Abrasive belt mechanism for polishing

Abstract

The utility model provides an abrasive belt mechanism for polishing. The abrasive belt mechanism comprises a mounting plate, a driving wheel, a first driven wheel, a second driven wheel, a driven wheel adjusting assembly, a first driving mechanism and an abrasive belt. The first driving mechanism is arranged on the mounting plate, and the driving wheel is connected with the output end of the first driving mechanism; the upper end of the driven wheel adjusting assembly is connected with the mounting plate, the first driven wheel and the second driven wheel are both rotationally arranged at the lower end of the driven wheel adjusting assembly, the driving wheel, the first driven wheel and the second driven wheel are distributed in a triangular shape, and the driving wheel, the first driven wheel and the second driven wheel are sleeved with the abrasive belt. And the abrasive belt forms a polishing section between the first driven wheel and the second driven wheel. The utility model has the advantages that the polishing section of the abrasive belt can be ensured to be well matched with the two fillet surfaces of the road edge stone with the inclined surface, so that the polishing processing requirement of the road edge stone with the inclined surface is met, and the polishing efficiency can be improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to stone processing equipment technical field, especially a sand belt mechanism for polishing. BACKGROUND

[0002] The curb stone is generally used for the curb of the road surface, and the surface of the curb stone needs to be polished in the production process of the curb stone, such as a curb stone fixed thickness polishing assembly line process disclosed in Chinese patent application No. CN202411132093.3. Of course, a fillet surface is formed on some curb stones, and in order to meet the polishing requirement of the fillet surface, the prior art usually adopts a reciprocating swing mechanism to drive the polishing wheel to reciprocate, so as to meet the polishing of the fillet surface. However, the contact area between the polishing wheel and the fillet surface is small in this way of driving the polishing wheel to reciprocate by the reciprocating swing mechanism, which not only has low polishing efficiency, but also cannot meet the processing requirement of the curb stone with an inclined surface, because the polishing wheel is limited by the inclined surface due to the fact that the upper and lower ends of the inclined surface both have the fillet surface. In view of the above problems, the present inventors have conducted in-depth research on the problem, and thus the present case is produced. SUMMARY

[0003] The technical problem to be solved by the utility model is to provide a sand belt mechanism for polishing, which can improve the polishing efficiency and meet the processing requirement of the curb stone with an inclined surface.

[0004] The utility model is implemented in the following way: a sand belt mechanism for polishing, comprising a mounting plate, a driving wheel, a first driven wheel, a second driven wheel, a driven wheel adjusting assembly, a first driving mechanism and a sand belt, the first driving mechanism is arranged on the mounting plate, the driving wheel is connected with the output end of the first driving mechanism, the upper end of the driven wheel adjusting assembly is connected with the mounting plate, the first driven wheel and the second driven wheel are both rotationally arranged at the lower end of the driven wheel adjusting assembly, the driving wheel, the first driven wheel and the second driven wheel are arranged in a triangular shape, the sand belt is sleeved on the driving wheel, the first driven wheel and the second driven wheel, and the sand belt forms a polishing section between the first driven wheel and the second driven wheel.

[0005] Further, a supporting body and a second driving mechanism are further included, the mounting plate is slidably assembled and connected with the supporting body, the second driving mechanism is arranged on the supporting body, the second driving mechanism is connected with the mounting plate, and the mounting plate is driven to slide by the second driving mechanism.

[0006] Further, a rotation adjusting assembly is arranged between the mounting plate and the supporting body, and the mounting plate is slidably assembled and connected with the rotation adjusting assembly.

[0007] Further, the driven wheel adjusting assembly comprises a swing lever, a tension spring and a tension spring connecting plate; the swing lever is located at one side of the driving wheel, the middle part of the swing lever is rotatably connected with the mounting plate, the lower end of the swing lever extends out of the mounting plate, and the first driven wheel is rotatably arranged at the lower end of the swing lever; the tension spring connecting plate is provided with a first long strip-shaped adjusting hole, the tension spring connecting plate is connected with the mounting plate by at least one first locking piece penetrating through the first long strip-shaped adjusting hole, one end of the tension spring is connected with the tension spring connecting plate, and the other end of the tension spring is connected with the upper end of the swing lever.

