CN103815626B - A kind of device automatically wearing slider of zipper fastener - Google Patents

Abstract

The invention discloses a device for automatically threading a zipper slider, which comprises a zipper slider positioning clamp, a push plate, a push rod, a zipper positioning clamp and a paddle; the side of the zipper slider positioning clamp is provided with an arc-shaped zipper slider upper guide rail, a material pushing groove and Feeding opening, the starting end of the upper guide rail of the zipper head corresponds to the pushing groove, and the end of the upper guiding rail of the zipper head extends to the zipper positioning clip; the pushing rod is installed in the pushing groove, and the feeding port and the pushing groove are vertically opened; Disc-shaped, the push plate matches with the upper guide rail of the zipper puller, and is driven to rotate along the upper guide rail of the zipper pull through the driving device, and at least one zipper puller pressing station is arranged on the push plate. The device of the present invention uses a disc-shaped push plate to push the zipper head to realize the automatic assembly of the zipper head; the performance is stable and reliable, the maintenance frequency is reduced, and the production efficiency is indirectly improved; Compared with the zipper puller device, the production efficiency is also higher under the same power and energy consumption.

Description

A device for automatically threading zipper pulls

technical field

The invention relates to the field of sealing bag production equipment, in particular to a device for automatically threading a zipper puller for a sealing bag.

Background technique

The zipper ziplock bag is a common self-sealing packaging bag, also known as a sealed bag. Among them, in order to facilitate the operation of sealing/unsealing, the zipper ziplock bag usually adopts a zipper head to realize its automatic sealing. In the traditional production process, the zipper puller is manually tightened, which not only requires a large amount of labor, but also costs money, and the production efficiency is low, and the production quality is greatly affected by human factors. At present, there are also some devices that automatically pull up the zipper pull, but the structure is generally more complicated and the stability is poor. In actual production, the maintenance frequency is high, and even relatively large repairs are often required, which affects production efficiency; and these devices use Driven by a cylinder, there are problems such as poor stability and short service life; in addition, in some devices, fan-shaped rotating discs are used to realize the compression of the zipper head, and the efficiency is low.

Contents of the invention

The object of the present invention is to provide a device for automatically putting on a zipper puller with an improved structure for the problems of poor stability and low production efficiency of the existing automatic zipper puller device.

In order to achieve the above object, the present invention provides a device for automatically threading a zipper puller, comprising a zipper puller positioning clip, a push plate, a push rod, a zipper positioning clip and a pick; the zipper puller positioning clip is provided with a pushing groove and a feeding The side of the zipper puller positioning clip is provided with an arc-shaped zipper puller upper guide rail, the starting end of the zipper puller upper guide rail corresponds to the push groove, and the end of the zipper puller upper guide rail extends to the zipper positioning clip; the push rod is installed on the In the pushing groove, push the zipper head entering from the feeding port into the starting end of the upper guide rail of the zipper head, and the feeding port is vertically opened with the pushing groove; The driving device drives it to rotate along the upper guide rail of the zipper slider, and at least one zipper slider pressing station is arranged on the push plate.

Preferably, the device for automatically threading zipper pulls of the present invention further includes a vibrating feeding tray, and the output end of the vibrating feeding tray communicates with the feeding port through the feeding guide rail.

Preferably, the device for automatically threading the zipper puller of the present invention also includes a base, shock-absorbing feet and a bracket, the zipper slider positioning clip and the push plate are installed in the bracket, the vibrating feeding tray is installed on the base, and the base is fixed on the base through the shock-absorbing feet. the top of the stand.

Preferably, the drive device is a servo drive to drive the push plate through a rotating shaft.

Preferably, the device for automatically threading the zipper slider of the present invention also includes a cam and a spring, the cam is arranged on the rotating shaft, and is coupled with the push rod to provide a driving force for the push rod; the spring is installed in the push groove, and is connected with the push rod The push rod is connected to provide power for the push rod to return.

Preferably, the device for automatically threading zipper pulls of the present invention further includes a photoelectric switch installed on the side of the push plate, and the photoelectric switch is connected to the servo drive signal, and the servo drive is controlled by its induction.

