CN223441923U

CN223441923U - A CNC machine tool for mold machining

Info

Publication number: CN223441923U
Application number: CN202422975217.6U
Authority: CN
Inventors: 李总行; 黄长海
Original assignee: Luoyang Ruixin Technology Co ltd
Current assignee: Luoyang Ruixin Technology Co ltd
Priority date: 2024-12-04
Filing date: 2024-12-04
Publication date: 2025-10-17
Anticipated expiration: 2034-12-04

Abstract

The utility model discloses a numerical control machine tool for die machining, which relates to the field of die machines and comprises a device main body, wherein the front part of the device main body is connected with a cabinet door, a workbench is arranged in the device main body, a grinding device is arranged in the device main body far away from the workbench, a fixed block is connected to the upper surface of the workbench, a self-locking mechanism for improving clamping stability is arranged in a movable groove, the self-locking mechanism comprises a rotating block, the rotating block rotates in the movable groove, a torsion spring is connected between the rotating block and the movable groove, and a rotating block is fixed at the bottom of the rotating block. This a digit control machine tool for mould machine tooling can drive the fixed block of top and move in opposite directions when external piece removes, can extrude when two fixed blocks move the machined part side, has improved the efficiency of the fixed work piece of digit control machine tool, and secondly can drive gear positioning through the rotating block to drive the fixed block location, can improve the stability of machined part centre gripping.

Description

Numerical control machine tool for die machining

Technical Field

The utility model relates to the technical field of die machines, in particular to a numerical control machine tool for die machining.

Background

The die machine is a tool for forming articles, the processing of the appearance of the articles is realized by changing the physical state of formed materials, a numerical control machine tool is needed in the production of the die machine, the numerical control machine tool is an automatic device for controlling the machine tool to process and operate through a preprogrammed instruction, and the die machine has high precision, high efficiency and automation degree and is very widely used.

At present, the numerical control machine tool has certain defects, such as unstable clamping, falling, deviation and the like:

In order to overcome the problem of unstable clamping, the Chinese patent of the prior art (publication No. CN 221455084U) discloses a part machining positioning device of a numerical control machine tool, which is characterized in that clamping components arranged in a numerical control machine tool body are used for realizing clamping and positioning of workpieces with different specifications, the clamping components comprise a moving groove and the like, the moving groove is arranged on a workbench, a screw rod and a fixed plate are arranged in the moving groove, a clamping shaft and clamping plates are arranged on the fixed plate, the clamping components are provided with two groups, the workpieces are required to be clamped and positioned after being placed on the workbench, the moving motor is used for driving the screw rod to rotate so as to enable the fixed plate to adjust the position, then the two groups of clamping plates are used for clamping and fixing the workpieces, drilling work is carried out after the clamping and positioning of the workpieces with different specifications, and the adjustable fixed plate can be suitable for the workpieces with different specifications, and falling or deviation of the workpieces is prevented when the workpieces are clamped;

But the numerical control machine tool that uses at present still exists certain not enough, carries out the centre gripping fixed through the screw rod to the machined part in the above-mentioned file, and the use wearing and tearing of screw rod is bigger, and screw rod extrusion's efficiency is lower generally simultaneously, can influence the efficiency of work piece processing, and the splint of second device are inconvenient to be changed, also can influence production machining efficiency, consequently need improve current structure.

Disclosure of utility model

The utility model aims to provide a numerical control machine tool for die machining, which aims to solve the problems that in the background technology, the clamping efficiency of the numerical control machine tool on a workpiece is low, the time is relatively consumed and the fixed block of the machine tool is inconvenient to replace.

In order to achieve the purpose, the utility model provides the technical scheme that the numerical control machine tool for die machining comprises a device main body, wherein the front part of the device main body is connected with a cabinet door, a workbench is arranged in the device main body, a grinding device is arranged in the device main body far away from the workbench, and a fixing block is connected to the upper surface of the workbench:

The movable groove is formed in the top of the workbench, a first toothed plate is arranged in the movable groove in a sliding mode, a second toothed plate is symmetrically arranged in the movable groove close to the first toothed plate in a sliding mode, external connection blocks are fixed on the tops of the second toothed plate and the first toothed plate and penetrate through the movable groove in a sliding mode, the top of each external connection block is connected with a fixed block, and a clamping mechanism for improving clamping efficiency of a machine tool is arranged in the workbench;

The top of the external connection block is provided with a through groove in a penetrating mode, and a rotating mechanism for replacing the fixed block is arranged inside the external connection block.

