CN102173212A - Peening hammer and peening hammer component - Google Patents
Peening hammer and peening hammer component Download PDFInfo
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- CN102173212A CN102173212A CN2011100368132A CN201110036813A CN102173212A CN 102173212 A CN102173212 A CN 102173212A CN 2011100368132 A CN2011100368132 A CN 2011100368132A CN 201110036813 A CN201110036813 A CN 201110036813A CN 102173212 A CN102173212 A CN 102173212A
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- peening hammer
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- hammer
- peening
- cylindrical hole
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Abstract
The invention provides a peening hammer, which comprises a body. One end of the body is provided with a cylindrical driving shaft sleeve part, while the other end is provided with a columnar beating part; the outer end face of the beating part is a beating surface; and the center of the beating part facing the inner end face of the driving shaft sleeve part is provided with a columnar hole along the axis of the column. The peening hammer with the structure has uniform integral wall thickness, cannot shrink or deform in the injection molding process, and has a good structure and flat beating surface. Moreover, a columnar metal body inserted into the columnar hole can indirectly transmit the dynamic of a driving shaft to the beating part of the peening hammer; because the metal body is firm and hard to deform, the contact area of the metal body and the beating part is large, and the metal body and the beating part are firmly contacted, the beating part is uniformly stressed, and the service life of the peening hammer is prevented from being influenced due to severe local abrasion of the peening hammer. In addition, a peening hammer of another printer is correspondingly improved, and the manufacturing efficiency and product quality of the peening hammer are improved.
Description
Technical field
The present invention relates to a kind of printing consumables, the especially peening hammer that uses on the impact printer, and a kind of peening hammer assembly.
Background technology
In banking system or the financial market, impact printer is adopted in the printing of denomination usually on the check, it is transferred to the carbon dust on the carbon ribbon that passes between peening hammer and the letter disk on the print media (being check) by the bump of the peening hammer in printer letter disk, realizes printing purpose.The check denomination error rate of this printing is low, antifalsification good, can avoid economic loss.
Check need be discerned and be handled by unified in fund transfer system by cleaning-sorting machine, and therefore, banker's check must have higher identifiability, and the integrality of its writing and clarity will be higher than the printing writing of general applications.Adopt the magnetic carbon ribbon can make printing writing clear, complete.The magnetic carbon ribbon be thickness be on the plastic sheeting tape base of 8-10um evenly spraying magnetic carbon dust be made.This magnetic carbon dust is littler than common carbon dust for the adhesive force of carbon ribbon tape base, so, under same peening hammer bump dynamics, the easier adhesive force that overcomes it to tape base of magnetic carbon dust, thereby the magnetic carbon dust shifts ground more thoroughly, fully, the final printing writing complete display that obtains.
Impact printer, comprise the data inputting interface, paper delivering mechanism and print components, print components has one by the shaft-driven peening hammer of motor-driven, a carbon ribbon box and a discoidal letter disk that rotates by control module control by the driving gear drives tape transport, one circle periphery of letter disk is provided with the type matrix of symbols such as 0-9 and decimal point, carbon ribbon is walked around the letter disk side face, the paper transport path of paper delivering mechanism is passed between letter disk and peening hammer, peening hammer impacts the letter disk side face across paper and carbon ribbon under driving force, so the carbon dust of character shape is transferred on the paper, thus the denomination of check by complete display print.
In Fig. 1, show a kind of impact printer that is used for Check Printing.It has a data input keyboard 4 and a display screen 3, is respectively applied for the input data and shows the data of being imported.Check 2 to be printed can be stored in the printer housing 1, and printing finishes, and has another outlet output from printer housing 1 of the check 2 of denomination.
In Fig. 2,3 and 4, show the printing principle assumption diagram of this impact printer inside.Be provided with a coil tension spring 7 at the paper storage place, be used for check to be printed 2 is headed in the paper transport path 12.Paper transport path 12 is provided with many group driven rollers 8, and under the drive of driven roller 8, check 2 to be printed is transported to print position.At print position, a side that is positioned at paper transport path 12 is equipped with carbon ribbon box 5, and the carbon ribbon 6 of carbon ribbon box 5 is on a discoidal letter disk 11, and the side face of letter disk 11 is provided with the type matrix of symbols such as 0-9 and decimal point.The opposite side that is positioned at paper transport path 12 is provided with motor driving shaft 9, and suit peening hammer 10 on the motor driving shaft 9, peening hammer 10 impact the side face of letter disk 11 under driving shaft 9 driving force effects.
