CN219541806U

CN219541806U - Adjustable valve double-sided milling fixture

Info

Publication number: CN219541806U
Application number: CN202320778867.4U
Authority: CN
Inventors: 雷学辉; 刘跃强
Original assignee: Hebei Jiangde Valve Co ltd
Current assignee: Hebei Jiangde Valve Co ltd
Priority date: 2023-04-10
Filing date: 2023-04-10
Publication date: 2023-08-18
Anticipated expiration: 2033-04-10

Abstract

The utility model discloses an adjustable valve double-sided milling fixture which comprises a mounting bottom plate, a supporting plate and a mounting top plate, wherein the supporting plate is vertically arranged and fixedly connected with the mounting bottom plate, the mounting top plate is positioned above the mounting bottom plate, a lifting screw rod penetrates through the top of the supporting plate, the bottom of the lifting screw rod is connected with the mounting top plate, a first fixed V-shaped block and a first movable V-shaped block are arranged on the mounting bottom plate, the first fixed V-shaped block is fixedly arranged at the top of the mounting bottom plate, the first movable V-shaped block is slidably arranged at the top of the mounting bottom plate, a second fixed V-shaped block and a second movable V-shaped block are arranged at the bottom of the mounting top plate, the second fixed V-shaped block and the first fixed V-shaped block are correspondingly arranged, and the second movable V-shaped block is slidably arranged at the bottom of the mounting top plate. The first fixed V-shaped block, the first movable V-shaped block, the second fixed V-shaped block and the second movable V-shaped block can meet the clamping of valves with different diameters and different lengths.

Description

Adjustable valve double-sided milling fixture

Technical Field

The utility model relates to the technical field of valve machining fixtures, in particular to an adjustable valve double-sided milling fixture.

Background

When milling two flange surfaces of a valve, in order to reduce the times of machining turn-over, a horizontal numerical control double-sided milling machine is usually adopted to machine the two flange surfaces of the valve through one-time clamping. The double-sided milling fixture is arranged between two milling cutters of the double-sided milling machine to clamp the valve, the existing double-sided milling fixture is a special fixture which can only clamp the valve with the same specification, the fixtures with different specifications are needed for the valve with different specifications, and the number of the fixtures is large, so that the production cost is not facilitated.

Disclosure of Invention

Aiming at the problems, the utility model aims to provide an adjustable valve double-sided milling fixture, which is used for solving the problems that the existing double-sided milling fixture is only suitable for clamping valves of one specification, cannot adapt to the large number of fixtures caused by clamping valves of various specifications and is not beneficial to saving production cost.

The utility model is realized in the following way:

the utility model provides a two-sided milling fixture of valve with adjustable, including mounting plate, backup pad and mounting plate, the vertical setting of backup pad and with mounting plate fixed connection, the mounting plate is located mounting plate's top, lifting screw is worn to be equipped with at the top of backup pad, lifting screw's bottom is connected with the mounting plate, be equipped with first fixed V type piece and first removal V type piece on the mounting plate, first fixed V type piece sets firmly at mounting plate's top, first removal V type piece slides and sets up at mounting plate's top, mounting plate's bottom is equipped with second fixed V type piece and second and removes V type piece, second fixed V type piece corresponds the setting with first fixed V type piece, the second removes V type piece and slides the bottom that sets up at the mounting plate.

Further, the bottom of the first movable V-shaped block is fixedly provided with a first sliding block, the top of the mounting bottom plate is provided with a first sliding groove, and the first sliding block is embedded in the first sliding groove and is in sliding connection with the first sliding groove.

Further, one end at the top of the mounting bottom plate is provided with a first baffle, a first screw rod is arranged on the first baffle in a rotating mode, and the first movable V-shaped block is sleeved on the first screw rod through thread movement.

Further, the top of the second movable V-shaped block is fixedly provided with a second sliding block, the bottom of the mounting top plate is provided with a second sliding groove, and the second sliding block is embedded in the second sliding groove and is in sliding connection with the second sliding groove.

Further, the cross sections of the first sliding block, the second sliding block, the first sliding groove and the second sliding groove are T-shaped.

Further, one end of the bottom of the mounting top plate is provided with a second baffle, a second screw rod is arranged on the second baffle in a rotating mode, and the second movable V-shaped block is sleeved on the second screw rod through thread movement.

Further, the lifting screw penetrates through the top plate of the supporting plate and is in vertical sliding connection with the top plate, two nuts are connected to the lifting screw in a threaded mode, and the two nuts are located above and below the top plate respectively.