Further, the fixture comprises a gear, the gear is connected between the first toothed plate and the second toothed plate in a meshed mode, the gear rotates at the output end of the motor, and the motor is arranged inside the movable groove.

Further, the inside self-locking mechanism that improves clamping stability that is provided with of movable groove, self-locking mechanism includes rotatory piece, rotatory piece is rotatory inside the movable groove, be connected with the torsional spring between rotatory piece and the movable groove, rotatory piece bottom is fixed with the rotating block.

Further, the ratchet is fixed with at the gear top, the ratchet is connected in the turning block side, workstation upper surface internal connection has the depression bar, the depression bar bottom is fixed with the extrusion piece.

Further, the extrusion piece slides inside the movable groove, and the inclined plane laminating of extrusion piece is in the side that the rotation piece is close to the ratchet, extrusion piece side is fixed with the stopper, the stopper slides inside the workstation.

Further, rotary mechanism includes the rotary rod, the rotary rod runs through the rotation and runs through the inslot portion, the rotary rod is connected with the torsional spring with run through between the groove, the rotary rod top is fixed with the locating piece, the locating piece is rotatory inside the constant head tank, the constant head tank is seted up in the fixed block bottom, the guide way has been seted up to the side that the fixed block is close to the constant head tank, guide way and external piece are sliding connection.

Compared with the prior art, the utility model has the beneficial effects that:

1. According to the numerical control machine tool for die machining, the fixed blocks at the top can be driven to move in opposite directions when the external block moves, and the two fixed blocks can be extruded when moving to the side face of a machined part, so that the efficiency of fixing a workpiece by the numerical control machine tool is improved, and the gear can be driven to position through the rotating block, so that the fixed blocks are driven to position, and the stability of clamping the machined part can be improved;

2. The second toothed plate and the first toothed plate are symmetrically connected to the two sides of the gear, and the gear can synchronously move when rotating, so that the fixed block is driven to stably extrude a workpiece, the efficiency of the meshing operation mode is high, and the clamping efficiency can be improved;

3. The ratchet wheel and the rotating block are arranged, and the automatic locking of the gear can be realized through the ratchet wheel and the rotating block, so that the workpiece can be kept stable and prevented from loosening when the workpiece is clamped by the fixed block;

4. The extrusion block is arranged, and the rotating block can be extruded through the extrusion block, so that the rotating block does not lock the ratchet wheel any more, and the workpiece can be clamped or loosened conveniently;

5. The positioning block is arranged, and the fixing block can be detached through the separation of the positioning block and the positioning groove, so that the replacement efficiency of the fixing block is improved.

Drawings

FIG. 1 is a schematic diagram of the overall front perspective structure of the present utility model;

FIG. 2 is an enlarged perspective view of the grinding device of the present utility model;

FIG. 3 is a schematic cross-sectional perspective view of a workbench according to the utility model;

FIG. 4 is an enlarged perspective view of the ratchet wheel of the present utility model;

FIG. 5 is an enlarged perspective view of the fixing block of the present utility model;

fig. 6 is an enlarged perspective view of a rotary rod according to the present utility model.

The device comprises a device body 1, a cabinet door 2, a workbench 3, a grinding device 4, a fixed block 5, a movable groove 301, a movable groove 302, a first toothed plate 303, a second toothed plate 304, an external connecting block 305, a gear 306, a rotating block 307, a rotating block 308, a ratchet 309, a pressing rod 310, a pressing block 311, a limiting block 312, a penetrating groove 313, a rotating rod 314, a positioning block 315, a guide groove 316 and a positioning groove.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

In order to solve the problems that a numerical control machine tool clamps a workpiece with low efficiency and consumes time, the utility model discloses a clamping mechanism:

Comprises a device main body 1, a cabinet door 2 is connected at the front part of the device main body 1, a workbench 3 is arranged in the device main body 1, a grinding device 4 is arranged in the device main body 1 far away from the workbench 3, a fixed block 5 is connected on the upper surface of the workbench 3, a movable groove 301 is arranged at the top of the workbench 3, a first toothed plate 302 slides in the movable groove 301, a second toothed plate 303 slides symmetrically in the movable groove 301 near the inner part of the first toothed plate 302, external blocks 304 are fixedly connected at the tops of the second toothed plate 303 and the first toothed plate 302, the external blocks 304 penetrate and slide in the movable groove 301, the top of each external block 304 is connected with the fixed block 5, a clamping mechanism for improving the clamping efficiency of a machine tool is arranged in the workbench 3, a penetrating groove 312 is penetrated and arranged at the top of each external block 304, a rotating mechanism for replacing the fixed block 5 is arranged in the external block 304, the clamping mechanism comprises a gear 305, the gear 305 is engaged and connected between the first toothed plate 302 and the second toothed plate 303, the gear 305 rotates at the output end of the motor, the motor is arranged in the movable groove 301, when the numerical control machine tool is used, a workpiece is placed on the upper surface of the workbench 3, the workpiece is fixed through the fixed block 5, the cabinet door 2 is closed after the fixing, then the grinding device 4 is controlled by the input control program to process the workpiece, when the workpiece is placed on the appointed position of the surface of the workbench 3, the motor is started, the output end of the motor can drive the gear 305 to rotate when the motor is started, the gear 305 can drive the second toothed plate 303 to move in engagement with the first toothed plate 302 when the gear 305 rotates, the second toothed plate 303 can slide through the movable groove 301 when engaged with the first toothed plate 302, the second toothed plate 303 can respectively drive the external block 304 to move when sliding with the first toothed plate 302, the external block 304 can drive the fixed block 5 on the top to move in opposite directions when moving, the two fixing blocks 5 can be extruded when moving to the side surface of the workpiece, so that the efficiency of fixing the workpiece by the numerical control machine tool is improved.

In order to solve the problem that a clamping mechanism of a numerical control machine tool may not be stable enough, the utility model discloses a self-locking mechanism on the basis of the first embodiment, which is provided by the utility model, as shown in the technical scheme of fig. 2-4:

the self-locking mechanism for improving the clamping stability is arranged in the movable groove 301, the self-locking mechanism comprises a rotating block 306, the rotating block 306 rotates in the movable groove 301, a torsion spring is connected between the rotating block 306 and the movable groove 301, a rotating block 307 is fixed at the bottom of the rotating block 306, a ratchet 308 is fixed at the top of a gear 305, the ratchet 308 is connected to the side surface of the rotating block 307, a pressing rod 309 is connected to the inner part of the upper surface of a workbench 3, an extrusion block 310 is fixed at the bottom of the pressing rod 309, the extrusion block 310 slides in the movable groove 301, the inclined surface of the extrusion block 310 is attached to the side surface of the rotating block 307, a limiting block 311 is fixed on the side surface of the extrusion block 310, the limiting block 311 slides in the workbench 3, when a numerical control machine tool fixes a workpiece, the gear 305 can rotate, the ratchet 308 can be driven to rotate when the gear 305 rotates, the ratchet 308 can be extruded by the inclined surface when the ratchet 308 rotates, the rotating block 307 can drive the rotating block 306 to rotate when being extruded, the rotating block 306 can twist the torsion spring tightly through the movable groove 301 when rotating, the ratchet 308 can continue to rotate after the rotating block 307 is twisted to a specified angle, when the fixed block 5 clamps and fixes a workpiece, the ratchet 308 can stop rotating, at this time, the rotating block 306 can reset through the torsion spring, the rotating block 307 can be driven to reset when the rotating block 306 resets, the rotating block 307 can rotate to the plane of the ratchet 308 to position when resetting, the ratchet 308 can drive the gear 305 to position when positioning, thereby driving the fixed block 5 to position, improving the stability of clamping the workpiece, and when the workpiece needs to be loosened, the pressing rod 309 can drive the extrusion block 310 to move, the limiting block 311 can be driven to move when the extrusion block 310 and the limiting block 311 can both slide through the movable groove 301, the inclined surface can extrude the rotating block 307 when the extruding block 310 slides downwards, and the extruded rotating block 307 can rotate out of the plane of the ratchet wheel 308, so that the gear 305 can rotate randomly, and convenience of use is improved.

