CN108016150B - Feed roll supporting seat and printing equipment with same - Google Patents
Feed roll supporting seat and printing equipment with same Download PDFInfo
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- CN108016150B CN108016150B CN201711240152.9A CN201711240152A CN108016150B CN 108016150 B CN108016150 B CN 108016150B CN 201711240152 A CN201711240152 A CN 201711240152A CN 108016150 B CN108016150 B CN 108016150B
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
- B41J—TYPEWRITERS; SELECTIVE PRINTING MECHANISMS, i.e. MECHANISMS PRINTING OTHERWISE THAN FROM A FORME; CORRECTION OF TYPOGRAPHICAL ERRORS
- B41J15/00—Devices or arrangements of selective printing mechanisms, e.g. ink-jet printers or thermal printers, specially adapted for supporting or handling copy material in continuous form, e.g. webs
- B41J15/04—Supporting, feeding, or guiding devices; Mountings for web rolls or spindles
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- Unwinding Webs (AREA)
- Sheets, Magazines, And Separation Thereof (AREA)
Abstract
The invention discloses a feed roller supporting seat and printing equipment with the same, wherein the feed roller supporting seat comprises a supporting frame, a first supporting piece and a second supporting piece; the first supporting piece is movably connected with the supporting frame, and the second supporting piece is movably connected with the supporting frame; the first supporting piece protrudes out of the top of the supporting frame, and the second supporting piece protrudes out of the top of the supporting frame; the first supporting piece and the second supporting piece are arranged side by side at a preset distance, and are used for erecting the feeding roller. The feeding roller supporting seat and the printing equipment with the feeding roller supporting seat have the advantages of simple structure and capability of effectively preventing the feeding roller from being bent.
Description
Technical Field
The invention relates to a feeding roller supporting seat and printing equipment with the same.
Background
Large printers, inkjet printers, conveying equipment, etc. include feed rollers for conveying material. When the material to be conveyed is long, the required feed roller is long, and when the feed roller is long, the feed roller is easy to bend downwards due to overweight or overweight of the conveyed material in the use process, and the deformation of the feed roller can seriously affect the conveying precision and the use stability. For example, when the printing platform of the flat-bed printer is 2.5 meters long, the length of a feeding roller for conveying materials is more than 2.5 meters, the size is long, and the feeding roller can bend in the middle due to self gravity, so that the feeding precision is reduced; when the conveyed material is heavy, the middle of the feed roller is bent due to the fact that the support is not arranged in the middle of the feed roller, the conveying precision of the material is affected, and the quality of printing quality is determined according to the feeding precision.
Disclosure of Invention
The invention solves the technical problem of providing a feeding roller supporting seat which has a simple structure and can effectively prevent a feeding roller from bending and a printing device with the feeding roller supporting seat.
On one hand, the invention discloses a feed roll supporting seat which is characterized by comprising a supporting frame, a first supporting piece and a second supporting piece; the first supporting piece is movably connected with the supporting frame, and the second supporting piece is movably connected with the supporting frame; the first supporting piece protrudes out of the top of the supporting frame, and the second supporting piece protrudes out of the top of the supporting frame; the first supporting piece and the second supporting piece are arranged in parallel at a preset distance, and are used for erecting the feeding roller; the first support comprises a first support roller and the second support comprises a second support roller; the feeding roller drives the first supporting roller and the second supporting roller to rotate; the length of the feed roller is more than ten times of the length of the first support part and the second support part.
Preferably, the support frame includes bottom plate, first curb plate and second curb plate, the bottom plate respectively with first curb plate with the second curb plate is connected, first curb plate with the parallel interval of second curb plate sets up, the top of first curb plate with the top of second curb plate is used for supporting first backup roll reaches the second backup roll.
Preferably, a first groove, a first mounting hole and a second mounting hole are formed in the top of the first side plate, an opening of the first groove faces away from the bottom plate, and the first groove is located between the first mounting hole and the second mounting hole; a second groove, a third mounting hole and a fourth mounting hole are formed in the top of the second side plate, an opening of the second groove faces away from the bottom plate, and the second groove is located between the third mounting hole and the fourth mounting hole; two ends of the first supporting piece are respectively inserted into the first mounting hole and the third mounting hole, and two ends of the second supporting piece are respectively inserted into the second mounting hole and the fourth mounting hole; the first mounting hole and the third mounting hole are arranged oppositely, and the second mounting hole and the fourth mounting hole are arranged oppositely.
