CN211306426U - Lithium electrode is knife rest for cutting machine - Google Patents

Abstract

The utility model discloses a lithium electrode is knife rest for cutting machine, sit, lower arbor, go up the arbor and sit, go up the arbor, preceding down press the screw rod, go up sword, lower sword, back down press the screw rod, back knife rest location, back location are sat and are gone up sword drive gear including the preposition, the preposition is sat and is sat on the base through the bolt fastening with the back location, one side that the preposition was sat has lower arbor to sit and goes up the arbor through the fix with screw and sit, and lower arbor is sat and go up the arbor and install down arbor and last arbor respectively, and the preposition is sat and is installed down press the screw rod and back down press the screw rod respectively with the top of back location, and the preposition is sat and is installed through the rotor nut between the postposition the seat and is gone up the rotor and install the spacer sleeve, it revolves to install the sword on the spacer sleeve. The utility model discloses can avoid the knife rest situation that drops because of factors such as personnel's carelessness leads to completely, assembly efficiency is higher simultaneously, and the operation is more convenient, and its work practicality has also obtained showing and has promoted.

Description

Lithium electrode is knife rest for cutting machine

Technical Field

The utility model relates to a carrier technical field specifically is a lithium electrode is knife rest for cutting machine.

Background

In the construction of lithium batteries, the separator is one of the key internal components; the diaphragm is made of a plastic insulating film and can isolate the positive electrode and the negative electrode of the battery so as to prevent short circuit; and lithium ions can move back and forth through the micropores of the separator to form current. The lithium battery diaphragm is soft, and once the lithium battery diaphragm is collided and extruded by a sharp and hard material, the lithium battery diaphragm can be damaged and has weak points on the performances of thickness, ventilation, puncture and the like, so that the short circuit rate of the battery is increased, and the safety of the battery is reduced. Therefore, the membrane is required to avoid the conditions of scratching, bruising and crushing during the production, cutting, carrying, packaging, transportation and the like.

The sharp tool nose on the existing tool rest and the firm material of the guide rod inevitably cause the smooth and clean surface of the roller to be damaged by impact and generate burrs, and then the condition of scratching the diaphragm is caused when the roller is cut, thereby greatly influencing the final quality of the product. On the other hand, the roller is expensive, and once damaged, the roller needs to be replaced, so that the production and maintenance cost is increased sharply, unnecessary production waste is brought to manufacturers, and the roller needs to be improved to solve the problems.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a lithium electrode is knife rest for cutting machine is in order to solve the problem that proposes in the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: a knife rest for a lithium electrode slitting machine comprises a front positioning seat, a lower knife shaft, an upper knife shaft seat, an upper knife shaft, a front pressing screw, an upper knife, a lower knife, a rear pressing screw, a rear knife frame positioning, a rear positioning seat, a knife rest bottom bearing, a front knife frame positioning, a lower knife transmission gear, an adjusting shaft position bottom seat and an upper knife transmission gear, wherein the front positioning seat and the rear positioning seat are fixed on a base through bolts, the lower knife shaft seat and the upper knife shaft seat are fixed on one side of the front positioning seat through screws, the lower knife shaft seat and the upper knife shaft seat are respectively provided with the lower knife shaft and the upper knife shaft, the top ends of the front positioning seat and the rear positioning seat are respectively provided with the front pressing screw and the rear pressing screw, the upper knife roller and the lower knife roller are arranged between the front positioning seat and the rear positioning seat through a knife roller nut, an upper spacer sleeve is arranged on the upper spacer sleeve, and the upper knife is arranged on the upper spacer sleeve through a knife nut, install down the spacer sleeve on the rotor down, install 12.5 spacer sleeves and 9.5 spacer sleeves on the spacer sleeve down, be provided with the lower sword between 12.5 spacer sleeves and the 9.5 spacer sleeve, one side that the back location was sat is provided with the back knife rest location, install dust hood and lower dust hood on last rotor and the rotor down respectively.

Preferably, the lower cutter shaft seat is provided with a lower cutter transmission gear, and the upper cutter shaft seat is provided with an upper cutter transmission gear.

Preferably, one side of the front positioning seat is provided with an adjusting shaft position base seat through an adjusting shaft position nut.

Preferably, a scale is arranged on one side of the front positioning seat.

Preferably, a bearing at the bottom of the tool rest is installed on the base, and a front tool rest is installed on one side of the base for positioning.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the structure can avoid the knife rest situation of dropping because of factors such as personnel's carelessness leads to completely, assembly efficiency is higher simultaneously, the operation is more convenient, its work practicality has also obtained showing the promotion.

2. Obvious cockscomb structure can not appear after cutting, and the snakelike degree can guarantee within 0.2mm/1000mm, and the product is cut and can not fall the powder completely, does not have wavy limit, does not have tensile, quality problems such as no breach, is applicable to lithium electrode piece cutting machine and diaphragm and cuts.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention;

fig. 2 is a side view of the present invention;

in the figure: 1. a front positioning seat; 2. a lower cutter shaft seat; 3. a lower cutter shaft; 4. an upper cutter shaft seat; 5. an upper cutter shaft; 6. the screw rod is pressed downwards forwards; 7. an upper dust hood; 8. arranging a spacer bush; 9. rotating the cutter; 10. feeding a cutter; 11. turning the nut by a cutter; 12. a lower spacer bush; 13. 12.5 spacer bushes; 14. cutting; 15. 9.5 spacer bushes; 16. a knife roll nut; 17. then pressing down the screw; 18. positioning a rear tool rest; 19. a rear positioning seat; 20. a lower dust hood; 21. a bearing at the bottom of the tool rest; 22. positioning a front tool rest; 23. a lower cutter transmission gear; 24. adjusting the shaft position base; 25. adjusting the shaft position nut; 26. a scale; 27. the upper knife drive gear.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings 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 of the 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.

In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "front", "rear", "both ends", "one end", "the other end", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" 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 is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "disposed," "connected," and the like are to be construed broadly, and for example, "connected" may be either fixedly connected or detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Referring to fig. 1-2, the present invention provides an embodiment: a cutter frame for a lithium electrode slitting machine comprises a front positioning seat 1, a lower cutter shaft seat 2, a lower cutter shaft 3, an upper cutter shaft seat 4, an upper cutter shaft 5, a front pressing screw 6, an upper cutter 10, a lower cutter 14, a rear pressing screw 17, a rear cutter frame positioning 18, a rear positioning seat 19, a cutter frame bottom bearing 21, a front cutter frame positioning 22, a lower cutter transmission gear 23, an adjusting shaft position bottom seat 24 and an upper cutter transmission gear 27, wherein the front positioning seat 1 and the rear positioning seat 19 are fixed on a base through bolts, the lower cutter shaft seat 2 and the upper cutter shaft seat 4 are fixed on one side of the front positioning seat 1 through screws, the lower cutter shaft 3 and the upper cutter shaft 5 are respectively installed on the lower cutter shaft seat 2 and the upper cutter shaft seat 4, the front pressing screw 6 and the rear pressing screw 17 are respectively installed at the top ends of the front positioning seat 1 and the rear positioning seat 19, an upper cutter roller and a lower cutter roller are installed between the front positioning seat 1 and the rear positioning seat 19 through a cutter roller nut 16, go up and install spacer 8 on the rotor, it revolves 9 to install the sword on spacer 8, sword revolves 9 and installs sword 10 through sword turnnut 11, installs spacer 12 down on the rotor down, installs 12.5 spacers 13 and 9.5 spacers 15 on spacer 12 down, is provided with down sword 14 between 12.5 spacers 13 and 9.5 spacers 15, and one side that back location was sat 19 is provided with back knife rest location 18, install suction hood 7 and lower suction hood 20 on last rotor and the rotor down respectively.

