Circulating clamp type top cover pre-welding machine

Abstract

The utility model provides a circulating clamp type top cover pre-welding machine. The circulating clamp type top cover pre-welding machine comprises a circulating conveying line formed by a first Y-axis moving mechanism, a second Y-axis moving mechanism, a first conveying line, a second conveying line and a third conveying line. The mold assembly comprises a plurality of mold units, each mold unit comprises a first lock catch mechanism, a second lock catch mechanism and a mold bottom plate, and the first lock catch mechanism and the second lock catch mechanism are connected through an elastic piece and both slidably arranged on the mold bottom plate; a feeding assembly; a press-fitting assembly; a welding assembly which is used for welding the assembly; the discharging assembly is used for transferring the battery cell module on the mold unit; and the unlocking assembly comprises a plurality of unlocking mechanisms. The circulating conveying line is arranged, reciprocating motion for conveying products is not needed, the functions are complete, the automation degree is high, the press fitting function and the pre-welding function are achieved, products on the second conveying line and the third conveying line can be driven by the second driving mechanism after welding, and the overall welding efficiency is improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to battery processing technical field especially relates to a cycle clamp formula top cover prewelding machine. BACKGROUND

[0002] Current top cover prewelding machine is mostly the form of reciprocating motion conveying product by multiple clamps synchronous transfer, after moving product to next station, all transfer clamps need to run back synchronously to receive new product and prepare next transfer, since the clamps need to run back, it will inevitably cause low equipment efficiency. In addition, if the current top cover prewelding machine needs to increase new function and station, it needs to increase the number of transfer clamps, increase power driven equipment, increase equipment space size and cost. SUMMARY

[0003] In view of the deficiency of prior art, the utility model discloses a cycle clamp formula top cover prewelding machine, which is provided with a circulating conveying line, does not need reciprocating motion to convey products, is complete in function, has a press-fitting function and a prewelding function, and can drive the products on the second conveying line and the third conveying line respectively after welding, thereby reducing equipment investment and improving overall welding efficiency.

[0004] The embodiment of the utility model realizes through the following technical schemes:

[0005] A cycle clamp formula top cover prewelding machine, comprising:

[0006] A first conveying line, a second conveying line and a third conveying line are sequentially and mutually parallel arranged, the first conveying line is reversely conveyed with the second conveying line and the third conveying line, the first conveying line is provided with a first driving mechanism, and a second driving mechanism is arranged between the second conveying line and the third conveying line;

[0007] A Y-axis moving assembly, comprising a first Y-axis moving mechanism and a second Y-axis moving mechanism;

[0008] The first Y-axis moving mechanism, the second Y-axis moving mechanism, the first conveying line, the second conveying line and the third conveying line form a circulating conveying line;

[0009] A plurality of clamp bases are arranged on the circulating conveying line, and two adjacent clamp bases are detachably connected;

[0010] A mold assembly, comprising a plurality of mold units, each mold unit comprises a first locking mechanism, a second locking mechanism and a mold base plate, the first locking mechanism and the second locking mechanism are connected through an elastic member and are slidably arranged on the mold base plate, and each mold unit corresponds to a clamp base;

[0011] A loading assembly is arranged to move the battery cell module to the corresponding mold unit;

[0012] A pressing assembly, which comprises a first correction mechanism, a second correction mechanism, a first positioning mechanism, a second positioning mechanism and a pressing mechanism;

[0013] A welding assembly, which comprises a welding mold mechanism and a laser welding mechanism, the laser welding mechanism is movably arranged above the welding mold mechanism, the welding mold mechanism comprises at least two welding mold plates;

[0014] An unloading assembly is arranged to move the battery cell module on the mold unit;

[0015] A unlocking assembly, which comprises a plurality of unlocking mechanisms, the unlocking mechanisms are arranged to pull the first and second locking mechanisms to separate from each other, so that the mold unit releases the corresponding battery cell module.

