CN108391519A - A kind of mechanical hand implement of the gardens with lighting device - Google Patents

A kind of mechanical hand implement of the gardens with lighting device Download PDF

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Publication number
CN108391519A
CN108391519A CN201810163548.6A CN201810163548A CN108391519A CN 108391519 A CN108391519 A CN 108391519A CN 201810163548 A CN201810163548 A CN 201810163548A CN 108391519 A CN108391519 A CN 108391519A
Authority
CN
China
Prior art keywords
rotating cylinder
crank
rack
rotation
manipulator
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Withdrawn
Application number
CN201810163548.6A
Other languages
Chinese (zh)
Inventor
张斌
Original Assignee
张斌
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by 张斌 filed Critical 张斌
Priority to CN201810163548.6A priority Critical patent/CN108391519A/en
Publication of CN108391519A publication Critical patent/CN108391519A/en
Withdrawn legal-status Critical Current

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Classifications

    • AHUMAN NECESSITIES
    • A01AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
    • A01BSOIL WORKING IN AGRICULTURE OR FORESTRY; PARTS, DETAILS, OR ACCESSORIES OF AGRICULTURAL MACHINES OR IMPLEMENTS, IN GENERAL
    • A01B71/00Construction or arrangement of setting or adjusting mechanisms, of implement or tool drive or of power take-off; Means for protecting parts against dust, or the like; Adapting machine elements to or for agricultural purposes
    • A01B71/02Setting or adjusting mechanisms
    • AHUMAN NECESSITIES
    • A01AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
    • A01DHARVESTING; MOWING
    • A01D69/00Driving mechanisms or parts thereof for harvesters or mowers
    • A01D69/02Driving mechanisms or parts thereof for harvesters or mowers electric
    • AHUMAN NECESSITIES
    • A01AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
    • A01DHARVESTING; MOWING
    • A01D69/00Driving mechanisms or parts thereof for harvesters or mowers
    • A01D69/06Gearings
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21LIGHTING
    • F21VFUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
    • F21V14/00Controlling the distribution of the light emitted by adjustment of elements
    • F21V14/04Controlling the distribution of the light emitted by adjustment of elements by movement of reflectors
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21LIGHTING
    • F21VFUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
    • F21V29/00Protecting lighting devices from thermal damage; Cooling or heating arrangements specially adapted for lighting devices or systems
    • F21V29/50Cooling arrangements
    • F21V29/70Cooling arrangements characterised by passive heat-dissipating elements, e.g. heat-sinks
    • F21V29/74Cooling arrangements characterised by passive heat-dissipating elements, e.g. heat-sinks with fins or blades
    • F21V29/76Cooling arrangements characterised by passive heat-dissipating elements, e.g. heat-sinks with fins or blades with essentially identical parallel planar fins or blades, e.g. with comb-like cross-section
    • F21V29/763Cooling arrangements characterised by passive heat-dissipating elements, e.g. heat-sinks with fins or blades with essentially identical parallel planar fins or blades, e.g. with comb-like cross-section the planes containing the fins or blades having the direction of the light emitting axis
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21LIGHTING
    • F21VFUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
    • F21V33/00Structural combinations of lighting devices with other articles, not otherwise provided for
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21LIGHTING
    • F21YINDEXING SCHEME ASSOCIATED WITH SUBCLASSES F21K, F21L, F21S and F21V, RELATING TO THE FORM OR THE KIND OF THE LIGHT SOURCES OR OF THE COLOUR OF THE LIGHT EMITTED
    • F21Y2115/00Light-generating elements of semiconductor light sources
    • F21Y2115/10Light-emitting diodes [LED]

Abstract

The invention discloses a kind of mechanical hand implement of gardens with lighting device, including rack, the rack is equipped with speed-changing driving device, the speed-changing driving device includes driving motor, belt pulley, crank holder, crank, sliding slot, sliding block, output wheel, the crank holder is set in rack, it is rotatablely equipped with crank on the crank holder, the round end of the crank is equipped with belt pulley, the belt pulley motor driving driven, the turn over end of the crank is connected with idler wheel, the sliding slot is set in rack, it is provided with screw rod along its length in the sliding slot, the sliding block is bolted on the screw rod, the sliding block is equipped with output shaft.The speed-changing driving device of the present invention is by the movement of screw rod adjusting slider, to make output wheel have the function of the state transformation of uniform motion and non-uniform movement, to have effects that be not easy to block cutter head in the operations such as loosen the soil, mow.

