CN111644679B

CN111644679B - Cutting device is used in production of electricity core pole piece

Info

Publication number: CN111644679B
Application number: CN202010395212.XA
Authority: CN
Inventors: 孙其勇; 张德林
Original assignee: Anhui Wuxing Power New Energy Co ltd
Current assignee: Anhui Wuxing Power New Energy Co ltd
Priority date: 2020-05-02
Filing date: 2020-05-02
Publication date: 2022-05-27
Anticipated expiration: 2040-05-02
Also published as: CN111644679A

Abstract

The invention discloses a cutting device for producing a battery cell pole piece, which comprises two support frames which are arranged in parallel, wherein a bottom roller is rotatably connected between the two support frames, through grooves are formed in the two support frames, bearing blocks positioned in the inner cavities of the through grooves are fixedly connected to the two support frames, lead screws are rotatably connected to the two bearing blocks and longitudinally penetrate through the support frames, motors are fixedly connected to the top ends of the two support frames, the output ends of the motors are fixedly connected with one ends, away from the bearing blocks, of the lead screws, sliding plates positioned in the inner cavities of the through grooves are rotatably connected to the outer surface walls of the two lead screws, sliding blocks are fixedly connected to the front end and the rear end of each sliding plate, sliding grooves which slide with the sliding blocks mutually are formed in the two support frames, and a connecting mechanism and an installing mechanism are fixedly connected to one sides, opposite to the two sliding plates, respectively. The invention is convenient for replacing and adjusting the cutting blade, has simple operation, improves the cutting precision and simultaneously has the production efficiency and quality.

Description

Cutting device is used in production of electricity core pole piece

Technical Field

The invention relates to the technical field related to lithium battery processing, in particular to a cutting device for producing a battery core pole piece.

Background

The lithium battery is a primary battery which takes lithium metal or lithium alloy as a negative electrode material and uses non-aqueous electrolyte solution, is different from a rechargeable battery lithium ion battery and a lithium ion polymer battery, along with the development of microelectronic technology at the end of the twentieth century, the miniaturization equipment is increased day by day, high requirements are provided for a power supply, the lithium battery enters a large-scale practical stage along with the lithium battery, in the production of the battery cell, different requirements and different models are met for customers, the width and the length of a pole piece required by a production process are different, a cutting device in the prior art is inconvenient to replace and adjust a cutting blade, the operation is troublesome, the precision problems such as inaccurate cutting size are caused, and the efficiency and the quality of the production of the battery cell are influenced, and the cutting device for producing the battery cell pole piece is designed so as to solve the problems.

Disclosure of Invention

The invention aims to provide a cutting device for producing a battery cell pole piece so as to solve the problems in the background technology.

In order to achieve the purpose, the invention provides the following technical scheme: a cutting device for producing battery cell pole pieces comprises two support frames which are arranged in parallel, a bottom roller is rotatably connected between the two support frames, through grooves are formed in the two support frames, bearing seats which are positioned in inner cavities of the through grooves are fixedly connected to the two support frames, lead screws are rotatably connected to the two bearing seats and longitudinally penetrate through the support frames, motors are fixedly connected to the top ends of the two support frames, the output ends of the motors are fixedly connected with one ends of the lead screws, which are far away from the bearing seats, sliding plates which are positioned in the inner cavities of the through grooves are rotatably connected to the outer surface walls of the two lead screws, sliding blocks are fixedly connected to the front ends and the rear ends of the sliding plates, sliding grooves which slide with the sliding blocks mutually are formed in the two support frames, a connecting mechanism and an installing mechanism are fixedly connected to one side, which is opposite to the two sliding plates, the cutting roller is rotatably connected between the connecting mechanism and the mounting mechanism, a plurality of cutting knives with equal intervals are sleeved on the cutting roller, two threaded holes which are parallel to each other are formed in the cutting knives, a set screw is arranged in each threaded hole, and the tip of the set screw is propped against the outer wall of the cutting roller.

Preferably, a notch is formed in the cutting roller, and a scale mark located between the two jacking screws is arranged on the notch.

Preferably, the connecting mechanism comprises a first connecting rod and a second connecting rod, the first connecting rod and the second connecting rod are both provided with notches which are clamped with each other, one end of the first connecting rod, which is far away from the second connecting rod, is fixedly connected with the side wall of the sliding plate, one end of the second connecting rod, which is far away from the first connecting rod, is rotatably connected with the left end of the cutting roller, an external thread is arranged on the outer surface wall of the first connecting rod, and the outer surface wall of the first connecting rod is rotatably connected with a threaded sleeve.

