CN211761917U - Pressing device for earphone silk screen carrier tape - Google Patents

Abstract

The utility model discloses a pressure moves device for earphone silk screen carrier band. The pressing device comprises a lifting assembly and a driving assembly, wherein two ends of a driving roller are respectively connected to a side wall plate through bearings in a rotating mode, two ends of a driven roller are respectively fixed to the inner side of the lifting assembly, guide sleeves are respectively installed on the outer sides of two ends of a lifting frame of the lifting assembly, a guide shaft is matched with the guide sleeves in a penetrating mode, a driving motor of the driving assembly is vertically fixed to the inner surface of one side wall plate, an extending end of the driving motor penetrates through the side wall plate to be connected with a motor belt wheel, the same end of the driving roller penetrates through the side wall plate to be connected with a driving belt wheel, and. The utility model discloses have the lapping and press and move continuous transport, the sliding fit of guide pin bushing and guiding axle, the up-and-down motion precision is high, the effect of skew about carrier band rectilinear movement does not have.

Description

Pressing device for earphone silk screen carrier tape

Technical Field

The utility model relates to a press device of earphone silk screen, in particular to a pressure-operated device for earphone silk screen carrier band.

Background

Earphone silk screen wide application is in 3C product, and the earphone silk screen belongs to the part of special-shaped profile, forms for the laminating of the great multilayer material of thickness moreover, and in current production, circular knife machine and flat plate die cutting machine adopt the elder generation to produce semi-manufactured goods, moving the material by the manual work and carrying out the subsides, and its defect lies in: the material is got to the manual work, and is slow, has the human factor error, and the locating degree is poor, and is low to pasting the yields, and the earphone silk screen has safe operation problem in easy deformation or injury hand simultaneously, and the product yields is low simultaneously, and moreover, the material is got to the manual work, consumes a large amount of manpowers, and manufacturing cost is low, and the factory building area is big.

SUMMERY OF THE UTILITY MODEL

In order to solve one or more of the above problems, the present invention provides a pressing device for an earpiece screen carrier tape.

According to one aspect of the utility model, the pressing device comprises a retainer, a driving roller, a driven roller, a lifting component and a driving component,

the retainer comprises two side wall plates which are vertically arranged, the upper ends of the two side wall plates are connected with the two ends of the upper top plate, the lower ends of the two side wall plates are connected with the two ends of the lower bottom plate, so that a rectangular frame is formed, the middle of the upper ends of the side wall plates is provided with an adjusting groove,

two ends of the driving roller are respectively connected with the side wall plate through bearings in a rotating way,

two ends of the driven roller are respectively fixed at the inner side of the lifting frame,

the lifting component comprises a lifting cylinder, the lifting cylinder is fixed in the middle of the upper top plate, the telescopic end of the lifting cylinder penetrates through the upper top plate and is connected with a lifting frame, the lifting frame is positioned in a cavity in the retainer, a guide sleeve is respectively arranged on the outer sides of the two ends of the lifting frame, a guide shaft is sleeved and matched on the guide sleeve, the lower end of the guide shaft is vertically connected with the lower groove wall of the adjusting groove, the upper surface of the guide shaft is vertically connected with the middle of one,

the driving assembly comprises a driving motor, the driving motor is vertically fixed on the inner surface of one side wall plate, the extending end of the driving motor penetrates through the side wall plate to be connected with a motor belt wheel, the same end of the driving roller penetrates through the side wall plate to be connected with a driving belt wheel, and the motor belt wheel is connected with the driving belt wheel through a transmission belt.

The device has realized that earphone silk screen material piece places on the material area, and the lapping is pressed and is moved the transport, and its beneficial effect is: firstly, continuous feeding is carried out by rolling and pressing, and compared with the original single-sheet feeding, the speed is high and the production efficiency is high; secondly, a floating driven roller is adopted, the moving friction force of the carrier tape is controllable, products are protected, and meanwhile good conveying force can be guaranteed; and fourthly, the lifting frame is matched with the guide sleeve and the guide shaft, the up-and-down movement precision is high, the left-and-right deviation phenomenon is avoided, and the linear movement precision of the carrier band can be effectively obtained.