Description

A kind of mechanical hand implement of the gardens with lighting device
Technical field
The present invention relates to mechanical work technical fields, and in particular to a kind of machine manual task of the gardens with lighting device Equipment.
Background technology
Currently, robot manipulator structure design is complicated, and it is of high cost, it needs to improve;It loosens the soil, be easy to block cutter head in cutting operation, It needs to improve.
Invention content
(1) technical problems to be solved
Being used the technical problem to be solved in the present invention is to provide a kind of gardens has the mechanical hand implement of lighting device, with It is complicated to solve robot manipulator structure design in the prior art, it is of high cost, and loosen the soil, be easy to block asking for cutter head in cutting operation Topic.
(2) technical solution
In order to solve the above technical problems, the technical solution adopted in the present invention is:It a kind of gardens uses with lighting device Mechanical hand implement, including rack, the rack are equipped with speed-changing driving device, and the speed-changing driving device includes driving electricity Machine, belt pulley, crank holder, crank, sliding slot, sliding block, output wheel, the crank holder are set in rack, the crank branch Crank is rotatablely equipped on frame, the round end of the crank is equipped with belt pulley, and the belt pulley motor driving driven is described The turn over end of crank is connected with idler wheel, and the sliding slot is set in rack, is provided with screw rod, institute in the sliding slot along its length It states and is bolted with the sliding block on screw rod, the sliding block is equipped with output shaft, and the output shaft is rotatablely connected output wheel, the output Wheel is equipped with the groove of strip, and the idler wheel is set in the groove, turns where the output shaft and the belt pulley Moving axis axis is located in same level, and the belt pulley drives crank rotation to drive output wheel rotation by idler wheel;
Lighting device is additionally provided in the rack, the lighting device includes illumination lamp housing, is set in front of the illumination lamp housing There are illuminating lamp shade, the illumination lamp housing rear center to be equipped with fixed plate, the fixed plate is equipped with LED lamp panel, the photograph Bright lamp shell interior side is equipped with the first reflector, and the first adjusting rod, institute are equipped between first reflector and illumination lamp housing It states the other side inside illumination lamp housing and is equipped with the second reflector, being equipped with second between second reflector and illumination lamp housing is adjusted Bar, first reflector, the second reflective plate surface are equipped with reflective material layer, and the fixed plate rear is equipped with radiating fin Group is articulated and connected between first reflector, the second reflector and illumination lamp housing.
The rack is equipped with mechanical arm, and the mechanical arm connects robot device, and the robot device includes connection Mounting hole is equipped in the middle part of the support plate on mechanical arm, the support plate, rotation is described equipped with the first rotating cylinder in the mounting hole Rotation is equipped with manipulator rotating cylinder in first rotating cylinder, and first rotating cylinder and manipulator rotating cylinder are located at the both sides of support plate, and described the Internal messing toothed type ratchet is equipped in one rotating cylinder, the one end of the manipulator rotating cylinder is connected with pawl by ratchet spring, described Ratchet spring forces the pawl to be meshed with the internal messing toothed type ratchet and realizes single-direction transmission, the outer end of first rotating cylinder Face is equipped with convex annular wheel face, and the support plate is connected with rectangular sliding sleeve by strut, and sliding is equipped with rectangular in the rectangular sliding sleeve Slide bar, the rectangular slide bar pass through the manipulator rotating cylinder, the axial direction of the glide direction and manipulator rotating cylinder of the rectangular slide bar Parallel, one end of the rectangular slide bar is equipped with transverse support bar, and tension spring, institute are equipped between the transverse support bar and support plate Transverse support bar is stated equipped with bar is supported, the bar of supporting is connected to by the active force of tension spring on convex annular wheel face always, described It is set on the side adjacent with manipulator rotating cylinder in support plate there are two limiting steering column, the manipulator rotating cylinder is equipped with limit convex Portion, when manipulator drum rotation, the stopper protrusion can be resisted against two limiting steering columns, so that the manipulator rotating cylinder Angle of rotation be limited within the scope of 130 °, the ratchet of the internal messing toothed type ratchet is laid with 3, the manipulator rotating cylinder Rotation moves to next ratchet, the rotation of first rotating cylinder with pawl from a ratchet of the internal messing toothed type ratchet Bar is supported by the drive of convex annular wheel face to move along supporting pole length direction.
