CN214640324U

CN214640324U - Tool rest for numerical control machine tool

Info

Publication number: CN214640324U
Application number: CN202120217884.1U
Authority: CN
Inventors: 张玉
Original assignee: Wuhan Dongrui Precision Mould Co ltd
Current assignee: Wuhan Dongrui Precision Mould Co ltd
Priority date: 2021-01-27
Filing date: 2021-01-27
Publication date: 2021-11-09
Anticipated expiration: 2031-01-27

Abstract

The utility model discloses a knife rest for digit control machine tool belongs to the numerical control processing technology field, a knife rest for digit control machine tool, including knife rest base, the spacing pipe of knife rest base upper end fixedly connected with, the chisel has the standing groove that is located spacing intraductal side, its characterized in that on the shell knife rest base: the inside cavity that has and is linked together with the standing groove of opening of knife rest base, the equal fixed mounting of two inner walls has the cylinder about the cavity, the output fixedly connected with of cylinder holds the case, hold the one end fixedly connected with solid fixed axle case that the cylinder was kept away from to the case, gu the axle case outer end rotates through the pivot and is connected with a pair of solid fixed splint, and the pivot extends to solid fixed axle incasement, and characterized by realizes the clearance of cutter surface liquid through the sponge that absorbs water, clears away the cutting fluid on cutter surface when cutter replaces the knife rest, effectively avoids remaining the corruption of liquid to the cutter, influences the life of cutter.

Description

Tool rest for numerical control machine tool

Technical Field

The utility model relates to a numerical control processing technology field, more specifically say, relate to a knife rest for digit control machine tool.

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.

The knife rest of digit control machine tool is the important part of laying the cutter, it can realize the function of large capacity storage cutter and automatic tool changing, current digit control machine tool is including the lathe bed, the numerical control panel, anchor clamps, tool changing manipulator and knife rest, digit control machine tool can change different cutters as required in the use, the cutter that comes down is placed in the knife rest to the change, although be equipped with the safety cover on the knife rest, sweeps and liquid that can effectively prevent splashing in the digit control machine tool course of working get into the knife rest, produce the influence to knife rest and cutter, but can remain partial liquid on the in-process cutter of changing the cutter, thereby produce the harm to the tool bit, influence the life of cutter.

Therefore, a device is needed for cleaning the residual liquid on the cutter head of the numerical control machine tool.

SUMMERY OF THE UTILITY MODEL

1. Technical problem to be solved

To the problem that exists among the prior art, the utility model aims to provide a knife rest for digit control machine tool, characterized by realizes the clearance of cutter surface liquid through the sponge that absorbs water, clears away the cutting fluid on cutter surface when the cutter is put back the knife rest, effectively avoids remaining the corruption of liquid to the cutter, influences the life of cutter.

2. Technical scheme

A knife rest for a numerical control machine tool comprises a knife rest base, wherein a limiting pipe is fixedly connected to the upper end of the knife rest base, a placing groove which is positioned on the inner side of the limiting pipe is formed in the upper end of a shell knife rest base, a cavity communicated with the placing groove is formed in the knife rest base, air cylinders are fixedly installed on the left inner wall and the right inner wall of the cavity, an output end of each air cylinder is fixedly connected with a containing box, one end, far away from the air cylinders, of each containing box is fixedly connected with a fixed axle box, the outer end of each fixed axle box is rotatably connected with a pair of fixed clamping plates through a rotating shaft, the rotating shaft extends into the corresponding fixed axle box, a transmission shaft which is positioned between the two rotating shafts is rotatably connected in the corresponding fixed axle box, a servo motor is fixedly installed on the inner wall of the containing box, the driving shaft of the servo motor extends into the corresponding fixed axle box and is connected with the transmission shaft, a main bevel gear is fixedly connected to the outer end of the transmission shaft, the utility model discloses a cutting tool, including bearing plate, cutter frame base, pivot, cutter frame base, one end fixedly connected with in the bearing plate axle box and the vice bevel gear that the pivot is located the fixed axle box and is connected with the meshing of main bevel gear, the sponge that absorbs water in the standing groove is extended to the fixedly connected with in the solid fixed splint outer end, the inside groove that converges that cuts of cutting tool base under having is located the standing groove, the flowing back through-hole that has and converges the groove and be linked together is cut to the inner wall under the cavity, the fluid-discharge tube that cutting tool surface liquid is linked together is realized through the sponge that absorbs water to this scheme, clears away the cutting fluid on cutter surface when the cutter returns the cutter frame, effectively avoids remaining liquid to the corruption of cutter, influences the life of cutter.

