CN106903198B

CN106903198B - Line rolling device

Info

Publication number: CN106903198B
Application number: CN201710165158.8A
Authority: CN
Inventors: 吴国平
Original assignee: 吴国平
Current assignee: Qirui Technology (Jiangsu) Co., Ltd
Priority date: 2015-03-26
Filing date: 2015-03-26
Publication date: 2019-12-31
Anticipated expiration: 2035-03-26
Also published as: CN106910910B; CN106910909B; CN104733772A; CN106910910A; CN104733772B; CN106903198A; CN106910909A

Abstract

The invention relates to a wire rolling device, which comprises a working disc and a wire rolling mechanism, wherein the working disc can rotate around the central shaft of the working disc; the number and the positions of the rolling line mechanism and the clamping mechanism correspond to each other so as to form a plurality of groups of stations. The line rolling device has more stations, stable operation and smaller impact force when a line rolling cutter contacts a battery, thereby ensuring the line rolling quality and improving the line rolling efficiency.

Description

Line rolling device

The present application is filed on a divisional basis with the application date of 2015, 3, 26 and the application number of 201510138227.7 entitled "parallel rolling line device".

Technical Field

The invention relates to a rolling line device of a battery, belonging to the technical field of battery processing equipment.

Background

In recent years, with the rapid development of electronic technology, especially the wide application of various digital electronic products, the performance and quality requirements of dry batteries are gradually improved. This also puts higher demands on the production and processing equipment of the battery. In the manufacturing process of the dry battery, the steel shell of the battery is subjected to line rolling before sealing so as to improve the sealing effect of the battery. The conventional line rolling equipment adopts a two-wheel line rolling process to roll the battery shell.

Chinese patent document CN2821881 discloses an alkaline battery wire pressing machine, which comprises a table top mounted on a frame, a wire pressing knife on the table top, an adjusting and fixing support for the wire pressing knife, a main rotor rotating around a central shaft, the wire pressing knife being fixed on the adjusting and fixing support, at least 12 identical upper and lower positioning mechanisms for the battery on the main rotor, the upper and lower positioning mechanisms being respectively mounted in at least 12 equally divided through holes and stepped holes of the upper and lower turntables. This line ball owner rotor drives the battery and rotates around the center pin, still drives the battery simultaneously and carries out the rotation, thereby carries out the line ball when fixing the line ball sword on the support, and the impact force of battery and line ball sword is great during the line ball.

Chinese patent document CN 201110031249.5 discloses a rolling line device and a rolling line method for a cylindrical battery case. The line rolling device comprises a main body, a clamping mechanism, three line rolling wheels, a first driving mechanism and a second driving mechanism, wherein the clamping mechanism and the three line rolling wheels are arranged at the bottom of the main body, the three line rolling wheels are respectively arranged at the vertex of an equilateral triangle taking the clamping mechanism as the center, the clamping mechanism is used for clamping the upper end of a cylindrical battery shell, the first driving mechanism and the second driving mechanism are both arranged in the main body, the first driving mechanism is used for driving the three line rolling wheels to rotate taking the clamping mechanism as the center, and the second driving mechanism is used for driving the three line rolling wheels to synchronously move towards the cylindrical battery shell in the rotating process so as to execute a line rolling process on the cylindrical battery shell. The device adopts the line rolling wheel to improve the actuating mechanism who rolls the line wheel, roll the line and be progressive, be favorable to improving the quality of rolling the line, but the station is less, and the continuity is poor, has restricted the efficiency of rolling the line.

Disclosure of Invention

The parallel type line rolling device comprises a plurality of parallel type line rolling cutters, a plurality of control devices and a control system.

In order to solve the technical problem, the invention provides a parallel type line rolling device which comprises a working disc, a line rolling mechanism and a clamping mechanism, wherein the working disc can rotate around the central axis of the working disc, the clamping mechanism is positioned at the edge of the working disc and used for clamping a battery from the upper direction and the lower direction, the clamping mechanism drives the battery to rotate along with the working disc and simultaneously drives the battery to rotate, the line rolling mechanism comprises a reciprocating motion assembly and a line rolling wheel which is rotationally connected to the reciprocating motion assembly, and the reciprocating motion assembly is positioned at the edge of the working disc and used for driving the line rolling wheel to extend out of the edge of the working disc to roll the battery; the number and the positions of the line rolling mechanisms and the clamping mechanisms correspond to each other so as to form a plurality of groups of stations; .

