阅读说明：本技术 一种会计打孔装置 (Accounting perforating device ) 是由 不公告发明人 于 2020-06-04 设计创作，主要内容包括：本发明公开了一种会计打孔装置,属于会计用具技术领域。一种会计打孔装置,包括安装箱和加热套,安装腔内连接有导向套和转动座,导向套内分别滑动连接打孔钉和熔融钉,打孔钉和熔融钉上均连接第一定位轴,压把上连接有第二定位轴,第一定位轴与第二定位轴转动连接,打孔钉上设置有展平机构；第一转轴和第二转轴上分别连接有第一转环和第二转环,第一转套和第二转套通过扭簧相连,第一转套和第二转套内均开设有第一棘齿,第一棘爪和第二棘爪均与第一棘齿相啮合,第二棘爪上连接有弧形齿轮,开合轴上连接有开合齿轮,开合齿轮与弧形齿轮相啮合,转动座上设有单向机构；本发明在展平纸张后利用扭簧的储能特性,保证熔融时的稳定性。(The invention discloses an accounting punching device, and belongs to the technical field of accounting appliances. A punching device for accountants comprises an installation box and a heating sleeve, wherein a guide sleeve and a rotating seat are connected in an installation cavity, a punching nail and a melting nail are respectively connected in the guide sleeve in a sliding manner, a first positioning shaft is connected to the punching nail and the melting nail, a second positioning shaft is connected to a pressing handle, the first positioning shaft is rotatably connected with the second positioning shaft, and a flattening mechanism is arranged on the punching nail; the first rotating shaft and the second rotating shaft are respectively connected with a first rotating ring and a second rotating ring, the first rotating sleeve and the second rotating sleeve are connected through a torsion spring, first ratchets are arranged in the first rotating sleeve and the second rotating sleeve respectively, a first pawl and a second pawl are meshed with the first ratchets, an arc-shaped gear is connected to the second pawl, an opening and closing gear is connected to an opening and closing shaft and meshed with the arc-shaped gear, and a one-way mechanism is arranged on the rotating seat; the invention ensures the stability during melting by utilizing the energy storage characteristic of the torsion spring after the paper is flattened.)

1. The utility model provides an accounting perforating device, includes install bin (1) and heating jacket (106), heating jacket (106) fixed connection is on install bin (1), its characterized in that, install bin (101) have been seted up in install bin (1), fixedly connected with uide bushing (105) and rotation seat (104) are in proper order gone from left to right in installation bin (101) diapire, the quantity of uide bushing (105) specifically is two sets of, two sets of sliding connection punches nail (401) and melting nail (1061) in uide bushing (105) respectively, melting nail (1061) run through heating jacket (106), punch on nail (401) and melting nail (1061) equal fixed connection first locating shaft (4011), it is connected with first pivot (2) and second pivot (3) to rotate on seat (104), equal fixed connection presses (4) in first pivot (2) and second pivot (3), a second positioning shaft (4012) is fixedly connected to the pressing handle (4), the first positioning shaft (4011) and the second positioning shaft (4012) are rotatably connected through a connecting rod (402), and a flattening mechanism is arranged on the punching nail (401);

the first rotating shaft (2) and the second rotating shaft (3) are respectively and fixedly connected with a first rotating ring (201) and a second rotating ring (301), the rotating seat (104) is rotatably connected with a first rotating sleeve (202) and a second rotating sleeve (302) which are respectively matched with the first rotating ring (201) and the second rotating ring (301), the first rotating sleeve (202) and the second rotating sleeve (302) are connected through a torsion spring (204), the inner walls of the first rotating sleeve (202) and the second rotating sleeve (302) are respectively provided with a first ratchet (2022), the first rotating ring (201) and the second rotating ring (301) are respectively and rotatably connected with a first pawl (203) and a second pawl (303), the first pawl (203) and the second pawl (303) are respectively engaged with the first ratchet (2022), the second pawl (303) is fixedly connected with an arc-shaped gear (3031), and the second rotating shaft (3) is connected with an inner rotating opening and closing shaft (304), an opening and closing gear (3041) is fixedly connected to the opening and closing shaft (304), the opening and closing gear (3041) is rotatably connected into the second rotating ring (301), the opening and closing gear (3041) is meshed with the arc gear (3031), and a one-way mechanism matched with the first rotating sleeve (202) is arranged on the rotating base (104);

a first guide groove (103) is formed in the installation box (1), and the pressing handle (4) is connected in the first guide groove (103) in a sliding mode;

a second guide groove (1051) is formed in the guide sleeve (105), and the first positioning shaft (4011) is connected to the second guide groove (1051) in a sliding manner;

the side walls of the first rotating sleeve (202) and the second rotating sleeve (302) are fixedly connected with a third rotating ring (2021), and an annular sliding groove matched with the third rotating ring (2021) is formed in the rotating seat (104).

