CN115156813A

CN115156813A - Automatic welding equipment for light alloy motor shell

Info

Publication number: CN115156813A
Application number: CN202210886812.5A
Authority: CN
Inventors: 黄晓玲
Original assignee: Hangzhou Jinjia Smart Technology Co ltd
Current assignee: Hangzhou Jinjia Smart Technology Co ltd
Priority date: 2022-07-26
Filing date: 2022-07-26
Publication date: 2022-10-11

Abstract

The invention discloses automatic welding equipment for a light alloy motor shell, and belongs to the technical field of motor manufacturing. An automatic welding device for a light alloy motor shell comprises a workbench, an automatic feeding mechanism, an automatic welding mechanism and a motor shell. The automatic feeding mechanism and the automatic welding mechanism are both directly or indirectly arranged on the upper end face of the workbench. The motor shell is arranged on the output end of the automatic feeding mechanism. The automatic welding mechanism comprises a stroke assembly, an anti-overflow assembly and a welding gun. The stroke assembly is installed on the upper end face of the workbench, the welding gun is installed at the output end of the stroke assembly, and the stroke assembly drives the welding gun to move for welding after being started. The anti-overflow assembly is mounted on the stroke assembly output end. According to the automatic welding machine, automatic circular feeding is realized through the automatic feeding mechanism, the motor shell can be automatically welded through the automatic welding mechanism, and the anti-overflow assembly plays a role in preventing the overflow of the welding liquid when the welding gun is used for welding the motor shell.

Description

Automatic welding equipment for light alloy motor shell

Technical Field

The invention belongs to the technical field of motor manufacturing, and particularly relates to automatic welding equipment for a light alloy motor shell.

Background

The motor is represented by a letter M (old standard is D) in a circuit, and the motor mainly plays a role in generating driving torque and is used as a power source of electric appliances or various machines.

In the manufacturing process of the light alloy motor, the light alloy motor shell needs to be welded, but the traditional welding technology of the light alloy motor shell adopts manual welding, the welding mode is slow, and meanwhile, the high temperature and the high brightness generated in the welding process can damage the manual physical condition of the operator.

In order to improve the welding efficiency of the motor housing, automatic welding technology for the motor housing is available on the market. For example, patent publication No. CN111451614B, entitled welding equipment for light alloy motor casing, discloses welding equipment for light alloy motor casing, which includes a workbench, the top middle of the workbench is fixedly connected with the bottom end of a rubber pad, and the bottom end of the motor casing on the left side is attached to the top middle of the rubber pad. This welding equipment for light alloy motor casing, elasticity through compression spring makes solid fixed splint reset and fixes the motor casing fast through the block rubber, has solved that current welding equipment for light alloy motor casing adopts the screw rod to carry out the clamping to the motor casing more, and the installation rate is slow, influences the problem of process velocity, improves work safety, has solved current welding equipment for light alloy motor casing and needs artifical handheld welder to weld the motor casing, easy accidental injury worker's problem.

However, in the above patent, only a single motor housing can be welded during the welding of the motor housing, and the motor housing cannot be detached, mounted, and welded at the same time, which results in low production efficiency. The problem of welding liquid overflow can take place in welding process, and above-mentioned patent can't shelter from the welding liquid of overflow, will appear that the welding liquid flows down along motor casing, solidifies at the motor casing surface at last, destroys motor casing's planarization. Meanwhile, the welding gun stroke is manually controlled, the automation degree is low, and the production efficiency is low.

Disclosure of Invention

The technical problem to be solved by the invention is to provide automatic welding equipment for a light alloy motor shell, which can realize automatic feeding of the motor shell, can simultaneously carry out feeding and discharging of the motor shell when a welding gun carries out welding, and obviously improves the production efficiency. And can shelter from the welding liquid of overflow when welder is to the motor casing welding machine, avoid appearing the problem that the welding liquid flows down. Meanwhile, the automatic stroke control of the welding gun is adopted, the stroke of the welding gun is not required to be manually controlled, and the production is more automatic.

