CN109569974A - A kind of feeding device with limit function - Google Patents
A kind of feeding device with limit function Download PDFInfo
- Publication number
- CN109569974A CN109569974A CN201910003414.2A CN201910003414A CN109569974A CN 109569974 A CN109569974 A CN 109569974A CN 201910003414 A CN201910003414 A CN 201910003414A CN 109569974 A CN109569974 A CN 109569974A
- Authority
- CN
- China
- Prior art keywords
- fixed
- pressure roller
- baking oven
- feeding device
- hydraulic cylinder
- 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.)
- Pending
Links
- 125000006850 spacer group Chemical group 0.000 claims description 9
- 238000005096 rolling process Methods 0.000 claims description 8
- 230000005611 electricity Effects 0.000 claims 1
- 239000003292 glue Substances 0.000 abstract description 16
- 238000007711 solidification Methods 0.000 abstract description 5
- 230000008023 solidification Effects 0.000 abstract description 5
- 238000000034 method Methods 0.000 abstract description 3
- 239000002131 composite material Substances 0.000 description 6
- 239000007787 solid Substances 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- 229910000831 Steel Inorganic materials 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 239000010959 steel Substances 0.000 description 2
- 241000700647 Variola virus Species 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005266 casting Methods 0.000 description 1
- 230000015271 coagulation Effects 0.000 description 1
- 238000005345 coagulation Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000001035 drying Methods 0.000 description 1
- 238000005485 electric heating Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000005242 forging Methods 0.000 description 1
- 239000010720 hydraulic oil Substances 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 239000003921 oil Substances 0.000 description 1
- 239000011120 plywood Substances 0.000 description 1
- 239000011435 rock Substances 0.000 description 1
- 239000002023 wood Substances 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05C—APPARATUS FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05C13/00—Means for manipulating or holding work, e.g. for separate articles
- B05C13/02—Means for manipulating or holding work, e.g. for separate articles for particular articles
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05D—PROCESSES FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05D3/00—Pretreatment of surfaces to which liquids or other fluent materials are to be applied; After-treatment of applied coatings, e.g. intermediate treating of an applied coating preparatory to subsequent applications of liquids or other fluent materials
- B05D3/02—Pretreatment of surfaces to which liquids or other fluent materials are to be applied; After-treatment of applied coatings, e.g. intermediate treating of an applied coating preparatory to subsequent applications of liquids or other fluent materials by baking
- B05D3/0254—After-treatment
Landscapes
- Coating Apparatus (AREA)
Abstract
The invention discloses a kind of feeding devices with limit function, including two support columns and two fixed columns, the first pressure roller, the second pressure roller and third pressure roller are fixed between two fixed plates, the both ends of third pressure roller between two fixed plates are symmetrically fixed with stop collar, it is fixedly connected at the top of the piston rod of first hydraulic cylinder and sliding block, the both ends of baking oven pass through rotary shaft respectively and are fixedly connected with the telescopic end of electric telescopic rod, and the inner transverse of baking oven is equidistantly fixed with several electrothermal tubes.The present invention is in the fixed stop collar in the both ends of third pressure roller, the distance between two stop collars are adjusted to consistent with strip width, it is matched using the 4th pressure roller with third pressure roller and clamps plate, plate sideslip in process is prevented, guarantees that glue is smeared uniformly, after having smeared glue, the heat distributed using electrothermal tube, it allows the glue just smeared to be rapidly achieved suitable solidification degree, plate is handled convenient for subsequent, improve working efficiency.
Description
Technical field
The present invention relates to a kind of feeding device, specially a kind of feeding device with limit function.
Background technique
Plate is made as the flattened rectangular constructional material plate of normal size, is applied to building trade, for making wall, smallpox
Plate or the component on floor, also refer to forging, rolling or casting made of metal plate or plank, composite plate fit up indoors in compare
Common, composite plate is generally divided into: composite metal plate, wood composite board, color-steel composite board, rock wool-steel plywood, and composite plate has not
The plate that the different materials layering of congenerous is constituted, and meet plate during processing, because production needs, need in plate
Surface sprayed glues.
