CN217744817U - Variable speed transfer mechanism and sanitary product production equipment - Google Patents

Abstract

The utility model discloses a variable speed shifts mechanism and health goods production facility. The variable-speed transfer mechanism comprises a variable-speed transfer disc, a negative pressure adsorption box arranged on the variable-speed transfer disc and a variable-speed mechanism for driving the variable-speed transfer disc to rotate in a variable speed mode, wherein the negative pressure adsorption box comprises a negative pressure channel and a negative pressure head, the outer end face of the negative pressure head is an arc-shaped roller face, a plurality of negative pressure through holes are formed in the outer end face of the negative pressure head, and after the negative pressure head adsorbs a transferred material, the transferred material is driven to be transferred in a variable speed mode under the action of the variable-speed mechanism. The utility model discloses the variable speed shifts the mechanism and can realize the acceleration and deceleration action of negative pressure head, accomplishes the variable speed of core material and shifts, makes the linear velocity match between core material and the product surface course material, reaches the accurate positioning of core material, promotes the product success rate. The utility model discloses production equipment makes the cutting degree of freedom higher through the tangent cooperation that the cavity rotor and the smooth rod sword were engraved on gold or silver, does not need the tool setting, has reduced the installation and debugging degree of difficulty, has shortened installation and debugging time, has improved cutting die utensil life-span, the cost is reduced.

Description

Variable speed transfer mechanism and sanitary product production equipment

Technical Field

The utility model relates to a health goods production facility technical field especially relates to a variable speed shifts mechanism and health goods production facility.

Background

In order to achieve better liquid guiding and storing functions of the existing sanitary product, a layer of small hollow core body structure is usually added on an absorption surface layer. However, when the sanitary product is manufactured, the positioning of the small hollow core body on the absorption surface layer is particularly important, the unqualified quality of the sanitary product can be caused due to the inaccurate positioning, and the rejection rate is improved.

The hollow suction knife roll and the hollow suction knife chisel in the existing production equipment need to be accurate in hole alignment in the installation process, and are high in requirements and high in difficulty. After the hollow suction knife roll is used for a period of time, due to the accumulation of gear meshing errors and the abrasion of the knife, the hollow suction knife roll and the hollow suction knife chisel cannot be completely aligned, the cutting effect is influenced, even the knife mold is damaged, and the service life of the knife mold is shortened. And the small hollow core bodies are directly cut in the existing production equipment and then transferred to the surface layer material of the surface layer conveying unit through the hollow transfer roller. Thus, because there is almost no gap between the small cut-out core pieces, the transfer linear speed of the small cut-out core is 85mm machine speed (piece/min, each piece of the small cut-out core is 85mm in length). The conveying speed of the surface layer material of the surface layer conveying unit is (product length +6 mm) × (sheet/min), and the product length is certainly greater than the length of each sheet of the hollow small core body, so that a large speed difference exists between the conveying speed of the hollow small core body on the hollow transfer roller and the conveying speed of the surface layer material on the surface layer conveying unit, the hollow small core body is easy to run, the positioning is inaccurate, and the rejection rate is increased.

Therefore, it is clear that the above-mentioned existing sanitary product production equipment still has the inconvenience and drawbacks, and further improvement is urgently needed. How to create a new variable speed transfer mechanism and sanitary product production equipment, the variable speed transfer of materials can be smoothly realized through a variable speed negative pressure head, the accurate positioning of the transferred materials is achieved, the dislocation is prevented, the product success rate is improved, and the variable speed transfer mechanism becomes the target of great improvement in the current industry.

SUMMERY OF THE UTILITY MODEL

The to-be-solved technical problem of the utility model is to provide a variable speed shifts mechanism makes it realize smoothly that the material is shifted by the variable speed through variable speed negative pressure head, reaches the accurate positioning of shifting the material, prevents to run the position, promotes the product success rate to overcome current shift mechanism's not enough.

In order to solve the technical problem, the utility model provides a variable speed shifts mechanism, shift the dish and set up including the variable speed negative pressure that the variable speed shifted on the dish adsorbs the box, and drives variable speed shifts a dish variable speed pivoted speed change mechanism, the negative pressure adsorbs the box include with bleed negative pressure passageway and the setting of mechanism intercommunication be in the negative pressure head of negative pressure passageway tip, the outer terminal surface of negative pressure head is the arc roller surface just be equipped with a plurality of negative pressure through-hole on the outer terminal surface, the negative pressure head adsorbs behind the material of being shifted drive under the speed change mechanism effect is shifted the material variable speed.

