CN210549949U

CN210549949U - Hardware fitting grinding machanism

Info

Publication number: CN210549949U
Application number: CN201921293673.5U
Authority: CN
Inventors: 郑军
Original assignee: Shenzhen Yuanjiahong Technology Co Ltd
Current assignee: Shenzhen Yuanjiahong Technology Co Ltd
Priority date: 2019-08-08
Filing date: 2019-08-08
Publication date: 2020-05-19
Anticipated expiration: 2029-08-08

Abstract

The utility model relates to a hardware fitting grinding machanism, including lathe, adjustment mechanism, casing, motor and emery wheel, adjustment mechanism includes slide, lifting unit and fixed subassembly, lifting unit includes first bearing, lead screw, handle, movable block and spacing unit, fixed subassembly includes drive unit and two fixed units, drive unit includes rocker, drive shaft, second bearing, support ring and two drive bevel gears, fixed unit includes driven bevel gear, rolling gear, rack and clamp splice, this hardware fitting grinding machanism, through height and the direction of movement of the fixed work piece of adjustment mechanism and control emery wheel, stability is higher, has improved the practicality.

Description

Hardware fitting grinding machanism

Technical Field

The utility model relates to a hardware fitting processing equipment field, in particular to hardware fitting grinding machanism.

Background

In the process of processing hardware fittings, when meeting the problems of burrs, rough surfaces and the like, grinding mechanisms such as a grinding machine, a polishing machine and the like are needed to carry out surface treatment on workpieces, the burrs are removed, and the surfaces of the workpieces are smooth and flat.

The existing polishing mechanism often needs a handheld machine of a user to process a workpiece, is not high enough in stability, is easy to operate and fault, easily causes the damage of the workpiece to cause the waste of materials, and reduces the practicability.

SUMMERY OF THE UTILITY MODEL

The to-be-solved technical problem of the utility model is: in order to overcome the defects of the prior art, the hardware fitting grinding mechanism is provided.

The utility model provides a technical scheme that its technical problem adopted is: a hardware fitting polishing mechanism comprises a machine tool, an adjusting mechanism, a shell, a motor and a grinding wheel, wherein the adjusting mechanism is arranged above the machine tool, the shell is connected with the adjusting mechanism, the motor is fixed in the shell, a through hole is formed below the shell, an output shaft of the motor penetrates through the through hole to be fixedly connected with the grinding wheel, a button is arranged on the shell, and the button is electrically connected with the motor;

the adjusting mechanism comprises a sliding plate, a lifting assembly and a fixing assembly, a groove is formed in the machine tool, the sliding plate is connected with the groove in a sliding mode, the lifting assembly is located above the sliding plate, and the fixing assembly is arranged above one end of the groove;

the lifting assembly comprises a first bearing, a lead screw, a handle, a moving block and a limiting unit, wherein the outer ring of the first bearing is fixed above the sliding plate, the lead screw is vertically arranged, the bottom end of the lead screw is fixedly connected with the inner ring of the first bearing, the handle is fixed at the top end of the lead screw, the moving block is sleeved on the lead screw, a thread matched with the lead screw is arranged at the joint of the moving block and the lead screw, the moving block is fixedly connected with one side of the casing, and the limiting unit is arranged at the other side of the casing;

the fixed component comprises a driving unit and two fixed units, the two fixed units are symmetrically arranged about the central axis of the groove, the driving unit is positioned above the two fixed units, each fixed unit comprises a driven bevel gear, a rotating gear, a rack and a clamping block, the center of the rotating gear is hinged to a machine tool, the driven bevel gear is fixed above the rotating gear, the driven bevel gear and the rotating gear are coaxially arranged, the driving unit is connected with the driven bevel gear, the rack is positioned on one side, close to the groove, of the rotating gear, the rack is vertically arranged with the groove, the rotating gear is meshed with the rack, and the clamping block is fixed at one end, close to the groove, above the rack.

Preferably, in order to limit the moving direction of the moving block, the limiting unit includes a limiting ring and a limiting rod, the limiting rod is vertically fixed at one end of the upper portion of the sliding plate, which is far away from the first bearing, the limiting ring is sleeved on the limiting rod, and the limiting ring is fixed on the casing.

Preferably, the grooves are dovetail grooves to prevent the slide from pitching up and down.

Preferably, in order to drive the two driven bevel gears to rotate, the driving unit comprises a rocker, a driving shaft, a second bearing, a support ring and two driving bevel gears, an outer ring of the second bearing is fixed on the machine tool, one end of the driving shaft is fixedly connected with an inner ring of the second bearing, the rocker is fixed at the other end of the driving shaft, the two driving bevel gears are symmetrically arranged, the driving bevel gears are fixed on the driving shaft, the driving bevel gears and the driving shaft are coaxially arranged, the driving bevel gears correspond to the driven bevel gears one by one, the driving bevel gears are meshed with the driven bevel gears, the support ring is sleeved at one end of the driving shaft, which is far away from the second bearing, and the support.

