CN205668187U - A kind of polishing structure of abrasive machine - Google Patents

Abstract

This utility model provides the polishing structure of a kind of abrasive machine, belongs to machining equipment technical field.It solve existing abrasive machine workpiece location is not sufficiently stable, the problem of impact polishing precision.The polishing structure of this abrasive machine, abrasive machine includes frame, working plate it is fixed with in frame, offering locating notch on working plate, polishing structure includes that transverse shifting seat, transverse shifting seat are slidably connected at the front side of frame, slidably connect on transverse shifting seat and vertically move seat, vertically move rotation on seat and be provided with emery wheel, between transverse shifting seat and frame, be provided with manipulation screw rod, vertically move to be provided with between seat and transverse shifting seat and can make to vertically move the controls that seat is drawn close to locating notch.The polishing structure operation of this abrasive machine is convenient, and polishing precision is high.

Description

A polishing structure of a grinder

technical field

The invention belongs to the technical field of mechanical processing equipment and relates to a polishing structure of a grinder.

Background technique

Grinders are commonly used equipment for grinding various knives and tools. It is mainly composed of a base, a grinding wheel, a motor or other power sources, a bracket, a protective cover and a water feeder. The current grinder is usually a hand-held workpiece, and the workpiece is ground and polished against the grinding wheel, which is convenient and quick to operate, but it is difficult to operate for a larger workpiece. Or it is not stable enough to affect the polishing accuracy.

Contents of the invention

The object of the present invention is to solve the above-mentioned problems in the existing technology, and propose a polishing structure of a grinder, which is easy to operate and has high polishing precision.

The purpose of the present invention can be achieved through the following technical solutions: a polishing structure of a grinder, the grinder includes a frame, a worktable is fixed horizontally on the frame, and a rectangular positioning plate is provided on the worktable. The notch is characterized in that the polishing structure includes a transverse moving seat, and the transverse moving seat is slidably connected to the front side of the frame along the width direction of the positioning notch, and the longitudinal moving seat is slidably connected to the transverse moving seat, and the longitudinal movement The moving direction of the seat is perpendicular to the moving direction of the laterally moving seat. A grinding wheel is connected to the upper side of the longitudinally moving seat. The wheel surface of the grinding wheel is opposite to the positioning gap. The control screw can drive the reciprocating movement of the transversely moving seat, and a manipulation member which can make the longitudinally moving seat move closer to the positioning gap is provided between the longitudinally moving seat and the transversely moving seat.

After the workpiece is positioned, the lateral movement seat is moved by operating the screw, so that the wheel surface of the grinding wheel is opposite to the workpiece, and then the wheel surface of the grinding wheel is brought close to and acts on the workpiece through the operating member. During the polishing process, the staff can move back and forth according to specific needs Transversely move the seat to polish different positions, and the distance between the grinding wheel and the workpiece can be adjusted through the manipulator, that is, the polishing amount can be adjusted, which makes the operation more convenient and the precision higher.

In the polishing structure of the above-mentioned grinder, two guide shafts are fixed horizontally on the frame, and the length direction of the two guide shafts is parallel to the length direction of the front edge of the worktable. A guide seat is provided, and a guide hole is opened on the guide seat, and is slidably sleeved on the guide shaft through the guide hole. The guide shaft cooperates with the guide seat to support and guide the laterally movable seat, so that the laterally movable seat slides more smoothly and supports more stably.

In the polishing structure of the above-mentioned grinder, the ends of the two guide shafts are fixedly connected with a support plate, and a support seat is provided on the side surface of the support plate, and a screw hole is provided on the support seat. One end is fixedly connected with a circular handle, the other end is screwed through the screw hole of the supporting seat, and the passed end is rotatably connected with the laterally moving seat. The lateral moving seat is manually controlled by operating the screw rod, which is easy to operate and has high precision.

In the polishing structure of the above-mentioned grinder, two guide grooves are provided on the upper side of the laterally moving seat, and the length direction of the two guide grooves is perpendicular to the length direction of the guide shaft. Two guide blocks are fixedly connected, and the guide blocks are slidably connected in the guide groove. The upper side of the lateral moving seat fits the lower side of the longitudinal moving seat to improve stability, and the guide block cooperates with the guide groove to provide guidance for the longitudinal moving seat and improve polishing precision.

In the above-mentioned polishing structure of the grinder, the manipulating member includes a handle and a pull cord, and a connecting block 1 is provided on the upper side of the laterally moving seat, and the connecting block 1 is located between the longitudinally moving seat and the worktable. There is a connecting block 2 on the upper side of the longitudinal moving seat, one end of the handle is hinged on the connecting block 2, a guide wheel is rotatably connected to the side of the connecting block 1, and one end of the stay rope is fixedly connected to the connecting block. On the block two, the other end is fixedly connected to the handle after bypassing the guide wheel. A return spring is also fixedly connected between the connection block one and the connection block two. One end of the return spring presses against the connection block one, and the other end One end is pressed against the connection block two. That is to say, the staff operates the ring handle with one hand and the handle with the other hand. Pulling the handle can pull the pull cord, thereby pulling the longitudinal moving seat close to the workpiece, and when it is released, it can be moved away under the action of the return spring, which is convenient and flexible to operate.

