Efficient deburring grinding machine

Abstract

The efficient deburring grinding machine comprises a driving disc, a grinding barrel and a plurality of rotating rods, the top ends of the rotating rods are installed at the bottom of the driving disc and driven by the driving disc to rotate in the circumferential direction, the bottom ends of the rotating rods extend into the grinding barrel, nutshell grinding materials are contained in the grinding barrel, and a plurality of grinding workpieces are fixedly arranged on the rotating rods. The driving disc can drive the multiple rotating rods provided with the grinding workpieces to rotate and grind in the grinding material in a grading mode, so that burr removing operation is carried out on a large scale, and extrusion damage to the workpieces cannot be caused; a nutshell material is adopted as the grinding material, and the nutshell material is oily and moderate in hardness, so that damage to the surface of the workpiece can be avoided; in the grinding process, grinding materials can be gradually layered according to the granularity due to stirring of the workpieces, the grinding materials at the bottom of the grinding barrel can be added into the grinding barrel again from the top through the conveying belt to be recycled, and the multiple workpieces arranged on the rotating rod in the longitudinal direction are ground in the basically same grinding material environment.

Description

TECHNICAL FIELD

[0001] The utility model relates to hardware machining technical field, concretely relates to a high -efficient deburring grinding machine. BACKGROUND

[0002] The surplus material left in the casting and cutting process of hardware product, these sharp edges can influence the appearance and function of product, therefore need to carry out deburring processing. The common deburring means is to utilize the file, the sandpaper single piece to process one by one, or through abrasive batch processing. Single piece processing's grinding precision is high, but the efficiency is low. Batch processing is to mix hardware product and abrasive together and stir, but this grinding mode is very rough, and the stirring head can scratch the product or cause extrusion injury to the product, and needs to separate the product from abrasive after grinding. SUMMARY

[0003] In view of the defects of the background art, the utility model provides a high -efficient deburring grinding machine, can batch high -efficient, safe through grinding and remove the surface burr of hardware.

[0004] The utility model provides a high -efficient deburring grinding machine, including drive disc, grinding barrel and a plurality of rotating rods, the top of a plurality of rotating rods is installed in the bottom of drive disc, and rotates through drive disc drive circumferentially, and the bottom end is inserted into the grinding barrel, and the grinding barrel is filled with abrasive, and a plurality of grinding workpieces are fixed on the rotating rod.

[0005] Preferably, the high -efficient deburring grinding machine further comprises a bottom tank, a conveyor belt and a feeding hopper.

[0006] The grinding barrel is provided with an inverted conical bottom, and the bottom of the inverted conical bottom is provided with a discharge port. The bottom tank is located below the discharge port, and the feeding hopper is arranged on the side wall of the grinding barrel.

[0007] The feeding end of the bottom of the conveyor belt extends into the bottom tank, and the discharging end of the top is close to the feeding hopper. The conveyor belt is used to send the abrasive in the bottom tank back to the grinding barrel for recycling.

[0008] Preferably, the top of the drive disc is provided with a driving motor, and the inside of the drive disc is provided with a main drive gear driven by the driving motor. The circumferential side of the main drive gear is meshingly connected with a plurality of planetary gears. Each planetary gear is coaxially connected with a secondary drive gear. The circumferential side of each secondary drive gear is meshingly connected with a plurality of secondary planetary gears. The central axis of each secondary planetary gear is axially connected with a rotating rod.

[0009] Preferably, the rod body of the rotating rod is provided with a limiting ring, and the bottom is provided with a threaded segment. The outside of the rotating rod is further sleeved with a plurality of clamping sleeves. The clamping sleeves and the grinding workpieces are alternately connected in series on the circumferential side of the rotating rod, and are clamped and fixed between the limiting ring and the locking nut by the locking nut.

[0010] The bottom of the middle shaft of the secondary planetary gear is preferably provided with a bayonet connector for quickly connecting the rotating rod;

[0011] The top end of the rotating rod is provided with a chuck, and the top end of the chuck is provided with an elastic compression plate;

[0012] The bayonet connector is provided with a space for accommodating the compression plate, and when the chuck is inserted into the bayonet connector, the compression plate is forced to compress and limit the chuck from being separated from the bayonet connector.

[0013] The conveying belt is preferably provided with a plurality of material conveying hoppers at intervals.

[0014] The bottom of the material feeding hopper is preferably provided with a pair of clamping feet, and the material feeding hopper is detachably and slidably arranged on the top of the barrel wall of the grinding barrel through the pair of clamping feet.

[0015] The bottom of the grinding barrel is preferably provided with a barrel support, and the barrel support is provided with a long handle door for opening and closing the discharge port.

[0016] The long handle door comprises a handle shaft horizontally rotatably arranged on the barrel support and a sealing plate arranged on the head of the handle shaft, and the side of the discharge port is provided with a baffle, when the tail of the handle shaft is horizontally pushed in a tangential direction to make the sealing plate contact the baffle, the sealing plate completely blocks the discharge port.

[0017] The beneficial effects of the utility model include: the driving disc can drive multiple rotating rods on which grinding workpieces are installed to rotate in the grinding material in stages, thereby performing batch deburring operation in large quantities without causing extrusion damage to the workpieces; the grinding material is made of nut shell material which is oily and has moderate hardness, so that damage to the surface of the workpiece can be avoided; during the grinding process, the grinding material will gradually stratify according to the particle size due to the agitation of the workpiece, and the grinding material at the bottom of the grinding barrel can be readded to the grinding barrel from the top through the conveying belt for recycling, so that multiple workpieces arranged in the longitudinal direction on the rotating rod can be ground in the same grinding material environment. BRIEF DESCRIPTION OF DRAWINGS

[0018] The utility model will be described in detail below in combination with the embodiments and drawings, wherein:

[0019] Figure 1 It is a perspective view of the efficient deburring grinding machine of the utility model.

[0020] Figure 2 It is an internal structure diagram of the driving disc of the utility model.

[0021] Figure 3 It is an assembly diagram of the rotating rod of the utility model.

[0022] Figure 4 It is a cooperation diagram of the long handle door and the discharge port of the utility model.

[0023] Reference signs:

[0024] 1 - drive disc, 11 - main drive gear, 12 - planetary gear, 13 - secondary drive gear, 14 - secondary planetary gear, 15 - bayonet joint, 2 - grinding barrel, 21 - discharge port, 22 - baffle, 3 - rotating rod, 31 - limit ring, 32 - clamping sleeve, 33 - locking nut, 34 - clamp, 35 - pressure plate, 4 - drive motor, 5 - bottom material groove, 6 - conveying belt, 61 - material conveying hopper, 7 - feeding hopper, 71 - clamping foot, 8 - barrel support, 9 - long handle sealing door, 91 - handle, 92 - sealing plate, 100 - dial. DETAILED DESCRIPTION

[0025] In order to make the technical problems, technical schemes and beneficial effects to be solved by the present application more clear, the present application will be further described in detail below with reference to the drawings and examples. It should be understood that the specific examples described herein are only used to explain the present application and do not limit the present application.

[0026] Therefore, one feature described in the specification will be used to explain one feature of one embodiment of the present application, and it is not implied that each embodiment of the present application must have the described feature. In addition, it should be noted that the specification describes many features. Although certain features can be combined together to show possible system designs, these features can also be used in other combinations that are not explicitly described. Therefore, unless otherwise stated, the described combination is not intended to be limiting.

[0027] The principles of the present application will be described in detail below with reference to the drawings and examples.

[0028] The utility model provides a kind of high-efficiency deburring grinder, including driving disc 1, grinding barrel 2 and several rotating rods 3, the top end of several rotating rods 3 is installed in the bottom of driving disc 1, and it is driven circumferentially by driving disc 1, bottom end is inserted into grinding barrel 2, and grinding barrel 2 is filled with nut shell abrasive, and several grinding workpieces are fixed on rotating rod 3.Driving disc 1 can drive several rotating rods 3 installed with grinding workpiece to rotate and grind in abrasive in stages, so that large quantities of deburring operation is carried out, and workpiece will not be damaged by extrusion.Driving motor 4 is equipped at the top of driving disc 1, and main drive gear 11 driven by driving motor 4 is arranged in driving disc 1, and six planetary gears 12 are connected with the circumferential side of main drive gear 11, one secondary drive gear 13 is coaxially connected with each planetary gear 12, and four secondary planetary gears 14 are connected with the circumferential side of each secondary drive gear 13, and the central axis of each secondary planetary gear 14 is axially connected with one rotating rod 3.Therefore, driving disc 1 can drive 24 rotating rods 3 to rotate and grind in abrasive simultaneously.In addition, the utility model uses chopped walnut skin as abrasive, and such nut shell material has oiliness and moderate hardness, so that damage to workpiece surface can be avoided.Nut shell abrasive can be biodegraded, and will not pollute environment.

