CN108480963A - A kind of modified precision form fabrication device - Google Patents
A kind of modified precision form fabrication device Download PDFInfo
- Publication number
- CN108480963A CN108480963A CN201810186161.2A CN201810186161A CN108480963A CN 108480963 A CN108480963 A CN 108480963A CN 201810186161 A CN201810186161 A CN 201810186161A CN 108480963 A CN108480963 A CN 108480963A
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- China
- Prior art keywords
- fixedly connected
- chamber
- plate
- affixed
- slot
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23P—METAL-WORKING NOT OTHERWISE PROVIDED FOR; COMBINED OPERATIONS; UNIVERSAL MACHINE TOOLS
- B23P19/00—Machines for simply fitting together or separating metal parts or objects, or metal and non-metal parts, whether or not involving some deformation; Tools or devices therefor so far as not provided for in other classes
- B23P19/02—Machines for simply fitting together or separating metal parts or objects, or metal and non-metal parts, whether or not involving some deformation; Tools or devices therefor so far as not provided for in other classes for connecting objects by press fit or for detaching same
- B23P19/027—Machines for simply fitting together or separating metal parts or objects, or metal and non-metal parts, whether or not involving some deformation; Tools or devices therefor so far as not provided for in other classes for connecting objects by press fit or for detaching same using hydraulic or pneumatic means
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
- G01B11/00—Measuring arrangements characterised by the use of optical techniques
- G01B11/14—Measuring arrangements characterised by the use of optical techniques for measuring distance or clearance between spaced objects or spaced apertures
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
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Abstract
The invention discloses a kind of modified precision form fabrication devices, including pedestal, the pedestal bottom surface four is fixedly installed pillar on angle, the pillar bottom surface fixed setting is useful for being adsorbed on the sucker on ground, it is fixedly connected with lower body on the upper surface of the pedestal, it is provided with a upper plate body on the upside of the lower body, cavity portion is equipped between the upper plate body and lower body, the left and right ends of the cavity portion are respectively arranged with left branch riser and right branch riser, lower body upper surface rotary type is fixedly connected with down affixed piece, card limit plate lower face is fixedly connected on one affixed piece, it is fixedly installed an electrical screen on the right side of the upper plate body front end face, it is fixedly connected with a flashing lamp on the right side of the upper plate body upper surface, it is fixedly connected with a chartometer on the left of the landing block.In present invention work, chartometer can measure workpiece and revolve the different gap value to turn around, and concrete numerical value is shown after system is handled, and when gap numerical value is excessive, electrical screen will manipulate flashing lamp work.
Description
Technical field
The present invention relates to precision manufactureing field, specially a kind of modified precision form fabrication device.
Background technology
Surplus is small after the part blank molding of precision form manufacture gained or reaches Asia without precision after surplus, part blank processing
Micron order, during precision manufactureing, it is often necessary to which, by ring gear wheel by heating press fitting assembly on axis, traditional mode needs people
Work calibration compares repeatedly, time-consuming and laborious, inefficiency.
Invention content
The purpose of the present invention is to provide a kind of modified precision form fabrication devices, to solve to carry in above-mentioned background technology
The problem of going out.
