CN112705787A - Locking device of metal band sawing machine - Google Patents
Locking device of metal band sawing machine Download PDFInfo
- Publication number
- CN112705787A CN112705787A CN202011499564.6A CN202011499564A CN112705787A CN 112705787 A CN112705787 A CN 112705787A CN 202011499564 A CN202011499564 A CN 202011499564A CN 112705787 A CN112705787 A CN 112705787A
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- Prior art keywords
- locking
- plate
- fixed
- lifting
- pressure applying
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- 239000002184 metal Substances 0.000 title claims abstract description 19
- 238000003825 pressing Methods 0.000 claims description 17
- 239000000463 material Substances 0.000 claims description 9
- 230000007306 turnover Effects 0.000 claims description 6
- 230000008878 coupling Effects 0.000 claims description 4
- 238000010168 coupling process Methods 0.000 claims description 4
- 238000005859 coupling reaction Methods 0.000 claims description 4
- 238000005520 cutting process Methods 0.000 abstract description 31
- 229910000831 Steel Inorganic materials 0.000 abstract description 23
- 239000010959 steel Substances 0.000 abstract description 23
- 238000000034 method Methods 0.000 description 8
- 230000000694 effects Effects 0.000 description 5
- 229910000851 Alloy steel Inorganic materials 0.000 description 3
- 239000011435 rock Substances 0.000 description 3
- 239000002699 waste material Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000003139 buffering effect Effects 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 230000001788 irregular Effects 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
- 239000010935 stainless steel Substances 0.000 description 1
Images
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23D—PLANING; SLOTTING; SHEARING; BROACHING; SAWING; FILING; SCRAPING; LIKE OPERATIONS FOR WORKING METAL BY REMOVING MATERIAL, NOT OTHERWISE PROVIDED FOR
- B23D55/00—Sawing machines or sawing devices working with strap saw blades, characterised only by constructional features of particular parts
- B23D55/04—Sawing machines or sawing devices working with strap saw blades, characterised only by constructional features of particular parts of devices for feeding or clamping work
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Sawing (AREA)
Abstract
The invention discloses a locking device of a metal band sawing machine, which relates to the technical field of steel cutting equipment and comprises an operating platform, wherein a locking support is fixed on the operating platform, a locking platform is arranged in the locking support in a lifting manner, a plurality of lifting cavities are formed in the locking platform, locking blocks are arranged in the lifting cavities in a lifting manner, a plurality of lifting springs are arranged in the lifting cavities, one ends of the lifting springs are fixedly connected with the lifting cavities, the other ends of the lifting springs are fixedly connected with the corresponding locking blocks, a pressure applying pipeline is arranged in the locking platform and sequentially communicated with the lifting cavities, a pressure applying box is fixed on one side of the operating platform, a transverse plate is fixed on the top of the pressure applying box, a pressure applying plate is arranged in the pressure applying box in a lifting manner, the pressure applying box is provided with a conveying pipeline, one end of the. The invention discloses a locking device of a metal band sawing machine, which can stably cut, ensure the cutting quality and realize the locking of a steel pipe.
Description
Technical Field
The invention relates to the technical field of steel cutting equipment, in particular to a locking device of a metal band sawing machine.
Background
The metal band sawing machine is mainly used for cutting low alloy steel, high alloy steel, special alloy steel and stainless steel, and is divided into a horizontal metal band sawing machine and a vertical metal band sawing machine according to the structure, and the horizontal metal band sawing machine is also divided into a scissor type, a double-column type and a single-column type.
The utility model discloses a current utility model patent of granting bulletin No. CN211804159U discloses a scrap collecting device of strap sawing machine, including the sawing machine body, be equipped with the cooler bin on the sawing machine body, the standing groove has been seted up on the sawing machine body, sliding connection has the collecting box in the standing groove, be equipped with between collecting box and the standing groove and be used for locking the locking subassembly of collecting box locking in the standing groove, the filtration sieve mesh has been seted up to the bottom of collecting box, the below of standing groove is equipped with the receipts cistern, is equipped with the fluid-discharge tube on the receipts cistern, is equipped with on the fluid-discharge tube to be used for returning the driving.
