CN214603399U - Simple indexing device for machining impeller of Roots blower - Google Patents
Simple indexing device for machining impeller of Roots blower Download PDFInfo
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- CN214603399U CN214603399U CN202120780855.6U CN202120780855U CN214603399U CN 214603399 U CN214603399 U CN 214603399U CN 202120780855 U CN202120780855 U CN 202120780855U CN 214603399 U CN214603399 U CN 214603399U
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Abstract
The utility model relates to a simple dividing device for processing Roots blower impeller, which comprises a bottom plate, wherein a vertical plate is connected on the top surface of the bottom plate, the vertical plate is horizontally and rotatably connected with a rotating shaft, the right end of the rotating shaft is connected with a clamp connecting plate, and a clamping assembly for clamping the end part of a three-blade impeller is connected on the clamp connecting plate; a rear top seat capable of moving left and right is arranged on the right side of the vertical plate, and the left side of the rear top seat is connected with a tip coaxial with the rotating shaft; the left end of the rotating shaft is connected with an index plate, and three identical index clamping grooves are formed in the index plate at equal angles; and a fixture block sliding seat capable of moving left and right is arranged on the left side of the vertical plate, and a fixture block capable of being in plug-in fit with the indexing clamping groove is connected to the fixture block sliding seat. The device adopts a simple mechanical structure to realize trisection degree, and has the advantages of good stability, long service life, low manufacturing cost and low use cost.
Description
Technical Field
The utility model relates to a roots's fan auxiliary device technical field specifically is a simple and easy indexing means is used in processing of roots's fan impeller.
Background
The Roots blower is a positive displacement blower and is a rotary compressor with two impellers rotating relatively in casing to compress and convey gas. The impeller of the Roots blower is divided into a two-blade impeller and a three-blade impeller, and the three-blade impeller has better dynamic balance, longer service life and smaller vibration and noise than the two-blade impeller, so that the three-blade impeller is more widely applied.
The three-blade impeller is generally processed by planing and milling by a planer, and as three surfaces of the three-blade impeller are required to be processed, a special clamp is required to position during processing, particularly a precise and durable trisection mechanism is required, and a numerical control dividing head is generally adopted in the market at present to carry out trisection control, so that the three-blade impeller has the advantage of higher precision, but the three-blade impeller also has the following defects that the price is close to that of the numerical control planer due to the addition of a control system, and the cost is too high; when in use, the repeated positioning precision is rapidly reduced and the maintenance cost is high because the radial impact load of the planer is endured for a long time.
SUMMERY OF THE UTILITY MODEL
For overcoming the above-mentioned problem that exists among the prior art, the utility model provides a simple and easy indexing means is used in processing of roots's fan impeller adopts simple mechanical structure to realize trisection degree, and stability is good, long service life, and cost of use is cheap.
The utility model discloses a realize through following technical scheme:
a simple dividing device for machining a Roots blower impeller comprises a base plate, wherein a vertical plate is connected to the top surface of the base plate, a rotating shaft is horizontally and rotatably connected to the vertical plate, a clamp connecting plate is connected to the right end of the rotating shaft, and a clamping assembly for clamping the end of a three-blade impeller is connected to the clamp connecting plate; a rear top seat capable of moving left and right is arranged on the right side of the vertical plate, and the left side of the rear top seat is connected with a tip coaxial with the rotating shaft; the left end of the rotating shaft is connected with an index plate, and three identical index clamping grooves are formed in the index plate at equal angles; and a fixture block sliding seat capable of moving left and right is arranged on the left side of the vertical plate, and a fixture block capable of being in plug-in fit with the indexing clamping groove is connected to the fixture block sliding seat.
Preferably, the clamping assembly is a three-jaw chuck.
Preferably, the end part of the indexing clamping groove is provided with a clamping groove chamfer.
Preferably, both ends are connected with rings about the bottom plate.
Preferably, a fixture block slide rail connected to the top surface of the bottom plate is arranged on the left side of the vertical plate, and the bottom of the fixture block slide rail is connected to the fixture block slide rail in a sliding manner; the fixture block sliding seat is characterized in that a fixture block lead screw is rotatably connected above the bottom plate and is in threaded fit connection with the fixture block sliding seat.
