Packing machine

By designing a baler including slidingly mounted first and second packing components, the problem of inability to package the top, side and front and back simultaneously in the prior art is solved, and efficient packaging operation is achieved.

CN222452735UActive Publication Date: 2025-02-11SHENZHEN DONGHEDA MACHINERY CO LTD
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Patent Information

Application Number
CN202420367719.8
Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
Filing Date
2024-02-27
Publication Date
2025-02-11
Estimated Expiration
2034-02-27

AI Technical Summary

Technical Problem

When packaging books and magazines, existing balers cannot package the top, side and front and back at the same time, resulting in inefficient operation.

Method used

A vanisher is designed, including a mounting rack, a first vanishing assembly and a second vanishing assembly. The first packing assembly is arranged on the top of the packing area and includes a slidingly mounted first baffle member that is slidably slidably in the length direction of the base and approaches each other to abut with both sides of the workpiece to be packed. The second packaging assembly is arranged on both sides of the packaging area, slidably mounted on the guide members, and close to each other to abut with both sides of the workpiece to be packed.

Benefits of technology

Through this design, the baler can wrap the front and back and side at the same time, without a fixed operating process sequence, which significantly reduces the operating time of the baler and improves the operating efficiency.

✦ Generated by Eureka AI based on patent content.

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Abstract

The utility model provides a packing machine. The packing machine comprises a mounting frame, a first packing assembly, a guide component and a second packing assembly. A packaging area is formed on the mounting frame and is used for placing workpieces to be packaged; the first packaging assembly is arranged at the top of the packaging area, the first packaging assembly comprises a base and two first baffle components slidably mounted on the base, the two first baffle components can slide in the length direction of the base, and the two first baffle components can get close to each other so as to abut against the two sides of a to-be-packaged workpiece; the number of the second packaging assemblies is two, the two second packaging assemblies are arranged on the two sides of the packaging area correspondingly, the two second packaging assemblies are installed on the guiding component in a sliding mode, and the two second packaging assemblies can get close to each other so as to abut against the two sides of the to-be-packaged workpiece. By means of the structure, front, back and side face wrapping can be carried out at the same time, a fixed operation process sequence is not needed, and therefore the operation efficiency of the packer can be greatly improved.
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Description

Technical Field

[0001] The utility model relates to the technical field of baling machines, in particular to a baling machine. Background Art

[0002] A baler is also called a strapping machine, a strapping machine or a tying machine. The function of a baler is to reinforce the packaged items so that the items will not scatter during transportation or storage due to loose strapping. At the same time, the items should be tied neatly and beautifully.

[0003] At present, the baffles for packaging the sides and front and back of books and periodicals in the packaging mechanism of books and periodicals are all set on the same component, so they need to be packaged in sequence according to the process, and the top, sides and front and back cannot be packaged at the same time, which will lead to low operating efficiency.

[0004] Therefore, it is necessary to provide a new baler to solve the above-mentioned technical problems. Utility Model Content

[0005] The main purpose of the utility model is to provide a baler and a palletizer, aiming to solve the technical problem of low operating efficiency of balers in the prior art.

[0006] The utility model provides a baling machine, comprising:

[0007] A mounting frame, wherein a packaging area is formed on the mounting frame, and the packaging area is used to place workpieces to be packaged;

[0008] A first packaging assembly, the first packaging assembly is arranged on the top of the packaging area, the first packaging assembly comprises a base and two first baffle components slidably mounted on the base, the two first baffle components can slide along the length direction of the base, and the two first baffle components can approach each other to abut against two sides of the workpiece to be packaged;

[0009] Guide components;

[0010] The second packaging component is two in number, the two second packaging components are respectively arranged on both sides of the packaging area, the two second packaging components are slidably installed on the guide component, and the two second packaging components can approach each other to abut against both sides of the workpiece to be packaged.

[0011] In one embodiment, the base includes a driving motor, a screw and two mounting blocks, both ends of the screw are respectively connected to the two mounting blocks, each of the first baffle components is formed with a first threaded hole, the two first baffle components are threadedly connected to the screw through the first threaded hole, and the driving motor is transmission-connected to the screw.

