CN218874940U - Sanding machine - Google Patents

Abstract

The utility model discloses a sander, including crane and swing span, the bottom of crane sets up down the cross roll, the swing span sets up in the top of crane, the swing span rotates with the crane to be connected, but the swing span level rotates, the top of swing span sets up the cross roll, it is equipped with the abrasive band with the common cover of cross roll down to go up the cross roll, the crane is provided with left detector and right detector, left side detector and right detector detect the position of the width direction's on abrasive band a side respectively, the crane still is provided with the actuating mechanism who drives the reciprocating swing span, actuating mechanism includes first cylinder and attenuator, first cylinder includes cylinder body and push rod, the crane is connected to one in cylinder body and the push rod, another connection swing span in cylinder body and the push rod, the one end of attenuator is fixed with the cylinder body, the other end of attenuator is fixed with the tip of push rod. The utility model discloses a sander can reduce the debugging, guarantees the sand light quality.

Description

Sanding machine

Technical Field

The utility model relates to a polishing equipment, in particular to grinder.

Background

When wood is produced, a sander is used, so that the surface of the wood is sanded flat.

Structurally, the sander comprises an abrasive belt, an upper transverse roller and a lower transverse roller, wherein the upper transverse roller and the lower transverse roller support and tension the abrasive belt.

During operation, the lower transverse roller extrudes the abrasive belt, so that the abrasive belt is contacted with wood to finish sanding, the upper transverse roller swings in the horizontal direction, the upper transverse roller and the lower transverse roller are changed from being parallel to being crossed, the abrasive belt reciprocates left and right, and the abrasive belt is prevented from being separated from the same side of the upper transverse roller and the lower transverse roller.

It is common, set up the cylinder, the tip of horizontal roller is gone up in the cylinder pulling for go up horizontal roller and take place the swing.

However, the above structure is difficult to ensure sanding quality, and needs to be repeatedly debugged.

SUMMERY OF THE UTILITY MODEL

The utility model discloses aim at solving one of the technical problem that exists among the prior art at least. Therefore, the utility model provides a sander can reduce the debugging, guarantees the sand light quality.

According to the utility model discloses a grinder of first aspect embodiment, including crane and swinging boom, the bottom of crane sets up down the cross roll, the swinging boom set up in the top of crane, the swinging boom with the crane rotates to be connected, but the swinging boom level rotates and goes up and down, the top of swinging boom sets up the cross roll, go up the cross roll with the common cover of cross roll is equipped with the abrasive band down, the crane is provided with left detector and right detector, left side detector with right side detector detects respectively the position of a side of the width direction on abrasive band, the crane still is provided with the drive the reciprocating swing's of swinging boom actuating mechanism, actuating mechanism includes first cylinder and attenuator, first cylinder includes cylinder body and push rod, one of cylinder body and push rod is connected the crane, another in cylinder body and the push rod is connected the swinging boom, the one end of attenuator with the cylinder body is fixed, the other end of attenuator with the end fixing of push rod.

According to the utility model discloses a grinder of first aspect embodiment, the cylinder body is fixed in the swinging boom, the crane is provided with the location axle of erectting, installation the horizontal adjustment subassembly of location axle, the push rod sets up the holding the locating hole of location axle, the location axle with the locating hole can rotate relatively.

According to the utility model discloses a grinder of first aspect embodiment, the tip of push rod is provided with the first cover body, the push rod passes through threaded connection the radial surface of the first cover body, the inside of the first cover body is used for forming the locating hole.

According to the utility model discloses a grinder of first aspect embodiment, the attenuator is fixed with the second cover body, the second cover body suit in the location axle.

According to the utility model discloses a grinder of first aspect embodiment, the attenuator set up in the top of push rod, the attenuator is provided with mounting bolt, the direction is connected from top to bottom to mounting bolt cylinder body or installation on the part of cylinder body.

According to the utility model discloses a grinder of first aspect embodiment, the horizontal adjustment subassembly includes horizon bar, adjustment lid and pedestal, the one end of horizon bar is fixed the bottom of location axle, the horizon bar gliding set up in the pedestal, the other end of horizon bar sets up the external screw thread, set up rotatable third cover body in the pedestal, the internal surface of the third cover body set up with thread fit's internal thread, the terminal surface of the third cover body is connected the adjustment lid.

