CN214350872U - High-precision numerical control machine tool rotary table fixing device - Google Patents
High-precision numerical control machine tool rotary table fixing device Download PDFInfo
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- CN214350872U CN214350872U CN202120292421.1U CN202120292421U CN214350872U CN 214350872 U CN214350872 U CN 214350872U CN 202120292421 U CN202120292421 U CN 202120292421U CN 214350872 U CN214350872 U CN 214350872U
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Abstract
The utility model discloses a high-precision numerical control machine tool rotary worktable fixing device, which comprises a worktable, two bearing mounting seats, a motor, a bidirectional worm, two rotating shafts and a plurality of groups of locking devices; the output shaft of the motor is connected with a bidirectional worm; two ends of the bidirectional worm are rotatably connected with the bearing mounting seat through bearings; each group of locking devices comprises two half worm gears, two connecting rods and two pressing blocks; the two half worm gears are respectively fixedly connected to the two rotating shafts and are respectively meshed with the tooth forms at the two ends of the bidirectional worm; one end of the connecting rod is connected with the upper end face of the half worm wheel, and the other end of the connecting rod is connected with the lower end face of the pressing block; the workbench is provided with a plurality of avoiding grooves; the connecting rod and the pressing block penetrate through the avoiding groove, and the pressing block can press and loosen a workpiece arranged on the workbench in the rotation process of the half worm wheel. The utility model discloses simple structure, compact heap can compress tightly or relax the work piece simultaneously, and work efficiency is high.
Description
Technical Field
The utility model relates to a digit control machine tool technical field especially relates to a high accuracy digit control machine tool rotary worktable fixing device.
Background
The numerical control machine tool is a digital control machine tool for short, and is an automatic machine tool provided with a program control system. The control system is capable of logically processing and decoding a program defined by a control code or other symbolic instructions, represented by coded numbers, which are input to the numerical control device via the information carrier. After operation, the numerical control device sends out various control signals to control the action of the machine tool, and the parts are automatically machined according to the shape and the size required by the drawing.
When a numerical control machine tool is used for machining some mechanical parts, the parts need to be fixed and clamped in order to ensure machining precision and product yield. The conventional numerical control machine tool workbench fixing device usually needs manual clamping and loosening by an operator, and the working efficiency is low.
SUMMERY OF THE UTILITY MODEL
Not enough to prior art, the utility model provides a high accuracy digit control machine tool rotary worktable fixing device solves the low problem of traditional workstation fixing device work efficiency.
The utility model provides a technical scheme as follows:
a high-precision numerical control machine tool rotary worktable fixing device comprises a worktable, two bearing mounting seats, a motor, a bidirectional worm, two rotating shafts and a plurality of groups of locking devices; the two bearing mounting seats are fixedly connected to two sides of the lower end face of the workbench; a motor is fixedly connected to the outer side wall of one of the bearing mounting seats; an output shaft of the motor is connected with a bidirectional worm; two ends of the bidirectional worm are rotatably connected with the bearing mounting seat through bearings; the two rotating shafts are respectively arranged between a front baffle and a rear baffle which are fixedly connected with the workbench through bearings; each group of locking devices comprises two half worm gears, two connecting rods and two pressing blocks; the two half worm wheels are fixedly connected to the two rotating shafts respectively and are meshed with the tooth forms at the two ends of the bidirectional worm respectively; one end of the connecting rod is connected with the upper end face of the half worm wheel, and the other end of the connecting rod is connected with the lower end face of the pressing block; a plurality of avoiding grooves are formed in the workbench; the connecting rod and the pressing block penetrate through the avoiding groove, and the pressing block can be pressed and loosened along with the rotation of the half worm wheel and is arranged on a workpiece on the workbench.
Furthermore, the connecting rod is an adjustable telescopic rod.
In another further scheme, the connecting rod is a double-end stud, and the thread directions of two ends of the connecting rod are opposite.
Furthermore, a plane clamping part is arranged on the connecting rod.
Furthermore, a protective layer is fixedly connected to the end face of the pressing block, which is in contact with the workpiece.
Furthermore, locking device is provided with the multiunit, and two half worm wheels of every group are equallyd divide and are installed respectively two in the pivot.
The utility model discloses possess following beneficial effect:
the utility model discloses simple structure drives the two-way worm rotation through the motor to the drive rotates simultaneously with two half worm wheels of two-way worm meshing, and rotates opposite direction, thereby makes the compact heap can compress tightly simultaneously or relax the work piece, and work efficiency is high, and utilizes worm gear mechanism's auto-lock characteristic, makes the work piece centre gripping more firm.
