Tensioning mechanism for packing machine

Abstract

The utility model relates to the technical field of electric packers, and discloses a straining mechanism for a packer, which comprises a main frame, a motor fixedly mounted on the side edge of the main frame, a transmission gear fixedly mounted at the rotor end of the motor, an anti-reverse transmission wheel connected to the side upper end of the transmission gear, and a speed reducer gear connected to the side lower end of the transmission gear. A planetary gear is connected to the axis of the speed reducer gear, a tensioning wheel is connected to the peripheral face of the planetary gear, anti-reverse-rotation teeth are connected to the axis of the anti-reverse-rotation transmission wheel, a supporting shaft is fixedly installed at one end of the other side of the main frame, a locking buckle pin is connected to the end, away from the supporting shaft, of the main frame, and a fixing pin is further fixedly installed on the other side of the main frame. And the peripheral surface of the locking buckle pin is connected with a locking buckle. According to the device, the motor and the tensioning wheel cannot rotate reversely in the tensioning state through the locking buckle, meanwhile, the locking buckle can be automatically locked to prevent reverse rotation during reverse rotation, and the supporting shaft drives the locking buckle to make contact with the fixing pin to bounce off the locking buckle and the reverse rotation preventing teeth so that the motor and the tensioning wheel can rotate reversely naturally.

Description

Technical Field

[0001] The utility model relates to the technical field of electric balers, in particular to a tensioning mechanism for balers. Background Art

[0002] An electric strapping machine is a strapping machine that uses electric tightening, friction buckling, and automatic strap cutting to tighten the strapping tape. After wrapping the plastic steel strap or plastic strapping tape around the object from top to bottom, put the strapping tape joint into the machine working slot, and the motor drives the tightening wheel to tighten the strapping tape, which is bonded by friction buckling and finally cut automatically. Existing strapping machines rely on angle gear transmission, which has low transmission efficiency and complex structure, so it is necessary to improve the existing device to meet actual needs. Utility Model Content

[0003] 1. Technical issues to be resolved

[0004] In view of the deficiencies in the prior art, the utility model provides a tensioning mechanism for a baling machine, which has the advantages of improving transmission efficiency and saving costs by directly connecting the motor and the planetary gears, integrating the planetary gears and the tensioning wheel, removing unnecessary angle gear transmission structures, directly rotating, reducing redundant transmission parts, and improving durability, thereby solving the above-mentioned technical problems.

[0005] (II) Technical solution

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a tensioning mechanism for a baling machine, comprising a main frame, a motor is fixedly installed on the side of the main frame, a transmission gear is fixedly installed on the rotor end of the motor, an anti-reverse transmission wheel is connected to the upper end of the transmission gear side, and a reducer gear is connected to the lower end of the side, a planetary gear is connected to the axis of the reducer gear, a tensioning wheel is connected to the outer circumference of the planetary gear, an anti-reverse gear is connected to the axis of the anti-reverse transmission wheel, a support shaft is fixedly installed on one end of the other side of the main frame, and a locking buckle pin is connected to the end away from the support shaft, a fixing pin is also fixedly installed on the other side of the main frame, and a locking buckle is connected to the outer circumference of the locking buckle pin.

[0007] Preferably, the upper end gear on the transmission gear side is transmission-connected to the anti-reverse transmission wheel gear.

[0008] Through the above technical solution, the motor is first started, so that the motor rotor end rotates to drive the transmission gear to rotate, and the upper end gear on the transmission gear side drives the anti-reverse transmission wheel gear end to rotate. This structure provides power drive through the motor and the transmission gear.

[0009] Preferably, an anti-reverse tooth is fixedly connected to the axis of the anti-reverse transmission wheel, and the gear end on the side of the anti-reverse tooth is meshed with the tooth end on one side of the locking buckle.

[0010] Through the above technical solution, the upper gear on the transmission gear side drives the anti-reverse transmission wheel gear end to rotate, driving the anti-reverse tooth to rotate. The locking buckle tooth end engages with the gear end on the side of the anti-reverse tooth, so that the anti-reverse tooth is tightened. When reversing, the locking buckle will automatically lock to prevent reversal.

[0011] Preferably, the lower end gear on the transmission gear side is transmission connected to the reducer gear, a planetary gear is fixedly connected to the axis of the reducer gear, and a tensioning wheel is transmission connected to the outer circumference of the planetary gear.

[0012] Through the above technical solution, when the transmission gear rotates, the gear at the lower end of the transmission gear side drives the reducer gear, so that the rotation of the reducer gear drives the planetary gear to rotate, thereby driving the tensioning wheel to rotate, achieving the effect of automatic tightening.

[0013] Preferably, a handle is rotatably mounted on the outer peripheral surface of the support shaft.

[0014] Through the above technical solution, the handle is lifted, and the locking buckle is driven by the support shaft to contact the fixing pin to pop open the locking buckle and the anti-reverse gear, allowing the motor and the tensioning wheel to reverse naturally.

[0015] Compared with the prior art, the utility model provides a tensioning mechanism for a baler, which has the following

[0016] Beneficial effects:

[0017] 1. The utility model starts the motor first, so that the motor rotor end rotates to drive the transmission gear to rotate, the upper end gear on the transmission gear side drives the anti-reverse transmission wheel gear end to rotate, the upper end gear on the transmission gear side drives the anti-reverse transmission wheel gear end to rotate and drives the anti-reverse tooth to rotate, and the locking buckle tooth end is meshed with the gear end on the side of the anti-reverse tooth to tighten the anti-reverse tooth. When reversing, the locking buckle will automatically lock to prevent reversal.

[0018] 2. When the transmission gear of the utility model rotates, the gear at the lower end of the transmission gear side drives the reducer gear, so that the rotation of the reducer gear drives the planetary gear to rotate, thereby driving the tensioning wheel to rotate, achieving the effect of automatic tightening, and lifting the handle, driving the locking buckle to contact the fixing pin through the support shaft to pop open the locking buckle and the anti-reverse tooth, so that the motor and the tensioning wheel can reverse naturally. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] Figure 1 This is a schematic diagram of the three-dimensional structure of the tensioning mechanism of the utility model;

[0020] Figure 2 This is a front view schematic diagram of the tensioning mechanism of the utility model structure;

[0021] Figure 3 This is a schematic diagram of the internal three-dimensional structure of the main frame of the structural tensioning mechanism of the utility model;

[0022] Figure 4 This is an isometric side view of the interior of the main frame of the tensioning mechanism of the utility model;

[0023] Figure 5 This is a schematic diagram of the internal three-dimensional structure of the tensioning mechanism handle of the utility model;

[0024] Figure 6 This is a schematic front view of the interior of the handle of the tensioning mechanism of the utility model structure;

[0025] Figure 7 It is a three-dimensional structural schematic diagram of the handle in the tensioning mechanism of the utility model.

[0026] Among them: 1. Main frame; 2. Motor; 3. Transmission gear; 4. Anti-reverse transmission wheel; 5. Reducer gear; 6. Planetary gear; 7. Tension wheel; 8. Anti-reverse gear; 9. Support shaft; 10. Locking buckle pin; 11. Fixing pin; 12. Locking buckle; 13. Handle. DETAILED DESCRIPTION

[0027] 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.

[0028] See also Figure 1-7 A tensioning mechanism for a baler comprises a main frame 1, a motor 2 is fixedly mounted on the side of the main frame 1, a transmission gear 3 is fixedly mounted on the rotor end of the motor 2, an anti-reverse transmission wheel 4 is connected to the upper end of the transmission gear 3, and a reducer gear 5 is connected to the lower end of the side, a planetary gear 6 is connected to the axis of the reducer gear 5, a tensioning wheel 7 is connected to the outer circumference of the planetary gear 6, an anti-reverse gear 8 is connected to the axis of the anti-reverse transmission wheel 4, a support shaft 9 is fixedly mounted on one end of the other side of the main frame 1, and a locking buckle 12 pin 10 is connected to the end away from the support shaft 9, a fixing pin 11 is also fixedly mounted on the other side of the main frame 1, and a locking buckle 12 is connected to the outer circumference of the locking buckle 12 pin 10.

[0029] Specifically, the upper gear on the side of the transmission gear 3 is connected to the anti-reverse transmission wheel 4 through gear transmission. The advantage is that the motor 2 is started first, so that the rotor end of the motor 2 rotates to drive the transmission gear 3, and the upper gear on the side of the transmission gear 3 drives the gear end of the anti-reverse transmission wheel 4 to rotate. This structure provides power drive through the motor 2 and the transmission gear 3.

[0030] Specifically, the anti-reverse gear 8 is fixedly connected to the axis of the anti-reverse transmission wheel 4, and the gear end on the side of the anti-reverse gear 8 meshes with the tooth end on one side of the locking buckle 12. The advantage is that the gear on the upper end of the transmission gear 3 drives the gear end of the anti-reverse transmission wheel 4 to rotate, and the anti-reverse gear 8 is driven to rotate by the tooth end of the locking buckle 12 meshing with the gear end on the side of the anti-reverse gear 8, so that the anti-reverse gear 8 is tightened, and the locking buckle 12 will automatically lock to prevent reversal when reversing.

[0031] Specifically, the gear at the lower end of the transmission gear 3 is in transmission connection with the reducer gear 5, the axis of the reducer gear 5 is fixedly connected with a planetary gear 6, and the outer circumference of the planetary gear 6 is in transmission connection with a tension wheel 7. The advantage is that when the transmission gear 3 rotates, the gear at the lower end of the transmission gear 3 drives the reducer gear 5, so that the rotation of the reducer gear 5 drives the planetary gear 6 to rotate, thereby driving the tension wheel 7 to rotate, achieving the effect of automatic tightening.

[0032] Specifically, a handle 13 is rotatably mounted on the outer circumference of the support shaft 9. The advantage is that when the handle 13 is lifted, the locking buckle 12 is driven by the support shaft 9 to contact the fixing pin 11 to open the locking buckle 12 and the anti-reverse gear 8 so that the motor 2 and the tension wheel 7 can reverse naturally.

[0033] When in use, first start the motor 2, so that the rotor end of the motor 2 rotates to drive the transmission gear 3 to rotate, and the upper end gear on the side of the transmission gear 3 drives the gear end of the anti-reverse transmission wheel 4 to rotate, and the upper end gear on the side of the transmission gear 3 drives the gear end of the anti-reverse transmission wheel 4 to rotate, and drives the anti-reverse tooth 8 to rotate, and the tooth end of the locking buckle 12 is meshed with the gear end on the side of the anti-reverse tooth 8, so that the anti-reverse tooth 8 is tightened, and when reversing, the locking buckle 12 will automatically lock to prevent reversal. When the transmission gear 3 rotates, the lower end gear on the side of the transmission gear 3 drives the reducer gear 5, so that the reducer gear 5 rotates to drive the planetary gear 6 to rotate, thereby driving the tensioning wheel 7 to rotate, achieving the effect of automatic tightening, lift the handle 13, and drive the locking buckle 12 to contact the fixing pin 11 through the support shaft 9 to pop open the locking buckle 12 and the anti-reverse tooth 8, so that the motor 2 and the tensioning wheel 7 can reverse naturally.

[0034] 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 tensioning mechanism for a baler, comprising a main frame (1), characterized in that: A motor (2) is fixedly mounted on the side of the main frame (1); a transmission gear (3) is fixedly mounted on the rotor end of the motor (2); an anti-reverse transmission wheel (4) is connected to the upper end of the transmission gear (3) and a reducer gear (5) is connected to the lower end; a planetary gear (6) is connected to the axis of the reducer gear (5); a tension wheel (7) is connected to the outer circumference of the planetary gear (6); an anti-reverse gear (8) is connected to the axis of the anti-reverse transmission wheel (4); a support shaft (9) is fixedly mounted on one end of the other side of the main frame (1) and a locking buckle pin (10) is connected to the end away from the support shaft (9); a fixing pin (11) is also fixedly mounted on the other side of the main frame (1); a locking buckle (12) is connected to the outer circumference of the locking buckle pin (10).

2. A tensioning mechanism for a baler according to claim 1, characterized in that: The upper end gear on the transmission gear (3) is connected to the anti-reverse transmission wheel (4) by gear transmission.

3. The tensioning mechanism for a baler according to claim 1, characterized in that: An anti-reverse tooth (8) is fixedly connected to the axis of the anti-reverse transmission wheel (4), and the gear end on the side of the anti-reverse tooth (8) is meshed with the tooth end on one side of the locking buckle (12).

4. The tensioning mechanism for a baler according to claim 1, characterized in that: The lower end gear on the transmission gear (3) is gear-connected to the reducer gear (5); a planetary gear (6) is fixedly connected to the axis of the reducer gear (5); and a tensioning wheel (7) is transmission-connected to the outer circumference of the planetary gear (6).

5. The tensioning mechanism for a baler according to claim 1, characterized in that: A handle (13) is rotatably mounted on the outer peripheral surface of the support shaft (9).

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