CN112139932A

CN112139932A - Tensioning automatic adjustment abrasive belt grinding machine

Info

Publication number: CN112139932A
Application number: CN202011011226.3A
Authority: CN
Inventors: 王�锋; 张芳芳
Original assignee: Wenzhou Polytechnic
Current assignee: Garcia Electrical Appliance Co ltd
Priority date: 2020-09-23
Filing date: 2020-09-23
Publication date: 2020-12-29
Anticipated expiration: 2040-09-23
Also published as: CN112139932B

Abstract

The invention discloses a tensioning automatic adjustment abrasive belt grinding machine which comprises a rack and a driven belt wheel rotatably arranged on the rack, wherein a sliding groove is formed in the rack, a sliding seat which is located below the driven belt wheel and slides towards the driven belt wheel in a reciprocating mode is arranged in the sliding groove, a first driving piece and a driving belt wheel driven by the first driving piece are arranged on the sliding seat, and an abrasive belt is sleeved between the driving belt wheel and the driven belt wheel. The invention has the following advantages and effects: the invention can realize the automatic adjustment of the tension of the abrasive belt, and the replacement operation of the abrasive belt is more convenient, thereby reducing the production cost and the workload of workers.

Description

Tensioning automatic adjustment abrasive belt grinding machine

Technical Field

The invention relates to machining equipment, in particular to a tensioning automatic adjusting abrasive belt grinding machine.

Background

With the continuous improvement of the living standard of people, the requirements of people on the quality of life are higher and higher, such as for household products, the pursuit of surface quality, attractiveness and the like is pursued. Polishing is a common process for metal surface treatment, is very common in the daily product processing process, is beneficial to reducing the roughness of the metal surface and improving the grade of the product. The existing polishing equipment has various types and also has instruments suitable for polishing various special products.

The existing abrasive belt sander mainly comprises a frame, an abrasive belt, a driving belt wheel, a driven belt wheel, a motor and an adjusting mechanism for adjusting the tension of the abrasive belt, wherein the existing adjusting mechanism mainly comprises two types of manual adjustment and mechanical adjustment. The change in length of the sanding belt with the sanding process is a dynamic and progressive process, which results in that the tensioning of the sanding belt needs to be continuously adjusted during the operation of the sanding belt. The manual adjustment mode is complicated to operate, and the processing efficiency of workers is influenced; the mechanical adjustment mode needs to be provided with an additional mechanical adjustment mechanism, so that the production cost of the abrasive belt sander is greatly increased.

Disclosure of Invention

The invention aims to provide an automatic tensioning adjusting abrasive belt sander, which can realize automatic adjustment of abrasive belt tensioning and is low in production cost.

The technical purpose of the invention is realized by the following technical scheme: the utility model provides a tensioning automatically regulated abrasive band polisher, includes the frame and rotates and set up in the driven pulleys of frame, be equipped with the spout in the frame, be equipped with in the spout and be located the driven pulleys below and towards the driven pulleys reciprocating sliding's slide, be equipped with first driving piece on the slide and by first driving piece driven driving pulley, the cover is equipped with the abrasive band between driving pulley and the driven pulleys.

Through adopting above-mentioned technical scheme, through setting up first driving piece and driving pulley in the slide of the mode of slide and then cooperating the slide that slides and set up, rely on first driving piece, driving pulley and slide three's gravity to realize automatically regulated to the tensioning of abrasive band, this kind of setting up mode does not need the people to go to adjust the tensioning of abrasive band in the use, also need not set up extra abrasive band tensioning adjustment mechanism to manufacturing cost has been reduced, workman's work load has been reduced.

Further setting the following steps: the automatic belt conveyor is characterized in that a linkage block which reciprocates between the driven belt wheel and the driving belt wheel is arranged in the sliding groove in a sliding mode, a driving component which drives the linkage block to reciprocate is arranged on the rack, and the sliding seat is detachably and fixedly connected with the linkage block.

Through adopting above-mentioned technical scheme, when needs are changed the emery wheel on driving pulley and the driven pulley, remove towards driving pulley through drive component drive linkage piece, carry out fixed connection with slide and linkage piece through the mode that can dismantle fixed connection, rethread drive component drives linkage piece and slide and moves towards driven pulley together for reduce driving pulley and driven pulley distance between the two, just can realize convenient change to the abrasive band. After a new abrasive belt is sleeved, the linkage block and the sliding seat are separated in a detachable and fixed connection mode, so that the sliding seat moves back to the driven belt wheel under the action of gravity, the abrasive belt is automatically tensioned, and the replacement efficiency of the abrasive belt is improved.