[0016] The technical scheme of the embodiment of the utility model has at least the following advantages and beneficial effects:

[0017] The utility model discloses a circulating clamp type top cover prewelding machine, which comprises a first conveying line, a second conveying line, a third conveying line, a first driving mechanism, a second driving mechanism, a mold assembly, a loading assembly, a pressing assembly, a welding assembly and an unloading assembly. BRIEF DESCRIPTION OF DRAWINGS

[0018] In order to more clearly illustrate the technical scheme of the embodiment of the utility model, the following will briefly introduce the drawings needed to be used in the embodiment, and it should be understood that the following drawings only show some embodiments of the utility model, and therefore should not be regarded as the limitation to the scope, and for the ordinary skilled in the art, other related drawings can also be obtained according to these drawings without the creative labor.

[0019] Figure 1 The structure diagram of the circulating clamp type top cover prewelding machine provided by the embodiment of the utility model is shown.

[0020] Figure 2 The structure diagram of the circulating clamp type top cover prewelding machine provided by the embodiment of the utility model is shown.

[0021] Figure 3 The structure diagram of the circulating clamp type top cover prewelding machine provided by the embodiment of the utility model is shown.

[0022] Figure 4 A structure schematic view of the feeding assembly provided by the embodiment of the utility model;

[0023] Figure 5 A structure schematic view of the discharging assembly provided by the embodiment of the utility model;

[0024] Figure 6 A front view structure schematic view of the pressing assembly provided by the embodiment of the utility model;

[0025] Figure 7 A three-dimensional structure schematic view of the pressing assembly provided by the embodiment of the utility model;

[0026] Figure 8 A front view structure schematic view of the welding assembly provided by the embodiment of the utility model;

[0027] Figure 9 A three-dimensional structure schematic view of the welding assembly provided by the embodiment of the utility model;

[0028] Figure 10 A structure schematic view of the mold assembly provided by the embodiment of the utility model;

[0029] Figure 11 A structure schematic view of the second driving mechanism provided by the embodiment of the utility model;

[0030] Figure 12 Another three-dimensional structure schematic view of the welding assembly provided by the embodiment of the utility model;

[0031] Figure 13 A structure schematic view of the unlocking assembly provided by the embodiment of the utility model.

[0032] Icon: 1, first conveying line; 2, second conveying line; 3, third conveying line; 4, first driving mechanism; 5, second driving mechanism; 6, first Y-axis moving mechanism; 7, second Y-axis moving mechanism; 8, clamp base; 9, first locking mechanism; 10, second locking mechanism; 11, mold base plate; 12, feeding support; 13, X-axis feeding mechanism; 14, Z-axis feeding mechanism; 15, feeding clamping jaw; 16, discharging support; 17, X-axis discharging mechanism; 18, Z-axis discharging mechanism; 19, discharging clamping jaw; 20, pressing support; 21, downward pressing telescopic unit; 22, downward pressing head; 23, first positioning lifting unit; 24, first positioning telescopic unit; 25, first positioning block; 26, second positioning lifting unit; 27, second positioning telescopic unit; 28, second positioning block; 29, opening and closing driving unit; 30, first correction left arm; 31, second correction right arm; 32, second correction arm; 33, first correction moving mechanism; 34, second correction moving mechanism; 35, welding template; 36, jacking unit; 37, jacking block; 38, welding X-axis moving unit; 39, welding Z-axis moving unit; 40, laser welding unit; 41, connecting groove; 42, second connecting piece; 43, second linear moving unit; 44, distance measuring X-axis moving unit; 45, distance measuring Y-axis moving unit; 46, distance meter; 47, unlocking telescopic element; 48, unlocking piece; 49, fastener; 50, battery cell module; 51, elastic piece. DETAILED DESCRIPTION

[0033] In order to better understand and implement, the technical solutions in the embodiments of the present application will be clearly and completely described in the following with reference to the drawings in the embodiments of the present application.

[0034] In the description of the present application, it should be pointed out that the directions or position relationships indicated by the terms "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer" and the like are based on the directions or position relationships shown in the drawings, and are only for the convenience of describing the present application and simplifying the description, and therefore cannot be understood as limiting the present application in that the devices or elements indicated must have a specific direction, be constructed and operated in a specific direction.

