Bolt sensing and positioning device

Abstract

The utility model relates to the technical field of zipper equipment, in particular to a bolt sensing and positioning device, which mainly solves the problem of low production efficiency caused by the fact that a bolt cannot penetrate due to inaccurate zipper positioning in the prior art, and comprises a sensing mechanism and a positioning mechanism, the sensing mechanism comprises a support, a zipper guide assembly, a swing plate seat, a sensing swing plate, a pin, a tension spring, a switch seat and a proximity switch, the zipper guide assembly is provided with a first zipper guide groove and a through groove, the middle of the sensing swing plate is hinged to the swing plate seat through the pin, and the two ends of the tension spring are connected with the upper end of the sensing swing plate and the swing plate seat respectively. The positioning mechanism comprises an air cylinder, a push rod and a push rod seat, the push rod seat is arranged at the output end of the zipper guide assembly, a second zipper guide groove and a push rod guide groove are formed in the push rod seat, the push rod is arranged in the push rod guide groove, and the air cylinder is connected with the push rod.

Description

Technical Field

[0001] The utility model relates to the technical field of zipper equipment, and in particular to a latch induction positioning device. Background Art

[0002] When producing open injection-molded zippers, the small pin positioning device of the current automatic chain closing and threading machine may cause problems such as inaccurate positioning or broken zipper teeth during the positioning process, resulting in the inability to insert the pin and reduced production efficiency. Utility Model Content

[0003] Therefore, in view of the above problems, the utility model provides a latch induction positioning device, which mainly solves the problem in the prior art that the zipper is not accurately positioned, resulting in the inability to insert the latch and causing low production efficiency.

[0004] In order to achieve the above purpose, the utility model adopts the following technical solutions:

[0005] A latch induction positioning device comprises an induction mechanism and a positioning mechanism, wherein the induction mechanism comprises a support, a zipper guide assembly, a swing plate seat, an induction swing plate, a pin, a tension spring, a switch seat and a proximity switch, wherein the zipper guide assembly is arranged on the support, the zipper guide assembly has a first zipper guide groove for guiding and conveying the zipper and a through groove connected to the first zipper guide groove, the swing plate seat and the switch seat are respectively mounted on the zipper guide assembly, the middle part of the induction swing plate is hinged to the swing plate seat by a pin, and both ends of the tension spring are The upper end of the sensing swing plate and the swing plate seat are respectively connected so that the lower end of the sensing swing plate is embedded in the first zipper guide groove through the through groove. The proximity switch is arranged on the switch seat and distributed on the upper circumference of the sensing swing plate. The positioning mechanism includes a cylinder, a push rod and a push rod seat. The push rod seat is arranged at the output end of the zipper guide assembly. The push rod seat has a second zipper guide groove connected to the first zipper guide groove and a push rod guide groove connected to the second zipper guide groove. The push rod is arranged in the push rod guide groove, and the cylinder is connected to the push rod.

[0006] Furthermore, the zipper guide assembly includes an upper zipper guide plate and a lower zipper guide plate, the lower surface of the upper zipper guide plate is provided with an upper zipper guide groove, and the upper surface of the lower zipper guide plate is provided with a lower zipper guide groove. By installing the upper zipper guide plate and the lower zipper guide plate, the upper zipper guide groove and the lower zipper guide groove form a first zipper guide groove, and the through groove is provided on the upper zipper guide plate.

[0007] Furthermore, a threaded hole is provided at the rear end of the push rod, a limiting bolt is threadedly connected to the threaded hole, and a central axis of the limiting bolt is parallel to the movement direction of the push rod.

[0008] Furthermore, the cylinder is installed on the push rod seat through the cylinder seat.

[0009] Furthermore, the support includes a fixed plate and an adjustment plate, the adjustment plate is provided with a first strip groove, and the adjustment plate is locked and connected to the fixed plate by bolts passing through the first strip groove.

