CN116511290A - Multi-combination positioning mechanism and positioning method for bending center - Google Patents
Multi-combination positioning mechanism and positioning method for bending center Download PDFInfo
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- CN116511290A CN116511290A CN202310695992.3A CN202310695992A CN116511290A CN 116511290 A CN116511290 A CN 116511290A CN 202310695992 A CN202310695992 A CN 202310695992A CN 116511290 A CN116511290 A CN 116511290A
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- 230000007246 mechanism Effects 0.000 title claims abstract description 24
- 238000000034 method Methods 0.000 title claims abstract description 19
- 210000000078 claw Anatomy 0.000 claims abstract description 11
- 230000001360 synchronised effect Effects 0.000 claims description 32
- 238000009434 installation Methods 0.000 claims description 11
- 230000000712 assembly Effects 0.000 claims description 8
- 238000000429 assembly Methods 0.000 claims description 8
- 230000006978 adaptation Effects 0.000 claims description 4
- 230000009471 action Effects 0.000 claims description 3
- 230000000149 penetrating effect Effects 0.000 claims description 3
- 238000005452 bending Methods 0.000 description 11
- 238000012545 processing Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 238000007789 sealing Methods 0.000 description 2
- 238000013459 approach Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 238000001035 drying Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000001788 irregular Effects 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D5/00—Bending sheet metal along straight lines, e.g. to form simple curves
- B21D5/002—Positioning devices
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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
- Y02P40/00—Technologies relating to the processing of minerals
- Y02P40/50—Glass production, e.g. reusing waste heat during processing or shaping
- Y02P40/57—Improving the yield, e-g- reduction of reject rates
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Bending Of Plates, Rods, And Pipes (AREA)
Abstract
The invention discloses a plurality of combined positioning mechanisms for a bending center, which comprises a lathe bed seat and a press arm frame, wherein a left positioning guiding rule component and a right positioning guiding rule component are arranged on one side of the lathe bed seat, which faces the press arm frame, and a front positioning guiding rule component is arranged in the press arm frame and is positioned on a middle vertical line of the left positioning guiding rule component and the right positioning guiding rule component; a plurality of combined positioning methods comprise: s1, a plate is moved between a front positioning guiding rule assembly and a left positioning guiding rule assembly and a right positioning guiding rule assembly; s2, the front positioning guiding rule assembly slides until being in contact with the plate, the front positioning guiding rule pushes the plate to continuously advance, and the front side and the rear side of the plate are positioned; s3, the left and right positioning guiding rule assembly drives the left and right positioning guiding rule to move until the left and right positioning guiding rule assembly is abutted with the plate, and the plate is positioned left and right; s4, the material pressing claw is abutted against the surface of the plate, and the upper surface of the plate is positioned; the positioning mechanism and the positioning method adopt three guiding rules to position the plate from three directions to form a plurality of positioning surfaces, and are suitable for accurate positioning of the plates with various sizes.
Description
Technical Field
The invention relates to the technical field of bending machines, in particular to a plurality of combined positioning mechanisms and positioning methods for a bending center.
Background
The bending machine is a machine capable of bending a thin plate, so that the pressing plate can be made into various workpiece requirements, and workpieces with side walls can be machined, and the operation is very simple and convenient.
Chinese patent CN216226553U discloses a bending machine Y-axis double-guiding rule assembly, which uses a double-guiding rule structure, but the structure is complex, the rigidity is poor, the installation and maintenance are time-consuming and laborious, and the structure is very unfavorable for the accurate positioning of the plate during feeding; in addition, the caliper structure in the prior art is only provided with one positioning surface, the positioning surface is used for positioning the plate, the position of the positioning surface cannot be adjusted, and the caliper structure cannot be suitable for positioning plates with more sizes and plates with more position requirements.
Disclosure of Invention
Therefore, the technical problem to be solved by the invention is to provide a plurality of combined positioning mechanisms and positioning methods for bending centers, the front positioning guiding rule component moves back and forth on the front positioning linear guide rail under the drive of the motor and the belt, the front positioning guiding rule is jacked up by the front positioning cylinder, then the plate is pushed to advance, the front and back positions of the plate are positioned, the left and right positioning of the plate is realized by adjusting the positions of the left and right positioning guiding rule by utilizing the screw rod and the cylinder according to the actual size of the plate, the upper end face of the plate is pressed by utilizing the pressing claw, and the positioning of the plate on the bending center is completed from three directions by adopting three guiding rules, so that a plurality of positioning surfaces of the plate are formed, and the accurate positioning of the plate with various sizes can be adapted.
