CN222843571U - Multi-station and multi-working-position manual fixture for machining center - Google Patents
Multi-station and multi-working-position manual fixture for machining center Download PDFInfo
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- CN222843571U CN222843571U CN202421420587.7U CN202421420587U CN222843571U CN 222843571 U CN222843571 U CN 222843571U CN 202421420587 U CN202421420587 U CN 202421420587U CN 222843571 U CN222843571 U CN 222843571U
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Abstract
The utility model discloses a multi-station and multi-working-position manual fixture for a machining center, which comprises a machining platform, wherein the machining platform is rotatably arranged, a first working procedure area and a second working procedure area are arranged on the machining platform, two groups of first positioning structures are arranged on the first working procedure area, two groups of second positioning structures are arranged on the second working procedure area, the two groups of first positioning structures are symmetrically distributed on two sides of the first working procedure area, each first positioning structure comprises an adjusting bolt, a first limiting part and a second limiting part which are arranged on the first working procedure area and are distributed in a C shape, the adjusting bolts can be adjusted and arranged front and back, the two groups of second positioning structures are symmetrically distributed on two sides of the second working procedure area, each second positioning structure comprises four positioning columns, and the four positioning columns are distributed in a rectangular structure. The utility model greatly reduces the tool changing time of the part processing and improves the processing efficiency.
Description
Technical Field
The utility model relates to the technical field of clamps, in particular to a manual clamp for a multi-station and multi-working-position machining center.
Background
The fixture used in the horizontal machining center at present is characterized in that a fixture bottom plate is firstly adopted to be fixed on a machine tool workbench, then a part is placed on the fixture, then one of the working steps is started to be machined, when the same tool is needed in a plurality of working steps in one working procedure, a plurality of sections of programs are needed to be added, and a tool changing arm also needs to be frequently moved, so that the tool changing time is greatly increased, the machining efficiency is reduced, the abrasion of the tool changing arm of the machine tool is also increased, the machining cost is increased, and the maintenance cost is also increased.
Disclosure of Invention
Aiming at the problems of the existing clamp, the manual clamp of the machining center aims at providing a multi-station and multi-working-position machining center which reduces tool changing time and improves machining efficiency.
The specific technical scheme is as follows:
The multi-station and multi-working-position manual fixture for the machining center comprises a machining platform, a first positioning structure and a second positioning structure, wherein the machining platform is rotatably arranged and is provided with a first working procedure area and a second working procedure area, the first working procedure area is provided with the two groups of first positioning structures, and the second working procedure area is provided with the two groups of second positioning structures;
The two groups of first positioning structures are symmetrically distributed on two sides of the first working procedure area, each first positioning structure comprises an adjusting bolt, a first limiting piece and a second limiting piece which are arranged on the first working procedure area and distributed in a C shape, and the adjusting bolts can be adjusted and arranged back and forth;
The two groups of second positioning structures are symmetrically distributed on two sides of the second working procedure area, each second positioning structure comprises four positioning columns, and the four positioning columns are distributed in a rectangular structure.
As a further improvement and optimization of the scheme, the first working procedure area is provided with two side mounting blocks, the two side mounting blocks are respectively positioned at two sides of the first working procedure, and the two adjusting bolts are respectively arranged on the two side mounting blocks in a threaded manner, and the positions of the adjusting bolts are adjusted front and back by screwing the adjusting bolts.
As a further improvement and optimization of the scheme, the first working procedure area is also provided with two end face mounting blocks, and the two end face mounting blocks are positioned at the inner side of the first working procedure and between the two end face mounting blocks;
The first limiting part comprises an end face limiting bolt, and two end face limiting screws of the first limiting part are respectively arranged on the two end face mounting blocks.
As a further improvement and optimization of the scheme, the first working procedure area is provided with a middle mounting block, and the middle mounting block is arranged between the two end face mounting blocks;
The second limiting parts comprise at least one abutting bolt, and at least two abutting bolts in the two second limiting parts are all installed on the middle installation block in a threaded mode.
As a further improvement and optimization of the scheme, the first positioning structure further comprises a large pressing plate and at least two screws, wherein waist-shaped holes are formed in the large pressing plate, one ends of the two screws are in threaded connection with the first working procedure area, and compression nuts are respectively arranged at the other ends of the two screws in a threaded manner through the waist-shaped holes.
As a further improvement and optimization of the present solution, the second positioning structure further includes a supporting floating rod, and the supporting floating rod is elastically mounted on the second process area and is located between the four positioning columns.
As a further improvement and optimization of the scheme, the second positioning structure further comprises two supporting blocks, the two supporting blocks are arranged on the second working procedure area, and buffer springs are connected between the supporting floating rods and each supporting block.
