Test equipment for spray pipe connecting mechanism

Abstract

The utility model discloses test equipment for a spray pipe connecting mechanism, which comprises a test platform, supporting seats are equidistantly arranged at the center of the top of the test platform along the long side direction, an adjusting platform is arranged at the tops of the supporting seats, and a spray pipe assembly is arranged at the top of the adjusting platform. Adjusting mechanisms are arranged at the two ends of the adjusting platform in the arc direction, and positioning mechanisms are arranged on the two sides of the top of the adjusting platform. The bidirectional threaded rod rotates to drive the threaded seats to move oppositely or away from each other, so that the center between the two threaded seats is always positioned at the center of the detection platform, and in the moving process of the two threaded seats, the butted spray pipe assembly is lifted by a crane in the prior art and then falls on the top of the adjusting platform, so that the spray pipe assembly can be adjusted. The position of the spray pipe assembly is controlled along with relative movement of the two threaded seats, and when the threaded seats are attached to the axial end of the spray pipe assembly at the same time, a connecting mechanism in the center of the spray pipe assembly is located in the center of the detection platform, so that subsequent detection is facilitated.

Description

TECHNICAL FIELD

[0001] The utility model relates to clamping frock technical field, concretely is a kind of nozzle connecting mechanism test equipment. BACKGROUND

[0002] The nozzle connecting mechanism of engine plays the positioning and fixing effect to throat liner, also plays the effect of heat insulation and sealing, also plays the effect of improving engine energy conversion efficiency, and nozzle assembly is a key component of solid rocket engine, and the sealing of nozzle assembly, the sealing of body and the sealing of nozzle assembly and engine docking part are the most important.

[0003] Nozzle generally adopts sectional type connection, nozzle and nozzle need nozzle connecting mechanism installation and fixing, ensure the sealing effect of nozzle docking part, usually when detecting nozzle docking part, the nozzle assembly that is docked is clamped and positioned, then is detected by special detection equipment, since the volume of nozzle is larger, it is difficult to artificially adjust, and the working efficiency is low in the detection process.

[0004] Therefore, it is necessary to provide a nozzle connecting mechanism test equipment to solve the above technical problems. UTILITY MODEL CONTENT

[0005] The utility model discloses a kind of nozzle connecting mechanism test equipment to solve the problems existing in the above background technology, and the technical scheme of the utility model provides significantly different solution from prior art to the technical problem that prior art solution is too single.

[0006] To achieve the above object, the utility model provides the following technical scheme: a kind of nozzle connecting mechanism test equipment, including test platform, the top center of the test platform is equidistantly installed with support seat along long side direction, the top of the support seat is installed with adjustment platform, the top of the adjustment platform is provided with nozzle assembly, the both ends of the adjustment platform are provided with adjustment mechanism in arc line direction, the both sides of the top of the adjustment platform are provided with positioning mechanism.

[0007] Preferably, the top of the adjustment platform is equidistantly provided with rolling ball along arc direction, and the rolling ball is equidistantly arranged along the extension direction of adjustment platform.

[0008] Preferably, the adjustment mechanism includes the slot in the arc line direction of the both ends of adjustment platform, the inside of the slot is rotatably connected with bidirectional screw rod, the outer wall of the bidirectional screw rod is threadedly connected with threaded seat, and the threaded seat is connected with arc plate along the arc line direction of adjustment platform.

[0009] Preferably, the rear side of the adjustment platform is installed with motor for driving bidirectional screw rod to rotate.

[0010] Preferably, the positioning mechanism comprises grooves formed at the top of the adjusting platform at both ends, the inside of the groove is provided with a limiting plate, the outer wall of the limiting plate is movably connected with a limiting seat, the top of the limiting seat is connected with an L-shaped plate, the top of the L-shaped plate is threadedly connected with a screw rod penetrating through the top, and the bottom of the screw rod is rotatably connected with a pressing seat.

[0011] Preferably, the pressing seat comprises a mounting frame rotatably connected to the bottom of the screw rod, and the inside of the mounting frame is provided with a pressing roller.

[0012] Preferably, the grooves are formed at the center of adjacent two rolling balls on the arc of the adjusting platform, and the grooves are staggered front and back.

[0013] Compared with the prior art, the utility model has the beneficial effects that:

[0014] The rolling ball can avoid direct contact between the spray pipe assembly and the adjusting platform, greatly reduces the friction force suffered by the spray pipe assembly, and provides conditions for detecting the spray pipe connecting mechanism of the subsequent spray pipe assembly.

[0015] The bidirectional threaded rod rotation can drive the threaded seats to relatively move or move away, ensure that the center between the two threaded seats is always at the center of the detection platform, in the movement process of the two threaded seats, the docked spray pipe assembly is hoisted by the crane in the prior art and then falls on the top of the adjusting platform, the position of the spray pipe assembly is controlled by the relative movement of the two threaded seats, when the threaded seats are simultaneously attached to the axial end of the spray pipe assembly, the center of the connecting mechanism of the spray pipe assembly is at the center of the detection platform, and subsequent detection is facilitated.

[0016] After the spray pipe assembly is placed on the adjusting platform, the L-shaped plate is attached to the axial end of the spray pipe assembly by sliding the limiting seat, then the pressing seat is controlled to move downward to abut against the inside of the spray pipe assembly by rotating the screw rod, the axial direction of the pressing roller is the same as that of the spray pipe assembly, so that the work is not hindered when the spray pipe assembly needs to be rotated subsequently, and the grooves are staggered front and back, so that the pressing seat can be adjusted to press different sizes of spray pipe assemblies, and the front and back pressing fixing effect is better. BRIEF DESCRIPTION OF DRAWINGS

[0017] Figure 1 It is the three-dimensional structure of the utility model Figure 1 ;

[0018] Figure 2 It is the three-dimensional structure of the utility model Figure 2 ;

[0019] Figure 3 It is a structure schematic view of part installation on the adjusting platform of the utility model.

[0020] In the figure: 1, test platform; 2, support seat; 3, adjusting platform; 301, rolling ball; 4, spray pipe assembly; 5, adjusting mechanism; 501, slot; 502, bidirectional threaded rod; 503, threaded seat; 504, arc plate; 6, positioning mechanism; 601, groove; 602, limiting plate; 603, limiting seat; 604, L-shaped plate; 605, screw rod; 7, motor; 8, mounting frame; 9, compression roller. DETAILED DESCRIPTION

[0021] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of protection of the utility model.

[0022] In the description of the utility model, it should be explained that the orientation or position relationship indicated by the terms 'center', 'upper', 'lower', 'left', 'right','vertical', 'horizontal', 'inner', 'outer' and the like is the orientation or position relationship shown in the drawings, which is only for the convenience of describing the utility model and simplifying the description, and does not indicate or imply that the indicated device or element must have a particular orientation, be constructed and operated in a particular orientation, and therefore cannot be understood as a limitation on the utility model. In addition, the terms 'first','second', 'third' are only for the purpose of description, and cannot be understood as indicating or implying relative importance. In the description of the utility model, it should be explained that, unless otherwise explicitly specified and limited, the terms'mounting', 'connection', 'connecting','setting' should be understood broadly, for example, it can be fixedly connected, or it can be detachably connected, or integrally connected; it can be mechanically connected, or it can be electrically connected; it can be directly connected, or it can be indirectly connected through an intermediate medium; it can be the communication inside two elements. For those skilled in the art, the specific meaning of the above terms in the utility model can be understood according to the specific circumstances. The embodiments will be described below according to the overall structure of the utility model.

[0023] Please refer to Figures 1-3 A spray pipe connecting mechanism test equipment, including test platform 1, the top center of test platform 1 is equidistantly installed with support seat 2 along the long edge direction, the top of support seat 2 is installed with adjusting platform 3, the top of adjusting platform 3 is provided with spray pipe assembly 4, adjusting mechanism 5 is arranged in the arc direction at both ends of adjusting platform 3, and positioning mechanism 6 is arranged on both sides of the top of adjusting platform 3.

[0024] As Figures 1-3As shown, the top of the adjusting platform 3 is provided with rolling balls 301 equidistantly arranged along the arc direction, and the rolling balls 301 are equidistantly arranged along the length direction of the adjusting platform 3. The rolling balls 301 are of the prior art and can rotate freely. The rolling balls 301 are movably connected with the nozzle assembly 4. The rolling balls 301 can avoid the direct contact between the nozzle assembly 4 and the adjusting platform 3, greatly reduce the friction force received by the nozzle assembly 4, and provide conditions for the subsequent detection of the nozzle connecting mechanism of the nozzle assembly 4.

[0025] As shown in Figures 1-3 The adjusting mechanism 5 comprises a slot 501 formed in the arc direction of the two ends of the adjusting platform 3. A bidirectional threaded rod 502 is movably connected inside the slot 501. A threaded seat 503 is threadedly connected to the outer wall of the bidirectional threaded rod 502. An arc plate 504 is connected to the arc direction of the adjusting platform 3. The rotation of the bidirectional threaded rod 502 can drive the threaded seat 503 to move relatively or apart. The center between the two threaded seats 503 is always at the center of the detection platform. During the movement of the two threaded seats 503, the nozzle assembly 4 is lifted by the crane in the prior art and then falls on the top of the adjusting platform 3. The position of the nozzle assembly 4 is controlled by the relative movement of the two threaded seats 503. When the threaded seats 503 are simultaneously attached to the axial ends of the nozzle assembly 4, the center of the connecting mechanism of the nozzle assembly 4 is at the center of the detection platform, which is convenient for subsequent detection.

[0026] As shown in Figures 1-3 The rear ends of the adjusting platform 3 are provided with a motor 7 for driving the rotation of the bidirectional threaded rod 502. The motor 7 can drive the rotation of the bidirectional threaded rod 502.

[0027] As shown in Figures 1-3 The positioning mechanism 6 comprises a recess 601 formed in the top of the adjusting platform 3. A limiting plate 602 is arranged inside the recess 601. A limiting seat 603 is movably connected to the outer wall of the limiting plate 602. An L-shaped plate 604 is connected to the top of the limiting seat 603. A screw rod 605 penetrating the top is threadedly connected to the top of the L-shaped plate 604. A pressing seat is rotatably connected to the bottom of the screw rod 605. After the nozzle assembly 4 is placed on the adjusting platform 3, the L-shaped plate 604 is attached to the axial end of the nozzle assembly 4 by sliding the limiting seat 603. Then the pressing seat is moved downward to abut against the inner side of the nozzle assembly 4 by controlling the rotation of the screw rod 605.

[0028] As shown in Figures 1-3 The pressing seat comprises a mounting frame 8 rotatably connected to the bottom of the screw rod 605. A pressing roller 9 is mounted to the inner side of the mounting frame 8. The axial direction of the pressing roller 9 is the same as that of the nozzle assembly 4, so that the work is not hindered when the nozzle assembly 4 needs to be rotated subsequently.

[0029] AsFigures 1-3 As shown, the groove 601 is arranged on the arc of the adjusting platform 3 between the centers of two adjacent rolling balls 301, and the grooves 601 are staggered in front and back, so that the pressing seat can be adjusted to press different sizes of the nozzle assembly 4, and the pressing and fixing effect is better through the front and back arrangement.

[0030] Working principle: in use, the rolling ball 301 is prior art, which can rotate freely and is movably connected with the nozzle assembly 4, the rolling ball 301 can avoid the direct contact between the nozzle assembly 4 and the adjusting platform 3, greatly reduces the friction force of the nozzle assembly 4, provides conditions for the subsequent detection of the nozzle connecting mechanism of the nozzle assembly 4, the motor 7 can drive the rotation of the bidirectional threaded rod 502, the rotation of the bidirectional threaded rod 502 can drive the relative or away movement of the threaded seat 503, so that the centers of the two threaded seats 503 are always at the center of the detection platform, in the movement process of the two threaded seats 503, the nozzle assembly 4 is lifted by the crane in the prior art and then falls on the top of the adjusting platform 3, and the position of the nozzle assembly 4 is controlled by the relative movement of the two threaded seats 503, when the threaded seats 503 are simultaneously attached to the axial end of the nozzle assembly 4, the connecting mechanism at the center of the nozzle assembly 4 is at the center of the detection platform, which is convenient for subsequent detection, after the nozzle assembly 4 is placed on the adjusting platform 3, the L-shaped plate 604 is attached to the axial end of the nozzle assembly 4 by sliding the limiting seat 603, then the threaded rod 605 is controlled to rotate to make the pressing seat move downward and abut against the inner side of the nozzle assembly 4, the pressing roller 9 is arranged in the same axial direction as the nozzle assembly 4, so that the nozzle assembly 4 can rotate without hindering the work in the subsequent process, and the grooves 601 are staggered in front and back, so that the pressing seat can be adjusted to press different sizes of the nozzle assembly 4, and the pressing and fixing effect is better through the front and back arrangement.

[0031] It is obvious for those skilled in the art that the present application is not limited to the details of the above exemplary embodiments, and can be implemented in other specific forms without departing from the spirit or essential characteristics of the present application. Therefore, the embodiments should be regarded as exemplary and non-limiting, and the scope of the present application is defined by the appended claims rather than the above description, and all changes falling within the meaning and scope of the equivalent elements of the claims are intended to be included in the present application. Any reference signs in the claims should not be regarded as limiting the claims.

Claims

1. A nozzle connection mechanism test apparatus comprising a test platform (1), characterized in that: The top center of the test platform (1) is mounted with support seats (2) equidistantly along the length direction, the top of the support seat (2) is mounted with an adjusting platform (3), the top of the adjusting platform (3) is provided with a spray pipe assembly (4), the two ends of the adjusting platform (3) are provided with adjusting mechanisms (5) in the arc direction, and the top of the adjusting platform (3) is provided with positioning mechanisms (6) on both sides.

2. A nozzle connection mechanism test apparatus according to claim 1, characterized by: The top of the adjusting platform (3) is provided with rolling balls (301) equidistantly in the arc direction, and the rolling balls (301) are provided equidistantly along the length direction of the adjusting platform (3).

3. A nozzle connection mechanism test apparatus according to claim 1, characterized by: The adjusting mechanism (5) comprises a slot (501) opened in the arc direction of the two ends of the adjusting platform (3), a bidirectional threaded rod (502) rotatably connected inside the slot (501), a threaded seat (503) threadedly connected to the outer wall of the bidirectional threaded rod (502), and an arc plate (504) connected to the threaded seat (503) in the arc direction of the adjusting platform (3).

4. A nozzle connection mechanism test apparatus according to claim 1, characterized by: The rear ends of the adjusting platform (3) are mounted with motors (7) for driving the bidirectional threaded rod (502) to rotate.

5. A nozzle connection mechanism test apparatus according to claim 1, characterized by: The positioning mechanism (6) comprises a recess (601) opened at the two ends of the top of the adjusting platform (3), a limiting plate (602) arranged inside the recess (601), a limiting seat (603) movably connected to the outer wall of the limiting plate (602), an L-shaped plate (604) connected to the top of the limiting seat (603), a screw rod (605) penetrating the top and threadedly connected to the top of the L-shaped plate (604), and a pressing seat rotatably connected to the bottom of the screw rod (605).

6. A nozzle connection mechanism test apparatus according to claim 5, characterized by: The pressing seat comprises a mounting frame (8) rotatably connected to the bottom of the screw rod (605), and the mounting frame (8) is mounted with a pressing roller (9) on the inner side.

7. A nozzle connection mechanism test apparatus according to claim 5, characterized by: The recess (601) is opened at the center of the adjacent two rolling balls (301) in the arc direction of the adjusting platform (3), and the recesses (601) are staggered front and back.

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