CN213945778U

CN213945778U - Full enclosed dust suction head of cutting area of sliding sleeve type engraving and milling machine

Info

Publication number: CN213945778U
Application number: CN202022734158.5U
Authority: CN
Inventors: 徐永良
Original assignee: Ningbo Helsi Machinery Technology Co ltd
Current assignee: Ningbo Helsi Machinery Technology Co ltd
Priority date: 2020-11-23
Filing date: 2020-11-23
Publication date: 2021-08-13
Anticipated expiration: 2030-11-23

Abstract

The utility model provides a full formula dust absorption head that encloses in sliding sleeve formula carving mills machine cutting area, it has solved the too complicated scheduling problem of dust absorption head dust collection structure, it is including installing Z in the lathe main part to the slide, Z is the cutting main shaft to the slide lower extreme, Z installs flexible cylinder assembly and the output of flexible cylinder assembly down to the slide both sides, the output of flexible cylinder assembly is connected with the dust absorption head connecting plate, flexible cylinder assembly drives dust absorption head connecting plate up-and-down motion, the dust absorption head connecting plate is connected with the dust absorption head sliding sleeve, accompany the sealing washer between dust absorption head connecting plate inboard and the dust absorption head sliding sleeve top, the dust absorption head connecting plate, dust absorption head sliding sleeve and sealing washer sliding sleeve establish on the cutting main shaft, the dust absorption head sliding sleeve outside is fixed with the dust catcher intercommunication mouth with inside dust absorption cavity intercommunication. The utility model has the advantages of good working stability, convenient and quick tool changing and the like.

Description

Full enclosed dust suction head of cutting area of sliding sleeve type engraving and milling machine

Technical Field

The utility model belongs to the technical field of carving mills equipment, concretely relates to sliding sleeve formula carving mills complete formula dust absorption head in machine cutting area.

Background

The engraving and milling machine is one kind of numerically controlled machine tool. Engraving and milling machines are generally considered to be numerically controlled milling machines that use small tools, high power and high speed spindle motors. The engraving and milling machine has high cost performance, high processing speed and good smoothness of processed products, and plays an increasingly important role in the machine tool processing industry. In practical use, however, the engraving and milling machine generates metal chips and dust during engraving and milling, and the metal chips and dust affect the engraving and milling work when the metal chips and dust are accumulated on a workpiece. In addition, the conventional dust suction device on the engraving and milling machine is too complex in structure, and chips and dust easily invade the inside of the dust suction device during working, so that the conventional dust suction device cannot work normally.

In order to solve the defects of the prior art, people have long searched for and put forward various solutions. For example, the chinese patent document discloses a carving and milling machine cutting area full-enclosed dust collection head [201921425216.7], which comprises a dust collection head seat sleeved on a spindle and having a dust collection chamber, wherein a dust collection interface communicated with the dust collection chamber is arranged on the circumferential outer side of the dust collection head seat, a cylindrical dust collection head telescopic sleeve sleeved on the spindle is movably penetrated on the circumferential inner side of the dust collection head seat, the lower end of the dust collection head telescopic sleeve extends to the outer side of the lower end of the dust collection head seat, the dust collection head telescopic sleeve is connected with a sleeve body telescopic driving mechanism capable of driving the dust collection head telescopic sleeve to vertically move in the dust collection head seat and axially lift relative to the spindle, and a sealing structure for sealing and connecting the dust collection head telescopic sleeve and the dust collection head seat when the dust collection head telescopic sleeve moves to the circumferential periphery of the lower end of the spindle is arranged between the dust collection head telescopic sleeve and the dust collection head seat.

The scheme solves the problem of more chips and dust during engraving and milling to a certain extent, but the scheme still has a plurality of defects, for example, the dust collection structure is too complex, so that the chips are easy to splash and invade the inside of the dust collection structure, and the problem that the chips cannot work normally is solved.

Disclosure of Invention

The utility model aims at the above-mentioned problem, a sliding sleeve formula carving mills quick-witted cutting area and encloses formula dust absorption head entirely that simple structure, job stabilization nature is good is provided.

