CN214518982U - Fixture device for machining large thin-wall turbine - Google Patents
Fixture device for machining large thin-wall turbine Download PDFInfo
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- CN214518982U CN214518982U CN202120850376.7U CN202120850376U CN214518982U CN 214518982 U CN214518982 U CN 214518982U CN 202120850376 U CN202120850376 U CN 202120850376U CN 214518982 U CN214518982 U CN 214518982U
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- 238000003754 machining Methods 0.000 title claims abstract description 15
- 238000003825 pressing Methods 0.000 claims abstract description 38
- 230000005540 biological transmission Effects 0.000 claims description 22
- 230000001681 protective effect Effects 0.000 claims description 5
- 238000004519 manufacturing process Methods 0.000 abstract description 6
- 238000009434 installation Methods 0.000 abstract description 4
- 238000006073 displacement reaction Methods 0.000 abstract description 3
- 230000000694 effects Effects 0.000 abstract description 2
- 239000012530 fluid Substances 0.000 description 4
- 238000010586 diagram Methods 0.000 description 2
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- 229910045601 alloy Inorganic materials 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
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Abstract
The utility model discloses a fixture device for large thin-wall turbine machining, which comprises a base, a fixed hole, a fixed step, an annular groove, a supporting block, a positioning shaft body and the like; the utility model has the advantages of reasonable and simple structure, low production cost, convenient installation and complete functions, wherein the large thin-wall impeller is placed on the base, and the central hole is clamped on the positioning shaft body, thereby ensuring the position precision during processing and avoiding the displacement during processing; the utility model can transmit power to the screws in the compressing devices at different positions simultaneously by the rotation of the middle annular inner gear, thereby driving all the pressing blocks to obliquely extend and compress the thin wall at the edge of the large thin-wall impeller together, and improving the clamping efficiency; the utility model discloses in loosen the locking head, can order about the briquetting retraction in the chute under the effect of spring to be convenient for directly take out placing and the clamping of the large-scale thin wall impeller of next being convenient for again simultaneously, just also improved the efficiency of production.
Description
The technical field is as follows:
the utility model relates to a machining equipment technical field, in particular to large-scale thin wall fixture device for turbine machining.
Background art:
centrifugal compressors or centrifugal pumps are used to provide pressurization for various fluid flows. The compressor or centrifugal pump comprises an impeller, when the impeller rotates, fluid enters in the axial direction and then accelerates to enter in the circumferential direction and the radial direction, high-flow-rate fluid enters a diffuser and outputs high-pressure fluid after speed conversion, and for the compressor or the centrifugal pump, the used impeller is generally an alloy precision casting large-sized thin-wall impeller. Regardless of the impeller, the impeller can be put into use after being cast or manufactured and machined, such as lathing, heat treatment and high-speed test, and the impeller is also suitable for large thin-wall impellers; the existing fixture device for machining the large-sized thin-wall turbine has simple function and cost, and wastes time and labor for clamping.
The utility model has the following contents:
the utility model aims at providing a fixture device for large-scale thin wall turbine machining just in order to solve above-mentioned problem, it is simple to have solved current fixture device function for large-scale thin wall turbine machining than the price, and the problem that the clamping is more wasted time and energy.
In order to solve the above problem, the utility model provides a technical scheme: the utility model provides a large-scale thin wall fixture device for turbine machining which innovation point lies in: the device comprises a base, a fixing hole, a fixing step, an annular groove, a top cover, an annular inner gear, a connecting gear, a fixing screw, a transmission shaft, a pressing device, a supporting block and a positioning shaft body; the periphery of the base is provided with a fixed step, and the lower side of the fixed step is provided with a plurality of fixed holes; the annular groove is formed in the edge of the top surface of the base, and a top cover is fixedly connected to an opening at the upper side of the annular groove; the annular inner gear is movably connected inside the annular groove; the transmission shafts are uniformly and movably connected in vertical holes formed in the inner side of the top cover, the outer parts of the lower sides of the transmission shafts are fixedly connected with connecting gears, and the connecting gears are connected with tooth parts on the inner side of the annular inner gear; the supporting blocks are respectively positioned at the inner sides of the corresponding transmission shafts, and the outer parts of the supporting blocks are fixedly connected in grooves formed in the upper side of the base; the pressing devices are arranged on the right upper sides of the corresponding transmission shafts respectively, the peripheries of the lower sides of the pressing devices are fixedly connected to the top cover through a plurality of fixing screws, and the specific structure of each pressing device comprises an installation seat, a screw rod, an inner cavity, a movable seat, a locking head, a chute, a pressing block, a chute, a sliding block, a spring and a protective base plate; the screw rod is movably connected in a vertical hole formed in the left side of the mounting seat, the top of the screw rod is fixedly connected with a locking head, and the lower side shaft end of the screw rod is fixedly connected with the upper side of a corresponding transmission shaft; the inner cavity is arranged inside the upper side of the mounting seat, the movable seat is vertically and movably connected inside the inner cavity, and a vertical threaded hole formed in the left side of the movable seat is connected with an external thread on the upper side of the screw rod; the chute is arranged inside the right upper side of the mounting seat, the upper side of the chute is communicated with the inner cavity, the inclined chute is arranged on the lower side of the chute, and a pressing block is movably connected inside the chute; the upper surface of the left side of the pressing block is fixedly connected with a sliding block, the sliding block is movably connected inside the sliding groove, the lower right side of the pressing block is fixedly connected with a protective backing plate, and the top surface of the pressing block is connected with the bottom surface of the movable seat; and a spring is arranged between the bottom surface of the sliding block and the bottom surface of the sliding chute.
Preferably, the locking head is provided with a hexagon socket in the center of the upper side.
Preferably, the upper surface and the lower surface of the pressing block are both horizontal surfaces.
Preferably, the top surface of the support block is a horizontal surface.
The utility model has the advantages that:
(1) the utility model has the advantages of reasonable and simple structure, low in production cost, simple to operate, it is multiple functional, here large-scale thin wall impeller place the base above to block the centre bore to the location axis body on, thereby ensured the position precision when processing, and avoid adding the displacement that appears man-hour.
(2) The utility model discloses well annular inner gear's rotation can transmit the screw rod rotation among the different position closing device simultaneously with power to can order about all briquetting slopes to stretch out to compress tightly large-scale thin wall impeller edge thin wall together, just also improve the efficiency of clamping.
(3) The utility model discloses in loosen the locking head, can order about the briquetting retraction in the chute under the effect of spring to be convenient for directly take out placing and the clamping of the large-scale thin wall impeller of next being convenient for again simultaneously, just also improved the efficiency of production.
Description of the drawings:
fig. 1 is a schematic structural diagram of the present invention.
Fig. 2 is a schematic structural view of the pressing device.
1-a base; 2-fixing holes; 3-fixing the step; 4-an annular groove; 5-a top cover; 6-ring gear; 7-connecting gear; 8-a set screw; 9-a transmission shaft; 10-a compacting device; 11-a support block; 12-a positioning shaft body; 101-a mounting seat; 102-a screw; 103-lumen; 104-a movable seat; 105-a locking head; 106-chute; 107-briquetting; 108-a chute; 109-a slider; 1010-spring; 1011-protective backing plate.
The specific implementation mode is as follows:
as shown in fig. 1 and fig. 2, the following technical solutions are adopted in the present embodiment: a fixture device for large thin-wall turbine machining comprises a base 1, a fixing hole 2, a fixing step 3, an annular groove 4, a top cover 5, an annular inner gear 6, a connecting gear 7, a fixing screw 8, a transmission shaft 9, a pressing device 10, a supporting block 11 and a positioning shaft body 12; the periphery of the base 1 is provided with a fixed step 3, and the lower side of the fixed step 3 is provided with a plurality of fixed holes 2; the annular groove 4 is formed in the edge of the top surface of the base 1, and a top cover 5 is fixedly connected to an opening at the upper side of the annular groove 4; the annular inner gear 6 is movably connected inside the annular groove 4; the transmission shafts 9 are a plurality of transmission shafts 9, the transmission shafts 9 are respectively and uniformly movably connected in vertical holes formed in the inner side of the top cover 5, the outer parts of the lower sides of the transmission shafts 9 are fixedly connected with connecting gears 7, and the connecting gears 7 are connected with tooth parts on the inner side of the annular inner gear 6; the number of the supporting blocks 11 is multiple, the supporting blocks 11 are respectively positioned at the inner sides of the corresponding transmission shafts 9, and the outsides of the supporting blocks 11 are fixedly connected in grooves formed in the upper side of the base 1; the pressing devices 10 are multiple, the pressing devices 10 are respectively located on the right upper sides of the corresponding transmission shafts 9, the peripheries of the lower sides of the pressing devices 10 are fixedly connected to the top cover 5 through the fixing screws 8, and the pressing devices 10 specifically comprise an installation seat 101, a screw 102, an inner cavity 103, a movable seat 104, a locking head 105, a chute 106, a pressing block 107, a chute 108, a sliding block 109, a spring 1010 and a protection base plate 1011; the screw 102 is movably connected in a vertical hole formed in the left side of the mounting seat 101, the top of the screw 102 is fixedly connected with a locking head 105, and the lower side shaft end of the screw 102 is fixedly connected with the upper side of the corresponding transmission shaft 9; the inner cavity 103 is arranged inside the upper side of the mounting seat 101, the movable seat 104 is vertically and movably connected inside the inner cavity 103, and a vertical threaded hole formed in the left side of the movable seat 104 is connected with an external thread on the upper side of the screw 102; the chute 106 is arranged inside the right upper side of the mounting seat 101, the upper side of the chute 106 is communicated with the inner cavity 103, the lower side of the chute 106 is provided with an inclined chute 108, and a pressing block 107 is movably connected inside the chute 106; a slide block 109 is fixedly connected to the upper surface of the left side of the pressing block 107, the slide block 109 is movably connected to the inside of the sliding groove 108, a protective base plate 1011 is fixedly connected to the lower right side of the pressing block 107, and the top surface of the pressing block 107 is connected with the bottom surface of the movable seat 104; a spring 1010 is arranged between the bottom surface of the sliding block 109 and the bottom surface of the sliding groove 108.
Wherein, the inside of the center of the upper side of the locking head 105 is provided with a hexagon socket; the upper surface and the lower surface of the pressing block 107 are horizontal planes; the top surface of the supporting block 11 is a horizontal plane.
The utility model discloses a user state does: the utility model has the advantages of reasonable and simple structure, low production cost, convenient installation, complete functions, when in use, firstly, the large-scale thin-wall impeller is placed on the base 1, and the central hole is clamped on the positioning shaft body 12, thereby ensuring the position precision during processing, and avoiding displacement during processing, then the locking head 105 is driven to rotate by the hexagon socket wrench, the rotation of the locking head 105 drives the screw 102 to rotate, the rotation of the screw 102 drives the movable seat 104 to drive the pressing block 107 to move downwards along the inclined groove 106 to press the thin wall at the edge of the large-scale thin-wall impeller, the rotation of the screw 102 also drives the annular inner gear 6 to rotate integrally through the transmission shaft 9 and the connecting gear 7, the rotation of the annular inner gear 6 can simultaneously transmit power to the screw 102 in the pressing device 10 at different positions to rotate, thereby driving all the pressing blocks 107 to be inclined together to extend out and press the thin wall at the edge of the large-scale thin-wall impeller, the clamping efficiency is improved, the locking head 105 is loosened after the machining is finished, and the pressing block 107 can be driven to retract into the chute 106 under the action of the spring 1010, so that the large thin-wall impeller can be directly taken out, the next large thin-wall impeller can be placed and clamped conveniently, and the production efficiency is improved.
The control mode of the present invention is controlled by manual starting or by the existing automation technology, the connection diagram of the power element and the supply of the power source belong to the common knowledge in the field, and the present invention is mainly used for protecting the mechanical device, so the present invention does not explain the control mode and the wiring arrangement in detail.
In the description of the present invention, it is to be understood that the terms "coaxial", "bottom", "one end", "top", "middle", "other end", "upper", "one side", "top", "inner", "front", "center", "both ends", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.
In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "disposed," "connected," "fixed," "screwed" and the like are to be construed broadly, e.g., as meaning fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; they may be directly connected or indirectly connected through an intermediate medium, and may be connected through the inside of two elements or in an interaction relationship between two elements, unless otherwise specifically defined, and the specific meaning of the above terms in the present invention will be understood by those skilled in the art according to specific situations.
The basic principles and main features of the present invention and the advantages of the present invention have been shown and described above, and it should be understood by those skilled in the art that the present invention is not limited by the above embodiments, which are only illustrative, but also various changes and modifications may be made without departing from the spirit and scope of the present invention, which fall within the scope of the present invention as claimed, which is defined by the appended claims and their equivalents.
Claims (4)
1. The utility model provides a large-scale thin wall fixture device for turbine machining which characterized in that: the device comprises a base (1), a fixing hole (2), a fixing step (3), an annular groove (4), a top cover (5), an annular inner gear (6), a connecting gear (7), a fixing screw (8), a transmission shaft (9), a pressing device (10), a supporting block (11) and a positioning shaft body (12);
the edge of the periphery of the base (1) is provided with a fixed step (3), and the lower side of the fixed step (3) is provided with a plurality of fixed holes (2);
the annular groove (4) is formed in the edge of the top surface of the base (1), and a top cover (5) is fixedly connected to an opening at the upper side of the annular groove (4);
the annular inner gear (6) is movably connected inside the annular groove (4);
the transmission shafts (9) are uniformly and movably connected in vertical holes formed in the inner side of the top cover (5), the outer parts of the lower sides of the transmission shafts (9) are fixedly connected with connecting gears (7), and the connecting gears (7) are connected with tooth parts on the inner side of the annular inner gear (6);
the supporting blocks (11) are multiple, the supporting blocks (11) are respectively positioned on the inner sides of the corresponding transmission shafts (9), and the outsides of the supporting blocks (11) are fixedly connected in grooves formed in the upper side of the base (1);
the pressing devices (10) are multiple, the pressing devices (10) are respectively located on the right upper side of the corresponding transmission shaft (9), the periphery of the lower side of each pressing device (10) is fixedly connected to the upper surface of the top cover (5) through a plurality of fixing screws (8), and the specific structure of each pressing device (10) comprises a mounting seat (101), a screw rod (102), an inner cavity (103), a movable seat (104), a locking head (105), a chute (106), a pressing block (107), a chute (108), a sliding block (109), a spring (1010) and a protective base plate (1011);
the screw rod (102) is movably connected in a vertical hole formed in the left side of the mounting seat (101), the top of the screw rod (102) is fixedly connected with a locking head (105), and the lower side shaft end of the screw rod (102) is fixedly connected with the upper side of the corresponding transmission shaft (9);
the inner cavity (103) is arranged inside the upper side of the mounting seat (101), the inner part of the inner cavity (103) is vertically and movably connected with a movable seat (104), and a vertical threaded hole formed in the left side of the movable seat (104) is connected with an external thread on the upper side of the screw rod (102);
the chute (106) is arranged inside the right upper side of the mounting seat (101), the upper side of the chute (106) is communicated with the inner cavity (103), an inclined chute (108) is arranged on the lower side of the chute (106), and a pressing block (107) is movably connected inside the chute (106);
a sliding block (109) is fixedly connected to the upper surface of the left side of the pressing block (107), the sliding block (109) is movably connected to the inside of the sliding groove (108), a protective base plate (1011) is fixedly connected to the lower right side of the pressing block (107), and the top surface of the pressing block (107) is connected with the bottom surface of the movable seat (104);
a spring (1010) is arranged between the bottom surface of the sliding block (109) and the bottom surface of the sliding groove (108).
2. The fixture device for large-scale thin-walled impeller machining according to claim 1, characterized in that: the inside of the center of the upper side of the locking head (105) is provided with a hexagon socket.
3. The fixture device for large-scale thin-walled impeller machining according to claim 1, characterized in that: the upper surface and the lower surface of the pressing block (107) are horizontal surfaces.
4. The fixture device for large-scale thin-walled impeller machining according to claim 1, characterized in that: the top surface of the supporting block (11) is a horizontal plane.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120850376.7U CN214518982U (en) | 2021-04-24 | 2021-04-24 | Fixture device for machining large thin-wall turbine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120850376.7U CN214518982U (en) | 2021-04-24 | 2021-04-24 | Fixture device for machining large thin-wall turbine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214518982U true CN214518982U (en) | 2021-10-29 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120850376.7U Active CN214518982U (en) | 2021-04-24 | 2021-04-24 | Fixture device for machining large thin-wall turbine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214518982U (en) |
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2021
- 2021-04-24 CN CN202120850376.7U patent/CN214518982U/en active Active
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| GR01 | Patent grant | ||
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| TR01 | Transfer of patent right |
Effective date of registration: 20240426 Address after: No. 84 Jianshe South Street, Dongli Village, Xing'an Town, Gaocheng City, Shijiazhuang City, Hebei Province, 052160 Patentee after: Li Cuishuang Country or region after: China Address before: 226000 Yongxing Road, Gangzha District, Nantong, Jiangsu Province, No. 14 Patentee before: Nantong Institute of Technology Country or region before: China |