Numerical control cylindrical grinding head frame structure with diamond grinding wheel dressing function

Abstract

The utility model relates to a numerical control outer circle grinding head frame structure with a diamond grinding wheel dressing function. The numerical control outer circle grinding head frame structure comprises a working table, a connecting plate sliding on the working table, a box body rotating on the connecting plate, an electric spindle rotating on the box body, a driving piece driving the electric spindle to rotate, a chuck connected with the electric spindle and a grinding wheel arranged at the driving end of the electric spindle. A first locking piece is arranged on the connecting plate; the first locking piece corresponds to the workbench; the first locking piece can lock the position of the connecting plate; a second locking piece is arranged on the box body; the second locking piece corresponds to the connecting plate; the driving part is arranged on the box body and moves synchronously with the box body; the chuck and the grinding wheel are arranged on the same side; the motorized spindle is provided with a receiving disc; the chuck and the grinding wheel are arranged on the motorized spindle through the receiving disc. The problems that a traditional diamond grinding wheel is installed on the side face (close to the grinding wheel) of a box body of the numerical control outer circle grinding head frame, so that the traditional diamond grinding wheel is prone to interference with the grinding wheel in the front-back feeding grinding process, and a more scientific and reasonable installation mode is needed are solved.

Description

Technical Field

[0001] The utility model relates to the field of CNC grinding machines, in particular to a structure of a CNC external cylindrical grinding headstock with a diamond grinding wheel dressing function. Background Art

[0002] In the prior art, with the update and progress of the workpiece material (especially alloy materials), the grinding requirements are getting higher and higher. Traditional ceramic corundum grinding wheels or resin grinding wheels can no longer meet the needs, and diamond grinding wheels need to be introduced for grinding. The traditional diamond grinding wheel is installed on the side of the CNC external cylindrical grinding headstock box (the side close to the grinding wheel). In this way, it is very easy to interfere with the grinding wheel during the front and back feed grinding, and a more scientific and reasonable installation method is needed. Summary of the Utility Model

[0003] By providing a structure of a CNC external cylindrical grinding headstock with a diamond grinding wheel dressing function in the embodiments of the present application, the problem in the prior art that the traditional diamond grinding wheel is installed on the side of the CNC external cylindrical grinding headstock box (the side close to the grinding wheel), and it is very easy to interfere with the grinding wheel during the front and back feed grinding, and a more scientific and reasonable installation method is needed is solved.

[0004] The technical solutions adopted in the embodiments of the present application are as follows.

[0005] A structure of a CNC external cylindrical grinding headstock with a diamond grinding wheel dressing function includes a workbench, a connecting plate sliding on the workbench, a box body rotating on the connecting plate, an electric spindle rotating on the box body, a driving member for driving the electric spindle to rotate, a chuck connected to the electric spindle, and a grinding wheel arranged at the driving end of the electric spindle; a first locking member is arranged on the connecting plate; the first locking member corresponds to the workbench; the first locking member can lock the position of the connecting plate; a second locking member is arranged on the box body; the second locking member corresponds to the connecting plate; the driving member is arranged on the box body and moves synchronously with the box body; the chuck and the grinding wheel are arranged on the same side; the electric spindle is provided with a coupling disc; the chuck and the grinding wheel are arranged on the electric spindle through the coupling disc.

[0006] As a further improvement of the above technical solution: an adjusting plate is arranged at the bottom of the driving member; one end of the adjusting plate rotates on the box body; an adjusting member is arranged on the adjusting plate; a fixing member is arranged on the adjusting member; there are two groups of the fixing members, and the two groups of the fixing members respectively abut against the upper and lower surfaces of the adjusting plate; an adjusting block is arranged at the top of the box body; the adjusting block corresponds to the adjusting member.

[0007] As a further improvement of the above technical solution: the electric spindle and the driving member are connected by a synchronous belt and a synchronous pulley.

[0008] As a further improvement of the above technical solution: a first sphere is provided on the adjusting block; a second sphere is provided on the end surface of the adjusting member facing the adjusting block; the first sphere is tangent to the second sphere.

