CN212043631U - An assembly fixture structure for a machine tool - Google Patents

Abstract

The utility model discloses an assembly fixture structure for a machine tool, which relates to the technical field of machine tool fixtures. It includes a machine tool worktable, a universal clamping block, a basic platform, a pressing block assembly and a locking handle. The basic platform is locked on the machine tool worktable by the universal clamping block, and the pressing block assembly is slidably connected to the basic platform and is connected to the basic platform through the universal clamping block. Tighten the handle. The assembly fixture structure for the machine tool, the basic platform is locked on the machine table through the universal clamping block, the workpiece is placed on the basic platform, the pressing block assembly slides on the basic platform through the chute and is fastened by the locking handle. The clamp assembly can be clamped around the edge of the workpiece from 4 or 6 positions from above, or the clamp assembly can be clamped around the edge of the workpiece from 4 or 6 positions from the side. The holding method can be changed arbitrarily, that is, it will not affect the feeding process of the tool, and it is not easy to damage the fixture, and at the same time, the stability is better.

Description

An assembly fixture structure for a machine tool

technical field

The utility model relates to the technical field of machine tool fixtures, in particular to an assembly fixture structure for machine tools.

Background technique

The machine tool fixture is a device used to clamp the workpiece and guide the tool on the machine tool. It refers to a fixture specially designed for a certain process of a certain workpiece. High machining accuracy and production efficiency, it is in contact with the positioning datum of the workpiece, and is used to determine the correct position of the workpiece in the fixture, thereby ensuring the relative correct position of the workpiece relative to the tool and the machining movement of the machine tool during processing.

When the workpiece is processed on a drilling machine or boring machine, such as drum brake pads, a one-piece steel fixture is generally used. After a period of use, the alloy drill or boring tool will cause edge breakage and oval in the bottom hole of the fixture, thus losing the fixed product. At the same time, during the drilling or boring process of the workpiece, the product is easy to shake when placed in the fixture, the distance and position from the hole to the edge cannot be guaranteed, and the processing dimensional stability is poor. If the problem is too big, this pair of clamps will be scrapped, resulting in frequent replacement of the clamps and an increase in the cost of repairing the clamps.

Utility model content

The utility model provides an assembly fixture structure for a machine tool, which has the advantages of easy clamping, good stability and adjustability, so as to solve the phenomenon that the bottom hole of the fixture will be broken and elliptical by the existing alloy drill bit or boring tool. , so that the reference point of the fixed product is lost. During the drilling or boring process of the workpiece, the product is easy to shake when placed in the fixture, and the processing dimensional stability is poor.

In order to achieve the purpose of easy clamping, good stability and adjustability, the utility model provides the following technical solutions: an assembly fixture structure for a machine tool, including a machine tool table, a universal clamping block, a basic platform, a pressing block assembly and a lock Tightening the handle, the basic platform is locked on the machine tool table by a universal clamping block, and the pressing block assembly is slidably connected to the basic platform and fastened by the locking handle.

As a preferred technical solution of the present invention, the universal clamping block is slidably connected to the machine tool table, and the universal clamping block is located on the left and right sides of the base platform.

As a preferred technical solution of the present invention, the base platform is provided with a chute, the pressure block assembly is slidably connected to the base platform through the chute, and the base platform is provided with a bearing boss.

As a preferred technical solution of the present invention, the pressure block assemblies are evenly distributed on the base platform, the pressure block assemblies are provided with threaded holes, and the locking handle is threadedly connected to the pressure block assemblies through the threaded holes.

As a preferred technical solution of the present invention, the pressing block assembly includes a sliding block, a clamping plate and an adjusting bolt, the clamping plate is inserted into the sliding block, and is tightly connected with the sliding plate through the adjusting bolt.

As a preferred technical solution of the present invention, the sliding block is provided with a slot, the splint slides in the slot, a strip-shaped slot is provided on the outer side of the sliding block, and the head end of the adjusting bolt passes through the slot. Into the bar-shaped groove and firmly connected with the splint.

As a preferred technical solution of the present invention, the splint has an L-shaped structure, and the head end and the inner side of the head end of the splint are provided with grooves.

Compared with the prior art, the utility model provides an assembly fixture structure for a machine tool, which has the following beneficial effects:

1. The assembly fixture structure for this machine tool, the basic platform is locked on the machine table through the universal clamping block, the workpiece is placed on the basic platform, the pressing block assembly slides on the basic platform through the chute and is fastened by the locking handle , the clamp assembly can be clamped around the edge of the workpiece from 4 or 6 positions from the top, or the clamp assembly can be clamped around the edge of the workpiece from 4 or 6 positions from the side. The clamping method can be changed arbitrarily, that is, it will not affect the feeding process of the tool, and it is not easy to damage the fixture, and at the same time, the stability is better.