[0035] Unless otherwise defined, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which the present application belongs. The terms used in the specification of the present application are only for the purpose of describing specific embodiments and are not intended to limit the present application.

[0036] EMBODIMENT

[0037] Please refer to Figures 1 to 13The utility model relates to a kind of circulating clamp type top cover pre-welding machine, comprising: first conveying line 1, second conveying line 2 and third conveying line 3 are sequentially arranged mutually parallel;First conveying line 1 is conveyed reversely with second conveying line 2, third conveying line 3;First conveying line 1 is provided with first driving mechanism 4, and second driving mechanism 5 is arranged between second conveying line 2 and third conveying line 3;Y-axis moving assembly, Y-axis moving assembly includes first Y-axis moving mechanism 6 and second Y-axis moving mechanism 7;First Y-axis moving mechanism 6, second Y-axis moving mechanism 7, first conveying line 1, second conveying line 2 and third conveying line 3 form circulating conveying line;Several clamping bases 8 are provided on circulating conveying line, and adjacent two clamping bases 8 are detachably connected;Die assembly, die assembly includes several die units, each die unit includes first lock catch mechanism 9, second lock catch mechanism 10 and die base plate 11, and first lock catch mechanism 9 and second lock catch mechanism 10 are connected by elastic member 51 and slidably arranged on die base plate 11;Each die unit is provided with a corresponding clamping base 8;Feeding assembly is used to move electric core module 50 to corresponding die unit;Pressing assembly, pressing assembly includes first correction mechanism, second correction mechanism, first positioning mechanism, second positioning mechanism and lower pressing mechanism;Welding assembly, welding assembly includes welding die mechanism and laser welding mechanism, and laser welding mechanism is movably arranged above welding die mechanism, and welding die mechanism includes at least two welding templates 35;Discharging assembly is used to transfer electric core module 50 on die unit;Unlocking assembly includes several unlocking mechanisms, and unlocking mechanism is used to pull first lock catch mechanism 9 and second lock catch mechanism 10 to separate each other, so that die unit loosens corresponding electric core module 50.

[0038] Preferably, the lower portion of the feeding assembly and the lower portion of the discharging assembly are provided with unlocking mechanisms, and the unlocking mechanisms include unlocking telescopic elements 47 and unlocking pieces 48;The side wall of the first lock catch mechanism 9 and the side wall of the second lock catch mechanism 10 are provided with buckles 49 matched with the unlocking pieces 48.

[0039] Preferably, the lower pressing mechanism includes a pressing support 20, a lower pressing telescopic unit 21 and a lower pressing head 22, the lower pressing telescopic unit 21 is arranged on the top of the pressing support 20, and the telescopic end of the lower pressing telescopic unit 21 is arranged downward and connected with the lower pressing head 22.

[0040] The lower portion of the pressing support 20 is provided with a pressing channel, and the lower pressing head 22 is located above the pressing channel.

[0041] Preferably, the first positioning mechanism and the second positioning mechanism are respectively arranged on the left and right sides of the pressing channel.

[0042] The first positioning mechanism comprises a first positioning lifting unit 23, a first positioning telescopic unit 24 and a first positioning block 25. The first positioning telescopic unit 24 is arranged at the lifting end of the first positioning lifting unit 23, and the first positioning block 25 is arranged at the telescopic end of the first positioning telescopic unit 24.

[0043] The second positioning mechanism comprises a second positioning lifting unit 26, a second positioning telescopic unit 27 and a second positioning block 28. The second positioning telescopic unit 27 is arranged at the lifting end of the second positioning lifting unit 26, and the second positioning block 28 is arranged at the telescopic end of the second positioning telescopic unit 27.

[0044] Preferably, the first correction mechanism is located above the first positioning mechanism, and the first correction mechanism and the second correction mechanism are oppositely arranged.

[0045] The first correction mechanism comprises an opening and closing driving unit 29, a first correction left arm 30 and a first correction right arm 31. The opening and closing driving unit 29 drives the first correction left arm 30 and the first correction right arm 31 to move towards or away from each other.

