CN210549908U

CN210549908U - Numerical control milling machine protector

Info

Publication number: CN210549908U
Application number: CN201921575320.4U
Authority: CN
Inventors: 赵自民; 刘玉璞; 刘金波
Original assignee: Shandong Fulin Equipment Group Co Ltd
Current assignee: Linqing Yihua CNC Machine Tool Co.,Ltd.
Priority date: 2019-09-21
Filing date: 2019-09-21
Publication date: 2020-05-19
Anticipated expiration: 2029-09-21

Abstract

The utility model discloses a numerically controlled fraise machine protector, it is installed on the numerically controlled fraise machine body, the numerically controlled fraise machine body includes shell, workstation, tool and lift main shaft, this numerically controlled fraise machine protector includes the fender frame that is used for blocking the piece and is used for carrying out the link gear that links lift main shaft and fender frame, the link gear includes first piston assembly and second piston assembly, keep off the frame and be fixed in second piston rod top, install multiunit clearance subassembly on keeping off the frame, clearance subassembly includes gear, rack, driving lever and brush, this application is equipped with keeps off the frame and is used for carrying out the link gear that links lift main shaft and fender frame, and when the lower sword of lift main shaft is processed, keep off the frame upward movement and rise to avoid the piece that produces during processing and cutting fluid to splash to all around, protected staff and processing environment clean and tidy, be equipped with the clearance subassembly, can avoid the piece to pile up on the workstation, influence processingquality.

Description

Numerical control milling machine protector

Technical Field

The utility model relates to a numerical control processing equipment technical field specifically is a numerically controlled fraise machine protector.

Background

The numerical control milling machine is also called CNC milling machine. Is a milling machine controlled by an electronic counting digitalized signal. The numerical control milling machine is an automatic processing device developed on the basis of a common milling machine, the processing technologies of the two are basically the same, and the structures are somewhat similar. The numerical control milling machine is divided into two categories, namely a tool magazine without tool magazine and a tool magazine with tool magazine. Wherein the numerical control milling machine with the tool magazine is also called as a machining center.

When the existing machining center is used for machining, due to the impact of cutting fluid or the action of a cutter, generated chips can scatter around, and the scattered chips can cause the chips everywhere in a machine tool to be dirty and messy and easily cause injuries to workers.

SUMMERY OF THE UTILITY MODEL

An embodiment of the utility model aims to provide a numerically controlled fraise machine protector to solve above-mentioned problem.

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

a numerical control milling machine protection device is installed on a numerical control milling machine body, the numerical control milling machine body comprises a shell, a workbench, a jig and a lifting spindle, the jig is detachably installed on the workbench, the numerical control milling machine protection device comprises a blocking frame used for blocking fragments and a linkage mechanism used for linking the lifting spindle with the blocking frame, the linkage mechanism comprises a first piston assembly and a second piston assembly, the first piston assembly comprises a first piston cylinder, a first piston and a first piston rod, the first piston cylinder is vertically installed on the shell of the numerical control milling machine body, the first piston rod penetrates through the top of the first piston cylinder and is fixedly connected with the first piston in the first piston cylinder, a connecting rod is fixed at the top of the first piston rod and is fixedly installed on the lifting spindle, the second piston assembly comprises a second piston cylinder, a second piston and a second piston rod, the second piston cylinder is fixed on the workbench, a second piston rod penetrates through the top of the second piston cylinder and is fixedly connected with a second piston in the second piston cylinder, a communicating pipe is connected between the bottoms of the inner cavities of the first piston cylinder and the second piston cylinder, the blocking frame is fixed at the top end of the second piston rod, the first piston assemblies are four groups in total, the second piston assemblies are four groups in total and correspond to the first piston assemblies one by one, and the four groups of second piston assemblies are respectively installed on the upper surface of the workbench and are located around the jig.

In one alternative: and the tops of the first piston cylinder and the second piston cylinder are both provided with exhaust ports.

In one alternative: and a rake for pulling the scraps downwards is arranged at the lower part of the inner wall of the blocking frame.

In one alternative: the utility model discloses a keep off the frame, including fender frame, gear, rack, driving lever, brush, gear and rack, keep off the frame and install the side wall that is close to the fender frame, keep off the frame and install multiunit clearance subassembly on, the clearance subassembly includes gear, rack, driving lever and brush, the gear is installed in fender frame bottom through installation hub rotation, and the installation epaxial many driving levers and the brush of installing of gear, the gear is installed on first piston cylinder, gear and rack toothing.

In one alternative: keep off the inside cavity of frame, keep off the frame and be close to the integrative a plurality of nozzles that are equipped with in one side of tool, the nozzle is towards the tool, keep off and be connected with the air supply pipe on the frame, the air supply pipe other end is connected with the air pump.