Preferably, the support frame further comprises a third side plate; the third side plate is vertically connected with the bottom plate, the third side plate is separated from the first side plate by a first preset distance, the third side plate is separated from the second side plate by a second preset distance, and the first preset distance is equal to the second preset distance.
Preferably, the feed roller supporting seat further comprises a fixing piece; the fixing piece comprises a fixing arm and a supporting arm, and the fixing arm is vertically connected with the supporting arm; the supporting arm is connected with the bottom plate and used for supporting the supporting frame; the fixed arm is spaced a third predetermined distance from the base plate.
Preferably, the fixing piece is connected with a plurality of bolts, and the bolts are movably connected with the supporting arm and the supporting frame; one end of the bolt, which is back to the support frame, extends out of the support arm and is used for adjusting the height between the support frame and the support arm.
Preferably, the geometric center of the first support is spaced from the geometric center of the feed roller by a first distance, the geometric center of the second support is spaced from the geometric center of the feed roller by a second distance, and the first distance is equal to the second distance.
On the other hand, the invention discloses printing equipment, which comprises a printer frame, a feed roller and a feed roller supporting seat, wherein the printer frame is provided with a feeding roller; the feeding roller is erected on the printer frame, and the feeding roller supporting seat is fixed on the side wall of the printer frame and used for supporting the feeding roller, wherein the feeding roller supporting seat at least comprises a supporting frame, a first supporting piece and a second supporting piece; the first supporting piece is movably connected with the supporting frame, and the second supporting piece is movably connected with the supporting frame; the first supporting piece protrudes out of the top of the supporting frame, and the second supporting piece protrudes out of the top of the supporting frame; the first supporting piece and the second supporting piece are arranged side by side at a preset distance, and are used for erecting the feeding roller.
Preferably, the number of the feeding roller supporting seats is several, and the several feeding roller supporting seats are fixed on the side wall of the printer frame at equal intervals; the feeding roller supporting seats are positioned below the feeding rollers and used for supporting the feeding rollers.
In conclusion, the feed roller supporting seat has the following beneficial effects: firstly, the feeding roller is supported by the first supporting piece and the second supporting piece, so that the bending deformation of the feeding roller due to the overweight of the feeding roller or the overweight of the conveyed material can be avoided. Secondly, a supporting space for placing the feeding roller is formed between the first supporting piece and the second supporting piece, so that the manufacturing is convenient, and the supporting is more stable; in addition, the first supporting piece and the second supporting piece are movably connected with the supporting frame, when the feeding roller rotates for feeding, the first supporting piece and the second supporting piece rotate along with the feeding roller, and friction between the first supporting piece and the feeding roller and between the second supporting piece and the feeding roller are reduced. The printing equipment comprises a printer frame, a feeding roller and a feeding roller supporting seat; the feeding roller is erected on the printer frame, and the feeding roller supporting seat is fixed on the side wall of the printer frame and used for supporting the feeding roller, so that the printing precision of the printing equipment is guaranteed. The feeding roller supporting seat and the printing equipment with the same have the advantages that the structure is simple, and the bending of the feeding roller can be effectively prevented.
Drawings
Fig. 1 is a schematic perspective view of a feed roller support base according to a preferred embodiment of the present invention.
Fig. 2 is a schematic structural diagram of a supporting frame according to a preferred embodiment of the invention.
Fig. 3 is a schematic structural diagram of a fixing member according to a preferred embodiment of the invention.
Fig. 4 is a schematic structural view of a printing apparatus having a feed roller support base.
Detailed Description
Features and exemplary embodiments of various aspects of the present invention will be described in detail below, and in order to make objects, technical solutions and advantages of the present invention more apparent, the present invention will be further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not to be construed as limiting the invention. It will be apparent to one skilled in the art that the present invention may be practiced without some of these specific details. The following description of the embodiments is merely intended to provide a better understanding of the present invention by illustrating examples of the present invention.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, 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 may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.
