阅读说明：本技术 一种电池隔膜卷芯管的制作工艺及其中的冷却装置 (Manufacturing process of battery diaphragm winding pipe and cooling device in battery diaphragm winding pipe ) 是由 钱晓人 于 2021-06-26 设计创作，主要内容包括：本申请涉及管材技术的领域,尤其是涉及一种电池隔膜卷芯管的制作工艺及其中的冷却装置,其包括S1：塑料颗粒筛选与称重；S2：将塑料颗粒通过挤出机挤出成型高温卷芯管；S3：成型的高温卷芯管通过输送装置输送进入到冷却装置中进行内外同步冷却；S4：将冷却后的卷芯管通过打磨件进行表面打磨。本申请具有提高高温卷芯管的同轴度的效果。(The application relates to the field of pipe technology, in particular to a manufacturing process of a battery diaphragm winding pipe and a cooling device therein, which comprise a step S1: screening and weighing plastic particles; s2: extruding plastic particles through an extruder to form a high-temperature winding core pipe; s3: conveying the formed high-temperature coiled core pipe into a cooling device through a conveying device to perform synchronous cooling inside and outside; s4: and (5) polishing the surface of the cooled winding core pipe through a polishing piece. The high-temperature winding core tube has the effect of improving the coaxiality of the high-temperature winding core tube.)

1. A manufacturing process of a battery diaphragm winding pipe is characterized in that: the method comprises the following steps: s1: screening and weighing plastic particles;

s2: extruding plastic particles through an extruder to form a high-temperature winding core pipe;

s3: conveying the formed high-temperature coiled core pipe into a cooling device through a conveying device to perform synchronous cooling inside and outside;

s4: and (5) polishing the surface of the cooled winding core pipe through a polishing piece.

2. The manufacturing process of the battery diaphragm winding pipe according to claim 1, comprising the following steps: the method is characterized in that: the grinding piece is abrasive paper.

3. A cooling device used in the process of manufacturing a battery separator winding tube according to claim 1, wherein: including support frame (1), be provided with cooler bin (2) on support frame (1), be provided with stop gear (3) in cooler bin (2), stop gear (3) are including connecting rod (4), the fixed connection of fixed connection at the cooler bin (2) bottom of the case bottom keep away from guide arc board (5) of cooler bin (2) bottom of the case one side in connecting rod (4), stop gear (3) are provided with a plurality ofly along cooler bin (2) length direction, be provided with a plurality of outer shower heads (6) in cooler bin (2), be provided with interior spray bar (7) in cooler bin (2), interior spray bar (7) are used for wearing to establish high temperature and roll up the spool intraductal.

4. The cooling device in the manufacturing process of the battery diaphragm winding pipe according to claim 3, wherein: it is adjacent be provided with live-rollers (8) between direction arc board (5), live-rollers (8) both ends are rotated and are connected with locating lever (9), locating lever (9) are kept away from live-rollers (8) one end fixed connection be in the cooling box (2) bottom of the case, live-rollers (8) are used for rolling the butt with the core winding pipe, the lowest department that cooling box (2) bottom of the case one side was kept away from in direction arc board (5) is less than live-rollers (8) and keeps away from the terminal surface of cooling box (2) bottom of the case one side.

5. The cooling device in the manufacturing process of the battery diaphragm winding pipe according to claim 3, wherein: cooling tank (2) top is provided with water tank (10), water tank (10) one side is provided with water pump (11), water pump (11) one side intercommunication has main water pipe (12), main water pipe (12) fixed connection be in cooling tank (2) upside, main water pipe (12) are followed cooling tank (2) length direction sets up, main water pipe (12) both sides are connected with first water pipe (13), first water pipe (13) with outer shower head (6) intercommunication, main water pipe (12) are kept away from water pump (11) one end can be dismantled and be connected with second water pipe (14), second water pipe (14) with interior spray bar (7) fixed connection.