To achieve the above object, the present invention provides the following technical solutions：A kind of modified precision form fabrication device, including
Pedestal, pillar is fixedly installed on the angle of the pedestal bottom surface four, and the pillar bottom surface fixed setting is useful for being adsorbed on ground
On sucker, lower body is fixedly connected on the upper surface of the pedestal, a upper plate body is provided on the upside of the lower body, it is described
Cavity portion is equipped between upper plate body and lower body, the left and right ends of the cavity portion are respectively arranged with left branch riser and right branch riser, institute
The lower end for stating left branch riser and right branch riser is respectively fixedly connected in the left and right ends of lower body upper surface, the left branch riser and
The upper end of right branch riser is respectively fixedly connected in the left and right ends of upper plate body lower face, the center rotation of the lower body upper surface
Formula is fixedly connected with down affixed piece, and the center of affixed piece of upper surface is provided with down affixed slot under described, inside the lower body
Center is fixed with a driver, and the main shaft of the driver upwardly extends and the center of be connected by power affixed piece of lower face under,
Center inside the upper plate body is provided with a closing chamber, and the closing chamber is internally provided with a closed plate, under the closed plate
End is provided with a pressing ring flat-plate, and the lower end of the pressing ring flat-plate passes through the lower face of closing chamber and in cavity portion, the pressing
Ring flat-plate is internally provided with a hole slot that Open Side Down, the lower end unicom cavity portion of the hole slot, the center of the closing chamber upper end wall
It is fixedly connected with a montant, the lower end of the montant passes through closed plate and is fixedly connected with sleeve piece, setting inside the external member
There are a tank, the tank to be internally provided with card limit plate, card limit plate upper end switching has an elastic spring, the elastic spring
Upper end is fixedly connected with the upper surface of tank, and the center of card limit plate lower face is fixedly connected on one affixed piece, it is described on
Affixed piece of lower end passes through the lower end wall of tank and in cavity portion, and the upper affixed piece of lower face is provided with affixed slot on one,
It is fixedly connected with a compression pump on the upper surface of the upper plate body, a perforation, institute are provided on the left of the closing chamber upper end wall
Perforation unicom compression pump and closing chamber are stated, a liquid storage tank, the liquid are fixedly connected on the left of the upper plate body upper surface
The lower end of body storage bin right side is fixedly connected with a pipe fitting, and the right end of the pipe fitting is fixedly connected with compression pump, the upper plate
It is fixedly installed an electrical screen on the right side of body front end face, a flashing lamp, institute are fixedly connected on the right side of the upper plate body upper surface
It states right branch riser and is internally provided with a landing chamber, the upper end of the landing chamber is provided with one from axis, described from the left and right ends of axis
Transfer respectively with the left and right ends wall of landing chamber, the lower end of the landing chamber is provided with a main shaft, the left end of the main shaft with rise
The left end wall switching of chamber is dropped, and the right end of the main shaft passes through the right end wall of landing chamber and is fixedly connected with a shank member, the main shaft
It is connect by a belt transmission between axis, a landing block, a left side for the landing block is fixedly connected on rear side of the belt
Side is fixedly connected with a chartometer, and the landing chamber left end wall is provided with a sliding slot at position corresponding with chartometer, slides
Access slot unicom cavity portion and landing chamber are provided with control device on the driver.
Preferably, the axis of the upper affixed slot affixed slot under is on the same line.
Preferably, closed plate center is provided with a blind hole, the blind hole unicom closing chamber and hole slot,
The body of rod of the montant through blind hole and with closed plate is closed is slidably connected.
Preferably, the electrical screen is electrically connected chartometer and flashing lamp, tool is shown after system is handled
Body numerical value, when gap numerical value is excessive, electrical screen will manipulate flashing lamp work.
Preferably, the control device includes the control device being fixed on the left of the driver top end surface, institute
It states control device to connect with the driver electricity, the control device is used to manipulate the rotating speed of the driver.
Compared with prior art, the beneficial effects of the invention are as follows：In present invention work, it is lifted up affixed piece, card limit
Plate moves up and squeezes elastic spring, and the lower end of workpiece spindle is put into down vertically in affixed slot, elastic force of the card limit plate in elastic spring
It is moved down under effect, upper affixed slot is sleeved on the upper end of workpiece spindle, and by upper affixed slot, affixed slot is respectively fixedly connected with institute under
The upper and lower ends for pressing workpiece axis body, so that it is guaranteed that the consistency of the both ends distance of pressed work piece interface, when processing, pressure pumping
The fluid inside liquid storage tank is taken to enter closing chamber, when closing chamber is pressurizeed, closed plate moves down under the effect of the pressure, makes
Pressing ring flat-plate moves down, so that ring gear wheel is fitted on axis, meanwhile, blind hole and montant is closed is slidably connected ensures
In the case that closed plate moves downward, upper external member does not move, to clamp workpiece spindle, after the completion of press fitting, pass through shake
Shank member drives belt rotation by main shaft, to make landing block realize upper and lower displacement, according to different requirement for height, adjustment
The height of landing block enables the junction between two ring gear wheels in chartometer light beam alignment axle, and then driver works, and passes through
Affixed piece of rotation under main shaft drives, to drive workpiece spindle to rotate, between enabling chartometer to measure the difference that workpiece rotation is turned around
The different gap value that workpiece rotation is turned around is delivered to electrical screen by gap value, then, chartometer, is shown after system is handled
Concrete numerical value, when gap numerical value is excessive, electrical screen will manipulate flashing lamp work, and to remind operator, which is pressed not
It is qualified.
