CN219212308U

CN219212308U - Clamp tool based on flange hole clamping and positioning

Info

Publication number: CN219212308U
Application number: CN202223125310.5U
Authority: CN
Inventors: 徐振保
Original assignee: Suzhou Baolige Precision Machinery Co ltd
Current assignee: Suzhou Baolige Precision Machinery Co ltd
Priority date: 2022-11-24
Filing date: 2022-11-24
Publication date: 2023-06-20
Anticipated expiration: 2032-11-24

Abstract

The utility model relates to the technical field of flange processing, and discloses a fixture tool based on flange hole clamping and positioning. The utility model replaces the traditional clamping arm clamping and positioning mode, and through the matching combination of the winding mechanism and the clamp mechanism, the utility model not only has the function of clamping and positioning the flange outer disc, but also has the function of clamping and positioning the flange hole, and in the using process of the clamp tool, the clamping device is convenient for workers to flexibly replace chucks of different types by screwing and sleeving the fastening screw rod in the clamp mechanism with the screwing screw sleeve, so that the clamping device is suitable for flange discs of different types.

Description

Clamp tool based on flange hole clamping and positioning

Technical Field

The utility model relates to the technical field of flange machining, in particular to a clamp tool based on flange hole clamping and positioning.

Background

The flange is a part for connecting pipes, is used for connecting pipe ends, is also useful for connecting equipment inlets and outlets, is used for connecting two equipment, is characterized in that the flange connection or flange joint is formed by connecting the flange, a gasket and bolts to form a detachable connection of a group of combined sealing structures, holes are formed in the flange, the two flanges are tightly connected through the bolts, the number of the flange holes is mostly not lower than three, and in the flange production and processing process, when the flange needs to be clamped, moved and positioned, a fixture tool is generally adopted for mechanically displacing and positioning the flange.

However, most of the existing fixture tools for the flange are in clamping arm clamping and positioning modes, most of the fixture tools can only clamp and position the outer disc of the flange, the moving and mounting work of the flange is very easy to limit while the flexibility and the clamping performance are low, and in the flange clamping and positioning process, the clamping heads of the fixture tools are flexible and inconvenient to replace, and most of the fixture tools can only adapt to the flange of a single model. Therefore, a person skilled in the art provides a fixture tool based on flange hole clamping and positioning to solve the problems in the background art.

Disclosure of Invention

The utility model aims to provide a fixture tool based on flange hole clamping and positioning, so as to solve the problems in the background technology.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the fixture tool based on flange hole clamping and positioning comprises a fixture frame, wherein mounting supports are symmetrically arranged at the positions of the two ends of the upper side of the fixture frame, fixture mechanisms are symmetrically embedded in the outer side of the fixture frame, and a winding mechanism is embedded in the position of the middle of the upper side of the fixture frame;

the fixture mechanism comprises guide sleeves symmetrically embedded in the outer side of the tool frame, guide sliding grooves are symmetrically formed in the upper end and the lower end of each guide sleeve, guide sliding buckles are clamped in the inner sides of the guide sleeves through the guide sliding grooves, guide clamping columns are arranged in the middle of each guide sliding buckle, compression springs are sleeved on the inner sides of the guide sleeves, screw tightening sleeves are arranged at the bottom ends of the guide sliding buckles, fastening screws are screwed on the inner sides of the screw tightening sleeves, and clamping heads are arranged at the bottom ends of the fastening screws;

the winding mechanism comprises a rotating motor arranged at the middle position above the tool frame, a wire reel is arranged at the output end of the rotating motor, penetrates through the upper end face of the tool frame, a stretching cable is symmetrically wound on the inner side of the wire reel, and the wire reel is connected with the guide clamping column through the stretching cable.

As still further aspects of the utility model: guide rollers matched with a stretching cable are symmetrically arranged on the inner wall of the tool frame opposite to the position of the through hole of the guide sleeve, and the stretching cable is a stainless steel cable.

As still further aspects of the utility model: the external diameter of direction card post and the internal diameter looks adaptation of guide sleeve, and direction card post passes through compression spring and guide sleeve elasticity block.

As still further aspects of the utility model: the number of the clamp mechanisms is three, and the clamp mechanisms are arranged in star-delta symmetry relative to the circle center of the tool frame.

As still further aspects of the utility model: the inner side of the screwing-in screw sleeve is provided with inner thread teeth matched with the fastening screw rod, and the length of the thread teeth of the fastening screw rod is not less than 2cm.

As still further aspects of the utility model: the chuck is of a cylindrical structure, and an anti-slip tooth slot is formed in the outer side of the chuck.