Referring to fig. 1 to 3, the present invention discloses a feed roller supporting seat 30, which includes a supporting frame 31, a first supporting member 32 and a second supporting member 33; the first support member 32 is movably connected with the support frame 31, and the second support member 33 is movably connected with the support frame 31; the first supporting member 32 protrudes from the top of the supporting frame 31, and the second supporting member 33 protrudes from the top of the supporting frame 31; the first support member 32 and the second support member 33 are arranged side by side at a predetermined distance, and the first support member 32 and the second support member 33 are used for erecting the feed roller 20. In this embodiment, the top of the supporting frame 31 faces away from the bottom plate 311 of the supporting frame 31, and the top of the supporting frame 31 is on the same horizontal plane with the top of the first side plate 312 and the top of the second side plate 313.
According to the feed roller supporting seat 30 provided by the embodiment of the invention, the first supporting piece 32 and the second supporting piece 33 positioned below the feed roller 20 are used for supporting the feed roller 20 to prevent the feed roller 20 from bending and deforming due to overweight self gravity or overweight of conveyed materials, the first supporting piece 32 and the second supporting piece 33 are respectively movably connected with the supporting frame 31, the supporting frame 31 is used for supporting the first supporting piece 32 and the second supporting piece 33, when the feed roller 20 rotates for feeding, the first supporting piece 32 and the second supporting piece 33 rotate along with the feed roller 20, the friction between the first supporting piece 32 and the second supporting piece 33 and the feed roller 20 is reduced, and meanwhile, the damage of the first supporting piece 32 to the feed roller 20 is reduced. In this embodiment, the first supporting member 32 and the second supporting member 33 are respectively fixed to the supporting frame 31, wherein it is understood that the first supporting member 32 and the second supporting member 33 can also be hinged to the supporting frame 31, and this is not limited in this embodiment. In the present embodiment, the first supporting member 32 and the second supporting member 33 are both cylindrical. It is understood that the first support member 32 and the second support member 33 may be any member having a cylindrical shape and a certain length, a spindle-shaped rod, a spherical ball, etc.
Preferably, the geometric center of the first support 31 is spaced from the geometric center of the feed roller 20 by a first distance, and the geometric center of the second support 31 is spaced from the geometric center of the feed roller 20 by a second distance, the first distance being equal to the second distance. Therefore, the first supporting piece 31 and the second supporting piece 32 are on the same horizontal plane, and when the feeding roller 20 is supported, the feeding roller can be completely kept horizontal and cannot be inclined, so that the conveying precision of the feeding roller 20 is ensured, and the printing precision of the printing equipment is further ensured.
Preferably, the first support member 32 includes a first support roller, the second support member 33 includes a second support roller, and the feed roller 20 drives the first support roller and the second support roller to rotate. In this embodiment, the first supporting roller includes a first supporting portion 322 and a first connecting portion 321; the first connecting portion 321 is connected to the first supporting portion 322 and the supporting frame 31; the second support roller includes a second support portion 332 and a second connection portion 331; the second connecting portion 331 is connected to the second supporting portion 332 and the supporting frame 31. In this embodiment, the length of the feed roller 20 is more than ten times the length of the first support part 322 and the second support part 332, so the first support part 322 and the second support part 332 can bear a large weight without deformation and bending, thereby ensuring the smoothness of the feed roller 20. Meanwhile, the first supporting part 322 and the second supporting part 332 with circular cross sections are in sliding contact with the feeding roller 20 with the same circular cross section, and when the feeding roller 20 rotates, the first supporting part 322 and the second supporting part 332 can be driven to rotate, so that the friction force between the feeding roller 20 and the first supporting part 322 and the second supporting part 332 is weakened, the abrasion of the feeding roller 20 and the first supporting part 322 and the second supporting part 332 is reduced, the service lives of the feeding roller 20, the first supporting part 322 and the second supporting part 332 are prolonged, and the cost is saved.
