CN111266892B - Flange fixing device utilizing lever transmission principle for dual fixation - Google Patents
Flange fixing device utilizing lever transmission principle for dual fixation Download PDFInfo
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- CN111266892B CN111266892B CN202010207894.7A CN202010207894A CN111266892B CN 111266892 B CN111266892 B CN 111266892B CN 202010207894 A CN202010207894 A CN 202010207894A CN 111266892 B CN111266892 B CN 111266892B
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- rod
- supporting seat
- arc
- flange
- pull rod
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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
- B23Q3/00—Devices holding, supporting, or positioning work or tools, of a kind normally removable from the machine
- B23Q3/02—Devices holding, supporting, or positioning work or tools, of a kind normally removable from the machine for mounting on a work-table, tool-slide, or analogous part
- B23Q3/06—Work-clamping means
- B23Q3/062—Work-clamping means adapted for holding workpieces having a special form or being made from a special material
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
- B25B—TOOLS OR BENCH DEVICES NOT OTHERWISE PROVIDED FOR, FOR FASTENING, CONNECTING, DISENGAGING OR HOLDING
- B25B11/00—Work holders not covered by any preceding group in the subclass, e.g. magnetic work holders, vacuum work holders
Abstract
The invention relates to the technical field of flanges, and discloses a flange fixing device for double fixing by utilizing a lever transmission principle, which comprises a supporting seat, wherein a gear column is movably connected inside the supporting seat, an inner arc-shaped toothed rod and an outer arc-shaped toothed rod are connected outside the gear column in a meshed manner, a first pull rod is hinged outside the inner arc-shaped toothed rod, a second pull rod is hinged outside the outer arc-shaped toothed rod, slide rods are hinged outside the first pull rod and the second pull rod, and the inner arc-shaped toothed rod, the outer arc-shaped toothed rod, the first pull rod, the second pull rod and the slide rods are matched for use through the gear column, so that the effect of adjusting the slide rods and driving a fastening block to clamp a flange is achieved, the clamping of flanges with different diameters can be met, the number of clamps is reduced, the production cost of the flanges is reduced, the storage space of the clamps is reduced, and the axle center of the flanges can be determined, the axis of the flange is collinear with the axis of the supporting seat, so that the processing precision of the flange is ensured.
Description
Technical Field
The invention relates to the technical field of flanges, in particular to a flange fixing device for double fixing by utilizing a lever transmission principle.
Background
Flanges, also called flange flanges or lugs, are parts of the mutual connection between shafts, used for the connection between pipe ends; the flange is also provided with holes on the inlet and the outlet of the equipment, the two flanges are tightly connected by bolts, the flanges are sealed by gaskets, the flanges are connected by threads (screwed connection), welded flanges and clamping flanges, the flanges are used in pairs, the flanges with different pressures have different thicknesses and the bolts used by the flanges are different, and the flange plate plays a role in connecting the two parts, so the requirement on the processing precision of the central hole is higher.
In current flange processing production process, generally with flange and the work piece clamping pressure plate that has the fastening screw be connected with the boring machine workstation accomplish the location and press from both sides the dress, this kind of press from both sides the dress instrument and have every processing a ring flange all need artifical repeated dismouting anchor clamps in process of production, cause the clamping complicated, the problem that production efficiency is low, and because the not unidimensional of flange, often need prepare many sets of flange clamp plates, with the flange processing of reply different specifications, thereby increase manufacturing cost, increase anchor clamps and store the space.
In order to solve the above problems, the inventor provides a flange fixing device using a lever transmission principle for double fixing, which has the advantages of convenience in clamping, simplicity in operation, reduction in clamping time, improvement in production efficiency, adaptability to clamping of flanges with different diameters, reduction in the number of clamps, flange production cost and reduction in clamp storage space.
Disclosure of Invention
In order to achieve the purpose, the invention provides the following technical scheme: the utility model provides an utilize dual fixed flange fixing device of lever transmission principle, includes supporting seat, gear post, interior arc ratch, outer arc ratch, first pull rod, second pull rod, slide bar, fastening block, ejector pin, spring, connecting rod, spacing groove, stopper, briquetting, regulation ring gear, regulation worm.