[0008] Further, the driven wheel adjusting assembly further comprises an adjusting plate; the adjusting plate is located at the other side of the driving wheel, the upper end of the adjusting plate is provided with a second long strip-shaped adjusting hole, the upper end of the adjusting plate is connected with the mounting plate by at least one second locking piece penetrating through the second long strip-shaped adjusting hole; the lower end of the adjusting plate extends out of the mounting plate, and the second driven wheel is rotatably arranged at the lower end of the adjusting plate.

[0009] Further, the mounting plate is provided with a clearance hole at the position corresponding to the driving wheel, and the first driving mechanism is a driving motor arranged on the mounting plate and located on the side away from the driving wheel, and the output end of the first driving mechanism penetrates through the clearance hole and is connected with the driving wheel.

[0010] Further, the two sides of the mounting plate are connected with the rotary adjusting assembly through a linear guide rail and a sliding block.

[0011] Further, the second driving mechanism is a driving cylinder connected with the middle part of the mounting plate.

[0012] Further, the utility model further comprises a protective cover arranged outside the mounting plate, the driving wheel is located in the protective cover, and the first driven wheel and the second driven wheel are located outside the protective cover.

[0013] By adopting the technical scheme of the utility model, at least the following beneficial effects are achieved:

[0014] 1. The driving wheel, the first driven wheel and the second driven wheel are arranged in a triangular shape, the driving wheel is connected with the first driving mechanism, the abrasive belt is arranged on the driving wheel, the first driven wheel and the second driven wheel, the polishing section is formed between the first driven wheel and the second driven wheel, the first driving mechanism is used for driving the abrasive belt to transmit power, and the polishing section is used for polishing the curbstone; the abrasive belt is flexible, the position of the first driven wheel and the second driven wheel can be adjusted through the driven wheel adjusting assembly, the polishing section of the abrasive belt can be matched with the two round corner surfaces of the curbstone with an inclined surface, the polishing requirement of the curbstone with an inclined surface is met, the contact area between the polishing section of the abrasive belt and the round corner surface of the curbstone is large, and the polishing efficiency is improved.

[0015] 2、By design driven wheel adjusting assembly includes swing bar, tension spring, tension spring connecting plate and adjusting plate, and the middle part of the swing bar is rotatably connected with the mounting plate, the upper end of the swing bar is adjustably connected with the mounting plate through the tension spring and the tension spring connecting plate, and the first driven wheel is rotatably arranged at the lower end of the swing bar, so that not only the inclination angle of the swing bar can be adjusted by the first long strip-shaped adjusting hole of the tension spring connecting plate during use, but also the first driven wheel can be slightly adjusted in floating manner during processing due to the arrangement of the tension spring; meanwhile, the upper end of the adjusting plate is adjustably connected with the mounting plate, so that the position of the second driven wheel can be adjusted by means of the adjusting plate during use; therefore, through the structural design of the above driven wheel adjusting assembly, the polishing section formed between the first driven wheel and the second driven wheel can be better adapted to the round corner surface of the curb stone, so as to ensure the polishing effect. BRIEF DESCRIPTION OF DRAWINGS

[0016] The utility model will be further explained in connection with the embodiments with reference to the drawings.

[0017] Figure 1 is the overall structure diagram of the sand belt mechanism for polishing of the utility model;

[0018] Figure 2 is the structure diagram of the sand belt mechanism for polishing of the utility model after removing the protective cover;

[0019] Figure 3 is the connection structure diagram of the driven wheel adjusting assembly and the mounting plate in the utility model;

[0020] Figure 4 is the structure diagram of the rotary adjusting assembly in the utility model;

[0021] Figure 5 is the structure diagram of the mounting plate in the utility model;

[0022] Figure 6 is the structure diagram of the locking bolt and the rotary disc sliding assembly in the utility model.

