CN211516701U

CN211516701U - Platform ball valve body turning clamping machine constructs

Info

Publication number: CN211516701U
Application number: CN202020072611.8U
Authority: CN
Inventors: 章阳; 王波; 何秀照; 张莎莎
Original assignee: Wenzhou Dike Valve Technology Co ltd
Current assignee: Wenzhou Dike Valve Technology Co ltd
Priority date: 2020-01-14
Filing date: 2020-01-14
Publication date: 2020-09-18
Anticipated expiration: 2030-01-14

Abstract

The utility model belongs to the technical field of valve body turning clamping machine constructs technique and specifically relates to a platform ball valve body turning clamping machine constructs, comprises a workbench, the top fixedly connected with U-shaped mount of workstation. Through rotating the two-way screw rod, drive two movable plates and remove in opposite directions, the movable plate drives two installation axles and is in the position of easy to assemble valve body, press two convex stiff ends in opposite directions simultaneously, make the opening of valve body both sides cup joint on the surface of two convex stiff ends, then thrust unit promotes the boss shape and promotes the piece, the boss shape promotes the piece and promotes the backup pad through promoting the spout outside, the backup pad promotes convex stiff end, make two convex stiff ends move to the outside and paste tightly until the inner wall with the valve body, fix the valve body, the threaded rod is fixed a position under the effect of screw thread, consequently, the position of adjusting is fixed, reach the effect of stabilizing the centre gripping, avoid the valve body to rock and influence the problem of the.

Description

Platform ball valve body turning clamping machine constructs

Technical Field

The utility model relates to a technical field is constructed in valve body turning clamping, especially relates to a platform ball valve body turning clamping machine constructs.

Background

The patent document with publication number CN207495014U among the prior art discloses a clamping device for ball valve production, including the fixed station, seted up the shifting chute on the fixed station, the shifting chute internal slipping has two dead levers, and the bottom of every dead lever all fixed the cup joints has the bearing, and the gear has been cup jointed to the outer wall of bearing, has seted up the tooth's socket corresponding with the gear on two vertical inside walls of shifting chute. However, the clamping device is simple in structure, clamps the surface of the ball valve by the supporting force of the spring, is poor in stability, and is easy to shake in the machining process.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving and having clamping device among the prior art because the structure is fairly simple, lean on spring-supported power to carry out the centre gripping to the surface of ball valve, stability is relatively poor, produces easily at the in-process of processing and rocks to shelter from, unable comprehensive processing's shortcoming to the surface, and a platform ball valve body turning clamping mechanism that provides.

In order to achieve the above purpose, the utility model adopts the technical scheme that: a turning and clamping mechanism for a valve body of a platform ball valve comprises a workbench, wherein a U-shaped fixing frame is fixedly connected to the top of the workbench, two sides of the inner wall of the U-shaped fixing frame are jointly and rotatably connected with a bidirectional screw rod, two ends of the bidirectional screw rod penetrate through the U-shaped fixing frame and are fixedly connected with a rotary table, two sides of the surface of the bidirectional screw rod and positions on the outer side of the U-shaped fixing frame are respectively connected with a rotary positioning mechanism, two parallel supporting rods are fixedly connected to the inner wall of the U-shaped fixing frame, two symmetrical movable plates are jointly and slidably connected to the surfaces of the two supporting rods, a fastening mechanism is connected to the side surface of each movable plate corresponding to the corresponding supporting rod, the two movable plates are respectively in threaded connection with two opposite thread surfaces of the bidirectional screw rod, an installation shaft is inserted into, the equal sliding connection in top and the bottom of mounting groove inner wall has the backup pad, the outside fixedly connected with stopper of backup pad, two be connected with reset spring jointly between the backup pad, the installation axle is worn out to the tip of backup pad and the convex stiff end of fixedly connected with, the promotion spout has been seted up to the medial surface of backup pad, two common sliding connection has the boss shape to promote the piece on the inner wall of promotion spout, the side that the boss shape promoted the piece is connected with thrust unit.

Preferably, the rotary positioning mechanism comprises a fixed sleeve, the fixed sleeve is slidably connected to the surface of the bidirectional screw, the bottom of the fixed sleeve is fixedly connected to the top of the workbench, and the top of the fixed sleeve is in threaded connection with a fixing bolt.

Preferably, the two sides of the U-shaped fixing frame are fixedly connected with bearings corresponding to the positions of the two-way screws, and the inner wall of the inner ring of each bearing is fixedly connected to the surface of each two-way screw.

Preferably, the fastening mechanism comprises a positioning sleeve, the positioning sleeve is fixedly connected to the side face of the moving plate, the positioning sleeve is slidably connected to the surface of the supporting rod, and the top of the positioning sleeve is in threaded connection with a fastening bolt.

Preferably, thrust unit includes the threaded rod, threaded rod fixed connection is in the side of boss shape promotes the piece, the side of threaded rod runs through the installation axle and extends to its outside, the surface and the installation threaded connection of threaded rod, the tip fixed connection of threaded rod has rotatory handle.

