CN220216861U - Milling head connection structure for numerical control gantry machining center - Google Patents
Milling head connection structure for numerical control gantry machining center Download PDFInfo
- Publication number
- CN220216861U CN220216861U CN202321889991.4U CN202321889991U CN220216861U CN 220216861 U CN220216861 U CN 220216861U CN 202321889991 U CN202321889991 U CN 202321889991U CN 220216861 U CN220216861 U CN 220216861U
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- milling head
- assembly seat
- numerical control
- assembly
- machining center
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- 238000003801 milling Methods 0.000 title claims abstract description 62
- 230000005540 biological transmission Effects 0.000 claims description 6
- 238000000034 method Methods 0.000 abstract description 9
- 238000009434 installation Methods 0.000 description 3
- 238000003754 machining Methods 0.000 description 3
- 230000000903 blocking effect Effects 0.000 description 2
- 238000002347 injection Methods 0.000 description 2
- 239000007924 injection Substances 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000000926 separation method Methods 0.000 description 2
- 239000000243 solution Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
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Abstract
The utility model discloses a milling head connecting structure for a numerical control gantry machining center, which comprises a main shaft, an assembly seat and a milling head assembly; the assembly seat is arranged at the lower end of the main shaft, and the lower end of the assembly seat is clamped with the milling head assembly; further comprises: the through holes are formed around the upper end of the milling head assembly at equal angles, limit posts are connected around the lower inner end of the assembly seat in a sliding manner, and the upper ends of the limit posts are arranged in an inclined structure, so that the limit posts are clamped in the through holes; the one-way threaded rod is rotationally connected to the left end of the inside of the assembly seat, the lower end of the one-way threaded rod is connected with a lifting ring in a threaded mode, and the limiting column is pushed through the lifting ring. The milling head connecting structure for the numerical control gantry machining center is convenient for disassembling and installing the milling head on the numerical control gantry machining center, the milling head cannot loosen in the running process of the numerical control gantry machining center, and the stability of the milling head connecting structure is improved.
Description
Technical Field
The utility model relates to the technical field of milling machines, in particular to a milling head connecting structure for a numerical control gantry machining center.
Background
The numerical control gantry machining center is a process test instrument, a milling machine processes a machining spindle and various milling heads on the spindle, milling tools required by various processes can be clamped on the milling heads, the milling heads are connected through spindle transmission and drive the milling tools to finish the machining process, the gantry milling machine mostly adopts a vertical machine tool to execute vertical milling, the spindle and the milling heads usually need to be pre-precisely assembled, the milling tools are driven through a built-in transmission structure, the machining directions of the milling heads and the milling tools are rotationally adjusted through a driving structure,
an extension milling head with the publication number of CN214108971U in the prior art, wherein the oil injection pipe is welded with the main shaft extension sleeve, the sealing cover is connected with the upper end of the oil injection pipe through threads, the lower end of the main shaft extension sleeve is connected with the upper end of the first connection sleeve through threads, and the box cover is connected with the gear box through bolts;
all the components of the cited prior art milling head are connected in a threaded or bolt mode, if uneven force is applied in the process of disassembly or installation, the phenomenon of blocking easily occurs, meanwhile, the numerical control gantry machining center easily vibrates in the process of operation, the bolts are easily separated due to long-time vibration, and the stability of the milling head is affected after the separation of part of bolts.
Disclosure of Invention
The utility model aims to provide a milling head connecting structure for a numerical control gantry machining center, which is used for solving the problem that the milling head of the numerical control gantry machining center in the current market is easy to be blocked in the process of installation.
