CN215315743U - High-precision gear type main shaft of gantry machining center - Google Patents
High-precision gear type main shaft of gantry machining center Download PDFInfo
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- CN215315743U CN215315743U CN202120803344.1U CN202120803344U CN215315743U CN 215315743 U CN215315743 U CN 215315743U CN 202120803344 U CN202120803344 U CN 202120803344U CN 215315743 U CN215315743 U CN 215315743U
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- main shaft
- machining center
- gantry machining
- gear type
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- 230000005540 biological transmission Effects 0.000 claims description 8
- 230000002035 prolonged effect Effects 0.000 abstract description 2
- 238000010521 absorption reaction Methods 0.000 description 3
- 230000008878 coupling Effects 0.000 description 3
- 238000010168 coupling process Methods 0.000 description 3
- 238000005859 coupling reaction Methods 0.000 description 3
- 238000003754 machining Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
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Abstract
The utility model discloses a high-precision gear type spindle of a gantry machining center, which comprises a spindle, a case arranged on the right side of the spindle and a buffer mechanism arranged on the outer side of the spindle and used for protecting the spindle. In the utility model, the buffer mechanism is added on the main shaft, so that the main shaft can be protected, the problem that the main shaft is bent due to impact of foreign objects is avoided, and the service life of the main shaft is prolonged.
Description
Technical Field
The utility model relates to the technical field of gantry machining, in particular to a high-precision gear type spindle of a gantry machining center.
Background
The gantry machining center is a machining center with a main shaft axis perpendicular to a workbench and is mainly suitable for machining large parts, a mechanical main shaft is a shaft which drives a workpiece or a cutter to rotate on the gantry machining center, a main shaft part is usually composed of a main shaft, a bearing, a transmission part (a gear or a belt pulley) and the like, the gantry machining center is mainly used for supporting the transmission part such as the gear and the belt pulley in a machine and transmitting motion and torque, such as a machine tool main shaft, and some gantry machining centers are used for clamping the workpiece, such as a mandrel.
The main shaft on the existing gantry machining center is mostly directly connected with the gear box and the transmission gear through the shaft rod, and the main shaft is not provided with a protection structure, so that the main shaft is easy to bend due to impact of foreign objects during operation, and the service life of the main shaft is shortened.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the problem of the prior art, and provides a high-precision gear type spindle of a gantry machining center.
In order to achieve the purpose, the utility model adopts the following technical scheme:
a high-precision gear type spindle of a gantry machining center comprises a spindle, a case arranged on the right side of the spindle and a buffer mechanism arranged on the outer side of the spindle and used for protecting the spindle;
buffer gear sets up in two slides at the main shaft middle part including setting up in the left mount pad of quick-witted case, setting up in the left bearing frame of main shaft and sliding, connect through a plurality of head rods between mount pad and the bearing frame, two connect through a plurality of second connecting rods respectively between the upper and lower both ends of slide and the head rod, two connect through a plurality of first reset spring between the slide, the outer wall of main shaft is provided with a plurality of deflectors, a plurality of guide ways that are used for the deflector gliding are seted up to the inside of slide.
Furthermore, a sliding block is arranged on the left side of the first connecting rod, a sliding groove used for sliding of the sliding block is formed in the bearing seat, and the sliding block is connected with the sliding groove through a second return spring.
Further, the right side of head rod is provided with coupling assembling, coupling assembling is including setting up in the first buffer board of head rod right side bottom and the second buffer board that is located first buffer board bottom, the bottom of first buffer board and the top of second buffer board are passed through the annular connection board and are connected, connect through a plurality of spring telescopic links between first buffer board and the second buffer board, set up in the mount pad and be used for the gliding ring channel of coupling assembling.
Further, the connecting plate is made of rubber.
Furthermore, a first gear is arranged on the left side of the main shaft, a through groove used for penetrating through the main shaft is formed in the bearing seat, and a plurality of tooth blocks meshed with the first gear are arranged on the inner wall of the through groove.
Furthermore, one side of the main shaft close to the case is provided with a second mounting block, a first mounting block is arranged in the mounting seat in a rotating mode, the first mounting block is in threaded connection with the second mounting block, the outer wall of the second mounting block is provided with an external thread, and the inner wall of the first mounting block is provided with an internal thread screwed with the external thread.
Furthermore, the main shaft is driven by a motor arranged in the case, a limiting disc is arranged on one side of the main shaft, which is far away from the case, and a transmission gear is arranged between the limiting disc and the main shaft.