The technical scheme of the invention is as follows:
a multiple combination positioning mechanism for bending center, including the lathe bed seat of bender and correspond locate lathe bed seat one side, be the arm pressing frame of lying on one side U type, arm pressing frame open end sets up towards the lathe bed seat, lathe bed seat is equipped with control location guiding rule subassembly towards one side of arm pressing frame, the inner bottom parallel end of arm pressing frame is equipped with the preceding location guiding rule subassembly of corresponding adaptation with control location guiding rule subassembly, preceding location guiding rule subassembly is in control location guiding rule subassembly's middling line.
Further, the front positioning guiding rule component comprises a front positioning linear guide rail arranged at the inner bottom of the press arm support, the front positioning linear guide rail is arranged along the press arm support in an extending way towards the bed seat, the front positioning linear guide rail is connected with a front positioning guiding rule which is vertical to the front positioning linear guide rail and extends towards the inner top of the press arm support through a front positioning mounting block, and the bottom of the front positioning guiding rule, which faces towards the front positioning mounting block, is connected with a front positioning cylinder;
the front positioning air cylinder is fixedly arranged on the upper end face of the front positioning installation block, an output shaft of the front positioning air cylinder is fixedly connected with the bottom of the front positioning guiding ruler, and the front positioning installation block slides relatively along the front positioning linear guide rail.
Furthermore, the bottom of the front positioning linear guide rail, which faces the inner bottom of the arm pressing frame, is fixed on a front positioning base, one end of the bottom of the front positioning base, which is close to the bed seat, is connected with an idler wheel through an idler wheel shaft, the other end of the bottom of the front positioning base, which is far away from the bed seat, is connected with a front positioning guiding rule motor through a synchronizing wheel, and the idler wheel is connected with the synchronizing wheel through a front positioning synchronizing belt;
and two side walls of the front positioning installation block, which correspond to the front positioning synchronous belt, are fixedly connected with the front positioning synchronous belt through a synchronous belt connecting plate.
Furthermore, the front positioning guiding ruler adopts a double guiding ruler structure with a main guiding ruler and a secondary guiding ruler, the main guiding ruler and the secondary guiding ruler of the front positioning guiding ruler are driven by corresponding main and secondary air cylinders to ascend and descend along the Y axial direction of the front positioning installation block respectively, and the main guiding ruler and the secondary guiding ruler of the front positioning guiding ruler are of L-shaped guiding ruler structures and are identical in length and thickness.
Further, the left and right positioning guiding ruler component comprises two symmetrically distributed left and right positioning linear guide rails arranged at the end part of the lathe bed seat, a feeding channel is formed between the two left and right positioning linear guide rails, and left and right positioning lead screws respectively matched with the two left and right positioning linear guide rails are further arranged at the end part of the lathe bed seat below the two left and right positioning linear guide rails;
the rail surfaces of the left and right positioning linear guide rails are arranged towards the arm pressing frame, the left and right positioning linear guide rails are provided with left and right positioning guiding rules, the left and right positioning guiding rules vertically correspond to the left and right positioning linear guide rails, the left and right positioning guiding rules are connected with left and right positioning cylinders for driving the left and right positioning guiding rules to move towards the bottoms of the left and right positioning linear guide rails, the left and right positioning cylinders correspond to the left and right positioning linear guide rails in a contactless manner, the left and right positioning cylinders are fixed on a sliding seat, and the left and right positioning cylinders move along the left and right positioning linear guide rails through the sliding seat;
the bottom of the slide seat far away from the left and right positioning cylinders is sleeved on left and right positioning screws through nut seats, and the left and right positioning screws are arranged on the lathe bed seat through screw seats.
Further, the end part of the left and right positioning screw rods penetrating out of the outer part of the lathe bed seat is connected with left and right positioning synchronous wheels, the side wall of the outer part of the lathe bed seat is also connected with left and right positioning motors corresponding to the left and right positioning synchronous wheels, and the left and right positioning synchronous wheels are connected with synchronous wheels of output shafts of the left and right positioning motors through left and right positioning synchronous belts;
and a plurality of wedge blocks which are uniformly distributed and correspond to the elasticity of the sliding seat are arranged above the rail surface of the left and right positioning linear guide rail.
Still further, the left and right positioning guiding rule adopts the double guiding rule structure that has main pair guiding rule, the main pair guiding rule of left and right positioning guiding rule is respectively by the Y axial lift of corresponding main pair cylinder drive along preceding slide, the main pair guiding rule of left and right positioning guiding rule is the guiding rule structure that is the L type and the length and the thickness of main pair guiding rule are the same.
Still further, the top free end of press arm support open end is connected with the swage claw that extends towards preceding location guiding rule subassembly and set up.
