CN114589534B - Automatic feeding and discharging mechanism of roller bed type machine tool - Google Patents
Automatic feeding and discharging mechanism of roller bed type machine tool Download PDFInfo
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- CN114589534B CN114589534B CN202111492845.3A CN202111492845A CN114589534B CN 114589534 B CN114589534 B CN 114589534B CN 202111492845 A CN202111492845 A CN 202111492845A CN 114589534 B CN114589534 B CN 114589534B
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
- B23Q7/00—Arrangements for handling work specially combined with or arranged in, or specially adapted for use in connection with, machine tools, e.g. for conveying, loading, positioning, discharging, sorting
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P90/00—Enabling technologies with a potential contribution to greenhouse gas [GHG] emissions mitigation
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Abstract
The invention discloses an automatic loading and unloading mechanism of a roller bed type machine tool, which comprises a roller bed type conveying part, a detection part and an AGV trolley, wherein the roller bed type conveying part is provided with a manual roller bed, a movable roller bed, a fixed roller bed and a workbench roller bed; the code scanning unit of the detection part is used for identifying the type and the specification of a workpiece, the first detection unit and the second detection unit of the detection part are used for detecting the existence of the workpiece and detecting the accurate stop of different workpieces during feeding and discharging, and the third detection unit and the fourth detection unit of the detection part are respectively used for detecting the position of a roller way; the AGV trolley can realize the transportation of the workpieces from the workpiece buffer area to the roller way type conveying part.
Description
Technical Field
The invention relates to the technical field of automatic feeding and discharging on a numerical control gantry milling machine, in particular to an automatic feeding and discharging mechanism of a roller bed type machine tool.
Background
At present, the domestic machine tools are mainly focused on the middle and low-end product markets, and the high-end alternative import specific gravity is lower. In the aspect of machine tool automation, machine tool manufacturers in China mainly sell host machines, have little research on user processes, have insufficient response to user requirements, and need manual operation of machine tool operators for hoisting, clamping and the like of workpieces; foreign machine tool manufacturers have deep technology accumulation and market application experience on large-scale machine tool flexible automatic production lines, and the degree of automation is high. The method takes OKUMA and German Cubao as representatives, applies an automatic production line of an exchange workbench and a quick clamping system of a clamp or an automatic clamp, has the advantages of high efficiency, quick production beat, suitability for large-batch manufacturing of small workpieces and high intelligence degree. The method has the defects of high cost, complicated troubleshooting and high requirement on the matching degree of the upper and lower sequence production beats, and is not suitable for the medium and small batch production of medium and large-sized workpieces. Because the types of the medium-large workpieces are more, the yield is not quantized in batches; the working procedures are dispersed, and the workpieces are transferred more.
Disclosure of Invention
Aiming at the problems in the prior art, the invention aims to provide an automatic feeding and discharging mechanism of a roller bed type machine tool.
The technical scheme adopted by the invention for solving the technical problems is as follows: the automatic feeding and discharging mechanism comprises a roller way type conveying part, a detection part and an AGV trolley, wherein the roller way type conveying part is provided with a manual roller way, a movable roller way, a fixed roller way and a workbench roller way, the manual roller way, the movable roller way and the fixed roller way are arranged on one side of a numerical control machine workbench, the workbench roller way is arranged on the numerical control machine workbench, the workbench roller way is provided with a lifting support frame for lifting workpieces, the movable roller way is provided with a base guide rail and a hydraulic lifting system for moving and adjusting the movable roller way, so that the roller way type conveying part can bear and unload workpieces between the AGV trolley and the numerical control machine through the movement and adjustment of the movable roller way;
the detection part is provided with a first detection unit, a second detection unit, a third detection unit and a fourth detection unit, and the first detection unit is arranged on the manual roller way and used for detecting whether workpieces exist on the manual roller way and detecting the stop of different workpieces during feeding and discharging; the second detection unit is arranged on the fixed roller way and used for detecting whether workpieces exist on the fixed roller way and detecting the accurate stop of different workpieces during feeding and discharging; the third detection unit is arranged on the movable roller way and used for detecting the position of the movable roller way; the fourth detection unit is arranged on the workbench roller way and used for detecting the position of the workbench roller way;
the AGV dolly is equipped with elevating system for carry the work piece to roller formula conveying department from the work piece buffer, the height setting of roller formula conveying department is in the lift stroke within range of AGV dolly, so that place the work piece on the roller way when descending, hold up the work piece from the roller way when the AGV dolly risees.