In order to achieve the above purpose, the utility model adopts the following technical proposal: this full formula dust absorption head of enclosing in sliding sleeve formula carving mills machine cutting area, including installing Z in the lathe main part to the slide, Z is the cutting main shaft to the slide lower extreme, Z is vertical down to the output that the slide both sides were installed flexible cylinder assembly and flexible cylinder assembly, the output of flexible cylinder assembly is connected with the dust absorption head connecting plate, flexible cylinder assembly drives the up-and-down motion of dust absorption head connecting plate, the dust absorption head connecting plate is connected with the dust absorption head sliding sleeve, accompany the sealing washer between the inboard of dust absorption head connecting plate and the dust absorption head sliding sleeve top, the dust absorption head connecting plate, dust absorption head sliding sleeve and sealing washer sliding sleeve establish on the cutting main shaft, the dust absorption head sliding sleeve outside is fixed with the dust catcher intercommunication mouth with inside dust absorption cavity intercommunication. The dust collection head connecting plate is directly connected with the dust collection head sliding sleeve, the dust collection head connecting plate is tightly pressed and sealed with the cutting main shaft through the sealing ring, the dust collector communicating port is used for cutting and sucking out dust in time, the whole structure is simple, and the dust collection head connecting plate has higher working stability.

In the above-mentioned full enclosed dust absorption head in cutting zone of sliding sleeve formula carving and milling machine, the dust absorption head connecting plate is opened along the circumferential direction relative to cutting spindle center and is had a plurality of screw holes, and the inboard installation step face of having with the grafting of dust absorption head sliding sleeve upper end that opens has in dust absorption head connecting plate below, and threaded connection has the screw, and the screw compresses tightly the outer edge portion of dust absorption head connecting plate below and dust absorption head sliding sleeve upper end fixedly. The dust collection head connecting plate and the dust collection head sliding sleeve are clamped and fixed through a threaded piece, and the installation step surface below the dust collection head connecting plate keeps the lower portion of the dust collection head connecting plate flush with the lower portion of the outer edge of the dust collection head sliding sleeve.

In the above-mentioned full formula dust absorption head of enclosing in sliding sleeve formula carving mills machine cutting area, the outer edge of dust absorption head sliding sleeve is relative dust absorption head sliding sleeve central axis circumference and is encircleed, and its below is opened along the circumferential direction has annular mounting groove, and the mounting groove width is greater than the length of screw. When the threaded part is installed, the threaded part is conveniently inserted into the threaded hole by the installation groove, and the connection and fixation of the dust collection head connecting plate and the dust collection head sliding sleeve are not influenced.

In the fully-enclosed dust collection head of the cutting area of the sliding sleeve type engraving and milling machine, a step-shaped containing groove is formed in one side, opposite to the sliding sleeve of the dust collection head, of the connecting plate of the dust collection head, and the sealing ring is nested in the containing groove and is tightly pressed and fixed by the containing groove, the cutting spindle and the sliding sleeve of the dust collection head. The containing groove is used for fixing the sealing ring, the sealing ring is in an irregular ring shape, the sealing ring is filled in the containing groove and compressed, and the sealing ring moves up and down along with the dust collection head connecting plate.

In the fully enclosed dust collection head of the cutting area of the sliding sleeve type engraving and milling machine, one side of the sealing ring, which is opposite to the cutting spindle, is provided with the limiting ring, and the limiting ring is sleeved on the cutting spindle and is provided with the outer side opposite to the accommodating groove of the dust collection head connecting plate. The limiting ring prevents the sealing ring from falling off from the containing groove when sliding up and down relative to the cutting spindle.