The invention discloses automatic welding equipment for a light alloy motor shell. The automatic feeding mechanism and the automatic welding mechanism are both directly or indirectly arranged on the upper end face of the workbench. Motor casing installs on automatic feeding mechanism's output, can drive casing automatic feeding after automatic feeding mechanism starts, to motor casing automatic weld after automatic weld mechanism starts. The automatic feeding mechanism comprises a power turntable assembly and a clamp assembly. The power turntable assembly is installed at the upper end of the workbench, the fixture assembly is installed at the output end of the power turntable assembly, the motor shell is installed at the output end of the fixture assembly, and the power turntable assembly drives the fixture assembly and the motor shell to rotate for feeding after being started. The automatic welding mechanism comprises a stroke assembly, an anti-overflow assembly and a welding gun. The stroke assembly is installed on the upper end face of the workbench, the welding gun is installed at the output end of the stroke assembly, and the stroke assembly drives the welding gun to move for welding after being started. The anti-overflow subassembly is installed on stroke subassembly output end, and the anti-overflow subassembly can prevent the welding liquid overflow.

As a further improvement of the invention, the power turntable assembly comprises a support table, a turntable, a power motor and a rotating shaft. The supporting table is fixedly arranged on the upper end face of the workbench. The supporting plate is arranged inside the supporting table, and the power motor is fixedly arranged on the lower end face of the supporting plate. One end of the rotating shaft is fixedly connected with the lower end face of the rotary table, and the other end of the rotating shaft penetrates through the supporting plate to be installed at the output end of the power motor. The clamp assembly is installed on the upper end face of the rotary table.

As a further improvement of the invention, the clamp assembly comprises a positioning block, a fixed clamping plate, a clamp cylinder and a movable clamping plate. The positioning block and the fixed clamping plate are both fixedly arranged on the upper end face of the turntable. And the upper end surface of the positioning block is provided with a limiting groove. Still fixed mounting has the cylinder fixed plate on the carousel up end, and anchor clamps cylinder fixed mounting keeps away from one side of locating piece on the cylinder fixed plate. The output end of the clamp cylinder penetrates through the cylinder fixing plate and is fixedly connected with the outer side of the movable clamping plate.

As a further improvement of the invention, the inner sides of the fixed splint and the movable splint are fixedly provided with gaskets made of elastic materials.

As a further improvement of the invention, a welding baffle is also fixedly arranged on the upper end surface of the turntable.

As a further improvement of the invention, the stroke assembly comprises a support frame, a stroke cylinder, a moving plate, a guide rail, a stroke screw rod, a stroke motor, a nut seat and a connecting rod. The support frame is fixedly arranged on the upper end surface of the workbench. The stroke cylinder is fixedly arranged on the upper end surface of the support frame. The output end of the stroke cylinder penetrates through the support frame and is fixedly connected with the upper end face of the movable plate. The guide rail is fixedly arranged on the lower end surface of the movable plate. The stroke lead screw is rotatably arranged in the guide rail. The travel motor is fixedly arranged on one side of the guide rail. One end of the travel screw rod penetrates through the side wall of the guide rail and is connected with the output end of the travel motor. The nut seat is arranged on the stroke screw rod. One end of the connecting rod is fixedly arranged on the lower end surface of the nut seat. The welding gun and the anti-overflow assembly are fixed at the other end of the connecting rod.

As a further improvement of the invention, the upper end of the supporting frame is provided with a guide through hole. And a guide rod is fixedly arranged on the upper end surface of the moving plate. The other end of the guide rod penetrates through the guide through hole.

As a further improvement of the invention, the overflow prevention assembly comprises a fixing frame, an overflow fixing plate, an overflow baffle plate and a spring. The fixing frame is fixedly arranged at one end of the connecting rod, which is far away from the nut seat. Spring sleeves are fixedly arranged on the lower end face of the overflow fixing plate and the upper end face of the overflow baffle plate. The spring sleeve on the overflow fixing plate is sleeved in the inner wall of the spring sleeve on the overflow baffle. The spring is installed in the spring sleeve, and the spring both ends respectively with overflow fixed plate lower extreme face and overflow baffle up end fixed connection.

As a further improvement of the invention, the outer side wall of the overflow fixing plate is fixedly arranged at the lower end of the fixing frame.

