CN208378326U - Material lifting body - Google Patents
Material lifting body Download PDFInfo
- Publication number
- CN208378326U CN208378326U CN201820965342.0U CN201820965342U CN208378326U CN 208378326 U CN208378326 U CN 208378326U CN 201820965342 U CN201820965342 U CN 201820965342U CN 208378326 U CN208378326 U CN 208378326U
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- China
- Prior art keywords
- lead screw
- supporting element
- fixed plate
- lifting body
- material tray
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Abstract
The utility model discloses a kind of material lifting body, which includes fixed bracket, and the support bracket fastened upper end is equipped with location hole;Material tray;Location hole is stretched out in one end of supporting element, the supporting element, and abuts the material tray;Driving assembly, the driving component include output shaft;Lead screw pair, the lead screw pair includes lead screw and the feed screw nut for being socketed on the lead screw, the lead screw is connect with the fixed holder pivots, the feed screw nut abuts the end that the supporting element deviates from the material tray, the output shaft drives the lead screw rotation, the feed screw nut moves up and down with respect to lead screw, and the supporting element and the material tray is driven to move up and down.Technical solutions of the utility model aim at higher lifting travel, and small volume.
Description
Technical field
The utility model relates to lifting device technical field, in particular to a kind of material lifting body.
Background technique
With the development of social science and technology, hoistable platform uses very extensive in all trades and professions, either mechanic
Journey field, field of civil engineering, or in building trade, require to assemble mechanized equipment or the height tune of instrument
Whole etc., various hoistable platforms all play extremely important effect.Electric lifting platform has light-weight, conveniently moving, steady
The features such as qualitative good.Therefore, it is widely used in the installation maintenances such as power circuit, electric lighting, overhead pipeline.However, existing
The direct driven member driving of the pallet of some hoistable platforms so causes lifting to be formed lower to realize up and down motion.And
For needing the extreme occasion of big stroke lifting in some small spaces, the volume of elevation and subsidence mechanical is also very huge to be difficult to meet work
Range request.
Utility model content
The main purpose of the utility model is to provide a kind of material lifting body, it is intended to realize higher lifting travel, and
And small volume.
To achieve the above object, material lifting body provided by the utility model, comprising:
Fixed bracket, the support bracket fastened upper end are equipped with location hole;
Material tray;
Location hole is stretched out in one end of supporting element, the supporting element, and abuts the material tray;
Driving assembly, the driving component include output shaft;
Lead screw pair, the lead screw pair include lead screw and the feed screw nut for being socketed on the lead screw, the lead screw with it is described solid
Fixed rack rotation connection, the feed screw nut abut the end that the supporting element deviates from the material tray, the output shaft band
The lead screw rotation is moved, the feed screw nut moves up and down with respect to lead screw, drives the supporting element and the material tray or more
Movement.
Optionally, the supporting element includes support plate and the support rod set on one surface of support plate, the lead screw spiral shell
Mother is connected to the side that the support plate deviates from the support rod;
The support rod stretches out the location hole, material support described in end abutment of the support rod far from the support plate
Disk.
Optionally, the supporting element includes at least two support rods, and two support rods are spaced apart from each other setting;
The fixed bracket includes at least two mutual spaced location holes, and a support rod stretches out a positioning
Hole.
Optionally, the support plate is formed through hole, and the through hole is stretched out in the part of the lead screw;
The feed screw nut is also formed with flange, and the through hole is stretched out in the part of the feed screw nut, the flange with
The support plate is fixedly connected.
Optionally, the fixed bracket includes the first fixed plate, the second fixed plate, third fixed plate and the 4th fixed plate,
First fixed plate, second fixed plate, the third fixed plate and the 4th fixed plate are sequentially connected, common to enclose
Form installation space;
The location hole is set to the third fixed plate, and the material tray is arranged adjacent to the third fixed plate;
The supporting element and the lead screw pair are mounted in the installation space, and the material tray is located at the installation
Outside space.
Optionally, the fixed bracket further includes the first leading screw bearing and second screw bearing seat, first leading screw bearing
Set on the first fixed plate, the second screw bearing seat is set to third fixed plate, and the end of the lead screw is rotatably coupled respectively
In first leading screw bearing and the second screw bearing seat.
