steel pipe into the second stamping die for stamping preforming, so that a tapered transition section is formed on the upper part of the steel pipe;

[0016] S5. The preformed steel pipe is placed in a third stamping die and stamped to obtain a stepped spinning machine spindle seat product.

[0017] Preferably, the diameter of the end of the steel pipe in S2 becomes smaller during the pressing process.

[0018] Preferably, the steel pipe in S4 cooperates with the tapered hole 2 during the stamping process to form a tapered transition section.

[0019] Preferably, the finished spinning machine spindle seat is a three-stage stepped type.

[0020] Compared with the prior art, the advantages of the present invention are: the present invention adopts stamping processing to reduce the waste of raw materials, reduce the difficulty of processing and manufacturing, improve production efficiency, and effectively reduce processing costs; at the same time, by using a second stamping die for pre-forming, effective demolding can be achieved to reduce the scrap rate and thus increase production capacity. BRIEF DESCRIPTION OF THE DRAWINGS

[0021] The drawings described herein are used to provide further understanding of the present invention and constitute a part of the present invention. The exemplary embodiments of the present invention and their descriptions are used to explain the present invention and do not constitute improper limitations on the present invention.

[0022] Figure 1 is a schematic diagram of a first stamping die of the present invention;

[0023] Figure 2 is a schematic diagram of a second stamping die of the present invention;

[0024] Figure 3 is a schematic diagram of a third stamping die of the present invention;

[0025] Figure 4 It is a flowchart of the molding method of the present invention.

[0026] The attached drawings are marked with: 1. foundation section one, 2. step section, 3. guide section one, 4. steel pipe, 5. first bottom mold, 6. guide hole, 7. second bottom mold, 8. tapered hole one, 9. foundation section two, 10. foundation section three, 11. arc-shaped transition section, 12. guide section two, 13. tapered transition section, 14. third bottom mold, 15. forming hole two, 16. tapered hole two, 17. matching hole one, 18. foundation section four, 19. foundation section five, 20. foundation section six, 21. fourth bottom mold, 22. forming hole three, 23. matching hole two. DETAILED DESCRIPTION

[0027] The following will describe the implementation methods of the present invention in detail with reference to the accompanying drawings and embodiments, so that the implementation process of how the present invention applies technical means to solve technical problems and achieve technical effects can be fully understood and implemented accordingly.

[0028] In the description of the present invention, it should be noted that directional words, such as the terms "center", "lateral", "longitudinal", "length", "width", "thickness", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inside", "outside", "clockwise", "counterclockwise", etc., indicating directions and positional relationships are based on the directions or positional relationships shown in the accompanying drawings, which are only for the convenience of narrating the present invention and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and cannot be understood as limiting the specific scope of protection of the present invention.

[0029] In addition, the terms "first" and "second" are used for descriptive purposes only and cannot be understood as indicating or implying relative importance or implicitly indicating the number of technical features. Therefore, the definition of "first" and "second" features can explicitly or implicitly include one or more of the features. In the description of the present invention, the meaning of "several" is two or more, unless otherwise clearly and specifically defined.

[0030] In the present invention, unless otherwise specified and limited, the terms "assemble", "connect", and "connection" should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can also be a mechanical connection; it can be directly connected, or it can be connected through an intermediate medium, or the two elements can be internally connected. For those of ordinary skill in the art, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0031] It should be understood that when used in this specification and the appended claims, the terms "include" and "comprises" indicate the presence of described features, integers, steps, operations, elements and / or components, but do not exclude the presence or addition of one or more other features, integers, steps, operations, elements, components and / or combinations thereof.

[0032] It should also be understood that the terms used in this description of the embodiments of the present invention are only for the purpose of describing specific embodiments and are not intended to limit the embodiments of the present invention. As used in the description of the embodiments of the present invention and the appended claims, unless the context clearly indicates otherwise, the singular forms of "a", "an" and "the" are intended to include plural forms.

[0033] Example 1

[0034] like Figure 1-3 As shown, this embodiment discloses a spinning machine spindle processing and forming mold, comprising:

[0035] A first stamping die, the first stamping die is used to reduce the steel tube 4 to achieve the precision of fine processing output;

[0036] A second stamping die, wherein the second stamping die is used to preform the steel pipe 4;

[0037] The third stamping die is used to stamp the steel pipe 4 into a step-shaped finished product.

[0038] In this embodiment, specifically, the first stamping die includes a first upper die, a first bottom die 5 and a second bottom die 7, the first upper die includes a base section 1 and a guide section 3, a step section 2 is provided at the connection between the base section 1 and the guide section 3, the diameter of the step section 2 is larger than the diameter of the base section 1, the first bottom die 5 is provided with a guide hole 6, the second bottom die 7 is provided with a forming hole 1, and the upper end of the forming hole 1 is provided with a tapered hole 8.

[0039] In this embodiment, further, the second stamping die includes a second upper die and a third bottom die 14, the second upper die includes a base segment 2 9, a base segment 3 10, an arc-shaped transition segment 11 and a guide segment 2 12 which are sequentially connected, the diameters of the base segment 2 9, the base segment 3 10 and the guide segment 2 12 decrease sequentially, the third bottom die 14 is provided with a forming hole 2 15 and a matching hole 17 connected to the forming hole 2 15, and a conical hole 2 16 is provided at the bottom of the forming hole 2 15.

