Multifunctional grinding equipment for stainless steel seamless pipe production

Abstract

The multifunctional polishing equipment for stainless steel seamless tube production comprises a supporting frame, a servo motor is fixedly installed on the outer wall of one end of the supporting frame through a fixing machine frame, and the output end of the servo motor movably penetrates through the fixing machine frame and is fixedly connected with a rotating shaft through a coupler. A plurality of universal joints are arranged in the supporting frame at equal intervals, the other end of the rotating shaft movably penetrates through the supporting frame and is fixedly connected with one universal joint, and every two adjacent universal joints are connected through a connecting shaft. A servo motor can drive a grinding wheel to grind the outer pipe wall of the stainless steel seamless pipe when driving a rotating shaft, a universal joint and a connecting shaft to rotate, and when the inner pipe wall of the stainless steel seamless pipe needs to be ground, an inner threaded sleeve is detached, and a lead screw is separated from a supporting frame; the lead screw, the universal joint, the connecting shaft and the grinding wheel which are separated can extend into the bent stainless steel seamless pipe to grind the inner pipe wall of the stainless steel seamless pipe.

Description

Technical Field

[0001] The utility model relates to the technical field of grinding equipment, in particular to multifunctional grinding equipment for producing stainless steel seamless pipes. Background Art

[0002] During the production and processing of stainless steel seamless pipes, its inner and outer tube walls need to be polished. However, when grinding stainless steel seamless pipes, the existing grinding device can only drive the grinding wheel to grind the outer tube wall of the stainless steel seamless pipe by driving the rotating shaft through the servo motor. The rotating shaft that cannot be bent cannot drive the grinding wheel to extend to the inside of the bent stainless steel seamless pipe to grind its inner tube wall. Utility Model Content

[0003] The utility model aims to provide a multifunctional grinding device for producing stainless steel seamless pipes to solve the problems raised in the above-mentioned background technology.

[0004] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a multifunctional grinding equipment for the production of stainless steel seamless pipes, comprising a support frame, a servo motor is fixedly installed on the outer wall of one end of the support frame through a fixed frame, the output end of the servo motor movably passes through the fixed frame and is fixedly connected to a rotating shaft through a coupling, a plurality of universal joints are arranged at equal intervals inside the support frame, the other end of the rotating shaft movably passes through the support frame and is fixedly connected to one of the universal joints, two adjacent universal joints are connected by a connecting shaft, and the two ends of the connecting shaft are respectively fixedly connected to two adjacent universal joints, a grinding wheel is sleeved on the shaft wall of the connecting shaft located between the two universal joints, a universal joint at the end is fixedly connected to a screw rod at one end away from the connecting shaft, and the other end of the screw rod movably passes through the support frame.

[0005] Preferably, a support plate is fixedly connected to the bottom of one end of the support frame.

[0006] Preferably, the servo motor is electrically connected to an external power supply via a PLC controller.

[0007] Preferably, a bearing is embedded in one end of the support frame away from the servo motor, and the screw rod moves through the bearing.

[0008] Preferably, the screw rod passes through a rod wall at one end of the support frame and is threadedly sleeved with an internal threaded sleeve.

[0009] Compared with the prior art, the beneficial effects of the utility model are as follows: the utility model is a multifunctional grinding equipment for the production of stainless steel seamless pipes, which has a simple structure and is easy to use. After the screw rod passes through the bearing on the support frame and is locked by the internal threaded sleeve, the servo motor can drive the grinding wheel to grind the outer tube wall of the stainless steel seamless pipe when driving the rotating shaft, the universal joint and the connecting shaft to rotate. When the inner tube wall of the stainless steel seamless pipe needs to be polished, the internal threaded sleeve is removed and the screw rod is separated from the support frame. The separated screw rod, universal joint, connecting shaft and grinding wheel can extend to the inside of the curved stainless steel seamless pipe to grind its inner tube wall. BRIEF DESCRIPTION OF THE DRAWINGS

[0010] Figure 1 The structure of the utility model is shown in FIG. Figure 1 ;

[0011] Figure 2 The structure of the utility model is shown in FIG. Figure 2 ;

[0012] Figure 3 It is a structural schematic diagram of the connecting shaft in the utility model.

[0013] In the figure: 1. support frame; 2. support plate; 3. fixed frame; 4. servo motor; 5. rotating shaft; 6. universal joint; 7. connecting shaft; 8. grinding wheel; 9. screw rod; 10. bearing; 11. internal threaded sleeve. DETAILED DESCRIPTION

[0014] 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 in 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.

