CN214024981U

CN214024981U - Grinding point jig for assembling machine tool stand column

Info

Publication number: CN214024981U
Application number: CN202022950029.XU
Authority: CN
Inventors: 余保彭; 代永飞
Original assignee: Yibin Chuangshi Machinery Co ltd
Current assignee: Yibin Chuangshi Machinery Co ltd
Priority date: 2020-12-11
Filing date: 2020-12-11
Publication date: 2021-08-24
Anticipated expiration: 2030-12-11

Abstract

The utility model provides a grind some tool for assembly of lathe stand, including the fixed plate that is used for the fixed connection stand to and articulate the rocker on the fixed plate. The fixed plate outwards extends out two articulated arms, the rocker is articulated between the two articulated arms through an articulated shaft, the upper segment of the rocker is used for exerting pulling force, and the lower segment is used for abutting against the lathe bed. The design of the grinding point jig utilizes the lever principle to realize easy grinding point operation, improve the working efficiency and reduce the labor cost, and the grinding point jig can realize one-to-one real-matching grinding of the machine tool upright post and the machine tool body, thereby ensuring the assembly precision.

Description

Grinding point jig for assembling machine tool stand column

Technical Field

The utility model relates to a digit control machine tool technical field specifically is a grind some tool for assembly of lathe stand.

Background

The machine tool body is assembled with the upright column, the joint surfaces of the two parts are usually required to be assembled by scraping, the grinding points are required to be actually assembled by the upright column and the machine tool body, the upright column is usually pushed and pulled by an assembler to enable the two joint surfaces of the upright column and the machine tool body to be actually ground, the upright column body of the larger machine tool is large in size and heavy in weight, pushing and pulling are very difficult to carry out only by manpower, time and labor are consumed, the assembling is carried out after grinding, scraping and assembling are carried out only by selecting a grinding tool, and the accuracy is difficult to guarantee.

Disclosure of Invention

Therefore, the grinding point jig which can ensure the assembling precision of the stand column and the lathe bed and can realize the light grinding point function is needed to be provided.

A grinding point jig for assembling a machine tool stand column comprises a stand column and a machine tool body, and comprises a fixing plate and a rocker, wherein the fixing plate is used for fixedly connecting the stand column, and the rocker is hinged to the fixing plate;

two articulated arms extend outwards from the fixing plate;

the rocker is hinged between the two hinged arms through a hinged shaft;

the upper section of the rocker is used for applying a pulling force, and the lower section of the rocker is used for abutting against the lathe bed.

In one embodiment, the rocker comprises a force application rod, a support rod and a support block, the action point of the rocker abutting against the bed body is the support block, one end of the support rod is vertically connected with the force application rod, and the other end of the support rod is connected with the support block.

In one embodiment, the point of interest tool is symmetrically positioned about a midline between the two articulated arms.

In one embodiment, the articulated shafts are rocker screws, the force application rod is provided with a round hole which vertically penetrates through the force application rod, the rocker screws penetrate into the round hole to articulate the force application rod with the two articulated arms, and the contact surface of the rocker screws and the round hole of the force application rod is a smooth curved surface.

In one embodiment, the fixing plate is provided with a screw hole for connecting with the upright post through a screw thread.

In one embodiment, a rectangular opening is formed between the two screw holes, so that raw materials are reduced, and the mounting of the grinding point jig on the upright post is facilitated.

In one embodiment, the force application rod of the rocker may be connected to a sleeve to lengthen the power arm.

Through the technical scheme, the beneficial effects of the utility model are that:

the design of the grinding point jig utilizes the lever principle, realizes easy grinding point operation under the condition of simple structure, improves the working efficiency, reduces the labor cost, can easily realize one-to-one real-matching grinding of the machine tool upright post and the machine tool body by utilizing the grinding point jig, and ensures the assembly precision.

Drawings

Fig. 1 is a schematic overall structure diagram of an embodiment of the present invention;

fig. 2 is a schematic view of the overall structure of the machine tool applicable to the present invention;

FIG. 3 is a partial view of FIG. 2;

the figure includes: a fixing plate 10; an articulated arm 11; a rocker 20; an urging rod 21; a support rod 22; a support block 23; a rocker screw 30; a rocker nut 40; a column locking screw 50; a rectangular opening 60, a bed 70; a post 80.

