CN221583103U

CN221583103U - Handheld chain derusting machine

Info

Publication number: CN221583103U
Application number: CN202323340208.1U
Authority: CN
Inventors: 何欣; 王力强; 郑小萱
Original assignee: Tianjin University of Technology and Education China Vocational Training Instructor Training Center
Current assignee: Tianjin University of Technology and Education China Vocational Training Instructor Training Center
Priority date: 2023-12-08
Filing date: 2023-12-08
Publication date: 2024-08-23
Anticipated expiration: 2033-12-08

Abstract

The utility model discloses a handheld chain rust remover which comprises: the outer wall of one side of the handheld bracket is provided with a polishing driving machine, the other side of the handheld bracket is provided with a shielding plate, and a damping polishing mechanism is arranged in the handheld bracket and comprises a driving shaft tube, a transmission shaft tube, a driving cylindrical roller, a replaceable polishing belt and a transmission cylindrical roller; the outer wall of the driving cylindrical roller is provided with a plurality of convex expansion grooves, each convex expansion groove is internally provided with a convex expansion block, one side of each convex expansion block is provided with an expansion spring column, and the other side of each convex expansion block is connected with an arc expansion block. According to the utility model, vibration generated by polishing can be converted into elastic deformation of the plurality of expansion spring columns through the damping polishing structure, and meanwhile, the tightness of the replaceable polishing belt is adjusted through the plurality of expansion spring columns, so that the replaceable polishing belt is ensured to be in a tight state all the time, and the phenomenon of slipping in the polishing process is avoided.

Description

Handheld chain derusting machine

Technical Field

The utility model relates to the technical field of metal rust removal, in particular to a handheld chain type rust remover.

Background

The traditional manual polishing method has the problems of low efficiency, field environment limitation and the like. In a field environment, the polishing by using a manual mode is often unsatisfactory in effect due to condition limitation and complex operation.

Firstly, irregular conditions such as pits and bulges on the metal surface, rust and the like can influence the efficiency of manual polishing, and the operation difficulty and the labor cost are increased. Secondly, in the manual polishing process, the manual tool is required to be used for carrying out continuous planing, grinding, polishing and other operations on the metal surface, the mode directly depends on the manual skill and experience of a person, and the improper operation easily causes erosion and scratch of the material surface, so that the treatment effect is poor. Moreover, the field environment is often influenced by climate, human factors and the like, and conditions such as jolt, vibration and the like can influence normal operation of manual polishing, so that potential safety hazards are increased, and meanwhile, the working time and labor cost of manual polishing are also increased. Finally, if the manual sanding is performed in the field, the costs of the environmental noise and the fuel required for machine operation that the operator needs to face are unusual, which can make the cost and benefit of the manual sanding even more unbalanced. Therefore, the traditional manual polishing method has various adverse factors in the field environment, and the poor effect becomes a problem that the polishing of the metal material in the field environment is difficult to avoid.

Disclosure of utility model

The utility model aims to overcome the defects in the prior art, and provides a handheld chain rust remover, which can convert shaking generated by polishing into elastic deformation of a plurality of expansion spring columns through a damping polishing structure, and simultaneously adjust the tightness of a replaceable polishing belt through the plurality of expansion spring columns, so that the replaceable polishing belt is always in a tight state, the slipping phenomenon in the polishing process is avoided, and meanwhile, a shielding plate can be rapidly detached through a magnetic detaching assembly, and the phenomenon of dust blockage in the detaching process is avoided.

The aim of the utility model is achieved by the following technical scheme.

The utility model discloses a handheld chain rust remover, which comprises a handheld bracket, wherein a polishing driver is arranged on the outer wall of one side of the handheld bracket, a shielding plate is arranged on the other side of the handheld bracket, a damping polishing mechanism is arranged in the handheld bracket, the damping polishing mechanism comprises a driving shaft tube and a transmission shaft tube which are respectively arranged at two ends of the inner side of the handheld bracket, and the driving shaft tube is connected with the driving end of the polishing driver and synchronously rotates along with the driving shaft tube; the driving cylindrical roller is sleeved on the outer side of the driving shaft tube and synchronously rotates with the driving shaft tube, the driving cylindrical roller is connected with the transmission shaft tube through a replaceable polishing belt sleeved on the outer side of the driving shaft tube, and the transmission cylindrical roller synchronously rotates with the transmission shaft tube is arranged on the inner side of the transmission shaft tube;

The outer wall of the driving cylindrical roller is uniformly provided with convex expansion grooves along the circumferential direction, each convex expansion groove is internally provided with a convex expansion block, one side of each convex expansion block is provided with an expansion spring column positioned in the convex expansion groove, and the other side of each convex expansion block is connected with an arc expansion block positioned outside the driving cylindrical roller.

