CN110744346B

CN110744346B - Numerical control milling machine workbench

Info

Publication number: CN110744346B
Application number: CN201911080792.7A
Authority: CN
Inventors: 蒋克荣; 赵茂俞; 戴淮初; 乔杨; 秦强; 姜海; 徐强
Original assignee: Hefei University
Current assignee: Hefei University
Priority date: 2019-11-07
Filing date: 2019-11-07
Publication date: 2020-09-25
Anticipated expiration: 2039-11-07
Also published as: CN110744346A

Abstract

The invention relates to the technical field of numerical control milling machines and discloses a workbench of a numerical control milling machine. The cleaning device is arranged on the workbench body through a bracket; the cleaning device comprises a shell, wherein a collecting cavity is arranged in the shell; a scraping mechanism is arranged in the collecting cavity and comprises a conveying cylinder which can rotate and extends into the T-shaped groove, and a discharge hole is formed in the outer side wall of the conveying cylinder, which is positioned in the collecting cavity; the bottom of the conveying cylinder is coaxially provided with a rotary table positioned in the T-shaped groove, a cavity is arranged in the rotary table, a plurality of arc-shaped scrapers are uniformly distributed on the outer side surface of the rotary table, outer feed ports are formed in the side walls of the cavity and at the positions corresponding to the scrapers, the bottom of the conveying cylinder extends to the bottom wall of the cavity, and inner feed ports are formed in the outer side wall of the conveying cylinder positioned in the cavity and corresponding to the outer feed ports; a rotatable rotating shaft is arranged in the conveying cylinder, and helical blades are arranged on the rotating shaft. Through the structure, the scrap iron on the workbench can be better cleaned.

Description

Numerical control milling machine workbench

Technical Field

The invention relates to the technical field of numerical control milling machines, in particular to a workbench of a numerical control milling machine.

Background

The numerical control machine tool automatically processes the processed parts according to a processing program programmed in advance. The machining process route, process parameters, tool motion track, displacement, cutting parameters and auxiliary functions of the part are compiled into a machining program list according to instruction codes and program formats specified by the numerical control machine, and then the content in the program list is recorded on a control medium and then input into a numerical control device of the numerical control machine, so that the machine tool is instructed to machine the part. In industrial production, ordinary vertical milling machine is at the in-process of carrying out processing to the work piece, can produce a large amount of iron fillings, these iron fillings can pile up the upset T type inslot on the workstation, lead to the clamping pole to be obstructed in the inslot activity, it is all very troublesome to make the clamping pole put into and take out, traditional clearance method is that the staff clears up the iron fillings in every groove with an iron harrow, if do not clear up with the iron harrow, still need clean once more with the brush, the step is loaded down with trivial details, extravagant manpower, work efficiency is low.

Disclosure of Invention

It is an object of the present invention to provide a numerically controlled milling machine table that overcomes some or all of the disadvantages of the prior art.

In order to solve the above technical problems, the present invention is solved by the following technical solutions.

A numerical control milling machine workbench comprises a workbench body and a cleaning device for cleaning metal debris in a T-shaped groove on the workbench body, wherein the cleaning device is arranged on the workbench body through a support; the cleaning device comprises a shell, wherein a collecting cavity is arranged in the shell; a scraping mechanism is arranged in the collecting cavity and comprises a conveying cylinder which can rotate and extends into the T-shaped groove, and a discharge hole is formed in the outer side wall of the conveying cylinder, which is positioned in the collecting cavity; the bottom of the conveying cylinder is coaxially provided with a rotary table positioned in the T-shaped groove, a cavity is arranged in the rotary table, a plurality of arc-shaped scrapers are uniformly distributed on the outer side surface of the rotary table, outer feed ports are formed in the side walls of the cavity and at the positions corresponding to the scrapers, the bottom of the conveying cylinder extends to the bottom wall of the cavity, and inner feed ports are formed in the outer side wall of the conveying cylinder positioned in the cavity and corresponding to the outer feed ports; a rotatable rotating shaft is arranged in the conveying cylinder, and helical blades are arranged on the rotating shaft.

