CN220445697U - Main beam sliding block structure of fixed beam type gantry machining center - Google Patents
Main beam sliding block structure of fixed beam type gantry machining center Download PDFInfo
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- CN220445697U CN220445697U CN202321387224.3U CN202321387224U CN220445697U CN 220445697 U CN220445697 U CN 220445697U CN 202321387224 U CN202321387224 U CN 202321387224U CN 220445697 U CN220445697 U CN 220445697U
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- gantry machining
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- 238000003801 milling Methods 0.000 claims abstract description 5
- 230000005540 biological transmission Effects 0.000 claims description 42
- 230000003014 reinforcing effect Effects 0.000 claims description 5
- 238000004804 winding Methods 0.000 claims description 2
- 230000001629 suppression Effects 0.000 abstract description 4
- 229910000975 Carbon steel Inorganic materials 0.000 description 3
- 239000010962 carbon steel Substances 0.000 description 3
- 238000003754 machining Methods 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- 230000002035 prolonged effect Effects 0.000 description 2
- 238000010923 batch production Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005520 cutting process Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000008707 rearrangement Effects 0.000 description 1
- 230000006641 stabilisation Effects 0.000 description 1
- 238000011105 stabilization Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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Abstract
The utility model relates to the technical field of mechanical equipment, and discloses a beam sliding block structure of a fixed beam type gantry machining center, which comprises the following components: the cross beam is fixedly arranged along the horizontal direction; at least two linear guide rails which are arranged on the cross beam and are arranged side by side and extend in the same direction with the cross beam; the sliding blocks are respectively arranged on the linear guide rails in a sliding manner, and at least three sliding blocks are arranged on each linear guide rail in a sliding manner; and the sliding mechanism comprises a main shaft for driving the milling cutter to rotate, and is arranged in a sliding way along the linear guide rail, and a plurality of sliding blocks are fixedly connected with the sliding mechanism. The main beam sliding block structure of the fixed beam type gantry machining center provided by the utility model can improve the rigidity of the connection between the main shaft and the beam, improve the accuracy and stability of the main shaft in transverse sliding, improve the vibration suppression capability and prolong the service life.
Description
Technical Field
The utility model relates to the technical field of mechanical equipment, in particular to a main beam sliding block structure of a fixed beam type gantry machining center.
Background
The numerical control machining center is a high-efficiency automatic machine tool which consists of mechanical equipment and a numerical control system and is suitable for machining complex parts. The numerical control machining center is one of the numerical control machine tools with highest yield and most wide application in the world. The device has strong comprehensive processing capability, can finish more processing contents after one-time clamping of workpieces, has high processing precision and processing efficiency, and is suitable for single-piece processing or small-and-medium-batch production with complex shapes and high precision requirements.
The fixed beam type gantry machining center is particularly suitable for machining large-sized workpieces, the main shaft of the fixed beam type gantry machining center is slidably arranged on the cross beam, and the problems of insufficient rigidity and poor vibration suppression capability exist, so that hysteresis in the machining process is easily caused, the efficiency is low, and the fixed beam type gantry machining center is easy to run accurately when the cutting amount is large or the workpiece is impacted due to misoperation, so that the accuracy is required to be readjusted, and the service life is influenced.
Therefore, a main beam sliding block structure of a fixed beam type gantry machining center is needed to solve the technical problems.
Disclosure of Invention
Based on the above, the utility model aims to provide the main beam sliding block structure of the fixed beam type gantry machining center, so that the rigidity of connection between a main shaft and a beam is improved, the accuracy and stability of the main shaft in transverse sliding are improved, the vibration suppression capability is improved, and the service life is prolonged.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
the utility model provides a fixed beam type longmen machining center main beam slider structure, include:
the cross beam is fixedly arranged along the horizontal direction;
the linear guide rails are arranged on the cross beam, are arranged side by side and extend in the same direction with the cross beam;
the sliding blocks are respectively arranged on the linear guide rails in a sliding manner, and at least three sliding blocks are arranged on each linear guide rail in a sliding manner; and
the sliding mechanism comprises a main shaft for driving the milling cutter to rotate, and the sliding mechanism is arranged along the linear guide rail in a sliding manner, and a plurality of sliding blocks are fixedly connected with the sliding mechanism.
As an optional technical scheme of fixed beam type gantry machining center main beam sliding block structure, the sliding mechanism further comprises:
the sliding seat is fixedly connected with a plurality of sliding blocks, and the main shaft can move along the vertical direction relative to the sliding seat.
