CN117718765A - Gantry machining center workbench - Google Patents
Gantry machining center workbench Download PDFInfo
- Publication number
- CN117718765A CN117718765A CN202410173699.5A CN202410173699A CN117718765A CN 117718765 A CN117718765 A CN 117718765A CN 202410173699 A CN202410173699 A CN 202410173699A CN 117718765 A CN117718765 A CN 117718765A
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- machining center
- worm
- rotating shaft
- gantry machining
- rod
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- 238000013016 damping Methods 0.000 claims description 10
- 230000001788 irregular Effects 0.000 abstract description 14
- 230000000694 effects Effects 0.000 abstract description 5
- 238000012545 processing Methods 0.000 description 7
- 238000000034 method Methods 0.000 description 4
- 238000013459 approach Methods 0.000 description 2
- 238000004891 communication Methods 0.000 description 2
- 238000013461 design Methods 0.000 description 2
- 206010066054 Dysmorphism Diseases 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 238000010030 laminating Methods 0.000 description 1
- 238000003754 machining Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000001360 synchronised effect Effects 0.000 description 1
Abstract
The invention discloses a gantry machining center workbench, which comprises: machining center subassembly and workstation seat, install the centre gripping subassembly that is used for centre gripping to the work piece side fixed on the workstation seat, still include: the shifting rod is rotationally connected with the workbench seat through a rotating shaft, and the end part, close to the workpiece, of the shifting rod is rotationally connected with a clamping fork; the driving mechanism comprises a turbine arranged on the rotating shaft and a worm meshed with the turbine; the locking mechanism comprises a locking sleeve sleeved on the rotating shaft and an air pressure pipe, and the side wall of the locking sleeve is of a hollow structure communicated with the air pressure pipe. According to the invention, the two ends of the clamping fork are pushed by the deflector rod to be gradually clung to the irregular outer side surface of the workpiece, the irregular side surface of the workpiece is stably clamped and fixed, the rotating shaft positioned in the middle of the rotating shaft is locked by the expansion of the side wall of the locking sleeve, and the effect of locking the rotating shaft is realized, so that the positions of the deflector rod and the clamping fork are locked.
Description
Technical Field
The invention relates to the technical field of gantry machining centers, in particular to a workbench of a gantry machining center.
Background
There are many kinds of processing machines, among which there are gantry processing machines, which are gantry processing machines for processing workpieces, and which are composed of a processing table, a gantry, etc., and a gantry processing center is adapted to process large-sized workpieces and workpieces having complicated shapes, and when the gantry processing center processes the workpieces, it is necessary to fix the gantry processing center to the processing table and then automatically process the fixed workpieces.
In the prior art, when fixing general work piece, can push down through the clamp plate and fix the work piece on the workstation, the clamp plate acts on the upper surface of work piece, when processing partial work piece, need process the upper surface of work piece, consequently the operation of acting on the upper surface of work piece through the clamp plate is unsuitable, is fixed to the work piece side through the clamping jaw, to the work piece of outside irregular structure, the clamping jaw can't be effectual laminating to the side of work piece carry out the centre gripping fixedly, is difficult to the effectual clamp fixing to the dysmorphism work piece.
Disclosure of Invention
Based on the above technical problems, it is necessary to provide a workbench of a gantry machining center, in which a deflector rod pushes a clamping fork to enable two ends of the clamping fork to be gradually clung to an irregular outer side surface on a workpiece, the irregular side surface of the workpiece is stably clamped and fixed, a rotating shaft positioned in the middle of the rotating shaft is locked by expanding a side wall of a locking sleeve, and the locking effect of the rotating shaft is achieved, so that positions of the deflector rod and the clamping fork are locked.
