CN114454469A - Steel skeleton reinforced steel-plastic composite pipe sealing and trimming integrated machine - Google Patents
Steel skeleton reinforced steel-plastic composite pipe sealing and trimming integrated machine Download PDFInfo
- Publication number
- CN114454469A CN114454469A CN202111666393.6A CN202111666393A CN114454469A CN 114454469 A CN114454469 A CN 114454469A CN 202111666393 A CN202111666393 A CN 202111666393A CN 114454469 A CN114454469 A CN 114454469A
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- Prior art keywords
- pipeline
- push rod
- arc
- telescopic push
- sealing ring
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- 238000007789 sealing Methods 0.000 title claims abstract description 51
- 238000009966 trimming Methods 0.000 title claims abstract description 31
- 239000002131 composite material Substances 0.000 title claims abstract description 23
- 229920003023 plastic Polymers 0.000 title claims abstract description 22
- 239000004033 plastic Substances 0.000 title claims abstract description 22
- 229910000831 Steel Inorganic materials 0.000 title claims abstract description 20
- 239000010959 steel Substances 0.000 title claims abstract description 20
- 230000007246 mechanism Effects 0.000 claims abstract description 82
- 238000005485 electric heating Methods 0.000 claims description 8
- 238000000034 method Methods 0.000 claims description 3
- 238000004519 manufacturing process Methods 0.000 abstract description 3
- 238000003780 insertion Methods 0.000 description 3
- 230000037431 insertion Effects 0.000 description 3
- 238000005498 polishing Methods 0.000 description 3
- 239000004698 Polyethylene Substances 0.000 description 2
- 230000007547 defect Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000010438 heat treatment Methods 0.000 description 2
- -1 polyethylene Polymers 0.000 description 2
- 229920000573 polyethylene Polymers 0.000 description 2
- 230000000750 progressive effect Effects 0.000 description 2
- 230000003014 reinforcing effect Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000002250 progressing effect Effects 0.000 description 1
- 230000001360 synchronised effect Effects 0.000 description 1
Images
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C57/00—Shaping of tube ends, e.g. flanging, belling or closing; Apparatus therefor, e.g. collapsible mandrels
- B29C57/10—Closing
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C37/00—Component parts, details, accessories or auxiliary operations, not covered by group B29C33/00 or B29C35/00
- B29C37/02—Deburring or deflashing
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Pipe Accessories (AREA)
Abstract
The steel skeleton reinforced steel-plastic composite pipe sealing and trimming integrated machine comprises a frame, a sealing ring pushing mechanism, a hot plate gantry mechanism and a pipeline clamping mechanism; the sealing ring pushing mechanism comprises a first telescopic push rod and a sealing ring cover which are arranged on an upper support, a sliding plate is arranged on the upper support, the sliding of the sliding plate is realized through the telescopic action of a fourth telescopic push rod, an opening through which the sealing ring cover can pass is formed in the sliding plate, and an outer side cutter and an inner side cutter for trimming the end part of the pipeline are arranged on the sliding plate; the pipeline clamping mechanism comprises a seventh telescopic push rod, an upper arc-shaped clamping block, a lower arc-shaped clamping block and a clamping mechanism support, and arc-shaped rotary clamping pieces in arc-shaped clamping surfaces of the upper arc-shaped clamping block and the lower arc-shaped clamping block correspond to the rotary driving device. The sealing and trimming integrated machine ingeniously combines the pipeline sealing mechanism and the trimming mechanism, can continuously finish the sealing and trimming operations of the end face of the pipeline, and has the advantages of novel and reliable design, convenience in operation, high production efficiency, excellent product quality and the like.
Description
Technical Field
The invention relates to a steel skeleton reinforced steel-plastic composite pipe sealing and trimming integrated machine, and belongs to the technical field of steel-plastic composite pipe end processing equipment.