The positions and the connection relations of the structures are as follows:
the inside swing joint of supporting seat has the gear post, the outside meshing of gear post is connected with interior arc ratch and outer arc ratch, the articulated first pull rod of connecting in the outside of interior arc ratch, the articulated second pull rod that is connected with in the outside of outer arc ratch, the articulated slide bar that is connected with in the outside of first pull rod and second pull rod, the outside fixedly connected with anchorage block of slide bar, the inside sliding connection of anchorage block has the ejector pin, the outside fixedly connected with spring of ejector pin, the outside articulated connecting rod that is connected with of ejector pin, the spacing groove has been seted up to the inside of connecting rod, the inside swing joint of spacing groove has the stopper, the outside fixedly connected with briquetting of connecting rod, the inside swing joint of supporting seat has the regulation ring gear, the outside meshing of adjusting ring gear is connected with the regulation worm.
Preferably, the gear post is provided with four, and four gear posts are the columnar structure about the central symmetric distribution of supporting seat, and the middle part and the supporting seat of gear post rotate to be connected, and the upper and lower both ends of gear post all are provided with tooth.
Preferably, interior arc ratch and outer arc ratch all are provided with four, and four equal sliding connection of interior arc ratch and outer arc ratch are in the inside of supporting seat, and just interior arc ratch and outer arc ratch mesh connection respectively are in the inside and outside both sides of gear post.
Preferably, the slide bars are four, four slide bars are all connected in the supporting seat in a sliding mode, and the four slide bars are located above the inner arc-shaped toothed bar and the outer arc-shaped toothed bar.
Preferably, the fastening blocks are provided with four, the four fastening blocks are respectively fixedly connected with the four sliding rods, and the four fastening blocks are movably connected with the supporting seat.
Preferably, connecting rod swing joint is in the inside of fastening block, and the inside swing joint of every fastening block has two connecting rods, and two connecting rods all articulate with the ejector pin and connect, and two connecting rods all with briquetting fixed connection.
Preferably, the inner side and the outer side of the adjusting toothed ring are both provided with teeth, the inner side of the adjusting toothed ring is meshed with the gear column, and the outer side of the adjusting toothed ring is meshed with the adjusting worm.
Advantageous effects
Compared with the prior art, the invention provides a flange fixing device utilizing the lever transmission principle for double fixation, which has the following beneficial effects:
1. this utilize dual fixed flange fixing device of lever transmission principle, through the gear post, interior arc ratch, outer arc ratch, first pull rod, the cooperation of second pull rod and slide bar is used, thereby reach the effect of adjusting the slide bar and making the slide bar drive the tight flange of fastening block clamp, and can satisfy the clamping of different diameter flanges, thereby reduce anchor clamps quantity, thereby flange manufacturing cost, it stores the space to reduce anchor clamps, the axle center of flange can be confirmed simultaneously, the axle center collineation of the axle center of messenger's flange and supporting seat, thereby guarantee the precision of flange processing.
2. This utilize dual fixed flange fixing device of lever transmission principle uses through the cooperation of ejector pin, connecting rod and briquetting, and side and terminal surface are fixed the flange simultaneously to guarantee the fixed stability of flange, effectively avoid the flange to take place the skew in the course of working, thereby guarantee the precision of flange processing.
3. This utilize dual fixed flange fixing device of lever drive principle uses through the cooperation of adjusting ring gear, adjusting worm and gear post, accomplishes the fixed of flange through rotating the adjusting worm, makes the clamping convenient, and easy operation reduces the clamping time, improves production efficiency.
Drawings
FIG. 1 is a schematic top view of the structure of the present invention;
FIG. 2 is a schematic side view of the overall connection of the structure of the present invention;
FIG. 3 is an enlarged view of the connection of the outer arc toothed bar, the inner arc toothed bar, the gear column, the first pull rod, the second pull rod and the slide rod of part A of the structure of FIG. 1;
FIG. 4 is a schematic view of the connection of the structural fastening block, the ejector rod, the connecting rod and the pressing block of the present invention;
FIG. 5 is a schematic view of the cross section B-B of the present invention shown in FIG. 2, illustrating the connection of the adjusting ring gear, the gear post, the worm and the support base;
FIG. 6 is an enlarged view of the connection of the inner arc-shaped toothed bar, the outer arc-shaped toothed bar, the gear column, the adjusting toothed ring and the adjusting worm in the part C of the structure chart 2 of the present invention.