Currently, glue spreader to plate feed when, due to limit do be not it is very well, plate processing when be easy run
Partially, glue is caused to be smeared uneven, to influence subsequent manufacturing procedure, in addition after having smeared glue, glue coagulates naturally
Gu it is relatively slow, delay subsequent manufacturing procedure sometimes.Therefore we make improvement to this, propose a kind of charging with limit function
Device.
Summary of the invention
To solve defect of the existing technology, the present invention provides a kind of feeding device with limit function.
In order to solve the above-mentioned technical problems, the present invention provides the following technical solutions:
A kind of feeding device with limit function of the present invention, including two support columns and two fixed columns, the fixed column
It is sheathed on the top of support column, the side of two fixed columns is fixed with fixed plate, consolidates between two fixed plates
Surely it is equipped with the first pressure roller, the second pressure roller and third pressure roller, the both ends of the third pressure roller between two fixed plates are symmetrical
It is fixed with stop collar, the outside of two fixed plates offers sliding slot, and the sliding slot is inclined to set, and described first
Pressure roller is located at the top of fixed plate side, and second pressure roller is located on the extended line of sliding slot axis and is higher than third pressure roller, institute
The internal slide for stating sliding slot is equipped with sliding block, is provided with the 4th pressure roller, and the both ends of the 4th pressure roller between two sliding blocks
It is plugged and fixed respectively with two sliding blocks, the opening of the sliding slot is fixed with first hydraulic cylinder, and the first hydraulic cylinder is close
One end of piston rod is fixedly connected with the fixed plate of sliding slot open end, and the piston rod of the first hydraulic cylinder and the top of sliding block are solid
Fixed connection, the middle part of the two two support column sides are fixed with electric telescopic rod, two electric telescopic rods it
Between be provided with baking oven, the both ends of the baking oven pass through rotary shaft respectively and are fixedly connected with the telescopic end of electric telescopic rod, the baking
The inner transverse of case is equidistantly fixed with several electrothermal tubes, and the side of one of them fixed column is embedded with switching surface
Plate, is fixed with motor switch and heater switch on the switch panel, the electric telescopic rod by motor switch with it is external
Power supply is electrically connected, and the electrothermal tube is electrically connected by heater switch and external power supply.
As a preferred technical solution of the present invention, the electric telescopic rod side revolves around it the arcs such as axis and equidistantly opens
Equipped with [] several limit holes, and the both ends of the baking oven and limit hole corresponding section offer several jacks, one of them
Spacer pin, and jack grafting of the spacer pin on one end and baking oven of baking oven are plugged in the limit hole.
As a preferred technical solution of the present invention, the stop collar includes arc lower part and upper arc-shaped workpiece, it is described on
Both ends at the top of arc-shaped workpiece offer counter sink, and the inside of two counter sinks is provided with fastening bolt, and described tight
Fixing bolt is connect through the bottom of counter sink with the screw top of arc lower part.
As a preferred technical solution of the present invention, it is fixed with second hydraulic cylinder at the top of the fixed column wall,
The bottom end of the second hydraulic cylinder piston rod is fixedly connected with the top of support column, and the two sides at the top of two support columns are solid
Surely several idler wheels are provided with, and the end of the idler wheel is in close contact with the inner wall of fixed column.
As a preferred technical solution of the present invention, first pressure roller, the second pressure roller and third pressure roller and fixed plate
Rotation junction be fixed with rolling bearing, and the inner ring of six rolling bearings respectively with the first pressure roller, the second pressure
Roller is fixedly connected with the outer surface of third pressure roller.
As a preferred technical solution of the present invention, several described idler wheels are in be equally spaced, and the two of the fixed column
Side offers sliding groove, and the sliding groove and idler wheel match setting.
