CN108581553B - Clamp conversion mechanism for large machine tool - Google Patents
Clamp conversion mechanism for large machine tool Download PDFInfo
- Publication number
- CN108581553B CN108581553B CN201810784771.2A CN201810784771A CN108581553B CN 108581553 B CN108581553 B CN 108581553B CN 201810784771 A CN201810784771 A CN 201810784771A CN 108581553 B CN108581553 B CN 108581553B
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- Prior art keywords
- positioning
- fixed
- compressing
- compression
- clamped
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
- B23Q3/00—Devices holding, supporting, or positioning work or tools, of a kind normally removable from the machine
- B23Q3/02—Devices holding, supporting, or positioning work or tools, of a kind normally removable from the machine for mounting on a work-table, tool-slide, or analogous part
- B23Q3/06—Work-clamping means
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/10—Greenhouse gas [GHG] capture, material saving, heat recovery or other energy efficient measures, e.g. motor control, characterised by manufacturing processes, e.g. for rolling metal or metal working
Abstract
The invention discloses a clamp conversion mechanism for a large machine tool, which comprises a fixed main aluminum plate, wherein the top surface of the middle part of the fixed main aluminum plate is pressed against a bridge plate, the front part and the rear part of the left side and the right side of the bottom surface of the bridge plate are respectively fixed with a first positioning column, and the first positioning columns are inserted and sleeved in positioning jacks formed in the middle part of the fixed main aluminum plate; at least two groups of clamping mechanisms are arranged on the top surface of the bridge plate; the clamping mechanism comprises a plurality of compressing and fixing cylinders, the upper parts of the compressing and fixing cylinders are fixed on the top surface of the bridge plate, the cylinder bodies of the compressing and fixing cylinders are inserted into the vertical through holes of the bridge plate, and the end parts of push rods of the compressing and fixing cylinders are fixed with compressing arms. The clamping mechanism can accurately position and clamp the small aluminum piece to be clamped, so that the large machining center can machine the aluminum piece to be clamped, the utilization rate is improved, and idle work is avoided.
Description
Technical field:
the invention relates to the technical field of automobile part machining, in particular to a clamp conversion mechanism for a large machine tool.
The background technology is as follows:
the existing automobile aluminum alloy parts such as an automobile steering column support are required to be processed after casting, and because the existing automobile aluminum alloy parts are small parts, the existing automobile aluminum alloy parts cannot be clamped and fixed on a large machine tool of a large machining center, the existing automobile aluminum alloy parts cannot be processed, the existing automobile aluminum alloy parts can only be processed in the machining center of the small machine tool, the using time of the large machining center is not longer than that of the small machining center, idle time periods can be generated, and at the moment, waste is generated in the large machining center.
The invention comprises the following steps:
the invention aims to overcome the defects of the prior art, and provides a clamp conversion mechanism for a large machine tool, which can fix a fixed main aluminum plate on a large machine tool of a large machining center, wherein a bridge plate is arranged on the fixed main aluminum plate, and a clamping mechanism arranged on the bridge plate can accurately position and clamp and fix a small aluminum part to be clamped, so that the large machining center can machine the aluminum part to be clamped, the utilization rate is improved, no idle work is generated, and the production efficiency of a product is greatly improved.
The scheme for solving the technical problems is as follows:
the fixture conversion mechanism for the large machine tool comprises a fixed main aluminum plate, wherein the top surface of the middle part of the fixed main aluminum plate is pressed against a bridge plate, the front part and the rear part of the left side and the right side of the bottom surface of the bridge plate are respectively fixed with a first positioning column, and the first positioning columns are inserted and sleeved in positioning jacks formed in the middle part of the fixed main aluminum plate;
at least two groups of clamping mechanisms are arranged on the top surface of the bridge plate;
the clamping mechanism comprises a plurality of compressing and fixing cylinders, the upper parts of the compressing and fixing cylinders are fixed on the top surface of the bridge plate, the cylinder bodies of the compressing and fixing cylinders are inserted into the vertical through holes of the bridge plate, the end parts of push rods of the compressing and fixing cylinders are fixedly provided with compressing arms, the end parts of the compressing arms are provided with compressing blocks, compressing positioning blocks which are fixedly arranged on the top surface of the bridge plate near the compressing and fixing cylinders are positioned right above the corresponding compressing positioning blocks, and the edge bending and fixing parts of aluminum pieces to be clamped are clamped between the corresponding compressing positioning blocks and the compressing blocks.