In the figure: 1. a supporting seat; 2. a gear post; 3. an inner arc-shaped toothed bar; 4. an outer arc toothed bar; 5. a first pull rod; 6. a second pull rod; 7. a slide bar; 8. a fastening block; 9. a top rod; 10. a spring; 11. a connecting rod; 12. a limiting groove; 13. a limiting block; 14. briquetting; 15. adjusting the gear ring; 16. and adjusting the worm.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-6, a flange fixing device using a lever transmission principle for dual fixing includes a supporting seat 1, a gear column 2, an inner arc-shaped toothed bar 3, an outer arc-shaped toothed bar 4, a first pull bar 5, a second pull bar 6, a sliding bar 7, a fastening block 8, a top bar 9, a spring 10, a connecting bar 11, a limiting groove 12, a limiting block 13, a pressing block 14, an adjusting toothed ring 15, and an adjusting worm 16.
The positions and the connection relations of the structures are as follows:
the inside of the supporting seat 1 is movably connected with four gear columns 2, the four gear columns 2 are symmetrically distributed about the center of the supporting seat 1, the gear columns 2 are of a columnar structure, the middle parts of the gear columns 2 are rotatably connected with the supporting seat 1, the upper end and the lower end of each gear column 2 are respectively provided with teeth, the outside of each gear column 2 is meshed and connected with an inner arc-shaped toothed rod 3 and an outer arc-shaped toothed rod 4, the inner arc-shaped toothed rod 3 and the outer arc-shaped toothed rod 4 are respectively provided with four teeth, the four inner arc-shaped toothed rods 3 and the four outer arc-shaped toothed rods 4 are respectively connected inside the supporting seat 1 in a sliding manner, the inner arc-shaped toothed rods 3 and the outer arc-shaped toothed rods 4 are respectively meshed and connected with the inner side and the outer side of the gear columns 2, the outside of each inner arc-shaped toothed rod 3 is hinged and connected with a first pull rod 5, the outside of each outer arc-shaped toothed rod 4 is hinged and connected with a second pull rod 6, the outside of the first pull rods 5 and the second pull rods 6 are hinged and connected with slide rods 7, slide bar 7 is provided with four, four equal sliding connection of slide bar 7 are in the inside of supporting seat 1, and four slide bars 7 all are located the top of interior arc ratch 3 and outer arc ratch 4, through gear post 2, interior arc ratch 3, outer arc ratch 4, first pull rod 5, second pull rod 6 and slide bar 7's cooperation is used, thereby reach the effect of adjusting slide bar 7 and making slide bar 7 drive the tight flange of fastening block 8 clamp, and can satisfy the clamping of different diameter flanges, thereby reduce anchor clamps quantity, thereby flange manufacturing cost, reduce anchor clamps and store the space, can confirm the axle center of flange simultaneously, make the axle center of flange and the axle center collineation of supporting seat 1, thereby guarantee the precision of flange processing.
The outer part of the sliding rod 7 is fixedly connected with fastening blocks 8, the fastening blocks 8 are provided with four, the four fastening blocks 8 are respectively fixedly connected with the four sliding rods 7, the four fastening blocks 8 are movably connected with the supporting seat 1, the inner part of the fastening blocks 8 is slidably connected with a push rod 9, the outer part of the push rod 9 is fixedly connected with a spring 10, the outer part of the push rod 9 is hinged with a connecting rod 11, the connecting rod 11 is movably connected with the inner part of the fastening blocks 8, the inner part of each fastening block 8 is movably connected with two connecting rods 11, the two connecting rods 11 are hinged with the push rod 9, the two connecting rods 11 are fixedly connected with a pressing block 14, the inner part of each connecting rod 11 is provided with a limiting groove 12, the inner part of each limiting groove 12 is movably connected with a limiting block 13, the outer part of each connecting rod 11 is fixedly connected with a pressing block 14, the side surfaces and the end surfaces are simultaneously fixed with the flanges through the cooperation of the push rod 9, the connecting rods 11 and the pressing block 14, thereby guarantee the fixed stability of flange, effectively avoid the flange to take place the skew in the course of working, thereby guarantee the precision of flange processing, the inside swing joint of supporting seat 1 has regulation ring gear 15, the inside and outside both sides of adjusting ring gear 15 all are provided with the tooth, the inboard and the gear post 2 meshing connection of adjusting ring gear 15, the outside and the regulation worm 16 meshing connection of adjusting ring gear 15, the outside meshing connection of adjusting ring gear 15 has regulation worm 16, through adjusting ring gear 15, the cooperation of regulation worm 16 and gear post 2 is used, accomplish the fixed of flange through rotating regulation worm 16, make the clamping convenient, and is simple in operation, reduce the clamping time, and the production efficiency is improved.