Description of the drawings
Fig. 1 is a kind of main structure diagram of modified precision form fabrication device entirety complete section of the present invention；
Fig. 2 is the overlooking structure diagram of right branch riser complete section in a kind of modified precision form fabrication device of the present invention；
Fig. 3 is the overlooking structure diagram of upper plate body complete section in a kind of modified precision form fabrication device of the present invention；
Fig. 4 is a kind of right view of modified precision form fabrication device of the present invention；
Fig. 5 is the structural schematic diagram of driver of the present invention.
Specific implementation mode
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 describes, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other
Embodiment shall fall within the protection scope of the present invention.
Please refer to Fig.1-Fig. 5, a kind of embodiment provided by the invention：A kind of modified precision form fabrication device, including
Pedestal 1, pillar 101 is fixedly installed on the angle of the pedestal 1 bottom surface four, and the fixed setting of 101 bottom surface of the pillar is useful for inhaling
Attached sucker 102 on the ground is fixedly connected with lower body 2,2 upside setting of the lower body on the upper surface of the pedestal 1
There is a upper plate body 3, cavity portion 4 is equipped between the upper plate body 3 and lower body 2, the left and right ends of the cavity portion 4 are respectively arranged with a left side
The lower end of branch riser 5 and right branch riser 6, the left branch riser 5 and right branch riser 6 is respectively fixedly connected in 2 upper surface of lower body
Left and right ends, the upper end of the left branch riser 5 and right branch riser 6 is respectively fixedly connected in the left and right two of 3 lower face of upper plate body
End, the central rotary type of 2 upper surface of the lower body are fixedly connected with down affixed piece 7, the center of affixed piece of 7 upper surfaces under described
It is provided with down affixed slot 8, the center inside the lower body 2 is fixed with a driver 9, and the main shaft 10 of the driver 9 is upward
Extend and the center of be connected by power affixed piece of 7 lower faces under, the center inside the upper plate body 3 be provided with a closing chamber 11,
The closing chamber is internally provided with a closed plate 12, and 12 lower end of the closed plate is provided with a pressing ring flat-plate 13, described to press pressure ring
The lower end of plate 13 passes through the lower face of closing chamber 11 and in the cavity portion 4, the pressing ring flat-plate 13 be internally provided with an opening to
Under hole slot 14, the lower end unicom cavity portion 4 of the hole slot 14, the center of 11 upper end wall of the closing chamber is fixedly connected with a montant
15, the lower end of the montant 15 passes through closed plate 12 and is fixedly connected with sleeve piece 16, and the external member 16 is internally provided with an appearance
Slot 17, the tank 17 are internally provided with card limit plate 18, and the card limit plate 18 upper end switching has an elastic spring 19, the elastic force
The upper end of spring 19 is fixedly connected with the upper surface of tank 17, and the center that the card limits 18 lower face of plate is fixedly connected with affixed on one
Block 20, upper affixed piece of 20 lower ends pass through the lower end wall of tank 17 and in cavity portions 4, and upper affixed piece of 20 lower faces
It is provided with affixed slot 21 on one, a compression pump 22,11 upper end of the closing chamber are fixedly connected on the upper surface of the upper plate body 3
A perforation 23,23 unicom compression pump 22 of the perforation and closing chamber 11, a left side for 3 upper surface of the upper plate body are provided on the left of wall
Side is fixedly connected with a liquid storage tank 24, and the lower end of 24 right side of the liquid storage tank is fixedly connected with a pipe fitting 25, institute
The right end for stating pipe fitting 25 is fixedly connected with compression pump 22, and an electrical screen 26 is fixedly installed on the right side of 3 front end face of the upper plate body,
A flashing lamp 27 is fixedly connected on the right side of 3 upper surface of the upper plate body, the right branch riser 6 is internally provided with a landing chamber
28, the upper end of the landing chamber 28 is provided with one from axis 29, described from the left and right ends of axis 29 left and right with landing chamber 28 respectively
End walls are transferred, and the lower end of the landing chamber 28 is provided with a main shaft 30, the left end of the left end and landing chamber 28 of the main shaft 30
Wall is transferred, and the right end of the main shaft 30 passes through the right end wall of landing chamber 28 and is fixedly connected with a shank member 31, the main shaft 30 with
It is sequentially connected between axis 29 by a belt 32, the rear side of the belt 32 is fixedly connected with a landing block 33, the landing
The left side of block 33 is fixedly connected with a chartometer 34, and 28 left end wall of the landing chamber is provided at position corresponding with chartometer 34
One sliding slot 35, the sliding 35 unicom cavity portion 4 of slot of institute and landing chamber 28 are provided with control device on the driver 9.
