CN210413671U

CN210413671U - Digit control machine tool cutter quick replacement mechanism

Info

Publication number: CN210413671U
Application number: CN201920893791.3U
Authority: CN
Inventors: 单勇
Original assignee: Tianjin Linxi Haoxin Hardware Tools Co Ltd
Current assignee: Tianjin Linxi Haoxin Hardware Tools Co Ltd
Priority date: 2019-06-13
Filing date: 2019-06-13
Publication date: 2020-04-28
Anticipated expiration: 2029-06-13

Abstract

The utility model discloses a digit control machine tool cutter quick replacement mechanism, including adjustment disk and blade disc, the back of adjustment disk rotates and is connected with the dead lever, the utility model relates to a numerical control airport technical field. This digit control machine tool cutter quick replacement mechanism, when needing to change the cutter, fix a plurality of different cutters in advance through the blade disc, only need to rotate the blade disc through the dead lever and can switch the cutter head that has assembled, and when switching the cutter that does not assemble, it rotates to drive the adjustment disk through driving motor, it loosens the fixed to the compact heap to drive the extrusion piece, can be convenient take out the cutter from fixed knife rest and change, later the reverse drive adjustment disk rotates and can fix the cutter, it all can fix a tool bit with a knife rest installation on most lathe to have solved, it can only carry out a processing to the work piece, the processing that needs other modes just needs to change the tool bit or change lathe processing's problem.

Description

Digit control machine tool cutter quick replacement mechanism

Technical Field

The utility model relates to a numerical control airport technical field specifically is a digit control machine tool cutter quick replacement mechanism.

Background

The numerical control machine tool is a digital control machine tool for short, and is an automatic machine tool with a program control system, the control system can logically process a program with control codes or other symbol instructions, decode the program, represent the decoded program by coded numbers, input the coded number into a numerical control device through an information carrier, send various control signals by the numerical control device through operation processing, control the action of the machine tool, and automatically machine parts according to the shape and size required by a drawing.

At present, only one tool head is arranged on a plurality of machine tools by using one tool rest, the machine tool can only process a workpiece, and the tool head or the machine tool needs to be replaced for processing by processing in other modes, so that the operation is inconvenient, a large amount of time is wasted on replacing the tool head, the burden of enterprises is increased by replacing the machine tool, and the production cost of the workpiece is increased.

SUMMERY OF THE UTILITY MODEL

The utility model provides a not enough to prior art, the utility model provides a digit control machine tool cutter quick replacement mechanism has solved all only with a tool bit of knife rest installation on most machines, and it can only carry out a processing to the work piece, and the processing that needs to carry out other modes just need change the tool bit or change lathe processing, and it is very inconvenient to operate like this, with a large amount of time waste on changing the tool bit, changes the burden that the lathe will increase the enterprise, improves work piece manufacturing cost's problem.

In order to achieve the above purpose, the utility model discloses a following technical scheme realizes: the utility model provides a digit control machine tool cutter quick replacement mechanism, includes adjustment disk and blade disc, the back of adjustment disk rotates and is connected with the dead lever, the one end of dead lever runs through adjustment disk and blade disc in proper order and extends to the front of blade disc from back to front, the surface of dead lever and the inner chamber fixed connection of blade disc, the front fixedly connected with fixed block of blade disc, the surperficial swing joint of fixed block has the fixed plate, the surperficial threaded connection of fixed plate has the screw rod, the one end of screw rod runs through the surface of fixed plate and fixed block in proper order and extends to the inner chamber of fixed block, the surface of screw rod and the inner chamber threaded connection of fixed block, one side fixedly connected with stationary knife rest of fixed knife rest, the fixed surface of stationary knife rest is connected with the cushion, one side sliding connection of stationary knife rest has the compact heap, one side of, the inner cavity of the fixed tool rest is connected with the surface of the pressing block in a sliding mode through a sliding block, one side of the sliding block is connected with a power-assisted ball in a rolling mode, and the surface of the pressing block is provided with a sliding groove in sliding connection with the surface of the power-assisted ball.

