阅读说明：本技术 一种油缸缸底加工方法 (Oil cylinder bottom machining method ) 是由 彭博 于 2020-11-10 设计创作，主要内容包括：本发明公开了一种油缸缸底加工方法,其特征在于,包括车床、第一道夹具、第二道夹具、第三道夹具,其加工步骤如下：步骤一：将第一道夹具插入车床主轴上夹紧,将油缸缸底安装在第一道夹具上夹紧,利用第一道夹具对油缸缸底头部中心孔进行车削加工；步骤二：将第二道夹具插入车床主轴上夹紧,将油缸缸底安装在第二道夹具上夹紧,利用第二道夹具对油缸缸底头部两侧端面进行车削加工；步骤三：将第三道夹具插入车床主轴上夹紧,将油缸缸底安装在第三道夹具上夹紧,利用第三道夹具对油缸缸底尾部外圆及端面进行车削加工。本发明利用三道夹具在同一台车床上完成油缸缸底全部机加工,结构巧妙,提高了加工精度和效率。(The invention discloses a method for processing the bottom of an oil cylinder, which is characterized by comprising a lathe, a first clamp, a second clamp and a third clamp, wherein the processing steps are as follows: the method comprises the following steps: inserting a first clamp into a lathe spindle to clamp, installing the cylinder bottom of the oil cylinder on the first clamp to clamp, and turning a center hole at the head of the cylinder bottom of the oil cylinder by using the first clamp; step two: inserting a second clamp into the lathe spindle to clamp, installing the cylinder bottom of the oil cylinder on the second clamp to clamp, and turning the end surfaces of two sides of the head of the cylinder bottom of the oil cylinder by using the second clamp; step three: and inserting a third fixture into the lathe spindle to clamp, installing the cylinder bottom of the oil cylinder on the third fixture to clamp, and turning the outer circle and the end face of the tail part of the cylinder bottom of the oil cylinder by using the third fixture. The invention utilizes three clamps to complete the whole machining of the cylinder bottom of the oil cylinder on the same lathe, has ingenious structure and improves the machining precision and efficiency.)

1. The method for processing the cylinder bottom of the oil cylinder is characterized by comprising a lathe, a first clamp, a second clamp and a third clamp, and comprises the following processing steps:

the method comprises the following steps: inserting a first clamp into a lathe spindle to clamp, installing the cylinder bottom of the oil cylinder on the first clamp to clamp, and turning a center hole at the head of the cylinder bottom of the oil cylinder by using the first clamp;

step two: inserting a second clamp into the lathe spindle to clamp, installing the cylinder bottom of the oil cylinder on the second clamp to clamp, and turning the end surfaces of two sides of the head of the cylinder bottom of the oil cylinder by using the second clamp;

step three: and inserting a third fixture into the lathe spindle to clamp, installing the cylinder bottom of the oil cylinder on the third fixture to clamp, and turning the outer circle and the end face of the tail part of the cylinder bottom of the oil cylinder by using the third fixture.

2. The oil cylinder bottom processing method according to claim 1, wherein the first clamp comprises a first clamp handle, a first mounting plate, a first positioning sleeve, a first balancing block and a first fixing plate; the first mounting plate is mounted on the first clamping handle, the first positioning sleeve is mounted on the first mounting plate, the first positioning sleeve is of a cylindrical structure, an opening is formed in one side of the first positioning sleeve, a first locking bolt is mounted on the first positioning sleeve, a cylindrical hole is formed in the first positioning sleeve, the head of the bottom of the oil cylinder is placed in the cylindrical hole of the first positioning sleeve, and the periphery of the head of the bottom of the oil cylinder is locked and fixed through the first locking bolt; the first fixing plate is arranged on one side of the opening of the first positioning sleeve, a second locking bolt is arranged on the first fixing plate, and the second locking bolt locks the end surface of the tail part of the cylinder bottom of the oil cylinder; the first balance weight is arranged on one symmetrical side of the opening of the first positioning sleeve; the axis of the cylindrical hole of the first positioning sleeve is coaxial with the axis of the first clamping handle, the first balance block and the tail of the bottom of the oil cylinder are symmetrically arranged by taking the first positioning sleeve as the center, and the first balance block is used for enabling the first clamp at the bottom of the oil cylinder to be in dynamic balance.

