CN212552848U

CN212552848U - Novel machining center pump shaft four-axis frock

Info

Publication number: CN212552848U
Application number: CN202021401584.0U
Authority: CN
Inventors: 陈怀辉
Original assignee: Changsha Haoxin Industrial Equipment Co ltd
Current assignee: Changsha Haoxin Industrial Equipment Co ltd
Priority date: 2020-07-16
Filing date: 2020-07-16
Publication date: 2021-02-19
Anticipated expiration: 2030-07-16

Abstract

The utility model discloses a novel machining center pump shaft four-axis frock, including four-axis workstation, four-axis flange, body flange, anchor clamps body, pump shaft and clamp plate, be equipped with the rotation axis on the four-axis workstation, install the four-axis flange on the rotation axis, four-axis flange and body flange joint, the body flange can be dismantled with the anchor clamps body and be connected, the anchor clamps body can be dismantled with the clamp plate and be connected, the anchor clamps body is close to the one end of clamp plate and has seted up the constant head tank, the clamp plate has seted up the screens groove near the one end of anchor clamps body, the card is equipped with the pump shaft between constant head. The utility model discloses a two coordinate system processing can realize pinhole positioning accuracy in 0.01, can not appear leading to scrapping because of pinhole position tolerance discrepancy, very big improvement the yields.

Description

Novel machining center pump shaft four-axis frock

Technical Field

The utility model belongs to the technical field of centrifugal pump component technique and specifically relates to a novel machining center pump shaft four-axis frock is related to.

Background

The pump shaft is a core part of a rotor part of the centrifugal pump, an impeller, a shaft sleeve and the like of the centrifugal water pump are arranged on the pump shaft, then the pump shaft rotates on a bearing, and the outlet pressure is increased by utilizing the principle of centrifugal force.

The bending of the pump shaft can cause the vibration of the centrifugal pump and the abrasion of parts and parts, so that the bending of the pump shaft is generally ensured in the assembling or overhauling process, and in the processing process of the pump shaft, because the position tolerance and the size requirement of a pin hole are high, the yield is also improved; in the process of processing by using the vice, the workpiece is placed by hands, the workpiece is not placed flatly, and the vice positioning surface is not placed, so that the two situations can lead the position tolerance of the pin hole relative to the reference surface to be out of tolerance in the processing process.

SUMMERY OF THE UTILITY MODEL

In order to solve the technical problem, the utility model provides a novel machining center pump shaft four-axis frock.

The technical scheme of the utility model is that: the utility model provides a novel machining center pump shaft four-axis frock, includes four-axis workstation, four-axis flange, body flange, anchor clamps body, pump shaft and clamp plate, be equipped with the rotation axis on the four-axis workstation, install the four-axis flange on the rotation axis, four-axis flange and body flange joint, the body flange can be dismantled with the anchor clamps body and be connected, the anchor clamps body can be dismantled with the clamp plate and be connected, the anchor clamps body is close to the one end of clamp plate and has seted up the constant head tank, the clamp plate has seted up the screens groove near the one end of anchor clamps body, the card is equipped with the.

Preferably, be equipped with the position circle that the orientation is opposite on four-axis flange and the body flange respectively for corresponding, two position circle adaptations are connected four-axis flange with the body flange.

Preferably, the body flange is provided with a threaded hole.

Preferably, one end of the clamp body, which is far away from the pressing plate, is fixedly connected with a screw, and the screw is matched with the threaded hole and is connected with the body flange and the four-axis flange sequentially.

Preferably, the four-axis flange, the body flange and the clamp body are coaxially connected.

Preferably, the pressing plate and the clamp body are correspondingly provided with mutually matched pin holes, and the positioning pin penetrates through the pin holes of the pressing plate and the clamp body to be connected in a locking manner.

Preferably, the detent groove is semicircular.

Preferably, the positioning groove is V-shaped.

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

(1) the four-axis flange and the body flange are respectively and correspondingly provided with positioning rings with opposite directions, so that the four-axis flange and the body flange are quickly positioned, the coaxiality of the body flange and the four-axis flange and the shaft A of a rotating shaft of a four-axis workbench is within 0.01MM, the four-axis flange, the body flange and the clamp body are coaxially connected, the coaxiality of the clamp body and the rotating shaft is ensured to be within 0.02MM, through two coordinate system processing, the positioning accuracy of a pin hole to be processed on a pump shaft is within 0.01, scrapping caused by the position tolerance of the pin hole to be processed on the pump shaft is avoided, and the yield is greatly improved;

(2) the positioning groove on the clamp body is V-shaped, and can be used with the pump shaft without replacing the clamp body every time.

Drawings

Fig. 1 is an exploded view of the structure of the present invention.

Fig. 2 is an exploded side view of the present invention.

Detailed Description

The present invention will be further described with reference to the accompanying drawings and the following detailed description.

As shown in fig. 1 to 2, a novel four-axis tool for a pump shaft of a machining center comprises a four-axis workbench 1, a rotating shaft 2, a four-axis flange 3, a locating ring 4, a body flange 5, a clamp body 6, a pump shaft 7, a pressing plate 8, a locating groove 9, a clamping groove 10, a threaded hole 11 and a pin hole 12.

Be equipped with rotation axis 2 on the four-axis workstation 1, install four-axis flange 3 on the rotation axis 2, four-axis flange 3 and body flange 5 are connected, and body flange 5 can be dismantled with anchor clamps body 6 and be connected, set up threaded hole 11 on the body flange 5, and clamp body 6 keeps away from the one end fixedly connected with screw of clamp plate 8 (this screw is common commonality subassembly on the market, not drawn in the picture), screw and 11 adaptations of threaded hole and be connected with body flange 5 and four-axis flange 3 according to this.

The anchor clamps body 6 can be dismantled with clamp plate 8 and be connected, anchor clamps body 6 is close to the one end of clamp plate 8 and has seted up semicircular constant head tank 9, the screens groove 10 of V type is seted up to the one end that clamp plate 8 is close to anchor clamps body 6, the adaptation card is equipped with pump shaft 7 between constant head tank 9 and the screens groove 10, clamp plate 8 is the pinhole 12 that is equipped with mutual adaptation on corresponding ground with anchor clamps body 6, the locating pin is worn to establish the pinhole 12 of clamp plate 8 and anchor clamps body 6 and is made it locking connection, its V type constant head tank can be general with pump shaft 7 and need not change anchor clamps body 6 at every turn, and.

The four-axis flange 3 and the body flange 5 are respectively provided with positioning rings 4 with opposite directions correspondingly, the two positioning rings 4 are adapted and connected with the four-axis flange 3 and the body flange 5, so that the four-axis flange 3 and the body flange 5 can be quickly positioned, the coaxiality of the body flange 5 and the four-axis flange 3 with the rotating shaft A of the four-axis worktable 1 is within 0.01MM, the four-axis flange 3, the body flange 5 and the clamp body 6 are coaxially connected, in the machining process, in order to avoid overlarge coaxiality caused by excessive clamp length and the generation of cutter vibration in the machining process, the length of the clamp body 6 is shortened, the clamp body is enabled to be closer to the body flange 5, the coaxiality of the clamp body 6 and the rotating shaft 2 is ensured to be within 0.02MM, and pin holes needing to be machined on the pump shaft 7 (the pin holes only represent pin holes needing to be machined on a pump shaft 7 workpiece can be, not the same as the pin hole at 12 marked in the figure) positioning accuracy is within 0.01, scrapping caused by the out-of-tolerance position of the pin hole to be machined on the pump shaft 7 can not occur, and the yield is greatly improved.

The utility model discloses a theory of operation: firstly, a proper equal-height block (not shown in the figure) is padded below the pump shaft 7, then the pump shaft 7 is placed in a V-shaped clamping groove 10 of the clamp body 6, mutually-matched pin holes 12 are correspondingly formed in the clamp body 6 through the pressing plate 8, the pressing plate 8 is fixedly connected with the pin holes 12 of the clamp body 6 through positioning pins in a penetrating mode to lock the pump shaft 7, then the equal-height block is drawn away, and the pressing plate 8 is loosened to take out the pump shaft 7 after the machining is finished.

The above-mentioned embodiments are only preferred embodiments of the present invention, and the scope of the right of the present invention should not be limited thereby, and therefore, modifications, equivalent changes, improvements, etc. made in the claims of the present invention are still included in the scope of the present invention.

Claims

1. The utility model provides a novel machining center pump shaft four-axis frock which characterized in that: including four-axis workstation (1), four-axis flange (3), body flange (5), anchor clamps body (6), pump shaft (7) and clamp plate (8), be equipped with rotation axis (2) on four-axis workstation (1), install four-axis flange (3) on rotation axis (2), four-axis flange (3) are connected with body flange (5), body flange (5) can be dismantled with anchor clamps body (6) and be connected, anchor clamps body (6) can be dismantled with clamp plate (8) and be connected, anchor clamps body (6) are close to the one end of clamp plate (8) and have seted up constant head tank (9), clamp plate (8) are close to the one end of anchor clamps body (6) and have seted up screens groove (10), the card is equipped with pump shaft (7) between constant head tank (9) and screens groove (10).

2. The novel four-shaft pump shaft tooling of the machining center according to claim 1, is characterized in that: four-axis flange (3) are respectively and are equipped with orientation opposite position circle (4), two on with body flange (5) correspondingly position circle (4) adaptation is connected four-axis flange (3) with body flange (5).

3. The novel four-shaft machining center pump shaft tooling of claim 1 or 2, is characterized in that: the body flange (5) is provided with a threaded hole (11).

4. The novel four-shaft pump shaft tooling of the machining center according to claim 1, is characterized in that: the clamp is characterized in that one end, far away from the pressing plate (8), of the clamp body (6) is fixedly connected with a screw, the screw is matched with the threaded hole (11) and is connected with the body flange (5) and the four-axis flange (3) sequentially.

5. The novel four-shaft pump shaft tooling of the machining center according to claim 1, is characterized in that: the four-axis flange (3), the body flange (5) and the clamp body (6) are coaxially connected.

6. The novel four-shaft pump shaft tooling of the machining center according to claim 1, is characterized in that: the pressing plate (8) and the clamp body (6) are correspondingly provided with mutually adaptive pin holes, and the positioning pin penetrates through the pin holes of the pressing plate (8) and the clamp body (6) to be connected in a locking manner.

7. The novel four-shaft pump shaft tooling of the machining center according to claim 1, is characterized in that: the clamping groove (10) is semicircular.

8. The novel four-shaft pump shaft tooling of the machining center according to claim 1, is characterized in that: the positioning groove (9) is V-shaped.