Polishing device for aluminum alloy casting

Abstract

The utility model relates to a polishing device for aluminum alloy castings, which comprises a base, a polishing motor is arranged on the base, a driving wheel is coaxially connected to an output shaft of the polishing motor, a tensioning wheel is rotatably mounted on the base, a polishing belt sleeves the tensioning wheel and the driving wheel, and a cleaning assembly is arranged on one side of the base. The cleaning assembly comprises a cleaning box and a bristle mechanism, a through hole is formed in the cleaning box, and a dust collection assembly is arranged on one side of the cleaning box; during grinding, the grinding motor drives the driving wheel to rotate so as to drive the sleeved grinding belt to rotate for grinding, while the grinding belt rotates, the grinding belt penetrates through the cleaning box, at the moment, a bristle mechanism in the cleaning box brushes and cleans the ground side face of the grinding belt, scraps attached to the grinding belt are brushed down, and the scraps are sucked away through the dust suction assembly; the casting polishing device has the effects that residual chippings on the polishing belt are cleaned, and the influence on casting polishing is reduced.

Description

TECHNICAL FIELD

[0001] The present application relates to the field of aluminum alloy casting production equipment, in particular to a polishing device for aluminum alloy castings. BACKGROUND

[0002] Aluminum alloy castings are usually formed by pouring aluminum or aluminum alloy heated to a liquid state into a cavity of a specific shape, and then cooling and solidifying to form aluminum or aluminum alloy parts of various shapes and sizes.

[0003] After processing, the aluminum alloy castings need to be polished. A polishing belt is usually used to polish the outer surface of the workpiece. The structure includes a rack, a polishing motor, a driving wheel and a tensioning wheel. The polishing motor is arranged on the rack, the driving wheel is connected with the output shaft of the polishing motor, the tensioning wheel is rotatably installed on the rack and located at the lower side of the driving wheel. The polishing belt is sleeved on the outer side wall of the driving wheel and the tensioning wheel. During work, the polishing motor drives the driving wheel to rotate and in turn drives the polishing belt to rotate. At this time, the workpiece is placed on the polishing belt for polishing.

[0004] After the polishing belt is used for a period of time, debris from the polishing of the castings will remain on the polishing belt. During subsequent polishing, the debris will be pressed into the surface of the castings, resulting in a decrease in the surface quality of the castings and affecting the polishing effect of the castings. Content of the utility model

[0005] In order to solve the problem that the debris remaining on the polishing belt affects the subsequent polishing of the castings, the present application provides a polishing device for aluminum alloy castings.

[0006] The polishing device for aluminum alloy castings provided by the present application adopts the following technical scheme:

[0007] A polishing device for aluminum alloy castings, comprising a base, a polishing motor is arranged on the base, a driving wheel is coaxially connected with the output shaft of the polishing motor, a tensioning wheel is rotatably installed on the base, a polishing belt is sleeved on the driving wheel and the tensioning wheel, a cleaning assembly is arranged on one side of the base, the cleaning assembly comprises a cleaning box and a bristle mechanism for brushing and cleaning one side of the polishing belt, the cleaning box is arranged on one side of the base, a through hole is formed in the cleaning box for the polishing belt to pass through, the bristle mechanism is arranged in the cleaning box and located at one side of the polishing surface, and a dust suction assembly is arranged on one side of the cleaning box for adsorbing debris in the cleaning box.

[0008] By adopting the technical scheme, when polishing, the polishing motor drives the driving wheel to rotate and further drives the polishing belt to rotate for polishing, the polishing belt passes through the cleaning box while rotating, at this time, the bristle mechanism in the cleaning box brushes and cleans the polishing side of the polishing belt, the debris attached to the polishing belt is brushed off and sucked away by the dust suction assembly, the residual debris on the polishing belt is cleaned, and the probability of affecting the polishing of the casting is reduced.

[0009] Optionally, the bristle mechanism comprises a bristle plate, the bristle plate is arranged in the cleaning box and located at one side of the polishing surface of the polishing belt, the bristle plate is provided with bristles, the side of the bristles away from the bristle plate is attached to one side of the polishing surface of the polishing belt, the cleaning box is provided with a connecting piece, and the bristle plate is detachably connected with the connecting piece.

