CN114905159A

CN114905159A - Power battery explosion-proof piece finishing impression device

Info

Publication number: CN114905159A
Application number: CN202210632194.1A
Authority: CN
Inventors: 杨亚涛; 乐庸辉; 陶凯; 高峰
Original assignee: Shenzhen Dade Laser Technology Co ltd
Current assignee: Shenzhen Dade Laser Technology Co ltd
Priority date: 2022-06-07
Filing date: 2022-06-07
Publication date: 2022-08-16

Abstract

The application relates to the technical field of power battery processing, in particular to a precision engraving device for a power battery explosion-proof piece, which comprises a laser engraving table, a laser engraving frame and a laser engraving machine head, wherein the laser engraving frame is arranged on the laser engraving table, the laser engraving machine head is arranged on the laser engraving frame, and the laser engraving machine head is used for engraving nicks on the explosion-proof piece; the laser engraving machine comprises a laser engraving table, a conveyor and a plurality of material carrying seats, wherein the conveyor and the material carrying seats are installed at the top of the laser engraving table, the material carrying seats are installed on the conveyor and used for mounting an explosion-proof sheet, and the conveyor is used for conveying the explosion-proof sheet to the position of a laser engraving machine head to perform indented engraving work. This application adopts the conveyer to carry out the transport and the change work of explosion-proof piece, can save a large amount of manpower and materials, can improve the machining efficiency of explosion-proof piece simultaneously.

Description

Power battery explosion-proof piece finishing impression device

Technical Field

The application relates to a power battery processing technology field especially relates to a power battery explosion-proof piece engraving and milling device.

Background

The battery explosion-proof piece is also called as an explosion-proof membrane. During the use of the power battery, the internal air pressure of the battery may be increased to exceed a safe value due to short circuit or other reasons, thereby causing potential hazards such as explosion. In order to reduce hidden danger as much as possible, the battery cover plate is generally provided with the explosion-proof sheet, the notch is formed in the explosion-proof sheet, the thickness of the explosion-proof sheet at the notch is smaller, when the internal air pressure of the battery exceeds a threshold value, the explosion-proof sheet can break from the notch, air is discharged in time, the air pressure is reduced, and explosion is avoided.

At present, in the process of producing the explosion-proof piece, most of factories need to place a single explosion-proof piece at the position of a laser engraving machine for engraving work of nicks, and after the engraving work of nicks is finished, the explosion-proof piece needs to be manually replaced. The processing mode needs to consume a large amount of manpower and material resources, and simultaneously, the processing efficiency of the explosion-proof sheet is also reduced. Therefore, further improvements can be made.

Disclosure of Invention

In order to improve the machining efficiency of explosion-proof piece, this application provides a power battery explosion-proof piece cnc engraving and milling device.

The application provides a pair of power battery explosion-proof piece cnc engraving and milling device adopts following technical scheme:

a power battery explosion-proof piece accurate engraving device comprises a laser engraving table, a laser engraving frame arranged on the laser engraving table and a laser engraving machine head arranged on the laser engraving frame, wherein the laser engraving machine head is used for engraving scores of explosion-proof pieces; the laser engraving machine is characterized in that a conveyor and a plurality of material carrying seats are installed at the top of the laser engraving table, the material carrying seats are installed on the conveyor and used for mounting an explosion-proof sheet, and the conveyor is used for conveying the explosion-proof sheet to the position of a laser engraving machine head to perform indented engraving work.

Through adopting above-mentioned technical scheme, in carving the course of working to the explosion-proof piece, the workman at first installs the explosion-proof piece in year material seat at the material loading end of conveyer, then the conveyer carries the explosion-proof piece to laser engraving head position department and carries out the sculpture work of nick. And after the engraving work is finished, the conveyor continuously conveys the scored and engraved explosion-proof sheets to the discharging end for discharging. In whole course of working, adopt the conveyer to carry out the transport and the change work of explosion-proof piece, can save a large amount of manpower and materials, can improve the machining efficiency of explosion-proof piece simultaneously.

Optionally, a supporting platform, a supporting net rack and a vibration driving unit are mounted at the position, close to the blanking end, of the conveyor; the supporting net rack is arranged on a supporting platform, and the supporting platform is used for supporting the explosion-proof sheets falling from the blanking end of the conveyor; and the vibration driving unit is used for controlling the bearing net rack to carry out vibration blanking towards the blanking end direction far away from the conveyor.

