CN111515708B

CN111515708B - Assembly type machine tool capable of randomly adjusting installation position of carriage and assembly method thereof

Info

Publication number: CN111515708B
Application number: CN202010476075.2A
Authority: CN
Inventors: 朱武兵
Original assignee: Chongqing Yichi Machinery Co ltd
Current assignee: Chongqing Yichi Machinery Co ltd
Priority date: 2020-05-29
Filing date: 2020-05-29
Publication date: 2022-03-04
Anticipated expiration: 2040-05-29
Also published as: CN111515708A

Abstract

The invention discloses an assembly type machine tool capable of randomly adjusting the installation position of a carriage and an assembly method thereof, the machine tool comprises a machine tool body and the carriage detachably installed on the machine tool body, two rows of screw rods protruding upwards from the surface of the machine tool body are arranged at the position of the machine tool body corresponding to the carriage, the number of each row of screw rods is at least two, the carriage is provided with installation holes matched with the screw rods, each screw rod is provided with an upper locking nut and a lower positioning nut, and the upper locking nut and the lower positioning nut are respectively positioned at the upper side and the lower side of the carriage. The method comprises the following steps: the lower end of the screw rod is assembled and connected on the bed body; step two: screwing a lower positioning nut on the screw rod; step three: sleeving the mounting hole of the carriage on the corresponding screw rod; step four: adjusting the positions of the lower positioning nuts on the screw rod so as to adjust the mounting position of the carriage; step five: and tightening the upper locking nut to keep the carriage fixed. The beneficial effects are that: the processing difficulty and the manufacturing cost of the machine tool are reduced.

Description

Assembly type machine tool capable of randomly adjusting installation position of carriage and assembly method thereof

Technical Field

The invention relates to the technical field of machine tools, in particular to an assembly type machine tool with a carriage mounting position capable of being adjusted at will and an assembly method thereof.

Background

In the field of machining technology, there are many types of machine tools involved, such as a common milling machine, lathe, planer, boring machine, machining center, and the like. In any kind of machine tool, during assembly of the machine tool, the working plane for clamping the workpiece and the assembly plane connected with the spindle box are required to have extremely high flatness and position accuracy, such as: a horizontal workbench of the milling machine and a vertical assembly surface of a main spindle box.

In order to ensure the assembly requirements such as the flatness, the position precision and the like, in the prior art, a machine tool usually integrates a workbench for clamping a workpiece, an assembly plane connected with a spindle box and the like on a machine tool body directly, and the production method of the machine tool has the technical defects that: the processing difficulty is high and the manufacturing cost is high.

Disclosure of Invention

In view of this, the invention provides an assembly type machine tool capable of arbitrarily adjusting the installation position of a carriage, so as to overcome the technical defects of high processing difficulty and high manufacturing cost of the existing machine tool.

In order to achieve the purpose, the technical scheme of the invention is as follows:

the utility model provides a can adjust assembled lathe of planker mounted position wantonly which the key lies in: the lathe comprises a lathe body and a dragging plate which is detachably arranged on the lathe body, wherein at least 4 screw rods which are distributed along the circumferential direction of the dragging plate are arranged at the position of the lathe body, which corresponds to the dragging plate, the screw rods are fixed with the lathe body and protrude outwards along the direction vertical to the surface of the lathe body, mounting holes which are matched with the screw rods are arranged on the dragging plate, an upper locking nut and a lower positioning nut are arranged on each screw rod, and the upper locking nut and the lower positioning nut are respectively arranged at the upper side and the lower side of the dragging plate; the lathe bed is made of metal or concrete.

By adopting the structure, the carriage is a workbench of a machine tool, an assembly plane for installing a spindle box and the like, and the carriage can be adjusted to any required assembly position by adjusting the height position of the lower positioning nut on the screw rod, namely: when the machine tool is produced, the machine tool body can be manufactured at will, then the position precision of the workbench, the assembling plane for installing the spindle box and the like on the machine tool body can be ensured through assembling and adjusting, the processing difficulty of the machine tool is effectively reduced, and the manufacturing cost is also obviously reduced.

