CN113369894A - Automatic welding production line for fire damper - Google Patents
Automatic welding production line for fire damper Download PDFInfo
- Publication number
- CN113369894A CN113369894A CN202110536229.7A CN202110536229A CN113369894A CN 113369894 A CN113369894 A CN 113369894A CN 202110536229 A CN202110536229 A CN 202110536229A CN 113369894 A CN113369894 A CN 113369894A
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- cylinder
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- 238000003466 welding Methods 0.000 title claims abstract description 88
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 22
- 238000005096 rolling process Methods 0.000 claims abstract description 32
- 230000002265 prevention Effects 0.000 claims description 23
- 238000007599 discharging Methods 0.000 claims description 8
- 210000000078 claw Anatomy 0.000 claims description 2
- 230000000149 penetrating effect Effects 0.000 claims description 2
- 238000003825 pressing Methods 0.000 claims description 2
- 229910000831 Steel Inorganic materials 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000004080 punching Methods 0.000 description 2
- 238000010008 shearing Methods 0.000 description 2
- 239000010959 steel Substances 0.000 description 2
- 238000005452 bending Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000005520 cutting process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23P—METAL-WORKING NOT OTHERWISE PROVIDED FOR; COMBINED OPERATIONS; UNIVERSAL MACHINE TOOLS
- B23P23/00—Machines or arrangements of machines for performing specified combinations of different metal-working operations not covered by a single other subclass
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- Optics & Photonics (AREA)
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Resistance Welding (AREA)
Abstract
The invention relates to the technical field of fire fighting equipment, in particular to an automatic welding production line for a fire damper, which comprises a first rolling forming machine, a second rolling forming machine, a first welding machine, a second welding machine and an automatic combination welding machine, wherein the length directions of the first rolling forming machine and the second rolling forming machine are both in the left-right direction, the first rolling forming machine and the second rolling forming machine are both used for rolling forming a fire damper assembly, the first welding machine and the second welding machine are used for welding the fire damper assembly, and the automatic combination welding machine is used for splicing and welding the fire damper assembly to fix the fire damper assembly. The invention aims to provide an automatic welding production line for a fire damper.
Description
Technical Field
The invention relates to the technical field of fire fighting equipment, in particular to an automatic welding production line for a fire damper.
Background
Most of the existing production processes of the fire damper are sequentially composed of a cutting plate, a bending plate and a welding plate, and a large amount of manual operation is needed, so that the existing fire damper shell is low in precision and poor in quality.
At present, the chinese patent with the publication number CN206967041U discloses a bolt-fixed automatic production line for a fire-proof valve housing and a fire-proof valve housing, wherein the automatic production line comprises a feeding frame, a first feeding device, a first shearing device, a punching unit device, a first leveling device, a second feeding device, a flange forming device, a second leveling device, a discharging platform and a second shearing device, and the automatic production line completes the processes of punching and folding the fire-proof valve housing at one time, so that the manufacture of the fire-proof valve housing is completed on one production line.
The above prior art solutions have the following drawbacks: there is no means for welding the molded fire damper assembly.
Disclosure of Invention
The invention aims to provide an automatic welding production line for a fire damper, which aims to solve the problems in the prior art.
The technical purpose of the invention is realized by the following technical scheme:
the automatic welding production line for the fire damper comprises a first rolling forming machine, a second rolling forming machine, a first welding machine, a second welding machine and an automatic combined welding machine, wherein the length directions of the first rolling forming machine and the second rolling forming machine are both in the left-right direction, the first rolling forming machine and the second rolling forming machine are both used for rolling forming the fire damper assembly, the first welding machine and the second welding machine are used for welding the fire damper assembly, and the automatic combined welding machine is used for splicing and fixing the fire damper assembly and welding and fixing the fire damper assembly.
By adopting the technical scheme, the first rolling forming machine, the second rolling forming machine, the first welding machine, the second welding machine and the automatic combined welding machine are mutually matched, so that the fireproof valve shell which is welded and assembled can be manufactured by the original steel coil.
