CN223418973U - A high-speed rotating clamping and fastening mechanism for a dual-spindle machining center - Google Patents
A high-speed rotating clamping and fastening mechanism for a dual-spindle machining centerInfo
- Publication number
- CN223418973U CN223418973U CN202422941743.0U CN202422941743U CN223418973U CN 223418973 U CN223418973 U CN 223418973U CN 202422941743 U CN202422941743 U CN 202422941743U CN 223418973 U CN223418973 U CN 223418973U
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- rotating
- clamping
- cross sliding
- machining center
- double
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Abstract
The utility model discloses a high-speed rotating clamping and fastening mechanism of a double-spindle machining center, which comprises a machine table, wherein the upper end of the machine table is rotationally connected with a turntable, the upper end of the turntable is provided with a rectangular box, the clamping mechanism comprises a cross sliding groove, cross sliding blocks, fixed blocks, rotating columns, a rotating disc and connecting rods, the upper end of the rectangular box is provided with uniformly distributed cross sliding grooves, the inner parts of the cross sliding grooves are respectively and slidingly connected with the cross sliding blocks, the upper ends of the inner side surfaces of the cross sliding blocks are respectively and fixedly connected with the fixed blocks, the rotating columns are rotationally connected between the upper inner wall and the lower inner wall of the rectangular box, the rotating discs are fixedly sleeved outside the upper ends of the rotating columns, the lower ends of the cross sliding blocks are rotationally connected with the connecting rods through pin shafts, and the double-spindle machining center is more firmly clamped on a workpiece under the self-locking of a worm and a worm wheel when the workpiece is clamped.
Description
Technical Field
The utility model relates to the technical field of double-spindle machining centers, in particular to a high-speed rotation clamping and fastening mechanism of a double-spindle machining center.
Background
The double-spindle machining center has excellent performance and wide application prospect in the field of modern machining, and is designed by adopting two independent spindle systems, so that two workpieces can be machined simultaneously, the machining efficiency is greatly improved, a high-precision guide rail and a screw rod are adopted, the precision and stability in the machining process are ensured by adopting a high-precision linear guide rail and a high-precision ball screw rod, the high-performance spindle motor and a high-performance cutter system are arranged, the high-speed and high-strength cutting can be realized, the machining requirements of various complex parts are met, and an automatic control system is an advanced numerical control system, so that the automatic machining is realized, and the production efficiency and the machining precision are improved;
the clamping and fastening mechanism of the double-spindle machining center in the prior art clamps the workpiece by means of bolt fastening, cam locking and the like;
the existing double-spindle machining center clamping and fastening mechanism has the problems that when a workpiece is clamped, the clamping effect of modes such as bolt fastening and cam locking is poor, the clamping is unstable, the workpiece is easy to fall off under high-speed rotation, and therefore, the double-spindle machining center high-speed rotation clamping and fastening mechanism is provided.
Disclosure of utility model
The utility model aims to overcome the existing defects, and provides a high-speed rotating clamping and fastening mechanism for a double-spindle machining center, which can clamp a workpiece more firmly under the self-locking of a worm and a worm wheel when the workpiece is clamped, and the workpiece is not easy to fall off under the high-speed rotation, so that the problems in the background art can be effectively solved.
The double-spindle machining center high-speed rotating clamping and fastening mechanism comprises a machine table, wherein the upper end of the machine table is rotatably connected with a turntable, the upper end of the turntable is provided with a rectangular box, and the double-spindle machining center high-speed rotating clamping and fastening mechanism further comprises a clamping mechanism;
The clamping mechanism comprises a cross sliding groove, cross sliding blocks, fixed blocks, rotating columns, a switching disc and a connecting rod, wherein the cross sliding grooves are uniformly distributed in the upper end of the rectangular box, the cross sliding blocks are respectively and slidably connected in the cross sliding grooves, the fixed blocks are respectively and fixedly connected to the upper ends of the inner side faces of the cross sliding blocks, the rotating columns are rotatably connected between the upper inner wall and the lower inner wall of the rectangular box, the switching disc is fixedly sleeved outside the upper end of the rotating columns, the connecting rod is respectively and rotatably connected to the lower end of the cross sliding blocks through pin shafts, the inner side ends of the connecting rod are respectively and rotatably connected with the edge of the lower end of the switching disc through rotating shafts, when a workpiece is clamped, the workpiece is clamped more firmly under the self-locking of a worm and a worm gear, and the workpiece is not easy to fall off under high-speed rotation.
