CN212287356U

CN212287356U - Clamping mechanism for valve rod machining

Info

Publication number: CN212287356U
Application number: CN202020890280.9U
Authority: CN
Inventors: 王从伟; 袁超
Original assignee: Tongling Shanhai Intelligent Manufacturing Co ltd
Current assignee: Tongling Shanhai Intelligent Manufacturing Co ltd
Priority date: 2020-05-25
Filing date: 2020-05-25
Publication date: 2021-01-05
Anticipated expiration: 2030-05-25

Abstract

The utility model discloses a press from both sides dress mechanism of valve rod processing, comprising a base plate, the top fixedly connected with riser of bottom plate, the left side fixedly connected with splice box of riser, the left side fixedly connected with support of splice box, the left top fixedly connected with locating piece of support, there is the pendulum rod inside of locating piece through round pin axle swing joint. This valve rod processing press from both sides dress mechanism, through the downward pulling pendulum rod, the pendulum rod uses the locating piece rotatory and promote the traction lever downstream as the axle center, the traction lever drives the lifter and passes through sheathed tube direction and drives the stripper plate downstream, make the recess of stripper plate bottom and the surface contact of valve rod body, when the axis level of traction lever and lifter aligns, can accomplish the auto-lock and fix the valve rod body, it is fixed that current fixed mode has been solved mostly the chuck, this kind of mode is comparatively loaded down with trivial details, seriously influence the machining efficiency of valve rod, the problem of big valve rod processing in batches of being not convenient for.

Description

Clamping mechanism for valve rod machining

Technical Field

The utility model relates to a valve rod processing technology field specifically is a valve rod processing press from both sides dress mechanism.

Background

The valve rod is an important part of the valve and is used for transmission, an actuating mechanism or a handle is connected, a valve core is directly driven to move or rotate under the actuating mechanism or the handle to realize the opening and closing or adjusting action of the valve, the valve rod is a moving part, a stress part and a sealing part in the opening and closing process of the valve, and meanwhile, the valve rod is impacted and corroded by a medium and also generates friction with a filler, so that when a valve rod material is selected, the valve rod material must be ensured to have enough strength, good impact toughness, scratch resistance and corrosion resistance at a specified temperature.

The valve rod needs to be clamped and fixed in the machining process, but the existing fixing mode is mostly fixed by a chuck, the mode is more complicated, the machining efficiency of the valve rod is seriously influenced, and the large-batch valve rod machining is not convenient.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

The utility model provides a not enough to prior art, the utility model provides a press from both sides of valve rod processing dress mechanism possesses the advantage such as be convenient for fix, and it is fixed that it is mostly the chuck to have solved current fixed mode, and this kind of mode is comparatively loaded down with trivial details, seriously influences the machining efficiency of valve rod, the big problem of valve rod processing in batches of being not convenient for.

(II) technical scheme

In order to achieve the above object, the present invention provides the following technical solutions: a clamping mechanism for processing a valve rod comprises a bottom plate, wherein the top of the bottom plate is fixedly connected with a vertical plate, the left side of the vertical plate is fixedly connected with a connecting frame, the left side of the connecting frame is fixedly connected with a bracket, the top of the left side of the bracket is fixedly connected with a positioning block, the inside of the positioning block is movably connected with a swing rod through a pin shaft, the front and the back of the swing rod are both movably connected with a traction rod through a pin shaft, one end of the traction rod, which is far away from the swing rod, is movably connected with a lifting rod through a pin shaft, the bottom of the left side of the bracket is fixedly connected with a sleeve which is sleeved on the surface of the lifting rod, the sleeve is connected with the lifting rod in a sliding way, the bottom end of the lifting rod is fixedly connected with an extrusion plate, the bottom of the extrusion plate is provided with a working platform, the top of the working platform and the bottom of the extrusion plate are both provided with grooves, and the two grooves are matched with the valve rod body in a conformal manner when being closed.

Preferably, the inside fixedly connected with cushion of recess, the cushion is kept away from one side of recess and the surface contact of valve rod body, the cushion is plastic wear-resisting material.

Preferably, the front of pendulum rod and the equal fixedly connected with pull rod in sheathed tube front, the surface cover of pull rod is equipped with the extension spring, extension spring and pull rod swing joint.

Preferably, the bottom of the connecting frame is movably connected with a screw rod through a bearing, the bottom end of the screw rod penetrates through the working platform and is movably connected with the bottom plate through the bearing, the screw rod is in threaded connection with the working platform, and the surface of the screw rod is fixedly connected with a rotating wheel located at the top of the bottom plate.

Preferably, the top of the bottom plate is fixedly connected with a guide rod, the top end of the guide rod sequentially penetrates through the working platform and the extrusion plate and is fixedly connected with the bottom of the connecting frame, and the working platform and the extrusion plate are both connected with the guide rod in a sliding mode.