Preferably, the top of adjusting disk fixedly connected with ejector pin, the one end of ejector pin runs through the back of blade disc and extends to the front of blade disc, the inner chamber of blade disc is seted up with the surperficial sliding connection's of ejector pin arc wall.

Preferably, one end of the ejector rod, which is far away from the adjusting disc, is fixedly connected with a push block, and one side of the push block, which is close to the pressing block, is fixedly connected with an extrusion block.

Preferably, the surface of the fixed rod, which is located at the back of the adjusting disk, is rotatably connected with a first gear, and the back of the adjusting disk is fixedly connected with an arc-shaped rack meshed with the first gear.

Preferably, a sleeve is rotatably connected to the surface of the fixing rod located at the back of the first gear, and a driving motor is fixedly connected to one side of the surface of the sleeve.

Preferably, a second gear meshed with the first gear is rotatably connected to the back of the adjusting disc, and the back of the second gear is fixedly connected with one end of a driving shaft of the driving motor.

Advantageous effects

The utility model provides a digit control machine tool cutter quick replacement mechanism. Compared with the prior art, the method has the following beneficial effects:

(1) the quick cutter replacing mechanism of the numerical control machine tool is characterized in that a fixing rod is connected to the back of the adjusting disc in a rotating mode, one end of the fixing rod sequentially penetrates through the adjusting disc and the cutter disc from back to front and extends to the front of the cutter disc, the surface of the fixing rod is fixedly connected with an inner cavity of the cutter disc, the front of the cutter disc is fixedly connected with a fixing block, the surface of the fixing block is movably connected with a fixing plate, the surface of the fixing plate is in threaded connection with a screw rod, one end of the screw rod sequentially penetrates through the surfaces of the fixing plate and the fixing block and extends to the inner cavity of the fixing block, the surface of the screw rod is in threaded connection with the inner cavity of the fixing block, one side of the pressing block penetrates through one side of the fixing tool rest and extends to the other side of the fixing tool rest, the inner cavity, when the cutter needs to be replaced, a plurality of cutters are fixed through the cutter head, the assembled cutter head can be switched by only rotating the cutter head through the fixing rod, when the unassembled cutter is switched, the adjusting disc is driven to rotate through the driving motor, the extrusion block is driven to loosen the fixation of the compression block, the cutter can be conveniently taken out of the fixed cutter frame for replacement, then the cutter can be fixed by reversely driving the adjusting disc to rotate, the problem that the cutter head is installed on most of machines only through one cutter frame, only one type of machining can be carried out on a workpiece, the cutter head needs to be replaced or the machine tool needs to be replaced for machining in other modes is solved, the operation is inconvenient, a large amount of time is wasted on the replacement of the cutter head, the burden of enterprises is increased by replacing the machine tool, and the production cost of the workpiece is improved.

(2) This digit control machine tool cutter quick replacement mechanism, through the one side fixedly connected with stationary knife rest at the fixed plate, the fixed surface of stationary knife rest is connected with the cushion, one side sliding connection of stationary knife rest has the compact heap, rotate at the adjustment disk and loosen the fixed of compact heap, play a fixed action to the cutter through the cushion, fix the tool bit through elastic force, it is very convenient to take out and assemble, can effectively prevent when carrying out the cutter change, cutter looseness in all the other three stationary knife rest leads to the position transform.

Drawings

Fig. 1 is a top view of the structure of the present invention;

FIG. 2 is a front view of the structure of the adjusting plate of the present invention;

fig. 3 is a bottom view of the structure of the adjusting plate of the present invention;

fig. 4 is a front view of the fixed tool holder structure of the present invention.

