CN216031289U

CN216031289U - Punching chute mechanism of binding machine

Info

Publication number: CN216031289U
Application number: CN202121903084.1U
Authority: CN
Inventors: 孙兵; 张国岳
Original assignee: Deli Group Co Ltd
Current assignee: Deli Group Co Ltd
Priority date: 2021-08-16
Filing date: 2021-08-16
Publication date: 2022-03-15
Anticipated expiration: 2031-08-16

Abstract

The utility model discloses a punching chute mechanism of a binding machine, which comprises a machine base and a lifting platform arranged on the machine base in a lifting way, wherein the lifting platform is a punching lifting mechanism, and a power device, a paper pressing mechanism and a drill cutter are arranged on the lifting platform; the lifting platform is characterized in that a vertical sliding groove is fixedly arranged on the machine base, a sliding block matched with the sliding groove is fixedly arranged on the lifting platform, and the sliding block is arranged on the sliding groove in a sliding mode to form a sliding pair. Compared with the prior art, the utility model has the following advantages: 1) in the structure, the requirement on processing precision is reduced, and meanwhile, the volume of the lifting platform is reduced, so that the material is saved, and the cost is relatively reduced; the support frame is larger than the guide rod with the base and the contact surface, and the whole structure is more stable and reliable. 2) In lubrication, the lubricating grease has better effect on keeping the lubricating grease, and under the same lubrication condition, the service life is longer and the motion noise is lower.

Description

Punching chute mechanism of binding machine

Technical Field

The utility model relates to the technical field of binding machines, in particular to a punching chute mechanism of a binding machine.

Background

At present, most of collection and binding of paper materials such as files and accounts books adopt plastic rubber tube binding mode, and the paper material binding machine has the advantage of firm binding. The binding mode of the plastic rubber tube needs to punch a hole on a file to be bound, penetrate the plastic rubber tube into the punched hole, rivet two ends of the plastic rubber tube hot, and finally complete the binding of the file.

For example, a chinese utility model patent with publication number CN 209683243U discloses a drilling mechanism of book-binding machine, which is characterized in that, is provided with the guide bar on the workstation in the vertical direction, and the top of guide bar is provided with the roof, and the lead screw is parallel with the guide bar, and the elevating platform is provided with the guiding hole that holds the guide bar and pass. However, the mechanism guide rod and the guide hole adopt the shaft hole matching structure, and the problems of the mechanism guide rod and the guide hole are as follows: the shaft hole matching machining requirement is high, the machining cost is high, and the precise gap lubrication effect is not good. In addition, the lifter table has a large volume of parts in order to provide a guide hole. In addition, the contact surface of the guide rod and the rack is small, and the structure fastening is not reliable enough.

Disclosure of Invention

Aiming at the defects in the prior art, the utility model aims to provide the punching chute mechanism for the binding machine, which has smaller volume, lower cost, stable and reliable structure and good lubrication.

In order to achieve the purpose, the utility model adopts the following technical scheme.

A punching chute mechanism of a binding machine comprises a base and a lifting platform arranged on the base in a lifting way, wherein the lifting platform is a punching lifting mechanism, and a power device, a paper pressing mechanism and a drill cutter are arranged on the lifting platform; the lifting platform is characterized in that a vertical sliding groove is fixedly arranged on the machine base, a sliding block matched with the sliding groove is fixedly arranged on the lifting platform, and the sliding block is arranged on the sliding groove in a sliding mode to form a sliding pair.

In some embodiments, the slider may be a bearing, a roller, a block, a grooved roller, a grooved block, or a grooved strip block.

In some embodiments, the cross-sectional shape of the chute may be circular, square, slotted circular, slotted square, or diamond.

In some embodiments, the sliding groove is fixed on the machine base as a supporting frame and plays a role of supporting the lifting platform.

In some embodiments, the sliding pair formed by the sliding block and the sliding groove is one or more groups.

In some embodiments, the sliding pairs of the sliding block and the sliding groove are two groups, and the two groups of the sliding pairs are oriented differently and at 90 ° to each other. Therefore, the whole punching chute mechanism has the most excellent running stability.

In some embodiments, the drill bit is a hollow drill bit, and a chip guide groove corresponding to the hollow drill bit is formed on the lifting platform; the chip guide groove is connected to the top of the hollow drill cutter and comprises a chip guide surface inclining downwards and a baffle arranged around the chip guide surface.

