CN102794261A - Drying tunnel of coating machine - Google Patents
Drying tunnel of coating machine Download PDFInfo
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- CN102794261A CN102794261A CN2012103092487A CN201210309248A CN102794261A CN 102794261 A CN102794261 A CN 102794261A CN 2012103092487 A CN2012103092487 A CN 2012103092487A CN 201210309248 A CN201210309248 A CN 201210309248A CN 102794261 A CN102794261 A CN 102794261A
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- tuyere
- base plate
- wind gathering
- gathering box
- drying tunnel
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Abstract
The invention discloses a drying tunnel of a coating machine. The drying tunnel comprises multiple sections of cascaded ovens and a conveyer, which penetrates through each oven and is used for conveying a coating material, wherein blast nozzles used for blowing the coating material on the conveyer are arranged in each oven, the blast nozzles in the first segment of the oven are single-side blowing blast nozzles, the single-side blowing blast nozzles are vertically staggered on the conveyer in the oven along a conveying direction of the conveyer, the blowing directions of the single-side blowing blast nozzles are consistent and are consistent to or opposite to the conveying direction of the conveyer. According to the drying tunnel of the coating machine provided by the invention, the single-side blowing blast nozzles and double-side blowing blast nozzles are combined to dry the coating material, after a substrate is coated, the single-side blowing blast nozzles are directly used for hot blast drying, the drying efficiency of size is improved, and uniformity of the size is ensured.
Description
Technical field
The present invention relates to lithium battery manufacturing equipment field, relate in particular to a kind of coating machine drying tunnel.
Background technology
In the lithium battery manufacture process; Behind process painting process on the base material; Need dry processing to the slurry that is coated with on the base material; In the drying course, the base material that is coated with slurry is placed the coating machine drying tunnel through being made up of a plurality of baking ovens on the conveyer, make the water evaporates in the slurry through tuyere to the conveyer blowing hot-air in the baking oven.Existing tuyere generally is the form of bilateral blowing, and two blowing mouths of tuyere are made up of to upper wall both sides respectively obliquely, and the air-out direction of two blowing mouths is relative; As shown in Figure 1; The interior tuyere of baking oven interlocks up and down at conveyer and arranges, and at the drying tunnel initial period, the slurry water content is higher; Has certain fluidity; Because wind-force can form S type tape transport to the effect of base material and the weight influence of slurry, the bilateral briefing of tuyere causes the crooked amplitude of S type bigger, and the bending of base material can cause the uniformity of the mobile influence coating of slurry.Adopt bilateral blowing tuyere can cause the uneven problem of slurry for solving the drying tunnel The initial segment; Traditional solution is that the The initial segment of drying tunnel is set to main transmission and crosses roller; Hold base material with roller and make base material remain flat state basically, mild up and down blowing is dry, treats that base material spreading mass water evaporates arrives to a certain degree; Do not had mobile and got into highly effective drying in the suspension drying tunnel again, but this way is too low at the drying efficiency of drying tunnel The initial segment.
Summary of the invention
The object of the present invention is to provide a kind of coating machine drying tunnel, adopt bilateral blowing tuyere can cause the inhomogeneous and too low problem of drying efficiency when adopting transmission to cross roller of slurry to solve in the prior art drying tunnel The initial segment.
For solving the problems of the technologies described above; The technical scheme that the present invention adopts is: a kind of coating machine drying tunnel is provided; Comprise the baking oven of multistage cascade and be arranged in the conveyer that is used to transmit coating material in each baking oven; Be provided with the tuyere that is used for the blowing of on conveyer coating material in each baking oven, the tuyere in first section baking oven is monolateral blowing tuyere, said monolateral blowing tuyere in this baking oven along the conveyer direction of transfer in conveyer interlaced arrangement up and down; The blowing direction of each monolateral blowing tuyere is consistent, and is all consistent with the conveyer direction of transfer or opposite.