The working process and principle are that during clamping, a flange is arranged at the top of a supporting seat 1, because an adjusting worm 16 is movably connected inside the supporting seat 1, the adjusting worm 16 is meshed with an adjusting toothed ring 15, the adjusting toothed ring 15 is meshed with a gear column 2, the four gear columns 2 are symmetrically distributed about the center of the supporting seat 1, the gear column 2 is of a columnar structure, the middle part of the gear column 2 is rotatably connected with the supporting seat 1, teeth are arranged at the upper end and the lower end of the gear column 2, four inner arc toothed bars 3 and four outer arc toothed bars 4 are arranged, the four inner arc toothed bars 3 and the four outer arc toothed bars 4 are slidably connected inside the supporting seat 1, the inner arc toothed bars 3 and the outer arc toothed bars 4 are respectively meshed with the inner side and the outer side of the gear column 2, the outer parts of the inner arc toothed bars 3 and the outer arc toothed bars 4 are respectively hinged with a first pull rod 5 and a second pull rod 6, the outer parts of the first pull rod 5 and the second pull rod 6 are hinged with a slide rod 7, therefore, the adjusting worm 16 is rotated, the adjusting worm 16 drives the adjusting toothed ring 15 to rotate, the adjusting toothed ring 15 drives the gear post 2 to rotate, the gear post 2 drives the inner arc-shaped toothed rod 3 and the outer arc-shaped toothed rod 4 to slide, the inner arc-shaped toothed rod 3 and the outer arc-shaped toothed rod 4 drive the first pull rod 5 and the second pull rod 6 to move, and the first pull rod 5 and the second pull rod 6 drive the slide rod 7 to slide.
Meanwhile, the slide rod 7 is fixedly connected with the fastening block 8, when the slide rod 7 slides towards the center of the support seat 1, the fastening block 8 is driven to slide towards the center of the support seat 1, the ejector rod 9 is connected inside the fastening block 8 in a sliding manner, the ejector rod 9 is fixedly connected with the spring 10, the ejector rod 9 is connected with the connecting rod 11 in a hinged manner, the connecting rod 11 is internally provided with a limiting groove 12, the limiting groove 12 is movably connected with a limiting block 13, the connecting rod 11 is movably connected inside the fastening block 8, the two connecting rods 11 are movably connected inside each fastening block 8 and are hinged with the ejector rod 9, the two connecting rods 11 are fixedly connected with the press block 14, so that the fastening block 8 moves towards the center of the support seat 1, the fastening block 8 drives the ejector rod 9 to contact with the side face of the flange, the ejector rod 9 compresses the spring 10 and the fastening block 8 slides inwards under the action of the flange, meanwhile, the ejector rod 9 drives the connecting rod 11, the limiting groove 12 and the limiting block 13 play a limiting role, and the connecting rod 11 drives the pressing block 14 to move downwards due to the lever motion principle, so that the pressing block 14 compresses the flange, the effect of double fixing of the flange is achieved, and the stability of flange fixing is guaranteed.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (7)
1. The utility model provides an utilize dual fixed flange fixing device of lever transmission principle, includes supporting seat (1), its characterized in that: the inner movable connection of the supporting seat (1) is provided with a gear column (2), the outer meshing of the gear column (2) is connected with an inner arc-shaped toothed rod (3) and an outer arc-shaped toothed rod (4), the outer part of the inner arc-shaped toothed rod (3) is hinged and connected with a first pull rod (5), the outer part of the outer arc-shaped toothed rod (4) is hinged and connected with a second pull rod (6), the outer parts of the first pull rod (5) and the second pull rod (6) are hinged and connected with a slide rod (7), the outer part of the slide rod (7) is fixedly connected with a fastening block (8), the inner part of the fastening block (8) is slidably connected with an ejector rod (9), the outer part of the ejector rod (9) is fixedly connected with a spring (10), the outer part of the ejector rod (9) is hinged and connected with a connecting rod (11), the inner part of the connecting rod (11) is provided with a limiting groove (12), the inner part of the limiting groove (12) is movably connected with a limiting block (13), a pressing block (14) is fixedly connected to the outer part of the connecting rod (11), an adjusting toothed ring (15) is movably connected to the inner part of the supporting seat (1), and an adjusting worm (16) is meshed and connected to the outer part of the adjusting toothed ring (15);
during clamping, the flange is arranged at the top of the supporting seat (1), the adjusting worm (16) is rotated, the adjusting worm (16) drives the adjusting toothed ring (15) to rotate, the adjusting toothed ring (15) drives the gear column (2) to rotate, the gear column (2) drives the inner arc toothed rod (3) and the outer arc toothed rod (4) to slide, the inner arc toothed rod (3) and the outer arc toothed rod (4) drive the first pull rod (5) and the second pull rod (6) to move, the first pull rod (5) and the second pull rod (6) drive the slide rod (7) to slide, when the slide rod (7) slides towards the center of the supporting seat (1), the fastening block (8) moves towards the center of the supporting seat (1), the fastening block (8) drives the ejector rod (9) to contact the side face of the flange, the ejector rod (9) compresses the spring (10) and fastens the inner part of the block (8), meanwhile, the ejector rod (9) drives the connecting rod (11), and the connecting rod (11) drives the pressing block (14) to move downwards, so that the pressing block (14) compresses the flange.