Preferably, the connecting mechanism further comprises a clamping block, the clamping block is respectively located at the top ends of the first connecting rod and the second connecting rod, and clamping holes clamped with the clamping block are formed in the first connecting rod and the second connecting rod.

Preferably, the mounting mechanism comprises a mounting sleeve seat, the mounting sleeve seat is fixedly connected to the other side wall of the sliding plate, an inserted bar is inserted into the mounting sleeve seat, one end of the inserted bar is rotatably connected with the right end of the cutting roller, a spring is fixedly connected to the side wall of the mounting sleeve seat, a sliding block is fixedly connected to the other end of the spring, and the sliding block is attached to the inserted bar.

Preferably, the sliding blocks are of a square structure, grooves are formed in the middle of the periphery of each sliding block, and rolling wheels are rotatably connected inside the four grooves.

Preferably, the outer surface wall of the rolling wheel is 3mm more than the side wall of the sliding block.

Preferably, the specific use method is as follows:

s1, before use, the device is integrally and fixedly arranged at a designated place, then cutting knives with proper quantity are sleeved on the cutting roller, the cutting knives are manually adjusted to proper positions according to scale marks, the jacking screws are screwed by using an external tool, so that the jacking screws are contacted with the outer wall of the cutting roller and fixed, the cutting knives can be effectively prevented from rotating by using the notches, the stability of the cutting knives is improved, the cutting size can be effectively adjusted according to the requirement through the scale marks, the operation is convenient, and the working efficiency is improved;

s2, after the cutting knife is installed, inserting the inserted link at one end of the cutting roller into the installation sleeve seat and pushing the inserted link to the inside, driving the slide block to move to the inside under the action of the rolling wheel, facilitating the slide of the slide block by the arrangement of the rolling wheel, further compressing the spring, aligning the second connecting rod at the other end of the cutting roller with the first connecting rod, inserting the clamping block into the clamping hole, realizing the butt joint between the first connecting rod and the second connecting rod, keeping the second connecting rod always at the extrusion force towards the first connecting rod under the elastic action of the spring, firmly supporting the second connecting rod on the first connecting rod by the spring, realizing the connection between the first connecting rod and the second connecting rod, manually rotating the threaded sleeve, making the threaded sleeve move towards the second connecting rod, and realizing the fixation between the first connecting rod and the second connecting rod by the threaded sleeve, the stability is improved through the arrangement of the threaded sleeve, the connection stability can be further improved through the arrangement of the clamping block and the clamping hole, and meanwhile, the threaded sleeve is convenient to operate and use;

s3, will cut the cutter roll installation back again, the pole piece that will cut passes between cutting cutter roll and the bottom roll, two motors of rethread control rotate, drive two lead screws and rotate, and then drive two sliding plates and slide down along the sliding tray under the effect of sliding block, support the pole piece through the cutting knife and press on the bottom roll, the in-process that removes at the pole piece drives the bottom roll and rotates, make the cutting knife rotate in step simultaneously, cut the pole piece through the cutting knife, moreover, the steam generator is simple in structure, high durability and convenient use.

Compared with the prior art, the invention has the beneficial effects that:

1. the cutting device for producing the battery cell pole piece is characterized in that a cutting knife is sleeved on a cutting roller, the cutting knife is adjusted to a proper position according to scale marks, fixing is realized by using a set screw, the cutting knife can be effectively prevented from rotating by using a notch, the stability and the cutting precision of the cutting knife are improved, the cutting size can be effectively adjusted according to the requirement through the scale marks, the operation is convenient, and the working efficiency and the product quality are improved.

2. According to the invention, the insertion rod is inserted into the mounting sleeve seat and pushed inwards, the second connecting rod is aligned with the first connecting rod, the first connecting rod and the second connecting rod are butted, the threaded sleeve is rotated, the threaded sleeve is moved towards the second connecting rod and is positioned between the second connecting rod and the first connecting rod, the first connecting rod and the second connecting rod are fixed by the threaded sleeve, the stability is improved by the arrangement of the threaded sleeve, and meanwhile, the mounting and dismounting are simple, and the replacement is convenient.

3. According to the invention, the second connecting rod is always kept to be extruded towards the direction of the first connecting rod by the sliding block under the elastic action of the spring, the second connecting rod is firmly propped against the first connecting rod by the spring, so that the connection between the first connecting rod and the second connecting rod is realized, meanwhile, the stability of connection can be further improved by the arrangement of the clamping block and the clamping hole, the operation on the threaded sleeve is also convenient, the use is convenient, the sliding of the sliding block can be facilitated by the arrangement of the rolling wheel, and the phenomenon of blocking during the use process is avoided.