Preferably, the method comprises the following steps: the screw rod is a double-head screw rod, the lower end of the screw rod is assembled on the lathe bed through threads, the screw rod is also provided with a fixing nut in a matched mode, and the lower end of the fixing nut is abutted to the surface of the lathe bed. Adopt above-mentioned structure to fasten the screw rod on the lathe bed in advance.

Preferably, the method comprises the following steps: the lathe bed is provided with a first mounting plane and a second mounting plane which form an angle with each other, and the planker is assembled on the first mounting plane and the second mounting plane. By adopting the structure, the carriage on the first mounting plane can form a workbench of the machine tool, and the carriage on the second mounting plane can form an assembly plane of a main spindle box of the machine tool.

Preferably, the method comprises the following steps: and an included angle between the first mounting plane and the second mounting plane is an obtuse angle. By adopting the structure, the special-shaped processing machine tool can be provided.

Preferably, the method comprises the following steps: the two ends of the upper surface of the carriage are provided with sinking platforms, and the mounting holes are distributed on the sinking platforms. By adopting the structure, the assembly and the manufacture are convenient, and the interference of the upper end of the screw rod to other parts of the machine tool can be avoided.

Preferably, the method comprises the following steps: the first mounting plane is perpendicular to the second mounting plane. By adopting the structure, a standard machine tool, such as a vertical milling machine, a boring machine and the like, can be provided.

Preferably, the method comprises the following steps: and strip-shaped grooves are formed in two ends of the dragging plate assembled on the second mounting plane, and the mounting holes are distributed in the wall of each strip-shaped groove. By adopting the structure, the assembly and the manufacture are convenient, and the interference of the upper end of the screw rod to other parts of the machine tool can be avoided.

The invention also provides a machine tool assembling method, which aims to overcome the technical defect of high processing difficulty of the existing machine tool. In order to realize the purpose, the technical scheme of the invention comprises the following steps:

the method comprises the following steps: the lower end of the screw is assembled and connected on the bed body;

step two: screwing the lower positioning nut on the screw rod;

step three: sleeving the mounting hole of the carriage on the corresponding screw rod;

step four: adjusting the positions of the lower positioning nuts on the screw rod so as to adjust the mounting position of the carriage;

step five: and screwing the upper locking nut to keep the planker fixed.

By adopting the method, the lathe bed can be manufactured in various modes according to the main structure design during the production of the lathe, and then the position precision of the carriage on the lathe bed can be ensured through assembly and adjustment, namely the position precision of the workbench, an assembly plane for installing the spindle box and the like on the lathe bed is ensured, and the manufacturing and processing difficulty of the lathe is remarkably reduced.

Preferably, the method further comprises the following steps: and a material is filled between the lower surface of the carriage and the lathe bed. This can increase the shock resistance and fatigue resistance of the machine tool.

Preferably, the method comprises the following steps: and the first step further comprises the step of screwing the fixing nut on the screw rod, and enabling the lower end of the fixing nut to tightly abut against the lathe bed. By adopting the method, the screw rod is fastened on the lathe bed in advance, and the carriage can be more stably fixed by each screw rod and the upper locking nut.

Compared with the prior art, the invention has the beneficial effects that:

1. the processing difficulty and the manufacturing cost of the machine tool are effectively reduced.

2. The structure is simple, the assembly is easy to adjust, the device can be widely applied to various machining devices, can be assembled on main body structures made of different materials, and is not influenced by positions and environmental factors.

3. The assembly angle and position can be changed at will, and the market application prospect is good.

4. The lathe bed can be made of various metal or nonmetal materials, the screw can be arranged on the table top of the lathe bed which is not flat, and the carriage can be accurately and quickly adjusted to an ideal position only by finely adjusting the positioning nut by a wrench.

5. The machine tool has high shock resistance and fatigue resistance, long service life and can maintain or replace the carriage at any time.

Drawings

FIG. 1 is a schematic structural diagram of a profile machining tool;

fig. 2 is a schematic structural diagram of a standard machine tool.

Detailed Description

The present invention will be further described with reference to the following examples and the accompanying drawings.