Optionally, the fixed bracket further includes the linear bearing set on the positioning hole, the linear bearing and institute
It states third fixed plate to be fixedly connected, the support rod partially passes through the linear bearing.
Optionally, the driving component includes:
Motor, the motor include output shaft;
At least two synchronizing wheels, a synchronizing wheel are socketed on lead screw, and a synchronizing wheel is socketed on the output shaft;And
Synchronous belt, the synchronous belt bypass two synchronizing wheels.
Optionally, the material lifting body further includes optoelectronic switch and baffle, and the optoelectronic switch and the fixation are propped up
Frame is fixedly connected, and the optoelectronic switch is formed with inductive slot, and the baffle is fixedly connected with the supporting element, and partially protrudes into institute
State inductive slot;
The supporting element drives the baffle mobile relative to the inductive slot, and the optoelectronic switch is made to control the material top
Rise mechanism work.
Optionally, the material tray includes carrier and is bonded fixed abutting plate, the abutting with the carrier
Plate is fixedly connected with the supporting element.
The technical solution of the utility model has the fixation bracket of installation space by setting, and respectively in installation space
Supporting element, the arranging thing material torr disk outside installation space, and setting driving assembly and lead screw pair are set, and pass through driving assembly
Output shaft drives the lead screw and feed screw nut of lead screw pair, when needing spent material lifting body, starts driving assembly, driving group
The output shaft of part drives the lead screw rotation of lead screw pair, so that feed screw nut moves up and down with respect to lead screw, since supporting element abuts silk
Thick stick nut, so that feed screw nut drives supporting element to move up and down, and then realizes jack-up or decline of the supporting element to material tray, by
In setting supporting element and the movement of material tray is supported, and convenient for improving lifting travel, and since location hole is arranged, and makes to prop up
Support member has stretched out location hole, saves the space of installation.In this way, higher lifting may be implemented in the technical solution of the utility model
Stroke, and small volume.
Detailed description of the invention
In order to illustrate the embodiment of the utility model or the technical proposal in the existing technology more clearly, below will be to embodiment
Or attached drawing needed to be used in the description of the prior art is briefly described, it should be apparent that, the accompanying drawings in the following description is only
It is some embodiments of the utility model, for those of ordinary skill in the art, in the premise not made the creative labor
Under, the structure that can also be shown according to these attached drawings obtains other attached drawings.
Fig. 1 is the structural schematic diagram of one embodiment of the utility model material lifting body;
Fig. 2 is the main view of one embodiment of the utility model material lifting body;
Fig. 3 is the left view of one embodiment of the utility model material lifting body;
Fig. 4 is the structural schematic diagram of one embodiment of feed screw nut of the utility model material lifting body.
Drawing reference numeral explanation:
The embodiments will be further described with reference to the accompanying drawings for the realization, functional characteristics and advantage of the utility model aim.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describing, it is clear that described embodiment is only a part of the embodiment of the utility model, rather than all
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are not making creative work premise
Under every other embodiment obtained, fall within the protection scope of the utility model.
It is to be appreciated that the directional instruction (such as up, down, left, right, before and after ...) of institute in the utility model embodiment
It is only used for explaining in relative positional relationship, the motion conditions etc. under a certain particular pose (as shown in the picture) between each component, such as
When the fruit particular pose changes, then directionality instruction also correspondingly changes correspondingly.
In addition, the description for being related to " first ", " second " etc. in the present invention is used for description purposes only, and cannot understand
For its relative importance of indication or suggestion or implicitly indicate the quantity of indicated technical characteristic.Define as a result, " first ",
The feature of " second " can explicitly or implicitly include at least one of the features.In addition, the technical side between each embodiment
Case can be combined with each other, but must be based on can be realized by those of ordinary skill in the art, when the combination of technical solution
Conflicting or cannot achieve when occur will be understood that the combination of this technical solution is not present, also not in the requires of the utility model
Protection scope within.
The utility model proposes a kind of material lifting bodies 100.
