CN209756089U - 3D printing equipment - Google Patents
3D printing equipment Download PDFInfo
- Publication number
- CN209756089U CN209756089U CN201921714917.2U CN201921714917U CN209756089U CN 209756089 U CN209756089 U CN 209756089U CN 201921714917 U CN201921714917 U CN 201921714917U CN 209756089 U CN209756089 U CN 209756089U
- Authority
- CN
- China
- Prior art keywords
- fixedly connected
- guide rail
- transmission mechanism
- linear
- linear module
- 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.)
- Active
Links
Abstract
The utility model provides a 3D printing device, which comprises a transmission system and a material extrusion device; the Z-direction transmission mechanism of the transmission system comprises two linear modules Z and respective driving motors thereof, guide rails Z of the linear modules Z are parallel to each other, and slide blocks Z are opposite in the positive direction; the Y-direction transmission mechanism consists of two linear modules Y and respective driving motors thereof, the two linear modules Y are fixedly connected on opposite surfaces of the two sliding blocks Z, the guide rail Y is vertical to the guide rail Z, and the two sliding blocks Y are opposite in the positive direction; the X-direction transmission mechanism at least comprises a linear module X and a driving motor thereof, and two ends of each linear module X are fixedly connected with two sliding blocks Y; a material extruding device is arranged on the sliding block X, and a spiral extruding mechanism matched with the variable-diameter spiral blade with the inner diameter changed is arranged in the material extruding device; and a motor for controlling the operation of the variable-diameter helical blade rotating shaft is arranged at the top of the material extruding device. The utility model discloses a 3D printing apparatus can extensively be used for the vibration material disk of various fields to make, stable in structure, control the convenience.
Description
Technical Field
The utility model relates to a vibration material disk equipment, concretely relates to 3D printing apparatus.
Background
Additive Manufacturing (AM) is commonly known as 3D printing, combines computer-aided design, material processing and forming technologies, and is a Manufacturing technology for Manufacturing solid articles by stacking special metal materials, non-metal materials and medical biomaterials layer by layer in modes of extrusion, sintering, melting, photocuring, spraying and the like through a software and numerical control system on the basis of a digital model file. Compared with the traditional processing mode of removing, cutting and assembling raw materials, the method is a manufacturing method through material accumulation from bottom to top, and is from top to bottom. This enables the manufacture of complex structural components that were previously constrained by conventional manufacturing methods and were not possible. In the last two decades, AM technology has been rapidly developed, and various calling methods such as "Rapid Prototyping", "three-dimensional Printing (3D Printing)", and "Solid Free-form fabrication" have expressed the characteristics of this technology from different sides.
In the prior art, the equipment for 3D printing is not enough in the aspects of stability, accuracy and operation convenience, so that the large-scale popularization of 3D printing is restricted.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a: provided is a 3D printing device with better comprehensive performance.
The above object of the utility model is realized through following technical scheme:
The 3D printing equipment comprises a transmission system and a material extruding device;
The transmission system comprises an X-direction transmission mechanism, a Y-direction transmission mechanism and a Z-direction transmission mechanism, wherein the transmission directions of the X-direction transmission mechanism, the Y-direction transmission mechanism and the Z-direction transmission mechanism are pairwise orthogonal; the Z-direction transmission mechanism comprises two linear modules Z and respective driving motors thereof, each linear module Z is provided with a linear guide rail Z and a slide block Z, the two guide rails Z are parallel to each other, and the two slide blocks Z are opposite in the positive direction; the Y-direction transmission mechanism is composed of two linear modules Y and respective driving motors thereof, each linear module Y is provided with a linear guide rail Y and a slide block Y, the two linear modules Y are fixedly connected to the two slide blocks Z, the guide rail Y is perpendicular to the guide rail Z, and the two slide blocks Y are opposite in the positive direction; the X-direction transmission mechanism at least comprises a linear module X and a driving motor thereof, each linear module X is provided with a linear guide rail X and a sliding block X, and two ends of each linear module X are fixedly connected with two sliding blocks Y;
The material extruding device is arranged on the slide block X and comprises a material storage barrel, and the lower end of the material storage barrel is fixedly connected with an extruding nozzle; a spiral extrusion mechanism is arranged in a space communicated with the interior of the material storage barrel and the interior of the extrusion nozzle; the spiral extrusion mechanism comprises a rotating shaft arranged longitudinally through the storage barrel and the extrusion nozzle and spiral blades spirally arranged around the rotating shaft at the lower part of the storage barrel and in the extrusion nozzle; the spiral blade is a reducing spiral blade which is matched with the change of the inner diameters of the material storage barrel and the extrusion nozzle; and a motor for controlling the rotating shaft to operate is arranged at the top of the material extruding device.
