CN210655418U - High-precision coiled material pulling mechanism - Google Patents

Abstract

The utility model discloses a high accuracy coiled material draws material mechanism. This draw material mechanism is including the coil stock portion that rotates the rolling carrier band, draw the material module including drawing the material wheel, it has a plurality of pilot pin to draw circumference array connection on the circumferential surface of material wheel, the pilot pin cooperatees with the inspection hole of carrier band, it includes the pinch roller to compress tightly the module, the circumference surface inboard of pinch roller is equipped with the ring groove, the ring groove is corresponding with the pilot pin position, the coding module includes encoder and code gyro wheel, encoder electric connection control module, install the code gyro wheel in the pivot of encoder, circumference array has the convex reference column of a plurality of on the periphery of code gyro wheel, reference column and inspection hole cooperate. The utility model discloses have the pulling and do not have slope and the phenomenon of skidding, the position precision is high, and the rolling is fast, effective protection carrier band and product, effect that the yields is high.

Description

High-precision coiled material pulling mechanism

Technical Field

The utility model relates to a 3C coiled material is carried and is drawn material device, in particular to high accuracy coiled material draws material mechanism.

Background

3C electronic information product wide application is in daily life and industrial and agricultural production, and a large amount of small-size thin slice parts have been used in the 3C product, in traditional production, 3C thin slice part adopts manual work to produce one by one, production efficiency is slow, low yield, bad product is many, belong to labour intensive industry, in order to improve output, 3C thin slice adopts to change to paste on roll carrier band, raw and other materials, the production and the transportation of intermediate material all adopt roll carrier band continuous transport, this production mode output is high, fast, and labour uses fewly, nevertheless there is carrier band off tracking slope or carrier band moving speed and the unmatched phenomenon of actual production speed in the production, also there is the phenomenon of drawing material to skid simultaneously, its defect lies in: firstly, the carrier tape is deviated and inclined, the carrier tape is easy to damage, and meanwhile, the position precision of parts is poor, and the defects are easy to form; secondly, the slipping phenomenon easily causes the production to stop, thereby causing a great deal of defects; thirdly, the speed mismatch also makes the position accuracy difficult to control.

SUMMERY OF THE UTILITY MODEL

In order to solve one or more of the above-mentioned problem, the utility model provides a high accuracy coiled material draws material mechanism.

According to one aspect of the utility model, the high-precision coiled material pulling mechanism comprises a main frame, the right end of the main frame is connected with a track part, a carrier band moves in the track part, the left end of the main frame is connected with a support, the left end of the front side surface of the support is provided with a coiling part, the coiling part rotates to coil the carrier band, a plurality of detection holes are distributed on one side of the carrier band at equal intervals,

the material pulling module comprises a main shaft and a material pulling wheel, the main shaft is connected to the front side surface of the main frame through a bearing, a material pulling wheel key connecting shaft is sleeved on the main shaft, a plurality of positioning pins are circumferentially arrayed and connected on the circumferential surface of the material pulling wheel and matched with the detection holes,

the pressing module comprises a pressing wheel which is positioned right above the material pulling wheel, the inner side of the circumferential surface of the pressing wheel is provided with a ring groove, the ring groove corresponds to the positioning pin,

the coding module comprises a coder and a coding roller, the coder is electrically connected with the control module, the coder is connected to the rear side face of the track part, the coding roller is installed on a rotating shaft of the coder, a plurality of convex positioning columns are arranged on the circumferential surface of the coding roller in a circumferential array mode, and the positioning columns are matched with the detection holes.

This high accuracy coiled material draws material mechanism has the inspection hole that draws the material wheel to adopt the pilot pin direct pulling carrier band, changes into accurate displacement pilot pin constant speed pulling with original pure friction pulling, and the code module adopts the accurate carrier band of carrying of code gyro wheel that has the reference column simultaneously, and its beneficial effect is: firstly, the material pulling module adopts a structure of accurately pulling by friction and a positioning column, has high pulling precision, no inclination and slippage when walking, high position precision and high winding speed, effectively protects a carrier tape and a product, and avoids bad production; secondly, the coding module adopts a coder to control the moving speed of the carrier tape to be matched with the control speed, no speed difference is generated, better position precision and pulling effect can be obtained, meanwhile, the production stop is reduced, and the production speed is greatly improved; thirdly, reduced workman's quantity and maintenance personal's work load, no human factor error, production efficiency is high, and is fast, high accuracy location, the yields is high.