The clamping mechanism comprises four compression fixing cylinders, a first positioning block and a second positioning block are fixed on a bridge plate between the two compression fixing cylinders on the left side of each clamping mechanism, the first positioning block is positioned on the left side of the second positioning block, a second positioning column is fixed on the top surface of the first positioning block, the second positioning column is a conical column with a small bottom end diameter and a large top end diameter, a hemispherical surface is formed on the top end of the conical column, a protruding portion is formed on the left side wall of the top of the second positioning block, the protruding portion corresponds to the second positioning column, and a connecting portion formed in the middle of the left side of an aluminum part to be clamped is clamped between the protruding portion and the second positioning column.
Two side limiting blocks are fixed on the bridge plate between the two compressing and fixing cylinders on the left side and the compressing and fixing cylinder on the right side, each side limiting block is positioned between the corresponding compressing and fixing block on the left side and the corresponding compressing and fixing block on the right side, limiting cylinders are fixed on the top surfaces of the side limiting blocks, and the two limiting cylinders are pressed against the outer side walls of the middle transverse beams on the front part and the rear part of the aluminum part to be clamped.
The upper surface of the bridge plate between the two pressing positioning blocks on the right side of the clamping mechanism is fixedly provided with a middle limiting block, the upper surface of the middle limiting block is fixedly provided with a middle limiting column, and the middle limiting column is inserted into a middle mounting through groove on the right part of the aluminum part to be clamped.
The front part and the rear part of the left side and the right side of the top surface of the bridge plate are both in threaded connection with hanging rings.
The bridge plates at the outer side walls of the four compression positioning blocks corresponding to the four compression fixing cylinders are respectively fixed with a side positioning vertical block, a side positioning protruding portion is fixed on the inner side wall of one side of the side positioning vertical block opposite to the compression positioning block, the end portion of the side positioning protruding portion is spherical, and the end portion of the side positioning protruding portion is pressed against the side wall of the side bending fixing portion of the aluminum piece to be clamped.
The compressing arm structure of each group of clamping mechanism is that a jack is formed in the middle of the left side of the compressing arm, a long groove is formed in the right side of the jack, a push rod of a compressing and fixing cylinder is clamped in the jack, a positioning bolt is screwed on the outer side wall of the middle of the compressing arm, the end part of the rod part of the positioning bolt penetrates through the long groove and is screwed on the inner side wall of the long groove, and through holes are formed in the middle of compressing blocks formed in the right side end parts of the two compressing arms on the left side front part and the right side.
The compaction blocks formed at the right end parts of the compaction arms at the left rear parts of the clamping mechanisms are briquettes.
Reinforcing rib plates are fixed on the bottom surfaces of the front part and the rear part of the fixed main aluminum plate.
The left and right sides of fixed main aluminum plate all shaping has the connecting hole.
The invention has the outstanding effects that:
compared with the prior art, the aluminum piece clamping device has the advantages that the fixed main aluminum plate can be fixed on a large machine tool of a large machining center, the bridge plate is installed on the fixed main aluminum plate, and the small aluminum piece to be clamped can be accurately positioned and clamped by the clamping mechanism installed on the bridge plate, so that the large machining center can machine the aluminum piece to be clamped, the utilization rate is improved, the idle phenomenon can not occur, and the production efficiency of products is greatly improved.
Description of the drawings:
FIG. 1 is a schematic diagram of the structure of the present invention;
FIG. 2 is a schematic view of the angle change structure of the present invention;
FIG. 3 is a partial top view of the bridge deck of the present invention;
FIG. 4 is a schematic view of the angle change structure of FIG. 3;
fig. 5 is a partial enlarged view of fig. 3.