Preferably, the code scanning unit is arranged on the outer side surface of the manual roller way support and used for identifying the type and specification of a workpiece, confirming the variety of the supplied materials and transmitting the information of the workpiece to an electric system of a numerical control machine. Firstly, a machine tool electrical system can determine a photoelectric switch to be identified, and the accurate stop of a workpiece on a roller conveying part is realized; and secondly, the corresponding processing program can be called.
Preferably, the first detection unit is provided with a first photoelectric switch, a second photoelectric switch and a third photoelectric switch which are arranged on the inner side wall of the bracket of the manual roller way, and the first photoelectric switch, the second photoelectric switch and the third photoelectric switch are respectively positioned between two different rollers.
Preferably, the second detection unit is provided with a photoelectric switch four, a photoelectric switch five, a photoelectric switch six and a photoelectric switch seven which are arranged on the inner side wall of the bracket of the fixed roller way, and the photoelectric switch four, the photoelectric switch five, the photoelectric switch six and the photoelectric switch seven are respectively positioned between two different rollers.
Preferably, the third detection unit is provided with a second detection switch, a third detection switch and a fourth detection switch, the second detection switch is installed on one side of the movable roller way, the third detection switch is installed on the lifting support frame, and the fourth detection switch is installed on the movable roller way support in the advancing direction of the movable roller way.
Preferably, the fourth detection unit is provided with a first detection switch arranged on a base of the workbench roller way.
Preferably, the movable roller way is located between the manual roller way and the fixed roller way.
The invention has the following beneficial effects:
the automatic loading and unloading mechanism for the roller bed type machine tool, which is designed by the invention, realizes automatic transmission of various large and medium-sized workpieces with flat and non-protruding bottom surfaces and accurate stop when the workpieces are transmitted in place, receives workpiece loading and unloading between an AGV trolley and a numerical control machine tool, meets the requirement of automatic loading and unloading of the numerical control gantry milling machine, and has the characteristics of simple structure, easy control of beats and lower cost.
Drawings
FIG. 1 is a schematic diagram of the present invention.
Fig. 2 is a top view of fig. 1.
Fig. 3 is a front view of the manual roller table.
Fig. 4 is a left side view of the manual roller table.
Fig. 5 is a front view of the fixed roller table.
Fig. 6 is a left side view of the fixed roller bed.
Fig. 7 is a front view of the table roller way.
Fig. 8 is a left side view of the table roller way.
Fig. 9 is a top view of the table roller table.
Fig. 10 is a front view of the moving roller table.
Fig. 11 is a left side view of the moving roller table.
Fig. 12 is a top view of the moving roller table.
In the figure: 1, a manual roller way; 2-moving a roller way; 3, fixing a roller way; 4-a workbench roller way; 5-a numerical control machine tool workbench; 6-a photoelectric switch I; 7-photoelectric switch II; 8-photoelectric switch III; 9-photoelectric switch four; 10-photoelectric switch five; 11-photoelectric switch six; 12-photoelectric switch seven; 13-detection switch one; 14-a first numerical control machine tool column; 15-column II of the numerical control machine tool; 16-an AGV; 17-detection switch two; 18-detection switch three; 19 a detection switch IV; 20-code scanning unit; 21-lifting support frame; 22-a base rail; 23-hydraulic lifting system.
Detailed Description
The technical solutions in the embodiments of the present invention will be described in further detail in the following clearly and completely with reference to the accompanying drawings in the embodiments of the present invention. All other embodiments, which can be obtained by a person skilled in the art without making any creative effort based on the embodiments in the present invention, belong to the protection scope of the present invention.
As shown in fig. 1-12, an automatic loading and unloading mechanism for a roller bed machine tool comprises a roller bed type conveying part, wherein the roller bed type conveying part comprises a manual roller bed 1, a movable roller bed 2, a fixed roller bed 3 and a workbench roller bed 4.
