Auxiliary follow-up tailstock of grinding machine

Abstract

The utility model provides an auxiliary follow-up tailstock of a grinding machine, and belongs to the field of machine tools. The problem that an existing grinding machine standard tailstock configuration structure is simple is solved. The auxiliary follow-up tailstock of the grinding machine comprises a tailstock main shaft, a base and a driving mechanism, the tail end of the tailstock main shaft is connected with a servo motor and drives a tip on the tailstock main shaft to rotate, the driving mechanism comprises a sliding seat, an oil cylinder, a piston rod and a fixing seat, the tailstock main shaft and the servo motor are fixedly installed on the sliding seat, and the sliding seat and the base are arranged in a cross structure. The base is provided with a guide rail for the sliding seat to move, the base and the sliding seat are both provided with sensors which are in mutual induction fit and used for sensing the moving position of the tailstock main shaft, the base is provided with an air pipe connector which facilitates air access and is used for blowing and cleaning, and the base is further provided with a locking clamping block which is conveniently and rapidly locked and installed on a grinding machine. The grinding device has the advantages of improving the grinding efficiency and the applicability.

Description

Technical Field

[0001] The utility model belongs to the field of machine tools and relates to a tailstock, in particular to a follower tailstock of an internal and external cylindrical grinder. Background Art

[0002] A grinder is a machine tool that grinds the surface of a product. In order to improve the grinding stroke, product accuracy and safe operation, internal and external cylindrical grinder manufacturers will provide different standard configurations of top center and tailstock according to different equipment.

[0003] However, the existing internal and external cylindrical grinding machines still have the following defects: 1. The tailstock is bulky, and one or two people are required to move it together when adjusting the stroke, which wastes time; 2. The tailstock movement is generally guided by a high-rigidity guide rail. There is a gap between the tailstock and the guide rail. During the grinding process, grinding waste can easily enter the gap, causing wear of the tailstock and guide rail, thereby affecting the grinding accuracy; 3. The tailstock structure is relatively simple and only has the function of cooperating with the top. Summary of the Invention

[0004] The purpose of the utility model is to provide an auxiliary follower tailstock for a grinding machine to solve the above problems existing in the prior art.

[0005] The purpose of the utility model can be achieved by the following technical solutions: The auxiliary follower tailstock of the grinding machine is characterized in that it includes a tailstock spindle with a top, a base fixed on the grinding machine, and a driving mechanism capable of driving the tailstock spindle to move;

[0006] The tailstock spindle end is connected to a servo motor for driving the tailstock spindle, and drives the top of the tailstock spindle to rotate;

[0007] The driving mechanism includes a movable slide, an oil cylinder for driving the slide, a piston rod in transmission cooperation with the oil cylinder, and a fixed seat at the end of the piston rod;

[0008] The tailstock spindle and servo motor are fixedly mounted on the slide;

[0009] The slide and the base are arranged in a cross structure, and the base is provided with a guide rail for the slide to move;

[0010] The base and the slide are both provided with sensors that cooperate with each other and are used to sense the movement position of the tailstock spindle. The base is provided with an air pipe joint that is convenient for gas access and is used for air blowing and cleaning.

[0011] A locking block is also provided on the base for quick locking and installation on the grinding machine.

[0012] In the above-mentioned auxiliary follower tailstock of the grinding machine, a support frame is further provided at the side end corresponding to the base to facilitate support and fixation of the oil cylinder, and the support frame and the base are an integrally formed structure.

[0013] In the above-mentioned auxiliary follower tailstock of the grinding machine, the fixed seat is fixedly connected to the slide and cooperates with the piston rod through the oil cylinder, thereby pushing the slide to move axially and driving the tailstock spindle to move.

[0014] In the above-mentioned auxiliary follower tailstock of the grinding machine, a bracket is also provided on the base to facilitate the installation of the air pipe joint, and an adjustment hole is provided in the bracket. The air pipe joint is connected through the adjustment hole and can be axially moved and adjusted along the side wall of the adjustment hole. The air pipe joint is connected to the pneumatic system in the grinding machine, so as to blow and clean the base, slide and guide rail.

[0015] In the above-mentioned auxiliary follower tailstock of the grinding machine, there are two sensors, which are respectively located on the base and the slide and cooperate with each other in sensing.

[0016] Compared with the existing technology, the auxiliary follow-up tailstock of the grinder has the following advantages:

[0017] 1. The driving mechanism structure can realize the stable propulsion and movement of the tailstock spindle, reduce the labor of manual propulsion and movement, and improve the grinding efficiency;

[0018] 2. Use the air pipe joint to connect with the pneumatic system of the grinder to blow and clean the base, slide and guide rail to ensure the life of the guide rail;

[0019] 3. The top rotation is driven by a servo motor to improve the overall spindle rigidity. At the same time, the top is a detachable structure and can be replaced with an internal grinding wheel for internal grinding according to actual grinding processing requirements, which has a wider applicability. BRIEF DESCRIPTION OF THE DRAWINGS

[0020] Figure 1 It is a schematic diagram of the three-dimensional structure of the auxiliary follower tailstock of this grinding machine.

[0021] Figure 2 It is a schematic diagram of the three-dimensional structure of the auxiliary follower tailstock of this grinding machine.

[0022] In the figure, 1. tailstock spindle; 2. servo motor; 3. base; 4. slide; 5. cylinder; 6. piston rod; 7. fixed seat; 8. guide rail; 9. sensor; 10. air pipe joint; 11. locking block; 12. support frame; 13. bracket; 14. adjustment hole. DETAILED DESCRIPTION

[0023] The following are specific embodiments of the present invention and the accompanying drawings to further describe the technical solution of the present invention, but the present invention is not limited to these embodiments.