The negative pressure adsorption box is characterized by further comprising a plurality of nested gradient-arranged variable-speed transfer disks, wherein the variable-speed transfer disks are in one-to-one correspondence transmission with a plurality of variable-speed transmission gears in the variable-speed mechanism, the negative pressure adsorption boxes on the variable-speed transfer disks are arranged in a staggered mode along the radial direction of the circumference, and the outer end faces of the negative pressure heads of the negative pressure adsorption boxes are the same circumference face.

The transmission mechanism is further improved and comprises a servo motor, a synchronizing wheel, a first rotating shaft, a second rotating shaft and a nested transmission mechanism, wherein the servo motor drives the synchronizing wheel to rotate, the synchronizing wheel is fixedly connected with the first rotating shaft, the first rotating shaft and the second rotating shaft are arranged in parallel, a plurality of eccentric gears with different eccentric points are arranged on the first rotating shaft, a plurality of eccentric gears meshed with the eccentric gears on the first rotating shaft one by one are arranged on the second rotating shaft, a plurality of conventional gears fixedly connected with the eccentric gears on the second rotating shaft one by one are further arranged on the second rotating shaft, the nested transmission mechanism comprises a plurality of transmission gears meshed with the conventional gears one by one and provided with transmission shafts, the transmission shafts of the transmission gears are nested in a gradient mode with high inside and low outside, and the transmission shafts serve as a plurality of transmission shafts which drive the negative pressure adsorption boxes on the transmission shafts to rotate in a variable speed mode.

In a further improvement, the transmission shafts are fixedly connected with the variable-speed transfer disks one by one to drive the negative-pressure adsorption boxes on the variable-speed transfer disks to rotate at a variable speed.

In a further improvement, a plurality of the transmission shafts which are arranged in a nested mode are rotatably connected through bearings.

As a further improvement of the utility model, the utility model discloses still provide a health products production facility, production facility includes that core conveying unit, smooth roll sword are carved with gold or silver, cavity rotor, surface course conveying unit and foretell variable speed shift mechanism, smooth roll sword is carved with gold or silver with the tangent and rotation in opposite directions of cavity rotor, core conveying unit is used for conveying the core material to between smooth roll sword is carved with gold or silver and the cavity rotor, the cavity rotor is used for right the core material cutting back, adsorb the little core after the hole will be cut through its inside first negative pressure and shift to the variable speed shift mechanism negative pressure is overhead, negative pressure head is in drive under the variable speed mechanism effect the variable speed of little core shifts and fixes a position extremely on the surface course material of surface course conveying unit conveying.

The improved structure is further characterized by further comprising a second negative pressure adsorption hole and a negative pressure waste adsorption port, wherein the second negative pressure adsorption hole is formed in the hollow knife roll, the negative pressure waste adsorption port is formed in the outer portion of the hollow knife roll, the second negative pressure adsorption hole is used for adsorbing cutting waste of the small core body, and the negative pressure waste adsorption port is used for adsorbing and recycling the cutting waste.

In a further improvement, under the action of the speed change mechanism, when the negative pressure head is in contact with the hollow knife roll, the linear velocity of the negative pressure head is consistent with that of the hollow knife roll, and when the negative pressure head is in contact with the surface layer conveying unit, the linear velocity of the negative pressure head is consistent with that of the surface layer conveying unit.

The linear speed of the negative pressure head when contacting the surface layer conveying unit is higher than that of the negative pressure head when contacting the hollow knife roll.

After adopting such design, the utility model discloses following advantage has at least:

1. the utility model discloses variable speed shifts mechanism drives another epaxial eccentric gear and the rotation of conventional gear difference by fixing a set of eccentric gear in the drive shaft, realizes the acceleration and deceleration action of negative pressure head on the variable speed shifts mechanism to realize the variable speed of material and shift smoothly, realize the matching of the linear velocity between cutting core material and the product surface course material, reach the accurate positioning of transferring the material, prevent the off-position, promote the product success rate.

2. The utility model discloses sanitary goods production facility makes the cutting degree of freedom higher through the tangent cooperation that cavity rotor and smooth rod sword are engraved on gold or silver, does not need the tool setting, has reduced the installation and debugging degree of difficulty, has shortened installation and debugging time, and has improved the cutting die utensil life-span, has reduced equipment cost. When the hollowing is cut continuously in the debugging process, an operator can complete debugging by improving the mode of increasing the pressure by a small amount, and the debugging is simple, convenient and quick.