The beneficial effects of the present invention are:
1, feeding device of this kind with limit function, by being equipped with third pressure roller, sliding block, the 4th pressure roller, first hydraulic cylinder
And stop collar, by the way that in the fixed stop collar in the both ends of third pressure roller, the distance between two stop collars are adjusted to wide with plate
Degree is consistent, then first hydraulic cylinder is recycled oliquely downward to move the 4th pressure roller by sliding block, matched with third pressure roller by
Plate clamps, and prevents plate sideslip in process, guarantees that glue is smeared uniformly, convenient for carrying out subsequent processing to plate,
Be conducive to improve working efficiency.
2, feeding device of this kind with limit function installs electric heating additional by being equipped with electric telescopic rod and baking oven in an oven
Pipe, after having smeared glue, can use the heat that electrothermal tube distributes, accelerates the natural coagulation speed of glue, allows and has just smeared
Glue is rapidly achieved suitable solidification degree, handles convenient for subsequent plate, improves working efficiency.
Detailed description of the invention
Attached drawing is used to provide further understanding of the present invention, and constitutes part of specification, with reality of the invention
It applies example to be used to explain the present invention together, not be construed as limiting the invention.In the accompanying drawings:
Fig. 1 is a kind of structural schematic diagram of the feeding device with limit function of the present invention；
Fig. 2 is a kind of front view of the feeding device with limit function of the present invention；
Fig. 3 is a kind of fixed column lateral sectional view of the feeding device with limit function of the present invention；
Fig. 4 is a kind of limit hole structure enlargement diagram of the feeding device with limit function of the present invention；
Fig. 5 is a kind of stop collar diagrammatic cross-section of the feeding device with limit function of the present invention；
Fig. 6 is a kind of circuit connection diagram of the feeding device with limit function of the present invention.
In figure: 1, support column；2, fixed column；3, fixed plate；4, the first pressure roller；5, the second pressure roller；6, third pressure roller；7, sliding
Slot；8, sliding block；9, the 4th pressure roller；10, first hydraulic cylinder；11, electric telescopic rod；12, baking oven；13, rotary shaft；14, limit hole；
15, spacer pin；16, electrothermal tube；17, switch panel；18, arc lower part；19, upper arc-shaped workpiece；20, counter sink；21, spiral shell is fastened
Bolt；22, second hydraulic cylinder；23, idler wheel.
Specific embodiment
Hereinafter, preferred embodiments of the present invention will be described with reference to the accompanying drawings, it should be understood that preferred reality described herein
Apply example only for the purpose of illustrating and explaining the present invention and is not intended to limit the present invention.
Embodiment: shown in as shown in Figure 1, Figure 2, Fig. 3, Fig. 4, Fig. 5 and Fig. 6, a kind of feeding device with limit function of the present invention,
Including two support columns 1 and two fixed columns 2, fixed column 2 is sheathed on the top of support column 1, and the side of two fixed columns 2 is solid
Surely it is equipped with fixed plate 3, is fixed with the first pressure roller 4, the second pressure roller 5 and third pressure roller 6 between two fixed plates 3, is located at two
The both ends of third pressure roller 6 between fixed plate 3 are symmetrically fixed with stop collar, and the outside of two fixed plates 3 offers sliding slot
7, and sliding slot 7 is inclined to set, the first pressure roller 4 is located at the top of 3 side of fixed plate, and the second pressure roller 5 is located at prolonging for 7 axis of sliding slot
On long line and it is higher than third pressure roller 6, the internal slide of sliding slot 7 is equipped with sliding block 8, is provided with the 4th pressure roller 9 between two sliding blocks 8,
And the 4th the both ends of pressure roller 9 be plugged and fixed respectively with two sliding blocks 8, the opening of sliding slot 7 is fixed with first hydraulic cylinder 10,
One hydraulic cylinder 10 is fixedly connected close to one end of piston rod with the fixed plate 3 of 7 open end of sliding slot, the piston rod of first hydraulic cylinder 10
It is fixedly connected with the top of sliding block 8, the middle part of two 1 sides of support column is fixed with electric telescopic rod 11, and two electronic to stretch
Baking oven 12 is provided between contracting bar 11, the both ends of baking oven 12 pass through rotary shaft 13 respectively and the telescopic end of electric telescopic rod 11 is fixed
Connection, the inner transverse of baking oven 12 are equidistantly fixed with several electrothermal tubes 16, and the side of one of fixed column 2 is embedded with
Switch panel 17, is fixed with motor switch and heater switch on switch panel 17, electric telescopic rod 11 by motor switch with
External power supply is electrically connected, and electrothermal tube 16 is electrically connected by heater switch and external power supply.