In some embodiments, the drawing wheel comprises a core wheel, a main side wheel and an outer side wheel, the main side wheel is connected to the main shaft in a key mode, a flange is arranged on one side of the main side wheel, a central hole of the core wheel and a central hole of the outer side wheel are sequentially sleeved on the flange in a shaft sleeving mode,

the circumferential surface of the core wheel is provided with a circumferential array of radial grooves, the width of the radial grooves is tightly matched with the diameter of the positioning pins, the distance between the top ends of the adjacent positioning pins is the same as the distance between the adjacent detection holes,

the threaded part penetrates through the side through holes of the outer side wheel and the core wheel and is screwed into the side threaded hole of the main side wheel, so that the core wheel and the positioning pins are fixed on the main side wheel.

In some embodiments, the device further comprises a driving part, the driving part comprises a driving motor, a driving synchronous pulley, a driven synchronous pulley, a driving V-shaped pulley and a driven V-shaped pulley, the driving motor is installed on the rear side surface of the main frame, the driving synchronous pulley is connected to the extending shaft of the driving motor in a key mode, the driven synchronous pulley and the driving V-shaped pulley are connected to the main shaft in a key mode, the driven V-shaped pulley is connected to the rotating shaft of the material coiling part in a key mode, the driven V-shaped pulley and the driving V-shaped pulley are connected through a V-shaped belt, the driving synchronous pulley and the driven synchronous pulley are connected through a synchronous belt, and the driving motor.

In some embodiments, the encoder is connected to the side surface of the vertical plate, the vertical plate is fixed on the side surface of the rail, the rotating shaft of the encoder passes through the through hole of the vertical plate, a shaft sleeve is installed at the end part of the rotating shaft of the encoder, and the encoding roller is in threaded connection with the side surface of the shaft sleeve.

In some embodiments, the positioning pillars are sized to fit the detection holes with a clearance, and the arc length of adjacent positioning pillars is several times the distance between adjacent detection holes.

In some embodiments, the right end and the left end of the encoding module are respectively provided with a displacement sensor, and the displacement sensors are electrically connected with the control module.

In some embodiments, the pressing module further comprises a pressing shaft, a connecting rod, a fixed pin shaft and an elbow clamp, wherein one end of the connecting rod is vertically fixed on the pressing shaft, the other end of the connecting rod is hinged with the fixed pin shaft, the fixed pin shaft is fixed on the side surface of the main frame, two retainer rings are fixed on the pressing shaft, the pressing wheel is positioned between the two retainer rings, the pressing wheel is sleeved on the pressing shaft through a bearing,

on the side of the pressing shaft, the lower moving end of the elbow clamp is connected to the upper surface of the connecting rod, and the upper seat end of the elbow clamp is fixed on the side surface of the main frame.

In some embodiments, the left side of the material pulling die set is provided with a guide part,

the guide part comprises a guide shaft and guide wheels, the guide shaft is fixed on the side surface of the main frame, the guide wheels are connected to the guide shaft through bearings, wheel rims are formed on two sides of the guide wheels, and the relative distance between the wheel rims is in clearance fit with the width of the carrier band.

In some embodiments, the material rolling part comprises a reel and a winding shaft, the winding shaft is connected to the front side face of the support through a bearing, a shifting key is installed on the winding shaft, a blocking ring and the reel are installed on the shifting key, the inner side face of the reel is attached to the blocking ring, the outer side face of the reel is attached to a quick fixing ring, and the quick fixing ring is sleeved on the winding shaft in a shaft mode.