Preferably, the lower knife transmission gear 23 is installed on the lower knife shaft seat 2, and the upper knife transmission gear 27 is installed on the upper knife shaft seat 4.

Preferably, an adjusting shaft position base seat 24 is installed on one side of the front positioning seat 1 through an adjusting shaft position nut 25.

Preferably, a scale 26 is arranged on one side of the front positioning seat 1.

Preferably, the base is provided with a tool rest bottom bearing 21, and one side of the base is provided with a front tool rest positioning 22.

The working principle is as follows: during operation, the gap between the upper knife 10 and the lower knife 14 is adjustable, the engagement amount is adjustable, the cutting width is fixed by the precise spacer, the spacer precision is processed according to 0.005 precision, the upper knife 10 and the lower knife 14 are respectively driven by servo to ensure that the pole piece precision can reach +/-0.05 mm, the longitudinal burr of the product is less than or equal to 7 mu m (the pole piece is vertically placed and exceeds the surface of the foil, the transverse burr is less than or equal to 12 mu m (the pole piece is horizontally placed and exceeds the surface of the foil, no obvious saw-toothed shape occurs after cutting, and the serpentine can be ensured to be within +/-0.2 mm/1000 mm.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims (5)

1. The utility model provides a lithium electrode is knife rest for cutting machine, includes that preceding location is sat (1), lower cutter arbor is sat (2), lower cutter arbor (3), go up the cutter arbor and is sat (4), go up cutter arbor (5), preceding pushing down screw rod (6), go up sword (10), lower sword (14), back pushing down screw rod (17), back knife rest location (18), back location is sat (19), knife rest bottom bearing (21), preceding knife rest location (22), lower sword drive gear (23), seat (24) and last sword drive gear (27) at the bottom of the regulating spindle position, its characterized in that: the cutter comprises a front positioning seat (1) and a rear positioning seat (19) which are fixed on a base through bolts, wherein a lower cutter shaft seat (2) and an upper cutter shaft seat (4) are fixed on one side of the front positioning seat (1) through screws, a lower cutter shaft (3) and an upper cutter shaft (5) are respectively installed on the lower cutter shaft seat (2) and the upper cutter shaft seat (4), a front pressing screw (6) and a rear pressing screw (17) are respectively installed on the top ends of the front positioning seat (1) and the rear positioning seat (19), an upper cutter roller and a lower cutter roller are installed between the front positioning seat (1) and the rear positioning seat (19) through a cutter roller nut (16), an upper spacer sleeve (8) is installed on the upper cutter roller, a rotary cutter (9) is installed on the upper spacer sleeve (8), an upper cutter (10) is installed on the cutter rotary nut (9) through a cutter rotary nut (11), a lower spacer sleeve (12) is installed on the lower spacer sleeve (12), a lower knife (14) is arranged between the 12.5 spacer bush (13) and the 9.5 spacer bush (15), a rear knife rest positioning (18) is arranged on one side of a rear positioning seat (19), and an upper dust hood (7) and a lower dust hood (20) are respectively arranged on the upper knife roll and the lower knife roll.

2. The cutter holder for the lithium electrode cutting machine according to claim 1, characterized in that: the lower cutter shaft seat (2) is provided with a lower cutter transmission gear (23), and the upper cutter shaft seat (4) is provided with an upper cutter transmission gear (27).

3. The cutter holder for the lithium electrode cutting machine according to claim 1, characterized in that: and an adjusting shaft position base seat (24) is arranged on one side of the front positioning seat (1) through an adjusting shaft position nut (25).

4. The cutter holder for the lithium electrode cutting machine according to claim 1, characterized in that: one side of the front positioning seat (1) is provided with a scale (26).

5. The cutter holder for the lithium electrode cutting machine according to claim 1, characterized in that: a tool rest bottom bearing (21) is installed on the base, and a front tool rest positioning (22) is installed on one side of the base.

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