[0046] The second correction mechanism comprises a second correction arm 32.

[0047] The bottom of the first correction mechanism is provided with a first correction moving mechanism 33, and the bottom of the second correction mechanism is provided with a second correction moving mechanism 34.

[0048] Preferably, the welding die mechanism comprises two welding die plates 35, which are respectively located above the second conveying line 2 and the third conveying line 3. Each welding die plate 35 is provided with a welding area, and welding clamps are arranged on both sides of each welding area. The upper and lower sides of the second conveying line 2 are provided with a lifting structure corresponding to the welding area, and the upper and lower sides of the third conveying line 3 are provided with another lifting structure corresponding to another welding area.

[0049] The laser welding mechanism comprises a welding X-axis moving unit 38, a welding Z-axis moving unit 39 and a laser welding unit 40.

[0050] Preferably, the lifting structure comprises a lifting unit 36 and a lifting block 37. The lifting unit 36 drives the lifting block 37 to lift the clamp base 8 on the second conveying line 2 or the third conveying line 3, so as to keep the welding clamps clamped on the battery cell module 50 on the clamp base 8.

[0051] Preferably, the outer side of the clamp base 8 is provided with a connecting groove 41, and the second driving mechanism 5 comprises a second linear moving unit 43 and a second connecting piece 42 which can be telescoped towards the second conveying line 2 and the third conveying line 3.

[0052] The second connecting piece 42 is matched with the connecting groove 41 in shape and size.

[0053] Preferably, the first drive mechanism 4 includes a first linear motion unit and a first connector that can extend or retract toward the first conveyor line 1;

[0054] The first connector is compatible with the shape and size of the connecting groove 41.

[0055] Preferably, it also includes a detection component, which includes a ranging X-axis moving unit 44, a ranging Y-axis moving unit 45, and a rangefinder 46.

[0056] Preferably, the feeding assembly includes a feeding bracket 12, an X-axis feeding mechanism 13, a Z-axis feeding mechanism 14 and a feeding gripper 15 disposed on the feeding bracket 12; the Z-axis feeding mechanism 14 is disposed on the moving end of the X-axis feeding mechanism 13 and the feeding gripper 15 is disposed on the moving end of the Z-axis feeding mechanism 14.

[0057] The unloading assembly includes an unloading bracket 16, an X-axis unloading mechanism 17, a Z-axis unloading mechanism 18 and an unloading gripper 19 disposed on the unloading bracket 16; the Z-axis unloading mechanism 18 is disposed on the moving end of the X-axis unloading mechanism 17 and the unloading gripper 19 is disposed on the moving end of the Z-axis unloading mechanism 18.

[0058] The working principle of this utility model:

[0059] like Figure 1 As shown, the complete circular conveyor line, the feeding assembly, the pressing assembly, the welding assembly, and the unloading assembly are arranged sequentially along the conveying direction of the circular conveyor line. In this embodiment, the first conveyor line 1 corresponding to the feeding assembly is provided with an unlocking mechanism, and the second conveyor line 2 and the third conveyor line 3 corresponding to the unloading assembly are provided with unlocking mechanisms.

[0060] In this embodiment, Figure 2 As shown in the diagram, the three parallel arrows from left to right represent the conveying directions of the first conveyor line 1, the second conveyor line 2, and the third conveyor line 3, respectively. Figure 2 The arrow on the upper middle side of the first Y-axis moving mechanism 6 indicates the conveying direction of the moving end of the first Y-axis moving mechanism 6. Figure 2 The arrow direction of the second Y-axis moving mechanism 7 on the lower middle side indicates the conveying direction of the moving end of the second Y-axis moving mechanism 7. That is, the clamp base 8 can be moved from the first conveyor line 1 to the second Y-axis moving mechanism 7. The second Y-axis moving mechanism 7 can move the clamp base 8 to one end of the second conveyor line 2 or one end of the third conveyor line 3. Both the second conveyor line 2 and the third conveyor line 3 move the clamp base 8 towards the first Y-axis moving mechanism 6. Finally, the first Y-axis moving mechanism 6 can move the clamp base 8 back to the first conveyor line 1, forming a circular conveyor line. In this embodiment, the conveying direction of the first conveyor line 1, the conveying direction of the second conveyor line 2, and the conveying direction of the third conveyor line 3 are all in the Y-axis direction (i.e., the Y-axis direction).Figure 2 The conveying direction of the first Y-axis moving mechanism 6 and the conveying direction of the second Y-axis moving mechanism 7 are both the X-axis direction (i.e. Figure 2 The left-right direction is the dashed box enlarged schematic diagram. Figure 2 The right side direction is the dashed box enlarged schematic diagram.

[0061] The X-axis feeding mechanism 13 in the embodiment can drive the Z-axis feeding mechanism 14 to move along the X-axis direction, and the Z-axis feeding mechanism 14 can drive the feeding clamp jaw 15 to move along the Z-axis direction, and the Z-axis direction is Figure 3The X-axis feeding mechanism 13 is located above the first conveying line 1 in the up-down direction, so that the external battery cell module 50 can be clamped by the feeding clamping jaw 15 to the corresponding mold unit of the clamp base 8 on the first conveying line 1. In the direction of the circulating conveying line, the adjacent clamp bases 8 are detachably connected. In the embodiment, the front and rear ends of the clamp base 8 are respectively provided with a connecting groove and a connecting cam. The connecting groove of the clamp base 8 is through in the X-axis direction, and the connecting cam is buckled into or separated from the connecting groove along the X-axis direction, so as to realize the detachable connection. When the connecting cam is buckled into the connecting groove, the first conveying line 1, the second conveying line 2 and the third conveying line 3 are all conveyed in the Y-axis direction, so as not to affect the connection between the connecting cam and the connecting groove, and at the same time, the front and rear adjacent (Y-axis direction) clamp bases 8 can be moved. The first Y-axis moving mechanism 6 and the second Y-axis moving mechanism 7 convey the clamp base 8 as a single conveying, so that the connecting cam can be buckled into or separated from the connecting groove along the X-axis direction, and the clamp base 8 between the first conveying line 1 and the second conveying line 2 and the third conveying line 3 is switched. Each clamp base 8 is provided with a mold unit, and each mold unit can clamp one battery cell module 50. The first locking mechanism 9 and the second locking mechanism 10 of the mold unit can select a clamping arm. The two clamping arms are connected by a spring to keep the battery cell module 50 clamped and avoid loosening. When the two clamping arms need to place the battery cell module 50, the unlocking mechanism is driven to pull open the two clamping arms, and the battery cell module 50 is placed between the two clamping arms. When the unlocking mechanism is closed, the two clamping arms keep clamping the battery cell module 50, and the feeding of the battery cell module 50 is completed. The two clamping arms are in sliding cooperation with the clamp base 8, which improves the moving precision of the opening and closing action of the two clamping arms and makes the structure more compact. The mold unit in the embodiment is detachable or placed on the mold base, so that the jacking structure can drive the corresponding mold unit to rise to the pre-welding position and be fixed by the welding clamp for pre-welding treatment. In the embodiment, the welding template 35 is provided with a welding area and welding clamps on both sides of the welding area, so that the two welding templates 35 can clamp different battery cell modules 50 at the same time. The laser welding unit 40 can adjust the position through the welding X-axis moving unit 38 and the welding Z-axis moving unit 39 to weld different battery cell molds in turn, reduce the welding interval time and improve the welding efficiency. In addition, a range finder 46 is arranged to detect the pole structure of the battery cell module 50, and the range finding X-axis moving unit 44 and the range finding Y-axis moving unit 45 are arranged to detect the two battery cell modules 50. The embodiment is two welding templates 35 and two distance measuring components, and is not limited to two welding templates 35 and two distance measuring components.

