CN207088475U - A kind of steelplastic pipe superaudio compounding machine - Google Patents
A kind of steelplastic pipe superaudio compounding machine Download PDFInfo
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- CN207088475U CN207088475U CN201720629425.8U CN201720629425U CN207088475U CN 207088475 U CN207088475 U CN 207088475U CN 201720629425 U CN201720629425 U CN 201720629425U CN 207088475 U CN207088475 U CN 207088475U
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- steelplastic pipe
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- compounding machine
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Abstract
The utility model provides a kind of steelplastic pipe superaudio compounding machine, walking rack is equipped with each groove steel rail, mobile device drives superaudio power transformation box and Compound Machining circle to be moved along groove steel rail, steelplastic pipe sealed clamping system includes clamping cylinder and steelplastic pipe sealed mold, it is relative with the cylinder rod of two clamping cylinders of group, the cylinder rod tail end of clamping cylinder is communicated with external tracheae, the cylinder rod top of clamping cylinder is connected with steelplastic pipe sealed mold, stock shelf and blanking rack are respectively arranged on the both sides of charging ＆ discharging machine, link is located between stock shelf and blanking rack, lift cylinder drives supporting mechanism to move up and down.A kind of steelplastic pipe superaudio compounding machine described in the utility model, multiple composite steel tubes disposably can be processed simultaneously, by reducing cylinder so that production procedure is more saved, while make it that cylinder is synchronous, is improved the quality of product, is also improved the qualification rate of product.
Description
Technical field
The utility model belongs to steel-plastics composite pipe processing equipment field, compound more particularly, to a kind of steelplastic pipe superaudio
Machine.
Background technology
Current domestic steelplastic pipe superaudio compounding machine all uses cylinder allocation mechanism mostly, makes workpiece steel pipe from a process
Another process position is dropped in position, completes combination process.One time production quantity is not high, jacking cylinder using it is branched up to 16 it
More, above production procedure wastes source of the gas, and cylinder can not be synchronous, causes waste product, wastes time and energy, influences tube quality and yield.Steel
Tube outer surface causes to scratch or flat hole situation.It is whole to be compounded in during steel pipe drops, very big impulsive force is brought to machine, is made
Machine sustains damage, thus causes machine to need the very high rack construction of intensity.Equipment complex designing is caused, action is complicated, raw
Production production capacity is not high, and equipment itself cost and maintenance rate are very high.Steel plastic compount production tube outer surface quality requires high, domestic steelplastic pipe
Superaudio compounding machine equipment damage finished product outer surface quality, does not reach customer requirement.
The content of the invention
In view of this, the utility model is directed to a kind of steelplastic pipe superaudio compounding machine, to solve workpiece steelplastic pipe half
Finished product composite cosmetic damage problem, solution steelplastic pipe superaudio compounding machine damages in itself and the too high problem of maintenance rate, solves production
Can not be high, cause to hold up unstable because cylinder is asynchronous, cause induction Heating Coil and cool down scrapping for hydrosphere, finished product is scrapped.
To reach above-mentioned purpose, what the technical solution of the utility model was realized in：
A kind of steelplastic pipe superaudio compounding machine, including：Main stand, superaudio heating and water cooling running gear, steel modeling
Seal of tube clamping system, handling equipment, multistation adjustable lifting gear and electrical apparatus control system.
The main stand includes two groove steel rails, and walking rack is equipped with each groove steel rail.
The superaudio heating and water cooling running gear include superaudio power transformation box, mobile device and Compound Machining circle,
The mobile device drives superaudio power transformation box and Compound Machining circle to be moved along groove steel rail.
The steelplastic pipe sealed clamping system includes clamping cylinder and steelplastic pipe sealed mold, if the clamping cylinder is provided with
Dry group, every group of clamping cylinder are provided with two, and relative with the cylinder rod of two clamping cylinders of group, the cylinder rod of clamping cylinder is hollow knot
Structure, the cylinder rod tail end of clamping cylinder are communicated with external tracheae, and the cylinder rod top of clamping cylinder is connected with steelplastic pipe sealed mold, described
The cylinder rod corresponding position of steelplastic pipe sealed mold and clamping cylinder is provided with hole.
The handling equipment is located at the top of main stand, and handling equipment includes charging ＆ discharging machine, stock shelf and blanking
Frame, the stock shelf and blanking rack are respectively arranged on the both sides of charging ＆ discharging machine.