2. An accounting perforating device as claimed in claim 1, wherein a base platform (102) is fixedly connected to the bottom of the installation box (1), the base platform (102) and the installation box (1) are integrally formed, and a through hole (1021) is formed in the base platform (102).

3. An accounting punching device as claimed in claim 1, wherein one end of the opening and closing shaft (304) far away from the opening and closing gear (3041) extends through the inner wall of the installation cavity (101) to the outside to which a knob (305) is fixedly connected.

Technical Field

The invention relates to the technical field of accounting appliances, in particular to an accounting punching device.

Background

Accounting archives perforating device is through instruments such as pin, pipe cutter, cutting paper to appointed shape under the local pressure effect, and the main objective is better with accounting archives, text paper binding volume to the archives of putting in order.

Among the prior art, because partial accounting archives perforating device is when punching, can not fix the paper of paving, make the paper take place to cave in under the effect of pressure, lead to the hole face in the paper to take place bending deformation, can't bind well, need use the gum cover to carry out the hot melt encapsulation to the hole after punching, when the hot melt, need push down the back and wait for a period, treat gum cover plastic forming, if the pressing force degree holds not well during the shaping, influence the shaping effect, the paper is out of shape the damage easily in the later stage is browsed, the reduction live time.

Disclosure of Invention

The invention aims to solve the defects of punching deformation and poor quality of molten sealing glue in the prior art, and provides an accounting punching device.

In order to achieve the purpose, the invention adopts the following technical scheme:

an accounting punching device comprises an installation box and a heating sleeve, wherein the heating sleeve is fixedly connected to the installation box, an installation cavity is formed in the installation box, a guide sleeve and a rotating seat are fixedly connected to the bottom wall of the installation cavity from left to right in sequence, the guide sleeves are specifically two groups, a punching nail and a melting nail are respectively connected in the two groups of guide sleeves in a sliding manner, the melting nail penetrates through the heating sleeve, a first positioning shaft is fixedly connected to the punching nail and the melting nail, a first rotating shaft and a second rotating shaft are rotatably connected to the rotating seat, a pressing handle is fixedly connected to the first rotating shaft and the second rotating shaft, a second positioning shaft is fixedly connected to the pressing handle, the first positioning shaft and the second positioning shaft are rotatably connected through a connecting rod, and a flattening mechanism is arranged on the punching nail; the first rotating shaft and the second rotating shaft are respectively and fixedly connected with a first rotating ring and a second rotating ring, the rotating seat is rotatably connected with a first rotating sleeve and a second rotating sleeve which are respectively matched with the first rotating ring and the second rotating ring, the first rotating sleeve and the second rotating sleeve are connected through a torsional spring, the inner walls of the first rotating sleeve and the second rotating sleeve are both provided with a first ratchet, the first rotating ring and the second rotating ring are respectively and rotationally connected with a first pawl and a second pawl which are both meshed with the first ratchet, the second pawl is fixedly connected with an arc gear, the second rotating shaft is rotatably connected with an opening and closing shaft, the opening and closing shaft is fixedly connected with an opening and closing gear which is rotationally connected in the second rotating ring, the opening and closing gear is meshed with the arc gear, and the rotating seat is provided with a one-way mechanism matched with the first rotating sleeve.

Preferably, the flattening mechanism comprises a base plate and a telescopic plate, the base plate is fixedly connected to the punching nail, a telescopic column is fixedly connected to the telescopic plate, the telescopic column is connected to the base plate in a sliding mode, a spring is sleeved on the telescopic column, and two ends of the spring are respectively abutted to the base plate and the telescopic plate.

Preferably, the telescopic column is fixedly connected with a limiting ring at one end far away from the telescopic plate, and the limiting ring is attached to the top of the substrate.

