CN116198009A - Ultra-high-performance concrete precise distributing machine and use method thereof - Google Patents
Ultra-high-performance concrete precise distributing machine and use method thereof Download PDFInfo
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- CN116198009A CN116198009A CN202310210334.0A CN202310210334A CN116198009A CN 116198009 A CN116198009 A CN 116198009A CN 202310210334 A CN202310210334 A CN 202310210334A CN 116198009 A CN116198009 A CN 116198009A
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B28—WORKING CEMENT, CLAY, OR STONE
- B28B—SHAPING CLAY OR OTHER CERAMIC COMPOSITIONS; SHAPING SLAG; SHAPING MIXTURES CONTAINING CEMENTITIOUS MATERIAL, e.g. PLASTER
- B28B13/00—Feeding the unshaped material to moulds or apparatus for producing shaped articles; Discharging shaped articles from such moulds or apparatus
- B28B13/02—Feeding the unshaped material to moulds or apparatus for producing shaped articles
- B28B13/0215—Feeding the moulding material in measured quantities from a container or silo
- B28B13/027—Feeding the moulding material in measured quantities from a container or silo by using a removable belt or conveyor transferring the moulding material to the moulding cavities
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B28—WORKING CEMENT, CLAY, OR STONE
- B28B—SHAPING CLAY OR OTHER CERAMIC COMPOSITIONS; SHAPING SLAG; SHAPING MIXTURES CONTAINING CEMENTITIOUS MATERIAL, e.g. PLASTER
- B28B1/00—Producing shaped prefabricated articles from the material
- B28B1/04—Producing shaped prefabricated articles from the material by tamping or ramming
- B28B1/045—Producing shaped prefabricated articles from the material by tamping or ramming combined with vibrating or jolting
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B28—WORKING CEMENT, CLAY, OR STONE
- B28B—SHAPING CLAY OR OTHER CERAMIC COMPOSITIONS; SHAPING SLAG; SHAPING MIXTURES CONTAINING CEMENTITIOUS MATERIAL, e.g. PLASTER
- B28B1/00—Producing shaped prefabricated articles from the material
- B28B1/08—Producing shaped prefabricated articles from the material by vibrating or jolting
- B28B1/093—Producing shaped prefabricated articles from the material by vibrating or jolting by means directly acting on the material, e.g. by cores wholly or partly immersed in the material or elements acting on the upper surface of the material
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W30/00—Technologies for solid waste management
- Y02W30/50—Reuse, recycling or recovery technologies
- Y02W30/91—Use of waste materials as fillers for mortars or concrete
Abstract
The invention provides an ultra-high-performance concrete precise distributing machine and a using method thereof, the ultra-high-performance concrete precise distributing machine comprises a pair of underframe, a first sliding rail is arranged at the top end of the underframe, a first sliding block is arranged at the top end of the first sliding rail, a movable plate is arranged at the top end of the first sliding block, a supporting frame is arranged at the top end of the movable plate, a first driving mechanism is arranged at the middle part of the top end of the movable plate, transverse rods are arranged at the two sides of the top end of the supporting frame, a second sliding rail is arranged at the top end of the transverse rods, a second sliding block is connected at the top end of the second sliding rail in a sliding manner, a top plate is arranged at the top end of the second sliding block, a second driving mechanism is arranged at one side of the top plate, a bracket is arranged at the top end of the top plate, a spiral feeder is arranged at the top end of the bracket, an electric telescopic rod is arranged at the bottom end of the top plate, and a vibrating mechanism is arranged at the output end of the electric telescopic rod.
Description
Technical Field
The invention relates to the technical field of concrete paving, in particular to an ultra-high-performance concrete precise spreader and a use method thereof.
Background
The ultra-high performance concrete is particularly suitable for being applied to important structures, such as a steel box girder combined structure, but a series of construction problems exist in the actual construction process, such as difficulty in material distribution due to low water cement ratio (lower than 0.2), high viscosity and short working time of UHPC, the material in construction is sensitive to temperature and humidity, and the material contains steel fibers, and the stirring and paving are difficult to be carried out by a conventional method, and particularly the coagulation characteristic of the concrete makes the conventional paving equipment and process difficult to achieve the requirements of large-area, continuous and high-quality uniform paving.
