CN207548430U - A kind of irregular sanding machine - Google Patents

Abstract

The utility model is related to woodworking machinery fields, disclose a kind of irregular sanding machine, including main motor, synchronous cog belt, annular framework, driving mechanism, multiple grinding wheels and with the one-to-one sand frame of grinding wheel；It arranges inside and outside synchronous cog belt with teeth, synchronous cog belt is in the annular to match with the shape of annular framework；Main motor is oppositely arranged on the inside of the both ends of synchronous cog belt, first gear on main motor output shaft is engaged with the inside of synchronous cog belt, synchronous cog belt is set in annular framework, the both sides of annular framework offer window, multiple grinding wheels, sand frame are mounted on annular framework, and the opposite outside for being set on window, grinding wheel is engaged by second gear with the outside of synchronous cog belt, driving mechanism is connect with the upper end of sand frame, for driving sand frame reciprocating along the respective window top of annular framework.The utility model can solve the problems such as number of motors that existing sanding efficiency is low, is equipped with is numerous, control system is complicated, sanding is uneven.

Description

A kind of irregular sanding machine

Technical field

The utility model is related to woodworking machinery technical field, more particularly to a kind of irregular sanding machine.

Background technology

Sanding process belongs to the grinding field in wood cutting processing, it is replaced with grinding tools such as abrasive band, sand paper or grinding wheels Cutter is processed workpiece, it is therefore an objective to remove the cutter trades such as workpiece surface material, burr, milling, workpiece is made to reach certain Thickness or surface quality requirements.As the sanding in woodwork paint face requires extremely finely, to be not only directly related to most The quality of whole surface paint quality, and the usage amount of expensive paint can be influenced.Sander manufacturing is furniture, wooden The finishing equipment manufacturing industry of the industries such as product, building materials and finishing.In wood processing machinery, abnormal curved surface sander is very often The one kind seen, it is suitable for as the fine sanding on the surfaces such as timber, timber window, musical instrument, wood artwork and priming paint sanding.

In structure, existing irregular sanding machine be mostly workpiece by formula, using multigroup brush grinding wheel, be equipped with multiple electricity Machine, sand frame makees transverse movement while grinding wheel carries out rotation.But the irregular sanding machine overall dimension of this form is big, and structure is not tight It gathers, the special-shaped sanding of longer and relatively narrow workpiece surface is less applicable in.And more grinding wheels work at the same time, and it is empty to have part grinding wheel Turn, so as to cause energy waste, sanding limited efficacy；The number of motors that multigroup sand frame is equipped with is very more, increases rack carrying Weight, to frame material require higher, control system is more complicated, also so that sander cost increase.

Utility model content

(1) technical problems to be solved

The purpose of this utility model is to provide a kind of irregular sanding machine, and to solve, existing abrasive finishing machine abrasive finishing efficiency is low, sanding The problems such as number of motors of machine outfit is numerous, control system is complicated.

(2) technical solution

In order to solve the above-mentioned technical problem, the utility model embodiment provides a kind of irregular sanding machine, including main motor, Synchronous cog belt, annular framework, driving mechanism, multiple grinding wheels and with the one-to-one sand frame of the grinding wheel；

It arranges inside and outside the synchronous cog belt with teeth, the synchronous cog belt is in the shape with the annular framework The annular that shape matches；

The main motor is oppositely arranged on the inside of the both ends of the synchronous cog belt, and the output shaft of the main motor is connected with First gear, the first gear are engaged with the inside of the synchronous cog belt, and the synchronous cog belt is set on institute with being adapted It states in annular framework, the both sides of the annular framework offer window, and multiple grinding wheels are mounted on described by the sand frame On annular framework, and respectively with respect to set on the outside of the window, the grinding wheel passes through second gear and the synchronous cog belt Outside engagement, the driving mechanism is connect with the upper end of the sand frame, for driving the sand frame along the annular framework phase Answer the linear guide on window reciprocating.

In the embodiment of the utility model, the annular framework includes two straightways being arranged in parallel and set on described straight Line segment both ends are used to connect the arc section of two straightways.

In the embodiment of the utility model, the window is set on the straightway, and the length of the window with it is described straight The length of line segment matches.

In the embodiment of the utility model, the driving mechanism is driving cylinder, the telescopic end of the driving cylinder and institute The upper end connection of sand frame is stated, the fixing end of the driving cylinder is fixed at the arc section of the annular framework.

