CN209923381U - Tempering system of stainless steel section bar for mobile phone frame - Google Patents
Tempering system of stainless steel section bar for mobile phone frame Download PDFInfo
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- CN209923381U CN209923381U CN201920193105.1U CN201920193105U CN209923381U CN 209923381 U CN209923381 U CN 209923381U CN 201920193105 U CN201920193105 U CN 201920193105U CN 209923381 U CN209923381 U CN 209923381U
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- straightening
- seat
- tempering
- unreeling
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- 238000005496 tempering Methods 0.000 title claims abstract description 55
- 229910001220 stainless steel Inorganic materials 0.000 title claims abstract description 50
- 239000010935 stainless steel Substances 0.000 title claims abstract description 50
- 238000001816 cooling Methods 0.000 claims abstract description 50
- 230000007246 mechanism Effects 0.000 claims abstract description 43
- 238000005303 weighing Methods 0.000 claims abstract description 12
- 210000003437 trachea Anatomy 0.000 claims abstract description 8
- 230000005611 electricity Effects 0.000 claims abstract description 6
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 78
- 238000005520 cutting process Methods 0.000 claims description 18
- 230000001105 regulatory effect Effects 0.000 claims description 10
- 238000010438 heat treatment Methods 0.000 description 5
- 238000000034 method Methods 0.000 description 5
- 230000008569 process Effects 0.000 description 5
- 238000001514 detection method Methods 0.000 description 4
- 239000000463 material Substances 0.000 description 4
- 230000009471 action Effects 0.000 description 2
- 238000005034 decoration Methods 0.000 description 2
- 230000007547 defect Effects 0.000 description 2
- 238000005265 energy consumption Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 239000002918 waste heat Substances 0.000 description 2
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 238000005485 electric heating Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
- 238000010791 quenching Methods 0.000 description 1
- 230000000171 quenching effect Effects 0.000 description 1
- 229910052710 silicon Inorganic materials 0.000 description 1
- 239000010703 silicon Substances 0.000 description 1
- HBMJWWWQQXIZIP-UHFFFAOYSA-N silicon carbide Chemical compound [Si+]#[C-] HBMJWWWQQXIZIP-UHFFFAOYSA-N 0.000 description 1
- 229910010271 silicon carbide Inorganic materials 0.000 description 1
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Abstract
The utility model discloses a tempering system of stainless steel section for mobile phone frame, including constant tension unwinding mechanism, guide mechanism, tempering cooling mechanism and the straightening shutdown mechanism that set gradually, constant tension unwinding mechanism includes guide rail seat and the seat of unreeling that slides and set up on the guide rail seat, unreels and winds on the seat and establishes the stainless steel band for mobile phone frame, and the stainless steel band unreels from unreeling the seat and passes through guide mechanism, tempering cooling mechanism and straightening shutdown mechanism in proper order; unreel the seat and link to each other with unreeling the motor, unreel the motor and link to each other with the converter, the converter is connected with the position sensor electricity, position sensor sets up in the one side of unreeling the seat, unreels the seat and links to each other with the piston rod of cylinder is fixed through first connection rope, and the cylinder body surface of its no pole chamber department of cylinder is fixed on the wall through the second connection rope, sets up weighing sensor on the second connection rope, and it has the pole chamber to lead to on the cylinder to have the compressed air trachea, sets up the air-vent valve on the compressed air trachea. The utility model can keep the tension of the tempering section constant.
Description
Technical Field
The utility model relates to a tempering system of stainless steel section bar for cell-phone frame.
Background
Along with the development of communication technology, the popularization of smart phones is more and more extensive, the demand of smart phones is also greatly improved, generally, a mobile phone is generally composed of a screen, a main board, a mobile phone middle plate, a rear cover, a battery and an outer frame, the screen, the main board and the battery are generally installed on two sides of the mobile phone middle plate, the outer frame wraps the screen rear cover middle plate and the main board and protects the screen rear cover middle plate and the main board inside, and therefore the material and structure selection of the outer frame is a problem which needs to be solved currently; with the diversification of the functions of the mobile phone, the number of built-in devices of the mobile phone is increased, the mobile phone inevitably falls off carelessly in the use process of the mobile phone, and a common plastic frame inevitably generates certain damage to influence the use of the mobile phone. At present, the material of the mobile phone outer frame is generally aluminum or stainless steel, in order to ensure the strength of the outer frame to ensure the service life of the mobile phone (no appearance defect is generated when the mobile phone is used for a long time), the stainless steel section for the mobile phone frame is generally subjected to heat treatment, quenching and tempering are needed in the production and manufacturing process, and the hardness requirement and the stress control requirement after tempering are difficult to achieve in the market at present.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to overcome the defect that exists among the prior art, provide a tempering system of stainless steel section bar for cell-phone frame, enable the tempering section bar and tighten the dynamics unchangeable to reach splendid tempering back hardness requirement and stress control requirement.