As a further improvement of the invention, the anti-overflow assembly further comprises an overflow screw. The inner wall of the lower end of the fixing frame is provided with a guide groove. Both sides of the overflow fixing plate are provided with guide blocks. The overflow fixed plate is slidably mounted at the lower end of the fixed frame through the matching of the guide block and the guide groove. One end of the overflow screw rod is rotationally connected with the overflow fixing plate. The lower end of the fixing frame is also fixedly provided with a screw rod supporting plate. And a nut is arranged in the screw rod supporting plate. The other end of the overflow screw rod penetrates through the nut and is in threaded connection with the nut. And a rotating handle is fixedly arranged at one end of the overflow screw rod, which is far away from the overflow fixing plate.

Compared with the prior art, the invention has the beneficial effects that:

1. the automatic circular feeding device realizes automatic circular feeding through the automatic feeding mechanism. Press from both sides motor casing tightly through anchor clamps subassembly, rethread power carousel subassembly drives motor casing and rotates automatic feeding, and the process and the welding process mutually noninterfere of unloading on the motor casing of equipment carry out motor casing's welding when making equipment can go up unloading to reach the purpose that improves production efficiency.

2. According to the automatic welding machine, the motor shell can be automatically welded through the automatic welding mechanism, the welding gun can be driven to automatically weld the motor shell through the stroke assembly, manual control over the stroke of the welding gun is not needed, the production is more automatic, and the production efficiency is improved.

3. The anti-overflow assembly has the function of preventing the overflow of the welding liquid when the welding gun performs welding on the motor shell, so that the situation that the welding liquid flows down to the shell of the motor shell is avoided.

4. According to the motor shell fixing device, the motor shell is prevented from being arranged on the positioning block, the clamp cylinder drives the movable clamping plate to be matched with the fixed clamping plate to clamp the motor shell tightly, so that the motor shell is fixed, and the operation is convenient and rapid.

5. The spacers made of elastic materials are fixedly arranged on the inner sides of the fixed clamping plate and the movable clamping plate, and when the movable clamping plate and the fixed clamping plate fix the motor shell, the spacers made of the elastic materials can play a role of flexible support, so that the situation that the motor shell is damaged due to the fact that the movable clamping plate and the elastic clamping plate are too hard and directly contact with the motor shell is avoided.

6. According to the invention, the welding baffle is fixedly arranged on the upper end surface of the rotary disc, so that the spark caused in the process of welding the motor shell by the welding gun can be shielded and blocked, the spark is effectively prevented from splashing on the feeding and discharging position of the motor shell, and the glasses of an operator who feeds and discharges materials are prevented from being damaged by dazzling sparks in the welding process.

7. According to the invention, the moving plate is moved by the stroke cylinder to move up and down, so that the up-and-down stroke of the welding gun is controlled, the stroke screw rod is driven by the stroke motor to rotate, and the nut seat arranged on the stroke screw rod moves back and forth, so that the front-and-back stroke of the welding gun is controlled, the purpose of automatically controlling the stroke of the welding gun is achieved, manual operation is not needed, the automation degree is higher, and the production efficiency is improved.

8. According to the invention, through the arrangement of the guide through hole and the guide rod, the guide rod and the guide through hole are matched in the process that the travel cylinder drives the moving plate to move, so that the moving plate can be limited and guided, and the stability of the moving plate in the moving process is improved.

9. According to the invention, when the stroke assembly controls the welding gun to move downwards for welding, the anti-overflow assembly is driven to move downwards, the overflow baffle abuts against the outer wall of the motor shell, and the overflowing welding liquid is shielded, so that the purpose of preventing the welding liquid from overflowing is achieved. Through the setting of spring, can compression spring at the in-process that the anti-overflow subassembly moved down, the elasticity of spring can make under the overflow baffle terminal surface inconsistent with motor casing outer wall all the time, avoids appearing under the overflow baffle the condition of terminal surface and motor casing outer wall separation, causes the problem appearance that the anti-overflow function became invalid.

10. According to the invention, through the arrangement of the overflow screw rod, the overflow screw rod is rotated to drive the overflow fixing plate to move, so that the distance between the overflow baffles is adjusted, the purpose of adjusting the distance between the overflow baffles is achieved, the overflow baffles can be suitable for welding anti-overflow of various welding widths, and the practicability of the anti-overflow assembly is increased. Simultaneously, through the matching of the guide groove and the guide block, the overflow lead screw drives the overflow fixing plate to move, so that the effect of limiting and guiding is exerted on the overflow fixing plate, and the moving stability of the overflow fixing plate is improved.