In the polishing structure of the above-mentioned grinder, a driving motor is fixedly connected to the upper side of the longitudinal moving seat, and the driving motor is connected to the grinding wheel, that is, the driving motor drives the grinding wheel to rotate, and the overall structure is simple and compact.

Compared with the prior art, the polishing structure of the grinder has the following advantages:

1. Since the staff can reciprocate and move the lateral moving seat according to the specific needs, and polish different positions, and the distance between the grinding wheel and the workpiece can be adjusted through the manipulator, that is, the polishing amount can be adjusted, which makes the operation more convenient and the precision higher.

2. Since the staff operates the ring handle with one hand and the handle with the other hand, the pull rope can be pulled by pulling the handle, so that the longitudinal moving seat can be pulled close to the workpiece, and when released, it can be far away under the action of the return spring, which is convenient to operate flexible.

Description of drawings

Fig. 1 is a three-dimensional structural schematic diagram of the grinder.

Fig. 2 is an enlarged view of the structure at A in Fig. 1 .

In the figure, 1. frame; 11. worktable; 111. positioning notch; 12. guide shaft; 13. support plate; 131. support seat; 23. Ring handle; 24. Guide groove; 25. Connecting block one; 3. Longitudinal moving seat; 31. Guide block; 32. Connecting block two; 4. Grinding wheel; 41. Driving motor; Handle; 52, stay cord; 53, guide wheel; 54, back-moving spring.

detailed description

The following are specific embodiments of the present invention and in conjunction with the accompanying drawings, the technical solutions of the present invention are further described, but the present invention is not limited to these embodiments.

As shown in Figure 1, a kind of polishing structure of grinder machine, grinder comprises frame 1, is fixed with worktable 11 horizontally on frame 1, is provided with rectangular positioning gap 111 on worktable 11, and polishing structure comprises Transversely moving seat 2, laterally moving seat 2 is slidably connected to the front side of frame 1 along the width direction of the positioning gap 111, and longitudinally moving seat 3 is slidably connected on the transversely moving seat 2, and the moving direction of longitudinally moving seat 3 is the same as that of laterally moving seat The moving direction of 2 is vertical, and the upper side of longitudinal moving seat 3 is rotatably connected with emery wheel 4, and the wheel surface of this emery wheel 4 is opposite to positioning notch 111, is provided with between transversely moving seat 2 and frame 1 and can drive transversely moving seat 2 An operating screw 21 that moves back and forth, and an operating member 5 that can make the longitudinal moving seat 3 move closer to the positioning notch 111 is provided between the longitudinal moving seat 3 and the lateral moving seat 2 .

After the workpiece is positioned, the lateral movement seat 2 is moved by manipulating the screw rod 21, so that the wheel surface of the grinding wheel 4 is opposite to the workpiece, and then the wheel surface of the grinding wheel 4 is brought close to and acts on the workpiece through the manipulator 5. During the polishing process, the staff can According to specific needs, the lateral moving seat 2 is reciprocated to polish different positions, and the distance between the grinding wheel 4 and the workpiece can be adjusted through the manipulator 5, that is, the polishing amount can be adjusted, making the operation more convenient and the precision higher.

As shown in Fig. 2, two guide shafts 12 are fixed horizontally on the frame 1, the length direction of the two guide shafts 12 is parallel to the length direction of the front edge of the worktable 11, and the lower side of the laterally moving seat 2 has a guide Seat 22, the guide seat 22 is provided with a guide hole, and is slidably set on the guide shaft 12 through the guide hole, and the guide shaft 12 cooperates with the guide seat 22 to support and guide the laterally moving seat 2, so that the laterally moving seat 2 The glide is smoother and the support is more stable.

The end portions of the two guide shafts 12 are fixedly connected with a support plate 13, the upper side of the support plate 13 is provided with a support seat 131, and the support seat 131 is provided with a screw hole, and one end of the control screw 21 is fixedly connected with a ring handle 23, and the other end is screwed through. Through the screw hole of the support seat 131, and one end passed through is rotationally connected with the laterally movable seat 2, and the laterally movable seat 2 is manually controlled by operating the screw rod 21, which is easy to operate and has high precision.

Offer two guide grooves 24 on the upper side of laterally moving seat 2, the lengthwise direction of these two guide grooves 24 is perpendicular to the lengthwise direction of guide shaft 12, be fixedly connected with two guide blocks 31 on the lower side of longitudinally moving seat 3, guide The block 31 is slidably connected in the guide groove 24, and the upper side of the laterally moving seat 2 fits with the lower side of the longitudinally moving seat 3 to improve stability. The guide block 31 cooperates with the guide groove 24 to provide guidance for the longitudinally moving seat 3. Improve polishing accuracy.

The manipulator 5 includes a handle 51 and a pull cord 52, and the upper side of the laterally moving seat 2 has a connecting block 25, which is located between the longitudinally moving seat 3 and the worktable 11. There is connecting block two 32 on the upper side of mobile seat 3, and one end of described handle 51 is hinged on connecting block two 32, and the side of described connecting block one 25 is rotatably connected with guide wheel 53, and the stay cord 52 One end is fixedly connected on the connection block two 32, and the other end is fixedly connected on the handle 51 after bypassing the guide wheel 53, and a return spring 54 is also fixedly connected between the connection block one 25 and the connection block two 32, and the return spring One end of 54 is pressed against the first connecting block 25, and the other end is pressed against the second connecting block 32. That is to say, the staff operates the annular handle 23 with one hand, and operates the handle 51 with the other hand. Pulling the handle 51 can pull the pull cord 52, thereby pulling the longitudinal moving seat 3 close to the workpiece, and can be released under the action of the return spring 54. Far away, convenient and flexible operation.

The upper side of the vertically moving seat 3 is fixedly connected with a driving motor 41, and the driving motor 41 is connected with the grinding wheel 4. Specifically, the driving motor 41 drives the grinding wheel 4 to rotate through a gear rotation mechanism, and the overall structure is simple and compact.

The specific embodiments described herein are only examples to illustrate the spirit of the present invention. Those skilled in the technical field to which the utility model belongs can make various modifications or supplements to the described specific embodiments or adopt similar methods to replace them, but they will not deviate from the spirit of the utility model or go beyond the appended claims defined range.

Claims (6)

1. a polishing structure for abrasive machine, abrasive machine includes frame (1), and the upper level of described frame (1) is fixed with working plate (11), described working plate (11) offers the locating notch (111) of rectangle, it is characterised in that described polishing structure includes Transverse shifting seat (2), before described transverse shifting seat (2) is slidably connected at frame (1) along locating notch (111) width Side, described transverse shifting seat (2) slidably connects and vertically moves seat (3), and vertically moves the moving direction of seat (3) with horizontal The moving direction of Mobile base (2) is perpendicular, described in vertically move and be rotatably connected to emery wheel (4), this emery wheel on the upper side of seat (3) (4) wheel face is relative with locating notch (111), is provided with and can drive laterally shifting between described transverse shifting seat (2) and frame (1) The manipulation screw rod (21) that dynamic seat (2) moves back and forth, described in vertically move and be provided with and can make between seat (3) and transverse shifting seat (2) Vertically move the controls (5) that seat (3) is drawn close to locating notch (111).

The polishing structure of abrasive machine the most according to claim 1, it is characterised in that the upper level of described frame (1) is fixed with Two axis of guides (12), the length direction of this two axis of guide (12) parallels with the length direction on working plate (11) edge, front, institute State and there is on the downside of transverse shifting seat (2) guide holder (22), described guide holder (22) offers pilot hole, and by leading It is slidably located on the axis of guide (12) to hole.

The polishing structure of abrasive machine the most according to claim 2, it is characterised in that the end of the axis of guide described in two (12) is solid It is connected with gripper shoe (13), described gripper shoe (13) upper side has support seat (131), described support seat (131) offers Screw, one end of described manipulation screw rod (21) is fixed with annular hand grip (23), and the other end is threaded through the spiral shell supporting seat (131) Hole, and the one end passed is rotationally connected with transverse shifting seat (2).

4. according to the polishing structure of the abrasive machine described in Claims 2 or 3, it is characterised in that described transverse shifting seat (2) upper Offering two gathering sills (24) on side, the length direction of this two gathering sill (24) hangs down mutually with the length direction of the axis of guide (12) Directly, described in vertically move and be fixed with two guide pads (31) on the downside of seat (3), described guide pad (31) is slidably connected at guiding In groove (24).

The polishing structure of abrasive machine the most according to claim 4, it is characterised in that described controls (5) includes handlebar And stay cord (52) (51), described transverse shifting seat (2) upper side having contiguous block one (25), this contiguous block one (25) is positioned at vertical To between Mobile base (3) and working plate (11), described in vertically move, on the upper side of seat (3), there is contiguous block two (32), institute The one end stating handlebar (51) is hinged on contiguous block two (32), the side of described contiguous block one (25) is rotatably connected to guide Wheel (53), one end of described stay cord (52) is connected on contiguous block two (32), and the other end is connected in behaviour after walking around directive wheel (53) On vertical handle (51), between described contiguous block one (25) and contiguous block two (32), also it is fixed with back-moving spring (54), this back-moving spring (54) one end is pressed on contiguous block one (25), and the other end is pressed on contiguous block two (32).

The polishing structure of abrasive machine the most according to claim 5, it is characterised in that described in vertically move seat (3) upper side On be fixed with driving motor (41), this driving motor (41) is connected with emery wheel (4).