CN107627041B - Strip resistor clamping device - Google Patents
Strip resistor clamping device Download PDFInfo
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- CN107627041B CN107627041B CN201711090096.5A CN201711090096A CN107627041B CN 107627041 B CN107627041 B CN 107627041B CN 201711090096 A CN201711090096 A CN 201711090096A CN 107627041 B CN107627041 B CN 107627041B
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- push plate
- forward push
- strip
- clamping device
- bearing assembly
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- 239000000463 material Substances 0.000 claims description 45
- 238000007599 discharging Methods 0.000 claims description 20
- 230000000903 blocking effect Effects 0.000 claims description 15
- 239000000758 substrate Substances 0.000 claims description 14
- 238000001514 detection method Methods 0.000 claims description 6
- 229910010293 ceramic material Inorganic materials 0.000 claims description 2
- 239000011810 insulating material Substances 0.000 claims description 2
- 230000000149 penetrating effect Effects 0.000 claims description 2
- 239000002994 raw material Substances 0.000 abstract description 32
- 238000009966 trimming Methods 0.000 description 4
- 238000000034 method Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 239000012774 insulation material Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
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- Apparatuses And Processes For Manufacturing Resistors (AREA)
- Mechanical Control Devices (AREA)
Abstract
A strip resistor clamping device is used for positioning strip resistor raw materials. The device comprises a bearing assembly, a main positioning mechanism arranged on the bearing assembly and a side positioning mechanism arranged on the bearing assembly; the main positioning mechanism comprises an air cylinder, a forward push plate arranged on the air cylinder and a first elastic piece connected with the bearing assembly; an inclined plane is arranged on one side of the forward push plate; the side positioning mechanism comprises a linear guide assembly, a side shifting frame arranged on the linear guide assembly and a second elastic piece connected with the bearing assembly; the side shifting frame is attached to the inclined plane of the forward push plate, the first elastic piece generates tension to the forward push plate, and the second elastic piece generates tension to the side shifting frame. According to the strip resistor clamping device, the positions of the strip resistors are adjusted in different directions through the forward push plate and the side shifting frame, so that the position adjusting speed of the strip resistors can be increased, and the processing efficiency of the strip resistors is improved.
Description
Technical Field
The invention relates to a clamping device, in particular to a strip resistor clamping device.
Background
The strip-shaped resistors are novel electronic element products, are thinner, softer in material, easy to deform and easy to adhere, and overlap. When the strip resistor is processed, a laser trimming process is needed; in the laser trimming process, the strip resistor is required to be positioned because the strip resistor is cut by a laser, so that the strip resistor is accurately cut by the laser, and the resistance value of the cut strip resistor meets the precision requirement; however, in the prior art, the strip resistor is positioned, and the position of the strip resistor needs to be adjusted for multiple times, so that the processing efficiency of the strip resistor is reduced.
Disclosure of Invention
Based on the above, the invention provides the strip resistor clamping device which can rapidly complete the electric potential by adjusting different directions of the strip resistor at the same time.
In order to achieve the purpose of the invention, the invention adopts the following technical scheme:
a strip resistor clamping device comprises a bearing assembly, a main positioning mechanism arranged on the bearing assembly, and a side positioning mechanism arranged on the bearing assembly; the main positioning mechanism comprises an air cylinder, a forward push plate arranged on the air cylinder and a first elastic piece connected with the bearing assembly; an inclined plane is arranged on one side of the forward push plate; the side positioning mechanism comprises a linear guide assembly, a side shifting frame arranged on the linear guide assembly and a second elastic piece connected with the bearing assembly; the side shifting frame is attached to the inclined plane of the forward push plate.
According to the strip resistor clamping device, the positions of the strip resistors are adjusted in different directions through the forward push plate and the side shifting frame, so that the position adjusting speed of the strip resistors can be increased, and the processing efficiency of the strip resistors is improved.
In one embodiment, the material bearing assembly comprises a substrate, a material discharging seat arranged on the substrate, and a first hanging piece arranged on the substrate; the cylinder comprises a cylinder body arranged on the base plate and an upper sliding table arranged on the cylinder body; the forward push plate is fixed on the upper sliding table; the forward push plate comprises a fixed part and an expansion part connected with the fixed part; the expansion part extends along the extending direction of the discharging seat.