According to the scrap iron cleaning device, due to the arrangement of the scraping mechanism, scrap iron in the T-shaped groove can be scraped into the cavity by the scraping plate and collected in the collecting cavity through the spiral blade, so that the scrap iron in the T-shaped groove can be collected while being cleaned by the cleaning device, the subsequent collection of the cleaned scrap iron is avoided, manpower is saved, meanwhile, the scrap iron in the T-shaped groove, which is slide-compacted in the T-shaped groove by the clamping rod in the groove, can be better shoveled due to the rotation of the scraping plate in the T-shaped groove, and therefore, compared with a brush sweeping mode, the scrap iron cleaning effect is better.

Preferably, a lifting groove is formed in the upper side face of the shell, a driving mechanism is arranged in the lifting groove and comprises an installation plate, a motor for driving the rotating shaft to rotate is arranged on the upper plate face of the installation plate, a rotating groove for allowing the upper end of the conveying cylinder to extend into is formed in the lower plate face of the installation plate, a limiting clamping groove coaxial with the rotating groove is formed in the inner side wall of the rotating groove, and a first sliding rail which is located in the limiting clamping groove and slides is arranged at the upper end of the conveying cylinder; the upper end of the rotating shaft is provided with a gear which is respectively meshed with a rotating gear arranged on the lower plate surface of the mounting plate, and the inner side wall of the conveying cylinder is provided with a gear ring meshed with the rotating gear.

According to the invention, through the arrangement of the rotating groove, the limiting clamping groove and the first slide rail, the conveying cylinder is clamped into the rotating groove, and the first slide rail is clamped into the limiting clamping groove, so that the conveying cylinder can be installed on the installation plate and can rotate; wherein, through the setting of gear, rotating gear and ring gear for gear revolve drives rotating gear and rotates, and then drives the ring gear and rotate, makes the motor drive axis of rotation drive can carry a section of thick bamboo to rotate, thereby makes the compacter of structure.

Preferably, the left side wall and the right side wall of the lifting groove are both provided with sliding grooves, and guide posts extending out of the upper side of the shell are arranged in the sliding grooves along the up-down direction; the terminal surface of mounting panel is equipped with the extension piece that is located corresponding the spout, is equipped with the through-hole that supplies the guide post to pass on the extension piece, and the cover is equipped with the buffer spring who is located between mounting panel and the spout diapire on the guide post.

According to the invention, through the arrangement of the sliding grooves, the extending blocks, the guide posts and the buffer springs, the extending blocks extend into the corresponding sliding grooves, and the guide posts penetrate through the arrangement of the extending blocks, so that the extending blocks are limited in the sliding grooves, and the mounting plate is preferably mounted in the lifting groove; wherein, buffer spring can cushion the vibration of mounting panel to can protect scraping the mechanism by the preferred.

Preferably, a lifting cavity with an upward opening is arranged in the guide column, limiting sliding grooves are oppositely arranged on the inner side wall of the lifting cavity along the vertical direction, and a circular rotating sliding groove is arranged on the outer side surface of the guide column and positioned at the upper end of the guide column; the upper end part of the guide post is provided with a rotating block, the lower end of the rotating block is provided with a clamping groove which is sleeved on the guide post, the side wall of the clamping groove is provided with a second slide rail which is positioned in the clamping groove and slides, and the upper end surface of the clamping groove is provided with a threaded cavity corresponding to the lifting cavity; the lifting cavity is internally provided with a threaded rod which penetrates through the threaded cavity and is in threaded fit with the threaded cavity, and the threaded rod is provided with a stop post which extends out to correspond to the limiting sliding groove and abuts against the side face of the extending block.