Shown in Fig. 5,6 and 7, be the structure chart of the peening hammer that uses on the above-mentioned impact printer.Peening hammer is a moulding, and it has the sleeve part 101 and the portion that impacts 102 that is used to impact the letter disk side face that are used to be sleeved on the driving shaft.It is cylindric that sleeve part is, and its inside has the internal diameter consistent with the driving shaft external diameter.And the breach that one 1/3rd periphery is arranged on the periphery of sleeve part makes sleeve part to install on the driving shaft perpendicular to driving shaft axis direction cover from upper edge, driving shaft side.In addition, on the outer peripheral face than one section of thick internal diameter of sleeve part, be provided with a breach 1011, make things convenient for the operation of peening hammer process for integrally manufacturing.Impacting portion 102 is fixed together with sleeve part 101.Impact portion's 102 stepped cylinders, the thick internal diameter of end that diameter is big and sleeve part 101 fuses for one section, and the end that diameter is little has a circle to impact face 1022.At the cylinder center that impacts portion 102 wedged hole 1021 is arranged, the design of wedged hole makes that to impact portion's Shooting Technique easy to operate.
But, in this peening hammer injection moulding process,, cause the peening hammer shrinking deformation easily owing to impact the wall unevenness of portion and sleeve part, make the face that the impacts injustice of peening hammer.And in the printer prints process, must guarantee that peening hammer has a smooth face that impacts, could make printing writing clear, complete.So, after peening hammer completes, need carry out the secondary polishing, the face that will impact polishes, thereby guarantees printing effect.In addition, during the drive shaft peening hammer, the shaft head of driving shaft is impacting the application of force on the end face that has wedged hole of portion, because the shaft head of driving shaft contacts with end face is just local, cause the peening hammer unbalance stress, the loss of stressed place is bigger, weares and teares easily, can not guarantee the complete display of printing writing.
In Fig. 8,9 and 10, show the impact printer that another kind is used for printed checks.Its basic structure is similar to above-mentioned impact printer with principle.At the paper storage place coil tension spring 7 ' is arranged, be used for check to be printed 2 ' is headed in the paper transport path 12 '.Paper transport path 12 ' is provided with many group driven rollers 8 ', and under the drive of driven roller 8 ', check 2 ' to be printed is transported to print position.At print position, a side that is positioned at paper transport path 12 ' is equipped with carbon ribbon box 5 ', and the carbon ribbon 6 ' of carbon ribbon box 5 ' is on a discoidal letter disk 11 ', and the side face of letter disk 11 ' is provided with the type matrix of symbols such as 0-9 and decimal point.The opposite side that is positioned at paper transport path 12 ' is provided with motor driving shaft 9 ', the dead ahead of motor driving shaft 9 ' is provided with a peening hammer 10 ', peening hammer 10 ' is fixed on the guide plate of paper transport path by a posting 14 ', and peening hammer 10 ' can strike on the side face of letter disk 11 ' under the driving force effect of driving shaft 9 '.
In Figure 11,12 and 13, be the structure chart of the peening hammer 10 ' that uses on the impact printer among Fig. 8.Peening hammer 10 ' has a tup portion 102 ' and a hammer handle portion 101 '.Tup portion 102 ' is cylindrical shape, has a circle to impact face 1020 '.Hammer handle portion 101 ' is for having the rectangular plate of certain radian, and hammer handle 101 ' one end is fixedly connected on the side face of tup portion 102 ', on the other end of hammer handle 101 ' erection column 103 ' is set.
In Figure 14, show the stereogram of peening hammer and posting.Posting 14 ' comprises a rectangle frame 142 ', a fixedly connected push-and-pull portion 141 ' that has the elongate in shape of crotch on a minor face frame of rectangle frame 142 '.Be provided with an installing hole 143 ' at rectangle frame 142 ' and push-and-pull portion 141 ' connecting portion.The erection column 103 ' of peening hammer 10 ' can be fastened in the installing hole 143 ', and the portion that hangs one's head 102 ' of peening hammer 10 ' is positioned at the center of rectangle frame 142 '.
