Jig for shaping machining of computer rotating shaft
By designing a fixture that includes a fixed base and multiple components, the problem that existing fixtures cannot be positioned in a contour is solved, and stable clamping and efficient shaping of the computer shaft are achieved.
Patent Information
- Application Number
- CN202422537516.1
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-10-21
- Publication Date
- 2025-08-19
- Estimated Expiration
- 2034-10-21
AI Technical Summary
During the clamping of the computer shaft, existing fixtures cannot be contoured according to the shape of the shaft, resulting in insufficient fit during pressurization and poor plasticization effect.
A fixture including a fixed base, a shaped lower press block, a central positioning column, a limit square sleeve, a shaped upper press block and a transmission bar are designed. The stable clamping and shaping support of the rotating shaft is achieved through the adjustment knob and a tapered limit block, and the fully fit and pressurized shaping is performed according to the shape of the rotating shaft.
Improve the plastic shaping effect, ensure that the shaft can be fully fit during the plastic shaping process, and improve the accuracy and efficiency of plastic shaping.
Smart Images
Figure CN223234777U_ABST
Abstract
Description
Technical Field
[0001] The utility model relates to the technical field of jigs, in particular to a jig for shaping a computer shaft. Background Art
[0002] Computer hinges are important components that connect product parts. They bear both bending moments and torques during rotation. There are many types of computer hinges and they are widely used. The types of computer hinges include but are not limited to notebook hinges, slotted hinges, damping hinges, etc. They are each used in different computer products or equipment. When producing and processing computer hinges, injection, degreasing, sintering, solid solution, shaping, aging and magnetic grinding are usually required. After solid solution of the computer hinge, the shaping operation is performed using a fixture.
[0003] The existing fixture cannot perform contour positioning according to the shape of the computer shaft during the clamping process of the computer shaft, and cannot fully fit the shaft during pressurized shaping, resulting in poor shaping effect; therefore, it does not meet the existing needs. We have proposed a jig for shaping processing of computer shafts. Utility Model Content
[0004] The purpose of the present utility model is to provide a jig for shaping a computer shaft, so as to solve the problem proposed in the above background technology that the existing clamp cannot perform contour positioning according to the shape of the computer shaft during the clamping process of the computer shaft, and cannot fully fit the shaft during pressurized shaping, thereby resulting in poor shaping effect.
[0005] To achieve the above-mentioned object, the present invention provides the following technical solution: a jig for shaping a computer shaft, comprising a fixed base, a shaping lower pressing block mounted on the inner side of the fixed base, a center positioning column mounted on the inner side of the middle portion of the shaping lower pressing block, a limiting square sleeve provided between the shaping lower pressing block and the center positioning column, and a shaping upper pressing block mounted directly above the shaping lower pressing block;
[0006] The fixed base and one side of the shaping upper pressure block are both fixedly installed with a mounting frame, the inner side of the mounting frame is slidably connected with a transmission bar, both ends of the transmission bar are provided with guide columns, and the middle part of the transmission bar is installed with an adjustment knob, four first conical limit blocks are fixedly installed on the inner side of one of the transmission bars, a first shaping strip is installed on one side of the first conical limit block, four second conical limit blocks are fixedly installed on the inner side of another transmission bar, and a second shaping strip is installed on one side of the second conical limit block.
[0007] Preferably, the upper end face of the shaping lower pressure block is installed with a first rotating shaft hinge, the side of the first rotating shaft hinge is installed with a second rotating shaft hinge, a rotating shaft is provided between the first rotating shaft hinge and the second rotating shaft hinge, and the first rotating shaft hinge, the second rotating shaft hinge and the rotating shaft constitute a computer rotating shaft assembly.
[0008] Preferably, the fixed base is fixedly connected to the shaping lower pressure block, the shaping lower pressure block is fixedly connected to the center positioning column through a limiting square sleeve, the upper end of the center positioning column passes through the limiting square sleeve and the first rotating shaft hinge and is inserted into the inner side of the bottom end of the shaping upper pressure block, and the shaping lower pressure block is connected to the shaping upper pressure block through the first rotating shaft hinge.