In order to achieve the above purpose, the present utility model provides the following technical solutions: the milling head connecting structure for the numerical control gantry machining center comprises a main shaft, an assembly seat and a milling head assembly;
the assembly seat is arranged at the lower end of the main shaft, and the lower end of the assembly seat is clamped with the milling head assembly;
further comprises: the through holes are formed around the upper end of the milling head assembly at equal angles, limit posts are connected around the lower inner end of the assembly seat in a sliding manner, and the upper ends of the limit posts are arranged in an inclined structure, so that the limit posts are clamped in the through holes;
the one-way threaded rod is rotationally connected to the left end of the inside of the assembly seat, the lower end of the one-way threaded rod is connected with a lifting ring in a threaded mode, and the limiting column is pushed through the lifting ring.
Preferably, the top of cutter head subassembly is provided with the transmission shaft, the inside hollow structure that is of mount pad sets up, and the inside sliding connection of mount pad has the lift ring to the lift ring is the ring structure setting, removes spacing post, makes the inside of draw-in groove of spacing post block.
Preferably, the lifting ring can be contacted with the inclined edge at the upper end of the limit column, the transverse length formed by the inclined edge of the limit column is equal to the moving distance of the limit column, and the moving distance of the limit column is greater than the distance from the limit column to the through hole, so that the assembly seat and the milling head assembly are installed together.
Preferably, the through holes are in one-to-one correspondence with the limit posts, the lifting ring forms a lifting structure with the assembly seat through the unidirectional threaded rod, and the fixing rope is wound on the outer side of the upper part of the unidirectional threaded rod to pull the unidirectional threaded rod, so that the position of the lifting ring is changed.
Preferably, the torsion spring is arranged above the unidirectional threaded rod and inside the assembly seat, the rotating ring is rotationally connected to the outer side of the assembly seat, the left end of the inner part of the rotating ring is adhered to the left end of the fixing rope, the clamping groove is formed in the outer side of the assembly seat at equal angles, and the rotating ring can be fixed to avoid rotating.
Preferably, the right end sliding connection of swivel has the bolt, and the adhesion has reset spring between bolt and the swivel to the inside of draw-in groove can be inserted to the bolt, carries out spacingly to the swivel.
Preferably, the spacing post is close to the one end of assembly seat and the adhesion has supporting spring between the assembly seat, and the spacing post passes through lift ring and constitutes sliding construction with the assembly seat, and the inside of through-hole is blocked to the spacing post.
Compared with the prior art, the utility model has the beneficial effects that: this numerical control planer-type machining center is with cutter head connection structure, the cutter head on the numerical control planer-type machining center of being convenient for is dismantled and is installed, and numerical control planer-type machining center can not take place not hard up at the in-process cutter head of operation, improves cutter head connection structure's stability, and the specific content is as follows:
1. the lifting ring moves downwards to push the limit column, so that the limit column is clamped into the through holes, the assembly seat and the milling head assembly are installed together, the installation is simple, and the stability of the milling head assembly can be greatly improved through the corresponding plurality of through holes and the limit column;
2. the rotating ring can enable a plurality of parts to run inside, vibration generated by running of the numerical control gantry machining center can not enable the milling head assembly to be separated from the limiting column, stability of the milling head assembly is greatly improved, and meanwhile the phenomenon of blocking cannot occur in the process of installing the milling head assembly.
Drawings
FIG. 1 is a schematic perspective view of the present utility model;
FIG. 2 is a schematic perspective view of a milling head assembly according to the present utility model;
FIG. 3 is a schematic view of the main sectional structure of the mounting base of the present utility model;
FIG. 4 is an enlarged schematic view of the structure of FIG. 3A according to the present utility model;
FIG. 5 is a schematic perspective view of an assembly base according to the present utility model;
fig. 6 is a schematic top view of the lifting ring of the present utility model.
