CN202684981U - Paper cutter of paperweight and with safety protection function - Google Patents
Paper cutter of paperweight and with safety protection function Download PDFInfo
- Publication number
- CN202684981U CN202684981U CN 201220335451 CN201220335451U CN202684981U CN 202684981 U CN202684981 U CN 202684981U CN 201220335451 CN201220335451 CN 201220335451 CN 201220335451 U CN201220335451 U CN 201220335451U CN 202684981 U CN202684981 U CN 202684981U
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- China
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- paper
- frame
- weight
- extension spring
- paperweight
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Abstract
A paper cutter of a paperweight and with a safety protection function solves the problem that the paperweight cannot decline due to self gravity when a reset spring of the paperweight is in failure or fracture. The paper cutter comprises an ejector rod, a paperweight pull rod and a triangular support, wherein the ejector rod is connected with the paperweight through the triangular support, a tension spring frame is hinged onto the ejector rod, a reset spring is arranged on the tension spring frame, and the other end of the rest spring is connected with a frame. A plurality of tension springs are fixed on the tension spring frame, the other ends of the tension springs are arranged on a tension spring base fixed on the ejector rod, a pawl is arranged on the tension spring frame, a limit block is fixed on the frame, and the pawl is matched with the limit block. The paper cutter has the advantages that the tension spring frame and the limit block are additionally arranged and can be matched to have a protection effect when the reset spring is in failure or fracture, and potential safety hazards in illegal descending of the paperweight are avoided. In addition, the paper cutter is simple in structure and reliable in protection.
Description
Technical field
The utility model relates to a kind of paper cutter, is specifically related to the paper cutter that a kind of paper-weight has safety protection function.
Background technology
Paper cutter mainly comprises frame, workbench, transmission mechanism, hydraulic system, electrical apparatus control system, cutter bed and paper-weight.When paper cutter was worked, electrical apparatus control system made the transmission mechanism action by the control hydraulic system, and transmission mechanism presses down paper-weight.Push down paper also so that the pressure of hydraulic system changes when paper-weight, HYDRAULIC CONTROL SYSTEM cutter bed motion is finished the task of cutting at this moment.In order to reduce the consumption of the energy, after the task of cutting was finished, domestic and international existing paper cutting machine paper weight return all was provided with return spring, makes paper-weight go back up to the extreme higher position under the spring tension effect.But when return spring lost efficacy or rupture, just there was great potential safety hazard in paper-weight because of the illegal landing of conducting oneself with dignity.
Summary of the invention
The paper-weight in the existing paper cutter was when return spring lost efficacy or rupture in the background technology in order to solve, and there is the problem of very big potential safety hazard in paper-weight just because of the illegal landing of conducting oneself with dignity, and the utility model provides a kind of paper-weight that the paper cutter of safety protection function is arranged.
The technical solution of the utility model is: a kind of paper-weight has the paper cutter of safety protection function; comprise frame; workbench; transmission mechanism; cutter bed and paper-weight; described transmission mechanism comprises push rod; paper-weight pull bar and tripod; described push rod links to each other with the inferior horn of tripod; the upper angle of tripod links to each other with paper-weight by the paper-weight pull bar; be hinged with the extension spring frame on the described push rod; described extension spring frame is provided with return spring; the other end of described return spring links to each other with frame; be fixed with many extension springs on the described extension spring frame; the other end of extension spring is located on the spring base; described spring base is fixed on the push rod; with ratchet, be fixed with limited block on the described frame on the described extension spring frame, described ratchet and limited block are suitable.
As a kind of improvement of the present utility model, described limited block is provided with a plurality of ratchets.
As another kind of improvement the of the present utility model, described return spring links to each other with frame by adjusting screw(rod).
As another kind of improvement the of the present utility model, described extension spring frame is provided with through hole, and the through hole that bearing pin passes on the extension spring frame also links to each other with push rod by nut, pad, and the diameter of through hole is greater than the diameter of bearing pin radial section on the extension spring frame.
