Metal casting polishing device

Abstract

The utility model belongs to the field of polishing devices, and particularly relates to a metal casting polishing device which comprises a workbench. A control assembly is installed on the top of the workbench. The polishing assembly is installed at the bottom of the control assembly. A motor is fixedly connected to the inner side of the workbench; the output end of the motor is fixedly connected with a rotating shaft; a screw rod is rotationally connected into the rotating shaft; the middle of the screw is in threaded connection with a sliding plate; the sliding plate is in sliding connection with the rotating shaft; a plurality of connecting rods are hinged to the middle of the sliding plate; a top plate is hinged to the end of the connecting rod; a supporting plate is fixedly connected to the middle of the rotating shaft; the supporting plate is rotationally connected with the workbench. The top plate and the supporting plate are in sliding connection. And a screw rod is rotated to enable a top plate to extrude the inner wall of the coupler under the hinging action of a sliding plate and a connecting rod, so that the device can fix the couplings with different sizes during polishing, and the flexibility and convenience of the device for fixing the couplings with different sizes are improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to the field of polishing device, specifically a metal casting polishing device. BACKGROUND

[0002] The coupling belongs to the connecting casting type, the coupling casting has high strength and rigidity, good wear resistance, adapts to the environment of long-term heavy load and high-speed operation, has long service life, and is easy to process, maintain and replace, and also has good corrosion resistance.

[0003] The production process of the coupling includes multiple links: raw material preparation, casting, annealing treatment, rough machining, finishing, polishing, assembly and inspection; the polishing is one of the important links in the production process of the coupling, which can remove the fine scratches and defects on the surface of the coupling and improve the surface finish and gloss.

[0004] The existing coupling usually needs to be fixed by a clamp during polishing, and it is found in production and observation that because the coupling has many sizes, multiple clamps need to be prepared for polishing different size couplings, which makes the coupling polishing operation more cumbersome.

[0005] Therefore, a metal casting polishing device is proposed to solve the above problems. UTILITY MODEL CONTENTS

[0006] In order to make up for the deficiencies of the prior art and solve at least one technical problem proposed in the background art.

[0007] The utility model solves the technical scheme that the utility model discloses a metal casting polishing device, including the workbench, the top of workbench installs control assembly, control assembly bottom installs polishing assembly, the inboard of workbench is firmly connected with motor, motor output firmly connects with the pivot, the inside rotation of pivot is connected with screw rod, the middle part screw of screw rod is connected with sliding plate, sliding plate and pivot are slidingly connected, the middle part of sliding plate is hinged with a plurality of connecting rods, the end of connecting rod is hinged with top plate, the middle part of pivot is firmly connected with support plate, support plate and workbench are rotationally connected, top plate and support plate are slidingly connected, and the rotation of screw rod will make top plate extrude the inner wall of coupling under the hinged action of sliding plate and connecting rod, realize the fixing of the device when polishing different size couplings, improve the flexibility and convenience of the device for fixing various size couplings.

[0008] Preferably, the top of the rotating shaft has multiple fixing holes; the screw has multiple uprights that are slidably connected to and pass through it; the uprights and fixing holes are correspondingly arranged; through the cooperation of the uprights and fixing holes, the screw is fixed by the limiting action of the uprights and fixing holes, reducing the rotation of the screw when it rotates with the rotating shaft, and ensuring that the top plate can stably fix and support the coupling.

[0009] Preferably, a positioning groove is provided in the middle of the upright; a connecting plate is fixedly connected to the top of the screw; multiple elastic plates are fixedly connected to the middle of the connecting plate; the elastic plates and the positioning groove are correspondingly arranged; after the coupling is polished, the operator can pull the upright to disengage it from the fixing hole. When the upright moves, it will drive the positioning groove to move together, and the positioning groove will come into contact with the elastic plates. Under the action of elastic force, the elastic plates will be inserted into the interior of the positioning groove. At this time, the upright will be fixed by the friction between the positioning groove and the elastic plates. Then, the operator can rotate the screw to move the top plate away from the coupling. Finally, the coupling can be removed from the surface of the support plate, which improves the convenience of removing the upright and simplifies the operation of placing the upright after removal.

[0010] Preferably, a sliding rod is slidably connected through the middle of the top plate; a spring is fixedly connected to the end of the sliding rod; the spring and the top plate are both fixedly connected; when the top plate contacts the inner wall of the coupling, the sliding rod also contacts the coupling, and the sliding rod transmits pressure to the spring, causing the spring to be in a stretched state. Subsequently, the sliding rod will squeeze the inner wall of the coupling under the elastic force of the spring, increasing the contact area between the top plate and the inner wall of the coupling, and improving the stability of the device when polishing the coupling.