In foretell full formula dust absorption head of enclosing in sliding sleeve formula carving mills machine cutting area, dust absorption head sliding sleeve lower extreme is provided with threaded connection portion, and threaded connection portion is connected with the first adjusting collar of dust absorption, and threaded connection portion's external screw thread and the internal thread threaded connection of the first adjusting collar of dust absorption, the first adjusting collar outside of dust absorption flushes with the first sliding sleeve outside of dust absorption. The dust collection head adjusting sleeve is rotated to enable the dust collection head adjusting sleeve to keep a proper distance with a workpiece in the cutting process of a machine tool, so that the dust collection effect is improved, and when a batch of products are processed, if a cutter is not clamped again, the adjusting sleeve does not need to be adjusted repeatedly.

In the full-enclosed dust collection head of the cutting area of the sliding sleeve type engraving and milling machine, the outer side of the dust collection head adjusting sleeve is distributed with reticular anti-slip stripes. The anti-slip stripes increase friction, and the dust collection head adjusting sleeve can be conveniently and manually rotated.

In the full enclosed dust collection head of cutting area of the sliding sleeve type engraving and milling machine, the telescopic cylinder component comprises L-shaped mounting plates arranged on two sides below the Z-direction sliding plate, a telescopic cylinder body is fixed above the L-shaped mounting plates, and a telescopic rod body at the lower end of the telescopic cylinder body is fixedly connected with two sides of a dust collection head connecting plate. The telescopic rod body is telescopic up and down relative to the telescopic cylinder body, so that the dust collection head connecting plate is driven to move in the vertical direction.

In the fully-enclosed dust collection head of the cutting area of the sliding sleeve type engraving and milling machine, a cutter handle is fixed at the center of the lower end of the cutting spindle, and a cutter is installed at the end head of the lower end of the cutter handle. The knife handle and the knife are of a separable structure, the knife handle and the knife can be assembled and disassembled together, and the installation speed and the positioning precision of the knife are improved.

In the fully enclosed dust collection head of the cutting area of the sliding sleeve type engraving and milling machine, the dust collection head is sleeved below the dust collection head connecting plate in a sliding manner. The sliding sleeve of the dust collection head can be detached at any time and is not influenced by the telescopic cylinder component.

Compared with the prior art, the utility model has the advantages of: the structure is simple, and normal dust collection is not easily influenced by splashing and invasion of cuttings; the sliding sleeve of the dust collection head can freely lift up and down without influencing normal tool changing; the tool handle and the tool can be assembled at the lower end of the cutting spindle after being combined, so that the tool can be changed conveniently and quickly.

Drawings

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

FIG. 2 is an assembly schematic of the cutting spindle of the present invention;

FIG. 3 is an enlarged view of the structure at A in FIG. 1;

in the figure, a machine tool body 1, a Z-direction sliding plate 2, a cutting spindle 3, a tool holder 31, a tool 32, a telescopic cylinder assembly 4, an L-shaped mounting plate 41, a telescopic cylinder body 42, a telescopic rod body 43, a dust collection head connecting plate 5, a threaded hole 51, a mounting step surface 52, a threaded part 53, a containing groove 54, a dust collection head sliding sleeve 6, an outer edge part 61, a mounting groove 62, a threaded connecting part 63, a dust collection head adjusting sleeve 64, an anti-skid stripe 65, a sealing ring 7, a limiting ring 71 and a dust collector communicating port 8 are arranged.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings and specific embodiments.

As shown in fig. 1-3, the full-enclosed dust collection head of the cutting area of the sliding sleeve type engraving and milling machine comprises a Z-direction sliding plate 2 installed on a machine tool main body 1, a cutting spindle 3 is arranged at the lower end of the Z-direction sliding plate 2, a telescopic cylinder assembly 4 is installed on two sides of the Z-direction sliding plate 2, the output end of the telescopic cylinder assembly 4 faces downwards vertically, a dust collection head connecting plate 5 is connected to the output end of the telescopic cylinder assembly 4, the telescopic cylinder assembly 4 drives the dust collection head connecting plate 5 to move up and down, a dust collection head sliding sleeve 6 is connected to the dust collection head connecting plate 5, a sealing ring 7 is clamped between the inner side of the dust collection head connecting plate 5 and the upper side of the dust collection head sliding sleeve 6, the dust collection head connecting plate 5, the dust collection head sliding sleeve 6 and the sealing ring 7 are slidably sleeved on the cutting spindle 3, and a dust collection device communication port 8 communicated with an internal dust collection cavity is fixed on the outer side of the dust collection head sliding sleeve 6. The dust collection head sliding sleeve 6 and the dust collection head connecting plate 5 are directly inserted and fixed, and a sealing ring 7 is clamped between the dust collection head sliding sleeve 6 and the dust collection head connecting plate 5 for avoiding cutting splashing, so that the dust collection structure is simplified, and the operation stability is improved.