In the embodiment of the utility model, the straightway upper end of the annular framework is respectively equipped with the linear guide, institute Stating sand frame can be reciprocating on the line slide rail.

In the embodiment of the utility model, it is described driving cylinder be two, two it is described driving cylinders it is diagonally positioned in The both sides of the annular framework.

In the embodiment of the utility model, the grinding wheel is connect by the grinding wheel spindle being vertically arranged with the sand frame, described Grinding wheel spindle is equipped with bearing with the sand frame junction.

In the embodiment of the utility model, the second gear is set on the grinding wheel spindle, and is located in the grinding wheel spindle The both sides up and down of the second gear are respectively equipped with auxiliary positioning wheel.

In the embodiment of the utility model, the sand frame includes rectangular frame, is set at the top and bottom of the rectangular frame The extension of oriented the same side extension, the grinding wheel spindle sequentially pass through the bottom and top of the rectangular frame from bottom to top, and The both sides slidable connection up and down of the extension and the annular framework.

In the embodiment of the utility model, multiple grinding wheels and sand frame require to be distributed on the ring according to sander size The both sides of the length direction of shape rack；

Odontoid and size all same inside and outside the synchronous cog belt；

The output shaft of the main motor is connect by shaft coupling with the first gear.

(3) advantageous effect

Compared with prior art, the utility model has the following advantages：

A kind of irregular sanding machine provided by the utility model, including main motor, synchronous cog belt, annular framework, multiple Grinding wheel and with the one-to-one sand frame of the grinding wheel；It arranges inside and outside the synchronous cog belt with teeth, the synchronous gear Shape band is in the annular to match with the shape of the annular framework；The main motor is oppositely arranged on the two of the synchronous cog belt End inside, the output shaft of the main motor are connected with first gear, are nibbled on the inside of the first gear and the synchronous cog belt It closes, the synchronous cog belt is set in the annular framework with being adapted, and the both sides of the annular framework offer window, multiple The grinding wheel is mounted on by the sand frame on the annular framework, and the opposite outside for being set on the window, the grinding wheel lead to It engages in the outside that second gear is crossed with the two-side synchronous toothed belt.The utility model drives synchronous tooth profile by two main motors Band makees circulatory motion, and drives the synchronized rotation simultaneously of multiple grinding wheels, so as to complete the fine grinding sanding to workpiece surface.Its structure shape Formula is more reasonable, using Synchronous Belt Drives so that multiple grinding wheels only need two main motors just can realize grinding wheel synchronous rotation, Sanding work is completed, more traditional irregular sanding machine is much less on motor usage quantity, saves being manufactured into for sander This, is simplified control system, operates easier.At the same time, the loading capacity of annular framework is alleviated, is conducive to Ensure the safe to use of sander；With compact-sized, transmission efficiency, the more traditional sanding workshop section smaller of power consumption, it is applicable in In the sanding of plurality of specifications workpiece the features such as.

And driving mechanism is connect with the upper end of sand frame, for driving respective window of the sand frame along the annular framework Side moves back and forth so that sanding face is wider, and sanding is more uniform.

Description of the drawings

Fig. 1 is a kind of stereoscopic schematic diagram of irregular sanding machine of the utility model embodiment；

Fig. 2 is a kind of front view of irregular sanding machine of the utility model embodiment；

Fig. 3 is a kind of side view of irregular sanding machine of the utility model embodiment；

Fig. 4 is a kind of vertical view of irregular sanding machine of the utility model embodiment；

Fig. 5 be a kind of irregular sanding machine of the utility model embodiment production-line arrangement schematic diagram (arrow be workpiece feeding Direction)；

In figure：1：Main motor；2：First gear；3：Synchronous cog belt；31：Tooth；4：Second gear；5：Sand frame；51：Rectangle Frame；6：Grinding wheel；7：Grinding wheel spindle；8：Annular framework；81：Window；9：Drive cylinder；10：The linear guide；11：Auxiliary positioning wheel.

Specific embodiment

With reference to the accompanying drawings and examples, specific embodiment of the present utility model is described in further detail.Below Embodiment is used to illustrate the utility model, but be not intended to limit the scope of the present invention.