Drawings

FIG. 1 is a schematic perspective view of the present invention;

FIG. 2 is a schematic view in elevation, partly in section and according to the invention;

FIG. 3 is a schematic view of the clamp assembly of the present invention;

FIG. 4 is a schematic structural view of an automatic welding mechanism according to the present invention;

FIG. 5 is a cross-sectional view of the anti-overflow assembly of the present invention;

FIG. 6 is a schematic structural diagram according to a second embodiment of the present invention;

FIG. 7 is a schematic structural view of an anti-overflow assembly according to a second embodiment of the present invention;

fig. 8 is a schematic structural diagram of an anti-overflow assembly according to another perspective in the second embodiment of the present invention.

The reference numbers in the figures illustrate:

1. a work table; 2. an automatic feeding mechanism; 201. a power swivel assembly; 2011. a support table; 2012. a turntable; 2013. a power motor; 2014. a rotating shaft; 2015. a support plate; 202. a clamp assembly; 2021. positioning blocks; 2022. fixing the clamping plate; 2023. a clamp cylinder; 2024. a movable splint; 2025. a limiting groove; 2026. a cylinder fixing plate; 2027. a gasket; 3. an automatic welding mechanism; 301. a stroke assembly; 3011. a support frame; 3012. a stroke cylinder; 3013. moving the plate; 3014. a guide rail; 3015. a travel screw rod; 3016. a stroke motor; 3017. a nut seat; 3018. a connecting rod; 3019. a guide through hole; 3110. a guide rod; 302. an anti-overflow assembly; 3021. a fixed mount; 3022. an overflow fixing plate; 3023. an overflow baffle; 3024. a spring; 3025. a spring sleeve; 3026. an overflow screw rod; 3027. a guide groove; 3028. a guide block; 3029. a screw support plate; 3120. a nut; 3121. rotating the handle; 303. welding a gun; 4. a motor housing; 5. and a baffle plate.

Detailed Description

The first embodiment is as follows: referring to fig. 1, the automatic welding equipment for the light alloy motor shell includes a workbench 1, an automatic feeding mechanism 2, an automatic welding mechanism 3 and a motor shell 4; the automatic feeding mechanism 2 and the automatic welding mechanism 3 are both directly or indirectly arranged on the upper end surface of the workbench 1; the motor shell 4 is installed on the output end of the automatic feeding mechanism 2, the automatic feeding mechanism 2 can drive the shell to automatically feed after being started, and the automatic welding mechanism 3 automatically welds the motor shell 4 after being started; the automatic feeding mechanism 2 comprises a power turntable assembly 201 and a clamp assembly 202; the power turntable assembly 201 is mounted at the upper end of the workbench 1, the clamp assembly 202 is mounted at the output end of the power turntable assembly 201, the motor shell 4 is mounted at the output end of the clamp assembly 202, the motor shell 4 is clamped by the clamp assembly 202, the motor shell 4 is driven by the power turntable assembly 201 to rotate for automatic feeding, the feeding and discharging process and the welding process of the motor shell 4 of the equipment are not interfered with each other, so that the motor shell 4 can be welded while feeding and discharging of the equipment are carried out; the automatic welding mechanism 3 includes a stroke assembly 301, an anti-overflow assembly 302, and a welding gun 303; the stroke assembly 301 is arranged on the upper end face of the workbench 1, the welding gun 303 is arranged on the output end of the stroke assembly 301, the welding gun 303 can be driven by the stroke assembly 301 to automatically weld the motor shell 4, the stroke of the welding gun is not required to be manually controlled, the production is more automatic, and the production efficiency is improved; anti-overflow assembly 302 is installed on stroke assembly 301 output, and anti-overflow assembly 302 plays the effect that prevents the welding liquid overflow when welding gun 303 carries out the welding machine to motor housing 4 to avoid appearing the condition appearance that the welding liquid flows down to on the motor housing 4 shell.