Compared with the prior art, the utility model discloses following beneficial effect has:

1. the utility model discloses a rotate two-way screw rod, drive two movable plates and remove in opposite directions, the movable plate drives two installation axles and is in the position of easy to assemble valve body, press two convex stiff ends in opposite directions simultaneously, make the opening of valve body both sides cup joint the on the surface of two convex stiff ends, then thrust unit promotes the boss shape and promotes the piece, the boss shape promotes the piece and promotes the backup pad through promoting the spout to the outside, the backup pad promotes convex stiff end, make two convex stiff ends move to the outside and paste tightly until the inner wall with the valve body, fix the valve body, the threaded rod is fixed a position under the effect of screw thread, consequently, the position of adjusting is fixed, reach the effect of stabilizing the centre gripping, avoid the valve body to rock and influence the.

Drawings

Fig. 1 is a first perspective view of a platform ball valve body turning and clamping mechanism of the present invention after a partial section;

FIG. 2 is an enlarged view of a portion A of FIG. 1 according to the present invention;

FIG. 3 is a schematic structural view of a turning and clamping mechanism of a platform ball valve body of the present invention;

fig. 4 is a perspective view of the middle arc-shaped fixing end of the utility model.

In the figure: the device comprises a workbench 1, a U-shaped fixed frame 2, a bidirectional screw 3, a turntable 4, a fixed sleeve 5, a fixed bolt 6, a support rod 7, a movable plate 8, a mounting shaft 9, a mounting groove 10, a support plate 11, a limiting block 12, a return spring 13, an arc-shaped fixed end 14, a pushing sliding groove 15, a threaded rod 16, a rotating handle 17, a boss-shaped pushing block 18, a positioning sleeve 19, a fastening bolt 20 and a bearing 21.

Detailed Description

The following description is presented to disclose the invention so as to enable any person skilled in the art to practice the invention. The preferred embodiments in the following description are given by way of example only, and other obvious variations will occur to those skilled in the art.

The turning and clamping mechanism for the valve body of the platform ball valve shown in fig. 1-4 comprises a workbench 1, and is characterized in that the top of the workbench 1 is fixedly connected with a U-shaped fixing frame 2, two sides of the inner wall of the U-shaped fixing frame 2 are jointly and rotatably connected with two-way screws 3, two ends of each two-way screw 3 penetrate through the U-shaped fixing frame 2 and are fixedly connected with a turntable 4, two sides of the U-shaped fixing frame 2 corresponding to the two-way screws 3 are fixedly connected with bearings 21, the inner wall of the inner ring of each bearing 21 is fixedly connected to the surface of the two-way screw 3, two sides of the surface of each two-way screw 3 and the positions of the two sides of the U-shaped fixing frame 2, which are positioned outside the U-shaped fixing frame, are fixedly connected with two supporting rods 7 which are parallel to each other, the surfaces of the two supporting rods 7 are jointly and slidably, two movable plates 8 are respectively in threaded connection with two opposite thread surfaces of the two-way screw 3, the bearing 21 is arranged, the two-way screw 3 is rotationally connected to the U-shaped fixing frame 2, the two-way screw 3 is rotated through the turntable 4, the two movable plates 8 are driven to move oppositely by external threads of the two-way screw 3, and the effect of adjusting the position of the movable plates 8 is achieved.

The rotary positioning mechanism comprises a fixed sleeve 5, the fixed sleeve 5 is slidably connected to the surface of the two-way screw rod 3, the bottom of the fixed sleeve 5 is fixedly connected to the top of the workbench 1, the top of the fixed sleeve 5 is in threaded connection with a fixing bolt 6, after the position of the movable plate 8 is adjusted, the fixing bolt 6 can be screwed up, the end of the fixing bolt 6 penetrates into the inner part of the fixed sleeve 5 and the two-way screw rod 3 to be in mutual contact, and the purpose of preventing the two-way screw rod 3 from being rotated without reason under the action of external force is.

The fastening mechanism comprises a positioning sleeve 19, the positioning sleeve 19 is fixedly connected to the side face of the moving plate 8, the positioning sleeve 19 is slidably connected to the surface of the supporting rod 7, a fastening bolt 20 is connected to the top of the positioning sleeve 19 in a threaded mode, and after the position of the moving plate 8 is adjusted, the fastening bolt 20 is screwed down, so that the end portion of the fastening bolt 20 is in contact with the surface of the supporting rod 7, and the effect of positioning the position of the moving plate 8 is achieved.

The side of the moving plate 8 is inserted with an installation shaft 9, one side of two installation shafts 9 close to each other is provided with an installation groove 10, the top and the bottom of the inner wall of the installation groove 10 are both connected with a support plate 11 in a sliding manner, the outer side of the support plate 11 is fixedly connected with a limit block 12, a return spring 13 is commonly connected between the two support plates 11, the end part of the support plate 11 penetrates through the installation shaft 9 and is fixedly connected with a circular arc-shaped fixed end 14, the inner side surface of the support plate 11 is provided with a push chute 15, the inner walls of the two push chutes 15 are commonly connected with a boss-shaped push block 18 in a sliding manner, the side surface of the boss-shaped push block 18 is connected with a pushing device, the two circular arc-shaped fixed ends 14 are pressed in opposite directions at the same time, the through holes at two sides of the valve body are sleeved on the, the supporting plate 11 pushes the circular arc-shaped fixing ends 14, so that the two circular arc-shaped fixing ends 14 move outwards until being tightly attached to the inner wall of the valve body, and the valve body is fixed.

The working principle is as follows: the two moving plates 8 are driven to move oppositely by rotating the bidirectional screw 3, the moving plates 8 drive the two mounting shafts 9 to be positioned at the positions convenient for mounting the valve body, simultaneously, the two circular arc fixing ends 14 are pressed oppositely, so that the through holes at the two sides of the valve body are sleeved on the surfaces of the two circular arc fixing ends 14, then the threaded rod 16 is rotated, the threaded rod 16 moves under the action of the internal thread of the mounting shaft 9, the threaded rod 16 pushes the boss-shaped pushing block 18, the boss-shaped pushing block 18 pushes the support plate 11 outwards through the pushing sliding groove 15, the support plate 11 pushes the circular arc-shaped fixed end 14, so that the two arc-shaped fixed ends 14 move outwards until the two arc-shaped fixed ends are tightly attached to the inner wall of the valve body, the valve body is fixed, the threaded rod 16 is positioned under the action of the threads, so that the adjusting position is fixed, the effect of stable clamping is achieved, and the problem that the machining quality is affected due to the shaking of the valve body is solved.

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. A turning and clamping mechanism for a valve body of a platform ball valve comprises a workbench (1) and is characterized in that a U-shaped fixing frame (2) is fixedly connected to the top of the workbench (1), two sides of the inner wall of the U-shaped fixing frame (2) are jointly and rotatably connected with a two-way screw (3), two ends of the two-way screw (3) penetrate out of the U-shaped fixing frame (2) and are fixedly connected with a turntable (4), two sides of the surface of the two-way screw (3) and the positions of the two sides of the U-shaped fixing frame (2) are both connected with a rotary positioning mechanism, two supporting rods (7) which are parallel to each other are fixedly connected to the inner wall of the U-shaped fixing frame (2), two movable plates (8) which are symmetrical to each other are jointly and slidably connected to the surfaces of the two supporting rods (7), and fastening mechanisms are connected to, the two moving plates (8) are respectively in threaded connection with two opposite thread surfaces of the bidirectional screw (3), mounting shafts (9) are inserted into the side surfaces of the moving plate (8), mounting grooves (10) are formed in the sides, close to the two mounting shafts (9), the top and the bottom of the inner wall of the mounting groove (10) are both connected with a supporting plate (11) in a sliding way, the outer side of the supporting plate (11) is fixedly connected with a limiting block (12), a return spring (13) is connected between the two supporting plates (11) together, the end part of the supporting plate (11) penetrates through the mounting shaft (9) and is fixedly connected with a circular arc-shaped fixing end (14), push sliding grooves (15) are formed in the inner side face of the supporting plate (11), a boss-shaped push block (18) is connected to the inner wall of each push sliding groove (15) in a sliding mode, and a pushing device is connected to the side face of each boss-shaped push block (18).

2. The turning and clamping mechanism for the valve body of the platform ball valve as claimed in claim 1, wherein the rotary positioning mechanism comprises a fixing sleeve (5), the fixing sleeve (5) is slidably connected on the surface of the two-way screw (3), the bottom of the fixing sleeve (5) is fixedly connected to the top of the workbench (1), and the top of the fixing sleeve (5) is in threaded connection with a fixing bolt (6).

3. The turning and clamping mechanism for the valve body of the platform ball valve according to claim 1, wherein bearings (21) are fixedly connected to the two sides of the U-shaped fixing frame (2) at positions corresponding to the two-way screws (3), and the inner wall of the inner ring of each bearing (21) is fixedly connected to the surface of each two-way screw (3).

4. The turning and clamping mechanism for the valve body of the platform ball valve according to claim 1, wherein the fastening mechanism comprises a positioning sleeve (19), the positioning sleeve (19) is fixedly connected to the side surface of the moving plate (8), the positioning sleeve (19) is slidably connected to the surface of the supporting rod (7), and a fastening bolt (20) is in threaded connection with the top of the positioning sleeve (19).

5. The turning and clamping mechanism for the valve body of the platform ball valve according to claim 1, wherein the pushing device comprises a threaded rod (16), the threaded rod (16) is fixedly connected to the side surface of the boss-shaped pushing block (18), the side surface of the threaded rod (16) penetrates through the mounting shaft (9) and extends to the outside of the mounting shaft, the surface of the threaded rod (16) is in threaded connection with the mounting shaft (9), and a rotating handle (17) is fixedly connected to the end part of the threaded rod (16).