Further, a control switch group is arranged in the middle of the left side surface of the machine table, and the input end of the control switch group is electrically connected with the output end of an external power supply to provide electric connection of various electric appliances.
Further, the clamping mechanism further comprises a worm wheel and a worm, the worm wheel is fixedly sleeved outside the lower side of the rotating column, the worm is connected between the left inner wall and the right inner wall of the rectangular box in a rotating mode, and the worm wheel is meshed with the worm to be connected, so that self-locking is facilitated.
Further, fixture still includes hexagon bolt and knob, the outside of rectangle box is equipped with the knob, and the left end fixedly connected with hexagon bolt of worm, hexagon bolt and knob cooperation installation are convenient for the centre gripping.
Further, the rotary table comprises a rotary mechanism, the rotary mechanism comprises a rotary shaft, a first belt pulley, a belt, a second belt pulley and a rotary column, the rotary column is fixedly connected to the center of the lower end of the rotary table, the second belt pulley is fixedly connected to the lower end of the rotary column, the rotary shaft is rotatably connected to the rear side of the top wall of the table, the first belt pulley is fixedly sleeved in the middle of the rotary shaft, and the first belt pulley is connected with the second belt pulley through a belt transmission.
Further, the rotary mechanism further comprises a motor, the rear wall of the machine table is fixedly connected with the motor through a fixed block, the upper end of an output shaft of the motor is fixedly connected with the lower end of the rotary shaft, and the input end of the motor is electrically connected with the output end of the control switch group to provide rotary driving.
Further, the four corners of the lower end of the machine table are respectively provided with supporting legs for supporting.
Compared with the prior art, the double-spindle machining center high-speed rotating clamping and fastening mechanism has the advantages that:
The worm is driven to rotate through the knob and the hexagonal bolt, the worm drives the rotating column (the rotating plate on the rotating column rotates through the worm wheel which is meshed with the worm, the cross sliding block is enabled to be close to the center in the cross sliding groove through the connecting rod by the rotating plate, then the fixing block is driven to be close to the center to clamp the workpiece, then the knob is pulled out, when the workpiece is clamped, the workpiece is clamped more firmly under the self-locking of the worm and the worm wheel, and the workpiece is not easy to fall off under the high-speed rotation.
Drawings
FIG. 1 is a schematic diagram of the structure of the present utility model;
FIG. 2 is a schematic cross-sectional view of the present utility model;
FIG. 3 is a schematic view of the left side cross-sectional structure of the present utility model;
fig. 4 is an enlarged schematic view of the structure of the present utility model at a.
In the figure, a machine table 1, a supporting leg 2, a control switch group 3, a rotating mechanism 4, a motor 41, a rotating shaft 42, a belt pulley 43, a belt 44, a belt pulley 45, a rotating column 46, a rotating disc 5, a rectangular box 6, a clamping mechanism 7, a cross sliding groove 701, a cross sliding block 702, a fixed block 703, a rotating column 704, a rotating disc 705, a connecting rod 706, a worm wheel 707, a worm 708, a hexagon 709 bolt and a knob 710 are arranged.
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.
