CN218487466U

CN218487466U - Laser welding device

Info

Publication number: CN218487466U
Application number: CN202222355470.2U
Authority: CN
Inventors: 李东旭
Original assignee: Suzhou Makewell Automation Equipment Co ltd
Current assignee: Suzhou Makewell Automation Equipment Co ltd
Priority date: 2022-09-06
Filing date: 2022-09-06
Publication date: 2023-02-17
Anticipated expiration: 2032-09-06

Abstract

The utility model relates to a laser welding device, it includes: the device comprises a first moving assembly, a laser welding assembly, a second moving assembly, a rotary clamping jaw mechanism, a ring frame assembly, a product carrier table, an upper jacking assembly, a detection plate, a pressure sensor and a position detection assembly. This application can be with product upper portion and base pressfitting through the lower briquetting on the ring frame subassembly, because be provided with the spring on the ring frame subassembly, the pressfitting process has certain buffering. The base and the upper part of the product which are pressed together can be jacked upwards together through the jacking rod of the jacking assembly, so that the base is separated from the product carrier. Through the detection of the position detection assembly and the pressure sensor, whether the rising height of the product and the feedback pressure value meet the requirements can be detected. When the upper part of the product and the base reach the target position, the rotary clamping jaw mechanism clamps the upper part of the product firmly and can drive the upper part of the product and the base to rotate together, and then the joint of the base and the upper part of the product can be welded through the laser welding assembly.

Description

Laser welding device

Technical Field

The utility model relates to a laser welding field especially relates to laser welding device.

Background

When assembling some components, it is necessary to press the upper part of the product and the base together, and then weld the joint by the laser welding assembly.

The existing device for realizing the functions has the advantages of low automation degree, inconvenient use and low production efficiency.

SUMMERY OF THE UTILITY MODEL

Based on this, provide a laser welding device. The device has high automation degree and convenient use.

A laser welding apparatus comprising:

a first moving component, a laser welding component, a second moving component, a rotary clamping jaw mechanism, a ring frame component, a product carrier platform, an upper jacking component, a detection plate and a position detection component,

the first moving component is provided with a mounting rack, the laser welding component is arranged on the mounting rack, the second moving component is arranged on one side of the first moving component, the rotary clamping jaw mechanism is arranged on the second moving component, the rotary clamping jaw mechanism comprises a shell, a rotating component and a clamping jaw component, the clamping jaw component is arranged below the rotating component,

the annular frame assembly comprises a base plate, an annular fixing part and a top plate, the annular fixing part is installed on the rotating assembly, a plurality of linear bearings are circumferentially arranged on the annular fixing part at intervals, the top plate is arranged at the top ends of the linear bearings, the detection plate is arranged on the top plate, a position detection assembly is arranged above the detection plate and driven by a second moving assembly to synchronously lift with the rotating assembly,

the lower end of each linear bearing is provided with a spring seat connected with the annular fixed part, a push rod is arranged in each linear bearing, the top end of each push rod is connected with the top disc, the bottom end of each push rod extends out of the spring seat and is connected with a base disc arranged below the spring seat, a spring is sleeved outside each push rod, one end of each spring is arranged on the spring seat, the other end of each spring is arranged on the base disc, the center of the bottom end of the base disc is provided with a lower pressing block,

the chassis is provided with a clamping jaw abdicating through hole, the clamping jaw assembly comprises a driving part and a clamping head, the clamping head is positioned below the chassis,

the product carrier table is positioned below the clamping jaw assembly, the top pushing assembly is positioned below the product carrier table and comprises a top rod lifting driving mechanism, a support is arranged on the top rod lifting driving mechanism and is connected with a sliding block sliding rail assembly, a bearing assembly is arranged on the support, a top rod is arranged on the bearing assembly,

the product carrier is arranged on the product carrier table and provided with an ejector rod through hole for the ejector rod to pass through.

The above-mentioned device of this application can be with product upper portion and base pressfitting through briquetting down, owing to be provided with the spring, the pressfitting process has certain buffering. The base and the upper part of the product which are pressed together can be jacked up together by the jacking rod, so that the base is separated from the product carrier. After the upper part of the product and the base reach the target position, the clamping jaw assembly firmly clamps the upper part of the product, the rotating assembly can drive the upper part of the product and the base to rotate together, and then the joint of the base and the upper part of the product can be welded through the laser welding assembly. The device of the application has high automation degree and is beneficial to improving the production efficiency.

