Omnibearing numerical control polishing mechanism for steel tube chair

Abstract

The utility model relates to a steel tube chair omnibearing numerical control polishing mechanism which comprises a polishing cylinder, a driving gear ring is rotatably connected to the interior of the polishing cylinder, telescopic rods are fixedly connected to the inner wall of the driving gear ring in an annular array mode, one ends of the telescopic rods are jointly provided with a polishing mechanism, and the other ends of the telescopic rods are fixedly connected with the polishing cylinder. The outer side of the driving gear ring is engaged with a driving gear, and the driving gear is rotationally connected to the interior of the polishing barrel. A bidirectional motor is started to enable a driving gear to rotate and drive a driving gear ring to rotate synchronously, so that a telescopic rod drives an arc-shaped plate and a grinding piece to rotate to grind a steel pipe, and meanwhile, the bidirectional motor drives a threaded rod to rotate to enable a thread of a hollow disc to move upwards; the steel pipe fitting is driven to move upwards on the opposite side of the grinding piece, so that the steel pipe fitting can move automatically in the grinding and polishing process, the steel pipe chair component can be ground and polished in all directions, and the situation that the steel pipe fitting is manually pushed to move is avoided.

Description

TECHNICAL FIELD

[0001] The utility model relates to numerical control polishing mechanism technical field especially relates to a kind of all-around numerical control polishing mechanism of steel pipe chair. BACKGROUND

[0002] Steel pipe chair is a kind of chair commonly found in modern office environment, public place or home space, its feature is using metal (usually steel pipe) as support structure, then match seat surface and back made of plastic, leather or other materials, this design is simple, practical, and has very strong industrial style, steel pipe chair design style is various, consumer needs to select according to the decoration style of self's, the thickness of metal pipe material, welding process and surface treatment can affect the durability of chair, seat surface and back of different materials are different in cleaning and maintenance.

[0003] Polishing mechanism is a kind of mechanical device for improving the surface quality of object, it removes the micro-unevenness and flaw of material surface through the action of abrasive or polishing agent, so that surface reaches the expected smoothness and glossiness.

[0004] Most steel pipe chairs in prior art need to polish steel pipe for more beautiful and safe when producing, so a kind of all-around numerical control polishing mechanism of steel pipe chair is needed to process steel pipe chair, but most all-around numerical control polishing mechanisms of steel pipe chair in prior art need manual pushing of steel pipe in the inside of polishing mechanism when using, as the speed of manual pushing is different, so it can cause insufficient polishing in some positions when polishing steel pipe chair, thus affecting the quality of steel pipe chair after production, therefore, a kind of all-around numerical control polishing mechanism of steel pipe chair is proposed. SUMMARY

[0005] (I) technical problem to be solved

[0006] In order to solve the above problems of prior art, the utility model provides a kind of all-around numerical control polishing mechanism of steel pipe chair, by starting bidirectional motor, driving gear ring is driven to rotate synchronously, so that telescopic rod drives arc plate and polishing piece to rotate, while bidirectional motor drives screw rod to rotate, so that hollow disc screw moves upward, drives steel pipe piece to move upward on the opposite side of polishing piece, so that steel pipe piece can move automatically in polishing and polishing process, so not only steel pipe chair component can be polished and polished all-around, but also manual pushing of steel pipe piece is avoided.

[0007] (II) technical scheme

[0008] In order to achieve the above purpose, the main technical scheme adopted by the utility model is as follows:

[0009] The utility model provides a kind of steel pipe chair all-around numerical control polishing mechanism, including polishing cylinder, the inside rotation of the polishing cylinder is connected with driving gear ring, the inner wall of the driving gear ring is fixedly connected with telescopic link in annular array, the one end of several telescopic links is jointly installed with polishing mechanism, the outside of the driving gear ring is engaged with driving gear, the rotation of the driving gear is connected in the inside of polishing cylinder, the inside of the polishing cylinder is fixedly connected with bidirectional motor, the output of the bidirectional motor is fixedly connected with driving gear, the other end of the bidirectional motor is fixedly connected with threaded rod, the threaded rod is rotatably connected with polishing cylinder, the surface of the threaded rod is threadedly connected with push disc, the inside of the push disc is installed with push mechanism, the surface of the polishing cylinder is installed with turnover mechanism, the inside of the polishing cylinder is symmetrically provided with two corresponding sliding grooves, the inside of two sliding grooves is slidably connected with elastic rod in annular array.