Through adopting above-mentioned technical scheme, accomplish the glyptic explosion-proof piece of nick and hold the dropping to the bearing rack through the unloading of conveyer, the vibration drive unit drive bearing rack vibrates this moment, makes the explosion-proof piece can carry out the vibration unloading on the bearing rack. Meanwhile, in the process of carving the explosion-proof sheet by the laser carving head, oxide particles are easily generated on the explosion-proof sheet, and the oxide particles are easily attached to the explosion-proof sheet. In the process of the blanking of the explosion-proof piece during vibration, the bearing net rack can vibrate and drop the oxide particles attached to the explosion-proof piece, so that the subsequent processing work of the explosion-proof piece is facilitated.

Optionally, two groups of swing rods are hinged to the top of the supporting platform, the two groups of swing rods are respectively installed on the front side and the rear side of the supporting platform, and each group of swing rods at least comprises two swing rods; the front side and the rear side of the bottom of the bearing net rack are respectively supported and hinged at the tops of the two groups of swing rods; the vibration driving unit comprises a vibration sliding seat, a vibration cylinder and a vibration pull rod; the vibration cylinder is used for driving the vibration sliding seat to horizontally and transversely slide; one end of the vibration pull rod is hinged to the vibration sliding seat, and the other end of the vibration pull rod is hinged to the middle position of the swing rod.

Through adopting above-mentioned technical scheme, at the in-process that carries out vibration unloading to the explosion proof piece, the vibrating cylinder pulling vibration slide carries out reciprocating motion along the horizontal direction, makes vibrating cylinder pulling pendulum rod rotate, and then makes the bearing rack vibrate to drive the explosion proof piece and carry out vibration unloading.

Optionally, the swing rod comprises a first sub-cylinder, a second sub-cylinder and a buffer spring; the bottom of the first separating drum is hinged to the bearing platform; the bottom of the second sub-cylinder is inserted into the top of the first sub-cylinder in a sliding manner, and the bearing net rack is hinged and supported to the top of the second sub-cylinder; the buffer spring is arranged in the first sub-cylinder, and the bottom of the second sub-cylinder is supported on the buffer spring.

Through adopting above-mentioned technical scheme, perhaps carry out the vibration process at the bearing rack when explosion-proof piece drops on to the bearing rack, buffer spring can carry out the shock attenuation processing to the striking between explosion-proof piece and the bearing rack, can effectively protect the explosion-proof piece.

Optionally, the material loading seat is provided with an installation groove for installing the explosion-proof sheet, and a bearing flange for supporting and installing the explosion-proof sheet is arranged in the installation groove; and an ejection sliding block is arranged in the bearing flange in a sliding manner along the height direction of the bearing flange and is used for ejecting the explosion-proof sheet in an impacting manner.

Through adopting above-mentioned technical scheme, carrying out the laser sculpture in-process to the explosion-proof piece, the oxide granule that part produced can splash to the mounting groove border position of carrying the material seat at random, makes the explosion-proof piece chucking easily in the mounting groove, and the explosion-proof piece is difficult to carry out the automation at the unloading end of conveyer this moment and drops. When the material loading seat is conveyed to the downward position, the ejection sliding block slides downwards to vibrate and drop the explosion-proof sheet.

Optionally, an ejection slide rail is mounted at the bottom of the mounting groove, and the ejection slide rail extends towards the notch of the mounting groove; one end of the ejection slide rail, which is close to the notch of the mounting groove, is provided with a limiting block; the ejection sliding block comprises a first section of ejection block and a second section of ejection block; the first section of ejection block is slidably mounted on the ejection slide rail, and the top of the first section of ejection block can move out of the top surface of the bearing flange; the second section of ejection block is slidably mounted on the first section of ejection block, and the top of the second section of ejection block can move out of the top surface of the first section of ejection block.

Through adopting above-mentioned technical scheme, at the in-process that drops in the striking of carrying out the explosion-proof piece, first section ejecting block and the ejecting slider of second piece all can slide and strike the explosion-proof piece along ejecting slide rail to carry out the unloading with the ejecting material seat of carrying of explosion-proof piece and dropping to the bearing rack. Meanwhile, the second ejection block can impact the first ejection block through the limiting slide block to form two sections of impact effects, and falling of the explosion-proof sheet is facilitated.

