CN206326403U - A kind of fixture of gate valve cone brake wooden handcart system - Google Patents

Abstract

The utility model discloses a kind of fixture of gate valve cone brake wooden handcart system, including gradient disk, alignment pin, longitudinal centre line, cross central line, pressing plate, bolt, nut and turn；The contact surface of gradient disk and object taper flashboard to be processed is basal plane, and orthogonal longitudinal centre line and cross central line are provided with basal plane；One end of alignment pin is fixed on the longitudinal centre line of basal plane；Pressing plate is fixed on the diverse location of basal plane by bolt, nut, and turn is provided between pressing plate and basal plane.The utility model can make car check plate process convenient mounting and clamping, and accurate positioning makes flashboard inclined-plane and fixture basal plane gapless, processing flashboard is reached 100% qualification rate, improve 23 times of productivity ratio, reduce processing cost.

Description

A kind of fixture of gate valve cone brake wooden handcart system

Technical field

The utility model belongs to gate valve technical field, the fixture of the cone brake wooden handcart system of more particularly to a kind of gate valve.

Background technology

As shown in Figure 1 to Figure 3, the taper of taper flashboard is 10 ° to the structure of the taper flashboard of single-shutter gate valve, and unilateral is oblique Spend for 5 °.The sealing surface car mode of current taper flashboard is to install one 10 ° additional with four paws chuck 102 as shown in Figure 4 and Figure 5 The sealing surface of flashboard 101 is close to the chuck basal plane 104 of fixture by gradient disk 103 as fixture, with four folders of four paws chuck 102 Pawl 105 from surrounding by the clamping of flashboard 101, and between clamping jaw 105 and the B grooves of flashboard 101 place backing plate 106.Its shortcoming one is Clamping flashboard center centering is highly difficult, when often result in flashboard 101 5 ° of errors of gradient it is larger；Two be because of the cylindrical blank of flashboard 101 Face physical dimension shape is poor, when 105 clamping flashboard 101 of clamping jaw, ram seal face and chuck basal plane 104 produce it is uneven between Gap, and second of error is caused to 5 ° of the gradient of flashboard 101, cause composition error big, bring very big difficulty to assembly process, instead Multiple repair quality is difficult to ensure.

Utility model content

Regarding to the issue above, applicant passes through Improvement, now provides a kind of gate valve taper flashboard by the utility model The fixture of car system, it is therefore intended that make car check plate process convenient mounting and clamping, accurate positioning, flashboard inclined-plane with fixture basal plane continuously Gap, improves productivity ratio, reduces processing cost.

Embodiment of the present utility model is adopted the following technical scheme that：

A kind of fixture of gate valve cone brake wooden handcart system, including gradient disk, alignment pin, longitudinal centre line, cross central line, Pressing plate, bolt, nut and turn；The contact surface of the gradient disk and object taper flashboard to be processed is basal plane, described Basal plane is provided with orthogonal longitudinal centre line and cross central line；The alignment pin is cylindrical, and its one end is fixed on institute State on the longitudinal centre line of basal plane；The quantity of the pressing plate is at least two pieces, and each block pressur plate is fixed on by bolt, nut respectively On the diverse location of the basal plane, turn is provided between the pressing plate and basal plane.

According to one side of the present utility model, the unilateral inclined-plane of the object taper flashboard to be processed and vertical guideline Angle is α, and the basal plane of the gradient disk and the angle of vertical guideline are 2 α, and the angle of the alignment pin and horizontal guideline is α.

According to one side of the present utility model, the unilateral inclined-plane of the object taper flashboard to be processed and vertical guideline Angle is 5 °, and the basal plane of the gradient disk and the angle of vertical guideline are 10 °, and the angle of the alignment pin and horizontal guideline is 5°。

According to one side of the present utility model, the tie point of the alignment pin and basal plane to the longitudinal centre line with it is horizontal To the distance of center line intersection point, equal to being used on the object taper flashboard to be processed through the positioning hole of the alignment pin to institute State the distance at the center of object taper flashboard to be processed.

The advantage that the utility model is implemented：

The utility model has carried out reform pattern to the fixture of gate valve cone brake wooden handcart system, employs and is filled without chuck Folder, the transformation of the way is centered with pin, and horizontal alignment line is fastened to the new design of fixture datum with pressing plate.By above-mentioned Technical scheme, the utility model makes car check plate process convenient mounting and clamping, and accurate positioning makes flashboard inclined-plane and fixture basal plane continuously Gap, makes processing flashboard reach 100% qualification rate, improves 2-3 times of productivity ratio, reduce processing cost.

Brief description of the drawings

, below will be to make needed for embodiment in order to illustrate more clearly of the technical scheme in the utility model embodiment Accompanying drawing is briefly described, it should be apparent that, drawings in the following description are only some embodiments of the present utility model, For those of ordinary skill in the art, on the premise of not paying creative work, it can also be obtained according to these accompanying drawings Other accompanying drawings.

Fig. 1 is the front view of existing scheme inferior pyramidal flashboard.

Fig. 2 is the left view of existing scheme inferior pyramidal flashboard.

Fig. 3 is the top view of existing scheme inferior pyramidal flashboard.

Fig. 4 is existing scheme lower clamp and the front view after taper flashboard clamping.

Fig. 5 is existing scheme lower clamp and the left view after taper flashboard clamping.

Fig. 6 is the front view of fixture of the present utility model.

Fig. 7 is the left view of fixture of the present utility model.

Fig. 8 is the top view of fixture of the present utility model.

Fig. 9 is fixture of the present utility model and the front view after taper flashboard clamping.

Figure 10 is fixture of the present utility model and the left view after taper flashboard clamping.

Figure 11 is fixture of the present utility model and the top view after taper flashboard clamping.

Figure 12 is the front view of taper flashboard of the present utility model.

Embodiment

Below in conjunction with the accompanying drawing in the utility model embodiment, the technical scheme in the utility model embodiment is carried out Clearly and completely describe, it is clear that described embodiment is only a part of embodiment of the utility model, rather than whole Embodiment.Based on the embodiment in the utility model, those of ordinary skill in the art are not under the premise of creative work is made The every other embodiment obtained, belongs to the scope of the utility model protection.

As shown in Figure 6 to 8, the utility model is included in gradient disk 201, alignment pin 202, longitudinal centre line 203, transverse direction Heart line 204, pressing plate 205, bolt 206, nut 207 and turn 208.Gradient disk 201 and object taper flashboard to be processed Contact surface is basal plane 209, and basal plane 209 and spatial vertical directrix C is in 10 ° of gradients (as shown in Figure 7).Phase is provided with basal plane 209 Mutual vertical longitudinal centre line F 203 and cross central line H 204, longitudinal centre line F 203 and cross central line H 204 are intersecting In O points (as shown in Figure 6).A point O' is taken on longitudinal centre line F 203 as the anchor point of alignment pin, while must assure that O' The distance of point to O points is bored with being used on object taper flashboard 200 to be processed through the positioning hole 210 of alignment pin to object to be processed The distance in the center of circle of shape flashboard is equal, i.e., Α and Α ' isometric (as shown in Fig. 6, Figure 12) in figure.Alignment pin 202 is cylindrical, fixed One end of position pin 202 is fixed on the O' points of the longitudinal centre line 203 of basal plane 209；Alignment pin 202 is in space level directrix B 5 ° of gradients (as shown in Figure 7).In the present embodiment, the quantity of pressing plate 205 is two pieces, and two block pressur plates 205 pass through bolt respectively 206th, nut 207 is fixed on the both sides of basal plane 209, and turn 208 is arranged between pressing plate 205 and basal plane 209 (as schemed Shown in 8).

As shown in Figures 9 to 11, when flashboard being installed, first by the positioning hole 210 of object taper flashboard 200 to be processed, drag Enter the alignment pin 202 on gradient disk 201, make taper flashboard 200 vertically downward tiltedly, and E lines (such as Figure 12 of taper flashboard 200 It is shown) and gradient disk 201 on the centerings of cross central line H 204 overlap after, pressing plate 205 is compressed with bolt 206, nut 207, The inclined-plane of taper flashboard 200 is compressed gapless with the basal plane 209 of gradient disk 201, can be processed.Ensure taper flashboard 200 5 ° of gradient it is accurate, it is ensured that the concentric reducer geometric accuracy of taper flashboard 200.

As shown in figure 12, in order to coordinate fixture of the present utility model, the processing for taper flashboard 200 of the present utility model Mode is also required to do some adaptive changes, including at following 2 points：First, need on taper flashboard 200 subdrilling positioning hole 210； Second, B grooves on taper flashboard 200 are not processed first, the milling B grooves again after two oblique surface machinings are good.

Angular values in above-described embodiment, only the most frequently used angle, and it is non-limiting, as long as angle of the present utility model Relation meets following condition：If the unilateral inclined-plane of object taper flashboard to be processed and the angle of vertical guideline are α, gradient The basal plane of disk and the angle of vertical guideline are 2 α, and the angle of alignment pin and horizontal guideline is α.

The above, embodiment only of the present utility model, but protection domain of the present utility model do not limit to In this, any those skilled in the art is disclosed in the utility model in technical scope, the change that can be readily occurred in Change or replace, should all cover within protection domain of the present utility model.Therefore, protection domain of the present utility model should be with described Scope of the claims is defined.

Claims (4)

1. a kind of fixture of gate valve cone brake wooden handcart system, it is characterised in that including gradient disk, alignment pin, longitudinal centre line, horizontal stroke To center line, pressing plate, bolt, nut and turn；The gradient disk is base with the contact surface of object taper flashboard to be processed Face, is provided with orthogonal longitudinal centre line and cross central line on the basal plane；The alignment pin is cylindrical, its one end On the longitudinal centre line for being fixed on the basal plane；The quantity of the pressing plate is at least two pieces, and each block pressur plate passes through bolt, spiral shell respectively Mother is fixed on the diverse location of the basal plane, and turn is provided between the pressing plate and basal plane.

2. the fixture of gate valve cone brake wooden handcart system according to claim 1, it is characterised in that the object cone to be processed The unilateral inclined-plane of shape flashboard and the angle of vertical guideline are α, and the basal plane of the gradient disk and the angle of vertical guideline are 2 α, described The angle of alignment pin and horizontal guideline is α.

3. the fixture of gate valve cone brake wooden handcart system according to claim 2, it is characterised in that the object cone to be processed The unilateral inclined-plane of shape flashboard and the angle of vertical guideline are 5 °, and the basal plane of the gradient disk and the angle of vertical guideline are 10 °, institute The angle for stating alignment pin and horizontal guideline is 5 °.

4. the fixture of gate valve cone brake wooden handcart system according to claim 1, it is characterised in that the alignment pin and basal plane Tie point to the longitudinal centre line and cross central line intersection point distance, equal to being used on the object taper flashboard to be processed In the distance of the positioning hole through the alignment pin to the center of the object taper flashboard to be processed.