CN214685070U

CN214685070U - Trimmer for high-platform ball valve

Info

Publication number: CN214685070U
Application number: CN202023202200.5U
Authority: CN
Inventors: 黄存信; 陈江
Original assignee: Zhejiang Anchor Control Valve Technologies Co ltd
Current assignee: Zhejiang Anchor Control Valve Technologies Co ltd
Priority date: 2020-12-26
Filing date: 2020-12-26
Publication date: 2021-11-12
Anticipated expiration: 2030-12-26

Abstract

The application relates to a shaping machine for a high-platform ball valve, which comprises a support assembly, a shaping die and a hydraulic assembly, wherein the shaping die and the hydraulic assembly are arranged on the support assembly; the shaping die is provided with a through hole, the hydraulic assembly comprises a hydraulic cylinder, and a piston rod of the hydraulic cylinder faces the through hole; the end part of a piston rod of the liquid supply hydraulic cylinder is inserted into the shaping die through the through hole; limiting plates are arranged on the shaping die and are respectively positioned on two sides of the shaping die; a limiting groove for the connecting chassis to be inserted and limited is formed between the limiting plate and the shaping die; the through hole is communicated with the limiting groove; this application has the convenience and levels the connection chassis, has not only practiced thrift the manpower, has improved the effect to the level and smooth efficiency of connecting the chassis moreover to a certain extent.

Description

Trimmer for high-platform ball valve

Technical Field

The application relates to the field of valve manufacturing equipment, in particular to a shaping machine for a high-platform ball valve.

Background

At present, a high platform flange ball valve is an evolved product of a common ball valve, has all functions of the common ball valve, and is characterized in that a square or round flange plate and the ball valve are cast into a whole, and the end face of a platform is higher than the outer edges of flanges at two ends.

Among the correlation technique, bulletin number is CN210950154U discloses a high platform flange ball valve, and its technical scheme main points are including the valve body, the equal fixedly connected with ring flange in both sides of valve body, the top fixedly connected with connecting pipe of valve body, the top fixedly connected with of connecting pipe connects the chassis. At present, the casting process of the high platform ball valve is mainly used in a sand mold casting process, and a hole and an exhaust hole for casting metal into a mold are reserved in the manufacturing process of the mold to form a casting system. The casting mold is kept for a proper time after pouring the metal liquid until the metal is solidified. After removal of the parts, the mold is destroyed and a new mold must be made for each casting.

Aiming at the related technologies, the inventor thinks that the problem that the connecting chassis is easy to bend due to certain error in the processing process; in order to keep the surface of the connecting chassis flat and ensure the final quality of the connecting chassis, the connecting chassis is usually flattened by adopting a manual striking mode at present, but the manual striking mode is time-consuming and labor-consuming and reduces the production efficiency to a certain extent.

SUMMERY OF THE UTILITY MODEL

In order to improve the production efficiency of high platform ball valve, this application provides a trimmer for high platform ball valve.

The application provides a plastic machine for high platform ball valve adopts following technical scheme:

a shaping machine comprises a support assembly, a shaping die and a hydraulic assembly, wherein the shaping die and the hydraulic assembly are arranged on the support assembly; the shaping die is provided with a through hole, the hydraulic assembly comprises a hydraulic cylinder, and a piston rod of the hydraulic cylinder faces the through hole; the end part of a piston rod of the liquid supply hydraulic cylinder is inserted into the shaping die through the through hole; limiting plates are arranged on the shaping die and are respectively positioned on two sides of the shaping die; a limiting groove for the connecting chassis to be inserted and limited is formed between the limiting plate and the shaping die; the through hole is communicated with the limiting groove.

