CN214352930U

CN214352930U - Carrier band puncher

Info

Publication number: CN214352930U
Application number: CN202120352645.7U
Authority: CN
Inventors: 王剑
Original assignee: Wuxi Shiyi Electronic Technology Co ltd
Current assignee: Wuxi Shiyi Electronic Technology Co ltd
Priority date: 2021-02-07
Filing date: 2021-02-07
Publication date: 2021-10-08
Anticipated expiration: 2031-02-07

Abstract

The application relates to a carrier tape perforating machine which comprises a workbench and a winding device, wherein the winding device is arranged on the workbench; the top of the workbench is connected with a punching die, and the punching die comprises a lower die provided with a punched hole and an upper die connected with a punch; the upper die is connected with a driving unit; the top of the lower die is connected with two fixed blocks, and a connecting plate is connected between the two fixed blocks; the bottom of the connecting plate is connected with a clamping assembly; the clamping assembly comprises a pressing plate, a sliding block and an elastic piece which are sequentially connected from bottom to top; the bottom of the connecting plate is provided with a sliding groove, the elastic piece is arranged in the sliding groove, and one end of the elastic piece, which is far away from the sliding block, is connected with the bottom wall of the sliding groove; the sliding block slides along the depth direction of the sliding groove; the elastic piece applies a pushing force to the sliding block towards the pressing plate; the bottom of the pressing plate is attached to the top surface of the lower die, and the carrier tape is conveyed to the position below the punch after passing through the bottom of the pressing plate. The present application has the effect of helping to improve the ease with which a machined hole is deviated from an intended position.

Description

Carrier band puncher

Technical Field

The application relates to the technical field of carrier band processing equipment, in particular to a carrier band perforating machine.

Background

The carrier tape is a tape for packaging electronic components, and a plurality of cavities for loading electronic components are formed in the tape. The carrier tape has a specific thickness, and holes for holding electronic components and positioning holes for index positioning are equidistantly distributed in the length direction of the carrier tape. The positioning holes on the carrier tape are formed through a punching process. Generally, a carrier tape punch includes a conveying mechanism, a punching mechanism, and a take-up device.

Chinese patent with grant publication No. CN205735269U, it discloses a continuous puncher that can continuous processing, including objective table and punching subassembly and the pay-off subassembly of setting on the objective table, the pay-off subassembly include the conveyer belt and drive conveyer belt motion's drive wheel, the subassembly that punches includes the base and sets up the punching press head on the base, the base is along conveyer belt direction of motion sliding connection on the objective table, conveyer belt releasable connection has the fixing base, base sliding connection has the sliding block, the fixing base is equipped with the lug of contradicting with the sliding block in order to drive the base motion, be equipped with the spout in the sliding block, fixedly connected with matches with the fixed block with drive sliding block and lug alternate segregation with the spout on the objective table, the objective table is equipped with the reset assembly who drives the base and reset after sliding block and lug separation.

In view of the above related art, the inventor believes that the carrier tape is not limited by the winding device and the conveying device when the punching device punches the hole, so that the carrier tape is in a loose state and not in a tight state, and the carrier tape is uneven in placement, and the punched hole is likely to deviate from an expected position, thereby affecting the production quality of the carrier tape.

SUMMERY OF THE UTILITY MODEL

In order to help improve the problem that a machined hole is prone to deviating from an expected position, the application provides a carrier tape punching machine.

The application provides a carrier band puncher adopts following technical scheme:

a carrier tape punching machine comprises a workbench, wherein a punching die and a winding device are sequentially arranged on the workbench along the transmission direction of a carrier tape; the punching die comprises a lower die provided with a punched hole and an upper die connected with a punch; the upper die is connected with a driving unit which can enable the upper die to move along the vertical direction; the method is characterized in that: one end of the top of the lower die, which is far away from the winding device, is connected with two fixed blocks, and a connecting plate is connected between the two fixed blocks; the bottom of the connecting plate is connected with a clamping assembly; the clamping assembly comprises a pressing plate, a sliding block and an elastic piece which are sequentially connected from bottom to top; the bottom of the connecting plate is provided with a sliding groove matched with the sliding block, the elastic piece is arranged in the sliding groove, and the top end of the elastic piece is connected with the bottom wall of the sliding groove; one part of the sliding block is positioned in the sliding groove, and the other part of the sliding block is positioned outside the sliding groove; the sliding block slides along the depth direction of the sliding groove; the elastic piece applies a pushing force to the sliding block towards the pressing plate; the bottom of the pressing plate is attached to the top surface of the lower die, and the carrier tape passes through the bottom of the pressing plate and then is conveyed to the position below the punch head during conveying.