Drawings

The foregoing is only an overview of the technical solutions of the present invention, and in order to make the technical means of the present invention more clearly understood, the present invention is described in further detail below with reference to the accompanying drawings and the detailed description of the present invention.

Fig. 1 is a schematic structural view of the sanitary product production equipment of the present invention.

Fig. 2 is a schematic structural diagram of a speed change mechanism in the speed change transfer mechanism of the present invention.

Fig. 3 is a schematic structural diagram of the variable speed transfer disc and the negative pressure adsorption box in the variable speed transfer mechanism of the present invention.

Detailed Description

The sanitary product production equipment of the embodiment is described in detail by taking the example that the small hollow core is processed and produced, and the small hollow core is transferred to the surface layer material of the sanitary product after being cut. The small hollow core body can adopt a small core body structure with a through hole in the middle or a small core body structure with a gap in the middle. Specific examples of the processing to produce a small core structure with a through hole in the middle are as follows.

Referring to the attached figure 1, the sanitary product production equipment of the embodiment comprises a smooth roll chisel 1, a core body conveying unit 2, a hollow knife roll 3, a negative pressure waste suction port 4, a variable speed transfer mechanism 5, a glue spraying head 6 and a surface layer conveying unit 7.

The smooth roll cutter chisel 1 and the hollow cutter roll 3 are tangent and rotate oppositely, and the core body conveying unit 2 is used for conveying a core body material between the smooth roll cutter chisel 1 and the hollow cutter roll 3. The hollow knife roll 3 is provided with a hollow knife group and a cutting-off knife group, and the hollow knife roll 3 cuts the core body material when being tangent to the smooth roll knife chisel 1, so that a hollow core body is formed. The inside two sets of negative pressure adsorption holes that are equipped with the negative pressure unit intercommunication that induced drafts of cavity rotor 3, wherein, first negative pressure adsorption hole 31 is used for adsorbing the fashioned fretwork core of cutting, until the fretwork core is close negative pressure head 51 on the variable speed transfer mechanism 5 ends, shifts it to smoothly on the negative pressure head 51 on the variable speed transfer mechanism 5, second negative pressure adsorption hole 32 is arranged in adsorbing the middle of the fretwork core or the cutting waste material of marginal portion, until the cutting waste material is close the negative pressure and inhales useless mouth 4 and ends, shifts it to the negative pressure smoothly and inhales useless mouth 4 and retrieve. Negative pressure head 51 of variable speed transfer mechanism 5 adsorbs accelerate behind the fretwork core shifts until the transfer linear velocity of fretwork core with the surface course material linear velocity that product conveying unit 7 carried is the same, realizes shifting the fretwork core to spout gluey through spouting gluey mouth 6 on the surface course material of product conveying unit 7 conveying, reach the location of fretwork core on the surface course material of product conveying unit 7 conveying and paste, the accurate off-position of location.

Referring to fig. 2 and 3, the speed-changing transfer mechanism 5 in this embodiment includes four speed-changing transfer disks, negative pressure adsorption cassettes a, b, c, and d disposed on the speed-changing transfer disks, and a speed-changing mechanism for driving the speed-changing transfer disks to rotate at variable speeds.

The negative pressure adsorption boxes a, b, c and d respectively comprise a negative pressure channel communicated with the air exhaust mechanism and a negative pressure head 51 arranged at the end part of the negative pressure channel, the outer end face of the negative pressure head 51 is an arc-shaped roller surface, and a plurality of negative pressure through holes are formed in the outer end face of the negative pressure head and used for adsorbing the hollowed-out core body. The four negative pressure heads 51 are arranged in a staggered mode along the radial direction of the circumference, and the outer end faces of the four negative pressure heads are the same circumference face and can rotate tangentially with the hollow knife roll 3. After the negative pressure head 51 adsorbs the hollow core, the transferred material is driven to shift under the action of the speed change mechanism.

