Pressure welding equipment with pressure unloading function

Abstract

The utility model relates to the technical field of pressure welding processing, in particular to pressure welding equipment with a pressure-bearing and force-unloading function, which comprises a rack provided with a pressure welding station and a welding station; the clamp device is suitable for fixing the lower fork leg; the transfer device is suitable for transferring the clamp device between the crimping station and the welding station; the clamp device comprises a connecting plate which is connected with the movable end of the transfer device; the movable plate is arranged above the connecting plate; the supporting rod is arranged below the movable plate and penetrates through the movable end of the transfer device; the limiting rod is connected with the top surface of the movable plate, and the limiting rod is used for sleeving the lower fork leg; when the limiting rod is pressed, the supporting rod abuts against the machine frame so that force can be transmitted to the machine frame. Through the arrangement of the supporting rod and the movable plate, when the crimping device carries out crimping, pressure is transferred to the rack, the stress of the movable end of the transfer device is reduced, the possibility of deformation of the movable end of the transfer device is further reduced, and the service life of the transfer device is guaranteed.

Description

TECHNICAL FIELD

[0001] The utility model relates to pressure welding processing technical field especially, relates to a pressure welding equipment with pressure unloading function. BACKGROUND

[0002] Lower fork leg is one of the necessary parts of electric vehicle.

[0003] In processing, a rear cover 7 needs to be crimped on the lower fork leg 6, and the rear cover 7 is welded with the lower fork leg 6. Figure 1 The rear cover 7 is pressed in the lower fork leg 6, and the rear cover 7 is also provided with a through hole 71.

[0004] The existing processing mode is that the rear cover 7 is first pressed into the lower fork leg 6 on the hydraulic machine, and then the lower fork leg 6 with the rear cover 7 is transferred to the welding area through the transfer device and is welded again, in order to improve the efficiency, a clamp is generally arranged on the movable end of the transfer device, which causes the impact force during crimping to affect the transfer device and reduces the service life of the transfer device. TECHNICAL SOLUTION

[0005] The utility model solves the technical problems in the prior art, and provides a pressure welding equipment with pressure unloading function.

[0006] The utility model adopts the technical scheme that a pressure welding equipment with pressure unloading function comprises a rack, a crimping station and a welding station, a clamp device is suitable for fixing a lower fork leg, a transfer device is suitable for transferring the clamp device between the crimping station and the welding station, the clamp device comprises a connecting plate connected with the movable end of the transfer device, a movable plate is arranged above the connecting plate, a supporting rod is arranged below the movable plate and passes through the movable end of the transfer device, a limiting rod is connected with the top surface of the movable plate, the limiting rod is used for sleeving the lower fork leg, and when the limiting rod is subjected to pressure, the supporting rod is in contact with the rack to transmit force to the rack.

[0007] The pressure welding equipment with pressure unloading function has the advantages that when the crimping device is crimped, the pressure is transferred to the rack, the stress of the movable end of the transfer device is reduced, the possibility of deformation of the movable end of the transfer device is reduced, and the service life of the transfer device is guaranteed.

[0008] Further, the transfer device comprises a rotating piece and a rotating disc, the rotating piece is arranged on the rack, and the output end of the rotating piece is connected with the rotating disc.

[0009] Further, the clamp device further comprises a guide rod, one end of the guide rod is connected with the movable plate, and the other end of the guide rod is inserted into the connecting plate; a stabilizing spring is sleeved on the guide rod, one end of the stabilizing spring is in contact with the movable plate, and the other end of the stabilizing spring is in contact with the connecting plate.

[0010] Further, the support rod is connected with the bottom surface of the movable plate.

[0011] Further, the support rod is not connected with the bottom surface of the movable plate.

[0012] Further, the limiting rod is provided with a containing hole on the top surface, and a welding slag preventing pin is arranged in the containing hole, and when the rear cover is crimped on the lower fork leg, the welding slag preventing pin is inserted into the through hole.

