CN107335917B - Automatic screw feeding device for automatic laser welding of battery - Google Patents

Automatic screw feeding device for automatic laser welding of battery Download PDF

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Publication number
CN107335917B
CN107335917B CN201710606932.4A CN201710606932A CN107335917B CN 107335917 B CN107335917 B CN 107335917B CN 201710606932 A CN201710606932 A CN 201710606932A CN 107335917 B CN107335917 B CN 107335917B
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China
Prior art keywords
screw
automatic
ejection
via hole
laser welding
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CN201710606932.4A
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Chinese (zh)
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CN107335917A (en
Inventor
周野
郑晔
杜海瑞
徐友俊
夏城源
赵峰
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Shenzhen Autolean Precision Automation Technology Co ltd
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Shenzhen Autolean Precision Automation Technology Co ltd
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Priority to CN201710606932.4A priority Critical patent/CN107335917B/en
Publication of CN107335917A publication Critical patent/CN107335917A/en
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    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
    • B23K26/00—Working by laser beam, e.g. welding, cutting or boring
    • B23K26/20—Bonding
    • B23K26/21—Bonding by welding
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
    • B23K26/00—Working by laser beam, e.g. welding, cutting or boring
    • B23K26/70—Auxiliary operations or equipment
    • B23K26/702—Auxiliary equipment
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
    • B23K2101/00—Articles made by soldering, welding or cutting
    • B23K2101/36—Electric or electronic devices
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
    • Y02E60/10—Energy storage using batteries

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  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Plasma & Fusion (AREA)
  • Mechanical Engineering (AREA)
  • Battery Mounting, Suspending (AREA)

Abstract

The invention discloses an automatic screw feeding device for automatic laser welding of batteries, and belongs to the technical field of automatic welding of batteries. The automatic screw feeding device for automatic laser welding of the battery comprises a workbench, a screw guiding mechanism and a screw feeding mechanism, wherein the screw guiding mechanism is fixedly arranged on the workbench and used for directionally conveying screws to the screw feeding mechanism, the screw feeding mechanism comprises a moving mechanism and a material receiving rod, the moving mechanism is fixedly arranged on the workbench, the material receiving rod is arranged on the moving mechanism in a sliding mode, the moving mechanism drives the material receiving rod to move to the position of the screw guiding mechanism, the screws are received, and the material receiving rod is driven to move to the position of the welding position of the battery through the moving mechanism. The automatic screw feeding device for automatic laser welding of the battery can realize the automatic screw feeding process in the automatic laser welding process of the battery, has high production efficiency, saves the labor cost and has high product consistency.