In the figure: 1-adjusting disk, 2-cutter head, 3-fixed rod, 4-fixed block, 5-fixed plate, 6-screw, 7-fixed cutter frame, 8-elastic pad, 9-pressing block, 10-sliding block, 11-power-assisted ball, 12-sliding groove, 13-ejector rod, 14-arc groove, 15-pushing block, 16-extruding block, 17-first gear, 18-arc rack, 19-sleeve, 20-driving motor and 21-second gear.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-4, the present invention provides a technical solution: a quick replacement mechanism for a numerical control machine tool cutter comprises an adjusting disc 1 and a cutter disc 2, wherein the back of the adjusting disc 1 is rotatably connected with a second gear 21 meshed with a first gear 17, the back of the second gear 21 is fixedly connected with one end of a driving shaft of a driving motor 20, the top of the adjusting disc 1 is fixedly connected with a push rod 13, one end, far away from the adjusting disc 1, of the push rod 13 is fixedly connected with a push block 15, one side, close to a pressing block 9, of the push block 15 is fixedly connected with an extrusion block 16, the pressing block 9 is pushed to move through the extrusion block 16, one end of the push rod 13 penetrates through the back of the cutter disc 2 and extends to the front of the cutter disc 2, an arc groove 14 in sliding connection with the surface of the push rod 13 is formed in an inner cavity of the cutter disc 2, the back of the adjusting disc 1 is rotatably connected with a fixing rod 3, the whole device can be fixed, one side of the surface of the sleeve 19 is fixedly connected with a driving motor 20, the driving motor 20 is electrically connected with a power supply, the surface of the fixed rod 3, which is positioned at the back of the adjusting disc 1, is rotatably connected with a first gear 17, the back of the adjusting disc 1 is fixedly connected with an arc-shaped rack 18 which is meshed with the first gear 17, one end of the fixed rod 3 sequentially penetrates through the adjusting disc 1 and the cutter disc 2 from back to front and extends to the front of the cutter disc 2, the surface of the fixed rod 3 is fixedly connected with an inner cavity of the cutter disc 2, the front of the cutter disc 2 is fixedly connected with a fixed block 4, the surface of the fixed block 4 is movably connected with a fixed plate 5, the surface of the fixed plate 5 is in threaded connection with a screw rod 6, the fixed knife rest 7 can be rapidly disassembled and assembled through the screw rod 6, one end of the screw rod 6 sequentially penetrates through, one side of the fixed plate 5 is fixedly connected with a fixed knife rest 7, the surface of the fixed knife rest 7 is fixedly connected with an elastic pad 8, when the adjusting disc 1 rotates to loosen the fixation of a pressing block 9, the elastic pad 8 plays a role in fixing the knife, the knife is fixed through elastic force, the taking out and the assembling are very convenient, the position change caused by the looseness of the knife in the other three fixed knife rests 7 can be effectively prevented when the knife is replaced, one side of the fixed knife rest 7 is slidably connected with the pressing block 9, one side of the pressing block 9 penetrates through one side of the fixed knife rest 7 and extends to the other side of the fixed knife rest 7, the inner cavity of the fixed knife rest 7 is slidably connected with the surface of the pressing block 9 through a sliding block 10, one side of the sliding block 10 is rotatably connected with a power assisting ball 11, the sliding is smoother through the power assisting ball 11, and the surface of the pressing block 9 is provided with a sliding, when the cutter needs to be replaced, a plurality of cutters are fixed through the cutter head 2, the assembled cutter head can be switched by only rotating the cutter head 2 through the fixing rod 3, when the unassembled cutter is switched, the adjusting disc 1 is driven to rotate through the driving motor 20, the extrusion block 16 is driven to loosen the fixation of the compression block 9, the cutter can be conveniently taken out of the fixed cutter frame 7 to be replaced, then the cutter can be fixed by reversely driving the adjusting disc 1 to rotate, the problem that only one cutter head is installed on one cutter frame on most of machines, only one machining can be carried out on a workpiece, the cutter head needs to be replaced or the machine tool needs to be replaced for machining in other modes is solved, the operation is inconvenient, a large amount of time is wasted on replacing the cutter head, the burden of enterprises is increased by replacing the machine tool, and the problem of production cost of the workpiece is solved.