Compared with the prior art, the utility model has the following beneficial effects:
in the utility model, the buffer mechanism is added on the main shaft, so that the main shaft can be protected, the problem that the main shaft is bent due to impact of foreign objects is avoided, and the service life of the main shaft is prolonged.
Drawings
FIG. 1 is an appearance diagram of a high-precision gear type spindle of a gantry machining center provided by the utility model;
FIG. 2 is a schematic structural diagram of a high-precision gear type spindle of a gantry machining center according to the present invention;
FIG. 3 is an enlarged view of a portion A of FIG. 2;
fig. 4 is a side sectional view of a mounting seat in a high-precision gear type spindle of a gantry machining center according to the utility model.
In the figure: 1. a main shaft; 2. a chassis; 3. a buffer mechanism; 4. a transmission gear; 5. a limiting disc; 31. a mounting seat; 32. a bearing seat; 33. a slide plate; 34. a first connecting rod; 35. a second link; 36. a first gear; 37. a tooth block; 38. a guide plate; 39. a connecting assembly; 311. a first mounting block; 312. a second mounting block; 391. a first buffer plate; 392. a second buffer plate; 393. a connecting plate; 394. the spring is a telescopic rod.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.
In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are merely for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention.
Referring to fig. 1-4, a high-precision gear type spindle of a gantry machining center comprises a spindle 1, a case 2 arranged on the right side of the spindle 1, and a buffer mechanism 3 arranged on the outer side of the spindle 1 and used for protecting the spindle 1;
buffer gear 3 is including setting up in the left mount pad 31 of quick-witted case 2, set up in the left bearing frame 32 of main shaft 1 and slide and set up two slides 33 in main shaft 1 middle part, connect through a plurality of head rods 34 between mount pad 31 and the bearing frame 32, connect through a plurality of second connecting rods 35 between the upper and lower both ends of two slides 33 and the head rod 34 respectively, connect through a plurality of first reset spring between two slides 33, the outer wall of main shaft 1 is provided with a plurality of deflectors 38, a plurality of guide ways that are used for the gliding deflector 38 of deflector are seted up to the inside of slide 33.
Further, a sliding block is arranged on the left side of the first connecting rod 34, a sliding groove used for sliding of the sliding block is formed in the bearing seat 32, and the sliding block is connected with the sliding groove through a second return spring.
Further, a connecting assembly 39 is arranged on the right side of the first connecting rod 34, the connecting assembly 39 comprises a first buffer plate 391 arranged at the bottom end of the right side of the first connecting rod 34 and a second buffer plate 392 arranged at the bottom end of the first buffer plate 391, the bottom end of the first buffer plate 391 and the top end of the second buffer plate 392 are connected through an annular connecting plate 393, the first buffer plate 391 and the second buffer plate 392 are connected through a plurality of spring telescopic rods 394, and an annular groove used for sliding of the connecting assembly 39 is formed in the mounting seat 31.
Further, the connecting plate 393 is made of rubber.
Further, a first gear 36 is arranged on the left side of the main shaft 1, a through groove for passing through the main shaft 1 is formed in the bearing seat 32, and a plurality of tooth blocks 37 meshed with the first gear 36 are arranged on the inner wall of the through groove.
Further, a second mounting block 312 is arranged on one side of the spindle 1 close to the case 2, a first mounting block 311 is rotatably arranged in the mounting seat 31, the first mounting block 311 is in threaded connection with the second mounting block 312, an external thread is arranged on the outer wall of the second mounting block 312, and an internal thread screwed with the external thread is arranged on the inner wall of the first mounting block 311.
Further, the main shaft 1 is driven by a motor arranged in the case 2, a limiting disc 5 is arranged on one side of the main shaft 1 far away from the case 2, and a transmission gear 4 is arranged between the limiting disc 5 and the main shaft 1.
The working principle is as follows: when the energy absorption device is used, the main shaft 1 is driven to rotate through the driving motor, the sliding plate 33 is driven to rotate through the main shaft 1, the first connecting rod 34 is driven to rotate, the second connecting rod 35 is driven to rotate, the connecting assembly 39 is driven to rotate around the arc-shaped sliding chute, when the main shaft 1 is impacted, the first connecting rod 34 in the buffer mechanism 3 drives the second connecting rod 35 to move, the second connecting rod 35 drives the sliding plate 33 to slide towards the left side and the right side, the first reset spring is pulled to perform first-step energy absorption, meanwhile, the first connecting rod 34 drives the first buffer plate 391 to press downwards, the spring telescopic rod 394 is extruded, and second-step energy absorption is performed, so that the damage to the main shaft 1 is greatly reduced through the buffer mechanism 3; when the main shaft 1 rotates, the first mounting block 311 is driven to rotate, the second mounting block 312 is driven to rotate, and the first mounting block 311 is attached to the second mounting block 312, so that a cavity in the mounting base 31 is reduced, and noise during transmission is reduced.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and equivalent alternatives or modifications according to the technical solution of the present invention and the inventive concept thereof should be covered by the scope of the present invention.
