CN203765433U - Large-sized electric multidimensional polisher - Google Patents

Abstract

The utility model relates to the technical field of polishing machinery, in particular to a large-scale electric multi-dimensional polishing machine, which includes a base, a column fixed on the base, a lifting motor and a lifting reducer fixed at the top of the column, the lifting reducer is connected with a lead screw, and the lead screw passes through a beam The fixed seat fixes the beam, the beam fixed seat is provided with a gear, the beam is provided with a rack meshed with the gear, and one end of the beam is provided with a grinding head motor frame, which fixes the grinding head motor, and the grinding head motor is connected to the grinding head through a belt pulley. The grinding head is connected to the grinding head motor frame through cylinder II and cylinder III. The utility model can realize the multi-dimensional movement of the grinding head, and the equipment capable of polishing has a large diameter, a wide range, high polishing precision, reduces labor intensity, improves production efficiency, improves the working environment, and can increase the efficiency by more than 10 times.

Description

Large electric multi-dimensional polishing machine

technical field

The utility model relates to the technical field of polishing machinery, in particular to a large electric multi-dimensional polishing machine.

Background technique

The petrochemical industry has become one of the important pillar industries in my country and plays a pivotal role in the national economy. With the development of the petrochemical industry, the requirements for the production of chemical equipment are getting higher and higher, especially for fine chemical and biopharmaceutical equipment, which requires more and more mirror polishing on the surface of the equipment.

The original polishing production process of stainless steel equipment is to use manual polishing, use electric grinder, and use abrasive sand for multiple grinding. The working environment is poor, requiring more labor, low efficiency, and poor control accuracy; Polishing technology is mainly used for stainless steel plate polishing and small parts polishing, and the polishing machinery for large-scale chemical forming equipment has not yet appeared.

Utility model content

In order to overcome the deficiencies in the above technologies, the purpose of this utility model is to provide a large-scale electric multi-dimensional polishing machine, which can realize multi-dimensional precise control, high degree of automation and high precision.

The technical scheme that the utility model adopts for solving its technical problem is:

The large-scale electric multi-dimensional polishing machine includes a base, a column, a grinding head and a grinding head motor. The bottom end of the column is fixed on the base, and the lifting motor and the lifting reducer are fixed on the top of the column. The lifting reducer is connected to the screw, and the screw is connected to the Rectangular beam fixing base, the beam is fixed on the beam fixing base, the beam fixing base is provided with a gear, the gear is connected to the motor reducer I, the beam is provided with a rack, the rack is meshed with the gear, and the grinding head motor frame is arranged at one end of the beam. The head motor frame is connected to the steering slide plate through the cylinder I and the pin shaft in turn. The grinding head motor is fixed on the grinding head motor frame at the same time. The grinding head motor is connected to the grinding head through the pulley. The grinding head is connected to the grinding head motor frame through the cylinder II and cylinder III. The II piston is arranged vertically, the cylinder III piston is arranged perpendicular to the beam and the cylinder II piston, a clamping part is arranged between the beam and the base, and the clamping part is connected to the motor reducer II.

The utility model drives the lead screw through the lifting motor and the lifting reducer to realize the up and down movement of the beam fixing seat, and realizes the up and down movement of the beam, and drives the gear and rack through the motor reducer 1 to realize the left and right movement of the beam , when polishing, the polished part rotates at a constant speed under the drive of the motor reducer II, the cylinder II can drive the grinding head motor frame to realize the up and down movement of the grinding head, the cylinder III can drive the grinding head motor frame to realize the left and right movement of the grinding head, and the cylinder I It can drive the grinding head motor to realize the rotation of the grinding head within a certain angle, so that the multi-dimensional control of the grinding head up and down, left and right, and a certain angle rotation can be realized through the cylinder I, cylinder II and cylinder III. The control of the piston stroke can be realized by manually controlling their air path pressure. In the polishing process, the crossbeam moves left and right under the action of the motor reducer 1. In order to ensure the polishing effect, the polishing process can be circulated 3-4 times. The utility model It can realize the polishing work of the inner and outer surfaces of large workpieces.

Preferably, the four corners of the crossbeam fixing seat are provided with rollers, and the crossbeam is arranged between the four rollers. During the left and right movement of the crossbeam, the sliding friction between the rollers and the crossbeam reduces the frictional force.

Preferably, the grinding head motor, motor reducer I, motor reducer II, cylinder I, cylinder II and cylinder III are respectively connected to a PLC controller, and during polishing, the PLC controller controls cylinder I, cylinder II and cylinder The pressure on III can accurately control the pressure of the grinding head pressed against the workpiece. Under normal working conditions, the pressure on cylinder I, cylinder II and cylinder III is 0.4-0.5MPa. At the same time, the PLC controller can control the motor to decelerate Speed of machine I, motor reducer II and grinding head motor.

