CN211966648U - Stable lifting machine head of high-precision machining center - Google Patents
Stable lifting machine head of high-precision machining center Download PDFInfo
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- CN211966648U CN211966648U CN202020672784.3U CN202020672784U CN211966648U CN 211966648 U CN211966648 U CN 211966648U CN 202020672784 U CN202020672784 U CN 202020672784U CN 211966648 U CN211966648 U CN 211966648U
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- lead screw
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Abstract
The utility model relates to a stable lifting machine head of a high-precision machining center, which comprises an installation frame arranged on an operation table, a first lead screw arranged on the installation frame, a machine head sleeved on the first lead screw and a first driving mechanism arranged on the installation frame and used for driving the first lead screw to move; the novel automatic feeding machine is characterized in that a limiting plate is arranged on the machine head, a limiting groove is formed in the mounting frame, the limiting plate is connected in the limiting groove in a sliding mode, and the first lead screw is parallel to the limiting groove and is perpendicular to the operation table board. The machine head of the utility model can be stably lifted and adjusted in multiple directions.
Description
Technical Field
The utility model belongs to the technical field of the technique of machining and specifically relates to a steady lift aircraft nose of high-accuracy machining center is related to.
Background
After the workpiece is clamped once in the machining center, the digital control system can control the machine tool to automatically select and replace the cutter according to different procedures, automatically change the rotating speed of a main shaft of the machine tool, the feeding amount, the motion track of the cutter relative to the workpiece and other auxiliary functions, sequentially complete the machining of multiple procedures on multiple surfaces of the workpiece, and have multiple cutter changing or selecting functions, thereby greatly improving the production efficiency. In a machining center, a machining mechanism is an important component thereof, and a machining head machines a workpiece placed therebelow by moving up and down. Therefore, the stability of the lifting of the machining head is directly related to the machining precision of the machining center. The machining head is easy to loosen during working, particularly in a working occasion of a machining center requiring multi-axis movement, so that the machining head shakes during lifting, the machining head cannot accurately reach a machining station, and the machining precision of the machining center is seriously influenced.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a steady lift aircraft nose of high-accuracy machining center, the lift that can be steady also can multi-directionally adjust to prior art exists not enough.
The above utility model discloses an above-mentioned utility model purpose can realize through following technical scheme:
a stable lifting machine head of a high-precision machining center comprises an installation frame arranged on an operation table, a first lead screw arranged on the installation frame, a machine head sleeved on the first lead screw and a first driving mechanism arranged on the installation frame and used for driving the first lead screw to move;
the machine head is provided with a limiting plate, the mounting frame is provided with a limiting groove, the limiting plate is connected in the limiting groove in a sliding manner,
the first lead screw is parallel to the limiting groove and is perpendicular to the operating table board.
By adopting the technical scheme, the machine head is arranged on the first lead screw on the mounting frame, the first lead screw is rotationally connected to the mounting frame and is vertical to the operating platform, the first driving mechanism drives the first lead screw to rotate, and the first lead screw rotates to drive the machine head to move; because be provided with the limiting plate on the aircraft nose, be provided with the spacing groove on the mounting bracket, through limiting plate and spacing groove sliding connection on the aircraft nose, inject the aircraft nose direction, prevent that the aircraft nose from rotating, like this, just enable the aircraft nose and slide along the length direction of first lead screw, first lead screw and spacing groove parallel all are perpendicular with the operation mesa, can realize the lift of aircraft nose.
The present invention may be further configured in a preferred embodiment as: the two connecting plates are arranged on the operating platform, the two ends of the second lead screw are respectively and rotatably connected to the two connecting plates, and the second driving mechanism is arranged on the connecting plates and used for driving the second lead screw to rotate;
the second lead screw is parallel to one side edge of the operating platform;
the mounting rack is slidably mounted on the second lead screw and can slide along the second lead screw under the second driving mechanism.
Through adopting above-mentioned technical scheme, the aircraft nose is installed on the mounting bracket, and mounting bracket sliding connection drives the second lead screw and rotates on the second lead screw under second actuating mechanism's effect, and the second lead screw rotates, drives mounting bracket and aircraft nose and slides, makes aircraft nose and mounting bracket can slide along the length direction of second lead screw, realizes the slip of aircraft nose.