One of the preferable technical solutions is: the reciprocating motion assembly comprises a sliding block and a linear displacement driving mechanism used for driving the sliding block to perform reciprocating linear motion along the radial direction of the working disk, and the wire rolling wheel is horizontally arranged and arranged at one end, facing the outside of the working disk, of the sliding block. In order to enable the reciprocating motion assembly to run more stably and reliably, the reciprocating motion assembly can be a sliding block and a linear displacement driving mechanism, and the linear displacement driving mechanism can be a cam mechanism, so that the wire rolling wheel can be gradually close to a battery steel shell, and the overlarge impact force of a rolled wire is avoided.

One of the preferable technical solutions is: the reciprocating motion subassembly includes oscillating axle, rocking arm and is used for the drive the oscillating axle carries out pivoted oscillating axle actuating mechanism, the oscillating axle rotates to be connected on the working disc, the rocking arm is towards the one end fixed connection in the working disc on the oscillating axle, the other end of rocking arm outside the working disc is just located to the setting of wire rolling wheel level. In order to ensure that the reciprocating motion assembly runs more stably and reliably, the reciprocating motion assembly can be a swinging assembly, so that the rolling line wheel is gradually close to the battery steel shell, and the overlarge impact force of the rolling line is avoided.

In order to make the reciprocating driving mechanism of the rolling line wheel more compact in structure, stable in operation and high in reliability, one of the above technical solutions is preferably: the swing shaft driving mechanism comprises a cam and a connecting rod, the cam is coaxially arranged with the working disc, the connecting rod and the cam form a cam pair, and one end, far away from the cam, of the connecting rod is fixedly connected with the swing shaft.

In order to reduce the wear of the cam and the connecting rod, improve the durability of the cam and the connecting rod and enable the maintenance to be more convenient, one of the technical schemes is preferably as follows: and a needle bearing in contact fit with the cam is arranged on the connecting rod.

In order to make the clamping mechanism better limit the battery, one of the above technical solutions is preferably: the clamping mechanism comprises a driving shaft, a driven shaft, a limiting disc, a driving shaft driving assembly and a driven shaft lifting assembly, wherein the driving shaft driving assembly is used for driving the driving shaft to rotate, and the driven shaft lifting assembly is used for driving the driven shaft to lift; the limiting disc and the working disc are coaxially arranged and fixedly connected together; the driving shaft penetrates through the limiting disc and is axially limited on the limiting disc, and the driving shaft is rotatably connected with the limiting disc; the driven shaft penetrates through the working disc and is rotationally connected with the working disc; the driving shaft and the driven shaft are coaxially arranged, and the driving shaft is located above the driven shaft. The driven shaft of liftable for the battery material loading is more convenient, and the driving shaft cooperates with the driven shaft, can be so that the axial of battery is spacing more accurate.

One of the preferable technical solutions is: the driving shaft driving assembly comprises a rotating shaft, a driving gear and a driven gear; the pivot passes work dish and spacing dish and with work dish and the coaxial setting of spacing dish, the top of fixing in the pivot is established to the driving gear cover, the driven gear cover is established and is fixed the top at the driving shaft, the driving gear meshes with driven gear mutually. By adopting the transmission structure of the driving gear and the driven gear, when a plurality of clamping mechanisms are arranged, each clamping mechanism can be driven simultaneously, so that the battery is driven to rotate, and the structural reliability is high.

In order to make the axial limit of the battery more accurate, one of the above technical solutions is preferably: the driving shaft is internally provided with an adjustable mandrel, and the adjustable mandrel is used for limiting the axial direction of the battery.

One of the preferable technical solutions is: the driven shaft lifting assembly comprises a rotary table which is coaxial with the working disc, and an annular groove seat and an annular bulge which are arranged along the circumferential direction of the rotary table are arranged on the rotary table; the annular bulge is in contact with the bottom end of the driven shaft so as to form a cam pair; the top end of the annular bulge is provided with a fluctuating cambered surface matched with the lifting stroke of the driven shaft, and the annular groove seat is provided with a groove consistent with the track of the fluctuating cambered surface; the bottom of driven shaft is equipped with the round pin axle, the one end limit of round pin axle is in the recess. The driven shaft is driven to lift simultaneously by adopting two modes of the annular groove seat and the annular protrusion, so that the weight of the driven shaft can be well supported, and the lifting stability of the driven shaft is ensured.

