CN213828083U

CN213828083U - Second clamp for bottom of oil cylinder

Info

Publication number: CN213828083U
Application number: CN202022590874.0U
Authority: CN
Inventors: 彭博
Original assignee: Hunan Hongjin Machinery Co ltd
Current assignee: Hunan Hongjin Machinery Co ltd
Priority date: 2020-11-10
Filing date: 2020-11-10
Publication date: 2021-07-30
Anticipated expiration: 2030-11-10

Abstract

The utility model discloses an anchor clamps are said to hydro-cylinder bottom of cylinder second, including clamping handle, mounting panel, two balancing pieces, two locating plates, the mounting panel is installed on the clamping handle, and two balancing pieces and two locating plates are installed on the mounting panel, clamping handle one end toper structure, and the clamping handle other end is provided with the tongue and presss from both sides, installs the tongue point in the tongue presss from both sides, and in the work piece centre bore inserted the tongue and presss from both sides, the tongue point presss from both sides the expansion fixed work piece centre bore of tongue, and two balancing pieces and two locating plates fixed work piece are peripheral. The utility model is used for hydro-cylinder bottom of the cylinder work piece head facing (operation), the structure is ingenious, has improved machining precision and efficiency.

Description

Second clamp for bottom of oil cylinder

Technical Field

The utility model relates to a parts machining field, in particular to hydro-cylinder bottom second way anchor clamps.

Background

In the field of oil cylinder processing, the bottom of an oil cylinder is of a special-shaped structure, the bottom of the oil cylinder is composed of a workpiece head and a workpiece tail, the periphery of the workpiece head is of a spherical structure, two end faces of the workpiece head are planes, a center hole is formed in the middle of the workpiece head, and the workpiece tail is of a cylindrical structure. In the process of machining the cylinder bottom of the oil cylinder, multiple processes are needed to be carried out, the first process needs to carry out rough and fine boring machining on a center hole of the head of the cylinder bottom of the oil cylinder, the second process needs to carry out milling machining on the end face of the head of the cylinder bottom of the oil cylinder, and the third process needs to carry out turning machining on the excircle and the end face of the tail of the cylinder bottom of the oil cylinder. In the machining process, the machining size precision and the position precision need to be guaranteed, so that a machining clamp needs to be researched and developed urgently, and the machining efficiency and the machining precision of workpieces are improved.

SUMMERY OF THE UTILITY MODEL

In view of this, the utility model provides an hydro-cylinder bottom second way anchor clamps for hydro-cylinder bottom work piece head facing (operation) has improved work piece machining efficiency and machining precision.

On the one hand, the utility model provides an anchor clamps are said to hydro-cylinder bottom second, including clamp holder, mounting panel, two balancing pieces, two locating plates, the mounting panel is installed on the clamp holder, and two balancing pieces and two locating plates are installed on the mounting panel, clamp holder one end toper structure, and the clamp holder other end is provided with the tongue and presss from both sides, installs the tongue point in the tongue presss from both sides, and in the work piece centre bore inserted the tongue and presss from both sides, the tongue point presss from both sides the expansion fixed work piece centre bore of tongue, and two balancing pieces and two locating plates fixed work piece are peripheral.

Furthermore, a tapered hole is formed in the tongue clamp, the tongue tip is a tapered wedge cone, and the wedge cone is matched with the tapered hole to expand the tongue clamp to fix the central hole of the workpiece.

Furthermore, the two balance blocks are tangent to the periphery of the head of the workpiece to fix the periphery of the workpiece, the two positioning plates are positioned at two sides of the workpiece, locking bolts are respectively installed on the two positioning plates, and the locking bolts are pressed against the two sides of the workpiece to fix the periphery of the workpiece.

Furthermore, the axis of the workpiece center hole is coaxial with the axis of the clamp holder, and the clamp holder is connected with the lathe spindle clamping device.

Furthermore, the two balance blocks are positioned on one side of the head of the workpiece and used for enabling the second clamp at the bottom of the oil cylinder to be in dynamic balance.

The utility model discloses a second of hydro-cylinder bottom of a jar is said anchor clamps and is compared prior art beneficial effect and lie in:

in the second working procedure processing process of the cylinder bottom of the oil cylinder, the clamp handle is inserted into a clamping device of a lathe spindle to be fixed, a central hole of a workpiece at the cylinder bottom of the oil cylinder is inserted into the tongue clamp, the tongue clamp is expanded by the tongue tip to fix the central hole of the workpiece, and the two balance blocks and the two positioning plates fix the periphery of the workpiece. The processing efficiency and the processing precision of the workpiece are improved.