Description

Automatic screw feeding device for automatic laser welding of battery
Technical Field
The invention belongs to the technical field of battery laser welding, and particularly relates to an automatic screw feeding device for automatic laser welding of batteries.
Background
In the battery welding process, screws need to be welded on two end faces of a battery so as to carry out subsequent treatment procedures on the battery, at present, in the battery welding process, the welding procedure of conveying the screws on the welding face of the battery is generally operated manually, and the method has high requirement on the proficiency of operators, low production efficiency, poor product consistency and high defective rate.
Disclosure of Invention
The invention aims to solve the technical problem of providing an automatic screw feeding device for automatic laser welding of a battery, and realizing an automatic screw feeding process in the laser welding process of the battery.
The solution adopted by the invention for solving the technical problems is as follows: the utility model provides an automatic screw material feeding unit of automatic laser welding of battery, includes the workstation, leads screw mechanism and send screw mechanism, lead screw mechanism set firmly in on the workstation, it is used for giving with the directional transport of screw send screw mechanism, it includes moving mechanism and connects the material stick to send screw mechanism, moving mechanism set firmly in on the workstation, connect the material stick slide set up in moving mechanism is last.
As a further improvement of the above technical solution, the screw guiding mechanism includes a first substrate, an ejection block is fixedly disposed on the first substrate, a first via hole penetrating through front and rear ends of the ejection block is disposed on the ejection block, a second via hole is further disposed on the ejection block from an upper end to a lower end of the ejection block, a lower end of the second via hole is communicated with the first via hole, an upper end of the second via hole penetrates through the ejection block, a guide tube is further fixedly disposed on the ejection block, one end of the guide tube is tightly embedded into the ejection block from an upper end position of the second via hole, another end of the guide tube is suspended to provide an inlet for a screw to be delivered, the guide tube is inclined in an up-down direction to form a guide delivery for the screw to be delivered, the first via hole extends outward in a length direction, and an ejection mechanism is further disposed on the first substrate and is used for ejecting the screw entering the first via hole.
As a further improvement of the above technical solution, the ejection mechanism includes a telescopic rod and a driving mechanism, the driving mechanism is fixedly disposed on the first substrate, the telescopic rod and the first via hole are coaxially disposed, a diameter of the telescopic rod is smaller than a diameter of the first via hole, one end of the telescopic rod, which is far away from the first via hole, is fixedly connected to the driving mechanism, so that the driving mechanism drives the telescopic rod to perform telescopic motion.
As a further improvement of the above technical solution, the driving mechanism is an air cylinder, the driving mechanism and the ejection block are fixedly arranged on two sides of the substrate, a through groove is formed on the substrate corresponding to the output end of the driving mechanism, the output end of the driving mechanism is fixedly connected with the telescopic rod through a connecting block, and the connecting block passes through the through groove.
As a further improvement of the above technical solution, the first substrate is further fixedly provided with a limiting post.
As a further improvement of the technical scheme, the material receiving rod comprises a material receiving rod main body, wherein one end of the material receiving rod main body is provided with a clamping portion used for clamping a screw, one end of the clamping portion is fixedly connected with the material receiving rod main body, the other end of the clamping portion is arranged in a hanging mode and used for clamping the screw, the clamping portion is inwards recessed from the middle of the end face of the hanging end of the clamping portion to form a circular groove used for inserting the screw into the circular groove, and the diameter of the circular groove is smaller than the nominal diameter of the screw, so that the clamping portion can clamp the screw.
As a further improvement of the above technical solution, the clamping portion is uniformly provided with a plurality of cutting grooves along a circumferential direction thereof, the cutting grooves are arranged along a length direction of the clamping portion and penetrate through one end of the clamping portion in a suspended manner, and the cutting grooves penetrate through the whole clamping portion along the length direction thereof so as to uniformly divide the clamping portion into a plurality of clamping blocks along the circumferential direction.
As a further improvement of the above technical solution, a second substrate is slidably disposed on the moving mechanism, a first mounting seat and a second mounting seat are fixedly disposed on the second substrate, and the material receiving rod penetrates through the first mounting seat and the second mounting seat at the same time, so that the material receiving rod can rotate relative to the first mounting seat and the second mounting seat, and one end of the material receiving rod, which is far away from the clamping portion, and the middle portion of the material receiving rod are rotatably disposed on the second mounting seat and the first mounting seat, respectively.
As a further improvement of the above technical solution, the material receiving rod is sleeved with a rotation stopping ring, and the rotation stopping ring is fixedly connected with the first mounting seat or the second mounting seat.