Referring to fig. 2, the power swivel assembly 201 includes a support base 2011, a swivel 2012, a power motor 2013 and a rotating shaft 2014; the supporting table 2011 is fixedly arranged on the upper end surface of the workbench 1 through Luo Dong; a support plate 2015 is arranged in the support table 2011, and the power motor 2013 is fixedly installed on the lower end face of the support plate 2015 through screws; one end of a rotating shaft 2014 is fixedly connected with the lower end face of the turntable 2012 through a screw, and the other end of the rotating shaft 2014 penetrates through a support plate 2015 and is installed at the output end of the power motor 2013; the clamp assembly 202 is mounted on the upper end face of the turntable 2012; the rotating shaft 2014 is driven to rotate through the power motor 2013, so that the turntable 2012 is driven to rotate, and the clamp assembly 202 installed on the upper end face of the turntable 2012 rotates to realize the automatic feeding function.

Referring to fig. 3, the clamp assembly 202 includes a positioning block 2021, a fixed clamp plate 2022, a clamp cylinder 2023, and a movable clamp plate 2024; the positioning block 2021 and the fixed clamp plate 2022 are both fixedly mounted on the upper end face of the turntable 2012 through screws; a limiting groove 2025 is formed in the upper end face of the positioning block 2021; the motor shell 4 can be conveniently mounted and limited on the positioning block 2021 through the limiting groove; an air cylinder fixing plate 2026 is fixedly mounted on the upper end face of the rotary table 2012 through screws, and the clamp air cylinder 2023 is fixedly mounted on one side, far away from the positioning block 2021, of the air cylinder fixing plate 2026 through screws; the output end of the clamp cylinder 2023 penetrates through the cylinder fixing plate 2026 and is fixedly connected with the outer side of the movable clamp plate 2024 through screws. The clamp cylinder 2023 drives the movable clamp plate 2024 to cooperate with the fixed clamp plate 2022 to clamp the motor housing 4 tightly, thereby completing the fixation of the motor housing 4, and the operation is convenient and fast. The inner sides of the fixed splint 2022 and the movable splint 2024 are both fixedly provided with a gasket 2027, and the gasket 2027 is made of elastic material. The gasket 2027 made of elastic material can play a role of flexible support, and the situation that the motor housing 4 is damaged due to the fact that the movable clamping plate 2024 and the elastic clamping plate are in direct contact with the motor housing 4 due to the hard texture is avoided.

Referring to fig. 1, a welding baffle 5 is further fixedly mounted on the upper end surface of the turntable 2012 through screws. Welding baffle 5 can play the effect of sheltering from the obstruction at the spark that welding rifle 303 caused to the 4 welded in-process of motor casing, and the effectual spark of avoiding splashing the last unloading department of motor casing 4 also avoids the dazzling spark to cause the harm to the operating personnel glasses of unloading of going up simultaneously.

Referring to fig. 4, the stroke assembly 301 includes a support 3011, a stroke cylinder 3012, a moving plate 3013, a guide 3014, a stroke screw 3015, a stroke motor 3016, a nut seat 3017, and a connecting rod 3018; the support 3011 is fixedly mounted on the upper end face of the workbench 1 through screws; the stroke cylinder 3012 is fixedly mounted on the upper end face of the support 3011 through a screw; the output end of the stroke cylinder 3012 penetrates through the support frame 3011 and is fixedly connected with the upper end face of the moving plate 3013 through a screw; the guide rail 3014 is fixedly installed on the lower end face of the moving plate 3013 through a screw; the stroke screw 3015 is rotatably installed inside the guide rail 3014; the stroke motor 3016 is fixedly mounted on one side of the guide rail 3014 through screws; one end of a stroke screw 3015 penetrates through the side wall of the guide rail 3014 and is connected with the output end of the stroke motor 3016; the nut seat 3017 is installed on the stroke lead screw 3015; one end of a connecting rod 3018 is fixedly installed on the lower end face of the nut seat 3017 through a screw; both the welding gun 303 and the anti-overflow assembly 302 are fixed to the other end of the link 3018 by screws. The moving plate 3013 is moved by the stroke cylinder 3012 to move up and down, so that the up-and-down stroke of the welding gun 303 is controlled, the stroke motor 3016 drives the stroke screw 3015 to rotate, the nut seat 3017 mounted on the stroke screw 3015 moves back and forth, so that the front-and-back stroke of the welding gun 303 is controlled, the purpose of automatically controlling the stroke of the welding gun 303 is achieved, manual operation is not needed, and the automation degree is higher.