2. The assembly fixture structure for this machine tool can be adjusted for workpieces with different thicknesses because the clamp plate in the pressing block assembly slides in the sliding block. Loosen the adjusting bolt to make the clamp plate move in the sliding block to determine the position, and then tighten it again. The adjustment bolts can be clamped and fixed, with certain adjustability.

Description of drawings

Fig. 1 is the structural representation of the utility model;

Fig. 2 is a partial cross-sectional view of the utility model;

Fig. 3 is the top view of the utility model;

FIG. 4 is a schematic structural diagram of a pressing block assembly of the present invention.

In the figure: 1. Machine tool workbench; 2. Universal clamping block; 3. Basic platform; 4. Pressure block assembly; 5. Locking handle; 6. Chute; 7. Loading boss; 8. Tapped hole; 9. Sliding block; 10, splint; 11, adjusting bolt; 12, slot; 13, strip groove; 14, groove.

Detailed ways

The technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model. Obviously, the described embodiments are only a part of the embodiments of the present utility model, rather than all the implementations. example. Based on the embodiments of the present invention, all other embodiments obtained by those of ordinary skill in the art without creative work fall within the protection scope of the present invention.

Please refer to FIG. 1-FIG. 4, the utility model discloses an assembly fixture structure for a machine tool, including a machine tool table 1, a universal clamping block 2, a basic platform 3, a pressing block assembly 4 and a locking handle 5, the basic platform 3 The universal clamping block 2 is locked on the machine table 1, the workpiece is placed on the basic platform 3, the pressing block assembly 4 is slid on the basic platform 3 through the chute 6 and fastened by the locking handle 5, and the pressing block assembly 4 can be clamped around the edge of the workpiece from 4 or 6 positions from the top, or can be clamped around the edge of the workpiece from 4 or 6 positions from the side by means of the pressure block assembly, two kinds of clamping The method can be arbitrarily exchanged, that is, it will not affect the feeding process of the tool, and it is not easy to damage the fixture, and at the same time, the stability is better. 4 is slidably connected to the base platform 3, and is tightened by the locking handle 5. Since the clamping plate 10 in the pressing block assembly 4 slides in the sliding block 9, it can be adjusted for workpieces of different thicknesses. After the splint 10 is moved in the sliding block 9 to determine the position, the adjusting bolt 11 can be tightened again to be clamped and fixed, and has a certain adjustability.

Specifically, the universal clamping block 2 is slidably connected to the machine tool table 1 , and the universal clamping block 2 is located on the left and right sides of the base platform 3 .

In this embodiment, the basic platform 3 is locked and fixed on the machine tool table 1 by the universal clamping block 2 , so as to fix the basic platform 3 .

Specifically, the base platform 3 is provided with a chute 6 , the pressing block assembly 4 is slidably connected to the base platform 3 through the chute 6 , and the base platform 3 is provided with a bearing boss 7 .

In this embodiment, the pressing block assembly 4 slides on the base platform 3 through the chute 6 and is fastened by the locking handle 5 .

Specifically, the pressure block assemblies 4 are evenly distributed on the base platform 3 , the pressure block assemblies 4 are provided with threaded holes 8 , and the locking handle 5 is threadedly connected to the pressure block assemblies 4 through the threaded holes 8 .

In this embodiment, the clamping block assembly 4 can be used to clamp around the edge of the workpiece from 4 or 6 positions from above, or the clamping block assembly 4 can be used to surround the edge of the workpiece from 4 or 6 positions from the side. degree of clamping.

Specifically, the pressing block assembly 4 includes a sliding block 9 , a clamping plate 10 and an adjusting bolt 11 . The clamping plate 10 is inserted into the sliding block 9 and is fastened to the sliding plate through the adjusting bolt 11 .

In this embodiment, since the clamping plate 10 in the pressing block assembly 4 slides in the sliding block 9, it can be adjusted for workpieces with different thicknesses. Loosen the adjusting bolt 11 to make the clamping plate 10 move in the sliding block 9 to determine the position, and then tighten it again. It can be clamped and fixed by fixing the adjusting bolt 11, and it has certain adjustability.

Specifically, the sliding block 9 is provided with a slot 12, the splint 10 slides in the slot 12, the outer side of the sliding block 9 is provided with a strip groove 13, and the head end of the adjusting bolt 11 penetrates into the slot 12. The strip groove 13 is fastened with the splint 10 .

In this embodiment, the sliding block 9 is slid in the splint 10 through the slot 12 , and the strip-shaped groove 13 is used to facilitate the adjustment of the locking position of the adjusting bolt 11 .