Background
The steel skeleton reinforced composite steel-plastic pipe has high quality steel wire net or steel plate net skeleton as reinforcing layer and is made up by extruding out to cover the steel wire net or steel plate net inside polyethylene plastic. Because the steel skeleton is used as a reinforcing layer of the pipeline, the inner wall and the outer wall of the pipeline are coated with polyethylene plastics and the like, the steel skeleton is exposed on the sections of two ends of the straight pipe after the pipeline is produced according to fixed length, and therefore the end face needs to be sealed. The end face treatment process mainly comprises the following steps: 1. sealing the cut pipe end opening with plastic by using sealing equipment; 2. and polishing the sealed end face by using a polishing tool. This terminal surface mode of handling is accomplished using two independent equipment, and seals operation and the operation of polishing and can not realize on same equipment, need through many times dismouting pipeline, just can accomplish terminal surface department with multiple instrument, has the defect that the process is loaded down with trivial details, production efficiency is low.
Disclosure of Invention
The invention aims to provide the steel skeleton reinforced steel-plastic composite pipe sealing and trimming all-in-one machine aiming at the defects in the prior art, the sealing and trimming all-in-one machine is ingeniously combined with a pipeline sealing mechanism and a trimming mechanism, can continuously finish the sealing and trimming operation of the end face of a pipeline, and has the advantages of novel and reliable design, convenience and quickness in operation, high production efficiency, excellent product quality and the like.
The technical purpose of the invention is realized by the following technical scheme:
the steel skeleton reinforced steel-plastic composite pipe sealing and trimming integrated machine comprises a rack, a sealing ring pushing mechanism, a hot plate gantry mechanism and a pipeline clamping mechanism, wherein the sealing ring pushing mechanism, the hot plate gantry mechanism and the pipeline clamping mechanism are arranged on the rack; the sealing ring pushing mechanism comprises a first telescopic push rod and a sealing ring cover which are arranged on an upper support, the sealing ring cover is fixed at the end part of a telescopic rod of the first telescopic push rod, the sealing ring cover can extend out of the upper support and retract into the upper support under the action of the first telescopic push rod, a sliding plate is arranged on the upper support, the sliding of the sliding plate is realized through a fourth telescopic push rod which is fixed on the upper support, an opening through which the sealing ring cover can smoothly pass is formed in the sliding plate, an outer side cutter and an inner side cutter for trimming the end part of the pipeline are arranged on the sliding plate, and the outer side cutter and the inner side cutter can realize opposite movement and back movement under the action of the cutter pushing mechanism; pipeline fixture includes the seventh flexible push rod, go up the arc clamp splice, arc clamp splice and fixture support down, it corresponds with rotary driving device to go up the arc rotary clamping spare in the arc clamping surface of arc clamp splice and lower arc clamp splice, rotary driving device includes the plug connector, plug connector push mechanism and plug connector rotary driving mechanism, after arc clamp splice and arc clamp splice fold with the firm centre gripping of pipeline, plug connector push mechanism accomplishes the grafting with the arc rotary clamping spare with the plug connector propelling movement, it is rotatory finally to drive the plug connector through plug connector rotary driving mechanism, it takes place rotatoryly to realize the arc rotary clamping spare and pipeline.
By adopting the technical scheme, the steel skeleton reinforced steel-plastic composite pipe sealing and trimming integrated machine is provided, the sealing and trimming integrated machine creatively provides a scheme for trimming the end part of a steel-plastic composite pipe after the steel-plastic composite pipe is sealed by a rotary composite pipe and a radial progressive cutter, and skillfully designs a cutter mounting structure with the cutter capable of progressively progressing during trimming, and simultaneously designs a structure capable of firmly rotating the composite pipe.
The invention is further provided with: the cutter pushing mechanism comprises an outer cutter pushing frame, an inner cutter pushing frame and a fifth telescopic push rod, wherein the outer cutter pushing frame, the inner cutter pushing frame and the fifth telescopic push rod are arranged along a sliding plate, a gear which is fixed on the sliding plate and can rotate freely is arranged between the outer cutter pushing frame and the inner cutter pushing frame, the gear is meshed with racks on the outer cutter pushing frame and the inner cutter pushing frame respectively, the outer cutter pushing frame and the inner cutter pushing frame are arranged on the sliding plate in a sliding mode through guide buckles, the outer cutter pushing frame and the inner cutter pushing frame are arranged on the sliding plate in a sliding mode through the guide buckles, the outer cutter pushing frame and the inner cutter pushing frame are controlled by the fifth telescopic push rod to slide on the sliding plate, the outer cutter pushing frame and the inner cutter pushing frame are both U-shaped pushing frames, and an inwards concave space on the U-shaped pushing frame is used for enabling a sealing ring cover to pass through without interference and to be matched with a pipeline.