The utility model provides a multiple combination positioning method for bending center, includes the lathe bed seat of bender and corresponds the arm pressing frame that locates lathe bed seat one side, is the U type of lying on one side, arm pressing frame open end sets up towards the lathe bed seat, lathe bed seat is equipped with control location guiding rule subassembly towards one side of arm pressing frame, the inner bottom parallel end of arm pressing frame is equipped with the preceding location guiding rule subassembly of corresponding adaptation with control location guiding rule subassembly, preceding location guiding rule subassembly is in control location guiding rule subassembly's center line is on, the positioning method includes the following steps:
s1, a plate to be bent is moved between a front positioning guiding rule assembly and left and right positioning guiding rule assemblies along a feeding channel;
s2, a front positioning guiding rule of the front positioning guiding rule assembly slides along a front positioning linear guide rail under the action of a front positioning synchronous belt until the front positioning guiding rule is abutted against the front side wall of the plate, a front positioning cylinder of the front positioning guiding rule adjusts the guiding rule along the Y axial direction to form a positioning surface on the front side of the plate, and the front positioning guiding rule pushes the plate to continuously move forward and displace in the direction close to the left and right positioning guiding rule assemblies until the rear side wall of the plate far away from the front positioning guiding rule is abutted against the left and right positioning guiding rule assemblies on the lathe bed seat, so that the front side and the rear side of the plate are positioned;
s3, two left and right positioning lead screws of a left and right positioning guiding rule assembly respectively rotate to drive a nut seat to displace along the lead screws and drive left and right positioning guiding rules on a sliding seat to mutually approach to displace along left and right positioning linear guide rails until the left and right positioning guiding rules are abutted with left and right side walls of the plate, and left and right positioning cylinders of the left and right positioning guiding rules adjust the guiding rules along the Y axial direction to form positioning surfaces on the left and right sides of the plate, so that the left and right sides of the plate are positioned;
s4, the front side, the rear side, the left side and the right side of the plate are respectively positioned, and a pressing claw at the top of the pressing arm support moves towards the center of the plate and is abutted against the surface of the plate, so that the clamping and positioning of the upper surface of the plate are realized.
The working principle and the beneficial effects of the invention are as follows:
1. the invention relates to a plurality of combined positioning mechanisms and positioning methods for a bending center, wherein a front positioning guiding rule component moves back and forth on a front positioning linear guide rail under the drive of a motor and a belt, the front positioning guiding rule is jacked up by a front positioning cylinder, then a plate is pushed to move forward, the front and back positions of the plate are positioned, the left and right positions of the positioning guiding rule are adjusted by a screw rod and a cylinder according to the actual size of the plate, the left and right positions of the plate are realized, the upper end face of the plate is pressed by a pressing claw, the positioning of the plate on the bending center is completed from three directions by adopting three guiding rules, the triangular positioning of the plate is performed, a plurality of positioning faces of the plate are formed, and the positioning mechanism can be suitable for the accurate positioning of plates with various sizes.
2. According to the multiple combined positioning mechanisms and the positioning methods for the bending center, the front positioning guiding rule component is arranged in the U-shaped area in a matched mode with the U-shaped arm pressing frame, so that the installation space of the front guiding rule can be greatly saved, the use of the front guiding rule is not hindered, the space is saved, and the adjustment is convenient.
Drawings
The invention will be described in further detail with reference to the drawings and the detailed description.
FIG. 1 is a schematic diagram of a structure of a plurality of combined positioning mechanisms and positioning methods for a bending center according to the present invention;
FIG. 2 is a schematic view of a front positioning guide assembly of various combination positioning mechanisms and positioning methods for a bending center according to the present invention;
FIG. 3 is a side view of FIG. 2;
FIG. 4 is a schematic view of a left and right positioning guide assembly of the present invention for a plurality of combined positioning mechanisms and positioning methods for a bending center;
FIG. 5 is a schematic view showing a state of positioning a plate member by using the positioning mechanism of the present invention;
fig. 6-8 are schematic diagrams of the positioning of the plate using different guiding rule combinations.
In the figure: 1. a bed seat; 2. left and right positioning guiding rule components; 3. a pressing claw; 4. pressing arm support; 5. a front positioning guide assembly; 6. wedge blocks; 7. a linear guide rail is positioned left and right; 8. positioning the guiding rule left and right; 9. a left and right positioning cylinder; 10. positioning the synchronous wheels left and right; 11. a nut seat; 111. a slide; 12. positioning the synchronous belt left and right; 13. a left and right positioning motor; 14. positioning a lead screw left and right; 15. a front positioning base; 16. a front positioning guiding rule; 17. a front positioning cylinder; 18. a front positioning mounting block; 19. a synchronous belt connecting plate; 20. a front positioning linear guide rail; 21. a front positioning synchronous belt; 22. an idler shaft; 23. an idler; 24. a front positioning guiding rule motor; 25. and synchronizing the wheels.