Further, the fixedly connected with baffle of intercommunication department of standing groove and cavity, and baffle upper end and the sponge lower extreme that absorbs water are in same horizontal plane, and the baffle can effectively avoid in the extrusion sponge liquid flow in the standing groove that absorbs water, can not exert an influence in the sponge gets into the standing groove that absorbs water simultaneously.

Furthermore, the protective layer is bonded to the outer end of the water absorption sponge, the water absorption sponge is completely wrapped by the protective layer, the protective layer is made of high-strength fiber materials, the protective layer can effectively prevent the water absorption sponge from being deformed due to friction with a cutter for multiple times, and the high-strength fiber materials can effectively prevent the damage to the water absorption sponge collecting tank caused by the fact that the cutter is placed in the process.

Further, the inner wall is excavated to have the bell jar under the cavity, bell jar quantity is two, and two bell jars are located two holding tank downside respectively, the intercommunication department of cavity and flowing back through-hole is located the bell jar bottom, and the bell jar can effectively promote the flow of liquid, makes the liquid in the cavity collect to flowing back through-hole, effectively avoids piling up of liquid in the cavity.

Furthermore, the fixed splint is made of metal materials, a plurality of through holes are drilled in the fixed splint, the metal materials are firm and durable, and the liquid in the water absorption sponge can be discharged more effectively through the through holes.

Further, hold the case outer end and be fixed with two sliders, the cavity inner wall chisel have with slider sliding connection's spout, slider and spout have played the supporting role to holding the case, have reduced the weight that the cylinder bore, have effectively reduced the loss of cylinder.

3. Advantageous effects

Compared with the prior art, the utility model has the advantages of:

(1) this scheme can realize the clearance of cutter surface liquid through the sponge that absorbs water, clears away the cutter and puts back the cutting fluid on cutter surface when the knife rest, effectively avoids remaining the corruption of liquid to the cutter, influences the life of cutter.

(2) The fixedly connected with baffle of intercommunication department of standing groove and cavity, and baffle upper end and the sponge lower extreme that absorbs water are in same horizontal plane, and the baffle can effectively avoid the extrusion to absorb in the sponge liquid flow in the standing groove, can not exert an influence in the sponge that absorbs water gets into the standing groove simultaneously.

(3) The protective layer is bonded to the outer end of the water absorption sponge, the water absorption sponge is completely wrapped by the protective layer, the protective layer is made of high-strength fiber materials, the protective layer can effectively prevent the water absorption sponge from being deformed due to friction with a cutter for multiple times, and the high-strength fiber materials can effectively prevent the damage to the water absorption sponge collecting tank caused by the cutter in the placing process.

(4) The inner wall is excavated to have the bell jar under the cavity, and bell jar quantity is two, and two bell jars are located two holding tank downside respectively, and the intercommunication department of cavity and flowing back through-hole is located the bell jar bottom, and the bell jar can effectively promote the flow of liquid, makes the liquid in the cavity collect to flowing back through-hole, effectively avoids piling up of liquid in the cavity.

(5) The fixed splint is made by metal material, and last the digging of fixed splint has a plurality of through-holes, and metal material is sturdy and durable, and the through-hole can be more effective the discharge absorb water the liquid in the sponge.

(6) The outer end of the containing box is fixed with two sliding blocks, the inner wall of the cavity is provided with a sliding groove in sliding connection with the sliding blocks, and the sliding blocks and the sliding groove have a supporting effect on the containing box, so that the weight born by the cylinder is reduced, and the loss of the cylinder is effectively reduced.

Drawings

Fig. 1 is a schematic cross-sectional view of the present invention;

FIG. 2 is a schematic view of the structure at A in FIG. 1;

fig. 3 is a schematic sectional view from above of the present invention;

fig. 4 is a schematic sectional view of the absorbent sponge according to the present invention.

Fig. 5 is a schematic structural view of the fixing splint of the present invention.

The reference numbers in the figures illustrate:

the automatic liquid-discharging device comprises a knife rest base 1, a limiting pipe 2, a placing groove 3, a cavity 4, an air cylinder 5, a containing box 6, a fixed axle box 7, a servo motor 8, a transmission shaft 9, a main bevel gear 10, a fixed clamping plate 11, a rotating shaft 12, an auxiliary bevel gear 13, a water-absorbing sponge 14, a liquid-discharging through hole 15, a liquid-collecting groove 16, a liquid-discharging pipe 17 and a baffle 18.

Detailed Description

The technical solution in the embodiment of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiment of the present invention; obviously, the described embodiments are only a part of the embodiments of the present invention, and not all embodiments, and all other embodiments obtained by those skilled in the art without any inventive work are within the scope of the present invention based on the embodiments of the present invention.

