CN220311798U - Cutter fixing structure of numerical control machine tool - Google Patents
Cutter fixing structure of numerical control machine tool Download PDFInfo
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- CN220311798U CN220311798U CN202321790472.2U CN202321790472U CN220311798U CN 220311798 U CN220311798 U CN 220311798U CN 202321790472 U CN202321790472 U CN 202321790472U CN 220311798 U CN220311798 U CN 220311798U
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- connecting rod
- numerical control
- push
- cutter
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- 101100074290 Danio rerio ldb1a gene Proteins 0.000 description 1
- 101100043138 Saccharomyces cerevisiae (strain ATCC 204508 / S288c) SPC72 gene Proteins 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
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Abstract
The utility model relates to a cutter fixing structure of a numerical control machine tool, which belongs to the field of cutter fixing and comprises a cutter holder, a fixing block, a push rod, a connecting rod and a push block; the tool apron is of a square structure, and a clamping groove is formed in the tool apron; the fixed block and the connecting rod pushing block are provided with four groups and are positioned on four sides of the tool apron; each group of fixed blocks is provided with a plurality of fixed blocks; the fixed blocks are all rotatably arranged on the tool apron and eccentrically arranged; the lower part of the fixed block is positioned in the clamping groove; the push rods are arranged in a plurality corresponding to the fixed blocks, and the plurality of push rods are respectively arranged on the plurality of fixed blocks; the connecting rod is arranged on the push rod; the pushing block is connected with the connecting rod in a sliding way; the cutter holder is provided with a moving mechanism for driving the pushing block to move; the moving mechanism is correspondingly provided with four groups. The utility model can quickly replace the cutter, and the cutters with different thicknesses do not need to be adjusted one by one.
Description
Technical Field
The utility model relates to the field of cutter fixing, in particular to a cutter fixing structure of a numerical control machine tool.
Background
The numerical control lathe is one of the numerical control lathes which are widely used at present. The cutting tool is mainly used for cutting processing of inner and outer cylindrical surfaces of shaft parts or disc parts, inner and outer conical surfaces of any cone angle, complex rotation inner and outer curved surfaces, cylindrical threads, conical threads and the like, and can be used for grooving, drilling, reaming, boring and the like; the existing numerical control lathe turret is generally a square turret, and only four turning tools can be installed at four corners of the turret.
In the process of fixing the tool, a plurality of bolts are usually used to press against the tool, for example, the model is: the tool rest of LDB4 adopts the bolt to support the fixed mode on the cutter, has the comparatively loaded down with trivial details problem of change cutter, when changing the cutter, need to unscrew the bolt of cutter one side totally, and to the cutter of different thickness dimensions, still need to continue to twist all bolts for the cutter can insert the below of bolt, leads to changing the cutter inconvenient.
Disclosure of Invention
The utility model aims to solve the problems in the background art and provides a cutter fixing structure of a numerical control machine tool, which can quickly replace cutters and does not need to be adjusted one by one for cutters with different thicknesses.
The technical scheme of the utility model is as follows: a cutter fixing structure of a numerical control machine tool comprises a cutter holder, a fixing block, a push rod, a connecting rod and a push block;
the tool apron is of a square structure, and a clamping groove is formed in the tool apron; the fixed block and the connecting rod pushing block are provided with four groups and are positioned on four sides of the tool apron; each group of fixed blocks is provided with a plurality of fixed blocks; the fixed blocks are all rotatably arranged on the tool apron and eccentrically arranged; the lower part of the fixed block is positioned in the clamping groove; the push rods are arranged in a plurality corresponding to the fixed blocks, and the plurality of push rods are respectively arranged on the plurality of fixed blocks; the connecting rod is arranged on the push rod; the pushing block is connected with the connecting rod in a sliding way; the cutter holder is provided with a moving mechanism for driving the pushing block to move; the moving mechanism is correspondingly provided with four groups.
Preferably, the tool apron is provided with a mounting groove; the fixed block is rotatably arranged in the mounting groove; one end of the push rod is embedded in the mounting groove, and the push rod is in sliding connection with the mounting groove.