Adopt above-mentioned technical scheme, realize the recovery operation to the waste material through setting up the collecting box, but in the middle of the production of reality, because the steel pipe that needs the cutting is generally longer to there are many just superposes the condition of cutting together, this emergence when having just led to the in-process of cutting to take place loosely or cutting easily rocks, thereby influence the cutting quality, influence work efficiency, waste time and energy.
Disclosure of Invention
The invention aims to provide a locking device of a metal band sawing machine, which realizes the locking work of a steel pipe by arranging a locking table and a locking block, ensures the stability of the cutting process, reduces the possibility of equipment error, ensures that the equipment can be more stable when the overlapped steel pipe is cut, reduces the labor consumption of the equipment and increases the working efficiency.
The technical purpose of the invention is realized by the following technical scheme:
a locking device of a metal band sawing machine comprises an operation table, wherein a locking support is fixed on the operation table, a locking table is arranged in the locking support in a lifting mode, a plurality of lifting cavities are formed in the locking table, locking blocks are arranged in the lifting cavities in a lifting mode, a plurality of lifting springs are arranged in the lifting cavities, one ends of the lifting springs are fixedly connected with the lifting cavities, the other ends of the lifting springs are fixedly connected with the corresponding locking blocks, pressure applying pipelines are arranged in the locking table and are sequentially communicated with the lifting cavities, a pressure applying box is fixed on one side of the operation table, a transverse plate is fixed on the top of the pressure applying box, a pressure applying plate is arranged in the pressure applying box in a lifting mode, a pressure applying cylinder is fixed on the transverse plate, the end portion of a piston rod of the pressure applying cylinder is fixedly connected with the pressure applying plate, a conveying pipeline is arranged in the pressure applying box, one end of, the other end of the conveying pipeline is communicated with the pressure applying pipeline.
Through adopting above-mentioned technical scheme, through setting up locking platform and latch segment, guaranteed when the pressure application board will exert the liquid injection in the pressure tank in the transportation pipeline, can control the latch segment and move down, thereby reach and give the mesh of carrying out the locking to the steel pipe, the normal operating of equipment has been guaranteed, the possibility that equipment takes place the mistake has been reduced, guarantee the stability of cutting process, thereby realize the effect that resets to the latch segment through setting up the lifting spring, the normal operating of equipment has been guaranteed, the stability of equipment operation has been guaranteed, the possibility that equipment takes place the mistake has been reduced, the manpower consumption of equipment has been reduced, the quality of cutting has been guaranteed, let equipment can adapt to the superimposed condition of more steel pipes.
The invention is further configured to: one side that the locking platform was kept away from to the latch segment is fixed with the locking plate, one side that the latch segment was kept away from to the locking plate articulates there are two backup pads, two a plurality of locking recesses have all been seted up to backup pad one side, it is provided with the auxiliary block all to slide in the locking recess, latch segment one side is fixed with a plurality of hydraulic stems, the one end that the latch segment was kept away from to the hydraulic stem respectively with the auxiliary block rigid coupling that corresponds.
Through adopting above-mentioned technical scheme, guaranteed through setting up two backup pads and hydraulic stem that the latch segment can be stable fixed to irregular surface, guaranteed the normal operating of equipment, reduced the possibility that equipment takes place the mistake, increased the application scope of equipment, guaranteed the normal operating of equipment, further increased the locking effect to the steel pipe, guaranteed to let the steel pipe more stable at the in-process of cutting, increased the quality of cutting.
The invention is further configured to: and one end of the auxiliary spring, which is far away from the auxiliary block, is fixedly connected with the corresponding position of the locking block respectively.
Through adopting above-mentioned technical scheme, increased the buffering effect to the backup pad through setting up auxiliary spring, increased the latch segment to the fixed effect of steel pipe, guaranteed the normal operating of equipment, guaranteed the cutting quality of equipment, let the operation of equipment more stable.