(3) advantageous effect
The present invention is compared to the prior art, has the advantages that:
The robot device of the present invention makes rectangular slide bar that stroke variation occur by the rotation of manipulator rotating cylinder, to Realize that the conversion of mechanical finger function, simple in structure, reasonable design have practicability.The speed-changing driving device of the present invention passes through The movement of screw rod adjusting slider, to make output wheel have the function of the state transformation of uniform motion and non-uniform movement, thus Loosening the soil, mow etc. in operations has effects that be not easy to block cutter head.
Description of the drawings
Fig. 1 is the layout of the present invention.
Fig. 2 is the structure chart of the speed-changing driving device of the present invention.
Fig. 3 is the exploded view of the speed-changing driving device of the present invention.
Fig. 4 is the stereogram of the robot device of the present invention.
Fig. 5 is the exploded view of the robot device of the present invention.
Fig. 6 is the structure chart of the manipulator rotating cylinder of the robot device of the present invention.
Fig. 7 is the structure chart of the first rotating cylinder of the robot device of the present invention.
Fig. 8 is the structure chart of the support plate of the robot device of the present invention.
Fig. 9 is the structure chart of the lighting device of the present invention.
Specific implementation mode
With reference to the accompanying drawings and embodiments, the specific implementation mode of the present invention is described in further detail.Implement below Example is not limited to the scope of the present invention for illustrating the present invention.
As shown in Figure 1 to Figure 3, the present invention provides a kind of mechanical hand implement of the gardens with lighting device, including Rack 100, the rack 100 are equipped with speed-changing driving device 40, and the speed-changing driving device 40 (is not schemed including driving motor Show), belt pulley 41, crank holder 42, crank 43, sliding slot 44, sliding block 45, output wheel 46, the crank holder 42 is set to machine On frame 100, crank 43 is rotatablely equipped on the crank holder 42, the round end of the crank 43 is equipped with belt pulley 41, institute It states the driving of 41 motor driven of belt pulley and rotates, the turn over end of the crank 43 is rotatably connected to idler wheel 47, the sliding slot 44 It is set in rack 100, is provided with screw rod 48 in the sliding slot 44 along its length, the sliding block is bolted on the screw rod 48 45, the sliding block 45 is equipped with output shaft 49, and the output shaft 49 is rotatablely connected output wheel 46, and the output wheel 46 is equipped with length The groove 461 of bar shaped, the setting direction of the groove 461 and the radius of the output wheel 46 coincide, and the idler wheel 47 is arranged In in the groove 461, the rotation axis axis where the output shaft 49 and the belt pulley 41 is located in same level, institute Stating belt pulley 41 drives the rotation of crank 43 to drive output wheel 46 to rotate by idler wheel 47;One end of the screw rod 48 is equipped with hand Handle 50.In actual job, output wheel can be used for connection operation cutter head, and operation cutter head can be loosen the soil use or use etc. of mowing Deng, when the pivot center of output shaft and belt pulley is located along the same line, output wheel output be uniform motion, be suitable for make The good situation of industry object;It is defeated when output shaft is located at from the pivot center of belt pulley on different straight lines after driving screw rod Go out wheel output is non-uniform movement, and speed and torque constantly change, and contribute to the blocking for understanding cutter head.
As shown in Fig. 1, Fig. 4 to Fig. 8, the rack 100 is equipped with mechanical arm 11, and the mechanical arm 11 connects manipulator dress 10 are set, the robot device 10 includes the support plate 12 being connected on mechanical arm 11, and 12 middle part of the support plate is equipped with installation Hole 13, the interior rotation of the mounting hole 13 are equipped with the first rotating cylinder 14, and rotation is equipped with manipulator rotating cylinder 15, institute in first rotating cylinder 14 It states the first rotating cylinder 14 and manipulator rotating cylinder 15 is located at the both sides of support plate 12, the mounting hole 13, the first rotating cylinder 14, manipulator turn Cylinder 15 is coaxial arrangement, and internal messing toothed type ratchet 141, the one end of the manipulator rotating cylinder 15 are equipped in first rotating cylinder 14 It is connected with pawl 17 by ratchet spring 16, the ratchet spring 16 forces the pawl 17 and the internal messing toothed type ratchet 141, which are meshed, realizes single-direction transmission, so that after manipulator turn 15 turns over an angle, pawl 17 is engaged in internal meshing ratchet 141, the outer end face of first rotating cylinder 14 is equipped with convex annular wheel face 142, and the support