CN220516138U - Workpiece fixing device for five-axis machining center - Google Patents
Workpiece fixing device for five-axis machining center Download PDFInfo
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- CN220516138U CN220516138U CN202321873761.9U CN202321873761U CN220516138U CN 220516138 U CN220516138 U CN 220516138U CN 202321873761 U CN202321873761 U CN 202321873761U CN 220516138 U CN220516138 U CN 220516138U
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- sliding
- fixedly arranged
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- workbench
- machining center
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- 230000009471 action Effects 0.000 claims abstract description 3
- 230000002457 bidirectional effect Effects 0.000 claims description 10
- 238000003754 machining Methods 0.000 abstract description 11
- 230000000712 assembly Effects 0.000 abstract description 8
- 238000000429 assembly Methods 0.000 abstract description 8
- 230000000694 effects Effects 0.000 description 8
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005056 compaction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
Abstract
The utility model relates to a workpiece fixing device for a five-axis machining center, which comprises a base, wherein a sliding assembly is arranged on the base in a sliding manner, the sliding assembly comprises a workbench, an adjusting assembly is arranged on the workbench, two groups of clamping assemblies are arranged on the adjusting assembly, an inflating assembly is arranged between the two groups of clamping assemblies, a workpiece is placed on the workbench, the sliding assembly is used for driving the workbench and the workpiece to move along the X-axis and Z-axis directions of the base, the adjusting assembly is used for adjusting the distance between the two groups of clamping assemblies, the two groups of clamping assemblies are used for fixing two sides of the workpiece under the action of the inflating assembly, the clamping assemblies can be adjusted according to the size and the height of the workpiece, the workpiece can be automatically fixed, manual adjustment is not needed, the stability of the workpiece in the machining process is improved, and the machining precision is improved.
Description
Technical Field
The utility model relates to the technical field of fixtures for machining, in particular to a workpiece fixing device for a five-axis machining center.
Background
Five machining centers are machine tools which are high in technological content, high in precision and special for machining complex curved surfaces, during machining, workpieces are required to be clamped and fixed, the machining precision of the workpieces is directly affected by the fixing effect of the workpieces, and therefore a fixing device with good clamping effect is of great importance.
The utility model discloses a Chinese patent with publication number of CN211219786U, which discloses a machining center clamp, comprising a bottom plate, wherein a plurality of rotating rods are rotationally connected to the bottom plate, a chute with an upward opening is arranged on each rotating rod, a lifting rod is inserted in each chute, and a pressing rod is fixed at the upper end of each lifting rod.
Disclosure of Invention
The utility model aims at overcoming the defects of the prior art, and provides a workpiece fixing device for a five-axis machining center, which is used for adjusting the distance between two groups of clamping assemblies according to the size of a workpiece by arranging an adjusting assembly, adjusting the descending distance of a buffer pad according to the height of the workpiece by arranging an inflating assembly, improving the compaction degree of the buffer pad, improving the stability in the machining process, improving the practicability and adapting to the use of workpieces with different specifications.
The technical solution of the utility model is as follows:
the utility model provides a five work piece fixing device for machining center, includes the base, it is provided with sliding component to slide on the base, sliding component includes the workstation, be provided with adjusting part on the workstation, be provided with two sets of clamping part on the adjusting part, two sets of be provided with between the clamping part and aerify the subassembly, the work piece has been placed on the workstation, sliding component is used for driving workstation and work piece and removes along the X axle and the Z axle direction of base, adjusting part is used for adjusting two sets of distance between the clamping part, two sets of clamping part is used for fixing the both sides of work piece under the effect of inflation subassembly.
As one preference, the sliding assembly further comprises a sliding rail fixedly arranged on two sides of the base, a first motor fixedly arranged on the base, a first screw rod driven by the first motor, a first nut in threaded connection with the first screw rod, a sliding table fixedly arranged on the first nut, a rodless cylinder fixedly arranged on the sliding table and a sliding block slidingly arranged on the rodless cylinder, wherein the sliding table is slidingly arranged on the sliding rail, the working table is fixedly arranged on the sliding block, and the working table is of a hollow structure.