In the figure: 1. a main shaft; 2. an assembly seat; 3. a swivel; 4. a milling head assembly; 5. a through hole; 6. a transmission shaft; 7. a return spring; 8. a plug pin; 9. a lifting ring; 10. a limit column; 11. a support spring; 12. a torsion spring; 13. a fixing rope; 14. a one-way threaded rod; 15. a clamping 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. 1-6, the present utility model provides a technical solution: the milling head connecting structure for the numerical control gantry machining center comprises a main shaft 1, an assembly seat 2 and a milling head assembly 4;
the assembly seat 2 is arranged at the lower end of the main shaft 1, and the lower end of the assembly seat 2 is clamped with the milling head assembly 4;
further comprises: the through holes 5 are formed around the upper end of the milling head assembly 4 at equal angles, the periphery of the inner lower end of the assembly seat 2 is connected with limiting columns 10 in a sliding manner, and the upper ends of the limiting columns 10 are arranged in an inclined structure, so that the limiting columns 10 are clamped in the through holes 5;
the one-way threaded rod 14 is rotatably connected to the left end inside the assembly seat 2, the lower end of the one-way threaded rod 14 is in threaded connection with the lifting ring 9, and the limiting column 10 is pushed through the arrangement of the lifting ring 9.
The top of cutter head subassembly 4 is provided with transmission shaft 6, and the inside hollow structure that is of mount pad 2 sets up, and the inside sliding connection of mount pad 2 has lifting ring 9 to lifting ring 9 is the ring structure setting.
The lifting ring 9 can be contacted with the inclined edge at the upper end of the limit post 10, the transverse length formed by the inclined edge of the limit post 10 is equal to the moving distance of the limit post 10, and the moving distance of the limit post 10 is larger than the distance from the limit post 10 to the through hole 5; as shown in fig. 1-4 and 6, the swivel 3 is rotated forward by hand, the swivel 3 rotates to pull the fixed rope 13, the fixed rope 13 pulls the unidirectional threaded rod 14 to rotate, the unidirectional threaded rod 14 rotates to enable the lifting ring 9 to move upwards, the lifting ring 9 moves upwards to be separated from the limiting column 10, the limiting column 10 moves inwards of the assembly seat 2 due to the elasticity of the supporting spring 11, the limiting column 10 is separated from the clamping groove 15, and then the assembly seat 2 can be separated from the milling head assembly 4;
the through holes 5 are in one-to-one correspondence with the limit posts 10, the lifting ring 9 and the assembly seat 2 form a lifting structure through the unidirectional threaded rod 14, the fixing rope 13 is wound on the outer side above the unidirectional threaded rod 14, when the milling head assembly 4 is required to be installed, the upper end of the milling head assembly 4 is corresponding to the assembly seat 2, then the rotating ring 3 is reversely rotated by hands, the fixing rope 13 is loosened by rotating the rotating ring 3, the unidirectional threaded rod 14 is reversely rotated through the arrangement of the torsion spring 12, the lifting ring 9 is further moved downwards, the lifting ring 9 is moved downwards to push the inclined edge of the limit post 10, the limit post 10 is further moved into the through hole 5, and the milling head assembly 4 and the assembly seat 2 are installed together;
a torsion spring 12 is arranged above the unidirectional threaded rod 14 and inside the assembly seat 2, a swivel 3 is rotationally connected to the outer side of the assembly seat 2, and the left end inside the swivel 3 is adhered to the left end of the fixed rope 13; a supporting spring 11 is adhered between one end of the limiting column 10, which is close to the assembly seat 2, and the limiting column 10 and the assembly seat 2 form a sliding structure through a lifting ring 9;
the outside of the assembly seat 2 is provided with clamping grooves 15 at equal angles.
The right end sliding connection of swivel 3 has bolt 8, and the adhesion has reset spring 7 between bolt 8 and the swivel 3 to inside that bolt 8 can insert draw-in groove 15.
When needs switch different cutter heads, will bolt 8 outside pulling, bolt 8 moves outside, until bolt 8 and draw-in groove 15 separation, avoid bolt 8 to influence the normal rotation of swivel 3, can carry out spacingly to swivel 3 through the setting of bolt 8, avoid swivel 3 to take place to rotate.