Through adopting above-mentioned technical scheme, the carrier band is carried on punching a hole from the below of clamp plate, and the carrier band that is located the clamp plate below receives the pressure of clamp plate for the carrier band is spacing by the clamp plate, and coiling mechanism has a pulling force to the carrier band, thereby makes the carrier band both ends all receive the restriction, makes the carrier band be in the leveling state, helps improving the problem of the hole of processing out skew anticipated position easily, and then improves the production quality of carrier band.

Optionally, one end of each fixed block, which is close to the connecting plate, is provided with a first adjusting groove in the vertical direction, each first adjusting groove is connected with a first adjusting block in a sliding manner, and each first adjusting block is connected with the connecting plate; each first adjusting groove is internally and rotatably connected with a first screw rod through a bearing, each first screw rod is in threaded connection with a corresponding first adjusting block, and one end, far away from the corresponding first adjusting block, of each first screw rod is connected with a first hand wheel.

Through adopting above-mentioned technical scheme, a connecting plate for connecting the elastic component can be through first hand wheel height-adjusting for the deformation degree of elastic component can be adjusted, thereby can adjust the pressure to the carrier band promptly to the pressure of lower mould by adjusting the clamp plate, thereby help improving the planarization of carrier band through the pressure of increase clamp plate to the lower mould, further improve the production quality of carrier band.

Optionally, a scale is arranged at one end of each fixing block, which is close to the connecting plate, along the length direction of the corresponding first adjusting groove.

Through adopting above-mentioned technical scheme, through setting up the graduation apparatus for the both ends of connecting plate can be through the same height of second hand wheel regulation ground, thereby make the pressure of the clamp plate that the carrier band received relatively more even.

Optionally, an inclined surface is formed at one end, away from the punched hole, of the pressing plate, and the inclined surface faces the lower die, and the distance between the inclined surface and the lower die is gradually reduced along the conveying direction of the carrier tape.

Through adopting above-mentioned technical scheme, set up the inclined plane at the clamp plate one end of keeping away from the punching a hole to make the one end of carrier band can conveniently insert between clamp plate and the lower mould.

Optionally, the top of the lower die is connected with two limiting plates; and the two limiting plates are used for conveying a carrier tape.

Through adopting above-mentioned technical scheme, the carrier band is carried from between two limiting plates, and two limiting plates play the limiting displacement to the carrier band to reduce the possibility that the carrier band takes place lateral shifting in stamping process.

Optionally, a second adjusting groove is formed in the top of the lower die, and the length direction of the second adjusting groove is perpendicular to the conveying direction of the carrier tape; the second adjusting grooves are connected with two second adjusting blocks in a sliding mode, the second adjusting blocks correspond to the limiting plates one by one, and the top of each second adjusting block is connected with the bottom of the corresponding limiting plate; a second screw rod is rotatably connected in the second adjusting groove through a bearing, and the second screw rod is a bidirectional thread; the second screw rod is in threaded connection with the two second adjusting blocks and can enable the two second adjusting blocks to slide in the opposite direction or in the opposite direction; one end of the second screw rod is connected with a second hand wheel.

Through adopting above-mentioned technical scheme, connect the second regulating block in the bottom of each limiting plate, can drive this limiting plate through rotating the second hand wheel and remove to can adjust the distance between two limiting plates, thereby make and to be applicable to not unidimensional carrier band between two limiting plates.

Optionally, the bottom of the pressure plate is connected with an anti-abrasion pad.

Through adopting above-mentioned technical scheme, connect the abrasionproof pad in the bottom of clamp plate, reduce because of the pressure of clamp plate makes the carrier band in the transportation possibility that the surface takes place wearing and tearing to help improving production quality.