In order to achieve the above object, the technical solution of the present invention is to design a tempering system of stainless steel profile for mobile phone frame, which comprises a constant tension unreeling mechanism, a guiding mechanism, a tempering cooling mechanism and a straightening cutting mechanism, which are sequentially arranged, wherein the constant tension unreeling mechanism comprises a guide rail seat and an unreeling seat slidably arranged on the guide rail seat, a stainless steel band for mobile phone frame is wound on the unreeling seat, and the stainless steel band is sequentially passed through the guiding mechanism, the tempering cooling mechanism and the straightening cutting mechanism after unreeling from the unreeling seat; unreel the seat and link to each other with unreeling the motor, unreel the motor and link to each other with the converter, the converter is connected with the position sensor electricity, position sensor sets up in the one side of unreeling the seat, unreels the seat and links to each other with the piston rod of cylinder is fixed through first connection rope, and the cylinder body surface of its no pole chamber department of cylinder is fixed on the wall through the second connection rope, sets up weighing sensor on the second connection rope, and it has the pole chamber to lead to on the cylinder to have the compressed air trachea, sets up the air-vent valve on the compressed air trachea. Due to the arrangement of the constant-tension unreeling mechanism, the stainless steel section can be kept at constant tension during tempering, and the hardness requirement and the stress control requirement of the tempered product can be met.
The further technical proposal is that the weighing sensor is a strain type weighing sensor; the pressure regulating valve is a self-operated pressure regulating valve; the guide mechanism comprises a pair of guide wheels arranged up and down and a pair of guide plates arranged up and down, and the guide wheels and the guide plates are sequentially arranged along the conveying direction of the stainless steel band. The stainless steel band can also be other stainless steel special-shaped rods.
The further technical scheme is that the tempering and cooling mechanism comprises a tempering furnace and a water cooling tank which are sequentially arranged along the conveying direction of the stainless steel strip; the straightening and cutting mechanism comprises a straightening machine and a cutting machine which are sequentially arranged along the conveying direction of the stainless steel band. The total length of a tempering part is 18000mm, and the furnace body is divided into a furnace body part and a cooling part: 9000mm long, 1400mm wide, 1600mm high, 1100mm high in the center, 8000mm of heating zone; and (3) cooling: 9000mm +3000mm, and 2 sections of jacket type water cooling; working conditions are as follows: tempering
Double-barrelled; designing power: 65 KW; working power: 45 KW; an electric heating element: heating a silicon carbide rod; tempering speed: less than 6 m/min under the protection of gas. Heating area: heating in zone 6, and uniformly dividing the length into 1300 mm; temperature control mode: the silicon controlled cycle is adjusted to +/-2 ℃; and (3) temperature detection: each zone has 3 thermocouples which are divided into main control detection, high temperature detection and low temperature detection.
The further technical scheme is that the number of the water cooling boxes is two, a space is arranged between the two water cooling boxes, and the stainless steel bands at the space are provided with guide wheels in pairs up and down.
The further technical scheme is that the straightening machine comprises upper and lower straightening wheels and left and right straightening wheels, the stainless steel belt passes through the upper and lower straightening wheels and then passes through the left and right straightening wheels, and the diameter of each straightening wheel is 85 mm; the straightening machine also comprises pre-straightening wheels arranged up and down and pre-straightening wheels arranged left and right, the wheel diameter of the pre-straightening wheels is 65mm, and the stainless steel band is pre-straightened up and downThe straightening wheels pass through the left pre-straightening wheel and the right pre-straightening wheel. Straightener main frame size 4500 × 1000 × 1600; the main machine 9KW, straightening are single-side active, the straightening wheels are 30 wheels with the upper 7, the lower 8, the left 7 and the right 8, and the straightening presses down the full digital display and straightening wheels
The cutting is controlled by a hydraulic servo control cutting mode, a PLC touch control panel and the cutting speed is 20M at most per minute. A pre-straightening motor 1kw, a single-wheel drive power, 22 wheels of upper 5, lower 6, left 5 and right 6 straightening wheels, and 22 wheels of straightening wheels
Full digital display and full wheel passive type under straightening pressure.
