CN111604736A

CN111604736A - Rust-resistant grinding device of pipe inner wall based on machining

Info

Publication number: CN111604736A
Application number: CN202010528045.1A
Authority: CN
Inventors: 汪运峰
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-06-10
Filing date: 2020-06-10
Publication date: 2020-09-01

Abstract

The invention provides a circular tube inner wall antirust polishing device based on machining, which relates to the technical field of polishing mechanical equipment and aims to solve the problems that in the existing circular tube inner wall polishing device, due to the limited space of the circular tube inner wall in the using process, only one part of a polishing mechanism can enter the polishing mechanism, the polishing mechanism needs to be replaced and adjusted for circular tubes with different lengths, and the circular tubes need to be sleeved on the device in advance and fixed during polishing, so that the working time is wasted when a large number of circular tubes are processed, and the device comprises an underframe; the whole chassis that is "T" column structure, the right-hand member fixed mounting of the lower extreme inner wall of chassis has discoid platform of polishing, and the upper end of chassis then fixed mounting has the level to install rotary mechanism to the right. According to the invention, the transverse rotating motor is fixedly arranged at the left end of the rotating mechanism, and the contact frequency of the grinding brush and the pipe wall can be increased during grinding through the special structure of the grinding brush, so that the grinding efficiency is improved.

Description

Rust-resistant grinding device of pipe inner wall based on machining

Technical Field

The invention relates to the technical field of polishing mechanical equipment, in particular to a circular tube inner wall antirust polishing device based on machining.

Background

When the pipe was polished, just can realize polishing through outside emery wheel or sand belt, however, to long and thin pipe, when its inner wall was polished to needs, because the diameter is less, general emery wheel can not realize polishing.

The invention relates to an inner wall polishing device for a slender circular tube, which is mainly disclosed in patent application CN201710508804.6 and comprises a fixed mounting seat, a shaft mounting seat, a mounting table and a motor, wherein the fixed mounting seat is placed on the ground and used for mounting the circular tube, the shaft mounting seat is placed on the ground and located at the left end of the fixed mounting seat, the mounting table is placed on the ground and located at the right end of the fixed mounting seat, the motor is fixed on the mounting table, a termination grinding wheel is connected onto the shaft mounting seat, the motor is connected with an initial grinding wheel, a plurality of grinding wheels are connected between the initial grinding wheel and the termination grinding wheel, an L-shaped clamping block and an arc-shaped clamping groove matched with the L-shaped clamping block are arranged on the grinding wheel, a first shaft and an L-shaped clamping block are arranged on: the grinding wheel assembly device adopts a mode of assembling the grinding wheel, can realize the grinding of the inner walls of the long and thin circular tubes with different lengths, has stronger flexibility and compatibility, is convenient to use and collect, has small volume, and can improve the space utilization rate of a factory workshop.

The existing grinding device for the inner wall of the circular tube only enables a part of a grinding mechanism to enter the grinding device due to the limited space of the inner wall of the circular tube in the using process, the parts of the circular tubes with different lengths need to be replaced and adjusted, and the circular tubes need to be sleeved on the device in advance and fixed when being ground, so that working hours are wasted when a large number of circular tubes are machined.

In view of the above, the present invention provides a grinding device for rust prevention of an inner wall of a circular tube by machining, which is improved based on the existing structure and defects, so as to achieve the purpose of higher practical value.

Disclosure of Invention

In order to solve the technical problems, the invention provides a circular tube inner wall antirust polishing device based on machining, which aims to solve the problems that in the existing circular tube inner wall polishing device, due to the limited space of the circular tube inner wall, only a part of a polishing mechanism can enter the device, the polishing mechanism needs to be replaced and adjusted for circular tubes with different lengths, and in the polishing process, the circular tubes need to be sleeved on the device in advance and fixed, so that the working hours are wasted in the process of machining a large number of circular tubes.