The specific embodiment is as follows:
1-5, a clamp conversion mechanism for a large machine tool comprises a fixed main aluminum plate 10, wherein the top surface of the middle part of the fixed main aluminum plate 10 is pressed against a bridge plate 20, first positioning columns 21 are fixed at the front part and the rear part of the left side and the right side of the bottom surface of the bridge plate 20, and the first positioning columns 21 are inserted into positioning jacks formed in the middle part of the fixed main aluminum plate 10;
at least two groups of clamping mechanisms 30 are arranged on the top surface of the bridge plate 20;
the clamping mechanism 30 comprises a plurality of compression fixing cylinders 31, the upper parts of the compression fixing cylinders 31 are fixed on the top surface of the bridge plate 20, the cylinder bodies of the compression fixing cylinders 31 are inserted into the vertical through holes of the bridge plate 20, compression arms 40 are fixed at the end parts of push rods of the compression fixing cylinders 31, compression blocks 41 are formed at the end parts of the compression arms 40, compression positioning blocks 32 are fixed on the top surface of the bridge plate 20 near the compression fixing cylinders 31, the compression blocks 41 are located right above the corresponding compression positioning blocks 32, and edge bending fixing parts 101 of aluminum pieces 100 to be clamped are clamped between the corresponding compression positioning blocks 32 and the compression blocks 41.
Further, the clamping mechanism 30 includes four compressing and fixing cylinders 31, a first positioning block 33 and a second positioning block 34 are fixed on the bridge plate 20 between the two compressing and fixing cylinders 31 on the left side of each group of clamping mechanism 30, the first positioning block 33 is located on the left side of the second positioning block 34, the top surface of the first positioning block 33 is fixed with a second positioning column 331, the second positioning column 331 is a tapered column with a small bottom end diameter and a large top end diameter, the top end of the tapered column is formed with a hemispherical surface, a protruding portion 341 is formed on the left side wall of the top of the second positioning block 34, the protruding portion 341 corresponds to the second positioning column 331, and a connecting portion 102 formed in the middle of the left side of the aluminum piece 100 to be clamped is clamped between the protruding portion 341 and the second positioning column 331.
Further, two side limiting blocks 35 are fixed on the bridge plate 20 between the two compressing and fixing cylinders 31 on the left side and the compressing and fixing cylinder 31 on the right side, each side limiting block 35 is located between the corresponding compressing and fixing block 32 on the left side and the compressing and fixing block 32 on the right side, limiting cylinders 351 are fixed on the top surfaces of the side limiting blocks 35, and the two limiting cylinders 351 are pressed against the outer side walls of the middle transverse beams 103 on the front and rear portions of the aluminum piece 100 to be clamped.
Further, a middle limiting block 36 is fixed on the top surface of the bridge plate 20 between the two pressing positioning blocks 32 on the right side of the clamping mechanism 30, a middle limiting column 361 is fixed on the top surface of the middle limiting block 36, and the middle limiting column 361 is inserted into a middle mounting through slot 104 on the right side of the aluminum part 100 to be clamped.
Further, the front and rear portions of the left and right sides of the top surface of the bridge plate 20 are respectively screwed with a hanging ring 22.
Further, the bridge plates 20 at the outer side walls of the four pressing and fixing cylinders 31 corresponding to the four pressing and fixing cylinders 32 are respectively fixed with a side positioning vertical block 37, the inner side wall of the side positioning vertical block 37 opposite to one side of the pressing and fixing cylinder 32 is fixed with a side positioning protrusion 371, the end of the side positioning protrusion 371 is spherical, and the end of the side positioning protrusion 371 is pressed against the side wall of the side bending and fixing part 101 of the aluminum part 100 to be clamped.