Further, one end of the driving shaft tube is connected with the driving end of the polishing driving machine, and the other end of the driving shaft tube is in locking connection with the shielding plate through the magnetic dismounting assembly; one end of the transmission cylindrical roller is connected with a bearing embedded in the handheld bracket, and the other end of the transmission cylindrical roller is in locking connection with the shielding plate through the magnetic dismounting assembly;

Each magnetic dismounting component consists of a convex telescopic limiting block, a limiting spring column, a magnet block, a magnetic cylinder and an inserting shaft tube; convex telescopic limit grooves are formed in the inner circles of the driving shaft tube and the driving cylindrical roller at equal intervals, and each convex telescopic limit groove is internally provided with a convex telescopic limit block, a limit spring column and a magnet block which are connected with each other in sequence; the utility model discloses a magnetic iron, including driving shaft tube, transmission cylinder roller, magnetic iron piece, driving shaft tube and transmission cylinder roller are interior all movable grafting has the cartridge central siphon, every the cartridge central siphon one end excircle all is provided with and is used for the spacing groove with the magnet piece joint, and the other end all is connected with the bearing that the shielding plate was put, every all cartridge has the magnetic cylinder that is used for adsorbing the magnet piece in the cartridge central siphon.

Further, the outer top of the handheld bracket is provided with a dust collecting device, and the dust collecting device comprises a collecting box communicated with the inside of the handheld bracket, a metal filter screen arranged in the collecting box, a square support frame used for fixing the metal filter screen, an electrostatic radiator arranged on the square support frame and an air exhaust fan arranged at the top of the collecting box.

Further, a slotted hole through which the replaceable polishing belt passes is formed in the middle of the bottom end of the handheld support, and brushes are arranged at the front end and the rear end of the slotted hole.

Further, a tightness sensor for detecting tightness of the replaceable polishing belt is arranged on the inner side of the handheld bracket.

Further, the outer surfaces of the transmission shaft tube and the arc expansion block are provided with convex friction blocks.

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

(1) According to the handheld chain rust remover, vibration generated by polishing can be converted into elastic deformation of the plurality of expansion spring columns through the damping polishing structure, meanwhile, the tightness of the replaceable polishing belt is adjusted through the plurality of expansion spring columns, the replaceable polishing belt is ensured to be in a tight state all the time, and the phenomenon of slipping in the polishing process is avoided.

(2) According to the handheld chain type derusting machine, the shielding plate can be rapidly disassembled through the magnetic disassembly component, so that the phenomenon of dust blockage during disassembly is avoided.

(3) The utility model designs a brand new rust remover, which can rapidly and effectively remove the rust layer on the surface of the metal material through an innovative working principle, can greatly shorten the rust removing time, has the working efficiency which is several times that of the existing equipment, and has good economic effect and practicability. The rust remover can work stably and achieve satisfactory rust removal effect in indoor or outdoor field environments.

(4) The handheld chain type deruster provided by the utility model overcomes the defects of traditional manual polishing. The rust remover has wide application range, can play an important role in rust removal of various metal materials, and has wide application prospect in industrial production and daily maintenance.

Drawings

Fig. 1 is a three-dimensional schematic view of the handheld chain deruster of the present utility model.

Fig. 2 is a schematic three-dimensional cross-sectional view of the handheld chain deruster of the present utility model.

Fig. 3 is a schematic front cross-sectional view of the handheld chain deruster of the present utility model.

Fig. 4 is a schematic side cross-sectional view of the handheld chain deruster of the present utility model.

Fig. 5 is an enlarged view of the structure of the "a" portion in fig. 3.

Fig. 6 is an enlarged view of the structure of the "B" portion in fig. 3.

Fig. 7 is an enlarged view of the structure of the "C" portion in fig. 3.

