CN209936593U

CN209936593U - Sanding machine

Info

Publication number: CN209936593U
Application number: CN201920785857.7U
Authority: CN
Inventors: 刘峰; 张华�
Original assignee: Wanhua He Xiangban Industry Public Security County Co Ltd
Current assignee: Wanhua He Xiangban Industry Public Security County Co Ltd
Priority date: 2019-05-28
Filing date: 2019-05-28
Publication date: 2020-01-14
Anticipated expiration: 2029-05-28

Abstract

The utility model relates to a sanding polishing technical field discloses a grinder. The grinding device comprises a bracket, the unit of polishing surely thickly, the unit of polishing coarse sand, the unit of polishing fine sand and the unit of polishing fine sand, the unit of polishing surely thickly is including four first grinding roller and two first abrasive band of polishing, the unit of polishing coarse sand is including four second grinding roller and two second abrasive bands of polishing, the unit of polishing fine sand is including six third grinding roller and two third abrasive bands of polishing, the unit of polishing fine sand is including six fourth grinding roller and two fourth abrasive bands of polishing, still including four grinding pads, four grinding pads are arranged in two third abrasive bands of polishing and two fourth abrasive bands of polishing respectively, two grinding pads that are arranged in the third abrasive band of polishing and two grinding pads that are arranged in the fourth abrasive band of polishing all are relative setting. The utility model provides the high quality of polishing.

Description

Sanding machine

Technical Field

The utility model relates to a sanding polishing technical field, in particular to sander.

Background

Sanding and polishing are terms agreed, and refer to a method for achieving standards by physically removing materials and objects which are uneven, uneven in thickness and not in accordance with technological requirements through abrasive cloth, grinding wheels, abrasive paper, scouring pad, non-woven fabric polishing wheels and the like, and the materials and the objects are smooth, even and consistent in thickness.

In the production of artificial boards, a sander is used for only two steps of rough grinding and fine grinding, and the quality of ground products is generally low.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a sander aims at solving the problem that the quality of polishing is low.

The above technical purpose of the present invention can be achieved by the following technical solutions: a sander comprises a support, a fixed-thickness sanding unit, a coarse sanding unit, a fine sanding unit and a fine sanding unit, wherein the fixed-thickness sanding unit, the coarse sanding unit, the fine sanding unit and the fine sanding unit are sequentially arranged on the support, the fixed-thickness sanding unit comprises four first sanding rollers arranged in parallel and two annular first sanding belts, each first sanding belt is rotatably connected to the two first sanding rollers, the coarse sanding unit comprises four second sanding rollers arranged in parallel and two annular second sanding belts, each second sanding belt is rotatably connected to the two second sanding rollers, the fine sanding unit comprises six third sanding rollers and two annular third sanding belts, each third sanding belt is rotatably connected to the three third sanding rollers, the fine sanding unit comprises six fourth sanding rollers and two fourth sanding belts, each fourth grinding abrasive belt is rotatably connected to the three fourth grinding rollers, and the four grinding pads are respectively positioned in the two third grinding abrasive belts and the two fourth grinding abrasive belts, and the two grinding pads in the third grinding abrasive belts and the two grinding pads in the fourth grinding abrasive belts are oppositely arranged.

The utility model discloses a further set up to: the fixed-thickness polishing unit, the coarse sand polishing unit, the fine sand polishing unit and the fine sand polishing unit respectively comprise four supporting end plates, the supporting end plates are rotatably connected with the end portions of the first polishing roller or the second polishing roller or the third polishing roller or the fourth polishing roller, and connecting end plates are arranged on the supporting end plates and connected with the support.

The utility model discloses a further set up to: the support is provided with a long-strip-shaped adjusting hole, the connecting end plate penetrates through the adjusting hole and is movably connected with the support, and the support is provided with an adjusting mechanism for adjusting the position of the connecting end plate.

The utility model discloses a further set up to: adjustment mechanism including rotate connect in adjust pole on the support, adjust the pole including first regulation section and second regulation section, first regulation section with the outer wall of second regulation section is all seted up threadedly, just screw thread on the first regulation section with the screw thread opposite direction on the second regulation section, first regulation section with the second is adjusted the section and is set up with two relatively connection end plate threaded connection respectively.

The utility model discloses a further set up to: the middle part of the adjusting rod is provided with a first driving column, the top of the first driving column is provided with a first positioning plate, the bottom of the first driving column is provided with a second positioning plate, the plane where the first positioning plate is located is perpendicular to the plane where the second positioning plate is located, two sides of the first positioning plate are in threaded connection with first positioning screws, and two sides of the second positioning plate are in threaded connection with second positioning screws.

The utility model discloses a further set up to: the middle part of adjusting the pole is provided with the second drive post, the top of second drive post is provided with the third locating plate, and the middle part is provided with the fourth locating plate, and the bottom is provided with the fifth locating plate, the plane at third locating plate place, the plane at fourth locating plate place and the plane at fifth locating plate place are 60 contained angles each other, pass the both sides threaded connection of third locating plate has the third positioning screw, pass the both sides threaded connection of fourth locating plate has the fourth positioning screw, pass the both sides threaded connection of fifth locating plate has the fifth positioning screw.

The utility model discloses a further set up to: the connecting end plate is provided with two sliding blocks relatively, and the support is located between the two sliding blocks.

The utility model has the advantages that: when polishing, the article that will polish, for example the wood-based plate in proper order through the unit of polishing of deciding thick, the unit of polishing of coarse sand, the unit of polishing of fine sand and the unit of polishing of fine sand, this in-process has polished respectively to each part of article, wherein the mesh number in the abrasive band of first polishing increases gradually to the mesh number in the abrasive band of fourth polishing (the roughness of sand bag is more and more low promptly), so finally can make the smoothness on the surface of article higher, polish effectually, the quality of polishing is also higher.

When the fixed-thickness polishing unit polishes an object, the two first polishing belts are wound on the two first polishing rollers respectively and are supported and driven by the first polishing rollers to rotate, and the object passes through the two first polishing belts, so that both sides of the object can be polished; in a similar way, the polishing modes of the coarse sand polishing unit, the fine sand polishing unit and the fine sand polishing unit are the same as those of the fixed-thickness polishing unit, and the polishing modes are different in that the number of rollers of the fine sand polishing unit and the number of rollers of the fine sand polishing unit are more, the third polishing abrasive belt and the fourth polishing abrasive belt are respectively supported through the polishing pads and are used on the object, namely when the object is polished, the third polishing abrasive belt and the fourth polishing abrasive belt are respectively arranged on two sides of the object, and meanwhile, the inner sides of the third polishing abrasive belt and the fourth polishing abrasive belt are both supported through the polishing pads.

Drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the description of the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without creative efforts.

Fig. 1 is a schematic structural diagram of an embodiment of a sanding machine according to the present invention;

FIG. 2 is an enlarged view of portion A of FIG. 1;

fig. 3 is a first cross-sectional view of an embodiment of a sanding machine according to the present invention;

fig. 4 is a sectional view of a sanding machine according to an embodiment of the present invention;

fig. 5 is a schematic structural diagram of a second embodiment of a partial structure in a sander according to the present invention.

In the figure, 1, a bracket; 2. a fixed thickness polishing unit; 3. a coarse sand polishing unit; 4. a fine sand polishing unit; 5. a fine sand polishing unit; 6. a first grinding roller; 7. a first sanding belt; 8. a second grinding roller; 9. a second sanding belt; 10. a third grinding roller; 11. a third sanding belt; 12. a fourth grinding roller; 13. a fourth sanding belt; 14. grinding a pad; 15. supporting the end plate; 16. connecting the end plates; 17. an adjustment hole; 18. a first conditioning segment; 19. a second conditioning section; 20. a first drive column; 21. a first positioning plate; 22. a second positioning plate; 23. a first positioning screw; 24. a second positioning screw; 25. a second drive column; 26. a third positioning plate; 27. a fourth positioning plate; 28. a fifth positioning plate; 29. a third positioning screw; 30. a fourth positioning screw; 31. a fifth positioning screw; 32. and a slider.

Detailed Description

The technical solution of the present invention will be described clearly and completely with reference to the accompanying drawings and specific embodiments. It is obvious that the described embodiments are only some of the embodiments of the present invention, and not all of them. Based on the embodiments of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention.

Example 1

A sander is disclosed, as shown in fig. 1 to 4, and comprises a bracket 1, a fixed-thickness sanding unit 2, a coarse sanding unit 3, a fine sanding unit 4 and a fine sanding unit 5 which are sequentially arranged on the bracket 1, wherein the fixed-thickness sanding unit 2 comprises four first sanding rollers 6 which are arranged in parallel and two annular first sanding belts 7, each first sanding belt 7 is rotatably connected to two first sanding rollers 6, the coarse sanding unit 3 comprises four second sanding rollers 8 which are arranged in parallel and two annular second sanding belts 9, each second sanding belt 9 is rotatably connected to two second sanding rollers 8, the fine sanding unit 4 comprises six third sanding rollers 10 and two annular third sanding belts 11, each third sanding belt 11 is rotatably connected to three third sanding rollers 10, the fine sand grinding unit 5 comprises six fourth grinding rollers 12 and two fourth grinding abrasive belts 13, wherein each fourth grinding abrasive belt 13 is rotatably connected to three of the fourth grinding rollers 12, and the fine sand grinding unit further comprises four grinding pads 14, wherein the four grinding pads 14 are respectively located in two third grinding abrasive belts 11 and two fourth grinding abrasive belts 13, and are located in two third grinding abrasive belts 11 and two fourth grinding abrasive belts 13, and the grinding pads 14 are located in two third grinding abrasive belts 11 and two grinding pads 14 in the fourth grinding abrasive belts 13 and are arranged oppositely.

The fixed-thickness polishing unit 2, the coarse sand polishing unit 3, the fine sand polishing unit 4 and the fine sand polishing unit 5 respectively comprise four supporting end plates 15, the supporting end plates 15 are rotatably connected with the end parts of the first polishing roller 6, the second polishing roller 8, the third polishing roller 10 and the fourth polishing roller 12, connecting end plates 16 are arranged on the supporting end plates 15, and the connecting end plates 16 are connected with the support 1. The support 1 is provided with a long-strip-shaped adjusting hole 17, the connecting end plate 16 penetrates through the adjusting hole 17 and is movably connected with the support 1, and the support 1 is provided with an adjusting mechanism for adjusting the position of the connecting end plate 16. Adjustment mechanism including rotate connect in regulation pole on the support 1, adjust the pole including first regulation section 18 and second regulation section 19, first regulation section 18 with the outer wall of second regulation section 19 is all seted up threadedly, just screw thread on the first regulation section 18 with the screw thread opposite direction on the second regulation section 19, first regulation section 18 with second regulation section 19 respectively with two relative settings connect end plate 16 threaded connection.

The middle part of adjusting the pole is provided with first drive post 20, the top of first drive post 20 is provided with first locating plate 21, and the bottom is provided with second locating plate 22, the plane at first locating plate 21 place and the plane at second locating plate 22 place are mutually perpendicular, pass the both sides threaded connection of first locating plate 21 has first positioning screw 23, passes the both sides threaded connection of second locating plate 22 has second positioning screw 24 (can choose for use two of them, three or four of four positioning screw according to particular case when in actual use, can all take off positioning screw when rotating first drive post 20).

Two sliding blocks 32 are oppositely arranged on the connecting end plate 16, the support 1 is positioned between the two sliding blocks 32, and a gap of 1mm is formed between the sliding blocks 32 and the support 1, so that the normal lifting of the connecting end plate 16 is not influenced, and meanwhile, the polishing roller can be kept in a better horizontal state, and thus, the polishing with high quality can be carried out.

According to the sander provided by the invention, when sanding, an article to be sanded, such as an artificial board, sequentially passes through the fixed-thickness sanding unit 2, the coarse sand sanding unit 3, the fine sand sanding unit 4 and the fine sand sanding unit 5, and each part of the article is sanded in the process, wherein the mesh number of the first sanding belt 7 to the mesh number of the fourth sanding belt 13 is gradually increased (namely the roughness of the sandbags is gradually reduced), in the embodiment, the first sanding belt 7 is preferably 40 meshes, the second sanding belt 9 is preferably 80 meshes, the third sanding belt 11 is preferably 120 meshes, and the fourth sanding belt 13 is preferably 180 meshes; with the larger mesh number of the abrasive belt, the smoothness of the surface of the object can be finally higher, the grinding effect is good, and the grinding quality is higher.

When the fixed-thickness polishing unit 2 polishes an object, the two first polishing belts 7 are wound on the two first polishing rollers 6 respectively and are supported and driven to rotate by the first polishing rollers 6, and the object passes between the two first polishing belts 7, so that both sides of the object can be polished; similarly, the polishing modes of the coarse sand polishing unit 3, the fine sand polishing unit 4 and the fine sand polishing unit 5 are the same as those of the fixed-thickness polishing unit 2, and the different points are that the number of rollers of the fine sand polishing unit 4 and the number of rollers of the fine sand polishing unit 5 are more, and the third polishing abrasive belt 11 and the fourth polishing abrasive belt 13 are respectively supported by the polishing pad 14 and are applied to the object, that is, when the object is polished, the third polishing abrasive belt 11 and the fourth polishing abrasive belt 13 are respectively arranged on two sides of the object, and meanwhile, the inner sides of the third polishing abrasive belt 11 and the fourth polishing abrasive belt 13 are both supported by the polishing pad 14. The first grinding roller 6, the second grinding roller 8, the third grinding roller 10 and the fourth grinding roller 12 are driven by a conventional structure such as a motor when rotating, and after the position of the grinding rollers is adjusted, the actual requirement can be met only by adjusting the position of the conventional structure such as the motor, so that the description is omitted here.

Moreover, because different objects have different thicknesses to be polished, the gap between the oppositely arranged abrasive belts needs to be adjusted, so that the abrasive belts can meet different requirements, and the application range is improved. When adjusting the gap between two opposite sanding belts, only the adjusting rod needs to be rotated, and since the thread directions of the first adjusting section 18 and the second adjusting section 19 are opposite, when rotating, the two connecting end plates 16 connected to the same adjusting rod will move closer to or away from each other at the same time, thereby achieving the adjusting function. When the position of the connecting end plate 16 is adjusted to be suitable, the first positioning rod or the second positioning rod is rotated, so that the first positioning rod or/and the second positioning rod are abutted to the side wall of the support 1, and the fixing of the position of the first driving column 20 can be completed, and the device is simple and convenient. Wherein both ends of the sanding pad 14 are attached to the support end plate 15, i.e. the sanding pad 14 is adjusted in response to the adjustment of the position of the support end plate 15, so that the sanding pad 14 is able to continuously support the third sanding belt 11 and the fourth sanding belt 13. Meanwhile, the grinding pad 14 with different thicknesses or shapes can be selected according to actual conditions (the grinding pad 14, the third grinding abrasive belt 11 and the fourth grinding abrasive belt 13 are all consumables and need to be replaced frequently).

Example 2

The sander is different from the first embodiment in that a second driving column 25 is arranged in the middle of the adjusting rod as shown in fig. 5, the top end of the second driving column 25 is provided with a third positioning plate 26, the middle part is provided with a fourth positioning plate 27, the bottom end is provided with a fifth positioning plate 28, the plane that third locating plate 26 belonged to, the plane that fourth locating plate 27 belonged to and the plane that fifth locating plate 28 belonged to are 60 contained angles each other, pass the both sides threaded connection of third locating plate 26 has third positioning screw 29, passes the both sides threaded connection of fourth locating plate 27 has fourth positioning screw 30, passes the both sides threaded connection of fifth locating plate 28 has fifth positioning screw 31 (can select for use two, three, four, five, six among six positioning screws for use in the concrete situation when in actual use, can all take off all positioning screw when rotating second drive column 25).

When the position of the connecting end plate 16 is adjusted, only the second driving column 25 needs to be rotated, and after the position is adjusted to be proper, the third positioning screw 29 or \ and the fourth positioning screw 30 or \ and the fifth positioning screw 31 are rotated, and the positioning screws are abutted to the outer wall of the bracket 1, so that the position stability of the second driving column 25 can be kept, and the adjustment is completed.

Example 3

The grinding pad 14 is connected to the bracket 1, and the position of the grinding pad 14 can be adjusted by the following specific adjustment modes: pass grinding pad 14 and be provided with the connecting rod, the both ends of connecting rod all contradict on the inner wall of support 1, rotate simultaneously on the inner wall of support 1 and be connected with the screw rod, the tip threaded connection of screw rod and connecting rod, consequently when rotating the screw rod, just can adjust the position of connecting rod to play the effect of adjusting grinding pad 14. Meanwhile, the grinding pad 14 can be rotatably connected or fixedly connected with the connecting rod according to actual conditions.

It should be noted that, in the present specification, the embodiments are described in a progressive manner, each embodiment focuses on differences from other embodiments, and the same and similar parts among the embodiments may be referred to each other.

The above description is only for the purpose of describing the preferred embodiments of the present invention, and is not intended to limit the scope of the present invention, and any variations and modifications made by those skilled in the art based on the above disclosure are within the scope of the appended claims.

Claims

1. A sander is characterized in that: comprises a bracket (1), a fixed-thickness polishing unit (2), a coarse sand polishing unit (3), a fine sand polishing unit (4) and a fine sand polishing unit (5) which are sequentially arranged on the bracket (1), wherein the fixed-thickness polishing unit (2) comprises four first polishing rollers (6) which are arranged in parallel and two annular first polishing abrasive belts (7), each first polishing abrasive belt (7) is rotationally connected to two first polishing rollers (6), the coarse sand polishing unit (3) comprises four second polishing rollers (8) which are arranged in parallel and two annular second polishing abrasive belts (9), each second polishing abrasive belt (9) is rotationally connected to two second polishing rollers (8), the fine sand polishing unit (4) comprises six third polishing rollers (10) and two annular third polishing belts (11), each third sanding belt (11) is rotationally connected to three third sanding rollers (10), each fine sanding unit (5) comprises six fourth sanding rollers (12) and two fourth sanding belts (13), each fourth sanding belt (13) is rotationally connected to three fourth sanding rollers (12), and the polishing machine further comprises four polishing pads (14), wherein the four polishing pads (14) are respectively positioned in the two third sanding belts (11) and the two fourth sanding belts (13), and are positioned in the third sanding belts (11) and the two fourth sanding belts (13), and the two polishing pads (14) in the third sanding belts (11) and the two polishing pads (14) in the fourth sanding belts (13) are oppositely arranged.

2. The sanding machine according to claim 1, characterized in that: the fixed-thickness polishing unit (2), the coarse sand polishing unit (3), the fine sand polishing unit (4) and the fine sand polishing unit (5) comprise four supporting end plates (15), the supporting end plates (15) are connected with the first polishing roller (6) or the second polishing roller (8) or the third polishing roller (10) or the end part of the fourth polishing roller (12) in a rotating mode, connecting end plates (16) are arranged on the supporting end plates (15), and the connecting end plates (16) are connected with the support (1).

3. A sanding machine according to claim 2, characterized in that: the adjustable support is characterized in that a long-strip-shaped adjusting hole (17) is formed in the support (1), the connecting end plate (16) penetrates through the adjusting hole (17) and is movably connected with the support (1), and an adjusting mechanism for adjusting the position of the connecting end plate (16) is arranged on the support (1).

4. A sanding machine according to claim 3, characterized in that: adjustment mechanism including rotate connect in adjust the pole on support (1), adjust the pole including first regulation section (18) and second regulation section (19), first regulation section (18) with the outer wall of second regulation section (19) is all seted up threadedly, just screw thread on first regulation section (18) with the opposite direction of screw thread is gone up in second regulation section (19), first regulation section (18) with second regulation section (19) respectively with two relative settings connection end plate (16) threaded connection.

5. The sanding machine according to claim 4, characterized in that: the middle part of adjusting the pole is provided with first drive post (20), the top of first drive post (20) is provided with first locating plate (21), and the bottom is provided with second locating plate (22), the plane at first locating plate (21) place with the plane at second locating plate (22) place is mutually perpendicular, passes the both sides threaded connection of first locating plate (21) has first positioning screw (23), passes the both sides threaded connection of second locating plate (22) has second positioning screw (24).

6. The sanding machine according to claim 4, characterized in that: the middle part of adjusting the pole is provided with second drive post (25), the top of second drive post (25) is provided with third locating plate (26), and the middle part is provided with fourth locating plate (27), and the bottom is provided with fifth locating plate (28), the plane at third locating plate (26) place the plane at fourth locating plate (27) place and the plane at fifth locating plate (28) place are 60 contained angles each other, pass the both sides threaded connection of third locating plate (26) has third positioning screw (29), passes the both sides threaded connection of fourth locating plate (27) has fourth positioning screw (30), passes the both sides threaded connection of fifth locating plate (28) has fifth positioning screw (31).

7. The sanding machine according to claim 4, characterized in that: two sliding blocks (32) are oppositely arranged on the connecting end plate (16), and the support (1) is located between the two sliding blocks (32).