[0011] Preferably, a suction cup is fixed to the end of the slide rod; the top plate is located between the spring and the suction cup; when the slide rod contacts the coupling, the suction cup will also contact the coupling, and the suction cup will adsorb the inner wall of the coupling, further increasing the contact area between the device and the coupling and reducing the shaking during the polishing of the coupling.

[0012] Preferably, a sponge is fixed to the middle of the top plate; the sponge is located at the top of the slide rod; when the top plate and the coupling come into contact, the sponge will come into contact with the coupling, and the sponge will fill the gap between the coupling and the top plate, reducing the situation where debris generated during the polishing of the coupling flies into the inner wall of the coupling.

[0013] The advantages of this utility model are:

[0014] 1. The metal casting polishing device of this utility model, by rotating the screw, causes the top plate to press against the inner wall of the coupling under the hinge action of the sliding plate and the connecting rod, thereby fixing the device when polishing couplings of different sizes and improving the flexibility and convenience of fixing couplings of various sizes.

[0015] 2.The metal casting polishing device, through the cooperation of the stand rod and the fixing hole, the screw rod is fixed under the limiting action of the stand rod and the fixing hole, the autorotation of the screw rod when the rotating shaft rotates is reduced, and it is ensured that the top plate can stably fix and support the shaft coupling. BRIEF DESCRIPTION OF DRAWINGS

[0016] In order to more clearly illustrate the technical solutions of the embodiments of the present application or the prior art, the following will briefly introduce the drawings needed to be used in the embodiment or the prior art description. Obviously, the drawings described 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.

[0017] Figure 1 It is a schematic view of the main body of the present application.

[0018] Figure 2 It is a schematic view of the structure of the support plate in the present application.

[0019] Figure 3 It is a schematic view of the structure of the rotating shaft in the present application.

[0020] Figure 4 It is a schematic view of the structure of the elastic sheet in the present application.

[0021] Figure 5 It is a schematic view of the structure of the sliding plate in the present application.

[0022] In the figure: 1, workbench; 12, control assembly; 13, polishing assembly; 14, motor; 15, rotating shaft; 16, screw rod; 17, sliding plate; 18, connecting rod; 19, top plate; 110, support plate; 2, stand rod; 22, fixing hole; 3, positioning groove; 32, connecting plate; 33, elastic sheet; 4, sliding rod; 42, spring; 5, suction cup; 6, sponge. DETAILED DESCRIPTION

[0023] The technical solutions in the embodiments of the present application will be described clearly and completely below with reference to the drawings in the embodiments of the present application. Obviously, the described embodiments are only some embodiments of the present application, not all the embodiments. Based on the embodiments in the present application, all the other embodiments obtained by those skilled in the art without creative labor are within the scope of protection of the present application.

[0024] The specific embodiments are given below.

[0025] Please refer to Figures 1 to 5The utility model discloses a metal casting polishing device, including work table 1, the top of work table 1 is installed with control assembly 12, the bottom of control assembly 12 is installed with polishing assembly 13, the inboard of work table 1 is fixed with motor 14, motor 14 output is fixed with pivot 15, the inside rotation of pivot 15 is connected with screw rod 16, the middle screw joint of screw rod 16 has sliding plate 17, sliding plate 17 and pivot 15 are slidingly connected, the middle articulation of sliding plate 17 has a plurality of connecting rods 18, the end articulation of connecting rod 18 has top plate 19, the middle fixed of pivot 15 has support plate 110, support plate 110 and work table 1 are rotationally connected, top plate 19 and support plate 110 are slidingly connected, when working, can place the shaft coupling on the top of support plate 110, then rotate screw rod 16 to make sliding plate 17 along pivot 15 slide, when pivot 15 moves, the angle of connecting rod 18 will change, top plate 19 will slide along support plate 110 under the articulation of connecting rod 18 and approach shaft coupling inner wall, until top plate 19 and shaft coupling inner wall contact, at this moment, shaft coupling will be fixed under the extrusion of top plate 19, then staff can start control assembly 12, polishing assembly 13, motor 14 to make control assembly 12 control the lift of polishing assembly 13, and polishing assembly 13 will polish the surface of shaft coupling, and motor 14 will make pivot 15 drive top plate 19 and shaft coupling rotate, so that polishing assembly 13 will uniformly polish the surface of shaft coupling, rotate screw rod 16 to make top plate 19 extrude shaft coupling inner wall under the articulation of sliding plate 17 and connecting rod 18, realize the fixation of the device when polishing different size shaft couplings, improve the flexibility and convenience of the device for fixing various size shaft couplings.

