CN113500762A - Dust collector hose production equipment - Google Patents
Dust collector hose production equipment Download PDFInfo
- Publication number
- CN113500762A CN113500762A CN202110854664.4A CN202110854664A CN113500762A CN 113500762 A CN113500762 A CN 113500762A CN 202110854664 A CN202110854664 A CN 202110854664A CN 113500762 A CN113500762 A CN 113500762A
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- CN
- China
- Prior art keywords
- installation
- water tank
- rotating ring
- fixed
- open water
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
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Classifications
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- 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
- B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
- B29C48/25—Component parts, details or accessories; Auxiliary operations
- B29C48/88—Thermal treatment of the stream of extruded material, e.g. cooling
- B29C48/911—Cooling
- B29C48/9115—Cooling of hollow articles
- B29C48/912—Cooling of hollow articles of tubular films
- B29C48/913—Cooling of hollow articles of tubular films externally
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- 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
- B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
- B29C48/25—Component parts, details or accessories; Auxiliary operations
- B29C48/355—Conveyors for extruded articles
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29L—INDEXING SCHEME ASSOCIATED WITH SUBCLASS B29C, RELATING TO PARTICULAR ARTICLES
- B29L2023/00—Tubular articles
Abstract
The invention is suitable for the field of production and manufacture of dust collector hoses, and provides dust collector hose production equipment which comprises an open water tank communicated with a water pipeline system of a workshop, wherein support rolling parts are arranged on two sides of the open water tank, support guide parts are arranged on the other two sides of the open water tank, the dust collector hose production equipment also comprises a rotary ring part, the rotary ring part is matched with the support rolling parts, a transmission mechanism is arranged on one side of the open water tank, a plurality of installation through grooves along the radial direction of the rotary ring part are arranged on the rotary ring part, a control unit is fixed at one end, facing the inner side of the rotary ring part, in each installation through groove, a moving block is arranged, and a water inlet structure is arranged on each moving block. The beneficial effects are as follows: the device realizes the cooling of spraying of multi-angle on the whole, guarantees the cooling effect, and through special structural design, the effective driving force that utilizes the hose to follow the extruder and go out moreover realizes that the transport of water sprays, has embodied energy-conserving effect.
Description
Technical Field
The invention belongs to the field of production and manufacturing of dust collector hoses, and particularly relates to a production device of a dust collector hose.
Background
The dust collector utilizes the inside of the dust collector to form a relatively high negative pressure difference with the external atmospheric pressure, under the action of the negative pressure difference, the garbage and the dust near the suction nozzle enter the dust collector along with the air flow, the garbage and the dust pass through the filter in the dust collector, the garbage and the dust are left in the dust storage box, the air is discharged from the dust collector after being filtered and enters a room, and the whole dust collection whole process is completed.
At present, a hose is connected between a main machine and a suction head of most dust collectors, flexible operation of the suction head is facilitated, the hose is mainly formed by extrusion through an extruder in a production process, and the hose is formed by molding raw materials in a molten state, so that a continuous hose produced by the extruder has high temperature, and the hose needs to be cooled due to subsequent processing such as cutting and polishing.
The existing cooling treatment mode is to spray clean water to a hose which is continuously conveyed through a spray head, and the clean water spraying mode is generally realized through a water pump, for example, the consumption of electric energy is large.
Disclosure of Invention
The embodiment of the invention aims to provide a production device of a dust collector hose, aiming at solving the problem of high energy consumption.
The embodiment of the invention is realized in such a way that the production equipment of the hose of the dust collector comprises an open water tank communicated with a water pipeline system of a workshop, wherein two sides of the open water tank are provided with supporting rolling parts, the other two sides of the open water tank are provided with supporting guide parts, the production equipment also comprises a rotating ring part, the rotating ring part is matched with the supporting rolling parts, one side of the open water tank is provided with a transmission mechanism, and the supporting guide parts drive the supporting rolling parts to rotate through the transmission mechanism so as to enable the rotating ring part to rotate;
the rotary ring piece is provided with a plurality of radial installation through grooves along the rotary ring piece, a control unit is fixed at one end, facing the inner side of the rotary ring piece, in each installation through groove, a moving block is arranged in each installation through groove, a water inlet structure is arranged on each moving block, the water inlet structure only allows water to flow from the outer side of the rotary ring piece to the inner side of each installation through groove, when the rotary ring piece rotates, the moving blocks correspondingly arranged in the installation through grooves can move along the axial direction of the rotary ring piece along with the change of the height and the orientation of the installation through grooves, a preset water quantity is set in the open water tank, and the submerging depth of the rotary ring piece in water is larger than the length of the installation through grooves.
Preferably, the support rolling member comprises a bracket fixed on the open water tank, and a rotating member is rotatably connected to the bracket.
Preferably, the side face of the rotating ring piece is attached to the support rolling piece, limiting rings are fixed to two sides of the rotating ring piece and matched with the support rolling piece, and the limiting rings are used for limiting the rotating ring piece to move axially along the support rolling piece.
Preferably, the control unit comprises a cylinder fixed in the installation through groove, a cover plate is fixed at one end of the cylinder facing the inside of the rotating ring, a plurality of spray holes are formed in the cover plate, a through hole is formed at one end of the cylinder facing the outer side of the rotating ring, and a switch part is arranged in the cylinder and used for opening or closing the through hole.
Preferably, the switch member includes an elastic member fixed to the cover plate, and a sealing plate is fixed to the other end of the elastic member, and when the elastic member is in an initial state, the sealing plate is attached to the through hole.
Preferably, the water inlet structure comprises a circular hole formed in the moving block and a valve located in the circular hole.
Preferably, a limiting block is arranged at one end of the mounting through groove facing the outer side of the rotating ring piece.
Preferably, a supporting plate is fixed on one side of the open water tank, the transmission mechanism comprises a transmission and a transmission box which are fixed on the supporting plate, the output end of the transmission box is connected with the input end of the transmission, the output end of the transmission is in transmission connection with the supporting rolling part, and the supporting guide part is connected with the transmission box through a shaft part positioned on one side.
Preferably, the moving block is made of metal.
The embodiment of the invention provides a production device of a dust collector hose, which has the beneficial effects that: in the actual production, when the hose is sent out from the extruder, the hose with cooling has larger driving force, the hose with cooling penetrates through the rotating ring piece and is arranged on the supporting guide pieces at two sides, when the hose is pushed, the supporting guide pieces are driven to rotate, so that the supporting rolling pieces are driven to rotate through the transmission mechanism, the rotating ring piece rotates along with the rotating ring piece, the position of the installation through groove is subjected to rotary switching, when the hose is positioned in the open water tank, the moving block is arranged at the bottom, water enters the installation through groove through the water inlet structure, therefore, water can be filled only when the installation through groove passes through the open water tank, and when the installation through groove is positioned at a high position, the moving block moves under the action of gravity to extrude the water in the installation through groove, so that the control unit is opened, the water can be sprayed to the hose in the rotating ring piece for cooling, the whole device realizes multi-angle spray cooling, the cooling effect is ensured, and the device effectively utilizes the driving force when the extruder discharges materials, the water spraying assisting device is converted into assisting force for realizing water conveying and spraying, and the energy-saving effect is embodied.
Drawings
Fig. 1 is a perspective view of a vacuum cleaner hose manufacturing apparatus according to an embodiment of the present invention;
FIG. 2 is a side view of a vacuum cleaner hose production apparatus according to an embodiment of the present invention;
FIG. 3 is a cross-sectional view taken at A-A of FIG. 2;
FIG. 4 is a perspective view of a rotating ring according to an embodiment of the present invention;
FIG. 5 is an enlarged view of a portion of FIG. 3 at B;
in the drawings: 1. an open water tank; 2. supporting the rolling member; 201. a support; 202. a rotating member; 3. a support guide; 301. a mounting frame; 302. a roller; 4. rotating the ring piece; 5. a transmission mechanism; 501. a transmission; 502. a transmission case; 503. a shaft member; 6. installing a through groove; 7. a control unit; 701. a barrel; 702. a cover plate; 703. spraying a hole; 704. a through hole; 705. a switch member; 7051. an elastic member; 7052. closing the plate; 8. a moving block; 9. a water inlet structure; 901. a circular hole; 902. a valve; 10. a limiting ring; 11. a limiting block; 12. and a support plate.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is described in further detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
Specific implementations of the present invention are described in detail below with reference to specific embodiments.
As shown in fig. 1, 2 and 3, a block diagram of a cleaner hose manufacturing apparatus according to an embodiment of the present invention includes:
the water tank comprises an open water tank 1 communicated with a water pipeline system of a workshop, supporting rolling parts 2 are arranged on two sides of the open water tank 1, supporting guide parts 3 are arranged on the other two sides of the open water tank 1, the water tank further comprises a rotating ring part 4, the rotating ring part 4 is matched with the supporting rolling parts 2, a transmission mechanism 5 is arranged on one side of the open water tank 1, and the supporting guide parts 3 drive the supporting rolling parts 2 to rotate through the transmission mechanism 5 so that the rotating ring part 4 rotates.
The rotating ring piece 4 is provided with a plurality of radial installation through grooves 6 along the rotating ring piece, a control unit 7 is fixed at one end, facing the inner side of the rotating ring piece 4, in each installation through groove 6, a moving block 8 is arranged, a water inlet structure 9 is arranged on each moving block 8, the water inlet structures 9 only allow water to flow from the outer side to the inner side of the rotating ring piece 4 in each installation through groove 6, when the rotating ring piece 4 rotates, the moving blocks 8 in the corresponding installation through grooves 6 can move along the axial direction of the rotating ring piece along with the change of the height and the orientation of the installation through grooves 6, a preset water quantity is set in the open water tank 1, and the submerging depth of the rotating ring piece 4 in water is larger than the length of the installation through grooves 6.
In one embodiment of the invention, in actual production, when the hose is sent out from the extruder, the hose to be cooled has a large driving force, the hose passes through the rotating ring member 4 and is arranged on the supporting guide members 3 at two sides, when the hose is pushed, the supporting guide members 3 are driven to rotate, so that the supporting rolling members 2 are driven to rotate through the transmission mechanism 5, the rotating ring member 4 rotates along with the rotating ring member, the position of the installation through groove 6 is rotationally switched, when the hose is positioned in the open water tank 1, the moving block 8 is at the bottom, water enters the installation through groove 6 through the water inlet structure 9, therefore, as long as the installation through groove 6 passes through the open water tank 1, water can be filled, and when the installation through groove 6 is positioned at a high position, the moving block 8 moves under the action of gravity, the water in the installation through groove 6 is squeezed, so that the control unit 7 is opened, and water can be sprayed to the hose in the rotating ring member 4 for cooling, the device realizes the multi-angle spray cooling on the whole, guarantees the cooling effect, and the effectual driving force that has utilized the extruder ejection of compact of this device is transformed into the helping hand that realizes that water delivery sprays with it moreover, has embodied energy-conserving effect.
In an embodiment of the present invention, the rotating ring member 4 may be a circular ring made of a plastic material, which can reduce the overall mass, and the plastic material is more reliable due to contact with water, and the outer surface of the circular ring is polished and polished, which can reduce the adhesion force with water in the open water tank 1 to the maximum extent, as shown in fig. 1, the supporting and guiding member 3 includes a mounting bracket 301 fixed on the open water tank 1, a roller 302 is rotatably connected to the mounting bracket 301, the roller 302 has an arc-shaped curved surface structure, which maintains the centering property when the hose is conveyed, and the surface of the roller 302 is provided with a plurality of clamping grooves, which are matched with the shape of the hose, so as to ensure that the acting force for driving the roller 302 to rotate is larger when the hose moves.
As shown in fig. 1, as a preferred embodiment of the present invention, the supporting roller 2 includes a bracket 201 fixed to the open water tank 1, and a rotating member 202 is rotatably coupled to the bracket 201.
As shown in fig. 1 and 4, the side surface of the rotating ring member 4 is attached to the supporting rolling member 2, the limiting rings 10 are fixed on two sides of the rotating ring member 4, the limiting rings 10 are matched with the supporting rolling member 2, and the limiting rings 10 are used for limiting the rotating ring member 4 from moving axially along the supporting rolling member 2.
In a condition of this embodiment, rotate the piece and can adopt both sides to have the gyro wheel of oblique safe edge, spacing ring 10 can adopt the cross section to be wedge-shaped snap ring, rotates 4 main parts of ring and laminates mutually with the gyro wheel, and oblique safe edge laminates mutually with the snap ring, under the frictional force effect, when the gyro wheel rotates, can drive and rotate ring 4 and rotate, and the snap ring not only can provide more area of contact with oblique safe edge moreover, means the increase of frictional force, also guarantees to rotate ring 4 and can not take place to deflect.
As shown in fig. 3 and 5, as another preferred embodiment of the present invention, the control unit 7 includes a cylinder 701 fixed in the installation through slot 6, a cover plate 702 is fixed at one end of the cylinder 701 facing the inside of the rotating ring 4, the cover plate 702 is provided with a plurality of spray holes 703, a through hole 704 is formed at one end of the cylinder 701 facing the outside of the rotating ring 4, a switch 705 is arranged in the cylinder 701, and the switch 705 is used for opening or closing the through hole 704.
As shown in fig. 5, the switch 705 includes an elastic element 7051 fixed to the cover 702, and a sealing plate 7052 is fixed to the other end of the elastic element 7051, wherein the sealing plate 7052 is attached to the through hole 704 when the elastic element 7051 is in the initial state.
In one aspect of this embodiment, the elastic element 7051 may be a spring, when the corresponding installation through slot 66 is located below, the spring is in an initial state to push the sealing plate 7052 to close the through hole 704, the water in the installation through slot 6 does not flow out along with the rotation of the rotating ring 4, when the installation through slot 6 is located above, the moving block 8 moves under the action of gravity to press the water in the installation through slot 6 to increase the pressure thereof, so that the spring is compressed by the sealing plate 7052 on the other side of the through hole 704, the through hole 704 is opened, the water is sprayed out from the spraying hole 703 on the cover plate 702, and when the installation through slot 6 is located higher, a better spraying effect can be provided.
As shown in fig. 5, as another preferred embodiment of the present invention, the water inlet structure 9 includes a circular hole 901 formed in the moving block 8 and a valve 902 located in the circular hole 901, and a stop block 11 is disposed at one end of the installation through slot 6 facing to the outside of the rotating ring 4.
In one aspect of this embodiment, because the installation is characterized in that the through groove 6 is located right below and is used for replenishing water when the water is filled into the open water tank 1, and the moving block 8 is located at the bottom, the limiting block 11 acts to prevent the moving block 8 from falling off from the through groove 6 and falling into the open water tank 1, the valve 902 can adopt a one-way valve, the through groove 6 is located in water, the one-way valve is opened due to the pressure in water, so that water flows into the through groove 8 from the circular hole 901, and the through groove 6 is filled with water between the moving block 8 and the control unit 7.
As shown in fig. 1, as another preferred embodiment of the present invention, a supporting plate 12 is fixed on one side of the open water tank 1, a transmission mechanism 5 includes a transmission 501 and a transmission case 502 fixed on the supporting plate 12, an output end of the transmission case 502 is connected with an input end of the transmission 501, an output end of the transmission 501 is in transmission connection with the supporting roller 2, and the supporting guide 3 is connected with the transmission case 502 through a shaft member 503 positioned on one side.
In one aspect of this embodiment, the shaft 503 may be an extension shaft connected to the roller 302, the transmission case 502 transmits the rotation output from the extension shaft to the transmission 501, the transmission 501 is used to amplify the rotation speed of the extension shaft, and the output of the transmission 501 and the rotating member 202 in the support roller 2 may be connected by a belt transmission.
As shown in fig. 5, as another preferred embodiment of the present invention, the material of the moving block 8 is metal, for example, metal such as lead, iron, etc. may be used, because the core of the present invention is that the metal is more convenient to protrude under the action of the self gravity of the moving block 8, when the moving block 8 is located in the open water tank 1, the self gravity is ensured not to be jacked up by the buoyancy, and the valve 902 in the water inlet structure 9 is opened, and when the installation through groove 6 rotates to the height, the moving block 8 can descend again, and the control unit 7 is opened by the compressed water.
It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on those shown in the drawings, and are used only for convenience in describing the present invention and for simplicity in description, and do not indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and thus, are not to be construed as limiting the present invention. Furthermore, the terms "first", "second", etc. are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first," "second," etc. may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless otherwise specified.
Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.
Claims (9)
1. A kind of dust collector hose production facility, including the open water tank communicated with water piping system of the workshop, there are support rolling members on both sides of open water tank, open water tank another both sides have support guide members, characterized by that, also include the rotating ring, the rotating ring cooperates with supporting the rolling member, there are drive mechanisms on one side of open water tank, support the guide member and drive the support rolling member to rotate through the drive mechanism, make the rotating ring rotate;
the rotary ring piece is provided with a plurality of radial installation through grooves along the rotary ring piece, a control unit is fixed at one end, facing the inner side of the rotary ring piece, in each installation through groove, a moving block is arranged in each installation through groove, a water inlet structure is arranged on each moving block, the water inlet structure only allows water to flow from the outer side of the rotary ring piece to the inner side of each installation through groove, when the rotary ring piece rotates, the moving blocks correspondingly arranged in the installation through grooves can move along the axial direction of the rotary ring piece along with the change of the height and the orientation of the installation through grooves, a preset water quantity is set in the open water tank, and the submerging depth of the rotary ring piece in water is larger than the length of the installation through grooves.
2. The apparatus for producing cleaner hose according to claim 1, wherein the support roller includes a bracket fixed to the open water tank, and a rotating member is rotatably connected to the bracket.
3. The vacuum cleaner hose production apparatus of claim 1, wherein the side surface of the rotating ring member is attached to the support rolling member, and a limiting ring is fixed to both sides of the rotating ring member and is engaged with the support rolling member, the limiting ring being configured to limit the rotating ring member from moving axially along the support rolling member.
4. The vacuum cleaner hose production apparatus as claimed in claim 1, wherein the control unit includes a cylinder fixed in the installation through slot, a cover plate is fixed at one end of the cylinder facing the inside of the rotating ring, the cover plate is provided with a plurality of spray holes, a through hole is formed at one end of the cylinder facing the outside of the rotating ring, and a switch member is arranged in the cylinder and used for opening or closing the through hole.
5. The vacuum cleaner hose production apparatus of claim 4, wherein the opening and closing member includes an elastic member fixed to the cover plate, and a sealing plate is fixed to the other end of the elastic member and abuts against the through hole when the elastic member is in the initial state.
6. The apparatus as claimed in claim 1, wherein the water inlet structure comprises a circular hole formed in the moving block and a valve located in the circular hole.
7. The vacuum cleaner hose production apparatus of claim 1, wherein a stopper is provided at an end of the mounting through groove facing an outside of the rotating ring member.
8. The vacuum cleaner hose production apparatus of claim 1, wherein a support plate is fixed to one side of the open water tank, the transmission mechanism includes a transmission and a transmission case fixed to the support plate, an output end of the transmission case is connected to an input end of the transmission, an output end of the transmission is drivingly connected to the support roller, and the support guide is connected to the transmission case through a shaft member located on one side.
9. The apparatus as claimed in claim 1, wherein the traveling block is made of metal.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110854664.4A CN113500762B (en) | 2021-07-28 | 2021-07-28 | Dust collector hose production equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110854664.4A CN113500762B (en) | 2021-07-28 | 2021-07-28 | Dust collector hose production equipment |
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| Publication Number | Publication Date |
|---|---|
| CN113500762A true CN113500762A (en) | 2021-10-15 |
| CN113500762B CN113500762B (en) | 2022-07-01 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110854664.4A Active CN113500762B (en) | 2021-07-28 | 2021-07-28 | Dust collector hose production equipment |
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| Country | Link |
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| CN (1) | CN113500762B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117051647A (en) * | 2023-10-12 | 2023-11-14 | 长治市长兴道桥试验检测有限公司 | Road surface compaction device for road and bridge engineering |
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| US3503828A (en) * | 1965-06-19 | 1970-03-31 | Jacques Walter | Apparatus for manufacturing hermetic plastics tubes having a binding |
| CN105065226A (en) * | 2015-07-17 | 2015-11-18 | 梁子锋 | Power liquid conveying device and liquid-energy gravity power generation system |
| CN209755998U (en) * | 2019-03-02 | 2019-12-10 | 成都红泰塑胶管业有限公司 | pipe clamp on plastic pipe cooling device |
| CN112481451A (en) * | 2020-11-30 | 2021-03-12 | 绍兴漫翱创腾智能机械股份有限公司 | Metallurgical cooling device |
| CN212826759U (en) * | 2020-07-15 | 2021-03-30 | 河南省明灿塑业有限公司 | Banding area extrusion molding device |
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2021
- 2021-07-28 CN CN202110854664.4A patent/CN113500762B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3503828A (en) * | 1965-06-19 | 1970-03-31 | Jacques Walter | Apparatus for manufacturing hermetic plastics tubes having a binding |
| CN105065226A (en) * | 2015-07-17 | 2015-11-18 | 梁子锋 | Power liquid conveying device and liquid-energy gravity power generation system |
| CN209755998U (en) * | 2019-03-02 | 2019-12-10 | 成都红泰塑胶管业有限公司 | pipe clamp on plastic pipe cooling device |
| CN212826759U (en) * | 2020-07-15 | 2021-03-30 | 河南省明灿塑业有限公司 | Banding area extrusion molding device |
| CN112481451A (en) * | 2020-11-30 | 2021-03-12 | 绍兴漫翱创腾智能机械股份有限公司 | Metallurgical cooling device |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117051647A (en) * | 2023-10-12 | 2023-11-14 | 长治市长兴道桥试验检测有限公司 | Road surface compaction device for road and bridge engineering |
| CN117051647B (en) * | 2023-10-12 | 2023-12-08 | 长治市长兴道桥试验检测有限公司 | Road surface compaction device for road and bridge engineering |
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| CN113500762B (en) | 2022-07-01 |
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