CN216657126U - CNC adds clamping apparatus in spot facing work - Google Patents

Abstract

The utility model discloses a special fixture for CNC (computer numerical control) machining holes, which comprises a base, wherein electric sliding tables are symmetrically arranged on the upper side of the base, fixing seats are arranged on the outer sides of the electric sliding tables, two groups of fixing seats are arranged, clamping mechanisms are arranged inside the two groups of fixing seats, and a cleaning mechanism is arranged inside the base. According to the utility model, the cylinder and the clamping block are arranged, the clamping block arranged outside the pushing block is utilized, so that the workpiece can be rapidly clamped, manual operation of workers is not required, the whole operation steps are simple and rapid, the grid plate and the collecting frame are arranged, in the using process, scraps generated in the punching process can enter the collecting frame through the grid plate to be collected in a concentrated manner, and the scraps in the collecting frame can be conveyed out by matching with the arrangement of the butt joint.

Description

A special fixture for CNC machining holes

technical field

The utility model relates to the technical field of CNC machining hole fixtures, in particular to a special fixture for CNC machining holes.

Background technique

CNC machining usually refers to computer numerical control precision machining, CNC machining lathes, CNC machining milling machines and CNC machining boring and milling machines, etc. In the process of machining and punching workpieces, special fixtures need to be used.

At present, most of the existing special fixtures are used in combination with a screw and a nut, which requires the staff to manually twist the screw to position the workpiece. The overall operation process is cumbersome and laborious to use, which is inconvenient for staff to use. After the machining is completed, the above steps need to be reversed again, which is complicated and time-consuming, resulting in reduced work efficiency. For this reason, we propose a special fixture for CNC machining holes to solve the above problems.

Utility model content

The purpose of the utility model is to propose a special clamp for CNC machining holes in order to solve the shortcomings in the prior art.

In order to achieve the above-mentioned purpose, the utility model adopts the following technical solutions:

A special fixture for CNC machining holes, comprising a base, an electric sliding table is symmetrically arranged on the upper side of the base, and a fixing seat is installed on the outer side of the electric sliding table. The interior of the fixed seat is provided with a clamping mechanism, and the interior of the base is provided with a cleaning mechanism.

Preferably, the cleaning mechanism includes a grid plate, the top of the base is provided with a groove, and the interior of the groove is provided with a grid plate, a collection frame is provided inside the base below the grid plate, and the collection frame The internal settings are paired with the interface.

Preferably, the clamping mechanism includes an air cylinder, the air cylinder is fixedly installed inside the fixing seat, a connecting block is fixedly connected to the output end of the air cylinder, and a pushing block is symmetrically arranged on the outer side of the connecting block, and the The outer side is fixedly connected with a clamping block.

Preferably, a linkage block is fixedly connected at the end position of the connecting block, a connecting groove adapted to the linkage block is opened inside the pushing block, and the inner size of the connecting groove is suitable for the outer size of the linkage block. match.

Preferably, a sliding block is fixedly connected to the upper side of the pushing block, and a sliding track adapted to the sliding block is provided on the inner wall of the fixing seat.

Preferably, rubber blocks are arranged on the outer side of the clamping block, and the rubber blocks are evenly distributed on the inner end of the clamping block.

Preferably, the abutting ports are symmetrically distributed on the left and right ends of the base, a filter screen is provided on the side of the abutting ports that are close to each other, and the outer side of the filter screen is in contact with the inner wall of the collecting frame.

Compared with the prior art, the beneficial effects of the present utility model are:

1. The device is provided with a cylinder and a clamping block. When in use, by opening the work of the cylinder, it pushes the two sets of push blocks to approach each other, and the clamping block set on the outside of the push block can be used to realize the workpiece. The fast clamping, without the manual operation of the staff, the overall operation steps are relatively simple and fast.

2. The device is provided with a grid plate and a collection frame. During the use process, the debris generated during the punching process can enter the interior of the collection frame through the grid plate for centralized collection. The debris inside the collection box is conveyed out, which can reduce the difficulty of cleaning for subsequent workers.

Description of drawings

Fig. 1 is a three-dimensional schematic diagram of a special fixture for CNC machining holes proposed by the utility model;

FIG. 2 is a schematic three-dimensional cross-sectional view of the structure of the fixing base and the connecting block in FIG. 1;

FIG. 3 is a schematic perspective view of the structure of the pushing block and the clamping block in FIG. 1;

FIG. 4 is a schematic three-dimensional cross-sectional view of the base and the grid plate structure in FIG. 1 .

In the figure: 1. Base; 2. Electric sliding table; 3. Fixed seat; 4. Cylinder; 5. Connecting block; 6. Pushing block; 7. Linking block; 8. Slider; 9. Clamping block; 10. Rubber block; 11, connecting groove; 12, grid plate; 13, collecting frame; 14, docking port; 15, filter screen.

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.

1-4, a special fixture for CNC machining holes includes a base 1, an electric sliding table 2 is symmetrically arranged on the upper side of the base 1, and a fixing base 3 is installed on the outer side of the electric sliding table 2, and the fixing base 3 is provided with a total of There are two groups, and the interior of the two sets of fixing bases 3 is provided with a clamping mechanism, and the interior of the base 1 is provided with a cleaning mechanism.

Further, referring to FIG. 1 and FIG. 4, it can be known that the cleaning mechanism includes a grid plate 12, a groove is provided at the top of the base 1, and the interior of the groove is provided with a grid plate 12, and the base 1 below the grid plate 12 is provided. There is a collection frame 13 inside, and the inside of the collection frame 13 is provided with a docking port 14. When in use, the staff can connect the output end of the vacuum cleaner to the docking port 14 through a hoop. During the drilling process, By setting the vacuuming device, the debris on the surface of the grid plate 12 can be completely absorbed into the collection frame 13, which can prevent debris from accumulating on the surface of the grid plate 12, and can reduce the cleaning steps of subsequent workers.

Further, referring to FIG. 2 and FIG. 3 , it can be known that the clamping mechanism includes a cylinder 4, the cylinder 4 is fixedly installed inside the fixed seat 3, the output end of the cylinder 4 is fixedly connected with a connecting block 5, and the outer side of the connecting block 5 is symmetrical. A push block 6 is provided, and a clamping block 9 is fixedly connected to the outer side of the push block 6. After the workpiece is placed on the grid plate 12, the work of the air cylinder 4 can be started here, so that the output end is retracted, and then the By driving the connecting block 5 to slide toward the inner end of the fixed seat 3 , the two groups of clamping blocks 9 can be approached to each other, so as to realize the clamping of the workpiece.

Further, referring to FIG. 2 and FIG. 3, it can be known that a linkage block 7 is fixedly connected at the end position of the connecting block 5, and a connecting groove 11 adapted to the linkage block 7 is provided inside the pushing block 6, and the connecting groove is The inner size of 11 is adapted to the outer size of the linkage block 7. When in use, when the output end of the cylinder 4 moves, the connecting block 5 can be forced to move at the same time, so that the pushing block 6 connected to the outside of the connecting block 5 is stressed. It moves inside the connecting groove 11 , thereby effectively ensuring the synchronous movement of the pushing block 6 and the connecting block 5 .

Further, referring to FIG. 2 and FIG. 3 , it can be known that the upper side of the push block 6 is fixedly connected with the slider 8 , and the inner wall of the fixed seat 3 is provided with a slideway adapted to the slider 8 . The connected sliding block 8 can guide the pushing block 6 to make it move linearly, that is, the workpiece can be fixed by using the clamping block 9 connected outside the sliding block 6 .

Further, referring to FIGS. 2 and 3 , rubber blocks 10 are provided on the outside of the clamping block 9 , and the rubber blocks 10 are evenly distributed on the inner end of the clamping block 9 . The set of rubber blocks 10 can ensure the clamping effect on the workpiece, and since the rubber blocks 10 have certain elastic characteristics, the protection of the workpiece can be achieved.

Further, referring to FIG. 4 , it can be known that the docking ports 14 are symmetrically distributed on the left and right ends of the base 1 , the side of the docking ports 14 that are close to each other is provided with a filter screen 15 , and the outer side of the filter screen 15 is in contact with the inner wall of the collection frame 13 . Contact, the setting of the two sets of the interface 14 can effectively ensure the suction effect on debris, and the setting of the filter screen 15 can prevent the debris from entering the interior of the vacuum cleaner. After the use is completed, the staff can open the base 1. The inspection door provided on the front can clean the debris inside the collecting frame 13.