In one embodiment, the lifting device further comprises a pressure sensor, and the pressure sensor is arranged between the support and the ejector rod lifting driving mechanism.

In one embodiment, a camera assembly for detecting the quality of the welding seam is further arranged on the mounting frame, and the camera assembly is located below the laser welding assembly.

In one embodiment, the lower pressing block is provided with 3 or 4 avoiding holes.

In one embodiment, the welding device further comprises a blowing assembly and a suction assembly which are respectively arranged on two sides of a product to be welded, the blowing assembly is used for blowing protective gas to the product in the welding process, a fixing frame is arranged on the second moving assembly, the blowing assembly comprises a blowing pipe and a gas supply mechanism, the blowing pipe is arranged on the fixing frame, the suction assembly comprises a suction pipe and a suction mechanism connected with the suction pipe, and the suction pipe is arranged on the fixing frame.

In one embodiment, the first robot assembly includes a first horizontal movement mechanism and a first lift mechanism mounted on the first horizontal movement mechanism.

In one embodiment, the second moving assembly includes a second horizontal moving mechanism and a second lifting mechanism mounted on the second horizontal moving mechanism.

In one embodiment, a sensor lifting cylinder is arranged on one side of the shell of the rotary clamping jaw mechanism, and the position detection assembly is arranged on the sensor lifting cylinder.

Drawings

Fig. 1 is a schematic view of a laser welding apparatus according to an embodiment of the present application.

Fig. 2 is a schematic diagram illustrating an arrangement of a rotating assembly, a clamping jaw assembly, a ring frame assembly, a product carrier table, and an upper jacking assembly of a laser welding apparatus according to an embodiment of the present application.

Fig. 3 is a schematic view of a ring frame assembly of a laser welding apparatus of an embodiment of the present application.

Fig. 4 is a cross-sectional view of a ring frame assembly of a laser welding apparatus of an embodiment of the present application.

Fig. 5 is a schematic view of a pressure sensor of a laser welding apparatus according to an embodiment of the present application.

Wherein:

110. a first moving assembly; 111. a first lifting mechanism; 112. a first horizontal movement mechanism; 120. laser welding the assembly; 130. a camera assembly; 140. a topping assembly; 141. a mandril lifting driving mechanism; 142. a support; 143. a bearing assembly; 144. a top rod; 145. a pressure sensor; 146. a slider slide rail assembly; 150. a second moving assembly; 151. a second lifting mechanism; 152. a second horizontal movement mechanism; 160. a rotating jaw mechanism; 161. a clamping head; 170. an annular shelf assembly; 171. a top tray; 172. a ring-shaped fixing member; 173. a chassis; 174. a linear bearing; 175. a spring seat; 176. a spring; 177. a push rod; 178. pressing the block; 179. detecting a plate; 181. a position detection component; 182. a sensor lifting cylinder; 183. a product carrier table; 184. a product carrier; 185. an air blowing pipe; 186. an air intake duct; 187. a fixing frame.

Detailed Description

In order to make the above objects, features and advantages of the present invention more comprehensible, embodiments of the present invention are described in detail below with reference to the accompanying drawings. In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention. The present invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein, as those skilled in the art will be able to make similar modifications without departing from the spirit and scope of the present invention.

It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used in the description of the invention herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention.

As shown in fig. 1 to 4, an embodiment of the present application provides a laser welding apparatus, including: first moving assembly 110, laser welding assembly 120, second moving assembly 150, rotary jaw mechanism 160, ring frame assembly 170, product carrier table 183, overhead assembly 140, detection plate 179, and position detection assembly 145.

