Dual-power floating connecting device for pole piece slitting knife

Abstract

The utility model discloses a dual-power floating connecting device for a pole piece slitting knife. The dual-power floating connecting device comprises a fixed seat, a first power output mechanism, a second power output mechanism, a transverse moving seat, a first vertical moving seat, a second vertical moving seat, a vertical knife rest adjusting mechanism and a transverse knife rest adjusting mechanism, the first power output mechanism and the second power output mechanism are arranged on the fixed seat; the vertical knife rest adjusting mechanism is adjustably arranged on the first vertical moving seat and the second vertical moving seat; the transverse tool rest adjusting mechanisms are transversely arranged on the two sides of the transverse moving base. The transverse moving seat is connected to the front end of the fixed seat in a floating mode, and the first vertical moving seat and the second vertical moving seat are connected to the front end of the transverse moving seat in a floating mode in the vertical direction. The pole piece slitting device is exquisite in structure and higher in stability, the knife rest butt joint efficiency can be improved, vertical vibration displacement, caused by high-speed movement, of the slitting knife is relieved, and therefore the pole piece slitting effect is improved, and the high precision of pole piece slitting is guaranteed.

Description

Technical Field

[0001] The utility model relates to the technical field of battery manufacturing equipment, and particularly relates to a double-power floating connection device for a pole piece slitting knife. Background Art

[0002] During the production and manufacturing process of a battery, dual power is provided to a slitting knife holder to ensure the stability of the incoming pole piece slitting.

[0003] In the prior art, most of the devices for slitting pole pieces adopt fixed power output, and the docking of the input shaft and the output shaft is complex, which does not meet the requirements for stability during the high-speed movement of the pole piece. In addition, the docking efficiency of the knife holder is low, and during high-speed movement, the up-and-down vibration of the slitting knife easily causes displacement, thereby affecting the slitting effect and accuracy. Summary of the Utility Model

[0004] The main purpose of the utility model is to provide a double-power floating connection device for a pole piece slitting knife, aiming to improve the docking efficiency of the knife holder and relieve the up-and-down vibration displacement of the slitting knife caused by high-speed movement, thereby improving the pole piece slitting effect and ensuring the high precision of pole piece slitting.

[0005] To achieve the above purpose, the utility model provides a double-power floating connection device for a pole piece slitting knife, including: a fixed seat, a first power output mechanism, a second power output mechanism, a transverse moving seat, a first vertical moving seat, a second vertical moving seat, a vertical knife holder adjusting mechanism, and a transverse knife holder adjusting mechanism;

[0006] The first power output mechanism and the second power output mechanism are arranged on the fixed seat in the up-and-down direction. The output end of the first power mechanism is connected to the transverse moving seat and the first vertical moving seat, and the output end of the second power output mechanism is connected to the transverse moving seat and the second vertical moving mechanism;

[0007] The vertical knife holder adjusting mechanism is adjustably arranged on the first vertical moving seat and the second vertical moving seat; the transverse knife holder adjusting mechanism is horizontally arranged on both sides of the transverse moving seat;

[0008] The transverse moving seat is floatingly connected to the front end of the fixed seat, and the first vertical moving seat and the second vertical moving seat are floatingly connected to the front end of the transverse moving seat in the up-and-down direction.

[0009] A further technical solution of the utility model is that two sets of linear guide rails are horizontally and parallelly arranged on both sides of the front end of the fixed seat, and the transverse moving seat is slidably connected to the two sets of linear guide rails.

[0010] A further technical solution of the present utility model is that two sets of linear guide rails are vertically and parallelly arranged at the front end of the horizontal moving seat, and the first vertical moving seat and the second vertical moving seat are respectively slidably connected to the two sets of linear guide rails in the up and down direction.

[0011] A further technical solution of the present utility model is that the first vertical moving seat and the second vertical moving seat are adjustably connected by bolts.

[0012] A further technical solution of the present utility model is that the vertical tool rest adjusting mechanism includes an upper connecting plate, an upper adjusting bolt, a lower connecting plate, a lower adjusting bolt and a vertical adjusting spring;

[0013] The upper connecting plate is arranged at the top of the horizontal connecting plate, the upper adjusting bolt is adjustably arranged on the upper connecting plate, the lower connecting plate is arranged at the bottom of the horizontal connecting plate, the lower adjusting bolt is adjustably arranged on the lower connecting plate, the top of the vertical adjusting spring abuts against the second vertical moving seat, and the bottom passes through the second connecting plate and abuts against the top of the lower adjusting bolt.

[0014] A further technical solution of the present utility model is that the horizontal tool rest adjusting mechanism includes horizontal adjusting springs arranged on both sides of the horizontal moving seat, horizontal connecting pieces are respectively arranged on both sides of the front end of the fixed seat, one end of the horizontal adjusting spring abuts against the horizontal moving seat, and the other end abuts against the horizontal connecting piece.

[0015] A further technical solution of the present utility model is that the first power output mechanism includes a first servo motor, a first reduction gear, a first universal joint coupling and a first spline shaft sleeve, a first spline bearing is connected to the front end of the first universal joint coupling, the rear end of the first universal joint coupling is connected to the output end of the first reduction gear, and the input end of the first reduction gear is connected to the first servo motor;

[0016] The first spline shaft sleeve is fixed in the first vertical moving seat through a first angular contact bearing, the front end of the first universal joint coupling is arranged in the horizontal moving seat, the main body part is arranged in the fixed seat, and the first reduction gear and the first servo motor are arranged at the rear end of the fixed seat.

[0017] A further technical solution of the present utility model is that the second power output mechanism includes a second servo motor, a second reduction gear, a second universal joint coupling and a second spline shaft sleeve, a second spline bearing is connected to the front end of the second universal joint coupling, the rear end of the second universal joint coupling is connected to the output end of the second reduction gear, and the input end of the second reduction gear is connected to the second servo motor;

[0018] The second spline bushing is fixed in the second vertical moving seat through a second angular contact bearing. The front end of the second universal coupling is arranged in the transverse moving seat, and the main body part is arranged in the fixed seat. The second speed reducer and the second servo motor are arranged at the rear end of the fixed seat.

[0019] A further technical solution of the present utility model is that it further includes a tool rest positioning mechanism, and the tool rest positioning mechanism is arranged at the bottom of the fixed seat.

[0020] A further technical solution of the present utility model is that the tool rest positioning mechanism includes a positioning cylinder and a positioning rod. The positioning cylinder is arranged at the rear end of the fixed seat, one end of the positioning rod is connected to the positioning cylinder, and the other end extends out of the fixed seat.

[0021] Compared with the prior art, the double-power floating connection device of the pole piece slitting knife of the present utility model has a delicate structure and higher stability. It can improve the docking efficiency of the tool rest, and relieve the up-and-down vibration displacement of the slitting knife caused by high-speed movement, thereby improving the pole piece slitting effect and ensuring the high precision of pole piece slitting. Description of the Drawings

[0022] In order to more clearly illustrate the technical solutions in the embodiments of the present utility model or the prior art, the following will briefly introduce the drawings required for the description of the embodiments or the prior art. Obviously, the following drawings are only some embodiments of the present utility model. For those of ordinary skill in the art, without creative efforts, other drawings can be obtained based on the structures shown in these drawings.

[0023] Figure 1 It is a schematic diagram of the overall structure of the preferred embodiment of the double-power floating connection device of the pole piece slitting knife of the present utility model;

[0024] Figure 2 It is a schematic diagram of the overall structure of another angle of the preferred embodiment of the double-power floating connection device of the pole piece slitting knife of the present utility model;

[0025] Figure 3 It is the front view of the double-power floating connection device of the pole piece slitting knife of the present utility model.

[0026] Explanation of the Reference Numerals in the Drawings

[0027] Fixed seat 1; Transverse moving seat 2; First vertical moving seat 3; Second vertical moving seat 4; Linear guide rail 5; Linear guide rail 6; Upper connecting plate 7; Upper adjusting bolt 8; Lower connecting plate 9; Lower adjusting bolt 10; Vertical adjusting spring 11; Transverse adjusting spring 12; Transverse connecting piece 13; First servo motor 14; First reduction gear 15; First universal joint coupling 16; First spline shaft sleeve 17; Second servo motor 18; Second reduction gear 19; Second universal joint coupling 20; Second spline shaft sleeve 21; Positioning cylinder 22; Positioning rod 23.

[0028] The realization, functional features and advantages of the purpose of the present utility model will be further described in conjunction with embodiments with reference to the accompanying drawings. Specific embodiments

[0029] Next, the technical solutions in the embodiments of the present utility model will be clearly and completely described in conjunction with the accompanying drawings in the embodiments of the present utility model. Obviously, the described embodiments are only a part of the embodiments of the present utility model, rather than all the embodiments. Based on the embodiments of the present utility model, all other embodiments obtained by those of ordinary skill in the art without creative efforts shall fall within the protection scope of the present utility model.

[0030] The present utility model provides a double-power floating connection device for a pole piece slitting knife. Please refer to Figures 1 to 3 , a preferred embodiment of the double-power floating connection device for the pole piece slitting knife of the present utility model includes a fixed seat 1, a first power output mechanism, a second power output mechanism, a transverse moving seat 2, a first vertical moving seat 3, a second vertical moving seat 4, a vertical tool rest adjusting mechanism and a transverse tool rest adjusting mechanism.

[0031] The first power output mechanism and the second power output mechanism are arranged on the fixed seat 1 along the up and down direction. The output end of the first power mechanism is connected to the transverse moving seat 2 and the first vertical moving seat 3, and the output end of the second power output mechanism is connected to the transverse moving seat 2 and the second vertical moving mechanism. The first power output mechanism and the second power output mechanism ensure that both the upper and lower slitting knives have a stable power source.

[0032] The vertical tool rest adjusting mechanism is adjustably arranged on the first vertical moving seat 3 and the second vertical moving seat 4; the transverse tool rest adjusting mechanism is horizontally arranged on both sides of the transverse moving seat 2.

[0033] The transverse moving seat 2 is floatingly connected to the front end of the fixed seat 1, and the first vertical moving seat 3 and the second vertical moving seat 4 are floatingly connected to the front end of the transverse moving seat 2 along the up and down direction. Thus, the horizontal and vertical floating during the alignment of the tool rest input shaft can be satisfied, without deliberate alignment, improving the docking efficiency of the tool rest, and capable of absorbing the vibration of the slitting knife during high-speed operation, ensuring the slitting effect.

[0034] Specifically, in this embodiment, two sets of linear guide rails 5 are horizontally and parallelly arranged on both sides of the front end of the fixed seat 1, and the transverse moving seat 2 is slidably connected to the two sets of linear guide rails 5.

[0035] Two sets of linear guide rails 6 are vertically and parallelly arranged at the front end of the transverse moving seat 2, and the first vertical moving seat 3 and the second vertical moving seat 4 are respectively slidably connected to the two sets of linear guide rails 6 in the up and down direction.

[0036] The first vertical moving seat 3 and the second vertical moving seat 4 are adjustably connected by bolts.

[0037] The vertical tool rest adjusting mechanism includes an upper connecting plate 7, an upper adjusting bolt 8, a lower connecting plate 9, a lower adjusting bolt 10 and a vertical adjusting spring 11.

[0038] The upper connecting plate 7 is arranged on the top of the transverse connecting plate, the upper adjusting bolt 8 is adjustably arranged on the upper connecting plate 7, the lower connecting plate 9 is arranged on the bottom of the transverse connecting plate, the lower adjusting bolt 10 is adjustably arranged on the lower connecting plate 9, the top of the vertical adjusting spring 11 abuts against the second vertical moving seat 4, and the bottom passes through the second connecting plate and abuts against the top of the lower adjusting bolt 10. In this embodiment, two sets of the lower adjusting bolt 10 and the vertical adjusting spring 11 can be used and are respectively arranged on both sides of the lower connecting plate to maintain balance.

[0039] The transverse tool rest adjusting mechanism includes transverse adjusting springs 12 arranged on both sides of the transverse moving seat 2, transverse connectors 13 are respectively arranged on both sides of the front end of the fixed seat 1, one end of the transverse adjusting spring 12 abuts against the transverse moving seat 2, and the other end abuts against the transverse connector 13.

[0040] The first power output mechanism includes a first servo motor 14, a first reduction gear 15, a first universal joint coupling 16 and a first spline shaft sleeve 17. The first spline bearing is connected to the front end of the first universal joint coupling 16, the rear end of the first universal joint coupling 16 is connected to the output end of the first reduction gear 15, and the input end of the first reduction gear 15 is connected to the first servo motor 14.

[0041] The first spline shaft sleeve 17 is fixed in the first vertical moving seat 3 through a first angular contact bearing. The front end of the first universal joint coupling 16 is arranged in the transverse moving seat 2, the main body part is arranged in the fixed seat 1, and the first reduction gear 15 and the first servo motor 14 are arranged at the rear end of the fixed seat 1.

[0042] The second power output mechanism includes a second servo motor 18, a second reduction gear 19, a second universal joint coupling 20 and a second spline shaft sleeve 21. The second spline bearing is connected to the front end of the second universal joint coupling 20, the rear end of the second universal joint coupling 20 is connected to the output end of the second reduction gear 19, and the input end of the second reduction gear 19 is connected to the second servo motor 18.

[0043] The second spline shaft sleeve 21 is fixed in the second vertical moving seat 4 through a second angular contact bearing. The front end of the second universal joint coupling 20 is arranged in the transverse moving seat 2, the main body part is arranged in the fixed seat 1, and the second reduction gear 19 and the second servo motor 18 are arranged at the rear end of the fixed seat 1.

[0044] In this embodiment, the double-power floating connection device for the pole piece slitting knife further includes a tool rest positioning mechanism, and the tool rest positioning mechanism is arranged at the bottom of the fixed seat 1.

[0045] Among them, the tool rest positioning mechanism includes a positioning cylinder 22 and a positioning rod 23. The positioning cylinder 22 is arranged at the rear end of the fixed seat 1. One end of the positioning rod 23 is connected to the positioning cylinder 22, and the other end extends out of the fixed seat 1.

[0046] The structure and working principle of the double-power floating connection device for the pole piece slitting knife of the present utility model will be elaborated in detail below.

[0047] The double-power floating connection device for the pole piece slitting knife of the present utility model belongs to the technical field of battery manufacturing equipment, and this double-power floating connection device for the pole piece slitting knife realizes the function of stably slitting the pole piece by the upper and lower slitting knives.

[0048] The first servo motor 14, the first reduction gear 15, the second servo motor 18, the second reduction gear 19 and the positioning cylinder 22 are installed behind the fixed seat 1, and the servo provides a stable output force for the slitting tool; the first spline shaft sleeve 17 is fixed in the first vertical moving seat 3 through a first angular contact bearing. The first spline shaft sleeve 17 is connected to the first universal joint coupling 16, and the first universal joint coupling 16 is further connected to the first reduction gear 15, so that the power output of the first servo motor 14 can be transmitted to the first spline shaft sleeve 17. The second spline shaft sleeve 21 is fixed in the second vertical moving seat 4 through a second angular contact bearing. The second spline shaft sleeve 21 is connected to the second universal joint coupling 20, and the second universal joint coupling 20 is further connected to the second reduction gear 19, so that the power output of the second servo motor 18 can be transmitted to the second spline shaft sleeve 21. The two sets of power output mechanisms can ensure that there are stable power sources for the upper and lower slitting forces.

[0049] The first vertical moving seat 3 and the second vertical moving seat 4 are connected and adjusted by bolts, so that the center distance between the first spline shaft sleeve 17 and the second spline shaft sleeve 21 is equal to the center distance of the tool rest input shaft.

[0050] The transverse moving seat 2 is connected to the first vertical moving seat 3 and the second vertical moving seat 4 through two sets of linear guides 6, and the transverse moving seat 2 is connected to the fixed seat 1 through two sets of linear guides 5, which can meet the horizontal and vertical floating when aligning with the tool rest input shaft, without deliberate alignment, improving the docking efficiency of the tool rest, and being able to absorb the vibration of the slitting knife during high-speed operation to ensure the slitting effect.

[0051] In this embodiment, the first spline shaft and the second spline shaft adopt a flared design, which can effectively absorb the centering deviation during the docking process of the tool rest spline shaft.

[0052] In this embodiment, a vertical adjusting spring 11 is arranged at the bottom of the second vertical moving seat 4, and an upper adjusting bolt 8 is arranged at the top of the first vertical moving seat 3. The approximate position of the first vertical moving seat 3 can be adjusted by the upper adjusting bolt 8. When the tool rest is aligned, the second vertical moving seat 4 can be smoothly docked under the floating of the vertical adjusting spring 11.

[0053] The function of the lateral adjusting springs 12 arranged on both sides of the lateral moving seat 2 is to absorb the lateral deviation during the docking of the tool rest.

[0054] The positioning cylinder 22 is connected to the positioning rod 23, and its function is to position the tool rest axially after the tool rest is pushed in place.