The invention relates to a circular tube inner wall antirust grinding device based on mechanical processing, which is achieved by the following specific technical means:

a circular tube inner wall rust-proof polishing device based on machining comprises an underframe; the right end of the inner wall of the lower end of the underframe, which is integrally in a T-shaped structure, is fixedly provided with a disc-shaped polishing table, and the upper end of the underframe is fixedly provided with a horizontal rightward rotating mechanism; a polishing mechanism is vertically arranged in the middle of the right end of the rotating mechanism, and the polishing mechanism corresponds to the polishing table in position; a circular pipe is vertically and upwards arranged in the middle of the plane at the top of the polishing table; a fixed table is vertically and fixedly arranged on the grinding table at the front end of the circular tube, and the rear end of the fixed table is tangent to the outer wall of the circular tube; the fixed table comprises a fixed clamping plate and anti-slip strips A, the rear end of the fixed table is fixedly provided with a vertical fixed clamping plate, the rear end side wall of the fixed clamping plate is tangent to the outer wall of the circular tube, and the left end edge and the right end edge of the rear end side wall of the fixed clamping plate are respectively provided with the anti-slip strips A;

a clamping mechanism is vertically and upwards fixedly installed in the middle of the rear end of the top plane of the polishing table; a lifting mechanism is vertically and upwards fixedly installed at the edge of the rear end of the plane at the top of the rotating mechanism, and the front end movable part of the lifting mechanism is rotatably connected with the upper end of the polishing mechanism through a bearing; the left end and the right end of the lifting mechanism are respectively and fixedly provided with an extrusion mechanism in a vertical direction, the lower end of the extrusion mechanism is fixedly connected with the top plane of the grinding table, and the movable part of the extrusion mechanism corresponds to the upper end of the clamping mechanism.

Further, the chassis is including supporting ground pole and roof, the lower extreme of chassis is two support ground poles that are parallel to each other and the platform of polishing then supports to install on two support ground poles of this department, the upper end of chassis is perpendicular right fixed mounting has the roof.

Further, the polishing table comprises a seat disc, a clamping edge and a discharging hole, a disc-shaped seat disc is fixedly mounted in the middle of the top plane of the polishing table, an annular clamping edge is fixedly mounted on the inner side of the upper edge of the top plane of the seat disc, and a tapered discharging hole which is formed in the polishing table and penetrates through the polishing table from top to bottom and is wide in upper portion and narrow in lower portion is formed in the inner side of the clamping edge.

Further, rotary mechanism includes rotating electrical machines, speed reducer and drive gear dish, rotary mechanism's left end fixed mounting has horizontal rotating electrical machines, rotating electrical machines's right-hand member is connected with the speed reducer stationary phase, and the pivot of speed reducer is fixed mounting horizontally drive gear dish downwards, and its drive gear dish and grinding machanism's main part gear dish intermeshing.

Further, grinding machanism includes the lift roller, polishes the dish and the brush polish, grinding machanism's the vertical slidable mounting in middle part has the lift roller, and vertical interval evenly offers the draw-in groove that can with grinding machanism's bearing ring looks joint in the outside cylinder of its lift roller, the lower extreme fixed mounting of lift roller has the polish dish, the interval evenly is provided with the brush polish on the outside arc wall of polish dish, and the notch of snake core form is seted up at the outer end lateral wall middle part of its brush polish.

Further, elevating system includes elevator motor, screw rod, lift seat and slide rail, elevator mechanism's upper end middle part fixed mounting has elevator motor, and elevator mechanism's vertical rotation in front end middle part installs the screw rod, and the upper end of its screw rod is rotated with elevator motor's rim plate through the belt and is connected, the spiro union has the lift seat on the slide rail screw rod is vertically installed respectively on elevator mechanism's the left end lateral wall and the right-hand member lateral wall, and the left end and the right-hand member of lift seat then pass through slider slidable mounting at the slide rail, and simultaneously, the front end of lift seat rotates with the upper end of lift roller again and is connected.

Further, extrusion mechanism includes loop bar, loop bar and extrusion piece, extrusion mechanism's the vertical loop bar of installing in middle part, and the loop bar goes up to slide and has cup jointed the loop bar, and the inboard of loop bar then is connected with the lateral wall stationary phase of the lift seat that corresponds, two the lower extreme fixed mounting of the relative lateral wall of loop bar has the extrusion piece, and the lower extreme of its extrusion piece is by the inclined plane structure of upper back below to the front.