In the description of the present invention, it should be noted that term " " center ", " longitudinal direction ", " transverse direction ", " on ", " under ", The orientation or position relationship of the instructions such as "front", "rear", "left", "right", " vertical ", " level ", " top ", " bottom " " interior ", " outer " are Based on orientation shown in the drawings or position relationship, it is for only for ease of description the utility model and simplifies description rather than instruction Or imply that signified device or element there must be specific orientation, with specific azimuth configuration and operation, therefore be not understood that For the limitation to the utility model.In addition, term " first ", " second ", " third " etc. are only used for description purpose, without being understood that To indicate or implying relative importance.

In the description of the present invention, it should be noted that unless otherwise clearly defined and limited, term " is pacified Dress ", " connected ", " connection " should be interpreted broadly, for example, it may be being fixedly connected or being detachably connected or integrally Connection；Can be mechanical connection or electrical connection；It can be directly connected, can also be indirectly connected by intermediary, It can be the connection inside two elements.For the ordinary skill in the art, it is above-mentioned that concrete condition understanding can be regarded Concrete meaning of the term in the utility model.

In the description of the present invention, it should be noted that the synchronous cog belt of main transmission use is by two main motors Drive, be based only on orientation shown in the drawings and position relationship, be for only for ease of description the utility model rather than instruction or Imply that signified component there cannot be such as strainer accessory；Signal based on attached drawing only depicts grinding wheel, a sand Frame structure, therefore it is not intended that limitation to the utility model.

In addition, in the description of the present invention, unless otherwise indicated, " multiple ", " more ", " multigroup " are meant that two It is a or more than two.

The utility model embodiment provides a kind of irregular sanding machine, and Fig. 1 shows the stereoscopic schematic diagram of irregular sanding machine, It includes main motor 1, synchronous cog belt 3, annular framework 8, driving mechanism, multiple grinding wheels 6 and one-to-one with the grinding wheel 6 Sand frame 5；

Fig. 4 shows the vertical view of irregular sanding machine, arranges with teeth 31 inside and outside the synchronous cog belt 3, example Such as rectangular teeth, stepped tooth, lance tooth, the tooth are vertically arranged, i.e., tooth is arranged perpendicular to the length direction of synchronous cog belt 3 It arranges, the annular that the synchronous cog belt 3 matches in the shape with the annular framework 8, in the embodiment of the utility model, ring Shape is oblong；

As shown in Figure 1, the main motor 1 is oppositely arranged on the inside of the both ends of the synchronous cog belt 3, the main motor 1 Output shaft first gear 2 is connected with by shaft coupling, the first gear 2 is engaged with the inside of the synchronous cog belt 3, institute It states synchronous cog belt 3 to be set in the annular framework 8 with being adapted, thimble structure inside and outside formation, the both sides of the annular framework 8 Window 81 is offered, multiple grinding wheels 6 are fixed on by the sand frame 5 on the annular framework 8, and opposite set on the window The outside of mouth 81, the grinding wheel 6 are engaged by second gear 4 with the outside of the synchronous cog belt 3；When main motor 1 rotates, with Its coaxially connected first gear 2 rotates synchronously, and the synchronous cog belt 3 engaged is driven to rotate, so as to drive the second tooth 4 rotation of wheel, and then 6 rotation of grinding wheel is driven, driving mechanism is connect with the upper end of the sand frame 5, for driving the sand frame 5 along institute The linear guide 10 for stating 81 top of respective window of annular framework 8 is reciprocating, so that grinding wheel 6 is during rotation With appropriate speed linear reciprocating motion.The utility model drives synchronous cog belt 3 to make circulatory motion by two main motors 1, and The synchronized rotation simultaneously of multiple grinding wheels 6 is driven, so as to complete the fine grinding sanding to workpiece surface.Its structure type is more reasonable, adopts It is driven with synchronous cog belt 3 so that multiple 6, grinding wheel need two main motors 1 just can realize 6 synchronous rotation of grinding wheel, completion sanding work Make, more traditional irregular sanding machine is much less on motor usage quantity, saves the manufacture cost of sander, makes the control be System is simplified, and is operated easier.At the same time, the loading capacity of annular framework 8 is alleviated, is conducive to ensure sander It is safe to use；With compact-sized, transmission efficiency, the more traditional sanding workshop section smaller of power consumption, suitable for plurality of specifications The features such as sanding of workpiece.And grinding wheel 6 makees straight reciprocating motion by driving mechanism driving, by being in diagonal in rack both sides arrangement The driving mechanism of distribution so that the sanding of workpiece surface is more uniform.