According to the utility model discloses a grinder of first aspect embodiment, the pedestal is provided with locking bolt, locking bolt butt the radial surface of horizon bar is in order to fix the horizon bar.

According to the utility model discloses a grinder of first aspect embodiment, the pedestal sets up the holding the counter bore of the third cover body, the counter bore is provided with the restriction the rand that the third cover body deviates from.

According to the utility model discloses a grinder of first aspect embodiment, down the horizontal roller side by side be provided with two.

According to the utility model discloses a grinder of first aspect embodiment, the crane still is provided with dustproof baffle, dustproof baffle set up in the discharge side of lower horizontal roll, the top of following of dustproof baffle slope is shielded the abrasive band, dustproof baffle is empty shell form, dustproof baffle's bottom sets up the profile modeling and advances the dirt mouth, outside dust absorption pipeline is connected at dustproof baffle's top.

According to the utility model discloses grinder has following beneficial effect at least:

the utility model discloses a set up the attenuator, therefore, after the abrasive band was discerned to the detector, when the first cylinder of controller control moved, the attenuator can obstruct the action of first cylinder, therefore, make the swing span slow swing for the speed of abrasive band skew progressively is zero, then, the abrasive band squints to opposite direction again, avoids first cylinder rapid action and makes the unexpected diversion of abrasive band and quick skew, produces the distortion texture on avoiding the plank, guarantees the quality of plank.

Additional aspects and advantages of the invention will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the invention.

Drawings

The above and/or additional aspects and advantages of the present invention will become apparent and readily appreciated from the following description of the embodiments, taken in conjunction with the accompanying drawings of which:

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

fig. 2 is a schematic structural diagram of a driving mechanism of the sanding machine shown in fig. 1.

Reference numerals: 100-lifting frame, 110-swinging frame, 120-upper horizontal roller, 130-lower horizontal roller, 140-abrasive belt, 150-left detector, 160-driving mechanism, 170-first cylinder, 180-damper, 190-cylinder body, 200-push rod, 210-positioning shaft, 220-horizontal adjusting component, 230-first sleeve body, 240-second sleeve body, 250-mounting bolt, 260-horizontal rod, 270-adjusting cover, 280-base body, 290-third sleeve body, 300-counter bore, 310-clamping ring, 320-dustproof baffle plate and 330-profiling dust inlet.

Detailed Description

Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary only for the purpose of explaining the present invention, and should not be construed as limiting the present invention.

In the description of the present invention, it should be understood that the directional descriptions, such as the directions or positional relationships indicated by upper, lower, front, rear, left, right, etc., are based on the directions or positional relationships shown in the drawings, and are only for convenience of description and simplification of the description, but not for indicating or implying that the device or element referred to must have a specific direction, be constructed and operated in a specific direction, and thus should not be construed as limiting the present invention.

In the description of the present invention, a plurality of means are one or more, a plurality of means are two or more, and the terms greater than, less than, exceeding, etc. are understood as not including the number, and the terms greater than, less than, within, etc. are understood as including the number. If the first and second are described for the purpose of distinguishing technical features, they are not to be understood as indicating or implying relative importance or implicitly indicating the number of technical features indicated or implicitly indicating the precedence of the technical features indicated.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood as a specific case by those skilled in the art.

A sander according to an embodiment of the present invention is described below with reference to the accompanying drawings.

Referring to fig. 1, the present disclosure is directed to an embodiment of a sander.

In this embodiment, the sander has a horizontally moving conveyor belt or chain, so that the board can be conveyed horizontally.

In this embodiment, the sanding machine further has a sanding device, and the sanding device is mounted on the frame of the sanding machine and is used for sanding the top surface of the wood board.

Structurally, the sanding device comprises a lifting frame 100, and the lifting frame 100 can be driven by an electrode and a screw rod, so that the distance between the sanding device and wood is accurately controlled, and the sanding quality is guaranteed.

Structurally, the roll-over plate and the fixing bolts are arranged on one side of the lifting frame 100, so that the lifting frame 100 is balanced in stress, and the abrasive belt 140 is convenient to replace.

