Packaging bag extruding machine

Abstract

The utility model discloses a packaging bag extruder, which relates to the technical field of extruders and comprises a bottom plate, first hydraulic rods are fixed on the front surface and the rear surface of the bottom plate, a fixing plate is arranged above the first hydraulic rods, and the bottom of the fixing plate is fixedly connected with the tops of output shafts of the first hydraulic rods. According to the packaging bag extruding machine, the extruding mechanism, the first screw rod, the second screw rod, the moving plate, the rotating rod and the gear are arranged, the rotating rod and the first screw rod are rotated, the rotating rod drives the second screw rod to rotate through the gear, the second screw rod and the first screw rod rotate to enable the moving plate and the baffles to move, and the distances among the four baffles are adjusted according to the size of a packaging bag; then a binding rope is firstly placed on a bottom plate, then a packaging bag is placed on the bottom plate, then third screw rods are rotated correspondingly, four pressing plates move, the four pressing plates are adjusted to be at the distance suitable for the packaging bag, then a second hydraulic rod is started, and the second hydraulic rod pushes an extrusion mechanism to descend.

Description

Technical Field

[0001] The utility model relates to the technical field of extruders, in particular to a packaging bag extruder. Background Art

[0002] Packaging bags are bags used to pack various items, making it easy to transport and store goods during production and circulation. They are widely used in daily life and industrial production.

[0003] After the packaging bags are produced, they need to be bound and fixed together for transportation. When the packaging bags are bound and fixed, they will be compacted before being bound and fixed. Usually, they are compacted manually, which is not only time-consuming and labor-intensive, but also inefficient and has a poor compaction effect. Therefore, an extruder is needed for extrusion and compaction.

[0004] Existing extruders are not adjustable and are used to extrude and compact one type of packaging bag, which has certain limitations. Utility Model Content

[0005] In view of the deficiencies of the prior art, the utility model provides a packaging bag extruder, which solves the problems raised by the above-mentioned background technology.

[0006] To achieve the above objectives, the utility model is implemented through the following technical solutions: a packaging bag extruder, comprising a base plate, a first hydraulic rod is fixed to the front and rear surfaces of the base plate, a fixing plate is provided above the first hydraulic rod, the bottom of the fixing plate and the top of the output shaft of the first hydraulic rod are fixedly connected, a second hydraulic rod is fixed to the top of the fixing plate, the output shaft of the second hydraulic rod passes through the fixing plate and is fixed with an extrusion mechanism, a cross groove is provided on the top of the base plate, two first screws are rotatably connected inside the cross groove, two second screws are rotatably connected inside the cross groove located above the first screw, a movable plate is screwed to the outer wall of the first screw and the outer wall of the second screw, and a baffle is fixed above the movable plate.

[0007] Preferably, the opposite sides of the two first screw rods are fixedly connected, the inner right side of the cross groove is located above the first screw rod and is rotatably connected with a rotating rod, and the rotating rod and the two second screw rods are connected by gear transmission.

[0008] Preferably, the extrusion mechanism includes a rectangular plate, the top of the rectangular plate is fixedly connected to the bottom of the output shaft of the second hydraulic rod, four third screws are screwed sequentially from top to bottom inside the rectangular plate, the end of the third screw away from the rectangular plate is rotatably connected to a pressure plate, two limit rods are fixed to the end of the pressure plate close to the rectangular plate, the other end of the limit rod is inserted into the inside of the rectangular plate, and the right end of the first screw on the right side and the right end of the rotating rod both pass through the bottom plate.

[0009] Preferably, a rotation limiting mechanism is provided inside the first screw rod on the right side, inside the rotating rod and inside the third screw rod.

[0010] Preferably, the rotation limiting mechanism includes two tooth blocks, the outer side walls of the first screw on the right side, the outer side walls of the rotating rod and the outer side walls of the third screw are all provided with fixing holes, a fixing block is fixed inside the fixing hole, a connecting rod is slidably connected inside the fixing block, tooth blocks are fixed on the opposite sides of the two connecting rods, pressure blocks are fixed on the opposite sides of the two connecting rods, a first spring is sleeved on the outer side of the connecting rod between the pressure block and the fixing block, and annular tooth grooves are provided on the inside of the bottom plate, the outside of the first screw on the right side and the outside of the rotating rod, and the inside of the pressure plate, the outside of the third screw,

[0011] Preferably, the right end of the first screw on the right side, the right end of the rotating rod and the end of the third screw away from the rectangular plate are all provided with circular holes, a second spring is fixed inside the circular hole, a round rod is fixed to the other end of the second spring, an annular groove is provided on the outer wall of the round rod, a round block is fixed to the other end of the round rod away from the second spring, and the outer wall of the round rod and the inner wall of the circular hole are slidably connected.

