CN220516353U - Grinder for valve machining - Google Patents

Abstract

The utility model discloses a grinder for valve processing, which relates to the technical field of valve processing and comprises a base, wherein a guide post is arranged on the base, a lifting plate is sleeved on the guide post in a sliding way, a lifting mechanism connected with the lifting plate is also arranged on the base, a motor II is arranged on the lifting plate, a driving bevel gear is fixedly connected to an output shaft of the motor II, the driving bevel gear is meshed with a driven bevel gear, the driven bevel gear is fixedly connected to the top end of a fixed rotating shaft, the fixed rotating shaft is rotationally connected to the bottom of the lifting plate, an extension shaft is arranged at the bottom end of the fixed rotating shaft, and the extension shaft is movably connected in a movable rotating shaft.

Description

Grinder for valve machining

Technical Field

The utility model relates to the technical field of valve machining, in particular to a grinder for valve machining.

Background

The valve is a fluid control device commonly used in industrial production and is widely applied to the fields of petroleum, chemical industry, electric power, metallurgy, light industry and the like. The sealing properties of the valve are critical to fluid control and safe operation in industrial production. And the sealing performance of a valve often depends on the machining accuracy and surface finish of the sealing surface of the valve. Thus, a grinder is often required during the valve processing.

A grinder is a machine tool that grinds, polishes, etc., a workpiece with a grinding wheel or other abrasive material. In valve processing, the grinder is mainly used for processing the surface of a valve sealing surface, so that the surface roughness is reduced, and the sealing performance and the service life of the valve are improved.

At present, some domestic valve processing maintenance enterprises adopt semi-manual operation on the grinding processing of a metal hard sealing surface, the processing efficiency is low, the labor intensity is high, the labor cost is high and the quality is unstable, and based on the existing problems, a valve processing grinding machine is provided.

Disclosure of Invention

The present utility model is directed to a valve processing grinder, which solves the above-mentioned problems.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a valve processing is with grinding machine, the on-line screen storage device comprises a base, install the guide post on the base, the slip cap is equipped with the lifter plate on the guide post, still install the elevating system who is connected with the lifter plate on the base, install motor two on the lifter plate, the rigid coupling has driving bevel gear on motor two's the output shaft, driving bevel gear meshes with driven bevel gear, driven bevel gear rigid coupling is on the top of fixed rotation axis, fixed rotation axis rotates the bottom of connecting at the lifter plate, the bottom of fixed rotation axis is equipped with the extension axle, extension axle swing joint is in movable rotation axis, movable rotation axis's bottom rigid coupling has the rotor plate, the outside rotation of rotor plate is connected with the axis of rotation that a plurality of equidistance distributes, the grinding wheel has been set firmly in the bottom of axis of rotation, the top of rotation axis of rotation has set firmly the autorotation gear, autorotation gear meshes with fixed ring gear, fixed ring gear sets firmly in the below of go-between, the link rigid coupling is in the bottom of lifter plate, still set firmly the fixed subassembly of two sets of symmetry on the base.

Preferably, the lifting mechanism comprises a first motor arranged on the base, a lifting screw rod is fixedly connected to an output shaft of the first motor, the top of the lifting screw rod is rotationally connected with the top of the guide post through a bearing seat, a screw sleeve is connected to the outer wall of the lifting screw rod in a spiral transmission manner, and the screw sleeve is embedded and fixedly connected in the lifting plate.

Preferably, a spring sleeved on the outer wall of the extension shaft is arranged between the fixed rotation shaft and the movable rotation shaft.

Preferably, a plurality of limiting blocks are fixedly connected to the outer wall of the extension shaft, and the limiting blocks are respectively arranged in a plurality of limiting holes formed in the outer wall of the movable rotating shaft in a sliding mode.

Preferably, the fixing assembly comprises a clamping ring with one end rotatably connected with the base, and the other end of the clamping ring is detachably connected with the surface of the base through a bolt.

Preferably, a positioning groove for placing the valve is further formed in the surface of the base.

