Ton bag lifting reciprocating mechanism

Abstract

The utility model belongs to the technical field of automatic mechanical equipment, and particularly discloses a ton bag lifting reciprocating mechanism which comprises a sliding frame, a ton bag table is arranged on the inner side of the sliding frame, a lifting frame is arranged on the peripheral side of the ton bag table, and the lifting frame can move up and down. A plurality of bag opening pieces are arranged on the periphery of the top of the lifting frame and comprise a first bag opening mechanism and a second bag opening mechanism, and the first bag opening mechanism and the second bag opening mechanism are used for opening a ton bag opening. The driving mechanism I is used for driving the sliding frame; the driving mechanism II is used for driving the lifting frame; the structure is more reasonable, the second telescopic cylinder is arranged to be matched with the shear fork mechanism to jack the lifting frame, the stress of the lifting frame is more balanced in the jacking process, the phenomenon that an air cylinder deviates and inclines is prevented, and the service life of the air cylinder is prolonged.

Description

TECHNICAL FIELD

[0001] The utility model belongs to automatic mechanical equipment technical field, especially, a kind of ton bag lifting reciprocating mechanism. BACKGROUND

[0002] When stacking in ton bag, it usually needs manual lifting when stacking a layer of products, and the manual lifting has great safety risk;A ton bag lifting and stacking mechanism exists in the market, which sets multiple groups of air cylinders at the bottom of lifting frame to vertically push the lifting frame to move, but in actual use, the air cylinders are stressed too much by vertical pushing, and only one side of the air cylinders is set, so that the lifting frame is unbalanced when lifting, which can easily cause the air cylinders to be damaged, and the service life of the air cylinders is short, which needs frequent replacement;And the ton bag needs to be manually adjusted when opening, which is time-consuming and laborious, so the existing equipment needs to be improved. UTILITY MODEL CONTENTS

[0003] In view of the deficiencies of the prior art, the utility model aims to provide a ton bag lifting reciprocating mechanism, which at least solves one of the problems in the background art.

[0004] The utility model provides the following technical scheme:

[0005] A ton bag lifting reciprocating mechanism, comprising a sliding frame, a ton bag table is arranged on the inner side of the sliding frame, a lifting frame is arranged on the outer periphery of the ton bag table, and the lifting frame can be displaced up and down;

[0006] A plurality of ton bag opening devices are arranged on the outer periphery of the top of the lifting frame, the ton bag opening devices comprise a ton bag opening mechanism one and a ton bag opening mechanism two, and the ton bag opening mechanism one and the ton bag opening mechanism two are used to open the ton bag opening;

[0007] The utility model also comprises a driving mechanism one for driving the sliding frame and a driving mechanism two for driving the lifting frame.

[0008] Preferably, a scissor mechanism is arranged between the lifting frame and the sliding frame, the scissor mechanism comprises two groups of symmetrically arranged scissor struts one and scissor struts two, the center positions of the scissor struts one and the scissor struts two are rotatably connected by a pin shaft, the bottom end of the scissor struts one is slidably connected with the sliding frame, and the top end of the scissor struts one is slidably connected with the lifting frame.

[0009] Preferably, the driving mechanism one comprises a first telescopic cylinder, and the telescopic end of the first telescopic rod is connected with the sliding frame;The driving mechanism one also comprises a guide rail, and the sliding frame is slidably arranged on the guide rail.

[0010] Preferably, a supporting rod is connected between the two symmetrically arranged scissor struts one, at least one second telescopic cylinder is arranged between the supporting rod and the sliding frame, and the second telescopic cylinder drives the scissor mechanism to move the lifting frame up and down.

[0011] Preferably, the sliding frame is provided with a proximity switch, the scissor support is provided with a baffle, the baffle is used for shielding the proximity switch, the proximity switch is electrically connected with a controller, and the controller is electrically connected with the first telescopic cylinder, the second telescopic cylinder and the third telescopic cylinder.