Specifically, the dust collection head connecting plate 5 is provided with a plurality of threaded holes 51 along the circumferential direction relative to the center of the cutting spindle 3, the inner side below the dust collection head connecting plate 5 is provided with an installation step surface 52 inserted with the upper end of the dust collection head sliding sleeve 6, a threaded part 53 is in threaded connection with the lower side of the threaded holes 51, and the threaded part 53 compresses and fixes the lower side of the dust collection head connecting plate 5 and the outer edge part 61 of the upper end of the dust collection head sliding sleeve 6. The threaded hole 51 on the dust collection head connecting plate 5 is in threaded connection with a threaded piece 53, so that when the dust collection head sliding sleeve 6 and the dust collection head connecting plate 5 are tightly pressed, normal disassembly and assembly are not affected.

Deeply, the outer edge part 61 of the dust collection head sliding sleeve 6 circumferentially surrounds relative to the central axis of the dust collection head sliding sleeve 6, an annular mounting groove 62 is formed below the outer edge part in the circumferential direction, and the width of the mounting groove 62 is larger than the length of the threaded piece 53. During installation, the threaded piece 53 rotates upwards from the installation groove 62, the exposure of the threaded piece 53 is reduced, and the width required for installing the dust collection head sliding sleeve 6 on the dust collection head connecting plate 5 is effectively reduced.

Furthermore, a step-shaped containing groove 54 is formed in one side of the dust collection head connecting plate 5 opposite to the dust collection head sliding sleeve 6, and the sealing ring 7 is nested in the containing groove 54 and is tightly pressed and fixed by the containing groove 54, the cutting spindle 3 and the dust collection head sliding sleeve 6. The containing groove 54 is tightly clamped with the sealing ring 7, the sealing ring 7 is tightly pressed with the cutting main shaft 3 and slides up and down along with the sliding sleeve 6 of the dust collection head, and the gap is kept closed all the time.

Furthermore, a limiting ring 71 is arranged on one side of the sealing ring 7 opposite to the cutting spindle 3, and the limiting ring 71 is sleeved on the cutting spindle 3 and is arranged on the outer side opposite to the containing groove 54 of the dust collection head connecting plate 5. The limiting ring 71 is arranged on the cutting spindle 3, is fixed relative to the sealing ring 7, is made of a hard material, and presses the sealing ring 7 into the accommodating groove 54 to prevent the sealing ring from falling off when sliding.

Besides, the lower end of the dust collection head sliding sleeve 6 is provided with a threaded connection portion 63, the threaded connection portion 63 is connected with a dust collection head adjusting sleeve 64, the external thread of the threaded connection portion 63 is in threaded connection with the internal thread of the dust collection head adjusting sleeve 64, and the outer side of the dust collection head adjusting sleeve 64 is flush with the outer side of the dust collection head sliding sleeve 6. The dust collection head adjusting sleeve 64 is movably connected with the dust collection head sliding sleeve 6 and used for adjusting the whole length of the dust collection head sliding sleeve 6, and when a knife is fed, the dust collection head adjusting sleeve 64 keeps a proper distance with a workpiece.

Meanwhile, the outer side of the dust collection head adjusting sleeve 64 is distributed with reticular anti-slip stripes 65. The cleaning head adjusting sleeve 64 is generally manually adjusted, and the anti-slip stripes 65 facilitate the circumferential rotation of the cleaning head adjusting sleeve 64.

