CN211891455U - Cutting machining center - Google Patents
Cutting machining center Download PDFInfo
- Publication number
- CN211891455U CN211891455U CN202020240407.2U CN202020240407U CN211891455U CN 211891455 U CN211891455 U CN 211891455U CN 202020240407 U CN202020240407 U CN 202020240407U CN 211891455 U CN211891455 U CN 211891455U
- Authority
- CN
- China
- Prior art keywords
- rail
- cutting
- frame
- track
- lifting frame
- 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.)
- Expired - Fee Related
Links
- 238000005520 cutting process Methods 0.000 title claims abstract description 67
- 238000012545 processing Methods 0.000 abstract description 11
- 239000004575 stone Substances 0.000 abstract description 11
- 238000013461 design Methods 0.000 abstract description 6
- 239000000463 material Substances 0.000 abstract description 6
- 238000005457 optimization Methods 0.000 abstract description 3
- 230000008520 organization Effects 0.000 abstract description 2
- 238000000034 method Methods 0.000 description 7
- 230000001681 protective effect Effects 0.000 description 5
- 238000003754 machining Methods 0.000 description 4
- 238000010276 construction Methods 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000002035 prolonged effect Effects 0.000 description 2
- 239000002994 raw material Substances 0.000 description 2
- 230000006978 adaptation Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000013178 mathematical model Methods 0.000 description 1
- 238000005065 mining Methods 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 239000011435 rock Substances 0.000 description 1
- 238000003860 storage Methods 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
- 238000000844 transformation Methods 0.000 description 1
Images
Landscapes
- Processing Of Stones Or Stones Resemblance Materials (AREA)
Abstract
The utility model relates to the technical field of stone processing, in particular to a cutting and processing center, which comprises a first track, a movable frame, a second track and a lifting frame; the first rail is horizontally arranged, and the movable frame is slidably arranged on the first rail; the second rail is horizontally arranged on the moving frame, the second rail is vertical to the first rail, and the lifting frame is arranged on the second rail in a sliding manner; the lifting frame is provided with a third rail which is respectively perpendicular to the first rail and the second rail, the third rail is slidably provided with a tool rest, and the tool rest is provided with a disc saw blade. The utility model provides a cutting process center compares in current large-scale cutting machine, adopts the modular unit project organization, and the transport of being convenient for can install into complete machine equipment fast, drops into the use in the stone material mine, and complete machine structure, size optimization, structural design are more reasonable, have alleviateed whole quality and volume.
Description
Technical Field
The utility model relates to a stone material processing technology field especially relates to a cutting process center.
Background
The current large-scale cutting equipment is mainly used for rock cutting, stone mining, stone processing and the like. The existing large-scale cutting machine adopts single movement to finish transverse or longitudinal cutting, and performs stroke control on a rail to finish cutting, and the existing device has the following problems: 1) the cutting machine is driven by a motor and pulley mechanism, an electric power source of the cutting machine and a cutting host belong to the same structure, the size of the whole machine body is larger, the space occupied by the size of the whole machine structure is larger, and the weight of the whole machine is increased; 2) the traditional equipment such as large cutting of stone mines can also be paved with simple tracks to finish transverse cutting, but only rough machining and cutting are performed on blank raw materials, the large rough machining raw materials are mined out and then are transported to factories to be further cut into plates to finish machining, the working procedure is long, the investment is large, and the resource utilization rate is low; 3) the traditional equipment can only move singly to finish transverse or longitudinal cutting, two kinds of equipment are required to be replaced mutually, two necessary processes can be finished, and the cutting production efficiency is influenced.
SUMMERY OF THE UTILITY MODEL
In order to overcome the defects of the prior art, the utility model aims to solve the technical problem that a high-efficiency cutting machining center is provided.
In order to solve the technical problem, the utility model discloses a technical scheme be: a cutting machining center comprises a first rail, a moving frame, a second rail and a lifting frame;
the first rail is horizontally arranged, and the movable frame is slidably arranged on the first rail;
the second rail is horizontally arranged on the moving frame, the second rail is vertical to the first rail, and the lifting frame is arranged on the second rail in a sliding manner;
the lifting frame is provided with a third rail which is respectively perpendicular to the first rail and the second rail, the third rail is slidably provided with a tool rest, the tool rest is provided with a disc saw blade, and the axis of the disc saw blade is parallel to the first rail or the second rail.