in order to improve the overall operation stability of the 3D printing apparatus of the present invention, in the preferred embodiment of the present invention, the 3D printing apparatus is further provided with a bottom plate, and the bottom ends of the two linear modules Z are fixedly connected to the bottom plate through bearings; on the bottom plate, two sides of each linear module Z are provided with stand columns with the same height as the linear module Z, a cross beam is arranged between the top ends of every two adjacent stand columns, and the top end of each linear module Z is fixedly connected with the cross beam above the linear module Z.
In order to further improve the stability of the Z-direction transmission, in a more preferable scheme of the present invention, the linear module Z is a screw rod driving linear module provided with a screw rod and a nut, and the slider Z is fixedly connected with the nut; the Z-direction transmission mechanism is further provided with an optical axis guide rail parallel to the lead screw on at least one side of the lead screw, and the slide block Z is simultaneously connected with the optical axis guide rail in a sliding manner; the bottom end of the optical axis guide rail is fixedly connected with the bottom plate, and the top end of the optical axis guide rail is fixedly connected with the cross beam.
In a further preferred scheme of the utility model, two sides of each lead screw are provided with an optical axis guide rail simultaneously; the sliding block Z is simultaneously connected with the two optical axis guide rails in a sliding manner; and each optical axis guide rail is fixedly connected with the bottom plate and the top end of the optical axis guide rail is fixedly connected with the beam.
The utility model discloses in the preferred scheme, sharp module Y and sharp module X be hold-in range driven sharp module.
In the preferred scheme of the utility model, a top cover is arranged at the top of the storage vat of the material extruding device, and the top cover is provided with a central through hole and at least one peripheral through hole; the top cap top, central through-hole department be equipped with control the motor of pivot, the pivot top pass connect behind the central through-hole the motor, the motor obtain outside power supply through the power cord.
In order to more conveniently convey the cementing materials into the storage barrel, in the preferred scheme of the utility model, a semicircular funnel is arranged on any peripheral through hole of the top cover of the material extrusion device; and the lower port of the semicircular funnel extends into the cylindrical storage vat through the peripheral through holes. The semicircular funnel can be used for guiding printing materials to enter the storage barrel, can provide convenience for cleaning the residual materials in the storage barrel, can guide a water pipe with certain pressure to stretch into the storage barrel to complete cleaning, can prevent cleaning water from splashing everywhere, and can easily clean the helical blade in the storage barrel and the residual materials stuck on the barrel wall.
In order to make the extruded material hydrate more quickly, in the preferred scheme of the utility model, the material extruding device is further provided with an electric heating device with adjustable temperature; the electric heating device comprises a temperature controller and a resistance wire electrically connected with the temperature controller, the temperature controller is installed outside the columnar material storage barrel, and the resistance wire is arranged inside the extruding device. In the extrusion device, the resistance wire can be circumferentially arranged on the inner wall of the columnar storage barrel, or circumferentially arranged in the lower port of the extrusion nozzle, or circumferentially arranged on the screw rod. The temperature controller is used for setting printing temperature, controlling the resistance wire to be heated to a preset temperature before printing extrusion, and then starting to print the extruded material. The utility model discloses a set up electric heater unit can make the printing material print under predetermined temperature, and the material after printing can condense fast.
In the preferred scheme of the utility model, the material extruding device is detachably arranged on the slide block X through a hoop component and a screw joint component; the screw joint component is fixedly connected to the sliding block X and is provided with a screw joint surface and a screw hole; the staple bolt subassembly by a mounting panel pin joint a pair of switching embracing ring constitute, the mounting panel be equipped with a plurality of screws and with the spiro union face spiro union of spiro union subassembly is fixed, material extrusion device's storage vat is arranged in but the switching is embraced the intra-annular, but the switching is embraced the ring expansion end and is equipped with matched with hasp subassembly in pairs, be used for with but the switching is embraced the ring and is fixed rather than inside storage bucket locking.
3D printing apparatus, can extensively be used for the 3D print jobs of various materials. Before the automatic feeding machine is used, the driving motor is connected with an external control system, a pre-designed engineering pattern is input into the control system, the control system regulates and controls the driving motor in each direction in real time according to the engineering pattern, meanwhile, the discharging device of the feeding machine is driven by the motor of the feeding machine, materials can be provided layer by layer according to the engineering pattern, and finally 3D printing is finished.
Compared with the prior art, the utility model discloses a 3D printing apparatus is showing the not thorough problem of material extrusion who has improved existence in the present 3D printing owing to install more reasonable material extrusion device of structure. The variable-diameter spiral blade of the material extrusion mechanism can stir and push down the materials in the storage barrel to the maximum extent, so that gel materials can hardly remain in the storage barrel, and the extrusion nozzle part can not be blocked. In addition, in the preferred scheme of the utility model, the three-dimensional transmission is more stable and accurate by arranging the bottom plate and the frame which are fixedly connected with the Z-direction transmission mechanism; compare current portal frame formula 3D printer simultaneously, the utility model discloses a 3D printing apparatus not only has more open headspace, makes material extrusion device's vertical transmission scope obtain further expansion, also makes extrusion device's defeated material and loading and unloading operation more convenient, and the whole focus of printing apparatus is lower moreover, and stability is higher.
Drawings
Fig. 1 and 2 show the overall structure of the 3D printer according to embodiment 1 from different angles, respectively.
Fig. 3 is a schematic structural diagram of a material extrusion device installed on the 3D printer according to embodiment 1.
Fig. 4 is a schematic cross-sectional structure diagram of a material extrusion device of the 3D printer according to embodiment 1.
fig. 5 is a schematic cross-sectional structure diagram of a material extrusion device of a 3D printer according to embodiment 2.
Detailed Description
In order to make the above objects, features and advantages of the present invention more comprehensible, embodiments of the present invention are described in detail below with reference to the accompanying drawings.
In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention, but the present invention may be implemented in other ways different from the specific details set forth herein, and one skilled in the art may similarly generalize the present invention without departing from the spirit of the present invention, and therefore the present invention is not limited to the specific embodiments disclosed below.
Next, the present invention will be described in detail with reference to the schematic drawings, and in the detailed description of the embodiments of the present invention, for convenience of illustration, the sectional views showing the structure of the device will not be enlarged partially according to the general scale, and the schematic drawings are only examples, and should not limit the scope of the present invention. In addition, the three-dimensional dimensions of length, width and depth should be included in the actual fabrication.
example 1
A3D printing device comprises a transmission system and a material extrusion device;
The transmission system is composed of a rectangular bottom plate, a frame and a three-dimensional transmission mechanism. As shown in fig. 1 and 2, upright columns 11 of the same specification are vertically arranged at four angular positions of the upper surface of the bottom plate 0, the bottom end of each upright column 11 is fixedly connected with the bottom plate 0, a cross beam 12 is arranged at the top end of the adjacent upright column 11, the upright columns 11 and the cross beams 12 jointly form a rectangular frame, and a right-angle connecting piece is arranged at each connecting position among the bottom plate 0, the upright columns 11 and the cross beams 12. And a Z-direction transmission mechanism is fixedly arranged between the group of parallel beams 12 and the bottom plate 0, the Z-direction transmission mechanism is composed of two groups of longitudinal transmission mechanisms which are separately arranged at two opposite sides of the bottom plate 0, and each group comprises 1 lead screw nut pair 21 and 2 optical axis guide rails 22 which are arranged on two sides of the lead screw nut pair 21 and are parallel to the lead screw nut pair. The upper part of each screw-nut pair 21 is fixedly connected with the cross beam 12 through a mounting plate 14 with holes, and a screw of the screw-nut pair 21 passes through the hole of the mounting plate 14 with holes and is connected with the servo motor 1 above the cross beam 12 through a coupler; the bottom end of each screw nut pair 21 is connected with the bottom plate 0 through a bearing 23. Both ends of each optical axis guide rail 22 are fixedly connected with the mounting plate with holes 14 and the bottom plate 0 respectively. Each set of screw nut pairs 21 and the optical axis guide rails 22 on both sides thereof are provided with a Z-direction sliding assembly 24, which can move up and down along the screw and the optical axis in the longitudinal direction (Z direction) under the driving of the servo motor 1. Every Z is to sliding assembly 24 go up through bar connecting plate 25 fixed connection a transmission direction and lead screw vertically Y to hold-in range module 26, and every Y is all to holding-in range module 26 tip through a coupling joint servo motor 1. The two Y-direction synchronous belt modules 26 are parallel and are opposite in positive phase to form a Y-direction transmission mechanism. The slide blocks of the two Y-direction synchronous belt modules 26 are fixedly connected with the same X-direction synchronous belt module 27, and the end part of the X-direction synchronous belt module 27 is connected with a servo motor 1 through a coupler to form an X-direction transmission mechanism.