Preferably, the push block is provided with a clamping groove; the connecting rod embedding sets up in the draw-in groove, and the ejector pad is connected with the connecting rod is removable.
Preferably, the tool apron is provided with a rotating frame; the moving mechanism is arranged on the rotating frame; the rotating frame is rotationally connected with the tool apron.
Preferably, the moving mechanism comprises a sliding frame, a screw rod and a rotating block; the sliding frame is arranged on the rotating frame, and the screw rod is rotatably arranged on the rotating frame and the sliding frame; the rotating block is arranged on the screw rod; the pushing block is arranged on the sliding frame in a sliding way; the pushing block is in threaded connection with the screw rod.
Preferably, the moving mechanism comprises a telescopic cylinder; the lower extreme setting of flexible jar is on the rotating turret, and the output of flexible jar is connected with the ejector pad.
Preferably, the fixed block is provided with an anti-skid block; the anti-skid blocks are distributed in an arc shape.
Preferably, the lower part of the clamping groove is provided with anti-skid patterns.
Compared with the prior art, the utility model has the following beneficial technical effects:
according to the utility model, the cutter is placed in the clamping groove, the cutting end of the cutter protrudes out of the clamping groove, the connecting rod is pushed to move, the connecting rod drives the push rod to turn over, the push rod drives the fixed block to rotate, and the fixed block is eccentrically arranged, so that the lower end of the fixed block protrudes into the clamping groove and is pressed on the cutter to clamp and fix the cutter, after the installation is completed, the push block is pulled at the moment, the clamping groove faces the connecting rod, the push block is driven to move through the moving mechanism, the connecting rod can be embedded into the clamping groove, the push block is continuously pushed to move through the moving mechanism, the push block pushes the connecting rod to rotate, and the fixed block can be tightly pressed on the cutter to fix the cutter; when the cutter is required to be disassembled, the pushing block is driven to move towards the direction far away from the connecting rod through the moving mechanism, so that the connecting rod can move out of the clamping groove, the limit on the connecting rod is relieved, after the pushing block is separated from the connecting rod, the pushing block can be lifted, the connecting rod can be directly pushed to move, the fixing block is driven to be retracted into the mounting groove, the fixing of the cutter is relieved, and the cutter is rapidly disassembled; during installation, then put into the back with new cutter, promote the connecting rod earlier for the fixed block is initially pressed on the cutter, and upset ejector pad again makes the ejector pad can remove connecting rod department, promotes the connecting rod and removes, realizes carrying out the clamping to the cutter fixed fast.
Drawings
FIG. 1 is a schematic diagram of an embodiment of the present utility model;
FIG. 2 is a cross-sectional view of an embodiment of the present utility model;
fig. 3 is a schematic partial structure of an embodiment of the present utility model.
Reference numerals: 1. a tool apron; 101. clamping grooves; 102. a mounting groove; 2. a fixed block; 3. a push rod; 4. a connecting rod; 5. a pushing block; 501. a clamping groove; 6. a moving mechanism; 601. a carriage; 602. a screw rod; 603. a rotating block; 7. a rotating frame; 8. an anti-skid block.
Detailed Description
Example 1
As shown in fig. 1-3, the utility model provides a cutter fixing structure of a numerical control machine tool, which comprises a cutter holder 1, a fixing block 2, a push rod 3, a connecting rod 4 and a push block 5;
the tool apron 1 is of a square structure, and a clamping groove 101 is formed in the tool apron 1; the fixed block 2 and the connecting rod 4 pushing block 5 are provided with four groups and are positioned on four sides of the tool apron 1; each group of fixed blocks 2 is provided with a plurality of fixed blocks; the fixed blocks 2 are all rotatably arranged on the tool apron 1 and eccentrically arranged; the lower part of the fixed block 2 is positioned in the clamping groove 101; the push rods 3 are arranged in a plurality corresponding to the fixed blocks 2, and the plurality of push rods 3 are respectively arranged on the plurality of fixed blocks 2; the connecting rod 4 is arranged on the push rod 3; the pushing block 5 is in sliding connection with the connecting rod 4; the tool apron 1 is provided with a moving mechanism 6 for driving the pushing block 5 to move; the moving mechanism 6 is correspondingly provided with four groups.
The tool apron 1 is provided with a mounting groove 102; the fixed block 2 is rotatably arranged in the mounting groove 102; one end of the push rod 3 is embedded in the mounting groove 102, and the push rod 3 is in sliding connection with the mounting groove 102.
The push block 5 is provided with a clamping groove 501; the connecting rod 4 is embedded in the clamping groove 501, and the push block 5 is detachably connected with the connecting rod 4.
The tool apron 1 is provided with a rotating frame 7; the moving mechanism 6 is arranged on the rotating frame 7; the rotating frame 7 is rotationally connected with the tool apron 1.
The fixed block 2 is provided with an anti-skid block 8; the anti-skid blocks 8 are distributed in an arc shape. The lower part of the clamping groove 101 is provided with anti-skid patterns; the tool can be better pressed on the tool apron 1, and the tool can be clamped and fixed.
In this embodiment, the cutter is placed in the clamping groove 101, the cutting end of the cutter protrudes out of the clamping groove 101, the connecting rod 4 is pushed to move, the connecting rod 4 drives the push rod 3 to turn over, the push rod 3 drives the fixed block 2 to rotate, and because the fixed block 2 is eccentrically arranged, the lower end of the fixed block 2 protrudes into the clamping groove 101 and is pressed on the cutter to clamp and fix the cutter, after the installation is completed, the push block 5 is pulled, the clamping groove 501 faces the connecting rod 4, the push block 5 is driven to move through the moving mechanism 6, the connecting rod 4 can be embedded into the clamping groove 501, the push block 5 is continuously pushed to move through the moving mechanism 6, the push block 5 pushes the connecting rod 4 to rotate, and the fixed block 2 can be tightly pressed on the cutter to fix the cutter; when the cutter is required to be disassembled, the pushing block 5 is driven to move towards the direction far away from the connecting rod 4 by the moving mechanism 6, so that the connecting rod 4 can be moved out of the clamping groove 501, the limit on the connecting rod 4 is released, when the pushing block 5 is separated from the connecting rod 4, the pushing block 5 can be lifted, the connecting rod 4 can be directly pushed to move, the fixed block 2 is driven to be retracted into the mounting groove 102, the cutter is released from being fixed, and the cutter is rapidly disassembled; during installation, then put into the back with new cutter, promote connecting rod 4 earlier for fixed block 2 initially presses on the cutter, upset ejector pad 5 again, make ejector pad 5 can remove connecting rod 4 department, promote connecting rod 4 and remove, realize carrying out the clamping to the cutter fast fixedly.
Example two
As shown in fig. 1-3, in the present embodiment, the moving mechanism 6 includes a sliding frame 601, a screw 602, and a rotating block 603; the sliding frame 601 is arranged on the rotating frame 7, and the screw rod 602 is rotatably arranged on the rotating frame 7 and the sliding frame 601; the rotating block 603 is arranged on the screw rod 602; the pushing block 5 is slidably arranged on the sliding frame 601; the push block 5 is in threaded connection with the screw rod 602.
In this embodiment, the rotating block 603 rotates, the rotating block 603 drives the screw rod 602 to rotate, the screw rod 602 drives the pushing block 5 to move, the sliding frame 601 supports and guides the pushing block 5, so that the pushing block 5 can push the push rod 3 to move more stably, and along with the rotation of the fixed block 2, the rotating frame 7 correspondingly rotates, so that the rotating frame 7 always faces the connecting rod 4.
Example III
As shown in fig. 1-3, in the present embodiment, the moving mechanism 6 includes a telescopic cylinder as compared with the first embodiment or the second embodiment; the lower extreme of flexible jar sets up on rotating turret 7, and the output of flexible jar is connected with ejector pad 5.
