CN112547896A - Copper pipe bump forming equipment - Google Patents

Copper pipe bump forming equipment Download PDF

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Publication number
CN112547896A
CN112547896A CN202011404992.6A CN202011404992A CN112547896A CN 112547896 A CN112547896 A CN 112547896A CN 202011404992 A CN202011404992 A CN 202011404992A CN 112547896 A CN112547896 A CN 112547896A
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CN
China
Prior art keywords
cylinder
work platform
copper tube
mounting seat
mount pad
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN202011404992.6A
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Chinese (zh)
Inventor
叶紫淳
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Hanshan Rongyuan Metal Products Co ltd
Original Assignee
Hanshan Rongyuan Metal Products Co ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Hanshan Rongyuan Metal Products Co ltd filed Critical Hanshan Rongyuan Metal Products Co ltd
Priority to CN202011404992.6A priority Critical patent/CN112547896A/en
Publication of CN112547896A publication Critical patent/CN112547896A/en
Pending legal-status Critical Current

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    • BPERFORMING OPERATIONS; TRANSPORTING
    • B21MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21DWORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21D22/00Shaping without cutting, by stamping, spinning, or deep-drawing
    • B21D22/02Stamping using rigid devices or tools
    • B21D22/04Stamping using rigid devices or tools for dimpling
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B21MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21DWORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21D43/00Feeding, positioning or storing devices combined with, or arranged in, or specially adapted for use in connection with, apparatus for working or processing sheet metal, metal tubes or metal profiles; Associations therewith of cutting devices
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B21MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21DWORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21D45/00Ejecting or stripping-off devices arranged in machines or tools dealt with in this subclass
    • B21D45/02Ejecting devices

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Forging (AREA)

Abstract

The copper pipe dotting equipment comprises a rack, wherein a working platform is fixedly connected to the upper end of the rack, a vibrating disc and a control box are arranged at the upper end of the working platform, a feeding channel is connected to the top of the vibrating disc, a material moving mechanism is arranged on the left side of the upper end of the working platform, a material ejecting mechanism is connected to the material moving mechanism, positioning mechanisms are symmetrically arranged on the left and right of the upper end of the working platform, and a dotting mechanism and a material ejecting mechanism are arranged on the rear side of the upper end; the copper tube embossing device is reasonable in structural design, the vibration disc, the material moving mechanism, the material ejecting mechanism, the positioning mechanism, the embossing mechanism and the material pushing mechanism are controlled to operate through a PLC programming program in the control box, so that the copper tube embossing operation is realized, the copper tube embossing automation degree is high, meanwhile, each worker can operate multiple devices, the labor intensity is low, a large amount of labor cost is reduced, the copper tube machining efficiency is high, the production benefit is improved, and the existing production requirements are met.