In an optional embodiment, the moving frame is respectively provided with a first motor, a first gear, a belt wheel, a rotating shaft and a first roller which are sequentially connected, and the first roller is matched with the first track.
In an optional embodiment, the moving frame is provided with a rack along a direction parallel to the second track, the lifting frame is rotatably provided with a second gear meshed with the rack, and the lifting frame is provided with a second motor connected with the second gear.
In an optional embodiment, the lifting frame is provided with a second roller matched with the second rail.
In an optional embodiment, the moving frame is respectively provided with a hydraulic station, a cooler and an oil pipe which are sequentially connected, the oil pipe is mounted on the moving frame through an oil pipe mounting frame, the oil pipe is connected with an oil pump arranged on the lifting frame, and the oil pump is connected with the tool rest.
In an optional embodiment, a hydraulic motor connected with an oil pipe is arranged on the lifting frame, a cutter disc used for mounting the disc saw blade is arranged on the cutter frame, the axis of the cutter disc is parallel to the first track, and the hydraulic motor drives the cutter disc to rotate.
In an optional embodiment, be equipped with the connection fixed block, bracing piece and the connecting block that connect gradually on the knife rest, one side of connecting block is equipped with the hydraulic motor who is connected with oil pipe, the opposite side of connecting block is equipped with the blade disc that is used for installing the disc saw bit, the axis of blade disc is on a parallel with the second track, hydraulic motor drive blade disc rotates.
In an alternative embodiment, the tool rest is provided with a protective cover which covers the disc saw blade.
In an optional embodiment, the movable frame is provided with a limiting block for limiting the lifting frame.
The beneficial effects of the utility model reside in that: the utility model provides a cutting machining center, including first track, removal frame, second track and crane, compare in current large-scale cutting machine, adopt modular component design structure, the transport of being convenient for can install into complete machine equipment fast, drops into the use in the stone material mine, and complete machine structure, size optimization, structural design are more reasonable, have alleviateed whole quality and volume.
Drawings
Fig. 1 is a schematic structural view of a cutting and machining center according to an embodiment of the present invention;
fig. 2 is a front view of a cutting and machining center according to an embodiment of the present invention;
fig. 3 is a top view of a cutting and machining center according to an embodiment of the present invention;
fig. 4 is a side view of a cutting center according to an embodiment of the present invention;
fig. 5 is a schematic structural view of a movable frame according to an embodiment of the present invention;
fig. 6 is a schematic structural view of the lifting frame according to the embodiment of the present invention;
fig. 7 is another schematic structural diagram of the lifting frame according to the embodiment of the present invention;
figure 8 shows a side view of a crane according to an embodiment of the invention;
fig. 9 is a front view of the crane according to the embodiment of the present invention;
figure 10 shows a top view of a crane according to an embodiment of the invention;
fig. 11 is a schematic structural view of a cutting and machining center according to a second embodiment of the present invention;
fig. 12 is a schematic structural view of a disc saw blade according to an embodiment of the present invention;
fig. 13 is a schematic structural view of a cutting and machining center according to a third embodiment of the present invention;
FIG. 14 is a schematic view of a tool holder according to an embodiment of the invention;
FIG. 15 shows a top view of a tool holder according to an embodiment of the invention;
FIG. 16 shows a side view of a tool holder according to an embodiment of the invention;
description of reference numerals:
1-a first track;
2-a moving rack; 21-a first motor; 22-a first gear; 23-a pulley; 24-a rotating shaft; 25-a first roller; 26-a rack; 27-a limiting block;
3-a second track;
4-circular saw blade;
5, lifting the rack; 51-a second gear; 52-a second motor; 53-a second roller; 54-a hydraulic motor;
6-a third track;
7-tool holder; 71-a cutter head; 72-connecting a fixed block; 73-a support bar; 74-connecting block; 75-a protective cover;
8-a hydraulic station;
9-a cooler;
10-an oil pipe mounting rack;
11-an electric cabinet;
12-a laser rangefinder;
13-a touch screen;
14-cross roller.