As one preferable, the workbench is provided with a hollow groove, the adjusting component comprises a second motor fixedly arranged on the workbench, a bidirectional screw rod driven by the second motor, a second nut in threaded connection with the bidirectional screw rod and a sliding seat fixedly arranged in the workbench, and the second nut is arranged on the sliding seat in a sliding manner.
Preferably, the clamping assembly comprises a bottom plate fixedly arranged on the second nut, a fixing plate fixedly arranged on one side of the bottom plate, a top plate fixedly arranged on the fixing plate, a plurality of sliding grooves formed in the top plate and clamping blocks slidably arranged in the sliding grooves.
Preferably, the inflation assembly comprises a supporting seat fixedly arranged on the workbench, a third motor fixedly arranged on the supporting seat, a gear fixedly connected to an output shaft of the third motor, an air cylinder fixedly arranged on the workbench, a piston slidingly arranged in the air cylinder, a piston rod fixedly arranged on the piston, a connecting plate fixedly arranged on the piston rod and a rack fixedly arranged on the connecting plate, and the gear is meshed with the rack.
Preferably, a connecting hose is fixedly connected between two sides of the inflator and the two fixing plates respectively.
Preferably, the fixing plate is internally provided with a main channel, the chute is provided with a secondary channel, the main channel is communicated with a plurality of secondary channels, and the main channel is communicated with the connecting hose.
As another preferable mode, a cushion pad is fixedly arranged on the bottom surface of the clamping block.
The utility model has the beneficial effects that
The sliding component is arranged, and the clamping component is driven to move in the X-axis direction and the Z-axis direction of the base by the sliding component, so that the position of a workpiece can be conveniently adjusted, and the practicability of the device is improved.
The clamping assembly and the adjusting assembly are arranged, the second motor is started to drive the bidirectional screw rod to rotate, so that the two second nuts respectively drive the two bottom plates, the fixed plates and the top plates to be close to or far away from each other, the distance between the two clamping assemblies is adjusted according to the size of a workpiece, the practicability is improved, and the clamping stability is improved.
The utility model is also provided with an inflation assembly, the third motor is started to drive the gear to rotate, the gear is meshed with the gear, the connecting plate, the piston rod and the piston are driven to move towards the workbench, air in the air cylinder is compressed into the connecting hose and enters the chute through the main channel and the secondary channel, the clamping block descends to compress and fix the workpiece, the descending distance of the clamping block can be adjusted according to the height of the workpiece, the fixing effect on the workpiece is better, the workpiece is automatically fixed without manual adjustment, and the machining precision is improved.
In conclusion, the fixture has the advantages of good fixing effect and high practicability, and is suitable for the technical field of fixtures for machining.
Drawings
The utility model is further described with reference to the accompanying drawings:
FIG. 1 is a schematic structural view of a workpiece fixture for a five-axis machining center;
FIG. 2 is a schematic structural view of the clamping assembly and the adjustment assembly;
FIG. 3 is a schematic view of the structure of the inflation assembly;
fig. 4 is a schematic view showing a state when the clamping block compresses and fixes the workpiece.
Reference numerals: 1-a base; 11-empty slots; 2-a sliding assembly; 21-a workbench; 22-slide rails; 23-a first motor; 24-a first screw rod; 25-a first nut; 26-sliding table; 27-a rodless cylinder; 28-a slider; 3-an adjustment assembly; 31-a second motor; 32-a bidirectional screw rod; 33-a second nut; 34-a slide; 4-a clamping assembly; 41-a bottom plate; 42-fixing plates; 43-top plate; 44-sliding grooves; 45-clamping blocks; 46-main channel; 47-secondary channel; 5-an inflation assembly; 51-a supporting seat; 52-a third motor; 53-gear; 54-inflator; 55-piston; 56-a piston rod; 57-connecting plates; 58-rack; 59-connecting a hose; 6-cushion pad.
Detailed Description
The technical solutions in the embodiments of the present utility model are clearly and completely described below with reference to the accompanying drawings.