By adopting the technical scheme, when in use, the connecting chassis is firstly inserted into the limiting groove from the opening at one side of the limiting groove, and the connecting chassis is preliminarily limited by the limiting plates at the two sides; after the position of the connecting chassis is adjusted, the hydraulic cylinder is started, so that a piston rod of the hydraulic cylinder extends into the through hole of the shaping die, and the connecting chassis can be jacked up by the piston rod along with continuous stretching of the piston rod; the bent connecting chassis is gradually flattened in the extrusion process of the inner side wall of the limiting groove through mutual extrusion between one side of the connecting chassis and the inner side wall of the limiting groove; the hydraulic cylinder is adopted to level the connecting chassis, so that the labor is saved, and the leveling efficiency of the connecting chassis is improved to a certain extent.

Preferably, a piston top block is arranged on a piston rod of the hydraulic cylinder, and a side wall of the piston top block, which deviates from the piston rod of the hydraulic cylinder, is parallel to the bottom surface of the connecting chassis; the cross-sectional area of the piston top block is larger than that of the piston rod of the hydraulic cylinder.

By adopting the technical scheme, the cross sectional area of the piston top block is larger than that of the piston rod of the hydraulic cylinder, so that the contact area between the piston rod and the connecting chassis can be increased, and the force application to the connecting chassis is more uniform.

Preferably, the shaping die is provided with an accommodating cavity, an opening at one end of the accommodating cavity is communicated with the limiting groove, and an opening at the other end of the accommodating cavity is communicated with the through hole; the piston top block is arranged on the inner side wall of the containing cavity in a sliding mode.

Through adopting above-mentioned technical scheme, hold the chamber and can provide a relatively stable operational environment for the piston kicking block to through with the piston kicking block restriction holding the intracavity, and then enable the more stable of slip of piston kicking block, reduced the shake of piston kicking block during operation.

Preferably, the limiting plate is provided with a through mounting hole, and a connecting piece is arranged in the mounting hole; the shaping die is provided with a threaded hole communicated with the mounting hole, and the end part of the connecting piece is inserted into the threaded hole and screwed tightly.

By adopting the technical scheme, when the specification of the connecting chassis is changed, the connecting piece is screwed out of the threaded hole, so that the limiting plate and the shaping die can be detached and separated; through changing the limiting plate of corresponding specification, and then can adapt to the installation that different specifications connect the chassis spacing, enlarged the adaptation scope.

Preferably, the limiting plate is provided with a stop block positioned in the limiting groove, and the stop block is positioned on one side of the limiting groove.

Through adopting above-mentioned technical scheme, when will connect the chassis and insert from one side opening of spacing groove, through the mutual contact between connection chassis and dog, can carry on spacingly with the biggest insertion range who connects the chassis under the effect of dog to can effectively prevent to make the condition that connects the chassis and break away from the opposite side opening of spacing groove because of exerting oneself violently.

Preferably, a chamfer is formed at the joint between the stop block and the limit groove, and the chamfer faces the limit groove and is used for being inserted into and connected with one side opening of the chassis.

Through adopting above-mentioned technical scheme, when will connect the chassis and insert the spacing inslot, because the corner of connecting the chassis is arc usually, when the corner lateral wall of connecting the chassis removed to the lateral wall contact with the chamfer, through the mutual laminating of chamfer lateral wall and connection chassis corner lateral wall, increased the area of contact between connection chassis and spacing groove wall to stability when will connecting the chassis and leveling has been improved.

Preferably, the bracket assembly is provided with a sliding chute positioned at the bottom of the shaping mold, and a fixing piece is arranged in the sliding chute; the shaping die is provided with a through hole communicated with the sliding groove, and one end of the fixing piece is inserted into the through hole.

By adopting the technical scheme, when the shaping die is fixedly arranged on the bracket component, the fixing component slides in from the opening at one side of the sliding groove, the position of the fixing component is determined, then the through holes in the shaping die and the fixing component are aligned one by one and inserted, and the fixing component is used for realizing the mounting and fixing between the shaping die and the bracket component; when the mounting position of the shaping mold needs to be adjusted, the position of the fixing piece is only required to be slid to the corresponding position of the sliding groove, and then the shaping mold is mounted on the support assembly through the fixing piece; thereby having made things convenient for the position with the plastic mould to adjust, need not in addition trompil.

