CN113580035A - Multi-pipe-diameter clamping mechanism for pipeline production - Google Patents
Multi-pipe-diameter clamping mechanism for pipeline production Download PDFInfo
- Publication number
- CN113580035A CN113580035A CN202110859063.2A CN202110859063A CN113580035A CN 113580035 A CN113580035 A CN 113580035A CN 202110859063 A CN202110859063 A CN 202110859063A CN 113580035 A CN113580035 A CN 113580035A
- Authority
- CN
- China
- Prior art keywords
- wall
- fixedly connected
- pipeline production
- block
- clamping
- 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.)
- Withdrawn
Links
Images
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
- B25B—TOOLS OR BENCH DEVICES NOT OTHERWISE PROVIDED FOR, FOR FASTENING, CONNECTING, DISENGAGING OR HOLDING
- B25B11/00—Work holders not covered by any preceding group in the subclass, e.g. magnetic work holders, vacuum work holders
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Clamps And Clips (AREA)
Abstract
The invention relates to the technical field of pipeline production, and discloses a multi-pipe-diameter clamping mechanism for pipeline production. In operation, through the trigger mechanism who sets up, and the cooperation sets up slide mechanism, trigger mechanism is under the effect of extrusion force during the use, make the contact of electric contact and conducting block, fixture's variety has been realized, fixture's limitation is eliminated, when carrying out the centre gripping to the pipeline of different pipe diameters, avoid changing the fixture of different models, the fixture of more models need not be prepared when different pipe diameters are produced, pipeline production's cost has been reduced, time saving and labor saving, manpower resources have been practiced thrift, pipeline production's efficiency has been improved.
Description
Technical Field
The invention belongs to the technical field of pipeline production, and particularly relates to a multi-pipe-diameter clamping mechanism for pipeline production.
Background
The process flow of pipeline production is many, and the pipeline is divided into round, square, rectangular and special-shaped steel pipes according to the cross-sectional shape, and is divided into a carbon structural steel pipe, a low-alloy structural steel pipe, an alloy steel pipe and a composite steel pipe according to the material, and for the production of the round pipeline, the round pipeline needs to be fixed in the process of processing the round pipeline, so that the subsequent steps are convenient to carry out.
However, the pipeline clamping mechanism in the current market is single in structure and large in limitation when in use, when pipelines with different pipe diameters are clamped, clamping mechanisms of different models need to be replaced, so that clamping mechanisms of more models need to be prepared when different pipe diameters are produced, the cost of pipeline production is increased, time and labor are wasted, the waste of human resources is caused, and the efficiency of pipeline production is reduced.
Disclosure of Invention
In view of the above situation, in order to overcome the defects in the prior art, the present invention provides a multi-pipe-diameter clamping mechanism for pipeline production, which effectively solves the problems proposed in the background art.
In order to realize the diversity of the clamping mechanisms, eliminate the limitation of the clamping mechanisms, avoid replacing the clamping mechanisms with different models when clamping pipelines with different pipe diameters, avoid preparing more types of clamping mechanisms when producing different pipe diameters, reduce the production cost of the pipelines, save time and labor, save manpower resources and improve the production efficiency of the pipelines, the invention provides the following technical scheme: the utility model provides a multi-pipe-diameter clamping mechanism for pipeline production, includes the casing, the inner wall fixedly connected with coupling mechanism of casing, coupling mechanism's inner wall elastic connection has slide mechanism, slide mechanism's outside swing joint has trigger mechanism, slide mechanism is used for promoting trigger mechanism's removal, slide mechanism's inner wall swing joint has fixed establishment, fixed establishment is used for the restriction trigger mechanism's activity.
Preferably, coupling mechanism includes magnetic sheet one, magnetic sheet two, spout and draw-in groove, the inner wall of casing has been seted up the spout, the inner wall of casing just is close to the outside of spout has been seted up the draw-in groove, the inner wall of casing just is close to the outside fixedly connected with of spout magnetic sheet one, the inner wall of casing just is close to the outside fixedly connected with of spout the magnetic sheet two.