In a further embodiment, automatic combination welding machine includes fire prevention valve subassembly fixed work platform, discharge apparatus, first slip table and second slip table, the equal fixed mounting in four angles at fire prevention valve subassembly fixed work platform's top has the square pole of vertical setting, first slip table interval sets up the rear side of fire prevention valve subassembly fixed work platform, second slip table interval sets up the front side of fire prevention valve subassembly fixed work platform, equal slidable mounting has a plurality of automatic positioning welding device on first slip table and the second slip table, just direction about a plurality of automatic positioning welding device's the slip direction is, discharge apparatus is fixed to be set up the right side of fire prevention valve subassembly fixed work platform, discharge apparatus is used for pressing from both sides the fire prevention valve clamp that the welding was accomplished to the right side of fire prevention valve subassembly fixed work platform.
In a further embodiment, the automatic positioning and welding device comprises a sliding block, a motor, a screw rod, a first air cylinder and a welding gun, wherein a supporting plate is fixedly mounted on one side of the top end of the sliding block, the motor is vertically and fixedly mounted on the top of the supporting plate, a through hole is formed in the middle of the supporting plate and used for fixedly mounting a bearing, the top end of the screw rod is arranged in the bearing in a penetrating mode, a rectangular block is connected to the screw rod in a threaded mode, the rectangular block is close to one end of the sliding block and attached to the sliding block, the welding gun is fixedly mounted on one side of the rectangular block, the sliding block is far away from the one side of the rectangular block, and the first air cylinder is horizontally arranged.
In a further embodiment, two automatic positioning welding devices are slidably mounted on the first sliding table and the second sliding table.
In a further embodiment, the discharging device comprises a supporting frame, a workbench, a sliding device and a clamping device, the workbench is fixedly arranged on the right side of the fixed workbench of the fire-proof valve assembly, the supporting frame is fixedly arranged at the top of the workbench, the sliding device is fixedly arranged at the top end of the inside of the supporting frame, the clamping device is fixedly arranged at the bottom of the sliding device, the sliding device is used for enabling the clamping device to move left and right relative to the supporting frame, and the clamping device is used for clamping the fire-proof valve after welding.
In a further embodiment, the clamping device includes a rectangular frame, a first guide rod, a second guide rod, a third guide rod, a fourth guide rod, a second cylinder, a third cylinder, a fourth cylinder and a fifth cylinder, the length directions of the first guide rod, the second guide rod, the third guide rod and the fourth guide rod are left and right directions, the first guide rod and the second guide rod are fixedly installed at the front end of the rectangular frame, a gap is formed between the first guide rod and the second guide rod, the third guide rod and the fourth guide rod are fixedly installed at the front end of the rectangular frame, a gap is formed between the third guide rod and the fourth guide rod, the second cylinder, the third cylinder, the fourth cylinder and the fifth cylinder are vertically arranged, ejector rods of the second cylinder, the third cylinder, the fourth cylinder and the fifth cylinder are located at the bottom end of the cylinder body, and a first slider slidably installed on the first guide rod is fixedly installed at the top end of the cylinder body of the second cylinder and the third cylinder The bottom of the front end face of the cylinder body of the second cylinder and the third cylinder is fixedly provided with a second sliding block which is arranged on the second guide rod in a sliding mode, the top of the front end face of the cylinder body of the fourth cylinder and the top of the front end face of the cylinder body of the fifth cylinder are fixedly provided with a third sliding block which is arranged on the third guide rod in a sliding mode, the bottom of the front end face of the cylinder body of the fourth cylinder and the bottom of the front end face of the cylinder body of the fifth cylinder are fixedly provided with a fourth sliding block which is arranged on the fourth guide rod in a sliding mode, and the bottom of the ejector rod of the second cylinder, the bottom of the ejector rod of the third cylinder, the bottom of the ejector rod of the fourth cylinder and the bottom of the ejector rod of the fifth cylinder are all provided with clamping jaws which are used for grabbing a fireproof valve shell.
In conclusion, the invention has the following beneficial effects:
1. the first rolling forming machine, the second rolling forming machine, the first welding machine, the second welding machine and the automatic combined welding machine are matched with each other, so that the fire-proof valve shell which is welded and assembled can be manufactured from the original steel coil, and the production and manufacturing line of the fire-proof valve is complete.
Drawings
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a top view of FIG. 1;
FIG. 3 is a schematic view of the overall structure of the automatic tack welding apparatus of the present invention;
FIG. 4 is a schematic view of the overall construction of the discharging device of the present invention;
fig. 5 is a schematic view showing the overall structure of the grasping apparatus of the present invention.