The speed change mechanism comprises a servo motor S, a synchronizing wheel T, a first rotating shaft X, a second rotating shaft Y and a nested transmission mechanism, wherein the servo motor S drives the synchronizing wheel T to rotate, the synchronizing wheel T is fixedly connected with the first rotating shaft X, the first rotating shaft X and the second rotating shaft Y are arranged in parallel, namely, the center distance is constant, and as shown in fig. 2, R + R is a constant value. Set up four eccentric gears A1, B1, C1, D1 that the eccentric point is different on the first axis of rotation X, be equipped with on the second axis of rotation Y four with eccentric gears A2, B2, C2, D2 of eccentric gear A1, B1, C1, D1 meshing one by one on the first axis of rotation X, just still be equipped with on the second axis of rotation Y a plurality of respectively with its above eccentric gear A2, B2, C2, D2 one by one fixed connection's conventional gear A3, B3, C3, D3. Thus, the servo motor S drives the synchronizing wheel T to rotate, and further drives the X axis to rotate, the eccentric gears A1, B1, C1, D1 rotate at the same angular speed as the X axis, and the eccentric gears A2, B2, C2, D2 meshed with the Y axis have the same linear speed, that is, A1 and A2, B1 and B2, C1 and C2, and D1 and D2 have the same linear speed. However, due to the different eccentric points of the eccentric gears, the linear velocities of the 4 groups of gears are different, so that the angular velocities of the eccentric gears A2, B2, C2 and D2 on the Y axis are different, and have different angular velocities from the corresponding conventional gears A3, B3, C3 and D3. And each of the regular gears A3, B3, C3, D3 performs a speed change rotation. When the meshing radius R of the eccentric gear on the X shaft is smaller than the meshing radius R of the eccentric gear on the Y shaft, the conventional gear performs deceleration rotation, and when the meshing radius R of the eccentric gear on the X shaft is larger than the meshing radius R of the eccentric gear on the Y shaft, the conventional gear performs acceleration rotation.

The nested transmission mechanism comprises four transmission gears A4, B4, C4 and D4 which are correspondingly meshed with the conventional gears A3, B3, C3 and D3 one by one and are provided with transmission shafts A5, B5, C5 and D5, the transmission shafts A5, B5, C5 and D5 of the transmission gears A4, B4, C4 and D4 are nested according to a gradient mode of high inside and low outside, and every two adjacent transmission shafts are rotatably connected through a bearing. Thus, the four transmission shafts A5, B5, C5, D5 can rotate at variable speed under the action of the conventional gears A3, B3, C3, D3.

In this embodiment, the four transmission shafts A5, B5, C5, and D5 can be directly used as four speed-changing transfer disks, as shown in fig. 3, the negative pressure adsorption boxes a, B, C, and D are respectively fixed on the four transmission shafts A5, B5, C5, and D5, and are driven by the four transmission shafts A5, B5, C5, and D5 to rotate at a variable speed, so as to realize the speed-changing transfer of the hollow core.

Of course, the four transmission shafts A5, B5, C5, D5 may also be fixedly connected with four separately arranged variable speed transfer disks one by one, and the four variable speed transfer disks drive the negative pressure adsorption boxes a, B, C, D thereon to rotate at variable speeds.

Can set up a set of by among this application speed change mechanism the speed change transmission mechanism that box a formed is adsorbed to eccentric gear A1, eccentric gear A2, conventional gear A3, drive gear A4, transmission shaft A5 and negative pressure also can set up more multiunit speed change transmission mechanism, set up according to actual conditions.

When the production equipment is used for producing the hollow small core body structure with the gap in the middle, the second negative pressure adsorption hole structure and the negative pressure waste suction opening structure in the hollow knife roll 3 can be omitted in the production equipment, so that the equipment structure is simpler, the operation is easy, and the cost is greatly reduced.

The utility model discloses sanitary goods production facility makes the cutting degree of freedom higher through the tangent cooperation that cavity rotor and smooth rod sword are engraved on gold or silver, does not need the tool setting, has reduced the installation and debugging degree of difficulty, has shortened installation and debugging time, and has improved the cutting die utensil life-span, has reduced equipment cost. When the hollowing-out is cut constantly in the debugging process, an operator can complete debugging only by improving the pressure in a small amount of pressure increasing modes, and the debugging is simple, convenient and fast.

The utility model discloses health products production facility is still through setting up the variable speed transfer mechanism, drives another epaxial eccentric gear of epaxial and conventional gear difference rotation by fixing a set of eccentric gear in the drive shaft, realizes the acceleration and deceleration action of negative pressure head on the variable speed transfer mechanism to realize the variable speed of material smoothly and shift, realize the matching of the linear velocity between cutting core material and the product surface course material, reach the accurate positioning of shifting the material, prevent the off-position, promote the product success rate.