In some embodiments, the drive motor is a servo motor or a stepper motor, the drive belt is a synchronous belt, and the motor pulley and the drive pulley are synchronous pulleys.

In some embodiments, the lifting frame comprises a floating plate, the upper center of the floating plate is connected with the telescopic end of the lifting cylinder, the four ends of the floating plate are respectively connected with a support column, and the lower end of the support column is connected with the two ends of the adapter;

a driven roller is fixed in a center hole in the inner side face of the adapter, and a guide sleeve is fixed in a center hole in the outer end of the adapter.

In some embodiments, the tensioning device further comprises a tensioning assembly, the tensioning assembly comprises a tensioning wheel, the tensioning wheel is attached to the outer surface of the pressing transmission belt, the tensioning wheel is rotatably connected to the front end of the tensioning shaft, the rear end of the tensioning shaft is perpendicularly connected with one end of the adjusting plate, and the other end of the adjusting plate is transversely adjustably connected to the outside of the right end side wall plate.

In some embodiments, the tension wheel is two side-by-side rolling bearings or a rubber-covered wheel with rolling bearings mounted inside,

the inner side surface of the rolling bearing is attached to a shaft shoulder of the tensioning shaft, and the outer side surface of the rolling bearing is fixed through a second clamp spring;

the other end of the adjusting plate is provided with a first long round hole, and a plurality of first threaded holes are transversely arranged on the side wall plate at equal intervals.

In some embodiments, the middle of the outer side surface of the side wall plate forms a positioning groove with a rectangular structure, and the first threaded holes are equidistantly arranged in the middle of the positioning groove; the first long round hole is a long round stepped through hole.

In some embodiments, the front end of the driving roller is further provided with a longitudinal limiting part, the longitudinal limiting part comprises a longitudinal shaft, two ends of the longitudinal shaft are connected with the inside of the side wall plate, two silica gel rings are mounted on the longitudinal shaft, and the distance between the two silica gel rings is the same as the width of the material belt.

In some embodiments, the material guiding portion comprises an arc bent plate with a 90-degree structure, two ends of the arc bent plate are respectively connected through arc flat plates, the inner ends of the arc flat plates extend outwards and vertically to form turning plates, the turning plates are in threaded connection with side end faces of the two side wall plates, and the front ends of the two arc flat plates and the front ends of the arc bent plates are connected through reinforcing flat plates.

In some embodiments, the clamping device further comprises a pressing part, the pressing part comprises a pressing roller, the pressing roller is rotatably connected with a pressing shaft through a bearing, two ends of the pressing shaft are respectively connected to the front end of the clamping block, the rear end of the clamping block is connected to the side wall plate through a pin shaft, and the pressing roller is located on the arc bent plate.

In some embodiments, a first protective cover is arranged outside the left adjusting groove, and a second protective cover is arranged outside the driving assembly of the right adjusting groove.

Drawings

Fig. 1 is a three-dimensional schematic view of a pressing device for a headphone wire mesh carrier tape according to an embodiment of the present invention;

fig. 2 is a three-dimensional schematic view of a press-and-move apparatus for a headset wire mesh carrier tape of fig. 1 with a second protective cover and an upper top plate removed;

FIG. 3 is a three-dimensional schematic view of the cage and tensioning assembly shown in FIG. 1;

FIG. 4 is an enlarged schematic view of the tensioning assembly shown in FIG. 3;

FIG. 5 is a three-dimensional view of the longitudinal restraint portion of FIG. 2;

FIG. 6 is a three-dimensional schematic view of the lift assembly shown in FIG. 2;

FIG. 7 is a three-dimensional schematic view of the drive assembly shown in FIG. 2;

fig. 8 is a three-dimensional schematic view of the material guiding part shown in fig. 2;