Referring to fig. 4, the upper end of the support 3011 is provided with a guide through hole 3019; a guide bar 3110 is fixedly mounted on the upper end surface of the moving plate 3013 through a screw; the other end of the guide bar 3110 penetrates the guide through hole 3019. The guide bar 3110 and the guide through hole 3019 are matched to play a role in limiting and guiding the movement of the moving plate 3013, and therefore stability of the moving plate 3013 in the moving process is improved.

Referring to fig. 5, overflow prevention assembly 302 includes a mount 3021, an overflow securing plate 3022, an overflow shield 3023, and a spring 3024; the fixing rack 3021 is fixedly mounted on one end of the connecting rod 3018, which is far away from the nut seat 3017, through screws; spring sleeves 3025 are fixedly welded on the lower end face of the overflow fixing plate 3022 and the upper end face of the overflow baffle 3023; a spring sleeve 3025 on the overflow fixing plate 3022 is movably sleeved in the inner wall of the spring sleeve 3025 on the overflow baffle 3023; the spring 3024 is installed in the spring sleeve 3025, and two ends of the spring 3024 are respectively and fixedly connected with the lower end face of the overflow fixing plate 3022 and the upper end face of the overflow baffle 3023. The outer side wall of the overflow fixing plate 3022 is fixedly mounted at the lower end of the fixing frame 3021 through screws. When the stroke assembly 301 controls the welding gun 303 to move downwards for welding, the anti-overflow assembly 302 is driven to move downwards, the overflow baffle 3023 abuts against the outer wall of the motor shell 4, the overflowing welding liquid is shielded, and therefore the purpose of preventing the overflow of the welding liquid is achieved. Through the setting of spring 3024, can compress spring 3024 at the in-process that anti-overflow subassembly 302 moved down, the elasticity of spring 3024 can make under the overflow baffle 3023 terminal surface inconsistent with motor casing 4 outer wall all the time, avoids appearing under the overflow baffle 3023 the condition of terminal surface and the separation of motor casing 4 outer wall, causes the problem of anti-overflow function inefficacy to appear.

In the invention, firstly, a motor shell 4 is placed on a positioning block 2021 far away from a welding gun 303, the motor shell 4 is limited through a limiting groove 2025, a clamp cylinder 2023 is started again, the clamp cylinder 2023 drives a movable clamp plate 2024 to move towards the motor shell 4, the motor shell 4 is clamped and fixed by matching with a fixed clamp plate 2022, a power motor 2013 is started again, the power motor 2013 drives a rotating shaft 2014 to rotate, the rotating shaft 2014 drives a rotating disc 2012 to rotate so as to rotate the motor shell 4 to be below the welding gun 303, a stroke cylinder 3012 is started again, the stroke cylinder 3012 drives a moving plate 3013 to move downwards, so as to drive the welding gun 303 connected with a connecting rod 3018 to move downwards to a welding position, meanwhile, the connecting rod 3018 moves downwards to drive the anti-overflow assembly 302 to move downwards, and the overflow baffle 3023 is abutted against the outer wall of the motor shell 4, play the effect of sheltering from to the welding liquid of overflow, restart welding gun 303 welds motor casing 4, start stroke motor 3016 simultaneously, stroke motor 3016 drives stroke lead screw 3015 and rotates, thereby make nut seat 3017 move on the lead screw, and then drive connecting rod 3018 and welding gun 303 and carry out the back-and-forth movement welding, need not artifical manual operation welding gun 303, production is more automatic, apparent improvement production efficiency, after the welding is accomplished, stroke cylinder 3012 drives movable plate 3013 rebound and resets, thereby drive connecting rod 3018 and welding gun 303 and anti-overflow subassembly 302 rebound, restart power motor 2013, drive carousel 2012 and rotate, rotate the motor casing 4 that will weld the completion to the one end of keeping away from welding gun 303, the motor casing 4 that the control anchor clamps cylinder 2023 will weld the completion loosens, accomplish the unloading.