Referring to figs. 1 to Fig. 4, the material lifting body 100 that technical solutions of the utility model propose includes:
The upper end of fixed bracket 10, the fixed bracket 10 is equipped with location hole;
Material tray 20;
Location hole is stretched out in one end of supporting element 30, the supporting element 30, and abuts the material tray 20;
Driving assembly 40, the driving component 40 include output shaft;
Lead screw pair 50, the lead screw pair 50 include lead screw 51 and the feed screw nut 53 for being socketed on the lead screw 51, the silk
Thick stick 51 and the fixed bracket 10 are rotatablely connected, and the feed screw nut 53 abuts the supporting element 30 away from the material tray 20
End, the output shaft drives the lead screw 51 to rotate, and the opposite lead screw 51 of the feed screw nut 53 moves up and down, described in drive
Supporting element 30 and the material tray 20 move up and down.
The technical solution of the utility model has the fixation bracket 10 of installation space 15 by setting, and empty in installation respectively
Between supporting elements 30 are set in 15, in the outer arranging thing material torr disk 20 of installation space 15, and driving assembly 40 and lead screw pair 50 are set,
And the lead screw 51 and feed screw nut 53 of lead screw pair 50 are driven by the output shaft of driving assembly 40, when needing spent material jack
When structure 100, start driving assembly 40, the output shaft of driving assembly 40 drives the lead screw 51 of lead screw pair 50 to rotate, thus lead screw spiral shell
Mother 53 is opposite, and lead screw 51 moves up and down, since supporting element 30 abuts feed screw nut 53, so that feed screw nut 53 drives supporting element 30
It moves up and down, and then realizes jack-up or decline of the supporting element 30 to material tray 20, due to setting supporting element 30 and support material
The movement of pallet 20, and convenient for improving lifting travel, and since location hole is arranged, and supporting element 30 is made to have stretched out location hole,
Save the space of installation.In this way, the technical solution of the utility model may be implemented higher lifting travel, and volume compared with
It is small.
In the embodiment of the application, which is substantially arranged in framework, and the specific framework is rectangle frame
Body is arranged such convenient for installing to supporting element 30 and lead screw pair 50.The material tray 20 setting substantially in the shape of an " I ", from
And convenient for carrying out support to material, and weight is saved, and then can reduce the output power of driving assembly 40, it is easy to use.
In the present embodiment, which can be ball screw assembly, 50, and ball screw assembly, 50 can convert rotational motion to line
Property movement, or torque is converted into axial repeated action power, while having both high-precision, invertibity and efficient feature.In this way,
Supporting element 30 and the transmission effect of material tray 20 can be made more preferable.
It is understood that the driving assembly 40 can perhaps the transmission of gear fluted disc or chain pass by gear drive
The kinds of drive such as dynamic, to make the output shaft of driving assembly 40 that lead screw 51 be driven to rotate.And for the ease of supporting and being driven,
The fixation bracket 10, supporting element 30 are all made of metal material production.
Referring to Fig.1, Fig. 2, in the embodiment of the application, the supporting element 30 is including support plate 33 and is set to the branch
The support rod 31 on 33 1 surface of fagging, the feed screw nut 53 are connected to one that the support plate 33 deviates from the support rod 31
Side;
The support rod 31 stretches out the location hole, described in end abutment of the support rod 31 far from the support plate 33
Material tray 20.Support plate 33, which is arranged, can increase the contact area of feed screw nut 53 Yu supporting element 30, consequently facilitating lead screw spiral shell
Mother 53 is fixed to each other with supporting element 30, and promotes the two and abut transmission effect.Setting support rod 31 can promote supporting element 30
Support stroke, so as to so that 20 lifting travel of material tray of material lifting body 100 is bigger.When feed screw nut 53 abuts
When driving support plate 33, support rod 31 movably is moved in location hole, to realize the elevating control to material tray 20.
In the embodiment of the application, the support plate 33 and support rod 31 are integrally formed setting, and such setting can make its structure
Simply, and rigging error is reduced, be easy to use.Or the support plate 33 and support rod 31 are split settings, the two can adopt
It is fixed to each other with spiro connecting piece, consequently facilitating being convenient for dismounting and change in a certain parts damages.
It should be noted that preferably the end of support rod 31 is supported when 31 quantity of support rod of supporting element 30 is one
The center of material tray 20 is connect, consequently facilitating material tray 20 is made to keep stablizing.It is understood that the support rod 31 can be
Round bar or square bar etc. set round bar for support rod 31 in the present embodiment as long as easy to support, so set, being convenient for
Processing and installation.
