Winding needle mechanism compatible with battery cell with diameter of 45 mm

Abstract

The utility model discloses a winding needle mechanism compatible with a 45mm-diameter battery cell, which comprises a winding needle assembly, one end of the winding needle assembly is provided with a driving mechanism, the other end of the winding needle assembly is provided with a fixed seat, the winding needle assembly comprises a fixed outer needle, a movable outer needle is arranged above the fixed outer needle, the top end of the fixed outer needle is provided with a lower long groove, and the movable outer needle is provided with a movable long groove. A floating assembly is arranged in the lower long groove, an upper long groove is formed in the bottom end of the movable outer needle, a movable assembly is slidably mounted in the upper long groove, the driving mechanism comprises a clamping pipe, one end of the clamping pipe is connected with the winding needle assembly, a clamping seat is arranged at the other end of the clamping pipe, and a rotating motor is arranged on the side, away from the clamping pipe, of the clamping seat. The winding needle mechanism has the advantage of being compatible with a battery cell with the diameter of 45 mm, and the problem that an existing winding needle mechanism is low in compatibility is solved.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of needle winding mechanism, concretely to a needle winding mechanism compatible with 45mm diameter battery core. BACKGROUND

[0002] The early needle winding mechanism is mainly composed of motor, speed reducer, transmission shaft and needle, the motor drives the speed reducer, and then the speed reducer drives the transmission shaft and needle to rotate, so as to realize the automatic winding of materials.

[0003] During the winding process of the battery core, the minimum compatibility of the round needle is about 60mm, and the diameter of the round needle is small, which makes the inner and outer needles thinner, the length-diameter ratio exceeds the limit, causes the needle deformation, is unstable and affects the production efficiency of products. UTILITY MODEL CONTENT

[0004] The utility model discloses a kind of needle winding mechanism compatible with 45mm diameter battery core, with the advantage of compatible with 45mm diameter battery core, solve the current needle winding mechanism compatibility lower problem.

[0005] To achieve the above object, the utility model provides the following technical scheme: a kind of needle winding mechanism compatible with 45mm diameter battery core, including needle winding assembly, the needle winding assembly one end is provided with driving mechanism, the other end is provided with fixed seat, the needle winding assembly includes fixed outer needle, the fixed outer needle top is provided with movable outer needle, the fixed outer needle top is provided with lower long slot, the lower long slot is provided with floating component, the movable outer needle bottom is provided with upper long slot, the upper long slot is slidably installed with movable component, the driving mechanism includes clamping pipe, the clamping pipe one end is connected with needle winding assembly, the other end is provided with clamping seat, the clamping seat is provided with rotating motor on the side away from clamping pipe.

[0006] Preferably, the fixed outer needle and movable outer needle vertical section are all semicircular, wherein the first recess is recessed on one side of the outer edge surface of the fixed outer needle, the second recess is recessed on the side of the outer edge surface of the movable outer needle opposite to the first recess, the fixed outer needle is symmetrically provided with two first arc pieces embedded in the clamping pipe at one end towards the driving mechanism, and the movable outer needle is symmetrically provided with two second arc pieces embedded in the clamping pipe at one end towards the driving mechanism.

[0007] Preferably, the movable component includes movable inner needle, the movable inner needle top is embedded in the upper long slot, and the movable inner needle is provided with a sliding block at one end towards the fixed seat and a thimble at the other end.

[0008] Preferably, the movable inner needle bottom is provided with a sliding strip, the vertical section angle value of the thimble gradually decreases from one end of the movable inner needle, and the vertical section angle value of the thimble away from the movable inner needle is greater than 180°.

[0009] Preferably, the floating assembly comprises a floating pressing plate, both sides of the top end of the floating pressing plate are provided with guide surfaces, and the bottom end of the floating pressing plate is provided with a plurality of springs, and the top end of the floating pressing plate is provided with a sliding groove.

[0010] Preferably, both of the guide surfaces are arranged downward, and the floating pressing plate is provided with a convex plate at both ends, a screw is pressed and combined on the convex plate, and the spring is embedded in the lower long groove.