Detailed Description
In order to explain the technical content, the objects and the effects of the present invention in detail, the following description is made with reference to the accompanying drawings in combination with the embodiments.
Referring to fig. 1 and 16, a cutting center of the present invention includes a first rail, a movable frame, a second rail, and a lifting frame;
the first rail is horizontally arranged, and the movable frame is slidably arranged on the first rail;
the second rail is horizontally arranged on the moving frame, the second rail is vertical to the first rail, and the lifting frame is arranged on the second rail in a sliding manner;
the lifting frame is provided with a third rail which is respectively perpendicular to the first rail and the second rail, the third rail is slidably provided with a tool rest, the tool rest is provided with a disc saw blade, and the axis of the disc saw blade is parallel to the first rail or the second rail.
From the above description, the beneficial effects of the present invention are: the movable rack, crane and knife rest slidable respectively set up on first track, on second track and the third track, realize a quick-witted three-dimensional cutting, the guide rail can be designed into detachable construction, be convenient for lay temporarily and dismantle, the recoil force that produces when having reduced the cutting operation simultaneously, guarantee complete machine stable in structure, complete machine weight is lighter 50% than traditional equipment, structural strength is 1 ~ 2 times high, disc saw bit can be installed according to the field processing needs for being on a parallel with first track or being on a parallel with the second track, make the complete machine can carry out multichannel process, efficiency and resource utilization are improved.
Further, be equipped with first motor, first gear, band pulley, pivot and the first gyro wheel that connects gradually on the removal frame respectively, first gyro wheel and first track cooperation.
Furthermore, the moving frame is provided with a rack along the direction parallel to the second track, the lifting frame is rotatably provided with a second gear meshed with the rack, and the lifting frame is provided with a second motor connected with the second gear.
Furthermore, a second roller matched with the second track is arranged on the lifting frame.
From the above description, the device is driven by a servo motor, precision cutting with precision within 1 mm or less can be completed by matching with high-precision guide control, and full automation of the control process is easily realized.
Further, be equipped with the hydraulic pressure station, cooler and the oil pipe that connect gradually on the removal frame respectively, oil pipe passes through the oil pipe mounting bracket and installs on the removal frame, oil pipe and the oil pump connection who sets up on the crane, the oil pump is connected with the knife rest.
Furthermore, a hydraulic motor connected with an oil pipe is arranged on the lifting frame, a cutter disc used for installing the disc saw blade is arranged on the cutter frame, the axis of the cutter disc is parallel to the first rail, and the hydraulic motor drives the cutter disc to rotate.
As can be seen from the above description, the equipment adopts a hydraulic system to separate the cutting part from the power part, so that the weight of the cutting part is only 5-10% of that of the traditional equipment, but the cutting torque is 10-15% larger than that of the traditional equipment. Because the cutting part is light in weight and large in torsion, the cutting direction of the cutting saw blade can be easily arranged and adjusted, the device can complete up-and-down cutting, transverse cutting and longitudinal cutting, the whole process construction required by the plate can be directly completed on an ore body, and the processing efficiency is improved.
Further, be equipped with the connection fixed block, bracing piece and the connecting block that connect gradually on the knife rest, one side of connecting block is equipped with the hydraulic motor who is connected with oil pipe, the opposite side of connecting block is equipped with the blade disc that is used for installing the disc saw bit, the axis of blade disc is on a parallel with the second track, hydraulic motor drive blade disc rotates.
From the above description, it can be seen that different tool holder designs can be selected as required to adjust whether the axis of the cutter head is parallel to the first track or the second track, so as to adapt to different cutting processes and stone materials.
Furthermore, a protective cover which is covered outside the disc saw blade is arranged on the tool rest.
From the above description, the protective cover plays a role of protection, and the service life of the equipment is prolonged.
Furthermore, the movable frame is provided with a limiting block for limiting the lifting frame.
