CN214139151U - Bag inserting mechanism for rotary cement packaging machine - Google Patents

Abstract

The utility model discloses a pocket inserting mechanism for rotation cement packaging machine, including cement packaging machine and cement bag group, one side of cement packaging machine is equipped with the mount, the inside horizontal installation of mount has the conveyer belt, install motor one on the mount, motor one is used for driving the conveyer belt and rotates, and conveyer belt perpendicular to cement packaging machine arranges. The utility model discloses an upward the fly leaf has arranged the centre gripping subassembly on with lower fly leaf respectively, and it has the guard plate to weld in fixing base one end, fly leaf or last fly leaf have been preparing for the slash pocket of next time when last fly leaf or lower fly leaf position centre gripping subassembly carry out the slash pocket on the one hand, intermittent type formula is reciprocal to carry out the slash pocket to the cement wrapping bag and is used, the work efficiency and the result of use that the cement wrapping bag slash pocket used have been increased, the interact of two centre gripping subassemblies has avoided the drawback of frequently using single slash pocket mechanism, extension fixture life, the safety and stability that the use of on the other hand guard plate increased the device and used.

Description

Bag inserting mechanism for rotary cement packaging machine

Technical Field

The utility model relates to a cement packaging machine technical field specifically is a pocket inserting mechanism for rotation cement packaging machine.

Background

The rotary cement packing machine is a mechanical equipment with several filling units, which can quantitatively fill cement or similar powdery material into self-sealing packing bag and can make every unit rotate around same axial line in horizontal direction, and in the course of cement packing, the rotary cement packing machine can automatically implement filling, metering and bag-dropping, etc. generally, 8-12 discharge nozzles are uniformly distributed around the periphery of the packing machine, and the cement packing bag can be inserted on these discharge nozzles to make cement packing.