plate 12 is connected with rectangular by strut 18 Sliding sleeve 19,19 and first rotating cylinder 14 of the rectangular sliding sleeve are set to the homonymy of support plate 12, slide and be equipped in the rectangular sliding sleeve 19 Rectangular slide bar 20, the rectangular slide bar 20 pass through the manipulator rotating cylinder 15, glide direction and the machinery of the rectangular slide bar 20 The axial direction of hand rotating cylinder 15 is parallel, and one end of the rectangular slide bar 20 is equipped with transverse support bar 21, the transverse support bar 21 with Tension spring 22 is equipped between support plate 12, the transverse support bar 21 is equipped with and supports bar 23, and the bar 23 of supporting is by tension spring 22 Active force is connected to always on convex annular wheel face 142, the axial phase of the setting direction for supporting bar 23 and manipulator rotating cylinder 15 It is parallel, set that there are two limiting steering column 24, the manipulators in the support plate 12 on the side adjacent with manipulator rotating cylinder 15 Rotating cylinder 15 is equipped with stopper protrusion 25, the manipulator rotating cylinder 15 when rotating the stopper protrusion 25 can be resisted against two and turn to limit Position column 24, so that the angle of rotation of the manipulator rotating cylinder 15 is limited within the scope of 130 °, the spine of the internal messing toothed type ratchet 141 Tooth is laid with 3, and the rotation of the manipulator rotating cylinder 15 is with pawl 17 from a spine of the internal messing toothed type ratchet 141 Tooth moves to next ratchet, and the rotation of first rotating cylinder 14 supports bar 23 along supporting bar by the drive of convex annular wheel face 142 Length direction moves, and to drive rectangular slide bar 20 to be moved along rectangular sliding sleeve 19, on convex annular wheel face there are 3 positioning regions to be used for Position rectangular slide bar.
The course of work of the robot device is as follows:Manipulator rotating cylinder 15 is by the drive (not shown) of manipulator motor Realize positive and negative rotation, due to the limitation of two limiting steering columns, the angle of rotation of manipulator rotating cylinder 15 is limited within the scope of 130 °, machine Tool hand rotating cylinder only when rotation is abutted against to a wherein limiting steering column, just can make pawl 17 be engaged to internal messing toothed type ratchet 141, then the first rotating cylinder 14 can just be driven to rotate together, the first rotating cylinder will not be driven and rotate, first turn in the case of remaining Cylinder 14 is every time after 120 ° of rotation, and relative motion will be occurred with convex annular wheel face 142 by supporting bar 23, therefore rectangular slide bar 20 can have There are 3 movement travels, this 3 movement travels are transmitted to the mechanical finger (not shown) of end, there can be 3 specific actions State, such as correspond to the expansion of mechanical finger, hold, clutch state, in each state, manipulator rotating cylinder 15 can be certain Positive and negative rotation in angle, without the transformation of Crush trigger mobile phone state.
As shown in Fig. 1 and Fig. 9, lighting device 70 is additionally provided in the rack 100, the lighting device 70 includes headlamp Shell 71,71 front of the illumination lamp housing are equipped with illuminating lamp shade 72, and the 71 rear center of illumination lamp housing is equipped with fixed plate 73, The fixed plate 73 is equipped with LED lamp panel 74, and 71 interior side of illumination lamp housing is equipped with the first reflector 75, and described first The first adjusting rod 76 is equipped between reflector 75 and illumination lamp housing 71, it is anti-that the 71 inside other side of illumination lamp housing is equipped with second Tabula rasa 77 is equipped with the second adjusting rod 78, first reflector 75, second between second reflector 77 and illumination lamp housing 71 77 surface of reflector is equipped with reflective material layer 79, and 73 rear of the fixed plate is equipped with radiating fin group 80, and described first is reflective It is articulated and connected between plate 75, the second reflector 77 and illumination lamp housing 71.So when in use, it is adjusted in the first adjusting rod, second Realized respectively under the action of bar the first reflector, the second reflector swing aside or swing sideward it is dynamic, not only can be real Far and near adjusting is now illuminated, can also realize that illumination direction is adjusted to both sides, practicability is good.The fixed plate rear is equipped with heat dissipation Fins set.Radiating fin group can improve the heat dissipation area of LED lamp panel in this way, avoid the concentration of heat, improve heat dissipation effect, Extend the service life of lamps and lanterns.
The above is only a preferred embodiment of the present invention, it is noted that for the ordinary skill people of the art For member, without departing from the technical principles of the invention, several improvements and modifications can also be made, these improvements and modifications Also it should be regarded as protection scope of the present invention.