6. The cooling device in the manufacturing process of the battery diaphragm winding pipe according to claim 5, wherein: the second water pipe (14) is close to main water pipe (12) one end fixedly connected with plug block (15), fixedly connected with is gone up in main water pipe (12) by plug block (16), by plug block (16) with plug block (15) grafting cooperation, wear to be equipped with bolt (19) on by plug block (16), bolt (19) pass by plug block (16) back grafting cooperation is in plug block (15), first limbers (17) have been seted up in plug block (15), second limbers (18) have been seted up in by plug block (16), first limbers (17) with second limbers (18) intercommunication.

7. The cooling device in the manufacturing process of the battery diaphragm winding pipe according to claim 6, wherein: the wall of the second water pipe (14) is made of hard material.

8. The cooling device in the manufacturing process of the battery diaphragm winding pipe according to claim 3, wherein: the bottom of the cooling box (2) is provided with a guide plate (20), the guide plate (20) is obliquely arranged, a reflux groove (21) is formed in the lower side of the guide plate (20), and the cooling box (2) is close to one side of the reflux groove (21) and is fixedly connected with a collecting box (22).

Technical Field

The application relates to the field of pipe technology, in particular to a manufacturing process of a battery diaphragm winding pipe and a cooling device in the battery diaphragm winding pipe.

Background

The winding core tube is a tubular object which is used for winding products such as film paper and the like and is convenient for storing and transporting the products. The battery diaphragm is a layer of diaphragm material between the positive electrode and the negative electrode of the battery, is a very critical part in the battery, has direct influence on the safety and the cost of the battery, and has the main functions of: the positive electrode and the negative electrode are separated, electrons in the battery cannot freely pass through the battery, and ions in the electrolyte freely pass between the positive electrode and the negative electrode.

Chinese patent No. CN207617067U discloses a roll core pipe extruder, which comprises a reprocessing device, a pressure chamber, and a conveying device. Reprocessing device's left side is equipped with the front shroud, be equipped with the discharge opening in the middle of the front shroud, the right side of front shroud is equipped with shell a, shell a's right side is equipped with the pressurized chamber, the rear side middle part of pressurized chamber is equipped with the transmission shaft, the outside of transmission shaft is equipped with continuous propelling movement spiral, the other end of transmission shaft is equipped with the back shroud, the propelling movement spiral outside is equipped with shell b, shell b's inboard is equipped with the inside lining, the inside a plurality of heating device that are equipped with of inside lining, shell b's right side top is equipped with the feed table, the top of feed table is equipped with a plurality of feed ports, the device's bottom is equipped with two support frames.

In view of the above-mentioned related art, the inventors have considered that the winding core tube has a long length after extrusion and a low coaxial straightness, and there is a possibility that the diaphragm is wrinkled due to winding the diaphragm.

Disclosure of Invention

In order to improve the defect that the coiling core tube has the same axial straightness as the core tube and the coiling diaphragm causes the diaphragm to be folded, the application provides a processing device and a processing technology of the battery diaphragm coiling core tube.

The application provides a manufacturing process of a battery diaphragm winding pipe and a cooling device thereof, which adopts the following technical scheme:

in a first aspect, the present application provides a manufacturing process of a battery separator winding tube, which adopts the following technical scheme:

a manufacturing process of a battery diaphragm winding pipe comprises the following steps:

s1: screening and weighing plastic particles;

s2: extruding plastic particles through an extruder to form a high-temperature winding core pipe;

s3: conveying the formed high-temperature coiled core pipe into a cooling device through a conveying device to perform synchronous cooling inside and outside;

s4: and (5) polishing the surface of the cooled winding core pipe through a polishing piece.

Through adopting above-mentioned technical scheme, with the back that plastic granules screening was weighed, roll up core pipe through extruder extrusion moulding high temperature, the core pipe is rolled up to high temperature and need the sclerosis after the cooling, through rolling up the intraductal lateral wall of core and cooling in step of high temperature, improves the axiality that the core pipe was rolled up to high temperature, reduces the crooked possibility of core pipe is rolled up to high temperature.

Optionally, the grinding member is abrasive paper.

By adopting the technical scheme, the outer side wall of the winding core tube is polished and polished by abrasive paper, so that the smoothness of the outer side wall of the winding core tube is improved, and the straightness of the surface of the winding core tube is further improved.