In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "top/bottom", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted", "provided", "sleeved/connected", "connected", and the like are to be understood in a broad sense, such as "connected", which may be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Example 1:

referring to fig. 1-5, a tool rest for a numerical control machine tool comprises a tool rest base 1, a limiting pipe 2 is fixedly connected to the upper end of the tool rest base 1, a placing groove 3 located on the inner side of the limiting pipe 2 is dug at the upper end of a housing tool rest base 1, a cavity 4 communicated with the placing groove 3 is dug inside the tool rest base 1, the specific position relationship between the placing groove 3 and the cavity 4 is shown in fig. 4, air cylinders 5 are fixedly mounted on the left inner wall and the right inner wall of the cavity 4, the air cylinders 5 are in the prior art, and a person skilled in the art can select a proper model according to actual conditions, for example: c76, the output fixedly connected with of cylinder 5 holds case 6, the one end fixedly connected with fixed axle box 7 that holds case 6 and keep away from cylinder 5, fixed axle box 7 outer end is rotated through pivot 12 and is connected with a pair of solid fixed splint 11, and pivot 12 extends to in the fixed axle box 7, fixed axle box 7 internal rotation is connected with the transmission shaft 9 that is located between two pivots 12, it has servo motor 8 to hold 6 inner wall fixed mounting of case, and servo motor 8's drive shaft extends to in the fixed axle box 7 and is connected with transmission shaft 9, servo motor 8 is prior art, suitable model can be selected according to actual conditions to the technical staff in the field, for example: 60CB 020C-010000.

Referring to fig. 1-5, a main bevel gear 10 is fixedly connected to the outer end of a transmission shaft 9, a secondary bevel gear 13 meshed with the main bevel gear 10 is fixedly connected to one end of a rotating shaft 12 located in a fixed shaft box 7, the main bevel gear 10 and the secondary bevel gear 13 are formed to form a vertical included angle, two secondary bevel gears 13 are symmetrically located at two ends of the main bevel gear 10, the main bevel gear 10 drives the two secondary bevel gears 13 to rotate in different directions, a water-absorbing sponge 14 extending into a placing groove 3 is fixedly connected to the outer end of a fixed clamp plate 11, the water-absorbing sponge 14 is located between the included angles formed by the two fixed clamp plates 11, a liquid collecting groove 16 located right below the placing groove 3 is drilled in the tool rest base 1, a liquid discharge through hole 15 communicated with the liquid collecting groove 16 is drilled in the lower inner wall of a cavity 4, a liquid discharge pipe 17 communicated with the liquid collecting groove 16 is fixedly connected to the outer end of the tool rest base 1, and is characterized in that the liquid discharge pipe 17 communicated with the liquid collecting groove is used for cleaning the liquid on the surface of the tool, the cutting fluid on the surface of the cutter is removed when the cutter is replaced into the cutter rest, so that the influence on the service life of the cutter caused by the corrosion of the residual fluid on the cutter is effectively avoided.

Please refer to fig. 2, a communicating part of the placing groove 3 and the cavity 4 is fixedly connected with a baffle 18, and the upper end of the baffle 18 and the lower end of the water-absorbing sponge 14 are in the same horizontal plane, the baffle 18 can effectively prevent the liquid in the water-absorbing sponge 14 from flowing into the placing groove 3 when being squeezed, and meanwhile, the water-absorbing sponge 14 can not be influenced when entering the placing groove 3, please refer to fig. 2, the outer end of the water-absorbing sponge 14 is bonded with a protective layer, the water-absorbing sponge 14 is completely wrapped by the protective layer, the protective layer is made of high-strength fiber material, the protective layer can effectively prevent the water-absorbing sponge 14 from being deformed due to multiple times of friction with a cutter, and the high-strength fiber material can effectively prevent the damage to the water-absorbing sponge collecting groove 16 in the cutter placing process.

Referring to fig. 1, the lower inner wall of the cavity 4 is provided with two tapered grooves, the two tapered grooves are respectively located at the lower sides of the two accommodating grooves, the communicating part between the cavity 4 and the liquid discharge through hole 15 is located at the bottom end of the tapered grooves, the tapered grooves can effectively promote the flow of the liquid, so that the liquid in the cavity 4 is collected to the liquid discharge through hole 15, and the accumulation of the liquid in the cavity 4 is effectively avoided.

