CN103481136B - Pipe polisher - Google Patents

Abstract

The invention provides a pipe grinding machine, which includes a mobile adjustment platform, a fixed platform, a grinding system and a transmission system, and is characterized in that the mobile adjustment platform and the transmission system are installed side by side on the fixed platform, and a There is a pinch chuck, and the grinding system is installed on the mobile adjustment table; the grinding system includes an inner grinding system and an outer grinding system. A motor and an inner grinding wheel are provided, and the motor is connected to the inner grinding wheel through a belt to grind the inside of the pipe; b) The outer grinding system includes an outer grinding wheel mobile platform, and the outer grinding wheel mobile platform is equipped with a motor and an outer grinding wheel, and the motor is connected to the outer grinding wheel through a belt. connect. The invention has the advantages of simple structure, adjustment, safe use, automatic grinding instead of manual operation in the traditional process, high efficiency, and is especially suitable for batch grinding.

Description

pipe grinder

technical field

The invention relates to a pipe grinding machine, in particular to a simultaneous grinding machine for inside and outside of a pipe, and more specifically relates to a device for quickly grinding inside and outside of a pipe end during the processing and manufacturing process of a closed pipe. The invention belongs to the technical field of material forming automation.

Background technique

In industries such as shipbuilding and chemical industry, a large number of pipelines need to be laid. When two pipelines need to be connected, flanges need to be welded at both ends of the pipelines, and then the two flanges are connected with bolts. When the pipe needs to be welded with the flange, the inside and outside of the end of the pipe need to be ground to ensure the welding quality. Due to the large number of required pipes of different sizes, it is faced with the problem of grinding both ends of a large number of pipes.

Most production enterprises mainly use manual grinding, that is: workers hold electric or pneumatic grinding machines to first grind the outer wall of the pipe and then polish the inner wall. It has the following main problems, that is, the efficiency of manual grinding is low, and the internal and external grinding cannot be performed at the same time; the labor intensity of workers is high, and the working environment is bad.

Contents of the invention

Purpose of the invention: The present invention is proposed to solve the existing problems, and its purpose is to provide a pipe grinding machine, which can efficiently grind the inner and outer walls of the pipe at the same time.

Technical solution: In order to achieve the above purpose, the technical solution of the present invention is: a pipe grinding machine, including a mobile adjustment table, a fixed platform, a grinding system and a transmission system, and the mobile adjustment table and transmission system are installed side by side on the fixed platform , there is a pinch chuck between the mobile adjustment table and the transmission system, and the grinding system is installed on the mobile adjustment table; the grinding system includes an inner grinding system and an outer grinding system, and the specific structure is: a) The inner grinding system includes an inner The grinding wheel mobile platform 3, the inner grinding wheel mobile platform 3 is provided with a motor and the inner grinding wheel 10, the motor is connected with the inner grinding wheel 10 through a belt, and grinds the inside of the pipe; b) the external grinding system includes the outer grinding wheel mobile platform 4, the outer grinding wheel mobile platform 4 is provided with motor and outer emery wheel 9, and motor is connected with outer emery wheel 9 by belt.

The above-mentioned mobile adjustment table is composed of a lower mobile adjustment table 1 and an upper mobile adjustment table 2. The lower mobile adjustment table 1 is equipped with sliding guide rails, and the upper layer mobile adjustment table 2 is provided with two sets of sliding guide rails. The inner grinding wheel mobile table 3 is installed on the upper layer. On the outer guide rail of the mobile adjustment table 2, the outer grinding wheel mobile table 4 is installed on the inner guide rail of the upper mobile adjustment table 2; the upper mobile adjustment table 2 is connected with the lower mobile adjustment table 1 through a slider, and under the action of the cylinder Sliding back and forth along the guide rails; the upper two guide rails drive the grinding system to move left and right under the drive of the cylinder to reach any position near the pinch chuck.

The inner grinding wheel is installed on the inner side of a shaft, and the shaft is installed on the inner grinding wheel moving table through the shaft seat, and the corresponding motor is installed on the rear side of the shaft, and the cylinder driving the inner grinding wheel moving table is set Front side of inner grinding wheel moving table;

The outer grinding wheel is also installed on the inner side of a shaft, the shaft is installed on the outer grinding wheel mobile platform through the shaft seat, the corresponding motor is installed on the front side of the shaft, and the cylinder driving the outer grinding wheel mobile platform is arranged on the outer grinding wheel. the back side of the mobile station.