A connecting water pipe is arranged between the two water cooling tanks, and a water pump is arranged on the connecting water pipe; be provided with electromagnetic flow valve on the connecting water pipe, electromagnetic flow valve is connected with temperature sensor electricity, and temperature sensor is equipped with two, sets up respectively in the water-cooling tank. The two water cooling tanks can be filled with water with different temperatures according to tempering requirements (for example, for the tempering condition that the water cooling tank needs to be cooled by warm water first and then cooled by cold water, the water cooled by the water cooling tank using the cold water at the back can be driven by a water pump to reintroduce the cold water in the water cooling tank using the waste heat to the warm water cooling tank at the front, and the energy consumption of the warm water cooling tank can be reduced), and for the different water cooling conditions after the stainless steel section is replaced, for example, for the condition that the two water cooling tanks need to be changed into the cold water or the warm water at the back of the front cold water, the water in the water cooling tank is replaced by two connecting water pipes < the water valve of the inlet water is required to be turned off at this moment >, or for the condition that the water cooling tank at the back of the front needs to.
The action process is as follows: when the frequency converter receives an unreeling starting command and an unreeling speed signal, the frequency converter is started to drive the unreeling motor to work, when the unreeling motor rotates at a high speed, the sliding unreeling base moves leftwards under the action of the pulling force of the air cylinder, the position sensor receives a wire loosing signal to the frequency converter, and the frequency converter sends an instruction to reduce the speed of the unreeling motor; otherwise, the wire is tight, the unwinding motor accelerates, and finally the sliding unwinding seat is kept to be wound at the center of the guide rail seat. Compressed air enters the air cylinder through the self-operated pressure regulating valve, a strain type weighing sensor is mounted on a fixed trunnion of the air cylinder, the self-operated pressure regulating valve is regulated to give a pulling force of 0-50 kg to the sliding unwinding seat, the pulling and the cutting in front of the furnace are continuously carried out, the section wound on the sliding unwinding seat can be uniformly unwound forward, and the pulling force display displays the tightening force of the tempering section in the furnace and keeps stable.
The process for removing the online stress of the material and straightening and cutting comprises the following steps: tempering temperature: 900 ℃; tempering speed: 2 m/min. The process can be matched with the tempering system to realize the following steps: HV1 (Vickers hardness given a load of 1 Kg) was 330-350, and HV1 was controlled to 300-320 after tempering. The stress before tempering is more than or equal to 400Mpa, and the stress after tempering is controlled to be less than or equal to 80 Mpa.
The utility model has the advantages and the beneficial effects that: the tensioning force of the tempering section bar can be kept unchanged; due to the arrangement of the constant-tension unreeling mechanism, the stainless steel section can be kept at constant tension during tempering, and the hardness requirement and the stress control requirement of the tempered product can be met. The process can be matched with the tempering system to realize the following steps: HV1 (Vickers hardness given a load of 1 Kg) was 330-350, and HV1 was controlled to 300-320 after tempering. The stress before tempering is more than or equal to 400Mpa, and the stress after tempering is controlled to be less than or equal to 80 Mpa. The two water cooling tanks can be filled with water with different temperatures according to tempering requirements (for example, for the tempering condition that the water cooling tank needs to be cooled by warm water first and then cooled by cold water, the water cooled by the water cooling tank using the cold water at the back can be driven by a water pump to reintroduce the cold water in the water cooling tank using the waste heat to the warm water cooling tank at the front, and the energy consumption of the warm water cooling tank can be reduced), and for the different water cooling conditions after the stainless steel section is replaced, for example, for the condition that the two water cooling tanks need to be changed into the cold water or the warm water at the back of the front cold water, the water in the water cooling tank is replaced by two connecting water pipes < the water valve of the inlet water is required to be turned off at this moment >, or for the condition that the water cooling tank at the back of the front needs to.