Valuably or illustratively, wherein the axis of the affixed slot 8 under of the upper affixed slot 21 is on the same line.Its
Effect is that by upper affixed slot 21, affixed slot 8 is respectively fixedly connected with the upper and lower ends of pressed workpiece axis body under, so that it is guaranteed that institute
Press the consistency of the both ends distance of work piece interface.
Valuably or illustratively, wherein 12 center of closed plate is provided with a blind hole 121, the closing
121 unicom closing chamber 11 of hole and hole slot 14, the body of rod of the montant 15 through blind hole 121 and with 12 closed sliding of closed plate
Connection.Its effect is that when closing chamber 11 is pressurizeed, closed plate 12 moves down under the effect of the pressure, keeps pressing ring flat-plate 13 downward
It is mobile, to which ring gear wheel is fitted on axis, meanwhile, blind hole 121 and montant 15 is closed is slidably connected ensure that closed plate
In the case that 12 move downward, upper external member 16 does not move, to clamp workpiece spindle.
Valuably or illustratively, wherein the electrical screen 26 is separately connected chartometer 34 and flashing lamp 27, chartometer 34
The different gap value that turns around of workpiece rotation is delivered to electrical screen 26, concrete numerical value is shown after system is handled, when
When gap numerical value is excessive, electrical screen 26 works flashing lamp 27 is manipulated, and to remind operator, product press fitting is unqualified.
Valuably or illustratively, wherein the control device includes being fixed at 9 top end surface of a driver left side
The control device 91 of side, the control device 91 connect with 9 electricity of the driver, and the control device 91 is for manipulating the driver 9
Rotating speed.
Specifically used mode：In present invention work, it is lifted up affixed piece 20, card limit plate 18 moves up and squeezes bullet
The lower end of workpiece spindle is put into down in affixed slot 8 by power spring 19 vertically, and card limit plate 18 is under the elastic force effect of elastic spring 19 to moving down
Dynamic, upper affixed slot 21 is sleeved on the upper end of workpiece spindle, and by upper affixed slot 21, affixed slot 8 is respectively fixedly connected with pressed workpiece spindle under
The upper and lower ends of body, so that it is guaranteed that the consistency of the both ends distance of pressed work piece interface, when processing, compression pump 22 extracts liquid
Fluid inside storage bin 24 enters closing chamber 11, and when closing chamber 11 is pressurizeed, closed plate 12 moves down under the effect of the pressure,
Pressing ring flat-plate 13 is set to move down, to which ring gear wheel is fitted on axis, meanwhile, the 15 closed sliding of blind hole 121 and montant
Connection, in the case of ensure that closed plate 12 moves downward, upper external member 16 does not move, and to clamp workpiece spindle, has been pressed
Cheng Hou drives belt 32 to rotate by shaking shank member 31 by main shaft 30, to make landing block 33 realize upper and lower displacement, root
According to different requirement for height, the height of adjustment landing block 33 enables in 34 light beam alignment axle of chartometer between two ring gear wheels
Junction, the then work of driver 9, affixed piece 7 rotation, to drive workpiece spindle to rotate, makes span under being driven by main shaft 10
Device 34 can measure workpiece and revolve the different gap value to turn around, and then, workpiece is revolved the different gap value to turn around by chartometer 34
It is delivered to electrical screen 26, concrete numerical value is shown after system is handled, when gap numerical value is excessive, electrical screen 26 will manipulate
Flashing lamp 27 works, and to remind operator, product press fitting is unqualified.