Optionally, the workbench is connected with two supporting plates, and the two supporting plates are both positioned on one side of the lower die, which is far away from the winding device; a cleaning device is connected between the two supporting plates; the cleaning device comprises two rollers which are arranged along the vertical direction and a brush which is arranged on the outer wall of each roller; each roller all is connected with the backup pad rotation.

Through adopting above-mentioned technical scheme, just be located the one side that the coiling mechanism was kept away from to the lower mould on the workstation and set up cleaning device, the carrier band is transported between two cylinders to through the cleanness of brush, reduced the impurity on the carrier band by the clamp plate possibility of impressing in the carrier band, thereby help improving the production quality of carrier band, can also reduce the drift and touch harder impurity and take place the possibility of damage.

In summary, the present application includes at least one of the following beneficial technical effects:

1. the carrier tape is conveyed to the punched holes from the lower part of the pressing plate, the carrier tape positioned below the pressing plate is pressed by the pressing plate to be limited by the pressing plate, and the winding device has a pulling force on the carrier tape, so that the two ends of the carrier tape are limited, the carrier tape is in a flat state, the problem that the processed holes are easy to deviate from the expected positions is solved, and the production quality of the carrier tape is improved;

2. the height of a connecting plate used for connecting the elastic piece can be adjusted through the first hand wheel, so that the deformation degree of the elastic piece can be adjusted, the pressure of the pressing plate on the lower die can be adjusted, namely the pressure on the carrier tape can be adjusted, the smoothness of the carrier tape can be improved by increasing the pressure of the pressing plate on the lower die, and the production quality of the carrier tape is further improved;

3. the second adjusting block is connected to the bottom of each limiting plate, the second hand wheel can be rotated to drive the limiting plates to move, so that the distance between the two limiting plates can be adjusted, and the two limiting plates can be suitable for carrier bands of different sizes.

Drawings

Fig. 1 is a schematic structural diagram of a carrier tape punch according to an embodiment of the present application.

Fig. 2 is a schematic structural view showing a connection relationship between a lower die and a table in a carrier tape punch according to an embodiment of the present application.

Fig. 3 is an exploded view of a carrier tape punch embodying a clamping assembly according to an embodiment of the present application.

Fig. 4 is a schematic view of another perspective of an explosive structure embodying a clamping assembly in a carrier tape punch, in accordance with embodiments of the present application.

Fig. 5 is a schematic structural view of a second adjusting groove and a lower die connecting pipe in a carrier tape punch according to an embodiment of the present application.

Description of reference numerals: 1. a work table; 2. a conveying mechanism; 3. punching a hole die; 4. a winding device; 5. an upper die; 6. a lower die; 7. punching; 8. a punch; 9. a support; 10. a drive unit; 11. a fixed block; 12. a connecting plate; 13. a clamping assembly; 14. pressing a plate; 15. a slider; 16. an elastic member; 17. a sliding groove; 18. an inclined surface; 19. an anti-wear pad; 20. a first regulating groove; 21. a first regulating block; 22. a first lead screw; 23. a first hand wheel; 24. a dial gauge; 25. a second regulating groove; 26. a second regulating block; 27. a second lead screw; 28. a second hand wheel; 29. a support plate; 30. a cleaning device; 31. a roller; 32. a brush; 33. and a limiting plate.

Detailed Description

The present application is described in further detail below with reference to figures 1-5.

The embodiment of the application discloses carrier band puncher. Referring to fig. 1, a carrier tape punching machine includes a table 1, a conveying mechanism 2, a punching die 3, and a winding device 4; the workbench 1 is rectangular, and the conveying mechanism 2, the punching die 3 and the winding device 4 are sequentially arranged along the length direction of the workbench 1. The punching die 3 comprises a lower die 6 and an upper die 5 arranged above the lower die 6, the lower die 6 is fixedly connected to the workbench 1, a plurality of punching holes 7 are formed in the top of the lower die 6, and the punching holes 7 are uniformly arranged along the length direction of the workbench 1; the upper die 5 is fixedly connected with a plurality of punches 8 which correspond to the punched holes 7 one by one. One end fixedly connected with support 9 of workstation 1 width direction, the top of support 9 is connected with drive unit 10, and drive unit 10 is the cylinder, and drive unit 10's piston rod and the top fixed connection of lower mould 6. The conveying mechanism 2 and the winding device 4 both belong to the prior art and are not described in detail herein.