Wherein, said monolateral blowing tuyere comprises the wind gathering box and goes out tuyere; The wind gathering box is a box body structure, which is provided with air inlet and air outlet, and air inlet is used to connect air compartment; Go out the tuyere bottom and be provided with the static pressure chamber, top is provided with slit to upper wall obliquely from a sidewall, and the lower openings of slit is communicated with the static pressure chamber, and the upper opening of slit is positioned at the tuyere upper wall; Going out the tuyere upper wall stretches out and tail end is set to towards the arc that goes out the tuyere bottom from another side-walls; Go out the tuyere bottom and be fixedly installed on the wind gathering box, and the static pressure chamber is connected with the air outlet of wind gathering box; Saidly go out the tuyere upper wall surface to said conveyer, wind blows to said conveyer from said slit.
Wherein, the air inlet place of said wind gathering box is equipped with mesh plate, and said mesh plate is provided with through hole, wherein between the through hole of two end regions spacing greater than the through hole pitch-row of central region.
Wherein, the two ends end wall of said wind gathering box is provided with kink to bottom surface bending extension.
Wherein, the air outlet both sides of said wind gathering box are provided with the groove that is used to lay sealing joint strip, and air-out gonys face is provided with convexity, and when going out tuyere and being installed on the wind gathering box, said convexity is embedded in the sealing joint strip in the groove.
Wherein, said wind gathering box is fixedly connected with drawing to buckle through pin with going out tuyere, and said first section oven side wall offers actuating doors; Wind gathering box and an end that goes out tuyere respectively are provided with pin and base plate is installed with pin hole base plate is installed, and fix through will pin installation base plate and pin hole installation base plate of pin; The wind gathering box all is provided with to draw buckle with the other end that goes out tuyere installs base plate, draws be arranged at corresponding with movable part of standing part of button to draw on the button installation base plate, wind gathering box and go out the actuating doors of this end face of tuyere to said baking oven.
Wherein, said pin is installed base plate, pin hole and base plate is installed, draws button that base plate and wind gathering box are installed, is gone out tuyere and be spirally connected fixingly, and pin is installed base plate, pin hole is installed base plate, drawn the bolt apertures on the button installation base plate is bar hole.
Wherein, be fixed on the said installation base plate of said wind gathering box bar hole, be fixed on the said installation base plate that goes out tuyere bar hole perpendicular to the two side that goes out tuyere perpendicular to the last bottom surface of wind gathering box.
Wherein, saidly draw the button movable part and draw button that base plate is installed to be spirally connected fixingly, and wherein a bolt apertures is a bar hole.
Wherein, be provided with in the said slit along going out the Gao Zhu that waits that the tuyere length direction arranges, install high intercolumniation dislocation position such as said.
The invention has the beneficial effects as follows: coating machine drying tunnel of the present invention adopts monolateral blowing tuyere and bilateral blowing tuyere to combine coating material (slurry on the base material) is carried out drying, when the drying tunnel The initial segment is used for drying and has high-moisture with strong mobile coating material, adopts the baking oven that monolateral blowing tuyere is installed; Because the monolateral blowing of tuyere; Wind is little to the active force of base material, and the crooked amplitude of base material S shape tape transport is little, and slurry is difficult for flowing; Guarantee the uniformity of slurry; Existing relatively transmission is crossed roller and is held base material and dry gently, and the direct blowing hot-air of tuyere carries out drying to slurry, and drying efficiency is higher; After making slurry lose the mobile variation of portion of water through the drying of monolateral blowing tuyere, adopt bilateral blowing tuyere that slurry is carried out high efficiency drying again, and the inhomogeneous defective that causes because of mobile can not take place in the slurry fluidity difference.Coating machine drying tunnel of the present invention; Directly carry out heated-air drying after making the base material coating, do not need to be provided with in addition transmission and cross roller, the conveyer of whole drying tunnel is consistent; Install also simpler; Adopt this coating machine drying tunnel, the drying efficiency that has improved slurry guarantees the uniformity of slurry simultaneously, and handles applicable to the oven dry of the two-sided coating simultaneously of base material.
Description of drawings
Fig. 1 is the interior tape transport sketch map of drying tunnel that prior art adopts bilateral blowing tuyere;
Fig. 2 is the structural representation of coating machine drying tunnel one embodiment of the present invention;
Fig. 3 is the perspective view of monolateral blowing tuyere in the coating machine drying tunnel of the present invention;
Fig. 4 is the internal structure sketch map of the monolateral blowing tuyere of the present invention;
Fig. 5 is the bottom surface structural representation of the monolateral blowing tuyere of the present invention;
Fig. 6 is the structural representation of monolateral blowing tuyere one end face of the present invention;
Fig. 7 is the structural representation of the monolateral blowing tuyere of the present invention other end.