Wherein, 11 side of electric telescopic rod revolves around it the arcs such as axis 13 and equidistantly offers [] several limit holes 14, and
The both ends and 14 corresponding section of limit hole of baking oven 12 offer several jacks, are plugged with spacer pin in one of limit hole 14
15, and jack grafting of the spacer pin 15 on one end of baking oven 12 and baking oven 12 utilizes spacer pin after rotary oven 12
15 position baking oven 12 with the cooperation of limit hole 14 and jack, guarantee optimal drying angle.
Wherein, stop collar includes arc lower part 18 and upper arc-shaped workpiece 19, and it is heavy that the both ends at upper 19 top of arc-shaped workpiece offer
Head bore 20, the inside of two counter sinks 20 are provided with fastening bolt 21, and fastening bolt 21 through counter sink 20 bottom with
The screw top of arc lower part 18 connects, then after arc lower part 18 and upper arc-shaped workpiece 19 are fastened on the both ends of third pressure roller 6,
Fastening bolt 21 is threadedly coupled in counter sink 20, arc lower part 18 and upper arc-shaped workpiece 19 is fixed, and then tightly by stop collar
It is fixed on third pressure roller 6, facilitates the suitable width of adjustment.
Wherein, be fixed with second hydraulic cylinder 22 at the top of 2 inner wall of fixed column, the bottom end of 22 piston rod of second hydraulic cylinder with
The top of support column 1 is fixedly connected, and the two sides at 1 top of support column are fixedly installed several idler wheels 23, and the end of idler wheel 23
Portion is in close contact with the inner wall of fixed column 2, and second hydraulic cylinder 22 is arranged in the junction of support column 1 and fixed column 2, can be right
Fixed column 2 is whole to be gone up and down, and convenient for adjusting, and accuracy is higher, controls more accurate.
Wherein, the rotation junction of the first pressure roller 4, the second pressure roller 5 and third pressure roller 6 and fixed plate 3 is fixed with rolling
Dynamic bearing, and the inner ring of six rolling bearings is fixed with the outer surface of the first pressure roller 4, the second pressure roller 5 and third pressure roller 6 connect respectively
It connects, when guaranteeing that plate and the first pressure roller 4, the second pressure roller 5 and third pressure roller 6 contact, they can both carry out plate effective
Limit, and can guarantee normally to convey plate.
Wherein, for several idler wheels 23 in being equally spaced, the two sides of fixed column 2 offer sliding groove, and sliding groove and rolling
Wheel 23 matches setting.