By adopting the technical scheme, the cutter pushing mechanism is novel and reliable in structure and simple to operate, not only can be gradually advanced during trimming, but also has the advantages of simplicity and novelty in adjustment of the inner cutter and the outer cutter.
The invention is further provided with: the pipeline clamping mechanism has two movements.
Through adopting above-mentioned technical scheme, adopt two fixture centre gripping pipelines, improved the firm nature of pipeline centre gripping.
The invention is further provided with: the plug-in connection of the plug connector and the arc-shaped rotating clamping piece is realized by matching a plug on the plug connector with a jack on the side wall of the arc-shaped rotating clamping piece.
Through adopting above-mentioned technical scheme, a plug connector and the rotatory holder complex of arc concrete scheme is provided.
The invention is further provided with: the hot plate gantry mechanism comprises a sixth telescopic push rod, an electric heating plate and a gantry support, and the electric heating plate moves up and down on the gantry support under the action of the fourth telescopic push rod.
Through adopting above-mentioned technical scheme, provide a concrete scheme about hot plate portal mechanism.
The invention has the main beneficial effects that:
1. the invention discloses a sealing and trimming integrated machine, which creatively provides a scheme for trimming the end part of a steel-plastic composite pipe after the steel-plastic composite pipe is sealed by rotating the composite pipe and a radial progressive cutter, skillfully designs a cutter arrangement structure in which the cutter can progressively advance during trimming, and simultaneously designs a structure capable of firmly rotating the composite pipe;
2. the invention provides the cutter pushing mechanism which is novel and reliable in structure and simple to operate, and the cutter pushing mechanism not only can be gradually advanced during trimming, but also has the advantages of simplicity and novelty in adjustment of the inner cutter and the outer cutter.
Drawings
In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings required to be used in the description of the embodiments are briefly introduced below, and it is obvious that the drawings in the description below are only some embodiments of the present invention, and it is obvious for those skilled in the art that 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 an enlarged view at A in FIG. 1;
FIG. 3 is a schematic view of the construction of the tool pushing mechanism;
fig. 4 is a schematic structural view of the tube gripping device.
In the figure, 1, a frame; 2. a first telescopic push rod; 3. a second telescopic push rod; 4. a third telescopic push rod; 5. a sealing ring cover; 6. a slide plate; 7. a fourth telescopic push rod; 8. an outer cutter; 9. an inside cutter; 10. an outer cutter pushing frame; 11. an inner cutter pushing frame; 12. a fifth telescopic push rod; 13. a gear; 14. a guide ring buckle; 15. a seventh telescopic push rod; 16. an upper arc-shaped clamping block; 17. a lower arc-shaped clamping block; 18. a clamping mechanism support; 19. an arc-shaped rotating clamping piece; 20. a plug-in unit; 21. a bearing; 22. a plug-in connector base; 23. an eighth telescopic push rod; 24. a pipeline; 25. a sixth telescopic push rod; 26. an electrical heating plate; 27. a gantry support.
Detailed Description
The technical solution of the present invention will be clearly and completely described below with reference to specific embodiments. It is to be understood that the described embodiments are merely a few embodiments of the invention, and not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments of the present invention without any inventive step, are within the scope of the present invention.
