Inner contour fine trimming device for forming porcelain insulator

Abstract

The utility model discloses an inner contour fine trimming device for forming a porcelain insulator, relates to the field of porcelain insulator processing, and aims to solve the problems that the existing porcelain insulator is poor in stability and easy to deform during inner contour fine trimming processing, only can perform fine trimming on the inner contour of the porcelain insulator with a single size, and is poor in universality. The device comprises a mounting frame, a base, a lower supporting table, a rotary table, a guide sliding rod and a sliding plate, a sliding groove is connected to the sliding plate, a shaping cutter is slidably connected into the sliding groove, a pushing assembly is mounted on the mounting frame, and the pushing assembly is used for pushing the shaping cutter on the sliding plate to move downwards so as to finish the inner contour of the porcelain insulator on the supporting table. The base is connected with a second telescopic piece, and the second telescopic piece is connected with a circular ring used for pushing the porcelain insulator. According to the device, the porcelain insulator mud blank can be stably placed and accurately shaped, the fine trimming quality is improved, the porcelain insulators of different specifications and models can be finely trimmed, and the universality is high.

Description

TECHNICAL FIELD

[0001] The utility model relates to the field of porcelain insulator processing, especially to an inner contour finishing device for porcelain insulator forming. BACKGROUND

[0002] Porcelain insulator is an important component in power system, mainly used for insulation and support in high-voltage transmission line. Porcelain insulator is mainly composed of steel cap, porcelain piece and steel foot, etc., in which the porcelain piece is the key part to bear insulation function.

[0003] Porcelain insulator is made by corresponding clay blank after clay forming, and is made by glazing and sanding, high-temperature firing. After being made into clay blank, the surface of the clay blank is not regular enough, and the required specification size is not reached, so the inner and outer contours of the porcelain insulator need to be finished to reach the required shape and size. Especially the disc-shaped suspension porcelain insulator, as its inner contour has multiple annular grooves, it needs to be inverted when finishing the inner contour, but such inversion is easy to cause deformation of the clay blank, and it is not easy to stably finish the inner contour. At the same time, the existing inner contour finishing device cannot flexibly and universally finish the inner contour of porcelain insulators of different sizes. Therefore, an inner contour finishing device for porcelain insulator forming is proposed. SUMMARY

[0004] The utility model discloses a kind of inner contour finishing devices for porcelain insulator forming, solve the stability of existing porcelain insulator in inner contour finishing processing, easy to deform, only the inner contour of single size porcelain insulator can be finished, the problem of poor universality.

[0005] To achieve the above object, the utility model provides the following technical scheme: an inner contour finishing device for porcelain insulator forming, including mounting frame, the side of mounting frame is connected with base, and the lower support table is rotatably connected on base by drive assembly one, the rotary table is rotatably sleeved on the mounting frame by drive assembly two, a plurality of guide sliding rods are connected in array on the rotary table, the outer side of each group of guide sliding rods is slidably sleeved with sliding plate, and the sliding plate is connected with sliding groove, the profiled knife is slidably connected in the sliding groove, the pushing assembly is installed on the mounting frame, the pushing assembly is used to push the profiled knife on sliding plate to move downwards, to finish the inner contour of porcelain insulator on the lower support table, the base is connected with telescopic piece two, and the annular ring for pushing porcelain insulator is connected on telescopic piece two.

[0006] Preferably, the pushing assembly includes telescopic piece one, push plate and spring, the telescopic piece one is installed on the top of mounting frame, the push plate is connected on the output end of telescopic piece lower side, and the push plate is matched with the upper end of sliding plate close to the side of base, the spring is sleeved on the outer side of guide sliding rod, and the both ends of spring are connected on rotary table and sliding plate respectively.

[0007] Preferably, the profiled cutter is bolted with a sliding block, the sliding block is slidingly connected in a sliding groove, a lead screw is rotationally connected between the inner walls of the two sides of the sliding groove, the sliding block is threadedly sleeved on the outer side of the lead screw, and one end of the lead screw extends outside the sliding groove.

[0008] Preferably, a threaded barrel is rotationally connected on the rotary table between each group of guide sliding rods, a screw is threadedly sleeved in the threaded barrel, the upper end of the screw is rotationally connected with a limiting plate, a limiting sliding rod is connected on the rotary table, the two ends of the limiting plate are slidingly sleeved with the limiting sliding rod, a limiting frame is connected on the profiled cutter, and the limiting frame is limited in cooperation with the limiting plate.

