CN222404379U - Beam lifting mechanism of vertical machine tool - Google Patents
Beam lifting mechanism of vertical machine tool Download PDFInfo
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- CN222404379U CN222404379U CN202420337768.7U CN202420337768U CN222404379U CN 222404379 U CN222404379 U CN 222404379U CN 202420337768 U CN202420337768 U CN 202420337768U CN 222404379 U CN222404379 U CN 222404379U
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- 230000003014 reinforcing effect Effects 0.000 claims description 18
- 238000000034 method Methods 0.000 abstract description 4
- 230000005540 biological transmission Effects 0.000 description 5
- 238000010276 construction Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000003754 machining Methods 0.000 description 1
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Abstract
The utility model discloses a vertical machine tool beam lifting mechanism, which belongs to the technical field of machine tool beams and comprises a driving device, wherein the driving device comprises a motor, the motor is positioned in a driving cavity, the output end of the motor is provided with a first driving wheel, two sides in the driving cavity are respectively and rotationally provided with a screw, one screw is provided with a first driven wheel, a first driving belt is arranged between the first driving wheel and the first driven wheel, the position, which is higher than the first driven wheel, on the screw is provided with a second driven wheel, a second driving belt is arranged between the second driven wheels, the first driving wheel is driven to rotate by the motor, one screw is driven to rotate by the first driving wheel, the second driving wheel is driven to rotate by the screw, and the other second driving wheel is driven to rotate by the second driving belt, so that the two screws can synchronously rotate at the same speed and the same direction, and the lifting of the beam can be realized by only one motor in the whole process.
Description
Technical Field
The utility model relates to the technical field of machine tool beams, in particular to a vertical machine tool beam lifting mechanism.
Background
The vertical lathe is different from the common lathe in that the main shaft is vertical, which is equivalent to erecting the common lathe. Because the workbench is in the horizontal position, the machine is suitable for machining heavy parts with large diameters and short lengths. The vertical machine tool comprises a cross beam, and the cross beam can move up and down due to the lifting structure of the cross beam of the vertical machine tool.
The existing vertical machine tool beam lifting mechanism comprises a motor, a lifting worm wheel, a lifting worm, a screw rod and the like, and the screw rod is driven to rotate by means of the transmission of the worm wheel screw rod, so that the beam is lifted, but the mode needs to provide energy for two motors to rotate respectively, and electric signals need to be transmitted to the two motors respectively, lifting of the beam is controlled, and the whole process needs to be realized by using a plurality of electric signal feedback and is complicated.
Disclosure of utility model
The utility model provides a beam lifting mechanism of a vertical machine tool, which solves the technical problems in the background technology.
In order to solve the technical problems, the technical scheme is that the beam lifting mechanism of the vertical machine tool comprises a machine body, a portal frame is arranged on the machine body, a beam body is arranged in front of the portal frame in a lifting mode, a driving cavity is formed in the machine body, a driving device capable of enabling the beam to lift is arranged in the driving cavity, the driving device comprises a motor, the motor is located in the driving cavity, a first driving wheel is arranged at the output end of the motor, lead screws are respectively arranged at two sides of the driving cavity in a rotating mode, a first driven wheel is arranged on one of the lead screws, a first driving belt is arranged between the first driving wheel and the first driven wheel, a second driven wheel is arranged at a position, higher than the first driven wheel, on the lead screw, a second driving belt is arranged between the second driven wheel, grooves are respectively formed in the two sides of the front of the portal frame, one end of the lead screw extending into the grooves is in a rotating mode, connecting blocks are respectively connected with the lead screws in a threaded mode, one end of each connecting block extending out of the grooves is connected with the beam body, and a reinforcing device is arranged between the beam body and the portal frame.
As a further scheme of the utility model, the reinforcing device comprises a sliding plate, wherein the sliding plate is positioned at two sides of the front of the portal frame and is in sliding connection with the portal frame, the front of the sliding plate is provided with reinforcing plates, the other ends of the reinforcing plates are fixedly connected with the bottom surface of the cross beam, and triangular structures are formed among the reinforcing plates, the cross beam body and the portal frame.