The first embodiment is as follows:
as shown in fig. 1 to 4, the steel skeleton reinforced steel-plastic composite pipe sealing and trimming integrated machine comprises a frame 1, a sealing ring pushing mechanism, a hot plate gantry mechanism and a pipeline clamping mechanism, wherein the sealing ring pushing mechanism, the hot plate gantry mechanism and the pipeline clamping mechanism are arranged on the frame 1, the hot plate gantry mechanism is arranged between the sealing ring pushing mechanism and the pipeline clamping mechanism, the hot plate gantry mechanism and the pipeline clamping mechanism are respectively arranged on the frame 1 in a sliding manner, the distance between the hot plate gantry mechanism and the pipeline clamping mechanism is adjusted through a second telescopic push rod 3, and the position of the pipeline clamping mechanism on the frame 1 is adjusted through a third telescopic push rod 4.
Seal ring push mechanism including settle first telescopic push rod 2 on the upper bracket and seal ring cover 5, seal ring cover 5 and fix the tip at first telescopic push rod 2 telescopic link, seal ring cover 5 and can stretch out outside the upper bracket and retract within the upper bracket under the effect of first telescopic push rod 2, be provided with slide 6 on the upper bracket, the slip of slide 6 is realized through the fourth telescopic push rod 7 of fixing at the upper bracket, be provided with opening 8 that can hold seal ring cover 5 and smoothly pass on slide 6, be provided with outside cutter 8 and inboard cutter 9 that are used for carrying out the deburring to the pipeline tip on slide 6, outside cutter 8 and inboard cutter 9 can realize both relative motion and dorsad motion under cutter push mechanism's effect. The cutter pushing mechanism comprises an outer cutter pushing frame 10, an inner cutter pushing frame 11 and a fifth telescopic push rod 12, wherein the outer cutter pushing frame 10, the inner cutter pushing frame 11 and the fifth telescopic push rod 12 are arranged along the sliding plate 6, a gear 13 which is fixed on the sliding plate 6 and can rotate freely is arranged between the outer cutter pushing frame 10 and the inner cutter pushing frame 11, the gear 13 is meshed with racks on the outer cutter pushing frame 10 and the inner cutter pushing frame 11 respectively, the outer cutter pushing frame 10 and the inner cutter pushing frame 11 are arranged on the sliding plate 6 in a sliding mode through a guide ring buckle 14, and the outer cutter pushing frame 10 can move in opposite directions or deviate from the inner cutter pushing frame 11 under the action of the fifth telescopic push rod 12. The outer cutter pushing frame 10 and the inner cutter pushing frame 11 are both U-shaped pushing frames, and the concave space on the U-shaped pushing frames is used for allowing the sealing ring cover 5 to pass through without interference during operation and to be matched with the pipeline 24.
The pipeline clamping mechanism comprises a seventh telescopic push rod 15, an upper arc-shaped clamping block 16, a lower arc-shaped clamping block 17 and a clamping mechanism support 18, an arc-shaped rotary clamping piece 19 in an arc-shaped clamping surface of the upper arc-shaped clamping block 16 and the lower arc-shaped clamping block 17 corresponds to a rotary driving device, the rotary driving device comprises a connector clip 20, a connector clip pushing mechanism and a connector clip rotary driving mechanism, when the upper arc-shaped clamping block 16 and the arc-shaped clamping block 17 are folded to firmly clamp the pipeline 21, the connector clip pushing mechanism pushes the connector clip 20 to be connected with the arc-shaped rotary clamping piece 19 in an inserting mode, and finally the connector clip 20 is driven to rotate through the connector clip rotary driving mechanism, so that the arc-shaped rotary clamping piece 19 and the pipeline 24 rotate. The number of the pipeline clamping mechanisms is two. The insertion of the insertion piece 20 and the arc-shaped rotating clamping piece 19 is realized by the engagement of a plug on the insertion piece 20 and a jack on the side wall of the arc-shaped rotating clamping piece 19. The plug 20 is fixed on a plug base 22 through a bearing 21, the plug base 22 is slidably arranged on a sliding base of the pipeline clamping mechanism, and the sliding of the plug base 22 is controlled by the expansion of an eighth telescopic push rod 23. The principle of the upper arc-shaped clamping block 16 and the lower arc-shaped clamping block 17 refers to the invention patent application number: 201811280681.6, respectively; name: rotary pipe gripping device ".