In order to achieve the above purpose, the present invention adopts the following technical scheme:
a gantry machining center table comprising: machining center subassembly and workstation seat, the workstation seat is installed on machining center subassembly, install the centre gripping subassembly that is used for centre gripping to the work piece side fixed on the workstation seat, still include:
the shifting rod is rotationally connected with the workbench seat through a rotating shaft, and the end part, close to the workpiece, of the shifting rod is rotationally connected with a clamping fork;
the driving mechanism comprises a turbine arranged on the rotating shaft and a worm meshed with the turbine;
the locking mechanism comprises a locking sleeve sleeved on the rotating shaft and an air pressure pipe, and the side wall of the locking sleeve is of a hollow structure communicated with the air pressure pipe.
As a preferable implementation mode of the gantry machining center workbench provided by the invention, the input end of the air pressure pipe is communicated with a piston cylinder, the inner cavity of the piston cylinder is in sliding connection with a piston rod, and the piston rod is inserted into the inner cavity of the piston cylinder, so that the air pressure in the air pressure pipe is increased.
As a preferred implementation mode of the gantry machining center workbench provided by the invention, the end part of the worm is connected with a driving rod, a driving piece is arranged on the driving rod, and the driving rod is driven to rotate by the driving piece, so that the worm is driven to rotate.
As a preferred implementation mode of the gantry machining center workbench provided by the invention, the end part of the piston rod is fixedly provided with the push plate, one side of the push plate, which is far away from the piston rod, is provided with the screw rod for pushing the push plate, one side of the push plate, which is close to the piston rod, is provided with the elastic piece, the push plate is pushed by the movement of the screw rod, the piston rod is controlled to transversely move, and the push plate is reset by the installed elastic piece.
As a preferred implementation mode of the gantry machining center workbench provided by the invention, the mounting plate is fixed on the worm, the screw is connected with the mounting plate in an inserting way through threads, the screw is connected with the mounting plate through threads in a rotating way, and the front end of the screw is controlled to move forwards or backwards.
As a preferred implementation mode of the gantry machining center workbench provided by the invention, the driving rod is sleeved with the end part of the worm, a damping sleeve is arranged between the outer ring of the worm and the inner wall of the driving rod, a certain damping exists at the joint of the driving rod and the worm through the damping sleeve, when the driving rod normally drives the worm, the driving rod and the worm synchronously rotate, and when the worm is subjected to resistance and can not freely rotate, the driving rod can continuously and singly rotate.
As a preferred implementation mode of the gantry machining center workbench provided by the invention, the driving rod is fixedly provided with the gear ring, the gear ring is connected with the long gear in a meshed manner, the long gear is fixed with the end part of the screw rod, and the gear ring can drive the long gear to rotate and drive the screw rod to rotate, so that the screw rod and the mounting plate are controlled to rotate, and the push plate is pushed to move.
As a preferred implementation mode of the workbench of the gantry machining center, the pushing plate is of an annular structure, and the pushing plate is sleeved with the worm, so that the screw is always in contact with one side of the pushing plate, and the pushing plate is conveniently pushed to move.
As a preferred implementation mode of the gantry machining center workbench provided by the invention, the worm wheels on the rotating shafts on the same side are driven by the same worm, and the screw threads on the worm wheels corresponding to the worm wheels on the two ends are opposite in rotation direction, so that the rotating shafts on the same side can be conveniently driven by a single worm at the same time, and the deflector rod at the top of the rotating shaft can be controlled to swing towards the middle part, so that the simultaneous control is facilitated.
As a preferred implementation mode of the gantry machining center workbench provided by the invention, the clamping fork is of a double-head structure, and two ends of the clamping fork are of arc-shaped structures, so that the two ends of the clamping fork are better attached to irregular side surfaces of a workpiece.
