CN220971791U - Inner wall polishing machine for oil cylinder machining - Google Patents

Abstract

The utility model discloses an inner wall polishing machine for oil cylinder machining, which comprises a workbench, a transverse polishing adjusting mechanism, a longitudinal polishing adjusting mechanism and a clamping mechanism, wherein the workbench is provided with a polishing head; a working table: the upper end of the polishing device is fixedly connected with a supporting plate, and a polishing table is rotatably connected in a round opening in the middle of the upper end of the workbench through a large-diameter bearing; transverse polishing adjustment mechanism: the device is arranged in the middle of the upper end of the supporting plate; longitudinal polishing adjustment mechanism: the polishing machine is arranged at the lower end of the transverse polishing adjusting mechanism, the lower end of the longitudinal polishing adjusting mechanism is provided with an electric telescopic rod through a mounting seat, and the lower side of the telescopic end of the electric telescopic rod is provided with a polishing machine; and (3) a clamping mechanism: the polishing device is arranged in the polishing table; this inner wall burnishing machine is used in hydro-cylinder processing carries out polishing operation to the hydro-cylinder inner wall more comprehensively more accurately, need not dismantle anchor clamps repeatedly just can very light aversion handle, has greatly alleviateed hydro-cylinder processing personnel's polishing burden, and the commonality is stronger.

Description

Inner wall polishing machine for oil cylinder machining

Technical Field

The utility model relates to the technical field of oil cylinder production, in particular to an inner wall polishing machine for oil cylinder processing.

Background

The oil cylinder is mainly used for places needing to support the heavy objects for a long time, can still support the heavy objects when oil pressure is removed, and is safe and reliable. The oil cylinder can be used for underwater, single action, load retraction and nut self-locking, so that the load is safer. Particularly in large-scale engineering, the oil cylinder is an easy-to-operate and control self-locking jack. The built-in relief valve of the cylinder prevents overload, in order to protect the safe operation of the self-locking jack. The oil cylinder is connected by a high-pressure rubber tube and a threaded joint, so that the connection is quick. The oil cylinder is mainly applied to equipment installation jacking and dismantling operations in various industries such as electric power, construction, machinery manufacturing, mines, railway bridges, shipbuilding and the like, and in the production process of the oil cylinder, the burrs or edges of the inner wall are required to be polished and leveled in order to ensure the quality of the oil cylinder, so that special inner wall polishing machine assistance is required for processing the oil cylinder;

The existing inner wall polishing machine for processing partial oil cylinders is characterized in that the oil cylinders are manually placed at stations, limiting is carried out by means of limiting plates at specified positions, then a handheld polishing motor is adopted to penetrate into the oil cylinders, and friction polishing is achieved by means of polishing discs of the polishing motor;

There are some problems, such as lack of quick centering self-locking assembly assistance, personnel's both hands can not get effective liberation, and the burden is great, and easily take place the skew and influence polishing quality, single centre gripping has satisfied the centering centre gripping of not having different size hydro-cylinders, along with polishing position's change, personnel shift repeatedly, and the work load is great, or need dismantle the location of the hydro-cylinder that has fixed repeatedly and polish the face again.

Disclosure of utility model

The utility model aims to overcome the existing defects, and provides the inner wall polishing machine for the oil cylinder processing, which can polish the inner wall of the oil cylinder more comprehensively, more quickly and accurately, can easily shift and cope without repeatedly disassembling a clamp, and can effectively solve the problems in the background art.

In order to achieve the above purpose, the present utility model provides the following technical solutions: an inner wall polishing machine for oil cylinder processing comprises a workbench, a transverse polishing adjusting mechanism, a longitudinal polishing adjusting mechanism and a clamping mechanism;

A working table: the upper end of the polishing device is fixedly connected with a supporting plate, and a polishing table is rotatably connected in a round opening in the middle of the upper end of the workbench through a large-diameter bearing;

Transverse polishing adjustment mechanism: the device is arranged in the middle of the upper end of the supporting plate;

