Power transmission device for carton packaging

Abstract

The utility model belongs to the technical field of carton packaging equipment, and relates to a carton packaging power transmission device which comprises a power motor module, a gear module, two sets of power transmission modules and two sets of driving shaft modules. The output end of the power motor module is connected with the two sets of power transmission modules through the gear module, each set of power transmission module is connected with a corresponding conveying track module on the carton packaging equipment through one set of driving shaft module, and the power motor module drives the gear module to rotate. The two ends of the gear module drive the corresponding conveying crawler belt modules to move in the opposite directions through the power transmission modules correspondingly. One power motor module drives the two conveying track modules to rotate in opposite directions at the same time through the gear module, the two sides of a carton are limited, in the process of adjusting the distance between the two conveying track modules, the power motor module improves continuous and stable linear power transmission of the power transmission module, and the transmission precision and the transmission efficiency are improved.

Description

Technical Field

[0001] The utility model belongs to the technical field of carton packaging equipment, and particularly relates to a power transmission device for carton packaging. Background Art

[0002] A carton packaging machine is a device for packing and sealing packing boxes, and can perform batch sealing operations on cartons. Existing carton packaging equipment is usually assembled adaptively to a production line of specific model cartons during use, so that the conveying requirements of the cartons are met during conveying of the packaging line.

[0003] For traditional carton packaging equipment, the conveying belt is horizontally arranged, and the conveyor belt is driven by a motor to rotate. The carton is placed on the conveying belt and moves forward. For example, a packaging carton machine for carton packaging disclosed in the patent with the authorization announcement number CN 206068281 U. During the forward movement, the carton is prone to displacement or deflection, affecting the packaging accuracy and work efficiency. Summary of the Invention

[0004] The purpose of the utility model is to provide a power transmission device for carton packaging that uses two sets of conveyor track modules to prevent the carton from deflecting and maintains continuous, stable and linear power transmission during the adjustment of the distance between the conveyor track modules.

[0005] The technical solution adopted by the utility model to solve its technical problems is: a power transmission device for carton packaging, including a power motor module, a gear module, a power transmission module and a drive shaft module. Two sets of the power transmission module and the drive shaft module are respectively provided. The output end of the power motor module is respectively connected to the two sets of power transmission modules through the gear module. Each set of power transmission module is connected to the corresponding conveyor track module on the carton packaging equipment through a set of drive shaft module. The two sets of conveyor track modules are arranged in parallel and opposite to each other. The power motor module drives the gear module to rotate, and both ends of the gear module drive the corresponding conveyor track modules to move in opposite directions through the power transmission module;

[0006] The power transmission module includes a first universal joint component and a second universal joint component with the same structure. One end of the first universal joint component is connected to one end of the second universal joint component through a power telescopic transmission component. The other end of the first universal joint component is connected to the output end of the gear module, and the other end of the second universal joint component is fixedly connected to the drive shaft module.

[0007] Further, the first universal joint component includes a universal joint body, a first universal joint fork and a second universal joint fork symmetrically arranged at both ends of the universal joint body. A cross shaft is respectively connected between one end of the first universal joint fork and the universal joint body and between one end of the second universal joint fork and the universal joint body. The other end of the first universal joint fork is fixedly connected to one end of the power telescopic transmission component, and the other end of the second universal joint fork is fixedly connected to the output end of the gear module;

[0008] The second universal joint assembly also includes a universal joint body, a first universal joint fork, a second universal joint fork, and a cross shaft. The first universal joint fork of the second universal joint assembly is fixedly connected to the other end of the power telescopic transmission assembly, and the second universal joint fork of the second universal joint assembly is fixedly connected to the drive shaft module.

[0009] Furthermore, two sets of universal support assemblies are provided in both the first universal joint assembly and the second universal joint assembly.

[0010] Furthermore, each set of the universal support assemblies includes a guiding spring and two guiding bases. A through hole for the guiding spring to pass through is provided at the center of the cross shaft. After the guiding spring passes through the through hole, both ends are respectively fixedly connected to the guiding bases. The two guiding bases of a set of universal support assemblies are respectively fixedly installed at one end of the universal joint body and on the first universal joint fork, and the two guiding bases of the other set of universal support assemblies are respectively fixedly installed at the other end of the universal joint body and on the second universal joint fork.

[0011] Furthermore, the power telescopic transmission assembly includes a power shaft and a power sliding cylinder sleeved on the power shaft. Power bearings for guiding and supporting are respectively provided at the opposite ends of the power shaft and the power sliding cylinder. The power sliding cylinder slides on the power shaft. The other end of the power shaft is fixedly connected to the first universal joint fork on the first universal joint assembly, and the other end of the power sliding cylinder is fixedly connected to the first universal joint fork of the second universal joint assembly.

