Vertical lifting grinding roller mechanism

Abstract

The utility model discloses a vertical lifting grinding roller mechanism which comprises a shell, a grinding roller assembly is arranged at the upper end of the shell, and the grinding roller assembly is used for grinding a workpiece; a driving mechanism is arranged below the grinding roller assembly, is arranged in the shell and is used for driving the grinding roller assembly to rotate; a lifting mechanism is arranged on one side of the driving mechanism and used for driving the grinding roller assembly to do lifting motion on the shell. The driving mechanism drives the grinding roller assembly to rotate, the lifting mechanism drives the grinding roller assembly to do regular lifting motion, and during work, a workpiece only needs to be placed on the shell and moved to make contact with the grinding roller assembly, and the workpiece is ground through rotation and lifting motion of the grinding roller assembly; and the mechanism is suitable for machining the circular inner hole and the outer circle contour of the workpiece, grinding is uniform, operation is convenient, the structure is simple, and the machining quality is greatly improved.

Description

Technical Field

[0001] The utility model relates to the technical field of grinding roller mechanisms, in particular to a vertical lifting grinding roller mechanism. Background Art

[0002] In the manufacturing process, workpieces often need to be ground. The commonly used grinding machines in the prior art have the following problems: they need to be held and rubbed on the grinding wheel, which is inconvenient to operate when the workpiece is heavy. In addition, the circular inner hole or circular outer contour of the workpiece cannot be ground, and it is difficult to keep the surface of the ground workpiece uniform. In order to solve the above problems, a vertical lifting grinding roller mechanism is proposed. Summary of the invention

[0003] The purpose of the utility model is to solve the above problems and provide a vertical lifting grinding roller mechanism.

[0004] The specific scheme of the utility model is: a vertical lifting grinding roller mechanism, comprising: a shell, a grinding roller assembly is provided at the upper end of the shell, and the grinding roller assembly is used to grind the workpiece; a driving mechanism is provided below the grinding roller assembly, the driving mechanism is arranged inside the shell, and the driving mechanism is used to drive the grinding roller assembly to rotate; a lifting mechanism is provided on one side of the driving mechanism, and the lifting mechanism is used to drive the grinding roller assembly to perform lifting movement on the shell.

[0005] Furthermore, the grinding roller assembly comprises:

[0006] A grinding roller, which is a cylindrical structure and is vertically arranged above the shell;

[0007] A connecting column is arranged at the bottom of the grinding roller and is fixedly connected thereto, and the connecting column below the grinding roller passes through the shell and is connected to the driving mechanism.

[0008] Furthermore, the driving mechanism comprises:

[0009] A driving shaft, wherein a spline shaft is provided on the upper part of the driving shaft, and a spline hole corresponding to the spline shaft is provided on the connecting column, and the spline shaft is inserted into the spline hole of the connecting column and is slidably connected thereto;

[0010] The driving motor is arranged at the lower end of the driving shaft and connected to the driving shaft through a coupling. The driving motor is fixedly connected to the housing.

[0011] Furthermore, the lifting mechanism comprises:

[0012] A swing rod, one end of which is hinged to the side wall of the housing, and the other end of which is hinged to the connecting column;

[0013] A worm wheel, the worm wheel is arranged below the swing rod, a core shaft is arranged at the center of the worm wheel, and the core shaft of the worm wheel is rotatably connected to the housing through a connecting seat;

[0014] A worm, wherein the drive shaft is provided with a worm corresponding to the worm wheel, and the worm wheel is meshingly connected with the worm;

[0015] A connecting rod, wherein the upper end of the connecting rod is hinged to the middle part of the swing arm, and the lower end is fixedly connected to an eccentric wheel and is rotatably connected to the core shaft through the eccentric wheel.

[0016] Furthermore, seat bearings rotatably connected to the worm are provided on both sides of the driving shaft, and the seat bearings are fixedly connected to the housing.

[0017] Furthermore, a diamond abrasive layer is provided on the surface of the grinding roller.

[0018] Furthermore, a connecting block is provided at the lower end of the connecting column, and the swing arm is hinged to the connecting column through the connecting block.