Compared with the prior art, the utility model has the beneficial effects that:

the utility model replaces the traditional clamping arm clamping and positioning mode, through the matching combination of the winding mechanism and the clamp mechanism, the utility model not only has the function of clamping and positioning the flange outer disc, but also has the function of clamping and positioning the flange hole, thereby improving the flexible usability of the clamp work.

Drawings

FIG. 1 is a schematic structural diagram of a fixture tool based on flange hole clamping and positioning;

FIG. 2 is a schematic structural diagram of the inside of a fixture tool based on flange hole clamping and positioning;

fig. 3 is a schematic structural diagram of a fixture mechanism in a fixture tool based on flange hole clamping and positioning.

In the figure: 1. a tool rack; 2. a rotating electric machine; 3. a mounting support; 4. a guide sleeve; 5. a guide slide fastener; 6. a guide chute; 7. screwing the screw sleeve; 8. a chuck; 9. a wire reel; 10. a guide roller; 11. stretching the cable; 12. a compression spring; 13. a guide clamping column; 14. and (5) fastening a screw.

Detailed Description

Referring to fig. 1-3, in the embodiment of the utility model, a fixture tool based on flange hole clamping and positioning comprises a tool frame 1, mounting supports 3 are symmetrically arranged at the upper positions of two ends of the tool frame 1, fixture mechanisms are symmetrically embedded in the outer sides of the tool frame 1, each fixture mechanism comprises a guide sleeve 4 symmetrically embedded in the outer sides of the tool frame 1, guide sliding grooves 6 are symmetrically arranged at the upper and lower ends of each guide sleeve 4, guide sliding buckles 5 penetrate through the guide sliding grooves 6 at the inner sides of the guide sleeves 4, guide clamping columns 13 are arranged in the middle of each guide sliding buckle 5, compression springs 12 are sleeved at the inner sides of the guide sleeves 4, the outer diameters of the guide clamping columns 13 are matched with the inner diameters of the guide sleeves 4, the guide clamping columns 13 are elastically clamped with the guide sleeves 4 through the compression springs 12, the stretching cable 11 is in the rolling process, the guide clamping column 13 is pulled to symmetrically move in the guide sleeve 4, the clamping head 8 is driven to symmetrically move through the guide clamping of the guide sliding buckle 5 and the guide sliding groove 6, the clamping head 8 is enabled to be opposite to the upper portion of a flange hole of the flange plate, the mechanical arm stretches the clamping head 8 on the clamp tool into the flange hole, after the clamping head 8 stretches into the flange hole, the rotating motor 2 drives the stretching cable 11 to continuously roll, the clamping head 8 keeps moving trend, the flange is clamped and positioned, after the clamping positioning is finished, the rotating motor 2 works reversely, the wire winding shaft 9 is driven to reversely rotate, the stretching cable 11 is paid off, and then the guide clamping column 13 is reset to move under the reset support of the compression spring 12, so that the clamping head 8 releases the clamping positioning of the flange.

The bottom of the guide slide fastener 5 is provided with a screwing thread sleeve 7, the inner side of the screwing thread sleeve 7 is screwed with a fastening screw 14, the bottom of the fastening screw 14 is provided with a chuck 8, the number of the fixture mechanisms is three, the fixture mechanisms are arranged in a star-triangle symmetrical mode relative to the circle center of the tool frame 1, the inner side of the screwing thread sleeve 7 is provided with inner threads matched with the fastening screw 14, the length of the threads of the fastening screw 14 is not less than 2cm, the chuck 8 is of a cylindrical structure, the outer side of the chuck 8 is provided with an anti-skid tooth socket, and in the process of clamping a flange by using a fixture tool, the chuck 8 of different models can be flexibly replaced by workers through the screwing of the fastening screw 14 and the screwing thread sleeve 7, so that the fixture tool is suitable for flanges of different models.

The upper side of the tool frame 1 is provided with a winding mechanism in an embedded mode, the winding mechanism comprises a rotating motor 2 arranged at the middle position above the tool frame 1, the output end of the rotating motor 2 penetrates through the upper end face of the tool frame 1 and is provided with a wire winding shaft 9, a stretching wire 11 is symmetrically wound on the inner side of the wire winding shaft 9, the wire winding shaft 9 is connected with a guide clamping column 13 through the stretching wire 11, guide rollers 10 matched with the stretching wire 11 are symmetrically arranged at the position, opposite to the opening position of the guide sleeve 4, of the inner wall of the tool frame 1, the stretching wire 11 is a stainless steel cable, when a clamp tool is used for clamping and positioning a corresponding flange, a mounting support 3 on the clamping tool is connected with a mechanical arm, the clamping tool is moved to the position right above a flange plate through displacement of the mechanical arm, the rotating motor 2 works, the wire winding shaft 9 is driven to rotate, and the stretching wire 11 is wound through guide traction of the guide rollers 10.