[0012] Furthermore, a number of support rods are sleeved outside the power shaft. One end of the support rod is fixedly connected to the power shaft through a support spoke, and the other end of the support rod is connected with a support ring. The inner side of the support ring is fixedly connected to the power bearing, and the power sliding cylinder is slidably sleeved between the power shaft and the support rods.

[0013] Furthermore, a number of guide grooves are provided on the outer wall of the power shaft, and convex strips matching the guide grooves are provided on the inner wall of the power sliding cylinder, so that the power sliding cylinder and the power shaft move along the guide grooves.

[0014] Furthermore, the gear module includes a power main shaft connected to the output end of the power motor module and a power main gear fixedly installed on the power main shaft. A number of groups of driven gears are respectively meshed and connected on both sides of the power main gear. The driven gears are connected to driven shafts. The driven gears on one side of the power main gear are in odd-numbered groups, and the driven gears on the other side of the power main gear are in even-numbered groups, so that the two groups of driven gears at the outermost ends on both sides of the power main gear rotate in opposite directions. The driven shafts of the two groups of driven gears at the outermost ends are respectively connected to a group of conveyor belt modules through a group of power transmission modules, thereby driving the two relatively arranged conveyor belt modules to rotate in opposite directions. A cardboard box is placed between the two conveyor belt modules, and the two conveyor belt modules rotating in opposite directions drive the cardboard box to move forward.

[0015] Furthermore, both the power motor module and the gear module are fixedly installed on the mounting bracket. The power motor module includes a motor and a speed reducer. The output end of the motor is connected to the power main shaft of the gear module through the speed reducer, driving the power main shaft and the power main gear to rotate.

[0016] The utility model has the following beneficial effects:

[0017] 1. The power transmission device for carton packaging of the utility model realizes that a group of power motor modules drive two conveyor belt modules to rotate in opposite directions simultaneously through the gear module. A carton is placed between the conveyor belt modules. The two conveyor belt modules rotating in opposite directions drive the carton to move forward, and at the same time, limit both sides of the carton to prevent the carton from deflecting and displacing during the forward conveying process, improving the accuracy and efficiency of carton packaging.

[0018] 2. During the process of adjusting the distance between the two conveyor belt modules, the power motor module does not need to stop, and continuously drives the conveyor belt modules to rotate. The power shaft of the power transmission module and the power sliding cylinder are adjusted in real-time sliding, and the first universal joint assembly and the second universal joint assembly adjust the angle in real-time to adapt to the distance change between the conveyor belt module and the gear module. The universal support assembly can ensure the consistency of the power transmission module during the power transmission process, improving the transmission accuracy and transmission efficiency.

[0019] 3. The power transmission device of the utility model can also be applied to other transmission fields, such as agricultural machinery, processing equipment, etc. For scenarios that require reducing the number of power sources (strictly limiting the number of power, controlling costs, etc.) and need to realize relative spatial movement between the driving source and the driven source, the power transmission device of the utility model has good effects. BRIEF DESCRIPTION OF THE DRAWINGS

[0020] Figure 1 is a three-dimensional view of the installation position of the power transmission device of the utility model on the carton packaging equipment.

[0021] Figure 2 is a three-dimensional view of the installation position of the power transmission device of the utility model on the carton packaging equipment after removing the housing.

[0022] Figure 3 is a front view of the installation position of the power transmission device of the utility model on the carton packaging equipment after removing the housing.

[0023] Figure 4 is a left view of the installation position of the power transmission device of the utility model on the carton packaging equipment after removing the housing.

[0024] Figure 5 is a right view of the installation position of the power transmission device of the utility model on the carton packaging equipment after removing the housing.

[0025] Figure 6 It is the bottom view of the power transmission device of the present utility model after removing the housing at the installation position on the carton packaging equipment.

[0026] Figure 7 It is the perspective view of the power transmission module in the power transmission device of the present utility model.

[0027] Figure 8 It is the front view of the power transmission module in the power transmission device of the present utility model.

[0028] Figure 9 It is Figure 8 The cross-sectional view taken along the A-A direction in

[0029] Figure 10 It is the perspective view of the power shaft in the power transmission device of the present utility model.

[0030] Figure 11 It is the right view of the power shaft in the power transmission device of the present utility model.

[0031] Figure 12 It is the left view of the power shaft in the power transmission device of the present utility model.

[0032] Figure 13 It is the perspective view of the power sliding cylinder in the power transmission device of the present utility model.

[0033] In the figure, 1. Power motor module, 2. Power transmission module, 3. Drive shaft module, 4. Gear module, 5. Mounting bracket, 6. Conveyor track module;

[0034] 21. First universal joint assembly, 22. Second universal joint assembly, 23. Power telescopic transmission assembly, 24. Universal support assembly;

[0035] 211. First universal joint fork, 212. Universal joint body, 213. Second universal joint fork, 214. Cross shaft;

[0036] 2141. Through hole;

[0037] 231. Power shaft, 232. Power sliding cylinder, 233. Power bearing;

[0038] 2311. Support rod, 2312. Guide groove, 2313. Support spoke, 2314. Support ring;

[0039] 241. Guide base, 242. Guide spring;

[0040] 41. Power main gear, 42. Driven gear, 43. Power main shaft, 44. Driven shaft; Detailed implementation method

[0041] The present utility model will now be further described in detail with reference to the accompanying drawings.

[0042] As Figure 5 shown, a power transmission device for carton packaging includes a power motor module 1, a gear module 4, a power transmission module 2, and a drive shaft module 3. Two sets of the power transmission module 2 and the drive shaft module 3 are respectively provided. The output end of the power motor module 1 is respectively connected to the two sets of power transmission modules 2 through the gear module 4. Each set of power transmission module 2 is connected to the corresponding conveyor belt module 6 on the carton packaging equipment through a set of drive shaft module 3. The two conveyor belt modules 6 are arranged in parallel and opposite to each other. The power motor module 1 drives the gear module 4 to rotate, and both ends of the gear module 4 drive the corresponding conveyor belt modules 6 to move in the opposite direction through the power transmission module 2.

[0043] Both the power motor module 1 and the gear module 4 are fixedly installed on the mounting bracket 5. The power motor module 1 includes a motor and a speed reducer. The output end of the motor is connected to the power main shaft 43 of the gear module 4 through the speed reducer, driving the power main shaft 43 and the power main gear 41 to rotate.

[0044] As Figure 6 shown, the gear module 4 includes a power main shaft 43 connected to the output end of the power motor module 1 and a power main gear 41 fixedly installed on the power main shaft 43. A number of sets of driven gears 42 are respectively meshed and connected on both sides of the power main gear 41. The driven gears 42 are connected to the driven shafts 44. The driven gears 42 on one side of the power main gear 41 are in odd-numbered sets, and the driven gears 42 on the other side of the power main gear 41 are in even-numbered sets, so that the two sets of driven gears 42 at the outermost ends on both sides of the power main gear 41 rotate in the opposite direction. The driven shafts 44 of the two sets of driven gears 42 at the outermost ends are respectively connected to a set of conveyor belt modules 6 through a set of power transmission modules 2, thereby driving the two relatively arranged conveyor belt modules 6 to rotate in the opposite direction. A carton is placed between the two conveyor belt modules 6, and the two conveyor belt modules 6 rotating in the opposite direction drive the carton to move forward.

[0045] As Figures 7 - 9As shown in the figure, the power transmission module 2 includes a first universal joint assembly 21 and a second universal joint assembly 22 with the same structure. One end of the first universal joint assembly 21 is connected to one end of the second universal joint assembly 22 through a power telescopic transmission component 23. The other end of the first universal joint assembly 21 is connected to the driven shaft 44 of the driven gear 42 at the outermost end of the gear module 4. The other end of the second universal joint assembly 22 is fixedly connected to the drive shaft module 3. The power motor module 1 drives the power main gear 41 to rotate, and through the gear meshing action, drives the two groups of driven gears 42 at the outermost ends on both sides of the power main gear 41 to rotate in opposite directions. The driven gear 42 rotates synchronously with the driven shaft 44, and then drives the first universal joint assembly 21 connected to the outermost driven shaft 44 to rotate. Through the power transmission action of the power telescopic transmission component 23, the second universal joint assembly 22 drives the drive shaft module 3 and the conveyor belt module 6 to rotate.

[0046] The first universal joint assembly 21 includes a universal joint body 212, a first universal joint fork 211 and a second universal joint fork 213 symmetrically arranged at both ends of the universal joint body 212. A cross shaft 214 is respectively connected between one end of the first universal joint fork 211 and the universal joint body 212, and between one end of the second universal joint fork 213 and the universal joint body 212. The other end of the first universal joint fork 211 is fixedly connected to one end of the power telescopic transmission component 23, and the other end of the second universal joint fork 213 is fixedly connected to the output end of the gear module 4;

[0047] The second universal joint assembly 22 also includes a universal joint body 212, a first universal joint fork 211, a second universal joint fork 213 and a cross shaft 214. The first universal joint fork 211 of the second universal joint assembly 22 is fixedly connected to the other end of the power telescopic transmission component 23, and the second universal joint fork 213 of the second universal joint assembly 22 is fixedly connected to the drive shaft module 3.

[0048] Two groups of universal support components 24 are provided in both the first universal joint assembly 21 and the second universal joint assembly 22. One group of universal support components 24 is used to connect the first universal joint fork 211 and the universal joint body 212, and the other group of universal support components 24 is used to connect the second universal joint fork 213 and the universal joint body 212.

[0049] Each universal support assembly 24 includes a guiding spring 242 and two guiding bases 241. A through hole 2141 for the guiding spring 242 to pass through is provided at the center of the cross shaft 214. After passing through the through hole 2141, the two ends of the guiding spring 242 are respectively fixedly connected to the guiding bases 241. The two guiding bases 241 of a group of universal support assemblies 24 are respectively fixedly installed at one end of the universal main body 212 and on the first universal joint fork 211, and the two guiding bases 241 of the other group of universal support assemblies 24 are respectively fixedly installed at the other end of the universal main body 212 and on the second universal joint fork 213. The universal support assembly 24 enables the first universal joint fork 211, the universal main body 212, and the second universal joint fork 213 to not only maintain linear power transmission but also perform slight angular adjustment under the action of the guiding spring 242.

[0050] The power telescopic transmission assembly 23 includes a power shaft 231 and a power sliding cylinder 232 sleeved on the power shaft 231. Power bearings 233 for guiding and supporting are respectively provided at the opposite ends of the power shaft 231 and the power sliding cylinder 232. The power sliding cylinder 232 slides on the power shaft 231. The other end of the power shaft 231 is fixedly connected to the first universal joint fork 211 on the first universal joint assembly 21, and the other end of the power sliding cylinder 232 is fixedly connected to the first universal joint fork 211 of the second universal joint assembly 22.

[0051] As Figures 10 - 13 shown, a number of support rods 2311 are sleeved outside the power shaft 231. One end of the support rod 2311 is fixedly connected to the power shaft 231 through a support spoke 2313. The other end of the support rod 2311 is connected with a support ring 2314. The inner side of the support ring 2314 is fixedly connected to the power bearing 233. The power sliding cylinder 232 is slidably sleeved between the power shaft 231 and the support rods 2311.

[0052] To improve the guiding and supporting function between the power shaft 231 and the power sliding cylinder 232, a number of guide grooves 2312 are provided on the outer wall of the power shaft 231, and convex strips matching the guide grooves 2312 are provided on the inner wall of the power sliding cylinder 232, so that the power sliding cylinder 232 and the power shaft 231 move along the guide grooves 2312.

[0053] The installation position of the power transmission device of the present utility model on the carton packaging equipment is as Figures 1 - 5As shown in the figure, a set of power motor modules 1 drive two sets of power transmission modules 2, drive shaft modules 3, and conveyor belt modules 6 to rotate in the opposite direction through the transmission of the gear module 4, so as to drive the cardboard box in the middle to move forward by the two sets of conveyor belt modules 6 arranged oppositely. In addition, a necessary spacing adjustment device is also provided on the cardboard box packaging equipment. The spacing adjustment device is used to automatically adjust the distance between the two sets of conveyor belt modules 6 according to the width of the cardboard box, that is, the spacing adjustment device can drive the two sets of conveyor belt modules 6 to move towards or away from each other. During the spacing adjustment of the two sets of conveyor belt modules 6, the power motor module 1 does not need to stop, and continuously drives the conveyor belt module 6 to rotate. The power shaft 231 and the power sliding cylinder 232 are adjusted in real time by sliding, and the first universal joint assembly 21 and the second universal joint assembly 22 adjust the angles in real time to adapt to the distance change between the conveyor belt module 6 and the gear module 4. The universal support assembly 24 can ensure the consistency of the power transmission module 2 during the power transmission process.

[0054] The embodiments described above are only descriptions of the preferred embodiments of the present invention, and do not limit the concept and scope of the present invention. Without departing from the design concept of the present invention, various variations and improvements made by those of ordinary skill in the art to the technical solutions of the present invention shall fall within the protection scope of the present invention.

[0055] The technologies, shapes, and structures not described in detail in the present invention are all well-known technologies.

Claims

1. A carton packaging power transmission device, characterized in that: It includes a power motor module, a gear module, a power transmission module and a drive shaft module. The power transmission module and the drive shaft module are respectively provided with two groups. The output end of the power motor module is connected to the two groups of power transmission modules through the gear module. Each group of power transmission modules is connected to the corresponding conveyor belt module on the carton packaging equipment through a group of drive shaft modules. The two groups of conveyor belt modules are arranged parallel and opposite to each other. The power motor module drives the gear module to rotate, and the two ends of the gear module drive the corresponding conveyor belt module to move in the opposite direction through the power transmission module. The power transmission module includes a first universal joint assembly and a second universal joint assembly with the same structure. One end of the first universal joint assembly is connected to one end of the second universal joint assembly through a power telescopic transmission assembly, the other end of the first universal joint assembly is connected to the output end of the gear module, and the other end of the second universal joint assembly is fixedly connected to the drive shaft module.

2. The carton packaging power transmission device according to claim 1, characterized in that: The first universal joint assembly includes a universal body and a first universal yoke and a second universal yoke symmetrically arranged at both ends of the universal body, a cross shaft is connected between one end of the first universal yoke and the universal body and between one end of the second universal yoke and the universal body respectively, the other end of the first universal yoke is fixedly connected to one end of the power telescopic transmission assembly, and the other end of the second universal yoke is fixedly connected to the output end of the gear module; The second universal joint assembly also includes a universal body, a first universal joint fork, a second universal joint fork and a cross shaft. The first universal joint fork of the second universal joint assembly is fixedly connected to the other end of the power telescopic transmission assembly, and the second universal joint fork of the second universal joint assembly is fixedly connected to the drive shaft module.

3. The carton packaging power transmission device according to claim 2, characterized in that: The first universal joint assembly and the second universal joint assembly are each provided with two sets of universal support assemblies.

4. The carton packaging power transmission device according to claim 3, characterized in that: Each group of universal support assemblies includes a guide spring and two guide bases. A through hole is provided at the center of the cross shaft for the guide spring to pass through. After the guide spring passes through the through hole, both ends are fixedly connected to the guide bases respectively. The two guide bases of one group of universal support assemblies are respectively fixedly installed on one end of the universal body and the first universal yoke, and the two guide bases of the other group of universal support assemblies are respectively fixedly installed on the other end of the universal body and the second universal yoke.

5. The carton packaging power transmission device according to claim 2, characterized in that: The power telescopic transmission assembly includes a power shaft and a power slide sleeved on the power shaft. The power shaft and the power slide are respectively provided with power bearings for guiding and supporting purposes at the facing ends thereof. The power slide slides on the power shaft. The other end of the power shaft is fixedly connected to the first universal joint fork on the first universal joint assembly, and the other end of the power slide is fixedly connected to the first universal joint fork on the second universal joint assembly.

6. The carton packaging power transmission device according to claim 5, characterized in that: A plurality of support rods are sleeved on the outer side of the power shaft, one end of the support rod is fixedly connected to the power shaft through a support spoke, the other end of the support rod is connected to a support ring, the inner side of the support ring is fixedly connected to the power bearing, and the power slide is slidably sleeved between the power shaft and the support rod.

7. The carton packaging power transmission device according to claim 6, characterized in that: A plurality of guide grooves are arranged on the outer wall of the power shaft, and convex strips matching with the guide grooves are arranged on the inner wall of the power slide cylinder, so that the power slide cylinder and the power shaft can move along the guide grooves.

8. The carton packaging power transmission device according to claim 1, characterized in that: The gear module includes a power main shaft connected to the output end of the power motor module and a power main gear fixedly installed on the power main shaft. A number of groups of driven gears are respectively meshed and connected on both sides of the power main gear. The driven gears are connected to the driven shaft. The driven gears on one side of the power main gear are an odd group, and the driven gears on the other side of the power main gear are an even group, so that the two groups of driven gears at the farthest ends on both sides of the power main gear rotate in opposite directions. The driven shafts of the two farthest groups of driven gears are respectively connected to a group of conveying crawler modules through a group of power transmission modules, thereby driving the two groups of relatively arranged conveying crawler modules to rotate in opposite directions. Cartons are placed between the two groups of conveying crawler modules, and the two groups of conveying crawler modules rotating in opposite directions drive the cartons forward.

9. The carton packaging power transmission device according to claim 8, characterized in that: The power motor module and the gear module are both fixedly mounted on the mounting bracket. The power motor module includes a motor and a reducer. The output end of the motor is connected to the power main shaft of the gear module through the reducer to drive the power main shaft and the power main gear to rotate.

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