CN220882054U

CN220882054U - Battery clamping fixture

Info

Publication number: CN220882054U
Application number: CN202322595415.5U
Authority: CN
Inventors: 朱颂宏; 吴庆芳; 杨志明; 杨星
Original assignee: Shenzhen Xinyuren Technology Co Ltd
Current assignee: Shenzhen Xinyuren Technology Co Ltd
Priority date: 2023-09-25
Filing date: 2023-09-25
Publication date: 2024-05-03
Anticipated expiration: 2033-09-25

Abstract

The battery clamping fixture comprises a frame, a clamping mechanism and a driving mechanism, wherein the frame comprises a base, a front end plate, a rear end plate and four guide rods, and the four guide rods are fixed on the front end plate and the rear end plate; the clamping mechanism comprises a clamping plate which is in sliding connection with the guide rod; the driving mechanism comprises a first screw rod structure, a second screw rod structure, a chain wheel and chain unit and a driving motor, one ends of the first screw rod structure and the second screw rod structure are fixedly connected with the base and the clamping plate, the other ends of the first screw rod structure and the second screw rod structure are mutually connected through the chain wheel and chain unit, the chain wheel and chain unit is arranged on the front end plate, the driving motor is connected with the chain wheel and chain unit, and the chain wheel and chain unit is driven to drive the first screw rod structure and the second screw rod structure to synchronously work. The utility model has the advantages of ingenious structure, fewer parts, lower cost, lower failure rate and better synchronism.

Description

Battery clamping fixture

Technical Field

The utility model relates to the field of battery clamping fixtures, in particular to a lithium ion battery clamping fixture.

Background

Chinese patent document CN 219677316U discloses a soft pack battery restraint battery clamping fixture and a soft pack battery restraint pressurizing device, comprising: a base; the end plate is fixedly connected with the base; the fixed plate is fixedly connected with the base and is positioned between the two groups of end plates so as to divide the pressurizing space between the end plates into two pressurizing areas; the baffle plate assembly is arranged in the pressurizing area and is movable relative to the base; the pressing plate is arranged on one side, far away from the fixed plate, of the partition plate assembly, and the pressing plate is movable relative to the base; the driving mechanism is arranged between the pressurizing plate and the corresponding end plate and is used for driving the corresponding pressurizing plate to move towards the fixed plate so as to push the partition plate assembly, so that the flexible package battery in the partition plate assembly is restrained and pressurized; the number of the end plates, the baffle plate assemblies, the pressurizing plates and the driving mechanisms is two.

In the above prior art, the following drawbacks exist: firstly, the battery clamping fixture is provided with two pressurizing areas, and the two pressurizing areas are provided with respective driving mechanisms, so that the battery clamping fixture is complex in structure and poor in synchronism; secondly, the guide mechanism matched with the pressurizing mechanism is very complex in structure and more in parts, so that the cost is high, the disassembly and assembly of maintenance are troublesome, the failure rate of the tray is increased, and the service life of the tray is influenced.

Disclosure of utility model

In order to solve the problems, the utility model provides a battery clamping fixture with ingenious structure, fewer parts, lower cost, lower failure rate and better synchronism for society.

The technical scheme of the utility model is as follows: the battery clamping fixture comprises a frame, a clamping mechanism positioned in the frame and a driving mechanism arranged on the frame and used for driving the clamping mechanism to clamp, wherein the frame at least comprises a base, a front end plate, a rear end plate and four guide rods, and two ends of each guide rod are respectively fixed on the front end plate and the rear end plate; the clamping mechanism at least comprises a plurality of clamping plates, wherein the clamping plates are connected with the guide rods in a sliding manner and can slide along the axial directions of the four guide rods; the driving mechanism comprises a first screw rod structure, a second screw rod structure, a chain wheel chain unit and a driving motor, wherein the first screw rod structure and the second screw rod structure are respectively arranged at the left side and the right side of the frame, one end of the first screw rod structure and one end of the second screw rod structure are fixedly connected with the base and the clamping plates, the other end of the first screw rod structure and one end of the second screw rod structure are mutually connected through the chain wheel chain unit, the chain wheel chain unit is arranged on the front end plate, the driving motor is connected with the chain wheel chain unit and drives the chain wheel chain unit to drive the first screw rod structure and the second screw rod structure to synchronously work, and accordingly the clamping mechanism is driven to move along the guide rod to adjust the distance between the clamping plates.