The multistation adjustable lifting gear is provided with multigroup, and every group of multistation adjustable lifting gear includes link, support
Mechanism and lift cylinder, the link are located between stock shelf and blanking rack, and the lift cylinder is connected to link, lifting
Cylinder drives supporting mechanism to move up and down.
Further, the mobile device includes walking gear, walking power transmission shaft, driving motor and drive sprocket, described
Walking gear be provided with it is multigroup, same group of two walking gears are engaged in two walking racks respectively, with group two walking teeth
Axis connection is driven by walking between wheel, one of walking power transmission shaft is connected to driving motor by drive sprocket.
Further, the Compound Machining circle electrical connection electrical apparatus control system, Compound Machining circle include two cooling hydrospheres
With a superaudio heating collar, two cooling hydrospheres are respectively provided at the both sides of superaudio heating collar, under working condition, synchronization
Electrical apparatus control system controls a cooling hydrosphere job.
Further, the Compound Machining circle is located at the lower section of mobile device, and the center of circle of Compound Machining circle is positioned at clamping gas
On the axis of cylinder, the corresponding Compound Machining circle of one group of clamping cylinder, the superaudio power transformation box is located at the top of mobile device.
Further, the clamping cylinder is provided with four groups, and two clamping cylinders with group are respectively arranged on the two of main stand
End, the cylinder rod of clamping cylinder are fixedly connected on piston, and the casing wall of clamping cylinder, which is dug, air inlet and exhaust outlet, the air inlet and
Exhaust outlet is respectively arranged on the both sides of piston, and air inlet and exhaust outlet respectively connect an air inlet pipe.
Further, the charging ＆ discharging machine includes the first frame, the second frame and chain wheel driving mechanism, first frame
Provided with several, each first frame is connected with first drive sprocket, and several first drive sprockets pass through loading and unloading
Axis connection is transmitted, each first drive sprocket is connected with second drive sprocket, second drive sprocket by chain
The second frame is connected to, one end of loading and unloading transmission shaft is connected with loading and unloading motor.
Further, first frame is provided with two, and the both sides of the chain are provided with anti-down guardrail.
Further, the both sides of the lift cylinder are respectively provided with a guide rod, and the guide rod is with the axle of lift cylinder
Symmetrical centered on line, guide rod is connected to link by nut, and vertical sleeve is connected with the downside of link, is oriented to
Bar slides up and down in sleeve.
Further, the supporting mechanism includes steel fork, steel fork height adjusting nut and multistation support frame, the multiplexing
Position support frame is connected to the cylinder rod of lift cylinder by cylinder screw rod bushing, and the upside of multistation support frame is provided with multiple steel forks, often
Individual steel fork is connected to multistation support frame by steel fork height adjusting nut, and multiple steel forks are arranged side by side.
Further, the multistation adjustable lifting gear is four station adjustable lifting gears.
Relative to prior art, a kind of steelplastic pipe superaudio compounding machine described in the utility model has the advantage that：
A kind of steelplastic pipe superaudio compounding machine described in the utility model, disposably it can process multiple clad steels simultaneously
Pipe, by reducing cylinder so that production procedure is more saved, while make it that cylinder is synchronous, is improved the quality of product, is also improved
The qualification rate of product.
Brief description of the drawings
Form a part of accompanying drawing of the present utility model to be used for providing further understanding to of the present utility model, this practicality is new
The schematic description and description of type is used to explain the utility model, does not form to improper restriction of the present utility model.
In accompanying drawing：
Fig. 1 is structural representation of the present utility model；
Fig. 2 is the structural representation of Fig. 1 overlook directions；
Fig. 3 is the structural representation of the right apparent directions of Fig. 1；
Fig. 4 is the structural representation of superaudio heating and water cooling running gear in the utility model；
Fig. 5 is the structural representation of steelplastic pipe sealed clamping system in the utility model；
Fig. 6 is the structural representation of multistation adjustable lifting gear in the utility model；
Fig. 7 is the structural representation of handling equipment in the utility model；
Fig. 8 is the structural representation of clamping cylinder in the utility model.