The present invention may be further configured in a preferred embodiment as: the device also comprises two fixed plates arranged on the operating platform, a third lead screw with two ends respectively connected to the adjacent fixed plates in a rotating way, and a third driving mechanism arranged on the fixed plates and used for driving the third lead screw to rotate;
the third screw rod is parallel to the other side edge of the operating platform and is vertical to the second screw rod;
the operating table is also provided with two mounting plates, and a polished rod is arranged on the mounting plates and is parallel to the third lead screw;
and the two connecting plates are respectively connected with the third lead screw and the polished rod in a sliding manner.
Through adopting above-mentioned technical scheme, regard aircraft nose, mounting bracket and connecting plate as a whole, a connecting plate sliding connection is on the third lead screw that sets up on the fixed plate, and another connecting plate is installed on the polished rod, and the polished rod cooperation third polished rod setting drives aircraft nose, mounting bracket and connecting plate slip on the third lead screw when third mechanism drive third lead screw rotates, and the third lead screw sets up with the second lead screw is perpendicular, had so both realized the multi-direction removal of aircraft nose.
The present invention may be further configured in a preferred embodiment as: the first lead screw, the second lead screw and the third lead screw are all set to be precise lead screws.
Through adopting above-mentioned technical scheme, accurate lead screw has the advantage of high accuracy, reversibility, high efficiency and little frictional force concurrently simultaneously.
The present invention may be further configured in a preferred embodiment as: the mounting frame is provided with a first guide rod, and the first guide rod is parallel to the first lead screw and penetrates through the machine head to be connected with the machine head in a sliding mode.
By adopting the technical scheme, the first guide rod plays a role in guiding, the position of the machine head is limited, and the machine head is prevented from rotating on the first lead screw in the rotating process of the first lead screw, so that the lifting of the machine head is further influenced; simultaneously, the arrangement of the first guide rod can play a role in increasing the stability of the mounting frame.
The present invention may be further configured in a preferred embodiment as: and a second guide rod is further arranged on the connecting plate, is parallel to the second lead screw, penetrates through the mounting frame and is in sliding connection with the mounting frame.
Through adopting above-mentioned technical scheme, the second guide bar plays the effect of direction, prescribes a limit to the moving direction of mounting bracket, prevents that the mounting bracket from taking place the upset at the in-process that removes, can not remove along the length direction of second lead screw, also plays reinforced (rfd) effect simultaneously, makes the more stable slip of mounting bracket on the second lead screw.
The present invention may be further configured in a preferred embodiment as: the fixed plate is provided with a third guide rod, the mounting plate is provided with a fourth guide rod, the third guide rod is parallel to the fourth guide rod, and the third guide rod and the fourth guide rod are both connected with the connecting plate in a sliding mode.
Through adopting above-mentioned technical scheme, the third guide bar plays the effect of direction, prescribes a limit to the moving direction of connecting plate, also can play the reinforcing action simultaneously, makes the more stable sliding connection of connecting plate on the third lead screw.
To sum up, the utility model discloses a following at least one useful technological effect:
1. the machine head is connected to the first lead screw on the mounting frame in a sliding mode, the first lead screw is rotated by rotating the first driving mechanism, the machine head cannot be overturned under the action of the limiting plate and the limiting groove and can only slide along the length direction of the first lead screw, and therefore stable lifting of the machine head is achieved;
2. the mounting frame is connected to a second lead screw arranged on the connecting plate in a sliding manner, and can only slide along the direction of the second lead screw under the guiding action of a second guide rod, so that the machine head is driven to slide;
3. the third lead screw is perpendicular to the second lead screw, and the connecting plate, the mounting frame and the machine head are connected to the third lead screw in a sliding mode and can slide along the direction of the third lead screw under the action of the third guide rod, so that multidirectional movement of the machine head is achieved.
Drawings
FIG. 1 is a schematic view of the overall structure of the present embodiment
Fig. 2 is a schematic structural diagram of the mounting bracket in the embodiment.
Fig. 3 is a schematic structural diagram of the connecting plate and the mounting bracket in this embodiment.
Fig. 4 is a schematic structural view of the connecting plate and the polish rod in this embodiment.
In the figure, 11, the mounting frame; 111. a limiting groove; 12. a first lead screw; 13. a machine head; 131. a limiting plate; 14. a first drive mechanism; 15. a first guide bar; 21. a connecting plate; 22. a second lead screw; 23. a second drive mechanism; 24. a second guide bar; 31. a fixing plate; 32. a third lead screw; 33. a third drive mechanism; 34. mounting a plate; 35. a polish rod; 36. a third guide bar; 37. and a fourth guide bar.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
Referring to fig. 1, for the utility model discloses a smooth lift aircraft nose of high-accuracy machining center mainly comprises several parts such as mounting bracket 11, first lead screw 12, aircraft nose 13, a drive mechanism 14 and limiting plate 131.