In this embodiment, when adopting flexible jar, then can be through flexible jar drive ejector pad 5 removal, ejector pad 5 promotes connecting rod 4 removal, and connecting rod 4 drives push rod 3 upset, and push rod 3 drives fixed block 2 and rotates, when fixed block 2 rotates, then makes push rod 3 remove, and rotating frame 7 can correspond the rotation for rotating frame 7 still faces connecting rod 4, and ejector pad 5 card is on push rod 3.
The embodiments of the present utility model have been described in detail with reference to the drawings, but the present utility model is not limited thereto, and various changes can be made within the knowledge of those skilled in the art without departing from the spirit of the present utility model.
Claims (8)
1. The tool fixing structure of the numerical control machine tool is characterized by comprising a tool apron (1), a fixed block (2), a push rod (3), a connecting rod (4) and a push block (5);
the tool apron (1) is of a square structure, and a clamping groove (101) is formed in the tool apron (1); the fixed block (2) and the connecting rod (4) pushing block (5) are provided with four groups and are positioned on four sides of the tool apron (1); each group of fixed blocks (2) is provided with a plurality of fixed blocks; the fixed blocks (2) are all rotatably arranged on the tool apron (1) and eccentrically arranged; the lower part of the fixed block (2) is positioned in the clamping groove (101); a plurality of push rods (3) are arranged corresponding to the fixed blocks (2), and a plurality of push rods (3) are respectively arranged on the plurality of fixed blocks (2); the connecting rod (4) is arranged on the push rod (3); the pushing block (5) is in sliding connection with the connecting rod (4); the tool apron (1) is provided with a moving mechanism (6) for driving the pushing block (5) to move; the moving mechanism (6) is correspondingly provided with four groups.
2. The numerical control machine tool cutter fixing structure according to claim 1, wherein the cutter holder (1) is provided with a mounting groove (102); the fixed block (2) is rotatably arranged in the mounting groove (102); one end of the push rod (3) is embedded in the mounting groove (102), and the push rod (3) is in sliding connection with the mounting groove (102).
3. The numerical control machine tool cutter fixing structure according to claim 2, wherein the push block (5) is provided with a clamping groove (501); the connecting rod (4) is embedded in the clamping groove (501), and the pushing block (5) is detachably connected with the connecting rod (4).
4. The numerical control machine tool cutter fixing structure according to claim 1, wherein a rotating frame (7) is arranged on the cutter holder (1); the moving mechanism (6) is arranged on the rotating frame (7); the rotating frame (7) is rotationally connected with the tool apron (1).
5. The numerical control machine tool cutter fixing structure according to claim 4, wherein the moving mechanism (6) comprises a carriage (601), a screw (602) and a rotating block (603); the sliding frame (601) is arranged on the rotating frame (7), and the screw rod (602) is rotatably arranged on the rotating frame (7) and the sliding frame (601); the rotating block (603) is arranged on the screw rod (602); the pushing block (5) is arranged on the sliding frame (601) in a sliding way; the pushing block (5) is in threaded connection with the screw rod (602).
6. A numerical control machine tool cutter fixing structure according to claim 5, characterized in that the moving mechanism (6) comprises a telescopic cylinder; the lower extreme of flexible jar sets up on rotating turret (7), and the output of flexible jar is connected with ejector pad (5).
7. The numerical control machine tool cutter fixing structure according to claim 1, wherein the fixing block (2) is provided with an anti-skid block (8); the anti-skid blocks (8) are distributed in an arc shape.
8. The tool fixing structure of the numerical control machine tool according to claim 1, wherein the lower portion of the clamping groove (101) is provided with anti-skid patterns.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321790472.2U CN220311798U (en) | 2023-07-07 | 2023-07-07 | Cutter fixing structure of numerical control machine tool |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321790472.2U CN220311798U (en) | 2023-07-07 | 2023-07-07 | Cutter fixing structure of numerical control machine tool |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220311798U true CN220311798U (en) | 2024-01-09 |
Family
ID=89422868
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321790472.2U Active CN220311798U (en) | 2023-07-07 | 2023-07-07 | Cutter fixing structure of numerical control machine tool |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220311798U (en) |
-
2023
- 2023-07-07 CN CN202321790472.2U patent/CN220311798U/en active Active
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