Description

Copper pipe bump forming equipment
Technical Field
The invention relates to the technical field of copper pipe processing equipment, in particular to copper pipe convex point forming equipment.
Background
Tubing is the material used to make pipe fittings. Different pipes are used for different pipe fittings, the quality of the pipe fittings is directly determined, a copper pipe is one of the pipes, and the copper pipe is also called a red copper pipe. The copper pipe is one of nonferrous metal pipes, and is a pressed and drawn seamless pipe. The copper pipe has the characteristics of good electrical conductivity and thermal conductivity, and the main materials of the conductive fittings and the heat dissipation fittings of electronic products are the first choice for modern contractors to install tap water pipelines, heat supply pipelines and refrigeration pipelines in all residential commodity rooms. The copper pipe has strong corrosion resistance, is not easy to oxidize, does not easily react with some liquid substances, and is easy to be subjected to bright bending modeling. In the production process of the copper pipe, in order to realize the installation and connection of the copper pipe, the copper pipe is usually subjected to salient point processing.
The existing copper pipe salient point forming equipment is low in automation degree, and meanwhile, each machine needs to be operated independently by one person, so that the labor intensity is high, the labor cost is high in the machining process, the machining production efficiency of a copper pipe is low, and based on the copper pipe salient point forming equipment, the copper pipe salient point forming equipment is designed to solve the problems.
Disclosure of Invention
The invention aims to provide copper pipe salient point equipment to solve the problems in the background technology.
In order to achieve the purpose, the invention provides the following technical scheme:
copper pipe dotting equipment, which comprises a frame, frame upper end rigid coupling has work platform, the work platform upper end is provided with the vibration dish and controls the case, the vibration dish top is connected with the pay-off passageway, work platform upper end left side is provided with moves material mechanism, it is connected with liftout mechanism on the material mechanism to move, work platform upper end bilateral symmetry is provided with positioning mechanism, work platform upper end rear side is provided with dotting mechanism and pushing equipment, the blanking mouth has been seted up to the work platform upper end, the hopper is installed out to the work platform lower extreme.
Preferably, the copper pipe dotting equipment, it includes first mount pad, moves material cylinder, steel pipe carrier block and stock guide to move material mechanism, first mount pad rigid coupling in work platform upper end left side, it installs the left end at first mount pad to move the material cylinder, it runs through first mount pad and is provided with steel pipe carrier block to move material cylinder output, the stock guide rigid coupling is in the upper end of steel pipe carrier block.
Preferably, the copper pipe is beaten the salient point equipment, liftout mechanism includes connecting plate, liftout cylinder and liftout pole, the connecting plate rigid coupling is in the front end of steel pipe carrier block, the liftout cylinder is installed at the front end of connecting plate, liftout cylinder output runs through the connecting plate and installs the liftout pole.
Preferably, the copper pipe dotting equipment, positioning mechanism includes second mount pad, location cylinder and locating piece, both sides the second mount pad rigid coupling is in work platform upper end left and right sides respectively, the location cylinder is installed in the second mount pad inboard, the locating piece sets up in the output of location cylinder.
Preferably, the copper pipe is beaten the bump equipment, beat the bump mechanism and include third mount pad, beat bump cylinder and spring head ejector pin, third mount pad rigid coupling in work platform upper end rear side, beat the front end at the third mount pad of bump cylinder installation, the output at beating the bump cylinder is installed to the spring head ejector pin.
Preferably, the copper pipe dotting device, pushing equipment includes fourth mount pad, pushes away material cylinder and scraping wings, fourth mount pad rigid coupling in work platform upper end, it installs in the upper end of fourth mount pad to push away the material cylinder, the scraping wings sets up the output at pushing away the material cylinder, the activity respectively of spring head ejector pin runs through in fourth mount pad and scraping wings.
Preferably, the copper pipe is beaten the bump equipment, steel pipe carrier block lower extreme rigid coupling has first slide, work platform upper end rigid coupling has first slide rail, first slide sliding connection is in first slide rail upper end.
Preferably, the copper pipe is beaten the salient point equipment, both sides the equal rigid coupling of locating piece lower extreme has the second slide, work platform upper end rigid coupling has the second slide rail, both sides the equal sliding connection of second slide is in second slide rail upper end.
Compared with the prior art, the invention has the beneficial effects that: the copper tube embossing device is reasonable in structural design, the vibration disc, the material moving mechanism, the material ejecting mechanism, the positioning mechanism, the embossing mechanism and the material pushing mechanism are controlled to operate through a PLC programming program in the control box, so that the copper tube embossing operation is realized, the copper tube embossing automation degree is high, meanwhile, each worker can operate multiple devices, the labor intensity is low, a large amount of labor cost is reduced, the copper tube machining efficiency is high, the production benefit is improved, and the existing production requirements are met.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used for describing the embodiments are briefly introduced below, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic view of a partial structure of a work platform according to the present invention;
FIG. 3 is an enlarged schematic view of the structure at the position A of the present invention;
FIG. 4 is a schematic top view of the present invention;
FIG. 5 is a schematic view of another bird's-eye view structure according to the present invention.
In the drawings, the components represented by the respective reference numerals are listed below:
1-a machine frame, 2-a working platform, 3-a vibrating disc, 4-a control box, 5-a feeding channel, 6-a material moving mechanism, 601-a first mounting seat, 602-a material moving cylinder, 603-a steel tube carrier block, 604-a material guide plate, 7-a material ejecting mechanism, 701-a connecting plate, 702-a material ejecting cylinder, 703-a material ejecting rod, 8-a positioning mechanism, 801-a second mounting seat, 802-a positioning cylinder, 803-a positioning block, 9-a bump forming mechanism, 901-a third mounting seat, 902-a bump forming cylinder, 903-a spring head ejector rod, 10-a material pushing mechanism, 1001-a fourth mounting seat, 1002-a material pushing cylinder, 1003-a material pushing plate, 11-a blanking port, 12-a discharging hopper, 13-a first sliding seat, 14-a first slide, 15-a second slide, 16-a second slide.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are merely for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention.