Longitudinal polishing adjustment mechanism: the polishing machine is arranged at the lower end of the transverse polishing adjusting mechanism, the lower end of the longitudinal polishing adjusting mechanism is provided with an electric telescopic rod through a mounting seat, and the lower side of the telescopic end of the electric telescopic rod is provided with a polishing machine;

And (3) a clamping mechanism: the polishing device is arranged in the polishing table;

Wherein: still include the singlechip, the singlechip sets up in the leading flank of workstation, and the external power source is connected to the input electricity of singlechip, and the output of singlechip is all connected to the equal electricity of electric telescopic handle and the input of burnishing machine, realizes the quick centering centre gripping of hydro-cylinder to all kinds of sizes, avoids follow-up polishing in-process skew to influence polishing quality, liberates both hands, more comprehensive more accurate carry out polishing operation to hydro-cylinder inner wall more comprehensively, need not dismantle anchor clamps repeatedly just can very light aversion handle, has greatly alleviateed hydro-cylinder processing personnel's polishing burden, the commonality is stronger.

Further, horizontal polishing adjustment mechanism includes motor one, horizontal slider, lead screw one and first range finding sensor, motor one sets up in the spout at backup pad upper end middle part, and motor one's output shaft left end is equipped with lead screw one, and lead screw one's left end is rotated with the left wall of spout and is connected, and lead screw one and horizontal slider's middle part threaded connection, horizontal slider and spout sliding connection, first range finding sensor pass through the support setting in the upper end left side of backup pad, and first range finding sensor corresponds with horizontal slider left and right sides position, and first range finding sensor is connected with singlechip two-way electricity, and the output of singlechip is connected to motor one's input electricity, realizes polishing horizontal position and accurately adjusts.

Further, vertical polishing adjustment mechanism includes support frame, lead screw two, vertical slider and motor two, support frame fixed connection is in the lower extreme of horizontal slider, and the inside rotation of support frame is connected with lead screw two, and the middle part threaded connection of lead screw two has vertical slider, and the upper end of vertical slider and the inner wall sliding connection of support frame, the lower extreme of vertical slider are equipped with electric telescopic handle through the mount pad, and motor two sets up in the front side of support frame, and motor two's output shaft rear end and lead screw two's front end fixed connection, and the output of singlechip is connected to motor two's input electricity, realizes polishing vertical position and accurately adjusts.

Further, the longitudinal polishing adjusting mechanism further comprises a second ranging sensor, the second ranging sensor is arranged on the inner wall of the rear side of the supporting plate, the second ranging sensor corresponds to the front-back position of the longitudinal sliding block, and the second ranging sensor is electrically connected with the single chip microcomputer in a two-way mode to achieve ranging and positioning in the longitudinal adjusting process.

Further, fixture includes motor III, clamping slider and lead screw III, the equal rotation of lead screw III is connected in the inside of polishing platform, and the equal threaded connection in middle part of lead screw III has the clamping slider, clamping slider respectively with the spout of polishing platform diapire and the smooth mouth sliding connection of polishing platform roof, and the one end that the lead screw III is close to polishing platform center all is equipped with bevel gear, and motor III sets up in polishing platform's diapire center, and motor III's output shaft upper end is equipped with the awl fluted disc, and the awl fluted disc is connected with bevel gear meshing respectively, and the output of singlechip is connected to motor III's input electricity, realizes quick centering centre gripping skew prevention.

Further, still include plane angle adjustment mechanism, plane angle adjustment mechanism includes rotation axis, worm wheel, worm and motor IV, rotation axis fixed connection is in the bottom of polishing table, rotation axis and polishing table coaxial line, the outside fixed cover of rotation axis is equipped with the worm wheel, the bottom surface of workstation is equipped with two symmetric distribution's riser, rotate between two risers and be connected with the worm, the worm is connected with the worm wheel meshing, the riser rear end of rear side is equipped with motor IV, the output shaft front end and the rear end fixed connection of worm of motor IV, the output of singlechip is connected to the input electricity of motor IV, realize polishing plane angle position accuracy adjustment.

Further, still include the protection casing, the protection casing passes through the bolt mounting in the bottom surface of workstation, and rotation axis, worm wheel, worm and motor are all located the inside of protection casing, provide outside protection barrier.