The invention is further configured to: the operation panel slides on and is provided with the transport plate, transport plate one side is fixed with the support frame, the support frame articulates there is the accessory plate, accessory plate one side is fixed with the locking tooth, it has the locking cavity to open in the transport plate, it has the folded plate to turn over to articulate in the locking cavity, it is fixed with the interlock tooth to turn over the folded plate, it is provided with locking spring to turn over between folded plate and the locking cavity, locking spring's one end and the folded plate rigid coupling of turning over, locking spring's the other end and locking cavity rigid coupling, it has supplementary cylinder to articulate in the locking cavity, supplementary cylinder's piston rod tip and the folded plate one side are articulated.
Through adopting above-mentioned technical scheme, realize the locking work to the material through setting up backup pad and accessory plate, guaranteed the normal operating of equipment, reduced the equipment possibility of taking place the mistake in the operation process, let the operation of equipment more stable, through setting up will be with tooth and locking tooth, realize the locking operation to the accessory plate, guaranteed the normal operating of equipment, reduced the possibility that equipment takes place the mistake, guaranteed that the cutting in-process material can not take place loose or relative slip.
The invention is further configured to: the operating platform both sides all slide and are provided with the fixed plate, two the fixed plate is convex structure.
Through adopting above-mentioned technical scheme, realize the stability of the cutting of steel pipe through setting up the fixed plate, prevent to take place to rock at the in-process steel pipe of cutting, guaranteed the normal operating of equipment, reduced the equipment possibility of mistake, guaranteed the quality of equipment cutting.
The invention is further configured to: the rubber layer is arranged on the contact part of the fixed plate and the material, and a fixed groove is formed in one side, away from the fixed plate, of the rubber layer.
Through adopting above-mentioned technical scheme, through setting up rubber layer and fixed recess, guaranteed can remain stable when the fixed plate presss from both sides tight steel pipe, reduced the possibility that equipment takes place the mistake, guaranteed the cutting quality, let the fixed plate can provide more stable holding power for the steel pipe, prevent that the steel pipe from taking place the skew in the cutting, guaranteed the steady operation of equipment.
The invention is further configured to: the upper surface of the conveying plate is provided with a plurality of V-shaped grooves.
Through adopting above-mentioned technical scheme, through setting up a plurality of V-arrangement recesses, guaranteed that the steel pipe can remain stability on the transport plate, prevent that it from taking place rocking about, it is spacing to provide the process of cutting, can guarantee the stability of material when guaranteeing the cutting, reduced the possibility that equipment takes place the mistake.
In conclusion, the beneficial technical effects of the invention are as follows:
(1) realize the locking work to the steel pipe through setting up locking platform and latch segment, guaranteed the stability of cutting process, reduced the possibility that equipment takes place the mistake, guaranteed also can be more stable when cutting superimposed steel pipe of equipment, reduced the manpower consumption of equipment, increased work efficiency.
(2) Through setting up locking plate and backup pad, increased the fixed effect of equipment to the stack steel pipe, guaranteed the stability of equipment, prevent to take place to rock at the in-process steel pipe of cutting, guaranteed the normal operating of equipment, reduced the possibility that equipment takes place the mistake, let the operation of equipment more stable.
(3) Through setting up the fixed plate, guaranteed that the steel pipe can keep the state of tightening up always in cutting process, guaranteed equipment stability at cutting process, guaranteed the quality of cutting, prevent that the skew takes place at the in-process steel pipe of cutting, guaranteed the normal operating of equipment.
Drawings
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a schematic cross-sectional view of a locking station of the present invention;
fig. 3 is a schematic cross-sectional view of a transport plate according to the invention;
fig. 4 is a schematic cross-sectional view of the pressing box of the present invention.
Reference numerals: 1. an operation table; 2. locking the bracket; 3. a locking table; 4. a locking cylinder; 5. a lifting cavity; 6. a locking block; 7. a lift spring; 8. a pressure applying pipeline; 9. a pressure application box; 10. a transverse plate; 11. pressing a plate; 12. a pressure cylinder; 13. a transport pipeline; 14. a locking plate; 15. a support plate; 16. locking the groove; 17. an auxiliary block; 18. a hydraulic lever; 19. an auxiliary spring; 20. a transport plate; 21. a V-shaped groove; 22. a transport cylinder; 23. a support frame; 24. an auxiliary plate; 25. a locking tooth; 26. a locking cavity; 27. turning the folded plate; 28. engaging teeth; 29. a locking spring; 30. an auxiliary cylinder; 31. a fixing plate; 32. a rubber layer; 33. fixing the groove; 34. and (5) fixing the air cylinder.