Further, clamping mechanism is including pressing from both sides tight head, guide bar, spring, extrusion groove and antislip strip B, sliding mounting has tight head of clamp around two guide bars that are parallel to each other at clamping mechanism's front end, and the front end of its tight head of clamp is the cambered surface structure that suits with the pipe, and the equal fixed mounting of left end edge department and the right-hand member edge department of tight head front end cambered surface lateral wall has triangular prism shape antislip strip B, the guide bar is located clamping mechanism's rear end portion branch cover and is equipped with the spring, set up the extrusion groove that suits with the extrusion piece of top on pressing from both sides tight head left end lateral wall and the right-hand member lateral wall respectively, press from both sides tight head under natural state, the horizontal slot edge in extrusion groove is corresponding with the lower extreme edge of extrusion piece, and is very much, and the thickness of extrusion piece is unanimous with the distance between the front end lateral wall of tight head.

Compared with the prior art, the invention has the following beneficial effects:

because the left end of the rotating mechanism is fixedly provided with a transverse rotating motor, the right end of the rotating motor is fixedly connected with a speed reducer, a horizontal driving gear disc is fixedly arranged downwards on a rotating shaft of the speed reducer, the driving gear disc is mutually meshed with a main gear disc of the polishing mechanism, the polishing mechanism can be driven by the rotation of the rotating motor so as to be polished, the middle part of the upper end of the lifting mechanism is fixedly provided with a lifting motor, the middle part of the front end of the lifting mechanism is vertically and rotatably provided with a screw rod, the upper end of the screw rod is rotatably connected with a wheel disc of the lifting motor by a belt, the left end side wall and the right end side wall of the lifting mechanism are respectively and vertically provided with a slide rail, the screw rod is screwed with a lifting seat, the left end and the right end of the lifting seat are slidably arranged on the slide rails by slide blocks, meanwhile, make grinding machanism can go up and down to polish, thereby can carry out complete polishing to the pipe inner wall, the efficiency of polishing is improved, furthermore, grinding machanism's the vertical slidable mounting in middle part has the lift roller, vertical interval evenly offers the draw-in groove that can with grinding machanism's bearing ring looks joint in the outside cylinder of its lift roller, the lower extreme fixed mounting of lift roller has the mill dish, the interval evenly is provided with the grinding brush on the outside arc wall of mill dish, the notch of snake core form is seted up at the outer end lateral wall middle part of its grinding brush, can polish to the pipe inner wall through mill dish and grinding brush, and through the special construction of mill brush, can make the contact frequency who increases grinding brush and pipe wall when polishing, the efficiency of polishing is improved.

Because the middle part of the extrusion mechanism is vertically provided with a loop bar, the loop bar is sleeved with a loop block in a sliding way, the inner side of the loop block is fixedly connected with the outer side wall of a corresponding lifting seat, the lower ends of the opposite side walls of the two loop blocks are fixedly provided with the extrusion block, the lower end of the extrusion block is of an inclined plane structure which inclines from the back upper part to the front lower part, so that the extrusion mechanism can move along with the movement of the grinding mechanism, the front end of the clamping mechanism is provided with a clamping head in a front-back sliding way through two parallel guide rods, the front end of the clamping head is of an arc surface structure which is matched with a circular tube, the left end edge and the right end edge of the front end arc surface side wall of the clamping head are both fixedly provided with triangular column-shaped anti-skid strips B, the guide rods are sleeved with springs on the back end parts of the clamping mechanism, and extrusion grooves which are matched with the extrusion blocks above are, the clamping head is in a natural state, the transverse groove edge of the extrusion groove corresponds to the edge at the lowest end of the extrusion block, particularly, the thickness of the extrusion block is consistent with the distance between the front end side wall of the clamping head and the outer wall of the circular pipe, when the extrusion mechanism extrudes the clamping mechanism, the clamping mechanism can be forced to clamp the circular pipe between the fixed tables, the circular pipe is prevented from jumping when being polished, and after polishing is finished, the clamping state can be automatically released along with resetting of the polishing mechanism, the independent steps of clamping and loosening workpieces are reduced, and the efficiency is improved.

Additional advantages, objects, and features of the invention will be set forth in part in the description which follows and in part will become apparent to those having ordinary skill in the art upon examination of the following or may be learned from practice of the invention.

Drawings

FIG. 1 is a front right upper axial view of the present invention.