The material extrusion device is detachably arranged on a sliding block of the X-direction synchronous belt module 27 through a hoop component and a screw joint component; as shown in fig. 3, a mounting rack 28 with holes is fixedly connected to the upper surface of the sliding block of the X-direction timing belt module 27 as a screw connection component, and one side of the screw connection component is provided with a screw connection surface and a screw hole; the hoop assembly is formed by a mounting plate 291 pivotally connected to a pair of openable hoops 292. The mounting plate 291 is provided with a plurality of screw holes and is fixed with the screw connection surface of the mounting rack 28 with holes in a screw connection manner, the storage barrel of the material extrusion device is arranged in the openable and closable holding ring 292, and the movable ends of the openable and closable holding ring 292 are provided with matched hasp assemblies 293 in pairs for locking and fixing the openable and closable holding ring and the storage barrel inside the openable and closable holding ring. The other side of the mounting rack 28 with the hole is provided with a balancing weight 3 matched with the weight of the material extruding device.
As shown in fig. 3 and 4, the material extruding device includes a cylindrical material storage barrel 31, and a circular funnel-shaped extruding nozzle 32 is fixedly connected to the lower end of the cylindrical material storage barrel 31; the material storage barrel 31 and the extrusion nozzle 32 are hollow and are provided with a spiral extrusion mechanism in a penetrating way; the spiral extrusion mechanism is provided with a rotating shaft 33 longitudinally penetrating through the storage barrel 31 and the extrusion nozzle 32, and a reducing spiral blade 34 is arranged from the lower part of the storage barrel 31 and around the rotating shaft 33 from top to bottom; the blade main body of the reducing helical blade 34 is positioned in the funnel of the extrusion nozzle 32, the small part is positioned at the lower section of the storage barrel 31, and the radius of the reducing part of the helical blade 34 is gradually increased from bottom to top according to the inner diameter of the funnel part of the extrusion nozzle 32. A top cover 36 is arranged at the top of the storage bucket 31, a central through hole 37 is formed in the top cover 36, and 2 peripheral through holes 38 are symmetrically formed in two sides of the central through hole 37; the servo motor 1 for controlling the rotating shaft 33 is arranged at the central through hole 37 above the top cover 36, and the top end of the rotating shaft 33 passes through the central through hole 37 from the inside of the storage bucket 31 and then is connected with the servo motor 1 through a coupler above the top cover 36. A semicircular funnel 39 is arranged on any one peripheral through hole 38; the lower port of the semicircular funnel 39 extends into the storage tank 31 through the peripheral through hole 38. Semicircular funnel 39 can be used for guiding printing material to get into storage vat 31 on the one hand, and on the other hand can provide convenience for wasing the residual material in the storage vat 31, can guide the water pipe that has certain pressure and stretch into and accomplish in the storage vat 31 and wash, can avoid the washing water to splash everywhere like this, also very easily with helical blade 34 in the storage vat 31 and the sticky residual material sanitization on the ladle wall.
Example 2
A3D printing device is the same as that of embodiment 1 in main structure, except that an electric heating layer is circumferentially arranged on the inner wall of a storage barrel 31 of a material extrusion device, as shown in FIG. 5, the electric heating layer is composed of a resistance wire 312 and a temperature sensor (not shown), and the resistance wire 312 is electrically connected with a temperature controller 320 fixedly arranged on the outer wall of the storage barrel 31 through a peripheral through hole 38 on a top cover 36 through a cable 319. The temperature controller 320 and the temperature sensor are used for setting and controlling the printing temperature, controlling the resistance wire 312 to be heated to the preset temperature before printing and extruding, and then starting to print the extruded material. Through setting up this electric heating layer, can make printing material print under the temperature of predetermineeing, the material after the printing can condense fast.
Claims (10)
1. A3D printing device comprises a transmission system and a material extrusion device; the transmission system comprises an X-direction transmission mechanism, a Y-direction transmission mechanism and a Z-direction transmission mechanism, wherein the transmission directions of the X-direction transmission mechanism, the Y-direction transmission mechanism and the Z-direction transmission mechanism are pairwise orthogonal; the method is characterized in that:
The Z-direction transmission mechanism comprises two linear modules Z and respective driving motors thereof, each linear module Z is provided with a linear guide rail Z and a slide block Z, the two guide rails Z are parallel to each other, and the two slide blocks Z are opposite in the positive direction; the Y-direction transmission mechanism is composed of two linear modules Y and respective driving motors thereof, each linear module Y is provided with a linear guide rail Y and a slide block Y, the two linear modules Y are fixedly connected to the two slide blocks Z, the guide rail Y is perpendicular to the guide rail Z, and the two slide blocks Y are opposite in the positive direction; the X-direction transmission mechanism at least comprises a linear module X and a driving motor thereof, each linear module X is provided with a linear guide rail X and a sliding block X, and two ends of each linear module X are fixedly connected with two sliding blocks Y;
The material extruding device is arranged on the slide block X and comprises a material storage barrel, and the lower end of the material storage barrel is fixedly connected with an extruding nozzle; a spiral extrusion mechanism is arranged in a space communicated with the interior of the material storage barrel and the interior of the extrusion nozzle; the spiral extrusion mechanism comprises a rotating shaft arranged longitudinally through the storage barrel and the extrusion nozzle and spiral blades spirally arranged around the rotating shaft at the lower part of the storage barrel and in the extrusion nozzle; the spiral blade is a reducing spiral blade which is matched with the change of the inner diameters of the material storage barrel and the extrusion nozzle; and a motor for controlling the rotating shaft to operate is arranged at the top of the material extruding device.
2. The 3D printing device according to claim 1, characterized in that: a bottom plate is further arranged, and the Z bottom ends of the two linear modules are fixedly connected with the bottom plate through bearings; on the bottom plate, two sides of each linear module Z are provided with stand columns with the same height as the linear module Z, a cross beam is arranged between the top ends of every two adjacent stand columns, and the top end of each linear module Z is fixedly connected with the cross beam above the linear module Z.
3. the 3D printing device according to claim 2, characterized in that: the linear module Z is a screw rod driving linear module provided with a screw rod and a nut, and the sliding block Z is fixedly connected with the nut.
4. The 3D printing device according to claim 3, characterized in that: the Z-direction transmission mechanism is further provided with an optical axis guide rail parallel to the lead screw on at least one side of the lead screw, and the slide block Z is simultaneously connected with the optical axis guide rail in a sliding manner; the bottom end of the optical axis guide rail is fixedly connected with the bottom plate, and the top end of the optical axis guide rail is fixedly connected with the cross beam.
5. The 3D printing device according to claim 4, characterized in that: the two sides of each lead screw are simultaneously provided with the optical axis guide rails; the sliding block Z is simultaneously connected with the two optical axis guide rails in a sliding manner; and each optical axis guide rail is fixedly connected with the bottom plate and the top end of the optical axis guide rail is fixedly connected with the beam.
6. The 3D printing device according to claim 1, characterized in that: the linear module Y and the linear module X are linear modules driven by a synchronous belt.
7. The 3D printing device according to claim 1, characterized in that: a top cover is arranged at the top of a storage barrel of the material extruding device, and a central through hole and at least one peripheral through hole are formed in the top cover; the top cap top, central through-hole department be equipped with control the motor of pivot, the pivot top pass connect behind the central through-hole the motor, the motor obtain outside power supply through the power cord.