[0011] Compared with the prior art, the utility model has the advantages that:

[0012] The utility model discloses a fixing outer needle, movable outer needle, movable inner needle, ejector pin, slide, floating pressing plate, spring and sliding groove are set up, and the slide of the bottom end of movable inner needle is embedded in the sliding groove of the top end of floating pressing plate, and the floating pressing plate is supported through the spring, and movable inner needle and floating pressing plate mutually adhere, in order to reduce the rigid strength of the needle winding and not influence needle winding, and the fixed outer needle is combined with the inner needle, and the semicircular section of movable inner needle is changed to be greater than semicircle, and the strength is increased, and the clamping pipe reduces the radius, and it can be compatible with smaller needle winding. BRIEF DESCRIPTION OF DRAWINGS

[0013] Figure 1 It is the front view structural schematic drawing of the utility model;

[0014] Figure 2 It is the split schematic drawing of the utility model;

[0015] Figure 3 It is the split schematic drawing of the utility model Figure 1 It is the split schematic drawing of the utility model

[0016] Figure 4 It is the split schematic drawing of the utility model Figure 1 It is the split schematic drawing of the utility model

[0017] Figure 5 It is the split schematic drawing of the utility model Figure 2 It is the split schematic drawing of the utility model

[0018] Figure 6 It is the split schematic drawing of the utility model Figure 4 It is the split schematic drawing of the utility model.

[0019] The figure mark and name in the drawing are as follows:

[0020] 1, needle assembly; 11, fixed outer needle; 12, movable outer needle; 13, lower long groove; 14, upper long groove; 15, first groove; 16, second groove; 17, first arc piece; 18, second arc piece; 2, driving mechanism; 21, clamping pipe; 22, clamping seat; 23, rotary motor; 3, fixed seat; 4, movable assembly; 41, movable inner needle; 42, sliding block; 43, thimble; 44, bevel surface; 45, slide bar; 5, floating assembly; 51, floating pressure plate; 52, guide surface; 53, spring; 54, sliding slot; 55, screw. DETAILED DESCRIPTION

[0021] The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application. Obviously, the described embodiments are only part of the embodiments of the present application, rather than all the embodiments. Based on the embodiments of the present application, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of protection of the present application.

[0022] In the description of the embodiments of the present application, it should be understood that the terms "length", "width", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer" and the like indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, and are only for the convenience of describing the embodiments of the present application and simplifying the description, and therefore cannot be understood as indicating or implying that the devices or elements indicated must have a particular orientation, be constructed and operated in a particular orientation, and therefore cannot be understood as limiting the present application. In addition, the terms "first", "second" are only for the purpose of description, and cannot be understood as indicating or implying relative importance or implicitly indicating the number of the technical features indicated. Therefore, the features limited by "first", "second" can explicitly or implicitly include one or more of the features. In the description of the embodiments of the present application, the meaning of "multiple" is two or more, unless otherwise specifically limited.

[0023] In the embodiments of the present application, unless otherwise specifically defined and limited, the terms "mounting", "connection", "connection", "fixing" and the like should be broadly understood, for example, it can be fixedly connected, or it can be detachably connected, or it can be integrated; it can be mechanically connected, or it can be electrically connected; it can be directly connected, or it can be indirectly connected through an intermediate medium; it can be the communication or interaction relationship between two elements. For those skilled in the art, the specific meaning of the above terms in the embodiments of the present application can be understood according to the specific circumstances.

[0024] Please refer to Figures 1 to 6The utility model provides a kind of embodiment compatible with 45mm diameter electric core's winding needle mechanism, including winding needle assembly 1, winding needle assembly 1 one end is provided with driving mechanism 2, the other end is provided with fixed base 3, winding needle assembly 1 includes fixed outer needle 11, fixed outer needle 11 top is provided with movable outer needle 12, fixed outer needle 11 top end is opened with lower long groove 13, lower long groove 13 is provided with floating assembly 5 inside, movable outer needle 12 bottom end is opened with upper long groove 14, upper long groove 14 is slidably installed with movable assembly 4 inside, driving mechanism 2 includes clamping pipe 21, clamping pipe 21 one end is connected with winding needle assembly 1, the other end is provided with clamping seat 22, clamping seat 22 is provided with rotary motor 23 on the side away from clamping pipe 21, the vertical section of fixed outer needle 11 and movable outer needle 12 is semicircular, wherein fixed outer needle 11 outer edge face one side is concave and is opened with first recess 15, movable outer needle 12 outer edge face is concave and is opened with second recess 16 on the side opposite to first recess 15, the one end of fixed outer needle 11 towards driving mechanism 2 is provided with two first arc pieces 17 embedded in clamping pipe 21 symmetrically, the one end of movable outer needle 12 towards driving mechanism 2 is provided with two second arc pieces 18 embedded in clamping pipe 21 symmetrically, movable assembly 4 includes movable inner needle 41, movable inner needle 41 top end is embedded in upper long groove 14, and the one end of movable inner needle 41 towards fixed base 3 is provided with sliding block 42, the other end is provided with thimble 43, thimble 43 is provided with inclined surface 44 at bottom end, and the vertical section angle value of thimble 43 gradually reduces from the one end of movable inner needle 41, and the vertical section angle value of the one end of thimble 43 away from movable inner needle 41 is greater than 180 °, floating assembly 5 includes floating pressing plate 51, both sides of floating pressing plate 51 top end are provided with guide surface 52, and the bottom end of floating pressing plate 51 is provided with a plurality of springs 53, sliding slot 54 is opened in the top end of floating pressing plate 51, two guide surfaces 52 are all downward, both ends of floating pressing plate 51 are provided with convex plate, and screw 55 is pressed and combined on the convex plate, and spring 53 is embedded in lower long groove 13.