Conveying the carrier tape to the lower die 6 under the pulling action of the winding device 4 and the conveying action of the conveying mechanism 2 until the carrier tape is positioned below the punch 8, stopping conveying the carrier tape by the conveying mechanism 2, and stopping winding the carrier tape by the winding device 4; then, a piston rod of the driving unit 10 moves downwards along the vertical direction to drive the punches 8 to move vertically downwards to punch the carrier tape, so that each punch 8 extends into the corresponding punch 7, and after punching is finished, the piston rod of the driving unit 10 moves upwards along the vertical direction to withdraw the punch 8; the transport mechanism 2 then begins to transport the carrier tape continuously, while the take-up device 4 continues to collect the punched carrier tape.

Referring to fig. 2, two fixing blocks 11 are fixedly connected to the top of the lower die 6, and the two fixing blocks 11 are sequentially arranged along the width direction of the workbench 1. A connecting plate 12 is connected between the two fixing blocks 11, and referring to fig. 3, a clamping assembly 13 is fixedly connected to the bottom of the connecting plate 12, and the clamping assembly 13 includes a pressing plate 14, a sliding block 15 and a plurality of elastic members 16 which are connected in sequence from bottom to top.

Referring to fig. 4, the bottom of the connecting plate 12 is provided with a sliding groove 17, each elastic member 16 is in the sliding groove 17 and uniformly distributed along the length direction of the sliding groove 17, and the top end of each elastic member 16 is fixedly connected with the bottom wall of the sliding groove 17; the sliding block 15 is partly in the sliding groove 17 and partly out of the sliding groove 17, and the sliding block 15 can slide in the sliding groove 17 along the vertical direction; referring to fig. 2, the bottom surface of the pressing plate 14 is fitted to the top surface of the lower mold 6, and each elastic member 16 applies a pushing force to the slide block 15 toward the pressing plate 14.

Referring to fig. 2 and 4, an end of the platen 14 away from the punched hole 7 is opened with an inclined surface 18, the inclined surface 18 faces the lower die 6, and a distance between the inclined surface 18 and the lower die 6 is gradually reduced along a conveying direction of the carrier tape. An anti-abrasion pad 19 is fixedly connected to the bottom of the pressing plate 14, and the anti-abrasion pad 19 can reduce the possibility that the surface of the carrier belt is abraded in the transportation process due to the pressure of the pressing plate 14.

Referring to fig. 1 and 3, the carrier tape is conveyed from the bottom of the pressing plate 14, the pressing plate 14 applies a pushing force to the carrier tape vertically downward, so that the carrier tape is tightly pressed, and the carrier tape is in a flat state by a certain pulling force of the winding device 4, so that the problem that the processed hole is easy to deviate from an expected position is solved.

In order to adjust the pressure of the pressing plate 14 on the lower die 6, referring to fig. 3, a first adjusting groove 20 is formed in one end of each fixing block 11 close to the connecting plate 12 along the vertical direction, and each first adjusting groove 20 is a dovetail groove. Each first adjusting groove 20 is provided with a first adjusting block 21, each first adjusting block 21 is a dovetail block, and each first adjusting block 21 can slide in the corresponding first adjusting groove 20 along the vertical direction. A first screw rod 22 is arranged in each first adjusting groove 20, and both ends of each first screw rod 22 are rotatably connected with the inner wall of the first adjusting groove 20 through bearings. Each first lead screw 22 penetrates through the corresponding first adjusting block 21 and is in threaded connection with the corresponding first adjusting block, and one end, far away from the corresponding first adjusting block 21, of each first lead screw 22 penetrates through the corresponding first adjusting groove 20 and is fixedly connected with a first hand wheel 23. Each fixed block 11 is provided with a dial gauge 24 along the vertical direction on the side wall close to the connecting plate 12.

Specifically, two second hand wheels 28 are rotated to enable each first adjusting block 21 to slide along the vertical direction, so as to drive the connecting plate 12 to slide along the vertical direction, and thus the length of each elastic part 16 is adjusted, and the pressure of the pressure plate 14 on the lower die 6 can be adjusted, i.e., the pressure on the carrier tape can be adjusted. The height of each first adjusting block 21 is observed through the dial gauge 24, so that an operator can conveniently adjust the heights of the two first adjusting blocks 21 to be the same.