Peening hammer among Figure 14, because tup portion 102 ' is a solid cylinder, peening hammer integral wall thickness ununiformity is even, in injection moulding process, causes the peening hammer shrinking deformation easily, the face that the impacts out-of-flatness of peening hammer.And in the printer prints process, must guarantee that peening hammer has a smooth face that impacts, could make printing writing clear, complete.So, after peening hammer completes, need carry out the secondary polishing, the face that will impact polishes, thereby guarantees printing effect.
The peening hammer that uses on two kinds of impact printers that above Check Printing is used, manufacturing process is loaded down with trivial details, after each injection molding is finished, also needs the secondary polishing.And, become burnishing surface even impact face after the polishing, but because the distortion at all the other positions of peening hammer that wall unevenness causes does not still change, and it is inhomogeneous still can to cause impacting dynamics, the character of printing will occur, and influences the character recognition effect incomplete.
Summary of the invention
Main purpose of the present invention provides a kind of easy to make, service-strong peening hammer that is used for using on the impact printer.
Another object of the present invention provides a kind of peening hammer assembly that uses on impact printer.
For realizing above-mentioned main purpose, a kind of peening hammer provided by the invention comprises body, and body one end is the driving shaft sleeve portion of tubular, and the body other end is the portion that impacts of cylinder body shape, and the outer face that impacts portion is for impacting face; Axis direction along cylinder has a cylindrical hole towards the center of the inner face of driving shaft sleeve portion in the portion that impacts.
By such scheme as seen, the cylindrical hole that the portion inner face of impacting is offered makes that the whole wall thickness of peening hammer is more even, thus in injection moulding process, can shrinking deformation, thus one-time formed peening hammer overall structure is good, particularly has the smooth face that impacts.
A preferred scheme is cylindricality metallic object of fastening installation in the cylindrical hole.During use, the driving shaft sleeve portion of peening hammer is sleeved on the driving shaft, the front end of driving shaft withstands on the cylindricality metallic object that impacts in portion's cylindrical hole, the driving force of driving shaft by the metallic object indirect transfer to impacting in the portion.Because metallic object is not firm in structure yielding, and metallic object is with to impact portion's contact-making surface big and contact firmly, so impact in the portion stressed even.And metallic object increased the heavy burden of peening hammer, guaranteed the dynamics that impacts of peening hammer.
Further scheme is, the face area of cylindrical hole is slightly larger than that hitting takes taxi effectively hits the area of taking taxi.Hitting takes taxi effectively impacts the contact-making surface that face refers to type matrix when bump on the face of impacting and the letter disk.When the face area of cylindrical hole when effectively impacting the face area, the dynamics that peening hammer impacts letter disk is even, avoids the overweight face of impacting that causes of local loss uneven and influence printing effect.
Another kind of peening hammer provided by the invention comprises tup portion, and tup portion is cylindrical body, and an end face of cylindrical body is for impacting face; Hammer handle portion, hammer handle portion one end is connected on the side face of tup portion, and the other end of hammer handle portion is provided with erection column; There is a cylindrical hole center of another end face of cylindrical body along the axis direction of cylindrical body.
By such scheme as can be known, impact the design of cylindrical hole in the portion, make that the whole wall thickness of peening hammer is more even, thus in injection moulding process, can shrinking deformation, thus one-time formed peening hammer overall structure is good, has the smooth face that impacts.
A preferred scheme is cylindricality metallic object of fastening installation in the cylindrical hole.During use, the end face that has metallic object of the tup portion of driving shaft puss hammer, the driving force of driving shaft is passed through the metallic object indirect transfer to tup portion.Because metallic object is not firm in structure yielding, and metallic object is big with tup portion contact-making surface and contact firmly, so stressed even in the tup portion.And metallic object increased the heavy burden of peening hammer, guaranteed the dynamics that impacts of peening hammer.