Detailed Description
The technical solutions of the embodiments of the present invention will be clearly and completely described below in conjunction with the embodiments of the present invention, and it is apparent that the described embodiments are only some embodiments of the present invention, not all embodiments. All other embodiments, which can be made by one of ordinary skill in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
The device is characterized in that the fixed connection is fixed through welding, thread fixing and other modes, different use environments are combined, different fixing modes are used, the rotation connection is realized through drying a bearing on a shaft and realizing axial fixation of the bearing through an elastic retainer ring, the rotation is realized, the sliding connection is connected through sliding of a sliding block in a sliding chute, the hinging is realized through movable connection of a pin shaft and a short shaft, and the required sealing positions are sealed through sealing rings or O-shaped rings.
Example 1
The embodiment relates to a plurality of combined positioning mechanisms for bending centers, as shown in fig. 1, the combined positioning mechanism comprises a lathe bed seat 1 of a bending machine and a pressing arm support 4 which is correspondingly arranged on one side of the lathe bed seat 1 and is in a side lying U shape, wherein the pressing arm support 4 is transversely arranged on one side of the lathe bed seat 1, the opening end of the pressing arm support 4 is arranged towards the lathe bed seat 1, an installation area is formed in the middle part of the pressing arm support which is transversely arranged on one side of the lathe bed seat 1 towards the pressing arm support 4, a left positioning guiding rule component 2 and a right positioning guiding rule component 2 are arranged on the side, which is towards one side of the pressing arm support 4, a front positioning guiding rule component 5 which is correspondingly matched with the left positioning guiding rule component 2 is arranged at the parallel end of the inner bottom of the pressing arm support 4, the front positioning guiding rule component 5 is positioned on the middle vertical line of the left positioning guiding rule component 2, and the free end of the top of the opening end of the pressing arm support 4 is connected with a pressing claw 3 which is arranged towards the front positioning guiding rule component 5, and the plate is always kept at the central position of the front positioning guiding rule component 5 and the left positioning guiding rule component 2.
Referring to fig. 2 and 3, the front positioning guiding rule assembly 5 includes a front positioning linear guide 20 disposed at the bottom in the press arm support 4, the front positioning linear guide 20 extends along the press arm support 4 towards the bed seat 1, the front positioning linear guide 20 is connected with a front positioning guiding rule 16 perpendicular to the front positioning linear guide 20 and extending towards the top in the press arm support 4 through a front positioning mounting block 18, the front positioning guiding rule 16 is connected with a front positioning cylinder 17 towards the bottom of the front positioning mounting block 18, the front positioning cylinder 17 is fixedly disposed on the upper end surface of the front positioning mounting block 18, an output shaft of the front positioning cylinder 17 is fixedly connected with the bottom of the front positioning guiding rule 16, the front positioning mounting block 18 slides relatively along the front positioning linear guide 20, the front positioning guiding rule 16 adopts a double guiding rule structure with a main guiding rule and an auxiliary guiding rule, the main guiding rule 16 is respectively driven by a corresponding main guiding rule and auxiliary guiding rule along the Y axial direction of the front positioning mounting block 18, the auxiliary guiding rule 16 is an L-shaped auxiliary guiding rule structure, and the main guiding rule and auxiliary guiding rule is not suitable for the two main guiding rules and auxiliary guiding rules are separately adjusted in size or separately and accurately.
The front positioning guiding rule component is matched with the U-shaped pressing arm frame to be installed in the U-shaped area, so that the installation space of the front guiding rule can be greatly saved, the use of the front guiding rule is not hindered, the space is saved, and the adjustment is convenient.
The bottom of the bottom in the front positioning linear guide rail 20 towards the press arm frame 4 is fixed on a front positioning base 15, one end, close to the lathe bed seat 1, of the bottom of the front positioning base 15 is connected with an idler wheel 23 through an idler wheel shaft 22, the other end, far away from the lathe bed seat 1, of the bottom of the front positioning base 15 is connected with a front positioning guiding rule motor 24 through a synchronizing wheel 25, the idler wheel 23 is connected with the synchronizing wheel 25 through a front positioning synchronous belt 21, two side walls of the front positioning installation block 18, corresponding to the front positioning synchronous belt 21, are fixedly connected with the front positioning synchronous belt 21 through a synchronous belt connecting plate 19, the front positioning guiding rule assembly 5 moves back and forth on the front positioning linear guide rail 20 under the driving of the motor and the belt, the front positioning guiding rule 16 is jacked up through a front positioning cylinder 17, and then a plate is pushed to move forward, so that the front and back position of the plate is positioned.
