CN216882784U

CN216882784U - Fixture positioning block for rotor machining

Info

Publication number: CN216882784U
Application number: CN202123444702.3U
Authority: CN
Inventors: 朱义发
Original assignee: Shanghai Fengfa Auto Parts Co ltd
Current assignee: Shanghai Fengfa Auto Parts Co ltd
Priority date: 2021-12-31
Filing date: 2021-12-31
Publication date: 2022-07-05
Anticipated expiration: 2031-12-31

Abstract

The utility model discloses a fixture positioning block for rotor machining, which comprises a base, wherein a fixed block is arranged on the base, a mounting plate is arranged on the fixed block through a height adjusting assembly, the height adjusting assembly comprises an internal thread sleeve fixedly connected below the mounting plate, the internal thread sleeve vertically penetrates through the inside of the fixed block, a lifting groove positioned in the fixed block is arranged outside the internal thread sleeve, threads are arranged on the inner surface of the internal thread sleeve, a mounting groove is connected below the lifting groove, a threaded rod is spirally sleeved in the internal thread sleeve, the bottom end of the threaded rod extends downwards into the mounting groove and is connected with a mounting groove bearing, a transmission assembly is sleeved outside the lower end of the threaded rod, the transmission assembly comprises a second bevel gear sleeved outside the lower end of the threaded rod, the second bevel gear is positioned in the mounting groove, a first bevel gear is meshed on one side of the second bevel gear, a rotating rod is coaxially arranged in the first bevel gear, and transversely penetrates through the fixed block, and extend to the outside of fixed block, its outer rotation groove of offering with the mounting groove intercommunication.

Description

Fixture positioning block for rotor machining

Technical Field

The utility model relates to the technical field of rotor machining devices, in particular to a fixture positioning block for rotor machining.

Background

The rotor is a key part of an oil pump used in a general NGC project, and various form and position tolerance requirements are required on products. When the rotor blank is clamped on a clamp during machining, the rotor can be machined after the clamping is fixed, and if the clamping is not in place, the form and position tolerance is deviated during machining, so that the product is unqualified.

The existing rotor machining clamp has no structure capable of precisely positioning the rotor when the rotor is machined, and only clamps the rotor. Because the rotor is cylindrical, and its surface has the radian, do not have the locating piece to carry out the precision positioning in the clamping, the easy running of time leads to the clamping not in place.

SUMMERY OF THE UTILITY MODEL

In order to overcome the defects of the prior art, the utility model provides the fixture positioning block for rotor machining, which is very convenient to position the rotor accurately and prevent errors by arranging the height adjusting assembly and the scale marks on the outer surface of the inner threaded sleeve, and precisely adjusting the height according to the scale marks when adjusting the extending height of the inner threaded sleeve, namely the height of the positioning block.

In order to solve the technical problems, the utility model provides the following technical scheme: the fixture positioning block for rotor machining comprises a base, wherein a fixing block is fixedly mounted on the base through a bolt, a mounting plate is mounted on the fixing block through a height adjusting assembly, the height adjusting assembly comprises an internal thread sleeve fixedly connected below the mounting plate, the internal thread sleeve vertically penetrates through the inside of the fixing block, a lifting groove located in the fixing block is formed in the external of the internal thread sleeve, and threads are formed in the inner surface of the internal thread sleeve; the mounting groove is connected and arranged below the lifting groove; the bottom end of the threaded rod extends downwards into the mounting groove and is connected with a mounting groove bearing; the transmission component is sleeved outside the lower end of the threaded rod; when the transmission assembly drives the threaded rod to rotate, the internally threaded sleeve moves upwards or downwards.

As a preferred technical scheme of the present invention, the transmission assembly includes a second bevel gear sleeved outside the lower end of the threaded rod, the second bevel gear is located in the mounting groove, a first bevel gear is engaged with one side of the second bevel gear, a rotating rod is coaxially arranged in the first bevel gear, the rotating rod transversely penetrates through the fixing block and extends to the outside of the fixing block, and a rotating groove communicated with the mounting groove is formed outside the rotating rod.

As a preferable technical scheme of the utility model, the diameter of the lifting groove is larger than that of the internal thread sleeve and smaller than that of the mounting groove.

As a preferable technical solution of the present invention, a rotating handle is fixedly provided at an end portion of the rotating rod extending to an outside of the fixing block.

As a preferred technical scheme of the utility model, a positioning block is fixedly installed on the outer wall of one side of the mounting plate through a bolt, rotor placing grooves are respectively formed on the outer walls of the two sides of the positioning block, and the rotor placing grooves are symmetrically distributed up and down.

As a preferable technical solution of the present invention, the outer surface of the internally threaded sleeve is provided with scale marks.

As a preferable technical scheme of the utility model, the outer surface of the rotating handle is provided with anti-skid grains.

As a preferable technical scheme of the utility model, the anti-skid lines are raised strip-shaped lines.

In a preferred embodiment of the present invention, the mounting plate has a width smaller than that of the positioning block, and does not cover the rotor placement groove.

