Impeller machining positioning fixture

Abstract

This utility model relates to the technical field of positioning fixtures, and in particular to a positioning fixture for impeller machining, which improves the flexibility of tilt angle and orientation adjustment during impeller machining, enhances the convenience of impeller machining operation, and improves the convenience of cleaning and collecting impeller machining debris. It includes a base and a support, with the support mounted on the top of the base; it also includes an adjustment device, a drive device, a collection device, a housing, multiple sets of clamping arms, and a collection cover. The housing is mounted on the support via the adjustment device, which drives the housing to rotate and move for adjustment. Multiple sets of clamping arms are slidably mounted on the housing. A drive device is installed inside the housing, which drives the multiple sets of clamping arms to move in opposite directions. The collection cover is mounted on the top of the base and communicates with the collection device, which is used to draw air from inside the collection cover and to blow air from the top of the housing.

Description

Technical Field

[0001] The utility model relates to the technical field of positioning fixtures, in particular to an impeller processing positioning fixture. Background Art

[0002] As a key component in fluid machinery, the precision and performance of the impeller directly affect the operating efficiency and service life of the entire equipment. During the impeller processing, the precision and stability of the positioning fixture play a vital role in the impeller processing quality.

[0003] Currently, in the existing impeller processing and positioning fixtures, such as the patent with authorization announcement number CN217727931U, the utility model includes a processing table, and a plurality of vertical clamping columns are slidably connected inside the processing table; a driving mechanism is installed at the bottom of the processing table, which is used to drive the plurality of vertical clamping columns to move toward the outside of the impeller to limit the movement of the impeller; a lifting mechanism for lifting and lowering the vertical clamping columns is also installed at the bottom of the processing table, which is used to clamp impellers of different heights, and the driving mechanism includes a lifting mechanism, and a circular moving block is fixed to the output end of the lifting mechanism, and a plurality of rectangular transmission rods are rotatably connected to the outer side of the circular moving block.

[0004] However, during use of the clamp, it was found that the clamp is not convenient for adjusting the angle and direction of the impeller after clamping, which increases the limitations of use. In addition, the clamp is not convenient for collecting and processing the milling debris, which reduces the convenience of use. Utility Model Content

[0005] In order to solve the above technical problems, the utility model provides an impeller processing positioning fixture which improves the flexibility of adjusting the tilt angle and direction during impeller processing, improves the convenience of impeller processing operation, and improves the convenience of cleaning and collecting impeller processing debris.

[0006] The utility model discloses an impeller processing positioning fixture, comprising a base and a bracket, wherein the bracket is mounted on the top of the base; further comprising an adjusting device, a driving device, a collecting device, a shell, multiple groups of clamping arms and a collecting cover, wherein the shell is mounted on the bracket through the adjusting device, the adjusting device is used to drive the shell to rotate and move for adjustment, the multiple groups of clamping arms are all slidably mounted on the shell, a driving device is arranged in the shell, the driving device is used to drive the multiple groups of clamping arms to move towards each other, the collecting cover is mounted on the top of the base, the collecting cover is connected with the collecting device, the collecting device is used to inhale air in the collecting cover, and the collecting device is used to purge the top of the shell; an impeller to be processed is placed on the top of the shell, the multiple groups of clamping arms are driven to move towards each other by the driving device, so that the multiple groups of clamping arms clamp and fix the side of the impeller, the shell is driven to rotate and adjust the tilt angle by the adjusting device, thereby improving the flexibility of adjusting the tilt angle and direction during the impeller processing, and improving the convenience of the impeller processing operation, the shell is driven to rotate and tilt to above the collecting cover by the adjusting device, and the collecting device purges the top of the shell at the same time, thereby improving the convenience of cleaning and collecting the impeller processing debris.

[0007] Preferably, the collecting device includes a collecting box, a first conveying pipe, a fan, a second conveying pipe, a diverter pipe and a nozzle, the collecting box is installed on the top of the base, the bottom end of the first conveying pipe is connected to the collecting cover, the top end of the first conveying pipe is connected to the collecting box, the fan is installed on the top of the collecting box, the fan input end is connected to the inside of the collecting box through the second conveying pipe, the fan output end is connected to the diverter pipe, the diverter pipe is installed on the upper part of the outer wall of the collecting box, and multiple groups of nozzles are connected and arranged on the diverter pipe; when the shell is tilted and moved above the collecting cover, the debris on the shell falls into the inside of the collecting cover, and the fan is turned on to make the fan suck air into the collecting box through the second conveying pipe, and the collecting box sucks air into the collecting cover through the first conveying pipe, so that the debris in the collecting cover is transported to the inside of the collecting box, and at the same time, the fan blows air to the inner layer of the diverter pipe, so that the diverter pipe sweeps the top of the shell through multiple groups of nozzles, thereby improving the convenience of blowing and cleaning the impeller surface.

[0008] Preferably, the adjusting device comprises an electric rotating table, a worm, a worm wheel and a motor, the electric rotating table is rotatably mounted on the bracket, the shell is mounted on the rotating end of the electric rotating table, the worm wheel is concentrically connected to the electric rotating table, the worm is rotatably mounted on the inner wall of the bracket, and the worm is meshed with the worm wheel, the motor is mounted on the outer wall of the bracket, and the output end of the motor is connected to the worm; the shell is driven to rotate by the electric rotating table, so that the shell drives the impeller to rotate, thereby adjusting the direction of the impeller, and the worm is driven to rotate by the motor, and after the worm rotates, it drives the electric rotating table to rotate and tilt through the meshing with the worm wheel, so that the electric rotating table drives the impeller to tilt at an angle, thereby improving the convenience of impeller processing.

[0009] Preferably, the driving device includes a connecting member, multiple groups of connecting arms and a push cylinder, the connecting member is installed on the moving end of the push cylinder, the push cylinder is installed on the inner wall of the shell, the bottom ends of the multiple groups of connecting arms are rotatably installed on the connecting member, and the top ends of the multiple groups of connecting arms are respectively rotatably connected to the multiple groups of clamping arms; the connecting member is driven to move up and down by controlling the push cylinder, and after the connecting member is lifted and lowered, the multiple groups of clamping arms are driven to move in opposite directions through the multiple groups of connecting arms, thereby improving the convenience of the multiple groups of clamping arms to clamp and fix the impeller.

[0010] Preferably, it also includes a filter cartridge, which is connected and arranged on the outer wall of the collection box, a filter screen is arranged inside the filter cartridge, and the bottom end of the second conveying pipe is connected to the filter cartridge; the air entering the fan is filtered through the filter screen inside the filter cartridge, so that the collected debris is stored inside the collection box.

[0011] Preferably, it also includes a grille, which is installed at the top opening of the collection cover; by setting the grille, the protection effect of the collection cover opening is improved to prevent large foreign objects from falling into the collection cover.

[0012] Preferably, it also includes multiple groups of anti-skid pads, which are respectively installed on the ends of the multiple groups of clamping arms; by providing multiple groups of anti-skid pads, the anti-skid effect of the multiple groups of clamping arms on clamping the impeller is improved.

[0013] Compared with the prior art, the beneficial effects of the utility model are as follows: the impeller to be processed is placed on the top of the shell, and multiple groups of clamping arms are driven by the driving device to move towards each other, so that the multiple groups of clamping arms clamp and fix the side of the impeller, and the shell is driven to rotate and adjust the tilt angle through the adjusting device, thereby improving the flexibility of adjusting the tilt angle and direction during the impeller processing, and improving the convenience of the impeller processing operation, and the shell is driven by the adjusting device to rotate and tilt to above the collecting cover, and the collecting device blows the top of the shell at the same time, thereby improving the convenience of cleaning and collecting impeller processing debris. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 It is a schematic diagram of the axonometric structure of the utility model;

[0015] Figure 2 It is a schematic diagram of the axonometric structure of the connection between the housing and the clamping arm, etc.;

[0016] Figure 3 It is an axonometric structural diagram of the connection between the diverter pipe and the nozzle, etc.;

[0017] Figure 4 It is a schematic diagram of the axonometric partial structure of the connection between the connecting parts and the push cylinder, etc.;

[0018] Figure 5 It is a schematic diagram of the axonometric structure of the connection between the base and the collection box.

[0019] Markings in the attached drawings: 1. base; 2. bracket; 3. shell; 4. clamping arm; 5. collection cover; 6. collection box; 7. first conveying pipe; 8. fan; 9. second conveying pipe; 10. diverter pipe; 11. nozzle; 12. electric rotating table; 13. worm; 14. worm gear; 15. motor; 16. connecting part; 17. connecting arm; 18. push cylinder; 19. filter cartridge; 20. grille; 21. anti-slip mat. DETAILED DESCRIPTION

[0020] In order to facilitate the understanding of the utility model, the utility model will be described more comprehensively below with reference to the relevant drawings. The utility model can be implemented in many different forms and is not limited to the embodiments described herein. On the contrary, the purpose of providing these embodiments is to make the disclosure of the utility model more thorough and comprehensive.

[0021] Example 1

[0022] like Figures 1 to 5 As shown, an impeller processing positioning fixture of the utility model includes a base 1 and a bracket 2, and the bracket 2 is installed at the top of the base 1; it also includes an adjusting device, a driving device, a collecting device, a shell 3, multiple groups of clamping arms 4 and a collecting cover 5, the shell 3 is installed on the bracket 2 through the adjusting device, the adjusting device is used to drive the shell 3 to rotate and move for adjustment, the multiple groups of clamping arms 4 are all slidably installed on the shell 3, a driving device is provided in the shell 3, the driving device is used to drive the multiple groups of clamping arms 4 to move in opposite directions, the collecting cover 5 is installed at the top of the base 1, the collecting cover 5 is connected with the collecting device, the collecting device is used to suck air into the collecting cover 5, and the collecting device is used to purge the top of the shell 3;

[0023] like Figure 1 As shown, the collecting device includes a collecting box 6, a first conveying pipe 7, a fan 8, a second conveying pipe 9, a shunt pipe 10 and a nozzle 11, the collecting box 6 is installed at the top of the base 1, the bottom end of the first conveying pipe 7 is connected to the collecting cover 5, the top end of the first conveying pipe 7 is connected to the collecting box 6, the fan 8 is installed at the top of the collecting box 6, the input end of the fan 8 is connected to the inside of the collecting box 6 through the second conveying pipe 9, the output end of the fan 8 is connected to the shunt pipe 10, the shunt pipe 10 is installed on the upper part of the outer wall of the collecting box 6, and multiple groups of nozzles 11 are connected and arranged on the shunt pipe 10;

[0024] In this embodiment, the impeller to be processed is placed on the top of the shell 3, and the driving device drives multiple groups of clamping arms 4 to move towards each other, so that the multiple groups of clamping arms 4 clamp and fix the side of the impeller, and the adjusting device drives the shell 3 to rotate and adjust the tilt angle, thereby improving the flexibility of adjusting the tilt angle and direction during the impeller processing, and improving the convenience of the impeller processing operation. The adjusting device drives the shell 3 to rotate and tilt to above the collecting cover 5, and the collecting device blows the top of the shell 3 at the same time, thereby improving the convenience of cleaning and collecting impeller processing debris.

[0025] Example 2

[0026] On the basis of Example 1, Figure 4 As shown, an impeller processing positioning fixture of the utility model, the adjustment device includes an electric rotating table 12, a worm 13, a worm wheel 14 and a motor 15, the electric rotating table 12 is rotatably mounted on the bracket 2, the housing 3 is mounted on the rotating end of the electric rotating table 12, the worm wheel 14 is concentrically connected to the electric rotating table 12, the worm 13 is rotatably mounted on the inner side wall of the bracket 2, and the worm 13 is meshed with the worm wheel 14, the motor 15 is mounted on the outer side wall of the bracket 2, and the output end of the motor 15 is connected to the worm 13;

[0027] like Figure 4 As shown, the driving device includes a connecting member 16, multiple groups of connecting arms 17 and a push cylinder 18, the connecting member 16 is installed on the moving end of the push cylinder 18, the push cylinder 18 is installed on the inner wall of the housing 3, the bottom ends of the multiple groups of connecting arms 17 are rotatably installed on the connecting member 16, and the top ends of the multiple groups of connecting arms 17 are respectively rotatably connected to the multiple groups of clamping arms 4;

[0028] like Figure 5 As shown, it also includes a filter cartridge 19, which is connected to the outer wall of the collecting box 6, and a filter screen is arranged in the filter cartridge 19, and the bottom end of the second delivery pipe 9 is connected to the filter cartridge 19;

[0029] like Figure 3 As shown, it also includes a grille 20, which is installed at the top opening of the collection cover 5;

[0030] like Figure 3 As shown, it also includes multiple groups of anti-skid pads 21, and the multiple groups of anti-skid pads 21 are respectively installed at the ends of the multiple groups of clamping arms 4;

[0031] In this embodiment, when the shell 3 is tilted and moved above the collecting hood 5, the debris on the shell 3 falls into the inside of the collecting hood 5. By turning on the fan 8, the fan 8 sucks air into the collecting box 6 through the second conveying pipe 9, and the collecting box 6 sucks air into the collecting hood 5 through the first conveying pipe 7, the debris in the collecting hood 5 is transported to the inside of the collecting box 6, and at the same time, the fan 8 blows air to the inner layer of the diverter pipe 10, so that the diverter pipe 10 blows the top of the shell 3 through multiple groups of nozzles 11, thereby improving the convenience of blowing and cleaning the impeller surface, and driving the shell 3 to rotate through the electric rotating table 12, so that the shell 3 drives the impeller to rotate, so that the direction of the impeller is adjusted, and the worm 13 is driven to rotate by the motor 15. After the worm 13 rotates, it drives the electric rotating table 12 to rotate and tilt through the engagement with the worm wheel 14, so that the electric rotating table 12 drives the impeller to tilt, thereby improving the convenience of impeller processing.

[0032] The utility model discloses an impeller processing positioning fixture, which, when working, places the impeller to be processed on the top of a shell 3, drives multiple groups of clamping arms 4 to move toward each other through a driving device, so that the multiple groups of clamping arms 4 clamp and fix the side of the impeller, drives the shell 3 to rotate and adjust the tilt angle through an adjusting device, so that the tilt angle and direction can be adjusted during the impeller processing, drives the shell 3 to rotate and tilt to above the collecting cover 5 through the adjusting device, and at the same time the collecting device purges the top of the shell 3.

[0033] The fan 8, electric rotating table 12, motor 15 and push cylinder 18 of the impeller processing positioning fixture of the utility model are purchased on the market. The technicians in this industry only need to install and operate them according to the accompanying instruction manual, without the need for the technicians in this field to make creative labor.

[0034] The above is only a preferred embodiment of the present invention. It should be pointed out that for ordinary technicians in this technical field, several improvements and modifications can be made without departing from the technical principle of the present invention. These improvements and modifications should also be regarded as the protection scope of the present invention.

Claims

1. An impeller machining positioning fixture, comprising a base (1) and a bracket (2), wherein the bracket (2) is mounted on the top of the base (1); characterized in that: The invention also comprises an adjusting device, a driving device, a collecting device, a shell (3), a plurality of groups of clamping arms (4) and a collecting hood (5); the shell (3) is mounted on the bracket (2) via the adjusting device; the adjusting device is used to drive the shell (3) to rotate and move for adjustment; the plurality of groups of clamping arms (4) are all slidably mounted on the shell (3); a driving device is arranged inside the shell (3); the driving device is used to drive the plurality of groups of clamping arms (4) to move in opposite directions; the collecting hood (5) is mounted on the top of the base (1); the collecting hood (5) is connected to the collecting device; the collecting device is used to inhale air into the collecting hood (5); and the collecting device is used to purge the top of the shell (3).

2. The impeller machining positioning fixture according to claim 1, characterized in that: The collecting device comprises a collecting box (6), a first conveying pipe (7), a fan (8), a second conveying pipe (9), a diverter pipe (10) and a nozzle (11); the collecting box (6) is mounted on the top of the base (1); the bottom end of the first conveying pipe (7) is connected to the collecting cover (5); the top end of the first conveying pipe (7) is connected to the collecting box (6); the fan (8) is mounted on the top of the collecting box (6); the input end of the fan (8) is connected to the inside of the collecting box (6) through the second conveying pipe (9); the output end of the fan (8) is connected to the diverter pipe (10); the diverter pipe (10) is mounted on the upper part of the outer wall of the collecting box (6); and the plurality of nozzles (11) are connected and arranged on the diverter pipe (10).

3. The impeller machining and positioning fixture according to claim 1, characterized in that: The regulating device comprises an electric rotating platform (12), a worm (13), a worm wheel (14) and a motor (15); the electric rotating platform (12) is rotatably mounted on a bracket (2); the housing (3) is mounted on a rotating end of the electric rotating platform (12); the worm wheel (14) is concentrically connected to the electric rotating platform (12); the worm (13) is rotatably mounted on an inner side wall of the bracket (2), and the worm (13) is meshed with the worm wheel (14); the motor (15) is mounted on an outer side wall of the bracket (2), and an output end of the motor (15) is connected to the worm (13).

4. The impeller machining and positioning fixture according to claim 1, characterized in that: The driving device comprises a connecting member (16), a plurality of connecting arms (17) and a push cylinder (18); the connecting member (16) is mounted on the movable end of the push cylinder (18); the push cylinder (18) is mounted on the inner wall of the housing (3); the bottom ends of the plurality of connecting arms (17) are rotatably mounted on the connecting member (16); and the top ends of the plurality of connecting arms (17) are rotatably connected to the plurality of clamping arms (4) respectively.

5. The impeller machining positioning fixture according to claim 2, characterized in that: It also includes a filter cartridge (19) which is arranged on the outer wall of the collecting box (6) and is connected thereto. A filter screen is arranged inside the filter cartridge (19). The bottom end of the second conveying pipe (9) is connected to the filter cartridge (19).

6. The impeller machining and positioning fixture according to claim 1, characterized in that: It also comprises a grille (20), which is installed at the top opening of the collecting cover (5).

7. The impeller machining and positioning fixture according to claim 1, characterized in that: It also comprises a plurality of groups of anti-skid pads (21), which are respectively mounted on the ends of the plurality of groups of clamping arms (4).

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