The invention discloses an ultra-high performance concrete distributing device and an application method thereof, wherein the ultra-high performance concrete distributing device comprises a quantitative discharging device, a bin dynamic weighing device, a translation device and a distributing intelligent control device, wherein the quantitative discharging device is arranged on the translation device and can longitudinally move and transversely move on the translation device, the bin dynamic weighing device is connected with the quantitative discharging device to measure the material storage state and the material storage decreasing value in a bin of the quantitative discharging device, the bottom of the quantitative discharging device is provided with an elevation detection device, the elevation detection device is used for detecting the distance between the quantitative discharging device and a distributing surface, and the distributing intelligent control device is in data connection with the bin dynamic weighing device and the elevation detection device and controls the displacement state of the quantitative discharging device on the translation device according to the measurement data of the bin dynamic weighing device and the elevation detection device;
according to the technical scheme, the intelligent material distribution control device transmits real-time weight data of the bin dynamic weighing device to the control system according to a given command, monitors and judges the bin material storage state and the material storage decreasing value in real time, intelligently adjusts and adjusts the combination of the material discharge flow and the travelling speed of the transverse moving device according to the required material distribution thickness, and achieves accurate material distribution in a designated area; the intelligent control system for the ultra-high-performance concrete is used for accurately controlling the material distribution, so that the efficient operation of the system is realized, the information is dataized, and the labor cost is reduced.
Accordingly, the present invention provides an ultra-high performance concrete precise distributor and a use method thereof, which are researched and improved for the existing structure and the defects, so as to achieve the purpose of higher practical value.
Disclosure of Invention
The embodiment of the invention provides an ultra-high performance concrete precise distributor and a use method thereof, which aim to solve the problems in the background technology.
In view of the above problems, the technical scheme provided by the invention is as follows:
the utility model provides an accurate cloth machine of ultra-high performance concrete, includes a pair of chassis, first slide rail is installed on the top of chassis, first slider is installed on the top of first slide rail, the fly leaf is installed on the top of first slider, the support frame is installed on the top of fly leaf, the top mid-mounting of fly leaf has first actuating mechanism, the horizontal pole is all installed to the top both sides of support frame, the second slide rail is installed on the top of horizontal pole, the top sliding connection of second slide rail has the second slider, the roof is installed on the top of second slider, second actuating mechanism is installed to one side of roof, the bracket is installed on the top of roof, spiral feeder is installed on the top of bracket, electric telescopic handle is installed to the bottom of roof, vibrating mechanism is installed to electric telescopic handle's output, vibrating mechanism includes the pounding head, the internally mounted of pounding head has the mount, first motor is installed to the inboard of support frame, the eccentric wheel is installed to the output of first motor, the roof is installed from the bottom of roof one side of roof installs the second actuating mechanism, the roof is installed from the sensor, the roof is installed to the opposite side.
As a preferable technical scheme of the invention, a feed hopper is arranged at one side of the top end of the spiral feeder.
As a preferable technical scheme of the invention, a discharging pipe is arranged on the other side of the bottom end of the spiral feeder, and the discharging pipe is in an inclined mode.
As a preferable technical scheme of the invention, the first driving mechanism comprises a first fixed plate, a second motor is arranged on one side of the first fixed plate, and an output end of the second motor penetrates through one side of the first fixed plate.
As a preferable technical scheme of the invention, an heightening frame is arranged on one side of the top end of the underframe, a first rack is arranged on the top end of the heightening frame, a first gear is arranged at the output end of the second motor, and the first rack is meshed with the first gear.
As a preferable technical scheme of the invention, the second driving mechanism comprises a second fixing plate, a third motor is installed at the top end of the second fixing plate, and the output end of the third motor penetrates through the top end of the second fixing plate.
As a preferable technical scheme of the invention, a second rack is arranged on one side of the cross rod, a second gear is arranged at the output end of the third motor, and the second gear is meshed with the second rack.
As a preferable technical scheme of the invention, one side of the supporting frame is provided with a control panel.
