CN214393281U - Special-shaped workpiece finish turning clamp with adjustable gravity center - Google Patents
Special-shaped workpiece finish turning clamp with adjustable gravity center Download PDFInfo
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- CN214393281U CN214393281U CN202023149867.3U CN202023149867U CN214393281U CN 214393281 U CN214393281 U CN 214393281U CN 202023149867 U CN202023149867 U CN 202023149867U CN 214393281 U CN214393281 U CN 214393281U
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Abstract
The utility model belongs to machining process equipment, in particular to adjustable focus dysmorphism work piece finish turning anchor clamps. The outer circumference of the flange plate is respectively provided with scale marks, the inner end face of the flange plate is provided with an annular slide way, the slide way is provided with a slide way opening, the flange plate and the bottom plate are locked and fixed through a second bolt, the horizontal plate and the bottom plate are fixed through a second lacing wire and a second bolt, bolts at the lower end of the fixed screw sleeve respectively penetrate through a first centering shaft, a backing plate and the horizontal plate and are locked and fixed through locking nuts, an inner cavity at the lower end of a workpiece is sleeved on the first centering shaft, the upper end of a fastening bolt penetrates out of a hole in the upper end face of the workpiece, a limiting rod is arranged in a chute of the limiting plate, the left side and the right side of the limiting plate are respectively fixed on the limiting plate through fastening nuts, and the left end face of the limiting rod is pressed on the outer side face of a boss of the workpiece to be limited. Simple structure can effectively adjust the focus position of this anchor clamps through the balancing weight, guarantees lathe main shaft rotational stability, improves the life of lathe.
Description
Technical Field
The utility model belongs to machining process equipment, in particular to adjustable focus dysmorphism work piece finish turning anchor clamps.
Background
The processing part of the special-shaped workpiece is in a non-central position, so that a bent plate type clamping tool is needed, and due to the fact that the workpiece is asymmetric, the tool generates eccentric force when a lathe turns the workpiece, so that a main shaft deflects, the lathe body vibrates, the main shaft is abraded, the service life of the lathe is affected, and the processing size precision of the workpiece cannot be guaranteed.
Disclosure of Invention
An object of the utility model is to overcome above-mentioned technique not enough, provide a simple structure, can guarantee lathe main shaft rotation stability, prevent lathe bed vibrations, shake, can reduce the adjustable focus special-shaped workpiece finish turning anchor clamps of high-speed cutting to cutter asymmetric wear.
The utility model provides a technical scheme that technical problem adopted is: the special-shaped workpiece finish turning clamp with the adjustable gravity center comprises a flange plate, a first bolt, a second bolt, a locking nut, a fastening bolt and a tie bar, and is characterized in that scale marks are respectively arranged on the outer circumference of the flange plate, an annular slide way is arranged on the inner end face of the flange plate, a slide way opening is arranged on the slide way, the lower end of a balancing weight is movably inserted into the slide way through the slide way opening and is locked and fixed on the flange plate through the first bolt, a second centering shaft is arranged in the center of a bottom plate in an interference fit manner, the outer end of the second centering shaft is inserted into the center hole of the flange plate, the flange plate and the bottom plate are locked and fixed through the second bolt, the transverse plate and the bottom plate are respectively fixed through the tie bar and the second bolt, the upper end of the tie bar is respectively arranged in grooves on the left side face and the right side face of the bottom plate, a backing plate, the first centering shaft and a fixing threaded sleeve are respectively arranged in the middle of the transverse plate, and the bolts at the lower end of the fixing threaded sleeve respectively penetrate through the first centering shaft, the second bolt, the central shaft, the central hole, and the central hole, the central, The base plate and the transverse plate are locked and fixed by a locking nut, an inner cavity at the lower end of a workpiece is sleeved on the centering shaft I, the lower end face of the workpiece is arranged on the upper end face of the base plate, an internal thread at the upper end of the fixing threaded sleeve is connected with the lower end of a fastening bolt, the upper end of the fastening bolt penetrates out of a hole in the upper end face of the workpiece, a gland between a fastening cap at the upper end of the fastening bolt and the upper end face of the workpiece is inserted through a gland notch, a limiting plate is fixedly arranged on the transverse plate on the right side of the workpiece, a limiting rod is arranged in a chute of the limiting plate, the left side and the right side of the limiting plate are respectively fixed on the limiting plate by the fastening nut, and the left end face of the limiting rod is pressed on the outer side face of a workpiece boss of the workpiece to be limited.
