Nozzle shape correcting tool

Abstract

The utility model relates to the technical field of shape correcting tools, in particular to a nozzle shape correcting tool which comprises a heat preservation box body, a box door is installed on one side of the heat preservation box body, and a control box is installed on one side of the heat preservation box body. The fireproof heat insulation cotton is embedded in the heat preservation box body; the shape correcting mechanism is located in the heat preservation box body; the sizing mechanism comprises an air cylinder, a nozzle sizing upper pressing plate and a nozzle sizing lower pressing plate, the air cylinder is fixed to the upper surface of the heat preservation box body, the output end of the air cylinder is fixedly connected with a mounting plate, the section of the mounting plate is in a U shape, the lower surface of the mounting plate is fixedly connected with the upper surface of the nozzle sizing upper pressing plate, and the inner wall of the heat preservation box body is fixedly connected with a partition plate. The lower surface of the nozzle shape correction lower pressing plate is attached to the upper surface of the partition plate, the shape correction mechanism further comprises a plurality of supporting frames and carbon roasting rods, and the problems that the metal surface of the nozzle can be damaged by manual shape correction, the nozzle can be damaged, and the error range is too large are solved.

Description

TECHNICAL FIELD

[0001] The application relates to the technical field of a shaping tool, in particular to a nozzle shaping tool. BACKGROUND

[0002] The nozzle shaping tool is mainly a device for shaping a nozzle.

[0003] The utility model discloses a utility model for the nozzle of aero-engine combustion chamber is shaped tool, and it is suitable for the shaping tool for the nozzle of aero-engine combustion chamber that is shaped to special-shaped pipe is repaired.The shaping tool includes a tool frame, a support fixing system and a shaping system, the support fixing system and the shaping system are arranged on the tool frame, and the nozzle needing shaping fixed on the tool frame through the support fixing system is corrected under the cooperation of the shaping system.

[0004] In the process of glass production and manufacturing, the surface of the platinum nozzle will be corroded by the glass liquid during long-term use. When the corrosion is too serious, the glass plate product will have a series of phenomena such as stripes, bubbles and bright-dark stripes. At this time, the platinum nozzle will be replaced, and the old nozzle replaced will be processed into a new nozzle through cleaning, shaping, machining, grinding and polishing processes, so that the platinum nozzle can be reused. However, in the process of shaping the nozzle, the existing technology usually uses a manual method of using a jack and clamping a steel plate to shape the nozzle. Manual shaping uses a jack to knock the deformed position to make it deform and restore to the original shape. Through continuous measurement and shaping, the deformation amount is controlled within 1mm. However, manual shaping can damage the metal surface of the nozzle and cause damage to the nozzle, and the error range is too large. The nozzle surface range is too large, which will cause more platinum waste in the subsequent machining surface treatment. Manual shaping takes too long and wastes manpower. Utility model content

[0005] One of the technical problems to be solved by the application is that manual shaping can damage the metal surface of the nozzle and cause damage to the nozzle, and the error range is too large.

[0006] To solve the above technical problems, the nozzle shaping tool provided by the embodiments of the application comprises:

[0007] The heat preservation box body is provided with a box door on one side, and a control box is installed on one side of the heat preservation box body.

[0008] The heat preservation box body is provided with a box door on one side, and a control box is installed on one side of the heat preservation box body.

[0009] The shaping mechanism is located in the interior of the heat preservation box body.

[0010] The shaping mechanism comprises a cylinder, a nozzle shaping upper pressing plate and a nozzle shaping lower pressing plate, the cylinder is fixed on the upper surface of the heat preservation box body, the output end of the cylinder is fixedly connected with a mounting plate, the cross section of the mounting plate is in the shape of "U", the lower surface of the mounting plate is fixedly connected with the upper surface of the nozzle shaping upper pressing plate, the inner wall of the heat preservation box body is fixedly connected with a partition plate, and the lower surface of the nozzle shaping lower pressing plate is attached to the upper surface of the partition plate.

[0011] In some embodiments, the shaping mechanism further comprises a plurality of support frames and a plurality of silicon-carbon rods, the silicon-carbon rods are slidably arranged in the side surface of the support frames, the plurality of support frames are divided into two groups, the lower surface of one group of support frames is fixedly connected with the inner wall bottom of the heat preservation box body, and the lower surface of the other group of support frames is fixedly connected with the upper surface of the nozzle shaping upper pressing plate.

[0012] In some embodiments, a plurality of guide rods are slidably arranged on the upper surface of the heat preservation box body, and the lower end of the guide rod is fixedly connected with the upper surface of the mounting plate.

[0013] In some embodiments, two handles are fixedly connected with the upper surface of the heat preservation box body, and the cross section of the handle is in the shape of "U".

[0014] In some embodiments, an auxiliary mechanism is arranged on the side of the heat preservation box body away from the box door, the auxiliary mechanism comprises a lead screw, the lead screw is slidably arranged on the side of the heat preservation box body away from the box door, one end of the lead screw is rotatably connected with one side of the nozzle shaping lower pressing plate, the circular arc surface of the lead screw is threadedly connected with a gear ring, one side of the gear ring is rotatably connected with the side of the heat preservation box body away from the box door, a servo motor is fixedly connected with the side of the heat preservation box body away from the box door, the output end of the servo motor is fixedly connected with a gear, and the gear is attached to the gear ring.

[0015] In some embodiments, a positioning rod is slidably arranged on the side of the heat preservation box body away from the box door, and one end of the positioning rod is fixedly connected with one side of the nozzle shaping lower pressing plate.

[0016] In some embodiments, a first sealing ring is fixedly connected with the outer wall of the heat preservation box body away from the box door, the first sealing ring is slidably connected with the positioning rod, a second sealing ring is fixedly connected with the inner wall of the heat preservation box body, and the second sealing ring is slidably connected with the lead screw.

[0017] Through the above technical scheme, the nozzle shaping tool provided by the present application sets the shaping mechanism, eliminates the internal stress of the nozzle by heating, fixes the nozzle through the upper and lower pressing plates, and does not deform after cooling, effectively improves the processing efficiency, avoids damaging the metal surface of the nozzle, and greatly improves the flatness.

[0018] By setting the auxiliary mechanism, when the personnel need to place the platinum nozzle on the nozzle shaping lower pressing plate, the nozzle shaping lower pressing plate can be automatically driven to move out of the heat preservation box, so as to avoid that the nozzle shaping upper pressing plate injures the hands of the personnel during the feeding process. BRIEF DESCRIPTION OF DRAWINGS

[0019] In order to more clearly illustrate the technical solutions in the embodiments of the present application or the prior art, the drawings needed to be used in the embodiments or prior art description will be briefly introduced. Obviously, the drawings in the following description are only some embodiments of the present application, and for those skilled in the art, other drawings can also be obtained without creative labor on the basis of these drawings.

[0020] Figure 1 is a schematic diagram of the three-dimensional structure disclosed by the embodiments of the present application;

[0021] Figure 2 is a schematic diagram of the three-dimensional structure disclosed by the embodiments of the present application; Figure 1 is a schematic diagram of the structure on the right side;

[0022] Figure 3 is a schematic diagram of the shaping mechanism disclosed by the embodiments of the present application;

[0023] Figure 4 is a schematic diagram of the auxiliary mechanism disclosed by the embodiments of the present application;

[0024] Figure 5 is a schematic diagram of the internal structure of the heat preservation box disclosed by the embodiments of the present application.

[0025] Explanation of reference signs:

[0026] 1, heat preservation box; 2, box door; 3, shaping mechanism; 301, air cylinder; 302, mounting plate; 303, nozzle shaping upper pressing plate; 304, partition plate; 305, nozzle shaping lower pressing plate; 306, support frame; 307, silicon-carbon rod; 308, guide rod; 309, handle; 4, auxiliary mechanism; 401, lead screw; 402, gear ring; 403, servo motor; 404, gear; 405, positioning rod; 406, first sealing ring; 407, second sealing ring; 5, control box; 6, refractory heat insulation cotton. DETAILED DESCRIPTION

[0027] The embodiments of the present application will be further described in detail below in combination with the drawings and examples. The detailed description of the following examples and the drawings are used to exemplarily illustrate the principles of the present application, but cannot be used to limit the scope of the present application, and the present application can be implemented in many different forms, and is not limited to the specific embodiments disclosed herein, but includes all technical solutions falling within the scope of the claims.

[0028] The present application provides these examples is to make the present application thorough and complete, and to the person skilled in the art fully express the scope of the present application. It should be noted that: unless otherwise specified, the relative arrangement of components and steps, the composition of materials, numerical expressions and values set forth in these examples should be interpreted as merely exemplary, and not as limiting.

[0029] It should be noted that, in the description of the present application, unless otherwise specified, the meaning of "a plurality of" is greater than or equal to two; The orientation or positional relationship indicated by the terms "upper", "lower", "left", "right", "inner", "outer" and the like is only for the convenience of describing the present application and simplifying the description, and does not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, therefore it cannot be understood as a limitation on the present application. When the absolute position of the described object changes, the relative positional relationship may also change accordingly.

[0030] In addition, "first", "second" and similar words used in the present application do not represent any order, number or importance, but are only used to distinguish different parts. "Vertical" is not strictly vertical, but within the allowable range of error. "Parallel" is not strictly parallel, but within the allowable range of error. "Include" or "contain" and similar words mean that the elements before the word cover the elements listed after the word, and do not exclude the possibility of also covering other elements.

[0031] It should also be noted that, in the description of the present application, unless otherwise specifically provided and limited, the terms "mounting", "connecting", "connecting" should be understood broadly, for example, it can be fixedly connected, or it can be detachably connected, or integrally connected; It can be directly connected, or indirectly connected through an intermediate medium. For those skilled in the art, the specific meaning of the above terms in the present application can be understood according to the specific circumstances. When it is described that a specific device is located between the first device and the second device, there can be an intermediate device between the specific device and the first device or the second device, or there can be no intermediate device.

[0032] All terms used in the present application have the same meaning as understood by those skilled in the art to which the present application belongs, unless otherwise specifically defined. It should also be understood that terms defined in general dictionaries should be interpreted to have meanings consistent with their meanings in the context of the relevant technology, and should not be interpreted in an idealized or excessively formalized sense, unless specifically defined here.

[0033] Techniques, methods and equipment known to those skilled in the relevant art can not be discussed in detail, but in appropriate cases, the techniques, methods and equipment should be considered as part of the specification.

[0034] ReferenceFigure 1 and Figure 5 As shown in the utility model provides a technical scheme: a nozzle shape correction tool, including:

[0035] The heat preservation box body 1 is provided with a box door 2 on one side, and a control box 5 is installed on one side of the heat preservation box body 1.

[0036] The fire-resistant heat insulation cotton 6 is embedded in the heat preservation box body 1.

[0037] The shape correction mechanism 3 is located in the interior of the heat preservation box body 1.

[0038] The heat preservation box body 1 is provided with an auxiliary mechanism 4 on the side away from the box door 2.

[0039] The specific settings and effects of the shape correction mechanism 3 and the auxiliary mechanism 4 will be described below.

[0040] Referring to Figure 3 As shown in the embodiment: the shape correction mechanism 3 includes a cylinder 301, a nozzle shape correction upper pressing plate 303 and a nozzle shape correction lower pressing plate 305, the cylinder 301 is fixed on the upper surface of the heat preservation box body 1, the output end of the cylinder 301 is fixedly connected with a mounting plate 302, the cross section of the mounting plate 302 is "U" shaped, the lower surface of the mounting plate 302 is fixedly connected with the upper surface of the nozzle shape correction upper pressing plate 303, the inner wall of the heat preservation box body 1 is fixedly connected with a partition plate 304, the lower surface of the nozzle shape correction lower pressing plate 305 is in close contact with the upper surface of the partition plate 304, by setting the shape correction mechanism 3, the internal stress of the nozzle is eliminated by heating, and the nozzle is fixed by the upper and lower pressing plates, so that it will not deform when it cools down, effectively improving the processing efficiency, avoiding damaging the metal surface of the nozzle, and greatly improving the flatness, the shape correction mechanism 3 further includes a plurality of support frames 306 and a plurality of silicon-carbon rods 307, the silicon-carbon rods 307 are slidably arranged on the side surface of the support frame 306, the plurality of support frames 306 are divided into two groups, the lower surface of one group of support frames 306 is fixedly connected with the inner wall bottom of the heat preservation box body 1, and the lower surface of the other group of support frames 306 is fixedly connected with the upper surface of the nozzle shape correction upper pressing plate 303, the heating temperature and the falling temperature of the silicon-carbon rods 307 are accurately controlled by PIC electric control, so that the nozzle cools down slowly and will not produce internal stress, thereby not deforming, a plurality of guide rods 308 are slidably arranged on the upper surface of the heat preservation box body 1, the lower end of the guide rod 308 is fixedly connected with the upper surface of the mounting plate 302, in the process of moving the mounting plate 302 and the nozzle shape correction upper pressing plate 303 driven by the cylinder 301, the guide rod 308 can guide and position the nozzle shape correction upper pressing plate 303, achieving the effect of improving the stability of the nozzle shape correction upper pressing plate 303 in the moving process, and two handles 309 are fixedly connected with the upper surface of the heat preservation box body 1, the cross section of the handle 309 is "U" shaped, and personnel can transfer the shape correction tool by means of the handle 309.

[0041] Referring to Figure 4 As shown in the embodiment: the auxiliary mechanism 4 comprises a lead screw 401, which is slidably arranged on the side of the heat preservation box body 1 away from the box door 2, one end of the lead screw 401 is rotatably connected to one side of the nozzle shape correcting lower pressing plate 305, the arc surface of the lead screw 401 is threadedly connected with a gear ring 402, one side of the gear ring 402 is rotatably connected to the side of the heat preservation box body 1 away from the box door 2, the side of the heat preservation box body 1 away from the box door 2 is fixedly connected with a servo motor 403, the output end of the servo motor 403 is fixedly connected with a gear 404, the gear 404 is in abutment with the gear ring 402, by arranging the auxiliary mechanism 4, when a person needs to place the platinum nozzle on the nozzle shape correcting lower pressing plate 305, the nozzle shape correcting lower pressing plate 305 can be automatically driven to move out of the heat preservation box body 1, so as to avoid that the nozzle shape correcting upper pressing plate 303 injures the hands of the person during the feeding process, the side of the heat preservation box body 1 away from the box door 2 is slidably arranged with a positioning rod 405, one end of the positioning rod 405 is fixedly connected to one side of the nozzle shape correcting lower pressing plate 305, during the movement of the lead screw 401 driving the nozzle shape correcting lower pressing plate 305, the positioning rod 405 can guide and limit the nozzle shape correcting lower pressing plate 305, so as to improve the stability of the movement process of the nozzle shape correcting lower pressing plate 305, the outer wall of the heat preservation box body 1 away from the box door 2 is fixedly connected with a first sealing ring 406, the first sealing ring 406 is slidably connected with the positioning rod 405, one side of the inner wall of the heat preservation box body 1 is fixedly connected with a second sealing ring 407, the second sealing ring 407 is slidably connected with the lead screw 401, the first sealing ring 406 and the second sealing ring 407 can block the gap between the auxiliary mechanism 4 and the heat preservation box body 1, so as to avoid that the auxiliary mechanism 4 affects the sealing performance of the heat preservation box body 1.

[0042] Working principle: when the platinum nozzle needs to be corrected, the box door 2 is opened, the nozzle to be corrected is placed on the nozzle shape correcting lower pressing plate 305, then the box door 2 is closed, the control box 5 is operated to start the cylinder 301, the cylinder 301 drives the mounting plate 302, the mounting plate 302 drives the nozzle shape correcting upper pressing plate 303, so that the nozzle surface is flat under the extrusion and correction of the upper and lower nozzle shape correcting pressing plates, at the same time, the PIC electric control in the control box 5 accurately controls the heating temperature and the falling temperature of the silicon carbide rod 307, so that the nozzle is slowly cooled and internal stress is not generated, so that deformation is not generated, wherein the handle 309 is installed on the top of the heat preservation box body 1 for the operation of the person, the two groups of supporting frames 306 and the silicon carbide rod 307 are respectively arranged on the top and bottom of the nozzle shape correcting upper pressing plate 303 and the nozzle shape correcting lower pressing plate 305 for heating the nozzle, the high temperature makes the nozzle eliminate internal stress, and the nozzle is fixed by the nozzle shape correcting upper pressing plate 303 and the nozzle shape correcting lower pressing plate 305, so that deformation is not generated during the cooling process, the partition plate 304 plays a role of bearing to avoid damaging the bottom silicon carbide rod 307.

[0043] When it is needed to move the nozzle shape correcting down plate 305 out of the heat preservation box 1 by means of the auxiliary mechanism 4, the servo motor 403 is started to drive the gear 404 to rotate, the gear 404 drives the gear ring 402 to rotate, the gear ring 402 drives the lead screw 401 to move, and the lead screw 401 drives the nozzle shape correcting down plate 305 to move away from the heat preservation box 1, when the nozzle shape correcting down plate 305 is moved out of the heat preservation box 1, the person can place the platinum nozzle to be shaped on the nozzle shape correcting down plate 305, then the servo motor 403 is started to drive the gear 404 to rotate reversely, the gear 404 drives the gear ring 402 to rotate reversely, the gear ring 402 drives the lead screw 401 to move reversely, until the lead screw 401 drives the nozzle shape correcting down plate 305 to return to the original position, wherein, during the process that the lead screw 401 drives the nozzle shape correcting down plate 305 to move, the positioning rod 405 can guide and limit the nozzle shape correcting down plate 305, so that the stability of the moving process of the nozzle shape correcting down plate 305 is improved, in addition, the first sealing ring 406 and the second sealing ring 407 can block the gap between the auxiliary mechanism 4 and the heat preservation box 1, so that the sealing property of the heat preservation box 1 is not affected by the auxiliary mechanism 4.

[0044] So far, the embodiments of the present application have been described in detail. In order to avoid obscuring the concept of the present application, some details known in the art are not described. Those skilled in the art can fully understand how to implement the technical solutions disclosed herein according to the above description.

[0045] Although some specific embodiments of the present application have been described in detail through examples, those skilled in the art should understand that the above examples are only for illustration, but not for limiting the scope of the present application. Those skilled in the art should understand that the above embodiments can be modified or some technical features can be replaced equivalently without departing from the scope and spirit of the present application. Especially, as long as there is no structural conflict, each technical feature mentioned in each embodiment can be combined in any way.

Claims

1. A nozzle correction tool, characterized in that: include: A heat preservation box (1), a box door (2) is installed on one side of the heat preservation box (1), and a control box (5) is installed on one side of the heat preservation box (1); Fire-resistant heat-insulating cotton (6), the heat-insulating box (1) is embedded with fire-resistant heat-insulating cotton (6); and A shape-correcting mechanism (3), the shape-correcting mechanism (3) being located inside the heat-insulating box (1); The shaping mechanism (3) comprises a cylinder (301), a nozzle shaping upper pressure plate (303) and a nozzle shaping lower pressure plate (305); the cylinder (301) is fixed on the upper surface of the heat preservation box (1); the output end of the cylinder (301) is fixedly connected to a mounting plate (302); the cross section of the mounting plate (302) is U-shaped; the lower surface of the mounting plate (302) is fixedly connected to the upper surface of the nozzle shaping upper pressure plate (303); the inner wall of the heat preservation box (1) is fixedly connected to a partition (304); the lower surface of the nozzle shaping lower pressure plate (305) is in contact with the upper surface of the partition (304).

2. The nozzle shape correction tool according to claim 1, characterized in that: The correction mechanism (3) further comprises a plurality of support frames (306) and a plurality of silicon carbide rods (307), wherein the silicon carbide rods (307) are slidably arranged on the side surfaces of the support frames (306), and the plurality of support frames (306) are divided into two groups, wherein the lower surface of one group of the support frames (306) is fixedly connected to the bottom of the inner wall of the heat preservation box (1), and the lower surface of the other group of the support frames (306) is fixedly connected to the upper surface of the nozzle correction upper pressure plate (303).

3. The nozzle shape correction tool according to claim 1, characterized in that: A plurality of guide rods (308) are slidably provided on the upper surface of the heat-insulating box body (1), and the lower ends of the guide rods (308) are fixedly connected to the upper surface of the mounting plate (302).

4. The nozzle shape correction tool according to claim 1, characterized in that: Two handles (309) are fixedly connected to the upper surface of the heat-insulating box body (1), and the cross-section of the handles (309) is "U"-shaped.

5. The nozzle shape correction tool according to claim 1, characterized in that: An auxiliary mechanism (4) is provided on the side of the heat preservation box (1) away from the box door (2), and the auxiliary mechanism (4) includes a screw rod (401), the screw rod (401) is slidably arranged on the side of the heat preservation box (1) away from the box door (2), one end of the screw rod (401) is rotatably connected to one side of the nozzle correction lower pressure plate (305), the arc surface of the screw rod (401) is threadedly connected to a gear ring (402), one side of the gear ring (402) is rotatably connected to the side of the heat preservation box (1) away from the box door (2), the side of the heat preservation box (1) away from the box door (2) is fixedly connected to a servo motor (403), the output end of the servo motor (403) is fixedly connected to a gear (404), and the gear (404) is in contact with the gear ring (402).

6. The nozzle shape correction tool according to claim 5, characterized in that: A positioning rod (405) is slidably provided on a side of the heat-insulating box body (1) away from the box door (2), and one end of the positioning rod (405) is fixedly connected to one side of the nozzle shaping lower pressure plate (305).

7. The nozzle shape correction tool according to claim 6, characterized in that: A first sealing ring (406) is fixedly connected to a side of the outer wall of the heat-insulating box body (1) away from the box door (2), and the first sealing ring (406) is slidably connected to the positioning rod (405). A second sealing ring (407) is fixedly connected to a side of the inner wall of the heat-insulating box body (1), and the second sealing ring (407) is slidably connected to the screw rod (401).

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