On the other hand, the invention provides a method for accurately distributing ultra-high-performance concrete, which comprises the following steps of:
s1, installation and debugging: installing the product in a construction area, enabling the product to be located above a construction position, performing test operation on the product, and ensuring stable movement of the product;
s2, calculating the formula: measuring the area and the height of the construction area, calculating the square quantity of the concrete required by the construction area, and inputting the design position of the cloth surface, the design paving thickness and the detection height of the infrared distance sensor at the control panel;
s3, accurate cloth: pouring concrete into a feed hopper, controlling the operation of a spiral feeder through a control panel, and conveying the concrete, so that the discharge pipe is distributed, controlling the operation of a second motor through the control panel, enabling the discharge pipe to transversely move the distribution, controlling the operation of a third motor through the control panel, enabling the discharge pipe to longitudinally move the distribution, and controlling the operation of an infrared distance sensor through the control panel, so as to realize the height monitoring of the distribution;
s4, vibration flattening: the control panel controls the first motor to run, so that the eccentric wheel rotates electrically to generate high-frequency vibration, the control panel controls the electric telescopic rod to run, the tamping head is lifted, the distributed concrete is vibrated, and accordingly concrete paving is achieved;
s5, finishing cloth: the infrared distance sensor is controlled by the control panel to run, elevation detection is carried out on the paved concrete, the concrete which does not reach the elevation position is supplemented, the camera is controlled by the control panel to run, the paving site is observed in a visual mode, and when the infrared distance sensor detects that the paved concrete reaches the designed elevation, the distribution is finished.
Compared with the prior art, the invention has the beneficial effects that: the automatic concrete stirring machine has the advantages that the screw feeder is installed at the top end of the bracket, accurate concrete feeding is achieved, the electric telescopic rod is installed at the bottom end of the top plate, the tamping head is electrically lifted, the first motor is installed at the inner side of the fixing frame, the eccentric wheel is electrically rotated, so that the tamping head is vibrated at high frequency, the spreading speed of concrete is improved, meanwhile, hollowing of the concrete is avoided, the infrared distance sensor is installed at one side of the bottom end of the top plate, spreading elevation monitoring is achieved, the camera is installed at the other side of the bottom end of the top plate, screen monitoring is achieved, the vibrating function can be effectively achieved, the spreading speed of the concrete is improved, hollowing of the concrete is avoided, and the automatic concrete stirring machine has high practical value.
The foregoing description is only an overview of the present invention, and is intended to be implemented in accordance with the teachings of the present invention in order that the same may be more clearly understood and to make the same and other objects, features and advantages of the present invention more readily apparent.
Drawings
Fig. 1 is a schematic perspective view 1 of an ultra-high performance concrete precise spreader according to an embodiment of the present invention;
fig. 2 is a schematic perspective view 2 of an ultra-high performance concrete precise spreader according to an embodiment of the present invention;
FIG. 3 is a top plate style perspective view of an ultra-high performance concrete precise spreader disclosed in an embodiment of the present invention;
FIG. 4 is an enlarged schematic view of the structure A in FIG. 1 of an ultra-high performance concrete precise spreader according to an embodiment of the present invention;
FIG. 5 is a cross-sectional view of a ramming head of an ultra-high performance concrete precise spreader according to an embodiment of the present invention;
fig. 6 is a block diagram of a method for precisely distributing ultra-high-performance concrete according to an embodiment of the invention.
Reference numerals: 100. a chassis; 101. a first slide rail; 102. a first slider; 103. a movable plate; 104. a first driving mechanism; 10401. a first fixing plate; 10402. a second motor; 10403. a first gear; 10404. a first rack; 10405. a heightening frame; 105. a support frame; 106. a cross bar; 107. a second slide rail; 108. a second slider; 109. a top plate; 110. a second driving mechanism; 11001. a second fixing plate; 11002. a third motor; 11003. a second gear; 11004. a second rack; 111. a bracket; 112. a screw feeder; 113. a feed hopper; 114. discharging pipes; 115. an electric telescopic rod; 116. a vibrating mechanism; 11601. tamping the head; 11602. a fixing frame; 11603. a first motor; 11604. an eccentric wheel; 117. a camera; 118. an infrared distance sensor; 119. and a control panel.