Description of reference numerals：
1- main stands；11- groove steel rails；12- walking racks；2- superaudios heat and water cooling running gear；21- surpasses
Audio power transformation box；22- walking gears；23- walking power transmission shafts；24- driving motors；25- drive sprockets；26- superaudios heat
Circle；27- cools down hydrosphere；3- steelplastic pipe sealed clamping systems；The external tracheaes of 31-；32- clamping cylinders；321- air inlets；322-
Exhaust outlet；323- pistons；33- steelplastic pipe sealed molds；4- stock shelfs；5- charging ＆ discharging machines；The frames of 51- first；The machines of 52- second
Frame；The drive sprockets of 53- first；The drive sprockets of 54- second；55- chains；56- loading and unloading power transmission shafts；57- loading and unloading motors； 58-
Anti-down guardrail；6- multistation adjustable lifting gears；61- steel forks；62- steel fork height adjusting nuts；63- multistation support frames；
64- cylinder screw rod bushings；65- lift cylinders；66- guide rods；67- sleeves；68- links；7- blanking racks；8- semifinished tubes；9-
Electrical apparatus control system.
Embodiment
It should be noted that in the case where not conflicting, the feature in embodiment and embodiment in the utility model can
To be mutually combined.
In description of the present utility model, it is to be understood that term " " center ", " longitudinal direction ", " transverse direction ", " on ", " under ",
The orientation or position relationship of the instruction such as "front", "rear", "left", "right", " vertical ", " level ", " top ", " bottom ", " interior ", " outer " are
Based on orientation shown in the drawings or position relationship, it is for only for ease of description the utility model and simplifies description, rather than instruction
Or imply that signified device or element must have specific orientation, with specific azimuth configuration and operation, therefore be not understood that
For to limitation of the present utility model.In addition, term " first ", " second " etc. are only used for describing purpose, and it is not intended that instruction
Or imply relative importance or the implicit quantity for indicating indicated technical characteristic.Thus, " first ", " second " etc. are defined
Feature can express or implicitly include one or more this feature.In description of the present utility model, unless separately
It is described, " multiple " are meant that two or more.
, it is necessary to which explanation, unless otherwise clearly defined and limited, term " are pacified in description of the present utility model
Dress ", " connected ", " connection " should be interpreted broadly, for example, it may be fixedly connected or be detachably connected, or integratedly
Connection；Can be mechanical connection or electrical connection；Can be joined directly together, can also be indirectly connected by intermediary,
It can be the connection of two element internals.For the ordinary skill in the art, on being understood by concrete condition
State concrete meaning of the term in the utility model.
Describe the utility model in detail below with reference to the accompanying drawings and in conjunction with the embodiments.
As shown in Fig. 1~8, including：Main stand 1, superaudio heating and water cooling running gear 2, steelplastic pipe clips
Clamping system 3, handling equipment, multistation adjustable lifting gear 6 and electrical apparatus control system 9.
The main stand 1 includes two groove steel rails 11, and walking rack 12 is equipped with each groove steel rail 11.
The superaudio heating and water cooling running gear 2 include superaudio power transformation box 21, mobile device and Compound Machining
Circle, the mobile device drive superaudio power transformation box 21 and Compound Machining circle to be moved along groove steel rail 11.
The steelplastic pipe sealed clamping system 3 includes clamping cylinder 32 and steelplastic pipe sealed mold 33, the clamping cylinder
32 are provided with some groups, and every group of clamping cylinder 32 is provided with two, relative with the cylinder rod of two clamping cylinders 32 of group, clamping cylinder 32
Cylinder rod be hollow structure, the cylinder rod tail end of clamping cylinder 32 is communicated with external tracheae 31, and the cylinder rod top of clamping cylinder 32 connects
There is steelplastic pipe sealed mold 33, the cylinder rod corresponding position of the steelplastic pipe sealed mold 33 and clamping cylinder 32 is provided with hole.
The handling equipment be located at main stand 1 top, handling equipment include charging ＆ discharging machine 5, stock shelf 4 and under
Bin 7, the stock shelf 4 and blanking rack 7 are respectively arranged on the both sides of charging ＆ discharging machine 5.
The multistation adjustable lifting gear 6 be provided with it is multigroup, every group of multistation adjustable lifting gear 6 include link 68,
Supporting mechanism and lift cylinder 65, the link 68 are located between stock shelf 4 and blanking rack 7, and the lift cylinder 65 connects
In link 68, lift cylinder 65 drives supporting mechanism to move up and down.