In some embodiments, the paper pressing mechanism includes a paper pressing plate, a paper pressing plate spring and a paper pressing plate guide rod, the paper pressing plate guide rod is in sliding fit on the lifting platform, the paper pressing plate is fixed at the bottom of the paper pressing plate guide rod, the paper pressing plate spring is sleeved on the paper pressing plate guide rod, and two ends of the paper pressing plate spring are respectively abutted against the paper pressing plate and the lifting platform.

In some embodiments, the platen guide is a polygonal bar, a D-bar, a kidney bar, a circular bar, or an oval bar.

The utility model has the beneficial effects that: when the device works, a power device (a motor) drives the lifting platform to lift, the lifting platform moves up and down under the guidance of the sliding block and the sliding group formed by the sliding grooves, the paper pressing mechanism presses down the bound documents along with the lifting platform, the drill bit penetrates through the bound documents along with the lifting platform, after the drill bit penetrates through the bound documents, the lifting platform moves up, the documents to be punched are pressed through the paper pressing plate, and the drill bit is assisted to be separated.

Structurally, compared with the prior art, the utility model adopts the sliding chute and the sliding block to respectively replace the guide rod and the guide hole on the lifting platform, the requirement on processing precision is reduced, meanwhile, the volume of the lifting platform is reduced, the material is saved, and the cost is relatively reduced; meanwhile, the matching structure and the contact surface of the sliding groove and the sliding block are larger than those of the guide rod, and the whole structure is more stable and reliable. Compared with the prior art, the sliding groove and sliding block structure has better effect of keeping lubricating grease, and has longer service life and smaller movement noise under the same lubricating condition.

Drawings

Fig. 1 is a schematic structural view of a punching chute mechanism provided in embodiment 1 of the present invention.

Fig. 2 is a schematic partial explosion view of the punching chute mechanism provided in embodiment 1 of the present invention.

Fig. 3 is a schematic view of an assembly structure of the sliding groove and the sliding block in embodiment 1.

Fig. 4 is a schematic partial explosion view of the punching chute mechanism provided in embodiment 2 of the present invention.

Fig. 5 is a schematic view of an assembly structure of the sliding groove and the sliding block in embodiment 2.

Fig. 6 is a schematic partial explosion view of the punch chute mechanism according to embodiment 3 of the present invention.

Fig. 7 is a schematic view of an assembly structure of the sliding groove and the sliding block in embodiment 3.

Description of reference numerals: the drilling machine comprises a machine base 1, a left support frame 2, a right support frame 3, a sliding chute 4, a sliding block 5, a lifting table 6, a motor 7, a chip guide groove 8, a paper pressing plate guide rod 9, a paper pressing plate spring 10, a paper pressing plate 11 and a drilling cutter 12.

Detailed Description

The following further describes embodiments of the present invention in conjunction with the drawings of the specification. The embodiments described below are exemplary and are intended to be illustrative of the utility model, but are not to be construed as limiting the utility model.

Example 1

As shown in fig. 1, a punching chute mechanism of a binding machine comprises a base 1 and a lifting platform 6 arranged on the base 1 in a lifting manner, wherein the lifting platform 6 is a punching lifting mechanism, and a power device 7, a paper pressing mechanism and a drill 12 are arranged on the lifting platform 6; the device is characterized in that a vertical sliding groove 4 is fixedly arranged on the machine base 1, a sliding block 5 matched with the sliding groove 4 is fixedly arranged on the lifting platform 6, and the sliding block 5 is slidably arranged on the sliding groove 4 to form a sliding pair.

As shown in fig. 2, the two sliding grooves 4 are respectively formed on the left support frame 2 and the right support frame 3, and are integrated with the left support frame 2 and the right support frame 3, the left support frame 2 and the right support frame 3 are parallel to each other and are vertically fixed on the base 1, and the two sliding grooves 4 are oriented in different directions and form 90 degrees with each other. Here, the advantage of setting spout and support frame as an organic whole is that the structure is simpler, and the installation is more convenient. The advantage of arranging the two runners 4 in different orientations is that the lifting operation of the lifting platform 6 is more smooth. Obviously, according to different actual needs, a person skilled in the art can also set the sliding groove and the supporting frame as separate parts, and when the sliding groove and the supporting frame are installed, the sliding groove and the supporting frame are fixed together; the present embodiment is not limited.