Claims (2)

1. a kind of gardens the mechanical hand implement with lighting device, including rack, which is characterized in that set in the rack There is a speed-changing driving device, the speed-changing driving device includes driving motor, belt pulley, crank holder, crank, sliding slot, sliding block, defeated Go out wheel, the crank holder is set in rack, and crank, the round end peace of the crank are rotatablely equipped on the crank holder Equipped with belt pulley, the belt pulley motor driving driven, the turn over end of the crank is connected with idler wheel, and the sliding slot is set to In rack, screw rod is provided in the sliding slot along its length, the sliding block is bolted on the screw rod, the sliding block is equipped with Output shaft, the output shaft are rotatablely connected output wheel, and the output wheel is equipped with the groove of strip, and the idler wheel is set to institute It states in groove, the rotation axis axis where the output shaft and the belt pulley is located in same level, the belt pulley band Dynamic crank rotation by idler wheel so that drive output wheel rotation;
Lighting device is additionally provided in the rack, the lighting device includes illumination lamp housing, is equipped with and shines in front of the illumination lamp housing Bright lamp cover, the illumination lamp housing rear center are equipped with fixed plate, and the fixed plate is equipped with LED lamp panel, the headlamp Shell interior side is equipped with the first reflector, and the first adjusting rod, the photograph are equipped between first reflector and illumination lamp housing The other side is equipped with the second reflector inside bright lamp shell, and the second adjusting rod is equipped between second reflector and illumination lamp housing, First reflector, the second reflective plate surface are equipped with reflective material layer, and the fixed plate rear is equipped with radiating fin group, institute It states and is articulated and connected between the first reflector, the second reflector and illumination lamp housing.
2. rack according to claim 1, which is characterized in that the rack is equipped with mechanical arm, the mechanical arm connection Robot device, the robot device include the support plate being connected on mechanical arm, and mounting hole is equipped in the middle part of the support plate, Rotation is equipped with the first rotating cylinder in the mounting hole, in first rotating cylinder rotation be equipped with manipulator rotating cylinder, first rotating cylinder and Manipulator rotating cylinder is located at the both sides of support plate, and internal messing toothed type ratchet is equipped in first rotating cylinder, the manipulator rotating cylinder One end is connected with pawl by ratchet spring, and the ratchet spring forces the pawl mutually to be nibbled with the internal messing toothed type ratchet It closes and realizes single-direction transmission, the outer end face of first rotating cylinder is equipped with convex annular wheel face, and the support plate passes through the strut side of being connected with Shape sliding sleeve, the interior sliding of the rectangular sliding sleeve are equipped with rectangular slide bar, and the rectangular slide bar passes through the manipulator rotating cylinder, described rectangular The glide direction of slide bar is parallel with the axial direction of manipulator rotating cylinder, and one end of the rectangular slide bar is equipped with transverse support bar, described Tension spring is equipped between transverse support bar and support plate, the transverse support bar is equipped with and supports bar, and the bar of supporting is by tension spring Active force is connected to always on convex annular wheel face, sets that there are two turn in the support plate on the side adjacent with manipulator rotating cylinder Limited post, the manipulator rotating cylinder are equipped with stopper protrusion, and when manipulator drum rotation, the stopper protrusion can be resisted against Two limiting steering columns, so that the angle of rotation of the manipulator rotating cylinder is limited within the scope of 130 °, the internal messing toothed type ratchet Ratchet be laid with 3, the rotation of the manipulator rotating cylinder is with pawl from a ratchet of the internal messing toothed type ratchet Next ratchet is moved to, the rotation of first rotating cylinder is supported bar by the drive of convex annular wheel face and transported along pole length direction is supported It is dynamic.
CN201810163548.6A 2018-02-27 2018-02-27 A kind of mechanical hand implement of the gardens with lighting device Withdrawn CN108391519A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201810163548.6A CN108391519A (en) 2018-02-27 2018-02-27 A kind of mechanical hand implement of the gardens with lighting device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201810163548.6A CN108391519A (en) 2018-02-27 2018-02-27 A kind of mechanical hand implement of the gardens with lighting device