Further scheme is, the face area of cylindrical hole is slightly larger than that hitting takes taxi effectively hits the area of taking taxi.Hitting takes taxi effectively impacts the contact-making surface that face refers to type matrix when bump on the face of impacting and the letter disk.When the face area of metallic object when effectively impacting the face area, it is even to make that peening hammer impacts the dynamics of letter disk, avoids the overweight face of impacting that causes of local loss uneven and influence printing effect.
A kind of peening hammer assembly provided by the invention comprises posting, and posting comprises a framework, and framework is provided with an installing hole, and connects a push-and-pull portion on the framework; Peening hammer, peening hammer comprises a tup portion, tup portion is cylindrical body, an end face of cylindrical body is for impacting face, peening hammer also comprises a hammer handle portion, and hammer handle portion one end is connected on the side face of tup portion, and the other end of hammer handle portion is provided with erection column, erection column inserts in the installing hole just, and peening hammer is in the restriction that is not subjected to framework perpendicular to the swing that impacts the face direction; The axis direction of upper edge, the center cylindrical body of another circular end surface of cylindrical body has a cylindrical hole.
After adopting such scheme, impact the cylindrical hole in the portion, make that the whole wall thickness of peening hammer is more even, thus in injection moulding process, can shrinking deformation, thus one-time formed peening hammer overall structure is good, has the smooth face that impacts.This peening hammer group production process is simple, and attaches it in the printer, because the peening hammer overall structure is good, makes the printing writing complete display.
A preferred scheme is cylindricality metallic object of fastening installation in the cylindrical hole.
Further scheme is, the face area of cylindrical hole is slightly larger than that hitting takes taxi effectively hits the area of taking taxi.
In sum, the present invention makes the whole wall thickness of peening hammer more even by the improvement to the peening hammer structure, makes that the peening hammer making back structure of injection mo(u)lding is good, has the smooth face that impacts, thereby guarantees the printing writing complete display.
Description of drawings
Fig. 1 is a kind of stereogram of impact printer;
Fig. 2 is the inner schematic diagram of printing the principle part of a kind of impact printer;
Fig. 3 is the inner stereogram of printing the principle part of a kind of impact printer;
Fig. 4 is the inner stereogram of printing another angle of principle part of a kind of impact printer;
Fig. 5 is the schematic diagram of the peening hammer of use in a kind of impact printer;
Fig. 6 is the A-A cutaway view of Fig. 5;
Fig. 7 is the stereogram of the peening hammer of use in a kind of impact printer;
Fig. 8 is the inner stereogram of printing the principle part of another kind of impact printer;
Fig. 9 is the inner stereogram (the peening hammer assembly is transferred in mounting groove) of printing the principle part of another kind of impact printer;
Figure 10 is the inner stereogram (the peening hammer assembly is transferred in mounting groove) of printing another angle of principle part of another kind of impact printer;
Figure 11 is the schematic diagram of the peening hammer that uses on the another kind of impact printer;
Figure 12 is the B-B cutaway view among Figure 11;
Figure 13 is the stereogram of the peening hammer that uses on the another kind of impact printer;
Figure 14 is the three-dimensional exploded view of the peening hammer assembly that uses on the another kind of impact printer;
Figure 15 is the schematic diagram of peening hammer embodiment one of the present invention;
Figure 16 is the C-C cutaway view of Figure 15;
Figure 17 is the three-dimensional exploded view of peening hammer embodiment one of the present invention;
Figure 18 is the schematic diagram of peening hammer embodiment two of the present invention;
Figure 19 is the D-D cutaway view of Figure 18;
Figure 20 is the stereogram of peening hammer embodiment two of the present invention;
Figure 21 is the three-dimensional exploded view of peening hammer embodiment two of the present invention;
Figure 22 is the stereogram of peening hammer assembly embodiment of the present invention;
Figure 23 is the stereogram of another angle of peening hammer assembly embodiment of the present invention.
The invention will be further described below in conjunction with accompanying drawing and each embodiment.