Further, the pressing arm 40 of each group of the clamping mechanism 30 has a structure that a jack 42 is formed in the middle of the left side of the pressing arm 40, a long groove 43 is formed in the right side of the jack 42, a push rod of the pressing fixing cylinder 31 is clamped in the jack 42, a positioning bolt 44 is screwed to the outer side wall of the middle of the pressing arm 40, an end of a rod portion of the positioning bolt 44 passes through the long groove 43 and is screwed to the inner side wall of the long groove 43, and through holes are formed in the middle of the pressing block 41 formed in the right side end portions of the left front and right two pressing arms 40.
Further, the pressing block 41 formed at the right end of the pressing arm 40 at the left rear of each group of the clamping mechanisms 30 is a pressing block.
Further, reinforcing rib plates 11 are fixed on the bottom surfaces of the front and rear parts of the fixed main aluminum plate 10.
Further, the left and right sides of the fixed main aluminum plate 10 are formed with connection through holes.
When the aluminum piece to be clamped 100 is clamped and fixed for processing, the aluminum piece to be clamped 100 can be clamped and fixed on a large machine tool of a large-scale processing center, and the aluminum piece to be clamped 100 is very convenient to use;
during clamping, the middle limiting column 361 is inserted into the middle mounting through groove 104 on the right part of the aluminum piece 100 to be clamped, the connecting part 102 is clamped between the protruding part 341 and the second positioning column 331, then the two limiting columns 351 are pressed against the outer side walls of the middle transverse beams 103 on the corresponding front part and the rear part of the aluminum piece 100 to be clamped, the end parts of the side positioning protruding parts 371 are pressed against the side walls of the side bending fixing parts 101 of the aluminum piece 100 to be clamped, positioning is achieved, then the push rods of the four pressing fixing cylinders 31 are lowered, the side bending fixing parts 101 of the aluminum piece 100 to be clamped between the corresponding pressing positioning blocks 32 and the corresponding pressing blocks 41, fixing is achieved, and the fixing is firm, the position is accurate, and the effect is good.
Finally, the above embodiments are only for illustrating the invention, not for limiting it, and various changes and modifications can be made by one skilled in the relevant art without departing from the spirit and scope of the invention, so that all equivalent technical solutions are also within the scope of the invention, which is defined by the claims.
Claims (7)
1. The utility model provides a fixture conversion mechanism for lathe which characterized in that: the aluminum plate comprises a fixed main aluminum plate (10), wherein the top surface of the middle part of the fixed main aluminum plate (10) is pressed against a bridge plate (20), the front part and the rear part of the left side and the right side of the bottom surface of the bridge plate (20) are respectively fixed with a first positioning column (21), and the first positioning columns (21) are inserted and sleeved in positioning jacks formed in the middle part of the fixed main aluminum plate (10);
at least two groups of clamping mechanisms (30) are arranged on the top surface of the bridge plate (20);
the clamping mechanism (30) comprises a plurality of compression fixing cylinders (31), the upper parts of the compression fixing cylinders (31) are fixed on the top surfaces of the bridge plates (20), the cylinder bodies of the compression fixing cylinders (31) are inserted into the vertical through holes of the bridge plates (20), compression arms (40) are fixed at the end parts of push rods of the compression fixing cylinders (31), compression blocks (41) are formed at the end parts of the compression arms (40), compression positioning blocks (32) are fixed on the top surfaces of the bridge plates (20) nearby the compression fixing cylinders (31), the compression blocks (41) are located right above the corresponding compression positioning blocks (32), and edge bending fixing parts (101) of aluminum pieces (100) to be clamped are clamped between the corresponding compression positioning blocks (32) and the compression blocks (41);
the clamping mechanisms (30) comprise four compression fixing cylinders (31), a first positioning block (33) and a second positioning block (34) are fixed on a bridge plate (20) between the two compression fixing cylinders (31) on the left side of each group of clamping mechanisms (30), the first positioning block (33) is positioned on the left side of the second positioning block (34), a second positioning column (331) is fixed on the top surface of the first positioning block (33), the second positioning column (331) is a conical column with a small bottom end diameter and a large top end diameter, a hemispherical surface is formed on the top end of the conical column, a protruding portion (341) is formed on the left side wall of the top of the second positioning block (34), the protruding portion (341) corresponds to the second positioning column (331), and a connecting portion (102) formed in the middle of the left side of an aluminum part to be clamped (100) is clamped between the protruding portion (341) and the second positioning column (331);