[0040] In this embodiment, further, the third stamping die includes a third upper die and a fourth bottom die 21, the third upper die includes a basic segment four 18, a basic segment five 19 and a basic segment six 20 which are sequentially connected, the diameters of the basic segment four 18, the basic segment five 19 and the basic segment six 20 decrease sequentially, and the fourth bottom die 21 is provided with a forming hole three 22 and a matching hole two 23 connected to the forming hole three 22.

[0041] Example 2

[0042] like Figure 4 As shown, this embodiment discloses a method for processing and forming a spinning machine spindle seat, and the forming method comprises the following steps:

[0043] S1, select a steel tube 4 with a suitable diameter and wall thickness, and cut the steel tube 4 to the required size for forming the spinning machine spindle seat;

[0044] S2, put the steel tube 4 into the first stamping die for stamping and forming, so that the steel tube 4 is reduced to achieve the precision of fine processing and mass production (such as Figure 1 shown);

[0045] S3, high frequency heating is performed on the steel tube 4 to soften the steel tube 4 so as to form it more effectively;

[0046] S4, the heated steel tube 4 is placed in the second stamping die for stamping preforming, so that a conical transition section 13 is formed on the upper part of the steel tube 4. The purpose of forming the conical transition section is to more effectively demould and reduce the scrap rate (such as Figure 2 shown);

[0047] S5, the preformed steel tube 4 is placed in the third stamping die to stamp out a stepped spinning machine spindle seat product (such as Figure 3 As shown), wherein the finished spinning machine spindle seat is a three-stage stepped type.

[0048] Among them, the diameter of the end of the steel pipe 4 in S2 becomes smaller during the pressing process.

[0049] Specifically, the steel pipe 4 in S4 cooperates with the tapered hole 16 during the stamping process to form a tapered transition section 13.

[0050] The above description is only for the best embodiment of the present invention, but it should not be understood as limiting the claims. The present invention is not limited to the above embodiments, and its specific structure is allowed to be changed. All changes made within the scope of protection of the independent claims of the present invention are within the scope of protection of the present invention.

Claims

1. A spinning machine spindle processing and forming mold, Features: include, A first stamping die, the first stamping die is used to reduce the steel pipe to achieve the precision of finishing output; A second stamping die, wherein the second stamping die is used to preform the steel pipe; The third stamping die is used to stamp the steel pipe into a step-shaped finished product.

2. A spinning machine spindle processing and forming mold according to claim 1, Features: The first stamping die includes a first upper die, a first bottom die and a second bottom die. The first upper die includes a base section 1 and a guide section 1. A step section is provided at the connection between the base section 1 and the guide section 1. The diameter of the step section is larger than the diameter of the base section 1. A guide hole is provided on the first bottom die. A forming hole 1 is provided on the second bottom die. A conical hole 1 is provided at the upper end of the forming hole 1.

3. A spinning machine spindle processing and forming mold according to claim 1, Features: The second stamping die includes a second upper die and a third bottom die. The second upper die includes a base segment 2, a base segment 3, an arc-shaped transition segment and a guide segment 2 which are sequentially connected. The diameters of the base segment 2, the base segment 3 and the guide segment 2 decrease sequentially. The third bottom die is provided with a forming hole 2 and a matching hole 1 connected to the forming hole 2. A conical hole 2 is provided at the bottom of the forming hole 2.

4. A spinning machine spindle processing and forming mold according to claim 1, Features: The third stamping die includes a third upper die and a fourth bottom die. The third upper die includes a basic segment four, a basic segment five and a basic segment six which are sequentially connected. The diameters of the basic segment four, the basic segment five and the basic segment six decrease sequentially. The fourth bottom die is provided with a forming hole three and a matching hole two which is connected to the forming hole three.

5. A method for processing and forming a spinning machine spindle seat, Features: The molding method comprises the following steps: S1. Select steel pipes with suitable diameter and wall thickness, and cut them into the required size for spinning machine spindle forming; S2, placing the steel pipe into the first stamping die for stamping and forming, so that the steel pipe is reduced to achieve the precision of fine processing and mass production; S3, high frequency heating is performed on the steel pipe to soften the steel pipe; S4, placing the heated steel pipe into the second stamping die for stamping preforming, so that a tapered transition section is formed on the upper part of the steel pipe; S5. The preformed steel pipe is placed in a third stamping die and stamped to obtain a stepped spinning machine spindle seat product.

6. A method for processing and forming a spinning machine spindle according to claim 5, Features: The diameter of the end of the steel pipe in S2 becomes smaller during the pressing process.

7. A method for processing and forming a spinning machine spindle according to claim 5, Features: The steel pipe in S4 cooperates with the tapered hole 2 during the stamping process to form a tapered transition section.

8. A spinning machine spindle processing and forming mold according to claim 1, Features: The finished spinning machine spindle seat is a three-stage stepped type.

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