Preferably, the top of the bottom plate is fixedly connected with an angle plate positioned on the back of the guide rod, and the right side of the angle plate is fixedly connected with the left side of the vertical plate.

(III) advantageous effects

Compared with the prior art, the utility model provides a valve rod processing press from both sides dress mechanism possesses following beneficial effect:

1. this valve rod processing press from both sides dress mechanism, through the downward pulling pendulum rod, the pendulum rod uses the locating piece rotatory and promote the traction lever downstream as the axle center, the traction lever drives the lifter and passes through sheathed tube direction and drives the stripper plate downstream, make the recess of stripper plate bottom and the surface contact of valve rod body, when the axis level of traction lever and lifter aligns, can accomplish the auto-lock and fix the valve rod body, it is fixed that current fixed mode has been solved mostly the chuck, this kind of mode is comparatively loaded down with trivial details, seriously influence the machining efficiency of valve rod, the problem of big valve rod processing in batches of being not convenient for.

2. This press from both sides of valve rod processing dress mechanism, through setting up the cushion, can improve the fixed effect of stripper plate, avoid valve rod body surface to suffer wearing and tearing, through setting up pull rod and extension spring, can play towed effect to the pendulum rod, improve the stability that the pendulum rod removed, thereby reach the effect of shock attenuation buffering, through setting up screw rod and runner, can convenient to use person according to the valve rod body of different specifications highly adjusting work platform, can improve work platform's practicality, through setting up the guide arm, can play the effect of direction to work platform and stripper plate, avoid work platform and stripper plate to remove the in-process slope, through setting up the scute, can support the riser, it is not hard up to avoid the junction of riser and bottom plate to appear.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic sectional view of the front view structure of the present invention;

FIG. 3 is a left side view of the local structure of the present invention;

FIG. 4 is an enlarged schematic view of the structure at A of FIG. 1 according to the present invention;

fig. 5 is an enlarged schematic view of the structure at B in fig. 2 according to the present invention.

In the figure: the device comprises a base plate 1, a vertical plate 2, a connecting frame 3, a support 4, a positioning block 5, a swing rod 6, a traction rod 7, a lifting rod 8, a sleeve 9, a squeezing plate 10, a working platform 11, a groove 12, a valve rod body 13, a rubber pad 14, a pull rod 15, a tension spring 16, a screw rod 17, a rotating wheel 18, a guide rod 19 and an angle plate 20.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-5, a clamping mechanism for valve rod processing comprises a bottom plate 1, a vertical plate 2 is fixedly connected to the top of the bottom plate 1, a connecting frame 3 is fixedly connected to the left side of the vertical plate 2, a support 4 is fixedly connected to the left side of the connecting frame 3, a positioning block 5 is fixedly connected to the top of the left side of the support 4, a swing rod 6 is movably connected to the inside of the positioning block 5 through a pin shaft, a traction rod 7 is movably connected to the front and the back of the swing rod 6 through a pin shaft, a lifting rod 8 is movably connected to one end of the traction rod 7 away from the swing rod 6 through a pin shaft, a sleeve 9 sleeved on the surface of the lifting rod 8 is fixedly connected to the bottom of the left side of the support 4, the sleeve 9 is slidably connected to the lifting rod 8, a pull rod 15 is fixedly connected to the front of the swing rod 6 and the, the lifting device has the advantages that the lifting device can achieve the traction effect on the swing rod 6 and improve the moving stability of the swing rod 6, so as to achieve the damping and buffering effect, the bottom end of the lifting rod 8 is fixedly connected with the extrusion plate 10, the bottom of the extrusion plate 10 is provided with the working platform 11, the bottom of the connecting frame 3 is movably connected with the screw rod 17 through the bearing, the bottom end of the screw rod 17 penetrates through the working platform 11 and is movably connected with the bottom plate 1 through the bearing, the screw rod 17 is in threaded connection with the working platform 11, the surface of the screw rod 17 is fixedly connected with the rotating wheel 18 positioned at the top of the bottom plate 1, through arranging the screw rod 17 and the rotating wheel 18, a user can conveniently adjust the height of the working platform 11 according to the valve rod bodies 13 with different specifications, the practicability of the working platform 11 can be improved, the top of the bottom plate 1 is fixedly connected with the, working platform 11 and extrusion plate 10 are both connected with guide rod 19 in a sliding manner, guide rod 19 is arranged, the guide effect on working platform 11 and extrusion plate 10 can be achieved, inclination of working platform 11 and extrusion plate 10 in the moving process is avoided, corner plate 20 located on the back of guide rod 19 is fixedly connected to the top of bottom plate 1, the right side of corner plate 20 is fixedly connected to the left side of vertical plate 2, vertical plate 2 can be supported by arranging corner plate 20, looseness of the joint of vertical plate 2 and bottom plate 1 is avoided, grooves 12 are formed in the top of working platform 11 and the bottom of extrusion plate 10, valve rod bodies 13 are arranged inside grooves 12, rubber pads 14 are fixedly connected to the inside of grooves 12, one sides of rubber pads 14 far away from grooves 12 are in contact with the surfaces of valve rod bodies 13, rubber pads 14 are made of plastic wear-resistant materials, and by arranging rubber pads 14, the fixing effect of extrusion plate 10 can be improved, the valve stem body 13 surface is protected from wear.