Compared with the prior art, the embodiment of the utility model has the following beneficial effects:

1. when the lower cutter of the lifting main shaft is machined, the baffle frame moves upwards and rises, so that scraps and cutting fluid generated during machining are prevented from splashing around, workers and the machining environment are protected from being tidy, after machining is finished, the lifting main shaft lifts the cutter to return to the original point, and the baffle frame moves downwards to return to the initial position;

2. be equipped with the clearance subassembly, the clearance subassembly includes gear, rack, driving lever and brush, and when keeping off the frame downstream, thereby gear and rack toothing make gear revolve, and the gear drives driving lever and brush and rotates, can promote the piece of processing to the workstation outside, can avoid the piece to pile up on the workstation, influences processingquality.

Drawings

Fig. 1 is a schematic structural diagram of a first embodiment of the present invention.

Fig. 2 is a schematic position diagram of the blocking frame and the second piston assembly according to the first embodiment of the present invention.

Fig. 3 is a schematic structural diagram of a second embodiment of the present invention.

Notations for reference numerals: 1-workbench, 2-communicating pipe, 3-numerically controlled milling machine body, 4-first piston cylinder, 5-first piston, 6-first piston rod, 7-connecting rod, 8-lifting spindle, 9-jig, 10-baffle frame, 11-exhaust port, 12-second piston cylinder, 13-second piston rod, 14-second piston, 15-rake, 16-gear, 17-deflector rod, 18-brush, 19-rack, 20-nozzle and 21-air supply pipe.

Detailed Description

The present invention will be described in detail with reference to the following embodiments, wherein like or similar elements are designated by like reference numerals throughout the drawings or description, and wherein the shape, thickness or height of the various elements may be expanded or reduced in practical applications. The embodiments of the present invention are provided only for illustration, and not for limiting the scope of the present invention. Any obvious and obvious modifications or alterations to the present invention can be made without departing from the spirit and scope of the present invention.

Example 1

Referring to fig. 1-2, in an embodiment of the present invention, a numerically controlled milling machine protection device is installed on a numerically controlled milling machine body 3, the numerically controlled milling machine body 3 includes a housing, a workbench 1, a jig 9 and a lifting spindle 8, the numerically controlled milling machine is a prior art and is not described herein, the jig 9 is detachably installed on the workbench 1, the numerically controlled milling machine protection device includes a blocking frame 10 for blocking debris and a linkage mechanism for linking the lifting spindle 8 with the blocking frame 10, the linkage mechanism includes a first piston assembly and a second piston assembly, the first piston assembly includes a first piston cylinder 4, a first piston 5 and a first piston rod 6, the first piston cylinder 4 is vertically installed on the housing of the numerically controlled milling machine body 3, the first piston rod 6 penetrates through the top of the first piston cylinder 4 and is fixedly connected to the first piston 5 in the first piston cylinder 4, the top end of the first piston rod 6 is fixedly provided with a connecting rod 7, the connecting rod 7 is fixedly arranged on a lifting spindle 8, the second piston assembly comprises a second piston cylinder 12, a second piston 14 and a second piston rod 13, the second piston cylinder 12 is fixed on the workbench 1, the second piston rod 13 penetrates through the top of the second piston cylinder 12 and is fixedly connected with the second piston 14 in the second piston cylinder 12, a communicating pipe 2 is connected between the bottoms of the inner cavities of the first piston cylinder 4 and the second piston cylinder 12, the baffle frame 10 is fixed at the top end of the second piston rod 13, the first piston assemblies are divided into four groups, the second piston assemblies are divided into four groups and are in one-to-one correspondence with the first piston 5 assemblies, the four groups of second piston assemblies are respectively arranged on the upper surface of the workbench 1 and are positioned around the jig 9, the top parts of the first piston cylinder 4 and the second piston cylinder 12 are both provided with exhaust ports 11, when in, when the lower cutter of the lifting spindle 8 is used for machining, the connecting rod 7 drives the first piston rod 6 to move downwards, the first piston rod 6 drives the first piston 5 to move downwards, gas in the first piston cylinder 4 is pressed into the second piston cylinder 12 through the communicating pipe 2, then the second piston 14 drives the baffle frame 10 to move upwards through the second piston rod 13, accordingly, scraps and cutting liquid generated in machining are prevented from splashing around, workers and machining environment are protected from being neat, after machining is completed, the lifting spindle 8 lifts the cutter to the original point, then the connecting rod 7 drives the first piston rod 6 to move upwards, and accordingly, the baffle frame 10 moves downwards to the initial position, and further, the lower portion of the inner wall of the baffle frame 10 is provided with a poking rake 15 used for poking the scraps downwards, and the scraps are prevented from being accumulated on the side edge of the jig 9;

further, install multiunit clearance subassembly on keeping off frame 10, the clearance subassembly includes gear 16, rack 19, driving lever 17 and brush 18, gear 16 rotates through the installation axle and installs in keeping off frame 10 bottom, and gear 16's the installation epaxial many driving levers 17 and brushes 18 of installing, gear 16 installs on first piston cylinder 4 is close to the lateral wall that keeps off frame 10, gear 16 and rack 19 meshing, when keeping off frame 10 downstream, thereby gear 16 and rack 19 meshing make gear 16 rotate, and gear 16 drives driving lever 17 and brush 18 and rotates, can promote the piece of processing to the workstation 1 outside, can avoid the piece to pile up on workstation 1, influence processingquality.

Example 2

Referring to fig. 3, the embodiment of the present invention is different from embodiment 1 in that, further, in order to avoid the debris generated in the machining process remaining on the workpiece and finally affecting the machining efficiency of the workpiece, the inside of the blocking frame 10 is hollow, a plurality of nozzles 20 are integrally disposed on one side of the blocking frame 10 close to the jig 9, the nozzles 20 face the jig 9, the blocking frame 10 is connected with an air supply pipe 21, the other end of the air supply pipe 21 is connected with an air pump, air is pressed into the blocking frame 10 through the air pump, and then the air is ejected from the nozzles 20, so that the debris remaining on the workpiece during machining is blown off, thereby improving the machining quality.

The utility model discloses a theory of operation is: when the lifting main shaft 8 is used for cutting, the connecting rod 7 drives the first piston rod 6 to move downwards, the first piston rod 6 drives the first piston 5 to move downwards, gas in the first piston cylinder 4 is pressed into the second piston cylinder 12 through the communicating pipe 2, then the second piston 14 drives the baffle frame 10 to move upwards through the second piston rod 13, so that scraps and cutting liquid generated in processing are prevented from splashing around, workers and processing environment are protected neatly, after processing is completed, the lifting main shaft 8 lifts the cutter back to the original point, then the connecting rod 7 drives the first piston rod 6 to move upwards, so that the baffle frame 10 moves downwards to the initial position, further, the lower part of the inner wall of the baffle frame 10 is provided with a poking rake 15 used for poking the scraps downwards, the scraps are prevented from being accumulated on the side edge of the jig 9, air is pressed into the baffle frame 10 through an air pump, then the water is sprayed out from the nozzle 20, and scraps remained on the workpiece during processing are blown off, so that the processing quality is improved.

The above description is only for the specific embodiments of the present disclosure, but the scope of the present disclosure is not limited thereto, and any person skilled in the art can easily conceive of the changes or substitutions within the technical scope of the present disclosure, and all the changes or substitutions should be covered within the scope of the present disclosure. Therefore, the protection scope of the present disclosure shall be subject to the protection scope of the claims.

Claims

1. A numerical control milling machine protection device is arranged on a numerical control milling machine body (3), the numerical control milling machine body (3) comprises a shell, a workbench (1), a jig (9) and a lifting spindle (8), the jig (9) is detachably arranged on the workbench (1), and the numerical control milling machine protection device is characterized by comprising a blocking frame (10) used for blocking chips and a linkage mechanism used for linking the lifting spindle (8) with the blocking frame (10), wherein the linkage mechanism comprises a first piston assembly and a second piston assembly;

the first piston assembly comprises a first piston cylinder (4), a first piston (5) and a first piston rod (6), the first piston cylinder (4) is vertically installed on a shell of the numerical control milling machine body (3), the first piston rod (6) penetrates through the top of the first piston cylinder (4) and is fixedly connected with the first piston (5) in the first piston cylinder (4), a connecting rod (7) is fixed at the top end of the first piston rod (6), the connecting rod (7) is fixedly installed on a lifting spindle (8), the second piston assembly comprises a second piston cylinder (12), a second piston (14) and a second piston rod (13), the second piston cylinder (12) is fixed on the workbench (1), the second piston rod (13) penetrates through the top of the second piston cylinder (12) and is fixedly connected with the second piston (14) in the second piston cylinder (12), and a communicating pipe (2) is connected between the bottom of the inner cavities of the first piston cylinder (4) and the second piston cylinder (12), keep off frame (10) and be fixed in second piston rod (13) top, first piston assembly is totally four groups, second piston assembly totally four groups and with first piston assembly one-to-one, four groups of second piston assemblies install respectively in workstation (1) upper surface and be located tool (9) all around.

2. The numerically controlled milling machine protection device according to claim 1, wherein the top of each of the first piston cylinder (4) and the second piston cylinder (12) is provided with an exhaust port (11).

3. The numerically controlled milling machine protection device according to claim 1, characterized in that a rake (15) for pulling the chippings downwards is installed on the lower portion of the inner wall of the baffle frame (10).

4. The numerically controlled milling machine protection device according to any one of claims 1 to 3, wherein a plurality of groups of cleaning assemblies are mounted on the baffle frame (10), each cleaning assembly comprises a gear (16), a rack (19), a driving lever (17) and a brush (18), the gears (16) are rotatably mounted at the bottom of the baffle frame (10) through mounting shafts, a plurality of driving levers (17) and brushes (18) are mounted on the mounting shafts of the gears (16), the gears (16) are mounted on the side wall, close to the baffle frame (10), of the first piston cylinder (4), and the gears (16) are meshed with the racks (19).

5. The numerically controlled milling machine protection device according to claim 4, wherein the baffle frame (10) is hollow inside, a plurality of nozzles (20) are integrally arranged on one side of the baffle frame (10) close to the jig (9), the nozzles (20) face the jig (9), an air supply pipe (21) is connected to the baffle frame (10), and the other end of the air supply pipe (21) is connected to an air pump.