Preferably, the bottom of the installation box can be fixedly connected with a base station, the base station and the installation box are integrally formed, and the base station is provided with a through hole.

Preferably, a first guide groove is formed in the installation box, and the pressing handle is slidably connected into the first guide groove.

Preferably, the pressing handle is provided with a rubber sleeve.

Preferably, a second guide groove is formed in the guide sleeve, and the first positioning shaft is slidably connected in the second guide groove.

Preferably, the one-way mechanism comprises a third pawl, a rotating groove is formed in the rotating seat, the third pawl is rotatably connected in the rotating groove, a second ratchet is formed in the outer wall of the first rotating sleeve, and the third pawl is meshed with the second ratchet.

Preferably, the first rotating sleeve and the second rotating sleeve are fixedly connected with third rotating rings on the side walls, and annular sliding grooves matched with the third rotating rings are formed in the rotating seat.

Preferably, one end of the opening and closing shaft, which is far away from the opening and closing gear, penetrates through the inner wall of the installation cavity and extends to the outside to be fixedly connected with a knob.

Compared with the prior art, the invention provides an accounting punching device, which has the following beneficial effects:

1. this accounting document perforating device, include base plate and expansion plate through exhibition flat mechanism, base plate fixed connection is on the nail that punches, fixedly connected with flexible post on the expansion plate, flexible post sliding connection is on the base plate, the spring has been cup jointed on the flexible post, the both ends of spring offset with base plate and expansion plate respectively, the one end fixedly connected with spacing ring of expansion plate is kept away from to flexible post, the spacing ring laminates with the top of base plate mutually, at the in-process that the nail pushed down that punches, the expansion plate at first contacts the archives surface, thereby level archives surface pressure, the in-process that the nail that punches lasts the pushing down, flexible post slides on the base plate, thereby the nail that punches punctures archives, withdraw the back, the spring makes the expansion plate reset, be convenient for press down next time.

2. This accounting document perforating device, through the fixed base station that can be connected with of install bin bottom, and the base station is integrated into one piece with the install bin, the through-hole has been seted up on the base station, first guide way has been seted up on the install bin, press sliding connection in first guide way, press the bottom that the through-hole that is provided with on the rubber sleeve base station can make the archives wastepaper of punching directly fall on the base station, be convenient for collect, and two sets of through-holes that correspond with the nail of punching and melting nail can make the nail of punching and melting nail more deep, guarantee to punch and melt the shaping completely, press when the rubber sleeve on can prevent to press hard, the aching pain of hand.

3. This accounting document perforating device, include the third pawl through one-way mechanism, the turn trough has been seted up on first turn cover, the third pawl rotates to be connected in the turn trough, the second ratchet has been seted up to first turn cover outer wall, the third pawl meshes with the second ratchet mutually, the equal fixedly connected with third change of first turn cover and second turn cover lateral wall changes the ring, rotate and seted up on the seat with third change matched with annular spout, after the rotatory ninety degrees messenger torsional spring energy storage of first turn cover, press the in-process of resilience, the third pawl offsets with the second ratchet of second turn cover surface, prevent that the second from changeing the cover and rotate, guarantee that the energy storage of torsional spring is not released.

4. This accounting document perforating device, the one end of keeping away from the gear that opens and shuts through the axle that opens and shuts runs through the inner wall that the installation cavity extends to outside fixedly connected with knob, sets up the knob at the install bin lateral wall, is convenient for adjust the meshing and the separation of second pawl and first ratchet, convenient and fast.

Drawings

FIG. 1 is a front view of an accounting punching device according to the present invention;

FIG. 2 is a right side view of an accounting punching device according to the present invention;

FIG. 3 is a schematic structural diagram of an accounting punching device according to the present invention;

FIG. 4 is a schematic view of a portion A of FIG. 1 of an accounting punching device according to the present invention;

fig. 5 is a schematic structural diagram of a part B in fig. 1 of an accounting punching device according to the present invention.

