CN211939185U - Firm clamping tool of ring flange - Google Patents
Firm clamping tool of ring flange Download PDFInfo
- Publication number
- CN211939185U CN211939185U CN202020216386.0U CN202020216386U CN211939185U CN 211939185 U CN211939185 U CN 211939185U CN 202020216386 U CN202020216386 U CN 202020216386U CN 211939185 U CN211939185 U CN 211939185U
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- central
- screw rod
- ring flange
- hole
- flange
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Abstract
The utility model relates to a flange plate stabilizing and clamping jig, which comprises a bottom plate, a central positioning table, an edge positioning stop block, a screw rod and a triangular compression frame; the utility model discloses a set up the screw rod, the base plate is provided with the side of locating, the base plate up end, the central location platform, limit location dog and screw rod all set up at the bottom plate up end, the bench is provided with the central reference column in the central location, the vertical setting of limit location dog, the quantity of screw rod is a plurality of and vertical setting, the screw rod is circumference array form setting for the axis of central reference column, the triangle compresses tightly the frame and is located the screw rod, the triangle compresses tightly and is provided with side groove and the central through-hole of stepping down on. The utility model relates to a firm clamping tool of ring flange can carry out the location clamping that stabilizes to the ring flange that needs carry out the drilling operation, fully guarantees the restraint to the ring flange work piece, avoids appearing the displacement in the course of working.
Description
Technical Field
The utility model relates to a clamping tool, concretely relates to firm clamping tool of ring flange.
Background
The flange is also called a flange or flange. The elements interconnecting the tube to the tube are connected to the tube ends. The flanges are provided with holes, and the two flanges are tightly connected through bolts. The flanges are sealed with gaskets. The flange is a disc-like part, most commonly found in equipment.
The ring flange of engraver is mostly aluminium material, and it is in production and processing process, needs to carry out the drilling operation. The drilling operation is mostly performed by a CNC machining center. Fix the ring flange that needs to carry out the drilling through the clamping tool promptly, then CNC carries out drilling operation automatically.
However, the existing clamping jig has insufficient restraint on the flange plate workpiece, so that the adverse phenomenon that the flange plate workpiece is stressed and displaced in the machining process can occur, the machining precision is seriously influenced, and the rejection rate of the workpiece is high.
SUMMERY OF THE UTILITY MODEL
The utility model aims at: the utility model provides a firm clamping tool of ring flange can carry out the location clamping that stabilizes to the ring flange that needs carry out the drilling operation, fully guarantees the restraint to the ring flange work piece, avoids appearing the displacement in the course of working.
In order to achieve the above object, the present invention provides the following technical solutions:
a fixture for stably clamping a flange plate comprises a bottom plate, a central positioning table, an edge positioning stop block, a screw and a triangular pressing frame; the utility model discloses a set up the screw rod, the base plate is provided with the side of locating, the base plate up end, the central location platform, limit location dog and screw rod all set up at the bottom plate up end, the bench is provided with the central reference column in the central location, the vertical setting of limit location dog, the quantity of screw rod is a plurality of and vertical setting, the screw rod is circumference array form setting for the axis of central reference column, the triangle compresses tightly the frame and is located the screw rod, the triangle compresses tightly and is provided with side groove and the central through-hole of stepping down on.
Furthermore, the central positioning table is in a convex table shape and is positioned in the middle of the upper end face of the bottom plate, and the central positioning column is vertically arranged and is coaxial with the central positioning table.
Furthermore, the number of the screws is three, and the height of the screws is higher than that of the top end face of the central positioning column.
Furthermore, the central through hole is positioned in the middle of the triangular pressing frame and is coaxial with the central positioning column.
Furthermore, the side abdicating grooves are arc-shaped grooves and are arranged in a circumferential array relative to the circle center of the central through hole.
The utility model has the advantages that: the utility model provides a firm clamping tool of ring flange, uses through the cooperation of bottom plate, central location platform, central reference column, limit location dog, screw rod and triangle pressure frame, can carry out the location clamping that stabilizes to the ring flange that needs carry out drilling operation, the integration supports the location, compresses tightly the location, the perforation location, the side is spacing and imbed the location, the restraint of fully guaranteeing the ring flange work piece avoids appearing the displacement in the course of working to guarantee the machining precision, reduce the disability rate of work piece.
Drawings
Fig. 1 is the utility model relates to a clamping tool's overall structure schematic diagram is stabilized to ring flange.
Fig. 2 is a schematic view of a part of the structure of the clamping jig for securing the flange.
In the figure: 1. a base plate; 2. a central positioning table; 3. a central positioning column; 4. a limit positioning stop block; 5. a screw; 6. a triangular positioning frame; 61. a side abdicating groove; 62. a central through hole; 7. and a nut.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention will be further described in detail with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the invention.
