CN218136694U

CN218136694U - Machine tool precision adjusting mechanism and machine tool thereof

Info

Publication number: CN218136694U
Application number: CN202222404346.0U
Authority: CN
Inventors: 陈波; 谭明
Original assignee: Individual
Current assignee: Individual
Priority date: 2022-09-09
Filing date: 2022-09-09
Publication date: 2022-12-27
Anticipated expiration: 2032-09-09

Abstract

A machine tool precision adjusting mechanism belongs to the technical field of machine tool machining and comprises a long machine tool body, wherein a sliding seat is arranged on the long machine tool body, a driving device for driving the sliding seat to slide on the long machine tool body in a reciprocating mode is further arranged on the long machine tool body, and a driving end of the driving device is in power connection with a screw rod; the sliding seat comprises a body, wherein the lower end surface of the body is fixedly provided with an installation part for sleeving the body on the screw rod in a threaded manner, the installation part comprises a threaded sleeve for sleeving the screw rod in a threaded manner, a connecting block is sleeved outside the threaded sleeve, one side of the connecting block is in bolted connection with an installation base with a U-shaped opening, the installation base and the position of the connecting block, which is connected through a bolt, are provided with waist-shaped holes, and the installation base is connected with the body; the utility model discloses simple structure is compact, changes into the built-up member that can dismantle through the installed part that should integrate into to the flexibility of reinforcing device, simultaneously, combines waist shape hole, so that in time adjust the problem of the actual machining precision that long bed machining error causes.

Description

Machine tool precision adjusting mechanism and machine tool thereof

Technical Field

The utility model belongs to the technical field of the lathe, in particular to lathe precision adjustment mechanism and lathe thereof.

Background

Machine tools are machines for manufacturing machines, also called machine tools or machine tools, and are conventionally called machine tools for short. Generally, the cutting machine is classified into a metal cutting machine, a forging machine, a woodworking machine, and the like. In modern machine manufacturing, a plurality of methods for machining mechanical parts comprise cutting machining, casting, forging, welding, stamping, extruding and the like, but all parts with higher precision requirements and thinner surface roughness requirements generally need to be finally machined by a cutting method on a machine tool. The machine tool plays an important role in the construction of national economy modernization.

The existing machine tool with the long lathe bed is low in machining precision in the actual use process, and the technical personnel find that the main reason is that when the long lathe bed is machined and produced, the machining precision problem caused by the fact that the installation hole for installing the screw rod needs to be machined has machining errors, so that the machining precision problem is caused when the long lathe bed is used subsequently.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a lathe precision adjustment mechanism and lathe thereof to solve the problem that proposes in the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme:

a machine tool precision adjusting mechanism comprises a long machine tool body, wherein a sliding seat is arranged on the long machine tool body, a driving device used for driving the sliding seat to slide on the long machine tool body in a reciprocating mode is further arranged on the long machine tool body, and a driving end of the driving device is connected with a screw rod in a power mode; the sliding seat comprises a body, the lower end face of the body is fixedly provided with a mounting part used for sleeving the body thread on the screw rod, the mounting part comprises a thread sleeve used for sleeving the screw rod, a connecting block is sleeved on the outer side of the thread sleeve, one side of the connecting block is connected with a U-shaped open-ended mounting base through a bolt, the mounting base is connected with a position which is connected through a bolt quickly, and a waist-shaped hole is formed in the mounting base and the body is connected.

Preferably, the body is provided with a plurality of fixing holes penetrating through the body from top to bottom in an array mode, and the mounting base penetrates through the corresponding fixing holes through bolts and is fixedly arranged on the body.

Preferably, the upper end surface of the long bed body is provided with a sliding groove, a step is arranged in the sliding groove, a sliding rail is paved on the upper end surface of the step, and the lower end surface of the sliding seat slides relative to the sliding rail.

Preferably, the sliding seat further comprises two sliding blocks respectively arranged on the lower end face of the body, and the two sliding blocks are connected to the corresponding sliding rails in a sliding mode.