In the figure: 1. installing a box; 101. a mounting cavity; 102. a base station; 1021. a through hole; 103. a first guide groove; 104. a rotating seat; 1041. rotating the groove; 1042. a third pawl; 105. a guide sleeve; 1051. a second guide groove; 106. heating a jacket; 1061. melting the nail; 2. a first rotating shaft; 201. a first swivel; 202. a first rotating sleeve; 2021. a third swivel; 2022. a first ratchet; 2023. a second ratchet; 203. a first pawl; 204. a torsion spring; 3. a second rotating shaft; 301. a second swivel; 302. a second rotating sleeve; 303. a second pawl; 3031. an arc gear; 304. opening and closing the shaft; 3041. a switching gear; 305. a knob; 4. pressing the handle; 401. punching nails; 4011. a first positioning shaft; 4012. a second positioning shaft; 4013. a rubber sleeve; 402. a connecting rod; 403. a substrate; 404. a retractable plate; 4041. a telescopic column; 4042. a limiting ring; 405. a spring.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are merely for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention.

Example 1:

referring to fig. 1-4, an accounting punching device comprises an installation box 1 and a heating sleeve 106, wherein the heating sleeve 106 is fixedly connected to the installation box 1, and is characterized in that an installation cavity 101 is formed in the installation box 1, the bottom wall of the installation cavity 101 is fixedly connected with a guide sleeve 105 and a rotating seat 104 from left to right in sequence, the guide sleeves 105 are divided into two groups, a punching nail 401 and a melting nail 1061 are respectively slidably connected in the two groups of guide sleeves 105, the melting nail 1061 penetrates through the heating sleeve 106, the punching nail 401 and the melting nail 1061 are fixedly connected with a first positioning shaft 4011, the rotating seat 104 is rotatably connected with a first rotating shaft 2 and a second rotating shaft 3, the first rotating shaft 2 and the second rotating shaft 3 are fixedly connected with a pressing handle 4, the pressing handle 4 is fixedly connected with a second positioning shaft 4012, the first positioning shaft 4011 and the second positioning shaft 4012 are rotatably connected through a connecting rod 402, and the punching nail 401 is provided with a flattening mechanism; a first rotating ring 201 and a second rotating ring 301 are respectively fixedly connected to the first rotating shaft 2 and the second rotating shaft 3, a first rotating sleeve 202 and a second rotating sleeve 302 which are respectively matched with the first rotating ring 201 and the second rotating ring 301 are rotatably connected to the rotating base 104, the first rotating sleeve 202 and the second rotating sleeve 302 are connected through a torsion spring 204, first ratchets 2022 are respectively arranged on the inner walls of the first rotating sleeve 202 and the second rotating sleeve 302, a first pawl 203 and a second pawl 303 are respectively rotatably connected to the first rotating ring 201 and the second rotating ring 301, the first pawl 203 and the second pawl 303 are respectively meshed with the first ratchets 2022, an arc gear 3031 is fixedly connected to the second pawl 303, an opening and closing shaft 304 is rotatably connected to the second rotating shaft 3, an opening and closing gear 3041 is fixedly connected to the opening and closing shaft 304, the opening and closing gear 3041 is rotatably connected to the second rotating ring 301, the opening and closing gear 3041 is meshed with the arc gear 3031, and a unidirectional mechanism matched with the first rotating sleeve 202 is arranged on the rotating base 104, the file to be bound is placed under a punching nail 401, a pressing handle 4 on the left side is held, the pressing handle 4 on the right side is pulled and pressed downwards, the punching nail 401 penetrates through the file and punches a round hole, specifically, the pressing handle 4 rotates ninety degrees by taking a first rotating shaft 2 as an axis, the punching nail 401 is limited by a guide sleeve 105 to slide vertically, at the moment, the pressing handle 4, a connecting rod 402 and the punching nail 401 form a crank-slider mechanism, the punching nail 401 vertically presses downwards to punch the file, meanwhile, the first rotating shaft 2 rotates along with the pressing handle 4 and drives a first rotating ring 201 to rotate, a first pawl 203 on the first rotating ring 201 abuts against a first ratchet 2022 on the inner ring of the first rotating ring 202 to drive the first rotating ring 202 to rotate on a rotating seat 104, so that a torsion spring 204 stores energy, the pressing handle 4 on the right side is manually retracted after punching, the first rotating ring 202 cannot rotate under the action of a one-way mechanism, and then a rubber sleeve is inserted into the hole of the file and placed under a melting nail 1061, after the end of the melting nail 1061 is heated by the heating sleeve 106, the left pressing handle 4 is rotated to make the melting nail 1061 vertically fall down, penetrate through the hole of the rubber sleeve, and the rubber sleeve is subjected to shaping melting, the principle of which is the same as that of the right pressing handle 4, and is not described herein, the left pressing handle 4 falls down, and at the same time, the torsion spring 204 releases the stored energy until the left pressing handle 4 is pressed ninety degrees, the stored energy is released, and the rubber sleeve is stably formed all the time under the action of ensuring no external force collision, specifically, the torsion spring 204 releases the stored energy to drive the second rotating sleeve 302 to rotate, the second rotating sleeve 302 drives the second rotating ring 301 to rotate through the second pawl 303, so that the left pressing handle 4 is pressed more laborsaving, after the melting forming is completed, the opening and closing shaft 304 is rotated to drive the arc gear 3031 to rotate the opening and closing gear 3041, so that the second pawl 303 is received on the outer surface of the second rotating ring 301, that is, the second pawl 303 is separated from the first ratchet 2022, and the left press handle 4 is manually retracted.