Publications (1)

Publication Number Publication Date
CN108391519A true CN108391519A (en) 2018-08-14

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CN201810163548.6A Withdrawn CN108391519A (en) 2018-02-27 2018-02-27 A kind of mechanical hand implement of the gardens with lighting device

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Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN2250218Y (en) * 1995-12-05 1997-03-26 鞍山钢铁公司 Hand-held automatic magnetic force fixing saw machine
CN201706340U (en) * 2010-06-04 2011-01-12 北京工业大学 Light emitting diode (LED) street lamp with adjustable optical path and angle
CN102928305A (en) * 2012-11-14 2013-02-13 中国建筑第八工程局有限公司 Resonant mode composite material sheet fatigue tester
CN203417464U (en) * 2013-07-02 2014-02-05 广东澄星航模科技有限公司 Model airplane of single-airscrew multi-connecting-rod structure
CN103644273A (en) * 2013-11-25 2014-03-19 重庆市璧山爱华有限责任公司 Assembly machine speed change rotating mechanism
CN205388031U (en) * 2016-03-09 2016-07-20 西南石油大学 Adjustable electric fan angle of oscillation device
CN206045102U (en) * 2016-07-21 2017-03-29 翁建森 A kind of automated injection device with safety protection mechanism scalable dosage
CN107660935A (en) * 2017-10-30 2018-02-06 宁波景珍堂生物科技有限公司 Multifunctional baby health bed

Patent Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN2250218Y (en) * 1995-12-05 1997-03-26 鞍山钢铁公司 Hand-held automatic magnetic force fixing saw machine
CN201706340U (en) * 2010-06-04 2011-01-12 北京工业大学 Light emitting diode (LED) street lamp with adjustable optical path and angle
CN102928305A (en) * 2012-11-14 2013-02-13 中国建筑第八工程局有限公司 Resonant mode composite material sheet fatigue tester
CN203417464U (en) * 2013-07-02 2014-02-05 广东澄星航模科技有限公司 Model airplane of single-airscrew multi-connecting-rod structure
CN103644273A (en) * 2013-11-25 2014-03-19 重庆市璧山爱华有限责任公司 Assembly machine speed change rotating mechanism
CN205388031U (en) * 2016-03-09 2016-07-20 西南石油大学 Adjustable electric fan angle of oscillation device
CN206045102U (en) * 2016-07-21 2017-03-29 翁建森 A kind of automated injection device with safety protection mechanism scalable dosage
CN107660935A (en) * 2017-10-30 2018-02-06 宁波景珍堂生物科技有限公司 Multifunctional baby health bed

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Application publication date: 20180814

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Addressee: Zhang Bin

Document name: Notification of Approving Refund