[0010] By adopting the technical scheme, when the polishing belt rotates, the bristles on one side of the bristle plate brush and clean the polishing side of the polishing belt, and the residual debris on the polishing belt is reduced, when the bristles on the bristle plate are worn, the bristle plate is detached and replaced through the connecting piece, and the cleaning effect of the polishing belt is ensured.

[0011] Optionally, the connecting piece comprises a connecting block arranged in the cleaning box and located at both ends of the bristle plate, the bristle plate is provided with a sliding block, the connecting block is provided with a sliding groove for inserting the sliding block, and a screw rod is threadedly installed on the connecting block and abuts against one side of the sliding block.

[0012] By adopting the technical scheme, the sliding block on the bristle plate is inserted in the sliding groove of the connecting block during installation, the screw rod is rotated to abut against one side of the sliding block to lock, when it is necessary to detach, the screw rod is rotated to separate from the sliding block, and the bristle plate is pulled out for replacement, and the operation of detaching and replacing the bristle plate is convenient.

[0013] Optionally, the cleaning box is provided with a sliding rod, the sliding rod is distributed along the conveying direction of the polishing belt, the connecting block is slidably connected with the sliding rod, springs are sleeved on the sliding rod and located at opposite sides of the connecting block, one end of the spring is connected with the connecting block, and the other end of the spring away from the connecting block is connected with the cleaning box.

[0014] By adopting the technical scheme, when the bristle plate brushes the polishing surface of the polishing belt, the bristle plate drives the connecting block to slide along the movement direction of the polishing belt, at this time, one side of the connecting block is compressed, and the other side of the connecting block is stretched, the bristle plate is elastically connected, and the probability of the debris attached to the polishing belt is further reduced.

[0015] Optionally, the cleaning box is provided with a beating mechanism, the beating mechanism comprising a beating rod rotatably installed in the cleaning box and a rotating motor for driving the beating rod to rotate, the beating rod being arranged at a side of the polishing belt away from the brush plate, and a plurality of protrusions being uniformly arranged on the outer wall of the beating rod in the circumferential direction, and the protrusions being in abutment with the side of the polishing belt away from the polishing surface.

[0016] By using the above technical scheme, the rotating motor drives the beating rod to rotate, and the protrusions on the beating rod intermittently push the side of the polishing belt away from the polishing surface, thereby driving the polishing belt to shake and achieving a good cleaning effect on the polishing belt.

[0017] Optionally, a cleaning window is rotatably installed on one side of the cleaning box.

[0018] By using the above technical scheme, the brush plate can be replaced by opening the cleaning window, thereby facilitating operation.

[0019] Optionally, the dust suction assembly comprises a fan arranged on one side of the base, a dust suction box connected with the fan, and a connecting pipe, the dust suction box being used for filtering dust, the base being provided with a baffle cover on one side, the polishing belt being located inside the baffle cover, and the dust suction box being connected with one side of the baffle cover through the connecting pipe.

[0020] By using the above technical scheme, during operation, the fan can suck the dust in the baffle cover to the dust suction box through the connecting pipe, thereby reducing the damage to the health of the operator caused by the escape of dust.

[0021] Optionally, a second dust suction pipe is connected to the cleaning box, and the second dust suction pipe is connected with the connecting pipe.

[0022] By using the above technical scheme, when the fan is sucking dust, the second dust suction pipe on the connecting pipe can suck the waste debris cleaned in the cleaning box, thereby synchronously cleaning the cleaning box and reducing the probability of the waste debris in the cleaning box adhering to the polishing belt again.

[0023] In summary, the present application has at least one of the following beneficial technical effects:

[0024] 1. While the polishing belt is rotating, it passes through the cleaning box, at this time, the brush mechanism in the cleaning box brushes and cleans the polishing side of the polishing belt, thereby brushing off the debris attached to the polishing belt, sucking away the debris by the dust suction assembly, and cleaning the residual debris on the polishing belt, thereby reducing the probability of affecting the polishing of the casting;

[0025] 2. The rotating motor drives the beating rod to rotate, and the protrusions on the beating rod intermittently push the side of the polishing belt away from the polishing surface, thereby driving the polishing belt to shake and achieving a good cleaning effect on the polishing belt;

[0026] 3. When the dust collector is working, the dust in the blocking cover and the cleaning box is sucked through the connecting pipe and the second dust suction pipe, the cleaning box is cleaned synchronously, and the probability of the dust in the cleaning box re-attaching to the polishing belt is reduced. BRIEF DESCRIPTION OF DRAWINGS

[0027] Figure 1 is a perspective structural schematic diagram of the present application.