As a further improvement of the above technical solution, a sliding table is slidably disposed on the moving mechanism, a plurality of second substrates are fixedly disposed on the sliding table side by side, each second substrate is fixedly provided with the first mounting seat, the second mounting seat and the receiving rod, a plurality of ejection blocks, guide tubes and ejection mechanisms are fixedly disposed on the first substrate side by side, and the number of the ejection blocks, the number of the guide tubes and the number of the ejection mechanisms are equal to the number of the first substrates.
The invention has the beneficial effects that:
the automatic screw feeding device for automatic laser welding of the battery comprises a workbench, a screw guiding mechanism and a screw feeding mechanism, wherein the screw feeding mechanism comprises a moving mechanism and a receiving rod, screws are directionally conveyed to the screw feeding mechanism through the screw guiding mechanism, the screw feeding mechanism drives the receiving rod to move through the moving mechanism, the receiving rod moves to the output end of the screw guiding mechanism to receive the screws, and the moving mechanism drives the receiving rod to move to a battery welding station for welding.
Drawings
Fig. 1 is a schematic view of the overall structure of an automatic screw feeding device for automatic laser welding of batteries according to the present invention;
FIG. 2 is a schematic structural diagram of a screw guiding mechanism of the automatic screw feeding device for automatic laser welding of batteries according to the present invention;
FIG. 3 is a schematic view of the back side of the screw guiding mechanism of the automatic screw feeding device for automatic laser welding of batteries according to the present invention;
FIG. 4 is a schematic structural diagram of a left ejection block in a screw guide mechanism of the automatic screw feeding device for automatic laser welding of batteries according to the present invention;
FIG. 5 is a schematic structural diagram of a screw feeding mechanism of the automatic screw feeding device for automatic laser welding of batteries according to the present invention;
FIG. 6 is a schematic structural diagram of the components on the second base plate of the screw feeding mechanism of the automatic screw feeder for automatic laser welding of batteries according to the present invention;
FIG. 7 is a schematic longitudinal cross-sectional view of a component on a second base plate of the screw feeding mechanism of the automatic screw feeder for automatic laser welding of batteries according to the present invention;
FIG. 8 is a schematic view of the structure of a receiving rod of the automatic screw feeder for automatic laser welding of batteries according to the present invention;
fig. 9 is a partial structural view of a clamping portion of a receiving bar of the automatic screw feeder for automatic laser welding of batteries according to the present invention.
Detailed Description
The conception, the specific structure, and the technical effects produced by the present invention will be clearly and completely described below in conjunction with the embodiments and the accompanying drawings to fully understand the objects, the features, and the effects of the present invention. It is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all embodiments, and those skilled in the art can obtain other embodiments without inventive effort based on the embodiments of the present invention, and all embodiments are within the protection scope of the present invention. In addition, all the connection relations related in the patent do not mean that the components are directly connected, but mean that a better connection structure can be formed by adding or reducing connection auxiliary components according to specific implementation conditions. The technical characteristics of the invention can be combined interactively on the premise of not conflicting with each other.
As shown in fig. 1, in order to realize the automatic screw feeding process in the automatic laser welding process of the battery, the automatic screw feeding device for the automatic laser welding of the battery comprises a workbench 1, a screw guiding mechanism 2 and a screw feeding mechanism 3.
The screw guiding mechanism 2 is fixedly arranged on the workbench 1, and is used for guiding and transmitting the screws to be welded, so that the screws are taken away by the screw feeding mechanism 3 in a fixed direction, the screw feeding mechanism 3 takes the screws away from the screw guiding mechanism 2, and then the screws are transferred to a welding station for welding, for convenience of explanation, fig. 1 also shows a battery 4 to be welded and a welding mechanism 5, wherein a plurality of batteries 4 to be welded are fixedly arranged on the transmission mechanism, the screw feeding mechanism 3 takes the screws away from the screw guiding mechanism 2, then the screws are fed onto a welding surface of the batteries 4 to be welded, and then the welding mechanism 5 is moved down for welding.
Referring to fig. 1 to 4, the screw guiding mechanism 2 includes a first substrate 20, an ejector block 21, a guide tube 22, and an ejector mechanism.
The ejection block 21 is fixedly arranged on the first substrate 20, the ejection block 21 is provided with a first via hole 210 penetrating through the front end and the rear end of the ejection block and used for being matched with an ejection mechanism to send a screw to be conveyed to a welding station, the ejection block 21 is further provided with a second via hole 211, one end of the second via hole 211 penetrates through the upper end of the ejection block 21, and the other end of the second via hole 211 is communicated with the first via hole 210.