In another embodiment, the feeding roller supporting seat 30 further includes a first elastic member and a second elastic member; the cross section of the first elastic piece is annular, and the first elastic piece is sleeved on the first supporting part 322 and used for supporting the feeding roller 20; the cross section of the second elastic member is annular, and the second elastic member is sleeved on the second supporting portion 332 and used for supporting the feeding roller 20. In this embodiment, the first elastic member and the second elastic member are both rubber rings, and when the material wound on the feeding roller 20 becomes thicker and thicker, the rubber rings will contract to release a certain space for the wound material, so as to avoid that the wound material is extruded and damaged due to too small space; when the material wound on the feeding roller 20 becomes thinner and thinner, the rubber ring can stretch and fill the space which is excessive due to the release of the material, so that the feeding roller 20 is prevented from being bent due to suspension. Meanwhile, the length of the first elastic member is equal to that of the first supporting portion 322, and the length of the second elastic member is equal to that of the second supporting portion 332, so that the first supporting portion 322 and the second supporting portion 332 can be completely wrapped by a rubber ring, and the feeding roller 20 is completely contacted with the rubber ring, and the situation that the feeding roller is directly contacted with the first supporting portion 322 and the second supporting portion 332 and is not beneficial to the rotation of the feeding roller 20 does not occur. In this embodiment, the cross section of the first supporting portion 322 and the second supporting portion 332 may be circular or square, wherein the elastic member may also be a foam ring, which is not limited herein.
Preferably, the supporting frame 31 includes a bottom plate 311, a first side plate 312 and a second side plate 313, the bottom plate 311 is connected to the first side plate 312 and the second side plate 313 respectively, the first side plate 312 and the second side plate 313 are arranged in parallel and at an interval, and the top of the first side plate 312 and the top of the second side plate 313 are used for supporting the first support 32 and the second support 33.
Preferably, a first groove 314, a first mounting hole 316 and a second mounting hole 317 are formed in the top of the first side plate 312, an opening of the first groove 314 faces away from the bottom plate 311, and the first groove 314 is located between the first mounting hole 316 and the second mounting hole 317; a second groove 315, a third mounting hole 318 and a fourth mounting hole 319 are formed in the top of the second side plate 313, an opening of the second groove 315 faces away from the bottom plate 311, and the second groove 315 is located between the third mounting hole 318 and the fourth mounting hole 319; both ends of the first supporting member 32 are respectively inserted into the first mounting hole 316 and the third mounting hole 318, and both ends of the second supporting member 33 are respectively inserted into the second mounting hole 317 and the fourth mounting hole 319; the first mounting hole 316 and the third mounting hole 318 are disposed opposite to each other, and the second mounting hole 317 and the fourth mounting hole 319 are disposed opposite to each other. In this embodiment, the groove is a V-shaped groove, and since the feeding roller 20 is erected by the first support 32 and the second support 33, the feeding roller 20 protrudes downward by a portion, and the V-shaped groove is used for accommodating the downward protruding portion of the feeding roller 20, so that the feeding roller 20 is not scratched by the first side plate 312 or the second side plate 313. Wherein, it is understood that the groove may be an arc-shaped groove, which is not particularly limited herein.
Meanwhile, in a preferred embodiment, the highest point of the first support 32 and the second support 33 is higher than the upper ends of the first side plate 312 and the second side plate 313, so that the feed roller 20 is prevented from contacting the first side plate 312 and the second side plate 313, and the upper end surfaces of the first side plate 312 and the second side plate 313 are formed into an approximately m shape, so that the feed roller 20 is prevented from being damaged when contacting the first side plate 312 and the second side plate 313 due to overweight.
In another embodiment, the supporting frame 31 further includes 4 bearings, and the bearings are respectively embedded in the first mounting hole 316, the second mounting hole 317, the third mounting hole 318 and the fourth mounting hole 317. Both ends of the first support member 32 are inserted into bearings in the first mounting hole 316 and the third mounting hole 318, respectively, and both ends of the second support member 33 are inserted into bearings in the second mounting hole 317 and the fourth mounting hole 319, respectively; embedding a bearing in the mounting hole reduces the wear of the first support 32 with the first side plate 312 and the second side plate 313 when rotating with the feed roller 20, and the wear of the second support 33 with the first side plate 312 and the second side plate 313 when rotating with the feed roller 20.