The telescopic cylinder assembly 4 comprises L-shaped mounting plates 41 arranged on two sides below the Z-direction sliding plate 2, a telescopic cylinder 42 is fixed above the L-shaped mounting plates 41, and a telescopic rod 43 at the lower end of the telescopic cylinder 42 is fixedly connected with two sides of the dust collection head connecting plate 5. The telescopic cylinder assembly 4 drives the dust collection head connecting plate 5 to move up and down, is controlled independently relative to the Z-direction sliding plate 2 and is only responsible for adjusting the vertical position of the dust collection head sliding sleeve 6.

Obviously, a shank 31 is fixed at the center of the lower end of the cutting spindle 3, and a cutter 32 is installed at the end of the lower end of the shank 31. The tool shank 31 is connected with the cutting spindle 3 in a locking mode, and is combined with different tools 32 at will, and the tools 32 and the tool shank 31 are mounted on the cutting spindle 3 together during mounting, so that the tool setting process is simplified.

Preferably, the cleaning head sliding sleeve 6 is arranged below the cleaning head connecting plate 5. The movement of the cleaning head adjusting sleeve 64 at the lower end of the cleaning head sliding sleeve 6 is not influenced by the cleaning head connecting plate 5.

In summary, the principle of the present embodiment is: the lower pot head of cutting 3 of main shaft has dust absorption head sliding sleeve 6, and its side is opened has dust catcher intercommunication mouth 8 and is used for absorbing smear metal and dust, and dust absorption head sliding sleeve 6 pegs graft and just is adjusted its vertical position by telescopic cylinder subassembly 4 drive with dust absorption head connecting plate 5, is provided with sealing washer 7 between, and dust absorption head sliding sleeve 6, sealing washer 7, dust absorption head connecting plate 5 and cutting main shaft 3 compress tightly each other, avoid the smear metal dust to splash into the gap.

The specific embodiments described herein are merely illustrative of the spirit of the invention. Various modifications, additions and substitutions for the specific embodiments described herein may be made by those skilled in the art without departing from the spirit of the invention or exceeding the scope of the invention as defined in the accompanying claims.

Although the terms of the machine tool body 1, the Z-direction slide plate 2, the cutting spindle 3, the tool holder 31, the tool 32, the telescopic cylinder assembly 4, the L-shaped mounting plate 41, the telescopic cylinder body 42, the telescopic rod body 43, the dust collection head connecting plate 5, the threaded hole 51, the mounting stepped surface 52, the threaded member 53, the accommodating groove 54, the dust collection head sliding sleeve 6, the outer edge portion 61, the mounting groove 62, the threaded connecting portion 63, the dust collection head adjusting sleeve 64, the anti-slip strip 65, the seal ring 7, the stop ring 71, the dust collection device communicating port 8, and the like are used more frequently, the possibility of using other terms is not excluded. These terms are used merely to more conveniently describe and explain the nature of the present invention; they are to be construed in a manner that is inconsistent with the spirit of the invention.

Claims

1. A sliding sleeve type engraving and milling machine cutting area full-enclosed dust collection head comprises a Z-direction sliding plate (2) arranged on a machine tool main body (1), wherein the lower end of the Z-direction sliding plate (2) is a cutting main shaft (3), and the sliding sleeve type engraving and milling machine cutting area full-enclosed dust collection head is characterized in that two sides of the Z-direction sliding plate (2) are provided with telescopic cylinder assemblies (4), the output ends of the telescopic cylinder assemblies (4) vertically face downwards, the output ends of the telescopic cylinder assemblies (4) are connected with a dust collection head connecting plate (5), the telescopic cylinder assemblies (4) drive the dust collection head connecting plate (5) to move up and down, the dust collection head connecting plate (5) is connected with a dust collection head sliding sleeve (6), a sealing ring (7) is clamped between the inner side of the dust collection head connecting plate (5) and the upper side of the dust collection head sliding sleeve (6), the dust collection head connecting plate (5), the dust collection head sliding sleeve (6) and the sealing ring (7) are slidably sleeved on the cutting main shaft (3), and a dust collector communicating opening (8) communicated with the internal dust collection cavity is fixed on the outer side of the dust collection head sliding sleeve (6).

