CN216859001U - Locking device for processing rotary adjusting support arm - Google Patents
Locking device for processing rotary adjusting support arm Download PDFInfo
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- CN216859001U CN216859001U CN202220430984.7U CN202220430984U CN216859001U CN 216859001 U CN216859001 U CN 216859001U CN 202220430984 U CN202220430984 U CN 202220430984U CN 216859001 U CN216859001 U CN 216859001U
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Abstract
The utility model relates to a locking device for processing a rotary adjusting support arm, which comprises fixed disks and workpiece positioning plates, wherein two ends of each workpiece positioning plate are respectively arranged on the two fixed disks, a positioning shaft is arranged at the center of each fixed disk, the workpiece positioning plates are provided with two copying workpiece positioning grooves and corresponding pressing block positioning grooves and side pressing block positioning grooves, the pressing block positioning grooves and the side pressing block positioning grooves are respectively provided with a pressing block, a wedge-shaped block and a side pressing block, and the pressing block and the wedge-shaped block are respectively matched with a positioning bolt and a pressing bolt to simultaneously fix the two workpieces. This novel dismouting work piece is more convenient and fix a position more accurately, and saves overall arrangement space, simplified operation step.
Description
Technical Field
The utility model relates to the technical field of non-standard part machining, in particular to a locking device for machining a rotary adjusting support arm.
Background
The rotary adjusting support arm is an adjusting support component for the structure of a rotary part of the equipment, and all products are castings with different shapes designed according to different rotary parts. The castings are usually left with allowance after being cast, and the castings need to be fixed on a tool during fine processing, and the tool is fixed on equipment to be processed by a traveling cutter. The product shown in fig. 8 is used for adjusting a support arm at a rotating part of a CT machine, the product needs to process allowance of the upper surface and the lower surface of a head, a cut of the lower half part and screw allowance of the head and the tail of a handle, belongs to non-standard part processing, a universal fixture is not suitable for clamping at all, only a fixture improved by the existing fixed fixture or simply manufactured can be used for clamping, but the non-special fixture generally has the conditions that a casting is difficult to mount and dismount, the clamping force is unstable, and the positioning inaccuracy causes influence on the processing precision, even the casting is damaged, and the like.
SUMMERY OF THE UTILITY MODEL
Aiming at the problems, the utility model provides a locking device for machining a rotary adjusting support arm, which realizes quick disassembly and assembly and accurate positioning of a workpiece by forming a profiling groove and a profiling cavity on a positioning plate and reasonably arranging a clamping block.
In order to realize the purpose, the following technical scheme is adopted: a locking device for processing a rotary adjusting support arm comprises fixed disks and a workpiece positioning plate, wherein two ends of the workpiece positioning plate are respectively arranged on the two fixed disks, and a positioning shaft is arranged in the center of each fixed disk;
the workpiece positioning plate is provided with a pressing block positioning groove, two side pressing block positioning grooves and two symmetrical profiling workpiece positioning grooves, the profiling workpiece positioning groove comprises a handle positioning groove, a head positioning cavity and a tail positioning cavity, and the head positioning cavity and the tail positioning cavity are hollow cavities which are through up and down;
the compressing block positioning groove is communicated with the two head positioning cavities, and a wedge block abdicating groove is formed in the inner wall of one side of the compressing block positioning groove;
two compaction blocks and a wedge-shaped block are arranged in the compaction block positioning groove, and the wedge-shaped block is positioned between the two compaction blocks and is partially embedded into the wedge-shaped block abdicating groove;
a positioning bolt screw hole is formed in the side wall of the workpiece positioning plate corresponding to the pressing block and communicated with the pressing block positioning groove, and a pressing block positioning bolt is installed in the positioning bolt screw hole;
the side wall of the workpiece positioning plate corresponding to the wedge-shaped block is provided with a pressing bolt screw hole, the pressing bolt screw hole is communicated with the wedge-shaped block abdicating groove, and a wedge-shaped block pressing bolt is arranged in the pressing bolt screw hole;
the side pressure block positioning groove is communicated with the handle part positioning groove, and a side pressure block is arranged in the side pressure block positioning groove.
Furthermore, a head processing yielding groove is processed on the periphery of the opening of the head positioning cavity.
Furthermore, a tail processing abdicating groove is processed on the periphery of the opening of the tail positioning cavity.
Furthermore, a workpiece side wall walking knife edge is arranged on the side wall of the workpiece positioning plate corresponding to the head positioning cavity.
Furthermore, a fixing groove is formed in the fixing disc along the midline direction, and the workpiece positioning plate is installed in the fixing groove of the fixing disc.
The utility model has the beneficial effects that: the positioning plate is provided with the profiling groove and the profiling cavity matched with the pressing block and the side pressing block, so that the workpiece is more convenient to assemble and disassemble and is more accurate to position; the wedge-shaped block is used for simultaneously extruding the two pressing blocks to respectively press the two workpieces, so that the layout space is saved, and the operation steps are simplified.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic view of another aspect of the present invention;
FIG. 3 is a front view of the present invention;
FIG. 4 is a bottom view of the present invention;
FIG. 5 is a top view of the workpiece positioning plate;
FIG. 6 is a bottom view of the workpiece positioning plate;
FIG. 7 is a schematic view of a workpiece clamping structure;
fig. 8 is a schematic view of a workpiece.
As shown in the figure: 1. fixing the disc; 2. a workpiece positioning plate; 3. a compact block positioning groove; 4. positioning grooves of the side pressure blocks; 5. a profiling workpiece positioning slot; 6. processing a head part with a abdicating groove; 7. a cutting edge a 7; 8. a knife edge b is formed; 9. processing a yielding groove at the tail part; 10. a compression block; 11. a wedge block abdicating groove; 12. positioning bolt screw holes; 13. extruding a bolt screw hole; 14. side pressing blocks; 15. positioning the shaft; 16. a wedge block; 17. a compact block positioning bolt; 18. a wedge-shaped block extrusion bolt; 19. a workpiece; 51. a handle positioning slot; 52. a head positioning cavity; 53. the tail part positions the chamber.
Detailed Description
Examples
Referring now to the drawings, figures 1 to 7 are schematic views of this example showing a locking device for a rotary adjustable arm, a fixed disc 1 and a workpiece positioning plate 2.
Design of the workpiece positioning plate 2: a compact block positioning groove 3, two side compact block positioning grooves 4 and two symmetrical profiling workpiece positioning grooves 5 are formed in the workpiece positioning plate 2;
the profiling workpiece positioning groove 5 is used for installing a workpiece 19 and comprises a handle positioning groove 51, a head positioning cavity 52 and a tail positioning cavity 53, wherein the head positioning cavity 52 and the tail positioning cavity 53 are processed into hollow cavities which are through up and down;
for the product shown in fig. 8: in order to process the allowance of the upper surface of the head of the workpiece 19, a head processing abdicating groove 6 is processed on the periphery of the upper opening of the head positioning cavity 52, in order to process the allowance of the lower surface of the head of the workpiece 19, the workpiece positioning plate 2 is selected to be thinner than the thickness of the head of the workpiece 19, in order to process the notch of the lower half of the head of the workpiece 19, a removing edge a7 is processed at the position of the lower opening of the head positioning cavity 52, in order to process the allowance of the screw opening on the side surface of the head of the workpiece 19, a workpiece side wall removing edge b8 is processed on the side wall of the workpiece positioning plate 2 corresponding to the head positioning cavity 52, and in order to process the allowance of the screw opening on the handle tail of the workpiece 19, a tail processing abdicating groove 9 is processed on the periphery of the lower opening of the tail positioning cavity 53;
the pressing block positioning groove 3 is used for installing a pressing block 10, the pressing block positioning groove 3 is communicated with the two head positioning cavities 52, a wedge-shaped block abdicating groove 11 is formed in the inner wall of one side of the pressing block positioning groove 3, a positioning bolt screw hole 12 is formed in the side wall, corresponding to the position where the pressing block 10 is installed, of the workpiece positioning plate 2 of the pressing block positioning groove 3, the positioning bolt screw hole 12 is communicated with the pressing block positioning groove 3, a pressing bolt screw hole 13 is formed in the side wall, corresponding to the workpiece positioning plate 2, of the wedge-shaped block abdicating groove 11, and the pressing bolt hole 13 is communicated with the wedge-shaped block abdicating groove 11;
the side pressing block positioning groove 4 is used for installing the side pressing block 14, and the side pressing block positioning groove 4 is communicated with the handle part positioning groove 51.
Assembling a tool: open along the central line direction of fixed disc 1 has the fixed slot, install respectively at the both ends of work piece locating plate 2 in the fixed slot of two fixed discs 1, location axle 15 is installed at fixed disc 2 center, install two compact heap 10 and wedge 16 in the compact heap constant head tank 3 of work piece locating plate 2, wedge 16 is located between two compact heaps 10 and partly imbeds the wedge and steps down the groove 11 in, install side briquetting 14 in the side briquetting constant head tank 4, install compact heap pilot bolt 17 in the pilot bolt screw 12, install wedge extrusion bolt 18 in the extrusion bolt screw 13.
The clamping process comprises the following steps: the two workpieces 19 are respectively placed in the profiling workpiece positioning grooves 5, wherein the head of the workpiece 19 is positioned in a head positioning cavity 52, the handle part extrudes the side pressing block 14 and then is positioned in a handle part positioning groove 51, the tail part is positioned in a tail positioning cavity 53, wherein the handle part of the workpiece 19 is fixed in the handle part positioning groove 51 under the expanding force of the rebounding of the side pressing block 14, then the wedge-shaped block extruding bolt 18 is screwed, the wedge-shaped block 16 is simultaneously extruded by the pressure of the wedge-shaped block extruding bolt 18, the head of the workpiece 19 is extruded by the pressing block 10, the position of the pressing block 10 is fixed by screwing the pressing block positioning bolt 17, the state that the head of the workpiece 19 is fixed by the pressing block 10 is maintained, and the clamping action is completed.
The dismounting process: the reverse operation is performed.
The present invention is not limited to the embodiment, and any equivalent idea or change within the technical scope of the present invention is to be regarded as the protection scope of the present invention.
Claims (5)
1. A locking device for processing a rotary adjusting support arm comprises fixed disks and a workpiece positioning plate, and is characterized in that two ends of the workpiece positioning plate are respectively arranged on the two fixed disks, and a positioning shaft is arranged in the center of each fixed disk;
the workpiece positioning plate is provided with a pressing block positioning groove, two side pressing block positioning grooves and two symmetrical profiling workpiece positioning grooves, the profiling workpiece positioning groove comprises a handle positioning groove, a head positioning cavity and a tail positioning cavity, and the head positioning cavity and the tail positioning cavity are hollow cavities which are through up and down;
the compressing block positioning groove is communicated with the two head positioning cavities, and a wedge block abdicating groove is formed in the inner wall of one side of the compressing block positioning groove;
two compaction blocks and a wedge-shaped block are arranged in the compaction block positioning groove, and the wedge-shaped block is positioned between the two compaction blocks and is partially embedded into the wedge-shaped block abdicating groove;
a positioning bolt screw hole is formed in the side wall of the workpiece positioning plate corresponding to the pressing block and communicated with the pressing block positioning groove, and a pressing block positioning bolt is installed in the positioning bolt screw hole;
the side wall of the workpiece positioning plate corresponding to the wedge-shaped block is provided with a pressing bolt screw hole, the pressing bolt screw hole is communicated with the wedge-shaped block abdicating groove, and a wedge-shaped block pressing bolt is arranged in the pressing bolt screw hole;
the side pressure block positioning groove is communicated with the handle part positioning groove, and a side pressure block is arranged in the side pressure block positioning groove.
2. The locking device for machining a rotary adjusting arm according to claim 1, wherein the periphery of the opening of the head positioning cavity is provided with a head machining relief groove.
3. The locking device for machining a rotary adjusting arm according to claim 1, wherein a tail machining relief groove is machined in the periphery of the opening of the tail positioning cavity.
4. The locking device for machining a rotary adjusting arm according to claim 1, wherein the workpiece side wall notch is formed on the side wall of the workpiece positioning plate corresponding to the head positioning cavity.
5. The locking device for machining a rotary adjusting arm of claim 1, wherein the fixed disk is provided with a fixing groove along a center line direction, and the workpiece positioning plate is installed in the fixing groove of the fixed disk.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202220430984.7U CN216859001U (en) | 2022-03-01 | 2022-03-01 | Locking device for processing rotary adjusting support arm |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202220430984.7U CN216859001U (en) | 2022-03-01 | 2022-03-01 | Locking device for processing rotary adjusting support arm |
Publications (1)
Publication Number | Publication Date |
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CN216859001U true CN216859001U (en) | 2022-07-01 |
Family
ID=82162060
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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CN202220430984.7U Active CN216859001U (en) | 2022-03-01 | 2022-03-01 | Locking device for processing rotary adjusting support arm |
Country Status (1)
Country | Link |
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CN (1) | CN216859001U (en) |
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2022
- 2022-03-01 CN CN202220430984.7U patent/CN216859001U/en active Active
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