In arrangement, the sanding device further comprises a swing frame 110, the swing frame 110 is installed on the lifting frame 100, an upper transverse roller 120 is arranged at the top of the swing frame 110, a lower transverse roller 130 is arranged at the bottom of the lifting frame 100, and the upper transverse roller 120 and the lower transverse roller 130 are sleeved with a sanding belt 140 together to perform a sanding function.

Meanwhile, the swing frame 110 is rotatably connected with the lifting frame 100, and the swing frame 110 can horizontally rotate and lift, so that on one hand, the swing frame 110 can swing to correct the deviation of the abrasive belt 140, and on the other hand, the swing frame 110 can lift to shorten or increase the distance between the upper transverse roller 120 and the lower transverse roller 130, thereby facilitating the replacement of the abrasive belt 140 and the tensioning of the abrasive belt 140.

In some specific embodiments of the present invention, the crane 100 is provided with a left detector 150 and a right detector, and the left detector 150 and the right detector respectively detect the position of one side of the width direction of the abrasive belt 140.

In some embodiments of the present invention, left detector 150 and right detector can be micro-touch switches with a shift lever, which detects the position of abrasive belt 140 and controls the swinging of swing frame 110 when abrasive belt 140 touches.

In some specific embodiments of the present invention, the left detector 150 and the right detector can also be photo detectors, thereby not only satisfying the detection requirement, but also avoiding vulnerability due to contact.

In some embodiments of the present invention, the crane 100 is further provided with a driving mechanism 160 for driving the swing frame 110 to swing back and forth in order to enable the swing frame 110 to swing back and forth.

Specifically, the driving mechanism 160 includes a first air cylinder 170 and a damper 180, the first air cylinder 170 includes a cylinder 190 and a push rod 200, one of the cylinder 190 and the push rod 200 is connected to the crane 100, the other of the cylinder 190 and the push rod 200 is connected to the swing frame 110, one end of the damper 180 is fixed to the cylinder 190, and the other end of the damper 180 is fixed to the end of the push rod 200.

One of the cylinder 190 and the push rod 200 is connected with the lifting frame 100, the other of the cylinder 190 and the push rod 200 is connected with the swing frame 110, one end of the damper 180 is fixed with the cylinder 190, and the other end of the damper 180 is fixed with the end of the push rod 200, which shows that the installation of the two can be exchanged without affecting the realization of the effect.

The cylinder 190 is installed on the lifting frame 100 to facilitate the connection of the pipeline, and the cylinder 190 is installed on the swing frame 110 to facilitate the arrangement and adjustment of the structure, so that the space is enough.

In the embodiment, the cylinder 190 is disposed on the swing frame 110, and the push rod 200 is connected to the lifting frame 100.

In some embodiments of the present invention, the first cylinder 170 can be rotatably connected to one of the swing frame 110 and the crane 100, and the first cylinder 170 can be rotatably connected to both the swing frame 110 and the crane 100 to meet the requirement of position change caused by rotation of the swing frame 110.

In some embodiments of the present invention, it is also possible to provide the push rod 200 with a two-stage structure, thereby allowing the first cylinder 170 to be deformed itself regardless of the form of the connection of the first cylinder 170 to the swing frame 110 and the crane 100.

Therefore, the utility model discloses a set up attenuator 180, therefore, after abrasive band 140 was discerned to the detector, when the first cylinder 170 of controller control moved, attenuator 180 can hinder the action of first cylinder 170, therefore, make the swing span 110 slowly swing, make the speed of abrasive band 140 skew progressively be zero, then, abrasive band 140 squints to opposite direction again, avoid first cylinder 170 to move rapidly and make abrasive band 140 turn to suddenly and quick skew, avoid producing the distortion texture on the plank, guarantee the quality of plank.

In some specific embodiments of the present invention, the cylinder 190 is fixed to the swing frame 110, the lifting frame 100 is provided with a vertical positioning shaft 210 and a horizontal adjusting assembly 220 for installing the positioning shaft 210, the push rod 200 is provided with a positioning hole for accommodating the positioning shaft 210, and the positioning shaft 210 and the positioning hole can rotate relatively.

Therefore, when the swing frame 110 swings, the push rod 200 can rotate around the positioning shaft 210, and the first cylinder 170 is not easy to be stuck or eccentric.

Meanwhile, when the swing frame 110 is lifted, the positioning hole and the positioning shaft 210 can slide up and down relatively without interfering with the lifting of the swing frame 110.

In some embodiments of the present invention, the end of the push rod 200 is provided with a first sleeve 230, the push rod 200 is connected to the radial outer surface of the first sleeve 230 by a screw, and the inside of the first sleeve 230 is used to form a positioning hole.

It is easy to understand that, in the present embodiment, the first sleeve 230 is provided, so that the first cylinder 170 can be directly purchased, and then the first sleeve 230 is installed at the end of the push rod 200, so that the arrangement is completed, the manufacturing difficulty is reduced, and the later maintenance is facilitated.

In some embodiments of the present invention, the damper 180 is fixed with a second sleeve 240, and the second sleeve 240 is sleeved on the positioning shaft 210.

It can be easily understood that the main body of the damper 180 can be obtained by purchase, which reduces the difficulty of manufacture and also allows the installation of the damper 180 without affecting the swinging and lifting of the swing frame 110.

In some embodiments of the present invention, the damper 180 is disposed on the top of the push rod 200, the damper 180 is provided with a mounting bolt 250, and the mounting bolt 250 is connected to the cylinder 190 or a component of the cylinder 190.

It is easy to understand, with attenuator 180 setting at the top of push rod 200, dismouting attenuator 180 that can be convenient, convenient maintenance adapts to the characteristics that attenuator 180 life-span is shorter than the cylinder.

In some specific embodiments of the present invention, a cooling water jacket may be further disposed on the damper 180 to prevent the damper 180 from overheating.

The internal structure of the damper 180 is mostly related to the prior art, and is not described in detail, and the mounting structure may be modified or configured according to actual needs.

Illustratively, the damper 180 has two deformable cavities, the two cavities are communicated through a small hole, the cavities are filled with liquid, when the damper 180 is stretched or compressed, one of the two cavities becomes large, the other one becomes small, the liquid is required to flow through the small hole, the cavities compress the liquid due to the flow limiting effect of the small hole, and the reaction force of the liquid on the cavities causes the damper 180 to generate resistance force for resisting deformation, so as to achieve the effect of generating damping.

In some specific embodiments of the present invention, the horizontal adjustment assembly 220 includes a horizontal rod 260, an adjustment cover 270 and a base 280, the bottom end of the fixed positioning shaft 210 is fixed to one end of the horizontal rod 260, the horizontal rod 260 is slidably disposed in the base 280, the other end of the horizontal rod 260 is disposed with an external thread, a rotatable third sleeve 290 is disposed in the base 280, the inner surface of the third sleeve 290 is disposed with an internal thread engaged with the external thread, and the adjustment cover 270 is connected to the end surface of the third sleeve 290.

Thus, the adjustment cap 270 is rotated to rotate the third sleeve 290, and the horizontal rod 260 can only move due to the matching relationship between the internal thread and the external thread, and the horizontal rod 260 is translated by the internal thread and the external thread, so as to change the position of the positioning shaft 210, and further, the absolute position of the swing frame 110, that is, the starting point and the ending point of the swing frame 110 are changed, and the relative position relationship between the starting point and the ending point is not changed, and the relative position relationship between the starting point and the ending point depends on the stroke of the first cylinder 170.

In some specific embodiments of the present invention, the seat 280 is provided with a locking bolt abutting a radial surface of the horizontal bar 260 to secure the horizontal bar 260.

It is easy to understand, this embodiment can lock the position of horizontal pole 260 through setting up the locking bolt, avoids unexpected the change in the use, guarantees the grinder steady operation.

In some embodiments of the present invention, the seat 280 is provided with a counter bore 300 for receiving the third sleeve 290, and the counter bore 300 is provided with a retainer ring 310 for limiting the third sleeve 290 from being removed.

It will be readily appreciated that the third sleeve 290 can be easily installed by providing the counterbore 300 and the collar 310, thereby reducing the difficulty of assembly.

As for the connection of the third sleeve 290 and the end cap, it is possible to realize the connection by using a pin or the like, and the manufacturing difficulty is low.

In some embodiments of the present invention, two lower horizontal rollers 130 are disposed side by side.

It is easy to understand that the two lower transverse rollers 130 are arranged, so that the abrasive belt 140 is distributed in a tripod shape, the area of contacting the wood board is increased, the internal space of the abrasive belt 140 is increased, and the structure on the crane 100 is convenient to arrange.

