CN210853115U - Chain type sheet feeding mechanism of paper diaper packaging machine - Google Patents

Abstract

The utility model relates to the technical field of a chain type piece feeding accessory device, in particular to a chain type piece feeding mechanism of a paper diaper packaging machine; the conveying device comprises two groups of conveying chains, a conveying steel belt, two groups of conveying rollers, two groups of driving shafts and a bottom plate, wherein two groups of fixing rods are arranged at the left end and the right end of the top of the bottom plate in the front and back directions, the inner sides above the four groups of fixing rods are connected with fixing disks, through holes are formed in the four groups of fixing disks in the front and back directions, chain wheels are fixedly sleeved at the front and back sides of the two groups of conveying rollers, and the conveying device; still include base, regulating plate, screwed pipe and threaded rod, base top center is provided with the bearing frame to rotatable ball bearing that is fixed with in the inside of bearing frame, base top left side is provided with the riser, still includes first bevel gear, second bevel gear, handle, left side spliced pole, well spliced pole and right side spliced pole, and horizontal intercommunication is provided with first logical groove on the riser, and it has first ball group to lead to the rotatable being fixed with of inside wall in first logical groove.

Description

Chain type sheet feeding mechanism of paper diaper packaging machine

Technical Field

The utility model relates to a chain send the technical field of piece auxiliary device, especially relate to a panty-shape diapers packagine machine's chain send piece mechanism.

Background

As is well known, a chain type sheet feeding mechanism of a diaper packaging machine is an auxiliary device which is used for conveying and feeding a product to enable the product to be better used subsequently in the using process of the diaper packaging machine, and is widely used in the field of chain type sheet feeding; the chain type sheet feeding mechanism of the prior paper diaper packaging machine comprises two groups of conveying chains, conveying steel belts, two groups of transmission rollers, two groups of driving shafts and a bottom plate, wherein the left end and the right end of the top of the bottom plate are respectively provided with two groups of fixing rods in the front and back directions, the inner sides above the four groups of fixing rods are respectively connected with a fixing disc, the four groups of fixing discs are respectively provided with a through hole in the front and back directions, the front and back ends of the driving shaft positioned on the left side respectively penetrate through the two groups of through holes positioned on the left side and respectively extend to the outer sides of the two groups of fixing discs positioned on the right side, the two groups of transmission rollers are respectively fixedly sleeved on the outer sides of the two groups of driving shafts, the front and back sides of the two groups of transmission rollers are respectively, the transmission device comprises a front transmission chain, a rear transmission chain, a supporting seat, a supporting table, a motor and a transmission shaft, wherein the front transmission chain is arranged at two groups of chain wheels at the front side, the rear transmission chain is arranged at two groups of chain wheels at the rear side, the supporting seat is arranged at the front side of a fixed rod at the right front side, the supporting table is arranged at the top end of the supporting seat, the motor is arranged at the top end of the supporting table, and the front end and the rear end of the transmission shaft are respectively connected with the output end; when the chain type sheet feeding mechanism of the existing paper diaper packaging machine is used, a motor is started, the motor drives a driving shaft on the right side of a transmission shaft to rotate, the driving shaft is matched with a transmission steel belt to transmit materials, the transmission steel belt is enabled to move periodically, the materials are placed on the transmission steel belt and enabled to move, the motor is a common electric device in the market, a stable power-off self-locking mechanism and an angle accurate adjusting mechanism are arranged when the paper diaper packaging machine is bought back, the paper diaper packaging machine can be used only by being electrically connected according to a bought back instruction when the paper diaper packaging machine is bought back, and connecting wires can be used as long as the reasonable wiring of work can be; the chain type sheet feeding mechanism of the existing paper diaper packaging machine is found in use, the whole conveying height is fixed, and the chain type sheet feeding mechanism cannot be conveniently adjusted according to the current use requirement, so that the adaptability is poor, and the practicability is low.

SUMMERY OF THE UTILITY MODEL

In order to solve the technical problem, the utility model provides a piece mechanism is sent to its chain that wholly carries the height can conveniently adjust according to the use needs at present to improve its adaptability, strengthen the practicality's panty-shape diapers packagine machine.

The utility model discloses a chain type sheet feeding mechanism of a paper diaper packaging machine, which comprises two groups of conveying chains, a conveying steel belt, two groups of transmission rollers, two groups of driving shafts and a bottom plate, wherein the left end and the right end of the top of the bottom plate are respectively provided with two groups of fixed rods in the front-back direction, the inner sides above the four groups of fixed rods are respectively connected with a fixed disk, the center of the four groups of fixed disks is respectively provided with a through hole in the front-back direction, the two groups of transmission rollers are respectively fixedly sleeved outside the two groups of driving shafts, the front sides and the back sides of the two groups of transmission rollers are respectively fixedly sleeved with a chain wheel, the two groups of conveying chains and the conveying steel belt are respectively connected end to end, the front sides and the back sides of the conveying steel belt are respectively connected with the two groups of conveying chains, the conveying chain transmission arranged at, the supporting table is arranged at the top end of the supporting seat, the motor is arranged at the top end of the supporting table, and the front end and the rear end of the transmission shaft are respectively connected with the output end at the rear side of the motor and the front end of the driving shaft at the right side; the screw thread pipe comprises a base, an adjusting plate, a screw thread pipe and a screw thread rod, wherein a bearing seat is arranged at the center of the top end of the base, a ball bearing is rotatably fixed in the bearing seat, the bottom end of the screw thread pipe is in interference fit with the inside of the ball bearing, the bottom end of the screw thread rod is screwed into the inside of the top end of the screw thread pipe, the top end of the screw thread rod is connected with the center of the bottom end of the adjusting plate, a vertical plate is arranged on the left side of the top end of the base, the screw thread pipe further comprises a first bevel gear, a second bevel gear, a handle, a left connecting post, a middle connecting post and a right connecting post, the first bevel gear is fixedly sleeved outside the screw thread pipe, the second bevel gear is positioned on the right side of the vertical plate and is meshed with the first bevel gear, the left end of the left connecting post is, the right end of the middle connecting column penetrates through the first ball group and extends out of the right side of the vertical plate.

Preferably, still include pivot and two sets of pulleys, regulating plate top middle part is provided with rotates the groove, and the pivot bottom is provided with the rotor plate, and the rotor plate is located and rotates inslot portion, and the rotor plate can rotate the groove relatively and rotatory, and the top of two sets of pulleys is connected with bottom plate bottom left side and right side respectively, and the bottom of two sets of pulleys all pastes the close contact with the regulating plate top.

Preferably, still include slip wheelset, spacing ring and gag lever post group, the gag lever post cover is established in the transmission shaft outside, and gag lever post group one end is connected with the gag lever post, and the gag lever post group other end is connected with a supporting bench lateral wall, and slip wheelset one end is connected with the gag lever post inboard, and the slip wheelset other end pastes the contact with the transmission shaft outside.

Preferably, the telescopic device further comprises four groups of upper connecting blocks, four groups of first telescopic pipes, four groups of first lower connecting blocks, the top ends of the four groups of upper connecting blocks are respectively arranged on the left front side, the right front side, the left rear side and the right rear side of the bottom end of the adjusting plate, one ends of the four groups of first telescopic pipes are respectively connected with the four groups of upper connecting blocks, the other ends of the four groups of first telescopic pipes are respectively connected with the four groups of lower connecting blocks, the four groups of first telescopic pipes are respectively sleeved on the outer sides.

Preferably, the iron plate also comprises eight groups of upper connecting columns, eight groups of second sleeve springs, eight groups of second telescopic pipes, eight groups of lower connecting columns, a circular iron plate and a circular iron-absorbing stone plate, wherein the top ends of the eight groups of upper connecting columns are respectively arranged at the left front side, the middle front side, the right front side, the left middle side, the right middle side, the left rear side, the left middle side and the right rear side of the bottom end of the circular iron plate, one ends of the eight groups of second sleeve springs and the eight groups of second telescopic pipes are respectively connected with the eight groups of upper connecting columns, the other ends of the eight groups of second sleeve springs and the eight groups of second telescopic pipes are respectively connected with the eight groups of lower connecting columns, the eight groups of lower connecting columns are respectively arranged at the top ends of the adjusting plates, second through grooves are longitudinally arranged on the circular iron plate, second ball groups are rotatably fixed on the inner side walls of the second through grooves, the top ends of rotating shafts penetrate through the second ball groups and extend to the upper part of the circular iron plate to be connected, the circular iron-absorbing stone plate is arranged at the center of the bottom end of the bottom plate, and the circular iron plate and the circular iron-absorbing stone plate are mutually adsorbed.