The specific embodiment
Peening hammer embodiment one
Referring to Figure 15,16 and 17, a kind ofly be used to be installed in the peening hammer that uses on a kind of impact printer, a sleeve part 21 and the portion that impacts 22 that is used to impact letter disk that is used to be sleeved on the driving shaft is arranged, sleeve part 21 and to impact portion 22 one-body molded by injection moulding processing.Sleeve part 21 is tubular, and present embodiment is preferably cylindric, and its inside has the internal diameter consistent with the driving shaft external diameter.And the breach that one 1/3rd periphery is arranged on the periphery of sleeve part 21 makes sleeve part 21 to install on the driving shaft perpendicular to driving shaft axis direction cover from upper edge, driving shaft side.In addition, on the outer peripheral face than one section of thick internal diameter of sleeve part 21, be provided with a breach 211, make things convenient for the operation of peening hammer process for integrally manufacturing.Impact portion 22 and be cylinder body shape, present embodiment is preferably stepped cylinder, and the thick internal diameter of end that diameter is big and sleeve part 21 fuses for one section, and the end that diameter is little has a circle to impact face 220.At the cylinder center that impacts portion 22 cylindrical hole is arranged, cylindrical metal body 221 of fastening installation in the cylindrical hole.The face area of cylindrical metal body 221 effectively impacts area greater than what impact face 220.
Can be referring to Fig. 2,4, during use, sleeve part is sleeved on the driving shaft from 1/3rd gap portions of the sleeve part of peening hammer, can print.During printing, the drive shaft peening hammer impacts letter disk.
Peening hammer embodiment two
Referring to Figure 18,19,20,21, a kind of being used to is installed in the peening hammer that uses on the another kind of printer, and a tup portion 32 and a hammer handle portion 31 are arranged.Tup portion 32 is cylindrical body, present embodiment is preferably cylinder, a circular end surface of cylinder is for impacting face 320, there is a cylindrical hole center of another circular end surface along the cylinder axis direction, inserts one and cylindrical hole cylindrical metal body 321 of the same size in the cylindrical hole.The face area of cylindrical metal body 321 effectively impacts area greater than what impact face 320.Hammer handle portion 31 is for having the rectangular plate of certain radian, hammer handle 31 1 ends are fixedly connected on the side face of tup portion 32, erection column 33 is set on the other end of hammer handle 31, erection column 33 is used for peening hammer is installed in posting, posting is fixed in the interior locating slot of printer again, thereby peening hammer can impact letter disk in printer.
Peening hammer assembly embodiment
Referring to Figure 22,23, a kind ofly be used to be installed in the peening hammer assembly that uses on the another kind of printer, a peening hammer and a posting are arranged.When the peening hammer in printer wearing and tearing need to change, often be that peening hammer and posting disassemble together and change.
Referring to Figure 18,19,20,21, peening hammer has a tup portion 32 and a hammer handle portion 31.The tup portion 32 of present embodiment is preferably cylinder, a circular end surface of cylinder is for impacting face 320, there is a cylindrical hole center of another circular end surface along the cylinder axis direction, inserts one and cylindrical hole cylindrical metal body 321 of the same size in the cylindrical hole.The face area of cylindrical metal body 321 effectively impacts area greater than what impact face 320.Hammer handle portion 31 is for having the rectangular plate of certain radian, and hammer handle 31 1 ends are fixedly connected on the side face of tup portion 32, and erection column 33 is set on the other end of hammer handle 31.
Referring to Figure 22,23, posting comprises a rectangle frame 42, a fixedly connected push-and-pull portion 41 that has the elongate in shape of crotch on a minor face frame of rectangle frame 42.Be provided with an installing hole at rectangle frame 42 and push-and-pull portion 41 connecting portions.The erection column 33 of peening hammer can be fastened in the installing hole, and the tup portion 32 of peening hammer is arranged in rectangle frame 42, and the swing of certain amplitude ground can be done along vertically impacting the face direction by tup portion.
When being installed to the peening hammer assembly in the printer, can be referring to Fig. 9, promote push-and-pull portion 41, posting is inserted in the posting mounting groove in the printer, peening hammer promptly is in the dead ahead of driving shaft, drive shaft power can act on the metallic object of peening hammer, and the face that impacts of peening hammer impacts letter disk then.
The present invention is alleged to be hit to take taxi and effectively impacts area and refer to, and when peening hammer impacts letter disk, impacts the area of face and letter disk actual contact, impacts face reality usually and only contacts a type matrix on the letter disk.