The above-mentioned pinching chuck is a chuck that can be driven by a motor to rotate and clamp the tube to center. The above-mentioned fixed platform is a fixedly installed steel structure platform; a set of mobile adjustment table, grinding system and pinch centering chuck are installed at both ends of the platform.

The above-mentioned transmission system includes a transmission frame, and a transmission roller is arranged on the transmission frame.

Both ends of the above-mentioned pipe grinding machine are symmetrically equipped with grinding devices.

Beneficial effects: the present invention has simple structure, adjustment, and safe use. The pipe is placed on the fixed platform, and is manually or automatically transferred to the designated position; the pipe is fixed by the centering chuck of the clamp; The two grinding wheels of the grinding system are located on the inner wall and the outer wall of the pipe; after pneumatic operation, the inner and outer walls can be automatically ground at the same time. Automatic grinding is used to replace manual operation in the traditional process, which is highly efficient and especially suitable for batch grinding.

Description of drawings

Fig. 1 is the structural representation of pipe inside and outside grinding machine of the present invention;

Fig. 2 is a schematic diagram of the grinding principle of the present invention;

Among them: 1. Lower mobile adjustment table; 2. Upper mobile adjustment table; 3. Inner grinding wheel mobile table; 4. Outer grinding wheel mobile table; 5. Pinch chuck; 6. Transmission system; 7. Cylinder 1; 8. Air cylinder 2; 9, outer grinding wheel; 10, inner grinding wheel; 11, fixed platform.

detailed description

The present invention will be further described below in conjunction with accompanying drawing and specific embodiment:

Fig. 1 is the schematic structural view of the internal and external grinding machine for pipes of the present invention, a pipe grinding machine comprising a mobile adjustment platform, a fixed platform 11, a grinding system and a transmission system 6, and the mobile adjustment platform and transmission system are installed side by side on the fixed platform , a pinch chuck 5 is provided between the mobile adjustment table and the transmission system, and the grinding system is installed on the mobile adjustment table; the grinding system includes an inner grinding system and an outer grinding system, and the specific structure is: a) the inner grinding system includes The inner grinding wheel mobile platform 3 is provided with a motor and the inner grinding wheel 10, and the motor is connected with the inner grinding wheel 10 through a belt to polish the inside of the pipe; b) the external grinding system includes an outer grinding wheel mobile platform 4, and the outer grinding wheel moves The platform 4 is provided with a motor and an outer emery wheel 9, and the motor is connected with the outer emery wheel 9 by a belt.

The mobile adjustment table is composed of a lower mobile adjustment table 1 and an upper mobile adjustment table 2. The lower mobile adjustment table 1 is provided with sliding guide rails, and the upper layer mobile adjustment table 2 is provided with two sets of sliding guide rails. The inner grinding wheel mobile table 3 is installed on the On the outer guide rail of the upper mobile adjustment table 2, the outer grinding wheel mobile table 4 is installed on the inner guide rail of the upper mobile adjustment table 2; the upper mobile adjustment table 2 is connected with the lower mobile adjustment table through a slider, and under the action of the cylinder Sliding back and forth along the guide rails; the upper two guide rails drive the grinding system to move left and right under the drive of the cylinder to reach any position near the pinch chuck.

The clamping chuck is a chuck that can be driven by a motor to rotate and clamp the tube to center.

The fixed platform is a fixedly installed steel structure platform; a set of mobile adjustment table, grinding system and pinch centering chucks are installed at both ends of the platform. The transmission system includes a transmission frame on which transmission rollers are arranged.

Example 1

As shown in Figure 1, the lower mobile adjustment platform 1 is installed on a fixed platform 11, and guide rails are installed on the lower mobile adjustment platform 1; the upper mobile adjustment platform 2 is connected with the lower mobile adjustment platform 1 through sliders, and moves along the Slide back and forth along the guide rail; two sets of guide rails are installed in parallel on the upper mobile adjustment table 2; the inner grinding wheel mobile table 3 is installed on the outer guide rail of the upper layer mobile adjustment table 2, and the motor and the inner grinding wheel 10 are installed on the inner grinding wheel mobile table 3. The motor passes through The belt is connected with the inner grinding wheel 10; the outer grinding wheel mobile platform 4 is installed on the inner guide rail of the upper mobile adjustment platform 2, and the outer grinding wheel mobile platform 4 is provided with a motor and an outer grinding wheel 9, and the motor is connected with the outer grinding wheel 9 through a belt; the inner and outer grinding wheel moves The table is driven by the cylinder 1 and the cylinder 2 respectively to make it move left and right;

