CN219093772U - Positioning fixture for impeller cutting and milling - Google Patents
Positioning fixture for impeller cutting and milling Download PDFInfo
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- CN219093772U CN219093772U CN202223261545.7U CN202223261545U CN219093772U CN 219093772 U CN219093772 U CN 219093772U CN 202223261545 U CN202223261545 U CN 202223261545U CN 219093772 U CN219093772 U CN 219093772U
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- 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
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Abstract
The utility model discloses a positioning fixture for impeller milling, which comprises a workbench, wherein an annular block is fixedly connected to the top of the workbench, a round table arranged in the middle of the annular block is fixedly connected to the top of the workbench, an annular cavity is formed in the annular block, two ends of a rack plate respectively penetrate through a first through hole and a second through hole, a rotating rod is rotatably connected to the inside of the annular cavity, a worm is fixedly connected to the outside of the rotating rod, one end of the rotating rod penetrates through the annular block and extends to the outside of the rotating rod, a motor is fixedly connected to the top of the workbench, and the output end of the motor is fixedly connected with one end of the rotating rod.
Description
Technical Field
The utility model relates to the technical field of positioning fixture equipment, in particular to a positioning fixture for impeller cutting and milling.
Background
The water pump impeller is made of cast iron, the blades on the water pump impeller play a main role, and the shape and the size of the water pump impeller are closely related to the performance of the water pump. The water pump impeller can be generally divided into a single-suction type impeller and a double-suction type impeller, wherein the single-suction type impeller is a single-side water suction type impeller, and the small-flow water pump impeller is of a plurality of types. The double suction type impeller is characterized in that the double suction type impeller is used for absorbing water at two sides, and the large-flow water pump impeller is all the double suction type impeller. The water pump impeller often requires a cutting and milling operation during the machining process.
When the impeller is milled, the impeller is required to be positioned by a positioning clamp, the impeller is clamped and fixed, the existing positioning clamp for milling the impeller often has the phenomenon of loose clamping, so that the impeller is loosened or moved, the processing quality of the impeller is affected, and the service life of the impeller is not high or the impeller is directly scrapped.
Therefore, the utility model provides a positioning clamp for impeller milling, which aims to solve the problems.
Disclosure of Invention
Aiming at the defects of the prior art, the utility model provides a positioning clamp for impeller cutting and milling, which solves the problems.
In order to achieve the above purpose, the utility model is realized by the following technical scheme: the utility model provides a positioning fixture for impeller milling, includes the workstation, the top fixedly connected with annular piece of workstation, the top fixedly connected with of workstation sets up the round platform at annular piece middle part, annular cavity has been seted up to the inside of annular piece, the inside rotation of annular cavity is connected with the worm wheel, the internal surface fixedly connected with tooth of worm wheel, the inside annular array rotation of annular cavity is connected with a plurality of pivots, the surface fixedly connected with gear of pivot, the inside annular array sliding connection of annular cavity has a plurality of rack boards, the surface annular array of annular piece has seted up a plurality of communicating through-hole with annular cavity II, the internal surface annular array of annular piece has seted up a plurality of communicating through-hole I with annular cavity, just the both ends of rack board run through-hole I and through-hole II respectively, the inside rotation of annular cavity is connected with the bull stick, the outside fixedly connected with worm of bull stick, the one end of bull stick runs through annular piece and extends to its outside, the top fixedly connected with motor of workstation, the output of motor and the fixed connection of one end of bull stick.
Preferably, an annular sliding groove is formed in the inner bottom wall of the annular cavity, an annular sliding block is arranged in the annular sliding groove, and the top of the annular sliding block is fixedly connected with the bottom of the worm wheel.
Preferably, the inner top wall of the annular cavity is provided with a sliding groove, one end of the sliding groove penetrates through the annular block and extends to the inner surface of the annular block, the other end of the sliding groove penetrates through the annular block and extends to the outer surface of the annular block, the sliding groove is internally provided with a sliding block, and the bottom end surface of the sliding block is fixedly connected with the top end surface of the rack plate.
Preferably, the longitudinal section of the annular sliding block is of a convex structure, and the sliding block is of a convex structure.
Preferably, the worm is in meshed transmission connection with the worm wheel, and the rack plate and the teeth are in meshed transmission connection with the gear.
Preferably, the rack plate is disposed above the worm wheel, and the gear is disposed inside the worm wheel.
Preferably, the first through hole and the second through hole are communicated with the chute.
Advantageous effects
Compared with the prior art, the utility model has the following beneficial effects:
this application adopts the three-point centre gripping mode to the impeller, and three rack board carries out three-point centre gripping to the impeller, promotes the location centre gripping effect to the impeller, guarantees the fastness to impeller location centre gripping, avoids the impeller not hard up or removes, promotes the processingquality of impeller, and is specific: the motor rotates to drive the rotating rod to rotate, the rotating rod rotates to drive the worm to rotate, the worm rotates to drive the worm wheel to rotate, the worm wheel rotates to enable the teeth to rotate, the teeth drive the three gears to rotate, the three gears rotate to respectively drive the three rack plates to move towards the center of the annular block, and therefore the three rack plates move towards the center of the annular block to clamp and fix the impeller, and the impeller is clamped; the utility model discloses still can fix a position the centre gripping to the impeller of different diameters, promote the practicality and the flexibility of device.