The utility model has the advantages that: the adjustable gravity center special-shaped workpiece finish turning clamp is simple in structure, the gravity center position of the clamp can be effectively adjusted through the balancing weight, the rotation stability of a machine tool spindle is guaranteed, the vibration and shaking of a machine tool body are prevented, the asymmetrical abrasion of a high-speed cutting tool can be reduced, and the service life of the machine tool is prolonged.
Drawings
The following description is made in detail by way of example with reference to the accompanying drawings.
FIG. 1 is a structural diagram of a finish turning clamp for a special-shaped workpiece with adjustable gravity center.
In the figure, 1-counterweight block; 2-a flange plate; 2-1-scale line; 3-fastening bolts; 4-pressing the cover; 4-1-a gland gap; 5-fixing the threaded sleeve; 6-fastening a nut; 7-a workpiece; 7-1-workpiece boss; 8-a limiting rod; 9-stretching the ribs; 10-centering a shaft I; 11-a limiting plate; 12-a backing plate; 13-a transverse plate; 14-a lock nut; 15-a slide way; 15-1-slide opening; 16-centering shaft II; 17-bolt two; 18-a base plate; 19-bolt one.
Detailed Description
In the embodiment, referring to the attached drawing 1, scale marks 2-1 are respectively arranged on the outer circumference of a flange 2 of the adjustable gravity center special-shaped workpiece finish turning clamp, an annular slide way 15 is arranged on the inner end surface of the flange 2, a slide way opening 15-1 is arranged on the slide way 15, the lower end of a balancing weight 1 is movably inserted into the slide way 15 through the slide way opening 15-1 and is fixedly locked on the flange 2 through a bolt 19. The center of the bottom plate 18 is provided with a centering shaft II 16 in an interference fit mode, and the outer end of the centering shaft II 16 is inserted into the central hole of the flange plate 2. The flange plate 2 and the bottom plate 18 are locked and fixed through a second bolt 17, the transverse plate 13 and the bottom plate 18 are fixed through a second tie bar 9 and a second bolt 17, the upper end of the tie bar 9 is arranged in grooves in the left side face and the right side face of the bottom plate 18 respectively, and the lower end of the tie bar 9 is arranged in grooves in the left side face and the right side face of the transverse plate 13 respectively. The middle of the upper surface of the transverse plate 13 is respectively provided with a backing plate 12, a centering shaft I10 and a fixed threaded sleeve 5, and bolts at the lower end of the fixed threaded sleeve 5 respectively penetrate through the centering shaft I10, the backing plate 12 and the transverse plate 13 and are locked and fixed by locking nuts 14. The inner cavity at the lower end of the workpiece 7 is sleeved on the first centering shaft 10, the lower end face of the workpiece 7 is arranged on the upper end face of the backing plate 12, the internal thread at the upper end of the fixed threaded sleeve 5 is in threaded connection with the lower end of the fastening bolt 3, the upper end of the fastening bolt 3 penetrates out of a hole in the upper end face of the workpiece 7, and the gland 4 between the fastening cap of the fastening bolt 3 and the upper end face of the workpiece 7 is inserted through the gland notch 4-1. A limiting plate 11 is fixedly arranged on a transverse plate 13 on the right side of the workpiece 7, a limiting rod 8 is arranged in a sliding chute of the limiting plate 11, the limiting rod 8 is fixed on the limiting plate 11 by a fastening nut 6 on the left side and the right side of the limiting plate 11 respectively, and the left end face of the limiting rod 8 is pressed on the outer side face of a workpiece boss 7-1 of the workpiece 7 for limiting.
The use method of the special-shaped workpiece finish turning clamp with the adjustable gravity center comprises the following steps: when the device is used, the flange plate 2 is connected with a packing of a machine tool spindle, the balancing weight 1 is moved into the slideway 15 through the slideway opening 15-1, and the balancing weight 1 is moved to the position of the calculated scale mark 2-1 and is locked and fixed by the first bolt 19. The lower end of the inner cavity of the workpiece 7 is sleeved on the centering shaft I10, the center height of the workpiece boss 7-1 of the workpiece 7 is adjusted through the backing plate 12, the left end face of the limiting rod 8 is pressed on the outer side face of the workpiece boss 7-1 for limiting, the limiting rod 8 is fixed on the limiting plate 11 through the fastening nuts 6 on the left side and the right side of the limiting plate 11, the workpiece 7 is locked and fixed through the fixed threaded sleeve 5, the gland 4 and the fastening bolt 3, and after the fixing, finish turning is carried out on the internal thread of the workpiece boss 7-1 of the workpiece 7.
