CN214445343U

CN214445343U - Abrasive belt machine

Info

Publication number: CN214445343U
Application number: CN202023352471.9U
Authority: CN
Inventors: 汤智群
Original assignee: Goal Searchers Co ltd Zhuhai
Current assignee: Goal Searchers Co ltd Zhuhai
Priority date: 2020-12-31
Filing date: 2020-12-31
Publication date: 2021-10-22
Anticipated expiration: 2030-12-31

Abstract

The utility model discloses an abrasive band machine, including the frame, still include: the conveying mechanism is arranged on the rack along the left-right direction; the grinding assembly comprises two sets which are arranged from top to bottom, the grinding assembly comprises a grinding wheel, a lifting device, a plurality of tensioning wheels and a grinding abrasive belt wound on the grinding wheel and the tensioning wheels, the lifting device is connected with the grinding wheel and is suitable for controlling the grinding wheel to move vertically, and the grinding wheel of the two sets of grinding assemblies is arranged on the upper side and the lower side of the conveying mechanism respectively. The utility model discloses a set up the grinding miller in conveying mechanism's upper and lower both sides and grind the abrasive band and realize the grinding processing to the circuit board, finely tune the high position of two sets of grinding miller through elevating gear simultaneously to adjust the grinding pressure of two sides about two sets of grinding wheelset circuit board, both sides pressure regulating simultaneously about realizing, solved the inhomogeneous problem of grinding that thick circuit board leads to when the crookedness is bigger.

Description

Abrasive belt machine

Technical Field

The utility model relates to a circuit board processing technology field, in particular to abrasive band machine.

Background

The abrasive belt machine is a processing device for a PCB, and realizes the surface treatment of the PCB by controlling the two groups of grinding wheels and grinding abrasive belts to move relative to the PCB. There is the model of thickness inequality in the course of working of PCB board, and current grinding machine, thereby realize the interval between the grinding miller through adjusting the high position of one of them group grinding miller usually and adjust, and the high adjustment range of single grinding miller is limited, to the thick base plate that partial crookedness is great, the homogeneity of thick base plate can't satisfy the grinding to solitary grinding miller regulation to influence the processing technology of PCB board.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve one of the technical problem that exists among the prior art at least. Therefore, the utility model provides an abrasive band machine adjusts the pressure simultaneously through the high realization of adjusting two sets of grinding miller.

According to the utility model discloses an abrasive band machine, including the frame, still include: the conveying mechanism is arranged on the rack along the left and right directions; the grinding assembly comprises two sets which are arranged from top to bottom, the grinding assembly comprises a grinding wheel, a lifting device, a plurality of tension wheels and a grinding abrasive belt wound on the grinding wheel and the tension wheels, the lifting device is connected with the grinding wheel and is suitable for controlling the grinding wheel to move vertically, and the grinding wheels of the two sets of grinding assemblies are respectively arranged on the upper side and the lower side of the conveying mechanism.

According to the utility model discloses abrasive band machine has following beneficial effect at least: the utility model discloses a set up the grinding miller in conveying mechanism's upper and lower both sides and grind the abrasive band and realize the abrasive machining to the circuit board, finely tune the high position of two sets of grinding miller through elevating gear simultaneously to adjust the grinding pressure of two sides about two sets of grinding wheelset circuit board, both sides pressure regulating simultaneously about realizing, solved the inhomogeneous problem of grinding that thick circuit board leads to when the crookedness is bigger, optimized grinding process greatly.

According to some embodiments of the utility model, grinding component still includes the fixed beam, fixed beam swing joint elevating gear, and the take-up pulley rotationally sets up on the fixed beam.

According to some embodiments of the utility model, still include adjusting device, adjusting device includes: the driving cylinder is arranged on the lifting device; the fixing seat is provided with a limiting groove and is connected with the output end of the driving cylinder; the connecting piece is penetrated through the limiting groove and connected with the fixing seat and the fixing beam.

According to some embodiments of the utility model, elevating gear includes: the first driving device is arranged on the rack; the mounting seat is connected with the output end of the first driving device, and the grinding wheel is rotatably arranged on the mounting seat; and the connecting assembly is connected with the first driving device and the rack.

According to some embodiments of the utility model, coupling assembling includes: the inner wall of the upper end and the inner wall of the lower end of the threaded sleeve are respectively provided with opposite threads; the first connecting rod and the second connecting rod are respectively provided with threads matched with two ends of the threaded sleeve, the first connecting rod is connected with the threaded sleeve and the rack, and the second connecting rod is connected with the threaded sleeve and the first driving device; and the locking nuts comprise two groups and are respectively arranged on the first connecting rod and the second connecting rod, and the two groups of locking nuts are respectively abutted to the upper end and the lower end of the threaded sleeve.