[0010] The turnover mechanism includes connecting rods fixedly connected to the surface of the polishing cylinder on both sides, one end of each of the two connecting rods is rotatably connected to a support plate via a bearing seat, one side of one of the support plates is fixedly connected to a turnover motor, the output of the turnover motor is fixedly connected to one of the connecting rods, and the lower surfaces of the two support plates are each fixedly connected to a support block.

[0011] The polishing mechanism includes two arc-shaped plates fixedly connected to the one ends of the telescopic links, the opposite sides of the two arc-shaped plates are each fixedly connected to an abrasive pad, the outer arc surfaces of the two arc-shaped plates are each attached to an electric push rod, the electric push rod is fixedly connected to the inner wall of the polishing cylinder, and the elastic rods are each fixedly connected to the outer arc surfaces of the two arc-shaped plates.

[0012] The push mechanism includes a hollow disc threadedly connected to the surface of the threaded rod, the inside of the hollow disc is fixedly connected to a mounting block, the inside of the mounting block is slidably connected to two corresponding arc-shaped mounting plates, the outer arc surfaces of the two arc-shaped mounting plates are each fixedly connected to an elastic block, and the elastic blocks are each fixedly connected to the mounting block.

[0013] The opposite sides of the two arc-shaped mounting plates are each inserted with a steel pipe, the steel pipe is slidably inserted into the opposite sides of the two abrasive pads, the steel pipe is slidably connected to the inside of the polishing cylinder, and the surface of the hollow disc is provided with a collecting groove.

[0014] The upper surface of the polishing cylinder is fixedly connected to a hollow ring, the inside of the hollow ring is fixedly connected to an elastic cleaning sponge, the elastic cleaning sponge corresponds to the steel pipe, and the elastic cleaning sponge is in communication with the polishing cylinder.

[0015] (Three) beneficial effects

[0016] The utility model discloses the beneficial effect is: through the setting of drive gear ring, bidirectional motor, threaded rod, polishing mechanism, turnover mechanism and push mechanism etc. structure, through turnover mechanism makes the polishing cylinder overturn, thereby makes polishing mechanism and push mechanism synchronous overturn, inserts the steel pipe spare in the inside of push mechanism, and through the component of push mechanism clamps the steel pipe spare, and simultaneously inserts the steel pipe spare in the inside of polishing mechanism, thereby through the setting of turnover mechanism, when the staff adds steel pipe spare, is more convenient, when turnover mechanism drives polishing mechanism reset, through starting bidirectional motor, makes drive gear wheel rotate, drives the synchronous rotation of drive gear ring, thereby makes telescopic link drive arc plate and polishing piece rotate, polishes the steel pipe spare, and simultaneously bidirectional motor drives threaded rod to rotate, makes the hollow disc screw thread moves upwards, drives the steel pipe spare to move upwards on the opposite side of polishing piece, can automatically move in the polishing polishing process of steel pipe spare, thereby not only can all -round polishing of steel pipe chair component, also avoids manual pushing steel pipe spare to move, avoids the problem that polishing mechanism is not uniform to steel pipe spare polishing. BRIEF DESCRIPTION OF DRAWINGS

[0017] Figure 1 It is the structure schematic drawing of the utility model;

[0018] Figure 2 It is the structure schematic drawing of the second modality of the utility model;

[0019] Figure 3 It is the split structure schematic drawing of polishing cylinder and polishing mechanism etc. of the utility model;

[0020] Figure 4 It is the split structure schematic drawing of drive gear ring and telescopic link etc. of the utility model;

[0021] Figure 5 It is the utility model Figure 2 It is the structure schematic drawing of the amplification of A place in the middle.