As a further scheme of the utility model, the section of the sliding plate is U-shaped, and the sliding plate is connected up and down in a sliding manner along the landing leg of the portal frame.
As a further scheme of the utility model, the motor is a stepping motor with a self-locking function.
As a further scheme of the utility model, the motor is positioned at the center of the bottom surface in the driving cavity, and the lead screws are symmetrically arranged at the two sides of the motor.
Compared with the prior art, the utility model has the advantages that the motor is arranged to drive the first driving wheel to rotate, the first driving wheel drives the first driven wheel to rotate through the first transmission belt, so that one screw rod is driven to rotate, the screw rod drives the second driving wheel to rotate, and the second transmission belt drives the other second driving wheel to rotate, so that the two screw rods synchronously rotate at the same speed and in the same direction, the cross beam is lifted, and the lifting of the cross beam can be realized only by one motor in the whole process.
Drawings
Fig. 1 is a perspective view of a beam lifting mechanism of a vertical machine tool according to the present utility model.
Fig. 2 is a schematic diagram of the internal structure of a driving cavity of a beam lifting mechanism of a vertical machine tool.
Fig. 3 is an enlarged schematic view of a part a of a beam lifting mechanism of a vertical machine tool.
The machine is shown as a figure, wherein the machine comprises a machine body 1, a machine body 2, a portal frame 3, a beam body 4, a driving cavity 5, a motor 6, a first driving wheel 7, a screw rod 8, a first driven wheel 9, a first driving belt 10, a second driven wheel 11, a second driving belt 12, a groove 13, a connecting block 14, a sliding plate 15 and a reinforcing plate.
Detailed Description
The present utility model will be described in further detail with reference to the accompanying drawings.
Referring to fig. 1 and 2, a vertical machine tool beam lifting mechanism comprises a machine body 1, a portal frame 2 is arranged on the machine body 1, a beam body 3 is arranged in front of the portal frame 2 in a lifting manner, a driving cavity 4 is arranged in the machine body 1, a driving device capable of lifting the beam is arranged in the driving cavity 4, the driving device comprises a motor 5, the motor 5 is positioned in the driving cavity 4, the motor 5 is a stepping motor with a self-locking function, a first driving wheel 6 is arranged at the output end of the motor 5, lead screws 7 are respectively arranged at two sides in the driving cavity 4 in a rotating manner, the motor 5 is positioned at the center of the bottom surface in the driving cavity 4, the lead screws 7 are symmetrically arranged at two sides of the motor 5, one lead screw 7 is provided with a first driven wheel 8, a first driving wheel 6 and a first driven wheel 8 are arranged between the first driving wheel 6, a second driven wheel 10 is arranged at the position higher than the first driven wheel 8 on the lead screw 7, and a second driving belt 11 is arranged between the second driven wheels 10.
With reference to fig. 1 and 3, grooves 12 are formed in two sides of the front surface of the portal frame 2, one end of the screw rod extending into the grooves 12 is rotationally connected with the grooves 12, connecting blocks 13 are connected to the screw rod 7 in a threaded manner, one end of each connecting block 13 extending out of the grooves 12 is connected with the beam body 3, and a reinforcing device is arranged between the beam body 3 and the portal frame 2.
Referring to fig. 3, the reinforcing device comprises a sliding plate 14, the sliding plate 14 is located at two sides in front of the portal frame 2 and is in sliding connection with the portal frame 2, the section of the sliding plate 14 is in a U shape, the sliding plate 14 is in sliding connection with the supporting legs of the portal frame 2 up and down, reinforcing plates 15 are arranged in front of the sliding plate 14, the other ends of the reinforcing plates 15 are fixedly connected with the bottom surface of the cross beam, and triangular structures are formed among the reinforcing plates 15, the cross beam body 3 and the portal frame 2.
