CN213970119U - Turbine cover positioning fixture - Google Patents

Abstract

The utility model discloses a turbine lid positioning fixture, which comprises a base, be equipped with on the base and be used for covering the spacing dish in main casing body bottom to the turbine, a plurality of installation departments that are used for covering the turbine casing body compress tightly the first fixture of location, and be used for drawing forth the second fixture of tub outer wall centre gripping location to the turbine lid, second fixture is including the depression bar and the clamping part of relative setting, the middle part of depression bar articulates on the base, the clamping part is installed on the base, install drive arrangement on the clamping part, install the ejector pin that sets up towards depression bar one end on drive arrangement's the output shaft, rotate the outer wall in order to compress tightly the turbine lid fairlead with the drive depression bar. The turbine cover eduction tube is clamped through the matching of the fixed clamping part and the pressing rod which is pressed by the ejector rod to rotate, meanwhile, a plurality of first clamping mechanisms are matched with and clamp a plurality of installation parts of the turbine cover main shell, the turbine shell is clamped and positioned in a multi-direction manner, the clamping requirements on the turbine cover main shell and the eduction tube are met in an adjustable manner, and the processing quality is ensured.

Description

Turbine cover positioning fixture

Technical Field

The utility model relates to a turbine lid processing auxiliary assembly technical field, concretely relates to turbine lid positioning fixture.

Background

A turbine is a rotary power machine that uses fluid to impact an impeller to rotate and produce mechanical power. The turbine cover is one of key parts of the turbine, mainly plays a role in forming a cavity for the turbine to work, guiding inlet and outlet fluid and is also an externally fixed substrate.

The existing clamp for machining the turbine cover needs to manually load the turbine cover to be machined into the positioning clamp according to positioning to perform manual control clamping, and due to the fact that the surface of the turbine cover eduction tube is uneven, clamping of the turbine cover is not tight possibly during clamping, and the problem that machining quality is affected exists.

SUMMERY OF THE UTILITY MODEL

For solving the technical defect, the utility model discloses a technical scheme lie in, provide a turbine lid positioning fixture, which comprises a base, be equipped with on the base and be used for to the spacing dish in turbine lid main casing body bottom, a plurality of first fixture that are used for compressing tightly the location to the installation department of the turbine lid main casing body to and be used for the second fixture to the outer wall centre gripping location of turbine lid fairlead, second fixture includes depression bar and the clamping part that keeps the interval setting relatively, vertical the articulating on the base is followed at the middle part of depression bar, the clamping part is along transversely installing on the base, install drive arrangement on the clamping part, install the ejector pin that sets up towards depression bar one end on drive arrangement's the output shaft, be used for the drive the depression bar rotates the outer wall in order to compress tightly the turbine lid fairlead.

Furthermore, first fixture is the corner hydro-cylinder, rotate on the corner hydro-cylinder and be equipped with the clamp plate, it is a plurality of the clamp plate is in the outer wall of turbine cover main casing body along circumference evenly distributed.

Further, be equipped with articulated seat on the base, be equipped with the logical groove of installation on the articulated seat to and along the jump ring round pin of horizontal rotation installation, the depression bar is installed on the jump ring round pin and the cooperation is located the logical inslot of installation, the depression bar keeps the interval setting with the inside wall that the logical groove of installation.

Furthermore, one end of the pressure lever, which is far away from the ejector rod, is provided with a protective block.

Furthermore, a plurality of air blowing joints used for blowing away the processing scraps are arranged on the base.

Furthermore, a return spring is arranged between the inner side wall of the through groove and the lower end of the pressing rod, and a buffer sleeve is arranged at the end part of the ejector rod.

Compared with the prior art the utility model discloses technical scheme's beneficial effect does:

the utility model provides a pair of turbine lid positioning fixture presss from both sides tight turbine lid fairlead through fixed clamping part and the rotatable depression bar looks adaptation of receiving the ejector pin roof pressure, and a plurality of first fixture cooperate simultaneously and press from both sides a plurality of smooth installation departments of tight turbine lid main casing body, press from both sides tight location to turbine shell diversified clamp, satisfy the centre gripping needs to the turbine lid main casing body and fairlead adjustably, guaranteed processingquality.

Drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the description of the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without creative efforts.

Fig. 1 is a perspective view of a turbine cover positioning fixture provided in an embodiment of the present invention, the turbine cover positioning fixture having a turbine cover;

fig. 2 is a perspective view of a turbine cover positioning fixture provided in an embodiment of the present invention;

FIG. 3 is an exploded view of a base with a nameplate and glass according to an embodiment of the present invention;

fig. 4 is a schematic structural view of a turbine cover.

The reference numbers are as follows:

1. the base, 1a, the glass mounting groove, 1b, the storage tank, 2, spacing dish, 2a, the spacing collar, 2b, the locating hole, 3, first fixture, 31, the clamp plate, 31a, the constant head tank, 4, second fixture, 41, the depression bar, 42, the clamping part, 43, drive arrangement, 44, the ejector pin, 45, articulated seat, 45a, the logical groove of installation, 46, the jump ring round pin, 47, the protection piece, 48, the positioning seat, 49, the cushion collar, 5, the joint of blowing, 6, the turbine lid main casing body, 6a, the installation department, 7, the turbine lid outlet pipe, 7a, the clamping plane, 8, the control valve, 9, the data plate, 10, the spacing ring, 11, glass.

Detailed Description

The invention will be further explained with reference to the drawings and the specific embodiments.

Example 1

Referring to fig. 1-4, the utility model provides a turbine cover positioning fixture, turbine cover include the turbine cover main casing body 6 and set up the turbine cover stand-off pipe 7 on the turbine cover main casing body 6, and the lateral wall edge of the turbine cover main casing body 6 evenly is equipped with the installation department 6a that is used for fixing that a plurality of levels set up along circumference, is equipped with the through-hole on the installation department 6a, and one side of turbine cover stand-off pipe 7 is equipped with clamping plane 7 a. Including base 1, be equipped with on base 1 and be used for the spacing dish 2 in the main casing body 6 bottom of turbine cover, a plurality of installation department 6a that are used for the main casing body 6 of turbine cover compress tightly the first fixture 3 of location, and be used for the second fixture 4 to the outer wall centre gripping location of turbine cover fairlead 7, second fixture 4 is including the depression bar 41 and the clamping part 42 that keep the interval setting relatively, the middle part of depression bar 41 is along vertical articulated on base 1, clamping part 42 is along transversely installing on base 1, install drive arrangement 43 on the clamping part 42, install the ejector pin 44 towards depression bar 41 one end setting on drive arrangement 43's the output shaft, be used for drive depression bar 41 to rotate in order to compress tightly the outer wall of turbine cover fairlead 7. Wherein, the clamping part 42 is matched and tightly attached with the clamping plane 7a, and the driving device 43 is positioned at the bottom of the clamping part 42.

Specifically, be equipped with the spacing collar 2a with the bottom looks adaptation of turbine cover main casing body 6 on the spacing dish 2, still be equipped with the locating hole 2b that is used for fixed spacing dish 2 on the spacing dish 2. So as to improve the positioning precision and avoid the movement of the turbine cover during processing.

Specifically, the base 1 is provided with a plurality of air blowing joints 5 used for blowing away machining scraps, so that the clamping and fixing effects of the clamp are guaranteed. The base 1 is provided with a control valve 8 for controlling the sequence of the operation of the oil cylinders. A plurality of communicated pipelines are arranged in the base 1, so that the pipelines can be conveniently arranged, a plurality of corner oil cylinders and driving devices 43 can be conveniently communicated with an external power supply one by one, and the corner oil cylinders and the driving devices 43 are respectively connected with the control valve 8.

Specifically, be equipped with glass mounting groove 1a on base 1, the middle part of glass mounting groove 1a is equipped with storage tank 1b, is equipped with the spacing ring 10 that is used for spacing placing data plate 9 in the storage tank 1b, is used for placing spare part between glass mounting groove 1a and the spacing ring 10, installs the transparent glass 11 that is located the spacing ring 10 top in the glass mounting groove 1a, is equipped with the rubber circle that compresses tightly glass mounting groove 1a on the edge of transparent glass 11. The standby parts and the nameplate 9 can be placed in the accommodating groove 1b, and the nameplate 9 is prevented from being exposed to the outside to generate dirt and rust to influence the indicating effect of the nameplate 9.

Preferably, the first clamping mechanism 3 is a corner oil cylinder, a pressing plate 31 is rotatably disposed on the corner oil cylinder, and the pressing plates 31 are uniformly distributed on the outer wall of the turbine cover main housing 6 along the circumferential direction. The rotation that realizes clamp plate 31 is pressed from both sides tightly or is loosened, improves space utilization, and can be in the centre gripping needs of the not unidimensional turbine cover of certain extent adaptation, during the use, realizes compressing tightly or loosening turbine cover main casing body 6 installation department 6a through rotatory clamp plate 31, and it is convenient to use.

Specifically, the pressing plates 31 can be strip-shaped pressing plates or right-angle pressing plates, can be selected and adjusted according to the size of the base 1, and for accurate alignment, the number of the corner oil cylinders is three, and the included angle between every two adjacent pressing plates 31 is 120 degrees. The pressing plate 31 of one of the corner oil cylinders is a right-angle pressing plate, and by arranging the right-angle pressing plate, the pressing plate 31 is prevented from rotating to scratch the side wall of the main shell 6 of the turbine cover when the pressing plate 31 loosens the main shell 6 of the turbine cover. The end of the pressure plate 31 is provided with a positioning groove 31 a.

The turbine cover outlet pipe 7 is located at the front end of the right side of the turbine cover main shell 6, the pressure rod 41 and the clamping part 42 are located at two sides of the turbine cover outlet pipe 7, one of the corner oil cylinders is located at the rear part of the turbine cover main shell 6, and the other two corner oil cylinders are located at two sides of the turbine cover main shell 6.

Specifically, a protection block 47 is arranged on one end of the pressure rod 41 far away from the push rod 44. The pressure lever 41 is prevented from rotating too fast and damaging the outer wall of the turbine cover outlet pipe 7.

Preferably, the base 1 is provided with a hinge seat 45, the hinge seat 45 is provided with an installation through groove 45a, and a snap spring pin 46 installed in a transverse rotating manner, the pressing rod 41 is installed on the snap spring pin 46 and is arranged in the installation through groove 45a in a matching manner, and the pressing rod 41 and the inner side wall of the installation through groove 45a are arranged at a distance.

Specifically, the driving device 43 is a bolt single acting cylinder, a positioning seat 48 is arranged at the lower end of the clamping portion 42, and the bolt single acting cylinder is installed on the positioning seat 48.

Specifically, a return spring (not shown in the figure) is arranged between the inner side wall of the installation through groove 45a and the lower end of the pressure rod 41, and a buffer sleeve 49 is arranged at the end part of the push rod 44, so that the pressure rod 41 can be quickly reset when the push rod 44 loosens the pressure rod 41, and the buffer sleeve 49 can be used for buffering the impact force of the bolt single-acting cylinder on the pressure rod 41 to avoid damaging the outer wall of the pressure rod 41 and the turbine cover leading-out pipe.

When the turbine cover needs to be machined, the turbine cover is correspondingly fixed on the limiting disc 2, two corner oil cylinders which are strip-shaped pressing plates press two flat mounting parts 6a of the turbine cover main shell 6 in a rotating mode, the corner oil cylinders which are right-angle pressing plates press the other flat mounting part 6a of the turbine cover main shell 6 in a rotating mode, a bolt single-acting cylinder drives an ejector rod 44 to press a pressing rod 41, and a protection block 47 at the upper end of the pressing rod 41 rotates to be matched with a clamping part 42 to clamp a turbine cover outlet pipe 7; when the turbine cover needs to be detached, the bolt single-acting cylinder drives the ejector rod 44 to be away from the pressing rod 41, the pressing rod 41 is driven by the reset spring to recover to the original position, and the first clamping mechanism 3 is controlled to rotate to work and be away from the outer wall of the main shell 6 of the turbine cover.

It is above only the utility model discloses a preferred embodiment, the utility model discloses a scope of protection does not only confine above-mentioned embodiment, the all belongs to the utility model discloses a technical scheme under the thinking all belongs to the utility model discloses a scope of protection. It should be noted that, for those skilled in the art, various modifications and decorations can be made without departing from the principle of the present invention, and these modifications and decorations should also be regarded as the protection scope of the present invention.

Claims (6)

1. The utility model provides a turbine lid positioning fixture which characterized in that: comprises a base (1), a limiting disc (2) used for limiting the bottom of a turbine cover main shell (6) is arranged on the base (1), a plurality of first clamping mechanisms (3) used for pressing and positioning an installation part (6a) of the turbine cover main shell (6), and a second clamping mechanism (4) for clamping and positioning the outer wall of the turbine cover eduction tube (7), the second clamping mechanism (4) comprises a pressure lever (41) and a clamping part (42) which are arranged oppositely at a certain interval, the middle part of the pressure lever (41) is vertically hinged on the base (1), the clamping part (42) is transversely arranged on the base (1), a driving device (43) is arranged on the clamping part (42), an ejector rod (44) arranged towards one end of the pressure rod (41) is arranged on an output shaft of the driving device (43), the pressure rod (41) is driven to rotate so as to press the outer wall of the turbine cover outlet pipe (7).

2. The turbine cover positioning fixture of claim 1, wherein: first fixture (3) are the corner hydro-cylinder, it is equipped with clamp plate (31) to rotate on the corner hydro-cylinder, and is a plurality of clamp plate (31) are in the outer wall of turbine cover main casing body (6) along circumference evenly distributed.

3. The turbine cover positioning fixture of claim 1, wherein: be equipped with articulated seat (45) on base (1), it leads to groove (45a) to be equipped with the installation on articulated seat (45) to and along horizontal rotation installation jump ring round pin (46), depression bar (41) are installed on jump ring round pin (46) and are located in the logical groove (45a) of installation in the cooperation, depression bar (41) keep the interval setting with the inside wall that the groove (45a) were led to in the installation.

4. The turbine cover positioning jig according to claim 1 or 3, characterized in that: and a protective block (47) is arranged at one end of the pressure lever (41) far away from the mandril (44).

5. The turbine cover positioning fixture of claim 1, wherein: the base (1) is provided with a plurality of air blowing joints (5) used for blowing away the processing scraps.

6. The turbine cover positioning fixture of claim 3, wherein: and a return spring is arranged between the inner side wall of the mounting through groove (45a) and the lower end of the pressure lever (41), and a buffer sleeve (49) is arranged at the end part of the ejector rod (44).

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