Referring to fig. 1-4, the embodiment provides a technical scheme, a high-speed rotary clamping and fastening mechanism of a double-spindle machining center comprises a machine table 1, wherein the upper end of the machine table 1 is rotationally connected with a rotary table 5, the upper end of the rotary table 5 is provided with a rectangular box 6, the double-spindle machining center further comprises a clamping mechanism 7, the middle part of the left side surface of the machine table 1 is provided with a control switch group 3, the input end of the control switch group 3 is electrically connected with the output end of an external power supply, the double-spindle machining center further comprises a rotating mechanism 4, the rotating mechanism 4 comprises a rotating shaft 42, a belt pulley I43, a belt 44, a belt pulley II 45 and a rotating column 46, the center of the lower end of the rotary table 5 is fixedly connected with the rotating column 46, the lower end of the rotating column 46 is fixedly connected with the belt pulley II 45, the rear side of the top wall of the machine table 1 is rotationally connected with a rotating shaft 42, the middle part of the rotating shaft 42 is fixedly sleeved with the belt pulley I43, the belt pulley II 45 is in transmission connection with the belt 44, the rear wall of the machine table 1 is fixedly connected with the motor 41 through a fixed block, the upper end of the motor 41 is fixedly connected with the lower end of the rotating shaft 42, the input end of the motor 41 is electrically connected with the control switch group 3, the lower end of the rotating shaft 4 is fixedly connected with the output end of the control switch group 4, the rotating the belt I4 is fixedly connected with the output end of the rotating motor 4, the rotating shaft 4 and the rotating shaft 4 is driven by the rotating shaft 4 through the belt 45, and driven by the rotating shaft 4 through the rotating shaft 4 and driven by the rotating shaft 4;
Clamping mechanism 7: the device comprises a cross chute 701, a cross slide block 702, a fixed block 703, a rotating column 704, a transfer plate 705 and a connecting rod 706, wherein the upper end of a rectangular box 6 is provided with the uniformly distributed cross chute 701, the inside of the cross chute 701 is respectively and slidingly connected with the cross slide block 702, the upper end of the inner side surface of the cross slide block 702 is respectively and fixedly connected with the fixed block 703, the rotating column 704 is rotationally connected between the upper inner wall and the lower inner wall of the rectangular box 6, the outer part of the upper end of the rotating column 704 is fixedly sleeved with the transfer plate 705, the lower end of the cross slide block 702 is respectively and rotationally connected with the connecting rod 706 through a pin shaft, the inner side end of the connecting rod 706 is respectively and rotationally connected with the lower end edge of the transfer plate 705 through a rotating shaft, the clamping mechanism 7 also comprises a worm wheel and a worm 708, the outer fixed sleeve on the lower side of the rotating column 704 is provided with the worm wheel 707, the worm 708 is rotationally connected between the left inner wall and the right inner wall of the rectangular box 6, the worm wheel 707 is meshed with the worm 708, the clamping mechanism 7 further comprises a hexagonal bolt 709 and a knob 710, the knob 710 is arranged outside the rectangular box 6, the hexagonal bolt 709 is fixedly connected to the left end of the worm 708, the hexagonal bolt 709 and the knob 710 are installed in a matched mode, when a workpiece is clamped, the workpiece is firstly placed at the center of the rectangular box 6, then the hexagonal bolt 709 is aligned with the hexagonal bolt 709 through the knob 710, the hexagonal bolt 709 is clamped with the knob 710, then the knob 710 is rotated, the knob 710 drives the worm 708 to rotate through the hexagonal bolt 709, the worm 708 rotates to drive the meshed worm gear 707 to rotate, the worm gear 707 rotates to drive the rotary column 704 to rotate, the rotary column 704 rotates to drive the rotary disc 705 to rotate, the rotary disc 705 rotates to drive the cross slide blocks 702 to be respectively close to the center in the adjacent cross slide grooves 701 through the connecting rods 706, the fixing blocks 703 are driven to be close to the center to clamp the workpiece, knob 710 is then withdrawn.
When clamping a workpiece, the working principle of the high-speed rotating clamping and fastening mechanism of the double-spindle machining center is that the workpiece is firstly placed in the center of a rectangular box 6, then the knob 710 is aligned with the hexagonal bolt 709, the hexagonal bolt 709 is clamped with the knob 710, then the knob 710 is rotated, the knob 710 drives the worm 708 to rotate through the hexagonal bolt 709, the worm 708 rotates to drive the meshed worm wheel 707 to rotate, the worm wheel 707 rotates to drive the rotary column 704 to rotate, the rotary column 704 rotates to drive the rotary disc 705, the rotary disc 705 rotates to drive the cross slide blocks 702 to be respectively closed to the center in the adjacent cross slide grooves 701 through the connecting rods 706, the fixing blocks 703 are further driven to be closed to clamp the workpiece, then the knob 710 is pulled out, then the motor 41 is operated, the output shaft of the motor 41 drives the rotary shaft 42 to rotate, the first belt pulley 43 rotates to drive the second belt pulley 45 to rotate, the second belt pulley 45 rotates to drive the rotary column 46 to rotate, the rotary column 46 rotates to drive the rectangular box 6 at the upper end of the rotary disc 5 to rotate, and then the workpiece is driven to rotate.
It should be noted that, in the motor 41 disclosed in the above embodiment, YEJ20.55KW-4P may be selected as the motor 41, and the switch buttons corresponding to the motor 41 and used for controlling the switching operation of the control switch group 3 are provided.
The foregoing description is only illustrative of the present utility model and is not intended to limit the scope of the utility model, and all equivalent structures or equivalent processes or direct or indirect application in other related technical fields are included in the scope of the present utility model.