[0024] like Figure 1 、 Figure 2 As shown, the auxiliary follower tailstock of the grinding machine includes a tailstock spindle 1 with a top, a base 3 fixed on the grinding machine, and a driving mechanism that can drive the tailstock spindle 1 to move. The driving mechanism structure can realize the stable advancement and movement of the tailstock spindle 1, reduce the labor of manual pushing and moving, and improve the grinding efficiency. The end of the tailstock spindle 1 is connected to a servo motor 2 for driving the tailstock spindle 1, and drives the top on the tailstock spindle 1 to rotate. The driving mechanism includes a movable slide 4, an oil cylinder 5 for driving the slide 4 to move, a piston rod 6 that cooperates with the oil cylinder 5, and a fixed seat 7 at the end of the piston rod 6. The frame spindle 1 and the servo motor 2 are fixedly mounted on the slide 4. The slide 4 and the base 3 are arranged in a cross structure. The base 3 has a guide rail 8 for the slide 4 to move. The base 3 and the slide 4 are both provided with sensors 9 that sense and cooperate with each other and are used to sense the moving position of the tailstock spindle 1. The base 3 is provided with an air pipe joint 10 that is convenient for gas access and for air blowing and cleaning. The air pipe joint 10 is connected to the pneumatic system of the grinder to blow and clean the base 3, slide 4 and guide rail 8 to ensure the life of the guide rail 8. A locking block 11 that is convenient for quick locking and installed on the grinder is also provided on the base 3.

[0025] The top rotation is driven by servo motor 2, which improves the overall spindle rigidity. At the same time, the top is a detachable structure and can be replaced with an internal grinding wheel for internal grinding according to actual grinding processing requirements, which has a wider applicability.

[0026] To elaborate further, in order to facilitate the support and fixation of the cylinder 5, a support frame 12 is provided at the corresponding side end of the base 3 to facilitate the support and fixation of the cylinder 5. The support frame 12 and the base 3 are an integrally formed structure.

[0027] To elaborate further, in order to achieve stable propulsion and movement of the slide 4 and the tailstock spindle 1, the fixed seat 7 is fixedly connected to the slide 4 and cooperates with the piston rod 6 through the oil cylinder 5, thereby pushing the slide 4 to move axially and driving the tailstock spindle 1 to move.

[0028] To elaborate further, in order to ensure the service life of the guide rail 8 and achieve the purpose of self-cleaning, a bracket 13 is also provided on the base 3 to facilitate the installation of the air pipe joint 10. An adjustment hole 14 is provided in the bracket 13. The air pipe joint 10 is connected to the adjustment hole 14 and can be axially moved and adjusted along the side wall of the adjustment hole 14. The air pipe joint 10 is connected to the pneumatic system in the grinder, so as to blow air to clean the base 3, the slide 4 and the guide rail 8.

[0029] Preferably, there are two sensors 9 , which are respectively located on the base 3 and the slide 4 and cooperate with each other in sensing.

[0030] The specific embodiments described herein are merely illustrative of the spirit of the present invention. Persons skilled in the art may make various modifications, additions, or substitutions to the described specific embodiments without departing from the spirit of the present invention or exceeding the scope defined by the appended claims.

[0031] Although this article uses more terms, it does not exclude the possibility of using other terms. These terms are used only to more conveniently describe and explain the essence of the utility model; interpreting them as any additional restrictions is contrary to the spirit of the utility model.

Claims

1. The auxiliary follower tailstock of the grinding machine is characterized by: It comprises a tailstock spindle (1) with a top, a base (3) fixed on a grinding machine, and a driving mechanism capable of driving the tailstock spindle (1) to move; The tailstock spindle (1) is connected to the end thereof with a servo motor (2) for driving the tailstock spindle (1) and driving the top of the tailstock spindle (1) to rotate; The driving mechanism comprises a movable slide (4), an oil cylinder (5) for driving the slide (4) to move, a piston rod (6) in transmission cooperation with the oil cylinder (5), and a fixed seat (7) located at the end of the piston rod (6); The tailstock spindle (1) and the servo motor (2) are fixedly mounted on the slide (4); The slide (4) and the base (3) are arranged in a cross structure, and the base (3) has a guide rail (8) for the slide (4) to move; The base (3) and the slide (4) are both provided with sensors (9) that cooperate with each other and are used to sense the moving position of the tailstock spindle (1); the base (3) is provided with an air pipe joint (10) that facilitates gas access and is used for air blowing and cleaning; A locking block (11) is also provided on the base (3) for facilitating quick locking when installed on the grinding machine.

2. The auxiliary follower tailstock of the grinding machine according to claim 1, characterized in that: A support frame (12) is further provided at the corresponding side end of the base (3) for facilitating the support and fixation of the oil cylinder (5), and the support frame (12) and the base (3) are provided as an integrally formed structure.

3. The auxiliary follower tailstock of the grinding machine according to claim 1, characterized in that: The fixed seat (7) is fixedly connected to the slide seat (4) and is driven by the oil cylinder (5) and the piston rod (6), thereby pushing the slide seat (4) to move axially and driving the tailstock main shaft (1) to move.

4. The auxiliary follower tailstock of the grinding machine according to claim 1, characterized in that: The base (3) is also provided with a bracket (13) for facilitating the installation of the air pipe joint (10), and an adjustment hole (14) is provided in the bracket (13). The air pipe joint (10) is connected to the adjustment hole (14) and can be axially moved and adjusted along the side wall of the adjustment hole (14). The air pipe joint (10) is connected to the pneumatic system in the grinding machine, thereby blowing and cleaning the base (3), the slide seat (4) and the guide rail (8).

5. The auxiliary follower tailstock of the grinding machine according to claim 1, characterized in that: There are two sensors (9), which are located on the base (3) and the slide (4) respectively and are mutually inductively matched.

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