In some specific embodiments of the present invention, the crane 100 further comprises a dust-proof baffle 320, the dust-proof baffle 320 is disposed at the discharging side of the lower horizontal roller 130, the abrasive belt 140 is covered from above by the dust-proof baffle 320, the dust-proof baffle 320 is hollow, the bottom of the dust-proof baffle 320 is provided with a profiling dust inlet 330, and the top of the dust-proof baffle 320 is connected with an external dust suction pipeline.

It is easy to understand that the arrangement of the dust-proof baffle 320 can shield the sanding belt 140 to avoid external touch, so that the dust-proof baffle 320 is hollow, the dust-proof baffle 320 has the dust-absorbing function, the scattering of dust is reduced, and the interior of the sanding machine is clean.

In the description herein, references to the description of the term "one embodiment," "some embodiments," "an illustrative embodiment," "an example," "a specific example," or "some examples" or the like mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the present invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

The embodiments of the present invention have been described in detail with reference to the drawings, but the present invention is not limited to the above embodiments, and various changes can be made without departing from the spirit of the present invention within the knowledge of those skilled in the art.

Claims (10)

1. The utility model provides a sander, a serial communication port, including crane and swing span, the bottom of crane sets up down the cross roll, the swing span set up in the top of crane, the swing span with the crane rotates to be connected, but the swing span level is rotated and is gone up and down, the top of swing span sets up the cross roll, go up the cross roll with the common cover of cross roll is equipped with the abrasive band down, the crane is provided with left detector and right detector, a left side detector with right detector detects respectively the position of one side of the width direction of abrasive band, the crane still is provided with the drive the reciprocating swing's of swing span actuating mechanism, actuating mechanism includes first cylinder and attenuator, first cylinder includes cylinder body and push rod, one of cylinder body and push rod is connected the crane, another of cylinder body and push rod is connected the swing span, the one end of attenuator with the cylinder body is fixed, the other end of attenuator with the end fixing of push rod.

2. The sanding machine according to claim 1, wherein the cylinder body is fixed to the swing frame, the lifting frame is provided with a vertical positioning shaft and a horizontal adjusting assembly for mounting the positioning shaft, the push rod is provided with a positioning hole for accommodating the positioning shaft, and the positioning shaft and the positioning hole can rotate relatively.

3. The sanding machine according to claim 2, wherein a first sleeve body is disposed at an end of the push rod, the push rod is connected to a radially outer surface of the first sleeve body through threads, and the positioning hole is formed inside the first sleeve body.

4. The sanding machine according to claim 2, wherein a second sleeve is fixed on the damper and sleeved on the positioning shaft.

5. The sander as set forth in claim 4, wherein the damper is disposed on the top of the push rod, and the damper is provided with a mounting bolt, and the mounting bolt is connected to the cylinder body or a component for mounting the cylinder body in the up-down direction.

6. The sanding machine according to claim 2, wherein the horizontal adjustment assembly comprises a horizontal rod, an adjustment cover and a base, one end of the horizontal rod is fixed at the bottom end of the positioning shaft, the horizontal rod is slidably arranged in the base, the other end of the horizontal rod is provided with an external thread, a rotatable third sleeve body is arranged in the base, the inner surface of the third sleeve body is provided with an internal thread matched with the external thread, and the end surface of the third sleeve body is connected with the adjustment cover.

7. The sander as set forth in claim 6, wherein said housing is provided with a locking bolt that abuts a radial surface of said horizontal rod to secure said horizontal rod.

8. The sanding machine according to claim 6, wherein the base body is provided with a counter bore for receiving the third sleeve body, the counter bore being provided with a collar for limiting the third sleeve body from coming off.

9. The sanding machine according to claim 1, wherein two of said lower transverse rollers are arranged side by side.

10. The sanding machine according to claim 9, wherein the lifting frame is further provided with a dustproof baffle plate, the dustproof baffle plate is arranged on the discharge side of the lower transverse roller, the sanding belt is shielded from the upper side in an inclined manner by the dustproof baffle plate, the dustproof baffle plate is hollow, a profiling dust inlet is formed in the bottom of the dustproof baffle plate, and an external dust suction pipeline is connected to the top of the dustproof baffle plate.

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