It is obvious to a person skilled in the art that invention is not limited to the details of the above exemplary embodiments, Er Qie
In the case of without departing substantially from spirit or essential attributes of the invention, the present invention can be realized in other specific forms.Therefore, no matter
From the point of view of which point, the present embodiments are to be considered as illustrative and not restrictive, and the scope of the present invention is by appended power
Profit requires rather than above description limits, it is intended that all by what is fallen within the meaning and scope of the equivalent requirements of the claims
Variation is included within the present invention.Any reference signs in the claims should not be construed as limiting the involved claims.
Claims (5)
1. a kind of modified precision form fabrication device, including pedestal, it is characterised in that：It is fixed on the angle of the pedestal bottom surface four
It is provided with pillar, the pillar bottom surface fixed setting is useful for being adsorbed on the sucker on ground, consolidates on the upper surface of the pedestal
Surely it is connected with lower body, a upper plate body is provided on the upside of the lower body, cavity portion, institute are equipped between the upper plate body and lower body
The left and right ends for stating cavity portion are respectively arranged with left branch riser and right branch riser, the lower end difference of the left branch riser and right branch riser
It is fixedly connected on the left and right ends of lower body upper surface, the upper end of the left branch riser and right branch riser is respectively fixedly connected with upper
The left and right ends of plate body lower face, the central rotary type of the lower body upper surface are fixedly connected with down affixed piece, described lower solid
The center for connecing block upper surface is provided with down affixed slot, and the center inside the lower body is fixed with a driver, the driver
Main shaft upwardly extend and the center of be connected by power affixed piece of lower face under, the center inside the upper plate body is provided with an envelope
Closed chamber, the closing chamber are internally provided with a closed plate, and the closed plate lower end is provided with a pressing ring flat-plate, the pressing ring flat-plate
Lower end pass through the lower face of closing chamber and in the cavity portion, the pressing ring flat-plate is internally provided with a hole slot that Open Side Down,
The center of the lower end unicom cavity portion of the hole slot, the closing chamber upper end wall is fixedly connected with a montant, the lower end of the montant
Across closed plate and it is fixedly connected with sleeve piece, the external member is internally provided with a tank, and the tank is internally provided with a card
Plate is limited, card limit plate upper end switching has an elastic spring, and the upper end of the elastic spring is fixedly connected with the upper surface of tank, described
The center of card limit plate lower face is fixedly connected on one affixed piece, and the upper affixed piece of lower end passes through the lower end wall of tank and be located at
In cavity portion, and the upper affixed piece of lower face is provided with affixed slot on one, and one is fixedly connected on the upper surface of the upper plate body
Compression pump is provided with a perforation, the perforation unicom compression pump and closing chamber, the upper plate on the left of the closing chamber upper end wall
A liquid storage tank is fixedly connected on the left of body upper surface, the lower end of the liquid storage tank right side is fixedly connected with a pipe
The right end of part, the pipe fitting is fixedly connected with compression pump, and an electrical screen, institute are fixedly installed on the right side of the upper plate body front end face
It states and is fixedly connected with a flashing lamp on the right side of upper plate body upper surface, the right branch riser is internally provided with a landing chamber, described
The upper end of drop chamber is provided with one from axis, described to transfer respectively with the left and right ends wall of landing chamber from the left and right ends of axis, described
The lower end of drop chamber is provided with a main shaft, and the left end of the main shaft is transferred with the left end wall of landing chamber, and the right end of the main shaft passes through
The right end wall of landing chamber and it is fixedly connected with a shank member, the main shaft and is connected from a belt transmission is passed through between axis, the skin
It is fixedly connected with a landing block on rear side of band, a chartometer, the landing chamber left end are fixedly connected on the left of the landing block
It is provided with a sliding slot, institute sliding slot unicom cavity portion and landing chamber at wall position corresponding with chartometer, is set on the driver
It is equipped with control device.