Referring to fig. 5, a second adjusting groove 25 is formed at the top of the lower die 6, the second adjusting groove 25 is disposed between the connecting plate 12 and the punched hole 7, and the length direction of the second adjusting groove 25 is perpendicular to the conveying direction of the carrier tape. The second adjusting groove 25 is dovetail-shaped, two second adjusting blocks 26 are arranged in the second adjusting groove 25, and each second adjusting block 26 is dovetail-shaped and can slide in the second adjusting groove 25 along the length direction thereof. The top of each second regulating block 26 is fixedly connected with a limiting plate 33, and the bottom of each limiting plate 33 is attached to the lower die 6. A second screw rod 27 is arranged in the second adjusting groove 25, and both ends of the second screw rod 27 are rotatably connected with the inner wall of the second adjusting groove 25 through bearings. The second screw 27 is a two-way threaded screw, the second screw 27 penetrates each second adjusting block 26 and is in threaded connection with the second adjusting block, one second adjusting block 26 is located on a forward threaded portion of the second screw 27, and the other second adjusting block 26 is located on a reverse threaded portion of the second screw 27. One end of the second screw rod 27 penetrating through the second adjusting groove 25 is fixedly connected with a second wheel 28. The second adjusting block 26 can move towards or away from each other by rotating the second wheel 28, so as to adjust the distance between the two limiting plates 33.

Referring to fig. 1, two support plates 29 are fixedly connected to the table 1, the two support plates 29 are both located between the conveying mechanism 2 and the lower mold 6, and the two support plates 29 are arranged along the width direction of the table 1. A cleaning device 30 is arranged between the two supporting plates 29, the cleaning device 30 comprises two rollers 31 and two brushes 32, the brushes 32 correspond to the rollers 31 one by one, and each brush 32 is fixedly connected to the outer wall of the corresponding roller 31. The two rollers 31 are vertically arranged between the two support plates 29, and each roller 31 is rotatably connected with the two support plates 29 through a rotating shaft. Before punching, the carrier tape passes between two rollers 31, and impurities on the surface are removed by a brush 32.

The implementation principle of a carrier band puncher of the embodiment of the application is as follows:

when the carrier tape needs to be punched, the second hand wheel 28 is rotated according to the width of the carrier tape to enable the two limiting plates 33 to move towards or away from each other, so that the distance between the two limiting plates 33 is adjusted, and the distance between the two limiting plates 33 is equal to the width of the carrier tape; then the carrier tape is conveyed between two rollers 31 through a winding device 4 and a conveying mechanism 2, and impurities on the surface of the carrier tape are scraped through a hairbrush 32 arranged on the rollers 31; the cleaned carrier tape extends into the inclined surface 18 of the pressing plate 14, the pressing plate 14 applies vertical downward pressure to the carrier tape, the winding device 4 has certain pulling force on the carrier tape, and the pressing plate 14 applies pressure to the carrier tape to enable the carrier tape to be in a flat state; the carrier tape passes through between the two stopper plates 33 and reaches above the punched holes 7. The conveying mechanism 2 stops conveying, and the driving unit 10 operates to make the piston rod move downwards along the vertical direction, so that each punch 8 penetrates through the carrier tape and is arranged in the corresponding punched hole 7, and the punching of the carrier tape is completed. After the punching is finished, the driving unit 10 drives the punch 8 to return to the initial position, then the conveying mechanism 2 continues to convey the carrier tape, and the winding device 4 winds up the punched carrier tape.