Detailed Description

The technical solution of the present invention will be clear and fully described with reference to the accompanying drawings in the embodiments of the present invention.

It should be noted that all the directional indicators (such as upper, lower, left, right, front and rear … …) in the embodiments of the present invention are only used to explain the relative position relationship between the components, the motion situation, etc. in a specific posture (as shown in the drawings), and if the specific posture is changed, the directional indicator is changed accordingly.

The machine tool body 70 is usually provided with a column base for assembling with the column 80, the upper surface of the base is combined with the lower surface of the column 80, two combining surfaces need to be ground to ensure the assembling precision, and the grinding point needs to be matched with the column base on the machine tool body 70 by the column 80. A grinding point jig is provided to realize easy grinding point operation.

As shown in FIG. 1, the grinding point fixture for assembling the column of the machine tool comprises a fixed plate 10 for fixedly connecting the column 80 and a rocker 20 hinged on the fixed plate 10. The fixed plate 10 extends outwardly to form two hinge arms 11, the rocker 20 is hinged between the two hinge arms 11 through a hinge shaft, an upper section of the rocker 20 is used for applying a pulling force, and a lower section of the rocker 20 is used for abutting against the bed 70.

When the column 80 is assembled, the column 80 is lifted, the bottom surface of the column 80 is actually matched with the upper surface of the column base on the bed 70, the column 80 is lifted, a certain upward pulling force is applied to the column 80, and the column 80 is contacted with the joint surface of the two parts of the base. The fixed plate 10 is fixedly connected with the upright column 80, two hinged arms 11 extend outwards from one end, far away from the upright column 80, of the fixed plate 10, the rocker 20 is hinged with the two hinged arms 11 through a hinged shaft, the upper section of the rocker 20 is used for applying a pulling force, the lower section of the rocker 20 is used for abutting against the lathe bed 70, the grinding point jig is just like a lever, the hinged shaft serves as a fulcrum, a certain pulling force is applied to the upper end of the rocker 20, the lower section of the rocker abuts against the lathe bed 70, under the action of the pulling force, the upright column 80 and the lathe bed 70 are enabled to move relatively, grinding of two joint surfaces is achieved, and grinding points are found out easily. The grinding point jig is simple in structure and low in cost, light grinding operation is achieved by utilizing the lever principle, working efficiency is improved, labor cost is reduced, one-to-one real-matching grinding of the machine tool upright column 80 and the joint surface can be achieved by utilizing the grinding point jig, and assembling accuracy is guaranteed.

As a preferred embodiment of the present invention, as shown in fig. 1, the rocker 20 includes a force application rod 21, a support rod 22, and a support block 23, the action point of the rocker 20 against the bed 70 is the support block 23, one end of the support rod 22 is perpendicularly connected with the force application rod 21, and the other end is connected with the support block 23.

The supporting rod 22 is vertically connected with the force application rod 21, and a supporting block 23 is arranged at the acting point of the supporting rod 22 and the bed body 70, so that the contact area of the rocker 20 and the bed body 70 is increased, and the rocker 20 is prevented from damaging the bed body 70 under the action of tension.

As a preferred embodiment of the present invention, the grinding point tool is symmetrically disposed about a center line between the two articulated arms 11, as shown in fig. 1.

The grinding point jig is symmetrically arranged, the symmetric axis is the central line of the two hinged arms 11, and the force application rod 21 of the rocker 20 is arranged in the gap position, so that the stress of the grinding point jig is more uniform, and the rigidity of the grinding point jig is improved to a certain extent.

As the preferred embodiment of the present invention, as shown in fig. 1, the hinge shaft is a rocker screw 30, a round hole penetrating through the rocker 20 is formed on the rocker 20, the rocker screw 30 penetrates into the round hole to hinge the rocker 20 and the two hinge arms 11, and the contact surface between the rocker screw 30 and the round hole of the force applying rod 21 is a smooth curved surface.

