CN111942637A - Simple paper feeding machine - Google Patents
Simple paper feeding machine Download PDFInfo
- Publication number
- CN111942637A CN111942637A CN202010826405.6A CN202010826405A CN111942637A CN 111942637 A CN111942637 A CN 111942637A CN 202010826405 A CN202010826405 A CN 202010826405A CN 111942637 A CN111942637 A CN 111942637A
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- China
- Prior art keywords
- piece
- supporting
- adjusting
- pressing plate
- supporting piece
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65B—MACHINES, APPARATUS OR DEVICES FOR, OR METHODS OF, PACKAGING ARTICLES OR MATERIALS; UNPACKING
- B65B11/00—Wrapping, e.g. partially or wholly enclosing, articles or quantities of material, in strips, sheets or blanks, of flexible material
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65B—MACHINES, APPARATUS OR DEVICES FOR, OR METHODS OF, PACKAGING ARTICLES OR MATERIALS; UNPACKING
- B65B41/00—Supplying or feeding container-forming sheets or wrapping material
- B65B41/12—Feeding webs from rolls
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
- B65H16/00—Unwinding, paying-out webs
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
- B65H16/00—Unwinding, paying-out webs
- B65H16/02—Supporting web roll
- B65H16/06—Supporting web roll both-ends type
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
- B65H75/00—Storing webs, tapes, or filamentary material, e.g. on reels
- B65H75/02—Cores, formers, supports, or holders for coiled, wound, or folded material, e.g. reels, spindles, bobbins, cop tubes, cans, mandrels or chucks
- B65H75/18—Constructional details
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65B—MACHINES, APPARATUS OR DEVICES FOR, OR METHODS OF, PACKAGING ARTICLES OR MATERIALS; UNPACKING
- B65B11/00—Wrapping, e.g. partially or wholly enclosing, articles or quantities of material, in strips, sheets or blanks, of flexible material
- B65B2011/002—Prestretching mechanism in wrapping machines
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
- B65H2701/00—Handled material; Storage means
- B65H2701/10—Handled articles or webs
- B65H2701/19—Specific article or web
- B65H2701/1944—Wrapping or packing material
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Unwinding Webs (AREA)
Abstract
The invention discloses a simple paper feeding machine, which comprises a frame, and a connecting component and a damping adjusting mechanism which are matched with the frame; the engagement assembly is used for connecting the core tube of the expandable slit coiled material, and the damping adjusting mechanism is used for adjusting the rotational damping of the core tube, so that people need to overcome the rotational damping of the core tube when pulling the expandable slit sheet wound on the core tube, the pulled-out part of the expandable slit sheet can be stretched and unfolded, and the pulled-out part of the expandable slit sheet can be expanded.
Description
Technical Field
The invention relates to the field of paper feeders, in particular to a simple paper feeder.
Background
At present, an expandable slit coiled material which is widely applied in the field of packaging comprises a paper core pipe and an expandable slit sheet which is wound on the paper core pipe, wherein a plurality of parallel cutting marks are formed on the expandable slit sheet, each cutting mark is formed by a plurality of slits which are arranged at intervals, and the slits of adjacent cutting marks are arranged in a staggered manner; when the expandable slit sheet is stretched along the direction perpendicular to the cutting mark, the slits are opened to expand the expandable slit sheet to be in a three-dimensional honeycomb shape, so that the expandable slit sheet has a buffering effect, and an article is wrapped by the expanded expandable slit sheet, so that the article can be well protected.
It is common to employ a paper feed to stretch the expandable slit sheet material of the expandable slit web to cause the expandable slit sheet material to expand; however, in the existing paper feeding machine, two groups of rollers with different rotating speeds are generally adopted to stretch the expandable slit sheet, and each group of rollers comprises two rollers which are oppositely arranged; because the two groups of rollers have different rotating speeds, when the expandable slit sheet passes through the two groups of rollers, the two groups of rollers can stretch the expandable slit sheet to expand the expandable slit sheet; however, the existing paper feeding machine has the advantages of repeated structural design and high cost.
Disclosure of Invention
The invention aims to provide a simple paper feeding machine which is simple in structure and can enable an expandable slit sheet material to expand when people pull the expandable slit sheet material on an expandable slit roll material.