Preferably, the supporting frame 31 further includes a third side plate, the third side plate is connected to the bottom plate 311, the third side plate is spaced from the first side plate 312 by a first predetermined distance, the third side plate is spaced from the second side plate 313 by a second predetermined distance, the first predetermined distance is equal to the second predetermined distance, and the third side plate is used for fixing the supporting frame 31 at a designated position of an external device. This design avoids damage to the feed roll 20 from contact of the third side plate with the feed roll 20. In this embodiment, the third side plate is provided with a fixing hole, and the fixing hole is used for fixing the feed roller support seat 30 on the printing equipment, so that the support frame 31 is directly connected with the third side plate without adjusting the balance of the support frame 31, and the structure is simple.
Referring to fig. 2 and fig. 3, in a preferred embodiment, the feeding roller supporting seat 30 further includes a fixing member 34, the fixing member 34 includes a fixing arm 341 and a supporting arm 342, and the fixing arm 341 is vertically connected to the supporting arm 342; the supporting arm 342 is connected with the bottom plate 311 and is used for supporting the supporting frame 31; the fixing arm 341 is spaced apart from the base plate 311 by a third predetermined distance. In this embodiment, the supporting arm 342 is located below the bottom plate 311 for supporting the entire supporting frame 31, and the fixing arm 341 is connected to the printing apparatus for mounting the entire feeding roller supporting seat 30 on the printing apparatus and located below the feeding roller 20; the fixing arm 341 is provided with a mounting circular hole 345 for fixing the fixing member 34 to the printing apparatus, and the fixing member 34 is firmly locked to the printing apparatus by a screw.
Preferably, a plurality of bolts 343 are connected to the fixing member 34, and the plurality of bolts 343 are movably connected to the support arm 342 and the support frame 31; one end of the bolt 343, which faces away from the supporting frame 31, extends out of the supporting arm 342 for adjusting the height between the supporting frame 31 and the supporting arm 342. In this embodiment, the number of the bolts 343 is four, and the four bolts 343 are arranged in a rectangle; when the feed roller support seat 30 is installed for the first time, the height of the bottom plate 311 and the support arm 342 is zero, so that the installation of the feed roller support seat 30 is facilitated, and the feed roller 20 is not touched; after the feed roll supporting seat 30 is installed, the four bolts 343 are adjusted to enable the first supporting member 32 and the second supporting member 33 to be in contact with the feed roll 20, and the whole supporting frame 31 is horizontally placed.
Preferably, the fixing member 34 is further provided with a plurality of locking holes 344, and the bottom plate 311 is provided with fixing holes matched with the locking holes 344; the support frame 31 is locked on the fixing member 34 by a fastener through connecting the locking hole 344 and the fixing hole, and the cross section of the locking hole 344 is in a strip shape. In this embodiment, the number of the locking holes 344 is 4, and 4 the locking holes 344 are located in the rectangle and are arranged in a rectangle, so that the adjustment of the supporting frame 31 by the bolt 343 is not affected, and the supporting frame 31 can be locked without shaking. In this embodiment, the longer portion of the strip-shaped locking hole 344 is perpendicular to the intersection line of the fixed arm 341 and the supporting arm 342, so that the distance between the supporting frame 31 and the fixed arm 341 can be adjusted according to the radius of the feeding roller 20. In another variant embodiment, the longer part of the strip-shaped locking hole 344 is parallel to the intersection line of the fixed arm 341 and the supporting arm 342, so that the position of the supporting frame 31 on the supporting arm 342 can be adjusted according to different feeding rollers 20, and the supporting frame 31 can be kept balanced.
Referring to fig. 4, the present invention further discloses a printing apparatus, which includes a printer frame 10, a feeding roller 20 and a feeding roller supporting seat 30; the feed roller 20 is mounted on the printer frame 10, the feed roller support seat 30 is fixed on a side wall of the printer frame 10 for supporting the feed roller 20, the feed roller support seat 30 is the feed roller support seat 30, and the specific structure of the feed roller support seat 30 is described in the foregoing embodiments and is not described herein again. In one embodiment, the feed roller support base 30 includes a support frame 31, a first support 32, and a second support 33; the first supporting part 32 is movably connected with the supporting frame 31, the second supporting part 33 is movably connected with the supporting frame 31, the first supporting part 32 and the second supporting part 33 are arranged side by side at a preset distance, and the first supporting part 32 and the second supporting part 33 are used for erecting the feed roller 20.