2. The full-enclosed dust collection head of the cutting area of the sliding sleeve type engraving and milling machine according to claim 1, wherein a plurality of threaded holes (51) are formed in the dust collection head connecting plate (5) along the circumferential direction relative to the center of the cutting spindle (3), a mounting step surface (52) inserted into the upper end of the dust collection head sliding sleeve (6) is formed in the inner side below the dust collection head connecting plate (5), a threaded piece (53) is connected to the lower portion of each threaded hole (51) in a threaded manner, and the threaded piece (53) compresses and fixes the lower portion of the dust collection head connecting plate (5) and the outer edge portion (61) of the upper end of the dust collection head sliding sleeve (6).

3. The full-enclosed dust collection head of the cutting area of the sliding sleeve type engraving and milling machine according to claim 2, wherein the outer edge portion (61) of the sliding sleeve (6) of the dust collection head circumferentially surrounds the central axis of the sliding sleeve (6) of the dust collection head, an annular mounting groove (62) is formed below the outer edge portion in the circumferential direction, and the width of the mounting groove (62) is larger than the length of the threaded member (53).

4. The full-enclosed dust collection head of the cutting area of the sliding sleeve type engraving and milling machine according to claim 3, wherein a stepped containing groove (54) is formed in one side of the dust collection head connecting plate (5) opposite to the dust collection head sliding sleeve (6), and the sealing ring (7) is nested in the containing groove (54) and is tightly pressed and fixed by the containing groove (54), the cutting spindle (3) and the dust collection head sliding sleeve (6).

5. The full-enclosed dust collection head of the cutting area of the sliding sleeve type engraving and milling machine according to claim 4, wherein a limiting ring (71) is arranged on one side of the sealing ring (7) opposite to the cutting spindle (3), and the limiting ring (71) is sleeved on the cutting spindle (3) and is arranged on the outer side opposite to the containing groove (54) of the dust collection head connecting plate (5).

6. The full-enclosed dust collection head of the cutting area of the sliding sleeve type engraving and milling machine according to claim 1, wherein a threaded connection portion (63) is arranged at the lower end of the sliding sleeve (6) of the dust collection head, the threaded connection portion (63) is connected with a dust collection head adjusting sleeve (64), the external thread of the threaded connection portion (63) is in threaded connection with the internal thread of the dust collection head adjusting sleeve (64), and the outer side of the dust collection head adjusting sleeve (64) is flush with the outer side of the sliding sleeve (6) of the dust collection head.

7. The full-enclosed dust collection head of the cutting area of the sliding sleeve engraving and milling machine according to claim 6, wherein the outer side of the dust collection head adjusting sleeve (64) is distributed with net-shaped anti-slip stripes (65).

8. The full-enclosed dust collection head of the cutting area of the sliding sleeve type engraving and milling machine according to claim 1, wherein the telescopic cylinder assembly (4) comprises L-shaped mounting plates (41) which are arranged on two sides below the Z-direction sliding plate (2), a telescopic cylinder body (42) is fixed above the L-shaped mounting plates (41), and a telescopic rod body (43) at the lower end of the telescopic cylinder body (42) is fixedly connected with two sides of the dust collection head connecting plate (5).

9. The full-enclosed dust collection head of the cutting area of the sliding sleeve type engraving and milling machine according to claim 1, wherein a cutter handle (31) is fixed at the center of the lower end of the cutting spindle (3), and a cutter (32) is installed at the end head of the lower end of the cutter handle (31).

10. The full-enclosed dust collection head of the cutting area of the sliding sleeve type engraving and milling machine according to claim 1, wherein the dust collection head sliding sleeve (6) is arranged below the dust collection head connecting plate (5).