The two hinged arms 11 are provided with threaded holes, the force application rod 21 of the rocker 20 is also provided with a round hole which vertically penetrates through the force application rod 21, a rocker screw 30 is screwed into the threaded hole of the first hinged arm 11, then penetrates into the round hole of the force application rod 21, finally is screwed into the threaded hole of the second hinged arm 11 and penetrates out of the second hinged arm 11, and finally is locked through a rocker nut 40. The rocker screw 30 has a portion provided with a screw thread and a portion having a smooth curved surface, wherein the portion contacting the screw hole of the force application rod 21 has a smooth curved surface, and the portion connected to the hinge arm 11 has a screw thread.

As a preferred embodiment of the present invention, as shown in fig. 1, two of the fixing plates 10 are provided with screw holes for connecting with the upright 80 by screw threads. A rectangular opening 60 is formed between the two screw holes, so that raw materials are reduced, and the point grinding jig is convenient to mount on the upright column 80.

The upright column 80 is generally provided with upright column mounting holes, the upright column 80 is locked on the lathe bed 70 through upright column locking screws 50, a threaded hole is formed in a fixing plate 10 of the grinding point jig and matched with the upright column mounting holes, a rectangular opening 60 towards one end opposite to the hinged arm 11 is formed between two threaded holes, the part, provided with the threaded hole, of the fixing plate 10 is a threaded hole end, the threaded hole end can extend into the upright column mounting holes, the fixing plate 10 is connected with the upright column 80 through threads, and when raw materials are reduced, the grinding point jig is convenient to mount on the upright column 80.

As a preferred embodiment of the present invention, as shown in fig. 1, the force application rod 21 of the rocker 20 may be connected to a sleeve to lengthen the power arm.

According to the lever principle, under the condition that the resistance and the resistance arm are not changed, the power can be reduced by lengthening the power arm. The utility model discloses in, the utility model discloses well application of force pole 21 is the power arm in the part above the articulated shaft, connects an elongated sleeve (not shown in the figure) at this part to increase the power arm, the pulling force of applying force pole 21 and exerting will reduce relatively, thereby realize light some operation of grinding.

What has just been said is the preferred embodiment of the present invention, mainly explains the basic principle and advantages of the present invention, and the present invention is not limited by the above-mentioned embodiment. The described embodiments are only some embodiments of the invention, not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention.

Claims

1. A grinding point tool for assembling a machine tool upright column comprises an upright column (80) and a machine body (70), and is characterized by comprising a fixing plate (10) for fixedly connecting the upright column (80) and a rocker (20) hinged on the fixing plate (10);

two hinged arms (11) extend outwards from the fixing plate (10);

the rocker (20) is articulated between the two articulated arms (11) by means of an articulated shaft;

the upper section of the rocker (20) is used for exerting a pulling force, and the lower section of the rocker (20) is used for abutting against the lathe bed (70).

2. The grinding point jig for assembling the column of the machine tool according to claim 1, characterized in that the rocker (20) comprises a force application rod (21), a support rod (22) and a support block (23), the action point of the rocker (20) against the machine tool body (70) is the support block (23), one end of the support rod (22) is vertically connected with the force application rod (21), and the other end is connected with the support block (23).

3. The grinding point tool for the assembly of machine tool columns according to claim 1, characterized in that it is arranged symmetrically with respect to the median line between the two articulated arms (11).

4. The grinding point jig for assembling machine tool columns according to claim 2, characterized in that the articulated shaft is a rocker screw (30), the force application rod (21) is provided with a round hole which vertically penetrates through the force application rod (21), the rocker screw (30) penetrates through the round hole to articulate the force application rod (21) with the two articulated arms (11), and the contact surface of the rocker screw (30) and the round hole is a smooth curved surface.

5. Grinding jig for the assembly of machine tool columns according to claim 1, characterized in that the fixing plate (10) is provided with screw holes for the threaded connection with the column (80).

6. Grinding jig for the assembly of machine tool columns according to claim 5 characterized in that a rectangular opening (60) is made between said two threaded holes to facilitate the mounting of the grinding jig on the column (80) while reducing the amount of material.

7. Grinding jig for the assembly of machine tool columns according to claim 2, characterized by further comprising a sleeve to which said forcing rod (21) is connected to lengthen the power arm.