In the embodiment of the application, the supporting element 30 includes at least two support rods 31, two 31 phases of support rod
Mutually interval setting;
The fixed bracket 10 includes at least two mutual spaced location holes (not shown), and a support rod 31 is stretched
A location hole out.Two support rods 31 and two location holes, which are arranged, can make supporting element 30 more flat to the lifting of material tray 20
Surely, to improve the safety coefficient of material lifting body 100 under the support of longer distance.
Referring to Fig.1, Fig. 2, Fig. 4, in the embodiment of the application, the support plate 33 is formed through hole 331, described
The through hole 331 is stretched out in the part of lead screw 51;
The feed screw nut 53 is also formed with flange 531, and the through hole 331 is stretched out in the part of the feed screw nut 53,
The flange 531 is fixedly connected with the support plate 33.
Through hole 331, which is arranged, can make lead screw 51 and the installation of supporting element 30 more compact, convenient for reducing material lifting body
100 installation volume.Specifically, forming flange 531 in the end of feed screw nut 53.It is understood that 33 He of support plate
Flange 531 is equipped with connecting hole 333, and material lifting body 100 further includes connector, which passes through connecting hole 333, thus
It is fixedly connected with feed screw nut 53 with support plate 33.And the flange 531 can be the other shapes setting such as rectangular or round,
As long as facilitating fixed.
Referring to figs. 1 to Fig. 3, in the embodiment of the application, the fixed bracket 10 includes the first fixed plate 11, second
Fixed plate 12, third fixed plate 13 and the 4th fixed plate 14, first fixed plate 11, second fixed plate 12, described
Three fixed plates 13 and the 4th fixed plate 14 are sequentially connected, and are enclosed installation space 15 jointly;
The location hole is set to the third fixed plate 13, and the material tray 20 is set adjacent to the third fixed plate 13
It sets;
The supporting element 30 and the lead screw pair 50 are mounted in the installation space 15, and the material tray 20 is located at
Outside the installation space 15.
In the present embodiment, which is formed with installation space 15, and the supporting element 30 and lead screw pair 50 are equal
It is installed in installation space 15, to keep the structure of material lifting body 100 more compact, reduces material lifting body 100
Volume.When feed screw nut 53 abuts supporting element 30, installation space 15 is stretched out in the part of support rod 31, and drives material tray
20 liftings, since material tray 20 to be set to outside installation space 15, consequently facilitating improving lifting travel.
In the embodiment of the application, first fixed plate 11, the second fixed plate 12, third fixed plate 13 and the 4th are solid
Fixed board 14 can be mutually detachably connected, first fixed plate 11, the second fixed plate 12, third fixed plate 13 and the 4th fixed plate
14 are equipped with connecting hole 333, pass through connecting hole 333 by connector, realize the first fixed plate 11, the second fixed plate 12, third
Fixed plate 13 and the 4th fixed plate 14 are detachably connected.Specifically, the connector can be spiro connecting piece, which can
Think bolt apertures.The setting being detachably connected can be such that fixed 10 height of bracket is set according to actual needs, and
Different fixation brackets 10 highly corresponds to different 51 length of lead screw, as long as being easy to use.
Referring to Fig.1, Fig. 2, in the embodiment of the application, the fixed bracket 10 further includes 16 He of the first leading screw bearing
Second screw bearing seat 17, first leading screw bearing 16 are set to the first fixed plate 11, and the second screw bearing seat 17 is set to third
Fixed plate 13, the end of the lead screw 51 are rotatably connected at first leading screw bearing 16 and the second lead screw branch respectively
Seat 17.In the present embodiment, first leading screw bearing 16 and second screw bearing seat 17 include support body, the support body shape
At there is mounting hole, bearing is equipped in the mounting hole, the end of the lead screw 51 is protruded into bearing, so that lead screw 51 be made preferably to turn
It is dynamic.
