CN211708843U - Centerless grinding forming and grinding structure - Google Patents

Abstract

The utility model provides a pair of centerless grinding forming and grinding structure, which comprises a machine table, wherein a grinding wheel, a guide wheel and a supporting plate are arranged on the machine table, the grinding wheel is fixed on the machine table through a grinding wheel mounting seat, the grinding wheel is rotatably connected in the grinding wheel mounting seat through a grinding wheel spindle, the guide wheel is adjustably mounted on the machine table along the X, Y direction of the machine table through the guide wheel mounting seat, a first trimming device is arranged above the grinding wheel mounting seat and used for trimming the grinding wheel, and the first trimming device is slidably connected on the grinding wheel mounting seat; and a second trimming device is arranged above the guide wheel mounting seat and used for trimming the guide wheel, and the second trimming device is connected to the guide wheel mounting seat in a sliding manner. The utility model provides a pair of centerless grinding shaping grinding structure has installed the second trimming device who is used for maintaining the first trimming device of emery wheel and repaiies the guide pulley on emery wheel mount pad and guide pulley mount pad respectively, and guide pulley and emery wheel can accomplish automatically and maintain.

Description

A Centerless Grinding Shaped Grinding Structure

technical field

The utility model relates to the technical field of grinding devices, in particular to a centerless grinding forming grinding structure.

Background technique

The grinding machine is a kind of equipment that uses the grinding wheel to grind the workpiece. During the processing, the grinding wheel of the grinding machine rotates at high speed to grind the surface of the workpiece, but for some small parts, such as wires, rods, Centerless grinding machines are required for the grinding of cylindrical workpieces such as pins and shafts. These workpieces can have constant cross-sectional dimensions or different sized sections with stepped changes in size, or even conical sections. The traditional centerless grinder mostly uses manual sand dressing when the grinding wheel or guide wheel needs to be dressed, which requires disassembly and secondary clamping. The labor input cost is high, and it is not suitable for large-scale production methods.

Utility model content

The purpose of the utility model is to provide a centerless grinding shape grinding structure to solve the technical problems in the background technology.

For achieving the foregoing purpose, the utility model provides the following technical solutions:

A centerless grinding forming grinding structure includes a machine table, on which a grinding wheel, a guide wheel and a support plate are arranged, the grinding wheel is fixed on the machine table by a grinding wheel mounting seat, and the grinding wheel is rotatably connected to the machine table through the grinding wheel spindle. In the grinding wheel mounting seat, the guide wheel is adjustable on the machine table along the X and Y directions of the machine table through the guide wheel mounting seat, and the guide wheel is rotatably connected in the guide wheel mounting seat through the guide wheel spindle. The pallet is installed between the grinding wheel and the guide wheel, and the pallet is used to support the workpiece to be processed; one side of the grinding wheel mounting seat is provided with a grinding wheel driving device, the grinding wheel driving device is drivingly connected with the grinding wheel, and the grinding wheel mounting seat A first dressing device is arranged above for dressing the grinding wheel, and the first dressing device is slidably connected to the grinding wheel mounting seat; the guide wheel mounting seat is provided with a guide wheel driving device, and the guide wheel driving device is connected to the guide wheel. Drive connection, a second trimming device is arranged above the guide wheel mounting seat for trimming the guide wheel, and the second trimming device is slidably connected on the guide wheel mounting seat.

The grinding wheel driving device includes a first mounting frame, a grinding wheel driving motor and a first belt, the first mounting frame is fixed on one side of the machine table, the grinding wheel driving motor is fixed in the first mounting frame, and the grinding wheel driving One side of the motor is drive-connected with the grinding wheel spindle through a first belt, and the grinding wheel driving motor drives the grinding wheel spindle to rotate.

The guide wheel drive device includes a guide wheel drive motor and a second belt, the guide wheel drive motor is fixed on the guide wheel mounting seat, and one side of the guide wheel drive motor is connected to the guide wheel spindle through the second belt in a driving manner, The guide wheel drive motor drives the guide wheel main shaft to rotate.