[0013] Further, the welding device adopts a welding robot.

[0014] Further, the rack is provided with a fixed window, and the rotating disc is connected with a rotating window, and when the welding device works, the rotating window is located in the fixed window and is flush with the fixed window.

[0015] Further, the clamp device is connected with a wire, one end of the wire away from the clamp device is connected with the movable end of the transfer device, the rack is provided with a carbon brush, the carbon brush is always in contact with the movable end of the transfer device, and the carbon brush is grounded.

[0016] Further, the clamp device further comprises a telescopic cylinder connected with the movable end of the transfer device, the telescopic cylinder has two movable ends, two clamping blocks are oppositely arranged, and the opposite sides of the two clamping blocks are provided with V-shaped grooves; and a control valve is connected with the telescopic cylinder to control the extension and retraction of the two movable ends of the telescopic cylinder.

[0017] Further, the rack is provided with a knocking cylinder, when the clamping mechanism is located in the crimping station, the movable end of the knocking cylinder knocks the control end of the control valve, and the two movable ends of the telescopic cylinder are extended.

[0018] The utility model discloses the beneficial effect is,

[0019] 1. Through the setting of the support rod and the movable plate, when the crimping device crimps, the pressure is transferred to the rack, the stress of the movable end of the transfer device is reduced, the deformation of the movable end of the transfer device is reduced, and the service life of the transfer device is guaranteed.

[0020] 2. The through hole is blocked by the welding slag pin, and the possibility of welding slag entering the through hole during welding is reduced.

[0021] 3. Through the setting of the fixed window and the rotating window, the welding station is isolated from the crimping station, and the possibility of damaging the operator of the crimping station is reduced.

[0022] 4. The carbon brush is grounded, so that the welding device can form a complete loop when working. BRIEF DESCRIPTION OF DRAWINGS

[0023] The utility model is further explained in connection with the drawings and examples.

[0024] Figure 1 Is the structure diagram of the lower fork leg and the rear cover in the prior art.

[0025] Figure 2 Is the schematic diagram of the whole pressure welding equipment in the utility model.

[0026] Figure 3 Is the schematic diagram of the transfer device in the utility model.

[0027] Figure 4 Is the schematic diagram of the clamp device in the utility model.

[0028] Figure 5 Is the schematic diagram of the crimping device in the utility model.

[0029] In the drawing: 1, rack; 11, fixed window; 12, knock cylinder; 2, welding device; 3, transfer device; 31, rotating piece; 32, rotating disc; 321, rotating window; 33, divider; 4, crimping device; 41, telescopic piece; 42, suction accessory; 421, boss; 5, clamp device; 51, support mechanism; 511, connecting plate; 512, movable plate; 513, support rod; 514, limiting rod; 5141, containing hole; 5142, installation groove; 5143, mounting hole; 515, guide rod; 516, support plate; 52, clamping mechanism; 521, telescopic cylinder; 522, control valve; 523, clamping block; 5231, V-shaped groove; 6, lower fork leg; 7, rear cover; 71, through hole. DETAILED DESCRIPTION

[0030] The utility model will be explained in further detail in connection with the drawings. These drawings are all simplified schematic diagrams, and only illustrate the basic structure of the utility model in a schematic way, so it only shows the relevant components of the utility model.

[0031] In the description of the utility model, it is necessary to understand that the orientation or positional relationship indicated by the terms "center", "longitudinal", "transverse", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential" is the orientation or positional relationship shown based on the drawing, and is only for the convenience of describing the utility model and simplifying the description, and therefore cannot be understood as limiting the utility model. In addition, the features limited by "first" and "second" can explicitly or implicitly include one or more features. In the description of the utility model, unless otherwise stated, the meaning of "multiple" is two or more. In the description of the utility model, it should be explained that, unless otherwise specified and limited, the terms "mounting", "connection", "connection" should be understood broadly, for example, it can be fixedly connected, or it can be detachably connected, or integrally connected; it can be mechanically connected, or it can be electrically connected; it can be directly connected, or it can be indirectly connected through an intermediate medium; it can be the communication between two elements. For ordinary skilled persons in the art, the specific meaning of the above terms in the utility model can be understood according to the specific circumstances.