When work, the installation of suitable position is moved the device into first and is fixed, then by first hydraulic cylinder 10 and the
Two hydraulic cylinders 22 are connect by external control valve with external hydraulic pump respectively, and first hydraulic cylinder 10 and second hydraulic cylinder 22 are preferably
TN16-20 type, and external power supply is connected, it first passes through external control valve and external hydraulic pump works is allowed to be pressed into liquid to second hydraulic cylinder 22
Pressure oil stretches out the piston rod of second hydraulic cylinder 22, fixed column 2 is jacked up to adjust the whole height of fixed column 2, adjusts height
According to the actual size of plate after degree, change arc lower part 18 and upper arc-shaped workpiece 19 and third pressure by adjusting fastening bolt 21
Clamping degree between roller 6, and matched with the first pressure roller 4 and the second pressure roller 5, two stop collars are moved in board clamp tightening position
Suitable position back spin tightly fixing bolt 21 is moved, the plate sideslip in processing is avoided, then outside being allowed by external control valve
It connects hydraulic pump works and is pressed into hydraulic oil to first hydraulic cylinder 10, the piston rod of first hydraulic cylinder 10 stretches out, and band movable slider 8 is to sliding slot
7 bottom movement, and the 4th pressure roller 9 follows movement, to limiting at the top of plate, guarantees that position of the plate in processing is steady
It is fixed, if needing to carry out accelerated solidification to the glue on plate, can be stretched out by motor switch by electric telescopic rod 11, it is electronic
Telescopic rod 11 is preferably GRA-D3 type, and baking oven 12 is moved to suitable position, then rotary oven 12 again, is adjusted to suitable
After angle, spacer pin 15 is inserted into limit hole 14 and extend to the jack contact on baking oven 12, baking oven 12 is completely solid
It is fixed, heater switch is then opened, allows electrothermal tube 16 to begin to warm up and the glue on plate is toasted, electrothermal tube 16 is preferably
BST002 type can carry out accelerated solidification to the glue on plate, allow the glue just smeared to be rapidly achieved suitable solidification degree, just
Plate is handled in subsequent, improves working efficiency.
Finally, it should be noted that the foregoing is only a preferred embodiment of the present invention, it is not intended to restrict the invention,
Although the present invention is described in detail referring to the foregoing embodiments, for those skilled in the art, still may be used
To modify the technical solutions described in the foregoing embodiments or equivalent replacement of some of the technical features.
All within the spirits and principles of the present invention, any modification, equivalent replacement, improvement and so on should be included in of the invention
Within protection scope.
Claims (6)
1. a kind of feeding device with limit function, including two support columns (1) and two fixed columns (2), which is characterized in that institute
The top that fixed column (2) is sheathed on support column (1) is stated, the side of two fixed columns (2) is fixed with fixed plate (3),
It is fixed with the first pressure roller (4), the second pressure roller (5) and third pressure roller (6) between two fixed plates (3), is located at two admittedly
The both ends of the third pressure roller (6) between fixed board (3) are symmetrically fixed with stop collar, the outside of two fixed plates (3)
It offers sliding slot (7), and the sliding slot (7) is inclined to set, first pressure roller (4) is located at the top of fixed plate (3) side
Portion, second pressure roller (5) be located on the extended line of sliding slot (7) axis and be higher than third pressure roller (6), the sliding slot (7) it is interior
Portion's sliding is equipped with sliding block (8), is provided with the 4th pressure roller (9), and the two of the 4th pressure roller (9) between two sliding blocks (8)
End is plugged and fixed with two sliding blocks (8) respectively, and the opening of the sliding slot (7) is fixed with first hydraulic cylinder (10), and described the
One hydraulic cylinder (10) is fixedly connected close to one end of piston rod with the fixed plate (3) of sliding slot (7) open end, the first hydraulic cylinder
(10) it is fixedly connected at the top of piston rod and sliding block (8), the middle part of two two support column (1) sides is fixed with
Electric telescopic rod (11) is provided with baking oven (12) between two electric telescopic rods (11), the both ends point of the baking oven (12)
It is not fixedly connected by rotary shaft (13) with the telescopic end of electric telescopic rod (11), the inner transverse of the baking oven (12) is equidistant
Several electrothermal tubes (16) are fixed with, the side of one of them fixed column (2) is embedded with switch panel (17), described to open
It closes and is fixed with motor switch and heater switch on panel (17), the electric telescopic rod (11) passes through motor switch and external electricity
Source is electrically connected, and the electrothermal tube (16) is electrically connected by heater switch and external power supply.