Example 1
Embodiments of the present utility model are described in detail below, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to like or similar elements or elements having like or similar functions throughout. The embodiments described below by referring to the drawings are illustrative and intended to explain the present utility model and should not be construed as limiting the utility model.
As shown in fig. 1 to 4, a workpiece fixing device for a five-axis machining center comprises a base 1, a sliding component 2 is slidably arranged on the base 1, the sliding component 2 comprises a workbench 21, an adjusting component 3 is arranged on the workbench 21, two groups of clamping components 4 are arranged on the adjusting component 3, an inflation component 5 is arranged between the two groups of clamping components 4, a workpiece is placed on the workbench 21, the sliding component 2 is used for driving the workbench 21 and the workpiece to move along the X axis and the Z axis of the base 1, the adjusting component 3 is used for adjusting the distance between the two groups of clamping components 4, and the two groups of clamping components 4 are used for fixing two sides of the workpiece under the action of the inflation component 5.
As shown in fig. 1 and 2, the sliding assembly 2 further includes a sliding rail 22 fixedly disposed on two sides of the base 1, a first motor 23 fixedly disposed on the base 1, a first screw 24 driven by the first motor 23, a first nut 25 screwed on the first screw 24, a sliding table 26 fixedly disposed on the first nut 25, a rodless cylinder 27 fixedly disposed on the sliding table 26, and a sliding block 28 slidingly disposed on the rodless cylinder 27, the sliding table 26 is slidingly disposed on the sliding rail 22, the working table 21 is fixedly disposed on the sliding block 28, the working table 21 is in a hollow structure, and in use, the first motor 23 is started to drive the first screw 24 to rotate, so that the first nut 25 drives the sliding table 26, the rodless cylinder 27, the sliding block 28, the working table 21 and the workpiece to move in the Z axis direction of the base 1, the sliding block 28, the working table 21 and the workpiece are driven by the rodless cylinder 27, so that the position of the workpiece can be conveniently adjusted, and the practicability of the device is improved.
As shown in fig. 2, the workbench 21 is provided with the empty slot 11, the adjusting component 3 comprises a second motor 31 fixedly arranged on the workbench 21, a bidirectional screw rod 32 driven by the second motor 31, a second nut 33 in threaded connection with the bidirectional screw rod 32, and a sliding seat 34 fixedly arranged in the workbench 21, the second nut 33 is slidably arranged on the sliding seat 34, and when in use, the second motor 31 is started to drive the bidirectional screw rod 32 to rotate, so that the two second nuts 33 respectively drive the two bottom plates 41, the fixed plates 42 and the top plates 43 to be close to or far away from each other, thereby adjusting the distance between the two clamping components 4 according to the size of a workpiece, improving the practicability and the clamping stability.
As shown in fig. 2, the clamping assembly 4 includes a bottom plate 41 fixedly arranged on the second nut 33, a fixing plate 42 fixedly arranged on one side of the bottom plate 41, a top plate 43 fixedly arranged on the fixing plate 42, a plurality of sliding grooves 44 formed in the top plate 43, and clamping blocks 45 slidably arranged in the sliding grooves 44, and two groups of clamping assemblies 4 are arranged to fix two sides of a workpiece, so that the fixing effect is better.
As shown in fig. 3, the inflation assembly 5 includes a supporting seat 51 fixedly arranged on the workbench 21, a third motor 52 fixedly arranged on the supporting seat 51, a gear 53 fixedly connected to an output shaft of the third motor 52, an air cylinder 54 fixedly arranged on the workbench 21, a piston 55 slidably arranged in the air cylinder 54, a piston rod 56 fixedly arranged on the piston 55, a connecting plate 57 fixedly arranged on the piston rod 56 and a rack 58 fixedly arranged on the connecting plate 57, when in use, the gear 53 is meshed with the rack 58, the third motor 52 is started to drive the gear 53 to rotate, the gear 53 is meshed with the rack 58, the gear 53 rotates to drive the rack 58, the connecting plate 57, the piston rod 56 and the piston 55 to move towards the workbench 21, air in the air cylinder 54 is compressed into a connecting hose 59, and enters the chute 44 through the main channel 46 and the secondary channel 47, so that the clamping block 45 descends to compress and fix a workpiece, the fixing effect of the workpiece is better, the workpiece is automatically fixed without adjusting the descending distance of the clamping block 45 according to the height of the workpiece, and the machining precision is improved.