Compared with the prior art, the utility model has the beneficial effects that: this inner wall burnishing machine is used in hydro-cylinder processing has following benefit:

1. The oil cylinder processing personnel place the oil cylinder to be polished in the upper end of polishing platform, then regulate and control motor three through the singlechip, and the output shaft rotates and drives the bevel gear rotatory, and then drives three bevel gear synchronous rotation of meshing to drive three homonymy rotations of lead screw, realize three dress clamp slider and radially slide the interior between the spout of polishing platform diapire and the smooth mouth of polishing platform roof, realize the quick centering centre gripping to the hydro-cylinder of various sizes, avoid the skew and influence polishing quality in the follow-up polishing process, liberate both hands.

2. The first distance measuring sensor measures the distance between the first distance measuring sensor and the transverse sliding block in real time during the shifting process of the transverse sliding block so as to know the position of the transverse sliding block, the first distance measuring sensor timely presents the detected distance information to the single chip microcomputer for integration, thus the accurate transverse positioning can be realized, the second motor and the second distance measuring sensor can be regulated by the single chip microcomputer to operate, the output shaft of the second motor rotates to drive the second screw rod to rotate, and then the longitudinal sliding block is driven to longitudinally shift and adjust in the inner wall of the bracket, thus the longitudinal shifting of the lower polishing fitting is adjusted, the second distance measuring sensor measures the distance between the second distance measuring sensor and the longitudinal sliding block in real time during the shifting process of the longitudinal sliding block, so as to know the position of the longitudinal sliding block, the second distance measuring sensor timely presents the detected distance information to the single chip microcomputer for integration, so that the accurate longitudinal positioning is realized, the height adjustment of the polishing position can be realized through the electric telescopic rod, the polishing disc of the polishing machine is in contact with the inner wall of the oil cylinder to realize the friction polishing operation by virtue of the operation of the polishing machine, the single chip microcomputer can regulate and control the polishing or the plane angle shifting process, the motor is operated four times, the output shaft drives the worm to rotate so as to drive the engaged worm wheel to rotate, the plane angle adjustment of the rotating shaft and the polishing table is realized, the worm and the worm wheel drive the self-locking attribute, the self-locking assembly is not required to be additionally arranged, the cost is saved, the polishing operation is more comprehensively, more rapidly and accurately carried out on the inner wall of the oil cylinder, the polishing burden of the oil cylinder processor can be greatly lightened by easily shifting the polishing fixture without repeatedly disassembling, the universality is strong.

Drawings

FIG. 1 is a schematic diagram of the structure of the present utility model;

FIG. 2 is a schematic cross-sectional view of a work table according to the present utility model;

Fig. 3 is a schematic view showing the bottom plan structure of the workbench of the utility model.

In the figure: the polishing device comprises a workbench, a 2 supporting plate, a 3 transverse polishing adjusting mechanism, a 31 motor I, a 32 transverse slide block, a 33 screw rod I, a 34 first distance measuring sensor, a 4 longitudinal polishing adjusting mechanism, a 41 supporting frame, a 42 screw rod II, a 43 longitudinal slide block, a 44 motor II, a 45 second distance measuring sensor, a 5 polishing table, a 6 clamping mechanism, a 61 motor III, a 62 clamping slide block, a 63 screw rod III, a 7 plane angle adjusting mechanism, a 71 rotating shaft, a 72 worm wheel, a 73 worm, a 74 motor IV, an 8 protecting cover, a 9 single chip microcomputer, a 10 electric telescopic rod, a 11 polishing machine and a 12 large-diameter bearing.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1-3, the present embodiment provides a technical solution: an inner wall polishing machine for oil cylinder processing comprises a workbench 1, a transverse polishing adjusting mechanism 3, a longitudinal polishing adjusting mechanism 4 and a clamping mechanism 6;

work table 1: the upper end of the polishing device is fixedly connected with a supporting plate 2, and a polishing table 5 is rotatably connected in a round opening in the middle of the upper end of the workbench 1 through a large-diameter bearing 12;