[0023] Explanation of reference signs:

[0024] Sand belt mechanism 100;

[0025] Mounting plate 1, give way hole 11, straight line guide rail 12, sliding block 13;

[0026] Driving wheel 2;

[0027] First driven wheel 3;

[0028] Second driven wheel 4;

[0029] Driven wheel adjustment assembly 5, rocker arm 51, tension spring 52, tension spring connecting plate 53, first elongated adjustment hole 531, adjustment plate 54, second elongated adjustment hole 541;

[0030] First drive mechanism 6;

[0031] Abrasive belt 7, polishing section 71;

[0032] Support body 81, second drive mechanism 82;

[0033] Rotary adjustment component 9, rotary disk 91, limit slide 911, bolt head insertion hole 9111, housing 92, clearance opening 921, cover plate 921, cover plate 922, locking bolt 93, locking nut 94;

[0034] Protective shield 10.

Detailed Implementation Methods

[0035] To better understand the technical solution of this utility model, the technical solution of this utility model will be described in detail below with reference to the accompanying drawings and specific embodiments.

[0036] It should be noted that the terms "center," "longitudinal," "lateral," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," and "outer," etc., indicate the orientation or positional relationship based on the orientation or positional relationship shown in the accompanying drawings. They are used solely for the convenience of describing these embodiments and for simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, or be constructed and operated in a specific orientation. Furthermore, the terms "first," "second," etc., are used for descriptive purposes only and should not be construed as indicating or implying relative importance or implicitly specifying the number of indicated technical features. Therefore, a feature defined with "first," "second," etc., may explicitly or implicitly include one or more of that feature.

[0037] Please see Figures 1 to 6The utility model discloses a sand belt mechanism 100 for polishing, sand belt mechanism 100 includes mounting plate 1, drive wheel 2, first driven wheel 3, second driven wheel 4, driven wheel adjusting assembly 5, first drive mechanism 6 and sand belt 7, first drive mechanism 6 sets up on mounting plate 1 to support first drive mechanism 6 through mounting plate 1, drive wheel 2 is connected with the output end of first drive mechanism 6 to drive drive wheel 2 to rotate through first drive mechanism 6, the upper end of driven wheel adjusting assembly 5 is connected with mounting plate 1, first driven wheel 3 and second driven wheel 4 are rotationally arranged in the lower end of driven wheel adjusting assembly 5, drive wheel 2, first driven wheel 3 and second driven wheel 4 are triangularly distributed and set up, sand belt 7 is set on drive wheel 2, first driven wheel 3 and second driven wheel 4, and sand belt 7 forms polishing section 71 between first driven wheel 3 and second driven wheel 4 to polish the road curb stone using the polishing section 71.

[0038] The utility model discloses a sand belt mechanism 100 for polishing, sand belt mechanism 100 includes mounting plate 1, drive wheel 2, first driven wheel 3, second driven wheel 4, driven wheel adjusting assembly 5, first drive mechanism 6 and sand belt 7, first drive mechanism 6 sets up on mounting plate 1 to support first drive mechanism 6 through mounting plate 1, drive wheel 2 is connected with the output end of first drive mechanism 6 to drive drive wheel 2 to rotate through first drive mechanism 6, the upper end of driven wheel adjusting assembly 5 is connected with mounting plate 1, first driven wheel 3 and second driven wheel 4 are rotationally arranged in the lower end of driven wheel adjusting assembly 5, drive wheel 2, first driven wheel 3 and second driven wheel 4 are triangularly distributed and set up, sand belt 7 is set on drive wheel 2, first driven wheel 3 and second driven wheel 4, and sand belt 7 forms polishing section 71 between first driven wheel 3 and second driven wheel 4 to polish the road curb stone using the polishing section 71.

[0039] In some embodiments of the utility model, sand belt mechanism 100 still includes support main body 81 and second drive mechanism 82, mounting plate 1 is connected with the sliding assembly of support main body 81, so that mounting plate 1 can slide relative to support main body 81, second drive mechanism 82 sets up on support main body 81, second drive mechanism 82 is connected with mounting plate 1, and mounting plate 1 is driven to slide through second drive mechanism 82.