As shown in fig. 1, connecting hoses 59 are fixedly connected between the two sides of the air cylinder 54 and the two fixing plates 42, the air cylinder 54 and the two fixing plates 42 are communicated by arranging the connecting hoses 59, and the connecting hoses 59 can stretch and retract when the two fixing plates 42 are close to or far from each other, so that the structure is not affected.
As shown in fig. 2, the fixing plate 42 is provided with a main channel 46, the chute 44 is provided with a secondary channel 47, the main channel 46 is communicated with a plurality of secondary channels 47, the main channel 46 is communicated with a connecting hose 59, and can compress the air in the air cylinder 54 into the chute 44 and can also draw the air in the chute 44 back into the air cylinder 54.
Example two
As shown in fig. 2, wherein the same or corresponding parts as those in the first embodiment are given the same reference numerals as those in the first embodiment, only the points of distinction from the first embodiment will be described below for the sake of brevity; the second embodiment is different from the first embodiment in that: the bottom surface of grip block 45 is fixed to be provided with blotter 6, causes the striking to the work piece when avoiding grip block 45 to be close to the work piece through setting up blotter 6 to lead to the work piece to damage, influence the quality of product.
Working process
Firstly, a workpiece is placed on two bottom plates 41, a second motor 31 is started to drive a bidirectional screw rod 32 to rotate, so that two second nuts 33 respectively drive the two bottom plates 41, a fixed plate 42 and a top plate 43 to be close to or far away from each other, the distance between two clamping components 4 is adjusted according to the size of the workpiece, then a third motor 52 is started to drive a gear 53 to rotate, the gear 53 is meshed with a rack 58, the gear 53 rotates to drive the rack 58, a connecting plate 57, a piston rod 56 and a piston 55 to move towards the workbench 21, air in an air cylinder 54 is compressed into a connecting hose 59, and enters a chute 44 through a main channel 46 and a secondary channel 47, so that a clamping block 45 descends to compress and fix the workpiece, and simultaneously, a first motor 23 can be started to drive a first screw rod 24 to rotate, so that the first nut 25 drives a sliding table 26, a rodless cylinder 27, the sliding block 28, the workbench 21 and the workpiece to move in the Z-axis direction of a base 1, the rodless cylinder 27 is started to drive the sliding block 28, the workbench 21 and the workpiece to move in the X-axis direction of the base 1, the gear 53 moves towards the workbench 21, the air cylinder 54 is compressed into the connecting hose 59, and the air in the main channel 46 and the secondary channel 47 enters the chute 44 through the main channel 46 and the secondary channel 47, so that the clamping block 45 is driven to move away from the two side of the workpiece 53, and the workpiece is far away from the top surface of the workbench 53, and the workpiece is processed, and the two side of the workpiece is processed, and the workpiece is far away from the two side surface of the piston rod 53 is moved, and the air cylinder 53 is moved towards the workbench, and the workpiece is moved, and the workbench is moved and the workbench, and the workpiece is moved and the workbench.
In the description of the present utility model, it should be understood that the directions or positional relationships indicated by the terms "front and rear", "left and right", etc. are based on the directions or positional relationships shown in the drawings, are merely for describing the present utility model and simplifying the description, and do not indicate or imply that the apparatus or component referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus should not be construed as limiting the utility model.
Of course, in this disclosure, those skilled in the art will understand that the term "a" or "an" is to be interpreted as "at least one" or "one or more," i.e., in one embodiment, the number of elements may be one, and in another embodiment, the number of elements may be multiple, and the term "a" is not to be construed as limiting the number.
The present utility model is not limited to the above embodiments, and it should be noted that various modifications and improvements can be made by those skilled in the art without departing from the structure of the present utility model, and these should be regarded as the scope of protection of the present utility model, without affecting the effect and practicality of the implementation of the present utility model.