Detailed Description
The present invention will now be described more fully hereinafter with reference to the accompanying examples.
Referring to the attached drawings 1 and 4, the locking device of the metal band sawing machine comprises an operation table 1, wherein the operation table 1 is of a rectangular structure, a locking support 2 is fixed on the operation table 1, a locking table 3 is arranged in the locking support 2 in a lifting manner, a locking cylinder 4 is fixed at the top of the locking support 2, the end part of a piston rod of the locking cylinder 4 is fixedly connected with the locking table 3, a plurality of lifting cavities 5 are arranged in the locking table 3, locking blocks 6 are arranged in the lifting cavities 5 in a lifting manner, the locking blocks 6 and the lifting cavities 5 are of a T-shaped structure, a plurality of lifting springs 7 are arranged in the lifting cavities 5, one ends of the lifting springs 7 are fixedly connected with the lifting cavities 5, the other ends of the lifting springs 7 are fixedly connected with corresponding locking blocks 6, a pressure applying pipeline 8 is arranged in the locking table 3, the pressure applying pipeline 8 is sequentially communicated with the lifting cavities 5, a pressure applying box 9 is fixed at one, a pressing plate 11 is arranged in the pressing box 9 in a lifting manner, a pressing cylinder 12 is fixed on the transverse plate 10, the end part of a piston rod of the pressing cylinder 12 is fixedly connected with the pressing plate 11, the pressing box 9 is provided with a conveying pipeline 13, one end of the conveying pipeline 13 is communicated with the inside of the pressing box 9, and the other end of the conveying pipeline 13 is communicated with the pressing pipeline 8.
Referring to fig. 1 and 2, one side of the locking block 6, which is far away from the locking table 3, is fixed with a locking plate 14, one side of the locking plate 14, which is far away from the locking block 6, is hinged with two supporting plates 15, one side of each of the two supporting plates 15, which is close to the locking plate 14, is provided with a plurality of locking grooves 16, the locking grooves 16 are internally provided with auxiliary blocks 17 in a sliding manner, one side of the locking block 6 is fixed with a plurality of hydraulic rods 18, and one ends of the hydraulic rods 18, which are far away from the locking block 6, are fixedly. And one side of each auxiliary block 17 is fixed with an auxiliary spring 19, and one end of each auxiliary spring 19, which is far away from the auxiliary block 17, is fixedly connected with the corresponding position of the locking block 6.
Referring to fig. 1 and fig. 3, a transport plate 20 is slidably disposed on an operating table 1, a plurality of V-shaped grooves 21 are formed in the upper surface of the transport plate 20, a transport cylinder 22 is fixed on the operating table 1, a piston rod end of the transport cylinder 22 is fixedly connected to the transport plate 20, a support frame 23 is fixed on one side of the transport plate 20, an auxiliary plate 24 is hinged to one end of the support frame 23 away from the transport table, the auxiliary plate 24 and the support frame 23 are both arc-shaped, a locking tooth 25 is fixed on one side of the auxiliary plate 24, a locking cavity 26 is formed in the transport plate 20, a folding plate 27 is hinged in the locking cavity 26, an engagement tooth 28 is fixed on the folding plate 27, a locking spring 29 is disposed between the folding plate 27 and the locking cavity 26, one end of the locking spring 29 is fixedly connected to the folding plate 27, the other end of the locking spring 29 is fixedly connected to the locking cavity 26, an auxiliary cylinder.
The fixed plates 31 are arranged on two sides of the operating platform 1 in a sliding mode, the fixed plates 31 are of circular arc structures, rubber layers 32 are arranged on the contact portions of the fixed plates 31 and materials, fixed grooves 33 are formed in one sides, away from the fixed plates 31, of the rubber layers 32, fixed cylinders 34 are fixed on two sides of the operating platform 1, and the end portions of piston rods of the fixed cylinders 34 are fixedly connected with the corresponding fixed plates 31 respectively.
The working principle of the embodiment is as follows: when needs cut the material, earlier lock the material fixedly through locking platform 3, cooperate fixed plate 31 and support frame 23 to realize the fixed action to a large amount of materials afterwards, guaranteed the stability of cutting.