[0012] In one embodiment, each of the first baffle components includes a mounting plate, a first driving cylinder and a first baffle, the mounting plate is formed with a first slide rail arranged along a length direction perpendicular to the screw rod, the first threaded hole is arranged on the mounting plate, the first baffle is provided with a first slider, the first slider is slidably installed on the first slide rail, the extension shaft of the first driving cylinder is connected to the first baffle, and the extension shaft of the first driving cylinder can be extended or retracted to drive the first baffle away from or close to the workpiece to be packaged.

[0013] In one embodiment, the base further includes a guide rod, a guide hole is further formed on the mounting plate, two ends of the guide rod are respectively connected to the two mounting blocks, and the mounting plate is slidably mounted on the guide rod through the guide hole.

[0014] In one embodiment, the first baffle includes a vertical member and an abutment member, the first sliding block is arranged on the vertical member, the vertical member is provided with an installation groove arranged along the length direction of the vertical member, and the first baffle component also includes a locking member, and the locking member is installed on the vertical member through the installation groove.

[0015] In one embodiment, a packing block is formed at the bottom of the second packing component, a through hole is formed in the packing block, a connecting rod is formed in the guide component, and the packing block is slidably mounted on the connecting rod through the through hole.

[0016] In one embodiment, each of the second packaging components also includes a side plate, an extending part and a second baffle, the side plate is formed with a second slide rail arranged in a vertical direction, the extending part is formed with a second slider, the second baffle is installed on the extending part, and the second slider is slidably installed on the second slide rail.

[0017] In one embodiment, each of the second packaging components also includes a second driving cylinder, a first connecting component and an upper baffle plate, the first connecting component is connected to the upper baffle plate, the side plate is also formed with a third slide rail arranged along the vertical direction, the first connecting component is formed with a third slider, and the third slider is slidably installed on the third slide rail, the extending shaft of the second driving cylinder is connected to the first connecting component, and the upper baffle plate is used to abut against the top of the workpiece to be packaged.

[0018] In one embodiment, each of the second packaging components also includes a third driving cylinder, a second connecting component and a lower baffle, the second connecting component is connected to the lower baffle, the second connecting component forms a fourth slider, the fourth slider is slidably installed on the third slide rail, the third slider is located above the fourth slider, the extending shaft of the third driving cylinder is connected to the second connecting component, and the lower baffle is used to abut against the bottom of the workpiece to be packaged.

[0019] In one embodiment, the baler further comprises a first transmission rod, a second transmission rod and a transmission motor, both ends of the first transmission rod are provided with active bevel gears, one end of the second transmission rod is provided with a driven bevel gear, the output shaft of the transmission motor is transmission-connected with the first transmission rod, the active bevel gear is transmission-connected with the driven bevel gear, an external thread is formed on the second transmission rod, a second threaded hole is formed on the protruding part, and the second transmission rod is threadedly connected with the protruding part through the second threaded hole.

[0020] In the above scheme, the baler includes a mounting frame, a first baling component, a guide component and a second baling component; a baling area is formed on the mounting frame, and the baling area is used to place the workpiece to be baled; the first baling component is arranged at the top of the baling area, and the first baling component includes a base and two first baffle components slidably mounted on the base, the two first baffle components can slide along the length direction of the base, and the two first baffle components can approach each other to abut against the two sides of the workpiece to be baled; the number of the second baling components is two, and the two second baling components are respectively arranged on the two sides of the baling area, and the two second baling components are slidably mounted on the guide component, and the two second baling components can approach each other to abut against the two sides of the workpiece to be baled. The two second packing assemblies are then moved to a position where the two second packing assemblies are in contact with the sides of the workpiece to be packed, and the packing paper is folded to fit the sides and the front of the workpiece to be packed. Then, when the workpiece to be packed is moved to a certain position, the two first baffle members are slid on the base, and the two second packing assemblies remain in position, and the workpiece to be packed that has been partially wrapped is continued to be fixed. The two first baffle members are continued to be adjusted. The distance between the two first baffle members is made so that the two first baffle members are respectively in contact with the sides of the workpiece to be packed, and the packing paper is folded to fit the sides and the rear of the workpiece to be packed. In this way, the front and back are cooperated to complete the packing, and then the workpiece is continuously transported to the subsequent equipment for bundling. Through such a setting, the front, back and side packing can be carried out at the same time, and there is no fixed operation process sequence. Compared with the prior art that requires packing to be carried out in a certain order and cannot wrap the front, back and side at the same time, the above utility model can greatly reduce the operation time of the packing machine and improve the operation efficiency. BRIEF DESCRIPTION OF THE DRAWINGS

[0021] In order to more clearly illustrate the implementation methods of the utility model or the technical solutions in the prior art, the drawings required for use in the implementation methods or the description of the prior art will be briefly introduced below. Obviously, the drawings described below are only some implementation methods of the utility model. For ordinary technicians in this field, other drawings can be obtained based on the structures shown in these drawings without paying creative work.