The hot plate gantry mechanism comprises a sixth telescopic push rod 25, an electric heating plate 26 and a gantry support 27, and the electric heating plate 26 moves up and down on the gantry support 27 under the action of the sixth telescopic push rod 25.
The use principle is as follows:
a worker manually places the pipeline 24 on the pipeline clamping mechanism, the seventh telescopic push rod 15 drives the upper arc-shaped clamping block 16 to move downwards, and the pipeline 24 is clamped through cooperation with the lower arc-shaped clamping block 17; the eighth telescopic push rod 23 pushes the plug connector 20 to be plugged with the arc-shaped rotary clamping piece 19 on the pipeline clamping mechanism, and at the moment, the plug connector rotary driving mechanism drives the plug connector 20 to rotate, so that the rotation of the pipeline 24 can be realized;
the distance between the hot plate gantry mechanism and the pipeline clamping mechanism is adjusted through the second telescopic push rod 3, the sixth telescopic push rod 25 controls the electric heating plate 26 to move downwards to heat the end part of the pipeline 24, and the electric heating plate 26 moves upwards after heating is finished;
the sealing ring cover 5 provided with the sealing ring is contacted and pressed with the end part of the heated pipeline 24 through the first telescopic push rod 2 and the third telescopic push rod 4, so that the end part of the pipeline 24 is sealed, and the sealing ring cover 5 is returned to the inside of the upper support through the first telescopic push rod 2;
the sliding plate 6 is controlled to move downwards through the fourth telescopic push rod 7, the outer side cutter 8 and the inner side cutter 9 respectively correspond to the outer side and the inner side of the pipeline 24, the end of the pipeline 24 reaches the positions of the outer side cutter 8 and the inner side cutter 9 through further pushing of the third telescopic push rod, and then the outer side cutter 8 and the inner side cutter 9 can be gradually close to or separated from each other through the fifth telescopic push rod 12, so that synchronous gradual processing of the inner side and the outer side of the end of the pipeline 24 is achieved, and trimming operation is completed.
Claims (5)
1. The steel skeleton reinforced steel-plastic composite pipe sealing and trimming integrated machine comprises a rack (1), and a sealing ring pushing mechanism, a hot plate gantry mechanism and a pipeline clamping mechanism which are arranged on the rack (1), wherein the hot plate gantry mechanism is arranged between the sealing ring pushing mechanism and the pipeline clamping mechanism, the hot plate gantry mechanism and the pipeline clamping mechanism are respectively arranged on the rack (1) in a sliding manner, the distance between the hot plate gantry mechanism and the pipeline clamping mechanism is adjusted through a second telescopic push rod (3), and the position of the pipeline clamping mechanism on the rack (1) is adjusted through a third telescopic push rod (4); the method is characterized in that: the sealing ring pushing mechanism comprises a first telescopic push rod (2) arranged on the upper support and a sealing ring cover (5), the sealing ring cover (5) is fixed at the end part of the telescopic rod of the first telescopic push rod (2), the sealing ring cover (5) can extend out of the upper bracket and retract into the upper bracket under the action of the first telescopic push rod (2), the upper bracket is provided with a sliding plate (6), the sliding of the sliding plate (6) is realized by a fourth telescopic push rod (7) fixed on the upper bracket, an opening (8) which can allow the sealing ring cover (5) to smoothly pass through is arranged on the sliding plate (6), the sliding plate (6) is provided with an outer side cutter (8) and an inner side cutter (9) for trimming the end part of the pipeline, the outer side cutter (8) and the inner side cutter (9) can realize the opposite movement and the back movement of the two cutters under the action of the cutter pushing mechanism; pipeline fixture includes seventh telescopic push rod (15), goes up arc clamp splice (16), arc clamp splice (17) and fixture support (18) down, it corresponds with rotary driving device to go up arc rotary clamping spare (19) in the arc clamping surface of arc clamp splice (16) and arc clamp splice (17) down, rotary driving device includes plug connector (20), plug connector push mechanism and plug connector rotary driving mechanism, works as arc clamp splice (16) and arc clamp splice (17) and folds firm back with pipeline (21) centre gripping, and plug connector push mechanism accomplishes the grafting with plug connector (20) propelling movement to accomplishing with arc rotary clamping spare (19), and it is rotatory through plug connector rotary driving mechanism drive plug connector (20) at last, realizes that arc rotary clamping spare (19) and pipeline (24) take place rotatoryly.