The mobile device includes walking gear 22, walking power transmission shaft 23, driving motor 24 and drive sprocket 25, the row
Walk gear 22 be provided with it is multigroup, same group of two walking gears 22 are engaged in two walking racks 12 respectively, with group two rows
Walk and connected by power transmission shaft 23 of walking between gear 22, one of walking power transmission shaft 23 is connected to transmission by drive sprocket 25
Motor 24.
The Compound Machining circle electrically connects electrical apparatus control system 9, and Compound Machining circle includes two cooling hydrospheres 27 and one
Superaudio heating collar 26, two cooling hydrospheres 27 are respectively provided at the both sides of superaudio heating collar 26, under working condition, synchronization
Electrical apparatus control system 9 controls a cooling hydrosphere 27 to work.
The Compound Machining circle is located at the lower section of mobile device, and the center of circle of Compound Machining circle is located at the axle of clamping cylinder 32
On line, the corresponding Compound Machining circle of one group of clamping cylinder 32, the superaudio power transformation box 21 is located at the top of mobile device.
The clamping cylinder 32 is provided with four groups, and two clamping cylinders 32 with group are respectively arranged on the both ends of main stand 1, folder
The cylinder rod of tight cylinder 32 is fixedly connected on piston 323, and the casing wall of clamping cylinder 32, which is dug, air inlet 321 and exhaust outlet 322, described
Air inlet 321 and exhaust outlet 322 are respectively arranged on the both sides of piston 323, air inlet 321 and respectively one air inlet of connection of exhaust outlet 322
Pipe.
The charging ＆ discharging machine 5 includes the first frame 51, the second frame 52 and chain wheel driving mechanism, and first frame 51 is set
There are several, each first frame 51 is connected with first drive sprocket 53, and several first drive sprockets 53 are by upper
Blanking transmission shaft 56 connects, and each first drive sprocket 53 is connected with second drive sprocket 54 by chain 55, described
Second drive sprocket 54 is connected to the second frame 52, and one end of loading and unloading transmission shaft 56 is connected with loading and unloading motor 57.
First frame 51 is provided with two, and the both sides of the chain 55 are provided with anti-down guardrail 58.
The both sides of the lift cylinder 65 are respectively provided with a guide rod 66, and the guide rod 66 is with the axis of lift cylinder 65
Centered on it is symmetrical, guide rod 66 is connected to link 68 by nut, and the downside of link 68 is connected with vertical sleeve
67, guide rod 66 slides up and down in sleeve 67.
The supporting mechanism includes steel fork 61, steel fork height adjusting nut 62 and multistation support frame 63, the multistation
Support frame 63 is connected to the cylinder rod of lift cylinder 65 by cylinder screw rod bushing 64, and the upside of multistation support frame 63 is provided with multiple steel
Fork 61, each steel fork 61 is connected to multistation support frame 63 by steel fork height adjusting nut 62, and multiple steel forks 61 are set side by side
Put.
The multistation adjustable lifting gear 6 is four station adjustable lifting gears.
The device operation principle, semifinished tube 8 is placed on stock shelf 4, and semifinished tube 8 manually is pushed into charging ＆ discharging machine 5,
Semifinished tube 8 is transported to compound by loading and unloading motor 57 by the first drive sprocket 53 and the second drive sprocket 54 drive chain 55
Below station, drive steel fork 61 that semifinished tube 8 is pushed into multi-procedure by lift cylinder 65, pass through the high high adjustment of steel fork
Nut 62 adjusts the height of steel fork 61, and after being transported to multi-procedure, air inlet pipe is ventilated to air inlet 321, the outlet of exhaust outlet 322,
The cylinder rod for driving clamping cylinder 32 by piston 323 is stretched out, and makes clamping cylinder 32 and steelplastic pipe sealed mold 33 to semifinished tube
8 both ends are clamped, sealed, and external tracheae 31, to the compressed air of semifinished tube 8, then is opened by the cylinder rod of clamping cylinder 32
Dynamic driving motor 24, makes whole mobile device be moved along groove steel rail 11, and semifinished tube 8 is located in Compound Machining circle, multiple
When closing processing circle close to multistation adjustable lifting gear 6, the multistation adjustable lifting gear 6 is fallen before, when Compound Machining circle leads to
Later, the multistation adjustable lifting gear 6 rises again continues to support semifinished tube 8, before being located at superaudio heating collar 26 in mobile
The cooling hydrosphere 27 of side is closed, and the cooling hydrosphere 27 after superaudio heating collar 26 is opened, after machining, clamping cylinder 32
Retracted with steelplastic pipe sealed mold 33, lift cylinder 65 drives steel fork 61 to decline, and semifinished tube 8 is returned on chain 55, passes through chain
Bar 55 is transported in blanking rack 7, carries out next procedure.