In a second aspect, the present application provides a cooling device in a manufacturing process of a battery diaphragm winding pipe, which adopts the following technical scheme:

the utility model provides a cooling device in battery diaphragm winding core pipe's manufacture craft, includes the support frame, be provided with the cooler bin on the support frame, be provided with stop gear in the cooler bin, stop gear includes connecting rod, the fixed connection of fixed connection at the cooler bin bottom of the case and keeps away from the direction arc board of cooler bin bottom one side at the connecting rod, stop gear is provided with a plurality ofly along cooler bin length direction, be provided with a plurality of outer shower heads in the cooler bin, be provided with interior spray bar in the cooler bin, interior spray bar is used for wearing to establish high temperature winding core intraductally.

Through adopting above-mentioned technical scheme, through setting up stop gear in the cooler bin, roll up the core pipe with stop gear to high temperature and carry on spacingly, wear to establish in rolling up the core pipe with interior spray bar simultaneously, roll up the core pipe and carry out interior lateral wall spray cooling to high temperature through outer shower head and interior spray bar simultaneously, make the inside and outside cooling of high temperature book core pipe synchronous, improve the axiality of rolling up the core pipe, further reduce the crooked possibility of core pipe.

Optionally, it is adjacent be provided with the live-rollers between the direction arc board, the live-rollers both ends are rotated and are connected with the locating lever, the locating lever is kept away from live-rollers one end fixed connection be in the cooling tank bottom of the case, the live-rollers be used for with roll up the core pipe roll butt, the lowest that cooling tank bottom of the case one side was kept away from to the direction arc board is less than the terminal surface that the live-rollers kept away from cooling tank bottom of the case one side.

Through adopting above-mentioned technical scheme, through setting up the live-rollers between adjacent direction arc board, through live-rollers and roll up a core pipe butt, when roll up a core pipe and get into the cooling tank, become rolling friction with sliding friction, further reduce the possibility of rolling up core pipe lateral wall frictional deformation.

Optionally, the cooling box top is provided with the water tank, water tank one side is provided with the water pump, water pump one side intercommunication has main water pipe, main water pipe fixed connection be in the cooling box upside, main water pipe is followed cooling box length direction sets up, main water pipe both sides are connected with first water pipe, first water pipe with outer shower head intercommunication, main water pipe is kept away from water pump one end can be dismantled and be connected with the second water pipe, the second water pipe with interior spray bar fixed connection.

Through adopting above-mentioned technical scheme, with the water tank setting in the cooler bin top, squeeze into main water pipe through the water pump with the water in the water tank to partly water spills from outer shower head through first water pipe, and another partly water spills from interior spray bar through the second water pipe, thereby rolls up the core intraductal outer spraying cooling simultaneously to the high temperature.

Optionally, the second water pipe is close to main water pipe one end fixedly connected with grafting piece, fixedly connected with is by the grafting piece on the main water pipe, by the grafting piece with the grafting cooperation of grafting piece, wear to be equipped with the locating lever on the grafting piece, the locating lever passes by the grafting cooperation of pegging graft behind the grafting piece in the grafting piece, seted up first limbers in the grafting piece, set up the second limbers in the grafting piece, first limbers with the second limbers intercommunication.

Through adopting above-mentioned technical scheme, through pegging graft the piece cooperation of pegging graft in being pieced together to connect through the locating lever, when conveniently pegging graft the piece and being pieced together the piece separation, improve the stability of pegging graft piece and being connected between the piece, spray the possibility that the pole inclines in reducing.

Optionally, the wall of the second water pipe is made of a hard material.

Through adopting above-mentioned technical scheme, adopt hard material with the second water pipe wall, when spray bar sprayed in can reducing through hard material, the possibility that spray bar rocked in the second water pipe took place deformation and leads to.

Optionally, a guide plate is arranged at the bottom of the cooling box, the guide plate is arranged in an inclined manner, a reflux groove is formed in the lower side of the guide plate, and a collecting box is fixedly connected to one side, close to the reflux groove, of the cooling box.

Through adopting above-mentioned technical scheme, set up the guide plate at the cooling tank bottom of the case to the cooling water that sprays flows into the collecting box through the backwash tank, can retrieve the water resource, reduces the possibility of water waste.