The beneficial effects of the utility model are, have increased extension spring frame and limited block, lose efficacy or fracture at return spring, extension spring frame and limited block are cooperated play a protective role, the potential safety hazard that has existed when having avoided paper-weight illegally to land.And have simple in structurely, protect reliable advantage.
Description of drawings
Accompanying drawing 1 is structural representation of the present utility model.
Among the figure, 1, paper-weight; 2, push rod; 3, paper-weight pull bar; 4, tripod; 41, Shang Jiao; 42, inferior horn; 5, extension spring frame; 51, jointed shaft; 52, ratchet; 53, through hole; 54, bearing pin; 55, pad; 6, return spring; 7, extension spring; 8, spring base; 9, limited block; 91, ratchet; 10, adjusting screw(rod).
The specific embodiment
Below in conjunction with accompanying drawing the utility model embodiment is described further:
By shown in Figure 1; a kind of paper-weight has the paper cutter of safety protection function; comprise frame; workbench; transmission mechanism; cutter bed and paper-weight 1; described transmission mechanism comprises push rod 2; paper-weight pull bar 3 and tripod 4; described push rod 2 links to each other with the inferior horn 42 of tripod 4; the upper angle 41 of tripod links to each other with paper-weight 1 by paper-weight pull bar 3; be hinged with extension spring frame 5 on the described push rod 2; described extension spring frame 5 is provided with return spring 6; the other end of described return spring 6 links to each other with frame; be fixed with many extension springs 7 on the described extension spring frame 5; the other end of extension spring 7 is located on the spring base 8; described spring base 8 is fixed on the push rod 2; with ratchet 52, be fixed with limited block 9 on the described frame on the described extension spring frame 5, described ratchet 52 is suitable with limited block 9; specifically, described limited block 9 is provided with a plurality of ratchets 91.The beneficial effects of the utility model are, have increased extension spring frame and limited block, lose efficacy or fracture at return spring, extension spring frame and limited block are cooperated play a protective role, the potential safety hazard that has existed when having avoided paper-weight illegally to land.And have simple in structurely, protect reliable advantage.A plurality of ratchets and click-fit can form a plurality of jam gears, thereby can both play a protective role when paper-weight is in any height.Further improved the security reliability of paper cutter.
Described return spring 6 links to each other with frame by adjusting screw(rod) 10.Such structure can be come by the position that the adjusting return spring is fixed on the adjusting screw(rod), regulates the stroke of return spring, thereby regulates return spring for the elastic force of spring base.
Described extension spring frame 5 is provided with through hole 53, and the through hole 53 that bearing pin 54 passes on the extension spring frame 5 also links to each other with push rod 2 by nut, pad 55, and the diameter of through hole 53 is greater than the diameter of bearing pin 54 radial sections on the extension spring frame 5.Because the pulling force of return spring is greater than the pulling force of extension spring, such structure can effectively be shared the shearing force at jointed shaft place, also can so that extension spring can swing, provide certain buffer gap in certain space simultaneously.
When paper cutter was started working, push rod 2 moved right, and drove paper-weight 1 and pressed down.This moment, the left end owing to return spring 6 was fixed on the frame by adjusting screw(rod) 10, push rod 2 moves right drive extension spring frame 5 and moves right, return spring 6 be stretched (pulling force of return spring 6 is greater than the pulling force of extension spring 7), under the elastic force effect of return spring 6, extension spring frame 5 is rotated counterclockwise around the jointed shaft 51 of extension spring frame 5 with push rod 2, at this moment, paper-weight 1 can normally press down.After cut paper was finished, under the effect of return spring 6, extension spring frame 5 drove push rod 2 to left movement, and paper-weight 1 is resetted.But when return spring 6 lost efficacy or ruptured, extension spring 7 pulling extension spring framves 5 turned clockwise around jointed shaft 51, and the ratchet 52 on the extension spring this moment frame 5 matches with limited block 9, plays the effect of safeguard protection.