Compared with the prior art, the invention has the following beneficial effects:
1. according to the gantry machining center workbench, a workpiece is placed on the workbench seat, the rotating deflector rod is arranged on the workbench seat and approaches to the side wall of the workpiece, when the deflector rod drives the clamping fork to approach to the workpiece, the deflector rod is rotationally connected with the middle part of the clamping fork, the deflector rod can push the clamping fork to enable two ends of the clamping fork to be gradually clung to the irregular outer side face of the workpiece, the irregular side face of the workpiece is stably clamped and fixed, after the workpiece is stably clamped, high-pressure gas is ventilated to the pneumatic tube, the hollow inner cavity of the locking sleeve is inflated, the side wall of the locking sleeve is inflated to lock the rotating shaft positioned in the middle part of the locking sleeve, and the locking effect on the rotating shaft is achieved, so that the positions of the deflector rod and the clamping fork are locked.
2. According to the gantry machining center workbench provided by the invention, the joint of the driving rod and the worm rod is provided with a certain damping through the damping sleeve, when the driving rod normally drives the worm rod, the driving rod and the worm rod synchronously rotate, when the worm rod receives resistance and can not freely rotate, the driving rod can continuously and independently rotate, the gear ring can be driven to be meshed with the long gear for rotation, and the workpiece side face is conveniently clamped by the deflector rod and the clamping fork and is locked through the locking sleeve.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings that are needed in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
FIG. 1 is a schematic view of a gantry machining center structure provided by the invention;
FIG. 2 is a schematic view of a work bench and clamping assembly according to the present invention;
FIG. 3 is a schematic view of a clamping assembly according to the present invention;
FIG. 4 is a schematic view of a locking sleeve and a spindle according to the present invention;
FIG. 5 is a schematic view of the structure of the worm and the driving rod provided by the invention;
fig. 6 is an exploded view of a part of the structure provided by the present invention.
The labels in the figures are illustrated below:
1. a machining center assembly; 2. a work bench; 3. a workpiece; 4. a clamping assembly; 5. a deflector rod; 6. a clamping fork; 7. a turbine; 8. a worm; 9. a driving rod; 10. a locking sleeve; 11. an air pressure pipe; 12. a piston cylinder; 13. a rotating shaft; 14. a gear ring; 15. a long gear; 16. a push plate; 17. a piston rod; 18. an elastic member; 19. a screw; 20. a mounting plate; 21. damping sleeve.
Detailed Description
In order that those skilled in the art will better understand the present invention, a technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in which it is apparent that the described embodiments are only some embodiments of the present invention, not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the present invention without making any inventive effort, shall fall within the scope of the present invention.
As described in the background art, the upper surface of the workpiece needs to be machined, so that the operation of acting on the upper surface of the workpiece through the pressing plate is not suitable, the side surface of the workpiece is fixed through the clamping jaw, the clamping jaw cannot be effectively attached to the side surface of the workpiece for clamping and fixing the workpiece in an outside irregular structure, and the clamping jaw is difficult to effectively clamp and fix the special-shaped workpiece.
Specifically, referring to fig. 1 to 6, a gantry machining center table includes: machining center subassembly 1 and workstation 2, workstation 2 install on machining center subassembly 1, install the centre gripping subassembly 4 that is used for centre gripping to work piece 3 side fixed on the workstation 2, still include:
the deflector rod 5 is rotationally connected with the workbench seat 2 through a rotating shaft 13, and the end part of the deflector rod 5, which is close to the workpiece 3, is rotationally connected with a clamping fork 6;
a drive mechanism including a worm wheel 7 mounted with a rotation shaft 13, and a worm 8 meshed with the worm wheel 7;
the locking mechanism comprises a locking sleeve 10 sleeved on a rotating shaft 13 and an air pressure pipe 11, and the side wall of the locking sleeve 10 is of a hollow structure communicated with the air pressure pipe 11.
