CN216270077U

CN216270077U - Adjustable type stretching strap device

Info

Publication number: CN216270077U
Application number: CN202123043145.4U
Authority: CN
Inventors: 刘杰; 侯保华; 张平
Original assignee: Huizhou Yiren Packaging Co ltd
Current assignee: Huizhou Yiren Packaging Co ltd
Priority date: 2021-12-07
Filing date: 2021-12-07
Publication date: 2022-04-12
Anticipated expiration: 2031-12-07

Abstract

The utility model relates to an adjustable drawstring device, which comprises a supporting plate, wherein a connecting rod and a fixing frame are fixedly arranged on two opposite sides of the supporting plate, a movable frame is arranged on the supporting plate in a sliding manner, and a drawstring unit with an adjustable position is arranged on the movable frame; the connecting rod is provided with two drawstring guide rails, at least one drawstring guide rail can slide relative to the connecting rod, and the drawstring unit is positioned between the two drawstring guide rails; the fixing frame is provided with a linear module, and the linear module is used for driving the moving frame to move along the length direction of the pull belt guide rail. The positions of the drawstring unit and the drawstring guide rail are adjustable, so that the drawstring device can be suitable for carrier bands with different specifications, such as a single carrier band and a single-specification multi-strip carrier band, the operation is convenient, the application range of the drawstring device is effectively enlarged, and the use cost is saved.

Description

Adjustable type stretching strap device

Technical Field

The utility model relates to the field of mechanical equipment, in particular to an adjustable drawstring device.

Background

The carrier tape is a tape-shaped product applied to the field of electronic packaging, and 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 tape-shaped product. The carrier tapes are various in types and different in specifications, the drawstring devices in the prior art are usually designed only for the carrier tapes of a certain specific specification, the application range is narrow, when the carrier tapes of different specifications are required to be produced, different drawstring devices are required to be replaced, the operation is inconvenient, and the production cost is increased.

SUMMERY OF THE UTILITY MODEL

In view of the above, the present invention provides an adjustable drawstring device to solve the above technical problems.

The purpose of the utility model is realized by the following technical scheme:

an adjustable drawstring device comprises a supporting plate, wherein a connecting rod and a fixing frame are fixedly arranged on two opposite sides of the supporting plate, a movable frame is arranged on the supporting plate in a sliding mode, and drawstring units with adjustable positions are arranged on the movable frame; the connecting rod is provided with two drawstring guide rails, at least one drawstring guide rail can slide relative to the connecting rod, and the drawstring unit is positioned between the two drawstring guide rails; the fixing frame is provided with a linear module, and the linear module is used for driving the moving frame to move along the length direction of the pull belt guide rail.

Furthermore, the movable frame comprises a connecting plate, an upper fixing plate and a lower fixing plate which are arranged on one side of the connecting plate, and a clamping plate which is arranged on the other side of the connecting plate, wherein a bayonet is arranged between the clamping plate and the connecting plate, and the bayonet is clamped on the supporting plate.

Furthermore, the stretching strap unit comprises a first air cylinder, a mounting plate and a clamping block, the first air cylinder is fixed on the upper fixing plate through the mounting plate, and the clamping block is connected with the output end of the first air cylinder.

Further, an upper fixing plate is provided with a strip-shaped through hole, the mounting plate is connected with the first air cylinder through a plurality of bolts, and the bolts penetrate through the mounting plate and the strip-shaped through holes and then are connected with the first air cylinder.

Furthermore, the lower fixing plate is provided with a movable cushion block, and the movable cushion block is opposite to the clamping block.

Furthermore, the linear module comprises a motor fixedly connected with the fixing frame and a screw rod rotatably connected with the fixing frame, the clamping plate is in threaded connection with the screw rod, and the motor is used for driving the screw rod to rotate.

Furthermore, the drawstring guide rails are connected with the connecting rods through sliders, and two clamping grooves are formed in the opposite sides of the drawstring guide rails.

Furthermore, one of the drawstring guide rails is provided with a second cylinder, the output end of the second cylinder is connected with a pressing block, and the drawstring guide rail is provided with a pressing groove matched with the pressing block.

Furthermore, the second cylinder is fixed on the pull belt guide rail through a mounting block.

Furthermore, two inductors are arranged on the supporting plate, and the two inductors are arranged at intervals along the length direction of the pull belt guide rail.

Compared with the prior art, the utility model has the beneficial effects that:

according to the belt pulling device, the movable frame is driven by the linear module to move relative to the supporting plate, so that the movable frame can drive the belt pulling unit to move along the length direction of the belt pulling guide rail, and the belt pulling effect of the belt pulling unit is achieved; meanwhile, the position of the drawstring unit relative to the movable frame is adjustable, so that the drawstring unit can be adjusted for different carrier tapes, and the drawstring unit can be accurately aligned with holes on the carrier tapes; in addition, the distance between the two drawstring guide rails is adjustable, so that the drawstring device can adapt to carrier bands with different specifications, such as a single-strip carrier band and a single-specification multi-strip carrier band, is convenient to operate, effectively improves the application range of the drawstring device, and saves the use cost.

Drawings

Fig. 1 is a schematic overall structure diagram of an embodiment of the present invention.

Fig. 2 is a top view of fig. 1.

FIG. 3 is a side view of a mobile frame according to an embodiment of the utility model.

Fig. 4 is a partially enlarged view of a portion a in fig. 1.

Reference numerals: 1-a support plate; 2-a connecting rod; 3-a fixing frame; 4-a moving rack; 41-connecting plate; 42-upper fixing plate; 43-lower fixed plate; 44-a clamping plate; 45-bayonet; 5-a drawstring unit; 51-a first cylinder; 52-a mounting plate; 521-a bar-shaped through hole; 53-a fixture block; 6-a pull belt guide rail; 61-card slot; 62-pressing a groove; 7-a linear module; 71-a motor; 72-a screw rod; 8-movable cushion blocks; 9-a slide block; 10-a sensor; 11-a second cylinder; 12-briquetting; 13-mounting the block.

Detailed Description

To facilitate understanding of those skilled in the art, the present invention will be described in further detail below with reference to specific embodiments and the accompanying drawings.

Referring to fig. 1-4, a preferred embodiment of the present invention is shown.

Referring to fig. 1 and 2, an adjustable drawstring device includes a supporting plate 1, a connecting rod 2 and a fixing frame 3 are fixedly disposed at two opposite sides of the supporting plate 1, a movable frame 4 is slidably disposed on the supporting plate 1, and a drawstring unit 5 with an adjustable position is disposed on the movable frame 4; two drawstring guide rails 6 are arranged on the connecting rod 2, at least one drawstring guide rail 6 can slide relative to the connecting rod 2, and the drawstring unit 5 is positioned between the two drawstring guide rails 6; the fixed frame 3 is provided with a linear module 7, and the linear module 7 is used for driving the movable frame 4 to enable the movable frame 4 to move along the length direction of the drawstring guide rail 6. In the embodiment, the linear module 7 drives the moving frame 4 to move relative to the support plate 1, so that the moving frame 4 can drive the drawstring unit 5 to move along the length direction of the drawstring guide rail 6, and the drawstring effect of the drawstring unit 5 is realized; meanwhile, the position of the drawstring unit 5 relative to the movable frame 4 is adjustable, so that the drawstring unit 5 can be adjusted for different carrier tapes, and the drawstring unit 5 can be accurately aligned with holes on the carrier tapes; in addition, the distance between the two drawstring guide rails 6 is adjustable, so that the drawstring device can adapt to carrier bands with different specifications, such as a single-strip carrier band and a single-specification multi-strip carrier band, is convenient to operate, effectively improves the application range of the drawstring device, and saves the use cost.

Referring to fig. 3, in the present embodiment, the movable frame 4 includes a connecting plate 41, an upper fixing plate 42 and a lower fixing plate 43 disposed on one side of the connecting plate 41, and a clamping plate 44 disposed on the other side of the connecting plate 41, wherein a bayonet 45 is disposed between the clamping plate 44 and the connecting plate 41, and the bayonet 45 is clamped on the supporting plate 1. The movable frame 4 is slidably disposed on the support plate 1 and is driven by the linear module 7. Wherein, the upper fixing plate 42 and the lower fixing plate 43 are disposed at an interval, and both are located at one side of the support plate 1 having the connection rod 2. The movable frame 4 is used for carrying the pull belt unit 5 and plays a role of a supporting medium.

The pull belt unit 5 includes a first cylinder 51, a mounting plate 52 and a latch 53, the first cylinder 51 is fixed to the upper fixing plate 42 through the mounting plate 52, and the latch 53 is connected to an output end of the first cylinder 51. The upper fixing plate 42 is provided with a bar-shaped through hole 521, the mounting plate 52 is connected with the first cylinder 51 through a plurality of bolts, and the bolts are connected with the first cylinder 51 after passing through the mounting plate 52 and the bar-shaped through hole 521. The lower fixing plate 43 is provided with a movable cushion block 8, and the movable cushion block 8 is arranged opposite to the clamping block 53. The first cylinder 51 is arranged on the lower surface of the upper fixing plate 42 in an inverted mode, the mounting plate 52 is fixed on the upper surface of the upper fixing plate 42, when the position of the first cylinder 51 needs to be adjusted, the bolt is loosened, the first cylinder 51 is separated from the mounting plate 52, the position of the first cylinder 51 is adjusted again, and when a new position of the first cylinder 51 is selected, locking is conducted through the bolt. Correspondingly, the movable cushion block 8 is also synchronously adjusted along with the drawing belt unit 5.

When the belt unit 5 operates, the first air cylinder 51 drives the fixture block 53 to descend, so that the fixture block 53 can be inserted into a hole in the carrier belt and is matched with the movable cushion block 8 for supporting, the carrier belt is clamped between the fixture block 53 and the movable cushion block 8, the belt unit 5 is driven to move through the linear module 7, the carrier belt is moved, then the carrier belt is loosened, and the belt unit 5 is reset to perform next circulation.

In this embodiment, the linear module 7 includes a motor 71 fixedly connected to the fixing frame 3, and a screw rod 72 rotatably connected to the fixing frame 3, the clamping plate 44 is threadedly connected to the screw rod 72, and the motor 71 is used for driving the screw rod 72 to rotate. The screw 72 can drive the reciprocating motion of the clamping plate 44 through the forward rotation and the overturn of the motor 71, and the structure is simple and effective. Of course, the expansion and contraction of the cylinder can be realized.

The drawstring guide rails 6 of the embodiment are connected with the connecting rods 2 through the sliders 9, and the clamping grooves 61 are formed in the opposite sides of the two drawstring guide rails 6. The carrier tape is inserted into the card slot 61 of the drawstring guide rail 6 at both sides thereof when being transported. One of the sliding blocks 9 is fixed on the connecting rod 2 and is abutted against one side of the supporting plate 1, the other sliding block 9 can slide relative to the connecting rod 2, and only one of the two drawstring guide rails 6 needs to be adjusted when the distance between the two drawstring guide rails is adjusted. The drawstring guide rail 6 is detachably connected with the sliding block 9, so that the replacement is convenient and independent.

Referring to fig. 2 and 4, in the present embodiment, one of the strap guides 6 is provided with a second cylinder 11, an output end of the second cylinder 11 is connected to a pressing block 12, and the strap guide 6 is provided with a pressing groove 62 matched with the pressing block 12. Wherein the second cylinder 11 is fixed on the drawstring guide rail 6 through a mounting block 13. The second air cylinders 11 are two arranged at intervals, and the second air cylinders 11 are pressed down by driving the pressing blocks 12, so that the pressing blocks 12 compress the carrier tape, and the situation that the carrier tape moves to cause inaccurate alignment of the pull tape units 5 is avoided.

In this embodiment, two sensors 10 are provided on the support plate 1, and the two sensors 10 are provided at intervals along the length direction of the pull tape guide 6. The two sensors 10 are arranged to limit the moving range of the moving plate and avoid the moving plate from impacting other parts to cause damage.

In the description of the present invention, it is to be understood that terms such as "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like, which indicate orientations or positional relationships, are used based on the orientations or positional relationships shown in the drawings only for the convenience of describing the present invention and for the simplicity of description, and do not indicate or imply that the referenced devices or elements must have a particular orientation, be constructed in a particular orientation, and be operated, and thus, should not be construed as limiting the present invention.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically defined otherwise.

While the utility model has been described in conjunction with the specific embodiments set forth above, it is evident that many alternatives, modifications, and variations will be apparent to those skilled in the art in light of the foregoing description. Accordingly, it is intended to embrace all such alternatives, modifications, and variations that fall within the spirit and scope of the appended claims.

Claims

1. An adjustable drawstring device is characterized by comprising a supporting plate, wherein a connecting rod and a fixing frame are fixedly arranged on two opposite sides of the supporting plate, a movable frame is arranged on the supporting plate in a sliding manner, and a drawstring unit with an adjustable position is arranged on the movable frame; the connecting rod is provided with two drawstring guide rails, at least one drawstring guide rail can slide relative to the connecting rod, and the drawstring unit is positioned between the two drawstring guide rails; the fixing frame is provided with a linear module, and the linear module is used for driving the moving frame to move along the length direction of the pull belt guide rail.

2. The adjustable draw tape device of claim 1, wherein the movable frame comprises a connecting plate, an upper fixing plate and a lower fixing plate disposed on one side of the connecting plate, and a clamping plate disposed on the other side of the connecting plate, wherein a bayonet is disposed between the clamping plate and the connecting plate, and the bayonet is clamped on the supporting plate.

3. The adjustable belt pulling device according to claim 2, wherein the belt pulling unit comprises a first cylinder, a mounting plate and a clamping block, the first cylinder is fixed on the upper fixing plate through the mounting plate, and the clamping block is connected with the output end of the first cylinder.

4. The adjustable strap apparatus of claim 3 wherein the upper mounting plate has a plurality of elongated through holes, the mounting plate is connected to the first cylinder by a plurality of bolts, and the bolts pass through the mounting plate and the elongated through holes and are connected to the first cylinder.

5. The adjustable strap assembly of claim 3 wherein said bottom mounting plate has a removable spacer, said removable spacer being positioned opposite said latch.

6. The adjustable belt pulling device as claimed in claim 2, wherein the linear module comprises a motor fixedly connected to the fixing frame and a lead screw rotatably connected to the fixing frame, the clamping plate is in threaded connection with the lead screw, and the motor is used for driving the lead screw to rotate.

7. The adjustable draw tape device of claim 1, wherein the draw tape guide rails are connected to the connecting bar by a slider, and wherein a slot is provided on each of opposite sides of the two draw tape guide rails.

8. The adjustable draw tape device according to claim 1, wherein a second cylinder is provided on one of the draw tape guide rails, a press block is connected to an output end of the second cylinder, and the draw tape guide rail is provided with a press groove engaged with the press block.

9. The adjustable draw tape device of claim 8 wherein the second cylinder is secured to the draw tape rail by a mounting block.

10. The adjustable draw tape device of any one of claims 1-9 wherein two sensors are provided on the support plate, the two sensors being spaced apart along the length of the draw tape guide.