In order to achieve the above purpose, the solution of the invention is:
a simple paper feeding machine comprises a frame, a connecting assembly and a damping adjusting mechanism; the rack comprises a first supporting piece and a second supporting piece, the first supporting piece and the second supporting piece are arranged oppositely, and the first supporting piece is provided with a rotating supporting part; the connecting component comprises a first connecting piece and a second connecting piece, the first connecting piece is rotatably matched on the rotating supporting part of the first supporting piece, the second connecting piece is matched on the second supporting piece, and the second connecting piece is opposite to the first connecting piece; the damping adjusting mechanism comprises a pressure plate and an adjusting component; the pressing plate is matched on the first supporting piece and presses the side wall of the first joint piece; the adjusting component is matched with the pressing plate and used for adjusting the pressure applied to the side wall of the first connecting piece by the pressing plate so as to adjust the rotation damping of the first connecting piece.
The first connecting piece comprises a matching section and a friction section connected with the matching section, an insertion inclined plane is arranged on the outer wall of the matching section, and the insertion inclined plane is gradually reduced along the direction from the friction section to the matching section; the engaging section of the first engaging member is disposed toward the second support member, and the pressing plate of the damping adjustment mechanism presses the side wall of the friction section of the first engaging member.
The lateral wall of the matching section of the first connecting piece is provided with a yielding through groove along the axial direction of the first connecting piece, and the yielding through groove penetrates through the insertion inclined plane of the matching section.
The diameter of the friction section is larger than that of the matching section.
The pressing plate of the damping adjusting mechanism is matched with a limiting rod, and the limiting rod is used for abutting against the end face, far away from the second supporting piece, of the first connecting piece.
The second supporting piece is provided with a rotary connecting part; the second connecting piece is rotatably matched on the rotating connecting part of the second supporting piece, the second connecting piece is the same as the first connecting piece in structure, and the mounting direction of the second connecting piece is opposite to that of the first connecting piece in structure.
The rotation supporting part of the first supporting part is a U-shaped notch arranged on the first supporting part, and the first connecting piece is rotatably placed in the U-shaped notch.
The rotating support part of the first support part is an arc-shaped support plate fixed on the first support part, and the opening of the arc-shaped support plate is arranged upwards; the first connecting piece is rotatably placed in the arc-shaped supporting plate.
The first supporting piece is provided with a fixing part and a connecting part; the two ends of the pressing plate are respectively a fixed end and a connecting end, the fixed end of the pressing plate is connected with the fixed part of the first supporting piece, and the connecting end of the pressing plate is connected with the connecting part of the first supporting piece through the adjusting assembly; the connecting part of the first supporting piece is provided with a connecting screw hole; the connecting end of the pressing plate is provided with a connecting hole; the adjusting assembly comprises an adjusting bolt, an adjusting nut and an adjusting spring; the adjusting bolt penetrates through the pressing plate connecting hole and then is in threaded connection with the connecting screw hole of the first supporting piece; the adjusting nut is in threaded connection with the adjusting bolt and is positioned between the connecting end of the pressure plate and the connecting part of the first supporting piece; the adjusting screw rod is sleeved with the adjusting spring, and the two ends of the adjusting spring are respectively abutted against the head of the adjusting screw rod and the pressing plate.
The fixed end of the pressure plate is connected with the fixed part of the first supporting piece through a fixed bolt; a fixed notch is formed in the fixed end of the pressing plate; the fixing part of the first supporting piece is provided with a fixing screw hole; and the fixing bolt penetrates through the fixing notch and then is in threaded connection with the fixing screw hole.
The second link up the piece including connecting seat and the arc of cooperation on the connecting seat terminal surface link up the piece, the connecting seat of second link up the piece is fixed on second support piece, and the arc of second link up the piece and is close to first support piece, and the arc lateral wall of arc link up the piece is equipped with the inclined plane of stepping down, and the inclined plane of stepping down sets up along the direction convergent of following second support piece towards first support piece.
The rack also comprises a connecting piece for connecting the first supporting piece and the second supporting piece, and the connecting piece is a round roller with two ends respectively connected with the first supporting piece and the second supporting piece.