[0010] Furthermore, a second strip groove is provided on the lower guide plate of the zipper, and the lower guide plate of the zipper is locked and connected with the adjustment plate by bolts passing through the second strip groove.

[0011] Furthermore, a third strip groove is provided on the push rod seat, and the push rod seat is locked and connected to the lower guide plate of the zipper by means of a bolt passing through the third strip groove.

[0012] Furthermore, a fourth strip groove is provided on the switch seat, and the proximity switches are distributed in the fourth strip groove.

[0013] By adopting the above technical solution, the beneficial effects of the utility model are:

[0014] 1) The latch induction positioning device allows the zipper to pass through the first zipper guide groove and the second zipper guide groove, and drags the zipper guide for transportation, so that the zipper has good transportation stability;

[0015] 2) When the empty space of the zipper passes through the sensing swing plate, the lower end of the sensing swing plate is lifted, causing the upper end of the sensing swing plate to swing, thereby triggering the proximity switch response, prompting the device to detect the empty space, and drag the zipper latch to the set position, and then push the push rod through the cylinder to push the latch out to achieve the positioning of the latch. In this way, the sensing mechanism and the positioning mechanism are linked, and the guided transportation of the zipper is achieved, so that the positioning accuracy of the zipper is high, which is conducive to the insertion of the slider and improves production efficiency;

[0016] 3) By adjusting the setting of the limit bolt, the distance between the limit bolt and the zipper guide assembly can be adjusted, thereby adjusting the movement stroke of the push rod. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 It is a schematic diagram of the structure of a zipper;

[0018] Figure 2 It is a three-dimensional structural schematic diagram of an embodiment of the utility model;

[0019] Figure 3 It is a schematic diagram of the exploded structure of an embodiment of the utility model;

[0020] Figure 4 It is a schematic diagram of the top view of the structure of an embodiment of the utility model;

[0021] Figure 5 It is a front view structural schematic diagram of an embodiment of the utility model;

[0022] Figure 6 yes Figure 5Schematic diagram of the cross-sectional structure at AA in the middle. DETAILED DESCRIPTION

[0023] The utility model is now further described in conjunction with the accompanying drawings and specific implementation methods.

[0024] The utility model embodiment is:

[0025] refer to Figure 1 As shown, the zipper 1' is mainly composed of a zipper tape 2', chain teeth 3', a top stop 4', a latch 5' and a slider. The chain teeth 3', the top stop 4' and the latch 5' are arranged on one side of the width direction of the zipper tape 2', and the top stop 4' and the latch 5' are distributed at both ends of the length direction of the zipper tape 2'. During the production process of the zipper 1', the rolled zipper tape 2' is usually unrolled and transported, and the chain teeth 3', the top stop 4' and the latch 5' are continuously formed on one side of the width direction of the zipper tape 2', and a space 6' is formed between adjacent latches 5' and top stops 4'.

[0026] refer to Figures 2 to 6 As shown, a latch induction positioning device includes an induction mechanism and a positioning mechanism, wherein the induction mechanism includes a support 1, a zipper guide assembly 2, a swing plate seat 3, an induction swing plate 4, a pin 5, a tension spring 6, a switch seat 7 and a proximity switch 8, wherein the zipper guide assembly 2 is arranged on the support 1, and the zipper guide assembly 2 has a first zipper guide groove 20 for guiding and conveying the zipper and a through groove 9 connected to the first zipper guide groove 20, the swing plate seat 3 and the switch seat 7 are respectively installed on the zipper guide assembly 2, the middle part of the induction swing plate 4 is hinged to the swing plate seat 3 through the pin 5, and the two ends of the tension spring 6 are respectively connected to the upper end of the induction swing plate 4 and the swing plate seat 3, so that the lower end of the sensing swing plate 4 is embedded in the first zipper guide groove 20 through the through groove 9, the proximity switch 8 is arranged on the switch seat 7, and is distributed on the upper peripheral side of the sensing swing plate 4, the positioning mechanism includes a cylinder 21, a push rod 22 and a push rod seat 23, the push rod seat 23 is arranged at the output end of the zipper guide assembly 2, the push rod seat 23 has a second zipper guide groove 30 connected to the first zipper guide groove 20 and a push rod guide groove 24 connected to the second zipper guide groove 30, the push rod 22 is arranged in the push rod guide groove 24, the cylinder 21 is installed on the push rod seat 23 through the cylinder seat 25, and the cylinder 21 is connected to the push rod 22.

[0027] In the latch sensing positioning device, the zipper passes through the first zipper guide groove 20 and the second zipper guide groove 30, and drags the zipper 1' for guided transportation. When the empty space 6' of the zipper 1' passes the sensing swing plate 4, the lower end of the sensing swing plate 4 is lifted, causing the upper end of the sensing swing plate 4 to swing, thereby triggering the proximity switch 8 to respond, prompting the device to have detected the empty space, and drag the zipper latch 5' to the set position, and then push the push rod 22 through the cylinder 21 to push the latch 5' out to achieve the positioning of the latch 5'. In this way, the sensing mechanism and the positioning mechanism are linked, and the guided transportation of the zipper 1' is achieved, so that the positioning accuracy of the zipper 1' is high, which is conducive to the insertion of the slider and improves production efficiency.

[0028] Specifically, the zipper guide assembly 2 includes an upper zipper guide plate 201 and a lower zipper guide plate 202. The lower surface of the upper zipper guide plate 201 is provided with an upper zipper guide groove 203, and the upper surface of the lower zipper guide plate 202 is provided with a lower zipper guide groove 204. By installing the upper zipper guide plate 201 and the lower zipper guide plate 202, the upper zipper guide groove 203 and the lower zipper guide groove 204 form a first zipper guide groove 20. The through groove 9 is provided on the upper zipper guide plate 201 to facilitate the processing of the first zipper guide groove 20.

[0029] In addition, a threaded hole 26 is provided at the rear end of the push rod 22, and a limiting bolt 27 is threadedly connected to the threaded hole 26. The center axis of the limiting bolt 27 is parallel to the movement direction of the push rod 22. By rotating the limiting bolt 27, the distance between the limiting bolt 27 and the zipper guide assembly 2 is adjusted, thereby adjusting the movement stroke of the push rod 22.

[0030] In this embodiment, the support 1 includes a fixed plate 11 and an adjustment plate 12, the adjustment plate 12 is provided with a first strip groove 13, the adjustment plate 12 is locked and connected to the fixed plate 11 by bolts passing through the first strip groove 13, the zipper lower guide plate 202 is provided with a second strip groove 14, the zipper lower guide plate 202 is locked and connected to the adjustment plate 12 by bolts passing through the second strip groove 14, the push rod seat 23 is provided with a third strip groove 15, the push rod seat 23 is locked and connected to the zipper lower guide plate 202 by bolts passing through the third strip groove 15, the switch seat 7 is provided with a fourth strip groove 16, the proximity switch 8 is distributed at the fourth strip groove 16, the first strip groove 13, the second strip groove 14 and the third strip groove 15 are provided to facilitate the position adjustment of the zipper guide assembly 2 and the push rod seat 23, thereby improving the installation accuracy, and the fourth strip groove 16 is provided to facilitate the installation position adjustment of the proximity switch 8.

[0031] In addition, the terms "first" and "second" are used for descriptive purposes only and should not be understood as indicating or implying relative importance or implicitly indicating the number of the indicated technical features. Therefore, the features defined as "first" and "second" may explicitly or implicitly include one or more of the features. In the description of the present invention, the meaning of "plurality" is two or more, unless otherwise clearly and specifically defined.

[0032] In the present invention, unless otherwise clearly specified and limited, the terms "installed", "connected", "connected", "fixed" and the like should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be directly connected or indirectly connected through an intermediate medium, it can be the internal connection of two elements or the interaction relationship between two elements. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0033] In the present invention, unless otherwise clearly specified and limited, a first feature being "above" or "below" a second feature may mean that the first and second features are in direct contact, or the first and second features are in indirect contact through an intermediate medium. Moreover, a first feature being "above", "above" or "above" a second feature may mean that the first feature is directly above or obliquely above the second feature, or simply means that the first feature is higher in level than the second feature. A first feature being "below", "below" or "below" a second feature may mean that the first feature is directly below or obliquely below the second feature, or simply means that the first feature is lower in level than the second feature.

[0034] Although the present invention has been specifically shown and described in conjunction with the preferred embodiments, it should be understood by those skilled in the art that various changes may be made to the present invention in form and details without departing from the spirit and scope of the present invention as defined by the appended claims, all of which are within the scope of protection of the present invention.

Claims

1. A latch induction positioning device, characterized in that: The invention comprises a sensing mechanism and a positioning mechanism, wherein the sensing mechanism comprises a support, a zipper guide assembly, a swing plate seat, a sensing swing plate, a pin, a tension spring, a switch seat and a proximity switch, wherein the zipper guide assembly is arranged on the support, the zipper guide assembly has a first zipper guide groove for guiding and conveying the zipper and a through groove connected to the first zipper guide groove, the swing plate seat and the switch seat are respectively installed on the zipper guide assembly, the middle part of the sensing swing plate is hinged to the swing plate seat by a pin, and the two ends of the tension spring are respectively connected to the sensing swing plate. The upper end of the induction swing plate and the swing plate seat are connected, so that the lower end of the induction swing plate is embedded in the first zipper guide groove through the through groove. The proximity switch is arranged on the switch seat and distributed on the upper circumference of the induction swing plate. The positioning mechanism includes a cylinder, a push rod and a push rod seat. The push rod seat is arranged at the output end of the zipper guide assembly. The push rod seat has a second zipper guide groove connected to the first zipper guide groove and a push rod guide groove connected to the second zipper guide groove. The push rod is arranged in the push rod guide groove, and the cylinder is connected to the push rod.

2. The latch induction positioning device according to claim 1, characterized in that: The zipper guide assembly includes an upper zipper guide plate and a lower zipper guide plate, the lower surface of the upper zipper guide plate is provided with an upper zipper guide groove, and the upper surface of the lower zipper guide plate is provided with a lower zipper guide groove. By installing the upper zipper guide plate and the lower zipper guide plate, the upper zipper guide groove and the lower zipper guide groove form a first zipper guide groove, and the through groove is provided on the upper zipper guide plate.

3. The latch induction positioning device according to claim 2, characterized in that: A threaded hole is provided at the rear end of the push rod, and a limiting bolt is threadedly connected to the threaded hole, and the center axis of the limiting bolt is parallel to the moving direction of the push rod.

4. The latch induction positioning device according to claim 2, characterized in that: The cylinder is installed on the push rod seat through the cylinder seat.

5. The latch induction positioning device according to any one of claims 2 to 4, characterized in that: The support comprises a fixed plate and an adjustment plate, the adjustment plate is provided with a first strip groove, and the adjustment plate is locked and connected with the fixed plate by bolts passing through the first strip groove.

6. The latch induction positioning device according to claim 5, characterized in that: The lower zipper guide plate is provided with a second strip groove, and the lower zipper guide plate is locked and connected with the adjustment plate through bolts passing through the second strip groove.

7. The latch induction positioning device according to claim 6, characterized in that: The push rod seat is provided with a third strip groove, and the push rod seat is locked and connected with the lower guide plate of the zipper through a bolt passing through the third strip groove.

8. The latch induction positioning device according to claim 7, characterized in that: The switch seat is provided with a fourth strip groove, and the proximity switches are distributed in the fourth strip groove.

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