Transverse polishing adjustment mechanism 3: the device is arranged in the middle of the upper end of a supporting plate 2, a transverse polishing adjusting mechanism 3 comprises a first motor 31, a transverse sliding block 32, a first screw rod 33 and a first distance measuring sensor 34, wherein the first motor 31 is arranged in a sliding groove in the middle of the upper end of the supporting plate 2, the left end of an output shaft of the first motor 31 is provided with the first screw rod 33, the left end of the first screw rod 33 is rotationally connected with the left wall of the sliding groove, the first screw rod 33 is in threaded connection with the middle part of the transverse sliding block 32, the transverse sliding block 32 is in sliding connection with the sliding groove, the first distance measuring sensor 34 is arranged on the left side of the upper end of the supporting plate 2 through a support, the first distance measuring sensor 34 corresponds to the left and right positions of the transverse sliding block 32, the first distance measuring sensor 34 is in bidirectional electric connection with a singlechip 9, the input end of the first motor 31 is electrically connected with the output end of the singlechip 9, the first motor 31 and the first distance measuring sensor 34 are operated, and the output shaft of the first motor 31 drives the first screw rod 33 to rotate, so as to drive the transverse sliding block 32 to transversely displace and adjust the transverse sliding block 32 in the sliding groove, so that the lower polishing part is transversely displaced and adjusted in time, the first distance measuring sensor 34 is measured in real time, and the distance between the sliding block 32 and the sliding block is accurately positioned;

Longitudinal polishing adjustment mechanism 4: the polishing machine is arranged at the lower end of a transverse polishing adjusting mechanism 3, an electric telescopic rod 10 is arranged at the lower end of a longitudinal polishing adjusting mechanism 4 through a mounting seat, a polishing machine 11 is arranged at the lower side of the telescopic end of the electric telescopic rod 10, the longitudinal polishing adjusting mechanism 4 comprises a support frame 41, a screw rod II 42, a longitudinal sliding block 43 and a motor II 44, the support frame 41 is fixedly connected to the lower end of the transverse sliding block 32, the screw rod II 42 is rotatably connected to the inside of the support frame 41, the longitudinal sliding block 43 is connected to the middle part of the screw rod II 42 in a threaded manner, the upper end of the longitudinal sliding block 43 is in sliding connection with the inner wall of the support frame 41, the electric telescopic rod 10 is arranged at the lower end of the longitudinal sliding block 43 through the mounting seat, the motor II 44 is arranged at the front side of the support frame 41, the rear end of an output shaft of the motor II 44 is fixedly connected with the front end of the screw rod II 42, the input end of the motor II 44 is electrically connected with the output end of a single chip microcomputer 9, the longitudinal polishing adjusting mechanism 4 further comprises a second distance measuring sensor 45, the second distance measuring sensor 45 is arranged on the inner wall of the rear side of the supporting plate 2, the second distance measuring sensor 45 corresponds to the front-rear position of the longitudinal sliding block 43, the second distance measuring sensor 45 is electrically connected with the single chip microcomputer 9 in a bidirectional manner, the motor II 44 and the second distance measuring sensor 45 operate, the output shaft of the motor II 44 rotates to drive the screw rod II 42 to rotate so as to drive the longitudinal sliding block 43 to longitudinally displace and adjust in the inner wall of the supporting frame 41, thus the longitudinal displacement of the lower polishing accessory is adjusted, in the displacement process of the longitudinal sliding block 43, the second distance measuring sensor 45 measures the distance between the second distance measuring sensor 45 and the longitudinal sliding block 43 in real time so as to know the position of the longitudinal sliding block 43, the second distance measuring sensor 45 timely presents the detected distance information to the single chip microcomputer 9 to be integrated, thus accurate longitudinal positioning can be realized, the height adjustment of the polishing position can also be realized through the electric telescopic rod 10, the polishing machine 11 operates, the polishing disk of the polishing machine 11 is contacted with the inner wall of the oil cylinder to realize friction polishing operation;