Optionally, a strip-shaped running groove is integrally formed in the second section ejection block, and an impact block is slidably arranged in the running groove.

Through adopting above-mentioned technical scheme, at the in-process that drops of striking to the explosion-proof piece, the striking piece can slide the striking at the running inslot to further improve the striking dynamics to the explosion-proof piece.

Optionally, an anti-falling net is installed right below the conveyor, and the anti-falling net is arranged in a downward inclination manner from a discharging end of the conveyor to a feeding end of the conveyor; prevent installing under the screen dropping and be used for collecting the waste material groove of waste materials such as the produced oxide granule of sculpture process, just waste material groove extends to bearing rack below position.

Through adopting above-mentioned technical scheme, in carrying out the course of working to the explosion-proof piece, the net that falls can intercept the explosion-proof piece that drops outside the conveyer carelessly, makes the explosion-proof piece that drops can be collected in the material loading end below position of conveyer. Meanwhile, the waste material groove can collect waste materials such as oxide particles generated in the carving process, and workers can conveniently perform centralized treatment on the waste materials.

Optionally, a smoke exhaust fan and a smoke exhaust pipe are installed on the laser engraving table, one end of the smoke exhaust pipe is connected to the smoke exhaust fan, and the other end of the smoke exhaust pipe is installed on the laser engraving machine head.

Through adopting above-mentioned technical scheme, carving the in-process to the explosion-proof piece, the smoke ventilator can carry out the suction through the smoke pipe with the smoke and dust that produces and handle, can reduce the suction volume of operation workman to the smoke and dust to ensure operation workman's personal health.

Optionally, the smoke extraction pipe comprises a soft pipe section and a hard pipe section; the laser engraving machine head is provided with a pipe seat, and the hard pipe section is slidably arranged on the pipe seat; the pipe seat is in threaded connection with a locking screw for locking the hard pipe section; one end of the soft pipe section is connected with the smoke exhaust fan, and the other end of the soft pipe section is connected with the hard pipe section.

Through adopting above-mentioned technical scheme, at the in-process of installation smoke extraction pipe, the workman can adjust the mounted position of hard pipe section to adjust the position of suitable convulsions with hard pipe section.

In summary, the present application includes at least one of the following beneficial technical effects:

1. in the process of carving the explosion-proof piece, a worker firstly installs the explosion-proof piece on the material loading seat at the material loading end of the conveyor, and then the conveyor conveys the explosion-proof piece to the laser carving machine head for carving scores. And after the engraving work is finished, the conveyor continuously conveys the scored and engraved explosion-proof sheets to the discharging end for discharging. In the whole processing process, the conveyor is adopted for conveying and replacing the anti-explosion sheet, so that a large amount of manpower and material resources can be saved, and meanwhile, the processing efficiency of the anti-explosion sheet can be improved;

2. the engraved anti-explosion piece of completion nick falls to the bearing rack through the unloading end of conveyer, and the vibration drive unit drive bearing rack vibrates this moment, makes the anti-explosion piece can vibrate the unloading on the bearing rack. Meanwhile, in the process of carving the explosion-proof sheet by the laser carving head, oxide particles are easily generated on the explosion-proof sheet, and the oxide particles are easily attached to the explosion-proof sheet. In the blanking process of the explosion-proof sheet in the vibration process, the bearing net rack can vibrate and drop oxide particles attached to the explosion-proof sheet, so that the subsequent processing work of the explosion-proof sheet is facilitated;

3. in the process of carrying out vibration unloading to the explosion-proof piece, vibrating cylinder pulling vibration slide carries out reciprocating motion along the horizontal direction, makes vibrating cylinder pulling pendulum rod rotate, and then makes the bearing rack vibrate to drive the explosion-proof piece and carry out vibration unloading.

Drawings

Fig. 1 is a schematic overall structure diagram of an embodiment of the present application.

Fig. 2 is a view showing the supporting rack and the vibration driving unit on the supporting table.

Fig. 3 is a view for showing a specific structure of the swing link.

Fig. 4 is a view for showing the working state of the ejection slide when the material loading seat is in an upward state.