1) Manual roller way 1: the roller table support is composed of a support and a roller table (a roller and a ball bearing with a vertical seat), is adjustable in installation height, can be fixed on the ground, is used for supporting a workpiece together with the fixed roller table, and has no power function.
2) Moving the roller table 2: the roller way lifting device comprises a roller way support (a support frame, a speed reducing motor 1, a driving chain wheel, a roller chain, a chain and the like), a roller way (a carrier roller, a bearing seat, a chain wheel and the like), a hydraulic lifting system 23, a traveling device (a speed reducing motor 2, a driving wheel device, a driven wheel device and the like) and a base guide rail 22. Is arranged between the manual roller way and the fixed roller way.
The speed reducing motor 2 in the walking device can drive the moving roller way 2 to move back and forth along the base guide rail 22, and the height of the moving roller way 2 can be adjusted by a hydraulic lifting system (the stroke of a hydraulic cylinder is 60 mm). When the movable roller way 2 moves back and forth and the height is adjusted, the roller can be flush with the rollers of the manual roller way and the fixed roller way, and then the speed reducing motor 1 drives the roller way to rotate and the roller can convey workpieces. After the movable roller way 2 is lowered and moved out along the base guide rail 22, the empty space between the manual roller way 1 and the fixed roller way 3 can be used for loading and unloading the AGV trolley 16.
3) Fixing a roller way 3: the roller bed is composed of a frame (a support frame, a speed reducing motor, a driving chain wheel, a roller chain, a chain and the like), a roller bed (a carrier roller, a bearing seat, a chain wheel and the like), and the mounting height of the roller bed is adjustable. Can be fixed on the ground and positioned between the movable roller way 2 and the workbench roller way 4. The device is used for supporting a workpiece and can convey the workpiece by driving a roller way to rotate by a motor.
4) A workbench roller table 4: the device consists of a lifting support frame 21 (a lifting frame, a guide pillar, a roller chain, a chain and the like), a roller way (a carrier roller, a bearing seat, a chain wheel and the like), a base (a base body, an oil cylinder, a guide sleeve and the like), and a driving roller (a speed reduction motor, a driving roller, a bearing seat, a transmission chain wheel and the like). Is fixed on a numerical control machine tool workbench 5. The speed reduction motor drives the roller way to rotate so as to convey the workpiece, after the workpiece is in place, the hydraulic cylinder on the base drives the lifting support frame, the roller way and the driving roller to descend (the stroke of the hydraulic cylinder is 50 mm), and the workpiece is placed on the equal-height pads. When the workpiece is machined and needs to be fed, the hydraulic cylinder drives the lifting support frame, the roller way and the driving roller to rise to be flush with the fixed roller way 3 (the stroke of the hydraulic cylinder is 50 mm), the workpiece is separated from the equal-height pad, and the speed reduction motor rotates reversely to convey the workpiece to the fixed roller way 3.
The four roller way assemblies are reasonably distributed, a certain distance is kept, and the workpieces can be reasonably supported and continuously conveyed in the workpiece conveying process without being clamped. The roller way type conveying part can receive workpiece loading and unloading between the AGV trolley 16 and the numerical control machine tool through the front and back movement and adjustable height of the moving roller way 2, can automatically transmit the workpieces to the workbench during loading, and can also automatically transmit the workpieces to the AGV trolley 16 during unloading; through the lifting of the workbench roller table 4, a workpiece can be placed on the equal-height pads on the workbench, so that the subsequent workpiece clamping and processing work is facilitated; the workpiece can be lifted when the workpiece is processed and needs to be discharged, so that the workpiece is separated from the equal-height pads, and the speed reduction motor drives the roller way to rotate reversely to convey the workpiece to a discharging position.
Roller formula transport portion design height and AGV dolly 16 phase-match, AGV dolly 16 has raising and lowering functions, with the height setting of roller formula transport portion in AGV dolly 16's lift stroke within range, places the work piece on the roller table (material loading) when satisfying AGV dolly 16 and descend, holds up the work piece from the roller table (unloading) when AGV dolly 16 risees.