Referring to fig. 2, the mounting frame 11 is slidably connected to the operating table and is configured as an i-shaped frame, which includes two parallel transverse plates, a longitudinal plate and a side plate disposed between the two transverse plates. The first lead screw 12 passes through two parallel transverse plates and is rotatably connected with the transverse plates. First lead screw 12 is perpendicular with the operation mesa, and first lead screw 12 is accurate lead screw. The head 13 is screwed to the first threaded spindle 12. The first driving mechanism 14 includes a first motor and a first speed reducer, the first speed reducer is installed on the mounting bracket, and an output shaft of the first speed reducer is connected to one end of the first lead screw 12, which is far away from the operating platform, and drives the first lead screw 12 to rotate.
Referring to fig. 2, a limiting plate 131 is fixedly welded on one side surface of the machine head 13 close to the longitudinal plate, and the limiting plate 131 is arranged into a strip-shaped plate. A limiting groove 111 is formed in the surface of the longitudinal plate, close to the machine head 13, of the mounting frame 11, the limiting groove 111 is parallel to the first lead screw 12, and the limiting groove 111 is matched with the limiting plate 131 in shape. The position limiting plate 131 can be placed in the position limiting groove 111 and can slide along the opening direction of the position limiting groove 111. Limiting groove 111 and limiting plate 131 set up and can play limiting displacement, and when first motor drove first lead screw 12 and rotated, prevent aircraft nose 13 and overturn on first lead screw 12, make aircraft nose 13 can only slide along first lead screw 12's direction, realize the lift of aircraft nose 13.
First guide rods 15 are arranged on the mounting frame 11, the number of the first guide rods 15 is two, and the two first guide rods 15 are parallel to the first lead screw 12 and are arranged on two sides of the first lead screw 12. The first guide rod 15 passes through the head 13 and is slidably connected to the head 13. The first guide rod 15 can play a role of supporting the handpiece 13 while playing a role of guiding, so that the handpiece 13 can slide more stably.
Referring to fig. 1 and 3, in order to facilitate the sliding of the head 13 in the horizontal direction, two connecting plates 21 are provided near one side of the operating table, and both the two connecting plates 21 are slidably connected to the operating table. The both ends of second lead screw 22 rotate respectively and connect on two connecting plates 21, and second lead screw 22 passes two curb plates of mounting bracket 11, sets up in the one side that deviates from spacing groove 111, with mounting bracket 11 sliding connection, and second lead screw 22 sets up to accurate lead screw. The second lead screw 22 is parallel to one side of the console and perpendicular to the first lead screw 12. The second driving mechanism 23 is composed of a second motor and a second speed reducer, the second speed reducer is installed on the connecting plate 21, the output shaft is connected to the second lead screw 22, the second lead screw 22 is driven to rotate, and the mounting frame 11 is driven to slide along the length direction of the second lead screw 22.
A second guide rod 24 is arranged between the two connecting plates 21, and the number of the second guide rods 24 is two, and the two guide rods are parallel to the second lead screw 22 and arranged on two sides of the second lead screw 22. The second guide rod 24 passes through the connection plate 21 and is slidably connected to the connection plate 21. The second guide rod 24 plays a role in guiding, preventing the mounting frame 11 from overturning, and simultaneously playing a role in supporting the mounting frame 11, so that the mounting frame 11 and the machine head 13 can stably slide on the second lead screw 22.
Referring to fig. 1 and 4, in order to facilitate the head 13 to slide in a plurality of directions, two fixing plates 31 and two mounting plates 34 are provided on the operation table at positions close to the other two sides, respectively. Two ends of the third screw rod 32 are respectively and rotatably connected to the two fixing plates 31, and the third screw rod 32 is a precision screw rod. The two ends of the polish rod 35 are connected to the two mounting plates 34, respectively. The polish rod 35 and the third lead screw 32 are parallel, are parallel to the other side edge of the operating platform and are perpendicular to the second lead screw 22, and the polish rod 35 and the third lead screw 32 penetrate through the connecting plate 21 to integrate the connecting plate 21, the mounting frame 11 and the machine head 13, so that the connecting plate 21 can move on the third lead screw 32, and the machine head 13 is driven to move.