[0022] Figure 1 This is a schematic diagram of the overall structure of the baler according to an embodiment of the utility model;

[0023] Figure 2 This is a schematic diagram of the structure of the first packaging component of an embodiment of the utility model;

[0024] Figure 3 This is a structural schematic diagram of a second packaging component from one perspective of an embodiment of the utility model;

[0025] Figure 4 This is a schematic structural diagram of the second packaging component from another perspective of an embodiment of the utility model.

[0026] Description of Figure Numbers:

[0027]

[0028]

[0029] The realization of the purpose, functional features and advantages of the utility model will be further explained in conjunction with the implementation methods and with reference to the accompanying drawings. DETAILED DESCRIPTION

[0030] 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.

[0031] It should be noted that all directional indications in the embodiments of the present invention (such as up, down, left, right, front, back...) are only used to explain the relative position relationship, movement status, etc. between the components under a certain specific posture (as shown in the accompanying drawings). If the specific posture changes, the directional indication will also change accordingly.

[0032] In addition, in the present invention, the descriptions of "first", "second", etc. are only used for descriptive purposes and cannot be understood as indicating or implying their relative importance or implicitly indicating the number of the indicated technical features. Therefore, the features defined as "first" or "second" may explicitly or implicitly include at least one of the features. In the description of the present invention, the meaning of "plurality" is at least two, such as two, three, etc., unless otherwise clearly and specifically defined.

[0033] In the present invention, unless otherwise clearly specified and limited, the terms "connection", "fixation", etc. should be understood in a broad sense. For example, "fixation" can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection or an indirect connection through an intermediate medium, it can be the internal connection of two elements or the interaction relationship between two elements, unless otherwise clearly defined. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0034] In addition, the technical solutions between the various embodiments of the present invention can be combined with each other, but it must be based on the fact that ordinary technicians in the field can implement it. When the combination of technical solutions is contradictory or cannot be implemented, it should be deemed that such combination of technical solutions does not exist and is not within the scope of protection required by the present invention.

[0035] See also Figures 1 to 4 The utility model provides a baling machine 100, comprising:

[0036] A mounting frame 1, on which a packaging area is formed, and the packaging area is used to place workpieces to be packaged;

[0037] A first packaging assembly 2, which is disposed at the top of the packaging area. The first packaging assembly 2 includes a base 21 and two first baffle components 22 slidably mounted on the base 21. The two first baffle components 22 can slide along the length direction of the base 21. The two first baffle components 22 can approach each other to abut against two sides of the workpiece to be packaged;

[0038] Guide component 3;

[0039] The second packing component 4, the number of the second packing components 4 is two, the two second packing components 4 are respectively arranged on both sides of the packing area, the two second packing components 4 are slidably installed on the guide component 3, and the two second packing components 4 can be close to each other to be used to abut against the two sides of the workpiece to be packed. Specifically, at the beginning, the operator transports the workpiece to be packed to the packing area of ​​the mounting frame 1, and then the operator slides the two second packing components 4 on the guide component 3, adjusts the distance between the two second packing components 4, makes the second packing components 4 abut against the two sides of the workpiece to be packed, folds the wrapping paper to fit the side and front sides of the workpiece to be packed, and then when the workpiece to be packed moves to a certain position, the operator slides the two first baffle components 22 on the base 21, and the two second packing components 4 keep their positions unchanged, continue to fix the workpiece to be packed that has been partially wrapped, and continue to adjust the two The distance between the first baffle parts 22 enables the two first baffle parts 22 to respectively abut against the two sides of the workpiece to be packaged, and fold the wrapping paper to fit the side and back sides of the workpiece to be packaged, so that the front and back cooperate to complete the wrapping, and then continue to be transported to the subsequent equipment for bundling; through such a setting, the front, back and side wrapping can be carried out at the same time, and there is no fixed operation process sequence. Compared with the prior art that needs to wrap in a certain order and cannot wrap the front, back and sides at the same time, the above-mentioned utility model can greatly reduce the operation time of the baler 100 and improve the operation efficiency.

[0040] See also Figure 1 and Figure 2 In one embodiment, the base 21 includes a driving motor 211, a screw rod 212 and two mounting blocks 213, the two ends of the screw rod 212 are respectively connected to the two mounting blocks 213, each first baffle member 22 is formed with a first threaded hole, the two first baffle members 22 are threadedly connected to the screw rod 212 through the first threaded hole, and the driving motor 211 is transmission-connected to the screw rod 212. Specifically, when the packaging operation is performed, the driving motor 211 needs to be started, so that the output shaft of the driving motor 211 will rotate, the output shaft of the driving motor 211 is transmission-connected to the screw rod 212, so that the screw rod 212 will also rotate, and the two first baffle members 22 will move on the screw rod 212 through the first threaded hole, so that the two first baffle members 22 can be close to each other, so that the two first baffle members 22 are respectively abutted against the two sides of the workpiece to be packaged, and the packaging paper is folded to fit the side and rear sides of the workpiece to be packaged; through such a setting, automatic operation can be realized, which greatly reduces the labor intensity of the operator.

[0041] Furthermore, the packing machine 100 further includes a sensor, which is connected to the drive motor 211 by signal. The sensor is used to sense the position of the workpiece to be packed. When the workpiece to be packed moves to a preset position, the sensor can sense it and transmit the information to the drive motor 211 to control the drive motor 211 to start. This can further improve the automation of the equipment.

[0042] See also Figure 1 and Figure 2 In one embodiment, each first baffle component 22 includes a mounting plate 221, a first driving cylinder 222 and a first baffle 223. A first slide rail 221a is formed on the mounting plate 221 and is arranged along a length direction perpendicular to the screw rod 212. A first threaded hole is arranged on the mounting plate 221. A first slider 223a is arranged on the first baffle 223. The first slider 223a is slidably installed on the first slide rail 221a. The extending shaft of the first driving cylinder 222 is connected to the first baffle 223. The extending shaft of the first driving cylinder 222 can be extended or retracted to drive the first baffle 223 away from or close to the workpiece to be packaged. Specifically, after the two baffle components wrap both sides of the workpiece to be packaged, the first driving cylinder 222 is started, and the extension shaft of the first driving cylinder 222 is extended first, driving the first baffle 223 away from the workpiece to be packaged, and then the extension shaft of the first driving cylinder 222 is retracted, so that the first baffle 223 is close to the workpiece to be packaged, so that the wrapping paper is attached to the back side of the workpiece to be packaged, thus completing the wrapping of the back side of the workpiece to be packaged; through such a setting, the automatic wrapping of the back side of the workpiece to be packaged can be achieved, greatly improving the working efficiency.

[0043] See also Figure 1 and Figure 2 In one embodiment, the base 21 further includes a guide rod 214, a guide hole is formed on the mounting plate 221, both ends of the guide rod 214 are respectively connected to the two mounting blocks 213, and the mounting plate 221 is slidably mounted on the guide rod 214 through the guide hole. The movement of the first baffle member 22 plays a guiding role to prevent the occurrence of movement deviation.

[0044] See also Figure 1 and Figure 2In one embodiment, the first baffle 223 includes a vertical member 233b and a contact member 233c, the first slider 223a is arranged on the vertical member 233b, and the vertical member 233b is provided with a mounting groove 233d arranged along the length direction of the vertical member 233b, and the first baffle member 22 also includes a locking member, which passes through the mounting groove 233d and is installed on the vertical member 233b. The contact member 233c is used to abut against the workpiece to be packaged. Specifically, the operator loosens the locking member so that the contact member 233c can slide in the mounting groove 233d. According to the height of the workpiece to be packaged, the position of the contact member 233c is adjusted. After the position is adjusted, the locking member is tightened, and the adjustment is completed. Through such a setting, the position of the contact member 233c can be adjusted simply and quickly, and the baler 100 can be adapted to various sizes of workpieces to be packaged, thereby improving the scope of application.

[0045] See also Figure 1 , Figure 3 and Figure 4 In one embodiment, a packing block 41 is formed at the bottom of the second packing component 4, a through hole is formed in the packing block 41, a connecting rod 31 is formed in the guide component 3, and the packing block 41 is slidably mounted on the connecting rod 31 through the through hole. Specifically, when the distance between the two second packing components 4 needs to be adjusted, it is only necessary to push the packing block 41 so that the packing block 41 slides on the connecting rod 31 through the through hole, so that the distance between the two second packing components 4 can be adjusted. Such a setting is convenient and simple to operate.

[0046] See also Figure 1 , Figure 3 and Figure 4 In one embodiment, each second packaging assembly 4 further includes a side plate 42, a protruding part 43, and a second baffle 44. The side plate 42 is formed with a second slide rail 421 arranged in a vertical direction. The protruding part 43 is formed with a second slider 431. The second baffle 44 is mounted on the protruding part 43, and the second slider 431 is slidably mounted on the second slide rail 421. Specifically, before packaging, the operator slides the protruding part 43 on the second slide rail 421 through the second slider 431, so that the height of the second baffle 44 is substantially consistent with the height of the workpiece to be packaged, so that during the packaging operation, the second baffle 44 can wrap the packaging paper and the workpiece to be packaged.

[0047] See also Figure 1 , Figure 3 and Figure 4In one embodiment, each second packaging assembly 4 further includes a second driving cylinder 45, a first connecting member 46 and an upper baffle 47, the first connecting member 46 is connected to the upper baffle 47, the side plate 42 is further formed with a third slide rail 422 arranged in the vertical direction, the first connecting member 46 is formed with a third slider 461, the third slider 461 is slidably mounted on the third slide rail 422, the extension shaft of the second driving cylinder 45 is connected to the first connecting member 46, and the upper baffle 47 is used to abut against the top of the workpiece to be packaged. Specifically, when the front, back and side surfaces of the workpiece to be packaged are wrapped, the second driving cylinder 45 is started, and the extension shaft of the second driving cylinder 45 is extended, thereby driving the first connecting member 46 and the upper baffle 47 to rise, so that the packaging paper can be folded to the upper part of the workpiece to be packaged; through such an arrangement, the upper part of the workpiece to be packaged can be wrapped.

[0048] See also Figure 1 , Figure 3 and Figure 4 In one embodiment, each second packaging assembly 4 further includes a third driving cylinder 48, a second connecting member 49 and a lower baffle 51, the second connecting member 49 is connected to the lower baffle 51, the second connecting member 49 is formed with a fourth slider 491, the fourth slider 491 is slidably mounted on the third slide rail 422, the third slider 461 is located above the fourth slider 491, the extension shaft of the third driving cylinder 48 is connected to the second connecting member 49, and the lower baffle 51 is used to abut against the bottom of the workpiece to be packaged. Specifically, when the front, back and side surfaces of the workpiece to be packaged are wrapped, the third driving cylinder 48 is started, and the extension shaft of the second driving cylinder 45 is retracted, thereby driving the second connecting member 49 and the lower baffle 51 to descend, so that the packaging paper can be folded to the bottom of the workpiece to be packaged; through such an arrangement, the bottom of the workpiece to be packaged can be wrapped.

[0049] See also Figure 1 , Figure 3 and Figure 4In one embodiment, the baler 100 further includes a first transmission rod 52, a second transmission rod 53 and a transmission motor. Both ends of the first transmission rod 52 are provided with an active bevel gear 521, one end of the second transmission rod 53 is provided with a driven bevel gear 531, the output shaft of the transmission motor is transmission-connected to the first transmission rod 52, the active bevel gear 521 is transmission-connected to the driven bevel gear 531, an external thread is formed on the second transmission rod 53, a second threaded hole is formed on the protruding part 43, and the second transmission rod 53 is threadedly connected to the protruding part 43 through the second threaded hole. Specifically, before the packaging operation, the transmission motor is started, and the transmission motor drives the first transmission rod 52 and the active bevel gear 521 on the first transmission rod 52 to rotate. The active bevel gear 521 is connected to the driven bevel gear 531, thereby driving the driven bevel gear 531 to rotate. The driven bevel gear 531 is arranged on the second transmission rod 53, so that the second transmission rod 53 will also rotate. Since an external thread is formed on the second transmission rod 53 and the protruding part 43 is provided with a second threaded hole, the protruding part 43 will move on the second transmission rod 53, thereby adjusting the height of the second baffle 44. When the height of the second baffle 44 is adjusted to be basically consistent with the height of the workpiece to be packaged, the second baffle 44 can wrap the packaging paper and the workpiece to be packaged during the packaging operation; through such an arrangement, the height of the second baffle 44 can be automatically adjusted.

[0050] The above are only optional embodiments of the present invention, and do not limit the patent scope of the present invention. All equivalent structural changes made by using the contents of the present invention specification and drawings under the technical concept of the present invention, or directly / indirectly used in other related technical fields are included in the patent protection scope of the present invention.

Claims

1. A baling machine, characterized in that: include: A mounting frame, wherein a packaging area is formed on the mounting frame, and the packaging area is used to place workpieces to be packaged; A first packaging assembly, the first packaging assembly is arranged on the top of the packaging area, the first packaging assembly comprises a base and two first baffle components slidably mounted on the base, the two first baffle components can slide along the length direction of the base, and the two first baffle components can approach each other to abut against two sides of the workpiece to be packaged; Guide components; The second packaging component is two in number, the two second packaging components are respectively arranged on both sides of the packaging area, the two second packaging components are slidably installed on the guide component, and the two second packaging components can approach each other to abut against both sides of the workpiece to be packaged.

2. The baler according to claim 1, characterized in that: The base includes a driving motor, a screw and two mounting blocks, the two ends of the screw are respectively connected to the two mounting blocks, each of the first baffle components is formed with a first threaded hole, the two first baffle components are threadedly connected to the screw through the first threaded hole, and the driving motor is transmission-connected to the screw.

3. The baler according to claim 2, characterized in that: Each of the first baffle components includes a mounting plate, a first driving cylinder and a first baffle, a first slide rail arranged along a length direction perpendicular to the screw rod is formed on the mounting plate, the first threaded hole is arranged on the mounting plate, a first slider is arranged on the first baffle, the first slider is slidably mounted on the first slide rail, an extension shaft of the first driving cylinder is connected to the first baffle, and the extension shaft of the first driving cylinder can be extended or retracted to drive the first baffle away from or close to the workpiece to be packaged.

4. The baler according to claim 3, characterized in that: The base also includes a guide rod, and a guide hole is formed on the mounting plate. Both ends of the guide rod are respectively connected to the two mounting blocks, and the mounting plate is slidably mounted on the guide rod through the guide hole.

5. The baler according to claim 3, characterized in that: The first baffle includes a vertical member and a contact member, the first sliding block is arranged on the vertical member, the vertical member is provided with an installation groove arranged along the length direction of the vertical member, and the first baffle component also includes a locking member, and the locking member is installed on the vertical member through the installation groove.

6. The baler according to claim 1, characterized in that: A packing block is formed at the bottom of the second packing component, a through hole is formed in the packing block, a connecting rod is formed in the guide component, and the packing block is slidably mounted on the connecting rod through the through hole.

7. The baler according to claim 1, characterized in that: Each of the second packaging components also includes a side plate, a protruding part and a second baffle, the side plate is formed with a second slide rail arranged in a vertical direction, the protruding part is formed with a second slider, the second baffle is installed on the protruding part, and the second slider is slidably installed on the second slide rail.

8. The baler according to claim 7, characterized in that: Each of the second packaging components also includes a second driving cylinder, a first connecting component and an upper baffle plate, the first connecting component is connected to the upper baffle plate, the side plate is also formed with a third slide rail arranged along the vertical direction, the first connecting component is formed with a third slider, and the third slider is slidably installed on the third slide rail, the extending shaft of the second driving cylinder is connected to the first connecting component, and the upper baffle plate is used to abut against the top of the workpiece to be packaged.

9. The baler according to claim 8, characterized in that: Each of the second packaging components also includes a third driving cylinder, a second connecting component and a lower baffle, the second connecting component is connected to the lower baffle, the second connecting component forms a fourth slider, the fourth slider is slidably installed on the third slide rail, the third slider is located above the fourth slider, the extending shaft of the third driving cylinder is connected to the second connecting component, and the lower baffle is used to abut against the bottom of the workpiece to be packaged.

10. The baler according to claim 7, characterized in that: The baler also includes a first transmission rod, a second transmission rod and a transmission motor, both ends of the first transmission rod are provided with active bevel gears, one end of the second transmission rod is provided with a driven bevel gear, the output shaft of the transmission motor is transmission-connected with the first transmission rod, the active bevel gear is transmission-connected with the driven bevel gear, an external thread is formed on the second transmission rod, a second threaded hole is formed on the protruding part, and the second transmission rod is threadedly connected with the protruding part through the second threaded hole.