The above description is only a preferred embodiment of the present invention, and the protection scope of the present invention is not limited thereby, so: all equivalent changes made according to the structure, shape and principle of the invention are covered by the protection scope of the invention.
Claims (7)
1. A metal band sawing machine locking device comprising an operating table (1), characterized in that: a locking support (2) is fixed on the operating platform (1), a locking platform (3) is arranged in the locking support (2) in a lifting manner, a plurality of lifting cavities (5) are formed in the locking platform (3), locking blocks (6) are arranged in the lifting cavities (5) in a lifting manner, a plurality of lifting springs (7) are arranged in the lifting cavities (5), one ends of the lifting springs (7) are fixedly connected with the lifting cavities (5), the other ends of the lifting springs (7) are fixedly connected with the corresponding locking blocks (6), pressure applying pipelines (8) are arranged in the locking platform (3), the pressure applying pipelines (8) are sequentially communicated with the lifting cavities (5), a pressure applying box (9) is fixed on one side of the operating platform (1), a transverse plate (10) is fixed on the top of the pressure applying box (9), and pressure applying plates (11) are arranged in the pressure applying box (9) in a lifting manner, the pressing device is characterized in that a pressing cylinder (12) is fixed on the transverse plate (10), the end part of a piston rod of the pressing cylinder (12) is fixedly connected with a pressing plate (11), a conveying pipeline (13) is arranged on the pressing box (9), one end of the conveying pipeline (13) is communicated with the inside of the pressing box (9), and the other end of the conveying pipeline (13) is communicated with the pressing pipeline (8).
2. The metal band saw machine lock device according to claim 1, wherein: one side that locking platform (3) were kept away from in latch segment (6) is fixed with locking plate (14), one side that latch segment (6) were kept away from in locking plate (14) articulates there are two backup pads (15), two a plurality of locking recesses (16) have all been seted up in backup pad (15) one side, all slide in locking recess (16) and be provided with auxiliary block (17), latch segment (6) one side is fixed with a plurality of hydraulic stem (18), the one end that latch segment (6) were kept away from in hydraulic stem (18) respectively with auxiliary block (17) rigid coupling that corresponds.
3. The metal band saw machine locking device according to claim 2, wherein: and one side of each auxiliary block (17) is fixedly provided with an auxiliary spring (19), and one end of each auxiliary spring (19) far away from the auxiliary block (17) is fixedly connected with the corresponding position of the locking block (6) respectively.
4. The metal band saw machine lock device according to claim 1, wherein: a transport plate (20) is arranged on the operating platform (1) in a sliding manner, a support frame (23) is fixed on one side of the transport plate (20), the supporting frame (23) is hinged with an auxiliary plate (24), one side of the auxiliary plate (24) is fixed with a locking tooth (25), a locking cavity (26) is arranged in the transport plate (20), a turnover plate (27) is hinged in the locking cavity (26), an occlusion tooth (28) is fixed on the flap plate (27), a locking spring (29) is arranged between the flap plate (27) and the locking cavity (26), one end of the locking spring (29) is fixedly connected with the turnover plate (27), the other end of the locking spring (29) is fixedly connected with the locking cavity (26), an auxiliary cylinder (30) is hinged in the locking cavity (26), and the end part of a piston rod of the auxiliary cylinder (30) is hinged with one side of the turnover plate (27).
5. The metal band saw machine lock device according to claim 1, wherein: the operating table is characterized in that fixing plates (31) are arranged on two sides of the operating table (1) in a sliding mode, and the two fixing plates (31) are of circular arc structures.
6. The metal band saw machine locking device according to claim 5, wherein: the rubber layer (32) is arranged on the contact part of the fixed plate (31) and the material, and a fixed groove (33) is formed in one side, far away from the fixed plate (31), of the rubber layer (32).
7. The metal band saw machine locking device according to claim 4, wherein: the upper surface of the conveying plate (20) is provided with a plurality of V-shaped grooves (21).