According to the structure, the second slide rail is clamped into the rotating chute, so that the rotating block is installed at the upper end of the guide post and can rotate, the threaded rod penetrates through the threaded cavity and is in threaded fit with the threaded cavity, and the retaining post extends out of the corresponding limiting chute, so that the rotating block can drive the threaded rod to move up and down in the lifting cavity, due to the arrangement of the buffer spring, the threaded rod can be lifted up and down to drive the installation plate to lift up and down, and the length of the conveying cylinder extending out of the collecting cavity can be adjusted to enable the scraping mechanism to adapt to T-shaped grooves with different depths.

Preferably, the scraper is provided with a material guide plate extending to the corresponding inner feed inlet.

According to the scrap iron conveying device, due to the arrangement of the material guide plate, scrap iron brought into the cavity by the scraper can be quickly guided into the conveying barrel through the inner feeding hole by the material guide plate, and the scrap iron cleaning effect of the scraping mechanism is better.

Preferably, the bottom wall of the cavity is provided with a first inclined surface at the corresponding outer feeding port, so that scrap iron in the T-shaped groove can enter the cavity from the outer feeding port.

Preferably, the scraper is hinged to the material guide plate through a hinge, and a second inclined plane matched with the first inclined plane is arranged on the lower end face of the scraper.

According to the scraper blade, the scraper blade can rotate due to the arrangement of the hinge, and the second inclined surface is matched with the first inclined surface, so that the scraper blade can be attached to the outer feeding opening, the scraper blade can be accommodated preferably, and the scraper blade is prevented from being damaged when not in use.

Preferably, a groove is arranged at the hinged end part of the scraper and the material guide plate, a spring installation cavity with an opening at one end is arranged on the lower side surface of the groove, a limiting groove communicated with the outer side of the scraper is arranged on the side surface of the spring installation cavity along the up-down direction, a clamping block extending into the groove is arranged in the spring installation cavity through a spring, and a deflector rod extending out of the limiting groove is arranged on the clamping block; the end face of the material guide plate is provided with a positioning block which can extend into the groove, and the positioning block is provided with a clamping groove for the clamping block to extend into.

According to the invention, the scraper can be better controlled to be in an extending and accommodating state by shifting the deflector rod, so that the operation of accommodating and working the scraper is convenient.

Preferably, the end face of the clamping block extending into the groove is provided with a third inclined surface, the positioning block pushes the clamping block to return into the spring mounting cavity through the third inclined surface, the clamping block preferably extends into the clamping groove, and operation of controlling the scraper to be in an extending state is simpler.

Preferably, the side surface of the collecting chamber and the lower end portion thereof are provided with a discharge port, preferably for discharging the iron pieces in the collecting chamber.

Drawings

FIG. 1 is a schematic view of a numerically controlled milling machine table according to embodiment 1;

FIG. 2 is a schematic sectional view of the cleaning apparatus in embodiment 1;

FIG. 3 is a schematic half-sectional view of the casing in embodiment 1;

fig. 4 is a schematic view of a scraping mechanism in embodiment 1;

FIG. 5 is a schematic half-sectional view of a turntable in example 1;

fig. 6 is a schematic view of a mounting plate in embodiment 1;

FIG. 7 is an enlarged schematic view of A in FIG. 2;

FIG. 8 is a schematic view of a guide post in example 1;

FIG. 9 is an enlarged schematic view of B in FIG. 2;

fig. 10 is a schematic view showing the connection between the guide plates and the scrapers in example 1.