Preferably, the feed roller support seat 30 is fixed to be in contact with the feed roller 20 just below the geometric center of the feed roller 20. When there is only one feed roller support seat 30, it can be known from mechanics knowledge that the support effect is the best when the feed roller support seat 30 is installed in the middle of the feed roller 20. In another embodiment, the number of the feed roller support seats 30 is 2, 2 feed roller support seats 30 are spaced apart by a fourth predetermined distance, the fourth predetermined distance is one third of the length of the feed roller 20, one of the feed roller support seats 30 is spaced apart from the first end face of the feed roller 20 by one third of the length of the feed roller 20, and the other feed roller support seat 30 is spaced apart from the second end face of the feed roller 20 by one third of the length of the feed roller 20. By the installation, the feeding roller 20 can be well supported, and the friction force between the first support member 32 and the coiled material and the second support member 33 is small, so that the cost is saved, and the quality is ensured.
Preferably, the number of the feed roller support seats 30 is several, and several feed roller support seats 30 are fixed on the side wall of the printer frame 10 at equal intervals; the feeding roller supporting seats 30 are positioned below the feeding roller 20 and used for supporting the feeding roller 20. The feeding roller supporting seats 30 are arranged at equal intervals, so that the feeding roller 20 is uniformly stressed and can be well kept relatively stable, feeding or coil receiving is accurate, and printing accuracy is guaranteed.
In summary, the feed roller support seat 30 of the present invention has the following beneficial effects: firstly, the feeding roller 20 is supported by the first support 32 and the second support 33, so that the bending deformation of the feeding roller 20 due to the overweight of the feeding roller or the overweight of the conveyed material can be avoided, and secondly, the support space for placing the feeding roller 20 is formed between the first support 32 and the second support 33, so that the manufacturing is convenient, and the support is more stable; in addition, the first support member 32 and the second support member 33 are movably connected with the support frame 31, when the feed roller 20 rotates for feeding, the first support member 32 and the second support member 33 rotate along with the feed roller 20, and friction between the first support member 32 and the second support member 33 and the feed roller 20 is reduced. The printing equipment comprises a printer frame 10, a feeding roller 20 and a feeding roller supporting seat 30; the feeding roller 20 is erected on the printer frame 10, and the feeding roller supporting seat 30 is fixed on the side wall of the printer frame 10 and used for supporting the feeding roller 20, so that the printing precision of the printing equipment is ensured. The feed roller support seat 30 and the printing equipment with the feed roller support seat 30 have simple structures and can effectively prevent the feed roller 20 from being bent.
The above detailed description of the feeding roller supporting seat and the printing apparatus having the feeding roller supporting seat provided by the present invention, and the specific examples are applied herein to explain the principle and the embodiment of the present invention, and the description of the above examples is only used to help understanding the method and the core idea of the present invention; meanwhile, for a person skilled in the art, according to the idea of the present invention, there may be a change in the specific implementation and application scope, and in summary, the content of the present specification is only an implementation of the present invention, and not a limitation to the scope of the present invention, and all equivalent structures or equivalent flow transformations made by the content of the present specification and the attached drawings, or directly or indirectly applied to other related technical fields, are included in the scope of the present invention. And should not be construed as limiting the invention.
Claims (9)
1. A feed roll supporting seat is characterized by comprising a supporting frame, a first supporting piece and a second supporting piece; the first supporting piece is movably connected with the supporting frame, and the second supporting piece is movably connected with the supporting frame; the first supporting piece protrudes out of the top of the supporting frame, and the second supporting piece protrudes out of the top of the supporting frame; the first supporting piece and the second supporting piece are arranged in parallel at a preset distance, and are used for erecting the feeding roller; the first support comprises a first support roller and the second support comprises a second support roller; the feeding roller drives the first supporting roller and the second supporting roller to rotate; the first supporting roller comprises a first supporting portion, the second supporting roller comprises a second supporting portion, and the length of the feeding roller is larger than ten times of the length of the first supporting portion and the length of the second supporting portion.
2. The feed roller support seat according to claim 1, wherein the support frame comprises a bottom plate, a first side plate and a second side plate, the bottom plate is connected with the first side plate and the second side plate respectively, the first side plate and the second side plate are arranged in parallel at an interval, and the top of the first side plate and the top of the second side plate are used for supporting the first support roller and the second support roller.
