CN210188512U

CN210188512U - Ram component of machine tool

Info

Publication number: CN210188512U
Application number: CN201920796767.8U
Authority: CN
Inventors: Yong Tan; 谭勇; Xiangdong Meng; 孟祥东; Huinan Su; 苏辉南
Original assignee: Shanghai Nozoli Machine Tools Technology Co Ltd
Current assignee: Shanghai Nozoli Machine Tools Technology Co Ltd
Priority date: 2019-05-30
Filing date: 2019-05-30
Publication date: 2020-03-27
Anticipated expiration: 2029-05-30

Abstract

The utility model provides a machine tool ram component in the field of machine tool manufacturing, which comprises a linear rail, a nitrogen balancing cylinder, a sliding seat, five spindle heads and a ram; the linear rails are connected to two sides of the ram, and the sliding seat moves up and down in the vertical direction of the ram through the linear rails; the cylinder body of nitrogen gas balance cylinder connect in on the slide, the one end of nitrogen gas balance cylinder with the ram is connected, the ram lower extreme is connected five spindle nose. The utility model discloses a balanced ram weight of reaction force of nitrogen gas alleviates servo motor's driving pressure, strengthens the stability of lathe bed, increases the motor life-span.

Description

Ram component of machine tool

Technical Field

The utility model relates to a machine tool manufacturing field specifically relates to a machine tool ram subassembly.

Background

The methods for machining machine parts in modern machine manufacturing are numerous: in addition to cutting, casting, forging, welding, pressing, extruding, etc., however, in general, a part requiring high precision and fine surface roughness is finished by cutting on a machine tool.

The index for evaluating the technical performance of the machine tool can be finally summarized into the machining precision and the production efficiency. The machining accuracy includes the dimensional accuracy, shape accuracy, positional accuracy, surface quality of the workpiece to be machined, and the accuracy retainability of the machine tool. The production efficiency relates to the cutting and machining time and the assistance time, as well as the degree of automation and the operational reliability of the machine tool. These criteria depend on the one hand on the static characteristics of the machine tool, such as static geometric accuracy and rigidity; on the other hand, the dynamic characteristics of the machine tool, such as motion precision, dynamic stiffness, thermal deformation, noise and the like, have a larger relation.

The dynamic characteristics of the machine tool are greatly related to the structural arrangement of each device of the machine tool, and the problems that the balance problem, the arrangement of more pipelines and control switches, the running, the falling, the dripping and the leakage in the operation process of equipment and the like which face the current situation can be solved by how the spindle head and the ram are configured are not to be solved urgently.

Through the search of the prior art, the invention name of the Chinese invention patent CN90104652.3 is a machine tool main shaft structure, and the main characteristics are as follows: the matching surface of the machine head is designed to be a downward 45-degree inclined surface; the middle input surface of the auxiliary section and the matching surface of the ram have a difference angle of 45 degrees; the output section is vertical to the intermediate output surface of the auxiliary section and can rotate for 360 degrees, so that the main shaft can be adjusted and fixed in the front, back, left, right, up and down directions or any angle between the front, back, left, right, up and down directions; and a horizontal cutter bar shaft hole is further arranged below the machine body matched with the ram so as to be used for arranging and driving the horizontal cutter bar together when the six-face directional universal main shaft points inwards (backwards). The structure is complex, the manufacturing process is complicated, and the problems of stress balance and regular processing of pipeline devices cannot be well solved.

SUMMERY OF THE UTILITY MODEL

To the defect among the prior art, the utility model aims at providing a lathe ram subassembly.

The utility model provides a ram component of a machine tool, which comprises a linear rail, a nitrogen balance cylinder, a slide seat, five shaft heads and a ram;

the linear rails are connected to two sides of the ram, and the sliding seat moves up and down in the vertical direction of the ram through the linear rails;

the cylinder body of nitrogen gas balance cylinder connect in on the slide, the one end of nitrogen gas balance cylinder with the ram is connected, the ram lower extreme is connected five spindle nose.

In some embodiments, a wire casing is connected to the top of the ram, and the wire casing is connected to the ram through a clamping or a hoop.

In some embodiments, the two sides of the sliding seat are connected with protective covers, and protruding edges of the protective covers are subjected to smoothing treatment.

