CN222857418U - A fixed beam gantry CNC milling and boring machine - Google Patents
A fixed beam gantry CNC milling and boring machine Download PDFInfo
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- CN222857418U CN222857418U CN202421366864.0U CN202421366864U CN222857418U CN 222857418 U CN222857418 U CN 222857418U CN 202421366864 U CN202421366864 U CN 202421366864U CN 222857418 U CN222857418 U CN 222857418U
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Abstract
本实用新型公开了一种定梁式龙门数控铣镗床，包括下机座，下机座内部通过第一丝杠设有滑块，且滑块上侧设有铣镗加工台，下机座上侧设有上机架，上机架内顶部通过第二丝杠纵向滑动插设有升降立架，升降立架下端通过连接轴旋转设有主轴头部和旋转主轴，连接轴一端通过齿轮组传动连接有第一电机，升降立架内下部设有齿轮锁定机构，上机架上侧设有升降锁定机构，本实用新型由于升降立架下端通过连接轴旋转设有主轴头部和旋转主轴，连接轴一端通过齿轮组传动连接有第一电机，使得通过第一电机和齿轮组驱动连接轴旋转调节，从而能够对主轴头部纵向倾斜调节处理，进而可满足不同倾斜角度的铣镗加工使用处理。
The utility model discloses a fixed-beam gantry CNC milling and boring machine, comprising a lower machine base, a sliding block is arranged inside the lower machine base through a first screw, a milling and boring processing table is arranged on the upper side of the sliding block, an upper frame is arranged on the upper side of the lower machine base, a lifting frame is arranged on the top of the upper frame through a second screw for longitudinal sliding insertion, a spindle head and a rotating spindle are arranged on the lower end of the lifting frame through a connecting shaft for rotation, a first motor is connected to one end of the connecting shaft through a gear set transmission, a gear locking mechanism is arranged on the lower part of the lifting frame, and a lifting locking mechanism is arranged on the upper side of the upper frame. According to the utility model, a spindle head and a rotating spindle are arranged on the lower end of the lifting frame through a connecting shaft for rotation, and a first motor is connected to one end of the connecting shaft through a gear set transmission, so that the connecting shaft is driven to rotate and adjust by the first motor and the gear set, thereby the longitudinal inclination adjustment of the spindle head can be performed, thereby satisfying the milling and boring processing with different inclination angles.
Description
Technical Field
The utility model relates to the technical field of boring and milling machines, in particular to a fixed beam type gantry numerical control milling and boring machine.
Background
The boring and milling machine is a processing tool commonly used in the processing industry, combines two functions of the boring machine and the milling machine into a whole, ensures higher processing efficiency and better precision, and greatly improves the product quality and labor efficiency. The fixed beam type gantry numerical control milling and boring machine is mainly a machine tool for boring the existing prefabricated hole of the workpiece by installing a boring cutter, has huge volume, consists of a fixed top beam structure, can be used for boring various large-scale workpieces, and is a machine tool commonly used for processing metal workpieces.
The fixed beam type gantry numerical control milling and boring machine convenient to axially locate in the prior art has the application number 202322202440.2, and comprises a machine tool base, so that a work table plate can be quickly installed and detached from a Y-axis base, the trouble of screw installation and position adjustment is omitted, maintenance and replacement of a work table are facilitated, meanwhile, the work table can be quickly disassembled and assembled, the work table can be axially located and adjusted before being installed, a rotating connecting rod on one side can be removed, then the other side of the work table plate can rotate around the rotating connecting rod through the rotating connecting plate, the work table plate can slide off and move out, the work table plate can be conveniently moved out after being processed, but the work table plate is inconvenient to longitudinally tilt and adjust the spindle head, and the milling and boring processing of different tilt angles can be difficult to meet.
Disclosure of utility model
The utility model aims to provide a fixed beam type gantry numerical control milling and boring machine, which is used for solving the problem that the longitudinal inclination adjustment treatment of a spindle head is inconvenient in the prior art, so that the milling and boring processing using treatment of different inclination angles is difficult to meet.
