CN109516201A - The removable light chuck clamping lifting device of side frame - Google Patents
The removable light chuck clamping lifting device of side frame Download PDFInfo
- Publication number
- CN109516201A CN109516201A CN201811408231.0A CN201811408231A CN109516201A CN 109516201 A CN109516201 A CN 109516201A CN 201811408231 A CN201811408231 A CN 201811408231A CN 109516201 A CN109516201 A CN 109516201A
- Authority
- CN
- China
- Prior art keywords
- inflator
- side frame
- cylinder
- piston
- lifting device
- 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.)
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65G—TRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
- B65G47/00—Article or material-handling devices associated with conveyors; Methods employing such devices
- B65G47/74—Feeding, transfer, or discharging devices of particular kinds or types
- B65G47/90—Devices for picking-up and depositing articles or materials
- B65G47/91—Devices for picking-up and depositing articles or materials incorporating pneumatic, e.g. suction, grippers
- B65G47/912—Devices for picking-up and depositing articles or materials incorporating pneumatic, e.g. suction, grippers provided with drive systems with rectilinear movements only
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65G—TRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
- B65G2201/00—Indexing codes relating to handling devices, e.g. conveyors, characterised by the type of product or load being conveyed or handled
- B65G2201/02—Articles
- B65G2201/0214—Articles of special size, shape or weigh
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Light Guides In General And Applications Therefor (AREA)
- Jigs For Machine Tools (AREA)
- Pinball Game Machines (AREA)
Abstract
The invention discloses a kind of light chuck clamping lifting devices that side frame is removable, including two side frames being arranged oppositely and sliding rail, described two side frames are slidably connected on the sliding rail, the sliding rail is equipped with double end motor and two threaded rods, two threaded rods are threaded in correspondingly on described two side frames, two threaded rods are connected on two power output heads of the double end motor, and the hand of spiral of described two threaded rods is opposite.The first purpose of this invention provides a kind of adjustable side frame of the distance between side frame removable light chuck clamping lifting device, to solve the problems, such as above-mentioned poor universality caused by existing side frame can not move.
Description
Technical field
The present invention relates to light production technical field, in particular to a kind of light chuck clamping lifting device that side frame is removable.
Background technique
In the production process of light disk, need to use the transfer for clamping lifting device progress optical fiber.Clamp lifting device
Including a pair of laterally disposed side frame, using time drum by then passing through hoisting mechanism after the angle gear grips on side frame
It is promoted.Existing clamping lifting device has the disadvantage that side frame can not move, so as to cause poor universality,
It has been that range between the maximum length and minimum length of be able to ascend light disk is small;Clamp is that electronic mode is clamped
's.
Summary of the invention
The first purpose of this invention provides a kind of adjustable side frame of the distance between side frame removable light disk folder
Tight lifting device, to solve the problems, such as above-mentioned poor universality caused by existing side frame can not move.
The removable light chuck clamping of side frame that second object of the present invention is further intended to provide a kind of pneumatic pinch mentions
Device is risen, to meet the needs of pneumatic pinch.
It is solved by the following technical programs when problem above: a kind of light chuck clamping lifting device that side frame is removable, packet
Include two side frames being arranged oppositely, which is characterized in that it further include sliding rail, described two side frames are slidably connected on the sliding rail,
The sliding rail is equipped with double end motor and two threaded rods, and two threaded rods are threaded in described two correspondingly
On side frame, two threaded rods are connected on two power output heads of the double end motor, described two threaded rods
Hand of spiral it is opposite.By the two threaded rod rotations of double end motor rotate driving to realize two when the technical program uses
The division of side frame is to adjust the distance between side frame, to pass through versatility.
Preferably, the promotion motor is driven by driving chain equipped with motor and elevator is promoted on the side frame
Elevator rotates, and drive rod is housed on the elevator, and the drive rod top is equipped with active pneumatic device, the active pneumatic
Device includes the first inflator, and first inflator is provided with first piston, and the drive rod connects first piston, the elevator
Outside is equipped with clamping device, and the clamping device includes driven pneumatic device, and the driven pneumatic device includes the second inflator, institute
It states the second inflator and is provided with second piston, first inflator connects the second inflator by the first tracheae, and second inflator is solid
Surely it is connected with fixed cylinder, described fixed cylinder one end is equipped with a pair of bifurcated cylinder inclined outward, bifurcated cylinder end passes through hinge
Seat and shaft are hinged with pushing cylinder, and described shaft one end is inserted into free bearing, and the other end is equipped with torsional spring, and the torsional spring is for pushing pushing cylinder
It is flared out;Push rod is fixed in the second piston, the push rod end is equipped with movable block, and the push rod end is equipped with movement
Block is fixed with steel wire on the movable block, and the shaft side is fixed with pulley, and the steel wire is fixedly connected around pulley and pushes away
Cylinder;The pushing cylinder end resists fiber reel lateral wall.The present invention does not need translation motor and pushes side frame mobile, it is only necessary to promote electricity
Machine drives active pneumatic device, and then pushes driven pneumatic device that pushing cylinder is rotated inward with respect to bifurcated cylinder, and then resist light
Fine disk lateral wall, does not need translation motor, and structure is simple, and cost is relatively low.Realize second goal of the invention.
Optionally, hollow ejector sleeve is cased in the pushing cylinder, the ejector sleeve is partially inserted into pushing cylinder, close in the pushing cylinder
Ejector sleeve side is fixed with the first fixed plate, and close pushing cylinder side is fixed with the second fixed plate in the ejector sleeve, and described first is fixed
Spring is additionally provided between plate and the second fixed plate, the spring is for providing so that the second fixed plate was shunk to the first fixed plate
Elastic force.
Optionally, the fixation with steel wire connects the second fixed plate.
Optionally, the ejector sleeve end fills flexible bowl-shape sucker, is equipped with absorbing cylinder, the absorbing cylinder in the ejector sleeve
It is connected to bowl-shape sucker bottom.
Optionally, it is fixedly connected with motion bar in the middle part of the fixed cylinder, the motion bar is fixedly connected with absorption pneumatic device, institute
The third piston that absorption pneumatic device includes third inflator and is mounted in third inflator is stated, the third piston is fixedly connected with work
Lever;The third inflator is connected to the second inflator of driven gas path device by tracheae.The present invention is arranged absorption pneumatic device and uses
The gas of bowl-shape sucker bottom is taken out, so that bowl-shape sucker is firmly adsorbed on the lateral wall of fiber reel.
Optionally, the lateral wall of third inflator bottom end connects annular flange, and the third inflator closes on annular flange
One end it is also outer be cased with sealing sliding sleeve, the sealing sliding sleeve is close to third inflator inner sidewall formation sealing device, the motion bar
Third piston is connected across sealing sliding sleeve;The third inflator is provided with check valve, and it is bowl-shape that the check valve allows gas to be located at
It is flowed to the check valve other side sucker side;The absorbing cylinder is by tracheae connection inside the sliding sleeve on the inside of third piston
Cavity.The present invention pushes third inflator to run away from sliding sleeve using driven pneumatic device, the extraction so that sliding sleeve internal cavities become larger
Sliding sleeve internal cavities gas on the inside of third piston.
Optionally, constant pressure exhaust valve is housed on the sealing sliding sleeve.
Preferably, the sliding rail is equipped with location dimples, the double end motor is according in the location dimples, institute
It states threaded rod and is equipped with positioning ring, the positioning ring on described two threaded rods is correspondingly the same as the two of the location dimples
A end wall matches.It can prevent two side frames while move in one direction and damaging motor and generate Centre position deviation.
Preferably, it is fixed to be designed with the support column when positioning ring abuts on end wall on two end walls of the location dimples
The support spin of position ring.Threaded rod is still able to turn unobstructedly when positioning ring being enabled to be connected on the end wall of location dimples
It is dynamic.
Compared with prior art, the technical program has the advantage that the distance between side frame is adjustable, and versatility is good.This
Invention does not need translation motor and pushes side frame mobile, it is only necessary to promote motor and drive active pneumatic device, and then push from taking offence
Dynamic device rotates inward pushing cylinder with respect to bifurcated cylinder, and then resists fiber reel lateral wall, does not need translation motor, structure letter
Single, cost is relatively low.
Detailed description of the invention
Fig. 1 is the schematic diagram of the embodiment of the present invention one.
Fig. 2 is the structural schematic diagram of the embodiment of the present invention two;
Fig. 3 is driven pneumatic device and clamping device deployed configuration schematic diagram in embodiment two;
Fig. 4 is driven pneumatic device and clamping device contraction structure schematic diagram in embodiment two;
Fig. 5 is the partial enlarged view at the A of Fig. 3.
1, side frame;2, motor is promoted;3, elevator;4, driving chain;5, drive rod;6, active pneumatic device;7, first
Inflator;8, first piston;9, clamping device;10, driven pneumatic device;11, the second inflator;12, second piston;13, the first gas
Pipe;14, fixed cylinder;15, bifurcated cylinder;16, free bearing;17, shaft;18, pushing cylinder;19, torsional spring;20, movable block;21, steel wire;22,
Pulley;23, pushing cylinder;24, ejector sleeve;25, the first fixed plate;26, the second fixed plate;27, spring;28, bowl-shape sucker;29, it adsorbs
Cylinder;30, motion bar;31, pneumatic device is adsorbed;32, third inflator;33, third piston;34, annular flange;35, check valve;
36, constant pressure exhaust valve;37, compressed spring;38, sliding sleeve is sealed;39, push rod.
Specific embodiment
Clear, complete description is carried out to technical solution of the present invention in the following with reference to the drawings and specific embodiments.
Embodiment one: referring to Fig. 1, a kind of light chuck clamping lifting device that side frame is removable, including sliding rail 40 and opposite direction are set
Two side frames 1 set.Two side frames are slidably connected on the sliding rail.Sliding rail is equipped with location dimples 41.Peace in location dimples
Equipped with double end motor 42.A threaded rod 42 is respectively connected on two power output heads of double end motor.Two threaded rods one are a pair of
It is threaded in answering on two side frames.The hand of spiral of two threaded rods is opposite.Threaded rod is equipped with positioning ring 43.Two spiral shells
Positioning ring on rasp bar is matched with two end walls 44 of location dimples correspondingly.It is all set on two end walls of location dimples
There is the support spin 45 of the support column positioning ring when positioning ring abuts on end wall.Pass through double end motor driven threaded rod when use
Rotation is to two side frame divisions of driving.When the consistent translation in two side frames generation directions, positioning ring is connected in support spin
To limit the generation of the translation.
Embodiment two, with the difference of embodiment one are as follows:
Referring to fig. 2, Fig. 3, Fig. 4 and Fig. 5, equipped with promoting motor 2 and elevator 3, the promotion motor pass through transmission chain on side frame
Item 4 drives elevator rotation, and drive rod 5 is housed on the elevator, and the drive rod top is equipped with active pneumatic device 6, institute
Stating active pneumatic device includes the first inflator 7, and first inflator is provided with first piston 8, and the drive rod connection first is living
Plug, the elevator outside are equipped with clamping device 9, and the clamping device includes driven pneumatic device 10, the driven pneumatic dress
It sets including the second inflator 11, second inflator is provided with second piston 12, and first inflator is connected by the first tracheae 13
Second inflator is also equipped with compressed spring between the second piston and the second inflator bottom end;Second inflator is fixedly connected with
Fixed cylinder 14, described fixed cylinder one end pass through free bearing 16 equipped with a pair of bifurcated cylinder 15 inclined outward, bifurcated cylinder end
It is hinged with pushing cylinder 18 with shaft 17, described shaft one end is inserted into free bearing, and the other end is equipped with torsional spring 19, and the torsional spring is for pushing
Pushing cylinder is flared out;It is fixed with push rod 39 in the second piston, the push rod end is equipped with movable block 20, on the movable block
It is fixed with steel wire 21, the shaft side is fixed with pulley 22, and the steel wire is fixedly connected with pushing cylinder 23 around pulley;The pushing cylinder
End resists fiber reel lateral wall.
Hollow ejector sleeve 24 is cased in the pushing cylinder, the ejector sleeve is partially inserted into pushing cylinder, close to ejector sleeve in the pushing cylinder
Side is fixed with the first fixed plate 25, and close pushing cylinder side is fixed with the second fixed plate 26 in the ejector sleeve, and described first is fixed
Spring 27 is additionally provided between plate and the second fixed plate, the spring is for providing so that the second fixed plate is shunk to the first fixed plate
Elastic force.The fixation with steel wire connects the second fixed plate.
The ejector sleeve end fills flexible bowl-shape sucker 28, and absorbing cylinder 29 is equipped in the ejector sleeve, and the absorbing cylinder connects
Lead to bowl-shape sucker bottom.It is fixedly connected with motion bar 30 in the middle part of the fixed cylinder, the motion bar is fixedly connected with absorption pneumatic device
31, the third piston 33 that the absorption pneumatic device includes third inflator 32 and is mounted in third inflator, the third piston
It is fixedly connected with motion bar;The third inflator is connected to the second inflator of driven gas path device by tracheae.
The lateral wall of third inflator bottom end connects annular flange 34, and the third inflator closes on one end of annular flange
Also outer to be cased with sealing sliding sleeve 38, the sealing sliding sleeve is close to third inflator inner sidewall and forms sealing device, and the motion bar passes through
It seals sliding sleeve and connects third piston;The third inflator is provided with check valve 35, and the check valve allows gas to be located at bowl-shape suction
It is flowed to the check valve other side disk side;The absorbing cylinder is located at the sliding sleeve inside sky on the inside of third piston by tracheae connection
Chamber;Compressed spring 37 is additionally provided between the third piston and third inflator bottom end.It is vented on the sealing sliding sleeve equipped with constant pressure
Valve 36.
When the embodiment of the present invention is implemented, promotes motor and active pneumatic device is driven to increase air pressure in the first inflator, in turn
The movable block in driven pneumatic device is pushed to move, so that steel wire relaxation, so that pushing cylinder is rotated inward with respect to bifurcated cylinder, and then is supported
Firmly fiber reel lateral wall, while steel wire relaxation is so that spring pushes ejector sleeve movement, so that the extruding of bowl-shape sucker is tightly attached to fiber reel
Lateral wall on;And driven pneumatic device pushes third inflator away from sliding sleeve operation, the extraction the so that sliding sleeve internal cavities become larger
Sliding sleeve internal cavities gas on the inside of three pistons;The gas of bowl-shape sucker bottom is taken out, so that bowl-shape sucker is firmly adsorbed on
On the lateral wall of fiber reel.
Claims (10)
1. a kind of light chuck clamping lifting device that side frame is removable, including two side frames being arranged oppositely, which is characterized in that also wrap
Sliding rail is included, described two side frames are slidably connected on the sliding rail, and the sliding rail is equipped with double end motor and two threaded rods, institute
It states two threaded rods to be threaded in correspondingly on described two side frames, two threaded rods are connected to described double
On two power output heads of head motor, the hand of spiral of described two threaded rods is opposite.
2. the removable light chuck clamping lifting device of side frame as described in claim 1, which is characterized in that be equipped on the side frame
Motor and elevator are promoted, the promotion motor drives elevator to rotate by driving chain, equipped with transmission on the elevator
Bar, the drive rod top are equipped with active pneumatic device, and the active pneumatic device includes the first inflator, in first inflator
Equipped with first piston, the drive rod connects first piston, and clamping device, the clamping device packet are housed on the outside of the elevator
Including driven pneumatic device, the driven pneumatic device includes the second inflator, and second inflator is provided with second piston, and described the
Compressed spring is also equipped between two pistons and the second inflator bottom end;First inflator connects the second inflator by the first tracheae,
Second inflator is fixedly connected with fixed cylinder, and described fixed cylinder one end is equipped with a pair of bifurcated cylinder inclined outward, and described point
Fork cylinder end is hinged with pushing cylinder by free bearing and shaft, and described shaft one end is inserted into free bearing, and the other end is equipped with torsional spring, the torsion
Spring is for pushing pushing cylinder to be flared out;Push rod is fixed in the second piston, the push rod end is equipped with movable block, the shifting
Steel wire is fixed on motion block, the shaft side is fixed with pulley, and the steel wire is fixedly connected with pushing cylinder around pulley;The pushing cylinder
End resists fiber reel lateral wall.
3. the removable light chuck clamping lifting device of side frame as claimed in claim 2, which is characterized in that be cased in the pushing cylinder
Hollow ejector sleeve, the ejector sleeve are partially inserted into pushing cylinder, are fixed with the first fixed plate close to ejector sleeve side in the pushing cylinder, described
It is fixed with the second fixed plate close to pushing cylinder side in ejector sleeve, is additionally provided with spring between first fixed plate and the second fixed plate,
The spring is for providing so that the elastic force that the second fixed plate is shunk to the first fixed plate.
4. the removable light chuck clamping lifting device of side frame as claimed in claim 3, which is characterized in that the fixation with steel wire connects
Connect the second fixed plate.
5. the removable light chuck clamping lifting device of side frame as claimed in claim 4, which is characterized in that the ejector sleeve end is equipped with
The bowl-shape sucker of elasticity, the ejector sleeve is interior to be equipped with absorbing cylinder, and the absorbing cylinder is connected to bowl-shape sucker bottom.
6. the removable light chuck clamping lifting device of side frame as claimed in claim 5, which is characterized in that in the middle part of the fixed cylinder
Be fixedly connected with motion bar, the motion bar is fixedly connected with absorption pneumatic device, the absorption pneumatic device include third inflator and
The third piston being mounted in third inflator, the third piston are fixedly connected with motion bar;The third inflator is connected by tracheae
Lead to the second inflator of driven gas path device.
7. the removable light chuck clamping lifting device of side frame as claimed in claim 6, which is characterized in that third inflator bottom
The lateral wall at end connects annular flange, and one end that the third inflator closes on annular flange is also cased with sealing sliding sleeve outside, described close
It seals sliding sleeve and is close to third inflator inner sidewall formation sealing device, the motion bar passes through sealing sliding sleeve and connects third piston;It is described
Third inflator is provided with check valve, and the check valve allows gas to be located at flowing to the check valve other side for bowl-shape sucker side;
The absorbing cylinder is located at the sliding sleeve internal cavities on the inside of third piston by tracheae connection;The third piston and third inflator bottom
Compressed spring is additionally provided between end.
8. the removable light chuck clamping lifting device of side frame as claimed in claim 7, which is characterized in that on the sealing sliding sleeve
Equipped with constant pressure exhaust valve.
9. the removable light chuck clamping lifting device of side frame as described in claim 1, which is characterized in that the sliding rail is equipped with
Location dimples, for the double end motor according in the location dimples, the threaded rod is equipped with positioning ring, described two spiral shells
The positioning ring on rasp bar is matched with two end walls of the location dimples correspondingly.
10. the removable light chuck clamping lifting device of side frame as claimed in claim 9, which is characterized in that the location dimples
Two end walls on be designed with the support spin of the support column positioning ring when positioning ring abuts on end wall.
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201811408231.0A CN109516201B (en) | 2018-11-23 | 2018-11-23 | Optical fiber disc clamping and lifting device with movable side frame |
CN202010375664.1A CN111392420B (en) | 2018-11-23 | 2018-11-23 | Light disc clamping and lifting device with movable side frame |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201811408231.0A CN109516201B (en) | 2018-11-23 | 2018-11-23 | Optical fiber disc clamping and lifting device with movable side frame |
Related Child Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN202010375664.1A Division CN111392420B (en) | 2018-11-23 | 2018-11-23 | Light disc clamping and lifting device with movable side frame |
Publications (2)
Publication Number | Publication Date |
---|---|
CN109516201A true CN109516201A (en) | 2019-03-26 |
CN109516201B CN109516201B (en) | 2020-07-03 |
Family
ID=65777709
Family Applications (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN202010375664.1A Active CN111392420B (en) | 2018-11-23 | 2018-11-23 | Light disc clamping and lifting device with movable side frame |
CN201811408231.0A Active CN109516201B (en) | 2018-11-23 | 2018-11-23 | Optical fiber disc clamping and lifting device with movable side frame |
Family Applications Before (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN202010375664.1A Active CN111392420B (en) | 2018-11-23 | 2018-11-23 | Light disc clamping and lifting device with movable side frame |
Country Status (1)
Country | Link |
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CN (2) | CN111392420B (en) |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN110005666A (en) * | 2019-04-24 | 2019-07-12 | 恩比尔(厦门)机械制造有限公司 | The quick gripping body of electric wheelchair car body |
CN110893969A (en) * | 2019-12-20 | 2020-03-20 | 武义普巴机械设备有限公司 | A freight picks up floor truck for intelligent warehouse |
CN112952657A (en) * | 2021-03-30 | 2021-06-11 | 重庆航天职业技术学院 | Fixing device for communication engineering cable |
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JPH0697259A (en) * | 1992-09-11 | 1994-04-08 | Hitachi Ltd | Wafer transfer mechanism |
JPH07116984A (en) * | 1993-08-30 | 1995-05-09 | Sanyo Electric Co Ltd | Robot hand and part supplier using this robot hand |
JP2000351443A (en) * | 1999-06-09 | 2000-12-19 | Matsushita Electric Ind Co Ltd | Carrying supplying device of plate for battery |
CN205608640U (en) * | 2016-05-06 | 2016-09-28 | 重庆应用技术职业学院 | Fixing device is installed fast to pneumatic clamp type computer motherboard |
CN108343704A (en) * | 2017-12-27 | 2018-07-31 | 周豪杰 | A kind of nut processing clamping device |
CN108529323A (en) * | 2018-03-28 | 2018-09-14 | 绍兴柯桥永豪纺织有限公司 | A kind of adaptable textile winding device |
CN108650860A (en) * | 2018-07-06 | 2018-10-12 | 张传达 | A kind of heat radiation protection device of electromechanical equipment |
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CN104249173B (en) * | 2014-09-16 | 2017-01-11 | 芜湖市华益阀门制造有限公司 | Support for rotary radial drilling fixture for disc parts |
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Publication number | Priority date | Publication date | Assignee | Title |
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JPH0697259A (en) * | 1992-09-11 | 1994-04-08 | Hitachi Ltd | Wafer transfer mechanism |
JPH07116984A (en) * | 1993-08-30 | 1995-05-09 | Sanyo Electric Co Ltd | Robot hand and part supplier using this robot hand |
JP2000351443A (en) * | 1999-06-09 | 2000-12-19 | Matsushita Electric Ind Co Ltd | Carrying supplying device of plate for battery |
CN205608640U (en) * | 2016-05-06 | 2016-09-28 | 重庆应用技术职业学院 | Fixing device is installed fast to pneumatic clamp type computer motherboard |
CN108343704A (en) * | 2017-12-27 | 2018-07-31 | 周豪杰 | A kind of nut processing clamping device |
CN108529323A (en) * | 2018-03-28 | 2018-09-14 | 绍兴柯桥永豪纺织有限公司 | A kind of adaptable textile winding device |
CN108650860A (en) * | 2018-07-06 | 2018-10-12 | 张传达 | A kind of heat radiation protection device of electromechanical equipment |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN110005666A (en) * | 2019-04-24 | 2019-07-12 | 恩比尔(厦门)机械制造有限公司 | The quick gripping body of electric wheelchair car body |
CN110893969A (en) * | 2019-12-20 | 2020-03-20 | 武义普巴机械设备有限公司 | A freight picks up floor truck for intelligent warehouse |
CN112952657A (en) * | 2021-03-30 | 2021-06-11 | 重庆航天职业技术学院 | Fixing device for communication engineering cable |
Also Published As
Publication number | Publication date |
---|---|
CN111392420A (en) | 2020-07-10 |
CN109516201B (en) | 2020-07-03 |
CN111392420B (en) | 2021-07-02 |
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