a middle limiting block (36) is fixed on the top surface of the bridge plate (20) between the two pressing positioning blocks (32) on the right side of the clamping mechanism (30), a middle limiting column (361) is fixed on the top surface of the middle limiting block (36), and the middle limiting column (361) is inserted into a middle mounting through groove (104) on the right part of the aluminum piece (100) to be clamped;
the bridge plate (20) at the outer side wall of four compaction and fixation cylinders (31) corresponding to each other is fixedly provided with a side positioning vertical block (37), the inner side wall of one side of the side positioning vertical block (37) opposite to the compaction and fixation cylinder (32) is fixedly provided with a side positioning protruding portion (371), the end portion of the side positioning protruding portion (371) is spherical, and the end portion of the side positioning protruding portion (371) is pressed against the side wall of the side bending and fixation portion (101) of the aluminum piece (100) to be clamped.
2. The jig conversion mechanism for a large machine tool according to claim 1, wherein: two side limiting blocks (35) are fixed on the bridge plate (20) between the two compressing and fixing cylinders (31) on the left side and the compressing and fixing cylinders (31) on the right side, each side limiting block (35) is positioned between the corresponding compressing and fixing block (32) on the left side and the corresponding compressing and fixing block (32) on the right side, limiting cylinders (351) are fixed on the top surfaces of the side limiting blocks (35), and the two limiting cylinders (351) are pressed against the outer side walls of the corresponding front transverse beams (103) and the middle transverse beams (103) on the rear portions of the aluminum piece (100) to be clamped.
3. The jig conversion mechanism for a large machine tool according to claim 1, wherein: the front part and the rear part of the left side and the right side of the top surface of the bridge plate (20) are both in threaded connection with hanging rings (22).
4. The jig conversion mechanism for a large machine tool according to claim 1, wherein: the compressing arm (40) of each clamping mechanism (30) is of a structure that a jack (42) is formed in the middle of the left side of the compressing arm (40), a long groove (43) is formed in the right side of the jack (42), a push rod of a compressing and fixing cylinder (31) is clamped in the jack (42), a positioning bolt (44) is screwed on the outer side wall of the middle of the compressing arm (40), the end part of the rod part of the positioning bolt (44) penetrates through the long groove (43) and is screwed on the inner side wall of the long groove (43), and through holes are formed in the middle of compressing blocks (41) formed in the right side end parts of the two compressing arms (40) on the front side and the right side.
5. The jig transfer mechanism for a large machine tool according to claim 4, wherein: the compaction blocks (41) formed at the right end parts of the compaction arms (40) at the left rear part of each group of clamping mechanisms (30) are compacts.
6. The jig conversion mechanism for a large machine tool according to claim 1, wherein: reinforcing rib plates (11) are fixed on the bottom surfaces of the front part and the rear part of the fixed main aluminum plate (10).
7. The jig conversion mechanism for a large machine tool according to claim 1, wherein: the left side and the right side of the fixed main aluminum plate (10) are respectively provided with a connecting through hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810784771.2A CN108581553B (en) | 2018-07-17 | 2018-07-17 | Clamp conversion mechanism for large machine tool |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810784771.2A CN108581553B (en) | 2018-07-17 | 2018-07-17 | Clamp conversion mechanism for large machine tool |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108581553A CN108581553A (en) | 2018-09-28 |
| CN108581553B true CN108581553B (en) | 2023-07-25 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810784771.2A Active CN108581553B (en) | 2018-07-17 | 2018-07-17 | Clamp conversion mechanism for large machine tool |
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| Country | Link |
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| CN (1) | CN108581553B (en) |
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| CN108581553A (en) | 2018-09-28 |
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