3. The method for machining the bottom of the oil cylinder according to claim 1, wherein the second fixture comprises a second clamping handle, a second mounting plate, two second balance blocks and two second positioning plates, the second mounting plate is mounted on the second clamping handle, the two second balance blocks and the two second positioning plates are mounted on the second mounting plate, one end of the second clamping handle is of a conical structure, a tongue clamp is arranged at the other end of the second clamping handle, a tongue tip is mounted in the tongue clamp, the central hole in the 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 in the bottom of the oil cylinder, and the two second balance blocks and the two second positioning plates fix the periphery of the bottom of the oil cylinder.

4. The method for processing the bottom of the oil cylinder according to claim 3, wherein 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 bottom of the oil cylinder; the two second balance blocks are tangent with the periphery of the head part of the bottom of the oil cylinder to fix the periphery of the bottom of the oil cylinder, the two second positioning plates are positioned at two sides of the bottom of the oil cylinder, third locking bolts are respectively arranged on the two second positioning plates, and the third locking bolts are pressed against the two sides of the bottom of the oil cylinder to fix the periphery of the bottom of the oil cylinder; the axis of the central hole at the bottom of the oil cylinder is coaxial with the axis of the second clamping handle; and the two second balancing blocks are positioned on one side of the head part of the cylinder bottom of the oil cylinder and are used for balancing the power of the second clamp at the cylinder bottom of the oil cylinder.

5. The method for machining the bottom of the oil cylinder according to claim 1, wherein the third fixture comprises a third clamping handle, a third mounting plate, a third horizontal positioning plate, a third positioning column, a third pressing plate and a third balancing block, the third mounting plate is connected with the third clamping handle, the third horizontal positioning plate is connected with the third mounting plate, the third positioning column is connected with the third horizontal positioning plate, the third balancing block is connected with the third mounting plate, the third pressing plate is mounted on the third positioning column to press the bottom of the oil cylinder, the third horizontal positioning plate is perpendicular to the third positioning column, and the third positioning column is perpendicular to the axis of the third clamping handle.

6. The oil cylinder bottom processing method according to claim 5, characterized by comprising four positioning plates at two sides, wherein the four positioning plates at two sides are connected with a third horizontal positioning plate, the four positioning plates at two sides are vertical to the third horizontal positioning plate, and a third positioning column is positioned between the four positioning plates at two sides; fourth locking bolts for fixing the cylinder bottom of the oil cylinder are arranged on the fourth positioning plates on the two sides; the center hole of the bottom of the oil cylinder is sleeved on the third positioning column and is positioned and fixed through the third positioning column, the third horizontal positioning plate, the fourth positioning plates at two sides and the third pressing plate, and the bottom of the oil cylinder is fixed between the third positioning column and the third horizontal positioning plate through the third pressing plate; the bottom of the oil cylinder is coaxial with the third clamping handle, and the third balance block and the third horizontal positioning plate are symmetrically arranged by the axis of the third clamping handle.

Technical Field

The invention relates to the field of part processing, in particular to a method for processing a cylinder bottom of an oil cylinder.

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 head part and a tail part of the bottom of the oil cylinder, the periphery of the head part of the bottom of the oil cylinder is of a spherical structure, two end faces of the head part of the bottom of the oil cylinder are planes, a center hole is formed in the middle of the head part of the bottom of the oil cylinder, and the tail part of the bottom. 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 dimensional precision and the position precision are required to be ensured, so that the oil cylinder bottom machining method is urgently required to be researched and developed, all machining of the oil cylinder bottom is completed on the same lathe, and the oil cylinder bottom machining efficiency and the machining precision are improved.

Disclosure of Invention

In view of the above, the invention provides a method for machining a cylinder bottom of an oil cylinder, which is used for completing all machining of the cylinder bottom of the oil cylinder on the same lathe, so that the machining efficiency and the machining precision of the cylinder bottom of the oil cylinder are improved.

On one hand, the invention provides a method for processing the bottom of an oil cylinder, which comprises a lathe, a first clamp, a second clamp and a third clamp, and comprises the following processing steps:

the method comprises the following steps: inserting a first clamp into a lathe spindle to clamp, installing the cylinder bottom of the oil cylinder on the first clamp to clamp, and turning a center hole at the head of the cylinder bottom of the oil cylinder by using the first clamp;

step two: inserting a second clamp into the lathe spindle to clamp, installing the cylinder bottom of the oil cylinder on the second clamp to clamp, and turning the end surfaces of two sides of the head of the cylinder bottom of the oil cylinder by using the second clamp;

step three: and inserting a third fixture into the lathe spindle to clamp, installing the cylinder bottom of the oil cylinder on the third fixture to clamp, and turning the outer circle and the end face of the tail part of the cylinder bottom of the oil cylinder by using the third fixture.

