Cylindrical aeronautical part clamp

Abstract

The utility model discloses a cylindrical aeronautical part fixture, which relates to the technical field of machining assistive devices, and comprises a bottom plate, a mounting groove is arranged on the bottom plate, a support rotating plate is rotatably arranged in the mounting groove, a support column is arranged in the center of the upper surface of the support rotating plate, and the support rotating plate is provided with a support rod. The supporting column is sleeved with a plurality of fixing assemblies in the vertical direction, and each fixing assembly comprises a first fixing ring plate, a supporting cylinder and a second fixing ring plate which can be arranged on the supporting column in a sleeving mode; the multiple fixing assemblies are sequentially installed on the supporting rotating plate and the supporting column, the multiple fixing rods in each fixing assembly are independently adjusted, a good fixing effect can be achieved when the cylinder diameter of the cylinder part changes, in the process of machining the outer wall of the cylinder part, personnel can rotate the cylinder part, and the cylinder part can be fixed conveniently. And therefore, people do not need to walk back and forth, and the machining convenience is improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to mechanical processing auxiliary tool technical field, concretely is a kind of cylinder aviation part clamp. BACKGROUND

[0002] When processing cylinder aviation part, when the outer wall of the cylinder part is polished, the cylinder part needs to be fixed on the clamp, the traditional clamp is driven by a driving member to synchronously extend multiple fixing members outward, so that the end of the fixing member abuts to the inner wall of the cylinder part to limit, but the fixing effect of the cylinder part with varying cylinder diameter is poor, and the cylinder part is not convenient to rotate after being fixed, which is not convenient to operate during processing. SUMMARY

[0003] In view of the above shortcomings of the prior art, the utility model provides a kind of cylinder aviation part clamp, and multiple fixing assemblies are sequentially installed on support rotating plate and support column, and multiple fixing rods in each fixing assembly are independently adjusted, so that good fixing effect can be achieved when the cylinder diameter of the cylinder part changes, and the cylinder part can be rotated during processing of the outer wall of the cylinder part, so that personnel do not need to walk back and forth, improving the convenience during processing.

[0004] To achieve the above purpose, the utility model realizes the following technical scheme: a kind of cylinder aviation part clamp, including bottom plate, installation slot is set on the bottom plate, support rotating plate is rotationally arranged in the installation slot, support column is arranged on the center position of the upper surface of support rotating plate, multiple fixing assemblies are sleeved on the support column in vertical direction, each fixing assembly includes first fixed ring plate, support cylinder and second fixed ring plate, which can be sleeved on the support column, the support cylinder is arranged on the top of first fixed ring plate, the second fixed ring plate is arranged on the top of support cylinder, rotating ring is threadedly connected on the support column, transmission ring is rotationally connected on the rotating ring, multiple transmission rods are hingedly connected on the transmission ring, the other end of multiple transmission rods is hingedly connected with multiple fixing rods, multiple fixing rods are slidably arranged on first fixed ring plate, multiple limiting blocks are respectively arranged on the top of support rotating plate and second fixed ring plate, multiple positioning grooves are formed in the bottom of first fixed ring plate, and the limiting block can be inserted into the positioning groove.

[0005] Preferably, multiple sliding grooves are formed in the radial direction of the upper surface of the first fixed ring plate, and multiple fixing rods are slidably arranged in the multiple sliding grooves, a pair of limiting strips are arranged on each fixing rod, a pair of first limiting grooves are formed on the first fixed ring plate on both sides of each sliding groove, and the limiting strips are slidably arranged in the first limiting grooves.

[0006] Preferably, a second limiting groove is formed on the rotating ring, and an annular protrusion is arranged on the transmission ring and rotatably arranged in the second limiting groove.

[0007] Preferably, a first limiting ring plate is arranged on the support rotating plate close to the bottom, a stepped groove is formed on the bottom plate, and a second limiting ring plate is detachably arranged in the stepped groove and rotatably arranged between the second limiting ring plate and the bottom plate.

[0008] Preferably, a pair of plane bearings are arranged on both sides of the first limiting ring plate, the upper plane bearing is arranged between the second limiting ring plate and the first limiting ring plate, and the lower plane bearing is arranged between the first limiting ring plate and the bottom plate.

[0009] The utility model provides a kind of cylindrical aviation part clamp, with following beneficial effects:

[0010] 1. The utility model discloses a plurality of fixing assemblies are sequentially installed on support rotating plate and support column, and the plurality of fixing rods in each fixing assembly is independently adjusted, when the barrel diameter of cylindrical part changes, also can play good fixing effect, in the process of processing the outer wall of cylindrical part, personnel can rotate cylindrical part, and then personnel reciprocating is not needed, improve the convenience when processing;

[0011] 2. The utility model discloses when personnel rotates rotating ring, rotating ring can move in vertical direction, since rotating ring and transmission ring are rotatably connected, transmission ring and multiple transmission rods are hinged, another end of multiple transmission rods and multiple fixing rods are hinged, and multiple fixing rods are slidably arranged on first fixed ring plate, so rotating ring does not rotate when rotating, and transmission ring only moves in vertical direction along with rotating ring. BRIEF DESCRIPTION OF DRAWINGS

[0012] Figure 1 It is the internal structure schematic view of the utility model;

[0013] Figure 2 It is the utility model Figure 1 Enlarged view of part A;

[0014] Figure 3 It is the utility model Figure 1 Enlarged view of part B;

[0015] Figure 4 It is the structure schematic view of fixing rod and limiting strip of the utility model.

[0016] In the figure: 1, bottom plate; 1-1, mounting groove; 1-2, stepped groove; 2, support rotating plate; 3, first limiting ring plate; 4, flat bearing; 5, second limiting ring plate; 6, support column; 7, first fixed ring plate; 7-1, sliding groove; 7-2, first limiting groove; 7-3, positioning groove; 8, support cylinder; 9, second fixed ring plate; 10, rotating ring; 10-1, second limiting groove; 11, transmission ring; 11-1, annular protrusion; 12, transmission rod; 13, fixed rod; 13-1, limiting strip; 14, limiting block; 15, cylindrical part. DETAILED DESCRIPTION

[0017] The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application. Obviously, the described embodiments are only part of the embodiments of the present application, rather than all the embodiments. Based on the embodiments in the present application, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of protection of the present application.

[0018] As Figures 1-4As shown, a kind of cylinder aviation part clamp, including bottom plate 1, the installation groove 1-1 is set on the bottom plate 1, the support rotating plate 2 is rotatably arranged in the installation groove 1-1, the support column 6 is arranged on the upper surface of the support rotating plate 2 in the center position, a plurality of groups of fixed components are set in the vertical direction of the support column 6, each group of the fixed component includes the first fixed ring plate 7 that can be set on the support column 6, support cylinder 8 and second fixed ring plate 9, the support cylinder 8 is set on the top of first fixed ring plate 7, the second fixed ring plate 9 is set on the top of support cylinder 8, the rotating ring 10 is threadedly connected on the support column 6, the transmission ring 11 is rotatably connected on the rotating ring 10, a plurality of transmission rods 12 are hingedly connected on the transmission ring 11, a plurality of fixed rods 13 are hingedly connected on the other end of a plurality of transmission rods 12, a plurality of fixed rods 13 are slidably arranged on the first fixed ring plate 7, a plurality of limiting blocks 14 are arranged on the top of the support rotating plate 2 and second fixed ring plate 9 respectively, a plurality of positioning grooves 7-3 are set on the bottom of the first fixed ring plate 7, the limiting block 14 can be inserted into the positioning groove 7-3;A plurality of sliding grooves 7-1 are set on the upper surface of the first fixed ring plate 7 in the radial direction, a plurality of fixed rods 13 are slidably arranged in a plurality of sliding grooves 7-1, a pair of limiting strips 13-1 are arranged on each fixed rod 13, a pair of first limiting grooves 7-2 are set on the first fixed ring plate 7 and located on both sides of each sliding groove 7-1, the limiting strip 13-1 is slidably arranged in the first limiting groove 7-2;Second limiting groove 10-1 is set on the rotating ring 10, annular protrusion 11-1 is arranged on the transmission ring 11, the annular protrusion 11-1 is rotatably arranged in the second limiting groove 10-1;The first limiting ring plate 3 is arranged at the position close to the bottom of the support rotating plate 2, the stepped groove 1-2 is set on the bottom plate 1, the second limiting ring plate 5 is detachably arranged in the stepped groove 1-2, the first limiting ring plate 3 is rotatably arranged between the second limiting ring plate 5 and the bottom plate 1;A pair of plane bearings 4 are arranged on both sides of the first limiting ring plate 3, the upper plane bearing 4 is arranged between the second limiting ring plate 5 and the first limiting ring plate 3, and the lower plane bearing 4 is arranged between the first limiting ring plate 3 and the bottom plate 1.

[0019] Its detailed connection means is the technology known in the art, and the working principle and process are mainly introduced as follows:

[0020] According to the description attached Figures 1-4It can be known that, when the utility model is used, first, the first fixed ring plate 7, the support cylinder 8 and the second fixed ring plate 9 in a group of fixed assemblies are sleeved on the support column 6, and the plurality of limiting blocks 14 on the support rotating plate 2 are inserted into the plurality of positioning grooves 7-3 at the bottom of the first fixed ring plate 7, second, the cylindrical part 15 is installed on the support rotating plate 2, so that the fixed assembly and the support column 6 are located at the inner side of the cylindrical part 15, personnel manually screw the rotating ring 10, since the rotating ring 10 is screw-connected with the support cylinder 8, therefore, when personnel rotates the rotating ring 10, the rotating ring 10 can drive the transmission ring 11 to move vertically downwards, the transmission ring 11 drives the plurality of transmission rods 12 to move, the plurality of transmission rods 12 drive the plurality of fixed rods 13 to move outward on the first fixed ring plate 7, and then the end portions of the plurality of transmission rods 12 abut on the inner wall of the cylindrical part 15, another group of fixed assemblies is sleeved on the support column 6, and the plurality of limiting blocks 14 at the top of the second fixed ring plate 9 are inserted into the positioning grooves 7-3 at the bottom of the first fixed ring plate 7 above, the rotating ring 10 is screwed in the same way, so that the plurality of fixed rods 13 in the fixed assembly above fix the cylindrical part 15, other groups of fixed assemblies are fixed on the support rotating plate 2 in the same way, and the cylindrical part 15 is fixed, after the fixing is completed, the outer wall of the cylindrical part 15 can be processed, and personnel can rotate the cylindrical part 15 during processing, so as to facilitate the processing operation of personnel; the utility model is installed on the support rotating plate 2 and the support column 6 in turn through a plurality of fixed assemblies, the plurality of fixed rods 13 in each fixed assembly is independently adjusted, when the cylinder diameter of the cylindrical part 15 changes, good fixing effect can also be achieved, during processing of the outer wall of the cylindrical part 15, personnel can rotate the cylindrical part 15, and then personnel do not need to reciprocate, so that the convenience during processing is improved.

[0021] There is a possibility of implementation, when the fixed rod 13 slides in the sliding groove 7-1 on the first fixed ring plate 7, the fixed rod 13 drives the connected limiting strip 13-1 to slide in the first limiting groove 7-2, the first limiting groove 7-2 limits the limiting strip 13-1, and then prevents the fixed rod 13 from separating from the sliding groove 7-1.

[0022] There is a possibility of implementation, when personnel rotates the rotating ring 10, the rotating ring 10 can move in the vertical direction, since the rotating ring 10 is rotationally connected with the transmission ring 11, the transmission ring 11 is hinged with the plurality of transmission rods 12, the other end of the plurality of transmission rods 12 is hinged with the plurality of fixed rods 13, and the plurality of fixed rods 13 is slidably arranged on the first fixed ring plate 7, therefore, when the rotating ring 10 rotates, the transmission ring 11 does not rotate, and the transmission ring 11 only moves in the vertical direction along with the rotating ring 10.

[0023] In one implementation, the support rotating plate 2 and the first limiting ring plate 3 are arranged in the mounting groove 1-1 during installation, and then the second limiting ring plate 5 is mounted on the bottom plate 1 by screws, so that the second limiting ring plate 5 can limit the support rotating plate 2 and the first limiting ring plate 3, and prevent the support rotating plate 2 from shaking during rotation.

[0024] In one implementation, the pair of flat bearings 4 arranged on both sides of the first limiting ring plate 3 can reduce the friction between the first limiting ring plate 3, the second limiting ring plate 5 and the bottom plate 1 during rotation.

[0025] Although the embodiments of the utility model have been shown and described, it can be understood by those skilled in the art that various changes, modifications, replacements and variations can be made to the embodiments without departing from the principles and spirits of the utility model, and the scope of the utility model is defined by the appended claims and their equivalents.

Claims

1. A cylindrical aeronautical part clamp comprising a base plate (1), characterized in that, The bottom plate (1) is provided with a mounting groove (1-1), a supporting rotating plate (2) is rotatably arranged in the mounting groove (1-1), a supporting column (6) is arranged at the center position of the upper surface of the supporting rotating plate (2), a plurality of groups of fixing assemblies are sleeved on the supporting column (6) in the vertical direction, each group of the fixing assemblies comprises a first fixing ring plate (7) which can be sleeved on the supporting column (6), a supporting cylinder (8) and a second fixing ring plate (9), the supporting cylinder (8) is arranged at the top of the first fixing ring plate (7), the second fixing ring plate (9) is arranged at the top of the supporting cylinder (8), a rotating ring (10) is threadedly connected to the supporting column (6), a transmission ring (11) is rotatably connected to the rotating ring (10), a plurality of transmission rods (12) are hingedly connected to the transmission ring (11), a plurality of fixing rods (13) are hingedly connected to the other ends of the plurality of transmission rods (12), the plurality of fixing rods (13) are slidably arranged on the first fixing ring plate (7), a plurality of limiting blocks (14) are arranged at the top of the supporting rotating plate (2) and the second fixing ring plate (9) respectively, a plurality of positioning grooves (7-3) are formed in the bottom of the first fixing ring plate (7), and the limiting blocks (14) can be inserted into the positioning grooves (7-3).

2. A cylindrical aeronautical part clamp according to claim 1, characterized in that, A plurality of sliding grooves (7-1) are formed in the radial direction of the upper surface of the first fixing ring plate (7), the plurality of fixing rods (13) are slidably arranged in the plurality of sliding grooves (7-1), a pair of limiting strips (13-1) are arranged on each of the fixing rods (13), a pair of first limiting grooves (7-2) are formed in the first fixing ring plate (7) and located on the two sides of each of the sliding grooves (7-1), and the limiting strips (13-1) are slidably arranged in the first limiting grooves (7-2).

3. A cylindrical aeronautical part clamp according to claim 1, characterized in that, A second limiting groove (10-1) is formed in the rotating ring (10), and an annular protrusion (11-1) is arranged on the transmission ring (11) and rotatably arranged in the second limiting groove (10-1).

4. A cylindrical aeronautical part clamp according to claim 1, characterized in that, A first limiting ring plate (3) is arranged at a position close to the bottom of the supporting rotating plate (2), a stepped groove (1-2) is formed in the bottom plate (1), and a second limiting ring plate (5) is detachably arranged in the stepped groove (1-2).

5. A cylindrical aeronautical part clamp according to claim 4, characterized in that, A pair of plane bearings (4) are arranged on the two sides of the first limiting ring plate (3), the upper plane bearing (4) is arranged between the second limiting ring plate (5) and the first limiting ring plate (3), and the lower plane bearing (4) is arranged between the first limiting ring plate (3) and the bottom plate (1).

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