Preferably, the shape and size of the first magnetic plate and the second magnetic plate are the same, the magnetism of the opposite surfaces of the first magnetic plate and the second magnetic plate is opposite, and the first magnetic plate and the second magnetic clamping plate form a magnetic field.
Preferably, the sliding mechanism comprises a sliding rod, a conductive rod, a groove, an electric extension rod and a clamping block, the inner wall of the sliding groove is elastically connected with the sliding rod, the inner wall of the sliding rod is fixedly connected with the conductive rod, the inner wall of the sliding rod is provided with the groove, the inner wall of the groove is fixedly connected with the electric extension rod, and the outer side of the electric extension rod is fixedly connected with the clamping block.
Preferably, the size of the clamping blocks is matched with that of the clamping grooves, the clamping blocks are symmetrically distributed on two sides of the sliding rod, the conducting rod is electrically connected with an external power supply in series, and the conducting rod is acted by an ampere force in a magnetic field.
Preferably, trigger mechanism includes spread groove, briquetting, conducting block, electrical contact and grip block, slide bar back swing joint has the grip block, the inner wall of grip block has been seted up the spread groove, the inner wall elastic connection of spread groove has the briquetting, the inner wall fixedly connected with of briquetting the conducting block, the inner wall of grip block just is close to the outside fixedly connected with of spread groove the electrical contact.
Preferably, the electric contact is connected with an external power supply in series, and the clamping block is made of rubber.
Preferably, the fixing mechanism comprises a fixing shaft and a conducting ring, the inner wall of the sliding rod is movably connected with the fixing shaft, the fixing shaft is fixedly connected with the clamping block, and the conducting ring is fixedly connected to the outer side of the fixing shaft.
Preferably, the outer side of the fixed shaft is filled with an electrorheological fluid, the main components of the electrorheological fluid are a mixture of gypsum, lime and carbon powder added in olive oil, the electrorheological fluid can be changed from liquid to solid under the action of an applied electric field, when the electric field is removed, the electrorheological fluid can be restored from the solid to the liquid, the conductive ring is connected in series with a circuit where the conductive block is located, and the conductive block is connected in series with a circuit where the electro-extension rod is located.
Compared with the prior art, the invention has the beneficial effects that:
1) during work, the trigger mechanism is arranged and is matched with the sliding mechanism, when the clamping mechanism is used, under the action of extrusion force, the electric contact is in contact with the conducting block, the diversity of the clamping mechanism is realized, the limitation of the clamping mechanism is eliminated, when the clamping mechanism is used for clamping pipelines with different pipe diameters, the clamping mechanisms with different models are prevented from being replaced, the clamping mechanisms with more models do not need to be prepared during production of the pipelines with different pipe diameters, the production cost of the pipelines is reduced, time and labor are saved, human resources are saved, and the production efficiency of the pipelines is improved;
2) the sliding mechanism is arranged through the clamping block, the connecting mechanism is arranged in a matched mode, an external power supply is connected during use, the sliding rod in the sliding mechanism moves, the clamping mechanism is screwed with avoided labor cost, manpower resources are saved, the automation degree is improved, the fixing shaft is arranged, the connected clamping block is convenient to move, the clamping block is prevented from scratching the circular pipeline, and the product quality is improved.
Drawings
The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the principles of the invention and not to limit the invention. In the drawings:
FIG. 1 is a schematic cross-sectional view of the present invention;
FIG. 2 is an enlarged partial view of the portion A of FIG. 1 according to the present invention;
FIG. 3 is an enlarged partial view of the portion B of FIG. 1 according to the present invention;
FIG. 4 is a schematic structural view of the housing of the present invention;
FIG. 5 is an enlarged partial view of the portion C of FIG. 4 according to the present invention;
fig. 6 is a partially enlarged schematic view of the portion D in fig. 4 according to the present invention.