[0009] Preferably, one end of the four second conical limit blocks passes through one side of the shaping upper pressure block and is inserted into the inner side of the middle part of the second shaping strip, and one end of the four first conical limit blocks passes through one side of the fixed base and is inserted into the inner side of the middle part of the first shaping strip. One side of the first shaping strip and the second shaping strip is provided with a contact inclined surface, and one end of the first conical limit block and the second conical limit block are both installed in fit with the contact inclined surface.
[0010] Preferably, one end of the adjusting knob passes through the middle of the mounting frame and is threadedly connected to the transmission bar, the adjusting knob is rotatably connected to the mounting frame, one end of the guide column passes through the mounting frame and is fixedly connected to the transmission bar, and the guide column is slidably connected to the mounting frame.
[0011] Compared with the prior art, the beneficial effects of the present invention are:
[0012] 1. The utility model comprises a second rotating shaft hinge piece installed on the side of the first rotating shaft hinge piece, and a rotating shaft is provided between the first rotating shaft hinge piece and the second rotating shaft hinge piece, the first rotating shaft hinge piece, the second rotating shaft hinge piece and the rotating shaft form a computer rotating shaft assembly, the computer rotating shaft assembly can be stably clamped by the shaping lower pressing block and the shaping upper pressing block, and at the same time, the four first shaping bars and the second shaping bars can be used to shape and support the connection part of the first rotating shaft hinge piece and the second rotating shaft hinge piece, and by pressing the shaping upper pressing block downward, the shaping upper pressing block drives the second shaping bar to move downward synchronously through the second conical limit block and realizes the downward pressing and shaping operation of the computer rotating shaft assembly, and fully fits and pressurizes according to the shape of the computer rotating shaft, thereby effectively improving the shaping effect;
[0013] 2. The utility model provides contact inclined surfaces on one side of the first shaping strip and the second shaping strip, and one end of the first conical limit block and the second conical limit block are both installed in contact with the contact inclined surfaces, so that the adjustment knob drives the first conical limit block and the second conical limit block to slide horizontally through the transmission bar, and then the first conical limit block and the second conical limit block can push the first shaping strip and the second shaping strip obliquely, and then can adjust the relative positions of the fixed base and the first shaping strip and the shaping upper pressure block and the second shaping strip, so that the first shaping strip and the second shaping strip can control the shaping effect of the computer shaft assembly by the first shaping strip and the second shaping strip. BRIEF DESCRIPTION OF THE DRAWINGS
[0014] Figure 1 It is a schematic diagram of the overall structure of the utility model;
[0015] Figure 2 It is a rear side view of the entire utility model;
[0016] Figure 3 It is a schematic cross-sectional structure diagram of the entire utility model;
[0017] Figure 4 This is a schematic structural diagram of the second shaping strip of the present utility model;
[0018] Figure 5 This is a schematic structural diagram of the second conical limiting block of the utility model.
[0019] In the figure: 1. Fixed base; 2. Shaping upper pressure block; 3. Shaping lower pressure block; 4. First shaping strip; 5. Second shaping strip; 6. Mounting frame; 7. Transmission strip; 8. Guide column; 9. Adjustment knob; 10. First rotating shaft hinge; 11. Center positioning column; 12. First conical limit block; 13. Limiting square sleeve; 14. Second rotating shaft hinge; 15. Second conical limit block. DETAILED DESCRIPTION
[0020] The technical solutions in the embodiments of the present invention will be described clearly and completely below in conjunction with the drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, rather than all the embodiments.
[0021] See also Figures 1 to 5The utility model provides an embodiment of a jig for shaping a computer shaft, comprising a fixed base 1, a shaping lower pressing block 3 is installed on the inner side of the fixed base 1, a first shaft hinge piece 10 is installed on the upper end surface of the shaping lower pressing block 3, a second shaft hinge piece 14 is installed on the side of the first shaft hinge piece 10, a shaft is provided between the first shaft hinge piece 10 and the second shaft hinge piece 14, the first shaft hinge piece 10, the second shaft hinge piece 14 and the shaft form a computer shaft assembly, a center positioning column 11 is installed on the inner side of the middle part of the shaping lower pressing block 3, a limiting square sleeve 13 is provided between the shaping lower pressing block 3 and the center positioning column 11, while the shaping lower pressing block 3 supports the computer shaft assembly, the center positioning column 11 can position the middle part of the first shaft hinge piece 10 through the limiting square sleeve 13, thereby facilitating the stability of the computer shaft assembly;
[0022] A shaping upper pressing block 2 is installed directly above the shaping lower pressing block 3, the fixed base 1 is fixedly connected to the shaping lower pressing block 3, the shaping lower pressing block 3 is fixedly connected to the center positioning column 11 through a limiting square sleeve 13, the upper end of the center positioning column 11 passes through the limiting square sleeve 13 and the first rotating shaft hinge 10 and is inserted into the inner side of the bottom end of the shaping upper pressing block 2, the shaping lower pressing block 3 is connected to the shaping upper pressing block 2 through the first rotating shaft hinge 10, and by pressing the shaping upper pressing block 2 downward, the shaping upper pressing block 2 drives the second shaping strip 5 to move downward synchronously through the second conical limiting block 15 and realizes the downward shaping operation of the computer rotating shaft assembly.