According to some embodiments of the utility model, first drive arrangement is lift cylinder.

According to some embodiments of the utility model, conveying mechanism includes: the conveying wheels are arranged in parallel and are meshed and connected with each other through gears, and the conveying wheels are suitable for rotating in the same direction; and the second driving device is connected with one of the conveying wheels.

According to the utility model discloses a some embodiments still include a plurality of follow driving wheels, set up in the transfer gear top from the driving wheel, are suitable for the centre gripping circuit board from between driving wheel and the transfer gear.

According to some embodiments of the utility model, conveying mechanism still includes feeding inductor and ejection of compact inductor, and feeding inductor and ejection of compact inductor set up the both sides in the frame along the transfer gear respectively.

According to some embodiments of the utility model, still include a plurality of spray tubes, all spray tubes all set up towards conveying mechanism.

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 overall structure diagram of the belt sander according to the embodiment;

FIG. 2 is a cross-sectional view of the belt sander of the present embodiment;

FIG. 3 is an enlarged view of a portion of FIG. 1 at A;

reference numerals: a frame 100; a conveying mechanism 200; a transfer wheel 210; a second driving device 220; a driven wheel 230; a feed inductor 240; an outfeed inductor 250; a grinding assembly 300; a grinding wheel 310; a lifting device 320; the first driving device 321; a mounting base 322; a connecting assembly 323; a threaded sleeve 324; a first connecting rod 325; a second connecting rod 326; a lock nut 327; a tension pulley 330; abrasive belt 340; a fixed beam 350; an adjustment device 400; a drive cylinder 410; a fixed base 420; a stopper groove 421; a connecting member 430; a nozzle 500.

Detailed Description

Reference will now be made in detail to the 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 functions 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 is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "lateral", "longitudinal", "vertical", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention. Furthermore, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless otherwise specified.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "disposed," 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 in specific cases to those skilled in the art.

According to the utility model discloses an abrasive band machine of embodiment, refer to fig. 1, fig. 2, fig. 3, including frame 100, frame 100 in this embodiment is the rectangular frame structure, still includes: a conveying mechanism 200 provided on the frame 100 in the left-right direction, the conveying mechanism 200 being for conveying the circuit board; grinding component 300, including two sets of from top to bottom setting, grinding component 300 includes grinding miller 310, elevating gear 320, a plurality of take-up pulleys 330 and around the grinding abrasive band 340 of establishing grinding miller 310 and take-up pulley 330, elevating gear 320 connects grinding miller 310 and is suitable for control grinding miller 310 to be vertical motion, and the grinding miller 310 of two sets of grinding component 300 sets up the upper and lower both sides at conveying mechanism 200 respectively, the utility model discloses in, two sets of grinding component 300 set up the upper and lower both sides at conveying mechanism 200 respectively, and take-up pulley 330 includes two sets ofly, and grinding miller 310 is connected with driving motor, and driving motor drives two sets of grinding miller 310 and does the syntropy and rotate, and the circuit board transmits to between two sets of grinding miller 310 through conveying mechanism 200, thereby two sets of grinding miller 310 paste tight circuit board and rotate and realize the abrasive treatment to the circuit board.

In some embodiments of the present invention, referring to fig. 1 and 2, the grinding assembly 300 further includes a fixed beam 350, the fixed beam 350 is movably connected to the lifting device 320, in this embodiment, the fixed beam 350 is disposed on the other side of the lifting device 320 relative to the grinding wheel 310, the tensioning wheel 330 includes two sets, and the two sets of tensioning wheels 330 are rotatably disposed on the left and right ends of the fixed beam 350 through the bearing structure. Because the grinding wheel 310 can move vertically to change the position, when the position of the grinding wheel 310 changes, the loosening state of the grinding abrasive belt 340 wound on the grinding wheel 310 and the tension wheel 330 also changes, and the movable fixed beam 350 is arranged, and the tension wheel 330 is arranged on the fixed beam 350, so that the position of the tension wheel 330 is finely adjusted, the loosening state of the grinding abrasive belt 340 wound on the fixed beam is ensured to be unchanged, and the effect of adjusting the tension degree is realized.