[0055] Compared with the prior art, the double-power floating connection device for the pole piece slitting knife of the present utility model has a delicate structure and higher stability. It can improve the efficiency of the tool rest docking, and relieve the up-and-down vibration displacement of the slitting knife caused by high-speed movement, thereby improving the pole piece slitting effect and ensuring the high precision of the pole piece slitting.

[0056] The above are only the preferred embodiments of the present utility model, and do not limit the patent scope of the present utility model accordingly. Any equivalent structural transformation made under the concept of the present utility model by using the content of the specification and drawings of the present utility model, or directly / indirectly applied in other related technical fields, is included in the patent protection scope of the present utility model.

Claims

1. A pole piece slitting knife dual power floating connection device, characterized in that: include: A fixed seat, a first power output mechanism, a second power output mechanism, a transverse movable seat, a first vertical movable seat, a second vertical movable seat, a vertical tool holder adjustment mechanism, and a transverse tool holder adjustment mechanism; The first power output mechanism and the second power output mechanism are arranged on the fixed seat in the up-down direction, the output end of the first power output mechanism is connected to the lateral moving seat and the first vertical moving seat, and the output end of the second power output mechanism is connected to the lateral moving seat and the second vertical moving mechanism; The vertical tool holder adjustment mechanism is adjustably arranged on the first vertical movable seat and the second vertical movable seat; the transverse tool holder adjustment mechanism is transversely arranged on both sides of the transverse movable seat; The transverse moving seat is connected to the front end of the fixed seat in a floating manner, and the first vertical moving seat and the second vertical moving seat are connected to the front end of the transverse moving seat in a floating manner along the up-down direction.

2. The pole piece slitting knife dual power floating connection device according to claim 1 is characterized in that: Two sets of linear guide rails are arranged in parallel and transversely on both sides of the front end of the fixed seat, and the transverse movable seat is slidably connected with the two sets of linear guide rails.

3. The pole piece slitting knife dual power floating connection device according to claim 1 is characterized in that: Two sets of linear guide rails are vertically and parallelly arranged at the front end of the lateral moving seat, and the first vertical moving seat and the second vertical moving seat are respectively slidably connected with the two sets of linear guide rails along the up and down directions.

4. The pole piece slitting knife dual power floating connection device according to claim 1 is characterized in that: The first vertical movable seat and the second vertical movable seat are adjustably connected via bolts.

5. The pole piece slitting knife dual power floating connection device according to claim 1 is characterized in that: The transverse tool holder adjustment mechanism includes transverse adjustment springs arranged on both sides of the transverse movable seat, and transverse connecting pieces are respectively arranged on both sides of the front end of the fixed seat. One end of the transverse adjustment spring abuts against the transverse movable seat, and the other end abuts against the transverse connecting piece.

6. The pole piece slitting knife dual power floating connection device according to claim 1 is characterized in that: The first power output mechanism includes a first servomotor, a first reducer, a first universal joint coupling and a first spline sleeve, the first spline bearing is connected to the front end of the first universal joint coupling, the rear end of the first universal joint coupling is connected to the output end of the first reducer, and the input end of the first reducer is connected to the first servomotor; The first spline sleeve is fixed in the first vertical movable seat through a first angular contact bearing, the front end of the first universal joint coupling is arranged in the transverse movable seat, the main body is arranged in the fixed seat, and the first reducer and the first servo motor are arranged at the rear end of the fixed seat.

7. The pole piece slitting knife dual power floating connection device according to claim 1 is characterized in that: The second power output mechanism includes a second servomotor, a second reducer, a second universal joint coupling and a second spline sleeve, the second spline bearing is connected to the front end of the second universal joint coupling, the rear end of the second universal joint coupling is connected to the output end of the second reducer, and the input end of the second reducer is connected to the second servomotor; The second spline sleeve is fixed in the second vertical movable seat through a second angular contact bearing, the front end of the second universal joint coupling is arranged in the transverse movable seat, the main body is arranged in the fixed seat, and the second reducer and the second servo motor are arranged at the rear end of the fixed seat.

8. The pole piece slitting knife dual power floating connection device according to any one of claims 1 to 7, characterized in that: It also includes a tool holder positioning mechanism, which is arranged at the bottom of the fixing seat.

9. The pole piece slitting knife dual power floating connection device according to claim 8, characterized in that: The tool holder positioning mechanism comprises a positioning cylinder and a positioning rod. The positioning cylinder is arranged at the rear end of the fixing seat. One end of the positioning rod is connected to the positioning cylinder, and the other end extends out of the fixing seat.

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