Fig. 2 is a schematic diagram of an enlarged portion a of fig. 1 according to the present invention.

Fig. 3 is a schematic view of the left rear upper axial view of the present invention.

Fig. 4 is a front right lower axial view of the present invention.

Fig. 5 is a schematic axial view of the elevator mechanism and the pressing mechanism of the present invention in a partially removed state.

Fig. 6 is a partial structural schematic diagram of the lifting mechanism and the pressing mechanism of the present invention.

Fig. 7 is a schematic axial view of the lifting mechanism and the pressing mechanism of the present invention in a state where the circular tube is removed.

FIG. 8 is an axial view of the elevator assembly of the present invention with the elevator base and elevator portion separated from the elevator mechanism.

In the drawings, the corresponding relationship between the component names and the reference numbers is as follows:

1. a chassis; 101. a support ground bar; 102. a top plate; 2. a polishing table; 201. a seat pan; 202. clamping edges; 203. a blanking hole; 3. a fixed table; 301. fixing the clamping plate; 302. an anti-slip strip A; 4. a circular tube; 5. a rotation mechanism; 501. a rotating electric machine; 502. a speed reducer; 503. a drive gear plate; 6. a polishing mechanism; 601. a lifting roller; 602. grinding disc; 603. grinding and brushing; 7. a lifting mechanism; 701. A lifting motor; 702. a screw; 703. a lifting seat; 704. a slide rail; 8. an extrusion mechanism; 801. a loop bar; 802. sleeving blocks; 803. Extruding the block; 9. a clamping mechanism; 901. a clamping head; 902. a guide bar; 903. a spring; 904. extruding a groove; 905. and an anti-slip strip B.

Detailed Description

The embodiments of the present invention will be described in further detail with reference to the drawings and examples. The following examples are intended to illustrate the invention but are not intended to limit the scope of the invention.

In the description of the present invention, "a plurality" means two or more unless otherwise specified; the terms "upper", "lower", "left", "right", "inner", "outer", "front", "rear", "head", "tail", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are only for convenience in describing and simplifying the description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed in a particular orientation, and be operated, and thus, should not be construed as limiting the invention. Furthermore, the terms "first," "second," "third," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "connected" and "connected" are to be interpreted broadly, e.g., as being fixed or detachable or integrally connected; can be mechanically or electrically connected; may be directly connected or indirectly connected through an intermediate. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Example (b):

as shown in figures 1 to 8:

the invention provides a circular tube inner wall antirust grinding device based on machining, which comprises an underframe 1; the whole underframe 1 is of a T-shaped structure, a disc-shaped grinding table 2 is fixedly arranged at the right end of the inner wall of the lower end of the underframe 1, and a rotary mechanism 5 is horizontally and rightwards arranged at the upper end of the underframe 1; a polishing mechanism 6 is vertically arranged in the middle of the right end of the rotating mechanism 5, and the polishing mechanism 6 corresponds to the polishing table 2 in position; the polishing platform 2 comprises a seat disc 201, a clamping edge 202 and a blanking hole 203, the middle of the top plane of the polishing platform 2 is fixedly provided with the disc-shaped seat disc 201, the inner side of the upper edge of the top plane of the seat disc 201 is fixedly provided with an annular clamping edge 202, the polishing platform 2 on the inner side of the clamping edge 202 is provided with a tapered blanking hole 203 which penetrates up and down and is wide at the top and narrow at the bottom, a circular tube 4 can be fixedly placed through the clamping edge 202, and when polishing is carried out, rust can be concentrated and discharged outside through the blanking hole 203; a circular tube 4 is vertically and upwards arranged in the middle of the plane at the top of the grinding table 2; a fixed table 3 is vertically and fixedly arranged on the polishing table 2 at the front end of the circular tube 4, and the rear end of the fixed table 3 is tangent to the outer wall of the circular tube 4; the fixed table 3 comprises a fixed clamp plate 301 and anti-slip strips A302, the rear end of the fixed table 3 is fixedly provided with the vertical fixed clamp plate 301, the side wall of the rear end of the fixed clamp plate 301 is tangent to the outer wall of the circular tube 4, and the anti-slip strips A302 are respectively arranged at the left end and the right end edges of the side wall of the rear end of the fixed clamp plate 301;