In summary, the present application includes at least one of the following beneficial technical effects:

1. after plastic particles are screened and weighed, a high-temperature core winding pipe is extruded and molded through an extruder, the high-temperature core winding pipe is hardened after being cooled, the coaxiality of the high-temperature core winding pipe is improved and the possibility of bending the high-temperature core winding pipe is reduced by synchronously cooling the inner side wall and the outer side wall of the high-temperature core winding pipe;

2. the limiting mechanism is arranged in the cooling box to limit the high-temperature coiled core pipe, the inner spray rod penetrates through the coiled core pipe, and the inner spray head and the inner spray rod simultaneously spray and cool the inner side wall and the outer side wall of the high-temperature coiled core pipe, so that the inner cooling and the outer cooling of the high-temperature coiled core pipe are synchronous, the coaxiality of the coiled core pipe is improved, and the possibility of bending the coiled core pipe is further reduced;

3. the water tank is arranged above the cooling tank, and water in the water tank is pumped into the main water pipe through the water pump, so that part of water is sprayed out from the outer spray header through the first water pipe, and the other part of water is sprayed out from the inner spray rod through the second water pipe, and the inside and the outside of the high-temperature winding core pipe are simultaneously sprayed and cooled.

Drawings

Fig. 1 is a schematic structural diagram of a cooling device in a manufacturing process of a battery separator winding tube in embodiment 2 of the present application.

Fig. 2 is a schematic view of the internal structure of a cooling device in the manufacturing process of the battery separator winding tube in embodiment 2 of the present application.

Fig. 3 is a sectional view of a cooling device in a process of manufacturing a battery separator winding tube according to example 2 of the present application.

Fig. 4 is a schematic structural diagram of the mating of the plug block and the plug groove in the embodiment of the present application.

Description of reference numerals: 1. a support frame; 2. a cooling tank; 3. a limiting mechanism; 4. a connecting rod; 5. a guide arc plate; 6. an outer spray header; 7. an inner spray bar; 8. a rotating roller; 9. positioning a rod; 10. a water tank; 11. a water pump; 12. a main water pipe; 13. a first water pipe; 14. a second water pipe; 15. an insertion block; 16. a jointed block; 161. inserting grooves; 17. a first water passage hole; 18. a second water through hole; 19. a bolt; 20. a baffle; 21. a reflux tank; 22. and a collection box.

Detailed Description

The present application is described in further detail below with reference to figures 1-4.

The embodiment of the application discloses a manufacturing process of a battery diaphragm winding pipe and a cooling device in the battery diaphragm winding pipe.

The manufacturing process of the battery diaphragm winding pipe comprises the following steps: s1: screening and weighing plastic particles; s2: extruding plastic particles through an extruder to form a high-temperature winding core pipe; s3: conveying the formed high-temperature coiled core pipe into a cooling device through a conveying device to perform synchronous cooling inside and outside; s4: and (5) polishing the surface of the cooled winding core pipe through a polishing piece. The piece of polishing is abrasive paper, polishes through abrasive paper and can further improve the effect of polishing.

After the high-temperature winding core pipe subjected to extrusion molding is conveyed to the cooling device through the conveying device, the high-temperature winding core pipe is synchronously cooled inside and outside through the cooling device, the coaxiality of the winding core pipe is further improved, and the possibility of bending the winding core pipe is further reduced.

Referring to fig. 1, a cooling device in a manufacturing process of a battery diaphragm winding core pipe comprises a support frame 1, wherein a cooling box 2 is arranged on the support frame 1, and the cooling box 2 is used for cooling a high-temperature winding core pipe.

Referring to fig. 2, a limiting mechanism 3 is arranged in the cooling box 2, and the limiting mechanism 3 is used for limiting the high-temperature winding pipe. Stop gear 3 includes connecting rod 4, the fixed connection of fixed connection at the 2 bottom of the case of cooling tank 4 and keeps away from the direction arc board 5 of 2 bottom of the case one side of the cooling tank at connecting rod 4, and connecting rod 4 sets up along vertical direction, and stop gear 3 is provided with a plurality ofly along 2 length direction of cooling tank, is provided with seven in this embodiment, and seven stop gear 3 are arranged along 2 bottom of the case equidistance of cooling tank.