Preferably, the sliding seat further comprises a mounting seat for mounting a workpiece, and the mounting seat is connected with the body.

Preferably, a balancing weight is further arranged on the mounting base.

Preferably, the driving device comprises a driving motor, a coupling is connected to the driving end of the driving motor in a power mode, a protection frame is sleeved on the outer side of the coupling, and the output end of the coupling is connected with one end of the screw rod.

The utility model also discloses a lathe, including the lathe bed, be equipped with on the lathe bed like any one in the above-mentioned scheme precision adjustment mechanism.

Adopt the beneficial effects of the utility model:

the utility model discloses simple structure is compact, changes into the built-up member that can dismantle through the installed part that should integrate into to the flexibility of reinforcing device, simultaneously, combines waist shape hole, so that in time adjust the problem of the actual machining precision that long bed machining error causes.

Drawings

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

FIG. 2 is a first schematic view of the partially assembled construction of the present invention;

FIG. 3 is a second schematic view of the partially assembled construction of the present invention;

fig. 4 is a third schematic view of the partially assembled structure of the present invention.

Detailed Description

The technical solutions in the embodiments of the present invention will be clear and fully described below with reference to the accompanying drawings in the embodiments of the present invention, and it is apparent that the described embodiments are only some embodiments of the present invention, not all embodiments.

The embodiment is as follows:

a machine tool precision adjusting mechanism shown in fig. 1 to 4 includes a long bed 1, and first, the length of the long bed 1 described in the present embodiment is specifically longer than that of a general machine tool, for example: the CK6140 type lathe has the x-axis feed amount of 3000mm, and the length of the long lathe body 1 in the implementation is at least not less than the x-axis feed amount of the CK6140 type lathe;

specifically, the long bed body 1 is provided with a sliding seat 2, the long bed body 1 is further provided with a driving device 4 for driving the sliding seat 2 to slide on the long bed body 1 in a reciprocating manner, the driving device 4 comprises a driving motor 40, the driving end of the driving motor 40 is in power connection with a coupling 410, the outer side of the coupling 410 is sleeved with a protection frame 41, and the output end of the coupling 410 is connected with one end of a screw rod 3;

in this embodiment, in an actual machining process of the long lathe bed 1, there is a machining error between two corresponding holes for mounting the screw rod 3, so that a phenomenon of locking or stopping can occur in a sliding process through the sliding seat 2 of the long lathe bed 1, the sliding seat 2 includes a body 20, a mounting part 23 for threadedly sleeving the body 20 on the screw rod 3 is fixedly arranged on a lower end surface of the body 20, the mounting part 23 includes a threaded sleeve 232 for threadedly sleeving the screw rod 3, a connecting block 231 is sleeved outside the threaded sleeve 232, a mounting base 230 with a U-shaped opening is bolted on one side of the connecting block 231, a waist 2300-shaped hole is formed in a position where the mounting base 230 and the connecting block 231 are connected by a bolt, and the mounting base 230 is connected with the body 20; the installation position of the installation part 23 can be adjusted by adopting the waist-shaped hole 2300, so that the problems existing in the actual machining process are solved, and the purpose of adjusting the precision is achieved.

Secondly, a plurality of fixing holes 200 penetrating the body 20 from top to bottom are formed in the body 20 in an array manner, and the mounting base 230 is fixedly arranged on the body 20 by penetrating through the corresponding fixing holes 200 through bolts, so as to be suitable for the use of the mounting pieces 23 with different dimensions.