In order to achieve fine polishing, the polishing process can be set in advance through the PLC controller. During the first polishing, after the position of the grinding head is set by manual control, the PLC presses the grinding head against the workpiece according to the set pressure, and the PLC controller detects Pressure values on cylinder I, cylinder II and cylinder III, when the pressure value is 0.4-0.5MPa, start polishing, pause when the pressure value is less than 0.4-0.5MPa, and then control cylinder I, cylinder II and cylinder III to move forward, Continue polishing until the pressure on cylinder I, cylinder II and cylinder III reaches 0.4-0.5MPa again, and the grinding head and grinding head motor frame and cylinder I, cylinder II and cylinder III can be completed by cycling 3-4 times according to the above process Polishing work, in the polishing process, the crossbeam moves left and right under the action of the motor reducer 1, and the left and right displacement of the crossbeam can be controlled by the PLC controller to realize the overall polishing of the workpiece.

Preferably, the clamping part is a roller frame, which is suitable for cylindrical polishing, and the motor reducer II can drive the roller frame to rotate.

Preferably, the clamping component is a turntable, on which a motor reducer is installed, the turntable is suitable for head polishing, and the motor reducer can drive the turntable to rotate.

Preferably, the turning slide plate is an arc-shaped flat plate provided with an arc-shaped slideway, and the pin shaft moves along the arc-shaped slideway under the action of the cylinder 1 to realize the angular rotation of the grinding head.

Compared with the prior art, the utility model has the following beneficial effects:

The utility model realizes the multi-dimensional movement of the grinding head through the PLC controller, the cylinder, the steering slide plate and the grinding head motor frame; the equipment capable of realizing polishing has a large diameter and a wide range, and the polishing diameter range is about 500mm-3500mm, which can correct irregular The inner and outer walls of the barrel and head are polished; the polishing precision is high, and the roughness is less than 0.08 μm; the degree of automation is high, which greatly reduces the labor intensity, improves production efficiency, improves the working environment, and can increase the efficiency by more than 10 times.

Description of drawings

Fig. 1 is a structural schematic diagram of the utility model.

In the figure: 1. Base; 2. Column; 3. Grinding head; 4. Grinding head motor; 5. Lifting motor; 6. Lifting reducer; 7. Lead screw; Gear; 11, rack; 12, grinding head motor frame; 13, steering slide; 14, cylinder II; 15, roller; 16, cylinder I; 17, cylinder III.

Detailed ways

Below in conjunction with accompanying drawing, the utility model embodiment is further described:

As shown in Figure 1, the large-scale electric multi-dimensional polishing machine described in the utility model includes a base 1, a column 2, a grinding head 3 and a grinding head motor 4, the bottom of the column 2 is fixed on the base 1, and the top of the column 2 is fixed on the lifting motor 5 and the lifting reducer 6, the lifting reducer 6 is connected to the screw 7, the screw 7 is connected to the rectangular beam fixing seat 8, the beam 9 is fixed on the beam fixing seat 8, the beam fixing seat 8 is provided with a gear 10, and the gear 10 is connected Motor reducer 1, beam 9 is provided with rack 11, rack 11 is engaged with gear 10, beam 9 one end is provided with grinding head motor frame 12, and grinding head motor frame 12 is connected to slide plate 13 by cylinder I16 and bearing pin successively, The grinding head motor 4 is fixed on the grinding head motor frame 12 at the same time, the grinding head motor 4 is connected to the grinding head 3 through the pulley, the grinding head 3 is connected to the grinding head motor frame 12 through the cylinder II14 and the cylinder III17, the piston of the cylinder II14 is vertically arranged, and the piston of the cylinder III17 The piston is arranged vertically to the beam 9 and the cylinder II14, and the clamping part is arranged between the beam 9 and the base 1, and the clamping part is connected to the motor reducer II.

Wherein, four corners of crossbeam fixing seat 8 are provided with rollers 15, and crossbeam 9 is located between four rollers 15, and crossbeam 9 moves left and right, between roller 15 and crossbeam 9 sliding friction, reduces frictional force; Grinding head motor 4, motor reducer I, motor reducer II, cylinder I16, cylinder II14 and cylinder III17 are respectively connected to the PLC controller. During polishing, the PLC controller controls the pressure on cylinder I16, cylinder II14 and cylinder III17 , to precisely control the pressure of the grinding head 3 on the workpiece. Under normal working conditions, the pressure on the cylinder I16, cylinder II14 and cylinder III17 is 0.4-0.5MPa. At the same time, the PLC controller can control the motor reducer I, The speed of the motor reducer II and the grinding head motor 4; the steering slide 13 is an arc-shaped flat plate provided with an arc-shaped slideway, and the pin shaft moves along the arc-shaped slideway under the action of the cylinder I16 to realize the angular rotation of the grinding head 3 ; When performing cylindrical polishing, the clamping part is selected from the roller frame, and the motor reducer II drives the roller frame to rotate. When performing head polishing, the clamping part is selected from the turntable, and the motor reducer II drives the turntable to rotate.