[0026] Please refer to Figure 3 and Figure 4 As shown in the figure, the top of the pivot 15 is provided with a plurality of fixing holes 22, the surface of the screw rod 16 is slidingly connected and a plurality of vertical rods 2 are penetratingly arranged, the vertical rod 2 and the fixing hole 22 are correspondingly arranged, after the staff fixes the shaft coupling by rotating the screw rod 16, the vertical rod 2 is aligned with the fixing hole 22, and then the vertical rod 2 penetrates into the fixing hole 22 through the screw rod 16, the screw rod 16 is fixed under the limiting action of the vertical rod 2 and the fixing hole 22, so that the screw rod 16 is more stable when the motor 14 is started, and the screw rod 16 is fixed under the limiting action of the vertical rod 2 and the fixing hole 22 through the cooperation of the vertical rod 2 and the fixing hole 22, the autorotation of the screw rod 16 when the pivot 15 rotates is reduced, and it is ensured that the top plate 19 can stably fix and support the shaft coupling.

[0027] Please refer to Figure 4As shown, the middle of the stand 2 is provided with a positioning groove 3; the top of the screw rod 16 is fixedly connected with a connecting plate 32; the middle of the connecting plate 32 is fixedly connected with a plurality of elastic sheets 33; the elastic sheet 33 and the positioning groove 3 are correspondingly arranged; after the shaft coupling is polished, the staff can pull the stand 2 to make the stand 2 separate from the fixing hole 22, the stand 2 moves and drives the positioning groove 3 to move, the positioning groove 3 contacts the elastic sheet 33, the elastic sheet 33 is clamped into the inside of the positioning groove 3 under the action of the elastic force, at this time, the stand 2 is fixed under the friction of the positioning groove 3 and the elastic sheet 33, then the staff can rotate the screw rod 16 to make the top plate 19 away from the shaft coupling, finally the shaft coupling can be taken out from the surface of the supporting plate 110, the convenience of taking out the stand 2 is improved, and the operation of placing the stand 2 after taking out is simplified.

[0028] As shown in the figure Figure 5 As shown, the middle of the top plate 19 is provided and slidably connected with a slide rod 4; the end of the slide rod 4 is fixedly connected with a spring 42; the spring 42 and the top plate 19 are in fixed connection; when the top plate 19 contacts the inner wall of the shaft coupling, the slide rod 4 also contacts the shaft coupling, the slide rod 4 transmits the pressure to the spring 42 to make the spring 42 in a stretched state, then the slide rod 4 extrudes the inner wall of the shaft coupling under the action of the elastic force of the spring 42, the contact area of the top plate 19 and the inner wall of the shaft coupling is increased, and the stability of the device in polishing the shaft coupling is improved.

[0029] As shown in the figure Figure 5 As shown, the end of the slide rod 4 is fixedly connected with a suction disc 5; the top plate 19 is located between the spring 42 and the suction disc 5; when the slide rod 4 contacts the shaft coupling, the suction disc 5 also contacts the shaft coupling, the suction disc 5 adsorbs the inner wall of the shaft coupling, further increases the contact area of the device and the shaft coupling, and reduces the shaking of the shaft coupling during polishing.

[0030] As shown in the figure Figure 5 As shown, the middle of the top plate 19 is fixedly connected with a sponge 6; the sponge 6 is located at the top of the slide rod 4; when the top plate 19 contacts the shaft coupling, the sponge 6 also contacts the shaft coupling, the sponge 6 fills the gap between the shaft coupling and the top plate 19, and reduces the situation that the debris generated during polishing of the shaft coupling flies into the inner wall of the shaft coupling.

[0031] As shown in the figure Figure 5 As shown, the top plate 19 is an arc structure; because the top plate 19 is an arc structure, the top plate 19 can adapt to the profile of the inner wall of the shaft coupling when the top plate 19 contacts the inner wall of the shaft coupling, and the adaptability of the top plate 19 to the shaft coupling is improved.