Preferably, the device for automatically threading the zipper puller of the present invention also includes a pick, which is wedge-shaped and is arranged in front of the zipper positioning clip at the end of the upper guide rail of the zipper, and is used to spread the zipper puller for easy insertion into the zipper.

Therefore, the beneficial effects of the present invention are: the automatic zipper puller threading device of the present invention adopts a disc-shaped push plate to push and press the zipper puller to realize automatic assembly of the zipper puller; meanwhile, it has at least one zipper puller pressing station Compared with the existing automatic device, the disc-shaped push plate has higher production efficiency under the same power; it has better The stability of the machine will not often require maintenance and repairs, thereby indirectly improving production efficiency and reducing unnecessary costs.

Description of drawings

Fig. 1 is the front structure schematic diagram of automatic zipper pull device in the embodiment of the present invention;

Fig. 2 is the side structure schematic diagram of automatic zipper pull device in the embodiment of the present invention;

Fig. 3 is a partially enlarged structural schematic diagram of the cooperation between the push plate and the zipper slider positioning clip in the embodiment of the present invention;

Fig. 4 is a schematic structural view of a zipper slider positioning clip in an embodiment of the present invention;

Fig. 5 is a schematic structural view of a push plate in an embodiment of the present invention;

FIG. 6 is a schematic cross-sectional view along B-B of FIG. 5 .

Explanation of reference signs:

Vibration feeding plate 1, base 2, shock absorbing feet 3, bracket 4, feeding guide rail 5, zipper slider positioning clamp 6, push plate 7, cam 8, zipper slider upper guide rail 9, photoelectric switch 10, servo driver 11, rotating shaft 12, Push rod 13, zipper positioning clip 14, paddle 15, push groove 16, feed opening 17 and zipper head pressing station 18.

Detailed ways

In order to enable examiners to further understand the purpose of the present invention, a preferred embodiment is now attached for detailed description as follows. This embodiment is only used to illustrate the technical solution of the present invention, not to limit the present invention.

The automatic zipper puller device of the present invention is shown in Figure 1-Figure 6, comprises zipper puller positioning clip 6, push plate 7, push rod 13, zipper positioning clip 14 and plectrum 15; Pushing material groove 16 and feeding opening 17, the side of slide fastener head positioning clip 6 is provided with arc-shaped slide fastener head upper guide rail 9, and the starting end of slide fastener head upper position guide rail 9 corresponds to described pushing material groove 16, and the slide fastener head upper position guide rail The end of 9 extends to the zipper positioning clip 14; the push rod 13 is installed in the push groove 16, and the zipper slider entering from the feeding port 17 is pushed into the starting end of the upper guide rail 9 of the zipper pull, and the feeding port 17 and the pushing groove 16 Open vertically; the push plate 7 is in the shape of a disc, and the push plate 7 is matched with the upper guide rail 9 of the zipper puller, and is driven by the driving device to rotate along the upper guide rail 9 of the zipper pull, and the push plate 7 is provided with at least one zipper puller pressing station 18. Wherein, the zipper puller pressing station cooperates with the zipper puller upper guide rail to push the zipper puller and press the zipper puller into the zipper. In terms of production efficiency, there can be multiple zipper puller pressing stations. In a specific solution of the present invention, two zipper puller pressing stations are designed.