[0015] See also Figure 1-3The utility model provides a technical solution: a multifunctional grinding equipment for the production of stainless steel seamless pipes, including a support frame 1, a servo motor 4 is fixedly installed on the outer wall of one end of the support frame 1 through a fixed frame 3, the output end of the servo motor 4 movably passes through the fixed frame 3 and is fixedly connected to a rotating shaft 5 through a coupling, a plurality of universal joints 6 are arranged at equal intervals inside the support frame 1, the other end of the rotating shaft 5 movably passes through the support frame 1 and is fixedly connected to one of the universal joints 6, two adjacent universal joints 6 are connected by a connecting shaft 7, and the two ends of the connecting shaft 7 are respectively fixedly connected to the two adjacent universal joints 6, a grinding wheel 8 is sleeved on the shaft wall of the connecting shaft 7 between the two universal joints 6, and a universal joint 6 at the end is fixedly connected to a screw rod 9 at one end away from the connecting shaft 7, and the other end of the screw rod 9 movably passes through the support frame 1.

[0016] A support plate 2 is fixedly connected to the bottom of one end of the support frame 1 , and the support plate 2 can effectively support the support frame 1 .

[0017] The servo motor 4 is electrically connected to the external power supply through the PLC controller. The TB6600 PLC controller can effectively control the speed and direction of the servo motor 4, and can effectively ensure that the device can be driven normally.

[0018] A bearing 10 is embedded in one end of the support frame 1 away from the servo motor 4 , and the screw rod 9 moves through the bearing 10 . The bearing 10 can effectively make the support of the support frame 1 to the screw rod 9 more stable.

[0019] The screw rod 9 passes through the rod wall at one end of the support frame 1 and is threadedly sleeved with an internal threaded sleeve 11 . The internal threaded sleeve 11 can effectively lock the screw rod 9 and the support frame 1 .

[0020] Specifically, when the utility model is used to grind the outer tube wall of the stainless steel seamless tube, the screw 9 passes through the bearing 10 and is locked by the internal threaded sleeve 11, and then the servo motor 4 is started, so that the servo motor 4 can drive the rotating shaft 5, the universal joint 6 and the connecting shaft 7 to rotate, thereby driving the grinding wheel 8 to grind the outer tube wall of the stainless steel seamless tube;

[0021] When it is necessary to grind the inner wall of the stainless steel seamless pipe, the internal threaded sleeve 11 is removed and the screw rod 9 is separated from the support frame 1. The separated screw rod 9, universal joint 6, connecting shaft 7 and grinding wheel 8 can be bent and extended to the inside of the bent stainless steel seamless pipe to grind its inner wall.

[0022] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A multifunctional grinding equipment for the production of stainless steel seamless pipes, characterized in that: The invention comprises a support frame (1), a servo motor (4) is fixedly mounted on the outer wall of one end of the support frame (1) via a fixed frame (3), the output end of the servo motor (4) movably passes through the fixed frame (3) and is fixedly connected to a rotating shaft (5) via a coupling, a plurality of universal joints (6) are arranged at equal intervals inside the support frame (1), the other end of the rotating shaft (5) movably passes through the support frame (1) and is fixedly connected to one of the universal joints (6), two adjacent universal joints (6) are connected via a connecting shaft (7), and the two ends of the connecting shaft (7) are respectively fixedly connected to two adjacent universal joints (6), a grinding wheel (8) is sleeved on the shaft wall of the connecting shaft (7) located between the two universal joints (6), and a screw rod (9) is fixedly connected to one end of a universal joint (6) away from the connecting shaft (7), and the other end of the screw rod (9) movably passes through the support frame (1).

2. The multifunctional grinding equipment for producing seamless stainless steel pipes according to claim 1, characterized in that: A support plate (2) is fixedly connected to the bottom of one end of the support frame (1).

3. The multifunctional grinding equipment for producing seamless stainless steel pipes according to claim 1, characterized in that: The servo motor (4) is electrically connected to an external power supply via a PLC controller.

4. The multifunctional grinding equipment for producing stainless steel seamless pipes according to claim 1, characterized in that: A bearing (10) is embedded at one end of the support frame (1) away from the servo motor (4), and the screw rod (9) movably passes through the bearing (10).

5. The multifunctional grinding equipment for producing seamless stainless steel pipes according to claim 1, characterized in that: The screw rod (9) passes through the rod wall at one end of the support frame (1) and is threadedly sleeved with an internal threaded sleeve (11).

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