Compared with the prior art, the utility model has the beneficial effects that:

1. the lifting mechanism is utilized to drive the grinding wheel to descend and move to be in contact with the sealing surface of the valve, then the motor II is driven, and the grinding wheel is in a revolution and autorotation rotating state under the meshing action of the autorotation gear and the fixed toothed ring, so that the sealing surface of the valve can be better ground, the whole grinding process is controlled by a machine, the operation is simple and easy to operate, the processing efficiency is greatly improved, and the grinding wheel can be ensured to always contact the sealing surface of the valve under the elastic action of the spring, so that the grinding precision is improved;

2. through setting up of snap ring, bolt and constant head tank, fixed valve that can be better ensures that the valve can not rock in the grinding process.

Drawings

FIG. 1 is a schematic view of the overall structure of the present utility model;

FIG. 2 is a schematic view of the structure of the base and the fixing assembly of the present utility model;

FIG. 3 is a schematic view of the components of the lifter plate of the present utility model;

FIG. 4 is a schematic view of the components of the rotating plate of the present utility model;

FIG. 5 is a schematic cross-sectional view of the movable rotating shaft of the present utility model;

FIG. 6 is a schematic view of the structure of the present utility model in use.

In the figure: 1. a base; 2. a guide post; 3. a lifting plate; 4. a lifting mechanism; 401. a first motor; 402. lifting a screw rod; 403. a bearing seat; 404. a silk sleeve; 5. a second motor; 6. a drive bevel gear; 7. a driven bevel gear; 8. fixing a rotating shaft; 9. an extension shaft; 10. a movable rotating shaft; 11. a spring; 12. a limiting block; 13. a rotating plate; 14. a rotating shaft; 15. a grinding wheel; 16. a rotation gear; 17. fixing the toothed ring; 18. a fixed rod; 19. a connecting ring; 20. a fixing assembly; 2001; a clasp; 2002. and (5) a bolt.

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.

Example 1

Referring to fig. 1-6, a grinder for valve processing in the drawing includes a base 1, a guide post 2 is installed on the base 1, a lifting plate 3 is slidably sleeved on the guide post 2, a lifting mechanism 4 connected with the lifting plate 3 is also installed on the base 1, a second motor 5 is installed on the lifting plate 3, a driving bevel gear 6 is fixedly connected to an output shaft of the second motor 5, the driving bevel gear 6 is meshed with a driven bevel gear 7, the driven bevel gear 7 is fixedly connected to the top end of a fixed rotating shaft 8, the fixed rotating shaft 8 is rotatably connected to the bottom of the lifting plate 3, an extension shaft 9 is arranged at the bottom end of the fixed rotating shaft 8, the extension shaft 9 is movably connected in a movable rotating shaft 10, a rotating plate 13 is fixedly connected to the bottom of the movable rotating shaft 10, a plurality of rotating shafts 14 which are distributed at equal intervals are rotatably connected to each other, grinding wheels 15 are fixedly arranged at the bottom of the rotating shaft 14, a rotating gear 16 is fixedly arranged at the top of the rotating shaft 14, the rotating ring 17 is meshed with a fixed toothed ring 17, the fixed toothed ring 17 is fixedly arranged below a connecting ring 19 through a plurality of fixing rods 18, the connecting ring 19 is fixedly connected to the bottom of the lifting plate 3, and two groups of symmetrical fixing components 20 are fixedly arranged on the base 1.

The lifting mechanism 4 comprises a first motor 401 arranged on the base 1, a lifting screw 402 is fixedly connected to an output shaft of the first motor 401, the top of the lifting screw 402 is rotationally connected with the top of the guide post 2 through a bearing seat 403, a screw sleeve 404 is spirally connected to the outer wall of the lifting screw 402, and the screw sleeve 404 is embedded and fixedly connected in the lifting plate 3; for moving the lifting plate 3 and the grinding members on the lifting plate 3 up and down to extend into the valve for grinding the sealing surface of the valve.

Wherein, a spring 11 sleeved on the outer wall of the extension shaft 9 is arranged between the fixed rotation shaft 8 and the movable rotation shaft 10; the grinding wheel can be ensured to always contact with the sealing surface of the valve, and the grinding precision is improved.

Wherein, a plurality of limiting blocks 12 are fixedly connected on the outer wall of the extension shaft 9, and the limiting blocks 12 are respectively arranged in a plurality of limiting holes formed on the outer wall of the movable rotating shaft 10 in a sliding way; for maintaining the synchronous rotational movement of the fixed rotation shaft 8 and the movable rotation shaft 10.