Claims (8)
1. The utility model provides a five work piece fixing device for machining center, includes base (1), its characterized in that: the base (1) is provided with a sliding component (2) in a sliding mode, the sliding component (2) comprises a workbench (21), an adjusting component (3) is arranged on the workbench (21), two groups of clamping components (4) are arranged on the adjusting component (3), an inflation component (5) is arranged between the clamping components (4), a workpiece is placed on the workbench (21), the sliding component (2) is used for driving the workbench (21) and the workpiece to move along the X axis and the Z axis of the base (1), the adjusting component (3) is used for adjusting the distance between the two groups of clamping components (4), and the two groups of clamping components (4) are used for fixing two sides of the workpiece under the action of the inflation component (5).
2. The workpiece fixture for a five-axis machining center of claim 1, wherein: the sliding assembly (2) further comprises sliding rails (22) fixedly arranged on two sides of the base (1), a first motor (23) fixedly arranged on the base (1), a first screw rod (24) driven by the first motor (23), a first nut (25) in threaded connection with the first screw rod (24), a sliding table (26) fixedly arranged on the first nut (25), a rodless cylinder (27) fixedly arranged on the sliding table (26) and a sliding block (28) slidingly arranged on the rodless cylinder (27), the sliding table (26) is slidingly arranged on the sliding rails (22), the working table (21) is fixedly arranged on the sliding block (28), and the working table (21) is of a hollow structure.
3. The workpiece fixture for a five-axis machining center according to claim 2, wherein: the workbench (21) is provided with a hollow groove (11), the adjusting component (3) comprises a second motor (31) fixedly arranged on the workbench (21), a bidirectional screw rod (32) driven by the second motor (31), a second nut (33) in threaded connection with the bidirectional screw rod (32) and a sliding seat (34) fixedly arranged in the workbench (21), and the second nut (33) is arranged on the sliding seat (34) in a sliding manner.
4. A five-axis machining center work piece fixture according to claim 3, wherein: the clamping assembly (4) comprises a bottom plate (41) fixedly arranged on the second nut (33), a fixed plate (42) fixedly arranged on one side of the bottom plate (41), a top plate (43) fixedly arranged on the fixed plate (42), a plurality of sliding grooves (44) formed in the top plate (43) and clamping blocks (45) slidably arranged in the sliding grooves (44).
5. The workpiece fixture for a five-axis machining center of claim 4, wherein: the inflation assembly (5) comprises a supporting seat (51) fixedly arranged on the workbench (21), a third motor (52) fixedly arranged on the supporting seat (51), a gear (53) fixedly connected to an output shaft of the third motor (52), an air cylinder (54) fixedly arranged on the workbench (21), a piston (55) slidingly arranged in the air cylinder (54), a piston rod (56) fixedly arranged on the piston (55), a connecting plate (57) fixedly arranged on the piston rod (56) and a rack (58) fixedly arranged on the connecting plate (57), wherein the gear (53) is meshed with the rack (58).
6. The workpiece fixture for a five-axis machining center of claim 5, wherein: connecting hoses (59) are fixedly connected between two sides of the air cylinder (54) and the two fixing plates (42).
7. The workpiece fixture for a five-axis machining center of claim 6, wherein: a main channel (46) is formed in the fixing plate (42), a secondary channel (47) is formed in the sliding groove (44), the main channel (46) is communicated with a plurality of secondary channels (47), and the main channel (46) is communicated with the connecting hose (59).
8. The workpiece fixture for a five-axis machining center of claim 4, wherein: the bottom surface of the clamping block (45) is fixedly provided with a buffer cushion (6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321873761.9U CN220516138U (en) | 2023-07-17 | 2023-07-17 | Workpiece fixing device for five-axis machining center |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321873761.9U CN220516138U (en) | 2023-07-17 | 2023-07-17 | Workpiece fixing device for five-axis machining center |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220516138U true CN220516138U (en) | 2024-02-23 |
Family
ID=89922994
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321873761.9U Active CN220516138U (en) | 2023-07-17 | 2023-07-17 | Workpiece fixing device for five-axis machining center |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220516138U (en) |
-
2023
- 2023-07-17 CN CN202321873761.9U patent/CN220516138U/en active Active
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