In one embodiment, the primary positioning mechanism further comprises a plurality of front positioning blocks mounted on the expansion portion of the forward push plate.
In one embodiment, the material bearing assembly further comprises a first hanger mounted on the base plate; the main positioning mechanism further comprises a side rod, one end of the side rod is fixed on the fixed part of the forward push plate, one end of the first elastic piece is connected to the side rod, and the other end of the first elastic piece is connected with the first hanging piece.
In one embodiment, the side shifting frame comprises a main body part arranged on the linear guide assembly and a fitting part connected with one end of the main body part; the material bearing assembly further comprises a second hanging piece arranged on the base plate; one end of the second elastic piece is connected with one end of the side shifting frame, and the other end of the second elastic piece is connected with the second hanging piece.
In one embodiment, the attaching portion is provided with a bearing member, and the outer side of the bearing member is pressed against the inclined surface of the forward push plate.
In one embodiment, the side positioning assembly further comprises an insulating pad mounted on the side shift frame, and a side positioning block mounted on the insulating pad.
In one embodiment, the device further comprises a detection component; the detection assembly comprises a first baffle plate, a second baffle plate, a material sensor and a material stacking sensor, wherein the material sensor and the material stacking sensor are arranged on the substrate; an upper extension part extends from one side of the front positioning block, which is opposite to the discharging seat.
In one embodiment, the first baffle plate and the second baffle plate are mounted on one side of the forward push plate, and the material sensor and the material stacking sensor are respectively and correspondingly arranged on the substrate.
In one embodiment, the device further comprises a horizontal adjusting component; the horizontal adjusting component comprises a plurality of rotary connecting pieces; the base plate is provided with a plurality of screw holes corresponding to the screwing pieces; the screwing piece is arranged in the corresponding screw hole in a penetrating mode.
Drawings
FIG. 1 is a schematic perspective view of a strip resistor clamping device according to a preferred embodiment of the invention;
FIG. 2 is a schematic perspective view of the strip resistor clamping device shown in FIG. 1 after hiding a push plate, a front positioning block and side bars;
fig. 3 is a schematic perspective view of the strip resistor clamping device shown in fig. 2 after a side shift frame, a bearing member, an insulating sheet, a side positioning block, a first elastic member and a second elastic member are hidden;
FIG. 4A is a schematic perspective view of the front positioning block in FIG. 1;
FIG. 4B is a schematic perspective view of the front positioning block of FIG. 1 at another angle;
FIG. 5A is a side view of the front locating block of FIG. 4A;
FIG. 5B is an enlarged view of the front locating block of FIG. 5A at circle A;
FIG. 6 is a diagram showing the positional relationship among the first baffle, the second baffle, the material sensor and the stacking sensor;
FIG. 7 is a perspective view of the swivel of FIG. 1;
fig. 8 is a schematic perspective view of the strip resistor clamping device shown in fig. 1 after loading strip resistor raw materials.
Detailed Description
The present invention will be described more fully hereinafter in order to facilitate an understanding of the present invention. This invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete.
Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used herein in the description of the invention is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention.
Referring to fig. 1 to 8, a strip resistor clamping device 100 according to a preferred embodiment of the invention is used for positioning a strip resistor material 200. The strip-shaped resistor clamping device 100 comprises a bearing assembly 10, a main positioning mechanism 20 arranged on the bearing assembly 10, and a side positioning mechanism 30 arranged on the bearing assembly; the main positioning mechanism 20 comprises a cylinder 21, a forward push plate 22 arranged on the cylinder 21, and a first elastic piece 23 connected with the bearing assembly 10; an inclined plane 220 is arranged on one side of the forward push plate 22; the side positioning mechanism 30 comprises a linear guide assembly 31, a side shifting frame 32 arranged on the linear guide assembly 31, and a second elastic member 33 connected with the bearing assembly 10; the side shift carriage 32 is attached to the inclined surface 220 of the forward push plate 22; the first elastic piece 23 generates a pulling force on the forward push plate 22, the forward push plate 22 pushes the strip-shaped resistor raw material 200 placed on the material bearing assembly under the pulling of the first elastic piece 23, so that the position of the strip-shaped resistor raw material 200 is adjusted, meanwhile, the second elastic piece 33 generates a pulling force on the side shifting frame 32, the side shifting frame 32 moves in the other direction along with the movement of the forward push plate 22 under the pulling of the second elastic piece 33, the side shifting frame 32 pushes the strip-shaped resistor raw material 200 in the other direction, and therefore the strip-shaped resistor raw material 200 is positioned in different directions at the same time, and the processing efficiency of the strip-shaped resistor raw material 200 is improved.