Label declaration:
100, first baking oven; 200, second baking oven; 300, conveyer;
1, casing; 2, air compartment; 3, monolateral blowing tuyere; 4, bilateral blowing tuyere;
10, wind gathering box; 11, air inlet; 12, air outlet; 13, groove; 14, sealing joint strip; 15, mesh plate; 16, kink;
20, go out tuyere; 21, static pressure chamber; 22, slit; 23, upper wall; 24, convexity; 25, Gao Zhu such as;
31, first pin is installed base plate; 32, second pin is installed base plate; 33, pin hole is installed base plate; 34, pin;
41, first draw button that base plate is installed; 42, second draw button that base plate is installed; 43, draw button.
The specific embodiment
By specifying technology contents of the present invention, structural feature, realized purpose and effect, give explanation below in conjunction with embodiment and conjunction with figs. are detailed.
See also Fig. 2; The coating machine drying tunnel of present embodiment comprises first baking oven 100, second baking oven 200 and conveyer 300; First baking oven 100 is the The initial segment of drying tunnel; Second baking oven 200 has a plurality of (only having illustrated one among the figure), and cascade is positioned at after first baking oven 100 successively, and conveyer 300 is arranged in and is used to transmit the base material that is coated with slurry in each baking oven.First baking oven 100 comprises casing 1, be fixed in the air compartment 2 of casing 1 upper and lower, be fixed on the air compartment 2 and along the monolateral blowing tuyere 3 of arranging on the baking oven length direction; Conveyer 300 promptly passes from monolateral blowing tuyere 3 arrays of two rows; The wherein monolateral blowing tuyere 3 of the row of going up and row's monolateral blowing tuyere 3 interlaced arrangement down; The blowing direction of each monolateral blowing tuyere 3 is consistent, and the blowing direction of monolateral blowing tuyere 3 and conveyer 300 direction of transfers among the figure (among the figure shown in the direction of arrow) are on the contrary.Second baking oven 200 comprises casing 1 and air compartment 2 equally; And be fixed with tuyere on the air compartment 2 equally, tuyere is with first baking oven, 100 differences along conveyer 300 direction of transfers interlaced arrangement up and down; In second baking oven 200; Tuyere is bilateral blowing tuyere 4, and this bilateral blowing tuyere 4 has two air outlets on the face of conveyer 300, air-out simultaneously.
The course of work of this coating machine drying tunnel is: the base material after the coating places and gets into first baking oven on the conveyer, is dried from the base material above and below respectively by monolateral air-out tuyere the slurry on the base material is carried out dried; At this moment, base material just has been coated with, and water content is high in the slurry; Flow easily, and because the monolateral air-out of tuyere, all tuyere air-out directions are consistent; Can not interfere mutually, the wind that tuyere blows out is little to the active force of base material, so the crooked amplitude of base material S type tape transport is little; Can not cause flowing of slurry, thereby guarantee the uniformity of slurry; And compare and adopt transmission to cross roller to hold base material and dry gently, the present invention in first baking oven directly blowing hot-air slurry is carried out drying, drying efficiency is higher.And then base material gets into second baking oven after the conveyer transmission is come out from first baking oven, by bilateral air-out tuyere the slurry on the base material is carried out dried; The bilateral air-out air quantity of tuyere is big; Drying efficiency is higher, because after base material dries in first baking oven, the portion of water evaporation in the slurry; The slurry fluidity variation; Even because the wind-force of tuyere makes the crooked amplitude of base material bigger, slurry also is difficult for flowing, and therefore under the higher situation of drying efficiency, also can not influence the uniformity of slurry in second baking oven.
