CN109048803A - Support platform is used in a kind of assembly of frequency converter - Google Patents
Support platform is used in a kind of assembly of frequency converter Download PDFInfo
- Publication number
- CN109048803A CN109048803A CN201810818112.6A CN201810818112A CN109048803A CN 109048803 A CN109048803 A CN 109048803A CN 201810818112 A CN201810818112 A CN 201810818112A CN 109048803 A CN109048803 A CN 109048803A
- Authority
- CN
- China
- Prior art keywords
- support
- rod
- frequency converter
- threaded rod
- connecting rod
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Withdrawn
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
- B25H—WORKSHOP EQUIPMENT, e.g. FOR MARKING-OUT WORK; STORAGE MEANS FOR WORKSHOPS
- B25H1/00—Work benches; Portable stands or supports for positioning portable tools or work to be operated on thereby
- B25H1/08—Work benches; Portable stands or supports for positioning portable tools or work to be operated on thereby with provision for attachment of work holders
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
- B25H—WORKSHOP EQUIPMENT, e.g. FOR MARKING-OUT WORK; STORAGE MEANS FOR WORKSHOPS
- B25H1/00—Work benches; Portable stands or supports for positioning portable tools or work to be operated on thereby
- B25H1/14—Work benches; Portable stands or supports for positioning portable tools or work to be operated on thereby with provision for adjusting the bench top
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
- B25H—WORKSHOP EQUIPMENT, e.g. FOR MARKING-OUT WORK; STORAGE MEANS FOR WORKSHOPS
- B25H1/00—Work benches; Portable stands or supports for positioning portable tools or work to be operated on thereby
- B25H1/14—Work benches; Portable stands or supports for positioning portable tools or work to be operated on thereby with provision for adjusting the bench top
- B25H1/16—Work benches; Portable stands or supports for positioning portable tools or work to be operated on thereby with provision for adjusting the bench top in height
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
- B25H—WORKSHOP EQUIPMENT, e.g. FOR MARKING-OUT WORK; STORAGE MEANS FOR WORKSHOPS
- B25H1/00—Work benches; Portable stands or supports for positioning portable tools or work to be operated on thereby
- B25H1/14—Work benches; Portable stands or supports for positioning portable tools or work to be operated on thereby with provision for adjusting the bench top
- B25H1/18—Work benches; Portable stands or supports for positioning portable tools or work to be operated on thereby with provision for adjusting the bench top in inclination
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Transmission Devices (AREA)
Abstract
The present invention relates to converter technology fields, especially a kind of frequency converter assembly support platform, including two first support bars, the side of the third support rod is equipped with the second threaded rod, the both ends of second threaded rod are rotatablely connected with third support rod, the outer lower portion of second threaded rod is socketed with driven sprocket, the outside screw of second threaded rod is connected with thread slider, the upper surface of the thread slider is fixedly installed with second support bar, connecting rod is connected between two third support rods, the lower end of the shaft and connecting rod are rotatablely connected, it is connected between the drive sprocket and driven sprocket by chain drive, the upper end of two second support bars is connected with the first support plate jointly.The present invention can carry out comprehensive adjustment to the frequency converter height, tilt angle, rotation angle placed in a groove, can make frequency converter assembly more efficient quick, use manpower and material resources sparingly, improve assembly efficiency, reduce companies losses.
Description
Technical field
The present invention relates to converter technology fields more particularly to a kind of assembly of frequency converter to use support platform.
Background technique
Frequency converter (Variable-frequency Drive, VFD) is using converter technique and microelectric technique, by changing
Power transformation machine frequency mode of working power supply controls the electric control appliance of ac motor.Mainly by rectifying, (exchange becomes frequency converter
Direct current), filtering, inversion (direct current become exchange), brake unit, driving unit, the composition such as detection unit microprocessing unit.Frequency converter
IGBT cut-offs to adjust the voltage of out-put supply and frequency, required for providing it according to the actual needs of motor close to the inner portion
Supply voltage, and then achieve the purpose that energy conservation, speed regulation, in addition, there are also many defencive functions for frequency converter, such as overcurrent, over-voltage, mistake
Carry protection etc..With the continuous improvement of industrial automatization, frequency converter is also had been widely used.