2. a kind of feeding device with limit function according to claim 1, which is characterized in that the electric telescopic rod
(11) side revolves around it the arcs such as axis (13) and equidistantly offers [] several limit holes (14), and the two of the baking oven (12)
End offers several jacks with limit hole (14) corresponding section, is plugged with spacer pin in one of them described limit hole (14)
(15), and spacer pin (15) close to baking oven (12) one end and baking oven (12) on jack grafting.
3. a kind of feeding device with limit function according to claim 1, which is characterized in that under the stop collar includes
Arc-shaped workpiece (18) and upper arc-shaped workpiece (19), the both ends at the top of the upper arc-shaped workpiece (19) offer counter sink (20), two institutes
The inside for stating counter sink (20) is provided with fastening bolt (21), and the fastening bolt (21) runs through the bottom of counter sink (20)
It is connect with the screw top of arc lower part (18).
4. a kind of feeding device with limit function according to claim 1, which is characterized in that in the fixed column (2)
It is fixed at the top of wall second hydraulic cylinder (22), the bottom end of second hydraulic cylinder (22) piston rod and the top of support column (1)
End is fixedly connected, and the two sides at the top of two support columns (1) are fixedly installed several idler wheels (23), and the idler wheel
(23) end is in close contact with the inner wall of fixed column (2).
5. a kind of feeding device with limit function according to claim 1, which is characterized in that first pressure roller (4),
The rotation junction of second pressure roller (5) and third pressure roller (6) and fixed plate (3) is fixed with rolling bearing, and described in six
The inner ring of rolling bearing is fixedly connected with the outer surface of the first pressure roller (4), the second pressure roller (5) and third pressure roller (6) respectively.
6. a kind of feeding device with limit function according to claim 4, which is characterized in that several described idler wheels
(23) in being equally spaced, the two sides of the fixed column (2) offer sliding groove, and the sliding groove matches with idler wheel (23)
Setting.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910003414.2A CN109569974A (en) | 2019-01-03 | 2019-01-03 | A kind of feeding device with limit function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910003414.2A CN109569974A (en) | 2019-01-03 | 2019-01-03 | A kind of feeding device with limit function |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109569974A true CN109569974A (en) | 2019-04-05 |
Family
ID=65915810
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910003414.2A Pending CN109569974A (en) | 2019-01-03 | 2019-01-03 | A kind of feeding device with limit function |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109569974A (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB843799A (en) * | 1956-12-26 | 1960-08-10 | Technical Design And Dev Compa | A sheet feeder |
| CN107756195A (en) * | 2017-11-14 | 2018-03-06 | 福建兴恒机械科技有限公司 | A kind of glued board environmental protection edging crosses glue automatic assembly line |
| CN108499817A (en) * | 2018-02-05 | 2018-09-07 | 安徽萌果科技有限公司 | PVC waterproofs coat the process equipment of new material |
| CN208052402U (en) * | 2017-12-20 | 2018-11-06 | 江西铁木真装饰材料有限公司 | A kind of pressing device for plastic floor manufacture |
| CN209631543U (en) * | 2019-01-03 | 2019-11-15 | 重庆美丽彩实业(集团)有限公司 | A kind of feeding device with limit function |
-
2019
- 2019-01-03 CN CN201910003414.2A patent/CN109569974A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB843799A (en) * | 1956-12-26 | 1960-08-10 | Technical Design And Dev Compa | A sheet feeder |
| CN107756195A (en) * | 2017-11-14 | 2018-03-06 | 福建兴恒机械科技有限公司 | A kind of glued board environmental protection edging crosses glue automatic assembly line |
| CN208052402U (en) * | 2017-12-20 | 2018-11-06 | 江西铁木真装饰材料有限公司 | A kind of pressing device for plastic floor manufacture |
| CN108499817A (en) * | 2018-02-05 | 2018-09-07 | 安徽萌果科技有限公司 | PVC waterproofs coat the process equipment of new material |
| CN209631543U (en) * | 2019-01-03 | 2019-11-15 | 重庆美丽彩实业(集团)有限公司 | A kind of feeding device with limit function |
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| PB01 | Publication | ||
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Application publication date: 20190405 |