2. A flange fixing device doubly fixed by using a lever transmission principle as claimed in claim 1, wherein: gear post (2) are provided with four, and four gear post (2) are about the central symmetric distribution of supporting seat (1), and gear post (2) are the columnar structure, and the middle part and supporting seat (1) of gear post (2) rotate to be connected, and the upper and lower both ends of gear post (2) all are provided with tooth.
3. A flange fixing device doubly fixed by using a lever transmission principle as claimed in claim 1, wherein: interior arc ratch (3) and outer arc ratch (4) all are provided with four, and four equal sliding connection of interior arc ratch (3) and outer arc ratch (4) are in the inside of supporting seat (1), and just interior arc ratch (3) and outer arc ratch (4) mesh respectively and connect the inside and outside both sides at gear post (2).
4. A flange fixing device doubly fixed by using a lever transmission principle as claimed in claim 1, wherein: the four sliding rods (7) are arranged, the four sliding rods (7) are connected to the inside of the supporting seat (1) in a sliding mode, and the four sliding rods (7) are located above the inner arc-shaped toothed rod (3) and the outer arc-shaped toothed rod (4).
5. A flange fixing device doubly fixed by using a lever transmission principle as claimed in claim 1, wherein: the four fastening blocks (8) are fixedly connected with the four sliding rods (7) respectively, and the four fastening blocks (8) are movably connected with the supporting seat (1).
6. A flange fixing device doubly fixed by using a lever transmission principle as claimed in claim 1, wherein: connecting rod (11) swing joint is in the inside of fastening block (8), and the inside swing joint of every fastening block (8) has two connecting rods (11), and two connecting rods (11) all articulate with ejector pin (9) and are connected, and two connecting rods (11) all with briquetting (14) fixed connection.
7. A flange fixing device doubly fixed by using a lever transmission principle as claimed in claim 1, wherein: the inner side and the outer side of the adjusting toothed ring (15) are provided with teeth, the inner side of the adjusting toothed ring (15) is meshed with the gear column (2), and the outer side of the adjusting toothed ring (15) is meshed with the adjusting worm (16).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010207894.7A CN111266892B (en) | 2020-03-23 | 2020-03-23 | Flange fixing device utilizing lever transmission principle for dual fixation |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010207894.7A CN111266892B (en) | 2020-03-23 | 2020-03-23 | Flange fixing device utilizing lever transmission principle for dual fixation |
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| CN111266892A CN111266892A (en) | 2020-06-12 |
| CN111266892B true CN111266892B (en) | 2021-09-03 |
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| CN202010207894.7A Active CN111266892B (en) | 2020-03-23 | 2020-03-23 | Flange fixing device utilizing lever transmission principle for dual fixation |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN112427700A (en) * | 2020-11-10 | 2021-03-02 | 泰州市爱利特金属制品有限公司 | Turnover hinge machining table |
| CN113478388B (en) * | 2021-07-15 | 2022-05-13 | 广州市机电技师学院(广州市机电高级技工学校、广州市机电高级职业技术培训学院) | Automatic sanding fixture for industrial robot |
| CN117066559B (en) * | 2023-10-17 | 2024-02-09 | 泰州俊宇不锈钢材料有限公司 | Tapping device for flange |
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