According to the gantry machining center workbench provided by the invention, the workpiece 3 is placed on the workbench seat 2, the deflector rod 5 rotating on the workbench seat 2 is close to the side wall of the workpiece 3, when the deflector rod 5 drives the clamping fork 6 to be close to the workpiece 3, the deflector rod 5 can push the clamping fork 6 to gradually cling to the irregular outer side surface on the workpiece 3 due to the fact that the deflector rod 5 is rotationally connected with the middle part of the clamping fork 6, the irregular side surface of the workpiece 3 is stably clamped and fixed, and after the workpiece 3 is stably clamped, high-pressure gas is ventilated to the pneumatic tube 11, so that the hollow inner cavity of the locking sleeve 10 is inflated, and the side wall of the locking sleeve 10 is expanded to lock the rotating shaft 13 positioned in the middle part of the locking sleeve, so that the locking effect on the rotating shaft 13 is realized, and the positions of the deflector rod 5 and the clamping fork 6 are locked.
In order to make the person skilled in the art better understand the solution of the present invention, the technical solution of the embodiment of the present invention will be clearly and completely described below with reference to the accompanying drawings.
It should be noted that, under the condition of no conflict, the embodiments of the present invention and the features and technical solutions in the embodiments may be combined with each other.
It should be noted that: like reference numerals and letters denote like items in the following figures, and thus once an item is defined in one figure, no further definition or explanation thereof is necessary in the following figures.
In embodiment 1, please refer to fig. 2 to 3, a gantry machining center workbench, a workbench seat 2 is installed on a machining center assembly 1, a clamping assembly 4 for clamping and fixing the side face of a workpiece 3 is installed on the workbench seat 2, a deflector rod 5 is rotationally connected with the workbench seat 2 through a rotating shaft 13, the end part of the deflector rod 5, which is close to the workpiece 3, is rotationally connected with a clamping fork 6, the deflector rod 5, which is located on the workbench seat 2, is close to the side wall of the workpiece 3, when the deflector rod 5 drives the clamping fork 6 to be close to the workpiece 3, the deflector rod 5 can push the two ends of the clamping fork 6 to be gradually clung to the irregular outer side face on the workpiece 3 due to the rotational connection between the deflector rod 5 and the middle part of the clamping fork 6, the irregular side face of the workpiece 3 is stably clamped and fixed, the two ends of the clamping fork 6 are arc-shaped, and the two ends of the clamping fork 6 are better clung to the irregular side face of the workpiece 3.
In addition, as shown in fig. 3 and 4, the driving mechanism comprises a turbine 7 installed on the rotating shaft 13 and a worm 8 meshed with the turbine 7, the turbine 7 is driven to rotate through the rotation of the worm 8, so that the rotating shaft 13 is controlled to rotate and the deflector rod 5 is driven to swing, and the worm 8 is reversely driven to rotate through the turbine 7 after the deflector rod 5 is subjected to external force after the position of the rotating shaft 13 is locked through the meshing linkage design of the turbine 7 and the worm 8.
It should be noted that, as shown in fig. 4 to 6, the locking mechanism includes a locking sleeve 10 sleeved on a rotating shaft 13, and an air pressure tube 11, the side wall of the locking sleeve 10 is of a hollow structure communicated with the air pressure tube 11, the hollow inner cavity of the locking sleeve 10 is inflated by ventilating high-pressure air to the air pressure tube 11, the side wall of the locking sleeve 10 is inflated to lock the rotating shaft 13 positioned in the middle of the locking sleeve, the locking effect on the rotating shaft 13 is achieved, the input end of the air pressure tube 11 is communicated with a piston cylinder 12, a piston rod 17 is inserted into the inner cavity of the piston cylinder 12 in a sliding manner, and the air pressure in the air pressure tube 11 is increased through the piston rod 17.
In this embodiment, as shown in fig. 5 and 6, a push plate 16 is fixed to the end of a piston rod 17, a screw 19 for pushing the push plate 16 is provided on the side of the push plate 16 away from the piston rod 17, an elastic member 18 is installed on the side of the push plate 16 close to the piston rod 17, the push plate 16 is pushed by the movement of the screw 19, the piston rod 17 is controlled to move transversely, and the push plate 16 is reset by the installed elastic member 18.