Drawings
FIG. 1 is a schematic illustration of the present utility model;
FIG. 2 is a top cross-sectional view of the structure of the present utility model;
FIG. 3 is a front cross-sectional view of a portion of the structure of the present utility model;
FIG. 4 is a front cross-sectional view of a portion of the structure of the present utility model;
fig. 5 is a side view of an annular block of the present utility model.
In the figure:
1. a work table; 2. an annular block; 3. round bench; 4. a rotating rod; 5. a gear; 6. a motor; 7. a worm; 8. teeth; 9. a worm wheel; 10. rack plate; 11. a first through hole; 12. a second through hole; 13. a rotating shaft; 14. an annular cavity; 15. a chute; 16. an annular slide block; 17. an annular chute; 18. a sliding block.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. 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.
Embodiment one:
referring to fig. 1-5, a positioning fixture for impeller milling comprises a workbench 1, wherein the top of the workbench 1 is fixedly connected with an annular block 2, the top of the workbench 1 is fixedly connected with a round table 3 arranged in the middle of the annular block 2, the round table 3 is in a cylindrical structure, the round table 3 can support the bottom of an impeller, an annular cavity 14 is arranged in the annular block 2, a worm wheel 9 is rotatably connected in the annular cavity 14, teeth 8 are fixedly connected to the inner surface of the worm wheel 9, a plurality of rotating shafts 13 are rotatably connected to an inner annular array of the annular cavity 14, two ends of the rotating shafts 13 are respectively arranged with the inner wall of the annular cavity 14 through bearings, gears 5 are fixedly connected to the outer surface of the rotating shafts 13, a plurality of toothed plates 10 are slidably connected to the inner annular array of the annular cavity 14, a plurality of through holes second 12 communicated with the annular cavity 14 are formed in the outer annular array of the annular block 2, the inner surface of the annular block 2 is provided with a plurality of through holes I11 communicated with an annular cavity 14 in an annular array, two ends of a rack plate 10 respectively penetrate through the through holes I11 and the through holes II 12, the inside of the annular cavity 14 is rotationally connected with a rotating rod 4, the outside of the rotating rod 4 is fixedly connected with a worm 7, one end of the rotating rod 4 penetrates through the annular block 2 and extends to the outside of the rotating rod, the top of the workbench 1 is fixedly connected with a motor 6, the motor 6 is started to rotate to drive the rotating rod 4 to rotate, the rotating rod 4 rotates to drive the worm 7 to drive a worm wheel 9 to rotate, the worm wheel 9 rotates to enable teeth 8 to rotate, the teeth 8 can drive three gears 5 to rotate, the three gears 5 rotate respectively drive the three rack plates 10 to move towards the center of the annular block 2, so that the three rack plates 10 move towards the center of the annular block 2 to clamp and fix an impeller to fix the impeller, the clamping is firmer, so that the impeller is prevented from loosening or moving, the processing quality of the impeller is improved, and the output end of the motor 6 is fixedly connected with one end of the rotating rod 4.
The annular chute 17 has been seted up to the interior bottom wall of annular cavity 14, and the inside of annular chute 17 is provided with annular slider 16, and the top of annular slider 16 and the bottom fixed connection of worm wheel 9, worm wheel 9 rotate and drive annular slider 16 at the inside rotation of annular chute 17, have promoted the stability of worm wheel 9, have indirectly promoted the steadiness to impeller location centre gripping.
The spout 15 has been seted up to the interior roof of annular cavity 14, the one end of spout 15 runs through annular piece 2 and extends to the internal surface of annular piece 2, the other end of spout 15 runs through annular piece 2 and extends to the surface of annular piece 2, the inside of spout 15 is provided with slider 18, the bottom face of slider 18 and the top face fixed connection of rack board 10, the stability of rack board 10 has been promoted in the cooperation of slider 18 and spout 15, rack board 10 removal drives slider 18 at the inside removal of spout 15, the stability of rack board 10 has been promoted, the steadiness to impeller location centre gripping has been indirectly promoted.
The worm 7 and the worm wheel 9 are in meshed transmission connection, and the rack plate 10 and the teeth 8 are in meshed transmission connection with the gear 5.
The rack plate 10 is disposed above the worm wheel 9, and the gear 5 is disposed inside the worm wheel 9.
The first through hole 11 and the second through hole 12 are communicated with the chute 15.
