CN217776416U - Indexing device for processing circumferential hole - Google Patents
Indexing device for processing circumferential hole Download PDFInfo
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- CN217776416U CN217776416U CN202222116350.7U CN202222116350U CN217776416U CN 217776416 U CN217776416 U CN 217776416U CN 202222116350 U CN202222116350 U CN 202222116350U CN 217776416 U CN217776416 U CN 217776416U
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Abstract
The utility model discloses a indexing means for processing circumference hole, it includes the workstation, and the workstation is equipped with the graduated disk, graduated disk center fixedly connected with bull stick, bull stick one end fixedly connected with hand wheel, the bull stick deviates from the one end fixedly connected with three-jaw chuck of hand wheel, and the graduated disk is located between three-jaw chuck and the hand wheel, and a plurality of through-holes have been seted up along circumference equidistant to the graduated disk, are equipped with the locating component who is used for braking the graduated disk on the workstation. This application has the effect of the accuracy of drill bit location when improving work piece processing circumference hole.
Description
Technical Field
The utility model belongs to the technical field of machining and specifically relates to a indexing means for processing circumference hole is related to.
Background
When grooves or holes are formed in a cylindrical workpiece at equal intervals along the circumferential direction, the workpiece needs to be indexed firstly, the positions of slotting and punching are confirmed, and the accuracy and the quality of the workpiece are ensured.
Related art chinese patent with reference to publication number CN202317123U discloses an indexing drilling device for drilling circular pipes. The device includes bench drill and tubular product positioner, tubular product positioner includes the bottom plate and the fixed central locator who sets up on the bottom plate, support and graduation appearance, central locator, support and graduation appearance set gradually on the horizontal direction, the axle center of the fixed tubular product of central locator and the axle center of the fixed tubular product of graduation appearance are in same axis, be provided with a plurality of uide bushings on the support, the center of a plurality of uide bushings is in on same water flat line, be provided with the locating pin that can plug in the uide bushing, bottom plate and bench drill drilling machine fixed connection. The utility model discloses a location height is accurate, makes work efficiency improve greatly simultaneously.
To the correlation technique among the above-mentioned, above-mentioned graduation drilling equipment relies on the graduator to rotate when tubular product when using, comes the turned angle through rotating the hand wheel adjustment graduator, and when required rotation angle accuracy is less, manual adjustment rotation angle is comparatively inconvenient, the accuracy when easily influencing the work piece processing hole, and the hole position accuracy that makes processing out is lower.
SUMMERY OF THE UTILITY MODEL
In order to improve the precision of drill bit location when the work piece is processed the circumference hole, this application provides an indexing means for processing circumference hole.
The application provides an indexing means for processing circumference hole adopts following technical scheme:
the utility model provides an indexing means for processing circumference hole, includes the workstation, the workstation is equipped with the graduated disk, graduated disk center fixedly connected with bull stick, bull stick one end fixedly connected with hand wheel, and the bull stick deviates from the one end fixedly connected with three-jaw chuck of hand wheel, and the graduated disk is located between three-jaw chuck and the hand wheel, and a plurality of through-holes have been seted up along circumference equidistant to the graduated disk, are equipped with the locating component who is used for braking the graduated disk on the workstation.
Through adopting above-mentioned technical scheme, the work piece is fixed in the three-jaw chuck, and graduated disk, three-jaw chuck and the coaxial rotation of work piece, staff rotate the hand wheel, drive the graduated disk and rotate, and limiting displacement through locating component to the graduated disk makes the graduated disk adjust to the work piece and processes required angle, and then realizes the location to work piece position and angle, and the drill bit of being convenient for carries out the circumference spot facing work to the work piece, and the accuracy of drill bit location when having improved the work piece and processing the circumference hole.
Optionally, the positioning assembly comprises a mounting seat and a positioning rod, the mounting seat is provided with a placing cavity, the positioning rod is located in the placing cavity, the positioning rod and the through hole are matched, a first baffle and a second baffle are arranged in the placing cavity, the positioning rod is fixedly connected with the first baffle, the second baffle is fixedly connected with the mounting seat, the positioning rod penetrates through the second baffle and is slidably connected with the second baffle, and a spring is fixedly connected between the first baffle and the second baffle.
Through adopting above-mentioned technical scheme, during initial condition, the locating lever is inconsistent with the graduated disk, and the spring is in compression state, and the graduated disk rotates, and when the locating lever corresponded with the through-hole, first baffle drove the locating lever under the spring force effect and removes, and the locating lever inserts and carries out spacingly to the graduated disk in the corresponding through-hole, and then carries out spacingly to the work piece, makes the work piece rotate and keeps static after the required angle, is favorable to improving the accuracy of drill bit location when work piece processing circumference hole.
Optionally, the end of the positioning rod is rotatably connected with a roller.
Through adopting above-mentioned technical scheme, the gyro wheel reducible index plate when rotating and the locating lever between frictional force, reduce the wearing and tearing of locating lever and index plate, the life of extension locating lever and index plate.
Optionally, the through holes are all in threaded connection with blocking rods, and the blocking rods are provided with mounting holes.
Through adopting above-mentioned technical scheme, before using indexing means, according to the angle demand in circumference hole, place stifled pole in partial through-hole, stifled pole blocks the locating lever, makes the locating lever get into the through-hole of the required angle of graduated disk as required in, guarantees the angle requirement looks adaptation of the rotation angle at every turn of graduated disk and circumference hole.
Optionally, one end of the workbench, which deviates from the dividing plate, is provided with a cushion block, the upper end face of the cushion block is provided with an arc-shaped groove, and the arc-shaped groove is matched with the workpiece.
Through adopting above-mentioned technical scheme, the cushion provides the holding power for the work piece, adds man-hour when the drill bit to the work piece, and the arc wall is to the work piece limiting displacement, makes the work piece more stable, is favorable to improving the precision of work piece when adding man-hour.
Optionally, the workbench is provided with a sliding groove, and a sliding block matched with the sliding groove is fixedly arranged on the lower end face of the cushion block.
By adopting the technical scheme, the sliding block is positioned in the sliding groove to slide, and the cushion block can be moved to adapt to workpieces with different lengths.
Optionally, the workbench is fixedly connected with a cooling tank, and the cooling tank is fixedly connected with a cooling pipe.
Through adopting above-mentioned technical scheme, the coolant liquid has been stored in the cooling tank, and the cooling tube is carried the coolant liquid to drill bit department, is favorable to reducing the temperature of work piece and drill bit.
Optionally, the workbench is connected with a fixing rod in a sliding manner, and a brush is arranged at one end of the fixing rod, which deviates from the workbench.
Through adopting above-mentioned technical scheme, the brush is inconsistent with the work piece, is convenient for clear up the waste material that the drilling produced.
In summary, the present application includes at least one of the following beneficial technical effects:
1. the workpiece is fixed in the three-jaw chuck, the index plate, the three-jaw chuck and the workpiece coaxially rotate, a worker rotates the hand wheel to drive the index plate to rotate, the index plate is adjusted to a required angle for workpiece machining through the limiting effect of the positioning assembly on the index plate, and further the position and the angle of the workpiece are positioned, so that the drill can conveniently perform circumferential hole machining on the workpiece, and the positioning accuracy of the drill when the workpiece machines a circumferential hole is improved;
2. when the positioning rod corresponds to the through hole, the first baffle plate drives the positioning rod to move under the action of the elastic force of the spring, the positioning rod is inserted into the corresponding through hole to limit the position of the indexing plate, and further the workpiece is limited, so that the workpiece keeps static after rotating by a required angle, and the positioning accuracy of a drill bit is improved when the workpiece is used for processing a circumferential hole;
3. before using indexing means, according to the angle demand in circumference hole, place stifled pole in partial through-hole, stifled pole blocks the locating lever, makes the locating lever get into the through-hole of the required angle of graduated disk as required in, guarantees the angle requirement looks adaptation of the rotation angle at every turn of graduated disk and circumference hole.
Drawings
Fig. 1 is a schematic view of the overall structure of an indexing device for machining a circumferential hole.
Fig. 2 is a schematic cross-sectional view of an indexing device and a positioning assembly.
Fig. 3 is an exploded view of the indexing disk and the blocking rod.
Fig. 4 is an enlarged schematic view of a portion a in fig. 2.
Description of reference numerals: 1. a work table; 2. an index plate; 31. a hand wheel; 4. a three-jaw chuck; 21. a through hole; 5. a positioning assembly; 51. a mounting base; 52. positioning a rod; 53. a placement chamber; 54. a first baffle plate; 55. a second baffle; 56. a spring; 521. a roller; 211. blocking the rod; 212. mounting holes; 11. a cushion block; 12. an arc-shaped slot; 13. a chute; 14. a slider; 6. a cooling tank; 61. a cooling tube; 7. fixing the rod; 71. a brush; 8. an electric drill seat; 81. a drill bit.
Detailed Description
The present application is described in further detail below with reference to the accompanying drawings.
The embodiment of the application discloses an indexing means for processing circumference hole.
Examples
Referring to fig. 1, an indexing means for processing circumference hole, comprises a workbench 1, workstation 1 is equipped with graduated disk 2, graduated disk 2 center fixedly connected with bull stick, bull stick one end fixedly connected with hand wheel 31, the staff rotates hand wheel 31, it rotates to drive graduated disk 2, the bull stick deviates from one end fixedly connected with three-jaw chuck 4 of hand wheel 31, graduated disk 2 is located between three-jaw chuck 4 and the hand wheel 31, the staff is fixed in three-jaw chuck 4 with the work piece, the bull stick rotates along with hand wheel 31, three-jaw chuck 4 drives the work piece simultaneously and rotates along with hand wheel 31 in step, realize hand wheel 31, graduated disk 2, three-jaw chuck 4 and the synchronous rotation of work piece four.
Referring to fig. 2 and 3, be equipped with locating component 5 that is used for braking graduated disk 2 on the workstation 1, locating component 5 includes mount pad 51 and locating lever 52, a plurality of through-holes 21 have been seted up along circumference equidistant to graduated disk 2, through-hole 21 and locating lever 52 looks adaptation, the equal threaded connection of through-hole 21 has stifled pole 211, mounting hole 212 has been seted up to stifled pole 211, mounting hole 212 is convenient for operating personnel use tool installation and dismantlement stifled pole 211, before the processing work piece, the staff calculates the required turned angle of work piece according to the drawing, select a plurality of through-holes 21 that accord with the angle requirement on the graduated disk 2, take off corresponding stifled pole 211, make locating lever 52 can insert in required through-hole 21.
Referring to fig. 2 and 4, the mounting seat 51 is provided with a placing cavity 53, the positioning rod 52 is located in the placing cavity 53, a first baffle 54 and a second baffle 55 are arranged in the placing cavity 53, the positioning rod 52 is fixedly connected with the first baffle 54, the positioning rod 52 drives the first baffle 54 to move together, the second baffle 55 is fixedly connected with the mounting seat 51, the positioning rod 52 penetrates through the second baffle 55 and is in sliding connection with the second baffle 55, and the positioning rod 52 and the second baffle 55 can slide. A spring 56 is fixedly connected between the first baffle 54 and the second baffle 55, and in an initial state, the positioning rod 52 abuts against the index plate 2, the positioning rod 52 drives the first baffle 54 to move in a direction approaching the second baffle 55, and the spring 56 is in a compressed state.
Referring to fig. 1 and 4, a worker rotates the hand wheel 31, the hand wheel 31 drives the index plate 2, the three-jaw chuck 4 and the workpiece to synchronously rotate, the end of the positioning rod 52 is rotatably connected with the roller 521, the roller 521 abuts against the index plate 2, friction between the positioning rod 53 and the index plate 2 can be reduced, and the service life of the positioning rod 53 and the index plate 2 is prolonged. The index plate 2 rotates, when the through hole 21 rotates to correspond to the positioning rod 52, the first baffle 54 moves towards one end close to the through hole 21 under the elastic force action of the spring 56, the first baffle 54 drives the positioning rod 52 to move, one end, deviating from the mounting seat 51, of the positioning rod 52 is inserted into the through hole 21, the positioning rod 52 limits the index plate 2, the index plate 2 stops rotating, further the workpiece stops rotating, the directional fixed-angle rotation of the workpiece is realized, the accuracy of the interval angle between the circumferential holes on the machined workpiece is guaranteed, and the accuracy of positioning when the workpiece machines the circumferential holes is improved.
Referring to fig. 1, one end of workbench 1 deviating from index plate 2 is equipped with cushion 11, spout 13 has been seted up to workbench 1, the terminal surface sets firmly the slider 14 with spout 13 looks adaptation under cushion 11, the staff is fixed in the three-jaw chuck 4 back with the work piece, remove cushion 11, slider 14 is arranged in spout 13 and slides, make cushion 11 be arranged in the one end that the work piece deviates from three-jaw chuck 4, arc 12 has been seted up to cushion 11 up end, arc 12 and work piece looks adaptation, cushion 11 provides ascending holding power for the work piece, cushion 11 has the limiting displacement to the work piece simultaneously, prevent that the work piece from taking place the skew when rotating, when improving work piece stability, guarantee the accuracy of drill bit 81 to the work piece processing.
Referring to fig. 1, fixedly connected with electric drill seat 8 on the workstation 1, electric drill seat 8 rotates and is connected with drill bit 81, and after the required angle of work piece rotation, drill bit 81 descends and carries out the circumference spot facing work to the work piece, and 1 fixedly connected with cooling tank 6 of workstation, 6 fixedly connected with cooling tube 61 of cooling tank have the coolant liquid among the cooling tank 6, and the cooling tube 61 is carried the coolant liquid to drill bit 81 department, is cooled down for drill bit 81 and work piece.
Referring to fig. 1 and 4, after the drill 81 processes a workpiece, a worker pulls the positioning rod 52 toward one end away from the through hole 21, the positioning rod 52 moves in a direction away from the through hole 21, the first baffle 54 is driven to compress the spring 56, the hand wheel 31 is rotated to make the roller 521 contact with the index plate 2, the positioning rod 52 is released, the spring 56 continues to be in a compressed state, and the operation is repeated to process the next circumferential hole.
Referring to fig. 1, a fixed rod 7 is slidably connected to a workbench 1, a brush 71 is arranged at one end of the fixed rod 7, which is far away from the workbench 1, when a workpiece rotates along with a three-jaw chuck 4, the brush 71 is abutted against the workpiece, the brush 71 performs cleaning work on a processed circumferential hole, waste materials at the edge of the circumferential hole are removed, and the quality of the workpiece is improved.
The implementation principle of the indexing device for machining the circumferential hole in the embodiment of the application is as follows: the indexing disc 2, the three-jaw chuck 4 and the workpiece rotate synchronously, in an initial state, the positioning rod 52 abuts against the indexing disc 2, the spring 56 is in a compressed state, when the positioning disc rotates until the through hole 21 corresponds to the positioning rod 52, the first baffle 54 resets under the elastic force of the spring 56 to drive the positioning rod 52 to move, the positioning rod 52 is inserted into the through hole 21, the through hole 21 limits the positioning rod 52, the indexing disc 2 stops rotating, the workpiece is ensured to rotate along with the indexing disc 2 in a directional fixed angle mode, and the positioning accuracy of the workpiece in the process of machining a circumferential hole is improved.
The above are preferred embodiments of the present application, and the scope of protection of the present application is not limited thereto, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.
Claims (8)
1. An indexing device for machining a circumferential hole, comprising a table (1), characterized in that: workstation (1) is equipped with graduated disk (2), graduated disk (2) center fixedly connected with bull stick, bull stick one end fixedly connected with hand wheel (31), the bull stick deviates from one end fixedly connected with three-jaw chuck (4) of hand wheel (31), graduated disk (2) are located between three-jaw chuck (4) and hand wheel (31), a plurality of through-holes (21) have been seted up along circumference equidistant in graduated disk (2), be equipped with locating component (5) that are used for braking graduated disk (2) on workstation (1).
2. An indexing device for machining a circumferential hole according to claim 1, wherein: locating component (5) includes mount pad (51) and locating lever (52), place chamber (53) has been seted up in mount pad (51), locating lever (52) are located places chamber (53), locating lever (52) and through-hole (21) looks adaptation, it is equipped with first baffle (54) and second baffle (55) to place chamber (53), locating lever (52) and first baffle (54) fixed connection, second baffle (55) and mount pad (51) fixed connection, locating lever (52) wear to establish second baffle (55) and with second baffle (55) sliding connection, fixedly connected with spring (56) between first baffle (54) and second baffle (55).
3. An indexing device for machining a circumferential hole according to claim 2, wherein: the end part of the positioning rod (52) is rotatably connected with a roller (521).
4. An indexing device for machining a circumferential hole according to claim 1, wherein: the through holes (21) are in threaded connection with blocking rods (211) matched with the through holes (21), and mounting holes (212) are formed in the blocking rods (211).
5. An indexing device for machining a circumferential hole according to claim 1, wherein: one end of the workbench (1) deviating from the dividing plate (2) is provided with a cushion block (11), the upper end face of the cushion block (11) is provided with an arc-shaped groove (12), and the arc-shaped groove (12) is matched with a workpiece.
6. An indexing device for machining a circumferential hole according to claim 5, wherein: the workbench (1) is provided with a sliding groove (13), and the lower end face of the cushion block (11) is fixedly provided with a sliding block (14) matched with the sliding groove (13).
7. An indexing device for machining a circumferential hole according to claim 1, wherein: the workbench (1) is fixedly connected with a cooling tank (6), and the cooling tank (6) is fixedly connected with a cooling pipe (61) corresponding to the drill bit.
8. An indexing device for machining a circumferential hole according to claim 1, wherein: workstation (1) sliding connection has dead lever (7), and dead lever (7) deviate from the one end of workstation and are equipped with brush (71).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222116350.7U CN217776416U (en) | 2022-08-11 | 2022-08-11 | Indexing device for processing circumferential hole |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222116350.7U CN217776416U (en) | 2022-08-11 | 2022-08-11 | Indexing device for processing circumferential hole |
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| Publication Number | Publication Date |
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| CN217776416U true CN217776416U (en) | 2022-11-11 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202222116350.7U Active CN217776416U (en) | 2022-08-11 | 2022-08-11 | Indexing device for processing circumferential hole |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115945745A (en) * | 2022-12-23 | 2023-04-11 | 河北勤思机械配件有限公司 | Indexing mechanism for high-precision gear milling equipment |
-
2022
- 2022-08-11 CN CN202222116350.7U patent/CN217776416U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115945745A (en) * | 2022-12-23 | 2023-04-11 | 河北勤思机械配件有限公司 | Indexing mechanism for high-precision gear milling equipment |
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