[0028] Figure 2 is a perspective structural schematic diagram of the inner side of the blocking cover of the present application.

[0029] Figure 3 is a sectional view of the cleaning box along the transport direction of the polishing belt of the present application.

[0030] Figure 4 is a partial exploded structural schematic diagram of the brush plate and the connecting block in the cleaning box of the present application.

[0031] Those skilled in the art will understand that the elements in the drawings are shown for simplicity and clarity and have not necessarily been drawn to scale. For example, the dimensions and / or relative positioning of some of the elements in the drawings can be exaggerated relative to other elements to help to improve understanding of the present application.

[0032] Reference signs: 1, base; 11, polishing motor; 12, driving wheel; 13, blocking cover; 14, hydraulic cylinder; 15, connecting seat; 16, tensioning wheel; 17, polishing belt; 2, cleaning box; 21, connecting rod; 22, through hole; 23, cleaning window; 24, connecting block; 241, sliding groove; 242, screw rod; 25, sliding rod; 26, spring; 27, second dust suction pipe; 3, brush plate; 31, brush; 32, sliding block; 4, dust suction assembly; 41, dust collector; 42, dust suction box; 43, connecting pipe; 5, beating mechanism; 51, beating rod; 511, convex strip; 52, rotating motor. DETAILED DESCRIPTION

[0033] The present application is further described in detail below with reference to the accompanying drawings.

[0034] The embodiment of the present application discloses a polishing device for aluminum alloy castings, referring to Figure 1 and Figure 2, including the base 1, the base 1 is provided with polishing motor 11, polishing motor 11 is horizontally arranged, polishing motor 11 is double-shaft motor, the output shaft of polishing motor 11 both sides is coaxially connected with driving wheel 12, the base 1 is provided with the baffle cover 13 of driving wheel 12, the base 1 is located inside the bottom of baffle cover 13 vertically upwards and is provided with hydraulic cylinder 14, the one end of hydraulic cylinder 14 piston rod is provided with connecting seat 15, connecting seat 15 and located below driving wheel 12 rotationally installed with tension pulley 16, tension pulley 16 and the rotation axis of driving wheel 12 are parallelly distributed, tension pulley 16 and driving wheel 12 are provided with polishing belt 17. Polishing, polishing motor 11 drives driving wheel 12 to rotate and in turn drives the polishing belt 17 of the sleeve to rotate and polish the aluminum alloy casting.

[0035] Referring to Figure 2 And Figure 3 , the base 1 side is provided with cleaning assembly, cleaning assembly includes cleaning box 2 and bristle mechanism, cleaning box 2 is arranged in baffle cover 13, cleaning box 2 and baffle cover 13 are fixedly connected by connecting rod 21, cleaning box 2 is provided with hollow cleaning cavity, cleaning box 2 is located on the upper and lower sides and is provided with through hole 22 for polishing belt 17 to pass through, bristle mechanism is arranged in cleaning box 2 and is located at the side of polishing belt 17 polishing surface, the base 1 side is provided with dust suction assembly 4. Polishing belt 17 passes through cleaning box 2, at this time, the bristle mechanism in cleaning box 2 brushes the polishing side of polishing belt 17, and the debris attached to polishing belt 17 is brushed off, and the residual debris on polishing belt 17 is cleaned by dust suction assembly 4, reducing the probability of affecting the polishing of casting.

[0036] Referring to Figure 3 , the bristle mechanism includes bristle plate 3, the bristle plate 3 is arranged in the cleaning box 2 and is located at the polishing surface side of the polishing belt 17, the bristle plate 3 is provided with bristle 31, the bristle 31 and the polishing belt 17 are perpendicular to each other, the side of the bristle 31 away from the bristle plate 3 is attached to the polishing surface side of the polishing belt 17, when the polishing belt 17 rotates, the bristle 31 on one side of the bristle plate 3 brushes the polishing side of the polishing belt 17, reducing the debris on the polishing belt 17,

[0037] Referring to Figure 3 And Figure 4The cleaning window 23 is rotatably installed on one side of the cleaning box 2. The cleaning box 2 is provided with a connecting piece, which comprises a connecting block 24. The cleaning box 2 is provided with a sliding rod 25, which is distributed along the conveying direction of the polishing belt 17. The connecting block 24 is slidably connected between the sliding rod 25. The connecting block 24 is arranged in the cleaning box 2 and located at both ends of the bristle plate 3. Both ends of the bristle plate 3 in the length direction are provided with sliding blocks 32. The connecting block 24 is provided with a sliding groove 241 for inserting the sliding block 32. The connecting block 24 is provided with a screw rod 242, one end of which is in abutment with one side of the sliding block 32. During installation, the sliding block 32 on the bristle plate 3 is slidably inserted into the sliding groove 241 of the connecting block 24, and the screw rod 242 is rotated to abut one end of the screw rod 242 against one side of the sliding block 32 to lock it.

[0038] Referring to Figure 3 and Figure 4 The spring 26 is sleeved on the sliding rod 25 and located at the opposite sides of the connecting block 24. One end of the spring 26 is connected with the connecting block 24, and the other end of the spring 26, which is away from the connecting block 24, is connected with the cleaning box 2. When the bristle plate 3 brushes the polishing surface of the polishing belt 17, the bristle plate 3 is driven by the polishing belt 17 to slide along the moving direction of the polishing belt 17, thereby driving the connecting block 24 to slide. At this time, the spring 26 on one side of the connecting block 24 is compressed, and the spring 26 on the other side is stretched. The bristle plate 3 is elastically connected, which further reduces the probability of waste chips attached to the polishing belt 17.

[0039] Referring to Figure 2 and Figure 3 The cleaning box 2 is provided with a beating mechanism 5. The beating mechanism 5 comprises a beating rod 51 rotatably installed in the cleaning box 2 and a rotating motor 52 for driving the beating rod 51 to rotate. The beating rod 51 is located at the side of the polishing belt 17 away from the bristle plate 3. The beating rod 51 is provided with protrusions 511 along the length direction of the beating rod 51. The protrusions 511 are arranged uniformly along the circumferential direction of the beating rod 51, and the side of the protrusions 511 away from the beating rod 51 is in abutment with the side of the polishing belt 17 away from the polishing surface. The rotating motor 52 drives the beating rod 51 to rotate, and the protrusions 511 on the beating rod 51 intermittently push the side of the polishing belt 17 away from the polishing surface, thereby driving the polishing belt 17 to vibrate. The cleaning effect on the polishing belt 17 is good.

[0040] Referring to Figure 2 The dust suction assembly 4 comprises a fan 41, a dust suction box 42 and a connecting pipe 43. The dust suction box 42 is arranged on one side of the shielding cover 13. The fan is arranged on one side of the dust suction box 42. The dust suction box 42 is provided with a dust filtering bag. The dust suction box 42 is connected with one side of the shielding cover 13 through the connecting pipe 43. During operation, the fan sucks the dust in the shielding cover 13 into the dust suction box 42 through the connecting pipe 43, thereby reducing the damage to the health of the operator caused by the dust escaping.

[0041] Referring to Figure 2The second dust suction pipe 27 is connected to the bottom of the cleaning box 2, and one end of the second dust suction pipe 27, which is away from the cleaning box 2, is connected to the connecting pipe 43. When the fan is used for dust suction, the second dust suction pipe 27 on the connecting pipe 43 is used to suck the waste debris cleaned in the cleaning box 2, and the cleaning box 2 is cleaned at the same time, so as to reduce the probability that the waste debris in the cleaning box 2 is re-attached to the polishing belt 17.

[0042] The embodiment of the polishing device for the aluminum alloy casting has the following implementation principle: during polishing, the polishing motor 11 drives the driving wheel 12 to rotate, and then drives the polishing belt 17 sleeved thereon to rotate to polish the aluminum alloy casting. The polishing belt 17 passes through the cleaning box 2, the bristles 31 on one side of the bristle plate 3 in the cleaning box 2 brush the polishing side of the polishing belt 17 to clean the debris attached to the polishing belt 17, and the fan sucks the waste debris in the cleaning box 2 and the baffle cover 13 through the connecting pipe 43 and the second dust suction pipe 27.

[0043] When it is necessary to clean the polishing belt 17 alone, the motor drives the beating rod 51 to rotate, the convex strips 511 on the beating rod 51 intermittently push the side of the polishing belt 17 away from the polishing surface, drive the polishing belt 17 to shake, and push the polishing belt 17 to the bristles 31 of the bristle plate 3 for further cleaning of the waste debris.

[0044] The above are the preferred embodiments of the present application, and do not limit the protection scope of the present application. Therefore, any equivalent changes made on the basis of the structure, shape, and principle of the present application should be covered within the protection scope of the present application.

Claims

1. A polishing device for aluminum alloy castings, comprising a base (1), a polishing motor (11) is arranged on the base (1), a driving wheel (12) is coaxially connected at the output shaft of the polishing motor (11), a tension wheel (16) is rotatably installed on the base (1), and a polishing belt (17) is sleeved on the driving wheel (12) and the tension wheel (16), characterized in that: The base (1) is provided with a cleaning assembly on one side, the cleaning assembly comprises a cleaning box (2) and a bristle mechanism for brushing the one side surface of the polishing belt (17), the cleaning box (2) is arranged on one side of the base (1), the cleaning box (2) is provided with a through hole (22) for the polishing belt (17) to pass through, the bristle mechanism is arranged in the cleaning box (2) and located at the side of the polishing surface of the polishing belt (17), and the cleaning box (2) is provided with a dust suction assembly (4) on one side for adsorbing the debris in the cleaning box (2).

2. A finishing device for aluminum alloy castings as defined in claim 1, wherein: The bristle mechanism comprises a bristle plate (3), the bristle plate (3) is arranged in the cleaning box (2) and located at the side of the polishing surface of the polishing belt (17), the bristle plate (3) is provided with bristles (31), the side surface of the bristles (31) away from the bristle plate (3) is attached to the side of the polishing surface of the polishing belt (17), and the cleaning box (2) is provided with a connecting piece, the bristle plate (3) is detachably connected with the connecting piece.

3. A finishing device for aluminum alloy castings as defined in claim 2 wherein: The connecting piece comprises a connecting block (24) arranged in the cleaning box (2) and located at both ends of the bristle plate (3), the bristle plate (3) is provided with a sliding block (32), the connecting block (24) is provided with a sliding groove (241) for inserting the sliding block (32), and the connecting block (24) is provided with a screw rod (242) screwed thereon, one end of the screw rod (242) abuts against one side surface of the sliding block (32).

4. A finishing device for aluminum alloy castings as defined in claim 3 wherein: The cleaning box (2) is provided with a sliding rod (25), the sliding rod (25) is distributed along the conveying direction of the polishing belt (17), the connecting block (24) is slidably connected with the sliding rod (25), springs (26) are sleeved on the sliding rod (25) and located at the opposite side surfaces of the connecting block (24), one end of the spring (26) is connected with the connecting block (24), and the other end of the spring (26) away from the connecting block (24) is connected with the cleaning box (2).

5. A finishing device for aluminum alloy castings as defined in claim 2 wherein: The cleaning box (2) is provided with a beating mechanism (5), the beating mechanism (5) comprises a beating rod (51) rotatably arranged in the cleaning box (2) and a rotating motor (52) for driving the beating rod (51) to rotate, the beating rod (51) is arranged at the side of the polishing belt (17) away from the bristle plate (3), the outer side wall of the beating rod (51) is uniformly provided with a convex strip (511) in the circumferential direction, and one side of the convex strip (511) abuts against the side of the polishing belt (17) away from the polishing surface.

6. A finishing device for aluminum alloy castings as defined in claim 2 wherein: A cleaning window (23) is rotatably arranged on one side surface of the cleaning box (2).

7. A finishing device for aluminum alloy castings as defined in claim 2 wherein: The dust suction assembly (4) comprises a fan arranged on one side of the base (1), a dust suction box (42) connected with the fan and a connecting pipe (43), the dust suction box (42) is used for filtering the dust suction, one side of the base (1) is provided with a shielding cover (13), the polishing belt (17) is located in the inner side of the shielding cover (13), and the dust suction box (42) is connected with one side of the shielding cover (13) through the connecting pipe (43).

8. A finishing device for aluminum alloy castings as defined in claim 7, wherein: The cleaning box (2) is connected with a second dust suction pipe (27), and the second dust suction pipe (27) is connected with the connecting pipe (43).

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