CN202893614U - Scraper for coating machine - Google Patents
Scraper for coating machine Download PDFInfo
- Publication number
- CN202893614U CN202893614U CN 201220314396 CN201220314396U CN202893614U CN 202893614 U CN202893614 U CN 202893614U CN 201220314396 CN201220314396 CN 201220314396 CN 201220314396 U CN201220314396 U CN 201220314396U CN 202893614 U CN202893614 U CN 202893614U
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- coating machine
- scraper
- axle core
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Abstract
The utility model discloses a scraper for a coating machine. The scraper comprises a shaft core and a shaft sleeve arranged on the shaft core, wherein a gap is formed between the shaft core and the shaft sleeve, at least one regulating device adopting an external screw and internal screw sleeving structure is arranged along the axial direction of the shaft core. Compared with the prior art, the scraper for the coating machine has the advantages of enabling the shaft sleeve to bend and deform through the regulating device, achieving fine tuning of the shape deformation of the outer surface, changing the shape of the axial coating gap between the scraper and a coating roll and improving the uniformity of coating weight and the consistency of battery capacity.
Description
Technical field
The utility model relates to a kind of apparatus for coating, and in particular, the utility model relates to a kind of inhomogeneity coating machine scraper of coating that improves.
Background technology
Since last century, the nineties was come out, lithium ion battery had obtained developing rapidly, and range of application also constantly enlarges, and is also further harsh for the requirement of its application conditions.
The uniformity of lithium ion battery is the challenge that the lithium battery industry faces, and in the production process of lithium ion battery, the pole piece preparation is to affect the conforming important procedure of lithium ion battery, and the uniformity of the weight of filming is the important parameter that affects the battery capacity performance.In order to obtain the good uniformity of lithium ion battery, need to cathode slurry or anode slurry equably, weight controllably is coated on the collector (Copper Foil or aluminium foil).
See also illustrated in figures 1 and 2, being coated with in the membrane process of the pole piece of lithium ion battery preparation, under the rotation of paint roller 4 ', slurry 2 ' (anode sizing agent or cathode size) forms one deck slurry film with the intermembrane space 3 ' that is coated with between scraper 1 ' and the paint roller 4 ' in paint roller 4 ' by coating machine; Along with the rotation of paint roller 4 ' and back flow roll 5 ', the slurry film on the paint roller 4 ' is transferred on the base material 6 ', and drying is finished the membrane process that is coated with of battery pole piece preparation.Wherein, being coated with intermembrane space 3 ' is the key factor that affects film quality, size, shape and the uniformity that is coated with intermembrane space 3 ' determining the to film uniformity of weight.
In existing pole coating operation, in order to guarantee the uniformity of pole piece, very high processing request has been proposed scraper, to guarantee to be coated with the uniformity of intermembrane space.But, in actual use, because the coupling of internal stress, scraper and the paint roller of the effect of scraper self gravitation, mechanism's metal inside, and the impact of variation of ambient temperature, being coated with intermembrane space small distortion can occur of scraper.Although deformation is small, but very obvious on the impact of filming, make film inhomogeneous, the impact uniformity of filming.Gradually in the process of variation, the attendant does not have good means adjusted, can only set a control requirement in the uniformity of filming, and changes or reprocesses when requiring not reaching control.Therefore, the scraper maintenance cost is high, and the machinery utilization rate is low, and the pole piece preparation quality is poor.
In view of this, necessaryly provide a kind of novel coating machine scraper.
The utility model content
The purpose of this utility model is: a kind of novel coating machine scraper is provided.
In order to realize the foregoing invention purpose, the utility model provides a kind of coating machine scraper, and it comprises axle core and the axle sleeve that is installed on the axle core, is provided with the space between axle core and the axle sleeve.
As a kind of improvement of the utility model coating machine with scraper, described axle sleeve is installed on the described axle core separably.
As a kind of improvement of the utility model coating machine with scraper, described axle sleeve is installed on the described axle core separably by mounting screw.
As a kind of improvement of the utility model coating machine with scraper, the two ends of described axle sleeve are provided with end cap, and end cap is installed on the described axle core separably.
As a kind of improvement of the utility model coating machine with scraper, described end cap is installed on the described axle core separably by the assembling screw.
As a kind of improvement of the utility model coating machine with scraper, the gap between described axle core and the axle sleeve is 1 ~ 15mm.
As a kind of improvement of the utility model coating machine with scraper, along at least one adjusting device that is axially arranged with of described scraper.
As a kind of improvement of the utility model coating machine with scraper, along the two or more adjusting devices of being axially arranged with of described axle core, each adjusting device evenly distributes.
As a kind of improvement of the utility model coating machine with scraper, described adjusting device adopts two screw suit structures.
With a kind of improvement of scraper, described adjusting device comprises can be threaded connection the inner bolt that the male screw thread that is resisted against on the described axle core and rotation are installed in the male screw thread and can be tightened on the axle core or unscrew from the axle core as the utility model coating machine.