When existing lithium battery is made, can only simultaneously be coated with at base material earlier, base material rolled to unreel after to be dried again and carry out another side coating oven dry again; In the prior art, cross roller transmission base material and can't realize the oven dry of base material double spread owing to can only be employed in the drying tunnel The initial segment, and adopt drying tunnel of the present invention; Owing in first section baking oven monolateral blowing tuyere is installed up and down, can be initially dried the intact base material of firm coating is two-sided expeditiously to intact two-sided blowing of base material that carries the higher moisture slurry of firm coating; Thereby for the development of the two-sided while coating process of base material provides possibility; Adopt double spread, save coiled material and unreeled process, also saved a drying course simultaneously; Reduce process flow, greatly enhance productivity.
Fig. 3 and Fig. 4 show the structure of the monolateral blowing tuyere of installing in first baking oven 100, and this tuyere comprises wind gathering box 10 and goes out tuyere 20.Wind gathering box 10 is the box body structure of rectangle, bottom surface opening on it, and the bottom surface opening part is an air inlet 11, is used to connect air compartment; Wind gathering box 10 upper bottom surface opening parts are air outlet 12, and wherein this air outlet 12 is not formed but both are closed to upper bottom surface bending extension by the two side, are that the part of two side bending forms groove 13 in the both sides of air outlet 12, place sealing joint strip 14 in the groove 13.
Go out tuyere 20 and roughly also be the box body structure of rectangle; Be provided with static pressure chamber 21 in its underpart; Top is provided with slit 22 to upper wall 23 obliquely from a sidewall (right sidewall in Fig. 4 view direction); The lower openings of slit 22 is communicated with static pressure chamber 21, and the upper opening of slit 22 is positioned at tuyere upper wall 23.Go out between tuyere 20 internal upper parts and the bottom and separate through dividing plate (not label signal among the figure); And form said slit 22 between dividing plate bending extension and the sidewall; At slit 22 upper opening places, dividing plate becomes the upper wall 23 of air-out mouth 20 again to another sidewall (the left side sidewall in Fig. 4 view direction) extension, and upper wall 23 does not terminate in the left side sidewall; But from the left side side-walls segment distance that stretches out, and tail end is set to towards the arc that goes out tuyere 20 bottoms.In slit 22 near the upper opening place along going out high posts 25 such as tuyere 20 length directions (in Fig. 4 view perpendicular to the paper direction) are interrupted, arranged in dislocation has, to ensure the linearity and the uniformity of slit.
Go out tuyere 20 bottoms and be fixedly installed on the wind gathering box 10, static pressure chamber 21 is connected with the air outlet 12 of wind gathering box 10.Go out both sides, tuyere 20 bottom surface and be provided with protruding 24 through welding or mode such as one-body molded; Go out tuyere 20 and be installed on 10 last times of wind gathering box; This convexity 24 is embedded in the sealing joint strip 14 in the wind gathering box 10 upper bottom surface grooves 13; Thereby reach good sealing effectiveness, realize wind gathering box 10 and go out being tightly connected of tuyere 20.
In first baking oven 100, install should be monolateral during blowing tuyere 3 with wind gathering box 10 through form fix such as welding or be spirally connected on air compartment 2; Its air inlet 11 is communicated with air compartment 2; Go out tuyere 20 upper wall surfaces to conveyer 300; Wind in the air compartment 2 gets in the wind gathering box 10, get into out again in the static pressure chamber 21 of tuyere 20 to accumulate pressure, at last from slit 22 that static pressure chamber 21 is communicated with blow to conveyer 300; Because the wall attachment effect of wind; Between the base material that is attached to upper wall 23 after wind goes out and advances; Upper wall 23 tail end circular arcs from extending at last; The air channel that the wind that blows out evaporates in the base material spreading mass and the gas that evaporates designs in drying tunnel is taken away by return air or air draft pipe, and the base material that scribbles slurry has so promptly reached dry purpose.
Consult Fig. 5; Air inlet 11 places of wind gathering box 10 also are equipped with mesh plate 15, and mesh plate 15 is provided with through hole, plays buffer gas flow; It is more sparse that mesh plate 15 two ends through holes are compared central region; Promptly the pitch-row between the through hole of two end regions is greater than the through hole pitch-row of central region, and the wind speed that like this produced by boasting in the tuyere two ends is smaller than the middle part, to suppress the dry disadvantage of base material edge transition.In addition, the two ends end wall of wind gathering box 10 is provided with kink 16 to bottom surface bending extension, equally also plays the effect that reduces the two ends intake.