By adopting the scheme, the invention has simple structure, and can expand the expandable slit sheet when people pull the expandable slit sheet on the expandable slit coil. Specifically, when the expandable slit coil is to be installed on the present invention, first, one end of a core tube of the expandable slit coil is fixedly connected to a first linking member, and the other end of the core tube is connected to a second linking member, and the first linking member is rotatably fitted to a rotary support portion provided on a first support member; then, operating the pressing plate so that the pressing plate presses the side wall of the first joining member; finally, the pressure applied to the side wall of the first connecting piece by the pressure plate is adjusted through the adjusting assembly, so that the rotation damping of the first connecting piece is adjusted, and further the rotation damping of the core pipe is adjusted. After the expandable slit web material is mounted to the present invention, one needs to overcome the rotational damping of the core tube when pulling the expandable slit sheet material wound around the core tube, so that when one pulls the expandable slit sheet material to rotate the core tube, the pulled-out portion of the expandable slit sheet material is stretched and expanded, thereby expanding the pulled-out portion of the expandable slit sheet material.
Drawings
Fig. 1 is an exploded view of a simple paper feeder according to a first embodiment of the present invention;
fig. 2 is a combination view of a simple paper feeder according to a first embodiment of the present invention;
FIG. 3 is a schematic view of the mounting of an expandable slit web of the present invention to a simple paper-moving machine according to a first embodiment of the present invention 1;
FIG. 4 is a schematic view 2 of the installation of an expandable slit web of the present invention into a simple paper feeder of one embodiment of the present invention;
FIG. 5 is a schematic view of the mounting of an expandable slit web of the present invention to a simple paper feeder of one embodiment 3;
fig. 6 is an exploded view of a simple paper feeder according to a second embodiment of the present invention;
fig. 7 is an exploded view of a simple paper feeder according to a third embodiment of the present invention;
fig. 8 is an exploded view of a simple paper feeder according to a fourth embodiment of the present invention;
description of reference numerals:
the rack 1, the first supporting piece 11, the rotating supporting part 111, the arc supporting plate 1111, the U-shaped notch 1111', the arc notch 112, the fixing part 113, the fixing screw hole 1131, the connecting part 114, the connecting screw hole 1141, the second supporting piece 12, the rotating connecting part 121, the connecting part 13, the limiting plate 14,
the connecting component 2, the first connecting piece 21, the matching section 211, the inserting inclined surface 2111, the abdicating through groove 2112, the friction section 212, the second connecting piece 22, the connecting seat 221, the arc-shaped connecting block 222, the abdicating inclined surface 2221, the handle 23, the handle body 231, the handle rod 232,
the position-limiting rod 4 is arranged on the upper part of the frame,
the fixing bolt (5) is fixed on the base,
expandable slit web C, expandable slit sheet C1, core tube C2.
Detailed Description
In order to further explain the technical solution of the present invention, the present invention is explained in detail by the following specific examples.
As shown in fig. 1 to 8, the present invention discloses a simple sheet feeder for making an expandable slit sheet C1 expanded when one pulls an expandable slit sheet C1 on an expandable slit web C; the simple paper feeding machine comprises a frame 1, a connecting component 2 and a damping adjusting mechanism 3, wherein the connecting component 2 and the damping adjusting mechanism are matched on the frame 1; wherein the engaging member is adapted to engage the core tube C2 of the expandable slit web C and the damping adjustment mechanism 3 is adapted to adjust the rotational damping of the core tube C2.
As shown in fig. 1 to 8, specifically, the frame 1 includes a first supporting member 11, a second supporting member 12, and a connecting member 13 connecting the first supporting member 11 and the second supporting member 12, the first supporting member 11 and the second supporting member 12 are disposed oppositely, and the first supporting member 11 is provided with a rotating supporting portion 111; the joining assembly 2 comprises a first joining member 21 and a second joining member 22 for connecting the core tube C2 of the expandable slit web C, the first joining member 21 being rotatably fitted on the rotation supporting portion 11 of the first support member 11, the second joining member 22 being fitted on the second support member 12 with the second joining member 22 being disposed opposite to the first joining member 21; the damping adjusting mechanism 3 comprises a pressure plate 31 and an adjusting component 32; the pressing plate 31 is fitted to the first support 11 and presses the side wall of the first joint member 21, and the adjusting assembly 32 is fitted to the pressing plate 31, and the adjusting assembly 32 is used to adjust the pressing force of the pressing plate 31 against the side wall of the first joint member 21, thereby adjusting the rotational damping of the first joint member 21, and thus the core tube C2 of the expandable slit coil material C.