When the utility model is implemented, the motor is started at first, the motor drives the first driving wheel to rotate, the first driving wheel drives the first driven wheel to rotate through the first transmission belt, so that one screw rod is driven to rotate, the screw rod drives the second driving wheel to rotate, the other second driving wheel is driven to rotate through the second transmission belt, the two screw rods can synchronously rotate at the same speed and in the same direction, the whole process can realize the lifting of the cross beam by only one motor, the cross beam forms a triangle structure among the reinforcing plate, the cross beam and the portal frame under the action of the reinforcing device, and the sliding plate and the portal frame are connected in a sliding way, so that the lifting of the cross beam is more stable, and the stability of equipment is improved.
The utility model and its embodiments have been described above with no limitation, and the actual construction is not limited to the embodiments of the utility model as shown in the drawings. In summary, if one of ordinary skill in the art is informed by this disclosure, a structural manner and an embodiment similar to the technical solution should not be creatively devised without departing from the gist of the present utility model.
Claims (5)
1. The beam lifting mechanism of the vertical machine tool comprises a machine body (1), wherein a portal frame (2) is arranged on the machine body (1), a beam body (3) is arranged in front of the portal frame (2) in a lifting manner, a driving cavity (4) is arranged in the machine body (1), a driving device capable of enabling the beam to lift is arranged in the driving cavity (4), the driving device comprises a motor (5), the motor (5) is arranged in the driving cavity (4), a first driving wheel (6) is arranged at the output end of the motor (5), a lead screw (7) is arranged at two sides in the driving cavity (4) in a rotating manner, a first driven wheel (8) is arranged on one lead screw (7), a first driving belt (9) is arranged between the first driving wheel (6) and the first driven wheel (8), a second driven wheel (10) is arranged at a position higher than the first driven wheel (8), a second driving belt (11) is arranged between the second driven wheels (10), grooves (12) are formed in the two sides of the front of the driving cavity (4), grooves (12) are formed in the two sides of the portal frame (2), one end (12) is connected with one end (13) of the lead screw in a rotating manner, the grooves (12) are connected with one end (13), one end of the connecting block (13) extending out of the groove (12) is connected with the beam body (3), and a reinforcing device is arranged between the beam body (3) and the portal frame (2).
2. The vertical machine tool beam lifting mechanism according to claim 1, wherein the reinforcing device comprises sliding plates (14), the sliding plates (14) are positioned at two sides in front of the portal frame (2) and are in sliding connection with the portal frame (2), reinforcing plates (15) are arranged in front of the sliding plates (14), the other ends of the reinforcing plates (15) are fixedly connected with the bottom surface of the beam, and triangular structures are formed among the reinforcing plates (15), the beam body (3) and the portal frame (2).
3. A vertical machine tool beam lifting mechanism according to claim 2 is characterized in that the cross section of the sliding plate (14) is U-shaped, and the sliding plate (14) is connected up and down in a sliding manner along the landing leg of the portal frame (2).
4. The lifting mechanism of the vertical machine tool beam is characterized in that the motor (5) is a stepping motor with a self-locking function.
5. The lifting mechanism of the vertical machine tool beam is characterized in that the motor (5) is positioned at the center of the inner bottom surface of the driving cavity (4), and the lead screws (7) are symmetrically arranged at two sides of the motor (5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202420337768.7U CN222404379U (en) | 2024-02-23 | 2024-02-23 | Beam lifting mechanism of vertical machine tool |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202420337768.7U CN222404379U (en) | 2024-02-23 | 2024-02-23 | Beam lifting mechanism of vertical machine tool |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN222404379U true CN222404379U (en) | 2025-01-28 |
Family
ID=94360023
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202420337768.7U Active CN222404379U (en) | 2024-02-23 | 2024-02-23 | Beam lifting mechanism of vertical machine tool |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN222404379U (en) |
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2024
- 2024-02-23 CN CN202420337768.7U patent/CN222404379U/en active Active
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