In some embodiments of the present invention, referring to fig. 2 and 3, the polishing device further comprises an adjusting device 400, which can refer to the polishing assembly 300 disposed on the upper side of the frame 100 in the drawings, wherein the adjusting device 400 comprises: the driving cylinder 410 is fixedly arranged above the lifting device 320; the fixed seat 420 is provided with two groups of limiting grooves 421 which are parallel to each other, and the fixed seat 420 is connected with the output end of the driving cylinder 410; connecting piece 430, wear to establish spacing groove 421 and connect fixing base 420 and fixed beam 350, wherein, connecting piece 430 includes bolt and nut, the bolt is worn to establish spacing groove 421 and is connected fixed beam 350, the nut sets up on the bolt and butt fixing base 420, thereby realize the connection of fixing base 420 and fixed beam 350, under connecting piece 430 lax state, it can drive fixing base 420 and do the side-to-side movement to drive actuating cylinder 410, thereby the realization is adjusted the activity of fixed beam 350.

In some embodiments of the present invention, referring to fig. 1 and 2, the lifting device 320 includes: a first driving device 321 disposed on the frame 100; a mounting seat 322 connected to an output end of the first driving device 321, wherein the grinding wheel 310 is rotatably disposed on the mounting seat 322 through a bearing structure; the connecting assembly 323 is connected with the first driving device 321 and the rack 100, wherein a case is arranged outside the first driving device 321, the connecting assembly 323 is connected with the case and the rack 100 to realize fixation, the output end of the first driving device 321 penetrates through the case and is connected with the mounting seat 322, the first driving device 321 can drive the mounting seat 322 to do vertical motion, the mounting seat 322 and the first driving device 321 are matched to realize the assembly of the grinding wheel 310, and the stability of the vertical motion of the grinding wheel 310 is ensured.

In some embodiments of the present invention, referring to fig. 1, fig. 2, and fig. 3, the connection assembly 323 includes: the inner wall of the upper end and the inner wall of the lower end of the threaded sleeve 324 are respectively provided with opposite threads; the first connecting rod 325 and the second connecting rod 326 are respectively provided with threads matched with two ends of the threaded sleeve 324, one end of the first connecting rod 325 is connected with the upper end of the threaded sleeve 324 through the threads, the other end of the first connecting rod is connected with the rack 100 through locking structures such as a bolt piece, one end of the second connecting rod 326 is connected with the lower end of the threaded sleeve 324 through the threads, the other end of the second connecting rod 326 is provided with a supporting block, and the supporting block is fixed on the outer surface of the first driving device 321 so as to realize the connection of the second connecting rod 326 and the first driving device 321; the lock nuts 327 include two sets of lock nuts, which are respectively disposed on the first connecting rod 325 and the second connecting rod 326, and the two sets of lock nuts 327 respectively abut against the upper end and the lower end of the threaded sleeve 324. By arranging the first connecting rod 325, the second connecting rod 326 and the threaded sleeve 324 and connecting the first connecting rod 325 and the second connecting rod 326 by utilizing the left-handed and right-handed threaded sleeve 324, when the locking state of the locking nut 327 is released, because the position of the first connecting rod 325 is fixed, the threaded sleeve 324 can be rotated to vertically move relative to the first connecting rod 325, so that the second connecting rod 326 and the first driving device 321 are driven to vertically move, and the effect of adjusting the installation height of the first driving device 321 is achieved.

Preferably, the first driving device is a lifting cylinder.

In some embodiments of the present invention, referring to fig. 1 and 2, the conveying mechanism 200 includes: the conveying wheels 210 are arranged in parallel along the horizontal direction, gears are arranged at the end parts of the conveying wheels 210, two adjacent groups of conveying wheels 210 are in transmission connection through mutual meshing of three groups of gears, and the conveying wheels 210 are suitable for rotating in the same direction; the second driving device 220 is a speed reduction motor, the second driving device 220 is connected to one of the transmission wheels 210, in this embodiment, the transmission wheels 210 have 13 groups, the left side of the grinding wheel 310 is provided with six groups for sending the circuit board between the two groups of grinding wheels 310, and the right side of the grinding wheel 310 is provided with seven groups for sending the circuit board out.

The utility model discloses an in some embodiments, refer to fig. 1, fig. 2, conveying mechanism 200 still includes a plurality of follow driving wheel 230, set up in transfer gear 210 top from driving wheel 230, be suitable for the centre gripping circuit board between follow driving wheel 230 and the transfer gear 210, in this embodiment, the transfer gear 210 top of the left and right sides respectively is equipped with four groups from driving wheel 230, through utilizing from driving wheel 230 and transfer gear 210 centre gripping and conveying circuit board, make the circuit board keep vertical direction's stability in the transmission process, when preventing that the circuit board from spreading into between two sets of grinding miller 310, because the upper and lower surface atress of circuit board is uneven and break away from conveying mechanism 200.

