CN215361989U - Packaging machine - Google Patents

Abstract

The utility model relates to a packing machine relates to article baling equipment's field, and it includes workstation and packing area, one side of workstation is equipped with and supplies packing area male wearing to establish the hole, the upside of workstation is equipped with and supplies packing area to inlay the standing groove of establishing and sliding, wear to establish hole and standing groove intercommunication of each other, fixedly connected with heat fusion piece on the lateral wall of standing groove, the downside fixedly connected with rotor of workstation, the one end in packing area is around locating on the rotor, the other end in packing area passes and stretches into in the standing groove after wearing to establish the hole. The manual adhesive tape winding and sticking operation is improved, the labor intensity is high, the packaging efficiency is low, and the adhesive tape winding and sticking device has the effects of being free from winding and sticking of a user, low in labor intensity and high in packaging efficiency.

Description

Packaging machine

Technical Field

The application relates to the field of article packaging equipment, in particular to a packaging machine.

Background

The subsequent processing of the magnetic block comprises the following steps: blank cleaning → punching → slicing → chamfering → electroplating → magnetizing → packaging → shipping. In order to facilitate transportation, loading, unloading and storage, after the production of the product is finished, the product needs to be loaded into a packing box made of corrugated boards, and the packing box needs to be sealed and packed.

In view of the above-mentioned related technologies, the inventor thinks that after the corrugated case contains a product, the corrugated case needs to be wrapped with an adhesive tape for sealing, and at present, many manufacturers still use manual adhesive tape wrapping and adhering operations, which not only has high labor intensity and low packaging efficiency, but also has an improved placing cavity.

SUMMERY OF THE UTILITY MODEL

In order to improve the manual work and carry out tape winding and paste the operation, this not only intensity of labour is big, the problem of packing inefficiency moreover, this application provides a packagine machine.

The application provides a packagine machine adopts following technical scheme:

the utility model provides a packing machine, includes workstation and packing area, one side of workstation is equipped with and supplies packing area male wearing to establish the hole, the upside of workstation is equipped with and supplies the packing area to inlay the standing groove of establishing and sliding, wear to establish hole and standing groove intercommunication each other, fixedly connected with heat fusion piece on the lateral wall of standing groove, the downside fixedly connected with rotor of workstation, the one end in packing area is around locating on the rotor, the other end in packing area passes and stretches into in the standing groove behind the wearing to establish the hole.

Through adopting above-mentioned technical scheme, through passing in proper order with the packing area and wear to establish hole and standing groove back around locating on the packing case, then carry out the melting through the heat fusion piece and cut off to be fixed mutually around the both ends of the packing area of establishing, thereby realized carrying out the process of packing to the packing case, need not the user and twine and paste, low in labor strength, packing efficiency is high.

Optionally, the side wall of the workbench close to the through hole is rotatably connected with a guide wheel, the side wall of the workbench is provided with a limiting block, the limiting block is provided with a limiting hole for the packing belt to pass through, the limiting hole and the through hole are vertically arranged, and the guide wheel and the limiting block are arranged at the lower side of the opening of the through hole.

Through adopting above-mentioned technical scheme, the setting of leading wheel and stopper, in the direction entering standing groove of guide packing area edge wearing to establish the hole, and make the packing area difficult for retracting and break away from in the standing groove through the stopper when making the packing area get into the standing groove, improved the stability of packing in the packing area.

Optionally, a rotating frame is arranged on the workbench, at least one first long waist hole is formed in the workbench, the rotating frame is fixedly connected into the first long waist hole through a bolt, and the guide wheel is rotatably connected onto the rotating frame.

Through adopting above-mentioned technical scheme, the setting in first long waist hole for the position of leading wheel and workstation can be adjusted, and convenience of customers aligns leading wheel and wear to establish the hole, and the packing area is difficult because of the effect of leading wheel down and the stopper and wear to establish taking place the friction between the lateral wall in hole, has improved the transmission efficiency in packing area.

Optionally, the workbench is fixedly connected with a limiting frame.

Through adopting above-mentioned technical scheme, the setting of spacing is fixed a position the position that the packing case was placed on the workstation for the user need not all to lean on at every turn to measure and other means to fix a position the position of packing case, has improved the efficiency of placing of packing case.