In the figure, 1, a first rolling forming machine; 2. a second rolling forming machine; 3. a first welding machine; 4. a second welding machine; 5. automatic combination welding machine; 510. the fire-proof valve component is fixed on the workbench; 520. a discharge device; 521. a support frame; 522. a working platform; 523. 524, a clamping device; 525. 526, a first guide bar; 527. a second guide bar; 528. 529, a fourth guide rod, 531, a second cylinder; 532 a third cylinder; 533. a fourth cylinder; 534. a fifth cylinder; 535. 536, a second slide block; 537. a third slider; 538. a fourth slider; 539. 530, a first sliding table; 540. a second sliding table; 551. a square bar; 6. an automatic positioning welding device; 601. a slider; 602. a motor; 603. a screw; 605. a first cylinder; 606. a welding gun; 607. a support plate; 608. a rectangular block; .
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
In which like parts are designated by like reference numerals. It should be noted that the terms "front", "back", "left", "right", "upper" and "lower" used in the following description refer to directions in fig. 1, the terms "bottom" and "top", "inner" and "outer" refer to directions toward and away from a particular component geometry, respectively, and the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present specification, "plurality" means two or more unless the direction of the center is specifically defined otherwise.
Example (b):
as shown in fig. 1-5, an automatic welding production line for fire-proof valves comprises a first rolling forming machine 1, a second rolling forming machine 2, a first welding machine 3, a second welding machine 4 and an automatic combination welding machine 5, wherein the length directions of the first rolling forming machine 1 and the second rolling forming machine 2 are both left and right directions, the first rolling forming machine 1 and the second rolling forming machine 2 are both used for rolling forming fire-proof valve components, the first welding machine 3 and the second welding machine 4 are used for welding fire-proof valve components, and the automatic combination welding machine 5 is used for splicing and welding the fire-proof valve components; the automatic combined welding machine 5 comprises a fireproof valve component fixing workbench 510, a discharging device 520, a first sliding table 530 and a second sliding table 540, wherein square rods 551 which are vertically arranged are fixedly installed at four corners of the top of the fireproof valve component fixing workbench 510, the first sliding table 530 is arranged at the rear side of the fireproof valve component fixing workbench 510 at intervals, the second sliding table 540 is arranged at the front side of the fireproof valve component fixing workbench 510 at intervals, a plurality of automatic positioning welding devices 6 are slidably installed on the first sliding table 530 and the second sliding table 540, the sliding directions of the automatic positioning welding devices 6 are the left and right directions, the discharging device 520 is fixedly arranged at the right side of the fireproof valve component fixing workbench 510, and the discharging device 520 is used for clamping the welded fireproof valve to the right side of the fireproof valve component fixing workbench 510; the automatic positioning and welding device 6 comprises a sliding block 601, a motor 602, a screw 603, a first air cylinder 605 and a welding gun 606, wherein a supporting plate 607 is fixedly installed on one side of the top end of the sliding block 601, the motor 602 is vertically and fixedly installed on the top of the supporting plate 607, a through hole is formed in the middle of the supporting plate 607 and is used for fixedly installing a bearing, the top end of the screw 603 penetrates through the bearing, a rectangular block 608 is connected to the screw 603 in a threaded manner, one end, close to the sliding block 601, of the rectangular block 608 is attached to the sliding block 601, the welding gun 606 is fixedly installed on one side of the rectangular block 608, the first air cylinder 605 is fixedly installed on one side, far away from the rectangular block 608, of the sliding block 601, and the first air cylinder 605 is horizontally arranged; two automatic positioning welding devices 6 are slidably mounted on the first sliding table 530 and the second sliding table 540; the discharging device 520 comprises a supporting frame 521, a working platform 522, a sliding device 523 and a clamping device 524, wherein the working platform 522 is fixedly arranged on the right side of the fire-proof valve assembly fixing working table 510, the supporting frame 521 is fixedly arranged at the top of the working platform 522, the sliding device 523 is fixedly arranged at the top end of the inside of the supporting frame 521, the clamping device 524 is fixedly arranged at the bottom of the sliding device 523, the sliding device 523 is used for enabling the clamping device 524 to move left and right relative to the supporting frame 521, and the clamping device 524 