In addition, as shown in fig. 3, the worm gears 7 on the rotating shafts 13 on the same side are driven by the same worm gear 8, the threads on the worm gears 8 corresponding to the worm gears 7 on the two ends are in opposite directions, so that the rotating shafts 13 on the same side can be conveniently and simultaneously driven by a single worm gear 8, and the deflector rod 5 at the top of the rotating shaft 13 is controlled to swing towards the middle part, so that the simultaneous control is facilitated.
In embodiment 2, for further optimizing a gantry machining center workbench provided in embodiment 1, specifically, as shown in fig. 5 and 6, a mounting plate 20 is fixed on the worm 8, a screw 19 is connected with the mounting plate 20 in a threaded manner, the screw 19 is connected with the mounting plate 20 in a threaded manner through rotation, and the front end of the screw 19 is controlled to move forward or backward.
In the embodiment, as shown in fig. 6, the driving rod 9 is sleeved with the end part of the worm 8, a damping sleeve 21 is arranged between the outer ring of the worm 8 and the inner wall of the driving rod 9, a certain damping exists at the joint of the driving rod 9 and the worm 8 through the damping sleeve 21, when the driving rod 9 normally drives the worm 8, the driving rod 9 and the worm synchronously rotate, and when the worm 8 receives resistance and can not rotate freely, the driving rod 9 can continuously rotate independently.
And, as shown in fig. 5 and 6, the driving rod 9 is fixed with a gear ring 14, the gear ring 14 is connected with a long gear 15 in a meshed manner, the long gear 15 is fixed with the end of a screw 19, the gear ring 14 can drive the long gear 15 to rotate and drive the screw 19 to rotate, thereby controlling the screw 19 to rotate with a mounting plate 20 to push a push plate 16 to move, the push plate 16 is in a ring structure, and the push plate 16 is sleeved with the worm 8, so that the screw 19 is always contacted with one side of the push plate 16, and the push plate 16 is conveniently pushed to move.
Through the structural design, when the driving rod 9 rotates to drive the worm 8 to rotate, the worm 8 and the driving rod synchronously rotate, the turbine 7 and the rotating shaft 13 are driven to rotate, and when the deflector rod 5 and the clamping fork 6 contact the side surface of the workpiece 3, the gear ring 14 and the long gear 15 synchronously rotate at the moment, and gear engagement does not occur between the deflector rod 5 and the long gear 15; when the deflector rod 5 is subjected to resistance, so that the movement of the rotating shaft 13 and the worm 8 is limited, at the moment, the driving rod 9 and the worm 8 are separated from synchronous movement, the driving rod 9 is independently rotated, the driving rod 9 drives the gear ring 14 to be meshed with the long gear 15 for rotation, the long gear 15 is rotated to drive the screw 19 to rotate, the push plate 16 and the piston rod 17 are pushed to move, and the rotating shaft 13 is locked through the locking sleeve 10; on the contrary, when the rotating shaft 13 is to be unlocked, the driving rod 9 reversely rotates to drive the gear ring 14 to rotate, at the moment, the long gear 15 and the screw 19 rotate to release the support of the push plate 16, the elastic piece 18 pushes the push plate 16 to drive the piston rod 17 to reset, the locking sleeve 10 releases the locking of the rotating shaft 13, at the moment, the driving rod 9 can drive the worm 8 to synchronously rotate to drive the deflector rod 5 to be far away from the side surface of the workpiece 3, and the locking of the workpiece 3 is released.
In the present invention, unless explicitly specified and limited otherwise, the terms "mounted," "connected," "secured," and the like are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally formed; may be mechanically connected, may be electrically connected or may be in communication with each other; either directly or indirectly, through intermediaries, or both, may be in communication with each other or in interaction with each other, unless expressly defined otherwise. The specific meaning of the above terms in the present invention can be understood by those of ordinary skill in the art according to the specific circumstances.