Referring to fig. 1-5, the apparatus for forming bumps on a copper tube in the present embodiment includes a frame 1, a working platform 2 is fixedly connected to an upper end of the frame 1, a vibration plate 3 and a control box 4 are disposed on an upper end of the working platform 2, a feeding channel 5 is connected to a top of the vibration plate 3, a material moving mechanism 6 is disposed on a left side of an upper end of the working platform 2, a material ejecting mechanism 7 is connected to the material moving mechanism 6, positioning mechanisms 8 are symmetrically disposed on left and right sides of the upper end of the working platform 2, a bump forming mechanism 9 and a material pushing mechanism 10 are disposed on a rear side of the upper end of the working platform 2, a blanking port 11 is disposed on the upper.
The material moving mechanism 6 comprises a first mounting seat 601, a material moving cylinder 602, a steel tube carrier block 603 and a material guide plate 604, the first mounting seat 601 is fixedly connected to the left side of the upper end of the working platform 2, the material moving cylinder 602 is mounted at the left end of the first mounting seat 601, the output end of the material moving cylinder 602 penetrates through the first mounting seat 601 and is provided with the steel tube carrier block 603, and the material guide plate 604 is fixedly connected to the upper end of the steel tube carrier block 603.
The material ejecting mechanism 7 comprises a connecting plate 701, an ejecting cylinder 702 and an ejecting rod 703, the connecting plate 701 is fixedly connected to the front end of the steel tube carrier block 603, the ejecting cylinder 702 is installed at the front end of the connecting plate 701, and the output end of the ejecting cylinder 702 penetrates through the connecting plate 701 and is provided with the ejecting rod 703.
The positioning mechanism 8 includes a second mounting seat 801, a positioning cylinder 802 and a positioning block 803, the second mounting seats 801 on two sides are respectively and fixedly connected to the left and right sides of the upper end of the working platform 2, the positioning cylinder 802 is mounted inside the second mounting seat 801, and the positioning block 803 is disposed at the output end of the positioning cylinder 802.
The cam beating mechanism 9 comprises a third mounting seat 901, a cam beating cylinder 902 and a spring head ejector rod 903, the third mounting seat 901 is fixedly connected to the rear side of the upper end of the working platform 2, the cam beating cylinder 902 is mounted at the front end of the third mounting seat 901, and the spring head ejector rod 903 is mounted at the output end of the cam beating cylinder 902.
The material pushing mechanism 10 comprises a fourth mounting seat 1001, a material pushing cylinder 1002 and a material pushing plate 1003, the fourth mounting seat 1001 is fixedly connected to the upper end of the working platform 2, the material pushing cylinder 1002 is mounted at the upper end of the fourth mounting seat 1001, the material pushing plate 1003 is arranged at the output end of the material pushing cylinder 1002, and the spring head ejector rods 903 are respectively and movably penetrated through the fourth mounting seat 1001 and the material pushing plate 1003.
The lower end of the steel tube carrier block 603 is fixedly connected with a first slide carriage 13, the upper end of the working platform 2 is fixedly connected with a first slide rail 14, and the first slide carriage 13 is connected to the upper end of the first slide rail 14 in a sliding manner; when the material moving cylinder 602 drives the steel tube pellet block 603 to move left and right, the steel tube pellet block 603 drives the first slide carriage 13 to move left and right along the first slide rail 14, so that the moving stability of the steel tube pellet block 603 can be improved, and the stability of the steel tube moving is ensured.
The lower ends of the positioning blocks 803 on both sides are fixedly connected with second sliding seats 15, the upper end of the working platform 2 is fixedly connected with second sliding rails 16, and the second sliding seats 15 on both sides are slidably connected to the upper ends of the second sliding rails 16; when the positioning cylinder 802 drives the positioning block 803 to move to position the steel pipe, the positioning block 803 simultaneously drives the second sliding seat 15 to move along the second sliding rail 16, so that the moving stability of the positioning block 803 is improved, and the positioning stability of the steel pipe is ensured.
The working principle of the invention is as follows:
the device controls the operation of the vibrating disc 3, the material moving mechanism 6, the material ejecting mechanism 7, the positioning mechanism 8, the bump beating mechanism 9 and the material pushing mechanism 10 through a PLC (programmable logic controller) programming program in the control box 4.
When the device is used, firstly, copper pipes are poured into a vibration disc manually, the vibration disc 3 is started, vibration feeding is carried out by the vibration disc 3, then the copper pipes enter a material guide plate through a feeding channel 5 and finally fall on a steel pipe carrier block 603, then a material moving cylinder 602 is controlled, the steel pipe carrier block 603 and the copper pipes are driven to move out rightwards, then a material ejecting cylinder 702 is controlled, the copper pipes are ejected forwards to a dotting position through an ejecting rod 703 for positioning, then positioning cylinders 802 on the left side and the right side are controlled, positioning blocks 803 on the two sides are driven to move towards the direction of the steel pipes, finally the middle steel pipes are positioned and fixed, then a salient point hitting cylinder 902 is controlled to eject a spring head ejector rod 903 forwards, then salient points are hit on the steel pipes, after the salient points are hit, the positioning cylinders 802 on the two sides and the ejector cylinder 702 are controlled to return to the initial positions, and after the, the material pushing cylinder 1002 is controlled to drive the material pushing plate 1003 to move forwards, so that finished steel pipe materials are automatically pushed out, fall through the blanking port 11 and are discharged through the discharging hopper 12, automatic discharging is achieved, and the copper pipe embossing point machining process is completed.
This device is beaten bump degree of automation to the copper pipe height, and everyone staff can operate many equipment simultaneously, and not only the manual strength is low, has reduced a large amount of costs of labor, and is high to the machining efficiency of copper pipe moreover, satisfies current production demand.
The electrical components are externally connected with a power supply, and the control mode is common knowledge, so that the detailed description is omitted in the specification.
It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. In addition, although the present description is described in terms of embodiments, not every embodiment includes only a single embodiment, and such descriptions are merely for clarity reasons, and those skilled in the art should make the description as a whole, and the embodiments in each embodiment may be appropriately combined to form other embodiments that can be understood by those skilled in the art.