is used for clamping the welded fire-proof valve; the clamping device 524 comprises a rectangular frame 525, a first guide rod 526, a second guide rod 527, a third guide rod 528, a fourth guide rod 529, a second air cylinder 531, a third air cylinder 532, a fourth air cylinder 533 and a fifth air cylinder 534, the length directions of the first guide rod 526, the second guide rod 527, the third guide rod 528 and the fourth guide rod 529 are left and right directions, the first guide rod 526 and the second guide rod 527 are fixedly installed at the front end of the rectangular frame 525 respectively, a gap is formed between the first guide rod 526 and the second guide rod 527, the third guide rod 528 and the fourth guide rod 529 are fixedly installed at the front end of the rectangular frame 525 respectively, a gap is formed between the third guide rod 528 and the fourth guide rod 529, the second air cylinder 531, the third air cylinder 532, the fourth air cylinder 533 and the fifth air cylinder 534 are vertically arranged, ejector rods of the second air cylinder 531, the third air cylinder 532, the fourth air cylinder 533 and the fifth air cylinder 534 are located at the bottom end of the air cylinder body, and the top ends of the air cylinder bodies of the second air cylinder 531, the third air cylinder 532 and the first guide rod are fixedly installed at the first guide rod 526, the bottom of the front end face of the cylinder body of the second cylinder 531 and the third cylinder 532 is fixedly provided with a second slider 536 slidably mounted on a second guide rod 527, the top of the front end face of the cylinder body of the fourth cylinder 533 and the fifth cylinder 534 is fixedly provided with a third slider 537 slidably mounted on a third guide rod 528, the bottom of the front end face of the cylinder body of the fourth cylinder 533 and the fifth cylinder 534 is fixedly provided with a fourth slider 538 slidably mounted on a fourth guide rod 529, the bottom of the ejector rod of the second cylinder 531, the bottom of the ejector rod of the third cylinder 532, the top of the ejector rod of the fourth cylinder 533 and the top of the ejector rod of the fifth cylinder 534 are provided with claws 539 for grabbing the fire-proof valve housing.
The specific implementation process comprises the following steps: the parts roll-formed by the first roll forming machine 1 and the second roll forming machine 2 are preliminarily welded by a first welding machine 3 and a second welding machine 4 by a human, and then all the components are placed on the fire valve assembly fixing table 510, wherein, the four corners at the top of the fire prevention valve assembly fixing workbench 510 are all fixedly provided with the vertically arranged square bars 551 for limiting the fire prevention valve assembly to move towards the center of the fire prevention valve assembly fixing workbench 510, the fire valve assembly is then pushed toward the center of the top of the fire valve assembly fixing table 510 by the first cylinder 605 of the automatic tack welding apparatus 6, the fire valve assembly is fixed on the top of the fire valve assembly fixing workbench 510, the fire valve assembly is welded by the automatic positioning and welding device 6 to become a complete fire valve housing, and finally the welded fire valve housing is clamped onto the workbench by the unloading device 520.
In the embodiments of the present disclosure, the terms "mounting," "connecting," "fixing," and the like are used in a broad sense, for example, "connecting" may be a fixed connection, a detachable connection, or an integral connection; "coupled" may be direct or indirect through an intermediary. The specific meanings of the above terms in the disclosed embodiments of the invention can be understood by those of ordinary skill in the art as appropriate.
The present embodiment is only for explaining the present invention, and it is not limited to the present invention, and those skilled in the art can make modifications of the present embodiment without inventive contribution as needed after reading the present specification, but all of them are protected by patent law within the scope of the claims of the present invention.
Claims (6)
1. The utility model provides a fire prevention valve automatic weld production line, includes first roll forming machine (1), second roll forming machine (2), first welding machine (3), second welding machine (4) and automatic combination welding machine (5), its characterized in that: the length directions of the first rolling forming machine (1) and the second rolling forming machine (2) are both in the left-right direction, the first rolling forming machine (1) and the second rolling forming machine (2) are both used for rolling forming of the fireproof valve assembly, the first welding machine (3) and the second welding machine (4) are used for welding the fireproof valve assembly, and the automatic combination welding machine (5) is used for enabling the fireproof valve assembly to be spliced and fixed and welding and fixing the fireproof valve assembly.