[0009] One or more technical solutions provided in the embodiments of the present application have at least the following technical effects or advantages:

[0010] 1. Since the electric spindle is sleeved in the box body and connected by an end face flange. The end of the electric spindle is connected to a chuck plate, and the chuck plate is connected to a chuck; the chuck is a three-jaw manual chuck; at the same time, a grinding wheel is also installed on the chuck plate, and the grinding wheel is sleeved on the outer circumference of the three-jaw chuck, and there is a gap between the two and they will not interfere; the connecting plate is connected to the box body, and there is an arc T-slot on the upper surface of the connecting plate, and the two are connected by a second locking member, and the angle can be manually adjusted to drive the entire box body to rotate; the lower side of the box body connecting plate is connected to the workbench and connected by the first locking members on both sides; the first locking member is a locking T-bolt; the tail end of the electric spindle is provided with a synchronous pulley, which is connected to the motor pulley through a belt. By rotating the motor, the chuck and the grinding wheel at the end of the entire electric spindle are driven to rotate; the rotating grinding wheel can be used to dress the front and rear feed grinding wheels by approaching them; by adjusting the adjusting member, the synchronous belt can be tightened up and down; the end of the adjusting member is a second sphere, and a first sphere is provided on the adjusting block, and the two are tangent. When adjusting the height by rotating the locking nut up and down, it is prevented from jamming, thereby realizing convenient adjustment of the workpiece and non-interference between the grinding wheel and the chuck. Description of the Drawings

[0011] Figure 1 It is a schematic structural diagram of the numerical control external cylindrical grinding headstock structure with a diamond grinding wheel dressing function in the present invention.

[0012] Figure 2 It is a side view of the numerical control external cylindrical grinding headstock structure with a diamond grinding wheel dressing function in the present invention.

[0013] Figure 3 It is a side view of the numerical control external cylindrical grinding headstock structure with a diamond grinding wheel dressing function in the present invention.

[0014] Figure 4 For Figure 1 The partial enlarged view of A in

[0015] In the figure: 1. Workbench; 2. Connecting plate; 21. First locking member; 3. Box body; 31. Second locking member; 32. Adjusting block; 321. First sphere; 4. Electric spindle; 41. Chuck plate; 5. Driving member; 51. Adjusting plate; 52. Adjusting member; 521. Second sphere; 53. Fixing member; 6. Chuck; 7. Grinding wheel. Detailed Embodiments

[0016] In an embodiment of the present application, by providing a numerical control external cylindrical grinding headstock structure with a diamond grinding wheel dressing function, the problem in the prior art that the traditional diamond grinding wheel is installed on the side of the numerical control external cylindrical grinding headstock box (the side close to the grinding wheel), which is prone to interference with the grinding wheel during forward and backward feeding grinding, is solved, and a more scientific and reasonable installation method is required.

[0017] The technical solution in the embodiment of the present application to solve the above problems has the following general idea

[0018] In order to better understand the above technical solution, the above technical solution will be described in detail below in conjunction with the accompanying drawings of the specification and specific embodiments.

[0019] A numerical control external cylindrical grinding headstock structure with a diamond grinding wheel dressing function includes a workbench 1, a connecting plate 2 slidable on the workbench 1, a box body 3 rotatable on the connecting plate 2, an electric spindle 4 rotatable on the box body 3, a driving member 5 for driving the electric spindle 4 to rotate, a chuck 6 connected to the electric spindle 4, and a grinding wheel 7 arranged at the driving end of the electric spindle 4; a first locking member 21 is arranged on the connecting plate 2; the first locking member 21 corresponds to the workbench 1; the first locking member 21 can lock the position of the connecting plate 2; a second locking member 31 is arranged on the box body 3; the second locking member 31 corresponds to the connecting plate 2; the driving member 5 is arranged on the box body 3 and moves synchronously with the box body 3; the chuck 6 and the grinding wheel 7 are arranged on the same side; the electric spindle 4 is provided with a coupling disk 41; the chuck 6 and the grinding wheel 7 are arranged on the electric spindle 4 through the coupling disk 41.

[0020] An adjusting plate 51 is arranged at the bottom of the driving member 5; one end of the adjusting plate 51 is rotatable on the box body 3; an adjusting member 52 is arranged on the adjusting plate 51; a fixing member 53 is arranged on the adjusting member 52; there are two groups of fixing members 53 and the two groups of fixing members 53 respectively abut against the upper and lower surfaces of the adjusting plate 51; an adjusting block 32 is arranged at the top of the box body 3; the adjusting block 32 corresponds to the adjusting member 52.

[0021] The electric spindle 4 and the driving member 5 are connected by a synchronous belt and a synchronous pulley.

[0022] A first sphere 321 is arranged on the adjusting block 32; a second sphere 521 is arranged on the end surface of the adjusting member 52 facing the adjusting block 32; the first sphere 321 is tangent to the second sphere 521.