Referring to Fig. 2, in the embodiment of the application, the fixed bracket 10 further includes set on the straight of the positioning hole
Spool holds 18, and the linear bearing 18 is fixedly connected with the third fixed plate 13, and partially passing through for the support rod 31 is described
Linear bearing 18.Linear bearing 18 is a kind of linear motion system, is used for rectilinear path, is used cooperatively with cylindrical shaft.Due to
Bearing ball and bearing outside point contact, steel ball are rolled with the smallest frictional resistance, therefore linear bearing 18 has friction small, and are compared
It is more stable, do not change with bearing speed, high sensitivity, steady linear motion with high accuracy can be obtained.Consequently facilitating support rod
31 linear motion up and down improves the effect for abutting driving material tray 20.
Referring to figs. 1 to Fig. 3, in the embodiment of the application, the driving component 40 includes:
Motor 41, the motor 41 include output shaft;
At least two synchronizing wheels 42, a synchronizing wheel 42 are socketed on lead screw 51, and a synchronizing wheel 42 is socketed on described defeated
Shaft;And
Synchronous belt 43, the synchronous belt 43 bypass two synchronizing wheels 42.
Specifically, the motor 41 is stepper motor 41, setting synchronizing wheel 42 can make the transmission of synchronous belt 43 more stable, object
Material lifting body 100 is additionally provided with the motor fixing plate 80 of fixed motor 41, fixes to realize to motor 41.In the present embodiment
In, it is driven by level synchronization band 43, due to 43 springiness of synchronous belt, shock and vibration can be mitigated, therefore operate
Steadily, noise is lower when work, and the structure of belt transmission is simple, and manufacturing cost is low, convenient for installation and maintenance.
It in the present embodiment, can also be by the outside of belt (away from the side of output shaft and synchronizing wheel 42), setting
Extruding wheel, synchronous belt 43 of the extruding wheel abutting between two synchronizing wheels 42, increase synchronous belt 43 and two synchronizing wheels 42
Tensile force prevents synchronous belt 43 from skidding, further increases the reliability of driving assembly 40.
In the embodiment of the application, the material lifting body 100 further includes optoelectronic switch 60 and baffle 70, described
Optoelectronic switch 60 is fixedly connected with the fixed bracket 10, and the optoelectronic switch 60 is formed with inductive slot, the baffle 70 and institute
It states supporting element 30 to be fixedly connected, and partially protrudes into the inductive slot;
The supporting element 30 drives the baffle 70 mobile relative to the inductive slot, controls the optoelectronic switch 60 described
Material lifting body 100 works.
In the present embodiment, which can use PC plastic, certainly, should using the technique of injection molding when processing
Baffle 70 can also use metal or other materials, as long as can preferably be contained in the inductive slot of optoelectronic switch 60.It can manage
Solution, which further includes controller, and the optoelectronic switch 60 and motor 41 electrically connect with controller respectively
It connects, so that user can realize the control to motor 41 by the induction of optoelectronic switch 60 as a result, operate to controller,
And then lifting of the realization to material tray 20.
Preferably, the quantity of the optoelectronic switch 60 can be multiple, and optoelectronic switch 60 can so be made preferably to obtain gear
The position of piece 70, consequently facilitating the lifting of user's control material tray 20.
Referring to Fig. 2, further, the material tray 20 includes carrier 21 and is bonded with the carrier 21 fixed
Plate 22 is abutted, the abutting plate 22 is fixedly connected with the supporting element 30.Setting, which abuts plate 22, can make material tray 20 and branch
The abutting effect of support member 30 is more preferable, and the material of the abutting plate 22 can be hard material, consequently facilitating abutting support, the carrier
21 material can be set according to actual needs, as long as being easily carried material.
The above is only the preferred embodiment of the present invention, and therefore it does not limit the scope of the patent of the utility model,
It is all under the inventive concept of the utility model, equivalent structure made based on the specification and figures of the utility model becomes
It changes, or directly/be used in other related technical areas indirectly and be included in the scope of patent protection of the utility model.
Claims (10)
1. a kind of material lifting body characterized by comprising
Fixed bracket, the support bracket fastened upper end are equipped with location hole;
Material tray;
Location hole is stretched out in one end of supporting element, the supporting element, and abuts the material tray;
Driving assembly, the driving component include output shaft;
Lead screw pair, the lead screw pair include lead screw and the feed screw nut for being socketed on the lead screw, and the lead screw and the fixation are propped up
Frame rotation connection, the feed screw nut abut the end that the supporting element deviates from the material tray, and the output shaft drives institute
Lead screw rotation is stated, the feed screw nut moves up and down with respect to lead screw, and the supporting element and the material tray is driven to move up and down.
