CN209035284U - A kind of lithium battery spring punching mould - Google Patents
A kind of lithium battery spring punching mould Download PDFInfo
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- CN209035284U CN209035284U CN201821577081.1U CN201821577081U CN209035284U CN 209035284 U CN209035284 U CN 209035284U CN 201821577081 U CN201821577081 U CN 201821577081U CN 209035284 U CN209035284 U CN 209035284U
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- spring
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- damping
- lithium battery
- fixed plate
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Abstract
The utility model provides a kind of lithium battery spring punching mould, including upper pressing plate arranged in parallel, press plate and mold fixed plate, more guide posts are fitted on upper pressing plate, press plate and mold fixed plate, the upper surface of upper pressing plate is equipped with die shank, and damping is equipped between press plate and mold fixed plate.Lithium battery provided by the utility model spring punching mould, structure is relatively simple, has thus saved the manufacturing cost and maintenance cost of mold.By installing damping between press plate and mold fixed plate, when punching machine imposes impact force to upper pressing plate by die shank, impact force is received, is cut down by damping, thus reduces the impact force being transferred on mold fixed plate, improves the stationarity of mould punching.
Description
Technical field
The utility model relates to lithium battery stamp processing and manufacturing technologies, use more specifically to a kind of lithium battery
Spring punching mould.
Background technique
Spring punching mould is a kind of widely used mold in the processing of lithium battery stamp, is especially applied in lithium electricity
It packs in film forming process in pond.
Currently, lithium battery spring punching mould on the market, structure is complicated mostly, manufacturing cost is high, so that maintenance process
It is inconvenient, further, since bounce is larger when spring forming mold backhaul, press plate fixed screw is rushed in order to reduce
It hits, generallys use spring shim and plastic part to realize, such fixed form, damping is unable to satisfy spring-loaded floating die apart from limited
The shock attenuation needs of big displacement in tool, therefore, with increasing for stamp number, the press plate for being installed on stamp spring inner is fixed
Screw is easily loosened and is broken, and eventually leads to mould invalidation.
Utility model content
The purpose of the utility model is to provide a kind of lithium battery spring punching mould, structure is simple, processes and modifies
It is convenient, solve the problems, such as loosened screw and fracture inside lower platen.
The utility model provides a kind of lithium battery spring punching mould, including upper pressing plate, the upper pressing plate it is upper
The central location on surface is equipped with the die shank to connect punching machine；
Further include in parallel be set to the upper pressing plate below mold fixed plate, in parallel be set to the upper pressing plate with it is described
Press plate between mold fixed plate, and fixed to connect the upper pressing plate, the press plate and the mold
More guide posts of plate；
It further include being installed between the press plate and the mold fixed plate, to work as upper binder described in punching machine punching press
When plate, it is capable of the damping of bumper and absorbing shock.
Preferably, the damping is specially two, and two dampings include screw, and are set in institute
The stamp spring and shockproof disconnected spring of screw are stated, the coefficient of stiffiness of the stamp spring is greater than the stubborn system of the shockproof disconnected spring
Number；
The press plate is equipped with the screwing through-hole that impenetrating thickness direction opens up, and the mold fixed plate is equipped with through thickness
Degree direction offers lower screwing through hole, and the screwing through-hole and the lower screwing through hole constitute the spiral shell to install the screw
Nail cavity body；
The bottom surface of the press plate offers front upper spring opening, and the upper bottom surface of the mold fixed plate offers lower spring
Hole, the front upper spring opening and the lower spring eye constitute the stamp spring cavity to install the stamp spring；
The bottom surface of the mold fixed plate is offered to break to accommodate screw head and the shockproof of the shockproof disconnected spring
Spring cavity.
Preferably, the damping is specially cylinder, and the piston rod of the cylinder is fixed in the press plate, described
The cylinder body of cylinder is fixed in the mold fixed plate.
Preferably, the damping is specially hydraulic cylinder, and the piston rod of the hydraulic cylinder is fixed in the press plate,
The cylinder body of the hydraulic cylinder is fixed in the mold fixed plate.
Preferably, the damping is specially air spring damper.
Preferably, the damping is specially macromolecule damping shock absorption pad.
Preferably, the macromolecule damping shock absorption pad is specially butyl rubber damping block.
Compared with above-mentioned background technique, the utility model provides a kind of lithium battery spring punching mould, including sets in parallel
Upper pressing plate, the press plate, mold fixed plate set, more between connection upper pressing plate, press plate and mold fixed plate
Guide post, the upper surface of upper pressing plate are equipped with die shank, damping are equipped between press plate and mold fixed plate.With it is existing
In technology, complicated lithium battery is compared with spring punching mould, lithium battery provided by the utility model spring stamp
Mold, structure is relatively simple, has thus saved the manufacture and maintenance cost of mold.By press plate and mold fixed plate it
Between damping is installed, when punching machine imposes impact force to upper pressing plate by die shank, impact force is received, is disappeared by damping
Subtract, so that damping spring from severe impact, reduces the impact force being transferred on mold fixed plate, significantly reduces mold
Vibration, improves the stationarity of mould punching, at the same time, solves the problems, such as that press plate screw is easily loosened and is broken.
In conclusion lithium battery provided by the utility model spring punching mould, structure is simple, runs smoothly, adds
Work and maintenance cost are low.
Detailed description of the invention
In order to illustrate the embodiment of the utility model or the technical proposal in the existing technology more clearly, below will be to embodiment
Or attached drawing needed to be used in the description of the prior art is briefly described, it should be apparent that, the accompanying drawings in the following description is only
It is the embodiments of the present invention, for those of ordinary skill in the art, without creative efforts, also
Other attached drawings can be obtained according to the attached drawing of offer.
Fig. 1 is the structural schematic diagram of lithium battery spring punching mould provided by the utility model；
Fig. 2 is the cross-sectional view that lithium battery spring punching mould is in when not stressing state in Fig. 1；
Fig. 3 is cross-sectional view when lithium battery spring punching mould is in maximum weighted state in Fig. 1.
Wherein, 1- upper pressing plate, 2- press plate, 3- mold fixed plate, 4- guide post, 5- screw, 6- stamp spring, 7- are anti-
Shake disconnected spring, 8- die shank.
Specific embodiment
The core of the utility model is to provide a kind of lithium battery spring punching mould, and structure is simple, processes and repairs
It is convenient, at low cost, stationarity is good, improve press plate fixed screw loosen and fracture the problem of.
It should be noted that the herein presented noun of locality " upper and lower, left and right, are indulged cross " direction refers in Fig. 1
Upper and lower, left and right, cross, longitudinal direction.The herein presented noun of locality is the usage with those skilled in the art and says
It is set up on the basis of bright book attached drawing, their appearance should not influence the protection scope of the utility model.
In order to make those skilled in the art more fully understand the utility model, with reference to the accompanying drawing and specifically
The utility model is described in further detail for embodiment.
Fig. 1, Fig. 2 and Fig. 3 are please referred to, Fig. 1 is the structure of lithium battery spring punching mould provided by the utility model
Schematic diagram；Fig. 2 is the cross-sectional view that lithium battery spring punching mould is in when not stressing state in Fig. 1；Fig. 3 is lithium battery in Fig. 1
Cross-sectional view when with spring punching mould in maximum weighted state.
The utility model provides a kind of lithium battery spring punching mould, including upper pressing plate 1, the upper table of upper pressing plate 1
Face is equipped with die shank 8, and die shank 8 is connected with punching machine, and punching machine applies stamping press, die shank 8 and upper pressure to upper pressing plate 1 by die shank 8
Welded connecting, or both is integrally formed between flitch 1.For considering for punching press stationarity is promoted, die shank 8 is preferably disposed to
The central location of 1 upper surface of pressure plate, due to 1 even density of upper pressing plate, symmetrical configuration, so, by setting die shank 8
In the central location of upper pressing plate 1, so that stamping press suffered everywhere in upper pressing plate 1 is impartial, mould is further ensured
Has traveling comfort.
Upper pressing plate 1 is arranged right below mold fixed plate 3, and mold fixed plate 3 is arranged in parallel with press plate 1, upper pressure
Press plate 2 is provided between flitch 1 and mold fixed plate 3, press plate 2 is set to underface and the mold of upper pressing plate 1
The surface of fixed plate 3, that is, upper pressing plate 1, press plate 2 and mold fixed plate 3 are longitudinally disposed, and vertical vertical along same
Face is forward and backward symmetrical, to ensure each plate uniform stressed.
Upper pressing plate 1, press plate 2 and mold fixed plate 3 are also fitted with more guide posts 4, to upper pressing plate 1 and lower binder
Plate 2 provides the effect of motion guide, and guide post 4 is specially four, and the circumferential direction along mold is uniformly arranged, that is, four guide posts 4 set up separately
In the four corners of mold.More specifically, the four corners of upper pressing plate 1, press plate 2 and mold fixed plate 3 offer guiding
Hole, the pilot hole coaxial arrangement of genesis analysis on upper pressing plate 1, press plate 2 and mold fixed plate 3, during installation, guide post 4
Upper pressing plate pilot hole, press plate pilot hole are passed sequentially through from top to bottom, in final inserting to mold fixed plate pilot hole.Respectively
The internal diameter of pilot hole is slightly larger than the outer diameter of guide post 4, that is, guide post 4 and each pilot hole clearance fit, so,
When 1 stress of upper pressing plate pushes, upper pressing plate 1 moves to the position of press plate 2 along four guide posts 4, then to pushing
Flitch 2 carries out punching press, and hereafter, upper pressing plate 1 is moved downward with press plate 2 along four guide posts 4 jointly, and guide post 4 plays guiding
Effect, it can be ensured that 2 longitudinal sliding motion of upper pressing plate 1 and press plate prevents movement warp.Certainly, the specific number of guide post 4
Amount and position, should set according to actual needs, be not construed as limiting herein.
It is also equipped with damping between press plate 2 and mold fixed plate 3, when punching machine passes through die shank 8 to upper pressing plate 1
Apply stamping press, to drive upper pressing plate 1 to move downward when, damping can receive and cut down shaking force, with reduce vibration
Mechanism stress, and then 3 stress of mold fixed plate is reduced, thus improve the robust motion of lithium battery spring punching mould.
In order to further enhance the lithium battery robust motion of spring punching mould, above-mentioned percussion mechanism can be arranged
It is two sets, two sets of percussion mechanisms are laterally arranged, that is, two sets of percussion mechanisms are divided into a left side for press plate 2 and mold fixed plate 3
Right two sides are arranged such, it can be ensured that upper pressing plate 1 and press plate 2 are smoothly moved.
Damping described above includes screw 5 and the stamp spring 6 being set on screw 5 and shockproof disconnected spring 7, stamp
Spring 6 plays buffering, damping, and shockproof disconnected spring 7 plays a part of to prevent screw 5 from loosening and being broken.For facilitating stamp bullet
What spring 6 and shockproof disconnected spring 7 were assembled and disassembled considers, and the coefficient of stiffiness of stamp spring 6 should be greater than the coefficient of stiffiness of shockproof disconnected spring 7.
Specifically, press plate 2 is offered along the perforative screwing through-hole of its thickness direction, and corresponding, mold is solid
Fixed board 3 is offered along the perforative lower screwing through hole of its thickness direction, screwing through-hole and the coaxial arrangement of screwing through-hole, screwing
Through-hole and lower screwing through hole constitute screw cavity, with mounting screw 5.In addition, the bottom surface of press plate 2 offers upper spring
Hole, which is set to the lower section of screwing through-hole, and is coaxially disposed with screwing through-hole.It is corresponding, mold fixed plate 3
Upper bottom surface offer lower spring eye, the lower spring eye be set to screwing through-hole top, and with lower screwing through hole be coaxially disposed.
Front upper spring opening and lower spring eye constitute stamp spring cavity, to install stamp spring 6.In addition, the bottom surface of mold fixed plate 3 is also
Offer shockproof disconnected spring cavity, the shockproof disconnected spring cavity be opened up from the bottom surface of mold fixed plate 3, extend to mold because
Inside fixed board 3, cross sectional shape be round or rectangle cavity, shockproof disconnected spring cavity is to accommodate screw head, half of screw
With shockproof disconnected spring 7.
In mounting screw 5, stamp spring 6 and shockproof disconnected spring 7, firstly, stamp spring 6 is installed on stamp spring cavity
In vivo；Secondly, shockproof disconnected spring 7 is installed in shockproof disconnected spring cavity body；Then, screw 5 is installed on screw from bottom to top
In cavity, so that the lower end of shockproof disconnected spring 7 and the end face of screw head offset, the upper end of shockproof disconnected spring 7 and shockproof disconnected bullet
The upper surface of spring cavity offsets；Finally, screw 5 is connect with 2 screw-threaded coupling of press plate.It should be noted that working as upper binder
When plate 1 is in force-free state, stamp spring 6 is micro compressive state, and shockproof disconnected spring 7 is compression state；Instantly binder
When plate 2 is moved downwardly at maximum displacement, stamp spring 6 is compression state, and shockproof disconnected spring 7 returns back to micro compression shape
State.
When punching machine applies impact force to upper pressing plate 1, the power that is hit of upper pressing plate 1 is moved down along guide post 4, until press plate
At 2 positions, press plate 2 is driven to move down along guide post 4, in the process, the decrement of stamp spring 6 is gradually increased, under reduction
While 2 movement velocity of pressure plate, play the role of buffering, damping.
After scouring depth, which reaches technique, to be required, punching machine snapback, the bounce of screw 5 and press plate 2 in stamp spring 6
Under effect, the high speed and huge bounce for resisting that press plate 2 moves are generated, at this point, shockproof 7 relaxed state of disconnected spring is gradually
It is compressed, in the process, can rapidly absorb the impact force of the generation of stamp spring 6, to be effectively protected screw 5, prevented
The only deformation of screw 5 or fracture.
In the first specific embodiment, above-mentioned damping is specially cylinder.During installation, by short screw by gas
The piston rod of cylinder is mounted in press plate 2, also, the cylinder body of cylinder is mounted on mold fixed plate 3 by short screw.This
Sample one, in upper pressing plate 1 and during moving downward and move upwards of press plate 2, piston rod is synchronous with press plate 2
Movement while playing cushioning effect, can promote upper pressing plate 1 and push since cylinder interior has the pneumatic circuit of balance
2 traveling comfort of flitch.
In second of specific embodiment, above-mentioned damping is specially hydraulic cylinder.During installation, the piston of hydraulic cylinder
Bar and cylinder body pass through short screw respectively and are fixed in press plate 2 and mold fixed plate 3, in upper pressing plate 1 and press plate 2
In movement, hydraulic cylinder can be alleviated vibration, be improved mold traveling comfort with the air pressure balance circuit of its inside.
In the third specific embodiment, above-mentioned damping is specially air spring damper, air spring damping
Device is hinged in press plate 2 and mold fixed plate 3 by pin shaft.Press plate 2 is in decline and uphill process, air spring
The connecting rod of damper can in company with 2 associated movement of press plate, in the process on, the spring inside air spring damper
Play reduction of speed and damping, 2 traveling comfort of press plate can be promoted.The structure of air spring damper and work are former
Reason can refer to the prior art, not reinflated herein.
In the 4th kind of specific embodiment, above-mentioned damping is specially macromolecule damping shock absorption pad, described herein
High molecular material refers to the high molecular material that crystallinity is not high or the degree of cross linking is not high, since elasticity is occurring for high molecular material
In-fighting with higher and there is biggish damping action during deformation, thus, it is possible to play the effect of damping.
Above-mentioned macromolecule damping shock absorption pad is specially butyl rubber damping mat, due to butyl rubber have high resiliency, compared with
High deformability can be shown under small external force, also, when butyl rubber is in contact with vibrating object, butyl rubber
Glue can absorb vibrational energy and heating so that vibration is damped effect, and then can subtract to convert kinetic energy into thermal energy
Light mechanical shock improves the stationarity of punching mould movement.
Lithium battery provided by the utility model is described in detail with spring punching mould above.It is used herein
Specific case is expounded the principles of the present invention and embodiment, and the explanation of above example is only intended to help
Understand the method and its core concept of the utility model.It should be pointed out that for those skilled in the art,
Under the premise of not departing from the utility model principle, several improvements and modifications can be made to this utility model, these improve and
Modification is also fallen into the protection scope of the utility model claims.
Claims (7)
1. a kind of lithium battery spring punching mould, which is characterized in that including upper pressing plate (1), the upper pressing plate (1) it is upper
The central location on surface is equipped with the die shank (8) to connect punching machine；
Further include the mold fixed plate (3) being set to below the upper pressing plate (1) in parallel, be set to the upper pressing plate (1) in parallel
Press plate (2) between the mold fixed plate (3), and to connect the upper pressing plate (1), the press plate
(2) and more guide posts (4) of the mold fixed plate (3)；
It further include being installed between the press plate (2) and the mold fixed plate (3), to work as upper pressure described in punching machine punching press
When flitch (1), it is capable of the damping of bumper and absorbing shock.
2. lithium battery according to claim 1 spring punching mould, which is characterized in that the damping is specially two
A, two dampings include screw (5), and are set in the stamp spring (6) and shockproof disconnected bullet of the screw (5)
Spring (7), the coefficient of stiffiness of the stamp spring (6) are greater than the coefficient of stiffiness of the shockproof disconnected spring (7)；
The press plate (2) is equipped with the screwing through-hole that impenetrating thickness direction opens up, and the mold fixed plate (3), which is equipped with, runs through
Thickness direction offers lower screwing through hole, and the screwing through-hole and the lower screwing through hole are constituted to install the screw
(5) screw cavity；
The bottom surface of the press plate (2) offers front upper spring opening, and the upper bottom surface of the mold fixed plate (3) offers lower bullet
Spring hole, the front upper spring opening and the lower spring eye constitute the stamp spring cavity to install the stamp spring (6)；
The bottom surface of the mold fixed plate (3) is offered to accommodate the shockproof of screw head and the shockproof disconnected spring (7)
Disconnected spring cavity.
3. lithium battery according to claim 1 or 2 spring punching mould, which is characterized in that the damping is specific
For cylinder, the piston rod of the cylinder is fixed in the press plate (2), and the cylinder body of the cylinder is fixed in the mold and fixes
Plate (3).
4. lithium battery according to claim 1 or 2 spring punching mould, which is characterized in that the damping is specific
For hydraulic cylinder, the piston rod of the hydraulic cylinder is fixed in the press plate (2), and the cylinder body of the hydraulic cylinder is fixed in the mould
Have fixed plate (3).
5. lithium battery according to claim 1 or 2 spring punching mould, which is characterized in that the damping is specific
For air spring damper.
6. lithium battery according to claim 1 or 2 spring punching mould, which is characterized in that the damping is specific
For macromolecule damping shock absorption pad.
7. lithium battery according to claim 6 spring punching mould, which is characterized in that the macromolecule damping shock absorption pad
Specially butyl rubber damping mat.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821577081.1U CN209035284U (en) | 2018-09-26 | 2018-09-26 | A kind of lithium battery spring punching mould |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821577081.1U CN209035284U (en) | 2018-09-26 | 2018-09-26 | A kind of lithium battery spring punching mould |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209035284U true CN209035284U (en) | 2019-06-28 |
Family
ID=67034402
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821577081.1U Active CN209035284U (en) | 2018-09-26 | 2018-09-26 | A kind of lithium battery spring punching mould |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209035284U (en) |
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2018
- 2018-09-26 CN CN201821577081.1U patent/CN209035284U/en active Active
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