Referring to fig. 4, the left and right positioning guide assemblies 2 include two symmetrically distributed left and right positioning linear guides 7 formed by left and right guide bars and disposed at the end of the bed seat 1, a feeding channel is formed between the two left and right positioning linear guides 7, left and right positioning screws 14 respectively corresponding to the two left and right positioning linear guides 7 are further disposed at the end of the bed seat 1 below the two left and right positioning linear guides 7, the rail surfaces of the left and right positioning linear guides 7 are disposed toward the press arm frame 4, left and right positioning guide bars 8 are disposed on the left and right positioning linear guides 7, the left and right positioning guide bars 8 are in a double-guide-bar structure with main and auxiliary guide bars, the main and auxiliary guide bars of the left and right positioning guide bars 8 are respectively driven by corresponding main and auxiliary cylinders to lift along the Y axis direction of the front slide 111, the main guiding rule and the auxiliary guiding rule of the left positioning guiding rule 8 are L-shaped guiding rule structures, the lengths and the thicknesses of the main guiding rule and the auxiliary guiding rule are the same, the left positioning guiding rule 8 and the right positioning guiding rule 7 are vertically corresponding, the left positioning guiding rule 8 and the right positioning guiding rule 7 are connected with a left positioning cylinder 9 and a right positioning cylinder 9 which drive the left positioning guiding rule 8 to move towards the bottom of the left positioning guiding rule 7, the left positioning cylinder 9 and the right positioning guiding rule 7 are in non-contact correspondence, the left positioning cylinder 9 is fixed on a sliding seat 111, the left positioning cylinder 9 is displaced along the left positioning guiding rule 7 through the sliding seat 111, the bottom of the sliding seat 111 away from the left positioning cylinder 9 is sleeved on a left positioning lead screw 14 through a nut seat 11, two ends of the left positioning lead screw 14 are arranged on a lathe bed seat 1 through a lead screw seat, the end part of the left positioning lead screw 14 penetrating out of the outside of the seat 1 is connected with a left positioning synchronizing wheel 10 and a lathe bed, the side wall outside the lathe bed seat 1 is also connected with a left and right positioning motor 13 corresponding to a left and right positioning synchronous wheel 10, the left and right positioning synchronous wheel 10 is connected with a synchronous wheel 25 of an output shaft of the left and right positioning motor 13 through a left and right positioning synchronous belt 12, a plurality of wedges 6 which are uniformly distributed and elastically correspond to the sliding seat 111 are arranged above the rail surface of the left and right positioning linear guide rail 7, the sliding seat and the nut seat are of an integrated structure, one side of the sliding seat facing the rail surface is provided with a sliding block sliding in the left and right positioning linear guide rail 7, the bottom of the sliding seat is connected with the nut seat, the wedges can form backstop restriction on the sliding seat sliding to the corresponding position, the positioning restriction effect on the plate is enhanced, the damage to the plate caused by excessive displacement of the sliding seat in the guide rail is avoided, the main and auxiliary guiding rules can be independently adjusted, the adjusting function of the respective positions of the main and auxiliary guiding rules can be singly or combined to position by using the corresponding guiding rules according to actual size requirements, the positioning to realize the positioning forms of various different combinations.
The front positioning guiding rule assembly moves back and forth on the front positioning linear guide rail under the driving of the motor and the belt, the front positioning guiding rule is jacked up through the front positioning air cylinder, then the plate is pushed to move forward, the positioning of the front and back positions of the plate is achieved, the positions of the left and right positioning guiding rule are adjusted by utilizing the screw rod and the air cylinder according to the actual size of the plate so as to achieve the left and right positioning of the plate, the upper end face of the plate is pressed by the pressing claw, three guiding rules are adopted, the positioning of the plate on the folding center is completed from three directions, and a plurality of positioning faces of the plate are formed, so that the positioning device can be suitable for the accurate positioning of plates with various sizes.