In the figure: 1. a housing; 2. a connecting mechanism; 3. a sliding mechanism; 4. a trigger mechanism; 5. a fixing mechanism; 21. a first magnetic plate; 22. a second magnetic plate; 23. a chute; 24. a card slot; 31. a slide bar; 32. a conductive rod; 33. a groove; 34. an electrically actuated wand; 35. a clamping block; 41. connecting grooves; 42. briquetting; 43. a conductive block; 44. an electrical contact; 45. a clamping block; 51. a fixed shaft; 52. and (6) conducting the ring.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the 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 first embodiment, as shown in fig. 1 to 6, the invention includes a multi-pipe-diameter clamping mechanism for pipeline production, which includes a housing 1, wherein a connecting mechanism 2 is fixedly connected to an inner wall of the housing 1, the connecting mechanism 2 includes a first magnetic plate 21, a second magnetic plate 22, a chute 23 and a slot 24, the chute 23 is formed in the inner wall of the housing 1, the slot 24 is formed in the inner wall of the housing 1 and on the outer side close to the chute 23, the first magnetic plate 21 is fixedly connected to the inner wall of the housing 1 and on the outer side close to the chute 23, the shapes and sizes of the first magnetic plate 21 and the second magnetic plate 22 are the same, the magnetic properties of the opposite surfaces of the first magnetic plate 21 and the second magnetic plate 22 are opposite, the first magnetic plate 21 and the second magnetic plate 22 form a magnetic field, and the second magnetic plate 22 is fixedly connected to the outer side of the inner wall of the housing 1 and close to the chute 23;
the inner wall of the connecting mechanism 2 is elastically connected with a sliding mechanism 3, the sliding mechanism 3 comprises a sliding rod 31, a conducting rod 32, a groove 33, an electric extension rod 34 and a clamping block 35, the inner wall of the sliding groove 23 is elastically connected with the sliding rod 31, the inner wall of the sliding rod 31 is fixedly connected with the conducting rod 32, the inner wall of the sliding rod 31 is provided with the groove 33, the inner wall of the groove 33 is fixedly connected with the electric extension rod 34, the outer side of the electric extension rod 34 is fixedly connected with the clamping block 35, the size of the clamping block 35 is matched with that of the clamping groove 24, the clamping blocks 35 are symmetrically distributed on two sides of the sliding rod 31, the conducting rod 32 is electrically connected in series with an external power supply, the conducting rod 32 is acted by ampere force in a magnetic field, the outer side of the sliding mechanism 3 is movably connected with a triggering mechanism 4, and the sliding mechanism 3 is used for pushing the triggering mechanism 4 to move;
In the second embodiment, as shown in fig. 1 to 6, the invention includes a multi-pipe-diameter clamping mechanism for pipeline production, which includes a housing 1, wherein a connecting mechanism 2 is fixedly connected to an inner wall of the housing 1, the connecting mechanism 2 includes a first magnetic plate 21, a second magnetic plate 22, a chute 23 and a slot 24, the chute 23 is formed in the inner wall of the housing 1, the slot 24 is formed in the inner wall of the housing 1 and on the outer side close to the chute 23, the first magnetic plate 21 is fixedly connected to the inner wall of the housing 1 and on the outer side close to the chute 23, the shapes and sizes of the first magnetic plate 21 and the second magnetic plate 22 are the same, the magnetic properties of the opposite surfaces of the first magnetic plate 21 and the second magnetic plate 22 are opposite, the first magnetic plate 21 and the second magnetic plate 22 form a magnetic field, and the second magnetic plate 22 is fixedly connected to the outer side of the inner wall of the housing 1 and close to the chute 23;
the inner wall of the connecting mechanism 2 is elastically connected with a sliding mechanism 3, the sliding mechanism 3 comprises a sliding rod 31, a conducting rod 32, a groove 33, an electric extension rod 34 and a clamping block 35, the inner wall of the sliding groove 23 is elastically connected with the sliding rod 31, the inner wall of the sliding rod 31 is fixedly connected with the conducting rod 32, the inner wall of the sliding rod 31 is provided with the groove 33, the inner wall of the groove 33 is fixedly connected with the electric extension rod 34, the outer side of the electric extension rod 34 is fixedly connected with the clamping block 35, the size of the clamping block 35 is matched with that of the clamping groove 24, the clamping blocks 35 are symmetrically distributed on two sides of the sliding rod 31, the conducting rod 32 is electrically connected in series with an external power supply, the conducting rod 32 is acted by ampere force in a magnetic field, the outer side of the sliding mechanism 3 is movably connected with a triggering mechanism 4, and the sliding mechanism 3 is used for pushing the triggering mechanism 4 to move;