[0032] Working principle: the shaft coupling is placed on the top of the support plate 110, then the screw rod 16 is rotated to make the sliding plate 17 slide along the rotating shaft 15, the rotating shaft 15 moves to change the angle of the connecting rod 18, the top plate 19 slides along the support plate 110 under the hinged action of the connecting rod 18 and approaches the inner wall of the shaft coupling, until the top plate 19 contacts the inner wall of the shaft coupling, at this time the shaft coupling is fixed under the extrusion of the top plate 19, then the staff can start the control assembly 12, the polishing assembly 13 and the motor 14 to make the control assembly 12 control the lifting of the polishing assembly 13, the polishing assembly 13 polishes the surface of the shaft coupling, the motor 14 drives the rotating shaft 15 to rotate the top plate 19 and the shaft coupling, so that the polishing assembly 13 uniformly polishes the surface of the shaft coupling; after the shaft coupling is fixed by rotating the screw rod 16, the staff can align the fixing hole 22 with the vertical rod 2, then the screw rod 16 is inserted into the fixing hole 22, the screw rod 16 is fixed under the limiting action of the vertical rod 2 and the fixing hole 22, so that the screw rod 16 is more stable when the motor 14 starts; after the shaft coupling is polished, the staff can pull the vertical rod 2 to make the vertical rod 2 separate from the fixing hole 22, the vertical rod 2 moves to drive the positioning groove 3 to move, the positioning groove 3 contacts the elastic sheet 33, the elastic sheet 33 is clamped into the positioning groove 3 under the elastic force, at this time the vertical rod 2 is fixed under the friction of the positioning groove 3 and the elastic sheet 33, then the staff can rotate the screw rod 16 to make the top plate 19 away from the shaft coupling, finally the shaft coupling is taken out from the surface of the support plate 110, improving the convenience of taking out the vertical rod 2; when the top plate 19 contacts the inner wall of the shaft coupling, the sliding rod 4 also contacts the shaft coupling, the sliding rod 4 transmits the pressure to the spring 42 to make the spring 42 in the stretched state, then the sliding rod 4 extrudes the inner wall of the shaft coupling under the elastic force of the spring 42, increasing the contact area of the top plate 19 and the inner wall of the shaft coupling; when the sliding rod 4 contacts the shaft coupling, the suction cup 5 also contacts the shaft coupling, the suction cup 5 adsorbs the inner wall of the shaft coupling, further increasing the contact area of the device and the shaft coupling; when the top plate 19 contacts the shaft coupling, the sponge 6 also contacts the shaft coupling, the sponge 6 fills the gap between the shaft coupling and the top plate 19.

[0033] The basic principle, main features and advantages of the present application are shown and described above. Those skilled in the art should understand that the present application is not limited to the above embodiments, and the above embodiments and descriptions in the specification are only to illustrate the principles of the present application. Without departing from the spirit and scope of the present application, various changes and improvements can be made to the present application, and these changes and improvements all fall within the scope of the claimed present application.

Claims

1. A metal casting polishing apparatus comprising a worktable (1), characterized in that: The top of the workbench (1) is provided with a control assembly (12); the bottom of the control assembly (12) is provided with a polishing assembly (13); the inner side of the workbench (1) is fixedly connected with a motor (14); the output end of the motor (14) is fixedly connected with a rotating shaft (15); the rotating shaft (15) is rotatably connected with a screw rod (16) in the inside; the middle part of the screw rod (16) is threadedly connected with a sliding plate (17); the sliding plate (17) and the rotating shaft (15) are in sliding connection; the middle part of the sliding plate (17) is hingedly connected with a plurality of connecting rods (18); the end of the connecting rod (18) is hingedly connected with a top plate (19); the middle part of the rotating shaft (15) is fixedly connected with a supporting plate (110); the supporting plate (110) and the workbench (1) are in rotary connection; the top plate (19) and the supporting plate (110) are in sliding connection.

2. A metal casting polishing apparatus according to claim 1, wherein: The top of the rotating shaft (15) is provided with a plurality of fixing holes (22); a plurality of vertical rods (2) are slidably connected and arranged through the surface of the screw rod (16); the vertical rod (2) and the fixing hole (22) are correspondingly arranged.

3. A metal casting polishing apparatus as defined in claim 2, wherein: The middle part of the vertical rod (2) is provided with a positioning groove (3); the top of the screw rod (16) is fixedly connected with a connecting plate (32); the middle part of the connecting plate (32) is fixedly connected with a plurality of elastic sheets (33); the elastic sheet (33) and the positioning groove (3) are correspondingly arranged.

4. A metal casting polishing apparatus as defined in claim 3, wherein: The middle part of the top plate (19) is provided with a sliding rod (4) arranged through and in sliding connection; the end of the sliding rod (4) is fixedly connected with a spring (42); the spring (42) and the top plate (19) are in fixed connection.

5. A metal casting polishing apparatus as defined in claim 4, wherein: The end of the sliding rod (4) is fixedly connected with a suction disc (5); the top plate (19) is located between the spring (42) and the suction disc (5).

6. A metal casting polishing apparatus as defined in claim 5, wherein: The middle part of the top plate (19) is fixedly connected with a sponge (6); the sponge (6) is located on the top of the sliding rod (4).

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