When the cutter needs to be changed, the lathe drives the blade disc 2 through the dead lever 3 and rotates, the change of cutter is carried out, when no suitable cutter exists on the fixed knife rest 7, the starting drive motor 20 drives the second gear 21 to rotate, the second gear 21 drives the first gear 17 to rotate, the first gear 17 rotates and drives the adjusting disc 1 to rotate through the arc-shaped rack 18, the adjusting disc 1 drives the push block 15 to move through the ejector rod 13, the extrusion block 16 is driven to loosen the conflict to the pressing block 9, the cutter can be conveniently taken out from the fixed knife rest 7, the cutter which is changed newly is installed, the reverse drive motor 20 is fixed.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a digit control machine tool cutter quick replacement mechanism, includes adjustment disk (1) and blade disc (2), the back rotation of adjustment disk (1) is connected with dead lever (3), the one end of dead lever (3) runs through adjustment disk (1) and blade disc (2) and extends to the front of blade disc (2) from the back to the front in proper order, the surface of dead lever (3) and the inner chamber fixed connection of blade disc (2), its characterized in that: the front fixedly connected with fixed block (4) of blade disc (2), the surperficial swing joint of fixed block (4) has fixed plate (5), the surperficial threaded connection of fixed plate (5) has screw rod (6), the one end of screw rod (6) runs through the surface of fixed plate (5) and fixed block (4) in proper order and extends to the inner chamber of fixed block (4), the surface of screw rod (6) and the inner chamber threaded connection of fixed block (4), one side fixedly connected with stationary knife rest (7) of fixed plate (5), the fixed surface of stationary knife rest (7) is connected with cushion (8), one side sliding connection of stationary knife rest (7) has compact heap (9), one side of compact heap (9) runs through one side of stationary knife rest (7) and extends to the opposite side of stationary knife rest (7), the inner chamber of stationary knife rest (7) passes through the sliding surface connection of sliding block (10) and compact heap (9), one side of the sliding block (10) is connected with a power-assisted ball (11) in a rolling mode, and the surface of the pressing block (9) is provided with a sliding groove (12) in sliding connection with the surface of the power-assisted ball (11).

2. The quick change mechanism of the numerical control machine tool cutter according to claim 1, characterized in that: the top fixedly connected with ejector pin (13) of adjustment disk (1), the one end of ejector pin (13) runs through the back of blade disc (2) and extends to the front of blade disc (2), arc wall (14) with the surface sliding connection of ejector pin (13) are seted up to the inner chamber of blade disc (2).

3. The quick change mechanism of the numerical control machine tool cutter according to claim 2, characterized in that: one end of the ejector rod (13) far away from the adjusting disc (1) is fixedly connected with a push block (15), and one side of the push block (15) close to the pressing block (9) is fixedly connected with an extrusion block (16).

4. The quick change mechanism of the numerical control machine tool cutter according to claim 1, characterized in that: the surface of the fixed rod (3) positioned at the back of the adjusting disc (1) is rotatably connected with a first gear (17), and the back of the adjusting disc (1) is fixedly connected with an arc-shaped rack (18) meshed with the first gear (17).

5. The quick change mechanism of numerical control machine tool cutter according to claim 4 characterized in that: the surface of the fixed rod (3) positioned at the back of the first gear (17) is rotatably connected with a sleeve (19), and one side of the surface of the sleeve (19) is fixedly connected with a driving motor (20).

6. The quick change mechanism of numerical control machine tool cutter according to claim 4 characterized in that: the back of the adjusting disc (1) is rotatably connected with a second gear (21) meshed with the first gear (17), and the back of the second gear (21) is fixedly connected with one end of a driving shaft of the driving motor (20).