In the embodiment of the utility model, the annular framework 8 includes two straightways being arranged in parallel and set on described Straightway both ends are used to connect the arc section of two straightways, form oblong, by rationally controlling the diameter of arc section, Reach hard-packed effect.The window 81 is set on the straightway, and the length of the window 81 and the straightway Length matches, and grinding wheel 6 is arranged at intervals along the length direction of window 81.

In the embodiment of the utility model, driving mechanism preferably drive cylinder 9, it is described driving cylinder 9 telescopic end with The upper end connection of the sand frame 5, the fixing end of the driving cylinder 9 is fixed at the arc section of the annular framework 8, and drives The axis of cylinder 9 is set along straightway.

It is slided for the ease of sand frame 5, the straightway upper end of the annular framework 8 is respectively equipped with the linear guide 10, the sand Frame 5 can be reciprocating in the linear guide 10.

In the embodiment of the utility model, the driving cylinder 9 is two, and two driving cylinders 9 are diagonally positioned In the both sides of the annular framework 8, i.e., so that the driving direction of two driving cylinders 9 is on the contrary, so that 8 both sides of annular framework Grinding wheel, sand frame do towards or away from synchronous linear move, to improve the uniformity of sanding and Sanding Quality.

In the embodiment of the utility model, as shown in figure 3, the grinding wheel 6 passes through the grinding wheel spindle 7 being vertically arranged and the sand Frame 5 connects, and is rotated in order to facilitate grinding wheel spindle 7, and the grinding wheel spindle 7 is equipped with bearing with 5 junction of sand frame；The second gear 4 are set on the grinding wheel spindle 7, and the two coaxial arrangement rotates synchronously, and be located at the second gear 4 in grinding wheel spindle 7 convenient for the two Both sides up and down be respectively equipped with auxiliary positioning wheel 11, with grinding wheel, sand frame movement when play auxiliary positioning.

In the embodiment of the utility model, Fig. 2 shows the front view of irregular sanding machine, the sand frame 5 includes rectangle frame Frame 51, the top and bottom of the rectangular frame 51 are equipped with the extension extended to the same side, such as can be by widening rectangle Realize that the grinding wheel spindle 7 sequentially passes through the bottom and top of the rectangular frame 51 from bottom to top in the top and bottom of frame 51 Portion is respectively provided with bearing in the junction of top and bottom, and the both sides up and down of the extension and the annular framework 8 are slidably Connection.

In order to ensure the uniform sequential progress of sanding process, in the embodiment of the utility model, multiple grinding wheels 6 and sand frame 5 are distributed on the both sides of the length direction of the annular framework 8.

In the embodiment of the utility model, the 31 shapes and sizes all same of tooth inside and outside the synchronous cog belt 3, To ensure that multiple grinding wheels 6 and main motor 1 rotate synchronously, so as to complete the fine grinding sanding to workpiece.

In the embodiment of the utility model, the grinding wheel 6 is brush grinding wheel, and brush grinding wheel is by multi-disc sand paper strip and polish-brush Combination is interleaved alternately with the grinding tool of sand paper strip and polish-brush composition successively in axial trough is taken turns, and in grinding, polish-brush provides pressure to sand paper strip Power carries out sanding to workpiece.

In order to illustrate more clearly of the utility model, illustrate below by a specific example operating procedure, the abnormity Installing and using for sander includes the following steps：

Step 1：Annular framework 8 is loop configuration, compact-sized to make including straight length portion and circular arc segment section, circle The diameter reasonable selection of sector is smaller, and the frame surface of both sides straight length portion reserves a rectangular window 81, multiple brushes Formula grinding wheel 6, sand frame 5 are mounted equidistant respectively at the window 81 for being fixed on annular framework 8；

Step 2：Second gear 4 is installed on grinding wheel spindle 7, it can be with the normal engagement in 3 outside of synchronous cog belt；

Step 3：Two main driving motors are installed in the arc section corresponding position of annular framework 8, as shown in Figure 1；

Step 4：Synchronous cog belt 3 is put into, synchronous cog belt 3 has bilateral tooth form, as shown in Fig. 2, motor shaft passes through connection Axis device, first gear 2 etc. drive synchronous cog belt 3 to rotate, and then make each brush grinding wheel 6 by the second gear 4 on grinding wheel spindle 7 It rotates synchronously, completes the fine grinding sanding task to workpiece surface；

Step 5：The grinding wheel 6 needed to configure, the quantity of sand frame 5 are reasonably selected, workpiece makees such as Fig. 5 arrows by transport device The feeding in shown direction starts main motor 1, and according to the transmission principle of synchronous cog belt 3, each brush grinding wheel 6 is just synchronized simultaneously to be turned It moves up；3 rotating speed of synchronous cog belt (i.e. brush 6 rotating speed of grinding wheel), the varying height positions of brush grinding wheel 6 in vertical direction；

Step 6：Driving cylinder 9 is installed at the top of annular framework 8, the driving end of driving cylinder 9 is connect with sand frame 5, During sanding, synchronous averaging driving cylinder drives grinding wheel, sand frame reciprocating along the linear guide.