Consult Fig. 6 and Fig. 7, wind gathering box 10 34 is buckled 43 and is formed and to be fixedly connected removably with drawing through pinning with going out tuyere 20, with convenient by the technological requirement cleaning.As shown in Figure 5; End fixed installation first pin at wind gathering box 10 is installed base plate 31; And a fixing pin hole is installed base plate 33 on the first pin installation base plate 31; Pin hole is installed base plate 33 and is provided with two pin holes, goes out tuyere 20 corresponding fixing second pins of ends base plate 32 is installed, and this second pin also installs on base plate 32 that correspondence is provided with two pin holes.Wind gathering box 10 is when going out tuyere 20 and install; First pin is installed base plate 31 and 32 pairs of assembly location of the second pin installation base plate; Make pin hole that base plate 33 is installed and align, insert pin 34 again wind gathering box 10 and this end that goes out tuyere 20 are fixed with the pin hole that second pin is installed on the base plate 32.Consult Fig. 7 again; On wind gathering box 10 and the other end that goes out tuyere 20, respectively being fixed with first draws buckle and base plate 41 and second is installed is drawn and buckle installation base plate 42; Draw button 43 standing part (grab) to be fixedly set in second and draw button to install on the base plate 42, draw the movable part (hook, handle, base) of button 43 to be fixedly set in first and draw and buckle on the installation base plate 41; During installation, make and draw the button movable part to be fixedly connected with standing part and to get final product.When tuyere being installed in first baking oven, pair ends that pin is fixing are installed as away from the actuating doors that is positioned at first oven side wall, with two ends that draw the fixing ends of button to be installed in the oriented manipulation door, conveniently can also be after installation through drawing the button trim locations.
Above-mentioned pin and draw the button fixed structure in; First pin is installed base plate 31, first and is drawn button installation base plate 41 to be spirally connected fixing with wind gathering box 10; Bolt apertures on the two installation base plates is bar hole; And bar hole is perpendicular to the last bottom surface of wind gathering box 10, but makes two the position up-down adjustment of base plates 31,41 is installed like this; Second pin is installed base plate 32, second and is drawn button that base plate 42 is installed also to be spirally connected fixingly with going out tuyere 20, and this two installs bolt apertures on base plate for perpendicular to the bar hole that goes out tuyere 20 two sides, but make like this two base plates 32,42 are installed the position level regulate.During actual installation, the installation base plate at two ends combine to be regulated, and confirms that the position rear thread fixes, every end up and down two base plates are installed to piecing together the location, the installation accuracy in the time of so just guaranteeing repeated removal cleaning installation tuyere.In addition; Drawing button 43 movable parts and first to draw button that base plate 41 is installed is spirally connected fixing equally; And wherein a bolt apertures is bar hole (like drawing shown in the button of the left side among Fig. 7), like this, draws button 43 also can draw button that base plate 41 activities are installed with respect to first; Increase and regulate the free degree, with the levelness of assurance tuyere installation and the depth of parallelism between tuyere.
The above is merely embodiments of the invention; Be not so limit claim of the present invention; Every equivalent structure or equivalent flow process conversion that utilizes specification of the present invention and accompanying drawing content to be done; Or directly or indirectly be used in other relevant technical fields, all in like manner be included in the scope of patent protection of the present invention.
Claims (10)
1. coating machine drying tunnel; Comprise the baking oven of multistage cascade and be arranged in the conveyer that is used to transmit coating material in each baking oven; Be provided with the tuyere that is used for the blowing of on conveyer coating material in each baking oven, it is characterized in that: the tuyere in first section baking oven is monolateral blowing tuyere, said monolateral blowing tuyere in this baking oven along the conveyer direction of transfer in conveyer interlaced arrangement up and down; The blowing direction of each monolateral blowing tuyere is consistent, and is all consistent with the conveyer direction of transfer or opposite.