the trigger mechanism 4 comprises a connecting groove 41, a pressing block 42, a conductive block 43, an electric contact 44 and a clamping block 45, the back of the sliding rod 31 is movably connected with the clamping block 45, the connecting groove 41 is formed in the inner wall of the clamping block 45, the pressing block 42 is elastically connected to the inner wall of the connecting groove 41, the conductive block 43 is fixedly connected to the inner wall of the pressing block 42, the electric contact 44 is fixedly connected to the outer side, close to the connecting groove 41, of the inner wall of the clamping block 45, the electric contact 44 is connected with an external power supply in series, and the clamping block 45 is made of rubber;
the inner wall of the sliding mechanism 3 is movably connected with a fixing mechanism 5, the fixing mechanism 5 comprises a fixing shaft 51 and a conducting ring 52, the inner wall of the sliding rod 31 is movably connected with the fixing shaft 51, the outer side of the fixing shaft 51 is filled with an electrorheological body, the main components of the electrorheological body are a mixture of gypsum, lime and carbon powder added in olive oil, the electrorheological body can be changed from liquid to solid under the action of an applied electric field, when the electric field is removed, the electrorheological body can be recovered to liquid from the solid, the conducting ring 52 is connected with a circuit where the conducting block 43 is located in series, the conducting block 43 is connected with a circuit where the electro-extension rod 34 is located in series, the fixing shaft 51 is fixedly connected with the clamping block 45, and the fixing mechanism 5 of the conducting ring 52 is fixedly connected with the outer side of the fixing shaft 51 and used for limiting the movement of the trigger mechanism 4.
The working principle is as follows: when the device works, a circular pipeline to be clamped is placed on the inner side of the shell 1, an external power supply is connected, so that current passes through an electric contact 44 connected with the external power supply in series, current passes through the conducting rod 32 in the sliding mechanism 3, the direction of the current is directed to the back of the conducting rod 32 from the front of the conducting rod 32, the magnetism of the opposite surface of the magnetic plate 21 and the magnetic plate 22 in the connecting mechanism 2 is opposite, the magnetic plate 21 and the magnetic plate 22 form a magnetic field, so that the conducting rod 32 is acted by ampere force in the magnetic field, the ampere force is judged according to a left-hand rule, a magnetic induction line passes through the palm, the four fingers are directed to the direction of the current, the thumb is the direction of the ampere force, the direction of the ampere force is judged to be parallel to the direction of the sliding rod 31 and directed to the inner side, the sliding rod 31 is driven to move, the inner-side trigger mechanism 4 is driven to move, and the circular pipeline is clamped, the trigger mechanism 4 is squeezed by the circular pipeline, when the clamping block 45 is attached to the inner wall of the circular pipeline, the pressing block 42 moves to the innermost side along the inner wall of the connecting groove 41, and at the moment, the conductive block 43 is in contact with the electrical contact 44, so that current flows through the conductive block 43;
at this time, the conducting ring 52 in the fixing mechanism 5 connected in series with the conducting block 43 passes through the current, so that the current variant outside the fixing shaft 51 is changed from liquid to solid, and further the fixing shaft 51 does not move, so that the clamping block 45 outside does not move;
meanwhile, the electric extension rod 34 connected with the conductive block 43 in series can extend, so that the fixture block 35 is ejected out along the groove 33 and is clamped with the clamping groove 24, the sliding rod 31 is not moved, and the circular pipelines with different pipe diameters are clamped;
when the circular pipeline is machined, the external power supply is disconnected, the electric contact 44 loses current, the electric extension rod 34 can be restored to the original state, the current conducting rod 32 loses current, the electric extension rod disappears under the action of ampere force, and the sliding rod 31 can be restored to the original state under the action of elastic force.