[0009] Preferably, the lower support table is sleeved with an upper support table, the lower end of the upper support table is arrayed with positioning rods, the positioning rods are inserted in cooperation with the upper end of the lower support table, the porcelain insulator is supported on the upper support table, and the circular ring is movably penetrated in the upper support table and the lower support table.

[0010] Preferably, the driving assembly one comprises a gear ring one and a servo motor one, the gear ring one is sleeved in the rotary table, the servo motor one is installed on the mounting frame, and the output end of the servo motor one is connected with a gear one engaged with the inner side of the gear ring one.

[0011] Preferably, the driving assembly two comprises a gear ring two and a servo motor two, the gear ring two is sleeved in the lower support table, the servo motor two is installed on the base, and the output end of the servo motor two is connected with a gear two engaged with the inner side of the gear ring two.

[0012] Compared with the related art, the porcelain insulator inner contour finishing device has the following beneficial effects:

[0013] The rotary table can drive the profiled cutter of different sizes and models to rotate above the porcelain insulator on the upper support table, the push plate is driven to move downward by the telescopic piece one, the profiled cutter can be pushed to move downward to the inner side of the inverted porcelain insulator for finishing, the universality is improved, the inverted porcelain insulator is supported on the upper support table, the stability of the finishing machining is improved, the height of the limiting plate can be adjusted, the profiled cutter can be limited to move downward, the profiled cutter can be automatically stopped at the depth required by the porcelain insulator inner contour, and the automation degree of machining is improved. BRIEF DESCRIPTION OF DRAWINGS

[0014] Figure 1 It is a structural schematic view of the utility model.

[0015] Figure 2 It is a sectional view of the structure of the utility model.

[0016] Figure 3The utility model discloses a structure diagram without mounting frame, base, lower support platform.

[0017] Figure 4 The utility model discloses the structure diagram inside lower support platform and upper support platform.

[0018] In the drawing: 1, mounting frame, 101, gear ring one, 102, servo motor one, 103, gear one, 2, base, 201, gear ring two, 202, servo motor two, 203, gear two, 3, lower support platform, 4, porcelain insulator, 5, guide slide rod, 6, slide plate, 7, spring, 8, sliding slot, 9, sliding block, 10, screw rod, 11, profile cutter, 1101, limit frame, 12, threaded cylinder, 13, limit plate, 14, limit slide rod, 15, telescopic part one, 16, push plate, 17, telescopic part two, 18, circular ring, 19, rotary table, 20, upper support platform, 21, positioning rod, 22, screw rod. DETAILED DESCRIPTION

[0019] The technical scheme in the embodiments of the utility model will be described clearly and completely below in conjunction with the drawings in the embodiments of the utility model, and apparently, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments; on the basis of the embodiments in the utility model, all other embodiments obtained by the ordinary skilled in the art without creative work belong to the range of protection of the utility model.

[0020] Please refer to Figures 1-4 The utility model provides a kind of porcelain insulator forming internal contour finishing device, including mounting frame 1, the side of mounting frame 1 is connected with base 2, base 2 is rotationally connected with lower support platform 3 by drive assembly one, rotary sleeve is equipped with rotary table 19 on mounting frame 1 by drive assembly two, rotary table 19 is arrayed and is connected with multiple groups of guide slide rod 5, the outside of each group of guide slide rod 5 is slidably sleeved with slide plate 6, and slide plate 6 is connected with sliding slot 8, and sliding slot 8 is slidably connected with profile cutter 11, pushing assembly is installed on mounting frame 1, pushing assembly is used to push profile cutter 11 on slide plate 6 and move down, to the porcelain insulator 4 internal contour finishing of lower support platform 3, base 2 is connected with telescopic part two 17, and circular ring 18 for pushing porcelain insulator 4 is connected on telescopic part two 17.

[0021] As Figure 1As shown, in specific use, first, the porcelain insulator 4 to be refined is inverted on the lower support table 3, through the operation of the driving assembly 2, the porcelain insulator 4 is driven to rotate, and according to the size of the porcelain insulator 4, the rotary table 19 is rotated, the profiled knife 11 capable of cooperating with the porcelain insulator 4 inverted on the lower support table 3 is rotated to the upper side of the base 2, the sliding plate 6 is pushed to move downward by the pushing assembly, so that the profiled knife 11 also moves downward, and the inner contour of the porcelain insulator 4 inverted on the lower support table 3 is refined, when the refinement is completed, the telescopic member two 17 is controlled to be extended, so as to drive the circular ring 18 to move upward, and the porcelain insulator 4 is pushed upward from bottom to top, so as to realize quick discharging.

[0022] Further, the pushing assembly comprises a telescopic member one 15, a push plate 16 and a spring 7, the telescopic member one 15 is installed at the top of the mounting frame 1, the push plate 16 is connected to the output end of the lower side of the telescopic member one 15, and the push plate 16 is in abutment with the upper end of the sliding plate 6 close to one side of the base 2, the spring 7 is sleeved on the outer side of the guide sliding rod 5, and the two ends of the spring 7 are connected to the rotary table 19 and the sliding plate 6 respectively, as shown in Figure 1 and 2 As shown, the telescopic member one 15 is started, so as to push the push plate 16 to move downward, when the push plate 16 moves downward to abut against the upper end of the sliding plate 6, the sliding plate 6 and the profiled knife 11 thereon are pushed to move downward for use, during which the spring 7 is compressed, and the spring 7 is arranged to drive the sliding plate 6 to move upward and reset after the push plate 16 is driven to move upward under the elastic force of the spring 7.

[0023] Further, the profiled knife 11 is bolted with a sliding block 9, the sliding block 9 is slidingly connected in a sliding groove 8, a lead screw 10 is rotatably connected between the inner walls of the two sides of the sliding groove 8, the sliding block 9 is threadedly sleeved on the outer side of the lead screw 10, one end of the lead screw 10 extends outside the sliding groove 8 through the sliding groove 8, as shown in Figure 3 so that the sliding block 9 slides in the sliding groove 8, and the sliding block 9 can be driven to slide by rotating the lead screw 10, so as to drive the profiled knife 11 to slide, so that although the profiled knife 11 can cooperate with the size and model of the inner contour of the porcelain insulator 4, when the position of the profiled knife 11 does not correspond to the porcelain insulator 4, the lead screw 10 can be rotated for adjustment, so as to realize that one end of the profiled knife 11 close to the porcelain insulator 4 is collinear with the axial direction of the porcelain insulator 4, and refinement is realized.

[0024] The profiled knife 11 is bolted with the sliding block 9, which facilitates dismounting and replacing the profiled knife 11.

[0025] Furthermore, a threaded cylinder 12 is rotatably connected to the turntable 19 between each set of guide slide rods 5. A screw 22 is threaded inside the threaded cylinder 12, and a limit plate 13 is rotatably connected to the upper end of the screw 22. A limit slide rod 14 is connected to the turntable 19, and both ends of the limit plate 13 are slidably fitted with the limit slide rod 14. A limit frame 1101 is connected to the shaping blade 11, and the limit frame 1101 cooperates with the limit plate 13 to limit movement. Figure 3 As shown, the height of the limiting plate 13 can be adjusted by rotating the threaded cylinder 12, so that when the shaping knife 11 is pushed down, the limiting frame 1101 on it can automatically abut against the upper end of the limiting plate 13 to stop the downward movement of the shaping knife 11. This allows the shaping knife 11 to fall to the depth that meets the inner contour requirements of the porcelain insulator 4, thus achieving automated control. A pressure sensor can also be installed on the limiting frame 1101 so that it is pressed after abutting against the limiting plate 13, and the telescopic component 15 is automatically stopped.

[0026] Furthermore, an upper support platform 20 is fitted onto the lower support platform 3. Positioning rods 21 are arrayed and connected to the lower end of the upper support platform 20. The positioning rods 21 are inserted into the upper end of the lower support platform 3. The porcelain insulator 4 is supported on the upper support platform 20. The circular ring 18 moves through the upper support platform 20 and the lower support platform 3. Figure 4 As shown, the support platform 20 can be flexibly mounted on the lower support platform 3. The upper end of the upper support platform 20 adopts different configurations to accommodate different porcelain insulators 4. In this way, when different porcelain insulators 4 need to be inverted on the lower support platform 3, the corresponding matching upper support platform 20 can be selected to achieve stable support for the inverted porcelain insulator 2, ensure the quality of processing, and avoid damage to parts during processing.

[0027] Both telescopic component 15 and telescopic component 2 17 adopt existing electric cylinders, electric hydraulic cylinders or electric telescopic rods.

[0028] Furthermore, the drive assembly includes a gear ring 101 and a servo motor 102. The gear ring 101 is fitted inside the turntable 19, and the servo motor 102 is mounted on the mounting bracket 1. The output end of the servo motor 102 is connected to a gear 103 that meshes with the inner side of the gear ring 101, thereby driving the turntable 19 to rotate by driving the servo motor 102.

[0029] Furthermore, the second drive component includes a gear ring 201 and a servo motor 202. The gear ring 201 is fitted inside the lower support platform 3, and the servo motor 202 is mounted on the base 2. The output end of the servo motor 202 is connected to a gear 203 that meshes with the inner side of the gear ring 201. Thus, the turntable 19 can be rotated by driving the servo motor 202.

Claims

1. A device for fine-tuning the inner contour of a porcelain insulator during molding, comprising a mounting frame (1), a base (2) connected to one side of the mounting frame (1), and a lower support platform (3) rotatably connected to the base (2) via a drive assembly, characterized in that, The mounting frame (1) is fitted with a turntable (19) via a drive assembly 2. Multiple sets of guide slide rods (5) are arrayed on the turntable (19). A slide plate (6) is slidably fitted on the outer side of each set of guide slide rods (5). A groove (8) is connected to the slide plate (6). A shaping knife (11) is slidably connected in the groove (8). A pushing assembly is installed on the mounting frame (1). The pushing assembly is used to push the shaping knife (11) on the slide plate (6) to move down so as to finely trim the inner contour of the porcelain insulator (4) on the lower support platform (3). A telescopic component 2 (17) is connected to the base (2), and a ring (18) for pushing the porcelain insulator (4) is connected to the telescopic component 2 (17).

2. The inner contour finishing device for forming porcelain insulators according to claim 1, characterized in that, The pushing assembly includes a telescopic component (15), a push plate (16), and a spring (7). The telescopic component (15) is installed on the top of the mounting frame (1). The push plate (16) is connected to the output end on the lower side of the telescopic component (15), and the push plate (16) abuts against the upper end of the slide plate (6) near the base (2). The spring (7) is sleeved on the outside of the guide slide rod (5), and the two ends of the spring (7) are respectively connected to the turntable (19) and the slide plate (6).

3. The inner contour finishing device for forming porcelain insulators according to claim 1, characterized in that, The shaping knife (11) is bolted to a slider (9), which is slidably connected in the groove (8). A lead screw (10) is rotatably connected between the inner walls of the two sides of the groove (8). The slider (9) is threaded onto the outside of the lead screw (10), and one end of the lead screw (10) extends through the groove (8) to the outside of the groove (8).

4. The inner contour finishing device for forming porcelain insulators according to claim 1, characterized in that, Each set of guide slide rods (5) is rotatably connected to a turntable (19). A screw (22) is threaded inside the screw (12), and a limit plate (13) is rotatably connected to the upper end of the screw (22). A limit slide rod (14) is connected to the turntable (19). Both ends of the limit plate (13) are slidably fitted with the limit slide rod (14). A limit frame (1101) is connected to the shaping knife (11), and the limit frame (1101) cooperates with the limit plate (13) for limiting.

5. The inner contour finishing device for forming porcelain insulators according to claim 1, characterized in that, The lower support platform (3) is fitted with an upper support platform (20). The lower end of the upper support platform (20) is connected to a positioning rod (21). The positioning rod (21) is inserted into the upper end of the lower support platform (3). The porcelain insulator (4) is supported on the upper support platform (20). The ring (18) moves through the upper support platform (20) and the lower support platform (3).

6. The inner contour finishing device for forming porcelain insulators according to claim 1, characterized in that, The drive assembly includes a gear ring (101) and a servo motor (102). The gear ring (101) is fitted inside the turntable (19). The servo motor (102) is mounted on the mounting bracket (1), and the output end of the servo motor (102) is connected to a gear (103) that meshes with the inner side of the gear ring (101).

7. The inner contour finishing device for forming porcelain insulators according to claim 1, characterized in that, The second drive component includes a second gear ring (201) and a second servo motor (202). The second gear ring (201) is fitted inside the lower support platform (3). The second servo motor (202) is mounted on the base (2), and the output end of the second servo motor (202) is connected to a second gear (203) that meshes with the inner side of the second gear ring (201).

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