As can be seen from the above embodiments, the structure type of the utility model is more reasonable, on motor usage quantity compared with Traditional irregular sanding machine is greatly reduced, and is saved the manufacture cost of sander, is simplified control system, operates It is easier.At the same time, the loading capacity of annular framework 8 is alleviated, is conducive to ensure the safe to use of sander；With structure It is compact, the features such as transmission efficiency, the more traditional sanding workshop section smaller of power consumption, the sanding of suitable for various size workpiece.And sand Optical uniformity is good, and Sanding Quality is excellent.

The above is only the preferred embodiment of the utility model only, is not intended to limit the utility model, all at this Within the spirit and principle of utility model, any modification, equivalent replacement, improvement and so on should be included in the utility model Protection domain within.

Claims (10)

1. a kind of irregular sanding machine, which is characterized in that including main motor, synchronous cog belt, annular framework, driving mechanism, multiple Grinding wheel and with the one-to-one sand frame of the grinding wheel；

It arranges inside and outside the synchronous cog belt with teeth, the synchronous cog belt is in the shape phase with the annular framework Matched annular；

The main motor is oppositely arranged on the inside of the both ends of the synchronous cog belt, and the output shaft of the main motor is connected with first Gear, the first gear are engaged with the inside of the synchronous cog belt, and the synchronous cog belt is set on the ring with being adapted In shape rack, the both sides of the annular framework offer window, and multiple grinding wheels are mounted on the annular by the sand frame In rack, and respectively with respect to set on the outside of the window, the grinding wheel passes through the outer of second gear and the synchronous cog belt Side is engaged, and the driving mechanism is connect with the upper end of the sand frame, for driving the sand frame along the annular framework respective window The linear guide on mouth is reciprocating.

2. irregular sanding machine according to claim 1, which is characterized in that the annular framework includes two be arranged in parallel Straightway and the arc section for being used to connect two straightways set on the straightway both ends.

3. irregular sanding machine according to claim 2, which is characterized in that the window is set on the straightway, and described The length of window and the length of the straightway match.

4. irregular sanding machine according to claim 2, which is characterized in that the driving mechanism is drives cylinder, the drive The telescopic end of cylinder of taking offence is connect with the upper end of the sand frame, and the fixing end of the driving cylinder is fixed at the annular framework Arc section.

5. irregular sanding machine according to claim 2, which is characterized in that the both sides straightway upper end of the annular framework point Not She You the linear guide, the sand frame can be reciprocating in the linear guide.

6. irregular sanding machine according to claim 4, which is characterized in that the driving cylinder is two, two drives Cylinder of taking offence is diagonally positioned in the both sides of the annular framework.

7. irregular sanding machine according to claim 1, which is characterized in that the grinding wheel by the grinding wheel spindle that is vertically arranged with The sand frame connection, the grinding wheel spindle are equipped with bearing with the sand frame junction.

8. irregular sanding machine according to claim 7, which is characterized in that the second gear is set on the grinding wheel spindle, And the both sides up and down for being located at the second gear in the grinding wheel spindle are respectively equipped with auxiliary positioning wheel.

9. irregular sanding machine according to claim 7, which is characterized in that the sand frame includes rectangular frame, the rectangle The top and bottom of frame are equipped with the extension extended to the same side, and the grinding wheel spindle sequentially passes through the rectangle frame from bottom to top The bottom and top of frame, and the both sides slidable connection up and down of the extension and the annular framework.

10. according to claim 1-9 any one of them irregular sanding machines, which is characterized in that multiple grinding wheels and sand frame root The both sides of the length direction of the annular framework are distributed on according to the requirement of sander size；

Odontoid and size all same inside and outside the synchronous cog belt；

The output shaft of the main motor is connect by shaft coupling with the first gear.