A code scanning unit 20 in the detection part is fixed on the side surface of the bracket of the manual roller way 1 and is used for identifying the model and specification of a workpiece, confirming the variety of the supplied materials and transmitting the information of the workpiece to an electric system of a numerical control machine. Firstly, a machine tool electrical system can determine a photoelectric switch to be identified, and the accurate stop of a workpiece on a roller conveying part is realized; secondly, the corresponding processing program can be called.
The detection part comprises a plurality of proximity switches, a mounting bracket and an induction plate. A plurality of photoelectric switches are respectively arranged on each roller way and used for detecting whether workpieces exist on the roller way conveying device, stopping when different workpieces are loaded and unloaded, and detecting whether the movable roller way and the workbench roller way move in place.
A photoelectric switch I6, a photoelectric switch II 7 and a photoelectric switch III 8 are fixed on the inner side wall of the support of the manual roller way 1, the photoelectric switch I6, the photoelectric switch II 7 and the photoelectric switch III 8 are respectively arranged between two different rollers, and when the bottom surface of a workpiece reaches the signal range of the photoelectric switch, the photoelectric switch sends a signal. The photoelectric switch I6 close to the side of the moving roller bed 2 is used for prompting the blanking speed reduction of the workpiece; the second photoelectric switch 7 is used for prompting the first workpiece to stop discharging and also can be used for checking whether the workpieces are placed on a roller way or not when the AGV trolley 16 is used for feeding; and the photoelectric switch III 8 is used for prompting the stopping of the blanking of the second workpiece.
And a photoelectric switch four 9, a photoelectric switch five 10, a photoelectric switch six 11 and a photoelectric switch seven 12 are fixed on the inner side wall of the support of the fixed roller way 3, the photoelectric switch four 9, the photoelectric switch five 10, the photoelectric switch six 11 and the photoelectric switch seven 12 are respectively arranged between two different rollers, and when the bottom surface of a workpiece reaches the signal range of the photoelectric switch, the photoelectric switch sends a signal. The fourth photoelectric switch 9 close to the side of the moving roller table 2 is used for checking whether the workpiece is placed on the roller table or not when the AGV trolley 16 is used for feeding (the fourth photoelectric switch and the second photoelectric switch 7 on the manual roller table 1 have signals together to indicate that the workpiece is placed in place); the photoelectric switch five 10 is used for prompting the feeding and deceleration of the workpiece; the photoelectric switch six 11 is used for prompting the stop of feeding of the second workpiece; the photoelectric switch seven 12 is used for prompting that the blanking of the first workpiece is stopped.
When the AGV trolley 16 places a certain workpiece in place on a roller way, the code scanning unit 20 identifies the model and the specification of the workpiece, confirms the variety of the supplied materials, and transmits the information of the workpiece to an electrical system of a numerical control machine tool, and the electrical system of the numerical control machine tool can determine a photoelectric switch to be identified, so that the workpiece can be accurately stopped on the roller way conveying device.
A plurality of detection switches are arranged on the moving roller way 2, 2 detection switches IV 19 are arranged in front of a support of the moving roller way 2 and are used for detecting whether an obstacle exists in the advancing direction of the moving roller way, and the moving roller way stops advancing if the obstacle exists; a second 4 detection switches 17 are installed at the left side of the moving roller bed 2 and are used for in-place detection when the moving roller bed 2 moves back and forth on the base rail 22, so that the moving roller bed 2 moves forward in place or moves out of place; 2 detection switches III 18 are arranged on the support frame of the movable roller way and are used for detecting the hydraulic lifting of the movable roller way 2 in place, and when the movable roller way 2 is lifted in place, the rollers of the movable roller way 2, the manual roller way 1 and the fixed roller way 3 are aligned; when the movable roller way 2 is lowered to the position, which indicates that the rollers of the movable roller way 2 are lower than the bottom surface of the workpiece, the movable roller way 2 can move along the base guide rail 22.
4 first detection switches 13 are installed on the base of the workbench roller way 4 and used for in-place detection of hydraulic lifting of the workbench roller way 4. The workbench roller table 4 is in place to show that the workpiece is placed on the equal-height pad on the workbench, so that the subsequent workpiece clamping and processing work is facilitated; the workbench roller way 4 is lifted to the right position, which shows that the workbench roller way 4 is flush with the fixed roller way 3, the manual roller way 1 and the like, and can convey workpieces.