In addition, in the actual use process, because the slide base 2 is additionally provided with the machined part 3 for machining, as to how the structure of the machined part 3 is, which is not specifically described herein, the machined part can be additionally installed according to the actual machining requirement, and after the machined part 3 is additionally installed, the overall weight and the center of gravity can be changed, therefore, the upper end surface of the long bed body 1 is provided with the sliding groove 13, the sliding groove 13 is internally provided with the step 11, the upper end surface of the step 11 is paved with the slide rail 12, and the lower end surface of the slide base 2 slides relative to the slide rail 12, specifically, the slide base 2 further comprises two slide blocks 21 respectively arranged on the lower end surface of the body 20, and the two slide blocks 21 are slidably connected to the corresponding slide rails 12.

The sliding seat 2 further comprises a mounting seat 22 for mounting a workpiece 5, and the mounting seat 22 is connected with the body 20.

Further, in order to change the position of the center of gravity for the practical use effect, a counterweight 24 is further provided on the mounting seat 22.

The precision adjusting mechanism described in this embodiment can be applied to a machine tool.

In the description of the present invention, it should be understood that the terms "center", "lateral", "up", "down", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc. indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, and are only for convenience of description and simplification of the description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention. Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless otherwise specified. Furthermore, the term "comprises" and any variations thereof is intended to cover non-exclusive inclusions.

The present invention has been described in terms of embodiments, and a number of variations and improvements can be made without departing from the present principles. It should be noted that all the technical solutions obtained by means of equivalent substitution or equivalent transformation fall within the protection scope of the present invention.

Claims

1. A machine tool precision adjusting mechanism comprises a long machine tool body (1), wherein a sliding seat (2) is arranged on the long machine tool body (1), a driving device (4) used for driving the sliding seat (2) to slide on the long machine tool body (1) in a reciprocating mode is further arranged on the long machine tool body (1), and a driving end of the driving device (4) is in power connection with a screw rod (3); the method is characterized in that: sliding seat (2) include body (20), the lower terminal surface of body (20) set firmly be used for with body (20) screw thread cup joint in installed part (23) on lead screw (3), installed part (23) including be used for the screw thread suit in thread bush (232) on lead screw (3), thread bush (232) outside cover is equipped with connecting block (231), one of them side bolted connection of connecting block (231) has a U type open-ended mounting base (230), mounting base (230) with waist shape hole (2300) have been seted up through bolted connection's position in connecting block (231) just mounting base (230) with body (20) are connected.

2. A machine tool accuracy adjustment mechanism as defined in claim 1, wherein: a plurality of fixing holes (200) penetrating through the body (20) from top to bottom are formed in the body (20) in an array mode, and the mounting base (230) penetrates through the corresponding fixing holes (200) through bolts to be fixedly arranged on the body (20).

3. A machine tool accuracy adjustment mechanism as defined in claim 1, wherein: the upper end face of the long bed body (1) is provided with a sliding groove (13), a step (11) is arranged in the sliding groove (13), a sliding rail (12) is paved on the upper end face of the step (11), and the lower end face of the sliding seat (2) slides relative to the sliding rail (12).

4. A machine tool accuracy adjustment mechanism as defined in claim 3, wherein: the sliding seat (2) further comprises two sliding blocks (21) which are respectively arranged on the lower end face of the body (20), and the two sliding blocks (21) are connected to the corresponding sliding rails (12) in a sliding mode.

5. A machine tool accuracy adjustment mechanism as defined in any one of claims 1-4, wherein: the sliding seat (2) further comprises a mounting seat (22) used for mounting a workpiece (5), and the mounting seat (22) is connected with the body (20).

6. A machine tool accuracy adjustment mechanism as defined in claim 5, wherein: and a balancing weight (24) is also arranged on the mounting seat (22).

7. A machine tool accuracy adjustment mechanism as defined in claim 6, wherein: drive arrangement (4) are including driving motor (40), the drive end power of driving motor (40) is connected with shaft coupling (410), the outside cover of shaft coupling (410) is equipped with protecting frame (41), the output of shaft coupling (410) with wherein one end of lead screw (3) is connected.

8. The utility model provides a lathe, includes lathe bed, its characterized in that: the lathe bed is provided with a precision adjusting mechanism according to any one of claims 1 to 7.