[0023] See also Figures 2 to 5 , a mounting bracket 6 is fixedly installed on one side of the fixed base 1 and the shaping upper pressing block 2, and a transmission bar 7 is slidably connected to the inner side of the mounting bracket 6. Guide columns 8 are provided at both ends of the transmission bar 7. An adjusting knob 9 is installed in the middle of the transmission bar 7. One end of the adjusting knob 9 passes through the middle of the mounting bracket 6 and is connected to the transmission bar 7 by a thread. The adjusting knob 9 is rotatably connected to the mounting bracket 6, and one end of the guide column 8 passes through the mounting bracket 6 and is fixedly connected to the transmission bar 7. The guide column 8 is slidably connected to the mounting bracket 6, so that the adjusting knob 9 drives the first conical limit block 12 and the second conical limit block 15 to slide horizontally through the transmission bar 7;
[0024] Four first conical limit blocks 12 are fixedly installed on the inner side of one of the transmission bars 7, and the first shaping bar 4 is installed on one side of the first conical limit block 12, and four second conical limit blocks 15 are fixedly installed on the inner side of the other transmission bar 7, and the second shaping bar 5 is installed on one side of the second conical limit block 15. One end of the four second conical limit blocks 15 passes through one side of the shaping upper pressing block 2 and is inserted into the inner side of the middle part of the second shaping bar 5, and one end of the four first conical limit blocks 12 passes through one side of the fixed base 1 and is inserted into the inner side of the middle part of the first shaping bar 4, and one side of the first shaping bar 4 and the second shaping bar 5 is provided with a contact inclined surface, and one end of the first conical limit block 12 and the second conical limit block 15 is fitted with the contact inclined surface, pushing the first shaping bar 4 and the second shaping bar 5 obliquely, so that the relative positions of the fixed base 1 and the first shaping bar 4 and the shaping upper pressing block 2 and the second shaping bar 5 can be adjusted.
[0025] During use, when the computer shaft is being shaped, a second shaft hinge piece 14 is installed on the side of the first shaft hinge piece 10, and a shaft is provided between the first shaft hinge piece 10 and the second shaft hinge piece 14. The first shaft hinge piece 10, the second shaft hinge piece 14 and the shaft constitute a computer shaft assembly, which is then placed on the upper end surface of the shaping lower pressing block 3 after injection, degreasing and sintering. A center positioning column 11 is fixedly connected to the inner side of the shaping lower pressing block 3 through a limiting square sleeve 13, so that when the shaping lower pressing block 3 supports the computer shaft assembly, the center positioning column 11 can position the middle part of the first shaft hinge piece 10 through the limiting square sleeve 13, thereby facilitating the stability of the computer shaft assembly.
[0026] The upper end surface of the first rotating shaft hinge piece 10 is placed so that the computer rotating shaft assembly can be stably clamped by the shaping lower pressing block 3 and the shaping upper pressing block 2. At the same time, the four first shaping bars 4 and the second shaping bars 5 can shape and support the connection part between the first rotating shaft hinge piece 10 and the second rotating shaft hinge piece 14. When the computer rotating shaft assembly is shaped, the shaping upper pressing block 2 is pressed downward so that the shaping upper pressing block 2 drives the second shaping bar 5 to move downward synchronously through the second conical limit block 15 and realizes the downward pressing shaping operation of the computer rotating shaft assembly.