Preferably, in order to limit the moving direction of the rack, the fixing unit further comprises a fixing rod, a through hole is formed in the rack, one end of the fixing rod, which is far away from the clamping block, is fixed above the machine tool, the other end of the fixing rod is arranged in the through hole, and the fixing rod is arranged in parallel with the driving shaft.

Preferably, the clamping block is made of rubber in order to clamp the workpiece and prevent the workpiece from being damaged by clamping.

The beneficial effects of the utility model are that, this hardware fitting grinding machanism through the height and the moving direction of adjustment mechanism fixed work piece and control emery wheel, compares with current adjustment mechanism, and this adjustment mechanism stability is higher, and the effect of polishing is better, has improved the practicality.

Drawings

The present invention will be further explained with reference to the drawings and examples.

FIG. 1 is a schematic structural view of a hardware component polishing mechanism of the present invention;

FIG. 2 is a schematic structural view of a lifting assembly of the hardware component polishing mechanism of the present invention;

FIG. 3 is a schematic structural view of a fixing component of the hardware component polishing mechanism of the present invention;

in the figure: 1. the grinding machine comprises a machine tool, 2 parts of a machine shell, 3 parts of a motor, 4 parts of a grinding wheel, 5 parts of a sliding plate, 6 parts of a first bearing, 7 parts of a screw rod, 8 parts of a moving block, 9 parts of a handle, 10 parts of a limiting ring, 11 parts of a limiting rod, 12 parts of a rocker, 13 parts of a driving shaft, 14 parts of a second bearing, 15 parts of a supporting ring, 16 parts of a driving bevel gear, 17 parts of a driven bevel gear, 18 parts of a rotating gear, 19 parts of a rack, 20 parts of a clamping block, 21 parts of a fixing rod and 22.

Detailed Description

The present invention will now be described in further detail with reference to the accompanying drawings. These drawings are simplified schematic drawings and illustrate the basic structure of the present invention only in a schematic manner, and thus show only the components related to the present invention.

As shown in fig. 1-3, a hardware fitting polishing mechanism includes a machine tool 1, an adjusting mechanism, a housing 2, a motor 3 and a grinding wheel 4, wherein the adjusting mechanism is arranged above the machine tool 1, the housing 2 is connected with the adjusting mechanism, the motor 3 is fixed in the housing 2, a through hole is arranged below the housing 2, an output shaft of the motor 3 passes through the through hole to be fixedly connected with the grinding wheel 4, a button 22 is arranged on the housing 2, and the button 22 is electrically connected with the motor 3;

a user firstly fixes a workpiece through the adjusting mechanism and adjusts the height of the grinding wheel 4, presses the button 22 to enable the motor 3 to drive the grinding wheel 4 to rotate, and then moves the shell 2 towards the direction of the workpiece to enable the grinding wheel 4 to grind the surface of the workpiece.

The adjusting mechanism comprises a sliding plate 5, a lifting assembly and a fixing assembly, a groove is formed in the machine tool 1, the sliding plate 5 is connected with the groove in a sliding mode, the lifting assembly is located above the sliding plate 5, and the fixing assembly is arranged above one end of the groove;

the lifting assembly comprises a first bearing 6, a lead screw 7, a handle 9, a moving block 8 and a limiting unit, wherein the outer ring of the first bearing 6 is fixed above the sliding plate 5, the lead screw 7 is vertically arranged, the bottom end of the lead screw 7 is fixedly connected with the inner ring of the first bearing 6, the handle 9 is fixed at the top end of the lead screw 7, the moving block 8 is sleeved on the lead screw 7, a thread matched with the lead screw 7 is arranged at the joint of the moving block 8 and the lead screw 7, the moving block 8 is fixedly connected with one side of the casing 2, and the limiting unit is arranged at the other side of the casing 2;

the user rotates handle 9, drives lead screw 7 and rotates, makes movable block 8 drive casing 2 and rises or descend to adjust the height of emery wheel 4, then promote casing 2, drive slide 5 through the lifting unit and slide in the recess, make emery wheel 4 polish the work piece.

The fixing assembly comprises a driving unit and two fixing units, the two fixing units are symmetrically arranged about the central axis of the groove, the driving unit is located above the two fixing units, each fixing unit comprises a driven bevel gear 17, a rotating gear 18, a rack 19 and a clamping block 20, the center of the rotating gear 18 is hinged to the machine tool 1, the driven bevel gear 17 is fixed above the rotating gear 18, the driven bevel gear 17 and the rotating gear 18 are coaxially arranged, the driving unit is connected with the driven bevel gear 17, the rack 19 is located on one side, close to the groove, of the rotating gear 18, the rack 19 is perpendicular to the groove, the rotating gear 18 is meshed with the rack 19, and the clamping block 20 is fixed at one end, close to the groove, above the rack 19.

A user rotates the two driven bevel gears 17 through the driving assembly to drive the two rotating gears 18 to rotate, the rotating directions of the two rotating gears 18 are opposite, the two racks 19 move towards the direction close to each other, and the two clamping blocks 20 clamp the workpiece, so that the effect of fixing the workpiece is achieved.

Preferably, in order to limit the moving direction of the moving block 8, the limiting unit includes a limiting ring 10 and a limiting rod 11, the limiting rod 11 is vertically fixed at one end of the upper portion of the sliding plate 5, which is far away from the first bearing 6, the limiting ring 10 is sleeved on the limiting rod 11, and the limiting ring 10 is fixed on the casing 2.

When the moving block 8 moves, the shell 2 drives the limiting ring 10 to slide on the limiting rod 11, so that the moving block 8 is prevented from rotating along with the lead screw 7, and the moving block 8 is limited to move only in the vertical direction.

Preferably, the grooves are dovetail grooves in order to prevent the slide 5 from pitching up and down.

When motor 3 drive emery wheel 4 rotated, probably drive casing 2 vibration, casing 2 probably will vibrate and pass to slide 5 through lifting unit, is the dovetail with the recess design, can prevent slide 5 jolt from top to bottom to reduce the vibration, prevent that slide 5 from breaking away from the recess.

Preferably, in order to drive the two driven bevel gears 17 to rotate, the driving unit comprises a rocker 12, a driving shaft 13, a second bearing 14, a support ring 15 and two driving bevel gears 16, wherein an outer ring of the second bearing 14 is fixed on the machine tool 1, one end of the driving shaft 13 is fixedly connected with an inner ring of the second bearing 14, the rocker 12 is fixed at the other end of the driving shaft 13, the two driving bevel gears 16 are symmetrically arranged, the driving bevel gears 16 are fixed on the driving shaft 13, the driving bevel gears 16 are coaxially arranged with the driving shaft 13, the driving bevel gears 16 correspond to the driven bevel gears 17 one by one, the driving bevel gears 16 are meshed with the driven bevel gears 17, the support ring 15 is sleeved on one end of the driving shaft 13 far away from the second bearing 14, and the support ring 15 is fixed on.

A user rotates the rocker 12 to enable the driving shaft 13 to rotate to drive the two driving bevel gears 16 to rotate to drive the two driven bevel gears 17 to rotate, the directions of the two driving bevel gears 16 are opposite, the directions of the two driven bevel gears 17 are also opposite, the two fixing units are close to each other, the two clamping blocks 20 clamp a workpiece, the user rotates the rocker 12 in the reverse direction, the two clamping blocks 20 are far away from each other, and the user can take the workpiece away conveniently.

Preferably, in order to limit the moving direction of the rack 19, the fixing unit further comprises a fixing rod 21, a through hole is formed in the rack 19, one end of the fixing rod 21, which is far away from the clamping block 20, is fixed above the machine tool 1, the other end of the fixing rod 21 is arranged in the through hole, and the fixing rod 21 is arranged in parallel with the driving shaft 13.

The fixing rod 21 can limit the moving direction of the rack 19, so that the two clamping blocks 20 can clamp the workpiece.

Preferably, the material of the clamp block 20 is rubber in order to clamp the workpiece and prevent the workpiece from being damaged by clamping.

The rubber can increase the friction force between the clamping block 20 and the workpiece, so that the workpiece can be clamped conveniently, and meanwhile, the rubber can prevent the workpiece from being damaged by the clamping block 20.

The user rotates the rocker 12, make the drive shaft 13 rotate, drive two drive bevel gears 16 and rotate, drive two driven bevel gears 17 and rotate, because two drive bevel gears 16 symmetry set up, the direction of turning of two driven bevel gears 17 is opposite, the rotating gear 18 follows driven bevel gear 17 and rotates, drive rack 19 and move, two clamp splice 20 are close to each other until cliping the work piece, the user rotates handle 9 again, drive lead screw 7 and rotate, make the movable block 8 drive casing 2 and rise or descend, thereby adjust the height of emery wheel 4, then promote casing 2, drive slide 5 and slide in the recess through the lifting unit, emery wheel 4 is close to the work piece, the user presses button 22, motor 3 drives emery wheel 4 and rotates, make emery wheel 4 polish the work piece, after polishing, the user rotates rocker 12 again in reverse, take off the work piece from between two clamp splice 20.

Compared with the prior art, this hardware fitting grinding machanism through the height and the moving direction of the fixed work piece of adjustment mechanism and control emery wheel 4, compares with current adjustment mechanism, and this adjustment mechanism stability is higher, and the effect of polishing is better, has improved the practicality.

In light of the foregoing, it will be apparent to those skilled in the art from this disclosure that various changes and modifications can be made without departing from the spirit and scope of the invention. The technical scope of the present invention is not limited to the content of the specification, and must be determined according to the scope of the claims.

Claims

1. The hardware fitting grinding mechanism is characterized by comprising a machine tool (1), an adjusting mechanism, a casing (2), a motor (3) and a grinding wheel (4), wherein the adjusting mechanism is arranged above the machine tool (1), the casing (2) is connected with the adjusting mechanism, the motor (3) is fixed in the casing (2), a through hole is formed below the casing (2), an output shaft of the motor (3) penetrates through the through hole to be fixedly connected with the grinding wheel (4), a button (22) is arranged on the casing (2), and the button (22) is electrically connected with the motor (3);

the adjusting mechanism comprises a sliding plate (5), a lifting assembly and a fixing assembly, a groove is formed in the machine tool (1), the sliding plate (5) is connected with the groove in a sliding mode, the lifting assembly is located above the sliding plate (5), and the fixing assembly is arranged above one end of the groove;

the lifting assembly comprises a first bearing (6), a lead screw (7), a handle (9), a moving block (8) and a limiting unit, the outer ring of the first bearing (6) is fixed above the sliding plate (5), the lead screw (7) is vertically arranged, the bottom end of the lead screw (7) is fixedly connected with the inner ring of the first bearing (6), the handle (9) is fixed at the top end of the lead screw (7), the moving block (8) is sleeved on the lead screw (7), a thread matched with the lead screw (7) is arranged at the joint of the moving block (8) and the lead screw (7), the moving block (8) is fixedly connected with one side of the machine shell (2), and the limiting unit is arranged at the other side of the machine shell (2);

the fixing assembly comprises a driving unit and two fixing units, the two fixing units are symmetrically arranged around the central axis of the groove, the driving unit is positioned above the two fixing units, the fixing units comprise driven bevel gears (17), rotating gears (18), racks (19) and clamping blocks (20), the center of the rotating gear (18) is hinged with the machine tool (1), the driven bevel gear (17) is fixed above the rotating gear (18), the driven bevel gear (17) and the rotating gear (18) are coaxially arranged, the driving unit is connected with the driven bevel gear (17), the rack (19) is positioned on one side of the rotating gear (18) close to the groove, the rack (19) is vertical to the groove, the rotating gear (18) is meshed with the rack (19), the clamping block (20) is fixed at one end, close to the groove, above the rack (19).

2. The hardware fitting grinding mechanism according to claim 1, wherein the limiting unit comprises a limiting ring (10) and a limiting rod (11), the limiting rod (11) is vertically fixed at one end, far away from the first bearing (6), of the upper portion of the sliding plate (5), the limiting ring (10) is sleeved on the limiting rod (11), and the limiting ring (10) is fixed on the casing (2).

3. The hardware fitting sharpening mechanism of claim 1 wherein said recess is a dovetail groove.

4. The hardware fitting grinding mechanism according to claim 1, wherein the driving unit comprises a rocker (12), a driving shaft (13), a second bearing (14), a supporting ring (15) and two driving bevel gears (16), the outer ring of the second bearing (14) is fixed on the machine tool (1), one end of the driving shaft (13) is fixedly connected with the inner ring of the second bearing (14), the rocker (12) is fixed at the other end of the driving shaft (13), the two driving bevel gears (16) are symmetrically arranged, the driving bevel gears (16) are fixed on the driving shaft (13), the driving bevel gears (16) and the driving shaft (13) are coaxially arranged, the driving bevel gears (16) and the driven bevel gears (17) are in one-to-one correspondence, the driving bevel gears (16) are meshed with the driven bevel gears (17), the supporting ring (15) is sleeved on one end of the driving shaft (13) far away from the second bearing (14), the support ring (15) is fixed on the machine tool (1).

5. The hardware fitting grinding mechanism according to claim 1, characterized in that the fixing unit further comprises a fixing rod (21), a through hole is formed in the rack (19), one end of the fixing rod (21) far away from the clamping block (20) is fixed above the machine tool (1), the other end of the fixing rod (21) is arranged in the through hole, and the fixing rod (21) is arranged in parallel with the driving shaft (13).

6. A hardware sharpening mechanism according to claim 1, wherein the clamping block (20) is made of rubber.