Clamping mechanism 6: the polishing device is arranged in a polishing table 5, a clamping mechanism 6 comprises a motor III 61, a clamping slide block 62 and a screw rod III 63, the screw rod III 63 is uniformly and rotatably connected in the polishing table 5, the middle part of the screw rod III 63 is respectively and spirally connected with the clamping slide block 62, the clamping slide block 62 is respectively and slidably connected with a sliding groove of the bottom wall of the polishing table 5 and a sliding opening of the top wall of the polishing table 5, one end of the screw rod III 63, which is close to the center of the polishing table 5, is provided with a bevel gear, the motor III 61 is arranged in the center of the bottom wall of the polishing table 5, the upper end of an output shaft of the motor III 61 is provided with bevel gears, the bevel gears are respectively and rotatably connected with the bevel gears, the input end of the motor III 61 is electrically connected with the output end of a single chip microcomputer 9, the motor III 61 operates, the output shaft rotates to drive the bevel gears to rotate, and then drives the three meshed bevel gears to synchronously rotate, so as to drive the screw rod III 63 to rotate in the same amplitude, thereby realize the radial sliding of the three clamping slide blocks 62 between the sliding groove of the bottom wall of the polishing table 5 and the sliding opening of the top wall of the polishing table 5, the polishing quality is prevented from being offset in the subsequent polishing process, and the polishing quality is released;

Wherein: the automatic polishing machine further comprises a single chip microcomputer 9, wherein the single chip microcomputer 9 is arranged on the front side face of the workbench 1, the input end of the single chip microcomputer 9 is electrically connected with an external power supply, the input ends of the electric telescopic rod 10 and the polishing machine 11 are electrically connected with the output end of the single chip microcomputer 9, and the single chip microcomputer 9 regulates and controls the normal operation of each electric appliance.

Wherein: the polishing device comprises a polishing table 5, a polishing table 7, a polishing machine and a polishing machine, and is characterized by further comprising a plane angle adjusting mechanism 7, wherein the plane angle adjusting mechanism 7 comprises a rotating shaft 71, a worm wheel 72, a worm 73 and a motor four 74, the rotating shaft 71 is fixedly connected to the bottom of the polishing table 5, the rotating shaft 71 and the polishing table 5 are coaxial, the worm wheel 72 is fixedly sleeved outside the rotating shaft 71, two symmetrically distributed vertical plates are arranged on the bottom surface of the working table 1, the worm 73 is rotatably connected between the two vertical plates, the worm 73 is meshed with the worm wheel 72, the motor four 74 is arranged at the rear end of the vertical plate on the rear side, the front end of an output shaft of the motor four 74 is fixedly connected with the rear end of the worm 73, the input end of the motor four 74 is electrically connected with the output end of the single-chip microcomputer 9, the protecting cover 8 is arranged on the bottom surface of the working table 1 through bolts, the rotating shaft 71, the worm wheel 72, the worm 73 and the motor four 74 are all located in the protecting cover 8, the motor four 74 runs, the worm 73 is driven to rotate, the worm 72 is driven to rotate, so that the meshed worm wheel 72 is driven to rotate, the rotating shaft is realized, the plane angle adjustment of the rotating shaft 71 and the polishing table 5 is realized, and the worm 73 and the worm wheel 72 drive self-locking property are meshed.