As shown in fig. 1, the structure of the assembly type machine tool capable of arbitrarily adjusting the installation position of the carriage comprises a tool body 1 and a carriage 2, wherein the carriage 2 is detachably installed on the tool body 1, two rows of screws 3 protruding upwards from the surface of the tool body 1 are arranged at the position of the tool body 1 corresponding to the carriage 2, the number of each row of screws 3 is at least two, namely, the number of screws 3 required by each carriage 2 is at least four, the screws 3 are double-headed screws, the lower end of each screw is threadedly assembled on the tool body 1, a fixing nut 3c is arranged on each screw 3, and after the lower end of each double-headed screw is inserted into the tool body 1, the lower end of the fixing nut 3c is tightly abutted against the surface of the tool body 1. The carriage 2 is provided with mounting holes 2a corresponding to the screws 3, each screw 3 is provided with an upper locking nut 3a and a lower positioning nut 3b, and the upper locking nut 3a and the lower positioning nut 3b are respectively positioned at the upper side and the lower side of the carriage 2. In this embodiment, the carriage 2, i.e. the table of the machine tool, the assembly plane on which the spindle head is mounted, and other components, can be adjusted to any desired assembly position by adjusting the height position of the lower positioning nut 3b on the screw rod 3, that is: when the machine tool is produced, the machine tool body 1 can be manufactured at will, and then the position accuracy of the workbench, the assembly plane for mounting the spindle box and the like on the machine tool body 1 can be ensured only by adjusting the height of the lower positioning nut 3 b. Meanwhile, according to the assembly type machine tool with the structural form, the machine tool body 1 can be manufactured and molded by various metal or nonmetal materials, for example, the machine tool body is formed by casting metal materials or formed by pouring concrete, the processing and manufacturing difficulty and the manufacturing cost of the machine tool are effectively reduced, and the market application prospect is good.

The assembling method of the assembling type machine tool comprises the following steps:

the method comprises the following steps: the lower end of the screw rod 3 is assembled and connected on the lathe bed 1, then the fixing nut 3c is screwed on the screw rod 3, and the lower end of the fixing nut 3c is tightly propped against the lathe bed 1, so that the screw rod 3 is connected on the lathe bed 1 in a relatively fastening mode.

Step two: screwing a lower positioning nut 3b on the screw rod 3;

step three: the mounting hole 2a of the carriage 2 is sleeved on the corresponding screw 3;

step four: the position of each lower positioning nut 3b on the screw rod 3 is adjusted, so that the installation position of the carriage 2 is adjusted;

step five: screwing the upper locking nut 3a to keep the carriage 2 locked and fixed;

step six: and a filler is additionally arranged between the lower surface of the carriage 2 and the lathe bed 1 so as to increase the shock resistance and fatigue resistance of the lathe.

The fabricated machine tool can be applied to various machine tools for machining, such as lathes, milling machines, planing machines, boring machines, grinding machines and the like. The following description will be given by taking a profile machine tool and a standard machine tool as examples:

as shown in fig. 1, a first mounting plane 1a and a second mounting plane 1b are arranged on a lathe bed 1, plankers 2 are respectively assembled on the first mounting plane 1a and the second mounting plane 1b, and an included angle between the first mounting plane 1a and the second mounting plane 1b is an obtuse angle, wherein the planker 2 on the first mounting plane 1a can form a workbench of a special-shaped machining tool, and the planker 2 on the second mounting plane 1b can form an assembly plane of a spindle box of the special-shaped machining tool. For the convenience of assembly and manufacture and avoiding the interference of the upper end of the screw rod 3 with other parts of the machine tool, two ends of the upper surface of the carriage 2 are provided with sunken platforms 2b, and the mounting holes 2a are distributed on the sunken platforms 2 b.