[0040] The sand belt mechanism 100 of the utility model can drive the mounting plate 1 to slide towards the direction of the curbstone when polishing the curbstone, and the polishing section 71 of the sand belt 7 can be attached to the position to be polished of the curbstone, and then the first driving mechanism 6 can drive the sand belt 7 to polish; when the curbstone does not need to be polished, the second driving mechanism 82 can drive the mounting plate 1 to slide away from the curbstone, so that the sand belt 7 can be separated from the curbstone.

[0041] In some embodiments of the utility model, the rotating adjusting assembly 9 is arranged between the mounting plate 1 and the support body 81, and the mounting plate 1 is slidably connected with the rotating adjusting assembly 9. The rotating adjusting assembly 9 is arranged between the mounting plate 1 and the support body 81, so that the mounting plate 1 can be rotated by the rotating adjusting assembly 9 during the operation, and the driving wheel 2, the first driven wheel 3, the second driven wheel 4 and the sand belt 7 can be rotated together, so that the polishing section 71 of the sand belt 7 can be better attached to the fillet surface of the curbstone.

[0042] As a specific embodiment of the utility model, as shown in Figure 3 , Figure 4 and Figure 6 , the rotating adjusting assembly 9 comprises a rotating disc 91, a box 92, a plurality of locking bolts 93 and a plurality of locking nuts 94; the mounting plate 1 is slidably connected with the box 92, so that the mounting plate 1 can slide relative to the box 92; the box 92 is formed with an avoiding opening 921 on the side facing the mounting plate 1 along the sliding direction of the mounting plate 1, and the avoiding opening 921 is used for enabling the first driving mechanism 6 to move; the first driving mechanism 6 is located in the interior of the box 92; the rotating disc 91 is arranged on the side of the box 92 facing away from the mounting plate 1, and the rotating disc 91 is connected with the support body 81; the rotating disc 91 is annularly provided with a limiting sliding groove 911 on the side facing the box 92; the head of each locking bolt 93 is slidably assembled in the limiting sliding groove 911; and the other end of each locking bolt 93 is inserted into the box 92 and locked by the locking nut 94.

[0043] The utility model discloses a rotatory adjusting assembly 9 includes box 92, and install first drive mechanism 6 to the inside of box 92, make in the process of using can utilize the protection of box 92 to first drive mechanism 6, simultaneously, on the ring of rotatory disc 91 is equipped with limit sliding slot 911, and the head of locking bolt 93 is slidably assembled in limit sliding slot 911, and the other end of locking bolt 93 is inserted into box 92 and is locked by locking nut 94, make in the process of using, when needing to carry out the rotatory operation to mounting plate 1, can loosen locking nut 94 and make the head of locking bolt 93 can slide in limit sliding slot 911, and rotatory adjusting is carried out to whole box 92 and mounting plate 1, and when completing rotatory adjusting operation, only need to tighten locking nut 94 and make the head of locking bolt 93 cannot continue along limit sliding slot 911 and slide.

[0044] More specifically, the limit sliding slot 911 is a T-shaped slot, which can well limit the head of the locking bolt 93, and the limit sliding slot 911 is provided with a bolt head insertion hole 9111 to facilitate the assembly of the head of the locking bolt 93 into the limit sliding slot 911. The top of the box 92 is provided with a cover plate 922, and the cover plate 922 is detachably connected with the box 92. Specifically, the cover plate 922 and the box 92 can be detachably connected together by bolts or screws. Meanwhile, through the detachable connection between the cover plate 922 and the box 92, the cover plate 922 can be easily detached when the rotatory adjustment of the box 92 and the mounting plate 1 is needed.

[0045] In some embodiments of the utility model, as shown in Figure 2 and Figure 3 The driven wheel adjusting assembly 5 includes a swing rod 51, a tension spring 52, and a tension spring connecting plate 53. The swing rod 51 is located on one side of the drive wheel 2, and the middle part of the swing rod 51 is rotatably connected with the mounting plate 1, so that the middle part of the swing rod 51 can rotate relative to the mounting plate 1. The lower end of the swing rod 51 extends out of the mounting plate 1, and the first driven wheel 3 is rotatably arranged at the lower end of the swing rod 51, which can avoid interference caused by the processing of the mounting plate 1 on the curbstone. The tension spring connecting plate 53 is provided with a first long strip-shaped adjusting hole 531. The tension spring connecting plate 53 is lockingly connected with the mounting plate 1 by at least one first locking piece (not shown) passing through the first long strip-shaped adjusting hole 531. One end of the tension spring 52 is connected with the tension spring connecting plate 53, and the other end of the tension spring 52 is connected with the upper end of the swing rod 51. The first locking piece can be a bolt. When the tension spring connecting plate 53 needs to be adjusted, the first locking piece can be loosened. When the tension spring connecting plate 53 does not need to be adjusted, the first locking piece can be tightened to ensure that the tension spring connecting plate 53 cannot move.

[0046] Further, the driven wheel adjusting assembly 5 further comprises an adjusting plate 54; the adjusting plate 54 is located at the other side of the driving wheel 2, the upper end of the adjusting plate 54 is provided with a second long strip-shaped adjusting hole 541, the upper end of the adjusting plate 54 is locked and connected with the mounting plate 1 through at least a second locking piece (not shown) penetrating through the second long strip-shaped adjusting hole 541, so as to avoid the interference caused by the processing of the mounting plate 1 to the curb; the lower end of the adjusting plate 54 extends out of the mounting plate 1, the second driven wheel 4 is rotationally arranged at the lower end of the adjusting plate 54, the second locking piece can adopt a bolt, when it is necessary to adjust the adjusting plate 54, the second locking piece can be loosened, and when it is not necessary to adjust the adjusting plate 54, the second locking piece can be tightened, so as to ensure that the adjusting plate 54 cannot be moved.

[0047] The utility model discloses a driven wheel adjusting assembly 5 includes the swing bar 51, the tension spring 52, the tension spring connecting plate 53 and the adjusting plate 54, and the middle part of swing bar 51 is rotationally connected with mounting plate 1, the upper end of swing bar 51 is adjustably connected with mounting plate 1 through tension spring 52 and tension spring connecting plate 53, and the first driven wheel 3 is rotationally arranged at the lower end of swing bar 51, so that in the process of using, not only can the inclination angle of swing bar 51 be adjusted by the first long strip-shaped adjusting hole 531 of tension spring connecting plate 53, but also the first driven wheel 3 can be slightly adjusted by floating in the process of processing by the setting of tension spring 52, and the upper end of adjusting plate 54 is adjustably connected with mounting plate 1, so that the position of the second driven wheel 4 can be adjusted by adjusting plate 54 in the process of using, therefore, through the structural design of the above driven wheel adjusting assembly 5, the polishing section 71 formed between the first driven wheel 3 and the second driven wheel 4 can be better adapted to the fillet surface of the curb, thereby guaranteeing the polishing effect.

[0048] In some embodiments of the utility model, in order to better realize the connection between the first driving mechanism 6 and the driving wheel 2, a clearance hole 11 is arranged at the position corresponding to the driving wheel 2 on the mounting plate 1, the first driving mechanism 6 is a driving motor arranged on the mounting plate 1 and located on the side away from the driving wheel 2, and the output end of the first driving mechanism 6 penetrates through the clearance hole 11 and is connected with the driving wheel 2.

[0049] In some embodiments of the utility model, in order to ensure that the mounting plate 1 can slide stably, the two sides of the mounting plate 1 are connected with the rotary adjusting assembly 9 through a linear guide rail 12 and a sliding block 13.

[0050] As a specific embodiment of the utility model, the second driving mechanism 82 is a driving cylinder connected with the middle part of the mounting plate 1. By arranging the second driving mechanism 82 in the middle part of the mounting plate 1 and slidingly assembling and connecting the two sides of the mounting plate 1 with the rotary adjusting assembly 9 through the linear guide rail 12 and the sliding block 13, the stability of the mounting plate 1 during sliding can be ensured.

[0051] In some embodiments of the utility model, the abrasive belt mechanism 100 further comprises a protective cover 10 arranged outside the mounting plate 1, the driving wheel 2 is located inside the protective cover 10, so that the protective cover 10 can protect the driving wheel 2 and the first driving mechanism 6 connected with the driving wheel 2, and the first driven wheel 3 and the second driven wheel 4 are both located outside the protective cover 10. Since the polishing section 71 is formed between the first driven wheel 3 and the second driven wheel 4, the first driven wheel 3 and the second driven wheel 4 need to be exposed outside the protective cover 10, so as to avoid interference with the polishing processing of the curbstone.

[0052] Although the specific embodiments of the utility model are described above, those skilled in the art should understand that the specific embodiments described by us are only illustrative, but not used to limit the scope of the utility model, and equivalent modifications and changes made by those skilled in the art in accordance with the spirit of the utility model should be covered within the scope of the claims of the utility model.

Claims

1. A belt mechanism for polishing, characterized by: The polishing device comprises a mounting plate, a driving wheel, a first driven wheel, a second driven wheel, a driven wheel adjusting assembly, a first driving mechanism and a sand belt; the first driving mechanism is arranged on the mounting plate, the driving wheel is connected with the output end of the first driving mechanism; the upper end of the driven wheel adjusting assembly is connected with the mounting plate, the first driven wheel and the second driven wheel are both rotationally arranged at the lower end of the driven wheel adjusting assembly, the driving wheel, the first driven wheel and the second driven wheel are arranged in a triangular distribution, the sand belt is sleeved on the driving wheel, the first driven wheel and the second driven wheel, and the sand belt forms a polishing section between the first driven wheel and the second driven wheel. The driven wheel adjusting assembly comprises a swing rod, a tension spring and a tension spring connecting plate; the swing rod is located on one side of the driving wheel, the middle part of the swing rod is rotationally connected with the mounting plate, the lower end of the swing rod extends out of the mounting plate, and the first driven wheel is rotationally arranged at the lower end of the swing rod; the tension spring connecting plate is provided with a first long strip-shaped adjusting hole, the tension spring connecting plate is lockingly connected with the mounting plate through at least one first locking piece penetrating through the first long strip-shaped adjusting hole, one end of the tension spring is connected with the tension spring connecting plate, and the other end of the tension spring is connected with the upper end of the swing rod.

2. A belt mechanism for polishing as claimed in claim 1, wherein: Further comprising a supporting body and a second driving mechanism; the mounting plate is slidingly assembled and connected with the supporting body, the second driving mechanism is arranged on the supporting body, the second driving mechanism is connected with the mounting plate, and the mounting plate is driven to slide by the second driving mechanism.

3. A belt mechanism for polishing as claimed in claim 2, wherein: A rotation adjusting assembly is arranged between the mounting plate and the supporting body, and the mounting plate is slidingly assembled and connected with the rotation adjusting assembly.

4. The abrasive belt mechanism for polishing as defined in claim 1, wherein: The driven wheel adjusting assembly further comprises an adjusting plate; the adjusting plate is located on the other side of the driving wheel, the upper end of the adjusting plate is provided with a second long strip-shaped adjusting hole, and the upper end of the adjusting plate is lockingly connected with the mounting plate through at least one second locking piece penetrating through the second long strip-shaped adjusting hole; the lower end of the adjusting plate extends out of the mounting plate, and the second driven wheel is rotationally arranged at the lower end of the adjusting plate.

5. The abrasive belt mechanism for polishing as defined in claim 1, wherein: A clearance hole is arranged at the position corresponding to the driving wheel of the mounting plate, the first driving mechanism is a driving motor arranged on the mounting plate and located on the side away from the driving wheel, and the output end of the first driving mechanism penetrates through the clearance hole and is connected with the driving wheel.

6. A belt mechanism for polishing as defined in claim 3, wherein: The two sides of the mounting plate are connected with the rotation adjusting assembly through a linear guide rail and a sliding block.

7. A belt mechanism for polishing as defined in claim 2 wherein: The second driving mechanism is a driving cylinder connected with the middle part of the mounting plate.

8. A belt mechanism for polishing according to any one of claims 1-7, characterized in that: Further comprising a protective cover arranged outside the mounting plate, the driving wheel is located inside the protective cover, and the first driven wheel and the second driven wheel are both located outside the protective cover.

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