The utility model provides an inner wall polishing machine for oil cylinder processing, which has the following working principle: the cylinder processor places the cylinder to be polished at the upper end of the polishing table 5, then the motor III 61 is regulated and controlled by the singlechip 9 to operate, the output shaft rotates to drive the conical fluted disc to rotate, and then the three meshed bevel gears are driven to rotate synchronously, thereby driving the screw III 63 to rotate in the same amplitude, the three clamping sliders 62 are realized in radial sliding movement between the sliding groove at the bottom wall of the polishing table 5 and the sliding opening at the top wall of the polishing table 5, the rapid centering clamping is realized, the polishing quality is prevented from being influenced by the deflection in the subsequent polishing process, hands are liberated, then the motor I31 and the first ranging sensor 34 are regulated and controlled by the singlechip 9 to operate, the output shaft rotation of the motor I31 drives the screw I33 to rotate, and then the transverse slider 32 is driven to adjust the transverse displacement in the sliding groove, so as to adjust the transverse displacement of the polishing accessory below, in the transverse slider 32 is conveniently, the first ranging sensor 34 measures the distance with the transverse slider 32 in real time in the shifting process of the transverse slider 32, the first ranging sensor 34 timely moves the detected distance information to be displayed to the singlechip 9, the accurate transverse positioning is realized, the polishing quality is also can be influenced by the deflection of the singlechip 9, the motor II 44 and the second ranging sensor 45 is also driven by the second ranging sensor 45, the longitudinal displacement is accurately detected by the longitudinal displacement of the longitudinal position of the polishing accessory 45 in the longitudinal direction 43, and the longitudinal displacement of the longitudinal position of the longitudinal slider is accurately adjusted by the longitudinal displacement of the longitudinal slider 43 is accurately detected by the longitudinal displacement of the longitudinal slider 43 in the longitudinal direction 43, with the help of the operation of the polishing machine 11, the polishing disk of the polishing machine 11 is in contact with the inner wall of the oil cylinder to realize friction polishing operation, in the polishing or plane angle shifting process, the single chip microcomputer 9 can be used for controlling, the motor IV 74 is operated, the output shaft drives the worm 73 to rotate, thereby driving the engaged worm wheel 72 to rotate, the plane angle adjustment of the rotating shaft 71 and the polishing table 5 is realized, the worm 73 and the worm wheel 72 drive self-locking properties, no additional self-locking component is needed, the cost is saved, the polishing operation is carried out on the inner wall of the oil cylinder more comprehensively, more quickly and accurately, and after polishing is finished, all the mechanisms restore to the original state.

It should be noted that, in the above embodiment, the single chip microcomputer 9 may be S7-200, the first motor 31, the second motor 44 and the fourth motor 74 may be 7i k750gu-SF motors, the third motor 61 may be 7i k400A-AF motors, the first ranging sensor 34 and the second ranging sensor 45 may be LTP400 ranging sensors, and the single chip microcomputer 9 controls the electric telescopic rod 10, the polisher 11, the first ranging sensor 34, the second ranging sensor 45, the third motor 61, the first motor 31, the second motor 44 and the fourth motor 74 to operate by methods commonly used in the prior art.

The foregoing description is only illustrative of the present utility model and is not intended to limit the scope of the utility model, and all equivalent structures or equivalent processes or direct or indirect application in other related technical fields are included in the scope of the present utility model.

Claims (7)

1. An inner wall polishing machine for oil cylinder processing is characterized in that: comprises a workbench (1), a transverse polishing adjusting mechanism (3), a longitudinal polishing adjusting mechanism (4) and a clamping mechanism (6);

Workbench (1): the upper end of the polishing device is fixedly connected with a supporting plate (2), and a polishing table (5) is rotatably connected in a round opening in the middle of the upper end of the workbench (1) through a large-diameter bearing (12);

transverse polishing adjusting mechanism (3): the device is arranged in the middle of the upper end of the supporting plate (2);

Longitudinal polishing adjustment mechanism (4): the polishing machine is arranged at the lower end of the transverse polishing adjusting mechanism (3), the lower end of the longitudinal polishing adjusting mechanism (4) is provided with an electric telescopic rod (10) through a mounting seat, and the lower side of the telescopic end of the electric telescopic rod (10) is provided with a polishing machine (11);

Clamping mechanism (6): which is arranged inside the polishing table (5);

Wherein: the automatic polishing machine is characterized by further comprising a single chip microcomputer (9), wherein the single chip microcomputer (9) is arranged on the front side face of the workbench (1), the input end of the single chip microcomputer (9) is electrically connected with an external power supply, and the input ends of the electric telescopic rod (10) and the polishing machine (11) are electrically connected with the output end of the single chip microcomputer (9).