Claims (7)
1. A high-precision gear type spindle of a gantry machining center is characterized by comprising a spindle (1), a case (2) arranged on the right side of the spindle (1) and a buffer mechanism (3) arranged on the outer side of the spindle (1) and used for protecting the spindle (1);
buffer gear (3) including set up in left mount pad (31) of quick-witted case (2), set up in left bearing frame (32) of main shaft (1) and slide and set up in two slide (33) at main shaft (1) middle part, connect through a plurality of head rod (34) between mount pad (31) and bearing frame (32), two connect through a plurality of second connecting rod (35) respectively between upper and lower both ends of slide (33) and head rod (34), two connect through a plurality of first reset spring between slide (33), the outer wall of main shaft (1) is provided with a plurality of deflectors (38), a plurality of guide ways that are used for deflector (38) gliding have been seted up to the inside of slide (33).
2. A high-precision gear type spindle of a gantry machining center according to claim 1, wherein a sliding block is arranged on the left side of the first connecting rod (34), a sliding groove for sliding the sliding block is formed in the bearing seat (32), and the sliding block is connected with the sliding groove through a second return spring.
3. A high-precision gear-type main shaft of a gantry machining center according to claim 1, wherein a connecting assembly (39) is arranged on the right side of the first connecting rod (34), the connecting assembly (39) comprises a first buffer plate (391) arranged at the bottom end of the right side of the first connecting rod (34) and a second buffer plate (392) arranged at the bottom end of the first buffer plate (391), the bottom end of the first buffer plate (391) and the top end of the second buffer plate (392) are connected through an annular connecting plate (393), the first buffer plate (391) and the second buffer plate (392) are connected through a plurality of telescopic spring rods (394), and an annular groove for sliding the connecting assembly (39) is formed in the mounting seat (31).
4. A high-precision gear type spindle of a gantry machining center according to claim 3, wherein the connecting plate (393) is made of rubber.
5. A high-precision gear type spindle of a gantry machining center according to claim 1, characterized in that a first gear (36) is arranged at the left side of the spindle (1), a through groove for passing through the spindle (1) is formed in the bearing seat (32), and a plurality of tooth blocks (37) meshed with the first gear (36) are arranged on the inner wall of the through groove.
6. A high-precision gear type spindle of a gantry machining center according to claim 1, wherein a second mounting block (312) is arranged on one side of the spindle (1) close to the machine box (2), a first mounting block (311) is rotatably arranged in the mounting seat (31), the first mounting block (311) is in threaded connection with the second mounting block (312), an external thread is arranged on the outer wall of the second mounting block (312), and an internal thread screwed with the external thread is arranged on the inner wall of the first mounting block (311).
7. A high-precision gear type spindle of a gantry machining center according to claim 1, wherein the spindle (1) is driven by a motor arranged in a case (2), a limiting disc (5) is arranged on one side of the spindle (1) far away from the case (2), and a transmission gear (4) is arranged between the limiting disc (5) and the spindle (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120803344.1U CN215315743U (en) | 2021-04-19 | 2021-04-19 | High-precision gear type main shaft of gantry machining center |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120803344.1U CN215315743U (en) | 2021-04-19 | 2021-04-19 | High-precision gear type main shaft of gantry machining center |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215315743U true CN215315743U (en) | 2021-12-28 |
Family
ID=79594627
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120803344.1U Active CN215315743U (en) | 2021-04-19 | 2021-04-19 | High-precision gear type main shaft of gantry machining center |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215315743U (en) |
-
2021
- 2021-04-19 CN CN202120803344.1U patent/CN215315743U/en active Active
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Address after: 210000 building 4, No.5 Hengsheng Road, economic development zone, Gaochun District, Nanjing City, Jiangsu Province Patentee after: Nanjing Weinuoke Intelligent Technology Co.,Ltd. Address before: Building 4, No. 5 Hengsheng Road, Economic Development Zone, Gaochun District, Nanjing City, Jiangsu Province, 210000 Patentee before: Nanjing Nuoke Precision Machinery Co.,Ltd. |