Preferably, the outer side wall of the piston rod of the hydraulic cylinder is attached to the inner side wall of the through hole.

Through adopting above-mentioned technical scheme for the piston rod receives fenestrate restriction and moves along fenestrate opening direction, stability when in order to realize improving the piston rod and stretch out and draw back.

In summary, the present application includes at least one of the following beneficial technical effects:

1. the hydraulic cylinder is adopted to level the connecting chassis, so that not only is the labor saved, but also the leveling efficiency of the connecting chassis is improved to a certain extent;

2. through changing the limiting plate of corresponding specification, and then can adapt to the installation that different specifications connect the chassis spacing, enlarged the adaptation scope.

Drawings

Fig. 1 is a schematic overall structure diagram of the embodiment of the present application when a high platform ball valve is installed.

Fig. 2 is a partial structural view of the convex shaping mold of fig. 1.

Fig. 3 is an exploded view of the partial structure of fig. 2.

Fig. 4 is a schematic view showing the overall structure of the limiting plate.

Description of reference numerals: 1. a bracket assembly; 11. a chute; 12. a fixing member; 13. an upper mounting plate; 14. a lower mounting plate; 15. a support bar; 2. shaping the die; 21. perforating; 22. an accommodating chamber; 23. a threaded hole; 24. a through hole; 25. mounting a template; 26. a lower template; 3. a hydraulic assembly; 31. a hydraulic cylinder; 311. a piston top block; 4. a limiting plate; 41. a limiting groove; 42. mounting holes; 43. a connecting member; 44. a stopper; 45. and (6) chamfering.

Detailed Description

The present application is described in further detail below with reference to figures 1-4.

The embodiment of the application discloses trimmer for high platform ball valve. Referring to fig. 1, the high platform ball valve platform end face shaping machine comprises a support assembly 1, and a shaping die 2 and a hydraulic assembly 3 which are arranged on the support assembly 1. The bracket assembly 1 comprises an upper mounting plate 13 and a lower mounting plate 14 which are arranged in parallel up and down, the upper mounting plate 13 is fixedly connected with the lower mounting plate 14 through four support rods 15, and the four support rods 15 are parallel to each other and are arranged along the vertical direction.

Referring to fig. 1 and 2, the shaping mold 2 is located on the upper end surface of the upper mounting plate 13, the hydraulic assembly 3 is located on the lower end surface of the upper mounting plate 13, and the shaping mold 2 and the hydraulic assembly 3 are arranged oppositely. The hydraulic assembly 3 comprises a hydraulic cylinder 31 with a piston rod extending and contracting along the vertical direction, and the hydraulic cylinder 31 is fixedly arranged on the upper mounting plate 13. The upper mounting plate 13 is provided with a through hole which penetrates vertically, a piston rod of the hydraulic cylinder 31 is inserted from a lower end opening of the through hole, and the piston rod of the hydraulic cylinder 31 is slidably disposed in the through hole.

Referring to fig. 2 and 3, two parallel sliding grooves 11 are horizontally arranged on the upper end surface of the upper mounting plate 13, and the longitudinal section of each sliding groove 11 is in an inverted T shape. An opening on one side of the chute 11 is communicated with an outer side wall of the upper mounting plate 13 along the vertical direction, and an opening on the upper side of the chute 11 is positioned on the upper end surface of the upper mounting plate 13. The two sliding grooves 11 are located at the bottom of the shaping mold 2, and two fixing pieces 12 for fixedly mounting the shaping mold 2 on the upper mounting plate 13 are arranged in each sliding groove 11. In this embodiment, the fixing element 12 is a bolt and a nut, the head of the bolt faces downward and is attached to the bottom side wall of the sliding slot 11, and the head of the bolt is slidably disposed in the sliding slot 11 along the length direction of the sliding slot 11. The slide groove 11 limits the lower end of the fixing piece 12 on the upper mounting plate 13, and the screw of the bolt extends out of the upper opening of the slide groove 11.