[0027] A contact bevel is provided on one side of the first shaping strip 4 and the second shaping strip 5, and one end of the first conical limit block 12 and the second conical limit block 15 are both fitted with the contact bevel, and then the adjusting knob 9 is rotated so that the adjusting knob 9 drives the first conical limit block 12 and the second conical limit block 15 to slide horizontally through the transmission bar 7, and then the first conical limit block 12 and the second conical limit block 15 can push the first shaping strip 4 and the second shaping strip 5 obliquely, and then the relative positions of the fixed base 1 and the first shaping strip 4 and the shaping upper pressure block 2 and the second shaping strip 5 can be adjusted, so that the first shaping strip 4 and the second shaping strip 5 can control the shaping effect of the computer shaft assembly.
[0028] It will be apparent to those skilled in the art that the present invention is not limited to the details of the exemplary embodiments described above and that the present invention can be implemented in other specific forms without departing from the spirit or essential characteristics of the present invention. Therefore, the embodiments should be considered in all respects as illustrative and non-restrictive, and the scope of the present invention is defined by the appended claims, not the foregoing description, and all variations within the meaning and range of equivalents of the claims are intended to be encompassed within the present invention. Any reference sign in a claim should not be construed as limiting the claim to which it relates.
Claims
1. A jig for shaping a computer shaft, comprising a fixed base (1), characterized in that: A shaping lower pressing block (3) is installed on the inner side of the fixed base (1), a center positioning column (11) is installed on the inner side of the middle of the shaping lower pressing block (3), a limiting square sleeve (13) is provided between the shaping lower pressing block (3) and the center positioning column (11), and a shaping upper pressing block (2) is installed directly above the shaping lower pressing block (3); The fixed base (1) and one side of the shaping upper pressing block (2) are both fixedly mounted with a mounting frame (6), the inner side of the mounting frame (6) is slidably connected with a transmission bar (7), both ends of the transmission bar (7) are provided with guide columns (8), and the middle part of the transmission bar (7) is installed with an adjustment knob (9), the inner side of one of the transmission bars (7) is fixedly mounted with four first conical limit blocks (12), one side of the first conical limit block (12) is installed with a first shaping bar (4), and the inner side of the other transmission bar (7) is fixedly mounted with four second conical limit blocks (15), and one side of the second conical limit block (15) is installed with a second shaping bar (5).
2. The jig for shaping a computer shaft according to claim 1, characterized in that: A first rotating shaft hinge piece (10) is installed on the upper end surface of the shaping lower pressing block (3), a second rotating shaft hinge piece (14) is installed on the side of the first rotating shaft hinge piece (10), a rotating shaft is provided between the first rotating shaft hinge piece (10) and the second rotating shaft hinge piece (14), and the first rotating shaft hinge piece (10), the second rotating shaft hinge piece (14) and the rotating shaft constitute a computer rotating shaft assembly.
3. The jig for shaping a computer shaft according to claim 2, characterized in that: The fixed base (1) is fixedly connected to the shaping lower pressing block (3), and the shaping lower pressing block (3) is fixedly connected to the center positioning column (11) through a limiting square sleeve (13). The upper end of the center positioning column (11) passes through the limiting square sleeve (13) and the first rotating shaft hinge (10) and is inserted into the inner side of the bottom end of the shaping upper pressing block (2). The shaping lower pressing block (3) is connected to the shaping upper pressing block (2) through the first rotating shaft hinge (10).
4. The jig for shaping a computer shaft according to claim 3, characterized in that: One end of each of the four second conical stoppers (15) passes through one side of the shaping upper pressing block (2) and is plugged into the inner side of the middle portion of the second shaping strip (5); one end of each of the four first conical stoppers (12) passes through one side of the fixed base (1) and is plugged into the inner side of the middle portion of the first shaping strip (4); one side of each of the first shaping strip (4) and the second shaping strip (5) is provided with a contact inclined surface; one end of each of the first conical stoppers (12) and the second conical stoppers (15) is fitted with the contact inclined surface.
5. The jig for shaping a computer shaft according to claim 4, characterized in that: One end of the adjusting knob (9) passes through the middle of the mounting frame (6) and is connected to the transmission bar (7) by a thread, and the adjusting knob (9) is rotatably connected to the mounting frame (6), and one end of the guide column (8) passes through the mounting frame (6) and is fixedly connected to the transmission bar (7), and the guide column (8) is slidably connected to the mounting frame (6).