CN218081544U

CN218081544U - Novel adjustable centering fixture for machining turbine pump

Info

Publication number: CN218081544U
Application number: CN202222140826.0U
Authority: CN
Inventors: 林荣峰; 陈维勇
Original assignee: Dalian Lvsang Industry Corp ltd
Current assignee: Dalian Lvsang Industry Corp ltd
Priority date: 2022-08-15
Filing date: 2022-08-15
Publication date: 2022-12-20
Anticipated expiration: 2032-08-15

Abstract

The utility model discloses a novel adjustable centering anchor clamps of turbopump processing, concretely relates to public equipment field, including the packing, auxiliary device is installed to the packing upper end, installs the product in the auxiliary device, and auxiliary device includes adjusting part and pressing component, and adjusting part and pressing component lower extreme are installed in the packing upper end, and adjusting part includes main part piece, smooth stick and locating pin, and locating pin lower extreme fixed mounting is in the packing upper end, and the centering piece is installed to main part piece upper end, and the smooth stick is installed to main part piece upper end inboard. The utility model discloses a novel adjustable centering fixture of turbopump processing changes other model products and is quick effective, carries the effect, increases the quality, and the device easy operation is convenient effectual fast to product automatic centering, eliminates the deviation influence of manual loading and unloading, alignment, through this design, solves the processing back blank and on the side with the unstable problem of size, realizes the machining process of high efficiency, high quality completion part.

Description

Novel adjustable centering fixture for machining turbine pump

Technical Field

The utility model relates to a public equipment field, in particular to novel adjustable centering fixture of turbopump processing.

Background

The turbo pump is composed of two parts, a turbine part and a pump part. The two are generally directly connected and the pump is driven by a turbine. The turbine driving agent is generally gas (which can be solid fuel or liquid fuel) generated by combustion, also has gas hydrogen (a liquid hydrogen liquid oxygen expansion cycle engine) and also has liquid phase driving, a turbine pump needs to be fixed by a clamping device for processing during production and processing, and the series of products are mainly used for turbine pump key parts of nuclear power facilities and have high dimensional requirement precision; the prior similar volute processing mould only processes one product, adopts lengthened claws for clamping, and has the disadvantages of poor positioning effect, low efficiency, insufficient clamping strength of the mould, low safety, unstable processing quality control and high manufacturing cost of the mould.

Disclosure of Invention

The utility model aims to provide a novel adjustable centering fixture of turbopump processing can effectively solve the problem in the background art.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the utility model provides a novel adjustable centering anchor clamps of turbopump processing, includes the packing, auxiliary device is installed to the packing upper end, install the product in the auxiliary device, auxiliary device includes adjusting part and pressing component, adjusting part and pressing component lower extreme are installed in the packing upper end, adjusting part includes main part piece, smooth stick and locating pin, locating pin lower extreme fixed mounting is in the packing upper end, centering piece is installed to main part piece upper end, the smooth stick is installed to main part piece upper end inboard, the rotatable hand wheel of installing in main part piece upper end outside, the hand wheel front end runs through the main part piece and installs in the smooth stick rear end.

Preferably, the pressing component comprises a supporting plate, a first nut and a long rod, a pressing plate is installed on the inner side of the upper end of the supporting plate, adjusting holes are formed in the upper end and the lower end of the pressing plate, the long rod penetrates through the adjusting holes, a second nut is installed at the upper end of the long rod, and a short rod is installed at the upper end of the first nut.

Preferably, the lower end of the main body block is provided with a positioning hole, and the upper end of the positioning pin is arranged in the positioning hole.

Preferably, the adjusting component is provided with three groups, the three groups of adjusting components are arranged at the upper end of the packing in the same interval, and the center of the upper end of the packing is provided with a slotted hole.

Preferably, the lower end of the sliding rod is provided with a clamping notch, and the notch is semi-arc-shaped.

Preferably, the product opening part is placed to the clamp plate front end, and the size of clamp plate and the equal adaptation of product opening part.

Preferably, the diameter of the long rod is the same as that of the short rod, and the length of the long rod is greater than that of the short rod.

Preferably, the lower end of the supporting plate is arranged at the upper end of the packing, the lower end of the first nut is arranged at the upper end of the supporting plate, the lower end of the first nut is provided with a linking hole, and the lower end of the short rod is fixedly arranged in the linking hole.

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

need the accessible when fixing the product of different models change the draw bar of different models, can carry out the centre gripping to the product of a plurality of models after the draw bar is changed and save the mould cost, it is effective fast to change other model products, carry the effect, increase the quality, the device easy operation is convenient effectual to product self-centering fast, eliminate manual loading and unloading, the deviation influence of alignment, through this design, solve the processing back blank problem unstable with the size partially, realize high efficiency, the machining process of high quality completion part.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a schematic side view of the overall structure of the present invention;

FIG. 3 is a schematic view of the overall structure of the auxiliary device of the present invention;

fig. 4 is the overall structure schematic diagram of the adjusting assembly of the present invention:

fig. 5 is a schematic view of the overall structure of the pressing assembly of the present invention.

In the figure: 1. packing; 2. an auxiliary device; 3. product 3; 21. an adjustment assembly; 211. a main body block; 213. a hand wheel; 214. a slide bar; 215. a centering block; 216. positioning pins; 22. a pressing assembly; 221. a support plate; 222. a platen 222; 223. a long rod; 224. a second nut; 225. a first nut; 226. a short rod.

Detailed Description

In order to make the technical means, creation features, achievement purposes and functions of the present invention easy to understand, the present invention is further described below with reference to the following embodiments.

As shown in fig. 1-5, a novel adjustable centering fixture for machining a turbo pump comprises a packing 1, an auxiliary device 2 is installed at the upper end of the packing 1, a product 3 is installed in the auxiliary device 2, the auxiliary device 2 comprises an adjusting component 21 and a pressing component 22, the lower ends of the adjusting component 21 and the pressing component 22 are installed at the upper end of the packing 1, the adjusting component 21 comprises a main body block 211, a slide bar 214 and a positioning pin 216, the lower end of the positioning pin 216 is fixedly installed at the upper end of the packing 1, a centering block 215 is installed at the upper end of the main body block 211, the slide bar 214 is installed at the inner side of the upper end of the main body block 211, a hand wheel 213 is rotatably installed at the outer side of the upper end of the main body block 211, the front end of the hand wheel 213 penetrates through the main body block 211 and is installed at the rear end of the slide bar 214, the lower end of the main body block 211 is provided with positioning holes, the upper ends of the positioning pin 216 are installed in the positioning holes, three groups of the adjusting component 21, the three groups of adjusting components 21 are arranged at the upper end of the packing 1 with the same distance, a slotted hole is arranged at the center of the upper end of the packing 1, the lower end of the slide bar 214 is provided with a clamping notch, the notch is semi-arc-shaped, the pressing component 22 comprises a supporting plate 221, a first nut 225 and a long rod 223, a pressing plate 222 is arranged on the inner side of the upper end of the supporting plate 221, adjusting holes are formed in the upper end and the lower end of the pressing plate 222, the long rod 223 penetrates through the adjusting holes, a second nut 224 is arranged on the upper end of the long rod 223, a short rod 226 is arranged on the upper end of the first nut 225, the front end of the pressing plate 222 is placed at the opening of the product 3, the size of the pressing plate 222 is matched with the opening of the product 3, the diameter of the long rod 223 is the same as that of the short rod 226, the length of the long rod 223 is larger than that of the short rod 226, the lower end of the supporting plate 221 is installed at the upper end of the packing 1, the lower end of the first nut 225 is installed at the upper end of the supporting plate 221, the lower end of the first nut 225 is provided with a connecting hole, and the lower end of the short rod 226 is installed and fixedly installed in the connecting hole; when the device is required to be used, the device is assembled, the assembled clamp is fixed on a machine tool working table, and after the packing 1 is matched with a working table spigot, the center point of the clamping fixture is the same as the rotation center of the machine tool working table. Processing a single product 3, visually observing the approximate positions of three neat pieces of the product 3 before clamping, adjusting the direction, putting the three neat pieces of the product 3 into circular sockets of a main body block 211 of the clamping tool, wherein the main body block 211 consists of positioning pins 216; after installation, the blank is basically in the center of a revolving body under the limitation of a circular socket, a hand wheel 213 is rotated, the hand wheel 213 drives a sliding rod 214 to rotate and then extrude the edge of a product 3 to adjust the middle waist line position of the product 3 to be tightly propped, a short rod 226 is adjusted to just contact the product 3, a first nut 225 locks the short rod 226, a pressing plate 222, a long rod 223, a second nut 224 and a supporting plate 221 are matched with the pressing plate 222 to press the blank position corresponding to the short rod 226 and tightly press the product 3, a pressing component 22 presses the product 3 through the pressing plate 222 to play a role in auxiliary pressing, the displacement deviation of the product 3 during clamping is effectively avoided, the short rod 226 supports the force generated by pressing the product 3 through the pressing plate 222, prevent that product 3 from warping, the device rotates smooth rod 214 through placing and carries out the centre gripping around to product 3, can realize quick effectual automatic centering to the product, eliminate manual loading and unloading, the deviation of alignment, when the device need fix the product 3 of different models, the smooth rod 214 of different models is changed to the accessible, can carry out the centre gripping to the product 3 of a plurality of models after smooth rod 214 changes and save the mould cost, it is quick effective to change other model product 3, it is effective to provide, increase the quality, the device easy operation is convenient quick effectual to 3 automatic centering of product, eliminate manual loading and unloading, the deviation influence of alignment, through this design, solve the unstable problem of processing back blank partially with the size, realize high efficiency, the high quality accomplishes the machining process of part.

It should be noted that, the utility model relates to a novel adjustable centering fixture of turbopump processing, the blank center is basically at the solid of revolution center under the restriction of circle nest after the installation blank, rotate hand wheel 213, hand wheel 213 rotates back drive slide bar 214 and leads to extrude adjusting product 3 middle waist line position to the edge after rotating tightly, adjust quarter butt 226 to just contacting product 3, first nut 225 locking quarter butt 226, clamp plate 222 and stock 223, second nut 224, backup pad 221 cooperation clamp plate 222 presses to the blank position corresponding with quarter butt 226 and compresses tightly to carrying out product 3 processing, pressing component 22 presses down the effect that has played supplementary compress tightly through clamp plate 222 to product 3, the effectual product 3 of having avoided takes place the displacement skew in the centre gripping, quarter butt 226 props the year and compresses tightly product 3 produced power by clamp plate 222, prevent that product 3 warp, the accessible changes different slide bar 214 of accessible when needing to fix product 3 of different models, can carry out the centre gripping to the product 3 of multiple models change after the slide bar 214.

The basic principles and the main features of the invention and the advantages of the invention have been shown and described above. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention 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. The utility model provides a novel adjustable centering anchor clamps of turbopump processing, includes packing (1), its characterized in that: packing (1) upper end installs auxiliary device (2), install product (3) in auxiliary device (2), auxiliary device (2) are including adjusting part (21) and pressing component (22), adjusting part (21) and pressing component (22) lower extreme are installed in packing (1) upper end, adjusting part (21) are including main part piece (211), smooth rod (214) and locating pin (216), locating pin (216) lower extreme fixed mounting is in packing (1) upper end, centering piece (215) are installed to main part piece (211) upper end, smooth rod (214) are installed to main part piece (211) upper end inboard, main part piece (211) upper end outside is rotatable installs hand wheel (213), hand wheel (213) front end runs through main part piece (211) and installs in smooth rod (214) rear end.

2. The novel adjustable centering fixture for machining of the turbine pump as claimed in claim 1, wherein: the pressing component (22) comprises a supporting plate (221), a first nut (225) and a long rod (223), a pressing plate (222) is installed on the inner side of the upper end of the supporting plate (221), adjusting holes are formed in the upper end and the lower end of the pressing plate (222), the long rod (223) penetrates through the adjusting holes, a second nut (224) is installed at the upper end of the long rod (223), and a short rod (226) is installed at the upper end of the first nut (225).

3. The novel adjustable centering fixture for machining of the turbine pump as claimed in claim 1, wherein: the lower end of the main body block (211) is provided with a positioning hole, and the upper end of the positioning pin (216) is arranged in the positioning hole.

4. The novel adjustable centering fixture for machining of the turbine pump as claimed in claim 1, wherein: adjusting part (21) are equipped with three groups, and three adjusting part (21) interval sizes of group are the same installs in packing (1) upper end, packing (1) upper end center department has seted up the slotted hole.

5. The novel adjustable centering fixture for machining of the turbine pump as claimed in claim 1, wherein: the lower end of the slide bar (214) is provided with a clamping notch, and the notch is semi-arc-shaped.

6. The novel adjustable centering fixture for machining of the turbine pump as claimed in claim 2, wherein: the front end of the pressing plate (222) is placed at the opening of the product (3), and the size of the pressing plate (222) is matched with the opening of the product (3).

7. The novel adjustable centering fixture for machining of the turbine pump as claimed in claim 2, wherein: the diameter of the long rod (223) is the same as that of the short rod (226), and the length of the long rod (223) is larger than that of the short rod (226).

8. The novel adjustable centering fixture for machining of the turbine pump as claimed in claim 2, wherein: the packing is installed in backup pad (221) upper end, install in backup pad (221) upper end first nut (225) lower extreme, the linkage hole has been seted up to first nut (225) lower extreme, and quarter butt (226) lower extreme installation fixed mounting is in the linkage hole.