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN202011499564.6A CN112705787A (en) | 2020-12-18 | 2020-12-18 | Locking device of metal band sawing machine |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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CN202011499564.6A CN112705787A (en) | 2020-12-18 | 2020-12-18 | Locking device of metal band sawing machine |
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CN112705787A true CN112705787A (en) | 2021-04-27 |
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CN202011499564.6A Pending CN112705787A (en) | 2020-12-18 | 2020-12-18 | Locking device of metal band sawing machine |
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CN (1) | CN112705787A (en) |
Citations (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH05318224A (en) * | 1992-05-15 | 1993-12-03 | Amada Co Ltd | Cutting device |
CN103962636A (en) * | 2014-05-13 | 2014-08-06 | 张家港兴宇机械制造有限公司 | Upper drive type pipe clamping device in circular saw cutting machine |
CN206677301U (en) * | 2017-03-23 | 2017-11-28 | 天津鹰格尔液压缸有限公司 | A kind of clamping alignment means of solid tubes cutting computerized numerical control sawing machine |
CN206952280U (en) * | 2017-06-10 | 2018-02-02 | 天津市顺泽采油设备有限公司 | A kind of horizontal saw mill |
CN108971631A (en) * | 2018-08-15 | 2018-12-11 | 浙江仁工机械有限公司 | Feeding device is used in the processing of section roll end face |
CN109365904A (en) * | 2018-12-12 | 2019-02-22 | 太原通泽重工有限公司 | The flexible pressing device and Compliant pressure method of seamless steel pipe pipe gang saw |
CN208885581U (en) * | 2018-10-19 | 2019-05-21 | 河北聚维达机电工程有限公司 | A kind of fast disassembly type blower connection air hose |
CN209903609U (en) * | 2019-01-28 | 2020-01-07 | 青岛富泰兴碳素制品有限公司 | Horizontal band sawing machine |
CN210219214U (en) * | 2019-04-10 | 2020-03-31 | 威宝摄影器材有限公司 | Fixing and locking device suitable for pipes with different diameters |
CN111097964A (en) * | 2020-01-02 | 2020-05-05 | 上海凯斯特民防设备有限公司 | Band sawing machine for cutting angle steel |
CN211277578U (en) * | 2019-11-30 | 2020-08-18 | 青岛鑫宇越工贸有限公司 | Band sawing machine loading attachment |
-
2020
- 2020-12-18 CN CN202011499564.6A patent/CN112705787A/en active Pending
Patent Citations (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH05318224A (en) * | 1992-05-15 | 1993-12-03 | Amada Co Ltd | Cutting device |
CN103962636A (en) * | 2014-05-13 | 2014-08-06 | 张家港兴宇机械制造有限公司 | Upper drive type pipe clamping device in circular saw cutting machine |
CN206677301U (en) * | 2017-03-23 | 2017-11-28 | 天津鹰格尔液压缸有限公司 | A kind of clamping alignment means of solid tubes cutting computerized numerical control sawing machine |
CN206952280U (en) * | 2017-06-10 | 2018-02-02 | 天津市顺泽采油设备有限公司 | A kind of horizontal saw mill |
CN108971631A (en) * | 2018-08-15 | 2018-12-11 | 浙江仁工机械有限公司 | Feeding device is used in the processing of section roll end face |
CN208885581U (en) * | 2018-10-19 | 2019-05-21 | 河北聚维达机电工程有限公司 | A kind of fast disassembly type blower connection air hose |
CN109365904A (en) * | 2018-12-12 | 2019-02-22 | 太原通泽重工有限公司 | The flexible pressing device and Compliant pressure method of seamless steel pipe pipe gang saw |
CN209903609U (en) * | 2019-01-28 | 2020-01-07 | 青岛富泰兴碳素制品有限公司 | Horizontal band sawing machine |
CN210219214U (en) * | 2019-04-10 | 2020-03-31 | 威宝摄影器材有限公司 | Fixing and locking device suitable for pipes with different diameters |
CN211277578U (en) * | 2019-11-30 | 2020-08-18 | 青岛鑫宇越工贸有限公司 | Band sawing machine loading attachment |
CN111097964A (en) * | 2020-01-02 | 2020-05-05 | 上海凯斯特民防设备有限公司 | Band sawing machine for cutting angle steel |
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