the middle part of the rear end of the top plane of the grinding table 2 is vertically and upwards fixedly provided with a clamping mechanism 9; a lifting mechanism 7 is vertically and upwards fixedly installed at the edge of the rear end of the plane at the top of the rotating mechanism 5, and the front end movable part of the lifting mechanism 7 is rotatably connected with the upper end of the polishing mechanism 6 through a bearing; the left end and the right end of the lifting mechanism 7 are respectively vertically and fixedly provided with an extrusion mechanism 8, the lower end of the extrusion mechanism 8 is fixedly connected with the top plane of the polishing table 2, and the movable part of the extrusion mechanism 8 corresponds to the upper end of the clamping mechanism 9; the clamping mechanism 9 comprises a clamping head 901, guide rods 902, springs 903, an extrusion groove 904 and anti-slip strips B905, the front end of the clamping mechanism 9 is provided with the clamping head 901 through two parallel guide rods 902 in a front-back sliding manner, the front end of the clamping head 901 is of an arc surface structure matched with the circular tube 4, the left end edge and the right end edge of the arc side wall at the front end of the clamping head 901 are fixedly provided with triangular column-shaped anti-slip strips B905, the guide rods 902 are sleeved with the springs 903 on the rear end part of the clamping mechanism 9, the left end side wall and the right end side wall of the clamping head 901 are respectively provided with the extrusion groove 904 matched with the extrusion block 803 above, the transverse groove edge of the extrusion groove 904 corresponds to the lowest end edge of the extrusion block 803 in a natural state of the clamping head 901, particularly, the thickness of the extrusion block 803 is consistent with the distance between the front end side wall of the clamping head 901 and the outer wall of the circular tube 4, when the extrusion mechanism 8 extrudes the clamping mechanism 9, the clamping mechanism 9 can be forced to clamp the circular tube 4 between the fixed tables 3, and the circular tube 4 is prevented from jumping during polishing.

Wherein, chassis 1 is including supporting ground pole 101 and roof 102, and chassis 1's lower extreme is two support ground poles 101 that are parallel to each other, and platform 2 of polishing then supports and install on two support ground poles 101 of this department, and chassis 1's upper end is fixed mounting perpendicularly rightwards has roof 102, and the accessible supports ground pole 101 cooperation unloading hole 203 and arranges the material to the rust of polishing down.

Wherein, rotary mechanism 5 includes rotating electrical machines 501, speed reducer 502 and drive gear dish 503, and rotary mechanism 5's left end fixed mounting has horizontal rotating electrical machines 501, and the right-hand member of rotating electrical machines 501 is connected with speed reducer 502 stationary phase, and the pivot of speed reducer 502 is fixed mounting horizontally drive gear dish 503 downwards, and its drive gear dish 503 and grinding machanism 6's main body gear dish intermeshing, and grinding machanism 6 is ordered about in accessible rotating electrical machines 501's rotation to can polish.

Wherein, grinding machanism 6 includes lift roller 601, polish the dish 602 and polish brush 603, the vertical slidable mounting in middle part of grinding machanism 6 has lift roller 601, the draw-in groove that can with grinding machanism 6's bearing ring looks joint is evenly seted up to vertical interval in its lift roller 601's the outside cylinder, the lower extreme fixed mounting of lift roller 601 has polish dish 602, the interval evenly is provided with polish brush 603 on the outside arc wall of polish dish 602, the notch of snakecore form is seted up at the outer end lateral wall middle part of its polish brush 603, can polish to the 4 inner walls of pipe through polish dish 602 and polish brush 603, and through the special construction of polish brush 603, can make the contact frequency who increases polish brush 603 and pipe wall when polishing, improve the efficiency of polishing, as shown in fig. 2.

Wherein, elevating system 7 includes elevator motor 701, screw rod 702, lift seat 703 and slide rail 704, elevator motor 701 is installed to elevator mechanism 7's upper end middle part fixed mounting, elevator mechanism 7's vertical rotation in front end middle part installs screw rod 702, the upper end of its screw rod 702 rotates through the rim plate of belt with elevator motor 701 and is connected, vertical slide rail 704 of installing respectively on elevator mechanism 7's the left end lateral wall and the right-hand member lateral wall, the spiro union has lift seat 703 on the screw rod 702, and the left end and the right-hand member of lift seat 703 then pass through slider slidable mounting at slide rail 704, and simultaneously, the front end of lift seat 703 rotates with the upper end of lift roller 601 again and is connected, accessible elevator mechanism 7, make polishing mechanism 6 can go up and down to polish, thereby can carry out complete polishing to 4 inner walls of pipe, polishing efficiency has.