FIG. 9 is a three-dimensional schematic view of the compacting section of FIG. 2;

the side wall plate 11, the adjusting groove 111, the first threaded hole 112, the positioning groove 113, the motor groove 114, the arc groove 115, the upper top plate 12, the lower bottom plate 13, the second protective cover 14,

a driving roller 2, a driven roller 3, a lifting component 4, a lifting cylinder 41, a lifting frame 42, a floating plate 421, a support column 422, a transfer seat 423, a first snap spring 424, a guide sleeve 43, a guide shaft 44, a driving component 5, a driving motor 51, a motor belt wheel 52, a driving belt wheel 53, a transmission belt 54,

a longitudinal spacing part 6, a longitudinal axis 61, a silica gel ring 62,

the tensioning assembly 7, the adjusting plate 70, the first long round hole 701, the reinforcing column 702, the positioning cavity 703, the tensioning wheel 71, the tensioning shaft 72, the rolling bearing 73, the second clamping spring 74,

a material guiding part 8, an arc bending plate 81, an arc flat plate 82, a turning plate 83, a reinforcing flat plate 84,

the pressing part 9, the pressing roller 91, the pressing shaft 92, the clamping block 93, the pin shaft 94, the fixing hole 941, the cylindrical opening 942, the positioning surface 943 and the pressing plate 95.

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 drawings schematically show a press-moving device for an earpiece screen carrier tape according to an embodiment of the present invention. As shown in the figure, the device comprises a retainer 1, a driving roller 2, a driven roller 3, a lifting component 4 and a driving component 5,

the retainer 1 comprises two side wall plates 11 which are vertically arranged, the upper ends of the two side wall plates 11 are connected with the two ends of an upper top plate 12, the lower ends of the two side wall plates 11 are connected with the two ends of a lower bottom plate 13, thereby forming a rectangular frame, an adjusting groove 111 is arranged in the middle of the upper end of each side wall plate 11,

two ends of the driving roller 2 are respectively connected with the side wall plate 11 through bearings in a rotating way,

the two ends of the driven roller 3 are respectively fixed at the inner sides of the lifting frames 42,

the lifting component 4 comprises a lifting cylinder 41, the lifting cylinder 41 is fixed in the middle of the upper top plate 12, the telescopic end penetrates through the upper top plate 12 and is connected with a lifting frame 42, the lifting frame 42 is positioned in a cavity in the retainer 1, the outer sides of the two ends of the lifting frame 42 are respectively provided with a guide sleeve 43, the guide sleeve 43 is sleeved and matched with a guide shaft 44, the lower end of the guide shaft 44 is vertically connected with the lower groove wall of the adjusting groove 111, the upper surface of the guide shaft 44 is vertically connected with the middle of one end of the upper,

the driving assembly 5 comprises a driving motor 51, the driving motor 51 is vertically fixed on the inner surface of one side wall plate 11, the extending end of the driving motor 51 penetrates through the side wall plate 11 and is connected with a motor pulley 52, the same end of the driving roller 2 penetrates through the side wall plate 11 and is connected with a driving pulley 53, and the motor pulley 52 and the driving pulley 53 are connected through a transmission belt 54.

The device has realized that earphone silk screen material piece places on the material area, and the lapping is pressed and is moved the transport, and its beneficial effect is: firstly, continuous feeding is carried out by rolling and pressing, and compared with the original single-sheet feeding, the speed is high and the production efficiency is high; secondly, the floating driven roller 3 is adopted, the moving friction force of the carrier tape is controllable, products are protected, and meanwhile good conveying force can be guaranteed; fourthly, the lifting frame 42 is matched with the guide sleeve 43 and the guide shaft 44, the vertical movement precision is high, the left-right deviation phenomenon is avoided, and the linear movement precision of the carrier tape can be effectively obtained.

Preferably, the driving motor 51 is a servo motor or a stepping motor, the driving belt 54 is a timing belt, and the motor pulley 52 and the driving pulley 53 are timing pulleys. The beneficial effects are as follows: the servo motor is combined with synchronous belt transmission, so that the transmission precision is high, the jumping phenomenon can be effectively prevented, and the conveying continuity is high.

