CN209408240U - A kind of excavator throttle valve means for correcting - Google Patents

Abstract

The utility model discloses a kind of excavator throttle valve means for correctings, including support plate, means for correcting and follow grinding jig, the means for correcting side is fixed on the supporting plate, the means for correcting includes the first V-groove and the second V-groove being symmetricly set on V-block, the opposite V-block of first V-groove is equipped with top board, positioning core axle is fixed in the first V-groove by the top board, the positioning core axle lower end connects guide pin, the opposite V-block of second V-groove is equipped with lower platen, described lower platen one end is fixedly connected with V-block, the lower platen other end is equipped with U-shaped notch and locking member is placed in U-shaped notch.This kind of excavator throttle valve means for correcting is detected after correction with concentricity measurer, all guarantees 0.03mm hereinafter, speed is fast, precision is accurate, and convenient disassembly, production efficiency greatly improves.One worker can complete to process.

Description

A kind of excavator throttle valve means for correcting

Technical field

The utility model relates to a kind of means for correcting, in particular to a kind of excavator throttle valve means for correcting.

Background technique

Throttle valve sealed seat surface and directed center holes, eccentric with valve body outer circle 1.5mm, technique requires the conical surface and mesoporous coaxial Spend 0.001um, circularity 0.4um, roughness Ra 0.2-0.4um, aperture 2.0mm；It can only be ground using newest high-velocity electrons bistrique Processing, bistrique revolving speed 10-12 ten thousand are per minute.Since hole bias can only be using clamping Core rod clamp be followed, but it must be ensured that 2.0 Mesoporous and clamping plug concentricity, can rotary grinding mesoporous within 0.02-0.03mm.It is existing in order to guarantee coaxiality error Have technology use and cap on be corrected with 4 screws, then detected on concentricity measurer and reach requirement and do not have, be not achieved Continuing to readjust correction, speed is very slow, inefficiency, production scene, and people's property of the institution product concentricity a, people works, Cost is very high, and production efficiency is low, can not carry out large-scale serial production.For this purpose, it is proposed that a kind of excavator throttle valve school Equipment.

Utility model content

The main purpose of the utility model is to provide a kind of excavator throttle valve means for correctings, can effectively solve background The problems in technology.

To achieve the above object, the technical solution that the utility model is taken are as follows:

A kind of excavator throttle valve means for correcting, including support plate, means for correcting and grinding jig is followed, the means for correcting Side is fixed on the supporting plate, and the means for correcting includes the first V-groove and the second V-groove being symmetricly set on V-block, institute The opposite V-block of the first V-groove is stated equipped with top board, positioning core axle is fixed in the first V-groove by the top board, described Positioning core axle lower end connects guide pin, and the opposite V-block of second V-groove is equipped with lower platen, described lower platen one end and V Type block is fixedly connected, and the lower platen other end is equipped with U-shaped notch and locking member is placed in U-shaped notch, is followed described in timing Grinding jig is placed in the second V-groove and moving up will follow grinding jig to fix after insertion guide pin by locking member.

Further, described that grinding jig is followed to include clamping plug, the clamping plug top is equipped with throttle valve seat and simultaneously Cap, timing throttle valve is placed in locking on throttle valve seat and cap is integrally formed, and the clamping plug is placed in the second V-groove and logical Locking member is crossed to fix.

Further, the positioning core axle excircle dimension is identical as clamping plug excircle dimension.

Further, the locking member is M8 bolt.

Further, first V-groove and the second V-groove size are identical.

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

One, by the way that positioning core axle and guide pin to be fixed in the first V-groove, correction reference is formed, production to be processed is utilized The hole of product is matched with guide pin, and structure design simple and stable is good and easily realizes, calibration effect is good；

Two, by the cooperation of U-shaped notch and locking member, it is easy to fix lower platen, to grinding jig will be followed to fix It in the second V-groove, avoids generating displacement, leads to correction inaccuracy；

This kind of excavator throttle valve means for correcting is detected after correction with concentricity measurer, all guarantees 0.03mm hereinafter, speed Degree is fast, and precision is accurate, and convenient disassembly, production efficiency greatly improves.One worker can complete to process.

Detailed description of the invention

Fig. 1 is the utility model excavator throttle valve means for correcting schematic perspective view；

Fig. 2, Fig. 3 are the utility model excavator throttle valve means for correcting side view；

Fig. 4 is the utility model excavator throttle valve means for correcting partial structure diagram；

Fig. 5 is that the utility model excavator throttle valve means for correcting is directed to schematic diagram of product structure.

In figure: 1, support plate；2, means for correcting；3, grinding jig is followed；4, V-block；5, the first V-groove；6, the second V-type Slot；7, top board；8, positioning core axle；9, guide pin；10, lower platen；11, U-shaped notch；12, locking member；13, plug is clamped； 14, throttle valve seat；And cap 15,.

Specific embodiment

To be easy to understand the technical means, creative features, achievement of purpose, and effectiveness of the utility model, below In conjunction with specific embodiment, the utility model is further described.

The product that following the present embodiment is directed to is flow control valve plate, and specific structure is referring to fig. 4；

As shown in Figs 1-4, excavator throttle valve means for correcting is planted, including support plate 1, means for correcting 2 and follows grinding jig 3,2 side of means for correcting is fixed in support plate 1, and support plate 1 is fixed with work top, guarantees device overall stability, The means for correcting 2 includes the first V-groove 5 and the second V-groove 6 being symmetricly set on V-block 4,5 He of the first V-groove Second V-groove, 6 size is identical, and the opposite V-block 4 of first V-groove 5 is equipped with top board 7, and the top board 7 will positioning Mandrel 8 is fixed in the first V-groove 5, and 8 lower end of positioning core axle connects guide pin 9, the opposite V-type of second V-groove 6 Block 4 is equipped with lower platen 10, and described 10 one end of lower platen is fixedly connected with V-block 4, and 10 other end of lower platen is equipped with U-shaped Notch 11 and locking member 12 are placed in U-shaped notch 11, follow grinding jig 3 to be placed in the second V-groove 6 described in timing and to moving up Grinding jig 3 will be followed fixed by locking member 12 after dynamic insertion guide pin 9, it is described that grinding jig 3 is followed to include clamping plug 13, institute It states and is equipped with throttle valve seat 14 and simultaneously cap 15 at the top of clamping plug 13, timing throttle valve is placed in locking and cap 15 on throttle valve seat 14 It is integrally formed, the clamping plug 13 is placed in the second V-groove 6 and is fixed by locking member 12, and the locking member 12 is M8 spiral shell Bolt, 8 excircle dimension of positioning core axle are identical as clamping 13 excircle dimension of plug.

It should be noted that the utility model is, a kind of excavator throttle valve means for correcting, when work, 4 conduct of V-block This means for correcting benchmark；Positioning core axle 8 and guide pin 9 are integrally fixed in first V-groove 5 on 4 top of V-block, by upper Pressing plate 7 is fixed；8 excircle dimension of positioning core axle and clamping 13 excircle dimension of plug；9 diameter of guide pin and throttle valve intermediate pore size one It causes, timing is placed in plug 13 is clamped in the second V-groove 6 of 4 lower part of V-block, and throttle valve is placed on and 13 one of clamping plug On the throttle valve seat 14 of connection, and 15 pine of cap twists clamping plug 13, by clamping plug 13 and throttle valve one, when moving up Rotation, until U-shaped notch 11 and the cooperation of locking member 12 are screwed lower platen 10 in insertion guide pin 9, compression follows grinding jig 3, Then locking and cap 15 clamp throttle valve, complete correction course.It is detected after correction with concentricity measurer, all guarantees 0.03mm It is processed on pneumatic grinder hereinafter, the product after qualification is taken.

Embodiment of above product without being limited thereto, like product appropriate adjustment means for correcting can be used.

The basic principles and main features of the present invention and the advantages of the present invention have been shown and described above.Current row The technical staff of industry is described in above embodiments and description it should be appreciated that the present utility model is not limited to the above embodiments Only illustrate the principles of the present invention, on the premise of not departing from the spirit and scope of the utility model, the utility model is also It will have various changes and improvements, these various changes and improvements fall within the scope of the claimed invention.The utility model Claimed range is defined by the appending claims and its equivalent thereof.

Claims (5)

1. a kind of excavator throttle valve means for correcting, it is characterised in that: including support plate (1), means for correcting (2) and mill is followed to press from both sides Have (3), means for correcting (2) side is fixed on support plate (1), and the means for correcting (2) includes being symmetricly set on V-block (4) the first V-groove (5) and the second V-groove (6) on, the opposite V-block (4) of first V-groove (5) are equipped with top board (7), positioning core axle (8) is fixed in the first V-groove (5) by the top board (7), and positioning core axle (8) the lower end connection is led To pin (9), the opposite V-block (4) of second V-groove (6) is equipped with lower platen (10), described lower platen (10) one end and V Type block (4) is fixedly connected, and lower platen (10) other end is equipped with U-shaped notch (11) and locking member (12) is placed in U-shaped notch (11) it in, follows grinding jig (3) to be placed in the second V-groove (6) described in timing and passes through after moving up insertion guide pin (9) Locking member (12) will follow grinding jig (3) fixed.

2. a kind of excavator throttle valve means for correcting according to claim 1, it is characterised in that: described to follow grinding jig (3) include clamping plug (13), throttle valve seat (14) and simultaneously cap (15), timing throttling are equipped at the top of the clamping plug (13) Valve is placed on throttle valve seat (14) locking and cap (15) is integrally formed, the clamping plug (13) be placed in the second V-groove (6) it is interior and It is fixed by locking member (12).

3. a kind of excavator throttle valve means for correcting according to claim 2, it is characterised in that: the positioning core axle (8) Excircle dimension is identical as clamping plug (13) excircle dimension.

4. a kind of excavator throttle valve means for correcting according to claim 1, it is characterised in that: the locking member (12) is M8 bolt.

5. a kind of excavator throttle valve means for correcting according to claim 1, it is characterised in that: first V-groove (5) It is identical with the second V-groove (6) size.