Example 2
Referring to fig. 1-4, a multiple combined positioning method for a bending center includes a bed seat 1 of a bending machine and a pressing arm support 4 which is correspondingly arranged on one side of the bed seat 1 and is in a side lying U shape, an opening end of the pressing arm support 4 is arranged towards the bed seat 1, a left positioning guiding rule component 2 and a right positioning guiding rule component 2 are arranged on one side of the bed seat 1 towards the pressing arm support 4, a front positioning guiding rule component 5 which is correspondingly adapted to the left positioning guiding rule component 2 and the right positioning guiding rule component 2 are arranged at a parallel end at an inner bottom of the pressing arm support 4, the front positioning guiding rule component 5 is positioned on a middle vertical line of the left positioning guiding rule component 2 and the right positioning guiding rule component 2, and the positioning method includes the following steps:
s1, a plate to be bent is moved between a front positioning guiding rule assembly 5 and a left positioning guiding rule assembly 2 along a feeding channel;
s2, the front positioning guiding rule 16 of the front positioning guiding rule assembly 5 slides along the front positioning linear guide rail 20 under the action of the front positioning synchronous belt 21 until the front positioning guiding rule 16 is abutted against the front side wall of the plate, the front positioning air cylinder 17 of the front positioning guiding rule 16 adjusts the guiding rule along the Y axial direction to form a positioning surface on the front side of the plate, and the front positioning guiding rule 16 pushes the plate to continuously move forward in the direction close to the left and right positioning guiding rule assemblies 2 until the rear side wall of the plate far away from the front positioning guiding rule 16 is abutted against the left and right positioning guiding rule assemblies 2 on the lathe bed seat 1, so that the front and rear sides of the plate are positioned;
s3, respectively rotating two left and right positioning lead screws 14 of the left and right positioning guiding rule assembly 2 to drive a nut seat 11 to displace along the lead screws and simultaneously drive a left and right positioning guiding rule 8 on a sliding seat 111 to displace along a left and right positioning linear guide rail 7 until the left and right positioning guiding rule 8 is abutted with left and right side walls of the plate, and a left and right positioning cylinder 9 of the left and right positioning guiding rule 8 adjusts the guiding rule along the Y axial direction to form positioning surfaces on the left and right sides of the plate, so that the left and right sides of the plate are positioned;
s4, the front side, the rear side, the left side and the right side of the plate are respectively positioned, and a pressing claw at the top of the pressing arm support 4 is displaced towards the center of the plate and is abutted against the surface of the plate, so that the clamping and positioning of the upper surface of the plate are realized.
Combining fig. 5, the board piece adopts the front positioning guiding rule with two guiding rules of this application and controls guiding rule to fix a position, guiding rule and a plurality of lateral walls of plate all can form the locating surface, form different locating surfaces to the board piece through guiding rule horizontal position and high regulation, also can form the locating surface of clamping to board piece centre department, also can all form the locating surface in the both sides of plate lateral wall, realize multiaspect butt location, increase the area of contact guiding rule and plate, can form quick reliable effective location to the plate of different regulation, equidimension.
In combination with fig. 6, the plate in the drawing adopts the front positioning guiding rule and the left guiding rule and the right guiding rule for positioning, wherein the guiding rules of the left guiding rule and the right guiding rule all adopt a single guiding rule structure and adopt a main guiding rule for positioning, the matching degree requirement of the edge of the guiding rule and the bending part of the plate is higher, the bonding degree of the edge of the guiding rule and the side wall of the plate is low, the positioning angle and the positioning degree of the irregular outer edge of the plate are limited, the plate can deviate from the guiding rule in the bending operation, and the bending precision of the plate is reduced.
In combination with fig. 7, the plate adopts the front positioning guiding rule and the left guiding rule and the right guiding rule to position, wherein one guiding rule of the left guiding rule and the right guiding rule adopts a single guiding rule structure with only a main guiding rule, the other guiding rule adopts a double guiding rule structure with a main guiding rule and a secondary guiding rule, the double guiding rule can form two positioning surfaces on the side edge of the plate, the limiting and the positioning of the plate are firmer, one side adopting the single guiding rule can only position the plate matched with the outer edge of the guiding rule, the positioning surface between the guiding rule and the plate is less than the other side, the plate is easy to deviate to an unstable side in the processing process, and the processing precision is reduced.
In combination with fig. 8, the plate is positioned by adopting the front positioning guiding rule and the left guiding rule and the right guiding rule, wherein one side adopts the guiding rule with only the main guiding rule, the other side adopts the guiding rule with only the auxiliary guiding rule, the guiding rule needs to be matched according to the position and the angle of the side wall of the plate to be matched with the position with higher matching degree, the mounting position of the guiding rule is required to be more, the space of the whole equipment is increased, the positioning at different positions is easy to cause the barycenter deviation of the plate, and uneven stress is caused in the processing process, so that the plate is damaged.
The foregoing description of the preferred embodiments of the invention is not intended to be limiting, but rather is intended to cover all modifications, equivalents, alternatives, and improvements that fall within the spirit and scope of the invention.