Embodiment two:
referring to fig. 3 and 5, the present embodiment provides a technical solution based on the first embodiment: the longitudinal section of the annular sliding block 16 is of a convex structure, please refer to fig. 3, the sliding block 18 is of a convex structure, please refer to fig. 5, the convex design improves the stability of the worm wheel 9 and the rack plate 10, and indirectly improves the clamping firmness of the impeller.
And all that is not described in detail in this specification is well known to those skilled in the art.
Working principle: during operation, place the impeller in the middle of the top of round platform 3, open motor 6 rotation and drive bull stick 4 rotation, bull stick 4 rotation drives worm 7 rotation, worm 7 rotation drives worm wheel 9 rotation, worm wheel 9 rotation makes tooth 8 rotate, tooth 8 drive three gear 5 rotates, three gear 5 rotates and drives three rack board 10 respectively and remove to the center department of annular piece 2, three rack board 10 is fixed with the impeller centre gripping to the center department removal of annular piece 2 like this, to the impeller location, the centre gripping is more firm, thereby avoid the impeller to become flexible or remove, promote the processingquality of impeller, this application can also fix a position the centre gripping to the impeller of different diameters, the practicality of device has been promoted.
It is noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.
Claims (7)
1. The utility model provides a positioning fixture for impeller milling, includes workstation (1), its characterized in that: the top of the workbench (1) is fixedly connected with an annular block (2), the top of the workbench (1) is fixedly connected with a round table (3) arranged in the middle of the annular block (2), an annular cavity (14) is formed in the annular block (2), a worm wheel (9) is rotatably connected to the inner surface of the annular cavity (14), teeth (8) are fixedly connected to the inner surface of the worm wheel (9), a plurality of rotating shafts (13) are rotatably connected to the inner annular array of the annular cavity (14), a gear (5) is fixedly connected to the outer surface of the rotating shaft (13), a plurality of rack plates (10) are slidably connected to the inner annular array of the annular cavity (14), a plurality of through holes (12) communicated with the annular cavity (14) are formed in the outer surface annular array of the annular block (2), a plurality of through holes (11) communicated with the annular cavity (14) are formed in the annular array of the inner surface of the annular block (2), two ends of the rack plates (10) penetrate through the through holes (11) and the through holes (12) respectively, the rotating rods (4) are fixedly connected to one end of the annular block (4) which is fixedly connected to the outer end of the annular block (4), the top of workstation (1) fixedly connected with motor (6), the output of motor (6) and the one end fixed connection of bull stick (4).
2. The positioning fixture for impeller milling according to claim 1, wherein: an annular sliding groove (17) is formed in the inner bottom wall of the annular cavity (14), an annular sliding block (16) is arranged in the annular sliding groove (17), and the top of the annular sliding block (16) is fixedly connected with the bottom of the worm wheel (9).
3. The positioning fixture for impeller milling according to claim 1, wherein: the inner top wall of the annular cavity (14) is provided with a sliding groove (15), one end of the sliding groove (15) penetrates through the annular block (2) and extends to the inner surface of the annular block (2), the other end of the sliding groove (15) penetrates through the annular block (2) and extends to the outer surface of the annular block (2), the sliding groove (15) is internally provided with a sliding block (18), and the bottom end surface of the sliding block (18) is fixedly connected with the top end surface of the rack plate (10).
4. The positioning fixture for impeller milling according to claim 2, wherein: the longitudinal section of the annular sliding block (16) is of a convex structure, and the sliding block (18) is of a convex structure.
5. The positioning fixture for impeller milling according to claim 1, wherein: the worm (7) is in meshed transmission connection with the worm wheel (9), and the rack plate (10) and the teeth (8) are in meshed transmission connection with the gear (5).
6. The positioning fixture for impeller milling according to claim 1, wherein: the rack plate (10) is arranged above the worm wheel (9), and the gear (5) is arranged on the inner side of the worm wheel (9).
7. The positioning fixture for impeller milling according to claim 1, wherein: the first through hole (11) and the second through hole (12) are communicated with the sliding groove (15).
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN202223261545.7U CN219093772U (en) | 2022-12-06 | 2022-12-06 | Positioning fixture for impeller cutting and milling |
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Application Number | Priority Date | Filing Date | Title |
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CN202223261545.7U CN219093772U (en) | 2022-12-06 | 2022-12-06 | Positioning fixture for impeller cutting and milling |
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CN219093772U true CN219093772U (en) | 2023-05-30 |
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CN202223261545.7U Active CN219093772U (en) | 2022-12-06 | 2022-12-06 | Positioning fixture for impeller cutting and milling |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN116871563A (en) * | 2023-09-08 | 2023-10-13 | 江苏浙泰机电科技有限公司 | Intracavity drilling processing device for water pump rotor |
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2022
- 2022-12-06 CN CN202223261545.7U patent/CN219093772U/en active Active
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN116871563A (en) * | 2023-09-08 | 2023-10-13 | 江苏浙泰机电科技有限公司 | Intracavity drilling processing device for water pump rotor |
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