The number of the sliding blocks 5 is four, every two sliding blocks are in a pair, and each pair of sliding blocks 5 is arranged on one sliding chute 4 in a sliding mode. Here, the two sliding grooves 4 are provided to cooperate with the four sliding blocks 5, so that the lifting operation of the lifting platform 6 can be more stable. Obviously, the number of the sliding grooves and the sliding blocks is not limited to the above examples, and those skilled in the art can set the number of the sliding grooves to be single, three, or even more according to different actual needs, and the sliding block corresponding to each sliding groove can be single, three, or even more.

In this embodiment, the power device 7 is preferably a motor for driving the lifting platform to lift. It should be noted that the use of a motor to drive the lifting platform to lift is prior art, and the utility model does not improve it, so the detailed description of the driving mechanism is not provided here.

Referring to fig. 1 again, the paper pressing mechanism includes a paper pressing plate 11, a paper pressing plate spring 10 and a paper pressing plate guide rod 9, the paper pressing plate guide rod 9 is in sliding fit with the lifting platform 6, the paper pressing plate 11 is fixed at the bottom of the paper pressing plate guide rod 9, the paper pressing plate spring 10 is sleeved on the paper pressing plate guide rod 9, and two ends of the paper pressing plate spring 10 are respectively abutted to the paper pressing plate 11 and the lifting platform 6. In operation, the platen spring 10 applies pressure to the platen 11 to cause the platen 11 to compress the bound document, and when the lift is raised to return, the platen spring 10 continues to apply pressure to the platen 11 to assist in the separation of the blade 12 from the bound document.

In this embodiment, the platen guide 9 is preferably a circular rod. Obviously, the paper pressing plate guide rod can be set to be a polygonal rod, a D-shaped rod, a waist-shaped rod or an elliptical rod by a person skilled in the art according to different actual needs; as long as the guiding and limiting effects can be achieved.

Referring to fig. 1 again, the drill 12 is located below the lifting table 6 and is a hollow drill. A chip guide groove 8 is formed corresponding to the drill cutter 12, the chip guide groove 8 is connected to the top of the hollow drill cutter and comprises a chip guide surface inclining downwards and a baffle plate arranged around the chip guide surface; so that the chips generated when the drill bit 12 is drilled can be smoothly discharged.

Referring to fig. 3, the cross section of the sliding groove 4 is square, and the sliding block is a roller nested in the sliding groove 4. Obviously, the arrangement form of the sliding groove and the sliding block is diversified as long as the sliding groove and the sliding block can play a guiding sliding effect after being matched. Such as a circular, square, grooved circular, grooved square or diamond-shaped cross section, etc., while the slide is provided as a bearing, a block, a grooved roller, a grooved block or a grooved bar-shaped block, etc.

The embodiment provides a punching chute mechanism of book-binding machine, its theory of operation is: when the device works, the motor drives the lifting platform to lift, the lifting platform moves up and down under the guidance of the sliding block and the sliding group consisting of the sliding grooves, the drill bit penetrates through the bound documents along with the descending of the lifting platform, the lifting platform is provided with a paper pressing plate guide rod in a sliding mode, a paper pressing plate spring is sleeved on the guide rod, and the paper pressing plate spring is compressed along with the descending of the lifting platform; paper scraps generated by punching are discharged from the hollow part of the drill cutter, and pass through a scrap guide groove and are discharged outside the mechanism; after the file is bound by the drill knife, the lifting platform moves upwards, the paper pressing plate springs back, the paper pressing plate presses the file to be punched, and the drill knife is assisted to be separated.

Compared with the prior art, the punching chute mechanism of the binding machine provided by the embodiment has the following advantages: 1) structurally, the guide rod and the guide hole in the lifting platform are replaced by the sliding chute and the sliding block respectively, the requirement on machining precision is lowered, meanwhile, the volume of the lifting platform is reduced, materials are saved, and the cost is relatively lowered; the support frame is larger than the guide rod with the base and the contact surface, and the whole structure is more stable and reliable. 2) On lubricating, for original technical scheme, spout, slider structure in the modified scheme can be better to the effect of preserving lubricating grease, and under the same lubricated condition, the life-span can be longer, and the motion noise is littleer.