The names of the parts indicated by the numerical references in the drawings are as follows: 100. a table body; 101. a T-shaped groove; 102. a sliding guide groove; 110. a support; 111. a support plate; 112. a guide rail; 113. a connecting rod; 120. a cleaning device; 210. a housing; 211. a collection chamber; 212. a lifting groove; 213. an outlet port; 220. a delivery cartridge; 221. a discharge port; 230. a turntable; 240. a rotating shaft; 241. a helical blade; 250. mounting a plate; 251. a motor; 260. a guide post; 261. a lifting cavity; 262. a buffer spring; 311. a chute; 411. a squeegee; 412. an outer feed port; 511. a cavity; 521. a material guide plate; 531. an inner feed inlet; 541. a first inclined plane; 551. a second inclined plane; 611. a rotating groove; 612. a limiting clamping groove; 613. an extension block; 614. a through hole; 621. a rotating gear; 711. a gear; 721. a ring gear; 811. a limiting chute; 820. rotating the block; 831. a threaded rod; 832. a bumping post; 911. rotating the chute; 921. a clamping groove; 922. a second slide rail; 923. a threaded cavity; 1011. a hinge; 1021. a groove; 1022. a spring mounting cavity; 1023. a limiting groove; 1031. a clamping block; 1032. a deflector rod; 1033. a third inclined plane; 1041. a spring; 1051. positioning blocks; 1052. a clamping groove.

Detailed Description

For a further understanding of the invention, reference should be made to the following detailed description taken in conjunction with the accompanying drawings and examples. It is to be understood that the examples are illustrative of the invention and not limiting.

Example 1

As shown in fig. 1 to 10, the present embodiment provides a numerical control milling machine table, which includes a table body 100, and further includes a cleaning device 120 for cleaning metal debris in a T-shaped groove 101 on the table body 100, the cleaning device 120 is disposed on the table body 100 through a support 110, and a sliding guide groove 102 is disposed on front and rear side surfaces of the table body 100 along an extending direction of the T-shaped groove 101; the bracket 110 includes support plates 111 disposed at both sides of the table body 100, guide rails 112 sliding in the sliding guide grooves 102 are disposed on the support plates 111, a connecting rod 113 is connected between the support plates 111, and two connecting plates connected to the cleaning device 120 and moving along the length direction of the connecting rod 113 are disposed on the connecting rod 113; the cleaning device 120 comprises a housing 210, a collection chamber 211 is arranged in the housing 210; a scraping mechanism is arranged in the collecting cavity 211 and comprises a conveying cylinder 220 which can rotate and extends into the T-shaped groove 101, and a discharge hole 221 is formed in the outer side wall of the conveying cylinder 220, which is positioned in the collecting cavity 211; the bottom of the conveying cylinder 220 is coaxially provided with a rotary table 230 positioned in the T-shaped groove 101, a cavity 511 is arranged in the rotary table 230, a plurality of arc-shaped scrapers 411 are uniformly distributed on the outer side surface of the rotary table 230, an outer feed port 412 is arranged on the side wall of the cavity 511 and at the position corresponding to the scrapers 411, the bottom of the conveying cylinder 220 extends to the bottom wall of the cavity 511, and an inner feed port 531 is arranged on the outer side wall of the conveying cylinder 220 positioned in the cavity 511 and corresponding to the outer feed port 412; a rotatable rotating shaft 240 is arranged in the conveying cylinder 220, and a helical blade 241 is arranged on the rotating shaft 240.

In this embodiment, the conveying cylinder 220 and the rotating disc 230 are in an integrated structure, and the rotating disc 230 is located in the limiting portion of the T-shaped groove 101, so that the conveying cylinder 220 rotates to drive the rotating disc 230 to rotate; because the conveying cylinder 220 extends to the bottom wall of the cavity 511 and is provided with the inner feeding hole 531, the iron filings entering the cavity 511 can enter the conveying cylinder 220 through the inner feeding hole 531; the conveying cylinder 220 extends into the collecting cavity 211, the discharging hole 221 is formed in the upper end of the collecting cavity 211, the rotating shaft 240 in the conveying cylinder 220 rotates to drive the helical blade 241 to rotate, further, scrap iron entering the conveying cylinder 220 is driven to ascend and enters the collecting cavity 211 through the discharging hole 221 to be collected, compared with a cleaning mode of an iron rake and a brush in the prior art, the scrap iron collecting device can be used for collecting scrap iron while cleaning scrap iron in the T-shaped groove 101, the follow-up collection of cleaned scrap iron is avoided, and manpower is saved; the scrap iron sliding and compacting in the T-shaped groove 101 by the clamping rod in the T-shaped groove 101 can be better shoveled by the scrap iron scraping mode of the scraping plate 411 rotating in the T-shaped groove 101, so that the scrap iron sweeping effect of the embodiment is better compared with the brush sweeping mode; the discharge port 221 is arranged above the collecting cavity 211, so that scrap iron driven by the helical blade 241 can fall to the bottom of the collecting cavity 211 from the discharge port 221, blockage at the discharge port 221 is avoided, and more scrap iron can be better collected in the collecting cavity 211; in this embodiment, the arrangement of the sliding guide groove 102 and the guide rail 112 enables the bracket 110 to move along the sliding guide groove 102, so that the cleaning device 120 can move along the T-shaped groove 101 by manually pushing the bracket 110, and scrap iron in the T-shaped groove 101 can be cleaned more effectively; since the connecting plate can move on the connecting rod 113, the cleaning device 120 can clean different T-shaped grooves 101 on the table body 100.