As an optional technical scheme of fixed beam type gantry machining center main beam sliding block structure, the sliding mechanism further comprises:
and the ram is arranged on the sliding seat in a sliding manner along the vertical direction, and the main shaft is arranged on the ram through a radial flange.
As an optional technical scheme of fixed beam type gantry machining center main beam sliding block structure, the sliding mechanism further comprises:
the lifting driving motor is arranged on the ram;
the screw nut assembly comprises a transmission screw and a transmission nut which are in threaded connection, the transmission screw extends along the vertical direction, the output end of the lifting driving motor is connected with the transmission screw, and the transmission nut is fixedly connected with the sliding seat.
As an optional technical scheme of fixed beam type gantry machining center main beam sliding block structure, the sliding mechanism further comprises:
the transmission belt pulley assembly comprises a first transmission wheel, a second transmission wheel and a transmission belt, wherein the first transmission wheel is in transmission connection with the output end of the lifting driving motor, the second transmission wheel is in transmission connection with the transmission screw rod, and the transmission belt is in transmission winding on the first transmission wheel and the second transmission wheel.
As an optional technical scheme of fixed beam type gantry machining center main beam sliding block structure, the sliding mechanism further comprises:
the guide sleeve stretches out and draws back along vertical direction, guide sleeve's stiff end with the slide is connected, guide sleeve's expansion end with the ram is connected.
As an optional technical scheme of fixed beam type gantry machining center main beam sliding block structure, one side of the sliding seat connected with the sliding block is provided with a mounting groove, the sliding block can be mounted in the mounting groove, and the upper inner wall of the mounting groove is pressed against the sliding block.
As an optional technical scheme of the main beam sliding block structure of the fixed beam type gantry machining center, a plurality of reinforcing beam plates arranged along the horizontal direction are arranged on the sliding seat.
As an optional technical scheme of the main beam sliding block structure of the fixed beam type gantry machining center, two linear guide rails are arranged on the beam, and three sliding blocks are respectively arranged on the two linear guide rails in a sliding mode.
As an optional technical scheme of the main beam sliding block structure of the fixed beam type gantry machining center, the linear guide rail adopts an I-shaped guide rail.
The beneficial effects of the utility model are as follows:
the main beam sliding block structure of the fixed beam type gantry machining center is characterized in that at least two linear guide rails are arranged on a beam, at least three sliding blocks are arranged on each linear guide rail, and a sliding mechanism comprising a main shaft is arranged on the beam through sliding of the sliding blocks and the linear guide rails. The arrangement of at least two linear guide rails side by side can improve the accuracy of the main shaft sliding along the transverse direction and keep higher stability; and at least three sliding blocks are arranged on each linear guide rail, so that the rigidity of connection between the main shaft and the cross beam can be improved, the vibration suppression capability is improved, the possibility of accurate running is reduced, the working stability and the efficiency are ensured, and the service life is prolonged.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the following description will briefly explain the drawings needed in the description of the embodiments of the present utility model, and it is obvious that the drawings in the following description are only some embodiments of the present utility model, and other drawings may be obtained according to the contents of the embodiments of the present utility model and these drawings without inventive effort for those skilled in the art.
Fig. 1 is a schematic structural view of a main beam slider structure of a fixed beam gantry machining center.
In the figure:
1. a cross beam; 2. a linear guide rail; 3. a slide block; 4. a sliding mechanism; 41. a main shaft; 42. a slide; 421. reinforcing the beam plate; 43. a ram; 44. a lead screw nut assembly; 45. a drive pulley assembly; 46. a guide sleeve; 47. a radial flange.
Detailed Description
In order to make the technical problems solved by the present utility model, the technical solutions adopted and the technical effects achieved more clear, the technical solutions of the embodiments of the present utility model will be described in further detail below with reference to the accompanying drawings, and it is obvious that the described embodiments 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 fall within the scope of the utility model.
The embodiment provides a fixed beam type gantry machining center main beam sliding block structure, which is applied to a fixed beam type gantry machining center, and as shown in fig. 1, the fixed beam type gantry machining center main beam sliding block structure comprises a beam 1, at least two linear guide rails 2, a plurality of sliding blocks 3 and a sliding mechanism 4. Wherein the cross beam 1 is fixedly arranged along the horizontal direction; the linear guide rails 2 are arranged on the cross beam 1, and the linear guide rails 2 are arranged side by side and extend in the same direction as the cross beam 1; the sliding blocks 3 are respectively arranged on the linear guide rails 2 in a sliding manner, and at least three sliding blocks 3 are arranged on each linear guide rail 2 in a sliding manner; the sliding mechanism 4 comprises a main shaft 41 for driving the milling cutter to rotate, the sliding mechanism 4 is arranged in a sliding mode along the linear guide rail 2, and a plurality of sliding blocks 3 are fixedly connected with the sliding mechanism 4.
Specifically, the main beam sliding block structure of the fixed beam type gantry machining center provided by the embodiment is provided with at least two linear guide rails 2 on the beam 1, each linear guide rail 2 is provided with at least three sliding blocks 3, and a sliding mechanism 4 including a main shaft 41 is arranged on the beam 1 through the sliding blocks 3 and the linear sliding rails. The fixed beam type gantry machining center main beam sliding block structure provided by the embodiment is simple in structure and easy to assemble, and the arrangement of at least two linear guide rails 2 side by side can improve the accuracy of the main shaft 41 in the transverse sliding direction and keep higher stability; the rigidity that main shaft 41 and crossbeam 1 are connected can be improved to setting up at least three slider 3 on every linear guide 2, improves and presses down the ability of shaking, reduces the possibility that the precision was run to guarantee job stabilization nature and efficiency, increase of service life.
In this embodiment, two linear guide rails 2 are provided on the cross beam 1, and three sliding blocks 3 are slidably provided on each of the two linear guide rails 2. In other embodiments of the utility model, more than two linear guides 2 may be provided on the cross beam 1, and more than three sliders 3 may be provided on each linear guide 2.
Illustratively, the linear guide rail 2 adopts an I-shaped guide rail, so that the bearing reliability is improved.
Illustratively, the I-shaped guide rail is made of carbon steel material.
The sliding mechanism 4 further includes a sliding base 42, and the plurality of sliding blocks 3 are fixedly connected to the sliding base 42, and the main shaft 41 can move along a vertical direction relative to the sliding base 42.
Illustratively, a mounting groove is formed on one side, connected with the sliding seat 42 and the sliding block 3, of the sliding block 3, the sliding block 3 can be mounted in the mounting groove, and the upper inner wall of the mounting groove is pressed against the sliding block 3, so that the load on the sliding seat 42 is transmitted to the sliding block 3 from top to bottom, and then transmitted to the linear guide rail 2 and the cross beam 1, and the bearing capacity of the linear guide rail 2 and the sliding block 3 is improved.
Illustratively, the slide 42 is provided with a plurality of reinforcing beam plates 421 disposed along a horizontal direction, and the plurality of reinforcing beam plates 421 are disposed at intervals side by side to improve the load capacity and rigidity of the slide 42.
Illustratively, the carriage 42 is formed of carbon steel material.
Illustratively, the sliding mechanism 4 further includes a ram 43, the ram 43 is slidably disposed on the slide base 42 along a vertical direction, a yielding groove extending along the vertical direction is disposed on a side of the ram 43 away from the beam 1, the spindle 41 is disposed in the yielding groove, and the spindle 41 is rotatably mounted on the ram 43 through a radial flange 47, so that the spindle 41 can rotate around a vertical axis relative to the ram 43, so as to drive a milling cutter mounted on an end portion thereof to rotate.
Illustratively, ram 43 is made of carbon steel material.
Illustratively, the sliding mechanism 4 further includes a lifting drive motor (not shown in the drawings) and a screw nut assembly 44, the lifting drive motor is mounted on the ram 43, the screw nut assembly 44 includes a transmission screw and a transmission nut which are in threaded connection, the transmission screw extends in a vertical direction, an output end of the lifting drive motor is connected with the transmission screw, and the transmission nut is fixedly connected with the slide carriage 42. The ram 43 can be driven to rise or fall when the lifting drive motor rotates, and the screw nut assembly 44 has good transmission accuracy.
Illustratively, the lift drive motor employs a servo rotary motor.
Illustratively, the sliding mechanism 4 further includes a driving pulley assembly 45, where the driving pulley assembly 45 includes a first driving wheel, a second driving wheel, and a driving belt, the first driving wheel is in driving connection with an output end of the lifting driving motor, the second driving wheel is in driving connection with the driving screw, and the driving belt is wound on the first driving wheel and the second driving wheel.
Illustratively, the sliding mechanism 4 further includes a guide sleeve 46, the guide sleeve 46 is telescopically disposed along a vertical direction, a fixed end of the guide sleeve 46 is connected with the slide 42, a movable end of the guide sleeve 46 is connected with the ram 43, and the guide sleeve 46 is used for providing guidance for lifting movement of the ram 43.