Above-mentioned process is as shown in the fourth drawing, has realized fixture's variety, eliminates fixture's limitation, when carrying out the centre gripping to the pipeline of different pipe diameters, avoids changing the fixture of different models, need not prepare the fixture of more models when different pipe diameters are produced, has reduced pipeline production's cost, and labour saving and time saving has practiced thrift manpower resources, has improved pipeline production's efficiency.
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. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (9)
1. The utility model provides a pipeline production is with multitube footpath fixture, includes casing (1), its characterized in that: the inner wall fixedly connected with coupling mechanism (2) of casing (1), the inner wall elastic connection of coupling mechanism (2) has slide mechanism (3), the outside swing joint of slide mechanism (3) has trigger mechanism (4), slide mechanism (3) are used for promoting the removal of trigger mechanism (4), the inner wall swing joint of slide mechanism (3) has fixed establishment (5), fixed establishment (5) are used for the restriction the activity of trigger mechanism (4).
2. The multi-diameter clamping mechanism for pipeline production according to claim 1, wherein: coupling mechanism (2) are including magnetic sheet one (21), magnetic sheet two (22), spout (23) and draw-in groove (24), seted up on the inner wall of casing (1) spout (23), the inner wall of casing (1) just is close to seted up in the outside of spout (23) draw-in groove (24), the inner wall of casing (1) just is close to the outside fixedly connected with of spout (23) magnetic sheet one (21), the inner wall of casing (1) just is close to the outside fixedly connected with of spout (23) magnetic sheet two (22).
3. The multi-diameter clamping mechanism for pipeline production according to claim 2, wherein: the shape and the size of the first magnetic plate (21) are the same as those of the second magnetic plate (22), and the magnetism of the opposite surfaces of the first magnetic plate (21) and the second magnetic plate (22) is opposite.
4. The multi-diameter clamping mechanism for pipeline production according to claim 3, wherein: slide mechanism (3) are including slide bar (31), conducting rod (32), recess (33), electricity generate extension rod (34) and fixture block (35), the inner wall elastic connection of spout (23) has slide bar (31), the inner wall fixedly connected with of slide bar (31) conducting rod (32), seted up the inner wall of slide bar (31) recess (33), the inner wall fixedly connected with of recess (33) electricity generate extension rod (34), the outside fixedly connected with of electricity generate extension rod (34) fixture block (35).
5. The multi-diameter clamping mechanism for pipeline production according to claim 4, wherein: the size of the clamping blocks (35) is matched with that of the clamping grooves (24), the clamping blocks (35) are symmetrically distributed on two sides of the sliding rod (31), and the conductive rods (32) are electrically connected in series with an external power supply.
6. The multi-diameter clamping mechanism for pipeline production according to claim 4, wherein: trigger mechanism (4) are including spread groove (41), briquetting (42), conductive block (43), electric contact (44) and grip block (45), slide bar (31) back swing joint has grip block (45), the inner wall of grip block (45) has been seted up spread groove (41), the inner wall elastic connection of spread groove (41) has briquetting (42), the inner wall fixedly connected with of briquetting (42) conductive block (43), the inner wall of grip block (45) and being close to the outside fixedly connected with of spread groove (41) electric contact (44).
7. The multi-diameter clamping mechanism for pipeline production according to claim 6, wherein: the electric contact (44) is connected with an external power supply in series, and the clamping block (45) is made of rubber.