Working principle: in using the milling head connection structure for the numerical control gantry machining center, first, what is not described in detail in the present specification belongs to the prior art known to those skilled in the art.
Although the present utility model has been described with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described, or equivalents may be substituted for elements thereof, and any modifications, equivalents, improvements and changes may be made without departing from the spirit and principles of the present utility model.
Claims (7)
1. The milling head connecting structure for the numerical control gantry machining center comprises a main shaft (1), an assembly seat (2) and a milling head assembly (4);
the assembly seat (2) is arranged at the lower end of the main shaft (1), and the milling head assembly (4) is clamped at the lower end of the assembly seat (2);
characterized by further comprising:
the through holes (5) are formed around the upper end of the milling head assembly (4) at equal angles, limit posts (10) are slidably connected around the lower end of the inside of the assembly seat (2), and the upper ends of the limit posts (10) are arranged in an inclined structure, so that the limit posts (10) are clamped in the through holes (5);
the one-way threaded rod (14) is rotationally connected to the left end of the inside of the assembly seat (2), the lower end of the one-way threaded rod (14) is in threaded connection with the lifting ring (9), and the limiting column (10) is pushed through the arrangement of the lifting ring (9).
2. The milling head connecting structure for a numerical control gantry machining center according to claim 1, wherein: the milling head is characterized in that a transmission shaft (6) is arranged above the milling head assembly (4), the inside of the assembly seat (2) is in a hollow structure, the inside of the assembly seat (2) is connected with a lifting ring (9) in a sliding manner, and the lifting ring (9) is in a circular ring structure.
3. The milling head connecting structure for a numerical control gantry machining center according to claim 1, wherein: the lifting ring (9) can be contacted with the inclined edge at the upper end of the limit column (10), the transverse length formed by the inclined edge of the limit column (10) is equal to the moving distance of the limit column (10), and the moving distance of the limit column (10) is greater than the distance from the limit column (10) to the through hole (5).
4. The milling head connecting structure for a numerical control gantry machining center according to claim 1, wherein: the through holes (5) are in one-to-one correspondence with the limit posts (10), the lifting rings (9) and the assembly seat (2) form a lifting structure through the unidirectional threaded rods (14), and the fixing ropes (13) are wound on the outer sides of the upper parts of the unidirectional threaded rods (14).
5. The milling head connecting structure for a numerical control gantry machining center according to claim 1, wherein: the top of unidirectional threaded rod (14) is provided with torsion spring (12) with the inside of assembly seat (2), and the outside rotation of assembly seat (2) is connected with swivel (3), and the inside left end and the fixed rope (13) left end adhesion of swivel (3) are in the same place to draw-in groove (15) have been seted up to the outside equiangular degree of assembly seat (2).
6. The milling head connecting structure for the numerical control gantry machining center according to claim 5, wherein: the right end sliding connection of swivel (3) has bolt (8), and the adhesion has reset spring (7) between bolt (8) and swivel (3) to inside that bolt (8) can insert draw-in groove (15).
7. The milling head connecting structure for a numerical control gantry machining center according to claim 1, wherein: and a supporting spring (11) is adhered between one end of the limiting column (10) close to the assembly seat (2) and the assembly seat (2), and the limiting column (10) and the assembly seat (2) form a sliding structure through the lifting ring (9).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321889991.4U CN220216861U (en) | 2023-07-18 | 2023-07-18 | Milling head connection structure for numerical control gantry machining center |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321889991.4U CN220216861U (en) | 2023-07-18 | 2023-07-18 | Milling head connection structure for numerical control gantry machining center |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220216861U true CN220216861U (en) | 2023-12-22 |
Family
ID=89174846
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321889991.4U Active CN220216861U (en) | 2023-07-18 | 2023-07-18 | Milling head connection structure for numerical control gantry machining center |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220216861U (en) |
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2023
- 2023-07-18 CN CN202321889991.4U patent/CN220216861U/en active Active
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