Example 2:

referring to fig. 1 and 5, substantially the same as embodiment 1, further, the flattening mechanism includes a substrate 403 and a retractable plate 404, the substrate 403 is fixedly connected to the punching pin 401, a retractable post 4041 is fixedly connected to the retractable plate 404, the retractable post 4041 is slidably connected to the substrate 403, a spring 405 is sleeved on the retractable post 4041, two ends of the spring 405 respectively abut against the substrate 403 and the retractable plate 404, a limit ring 4042 is fixedly connected to one end of the retractable post 4041 far from the retractable plate 404, the limit ring 4042 is attached to the top of the substrate 403, during the pressing-down process of the punching pin 401, the retractable plate 404 first contacts the surface of the file, so as to flatten the surface of the file, during the pressing-down process of the punching pin 401, the retractable post 4041 slides on the substrate 403, so that the punching pin 401 punches the file, after being retracted, the spring 405 resets the retractable plate 404, thereby facilitating the next pressing-down.

Example 3:

referring to fig. 1-2, basically the same as embodiment 1, further, a base station 102 may be fixedly connected to the bottom of the installation box 1, the base station 102 and the installation box 1 are integrally formed, a through hole 1021 is formed in the base station 102, a first guide slot 103 is formed in the installation box 1, a pressing handle 4 is slidably connected in the first guide slot 103, a rubber sleeve 4013 is disposed on the pressing handle 4, a second guide slot 1051 is formed in the guide sleeve 105, a first positioning shaft 4011 is slidably connected in the second guide slot 1051, the punched archival paper scraps may directly fall on the bottom of the base station 102 through the through hole 1021 in the base station 102, so as to facilitate collection, the punched nail 401 and the melted nail 1061 may be deeper due to two sets of through holes 1021 corresponding to the punched nail 401 and the melted nail 1061, so as to ensure punching and complete melting formation, and the rubber sleeve 4013 in the pressing handle 4 may prevent hand ache when pressed hard.

Example 4:

referring to fig. 3-4, substantially the same as embodiment 1, further, the one-way mechanism includes a third pawl 1042, the rotating base 104 is provided with a rotating slot 1041, the third pawl 1042 is rotatably connected in the rotating slot 1041, the outer wall of the first rotating sleeve 202 is provided with a second ratchet 2023, the third pawl 1042 is engaged with the second ratchet 2023, the sidewalls of the first rotating sleeve 202 and the second rotating sleeve 302 are both fixedly connected with a third rotating ring 2021, the rotating base 104 is provided with an annular sliding slot matched with the third rotating ring 2021, when the first rotating sleeve 202 rotates ninety degrees to store energy in the torsion spring 204, and the pressing handle 4 rebounds, the third pawl 1042 abuts against the second 2023 on the outer surface of the second rotating sleeve 302 to prevent the second rotating sleeve 302 from rotating, so as to ensure that the stored energy in the torsion spring 204 is not released.

Example 5:

referring to fig. 1 and 4, substantially the same as embodiment 1, further, one end of the opening and closing shaft 304, which is far away from the opening and closing gear 3041, extends through the inner wall of the installation cavity 101 to the outside and is fixedly connected with a knob 305, and the knob 305 is arranged on the side wall of the installation box 1, so that the engagement and the disengagement of the second pawl 303 and the first ratchet 2022 can be conveniently and quickly adjusted.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.