As a further improvement and optimization of the scheme, two support frames are slidably mounted on the second process area between the two second positioning structures, the two support frames can slide along the two second positioning structures, a bidirectional screw rod is arranged between the two support frames, two ends of the bidirectional screw rod are respectively in threaded connection with the two support frames, and when the bidirectional screw rod rotates, the two support frames slide close to or far away from each other.
As a further improvement and optimization of the scheme, the second positioning structure further comprises four small pressing plates, the four small pressing plates are distributed in a rectangular structure, a pressing bolt is arranged between each small pressing plate and the second working procedure area, and the pressing bolt penetrates through the small pressing plates to be installed on the second working procedure area in a threaded mode.
As a further improvement and optimization of the scheme, the device further comprises a driving structure, wherein the driving structure is in transmission connection with the processing platform and is used for driving the processing platform to rotate.
Compared with the prior art, the technical scheme has the following positive effects:
(1) The utility model can meet the requirement of processing a surface to be processed by the cutter through the tool integration of the first working procedure area and the second working procedure area, thereby greatly reducing the cutter changing time and improving the processing efficiency.
(2) In the utility model, a plurality of parts are placed in the first working procedure area and the second working procedure area on one tool, and one tool can process the surface to be processed, thereby reducing the tool changing time.
Drawings
FIG. 1 is a schematic structural view of a multi-station, multi-working-position manual fixture of the present utility model;
in the drawing, 1, a processing platform, 2, a first positioning structure, 3, a second positioning structure, 11, a first working procedure area, 12, a second working procedure area, 21, an adjusting bolt, 22, a first limiting piece, 23, a second limiting piece, 24, a large pressing plate, 25, a screw rod, 26, a compression nut, 111, a side mounting block, 112, an end surface mounting block, 113, a middle mounting block, 31, a positioning column, 32, a supporting floating rod, a supporting block, 34, a small pressing plate, 35, a compression bolt, 36, a supporting frame, 37 and a bidirectional screw rod.
Detailed Description
The following description of the embodiments of the present utility model will be made apparent and fully in view of the accompanying drawings, in which some, but not all embodiments of the utility model are shown. 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.
In the description of the present utility model, it should be noted that, if terms such as "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like are used, the indicated orientation or positional relationship is based on the orientation or positional relationship shown in the drawings, only for convenience of describing the present utility model and simplifying the description, and does not indicate or imply that the indicated apparatus or element must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model. Furthermore, the terms "first," "second," "third," and the like, as used herein, are used for descriptive purposes only and are not to be construed as indicating or implying any relative importance.
In the description of the present utility model, unless explicitly stated or limited otherwise, the terms "mounted," "connected," and "connected" should be interpreted broadly, as referring to, for example, a fixed connection, a removable connection, or an integral connection, a mechanical connection, an electrical connection, a direct connection, an indirect connection via an intermediary, or a communication between two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.
Fig. 1 is a schematic structural view of a multi-station and multi-working-position manual fixture for a machining center, as shown in fig. 1, in a preferred embodiment, the multi-station and multi-working-position manual fixture for a machining center comprises a machining platform 1, wherein the machining platform 1 is rotatably arranged, the machining platform 1 is provided with a first working-position area 11 and a second working-position area 12, the first working-position area 11 is provided with two groups of first positioning structures 2, the second working-position area 12 is provided with two groups of second positioning structures 3, the two groups of first positioning structures 2 are symmetrically distributed on two sides of the first working-position area 11, each first positioning structure 2 comprises an adjusting bolt 21, a first limiting part 22 and a second limiting part 23 which are mounted on the first working-position area 11 and distributed in a C shape, the adjusting bolts 21 can be adjusted back and forth, each second positioning structure 3 is symmetrically distributed on two sides of the second working-position area 12, and each second positioning structure 3 comprises four positioning columns 31 which are in a rectangular structure.
In the embodiment, during machining, a part is taken and placed at one first positioning structure 2, one side of the part is close to a second limiting piece 23, the head of the part is close to a first limiting piece 22, the other side of the part is tightly pushed by screwing an adjusting bolt 21, the part is positioned in the first positioning structure 2, a machining platform 1 is rotated, the part is rotated to a cutter machining station, machining of all planes which can be machined is started, and a through hole or a threaded hole is formed;
And then the part processed in the first process area 11 is placed in one second positioning structure 3 of the second process area 12, four through holes or threaded holes processed in the first process area 11 are respectively positioned through four positioning columns 31, the processing platform 1 is rotated again, the part is rotated to a cutter processing station again, other workable blank surfaces are processed, after all surfaces are processed, cutter changing is performed again, a cutter needed to be used for the next part is taken down, and processing is performed again according to the previous process step.