During use, the zipper head enters from the feeding port 17, and continues to move forward under the driving force of the feeding. When the disk 7 rotates, push the zipper puller of the push disk 7 against the station 18, push the zipper puller to move along the upper guide rail 9 of the zipper puller to the zipper positioning clip 14, and further press the zipper puller of the push disk 7 to the station 18 Under the pressing pressure, the slider of the zipper is pressed into the zipper located at the zipper positioning clip 14, so as to realize the automatic assembly of the slider of the zipper. Because the push plate 7 is rotating, in coordination with the whole production process and efficiency, in the embodiment of the present invention, two symmetrical zipper puller pressing stations are set on the push plate 7; it can be understood that if the efficiency of other equipment can follow In addition, in addition to adjusting the speed of the push plate to push the material, the production efficiency can also be improved by increasing the number of zipper head pressing stations. The automatic zipper puller threading device of the present invention realizes the automatic assembly of the zipper puller, and the design of the disc-shaped push plate and its drive make the stability of the whole device better, reducing the impact on production due to frequent maintenance of equipment. adverse effects caused. In the present invention, in order to make the push plate and the push rod operate synchronously, the push rod and the push plate actually use the same servo driver. By setting the specific protruding position of the cam, the push rod is controlled to push the zipper head out when the zipper head of the push plate is pressed against the station and moves to the push groove, and then the rotating shaft drives the cam to continue to run. When it is at a low position, the push rod loses the driving force of the cam, and is pulled back under the tension of the spring to return to the initial position. In addition, it should be noted that when the push plate is equipped with multiple zipper puller pressing stations, the protrusion settings of the corresponding cams will also be adapted to push the zipper puller in conjunction with the zipper puller pressing stations; this can Adjust according to the actual production situation.

In the preferred solution of the present invention, the commercially available vibrating feeding tray 1 is used to realize the feeding of the zipper head. Specifically, the output port of the vibrating feeding tray 1 is communicated with the feeding port 17 through the feeding guide rail 5, and the vibrating feeding tray 1 is set on the automatic threading At the top of the zipper pull device, under the dual force of the pushing force of the vibrating feeding tray and the natural gravity, the zipper pull enters the feeding port 17 through the feeding guide rail 5, and is continued to be pushed to the pushing groove 16 places. In the preferred solution of the present invention, the zipper slider positioning clip and the zipper positioning clip are integrated, and the side of the zipper slider positioning clip is designed with the upper guide rail of the zipper slider, and the upper guide rail of the zipper slider is arc-shaped; The feeding port, the feeding port and the pushing chute are designed vertically, the end of the feeding port is connected to the pushing trough, and the end of the pushing chute is connected to the starting end of the upper guide rail of the zipper head; after the zipper head enters from the feeding port, it runs to the end When it is at the push groove of the zipper head, it is pushed to the starting end of the upper guide rail of the zipper head by the push rod, and the end of the upper guide rail of the zipper head is connected to the zipper positioning clip, and the pushing plate pushes the zipper head to move along the upper guide rail of the zipper head, and the zipper The head is pushed to the zipper positioning clip, and the zipper head is inserted into the zipper at the zipper positioning clip under the pushing force.

In another preferred solution of the present invention, in order to facilitate the fixed placement of the automatic zipper puller device, it also includes a base 2, a shock-absorbing foot 3 and a bracket 4, and the zipper slider positioning clip 6 and the push plate 7 are all installed in the bracket 4, and the vibration The feeding tray 1 is installed on the base 2, and the base 2 is fixed on the top of the bracket 4 through the shock-absorbing feet 3. Wherein, the base 2 is actually the base for assembling the vibrating feeding tray 1, and the shock-absorbing feet 3 are used to support the base between the base 2 and the support 4, in order to avoid the vibration of the vibrating feeding tray 1 from affecting the accuracy of the zipper slider assembly. Influence. In the present invention, the cooperative operation of the zipper slider positioning clip 6 and the push plate 7 is one of the key points. Therefore, the zipper slider positioning clip 6 and the push plate 7 are uniformly fixed and assembled in the bracket 4, which avoids improper installation and affects production; The bracket 4 is not only used for fixing the zipper slider positioning clip 6 and the push plate 7, but also, as mentioned above, the bracket 4 also provides support for installing the vibrating feeding tray 1 at the top.

In another preferred solution of the present invention, a servo driver 11 is used to drive the push disk 7, and a rotating shaft 12 and a cam 8 are used to connect the servo driver 11 and the push disk 7 to control the rotation of the push disk 7 according to the design of the zipper pull against the station. . Further, the photoelectric switch 10 is used to control the servo driver 11. The photoelectric switch 10 is installed on the side of the push plate 7. The photoelectric switch 10 is connected with the servo driver 11 for signals, and the operation of the servo driver 11 is controlled by its induction signal.

In another preferred solution of the present invention, a plectrum 15 is also provided at the end of the upper guide rail 9 of the zipper before the zipper positioning clip 14. The plectrum 15 is wedge-shaped, and the front end of the plectrum is thin and the rear end is thick, and the thinner front end faces Zipper upper guide rail9. During use, when the push plate 7 pushes the slider of the zipper to come out from the upper guide rail 9 of the zipper, the end of the upper guide rail of the zipper first passes through the paddle 15, and the paddle 15 stretches the slider of the zipper. The opened zipper pull can be easily inserted into the zipper at the zipper positioning clip under the promotion of the push plate 7 .

The automatic zipper pulling device of the present invention uses a servo driver to drive the disc-shaped push plate, which has stable and reliable performance, reduces maintenance frequency, low maintenance cost, and indirectly improves production efficiency; and two zipper pulls are arranged on the push plate Compared with the existing automatic zipper puller threading device in which the rotary cylinder drives the fan-shaped rotating disk to and fro, the pressing station has higher production efficiency under the same power and energy consumption.

It should be declared that the above summary of the invention and specific implementation methods are intended to prove the practical application of the technical solutions provided by the present invention, and should not be interpreted as limiting the protection scope of the present invention. Those skilled in the art may make various modifications, equivalent replacements or improvements within the spirit and principle of the present invention. The protection scope of the present invention shall be determined by the appended claims.

Claims (7)

1. automatically wear a device for slider of zipper fastener, it is characterized in that: comprise slider of zipper fastener locating clip (6), pushing disk (7), charging ram (13), slide fastener locating clip (14) and plectrum (15); Described slider of zipper fastener locating clip (6) is provided with pusher groove (16) and dog-house (17), the side of slider of zipper fastener locating clip (6) is provided with the upper guide rail of slider of zipper fastener (9) of circular arc, the initiating terminal of the upper guide rail of slider of zipper fastener (9) is corresponding with described pusher groove (16), and the end of the upper guide rail of slider of zipper fastener (9) extends to slide fastener locating clip (14); Described charging ram (13) is installed in described pusher groove (16), the slider of zipper fastener entered is pushed the initiating terminal of the upper guide rail of slider of zipper fastener (9) from dog-house (17), and described dog-house (17) is vertical with described pusher groove (16) to be offered; Described pushing disk (7) is in the form of annular discs, and pushing disk (7) matches with the upper guide rail of slider of zipper fastener (9), drives it to rotate along the upper guide rail of slider of zipper fastener (9), pushing disk (7) is provided with at least one slider of zipper fastener and compresses station (18) by drive unit.

2. device according to claim 1, is characterized in that: also comprise vibrations feed table (1), and the output of described vibrations feed table (1) is communicated with described dog-house (17) by feeding guide (5).

3. device according to claim 2, it is characterized in that: also comprise base (2), shock-absorbing foot (3) and support (4), described slider of zipper fastener locating clip (6) and pushing disk (7) are installed in described support (4), described vibrations feed table (1) is arranged on described base (2), and base (2) is fixed on the top of described support (4) by shock-absorbing foot (3).

4. device according to claim 1, is characterized in that: described drive unit is that servo-driver (11) is by rotating shaft (12) and the described pushing disk of driving (7).

5. device according to claim 4, is characterized in that: also comprise cam (8) and spring, and described cam (8) is arranged in rotating shaft (12), and with described charging ram (13) coupling, for charging ram (13) provides motive force; Described spring fitting in described pusher groove (16), and is connected with described charging ram (13), for charging ram (13) return provides power.

6. device according to claim 4, it is characterized in that: also comprise optoelectronic switch (10), optoelectronic switch (10) is arranged on the side of described pushing disk (7), and, described optoelectronic switch (10) is connected with described servo-driver (11) signal, controls servo-driver (11) run by its induction.

7. the device according to any one of claim 1-6, it is characterized in that: also comprise a plectrum (15), described plectrum (15) in wedge shape, before being arranged at the described slide fastener locating clip (14) of the upper guide rail of slide fastener (9) end, for strutting slider of zipper fastener so that slider of zipper fastener penetrates slide fastener.