A demoulding device for processing the middle tube of a carbon fiber racket

Abstract

The utility model relates to the technical field of racket processing, and specifically to a demoulding device for processing a middle tube of a carbon fiber racket. The upper end of the bottom mold is provided with a plurality of positioning grooves, the positioning block is provided with a through hole, an insertion rod is provided on the outer side of the positioning groove, a baffle is fixedly arranged at the outer end of the insertion rod, a spring penetrated by the insertion rod is provided between the baffle and the bottom mold, and rotating shafts are provided on both sides of the bottom mold. The fixing sleeve is moved to separate from the limiting rod. At this time, the spring is reset, which can provide an elastic force to the baffle, so that the rotating shaft can drive the cam to rotate, and the inner end of the insertion rod can be drawn out at the through hole. At this time, a pulling force is provided to the top mold, so that the top mold can be disassembled on the bottom mold. This process does not require the operation of multiple bolts or parts, and can make the middle tube finished product very convenient when demoulding.

Description

Technical Field

[0001] The utility model relates to the technical field of racket processing, in particular to a demoulding device for processing a middle tube of a carbon fiber racket. Background Art

[0002] Carbon fiber racket tube is a badminton racket tube made of carbon fiber material. Carbon fiber has the characteristics of light weight, high strength, high temperature resistance, friction resistance, electrical conductivity, heat conduction and corrosion resistance. Carbon fiber racket tube has the characteristics of light weight, high strength, high temperature resistance, friction resistance, impact resistance, small vibration, good hitting feel, high rebound force and long use time.

[0003] The middle tube of a carbon fiber racket needs to be processed and shaped in a mold. When the existing racket middle tube mold is in use, the upper mold is mostly fixed to the upper end of the lower mold by bolts and other parts. When the finished middle tube is demolded, multiple bolts or parts need to be operated, which makes it very inconvenient to demold the finished middle tube, wastes manpower, and reduces the demolding efficiency of the finished middle tube. Utility Model Content

[0004] 1. Technical issues to be resolved

[0005] In view of the deficiencies in the prior art, the utility model provides a demoulding device for processing a middle tube of a carbon fiber racket.

[0006] (II) Technical solution

[0007] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a carbon fiber racket middle tube processing demolding device, comprising a top mold and a bottom mold, the bottom mold is provided with a mold groove, the upper end of the bottom mold is provided with a plurality of positioning grooves, the lower end of the top mold is provided with a plurality of positioning blocks inserted into the positioning groove, a through hole is provided on the positioning block, an insertion rod is provided on the outer side of the positioning groove, a baffle is fixedly provided at the outer end of the insertion rod, the inner end of the insertion rod can pass through the through hole, a spring penetrated by the insertion rod is provided between the baffle and the bottom mold, a rotating shaft is provided on both sides of the bottom mold, a positioning seat is rotatably provided at both ends of the rotating shaft, the positioning seat is fixed on the outer wall of the bottom mold, a plurality of cams located on one side of the insertion rod are fixed on the rotating shaft, the cam contacts the insertion rod, a pull plate is fixedly provided on the middle part of the rotating shaft, a limit block is provided on the upper end of the pull plate, and limit rods are provided at both ends of the limit block, a fixing sleeve is slidably provided on the top mold, and the fixing sleeve can be penetrated by the limit rod.

[0008] Furthermore, the present invention is improved in that the plurality of positioning grooves are respectively located at the four corners of the bottom mold.

[0009] Furthermore, the present invention is improved in that the plurality of positioning grooves are all rectangular structures.

[0010] In order to improve the smoothness of the fixed sleeve when moving, the utility model is improved in that sliding grooves are provided on both sides of the top mold, and a sliding block cooperating with the sliding grooves is provided on the fixed sleeve.

[0011] Furthermore, the improvement of the utility model is that the slide groove is a T-shaped structure.

[0012] Furthermore, the utility model has the following improvements: fixing blocks are symmetrically arranged on both sides of the top mold, and the fixing blocks are connected to the fixing sleeves via an arc-shaped elastic plate.

[0013] (III) Beneficial effects

[0014] Compared with the prior art, the utility model provides a carbon fiber racket middle tube processing demoulding device, which has the following beneficial effects:

[0015] The demoulding device for processing the middle tube of the carbon fiber racket moves the fixing sleeve to make the fixing sleeve separate from the limiting rod. At this time, the spring is reset to provide an elastic force to the baffle plate, so that the rotating shaft drives the cam to rotate and the inner end of the plug rod can be drawn out of the through hole. At this time, a pulling force is provided to the top mold, so that the top mold can be disassembled from the bottom mold. This process does not require the operation of multiple bolts or parts, so that the finished middle tube is very convenient to demould, which can save manpower. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 It is a three-dimensional structural schematic diagram of the utility model;

[0017] Figure 2 For this utility model Figure 1 The main view;

[0018] Figure 3 For this utility model Figure 1 Side view of

[0019] Figure 4 For this utility model Figure 1 A schematic diagram of the local enlarged structure at point A in the middle;

[0020] In the figure: 1. top mold; 2. bottom mold; 3. positioning groove; 4. positioning block; 5. insertion rod; 6. baffle; 7. spring; 8. rotating shaft; 9. positioning seat; 10. cam; 11. pull plate; 12. limit block; 13. limit rod; 14. fixing block; 15. arc elastic plate; 16. fixing sleeve. DETAILED DESCRIPTION

[0021] 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.

[0022] See also Figure 1-4 The utility model is a carbon fiber racket tube processing demoulding device, comprising a top mold 1 and a bottom mold 2, the bottom mold 2 is provided with a mold groove, the upper end of the bottom mold 2 is provided with a plurality of positioning grooves 3, the lower end of the top mold 1 is provided with a plurality of positioning blocks 4 inserted into the positioning grooves 3, the positioning blocks 4 are provided with through holes, the outer side of the positioning groove 3 is provided with an insertion rod 5, the outer end of the insertion rod 5 is fixedly provided with a baffle 6, the inner end of the insertion rod 5 can pass through the through hole, and a spring 7 penetrated by the insertion rod 5 is provided between the baffle 6 and the bottom mold 2. A rotating shaft 8 is provided on both sides of the bottom mold 2, and positioning seats 9 are rotatably provided at both ends of the rotating shaft 8, and the positioning seats 9 are fixed on the outer wall of the bottom mold 2. A plurality of cams 10 located on one side of the insertion rod 5 are fixedly provided on the rotating shaft 8, and the cams 10 contact the insertion rod 5. A pull plate 11 is fixedly provided in the middle part of the rotating shaft 8, and a limit block 12 is provided at the upper end of the pull plate 11, and limit rods 13 are provided at both ends of the limit block 12. A fixed sleeve 16 is slidably provided on the top mold 1, and the fixed sleeve 16 can be penetrated by the limit rod 13;

[0023] The carbon fiber raw material is placed in the mold groove on the bottom mold 2, the initial state of the spring 7 is normal, and then the top mold 1 is placed on the bottom mold 2. At this time, the positioning block 4 is inserted into the inside of the positioning groove 3, and the pull plate 11 is taken to rotate the rotating shaft 8. At this time, the cam 10 will push the insertion rod 5 to move, so that the baffle 6 can compress the spring 7, and further the inner end of the insertion rod 5 can be inserted into the through hole. At this time, the positioning block 4 will be fixed in the positioning groove 3. At this time, the limit block 12 contacts the outer wall of the top mold 1, and the fixed sleeve 16 is slid so that the fixed sleeve 16 is penetrated by the limit rod 13, so that the positions of the pull plate 11, the rotating shaft 8 and the cam 10 can be fixed, and the top mold 1 can be installed on the top mold 1 more firmly;

[0024] After the top mold 1 and the bottom mold 2 are connected, the top mold 1 and the bottom mold 2 are taken to the designated position for processing. When the middle tube workpiece in the mold groove is processed, the fixing sleeve 16 is moved to make the fixing sleeve 16 disengage from the limit rod 13. At this time, the spring 7 is reset, which can provide an elastic force to the baffle 6, so that the rotating shaft 8 can drive the cam 10 to rotate, and the inner end of the insertion rod 5 can be pulled out of the through hole. At this time, a pulling force is provided to the top mold 1, so that the top mold 1 can be disassembled from the bottom mold 2. This process does not require the operation of multiple bolts or parts, which can make the middle tube finished product very convenient when demolding, and can save manpower.