The lower end of the inner side surface of the right side wall plate 11 forms a rectangular motor groove 114, and the driving motor 51 is connected to the motor groove 114 in a threaded manner.

Preferably, the lifting frame 42 comprises a floating plate 421, the upper center of the floating plate 421 is connected with the telescopic end of the lifting cylinder 41, the four ends of the floating plate 421 are respectively connected with a supporting column 422, and the lower ends of the supporting columns 422 are connected with the two ends of the adapter 423; the beneficial effects are as follows: the lifting cylinder 41 has high reciprocating motion, high floating precision and controllable pressure.

The driven roller 3 is fixed in the center hole of the inner side face of the adapter 423, and a guide sleeve 43 is fixed in the center hole of the outer end of the adapter 423;

the adjusting groove 111 is a rectangular groove, the outer end of the adapter 423 is processed into a semi-elliptical part, and the guide sleeve 43 is fixed in a through hole of the semi-elliptical part through the first snap spring 424. The beneficial effects are as follows: the first circlip 424 can make axial fixation simple.

Preferably, still include tensioning assembly 7, tensioning assembly 7 includes take-up pulley 71, and take-up pulley 71 laminating compresses tightly the driving belt 54 surface, and take-up pulley 71 rotates to be connected at the tensioning axle 72 front end, and the rear end of tensioning axle 72 is connected the one end of regulating plate 70 perpendicularly, and the horizontal adjustable connection of the other end of regulating plate 70 is outside right-hand member lateral wall board 11. The beneficial effects are as follows: the tensioning assembly 7 enables the driving shaft 2 to rotate more stably and reliably, and the carrier band is high in moving precision.

Preferably, the tension wheel 71 is two rolling bearings 73 arranged side by side or a rubber-covered wheel with the rolling bearings 73 mounted inside, and has the following beneficial effects: the rolling bearing 73 can effectively protect the surface of the transmission belt.

The inner side surface of the rolling bearing 73 is attached to a shaft shoulder of the tensioning shaft 72, and the outer side surface of the rolling bearing 73 is fixed through a second snap spring 74;

the other end of adjusting plate 70 is equipped with first slotted hole 701, and lateral equidistance sets up the first screw hole 112 of a plurality of on the lateral wall board 11, and its beneficial effect is: the arrangement enables the adjusting plate 70 to be long in adjusting distance and firm in fixing, stepless adjustment is combined with variable-pitch adjustment, and flexibility is high.

The threaded member is screwed into the first threaded hole 112 through the first elongated hole 701 to laterally adjustably connect the adjusting plate 70 to the sidewall plate 11, thereby achieving lateral movement of the tension pulley 71 to press the driving belt 54.

Preferably, a threaded blind hole is formed in the center of the rear end face of the tensioning shaft 72, one end of the adjusting plate 70 protrudes outwards to form a reinforcing column 702, a positioning cavity 703 is formed in the reinforcing column 702, a stepped through hole is formed in the center of the inner cavity wall of the positioning cavity 703, an upper stepped hole of the stepped through hole is located on the rear side, the rear end of the tensioning shaft 72 enters the positioning cavity 703, and a screw penetrates through the stepped through hole and is screwed into the threaded blind hole, so that the tensioning shaft 72 is fixed on the adjusting plate.

Preferably, a positioning groove 113 with a rectangular structure is formed in the middle of the outer side surface of the side wall plate 11, the height of the positioning groove 113 is the same as the width of the adjusting plate 70, and the first threaded holes 112 are equidistantly arranged in the middle of the positioning groove 113; the beneficial effects are as follows: the positioning groove 113 allows high mounting accuracy.

The first oblong hole 701 is an oblong stepped through hole.

Preferably, the front end of the driving roller 2 is further provided with a longitudinal limiting part 6, the longitudinal limiting part 6 comprises a longitudinal shaft 61, two ends of the longitudinal shaft 61 are connected with the inside of the side wall plate 11, two silica gel rings 62 are mounted on the longitudinal shaft 61, and the distance between the two silica gel rings 62 is the same as the width of the material belt. The beneficial effects are as follows: the longitudinal position-limiting part 6 further improves the moving straight line of the carrier tape and prevents longitudinal deviation.