In the description of the present invention, it should be noted that the terms "upper", "lower", "front", "rear", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and thus should not be construed as limiting the present invention.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

The above description is only for the preferred embodiment of the present invention, and not intended to limit the present invention in any way, and those skilled in the art can make various modifications, equivalent changes and modifications using the above-described technical content, all of which fall within the scope of the present invention.

Claims (9)

1. The utility model provides a variable speed shifts mechanism, its characterized in that is in including variable speed transfer dish and setting negative pressure adsorption box on the variable speed transfer dish, and drive variable speed transfer dish variable speed pivoted speed change mechanism, negative pressure adsorption box includes the negative pressure passageway and the setting that communicate with air exhaust mechanism and is in the negative pressure head of negative pressure passageway tip, the outer terminal surface of negative pressure head is the arc roller face just be equipped with a plurality of negative pressure through-hole on the outer terminal surface, after the negative pressure head adsorbs the material of being shifted, the variable speed of the material of being shifted is shifted in the drive under the speed change mechanism effect.

2. The variable speed transfer mechanism according to claim 1, comprising a plurality of nested gradient-arranged variable speed transfer disks, wherein the variable speed transfer disks are in one-to-one correspondence with the variable speed transmission gears in the variable speed mechanism, the negative pressure suction boxes on the variable speed transfer disks are arranged in a circumferentially radially staggered manner, and the outer end surfaces of the negative pressure heads of the negative pressure suction boxes are the same circumferential surface.

3. The variable speed transfer mechanism according to claim 2, wherein the variable speed mechanism comprises a servo motor, a synchronizing wheel, a first rotating shaft, a second rotating shaft, and a nested transmission mechanism, the servo motor drives the synchronizing wheel to rotate, the synchronizing wheel is fixedly connected with the first rotating shaft, the first rotating shaft and the second rotating shaft are arranged in parallel, the first rotating shaft is provided with a plurality of eccentric gears with different eccentric points, the second rotating shaft is provided with a plurality of eccentric gears engaged with the eccentric gears on the first rotating shaft one by one, the second rotating shaft is further provided with a plurality of conventional gears fixedly connected with the eccentric gears one by one, the nested transmission mechanism comprises a plurality of transmission gears engaged with the conventional gears one by one, the transmission shafts of the plurality of transmission gears are nested according to a gradient manner of high inside and low outside, and the plurality of transmission shafts are used as the plurality of variable speed transfer disks to drive the negative pressure adsorption boxes thereon to rotate at variable speeds.

4. The variable speed transfer mechanism of claim 3, wherein a plurality of the transmission shafts are fixedly connected with a plurality of the variable speed transfer disks one by one to drive the negative pressure adsorption cartridges on the variable speed transfer disks to rotate at variable speeds.

5. The variable speed transfer mechanism of claim 3, wherein a plurality of nested drive shafts are rotatably coupled by bearings.

6. A sanitary product production device is characterized by comprising a core body conveying unit, a smooth roller cutter chisel, a hollow cutter roller, a surface layer conveying unit and the variable-speed transfer mechanism according to any one of claims 1 to 5, wherein the smooth roller cutter chisel is tangent to the hollow cutter roller and rotates oppositely, the core body conveying unit is used for conveying a core body material to a position between the smooth roller cutter chisel and the hollow cutter roller, the hollow cutter roller is used for transferring a small cut core body to the negative pressure head of the variable-speed transfer mechanism through a first negative pressure adsorption hole in the hollow cutter roller after cutting the core body material, and the negative pressure head drives the small core body to be transferred in a variable speed under the action of the variable-speed mechanism and is positioned on the surface layer material conveyed by the surface layer conveying unit.

7. The sanitary product production apparatus according to claim 6, further comprising a second negative pressure adsorption hole provided inside the hollow knife roll for adsorbing the cutting waste of the small core, and a negative pressure waste suction port provided outside the hollow knife roll for adsorbing and recovering the cutting waste.

8. The hygienic product production equipment as claimed in claim 6, wherein under the action of the speed change mechanism, the linear speed of the negative pressure head is consistent with that of the hollow knife roll when the negative pressure head is in contact with the hollow knife roll, and the linear speed of the negative pressure head is consistent with that of the surface layer conveying unit when the negative pressure head is in contact with the surface layer conveying unit.

9. The hygiene article production apparatus according to claim 8, wherein a linear velocity of the negative pressure head in contact with the surface layer conveying unit is greater than a linear velocity of the negative pressure head in contact with the hollow knife roll.

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