Fig. 5 is a view for showing the operation state of the ejection slide block when the material loading seat is in a downward state.

Description of reference numerals:

1. a laser engraving station; 11. a smoke exhaust fan; 12. a smoke extraction pipe; 121. a hose section; 122. a hard pipe section; 13. a tube holder; 14. locking the screw; 2. a laser engraving frame; 21. a first linear sliding table module; 22. a second linear sliding table module; 23. a laser seat; 3. a laser engraving machine head; 4. a conveyor; 5. a material loading seat; 51. mounting grooves; 52. supporting the flange; 53. ejecting the sliding rail; 531. a limiting block; 54. ejecting out the sliding block; 541. a first section of ejection block; 5411. a first slide hole; 5412. a countersunk groove; 5413. a limiting chute; 5414. a limiting slide block; 542. a second section of ejection block; 5421. a second slide hole; 5422. a running groove; 5423. an impact block; 61. a support platform; 62. supporting the net rack; 63. a swing rod; 631. a first split cylinder; 632. a second cylinder; 633. a buffer spring; 64. a transverse connecting rod; 65. a longitudinal link; 66. a vibration driving unit; 661. vibrating the slide; 662. a vibration cylinder; 663. vibrating the pull rod; 664. vibrating the slide rail; 7. preventing the net from falling; 8. a waste chute.

Detailed Description

The present application is described in further detail below with reference to figures 1-5.

The embodiment of the application discloses power battery explosion-proof piece cnc engraving and milling device.

Referring to fig. 1, the power battery explosion-proof piece fine engraving device comprises a laser engraving table 1, a laser engraving frame 2 and a laser engraving machine head 3; wherein, laser engraving head 3 is installed in laser engraving frame 2, and laser engraving frame 2 is installed in the top of laser engraving platform 1.

The conveyor 4 is installed at the top of the laser engraving table 1, and the conveyor 4 is located below the laser engraving frame 2. Specifically, in this embodiment, the conveyor 4 is a chain scraper conveyor horizontally arranged, and the conveyor 4 crosses the laser engraving frame 2 from left to right for conveying, at this time, the left end of the conveyor 4 is a feeding end, and the right end of the conveyor 4 is a discharging end. A plurality of material loading seats 5 are installed on the conveyor 4, each material loading seat 5 is installed on the chain plate at intervals, and each material loading seat 5 is used for supporting and installing an explosion-proof sheet.

In the process of carving the explosion-proof sheet, a worker firstly installs the explosion-proof sheet on the material loading seat 5 at the material loading end of the conveyor 4, and then the conveyor 4 conveys the explosion-proof sheet to the laser carving machine head 3 for nicking carving. And after the engraving work is finished, the conveyor 4 continues to convey the scored and engraved explosion-proof sheets to the discharging end for discharging. In whole course of working, adopt conveyer 4 to carry out the transport and the change work of explosion-proof piece, can save a large amount of manpower and materials, can improve the machining efficiency of explosion-proof piece simultaneously.

Specifically, in this embodiment, the laser engraving frame 2 includes a first linear sliding table module 21 and a second linear sliding table module 22, and the laser engraving machine head 3 is installed on the second linear sliding table module 22. Wherein, the quantity of first linear slip table module 21 is two, and two first linear slip table modules 21 set up along horizontal interval, and two first linear slip table modules 21 all along vertically installing in 1 top of laser engraving table. The quantity of second sharp slip table module 22 is one, and second sharp slip table module 22 is installed between two first straight line slip table modules 21, and second sharp slip table module 22 both ends all are fixed in the slip table of two first straight line slip table modules 21, makes first straight line slip table module 21 can drive laser engraving head 3 through drive second sharp slip table module 22 and move the sculpture along vertically. Second sharp slip table module 22 sets up along horizontal level, is fixed with laser seat 23 on the slip table of second sharp slip table module 22, and laser engraving head 3 is installed in laser seat 23, makes second sharp slip table module 22 can drive laser engraving head 3 along transversely moving the sculpture.

In the process of engraving the explosion-proof sheet, the first linear sliding table module 21 and the second linear sliding table module 22 can respectively control the laser engraving machine head 3 to move along the longitudinal direction and the transverse direction so as to complete the engraving work of the explosion-proof sheet.

In this embodiment, the laser engraving station 1 is provided with a smoke exhaust fan 11, a smoke exhaust pipe 12 and a smoke exhaust hood. Wherein, the smoke exhaust fan 11 is fixedly arranged at the top of the top frame engraving table. The smoke extraction pipe 12 comprises a hose section 121 and a hard pipe section 122, wherein the hard pipe section 122 is arranged on the laser base 23; the rigid tube section 122 is connected at one end to the smoke extractor 11 and at the other end to the flexible tube section 121. The smoke exhausting hood is installed at one end of the hard pipe section 122 far away from the hose section 121, and in the process of engraving the explosion-proof sheet, the smoke exhausting fan 11 can suck the generated smoke dust through the smoke exhausting pipe 12, so that the suction amount of the smoke dust by operators can be reduced, and the personal health of the operators can be guaranteed.

Specifically, in this embodiment, the tube seat 13 is installed on the laser seat 23, the adjusting slide hole is formed in the tube seat 13, and the adjusting slide hole is matched with the outer diameter of the hard tube section 122, so that the hard tube section 122 can be slidably inserted into the adjusting slide hole, and a worker can adjust the installation position of the hard tube section 122 to adjust the hard tube section 122 to a position suitable for air draft. The pipe seat 13 is further connected with a locking screw 14 in a threaded manner, and after the installation position of the hard pipe section 122 is adjusted, the locking screw 14 is tightened to lock and fix the hard pipe section 122.

In this embodiment, a supporting table 61, a supporting net frame 62 and a vibration driving unit 66 are installed on the right side of the conveyor 4; wherein, bearing rack 62 installs in bearing platform 61 top, and bearing rack 62's top surface is less than conveyer 4, and bearing rack 62 left side extends to conveyer 4 right-hand member below position. The vibration driving units 66 are all installed on the top of the supporting platform 61, and the vibration driving units 66 are used for controlling the supporting net rack 62 to perform vibration blanking towards the direction away from the blanking end of the conveyor 4.

When conveyer 4 carries the explosion-proof piece that accomplishes the nick sculpture to conveyer 4's unloading end position department, conveyer 4 can be emptyd the explosion-proof piece on carrying material seat 5 to bearing rack 62. At this time, the vibration driving unit 66 drives the support rack 62 to vibrate, so that the explosion-proof sheet can be vibrated and fed onto the support rack 62. Meanwhile, in the process of engraving the explosion-proof sheet by the laser engraving machine head 3, oxide particles are easily generated on the explosion-proof sheet, and the oxide particles are easily attached to the explosion-proof sheet. In the process of the process unloading of explosion-proof piece vibration, bearing rack 62 can vibrate the attached oxide granule on the explosion-proof piece and drop, the processing work of subsequent explosion-proof piece of being convenient for.

Referring to fig. 2, specifically, two sets of swing rods 63 are hinged to the top of the supporting platform 61, the two sets of swing rods 63 are respectively disposed on the front and rear sides of the supporting platform 61, and the two sets of swing rods 63 are disposed oppositely. In the present embodiment, the number of the swing links 63 in each group of the swing links 63 is two, the two swing links 63 in the same group are arranged at intervals along the horizontal direction, and the swing links 63 in the two groups of the swing links 63 are arranged in a one-to-one manner. In other embodiments, the number of the swing links 63 in each set of swing links 63 may be three, four, etc. Different swing rods 63 are arranged in parallel, the supporting net rack 62 is supported and installed at the tops of the two groups of swing rods 63, and the tops of the swing rods 63 are hinged and supported at the bottom of the supporting net rack 62.

A transverse connecting rod 64 is arranged between the two swing rods 63 in the same group, the transverse connecting rod 64 is horizontally arranged, and two ends of the transverse connecting rod 64 are respectively hinged with the two corresponding swing rods 63, so that the two swing rods 63 in the same group can swing in a linkage manner through the transverse connecting rod 64. A longitudinal connecting rod 65 is installed between the two oppositely arranged swing rods 63, and two ends of the longitudinal connecting rod 65 are respectively and fixedly connected to the two corresponding swing rods 63, so that the two oppositely arranged swing rods 63 can synchronously swing through the longitudinal connecting rod 65.

Specifically, in the present embodiment, the vibration driving unit 66 includes a vibration slide 661, a vibration cylinder 662, and a vibration rod 663; wherein, the top of the supporting platform 61 is provided with a vibrating slide rail 664 at the position close to the front group of swing rods 63, and the vibrating slide rail 664 is horizontally arranged. The oscillating slide block 661 is slidably attached to the oscillating slide rail 664, and the oscillating slide block 661 is slidably attached to the support base 61 in the horizontal direction. The vibration cylinder 662 is horizontally installed at the top of the supporting platform 61, and the piston end of the vibration cylinder 662 is connected to the vibration sliding table to control the vibration sliding base 661 to reciprocate along the horizontal direction. One end of a vibration pull rod 663 is hinged to the vibration sliding seat 661, and the other end of the vibration pull rod 663 is hinged to the swing rod 63, so that the vibration cylinder 662 pulls the swing rod 63 to rotate, and further the bearing net rack 62 can vibrate to perform vibration blanking on the explosion-proof piece.

Referring to fig. 3, in particular, in the present embodiment, the swing link 63 includes a first sub cylinder 631, a second sub cylinder 632, and a buffer spring 633; wherein, the bottom of the first sub-cylinder 631 is hinged with the vibration slide 661; the bottom of the second sub-cylinder 632 is slidably inserted into the top of the first sub-cylinder 631; the damping spring 633 is installed in the first sub-cylinder 631, and the damping spring 633 is supported at the bottom inside the first sub-cylinder 631 and at the top against the second sub-cylinder 632. The holding frame 62 is hingedly supported on top of the second cylinder 632. When the rupture disk dropped to on the bearing rack 62 or at the bearing rack 62 in-process that vibrates, buffer spring 633 can carry out shock attenuation processing to the striking between rupture disk and the bearing rack 62, can effectively protect the rupture disk.

Referring to fig. 4, in the present embodiment, a mounting groove 51 is formed at the top of the material loading seat 5 for placing and mounting the explosion-proof sheet. A support flange 52 is integrally formed in the mounting groove 51 for supporting and mounting the explosion-proof sheet.

In this embodiment, the mounting groove 51 is fixed with an ejecting slide rail 53, an ejecting slide block 54 is slidably disposed on the ejecting slide rail 53, and the top of the ejecting slide block 54 can slide out of the top surface of the supporting flange 52.

In the laser engraving process of the explosion-proof sheet, part of generated oxide particles can randomly splash to the edge position of the mounting groove 51 of the loading seat 5, the explosion-proof sheet is easily clamped in the mounting groove 51, and the explosion-proof sheet cannot automatically drop at the discharging end of the conveyor 4 easily. When the carrier 5 is conveyed to the downward position, the ejector slide 54 slides downward to shake off the explosion-proof sheet.

Referring to fig. 4 and 5, in particular, the ejecting slide rail 53 is in a shape of a circular shaft, the ejecting slide rail 53 is located in the supporting flange 52, and the ejecting slide rail 53 is perpendicular to the bottom of the mounting groove 51. The top of the ejection slide rail 53 is integrally formed with a limiting block 531 in a shape of a circular cake, and the limiting block 531 and the ejection slide rail 53 are coaxially arranged.

The ejection slider 54 includes a first-stage ejection block 541 and a second-stage ejection block 542 in a discoid shape. The first section of the ejection block 541 is provided with a first sliding hole 5411, and the aperture of the first sliding hole 5411 is matched with the outer diameter of the ejection sliding shaft, so that the first section of the ejection block 541 can be slidably disposed on the ejection sliding rail 53. The top of the first section of the ejection block 541 is provided with a countersunk groove 5412, the countersunk groove 5412 and the first slide hole 5411 are coaxially arranged, the inner contour of the countersunk groove 5412 is larger than the outer contour of the limit block 531, the depth of the countersunk groove 5412 is larger than the height of the limit block 531, and when the material loading seat 5 is rotated to the downward position, the limit block 531 can be completely countersunk into the countersunk groove 5412, so that the top of the first section of the ejection block 541 can slide out of the top surface of the bearing flange 52 to eject the explosion-proof sheet by impact.

A second sliding hole 5421 is formed in the second section of ejection block 542, and the aperture of the second sliding hole 5421 is matched with the outer diameter of the first section of ejection block 541, so that the second section of ejection block 542 can be slidably sleeved on the periphery of the first section of ejection block 541. Both sides of the outer peripheral surface of the first section of the ejection block 541 are provided with limiting sliding grooves 5413, the limiting sliding grooves 5413 extend along the height direction of the first section of the ejection block 541, and both ends of the limiting sliding grooves 5413 do not penetrate through the first section of the ejection block 541. A limiting sliding block 5414 is arranged in the limiting sliding groove 5413 in a sliding manner, and the limiting sliding block 5414 is fixed on the inner side of the second section of ejection block 542 so as to limit and control the sliding stroke of the second section of ejection block 542. And when the second section of ejecting block 542 moves towards the notch of the mounting groove 51, the top of the second section of ejecting block 542 can move out of the top surface of the first section of ejecting block 541 to perform a second-section impact on the explosion-proof sheet.

In the process of striking and falling off the explosion-proof sheet, the first section of the ejection block 541 and the second section of the ejection slide block 54 can slide along the ejection slide rail 53 to strike the explosion-proof sheet, so as to eject the explosion-proof sheet out of the material carrying seat 5 and fall to the bearing net rack 62 for blanking. Meanwhile, the second ejection block can collide with the first ejection block through the limiting sliding block 5414 to form two-section collision effect, which is beneficial to falling off of the explosion-proof piece.

In this embodiment, a plurality of running grooves 5422 are integrally formed in the second-stage ejector block 542, and a striking block 5423 is slidably disposed in each running groove 5422.

Specifically, a plurality of running grooves 5422 are uniformly arranged around the axis of the second ejection block at intervals, and two sections of each running groove 5422 do not penetrate through the second ejection block 542. In this embodiment, the striking block 5423 is a steel ball, and in other embodiments, the striking block 5423 may be a solid iron ball or the like. In the process of striking and falling off the explosion-proof piece, the striking block 5423 can perform sliding striking in the running groove 5422 to further improve the striking strength on the explosion-proof piece.

Referring to fig. 1, in the present embodiment, an anti-falling net 7 is installed right below the conveyor 4, the anti-falling net 7 is disposed to be inclined downward from the left of the right box, and the anti-falling net 7 extends to a position below the feeding end of the conveyor 4. In the process of processing the explosion-proof sheet, the anti-falling net 7 can intercept the explosion-proof sheet which falls out of the conveyor 4 carelessly, so that the falling explosion-proof sheet can be collected at the position below the feeding end of the conveyor 4.

Prevent that blanking net 7 is under the position still installs waste tank 8, waste tank 8 just to conveyer 4, and 8 right-hand members of waste tank extend to bearing rack 62 below position department to waste materials such as the oxide granule that drop on conveyer 4 and the bearing rack 62 are collected, so that the follow-up centralized processing that carries out of workman.

The embodiments of the present invention are preferred embodiments of the present application, and the protection scope of the present application is not limited thereby, wherein like parts are denoted by like reference numerals. Therefore: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. The utility model provides a power battery explosion-proof piece cnc engraving and milling device which characterized in that: the laser engraving machine comprises a laser engraving table (1), a laser engraving frame (2) arranged on the laser engraving table (1) and a laser engraving machine head (3) arranged on the laser engraving frame (2), wherein the laser engraving machine head (3) is used for engraving scores of explosion-proof sheets; conveyer (4) and a plurality of material seat (5) of carrying are installed to laser engraving platform (1) top, and are a plurality of carry material seat (5) and all install in conveyer (4) and be used for supplying the explosion-proof piece to install, conveyer (4) are used for carrying the explosion-proof piece to laser engraving head (3) position department and carry out the sculpture work of nick.

2. The engraving and milling device for the explosion-proof piece of the power battery as claimed in claim 1, wherein: a bearing platform (61), a bearing net rack (62) and a vibration driving unit (66) are arranged at the position, close to the blanking end, of the conveyor (4); the bearing net rack (62) is arranged on a bearing platform (61), and the bearing platform (61) is used for bearing the anti-explosion sheet falling from the blanking end of the conveyor (4); the vibration driving unit (66) is used for controlling the bearing net rack (62) to carry out vibration blanking towards the direction of the blanking end far away from the conveyor (4).

3. The engraving and milling device for the explosion-proof piece of the power battery as claimed in claim 2, wherein: two groups of swing rods (63) are hinged to the top of the bearing platform (61), the two groups of swing rods (63) are respectively installed on the front side and the rear side of the bearing platform (61), and each group of swing rods (63) at least comprises two swing rods (63); the front side and the rear side of the bottom of the bearing net rack (62) are respectively supported and hinged at the tops of the two groups of swing rods (63); the vibration driving unit (66) comprises a vibration sliding seat (661), a vibration air cylinder (662) and a vibration pull rod (663); the vibrating air cylinder (662) is used for driving the vibrating sliding seat (661) to slide along the horizontal transverse direction; one end of the vibration pull rod (663) is hinged to the vibration sliding seat (661), and the other end is hinged to the middle position of the swing rod (63).

4. The engraving and milling device for the explosion-proof piece of the power battery as claimed in claim 3, wherein: the swing rod (63) comprises a first sub cylinder (631), a second sub cylinder (632) and a buffer spring (633); the bottom of the first sub-cylinder (631) is hinged to a bearing platform (61); the bottom of the second sub-cylinder (632) is inserted into the top of the first sub-cylinder (631) in a sliding manner, and the bearing net rack (62) is hinged and supported to the top of the second sub-cylinder (632); the buffer spring (633) is installed in the first sub-cylinder (631), and the bottom of the second sub-cylinder (632) is supported on the buffer spring (633).

5. The engraving and milling device for the explosion-proof sheet of the power battery as claimed in claim 2, wherein: an installation groove (51) for installing the explosion-proof sheet is formed in the material loading seat (5), and a bearing flange (52) for supporting and installing the explosion-proof sheet is arranged in the installation groove (51); an ejection sliding block (54) is arranged in the bearing flange (52) in a sliding mode along the height direction of the bearing flange, and the ejection sliding block (54) is used for ejecting the explosion-proof piece in an impacting mode.

6. The engraving and milling device for the explosion-proof piece of the power battery as claimed in claim 5, wherein: an ejection sliding rail (53) is arranged at the bottom of the mounting groove (51), and the ejection sliding rail (53) extends towards the direction of the notch of the mounting groove (51); a limiting block (531) is arranged at one end, close to the notch of the mounting groove (51), of the ejection sliding rail (53); the ejection slider (54) comprises a first section ejection block (541) and a second section ejection block (542); the first section of ejection block (541) is slidably mounted on an ejection slide rail (53), and the top of the first section of ejection block (541) can move out of the top surface of the bearing flange (52); the second section ejection block (542) is slidably mounted on the first section ejection block (541), and the top of the second section ejection block (542) can move out of the top surface of the first section ejection block (541).

7. The engraving and milling device for the explosion-proof piece of the power battery as claimed in claim 6, wherein: a strip-shaped running groove (5422) is integrally formed in the second-section ejection block (542), and an impact block (5423) is arranged in the running groove (5422) in a sliding mode.

8. The engraving and milling device for the explosion-proof piece of the power battery as claimed in claim 2, wherein: an anti-falling net (7) is arranged right below the conveyor (4), and the anti-falling net (7) is arranged from the discharging end of the conveyor (4) to the feeding end of the conveyor (4) in a downward inclined mode; prevent that screen (7) are under install and be used for collecting waste material such as the produced oxide granule of sculpture process silo (8), just silo (8) extend to bearing rack (62) below position.

9. The engraving and milling device for the explosion-proof piece of the power battery as claimed in claim 3, wherein: the laser engraving machine is characterized in that a smoke exhaust fan (11) and a smoke exhaust pipe (12) are installed on the laser engraving table (1), one end of the smoke exhaust pipe (12) is connected to the smoke exhaust fan (11), and the other end of the smoke exhaust pipe is installed on the laser engraving machine head (3).

10. The engraving and milling device for the explosion-proof piece of the power battery as claimed in claim 9, wherein: the smoke extraction pipe (12) comprises a hose section (121) and a hard pipe section (122); a pipe seat (13) is installed on the laser engraving machine head (3), and the hard pipe section (122) is installed on the pipe seat (13) in a sliding mode; the pipe seat (13) is in threaded connection with a locking screw (14) for locking the hard pipe section (122); one end of the hose section (121) is connected to the smoke exhaust fan (11), and the other end of the hose section is connected to the hard pipe section (122).