At present, in order to make manual work separate from the working environment with high dust pollution in the cement packaging process, the existing rotary cement packaging machine is generally provided with corresponding bag inserting mechanical arms for clamping and inserting bags for cement packaging bags, the mechanical arms have good bag inserting effect and high bag inserting efficiency, but because the mechanical arms need to swing for use, the moving range is large, the occupied plant area is large, the safety in the swinging use process is poor, the use of a single bag inserting mechanical arm is not prone to error or damage, the cement packaging efficiency is easily influenced once the mechanical arm is damaged, because the single mechanical arm is used for inserting bags, the working efficiency in the bag inserting process is generally influenced by the amplitude and frequency of the reciprocating swing of the mechanical arm, the swing amplitude of the mechanical arm is larger, the larger the stroke is, the bag inserting efficiency of the cement packaging bags is easily influenced, and the swing frequency is higher, the bag inserting efficiency can be increased, but reduce arm life because of the inertia that the arm frequently high-speed reciprocal sways the production easily, overall structure's stability is relatively poor, for this reason, the utility model provides a can rotate slash pocket, high-efficient stable slash pocket device.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an insert bag mechanism for rotation cement packaging machine to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: a bag inserting mechanism for a rotary cement packaging machine comprises a cement packaging machine and a cement bag set, wherein a fixing frame is arranged on one side of the cement packaging machine, a conveying belt is horizontally arranged in the fixing frame, a first motor is arranged on the fixing frame and used for driving the conveying belt to rotate, the conveying belt is arranged perpendicular to the cement packaging machine, a first cylinder is vertically and upwards arranged on one side, close to the outer side wall of one end of the cement packaging machine, of the fixing frame, the output end of the first cylinder extends to the upper portion of the conveying belt and is welded with a fixing rod, the fixing rod is arranged perpendicular to the first cylinder, one end, far away from the first cylinder, of the fixing rod extends to a position right above one side, far away from the first cylinder, of the conveying belt and is welded with a connecting rod, the connecting rod is perpendicular to the fixing rod and is arranged parallel to the fixing frame, one side, far away from the fixing rod, is evenly welded with fixing blocks at equal intervals, the fixing blocks on the connecting rods are arranged in a comb shape, suckers are mounted at the bottoms of the fixing blocks, fixing seats are welded at the tops of the fixing frames, the fixing seats are arc-shaped, one ends of the fixing seats are located at positions right above the fixing frames, protection plates are welded at the ends, close to the fixing frames, of the fixing seats, the protection plates are arc-shaped, mounting grooves are formed in the upper ends and the lower ends, close to one side of a cement packaging machine, of the fixing seat outer side walls, upper movable plates are connected to the upper ends, close to one side of the cement packaging machine, of the fixing seat outer side walls in a sliding mode, lower movable plates are connected to the lower ends, close to one side of the cement packaging machine, of the fixing seat outer side walls in a sliding mode, the lower movable plates and the upper movable plates are arc-shaped, the upper movable plates and the lower movable plates are matched with the mounting grooves, sliding grooves are formed in the upper ends and the lower ends of the interiors of the fixing seats of the mounting grooves and communicated with the mounting grooves, the upper movable plate and the lower movable plate are both provided with sliding blocks matched with the sliding grooves, the ends, close to each other, of the upper movable plate and the lower movable plate are uniformly provided with gear teeth at equal intervals, the outer side wall of the fixed seat, close to one side, of the upper movable plate and the lower movable plate is symmetrically provided with a pair of motors II, the output ends of the two motors II extend into the fixed seat and are provided with gears I, the gears I at the output ends of the two motors II are respectively meshed with the gear teeth at the positions of the upper movable plate and the lower movable plate, the top end of the upper movable plate and the side, far away from the bottom end of the lower movable plate, of the upper movable plate and the lower movable plate are both vertically provided with air cylinders II, the output ends of the air cylinders II respectively penetrate through the upper movable plate and the lower movable plate and are fixed with fixed plates, the upper end and the lower end of the fixed seat are both provided with movable grooves matched with the air cylinders II, and the fixed plates are arranged perpendicular to the inner side wall of the fixed seat, the utility model discloses a cement packaging bag, including fixed plate, cylinder three, connecting plate and connecting plate, cylinder three is installed at the top of fixed plate, cylinder three is arranged in a parallel with the fixed plate, the output welding of cylinder three has the connecting plate, the connecting plate is located under the fixed plate and is arranged in a parallel with the fixed plate, and has the connecting block between the output of connecting plate and cylinder three, the centre gripping subassembly is all installed to the connecting plate bottom, the centre gripping subassembly is used for the fixed cement packaging bag of centre gripping to use.

Preferably, the centre gripping subassembly still includes cylinder four, gear two, splint and fixed axle, cylinder four arranges in the one end that cement packagine machine was kept away from to the connecting plate, cylinder four's output is equipped with the rack, a pair of fixed axle, two are installed through the bearing in the bottom of connecting plate splint, two have all equidistant even arranged on the lateral wall of fixed axle splint, two fixed epaxial splint symmetrical arrangement, two the one end that the fixed axle is close to cylinder four all is equipped with gear two, two fixed epaxial gear two-phase meshing, and rack slope arrange and mesh with one of them gear mutually.

Preferably, the centre of a circle of the circle that the fixing base formed is unanimous with cement packaging machine's axle center position, and the radian of fixing base is greater than the radian between two adjacent discharging pipes on the cement packaging machine, and the radian of spout is less than the radian between two adjacent discharging pipes on the cement packaging machine.

Preferably, the cross sections of the sliding groove and the sliding block are both in a T shape.

Preferably, the second motor is a forward and reverse rotating motor.

Preferably, the distance between the two mounting grooves on the fixing seat is not less than 50cm, and the stroke of the second air cylinder is not less than 25 cm.

Preferably, the distance between the fixing plate and the side wall of the cement packaging machine is larger than the width of the cement bag group.

Preferably, the connecting rod is consistent with the connecting plate in length, and the fixing blocks on the connecting rod and the clamping plates on the fixing shaft are arranged in a staggered mode.