[0025] It is obvious for those skilled in the art that the utility model is not limited to the details of the above exemplary embodiments, and the utility model can be realized in other specific forms without departing from the spirit or basic characteristics of the utility model. Therefore, no matter from which point, the embodiment should be regarded as exemplary and non-restrictive, the scope of the utility model is defined by the appended claims rather than the above description, and therefore all changes falling within the meaning and scope of the equivalent elements of the claims are intended to be included in the utility model. Any reference signs in the claims should not be regarded as limiting the claims involved.

Claims

1. A winder mechanism compatible with 45 mm diameter cells, comprising a winder assembly (1), characterized in that: The winding needle assembly (1) is provided with a driving mechanism (2) at one end and a fixed seat (3) at the other end, and comprises a fixed outer needle (11), wherein an active outer needle (12) is arranged above the fixed outer needle (11), a lower long groove (13) is formed at the top end of the fixed outer needle (11), a floating assembly (5) is arranged in the lower long groove (13), an upper long groove (14) is formed at the bottom end of the active outer needle (12), and a movable assembly (4) is slidably installed in the upper long groove (14); the driving mechanism (2) comprises a clamping pipe (21), one end of the clamping pipe (21) is connected with the winding needle assembly (1), the other end is provided with a clamping seat (22), and a rotary motor (23) is arranged on the side of the clamping seat (22) away from the clamping pipe (21).

2. The winding needle mechanism compatible with 45mm diameter battery cell according to claim 1, characterized in that: The fixed outer needle (11) and the active outer needle (12) are both semicircular in vertical section, wherein a first recess (15) is concavely formed on one side of the outer edge surface of the fixed outer needle (11), a second recess (16) is concavely formed on the side of the outer edge surface of the active outer needle (12) opposite to the first recess (15), two first arc pieces (17) are symmetrically arranged at one end of the fixed outer needle (11) and embedded in the clamping pipe (21), and two second arc pieces (18) are symmetrically arranged at one end of the active outer needle (12) and embedded in the clamping pipe (21).

3. The winding needle mechanism compatible with 45mm diameter battery cell according to claim 1, characterized in that: The movable assembly (4) comprises an active inner needle (41), the top end of the active inner needle (41) is embedded in the upper long groove (14), one end of the active inner needle (41) is provided with a sliding block (42) towards the fixed seat (3), and the other end is provided with a thimble (43), wherein the thimble (43) is cylindrical, and the bottom end of the thimble (43) is provided with an inclined surface (44).

4. The winding needle mechanism compatible with 45mm diameter battery cell according to claim 3, characterized in that: The bottom end of the active inner needle (41) is provided with a sliding strip (45), the vertical section angle value of the thimble (43) gradually decreases from one end of the active inner needle (41), and the vertical section angle value of the thimble (43) away from the active inner needle (41) is greater than 180°.

5. The winding needle mechanism compatible with 45mm diameter battery cell according to claim 1, characterized in that: The floating assembly (5) comprises a floating pressing plate (51), guide surfaces (52) are arranged on both sides of the top end of the floating pressing plate (51), a plurality of springs (53) are arranged at the bottom end of the floating pressing plate (51), and a sliding groove (54) is formed at the top end of the floating pressing plate (51).

6. A winding needle mechanism compatible with 45 mm diameter battery cells according to claim 5, characterized in that: Both of the guide surfaces (52) are arranged downward, both ends of the floating pressing plate (51) are provided with protruding plates, screws (55) are pressed on the protruding plates, and the springs (53) are embedded in the lower long groove (13).

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