However, existing frequency converter is in assembly, it is all to match in an enterprising luggage of fixed platform, fixed platform can not be high
The variation of degree, angle, in frequency converter assembly there are inconvenience, on the one hand waste of manpower and material resources significantly is on the other hand tight
Ghost image rings the assembly efficiency of frequency converter, biggish loss can be caused to factory, in view of the foregoing drawbacks, it is proposed that a kind of frequency converter
Support platform is used in assembly.
Summary of the invention
The purpose of the present invention is to solve disadvantages existing in the prior art, use so that a kind of frequency converter proposed assembles
Support platform.
To achieve the goals above, present invention employs following technical solutions:
Design a kind of frequency converter assembly support platform, including two first support bars, two first support bars
Middle part is fixed to be equipped with third support rod vertically, and the side of the third support rod is equipped with the second threaded rod, second screw thread
The both ends of bar are rotatablely connected with third support rod, and the outer lower portion of second threaded rod is socketed with driven sprocket, and described the
The outside screw of two threaded rods is connected with thread slider, and thread slider is located at the top of driven sprocket, the thread slider
Upper surface is fixedly installed with second support bar, and the upper end of second support bar is located at the top of third post upper, two institutes
It states and is connected with connecting rod between third support rod, and be hollow structure, the inner vertical of the connecting rod is equipped with shaft, and described turn
The upper end of axis is fixedly connected with the first turntable through connecting rod, and the lower end of the shaft and connecting rod are rotatablely connected, the shaft
Outside be socketed with two drive sprockets, between the drive sprocket and driven sprocket by chain drive connect, described in two
The upper end of second support bar is connected with the first support plate jointly.
Preferably, the upper surface middle part of first support plate is equipped with the second T-slot, and the inside of second T-slot is set
Have the first threaded rod, one end of first threaded rod and the side wall of the second T-slot are rotatablely connected, first threaded rod it is another
One end is connected with the second turntable through the second T-slot, and the outside screw of first threaded rod is connected with to be matched with the second T-slot
T-type threaded block, the upper surface of the T-type threaded block is connected with the first oscillating rod by pin shaft, first oscillating rod it is upper
End is rotatably connected to the second support plate, and the upper surface side of first support plate is symmetrically connected with connecting rod by pin shaft, institute
The upper end for stating connecting rod is fixedly connected with the second support plate.
Preferably, it is connected with reinforcing rod between two first support bars, the lower surface of the first support bar is right
Claim to be equipped with support footing.
Preferably, the upper surface of second support plate is fixedly installed with third support plate, and the upper surface is equipped with the
One T-slot, the lower surface of first T-slot are uniformly provided with multiple arcs slot, and the inside of the arc groove is equipped with sphere, institute
The upper surface for stating sphere is equipped with rotor plate, and the upper surface of the rotor plate is fixedly installed with rotating block.
Preferably, the upper surface of the rotating block is equipped with groove, and the upper surface of the connecting rod is symmetrically arranged with tool box.
Preferably, the outside of the rotating block is equidistantly equipped with multiple push rods, and one end of the push rod is fixedly installed with
Rotor.
Preferably, the outside of the rotating block is equidistantly equipped with multiple special-shaped bars, and special-shaped bar is located at the top of push rod, institute
The one end for stating special-shaped bar is connected with spring, and the top surface edge of the rotating block is equidistantly connected with multiple extruding by pin shaft
One end of bar, the spring is fixedly connected with pressure ram.
Preferably, the outside of first turntable and the second turntable is socketed with Anti-slip cover, and the outside of Anti-slip cover is equipped with
Anti-skid design.