[0029] In the embodiment, the high-efficiency deburring grinder further includes a bottom tank 5, a conveyor belt 6 and a feeding hopper 7.The grinding barrel 2 is provided with an inverted conical bottom, and the bottom of the inverted conical bottom is provided with a discharge port 21.The bottom tank 5 is located below the discharge port 21, and the feeding hopper 7 is arranged on the sidewall of the grinding barrel 2.The feeding end of the bottom of the conveyor belt 6 extends into the bottom tank 5, and the discharging end of the top of the conveyor belt 6 is close to the feeding hopper 7.The conveyor belt 6 is used to send the abrasive in the bottom tank 5 back to the grinding barrel 2 for recycling.During the grinding process, the abrasive will be gradually layered according to particle size due to the agitation of the workpiece.The abrasive with large particle size and heavy weight will gradually sink due to the agitation of the rotating rod 3, and will be discharged from the discharge port 21 to the bottom tank 5, and then transported to the opening at the top of the grinding barrel 2 by the conveyor belt 6 to be re-injected into the grinding barrel 2, so that the multiple workpieces arranged longitudinally on the rotating rod 3 can be ground in the same abrasive environment.The conveyor belt 6 is provided with a plurality of material conveying hoppers 61 at intervals.The material conveying hoppers 61 move with the conveyor belt 6, and will hold part of the abrasive when passing through the bottom tank 5, and will pour the abrasive into the grinding barrel 2 when reversing close to the grinding barrel 2.In addition, a pair of clamping feet 71 is arranged on the bottom of the feeding hopper 7 on both sides, and the feeding hopper 7 is detachably and slidably arranged on the top of the barrel wall of the grinding barrel 2 by the pair of clamping feet 71.The feeding hopper 7 can slide along the top wall of the grinding barrel 2 to change position.

[0030] In the embodiment, the rod body of the rotating rod 3 is provided with a limiting ring 31, and the bottom is provided with a threaded section. The rotating rod 3 is further sleeved with a plurality of clamping sleeves 32. The clamping sleeves 32 and the grinding workpieces are alternately connected around the rotating rod 3, and are clamped and fixed between the limiting ring 31 and the locking nut 33. Taking a watch dial as an example, the watch dial is sleeved on the rotating rod 3, and the upper and lower sides are clamped by the clamping sleeves 32 to avoid rotation of the watch dial relative to the rotating rod 3 during grinding.

[0031] In the embodiment, the rotating rod 3 can be quickly disassembled to facilitate assembly of the grinding workpieces and the clamping sleeves 32. The middle shaft of the secondary planetary gear 14 is fixedly provided with a bayonet connector 15 for quickly connecting the rotating rod 3. The top end of the rotating rod 3 is provided with a clamping head 34, and the top end of the clamping head 34 is provided with an elastic compression pressure plate 35. The bayonet connector 15 is provided with a space for accommodating the pressure plate 35. When the clamping head 34 is inserted into the bayonet connector 15, the pressure plate 35 is forced to compress and limit the clamping head 34 from being separated from the bayonet connector 15. After the clamping sleeves 32 and the grinding workpieces are assembled, the clamping head 34 at the top end of the rotating rod 3 is inserted into the bayonet connector 15, and the clamping head 34 is assembled in place in the bayonet connector 15 against the elastic force. Under the action of the elastic force, the clamping head 34 is limited in the bayonet connector 15.

[0032] In the embodiment, the bottom of the grinding barrel 2 is provided with a barrel support 8, and the barrel support 8 is provided with a long handle door 9 for opening and closing the discharge port 21. The long handle door 9 includes a handle 91 horizontally rotatably installed on the barrel support 8 and a sealing plate 92 arranged at the head of the handle 91. The side of the discharge port 21 is provided with a baffle 22. When the tail of the handle 91 is horizontally pushed tangentially to make the sealing plate 92 contact the baffle 22, the sealing plate 92 completely blocks the discharge port 21. The horizontal pushing of the handle 91 can control the distance between the sealing plate 92 and the baffle 22, thereby controlling the discharging speed of the discharge port 21.

[0033] The above only describes the preferred embodiment of the present application and is not intended to limit the present application. Any modification, equivalent replacement and improvement made within the spirit and principle of the present application shall be included in the protection scope of the present application.

Claims

1. A high-efficiency deburring grinder characterized by, The high-efficiency deburring grinder comprises a driving disc, a grinding barrel and a plurality of rotating rods, the top ends of the rotating rods are mounted at the bottom of the driving disc and are driven to rotate circumferentially by the driving disc, the bottom ends of the rotating rods extend into the grinding barrel, the grinding barrel is filled with nut shell abrasive, and a plurality of grinding workpieces are fixed on the rotating rods.

2. The high-efficiency de-burring grinder of claim 1, wherein, The high-efficiency deburring grinder further comprises a bottom material tank, a conveying belt and a feeding hopper. The grinding barrel is provided with an inverted conical bottom, the bottom of the inverted conical bottom is provided with a discharge port, the bottom material tank is located below the discharge port, and the feeding hopper is arranged on the side wall of the grinding barrel. The feeding end of the bottom of the conveying belt extends into the bottom material tank, and the discharging end of the top of the conveying belt is close to the feeding hopper, and the conveying belt is used to send the abrasive in the bottom material tank back to the grinding barrel for recycling.

3. The high-efficiency de-burring grinder of claim 2, wherein, The top of the driving disc is provided with a driving motor, the inside of the driving disc is provided with a main driving gear driven by the driving motor, a plurality of planetary gears are connected in meshing on the circumferential side of the main driving gear, each planetary gear is coaxially connected with a secondary driving gear, and a plurality of secondary planetary gears are connected in meshing on the circumferential side of each secondary driving gear, and the central shaft of each secondary planetary gear is axially connected with a rotating rod.

4. The high-efficiency de-burring grinder of claim 3, wherein, The rod body of the rotating rod is provided with a limiting ring and a threaded segment at the bottom, a plurality of clamping sleeves are further sleeved outside the rotating rod, the clamping sleeves and the grinding workpieces are alternately connected in series on the circumferential side of the rotating rod, and the clamping sleeves are clamped and fixed between the limiting ring and the locking nut.

5. The high efficiency de-burring grinder of claim 4 wherein, The central shaft of the secondary planetary gear is fixedly provided with a bayonet connector for quickly connecting the rotating rod. The top end of the rotating rod is provided with a clamping head, and the top end of the clamping head is provided with an elastic compression plate. The bayonet connector is provided with a space for accommodating the elastic compression plate, when the clamping head is clamped into the bayonet connector, the elastic compression plate is forced to compress and limits the clamping head from being separated from the bayonet connector.

6. The high-efficiency de-burring grinder of claim 5, wherein, A plurality of material conveying hoppers are arranged at intervals on the conveying belt.

7. The high efficiency de-burring grinder of claim 6 wherein, A pair of clamping feet are arranged on the bottom of the feeding hopper on both sides, and the feeding hopper is detachably and slidably arranged on the top of the barrel wall of the grinding barrel through the pair of clamping feet.

8. The high efficiency de-burring grinder of claim 7 wherein, The bottom of the grinding barrel is provided with a barrel support, the barrel support is provided with a long handle sealing door for opening and closing the discharge port. The long handle sealing door comprises a rocking handle horizontally rotatably mounted on the barrel support and a sealing plate arranged on the head of the rocking handle, and the side of the discharge port is provided with a baffle, when the tail of the rocking handle is horizontally pushed tangentially to make the sealing plate contact the baffle, the sealing plate completely seals the discharge port.

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