Optionally, a guide rail is arranged on the workbench, the guide rail is matched with the placement groove to form a placement cavity for placing a packing box, a guide groove for a packing belt to penetrate is arranged on the guide rail, the guide groove is arranged on the inner circumferential side wall of the guide rail, a round corner surface is arranged on the guide rail, the round corner surface is arranged at the bottom of the guide groove and is positioned at the corner of the guide groove, a belt pushing assembly is further arranged at the lower side of the workbench and comprises a motor, a screw rod and a thumb cylinder for clamping the packing belt, the motor is fixedly connected to the lower side of the workbench, a first gear is fixedly connected to an output shaft of the motor, the screw rod is rotatably connected to the workbench and is vertically arranged, a second gear meshed with the first gear is fixedly connected to the screw rod, a mounting block is connected to the screw rod through threads, and the thumb cylinder is fixedly connected to the mounting block, the rotary rod is fixedly connected to the workbench and penetrates through the installation block.

Through adopting above-mentioned technical scheme, push away the belting and promote the packing area to the standing groove in, the packing area in the standing groove receives the effect of push away the belting around locating the packing case along guide rail's direction of guidance, then carries out the melting through the heat fusion piece and fixes, need not manual operation, has improved packagine machine's automation efficiency.

Optionally, the guide track includes fixed strip, regulation strip and activity strip, fixed strip fixed connection just locates the standing groove on the workstation and is close to the one side of wearing to establish the hole, the fixed strip is L shape setting, be equipped with the long waist hole of second on the fixed strip, the long waist hole of second sets up along the length direction of fixed strip, be equipped with the first bolt of wearing to locate the long waist hole of second on the fixed strip, first bolt threaded connection is on adjusting the strip, be equipped with the long waist hole of third on the activity strip, the long waist hole of third sets up along the length direction of activity strip, be equipped with the second bolt of wearing to locate the long waist hole of third on the activity strip, second bolt threaded connection is on the activity strip, the downside butt of activity strip is in the tank bottom of standing groove.

Through adopting above-mentioned technical scheme, adjust along the length direction of movable part and fixed part through the regulating part for placing the chamber height in the guide rail can adjust, thereby adaptation in not packing box of co-altitude has improved packagine machine's packing scope.

Optionally, the adjusting strip includes first portion, second portion and regulating part, first bolt threaded connection is in first portion, second bolt threaded connection is in second portion, be equipped with the long waist hole of fourth in the regulating part, be equipped with the third bolt of wearing to locate in the long waist hole of fourth in the regulating part, the quantity of third bolt is two, two the one end that the second bolt was kept away from in first portion and second portion to third bolt difference threaded connection.

Through adopting above-mentioned technical scheme, the length of regulation strip can be adjusted through regulating part to make the width in the guide rail place the chamber can adjust, thereby adaptation in the packing case of different width has improved packagine machine's packing scope.

Optionally, be equipped with clamping unit on the guide track, clamping unit's quantity is a plurality of and sets up along guide track's circumference, clamping unit includes compression spring and guide block, the tank bottom of guide groove is equipped with the mounting groove, compression spring and guide block all inlay and locate in the mounting groove, compression spring's one end butt in the tank bottom of guide groove, compression spring's other end butt is on the guide block, one side that compression spring was kept away from to the guide block is the hemisphere setting, the guide block butt is on the packing area.

By adopting the technical scheme, the clamping assembly is arranged, so that the packing belt is tightly attached to the packing box, and the packing belt is not easy to loosen after being fused and fixed due to the material of the packing belt, and the stability of the packing belt for packing the packing box is improved.

Optionally, one side fixed connection guide bar that the guide block is close to the tank bottom of mounting groove, compression spring overlaps and locates on the guide bar, the tank bottom of mounting groove is worn to locate by the guide bar and is extended to outside the guide track.

Through adopting above-mentioned technical scheme, the setting of guide bar for compression spring and guide block slide along the length direction of guide bar all the time, and be difficult for receiving the influence that the packing area inserted the promotion and lose the tight effect of clamp, have improved and have pressed from both sides tight stability of tight subassembly to the packing area clamp.

Optionally, one end of the guide rod extending out of the guide track is in threaded connection with a control block.

By adopting the technical scheme and the arrangement of the control block, on one hand, the guide rod is not easy to separate from the mounting groove, and the service life of the clamping assembly is prolonged; on the other hand, the control block and the guide rod are convenient to disassemble, and the replacement efficiency of the clamping assembly is improved.