In this embodiment, a lifting groove 212 is formed on the upper side surface of the housing 210, a driving mechanism is arranged in the lifting groove 212, the driving mechanism includes a mounting plate 250, a motor 251 for driving the rotating shaft 240 to rotate is arranged on the upper plate surface of the mounting plate 250, a rotating groove 611 into which the upper end of the conveying cylinder 220 extends is arranged on the lower plate surface of the mounting plate 250, a limiting slot 612 coaxial with the rotating groove 611 is arranged on the inner side wall of the rotating groove 611, and a first slide rail 222 located in the limiting slot 612 and sliding is arranged at the upper end of the conveying cylinder 220; the upper end of the rotating shaft 240 is provided with a gear 711, the gear 711 is engaged with a rotating gear 621 mounted on the lower plate of the mounting plate 250, and the inner side wall of the conveying cylinder 220 is provided with a gear ring 721 engaged with the rotating gear 621.

Through the arrangement of the rotating groove 611, the limiting clamping groove 612 and the first slide rail 222 in the embodiment, the conveying cylinder 220 is clamped in the rotating groove 611 and the first slide rail 222 is clamped in the limiting clamping groove 612, so that the conveying cylinder 220 can be installed on the installation plate 250 and can rotate; the gear 711, the rotating gear 621 and the gear ring 721 are arranged, so that the gear 711 rotates to drive the rotating gear 621 to rotate, the gear ring 721 is driven to rotate, the motor 251 drives the rotating shaft 240 to drive the conveying cylinder 220 to rotate, and the structure is more compact.

In this embodiment, the left and right side walls of the lifting slot 212 are both provided with sliding slots 311, and guide posts 260 extending out of the upper side of the housing 210 are arranged in the sliding slots 311 along the up-down direction; the end face of the mounting plate 250 is provided with an extension block 613 positioned in the corresponding sliding groove 311, the extension block 613 is provided with a through hole 614 for the guide post 260 to pass through, and the guide post 260 is sleeved with a buffer spring 262 positioned between the mounting plate 250 and the bottom wall of the sliding groove 311.

Through the arrangement of the sliding slots 311, the extending blocks 613, the guide posts 260 and the buffer springs 262 in the embodiment, the extending blocks 613 extend into the corresponding sliding slots 311 and the guide posts 260 penetrate through the extending blocks 613, so that the extending blocks 613 are limited in the sliding slots 311, and the mounting plate 250 is preferably mounted in the lifting slot 212; wherein, the buffer spring 262 can buffer the vibration of the mounting plate 250, so as to protect the scraping mechanism better.