Preferably, four groups of through-hole inboards all can be rotated and be fixed with third ball group, both ends pass respectively and stretch out respectively to being located the left two sets of third ball group and stretch out respectively to being located the left two sets of fixed disks outsides of left side around being located left drive shaft, both ends pass respectively and stretch out respectively to being located the right side two sets of third ball group and stretch out respectively to being located the right side two sets of fixed disks outsides of right side around being located the drive shaft on right side, two sets of drive shaft front and back both sides are all fixed the cover and are equipped with the holding ring, four sets of holding rings contact with four sets of fixed disks outsides respectively, four sets of fixed disks inboards all are provided with the roller train, be located.

Preferably, two sets of spacing rings are fixedly sleeved on the outer side of the middle connecting column, spacing wheel sets are arranged on the inner sides of the two sets of spacing rings, and the two sets of spacing wheel sets are respectively in close contact with the left side and the right side of the vertical plate.

Preferably, a reinforcing frame group is connected between the motor and the top end of the support table.

Compared with the prior art, the beneficial effects of the utility model are that: can carry out longitudinal movement through rotating the regulating plate that the screwed pipe drove on the threaded rod, whole transport height can conveniently be adjusted according to using needs at present, thereby improve its adaptability, the reinforcing practicality, can make it drive the second bevel gear on the spliced pole of the right side to rotate through manual rotation handle, first bevel gear rotates thereupon on the basis of meshing, it is more convenient to make the screwed pipe rotate, the spliced pole rotates more in the assistance of first ball group, reduce frictional force, the convenient supporting effect that improves of self wall thickness of riser.

Drawings

Fig. 1 is a schematic structural diagram of the present invention;

FIG. 2 is a schematic view showing a structure in which a transfer roller, a driving shaft and a fixed disk are coupled;

FIG. 3 is a left side view of the support base, support table and motor connection;

FIG. 4 is an enlarged partial view of portion A of FIG. 1;

FIG. 5 is an enlarged view of part B of FIG. 1;

in the drawings, the reference numbers: 1. a conveyor chain; 2. a transfer roller; 3. a drive shaft; 4. a base plate; 5. fixing the rod; 6. fixing the disc; 7. a sprocket; 8. a supporting seat; 9. a support table; 10. a motor; 11. a drive shaft; 12. a base; 13. an adjusting plate; 14. a threaded pipe; 15. a threaded rod; 16. a vertical plate; 17. a first bevel gear; 18. a second bevel gear; 19. a handle; 20. a middle connecting column; 21. a rotating shaft; 22. a pulley; 23. a rotating sheet; 24. a sliding wheel set; 25. a limiting ring; 26. a limit rod group; 27. a first set of springs; 28. a second set of springs; 29. a circular iron plate; 30. a circular magnet slab; 31. a positioning ring; 32. a roller set; 33. a limiting ring; 34. a limiting wheel set; 35. and a reinforcing frame group.

Detailed Description

The following detailed description of the embodiments of the present invention is provided with reference to the accompanying drawings and examples. The following examples are intended to illustrate the invention, but are not intended to limit the scope of the invention.

As shown in figures 1 to 5, the utility model discloses a panty-shape diapers packagine machine's chain send piece mechanism, including two sets of transfer chain 1, the conveying steel band, two sets of transmission rollers 2, two sets of drive shaft 3 and bottom plate 4, all be provided with two sets of dead lever 5 to bottom plate 4 top left end and right-hand member before and after, four group's dead lever 5 top inboards all are connected with fixed disk 6, four group's fixed disk 6 centers front and after all are provided with the through-hole, two sets of transmission rollers 2 fixed cover respectively is in two sets of drive shaft 3 outsides, two sets of transmission rollers 2 front and back both sides all fixed the cover be equipped with sprocket 7, two sets of transfer chain 1 and conveying steel band all end to end connection, the conveying steel band front and back both sides are connected with two sets of transfer chain 1 respectively, the transmission of transfer chain 1 that is located the front side is installed in two sets of sprocket, The supporting seat 8 is arranged on the front side of the fixing rod 5 located on the right front side, the supporting seat 9 is arranged at the top end of the supporting seat 8, the motor 10 is arranged at the top end of the supporting seat 9, and the front end and the rear end of the transmission shaft 11 are respectively connected with the output end of the rear side of the motor 10 and the front end of the driving shaft 3 located on the right side; the automatic conveying device also comprises a base 12, an adjusting plate 13, a threaded pipe 14 and a threaded rod 15, wherein a bearing seat is arranged at the center of the top end of the base 12, a ball bearing is rotatably fixed in the bearing seat, the bottom end of the threaded pipe 14 is in interference fit with the inside of the ball bearing, the bottom end of the threaded rod 15 is screwed into the top end of the threaded pipe 14, the top end of the threaded rod 15 is connected with the center of the bottom end of the adjusting plate 13, a vertical plate 16 is arranged on the left side of the top end of the base 12, the adjusting plate 13 on the threaded rod 15 is driven to longitudinally move by rotating the threaded pipe 14, the whole conveying height can be conveniently adjusted according to the current use requirement, so that the adaptability of the automatic conveying device is improved, the automatic conveying device also comprises a first bevel gear 17, a second bevel gear 18, a handle 19, a left connecting column, a, the left end of a left connecting column is connected with the center of the right side of a handle 19, the left end and the right end of a middle connecting column 20 are respectively connected with the left connecting column and the right connecting column, the right end of the right connecting column is connected with the center of a second bevel gear 18, a first through groove is transversely communicated with a vertical plate 16, a first ball group is rotatably fixed on the inner side wall of the first through groove, the right end of the middle connecting column 20 passes through the first ball group and extends to the right side of the vertical plate 16, the handle 19 can be manually rotated to drive the second bevel gear 18 on the right connecting column to rotate, the first bevel gear 17 rotates along with the first through groove on the basis of meshing, so that the threaded pipe 14 can more conveniently rotate, the middle connecting column 20 is more smoothly rotated by the aid of the first ball group, the friction force is reduced, the wall thickness of the vertical plate 16 is convenient to improve the supporting effect, the left end, the rotating sheet 23 is positioned in the rotating groove, the rotating sheet 23 can rotate relative to the rotating groove, the top ends of the two groups of pulleys 22 are respectively connected with the left side and the right side of the bottom end of the bottom plate 4, the bottom ends of the two groups of pulleys 22 are tightly contacted with the top end of the adjusting plate 13, the manual rotating of the bottom plate 4 is convenient, the adjustment is more convenient, the adaptability is improved, the two groups of pulleys 22 are convenient to rotate, the supporting effect is improved, the device also comprises a sliding wheel set 24, a limiting ring 25 and a limiting rod set 26, the limiting ring 25 is sleeved on the outer side of the transmission shaft 11, one end of the limiting rod set 26 is connected with the limiting ring 25, the other end of the limiting rod set 26 is connected with the side wall of the supporting table 9, one end of the sliding wheel set 24 is connected with the inner side of the limiting ring 25, the other end of the sliding wheel set, the sliding wheel set 24 assists rotation to be smoother and improve the supporting effect, and further comprises four groups of upper connecting blocks, four groups of first sleeve springs 27, four groups of first telescopic pipes and four groups of lower connecting blocks, the top ends of the four groups of upper connecting blocks are respectively arranged at the left front side, the right front side, the left rear side and the right rear side of the bottom end of the adjusting plate 13, one ends of the four groups of first sleeve springs 27 are respectively connected with the four groups of upper connecting blocks, the other ends of the four groups of first sleeve springs 27 are respectively connected with the four groups of lower connecting blocks, the four groups of first sleeve springs 27 are respectively sleeved at the outer sides of the four groups of rotating blocks, the four groups of lower connecting blocks are respectively arranged at the top end of the base 12, the four groups of first sleeve springs 27 are convenient to adjust and improve the supporting effect, the four groups of first telescopic pipes assist the four groups of first sleeve springs 27 to be not easy to distort, the adjusting plate 13 can only move longitudinally and can not rotate along with the threaded pipe 14, the adjusting plate further comprises eight groups of upper connecting columns, eight groups of second sleeve springs 28, eight groups of second telescopic pipes, eight groups of lower connecting columns, a circular iron plate 29 and a circular iron-absorbing stone plate 30, the top ends of the eight groups of upper connecting columns are respectively arranged at the left front side, the middle front side, the right front side, the left middle side, the right middle side, the left rear side, the left middle side and the right rear side of the bottom end of the circular iron plate 29, one ends of the eight groups of second sleeve springs 28 and the eight groups of second telescopic pipes are respectively connected with the eight groups of upper connecting columns, the other ends of the eight groups of second sleeve springs 28 and the eight groups of second telescopic pipes are respectively connected with the eight groups of lower connecting columns which are respectively sleeved at the outer sides of the eight groups of second telescopic pipes, the eight groups of lower connecting columns are respectively arranged at the top end of the adjusting plate 13, second through grooves are longitudinally arranged on the circular iron plate 29, and second ball, the top end of the rotating shaft 21 penetrates through the second ball group and extends out of the round iron plate 29 to be connected with the bottom center of the round iron-absorbing stone plate 30, the round iron-absorbing stone plate 30 is installed at the bottom center of the bottom plate 4, the round iron plate 29 and the round iron-absorbing stone plate 30 mutually adsorb the round iron plate 29 and the round iron-absorbing stone plate 30 mutually so as to facilitate the auxiliary limiting of the rotating shaft 21, when the rotating shaft 21 rotates, the round iron plate 29 is manually extruded to further compress eight groups of second sleeve springs 28, so that the round iron plate 29 and the round iron-absorbing stone plate 30 are not mutually adsorbed any more, the rotating shaft 21 conveniently rotates again, the second telescopic pipe assists the second sleeve springs 28 to be not easy to distort during supporting, the second ball group assists the round iron plate 29 to longitudinally move more smoothly, third ball groups can be rotatably fixed on the inner sides of the four groups of through holes, the front and back ends of the driving shaft 3 positioned on the, the front end and the rear end of the driving shaft 3 on the right side respectively penetrate through the two groups of third ball groups on the right side and respectively extend out of the two groups of fixed disks 6 on the right side, the front and the rear ends of the two groups of driving shafts 3 are respectively and fixedly sleeved with positioning rings 31, the four groups of positioning rings 31 are respectively contacted with the outer sides of the four groups of fixed disks 6, the inner sides of the four groups of fixed disks 6 are respectively provided with roller groups 32, the two groups of roller groups 32 on the left side are respectively and closely contacted with the front and the rear sides of the transmission roller 2 on the left side, the two groups of roller groups 32 on the right side are respectively and closely contacted with the front and the rear sides of the transmission roller 2 on the right side to assist the driving shaft 3 to rotate and to be smoother, the fixed disks 6 limit the driving shaft 3 in the front and rear, two sets of spacing rings 33 inboard all is provided with spacing wheelset 34, and two sets of spacing wheelsets 34 are more smooth and reliable when making things convenient for regulating plate 13 longitudinal movement with the tight spacing wheelset 34 of contact of the subsides of the 16 left and right sides of riser respectively, and spliced pole 20 only rotates and lateral shifting in the assistance of two sets of spacing rings 33, and spacing wheelset 34 is more convenient to rotate and improves the supporting effect, is connected with between motor 10 and the supporting bench 9 top and strengthens 35 set 35 and strengthen 35 set 35 and improve motor 10 installation stability.

The utility model discloses a panty-shape diapers packagine machine's chain send piece mechanism, above the mounting means of all parts, connected mode or the mode that sets up are the welding, riveting or other common mechanical mode, wherein slidable/rotate fixedly promptly for slide/rotate the state under not dropping, sealed intercommunication is sealed when two connecting pieces communicate promptly, and the concrete structure of its all parts, model and coefficient index are its from taking the technique, as long as can reach all can implementing of its beneficial effect, above-mentioned all with electric module and with electric appliance be the common electrical part in market, buy when returning to the use only need connect according to the mutual electricity of the instruction manual that together buy back and can use, and control module is its common from taking the module, the event is no longer repeated here.

The chain type piece feeding mechanism of the paper diaper packaging machine of the utility model has the advantages that under the condition that the reverse explanation is not carried out, the directional terms "up, down, left, right, front, back, inside, and outside, and vertical and horizontal" included in the term merely represent the orientation of the term in the normal use state, or be a trivial term understood by those skilled in the art, and should not be considered as limiting the term, at the same time, the numerical terms "first," "second," and "third," etc. do not denote any particular quantity or order, but rather are used to distinguish one from another, furthermore, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements, but also includes other elements not expressly listed or inherent to such process, method, article, or apparatus.

The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of modifications and variations can be made without departing from the technical principle of the present invention, and these modifications and variations should also be regarded as the protection scope of the present invention.

Claims (8)

1. A chain type sheet feeding mechanism of a paper diaper packaging machine comprises two groups of conveying chains (1), a conveying steel belt, two groups of transmission rollers (2), two groups of driving shafts (3) and a bottom plate (4), wherein the left end and the right end of the top of the bottom plate (4) are respectively provided with two groups of fixing rods (5) in the front and back directions, the inner sides above the four groups of fixing rods (5) are respectively connected with a fixing disc (6), the centers of the four groups of fixing discs (6) are respectively provided with a through hole in the front and back directions, the two groups of transmission rollers (2) are respectively fixedly sleeved with chain wheels (7) in the front and back sides of the two groups of transmission rollers (2), the two groups of conveying chains (1) and the conveying steel belt are respectively connected with the two groups of conveying chains (1) in the front side in an end-to-end manner, the conveying chains (1) in the front side are in transmission mounting at the two groups of chain wheels (7), the support is characterized by further comprising a support seat (8), a support table (9), a motor (10) and a transmission shaft (11), wherein the support seat (8) is arranged on the front side of the fixing rod (5) located on the front right side, the support table (9) is arranged at the top end of the support seat (8), the motor (10) is arranged at the top end of the support table (9), and the front end and the rear end of the transmission shaft (11) are respectively connected with the output end on the rear side of the motor (10) and the front end of the driving shaft; the device is characterized by further comprising a base (12), an adjusting plate (13), a threaded pipe (14) and a threaded rod (15), wherein a bearing seat is arranged at the center of the top end of the base (12), a ball bearing is rotatably fixed in the bearing seat, the bottom end of the threaded pipe (14) is in interference fit with the inside of the ball bearing, the bottom end of the threaded rod (15) is screwed into the inside of the top end of the threaded pipe (14), the top end of the threaded rod (15) is connected with the center of the bottom end of the adjusting plate (13), a vertical plate (16) is arranged on the left side of the top end of the base (12), the device further comprises a first bevel gear (17), a second bevel gear (18), a handle (19), a left connecting column, a middle connecting column (20) and a right connecting column, the first bevel gear (17) is fixedly sleeved on the outer side of the threaded pipe (14), the second bevel gear (18) is positioned on, both ends are connected with left spliced pole and right spliced pole respectively about well spliced pole (20), and right spliced pole right-hand member is connected with second bevel gear (18) center, and horizontal intercommunication is provided with first logical groove on riser (16) to it is rotatable to be fixed with first ball group to lead to the inslot lateral wall in first, and well spliced pole (20) right-hand member passes first ball group and stretches out to riser (16) right side.

2. The chain type sheet feeding mechanism of the diaper packaging machine as claimed in claim 1, further comprising a rotating shaft (21) and two sets of pulleys (22), wherein a rotating groove is formed in the middle of the top end of the adjusting plate (13), a rotating sheet (23) is arranged at the bottom end of the rotating shaft (21), the rotating sheet (23) is located inside the rotating groove, the rotating sheet (23) can rotate relative to the rotating groove, the top ends of the two sets of pulleys (22) are respectively connected with the left side and the right side of the bottom end of the bottom plate (4), and the bottom ends of the two sets of pulleys (22) are respectively in close contact with the top end of the adjusting plate (13).