Example 2

Referring to fig. 4 and 5, the punching chute mechanism of the binding machine provided in this embodiment is substantially the same as that of embodiment 1, except that: the slider 5 is the trough of belt square the spout 4 be equipped with trough of belt square complex sand grip.

Example 3

Referring to fig. 6 and 7, the punching chute mechanism of the binding machine according to the present embodiment is substantially the same as that of embodiment 1, except that: 1) the chute 4 is a single chute. 2) The sliding block 5 is a grooved strip-shaped block so as to have enough occlusion supporting force with a single sliding groove.

It should be noted that in the description of the present invention, for the terms of orientation, there are terms such as "central", "lateral", "longitudinal", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise" and the like indicating the orientation and positional relationship based on the orientation or positional relationship shown in the drawings, which are only for the convenience of describing the present invention and simplifying the description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and should not be construed as limiting the specific scope of the present invention.

In the present invention, unless otherwise expressly specified or limited, the terms "assembled", "connected", and "connected" are to be construed broadly, e.g., as meaning fixedly connected, detachably connected, or integrally connected; or may be a mechanical connection; the two elements can be directly connected or connected through an intermediate medium, and the two elements can be communicated with each other. The specific meanings of the above terms in the present invention can be understood by those of ordinary skill in the art according to specific situations.

In the present application, unless otherwise specified or limited, "above" or "below" a first feature may include the first and second features being in direct contact, and may also include the first and second features not being in direct contact but being in contact with each other through another feature therebetween. Also, the first feature being "above," "below," and "above" the second feature includes the first feature being directly above and obliquely above the second feature, or simply an elevation which indicates a level of the first feature being higher than an elevation of the second feature. The first feature being "above", "below" and "beneath" the second feature includes the first feature being directly below or obliquely below the second feature, or merely means that the first feature is at a lower level than the second feature.

It will be appreciated by those skilled in the art from the foregoing description of construction and principles that the utility model is not limited to the specific embodiments described above, and that modifications and substitutions based on the teachings of the art may be made without departing from the scope of the utility model as defined by the appended claims and their equivalents. The details not described in the detailed description are prior art or common general knowledge.

Claims

1. A punching chute mechanism of a binding machine comprises a base and a lifting platform arranged on the base in a lifting way, wherein the lifting platform is a punching lifting mechanism, and a power device, a paper pressing mechanism and a drill cutter are arranged on the lifting platform; the lifting platform is characterized in that a vertical sliding groove is fixedly arranged on the machine base, a sliding block matched with the sliding groove is fixedly arranged on the lifting platform, and the sliding block is arranged on the sliding groove in a sliding mode to form a sliding pair.

2. The chute mechanism of claim 1 wherein said slide is a bearing, roller, block, grooved roller, grooved block or grooved strip block.

3. The punch chute mechanism of a binding machine of claim 1 wherein said chute has a cross-sectional shape of a circle, square, slotted circle, slotted square or diamond.

4. The chute mechanism of claim 1 wherein said chute is adapted to be secured to a frame as a support frame.

5. The chute mechanism of claim 1 wherein said slide and said chute comprise one or more sets of sliding pairs.

6. The chute assembly of claim 1 wherein said slide blocks and said chute form two sets of slide pairs, said sets of slide pairs being oriented differently and at 90 ° to each other.

7. The punching chute mechanism of a binding machine according to claim 1, wherein said drill is a hollow drill, and a chip guide groove corresponding to said hollow drill is provided on said lifting table; the chip guide groove is connected to the top of the hollow drill cutter and comprises a chip guide surface inclining downwards and a baffle arranged around the chip guide surface.

8. The hole-punching chute mechanism of bookbinding machine according to claim 1, wherein said paper-pressing mechanism comprises a paper-pressing plate, a paper-pressing plate spring and a paper-pressing plate guide bar, said paper-pressing plate guide bar is slidably fitted on said lift table, said paper-pressing plate is fixed at the bottom of said paper-pressing plate guide bar, said paper-pressing plate spring is sleeved on said paper-pressing plate guide bar, and two ends of said paper-pressing plate spring are respectively abutted against said paper-pressing plate and said lift table.

9. The punch chute mechanism of a binding machine of claim 8 wherein said platen guide is a polygonal bar, a D-bar, a kidney bar, a circular bar or an oval bar.