In this embodiment, the first motor 401 is started and drives the lifting screw 402 to rotate, the lifting screw 402 drives the lifting plate 3 to move downwards through the spiral transmission effect with the screw sleeve 404, the lifting plate 3 drives the grinding wheel 15 to descend and move to be in contact with the sealing surface of the valve, then the second motor 5 is started and drives the fixed rotating shaft 8 to rotate through the meshing effect of the driving bevel gear 6 and the driven bevel gear 7, the fixed rotating shaft 8 drives the movable rotating shaft 10 to rotate, the movable rotating shaft 10 drives the plurality of grinding wheels to rotate through the rotating plate 13, and meanwhile, under the meshing effect of the autorotation gear 16 and the fixed toothed ring 17, the grinding wheels can also rotate, so that the sealing surface of the valve can be ground.

Example two

In addition to the first embodiment and the description of the first embodiment, referring to fig. 2, the fixing assembly 20 includes a snap ring 2001 with one end rotatably connected to the base 1, and the other end of the snap ring 2001 is detachably connected to the surface of the base 1 through a bolt 2002.

Wherein, the surface of the base 1 is also provided with a positioning groove for placing a valve; for providing valve robustness.

In this embodiment, the valve is placed in the positioning groove, then the snap ring 2001 is closed, and the valve is screwed down by using the bolt 2002.

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 (6)

1. The utility model provides a valve processing is with grinding machine, includes base (1), its characterized in that: the base (1) is provided with a guide post (2), a lifting plate (3) is sleeved on the guide post (2) in a sliding way, the base (1) is also provided with a lifting mechanism (4) connected with the lifting plate (3), the lifting plate (3) is provided with a motor II (5), an output shaft of the motor II (5) is fixedly connected with a driving bevel gear (6), the driving bevel gear (6) is meshed with a driven bevel gear (7), the driven bevel gear (7) is fixedly connected at the top end of a fixed rotating shaft (8), the fixed rotating shaft (8) is rotationally connected at the bottom of the lifting plate (3), the bottom end of the fixed rotating shaft (8) is provided with an extension shaft (9), the extension shaft (9) is movably connected in a movable rotating shaft (10), the bottom of the movable rotating shaft (10) is fixedly connected with a rotating plate (13), the outer side of the rotating plate (13) is rotationally connected with a plurality of rotating shafts (14) which are distributed at equal intervals, the bottom of the rotating shaft (14) is fixedly provided with a driving bevel gear (15), the top of the rotating shaft (14) is fixedly provided with a gear (16), the gear (16) is meshed with a fixed toothed ring (17), the fixed toothed ring (17) is fixedly connected at the bottom of the rotating ring (19) through a plurality of fixed rods (18) and fixedly connected at the bottom of the lifting ring (19), two groups of symmetrically arranged fixing components (20) are also fixedly arranged on the base (1).

2. A valve-working grinder as defined in claim 1, wherein: the lifting mechanism (4) comprises a first motor (401) arranged on the base (1), a lifting screw (402) is fixedly connected to an output shaft of the first motor (401), the top of the lifting screw (402) is rotatably connected with the top of the guide column (2) through a bearing seat (403), a screw sleeve (404) is connected to the outer wall of the lifting screw (402) in a screw transmission manner, and the screw sleeve (404) is embedded and fixedly connected in the lifting plate (3).

3. A valve-working grinder as defined in claim 1, wherein: a spring (11) sleeved on the outer wall of the extension shaft (9) is arranged between the fixed rotating shaft (8) and the movable rotating shaft (10).

4. A valve-working grinder as defined in claim 1, wherein: a plurality of limiting blocks (12) are fixedly connected to the outer wall of the extension shaft (9), and the limiting blocks (12) are respectively arranged in a plurality of limiting holes formed in the outer wall of the movable rotating shaft (10) in a sliding mode.

5. A valve-working grinder as defined in claim 1, wherein: the fixing assembly (20) comprises a clamping ring (2001) with one end rotatably connected with the base (1), and the other end of the clamping ring (2001) is detachably connected with the surface of the base (1) through a bolt (2002).

6. A valve-working grinder as defined in claim 1, wherein: the surface of the base (1) is also provided with a positioning groove for placing a valve.