Referring to fig. 2 and 3, the material bearing assembly includes a base plate 11, a material discharging seat 12 mounted on the base plate 11, a first hanging member 13 mounted on the base plate 11, and a second hanging member 14 mounted on the base plate 11; the discharge seat 12 is provided with a discharge groove 120; a brake plate 15 is also arranged on the discharging seat 12; in this embodiment, in order to ensure insulation of the strip resistor raw material 200 placed on the strip resistor clamping device 100 and save insulation material, the discharging seat 12 is made of ceramic material; in another embodiment, the substrate 11 and the discharging seat 12 may be integrated and made of insulating materials.
Referring to fig. 1 to 4B together, the cylinder 21 includes a cylinder body 211, and an upper slide table 212 mounted on the cylinder body 211; the forward push plate 22 is fixed on the upper sliding table 212; the forward push plate 22 includes a fixing portion 221 and an expanding portion 222 connected to the fixing portion 221; the expansion part 222 extends along the extending direction of the discharging seat 12; the upper slide table 212 is driven by a piston rod on the cylinder 211 so as to move relative to the cylinder 211; preferably, to adjust the force-bearing angle between the forward push plate 22 and the first elastic member 23, the main positioning mechanism 20 further includes a side rod 24, one end of the side rod 24 is fixed on the fixing portion 221 of the forward push plate 22, and one end of the first elastic member 23 is connected to the side rod 24, so that the pulling force direction of the first elastic member 23 is parallel to the moving direction of the forward push plate 22, and the influence on the moving smoothness due to the lateral pulling force of the forward push plate 22 is avoided; in another embodiment, the sidebar 24 may be integrally extended from the forward push plate 22.
Further, in order to adapt to the strip-shaped resistor raw materials 200 with different widths, the main positioning mechanism 20 further comprises a plurality of front positioning blocks 25, the front positioning blocks 25 are mounted on the expansion part 222 of the forward push plate 22, the front positioning blocks 25 push the strip-shaped resistor raw materials 200, and when the position of the strip-shaped resistor raw materials 200 with different widths needs to be adjusted, the front positioning blocks 25 mounted on the forward push plate 22 can be replaced to adapt to the strip-shaped resistor raw materials 200 with different widths; in another embodiment, if the strip resistor clamping device 100 processes the strip resistor raw material 200 with the same width, the forward push plate 22 and the front positioning block 25 may be integrated.
Referring to fig. 1, 2, 3 and 8, the linear guide assembly 31 includes a guide rail 311 and a sliding block 312 slidably disposed on the guide rail 311; the side shift frame 32 includes a main body portion 321 mounted on the slider 312, and a fitting portion 322 extending from one end of the main body portion 321; the second elastic member 33 is connected to one end of the side shift frame 32; further, for less friction between the engaging portion 322 of the side shift frame 32 and the inclined surface 220 of the forward push plate 22, so that the side shift frame 32 can flexibly move, the bearing member 34 is mounted on the engaging portion 322; preferably, in order to avoid the strip resistor and the clamping device forming an electrical loop and to facilitate adapting to different types of strip resistors, the side positioning assembly 30 further comprises an insulating pad 35 mounted on the other end of the side shifting frame 32, and a side positioning block 36 mounted on the insulating pad 35, wherein the side positioning block 36 can be replaced according to different shapes of the strip resistor raw materials 200.
The cylinder body 211 of the cylinder 21 is mounted on the base plate 11; the other end of the first elastic piece 23 is connected with the first hanging piece 13 of the bearing assembly 10; the first elastic member 23 is a spring or an elastic string.