The extrusion mechanism 8 comprises a loop bar 801, loop blocks 802 and extrusion blocks 803, the loop bar 801 is vertically installed in the middle of the extrusion mechanism 8, the loop block 802 is sleeved on the loop bar 801 in a sliding mode, the inner sides of the loop blocks 802 are fixedly connected with the outer side walls of the corresponding lifting seats 703, the extrusion blocks 803 are fixedly installed at the lower ends of the side walls, opposite to the two loop blocks 802, of the two loop blocks 802, the lower ends of the extrusion blocks 803 are of inclined plane structures inclined from the rear upper side to the front lower side, and therefore the extrusion mechanism 8 can move along with the movement of the polishing mechanism 6.

The specific use mode and function of the embodiment are as follows:

in the using process, a transverse rotating motor 501 is fixedly installed at the left end of the rotating mechanism 5, the right end of the rotating motor 501 is fixedly connected with a speed reducer 502, a horizontal driving gear disc 503 is fixedly installed downwards on a rotating shaft of the speed reducer 502, the driving gear disc 503 is meshed with a main gear disc of the polishing mechanism 6, the polishing mechanism 6 can be driven by the rotation of the rotating motor 501, so that polishing can be carried out, a lifting motor 701 is fixedly installed at the middle part of the upper end of a lifting mechanism 7, a screw rod 702 is vertically and rotatably installed at the middle part of the front end of the lifting mechanism 7, the upper end of the screw rod 702 is rotatably connected with a wheel disc of the lifting motor 701 through a belt, slide rails 704 are vertically installed on the side wall of the left end and the side wall of the right end of the lifting mechanism 7 respectively, a lifting seat is screwed on the screw rod 702, and the left end, meanwhile, the front end of the lifting seat 703 is rotationally connected with the upper end of the lifting roller 601, the polishing mechanism 6 can carry out lifting polishing through the lifting mechanism 7, thereby the inner wall of the round tube 4 can be completely polished, the polishing efficiency is improved, in addition, the middle part of the polishing mechanism 6 is vertically and slidably provided with a lifting roller 601, clamping grooves which can be clamped with a bearing ring of a grinding mechanism 6 are vertically and evenly arranged in the outer side cylindrical surface of a lifting roller 601 at intervals, a grinding disc 602 is fixedly arranged at the lower end of the lifting roller 601, grinding brushes 603 are evenly arranged on the outer side arc wall of the grinding disc 602 at intervals, the middle part of the outer end side wall of the grinding brush 603 is provided with a snake-core-shaped notch, the inner wall of the circular tube 4 can be ground through the grinding disc 602 and the grinding brush 603, moreover, by the special structure of the grinding brush 603, the contact frequency of the grinding brush 603 and the pipe wall can be increased during grinding, and the grinding efficiency is improved;

a sleeve rod 801 is vertically arranged in the middle of the extrusion mechanism 8, a sleeve block 802 is sleeved on the sleeve rod 801 in a sliding manner, the inner side of the sleeve block 802 is fixedly connected with the outer side wall of the corresponding lifting seat 703, the lower ends of the opposite side walls of the two sleeve blocks 802 are fixedly provided with extrusion blocks 803, the lower ends of the extrusion blocks 803 are of an inclined plane structure which inclines from the back upper side to the front lower side, so that the extrusion mechanism 8 can move along with the movement of the grinding mechanism 6, the front end of the clamping mechanism 9 is provided with a clamping head 901 in a front-back sliding manner through two parallel guide rods 902, the front end of the clamping head 901 is of an arc surface structure which is matched with the circular tube 4, triangular column-shaped strips B905 are fixedly arranged at the edge of the left end and the edge of the arc surface side wall of the front end of the clamping head 901, the guide rods 902 are positioned at the back end part of the clamping mechanism 9 and are sleeved with springs 903, extrusion grooves 904 which are matched with the extrusion blocks 803 above are respectively arranged on, the clamping head 901 is in a natural state, the transverse groove edge of the extrusion groove 904 corresponds to the edge at the lowest end of the extrusion block 803, particularly, the thickness of the extrusion block 803 is consistent with the distance between the side wall at the front end of the clamping head 901 and the outer wall of the circular tube 4, when the extrusion mechanism 8 extrudes the clamping mechanism 9, the clamping mechanism 9 can be forced to clamp the circular tube 4 between the fixed tables 3, the circular tube 4 is prevented from jumping during polishing, and after polishing is finished, the clamping state can be automatically released along with the resetting of the polishing mechanism 6, so that the independent steps of clamping and loosening workpieces are reduced, and the efficiency is improved;

in addition, the middle part of the top plane of the polishing platform 2 is fixedly provided with a disc-shaped seat disc 201, the inner side of the upper edge of the top plane of the seat disc 201 is fixedly provided with an annular strip-shaped clamping edge 202, the polishing platform 2 on the inner side of the clamping edge 202 is provided with a tapered blanking hole 203 which is vertically penetrated and is wide at the upper part and narrow at the lower part, the circular tube 4 can be fixedly arranged by the clamping edge 202, and in the polishing process, the rust can be concentrated and discharged outwards by the blanking hole 203.

The embodiments of the present invention have been presented for purposes of illustration and description, and are not intended to be exhaustive or limited to the invention in the form disclosed. Many modifications and variations will be apparent to those of ordinary skill in the art. The embodiment was chosen and described in order to best explain the principles of the invention and the practical application, and to enable others of ordinary skill in the art to understand the invention for various embodiments with various modifications as are suited to the particular use contemplated.

Claims

1. The utility model provides an antirust grinding device of pipe inner wall based on machining which characterized in that: comprises a chassis (1); the whole underframe (1) is of a T-shaped structure, a disc-shaped polishing table (2) is fixedly mounted at the right end of the inner wall of the lower end of the underframe (1), and a rotary mechanism (5) is horizontally and rightwards mounted at the upper end of the underframe (1); a polishing mechanism (6) is vertically arranged in the middle of the right end of the rotating mechanism (5), and the polishing mechanism (6) corresponds to the polishing table (2); a circular tube (4) is vertically and upwards arranged in the middle of the top plane of the grinding table (2); a fixed table (3) is vertically and fixedly arranged on the grinding table (2) at the front end of the circular tube (4), and the rear end of the fixed table (3) is tangent to the outer wall of the circular tube (4); the fixed table (3) comprises a fixed clamp plate (301) and anti-slip strips A (302), the rear end of the fixed table (3) is fixedly provided with the vertical fixed clamp plate (301), the side wall of the rear end of the fixed clamp plate (301) is tangent to the outer wall of the circular tube (4), and the edges of the left end and the right end of the side wall of the rear end of the fixed clamp plate (301) are respectively provided with the anti-slip strips A (302);

a clamping mechanism (9) is vertically and upwards fixedly installed in the middle of the rear end of the top plane of the grinding table (2); a lifting mechanism (7) is vertically and upwardly fixedly installed at the edge of the rear end of the top plane of the rotating mechanism (5), and the front end movable part of the lifting mechanism (7) is rotatably connected with the upper end of the polishing mechanism (6) through a bearing; the left end and the right end of the lifting mechanism (7) are respectively and vertically fixedly provided with an extrusion mechanism (8), the lower end of the extrusion mechanism (8) is fixedly connected with the top plane of the polishing table (2), and the movable part of the extrusion mechanism (8) corresponds to the upper end of the clamping mechanism (9).

2. The circular tube inner wall rust-proof grinding device based on machining according to claim 1, characterized in that: the grinding machine is characterized in that the base frame (1) comprises a supporting ground rod (101) and a top plate (102), the lower end of the base frame (1) is provided with two supporting ground rods (101) which are parallel to each other, the grinding table (2) is supported and installed on the two supporting ground rods (101), and the top plate (102) is vertically and rightwards fixedly installed at the upper end of the base frame (1).