In some embodiments, an oil box is arranged at the bottom of the wire rail, and the oil box is connected with the ram.

In some embodiments, the edge of the oil box is higher than the plane of the top cover of the oil box, and a filter screen or sponge is arranged on the top cover of the oil box.

In some embodiments, a ram shield is disposed outside the ram, and the ram shield is made of an alloy material or a polymer material.

Compared with the prior art, the utility model discloses following beneficial effect has:

1. the utility model discloses an optimal design of oil box can satisfy the demand that connects the oil of water clock greatly, can prevent again that the oil mass in the oil box from outside the oil box because of vibrations spill when more.

2. The utility model discloses a setting of wire casing can make equipment such as solenoid valve, flow valve, pressure switch centralization place, when practicing thrift the space, conveniently maintain and change.

3. The utility model discloses a balanced ram weight is joined in marriage to the reaction force of nitrogen gas, alleviates servo motor's driving pressure, and the stability of reinforcing lathe bed increases motor life.

Drawings

Other features, objects and advantages of the invention will become more apparent upon reading of the detailed description of non-limiting embodiments with reference to the following drawings:

fig. 1 is a schematic structural diagram of the ram assembly of the machine tool of the present invention.

Detailed Description

The present invention will be described in detail with reference to the following embodiments. The following examples will assist those skilled in the art in further understanding the present invention, but are not intended to limit the invention in any way. It should be noted that various changes and modifications can be made by one skilled in the art without departing from the spirit of the invention. These all belong to the protection scope of the present invention.

As shown in fig. 1, the utility model provides a ram component of machine tool, comprising a five-shaft head 7, a ram 8, a slide seat 4, a nitrogen balancing cylinder 3 and a linear rail 2;

line rail 2 connect in 8 both sides of ram, slide 4 passes through line rail 2 is in 8 vertical direction on the ram reciprocates, the cylinder body of nitrogen gas balance cylinder 3 connect in on the slide 4, the one end of nitrogen gas balance cylinder 3 with ram 8 is connected, ram 8 lower extreme is connected five spindle nose 7.

The linear rails 2 are arranged on two sides of the ram 8 to provide a track for the sliding seat 4 to move up and down, and the linear rails 2 are arranged on two sides of the ram 8 to ensure the stability of the sliding seat 4 during moving up and down. Fix the cylinder body of nitrogen gas balance cylinder 3 on slide 4, the other end is fixed on ram 8, through the weight of the counter force balance ram 8 of nitrogen gas, alleviate servo motor's driving pressure, the stability of reinforcing lathe bed increases motor life.

The top of the ram 8 is connected with a wire casing 1, and the wire casing 1 is connected with the ram 8 through a clamping connection or a hoop. The wire casing 1 is used for placing electromagnetic valves, flow valves, pressure switches and the like required by equipment, the equipment is placed in a centralized mode, the space can be saved, and meanwhile maintenance and replacement are convenient. The bottom of the connecting wire slot 1 is provided with a clamping slot or a bulge, the top of the ram 8 is provided with a bulge or a clamping slot which are matched, and the two are movably connected and convenient to detach. The wire casing 1 can be the shape such as cube, cylinder, and when the wire casing 1 was the cube, its edge carries out smooth and smooth transition and handles, prevents that the workman from producing the injury because of bumping when operation or maintenance.

The two sides of the sliding seat 4 are connected with protective covers, and the protruding edges of the protective covers are subjected to smooth processing. And the right balance cylinder shield 5 and the left balance cylinder shield 9 positioned at two sides of the sliding seat 4 provide clean protection for the line rail 2 and the nitrogen balance cylinder 3, so that the faults caused by pollution are avoided. And the protruding edge of the protective cover is subjected to smooth transition treatment, so that the damage to a worker caused by collision during operation is reduced.

And an oil box 6 is arranged at the bottom of the linear rail 2, and the oil box 6 is connected with the ram 8. The oil box 6 is used for containing lubricating oil on the wiring rail 2, and the lubricating oil is prevented from permeating the five-shaft head 7 to influence the operation of the five-shaft head. The oil box 6 can be fixed on the ram 8 through bolts, screws and the like, and the oil box 6 is preferably movably connected on the ram 8 in a clamping or hoop mode, so that the oil box is convenient to take.