In this embodiment, a lifting cavity 261 with an upward opening is arranged in the guide post 260, a limiting sliding groove 811 is oppositely arranged on the inner side wall of the lifting cavity 261 along the up-down direction, and a circular rotating sliding groove 911 is arranged on the outer side surface of the guide post 260 and at the upper end; the upper end part of the guide post 260 is provided with a rotating block 820, the lower end of the rotating block 820 is provided with a clamping groove 921 which is sleeved on the guide post 260, the side wall of the clamping groove 921 is provided with a second sliding rail 922 which is positioned in the clamping groove 921 and slides, and the upper end surface of the clamping groove 921 is provided with a threaded cavity 923 corresponding to the lifting cavity 261; be equipped with in the lift chamber 261 and pass screw cavity 923 and with screw cavity 923 screw-thread fit's threaded rod 831, be equipped with on the threaded rod 831 and stretch out to correspond spacing spout 811 and support by the bumping post 832 on the side on the extension piece 613.

Through the above-mentioned structure in this embodiment, second slide rail 922 card is gone into to make the turning block 820 install in guide post 260 upper end and can rotate in rotating spout 911, wherein, threaded rod 831 passes threaded cavity 923 and stretches out corresponding spacing spout 811 with threaded cavity 923 screw-thread fit and bumping post 832, thereby make the turning block 820 rotate and to drive threaded rod 831 and reciprocate in lift chamber 212, because, buffer spring 262's setting, make threaded rod 831 go up and down to drive mounting panel 250 go up and down, thereby make the length that a transport section of thick bamboo 220 stretches out collection chamber 211 can adjust and make the mechanism of scraping of shovel adapt to the T type groove 101 of the different degree of depth.

In this embodiment, the scraper 411 is provided with a material guiding plate 521 extending to the corresponding inner feeding hole 531.

In this embodiment, through the arrangement of the material guiding plate 521, the material guiding plate 521 can rapidly guide the iron filings brought into the cavity 511 by the scraper 411 into the conveying cylinder 220 through the inner feeding hole 531, so that the effect of sweeping the iron filings by the scraping mechanism is better.

In this embodiment, the bottom wall of the cavity 511 and the corresponding outer feeding hole 412 are respectively provided with a first inclined surface 541, so that preferably, iron chips in the T-shaped groove 101 enter the cavity 511 from the outer feeding hole 412, and the scraping plate 411 has a better effect of cleaning the iron chips. .

In this embodiment, the scraper 411 is hinged to the material guiding plate 521 by a hinge 1011, and a second inclined surface 551 matching with the first inclined surface 541 is provided on the lower end surface of the scraper 411.

In this embodiment, the scraper 411 can rotate due to the hinge 1011, and the second inclined surface 551 and the first inclined surface 541 cooperate with each other, so that the scraper 411 can be attached to the outer feed opening 412, and the scraper 411 can be preferably accommodated, thereby preventing the scraper 411 from being damaged when not in use.

In this embodiment, a groove 1021 is arranged at the hinged end of the scraper 411 and the material guide plate 521, a spring installation cavity 1022 with an opening at one end is arranged on the lower side surface of the groove 1021, a limiting groove 1023 communicated with the outer side of the scraper 411 is arranged on the side surface of the spring installation cavity 1022 along the up-down direction, a clamping block 1031 extending into the groove 1021 is arranged in the spring installation cavity 1022 through a spring 1041, and a deflector 1032 extending out of the limiting groove 1023 is arranged on the clamping block 1031; the end face of the material guiding plate 521 is provided with a positioning block 1051 which can extend into the groove 1021, and the positioning block 1051 is provided with a clamping groove 1052 for the clamping block 1031 to extend into.

In this embodiment, through the above structure, make toggle driving lever 1032 make fixture block 1031 retract in spring mounting chamber 1022 and rotate scraper 411 and make locating piece 1051 be located in recess 1021, loosen driving lever 1032 this moment, spring 1041 promotes fixture block 1031 and makes scraper 411 be in the extended state in stretching into draw-in groove 1052, the work of scraper 411 of being convenient for, toggle driving lever 1032 makes fixture block 1031 retract in spring mounting chamber 1022 and rotate scraper 411 and can make scraper 411 accomodate in outer feed inlet 412 department, thereby make convenient operation.