The first trimming device has the same structure as the second trimming device. The first trimming device includes a base, a sliding plate, a trimming cylinder, a handle and a trimming mechanism. The base is fixed on the grinding wheel mounting seat, and the dressing cylinder is fixed on the base. The handle is installed on the base through a limit block, one end of the handle is provided with a limit hole and the limit block is adjustable for connection and fixation, and a connecting shaft is provided on the handle to connect with the trimming mechanism One end of the connecting shaft is fixedly connected with the handle, and the other end of the connecting shaft is inserted into the trimming mechanism, and the trimming mechanism is fixed on the slide plate.

The trimming mechanism includes a trimmer housing, a trimming handwheel, a trimming screw rod, a sliding seat and a trimming head, the connecting shaft passes through the trimmer housing, the trimming screw rod is arranged in the trimmer housing, and the sliding The seat is slidably connected in the trimmer housing, one end of the trimming screw rod is threadedly connected with the sliding seat, and the other end of the trimming screw rod is connected with the trimming handwheel, which is outside the trimmer housing. The head is fixed under the slide and passes through the wheel mount in contact with the end face of the wheel.

The limiting block is provided with a threaded hole, the limiting hole on the handle is a long structure, the handle is connected with the limiting block by a screw, and the handle rotates around the axis of the threaded hole.

Compared with the prior art, the present utility model provides a centerless grinding forming grinding structure. A first dressing device for dressing the grinding wheel and a second dressing device for dressing the guide wheel are respectively installed on the grinding wheel mounting seat and the guide wheel mounting seat. Dressing device, when the guide wheel is worn out during grinding, it can automatically complete the guide wheel dressing. The first dressing device can dress and shape the grinding wheel according to the different workpieces, adapt to the grinding of the workpiece, and can meet the needs of most workpieces on the market. It is limited to the grinding of a single workpiece, abandons the full manual operation mode of traditional grinding machines, and realizes the mode that one person can operate multiple machines, which greatly reduces labor costs and improves production efficiency. in production.

Description of drawings

Figure 1: A schematic diagram of the structure of a centerless grinding forming grinding structure;

Figure 2: Schematic diagram of the structure of the first trimming device;

Figure 3: Schematic diagram of the internal structure of the first trimming device.

Detailed ways

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention.

Specific embodiment 1: Please refer to FIG. 1 to FIG. 3. In the embodiment of the present utility model, a centerless grinding forming grinding structure includes a machine table 1, and the machine table 1 is provided with a grinding wheel 3, a guide wheel 5 and a supporting wheel Plate 8, the grinding wheel 3 is fixed on the machine table 1 through the grinding wheel mounting seat 2, the grinding wheel 3 is rotatably connected to the grinding wheel mounting seat 2 through the grinding wheel spindle, and the guide wheel 5 passes along the machine table through the guide wheel mounting seat 6. The X and Y directions of 1 are adjustable and installed on the machine table 1. The machine table 1 is provided with an X-axis adjustment handwheel 10 and a Y-axis adjustment handwheel 9. The X-axis adjustment handwheel 10 and the Y-axis adjustment handwheel 9. The wheel 9 adjusts the position of the guide wheel mounting base 6 on the machine table 1 by connecting the screw assemblies respectively. The guide wheel 5 is rotatably connected in the guide wheel mounting seat 6 through the guide wheel main shaft, the support plate 8 is installed between the grinding wheel 3 and the guide wheel 5, and the support plate 8 is used to support the workpiece to be processed; the grinding wheel A grinding wheel driving device 4 is provided on one side of the mounting seat 2, and the grinding wheel driving device 4 is drivingly connected with the grinding wheel 3. A first dressing device 11 is arranged above the grinding wheel mounting seat 2 for dressing the grinding wheel 3. The first dressing The device 11 is slidably connected to the grinding wheel mounting seat 2; the guide wheel mounting seat 6 is provided with a guide wheel driving device 7, the guide wheel driving device 7 is drivingly connected with the guide wheel 5, and the guide wheel mounting seat 6 is provided above. There is a second trimming device 12 for trimming the guide wheel 5 , and the second trimming device 12 is slidably connected to the guide wheel mounting seat 6 .