When the expandable slit coil material C is to be mounted on the present invention as shown in fig. 3 to 5, first, one end of the core tube C2 of the expandable slit coil material C is fixedly connected to the first joint member 21, the other end of the core tube C2 is connected to the second joint member 22, and the first joint member 21 is rotatably fitted to the first support member 11 provided with the rotation support portion 111; then, the pressing plate 31 is operated such that the pressing plate 31 presses the side wall of the first joining member 21; finally, the pressure applied by the pressure plate 31 to the side wall of the first joint member 21 is adjusted by the adjustment assembly 32 to adjust the rotational damping of the first joint member 21 and thus the core tube C2. After the expandable slit web material C was mounted on the present invention, one needed to overcome the rotational damping of the core tube C2 when pulling the expandable slit sheet material C1 wound around the core tube C1, so that when one pulled the expandable slit sheet material C1 to rotate the core tube C2, the pulled-out portion of the expandable slit sheet material C1 would be stretched open, and the pulled-out portion of the expandable slit sheet material C1 would be expanded; further, during use, the rotational damping of the core tube C2 can be adjusted by the damping adjustment mechanism 3 according to the use requirements to ensure that the pulled-out portion of the expandable slit sheet material C1 can be sufficiently expanded.
As shown in fig. 1, 2, 6, 7 and 8, in the present invention, the connecting member 13 of the frame 1 may be a circular roller having two ends respectively connected to the first support 11 and the second support 12 by bolts, and the circular roller can play both a role of connecting the first support 11 and the second support 12 and a role of guiding and assisting tensioning of the pulled expandable slit sheet C1. In addition, the bottom of the first support 11 and the second support 12 of the frame 1 may be provided with a limiting plate 14, and the frame 1 is fixed to other machine tables through the limiting plate 14, so as to prevent the frame 1 from sliding during the process of pulling the expandable slit sheet material C1 wound on the core pipe C1. It should be noted that the frame 1 of the present invention may not be provided with the connecting member 13, so that the frame 1 may first adjust the distance between the first supporting member 11 and the second supporting member 12 according to the length of the expandable slit web C to be installed, and then install the first supporting member 11 and the second supporting member 12 on the machine table, so that the frame 1 may be applied to expandable slit webs C of various sizes.
Referring to fig. 1 to 5, in the first embodiment of the present invention, the rotation supporting portion 111 of the first supporting member 11 is an arc supporting plate 1111 fixed on the first supporting member 11, an opening of the arc supporting plate 1111 faces upward, and the first engaging member 21 is rotatably placed in the arc supporting plate 1111; the arc-shaped supporting plate 1111 can be fixedly connected with the side wall of the first supporting member 11, and an arc-shaped notch 112 corresponding to the arc-shaped supporting plate 111 can be opened on the first supporting member 111 for abdicating; in the first embodiment of the present invention, the pressure plate 31 of the damping adjustment mechanism 3 may be engaged with a limiting rod 4, and the limiting rod 4 is used to abut against the end surface of the first linking member 21 away from the second support 12, so as to limit the movement of the first linking member 21 in the direction away from the second support 22, so as to prevent the pulled-out expandable slit sheet material C1 from deviating. Referring to fig. 6, in the second embodiment of the present invention, the rotation supporting portion 111 of the first supporting member 11 is also an arc supporting plate 1111 fixed on the first supporting member 11, the arc supporting plate 1111 is also fixedly connected to the side wall of the first supporting member 11, but the first supporting member 11 is not provided with the relief notch 112 opposite to the arc supporting plate 1111, at this time, the first supporting member 11 can limit the first linking member 21 from moving away from the second supporting member 22, so as to prevent the pulled-out expandable slit sheet C1 from shifting. Referring to fig. 7, in the third embodiment of the present invention, the rotation supporting portion 111 of the first supporting member 11 is directly a U-shaped notch 1111 'formed on the first supporting member 11, and the first engaging member 21 is rotatably disposed in the U-shaped notch 1111'.
