CN211192067U

CN211192067U - Convenient and fast axial tensioning device

Info

Publication number: CN211192067U
Application number: CN201922212882.9U
Authority: CN
Inventors: 赵宏伟
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-12-11
Filing date: 2019-12-11
Publication date: 2020-08-07
Anticipated expiration: 2029-12-11

Abstract

The utility model discloses a convenient and fast axial tensioning device, one end of a flange plate is integrally designed with a pull rod barrel, the end part of the pull rod barrel is fixedly connected with a sleeve seat through a screw, a pull cylinder rod is inserted in the pull rod barrel and the sleeve seat, the pull rod barrel is provided with a pull rod hole, a pull rod is arranged in the pull rod hole, the middle part of the pull rod is rotatably connected with the inner part of the pull rod hole through a pull rod pin, the lower end of the pull rod is hinged with the inner end of the pull cylinder rod through a middle rod, the upper end of the pull rod is hinged with a sliding block, the sliding block is provided with a nut and is rotatably connected, the sliding block is sleeved on a threaded rod, the threaded rod is in threaded connection with the nut, two ends of the threaded rod are fixedly arranged on the pull rod barrel, the upper end of the pull rod is connected with the inner part of the pull rod hole through a spring, the pull cylinder rod, the pull rod barrel does not touch external equipment in the rotating process, and the safety is high.

Description

Convenient and fast axial tensioning device

Technical Field

The utility model relates to an axial tension device specifically is a convenient and fast's axial tension device, belongs to processing cutter technical field.

Background

The elastic account sleeve type clamp needs to be axially tensioned, and an axial compression mode is usually adopted for a thin-wall sleeve type workpiece in order to prevent the thin-wall sleeve type workpiece from deforming, so that the axial tensioning or compression is a commonly used mode for clamping the workpiece. The existing mode of clamping the workpiece has a complex structure, and the tensioning structure is influenced by the structures of the workpiece and a machine tool, so that the convenient and fast axial tensioning device is provided.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a convenient and fast axial tension device for solving the problems.

The utility model realizes the above purpose by the following technical proposal that the convenient and fast axial tensioning device comprises a flange plate, a pull rod cylinder, a sleeve seat, a cylinder drawing rod, a middle rod, a threaded rod and a nut, wherein one end of the flange plate is arranged on a flange at the front end of a lathe spindle, the other end of the flange plate is integrally designed with the pull rod cylinder, the end part of the pull rod cylinder is fixedly connected with the sleeve seat through a screw, the pull rod cylinder and the sleeve seat are internally inserted with the pull rod, the pull rod cylinder is provided with a pull rod hole, the pull rod is arranged in the pull rod hole, the middle part of the pull rod is rotatably connected with the inner part of the pull rod hole through a pull rod pin, the lower end of the pull rod is hinged with the inner end of the cylinder drawing rod through the middle rod, the upper end of the pull rod is hinged with a sliding block, the nut is arranged on the sliding block and rotatably connected with the, the upper end of the pull rod is connected with the inside of the pull rod hole through a spring.

Preferably, the flange plate is provided with screw holes.

Preferably, a pull rod threaded hole is formed in the pull cylinder rod, and the workpiece is fixed on the pull cylinder rod through the pull rod threaded hole.

Preferably, the inner end of the pull cylinder rod is fixedly provided with a hinge block, the hinge block is hinged with one end of the middle rod, and the other end of the middle rod is hinged with the lower end of the pull rod.

Preferably, the side wall of the sleeve seat is provided with a counter bore.

Preferably, the pull rod hole is covered with a baffle plate, the baffle plate is provided with a baffle plate long groove, and a baffle plate screw penetrates into the baffle plate long groove to fix the baffle plate on the pull rod barrel.

The utility model has the advantages that: the utility model provides a convenient and fast's axial straining device through stirring the pull rod, stimulates the pull rod, locks the angle of pull rod through the screw thread, this device simple structure, adjusts the pull rod easily to adjusting device all inside a pull rod section of thick bamboo, can not touch external equipment at a pull rod section of thick bamboo rotation in-process, and the security is high.

Drawings

FIG. 1 is a schematic front view of the internal structure of the present invention;

FIG. 2 is a schematic structural view of the flange and the pull rod cylinder of the present invention;

fig. 3 is an enlarged view of fig. 1 at a.

In the figure: 1. the device comprises a flange plate, 2, screw holes, 3, a pull rod barrel, 4, a pull rod hole, 5, a sleeve seat, 6, a pull cylinder rod, 7, a pull rod threaded hole, 8, a hinge block, 9, a middle rod, 10, a pull rod, 11, a pull rod pin, 12, a spring, 13, a threaded rod, 14, a nut, 15, a sliding block, 16, a baffle, 17, a baffle screw, 18, a counter bore, 19 and a baffle long groove.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-3, a convenient and quick axial tension device comprises a flange 1, a draw-bar cylinder 3, a sleeve seat 5, a draw-bar 6, an intermediate rod 9, a threaded rod 13 and a nut 14.