Referring to fig. 1 and 2, a flange plate stabilizing and clamping jig comprises a bottom plate 1, a central positioning table 2, an edge positioning stop 4, a screw 5 and a triangular pressing frame 6; the central positioning table 2, the side positioning stop block 4 and the screw 5 are all arranged on the upper end surface of the bottom plate 1, the central positioning table 2 is provided with a central positioning column 3, the central positioning table 2 and the central positioning column 3 are both used for performing embedded positioning on the inner side of a flange plate workpiece, the side positioning stop block 4 is vertically arranged, the side positioning stop block 4 is used for positioning the side edge of the flange plate workpiece, the screw rods 5 are vertically arranged, the screw rods 5 are arranged in a circumferential array relative to the axis of the central positioning column 3, the screw rods 5 penetrate through holes in the flange plate workpiece, the triangular pressing frame 6 is positioned on the screw rod 5, the triangular pressing frame 6 is used for pressing and positioning the flange plate workpiece, the triangular compression frame 6 is provided with a side abdicating groove 61 and a central through hole 62, the screw rod 5 is further provided with a nut 7, and the nut 7 is used for locking the triangular compression frame 6.
The central positioning table 2 is in a convex table shape and is positioned in the middle of the upper end face of the bottom plate 1, and the central positioning column 3 is vertically arranged and is coaxial with the central positioning table 2.
The number of the screws 5 is three, and the height of each screw 5 is higher than that of the top end face of the central positioning column 3.
The center through hole 62 is located the middle part of the triangle pressing frame 6, the center through hole 62 is coaxial with the center positioning column 3, and the center through hole 62 is used for yielding and avoiding interference when drilling is carried out on the top end face of the flange plate workpiece.
The side is stepped down groove 61 and is the arc shape recess, the side is stepped down groove 61 and is the circumference array form setting for the centre of a circle of central through-hole 62, the side is stepped down groove 61 and is used for playing the effect of stepping down, avoids taking place to interfere when drilling to the top edge of ring flange work piece.
The utility model discloses a theory of operation does: firstly, screwing off nuts 7 on three screws 5, taking off the triangular pressing frame 6, then putting a flange plate workpiece to be drilled into the triangular pressing frame, and enabling the bottom end surface of the flange plate workpiece to be in contact with the upper end surface of the bottom plate 1 to realize supporting and positioning; the central positioning table 2 is embedded into a groove at the bottom of the flange plate workpiece, and the central positioning column 3 is inserted into a through hole in the middle of the flange plate workpiece to form embedded positioning; the screw 5 penetrates through a through hole at the edge of the flange plate workpiece to form penetrating positioning; the side surface of the flange plate workpiece is tightly attached to the side surface of the positioning stop block 4 to form side surface limit; and then the triangular pressing frame 6 can be placed on the screw rod 5, and the three nuts 7 are screwed down, so that the triangular pressing frame 6 compresses and positions the flange plate workpiece, and thus, stable positioning of various constraints is realized.
The above examples are provided for further illustration of the present invention, but do not limit the present invention to these specific embodiments. Any modification, equivalent replacement, and improvement made within the spirit and principle of the present invention should be understood as being within the protection scope of the present invention.
Claims (5)
1. The utility model provides a firm clamping tool of ring flange which characterized in that: comprises a bottom plate (1), a central positioning table (2), an edge positioning stop block (4), a screw rod (5) and a triangular pressing frame (6); center point location platform (2), limit location dog (4) and screw rod (5) all set up at bottom plate (1) up end, be provided with central reference column (3) on center point location platform (2), limit location dog (4) vertical setting, the quantity of screw rod (5) is a plurality of and vertical setting, screw rod (5) are circumference array form setting for the axis of central reference column (3), triangle compresses tightly frame (6) and is located screw rod (5), the triangle compresses tightly and is provided with side groove of stepping down (61) and central through-hole (62) on frame (6), still be provided with nut (7) on screw rod (5).
2. The flange plate stabilizing and clamping jig of claim 1, characterized in that: the central positioning table (2) is in a protruding table shape and is positioned in the middle of the upper end face of the bottom plate (1), and the central positioning column (3) is vertically arranged and is coaxial with the central positioning table (2).
3. The flange plate stabilizing and clamping jig of claim 2, characterized in that: the number of the screws (5) is three, and the height of each screw (5) is higher than that of the top end face of the central positioning column (3).
4. The flange plate stabilizing and clamping jig of claim 3, characterized in that: the center through hole (62) is positioned in the middle of the triangular pressing frame (6), and the center through hole (62) is coaxial with the center positioning column (3).
5. The flange plate stabilizing and clamping jig of claim 4, characterized in that: the side abdicating groove (61) is an arc-shaped groove, and the side abdicating groove (61) is arranged in a circumferential array relative to the circle center of the central through hole (62).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020216386.0U CN211939185U (en) | 2020-02-27 | 2020-02-27 | Firm clamping tool of ring flange |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020216386.0U CN211939185U (en) | 2020-02-27 | 2020-02-27 | Firm clamping tool of ring flange |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211939185U true CN211939185U (en) | 2020-11-17 |
Family
ID=73195858
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020216386.0U Active CN211939185U (en) | 2020-02-27 | 2020-02-27 | Firm clamping tool of ring flange |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211939185U (en) |
-
2020
- 2020-02-27 CN CN202020216386.0U patent/CN211939185U/en active Active
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