In summary, the present application includes at least one of the following beneficial technical effects:

1. the arrangement of the heat melting blocks fixes the two ends of the packing belt mutually, so that a user does not need to wind and paste the packing belt, the labor intensity is low, and the packing efficiency is high;

2. the belt pushing assembly and the guide rail are arranged, manual operation is not needed, and the automation efficiency of the packaging machine is improved;

3. the clamping assembly is arranged, so that the packing belt is tightly attached to the packing box, and the stability of the packing belt for packing the packing box is improved.

Drawings

Fig. 1 is a schematic view of a packaging machine according to an embodiment of the present application.

Fig. 2 is a schematic structural diagram of a workbench and a push belt assembly in an embodiment of the present application.

Fig. 3 is an exploded view of the table and guide assembly in an embodiment of the present application.

Fig. 4 is an exploded schematic view of the guide assembly and clamping assembly in an embodiment of the present application.

Description of reference numerals: 1. a work table; 11. a rotating cylinder; 12. perforating holes; 13. a placement groove; 14. a thermal fusion block; 15. a limiting frame; 16. a first long waist hole; 2. packing a belt; 3. a tape pushing assembly; 31. a motor; 311. a first gear; 32. a screw rod; 321. a second gear; 322. mounting blocks; 33. a thumb cylinder; 34. a rotation prevention lever; 4. a guide assembly; 41. a rotating frame; 42. a guide wheel; 43. a limiting block; 431. a limiting hole; 44. a guide rail; 441. a fixing strip; 4411. a second long waist hole; 4412. a first bolt; 442. an adjustment bar; 4421. a first part; 4422. a second section; 4423. an adjustment section; 44231. a fourth long waist hole; 44232. a third bolt; 443. a movable bar; 4431. a third long waist hole; 4432. a second bolt; 444. a placement chamber; 445. a guide groove; 446. mounting grooves; 447. a rounded corner surface; 5. a clamping assembly; 51. a compression spring; 52. a guide block; 53. a guide bar; 54. a control block.

Detailed Description

The present application is described in further detail below with reference to figures 1-4.

The embodiment of the application discloses a packaging machine. With reference to fig. 1, the packaging machine comprises a table 1, a strapping band 2, a push-band assembly 3, a guide assembly 4 and a clamping assembly 5.

Referring to fig. 1, a packing belt 2 is made of PP, and the packing belt 2 is placed under a worktable 1 to be supplied to the worktable 1 for packing. The tape pushing assembly 3 is installed at the lower side of the workbench 1 to push the packing tape 2 onto the workbench 1. The guide assembly 4 is arranged on the workbench 1 and used for guiding the packing belt 2 to wind on the packing box. The clamping assembly 5 is mounted on the guide assembly 4 such that the guide assembly 4 guides the strapping band 2 while clamping the strapping band 2 to the packing box.

Referring to fig. 2, a rotary cylinder 11 is fixedly connected to the lower side of the table 1, and one end of the strapping band 2 is wound around the rotary cylinder 11 to provide the strapping band 2. One side of workstation 1 is equipped with wearing to establish hole 12, and the upside of workstation 1 is equipped with standing groove 13, standing groove 13 and wearing to establish hole 12 intercommunication each other, and packing area 2 is kept away from the one end of rotating cylinder 11 and is passed and stretch into standing groove 13 behind wearing to establish hole 12 in to make packing area 2 can follow the downside of packing case and wind the packing case and establish. The side wall of the placing groove 13 is fixedly connected with a hot melting block 14, so that the packing belt 2 is melted after being wound for a circle around the packing box, and two ends of the packing belt are fixed. The workbench 1 is fixedly connected with a limiting frame 15 for abutting and positioning one side of the packing box.

Referring to fig. 2, the tape pushing assembly 3 includes a motor 31, a lead screw 32, and a thumb cylinder 33. The motor 31 is fixedly connected to the lower side of the table 1, and a first gear 311 is fixedly connected to an output shaft of the motor 31 to rotate with the start of the motor 31. The screw rod 32 is rotatably connected to the lower side of the workbench 1, the screw rod 32 is vertically arranged, the screw rod 32 is fixedly connected with a second gear 321, and the first gear 311 is meshed with the second gear 321, so that the screw rod 32 rotates along with the starting of the motor 31. The workbench 1 is also fixedly connected with an anti-rotation rod 34, and the anti-rotation rod 34 and the screw rod 32 are arranged in parallel. The screw rod 32 is connected with an installation block 322 in a threaded manner, and the installation block 322 is arranged on the rotation preventing rod 34 in a penetrating manner, so that the screw rod 32 drives the installation block 322 to slide along the length direction of the screw rod 32. The thumb cylinder 33 is fixedly connected to the mounting block 322, and the thumb cylinder 33 is used for clamping the packing belt 2 so that the packing belt 2 which does not enter the through hole 12 moves to one side of the through hole 12.