Claims (1)
1. A special-shaped workpiece finish turning clamp with adjustable gravity center comprises a flange plate (2), a first bolt (19), a second bolt (17), a locking nut (14), a fastening bolt (3) and a lacing wire (9), and is characterized in that scale marks (2-1) are respectively arranged on the outer circumference of the flange plate (2), an annular slide way (15) is arranged on the inner end face of the flange plate (2), a slide way opening (15-1) is arranged on the slide way (15), the lower end of a balancing weight (1) is movably inserted in the slide way (15) through the slide way opening (15-1) and is locked and fixed on the flange plate (2) through a first bolt (19), a second centering shaft (16) is arranged in the center of a bottom plate (18) in an interference fit manner, the outer end of the second centering shaft (16) is inserted in the center hole of the flange plate (2), and the flange plate (2) and the bottom plate (18) are locked and fixed through the second bolt (17), the transverse plate (13) and the bottom plate (18) are fixed through a tie bar (9) and a bolt II (17) respectively, the upper end of the tie bar (9) is arranged in a groove on the left side surface and the right side surface of the bottom plate (18) respectively, the lower end of the tie bar (9) is arranged in a groove on the left side surface and the right side surface of the transverse plate (13) respectively, a backing plate (12), a centering shaft I (10) and a fixed screw sleeve (5) are arranged in the middle of the upper surface of the transverse plate (13), a bolt at the lower end of the fixed screw sleeve (5) penetrates through the centering shaft I (10), the backing plate (12) and the transverse plate (13) respectively and is locked and fixed by a locking nut (14), an inner cavity at the lower end of a workpiece (7) is sleeved on the centering shaft I (10), the lower end surface of the workpiece (7) is arranged on the upper end surface of the backing plate (12), the upper end of the fixed screw sleeve (5) is connected with the lower end of a fastening bolt (3) through a thread, the upper end of the fastening bolt (3) penetrates out of a hole on the upper end surface of the workpiece (7), a gland (4) between a fastening cap at the upper end of a fastening bolt (3) and the upper end face of a workpiece (7) is inserted through a gland notch (4-1), a limiting plate (11) is fixedly arranged on a transverse plate (13) at the right side of the workpiece (7), a limiting rod (8) is arranged in a chute of the limiting plate (11), the limiting rod (8) is fixed on the limiting plate (11) by fastening nuts (6) at the left side and the right side of the limiting plate (11), and the left end face of the limiting rod (8) is pressed on the outer side face of a workpiece boss (7-1) of the workpiece (7) for limiting.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023149867.3U CN214393281U (en) | 2020-12-24 | 2020-12-24 | Special-shaped workpiece finish turning clamp with adjustable gravity center |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023149867.3U CN214393281U (en) | 2020-12-24 | 2020-12-24 | Special-shaped workpiece finish turning clamp with adjustable gravity center |
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| Publication Number | Publication Date |
|---|---|
| CN214393281U true CN214393281U (en) | 2021-10-15 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202023149867.3U Active CN214393281U (en) | 2020-12-24 | 2020-12-24 | Special-shaped workpiece finish turning clamp with adjustable gravity center |
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| CN (1) | CN214393281U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115446623A (en) * | 2022-09-26 | 2022-12-09 | 沈阳飞机工业（集团）有限公司 | Large thin-wall part vehicle clamp with counterweight and using method |
-
2020
- 2020-12-24 CN CN202023149867.3U patent/CN214393281U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115446623A (en) * | 2022-09-26 | 2022-12-09 | 沈阳飞机工业（集团）有限公司 | Large thin-wall part vehicle clamp with counterweight and using method |
| CN115446623B (en) * | 2022-09-26 | 2023-10-13 | 沈阳飞机工业（集团）有限公司 | Large thin-wall part car clamp with counterweight and use method |
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