Preferably, the material guiding device further comprises a material guiding portion 8, the material guiding portion 8 comprises an arc bent plate 81 with a 90-degree structure, two ends of the arc bent plate 81 are respectively connected through an arc flat plate 82, an inner end of the arc flat plate 82 extends outwards vertically to form a turning plate 83, the turning plate 83 is connected to side end faces of the two side wall plates 11 in a threaded mode, and front ends of the two arc flat plates 82 and front ends of the arc bent plate 81 are connected through a reinforcing flat plate 84. The beneficial effects are as follows: the material guide part 8 can enable the carrier tape to move and change direction flexibly, has no stress load and prevents the material tape from being interrupted.

Preferably, the pressing part 9 is further included, the pressing part 9 includes a pressing roller 91, the pressing roller 91 is rotatably connected with a pressing shaft 92 through a bearing, two ends of the pressing shaft 92 are respectively connected to the front end of a clamping block 93, the rear end of the clamping block 93 is connected to the side wall plate 11 through a pin shaft 94, and the pressing roller 91 is located on the arc bending plate 81. The beneficial effects are as follows: this setting has guaranteed to make the material area remove to beat littleer.

Preferably, the pin 94 is fixed at the rear end of the clamping block 93 by a screw member through a pressing plate 95; the outside processing fixed orifices 941 in round pin axle 94 front end, the outer end of fixed orifices 941 communicates the cylindrical opening 942 of a major diameter, fixed orifices 941 and the processing of cylindrical opening 942 lateral surface are locating surface 943, the equal equidistance in the both sides surface of side wall board 11 is equipped with a plurality of arc groove 115, radial screw hole is formed at the center of arc groove 115, round pin axle 94 front end is placed in arc groove 115, thereby the screw spare gets into the radial screw hole of fixed orifices 941 screw in from cylindrical opening 942 and fixes round pin axle 94 on side wall board 11. The beneficial effects are as follows: this setting makes the portion 9 simple to operate that compresses tightly, simple structure.

Preferably, a first protective cover is arranged outside the left adjusting groove 111, and a second protective cover 14 is arranged outside the driving assembly 5 of the right adjusting groove 111. The beneficial effects are as follows: the protection casing can effectively protect the precision part.

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 (10)

1. A pressing device for a headphone screen carrier belt is characterized by comprising a retainer (1), a driving roller (2), a driven roller (3), a lifting component (4) and a driving component (5),

the retainer (1) comprises two side wall plates (11) which are vertically arranged, the upper ends of the two side wall plates (11) are connected with the two ends of an upper top plate (12), the lower ends of the two side wall plates (11) are connected with the two ends of a lower bottom plate (13) to form a rectangular frame, an adjusting groove (111) is arranged in the middle of the upper end of each side wall plate (11),

two ends of the driving roller (2) are respectively and rotatably connected with the side wall plate (11) through bearings,

two ends of the driven roller (3) are respectively fixed at the inner side of the lifting frame (42),

the lifting assembly (4) comprises a lifting cylinder (41), the lifting cylinder (41) is fixed in the middle of the upper top plate (12), the telescopic end of the lifting cylinder penetrates through the upper top plate (12) to be connected with the lifting frame (42), the lifting frame (42) is located in a cavity in the retainer (1), guide sleeves (43) are respectively installed on the outer sides of two ends of the lifting frame (42), a guide shaft (44) is sleeved on the guide sleeves (43), the lower end of the guide shaft (44) is vertically connected with the lower groove wall of the adjusting groove (111), the upper surface of the guide shaft (44) is vertically connected with the middle of one end of the upper top plate (12),

drive assembly (5) include driving motor (51), driving motor (51) vertical fixation is one the internal surface of curb plate (11), the overhanging end of driving motor (51) passes curb plate (11) connection motor pulley (52), the same end of drive roll (2) passes driving pulley (53) is connected in curb plate (11), motor pulley (52) with driving pulley (53) pass through driving belt (54) and connect.

2. The pressing device for earphone silk screen carrier tape according to claim 1, wherein the driving motor (51) is a servo motor or a stepping motor, the transmission belt (54) is a synchronous belt, and the motor pulley (52) and the driving pulley (53) are synchronous pulleys.

3. The pressing device for the earphone wire mesh carrier tape according to claim 1, wherein the lifting frame (42) comprises a floating plate (421), the upper center of the floating plate (421) is connected with the telescopic end of the lifting cylinder (41), the four ends of the floating plate (421) are respectively connected with a support column (422), and the lower end of each support column (422) is connected with the two ends of the adapter (423);

the driven roller (3) is fixed in a center hole in the inner side face of the adapter (423), and the guide sleeve (43) is fixed in a center hole in the outer end of the adapter (423).

4. The pressing device for the earphone wire mesh carrier tape according to claim 1, further comprising a tensioning assembly (7), wherein the tensioning assembly (7) comprises a tensioning wheel (71), the tensioning wheel (71) is tightly pressed against the outer surface of the transmission belt (54), the tensioning wheel (71) is rotatably connected to the front end of a tensioning shaft (72), the rear end of the tensioning shaft (72) is vertically connected to one end of an adjusting plate (70), and the other end of the adjusting plate (70) is transversely adjustably connected to the right end of the side wall plate (11).

5. A presser device for earpiece wire mesh carrier tape, according to claim 4, wherein said tension wheel (71) is two side by side rolling bearings (73) or a rubber covered wheel with said rolling bearings (73) installed inside,

the inner side surface of the rolling bearing (73) is attached to a shaft shoulder of the tensioning shaft (72), and the outer side surface of the rolling bearing (73) is fixed through a second clamp spring (74);

the other end of the adjusting plate (70) is provided with a first long round hole (701), and a plurality of first threaded holes (112) are formed in the side wall plate (11) at equal intervals in the transverse direction.

6. The pressing device for the earphone wire mesh carrier tape according to claim 5, wherein the side wall plate (11) forms a positioning groove (113) with a rectangular structure in the middle of the outer side surface, and the first threaded holes (112) are equidistantly arranged in the middle of the positioning groove (113); the first long round hole (701) is a long round stepped through hole.

7. The pressing device for the earphone silk screen carrier tape according to claim 1, wherein a longitudinal limiting portion (6) is further arranged at the front end of the driving roller (2), the longitudinal limiting portion (6) comprises a longitudinal shaft (61), two ends of the longitudinal shaft (61) are connected with the inside of the side wall plate (11), two silica gel rings (62) are mounted on the longitudinal shaft (61), and the distance between the two silica gel rings (62) is the same as the width of the material tape.

8. The pressing device for the earphone wire mesh carrier tape according to claim 1, further comprising a material guiding portion (8), wherein the material guiding portion (8) comprises an arc bending plate (81) with a 90 ° structure, two ends of the arc bending plate (81) are respectively connected through an arc flat plate (82), an inner end of the arc flat plate (82) extends outwards vertically to form a turning plate (83), the turning plate (83) is connected to a side end face of the two side wall plates (11) in a threaded manner, and front ends of the two arc flat plates (82) and the arc bending plate (81) are connected through a reinforcing flat plate (84).

9. The pressing device for the earphone screen carrier tape according to claim 8, further comprising a pressing portion (9), wherein the pressing portion (9) comprises a pressing roller (91), the pressing roller (91) is rotatably connected with a pressing shaft (92) through a bearing, two ends of the pressing shaft (92) are respectively connected to the front ends of clamping blocks (93), the rear ends of the clamping blocks (93) are connected to the side wall plate (11) through pin shafts (94), and the pressing roller (91) is located on the arc bending plate (81).

10. A presser device for earpiece screen carrier tapes, according to claim 1, characterized in that a first shield is provided outside the adjustment slot (111) on the left side, and a second shield (14) is provided outside the drive assembly (5) of the adjustment slot (111) on the right side.

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