[0062] In the embodiment, the second driving mechanism 5 is arranged between the second conveying line 2 and the third conveying line 3, the linear moving unit of the second driving mechanism 5 can be selected as a linear module, the linear moving unit moves forward and backward along the Y-axis direction, the second connecting piece 42 can include a telescopic piece, in the embodiment, the telescopic piece can be selected as a telescopic cylinder or a linear module or a double-head telescopic cylinder, according to the specific situation, the double-head telescopic cylinder can drive the second connecting piece 42 to simultaneously drive the second conveying line 2 and the third conveying line 3, so that the second connecting piece 42 moves left and right along the X-axis direction, thereby realizing telescopic movement towards the second conveying line 2 or the third conveying line 3, so that the left and right ends of the second connecting piece 42 can be connected with the connecting groove 41, the left and right ends of the second connecting piece 42 can be provided with driving cams, when the driving cam at the left end of the second connecting piece 42 is matched and connected with the connecting groove 41, the linear moving unit is controlled to drive the second connecting piece 42 to move along the Y-axis direction, at this time, the driving cam of the second connecting piece 42 drives the clamp base 8 on the second conveying line 2 to move along the Y-axis direction through the connecting groove 41, thereby realizing driving the clamp base 8 on the second conveying line 2 to move. Similarly, when the driving cam at the right end of the second connecting piece 42 is matched and connected with the connecting groove 41, the linear moving unit is controlled to drive the second connecting piece 42 to move along the Y-axis direction, at this time, the driving cam of the second connecting piece 42 drives the clamp base 8 on the third conveying line 3 to move along the Y-axis direction through the connecting groove 41, thereby realizing driving the clamp base 8 on the third conveying line 3 to move, when the clamp base 8 of the second conveying line 2 and the clamp base 8 of the third conveying line 3 both need to move forward, the connecting groove 41 on the clamp base 8 of the second conveying line 2 and the connecting groove 41 on the clamp base 8 of the third conveying line 3 can be replaced and connected with the second connecting piece 42 driven by the telescopic cylinder or the linear module, so as to link the time of the two welding templates 35 for alternative and interval welding, so that the time of conveying and welding is more compact and coordinated, thereby greatly improving the overall processing efficiency, finally, the blanking assembly above the second conveying line 2 and the third conveying line 3 is used for blanking, the X-axis blanking mechanism 17 and the Z-axis blanking mechanism 18 can promote the blanking clamping jaw 19 to blank the processed battery cell module 50, similarly, the second conveying line 2 and the third conveying line 3 on both sides below the blanking assembly are provided with unlocking mechanisms corresponding to each other, so as to control the opening and closing of the mold unit, thereby realizing the transfer of the battery cell module 50.

[0063] In the embodiment, the unlocking piece 48 and the fastener 49 are both arranged in an L shape, the unlocking piece 48 and the fastener 49 can move through each other along the Y-axis direction, but can abut or engage with each other in the X-axis direction, the unlocking telescopic element 47 can be selected as a cylinder, the fastener 49 is pulled by the unlocking piece 48, so that the first locking mechanism 9 and the second locking mechanism 10 are separated from each other. That is, the unlocking piece 48 and the fastener 49 are in a reverse engagement structure, but do not affect the relative movement of the unlocking piece 48 and the fastener 49 in the Y-axis direction, and only limit the movement of the unlocking piece 48 pulling the fastener 49 in the X-axis direction, so that the mold unit is opened to release the battery cell module 50.

[0064] Specifically, the jacking unit 36 can be selected from a telescopic structure such as a pneumatic cylinder or an electric push rod, and the telescopic end of the jacking unit 36 is arranged upward. The jacking block 37 is connected to the telescopic end of the jacking unit 36. The second conveying line 2 and the third conveying line 3 are both provided with corresponding jacking structures. In the embodiment, the corresponding jacking structures are located directly below the welding area of the welding template 35, so as to ensure that the jacking block 37 drives the battery cell module 50 on the mold unit to the welding clamp for clamping. The jacking structure can also be arranged to directly drive the mold unit and the battery cell module 50 to rise together to the welding clamp for clamping and positioning. The specific arrangement is designed according to actual needs.

[0065] Figure 11 The left dashed line part in the middle is an enlarged structure diagram of the second connecting piece 42.