2. a kind of modified precision form fabrication device according to claim 1, it is characterised in that：The upper affixed slot and
Under affixed slot axis on the same line.
3. a kind of modified precision form fabrication device according to claim 1, it is characterised in that：The closed plate
Center is provided with a blind hole, the blind hole unicom closing chamber and hole slot, the body of rod of the montant through blind hole and with envelope
Closing plate is closed to be slidably connected.
4. a kind of modified precision form fabrication device according to claim 1, it is characterised in that：The electrical screen difference
It is electrically connected chartometer and flashing lamp.
5. a kind of modified precision form fabrication device according to claim 1, it is characterised in that：The control device packet
The control device being fixed on the left of the driver top end surface is included, the control device connects with the driver electricity, the behaviour
Control device is used to manipulate the rotating speed of the driver.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810186161.2A CN108480963A (en) | 2018-03-07 | 2018-03-07 | A kind of modified precision form fabrication device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810186161.2A CN108480963A (en) | 2018-03-07 | 2018-03-07 | A kind of modified precision form fabrication device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108480963A true CN108480963A (en) | 2018-09-04 |
Family
ID=63341706
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810186161.2A Withdrawn CN108480963A (en) | 2018-03-07 | 2018-03-07 | A kind of modified precision form fabrication device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108480963A (en) |
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| KR20060102846A (en) * | 2005-03-25 | 2006-09-28 | 윤용환 | A decompressing of a heavy bolt nut and conclusion device |
| CN201833156U (en) * | 2010-08-18 | 2011-05-18 | 张宝霞 | Outer cylinder bearing press-mounting machine of washing machine |
| CN103481053A (en) * | 2013-09-13 | 2014-01-01 | 常州工学院 | Engine cylinder liner press |
| CN104139151A (en) * | 2014-06-26 | 2014-11-12 | 中国矿业大学 | Warming forging precision forming manufacture process for steering bearing ring of motorcycle |
| CN106271601A (en) * | 2016-08-31 | 2017-01-04 | 泰安轻松表计有限公司 | The installation of a kind of water meter gear train automatically and assemble method |
| CN107650423A (en) * | 2017-09-29 | 2018-02-02 | 刘伟 | A kind of New-type refuse vehicle reclaims compression device |
| CN107661727A (en) * | 2017-10-13 | 2018-02-06 | 乐绪春 | A kind of Multifunctional environmental protection paint device |
-
2018
- 2018-03-07 CN CN201810186161.2A patent/CN108480963A/en not_active Withdrawn
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20060102846A (en) * | 2005-03-25 | 2006-09-28 | 윤용환 | A decompressing of a heavy bolt nut and conclusion device |
| CN201833156U (en) * | 2010-08-18 | 2011-05-18 | 张宝霞 | Outer cylinder bearing press-mounting machine of washing machine |
| CN103481053A (en) * | 2013-09-13 | 2014-01-01 | 常州工学院 | Engine cylinder liner press |
| CN104139151A (en) * | 2014-06-26 | 2014-11-12 | 中国矿业大学 | Warming forging precision forming manufacture process for steering bearing ring of motorcycle |
| CN106271601A (en) * | 2016-08-31 | 2017-01-04 | 泰安轻松表计有限公司 | The installation of a kind of water meter gear train automatically and assemble method |
| CN107650423A (en) * | 2017-09-29 | 2018-02-02 | 刘伟 | A kind of New-type refuse vehicle reclaims compression device |
| CN107661727A (en) * | 2017-10-13 | 2018-02-06 | 乐绪春 | A kind of Multifunctional environmental protection paint device |
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| PB01 | Publication | ||
| PB01 | Publication | ||
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| WW01 | Invention patent application withdrawn after publication | ||
| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20180904 |