Further setting the following steps: including set up in the first magnetic path of slide, set up in the linkage piece and with first magnetic path absorption and realize the second magnetic path of linkage between the slide and the linkage piece between the two and set up in the frame and be used for realizing the stopper piece of slide and the separation of linkage piece between the two.

Through adopting above-mentioned technical scheme, the linkage piece drives the second magnet and removes towards the slide, realizes linkage between the two of linkage piece and slide through the mutual adsorption effort between the two of first magnet and second magnet, when the linkage piece drives the slide and removes towards from the driven pulleys, the slide in the removal is contradicted on stopping the piece to linkage piece and slide separation between the two has been realized.

Further setting the following steps: the driving component comprises a screw rod which is rotatably arranged on the rack and is in threaded connection with the linkage block and a second driving piece which drives the screw rod to rotate.

By adopting the technical scheme, the second driving piece drives the screw to rotate forwards and backwards, so that the linkage block is driven to slide in the sliding groove in a reciprocating manner.

Further setting the following steps: the abrasive belt conveyor is characterized in that a placing seat which reciprocates towards the outer peripheral wall of the abrasive belt and is used for placing a workpiece is arranged on the rack in a sliding mode, when the linkage block drives the sliding seat to move towards one side of the blocking block, a linkage component which drives the placing seat to move back to the abrasive belt is arranged between the linkage block and the placing seat, and a reset spring used for resetting the placing seat is arranged between the rack and the placing seat.

Through adopting above-mentioned technical scheme, the setting of placing the seat makes and treats that the processing work piece can place and carry out the operation of polishing on placing the seat, makes the operation more convenient. When the linkage block drives the sliding seat to move towards one side of the blocking block, the placing seat is driven by the linkage component to be away from the abrasive belt, the distance between the abrasive belt and the placing seat is increased, and the abrasive belt is taken out and replaced more conveniently. When the linkage block moves towards the sliding seat and stops at a linkage position which is not formed by the sliding seat, the placing seat moves towards the abrasive belt under the action of the return spring, and the placing seat is returned to the initial position.

Further setting the following steps: the linkage component is including articulating in the first yoke arm of placing the seat, articulating in the second yoke arm of first yoke arm, setting up in the waist shape hole of second yoke arm and setting up in the frame baffle that is located both one sides of first yoke arm and second yoke arm, be equipped with on the linkage piece and slide and set up in the shaft that connects in waist shape hole, work as when the linkage piece removes towards driving pulley, the shaft slides and sets up in waist shape hole and makes linkage piece and second yoke arm not constitute the linkage, work as when the linkage piece drives the slide and blocks piece one side motion, the shaft offsets with waist shape pore wall and makes linkage piece and second yoke arm constitute the linkage.

By adopting the technical scheme, when the linkage block moves towards the sliding seat, the linkage block moving towards the sliding seat does not form linkage with the second linkage arm through the arrangement of the waist-shaped hole; when the linkage block drives the sliding seat to move towards one side of the blocking block, the first linkage arm and the second linkage arm are limited by the baffle in a mode that the coupling shaft is abutted to the waist-shaped hole wall, so that linkage is formed, and the first linkage arm and the second linkage arm drive the placing seat to move back to the abrasive belt.

Further setting the following steps: the abrasive belt type iron block placing device is characterized in that a placing groove is formed in one face, facing the rack, of the placing seat, an iron block is movably arranged in the placing groove, a locating groove for the iron block to enter is formed in one face, facing the iron block, of the rack and located under an iron block moving path, when the iron block is located in the locating groove, the iron block is also located in the placing groove and used for limiting the placing seat to move, when the iron block is located in the locating groove, the placing seat is located at a position close to an abrasive belt, and a third magnetic block for driving the iron block to move into the placing groove is placed on the placing seat.

Through adopting above-mentioned technical scheme, when placing the seat and moving towards the abrasive band, the seat of placing in the removal drives the iron plate and moves towards the abrasive band together, and when the iron plate moved to the constant head tank top, the iron plate got into the constant head tank under the effect of gravity and was located the standing groove simultaneously, fixes a position the seat of placing in the removal, ensures the stability of placing the seat. When the placing seat is to be moved, the third magnetic block is only required to be placed above the placing seat, the iron block is adsorbed by the magnetic force of the third magnetic block, the iron block is separated from the positioning groove and enters the placing groove, and the moving of the placing seat is realized.

In conclusion, the invention has the following beneficial effects: the invention can realize the automatic adjustment of the tension of the abrasive belt, and the replacement operation of the abrasive belt is more convenient, thereby reducing the production cost and the workload of workers.