[0032] The utility model discloses a kind of pressure welding equipment with pressure relief function.

[0033] Refer to Figures 2 to 5 A kind of pressure welding equipment with pressure relief function, including rack 1 and welding device 2, rack 1 has crimping station and welding station on it. Rack 1 is also provided with transfer device 3 and crimping device 4, the movable end of transfer device 3 is connected with clamp device 5, clamp device 5 is suitable for fixed lower fork leg 6, transfer device 3 is suitable for transferring clamp device 5 between crimping station and welding station. Crimping device 4 is suitable for crimping rear cover 7 in lower fork leg 6, welding device 2 is suitable for welding rear cover 7 and lower fork leg 6.

[0034] When working, clamp device 5 is first in crimping station, and then crimping device 4 is crimped to lower fork leg 6, so that rear cover 7 is pressed in lower fork leg 6, then transfer device 3 transfers clamp device 5 to welding station, and welding device 2 welds lower fork leg 6 and rear cover 7, after welding, transfer device 3 transfers clamp device 5 to crimping station again, and the operator takes down the welded lower fork leg 6, and places new lower fork leg 6 to clamp device 5, and realizes automatic integration of crimping and welding once clamping, improves processing efficiency and precision.

[0035] Specifically, the transferring device 3 comprises a rotating piece 31, a divider 33 and a rotating disc 32, the rotating piece 31 is fixedly connected below the frame 1, the output end of the rotating piece 31 is connected with the divider 33, and the output end of the divider 33 is connected with the rotating disc 32. The divider 33 can be a cam divider 33 to ensure that the accuracy error of the rotating disc 32 is extremely small each time the rotating disc 32 rotates. The rotating piece 31 can be an electric motor.

[0036] In this embodiment, the clamp device 5 comprises a clamping mechanism 52 and a supporting mechanism 51, both of which are arranged on the movable end of the transferring device 3, the supporting mechanism 51 is adapted to provide support for the lower fork leg 6, and the clamping mechanism 52 is adapted to clamp the lower fork leg 6.

[0037] Specifically, the supporting mechanism 51 comprises a connecting plate 511, a movable plate 512, a supporting rod 513, a limiting rod 514, a guide rod 515 and a stabilizing spring, the connecting plate 511 is fixedly connected to the rotating disc 32, the movable plate 512 is arranged above the connecting plate 511, and the supporting rod 513 is arranged below the movable plate 512 and can be fixedly connected with the movable plate 512 or have no connection relationship with the movable plate 512. The end of the supporting rod 513 away from the movable plate 512 penetrates through the rotating disc 32. The limiting rod 514 is fixedly connected with the top surface of the movable plate 512, and the limiting rod 514 is used for sleeving the lower fork leg 6. One end of the guide rod 515 is fixedly connected with the movable plate 512, and the other end is inserted into the connecting plate 511. The stabilizing spring is sleeved on the guide rod 515, one end of the stabilizing spring abuts against the movable plate 512, and the other end abuts against the connecting plate 511, so as to exert pressure on the movable plate 512 and improve the stability of the movable plate 512. The frame 1 is fixedly connected with a supporting plate 516, and the supporting plate 516 is used for contacting the supporting rod 513. When the crimping device 4 is crimping, the supporting rod 513 and the movable plate 512 move until the supporting rod 513 abuts against the supporting plate 516, so as to transmit force to the frame 1.