Claims (7)
1. The high-speed rotary clamping and fastening mechanism of the double-spindle machining center comprises a machine table (1), wherein the upper end of the machine table (1) is rotationally connected with a turntable (5), and a rectangular box (6) is arranged at the upper end of the turntable (5), and the high-speed rotary clamping and fastening mechanism is characterized by further comprising a clamping mechanism (7);
The clamping mechanism (7) comprises a cross sliding groove (701), a cross sliding block (702), a fixed block (703), a rotating column (704), a switching disc (705) and a connecting rod (706), wherein the cross sliding groove (701) which is uniformly distributed is formed in the upper end of the rectangular box (6), the cross sliding block (702) is respectively and slidably connected in the cross sliding groove (701), the fixed block (703) is respectively and fixedly connected to the upper end of the inner side surface of the cross sliding block (702), the rotating column (704) is rotationally connected between the upper inner wall and the lower inner wall of the rectangular box (6), the switching disc (705) is fixedly sleeved outside the upper end of the rotating column (704), the connecting rod (706) is rotationally connected to the lower end of the cross sliding block (702) through a pin shaft, and the inner side end of the connecting rod (706) is rotationally connected with the lower end edge of the switching disc (705) through a rotating shaft.
2. The high-speed rotating clamping and fastening mechanism of the double-spindle machining center of claim 1 is characterized in that a control switch group (3) is arranged in the middle of the left side face of the machine table (1), and the input end of the control switch group (3) is electrically connected with the output end of an external power supply.
3. The high-speed rotating, clamping and fastening mechanism of the double-spindle machining center of claim 1, wherein the clamping mechanism (7) further comprises a worm wheel (707) and a worm (708), the worm wheel (707) is fixedly sleeved outside the lower side of the rotating column (704), the worm (708) is rotatably connected between the left inner wall and the right inner wall of the rectangular box (6), and the worm wheel (707) is meshed with the worm (708).
4. The high-speed rotating, clamping and fastening mechanism of the double-spindle machining center according to claim 3, wherein the clamping mechanism (7) further comprises a hexagonal bolt (709) and a knob (710), the knob (710) is arranged outside the rectangular box (6), the hexagonal bolt (709) is fixedly connected to the left end of the worm (708), and the hexagonal bolt (709) is installed in a matched mode with the knob (710).
5. The high-speed rotating clamping and fastening mechanism of the double-spindle machining center is characterized by further comprising a rotating mechanism (4), wherein the rotating mechanism (4) comprises a rotating shaft (42), a first belt pulley (43), a belt (44), a second belt pulley (45) and a rotating column (46), the rotating column (46) is fixedly connected to the center of the lower end of the rotary table (5), the second belt pulley (45) is fixedly connected to the lower end of the rotating column (46), the rotating shaft (42) is rotatably connected to the rear side of the top wall of the machine table (1), the first belt pulley (43) is fixedly sleeved in the middle of the rotating shaft (42), and the first belt pulley (43) is in transmission connection with the second belt pulley (45) through the belt (44).
6. The high-speed rotating clamping and fastening mechanism of the double-spindle machining center of claim 5, wherein the rotating mechanism (4) further comprises a motor (41), the rear wall of the machine table (1) is fixedly connected with the motor (41) through a fixed block, the upper end of an output shaft of the motor (41) is fixedly connected with the lower end of a rotating shaft (42), and the input end of the motor (41) is electrically connected with the output end of the control switch group (3).
7. The high-speed rotating clamping and fastening mechanism of the double-spindle machining center of claim 1 is characterized in that supporting legs (2) are respectively arranged at four corners of the lower end of the machine table (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202422941743.0U CN223418973U (en) | 2024-11-30 | 2024-11-30 | A high-speed rotating clamping and fastening mechanism for a dual-spindle machining center |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202422941743.0U CN223418973U (en) | 2024-11-30 | 2024-11-30 | A high-speed rotating clamping and fastening mechanism for a dual-spindle machining center |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN223418973U true CN223418973U (en) | 2025-10-10 |
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ID=97255398
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202422941743.0U Active CN223418973U (en) | 2024-11-30 | 2024-11-30 | A high-speed rotating clamping and fastening mechanism for a dual-spindle machining center |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN223418973U (en) |
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2024
- 2024-11-30 CN CN202422941743.0U patent/CN223418973U/en active Active
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