Drawings
FIG. 1 is a plan view of example 1;
FIG. 2 is a cross-sectional view taken along line A-A of FIG. 1;
FIG. 3 is a left side view of FIG. 1;
FIG. 4 is a top view of embodiment 2;
FIG. 5 is a cross-sectional view taken along line A-A of FIG. 4;
fig. 6 is a left side view of fig. 4.
In the figure: 1. a work table; 2. a bearing mount; 3. a motor; 4. a bidirectional worm; 5. a half worm gear; 6. a rotating shaft; 7. A connecting rod; 8. a compression block; 9. an avoidance groove; 10. a clamping portion; 11. a workpiece; 12. a protective layer; 13. a front baffle; 14. A tailgate.
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.
Example 1
As shown in fig. 1-3, a high-precision numerical control machine tool rotary table fixing device comprises a table 1, two bearing mounting seats 2, a motor 3, a bidirectional worm 4, two rotating shafts 6 and a group of locking devices; the two bearing mounting seats 2 are fixedly connected to two sides of the lower end face of the workbench 1; the outer side wall of one of the bearing mounting seats 2 is fixedly connected with a motor 3; the output shaft of the motor 3 is connected with a bidirectional worm 4; two ends of the bidirectional worm 4 are rotatably connected with the bearing mounting seat 2 through bearings; the two rotating shafts 6 are respectively arranged between a front baffle 13 and a rear baffle 14 which are fixedly connected with the workbench 1 through bearings; the locking device comprises two half worm gears 5, two connecting rods 7 and two pressing blocks 8; the two half worm wheels 5 are respectively fixedly connected on the two rotating shafts 6 and are respectively meshed with the tooth forms at the two ends of the bidirectional worm 4; one end of the connecting rod 7 is connected with the upper end face of the semi-worm wheel 5, and the other end of the connecting rod is connected with the lower end face of the pressing block 8; the workbench 1 is provided with a plurality of avoiding grooves 9; connecting rod 7 and compact heap 8 all run through and dodge groove 9, and compact heap 8 can compress tightly and relax the work piece of arranging on workstation 1 along with half worm wheel 5 rotates the in-process.
Above-mentioned workstation fixing device drives two-way worm 4 through motor 3 and rotates to two half worm wheel 5 of drive and two-way worm 4 meshing rotate simultaneously, and rotate opposite direction, thereby make compact heap 8 can compress tightly or relax work piece 11 simultaneously, and work efficiency is high, and utilizes worm gear mechanism's auto-lock characteristic, makes work piece 11 centre gripping more firm.
Specifically, the connecting rod 7 is a stud, and the thread directions of the two ends are opposite. When the height of the pressing block 8 needs to be adjusted, the stud is rotated, and then the pressing block 8 ascends or descends, so that the clamping device is suitable for workpieces 11 of different sizes. And the double-end stud is adopted for connection, so that the pressing block 8 is convenient to replace.
Specifically, in order to facilitate clamping and rotating the connecting rod 7, a planar clamping portion 10 is provided on the connecting rod 7.
Specifically, in order to prevent the workpiece from being scratched and increase friction, a protective layer 12 is fixedly connected to the end face of the pressing block 8, which is in contact with the workpiece.
Example 2
As shown in fig. 4-6, a high-precision numerical control machine tool rotary table fixing device comprises a table 1, two bearing mounting seats 2, a motor 3, a bidirectional worm 4, two rotating shafts 6 and two groups of locking devices; the two bearing mounting seats 2 are fixedly connected to two sides of the lower end face of the workbench 1; the outer side wall of one of the bearing mounting seats 2 is fixedly connected with a motor 3; the output shaft of the motor 3 is connected with a bidirectional worm 4; two ends of the bidirectional worm 4 are rotatably connected with the bearing mounting seat 2 through bearings; the two rotating shafts 6 are respectively arranged between a front baffle 13 and a rear baffle 14 which are fixedly connected with the workbench 1 through bearings; each group of locking devices comprises two half worm gears 5, two connecting rods 7 and two pressing blocks 8; the two half worm wheels 5 of each group are respectively and fixedly connected on the two rotating shafts 6, and one group of the half worm wheels 5 is respectively meshed with the tooth forms at the two ends of the bidirectional worm 4; one end of the connecting rod 7 is connected with the upper end face of the semi-worm wheel 5, and the other end of the connecting rod is connected with the lower end face of the pressing block 8; the workbench 1 is provided with a plurality of avoiding grooves 9; connecting rod 7 and compact heap 8 all run through and dodge groove 9, and compact heap 8 can compress tightly and relax the work piece of arranging on workstation 1 along with half worm wheel 5 rotates the in-process.
Specifically, the connecting rod 7 is an adjustable telescopic rod. When the height of the pressing block 8 needs to be adjusted, the adjustable telescopic rod is controlled to extend or shorten, and then the pressing block 8 rises or falls, so that the adjustable telescopic rod is suitable for workpieces 11 of different sizes.
Specifically, a protective layer 12 is fixedly connected to the end face of the pressing block 8, which is in contact with the workpiece.
The utility model discloses the theory of operation:
when the bidirectional worm gear is in work, a workpiece 11 is placed at a proper position on the workbench 1, the motor 3 is controlled to rotate, the bidirectional worm 4 is driven to rotate, and therefore the two half worm gears 5 meshed with the bidirectional worm 4 are driven to rotate, and the rotation directions of the two half worm gears are opposite. The half worm wheel 5 rotates to drive the rotating shaft 6 to rotate, thereby driving the other half worm wheel 5 to rotate. Half worm wheel 5 rotates and then drives connecting rod 7 and compact heap 8 and dodge the groove 9 internal rotation on workstation 1 to compress tightly or loosen work piece 11, work efficiency is high, and utilizes worm gear mechanism's auto-lock characteristic, makes work piece 11 centre gripping more firm.
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 (6)
1. The utility model provides a high accuracy digit control machine tool rotary worktable fixing device which characterized in that: comprises a workbench (1), two bearing mounting seats (2), a motor (3), a bidirectional worm (4), two rotating shafts (6) and a plurality of groups of locking devices; the two bearing mounting seats (2) are fixedly connected to two sides of the lower end face of the workbench (1); a motor (3) is fixedly connected to the outer side wall of one of the bearing mounting seats (2); an output shaft of the motor (3) is connected with a bidirectional worm (4); two ends of the bidirectional worm (4) are rotatably connected with the bearing mounting seat (2) through bearings; the two rotating shafts (6) are respectively installed between a front baffle (13) and a rear baffle (14) which are fixedly connected with the workbench (1) through bearings; each group of locking devices comprises two half worm gears (5), two connecting rods (7) and two pressing blocks (8); the two half worm wheels (5) are respectively and fixedly connected to the two rotating shafts (6) and are respectively meshed with the tooth forms at the two ends of the bidirectional worm (4); one end of the connecting rod (7) is connected with the upper end face of the half worm wheel (5), and the other end of the connecting rod is connected with the lower end face of the pressing block (8); a plurality of avoiding grooves (9) are formed in the workbench (1); connecting rod (7) and compact heap (8) all run through dodge groove (9), compact heap (8) can compress tightly and relax along with half worm wheel (5) rotation in-process and place in work piece on workstation (1).
2. The high-precision numerical control machine tool rotary table fixing device according to claim 1, characterized in that: the connecting rod (7) is an adjustable telescopic rod.
3. The high-precision numerical control machine tool rotary table fixing device according to claim 1, characterized in that: the connecting rod (7) is a double-end stud, and the thread directions of the two ends are opposite.
4. The high-precision numerical control machine tool rotary table fixing device according to claim 3, characterized in that: the connecting rod (7) is provided with a planar clamping part (10).
5. The high-precision numerical control machine tool rotary table fixing device according to claim 1, characterized in that: and a protective layer (12) is fixedly connected to the end face of the pressing block (8) contacting with the workpiece.
6. A high precision numerical control machine tool rotary table fixing device according to any one of claims 1 to 5, characterized in that: the locking device is provided with a plurality of groups, and two half worm gears (5) of each group are respectively arranged on the two rotating shafts (6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120292421.1U CN214350872U (en) | 2021-02-02 | 2021-02-02 | High-precision numerical control machine tool rotary table fixing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120292421.1U CN214350872U (en) | 2021-02-02 | 2021-02-02 | High-precision numerical control machine tool rotary table fixing device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214350872U true CN214350872U (en) | 2021-10-08 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120292421.1U Active CN214350872U (en) | 2021-02-02 | 2021-02-02 | High-precision numerical control machine tool rotary table fixing device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214350872U (en) |
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2021
- 2021-02-02 CN CN202120292421.1U patent/CN214350872U/en active Active
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| CP03 | Change of name, title or address |
Address after: Warehouses 1 and 3, Nantian Electronics, No. 243, Tuoxiang Road, Guolin Community, Luoyang Street Office, Economic Development Zone, Kunming City, Yunnan Province, 650000 Patentee after: Kunming Weizyou Precision Machinery Co.,Ltd. Address before: 650000 Room 301, building 5, Shuian Yuyuan high-rise business office, Luoyang sub district office, Kunming Economic Development Zone, China (Yunnan) pilot Free Trade Zone, Kunming, Yunnan Patentee before: Kunming weiziyou mechanical equipment Co.,Ltd. |
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| CP03 | Change of name, title or address |