Reference numerals: 1-a handheld bracket; 2-driving a cylindrical roller; 3-driving shaft tube; 4-polishing driving machine; 5-a driveshaft tube; 6-driving a cylindrical roller; 7-replaceable polishing belts; 8-convex expansion blocks; 9-an arc expansion block; 10-expanding a spring post; 11-convex telescopic limiting blocks; 12-limiting spring columns; 13-magnet blocks; 14-a magnetic cylinder; 15-inserting a shaft tube; 16-shielding plate; 17-a collection box; 18-a loop-shaped support frame; 19-a metal filter screen; 20-an electrostatic emitter; 21-an extraction fan; 22-hairbrush; 23-tightness sensor.

Detailed Description

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.

Example 1

The utility model discloses a handheld chain rust remover which comprises a handheld bracket 1, wherein a polishing driver 4 is arranged on the outer wall of one side of the handheld bracket 1, a shielding plate 16 is arranged on the other side of the handheld bracket, and a damping polishing mechanism is arranged in the handheld bracket. The damping polishing mechanism mainly comprises a driving cylindrical roller 2, a driving shaft tube 3, a driving shaft tube 5, a driving cylindrical roller 6, a replaceable polishing belt 7, a plurality of convex expansion blocks 8, a plurality of arc expansion blocks 9 and a plurality of expansion spring columns 10.

The driving shaft tube 3 and the driving shaft tube 5 are respectively arranged at the front end and the rear end of the inner side of the handheld bracket 1 in parallel, and the driving shaft tube 3 is connected with the driving end of the polishing driving machine 4 and can synchronously rotate along with the driving end of the polishing driving machine 4. The driving cylindrical roller 2 synchronously rotating along with the driving cylindrical roller is arranged on the outer side of the driving shaft tube 3 in a seamless sleeved mode, the driving cylindrical roller 2 is connected with the driving shaft tube 5 through a replaceable polishing belt 7 sleeved on the outer side of the driving cylindrical roller, and a driving cylindrical roller 6 synchronously rotating along with the driving shaft tube is arranged on the inner side of the driving shaft tube 5 in a seamless mode.

The outer wall of the driving cylindrical roller 2 is uniformly provided with a plurality of convex expansion grooves along the circumferential direction, each convex expansion groove is internally provided with a convex expansion block 8 which can radially move along the driving cylindrical roller 2, and the convex expansion blocks 8 can be slidably inserted into the corresponding convex expansion grooves from the end part of the driving cylindrical roller 2 during installation. Each convex expansion block 8 is connected with an expansion spring column 10 on one side, an arc expansion block 9 on the other side, the expansion spring columns 10 are located in corresponding convex expansion grooves after installation, and the arc expansion blocks 9 are located on the outer side of the driving cylindrical roller 2.

It should be noted that, the polishing driver 4 operates, drives the driving shaft tube 3 to rotate through its driving end, drives the driving cylindrical roller 2 to rotate through the driving shaft tube 3, drives the driving shaft tube 5 to rotate through the replaceable polishing belt 7, and the driving cylindrical roller 6 rotates synchronously with the driving shaft tube 5. When the cylindrical roller 2 is driven to rotate, a part of expansion spring columns 10 in the convex expansion grooves are compressed, and the corresponding convex expansion blocks 8 and the corresponding circular arc expansion blocks 9 are contracted inwards; the expansion spring column 10 in the expansion groove of the other part of the convex expansion is used for outwards extruding the convex expansion block 8 on the expansion groove, meanwhile, the convex expansion block 8 is used for outwards pushing the circular arc expansion block 9 to extrude the replaceable polishing belt 7, so that the replaceable polishing belt 7 is extruded and stretched out from the bottom slot hole of the handheld bracket 1, meanwhile, the replaceable polishing belt 7 is tensioned through the cooperation of the transmission shaft tube 5 and the transmission cylindrical roller 6, and the rotatable replaceable polishing belt 7 is tensioned, so that the surface rust removal polishing of metal objects such as chains and the like needing polishing is realized.

Example 2

On the basis of the structure of the handheld chain rust remover of the embodiment 1, one end of the driving shaft tube 3 can be connected with the driving end of the polishing driving machine 4, and the other end of the driving shaft tube can be locked and connected with the shielding plate 16 through a magnetic dismounting assembly. One end of the transmission cylindrical roller 6 can be connected with a bearing embedded in the handheld bracket 1, and the other end of the transmission cylindrical roller can be in locking connection with the shielding plate 16 through a magnetic dismounting assembly.

Each magnetic dismounting component consists of a plurality of convex telescopic limiting blocks 11, a plurality of limiting spring columns 12, a plurality of magnet blocks 13, a magnetic cylinder 14 and an inserting shaft tube 15. The driving shaft tube 3 and the inner circle of the transmission cylindrical roller 6 are provided with a plurality of convex telescopic limiting grooves at equal intervals, and each convex telescopic limiting groove is internally provided with a convex telescopic limiting block 11, a limiting spring column 12 and a magnet block 13 which are sequentially connected with each other. The driving shaft tube 3 and the transmission cylindrical roller 6 are movably inserted with an inserting shaft tube 15, a plurality of limiting grooves used for being clamped with the magnet blocks 13 are formed in the outer circle of one end of each inserting shaft tube 15, the other end of each inserting shaft tube is connected with a bearing embedded with the shielding plate 16, and a magnetic cylinder 14 used for adsorbing the magnet blocks 13 is inserted in each inserting shaft tube 15.

It should be noted that, during installation, a group of convex telescopic limiting blocks 11, limiting spring columns 12 and magnet blocks 13 which are connected with each other in sequence are movably inserted into each convex telescopic limiting groove on the driving shaft tube 3 and the transmission cylindrical roller 6, then two inserted shaft tubes 15 connected with the shielding plate 16 are respectively inserted into the driving shaft tube 3 and the inner side of the transmission cylindrical roller 6 in the handheld bracket 1, then two magnetic cylinders 14 are respectively inserted into the two inserted shaft tubes 15 from the outer side of the shielding plate 16, the magnet blocks 13 are adsorbed through the magnetic cylinders 14, the magnet blocks 13 can be inserted into limiting grooves corresponding to the outer circles of the inserted shaft tubes 15, at the moment, the corresponding limiting spring columns 12 are compressed, the convex telescopic limiting blocks 11 move in the corresponding convex telescopic limiting grooves but cannot be separated, the inserted shaft tubes 15 are connected with the driving shaft tube 3 and the transmission cylindrical roller 6, and accordingly the purpose of rapidly installing the shielding plate 16 is achieved, and the inserted shaft tubes 15 can synchronously rotate along with the driving shaft tube 3 and the transmission cylindrical roller 6. When the magnetic cylinder 14 is stretched out from the plug-in shaft tube 15, the magnet block 13 is separated from the limit groove corresponding to the outer circle of the plug-in shaft tube 15 under the action of the limit spring column 12, the plug-in shaft tube 15 is separated from the driving shaft tube 3 and the transmission cylindrical roller 6, the shielding plate 16 is removed, and other operations such as replacement of the replaceable polishing belt 7 can be performed.

Example 3

On the basis of the structure of the handheld chain rust remover in the embodiment 1 or the embodiment 2, the top of the outer portion of the handheld bracket 1 may be further provided with a dust collecting device, and the dust collecting device mainly includes a collecting box 17, a rectangular supporting frame 18, a metal filter screen 19, an electrostatic radiator 20, and an air extraction fan 21.

The collecting box 17 is arranged at the top of the handheld bracket 1 and is communicated with the inside of the handheld bracket. The metal filter screen 19 is fixed inside the collecting box 17 through a square support 18. The electrostatic emitter 20 is arranged on the rectangular support 18, and the air extraction fan 21 is arranged at the top of the collecting box.

It should be noted that, the air extraction fan 21 may be connected to the outer exhaust pipe, and the dust and metal scraps on the replaceable polishing belt 7 are pumped into the collection tank 17 by the air extraction fan 21, and the dust and metal scraps are adsorbed on the metal filter screen and collected under the electrostatic magnetic effect generated by the electrostatic emitter.

In the structure of the hand-held chain rust remover of the above embodiments 1 to 3, a slot hole for the replaceable polishing belt 7 to stretch through may be provided in the middle of the bottom end of the hand-held bracket 1, and brushes 22 are provided at the front and rear ends of the slot hole.

In the structure of the hand-held chain rust remover of the above embodiments 1 to 3, the inside of the hand-held bracket 1 may be provided with a tightness sensor 23 for detecting tightness of the exchangeable polishing belt 7.

In the structure of the hand-held chain rust remover of the above embodiments 1 to 3, the outer surfaces of the driving shaft pipe 5 and the arc extension block 9 may be provided with a plurality of convex friction blocks, so as to increase the friction force between the driving shaft pipe 5, the arc extension block 9 and the replaceable polishing belt 7, and prevent slipping.

Although the function and operation of the present utility model has been described above with reference to the accompanying drawings, the present utility model is not limited to the above-described specific functions and operations, but the above-described specific embodiments are merely illustrative, not restrictive, and many forms can be made by those having ordinary skill in the art without departing from the spirit of the present utility model and the scope of the appended claims, which are included in the protection of the present utility model.

Claims

1. The handheld chain rust remover comprises a handheld bracket (1) and is characterized in that a polishing driver (4) is arranged on the outer wall of one side of the handheld bracket (1), a shielding plate (16) is arranged on the other side of the handheld bracket, a damping polishing mechanism is arranged in the handheld bracket, the damping polishing mechanism comprises a driving shaft tube (3) and a transmission shaft tube (5) which are respectively arranged at two ends of the inner side of the handheld bracket (1), and the driving shaft tube (3) is connected with the driving end of the polishing driver (4) and synchronously rotates along with the driving end of the polishing driver; the driving cylindrical roller (2) synchronously rotating with the driving shaft tube (3) is sleeved on the outer side of the driving shaft tube (3), the driving cylindrical roller (2) is connected with the transmission shaft tube (5) through a replaceable polishing belt (7) sleeved on the outer side of the driving shaft tube, and a transmission cylindrical roller (6) synchronously rotating with the transmission shaft tube is arranged on the inner side of the transmission shaft tube (5);

The outer wall of the driving cylindrical roller (2) is uniformly provided with convex expansion grooves along the circumferential direction, each convex expansion groove is internally provided with a convex expansion block (8), one side of each convex expansion block (8) is provided with an expansion spring column (10) positioned in the convex expansion groove, and the other side of each convex expansion block is connected with an arc expansion block (9) positioned outside the driving cylindrical roller (2).

2. The hand-held chain rust remover according to claim 1, characterized in that one end of the driving shaft tube (3) is connected with the driving end of the polishing driving machine (4), and the other end is in locking connection with the shielding plate (16) through a magnetic dismounting assembly; one end of the transmission cylindrical roller (6) is connected with a bearing embedded in the handheld bracket (1), and the other end of the transmission cylindrical roller is in locking connection with the shielding plate (16) through a magnetic dismounting assembly;

Each magnetic disassembly component consists of a convex telescopic limiting block (11), a limiting spring column (12), a magnet block (13), a magnetic cylinder (14) and an inserting shaft tube (15); convex telescopic limit grooves are formed in the inner circles of the driving shaft tube (3) and the driving cylindrical roller (6) at equal intervals, and each convex telescopic limit groove is internally provided with a convex telescopic limit block (11), a limit spring column (12) and a magnet block (13) which are connected with each other in sequence; the utility model discloses a magnetic iron block, including driving shaft tube (3), transmission cylinder roller (6), cartridge central siphon (15) has all been pegged graft to the activity in driving shaft tube (3) and the transmission cylinder roller (6), every cartridge central siphon (15) one end excircle all is provided with the spacing groove that is used for with magnet piece (13) joint, and the other end all is connected with the bearing that shielding plate (16) were inlayed, every all cartridge central siphon (15) are interior to be equipped with be used for adsorbing magnetic cylinder (14) of magnet piece (13).

3. The handheld chain rust remover according to claim 1, characterized in that the outer top of the handheld bracket (1) is provided with a dust collecting device, the dust collecting device comprises a collecting box (17) communicated with the inside of the handheld bracket (1), a metal filter screen (19) arranged in the collecting box (17), a loop-shaped supporting frame (18) for fixing the metal filter screen (19), an electrostatic radiator (20) arranged on the loop-shaped supporting frame (18) and an air extraction fan (21) arranged at the top of the collecting box (17).

4. The hand-held chain rust remover according to claim 1, wherein a slot hole through which the replaceable polishing belt (7) passes is formed in the middle of the bottom end of the hand-held bracket (1), and brushes (22) are arranged at the front end and the rear end of the slot hole.

5. The hand-held chain rust remover according to claim 1, characterized in that the inside of the hand-held bracket (1) is provided with a tightness sensor (23) for detecting the tightness of the exchangeable sanding belt (7).

6. The hand-held chain rust remover according to claim 1, characterized in that the outer surfaces of the driveshaft tube (5) and the arc extension block (9) are both provided with convex friction blocks.