Drawings

FIG. 1 is a schematic front view of the present invention;

FIG. 2 is an enlarged schematic view of the structure at A in FIG. 1 according to the present invention;

FIG. 3 is a schematic side view of the present invention;

FIG. 4 is a schematic top view of the present invention;

FIG. 5 is an enlarged view of the structure of FIG. 4B according to the present invention;

FIG. 6 is an enlarged view of the structure of FIG. 4 at C according to the present invention;

FIG. 7 is a schematic view of the slider structure of the present invention.

In the figure: 1. a support frame; 2. a bottom roll; 3. a bearing seat; 4. a screw rod; 5. a motor; 6. a sliding plate; 7. a slider; 8. a sliding groove; 9. a connecting mechanism; 901. a first connecting rod; 902. a second connecting rod; 903. a clamping block; 904. a clamping hole; 905. a threaded sleeve; 10. an installation mechanism; 101. installing a sleeve seat; 102. a spring; 103. a slider; 104. inserting a rod; 11. a cutting roller; 12. cutting; 13. a cutting knife; 14. scale lines; 15. tightening the top screw; 16. a groove; 17. a rolling wheel; 18. a through groove.

Detailed Description

The embodiment of the application solves the problem provided in the prior art by providing a cutting device for producing a battery cell pole piece.

The following will clearly and completely describe the technical solutions in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Example one

Referring to fig. 1-7, this embodiment provides a cutting device for producing battery cell pole pieces, which includes two support frames 1 disposed in parallel, a bottom roller 2 rotatably connected between the two support frames 1, through slots 18 formed on the two support frames 1, bearing blocks 3 disposed in the cavities of the through slots 18 and fixedly connected to the two support frames 1, a lead screw 4 rotatably connected to the two bearing blocks 3, the lead screw 4 longitudinally penetrating the support frames 1, a motor 5 fixedly connected to the top ends of the two support frames 1, an output end of the motor 5 fixedly connected to one end of the lead screw 4 away from the bearing block 3, a sliding plate 6 disposed in the cavity of the through slot 18 and rotatably connected to the outer surface walls of the two lead screws 4, sliding blocks 7 fixedly connected to the front and rear ends of the sliding plate 6, and sliding slots 8 disposed on the two support frames 1 and sliding with the sliding blocks 7, the opposite sides of the two sliding plates 6 are respectively fixedly connected with a connecting mechanism 9 and an installation mechanism 10, a cutting roller 11 is rotatably connected between the connecting mechanism 9 and the installation mechanism 10, a plurality of cutting knives 13 with equal intervals are sleeved on the cutting roller 11, two parallel threaded holes are arranged on the cutting knives 13, set screws 15 are respectively arranged in the two threaded holes, the tips of the set screws 15 are propped against the outer wall of the cutting roller 11, a notch 12 is arranged on the cutting roller 11, a scale mark 14 positioned between the two set screws 15 is arranged on the notch 12, the connecting mechanism 9 comprises a first connecting rod 901 and a second connecting rod 902, mutually clamped notches are respectively arranged on the first connecting rod 901 and the second connecting rod 902, one end of the first connecting rod 901, which is far away from the second connecting rod 902, is fixedly connected with the side wall of the sliding plate 6, one end of the second connecting rod 902, which is far away from the first connecting rod 901, is rotatably connected with the left end of the cutting roller 11, be provided with the external screw thread on the exterior wall of first connecting rod 901, the exterior wall of first connecting rod 901 rotates and is connected with threaded sleeve 905, installation mechanism 10 includes installation sleeve seat 101, installation sleeve seat 101 fixed connection is on the lateral wall of another sliding plate 6, the inside of installation sleeve seat 101 is pegged graft and is had inserted bar 104, the one end of inserted bar 104 rotates with the right-hand member of cutting roller 11 to be connected, fixedly connected with spring 102 on the inside lateral wall of installation sleeve seat 101, the other end fixedly connected with slider 103 of spring 102, slider 103 laminates with inserted bar 104.

In the embodiment, before the device is used, the device is integrally and fixedly installed in a designated place, the cutting knife 13 with a proper number is sleeved on the cutting roller 11, the cutting knife 13 is manually adjusted to a proper position according to the scale marks 14, the jacking screw 15 is screwed by using an external tool, the jacking screw 15 is in contact with the outer wall of the cutting roller 11 and is fixed, the cutting knife 13 can be effectively prevented from rotating by using the notch 12, the stability and the cutting precision of the cutting knife 13 are improved, the size can be effectively adjusted according to the requirement through the scale marks 14, the operation is convenient, the working efficiency is improved, after the cutting knife 13 is installed, the inserted rod 104 at one end of the cutting roller 11 is inserted into the installation sleeve seat 101 and is pushed inwards, the sliding block 103 is driven to move inwards under the action of the rolling wheel 17, the sliding block 103 can conveniently slide through the setting of the rolling wheel 17, then the spring 102 is compressed, the second connecting rod 902 at the other end of the cutting roller 11 is aligned with the first connecting rod 901, the clamping block 903 is inserted into the clamping hole 904, the butt joint between the first connecting rod 901 and the second connecting rod 902 is realized, the second connecting rod 902 is always kept to be extruded towards the direction of the first connecting rod 901 under the elastic action of the spring 102, the spring 102 is used for firmly supporting the second connecting rod 902 on the first connecting rod 901, the connection between the first connecting rod 901 and the second connecting rod 902 is realized, the threaded sleeve 905 is manually rotated, the threaded sleeve 905 is moved towards the direction of the second connecting rod 902, the threaded sleeve 905 is used for fixing the first connecting rod 901 and the second connecting rod 902, the stability is improved through the arrangement of the threaded sleeve 905, the installation and the disassembly are convenient, the replacement is convenient, after the cutting roller 11 is installed, a pole piece to be cut passes through the cutting roller 11 and the bottom roller 2, rotate through controlling two motors 5 again, drive two lead screws 4 and rotate, and then drive two sliding plates 6 and slide along sliding tray 8 lapse under the effect of sliding block 7, support the pole piece through cutting knife 13 and press on bottom roll 2, drive bottom roll 2 and rotate at the in-process that the pole piece removed, make cutting knife 13 rotate in step simultaneously, cut the pole piece through cutting knife 13, simple structure, convenient to use has improved the cutting quality.

Example two

Referring to fig. 5-7, a further improvement is made on the basis of embodiment 1: coupling mechanism 9 still includes fixture block 903, fixture block 903 is located the top of head rod 901 and second connecting rod 902 respectively, all set up the card hole 904 with the mutual block of fixture block 903 on head rod 901 and the second connecting rod 902, setting through fixture block 903 and card hole 904, the stability of improvement connection that can be further, also convenient operation to threaded sleeve 905 simultaneously, high durability and convenient use, slider 103 is square structure, recess 16 has all been seted up at slider 103 middle part all around, four recess 16's inside all rotates and is connected with rolling wheel 17, setting through rolling wheel 17, the slip of slider 103 can be convenient for, the phenomenon that the card is pause appears in the use has been avoided, more 3mm than slider 103's lateral wall on rolling wheel 17's the exterior wall, the use of rolling wheel 17 is convenient for.

The model of the motor 5 is 42HS 08.

In the description of the present invention, it should be noted that the terms "vertical", "upper", "lower", "horizontal", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of describing the present invention and simplifying the description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, "first," "second," "third," and "fourth" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it should be further noted that, unless otherwise specifically stated or limited, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly and may be, for example, fixedly connected, detachably connected, integrally connected, mechanically connected, electrically connected, directly connected, connected through an intermediate medium, or connected through the insides of two elements. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a cutting device is used in production of electricity core pole piece, includes two mutual parallel arrangement's support frame (1), its characterized in that: a bottom roller (2) is rotatably connected between the two support frames (1), through grooves (18) are formed in the two support frames (1), bearing seats (3) positioned in the inner cavities of the through grooves (18) are fixedly connected to the two support frames (1), lead screws (4) are rotatably connected to the two bearing seats (3), the lead screws (4) longitudinally penetrate through the support frames (1), motors (5) are fixedly connected to the top ends of the two support frames (1), the output ends of the motors (5) are fixedly connected with one ends of the lead screws (4) far away from the bearing seats (3), sliding plates (6) positioned in the inner cavities of the through grooves (18) are rotatably connected to the outer surface walls of the two lead screws (4), sliding blocks (7) are fixedly connected to the front ends and the rear ends of the sliding plates (6), and sliding grooves (8) which slide with the sliding blocks (7) are formed in the two support frames (1), the two sliding plates (6) are fixedly connected with a connecting mechanism (9) and an installation mechanism (10) on opposite sides respectively, a cutting roller (11) is rotatably connected between the connecting mechanism (9) and the installation mechanism (10), a plurality of cutting knives (13) with equal intervals are sleeved on the cutting roller (11), two parallel threaded holes are formed in the cutting knives (13), jacking screws (15) are arranged in the two threaded holes, the tips of the jacking screws (15) are propped against the outer wall of the cutting roller (11), a notch (12) is formed in the cutting roller (11), a scale mark (14) positioned between the two jacking screws (15) is arranged on the notch (12), the connecting mechanism (9) comprises a first connecting rod (901) and a second connecting rod (902), and notches which are clamped with each other are formed in the first connecting rod (901) and the second connecting rod (902), one end, far away from the second connecting rod (902), of the first connecting rod (901) is fixedly connected with the side wall of the sliding plate (6), one end, far away from the first connecting rod (901), of the second connecting rod (902) is rotatably connected with the left end of the cutting roller (11), external threads are arranged on the outer surface wall of the first connecting rod (901), a threaded sleeve (905) is rotatably connected to the outer surface wall of the first connecting rod (901), the connecting mechanism (9) further comprises a clamping block (903), the clamping block (903) is respectively located at the top ends of the first connecting rod (901) and the second connecting rod (902), and clamping holes (904) which are clamped with the clamping block (903) are formed in the first connecting rod (901) and the second connecting rod (902);