The third guide rod 36 has both ends connected to the fixing plate 31 and parallel to the third lead screw 32, and the fourth guide rod 37 has both ends connected to the mounting plate 34 and parallel to the polish rod 35. The third guide rod 36 and the fourth guide rod 37 pass through the connecting plate 21 and are slidably connected with the connecting plate 21. The third guide bar 36 and the fourth guide bar 37 serve to guide and support the connecting plate 21, so that the connecting plate 21, the mounting frame 11 and the machine head 13 can slide on the third screw shaft 32 more smoothly.
The embodiment of this specific implementation mode is the preferred embodiment of the present invention, not limit according to this the utility model discloses a protection scope, so: all equivalent changes made according to the structure, shape and principle of the utility model are covered within the protection scope of the utility model.
Claims (7)
1. The utility model provides a steady lift aircraft nose at high accuracy machining center establishes the top at the operation panel, its characterized in that: the device comprises a mounting rack (11) arranged on an operation table, a first lead screw (12) arranged on the mounting rack (11), a machine head (13) sleeved on the first lead screw (12) and a first driving mechanism (14) arranged on the mounting rack (11) and used for driving the first lead screw (12) to move;
a limiting plate (131) is arranged on the machine head (13), a limiting groove (111) is arranged on the mounting rack (11), the limiting plate (131) is connected in the limiting groove (111) in a sliding manner,
the first lead screw (12) is parallel to the limiting groove (111) and is perpendicular to the operating table board.
2. The smooth lifter head of a high precision machining center according to claim 1, characterized in that: the device also comprises two connecting plates (21) arranged on the operating platform, a second lead screw (22) with two ends respectively connected to the two connecting plates (21) in a rotating way, and a second driving mechanism (23) arranged on the connecting plates (21) and used for driving the second lead screw (22) to rotate;
the second lead screw (22) is parallel to one side edge of the operating platform;
the mounting frame (11) is slidably mounted on the second lead screw (22) and can slide along the second lead screw (22) under the second driving mechanism (23).
3. The smooth lifter head of a high precision machining center according to claim 2, characterized in that: the device also comprises two fixing plates (31) arranged on the operating platform, a third screw rod (32) with two ends respectively connected to the adjacent fixing plates (31) in a rotating way, and a third driving mechanism (33) arranged on the fixing plates (31) and used for driving the third screw rod (32) to rotate;
the third lead screw (32) is parallel to the other side edge of the operating platform and is vertical to the second lead screw (22);
the operating table is further provided with two mounting plates (34), a polished rod (35) is arranged on each mounting plate (34), and the polished rod (35) is parallel to the third lead screw (32);
the two connecting plates (21) are respectively connected with a third lead screw (32) and a polish rod (35) in a sliding manner.
4. The smooth lifter head of a high precision machining center according to claim 1, characterized in that: the first lead screw (12), the second lead screw (22) and the third lead screw (32) are all set to be precise lead screws.
5. The smooth lifter head of a high precision machining center according to claim 1, characterized in that: be provided with first guide bar (15) on mounting bracket (11), first guide bar (15) are parallel with first lead screw (12), pass aircraft nose (13) and aircraft nose (13) sliding connection.
6. The smooth lifter head of a high precision machining center according to claim 2, characterized in that: the connecting plate (21) is further provided with a second guide rod (24), the second guide rod (24) is parallel to the second lead screw (22), penetrates through the mounting frame (11) and is in sliding connection with the mounting frame (11).
7. The smooth lifter head of a high precision machining center according to claim 3, characterized in that: be provided with third guide bar (36) on fixed plate (31), be provided with fourth guide bar (37) on mounting panel (34), third guide bar (36) are parallel with fourth guide bar (37), both all with connecting plate (21) sliding connection.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020672784.3U CN211966648U (en) | 2020-04-26 | 2020-04-26 | Stable lifting machine head of high-precision machining center |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020672784.3U CN211966648U (en) | 2020-04-26 | 2020-04-26 | Stable lifting machine head of high-precision machining center |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211966648U true CN211966648U (en) | 2020-11-20 |
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ID=73345117
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020672784.3U Active CN211966648U (en) | 2020-04-26 | 2020-04-26 | Stable lifting machine head of high-precision machining center |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211966648U (en) |
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2020
- 2020-04-26 CN CN202020672784.3U patent/CN211966648U/en active Active
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