In order to reduce the wear of the parts and improve the durability of the parts, so that the repair and maintenance are more convenient, one of the above technical schemes is preferable: the bottom end of the driven shaft is provided with a needle roller bearing in contact fit with the fluctuated cambered surface, and the pin shaft is sleeved with the needle roller bearing in contact fit with the groove.

One of the preferable technical solutions is: the parallel type line rolling device further comprises an electricity inlet transition disc arranged on one side of the working disc and an electricity outlet transition disc arranged on the other side of the working disc.

The invention has the positive effects that:

(1) the parallel type line rolling device is ingenious and reasonable in structural design, the line rolling mechanisms and the clamping mechanisms of the parallel type line rolling device are in one-to-one correspondence to form mutually independent stations, the stations rotate together with the working disc, expansion can be carried out according to actual needs, multi-station continuous operation is realized, and line rolling efficiency is greatly improved.

(2) The wire rolling mechanism of the parallel wire rolling device drives the wire rolling wheel to gradually extend out and then gradually retract to roll the autorotation battery while each station on the working disc rotates through the reciprocating motion assembly, the moving track of the wire rolling wheel is stable, the impact force is small when the wire rolling wheel contacts the battery, the wire rolling pressure is more uniform, and the wire rolling quality is favorably improved.

(3) The parallel type line rolling device adopts the wheel type line rolling knife to roll lines through passive rotation, and the line rolling effect is good.

Drawings

In order that the present disclosure may be more readily and clearly understood, reference is now made to the following detailed description of the present disclosure taken in conjunction with the accompanying drawings, in which:

FIG. 1 is a schematic top view of a parallel rolling line apparatus according to embodiment 1;

FIG. 2 is a schematic view of the main structure of the parallel line rolling apparatus according to embodiment 1;

FIG. 3 is a partial schematic configuration view of a rolling line mechanism of the parallel rolling line apparatus according to embodiment 1;

fig. 4 is a schematic structural view of a swing shaft driving mechanism and a driven shaft lifting assembly of the parallel rolling line apparatus according to embodiment 1.

The above figures are numbered as follows:

the number of the working discs 1 is such that,

the wire rolling mechanism 2, the wire rolling wheel 21, the swinging shaft 22, the rocker arm 23, the cam 24, the connecting rod 25,

the clamping mechanism 3, a driving shaft 31, a driven shaft 32, a limiting disc 33, a rotating shaft 34, a driving gear 35, a driven gear 36, a rotary table 37, an annular groove seat 37-1, a groove 37-1-1, an annular bulge 37-2, a wavy arc surface 37-2-1, an adjustable mandrel 39,

the electricity-feeding transition disc 4 is provided with a plurality of transition discs,

the electricity-out transition disc 5 is provided with a plurality of transition discs,

a battery 10.

Detailed Description

Example 1

Referring to fig. 1, the parallel rolling line apparatus of the present embodiment includes a work table 1, a line rolling mechanism 2, and a holding mechanism 3. The working disk 1 is driven by a servo motor to rotate around the central axis thereof. The chucking mechanism 3 is located at the edge of the work tray 1 and is used to chuck the battery 10 from the up-down direction. The clamping mechanism 3 drives the battery 10 to rotate along with the working disk 1 and simultaneously drives the battery 10 to rotate. The wire rolling mechanism 2 comprises a reciprocating motion assembly and a wire rolling wheel 21 which is rotationally connected to the reciprocating motion assembly, wherein the reciprocating motion assembly is positioned at the edge of the working disc 1 and is used for driving the wire rolling wheel 21 to extend out of the edge of the working disc 1 to roll the battery 10. The number of the rolling line mechanisms 2 is eight. The rolling line mechanisms 2 and the clamping mechanisms 3 are the same in number and correspond to each other in position one by one, so that eight groups of stations are formed.

Referring to fig. 3, the reciprocating assembly includes a swing shaft 22, a rocker arm 23 and a swing shaft driving mechanism for driving the swing shaft 22 to rotate back and forth, the swing shaft 22 is rotatably connected to the working plate 1, one end of the rocker arm 23 facing the inside of the working plate 1 is fixedly connected to the swing shaft 22, and the wire rolling wheel 21 is horizontally arranged and arranged at the other end of the rocker arm 23 facing the outside of the working plate 1.