In the present invention, as shown in fig. 1 to 8, the first coupling member 21 of the coupling assembly 2 may include a coupling section 211 and a friction section 212 connected to the coupling section 211, the coupling section 211 of the first coupling member 21 being disposed toward the second support member 12, the coupling section 211 being adapted to be inserted into the core tube C2 of the expandable slit web C and to be in interference fit with the core tube C2 so that the first coupling member 21 and the core tube C2 can be rotated synchronously; the pressure plate 31 of the damping adjusting mechanism 3 presses the side wall of the friction section 211 of the first connecting piece 21; as shown in fig. 1 to 8, the outer wall of the fitting section 211 is provided with an insertion slope 2111, the insertion slope 2111 is tapered along the direction from the friction section 212 to the fitting section 211, and the insertion slope 2111 facilitates the insertion of the fitting section 211 into the core tube C2; in addition, the side wall of the matching section 211 can be provided with an abdicating through groove 2112 along the axial direction of the first connecting piece 21, the abdicating through groove 2112 penetrates through the insertion inclined surface 2111 of the matching section 211, when the matching section 211 is inserted into the core tube C2, the part of the core tube C2 contacting with the outer wall of the matching section 211 can be squeezed, and the part of the core tube C2 opposite to the abdicating through groove 2112 of the matching section 211 can be embedded into the abdicating through groove 2112, so that the core tube C2 and the first connecting piece 21 are not easy to rotate relatively, and the pressure applied to the side wall of the first connecting piece 21 by the pressing plate 31 can effectively adjust the rotation damping of the core tube C2. Referring to FIG. 1, the friction section 212 may have a diameter greater than the diameter of the engagement section 211, such that the friction section 212 acts as a stop to limit the length of the first coupling member 21 inserted into the core tube C2.
In the present invention, as shown in fig. 5, a handle 23 may be connected to the first linking member 21 of the linking assembly 2, the handle 23 includes a handle body 231 and a handle rod 232 connected to the handle body 231, the handle rod 232 is connected to the first linking member 21; the present invention provides the handle 23 so that a person can hold the handle main body 231 of the handle 23 to apply force so that the person can insert the engaging section 211 of the first linking member 21 into the core tube C2 or pull the engaging section 211 of the first linking member 21 out of the core tube C2. In addition, the first connecting piece 21 is of a hard structure, so that the first connecting piece 21 is high in strength and not prone to deformation and abrasion; the material of the first connecting member 21 may be hard metal, hard plastic or wood.
In the first embodiment of the present invention, as shown in fig. 1 to 5, the second linking member 22 of the linking assembly 2 may include a connecting base 221 and an arc-shaped linking block 222 fitted on an end surface of the connecting base 221, the connecting base 221 of the second linking member 22 may be fixed on the second supporting member 21 by means of screwing or welding, the arc-shaped linking block 222 of the second linking member 22 is adjacent to the first supporting member 11, and the arc-shaped linking block 222 is used for being inserted into the core tube C2 of the expandable slit coil C; the arc-shaped coupling piece 222 has an arc-shaped structure, so that the core tube C2 can rotate relative to the second coupling piece 22, and the core tube C2 can be easily separated from the arc-shaped coupling piece 222; the arc-shaped outer side wall of the arc-shaped joint block 222 may be provided with a receding inclined surface 2221, the receding inclined surface 2221 is gradually tapered in a direction from the second support member 12 toward the first support member 11, and the insertion of the arc-shaped joint block 222 into the core tube C2 may be facilitated by the insertion inclined surface 2221. As shown in fig. 8, in the fourth embodiment of the present invention, the second supporting member 12 may be provided with a rotation connecting portion 121, and the rotation connecting portion 121 may be a notch formed on the second supporting member 12; the second connecting piece 22 is rotatably matched on the rotating connecting part 121 of the second supporting part 12, the second connecting piece 22 has the same structure as the first connecting piece 21, and the second connecting piece 22 and the first connecting piece 21 are installed in the opposite direction; in the fourth embodiment of the present invention, a resistance adjusting mechanism having the same structure as the damping adjusting mechanism 3 may be added to the second supporting member 12, the resistance adjusting mechanism being used to adjust the rotational damping of the second linking member 22, and thus the rotational damping of the core tube C2 of the expandable slit coil material C, and the connection structure of the resistance adjusting mechanism and the second supporting member 12 is the same as the connection structure of the damping adjusting mechanism 3 and the first supporting member 12.