Specifically, the clamping plate 10 has an L-shaped structure, and the head end and the inner side of the head end of the clamping plate 10 are provided with grooves 14 .

In this embodiment, the workpiece is clamped and fixed by the clamping plate 10 in the pressing block assembly 4, and the groove 14 increases the frictional force to maintain a good holding force.

The working principle and use process of the utility model: when in use, the basic platform 3 is locked on the machine tool table 1 through the universal clamping block 2, the workpiece is placed on the basic platform 3, and the pressing block assembly 4 slides on the foundation through the chute 6. The platform 3 is fastened by the locking handle 5, and the clamping block assembly 4 can be used to clamp around the edge of the workpiece from 4 or 6 positions from above, or the clamping block assembly 4 can be used to surround the edge of the workpiece. 4 or 6 positions on the side are clamped, and the two clamping methods can be exchanged at will. Because the clamping plate 10 in the pressing block assembly 4 slides in the sliding block 9, it can be adjusted for workpieces with different thicknesses, and the adjusting bolt 11 can be loosened. , after the splint 10 is moved in the sliding block 9 to determine the position, the adjusting bolt 11 can be tightened again to be clamped and fixed.

To sum up, in the assembly fixture structure for this machine tool, the basic platform 3 is locked on the machine tool table 1 through the universal clamping block 2 , the workpiece is placed on the basic platform 3 , and the pressing block assembly 4 slides on the basic platform through the chute 6 . 3 and tightened by the locking handle 5, the clamping block assembly 4 can be clamped around the edge of the workpiece from 4 or 6 positions from above, or the clamping block assembly 4 can be around the edge of the workpiece from the side 4 or 6 positions of the sides are clamped, and the two clamping methods can be exchanged at will, that is, it will not affect the feeding process of the tool, and it is not easy to damage the fixture, and the stability is better; 10 slides in the sliding block 9, it can be adjusted for workpieces with different thicknesses, loosen the adjusting bolt 11, make the splint 10 move in the sliding block 9 to determine the position, and then tighten the adjusting bolt 11 again to clamp and fix, with a certain Adjustability.

It should be noted that, herein, terms such as "comprising", "comprising" or any other variation thereof are intended to encompass non-exclusive inclusion, such that a process, method, article or device comprising a series of elements includes not only those elements , but also other elements not expressly listed or inherent to such a process, method, article or apparatus. Without further limitation, an element qualified by the phrase "comprising a..." does not preclude the presence of additional identical elements in a process, method, article or apparatus that includes the element.

Although the embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes and modifications can be made to these embodiments without departing from the principles and spirit of the present invention , alternatives and modifications, the scope of the present invention is defined by the appended claims and their equivalents.

Claims (7)

1. The utility model provides an equipment anchor clamps structure that lathe was used, includes lathe workstation (1), general clamp splice (2), basic platform (3), briquetting subassembly (4) and locking handle (5), its characterized in that: the base platform (3) is fixedly locked on the machine tool workbench (1) through the universal clamping block (2), and the pressing block assembly (4) is connected to the base platform (3) in a sliding mode and fastened through the locking handle (5).

2. The structure of an assembly jig for a machine tool according to claim 1, characterized in that: general clamp splice (2) sliding connection is on lathe workstation (1), and general clamp splice (2) are located the left and right sides of basic platform (3).

3. The structure of an assembly jig for a machine tool according to claim 1, characterized in that: the improved pressure block assembly is characterized in that a sliding groove (6) is formed in the base platform (3), the pressure block assembly (4) is connected to the base platform (3) in a sliding mode through the sliding groove (6), and a bearing boss (7) is arranged on the base platform (3).

4. The structure of an assembly jig for a machine tool according to claim 1, characterized in that: briquetting subassembly (4) evenly distributed is on basic platform (3), be equipped with screw hole (8) on briquetting subassembly (4), locking handle (5) are through screw hole (8) and briquetting subassembly (4) threaded connection.

5. The structure of an assembly jig for a machine tool according to claim 1, characterized in that: briquetting subassembly (4) include sliding block (9), splint (10) and adjusting bolt (11), splint (10) are pegged graft in sliding block (9) to through adjusting bolt (11) and sliding plate fastening connection.

6. The structure of an assembly jig for a machine tool according to claim 5, characterized in that: slot (12) have been seted up on sliding block (9), splint (10) slide in slot (12), bar groove (13) have been seted up in the outside of sliding block (9), the head end of adjusting bolt (11) is worn into in bar groove (13) and with splint (10) fastening connection.

7. The structure of an assembly jig for a machine tool according to claim 5, characterized in that: the clamping plate (10) is of an L-shaped structure, and grooves (14) are formed in the head end of the clamping plate (10) and the inner side of the head end.

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