2. material lifting body as described in claim 1, which is characterized in that the supporting element includes support plate and is set to described
The support rod on one surface of support plate, the feed screw nut are connected to the side that the support plate deviates from the support rod;
The support rod stretches out the location hole, material tray described in end abutment of the support rod far from the support plate.
3. material lifting body as claimed in claim 2, which is characterized in that the supporting element include at least two support rods, two
The support rod is spaced apart from each other setting;
The fixed bracket includes at least two mutual spaced location holes, and a support rod stretches out a location hole.
4. material lifting body as claimed in claim 2, which is characterized in that the support plate is formed through hole, the silk
The through hole is stretched out in the part of thick stick;
The feed screw nut is also formed with flange, and the through hole is stretched out in the part of the feed screw nut, the flange with it is described
Support plate is fixedly connected.
5. material lifting body as claimed in claim 4, which is characterized in that the fixed bracket includes the first fixed plate, the
Two fixed plates, third fixed plate and the 4th fixed plate, first fixed plate, second fixed plate, the third fixed plate
It is sequentially connected with the 4th fixed plate, is enclosed installation space jointly;
The location hole is set to the third fixed plate, and the material tray is arranged adjacent to the third fixed plate;
The supporting element and the lead screw pair are mounted in the installation space, and the material tray is located at the installation space
Outside.
6. material lifting body as claimed in claim 5, which is characterized in that the fixed bracket further includes the first leading screw bearing
And second screw bearing seat, first leading screw bearing are set to the first fixed plate, the second screw bearing seat is set to third fixed plate,
The end of the lead screw is rotatably connected at first leading screw bearing and the second screw bearing seat respectively.
7. material lifting body as claimed in claim 5, which is characterized in that the fixed bracket further includes being set to the positioning
Linear bearing in hole, the linear bearing are fixedly connected with the third fixed plate, and partially passing through for the support rod is described
Linear bearing.
8. the material lifting body as described in any one of claims 1 to 7, which is characterized in that the driving component includes:
Motor, the motor include output shaft;
At least two synchronizing wheels, a synchronizing wheel are socketed on lead screw, and a synchronizing wheel is socketed on the output shaft;And
Synchronous belt, the synchronous belt bypass two synchronizing wheels.
9. the material lifting body as described in any one of claims 1 to 7, which is characterized in that the material lifting body is also
Including optoelectronic switch and baffle, the optoelectronic switch is fixedly connected with the fixed bracket, and the optoelectronic switch is formed with induction
Slot, the baffle are fixedly connected with the supporting element, and partially protrude into the inductive slot;
The supporting element drives the baffle mobile relative to the inductive slot, and the optoelectronic switch is made to control the material jack
Structure work.
10. the material lifting body as described in any one of claims 1 to 7, which is characterized in that the material tray includes holding
Load plate and the abutting plate that fixation is bonded with the carrier, the abutting plate are fixedly connected with the supporting element.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN201820965342.0U CN208378326U (en) | 2018-06-21 | 2018-06-21 | Material lifting body |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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CN201820965342.0U CN208378326U (en) | 2018-06-21 | 2018-06-21 | Material lifting body |
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CN208378326U true CN208378326U (en) | 2019-01-15 |
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CN201820965342.0U Active CN208378326U (en) | 2018-06-21 | 2018-06-21 | Material lifting body |
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Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN110255104A (en) * | 2019-07-19 | 2019-09-20 | 南京极智嘉机器人有限公司 | A kind of jacking type positioning device and material transporting system |
CN110436153A (en) * | 2019-08-09 | 2019-11-12 | 苏州富强科技有限公司 | One kind holding out against liftout attachment |
-
2018
- 2018-06-21 CN CN201820965342.0U patent/CN208378326U/en active Active
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN110255104A (en) * | 2019-07-19 | 2019-09-20 | 南京极智嘉机器人有限公司 | A kind of jacking type positioning device and material transporting system |
CN110436153A (en) * | 2019-08-09 | 2019-11-12 | 苏州富强科技有限公司 | One kind holding out against liftout attachment |
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