Preferred embodiment of the present utility model is the foregoing is only, it is all at this not to limit the utility model
Within the spirit and principle of utility model, any modification, equivalent substitution and improvements made etc., the utility model should be included in
Protection domain within.
Claims (10)
- A kind of 1. steelplastic pipe superaudio compounding machine, it is characterised in that：Including：Main stand (1), superaudio heating and water cooling row Walking system (2), steelplastic pipe sealed clamping system (3), handling equipment, multistation adjustable lifting gear (6) and electrical equipment control system Unite (9)；The main stand (1) includes two groove steel rails (11), and walking rack (12) is equipped with each groove steel rail (11)；The superaudio heating and water cooling running gear (2) include superaudio power transformation box (21), mobile device and Compound Machining Circle, the mobile device drive superaudio power transformation box (21) and Compound Machining circle mobile along groove steel rail (11)；The steelplastic pipe sealed clamping system (3) includes clamping cylinder (32) and steelplastic pipe sealed mold (33), the clamping gas Cylinder (32) is provided with some groups, and every group of clamping cylinder (32) is provided with two, relative with the cylinder rod of two clamping cylinders (32) of group, folder The cylinder rod of tight cylinder (32) is hollow structure, and the cylinder rod tail end of clamping cylinder (32) is communicated with external tracheae (31), clamping cylinder (32) cylinder rod top is connected with steelplastic pipe sealed mold (33), the steelplastic pipe sealed mold (33) and the cylinder of clamping cylinder (32) Bar corresponding position is provided with hole；The handling equipment be located at main stand (1) top, handling equipment include charging ＆ discharging machine (5), stock shelf (4) and Blanking rack (7), the stock shelf (4) and blanking rack (7) are respectively arranged on the both sides of charging ＆ discharging machine (5)；The multistation adjustable lifting gear (6) be provided with it is multigroup, every group of multistation adjustable lifting gear (6) includes link (68), supporting mechanism and lift cylinder (65), the link (68) are located between stock shelf (4) and blanking rack (7), the liter Sending down abnormally ascending cylinder (65) is connected to link (68), and lift cylinder (65) drives supporting mechanism to move up and down.
- A kind of 2. steelplastic pipe superaudio compounding machine according to claim 1, it is characterised in that：The mobile device includes row Gear (22), walking power transmission shaft (23), driving motor (24) and drive sprocket (25) are walked, the walking gear (22) is provided with more Group, same group of two walking gears (22) are engaged in two walking racks (12) respectively, with two walking gears (22) of group Between connected by power transmission shaft of walking (23), one of walking power transmission shaft (23) is connected to transmission electricity by drive sprocket (25) Machine (24).
- A kind of 3. steelplastic pipe superaudio compounding machine according to claim 1, it is characterised in that：The Compound Machining circle is electrically connected Circuit closer control system (9), Compound Machining circle include two cooling hydrospheres (27) and a superaudio heating collar (26), and two cold But hydrosphere (27) is respectively provided at the both sides of superaudio heating collar (26), under working condition, synchronization electrical apparatus control system (9) control One cooling hydrosphere (27) work of system.
- A kind of 4. steelplastic pipe superaudio compounding machine according to claim 2, it is characterised in that：The Compound Machining circle is located at The lower section of mobile device, the center of circle of Compound Machining circle are located on the axis of clamping cylinder (32), and one group of clamping cylinder (32) is corresponding One Compound Machining circle, the superaudio power transformation box (21) are located at the top of mobile device.
- A kind of 5. steelplastic pipe superaudio compounding machine according to claim 1, it is characterised in that：The clamping cylinder (32) sets There are four groups, two clamping cylinders (32) with group are respectively arranged on the both ends of main stand (1), the cylinder rod sealing of clamping cylinder (32) Be fixedly connected on piston (323), and through the rear and front end of clamping cylinder (32) cylinder body, the casing wall of clamping cylinder (32) dig have into Gas port (321) and exhaust outlet (322), the air inlet (321) and exhaust outlet (322) are respectively arranged on the both sides of piston (323), enter Gas port (321) and exhaust outlet (322) respectively connect an air inlet pipe.