Drawings

FIG. 1 is a perspective view of an embodiment;

FIG. 2 is a schematic structural diagram of an embodiment;

FIG. 3 is an enlarged view of portion A of FIG. 2;

FIG. 4 is a partial schematic structural view of an embodiment;

FIG. 5 is a side view of the embodiment;

FIG. 6 is an enlarged view of portion B of FIG. 5;

FIG. 7 is a partial sectional view of the embodiment;

FIG. 8 is another partial structural diagram of the embodiment.

In the figure: 1. a frame; 2. a driven pulley; 3. a slide base; 4. a first driving member; 5. a driving pulley; 6. an abrasive belt; 7. a linkage block; 8. a drive member; 81. a screw; 82. a second driving member; 9. a first magnetic block; 10. a second magnetic block; 11. a blocking block; 12. a placing seat; 13. a linkage member; 131. a first link arm; 132. a second link arm; 133. a waist-shaped hole; 134. a baffle plate; 135. coupling; 14. a return spring; 15. a placement groove; 16. an iron block; 17. positioning a groove; 18. a third magnetic block; 19. a chute.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

Referring to fig. 1 to 8, a tensioning automatic adjustment abrasive belt sander comprises a frame 1 and a driven pulley 2 rotatably disposed on the frame 1, a chute 19 vertically disposed is formed in the frame 1, a sliding seat 3 located under the driven pulley 2 and sliding back and forth towards the driven pulley 2 is slidably disposed in the chute 19, a first driving member 4 and a driving pulley 5 driven by the first driving member 4 are fixedly disposed on the sliding seat 3, and an abrasive belt 6 is sleeved between the driving pulley 5 and the driven pulley 2. The first driving part 4 is a motor, and the driving belt wheel 5 is fixedly arranged on an output shaft of the motor.

The sliding groove 19 is internally provided with a linkage block 7 which reciprocates between the driven belt wheel 2 and the driving belt wheel 5 in a sliding way, the frame 1 is provided with a driving component 8 which drives the linkage block 7 to reciprocate, and the sliding seat 3 and the linkage block 7 are fixedly connected in a detachable way. The driving member 8 includes a screw 81 rotatably provided to the frame 1 through a bearing and threadedly coupled to the link block 7, and a second driving member 82 for driving the screw 81 to rotate. The axial direction of the screw 81 is parallel to the length direction of the sliding chute 19, and the screw 81 passes through the linkage block 7 to be in threaded connection with the linkage block; the second driving member 82 is a motor, which is fixedly disposed on the frame 1 and has an output shaft fixedly connected to the screw 81.

The sliding seat 3 is fixedly provided with a first magnetic block 9, the linkage block 7 is fixedly provided with a second magnetic block 10 which is mutually adsorbed with the first magnetic block 9 and realizes linkage between the sliding seat 3 and the linkage block 7, the machine frame 1 is fixedly provided with a stop block 11 above the sliding seat 3, and when the sliding seat 3 moves upwards, the sliding seat 3 can be abutted against the stop block 11 to limit the upward movement of the sliding seat 3.

The frame 1 is provided with a placing seat 12 which moves towards the outer peripheral wall of the abrasive belt 6 in a reciprocating manner and is used for placing a workpiece, when the linkage block 7 drives the sliding seat 3 to move towards one side of the blocking block 11, a linkage component 13 which drives the placing seat 12 to move back to the abrasive belt 6 is arranged between the linkage block 7 and the placing seat 12, a reset spring 14 for resetting the placing seat 12 is arranged between the frame 1 and the placing seat 12, one end of the reset spring 14 is fixedly connected with the frame 1, and the other end of the reset spring is fixedly connected with the placing seat 12.

The linkage member 13 includes a first linkage arm 131 hinged to the placing seat 12, a second linkage arm 132 hinged to the first linkage arm 131, a waist-shaped hole 133 formed in the second linkage arm 132, and a baffle 134 fixedly disposed on the frame 1 and located on one side of the first linkage arm 131 and the second linkage arm 132, a linkage shaft 135 slidably disposed in the waist-shaped hole 133 is fixedly disposed on the linkage block 7, when the linkage block 7 moves toward the driving pulley 5, the linkage shaft 135 slidably disposed in the waist-shaped hole 133 enables the linkage block 7 and the second linkage arm 132 not to form linkage, and when the linkage block 7 drives the sliding seat 3 to move toward the side of the blocking block 11, the linkage shaft 135 and the waist-shaped hole 133 abut against each other to enable the linkage block 7 and the second linkage arm 132 to form linkage.