Certainly, the foregoing description only is the preferable embodiment of the present invention, during practical application more variation can also be arranged, and for example, the portion of impacting of peening hammer is prismatic body, establishes a prismatic hole in prismatic body, like this, can guarantee that still wall thickness is even; Perhaps the driving shaft sleeve is the cylindrical body of all the other shapes, as long as suitable with driving shaft, these changes can realize purpose of the present invention equally.
It is emphasized that at last; the invention is not restricted to above-mentioned embodiment; as fastening installation in the cylindrical hole is the non-metallic material cylindrical body with certain degree of hardness and density; perhaps, the cylindrical body of inserting in the cylindrical hole is not one, but two cylindrical body are stacked and placed in the cylindrical hole; as long as these two cylindrical body fill up cylindrical hole; and wherein fastening, then can realize purpose of the present invention equally, more than these variations also should be included in the protection domain of claim of the present invention.
Claims (9)
1. peening hammer comprises
Body, the driving shaft sleeve portion that described body one end is a tubular, the described body other end is the portion that impacts of cylinder body shape, the described outer face of portion that impacts is for impacting face;
It is characterized in that:
Describedly impact portion the axis direction along described cylinder has a cylindrical hole towards the center of the inner face of described driving shaft sleeve portion.
2. peening hammer according to claim 1 is characterized in that:
Cylindricality metallic object of fastening installation in the described cylindrical hole.
3. peening hammer according to claim 1 and 2 is characterized in that:
The face area of described cylindrical hole be slightly larger than described hit to take taxi effectively hit the area of taking taxi.
4. peening hammer comprises
Tup portion, described tup portion is cylindrical body, and an end face of described cylindrical body is for impacting face;
Hammer handle portion, described hammer handle portion one end is connected on the side face of described tup portion, and the other end of described hammer handle portion is provided with erection column;
It is characterized in that:
There is a cylindrical hole center of another end face of described cylindrical body along the axis direction of described cylindrical body.
5. peening hammer according to claim 4 is characterized in that:
Cylindricality metallic object of fastening installation in the described cylindrical hole.
6. according to claim 4 or 5 described peening hammers, it is characterized in that:
The face area of described cylindrical hole be slightly larger than described hit to take taxi effectively hit the area of taking taxi.
7. be used to be installed in the peening hammer assembly in the impact printer, comprise
Posting, described posting comprise a framework, and described framework is provided with an installing hole, and connect a push-and-pull portion on the described framework;
Peening hammer, described peening hammer comprises a tup portion, described tup portion is cylindrical body, an end face of described cylindrical body is for impacting face, described peening hammer also comprises a hammer handle portion, and described hammer handle portion one end is connected on the side face of described tup portion, and the other end of described hammer handle portion is provided with erection column, described erection column inserts in the described installing hole just, and described peening hammer is in the restriction that is not subjected to described framework perpendicular to the swing that impacts the face direction;
It is characterized in that:
There is a cylindrical hole center of another end face of described cylindrical body along the axis direction of described cylindrical body.
8. peening hammer assembly according to claim 7 is characterized in that:
Cylindricality metallic object of fastening installation in the described cylindrical hole.
9. according to claim 7 or 8 described peening hammer assemblies, it is characterized in that:
The face area of described cylindrical hole be slightly larger than described hit to take taxi effectively hit the area of taking taxi.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201110036813 CN102173212B (en) | 2011-02-12 | 2011-02-12 | Peening hammer and peening hammer component |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201110036813 CN102173212B (en) | 2011-02-12 | 2011-02-12 | Peening hammer and peening hammer component |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102173212A true CN102173212A (en) | 2011-09-07 |
| CN102173212B CN102173212B (en) | 2013-07-10 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201110036813 Active CN102173212B (en) | 2011-02-12 | 2011-02-12 | Peening hammer and peening hammer component |
Country Status (1)
| Country | Link |
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| CN (1) | CN102173212B (en) |
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2011
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| 韩雪涛等: "《图解打印机/扫描仪原理与维修》", 31 January 2003, 人民邮电出版社 * |
Also Published As
| Publication number | Publication date |
|---|---|
| CN102173212B (en) | 2013-07-10 |
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