8. The 3D printing device according to claim 7, characterized in that: a semicircular funnel is arranged on any through hole on the periphery of the top cover of the material extrusion device; and the lower port of the semicircular funnel extends into the storage bucket through the peripheral through holes.
9. The 3D printing device according to claim 1, characterized in that: the material extrusion device is further provided with an electric heating device with adjustable temperature; the electric heating device comprises a temperature controller and a resistance wire electrically connected with the temperature controller, the temperature controller is installed outside the storage barrel, and the resistance wire is arranged inside the extruding device.
10. The 3D printing device according to claim 1, characterized in that: the material extrusion device is detachably arranged on the slide block X through a hoop component and a screw joint component; the screw joint component is fixedly connected to the sliding block X and is provided with a screw joint surface and a screw hole; the staple bolt subassembly by a mounting panel pin joint a pair of switching embracing ring constitute, the mounting panel be equipped with a plurality of screws and with the spiro union face spiro union of spiro union subassembly is fixed, material extrusion device's storage vat is arranged in but the switching is embraced the intra-annular, but the switching is embraced the ring expansion end and is equipped with matched with hasp subassembly in pairs, be used for with but the switching is embraced the ring and is fixed rather than inside storage bucket locking.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921714917.2U CN209756089U (en) | 2019-10-13 | 2019-10-13 | 3D printing equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921714917.2U CN209756089U (en) | 2019-10-13 | 2019-10-13 | 3D printing equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209756089U true CN209756089U (en) | 2019-12-10 |
Family
ID=68746290
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921714917.2U Active CN209756089U (en) | 2019-10-13 | 2019-10-13 | 3D printing equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209756089U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| IT202100023195A1 (en) * | 2021-09-08 | 2023-03-08 | Lorenzo Revel | 3D PRINTING SYSTEM FOR HOT WIRE EXTRUSION |
-
2019
- 2019-10-13 CN CN201921714917.2U patent/CN209756089U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| IT202100023195A1 (en) * | 2021-09-08 | 2023-03-08 | Lorenzo Revel | 3D PRINTING SYSTEM FOR HOT WIRE EXTRUSION |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN102925632B (en) | Vertical high-frequency quenching machine | |
| CN110340366B (en) | Sand mold support combined type double-gantry additive manufacturing equipment and printing method | |
| CN209756089U (en) | 3D printing equipment | |
| CN108838286B (en) | Short metal pipe diameter reducing device | |
| CN113172242B (en) | Selective laser melting forming real-time monitoring device and implementation method | |
| CN211708436U (en) | Feeding device of metal pipe cutting machine | |
| CN111136856A (en) | Double-component mixed epoxy casting dielectric function gradient insulation manufacturing device and method | |
| CN112962093B (en) | Coaxial powder feeding laser cladding head for additive manufacturing | |
| DE102015116925B4 (en) | Method and device for producing molded parts using additive and subtractive manufacturing processes | |
| CN111702508A (en) | Double-channel numerical control machining tool | |
| CN102586813B (en) | Microelectroforming machine tool | |
| CN111424276B (en) | L-shaped laser cladding head and laser cladding equipment | |
| CN203715499U (en) | Improved high-speed and accurate optical fiber drawing machine | |
| CN208696666U (en) | A kind of rack spot welding device | |
| CN211102355U (en) | Novel intelligent welding machines hand | |
| CN108827170A (en) | A kind of online double-side copper thickness test machine | |
| CN205437777U (en) | Compound lathe of making of parallelly connected increase and decrease material | |
| CN207807019U (en) | A kind of laser processing locating platform | |
| CN221289805U (en) | Special fixture for machining spark of transformer framework | |
| CN116571844A (en) | Automatic welding torch device for arc additive repairing of composite mold and repairing method | |
| CN110789061A (en) | Horizontal multi-cavity servo dental floss rod manipulator | |
| CN110091086A (en) | A kind of dual-purpose optical-fiber laser cutting robot of double flat platen pipe | |
| CN219899996U (en) | Automobile nut forming equipment | |
| CN219044135U (en) | Five 3D printers based on Stewart parallel mechanism | |
| CN220862912U (en) | Numerical control gear hobbing machine capable of automatically feeding |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |