CN217316018U

CN217316018U - Fixing clamp for drilling ball valve core

Info

Publication number: CN217316018U
Application number: CN202220116191.8U
Authority: CN
Inventors: 卢军; 刘志耕; 李海君
Original assignee: Chengdu Dazheng Haiweier Control Valve Co ltd
Current assignee: Chengdu Dazheng Haiweier Control Valve Co ltd
Priority date: 2022-01-17
Filing date: 2022-01-17
Publication date: 2022-08-30
Anticipated expiration: 2032-01-17

Abstract

The utility model relates to a ball valve case processing technology field especially relates to mounting fixture is used in ball valve case drilling processing, it needs to carry out the centre gripping to the machined part with mounting fixture to have solved among the prior art ball valve case drilling processing, mounting fixture on the market carries out the centre gripping through the mechanical type buckle usually, need the accurate control centre gripping dynamics of personnel, otherwise can take place the condition of pressure loss ball valve case surface, lead to the ball valve to produce the problem of seepage, though effectual in this mode, nevertheless high to operating personnel technical requirement, unsuitable popularization popular problem. Fixing clamp for drilling machining of ball valve cores comprises a shell, a cover plate is connected to the top of an inner cavity of the shell in a sliding mode, and a fixing block is fixedly connected to the center of the bottom of the shell. The utility model discloses make this anchor clamps can not the loss by pressure spherical case surface, guarantee the processingquality of ball valve, the difficult problem that produces the seepage has improved the yield.

Description

Fixing clamp for drilling ball valve core

Technical Field

The utility model relates to a ball valve case processing technology field especially relates to ball valve case mounting fixture for drilling processing.

Background

The ball valve, the opening and closing piece (ball) is driven by the valve rod and rotates around the axis of the ball valve. The hard seal ball valve can also be used for regulating and controlling fluid, wherein a strong shearing force exists between the ball core of the hard seal ball valve and the metal valve seat of the surfacing hard alloy, and the hard seal ball valve is particularly suitable for media containing fibers, tiny solid particles and the like. The multi-way ball valve can flexibly control the confluence, the diversion and the switching of the flow direction of the medium on the pipeline, and can also close any channel to connect the other two channels, of course, the process of drilling can not be left for machining the valve core of the ball valve.

However, ball valve case drilling processing needs use mounting fixture to carry out the centre gripping fixed to the machined part, and mounting fixture on the market carries out the centre gripping through the mechanical type buckle usually, needs personnel's accurate control centre gripping dynamics, otherwise can take place the condition of pressure loss ball valve case surface, leads to the ball valve to produce the problem of seepage, though this mode is effectual, nevertheless extremely high to operating personnel technical requirement, and is unsuitable to popularize masses, consequently needs ball valve case drilling processing to use mounting fixture.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a mounting fixture is used in ball valve case drilling processing, it needs to use mounting fixture to carry out the centre gripping fixedly to the machined part to have solved among the prior art ball valve case drilling processing, mounting fixture on the market carries out the centre gripping through the mechanical type buckle usually, need personnel's accurate control clamping dynamics, otherwise can take place the condition of pressure loss ball valve case surface, lead to the ball valve to produce the problem of seepage, although this mode is effectual, but high to operating personnel technical requirement, unsuitable popularization masses' problem.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the fixing clamp for drilling the ball valve core comprises a shell, wherein a cover plate is connected to the top of an inner cavity of the shell in a sliding manner, a fixing block is fixedly connected to the central position of the bottom of the shell, a mounting groove is formed in the top of the fixing block, adjusting parts are arranged on two sides of the inner cavity of the mounting groove and comprise sliders, a plurality of damping calipers are fixedly connected to two sides of each slider in the horizontal direction of the slider, damping caliper plates matched with the damping calipers are fixedly connected to two inner side walls of the mounting groove, the two sides of each slider and the two inner side walls of the mounting groove are connected through the damping calipers and the damping caliper plates in a meshing manner, a connecting rod is fixedly connected to the central position of the top of each slider, a through groove which is matched with the connecting rod and penetrates through the bottom of the shell is formed in the bottom of the shell, and clamping circular plates matched with the inner cavity of the shell are arranged on two sides of the inner cavity of the shell, the extension end of connecting rod runs through logical groove and the exterior wall fixed connection of adjacent centre gripping plectane, a plurality of through-hole has been seted up just along the horizontal direction of fixed block in the bottom of fixed block, bottom one side of slider is provided with the bolt, the screw that the one end of bolt run through the through-hole and set up bottom the slider is passed through the screw and is closed the connection soon.

Preferably, one side of the sliding block is fixedly connected with a piston loop bar, and the other end of the piston loop bar is fixedly connected with the side wall of the adjacent mounting groove.

Preferably, the outer ring of the piston rod is provided with a spring, one end of the spring is fixedly connected with one side of the adjacent sliding block, and the other end of the spring is fixedly connected with the inner side wall of the adjacent mounting groove.

Preferably, the bottom both sides of shell all fixedly connected with L shape connecting block, and a plurality of screw has been seted up to one side of L shape connecting block.

Preferably, the equal fixedly connected with draw runner in both sides of apron, the spout with draw runner looks adaptation is all seted up on two inside wall upper portions of shell.

Preferably, the other two sides of the cover plate are fixedly connected with handles.

The utility model discloses possess following beneficial effect at least:

when a worker uses the ball valve, the worker pulls the cover plate to take the cover plate down, the worker moves the clamping circular plates to two sides, the worker places a ball valve core workpiece between the two clamping circular plates, the clamping circular plates move and drive the sliding block to move in the mounting groove, the damping calipers on the two sides of the sliding block are matched with the damping caliper plates in the mounting groove, the sliding block is kept in a fixed state without being moved by external force, the ball valve core is placed in the inner side of the shell, the worker loosens the clamping circular plates, the clamping circular plates are reset by the spring matching with the piston sleeve rod, so that the clamping circular plates form a stable clamping effect on the ball valve core workpiece, the sliding block is finally limited and fixed by penetrating through the through holes through bolts, and therefore, the whole working flow is completed, the clamp cannot damage the outer surface of the ball valve core through the structural design, and the machining quality of the ball valve is guaranteed, the leakage is not easy to occur, and the yield is improved.

The utility model discloses still possess following beneficial effect:

through the setting of piston loop bar for the slider removes the resistance that the in-process can receive piston loop bar, has helped the slider to remove to adjust more accurately, through the setting of spring, makes the slider possess the automatic re-setting function, through the setting of L shape connecting block, makes things convenient for personnel to install and use fast for whole device, has increased the nimble degree that the device used, through the setting of draw runner and handle, makes things convenient for personnel to remove the apron.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings required to be used in the description of the embodiments are briefly introduced below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without any creative effort.

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

FIG. 2 is a schematic view of the internal structure of the housing of the present invention;

FIG. 3 is a schematic view of the structure of the mounting groove of the present invention;

fig. 4 is a schematic view of the fixing block structure of the present invention.

In the figure: 1. a housing; 2. a cover plate; 3. an L-shaped connecting block; 4. a screw hole; 5. a slide bar; 6. a handle; 7. an adjustment section; 701. clamping a circular plate; 702. a slider; 703. a connecting rod; 704. a spring; 705. a piston rod; 706. a bolt; 707. a through hole; 8. a fixed block; 9. mounting grooves; 10. damping caliper panel.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the invention.

Referring to fig. 1-4, the fixing clamp for ball valve core drilling processing comprises a housing 1, a cover plate 2 is slidably connected to the top of an inner cavity of the housing 1, a fixed block 8 is fixedly connected to the center of the bottom of the housing 1, an installation groove 9 is formed in the top of the fixed block 8, adjusting portions 7 are arranged on two sides of the inner cavity of the installation groove 9, each adjusting portion 7 comprises a slider 702, a plurality of damping calipers are fixedly connected to two sides of each slider 702 along the horizontal direction of the slider 702, damping caliper plates 10 matched with the damping calipers are fixedly connected to two inner side walls of the installation groove 9, the two sides of each slider 702 and the two inner side walls of the installation groove 9 are connected through the damping calipers and the damping caliper plates 10 in a meshing manner, a connecting rod 703 is fixedly connected to the center of the top of the slider 702, and a through groove which is matched with the connecting rod 703 and runs through the bottom of the housing 1 is formed in the bottom of the housing 1, the two sides of the inner cavity of the shell 1 are respectively provided with a clamping circular plate 701 matched with the inner cavity of the shell 1, the extending end of the connecting rod 703 penetrates through the through groove to be fixedly connected with the outer surface wall of the adjacent clamping circular plate 701, the bottom of the fixed block 8 is provided with a plurality of through holes 707 along the horizontal direction of the fixed block 8, one side of the bottom of the sliding block 702 is provided with a bolt 706, one end of the bolt 706 penetrates through the through hole 707 and is screwed with a screw hole 4 arranged at the bottom of the sliding block 702 through threads, specifically, when the ball valve is used by a person, the person fixedly connects the L-shaped connecting block 3 through the screw hole 4 and a drilling device workbench, the person pulls the cover plate 2 to take down the cover plate 2, the person moves the clamping circular plates 701 to move towards two sides, the ball valve machining piece is arranged between the two clamping circular plates 701 by the person, the sliding block 702 is driven to move in the installation groove 9 while the clamping circular plate 701 moves, and the damping calipers at two sides of the sliding block 702 are matched with the damping caliper plate 10 in the installation groove 9, the slider 702 is kept moving without external force, the fixed state is kept, the ball valve spool is placed into the inner side of the shell 1, a worker loosens the clamping circular plate 701, the spring 704 is matched with the piston sleeve rod 705 to reset the clamping circular plate 701, thereby the clamping circular plate 701 forms a stable clamping effect on a ball valve spool machined part, the bolt 706 penetrates through the through hole 707 to perform final limiting fixation on the slider 702, and therefore the whole working process is completed, and the structural design is adopted, so that the outer surface of the ball valve spool cannot be damaged by the clamp, the machining quality of the ball valve is ensured, the leakage is not easy to generate, and the yield is improved.

The scheme has the following working processes:

when a person uses the ball valve, the person fixedly connects the L-shaped connecting block 3 with a workbench of a drilling device through the screw hole 4, the person pulls the cover plate 2 to take off the cover plate 2, the person moves the clamping circular plates 701 to two sides, the person puts a ball valve core workpiece between the two clamping circular plates 701, the clamping circular plates 701 move while driving the sliding block 702 to move inside the mounting groove 9, the damping calipers on the two sides of the sliding block 702 are matched with the damping caliper plates 10 inside the mounting groove 9, the sliding block 702 is kept in a fixed state without being moved by external force, the ball valve core is placed inside the shell 1, the person loosens the clamping circular plates 701, the spring 704 is matched with the piston sleeve rod 705 to reset the clamping circular plates 701, so that the clamping circular plates 701 form a stable clamping effect on the ball valve core workpiece, and finally limit fixing is performed on the sliding block 702 through the bolt 706 penetrating through the through hole 707, thus, the whole work flow is completed.

According to the working process, the following steps are known:

through structural design, make this anchor clamps can not the pressure loss ball-shaped valve core surface, guarantee the processingquality of ball valve, the difficult problem that produces the seepage has improved the yield.

Further, one side of the sliding block 702 is fixedly connected with a piston loop bar 705, and the other end of the piston loop bar 705 is fixedly connected with the side wall of the adjacent mounting groove 9, specifically, the sliding block 702 can be subjected to resistance of the piston loop bar 705 in the moving process through the arrangement of the piston loop bar 705, and the sliding block 702 is assisted to move and adjust more accurately.

Further, a spring 704 is installed on an outer ring of the piston sleeve rod 705, one end of the spring 704 is fixedly connected with one side of the adjacent sliding block 702, the other end of the spring 704 is fixedly connected with an inner side wall of the adjacent installation groove 9, and specifically, the sliding block 702 has an automatic resetting function through the arrangement of the spring 704.

Further, the equal fixedly connected with L shape connecting block 3 in bottom both sides of shell 1, and a plurality of screw 4 has been seted up to one side of L shape connecting block 3, and is concrete, through the setting of L shape connecting block 3 for whole device makes things convenient for personnel to install and use fast, has increased the nimble degree that the device used.

Further, the equal fixedly connected with draw runner 5 in both sides of apron 2, the spout with 5 looks adaptations of draw runner is all seted up on two inside wall upper portions of shell 1, and is specific, through the setting of apron 2 for when the device does not use, can prevent that external dust from getting into inside the shell 1.

Further, the both sides equal fixedly connected with handle 6 of apron 2 in addition, it is concrete, through the setting of draw runner 5 and handle 6, make things convenient for personnel to remove apron 2.

In summary, the following steps: when a person uses the ball valve core clamping device, the person fixedly connects the L-shaped connecting block 3 with a workbench of a drilling device through the screw hole 4, the person pulls the cover plate 2 to take off the cover plate 2, the person moves the clamping circular plates 701 to two sides, the person puts a ball valve core workpiece between the two clamping circular plates 701, the clamping circular plates 701 move and simultaneously drive the sliding block 702 to move in the mounting groove 9, the damping calipers on the two sides of the sliding block 702 are matched with the damping caliper plates 10 in the mounting groove 9, the sliding block 702 is kept in a fixed state without being moved by external force, the ball valve core is placed in the inner side of the shell 1, the person loosens the clamping circular plates 701, the spring 704 is matched with the piston sleeve rod 705 to reset the clamping circular plates 701, so that the clamping circular plates 701 form a stable clamping effect on the ball valve core workpiece, and finally limit fixing is carried out on the sliding block 702 through the through hole 707 by the bolt 706, hereto, whole work flow has been accomplished, setting through piston loop bar 705, make slider 702 remove the in-process and can receive piston loop bar 705's resistance, it is more accurate to have helped slider 702 to remove the regulation, setting through spring 704, make slider 702 possess the automatic re-setting function, setting through L shape connecting block 3, make whole device make things convenient for personnel to install and use fast, the nimble degree of device use has been increased, setting through draw runner 5 and handle 6, make things convenient for personnel to remove apron 2, through structural design, make this anchor clamps can not the pressure loss ball valve core surface, guarantee the processingquality of ball valve, the difficult problem that produces the seepage, the yield is improved.

The foregoing shows and describes the general principles, essential features, and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the principles of the present invention may be applied to any other embodiment without departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. Fixing clamp for drilling machining of ball valve spools comprises a shell (1) and is characterized in that a cover plate (2) is connected to the top of an inner cavity of the shell (1) in a sliding mode, a fixed block (8) is fixedly connected to the center of the bottom of the shell (1), a mounting groove (9) is formed in the top of the fixed block (8), adjusting portions (7) are arranged on two sides of the inner cavity of the mounting groove (9), each adjusting portion (7) comprises a sliding block (702), a plurality of damping calipers are fixedly connected to two sides of each sliding block (702) along the horizontal direction of the corresponding sliding block (702), damping caliper plates (10) matched with the damping calipers are fixedly connected to two inner side walls of the mounting groove (9) respectively, two inner side walls of each sliding block (702) are connected with two inner side walls of the corresponding mounting groove (9) in a meshing mode through the damping calipers and the damping caliper plates (10), the top central point of slider (702) puts fixedly connected with connecting rod (703), the logical groove that runs through shell (1) bottom with connecting rod (703) looks adaptation is seted up to the bottom of shell (1), the inner chamber both sides of shell (1) all are provided with centre gripping plectane (701) with shell (1) inner chamber looks adaptation, the extension end of connecting rod (703) runs through the outward appearance wall fixed connection who leads to groove and adjacent centre gripping plectane (701), a plurality of through-hole (707) have just been seted up along the horizontal direction of fixed block (8) in the bottom of fixed block (8), bottom one side of slider (702) is provided with bolt (706), screw (4) that through-hole (707) and slider (702) bottom were seted up are run through the screw thread and close the connection soon to the one end of bolt (706).

2. The fixing clamp for drilling the valve core of the ball valve according to claim 1, wherein a piston sleeve rod (705) is fixedly connected to one side of the sliding block (702), and the other end of the piston sleeve rod (705) is fixedly connected to the side wall of the adjacent mounting groove (9).

3. The fixing jig for drilling the valve core of the ball valve according to claim 2, wherein a spring (704) is installed on an outer ring of the piston sleeve rod (705), one end of the spring (704) is fixedly connected with one side of the adjacent sliding block (702), and the other end of the spring (704) is fixedly connected with an inner side wall of the adjacent mounting groove (9).

4. The fixing clamp for drilling the valve core of the ball valve according to claim 1, wherein the two sides of the bottom of the shell (1) are fixedly connected with L-shaped connecting blocks (3), and one side of each L-shaped connecting block (3) is provided with a plurality of screw holes (4).

5. The fixing clamp for drilling the valve core of the ball valve according to claim 1, wherein sliding strips (5) are fixedly connected to two sides of the cover plate (2), and sliding grooves matched with the sliding strips (5) are formed in the upper portions of two inner side walls of the shell (1).

6. The fixing clamp for drilling the valve core of the ball valve according to claim 5, wherein the other two sides of the cover plate (2) are fixedly connected with handles (6).