[0023] The electric spindle unit is installed in the box body and connected by an end face flange. The end of the electric spindle is connected to a chuck plate, and the chuck plate is connected to a chuck; the chuck is a three-jaw manual chuck; at the same time, a grinding wheel is also installed on the chuck plate, and the grinding wheel is sleeved on the outer circumference of the three-jaw chuck, and there is a gap between the two without interference; a connecting plate is connected to the box body, and there is an arc T-shaped groove on the upper surface of the connecting plate, and the two are connected by a second locking member, and the angle can be manually adjusted to drive the entire box body to rotate; the lower side of the box body connecting plate is connected to the workbench and is connected by the first locking members on both sides; the first locking member is a locking T-shaped bolt; the tail end of the electric spindle is equipped with a synchronous pulley, which is connected to the motor pulley through a belt. By rotating the motor, the chuck and the grinding wheel at the end of the entire electric spindle are driven to rotate; the rotating grinding wheel can be trimmed by approaching the front and rear feed grinding wheels; by adjusting the adjusting member, the synchronous belt can be tensioned up and down; the end of the adjusting member is a second sphere, and a first sphere is arranged on the adjusting block, and the two are tangent. When the locking nut is rotated up and down to adjust the height, it is prevented from jamming.

[0024] Since the electric spindle unit is installed in the box body and connected by an end face flange. The end of the electric spindle is connected to a chuck plate, and the chuck plate is connected to a chuck; the chuck is a three-jaw manual chuck; at the same time, a grinding wheel is also installed on the chuck plate, and the grinding wheel is sleeved on the outer circumference of the three-jaw chuck, and there is a gap between the two without interference; a connecting plate is connected to the box body, and there is an arc T-shaped groove on the upper surface of the connecting plate, and the two are connected by a second locking member, and the angle can be manually adjusted to drive the entire box body to rotate; the lower side of the box body connecting plate is connected to the workbench and is connected by the first locking members on both sides; the first locking member is a locking T-shaped bolt; the tail end of the electric spindle is equipped with a synchronous pulley, which is connected to the motor pulley through a belt. By rotating the motor, the chuck and the grinding wheel at the end of the entire electric spindle are driven to rotate; the rotating grinding wheel can be trimmed by approaching the front and rear feed grinding wheels; by adjusting the adjusting member, the synchronous belt can be tensioned up and down; the end of the adjusting member is a second sphere, and a first sphere is arranged on the adjusting block, and the two are tangent. When the locking nut is rotated up and down to adjust the height, it is prevented from jamming, thus realizing convenient adjustment of the workpiece and non-interference between the grinding wheel and the chuck.

[0025] Although the preferred embodiments of the present invention have been described, those skilled in the art can make additional changes and modifications once they know the basic creative concept. Therefore, the appended claims are intended to be construed to include the preferred embodiments and all changes and modifications falling within the scope of the present invention.

[0026] Obviously, those skilled in the art can make various changes and modifications to the present invention without departing from the spirit and scope of the present invention. Thus, if these modifications and variations of the present invention fall within the scope of the claims of the present invention and their equivalent technologies, the present invention is also intended to include these modifications and variations.

Claims

1. A structure of a numerically controlled cylindrical grinding headstock with a diamond grinding wheel dressing function, characterized in that, It includes a workbench (1), a connecting plate (2) sliding on the workbench (1), a box body (3) rotating on the connecting plate (2), an electric spindle (4) rotating on the box body (3), a driving member (5) driving the electric spindle (4) to rotate, a chuck (6) connected to the electric spindle (4), and a grinding wheel (7) arranged at the driving end of the electric spindle (4); a first locking member (21) is arranged on the connecting plate (2); the first locking member (21) corresponds to the workbench (1); the first locking member (21) can lock the position of the connecting plate (2); a second locking member (31) is arranged on the box body (3); the second locking member (31) corresponds to the connecting plate (2); the driving member (5) is arranged on the box body (3) and moves synchronously with the box body (3); the chuck (6) and the grinding wheel (7) are arranged on the same side; the electric spindle (4) is provided with a connecting plate (41); the chuck (6) and the grinding wheel (7) are arranged on the electric spindle (4) through the connecting plate (41).

2. The structure of the numerically controlled cylindrical grinding headstock with the function of dressing diamond grinding wheels according to claim 1, characterized in that, An adjusting plate (51) is arranged at the bottom of the driving member (5); one end of the adjusting plate (51) rotates on the box body (3); an adjusting member (52) is arranged on the adjusting plate (51); a fixing member (53) is arranged on the adjusting member (52); there are two groups of the fixing members (53), and the two groups of the fixing members (53) respectively abut against the upper and lower surfaces of the adjusting plate (51); an adjusting block (32) is arranged at the top of the box body (3); the adjusting block (32) corresponds to the adjusting member (52).

3. The structure of the CNC cylindrical grinding headstock with diamond grinding wheel dressing function according to claim 2, wherein, The electric spindle (4) and the driving member (5) are connected by a synchronous belt and a synchronous pulley.

4. The structure of the numerical control cylindrical grinding headstock with the function of diamond grinding wheel dressing as claimed in claim 2, wherein A first sphere (321) is arranged on the adjusting block (32); a second sphere (521) is arranged on the end surface of the adjusting member (52) facing the adjusting block (32); the first sphere (321) is tangent to the second sphere (521).

Images