Furthermore, the first clamp comprises a first clamp handle, a first mounting plate, a first positioning sleeve, a first balancing block and a first fixing plate; the first mounting plate is mounted on the first clamping handle, the first positioning sleeve is mounted on the first mounting plate, the first positioning sleeve is of a cylindrical structure, an opening is formed in one side of the first positioning sleeve, a first locking bolt is mounted on the first positioning sleeve, a cylindrical hole is formed in the first positioning sleeve, the head of the bottom of the oil cylinder is placed in the cylindrical hole of the first positioning sleeve, and the periphery of the head of the bottom of the oil cylinder is locked and fixed through the first locking bolt; the first fixing plate is arranged on one side of the opening of the first positioning sleeve, a second locking bolt is arranged on the first fixing plate, and the second locking bolt locks the end surface of the tail part of the cylinder bottom of the oil cylinder; the first balance weight is arranged on one symmetrical side of the opening of the first positioning sleeve; the axis of the cylindrical hole of the first positioning sleeve is coaxial with the axis of the first clamping handle, the first balance block and the tail of the bottom of the oil cylinder are symmetrically arranged by taking the first positioning sleeve as the center, and the first balance block is used for enabling the first clamp at the bottom of the oil cylinder to be in dynamic balance.

Furthermore, the second fixture comprises a second clamp handle, a second mounting plate, two second balance blocks and two second positioning plates, the second mounting plate is mounted on the second clamp handle, the two second balance blocks and the two second positioning plates are mounted on the second mounting plate, one end of the second clamp handle is of a conical structure, a tongue clamp is arranged at the other end of the second clamp handle, a tongue tip is mounted in the tongue clamp, a central hole in the 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 in the bottom of the oil cylinder, and the two second balance blocks and the two second positioning plates fix the periphery of the bottom of the oil cylinder.

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 cylinder bottom of the oil cylinder; the two second balance blocks are tangent with the periphery of the head part of the bottom of the oil cylinder to fix the periphery of the bottom of the oil cylinder, the two second positioning plates are positioned at two sides of the bottom of the oil cylinder, third locking bolts are respectively arranged on the two second positioning plates, and the third locking bolts are pressed against the two sides of the bottom of the oil cylinder to fix the periphery of the bottom of the oil cylinder; the axis of the central hole at the bottom of the oil cylinder is coaxial with the axis of the second clamping handle; and the two second balancing blocks are positioned on one side of the head part of the cylinder bottom of the oil cylinder and are used for balancing the power of the second clamp at the cylinder bottom of the oil cylinder.

Furthermore, the third fixture comprises a third clamping handle, a third mounting plate, a third horizontal positioning plate, a third positioning column, a third pressing plate and a third balancing block, the third mounting plate is connected with the third clamping handle, the third horizontal positioning plate is connected with the third mounting plate, the third positioning column is connected with the third horizontal positioning plate, the third balancing block is connected with the third mounting plate, the third pressing plate is mounted on the third positioning column and presses against the cylinder bottom of the oil cylinder, the third horizontal positioning plate is perpendicular to the third positioning column, and the third positioning block is perpendicular to the axis of the third clamping handle.

The positioning device further comprises fourth positioning plates on two sides, the fourth positioning plates on two sides are connected with a third horizontal positioning plate, the fourth positioning plates on two sides are vertical to the third horizontal positioning plate, and a third positioning column is positioned between the fourth positioning plates on two sides; fourth locking bolts for fixing the cylinder bottom of the oil cylinder are arranged on the fourth positioning plates on the two sides; the center hole of the bottom of the oil cylinder is sleeved on the third positioning column and is positioned and fixed through the third positioning column, the third horizontal positioning plate, the fourth positioning plates at two sides and the third pressing plate, and the bottom of the oil cylinder is fixed between the third positioning column and the third horizontal positioning plate through the third pressing plate; the bottom of the oil cylinder is coaxial with the third clamping handle, and the third balance block and the third horizontal positioning plate are symmetrically arranged by the axis of the third clamping handle.

Compared with the prior art, the oil cylinder bottom processing method has the beneficial effects that:

all machining of the cylinder bottom of the oil cylinder is completed on the same lathe by using three clamps, the structure is ingenious, and machining precision and efficiency are improved.

Drawings

The accompanying drawings, which are incorporated in and constitute a part of this specification, illustrate an embodiment of the invention and, together with the description, serve to explain the invention and not to limit the invention. In the drawings:

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

FIG. 2 is a side view of FIG. 1;

FIG. 3 is a schematic structural view of a second clamp at the bottom of the oil cylinder;

FIG. 4 is a side view of FIG. 3;

FIG. 5 is a schematic structural view of a third clamp at the bottom of the oil cylinder;

fig. 6 is a side view of fig. 5.