When the pressure of the pressure plate 14 on the carrier tape needs to be adjusted, the two second handwheels 28 are rotated simultaneously, so that each first adjusting block 21 slides in the vertical direction. When the first adjusting block 21 slides downwards, the deformation degree of the elastic piece 16 is increased, and the pressure of the pressing plate 14 on the carrier tape is increased; when the first adjusting block 21 slides upward, the degree of deformation of the elastic member 16 decreases, and the pressing force of the pressing plate 14 against the carrier tape decreases.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. A carrier tape punching machine comprises a workbench (1), wherein a punching die (3) and a winding device (4) are sequentially arranged on the workbench (1) along the transmission direction of a carrier tape; the punching die (3) comprises a lower die (6) provided with a punching hole (7) and an upper die (5) connected with a punching head (8); the upper die (5) is connected with a driving unit (10) which can enable the upper die to move along the vertical direction; the method is characterized in that: the top of the lower die (6) and one end, far away from the winding device (4), of the lower die are connected with two fixing blocks (11), and a connecting plate (12) is connected between the two fixing blocks (11); the bottom of the connecting plate (12) is connected with a clamping assembly (13); the clamping assembly (13) comprises a pressing plate (14), a sliding block (15) and an elastic piece (16) which are sequentially connected from bottom to top; the bottom of the connecting plate (12) is provided with a sliding groove (17) matched with the sliding block (15), the elastic piece (16) is arranged in the sliding groove (17), and the top end of the elastic piece (16) is connected with the bottom wall of the sliding groove (17); one part of the sliding block (15) is positioned in the sliding groove (17), and the other part of the sliding block is positioned outside the sliding groove (17); the sliding block (15) slides along the depth direction of the sliding groove (17); the elastic element (16) applies a thrust to the sliding block (15) towards the pressure plate (14); the bottom of the pressing plate (14) is attached to the top surface of the lower die (6), and the carrier tape is conveyed to the position below the punch (8) after passing through the bottom of the pressing plate (14).

2. A carrier tape punch as recited in claim 1, wherein: one end, close to the connecting plate (12), of each fixing block (11) is provided with a first adjusting groove (20) in the vertical direction, a first adjusting block (21) is connected in each first adjusting groove (20) in a sliding mode, and each first adjusting block (21) is connected with the connecting plate (12); each all be connected with first lead screw (22) through the bearing rotation in first adjustment tank (20), each first lead screw (22) all with corresponding first regulating block (21) threaded connection, each the one end that first lead screw (22) kept away from corresponding first regulating block (21) all is connected with first hand wheel (23).

3. A carrier tape punch as recited in claim 2, wherein: and a dial gauge (24) is arranged at one end of each fixing block (11) close to the connecting plate (12) along the length direction of the corresponding first adjusting groove (20).

4. A carrier tape punch as recited in claim 1, wherein: an inclined surface (18) is formed in one end, away from the punched hole (7), of the pressing plate (14), and the inclined surface (18) faces the lower die (6) and the distance between the inclined surface (18) and the lower die (6) is gradually reduced along the conveying direction of the carrier tape.

5. A carrier tape punch as recited in claim 1, wherein: the top of the lower die (6) is connected with two limiting plates (33); and the two limiting plates (33) are used for conveying the carrier tape.

6. A carrier tape punch as recited in claim 2, wherein: a second adjusting groove (25) is formed in the top of the lower die (6), and the length direction of the second adjusting groove (25) is perpendicular to the conveying direction of the carrier tape; the two second adjusting blocks (26) are connected in the second adjusting groove (25) in a sliding mode, the second adjusting blocks (26) correspond to the limiting plates (33) one by one, and the top of each second adjusting block (26) is connected with the bottom of the corresponding limiting plate (33); a second screw rod (27) is rotatably connected in the second adjusting groove (25) through a bearing, and the second screw rod (27) is a bidirectional thread; the second screw rod (27) is in threaded connection with the two second adjusting blocks (26) and can enable the two second adjusting blocks (26) to slide in the opposite direction or in the opposite direction; one end of the second screw rod (27) is connected with a second hand wheel (28).

7. A carrier tape punch as recited in claim 1, wherein: the bottom of the pressure plate (14) is connected with an anti-abrasion pad (19).

8. A carrier tape punch as recited in claim 1, wherein: the workbench (1) is connected with two supporting plates (29), and the two supporting plates (29) are both positioned on one side of the lower die (6) far away from the winding device (4); a cleaning device (30) is connected between the two supporting plates (29); the cleaning device (30) comprises two rollers (31) which are arranged along the vertical direction and brushes (32) which are arranged on the outer wall of each roller (31); each roller (31) is rotatably connected with the supporting plate (29).