The first moving assembly 110 is provided with a mounting bracket, the laser welding assembly 120 is arranged on the mounting bracket, the second moving assembly 150 is arranged on one side of the first moving assembly 110, the rotary clamping jaw mechanism 160 is arranged on the second moving assembly 150, the rotary clamping jaw mechanism 160 comprises a shell, a rotating assembly and a clamping jaw assembly, the clamping jaw assembly is arranged below the rotating assembly, the annular frame assembly 170 comprises a bottom plate 173, an annular fixing member 172 and a top plate 171, the annular fixing member 172 is arranged on the rotating assembly, a plurality of linear bearings 174 are arranged on the annular fixing member 172 at intervals along the circumferential direction, the top end of each linear bearing 174 is provided with the top plate 171, the top plate 171 is provided with the detection plate 179, a position detection assembly 181 is arranged above the detection plate 179, the position detection assembly 181 is driven by the second moving assembly 150 to synchronously lift with the rotating assembly, the lower end of each linear bearing 174 is provided with a spring seat 175 connected with the annular fixing member 172, a push rod 177 is arranged in the linear bearing 174, the top end of the push rod 177 is connected with the top plate 171, the spring seat 175, the bottom end of the push rod 177 is extended out of the spring seat 175 and is connected with the spring seat 175 arranged on the bottom end of the bottom plate 173, and a central pressing block 176 arranged on the bottom plate 173, and a spring seat of the bottom plate 176 is arranged on the bottom plate 173, and a spring seat of the bottom plate 173, the spring seat 176 is arranged on the bottom plate 173, and a central pressing block 176.

The clamping jaw yielding through hole is formed in the chassis 173, the clamping jaw assembly comprises a driving portion and a clamping head 161, the clamping head 161 is located below the chassis 173, the product carrier platform 183 is located below the clamping jaw assembly, the top loading assembly 140 is located below the product carrier platform 183, the top loading assembly 140 comprises a top rod lifting driving mechanism 141, a support 142 is arranged on the top rod lifting driving mechanism 141, and the support 142 can be formed by connecting a plurality of block-shaped bodies. The support 142 is connected with the slider slide rail assembly 146, a bearing assembly 143 is arranged on the support 142, a push rod 144 is installed on the bearing assembly 143, a product carrier 184 is arranged on the product carrier table 183, and a push rod 144 through hole for the push rod 144 to pass through is formed in the product carrier 184.

In one embodiment, the lifting device further comprises a pressure sensor 145, and the pressure sensor 145 is arranged between the bracket 142 and the push rod lifting driving mechanism 141. Specifically, the body of the pressure sensor 145 may be connected to the moving member of the lift rod driving mechanism 141 through the frame body, and the body of the pressure sensor 145 may be further connected to the bracket 142. The contact of the pressure sensor 145 may be engaged with a corresponding element provided on the fixed part of the jack elevating driving mechanism 141.

In use of the apparatus of the present application, the second moving assembly 150 drives the rotary jaw mechanism 160 to move downward, thereby causing the annular frame assembly 170 to move downward as a whole. The upper portion of the product and base of the product carrier 184 may be pressed together by a lower press block 178 provided on the base plate 173. Because the ring carrier assembly 170 is provided with springs 176, the press-fit process is somewhat cushioned.

The pressed together base and product upper portion can then be lifted upward together by the lift pins 144 so that the base and product upper portion are moved away from the product carrier 184. During the raising of the ram 144, the bottom plate 173, ram 177 and top plate 171 of the ring frame assembly 170 will be raised together and cause the detector plate 179 to activate the upper position detector assembly 181. Due to the arrangement of the position detection component 181 and the pressure sensor 145, the position detection component 181 can be a displacement sensor which can detect whether the height of the product which is jacked up meets the requirement, and the pressure sensor 145 can detect whether the force value fed back after the product is jacked up meets the requirement.

When the base and the upper part of the product are jacked by the jacking rod 144 to meet the requirements, the clamping jaw assembly firmly clamps the upper part of the product, and the rotating assembly can drive the upper part of the product and the base to rotate together. Since the top bar 144 supports the base at this time, the top bar 144 rotates together with it. The joint of the base and the upper portion of the product is welded by the laser welding assembly 120.

In one embodiment, the first robot assembly includes a first horizontal moving mechanism 112 and a first lifting mechanism 111 mounted on the first horizontal moving mechanism 112.

In one embodiment, the second moving assembly 150 includes a second horizontal moving mechanism 152 and a second lifting mechanism 151 mounted on the second horizontal moving mechanism 152.

In one embodiment, a camera assembly 130 for detecting the quality of the weld is further disposed on the mounting frame, and the camera assembly 130 is located below the laser welding assembly 120.