Every technical staff's notice: although the utility model describes according to the above-mentioned specific embodiment; but invention thought of the present utility model is not limited in this utility model; the repacking of any utilization inventive concept all will be included in this patent scope of patent protection.
Claims (4)
1. a paper-weight has the paper cutter of safety protection function; comprise frame; workbench; transmission mechanism; cutter bed and paper-weight (1); described transmission mechanism comprises push rod (2); paper-weight pull bar (3) and tripod (4); described push rod (2) links to each other with the inferior horn (42) of tripod (4); the upper angle (41) of tripod (4) links to each other with paper-weight (1) by paper-weight pull bar (3); it is characterized in that: be hinged with extension spring frame (5) on the described push rod (2); described extension spring frame (5) is provided with return spring (6); the other end of described return spring (6) links to each other with frame; be fixed with many extension springs (7) on the described extension spring frame (5); the other end of extension spring (7) is located on the spring base (8); described spring base (8) is fixed on the push rod (2); described extension spring frame (5) is upper with ratchet (52); be fixed with limited block (9) on the described frame, described ratchet (52) is suitable with limited block (9).
2. paper-weight according to claim 1 has the paper cutter of safety protection function, it is characterized in that described limited block (9) is provided with a plurality of ratchets (91).
3. paper-weight according to claim 1 has the paper cutter of safety protection function, it is characterized in that described return spring (6) links to each other with frame by adjusting screw(rod) (10).
4. paper-weight according to claim 1 has the paper cutter of safety protection function; it is characterized in that described extension spring frame (5) is provided with through hole (53); the through hole (53) that bearing pin (54) passes on the extension spring frame (5) also links to each other with push rod (2) by nut, pad (55), and the diameter of the upper through hole (53) of extension spring frame (5) is greater than the diameter of bearing pin (54) radial section.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220335451 CN202684981U (en) | 2012-07-11 | 2012-07-11 | Paper cutter of paperweight and with safety protection function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220335451 CN202684981U (en) | 2012-07-11 | 2012-07-11 | Paper cutter of paperweight and with safety protection function |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202684981U true CN202684981U (en) | 2013-01-23 |
Family
ID=47540648
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220335451 Expired - Fee Related CN202684981U (en) | 2012-07-11 | 2012-07-11 | Paper cutter of paperweight and with safety protection function |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202684981U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105364984A (en) * | 2014-08-21 | 2016-03-02 | 德阳市利通印刷机械有限公司 | Cutter tool movement stop device for paper cutting machine |
| CN107283507A (en) * | 2017-07-26 | 2017-10-24 | 江阴市汇通印刷包装机械有限公司 | Cutting knife pneumatic jack protection mechanism |
| CN107756530A (en) * | 2017-11-16 | 2018-03-06 | 浙江国威印刷机械有限公司 | Knife bed is driven cutting means and paper cutter |
| CN109895171A (en) * | 2019-04-11 | 2019-06-18 | 浙江欧利特科技股份有限公司 | The paper-weight return mechanism of paper cutter |
-
2012
- 2012-07-11 CN CN 201220335451 patent/CN202684981U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105364984A (en) * | 2014-08-21 | 2016-03-02 | 德阳市利通印刷机械有限公司 | Cutter tool movement stop device for paper cutting machine |
| CN107283507A (en) * | 2017-07-26 | 2017-10-24 | 江阴市汇通印刷包装机械有限公司 | Cutting knife pneumatic jack protection mechanism |
| CN107756530A (en) * | 2017-11-16 | 2018-03-06 | 浙江国威印刷机械有限公司 | Knife bed is driven cutting means and paper cutter |
| CN109895171A (en) * | 2019-04-11 | 2019-06-18 | 浙江欧利特科技股份有限公司 | The paper-weight return mechanism of paper cutter |
| CN109895171B (en) * | 2019-04-11 | 2024-01-09 | 国望科技(浙江)有限公司 | Paper pressing device return mechanism of paper cutting machine |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130123 Termination date: 20210711 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |