CN214779712U - Coiled material feeding device is used in flexible circuit board production - Google Patents

Abstract

The utility model relates to a coiled material supply device for flexible circuit board production, which comprises a support plate; the coiled material supporting mechanism comprises an inflatable shaft which is rotatably arranged on the support plate; a first guide roller positioned above a front side of the inflatable shaft; the coiled material splicing mechanism is arranged on the rear side of the first guide roller; the group of planar steel plates are detachably connected to two sides of the upper surface of the fixing piece of the coiled material splicing mechanism through bolts; the second guide roller is positioned at the rear side of the fixing piece, and a group of third guide roller sets which are arranged up and down are rotatably arranged at the upper part of the second guide roller; and the tension control mechanism is arranged on the upper side of the fixing piece of the coiled material splicing mechanism. The utility model has compact structure and low space occupation; the splicing precision can be effectively improved, so that the new/old coiled materials can be quickly and accurately spliced; and the offset when the new roll material is output can be effectively reduced.

Description

Coiled material feeding device is used in flexible circuit board production

Technical Field

The utility model relates to a coiled material feeding device is used in flexible circuit board production, the coiled material in its mainly used flexible circuit board printing process is supplied with.

Background

The flexible printed circuit board is a flexible printed circuit board with high reliability, which is made of polyimide, polyester film, silk ribbon, flexible cloth, art paper and the like as base materials. The high-density light-weight LED lamp has the characteristics of high wiring density, light weight, thin thickness and good bending property. The coil feeding device is the foundation of the circuit board printing processing production line, and the printing efficiency, the printing effect and the printing quality of the circuit board are greatly influenced by the coil feeding device.

The prior coiled material feeding device for producing the flexible circuit board has the following defects in the actual use process: 1) the compactness of the whole structure is insufficient, so that the occupied space is enlarged, and the position deviation probability of the coiled material during output is increased; 2) when the coiled material is used up, the splicing precision of the new/old coiled material is insufficient, so that the splicing efficiency of the new/old coiled material is low, and the position offset when the new coiled material is output is large.

Therefore, the design has compact structure and low space occupation; the splicing precision can be effectively improved, so that the new/old coiled materials can be quickly and accurately spliced; and can effectively reduce the coiled material feeding device for flexible circuit board production of the offset when new coiled material exports the utility model discloses a research purpose.

SUMMERY OF THE UTILITY MODEL

Technical problem to above-mentioned prior art exists, the utility model provides a coiled material feeding device is used in flexible circuit board production, this coiled material feeding device is used in flexible circuit board production can effectively solve the technical problem that above-mentioned prior art exists.

The technical scheme of the utility model is that:

a coiled material feeding device for flexible circuit board production comprises

A support plate;

the coiled material supporting mechanism comprises an inflatable shaft which is rotatably arranged on the support plate;

the first guide roller is rotatably arranged on the support plate and is positioned above the front side of the inflatable shaft;

the coiled material splicing mechanism is arranged on the rear side of the first guide roller and comprises a fixing piece fixedly connected to the support plate, the upper surface of the fixing piece is arranged in a plane shape, corresponding cross rods are respectively and fixedly arranged on the upper sides of the front end and the rear end of the fixing piece, corresponding fixing blocks are respectively and fixedly connected to the lower portions of the cross rods, corresponding compression blocks are sleeved on the lower portions of the fixing blocks, and air bags fixedly connected to the fixing blocks are arranged in the compression blocks;

the group of plane steel plates are detachably connected to two sides of the upper surface of the fixing piece through bolts, and a cutting guide groove is formed in a gap between the plane steel plates;

the second guide roller is rotatably arranged on the support plate, is positioned at the rear side of the fixing piece, and is rotatably provided with a group of third guide roller sets which are arranged up and down;

tension control mechanism set up in the upside of mounting, tension control mechanism contains the support piece of rigid coupling on the bedplate, but the both sides of support piece swing respectively installs corresponding swing arm, rotate between the top of swing arm and install coiled material drive running roller, the swing arm is swung the drive by corresponding actuating cylinder that drives respectively.

The coiled material deviation correcting mechanism is arranged on the rear side of the tension control mechanism and comprises a mounting frame vertically and fixedly connected to the support plate, a driving motor is fixedly arranged on the rear side of the mounting frame, a fixing plate is fixedly connected to the output shaft end of the driving motor, and a photoelectric sensor for position detection is fixedly connected to the lower side of the driving motor; the upper and lower both sides of fixed plate are outwards turned over respectively and are rolled over the setting, and transversely install two corresponding deflection correction guide rollers side by side between the turnover portion of fixed plate.

The device comprises a first guide roller, a coiled material splicing mechanism, a group of static removing mechanisms and a mounting plate, wherein the mounting plate is arranged between the first guide roller and the coiled material splicing mechanism and right below a deviation correction guide roller; and a corresponding fourth guide roller is arranged on the front side of the mounting plate under the deviation correcting guide roller.

The support plate is provided with a corresponding mounting hole at a position corresponding to the inflatable shaft, the mounting hole fixing device is provided with an annular fixing block, the end part of the inflatable shaft is rotatably provided with a limiting wheel, the limiting wheel is fixedly assembled on the annular fixing block, and the outer end of the limiting wheel extends to the outer side of the annular fixing block.

Fixing device has the installed part on the support piece, the installed part contains two parallel arrangement's backup pad, the integrated shaping rigid coupling has corresponding front end plate and upper end plate respectively between the front end portion of backup pad and the upper end portion, the front end plate rigid coupling is in support piece's trailing flank, the front end portion integrated shaping of upper end plate is provided with corresponding joint board forward, the front end portion of joint board turns over a book downwards and the joint is on support piece's leading flank, it rotates respectively to drive actuating cylinder and installs on the inside wall of corresponding backup pad.

The support piece is provided with a corresponding accommodating groove, and the swing arms are rotatably arranged on two side walls of the accommodating groove respectively.

The rear side upper end rigid coupling of mounting bracket has U type piece mounting panel, evenly install a plurality of corresponding U type pieces of falling on U type piece mounting panel and the driving motor, the bottom of fixed plate with rotate respectively on the corresponding position of the U type piece of falling and install corresponding supporting roller, supporting roller supports respectively to be connected on corresponding U type piece.

The upper end of the fixed plate is fixedly connected with a longitudinal fixed block, the U-shaped block mounting plate is fixedly connected with a corresponding longitudinal limiting shaft at a position corresponding to the longitudinal fixed block, and the longitudinal fixed block is rotatably mounted on the longitudinal limiting shaft.

The front side, the rear side and the bottom side of the supporting piece are respectively integrally and inwardly extended with a front side plate, a rear side plate and a bottom side plate which are fixedly connected to the support plate; the inner end parts of the front side plate, the rear side plate and the bottom side plate are respectively arranged in a turnover mode outwards, and the turnover parts of the front side plate, the rear side plate and the bottom side plate are respectively locked and installed on the support plate through corresponding bolts.

The inflatable shaft, the air bag and the driving air cylinder are respectively connected to an external pneumatic control system through corresponding switches.

The utility model has the advantages that:

1) the utility model discloses the during operation, the coiled material is fixed by coiled material supporting mechanism, exports after destaticizing mechanism, coiled material concatenation mechanism and tension control mechanism according to the order, through the intervention of first guide roll, second guide roll, third guide roll group to and the special design of each part structure, position overall arrangement between each mechanism in coordination effectively on the basis that does not influence the feed output, effectively compresses by a wide margin the utility model discloses a space occupies.

2) The utility model discloses add coiled material splicing mechanism and a set of plane steel sheet, the gap between the plane steel sheet forms the cutting guide way. After the old coiled material is used up, the air bag is controlled to inflate in advance, so that the pressing block is pressed on the tail section of the old coiled material, and the old coiled material is prevented from being separated from the position of the splicing mechanism under inertial traction; then, controlling the air bag to exhaust, enabling the pressing block to reset, then drawing the front section of the new coiled material to the joint of the plane steel plate to enable the front section of the new coiled material to be overlapped with the tail section of the old coiled material, then controlling the air bag to inflate, enabling the pressing block to respectively move downwards and tightly prop against the new/old coiled material, and then enabling the manual paper cutter to move along the cutting guide groove, so that the new/old coiled material is cut off orderly, and the section of the new/old coiled material can be effectively ensured to be completely flush; after the cutting part is taken out, the splicing seam of the new/old coiled materials can be directly coated with the adhesive, and the splicing of the new/old coiled materials can be realized, so that the quick splicing of the new/old coiled materials is realized under the using condition of the low-quantification adhesive, the stable flushing of the splicing position between the new/old coiled materials can be effectively ensured, the splicing precision of the new/old coiled materials is effectively ensured, and the splicing efficiency of the new/old coiled materials is effectively improved, and the position offset of the new/old coiled materials during output is reduced.

3) The utility model discloses on the basis that is provided with coiled material concatenation mechanism, further add tension control mechanism, the conventional man-hour, the position of accessible adjustment swing arm is with the tensioning degree of adjustment coiled material to effectively ensure the stability of coiled material output. When the tail section of the old coiled material is stably pressed by the pressing block, the swing arm can be controlled to swing backwards, so that the coiled material can be inwards output for a certain distance along with the action of the swing arm to adapt to the traction inertia of the old coiled material and prevent the coiled material from generating excessive deformation; after splicing of the new/old coiled materials is completed, the swing arm is controlled to swing forwards while the pressing block is loosened, so that the spliced coiled materials can be rapidly output after being in a tensioning state, the output stability of the spliced coiled materials is effectively ensured, and the position offset when the coiled materials are output is effectively further reduced.

4) The utility model discloses on the basis that is provided with tension control mechanism, further still add coiled material mechanism of rectifying, what is different with current mechanism of rectifying is:

firstly, the method comprises the following steps: the mounting frame is vertically mounted at the rear side of the tension control mechanism, so that a driving piece (a driving motor) and an executing piece (a fixing plate and a deviation rectifying guide roller) are arranged in a longitudinal state, and a coiled material deviation rectifying mechanism is arranged on the basis of low space occupation;

II, secondly: the deviation rectifying guide roller is directly rotated and installed on the turnover portion of the fixing plate, so that other linking mechanisms do not exist, the deviation rectifying guide roller can be driven to generate follow-up motion when the fixing plate moves, deviation rectifying errors of the other linking mechanisms are overlapped, deviation rectifying amount of single deviation rectifying is effectively reduced, and deviation rectifying precision is effectively improved.

5) The utility model discloses a support plate is equipped with a corresponding mounting hole on the position corresponding with the physiosis axle, and mounting hole department fixing device has the annular fixed block, and the tip of physiosis axle rotates and installs spacing round, and spacing round fixed mounting is on the annular fixed block, and the outer end of spacing round extends to the outside of annular fixed block. The annular fixed block, the limiting wheel and the air expansion shaft after assembly are arranged in a step shape, so that the overall support stability of the air expansion shaft is effectively ensured, and the position offset when the coiled material is output is further effectively reduced.

6) The utility model discloses a support piece goes up fixing device has the installed part, the installed part contains two parallel arrangement's backup pad, the integrated shaping rigid coupling has corresponding front end plate and upper end plate respectively between the preceding tip of backup pad and the upper end, the front end plate rigid coupling is in support piece's trailing flank, the preceding tip integrated shaping of upper end plate is provided with corresponding joint board forward, the preceding tip of joint board turns over a book downwards and the joint is on support piece's leading flank, it installs on the inside wall of corresponding backup pad to drive actuating cylinder to rotate respectively. Through the setting of front end plate and top plate, effectively on the basis that low space occupy, realize joint board and support piece's stable connection, will drive actuating cylinder again and rotate respectively and install on the inside wall of corresponding backup pad to effectively make and drive actuating cylinder and can stabilize and form spacing connection to the swing arm.

And can simplify the assembling process between installed part and the support piece by a wide margin, when needing to maintain, can reverse order carry on each part and dismantle alright carry out the maintenance operation smoothly, it is very convenient.

7) The utility model discloses a rear side upper end rigid coupling of mounting bracket has U type piece mounting panel, evenly installs a plurality of corresponding type of falling U pieces on U type piece mounting panel and the driving motor, and the bottom of fixed plate rotates respectively on the position corresponding with type of falling U piece and installs corresponding supporting roller, and supporting roller supports respectively to be connected on corresponding type of falling U piece. Under the cooperation of the supporting rollers and the rotary supports of the inverted U-shaped blocks, the stability of the fixed plate in the rotating process can be effectively ensured, so that the error is effectively reduced, and the deviation rectifying precision is effectively improved.

8) The supporting roller mainly embodies on horizontal spacing with the spacing of the type of falling U piece, for further guaranteeing the stability in rotation of fixed plate, the utility model discloses further there is vertical fixed block in fixed plate upper end rigid coupling, and U type piece mounting panel rigid coupling has a corresponding vertical spacing axle on the position corresponding with vertical fixed block, and through the rotation installation between vertical fixed block and the vertical spacing axle, it is vertical spacing effectively to increase one on horizontal spacing basis to further effectively guarantee the fixed plate and rotate the stability of in-process.

9) The front side, the rear side and the bottom side of the support piece of the utility model are respectively provided with a front side plate, a rear side plate and a bottom side plate which are fixedly connected to the support plate in an integrated inward extending manner; the inner ends of the front side plate, the rear side plate and the bottom side plate are respectively folded outwards by 90 degrees and are locked and installed on the support plate through corresponding bolts. The support piece is effectively and stably arranged on the support plate in a multi-point fixed connection mode, so that the overall stability of the support piece is effectively ensured.

Drawings

Fig. 1 is a schematic structural diagram of the present invention.

Fig. 2 is a schematic structural diagram of a web splicing mechanism.

Fig. 3 is a schematic structural view of the tension control mechanism.

Fig. 4 is a side view of the tension control mechanism.

FIG. 5 is a schematic structural diagram of a deviation rectifying mechanism for a coiled material.

Fig. 6 is a schematic structural view of the mounting frame fixedly connected with a U-shaped block mounting plate at the rear side.

Fig. 7 is a schematic structural view of the installation of the supporting rollers for fixing the bottom of the board.

Fig. 8 is a schematic structural view of a web thickness detection mechanism.

Fig. 9 is a schematic diagram of the coiled material output of the present invention.

Detailed Description

To facilitate understanding of those skilled in the art, the structure of the present invention will now be described in further detail with reference to the following examples:

referring to fig. 1 to 8, a roll feeding apparatus for flexible circuit board production includes

A support plate 1;

the coil supporting mechanism 2 comprises an air inflation shaft 201 which is rotatably arranged on the support plate 1;

the first guide roller 3 is rotatably arranged on the support plate 1, and the first guide roller 3 is positioned above the front side of the inflatable shaft 201;

the coiled material splicing mechanism 4 is arranged on the rear side of the first guide roller 3, the coiled material splicing mechanism 4 comprises a fixing piece 401 fixedly connected to the support plate 1, the upper surface of the fixing piece 401 is arranged in a plane shape, corresponding cross rods 402 are respectively fixedly arranged on the upper sides of the front end and the rear end of the fixing piece 401, corresponding fixing blocks 403 are respectively fixedly connected to the lower portions of the cross rods 402, corresponding pressing blocks 404 are sleeved on the lower portions of the fixing blocks 403, and air bags fixedly connected to the fixing blocks are arranged in the pressing blocks 404;

a group of plane steel plates 5 detachably connected to both sides of the upper surface of the fixing member 401 by bolts, and a cutting guide groove 6 is formed in a gap between the plane steel plates 5;

the coil thickness detection mechanism 7 is arranged below the rear side of the fixing piece 401 and used for detecting the residual thickness of a coil, the coil thickness detection mechanism 7 comprises a fixed cross rod 701 fixedly connected to the support plate 1, and a thickness detection photoelectric sensor 702 facing the inflatable shaft 201 is obliquely arranged on the fixed cross rod 701;

the second guide roller 8 is rotatably mounted on the support plate 1, the second guide roller 8 is positioned at the rear side of the fixing piece 401, and a group of third guide roller sets 9 which are vertically arranged are rotatably mounted at the upper part of the second guide roller 8;

the tension control mechanism 10 is arranged on the upper side of the fixing piece 401, the tension control mechanism 10 comprises a support part 1001 fixedly connected to the support plate 1, corresponding swing arms 1002 can be respectively installed on two sides of the support part 1001 in a swinging mode, a coiled material transmission roller 1003 is installed between the tops of the swing arms 1002 in a rotating mode, and the swing arms 1002 are respectively driven by corresponding driving cylinders 1004 in a swinging mode.

The device is characterized by further comprising a coiled material deviation rectifying mechanism 11, wherein the coiled material deviation rectifying mechanism 11 is arranged on the rear side of the tension control mechanism 10, the coiled material deviation rectifying mechanism 11 comprises a mounting frame 1101 vertically and fixedly connected to the support plate 1, a driving motor 1102 is arranged on the rear side of the mounting frame 1101, a fixing plate 1103 is fixedly connected to an output shaft end of the driving motor 1102, and a photoelectric sensor 24 for position detection is fixedly connected to the lower side of the driving motor 1102; the upper side and the lower side of the fixing plate 1103 are respectively folded outwards, and two corresponding deviation-rectifying guide rollers 1104 are transversely installed between the folded parts of the fixing plate 1103 side by side.

The device also comprises a group of static removing mechanisms 12, wherein the static removing mechanisms 12 comprise mounting plates 1201 which are arranged between the first guide roller 3 and the coiled material splicing mechanism 4 and are right below the deviation-rectifying guide rollers 1104, strip-shaped through holes are formed in the mounting plates 1201, and two rows of corresponding static removing brushes 1202 are fixedly connected to the upper ends and the lower ends of the strip-shaped through holes in parallel; a corresponding fourth guide roller 13 is arranged on the front side of the mounting plate 1201 which is positioned under the deviation correcting material guide roller 1104.

The support plate 1 is provided with a corresponding mounting hole at a position corresponding to the inflatable shaft 201, the mounting hole fixing device is provided with an annular fixing block 202, the end part of the inflatable shaft 201 is rotatably provided with a limiting wheel 203, the limiting wheel 203 is fixedly assembled on the annular fixing block 202, and the outer end of the limiting wheel 203 extends to the outer side of the annular fixing block 202.

The fixing device on the supporting member 1001 is provided with a mounting member 14, the mounting member 14 includes two parallel supporting plates 1401, a front end plate 1402 and an upper end plate 1403 are respectively and integrally formed and fixedly connected between the front end portion and the upper end portion of the supporting plate 1401, the front end plate 1402 is fixedly connected to the rear side surface of the supporting member 1001, a corresponding clamping plate 15 is forwardly and integrally formed at the front end portion of the upper end plate 1403, the front end portion of the clamping plate 15 is turned over downwards and clamped on the front side surface of the supporting member 1001, and the driving cylinders 1004 are respectively and rotatably mounted on the inner side walls of the corresponding supporting plates 1401.

A corresponding accommodating groove is formed in the supporting part 1001, and the swing arms 1002 are rotatably mounted on two side walls of the accommodating groove respectively.

The rear side upper end rigid coupling of mounting bracket 1101 has U type piece mounting panel 16, evenly install a plurality of corresponding type of falling U17 on U type piece mounting panel 16 and driving motor 1102, the bottom of fixed plate 1103 with rotate respectively on the corresponding position of type of falling U17 and install corresponding supporting roller 18, supporting roller 18 supports respectively and connects on corresponding type of falling U17.

The upper end of the fixed plate 1103 is fixedly connected with a longitudinal fixed block 19, the U-shaped block mounting plate 16 is fixedly connected with a corresponding longitudinal limit shaft 20 at a position corresponding to the longitudinal fixed block 19, and the longitudinal fixed block 19 is rotatably mounted on the longitudinal limit shaft 20.

The front side, the rear side and the bottom side of the supporting member 1001 are respectively integrally provided with a front side plate 21, a rear side plate 22 and a bottom side plate 23 which are fixedly connected to the support plate 1 in an inward extending manner; the inner end parts of the front side plate 21, the rear side plate 22 and the bottom side plate 23 are respectively folded outwards by 90 degrees, and the folded parts of the front side plate 21, the rear side plate 22 and the bottom side plate 23 are respectively locked and installed on the support plate 1 through corresponding bolts.

The inflatable shaft 201, the air bag and the driving air cylinder 1004 are respectively connected to an external pneumatic control system through corresponding switches.

As shown in fig. 9: during feeding, the coiled material 25 is arranged on an inflatable shaft 201 of the coiled material supporting mechanism 2, and under the drawing action of an external drawing mechanism (not marked), the coiled material 24 enters the static removing mechanism 12 for static removal after being guided by the first guide roller 3; the web 24 then passes through the web splicing mechanism 5 and enters the tension control mechanism 10 under the guidance of the second guide roll 8 and the third guide roll located at the lower part; finally, the coiled material 24 enters the coiled material deviation rectifying mechanism 10 under the guidance of the third guide roller positioned at the upper part, and is discharged after being subjected to static elimination again through the static eliminating mechanism 12 under the guidance of the fourth guide roller 13.

The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of modifications and decorations can be made without departing from the principle of the present invention, and these modifications and decorations should also be regarded as the protection scope of the present invention.

Claims (10)

1. The utility model provides a coiled material feeding device is used in production of flexible circuit board which characterized in that: comprises that

A support plate (1);

the coil supporting mechanism (2), the coil supporting mechanism (2) comprises an inflatable shaft (201) rotatably mounted on the support plate (1);

the first guide roller (3) is rotatably arranged on the support plate (1), and the first guide roller (3) is positioned above the front side of the inflatable shaft (201);

the coiled material splicing mechanism (4) is arranged on the rear side of the first guide roller (3), the coiled material splicing mechanism (4) comprises a fixing piece (401) fixedly connected to the support plate (1), the upper surface of the fixing piece (401) is arranged in a plane shape, the front end and the rear end of the fixing piece (401) are respectively provided with a corresponding cross rod (402) in a fixing mode, the lower portion of each cross rod (402) is fixedly connected with a corresponding fixing block (403), the lower portion of each fixing block (403) is sleeved with a corresponding pressing block (404), and an air bag fixedly connected to the corresponding fixing blocks is arranged in each pressing block (404);

the group of plane steel plates (5) are detachably connected to two sides of the upper surface of the fixing piece (401) through bolts, and a cutting guide groove (6) is formed in a gap between the plane steel plates (5);

the second guide roller (8) is rotatably arranged on the support plate (1), the second guide roller (8) is positioned at the rear side of the fixing piece (401), and a group of third guide roller sets (9) which are arranged up and down are rotatably arranged at the upper part of the second guide roller (8);

tension control mechanism (10), set up in the upside of mounting (401), tension control mechanism (10) contain support piece (1001) of rigid coupling on bedplate (1), but the both sides of support piece (1001) swing arm (1002) install corresponding swing arm respectively, rotate between the top of swing arm (1002) and install coiled material drive running roller (1003), swing arm (1002) are respectively by corresponding actuating cylinder (1004) drive of swinging.

2. A roll feeding apparatus for flexible circuit board production according to claim 1, wherein: the device is characterized by further comprising a coiled material deviation rectifying mechanism (11) arranged on the rear side of the tension control mechanism (10), wherein the coiled material deviation rectifying mechanism (11) comprises an installation frame (1101) vertically and fixedly connected to the support plate (1), a driving motor (1102) is arranged on a rear side fixing device of the installation frame (1101), an output shaft end of the driving motor (1102) is fixedly connected with a fixing plate (1103), and a photoelectric sensor (24) for position detection is fixedly connected to the lower side of the driving motor (1102); the upper side and the lower side of the fixing plate (1103) are respectively arranged in an outward turning manner, and two corresponding deviation rectifying guide rollers (1104) are transversely arranged between the turning portions of the fixing plate (1103) side by side.

3. A roll feeding apparatus for flexible circuit board production according to claim 2, wherein: the device is characterized by further comprising a group of static removing mechanisms (12) which comprise mounting plates (1201) arranged between the first guide roll (3) and the coiled material splicing mechanism (4) and right below the deviation correction guide roll (1104), wherein elongated through holes are formed in the mounting plates (1201), and two rows of corresponding static removing brushes (1202) are fixedly connected to the upper ends and the lower ends of the elongated through holes side by side; a corresponding fourth guide roller (13) is arranged on the front side of the lower mounting plate (1201) which is positioned under the deviation correcting guide roller (1104).

4. A roll feeding apparatus for flexible circuit board production according to claim 1, wherein: the support plate (1) is provided with a corresponding mounting hole at a position corresponding to the inflatable shaft (201), the mounting hole fixing device is provided with an annular fixing block (202), the end part of the inflatable shaft (201) is rotatably provided with a limiting wheel (203), the limiting wheel (203) is fixedly assembled on the annular fixing block (202), and the outer end of the limiting wheel (203) extends to the outer side of the annular fixing block (202).

5. A roll feeding apparatus for flexible circuit board production according to claim 1, wherein: the fixing device is provided with a mounting part (14) on the supporting piece (1001), the mounting part (14) comprises two parallel supporting plates (1401), corresponding front end plates (1402) and upper end plates (1403) are respectively and integrally formed and fixedly connected between the front end part and the upper end part of each supporting plate (1401), the front end plates (1402) are fixedly connected to the rear side face of the supporting piece (1001), corresponding clamping plates (15) are forwardly arranged on the front end parts of the upper end plates (1403) in an integrally formed mode, the front end parts of the clamping plates (15) are turned over downwards and clamped on the front side face of the supporting piece (1001), and driving cylinders (1004) are respectively and rotatably mounted on the inner side walls of the corresponding supporting plates (1401).

6. A roll feeding apparatus for flexible circuit board production according to claim 5, wherein: the supporting piece (1001) is provided with a corresponding accommodating groove, and the swing arms (1002) are rotatably arranged on two side walls of the accommodating groove respectively.

7. A roll feeding apparatus for flexible circuit board production according to claim 2, wherein: the rear side upper end rigid coupling of mounting bracket (1101) has U type piece mounting panel (16), evenly install a plurality of corresponding U type pieces (17) of falling on U type piece mounting panel (16) and driving motor (1102), the bottom of fixed plate (1103) with rotate respectively on the corresponding position of the U type piece (17) of falling and install corresponding supporting roller (18), supporting roller (18) support connection respectively on corresponding U type piece (17).

8. A roll feeding apparatus for flexible circuit board production according to claim 7, wherein: the upper end rigid coupling of fixed plate (1103) has vertical fixed block (19), U type piece mounting panel (16) with the rigid coupling has a corresponding vertical spacing axle (20) on the corresponding position of vertical fixed block (19), vertical fixed block (19) rotate install in on vertical spacing axle (20).

9. A roll feeding apparatus for flexible circuit board production according to claim 1, wherein: the front side, the rear side and the bottom side of the support member (1001) are respectively provided with a front side plate (21), a rear side plate (22) and a bottom side plate (23) which are fixedly connected to the support plate (1) in an integrated and inward extending manner; the inner ends of the front side plate (21), the rear side plate (22) and the bottom side plate (23) are respectively folded outwards by 90 degrees, and the folded parts of the front side plate (21), the rear side plate (22) and the bottom side plate (23) are respectively locked and installed on the support plate (1) through corresponding bolts.

10. A roll feeding apparatus for flexible circuit board production according to claim 1, wherein: the inflatable shaft (201), the air bag and the driving air cylinder (1004) are respectively connected to an external pneumatic control system through corresponding switches.

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