In this embodiment, the end surface of the clamping block 1031 extending into the recess 1021 is provided with a third inclined surface 1033, and the positioning block 1051 pushes the clamping block 1031 to return to the spring installation cavity 1022 through the third inclined surface 1033.

Through the setting of third inclined plane 1033 in this embodiment for rotation scraper 411 makes locating piece 1051 stretch into in the recess 1021 when locating piece 1051 makes the automatic extrusion of third inclined plane 1033 make in the fixture block 1031 retraction spring mounting chamber 1022, when draw-in groove 1052 and fixture block 1031 are relative, spring 1041 pushes automatically that fixture block 1031 stretches into in draw-in groove 1052 makes scraper 411 be in the extended state, the work of being convenient for, make the operation simpler.

In this embodiment, the side surface of the collecting cavity 211 and the lower end portion thereof are provided with a discharge port 213, which preferably allows the iron pieces in the collecting cavity 211 to be discharged.

When the numerical control milling machine workbench of the embodiment is used specifically, firstly, according to the depth of the T-shaped groove 101 on the workbench body 100, the rotating block 820 is rotated to drive the mounting plate 250 to ascend and descend on the upright post 260 to adjust the depth of the conveying cylinder 220 extending out of the shell 210 to be suitable for the T-shaped groove 101, then the starting motor 251 is started to drive the rotating shaft 240 and the conveying cylinder 220 to rotate, and meanwhile, the bracket 110 is pushed to move on the workbench body 100, so that the cleaning device 120 can clean iron filings in the T-shaped groove 101, and the connecting plate is pushed to move on the connecting rod 113 to enable the turntable 230 to clean different T-shaped grooves 101 on the workbench body 100; when the scraper 411 needs to be accommodated, the poking rod 1032 is poked to enable the fixture block 1031 to retract into the spring installation groove 1032, the scraper 411 is pushed to be accommodated in the corresponding outer feed port 412 of the rotary disc 230, the scraper 411 is poked to enable the positioning block 1051 to extend into the groove 1021 when the scraper 411 needs to be used, and the fixture block 1031 is clamped into the clamping groove 1052.

In summary, the above-mentioned embodiments are only preferred embodiments of the present invention, and all equivalent changes and modifications made in the claims of the present invention should be covered by the claims of the present invention.