Claims (9)
1. A multiple combination positioning mechanism for bending center, including lathe bed seat (1) and corresponding the arm pressing frame (4) that locates lathe bed seat (1) one side, be the U type of lying on one side, arm pressing frame (4) open end sets up towards lathe bed seat (1), its characterized in that, lathe bed seat (1) are equipped with control location guiding rule subassembly (2) towards one side of arm pressing frame (4), the interior bottom parallel end of arm pressing frame (4) is equipped with and controls location guiding rule subassembly (2) the preceding location guiding rule subassembly (5) of corresponding adaptation, preceding location guiding rule subassembly (5) are in on the well vertical line of control location guiding rule subassembly (2).
2. The multiple combined positioning mechanisms for the bending center according to claim 1, wherein the front positioning guiding ruler assembly (5) comprises a front positioning linear guide rail (20) arranged at the inner bottom of the press arm support (4), the front positioning linear guide rail (20) extends along the press arm support (4) towards the bed seat (1), the front positioning linear guide rail (20) is connected with a front positioning guiding ruler (16) which is vertical to the front positioning linear guide rail (20) and extends towards the inner top of the press arm support (4) through a front positioning mounting block (18), and the front positioning guiding ruler (16) is connected with a front positioning cylinder (17) towards the bottom of the front positioning mounting block (18);
the front positioning cylinder (17) is fixedly arranged on the upper end face of the front positioning mounting block (18), an output shaft of the front positioning cylinder (17) is fixedly connected with the bottom of the front positioning guiding ruler (16), and the front positioning mounting block (18) slides relatively along the front positioning linear guide rail (20).
3. The multiple combined positioning mechanisms for the bending center according to claim 2, wherein the bottom of the front positioning linear guide rail (20) facing the inner bottom of the press arm frame (4) is fixed on a front positioning base (15), one end of the bottom of the front positioning base (15) close to the lathe bed seat (1) is connected with an idler wheel (23) through an idler wheel shaft (22), the other end of the bottom of the front positioning base (15) far away from the lathe bed seat (1) is connected with a front positioning guiding rule motor (24) through a synchronizing wheel (25), and the idler wheel (23) is connected with the synchronizing wheel (25) through a front positioning synchronous belt (21);
the two side walls of the front positioning installation block (18) corresponding to the front positioning synchronous belt (21) are fixedly connected with the front positioning synchronous belt (21) through a synchronous belt connecting plate (19).
4. The multiple combined positioning mechanisms for the bending center according to claim 2, wherein the front positioning guiding ruler (16) adopts a double guiding ruler structure with a main guiding ruler and a secondary guiding ruler, the main guiding ruler and the secondary guiding ruler of the front positioning guiding ruler (16) are respectively driven by corresponding main and secondary air cylinders to lift along the Y axis direction of the front positioning installation block (18), the main guiding ruler and the secondary guiding ruler of the front positioning guiding ruler (16) are of L-shaped guiding ruler structures, and the lengths and the thicknesses of the main guiding ruler and the secondary guiding ruler are the same.
5. The multiple combined positioning mechanisms for the bending center according to claim 1, wherein the left and right positioning guiding ruler assembly (2) comprises two symmetrically distributed left and right positioning linear guide rails (7) arranged at the end part of the lathe bed seat (1), a feeding channel is formed between the two left and right positioning linear guide rails (7), and left and right positioning lead screws (14) respectively matched with the two left and right positioning linear guide rails (7) are further arranged at the end part of the lathe bed seat (1) below the two left and right positioning linear guide rails (7);
the rail surface of the left and right positioning linear guide rails (7) is arranged towards the direction of the arm pressing frame (4), the left and right positioning linear guide rails (7) are provided with left and right positioning guide rails (8), the left and right positioning guide rails (8) vertically correspond to the left and right positioning linear guide rails (7), the left and right positioning guide rails (8) are connected with left and right positioning cylinders (9) for driving the left and right positioning guide rails (8) to move towards the bottom of the left and right positioning linear guide rails (7), the left and right positioning cylinders (9) are in contactless correspondence with the left and right positioning linear guide rails (7), the left and right positioning cylinders (9) are fixed on a sliding seat (111) and the left and right positioning cylinders (9) move along the left and right positioning linear guide rails (7) through the sliding seat (111);
the bottom of the slide seat (111) far away from the left and right positioning cylinders (9) is sleeved on a left and right positioning screw rod (14) through a nut seat (11), and two ends of the left and right positioning screw rod (14) are arranged on the lathe bed seat (1) through screw rod seats.