The utility model discloses an in some embodiments, refer to fig. 1, fig. 2, conveying mechanism 200 still includes feeding inductor 240 and ejection of compact inductor 250, feeding inductor 240 and ejection of compact inductor 250 set up the both sides at frame 100 along transfer gear 210 respectively, in this embodiment, be equipped with the control box on frame 100, control box electric connection ejection of compact inductor 250, feeding inductor 240, first drive arrangement 321, second drive arrangement 220 and driving motor, feeding inductor 240 and ejection of compact inductor 250 are used for spreading into and spread of inductive circuit board, the opening of the first drive arrangement 321 of concurrent signaling control and grinding wheel 310 stops, realize automatic grinding.

In some embodiments of the present invention, referring to fig. 2, a plurality of spray pipes 500 are further included, all the spray pipes 500 are all disposed toward the conveying mechanism 200, in this embodiment, the spray pipes 500 are disposed in four groups, wherein the upper and lower sides of the conveying mechanism 200 are respectively disposed with two groups of spray pipes 500, and the spray pipes 500 are used for spraying liquid toward the conveying mechanism 200 to clean the circuit board.

In the description herein, references to the description of "some embodiments" 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 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.

While embodiments of the present invention have been shown and described, it will be understood by those of ordinary skill in the art that: various changes, modifications, substitutions and alterations can be made to the embodiments without departing from the principles and spirit of the invention, the scope of which is defined by the claims and their equivalents.

Claims

1. The utility model provides an abrasive band machine, includes the frame, its characterized in that still includes:

the conveying mechanism is arranged on the rack along the left-right direction;

the grinding assembly comprises two sets which are arranged from top to bottom, the grinding assembly comprises a grinding wheel, a lifting device, a plurality of tensioning wheels and a grinding abrasive belt wound on the grinding wheel and the tensioning wheels, the lifting device is connected with the grinding wheel and is suitable for controlling the grinding wheel to move vertically, and the grinding wheel of the two sets of grinding assemblies is arranged on the upper side and the lower side of the conveying mechanism respectively.

2. The belt sander as set forth in claim 1, wherein said grinding assembly further comprises a fixed beam, said fixed beam being movably coupled to said elevator assembly, said tensioner being rotatably disposed on said fixed beam.

3. The belt sander of claim 2, further comprising an adjustment device, the adjustment device comprising:

the driving cylinder is arranged on the lifting device;

the fixing seat is provided with a limiting groove and is connected with the output end of the driving cylinder;

and the connecting piece penetrates through the limiting groove and is connected with the fixed seat and the fixed beam.

4. The belt sander of claim 1, wherein the elevator comprises:

the first driving device is arranged on the rack;

the mounting seat is connected with the output end of the first driving device, and the grinding wheel is rotatably arranged on the mounting seat;

and the connecting assembly is connected with the first driving device and the rack.

5. The belt sander of claim 4, wherein the connection assembly comprises:

the inner wall of the upper end and the inner wall of the lower end of the threaded sleeve are respectively provided with opposite threads;

the first connecting rod and the second connecting rod are respectively provided with threads matched with the two ends of the threaded sleeve, the first connecting rod is connected with the threaded sleeve and the rack, and the second connecting rod is connected with the threaded sleeve and the first driving device;

and the locking nuts comprise two groups which are respectively arranged on the first connecting rod and the second connecting rod, and the two groups of locking nuts are respectively abutted to the upper end and the lower end of the threaded sleeve.

6. The belt sander as set forth in claim 4, wherein the first drive means is a lift cylinder.

7. The belt sander of claim 1, wherein the conveyor mechanism comprises:

the conveying wheels are arranged in parallel and are meshed and connected with each other through gears, and the conveying wheels are suitable for rotating in the same direction;

and the second driving device is connected with one of the conveying wheels.

8. The belt sander as set forth in claim 7, further comprising a plurality of driven wheels disposed above the conveyor wheel, the driven wheels and the conveyor wheel adapted to hold a circuit board therebetween.

9. The belt sander as set forth in claim 7, wherein the conveyor mechanism further comprises a feed sensor and a discharge sensor, the feed sensor and the discharge sensor being disposed along the transfer wheel on either side of the frame.

10. The belt sander as set forth in claim 1, further comprising a plurality of nozzles, all of said nozzles being disposed toward said conveyor.