As an improvement of the utility model, the first screw rod structure comprises a first screw rod, a first nut which is in matched and screwed connection with the first screw rod, and a first corrugated pipe, wherein the first corrugated pipe is sleeved outside the first screw rod.

As an improvement of the utility model, the second screw rod structure comprises a second screw rod, a second nut which is in matched and threaded connection with the second screw rod, and a second corrugated pipe, wherein the second corrugated pipe is sleeved outside the second screw rod.

As an improvement of the utility model, the sprocket chain unit comprises a bearing, a main gear, a first pinion, a second pinion, a first rack and a second rack, wherein the main gear is arranged on the bearing, the first pinion and the second pinion are positioned on two sides of the main gear, the first pinion is connected with the first screw rod, the second pinion is connected with the second screw rod, the first rack is tensioned on the main gear and the first pinion, the second rack is tensioned on the main gear and the second pinion, the driving motor drives the bearing, and the first pinion and the second pinion are driven to rotate through rotation of the first rack and the second rack, so that the first screw rod and the second screw rod are driven to rotate.

As an improvement of the utility model, the frame further comprises a pressing plate, the pressing plate is arranged close to the front end plate and parallel to the front end plate, the pressing plate is connected with the first clamping plate close to the front end plate, and the four guide rods penetrate through the pressing plate and are respectively fixed on the front end plate and the rear end plate at two ends.

As an improvement of the utility model, the clamping mechanism further comprises a plurality of adjusting units for adjusting the spacing between the clamping plates, wherein the clamping plates are connected through the adjusting units and used for adjusting the axial spacing between the adjacent clamping plates along the guide rod so as to clamp the battery.

As an improvement of the utility model, the utility model further comprises a plurality of bushings, wherein the bushings are arranged at the contact positions of the four guide rods and the front end plate, and/or at the contact positions of the guide rods and the rear end plate, and/or at the contact positions of the guide rods and the compression plates.

As an improvement of the utility model, the lining is made of teflon, PEEK (polyether ether ketone) or UPE (ultra high molecular weight polyethylene).

The utility model comprises a frame, a clamping mechanism positioned in the frame and a driving mechanism arranged on the frame and used for driving the clamping mechanism to clamp, wherein the frame at least comprises a base, a front end plate, a rear end plate and four guide rods, and two ends of each guide rod are respectively fixed on the front end plate and the rear end plate; the clamping mechanism at least comprises a plurality of clamping plates, wherein the clamping plates are connected with the guide rods in a sliding manner and can slide along the axial directions of the four guide rods; the driving mechanism comprises a first screw rod structure, a second screw rod structure, a chain wheel chain unit and a driving motor, wherein the first screw rod structure and the second screw rod structure are respectively arranged at the left side and the right side of the frame, one end of the first screw rod structure and one end of the second screw rod structure are fixedly connected with the base and the clamping plates, the other end of the first screw rod structure and one end of the second screw rod structure are mutually connected through the chain wheel chain unit, the chain wheel chain unit is arranged on the front end plate, the driving motor is connected with the chain wheel chain unit and drives the chain wheel chain unit to drive the first screw rod structure and the second screw rod structure to synchronously work, and accordingly the clamping mechanism is driven to move along the guide rod to adjust the distance between the clamping plates. According to the utility model, the chain wheel and chain unit is driven by the driving motor, and the first screw rod structure and the second screw rod structure are driven to synchronously work, so that the clamping mechanism is driven to move along the guide rod to adjust the interval between the clamping plates, and the clamping force of the clamping plates for clamping the battery is adjusted. Compared with the prior art, the utility model has the advantages of fewer parts, lower cost, easier disassembly and assembly for maintenance, reduced failure rate of the tray and prolonged service life of the tray, along with simple structure and ingenious design. Therefore, the battery clamping fixture has the advantages of ingenious structure, fewer parts, lower cost, lower failure rate and better synchronism.