6. The multi-combination positioning mechanism for the bending center according to 0 is characterized in that the end part of the left and right positioning screw rods (14) penetrating out of the machine body seat (1) is connected with left and right positioning synchronous wheels (10), the side wall of the outer part of the machine body seat (1) is also connected with left and right positioning motors (13) corresponding to the left and right positioning synchronous wheels (10), and the left and right positioning synchronous wheels (10) are connected with synchronous wheels (25) of output shafts of the left and right positioning motors (13) through left and right positioning synchronous belts (12);
a plurality of wedge blocks (6) which are uniformly distributed and elastically correspond to the sliding seat (111) are arranged above the rail surface of the left and right positioning linear guide rail (7).
7. The multiple combined positioning mechanisms for the bending center according to claim 5, wherein the left positioning guiding rule and the right positioning guiding rule (8) adopt a double guiding rule structure with main guiding rules and auxiliary guiding rules, the main guiding rules and the auxiliary guiding rules of the left positioning guiding rule and the right positioning guiding rule (8) are respectively driven by corresponding main and auxiliary air cylinders to lift along the Y axial direction of the front sliding seat (111), the main guiding rules and the auxiliary guiding rules of the left positioning guiding rule and the right positioning guiding rule (8) are of L-shaped guiding rule structures, and the lengths and the thicknesses of the main guiding rules and the auxiliary guiding rules are the same.
8. The multiple combination positioning mechanism for the bending center according to claim 1, wherein a top free end of an opening end of the press arm support (4) is connected with a press claw (3) extending towards the front positioning guiding rule assembly (5).
9. The utility model provides a multiple combination positioning method for bending center, includes lathe bed seat (1) and corresponds and locate lathe bed seat (1) one side, be press arm support (4) of side lying U type, press arm support (4) open end towards lathe bed seat (1) setting, its characterized in that, lathe bed seat (1) are equipped with control location guiding rule subassembly (2) towards one side of press arm support (4), the inner bottom parallel end of press arm support (4) is equipped with and controls location guiding rule subassembly (5) of location guiding rule subassembly (2) correspondence adaptation in the bottom, preceding location guiding rule subassembly (5) are in on the well vertical line of control location guiding rule subassembly (2), positioning method includes the following steps:
s1, a plate to be bent is moved between a front positioning guiding rule assembly (5) and a left positioning guiding rule assembly (2) along a feeding channel;
s2, a front positioning guiding rule (16) of the front positioning guiding rule assembly (5) slides along a front positioning linear guide rail (20) under the action of a front positioning synchronous belt (21) until the front positioning guiding rule (16) is abutted against the front side wall of the plate, a front positioning cylinder (17) of the front positioning guiding rule (16) adjusts the guiding rule along the Y axial direction to form a positioning surface on the front side of the plate, and the front positioning guiding rule (16) pushes the plate to continuously move forward and displace in the direction close to the left and right positioning guiding rule assemblies (2) until the plate is abutted against the left and right positioning guiding rule assemblies (2) on the lathe bed seat (1) away from the rear side wall of the front positioning guiding rule (16), so that the front and rear sides of the plate are positioned;
s3, two left and right positioning lead screws (14) of a left and right positioning guiding rule assembly (2) respectively rotate to drive a nut seat (11) to move along the lead screws and drive a left and right positioning guiding rule (8) on a sliding seat (111) to move along a left and right positioning linear guide rail (7) until the left and right positioning guiding rule (8) is abutted with the left and right side walls of the plate, and a left and right positioning cylinder (9) of the left and right positioning guiding rule (8) adjusts the guiding rule along the Y axial direction to form positioning surfaces on the left and right sides of the plate, so that the left and right sides of the plate are positioned;
s4, the front side, the rear side, the left side and the right side of the plate are respectively positioned, and a pressing claw at the top of the pressing arm support (4) is displaced towards the center of the plate and is abutted against the surface of the plate, so that the clamping and positioning of the upper surface of the plate are realized.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310695992.3A CN116511290A (en) | 2023-06-13 | 2023-06-13 | Multi-combination positioning mechanism and positioning method for bending center |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310695992.3A CN116511290A (en) | 2023-06-13 | 2023-06-13 | Multi-combination positioning mechanism and positioning method for bending center |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN116511290A true CN116511290A (en) | 2023-08-01 |
Family
ID=87396123
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202310695992.3A Withdrawn CN116511290A (en) | 2023-06-13 | 2023-06-13 | Multi-combination positioning mechanism and positioning method for bending center |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN116511290A (en) |
-
2023
- 2023-06-13 CN CN202310695992.3A patent/CN116511290A/en not_active Withdrawn
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Application publication date: 20230801 |