Detailed Description

It should be noted that 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 embodiments with reference to the attached drawings.

The invention provides a method for processing the bottom of an oil cylinder, which comprises a lathe, a first clamp, a second clamp and a third clamp, and comprises the following processing steps:

the method comprises the following steps: inserting a first clamp into a lathe spindle to clamp, installing the oil cylinder bottom 100 on the first clamp to clamp, and turning a center hole at the head of the oil cylinder bottom 100 by using the first clamp;

step two: inserting a second clamp into the lathe spindle to clamp, installing the oil cylinder bottom 100 on the second clamp to clamp, and turning the end surfaces of the two sides of the head of the oil cylinder bottom 100 by using the second clamp;

step three: and inserting a third fixture into the lathe spindle to clamp, installing the cylinder bottom 100 of the oil cylinder on the third fixture to clamp, and turning the outer circle and the end face of the tail part of the cylinder bottom 100 of the oil cylinder by using the third fixture.

As shown in fig. 1, the invention provides a first clamp for a cylinder bottom of an oil cylinder, which comprises a first clamp handle 1a, a first mounting plate 2a, a first positioning sleeve 3a, a first balance weight 5a and a first fixing plate 4 a; the first mounting plate 2a is mounted on the first clamp holder 1a, the first positioning sleeve 3a is mounted on the first mounting plate 2a, the first positioning sleeve 3a is of a cylindrical structure, an opening is formed in one side of the first positioning sleeve 3a, a first locking bolt 6a is mounted on the first positioning sleeve 3a, a cylindrical hole is formed in the first positioning sleeve 3a, the head of the cylinder bottom 100 is placed in the cylindrical hole of the first positioning sleeve 3a, and the periphery of the head of the cylinder bottom 100 is locked and fixed through the first locking bolt 6 a; the first fixing plate 4a is arranged on one side of the opening of the positioning sleeve 3, a second locking bolt 40 is arranged on the first fixing plate 4a, and the second locking bolt 40 locks and fixes the end surface of the tail part of the cylinder bottom 100 of the oil cylinder; the first weight 5a is installed at the symmetrical side of the opening of the first positioning sleeve 3 a.

As shown in fig. 2, the first locking bolts 6a include 5, and 5 first locking bolts 6a are uniformly arranged on the first positioning sleeve 3 a. A recess 50 is formed in the top of the first weight 5a, wherein a first locking bolt 6a is located in the recess 50. The axis of the cylindrical hole of the first positioning sleeve 3a is coaxial with the axis of the first clamping handle 1a, the first clamping handle 1a is of a conical structure, and the first clamping handle 1a is inserted into a lathe spindle to be clamped and fixed. The first balance block 5a and the tail part of the oil cylinder bottom 100 are symmetrically arranged by taking the first positioning sleeve 3a as a center, and the first balance block 5a is used for balancing the power of the first clamp at the oil cylinder bottom, so that the first clamp at the oil cylinder bottom is prevented from rotating at a high speed to generate vibration and influence the processing precision of the oil cylinder bottom 100.

In the first working procedure of the cylinder bottom of the oil cylinder, the first clamping handle 1a is inserted into a clamping device of a lathe spindle to be fixed, the head of the cylinder bottom 100 of the oil cylinder is placed into the first positioning sleeve 3a, and the periphery of the cylinder bottom 100 of the oil cylinder is locked and fixed through the first locking bolt 6a and the second locking bolt 40. The center hole of the cylinder bottom 100 of the oil cylinder is turned by a lathe. The processing efficiency and the processing precision of the cylinder bottom 100 of the oil cylinder are improved.

As shown in fig. 3, the invention provides a second clamp for a cylinder bottom of an oil cylinder, which comprises a second clamp holder 1b, a second mounting plate 2b, two second balance blocks 5b and two second positioning plates 7b, wherein the second mounting plate 2b is fixed on the second clamp holder 1b through bolts, the two second balance blocks 5b and the two second positioning plates 7b are mounted on the second mounting plate 2b, one end of the second clamp holder 1b is of a conical structure, the other end of the second clamp holder 1b is provided with a tongue clamp 3b, a tongue tip 4b is mounted in the tongue clamp 3b, a central hole of the cylinder bottom 100 of the oil cylinder is inserted into the tongue clamp 3b, the tongue clamp 3b is expanded by the tongue tip 4b to fix a central hole of the cylinder bottom 100 of the oil cylinder, and the two second balance blocks 5b and the two second positioning plates 7b fix the periphery of the cylinder bottom 100 of the oil cylinder. A tapered hole is formed in the tongue clamp 3b, the tongue tip 4b is a tapered wedge cone, and the wedge cone is matched with the tapered hole to expand the tongue clamp 3b to fix the central hole of the cylinder bottom 100 of the oil cylinder.