the mounting mechanism (10) comprises a mounting sleeve seat (101), the mounting sleeve seat (101) is fixedly connected to the other side wall of the sliding plate (6), an inserting rod (104) is inserted into the mounting sleeve seat (101), one end of the inserting rod (104) is rotatably connected with the right end of the cutting roller (11), a spring (102) is fixedly connected to the side wall of the mounting sleeve seat (101), a sliding block (103) is fixedly connected to the other end of the spring (102), and the sliding block (103) is attached to the inserting rod (104).

2. The cutting device of claim 1, wherein the cutting device comprises: the sliding block (103) is of a square structure, grooves (16) are formed in the middle of the periphery of the sliding block (103), and rolling wheels (17) are rotatably connected inside the four grooves (16).

3. The cutting device of claim 2, wherein the cutting device comprises: the outer surface wall of the rolling wheel (17) is 3mm more than the side wall of the sliding block (103).

4. The cutting device for producing the battery core pole piece according to claim 3, wherein the specific use method comprises the following steps:

s1, before use, the device is integrally and fixedly installed at a designated place, then cutting knives (13) with proper quantity are sleeved on a cutting roller (11), the cutting knives (13) are manually adjusted to proper positions according to scale marks (14), and a set screw (15) is screwed by using an external tool, so that the set screw (15) is in contact with the outer wall of the cutting roller (11) and fixed, the cutting knives (13) can be effectively prevented from rotating by using a notch (12), the stability of the cutting knives (13) is improved, the size of the cutting can be effectively adjusted according to the requirements through the scale marks (14), the operation is convenient, and the working efficiency is improved;

s2, after the cutting knife (13) is installed, the inserted link (104) at one end of the cutting roller (11) is inserted into the installation sleeve seat (101) and pushed inwards to drive the sliding block (103) to move inwards under the action of the rolling wheel (17), the sliding of the sliding block (103) can be facilitated through the arrangement of the rolling wheel (17), the spring (102) is further compressed, the second connecting rod (902) at the other end of the cutting roller (11) is aligned with the first connecting rod (901), the clamping block (903) is inserted into the clamping hole (904), the butt joint between the first connecting rod (901) and the second connecting rod (902) is realized, the second connecting rod (902) is always kept to be extruded towards the first connecting rod (901) under the elastic action of the spring (102), the second connecting rod (902) is firmly abutted against the first connecting rod (901) by the spring (102), and the connection between the first connecting rod (901) and the second connecting rod (902) is realized, the threaded sleeve (905) is manually rotated, so that the threaded sleeve (905) moves towards the second connecting rod (902), the first connecting rod (901) and the second connecting rod (902) are fixed by the threaded sleeve (905), the stability is improved by the arrangement of the threaded sleeve (905), the connection stability can be further improved by the arrangement of the clamping block (903) and the clamping hole (904), and the threaded sleeve (905) is convenient to operate and use;

s3, after installing cutting roller (11), the pole piece that will cut passes between cutting roller (11) and bottom roll (2), two motor (5) of rethread control rotate, drive two lead screw (4) and rotate, and then drive two sliding plates (6) and slide down along sliding tray (8) under the effect of sliding block (7), support the pole piece through cutting knife (13) and press on bottom roll (2), in-process drive bottom roll (2) rotation at the pole piece removal, make cutting knife (13) synchronous rotation simultaneously, cut the pole piece through cutting knife (13), moreover, the steam generator is simple in structure, high durability and convenient use.