Claims (8)

1. Copper pipe dotting equipment includes frame (1), its characterized in that: frame (1) upper end rigid coupling has work platform (2), work platform (2) upper end is provided with vibration dish (3) and control box (4), vibration dish (3) top is connected with pay-off passageway (5), work platform (2) upper end left side is provided with moves material mechanism (6), it is connected with liftout mechanism (7) on the material mechanism (6) to move, work platform (2) upper end bilateral symmetry is provided with positioning mechanism (8), work platform (2) upper end rear side is provided with beats bump mechanism (9) and pushing equipment (10), blanking mouth (11) have been seted up to work platform (2) upper end, work platform (2) lower extreme is installed out hopper (12).
2. The copper tube bumping device according to claim 1, wherein: move material mechanism (6) and include first mount pad (601), move material cylinder (602), steel pipe carrier block (603) and stock guide (604), first mount pad (601) rigid coupling is on the left of work platform (2) upper end, move material cylinder (602) and install the left end at first mount pad (601), move material cylinder (602) output and run through first mount pad (601) and be provided with steel pipe carrier block (603), stock guide (604) rigid coupling is in the upper end of steel pipe carrier block (603).
3. The copper tube dotting apparatus as claimed in claim 2, wherein: the ejection mechanism (7) comprises a connecting plate (701), an ejection cylinder (702) and an ejection rod (703), the connecting plate (701) is fixedly connected to the front end of the steel pipe pellet block (603), the ejection cylinder (702) is installed at the front end of the connecting plate (701), and the output end of the ejection cylinder (702) penetrates through the connecting plate (701) and is provided with the ejection rod (703).
4. The copper tube bumping device according to claim 1, wherein: positioning mechanism (8) include second mount pad (801), location cylinder (802) and locating piece (803), both sides second mount pad (801) rigid coupling in work platform (2) upper end left and right sides respectively, location cylinder (802) are installed in second mount pad (801) inboard, locating piece (803) set up in the output of location cylinder (802).
5. The copper tube bumping device according to claim 1, wherein: the cam beating mechanism (9) comprises a third mounting seat (901), a cam beating cylinder (902) and a spring head ejector rod (903), the third mounting seat (901) is fixedly connected to the rear side of the upper end of the working platform (2), the cam beating cylinder (902) is mounted at the front end of the third mounting seat (901), and the spring head ejector rod (903) is mounted at the output end of the cam beating cylinder (902).
6. The copper tube bumping device according to claim 5, wherein: the pushing mechanism (10) comprises a fourth mounting seat (1001), a pushing cylinder (1002) and a pushing plate (1003), the fourth mounting seat (1001) is fixedly connected to the upper end of the working platform (2), the pushing cylinder (1002) is mounted at the upper end of the fourth mounting seat (1001), the pushing plate (1003) is arranged at the output end of the pushing cylinder (1002), and spring head ejector rods (903) are movably penetrated through the fourth mounting seat (1001) and the pushing plate (1003) respectively.
7. The copper tube dotting apparatus as claimed in claim 2, wherein: the lower end of the steel tube pellet block (603) is fixedly connected with a first sliding seat (13), the upper end of the working platform (2) is fixedly connected with a first sliding rail (14), and the first sliding seat (13) is slidably connected to the upper end of the first sliding rail (14).
8. The copper tube bumping device according to claim 4, wherein: both sides the equal rigid coupling of locating piece (803) lower extreme has second slide (15), work platform (2) upper end rigid coupling has second slide rail (16), both sides the equal sliding connection of second slide (15) is in second slide rail (16) upper end.
CN202011404992.6A 2020-12-02 2020-12-02 Copper pipe bump forming equipment Pending CN112547896A (en)