[0038] More specifically, the limiting rod 514 is provided with a containing hole 5141 on the top surface, the containing hole 5141 is provided with an anti-slag pin, and when the rear cover 7 is crimped on the lower fork leg 6, the anti-slag pin is inserted into the through hole 71. The limiting rod 514 is provided with a mounting groove 5142 on the side wall, and the mounting groove 5142 is provided with a mounting hole 5143, and the mounting hole 5143 is adapted to screw in a bolt to fix the anti-slag pin, which is beneficial to adjusting the height of the anti-slag pin. Meanwhile, the top of the anti-slag pin is chamfered, which is beneficial to guiding the rear cover 7 and improving the crimping accuracy.

[0039] Specifically, the crimping device 4 comprises a telescopic piece 41 and a suction accessory 42, the telescopic piece 41 is fixedly connected to the rack 1, the suction accessory 42 is connected to the movable end of the telescopic piece 41, the suction accessory 42 is fixedly connected with a boss 421, the rear cover 7 is sleeved on the boss 421, the boss 421 is provided with a negative pressure hole, the negative pressure hole is connected to a negative pressure source, and the rear cover 7 is suitable to be adsorbed. The telescopic piece 41 can be a pneumatic cylinder or a hydraulic cylinder.

[0040] Further, the welding device 2 can adopt a welding robot.

[0041] Further, the rack 1 is fixedly connected with a fixed window 11, and the rotating disc 32 is fixedly connected with a rotating window 321. When the welding device 2 works, the rotating window 321 is located in the fixed window 11 and is flush with the fixed window 11, so as to isolate the welding station from the crimping station and reduce the possibility of causing safety hazards to the operators at the crimping station.

[0042] In addition, the connecting plate 511 is connected with a wire, one end of the wire away from the clamp device 5 is connected with the rotating disc 32, and the rack 1 is provided with a carbon brush, the carbon brush is in contact with the bottom surface of the rotating disc 32, and the carbon brush is grounded.

[0043] It should be noted that the rack 1 is provided with a knocking cylinder 12, the clamping mechanism 52 comprises a telescopic cylinder 521, a control valve 522 and two clamping blocks 523, the telescopic cylinder 521 is fixedly connected with the movable plate 512, the telescopic cylinder 521 has two movable ends, the two movable ends of the telescopic cylinder 521 are fixedly connected with the two clamping blocks 523 respectively, and the opposite sides of the two clamping blocks 523 are both provided with V-shaped grooves 5231, so as to clamp the lower fork leg 6. The control valve 522 is connected with the telescopic cylinder 521 through a gas pipe, so as to control the extension and retraction of the two movable ends of the telescopic cylinder 521. When the clamping mechanism 52 is located at the crimping station, the movable end of the knocking cylinder 12 knocks the control end of the control valve 522, so that the two movable ends of the telescopic cylinder 521 extend.

[0044] Working principle: the clamp device 5 is switched between the crimping station and the welding station through the transfer device 3. When working, the clamp device 5 is first at the crimping station, the operator places the lower fork leg 6 to the clamp device 5, then the crimping device 4 crimps the lower fork leg 6, so that the rear cover 7 is pressed in the lower fork leg 6, then the transfer device 3 transfers the clamp device 5 to the welding station, the welding device 2 welds the lower fork leg 6 and the rear cover 7, after welding, the transfer device 3 transfers the clamp device 5 to the crimping station again, the operator takes down the welded lower fork leg 6 and places a new lower fork leg 6 to the clamp device 5, so that the automatic integration of crimping and welding is realized once clamping, and the processing efficiency and precision are improved.

[0045] Through the setting of the support rod 513 and the movable plate 512, the pressure is transferred to the rack 1 when the crimping device 4 is crimping, the stress of the movable end of the transfer device 3 is reduced, and the deformation of the movable end of the transfer device 3 is reduced, thereby guaranteeing the service life of the transfer device 3. The through hole 71 is blocked by the welding slag pin, and the possibility of welding slag entering the through hole 71 is reduced.

[0046] Through the setting of the fixed window 11 and the rotating window 321, the welding station is isolated from the crimping station, and the possibility of damage to the operator of the crimping station is reduced. Through the carbon brush grounding, the welding device 2 can form a complete loop when working.