Further, the top of the mounting top plate is fixedly provided with a supporting lug, the supporting lug is rotationally connected with the lifting screw rod through a rotating shaft, and the axial direction of the rotating shaft is perpendicular to the arrangement direction of the second fixed V-shaped block and the second movable V-shaped block.

Further, four mounting holes are formed in the mounting base plate and are respectively located at four corners of the mounting base plate.

The beneficial effects of the utility model are as follows:

according to the adjustable valve double-sided milling fixture, the valve flange is clamped through the first fixed V-shaped block, the first movable V-shaped block and the second fixed V-shaped block, wherein the first fixed V-shaped block and the second movable V-shaped block are arranged at the lower part of the adjustable valve double-sided milling fixture, and the V-shaped grooves are arranged to clamp valves with different diameters; the clamping of valves with different lengths is satisfied by moving the first movable V-shaped block and the second movable V-shaped block, and only one set of double-sided milling fixture is used, so that the clamping of the valves with different diameters and different lengths can be satisfied, the production cost is saved, and the economic benefit is improved; the lifting screw is rotationally connected with the mounting top plate, so that the self-adaption and automatic adjustment are realized when the two flange sizes of the valve have errors through the clamping of the V-shaped groove, and the valve has practicability.

Drawings

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

FIG. 2 is a left side view of the present utility model;

FIG. 3 is a front view of the present utility model;

fig. 4 is a schematic perspective view of a first moving V-block according to the present utility model.

Reference numerals illustrate:

1. a mounting base plate; 11. a mounting hole; 12. a first chute; 13. a first baffle; 14. a first screw; 2. a support plate; 21. a top plate; 3. installing a top plate; 31. a second chute; 32. a second baffle; 33. a second screw; 34. a support lug; 35. a rotating shaft; 4. lifting screw rods; 41. a nut; 5. a first fixed V-block; 6. a first moving V-block; 61. a first slider; 7. a second fixed V-block; 8. a second moving V-block; 9. and (3) a valve.

Detailed Description

The technical solutions in the embodiments of the present utility model are clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model. In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present utility model, but the present utility model may be practiced in other ways other than those described herein, and persons skilled in the art will readily appreciate that the present utility model is not limited to the specific embodiments disclosed below.

The adjustable valve double-sided milling fixture of the utility model is shown in fig. 1-4, and comprises a mounting bottom plate 1, a supporting plate 2 and a mounting top plate 3. The supporting plate 2 is of a C-shaped structure, is vertically arranged and is fixedly connected with the mounting bottom plate 1. The installation roof 3 is located the top of mounting plate 1, and lifting screw 4 is worn to be equipped with at the top of backup pad 2, and the bottom and the installation roof 3 of lifting screw 4 are connected.

As shown in fig. 1, the mounting base plate 1 is fixedly connected with a working table of a double-sided milling machine, four mounting holes 11 are formed in the mounting base plate 1, and the four mounting holes 11 are respectively located at four corners of the mounting base plate 1 and are used for fastening connection between the mounting base plate 1 and the working table. The four mounting holes 11 are all strip holes, so that the position of the mounting bottom plate 1 on the workbench surface can be conveniently adjusted.

The mounting baseplate 1 is provided with a first fixed V-shaped block 5 and a first movable V-shaped block 6, the first fixed V-shaped block 5 and the first movable V-shaped block 6 are arranged along the length direction of the mounting baseplate 1, the openings of V-shaped grooves on the first fixed V-shaped block 5 and the first movable V-shaped block 6 are upward, the V-shaped grooves are used for placing a valve 9, the outer periphery of a flange of the valve 9 is abutted to the V-shaped grooves, the V-shaped grooves are applicable to valves 9 with different diameters, and the application range is larger. The first fixed V-shaped block 5 is fixedly arranged at the top of the mounting base plate 1, and the first movable V-shaped block 6 is slidably arranged at the top of the mounting base plate 1. As shown in fig. 1 and 4, the bottom of the first moving V-shaped block 6 is fixedly provided with two first sliding blocks 61, and the two first sliding blocks 61 are convexly arranged at the bottom of the first moving V-shaped block 6 and are arranged along the length direction thereof. The top of the mounting base plate 1 is provided with two first sliding grooves 12, and the number of the first sliding grooves 12 is two. The two first sliding blocks 61 are respectively embedded in the two first sliding grooves 12 and are in sliding connection with the two first sliding grooves 12, the cross sections of the first sliding blocks 61 and the first sliding grooves 12 are T-shaped and are arranged in a size fit mode, and the first sliding blocks 61 are ensured to slide flexibly in the first sliding grooves 12 without blocking. One end at the top of the mounting base plate 1 is provided with a first baffle 13, the first baffle 13 is perpendicular to the mounting base plate 1, a first screw 14 is rotatably arranged on the first baffle 13 in a penetrating mode, and the first movable V-shaped block 6 is sleeved on the first screw 14 through thread movement. Through rotating first screw rod 14, first screw rod 14 drives first removal V type piece 6 and removes along the length direction of first spout 12 to this adjusts the distance between first removal V type piece 6 and the first fixed V type piece 5, and then satisfies first fixed V type piece 5, two V type inslot of first removal V type piece 6 can place valve 9 of different length.

As shown in fig. 3, a second fixed V-shaped block 7 and a second movable V-shaped block 8 are arranged at the bottom of the mounting top plate 3, the second fixed V-shaped block 7 and the first fixed V-shaped block 5 are correspondingly arranged, the second fixed V-shaped block 7 and the second movable V-shaped block 8 are arranged along the length direction of the mounting top plate 3, the openings of V-shaped grooves of the second fixed V-shaped block 7 and the second movable V-shaped block 8 are downward and respectively form a containing space for containing a valve 9 with the V-shaped grooves of the first fixed V-shaped block 5 and the first movable V-shaped block 6, and the valve 9 is arranged between the upper V-shaped groove and the lower V-shaped groove. The second removes V type piece 8 and slides and set up in the bottom of installing roof 3, and the top of second removes V type piece 8 has set firmly second slider (not shown in the figure), and the quantity of second slider is two, and two second sliders are protruding to be located the top of second removal V type piece 8 and arrange the setting along its length direction. The second moving V-block 8 has the same structure as the first moving V-block 6, as can be seen in fig. 4. The bottom of the mounting top plate 3 is provided with two second sliding grooves 31, and the number of the second sliding grooves 31 is two. The second slider is embedded in the second chute 31 and is slidably connected with the second chute. The sections of the second sliding block and the second sliding groove 31 are T-shaped and are arranged in a size matching manner, so that the second sliding block can slide in the second sliding groove 31 flexibly without blocking. One end of the bottom of the installation top plate 3 is provided with a second baffle plate 32, the second baffle plate 32 is perpendicular to the installation top plate 3, a second screw rod 33 is rotatably arranged on the second baffle plate 32 in a penetrating mode, and the second screw rod 33 and the second movable V-shaped block 8 are sleeved on the second screw rod 33 through thread movement. By rotating the second screw rod 33, the second screw rod 33 drives the second movable V-shaped block 8 to move along the length direction of the second chute 31, so that the distance between the second movable V-shaped block 8 and the second fixed V-shaped block 7 is adjusted, and further, the condition that valves 9 with different lengths can be placed in the second fixed V-shaped block 7 and the two V-shaped grooves of the second movable V-shaped block 8 is met.

The lifting screw 4 penetrates through the top plate 21 of the supporting plate 2 and is vertically and slidably connected with the top plate, two nuts 41 are connected to the lifting screw 4 in a threaded mode, and the two nuts 41 are respectively located above and below the top plate 21. After the two nuts 41 are loosened and the height of the lifting screw 4 is adjusted, the two nuts 41 are tightened again, that is, the position of the lifting screw 4 is adjusted. The top of installation roof 3 has set firmly journal stirrup 34, and the quantity of journal stirrup 34 is two, and two journal stirrups 34 set up around, rotate through pivot 35 between journal stirrup 34 and the lifting screw 4 and be connected, and the axial of pivot 35 sets up with the fixed V type piece of second 7, the second removal V type piece 8 arrangement direction is perpendicular. The pivot 35 runs through lug 34 and lifting screw 4, pivot 35 and lifting screw 4 fixed connection to rotate with lug 34 and be connected, lug 34 and installation roof 3 fixed connection again, and then make installation roof 3 and lifting screw 4 rotate to be connected, and installation roof 3 can rotate with the axis of pivot 35 as the center pin. When the two flange external diameters of the valve 9 have errors, the two V-shaped grooves on the second fixed V-shaped block 7 and the second movable V-shaped block 8 are respectively abutted against the outer peripheral edge of the flange of the valve 9, and the mounting top plate 3 is pushed to rotate around the rotating shaft 35, so that the self-adaption and the automatic adjustment when the two flange sizes of the valve 9 have errors are realized, and the valve has practicability.

When the adjustable valve double-sided milling fixture is used, first, according to the distance between two flanges of a valve 9, a first screw 14 is rotated to drive a first movable V-shaped block 6 to move, the distance between the first fixed V-shaped block 5 and the first movable V-shaped block 6 is ensured to be matched with the distance between the two flanges of the valve 9, the outer peripheries of the flanges of the valve 9 are respectively abutted with V-shaped grooves of the first fixed V-shaped block 5 and the first movable V-shaped block 6, a second screw 33 is also rotated, a second movable V-shaped block 8 is adjusted to move along the length direction of a mounting top plate 3 and is consistent with the position of the first movable V-shaped block 6, two nuts 41 on a lifting screw 4 are loosened to enable the lifting screw 4 to move downwards, the second fixed V-shaped block 7 and the second movable V-shaped block 8 are driven to move downwards, V-shaped grooves of the second fixed V-shaped block 7 and the second movable V-shaped block 8 are respectively abutted with the outer sides Zhou Xiangdi of the flanges of the valve 9, the second fixed V-shaped block 7 and the second movable V-shaped block 8 are buckled on the upper parts of the flanges 9 at the moment, and the outer peripheries of the flanges of the valve 9 are clamped by the nuts 41, and the flanges are clamped after the flanges are processed.

While the utility model has been described with respect to the preferred embodiments, it will be understood by those skilled in the art that various changes and modifications may be made without departing from the spirit of the utility model, and it is intended to cover the utility model as defined in the appended claims.

Claims

1. The utility model provides a two-sided milling fixture of valve with adjustable, its characterized in that, including mounting plate (1), backup pad (2) and installation roof (3), backup pad (2) vertical setting and with mounting plate (1) fixed connection, installation roof (3) are located the top of mounting plate (1), lifting screw (4) are worn to be equipped with at the top of backup pad (2), the bottom of lifting screw (4) with mounting plate (3) are connected, be equipped with first fixed V type piece (5) and first removal V type piece (6) on mounting plate (1), first fixed V type piece (5) set firmly the top of mounting plate (1), first removal V type piece (6) slide and set up the top of mounting plate (1), the bottom of mounting plate (3) is equipped with second fixed V type piece (7) and second removal V type piece (8), second fixed V type piece (7) with first fixed V type piece (5) correspond and set up, second removal V type piece (8) is in the bottom of mounting plate (3).

2. The adjustable valve double-sided milling fixture according to claim 1, wherein a first sliding block (61) is fixedly arranged at the bottom of the first movable V-shaped block (6), a first sliding groove (12) is formed in the top of the mounting base plate (1), and the first sliding block (61) is embedded in the first sliding groove (12) and is in sliding connection with the first sliding groove.

3. The adjustable valve double-sided milling fixture according to claim 2, wherein a first baffle (13) is arranged at one end of the top of the mounting base plate (1), a first screw (14) is rotatably arranged on the first baffle (13), and the first movable V-shaped block (6) is sleeved on the first screw (14) through thread movement.

4. The adjustable valve double-sided milling fixture according to claim 2, wherein a second sliding block is fixedly arranged at the top of the second movable V-shaped block (8), a second sliding groove (31) is formed in the bottom of the mounting top plate (3), and the second sliding block is embedded in the second sliding groove (31) and is in sliding connection with the second sliding groove.

5. The adjustable valve double-sided milling fixture of claim 4, wherein the first slider (61), the second slider, the first runner (12) and the second runner (31) are all T-shaped in cross section.

6. The adjustable valve double-sided milling fixture according to claim 1, wherein a second baffle (32) is arranged at one end of the bottom of the mounting top plate (3), a second screw (33) is rotatably arranged on the second baffle (32), and the second movable V-shaped block (8) is sleeved on the second screw (33) through thread movement.

7. Adjustable valve double-sided milling fixture according to claim 1, characterized in that the lifting screw (4) penetrates the top plate (21) of the support plate (2) and is in vertical sliding connection with it, two nuts (41) are screwed on the lifting screw (4), and the two nuts (41) are respectively located above and below the top plate (21).

8. The adjustable valve double-sided milling fixture according to claim 1, wherein a supporting lug (34) is fixedly arranged at the top of the mounting top plate (3), the supporting lug (34) is rotationally connected with the lifting screw (4) through a rotating shaft (35), and the axial direction of the rotating shaft (35) is perpendicular to the arrangement direction of the second fixed V-shaped block (7) and the second movable V-shaped block (8).

9. The adjustable valve double-sided milling fixture according to claim 1, wherein four mounting holes (11) are formed in the mounting base plate (1), and the four mounting holes (11) are respectively located at four corners of the mounting base plate (1).