The flange plate 1 is provided with a screw hole 2, one end of the flange plate 1 is arranged on a flange at the front end of a lathe spindle, the other end of the flange plate 1 is integrally designed with a pull rod cylinder 3, the end part of the pull rod cylinder 3 is fixedly connected with a sleeve seat 5 through a screw, and the side wall of the sleeve seat 5 is provided with a countersunk hole 18.

A pull cylinder rod 6 is inserted in the pull rod barrel 3 and the sleeve seat 5 in a penetrating manner, a pull rod hole 4 is formed in the pull rod barrel 3, a pull rod 10 is placed in the pull rod hole 4, the middle of the pull rod 10 is rotatably connected with the inside of the pull rod hole 4 through a pull rod pin 11, the lower end of the pull rod 10 is hinged with the inner end of the pull cylinder rod 6 through a middle rod 9, a hinge block 8 is fixedly mounted at the inner end of the pull cylinder rod 6, the hinge block 8 is hinged with one end of the middle rod 9, and the other end of the middle rod 9 is hinged with the lower. The upper end of the pull rod 10 is hinged to a sliding block 15, a nut 14 is installed on the sliding block 15 and is in rotating connection with the sliding block, the sliding block 15 is sleeved on a threaded rod 13, the threaded rod 13 is in threaded connection with the nut 14, two ends of the threaded rod 13 are fixedly installed on the pull rod barrel 3, the upper end of the pull rod 10 is connected with the inside of the pull rod hole 4 through a spring 12, and the pull rod 10 can be pulled back to the original position through the spring 12.

A pull rod threaded hole 7 is formed in the pull cylinder rod 6, and a workpiece is fixed on the pull cylinder rod 6 through the pull rod threaded hole 7.

The pull rod hole 4 is covered with a baffle plate 16, a baffle plate long groove 19 is arranged on the baffle plate 16, a baffle plate screw 17 penetrates into the baffle plate long groove 19 to fix the baffle plate 16 on the pull rod barrel 3, and the baffle plate 16 covers the inside of the pull rod hole 4.

The utility model discloses when using, insert the work piece in cover seat 5, and insert pull rod screw hole 7 in with the axial fixing of work piece at pull cylinder pole 6, rotate nut 14 with the spanner, remove nut 14 in the position of threaded rod 13, adjust the angle of pull rod 10, and then adjust the taut degree of pull cylinder pole 6, cover baffle 16 in pull rod hole 4 outside to it is fixed through baffle screw 17.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned. Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims

1. The utility model provides a convenient and fast's axial straining device, includes ring flange (1), pull rod section of thick bamboo (3), cover seat (5), draws jar pole (6), intermediate lever (9), threaded rod (13) and nut (14), its characterized in that: one end of the flange plate (1) is mounted on a flange at the front end of a lathe spindle, a pull rod barrel (3) is integrally designed at the other end of the flange plate (1), the end part of the pull rod barrel (3) is fixedly connected with a sleeve seat (5) through a screw, a pull rod (6) penetrates through the pull rod barrel (3) and the sleeve seat (5), a pull rod hole (4) is formed in the pull rod barrel (3), a pull rod (10) is placed in the pull rod hole (4), the middle part of the pull rod (10) is rotatably connected with the inner part of the pull rod hole (4) through a pull rod pin (11), the lower end of the pull rod (10) is hinged with the inner end of the pull rod (6) through an intermediate rod (9), the upper end of the pull rod (10) is hinged with a sliding block (15), a nut (14) is mounted on the sliding block (15) and rotatably connected with the sliding block (15) in a sleeved mode on a threaded rod (13), and the threaded rod (, the two ends of the threaded rod (13) are fixedly arranged on the pull rod barrel (3), and the upper end of the pull rod (10) is connected with the interior of the pull rod hole (4) through a spring (12).

2. A quick and easy axial tensioner as claimed in claim 1, wherein: the flange plate (1) is provided with screw holes (2).

3. A quick and easy axial tensioner as claimed in claim 1, wherein: the pull cylinder rod (6) is provided with a pull rod threaded hole (7), and a workpiece is fixed on the pull cylinder rod (6) through the pull rod threaded hole (7).

4. A quick and easy axial tensioner as claimed in claim 1 or 3, characterized in that: the inner fixed mounting of pull cylinder pole (6) has articulated piece (8), articulated piece (8) are articulated with intermediate lever (9) one end, the other end and pull rod (10) lower extreme of intermediate lever (9) are articulated.

5. A quick and easy axial tensioner as claimed in claim 1, wherein: the side wall of the sleeve seat (5) is provided with a counter bore (18).

6. A quick and easy axial tensioner as claimed in claim 1, wherein: the pull rod hole (4) is covered with a baffle plate (16), a baffle plate long groove (19) is formed in the baffle plate (16), and a baffle plate screw (17) penetrates through the baffle plate long groove (19) to fix the baffle plate (16) on the pull rod barrel (3).