Drawings

Fig. 1 is a partially exploded perspective view of the present utility model.

Fig. 2 is a schematic perspective view of the fully assembled structure of fig. 1.

Fig. 3 is a side view schematic of fig. 2.

Fig. 4 is a schematic top view of fig. 2.

Fig. 5 is a schematic front view of fig. 2.

Detailed Description

Referring to fig. 1 to 5, fig. 1 to 5 disclose an embodiment of a battery clamping fixture, which comprises a frame, a clamping mechanism 2 located in the frame, and a driving mechanism mounted on the frame 1 and used for driving the clamping mechanism 2 to clamp, wherein the frame 1 comprises a base 11, a front end plate 12, a rear end plate 13, four guide rods 14 and a pressing plate 15, the front end plate 12 and the rear end plate 13 are vertically arranged at the front end and the rear end of the base 11, the four guide rods 14 penetrate through the pressing plate 15 and are respectively fixed on the front end plate 12 and the rear end plate 13 at two ends, in particular, the four guide rods 14 are parallel to each other and are correspondingly distributed in the directions of four corners of the front end plate 12 and the rear end plate 13, the pressing plate 15 can slide along the guide rods 14, and the pressing plate 15 is arranged close to the front end plate 12;

The clamping mechanism 2 comprises a plurality of clamping plates 21 and a plurality of adjusting units 22 for adjusting the distance between the clamping plates 21, the clamping plates 21 are arranged in parallel between the compacting plates 15 and the rear end plate 13, the clamping plates 21 are slidably connected with the four guide rods 14, the clamping plates 21 can slide along the axial directions of the four guide rods 14, the first clamping plate 21 close to the front end plate 12 is connected with the compacting plates 15, the last clamping plate 21 close to the rear end plate 13 is connected with the rear end plate 13, the clamping plates 21 are connected through the adjusting units 22, and the adjusting units 22 are used for adjusting the axial distance between the adjacent clamping plates 21 along the guide rods 14 to clamp the battery 9.

The driving mechanism comprises a first screw rod structure 31, a second screw rod structure 32, a chain wheel and chain unit 33 and a driving motor, wherein the first screw rod structure 31 and the second screw rod structure 32 are respectively arranged at the left side and the right side of the frame, one ends of the first screw rod structure 31 and the second screw rod structure 32 are fixedly connected with the base 11 and the clamping plate 21, the other ends of the first screw rod structure 31 and the second screw rod structure 32 are mutually connected through the chain wheel and chain unit 33, the chain wheel and chain unit 33 is arranged on the front end plate 12, in particular, the chain wheel and chain unit 33 is arranged at the outer side of the front end plate 12, a cover plate 5 is arranged at the outer side of the front end plate 12, the cover plate 5 covers the chain wheel and chain unit 33, the driving motor (not visible in the drawing) is connected with the chain wheel and chain unit 33, and drives the first screw rod structure 31 and the second screw rod structure 32 to synchronously work, so that the clamping mechanism 2 is driven to move along the guide rod 14 to adjust the distance between the clamping plates 21.

In the present utility model, preferably, the first screw structure 31 includes a first screw 311, a first nut (not visible in the drawing) that is in threaded connection with the first screw 311, and a first bellows 313, and the first bellows 313 is sleeved outside the first screw 311. The second screw rod structure 32 includes a second screw rod 321, a second nut (not visible in the figure) that is screwed with the second screw rod 321 in a matching manner, and a second bellows 323, where the second bellows 323 is sleeved outside the second screw rod 321.