A kind of frequency converter assembly support platform proposed by the present invention, beneficial effect are: the present invention is by there are two setting
First support bar, the middle part of two first support bars is fixed to be equipped with third support rod vertically, the third support rod
Side is equipped with the second threaded rod, and the both ends of second threaded rod are rotatablely connected with third support rod, second threaded rod
Outer lower portion be socketed with driven sprocket, the outside screw of second threaded rod is connected with thread slider, and thread slider position
In the top of driven sprocket, the upper surface of the thread slider is fixedly installed with second support bar, and the upper end of second support bar
Positioned at the top of third post upper, it is connected with connecting rod between two third support rods, and is hollow structure, it is described
The inner vertical of connecting rod is equipped with shaft, and the upper end of the shaft is fixedly connected with the first turntable, the shaft through connecting rod
Lower end and connecting rod be rotatablely connected, be socketed with two drive sprockets, the drive sprocket and driven chain on the outside of the shaft
It is connected between wheel by chain drive, the upper end of two second support bars is connected with the first support plate jointly, can change
The height of first support plate can be adjusted to suitable height so as to change the height of rotating block according to work Man's Demands, side
Just worker uses.
For the present invention by being equipped with the first support plate, the upper surface middle part of first support plate is equipped with the second T-slot, described
The inside of second T-slot is equipped with the first threaded rod, and one end of first threaded rod and the side wall of the second T-slot are rotatablely connected,
The other end of first threaded rod is connected with the second turntable through the second T-slot, and the outside screw of first threaded rod connects
It is connected to and the first oscillating rod is connected with by pin shaft with the matched T-type threaded block of the second T-slot, the upper surface of the T-type threaded block,
The upper end of first oscillating rod is rotatably connected to the second support plate, and the upper surface side of first support plate passes through pin shaft pair
Title is connected with connecting rod, and the upper end of the connecting rod is fixedly connected with the second support plate, can change the angle of the second support plate,
So as to change the angle of rotating block, it is suitble to the assembly to each angle of frequency converter, improves assembly efficiency.
The present invention is fixedly installed with third support plate by being equipped with the upper surface of the second support plate, second support plate,
The upper surface is equipped with the first T-slot, and the lower surface of first T-slot is uniformly provided with multiple arcs slot, the arc groove
Inside be equipped with sphere, the upper surface of the sphere is equipped with rotor plate, and the upper surface of the rotor plate is fixedly installed with rotation
Block can facilitate rotating block to rotate, and so as to change the angle of rotating block, be suitble to the assembly to each angle of frequency converter, improve
Assembly efficiency.
Detailed description of the invention
Fig. 1 is a kind of frequency converter assembly support platform structural schematic diagram proposed by the present invention；
Fig. 2 is that a kind of second support bar of frequency converter assembly support platform proposed by the present invention is connected with third support rod
Structural schematic diagram；
Fig. 3 is that a kind of the first support plate of frequency converter assembly support platform proposed by the present invention is connected with the second support plate
Structural schematic diagram.
In figure: reinforcing rod 1, connecting rod 2, chain 3, shaft 4, tool box 5, T-type threaded block 6, the first threaded rod 7, first
Oscillating rod 8, arc groove 9, rotor plate 10, rotating block 11, the first T-slot 12, pressure ram 13, drive sprocket 14, the first turntable 15,
Support footing 16, first support bar 17, the second threaded rod 18, driven sprocket 19, thread slider 20, second support bar 21, third
Support rod 22, the first support plate 23, the second support plate 25, third support plate 26, sphere 27, rotor 28, push rod 29, groove
30, special-shaped bar 31, spring 32, connecting rod 33, the second T-slot 34, the second turntable 35.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.
Referring to Fig.1-3, a kind of frequency converter assembly support platform, including two first support bars 17, two first supports
Reinforcing rod 1 is connected between bar 17, the lower surface of first support bar 17 is symmetrically arranged with support footing 16, and reinforcing rod 1 can increase
Add structural strength, improve stability in use, support footing 16 improves stability of strutting system.