In the numerical control machining process, a tool changing manipulator can change a tool which is being used according to a numerical control system, liquid is left on the changed tool, the liquid needs to be cleaned, when the tool changing manipulator places the tool in a tool rest, the tool enters a placing groove 3 through a limiting pipe 2, a water absorption sponge 14 extending into the placing groove 3 wipes the surface of the tool to absorb the residual liquid on the surface of a tool, when the water in the water absorption sponge 14 reaches a certain content, the water absorption effect of the water absorption sponge 14 is reduced, the water absorbed by the water absorption sponge 14 needs to be cleaned, a worker can control an air cylinder 5 to be contracted to an accommodating box 6 through a control panel to be incapable of being pulled, then a servo motor 8 is opened, two fixing clamping plates 11 are driven to be combined towards the center through a main bevel gear 10 and an auxiliary bevel gear 13 to extrude the liquid in the water absorption sponge 14, liquid flows into the liquid collecting groove 16 through the liquid discharge through hole 15 again, at last, the liquid is discharged through the liquid discharge pipe 17, after the liquid in the sponge 14 that absorbs water is extruded, the staff can make the servo motor 8 rotate towards the opposite direction through the control panel, make two fixed splint 11 separate, thereby make the sponge 14 that absorbs water resume the former state, then control cylinder 5 promotes and holds case 6 and remove to 3 directions of standing groove, let some entering standing groove 3 of the sponge 14 that absorbs water, the sponge 14 that absorbs water restores the original position this moment, this scheme can realize the clearance of cutter surface liquid through the sponge that absorbs water, clear away the cutting fluid on cutter surface when cutter puts back the knife rest, effectively avoid remaining the corruption of liquid to the cutter, influence the life of cutter.

The above description is only the preferred embodiment of the present invention; the scope of the present invention is not limited thereto. Any person skilled in the art should also be able to cover the technical scope of the present invention by replacing or changing the technical solution and the improvement concept of the present invention with equivalents and modifications within the technical scope of the present invention.

Claims

1. The utility model provides a knife rest for digit control machine tool, includes knife rest base (1), knife rest base (1) upper end fixedly connected with is spacing manages (2), knife rest base (1) upper end is opened and is chiseled there is standing groove (3) that are located spacing pipe (2) inboard, its characterized in that: the tool rest base (1) is internally provided with a cavity (4) communicated with the placing groove (3), the left inner wall and the right inner wall of the cavity (4) are fixedly provided with a cylinder (5), an output end of the cylinder (5) is fixedly connected with a containing box (6), one end of the containing box (6) far away from the cylinder (5) is fixedly connected with a fixed axle box (7), the outer end of the fixed axle box (7) is rotatably connected with a pair of fixed clamping plates (11) through a rotating shaft (12), the rotating shaft (12) extends into the fixed axle box (7), the fixed axle box (7) is rotatably connected with a transmission shaft (9) positioned between the two rotating shafts (12), the inner wall of the containing box (6) is fixedly provided with a servo motor (8), a driving shaft of the servo motor (8) extends into the fixed axle box (7) and is connected with the transmission shaft (9), the outer end of the transmission shaft (9) is fixedly connected with a main bevel gear (10), the utility model discloses a liquid storage device, including tool rest base (1), pivot (12) are located one end fixedly connected with in fixed axle box (7) and the vice bevel gear (13) that main bevel gear (10) meshing is connected, splint (11) outer end fixedly connected with extend to absorbent sponge (14) in standing groove (3), tool rest base (1) inside is excavated and is located standing groove (3) under catchment groove (16), cavity (4) lower inner wall is excavated and is had flowing back through-hole (15) that are linked together with catchment groove (16), fluid-discharge tube (17) that tool rest base (1) outer end fixedly connected with and catchment groove (16) are linked together.

2. A tool holder for numerically controlled machine tools according to claim 1, characterized in that: the communicated part of the placing groove (3) and the cavity (4) is fixedly connected with a baffle (18), and the upper end of the baffle (18) and the lower end of the water absorption sponge (14) are positioned on the same horizontal plane.

3. A tool holder for numerically controlled machine tools according to claim 1, characterized in that: the outer end of the water absorption sponge (14) is bonded with a protective layer, the water absorption sponge (14) is completely wrapped by the protective layer, and the protective layer is made of high-strength fiber materials.

4. A tool holder for numerically controlled machine tools according to claim 1, characterized in that: the inner wall chisel has the bell jar under cavity (4), bell jar quantity is two, and two bell jars are located two holding tank downside respectively, the intercommunication department of cavity (4) and flowing back through-hole (15) is located the bell jar bottom.

5. A tool holder for numerically controlled machine tools according to claim 1, characterized in that: the fixed splint (11) is made of metal materials, and a plurality of through holes are drilled in the fixed splint (11).

6. A tool holder for numerically controlled machine tools according to claim 1, characterized in that: two sliding blocks are fixed at the outer end of the accommodating box (6), and a sliding groove in sliding connection with the sliding blocks is formed in the inner wall of the cavity (4).