From the above description, the limiting block is used to position and limit the lifter on the second rail in parallel, and also plays a role in protection.
Referring to fig. 1 and fig. 16, a first embodiment of the present invention is: a cutting machining center comprises a first rail 1, a moving frame 2, a second rail 3 and a lifting frame 5;
the first track 1 is horizontally arranged, and the movable frame 2 is slidably arranged on the first track 1;
the second track 3 is horizontally arranged on the moving frame 2, the second track 3 is vertical to the first track 1, and the lifting frame 5 is slidably arranged on the second track 3;
the lifting frame 5 is provided with a third rail 6, the third rail 6 is respectively perpendicular to the first rail 1 and the second rail 3, the third rail 6 is slidably provided with a tool rest 7, the tool rest 7 is provided with a disc saw blade 4, and the axis of the disc saw blade 4 is parallel to the first rail 1 or the second rail 3.
Referring to fig. 1 and 12, a second embodiment of the present invention is: a cutting machining center comprises a first rail 1, a moving frame 2, a second rail 3 and a lifting frame 5;
the first track 1 is horizontally arranged, and the movable frame 2 is slidably arranged on the first track 1;
the second track 3 is horizontally arranged on the moving frame 2, the second track 3 is vertical to the first track 1, and the lifting frame 5 is slidably arranged on the second track 3;
the lifting frame 5 is provided with a third rail 6, the third rail 6 is respectively perpendicular to the first rail 1 and the second rail 3, the third rail 6 is slidably provided with a tool rest 7, the tool rest 7 is provided with a disc saw blade 4, and the axis of the disc saw blade 4 is parallel to the first rail 1 or the second rail 3.
The moving frame 2 is respectively provided with a first motor 21, a first gear 22, a belt wheel 23, a rotating shaft 24 and a first roller 25 which are connected in sequence, and the first roller 25 is matched with the first track 1. The moving rack 2 is provided with a rack 26 along a direction parallel to the second track 3, the lifting rack 5 is rotatably provided with a second gear 51 meshed with the rack 26, and the lifting rack 5 is provided with a second motor 52 connected with the second gear 51. And a second roller 53 matched with the second track 3 is arranged on the lifting frame 5. Move and be equipped with the hydraulic pressure station 8, cooler 9 and the oil pipe that connect gradually on the frame 2 respectively, oil pipe passes through oil pipe mounting bracket 10 and installs on moving frame 2, oil pipe and the oil pump connection who sets up on crane 5, the oil pump is connected with knife rest 7. The lifting frame 5 is provided with a hydraulic motor 54 connected with an oil pipe, the tool rest 7 is provided with a tool pan 71 used for installing the disc saw blade 4, the axis of the tool pan 71 is parallel to the first track 1, and the hydraulic motor 54 drives the tool pan 71 to rotate. The knife rest 7 is provided with a protective cover 75 which covers the disc saw blade 4. The movable frame 2 is provided with a limiting block 27 for limiting the lifting frame 5.
Referring to fig. 13 and 16, a difference between the third embodiment and the second embodiment of the present invention is: be equipped with the connection fixed block 72, bracing piece 73 and the connecting block 74 that connect gradually on the knife rest 7, one side of connecting block 74 is equipped with the hydraulic motor 54 who is connected with oil pipe, the opposite side of connecting block 74 is equipped with the blade disc 71 that is used for installing disc saw bit 4, the axis of blade disc 71 is on a parallel with second track 3, hydraulic motor 54 drive blade disc 71 rotates. Still include electric cabinet 11, laser range finder 12 and touch-sensitive screen 13, electric cabinet 11 is connected with laser range finder 12 and touch-sensitive screen 13 respectively, and equipment adopts laser range finder 12 variable control for accomplishing high accuracy control, can accomplish precision for being less than 1 millimeter walking distance high accuracy control in 100 meters, and laser range finder 12 can find the distance number difference according to the setting value, feeds back to the central processing unit of electric cabinet 11, and central processing unit can form the mathematical model according to feedback numerical value and adjust the walking equipment in order to accomplish walking distance control, equipment real time monitoring equipment position and running state to can show through touch-sensitive screen 13, guarantee cutting accuracy. The system is characterized by also comprising a remote control system, wherein the remote control system is based on a 5G communication system, can finish real-time data acquisition, transmission and storage, and can remotely monitor the processing state through a network platform. Still including installing the gyro wheel 14 of striding on removing frame 2, after the cutting operation of cutting machining center in the processing place was accomplished, can move the complete machine to next processing place through laying and striding the simple and easy track of 14 adaptations of gyro wheel, continue to carry out horizontal or vertical cutting, improved machining efficiency.