Referring to fig. 6-8, the second embodiment differs from the first embodiment in the structure of the anti-overflow assembly 302, specifically in that: the anti-overflow assembly 302 further includes an overflow screw 3026; a guide groove 3027 is formed in the inner wall of the lower end of the fixed frame 3021; guide blocks 3028 are arranged on both sides of the overflow fixing plate 3022; the overflow fixing plate 3022 is slidably mounted at the lower end of the fixing frame 3021 through the matching of the guide block 3028 and the guide groove 3027; one end of an overflow screw rod 3026 is rotatably connected with an overflow fixing plate 3022, and a screw rod supporting plate 3029 is also fixedly arranged at the lower end of the fixing frame 3021; a nut 3120 is fixedly installed in the screw rod support plate 3029; the other end of the overflow screw rod 3026 penetrates through the nut 3120 and is in threaded connection with the nut 3120; a rotating handle 3121 is fixedly mounted on one end of the overflow screw rod 3026 far from the overflow fixing plate 3022. Through the setting of overflow lead screw 3026, rotate overflow lead screw 3026 and drive overflow fixed plate 3022 and remove to adjust the interval between the overflow baffle 3023, reach the purpose of adjusting overflow baffle 3023 interval, make overflow baffle 3023 can be applicable to the welding anti-overflow of various welding width, increase anti-overflow flow assembly 302's practicality. Meanwhile, through the matching of the guide groove 3027 and the guide block 3028, the overflow lead screw 3026 drives the overflow fixing plate 3022 to move, so that the effect of limiting and guiding the overflow fixing plate 3022 is achieved, and the movement stability of the overflow fixing plate 3022 is improved. The rotary handle is arranged on the overflow screw rod 3026, so that the overflow screw rod 3026 can be conveniently rotated.

Claims

1. The utility model provides an automatic weld equipment of light alloy motor casing which characterized in that: comprises a workbench (1), an automatic feeding mechanism (2), an automatic welding mechanism (3) and a motor shell (4);

the automatic feeding mechanism (2) and the automatic welding mechanism (3) are both directly or indirectly arranged on the upper end surface of the workbench (1);

the motor shell (4) is installed on the output end of the automatic feeding mechanism (2), the automatic feeding mechanism (2) can drive the motor shell (4) to automatically feed materials after being started, and the automatic welding mechanism (3) automatically welds the motor shell (4) after being started;

the automatic feeding mechanism (2) comprises a power turntable assembly (201) and a clamp assembly (202);

the power turntable assembly (201) is installed at the upper end of the workbench (1), the clamp assembly (202) is installed at the output end of the power turntable assembly (201), the motor shell (4) is installed at the output end of the clamp assembly (202), and the power turntable assembly (201) drives the clamp assembly (202) and the motor shell (4) to rotate and feed materials after being started;

the automatic welding mechanism (3) comprises a stroke assembly (301), an anti-overflow assembly (302) and a welding gun (303);

the stroke assembly (301) is installed on the upper end face of the workbench (1), the welding gun (303) is installed on the output end of the stroke assembly (301), and the stroke assembly (301) drives the welding gun (303) to move for welding after being started;

an anti-overflow assembly (302) is mounted on the output end of the stroke assembly (301), and the anti-overflow assembly (302) can prevent the overflow of the welding liquid.

2. The automatic welding apparatus for a light alloy motor housing according to claim 1, wherein: the power turntable assembly (201) comprises a support table (2011), a turntable (2012), a power motor (2013) and a rotating shaft (2014);

the supporting table (2011) is fixedly arranged on the upper end surface of the workbench (1);

a support plate (2015) is arranged in the support table (2011), and a power motor (2013) is fixedly arranged on the lower end face of the support plate (2015);

one end of a rotating shaft (2014) is fixedly connected with the lower end face of the turntable (2012), and the other end of the rotating shaft (2014) penetrates through a supporting plate (2015) and is installed on the output end of the power motor (2013);

the clamp assembly (202) is mounted on the upper end face of the turntable (2012).

3. The automatic welding apparatus for a light alloy motor housing according to claim 2, wherein: the clamp assembly (202) comprises a positioning block (2021), a fixed clamp plate (2022), a clamp cylinder (2023) and a movable clamp plate (2024);

the positioning block (2021) and the fixed clamp plate (2022) are both fixedly arranged on the upper end face of the turntable (2012);

a limiting groove (2025) is arranged on the upper end surface of the positioning block (2021);

an air cylinder fixing plate (2026) is further fixedly mounted on the upper end face of the turntable (2012), and the clamp air cylinder (2023) is fixedly mounted on one side, far away from the positioning block (2021), of the air cylinder fixing plate (2026);

the output end of the clamp cylinder (2023) penetrates through the cylinder fixing plate (2026) and is fixedly connected with the outer side of the movable clamp plate (2024).

4. The automatic welding apparatus for a light alloy motor housing according to claim 3, wherein: the inner sides of the fixed splint (2022) and the movable splint (2024) are fixedly provided with gaskets (2027), and the gaskets (2027) are made of elastic materials.

5. The automatic welding apparatus for a light alloy motor housing according to claim 2, wherein: and a welding baffle (5) is also fixedly arranged on the upper end surface of the turntable (2012).

6. The automatic welding apparatus for a light alloy motor housing according to claim 1, wherein: the stroke assembly (301) comprises a support frame (3011), a stroke cylinder (3012), a moving plate (3013), a guide rail (3014), a stroke lead screw (3015), a stroke motor (3016), a nut seat (3017) and a connecting rod (3018);

the support frame (3011) is fixedly mounted on upper end of the work level (1);

the stroke cylinder (3012) is fixedly mounted on the upper end face of the support frame (3011);

the output end of the stroke cylinder (3012) penetrates through the support frame (3011) and is fixedly connected with the upper end face of the moving plate (3013);

the guide rail (3014) is fixedly mounted on the lower end face of the moving plate (3013);

the stroke screw rod (3015) is rotatably arranged in the guide rail (3014);

the stroke motor (3016) is fixedly arranged on one side of the guide rail (3014); one end of a stroke screw rod (3015) penetrates through the side wall of the guide rail (3014) and is connected with the output end of a stroke motor (3016);

the nut seat (3017) is installed on the stroke screw rod (3015);

one end of a connecting rod (3018) is fixedly arranged on the lower end face of the nut seat (3017);

the welding gun (303) and the anti-overflow assembly (302) are both fixed on the other end of the connecting rod (3018).

7. The automatic welding apparatus for a light alloy motor housing of claim 6, wherein: the upper end of the support frame (3011) is provided with a guide through hole (3019);

a guide rod (3110) is fixedly arranged on the upper end surface of the moving plate (3013);

the other end of the guide rod (3110) penetrates through the guide through hole (3019).

8. The automatic welding apparatus for a light alloy motor housing of claim 6, wherein: the overflow prevention assembly (302) comprises a fixed frame (3021), an overflow fixing plate (3022), an overflow baffle (3023) and a spring (3024);

the fixed frame (3021) is fixedly arranged at one end of the connecting rod (3018) far away from the nut seat (3017);

spring sleeves (3025) are fixedly arranged on the lower end surface of the overflow fixing plate (3022) and the upper end surface of the overflow baffle (3023);

a spring sleeve (3025) on the overflow fixing plate (3022) is movably sleeved in the inner wall of the spring sleeve (3025) on the overflow baffle (3023);

the spring (3024) is arranged in the spring sleeve (3025), and two ends of the spring (3024) are respectively and fixedly connected with the lower end surface of the overflow fixing plate (3022) and the upper end surface of the overflow baffle (3023).

9. The automatic welding apparatus for a light alloy motor housing of claim 8, wherein: the outer side wall of the overflow fixing plate (3022) is fixedly arranged at the lower end of the fixing frame (3021).

10. The automatic welding apparatus for a light alloy motor housing of claim 8, wherein: the anti-overflow assembly (302) further comprises an overflow screw rod (3026);

a guide groove (3027) is arranged on the inner wall of the lower end of the fixed frame (3021);

guide blocks (3028) are arranged on both sides of the overflow fixing plate (3022); an overflow fixing plate (3022) is arranged at the lower end of the fixing frame (3021) in a sliding manner through the matching of a guide block (3028) and a guide groove (3027);

one end of an overflow screw rod (3026) is rotatably connected with an overflow fixing plate (3022);

the lower end of the fixed frame (3021) is also fixedly provided with a screw rod supporting plate (3029);

a nut (3120) is arranged in the screw rod support plate (3029);

the other end of the overflow screw rod (3026) penetrates through the nut (3120) and is in threaded connection with the nut (3120);

a rotating handle (3121) is fixedly arranged at one end of the overflow screw rod (3026) far away from the overflow fixing plate (3022).