3. The chain type sheet feeding mechanism of the diaper packaging machine as claimed in claim 2, further comprising a sliding wheel set (24), a limiting ring (25) and a limiting rod set (26), wherein the limiting ring (25) is sleeved outside the transmission shaft (11), one end of the limiting rod set (26) is connected with the limiting ring (25), the other end of the limiting rod set (26) is connected with the side wall of the supporting platform (9), one end of the sliding wheel set (24) is connected with the inner side of the limiting ring (25), and the other end of the sliding wheel set (24) is in close contact with the outer side of the transmission shaft (11).

4. The chain type sheet feeding mechanism of a paper diaper packaging machine as claimed in claim 3, further comprising four sets of upper connecting blocks, four sets of first spring sets (27), four sets of first retractable tubes and four sets of lower connecting blocks, wherein the top ends of the four sets of upper connecting blocks are respectively mounted at the left front side, the right front side, the left rear side and the right rear side of the bottom end of the adjusting plate (13), one ends of the four sets of first spring sets (27) are respectively connected with the four sets of upper connecting blocks, the other ends of the four sets of first spring sets (27) are respectively connected with the four sets of lower connecting blocks, one ends of the four sets of first retractable tubes are respectively connected with the four sets of upper connecting blocks, the other ends of the four sets of first retractable tubes are respectively connected with the four sets of lower connecting blocks, the four sets of first spring sets (27) are respectively sleeved outside the four sets of rotating blocks.

5. The chain type sheet feeding mechanism of a paper diaper packaging machine as claimed in claim 4, further comprising eight sets of upper connecting columns, eight sets of second set springs (28), eight sets of second retractable tubes, eight sets of lower connecting columns, a circular iron plate (29) and a circular iron-absorbing stone plate (30), wherein the top ends of the eight sets of upper connecting columns are respectively mounted on the left front side, the middle front side, the right front side, the left middle side, the right middle side, the left rear side, the left middle side and the right rear side of the bottom end of the circular iron plate (29), one ends of the eight sets of second set springs (28) and the eight sets of second retractable tubes are respectively connected with the eight sets of upper connecting columns, the other ends of the eight sets of second set springs (28) and the eight sets of second retractable tubes are respectively connected with the eight sets of lower connecting columns, the eight sets of second set springs (28) are respectively sleeved outside the eight sets of second retractable tubes, the eight sets of lower connecting columns are respectively mounted on the top end of the adjusting plate (13), and the circular iron plate (29) is longitudinally provided, and the second ball group is rotatably fixed on the inner side wall of the second through groove, the top end of the rotating shaft (21) passes through the second ball group and extends out to the upper part of the circular iron plate (29) to be connected with the bottom center of the circular iron-absorbing stone plate (30), the circular iron-absorbing stone plate (30) is installed at the bottom center of the bottom plate (4), and the circular iron plate (29) and the circular iron-absorbing stone plate (30) are mutually adsorbed.

6. The chain type sheet feeding mechanism of a diaper packaging machine as claimed in claim 5, wherein the inner sides of four sets of through holes are rotatably fixed with a third ball set, the front and rear ends of the driving shaft (3) positioned at the left side respectively penetrate through the two sets of third ball sets positioned at the left side and respectively extend out of the two sets of fixed disks (6) positioned at the left side, the front and rear ends of the driving shaft (3) positioned at the right side respectively penetrate through the two sets of third ball sets positioned at the right side and respectively extend out of the two sets of fixed disks (6) positioned at the right side, positioning rings (31) are fixedly sleeved at the front and rear sides of the two sets of driving shafts (3), the four sets of positioning rings (31) are respectively contacted with the outer sides of the four sets of fixed disks (6), the inner sides of the four sets of fixed disks (6) are respectively provided with roller sets (, the two groups of roller groups (32) on the right side are respectively contacted with the front side and the rear side of the transmission roller (2) on the right side in a clinging manner.

7. The chain type feeding mechanism of diaper packaging machine as claimed in claim 6, wherein two sets of position-limiting rings (33) are fixedly sleeved outside the middle connecting column (20), two sets of position-limiting wheel sets (34) are respectively disposed inside the two sets of position-limiting rings (33), and the two sets of position-limiting wheel sets (34) are respectively in close contact with the left and right sides of the vertical plate (16).

8. The chain type sheet feeding mechanism of a diaper packaging machine as claimed in claim 7, wherein a reinforcing frame set (35) is connected between the motor (10) and the top end of the supporting table (9).

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