In the present utility model, preferably, the sprocket-chain unit 33 includes a bearing 330, a main gear 331 mounted on the bearing 330, a first pinion 332 and a second pinion 333 disposed at both sides of the main gear 331, and a first rack 334 and a second rack 335, the first pinion 332 is connected to the first screw 311, the second pinion 333 is connected to the second screw 321, the first rack 334 is tensioned on the main gear 331 and the first pinion 332, the second rack 335 is tensioned on the main gear 331 and the second pinion 333, and the driving motor 34 drives the bearing 330, and drives the first pinion 332 and the second pinion 333 to rotate by the rotation of the first rack 334 and the second rack 335, thereby driving the first screw 311 and the second screw 321 to rotate.

In the present utility model, it is preferable that a plurality of bushings (not visible in the drawing) are further included, and the bushings are disposed at the contact points of the four guide rods 14 with the front end plate 12, and/or at the contact points of the guide rods 14 with the rear end plate 13, and/or at the contact points of the guide rods 14 with the pressing plates 15.

In the present utility model, the bushing (not visible in the figure) is preferably made of teflon, PEEK (polyetheretherketone) or UPE (ultra high molecular weight polyethylene), and may be made of a metal material.

When the baking tray is in operation, in an initial state, the first corrugated pipe 313 and the second corrugated pipe 323 are in a relaxed state, the space between the clamping plates 21 is the initial space, batteries can be placed at the moment, a worker places the batteries one by one in the space between the two adjacent clamping plates 21, after the batteries are placed, the driving motor is driven to work and drives the bearing 330 and the main gear 331 to rotate, as the first rack 334 is tensioned on the main gear 331 and the first pinion 332, the second rack 335 is tensioned on the main gear 331 and the second pinion 333, the first pinion 332 and the second pinion 333 synchronously rotate under the drive of the first rack 334 and the second rack 335, the first pinion 332 is connected with the first screw 311, the second pinion 333 is connected with the second screw 321, at the moment, the driving motor is synchronously rotated with the first screw 311 and the second screw 321, the pressing plate 15 and the clamping plate 21 slide along the axes of the four guide rods 331 and the first rack 332, the baking tray is axially moved out of the clamping tray 21, and the baking tray is axially moved out of the clamping tray 323, and the baking tray is axially moved out of the clamping tray (when the baking tray is in the state), and the baking tray is simultaneously baked; after baking, when the blanking (battery) is needed, the driving motor is reversely operated at this time, so that the sprocket chain unit 33 is reversely operated, the first screw rod 311 and the second screw rod 321 synchronously rotate, the pressing plate 15 and the clamping plate 21 reversely slide along the axes of the four guide rods 14, the first corrugated pipe 313 and the second corrugated pipe 323 synchronously relax, the axial distance between the adjacent clamping plates 21 is increased, and at this time, the clamping plates 21 do not apply force to the battery any more, so that the battery (not shown in the figure) is loosened until the battery is restored to the initial state, and then the staff can take out the battery. The utility model has ingenious design, the driving mechanism can realize the synchronous force application of all the clamping plates 21 in all directions by adopting one driving power supply, the synchronism is high, the utility model has simple structure, fewer parts and lower cost, the disassembly and assembly of maintenance are easier to carry out, the failure rate of the tray is reduced, and the service life of the tray can be greatly prolonged.

The foregoing is only a preferred embodiment of the present utility model, but the scope of the present utility model is not limited thereto, and any person skilled in the art, who is within the scope of the present utility model, should make equivalent substitutions or modifications according to the technical scheme of the present utility model and the inventive concept thereof, and should be covered by the scope of the present utility model.

Claims

1. The utility model provides a battery clamping fixture, includes frame, is located clamping mechanism (2) in frame (1) and installs in the actuating mechanism that is used for driving clamping mechanism (2) to press from both sides tightly of frame (1), its characterized in that: the frame (1) at least comprises a base (11), a front end plate (12), a rear end plate (13) and four guide rods (14), wherein two ends of the four guide rods (14) are respectively fixed on the front end plate (12) and the rear end plate (13); the clamping mechanism (2) at least comprises a plurality of clamping plates (21), wherein the clamping plates (21) are in sliding connection with the guide rods (14) and can slide along the axial directions of the four guide rods (14); the driving mechanism comprises a first screw rod structure (31), a second screw rod structure (32), a chain wheel chain unit (33) and a driving motor, wherein the first screw rod structure (31) and the second screw rod structure (32) are respectively arranged at the left side and the right side of the frame, one end of the first screw rod structure (31) and one end of the second screw rod structure (32) are fixedly connected with the base (11) and the clamping plate (21), the other end of the first screw rod structure is mutually connected through the chain wheel chain unit (33), the chain wheel chain unit (33) is arranged on the front end plate (12), the driving motor (34) is connected with the chain wheel chain unit (33), and drives the chain wheel chain unit (33) to drive the first screw rod structure (31) and the second screw rod structure (32) to synchronously work, so that the clamping mechanism (2) is driven to move along the guide rod (14) to adjust the distance between the clamping plates (21).

2. The battery clamping jig according to claim 1, wherein: the first screw rod structure (31) comprises a first screw rod (311), a first nut in matched and screwed connection with the first screw rod (311), and a first corrugated pipe (313), wherein the first corrugated pipe (313) is sleeved outside the first screw rod (311).

3. The battery clamping jig according to claim 2, wherein: the second screw rod structure (32) comprises a second screw rod (321), a second nut which is in matched and threaded connection with the second screw rod (321), and a second corrugated pipe (323), and the second corrugated pipe (323) is sleeved outside the second screw rod (321).

4. A battery clamping fixture according to claim 3, wherein: sprocket chain unit (33) include bearing (330), install main gear (331) on bearing (330), be located first pinion (332) of main gear (331) both sides, second pinion (333), and first rack (334) and second rack (335), first pinion (332) are connected with first lead screw (311), second pinion (333) with second lead screw (321) are connected, first rack (333) tensioning is in on main gear (331) and first pinion (332), second rack (335) tensioning is in on main gear (331) and second pinion (333), driving motor (34) drive bearing (330), through the rotation of first rack (334) and second rack (335) drive first pinion (332), second pinion (333) rotate, thereby drive first lead screw (311) and second lead screw (321) rotate.

5. The battery clamping jig according to any one of claims 1 to 4, wherein: the frame (1) further comprises a pressing plate (15), the pressing plate (15) is close to the front end plate (12) and is parallel to the front end plate (12), the pressing plate (15) is connected with a first clamping plate (21) close to the front end plate (12), and four guide rods (14) penetrate through the pressing plate (15) and are respectively fixed on the front end plate (12) and the rear end plate (13) at two ends.

6. The battery clamping jig according to any one of claims 1 to 4, wherein: the clamping mechanism (2) further comprises a plurality of adjusting units (22) for adjusting the distance between the clamping plates (21), wherein the clamping plates (21) are connected through the adjusting units (22) and are used for adjusting the axial distance between the adjacent clamping plates (21) along the guide rod (14) so as to clamp the battery.

7. The battery clamping jig according to any one of claims 1 to 4, wherein: the device also comprises a plurality of bushings, wherein the bushings are arranged at the contact positions of the four guide rods (14) and the front end plate (12), and/or the contact positions of the guide rods (14) and the rear end plate (13), and/or the contact positions of the guide rods (14) and the compression plates (15).

8. The battery clamping jig according to claim 7, wherein: the lining is made of teflon, PEEK or UPE; or a metallic material.