The edge of the oil box 6 is higher than the plane of the top cover, and a filter screen or sponge is arranged on the top cover of the oil box 6. The oil box 6 is equipped with the top cap, sets up the hydraulic fluid port that connects that the radius is greater than linear rail 2 simultaneously under linear rail 2, and further, with the edge of 6 top caps of oil box higher than its top cap by a take the altitude, place a filter screen or sponge at the hydraulic fluid port that connects of oil box 6 simultaneously, the height of filter screen or sponge is less than or equal to the edge all around of oil box 6. The filter screen or the sponge can play a role in filtering and can prevent the oil in the oil box 6 from splashing out of the oil box due to vibration when the oil quantity is more.

A ram guard 10 is arranged outside the ram 8, and the ram guard 10 is made of alloy materials or high polymer materials. The ram guard 10 is mounted on the ram 8, and not only has a good protection effect on the ram 8, but also has an appearance decoration effect. The ram guard 10 is made of alloy materials such as aluminum alloy or polymer plastic materials, so that the overall weight of the equipment can be effectively reduced.

In summary, the oil box can meet the requirement of containing leaked oil through the optimized design of the oil box, and can prevent the oil in the oil box from splashing out of the oil box due to vibration when the oil quantity is large; the utility model can centralize the devices such as the electromagnetic valve, the flow valve, the pressure switch and the like by arranging the thread groove, thereby saving space and facilitating maintenance and replacement; the utility model discloses a balanced ram weight is joined in marriage to the reaction force of nitrogen gas, alleviates servo motor's driving pressure, and the stability of reinforcing lathe bed increases motor life.

In the description of the present application, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience in describing the present application and simplifying the description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present application.

Claims

1. A machine tool ram component is characterized by comprising a linear rail (2), a nitrogen balancing cylinder (3), a sliding seat (4), five shaft heads (7) and a ram (8);

the linear rails (2) are connected to two sides of the ram (8), and the sliding seat (4) moves up and down in the vertical direction of the ram (8) through the linear rails (2);

the cylinder body of nitrogen gas balance cylinder (3) connect in on slide (4), the one end of nitrogen gas balance cylinder (3) with ram (8) are connected, ram (8) lower extreme is connected five spindle nose (7).

2. The machine tool ram assembly according to claim 1, characterized in that a wire duct (1) is connected to the top of the ram (8), and the wire duct (1) is connected to the ram (8) by a snap joint or a hoop.

3. Machine tool ram assembly according to claim 1, characterised in that on both sides of the slide (4) there are connected guards, the protruding edges of which are rounded.

4. The ram assembly of a machine tool according to claim 1, characterized in that an oil box (6) is arranged at the bottom of the linear rail (2), and the oil box (6) is connected with the ram (8).

5. The ram assembly of a machine tool according to claim 4, characterized in that the edge of the oil box (6) is higher than the plane of the top cover thereof, and a filter screen or a sponge is arranged on the top cover of the oil box (6).

6. The ram assembly of the machine tool according to claim 1, characterized in that a ram shield (10) is arranged outside the ram (8), and the ram shield (10) is made of an alloy material or a polymer material.

7. A machine tool ram component is characterized by comprising a linear rail (2), a nitrogen balancing cylinder (3), a sliding seat (4), five shaft heads (7) and a ram (8); the linear rails (2) are connected to two sides of the ram (8), and the sliding seat (4) moves up and down in the vertical direction of the ram (8) through the linear rails (2); the cylinder body of the nitrogen balancing cylinder (3) is connected to the sliding seat (4), one end of the nitrogen balancing cylinder (3) is connected with the ram (8), and the lower end of the ram (8) is connected with the five-shaft head (7);

the top of the ram (8) is connected with a wire casing (1), and the wire casing (1) is connected with the ram (8) through clamping or a hoop; protective covers are connected to two sides of the sliding seat (4), and protruding edges of the protective covers are subjected to smoothing treatment;

an oil box (6) is arranged at the bottom of the linear rail (2), and the oil box (6) is connected with the ram (8);

the edge of the oil box (6) is higher than the plane of a top cover of the oil box, and a filter screen or sponge is arranged on the top cover of the oil box (6);

a ram guard (10) is arranged outside the ram (8), and the ram guard (10) is made of alloy materials or high polymer materials.