[0019] The utility model has the following beneficial effects: the utility model drives the grinding roller assembly to rotate through the driving mechanism, and drives the grinding roller assembly to perform regular lifting and lowering movements through the lifting mechanism. When working, it is only necessary to place the workpiece on the shell and move it to contact the grinding roller assembly. The workpiece is ground by the rotation and lifting and lowering movements of the grinding roller assembly. Grinding can be achieved by only pushing the workpiece. The mechanism is suitable for the processing of circular inner holes and outer circle contours of workpieces. The grinding is uniform, the operation is convenient, the structure is simple, and the processing quality is greatly improved. BRIEF DESCRIPTION OF THE DRAWINGS

[0020] Figure 1 It is a structural schematic diagram of the utility model;

[0021] Figure 2 A schematic cross-sectional view of the connection between the drive shaft and the connecting column;

[0022] In the figure: 1. Shell; 2. Grinding roller assembly; 201. Grinding roller; 202. Connecting column; 203. Spline hole; 204. Connecting block; 3. Driving motor; 4. Driving shaft; 401. Spline shaft; 5. Coupling; 6. Worm; 7. Worm wheel; 8. Mandrel; 9. Eccentric wheel; 10. Connecting seat; 11. Connecting rod; 12. Rocker arm; 13. Bearing with seat. DETAILED DESCRIPTION

[0023] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments of the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0024] It should be noted that if the embodiments of the present invention involve directional indications (such as up, down, left, right, front, back...), the directional indications are only used to explain the relative position relationship, movement status, etc. between the components under a certain specific posture (as shown in the accompanying drawings). If the specific posture changes, the directional indication will also change accordingly.

[0025] In addition, if there are descriptions involving "first", "second", etc. in the embodiments of the utility model, the descriptions of "first", "second", etc. are only used for descriptive purposes and cannot be understood as indicating or implying their relative importance or implicitly indicating the number of technical features indicated. Therefore, the features defined as "first" and "second" may explicitly or implicitly include at least one of the features. In addition, the meaning of "and / or" appearing in the full text includes three parallel schemes. Taking "A and / or B" as an example, it includes scheme A, or scheme B, or a scheme that satisfies both A and B. In addition, the technical solutions between the various embodiments can be combined with each other, but it must be based on the ability of ordinary technicians in this field to implement. When the combination of technical solutions is contradictory or cannot be implemented, it should be deemed that such a combination of technical solutions does not exist and is not within the scope of protection required by the utility model.

[0026] Please refer to Figure 1-Figure 2 A vertical lifting grinding roller mechanism comprises: a shell 1, a grinding roller assembly 2 is provided at the upper end of the shell 1, and the grinding roller assembly 2 is used for grinding a workpiece; a driving mechanism is provided below the grinding roller assembly 2, and the driving mechanism is arranged inside the shell 1, and the driving mechanism is used for driving the grinding roller assembly 2 to rotate; a lifting mechanism is provided on one side of the driving mechanism, and the lifting mechanism is used for driving the grinding roller assembly 2 to perform lifting movement on the shell 1.

[0027] In this embodiment, the grinding roller assembly 2 includes:

[0028] A grinding roller 201, wherein the grinding roller 201 is a cylindrical structure and is vertically arranged above the housing 1;

[0029] The connecting column 202 is disposed at the bottom of the grinding roller 201 and is fixedly connected thereto. Furthermore, the connecting column 202 below the grinding roller 201 passes through the housing 1 and is connected to the driving mechanism.

[0030] In this embodiment, the driving mechanism includes:

[0031] A driving shaft 4, wherein a spline shaft 401 is provided on the upper portion of the driving shaft 4, and a spline hole 203 corresponding to the spline shaft 401 is provided on the connecting column 202, and the spline shaft 401 is inserted into the spline hole 203 of the connecting column 202 and is slidably connected thereto;

[0032] The driving motor 3 is arranged at the lower end of the driving shaft 4 and connected to the driving shaft 4 through a coupling 5. The driving motor 3 is fixedly connected to the housing 1.

[0033] In this embodiment, the lifting mechanism includes:

[0034] A swing rod 12, one end of which is hinged to the side wall of the housing 1, and the other end of which is hinged to the connecting column 202;

[0035] A worm wheel 7, wherein the worm wheel 7 is disposed below the swing rod 12, a core shaft 8 is disposed at the center of the worm wheel 7, and the core shaft 8 of the worm wheel 7 is rotatably connected to the housing 1 through a connecting seat 10;

[0036] A worm 6, wherein the drive shaft 4 is provided with a worm 6 corresponding to the worm wheel 7, and the worm wheel 7 is meshingly connected with the worm 6;

[0037] The connecting rod 11 has an upper end hinged to the middle of the swing rod 12, an eccentric wheel 9 fixedly connected to the lower end, and is rotatably connected to the core shaft 8 through the eccentric wheel 9.

[0038] In this embodiment, seat bearings 13 rotatably connected to the worm 6 of the drive shaft 4 are provided on both sides thereof, and the seat bearings 13 are fixedly connected to the housing 1 .

[0039] In this embodiment, a diamond abrasive layer is provided on the surface of the grinding roller 201 .

[0040] In this embodiment, a connecting block 204 is provided at the lower end of the connecting column 202 , and the swing arm 12 is hinged to the connecting column 202 via the connecting block 204 .

[0041] The utility model has the following beneficial effects: the utility model drives the grinding roller assembly 2 to rotate through the driving mechanism, and drives the grinding roller assembly 2 to perform regular lifting and lowering movements through the lifting mechanism. When working, it is only necessary to place the workpiece on the shell 1 and move it to contact the grinding roller assembly 2. The workpiece is ground by the rotation and lifting and lowering movements of the grinding roller assembly 2. Grinding can be achieved by only pushing the workpiece. The mechanism is suitable for processing circular inner holes and outer circular contours of workpieces. The grinding is uniform, the operation is convenient, the structure is simple, and the processing quality is greatly improved.

Claims

1. A vertical lifting grinding roller mechanism, comprising: The shell is characterized in that: a grinding roller assembly is provided at the upper end of the shell, and the grinding roller assembly is used to grind the workpiece; a driving mechanism is provided below the grinding roller assembly, and the driving mechanism is arranged inside the shell, and the driving mechanism is used to drive the grinding roller assembly to rotate; a lifting mechanism is provided on one side of the driving mechanism, and the lifting mechanism is used to drive the grinding roller assembly to perform lifting and lowering movements on the shell.

2. The vertical lifting roller mechanism according to claim 1 is characterized in that: The grinding roller assembly comprises: A grinding roller, which is a cylindrical structure and is vertically arranged above the shell; A connecting column is arranged at the bottom of the grinding roller and is fixedly connected thereto, and the connecting column below the grinding roller passes through the shell and is connected to the driving mechanism.

3. The vertical lifting roller mechanism according to claim 2 is characterized in that: The driving mechanism comprises: A driving shaft, wherein a spline shaft is provided on the upper part of the driving shaft, and a spline hole corresponding to the spline shaft is provided on the connecting column, and the spline shaft is inserted into the spline hole of the connecting column and is slidably connected thereto; The driving motor is arranged at the lower end of the driving shaft and connected to the driving shaft through a coupling. The driving motor is fixedly connected to the housing.

4. The vertical lifting roller mechanism according to claim 3 is characterized in that: The lifting mechanism comprises: A swing rod, one end of which is hinged to the side wall of the housing, and the other end of which is hinged to the connecting column; A worm wheel, the worm wheel is arranged below the swing rod, a core shaft is arranged at the center of the worm wheel, and the core shaft of the worm wheel is rotatably connected to the housing through a connecting seat; A worm, wherein the drive shaft is provided with a worm corresponding to the worm wheel, and the worm wheel is meshingly connected with the worm; A connecting rod, wherein the upper end of the connecting rod is hinged to the middle part of the swing arm, and the lower end is fixedly connected to an eccentric wheel and is rotatably connected to the core shaft through the eccentric wheel.

5. The vertical lifting grinding roller mechanism according to claim 4 is characterized in that: Both sides of the worm of the driving shaft are provided with seat bearings rotatably connected thereto, and the seat bearings are fixedly connected to the housing.

6. The vertical lifting grinding roller mechanism according to claim 2 is characterized in that: The surface of the grinding roller is provided with a diamond abrasive layer.

7. The vertical lifting grinding roller mechanism according to claim 4 is characterized in that: A connecting block is provided at the lower end of the connecting column, and the swing arm is hinged to the connecting column through the connecting block.

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