[0025] Furthermore, the plurality of positioning grooves 3 are respectively located at the four corners of the bottom mold 2 .

[0026] Furthermore, the plurality of positioning grooves 3 are all rectangular structures.

[0027] In this structure, slide grooves are provided on both sides of the top mold 1, and a slider that cooperates with the slide groove is provided on the fixed sleeve 16. The slide groove is a T-shaped structure. When the fixed sleeve 16 moves, the slider will move inside the slide groove, which can improve the smoothness of the fixed sleeve 16 when moving.

[0028] Furthermore, fixed blocks 14 are symmetrically arranged on both sides of the top mold 1, and the fixed blocks 14 are connected to the fixed sleeves 16 through an arc-shaped elastic plate 15. When the structure is in use, the position of the fixed blocks 14 is fixed. When the fixed sleeve 16 limits the limiting rod 13, the arc-shaped elastic plate 15 is in a normal state. Pulling the fixed sleeve 16 can stretch the arc-shaped elastic plate 15. After loosening the fixed sleeve 16, the rebound effect of the arc-shaped elastic plate 15 can facilitate the reset of the fixed sleeve 16.

[0029] In the description of this article, it should be noted that relational terms such as first and second, etc. are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any such actual relationship or order between these entities or operations. Moreover, the terms "include", "comprises" or any other variations thereof are intended to cover non-exclusive inclusion, so that a process, method, article or device including a series of elements includes not only those elements, but also other elements not explicitly listed, or also includes elements inherent to such process, method, article or device.

[0030] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A carbon fiber racket tube processing demoulding device, comprising a top mold (1) and a bottom mold (2), wherein the bottom mold (2) is provided with a mold groove, characterized in that: The upper end of the bottom mold (2) is provided with a plurality of positioning grooves (3), the lower end of the top mold (1) is provided with a plurality of positioning blocks (4) inserted into the positioning grooves (3), the positioning blocks (4) are provided with through holes, the outer side of the positioning groove (3) is provided with an insertion rod (5), the outer end of the insertion rod (5) is fixedly provided with a baffle (6), the inner end of the insertion rod (5) can pass through the through hole, a spring (7) passed through by the insertion rod (5) is provided between the baffle (6) and the bottom mold (2), and a rotating shaft (8) is provided on both sides of the bottom mold (2), and the two ends of the rotating shaft (8) are rotatable. A positioning seat (9) is provided, and the positioning seat (9) is fixed on the outer wall of the bottom mold (2). A plurality of cams (10) located on one side of the insertion rod (5) are fixedly provided on the rotating shaft (8), and the cams (10) contact the insertion rod (5). A pull plate (11) is fixedly provided in the middle part of the rotating shaft (8), and a limit block (12) is provided at the upper end of the pull plate (11). Limit rods (13) are provided at both ends of the limit block (12). A fixing sleeve (16) is slidably provided on the top mold (1), and the fixing sleeve (16) can be penetrated by the limit rod (13).

2. A carbon fiber racket middle tube processing and demoulding device according to claim 1, characterized in that: The plurality of positioning grooves (3) are respectively located at the four corners of the bottom mold (2).

3. A carbon fiber racket middle tube processing and demoulding device according to claim 2, characterized in that: The plurality of positioning grooves (3) are all rectangular structures.

4. A carbon fiber racket middle tube processing and demoulding device according to claim 3, characterized in that: Slide grooves are provided on both sides of the top mold (1), and sliding blocks cooperating with the slide grooves are provided on the fixed sleeve (16).

5. A carbon fiber racket middle tube processing and demoulding device according to claim 4, characterized in that: The slide groove is a T-shaped structure.

6. A carbon fiber racket middle tube processing and demoulding device according to claim 5, characterized in that: Fixed blocks (14) are symmetrically arranged on both sides of the top mold (1), and the fixed blocks (14) and the fixed sleeves (16) are connected via arc-shaped elastic plates (15).

Images