The utility model has the advantages that:
1. the top surface of the bottom plate is connected with a vertical plate, the vertical plate is horizontally and rotatably connected with a rotating shaft, the right end of the rotating shaft is connected with a clamp connecting plate, and the clamp connecting plate is connected with a clamping assembly for clamping the end part of the three-blade impeller; a rear top seat capable of moving left and right is arranged on the right side of the vertical plate, and the left side of the rear top seat is connected with a tip coaxial with the rotating shaft; the left end of the rotating shaft is connected with an index plate, and three identical index clamping grooves are formed in the index plate at equal angles; a fixture block sliding seat capable of moving left and right is arranged on the left side of the vertical plate, and a fixture block capable of being in plug-in fit with the indexing clamping groove is connected to the fixture block sliding seat. This device is when using, cliies the blank one end of three leaf impellers through the clamping subassembly, then removes the back footstock, thereby make the top withstand the other end of blank with blank axial fixity, remove the fixture block slide again, make the fixture block insert in one of them graduation draw-in groove of graduated disk, three leaf impeller blanks dig through the planer after fixed by circumference like this and mill out first impeller groove, process and accomplish the processing of two other impeller grooves in inserting the other two graduation draw-in grooves of graduated disk with the fixture block subdividing after this impeller groove. The device adopts a simple mechanical structure to realize trisection degree, and has the advantages of good stability, long service life, low manufacturing cost and low use cost.
2. The clamping assembly is a three-jaw chuck, the three-jaw chuck can realize the shaft end fixation of the three-blade impeller with a large diameter range, the centering performance is good, and the operation of assembling and disassembling the three-blade impeller is simple.
3. The end part of the indexing clamping groove is provided with a clamping groove chamfer, so that the clamping block can be more easily inserted into the indexing clamping groove.
4. Both ends all are connected with rings about the bottom plate, are convenient for hoist this device and place the suitable position at the planer through the overhead traveling crane.
5. The left side of the vertical plate is provided with a fixture block slide rail connected to the top surface of the bottom plate, and the bottom of the fixture block slide seat is connected to the fixture block slide rail in a sliding manner; the clamping block lead screw is rotatably connected above the bottom plate and is in threaded fit connection with the clamping block sliding seat. The clamping block sliding seat is driven to move back and forth by rotating the clamping block lead screw, so that the clamping block is inserted into or moved out of the indexing clamping groove, the stability of the clamping block sliding seat is better compared with that of the clamping block sliding seat which directly slides on the clamping block sliding rail, and the clamping block is not easy to slide out of the indexing clamping groove under the impact vibration of the planer.
Drawings
The present invention will be further described with reference to the accompanying drawings.
Fig. 1 is a schematic view of the structure of the present invention.
Fig. 2 is a schematic side view of the present invention.
Fig. 3 is a schematic top view of the present invention.
Fig. 4 is a schematic perspective view of the present invention.
Fig. 5 is a schematic perspective view of the present invention.
Fig. 6 is a schematic three-dimensional structure diagram of the present invention.
In the figure, 1-bottom plate, 11-vertical plate, 2-rotating shaft, 21-clamp connecting plate, 3-clamping assembly, 4-rear footstock, 41-top tip, 42-footstock slide rail, 43-footstock lead screw, 5-dividing disc, 51-dividing clamping groove, 511-clamping groove chamfer, 6-clamping block slide seat, 61-clamping block, 62-clamping block slide rail, 63-clamping block lead screw, 7-lifting ring, 8-positioning groove, 81-bolt and 9-three-blade impeller.
Detailed Description
In order to make the technical solution of the present invention better understood by those skilled in the art, the technical solution of the present invention will be further described with reference to the accompanying drawings.
Referring to fig. 1 to 5, the utility model relates to a roots fan impeller processing is with simple and easy indexing means, comprising a base plate 1, be connected with vertical plate 11 on the 1 top surface of bottom plate, vertical plate 11 goes up horizontal rotatable coupling has axis of rotation 2, as shown in fig. 1, axis of rotation 2 left side, the head is gone out at right side both ends, the even board 21 of right-hand member fixedly connected with anchor clamps of axis of rotation 2, the side of even board 21 of anchor clamps is perpendicular, the installation is fixed with the clamping component 3 that is used for pressing from both sides tight three leaf impeller 9 tip on the even board 21 of anchor clamps, wherein clamping component 3 is three-jaw chuck, three-jaw chuck can realize that three leaf impeller 9's of great diameter scope axle head is fixed, good centering nature, and loading and unloading three leaf impeller easy operation, only need with the hexagonal spanner rotation elasticity hole can.
The right side of the vertical plate 11 is provided with a rear footstock 4 capable of moving left and right, the left side of the rear footstock 4 is connected with a tip 41 coaxial with the rotating shaft 2, concretely, the top surface of the right side of the bottom plate 1 is fixed with footstock slide rails 42 in the left and right directions, the bottom of the rear footstock 4 is connected on the footstock slide rails 42 in a sliding fit manner, a lead screw rotating seat fixed on the bottom plate 1 is arranged between the two footstock slide rails 42, the lead screw rotating seat is rotatably connected with a footstock lead screw 43, the axis of the footstock lead screw 43 is parallel to the footstock slide rails 42, the footstock lead screw 43 is connected with the rear footstock 4 in a threaded fit manner, the outer end of the footstock lead screw 43 is fixed with a hand wheel, the footstock lead screw 43 is driven to rotate by rotating the hand wheel, and then the rear footstock 4 moves back and forth as required, the tip 41 pushes the right end of the blank of the three-bladed impeller 9 to fix the axial direction, so that the three bladed impeller 9 can only have a rotational degree of freedom.
2 left ends of axis of rotation are connected with graduated disk 5, three the same graduation draw-in groove 51 has been seted up to equidistance on the graduated disk 5, the contained angle is 120 between the graduation draw-in groove 51 promptly, if two leaf impellers, graduation draw-in groove 51 is exactly two of symmetry, graduation draw-in groove 51 can be circular, semi-circular, fan-shaped etc., graduation draw-in groove 51 is fan-shaped structure in this embodiment, fan-shaped structure contained angle is 60, as shown in fig. 4, vertical plate 11 left side is equipped with the fixture block slide 6 that can remove about, be connected with on the fixture block slide 6 and can peg graft and cooperate the fixture block 61 of graduation draw-in groove 51, fixture block 61 also is fan-shaped or triangular structure promptly, guarantee that fixture block 61 can just in time insert in graduation draw-in groove 51 like the grafting building blocks and make 2 axial fixity of axis of rotation, can't rotate again.
The end of the indexing slot 51 is provided with a slot chamfer 511, as shown in fig. 4 and 6, the slot chamfer 511 plays a guiding role, and the slot chamfer 511 enables the fixture block 61 to be inserted into the indexing slot 51 more easily.
Both ends all are connected with rings 7 about bottom plate 1, are convenient for hang this device and place the suitable position at the planer through the overhead traveling crane.
The working process is as follows: clamping the left end of the blank of the three-blade impeller 9 by a three-jaw chuck, and then rotating the footstock lead screw 43 to move the rear footstock 4, so that the top tip 41 butts against the right end of the blank of the three-blade impeller 9 to axially fix the blank; rotating the fixture block screw 63 to move the fixture block sliding seat 6, so that the fixture block 61 is inserted into one of the indexing clamping grooves 51 of the indexing disc 5, and thus, the three-blade impeller 9 blank is circumferentially fixed and then a first impeller groove is machined by planing and milling through a planer; after the impeller grooves are machined, the fixture blocks 61 are inserted into the other two indexing clamping grooves 51 of the indexing disc 5 respectively to complete machining of the other two impeller grooves.
In the description of the present invention, the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "vertical", "horizontal", and the like indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, and are only for the purpose of describing the present invention, but do not require the present invention to be constructed or operated in a specific orientation, and therefore, cannot be construed as limiting the present invention. The terms "connected" and "connected" in the present invention are to be understood in a broad sense, and may be connected or detachably connected, for example; the terms may be directly connected or indirectly connected through intermediate components, and specific meanings of the terms may be understood as specific conditions by those skilled in the art.
The foregoing is a preferred embodiment of the present invention, and the description of the specific embodiments is only for better understanding of the idea of the present invention. To those skilled in the art, many modifications and equivalents may be made in accordance with the principles of the present invention and are deemed to fall within the scope of the invention.
Claims (5)
1. The utility model provides a processing of roots's fan impeller is with simple and easy indexing means, includes bottom plate (1), be connected with vertical plate (11), its characterized in that on bottom plate (1) top surface: a rotating shaft (2) is horizontally and rotatably connected to the vertical plate (11), a clamp connecting plate (21) is connected to the right end of the rotating shaft (2), and a clamping assembly (3) for clamping the end of the three-blade impeller (9) is connected to the clamp connecting plate (21); a rear top seat (4) capable of moving left and right is arranged on the right side of the vertical plate (11), and a top (41) coaxial with the rotating shaft (2) is connected to the left side of the rear top seat (4); the left end of the rotating shaft (2) is connected with an index plate (5), and three identical index clamping grooves (51) are formed in the index plate (5) at equal angles; a fixture block sliding seat (6) capable of moving left and right is arranged on the left side of the vertical plate (11), and a fixture block (61) capable of being in plug-in fit with the indexing clamping groove (51) is connected to the fixture block sliding seat (6).
2. The simple indexing device for machining the Roots blower impeller according to claim 1, wherein: the clamping component (3) is a three-jaw chuck.
3. The simple indexing device for machining the Roots blower impeller according to claim 2, wherein: and a clamping groove chamfer (511) is formed at the end part of the indexing clamping groove (51).
4. The simple indexing device for machining the Roots blower impeller according to claim 3, wherein: both ends all are connected with rings (7) about bottom plate (1).
5. The simple indexing device for machining the Roots blower impeller according to claim 4, wherein: a fixture block sliding rail (62) connected to the top surface of the bottom plate (1) is arranged on the left side of the vertical plate (11), and the bottom of the fixture block sliding seat (6) is connected to the fixture block sliding rail (62) in a sliding manner; the fixture block sliding seat is characterized in that a fixture block lead screw (63) is rotatably connected above the bottom plate (1), and the fixture block lead screw (63) is in threaded fit connection with the fixture block sliding seat (6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120780855.6U CN214603399U (en) | 2021-04-16 | 2021-04-16 | Simple indexing device for machining impeller of Roots blower |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120780855.6U CN214603399U (en) | 2021-04-16 | 2021-04-16 | Simple indexing device for machining impeller of Roots blower |
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| Publication Number | Publication Date |
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| CN214603399U true CN214603399U (en) | 2021-11-05 |
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| CN202120780855.6U Active CN214603399U (en) | 2021-04-16 | 2021-04-16 | Simple indexing device for machining impeller of Roots blower |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114247943A (en) * | 2021-12-17 | 2022-03-29 | 江苏集萃精密制造研究院有限公司 | Gas-assisted protection integral impeller trepanning electrochemical machining process and device |
| CN114871802A (en) * | 2022-06-09 | 2022-08-09 | 济南黎明风机制造有限公司 | Three leaf roots fan impeller processing fixing device |
-
2021
- 2021-04-16 CN CN202120780855.6U patent/CN214603399U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114247943A (en) * | 2021-12-17 | 2022-03-29 | 江苏集萃精密制造研究院有限公司 | Gas-assisted protection integral impeller trepanning electrochemical machining process and device |
| CN114247943B (en) * | 2021-12-17 | 2023-06-02 | 江苏集萃精密制造研究院有限公司 | Gas-assisted protection integral impeller jacking electrolytic machining process and device |
| CN114871802A (en) * | 2022-06-09 | 2022-08-09 | 济南黎明风机制造有限公司 | Three leaf roots fan impeller processing fixing device |
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