[0012] Beneficial Effects

[0013] The utility model provides a packaging bag extruder. Compared with the prior art, it has the following beneficial effects:

[0014] 1. The packaging bag extruder is provided with an extrusion mechanism, a first screw, a second screw, a movable plate, a rotating rod and a gear. The rotating rod and the first screw are rotated, and the rotating rod drives the second screw to rotate through the gear. The second screw and the first screw rotate to move the movable plate and the baffle plate. The distance between the four baffle plates is adjusted according to the size of the packaging bag. Then, the binding rope is placed on the bottom plate first, and then the packaging bag is placed on the bottom plate. Then, the third screw is rotated respectively to move the four pressing plates. The four pressing plates are adjusted to a distance suitable for the packaging bag. Then, the second hydraulic rod is started, and the second hydraulic rod pushes the extrusion mechanism down. The extrusion mechanism descends and squeezes the packaging bag. Then, the binding rope is used to tie the packaging bag.

[0015] 2. The packaging bag extruder is provided with a rotation limiting mechanism. When adjusting the distance, the round block is pressed, the round block squeezes the round rod, and the first spring pushes the pressing block into the inside of the annular groove, so that the tooth block leaves the annular tooth groove, and then the round block is rotated, and the round block rotates with the round rod, so that the first screw rod, the third screw rod and the rotating rod can be rotated. After the adjustment is completed, the round block is released, the second spring pushes the round rod back to its original position, and the round rod squeezes the pressing block back to its original position, so that the tooth block is stuck in the inside of the annular tooth groove again, thereby preventing the first screw rod, the third screw rod and the rotating rod from rotating. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 It is a schematic diagram of the structure of the utility model;

[0017] Figure 2 This is a schematic diagram of the structure of the bottom plate of the utility model;

[0018] Figure 3 It is a cross-sectional structural schematic diagram of the extrusion mechanism in the utility model;

[0019] Figure 4 For this utility model Figure 3 Schematic diagram of the structure at A in the middle.

[0020] In the figure: 1, bottom plate; 2, baffle; 3, cross groove; 4, extrusion mechanism; 5, first hydraulic rod; 6, fixed plate; 7, second hydraulic rod; 8, first screw; 9, movable plate; 10, rotation limiting mechanism; 11, rotating rod; 12, gear; 13, second screw; 14, pressure plate; 15, round block; 16, rectangular plate; 17, limit rod; 18, third screw; 19, second spring; 20, round hole; 21, round rod; 22, annular tooth groove; 23, tooth block; 24, connecting rod; 25, fixing hole; 26, fixing block; 27, first spring; 28, pressure block; 29, annular groove. DETAILED DESCRIPTION

[0021] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0022] See also Figure 1-4The utility model provides a technical solution: a packaging bag extruder, comprising a bottom plate 1, a first hydraulic rod 5 is fixed on the front and rear surfaces of the bottom plate 1, a fixed plate 6 is arranged above the first hydraulic rod 5, the bottom of the fixed plate 6 is fixedly connected to the top of the output shaft of the first hydraulic rod 5, a second hydraulic rod 7 is fixed on the top of the fixed plate 6, the output shaft of the second hydraulic rod 7 passes through the fixed plate 6 and is fixed with an extrusion mechanism 4, a cross groove 3 is opened on the top of the bottom plate 1, two first screws 8 are rotatably connected inside the cross groove 3, two second screws 13 are rotatably connected inside the cross groove 3 located above the first screw 8, a moving plate 9 is screwed on the outer wall of the first screw 8 and the outer wall of the second screw 13, a baffle 2 is fixed above the moving plate 9, opposite sides of the two first screws 8 are fixedly connected, the right side of the inside of the cross groove 3 is located above the first screw 8 and is rotatably connected with a rotating rod 11, the rotating rod 11 and the two second screws 13 are connected through a gear 12, the extrusion mechanism 4 comprises a rectangular plate 16, the top of the rectangular plate 16 is fixedly connected to the bottom of the output shaft of the second hydraulic rod 7, the inside of the rectangular plate 16 Four third screw rods 18 are screwed in sequence from top to bottom. The end of the third screw rod 18 away from the rectangular plate 16 is rotatably connected to the pressure plate 14. Two limit rods 17 are fixed to the end of the pressure plate 14 close to the rectangular plate 16. The other end of the limit rod 17 is inserted into the inside of the rectangular plate 16. The right end of the first screw rod 8 on the right side and the right end of the rotating rod 11 both pass through the bottom plate 1. The inside of the first screw rod 8 on the right side, the inside of the rotating rod 11 and the inside of the third screw rod 18 are all provided with a rotation limiting mechanism 10. When the rotating rod 11 and the first screw 8 are rotated, the rotating rod 11 drives the gear 12 to rotate. The second screw 13 rotates, and the second screw 13 and the first screw 8 rotate to move the movable plate 9 and the baffle 2, and the distance between the four baffles 2 is adjusted according to the size of the packaging bag. Then, the binding rope is placed on the bottom plate 1 first, and then the packaging bag is placed on the bottom plate 1. Then, the third screw 18 is rotated respectively to move the four pressing plates 14, and the four pressing plates 14 are adjusted to a distance suitable for the packaging bag. Then, the second hydraulic rod 7 is started, and the second hydraulic rod 7 pushes the extrusion mechanism 4 to descend. The extrusion mechanism 4 descends and squeezes the packaging bag, and then the binding rope is used to tie the packaging bag.

[0023] Furthermore, the rotation limiting mechanism 10 includes two tooth blocks 23, the outer side walls of the first screw rod 8 on the right side, the outer side walls of the rotating rod 11 and the outer side walls of the third screw rod 18 are all provided with fixing holes 25, the interior of the fixing hole 25 is fixed with a fixing block 26, the interior of the fixing block 26 is slidably connected with a connecting rod 24, the opposite sides of the two connecting rods 24 are respectively fixed with tooth blocks 23, the opposite sides of the two connecting rods 24 are fixed with pressure blocks 28, the outer side of the connecting rod 24 is located between the pressure block 28 and the fixing block 26 and a first spring 27 is sleeved, the interior of the bottom plate 1 is located on the outer side of the first screw rod 8 on the right side and the outer side of the rotating rod 11, and the interior of the pressure plate 14 is located on the outer side of the third screw rod 18, annular tooth grooves 22 are provided, the right end of the first screw rod 8 on the right side, the right end of the rotating rod 11 and the end of the third screw rod 18 away from the rectangular plate 16 are all provided with circular holes 20, the interior of the circular hole 20 is fixed with a second The spring 19 and the other end of the second spring 19 are fixed with a round rod 21, and the outer wall of the round rod 21 is provided with an annular groove 29. The other end of the round rod 21 away from the second spring 19 is fixed with a round block 15, and the outer wall of the round rod 21 and the inner wall of the circular hole 20 are slidably connected. When adjusting the distance, the round block 15 is pressed, the round block 15 squeezes the round rod 21, and the first spring 27 pushes the pressing block 28 to enter the inside of the annular groove 29, so that the tooth block 23 leaves the annular tooth groove 22, and then the round block 15 is rotated, and the round block 15 rotates with the round rod 21, which can make the first screw 8, the third screw 18 and the rotating rod 11 rotate. After the adjustment is completed, the round block 15 is released, the second spring 19 pushes the round rod 21 back to its original position, and the round rod 21 squeezes the pressing block 28 back to its original position, so that the tooth block 23 is stuck in the inside of the annular tooth groove 22 again, thus preventing the first screw 8, the third screw 18 and the rotating rod 11 from rotating.

[0024] During operation, the rotating rod 11 and the first screw 8 are rotated, and the rotating rod 11 rotates with the second screw 13 through the gear 12. The second screw 13 and the first screw 8 rotate to move the movable plate 9 and the baffle 2. The distance between the four baffles 2 is adjusted according to the size of the packaging bag. Then, the binding rope is placed on the bottom plate 1 first, and then the packaging bag is placed on the bottom plate 1. Then, the third screw 18 is rotated respectively to move the four pressing plates 14. The four pressing plates 14 are adjusted to a distance suitable for the packaging bag. Then, the second hydraulic rod 7 is started. The second hydraulic rod 7 pushes the extrusion mechanism 4 down. The extrusion mechanism 4 descends and squeezes the packaging bag. Then, the binding rope is used to tie the packaging bag.

[0025] Meanwhile, the contents not described in detail in this specification belong to the prior art known to those skilled in the art.

[0026] It should be noted that, in this article, relational terms such as first and second, etc. are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any such actual relationship or order between these entities or operations. Moreover, the terms "include", "comprise" or any other variants thereof are intended to cover non-exclusive inclusion, so that a process, method, article or device including a series of elements includes not only those elements, but also other elements not explicitly listed, or also includes elements inherent to such process, method, article or device. In the absence of further restrictions. The sentence "includes an element defined by ... does not exclude the existence of other identical elements in the process, method, article or device including the element".

[0027] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A packaging bag extruder, comprising a bottom plate (1), characterized in that: A first hydraulic rod (5) is fixed to the front and rear surfaces of the bottom plate (1); a fixing plate (6) is provided above the first hydraulic rod (5); the bottom of the fixing plate (6) is fixedly connected to the top of the output shaft of the first hydraulic rod (5); a second hydraulic rod (7) is fixed to the top of the fixing plate (6); the output shaft of the second hydraulic rod (7) passes through the fixing plate (6) and is fixed with an extrusion mechanism (4); a cross groove (3) is provided on the top of the bottom plate (1); two first screw rods (8) are rotatably connected inside the cross groove (3); two second screw rods (13) are rotatably connected inside the cross groove (3) located above the first screw rod (8); a movable plate (9) is screwed to the outer wall of the first screw rod (8) and the outer wall of the second screw rod (13); a baffle (2) is fixed above the movable plate (9).

2. A packaging bag extruder according to claim 1, characterized in that: The opposite sides of the two first screw rods (8) are fixedly connected, and the inner right side of the cross groove (3) is located above the first screw rod (8) and is rotatably connected to a rotating rod (11), and the rotating rod (11) and the two second screw rods (13) are connected by gears (12).

3. A packaging bag extruder according to claim 2, characterized in that: The extrusion mechanism (4) comprises a rectangular plate (16), the top of the rectangular plate (16) is fixedly connected to the bottom of the output shaft of the second hydraulic rod (7), four third screw rods (18) are screwed in sequence from top to bottom inside the rectangular plate (16), one end of the third screw rod (18) away from the rectangular plate (16) is rotatably connected to a pressure plate (14), and two limit rods (17) are fixed to one end of the pressure plate (14) close to the rectangular plate (16), and the other end of the limit rod (17) is inserted into the inside of the rectangular plate (16), and the right end of the first screw rod (8) on the right side and the right end of the rotating rod (11) both pass through the bottom plate (1).

4. A packaging bag extruder according to claim 3, characterized in that: The inside of the first screw rod (8) on the right side, the inside of the rotating rod (11) and the inside of the third screw rod (18) are all provided with a rotation limiting mechanism (10).

5. A packaging bag extruder according to claim 4, characterized in that: The rotation limiting mechanism (10) comprises two tooth blocks (23), the outer wall of the first screw rod (8) on the right side, the outer wall of the rotating rod (11) and the outer wall of the third screw rod (18) are all provided with fixing holes (25), a fixing block (26) is fixed inside the fixing hole (25), a connecting rod (24) is slidably connected inside the fixing block (26), tooth blocks (23) are fixed on opposite sides of the two connecting rods (24), a pressing block (28) is fixed on opposite sides of the two connecting rods (24), a first spring (27) is sleeved on the outer side of the connecting rod (24) and located between the pressing block (28) and the fixing block (26), and annular tooth grooves (22) are provided inside the bottom plate (1) on the outer side of the first screw rod (8) on the right side and the outer side of the rotating rod (11), and inside the pressing plate (14) on the outer side of the third screw rod (18).

6. A packaging bag extruder according to claim 5, characterized in that: A circular hole (20) is provided at the right end of the first screw rod (8) on the right side, the right end of the rotating rod (11) and the end of the third screw rod (18) away from the rectangular plate (16). A second spring (19) is fixed inside the circular hole (20). A round rod (21) is fixed to the other end of the second spring (19). An annular groove (29) is provided on the outer wall of the round rod (21). A round block (15) is fixed to the other end of the round rod (21) away from the second spring (19). The outer wall of the round rod (21) is slidably connected to the inner wall of the circular hole (20).

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