[0047] Based on the above ideal embodiments of the present application, through the above description, relevant personnel can make various changes and modifications without deviating from the technical idea of the present application. The technical scope of the present application is not limited to the contents of the specification, and must be determined according to the scope of the claims.

Claims

1. A pressure welding device with pressure relief function, characterized in that, The utility model relates to a machine frame (1) and welding device (2) and clamp device (5) and transfer device (3) and the machine frame (1) is connected through the welding device (2) and the clamp device (5) and the transfer device (3). The utility model relates to a machine frame (1) and welding device (2) and clamp device (5) and transfer device (3) and the machine frame (1) is connected through the welding device (2) and the clamp device (5) and the transfer device (3). The utility model relates to a machine frame (1) and welding device (2) and clamp device (5) and transfer device (3) and the machine frame (1) is connected through the welding device (2) and the clamp device (5) and the transfer device (3). The utility model relates to a machine frame (1) and welding device (2) and clamp device (5) and transfer device (3) and the machine frame (1) is connected through the welding device (2) and the clamp device (5) and the transfer device (3). The utility model relates to a machine frame (1) and welding device (2) and clamp device (5) and transfer device (3) and the machine frame (1) is connected through the welding device (2) and the clamp device (5) and the transfer device (3). The utility model relates to a machine frame (1) and welding device (2) and clamp device (5) and transfer device (3) and the machine frame (1) is connected through the welding device (2) and the clamp device (5) and the transfer device (3). The utility model relates to a machine frame (1) and welding device (2) and clamp device (5) and transfer device (3) and the machine frame (1) is connected through the welding device (2) and the clamp device (5) and the transfer device (3). The utility model relates to a machine frame (1) and welding device (2) and clamp device (5) and transfer device (3) and the machine frame (1) is connected through the welding device (2) and the clamp device (5) and the transfer device (3). The utility model relates to a machine frame (1) and welding device (2) and clamp device (5) and transfer device (3) and the machine frame (1) is connected through the welding device (2) and the clamp device (5) and the transfer device (3). The utility model relates to a machine frame (1) and welding device (2) and clamp device (5) and transfer device (3) and the machine frame (1) is connected through the welding device (2) and the clamp device (5) and the transfer device (3).

2. The press welding apparatus having a press-off function according to claim 1, wherein The utility model relates to a machine frame (1) and welding device (2) and clamp device (5) and transfer device (3) and the machine frame (1) is connected through the welding device (2) and the clamp device (5) and the transfer device (3).

3. The press welding apparatus having a press-off function according to claim 1, wherein The utility model relates to a machine frame (1) and welding device (2) and clamp device (5) and transfer device (3) and the machine frame (1) is connected through the welding device (2) and the clamp device (5) and the transfer device (3). The utility model relates to a machine frame (1) and welding device (2) and clamp device (5) and transfer device (3) and the machine frame (1) is connected through the welding device (2) and the clamp device (5) and the transfer device (3). The utility model relates to a machine frame (1) and welding device (2) and clamp device (5) and transfer device (3) and the machine frame (1) is connected through the welding device (2) and the clamp device (5) and the transfer device (3).

4. The press welding apparatus having a press-off function according to claim 1, wherein The utility model relates to a machine frame (1) and welding device (2) and clamp device (5) and transfer device (3) and the machine frame (1) is connected through the welding device (2) and the clamp device (5) and the transfer device (3).

5. The crimping apparatus having a pressure relief function according to claim 1, wherein The utility model relates to a machine frame (1) and welding device (2) and clamp device (5) and transfer device (3) and the machine frame (1) is connected through the welding device (2) and the clamp device (5) and the transfer device (3).

6. The crimping apparatus having a pressure relief function according to claim 1, wherein The utility model relates to a machine frame (1) and welding device (2) and clamp device (5) and transfer device (3) and the machine frame (1) is connected through the welding device (2) and the clamp device (5) and the transfer device (3).

7. The crimping apparatus having a pressure relief function according to claim 2, wherein The utility model relates to a machine frame (1) and welding device (2) and clamp device (5) and transfer device (3) and the machine frame (1) is connected through the welding device (2) and the clamp device (5) and the transfer device (3).

8. The crimping apparatus having a pressure relief function according to claim 2, wherein The utility model relates to a machine frame (1) and welding device (2) and clamp device (5) and transfer device (3) and the machine frame (1) is connected through the welding device (2) and the clamp device (5) and the transfer device (3).

9. The crimping apparatus having a pressure relief function according to claim 1, wherein The utility model relates to a machine frame (1) and welding device (2) and clamp device (5) and transfer device (3) and the machine frame (1) is connected through the welding device (2) and the clamp device (5) and the transfer device (3). The utility model relates to a machine frame (1) and welding device (2) and clamp device (5) and transfer device (3) and the machine frame (1) is connected through the welding device (2) and the clamp device (5) and the transfer device (3). The utility model relates to a machine frame (1) and welding device (2) and clamp device (5) and transfer device (3) and the machine frame (1) is connected through the welding device (2) and the clamp device (5) and the transfer device (3). The utility model relates to a machine frame (1) and welding device (2) and clamp device (5) and transfer device (3) and the machine frame (1) is connected through the welding device (2) and the clamp device (5) and the transfer device (3). The utility model relates to a machine frame (1) and welding device (2) and clamp device (5) and transfer device (3) and the machine frame (1) is connected through the welding device (2) and the clamp device (5) and the transfer device (3). The utility model relates to a machine frame (1) and welding device (2) and clamp device (5) and transfer device (3) and the machine frame (1) is connected through the welding device (2) and the clamp device (5) and the transfer device (3). The utility model relates to a machine frame (1) and welding device (2) and clamp device (5) and transfer device (3) and the machine frame (1) is connected through the welding device (2) and the clamp device (5) and the transfer device (3). The utility model relates to a machine frame (1) and welding device (2) and clamp device (5) and transfer device (3) and the machine frame (1) is connected through the welding device (2) and the clamp device (5) and the transfer device (3). The utility model relates to a machine frame (1) and welding device (2) and clamp device (5) and transfer device (3) and the machine frame (1) is connected through the welding device (2) and the clamp device (5) and the transfer device (3). The utility model relates to a machine frame (1) and welding device (2) and clamp device (5) and transfer device (3) and the machine frame (1) is connected through the welding device (2) and the clamp device (5) and the transfer device (3). The utility model relates to a machine frame (1) and welding device (2) and clamp device (5) and transfer device (3) and the machine frame (1) is connected through the welding device (2) and the clamp device (5) and the transfer device (3). The utility model relates to a machine frame (1) and welding device (2) and clamp device (5) and transfer device (3) and the machine frame (1) is connected through the welding device (2) and the clamp device (5) and the transfer device (3). The utility model relates to a machine frame (1) and welding device (2) and clamp device (5) and transfer device (3) and the machine frame (1) is connected through the welding device (2) and the clamp device (5) and the transfer device (3). The utility model relates to a machine frame (1) and welding device (2) and clamp device (5) and transfer device (3) and the machine frame (1) is connected through the welding device (2) and the clamp device (5) and the transfer device (3). The utility model relates to a machine frame (1) and welding device (2) and clamp device (5) and transfer device (3) and the machine frame (1) is connected through the welding device (2) and the clamp device (5) and the transfer device (3). The utility model relates to a machine frame (1) and welding device (2) and clamp device (5) and transfer device (3) and the machine frame (1) is connected through the welding device 10. The press welding apparatus having a press-off function according to claim 9, wherein The rack (1) is provided with a knocking cylinder (12), when the clamping mechanism (52) is located in the crimping station, the movable end of the knocking cylinder (12) knocks the control end of the control valve (522), and the two movable ends of the telescopic cylinder (521) are extended.

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