2. The automatic welding production line of fire prevention valves of claim 1, characterized in that: automatic combination welding machine (5) are including fire prevention valve subassembly fixed work platform (510), discharge apparatus (520), first slip table (530) and second slip table (540), the equal fixed mounting in four angles at the top of fire prevention valve subassembly fixed work platform (510) has square pole (551) of vertical setting, first slip table (530) interval sets up the rear side of fire prevention valve subassembly fixed work platform (510), second slip table (540) interval sets up the front side of fire prevention valve subassembly fixed work platform (510), equal slidable mounting has a plurality of automatic positioning welding device (6) on first slip table (530) and second slip table (540), just the slip direction of a plurality of automatic positioning welding device (6) is left right direction, discharge apparatus (520) are fixed to be set up the right side of fire prevention valve subassembly fixed work platform (510), discharge apparatus (520) are used for pressing from both sides the fire prevention valve that the welding was accomplished to fire prevention valve subassembly fixed work platform (551), (3) 510) To the right of (a).
3. The automatic welding production line of fire prevention valves of claim 2, characterized in that: the automatic positioning welding device (6) comprises a sliding block (601), a motor (602), a screw rod (603), a first air cylinder (605) and a welding gun (606), wherein a supporting plate (607) is fixedly installed on one side of the top end of the sliding block (601), the motor (602) is vertically and fixedly installed on the top of the supporting plate (607), a through hole is formed in the middle of the supporting plate (607) and used for fixedly installing a bearing, the top end of the screw rod (603) is arranged in the bearing in a penetrating manner, a rectangular block (608) is connected to the screw rod (603) in a threaded manner, one end, close to the sliding block (601), of the rectangular block (608) is attached to the sliding block (601), the welding gun (606) is fixedly installed on one side of the rectangular block (608), and the first air cylinder (605) is fixedly installed on one side, far away from the rectangular block (608), of the sliding block (601), and the first cylinder (605) is horizontally arranged in the transverse direction.
4. The automatic welding production line of fire prevention valves of claim 3, characterized in that: and two automatic positioning welding devices (6) are arranged on the first sliding table (530) and the second sliding table (540) in a sliding manner.
5. The automatic welding production line of fire prevention valves of claim 2, characterized in that: the discharging device (520) comprises a supporting frame (521), a working platform (522), a sliding device (523) and a clamping device (524), wherein the working platform (522) is fixedly arranged on the right side of the fire protection valve assembly fixing working platform (510), the supporting frame (521) is fixedly arranged at the top of the working platform (522), the sliding device (523) is fixedly arranged at the top end of the inside of the supporting frame (521), the clamping device (524) is fixedly arranged at the bottom of the sliding device (523), the sliding device (523) is used for enabling the clamping device (524) to move left and right relative to the supporting frame (521), and the clamping device (524) is used for clamping the fire protection valve after welding.
6. The automatic welding production line of fire prevention valves of claim 5, characterized in that: the clamping device (524) comprises a rectangular frame (525), a first guide rod (526), a second guide rod (527), a third guide rod (528), a fourth guide rod (529), a second cylinder (531), a third cylinder (532), a fourth cylinder (533) and a fifth cylinder (534), the length directions of the first guide rod (526), the second guide rod (527), the third guide rod (528) and the fourth guide rod (529) are left and right directions, the first guide rod (526) and the second guide rod (527) are fixedly installed at the front end of the rectangular frame (525), a gap is formed between the first guide rod (526) and the second guide rod (527), the third guide rod (528) and the fourth guide rod (529) are fixedly installed at the front end of the rectangular frame (525), a gap is formed between the third guide rod (528) and the fourth guide rod (529), and the second cylinder (531), the third cylinder (532) and the fourth guide rod (529) are arranged on the rectangular frame (525), The equal vertical