The guide tube 22 is fixedly arranged on the ejection block 21, one end of the guide tube 22 is tightly embedded into the second through hole 211 at the upper end of the ejection block 21, the other end of the guide tube is arranged in a suspended manner and used for conveying screws to be conveyed into the guide tube 22 from the end of the guide tube 22 to convey the screws, the guide tube 22 is obliquely arranged in the vertical direction relative to the first substrate 20, the suspended end of the guide tube 22 is higher than the end embedded in the second through hole 211, the screws in the guide tube 22 automatically slide down along with the pipeline of the guide tube 22 under the action of gravity to enter the second through hole 211 and slide into the first through hole 210 through the second through hole 211.
Preferably, in this embodiment, a vibrating disk is disposed at the suspended end of the guide tube 22, and the screw to be conveyed is sent out by the vibrating disk and automatically conveyed into the guide tube 22.
The ejection mechanism is fixedly arranged on the first substrate 20 and used for ejecting the screws entering the first via holes 210 out of the ejection block 21 so as to send the screws to the welding station, the ejection mechanism comprises an expansion link 230 and a driving mechanism 231, the driving mechanism 231 is fixedly arranged on the first substrate 20, one end of the expansion link 230 is fixedly connected with the output end of the driving mechanism 231, the other end of the expansion link 230 is arranged in a suspended mode, the expansion link 230 and the first via holes 210 are coaxially arranged, the diameter of the expansion link 230 is smaller than that of the first via holes 210, and therefore under the driving of the driving mechanism 231, the expansion link 230 moves in a telescopic mode along the first via holes 210 and sends out the screws in the first via holes 210.
According to the screw feeding mechanism for the automatic welding device for the battery, the screws to be fed are firstly fed into the guide pipe 22 through the vibration disc, slide into the second through hole 211 along the guide pipe 22 and further slide into the first through hole 210, and then are fed to the welding station through the ejection mechanism, so that the automatic screw feeding process is realized.
In this embodiment, the driving mechanism 231 is an air cylinder, and the driving mechanism 231 and the ejection block 21 are respectively disposed on two sides of the substrate, and meanwhile, the first substrate 20 is provided with the through groove 200, the output end of the driving mechanism 231 is fixedly connected to the telescopic rod 230 through the connecting block 201, the connecting block 201 passes through the through groove 200 and can slide along the through groove 200, so that the connecting block 201 slides along the through groove 200 under the driving of the driving mechanism 231, and further drives the telescopic rod 230 to perform telescopic motion.
In this embodiment, the first substrate 20 is further fixedly provided with a limiting column 24 for limiting the movement of the connecting block 201 and preventing the telescopic rod 230 from over-moving, preferably, the first substrate 20 is fixedly provided with the support 202, the telescopic rod 230 and the limiting column 24 are both arranged on the support 202 in a penetrating manner, and the telescopic rod 230 and the limiting column 24 are respectively located at the upper end and the lower end of the support 202.
In order to make the screw feeding process smoother, the second through hole 211 is obliquely disposed, so that the screw in the second through hole 211 can maintain its initial posture when entering the first through hole 210, increasing the accuracy of the screw feeding process.
The diameters of the guide tube 22, the first through hole 210 and the second through hole 211 are slightly larger than the diameter of the screw to be conveyed, so that the screw can always keep the initial posture in the conveying process, and the screw is guaranteed to be conveyed to a welding station in the posture to be welded.
In this embodiment, a lifting seat 203 is further fixedly disposed on the first substrate 20 on one side of the driving mechanism 231, and when the screw feeding mechanism is mounted, the lifting seat 203 keeps a distance between the substrate and a position to be mounted, thereby leaving a working position of the driving mechanism 231.
In order to further increase the working efficiency of automatic screw feeding, in this embodiment, a plurality of sets of the above-mentioned ejection blocks 21, the guide tubes 22, and the ejection mechanisms are arranged in parallel on the first substrate 20, so as to simultaneously feed a plurality of screws.
Referring to fig. 1, 5 to 9, the screw feeding mechanism 3 includes a second substrate 30, a first mounting seat 31, a second mounting seat 32 and a material receiving rod 33.
The first mounting seat 31 and the second mounting seat 32 are both fixed on the second substrate 30, in this embodiment, the first mounting seat 31 and the second mounting seat 23 are respectively disposed at the front end and the rear end of the second substrate 30, through holes are both disposed on the first mounting seat 31 and the second mounting seat 32, and the through holes on the first mounting seat 31 and the second mounting seat 32 are concentrically disposed.
The material receiving rod 33 is provided with a clamping portion 330 at one end for clamping a screw and positioning the screw during battery welding, the other end and the middle portion of the material receiving rod 33 respectively penetrate through the second mounting seat 32 and the first mounting seat 31, and specifically, the other end and the middle portion of the material receiving rod 33 respectively penetrate through the through holes of the second mounting seat 32 and the first mounting seat 31, so that when the material receiving rod 33 clamps the screw for welding, the material receiving rod 33 can rotate relative to the first mounting seat 31 and the second mounting seat 32, and the rotation welding during the battery welding process is guaranteed.
One end of the clamping part 330 is fixedly connected with the material receiving rod main body 33, the other end of the clamping part is arranged in a hanging manner, the clamping part 330 is arranged in the middle of the end face of one end in a hanging manner and is inwards recessed to form a circular groove 3300, and a screw can be inserted into the circular groove 3300.