Note that the above is only a preferred embodiment of the present utility model and the technical principle applied. It will be understood by those skilled in the art that the present utility model is not limited to the particular embodiments described herein, but is capable of various obvious changes, rearrangements and substitutions as will now become apparent to those skilled in the art without departing from the scope of the utility model. Therefore, while the utility model has been described in connection with the above embodiments, the utility model is not limited to the embodiments, but may be embodied in many other equivalent forms without departing from the spirit or scope of the utility model, which is set forth in the following claims.
Claims (10)
1. Fixed beam type gantry machining center main beam sliding block structure, its characterized in that includes:
the cross beam (1) is fixedly arranged along the horizontal direction;
the linear guide rails (2) are arranged on the cross beam (1), and the linear guide rails (2) are arranged side by side and extend in the same direction with the cross beam (1);
the sliding blocks (3) are respectively arranged on the linear guide rails (2) in a sliding mode, and at least three sliding blocks (3) are arranged on each linear guide rail (2) in a sliding mode; and
the sliding mechanism (4) comprises a main shaft (41) for driving the milling cutter to rotate, the sliding mechanism (4) is arranged along the linear guide rail (2) in a sliding mode, and a plurality of sliding blocks (3) are fixedly connected with the sliding mechanism (4).
2. The fixed beam gantry machining center main beam slider structure of claim 1, wherein the sliding mechanism (4) further comprises:
the sliding seat (42) is fixedly connected with the sliding seat (42) by a plurality of sliding blocks (3), and the main shaft (41) can move along the vertical direction relative to the sliding seat (42).
3. The fixed beam gantry machining center main beam slider structure of claim 2, wherein the sliding mechanism (4) further comprises:
and the ram (43) is arranged on the sliding seat (42) in a sliding manner along the vertical direction, and the main shaft (41) is arranged on the ram (43) through a radial flange (47).
4. A fixed beam gantry machining center main beam slider structure according to claim 3, characterized in that the sliding mechanism (4) further comprises:
a lifting drive motor mounted to the ram (43);
the screw nut assembly (44) comprises a transmission screw and a transmission nut which are in threaded connection, the transmission screw extends along the vertical direction, the output end of the lifting driving motor is connected with the transmission screw, and the transmission nut is fixedly connected with the sliding seat (42).
5. The fixed beam gantry machining center main beam slider structure of claim 4, wherein the sliding mechanism (4) further comprises:
the transmission belt pulley assembly (45) comprises a first transmission wheel, a second transmission wheel and a transmission belt, wherein the first transmission wheel is in transmission connection with the output end of the lifting driving motor, the second transmission wheel is in transmission connection with the transmission screw rod, and the transmission belt is in transmission winding on the first transmission wheel and the second transmission wheel.
6. The fixed beam gantry machining center main beam slider structure of claim 4, wherein the sliding mechanism (4) further comprises:
the guide sleeve (46) stretches out and draws back along vertical direction, the stiff end of guide sleeve (46) with slide (42) are connected, the loose end of guide sleeve (46) with ram (43) are connected.
7. The fixed beam type gantry machining center main beam sliding block structure according to claim 2, wherein a mounting groove is formed in one side, connected with the sliding block (3), of the sliding seat (42), the sliding block (3) can be mounted in the mounting groove, and the upper inner wall of the mounting groove is pressed against the sliding block (3).
8. The fixed beam type gantry machining center main beam sliding block structure according to claim 2, wherein a plurality of reinforcing beam plates (421) arranged along the horizontal direction are arranged on the sliding seat (42).
9. The fixed beam type gantry machining center main beam sliding block structure according to any one of claims 1 to 8, wherein two linear guide rails (2) are arranged on the beam (1), and three sliding blocks (3) are respectively arranged on the two linear guide rails (2) in a sliding manner.
10. The fixed beam type gantry machining center main beam sliding block structure according to any one of claims 1 to 8, wherein the linear guide rail (2) adopts an i-shaped guide rail.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321387224.3U CN220445697U (en) | 2023-06-02 | 2023-06-02 | Main beam sliding block structure of fixed beam type gantry machining center |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321387224.3U CN220445697U (en) | 2023-06-02 | 2023-06-02 | Main beam sliding block structure of fixed beam type gantry machining center |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220445697U true CN220445697U (en) | 2024-02-06 |
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ID=89738775
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321387224.3U Active CN220445697U (en) | 2023-06-02 | 2023-06-02 | Main beam sliding block structure of fixed beam type gantry machining center |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220445697U (en) |
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2023
- 2023-06-02 CN CN202321387224.3U patent/CN220445697U/en active Active
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