The grinding wheel driving device 4 includes a first mounting frame 401, a grinding wheel driving motor 402 and a first belt 403. The first mounting frame 401 is fixed on one side of the machine table 1, and the grinding wheel driving motor 402 is fixed on the first mounting frame. In the frame 401, one side of the grinding wheel driving motor 402 is connected to the grinding wheel spindle through a first belt 403, and the grinding wheel driving motor 402 drives the grinding wheel spindle to rotate.

The guide wheel drive device 7 includes a guide wheel drive motor 701 and a second belt 702 , the guide wheel drive motor 701 is fixed on the guide wheel mounting seat 6 , and one side of the guide wheel drive motor 701 passes through the second belt 702 Drivenly connected with the guide wheel main shaft, the guide wheel drive motor 701 drives the guide wheel main shaft to rotate.

The first dressing device 11 has the same structure as the second dressing device 12. The first dressing device 11 includes a base 1101, a sliding plate 1102, a dressing cylinder 1103, a handle 1105 and a dressing mechanism 1104. The base 1101 is fixed on the grinding wheel mounting seat 2, the dressing cylinder 1103 is fixed on the base 1101 and the driving slide 1102 slides on the base 1101, the handle 1105 is installed on the base 1101 through a limit block 1106, and the limit block 1106 is fixed on the grinding wheel mounting seat 2 Above, one end of the handle 1105 is provided with a limit hole 1105-1 and the limit block 1106 is adjustable for connection and fixation. For fixed connection, the other end of the connecting shaft 1107 is inserted into the trimming mechanism 1104 , and the trimming mechanism 1104 is fixed on the slide plate 1102 .

The trimming mechanism 1104 includes a trimmer housing 1104-1, a trimming handwheel 1104-2, a trimming screw 1104-5, a sliding seat 1104-3 and a trimming head 1104-4, and the connecting shaft 1107 passes through the trimmer housing body 1104-1, the dressing screw 1104-5 is provided in the dresser housing 1104-1, the sliding seat 1104-3 is slidably connected in the dresser housing 1104-1, and the dressing screw 1104- One end of 5 is threadedly connected with the sliding seat 1104-3, and the other end of the dressing screw 1104-5 is connected with the dressing hand wheel 1104-2, the dressing hand wheel 1104-2 is outside the dresser housing 1104-1, so The dressing head 1104-4 is fixed under the sliding seat 1104-3 and passes through the grinding wheel mounting seat 2 in contact with the end surface of the grinding wheel 3.

The limit block 1106 is provided with a threaded hole, the limit hole on the handle 1105 is a long structure, the handle 1105 is connected with the limit block 1106 by screws, and the handle 1105 is around the axis of the threaded hole rotate. The feed amount of the trimming head 1104-4 is preliminarily adjusted by twisting the handle 1105. After adjusting to an appropriate feed amount, the handle 1105 is fixed on the limit block 1106 by tightening the screw, and then the trimming handwheel 1104-2 The feed amount of the dressing head 1104-4 is fine-tuned, so that the position of the dressing mechanism 1104 is fixed, and the grinding wheel 3 or the guide wheel 5 keeps rotating all the time. The dressing mechanism 1104 can be driven by the dressing cylinder 1103. On the grinding wheel 3 or the guide wheel 5, the work of correcting the end face of the reciprocating left and right is performed.

Compared with the prior art, the present utility model provides a centerless grinding forming grinding structure. A first dressing device for dressing the grinding wheel and a second dressing device for dressing the guide wheel are respectively installed on the grinding wheel mounting seat and the guide wheel mounting seat. Dressing device, when the guide wheel is worn out during grinding, it can automatically complete the guide wheel dressing. The first dressing device can dress and shape the grinding wheel according to the different workpieces, adapt to the grinding of the workpiece, and can meet the needs of most workpieces on the market. It is limited to the grinding of a single workpiece, abandons the full manual operation mode of traditional grinding machines, and realizes the mode that one person can operate multiple machines, which greatly reduces labor costs and improves production efficiency. in production.

It will be apparent to those skilled in the art that the present invention is not limited to the details of the foregoing exemplary embodiments, but that the present invention may be embodied in other specific forms without departing from the spirit or essential characteristics of the present invention. Accordingly, the embodiments are to be considered in all respects as exemplary and not restrictive, the scope of the invention being defined by the appended claims rather than the foregoing description, and it is therefore intended that the All changes within the meaning and range of the required equivalents are embraced within the present invention. Any reference signs in the claims shall not be construed as limiting the involved claim.