3. The circular tube inner wall rust-proof grinding device based on machining according to claim 1, characterized in that: the polishing platform (2) comprises a seat disc (201), a clamping edge (202) and a blanking hole (203), wherein the middle of the top plane of the polishing platform (2) is fixedly provided with the disc-shaped seat disc (201), the inner side of the top plane of the seat disc (201) is fixedly provided with the annular strip-shaped clamping edge (202), and the polishing platform (2) on the inner side of the clamping edge (202) is provided with the tapered blanking hole (203) which is wide at the upper part and narrow at the lower part and penetrates through the clamping edge from the upper part to the lower part.

4. The circular tube inner wall rust-proof grinding device based on machining according to claim 1, characterized in that: rotary mechanism (5) include rotating electrical machines (501), speed reducer (502) and drive gear dish (503), the left end fixed mounting of rotary mechanism (5) has horizontal rotating electrical machines (501), the right-hand member of rotating electrical machines (501) is connected with speed reducer (502) is fixed, and the pivot of speed reducer (502) is fixed mounting horizontally drive gear dish (503) downwards, and its drive gear dish (503) and the main part gear dish intermeshing of grinding machanism (6).

5. The circular tube inner wall rust-proof grinding device based on machining according to claim 1, characterized in that: grinding machanism (6) are including lift roller (601), grinding disc (602) and scrubbing brush (603), the vertical slidable mounting in middle part of grinding machanism (6) has lift roller (601), and vertical interval evenly offers the draw-in groove that can connect mutually with the bearing ring of grinding machanism (6) in the outside cylinder of its lift roller (601), the lower extreme fixed mounting of lift roller (601) has grinding disc (602), the interval evenly is provided with scrubbing brush (603) on the outside arc wall of grinding disc (602), and the notch of snake core form is offered at the outer end lateral wall middle part of its scrubbing brush (603).

6. The circular tube inner wall rust-proof grinding device based on machining according to claim 1, characterized in that: elevating system (7) include elevator motor (701), screw rod (702), lift seat (703) and slide rail (704), the upper end middle part fixed mounting of elevator mechanism (7) has elevator motor (701), and screw rod (702) are installed in the vertical rotation in front end middle part of elevator mechanism (7), and the upper end of its screw rod (702) is rotated through the belt and is connected with elevator motor (701)'s rim plate, vertical slide rail (704) of installing respectively on the left end lateral wall of elevator mechanism (7) and the right-hand member lateral wall, spiro union has lift seat (703) on screw rod (702), and the left end and the right-hand member of lift seat (703) then through slider slidable mounting at slide rail (704), simultaneously, the front end of lift seat (703) is rotated with the upper end of lift roller (601) again and is connected.

7. The circular tube inner wall rust-proof grinding device based on machining according to claim 1, characterized in that: extrusion mechanism (8) include loop bar (801), nest block (802) and extrusion piece (803), the vertical loop bar (801) of installing in middle part of extrusion mechanism (8), and sliding sleeve has cup jointed nest block (802) on loop bar (801), and the inboard of nest block (802) then with the lateral wall fixed connection of the lift seat (703) that corresponds, two the lower extreme fixed mounting of the relative lateral wall of nest block (802) has extrusion piece (803), the lower extreme of its extrusion piece (803) is by the inclined plane structure of back upper place to the below slope in front.

8. The circular tube inner wall rust-proof grinding device based on machining according to claim 1, characterized in that: the clamping mechanism (9) comprises a clamping head (901), guide rods (902), springs (903), an extrusion groove (904) and anti-slip strips B (905), the front end of the clamping mechanism (9) is provided with the clamping head (901) in a front-back sliding mode through the two parallel guide rods (902), the front end of the clamping head (901) is of an arc surface structure matched with the circular tube (4), the left end edge and the right end edge of the front end arc side wall of the clamping head (901) are fixedly provided with the triangular column-shaped anti-slip strips B (905), the guide rods (902) are positioned at the rear end part of the clamping mechanism (9) and sleeved with the springs (903), the left end side wall and the right end side wall of the clamping head (901) are respectively provided with the extrusion groove (904) matched with the extrusion block (803) above, and the clamping head (901) is in a natural state, the transverse groove edge of the extrusion groove (904) corresponds to the lowest edge of the extrusion block (803), in particular, the thickness of the extrusion block (803) is consistent with the distance between the front end side wall of the clamping head (901) and the outer wall of the circular tube (4).