Self-locking ton bag handle hook mechanism

Abstract

The utility model discloses a self-locking type ton bag handle hook mechanism which comprises a supporting frame and an air cylinder installed at the lower end of the supporting frame, the output end of the air cylinder penetrates to the position above the supporting frame, a Y-shaped plug is installed at the output end of the air cylinder, swing rods are arranged on the two opposite sides of the Y-shaped plug, and the swing rods are connected with the air cylinder. The other sides of the interiors of the swing rods on the two sides are provided with hooks, the hooks and the Y plugs are all located in the swing rods, a supporting groove is formed in the circular edge of one side of each hook in a penetrating mode, the hooks are rotationally installed in the supporting frame through rotating grooves, and an inserting groove is formed in the middle of the lower end of each hook in a penetrating mode; the positioning frame is mounted at the lower end of the supporting frame; according to the lifting hook self-locking device, the small-cylinder-diameter air cylinder is adopted, the swing rod is in the completely horizontal state and is perpendicular to the axis of the air cylinder, even if the air cylinder leaks air and loses pressure, the lifting handle cannot be unhooked, and the self-locking function of the hook is achieved through the dead point positions of the four connecting rods.

Description

TECHNICAL FIELD

[0001] The utility model relates to packing bag technical field especially, it relates to self locking type ton bag carrying handle hook mechanism. BACKGROUND

[0002] Ton bag is a kind of flexible transport packing container, with the advantages of moisture-proof, dustproof, radiation resistance, firm and safe, and enough strength in structure.

[0003] Ton bag packing bag has four carrying handles, when filling, need to hook the carrying handle, open the bag, use this hook to hook the carrying handle, according to the usual calculation of 1000kg per bag filling, each hook needs to bear 300kg.

[0004] The existing equipment adopts cylinder diameter 80 or more, directly pushes the hook to rotate, and the stress completely relies on the cylinder thrust, when the cylinder appears gas leakage for long-term use, will cause the carrying handle to slide, filling fails, causes danger.

[0005] Therefore, we provide self locking type ton bag carrying handle hook mechanism. UTILITY MODEL CONTENTS

[0006] The utility model aims at the above-mentioned technical problem, provides self locking type ton bag carrying handle hook mechanism, reaches the effect of relieving cylinder acting strength, provides its use stability.

[0007] Therefore, the utility model provides self locking type ton bag carrying handle hook mechanism, including support frame and the cylinder being installed in the lower end of support frame, the cylinder output end is penetrated to the upper of support frame, the Y plug is installed at the cylinder output end, the swing rod is arranged at opposite sides of Y plug, the hook is arranged at the inside of swing rod of two sides, the hook and Y plug are located in the inside of swing rod, the support groove is penetrated and set on the one side of the circular edge of hook, the hook is rotatably installed in the inside of support frame through the rotating groove, the plug-in groove is penetrated and set in the lower end middle part of hook, the blocking rod is inserted in the inside of plug-in groove, the positioning frame is inserted in the other end of blocking rod, and the positioning frame is installed in the lower end of support frame.

[0008] Preferably, the half part of the side of the support frame is penetrated and set with the guide groove, and the hook is rotatably penetrated with the guide groove.

[0009] Preferably, the rotating hole is penetrated and set on the swing rod, the support groove is set on Y plug and communicated with the rotating hole, the rotating hole and support groove are connected with pin shaft simultaneously, and the deep groove ball bearing is set in the inside of support groove through pin shaft.

[0010] Preferably, the swing rod is provided with a fastening auxiliary hole at the same side of the rotating hole, the hook is provided with a fastening hole, the fastening hole is communicated with the rotating hole, and the fastening hole and the rotating hole are connected by a pin shaft.

[0011] Preferably, the upper half of the hook is in a vertical conical shape, the middle part of the hook is in a horizontal shape, the lower half of the hook is in a hook shape, and the middle part of the hook is provided with a rotating shaft close to the support groove, and the rotating shaft is rotatably arranged in the support frame.

[0012] Preferably, the blocking rod is provided with an insertion positioning head at one end, the insertion positioning head is in an inclined protruding shape, and the insertion positioning head is inserted into the insertion groove.

[0013] Preferably, the blocking rod is provided with a positioning hole at the side away from the insertion positioning head, the positioning hole is arranged in the positioning frame, the positioning frame is provided with a positioning auxiliary hole, the positioning auxiliary hole is communicated with the positioning hole, and the positioning auxiliary hole and the positioning hole are connected by a pin.

[0014] Compared with the prior art, the self-locking ton bag handle hook mechanism has the following beneficial effects:

[0015] 1. The small-bore cylinder is adopted, the swing rod is in a completely horizontal and perpendicular state to the cylinder axis, the force of the bag handle is transmitted to the hook, the force is transmitted to the support frame through the hook and the swing rod, the force is divided by the cylinder rod axis, and the force is 0.

[0016] 2. The rotating shaft and the support shaft are connected with the support frame, the force received by the hook can be accurately transmitted to the support frame, so that the force received by the hook is transmitted to the support frame at multiple angles, and the stability and reliability of the driving part during use are ensured.

[0017] 3. The fastening hole, the fastening auxiliary hole and the pin shaft are connected and fixed, the accurate and reliable movement of the hook following the swing rod under the transmission of the swing rod is ensured.

[0018] The parts not involved in the device are the same as or can be realized by the prior art, the device has the advantages of simple structure and convenient operation. BRIEF DESCRIPTION OF DRAWINGS

[0019] Figure 1 It is a whole bottom view structural schematic diagram of the self-locking ton bag handle hook mechanism.

[0020] Figure 2The utility model provides a cross section front view structure schematic drawing of self locking type ton bag carrying handle hook mechanism.

[0021] Figure 3 The utility model provides a support part structure schematic drawing of self locking type ton bag carrying handle hook mechanism.

[0022] Figure 4 The utility model provides a hook structure schematic drawing of self locking type ton bag carrying handle hook mechanism.

[0023] Figure 5 The utility model provides a swing rod structure schematic drawing of self locking type ton bag carrying handle hook mechanism.

[0024] Figure 6 The utility model provides a blocking rod structure schematic drawing of self locking type ton bag carrying handle hook mechanism.

[0025] In the figure: 1, support frame, 2, hook, 3, swing rod, 4, blocking rod, 5, air cylinder, 501, Y plug, 6, slot, 7, rotating shaft, 8, fastening hole, 9, deep groove ball bearing, 10, fastening auxiliary hole, 11, rotating hole, 12, positioning hole, 13, plug-in positioning head, 14, positioning frame, 15, positioning auxiliary hole, 16, guide slot. DETAILED DESCRIPTION

[0026] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all the embodiments.

[0027] In the description of the utility model, it should be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer" and the like indicate the orientation or positional relationship shown in the drawings, and are only for the convenience of describing the utility model and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore cannot be understood as a limitation on the utility model.

[0028] Embodiment one: self locking type ton bag carrying handle hook mechanism, such as Figures 1-6As shown, including support frame 1, and installed in the lower end of the cylinder 5, cylinder 5 output end through to the support frame 1 above, the output end of the cylinder 5 is installed Y plug 501, Y plug 501 relative to both sides are provided with swing rod 3, both sides of the swing rod 3 inside the other side is provided with a hook 2, hook 2 and Y plug 501 are located inside the swing rod 3, the side of the hook 2 round edge through the support groove is provided, the hook 2 is rotatably installed in the support frame 1 through the rotating groove, the lower end of the hook 2 is provided with a slot 6, the slot 6 is inserted with a blocking rod 4, the other end of the blocking rod 4 is inserted with a positioning frame 14, the positioning frame 14 is installed in the lower end of the support frame 1.

[0029] First, based on the cylinder 5 under the control of the electromagnetic valve, the output end of the cylinder 5 is stretched out, driving Y plug 501 forward, Y plug 501 pushes swing rod 3 movement, swing rod 3 push hook 2 rotary motion, the output end of the cylinder 5 is completely stretched out, driving the lower end of the hook 2 and the blocking rod 4 is connected, the blocking rod 4 is inserted into the front slot 6, this state belongs to the bag handle is hooked by hook 2 and blocking rod 4 state, when the cylinder 5 retracts, pull Y plug 501 opposite movement, Y plug 501 drive swing rod 3 movement, swing rod 3 drive hook 2 reverse rotation, hook 2 away from the blocking rod 4, the bag handle from the hook 2 on the slide, this state belongs to the bag handle unhooking state, so as to realize the complete stretching of the cylinder 5 by adopting small cylinder diameter cylinder 5, through the driving of swing rod 3, the hook 2 hooks the bag handle, swing rod 3 is in a completely horizontal state, and the axis of the cylinder 5 is perpendicular, the force of the bag handle is transmitted to the hook 2, because the swing rod 3 is designed to be perpendicular to the axis of the cylinder 5 at this time, the force is transmitted to the support frame 1 through the hook 2 and the swing rod 3, the force is 0, even if the cylinder 5 leaks, the bag handle will not be unhooked, the device realizes the self locking function of the hook 2 by using the four bar linkage dead point position.

[0030] As shown in Figures 1-6 , the support frame 1 side half is provided with a guide groove 16, the hook 2 is rotatably penetrated in the guide groove 16.

[0031] Based on the guide groove 16, the stability of the moving position of the hook 2 is ensured, and the rotating stroke of the hook 2 is limited, so as to ensure the reliable distance and position of the hook 2 in rotation.

[0032] As shown in Figures 1-6 , the swing rod 3 is provided with a rotating hole 11, the Y plug 501 is provided with a support groove in communication with the rotating hole 11, the rotating hole 11 and the support groove are connected with a pin shaft, and the support groove is provided with a deep groove ball bearing 9 through the pin shaft.

[0033] Through the support of the deep groove ball bearing 9, the rotating hole 11 is connected with the support groove, the swing rod 3 is connected with the Y plug 501, and the strength during the support is ensured.

[0034] As shown in Figures 1-6 , the swing rod 3 is provided with a fastening auxiliary hole 10 on the same side of the rotating hole 11, and the hook 2 is provided with a fastening hole 8, which is communicated with the rotating hole 11 and connected with the pin shaft.

[0035] The position of the swing rod 3 and the hook 2 is fixed through the connection of the fastening hole 8, the fastening auxiliary hole 10 and the pin shaft, so that the hook 2 moves accurately and reliably under the drive of the swing rod 3, and the strength during the support is ensured.

[0036] Embodiment two: self-locking ton bag handle hook mechanism, as shown in Figures 1-6 , the upper half of the hook 2 is vertically tapered, the middle part of the hook 2 is horizontal, the lower half of the hook 2 is hook-shaped, and the middle part of the hook 2 is provided with a rotating shaft 7 close to the support groove, which is rotatably installed in the support frame 1.

[0037] The rotating shaft 7 and the support shaft provide a fixed center point for the rotation of the hook 2, improve the reliability of the rotation of the hook 2, and the force received by the hook 2 can be accurately transmitted to the support frame 1 under the connection of the rotating shaft 7 and the support shaft with the support frame 1, so that the force received by the hook 2 is transmitted to the support frame 1 at multiple angles, ensuring the stability and reliability of the driving part during the support.

[0038] As shown in Figures 1-6 , one end of the blocking rod 4 is provided with a plug-in positioning head 13, which is inclined and protruding, and the plug-in positioning head 13 is plugged into the plug-in slot 6.

[0039] The side of the blocking rod 4 away from the plug-in positioning head 13 is provided with a positioning hole 12, which is located in the positioning frame 14, and the positioning auxiliary hole 15 is provided in the positioning frame 14, which is communicated with the positioning hole 12, and the positioning auxiliary hole 15 and the positioning hole 12 are connected by a pin.

[0040] First, the positioning hole 12 and the positioning auxiliary hole 15 are communicated by using the pin, the blocking rod 4 is fixed in the positioning auxiliary hole 15, and the spring is added in the positioning auxiliary hole 15, which is convenient for further fixing the position of the blocking rod 4, and the plug-in positioning head 13 can be accurately plugged with the hook 2, which ensures the stability and reliability of the limiting state of the hook 2 and the blocking rod 4, and improves the strength of the device.

[0041] The above merely describes a preferred embodiment of the present application, and the protection scope of the present application is not limited thereto, and any skilled person in the art, according to the technical scheme and the inventive concept of the present application, makes equivalent replacement or change within the technical range disclosed by the present application, which should be covered within the protection scope of the present application.

Claims

1. A self-locking ton bag handle hook mechanism, comprising a support frame (1), and a pneumatic cylinder (5) installed at the lower end of the support frame (1), characterized in that, The air cylinder (5) output end penetrates to above the support frame (1), the Y plug (501) is installed on the air cylinder (5) output end, the Y plug (501) is provided with swing rod (3) on opposite sides, the swing rod (3) is provided with hook (2) on the other side inside, the hook (2) and the Y plug (501) are located inside the swing rod (3), the hook (2) is provided with support groove on one side circular edge, the hook (2) is rotatably installed in the support frame (1) through the rotating groove, the hook (2) is provided with insertion slot (6) in the middle of lower end, the insertion slot (6) is inserted with blocking rod (4) inside, the blocking rod (4) is inserted with positioning frame (14) on the other end, the positioning frame (14) is installed on the lower end of the support frame (1).

2. The self-locking ton bag handle and hook mechanism according to claim 1, characterized in that, The support frame (1) is provided with guide groove (16) on one side half, the hook (2) is rotatably penetrated with the guide groove (16).

3. The self-locking ton bag handle and hook mechanism according to claim 1, characterized in that, The swing rod (3) is provided with rotating hole (11) on the upper side, the Y plug (501) is provided with support groove in communication with the rotating hole (11), the rotating hole (11) and support groove are connected by pin shaft, and the support groove is provided with deep groove ball bearing (9) by pin shaft.

4. The self-locking ton bag handle and hook mechanism according to claim 3, characterized in that, The swing rod (3) is provided with fastening auxiliary hole (10) on the same side of the rotating hole (11), the hook (2) is provided with fastening hole (8) on the upper side, the fastening hole (8) is in communication with the rotating hole (11), and the fastening hole (8) and the rotating hole (11) are connected by pin shaft.

5. The self-locking ton bag handle and hook mechanism according to claim 1, wherein, The hook (2) is vertically tapered on the upper half, the hook (2) is horizontal on the middle, the hook (2) is hook-shaped on the lower half, and the rotating shaft (7) is installed in the support groove near the middle of the hook (2), and the rotating shaft (7) is rotatably installed in the support frame (1) by support shaft.

6. The self-locking ton bag handle and hook mechanism according to claim 1, wherein, The blocking rod (4) is provided with insertion positioning head (13) on one end, the insertion positioning head (13) is inclined and protruding, and the insertion positioning head (13) is inserted into the insertion slot (6).

7. The self-locking ton bag handle and hook mechanism according to claim 6, characterized in that, The blocking rod (4) is provided with positioning hole (12) on the side away from the insertion positioning head (13), the positioning hole (12) is located in the positioning frame (14), the positioning frame (14) is provided with positioning auxiliary hole (15) on the upper side, the positioning auxiliary hole (15) is in communication with the positioning hole (12), and the positioning auxiliary hole (15) and the positioning hole (12) are connected by pin.

Images