[0012] Preferably, the bag opening mechanism one comprises a support block arranged at a corner of the lifting frame, a sleeve connected with the support block, and a bag opening rod one arranged in the sleeve and threadedly connected with the sleeve.

[0013] Preferably, the bag opening mechanism two comprises a third telescopic cylinder, a bag opening rod two connected with the telescopic end of the third telescopic cylinder, a fixing seat arranged at the bottom of the third telescopic cylinder and connected with the lifting frame, and a limiting seat arranged above the fixing seat and provided with a guide groove, wherein the bottom of the bag opening rod two is arranged in the guide groove and the bag opening rod two is slidably connected with the guide groove.

[0014] Preferably, the first telescopic cylinder, the second telescopic cylinder and the third telescopic cylinder are air cylinders or oil cylinders or electric telescopic cylinders.

[0015] Preferably, the bag opening rod one and the bag opening rod two are in "L" shape, and the edges of the bag are hung by the "L" shaped structure during use.

[0016] Beneficial effects:

[0017] The ton bag lifting and reciprocating mechanism has a more reasonable structure, the lifting frame is lifted by the second telescopic cylinder cooperating with the scissor mechanism, the lifting frame is more balanced during lifting, the phenomenon of partial sinking and tilting of the air cylinder is prevented, and the service life of the air cylinder is increased; the third telescopic cylinder is retracted to drive the bag opening rod two to tighten the bag hanging rope of the ton bag, so that the ton bag opening is expanded, subsequent stacking in the ton bag is facilitated, the bag opening mechanism two is arranged to tighten the ton bag opening, the ton bag hanging rope is prevented from falling off the bag opening rod one and the bag opening rod two during lifting driven by the lifting frame, and the convenience of use is increased. BRIEF DESCRIPTION OF DRAWINGS

[0018] In order to more clearly illustrate the technical scheme of the embodiments of the present application, the following will briefly introduce the drawings needed to be used in the embodiments. It should be understood that the following drawings only show some embodiments of the present application, and therefore should not be regarded as a limitation to the scope. For those skilled in the art, other related drawings can also be obtained without creative labor.

[0019] Figure 1 is the overall structure schematic view of the present application.

[0020] Figure 2 is the front view of the present application.

[0021] Figure 3 is a right view of the utility model.

[0022] Figure 4 is a plan view of the utility model.

[0023] Figure 5 is a schematic view of a first bag opening mechanism of the utility model.

[0024] Figure 6 is a schematic view of a second bag opening mechanism of the utility model.

[0025] Figure 7 is a schematic view of a baffle and proximity switch position of the utility model. DETAILED DESCRIPTION

[0026] In order to make the purpose, technical scheme and advantages of the embodiments of the utility model clearer, the technical scheme in the embodiments of the utility model will be described clearly and completely below in combination with the drawings in the embodiments of the utility model. Obviously, the described embodiments are part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of protection of the utility model.

[0027] Therefore, the following detailed description of the embodiments of the utility model provided in the drawings is not intended to limit the scope of the claimed utility model, but only represents selected embodiments of the utility model. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of protection of the utility model.

[0028] EMBODIMENT

[0029] Reference Figures 1-7 A ton bag lifting reciprocating mechanism, comprising a sliding frame 1, the inner side of the sliding frame 1 is provided with a ton bag table 101, the outer peripheral side of the ton bag table 101 is provided with a lifting frame 8, the lifting frame 8 can displace up and down; a plurality of sets of bag opening components are provided on the top periphery of the lifting frame 8, the bag opening components comprise a first bag opening mechanism 9 and a second bag opening mechanism 10, the first bag opening mechanism 9 and the second bag opening mechanism 10 are used for opening the ton bag opening; further comprising a first driving mechanism for driving the sliding frame 1, a second driving mechanism for driving the lifting frame 8.

[0030] The lifting frame 8 and the sliding frame 1 are provided with a scissor mechanism, the scissor mechanism comprises two groups of symmetrically arranged scissor support rod one 4 and scissor support rod two 5, the scissor support rod one 4 and the scissor support rod two 5 are rotationally connected at the center position by a pin shaft, the bottom end of the scissor support rod one 4 is slidingly connected with the sliding frame 1, and the top end of the scissor support rod one 4 is slidingly connected with the lifting frame 8. The driving mechanism one comprises a first telescopic cylinder 3, and the telescopic end of the first telescopic rod is connected with the sliding frame 1; the driving mechanism one further comprises a guide rail 2, and the sliding frame 1 is slidingly arranged on the guide rail 2. The two groups of symmetrically arranged scissor support rod one 4 are connected with a support rod 7, at least one second telescopic cylinder 6 is arranged between the support rod 7 and the sliding frame 1, and the second telescopic cylinder 6 drives the scissor mechanism to move the lifting frame 8 up and down.

[0031] The sliding frame 1 is provided with a proximity switch 11, the scissor support rod one 4 is provided with a baffle 12, the baffle 12 is used for shielding the proximity switch 11, the proximity switch 11 is electrically connected with a controller, and the controller is electrically connected with the first telescopic cylinder 3, the second telescopic cylinder 6 and the third telescopic cylinder 1001.

[0032] The first bag opening mechanism 9 comprises a support block 901, the support block 901 is arranged at a corner position of the lifting frame 8, the support block 901 is connected with a sleeve 902, the sleeve 902 is provided with a bag opening rod one 903, and the bag opening rod one 903 is threadedly connected with the sleeve 902. After the bag opening rod one 903 is rotationally matched with the sleeve, a screw thread is formed at one end of the bag opening rod one 903, a bolt 904 is mounted on the screw thread, and the bag opening rod one 903 and the sleeve 902 are pressed tightly by the bolt.

[0033] The second bag opening mechanism 10 comprises a third telescopic cylinder 1001, the telescopic end of the third telescopic cylinder 1001 is connected with a bag opening rod two 1002, the bottom of the third telescopic cylinder 1001 is provided with a fixing seat 1003, the fixing seat 1003 is connected with the lifting frame 8, a limiting seat 104 is arranged above the fixing seat 1003, the limiting seat 104 is provided with a guide groove 1005, the bottom of the bag opening rod two 1002 is arranged in the guide groove 1005, and the bag opening rod two 1002 is slidingly connected with the guide groove 1005.

[0034] In another embodiment, the first telescopic cylinder 3, the second telescopic cylinder 6 and the third telescopic cylinder 1001 are gas cylinders or oil cylinders or electric telescopic cylinders.

[0035] In another embodiment, the bag opening rod one 903 and the bag opening rod two 1002 are in an “L” shape, and the edge hanging rope of the ton bag is hung by the “L” shape in use.

[0036] Specifically, when stacking products in the ton bag, the ton bag is placed on the ton bag table 101, and the hanging ropes at the top corners of the ton bag are hung on the ton bag rod 903 of the ton bag opening mechanism 9 and the ton bag rod 1002 of the ton bag opening mechanism 10. The third telescopic cylinder 1001 is started to contract, and the ton bag rod 1002 is pulled tight to open the ton bag, so that the subsequent stacking in the ton bag is facilitated. By setting the ton bag opening mechanism 10 to tighten the ton bag opening, the ton bag rope is prevented from falling off the ton bag rod 903 and the ton bag rod 1002 during the lifting of the lifting frame 8, thereby increasing the convenience of use.

[0037] During the stacking in the ton bag, when a layer of stacking is completed, the second telescopic cylinder 6 is started to push the scissor mechanism to drive the lifting frame 8 to rise. During the rising of the lifting frame 8, the baffle 12 on the scissor support rod 4 and the proximity switch 11 on the sliding frame 1 are relatively displaced, the proximity switch 11 reacts to the stroke of the lifting frame 8, and the proximity switch 11 is provided with four strokes. When the metal baffle 12 approaches one proximity switch 11, the proximity switch 11 is triggered without contact, and a control instruction is provided to the controller. The controller controls the second telescopic cylinder 6 to stop elongation, and the lifting frame 8 stops rising. The products in the ton bag continue to be stacked in the next layer until the stacking is completed. The first telescopic cylinder 3 is started to drive the sliding frame 1 to slide away from the stacking machine to prevent the stacking machine from interfering when lifting the ton bag. Then the third telescopic cylinder 1001 is started to elongate to release the ton bag rope, and the ton bag rope is removed from the ton bag rod 1002 and the ton bag rod 903. The ton bag is removed, the first telescopic cylinder 3 is started to drive the sliding frame 1 to reset, and the next ton bag stacking operation is continued.

[0038] The above only describes the preferred embodiments of the present application and is not intended to limit the present application. For those skilled in the art, the present application can be variously changed and modified; any modification, equivalent replacement, improvement, etc. made within the spirit and principles of the present application shall be included in the protection scope of the present application.

Claims

1. A lifting and reciprocating mechanism for ton bags, comprising a sliding frame (1), characterized in that, The sliding frame (1) is provided with a ton bag platform (101) on the inner side, and a lifting frame (8) is provided on the outer periphery of the ton bag platform (101). The lifting frame (8) can move up and down. The top periphery of the lifting frame (8) is provided with multiple sets of packing components, including packing mechanism one (9) and packing mechanism two (10). Packing mechanism one (9) and packing mechanism two (10) are used to open the mouth of the ton bag; It also includes a drive mechanism one for driving the sliding frame (1) and a drive mechanism two for driving the lifting frame (8).

2. The ton bag lifting and reciprocating mechanism according to claim 1, characterized in that, A scissor mechanism is provided between the lifting frame (8) and the sliding frame (1). The scissor mechanism includes two sets of symmetrically arranged scissor support rods one (4) and two scissor support rods two (5). The scissor support rods one (4) and two scissor support rods two (5) are connected by a pivot at their center. The bottom end of the scissor support rod one (4) is slidably connected to the sliding frame (1), and the top end of the scissor support rod one (4) is slidably connected to the lifting frame (8).

3. The ton bag lifting and reciprocating mechanism according to claim 1, characterized in that, The first drive mechanism includes a first telescopic cylinder (3), and the telescopic end of the first telescopic rod is connected to the sliding frame (1); the first drive mechanism also includes a guide rail (2), and the sliding frame (1) and the guide rail (2) are slidably arranged.

4. The ton bag lifting and reciprocating mechanism according to claim 2, characterized in that, Two symmetrically arranged scissor lift rods (4) are connected by a support rod (7). At least one second telescopic cylinder (6) is provided between the support rod (7) and the sliding frame (1). The second telescopic cylinder (6) drives the scissor lift mechanism to move the lifting frame (8) up and down.

5. The ton bag lifting and reciprocating mechanism according to claim 2, characterized in that, The sliding frame (1) is provided with a proximity switch (11), and the scissor fork support rod (4) is provided with a baffle (12). The baffle (12) is used to block the proximity switch (11). The proximity switch (11) is electrically connected to the controller, and the controller is electrically connected to the first telescopic cylinder (3), the second telescopic cylinder (6), and the third telescopic cylinder (1001).

6. The ton bag lifting and reciprocating mechanism according to claim 1, characterized in that, The packing mechanism (9) includes a support block (901), which is located at the corner of the lifting frame (8). A sleeve (902) is connected to the support block (901), and a packing rod (903) is provided inside the sleeve (902). The packing rod (903) is threadedly connected to the sleeve (902).

7. The ton bag lifting and reciprocating mechanism according to claim 1, characterized in that, The second packing mechanism (10) includes a third telescopic cylinder (1001), the telescopic end of which is connected to a second packing rod (1002). The bottom of the third telescopic cylinder (1001) is provided with a fixed seat (1003), which is connected to the lifting frame (8). A limiting seat (104) is provided above the fixed seat (1003), and the limiting seat (104) is provided with a guide groove (1005). The bottom of the second packing rod (1002) is set in the guide groove (1005), and the second packing rod (1002) is slidably connected to the guide groove (1005).

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