The guide rail 311 is mounted on the base plate 11; the other end of the second elastic piece 33 is connected with the second hanging piece 14; the second elastic member 33 is a spring or an elastic string.
The outer side of the bearing member 34 on the abutment 322 presses against the inclined surface 220 of the forward push plate 22.
When the strip resistor clamping device 100 adjusts the position of the strip resistor raw material 200, the air cylinder 21 is in a low air pressure state, the two ends of the first elastic piece 23 are respectively connected to the first bearing piece 13 and the side rod 24, the forward push plate 22 is pulled by the first elastic piece 23 to move towards the discharging seat 12, and if the strip resistor raw material 200 is placed in the material placing groove 120 at this time, the front positioning block 25 pushes the strip resistor raw material 200, so that one side edge of the strip resistor raw material 200 is attached to the side wall opposite to the front positioning block 25 in the discharging seat 12; if the strip-shaped resistor raw material 200 is not placed in the material placing groove 120, after the expansion part 222 of the forward push plate 22 is pressed onto the brake plate 15 on the material placing seat 12, the forward push plate 22 stops moving; the sliding block 312 can freely move on the guide rail 311, because the two ends of the second elastic piece 33 are respectively connected to the side shifting frame 32 and the second bearing piece 14, the side shifting frame 32 is pulled by the second elastic piece 33, so that the side shifting frame 32 moves towards the side of the forward push plate 22, the bearing piece 34 installed on the attaching part 322 is pressed on the inclined plane 220 on the forward push plate 22, when the forward push plate 22 advances towards the discharging seat 12, a moving space is reserved for the bearing piece 34 due to the following of the inclined plane 220, the side shifting frame 32 moves towards one side of the forward push plate 22 at the same time, the side positioning block 36 moves along with the side shifting frame 32, and the strip resistor in the opposite trough 120 generates thrust, so that the strip resistor raw material 200 is attached to the inner wall opposite to the side positioning block 36 in the discharging seat 12.
After the position adjustment of the strip-shaped resistor raw material 200 is completed, the air pressure in the cylinder body 211 of the air cylinder 21 is increased, the upper sliding table 212 is pushed by a piston rod on the cylinder body 211, the forward push plate 22 and the front positioning block 25 are far away from the discharging seat 12, and the influence of the front positioning block 25 and the side positioning blocks 36 on laser trimming is avoided.
Referring to fig. 1, fig. 4A, fig. 4B, fig. 5A, fig. 5B, and fig. 6, further, to obtain electrical signals corresponding to three situations that no strip-shaped resistive raw material 200 exists in the discharge tank, a single strip-shaped resistive raw material 200 exists in the discharge tank, and the strip-shaped resistive raw material 200 overlaps in the discharge tank, the strip-shaped resistive clamping device 100 further includes a detection component 40; the detecting assembly 40 comprises a first baffle 41, a second baffle 42, a material sensor 43 and a material stacking sensor 44 which are arranged on the substrate 11; an upper extension part 251 is extended on one side of the front positioning block 25 opposite to the discharging seat 12, the distance between the lower end of the upper extension part 251 and the lower bottom surface of the front positioning block 25 is greater than the thickness of a single strip resistor, and the horizontal extension length of the upper edge part is a; the material sensor 43 judges whether the first baffle plate 41 passes through the middle light beam, and the material stacking sensor 44 judges whether the second baffle plate 42 passes through the middle light beam; specifically, in the present embodiment, the first blocking piece 41 and the second blocking piece 42 are installed on one side of the forward push plate 22, and the first blocking piece 41 and the second blocking piece 42 are respectively disposed on the substrate 11 correspondingly with the material sensor 43 and the material stacking sensor 44; in other embodiments, the first baffle 41 and the second baffle 42 may be mounted on the side-shift frame 32, and the material sensor 43 and the stacking sensor 44 are correspondingly disposed on the substrate 11; in the present embodiment, the distance between the same side of the first blocking piece 41 and the second blocking piece 42 is b; the center distance between the light beam with the material sensor 43 and the light beam with the material stacking sensor 44 is c; the width of the first flap 41 is d.