On clamping part 330, a plurality of slots 3301 have evenly been seted up along clamping part 330 circumference, and slot 3301 sets up along the length direction of clamping part 330, and its one end runs through the unsettled one end of clamping part 330, a plurality of slots 3301 are evenly separated whole clamping part 330, thereby form a plurality of clamp block 3302, at this moment, when the screw inserts in the circular slot 3300, a plurality of clamp block 3302 receive the external tension that produces when inserting of screw, a plurality of clamp block 3302 produce and warp, and then produced the reverse clamp force to the screw, with the clamping screw, preferably, whole clamping part 330 is run through respectively at a plurality of slots 3301 both ends, thereby make things convenient for the insertion and the clamp of whole screw more.
In this embodiment, the clamping block 3302 is made of an elastic material, so that it has a better deformation capability, and can better generate deformation for inserting a screw and a restoring force generated by the deformation, thereby clamping the screw, specifically, the clamping block 3302 in this embodiment is made of copper.
In order to realize the accurate positioning of the material receiving rod 33, in this embodiment, the positions on the material receiving rod 33 corresponding to the first mounting seat 2 and the second mounting seat 3 are both provided with a shaft shoulder, one end of the first mounting seat 31 close to the clamping portion 330 of the material receiving rod 33 abuts against the shaft shoulder at the position, one end of the second mounting seat 32 close to the clamping portion 330 of the material receiving rod 33 abuts against the shaft shoulder at the position, in addition, a stop snap spring (not shown in the figure) is sleeved at the position of the shaft end of the material receiving rod 33 corresponding to the second mounting seat 32, and the stop snap spring is fixedly connected with the second mounting seat 32, so that the axial direction of the material receiving rod 33 is limited through the stop snap spring and the shaft shoulder, and the axial position deviation of the material receiving rod 33 is prevented.
In order to guarantee to connect the steady rotation of material stick 33, connect on the material stick 33, the position department corresponding to the through-hole of first mount pad 31 and second mount pad 32 is equipped with swivel 331, and the swivel 331 of two places inlays respectively and locates in the through-hole of first mount pad 31 and second mount pad 32, has guaranteed through swivel 331 that it distributes more evenly to connect material stick 33 axial force, so it rotates more steadily.
The material receiving rod 33 is further sleeved with a rotation stopping ring 332, in this embodiment, the rotation stopping ring 332 is fixedly connected with the first mounting seat 31 to control whether the material receiving rod 33, the first mounting seat 31 and the second mounting seat 32 can rotate, a rotation stopping hole penetrating through the annular surface of the rotation stopping ring 332 is formed in the rotation stopping ring 332, a locking device such as a pin is inserted through the rotation stopping hole, the rotation stopping ring 332 and the material receiving rod 33 can be tightly connected, and the material receiving rod 33 is locked relative to the first mounting seat 31 and the second mounting seat 32 and cannot rotate relatively.
In order to realize the function that the screw feeding mechanism 3 drives the screw to move, the screw feeding mechanism 3 further comprises a moving mechanism, the second substrate 30 is arranged on the moving mechanism in a sliding mode, so that the positions of the second substrate 30 and the components on the second substrate 30 are adjusted, the material receiving rod 33 can automatically move to a welding station, the screw clamped by the clamping portion 330 of the material receiving rod 33 abuts against the welding surface of the battery, and welding processing is performed.
Preferably, the moving mechanism includes a transverse moving mechanism 34 and a longitudinal moving mechanism 35 to adjust the positions of the second substrate 30 and the components on the second substrate 30 in the transverse direction and the longitudinal direction, in this embodiment, the longitudinal moving mechanism 35 is slidably disposed on the transverse moving mechanism 34, and the substrate 1 is slidably disposed on the longitudinal moving mechanism 35.
In this embodiment, the sliding table 36 is slidably disposed on the longitudinal moving mechanism 35, a plurality of second substrates 30 are fixedly disposed on the sliding table 36 side by side, and each second substrate 30 is fixedly disposed with the first mounting seat 31, the second mounting seat 32, and the material receiving rod 33, so that during the welding process of the battery, the screws can be clamped by the plurality of material receiving rods 33 and moved to the welding position to weld the welding surface of the battery and the screws, so that the top screw welding mechanism of the present invention has higher working efficiency.
The automatic screw feeding device for the automatic laser welding of the batteries is provided with two welding stations of the batteries in sequence from left to right, the welding stations are used for respectively welding screws on the front and back surfaces of the batteries, and correspondingly, a screw guiding mechanism 2, a screw feeding mechanism 3, a battery 4 to be welded and a welding mechanism 5 are arranged at the positions of the two welding stations, so that the assembly line for automatically welding the screws on the front and back surfaces of the batteries is realized.
While the preferred embodiments of the present invention have been illustrated and described, it will be understood by those skilled in the art that various changes in form and details may be made therein without departing from the spirit and scope of the invention as defined by the appended claims.