Drawings

The accompanying drawings, which form a part hereof, are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the invention without undue limitation. In the drawings:

FIG. 1 is a schematic view of a second clamp structure at the bottom of the oil cylinder;

fig. 2 is a side view of fig. 1.

Detailed Description

It should be noted that, in the present invention, the embodiments and features of the embodiments may be combined with each other without conflict. The present invention will be described in detail below with reference to the accompanying drawings in conjunction with embodiments.

As shown in fig. 1, the utility model provides an anchor clamps are said to hydro-cylinder bottom of cylinder second, including clamp holder 1, mounting panel 2, two balancing pieces 5, two locating plates 7 (as shown in fig. 2), mounting panel 2 passes through the bolt fastening on clamp holder 1, two balancing pieces 5 and two locating plates 7 are installed on mounting panel 2, 1 one end toper structure of clamp holder, the 1 other end of clamp holder is provided with tongue clamp 3, install tongue point 4 in tongue clamp 3, work piece 100 centre bore inserts in tongue clamp 3, tongue point 4 presss from both sides 3 expansion fixed work piece 100 centre bores with the tongue, two balancing pieces 5 and two locating plates 7 fixed work piece 100 outsides. A tapered hole is formed in the tongue clamp 3, the tongue tip 4 is a tapered wedge cone, and the wedge cone and the tapered hole are matched to expand the central hole of the tongue clamp 3 for fixing the workpiece 100.

As shown in fig. 2, the two balance weights 5 are tangent to the periphery of the head of the workpiece 100 to fix the periphery of the workpiece 100, the two positioning plates 7 are located at two sides of the workpiece 100, the two positioning plates 7 are respectively provided with locking bolts 8, and the locking bolts 8 are pressed against the periphery of the workpiece 100 to fix the periphery of the workpiece 100 at two sides of the workpiece 100. The axis of the central hole of the workpiece 100 is coaxial with the axis of the clamp holder 1, and the clamp holder 1 is inserted into a clamping device of a lathe spindle and fixed. The two balance blocks 5 are positioned on one side of the head of the workpiece 100 and are used for balancing the power of the second clamp at the bottom of the oil cylinder and preventing the second clamp at the bottom of the oil cylinder from rotating at high speed to generate vibration and influence the processing precision of the workpiece 100.

In the second working procedure processing process of the cylinder bottom of the oil cylinder, the clamp handle 1 is inserted into a clamping device of a lathe spindle to be fixed, a central hole of a workpiece 100 at the cylinder bottom of the oil cylinder is inserted into the tongue clamp 3, the tongue clamp 3 is expanded by the tongue tip 4 to fix the central hole of the workpiece 100, and two balance blocks 5 and two positioning plates 7 fix the periphery of the workpiece. And the lathe is started to turn the end surface of the head of the workpiece 100, so that the processing efficiency and the processing precision of the workpiece 100 are improved.

The techniques not described above are common general knowledge of the skilled person. Be less than or be greater than all including this number. The above description is only a preferred embodiment of the present invention, and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The second clamp is characterized by comprising a clamp holder, a mounting plate, two balance blocks and two positioning plates, wherein the mounting plate is mounted on the clamp holder, the two balance blocks and the two positioning plates are mounted on the mounting plate, one end of the clamp holder is of a conical structure, the other end of the clamp holder is provided with a tongue clamp, a tongue tip is mounted in the tongue clamp, a workpiece center hole is inserted into the tongue clamp, the tongue clamp is expanded by the tongue tip to fix the workpiece center hole, and the two balance blocks and the two positioning plates fix the periphery of the workpiece.

2. The second clamp at the bottom of the oil cylinder according to claim 1, wherein the tongue clamp is provided with a tapered hole therein, the tongue tip is a tapered wedge cone, and the wedge cone cooperates with the tapered hole to expand the tongue clamp to fix the central hole of the workpiece.

3. The second clamp for the bottom of the oil cylinder according to claim 2, wherein the two balance blocks are tangent to the periphery of the head of the workpiece to fix the periphery of the workpiece, the two positioning plates are positioned at two sides of the workpiece, the two positioning plates are respectively provided with locking bolts, and the locking bolts are pressed against the two sides of the workpiece to fix the periphery of the workpiece.

4. The second clamp for the cylinder bottom of the oil cylinder as claimed in claim 3, wherein the axis of the central hole of the workpiece is coaxial with the axis of the clamp holder, and the clamp holder is connected with a lathe spindle clamping device.

5. The second clamp for the cylinder bottom of the oil cylinder as claimed in claim 4, wherein the two balance weights are located at one side of the head of the workpiece for dynamically balancing the second clamp for the cylinder bottom.