[0066] In the embodiment, the opening and closing driving unit 29 is composed of double cylinders. The two telescopic ends of the double cylinders drive the first correction left arm 30 and the first correction right arm 31 to move, respectively. That is, the opening and closing driving unit 29 can control the first correction left arm 30 and the first correction right arm 31 to approach each other to clamp the battery cell module 50 on one side, or the opening and closing driving unit 29 controls the first correction left arm 30 and the first correction right arm 31 to move away from each other to release the battery cell module 50. Specifically, the opposite sides of the first correction left arm 30 and the first correction right arm 31 are arranged obliquely, that is, the two ends of the first correction left arm 30 and the first correction right arm 31 close to the battery cell module 50 form a guide opening, which is convenient for guiding and clamping the battery cell module 50. As shown in Figure 7 The guide opening increases from left to right. Correspondingly, the first correction moving mechanism 33 can be selected from a linear slide and a cylinder. The first correction moving mechanism 33 can drive the first correction left arm 30 and the first correction right arm 31 to move toward or away from the battery cell module 50 at the same time. The second correction moving mechanism 34 can drive the second correction arm 32 to move toward or away from the battery cell module 50.

[0067] The first positioning lifting unit 23 and the first positioning telescopic unit 24 and the first positioning block 25 are arranged directly below the first correction left arm 30 and the first correction right arm 31, the second positioning lifting unit 26 and the second positioning telescopic unit 27 and the second positioning block 28 are arranged directly below the second correction arm 32, the first positioning block 25 and the second positioning block 28 are oppositely arranged and have the same shape, and are in a ladder-shaped structure or an L-shaped structure.

[0068] The technical means disclosed in the utility model scheme is not limited to the technical means disclosed in the above-mentioned embodiments, and also includes the technical scheme composed of any combination of the above technical features. It should be pointed out that, for ordinary skilled persons in the technical field, some improvements and refinements can be made without departing from the principles of the utility model, and these improvements and refinements are also considered to be within the protection scope of the utility model.

Claims

1. A cycle clamp type head prewelder characterized by, Comprise: The first conveying line, the second conveying line and the third conveying line are arranged in sequence and parallel to each other; the first conveying line is opposite to the second conveying line and the third conveying line; The first conveying line is provided with a first driving mechanism, and the second conveying line and the third conveying line are provided with a second driving mechanism; The Y-axis moving assembly comprises a first Y-axis moving mechanism and a second Y-axis moving mechanism; The first Y-axis moving mechanism, the second Y-axis moving mechanism, the first conveying line, the second conveying line and the third conveying line form a circulating conveying line; A plurality of clamp bases are arranged on the circulating conveying line, and adjacent two clamp bases are detachably connected; The mold assembly comprises a plurality of mold units, each of which comprises a first locking mechanism, a second locking mechanism and a mold base, the first locking mechanism and the second locking mechanism are connected by an elastic member and are slidably arranged on the mold base; each mold unit corresponds to a clamp base; The feeding assembly is used to move the battery cell module to the corresponding mold unit; The press-fitting assembly comprises a first correction mechanism, a second correction mechanism, a first positioning mechanism, a second positioning mechanism and a pressing mechanism; The welding assembly comprises a welding mold mechanism and a laser welding mechanism, the laser welding mechanism is movably arranged above the welding mold mechanism, and the welding mold mechanism comprises at least two welding templates; The discharging assembly is used to transfer the battery cell module on the mold unit; The unlocking assembly comprises a plurality of unlocking mechanisms, the unlocking mechanisms pull the first locking mechanism and the second locking mechanism to separate from each other, so that the mold unit loosens the corresponding battery cell module.

2. The circulating clamp type top cover pre-welding machine according to claim 1, wherein: The lower part of the feeding assembly and the lower part of the discharging assembly are provided with unlocking mechanisms, the unlocking mechanisms comprise unlocking telescopic elements and unlocking elements; the side walls of the first locking mechanism and the second locking mechanism are provided with buckles matched with the unlocking elements.