Drawings

Fig. 1 is a three-dimensional schematic view of a high-precision coiled material pulling mechanism according to an embodiment of the present invention;

FIG. 2 is a schematic view of a removal main frame of the high-precision coil pulling mechanism shown in FIG. 1;

FIG. 3 is a three-dimensional schematic view of the drawing die set shown in FIG. 2;

FIG. 4 is a three-dimensional exploded view of the pulling wheel of FIG. 3;

FIG. 5 is a three-dimensional schematic view of the hold-down module shown in FIG. 2;

FIG. 6 is a three-dimensional schematic view of the coil section of FIG. 2;

FIG. 7 is a three-dimensional schematic view of the encoding module shown in FIG. 1;

FIG. 8 is a three-dimensional schematic view of the guide shown in FIG. 1;

the carrier tape 01, the detection hole 011, the main frame 1, the drawing module 2, the main shaft 21, the drawing wheel 22, the core wheel 221, the main side wheel 222, the outer side wheel 223, the flange 224, the radial groove 225, the positioning pin 23, the pressing module 3, the pressing wheel 31, the circular groove 311, the pressing shaft 32, the connecting rod 33, the fixing pin 34, the toggle clamp 35, the retainer ring 36, the coding module 4, the encoder 41, the coding roller 42, the positioning column 421, the vertical plate 43, the shaft sleeve 44, the displacement sensor 45, the winding part 5, 51, the winding shaft 52, the retainer ring 53, the quick fixing ring 54, the rail part 6, the bracket 7, the driving part 8, the driving motor 81, the driving synchronous pulley 82, the driven synchronous pulley 83, the driving V-shaped pulley 84, the driven V-shaped pulley 85, the guide part 9, the guide shaft 91, the guide wheel 92 and the cover plate 10.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings. It should be noted that the terms "front," "back," "left," "right," "upper" and "lower" used in the following description refer to directions in the drawings, and the terms "inner" and "outer" refer to directions toward and away from, respectively, the geometric center of a particular component.

Fig. 1 to 8 schematically show a high-precision coiled material pulling mechanism according to an embodiment of the present invention. As shown in the figure, the device comprises a main frame 1, the right end of the main frame 1 is connected with a rail part 6, a carrier band 01 moves in the rail part 6, the left end of the main frame 1 is connected with a support 7, the left end of the front side surface of the support 7 is provided with a coiling part 5, the coiling part 5 rotates to roll the carrier band 01, a plurality of detection holes 011 are distributed on one side of the carrier band 01 at equal intervals,

the material pulling module 2 comprises a main shaft 21 and a material pulling wheel 22, the main shaft 21 is connected to the front side surface of the main frame 1 through a bearing, the material pulling wheel 22 is connected with a shaft sleeve by a key, the main shaft 21 is sleeved with the material pulling wheel 22, a plurality of positioning pins 23 are circumferentially arrayed on the circumferential surface of the material pulling wheel 22, the positioning pins 23 are positioned below the detection hole 011, the positioning pins 23 are matched with the detection hole 011,

the compacting module 3 comprises a compacting wheel 31, the compacting wheel 31 is positioned right above the material pulling wheel 22, the gap between the compacting wheel 31 and the material pulling wheel 22 is the same as the thickness of the carrier band 01, the inner side of the circumferential surface of the compacting wheel 31 is provided with an annular groove 311, the position of the annular groove 311 corresponds to the position of the positioning pin 23,

the coding module 4 includes encoder 41 and code gyro wheel 42, and encoder 41 electricity connection control module, and encoder 41 connects at 6 trailing flank in track portion, installs code gyro wheel 42 in encoder 41's the pivot, and the circumference array has the convex reference column 421 of a plurality of on code gyro wheel 42's the periphery, and reference column 421 is located the inspection hole 011 top, and reference column 421 and inspection hole 011 cooperate.

This high accuracy coiled material draws material mechanism has and draws the inspection hole 011 that the material wheel adopted the pilot pin 23 directly to stimulate the carrier band 01, changes into accurate displacement pilot pin 23 constant speed pulling with original pure friction pulling, and coding module 4 adopts the accurate carrier band 01 of carrying of code gyro wheel 42 that has reference column 421 simultaneously, and its beneficial effect is: firstly, the material pulling module 2 adopts a structure that friction and a positioning column 011 are pulled accurately, the pulling precision is high, walking is free of inclination and slipping, the position precision is high, the winding speed is high, the carrier tape 01 and products are effectively protected, and bad production is avoided; secondly, the encoder 41 is adopted by the encoding module 4 to control the moving speed of the carrier tape 01 to be matched with the control speed, no speed difference is generated, better position precision and pulling effect can be obtained, meanwhile, production stop is reduced, and the production speed is greatly improved; thirdly, reduced workman's quantity and maintenance personal's work load, no human factor error, production efficiency is high, and is fast, high accuracy location, the yields is high.