The working process of the invention is as follows:
and (3) loading action: an AGV trolley 16 (with the height of 700 mm) drives into the loading frame, the workpiece is lifted from the loading frame (the height of the AGV trolley is increased to 1000 mm), the AGV trolley starts to be transported, the moving roller way 2 is in a state of being moved out in place at the moment, the AGV trolley 16 drives the workpiece into a vacancy between the manual roller way 1 and the fixed roller way 3, the workpiece is discharged on the manual roller way 1 and the fixed roller way 3, signals are sent to photoelectric switches 7 and 9 for detecting whether the workpiece exists or not, the workpiece is placed in place, and the AGV trolley 16 drives away (the height of the AGV trolley is reduced to 700 mm). The fixed roller way 3 and the manual roller way 1 support the workpiece together. The code scanning unit 20 scans codes to identify the kind of the workpiece.
The movable roller way 2 (the hydraulic cylinder is at a low position) moves forward in place along the base track 22 under the driving of the motor 2, the vacant position between the manual roller way 1 and the fixed roller way 3 is filled up, the movable roller way 2 is lifted in place under the hydraulic action, and the height of the movable roller way 2 is equal to that of the manual roller way 1 and the fixed roller way 3 (the stroke of the hydraulic cylinder is 60 mm). At the moment, the workbench roller way 4 is driven by the hydraulic cylinder to be in a lifting in-place state and is as high as the manual roller way 1, the movable roller way 2 and the fixed roller way 3. The motor of the movable roller way 1, the fixed roller way 2 and the workbench roller way 4 drives the rollers to rotate, and the workpieces are conveyed to the workbench roller way 4. In the process, the electric system of the numerical control machine tool recognizes corresponding photoelectric switch signals to realize the feeding, decelerating and stopping of the workpiece, the hydraulic cylinder on the workbench roller table 4 drives the roller to descend to the right position (the stroke of the hydraulic cylinder is 50 mm), the workpiece is placed on the equal-height pads, and the subsequent hydraulic clamp clamping, automatic alignment and processing of the Renilshao probe can be carried out. At this time, the movable roller bed 2 is lowered to a low position and moved out of position along the base rail 22, and is in a standby position.
Blanking action: when the workpiece is machined and needs to be fed, the hydraulic clamp is loosened, the hydraulic cylinder on the workbench roller way 4 drives the roller to rise to the right position (the stroke of the hydraulic cylinder is 50 mm), the roller is flush with the fixed roller way 3, and the workpiece is separated from the equal-height pads at the moment. At this time, the movable roller bed 2 has advanced to the position to fill the vacant position, and is also lifted to be level with other roller beds. The roller way motor rotates reversely to convey the workpiece to the fixed roller way 3 and the manual roller way 1, and in the process, the electric system of the numerical control machine tool identifies corresponding photoelectric switch signals to realize the deceleration stop of the workpiece during blanking. The two photoelectric switches 7 and 9 for detecting whether the workpiece exists or not have signals, which shows that the fixed roller way 3 and the manual roller way 1 can support the workpiece. The moving roller way 2 is driven by a hydraulic cylinder to descend to a low position and then moves out of the position along the base guide rail 22, a vacancy is reserved, an AGV trolley 16 (with the height of 700 mm) enters the vacancy between the manual roller way 1 and the fixed roller way 3, the height of the AGV trolley 16 is increased to 1000mm, a workpiece is lifted up and moved out of the vacancy, and the workpiece is conveyed to a blanking frame of the cache region.
The present invention is not limited to the above embodiments, and any structural changes made under the teaching of the present invention shall fall within the scope of the present invention, which is similar or similar to the technical solutions of the present invention.
The techniques, shapes, and configurations not described in detail in the present invention are all known techniques.