The utility model drives the lead screw 7 through the lifting motor 5 and the lifting reducer 6 to realize the up and down movement of the beam fixing seat 8, and realizes the up and down movement of the beam 9, and drives the gear 10 and the gear through the motor reducer 1. The bar 11 realizes the left and right movement of the beam 9. During polishing, the polished part rotates at a constant speed under the drive of the motor reducer II. The speed can be adjusted by the PLC controller. The cylinder II14 can drive the grinding head motor frame 12 to realize the grinding head 3 up and down. Movement, the cylinder III17 can drive the grinding head motor frame 12 to realize the left and right movement of the grinding head 3, and the cylinder I can drive the grinding head motor 4 to realize the rotation of the grinding head 3 within a certain angle, thereby realizing through the cylinder I16, cylinder II14 and cylinder III17 The multi-dimensional control of the grinding head up and down, left and right and a certain angle of rotation, the control of the piston strokes of cylinder I16, cylinder II14 and cylinder III17 can be realized by manually controlling their air pressure. It moves left and right under the action of the polishing machine. In order to ensure the polishing effect, the polishing process can be cycled 3-4 times. The utility model can realize the polishing work of the inner and outer surfaces of large workpieces.

In order to achieve fine polishing, the polishing process can be set in advance through the PLC controller. During the first pass of polishing, the grinding head 3 is pressed against the workpiece through manual control. The PLC controller detects the pressure values on the cylinder I16, cylinder II14 and cylinder III17. When When the pressure value is 0.4-0.5MPa, start polishing, and pause when the pressure value is less than 0.4-0.5MPa, then control cylinder I16, cylinder II14 and cylinder III17 to move forward until the pressure value on cylinder I16, cylinder II14 and cylinder III17 is again After reaching 0.4-0.5MPa, continue to polish. Grinding head 3, grinding head motor frame 12, cylinder I16, cylinder II14 and cylinder III17 can complete the polishing work by cycling 3-4 times according to the above process. During the polishing process, the beam 9 is decelerated by the motor Move left and right under the effect of machine 1, the left and right displacement of crossbeam 9 can be controlled by PLC controller, realizes the overall polishing of workpiece.

Claims (6)

1. a Large Electric various dimensions polishing machine, comprise base (1), column (2), bistrique (3) and grinding head motor (4), column (2) bottom is fixed on base (1), it is characterized in that, column (2) top is lifting motor (5 and lifting decelerator (6) fixedly, lifting decelerator (6) connects leading screw (7), the upper rectangle crossbeam holder (8) that connects of leading screw (7), crossbeam (9) is fixed on crossbeam holder (8), crossbeam holder (8) is provided with gear (10), gear (10) connects motor reducer I, crossbeam (9) is provided with tooth bar (11), tooth bar (11) and gear (10) engagement, crossbeam (9) one end arranges grinding head motor frame (12), grinding head motor (12) frame is connected Turn-round slide plate (13) by cylinder I (16) in turn with bearing pin, fixing grinding head motor (4) simultaneously on grinding head motor frame (12), grinding head motor (4) connects bistrique (3) by belt pulley, bistrique is by cylinder I I(14) with cylinder III(17) be connected grinding head motor frame (12), cylinder I I(14) piston vertically arranges, cylinder I II(17) piston is perpendicular to crossbeam (9) and cylinder II(14) piston setting, between crossbeam (9) and base (1), hold assembly is set, hold assembly connects motor reducer II.

2. Large Electric various dimensions polishing machine according to claim 1, is characterized in that, (8) four angles of described crossbeam holder are provided with roller (15), and crossbeam (9) is located between four rolling (15).

3. Large Electric various dimensions polishing machine according to claim 1, it is characterized in that described grinding head motor (4), motor reducer I, motor reducer II, cylinder I (16), cylinder I I(14) with cylinder III(17) be connected with PLC controller respectively.

4. according to the Large Electric various dimensions polishing machine described in claim 1,2 or 3, it is characterized in that, described hold assembly is turning rolls.

5. according to the Large Electric various dimensions polishing machine described in claim 1,2 or 3, it is characterized in that, described hold assembly is rotating disk.

6. according to the Large Electric various dimensions polishing machine described in claim 1,2 or 3, it is characterized in that, described Turn-round slide plate (13) is for being provided with the arc flat board of cambered way.