Referring to fig. 2, in order to facilitate the movement of the high-temperature winding core pipe, a rotating roller 8 is further arranged between the adjacent limiting mechanisms 3, the rotating roller 8 is used for being in rolling butt joint with the winding core pipe, two ends of the rotating roller 8 are both rotatably connected with positioning rods 9, and one ends of the positioning rods 9, far away from the rotating roller 8, are fixedly connected to the bottom of the cooling box 2. The rotating rollers 8 are provided along the width direction of the cooling box 2.

Referring to fig. 3, the lowest rotating roller 8 of the guide arc plate 5, which is far away from one side of the bottom of the cooling box 2, is far away from the end surface of one side of the bottom of the cooling box 2, so that the direct friction between the high-temperature winding core pipe and the guide arc plate 5 can be reduced, and the coaxiality of the formed winding core pipe is further improved.

Referring to fig. 2, be provided with water tank 10 above cooler bin 2, water tank 10 and cooler bin 2 fixed connection, water tank 10 one side intercommunication has water pump 11, the intercommunication has main water pipe 12 on the water pump 11, main water pipe 12 sets up along 2 length direction of cooler bin, main water pipe 12 fixed connection is in cooler bin 2 top, main water pipe 12 both sides all are connected with a plurality of first water pipes 13, be connected with outer shower head 6 after first water pipe 13 passes 2 lateral walls of cooler bin, outer shower head 6 and first water pipe 13 intercommunication, outer shower head 6 fixed connection is on the lateral wall in cooler bin 2. The outer side walls of the high-temperature winding core tubes are sprayed by the outer spray heads 6 at the two sides, and the outer side walls of the high-temperature winding core tubes are cooled.

Referring to fig. 3, in order to cool down the inside and outside of high temperature winding core simultaneously, still be provided with interior spray bar 7 in cooling box 2, interior spray bar 7 wears to establish in high temperature winding core, and 7 one end fixedly connected with second water pipes 14 of interior spray bar, second water pipes 14 and interior spray bar 7 intercommunication, and the connection can be dismantled in main water pipe 12 one end to second water pipes 14.

Referring to fig. 3, an inserting block 15 is fixedly connected to the second water pipe 14, a connected block 16 is fixedly connected to one end of the main water pipe 12, an inserting groove 161 is formed in the connected block 16, and the inserting block 15 is inserted and matched in the connected block 16. The inserting block 15 is provided with a first water through hole 17, the connected block 16 is provided with a second water through hole 18, and the first water through hole 17 is connected with the second water through hole 18.

Referring to fig. 3, since there is a possibility of shaking when the inner spray rod 7 sprays, the wall of the second water pipe 14 is made of a hard material, and in this embodiment, may be a metal water pipe.

Referring to fig. 3 and 4, in order to further improve the stability of the connection between the insertion block 15 and the connected block 16, two insertion pins 19 are arranged on the connected block 16, and the two insertion pins 19 penetrate through the connected block 16 and the insertion block 15 to be inserted and matched.

Referring to fig. 3, after the core pipe is rolled up to high temperature and the cooling water is easily wasted, the bottom of cooling box 2 is provided with guide plate 20, guide plate 20 inclines and sets up, and guide plate 20 is less than and keeps away from second water pipe 14 one side near second water pipe 14 one side.

Referring to fig. 3, a collection tank 22 is fixedly connected to the cooling tank 2 on the side close to the return tank 21, and the cooling water flows into the collection tank 22 through the return tank 21 to be collected.

The implementation principle of the embodiment of the application is as follows: the outer side wall of the high-temperature winding core pipe is sprayed and cooled by arranging the outer spraying heads 6 in the cooling box 2, and the inner side of the high-temperature winding core pipe is sprayed and cooled by the inner spraying rod 7, so that the inner and outer cooling of the high-temperature winding core pipe are carried out simultaneously, the coaxiality of the winding core pipe after forming is improved, and the possibility of bending the winding core pipe is further reduced.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.