When the strip resistor clamping device 100 is positioned, if the strip resistor raw material 200 is stacked, the upper extension 251 of the front positioning block 25 is attached to the strip resistor raw material 200 at the upper layer, and at this time, the first blocking piece 41 does not block the light beam on the material sensor 43, the second blocking piece 42 does not block the light beam on the material stacking sensor 44, so that the material sensor 43 and the material stacking sensor 44 output the OFF state; if only a single piece of strip-shaped resistor raw material 200 is arranged ON the discharging seat 12, the surface of the front positioning block 25 under the upper extension 251 is pressed ON one side of the strip-shaped resistor raw material 200, the front positioning block 25 advances by a distance more than a under the condition that stacking occurs relatively, in order to realize different electrical states, the width d of the first blocking piece 41 is larger than a, so that the first blocking piece 41 can realize shielding of the light beam ON the material sensor 43 under the critical condition, and the material sensor 43 outputs an ON state, and at the moment, in order to avoid shielding of the stacking sensor 44 by the second blocking piece 42, the distance b between the same side of the first blocking piece 41 and the second blocking piece 42 is smaller than the difference between c and a, so that the stacking sensor 44 outputs an OFF state; when the strip-shaped resistor raw material 200 does not exist ON the discharging seat 12, the forward push plate 22 advances until the forward push plate is pressed against the brake plate 15, at the moment, the first baffle plate 41 shields the light beam ON the material sensor 43, the second baffle plate 42 shields the light beam ON the material stacking sensor 44, and the material sensors 43 and 44 output an ON state; compared with the traditional position detection mode, the three position characteristics can be output by using the two sensors, and the using amount of the sensors is effectively saved.
Referring to fig. 3 and fig. 7, further, in order to avoid that the levelness of the placement of the strip resistor raw material 200 is insufficient, and the accuracy of laser trimming is affected, the strip resistor clamping device 100 further includes a horizontal adjustment component; the level adjustment assembly includes a plurality of swivel members 50; the outer side of the screwing piece 50 is provided with threads; the base plate 11 is provided with a plurality of screw holes 110 corresponding to the screwing pieces 50; the screwing piece 50 is penetrated in the screw hole 110; by adjusting the length of each screwing piece 50 extending out of the lower surface of the base plate 11, the placement levelness of the strip resistor raw material 200 on the discharge seat 12 can be adjusted, so that the strip resistor raw material 200 can be accurately processed.
In this embodiment, the position adjustment of the strip resistor is performed simultaneously in different directions by the forward push plate and the side shift frame, so that the position adjustment speed of the strip resistor can be increased, and the processing efficiency of the strip resistor is improved.
The above examples illustrate only a few embodiments of the invention, which are described in detail and are not to be construed as limiting the scope of the invention. It should be noted that it will be apparent to those skilled in the art that several variations and modifications can be made without departing from the spirit of the invention, which are all within the scope of the invention. Accordingly, the scope of protection of the present invention is to be determined by the appended claims.
Claims (10)
1. The strip-shaped resistor clamping device is characterized by comprising a bearing assembly, a main positioning mechanism arranged on the bearing assembly and a side positioning mechanism arranged on the bearing assembly; the main positioning mechanism comprises an air cylinder, a forward push plate arranged on the air cylinder and a first elastic piece connected with the bearing assembly; an inclined plane is arranged on one side of the forward push plate; the side positioning mechanism comprises a linear guide assembly, a side shifting frame arranged on the linear guide assembly and a second elastic piece connected with the bearing assembly; the side shifting frame is attached to the inclined plane of the forward push plate;
the bearing assembly comprises a substrate and a discharging seat arranged on the substrate; the cylinder comprises a cylinder body arranged on the base plate and an upper sliding table arranged on the cylinder body; the forward push plate is fixed on the upper sliding table; the forward push plate comprises a fixed part and an expansion part connected with the fixed part; the expansion part extends along the extending direction of the discharging seat; the main positioning mechanism further comprises a plurality of front positioning blocks which are arranged on the expansion part of the forward push plate;
the device also comprises a detection component; the detection assembly comprises a first baffle plate, a second baffle plate, a material sensor and a material stacking sensor, wherein the material sensor and the material stacking sensor are arranged on the substrate; an upper extension part extends from one side of the front positioning block, which is opposite to the discharging seat; the first baffle plate and the second baffle plate are arranged on one side of the forward push plate, and the material sensor and the material stacking sensor are respectively arranged on the substrate correspondingly to the first baffle plate and the second baffle plate;
the horizontal extension length of the upper extension part is a, and the width d of the first baffle plate is larger than a.