As a preferred technical solution of the present invention, the rotor placement groove includes two arc-shaped grooves with different sizes, the arc-shaped groove with a relatively smaller diameter is close to the mounting plate, and the arc-shaped groove with a relatively larger diameter is far from the mounting plate.

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

when using this locating piece, rotate and change the handle, change and drive the drive assembly function, drive assembly drives the threaded rod and rotates, the threaded rod is when rotating, the internal thread sleeve that the cover was established on it can be at the lifting slot internal side or downstream, drive the locating piece promptly and upwards perhaps downstream, when the rotor was placed in the rotor standing groove, through the scale mark that sets up on the internal thread sleeve surface, highly when the height of locating piece is promptly adjusting that the internal thread sleeve stretches out, can carry out the precision control according to the scale mark pair height, carry out the precision control to the height of rotor promptly, make the rotor can pinpoint, in order to prevent the error, it is very convenient.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic view of the height adjustment assembly of the present invention;

FIG. 3 is a schematic view of the transmission assembly of the present invention;

FIG. 4 is a top view of the locating block of the present invention;

FIG. 5 is a schematic diagram of the positioning block of the present invention, wherein: 1. a base; 2. a fixed block; 3. mounting a plate; 4. positioning blocks; 5. a rotor placement groove; 6. an internally threaded sleeve; 7. a lifting groove; 8. a threaded rod; 9. mounting grooves; 10. a second bevel gear; 11. a first bevel gear; 12. rotating the rod; 13. turning a handle; 14. the groove is rotated.

Detailed Description

The present invention will be further described with reference to specific examples, but the following examples are only preferred embodiments of the present invention, and not all embodiments of the present invention are intended to be included in the scope of the present invention. Based on the embodiments in the implementation, other embodiments obtained by those skilled in the art without any creative efforts belong to the protection scope of the present invention. The experimental methods in the following examples are conventional methods unless otherwise specified, and materials, reagents and the like used in the following examples are commercially available unless otherwise specified.

Examples

As shown in fig. 1, 2, 3 and 4, the utility model provides a fixture positioning block for rotor machining, which comprises a base 1, wherein a fixed block 2 is fixedly installed on the base 1 through a bolt, a mounting plate 3 is installed on the fixed block 2 through a height adjusting assembly, the height adjusting assembly comprises an internal thread sleeve 6 fixedly connected below the mounting plate 3, the internal thread sleeve 6 vertically penetrates through the fixed block 2, a lifting groove 7 positioned in the fixed block 2 is formed in the external part of the internal thread sleeve 6, threads are arranged on the internal surface of the internal thread sleeve, an installation groove 9 is connected below the lifting groove 7, a threaded rod 8 is spirally sleeved in the internal thread sleeve 6, a scale mark is arranged on the external surface of the internal thread sleeve 6, the bottom end of the threaded rod 8 extends downwards into the installation groove 9 and is in bearing connection with the installation groove 9, a transmission assembly is sleeved outside the lower end of the threaded rod 8, when the transmission assembly drives the threaded rod 8 to rotate, the internal thread sleeve 6 moves upwards or downwards, the transmission assembly comprises a second bevel gear 10 sleeved outside the lower end of the threaded rod 8, the second bevel gear 10 is positioned in the mounting groove 9, one side of the second bevel gear is meshed with a first bevel gear 11, a rotating rod 12 is coaxially arranged in the first bevel gear 11, the rotating rod 12 transversely penetrates through the fixing block 2 and extends to the outside of the fixing block 2, a rotating groove 14 communicated with the mounting groove 9 is formed in the outer part of the rotating rod 12, and a rotating handle 13 is fixedly arranged at one end part of the rotating rod 12 extending to the outside of the fixing block 2;

when using this locating piece 4, it changes 13 to rotate, can make to change 13 and drive dwang 12 at the 14 internal rotations of rotation groove, dwang 12 drives first bevel gear 11 and rotates, first bevel gear 11 drives second bevel gear 10 and rotates, second bevel gear 10 drives threaded rod 8 and rotates, threaded rod 8 is when rotating, the internal thread sleeve 6 that the cover was established on it can be upwards or the downstream in lifting slot 7, drive locating piece 4 promptly and upwards or the downstream, when the rotor was placed in rotor standing groove 5, through the scale mark that sets up on internal thread sleeve 6 surface, when adjusting the height that internal thread sleeve 6 stretches out and be the height of locating piece 4, can carry out the precision adjustment according to the scale mark, carry out the precision adjustment promptly to the height of rotor, make the rotor can pinpoint, in order to prevent the error, it is very convenient.

As shown in fig. 1 and 2, the diameter of the lifting groove 7 is larger than that of the internal thread sleeve 6 and smaller than that of the mounting groove 9;

when using this locating piece 4, rotate and change 13, can make and change 13 and drive dwang 12 and rotate, dwang 12 drives first bevel gear 11, first bevel gear 11 drives second bevel gear 10 and rotates, second bevel gear 10 drives threaded rod 8 and rotates, threaded rod 8 is when rotating, the internal thread sleeve 6 that the cover was established on it can upwards or move down, the diameter of lift groove 7 is greater than the diameter of internal thread sleeve 6, be less than the diameter of mounting groove 9, make things convenient for internal thread sleeve 6 to remove in lift groove 7.

As shown in fig. 1, 4 and 5, a positioning block 4 is fixedly mounted on an outer wall of one side of a mounting plate 3 through a bolt, rotor placing grooves 5 are formed in outer walls of two sides of the positioning block 4, the rotor placing grooves 5 are symmetrically distributed up and down, each rotor placing groove 5 comprises two arc-shaped grooves with different sizes, the arc-shaped groove with the relatively smaller diameter is close to the mounting plate 3, and the arc-shaped groove with the relatively larger diameter is far away from the mounting plate 3;

when the positioning blocks 4 are used, the fixture comprises a plurality of positioning blocks 4, the rotor is transversely placed between the rotor placing grooves 5 formed in the two positioning blocks, and the rotor can be machined after the height of the rotor is adjusted.

As shown in fig. 3, the outer surface of the rotating handle 13 is provided with anti-slip lines, and the anti-slip lines are raised strip-shaped lines;

when using this locating piece 4, rotate and change 13, can make and change 13 and drive dwang 12 and rotate, through changeing the bellied bar line that sets up on 13 surfaces, can increase its and operating personnel hand between frictional force, make things convenient for operating personnel light to rotate and change 13.

As shown in fig. 5, the mounting plate 3 has a width smaller than that of the positioning block 4, and does not cover the rotor placement groove 5;

when the positioning block 4 is used, the width of the mounting plate 3 is smaller than the width of the positioning block 4, and the mounting plate 3 does not interfere with the rotor when the rotor is placed in the rotor placement groove 5 because the mounting plate does not cover the rotor placement groove 5.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. Anchor clamps locating piece is used in rotor processing, including base (1), there is fixed block (2), its characterized in that through bolt fixed mounting on base (1): the mounting plate (3) is arranged on the fixed block (2) through a height adjusting component, and the height adjusting component comprises

The inner thread sleeve (6) is fixedly connected below the mounting plate (3), the inner thread sleeve (6) vertically penetrates through the fixed block (2), a lifting groove (7) located in the fixed block (2) is formed in the outer portion of the inner thread sleeve, and threads are arranged on the inner surface of the inner thread sleeve;

a mounting groove (9) arranged below the lifting groove (7) is connected;

the threaded rod (8) is spirally sleeved in the inner part of the internal thread sleeve (6), and the bottom end of the threaded rod (8) extends downwards into the mounting groove (9) and is in bearing connection with the mounting groove (9);

the transmission component is sleeved outside the lower end of the threaded rod (8);

when the transmission component drives the threaded rod (8) to rotate, the internal thread sleeve (6) moves upwards or downwards.

2. The jig positioning block for rotor machining according to claim 1, wherein: the transmission assembly comprises a second bevel gear (10) sleeved outside the lower end of the threaded rod (8), the second bevel gear (10) is located in the mounting groove (9), one side of the second bevel gear is meshed with a first bevel gear (11), a rotating rod (12) is coaxially arranged in the first bevel gear (11), the rotating rod (12) transversely penetrates through the fixing block (2) and extends to the outside of the fixing block (2), and a rotating groove (14) communicated with the mounting groove (9) is formed in the rotating rod (12).

3. The jig positioning block for rotor machining according to claim 1, characterized in that: the diameter of the lifting groove (7) is larger than that of the internal thread sleeve (6) and smaller than that of the mounting groove (9).

4. The jig positioning block for rotor machining according to claim 2, characterized in that: and a rotating handle (13) is fixedly arranged on the end part of one end of the rotating rod (12) extending to the outside of the fixed block (2).

5. The jig positioning block for rotor machining according to claim 1, wherein: the mounting structure is characterized in that a positioning block (4) is fixedly mounted on the outer wall of one side of the mounting plate (3) through bolts, rotor placing grooves (5) are formed in the outer walls of the two sides of the positioning block (4), and the rotor placing grooves (5) are symmetrically distributed up and down.

6. The jig positioning block for rotor machining according to claim 1, characterized in that: the outer surface of the internal thread sleeve (6) is provided with scale marks.

7. The jig positioning block for rotor machining according to claim 4, wherein: the outer surface of the rotating handle (13) is provided with anti-skid grains.

8. The jig positioning block for rotor machining according to claim 7, characterized in that: the anti-slip lines are raised strip lines.

9. The jig positioning block for rotor machining according to claim 5, characterized in that: the width of the mounting plate (3) is smaller than that of the positioning block (4), and the mounting plate does not cover the rotor placing groove (5).

10. The jig positioning block for rotor machining according to claim 5, characterized in that: the rotor placing groove (5) comprises two arc-shaped grooves with different sizes, the arc-shaped groove with the relatively smaller diameter is close to the mounting plate (3), and the arc-shaped groove with the relatively larger diameter is far away from the mounting plate (3).