As shown in fig. 1 to 8, in the present invention, the first supporting member 11 is provided with a fixing portion 113 and a connecting portion 114; the two ends of the pressure plate 31 of the damping adjustment mechanism 3 are respectively a fixed end 311 and a connecting end 312, the fixed end 311 of the pressure plate 31 is connected with the fixed portion 113 of the first support 11, and the connecting end 312 of the pressure plate 31 is connected with the connecting portion 114 of the first support 11 through the adjustment assembly 32; the adjusting assembly 32 includes an adjusting bolt 321, an adjusting nut 322 and an adjusting spring 323, and the connecting portion 114 of the first supporting member 11 is provided with a connecting screw hole 1141; the connection end 312 of the pressing plate 31 is provided with a connection hole 3121; the adjusting bolt 321 passes through the connecting hole 3121 of the pressure plate 31 and then is screwed with the connecting screw hole 1141 of the first supporting member 11, the adjusting nut 322 is screwed with the adjusting bolt 321, the adjusting nut 322 is located between the connecting end 312 of the pressure plate 31 and the connecting portion 114 of the first supporting member 1, the adjusting screw 321 is sleeved with the adjusting spring 323, and two ends of the adjusting spring 323 respectively abut against the head of the adjusting screw 321 and the pressure plate 31 so that the pressure plate 31 abuts against the adjusting nut 322, so that the position of the connecting end 312 of the pressure plate 31 can be adjusted by rotating the adjusting bolt 321, and the pressure applied by the pressure plate 31 to the side wall of the first linking member 21 is adjusted.
As shown in fig. 1 to 8, in the present invention, the fixed end 311 of the pressing plate 31 can be connected to the fixing portion 113 of the first supporting member 11 by the fixing bolt 5; the fixed end 311 of the pressing plate 31 is provided with a fixing notch 3111, the fixing portion 113 of the first support 11 is provided with a fixing screw hole 1131, and the fixing bolt 5 passes through the fixing notch 3111 of the pressing plate 31 and then is screwed with the fixing screw hole 1131 of the first support 11, so that the fixed end 311 of the pressing plate 31 is fixed to the fixing portion 113 of the first support 11; because the fixed end 311 of the pressing plate 31 is provided with the fixed notch 3111, when installing or replacing the expandable slit coiled material, people can firstly unscrew the fixed bolt 5, then rotate the pressing plate 31 and the fixed bolt 5 exits the fixed notch 3111 of the pressing plate 31, so that the pressing plate 31 is not contacted with the first connecting piece 21 any more, and at the moment, the obstruction of the pressing plate 31 is avoided, and people can conveniently install or replace the expandable slit coiled material; and at this time, the connecting end 312 of the pressing plate 31 is connected with the first supporting member 31 through the adjusting assembly 32, and the fixing bolt 5 is screwed with the fixing portion 113 of the first supporting member 11, so that people can be prevented from losing the pressing plate 31 and the fixing bolt 5.
The above embodiments and drawings are not intended to limit the form and style of the present invention, and any suitable changes or modifications thereof by those skilled in the art should be considered as not departing from the scope of the present invention.
Claims (12)
1. The utility model provides a simple and easy paper feed machine which characterized in that: comprises a frame, a connecting component and a damping adjusting mechanism;
the rack comprises a first supporting piece and a second supporting piece, the first supporting piece and the second supporting piece are arranged oppositely, and the first supporting piece is provided with a rotating supporting part;
the connecting component comprises a first connecting piece and a second connecting piece, the first connecting piece is rotatably matched on the rotating supporting part of the first supporting piece, the second connecting piece is matched on the second supporting piece, and the second connecting piece is opposite to the first connecting piece;
the damping adjusting mechanism comprises a pressure plate and an adjusting component; the pressing plate is matched on the first supporting piece and presses the side wall of the first joint piece; the adjusting component is matched with the pressing plate and used for adjusting the pressure applied to the side wall of the first connecting piece by the pressing plate so as to adjust the rotation damping of the first connecting piece.
2. The simple paper feeder according to claim 1, characterized in that: the first connecting piece comprises a matching section and a friction section connected with the matching section, an insertion inclined plane is arranged on the outer wall of the matching section, and the insertion inclined plane is gradually reduced along the direction from the friction section to the matching section;
the engaging section of the first engaging member is disposed toward the second support member, and the pressing plate of the damping adjustment mechanism presses the side wall of the friction section of the first engaging member.