DETAILED DESCRIPTION OF EMBODIMENT (S) OF INVENTION
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments.
Example 1
Referring to fig. 1 to 5, an ultra-high performance concrete precise spreader comprises a pair of underframe 100, a first slide rail 101 is installed at the top end of the underframe 100, a first slide block 102 is installed at the top end of the first slide rail 101, a movable plate 103 is installed at the top end of the first slide block 102, a support frame 105 is installed at the top end of the movable plate 103, a first driving mechanism 104 is installed in the middle of the top end of the movable plate 103, cross bars 106 are installed at both sides of the top end of the support frame 105, a second slide rail 107 is installed at the top end of the cross bars 106, a second slide block 108 is slidingly connected at the top end of the second slide rail 107, a top plate 109 is installed at the top end of the second slide block 108, a second driving mechanism 110 is installed at one side of the top plate 109, a bracket 111 is installed at the top end of the top plate 109, a screw feeder 112 is installed at the top end of the bracket 111, precise feeding of concrete is realized, an electric telescopic rod 115 is arranged at the bottom end of the top plate 109, the electric lifting of the tamping head 11601 is realized, a vibrating mechanism 116 is arranged at the output end of the electric telescopic rod 115, the vibrating mechanism 116 comprises the tamping head 11601, a fixing frame 11602 is arranged in the tamping head 11601, a first motor 11603 is arranged at the inner side of the fixing frame 11602, the electric rotation of the eccentric wheel 11604 is realized, the high-frequency vibration of the tamping head 11601 is realized, the leveling speed of concrete is improved, the empty drum of the concrete is avoided, the eccentric wheel 11604 is arranged at the output end of the first motor 11603, an infrared distance sensor 118 is arranged at one side of the bottom end of the top plate 109, an infrared distance sensor 118 is arranged at the other side of the bottom end of the top plate 109, a paving height Cheng Jiance is realized, a camera 117 is arranged at the other side of the bottom end of the top plate 109, a camera 117 is mounted on the other side of the bottom end of the top plate 109, so that the monitor of the video screen is realized.
In one embodiment of the present invention, a feeding hopper 113 is mounted on the top end side of the screw feeder 112, and the feeding hopper 113 is mounted on the top end side of the screw feeder 112, so that concrete feeding is facilitated.
In an embodiment of the present invention, further, a discharge pipe 114 is installed at the other side of the bottom end of the screw feeder 112, the discharge pipe 114 is in an inclined form, and the discharge pipe 114 is installed at the other side of the bottom end of the screw feeder 112, so that concrete discharge is facilitated.
Further, the first driving mechanism 104 includes a first fixing plate 10401, a second motor 10402 is installed on one side of the first fixing plate 10401, and an output end of the second motor 10402 penetrates through one side of the first fixing plate 10401.
Acting on an embodiment of the present invention, further, a heightening frame 10405 is installed on one side of the top end of the chassis 100, a first rack 10404 is installed on the top end of the heightening frame 10405, a first gear 10403 is installed at the output end of the second motor 10402, the first rack 10404 is meshed with the first gear 10403, and the first gear 10403 is installed at the output end of the second motor 10402, so that the discharge pipe 114 moves transversely.
Further, the second driving mechanism 110 includes a second fixing plate 11001, a third motor 11002 is mounted on the top end of the second fixing plate 11001, and an output end of the third motor 11002 penetrates through the top end of the second fixing plate 11001.
Acting on an embodiment of the present invention, further, a second rack 11004 is installed on one side of the cross bar 106, a second gear 11003 is installed at an output end of the third motor 11002, the second gear 11003 is meshed with the second rack 11004, and the discharge tube 114 is longitudinally moved by installing the second gear 11003 at an output end of the third motor 11002.
According to the embodiment of the invention, further, a control panel 119 is arranged on one side of the support frame 105, and the control panel 119 is arranged on one side of the support frame 105, so that equipment controllability is realized, and the product use convenience is improved.
Example two
Referring to fig. 6, the embodiment of the invention further provides a method for accurately distributing ultra-high-performance concrete, which comprises the following steps:
s1, installation and debugging: installing the product in a construction area, enabling the product to be located above a construction position, performing test operation on the product, and ensuring stable movement of the product;
s2, calculating the formula: measuring the area and the height of the construction area, calculating the square quantity of the concrete required by the construction area, and inputting the design position of the cloth surface, the design paving thickness and the detection height of the infrared distance sensor 118 at the control panel 119;
s3, accurate cloth: pouring concrete at the feed hopper 113, controlling the operation of the screw feeder 112 through the control panel 119 to convey the concrete, so that the discharge pipe 114 is subjected to material distribution, controlling the operation of the second motor 10402 through the control panel 119 to enable the discharge pipe 114 to transversely move the material distribution, controlling the operation of the third motor 11002 through the control panel 119 to enable the discharge pipe 114 to longitudinally move the material distribution, and controlling the operation of the infrared distance sensor 118 through the control panel 119 to realize material distribution height monitoring;
s4, vibration flattening: the first motor 11603 is controlled by the control panel 119 to run, so that the eccentric wheel 11604 is electrically rotated to generate high-frequency vibration, the electric telescopic rod 115 is controlled by the control panel 119 to run, the tamping head 11601 is lifted and lowered, and the distributed concrete is vibrated, so that concrete paving is realized;
s5, finishing cloth: the infrared distance sensor 118 is controlled to operate through the control panel 119, elevation detection is carried out on the paved concrete, the concrete which does not reach the elevation position is supplemented, the camera 117 is controlled to operate through the control panel 119, the paving site is observed in a visual screen mode, and when the infrared distance sensor 118 detects that the paved concrete reaches the designed elevation, the distribution is finished.
It should be noted that, specific model specifications of the first motor 11603, the second motor 10402, the third motor 11002 and the electric telescopic rod 115 need to be determined by selecting a model according to an actual specification of the device, and a specific model selection calculating method adopts the prior art in the field, so that detailed descriptions thereof are omitted.
It will be apparent to those skilled in the art that various modifications and variations can be made to the present invention without departing from the spirit or scope of the invention. Thus, it is intended that the present invention also include such modifications and alterations insofar as they come within the scope of the appended claims or the equivalents thereof.
Claims (9)
1. The utility model provides an accurate cloth machine of ultra-high performance concrete, its characterized in that, including a pair of chassis (100), first slide rail (101) are installed on the top of chassis (100), first slider (102) are installed on the top of first slide rail (101), fly leaf (103) are installed on the top of first slider (102), support frame (105) are installed on the top of fly leaf (103), first actuating mechanism (104) are installed to the top mid-mounting of fly leaf (103), horizontal pole (106) are all installed on the top both sides of support frame (105), second slide rail (107) are installed on the top of horizontal pole (106), second slider (108) are installed on the top sliding connection of second slide rail (107), roof (109) are installed on the top of second slider (108), second actuating mechanism (110) are installed on one side of roof (109), bracket (111) are installed on the top, screw feeder (112) are installed on the top of bracket (111), electric drive mechanism (115) are installed on the bottom of roof (109), electric drive rod (115) are installed on the top of roof (116), vibrating head (116) are installed in telescopic link (116), vibrating head (116) are installed to telescopic link (116), the inside of mount (11602) is installed first motor (11603), eccentric wheel (11604) are installed to the output of first motor (11603), infrared distance sensor (118) are installed to bottom one side of roof (109), camera (117) are installed to the bottom opposite side of roof (109).
2. The ultra-high performance concrete precise distributor according to claim 1, wherein: a feed hopper (113) is arranged on one side of the top end of the spiral feeder (112).
3. The ultra-high performance concrete precise distributor according to claim 1, wherein: a discharging pipe (114) is arranged on the other side of the bottom end of the spiral feeder (112), and the discharging pipe (114) is in an inclined mode.