2. The inner wall polisher for oil cylinder machining according to claim 1, wherein: the horizontal polishing adjustment mechanism (3) comprises a motor I (31), a horizontal sliding block (32), a screw rod I (33) and a first ranging sensor (34), wherein the motor I (31) is arranged in a sliding groove in the middle of the upper end of the supporting plate (2), the screw rod I (33) is arranged at the left end of an output shaft of the motor I (31), the left end of the screw rod I (33) is rotationally connected with the left wall of the sliding groove, the screw rod I (33) is in threaded connection with the middle of the horizontal sliding block (32), the horizontal sliding block (32) is in sliding connection with the sliding groove, the first ranging sensor (34) is arranged on the left side of the upper end of the supporting plate (2) through a support, the first ranging sensor (34) corresponds to the left side and right side of the horizontal sliding block (32), the first ranging sensor (34) is in bidirectional electric connection with the single chip microcomputer (9), and the input end of the motor I (31) is electrically connected with the output end of the single chip microcomputer (9).

3. The inner wall polisher for oil cylinder machining according to claim 2, characterized in that: the vertical polishing adjustment mechanism (4) comprises a support frame (41), a screw rod II (42), a vertical sliding block (43) and a motor II (44), wherein the support frame (41) is fixedly connected to the lower end of the horizontal sliding block (32), the screw rod II (42) is rotationally connected to the inside of the support frame (41), the middle thread of the screw rod II (42) is connected with the vertical sliding block (43), the upper end of the vertical sliding block (43) is slidably connected with the inner wall of the support frame (41), the lower end of the vertical sliding block (43) is provided with an electric telescopic rod (10) through a mounting seat, the motor II (44) is arranged on the front side of the support frame (41), the rear end of an output shaft of the motor II (44) is fixedly connected with the front end of the screw rod II (42), and the input end of the motor II (44) is electrically connected with the output end of the single chip microcomputer (9).

4. The inner wall polisher for oil cylinder machining according to claim 3, further comprising: the longitudinal polishing adjustment mechanism (4) further comprises a second ranging sensor (45), the second ranging sensor (45) is arranged on the inner wall of the rear side of the supporting plate (2), the second ranging sensor (45) corresponds to the front-back position of the longitudinal sliding block (43), and the second ranging sensor (45) is in bidirectional electric connection with the single chip microcomputer (9).

5. The inner wall polisher for oil cylinder machining according to claim 1, wherein: the clamping mechanism (6) comprises a motor III (61), a clamping sliding block (62) and a screw rod III (63), the screw rod III (63) is uniformly and rotationally connected to the inside of the polishing table (5), the middle part of the screw rod III (63) is uniformly and threadably connected with the clamping sliding block (62), the clamping sliding block (62) is respectively connected with a sliding groove of the bottom wall of the polishing table (5) and a sliding port of the top wall of the polishing table (5) in a sliding manner, one end, close to the center of the polishing table (5), of the screw rod III (63) is provided with a bevel gear, the motor III (61) is arranged at the center of the bottom wall of the polishing table (5), the upper end of an output shaft of the motor III (61) is provided with a bevel gear disk, the bevel gear disk is respectively connected with the bevel gear in a meshed manner, and the input end of the motor III (61) is electrically connected with the output end of the single chip microcomputer (9).

6. The inner wall polisher for oil cylinder machining according to claim 1, wherein: still include plane angle adjustment mechanism (7), plane angle adjustment mechanism (7) include rotation axis (71), worm wheel (72), worm (73) and motor IV (74), rotation axis (71) fixed connection is in the bottom of polishing platform (5), rotation axis (71) and polishing platform (5) coaxial line, the outside fixed cover of rotation axis (71) is equipped with worm wheel (72), the bottom surface of workstation (1) is equipped with two symmetric distribution's riser, rotate between two risers and be connected with worm (73), worm (73) and worm wheel (72) meshing are connected, the riser rear end of rear side is equipped with motor IV (74), the output shaft front end and the rear end fixed connection of worm (73) of motor IV (74), the output of singlechip (9) is connected to the input electricity of motor IV (74).

7. The cylinder working inner wall polisher according to claim 6, further comprising: the automatic machine is characterized by further comprising a protective cover (8), wherein the protective cover (8) is mounted on the bottom surface of the workbench (1) through bolts, and the rotating shaft (71), the worm wheel (72), the worm (73) and the motor IV (74) are all located in the protective cover (8).