[0022]

Explanation of the drawings

[0023] 1, polishing cylinder;2, drive gear ring;3, elastic rod;4, telescopic link;5, drive gear wheel;6, bidirectional motor;7, threaded rod;8, elastic cleaning sponge;9, sliding groove;10, arc plate;11, connecting rod;12, support plate;13, turnover motor;14, polishing piece;15, electric push rod;16, hollow disc;17, arc mounting plate;18, elastic block;19, mounting block;20, steel pipe spare;21, hollow ring. DETAILED DESCRIPTION

[0024] In order to better explain the utility model, so as to facilitate understanding, below combining with the drawings, through specific embodiment, the utility model is described in detail.

[0025] Please refer toFigures 1 to 5 The utility model discloses a kind of all-around numerical control polishing mechanisms of steel pipe chair, including polishing cylinder 1, driving gear ring 2 is rotatably connected in the inside of polishing cylinder 1, the inner wall of driving gear ring 2 is fixedly connected with telescopic rod 4 in annular array, the end of several telescopic rods 4 is commonly installed with polishing mechanism, driving gear ring 2 is engaged with driving gear 5 outside, driving gear 5 is rotatably connected in the inside of polishing cylinder 1, bidirectional motor 6 is fixedly connected in the inside of polishing cylinder 1, the output end of bidirectional motor 6 is fixedly connected with driving gear 5, the other end of bidirectional motor 6 is fixedly connected with threaded rod 7, threaded rod 7 is rotatably connected with polishing cylinder 1, pushing mechanism is installed on the surface of threaded rod 7, overturning mechanism is installed on the surface of polishing cylinder 1, two corresponding sliding grooves 9 are symmetrically set in the inside of polishing cylinder 1, two sliding grooves 9 are slidably connected with elastic rod 3 in annular array.In actual implementation process, the component of steel pipe chair is installed in the inside of polishing mechanism and polishing cylinder 1 by overturning mechanism and pushing mechanism, bidirectional motor 6 is started, so that one of its output end drives driving gear 5 to rotate, so as to drive driving gear ring 2 to rotate synchronously, so that polishing mechanism rotates in the inside of polishing cylinder 1, and the component of steel pipe chair is polished and polished, the cooperation of sliding groove 9 and elastic rod 3 makes that polishing mechanism can adjust diameter in the inside of polishing cylinder 1, facilitate that the component of steel pipe chair of different diameter is polished by polishing mechanism, the setting of telescopic rod 4 avoids that driving gear ring 2 and telescopic rod 4 affect the adjustment of diameter of polishing mechanism.

[0026] Optionally, overturning mechanism includes the connecting rod 11 fixedly connected on the surface both sides of polishing cylinder 1, one end of two connecting rods 11 is rotatably connected with support plate 12 through bearing seat, one side of one of support plate 12 is fixedly connected with overturning motor 13, the output end of overturning motor 13 is fixedly connected with one of connecting rods 11, the lower surface of two support plates 12 is fixedly connected with support block.In actual implementation process, when polishing the component of steel pipe chair, start overturning motor 13, so that the output end thereof drives corresponding connecting rod 11 to rotate, so as to drive polishing cylinder 1 to overturn synchronously, so that polishing mechanism and pushing mechanism overturn synchronously, steel pipe chair component is inserted in the inside of polishing mechanism, and the component of steel pipe chair is positioned by pushing mechanism, so that it is more convenient for staff to add component to be polished when polishing.

[0027] Optionally, the polishing mechanism comprises two arc-shaped plates 10 fixedly connected to one end of the plurality of telescopic rods 4, the opposite sides of the two arc-shaped plates 10 are fixedly connected with polishing pads 14, the outer arc surfaces of the two arc-shaped plates 10 are attached with electric push rods 15, the electric push rods 15 are fixedly connected to the inner wall of the polishing cylinder 1, and the plurality of elastic rods 3 are fixedly connected to the outer arc surfaces of the two arc-shaped plates 10. In actual implementation, when the steel pipe chair component is added, the steel pipe chair component is inserted into the opposite sides of the two polishing pads 14, so that when the arc-shaped plates 10 are driven to rotate by the driving gear ring 2 and the telescopic rod 4, the polishing pads 14 are simultaneously driven to rotate on the surface of the steel pipe chair component, the steel pipe chair component is polished, and when the distance between the two arc-shaped plates 10 is adjusted, the arc-shaped plates 10 are adjusted more stably by the electric push rod 15, the steel pipe chair component is clamped more stably, and the instability of the arc-shaped plates 10 and the polishing pads 14 clamping the steel pipe chair component due to the elastic force of the elastic rods 3 is avoided, so that the polishing efficiency is reduced.

[0028] Optionally, the pushing mechanism comprises a hollow disc 16 threadedly connected to the surface of the threaded rod 7, the inside of the hollow disc 16 is fixedly connected with a mounting block 19, the inside of the mounting block 19 is slidingly connected with two corresponding arc-shaped mounting plates 17, the outer arc surfaces of the two arc-shaped mounting plates 17 are fixedly connected with elastic blocks 18, and the plurality of elastic blocks 18 are fixedly connected with the mounting block 19. In actual implementation, after the steel pipe chair component is inserted into the opposite sides of the two polishing pads 14, one end of the steel pipe chair component is simultaneously inserted into the opposite sides of the two arc-shaped mounting plates 17, the two arc-shaped mounting plates 17 clamp the steel pipe chair component by the elastic force of the elastic blocks 18, the steel pipe chair component is more stable during polishing, when the steel pipe chair component is installed, the threaded rod 7 is driven to rotate by the other output end of the bidirectional motor 6, so that the hollow disc 16 is threadedly moved upward, the steel pipe chair component is simultaneously moved, and the steel pipe chair component can be automatically moved upward during polishing, so that the steel pipe chair component can be fully polished, and the problem of different speeds caused by manually pushing the steel pipe chair component and reducing the polishing effect is avoided.

[0029] Optionally, the opposite sides of the two arc-shaped mounting plates 17 are jointly inserted with a steel pipe 20, the steel pipe 20 is slidingly inserted into the opposite sides of the two polishing pads 14, the steel pipe 20 is slidingly connected to the inside of the polishing cylinder 1, and the surface of the hollow disc 16 is provided with a collecting groove. In actual implementation, the steel pipe 20 is a component of a steel pipe chair, and the debris after polishing of the steel pipe 20 is collected by the collecting groove.

[0030] Optionally, the upper surface of the polishing cylinder 1 is fixedly connected with a hollow ring 21, the inside of the hollow ring 21 is fixedly connected with an elastic cleaning sponge 8, the elastic cleaning sponge 8 corresponds to the steel pipe 20, and the elastic cleaning sponge 8 is communicated with the polishing cylinder 1. In the actual implementation process, through the setting of the elastic cleaning sponge 8, after the steel pipe 20 is polished, the steel pipe 20 moves upward and is inserted into the inside of the elastic cleaning sponge 8, so that the surface of the steel pipe 20 is cleaned, and the cleaned debris falls into the inside of the polishing cylinder 1 and finally falls into the inside of the collecting groove, and through the setting of the elasticity of the elastic cleaning sponge 8, the elastic cleaning sponge 8 can be suitable for steel pipes 20 of different diameters.

[0031] The basic principle and main features of the utility model and the advantages of the utility model are shown and described above, and the standard parts used in the utility model can be purchased from the market, and the special-shaped parts can be ordered according to the description and the drawings, the specific connection mode of each part adopts the conventional means such as bolts, rivets and welding in the prior art, the mechanical parts and equipment adopt conventional models in the prior art, and the circuit connection adopts the conventional connection mode in the prior art, which will not be described in detail here.

[0032] The above is only an embodiment of the utility model, and does not limit the patent range of the utility model, and any equivalent transformation or direct or indirect application in the related technical field according to the content of the utility model specification and drawings is also included in the patent protection range of the utility model.

Claims

1. A omnidirectional CNC polishing mechanism for a steel pipe chair, comprising a polishing cylinder (1), characterized in that: The polishing cylinder (1) is internally connected to a driving gear ring (2), and the inner wall of the driving gear ring (2) is fixedly connected to a telescopic rod (4) in an annular array. A polishing mechanism is installed at one end of several telescopic rods (4). The outer side of the driving gear ring (2) is engaged with a driving gear (5). The rotation of the driving gear (5) is connected to the inside of the polishing cylinder (1). The inside of the polishing cylinder (1) is fixedly connected to a bidirectional motor (6). The output end of the bidirectional motor (6) is fixedly connected to the driving gear (5). The other end of the bidirectional motor (6) is fixedly connected to a threaded rod (7). The threaded rod (7) is rotatably connected to the polishing cylinder (1). A pushing mechanism is installed on the surface of the threaded rod (7). A flipping mechanism is installed on the surface of the polishing cylinder (1). Two corresponding sliding grooves (9) are symmetrically provided inside the polishing cylinder (1). The insides of the two sliding grooves (9) are both slidably connected to elastic rods (3) in an annular array.

2. The all-round CNC polishing mechanism for steel pipe chairs according to claim 1, characterized in that: The flip mechanism comprises connecting rods (11) fixedly connected to both sides of the surface of the polishing cylinder (1); one end of each of the two connecting rods (11) is rotatably connected to a support plate (12) via a bearing seat; one side of one of the support plates (12) is fixedly connected to a flip motor (13); the output end of the flip motor (13) is fixedly connected to one of the connecting rods (11); and the lower surfaces of the two support plates (12) are fixedly connected to support blocks.

3. The all-round CNC polishing mechanism for steel pipe chairs according to claim 1, characterized in that: The polishing mechanism comprises two arc-shaped plates (10) fixedly connected to one end of a plurality of telescopic rods (4), the opposite sides of the two arc-shaped plates (10) are fixedly connected with polishing sheets (14), the outer arc surfaces of the two arc-shaped plates (10) are affixed with electric push rods (15), the electric push rods (15) are fixedly connected to the inner wall of the polishing cylinder (1), and the plurality of elastic rods (3) are respectively fixedly connected to the outer arc surfaces of the two arc-shaped plates (10).

4. The all-round CNC polishing mechanism for steel pipe chairs according to claim 3, characterized in that: The pushing mechanism comprises a hollow disk (16) threadedly connected to the surface of the threaded rod (7); a mounting block (19) is fixedly connected inside the hollow disk (16); two corresponding arc-shaped mounting plates (17) are slidably connected inside the mounting block (19); the outer arc surfaces of the two arc-shaped mounting plates (17) are fixedly connected to elastic blocks (18); and a plurality of the elastic blocks (18) are fixedly connected to the mounting block (19).

5. The all-round CNC polishing mechanism for steel pipe chairs according to claim 4, characterized in that: A steel pipe (20) is commonly inserted on opposite sides of the two arc-shaped mounting plates (17), and the steel pipe (20) is slidably inserted on opposite sides of the two grinding sheets (14). The steel pipe (20) is slidably connected to the interior of the polishing cylinder (1), and a collection groove is provided on the surface of the hollow disk (16).

6. The all-round CNC polishing mechanism for steel pipe chairs according to claim 5, characterized in that: The upper surface of the polishing cylinder (1) is fixedly connected to a hollow ring (21), the interior of the hollow ring (21) is fixedly connected to an elastic cleaning sponge (8), the elastic cleaning sponge (8) corresponds to the steel pipe (20), and the elastic cleaning sponge (8) is connected to the polishing cylinder (1).

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