Referring to fig. 2 and 3, the guide assembly 4 includes a rotating frame 41, a guide wheel 42, a stopper 43, and a guide rail 44. One side of the workbench 1 close to the through hole 12 is provided with a first long waist hole 16, and the rotating frame 41 is fixedly connected in the first long waist hole 16 through a bolt, so that the position of the rotating frame 41 on the workbench 1 can be adjusted. The guide wheel 42 is rotatably connected to the turret 41, and the guide wheel 42 is positioned above the thumb cylinder 33 to guide the packing belt 2 gripped by the thumb cylinder 33. The limiting block 43 is fixedly connected to the side wall of the workbench 1, the limiting block 43 is located between the through hole 12 and the guide wheel 42, the limiting block 43 is provided with a limiting hole 431, the limiting hole 431 and the through hole 12 are vertically arranged, and the packing belt 2 is arranged in the limiting hole 431 in a penetrating manner, so that the packing belt 2 penetrates through the limiting hole 431 and is inserted into the through hole 12 and then is not easy to retract. The guide rail 44 is installed on the workbench 1, the guide rail 44 is arranged in the shape of "Jiong", the guide rail 44 is located above the placing groove 13, and a placing cavity 444 for placing the packing case is formed by matching with the placing groove 13. The guide rail 44 is provided with a guide groove 445, the guide groove 445 being provided on an inner circumferential side wall of the guide rail 44, the guide groove 445 and the placement groove 13 forming a track around which the strapping band 2 is wound. The guide rail 44 is provided with four rounded surfaces 447, the four rounded surfaces 447 are all located at the bottom of the guide groove 445, and the four rounded surfaces 447 are located at the corners of the guide groove 445, so that the packing belt 2 is guided by the rounded surfaces 447 to change the moving direction when moving to the corners of the guide groove 445.

Referring to fig. 3 and 4, the guide rail 44 includes a fixed bar 441, an adjustment bar 442, and a movable bar 443. The fixing strip 441 is fixedly connected to the workbench 1, the fixing strip 441 is arranged in an L shape, the fixing strip 441 is located on one side, close to the through hole 12, of the placing groove 13 and is embedded in the placing groove 13, and the packing belt 2 is guided to return to the lower side of the placing box. The fixing strip 441 is provided with two second long waist holes 4411, the second long waist holes 4411 are arranged along the length direction of the fixing strip 441, the number of the second long waist holes 4411 is two, the two second long waist holes 4411 are positioned at two sides of the guide groove 445, the fixing strip 441 is provided with first bolts 4412, and the first bolts 4412 are correspondingly arranged in the second long waist holes 4411 in a one-to-one manner. The adjustment bar 442 includes a first portion 4421, a second portion 4422, and an adjustment portion 4423, and a first bolt 4412 is screwed to the first portion 4421 after passing through the second oblong hole 4411 so that the adjustment bar 442 and the fixing bar 441 are relatively fixed to adjust the relative position between one end of the adjustment bar 442 and the work table 1. The adjusting portion 4423 is provided with four long waist holes 44231, the four long waist holes 44231 are arranged along the length of the adjusting portion 4423, the number of the four long waist holes 44231 is two, the four long waist holes 44231 are arranged on two sides of the adjusting portion 4423, the adjusting portion 4423 is provided with three bolts 44232, the number of the three bolts 44232 is two, and the two third bolts 44232 are arranged in the four long waist holes 44231 in a penetrating manner. One of the third bolts 44232 is threadedly coupled to the first portion 4421 through the fourth long kidney hole 44231 such that the adjusting portion 4423 and the first portion 4421 are relatively fixed. Another third bolt 44232 is screwed to the second portion 4422 after passing through the fourth long kidney hole 44231 so that the adjusting portion 4423 and the second portion 4422 are relatively fixed. The first portion 4421, the second portion 4422 and the adjustment portion 4423 cooperate so that the length of the adjustment bar 442 can be adjusted.

Referring to fig. 3 and 4, the movable bar 443 is provided with third long waist holes 4431, the third long waist holes 4431 are arranged along the length direction of the movable bar 443, the number of the third long waist holes 4431 is two, and the two third long waist holes 4431 are located at two sides of the guide groove 445. The movable bar 443 is provided with second bolts 4432, and the second bolts 4432 are correspondingly inserted into the third long kidney holes 4431. The second bolt 4432 is screwed to the second portion 4422 after passing through the third long kidney hole 4431 so that the second portion 4422 and the fixing bar 441 are relatively fixed to adjust the relative position between the end of the adjusting bar 442 remote from the fixing bar 441 and the work table 1.

Referring to fig. 4, the structural relationship between the guide rail 44 and the clamping assembly 5 is as follows: the number of the clamping assemblies 5 is several, and the several clamping assemblies 5 are arranged along the circumferential direction of the guide track 44 so as to drive the packing belt 2 penetrating through the guide groove 445 to clamp the packing box. The clamping assembly 5 comprises a compression spring 51, a guide block 52, a guide rod 53 and a control block 54. The groove bottom of the guide groove 445 is provided with an installation groove 446, the compression spring 51 and the guide block 52 are both embedded in the installation groove 446, one end of the compression spring 51 abuts against the groove bottom of the installation groove 446, the other end of the compression spring 51 abuts against the guide block 52, and the guide block 52 is driven to move towards one side of the packing belt 2. The side of the guide block 52 remote from the compression spring 51 is arranged in a hemispherical shape. When the packing belt 2 slides along the guide groove 445, the packing belt 2 abuts against the surface of the guide block 52 to drive the guide block 52 to retract into the mounting groove 446, so that the packing belt 2 smoothly passes through. The guide rod 53 is fixedly connected to one side of the guide block 52 close to the groove bottom of the installation groove 446, the guide rod 53 penetrates through the groove bottom of the installation groove 446 and extends out of the guide rail 44, the guide rod 53 penetrates through the compression spring 51, and the compression spring 51 is guided to expand and contract along the length direction of the guide rod 53. The control piece 54 is screwed to the guide rod 53, the control piece 54 is located at an end of the guide rod 53 extending out of the guide rail 44, and the control piece 54 abuts on a side of the guide rail 44 away from the packing band 2 so that the guide piece 52 and the compression spring 51 are not easily disengaged from the guide groove 445.

The implementation principle of the packaging machine in the embodiment of the application is as follows: motor 31 drive lead screw 32 rotates, thumb cylinder 33 centre gripping packing area 2 with packing area 2 rebound, packing area 2 passes leading wheel 42 in proper order, stretch into the standing groove 13 behind spacing hole 431 and the wear to establish hole 12 in, then continue to move along guide slot 445 of guide track 44, at this in-process, guide block 52 butt is on packing area 2 so that packing area 2 presss from both sides tight packing case, packing area 2 last butt is on packing area 2 of next round, then will pack area 2 fusing and will fix around the both ends of locating packing area 2 on the packing case under the effect of hot melt piece 14, accomplish the packing.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims (10)

1. A packaging machine characterized by: including workstation (1) and packing area (2), one side of workstation (1) is equipped with and supplies packing area (2) male wear to establish hole (12), the upside of workstation (1) is equipped with and supplies packing area (2) to inlay standing groove (13) established and slide, wear to establish hole (12) and standing groove (13) intercommunication of each other, fixedly connected with heat fusion piece (14) on the lateral wall of standing groove (13), downside fixedly connected with of workstation (1) rotates a section of thick bamboo (11), the one end of packing area (2) is around locating on rotating a section of thick bamboo (11), the other end of packing area (2) passes and stretches into in standing groove (13) behind wear to establish hole (12).

2. A packaging machine according to claim 1, characterized in that: the utility model discloses a packing belt (2) is characterized in that workstation (1) rotates on being close to the lateral wall of wearing to establish hole (12) and is connected with leading wheel (42), be equipped with stopper (43) on the lateral wall of workstation (1), be equipped with spacing hole (431) that supply packing belt (2) to pass on stopper (43), spacing hole (431) and wearing to establish hole (12) are perpendicular setting, the open-ended downside of wearing to establish hole (12) is all located to leading wheel (42) and stopper (43).

3. A packaging machine according to claim 2, characterized in that: be equipped with rotating turret (41) on workstation (1), be equipped with at least one first long waist hole (16) on workstation (1), rotating turret (41) pass through bolt fixed connection in first long waist hole (16), leading wheel (42) rotate to be connected on rotating turret (41).

4. A packaging machine according to claim 1, characterized in that: the workbench (1) is fixedly connected with a limiting frame (15).

5. A packaging machine according to claim 1, characterized in that: the improved automatic packaging machine is characterized in that a guide rail (44) is arranged on the workbench (1), a placing cavity (444) for placing a packaging box is formed by the cooperation of the guide rail (44) and a placing groove (13), a guide groove (445) for the packaging belt (2) to penetrate is formed in the guide rail (44), the guide groove (445) is formed in the inner circumferential side wall of the guide rail (44), a round corner surface (447) is arranged on the guide rail (44), the round corner surface (447) is arranged at the bottom of the guide groove (445) and is located at a corner of the guide groove (445), a belt pushing assembly (3) is further arranged on the lower side of the workbench (1), the belt pushing assembly (3) comprises a motor (31), a screw rod (32) and a thumb cylinder (33) for clamping the packaging belt (2), the motor (31) is fixedly connected to the lower side of the workbench (1), and a first gear (311) is fixedly connected to an output shaft of the motor (31), lead screw (32) rotate to be connected on workstation (1) and be vertical setting, fixedly connected with and second gear (321) of first gear (311) meshing on lead screw (32), threaded connection has installation piece (322) on lead screw (32), thumb cylinder (33) fixed connection is on installation piece (322), fixedly connected with prevents bull stick (34) on workstation (1), prevent that bull stick (34) are worn to locate on installation piece (322).

6. A packaging machine according to claim 5, characterized in that: the guide rail (44) comprises a fixed strip (441), an adjusting strip (442) and a movable strip (443), the fixed strip (441) is fixedly connected to the workbench (1) and arranged on one side of the placing groove (13) close to the through hole (12), the fixed strip (441) is arranged in an L shape, a second long waist hole (4411) is arranged on the fixed strip (441), the second long waist hole (4411) is arranged along the length direction of the fixed strip (441), a first bolt (4412) penetrating the second long waist hole (4411) is arranged on the fixed strip (441), the first bolt (4412) is in threaded connection with the adjusting strip (442), a third long waist hole (4431) is arranged on the movable strip (443) along the length direction of the movable strip (443), a second bolt (4432) penetrating the third long waist hole (4431) is arranged on the movable strip (443), the second bolt (4432) is in threaded connection with the movable strip (443), and the lower side of the movable strip (443) abuts against the bottom of the placing groove (13).

7. A packaging machine according to claim 6, characterized in that: the adjusting strip (442) comprises a first portion (4421), a second portion (4422) and an adjusting portion (4423), the first bolt (4412) is in threaded connection with the first portion (4421), the second bolt (4432) is in threaded connection with the second portion (4422), a fourth long waist hole (44231) is formed in the adjusting portion (4423), a third bolt (44232) penetrating through the fourth long waist hole (44231) is formed in the adjusting portion (4423), the number of the third bolts (44232) is two, and the two third bolts (44232) are in threaded connection with one end, away from the first bolt (4412), of the first portion (4421) and one end, away from the second bolt (4432), of the second portion (4422) respectively.

8. A packaging machine according to claim 5, characterized in that: be equipped with clamping component (5) on guide rail (44), the quantity of clamping component (5) is a plurality of and sets up along the circumference of guide rail (44), clamping component (5) are including compression spring (51) and guide block (52), the tank bottom of guide groove (445) is equipped with mounting groove (446), all inlay in mounting groove (446) compression spring (51) and guide block (52), the one end butt of compression spring (51) is in the tank bottom of guide groove (445), the other end butt of compression spring (51) is on guide block (52), one side that compression spring (51) were kept away from in guide block (52) is the hemisphere setting, guide block (52) butt is on packing area (2).

9. A packaging machine according to claim 8, wherein: the guide block (52) is close to one side fixed connection guide bar (53) of the tank bottom of mounting groove (446), compression spring (51) cover is located on guide bar (53), guide bar (53) wear to locate the tank bottom of mounting groove (446) and extend to outside guide rail (44).

10. A packaging machine according to claim 9, wherein: one end of the guide rod (53) extending out of the guide track (44) is in threaded connection with a control block (54).

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