3. The circulating clamp type top cover pre-welding machine according to claim 2, wherein: The pressing mechanism comprises a press-fitting support, a pressing telescopic unit and a pressing head, the pressing telescopic unit is arranged on the top of the press-fitting support, the telescopic end of the pressing telescopic unit is arranged downward and connected with the pressing head; The lower part of the press-fitting support is provided with a press-fitting channel, and the pressing head is located above the press-fitting channel.

4. The circulating clamp type top cover pre-welding machine according to claim 3, wherein: The first positioning mechanism and the second positioning mechanism are respectively arranged on the left and right sides of the press-fitting channel; The first positioning mechanism comprises a first positioning lifting unit, a first positioning telescopic unit and a first positioning block, the first positioning telescopic unit is arranged on the lifting end of the first positioning lifting unit, and the first positioning block is arranged on the telescopic end of the first positioning telescopic unit. The second positioning mechanism comprises a second positioning lifting unit, a second positioning telescopic unit and a second positioning block, the second positioning telescopic unit is arranged at the lifting end of the second positioning lifting unit, and the second positioning block is arranged at the telescopic end of the second positioning telescopic unit.

5. The cycle clamp type top cover pre-welding machine according to claim 4, characterized in that, The first correction mechanism is located above the first positioning mechanism, and the first correction mechanism and the second correction mechanism are oppositely arranged; The first correction mechanism comprises an opening and closing driving unit, a first correction left arm and a first correction right arm, and the opening and closing driving unit drives the first correction left arm and the first correction right arm to move towards or away from each other; The second correction mechanism comprises a second correction arm; The bottom of the first correction mechanism is provided with a first correction moving mechanism, and the bottom of the second correction mechanism is provided with a second correction moving mechanism.

6. The cycle clamp type top cover pre-welding machine according to claim 1, characterized in that, The welding die mechanism comprises two welding dies, the two welding dies are located above the second conveying line and the third conveying line respectively, each of the welding dies is provided with a welding area, and welding clamps are arranged on both sides of each welding area; the upper and lower sides of the second conveying line are provided with a lifting structure corresponding to the welding area; and the upper and lower sides of the third conveying line are provided with another lifting structure corresponding to another welding area. The laser welding mechanism comprises a welding X-axis moving unit, a welding Z-axis moving unit and a laser welding unit.

7. The cycle clamp type top cover pre-welding machine according to claim 6, characterized in that, The lifting structure comprises a lifting unit and a lifting block, and the lifting unit drives the lifting block to drive the clamping base on the second conveying line or the third conveying line to move up and down, so that the welding clamps can clamp the battery cell module on the clamping base.

8. The cycle clamp type top cover pre-welding machine according to claim 1, characterized in that, The outer side of the clamping base is provided with a connecting groove, the second driving mechanism comprises a second linear moving unit, a telescopic member and a second connecting member which can be telescoped towards the second conveying line or / and the third conveying line; The second connecting member is matched with the connecting groove in shape and size.

9. The cycle clamp type top cover pre-welding machine according to claim 8, characterized in that, The first driving mechanism comprises a first linear moving unit and a first connecting member which can be telescoped towards the first conveying line; The first connecting member is matched with the connecting groove in shape and size.

10. The cycle clamp type top cover pre-welding machine according to claim 1, characterized in that, Further comprising a detection assembly, the detection assembly comprises a distance measuring X-axis moving unit, a distance measuring Y-axis moving unit and a distance meter.

11. The cycle clamp type top cover pre-welding machine according to claim 1, characterized in that, The feeding assembly comprises a feeding support, an X-axis feeding mechanism arranged on the feeding support, a Z-axis feeding mechanism and a feeding clamp jaw; the Z-axis feeding mechanism is arranged on the moving end of the X-axis feeding mechanism, and the feeding clamp jaw is arranged on the moving end of the Z-axis feeding mechanism. The discharging assembly comprises a discharging support, an X-axis discharging mechanism arranged on the discharging support, a Z-axis discharging mechanism and a discharging clamp jaw; the Z-axis discharging mechanism is arranged on the moving end of the X-axis discharging mechanism, and the discharging clamp jaw is arranged on the moving end of the Z-axis discharging mechanism.

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