The working principle of the utility model is as follows: when the fixture is used for clamping and positioning the corresponding flange, the mounting support 3 on the clamping fixture is connected with the mechanical arm, the clamping fixture is moved to the position right above the flange through the displacement of the mechanical arm, the rotating motor 2 works and drives the wire reel 9 to rotate, the guiding traction of the guiding roller 10 is used for winding the stretching wire 11, the stretching wire 11 is in the winding process, the guiding clamping column 13 is pulled to symmetrically move in the guiding sleeve 4, the synchronous guiding clamping columns 5 and the guiding sliding groove 6 are synchronously clamped through the guiding sliding buckle, the clamping head 8 is driven to symmetrically move, the clamping head 8 is made to face the upper side of the flange hole of the flange, the mechanical arm further stretches the clamping head 8 on the fixture into the flange hole, after the clamping head 8 stretches into the flange hole, the rotating motor 2 drives the stretching wire 11 to continuously wind, the clamping head 8 keeps trend of the clamping displacement, the flange is clamped and positioned, and after the flange is moved and processed, the rotating motor 2 works reversely and drives the wire reel 9 to reversely rotate, the stretching wire 11 is paid off, the guiding clamping column 13 is supported by the guiding clamping column 12 in the resetting support of the compression spring 12, the clamping head 8 can be further matched with the clamping head 8 in the clamping fixture in the different types, the clamping fixture is convenient to change the clamping fixture, and the clamping head can be matched with the clamping head 7 in the clamping fixture, and the clamping fixture can be conveniently replaced by screwing the clamping fixture, and the clamping fixture is not matched with the clamping fixture in the flange, and the clamping fixture is convenient to be matched with the clamping fixture in the type with the clamping fixture.

The foregoing description is only a preferred embodiment of the present utility model, but the scope of the present utility model is not limited thereto, and any person skilled in the art, who is within the scope of the present utility model, should make equivalent substitutions or modifications according to the technical solution of the present utility model and the inventive concept thereof, and should be covered by the scope of the present utility model.

Claims

1. The fixture tool based on flange hole clamping and positioning comprises a fixture frame (1), and is characterized in that mounting supports (3) are symmetrically arranged at the positions of two ends above the fixture frame (1), fixture mechanisms are symmetrically embedded in the outer sides of the fixture frame (1), and a winding mechanism is embedded in the position of the middle above the fixture frame (1);

the fixture mechanism comprises guide sleeves (4) which are symmetrically embedded in the outer side of the fixture frame (1), guide sliding grooves (6) are symmetrically formed in the upper end and the lower end of each guide sleeve (4), guide sliding buckles (5) are clamped through the guide sliding grooves (6) in the inner side of each guide sleeve (4), guide clamping columns (13) are arranged in the middle of each guide sliding buckle (5), compression springs (12) are sleeved on the inner sides of the guide sleeves (4), screw-fixing threaded sleeves (7) are arranged at the bottom ends of the guide sliding buckles (5), fastening screws (14) are screwed on the inner sides of the screw-fixing threaded sleeves (7), and clamping heads (8) are arranged at the bottom ends of the fastening screws (14);

the winding mechanism comprises a rotating motor (2) arranged at the middle position above the tool frame (1), a wire reel (9) is arranged at the output end of the rotating motor (2) penetrating through the upper end face of the tool frame (1), a stretching cable (11) is symmetrically wound on the inner side of the wire reel (9), and the wire reel (9) is connected with a guide clamping column (13) through the stretching cable (11).

2. The fixture tool based on flange hole clamping and positioning according to claim 1, wherein guide rollers (10) matched with a tensile cable (11) are symmetrically arranged at the position of the inner wall of the tool frame (1) right opposite to the through hole of the guide sleeve (4), and the tensile cable (11) is a stainless steel cable.

3. The fixture tool based on flange hole clamping and positioning according to claim 1, wherein the outer diameter of the guide clamping column (13) is matched with the inner diameter of the guide sleeve (4), and the guide clamping column (13) is elastically clamped with the guide sleeve (4) through the compression spring (12).

4. The fixture tool based on flange hole clamping and positioning according to claim 1, wherein the number of the fixture mechanisms is three, and the fixture mechanisms are arranged in star-delta symmetry relative to the circle center of the fixture frame (1).

5. The fixture tool based on flange hole clamping and positioning according to claim 1, wherein inner threads matched with a fastening screw (14) are arranged on the inner side of the screwing screw sleeve (7), and the length of the threads of the fastening screw (14) is not less than 2cm.

6. The fixture tool based on flange hole clamping and positioning according to claim 1, wherein the clamping head (8) is of a cylindrical structure, and an anti-slip tooth slot is formed in the outer side of the clamping head (8).