When the device is used, the first motor 21 drives the first roller 25 to rotate sequentially through the first gear 22, the belt wheel 23 and the rotating shaft 24, so that the moving frame 2 slides on the first track 1; the second motor 52 is used for driving the second gear 51 to rotate, the second gear 51 is meshed with the rack 26, and the horizontal position of the lifting frame 5 on the moving frame 2 is adjusted through the matching of the second roller 53 and the second track 3; the tool rest 7 is driven by a hydraulic station 8, a cooler 9 and an oil pipe which are connected in sequence to do vertical lifting movement on a third track 6; the lifting frame 5 or the tool rest 7 is provided with a hydraulic motor 54, and the main shaft of the hydraulic motor 54 is connected with the cutter head 71, so that the disc saw blade 4 on the cutter head 71 is driven to rotate to perform stone cutting operation.
To sum up, the utility model provides a cutting machining center, including first track, removal frame, second track and crane, compare in current large-scale cutting machine, adopt modularization part project organization, be convenient for carry, but quick installation becomes complete machine equipment, drops into the use in the stone material mine, complete machine structure, size optimization, structural design is more reasonable, has alleviateed whole quality and volume. From the above description, the device is driven by a servo motor, precision cutting with precision within 1 mm or less can be completed by matching with high-precision guide control, and full automation of the control process is easily realized. The equipment adopts hydraulic system, will cut some and power part and separate for the weight of cutting part is only 5 ~ 10% of traditional equipment, but the cutting torque is 10 ~ 15% bigger than traditional equipment. Because the cutting part is light in weight and large in torsion, the cutting direction of the cutting saw blade can be easily arranged and adjusted, the device can complete up-and-down cutting, transverse cutting and longitudinal cutting, the whole process construction required by the plate can be directly completed on an ore body, and the processing efficiency is improved. Different tool rest design structures can be selected according to requirements to adjust whether the axis of the cutter head is parallel to the first track or the second track, so that different cutting processes and stone materials are adapted. The protection casing plays the effect of protection, has prolonged the life of equipment. The limiting block is used for limiting the position of the lifting frame on the second track in parallel and plays a role in protection.
The above mentioned is only the embodiment of the present invention, and not the limitation of the patent scope of the present invention, all the equivalent transformations made by the contents of the specification and the drawings, or the direct or indirect application in the related technical field, are included in the patent protection scope of the present invention.
Claims (9)
1. A cutting machining center is characterized by comprising a first rail, a moving frame, a second rail and a lifting frame;
the first rail is horizontally arranged, and the movable frame is slidably arranged on the first rail;
the second rail is horizontally arranged on the moving frame, the second rail is vertical to the first rail, and the lifting frame is arranged on the second rail in a sliding manner;
the lifting frame is provided with a third rail which is respectively perpendicular to the first rail and the second rail, the third rail is slidably provided with a tool rest, the tool rest is provided with a disc saw blade, and the axis of the disc saw blade is parallel to the first rail or the second rail.
2. The cutting and processing center according to claim 1, wherein the moving frame is respectively provided with a first motor, a first gear, a belt wheel, a rotating shaft and a first roller which are connected in sequence, and the first roller is matched with the first track.
3. The cutting and processing center of claim 1, wherein the movable rack is provided with a rack in a direction parallel to the second track, the lifting rack is rotatably provided with a second gear engaged with the rack, and the lifting rack is provided with a second motor connected with the second gear.
4. The cutting and processing center of claim 1, wherein the crane is provided with a second roller wheel matched with the second rail.