Preferably, the pulling wheel 22 comprises a core wheel 221, a main side wheel 222 and an outer side wheel 223, the main side wheel 222 is keyed on the main shaft 21, a flange 224 is arranged at one side of the main side wheel 222, a central hole of the core wheel 221 and a central hole of the outer side wheel 223 are sequentially sleeved on the flange 224,

the circumferential surface of the core wheel 221 is provided with a circumferential array of radial grooves 225, the width of the radial grooves 225 is tightly matched with the diameter of the positioning pins 23, the distance between the top ends of the adjacent positioning pins 23 is the same as the distance between the adjacent detection holes 011,

the screw member is screwed into the side screw hole of the main side wheel 222 through the side through holes of the outer side wheel 223 and the core wheel 221, thereby fixing the core wheel 221 and the plurality of pilot pins 23 to the main side wheel 222. The beneficial effects are as follows: this set up simple to operate, convenient processing simultaneously, obtain higher machining precision easily, certain pilot pin 23 damages simultaneously, is convenient for change, and cost of maintenance is low.

Preferably, the material winding machine further comprises a driving part 8, the driving part 8 comprises a driving motor 81, a driving synchronous pulley 82, a driven synchronous pulley 83, a driving V-shaped pulley 84 and a driven V-shaped pulley 85, the driving motor 81 is installed on the rear side surface of the main frame 1, the driving synchronous pulley 82 is in keyed connection with an extending shaft of the driving motor 81, the driven synchronous pulley 83 and the driving V-shaped pulley 84 are in keyed connection with the main shaft 21, the driven V-shaped pulley 85 is in keyed connection with a rotating shaft of the material winding part 5, the driven V-shaped pulley 85 and the driving V-shaped pulley 84 are in connected through a V-shaped belt, the driving synchronous pulley 82 and the driven synchronous pulley 83 are connected through a synchronous belt, and the driving motor 81 is electrically. The beneficial effects are as follows: this drive division 8 adopts a driving motor 81 synchronous belt drive to draw material module 2, and V-arrangement belt drive drives coil stock portion, guarantees pulling speed and rolling speed unanimity more easily, no speed difference phenomenon, and integrated form drive is small simultaneously, and energy utilization is high.

Preferably, the encoder 41 is connected to a side surface of the vertical plate 43, the vertical plate 43 is fixed to a side surface of the rail portion 6, a rotating shaft of the encoder 41 passes through a through hole of the vertical plate 43, a shaft sleeve 44 is installed at an end portion of the rotating shaft of the encoder 41, and the encoding roller 42 is screwed on a side surface of the shaft sleeve 44. The beneficial effects are as follows: the encoder roller 42 provided with the sleeve 44 is more easily maintained vertically.

Preferably, the sizes of the positioning columns 421 are in clearance fit with the detection holes 011, and the length of the arc of each adjacent positioning column 421 is several times of the distance between the adjacent detection holes 011. The beneficial effects are as follows: the accuracy of the carrier tape 01 output by the positioning column 421 is higher.

Preferably, the right end and the left end of the coding module 4 are respectively provided with a displacement sensor 45, the two displacement sensors 45 are respectively fixed on one side of the track part 6 through a mounting plate, the displacement sensor 45 is located above the detection hole 011, the displacement sensor 45 feeds back signals by measuring the position of the detection hole 011, and the displacement sensor 45 is electrically connected with the control module. The beneficial effects are as follows: the displacement sensor 45 detects the output accuracy and corrects the output deviation in time.

Preferably, the pressing module 3 further comprises a pressing shaft 32, a connecting rod 33, a fixing pin 34 and an elbow clamp 35, one end of the connecting rod 33 is vertically fixed on the pressing shaft 32, the other end of the connecting rod 33 is hinged with the fixing pin 34, the fixing pin 34 is fixed on the side surface of the main frame 1, two retaining rings 36 are fixed on the pressing shaft 32, the pressing wheel 31 is located between the two retaining rings 36, the pressing wheel 31 is sleeved on the pressing shaft 32 through a bearing,

on the pressing shaft 32 side, the lower moving end of the elbow clamp 35 is connected to the upper surface of the link 33, and the upper seat end of the elbow clamp 35 is fixed to the side surface of the main frame 1. The beneficial effects are as follows: the adjustable pressing module 3 is convenient to adjust, and the pressing force can be stably ensured for a long time.

Preferably, the left side of the material pulling die set 2 is provided with a guide part 9,

the guide part 9 comprises a guide shaft 91 and a guide wheel 92, the guide shaft 91 is fixed on the side surface of the main frame 1, the guide wheel 92 is connected on the guide shaft 91 through a bearing, the two sides of the guide wheel 92 form rims, and the relative distance between the rims is in clearance fit with the width of the carrier tape 01. The beneficial effects are as follows: the carrier tape 01 is prevented from moving obliquely.

Preferably, the winding portion 5 includes a winding reel 51 and a winding shaft 52, the winding shaft 52 is connected to the front side of the support 7 through a bearing, a shifting key is installed on the winding shaft 52, the baffle ring 53 and the winding reel 51 are installed on the shifting key, the inner side of the winding reel 51 is attached to the baffle ring 53, the outer side of the winding reel 51 is attached to the quick fixing ring 54, and the quick fixing ring 54 is sleeved on the winding shaft 52. The beneficial effects are as follows: the winding speed precision of the material winding part 5 is high.

The quick fixing ring 54 is provided with a notch, two side surfaces of the notch are respectively provided with a through hole and a threaded hole, an elastic pressing sheet is arranged in the notch, and a threaded piece penetrates through the through hole and the elastic pressing sheet and is screwed into the threaded hole so as to fix the quick fixing ring on the winding shaft 52. The beneficial effects are as follows: this setting has guaranteed that the installation adjustment is convenient.

Preferably, a stepped groove is formed on the track part 6, the stepped groove is matched with the lower surface of the carrier tape 01, a cover plate 10 is mounted on the upper surface of the track part 6, and the cover plate 10 is provided with an avoiding opening corresponding to the positioning column 421 of the coding roller 42 and the displacement sensor 45.

What has been described above are only some embodiments of the invention. For those skilled in the art, without departing from the inventive concept, several modifications and improvements can be made, which are within the scope of the invention.

Claims (9)

1. The high-precision coiled material pulling mechanism is characterized by comprising a main frame (1), wherein the right end of the main frame (1) is connected with a rail part (6), a carrier band (01) is arranged in the rail part (6) and is connected with a support (7), a coiled material part (5) is arranged at the left end of the front side face of the support (7), the coiled material part (5) rotates to wind the carrier band (01), a plurality of detection holes (011) are equidistantly distributed on one side of the carrier band (01),

the material pulling module (2) comprises a main shaft (21) and a material pulling wheel (22), the main shaft (21) is connected to the front side surface of the main frame (1) through a bearing, the material pulling wheel (22) is in key connection with a shaft sleeve on the main shaft (21), a plurality of positioning pins (23) are connected to the circumferential surface of the material pulling wheel (22) in a circumferential array manner, the positioning pins (23) are matched with the detection holes (011),

the pressing module (3) comprises a pressing wheel (31), the pressing wheel (31) is positioned right above the material pulling wheel (22), an annular groove (311) is formed in the inner side of the circumferential surface of the pressing wheel (31), the annular groove (311) corresponds to the positioning pin (23),

coding module (4) include encoder (41) and coding gyro wheel (42), control module is connected to encoder (41) electricity, encoder (41) are connected track portion (6) trailing flank, install in the pivot of encoder (41) coding gyro wheel (42), the circumference array has convex reference column (421) of a plurality of on the periphery of coding gyro wheel (42), reference column (421) with inspection hole (011) cooperatees.