Referring to fig. 4, the swing shaft driving mechanism includes a cam 24 disposed coaxially with the working disk 1 and rotatable around the central axis of the working disk 1, and a link 25 forming a cam pair with the cam 24, wherein an end of the link 25 away from the cam 24 is fixedly connected to the swing shaft 22. The connecting rod 25 is provided with a needle bearing which is in contact fit with the cam 24.

Referring to fig. 2 and 4, the clamping mechanism 3 includes a driving shaft 31, a driven shaft 32, a limiting disc 33, a driving shaft driving assembly for driving the driving shaft 31 to rotate, and a driven shaft lifting assembly for driving the driven shaft 32 to lift. The limiting disc 33 and the working disc 1 are coaxially arranged and fixedly connected together. The driving shaft 31 penetrates through and is axially limited on the limiting disc 33, and the driving shaft 31 is rotatably connected with the limiting disc 33. The driven shaft 32 is arranged on the working disk 1 in a penetrating way and is rotationally connected with the working disk 1. The driving shaft 31 is disposed coaxially with the driven shaft 32, and the driving shaft 31 is located above the driven shaft 32.

Referring to fig. 2, the driving shaft driving assembly includes a rotating shaft 34, a driving gear 35, and a driven gear 36. The pivot 34 passes work dish 1 and spacing dish 33 and with work dish 1 and the coaxial setting of spacing dish 33, driving gear 35 cover is established and is fixed at the top of pivot 34, and driven gear 36 cover is established and is fixed at the top of driving shaft 31, and driving gear 35 meshes with driven gear 36 mutually.

Referring to fig. 4, the driven shaft elevating assembly includes a turntable 37 coaxially disposed with the working disk 1, and the turntable 37 is provided with an annular groove seat 37-1 and an annular protrusion 37-2 disposed along a circumferential direction of the turntable 37. The annular projection 37-2 is in contact with the bottom end of the driven shaft 32 to constitute a cam pair. The top end of the annular bulge 37-2 is provided with an undulation arc surface 37-2-1 matched with the lifting stroke of the driven shaft 32, and the annular groove seat 37-1 is provided with a groove 37-1-1 consistent with the track of the undulation arc surface 37-2-1. The bottom end of the driven shaft 32 is provided with a pin shaft 32-1, and one end of the pin shaft 32-1 is limited in the groove 37-1-1. The bottom end of the driven shaft 32 is provided with a needle bearing in contact fit with the fluctuated cambered surface 37-2-1, and the pin shaft 32-1 is sleeved with the needle bearing in contact fit with the groove 37-1-1.

Referring to fig. 1, the parallel rolling line device further comprises an electricity inlet transition disc 4 arranged on one side of the working disc 1 and an electricity outlet transition disc 5 arranged on the other side of the working disc 1.

The table 1, the turntable 37 and the cam 24 are driven to rotate by the same servo motor through gear sets of different ratios.

In the parallel type wire rolling device of the embodiment, when one wire rolling mechanism 2 on the working disc 1 rotates to the electricity feeding transition disc 4 in use, the wire rolling wheel 21 is retracted inwards, the driven shaft 32 descends, and the battery 10 is conveyed from the electricity feeding transition disc 4 to a corresponding station of the wire rolling mechanism 2. Then, the driven shaft 32 is raised, the driving shaft 31 and the driven shaft 32 clamp the battery 10 from the up-down direction, and the adjustable spindle 39 in the driving shaft 31 accurately limits the axial direction of the battery 10. The wire rolling wheel 21 gradually extends out for wire rolling under the swing of the rocker arm 23 in the process that the working disc 1 drives the battery 10 to move, and then the wire rolling wheel 21 is gradually retracted. Finally, the output shaft 32 is lowered, and the battery 10 is transported from the working disk 1 to the outgoing transition disk 5.

Example 2

The remainder of this example is the same as example 1, except that: the reciprocating motion assembly comprises a slide block and a linear displacement driving mechanism used for driving the slide block to do reciprocating linear motion along the radial direction of the working disk 1, and the wire rolling wheel 21 is horizontally arranged and arranged at one end of the slide block facing the outside of the working disk 1.

Example 3

The remainder of this example is the same as example 1, except that: eighteen rolling line mechanisms 2 and the clamping mechanism 3 form eighteen stations.

It should be understood that the above examples are only for clearly illustrating the present invention and are not intended to limit the embodiments of the present invention. Other variations and modifications will be apparent to persons skilled in the art in light of the above description. And are neither required nor exhaustive of all embodiments. And such obvious variations or modifications which fall within the spirit of the invention are intended to be covered by the scope of the present invention.