setting of fourth cylinder (533) and fifth cylinder (534), and the ejector pin of second cylinder (531), third cylinder (532), fourth cylinder (533) and fifth cylinder (534) all is located the bottom of cylinder body, the equal fixed mounting in top of the preceding terminal surface of the cylinder body of second cylinder (531) and third cylinder (532) has slidable mounting first slider (535) on first guide arm (526), the equal fixed mounting in bottom of the preceding terminal surface of the cylinder body of second cylinder (531) and third cylinder (532) has slidable mounting second slider (536) on second guide arm (527), the equal fixed mounting in top of the preceding terminal surface of the cylinder body of fourth cylinder (533) and fifth cylinder (534) has slidable mounting third slider (537) on third guide arm (528), the equal fixed mounting in bottom of the preceding terminal surface of the cylinder body of fourth cylinder (533) and fifth cylinder (534) has slidable mounting fourth guide arm And the bottom ends of the ejector rods of the second cylinder (531), the third cylinder (532), the fourth cylinder (533) and the fifth cylinder (534) are respectively sleeved with a clamping claw (539) for grabbing the fire-proof valve shell.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110536229.7A CN113369894A (en) | 2021-05-17 | 2021-05-17 | Automatic welding production line for fire damper |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110536229.7A CN113369894A (en) | 2021-05-17 | 2021-05-17 | Automatic welding production line for fire damper |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN113369894A true CN113369894A (en) | 2021-09-10 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110536229.7A Pending CN113369894A (en) | 2021-05-17 | 2021-05-17 | Automatic welding production line for fire damper |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN113369894A (en) |
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|---|---|---|---|---|
| CN101691004A (en) * | 2009-09-28 | 2010-04-07 | 大荣空调设备（南京）有限公司 | Manufacturing method of integrated square fire-resisting damper valve buckle body molding and rolling forming device thereof |
| US8517245B1 (en) * | 2012-04-17 | 2013-08-27 | Cheng Uei Precision Industry Co., Ltd. | Automatic soldering machine |
| CN105059573A (en) * | 2015-07-15 | 2015-11-18 | 安徽正远包装科技有限公司 | Clamping method of packaging machinery clamping mechanism |
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| CN210080987U (en) * | 2019-05-14 | 2020-02-18 | 广州市元晟自动化科技有限公司 | Automatic welding machine for fireproof valve frame body |
| CN111299886A (en) * | 2019-12-06 | 2020-06-19 | 湖南金诺动力设备制造有限公司 | Fireproof valve welding system |
| CN111496275A (en) * | 2020-04-29 | 2020-08-07 | 刘环 | Guide rail type automatic feeding and discharging mechanism on numerical control lathe |
| CN211360436U (en) * | 2019-12-17 | 2020-08-28 | 浙江越舜风机有限公司 | Production equipment for outer frame of fire damper |
| CN212443647U (en) * | 2020-06-17 | 2021-02-02 | 倍登新能源科技（苏州）有限公司 | Battery magazine snatchs mechanism |
| CN217618618U (en) * | 2022-07-11 | 2022-10-21 | 河南瑞泰暖通科技有限公司 | Numerical control welding machine matched with fireproof valve group |
-
2021
- 2021-05-17 CN CN202110536229.7A patent/CN113369894A/en active Pending
Patent Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101691004A (en) * | 2009-09-28 | 2010-04-07 | 大荣空调设备（南京）有限公司 | Manufacturing method of integrated square fire-resisting damper valve buckle body molding and rolling forming device thereof |
| US8517245B1 (en) * | 2012-04-17 | 2013-08-27 | Cheng Uei Precision Industry Co., Ltd. | Automatic soldering machine |
| CN105059573A (en) * | 2015-07-15 | 2015-11-18 | 安徽正远包装科技有限公司 | Clamping method of packaging machinery clamping mechanism |
| CN209550849U (en) * | 2018-12-21 | 2019-10-29 | 杭州大和热磁电子有限公司 | A kind of general quartzy ditch stick essence burning auxiliary device |
| CN210080987U (en) * | 2019-05-14 | 2020-02-18 | 广州市元晟自动化科技有限公司 | Automatic welding machine for fireproof valve frame body |
| CN111299886A (en) * | 2019-12-06 | 2020-06-19 | 湖南金诺动力设备制造有限公司 | Fireproof valve welding system |
| CN211360436U (en) * | 2019-12-17 | 2020-08-28 | 浙江越舜风机有限公司 | Production equipment for outer frame of fire damper |
| CN111496275A (en) * | 2020-04-29 | 2020-08-07 | 刘环 | Guide rail type automatic feeding and discharging mechanism on numerical control lathe |
| CN212443647U (en) * | 2020-06-17 | 2021-02-02 | 倍登新能源科技（苏州）有限公司 | Battery magazine snatchs mechanism |
| CN217618618U (en) * | 2022-07-11 | 2022-10-21 | 河南瑞泰暖通科技有限公司 | Numerical control welding machine matched with fireproof valve group |
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