After welding is completed, the camera assembly 130 can be moved to the position of the weld joint by the first moving assembly 110, and the weld joint is photographed and detected.

In one embodiment, the lower pressing block 178 is provided with 3 or 4 relief holes. The avoiding hole is used for avoiding the spring on the top of the product.

In one embodiment, the welding device further comprises a blowing assembly and a suction assembly respectively arranged at two sides of the product to be welded, wherein the blowing assembly is used for blowing protective gas to the product in the welding process, a fixed frame 187 is arranged on the second moving assembly 150, the blowing assembly comprises a blowing pipe 185 and a gas supply mechanism, the blowing pipe 185 is arranged on the fixed frame 187, the suction assembly comprises a suction pipe 186 and a suction mechanism connected with the suction pipe 186, and the suction pipe 186 is arranged on the fixed frame 187.

Specifically, the air blowing pipe 185 may be connected to the air supply mechanism through a hose. The suction tube 186 may be connected to a suction mechanism by a hose.

Specifically, the arrangement is such that the blowing pipe 185 and the suction pipe 186 can be lifted and lowered in synchronization with the rotary jaw mechanism 160. During welding, a shielding gas is blown to the welding area through the blowing pipe 185, and at the same time, suction is performed through the suction pipe 186.

In one embodiment, a sensor lifting cylinder 182 is disposed on one side of the housing of the rotary clamping jaw mechanism 160, and the position detection assembly 181 is disposed on the sensor lifting cylinder 182. Thus, the height of the position detection component 181 can be conveniently adjusted.

All possible combinations of the technical features of the above embodiments may not be described for the sake of brevity, but should be considered as within the scope of the present disclosure as long as there is no contradiction between the combinations of the technical features.

The above-mentioned embodiments only represent some embodiments of the present invention, and the description thereof is specific and detailed, but not to be construed as limiting the scope of the present invention. It should be noted that, for those skilled in the art, without departing from the spirit of the present invention, several variations and modifications can be made, which are within the scope of the present invention. Therefore, the protection scope of the present invention should be subject to the appended claims.

Claims

1. A laser welding apparatus, comprising:

a first moving component, a laser welding component, a second moving component, a rotary clamping jaw mechanism, a ring-shaped frame component, a product carrier platform, an upper jacking component, a detection plate and a position detection component,

the annular frame assembly comprises a base plate, an annular fixing piece and a top plate, the annular fixing piece is arranged on the rotating assembly, a plurality of linear bearings are circumferentially arranged on the annular fixing piece at intervals, the top plate is arranged at the top ends of the linear bearings, the detection plate is arranged on the top plate, a position detection assembly is arranged above the detection plate and driven by a second moving assembly to synchronously lift with the rotating assembly,

the product carrier bench is provided with a product carrier, and the product carrier is provided with an ejector rod through hole for an ejector rod to pass through.

2. The laser welding device according to claim 1, wherein a camera assembly for detecting the quality of the weld is further disposed on the mounting frame, and the camera assembly is located below the laser welding assembly.

3. The laser welding device according to claim 1, wherein the lower pressing block is provided with 3 or 4 relief holes.

4. The laser welding device according to claim 1, further comprising a blowing assembly and a suction assembly respectively disposed at two sides of the product to be welded, wherein the blowing assembly is used for blowing shielding gas to the product during welding, the second moving assembly is provided with a fixing frame, the blowing assembly comprises a blowing pipe and a gas supply mechanism, the blowing pipe is disposed on the fixing frame, the suction assembly comprises a suction pipe and a suction mechanism connected to the suction pipe, and the suction pipe is disposed on the fixing frame.

5. The laser welding apparatus according to claim 1, wherein the first robot assembly includes a first horizontal movement mechanism and a first lift mechanism mounted on the first horizontal movement mechanism.

6. The laser welding apparatus according to claim 1, wherein the second moving assembly includes a second horizontal moving mechanism and a second lifting mechanism mounted on the second horizontal moving mechanism.

7. The laser welding apparatus according to claim 1, wherein a sensor lift cylinder is provided at one side of a housing of the rotary jaw mechanism, and the position detection member is provided on the sensor lift cylinder.

8. The laser welding apparatus according to claim 1, further comprising a pressure sensor provided between the holder and the lift driving mechanism.