- A kind of 6. steelplastic pipe superaudio compounding machine according to claim 1, it is characterised in that：Charging ＆ discharging machine (5) bag The first frame (51), the second frame (52) and chain wheel driving mechanism are included, first frame (51) is provided with several, and each first Frame (51) is connected with first drive sprocket (53), and several first drive sprockets (53) pass through loading and unloading transmission shaft (56) connecting, each first drive sprocket (53) is connected with second drive sprocket (54) by chain (55), and described the Two drive sprockets (54) are connected to the second frame (52), and one end of loading and unloading transmission shaft (56) is connected with loading and unloading motor (57).
- A kind of 7. steelplastic pipe superaudio compounding machine according to claim 6, it is characterised in that：First frame (51) sets There are two, the both sides of the chain (55) are provided with anti-down guardrail (58).
- A kind of 8. steelplastic pipe superaudio compounding machine according to claim 1, it is characterised in that：The lift cylinder (65) Both sides are respectively provided with a guide rod (66), and the guide rod (66) is symmetrical centered on the axis of lift cylinder (65), leads Link (68) is connected to by nut to bar (66), vertical sleeve (67), guide rod are connected with the downside of link (68) (66) slided up and down in sleeve (67).
- A kind of 9. steelplastic pipe superaudio compounding machine according to claim 1, it is characterised in that：The supporting mechanism includes steel Fork (61), steel fork height adjusting nut (62) and multistation support frame (63), the multistation support frame (63) pass through cylinder silk Rod set (64) is connected to the cylinder rod of lift cylinder (65), and the upside of multistation support frame (63) is provided with multiple steel forks (61), each Steel fork (61) is connected to multistation support frame (63) by steel fork height adjusting nut (62), and multiple steel forks (61) set side by side Put.
- A kind of 10. steelplastic pipe superaudio compounding machine according to claim 1, it is characterised in that：The multistation can increase Falling unit (6) is four station adjustable lifting gears.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720629425.8U CN207088475U (en) | 2017-06-01 | 2017-06-01 | A kind of steelplastic pipe superaudio compounding machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720629425.8U CN207088475U (en) | 2017-06-01 | 2017-06-01 | A kind of steelplastic pipe superaudio compounding machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207088475U true CN207088475U (en) | 2018-03-13 |
Family
ID=61551621
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720629425.8U Active CN207088475U (en) | 2017-06-01 | 2017-06-01 | A kind of steelplastic pipe superaudio compounding machine |
Country Status (1)
| Country | Link |
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| CN (1) | CN207088475U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107187015A (en) * | 2017-06-01 | 2017-09-22 | 天津友发钢管集团股份有限公司 | A kind of steelplastic pipe superaudio compounding machine |
| CN110436165A (en) * | 2019-07-15 | 2019-11-12 | 天津友发钢管集团股份有限公司 | Lining plastic automatic charging device |
| CN114406327A (en) * | 2021-11-26 | 2022-04-29 | 唐山京华制管有限公司 | Steel pipe inner wall cleaning device |
-
2017
- 2017-06-01 CN CN201720629425.8U patent/CN207088475U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107187015A (en) * | 2017-06-01 | 2017-09-22 | 天津友发钢管集团股份有限公司 | A kind of steelplastic pipe superaudio compounding machine |
| CN110436165A (en) * | 2019-07-15 | 2019-11-12 | 天津友发钢管集团股份有限公司 | Lining plastic automatic charging device |
| CN114406327A (en) * | 2021-11-26 | 2022-04-29 | 唐山京华制管有限公司 | Steel pipe inner wall cleaning device |
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Address after: 301606 billion yuan industrial zone, Daegu Zhuang Town, Jinghai County, Tianjin Co-patentee after: Tianjin you fa Pipeline Technology Co., Ltd. Patentee after: Tianjin You Fa steel pipe Group Plc Address before: 301606 billion yuan industrial zone, Daegu Zhuang Town, Jinghai County, Tianjin Co-patentee before: TIANJIN YOUFA PIPELINE TECHNOLOGY CO., LTD. Patentee before: Tianjin You Fa steel pipe Group Plc |