Claims (7)
1. The automatic loading and unloading mechanism of the roller bed type machine tool is characterized by comprising a roller bed type conveying part, a detection part and an AGV trolley, wherein the roller bed type conveying part is sequentially provided with a manual roller bed, a movable roller bed, a fixed roller bed and a workbench roller bed, the manual roller bed, the movable roller bed and the fixed roller bed are arranged on one side of the workbench of the numerical control machine tool, the workbench roller bed is arranged on the workbench of the numerical control machine tool, the workbench roller bed is provided with a lifting support frame used for lifting workpieces, the movable roller bed is provided with a base guide rail and a hydraulic lifting system used for moving and adjusting the movable roller bed, so that the roller bed type conveying part can bear the workpiece loading and unloading between the AGV trolley and the numerical control machine tool through the movement and adjustment of the movable roller bed; the detection part is provided with a first detection unit, a second detection unit, a third detection unit and a fourth detection unit, and the first detection unit is arranged on the manual roller way and is used for detecting whether workpieces exist on the manual roller way and detecting the accurate stop of different workpieces during feeding and discharging; the second detection unit is arranged on the fixed roller way and used for detecting whether workpieces exist on the fixed roller way and detecting the accurate stop of different workpieces during feeding and discharging; the third detection unit is arranged on the moving roller way and used for detecting the position of the moving roller way; the fourth detection unit is arranged on the workbench roller way and used for detecting the position of the workbench roller way; the AGV dolly is equipped with elevating system for carry the work piece to roller formula conveying department from the work piece buffer memory, the height setting of roller formula conveying department is in the lift stroke within range of AGV dolly, so that place the work piece on the roll table when making the AGV dolly descend, holds up the work piece from the roll table when the AGV dolly risees.
2. The automatic loading and unloading mechanism of the roller bed type machine tool as claimed in claim 1, wherein the code scanning unit in the detection part is fixed on the side surface of the manual roller bed bracket and used for identifying the type and specification of the workpiece, confirming the type of the supplied material and transmitting the information of the workpiece to the electrical system of the numerical control machine tool.
3. The automatic loading and unloading mechanism of the roller bed type machine tool as claimed in claim 1, wherein the first detection unit is provided with a first photoelectric switch, a second photoelectric switch and a third photoelectric switch which are installed on the inner side wall of the bracket of the manual roller bed, and the first photoelectric switch, the second photoelectric switch and the third photoelectric switch are respectively located between two different rollers.
4. The automatic loading and unloading mechanism of a roller bed type machine tool as claimed in claim 1, wherein the second detection unit is provided with a photoelectric switch four, a photoelectric switch five, a photoelectric switch six and a photoelectric switch seven which are installed on the inner side wall of the bracket of the fixed roller bed, and the photoelectric switch four, the photoelectric switch five, the photoelectric switch six and the photoelectric switch seven are respectively located between two different rollers.
5. The automatic loading and unloading mechanism of the roller bed type machine tool as claimed in claim 1, wherein the third detection unit is provided with a second detection switch, a third detection switch and a fourth detection switch, the second detection switch is installed on one side of the movable roller bed, the third detection switch is installed on the lifting support frame, and the fourth detection switch is installed on the movable roller bed support frame in the advancing direction of the movable roller bed.
6. The automatic loading and unloading mechanism of the roller bed type machine tool as claimed in claim 1, wherein the fourth detection unit is provided with a first detection switch installed on a base of the table roller bed.
7. The automatic loading and unloading mechanism of roller bed machine tool as claimed in claim 1, wherein the moving roller bed is located between the manual roller bed and the fixed roller bed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111492845.3A CN114589534B (en) | 2021-12-08 | 2021-12-08 | Automatic feeding and discharging mechanism of roller bed type machine tool |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111492845.3A CN114589534B (en) | 2021-12-08 | 2021-12-08 | Automatic feeding and discharging mechanism of roller bed type machine tool |
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| CN114589534A CN114589534A (en) | 2022-06-07 |
| CN114589534B true CN114589534B (en) | 2023-03-31 |
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| JP5247606B2 (en) * | 2009-06-23 | 2013-07-24 | 伊東電機株式会社 | Transfer equipment |
| CN103538850A (en) * | 2013-10-31 | 2014-01-29 | 无锡华联科技集团有限公司 | Auxiliary lifting conveying assembly platform |
| CN208840994U (en) * | 2018-09-03 | 2019-05-10 | 江苏苏建路桥机械有限公司 | A kind of cutter device feed mechanism |
| CN211870455U (en) * | 2019-12-09 | 2020-11-06 | 孙萍 | Roller way conveying line of cement curing line |
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