The fixed beam type gantry numerical control milling and boring machine comprises a lower machine base, wherein a sliding block is arranged in the lower machine base through a first screw rod, a milling and boring machining table is arranged on the upper side of the sliding block, an upper machine frame is arranged on the upper side of the lower machine base, a lifting vertical frame is longitudinally and slidably inserted into the inner top of the upper machine frame through a second screw rod, a main shaft head and a rotary main shaft are rotatably arranged at the lower end of the lifting vertical frame through a connecting shaft, one end of the connecting shaft is connected with a first motor through a gear set in a transmission mode, the gear set comprises a driving gear arranged at one end of the first motor and a driven gear arranged at one end of the connecting shaft, a gear locking mechanism is arranged at the lower portion in the lifting vertical frame, and a lifting locking mechanism is arranged on the upper side of the upper machine frame.
Further, the first lead screw and the second lead screw both comprise lead screws, and one end of each lead screw is connected with a second motor in a transmission manner.
Further, the screw rod is vertically and rotatably arranged at the top of the upper frame, and the screw rod is in threaded arrangement with a threaded hole in the middle of the lifting vertical frame.
Further, the lower end of the lifting vertical frame is provided with a stable support plate, and the stable support plate is parallel to the top wall of the upper frame.
Further, the gear locking mechanism comprises a first hydraulic cylinder fixedly arranged in the lifting vertical frame, and a first locking pressing block is arranged on the lower side of the first hydraulic cylinder.
Further, the inner side of the first locking pressing block is provided with an arc pressing groove, and the inner wall of the arc pressing groove is provided with a first anti-slip pad.
Further, the lifting locking mechanism comprises a second hydraulic cylinder arranged in a groove at the upper part of the upper frame, and a second locking pressing block is fixedly arranged at one end of the second hydraulic cylinder.
Further, one side of the second locking pressing block is arranged in parallel with the outer wall of the lifting vertical frame, and a second anti-slip pad is arranged on one side of the second locking pressing block.
Compared with the prior art, the utility model has the beneficial effects that:
1. According to the utility model, the lower end of the lifting vertical frame is rotatably provided with the main shaft head and the rotary main shaft through the connecting shaft, one end of the connecting shaft is in transmission connection with the first motor through the gear set, and the gear set comprises the driving gear arranged at one end of the first motor and the driven gear arranged at one end of the connecting shaft, so that the connecting shaft is driven to be rotatably adjusted through the first motor and the gear set, and the longitudinal inclination adjustment treatment of the main shaft head can be realized, and the milling and boring processing using treatment of different inclination angles can be further satisfied.
2. The gear locking mechanism is arranged at the lower part in the lifting vertical frame and comprises the first hydraulic cylinder fixedly arranged in the lifting vertical frame, and the first locking pressing block is arranged at the lower side of the first hydraulic cylinder, so that the first locking pressing block is driven by the first hydraulic cylinder to be pressed outside the driving gear, the connecting shaft after rotation adjustment can be locked, the stability of the milling and boring main shaft after rotation adjustment can be improved, and the machining precision of the milling and boring main shaft can be improved conveniently.
3. According to the utility model, the lifting stand is longitudinally and slidably inserted into the inner top of the upper frame through the second screw rod, the second screw rod comprises the screw rod, one end of the screw rod is in transmission connection with the second motor, the screw rod is vertically and rotatably arranged with the top of the upper frame, and the screw rod is in threaded arrangement with the threaded hole in the middle of the lifting stand, so that the lifting stand can be lifted and regulated through the forward and backward rotation of the screw rod driven by the second screw rod, the use height of the main shaft can be regulated, the regulation is convenient and quick, and the regulation precision is high.
Drawings
The accompanying drawings are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate the utility model and together with the embodiments of the utility model, serve to explain the utility model. In the drawings:
FIG. 1 is a schematic diagram of the overall structure of the present utility model;
FIG. 2 is a schematic view of a lifting stand according to the present utility model;
FIG. 3 is a schematic view of a lift locking mechanism according to the present utility model;
fig. 4 is a schematic view of a gear locking mechanism according to the present utility model.