5. The cutting machining center according to claim 1, wherein the moving frame is provided with a hydraulic station, a cooler and an oil pipe which are connected in sequence, the oil pipe is mounted on the moving frame through an oil pipe mounting frame, the oil pipe is connected with an oil pump arranged on the lifting frame, and the oil pump is connected with the tool rest.
6. The cutting and processing center according to claim 5, wherein the lifting frame is provided with a hydraulic motor connected with an oil pipe, the tool rest is provided with a tool pan for mounting the disc saw blade, the axis of the tool pan is parallel to the first track, and the hydraulic motor drives the tool pan to rotate.
7. The cutting and processing center according to claim 5, wherein the tool rest is provided with a connecting fixing block, a supporting rod and a connecting block which are connected in sequence, one side of the connecting block is provided with a hydraulic motor connected with an oil pipe, the other side of the connecting block is provided with a cutter disc used for installing a disc saw blade, the axis of the cutter disc is parallel to the second track, and the hydraulic motor drives the cutter disc to rotate.
8. The cutting and machining center of claim 1, wherein the tool post is provided with a guard that covers the disc blade.
9. The cutting and processing center of claim 1, wherein the movable rack is provided with a limiting block for limiting the lifting rack.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020240407.2U CN211891455U (en) | 2020-03-02 | 2020-03-02 | Cutting machining center |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020240407.2U CN211891455U (en) | 2020-03-02 | 2020-03-02 | Cutting machining center |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211891455U true CN211891455U (en) | 2020-11-10 |
Family
ID=73301616
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020240407.2U Expired - Fee Related CN211891455U (en) | 2020-03-02 | 2020-03-02 | Cutting machining center |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211891455U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115400519A (en) * | 2022-09-05 | 2022-11-29 | 湖北省华建石材股份有限公司 | Stone sawing dust suppression and noise reduction device and method for circular saw |
-
2020
- 2020-03-02 CN CN202020240407.2U patent/CN211891455U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115400519A (en) * | 2022-09-05 | 2022-11-29 | 湖北省华建石材股份有限公司 | Stone sawing dust suppression and noise reduction device and method for circular saw |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN102390090B (en) | Stone cutting machine | |
| CN103216235B (en) | A kind of longwall top coal caving prose style free from parallelism visual Simulation experimental bench that can automatically control | |
| CN103171057B (en) | A kind of level stone sawing machine that cuts into a mountain | |
| CN202199891U (en) | Straight pipe automatic fixed-length cutting and grooving device | |
| CN105562507A (en) | Novel full-automatic hydraulic punching machine | |
| CN211891455U (en) | Cutting machining center | |
| CN201320615Y (en) | Countershaft boring machine special for hydraulic bracket component | |
| CN102490216B (en) | Wood working machine and processing platform thereof | |
| CN110508851A (en) | Leaf springs of car width bilateral mills side production line and production procedure | |
| CN201799646U (en) | Portable boring machine | |
| CN110804909B (en) | Automatic laying device for railway sleeper | |
| CN101862860B (en) | Continuous reversible precision sawing machine | |
| CN201728752U (en) | Direct forming sawing machine for mine road-edge stones | |
| CN208083528U (en) | A kind of full-automatic milling unit of gasoline engine piston riser | |
| CN202357290U (en) | Stone cutting machine | |
| CN104175126B (en) | Lock core material loading shut-off mechanism | |
| CN210172704U (en) | Automatic processing machine for key bit | |
| CN209578947U (en) | A kind of novel rear feed gearing of vertical grooving machine | |
| CN202318483U (en) | Multifunctional combined type automatic processing machine | |
| CN202726987U (en) | Full-automatic net cutting machine of biaxial tension plastic protecting net | |
| CN112296418A (en) | Automatic plate shearing machine for processing electric part shell | |
| CN202656325U (en) | Novel stone bar cutting and head-aligning combination machine | |
| CN110328532A (en) | A kind of door pocket sawing milling boss drilling device | |
| CN201516626U (en) | Woodworking optimization longitudinal circular sawing machine | |
| CN212837820U (en) | Power head position adjusting device for tunnel boring machine |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20201110 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |