CN220613799U

CN220613799U - Impeller assembly fixture suitable for counter-rotating axial flow pump

Info

Publication number: CN220613799U
Application number: CN202322133870.3U
Authority: CN
Inventors: 刘凤兴; 戚龙喜
Original assignee: Jiangsu Jiangjin Pump Co ltd
Current assignee: Jiangsu Jiangjin Pump Co ltd
Priority date: 2023-08-08
Filing date: 2023-08-08
Publication date: 2024-03-19
Anticipated expiration: 2033-08-08

Abstract

The utility model relates to an assembly fixture for an impeller of a counter-rotating axial flow pump, which comprises a base, wherein the top of the base is fixedly connected with a support column, the top of the support column is fixedly connected with a mounting seat, and a clamping assembly is arranged between the base and the mounting seat; the clamping assembly comprises a double-shaft motor, shaft rods are fixedly connected to output shafts on two sides of the double-shaft motor, two shaft rods are fixedly connected with a master gear at one end of the double-shaft motor, a slave gear is meshed with the outer side of the master gear, a connecting rod is fixedly connected to one side of the slave gear, which is close to the mounting seat, a bidirectional screw rod is fixedly connected to one side of the connecting rod, which is far away from the slave gear, and a first thread sleeve and a second thread sleeve are respectively connected to the outer sides of the bidirectional screw rod in a threaded mode. This be applicable to disrotatory axial flow pump impeller assembly fixture, the clamping mode is various, has made things convenient for the adaptation to the fixed of irregular shape axial flow pump shell, has improved assembly efficiency, has good practicality.

Description

Impeller assembly fixture suitable for counter-rotating axial flow pump

Technical Field

The utility model relates to the technical field of axial flow pumps, in particular to an assembly fixture for an impeller of a counter-rotating axial flow pump.

Background

The axial flow pump uses the lift force generated by the rotation of the wing blades of the rotary impeller in the fluid to enable the fluid to obtain energy for high-flow and low-lift occasions, and has the characteristics of simple structure, convenient use and wide practical application.

The axial flow pump needs to be used for various tools in production, and the tools can be classified into a processing tool, a detection tool, an assembling tool and the like according to purposes, wherein the processing tool is used for processing various fixtures, tools, dies and the like of parts, the processing precision and efficiency can be improved, the detection tool is used for detecting various measuring tools, instruments and equipment for detecting the size, the shape and the quality of the parts, the quality of products can be ensured, the assembling tool is used for assembling various fixtures, stations, tools and the like of the parts, and the assembling efficiency and quality can be improved.

At present, when key parts such as axial flow pump impeller are assembled, an assembly tool is needed, an assembly tool is used for fixing an axial flow pump shell so as to ensure that the impeller can be stably arranged in an axial flow pump, and because the axial flow pump shell is irregular in shape, the traditional assembly tool is single in clamping mode and inconvenient to stably clamp the axial flow pump shell with the irregular shape, inconvenience is caused to staff, and the assembly efficiency is reduced, so that the assembly tool suitable for the counter-rotating axial flow pump impeller is provided for solving the problem provided in the above.

Disclosure of Invention

Aiming at the defects of the prior art, the utility model provides the assembly fixture for the impeller of the counter-rotating axial flow pump, which has the advantages of convenience in fixing and the like, and solves the problems that the traditional assembly fixture is single in clamping mode, inconvenient in stably clamping the casing of the axial flow pump with an irregular shape, inconvenient for staff and low in assembly efficiency.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a be applicable to disrotatory axial-flow pump impeller assembly fixture, includes the base, the top fixedly connected with support column of base, the top fixedly connected with mount pad of support column, be provided with the centre gripping subassembly between base and the mount pad;

the clamping assembly comprises a double-shaft motor, shaft rods are fixedly connected to output shafts on two sides of the double-shaft motor, two shaft rods are far away from one end of the double-shaft motor and fixedly connected with a main gear, a driven gear is meshed with the outer side of the main gear, a connecting rod is fixedly connected to one side of the driven gear, which is close to a mounting seat, the connecting rod is far away from a bidirectional screw rod, a first thread bush and a second thread bush are respectively connected to the outer side of the bidirectional screw rod in a threaded mode, connecting blocks are fixedly connected to the upper sides of the first thread bush and the second thread bush, and clamping pieces are detachably connected to the upper sides of the connecting blocks.

Further, biax motor fixed mounting is to the top of base, the axostylus axostyle runs through in the inboard of support column, and the outer wall of axostylus axostyle passes through the bearing with the outer wall of support column and is connected.

Further, one end of the connecting rod, which is close to the bidirectional screw rod, extends to the inside of the mounting seat, and one end of the bidirectional screw rod, which is far away from the connecting rod, is connected with the inside of the mounting seat through a bearing.

Further, when the bidirectional screw rod rotates, the movement directions of the first thread sleeve and the second thread sleeve are opposite.

Further, the upper surface of mount pad has seted up movable mouth, the connecting block runs through in the inboard of movable mouth, and the inboard clearance fit of connecting block and movable mouth, the holder is located the upside of mount pad.

Further, the bottom fixedly connected with screwed joint of holder, screwed joint threaded connection is to the inboard of connecting block.

Further, the bottom fixedly connected with first slider of first thread bush, the bottom fixedly connected with second slider of second thread bush, the spout has been seted up to the inside of mount pad, the inboard of equal sliding connection to the spout of first slider and second slider.

Further, a spring is fixedly connected between the first sliding block and the second sliding block.

Compared with the prior art, the utility model provides the assembly fixture for the impeller of the counter-rotating axial flow pump, which has the following beneficial effects:

1. this be applicable to disrotatory axial-flow pump impeller assembly fixture, can drive two bi-directional lead screws through starting the biax motor and rotate, in two bi-directional lead screws, the direction of motion of two first screw thread covers is opposite, when the clamping piece on two first screw thread covers is close to each other, the clamping piece on two second screw thread covers then can keep away from each other, utilize the clamping piece on two first screw thread covers can realize the centre gripping from the outside of axial-flow pump shell, utilize the clamping piece on two second screw thread covers to realize reverse centre gripping from the inside of axial-flow pump shell, the clamping mode is various, the fixed of adaptation in irregular shape axial-flow pump shell has been made things convenient for, assembly efficiency has been improved, and has good practicality.

2. This be applicable to disrotatory axial-flow pump impeller assembly fixture can realize the screw thread assembly of holder and connecting block through the screwed joint that sets up, conveniently installs the dismantlement to the holder, can demolish unnecessary holder according to the in service behavior, has made things convenient for the use.

Drawings

FIG. 1 is a cross-sectional view of the structure of the present utility model;

FIG. 2 is a schematic structural view of a bi-directional screw of the present utility model;

fig. 3 is a front view of the structure of the present utility model.

In the figure: 1. a base; 2. a support column; 3. a mounting base; 4. a biaxial motor; 5. a shaft lever; 6. a main gear; 7. a slave gear; 8. a connecting rod; 9. a two-way screw rod; 10. a first threaded sleeve; 11. a second threaded sleeve; 12. a connecting block; 13. a threaded joint; 14. a clamping member; 15. a first slider; 16. a second slider; 17. and (3) a spring.

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. 1-3, an assembly fixture for an impeller of a counter-rotating axial flow pump in this embodiment includes a base 1, a support column 2 fixedly connected to the top of the base 1, and a mounting seat 3 fixedly connected to the top of the support column 2.

In this embodiment, be provided with the clamping assembly between base 1 and the mount pad 3, the clamping assembly includes biax motor 4, biax motor 4 fixed mounting to the top of base 1, all fixedly connected with axostylus axostyle 5 on the both sides output shaft of biax motor 4, wherein, axostylus axostyle 5 runs through in the inboard of support column 2, and the outer wall of axostylus axostyle 5 passes through the bearing with the outer wall of support column 2 and is connected.

In this embodiment, two axostylus axostyle 5 keep away from the equal fixedly connected with master gear 6 of one end of biax motor 4, and master gear 6's outside meshing has from gear 7, and from gear 7 is close to one side fixedly connected with connecting rod 8 of mount pad 3, and connecting rod 8 is kept away from one side fixedly connected with two-way lead screw 9 of slave gear 7, and wherein, connecting rod 8 is close to the inside that one end of two-way lead screw 9 extends to mount pad 3, and two-way lead screw 9 is kept away from the one end of connecting rod 8 and is connected through the bearing with the inside of mount pad 3.

It will be appreciated that the number of slave gears 7, connecting rods 8 and bi-directional screws 9 is two.

In this embodiment, the outside of two-way lead screw 9 is threaded connection respectively has first thread bush 10 and second thread bush 11, the equal fixedly connected with connecting block 12 of upside of first thread bush 10 and second thread bush 11, wherein, movable mouth has been seted up to the upper surface of mount pad 3, connecting block 12 runs through in the inboard of movable mouth, and connecting block 12 and movable mouthful inboard clearance fit, clamping piece 14 is located the upside of mount pad 3, the clamping piece 14 is dismantled to connecting block 12 upside, clamping piece 14's bottom fixedly connected with screwed joint 13, screwed joint 13 screwed connection is to the inboard of connecting block 12, can realize the screw assembly of clamping piece 14 and connecting block 12 through screwed joint 13 that sets up, the convenience is dismantled clamping piece 14 installation, the convenience is used.

It will be appreciated that the number of first and second threaded sleeves 10, 11 is two, and the number of connecting blocks 12, threaded joints 13 and clamps 14 is four.

It should be noted that, the first thread bush 10 and the second thread bush 11 are symmetrically disposed on the threads disposed opposite to the bidirectional screw rod 9, and meanwhile, the threads disposed on the two bidirectional screw rods 9 are symmetrically disposed along the biaxial motor 4, so that when the two first thread bushes 10 are symmetrically disposed along the biaxial motor 4, the two second thread bushes 11 are symmetrically disposed along the biaxial motor 4, when the two bidirectional screw rods 9 rotate, the moving directions of the first thread bushes 10 and the second thread bushes 11 disposed on the same bidirectional screw rod 9 are opposite, and the moving directions of the first thread bushes 10 and the second thread bushes 11 are the same, and therefore, the moving directions of the two first thread bushes 10 are opposite, and when the clamping pieces 14 disposed on the two first thread bushes 10 are close to each other, the clamping pieces 14 disposed on the two second thread bushes 11 are away from each other, and the clamping of the housing of the axial flow pump can be realized by using the clamping pieces 14 disposed on the two first thread bushes 10, and the clamping of the housing of the axial flow pump can be realized from the inside by using the clamping pieces 14 disposed on the two second thread bushes 11.

Embodiment two:

referring to fig. 1-2, on the basis of the first embodiment, the bottom of the first thread bush 10 is fixedly connected with a first slider 15, the bottom of the second thread bush 11 is fixedly connected with a second slider 16, a sliding groove is formed in the mounting seat 3, the first slider 15 and the second slider 16 are both slidably connected to the inner side of the sliding groove, and the first thread bush 10 and the second thread bush 11 can keep a stable moving track by arranging the first slider 15 and the second slider 16, so that the stability of the structure is improved.

It should be added that a spring 17 is fixedly connected between the first slider 15 and the second slider 16, and elastic support can be provided for the first thread bush 10 and the second thread bush 11 through the arranged spring 17, so that stability is improved.

The working principle of the embodiment is as follows:

when the axial flow pump is used, the two shaft rods 5 are driven to rotate by starting the double-shaft motor 4, the two bidirectional screw rods 9 are driven to rotate under the transmission of the main gear 6, the auxiliary gear 7 and the connecting rod 8, so that the first thread sleeves 10 and the second thread sleeves 11 on the bidirectional screw rods 9 move left and right, the movement directions of the two first thread sleeves 10 in the two bidirectional screw rods 9 are opposite, and the movement directions of the two second thread sleeves 11 are opposite, when the clamping pieces 14 on the two first thread sleeves 10 are close to each other, the clamping pieces 14 on the two second thread sleeves 11 are far away from each other, the clamping can be realized from the outside of the axial flow pump shell by utilizing the clamping pieces 14 on the two first thread sleeves 10, and the reverse clamping can be realized from the inside of the axial flow pump shell by utilizing the clamping pieces 14 on the two second thread sleeves 11, so that the axial flow pump is suitable for fixing the irregular axial flow pump shell.

The installation mode, the connection mode or the setting mode disclosed in the embodiment are all common mechanical modes, so long as the beneficial effects can be achieved, in addition, the electrical elements appearing in the text are electrically connected with the main controller and the power supply, the main controller is conventional known equipment, and the existing disclosed power connection technology, so that the specific structural composition and the working principle of the device are not repeated in the text.

It should be noted that, herein, the indicated orientation or positional relationship is based on the orientation or positional relationship shown in the drawings, and is merely for convenience of description and simplification of description, and does not indicate or imply that the apparatus or element in question must have a specific orientation, be configured and operated in a specific orientation, and therefore should not be construed as limiting the present application.

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. Without further limitation, an element defined by the phrase "comprising one … …" does not exclude the presence of other like elements in a process, method, article, or apparatus that comprises the element.

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

1. The utility model provides a be applicable to disrotatory axial-flow pump impeller assembly fixture, includes base (1), the top fixedly connected with support column (2) of base (1), the top fixedly connected with mount pad (3) of support column (2), its characterized in that: a clamping assembly is arranged between the base (1) and the mounting seat (3);

the clamping assembly comprises a double-shaft motor (4), wherein shaft rods (5) are fixedly connected to output shafts on two sides of the double-shaft motor (4), two main gears (6) are fixedly connected to one ends, away from the double-shaft motor (4), of the shaft rods (5), driven gears (7) are meshed with the outer sides of the main gears (6), connecting rods (8) are fixedly connected to one sides, close to the mounting seats (3), of the driven gears (7), two-way screw rods (9) are fixedly connected to one sides, away from the driven gears (7), of the connecting rods (8), first thread sleeves (10) and second thread sleeves (11) are connected to the outer sides of the two-way screw rods (9) in a threaded mode respectively, connecting blocks (12) are fixedly connected to the upper sides of the first thread sleeves (10) and the second thread sleeves (11), and clamping pieces (14) are detachably connected to the upper sides of the connecting blocks (12).

2. The assembly fixture for the impeller of the counter-rotating axial flow pump according to claim 1, wherein: the double-shaft motor (4) is fixedly mounted to the top of the base (1), the shaft rod (5) penetrates through the inner side of the support column (2), and the outer wall of the shaft rod (5) is connected with the outer wall of the support column (2) through a bearing.

3. The assembly fixture for the impeller of the counter-rotating axial flow pump according to claim 1, wherein: one end of the connecting rod (8) close to the bidirectional screw rod (9) extends to the inside of the mounting seat (3), and one end of the bidirectional screw rod (9) far away from the connecting rod (8) is connected with the inside of the mounting seat (3) through a bearing.

4. The assembly fixture for the impeller of the counter-rotating axial flow pump according to claim 1, wherein: when the bidirectional screw rod (9) rotates, the movement directions of the first thread sleeve (10) and the second thread sleeve (11) are opposite.

5. The assembly fixture for the impeller of the counter-rotating axial flow pump according to claim 1, wherein: the upper surface of mount pad (3) has seted up movable mouth, connecting block (12) run through in the inboard of movable mouth, and connecting block (12) and the inboard clearance fit of movable mouth, holder (14) are located the upside of mount pad (3).

6. The assembly fixture for the impeller of the counter-rotating axial flow pump according to claim 1, wherein: the bottom of the clamping piece (14) is fixedly connected with a threaded joint (13), and the threaded joint (13) is connected to the inner side of the connecting block (12) in a threaded mode.

7. The assembly fixture for the impeller of the counter-rotating axial flow pump according to claim 1, wherein: the bottom fixedly connected with first slider (15) of first thread bush (10), the bottom fixedly connected with second slider (16) of second thread bush (11), the spout has been seted up to the inside of mount pad (3), the inboard of equal sliding connection to the spout of first slider (15) and second slider (16).

8. The assembly fixture for the impeller of the counter-rotating axial flow pump according to claim 7, wherein: a spring (17) is fixedly connected between the first sliding block (15) and the second sliding block (16).