3. The simple paper feeder according to claim 2, characterized in that: the lateral wall of the matching section of the first connecting piece is provided with a yielding through groove along the axial direction of the first connecting piece, and the yielding through groove penetrates through the insertion inclined plane of the matching section.
4. The simple paper feeder according to claim 2 or 3, characterized in that: the diameter of the friction section is larger than that of the matching section.
5. The simple paper feeder according to claim 1 or 2, characterized in that: the pressing plate of the damping adjusting mechanism is matched with a limiting rod, and the limiting rod is used for abutting against the end face, far away from the second supporting piece, of the first connecting piece.
6. The simple paper feeder according to claim 1 or 2, characterized in that: the second supporting piece is provided with a rotary connecting part; the second connecting piece is rotatably matched on the rotating connecting part of the second supporting piece, the second connecting piece is the same as the first connecting piece in structure, and the mounting direction of the second connecting piece is opposite to that of the first connecting piece in structure.
7. The simple paper feeder according to claim 1, characterized in that: the rotation supporting part of the first supporting part is a U-shaped notch arranged on the first supporting part, and the first connecting piece is rotatably placed in the U-shaped notch.
8. The simple paper feeder according to claim 1, characterized in that: the rotating support part of the first support part is an arc-shaped support plate fixed on the first support part, and the opening of the arc-shaped support plate is arranged upwards; the first connecting piece is rotatably placed in the arc-shaped supporting plate.
9. The simple paper feeder according to claim 1, 7 or 8, characterized in that: the first supporting piece is provided with a fixing part and a connecting part;
the two ends of the pressing plate are respectively a fixed end and a connecting end, the fixed end of the pressing plate is connected with the fixed part of the first supporting piece, and the connecting end of the pressing plate is connected with the connecting part of the first supporting piece through the adjusting assembly;
the connecting part of the first supporting piece is provided with a connecting screw hole; the connecting end of the pressing plate is provided with a connecting hole; the adjusting assembly comprises an adjusting bolt, an adjusting nut and an adjusting spring; the adjusting bolt penetrates through the pressing plate connecting hole and then is in threaded connection with the connecting screw hole of the first supporting piece; the adjusting nut is in threaded connection with the adjusting bolt and is positioned between the connecting end of the pressure plate and the connecting part of the first supporting piece; the adjusting screw rod is sleeved with the adjusting spring, and the two ends of the adjusting spring are respectively abutted against the head of the adjusting screw rod and the pressing plate.
10. The simple paper feeder according to claim 9, characterized in that: the fixed end of the pressure plate is connected with the fixed part of the first supporting piece through a fixed bolt;
a fixed notch is formed in the fixed end of the pressing plate; the fixing part of the first supporting piece is provided with a fixing screw hole; and the fixing bolt penetrates through the fixing notch and then is in threaded connection with the fixing screw hole.
11. The simple paper feeder according to claim 1, characterized in that: the second link up the piece including connecting seat and the arc of cooperation on the connecting seat terminal surface link up the piece, the connecting seat of second link up the piece is fixed on second support piece, and the arc of second link up the piece and is close to first support piece, and the arc lateral wall of arc link up the piece is equipped with the inclined plane of stepping down, and the inclined plane of stepping down sets up along the direction convergent of following second support piece towards first support piece.
12. The simple paper feeder according to claim 1, characterized in that: the rack also comprises a connecting piece for connecting the first supporting piece and the second supporting piece, and the connecting piece is a round roller with two ends respectively connected with the first supporting piece and the second supporting piece.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010826405.6A CN111942637A (en) | 2020-08-17 | 2020-08-17 | Simple paper feeding machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010826405.6A CN111942637A (en) | 2020-08-17 | 2020-08-17 | Simple paper feeding machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111942637A true CN111942637A (en) | 2020-11-17 |
Family
ID=73342618
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010826405.6A Pending CN111942637A (en) | 2020-08-17 | 2020-08-17 | Simple paper feeding machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN111942637A (en) |
-
2020
- 2020-08-17 CN CN202010826405.6A patent/CN111942637A/en active Pending
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