With respect to prior art, the utility model coating machine can occur bending and deformation axle sleeve by adjusting device with scraper, realized the fine setting of coating machine with scraper self deformation, change coating machine with the shape that is coated with intermembrane space between scraper and the paint roller, improve the uniformity of the weight of filming, and and then improve the uniformity of battery capacity.In addition, after being coated with membrane process and using the utility model coating with scraper, the number of rewelding of scraper has descended 60%, has reduced the maintenance cost of scraper, has improved the utilization rate of equipment.
Description of drawings
Below in conjunction with the drawings and specific embodiments, the utility model coating machine is elaborated with scraper and useful technique effect thereof, wherein:
Figure 1 shows that the axial schematic diagram of existing coating device.
Figure 2 shows that the horizontal schematic diagram of existing coating device.
Fig. 3 is the structural representation that the utility model coating machine is used scraper.
Fig. 4 is the local enlarged diagram that coating machine shown in Figure 3 is used the adjusting device of scraper.
Figure 5 shows that the horizontal weight fraction Butut of filming that adopts existing coating machine to obtain with scraper.
Figure 6 shows that the horizontal weight fraction Butut of filming that adopts the utility model coating machine be provided with an adjusting device to obtain with scraper.
Figure 7 shows that the horizontal weight fraction Butut of filming that adopts the utility model coating machine be provided with three adjusting devices to obtain with scraper.
The specific embodiment
In order to make goal of the invention of the present utility model, technical scheme and useful technique effect more clear, below in conjunction with the drawings and specific embodiments, the utility model is elaborated.Should be understood that the specific embodiment of describing in this specification only is in order to explain the utility model, is not in order to limit the utility model.
Need to prove, the utility model coating machine is different with scraper from existing coating machine except structure with scraper, the position of itself and back flow roll, paint roller, base material, slurry and the coating machine in matching relationship and the existing coating device are basic identical with scraper, specifically can be referring to coating device shown in Figure 2.
See also shown in Figure 3ly, the utility model coating machine comprises axle core 10 with scraper and is installed on axle sleeve 20 on the axle core 10 that leave the space between axle core 10 and the axle sleeve 20, the space is of a size of 1 ~ 15mm.According to the embodiment of the utility model coating machine with scraper, axle sleeve 20 is installed on the axle core 10 separably, for example, can be installed on separably on the axle core 10 by mounting screw 30.
Axle core 10 is preferably heat-treated, and to strengthen its hardness and intensity, the outer surface of axle sleeve 20 is continued to use configuration design and the requirement that existing coating machine is used scraper.The axial two ends of axle core 10 and axle sleeve 20 are respectively equipped with end cap 60, and end cap 60 is installed on the axle core 10 by assembling screw 70.
See also shown in Figure 3ly, along three adjusting devices that are axially arranged with of axle core 10, three adjusting devices evenly distribute along the axially spaced-apart of axle core 10.Be understandable that, although in illustrated embodiment, axially spaced-apart along axle core 10 is provided with three adjusting devices, but, according to other embodiments of the present utility model, also can require to arrange according to practical adjustments the adjusting device of an adjusting device, two adjusting devices or any amount.
Please consult especially shown in Figure 3, adjusting device adopts two screw suit structures, it comprises can be threaded connection the inner bolt 50 that the male screw thread 40 that is resisted against on the axle core 10 and rotation are installed in the male screw thread 40 and can be tightened on the axle core 10 or unscrew from axle core 10, can regulate coating machine with the size that is coated with intermembrane space between scraper and the paint roller by being used of male screw thread 40 and inner bolt 50, detailed process is:
When the coating thickness of adjusting device position need to be regulated attenuation, unclamp male screw thread 40, itself and axle core 10 are disengaged, screw inner bolt 50, downward deformation occurs in axle sleeve 20, the coating machine that makes adjusting device position place is with the gap smaller of filming between scraper and the paint roller, and slurry is by tailing off, the attenuation of filming;
When the coating thickness of adjusting device position need to be regulated thickening, unclamp inner bolt 50, itself and axle core 10 are disengaged, screwing male screw thread 40 makes male screw thread 40 withstand axle core 10, act on opposite force on the axle sleeve 20 by male screw thread 40, upwards deformation occur in axle sleeve 20, and the coating machine of adjusting device position is become greatly with the intermembrane space that is coated with between scraper and the paint roller, slurry is by increasing, the thickening of filming.
Regulate when requiring when thickness reaches, screw inner bolt 50, pin adjusting position, guarantee the stable of adjusting work.
Figure 5 shows that the horizontal weight fraction Butut of filming (laterally weight refers to that film layer is in the weight of the axial direction of scraper) that adopts existing coating machine to obtain with scraper, can find out that from horizontal weight fraction Butut the lateral variation of the weight of filming surpasses 9mg.
Figure 6 shows that the horizontal weight fraction Butut of filming that adopts the utility model coating machine be provided with an adjusting device to obtain with scraper, can find out from horizontal weight fraction Butut, be coated with intermembrane space by adjusting male screw thread 40 and inner bolt 50 changes, the lateral variation of the weight of filming can be improved to less than 4mg.