It is apparent that the above-described embodiments are only some embodiments of the present invention, but not all embodiments, and the preferred embodiments of the present invention are shown in the drawings, which do not limit the scope of the patent claims. This invention may be embodied in many different forms, but rather, embodiments are provided in order to provide a thorough and complete understanding of the present disclosure. Although the invention has been described in detail 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 in the foregoing description, or equivalents may be substituted for elements thereof. All equivalent structures made by the content of the specification and the drawings of the invention are directly or indirectly applied to other related technical fields, and are also within the scope of the invention.
Claims (10)
1. A gantry machining center table comprising: machining center subassembly (1) and workstation seat (2), workstation seat (2) are installed on machining center subassembly (1), install on workstation seat (2) and be used for fixing clamping assembly (4) to work piece (3) side centre gripping, its characterized in that still includes:
the driving lever (5) is rotationally connected with the workbench seat (2) through a rotating shaft (13), and a clamping fork (6) is rotationally connected with the end part of the driving lever (5) close to the workpiece (3);
the driving mechanism comprises a turbine (7) mounted with a rotating shaft (13) and a worm (8) meshed with the turbine (7);
the locking mechanism comprises a locking sleeve (10) sleeved on the rotating shaft (13) and an air pressure pipe (11), and the side wall of the locking sleeve (10) is of a hollow structure communicated with the air pressure pipe (11).
2. The gantry machining center workbench according to claim 1, wherein the input end of the air pressure pipe (11) is communicated with a piston cylinder (12), and a piston rod (17) is slidably inserted into the inner cavity of the piston cylinder (12).
3. Gantry machining center table according to claim 2, characterized in that the end of the worm (8) is connected with a driving rod (9), on which driving rod (9) a driving element is mounted.
4. A gantry machining center table according to claim 3, characterized in that the end of the piston rod (17) is fixed with a push plate (16), the side of the push plate (16) away from the piston rod (17) is provided with a screw (19) for pushing the push plate (16), and the side of the push plate (16) close to the piston rod (17) is provided with an elastic member (18).
5. Gantry machining center table according to claim 4, characterized in that the worm (8) is fixed with a mounting plate (20), and the screw (19) is screwed with the mounting plate (20).
6. The gantry machining center workbench according to claim 5, wherein the driving rod (9) is sleeved with the end portion of the worm (8), and a damping sleeve (21) is arranged between the outer ring of the worm (8) and the inner wall of the driving rod (9).
7. Gantry machining center table according to claim 6, characterized in that the driving rod (9) is fixed with a gear ring (14), the gear ring (14) is connected with a long gear (15) in a meshed manner, and the long gear (15) is fixed with the end of the screw (19).
8. The gantry machining center table according to claim 7, wherein the pushing plate (16) has a ring-shaped structure, and the pushing plate (16) is sleeved with the worm (8).
9. A gantry machining center table according to claim 1, characterized in that the turbines (7) on the same side of the shaft (13) are driven by the same worm (8), the threads on the worm (8) corresponding to the turbines (7) at both ends being in opposite directions.
10. The gantry machining center workbench according to claim 1, wherein the clamping fork (6) is of a double-head structure, and two ends of the clamping fork (6) are of arc-shaped structures.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202410173699.5A CN117718765B (en) | 2024-02-07 | 2024-02-07 | Gantry machining center workbench |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202410173699.5A CN117718765B (en) | 2024-02-07 | 2024-02-07 | Gantry machining center workbench |
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| Publication Number | Publication Date |
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| CN117718765A true CN117718765A (en) | 2024-03-19 |
| CN117718765B CN117718765B (en) | 2024-04-30 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202410173699.5A Active CN117718765B (en) | 2024-02-07 | 2024-02-07 | Gantry machining center workbench |
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| CN (1) | CN117718765B (en) |
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Also Published As
| Publication number | Publication date |
|---|---|
| CN117718765B (en) | 2024-04-30 |
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