As shown in fig. 2, the lathe bed 1 is provided with a first mounting plane 1a and a second mounting plane 1b, the first mounting plane 1a and the second mounting plane 1b are both provided with a carriage 2, and the first mounting plane 1a is perpendicular to the second mounting plane 1b, wherein the carriage 2 on the first mounting plane 1a can form a workbench of a standard machine tool, and the carriage 2 on the second mounting plane 1b can form an assembly plane of a spindle box of the standard machine tool. Further, in order to facilitate assembly and manufacture and avoid interference of the upper end of the screw rod 3 with other parts of the machine tool, the two ends of the carriage 2 assembled on the second mounting plane 1b are provided with strip-shaped grooves 2c, and the mounting holes 2a are distributed on the groove walls of the strip-shaped grooves 2 c.

Finally, it should be noted that the above-mentioned description is only a preferred embodiment of the present invention, and those skilled in the art can make various similar representations without departing from the spirit and scope of the present invention.

Claims

1. The utility model provides a but assembled lathe of random adjustment planker mounted position which characterized in that: the lathe comprises a lathe bed (1) and a carriage (2) detachably mounted on the lathe bed (1), wherein at least 4 screw rods (3) distributed along the circumferential direction of the carriage (2) are arranged at the position, corresponding to the carriage (2), of the lathe bed (1), the screw rods (3) are fixed with the lathe bed (1) and protrude outwards in the direction perpendicular to the surface of the lathe bed (1), mounting holes (2 a) matched with the screw rods (3) are formed in the carriage (2), each screw rod (3) is provided with an upper locking nut (3 a) and a lower positioning nut (3 b), and the upper locking nut (3 a) and the lower positioning nut (3 b) are respectively located on the upper side and the lower side of the carriage (2); the lathe bed (1) is made of metal or concrete; a filler is arranged between the lower surface of the carriage (2) and the lathe bed (1);

the lathe bed (1) is provided with a first mounting plane (1 a) and a second mounting plane (1 b) which form an angle with each other, and the planker (2) is assembled on the first mounting plane (1 a) and the second mounting plane (1 b);

the screw (3) is a double-head screw, the lower end of the screw is assembled on the lathe bed (1) in a threaded mode, a fixing nut (3 c) is further arranged on the screw (3) in a matched mode, and the lower end of the fixing nut (3 c) is abutted to the surface of the lathe bed (1).

2. The assembly type machine tool with the arbitrarily adjustable carriage mounting position according to claim 1, wherein: the included angle between the first installation plane (1 a) and the second installation plane (1 b) is an obtuse angle.

3. The assembly type machine tool with the arbitrarily adjustable carriage mounting position according to claim 2, wherein: two ends of the upper surface of the carriage (2) are provided with sinking platforms (2 b), and the mounting holes (2 a) are distributed on the sinking platforms (2 b).

4. The assembly type machine tool with the arbitrarily adjustable carriage mounting position according to claim 1, wherein: the first mounting plane (1 a) is perpendicular to the second mounting plane (1 b).

5. The assembly type machine tool with the arbitrarily adjustable carriage mounting position according to claim 4, wherein: two ends of the carriage (2) assembled on the second mounting plane (1 b) are provided with strip-shaped grooves (2 c), and the mounting holes (2 a) are distributed on the groove walls of the strip-shaped grooves (2 c).

6. A machine tool assembling method for assembling the assembly machine tool of any one of claims 1 to 5, characterized by comprising the steps of:

the method comprises the following steps: the lower end of the screw (3) is assembled and connected on the lathe bed (1);

step two: a lower positioning nut (3 b) is screwed on the screw rod (3);

step three: the mounting hole (2 a) of the carriage (2) is sleeved on the corresponding screw rod (3);

step four: the positions of the lower positioning nuts (3 b) on the screw rod (3) are adjusted, so that the installation position of the carriage (2) is adjusted;

step five: the upper lock nut (3 a) is screwed down to keep the carriage (2) fixed.

7. The machine tool assembling method according to claim 6, further comprising the steps of six: and filling filler between the lower surface of the carriage (2) and the lathe bed (1).

8. The machine tool assembling method according to claim 7, wherein: the first step further comprises the step of screwing the fixing nut (3 c) on the screw (3) and enabling the lower end of the fixing nut (3 c) to be tightly abutted against the lathe bed (1).