2. The strip resistor clamping device according to claim 1, wherein the distance between the same side of the first blocking piece and the second blocking piece is b, the center distance between the light beam of the material sensor and the light beam of the material stacking sensor is c, and b is smaller than the difference between c and a.
3. The strip resistor clamping device according to claim 1, wherein the discharge seat is made of ceramic material.
4. The strip resistor clamping device of claim 1 wherein the carrier assembly further comprises a first carrier member mounted on the base plate; the main positioning mechanism further comprises a side rod, one end of the side rod is fixed on the fixed part of the forward push plate, one end of the first elastic piece is connected to the side rod, and the other end of the first elastic piece is connected with the first hanging piece.
5. The strip resistor clamping device according to claim 4, wherein the side shifting frame comprises a main body part arranged on the linear guide assembly and a fitting part connected with one end of the main body part; the bearing assembly further comprises a second bearing piece arranged on the base plate; one end of the second elastic piece is connected with one end of the side shifting frame, and the other end of the second elastic piece is connected with the second hanging piece.
6. The strip resistor clamping device according to claim 5, wherein a bearing member is mounted on the attaching portion, and an outer side of the bearing member is pressed against an inclined surface of the forward push plate.
7. The strip resistor clamping apparatus of claim 5 wherein the side positioning mechanism further comprises an insulating pad mounted on the side shift frame and a side positioning block mounted on the insulating pad.
8. The strip resistor clamping device according to claim 1, wherein the substrate and the discharging seat are integrated and made of insulating materials.
9. The strip resistor clamping device of claim 1 wherein the first resilient member is a spring.
10. The strip resistor clamping device of claim 1, further comprising a horizontal adjustment assembly; the horizontal adjusting component comprises a plurality of rotary connecting pieces; the base plate is provided with a plurality of screw holes corresponding to the screwing pieces; the screwing piece is arranged in the corresponding screw hole in a penetrating mode.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711090096.5A CN107627041B (en) | 2017-11-08 | 2017-11-08 | Strip resistor clamping device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711090096.5A CN107627041B (en) | 2017-11-08 | 2017-11-08 | Strip resistor clamping device |
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| Publication Number | Publication Date |
|---|---|
| CN107627041A CN107627041A (en) | 2018-01-26 |
| CN107627041B true CN107627041B (en) | 2023-11-03 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711090096.5A Active CN107627041B (en) | 2017-11-08 | 2017-11-08 | Strip resistor clamping device |
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Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN108717207B (en) * | 2018-05-21 | 2024-03-29 | 深圳市杰普特光电股份有限公司 | Panel placement detection device and panel placement detection method |
| CN109877736B (en) * | 2019-03-11 | 2024-08-16 | 深圳市杰普特光电股份有限公司 | Resistor substrate clamp |
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| CN105127304A (en) * | 2015-10-14 | 2015-12-09 | 安徽江淮汽车股份有限公司 | Blanking stamping die |
| CN105957547A (en) * | 2016-06-30 | 2016-09-21 | 苏州博众精工科技有限公司 | Positioning and clamping mechanism |
| CN205927748U (en) * | 2016-07-01 | 2017-02-08 | 施尔奇汽车系统（沈阳）有限公司 | Seat limit snap spring automatic installation device |
| CN207563942U (en) * | 2017-11-08 | 2018-07-03 | 深圳市杰普特光电股份有限公司 | Strip resistance clamping device |
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2017
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102975061A (en) * | 2012-10-08 | 2013-03-20 | 清华大学 | Precision machining technological equipment and machining method for blade of aviation engine |
| CN104176475A (en) * | 2013-05-24 | 2014-12-03 | 深圳富泰宏精密工业有限公司 | Positioning mechanism |
| JP5662546B1 (en) * | 2013-11-14 | 2015-01-28 | 日新製鋼株式会社 | Welded section manufacturing apparatus and manufacturing method |
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