The middle part of two first support bars 17 is fixed to be equipped with third support rod 22 vertically, and the side of third support rod 22 is set
There is the second threaded rod 18, the both ends of the second threaded rod 18 are rotatablely connected with third support rod 22, the outside of the second threaded rod 18
Lower part is socketed with driven sprocket 19, and the outside screw of the second threaded rod 18 is connected with thread slider 20, and thread slider 20 is located at
The top of driven sprocket 19, the upper surface of thread slider 20 is fixedly installed with second support bar 21, and second support bar 21 is upper
End is located at the top of 22 upper end of third support rod, and connecting rod 2 is connected between two third support rods 22, and is hollow structure,
The inner vertical of connecting rod 2 is equipped with shaft 4, and the upper end of shaft 4 is fixedly connected with the first turntable 15 through connecting rod 2, and first turn
The outside of disk 15 and the second turntable 35 is socketed with Anti-slip cover, and the outside of Anti-slip cover is equipped with anti-skid design, rotates for convenience
First turntable 15 and the second turntable 35, improve the stability of rotation.
The lower end of shaft 4 and connecting rod 2 are rotatablely connected, and the outside of shaft 4 is socketed with two drive sprockets 14, drive sprocket
It is sequentially connected between 14 and driven sprocket 19 by chain 3, the upper end of two second support bars 21 is connected with the first support jointly
Plate 23, the upper surface middle part of the first support plate 23 are equipped with the second T-slot 34, and the inside of the second T-slot 34 is equipped with the first threaded rod
7, the side wall rotation connection of one end of the first threaded rod 7 and the second T-slot 34, the other end of the first threaded rod 7 runs through the second T-type
Slot 34 is connected with the second turntable 35, and the outside screw of the first threaded rod 7 is connected with and the matched T-type threaded block of the second T-slot 34
6, the upper surface of T-type threaded block 6 is connected with the first oscillating rod 8 by pin shaft, and the upper end of the first oscillating rod 8 is rotatably connected to second
Support plate 25, the upper surface side of the first support plate 23 are symmetrically connected with connecting rod 33 by pin shaft, the upper end of connecting rod 33 with
Second support plate 25 is fixedly connected, and in order to enable the second support plate 25 to reach the inclination of angle, is filled to improve to frequency converter
The convenience matched improves assembly efficiency.
The upper surface of second support plate 25 is fixedly installed with third support plate 26, upper surface be equipped with the first T-slot 12, the
The lower surface of one T-slot 12 is uniformly provided with multiple arcs slot 9, and the inside of arc groove 9 is equipped with sphere 27, the upper surface of sphere 27
Equipped with rotor plate 10, the upper surface of rotor plate 10 is fixedly installed with rotating block 11, in order to facilitate rotary motion block 11, to make to fill
With all angles are reached, assembly efficiency also just can be improved.
The upper surface of rotating block 11 is equipped with groove 30, and the upper surface of connecting rod 2 is symmetrically arranged with tool box 5, groove 30 in order to
Facilitate placement frequency converter, tool box 5 is in order to facilitate storing tools.
The outside of rotating block 11 is equidistantly equipped with multiple push rods 29, and one end of push rod 29 is fixedly installed with rotor 28,
In order to facilitate rotary motion block 11, so that assembly be made to reach each rotation angle, assembly efficiency also just can be improved.
The outside of rotating block 11 is equidistantly equipped with multiple special-shaped bars 31, and special-shaped bar 31 is located at the top of push rod 29, abnormity
One end of bar 31 is connected with spring 32, and the top surface edge of rotating block 11 is equidistantly connected with multiple pressure rams 13 by pin shaft,
One end of spring 32 is fixedly connected with pressure ram 13, and in order to be clamped to frequency converter, frequency converter is steady when improving rotation
It is qualitative.
Working principle: in use, the first turntable 15 of rotation can drive drive sprocket 14 to rotate by shaft 4, drive chain
Wheel 14 drives the rotation of the second threaded rod 18 by chain 3 and driven sprocket 19, and the second threaded rod 18 drives thread slider 20 mobile,
Thread slider 20 drives second support bar 21 mobile, rotates the second turntable 35, and the second turntable 35 drives the rotation of the first threaded rod 7,
First threaded rod 7 drives T-type threaded block 6 mobile, and T-type threaded block 6 drives the rotation of the second support plate 25 by the first oscillating rod 8,
Rotary motion body 28, rotor 28 drive rotating block 11 to rotate, and rotating block 11 is more laborsaving under the action of sphere 27, pressure ram
13 can clamp the frequency converter being placed in groove 30 in spring 32, to realize frequency converter height, tilt angle and rotation angle
The change of degree.
The foregoing is only a preferred embodiment of the present invention, but scope of protection of the present invention is not limited thereto,
Anyone skilled in the art in the technical scope disclosed by the present invention, according to the technique and scheme of the present invention and its
Inventive concept is subject to equivalent substitution or change, should be covered by the protection scope of the present invention.
Claims (8)
1. a kind of frequency converter assembly support platform, including two first support bars (17), which is characterized in that two described first
The middle part of support rod (17) is fixed to be equipped with third support rod (22) vertically, and the side of the third support rod (22) is equipped with second
Threaded rod (18), the both ends of second threaded rod (18) are rotatablely connected with third support rod (22), second threaded rod
(18) outer lower portion is socketed with driven sprocket (19), and the outside screw of second threaded rod (18) is connected with thread slider
(20), and thread slider (20) is located at the top of driven sprocket (19), and the upper surface of the thread slider (20) is fixedly installed with
Second support bar (21), and the upper end of second support bar (21) is located at the top of third support rod (22) upper end, two described
It is connected between three support rods (22) connecting rod (2), and is hollow structure, the inner vertical of the connecting rod (2) is equipped with shaft
(4), the upper end of the shaft (4) is fixedly connected with the first turntable (15) through connecting rod (2), the lower end of the shaft (4) with
Connecting rod (2) rotation connection, is socketed with two drive sprockets (14) on the outside of the shaft (4), the drive sprocket (14) and
It is sequentially connected between driven sprocket (19) by chain (3), the upper end of two second support bars (21) is connected with the jointly
One support plate (23).
2. a kind of frequency converter assembly support platform according to claim 1, which is characterized in that first support plate
(23) upper surface middle part is equipped with the second T-slot (34), and the inside of second T-slot (34) is equipped with the first threaded rod (7), institute
The side wall of one end and the second T-slot (34) for stating the first threaded rod (7) is rotatablely connected, the other end of first threaded rod (7)
It is connected with the second turntable (35) through the second T-slot (34), the outside screw of first threaded rod (7) is connected with and the 2nd T
The matched T-type threaded block (6) of type groove (34), the upper surface of the T-type threaded block (6) are connected with the first oscillating rod by pin shaft
(8), the upper end of first oscillating rod (8) is rotatably connected to the second support plate (25), the upper table of first support plate (23)
Face side is symmetrically connected with connecting rod (33) by pin shaft, and the upper end and the second support plate (25) of the connecting rod (33) are fixed to be connected
It connects.
3. a kind of frequency converter assembly support platform according to claim 1, which is characterized in that two first supports
It is connected between bar (17) reinforcing rod (1), the lower surface of the first support bar (17) is symmetrically arranged with support footing (16).
4. a kind of frequency converter assembly support platform according to claim 2, which is characterized in that second support plate
(25) upper surface is fixedly installed with third support plate (26), and the upper surface is equipped with the first T-slot (12), the first T
The lower surface of type groove (12) is uniformly provided with multiple arcs slot (9), and the inside of the arc groove (9) is equipped with sphere (27), described
The upper surface of sphere (27) is equipped with rotor plate (10), and the upper surface of the rotor plate (10) is fixedly installed with rotating block (11).
5. a kind of frequency converter assembly support platform according to claim 4, which is characterized in that the rotating block (11)
Upper surface is equipped with groove (30), and the upper surface of the connecting rod (2) is symmetrically arranged with tool box (5).
6. a kind of frequency converter assembly support platform according to claim 4, which is characterized in that the rotating block (11)
Outside is equidistantly equipped with multiple push rods (29), and one end of the push rod (29) is fixedly installed with rotor (28).
7. a kind of frequency converter assembly support platform according to claim 4, which is characterized in that the rotating block (11)
Outside is equidistantly equipped with multiple special-shaped bars (31), and special-shaped bar (31) is located at the top of push rod (29), the special-shaped bar (31)
One end is connected with spring (32), and the top surface edge of the rotating block (11) is equidistantly connected with multiple pressure rams by pin shaft
(13), one end of the spring (32) is fixedly connected with pressure ram (13).
8. a kind of frequency converter assembly support platform according to claim 1, which is characterized in that first turntable (15)
It is socketed with Anti-slip cover with the outside of the second turntable (35), and the outside of Anti-slip cover is equipped with anti-skid design.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810818112.6A CN109048803A (en) | 2018-07-24 | 2018-07-24 | Support platform is used in a kind of assembly of frequency converter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810818112.6A CN109048803A (en) | 2018-07-24 | 2018-07-24 | Support platform is used in a kind of assembly of frequency converter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109048803A true CN109048803A (en) | 2018-12-21 |
Family
ID=64835236
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810818112.6A Withdrawn CN109048803A (en) | 2018-07-24 | 2018-07-24 | Support platform is used in a kind of assembly of frequency converter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109048803A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110965754A (en) * | 2019-12-31 | 2020-04-07 | 广西建工集团第五建筑工程有限责任公司 | Building construction device with protection function |
| CN111442864A (en) * | 2020-05-08 | 2020-07-24 | 佛山市顺德区信兆朗五金电子有限公司 | Automatic accurate type spring dynamometer |
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| CN2174715Y (en) * | 1993-11-06 | 1994-08-17 | 中国人民武装警察部队湖北省总队医院 | Multi-function infinitely variable angle-regulating direction gauge for X-ray photography |
| KR20110102601A (en) * | 2010-03-11 | 2011-09-19 | 한전케이피에스 주식회사 | Welding positioner for the machine welding |
| CN202180465U (en) * | 2011-06-09 | 2012-04-04 | 许晓华 | Multi-degree-of-freedom workbench |
| CN107081721A (en) * | 2017-06-08 | 2017-08-22 | 钟彩凤 | A kind of self-powered platform |
| CN107336200A (en) * | 2017-08-07 | 2017-11-10 | 襄阳中车电机技术有限公司 | A kind of rotary table frock |
| CN207316406U (en) * | 2017-10-12 | 2018-05-04 | 天津亿点无忧科技有限公司 | A kind of meeting camera stent |
| CN207372744U (en) * | 2017-10-31 | 2018-05-18 | 重庆亿恒汽车配件有限公司 | A kind of engine cylinder head clamp for machining of multi-faceted adjusting |
-
2018
- 2018-07-24 CN CN201810818112.6A patent/CN109048803A/en not_active Withdrawn
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2174715Y (en) * | 1993-11-06 | 1994-08-17 | 中国人民武装警察部队湖北省总队医院 | Multi-function infinitely variable angle-regulating direction gauge for X-ray photography |
| KR20110102601A (en) * | 2010-03-11 | 2011-09-19 | 한전케이피에스 주식회사 | Welding positioner for the machine welding |
| CN202180465U (en) * | 2011-06-09 | 2012-04-04 | 许晓华 | Multi-degree-of-freedom workbench |
| CN107081721A (en) * | 2017-06-08 | 2017-08-22 | 钟彩凤 | A kind of self-powered platform |
| CN107336200A (en) * | 2017-08-07 | 2017-11-10 | 襄阳中车电机技术有限公司 | A kind of rotary table frock |
| CN207316406U (en) * | 2017-10-12 | 2018-05-04 | 天津亿点无忧科技有限公司 | A kind of meeting camera stent |
| CN207372744U (en) * | 2017-10-31 | 2018-05-18 | 重庆亿恒汽车配件有限公司 | A kind of engine cylinder head clamp for machining of multi-faceted adjusting |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110965754A (en) * | 2019-12-31 | 2020-04-07 | 广西建工集团第五建筑工程有限责任公司 | Building construction device with protection function |
| CN111442864A (en) * | 2020-05-08 | 2020-07-24 | 佛山市顺德区信兆朗五金电子有限公司 | Automatic accurate type spring dynamometer |
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Application publication date: 20181221 |