The device comprises a lower machine seat, an upper machine frame, a lifting vertical frame, a connecting shaft, a main shaft head, a rotary main shaft, a 7, a driven gear, an 8, a driving gear, a 9, a first motor, a 10, a first hydraulic cylinder, a 11, a first locking pressing block, a 12, a stable support plate, a 13, a groove, a 14, a second hydraulic cylinder, a 15, a second locking pressing block, a 16, a second motor, a 17, a screw rod, a 18, a threaded hole, a 19, a milling and boring machining table, a 20, a sliding block, a 21, a first screw rod, a 22, a second anti-skid pad and a 23, and an arc-shaped pressing groove.
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, 2, 3 and 4, in the embodiment of the utility model, a fixed beam gantry numerical control boring and milling machine comprises a lower machine base 1, wherein a sliding block 20 is arranged in the lower machine base 1 through a first lead screw 21, a boring and milling machining table 19 is arranged on the upper side of the sliding block 20, the first lead screw 21 is used for driving the boring and milling machining table 19 to move and adjust, a clamp is arranged on the boring and milling machining table 19 and is used for fixing a workpiece, an upper machine base 2 is arranged on the upper side of the lower machine base 1, a lifting stand 3 is longitudinally and slidably inserted into the inner top of the upper machine base 2 through a second lead screw, the first lead screw 21 and the second lead screw both comprise lead screws 17, one end of the lead screw 17 is in transmission connection with a second motor 16, the lead screw 17 is vertically arranged with the top of the upper machine base 2, and the lead screw 17 is in threaded arrangement with a threaded hole 18 in the middle of the lifting stand 3, so that the lead screw 17 is driven to positively and negatively rotate to adjust the lifting stand 3, thereby the use height of a main shaft can be adjusted, the adjustment is convenient and fast, and the adjustment precision is high.
As shown in fig. 1 and 2, in order to meet the use of milling and boring processing with different inclination angles, the lower end of the lifting vertical frame 3 is provided with a stable support plate 12, the stable support plate 12 is parallel to the top wall of the upper frame 2, the lower end of the lifting vertical frame 3 is rotatably provided with a main shaft head 5 and a rotary main shaft 6 through a connecting shaft 4, one end of the connecting shaft 4 is connected with a first motor 9 through a gear set, the gear set comprises a driving gear 8 arranged at one end of the first motor 9 and a driven gear 7 arranged at one end of the connecting shaft 4, and the connecting shaft 4 is driven to rotate through the first motor 9 and the gear set, so that the main shaft head 5 can be longitudinally inclined and adjusted, and further the use of milling and boring processing with different inclination angles can be met.
As shown in fig. 1, 2 and 4, in order to lock the spindle head 5 after rotation adjustment, a gear locking mechanism is arranged at the lower part in the lifting vertical frame 3, the gear locking mechanism comprises a first hydraulic cylinder 10 fixedly arranged in the lifting vertical frame 3, a first locking pressing block 11 is arranged at the lower side of the first hydraulic cylinder 10, an arc pressing groove 23 is formed in the inner side of the first locking pressing block 11, and a first anti-slip pad is arranged on the inner wall of the arc pressing groove 23, so that the first locking pressing block 11 is driven by the first hydraulic cylinder 10 to be pressed outside the driving gear 8, the connection shaft 4 after rotation adjustment can be locked, the stability of the milling and boring spindle after rotation adjustment can be improved, and the machining precision of the milling and boring spindle can be improved conveniently.
As shown in fig. 1 and 3, in order to lock the lifting stand 3, the upper side of the upper frame 2 is provided with a lifting locking mechanism, the lifting locking mechanism comprises a second hydraulic cylinder 14 arranged in a groove 13 at the upper part of the upper frame 2, one end of the second hydraulic cylinder 14 is fixedly provided with a second locking pressing block 15, so that the second locking pressing block 15 is driven by the second hydraulic cylinder 14 to be pressed on the outer wall of the lifting stand 3, the lifting stand 3 can be locked, one side of the second locking pressing block 15 is parallel to the outer wall of the lifting stand 3, one side of the second locking pressing block 15 is provided with a second anti-slip pad 22, the protection of the inner wall of the second locking pressing block 15 is increased, and the stability of locking and adjusting of the lifting stand 3 is improved.