In addition, it should be understood that although this specification is described in terms of embodiments, not each embodiment only includes an independent technical solution, and this description in the specification is only for the sake of clarity, and those skilled in the art should take the specification as a whole , the technical solutions in each embodiment can also be appropriately combined to form other implementations that can be understood by those skilled in the art.

Claims (6)

1. A centerless grinding forming grinding structure, comprising a machine table, characterized in that: the machine table is provided with a grinding wheel, a guide wheel and a pallet, and the grinding wheel is fixed on the machine table by a grinding wheel mounting seat, and the grinding wheel is The guide wheel is rotatably connected to the grinding wheel mounting seat through the grinding wheel spindle, the guide wheel is adjustable and installed on the machine table along the X and Y directions of the machine table through the guide wheel mounting seat, and the guide wheel is rotatably connected to the guide wheel through the guide wheel spindle In the mounting seat, the supporting plate is installed between the grinding wheel and the guide wheel, and the supporting plate is used to support the workpiece to be processed; a grinding wheel driving device is provided on one side of the grinding wheel mounting seat, and the grinding wheel driving device is drivingly connected with the grinding wheel , a first dressing device is arranged above the grinding wheel mounting seat for the dressing of the grinding wheel, and the first dressing device is slidably connected to the grinding wheel mounting seat; a guide wheel driving device is arranged on the guide wheel mounting seat, and the guide wheel The wheel driving device is drivingly connected with the guide wheel, a second trimming device is arranged above the guide wheel mounting seat for trimming the guide wheel, and the second trimming device is slidably connected on the guide wheel mounting seat. 2 . The centerless grinding forming grinding structure according to claim 1 , wherein the grinding wheel driving device comprises a first mounting frame, a grinding wheel driving motor and a first belt, and the first mounting frame is fixed on the machine. 3 . On one side of the table, the grinding wheel driving motor is fixed in the first mounting frame, one side of the grinding wheel driving motor is connected with the grinding wheel spindle through a first belt, and the grinding wheel driving motor drives the grinding wheel spindle to rotate. 3 . The centerless grinding forming grinding structure according to claim 1 , wherein the guide wheel driving device comprises a guide wheel drive motor and a second belt, and the guide wheel drive motor is fixed on the guide wheel mounting seat. 4 . On the other hand, one side of the guide wheel drive motor is connected to the guide wheel main shaft through a second belt, and the guide wheel drive motor drives the guide wheel main shaft to rotate. 4. A centerless grinding forming grinding structure according to claim 1, characterized in that: the first dressing device has the same structure as the second dressing device, and the first dressing device comprises a base, a sliding plate, a dressing cylinder, Handle and dressing mechanism, the base is fixed on the grinding wheel mounting seat, the dressing cylinder is fixed on the base and drives the slide plate to slide on the base, the handle is installed on the base through a limit block, and one end of the handle is provided with a limit The hole and the limit block are connected and fixed in an adjustable manner, a connecting shaft is arranged on the handle to connect with the trimming mechanism, one end of the connecting shaft is fixedly connected with the handle, and the other end of the connecting shaft is inserted into the trimming mechanism, and the trimming mechanism Fixed on the skateboard. 5. A centerless grinding forming grinding structure according to claim 4, characterized in that: the dressing mechanism comprises a dresser housing, a dressing handwheel, a dressing screw, a sliding seat and a dressing head, and the connecting shaft Passing through the trimmer housing, the trimming screw rod is provided in the trimmer housing, the sliding seat is slidably connected in the trimmer housing, one end of the trimming screw rod is threadedly connected with the sliding seat, and the The other end is connected with the dressing handwheel, the dressing head is fixed on the outer side of the dresser housing of the dressing handwheel, and the dressing head is fixed under the sliding seat and is in contact with the end surface of the grinding wheel through the grinding wheel mounting seat. 6 . The centerless grinding forming grinding structure according to claim 4 , wherein a threaded hole is provided on the limit block, the limit hole on the handle is an elongated structure, and the handle passes through a threaded hole. 7 . The screw is connected with the limit block, and the handle rotates around the axis of the threaded hole.

Images