Claims

1. A numerically controlled fraise machine workstation, includes workstation body (100), its characterized in that: the cleaning device is characterized by further comprising a cleaning device (120) used for cleaning metal debris in the T-shaped groove (101) on the workbench body (100), wherein the cleaning device (120) is arranged on the workbench body (100) through a support (110); the cleaning device (120) comprises a shell (210), wherein a collecting cavity (211) is arranged in the shell (210); a scraping mechanism is arranged in the collecting cavity (211), the scraping mechanism comprises a conveying cylinder (220) which can rotate and extends into the T-shaped groove (101), and a discharge hole (221) is formed in the outer side wall, located in the collecting cavity (211), of the conveying cylinder (220); the bottom of the conveying cylinder (220) is coaxially provided with a rotary table (230) positioned in the T-shaped groove (101), a cavity (511) is arranged in the rotary table (230), a plurality of arc-shaped scrapers (411) are uniformly distributed on the outer side surface of the rotary table (230), an outer feeding hole (412) is formed in the side wall of the cavity (511) and positioned at the corresponding scraper (411), the bottom of the conveying cylinder (220) extends to the bottom wall of the cavity (511), and an inner feeding hole (531) is formed in the outer side wall of the conveying cylinder (220) positioned in the cavity (511) and corresponding to the outer feeding hole (412); a rotatable rotating shaft (240) is arranged in the conveying cylinder (220), and a helical blade (241) is arranged on the rotating shaft (240); a lifting groove (212) is formed in the upper side face of the shell (210), a driving mechanism is arranged in the lifting groove (212), the driving mechanism comprises a mounting plate (250), a motor (251) for driving a rotating shaft (240) to rotate is arranged on the upper plate face of the mounting plate (250), a rotating groove (611) into which the upper end of the conveying cylinder (220) extends is formed in the lower plate face of the mounting plate (250), a limiting clamping groove (612) coaxial with the rotating groove (611) is formed in the inner side wall of the rotating groove (611), and a first sliding rail (222) which is located in the limiting clamping groove (612) and slides is arranged at the upper end of the conveying cylinder (220); a gear (711) is arranged at the upper end of the rotating shaft (240), the gear (711) is respectively meshed with a rotating gear (621) arranged on the lower plate surface of the mounting plate (250), and a gear ring (721) meshed with the rotating gear (621) is arranged on the inner side wall of the conveying cylinder (220); the left side wall and the right side wall of the lifting groove (212) are both provided with sliding grooves (311), and guide posts (260) extending out of the upper side of the shell (210) are arranged in the sliding grooves (311) along the vertical direction; an extension block (613) positioned in the corresponding sliding groove (311) is arranged on the end surface of the mounting plate (250), a through hole (614) for the guide post (260) to pass through is arranged on the extension block (613), and a buffer spring (262) positioned between the mounting plate (250) and the bottom wall of the sliding groove (311) is sleeved on the guide post (260); a lifting cavity (261) with an upward opening is arranged in the guide post (260), a limiting sliding groove (811) is oppositely arranged on the inner side wall of the lifting cavity (261) along the vertical direction, and a circular rotating sliding groove (911) is arranged on the outer side surface of the guide post (260) and at the upper end; a rotating block (820) is arranged at the upper end part of the guide column (260), a clamping groove (921) which is sleeved on the guide column (260) is formed in the lower end of the rotating block (820), a second sliding rail (922) which is located in the clamping groove (921) and slides is arranged on the side wall of the clamping groove (921), and a threaded cavity (923) corresponding to the lifting cavity (261) is arranged on the upper end surface of the clamping groove (921); be equipped with in lift chamber (261) and pass screw cavity (923) and with screw cavity (923) screw-thread fit's threaded rod (831), be equipped with on threaded rod (831) and stretch out corresponding spacing spout (811) and support by bumping post (832) on the side on extension piece (613).

2. A numerically controlled fraise machine table according to claim 1, wherein: the scraping plate (411) is provided with a material guide plate (521) extending to the corresponding inner feed port (531).

3. A numerically controlled fraise machine table according to claim 2, wherein: first inclined planes (541) are arranged on the bottom wall of the cavity (511) and are positioned at the corresponding outer feed inlet (412).

4. A numerically controlled fraise machine table according to claim 3, wherein: the scraping plate (411) is hinged on the material guide plate (521) through a hinge (1011), and a second inclined surface (551) matched with the first inclined surface (541) is arranged on the lower end surface of the scraping plate (411).

5. A numerically controlled fraise machine table according to claim 4, wherein: a groove (1021) is arranged at the hinged end part of the scraper (411) and the material guide plate (521), a spring installation cavity (1022) with one open end is arranged on the lower side surface of the groove (1021), a limiting groove (1023) communicated with the outer side of the scraper (411) is arranged on the side surface of the spring installation cavity (1022) along the up-down direction, a clamping block (1031) extending into the groove (1021) is arranged in the spring installation cavity (1022) through a spring (1041), and a deflector rod (1032) extending out of the limiting groove (1023) is arranged on the clamping block (1031); the end face of the material guide plate (521) is provided with a positioning block (1051) which can extend into the groove (1021), and the positioning block (1051) is provided with a clamping groove (1052) for the clamping block (1031) to extend into.

6. A numerically controlled fraise machine table according to claim 5, wherein: the end face of the clamping block (1031) extending into the groove (1021) is provided with a third inclined surface (1033), and the positioning block (1051) pushes the clamping block (1031) to return into the spring installation cavity (1022) through the third inclined surface (1033).

7. A numerically controlled fraise machine table according to claim 1, wherein: the side surface of the collection cavity (211) and the lower end part are provided with a discharge port (213).