As a further improvement and optimization of the present solution, the first process area 11 is provided with two side mounting blocks 111, the two side mounting blocks 111 are respectively located at two sides of the first process, and two adjusting bolts 21 are respectively screwed on the two side mounting blocks 111, so that the front and rear positions of the adjusting bolts 21 are adjusted by screwing the adjusting bolts 21.
As a further improvement and optimization of the scheme, the first process area 11 is further provided with two end face mounting blocks 112, the two end face mounting blocks 112 are located on the inner side of the first process and located between the two end face mounting blocks 112, wherein the first limiting piece 22 comprises end face limiting bolts, two end face limiting screws of the two first limiting pieces 22 are respectively mounted on the two end face mounting blocks 112, and when the first positioning structure 2 positions a part, the limiting bolts are in limiting contact with the head of the part.
As a further improvement and optimization of the scheme, the first process area 11 is provided with a middle mounting block 113, the middle mounting block 113 is arranged between the two end face mounting blocks 112, wherein the second limiting piece 23 comprises at least one abutting bolt, at least two abutting bolts in the two second limiting pieces 23 are all arranged on the middle mounting block 113 in a threaded mode, and when the first positioning structure 2 positions a part, the limiting bolts are in limiting contact with one side of the part.
As further improvement and optimization of this scheme, first location structure 2 still includes big clamp plate 24 and two at least screw rods 25, have waist type hole on the big clamp plate 24, the one end and the first process district 11 threaded connection of two screw rods 25, waist type hole threaded mounting has gland nut 26 are passed respectively to the other end of two screw rods 25, after adjusting bolt 21, first locating part 22 and second locating part 23 carry out horizontal location to the part, place big clamp plate 24 at the top of part, waist type hole is passed to the one end of two screw rods 25, the part screw thread is installed in first process district 11, gland nut 26 is screwed down to the other end, make big clamp plate 24 compress tightly to the top of part, and then carry out vertical spacing to the part, improve the positioning effect to the part, increase the precision of processing.
As a further improvement and optimization of this scheme, the second positioning structure 3 further includes a supporting floating rod 32, where the supporting floating rod 32 is elastically mounted on the second process area 12 and located between the four positioning columns 31, and when the second positioning structure 3, where the part processed in the first process area 11 is placed on the second process area 12, positions the second positioning structure, the supporting floating rod 32 can elastically support the part, so as to avoid impact damage of the four positioning columns 31 when the four positioning columns 31 are respectively positioned and inserted into the four through holes or threaded holes on the part.
As a further improvement and optimization of this solution, the second positioning structure 3 further includes two supporting blocks 33, the two supporting blocks 33 are mounted on the second process area 12, and a buffer spring is connected between the supporting floating rod 32 and each supporting block.
As a further improvement and optimization of the scheme, two support frames 36 are slidably mounted on the second process area 12 between the two second positioning structures 3, the two support frames 36 can slide along the two second positioning structures 3, a bidirectional screw rod 37 is arranged between the two support frames, two ends of the bidirectional screw rod 37 are respectively in threaded connection with the two support frames, when the bidirectional screw rod 37 rotates, the two support frames 36 are respectively close to or far away from each other in sliding, when the two second positioning structures 3 respectively position two parts, the two support frames 36 are respectively far away from each other through rotating the bidirectional screw rod 37, one sides of the two parts close to each other are respectively supported, and positioning stability of the parts during processing is improved.
Specifically, the bidirectional screw 37 has two threaded sections, the threaded directions of the two threaded sections are opposite, and the two supporting frames are respectively sleeved outside the two threaded sections.
As a further improvement and optimization of this scheme, the second positioning structure 3 still includes four small pressing plates 34, four small pressing plates 34 are rectangular structure and distribute, be equipped with hold-down bolt 35 between every small pressing plate 34 and the second process district 12, hold-down bolt 35 passes small pressing plate 34 screw thread and installs on the second process district 12, after the second positioning structure 3 fixes a position the spare part through four reference column 31, through screwing up four hold-down bolts 35 to make four small pressing plates 34 descend and respectively press on holding four otic placodes on the spare part, so that the spare part carries out vertical spacing, further improve the positional stability of spare part.
As a further development and optimization of the solution, it also comprises a drive structure (not shown in the figures) in driving connection with the processing platform 1 for driving the processing platform 1 in rotation.
Preferably, the drive structure is a motor drive structure.
In this embodiment, the first process area 11 and the second process area 12 are integrated by the tool, so that a surface to be processed of a cutter can be satisfied, the cutter changing time is greatly reduced, and the processing efficiency is improved.