4. The ultra-high performance concrete precise distributor according to claim 1, wherein: the first driving mechanism (104) comprises a first fixed plate (10401), a second motor (10402) is installed on one side of the first fixed plate (10401), and the output end of the second motor (10402) penetrates through one side of the first fixed plate (10401).
5. The ultra-high performance concrete precise distributor according to claim 4, wherein: the lifting rack is characterized in that an heightening rack (10405) is arranged on one side of the top end of the underframe (100), a first rack (10404) is arranged on the top end of the heightening rack (10405), a first gear (10403) is arranged at the output end of the second motor (10402), and the first rack (10404) is meshed with the first gear (10403).
6. The ultra-high performance concrete precise distributor according to claim 1, wherein: the second driving mechanism (110) comprises a second fixing plate (11001), a third motor (11002) is installed at the top end of the second fixing plate (11001), and the output end of the third motor (11002) penetrates through the top end of the second fixing plate (11001).
7. The ultra-high performance concrete precise distributor according to claim 6, wherein: a second rack (11004) is arranged on one side of the cross rod (106), a second gear (11003) is arranged at the output end of the third motor (11002), and the second gear (11003) is meshed with the second rack (11004).
8. The ultra-high performance concrete precise distributor according to claim 1, wherein: a control panel (119) is mounted on one side of the support frame (105).
9. A method applied to the ultra-high performance concrete precise spreader as claimed in any one of claims 1 to 8, comprising the steps of:
s1, installation and debugging: installing the product in a construction area, enabling the product to be located above a construction position, performing test operation on the product, and ensuring stable movement of the product;
s2, calculating the formula: measuring the area and the height of the construction area, calculating the square quantity of the concrete required by the construction area, and inputting the design position of the cloth surface, the design paving thickness and the detection height of an infrared distance sensor (118) at a control panel (119);
s3, accurate cloth: pouring concrete at a feed hopper (113), controlling a spiral feeder (112) to operate through a control panel (119), conveying the concrete, enabling a discharge pipe (114) to perform material distribution, controlling a second motor (10402) to operate through the control panel (119), enabling the discharge pipe (114) to transversely move the material distribution, controlling a third motor (11002) to operate through the control panel (119), enabling the discharge pipe (114) to longitudinally move the material distribution, and controlling an infrared distance sensor (118) to operate through the control panel (119), so that material distribution height monitoring is achieved;
s4, vibration flattening: the first motor (11603) is controlled to operate through the control panel (119), the eccentric wheel (11604) is electrically rotated to generate high-frequency vibration, the electric telescopic rod (115) is controlled to operate through the control panel (119), the tamping head (11601) is lifted, the distributed concrete is vibrated, and accordingly concrete paving is achieved;
s5, finishing cloth: the infrared distance sensor (118) is controlled to operate through the control panel (119), elevation detection is carried out on the paved concrete, the concrete which does not reach the elevation position is supplemented, the camera (117) is controlled to operate through the control panel (119), the paving site is observed in a visual mode, and when the infrared distance sensor (118) detects that the paved concrete reaches the design elevation, the distribution is finished.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310210334.0A CN116198009A (en) | 2023-03-07 | 2023-03-07 | Ultra-high-performance concrete precise distributing machine and use method thereof |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310210334.0A CN116198009A (en) | 2023-03-07 | 2023-03-07 | Ultra-high-performance concrete precise distributing machine and use method thereof |
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| CN116198009A true CN116198009A (en) | 2023-06-02 |
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| CN202310210334.0A Pending CN116198009A (en) | 2023-03-07 | 2023-03-07 | Ultra-high-performance concrete precise distributing machine and use method thereof |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116834140A (en) * | 2023-07-07 | 2023-10-03 | 连云港英达管桩工程有限公司 | Automatic feeding device of tubular pile forming die |
-
2023
- 2023-03-07 CN CN202310210334.0A patent/CN116198009A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116834140A (en) * | 2023-07-07 | 2023-10-03 | 连云港英达管桩工程有限公司 | Automatic feeding device of tubular pile forming die |
| CN116834140B (en) * | 2023-07-07 | 2023-12-08 | 连云港英达管桩工程有限公司 | Automatic feeding device of tubular pile forming die |
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