As shown in fig. 2 and 3, the shaping mold 2 includes an upper mold plate 25 and a lower mold plate 26 which are arranged in parallel, and the upper mold plate 25 is fixedly connected with the lower mold plate 26. The lower template 26 is provided with four through holes 24 corresponding to the fixing pieces 12 one by one, and the through holes 24 penetrate the lower template 26 up and down. The screws of the fixing element 12 are inserted into the through holes 24 opposite to each other, and then penetrate out of the through holes 24, and the penetrated screws are screwed and fixed on the lower template 26 through nuts. The shaping die 2 is connected and fixed with the upper mounting plate 13 through the fixing piece 12.

As shown in fig. 2 and 3, a through hole 21 that vertically penetrates the upper die plate 25 and the lower die plate 26 is provided at the center of the sizing die 2, and the through hole 21 communicates with the through hole of the upper mounting plate 13. The piston rod of the hydraulic cylinder 31 penetrates out of the upper opening of the penetrating hole and then extends into the penetrating hole 21, and the outer side wall of the piston rod of the hydraulic cylinder 31 is attached to the inner side wall of the penetrating hole 21. The upper end face of the piston rod of the hydraulic cylinder 31 is fixedly provided with a piston top block 311, and the upper end face of the piston top block 311 departing from the piston rod of the hydraulic cylinder 31 is horizontally arranged. And the cross-sectional area of the piston top block 311 is larger than that of the piston rod of the hydraulic cylinder 31. The upper end face of the upper template 25 is provided with an accommodating cavity 22 communicated with the through hole 21, and the opening of the accommodating cavity 22 is vertically arranged upwards. The piston top block 311 is arranged in the accommodating cavity 22 in a sliding mode along the vertical direction, and the outer side wall of the piston top block 311 along the vertical direction is attached to the inner side wall opposite to the accommodating cavity 22.

As shown in fig. 2 and 3, two limiting plates 4 are mounted on the upper end surface of the upper die plate 25, and the limiting plates 4 are symmetrically arranged on two sides of the upper die plate 25. Two vertically-through mounting holes 42 are formed in the limiting plate 4, connecting pieces 43 are arranged in the mounting holes 42, the connecting pieces 43 can be bolts in the embodiment, threaded holes 23 which correspond to the mounting holes 42 one to one and are communicated with the upper end face of the upper template 25 are formed in the upper end face of the upper template 25, the connecting pieces 43 are sequentially inserted into the mounting holes 42 and the threaded holes 23, and the limiting plate 4 is fixedly connected with the upper template 25 through the connecting pieces 43 in a threaded mode.

As shown in fig. 3 and 4, a limiting groove 41 for inserting and limiting the connecting chassis is formed between the two limiting plates 4 and the shaping mold 2, and the limiting groove 41 is communicated with the through hole 21. When the lower surface of the piston top block 311 comes into contact with the lower side wall of the accommodation chamber 22, the upper surface of the piston top block 311 is now flush with the upper end surface of the upper die plate 25. The limiting plate 4 is provided with a stop block 44 positioned in the limiting groove 41, the stop block 44 is positioned at one side of the limiting groove 41, when the connecting chassis is horizontally inserted from the opening at one side of the limiting groove 41, the connecting chassis can be limited in the maximum insertion range under the action of the stop block 44 through mutual contact between the connecting chassis and the stop block 44, and therefore the situation that the connecting chassis is separated from the opening at the other side of the limiting groove 41 due to over-violent force can be effectively prevented. The junction between the stopper 44 and the limiting groove 41 is formed with a chamfer 45, and the chamfer 45 is opened toward one side of the limiting groove 41 for inserting the connecting chassis.