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Application Number Priority Date Filing Date Title
CN202011404992.6A CN112547896A (en) 2020-12-02 2020-12-02 Copper pipe bump forming equipment

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Application Number Priority Date Filing Date Title
CN202011404992.6A CN112547896A (en) 2020-12-02 2020-12-02 Copper pipe bump forming equipment

Publications (1)

Publication Number Publication Date
CN112547896A true CN112547896A (en) 2021-03-26

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CN202011404992.6A Pending CN112547896A (en) 2020-12-02 2020-12-02 Copper pipe bump forming equipment

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Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113695642A (en) * 2021-08-25 2021-11-26 鲍家文 Intermittent dotting machine for copper pipe fittings for part machining production
CN113941860A (en) * 2021-11-23 2022-01-18 安徽省荣源智能科技有限公司 Copper pipe mounted filter screen dotting machine
CN114042975A (en) * 2021-12-02 2022-02-15 苏州昀石精密模具有限公司 Automatic cutting device is used in copper electrode production and processing

Citations (7)

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Publication number Priority date Publication date Assignee Title
US5505068A (en) * 1993-03-26 1996-04-09 Bartels; Hermann Method and apparatus for shaping hollow-section workpieces
CN103722419A (en) * 2013-11-14 2014-04-16 苏州昌飞自动化设备厂 Leading-tone horizontally clamping device for sound guide tube chamfering machine
CN104226834A (en) * 2013-06-08 2014-12-24 珠海格力电器股份有限公司 Pipe fitting protruding point forming device
CN107755474A (en) * 2017-10-20 2018-03-06 巴中市新越不锈钢有限公司 Cylindrical element automatic press system and its process for stamping with automatic discharging function
CN207899973U (en) * 2018-01-31 2018-09-25 佛山市顺德区隆驹金属制品有限公司 A kind of automatically dotting device for the processing of air-conditioning copper pipe fitting
CN210172318U (en) * 2019-03-04 2020-03-24 佛山市双怡电器科技实业有限公司 Four-way punching machine
CN111715748A (en) * 2020-06-15 2020-09-29 芜湖懒人智能科技有限公司 A edge rolling machine for making garbage bin shell

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5505068A (en) * 1993-03-26 1996-04-09 Bartels; Hermann Method and apparatus for shaping hollow-section workpieces
CN104226834A (en) * 2013-06-08 2014-12-24 珠海格力电器股份有限公司 Pipe fitting protruding point forming device
CN103722419A (en) * 2013-11-14 2014-04-16 苏州昌飞自动化设备厂 Leading-tone horizontally clamping device for sound guide tube chamfering machine
CN107755474A (en) * 2017-10-20 2018-03-06 巴中市新越不锈钢有限公司 Cylindrical element automatic press system and its process for stamping with automatic discharging function
CN207899973U (en) * 2018-01-31 2018-09-25 佛山市顺德区隆驹金属制品有限公司 A kind of automatically dotting device for the processing of air-conditioning copper pipe fitting
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CN111715748A (en) * 2020-06-15 2020-09-29 芜湖懒人智能科技有限公司 A edge rolling machine for making garbage bin shell

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113695642A (en) * 2021-08-25 2021-11-26 鲍家文 Intermittent dotting machine for copper pipe fittings for part machining production
CN113695642B (en) * 2021-08-25 2024-04-16 佛山德盛盈五金制品有限公司 Intermittent dotter for copper pipe fitting for part machining production
CN113941860A (en) * 2021-11-23 2022-01-18 安徽省荣源智能科技有限公司 Copper pipe mounted filter screen dotting machine
CN114042975A (en) * 2021-12-02 2022-02-15 苏州昀石精密模具有限公司 Automatic cutting device is used in copper electrode production and processing

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Application publication date: 20210326