Rack pressing transmission device of strapping tape packer

Abstract

The utility model relates to the technical field of packaging machines, and discloses a rack pressing transmission device of a strapping tape packaging machine, which comprises a speed reducer, a driving wheel is fixedly mounted at the axis of the speed reducer, a driving belt is mounted on the outer side of the driving wheel in a transmission manner, and a transmission wheel is mounted inside the other end of the driving belt in a transmission manner. A gear is installed in the other end of the speed reducer transmission belt in a transmission mode, a rack is connected to the bottom end of the gear, a connector is connected to the outer side of the top end of the rack, a joint shaft is sleeved with the other end of the connector, and a connecting plate is installed on the peripheral face of the joint shaft. Supporting rods are fixedly mounted in the connecting plates, and welding teeth are mounted at the bottom ends of the connecting plates. According to the device, the fixed supporting rod drives the welding teeth to press downwards according to the lever principle, the fusion motor can fuse and press the welding teeth downwards, the structure is optimized, cost is saved, and stability is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of balers, in particular to a rack pressing transmission device of a strapping baler. Background Art

[0002] A baler, also known as a strapping machine or a tying machine, is a mechanical device used to tie and reinforce products or packages with strapping tape. This device tightens and hot-melts the ends of the strapping tape to ensure that the items will not fall apart during transportation or storage due to loose strapping, while also ensuring that the strapping is neat and beautiful.

[0003] The existing baling machine welding tooth pressing device relies on manual and separate motor structure for pressing. The disadvantage of manual operation is that the operation is cumbersome and affects work efficiency. The disadvantage of separate motor is that the circuit cost is increased and the motor is easy to be damaged. Therefore, the existing device needs to be improved to meet actual needs. Utility Model Content

[0004] 1. Technical issues to be resolved

[0005] In view of the deficiencies in the prior art, the utility model provides a rack pressing transmission device for a strapping baler, which uses the lever principle to drive a fixed support rod to press down the welding teeth, so that the fusion motor can both fuse and press down the welding teeth, thereby optimizing the structure, saving costs, increasing stability, etc., and solving the above-mentioned technical problems.

[0006] (II) Technical solution

[0007] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a rack-pressing transmission device of a strapping baler, comprising a reducer, a driving wheel is fixedly installed at the axis of the reducer, a driving belt is installed on the outer side of the driving wheel, a driving wheel is installed on the internal transmission of the other end of the driving belt, a reducer driving belt is installed on the other end of the driving wheel, a gear is installed on the internal transmission of the other end of the reducer driving belt, a rack is connected to the bottom end of the gear, a connector is connected to the outside of the top end of the rack, a joint shaft is sleeved on the inside of the other end of the connector, a connecting plate is installed on the outer circumference of the joint shaft, a support rod is fixedly installed inside the connecting plate, and a welding tooth is installed on the bottom end.

[0008] Preferably, a group of gears are installed in the internal transmission of the other end of the reducer drive belt.

[0009] Through the above technical solution, the reducer is first used to drive the driving wheel to rotate, the driving wheel drives the driving belt to drive the transmission wheel to drive the reducer transmission belt to drive the gear to rotate, thereby providing driving force to each device through the reducer, so that the transmission components can operate normally.

[0010] Preferably, the tooth end at the bottom end of the gear is transmission connected to the tooth end at the top end of the rack.

[0011] Through the above technical solution, the gear rotates its tooth end to push the tooth end of the rack to perform lateral linear motion, thereby providing driving force to the rack.

[0012] Preferably, the support rod is installed through the interior of the connecting plate.

[0013] Through the above technical solution, the rack pushes the joint shaft, and the welding teeth are pressed down under the lever principle through the fixed support rod.

[0014] Preferably, a spring tooth is fixedly mounted on the bottom end of the rack.

[0015] Through the above technical solution, after the gear pushes the rack to the limit stroke and the rack contacts the spring teeth, the elastic force of the spring teeth is used to make the gear idle. The purpose of idling is to not affect the transmission of welding. After the gear is reversed, the teeth of the rack are corrected by the spring teeth and the rack is pulled back to lift the welding teeth.

[0016] Compared with the prior art, the utility model provides a rack pressing transmission device for a strapping baler, which has the following beneficial effects:

[0017] 1. The utility model first drives the driving wheel to rotate through the reducer, and the driving wheel drives the driving belt to drive the transmission wheel to drive the reducer transmission belt to drive the gear to rotate, thereby providing driving force to each device through the reducer, so that the transmission components can operate normally, and the gear rotates its tooth end to push the rack tooth end to perform horizontal linear motion, thereby providing driving force to the rack.

[0018] 2. The utility model pushes the joint shaft through the rack, and presses down the welding teeth through the fixed support rod under the principle of lever. After the gear pushes the rack to the limit stroke and the rack contacts the spring teeth, the elastic force of the spring teeth is used to make the gear idle. The purpose of idle rotation is to not affect the transmission of welding. After the gear is reversed, the teeth of the rack are corrected by the spring teeth and the rack is pulled back to lift the welding teeth. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] Figure 1 This is a three-dimensional structural diagram of the transmission device of the utility model;

[0020] Figure 2 It is a top view schematic diagram of the transmission device of the utility model structure;

[0021] Figure 3 It is a partially enlarged three-dimensional schematic diagram of the interior of the transmission device of the utility model.

[0022] Among them: 1. reducer; 2. driving wheel; 3. driving belt; 4. transmission wheel; 5. reducer transmission belt; 6. gear; 7. rack; 8. connector; 9. joint shaft; 10. connecting plate; 11. support rod; 12. welding teeth; 13. spring teeth. DETAILED DESCRIPTION

[0023] 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.

[0024] See also Figure 1-3 A rack-pressing transmission device of a strapping baler comprises a reducer 1, a driving wheel 2 is fixedly installed at the axis of the reducer 1, a driving belt 3 is installed on the outer side of the driving wheel 2, a driving wheel 4 is installed on the internal transmission of the other end of the driving belt 3, a reducer driving belt 5 is installed on the other end of the driving wheel 4, a gear 6 is installed on the internal transmission of the other end of the reducer driving belt 5, a rack 7 is connected to the bottom end of the gear 6, a connector 8 is connected to the outer side of the top of the rack 7, a joint shaft 9 is sleeved inside the other end of the connector 8, a connecting plate 10 is installed on the outer peripheral surface of the joint shaft 9, a support rod 11 is fixedly installed inside the connecting plate 10, and a welding tooth 12 is installed at the bottom.

[0025] Specifically, the other end of the reducer transmission belt 5 is internally driven with a group of gears 6. The advantage is that the reducer 1 first drives the driving wheel 2 to rotate, the driving wheel 2 drives the driving belt 3 to drive the transmission wheel 4 to drive the reducer transmission belt 5 to drive the gear 6 to rotate, so that the reducer 1 provides driving force to each device, so that the transmission components can operate normally.

[0026] Specifically, the tooth end at the bottom of the gear 6 is drivingly connected to the tooth end at the top of the rack 7. The advantage is that the gear 6 rotates its tooth end to push the tooth end of the rack 7 to perform lateral linear motion, thereby providing driving force to the rack 7.

[0027] Specifically, the support rod 11 is installed through the inside of the connecting plate 10. The advantage is that the rack 7 pushes the joint shaft 9, and the welding teeth 12 are pressed down by the fixed support rod 11 under the lever principle.

[0028] Specifically, a spring tooth 13 is fixedly mounted at the bottom of the rack 7. The advantage is that after the gear 6 pushes the rack 7 to the limit stroke and the rack 7 contacts the spring tooth 13, the gear 6 is allowed to idle by the elastic force of the spring tooth 13. The purpose of idle rotation is to not affect the transmission of welding. After the gear 6 is reversed, the teeth of the rack 7 are corrected by the spring tooth 13 to pull back the rack 7 so that the welding teeth 12 are lifted.

[0029] When in use, firstly, the drive wheel 2 is driven to rotate by the reducer 1, and the drive wheel 2 drives the drive belt 3 to drive the transmission wheel 4 to drive the reducer transmission belt 5 to drive the gear 6 to rotate, thereby providing driving force to each device through the reducer 1, so that the transmission components can operate normally, and the gear 6 rotates its tooth end to push the tooth end of the rack 7 to perform lateral linear motion, thereby providing driving force to the rack 7, and the rack 7 pushes the joint shaft 9, and the welding tooth 12 is pressed down by the fixed support rod 11 under the lever principle. After the gear 6 pushes the rack 7 to the limit stroke and the rack 7 contacts the spring tooth 13, the elastic force of the spring tooth 13 is used to make the gear 6 idle. The purpose of idling is to not affect the transmission of welding. After the gear 6 is reversed, the teeth of the rack 7 are corrected by the spring tooth 13 to pull back the rack 7 to lift the welding tooth 12.

[0030] 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 rack pressing transmission device of a strapping baler, comprising a reducer (1), characterized in that: A driving wheel (2) is fixedly mounted at the axis of the reducer (1); a driving belt (3) is installed on the outer side of the driving wheel (2); a driving wheel (4) is installed on the inner side of the other end of the driving belt (3); a reducing gear (5) is installed on the other end of the driving wheel (4); a gear (6) is installed on the inner side of the other end of the reducing gear (5); a rack (7) is connected to the bottom end of the gear (6); a connector (8) is connected to the outer side of the top end of the rack (7); a joint shaft (9) is sleeved inside the other end of the connector (8); a connecting plate (10) is installed on the outer peripheral surface of the joint shaft (9); a support rod (11) is fixedly mounted inside the connecting plate (10); and a welding tooth (12) is installed at the bottom end.

2. The rack pressing transmission device of a strapping baler according to claim 1, characterized in that: A group of gears (6) are installed in the internal transmission of the other end of the speed reducer transmission belt (5).

3. The rack pressing transmission device of a strapping baler according to claim 1, characterized in that: The tooth end at the bottom end of the gear (6) is transmission-connected with the tooth end at the top end of the rack (7).

4. The rack pressing transmission device of a strapping baler according to claim 1, characterized in that: The support rod (11) is installed through the interior of the connecting plate (10).

5. The rack pressing transmission device of a strapping baler according to claim 1, characterized in that: A spring tooth (13) is fixedly mounted on the bottom end of the rack (7).

Images