When the lifting vertical frame is used, the lower end of the lifting vertical frame 3 is rotatably provided with the main shaft head 5 and the rotary main shaft 6 through the connecting shaft 4, and one end of the connecting shaft 4 is connected with the first motor 9 through the gear set transmission, so that the connecting shaft 4 is driven to be rotatably adjusted through the first motor 9 and the gear set, the longitudinal inclination adjustment treatment of the main shaft head 5 can be realized, the milling and boring processing using treatment of different inclination angles can be further satisfied, the adjustment is convenient and quick, and the precision is higher.
It should be noted that the above-mentioned embodiments are merely preferred embodiments of the present utility model, and the present utility model is not limited thereto, but may be modified or substituted for some of the technical features thereof by those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present utility model should be included in the protection scope of the present utility model.
Claims (8)
1. The fixed beam type gantry numerical control milling and boring machine comprises a lower machine base (1) and is characterized in that a sliding block (20) is arranged in the lower machine base (1) through a first screw rod (21), a milling and boring machining table (19) is arranged on the upper side of the sliding block (20), an upper machine frame (2) is arranged on the upper side of the lower machine base (1), a lifting stand (3) is longitudinally and slidably inserted into the inner top of the upper machine frame (2) through a second screw rod, a main shaft head (5) and a rotary main shaft (6) are rotatably arranged at the lower end of the lifting stand (3) through a connecting shaft (4), a first motor (9) is connected to one end of the connecting shaft (4) through a gear set in a transmission mode, a gear locking mechanism is arranged at the lower portion in the lifting stand (3), and a lifting locking mechanism is arranged on the upper side of the upper machine frame (2).
2. The fixed beam type gantry numerical control milling and boring machine of claim 1, wherein the first lead screw (21) and the second lead screw comprise lead screws (17), and one end of each lead screw (17) is in transmission connection with a second motor (16).
3. The fixed beam type gantry numerical control milling and boring machine according to claim 2 is characterized in that the screw rod (17) is vertically and rotatably arranged at the top of the upper frame (2), and the screw rod (17) is in threaded arrangement with a threaded hole (18) in the middle of the lifting vertical frame (3).
4. The fixed beam type gantry numerical control milling and boring machine of claim 1, wherein a stable support plate (12) is arranged at the lower end of the lifting vertical frame (3), and the stable support plate (12) is arranged in parallel with the top wall of the upper frame (2).
5. The fixed beam type gantry numerical control milling and boring machine of claim 1, wherein the gear locking mechanism comprises a first hydraulic cylinder (10) fixedly arranged in the lifting vertical frame (3), and a first locking pressing block (11) is arranged on the lower side of the first hydraulic cylinder (10).
6. The fixed beam type gantry numerical control milling and boring machine of claim 5, wherein an arc-shaped pressing groove (23) is formed in the inner side of the first locking pressing block (11), and a first anti-slip pad is arranged on the inner wall of the arc-shaped pressing groove (23).
7. The fixed beam type gantry numerical control milling and boring machine of claim 1, wherein the lifting locking mechanism comprises a second hydraulic cylinder (14) arranged in a groove (13) at the upper part of the upper frame (2), and a second locking pressing block (15) is fixedly arranged at one end of the second hydraulic cylinder (14).
8. The fixed beam type gantry numerical control milling and boring machine of claim 7, wherein one side of the second locking pressing block (15) is arranged in parallel with the outer wall of the lifting vertical frame (3), and a second anti-slip pad (22) is arranged on one side of the second locking pressing block (15).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202421366864.0U CN222857418U (en) | 2024-06-17 | 2024-06-17 | A fixed beam gantry CNC milling and boring machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202421366864.0U CN222857418U (en) | 2024-06-17 | 2024-06-17 | A fixed beam gantry CNC milling and boring machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN222857418U true CN222857418U (en) | 2025-05-13 |
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ID=95608693
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202421366864.0U Active CN222857418U (en) | 2024-06-17 | 2024-06-17 | A fixed beam gantry CNC milling and boring machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN222857418U (en) |
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2024
- 2024-06-17 CN CN202421366864.0U patent/CN222857418U/en active Active
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