3. The feed roller support seat according to claim 2, wherein a first groove, a first mounting hole and a second mounting hole are formed in the top of the first side plate, an opening of the first groove faces away from the bottom plate, and the first groove is located between the first mounting hole and the second mounting hole; a second groove, a third mounting hole and a fourth mounting hole are formed in the top of the second side plate, an opening of the second groove faces away from the bottom plate, and the second groove is located between the third mounting hole and the fourth mounting hole; two ends of the first supporting piece are respectively inserted into the first mounting hole and the third mounting hole, and two ends of the second supporting piece are respectively inserted into the second mounting hole and the fourth mounting hole; the first mounting hole and the third mounting hole are arranged oppositely, and the second mounting hole and the fourth mounting hole are arranged oppositely.
4. The feed roll support block of claim 3, wherein the support frame further comprises a third side plate; the third side plate is vertically connected with the bottom plate, a first preset distance is formed between the third side plate and the first side plate, a second preset distance is formed between the third side plate and the second side plate, and the first preset distance is equal to the second preset distance.
5. The feed roll support block of claim 3, further comprising a fastener; the fixing piece comprises a fixing arm and a supporting arm, and the fixing arm is vertically connected with the supporting arm; the supporting arm is connected with the bottom plate and used for supporting the supporting frame; the fixed arm is spaced a third predetermined distance from the base plate.
6. The feed roll support block of claim 5, wherein the fixed member is connected to a plurality of bolts, the plurality of bolts being movably connected to the support arm and the support frame; one end of the bolt, which is back to the support frame, extends out of the support arm and is used for adjusting the height between the support frame and the support arm.
7. The feed roll support block of claim 1, wherein the geometric center of the first support member is spaced a first distance from the geometric center of the feed roll, and the geometric center of the second support member is spaced a second distance from the geometric center of the feed roll, the first distance being equal to the second distance.
8. A printing device is characterized by comprising a printer frame, a feeding roller and a feeding roller supporting seat; the feeding roller is erected on the printer frame, and the feeding roller supporting seat is fixed on the side wall of the printer frame and used for supporting the feeding roller, wherein the feeding roller supporting seat is the feeding roller supporting seat in any one of claims 1 to 7.
9. The printing apparatus of claim 8, wherein the number of the feed roller supports is several, and several feed roller supports are fixed on the side wall of the printer frame at equal intervals; the feeding roller supporting seats are positioned below the feeding rollers and used for supporting the feeding rollers.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711240152.9A CN108016150B (en) | 2017-11-30 | 2017-11-30 | Feed roll supporting seat and printing equipment with same |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711240152.9A CN108016150B (en) | 2017-11-30 | 2017-11-30 | Feed roll supporting seat and printing equipment with same |
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| Publication Number | Publication Date |
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| CN108016150A CN108016150A (en) | 2018-05-11 |
| CN108016150B true CN108016150B (en) | 2020-01-03 |
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| CN201711240152.9A Active CN108016150B (en) | 2017-11-30 | 2017-11-30 | Feed roll supporting seat and printing equipment with same |
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| CN201325782Y (en) * | 2008-09-27 | 2009-10-14 | 宁波荣溢化纤科技有限公司 | Film supply structure for preparing single orientation prepreg tape |
| JP2010201690A (en) * | 2009-03-02 | 2010-09-16 | Ricoh Co Ltd | Recording medium feeder and image forming device |
| CN201538104U (en) * | 2009-09-07 | 2010-08-04 | 深圳市润天智图像技术有限公司 | Medium control mechanism and ink-jet machine |
| CN203805518U (en) * | 2014-04-14 | 2014-09-03 | 薛征宇 | Medium conveying device of printer |
| CN204382387U (en) * | 2015-01-15 | 2015-06-10 | 河南省超亚医药器械有限公司 | Heating bag ventilated membrane perforating device is pasted in moxibustion |
| CN204777801U (en) * | 2015-06-24 | 2015-11-18 | 浙江港流高分子科技有限公司 | Place work or material rest of polymer coiled material |
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| CN108016150A (en) | 2018-05-11 |
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