When the valve rod body 13 is used, a user places the valve rod body 13 inside the groove 12 of the working platform 11, the part of the valve rod body 13 needing to be processed is exposed outside the groove 12, then the swing rod 6 is pulled downwards, the swing rod 6 rotates by taking the positioning block 5 as an axis and pushes the traction rod 7 to move downwards, the traction rod 7 drives the lifting rod 8 to drive the extrusion plate 10 to move downwards through the guiding of the sleeve 9, the groove 12 at the bottom of the extrusion plate 10 is in contact with the surface of the valve rod body 13, and when the traction rod 7 is horizontally aligned with the axis of the lifting rod 8, self-locking can be completed, and the valve rod body 13 can be fixed.

In conclusion, this valve rod processing's clamping mechanism, through downwards pulling pendulum rod 6, pendulum rod 6 uses locating piece 5 to rotate as the axle center and promote traction lever 7 to move down, traction lever 7 drives lifter 8 and drives stripper plate 10 through the direction of sleeve pipe 9 and move down, make the surface contact of recess 12 and valve rod body 13 of stripper plate 10 bottom, when traction lever 7 aligns with the axis level of lifter 8, can accomplish the auto-lock and fix valve rod body 13, it is fixed that the chuck is mostly to have solved current fixed mode, this kind of mode is comparatively loaded down with trivial details, seriously influence the machining efficiency of valve rod, be not convenient for the problem of big batch valve rod processing.

It should be noted that, in this document, 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 invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a valve rod processing press from both sides dress mechanism, includes bottom plate (1), its characterized in that: the top of the bottom plate (1) is fixedly connected with a vertical plate (2), the left side of the vertical plate (2) is fixedly connected with a connecting frame (3), the left side of the connecting frame (3) is fixedly connected with a support (4), the left top of the support (4) is fixedly connected with a positioning block (5), the interior of the positioning block (5) is movably connected with a swing rod (6) through a pin shaft, the front and the back of the swing rod (6) are both movably connected with a traction rod (7) through a pin shaft, one end, away from the swing rod (6), of the traction rod (7) is movably connected with a lifting rod (8) through a pin shaft, the left bottom of the support (4) is fixedly connected with a sleeve (9) sleeved on the surface of the lifting rod (8), the sleeve (9) is slidably connected with the lifting rod (8), the bottom of the lifting rod (8) is fixedly connected with an extrusion plate (10, grooves (12) are formed in the top of the working platform (11) and the bottom of the extrusion plate (10), and the two grooves (12) are matched with the valve rod body (13) in a conformal mode when being closed.

2. The clamping mechanism for processing the valve rod according to claim 1, wherein: the inside fixedly connected with cushion (14) of recess (12), the surface contact of one side and valve rod body (13) that recess (12) were kept away from in cushion (14), cushion (14) are mouldable wear-resisting material.

3. The clamping mechanism for processing the valve rod according to claim 1, wherein: the front of the swing rod (6) and the front of the sleeve (9) are fixedly connected with pull rods (15), and the two pull rods (15) are connected through tension springs (16).

4. The clamping mechanism for processing the valve rod according to claim 1, wherein: the bottom of connecting frame (3) has screw rod (17) through bearing swing joint, the bottom of screw rod (17) runs through work platform (11) and passes through bearing swing joint with bottom plate (1), screw rod (17) and work platform (11) threaded connection, the fixed surface of screw rod (17) is connected with runner (18) that are located bottom plate (1) top.

5. The clamping mechanism for processing the valve rod according to claim 1, wherein: the top fixedly connected with guide arm (19) of bottom plate (1), the top of guide arm (19) run through work platform (11) and stripper plate (10) in proper order and with the bottom fixed connection of connecting frame (3), work platform (11) and stripper plate (10) all with guide arm (19) sliding connection.

6. The clamping mechanism for processing the valve rod according to claim 5, wherein: the top of the bottom plate (1) is fixedly connected with an angle plate (20) positioned on the back of the guide rod (19), and the right side of the angle plate (20) is fixedly connected with the left side of the vertical plate (2).