Placing seat 12 has seted up standing groove 15 towards the one side of frame 1, and the activity is provided with iron plate 16 in standing groove 15, and frame 1 just is located iron plate 16 moving path and offers the constant head tank 17 that supplies iron plate 16 to get into towards the one side of iron plate 16, and when iron plate 16 was located constant head tank 17, iron plate 16 also was located standing groove 15 simultaneously and was used for restricting placing seat 12 and removes, and when iron plate 16 was located constant head tank 17, placing seat 12 was located the position that is close to abrasive band 6, placed the third magnetic path 18 that the drive iron plate 16 removed into standing groove 15 on placing seat 12, and when iron plate 16 was located standing groove 15, iron plate 16 was located constant head tank 17 top.

The present embodiment is only for explaining the present invention, and it is not limited to the present invention, and those skilled in the art can make modifications of the present embodiment without inventive contribution as needed after reading the present specification, but all of them are protected by patent law within the scope of the claims of the present invention.

Claims

1. The utility model provides a tensioning automatically regulated abrasive band polisher, includes frame (1) and rotates and sets up in driven pulley (2) of frame (1), its characterized in that: the belt conveyor is characterized in that a sliding groove (19) is formed in the rack (1), a sliding seat (3) which is located below the driven belt wheel (2) and slides towards the driven belt wheel (2) in a reciprocating mode is arranged in the sliding groove (19), a first driving piece (4) and a driving belt wheel (5) driven by the first driving piece (4) are arranged on the sliding seat (3), and an abrasive belt (6) is sleeved between the driving belt wheel (5) and the driven belt wheel (2).

2. The tension self-adjusting belt sander of claim 1, wherein: the automatic belt conveyor is characterized in that a linkage block (7) which reciprocates between the driven belt wheel (2) and the driving belt wheel (5) is arranged in the sliding groove (19) in a sliding mode, a driving component (8) which drives the linkage block (7) to reciprocate is arranged on the rack (1), and the sliding seat (3) and the linkage block (7) are fixedly connected in a detachable mode.

3. The tension self-adjusting belt sander of claim 2, wherein: including set up in first magnetic path (9) of slide (3), set up in linkage block (7) and adsorb and realize second magnetic path (10) of linkage between slide (3) and linkage block (7) and set up in frame (1) and be used for realizing stopping piece (11) of separation between slide (3) and linkage block (7) with first magnetic path (9).

4. The tension self-adjusting belt sander of claim 2, wherein: the driving component (8) comprises a screw (81) which is rotatably arranged on the rack (1) and is in threaded connection with the linkage block (7) and a second driving piece (82) which drives the screw (81) to rotate.

5. The tension self-adjusting belt sander of claim 3, wherein: the abrasive belt cleaning machine is characterized in that a placing seat (12) which moves towards the outer peripheral wall of an abrasive belt (6) and is used for placing a workpiece is arranged on the machine frame (1) in a sliding mode, when the linkage block (7) drives the sliding seat (3) to move towards one side of the blocking block (11), a linkage component (13) which drives the placing seat (12) to move back to the abrasive belt (6) is arranged between the linkage block (7) and the placing seat (12), and a reset spring (14) which is used for resetting the placing seat (12) is arranged between the machine frame (1) and the placing seat (12).

6. The tension self-adjusting belt sander of claim 5, wherein: the linkage component (13) comprises a first connecting arm (131) hinged to the placing seat (12), a second connecting arm (132) hinged to the first connecting arm (131), a waist-shaped hole (133) arranged on the second connecting arm (132) and a baffle (134) arranged on the side, located on the first connecting arm (131) and the second connecting arm (132), of the rack (1), a coupling shaft (135) which is arranged on the waist-shaped hole (133) in a sliding way is arranged on the linkage block (7), when the linkage block (7) moves towards the driving belt wheel (5), the coupling shaft (135) is arranged in the waist-shaped hole (133) in a sliding manner, so that the linkage block (7) and the second linkage arm (132) are not linked, when the linkage block (7) drives the sliding seat (3) to move towards one side of the stop block (11), the coupling shaft (135) abuts against the wall of the waist-shaped hole (133) to enable the linkage block (7) and the second linkage arm (132) to form linkage.

7. The tension self-adjusting belt sander of claim 5, wherein: one side, facing the rack (1), of the placing seat (12) is provided with a placing groove (15), an iron block (16) is movably arranged in the placing groove (15), one side, facing the iron block (16), of the rack (1) is provided with a positioning groove (17) for the iron block (16) to enter, the iron block (16) is also located in the placing groove (15) and used for limiting the placing seat (12) to move when the iron block (16) is located in the positioning groove (17), the placing seat (12) is located at a position close to the abrasive belt (6) when the iron block (16) is located in the positioning groove (17), and a third magnetic block (18) for driving the iron block (16) to move into the placing groove (15) is placed on the placing seat (12).