Working principle: when the utility model is in use, the staff can connect the output end of the vacuum cleaner to the docking port 14 through the hoop, and at this time, the staff can start the work of the air cylinder 4, so as to make it drive the connecting block 5 to be stressed Sliding inside the fixed seat 3, when the connecting block 5 moves, the two sets of trapezoid-shaped push blocks 6 can be pushed to move in opposite directions. The sliding block 8 connected to the upper side of the push block 6 can guide the push block 6. , and then the workpiece to be processed can be placed on the upper side of the grid plate 12, and then, driven by the air cylinder 4, the two groups of push blocks 6 can be made close to each other, and the clamping blocks 9 provided on the outside of the push blocks 6 are matched. The positioning of the workpiece can be realized;

In the process of punching, the dust on the surface of the grid plate 12 can be completely absorbed into the collection frame 13 by the setting of the dust collector, which can prevent the debris from accumulating on the surface of the grid plate 12. The entire working principle of the utility model.

In this utility model, the installation methods, connection methods or setting methods of all the above-mentioned components are common mechanical methods, and the specific structures, models and coefficient indicators of all the components are their own technology, as long as the beneficial effects can be achieved. can be implemented, so I will not go into details.

The above-mentioned embodiments are preferred embodiments of the present utility model, but the embodiments of the present utility model are not limited by the above-mentioned embodiments, and any other changes, modifications, and substitutions made without departing from the spirit and principle of the present utility model , combination and simplification, all should be equivalent replacement methods, which are all included in the protection scope of the present invention.

In the present utility model, unless otherwise stated, the orientation words included in the term, such as "up, down, left, right, front, back, inside and outside, and vertical and horizontal" only represent the orientation of the term under normal use, or are those of ordinary skill in the art. It should not be regarded as a limitation of the term. At the same time, the sequence nouns such as "first", "second" and "third" do not represent the specific quantity and order, but are only used for names. Distinguish, furthermore, the terms "comprising", "comprising" or any other variation thereof are intended to encompass a non-exclusive inclusion such that a process, method, article or device comprising a series of elements includes not only those elements, but also includes no explicit Other elements listed, or those inherent to such a process, method, article or apparatus.

Claims (7)

1. A special fixture for CNC machining holes, comprising a base (1), characterized in that, an electric slide table (2) is symmetrically arranged on the upper side of the base (1), and the outside of the electric slide table (2) is installed with a A fixing seat (3), the fixing seat (3) is provided with two groups in total, and the interior of the two sets of the fixing seat (3) is provided with a clamping mechanism, and the interior of the base (1) is provided with a cleaning mechanism . 2. A special fixture for CNC machining holes according to claim 1, wherein the cleaning mechanism comprises a grid plate (12), a groove is provided at the top of the base (1), and the groove is provided with a groove. A grid plate (12) is arranged inside, a collecting frame (13) is opened inside the base (1) below the grid plate (12), and a docking port (14) is arranged inside the collecting frame (13). 3. A special fixture for CNC machining holes according to claim 1, wherein the clamping mechanism comprises an air cylinder (4), and the air cylinder (4) is fixedly installed inside the fixing seat (3), so that the A connecting block (5) is fixedly connected to the output end of the cylinder (4), and a pushing block (6) is symmetrically arranged on the outside of the connecting block (5), and a clamping block (6) is fixedly connected to the outside of the pushing block (6). 9). 4. A special fixture for CNC machining holes according to claim 3, characterized in that a linkage block (7) is fixedly connected at the end position of the connecting block (5), and the pushing block (6) is A connecting groove (11) adapted to the linkage block (7) is provided inside, and the inner size of the connecting groove (11) is adapted to the outer size of the linkage block (7). 5. A special fixture for CNC machining holes according to claim 3, characterized in that a slider (8) is fixedly connected to the upper side of the push block (6), and the inner wall of the fixing seat (3) is provided with There is a slideway adapted to the slider (8). 6 . A special fixture for CNC machining holes according to claim 3 , wherein rubber blocks ( 10 ) are arranged on the outer side of the clamping block ( 9 ), and the rubber blocks ( 10 ) are evenly distributed on the clamping block ( 9 ). 7 . The inner end of block (9). 7. A special fixture for CNC machining holes according to claim 2, characterized in that the abutment ports (14) are symmetrically distributed on the left and right ends of the base (1), and the abutment ports (14) are close to each other. A filter screen (15) is arranged on one side, and the outer side of the filter screen (15) is in contact with the inner wall of the collection frame (13).

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