Figure 7 shows that the horizontal weight fraction Butut of filming that the utility model coating machine that employing evenly is provided with three adjusting devices obtains with scraper, can find out from horizontal weight fraction Butut, change and be coated with intermembrane space by optionally regulating male screw thread 40 and inner bolt 50, the lateral variation of the weight of filming can be improved to less than 2mg.
The horizontal weight fraction Butut of filming of comparison diagram 5 and Fig. 6, Fig. 7 can be found out, with respect to prior art, the utility model coating machine can occur bending and deformation axle sleeve by adjusting device with scraper, realize the coating machine fine setting of scraper self deformation, change coating machine with the shape that is coated with intermembrane space between scraper and the paint roller, improve the uniformity of the weight of filming, and and then improve the uniformity of battery capacity.In addition, after being coated with membrane process and using the utility model coating machine with scraper, coating machine has descended 60% with the number of rewelding of scraper, has reduced the maintenance cost of coating machine usefulness scraper, has improved the utilization rate of equipment.
According to above-mentioned principle, the utility model can also carry out suitable change and modification to above-mentioned embodiment.Therefore, the specific embodiment that discloses and describe above the utility model is not limited to also should fall in the protection domain of claim of the present utility model modifications and changes more of the present utility model.In addition, although used some specific terms in this specification, these terms do not consist of any restriction to the utility model just for convenience of description.
Claims (10)
1. coating machine scraper is characterized in that: described coating machine comprises the axle core with scraper and is installed on axle sleeve on the axle core, is provided with the space between axle core and the axle sleeve.
2. coating machine scraper according to claim 1, it is characterized in that: described axle sleeve is installed on the described axle core separably.
3. coating machine scraper according to claim 2, it is characterized in that: described axle sleeve is installed on the described axle core separably by mounting screw.
4. coating machine scraper according to claim 1, it is characterized in that: the two ends of described axle sleeve are provided with end cap, and end cap is installed on the described axle core separably.
5. coating machine scraper according to claim 4 is characterized in that: described end cap is installed on the described axle core separably by the assembling screw.
6. coating machine scraper according to claim 1, it is characterized in that: the space between described axle core and the axle sleeve is 1 ~ 15mm.
7. coating machine scraper according to claim 1 is characterized in that: along at least one adjusting device that is axially arranged with of described axle core.
8. coating machine scraper according to claim 1, it is characterized in that: along the two or more adjusting devices of being axially arranged with of described axle core, each adjusting device evenly distributes.
9. it is characterized in that according to claim 7 or 8 described coating machine scrapers: described adjusting device adopts two screw suit structures.
10. coating machine scraper according to claim 9 is characterized in that: described adjusting device comprises can be threaded connection the inner bolt that the male screw thread that is resisted against on the described axle core and rotation are installed in the male screw thread and can be tightened on the axle core or unscrew from the axle core.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220314396 CN202893614U (en) | 2012-06-29 | 2012-06-29 | Scraper for coating machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220314396 CN202893614U (en) | 2012-06-29 | 2012-06-29 | Scraper for coating machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202893614U true CN202893614U (en) | 2013-04-24 |
Family
ID=48114334
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220314396 Expired - Lifetime CN202893614U (en) | 2012-06-29 | 2012-06-29 | Scraper for coating machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202893614U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104457601A (en) * | 2014-12-24 | 2015-03-25 | 上海数造三维科技有限公司 | Adjusting device and method of scraper used for rapid photo-curing formation |
| CN109351542A (en) * | 2018-12-17 | 2019-02-19 | 上海迪资纸塑科技中心 | A kind of coating blade protective device |
| CN110369229A (en) * | 2019-07-27 | 2019-10-25 | 马鞍山市智新纳米材料有限公司 | A kind of adjustable ceramic coating scraper component of vertical position |
| CN113909050A (en) * | 2021-11-03 | 2022-01-11 | 中化国际(控股)股份有限公司 | Coating surface density control device, coating machine and coating surface density control method |
-
2012
- 2012-06-29 CN CN 201220314396 patent/CN202893614U/en not_active Expired - Lifetime
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104457601A (en) * | 2014-12-24 | 2015-03-25 | 上海数造三维科技有限公司 | Adjusting device and method of scraper used for rapid photo-curing formation |
| CN104457601B (en) * | 2014-12-24 | 2018-04-24 | 上海数造机电科技股份有限公司 | A kind of scraper adjusting method for photocureable rapid shaping |
| CN109351542A (en) * | 2018-12-17 | 2019-02-19 | 上海迪资纸塑科技中心 | A kind of coating blade protective device |
| CN110369229A (en) * | 2019-07-27 | 2019-10-25 | 马鞍山市智新纳米材料有限公司 | A kind of adjustable ceramic coating scraper component of vertical position |
| CN110369229B (en) * | 2019-07-27 | 2021-06-01 | 马鞍山市智新纳米材料有限公司 | Vertical position adjustable pottery coating scraper subassembly |
| CN113909050A (en) * | 2021-11-03 | 2022-01-11 | 中化国际(控股)股份有限公司 | Coating surface density control device, coating machine and coating surface density control method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20130424 |