As shown in fig. 4, the two second balance blocks 5b are tangent to the periphery of the head of the cylinder bottom 100 to fix the periphery of the cylinder bottom 100, the two second positioning plates 7b are located at two sides of the cylinder bottom 100, the two second positioning plates 7b are respectively provided with third locking bolts 8b, and the third locking bolts 8b are pressed against two sides of the cylinder bottom 100 to fix the periphery of the cylinder bottom 100. The axis of the central hole of the cylinder bottom 100 of the oil cylinder is coaxial with the axis of the second clamping handle 1b, and the second clamping handle 1b is inserted into a clamping device of a lathe spindle to be fixed. The two second balancing blocks 5b are located on one side of the head of the cylinder bottom 100 of the oil cylinder and are used for balancing the power of the second clamp at the cylinder bottom of the oil cylinder and preventing the second clamp at the cylinder bottom of the oil cylinder from rotating at a high speed to generate vibration and influence the processing precision of the cylinder bottom 100 of the oil cylinder.

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

As shown in fig. 5, the present invention provides a third fixture for a cylinder bottom of an oil cylinder, which includes a third clamping handle 1c, a third mounting plate 2c, a third horizontal positioning plate 3c, a third positioning column 4c, a third pressing plate 8c, and a third balancing block 5c, where the third mounting plate 2c is connected to the third clamping handle 1c, the third horizontal positioning plate 3c is connected to the third mounting plate 2c, the third positioning column 4c is connected to the third horizontal positioning plate 3c, the third balancing block 5c is connected to the third mounting plate 2c, the third balancing block 5c is used to dynamically balance the third fixture for the cylinder bottom, the third pressing plate 8c is mounted on the third positioning column 4c to press the cylinder bottom 100, the third horizontal positioning plate 3c is perpendicular to the third positioning column 4c, and the third positioning block 4 is perpendicular to the axis of the third clamping handle 1 c. The cylinder bottom 100 of the oil cylinder is coaxial with the third clamping handle 1c, and the third balancing block 5c and the third horizontal positioning plate 3c are symmetrically arranged on the axis of the third clamping handle 1c, so that the third clamp at the cylinder bottom of the oil cylinder is in dynamic balance, and the third clamp at the cylinder bottom of the oil cylinder is prevented from rotating at high speed to generate vibration and influence the processing precision of the cylinder bottom 100 of the oil cylinder. The third clamp holder 1c is a conical structure, and the third clamp holder 1c is inserted into the lathe spindle to be clamped.

As shown in fig. 6, the positioning device comprises two side fourth positioning plates 6c, the two side fourth positioning plates 6c are connected with the third horizontal positioning plate 3c, the two side fourth positioning plates 6c are perpendicular to the third horizontal positioning plate 3c, and the third positioning column 4c is located between the two side fourth positioning plates 6 c. Fourth locking bolts 7c for fixing the cylinder bottom 100 are mounted on the fourth positioning plates 6c on both sides. The central hole of the cylinder bottom 100 of the oil cylinder is sleeved on the third positioning column 4c, and is positioned and fixed through the third positioning column 4c, the third horizontal positioning plate 3c, the fourth positioning plates 6c on two sides and the third pressing plate 8c, and the cylinder bottom 100 of the oil cylinder is fixed between the third positioning column 4c and the third horizontal positioning plate 3c through the third pressing plate 8 c.

In the third working procedure of the oil cylinder bottom 100, the third clamping handle 1c is inserted into a clamping device of a lathe spindle to be fixed, a central hole of the oil cylinder bottom 100 is sleeved on a third positioning column 4c, and the third positioning column 4c, a third horizontal positioning plate 3c, fourth positioning plates 6c on two sides and a third pressing plate 8c are used for positioning and fixing. The excircle and the end face of the tail part of the cylinder bottom 100 of the oil cylinder are turned, so that the processing efficiency and the processing precision of the cylinder bottom of the oil cylinder are improved.

The techniques not described above are common general knowledge of the skilled person. All numbers less than or greater than the stated ranges are inclusive. The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents, improvements and the like that fall within the spirit and principle of the present invention are intended to be included therein.