Claims (6)

1. The utility model provides an automatic laser welding's of battery automatic screw material feeding unit which characterized in that: the screw feeding mechanism comprises a moving mechanism and a material receiving rod, the moving mechanism is fixedly arranged on the workbench, and the material receiving rod is arranged on the moving mechanism in a sliding manner;
the screw guiding mechanism comprises a first substrate, an ejection block is fixedly arranged on the first substrate, a first via hole penetrating through the front end and the rear end of the ejection block is formed in the ejection block, a second via hole is formed in the ejection block from the upper end to the lower end of the ejection block, the lower end of the second via hole is communicated with the first via hole, the upper end of the second via hole penetrates through the ejection block, a guide pipe is further fixedly arranged on the ejection block, one end of the guide pipe is tightly embedded into the ejection block from the upper end position of the second via hole, the other end of the guide pipe is suspended to provide an inlet for screws to be conveyed, the guide pipe is obliquely arranged in the up-and-down direction to enable the first via hole to extend outwards in the length direction, and an ejection mechanism is further fixedly arranged on the first substrate and used for ejecting screws entering the first via hole
The ejection mechanism comprises a telescopic rod and a driving mechanism, the driving mechanism is fixedly arranged on the first substrate, the telescopic rod and the first via hole are coaxially arranged, the diameter of the telescopic rod is smaller than that of the first via hole, and one end of the telescopic rod, which is far away from the first via hole, is fixedly connected with the driving mechanism so that the driving mechanism drives the telescopic rod to do telescopic motion; the driving mechanism is an air cylinder, the driving mechanism and the ejection block are fixedly arranged on two sides of the base plate, a through groove is formed in the base plate corresponding to the output end of the driving mechanism, the output end of the driving mechanism is fixedly connected with the telescopic rod through a connecting block, and the connecting block penetrates through the through groove;
and the first substrate is also fixedly provided with a limiting column, and the limiting column is used for limiting the movement of the connecting block.
2. The automatic screw feeding device for automatic laser welding of batteries according to claim 1, characterized in that: connect the material stick including connecing the material stick main part, connect material stick main part wherein one end to be equipped with the clamping part that is used for clamping screw, clamping part one end with connect material stick main part fixed connection, the unsettled setting of the other end to be used for clamping screw, clamping part is inwards sunken from the middle part of its unsettled one end terminal surface to form a circular slot, be used for inserting the screw in the circular slot, the diameter of circular slot is less than the nominal diameter of screw, so that but clamping part clamping screw.
3. The automatic screw feeding device for automatic laser welding of batteries according to claim 2, characterized in that: the clamping part is evenly provided with a plurality of cutting grooves along the circumferential direction, the cutting grooves are arranged along the length direction of the clamping part and penetrate through one end of the clamping part in a hanging mode, and the cutting grooves penetrate through the whole clamping part along the length direction of the clamping part so as to evenly divide the clamping part into a plurality of clamping blocks along the circumferential direction.
4. The automatic screw feeding device for automatic laser welding of batteries according to claim 2, characterized in that: the last second base plate that slides of moving mechanism is provided with, first mount pad, second mount pad have set firmly on the second base plate, connect the material stick to run through simultaneously first mount pad and the setting of second mount pad, so that connect the material stick can for first mount pad and second mount pad rotate, connect the material stick keep away from in the one end of clamping part and connect the middle part of material stick rotate respectively set up in the second mount pad and on the first mount pad.
5. The automatic screw feeder of automatic laser welding for batteries according to claim 4, characterized in that: the material receiving rod is sleeved with a rotation stopping ring, and the rotation stopping ring is fixedly connected with the first mounting seat or the second mounting seat.
6. The automatic screw feeding device for automatic laser welding of batteries according to claim 5, characterized in that: the sliding table is arranged on the moving mechanism in a sliding mode, a plurality of second substrates are fixedly arranged on the sliding table side by side, each second substrate is fixedly provided with the first mounting seat, the second mounting seat and the material receiving rod, the ejection blocks, the guide pipes and the ejection mechanisms are fixedly arranged on the first substrate side by side, and the number of the ejection blocks, the number of the guide pipes and the number of the ejection mechanisms are equal to the number of the first substrates.
CN201710606932.4A 2017-07-24 2017-07-24 Automatic screw feeding device for automatic laser welding of battery Active CN107335917B (en)

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Application Number Priority Date Filing Date Title
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CN107335917B true CN107335917B (en) 2023-03-21

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CN106624309A (en) * 2016-11-18 2017-05-10 深圳市沃特玛电池有限公司 Full-automatic battery spot welding equipment

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