Drawings
Fig. 1 is a schematic view of a first embodiment of a tempering system for stainless steel profiles for mobile phone frames according to the present invention;
FIG. 2 is an enlarged schematic view of a portion of the unwind motor of FIG. 1;
fig. 3 is an enlarged schematic view of two cold water tank portions in the second embodiment of the present invention.
In the figure: 1. a guide rail seat; 2. an unwinding seat; 3. a stainless steel band; 4. an unwinding motor; 5. a frequency converter; 6. a position sensor; 7. a first connecting rope; 8. a cylinder; 9. a second connecting rope; 10. a weighing sensor; 11. a pressure regulating valve; 12. a guide wheel; 13. a guide plate; 14. tempering furnace; 15. a water cooling tank; 16. a cutting machine; 17. a guide wheel; 18. a straightening wheel; 19. connecting a water pipe; 20. and (4) a water pump.
Detailed Description
The following description will further describe embodiments of the present invention with reference to the accompanying drawings and examples. The following examples are only for illustrating the technical solutions of the present invention more clearly, and the protection scope of the present invention is not limited thereby.
The first embodiment is as follows:
as shown in fig. 1 and 2, the utility model relates to a tempering system of stainless steel sectional material for mobile phone frame, which comprises a constant tension unreeling mechanism, a guiding mechanism, a tempering cooling mechanism and a straightening cutting mechanism, wherein the constant tension unreeling mechanism comprises a guide rail seat 1 and an unreeling seat 2 slidably arranged on the guide rail seat 1, a stainless steel band 3 (i.e. a stainless steel special-shaped bar) for mobile phone frame is wound on the unreeling seat 2, and the stainless steel band 3 is unreeled from the unreeling seat 2 and then sequentially passes through the guiding mechanism, the tempering cooling mechanism and the straightening cutting mechanism; unreel seat 2 and unreel motor 4 and link to each other, it links to each other with converter 5 to unreel motor 4, converter 5 is connected with position sensor 6 electricity, position sensor 6 sets up in the one side of unreeling seat 2, it links to each other with the piston rod of cylinder 8 through first connecting rope 7 to unreel seat 2, the cylinder body surface of 8 no pole chamber departments of cylinder is fixed on the wall through second connecting rope 9, set up weighing sensor 10 on the second connecting rope 9, it has the pole chamber to lead to there is the compressed air trachea to cylinder 8, set up air-vent valve 11 on the compressed air trachea. The weighing sensor 10 is a strain type weighing sensor 10; the pressure regulating valve 11 is a self-operated pressure regulating valve 11; the guiding mechanism comprises a pair of guiding wheels 12 arranged up and down and a pair of guiding plates 13 arranged up and down, and the guiding wheels 12 and the guiding plates 13 are sequentially arranged along the conveying direction of the stainless steel band 3. The tempering and cooling mechanism comprises a tempering furnace 14 and a water cooling tank 15 which are sequentially arranged along the conveying direction of the stainless steel strip 3; the straightening and cutting mechanism comprises a straightening machine and a cutting machine 16 which are sequentially arranged along the conveying direction of the stainless steel strip 3. The number of the water cooling tanks 15 is two, an interval is arranged between the two water cooling tanks 15, and the stainless steel bands 3 at the interval are provided with guide wheels 17 in pairs up and down. The straightening machine comprises a straightening wheel 18 arranged up and down and a straightening wheel 18 arranged left and right, the stainless steel belt 3 passes through the upper straightening wheel 18 and the lower straightening wheel 18 and then passes through the left straightening wheel 18 and the right straightening wheel 18, and the wheel diameter of the straightening wheel 18 is 85 mm; the straightening machine further comprises pre-straightening wheels arranged up and down and pre-straightening wheels arranged left and right, the wheel diameters of the pre-straightening wheels are 65mm, and the stainless steel belt 3 penetrates through the upper and lower pre-straightening wheels and then penetrates through the left and right pre-straightening wheels.
Example two:
the difference from the first embodiment is that, as shown in fig. 3, a connecting water pipe 19 is arranged between the two water cooling tanks 15, and a water pump 20 is arranged on the connecting water pipe 19; and an electromagnetic flow valve is arranged on the connecting water pipe 19 and is electrically connected with two temperature sensors which are respectively arranged in the water cooling tank 15.
The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of improvements and decorations can be made without departing from the technical principle of the present invention, and these improvements and decorations should also be regarded as the protection scope of the present invention.