2. A high precision coil drawing mechanism according to claim 1, characterized in that the drawing wheel (22) comprises a core wheel (221), a main side wheel (222) and an outer side wheel (223), the main side wheel (222) is connected with the main shaft (21) in a key mode, a flange (224) is arranged on one side of the main side wheel (222), the central hole of the core wheel (221) and the central hole of the outer side wheel (223) are sleeved on the flange (224) in sequence,

the circumferential surface of the core wheel (221) is provided with a circumferential array of radial grooves (225), the width of each radial groove (225) is tightly matched with the diameter of the corresponding positioning pin (23), and the distance between the top ends of the adjacent positioning pins (23) is the same as the distance between the adjacent detection holes (011).

3. A high-precision coiled material pulling mechanism as claimed in claim 1, further comprising a driving part (8), wherein the driving part (8) comprises a driving motor (81), a driving synchronous pulley (82), a driven synchronous pulley (83), a driving V-shaped pulley (84) and a driven V-shaped pulley (85), the driving motor (81) is installed on the rear side surface of the main frame (1), the driving synchronous pulley (82) is connected to an extending shaft of the driving motor (81) in a key mode, the driven synchronous pulley (83) and the driving V-shaped pulley (84) are connected to the main shaft (21) in a key mode, the driven V-shaped pulley (85) is connected to a rotating shaft of the coiled material part (5) in a key mode, the driven V-shaped pulley (85) and the driving V-shaped pulley (84) are connected through a V-shaped belt, the driving synchronous pulley (82) and the driven synchronous pulley (83) are connected through a synchronous belt, the driving motor (81) is electrically connected with the control module.

4. A high-precision coiled material pulling mechanism according to claim 1, wherein the encoder (41) is connected to a side surface of a vertical plate (43), the vertical plate (43) is fixed to a side surface of the rail portion (6), a rotating shaft of the encoder (41) passes through a through hole of the vertical plate (43), a shaft sleeve (44) is installed at an end portion of the rotating shaft of the encoder (41), and the encoding roller (42) is in threaded connection with the side surface of the shaft sleeve (44).

5. A high precision coiled material drawing mechanism according to claim 1, wherein the size of the positioning column (421) is in clearance fit with the detection holes (011), and the length of the arc adjacent to the positioning column (421) is several times of the distance between the adjacent detection holes (011).

6. A high precision coil drawing mechanism according to claim 1, characterized in that the right end and the left end of the coding module (4) are respectively provided with a displacement sensor (45).

7. The high-precision coiled material pulling mechanism according to claim 1, wherein the pressing module (3) further comprises a pressing shaft (32), a connecting rod (33), a fixed pin shaft (34) and an elbow clamp (35), one end of the connecting rod (33) is vertically fixed on the pressing shaft (32) and the other end of the connecting rod is hinged to the fixed pin shaft (34), the fixed pin shaft (34) is fixed on the side surface of the main frame (1), two retainer rings (36) are fixed on the pressing shaft (32), the pressing wheel (31) is located between the two retainer rings (36), the pressing wheel (31) is sleeved on the pressing shaft (32) through a bearing,

the elbow clamp is characterized in that the pressing shaft (32) is arranged on the side, the lower moving end of the elbow clamp (35) is connected to the upper surface of the connecting rod (33), and the upper seat end of the elbow clamp (35) is fixed to the side surface of the main frame (1).

8. A high-precision coil drawing mechanism according to claim 1, wherein a guide part (9) is arranged on the left side of the drawing die set (2), the guide part (9) comprises a guide shaft (91) and a guide wheel (92), the guide shaft (91) is fixed on the side surface of the main frame (1), the guide wheel (92) is connected to the guide shaft (91) through a bearing, the two sides of the guide wheel (92) form rims, and the relative distance between the rims is in clearance fit with the width of the carrier tape (01).

9. A high accuracy coiled material pulling mechanism according to claim 1, characterized in that, the coiling portion (5) comprises a reel (51) and a winding shaft (52), the winding shaft (52) is connected to the front side of the bracket (7) through a bearing, a shifting key is installed on the winding shaft (52), a blocking ring (53) and the reel (51) are installed on the shifting key, the inner side of the reel (51) is attached to the blocking ring (53), the outer side of the reel (51) is attached to a quick fixing ring (54), and the quick fixing ring (54) is sleeved on the winding shaft (52).

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