Compared with the prior art, the beneficial effects of the utility model are that:

1: the utility model discloses a be equipped with circular-arc fixing base and last fly leaf and lower fly leaf in cement packaging machine's the outside to utilize to go up fly leaf and lower fly leaf and realize making the slash pocket of cement wrapping bag, compare in traditional artifical slash pocket and avoided the harm to operating personnel, reduced intensity of labour, compare in current rocking arm formula slash pocket device, area is less, the activity space that the slash pocket used is littleer, the security in the use is better, the slash pocket mode is more accurate high-efficient, and the structure is simple more stable.

2: the utility model has the advantages that the clamping components for the inserting bags are respectively arranged on the upper movable plate and the lower movable plate, the protection plate is welded at one end of the fixing seat, on one hand, the upper movable plate is matched with the lower movable plate, the intermittent reciprocating type is used for inserting the bags into the cement packaging bags, when the clamping components at the upper movable plate part are used for inserting the bags, the lower movable plate is used for clamping and fixing the cement packaging bags and preparing the next inserting bags, otherwise, when the lower movable plate is used for inserting the bags, the upper movable plate is also used for preparing the next inserting bags, the working efficiency and the using effect of the inserting bags of the cement packaging bags are increased, the mutual action of the double clamping components avoids the defect of frequently using a single inserting bag mechanism, the service life of the device is prolonged, on the other hand, the use of the protection plate enables the upper movable plate or the lower movable plate to move all the time at the inner sides of the fixing seat and the protection plate in the moving process, the safety and the stability of the device are improved.

3: the upper movable plate and the lower movable plate are respectively driven by the two motors II, so that the use stability of the device is improved, the rotating speed of the single motor II is convenient to adjust, the moving frequency of the upper movable plate or the lower movable plate is adjusted, the cement packaging machine with different rotating speeds is convenient to use, the influence of mutual movement of the upper movable plate and the lower movable plate is avoided, the purpose that the single movable plate can be used for inserting bags can be achieved by adjusting the rotating speed of the motor II, and the use stability and the anti-interference performance of the device are improved.

Drawings

Fig. 1 is a schematic view of the top view of the internal structure of the present invention;

FIG. 2 is a front view of the fixing base of the present invention;

FIG. 3 is a schematic view of the inner structure of the upper and lower movable plates of the present invention in front view;

FIG. 4 is a schematic view of the front view of the inner structure of the clamping assembly of the present invention;

FIG. 5 is a schematic side view of the clamping assembly of the present invention;

fig. 6 is a schematic side view of the fixing rod of the present invention.

In the figure: 1. an upper movable plate; 2. fixing the rod; 3. a cement packaging machine; 4. a fixing plate; 5. a movable plate is lowered; 6. gear teeth; 7. a fixed seat; 8. a slide base; 9. a slider; 10. a second motor; 11. a cement bag set; 12. a fixed mount; 13. a first motor; 14. a conveyor belt; 15. a protection plate; 16. a second air cylinder; 17. a first cylinder; 18. mounting grooves; 19. a first gear; 20. a movable groove; 21. a fixed block; 22. a suction cup; 23. a connecting plate; 24. a clamping assembly; 25. a cylinder IV; 26. a gear; 27. a splint; 28. a fixed shaft; 29. a rack; 30. a connecting rod; 31. and a third air cylinder.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-6, the present invention provides an embodiment: the utility model provides a pocket inserting mechanism for rotation cement packaging machine, including cement packaging machine 3 and cement bag group 11, one side of cement packaging machine 3 is equipped with mount 12, the inside horizontal installation of mount 12 has conveyer belt 14, install motor 13 on mount 12, motor 13 is used for driving conveyer belt 14 and rotates, and conveyer belt 14 perpendicular to cement packaging machine 3 arranges, make the cement packaging bag sack of placing in the 14 upper surface of conveyer belt just right cement packaging machine 3, be convenient for get the bag and the pocket use, cement bag group 11 is placed in the upper surface of conveyer belt 14, mount 12 is close to the vertical upwards installing cylinder 17 in one side of 3 one end lateral walls of cement packaging machine, be used for driving sucking disc 22 to go up and down, the output of cylinder 17 extends to conveyer belt 14 top and welds dead lever 2, dead lever 2 perpendicular to cylinder 17 arranges, the one end that cylinder 17 was kept away from to dead lever 2 extends to conveyer belt 14 and keeps away from cylinder 17 one side directly over position department and welds one side and welds A connecting rod 30 is connected, the connecting rod 30 is perpendicular to the fixing rod 2 and is arranged in parallel to the fixing frame 12, one side of the connecting rod 30, far away from the fixing rod 2, is uniformly welded with fixing blocks 21 at equal intervals, the fixing blocks 21 on the connecting rod 30 are arranged in a comb-tooth shape, the bottom ends of the fixing blocks 21 are all provided with suckers 22 for sucking and fixing the bag mouth, the bag mouth is kept to be opened in the lifting process, a fixing seat 7 is welded at the top of the fixing frame 12, the fixing seat 7 is arc-shaped, the circle center of a circle formed by the fixing seat 7 is consistent with the axis position of the cement packing machine 3, the radian of the fixing seat 7 is larger than the radian between two adjacent discharge pipes on the cement packing machine 3, the radian of the sliding chute 8 is smaller than the radian between the two adjacent discharge pipes on the cement packing machine 3, one end of the fixing seat 7 is positioned right above the fixing frame 12, and one end of the fixing seat 7, which is close to the fixing frame 12, is welded with a protection plate 15, the protection plate 15 is arc-shaped, the safety and the anti-collision performance in the using process are improved, the upper end and the lower end of the outer side wall of the fixed seat 7, which are close to the cement packing machine 3, are respectively provided with a mounting groove 18, the upper end of the outer side wall of the fixed seat 7, which is close to the cement packing machine 3, is slidably connected with an upper movable plate 1, the lower end of the outer side wall of the fixed seat 7, which is close to the cement packing machine 3, is slidably connected with a lower movable plate 5, the lower movable plate 5 and the upper movable plate 1 are both arc-shaped, the upper movable plate 1 and the lower movable plate 5 are both matched with the mounting groove 18, the upper end and the lower end of the inner part of the fixed seat 7 at the mounting groove 18 are both provided with sliding chutes 8, the sliding chutes 8 and the sliding blocks 9 are both in T-shaped cross sections, the gear teeth 6 are uniformly arranged at the ends, which are close to each other, of the upper movable plate 1 and the lower movable plate 5, a pair of second motors 10 are symmetrically installed on the outer side wall of the fixed seat 7 on one side, close to each other, of the upper movable plate 1 and the lower movable plate 5, the second motors 10 are positive and negative rotating motors, the output ends of the two second motors 10 extend into the fixed seat 7 and are provided with first gears 19, the first gears 19 at the output ends of the two second motors 10 are respectively meshed with gear teeth 6 at the positions of the upper movable plate 1 and the lower movable plate 5, the upper movable plate 1 and the lower movable plate 5 are respectively driven by the second motors 10, when a bag inserting component at one position of the upper movable plate 1 or the lower movable plate 5 is damaged, the other one of the upper movable plate 1 or the lower movable plate 5 can be used for bag inserting continuously, the use of non-stop bag inserting is facilitated, a second air cylinder 16 is vertically installed on one side, far away from the top end of the upper movable plate 1 and the bottom end of the lower movable plate 5, the distance between the two installation grooves 18 on the fixed seat 7 is not less than 50cm, and the stroke of the second air cylinder 16 is not less than 25cm, the clamping components 24 at the positions of the upper movable plate 1 and the lower movable plate 5 are not affected each other in the moving process, the output end of the second air cylinder 16 penetrates through the upper movable plate 1 and the lower movable plate 5 respectively and is fixed with the fixed plate 4, the distance between the fixed plate 4 and the side wall of the cement packing machine 3 is larger than the width of the cement bag set 11, the upper end and the lower end of the fixed seat 7 are provided with movable grooves 20 matched with the second air cylinder 16, the fixed plate 4 is arranged perpendicular to the inner side wall of the fixed seat 7, the top of the fixed plate 4 is provided with a third air cylinder 31, the third air cylinder 31 is arranged parallel to the fixed plate 4, the output end of the third air cylinder 31 is welded with a connecting plate 23, the connecting plate 23 is positioned under the fixed plate 4 and is arranged parallel to the fixed plate 4, a connecting block is welded between the connecting plate 23 and the output end of the third air cylinder 31, the bottom of the connecting plate 23 is provided with the clamping components 24, and the clamping components 24 are used for clamping and fixing the cement packing bags, the clamping assembly 24 further comprises a cylinder four 25, a gear two 26, a clamping plate 27 and a fixing shaft 28, the cylinder four 25 is arranged at one end, far away from the cement packaging machine 3, of the connecting plate 23, a rack 29 is arranged at the output end of the cylinder four 25, a pair of fixing shafts 28 are mounted at the bottom of the connecting plate 23 through bearings, the clamping plates 27 are uniformly arranged on the outer side walls of the two fixing shafts 28 at equal intervals, the clamping plates 27 on the two fixing shafts 28 are symmetrically arranged, the connecting rod 30 is identical to the connecting plate 23 in length, the fixing blocks 21 on the connecting rod 30 and the clamping plates 27 on the fixing shafts 28 are arranged in a staggered mode, the gear two 26 are arranged at one ends, close to the cylinder four 25, of the two fixing shafts 28, the gear two 26 on the two fixing shafts 28 are meshed, and the rack 29 is obliquely arranged and meshed with one gear 26.

The working principle is as follows: when in use, the external power supply air pump is used for rightly arranging the fixed frame 12 to ensure that the arc center of the fixed seat 7 is coincided with the axis of the cement packing machine 3, the cement bag set 11 to be sleeved on the discharge port of the cement packing machine 3 is placed on the conveyor belt 14, the conveyor belt 14 is driven to rotate by the first motor 13, so that the cement bag set 11 is moved to the position right below the fixed rod 2 for the clamping component 24 to take bags, the two motors 10 on the fixed seat 7 are started to simultaneously rotate forwards and backwards, the first gear 19 at the output end of the second motor 10 is matched with the gear teeth 6 to drive the upper movable plate 1 and the lower movable plate 5 to reciprocate along opposite directions all the time, the second cylinder 16 is used for driving the clamping component 24 to lift in the movement process, the clamping component 24 at the position of the upper movable plate 1 or the lower movable plate 5 rotating along the same direction of the cement packing machine 3 is kept aligned with the discharge port on the cement packing machine 3, and controlling the cylinder I17 to stretch and retract in a reciprocating manner to drive the fixed rod 2 and the sucker 22 to lift in a reciprocating manner, controlling the height of the cylinder I17 after rising to be consistent with the height of a discharge hole on the cement packaging machine 3, enabling the sucker 22 to suck the bag mouth part of the cement bag set 11 after the cylinder I17 descends, when inserting bags, assuming that the upper movable plate 1 of the cement packaging machine and the cement packaging machine 3 rotate in the same direction, the lower movable plate 5 rotates in the opposite direction of the cement packaging machine 3, when the clamping assembly 24 at the position of the upper movable plate 1 moves to the position of the sucker 22, the motor II 10 stops for a short time, because the sucker 22 and the clamping plate 27 on the clamping assembly 24 are arranged in a staggered manner, the clamping plate 27 on the two fixed shafts 28 can be contracted by using the cylinder IV 25 to drive the clamping plate 27 on the two fixed shafts 28 to be mutually attached to clamp and fix the bag mouth part of the cement packaging bag sucked and lifted by the sucker 22, and the cylinder II 16 at the position of the upper movable plate 1 after clamping and fixing plate drives the clamping assembly 24 and the cement packaging bag to rise, after the cement packaging bag clamping device ascends, the clamping component 24 is higher than the height of the discharge port, the motor II 10 is used for driving the upper movable plate 1 to rotate along the reverse direction of the cement packaging machine 3, the cylinder I17 sucks the cement packaging bag again and ascends to reset for the clamping component 24 at the position of the lower movable plate 5 to be used for next bag taking, as the motor II 10 stops for a short time in the bag taking process, the lower movable plate 5 is aligned with the discharge port on the cement packaging machine 3 at the moment and rotates along the same direction of the cement packaging machine 3, the cylinder III 31 is used for stretching the cement packaging bag clamped on the clamping component 24 at the position of the lower movable plate 5 to be inserted on the discharge port of the cement packaging machine 3 in the process that the clamping component 24 at the position of the lower movable plate 5 moves to the position of the suction disc 22 to clamp the cement packaging bag, and then the cylinder III 31 at the position of the lower movable plate 5 is used for driving the cement packaging bag clamping device to descend to be lower than the height of the discharge port and rotate along the reverse direction along with the readjustment of the rotation direction of the motor II 10 And rotating to insert the bag for the next adjacent second discharge port, rotating the upper movable plate 1 again in the same direction of the cement packaging machine 3 in the rotation process of the lower movable plate 5, keeping the height of the clamping assembly 24 consistent with that of the discharge port by using the second air cylinder 16 in the rotation process to complete the bag insertion of the cement packaging bag, and repeating the steps so as to realize the continuous bag insertion of the cement packaging bag by using the upper movable plate 1 and the lower movable plate 5 alternately.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims (8)

1. The utility model provides a pocket inserting mechanism for rotation cement packaging machine, includes cement packaging machine (3) and cement bag group (11), its characterized in that: one side of the cement packaging machine (3) is provided with a fixing frame (12), a conveyor belt (14) is horizontally arranged inside the fixing frame (12), a first motor (13) is installed on the fixing frame (12), the first motor (13) is used for driving the conveyor belt (14) to rotate, the conveyor belt (14) is perpendicular to the cement packaging machine (3) to be arranged, the cement bag set (11) is placed on the upper surface of the conveyor belt (14), a first cylinder (17) is vertically and upwards installed on one side, close to the outer side wall of one end of the cement packaging machine (3), of the fixing frame (12), the output end of the first cylinder (17) extends to the upper portion of the conveyor belt (14) and is welded with a fixing rod (2), the fixing rod (2) is perpendicular to the first cylinder (17) to be arranged, one end, far away from the first cylinder (17), of the fixing rod (2) extends to the conveyor belt (14), the connecting rod (30) is perpendicular to the fixing rod (2) and is parallel to the fixing frame (12) to be arranged, one side, away from the fixing rod (2), of the connecting rod (30) is evenly welded with fixing blocks (21) at equal intervals, the fixing blocks (21) on the connecting rod (30) are arranged in a comb-tooth shape, suckers (22) are installed at the bottom ends of the fixing blocks (21), fixing seats (7) are welded at the top of the fixing frame (12), the fixing seats (7) are arc-shaped, one ends of the fixing seats (7) are located at positions right above the fixing frame (12), protection plates (15) are welded at one ends, close to the fixing frame (12), of the fixing seats (7), the protection plates (15) are arc-shaped, mounting grooves (18) are formed in the upper ends and the lower ends, close to one side of the cement packaging machine (3), of the outer side walls of the fixing seats (7) are connected with an upper movable plate (1) in a sliding mode, the lower end of the outer side wall of the fixing seat (7) close to one side of the cement packing machine (3) is connected with a lower movable plate (5) in a sliding mode, the lower movable plate (5) and the upper movable plate (1) are arc-shaped, the upper movable plate (1) and the lower movable plate (5) are matched with the mounting groove (18), the upper end and the lower end of the inside of the fixing seat (7) at the position of the mounting groove (18) are provided with sliding grooves (8), the sliding grooves (8) are communicated with the mounting groove (18), sliding blocks (9) matched with the sliding grooves (8) are arranged on the upper movable plate (1) and the lower movable plate (5), gear teeth (6) are uniformly arranged at one end, close to each other, of the upper movable plate (1) and the lower movable plate (5), on the outer side wall of the fixing seat (7) close to one side of each other, of the upper movable plate (1) and the lower movable plate (5), a pair of motors (10) are symmetrically arranged, the output ends of the two motors II (10) extend into the fixed seat (7) and are provided with first gears (19), the first gears (19) at the output ends of the two motors II (10) are respectively meshed with gear teeth (6) at the positions of the upper movable plate (1) and the lower movable plate (5), one sides, far away from each other, of the top end of the upper movable plate (1) and the bottom end of the lower movable plate (5) are respectively and vertically provided with second cylinders (16), the output ends of the second cylinders (16) respectively penetrate through the upper movable plate (1) and the lower movable plate (5) and are fixedly provided with fixed plates (4), the upper end and the lower end of the fixed seat (7) are respectively provided with movable grooves (20) matched with the second cylinders (16), the fixed plates (4) are arranged perpendicular to the inner side wall of the fixed seat (7), third cylinders (31) are arranged at the top of the fixed plates (4), and the third cylinders (31) are arranged parallel to the fixed plates (4), the output welding of three (31) of cylinder has connecting plate (23), connecting plate (23) are located under fixed plate (4) and are on a parallel with fixed plate (4) and arrange, and the welding has the connecting block between the output of connecting plate (23) and three (31) of cylinder, centre gripping subassembly (24) are all installed to connecting plate (23) bottom, centre gripping subassembly (24) are used for the fixed cement package bag of centre gripping to use.

2. The bag inserting mechanism for the rotary cement packaging machine as claimed in claim 1, wherein: centre gripping subassembly (24) still includes cylinder four (25), gear two (26), splint (27) and fixed axle (28), the one end of keeping away from cement packagine machine (3) is arranged in connecting plate (23) in cylinder four (25), the output of cylinder four (25) is equipped with rack (29), a pair of fixed axle (28), two are installed through the bearing in the bottom of connecting plate (23) the equal interval has evenly arranged splint (27), two on the lateral wall of fixed axle (28) splint (27) symmetrical arrangement on fixed axle (28), two the one end that fixed axle (28) is close to cylinder four (25) all is equipped with gear two (26), two gear two (26) mesh mutually on fixed axle (28), and rack (29) slope is arranged and meshes mutually with one of them gear two (26).

3. The bag inserting mechanism for the rotary cement packaging machine as claimed in claim 1, wherein: the centre of a circle of fixing base (7) formation circle is unanimous with the axle center position of cement packagine machine (3), and the radian of fixing base (7) is greater than the radian between two adjacent discharging pipes on cement packagine machine (3), and the radian of spout (8) is less than the radian between two adjacent discharging pipes on cement packagine machine (3).

4. The bag inserting mechanism for the rotary cement packaging machine as claimed in claim 1, wherein: the cross sections of the sliding chute (8) and the sliding block (9) are T-shaped.

5. The bag inserting mechanism for the rotary cement packaging machine as claimed in claim 1, wherein: the second motor (10) is a forward and reverse rotating motor.

6. The bag inserting mechanism for the rotary cement packaging machine as claimed in claim 1, wherein: the distance between the two mounting grooves (18) on the fixing seat (7) is not less than 50cm, and the stroke of the second air cylinder (16) is not less than 25 cm.

7. The bag inserting mechanism for the rotary cement packaging machine as claimed in claim 1, wherein: the distance between the fixing plate (4) and the side wall of the cement packaging machine (3) is larger than the width of the cement bag set (11).

8. The bag inserting mechanism for rotary cement packaging machine as claimed in claim 2, wherein: the connecting rod (30) is consistent with the connecting plate (23) in length, and the fixing blocks (21) on the connecting rod (30) and the clamping plates (27) on the fixing shaft (28) are arranged in a staggered mode.

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