Claims (6)
1. The tempering system of the stainless steel profile for the mobile phone frame is characterized by comprising a constant-tension unreeling mechanism, a guide mechanism, a tempering cooling mechanism and a straightening cutting mechanism which are sequentially arranged, wherein the constant-tension unreeling mechanism comprises a guide rail seat and an unreeling seat slidably arranged on the guide rail seat, a stainless steel band for the mobile phone frame is wound on the unreeling seat, and the stainless steel band is sequentially passed through the guide mechanism, the tempering cooling mechanism and the straightening cutting mechanism after being unreeled from the unreeling seat; unreel the seat and link to each other with unreeling the motor, unreel the motor and link to each other with the converter, the converter is connected with the position sensor electricity, position sensor sets up in the one side of unreeling the seat, unreels the seat and links to each other with the piston rod of cylinder is fixed through first connection rope, and the cylinder body surface of its no pole chamber department of cylinder is fixed on the wall through the second connection rope, sets up weighing sensor on the second connection rope, and it has the pole chamber to lead to on the cylinder to have the compressed air trachea, sets up the air-vent valve on the compressed air trachea.
2. The tempering system of stainless steel section bar for mobile phone frame according to claim 1, wherein said weighing sensor is strain type weighing sensor; the pressure regulating valve is a self-operated pressure regulating valve; the guide mechanism comprises a pair of guide wheels arranged up and down and a pair of guide plates arranged up and down, and the guide wheels and the guide plates are sequentially arranged along the conveying direction of the stainless steel band.
3. The tempering system for the stainless steel section bar for the mobile phone frame according to claim 2, wherein the tempering and cooling mechanism comprises a tempering furnace and a water cooling tank which are sequentially arranged along the conveying direction of the stainless steel strip; the straightening and cutting mechanism comprises a straightening machine and a cutting machine which are sequentially arranged along the conveying direction of the stainless steel band.
4. The tempering system for stainless steel profiles for mobile phone rims, according to claim 3, wherein there are two water cooling boxes, a space is provided between the two water cooling boxes, and the stainless steel bands at the space are provided with guide wheels in pairs.
5. The tempering system of stainless steel profiles for mobile phone frames according to claim 4, wherein the straightening machine comprises vertically arranged straightening wheels and horizontally arranged straightening wheels, the stainless steel belt passes through the vertically arranged straightening wheels and then passes through the horizontally arranged straightening wheels, and the diameter of the straightening wheels is 85 mm; the straightening machine also comprises pre-straightening wheels arranged up and down and pre-straightening wheels arranged left and right, the wheel diameter of each pre-straightening wheel is 65mm, and the stainless steel belt passes through the upper and lower pre-straightening wheels and then passes through the left and right pre-straightening wheels.
6. The tempering system of stainless steel section bar for mobile phone frame according to claim 5, characterized in that a connecting water pipe is arranged between two water cooling tanks, and a water pump is arranged on the connecting water pipe; be provided with electromagnetic flow valve on the connecting water pipe, electromagnetic flow valve is connected with temperature sensor electricity, and temperature sensor is equipped with two, sets up respectively in the water-cooling tank.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920193105.1U CN209923381U (en) | 2019-02-13 | 2019-02-13 | Tempering system of stainless steel section bar for mobile phone frame |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920193105.1U CN209923381U (en) | 2019-02-13 | 2019-02-13 | Tempering system of stainless steel section bar for mobile phone frame |
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| Publication Number | Publication Date |
|---|---|
| CN209923381U true CN209923381U (en) | 2020-01-10 |
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ID=69068203
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920193105.1U Active CN209923381U (en) | 2019-02-13 | 2019-02-13 | Tempering system of stainless steel section bar for mobile phone frame |
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| Country | Link |
|---|---|
| CN (1) | CN209923381U (en) |
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- 2019-02-13 CN CN201920193105.1U patent/CN209923381U/en active Active
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Address after: 214400 No.11 Yunting Naxiang Road, Jiangyin City, Wuxi City, Jiangsu Province Patentee after: Jiangsu Kangrui New Material Technology Co.,Ltd. Address before: 214400 No.11 Yunting Naxiang Road, Jiangyin City, Wuxi City, Jiangsu Province Patentee before: JIANGYIN KANGRUI MOLDING TECHNOLOGY Co.,Ltd. |