8. The multi-diameter clamping mechanism for pipeline production according to claim 6, wherein: the fixing mechanism (5) comprises a fixing shaft (51) and a conducting ring (52), the inner wall of the sliding rod (31) is movably connected with the fixing shaft (51), the fixing shaft (51) is fixedly connected with the clamping block (45), and the conducting ring (52) is fixedly connected to the outer side of the fixing shaft (51).
9. The multi-diameter clamping mechanism for pipeline production according to claim 7, wherein: the outer side of the fixed shaft (51) is filled with an electrorheological fluid, the main components of the electrorheological fluid are a mixture of gypsum, lime and carbon powder added in olive oil, the conductive ring (52) is connected in series with a circuit where the conductive block (43) is located, and the conductive block (43) is connected in series with a circuit where the electric extension rod (34) is located.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110859063.2A CN113580035A (en) | 2021-07-28 | 2021-07-28 | Multi-pipe-diameter clamping mechanism for pipeline production |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110859063.2A CN113580035A (en) | 2021-07-28 | 2021-07-28 | Multi-pipe-diameter clamping mechanism for pipeline production |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN113580035A true CN113580035A (en) | 2021-11-02 |
Family
ID=78251273
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110859063.2A Withdrawn CN113580035A (en) | 2021-07-28 | 2021-07-28 | Multi-pipe-diameter clamping mechanism for pipeline production |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN113580035A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114986468A (en) * | 2022-07-18 | 2022-09-02 | 西安医学院第二附属医院 | Aseptic apparatus grabbing device |
-
2021
- 2021-07-28 CN CN202110859063.2A patent/CN113580035A/en not_active Withdrawn
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114986468A (en) * | 2022-07-18 | 2022-09-02 | 西安医学院第二附属医院 | Aseptic apparatus grabbing device |
| CN114986468B (en) * | 2022-07-18 | 2022-10-25 | 西安医学院第二附属医院 | Aseptic apparatus grabbing device |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN113580035A (en) | Multi-pipe-diameter clamping mechanism for pipeline production | |
| CN202292499U (en) | 180-degree tipper for outer box body of washing machine | |
| CN108941728A (en) | A kind of environment-friendly metal production of articles cutter device | |
| CN207757359U (en) | A kind of spring end face grinding device convenient for clamping | |
| CN112809581A (en) | Multifunctional clamp for machining mechanical parts | |
| CN107878014A (en) | A kind of gold stamping clamping device of plastic plate | |
| CN218052501U (en) | Positioning device for metal plate machining | |
| CN207888551U (en) | A kind of buckle machine mould rapid switcher | |
| CN202411567U (en) | Outside diameter chamfering device for titanium tubular product | |
| CN206422454U (en) | A kind of power transmission line cleaning plant | |
| CN215000759U (en) | A leak detection device for natural gas line operation maintenance | |
| CN211306349U (en) | Clamping jaw device | |
| CN111360030A (en) | Abandonment iron sheet square barrel processing apparatus | |
| CN206798817U (en) | A kind of copper industry actinobacillus device for being easy to clamping | |
| CN206763785U (en) | A kind of strip copper coin decompressor of self-feeding | |
| CN204769626U (en) | Cleaning device for copper wire of current collector of battery | |
| CN216421524U (en) | Fixing tool for copper foil flexible connection welding | |
| CN203437644U (en) | Copper and silver combined machining device | |
| CN208774004U (en) | A kind of rubber processing injection ancillary equipment | |
| CN203712534U (en) | Novel marble slab clamp | |
| CN200974157Y (en) | Novel welding rod | |
| CN204458946U (en) | A kind of brush holder spring | |
| CN215280222U (en) | Linear cutting machine with curved surface clamping structure | |
| CN103668320A (en) | Conducting device of electrolytic manganese | |
| CN204058619U (en) | A kind of connecting tooling for bar continuous electroplating |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20211102 |
|
| WW01 | Invention patent application withdrawn after publication |