The implementation principle of a shaper for a high platform ball valve in the embodiment of the application is as follows: when the connecting chassis is used, the connecting chassis is firstly inserted into the limiting groove 41 from the opening on one side of the limiting groove 41, and the connecting chassis is preliminarily limited through the limiting plates 4 on the two sides. After the position of the connecting chassis is adjusted, the hydraulic cylinder 31 located below the shaping mold 2 is started, so that the piston rod of the hydraulic cylinder 31 extends into the through hole 21 below the shaping mold 2, and the connecting chassis can be jacked upwards by the piston jacking block 311 arranged on the piston rod along with continuous stretching of the piston rod. At this moment, the upper end face of the connecting chassis is gradually extruded with the side wall of one end of the limiting plate 4, so that the bent connecting chassis is gradually flattened in the extrusion process with the inner side wall of the limiting groove 41. Adopt pneumatic cylinder 31 to level the connection chassis, not only practiced thrift the manpower, improved the level and smooth efficiency to the connection chassis moreover to a certain extent.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. The utility model provides a trimmer for high platform ball valve which characterized in that: comprises a bracket component (1), and a shaping die (2) and a hydraulic component (3) which are arranged on the bracket component (1); a through hole (21) is formed in the shaping die (2), the hydraulic assembly (3) comprises a hydraulic cylinder (31), and a piston rod of the hydraulic cylinder (31) faces the through hole (21); the end part of a piston rod of the liquid supply cylinder (31) extends into the shaping die (2) through the through hole (21); limiting plates (4) are arranged on the shaping die (2), and the limiting plates (4) are respectively positioned on two sides of the shaping die (2); a limiting groove (41) for inserting and limiting the connecting chassis is formed between the limiting plate (4) and the shaping die (2); the through hole (21) is communicated with the limiting groove (41).

2. The trimmer according to claim 1, wherein the trimmer comprises: a piston top block (311) is arranged on a piston rod of the hydraulic cylinder (31), and the side wall of the piston top block (311) departing from the piston rod of the hydraulic cylinder (31) is parallel to the bottom surface of the connecting chassis; the cross-sectional area of the piston top block (311) is larger than that of a piston rod of the hydraulic cylinder (31).

3. The trimmer according to claim 2, wherein the trimmer comprises: an accommodating cavity (22) is formed in the shaping mold (2), an opening at one end of the accommodating cavity (22) is communicated with the limiting groove (41), and an opening at the other end of the accommodating cavity (22) is communicated with the through hole (21); the piston top block (311) is arranged on the inner side wall of the accommodating cavity (22) in a sliding mode.

4. The trimmer according to claim 1, wherein the trimmer comprises: a through mounting hole (42) is formed in the limiting plate (4), and a connecting piece (43) is arranged in the mounting hole (42); the shaping die (2) is provided with a threaded hole (23) communicated with the mounting hole (42), and the end part of the connecting piece (43) is inserted into and screwed in the threaded hole (23).

5. The trimmer according to claim 4, wherein the trimmer comprises: the limiting plate (4) is provided with a stop block (44) located in the limiting groove (41), and the stop block (44) is located on one side of the limiting groove (41).

6. The trimmer according to claim 5, wherein the trimmer comprises: and a chamfer (45) is formed at the joint between the stop block (44) and the limiting groove (41), and the chamfer (45) faces the limiting groove (41) and is used for being inserted into one side opening of the connecting chassis.

7. The trimmer according to claim 1, wherein the trimmer comprises: a sliding groove (11) positioned at the bottom of the shaping mold (2) is formed in the support assembly (1), and a fixing piece (12) is arranged in the sliding groove (11); the shaping die (2) is provided with a through hole (24) communicated with the sliding groove (11), and one end of the fixing piece (12) is inserted into the through hole (24).

8. The trimmer according to claim 1, wherein the trimmer comprises: the outer side wall of the piston rod of the hydraulic cylinder (31) is attached to the inner side wall of the through hole (21).