Claims

1. A line rolling device is characterized in that: including work dish (1) and rolling line mechanism (2), work dish (1) can rotate around its central axis, its characterized in that: the wire rolling mechanism (2) comprises a reciprocating motion assembly and a wire rolling wheel (21) which is rotationally connected to the reciprocating motion assembly, wherein the reciprocating motion assembly is positioned at the edge of the working disc (1) and is used for driving the wire rolling wheel (21) to extend out of the edge of the working disc (1) to roll a wire of the battery (10); the reciprocating motion assembly comprises a swinging shaft (22), a rocker arm (23) and a swinging shaft driving mechanism for driving the swinging shaft (22) to rotate, the swinging shaft (22) is rotatably connected to the working disc (1), one end of the rocker arm (23) is fixedly connected to the swinging shaft (22), and the rolling wheel (21) is horizontally arranged and arranged at the other end of the rocker arm (23); the rolling line device is characterized by also comprising clamping mechanisms (3), wherein the number and the positions of the rolling line mechanisms (2) correspond to those of the clamping mechanisms (3); the clamping mechanism (3) is positioned at the edge of the working disc (1) and is used for clamping the battery (10) from the up-down direction, and the clamping mechanism (3) drives the battery (10) to rotate along with the working disc (1) and simultaneously drives the battery (10) to rotate; the clamping mechanism (3) comprises a driving shaft (31), a driven shaft (32), a limiting disc (33), a driving shaft driving assembly for driving the driving shaft (31) to rotate and a driven shaft lifting assembly for driving the driven shaft (32) to lift; the limiting disc (33) and the working disc (1) are coaxially arranged and fixedly connected together; the driving shaft (31) penetrates through the limiting disc (33) and is axially limited on the limiting disc (33), and the driving shaft (31) is rotatably connected with the limiting disc (33); the driven shaft (32) penetrates through the working disc (1) and is rotationally connected with the working disc (1); the driving shaft (31) and the driven shaft (32) are coaxially arranged, and the driving shaft (31) is positioned above the driven shaft (32); the driven shaft lifting assembly comprises a rotary table (37) which is coaxial with the working disc (1), and an annular groove seat (37-1) and an annular bulge (37-2) which are arranged along the circumferential direction of the rotary table (37) are arranged on the rotary table (37); the annular bulge (37-2) is in contact with the bottom end of the driven shaft (32) so as to form a cam pair; the top end of the annular bulge (37-2) is provided with an undulation arc surface (37-2-1) matched with the lifting stroke of the driven shaft (32), and the annular groove seat (37-1) is provided with a groove (37-1-1) consistent with the track of the undulation arc surface (37-2-1); the bottom end of the driven shaft (32) is provided with a pin shaft (32-1), and one end of the pin shaft (32-1) is limited in the groove (37-1-1).

2. The line rolling apparatus according to claim 1, wherein: the swing shaft driving mechanism comprises a cam (24) and a connecting rod (25), the cam (24) is coaxially arranged with the working disc (1), the connecting rod (25) forms a cam pair, and one end, far away from the cam (24), of the connecting rod (25) is fixedly connected with the swing shaft (22).

3. The line rolling apparatus according to claim 2, wherein: and a needle bearing in contact fit with the cam (24) is arranged on the connecting rod (25).

4. The line rolling apparatus according to claim 1, wherein: the driving shaft driving assembly comprises a rotating shaft (34), a driving gear (35) and a driven gear (36); pivot (34) pass working disc (1) and spacing dish (33) and with working disc (1) and spacing dish (33) coaxial setting, the top of fixing in pivot (34) is established to driving gear (35) cover, the top of fixing in driving shaft (31) is established to driven gear (36) cover, driving gear (35) mesh mutually with driven gear (36).

5. The line rolling apparatus according to claim 1, wherein: the bottom end of the driven shaft (32) is provided with a needle roller bearing in contact fit with the fluctuated cambered surface (37-2-1), and the pin shaft (32-1) is sleeved with the needle roller bearing in contact fit with the groove (37-1-1).

6. The line rolling apparatus according to claim 1, wherein: the device also comprises an electricity inlet transition disc (4) arranged on one side of the working disc (1) and an electricity outlet transition disc (5) arranged on the other side of the working disc (1).