In the third embodiment, as shown in fig. 2, 3, 5 and 6, the present utility model provides the following technical solutions: in order to solve the inconvenient change of fixed block 5 of digit control machine tool, influence machining efficiency's problem, disclosed rotary mechanism:

The rotary mechanism comprises a rotary rod 313, the rotary rod 313 penetrates through and rotates inside a penetrating groove 312, a torsion spring is connected between the rotary rod 313 and the penetrating groove 312, a positioning block 314 is fixed at the top end of the rotary rod 313, the positioning block 314 rotates inside a positioning groove 316, the positioning groove 316 is formed in the bottom of the fixed block 5, a guide groove 315 is formed in the side face of the fixed block 5, which is close to the positioning groove 316, the guide groove 315 is in sliding connection with the external block 304, when the fixed block 5 of the numerical control machine tool needs to be replaced after long-time use, the rotary rod 313 can rotate through the penetrating groove 312, the positioning block 314 can be driven to rotate when the rotary rod 313 rotates, the positioning block 314 can rotate through the positioning groove 316, the fixed block 5 can be pushed upwards when the positioning block 314 rotates to the same position as the outlet cross section of the positioning groove 316, the positioning groove 316 can be driven to move upwards when the positioning block 5 is pushed, the positioning groove 316 can be respectively separated from the external block 304 through the positioning block 314, the fixed block 5 can be detached from the external block 304 after the fixed block 5 is slid to a designated height, the fixed block 5 can be detached after the fixed block 5 is separated, the fixed block 5 can be replaced, the numerical control machine tool machining efficiency can be improved, and the machining efficiency can be improved when the numerical control machine tool is changed.

Although the present utility model has been described with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described, or equivalents may be substituted for elements thereof, and any modifications, equivalents, improvements and changes may be made without departing from the spirit and principles of the present utility model.

Claims

1. The utility model provides a digit control machine tool for mould machining, includes device main part (1), device main part (1) front portion is connected with cabinet door (2), device main part (1) internally mounted has workstation (3), internally mounted that workstation (3) were kept away from to device main part (1) has grinding device (4), workstation (3) upper surface is connected with fixed block (5), its characterized in that:

The movable groove (301) is formed in the top of the workbench (3), a first toothed plate (302) slides in the movable groove (301), a second toothed plate (303) symmetrically slides in the movable groove (301) close to the first toothed plate (302), external connection blocks (304) are fixed on the tops of the second toothed plate (303) and the first toothed plate (302), the external connection blocks (304) slide in the movable groove (301) in a penetrating mode, a fixed block (5) is connected to the top of each external connection block (304), and a clamping mechanism for improving the clamping efficiency of a machine tool is arranged in the workbench (3);

The top of the external connection block (304) is provided with a through groove (312) in a penetrating way, and a rotating mechanism for replacing the fixed block (5) is arranged inside the external connection block (304).

2. A numerical control machine for die machining according to claim 1, characterized in that the clamping mechanism comprises a gear (305), the gear (305) is in meshed connection between a first toothed plate (302) and a second toothed plate (303), the gear (305) rotates at the output end of the motor, and the motor is mounted inside the movable groove (301).

3. The numerical control machine tool for die machining according to claim 1, wherein a self-locking mechanism for improving clamping stability is arranged inside the movable groove (301), the self-locking mechanism comprises a rotary block (306), the rotary block (306) rotates inside the movable groove (301), a torsion spring is connected between the rotary block (306) and the movable groove (301), and a rotary block (307) is fixed at the bottom of the rotary block (306).

4. The numerical control machine tool for die machining according to claim 2, wherein a ratchet wheel (308) is fixed at the top of the gear (305), the ratchet wheel (308) is connected to the side face of the rotating block (307), a pressing rod (309) is connected to the inner portion of the upper surface of the workbench (3), and a pressing block (310) is fixed at the bottom of the pressing rod (309).

5. The numerical control machine tool for die machining according to claim 4, wherein the extrusion block (310) slides in the movable groove (301), the inclined surface of the extrusion block (310) is attached to the side surface of the rotating block (307) close to the ratchet wheel (308), a limiting block (311) is fixed to the side surface of the extrusion block (310), and the limiting block (311) slides in the workbench (3).

6. The numerical control machine tool for die machining according to claim 1, wherein the rotating mechanism comprises a rotating rod (313), the rotating rod (313) penetrates through and rotates inside the penetrating groove (312), a torsion spring is connected between the rotating rod (313) and the penetrating groove (312), a positioning block (314) is fixed at the top end of the rotating rod (313), the positioning block (314) rotates inside a positioning groove (316), the positioning groove (316) is formed in the bottom of the fixed block (5), a guide groove (315) is formed in the side surface, close to the positioning groove (316), of the fixed block (5), and the guide groove (315) is in sliding connection with the external connecting block (304).