In the embodiment, a plurality of parts are placed in a first working procedure area and a second working procedure area on one tool, and one tool can process the surface to be processed, so that the tool changing time is reduced.
The foregoing description is only illustrative of the preferred embodiments of the present utility model and is not to be construed as limiting the scope of the utility model, and it will be appreciated by those skilled in the art that equivalent substitutions and obvious variations may be made using the description and illustrations of the present utility model, and are intended to be included within the scope of the present utility model.
Claims (10)
1. The manual fixture for the multi-station and multi-working-position machining center is characterized by comprising a machining platform, a first working-procedure area and a second working-procedure area, wherein the machining platform is rotatably arranged, the first working-procedure area is provided with two groups of first positioning structures, and the second working-procedure area is provided with two groups of second positioning structures;
The two groups of first positioning structures are symmetrically distributed on two sides of the first working procedure area, each first positioning structure comprises an adjusting bolt, a first limiting piece and a second limiting piece which are arranged on the first working procedure area and distributed in a C shape, and the adjusting bolts can be adjusted and arranged back and forth;
The two groups of second positioning structures are symmetrically distributed on two sides of the second working procedure area, each second positioning structure comprises four positioning columns, and the four positioning columns are distributed in a rectangular structure.
2. The multi-station and multi-station machining center manual clamp according to claim 1, wherein the first working procedure area is provided with two side mounting blocks, the two side mounting blocks are respectively positioned at two sides of the first working procedure, and the two adjusting bolts are respectively arranged on the two side mounting blocks in a threaded manner, so that the front and rear positions of the adjusting bolts are adjusted by screwing the adjusting bolts.
3. The multi-station, multi-working-position, manual clamp for a machining center according to claim 2, wherein the first working-position area is further provided with two end-face mounting blocks, and the two end-face mounting blocks are positioned on the inner side of the first working procedure and between the two end-face mounting blocks;
The first limiting part comprises an end face limiting bolt, and two end face limiting screws of the first limiting part are respectively arranged on the two end face mounting blocks.
4. A multi-station, multi-working-position, machining center hand jig according to claim 3, wherein said first working-position area has an intermediate mounting block disposed between two of said end-face mounting blocks;
The second limiting parts comprise at least one abutting bolt, and at least two abutting bolts in the two second limiting parts are all installed on the middle installation block in a threaded mode.
5. The multi-station and multi-working-procedure manual clamp for a machining center according to claim 1, wherein the first positioning structure further comprises a large pressing plate and at least two screws, the large pressing plate is provided with a waist-shaped hole, one ends of the two screws are in threaded connection with the first working procedure area, and compression nuts are respectively arranged at the other ends of the two screws in a threaded manner through the waist-shaped holes.
6. The multi-station, machining center hand jig of claim 1, wherein the second positioning structure further comprises a support float bar resiliently mounted on the second process zone and positioned between four of the positioning posts.
7. The multi-station, machining center hand jig according to claim 6, wherein the second positioning structure further comprises two support blocks, two of the support blocks are mounted on the second process area, and a buffer spring is connected between the support floating rod and each of the support blocks.
8. The multi-station and multi-working-position manual fixture of claim 1, wherein two supporting frames are slidably mounted on the second working procedure area between the two second positioning structures, the two supporting frames can slide along the two second positioning structures, a bidirectional screw is arranged between the two supporting frames, two ends of the bidirectional screw are respectively in threaded connection with the two supporting frames, and when the bidirectional screw rotates, the two supporting frames slide close to each other or far away from each other.
9. The multi-station and multi-working-center manual clamp according to claim 1, wherein the second positioning structure further comprises four small pressing plates, the four small pressing plates are distributed in a rectangular structure, a compression bolt is arranged between each small pressing plate and the second working procedure area, and the compression bolt penetrates through the small pressing plates to be installed on the second working procedure area in a threaded mode.
10. The multi-station, machining center hand-operated fixture of claim 1, further comprising a drive structure drivingly coupled to the machining platform for driving the machining platform in rotation.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202421420587.7U CN222843571U (en) | 2024-06-20 | 2024-06-20 | Multi-station and multi-working-position manual fixture for machining center |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202421420587.7U CN222843571U (en) | 2024-06-20 | 2024-06-20 | Multi-station and multi-working-position manual fixture for machining center |
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| Publication Number | Publication Date |
|---|---|
| CN222843571U true CN222843571U (en) | 2025-05-09 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202421420587.7U Active CN222843571U (en) | 2024-06-20 | 2024-06-20 | Multi-station and multi-working-position manual fixture for machining center |
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| Country | Link |
|---|---|
| CN (1) | CN222843571U (en) |
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- 2024-06-20 CN CN202421420587.7U patent/CN222843571U/en active Active
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