Fig. 2 is a schematic diagram of the grinding principle of the present invention. The specific grinding is carried out as follows: when grinding, the pipe is first placed on the transmission system 6, and the pipe can be moved by manual or automatic transmission; the pipe is placed in the center of the pinch centering chuck 5 for clamping and a certain distance is exposed at the other end For grinding; the upper mobile adjustment table 2 is pushed forward under the action of the cylinder, so that the inner grinding wheel 10 extends into the pipe, and the outer grinding wheel 9 stays above the outer wall of the pipe; cylinder 1 and cylinder 2 simultaneously act on the inner and outer grinding wheels to clamp the pipe wall; The core chuck 5 drives the pipe to rotate automatically under the drive of the motor, and the inner and outer grinding wheels also rotate under the drive of the motor to start grinding. Both ends of the pipe grinder are symmetrically equipped with grinding devices. After one end is polished, the removed pipe is manually or automatically transferred to the other end through the transmission system 6, and the above process is repeated to continue grinding.

The above descriptions are only preferred embodiments of the present invention, and are not limited to the present invention. For those skilled in the art, the present invention may have various modifications and variations. Any modifications, equivalent replacements, improvements, etc. made within the spirit and principles of the present invention shall be included within the scope of the claims of the present invention.

Claims (5)

1. A pipe grinding machine, comprising a mobile adjustment platform, a fixed platform, a grinding system and a transmission system, characterized in that, the mobile adjustment platform and the transmission system are installed side by side on the fixed platform, and there is a device between the mobile adjustment platform and the transmission system The clamp chuck, the grinding system is installed on the mobile adjustment table; the grinding system includes an inner grinding system and an outer grinding system, and the specific structure is: a) The inner grinding system includes an inner grinding wheel mobile platform, and the inner grinding wheel mobile platform is equipped with There is a motor and an inner grinding wheel, and the motor is connected to the inner grinding wheel through a belt to grind the inside of the pipe; b) The outer grinding system includes an outer grinding wheel mobile platform, and the outer grinding wheel mobile platform is equipped with a motor and an outer grinding wheel, and the motor is connected to the outer grinding wheel through a belt ; The mobile adjustment table is composed of a lower mobile adjustment table and an upper mobile adjustment table. The lower mobile adjustment table is provided with sliding guide rails, and the upper mobile adjustment table is provided with two sets of parallel sliding guide rails. The inner grinding wheel mobile table is installed on the upper mobile adjustment table. On the outer guide rail of the table, the outer grinding wheel mobile table is installed on the inner guide rail of the upper mobile adjustment table; the upper mobile adjustment table is connected with the lower mobile adjustment table through a slider, and slides forward and backward along the guide rail under the action of the cylinder; the upper layer Driven by the cylinder, the two guide rails drive the grinding system to move left and right to reach any position near the pinch chuck; The inner grinding wheel is installed on the inner side of a shaft, and the shaft is installed on the inner grinding wheel moving table through the shaft seat, and the corresponding motor is installed on the rear side of the shaft, and the cylinder driving the inner grinding wheel moving table is set Front side of inner grinding wheel moving table; The outer grinding wheel is also installed on the inner side of a shaft, the shaft is installed on the outer grinding wheel mobile platform through the shaft seat, the corresponding motor is installed on the front side of the shaft, and the cylinder driving the outer grinding wheel mobile platform is arranged on the outer grinding wheel. the back side of the mobile station. 2 . The pipe grinder according to claim 1 , wherein the clamping chuck is a chuck that can be driven by a motor to rotate and clamp the pipe to center. 3 . 3. The pipe grinder according to claim 1, wherein the fixed platform is a fixedly installed steel structure platform. 4. The grinder according to claim 1, wherein the transmission system comprises a transmission frame, and a transmission roller is arranged on the transmission frame. 5. The pipe grinding machine according to claim 1, characterized in that, grinding devices are arranged symmetrically at both ends of the pipe grinding machine.