2. The steel skeleton reinforced steel-plastic composite pipe sealing and trimming integrated machine according to claim 1, which is characterized in that: the cutter pushing mechanism comprises an outer cutter pushing frame (10), an inner cutter pushing frame (11) and a fifth telescopic push rod (12) which are arranged along with the sliding plate (6), a gear (13) which is fixed on the sliding plate (6) and can freely rotate is arranged between the outer cutter pushing frame (10) and the inner cutter pushing frame (11), the gear (13) is respectively meshed with the racks on the outer cutter pushing frame (10) and the inner cutter pushing frame (11), the outer cutter pushing frame (10) and the inner cutter pushing frame (11) are arranged on the sliding plate (6) in a sliding way through a guide ring buckle (14), the sliding of the outer cutter pushing frame (10) on the sliding plate (6) is controlled by a fifth telescopic push rod (12), the outer cutter pushing frame (10) and the inner cutter pushing frame (11) are both U-shaped pushing frames, the concave space on the U-shaped push frame is used for allowing the sealing ring cover (5) to pass through without interference and to be matched with the pipeline (24).
3. The steel skeleton reinforced steel-plastic composite pipe sealing and trimming integrated machine according to claim 2, characterized in that: the number of the pipeline clamping mechanisms is two.
4. The steel skeleton reinforced steel-plastic composite pipe sealing and trimming integrated machine according to claim 1, which is characterized in that: the plug-in connection of the plug connector (20) and the arc-shaped rotating clamping piece (19) is realized by the matching of a plug on the plug connector (20) and a jack on the side wall of the arc-shaped rotating clamping piece (19).
5. The steel skeleton reinforced steel-plastic composite pipe sealing and trimming integrated machine according to claim 1, which is characterized in that: the hot plate gantry mechanism comprises a sixth telescopic push rod (25), an electric heating plate (26) and a gantry support (27), wherein the electric heating plate (26) moves up and down on the gantry support (27) under the action of the sixth telescopic push rod (25).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111666393.6A CN114454469A (en) | 2021-12-31 | 2021-12-31 | Steel skeleton reinforced steel-plastic composite pipe sealing and trimming integrated machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111666393.6A CN114454469A (en) | 2021-12-31 | 2021-12-31 | Steel skeleton reinforced steel-plastic composite pipe sealing and trimming integrated machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN114454469A true CN114454469A (en) | 2022-05-10 |
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ID=81408630
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202111666393.6A Pending CN114454469A (en) | 2021-12-31 | 2021-12-31 | Steel skeleton reinforced steel-plastic composite pipe sealing and trimming integrated machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN114454469A (en) |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN208930757U (en) * | 2018-10-15 | 2019-06-04 | 华创天元实业发展有限责任公司 | Steel skeleton plastic clad pipe automatic sealing production line |
| CN211615099U (en) * | 2019-09-10 | 2020-10-02 | 柴爽 | Civil engineering construction is with steel pipe burr remove device |
| CN213702810U (en) * | 2020-11-30 | 2021-07-16 | 苏州音讯精密五金工业有限公司 | Burr removing device for small hardware part production |
-
2021
- 2021-12-31 CN CN202111666393.6A patent/CN114454469A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN208930757U (en) * | 2018-10-15 | 2019-06-04 | 华创天元实业发展有限责任公司 | Steel skeleton plastic clad pipe automatic sealing production line |
| CN211615099U (en) * | 2019-09-10 | 2020-10-02 | 柴爽 | Civil engineering construction is with steel pipe burr remove device |
| CN213702810U (en) * | 2020-11-30 | 2021-07-16 | 苏州音讯精密五金工业有限公司 | Burr removing device for small hardware part production |
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