2. coating machine drying tunnel according to claim 1 is characterized in that: said monolateral blowing tuyere comprises the wind gathering box and goes out tuyere;
The wind gathering box is a box body structure, which is provided with air inlet and air outlet, and air inlet is used to connect air compartment; Go out the tuyere bottom and be provided with the static pressure chamber, top is provided with slit to upper wall obliquely from a sidewall, and the lower openings of slit is communicated with the static pressure chamber, and the upper opening of slit is positioned at the tuyere upper wall; Going out the tuyere upper wall stretches out and tail end is set to towards the arc that goes out the tuyere bottom from another side-walls; Go out the tuyere bottom and be fixedly installed on the wind gathering box, and the static pressure chamber is connected with the air outlet of wind gathering box;
Saidly go out the tuyere upper wall surface to said conveyer, wind blows to said conveyer from said slit.
3. coating machine drying tunnel according to claim 2 is characterized in that: the air inlet place of said wind gathering box is equipped with mesh plate, and said mesh plate is provided with through hole, wherein between the through hole of two end regions spacing greater than the through hole pitch-row of central region.
4. coating machine drying tunnel according to claim 3 is characterized in that: the two ends end wall of said wind gathering box is provided with kink to bottom surface bending extension.
5. coating machine drying tunnel according to claim 2; It is characterized in that: the air outlet both sides of said wind gathering box are provided with the groove that is used to lay sealing joint strip; Air-out gonys face is provided with convexity, and when going out tuyere and being installed on the wind gathering box, said convexity is embedded in the sealing joint strip in the groove.
6. coating machine drying tunnel according to claim 2 is characterized in that: said wind gathering box is fixedly connected with drawing to buckle through pin with going out tuyere, and said first section oven side wall offers actuating doors; Wind gathering box and an end that goes out tuyere respectively are provided with pin and base plate is installed with pin hole base plate is installed, and fix through will pin installation base plate and pin hole installation base plate of pin; The wind gathering box all is provided with to draw buckle with the other end that goes out tuyere installs base plate, draws be arranged at corresponding with movable part of standing part of button to draw on the button installation base plate, wind gathering box and go out the actuating doors of this end face of tuyere to said baking oven.
7. coating machine drying tunnel according to claim 6; It is characterized in that: said pin is installed base plate, pin hole and base plate is installed, draws button that base plate and wind gathering box are installed, is gone out tuyere and be spirally connected fixingly, and pin is installed base plate, pin hole is installed base plate, drawn the bolt apertures on the button installation base plate is bar hole.
8. coating machine drying tunnel according to claim 7; It is characterized in that: be fixed on the said installation base plate of said wind gathering box bar hole perpendicular to the last bottom surface of wind gathering box, be fixed on the said installation base plate that goes out tuyere bar hole perpendicular to the two side that goes out tuyere.
9. coating machine drying tunnel according to claim 7 is characterized in that: saidly draw the button movable part and draw button that base plate is installed to be spirally connected fixingly, and wherein a bolt apertures is a bar hole.
10. according to each described coating machine drying tunnel of claim 2-8, it is characterized in that: be provided with in the said slit along going out the Gao Zhu that waits that the tuyere length direction arranges, install high intercolumniation dislocation position such as said.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210309248.7A CN102794261B (en) | 2012-08-28 | 2012-08-28 | Drying tunnel of coating machine |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210309248.7A CN102794261B (en) | 2012-08-28 | 2012-08-28 | Drying tunnel of coating machine |
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| Publication Number | Publication Date |
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| CN102794261A true CN102794261A (en) | 2012-11-28 |
| CN102794261B CN102794261B (en) | 2014-09-03 |
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| CN201210309248.7A Active CN102794261B (en) | 2012-08-28 | 2012-08-28 | Drying tunnel of coating machine |
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| CN110665703A (en) * | 2019-11-23 | 2020-01-10 | 崔亮 | Automatic spraying device for porcelain insulator |
| WO2023010748A1 (en) * | 2021-08-04 | 2023-02-09 | 深圳市信宇人科技股份有限公司 | Composite heating hole opening process and device for coating |
| CN116371700A (en) * | 2023-03-20 | 2023-07-04 | 苏州富强科技有限公司 | Baking oven, baking channel and coating machine of diaphragm coating machine |
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| CN116371700B (en) * | 2023-03-20 | 2023-10-24 | 苏州富强科技有限公司 | Baking oven, baking channel and coating machine of diaphragm coating machine |
Also Published As
| Publication number | Publication date |
|---|---|
| CN102794261B (en) | 2014-09-03 |
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