WO2019137374A1

WO2019137374A1 - Cutting tool, channel-cutting device, and router

Info

Publication number: WO2019137374A1
Application number: PCT/CN2019/070864
Authority: WO
Inventors: 陈庆汉; 陈诗雨; 陈诗睿
Original assignee: 陈庆汉
Priority date: 2018-01-11
Filing date: 2019-01-08
Publication date: 2019-07-18
Also published as: CN107971549A

Abstract

A cutting tool pertaining to the technical field of channel letter processing apparatuses. The tool comprises a cutting bar (1) and a cutting head (2). One side of the cutting bar (1) is provided with an exposed recess. A positioning block is mounted in the exposed recess (3). A positioning hole (4) is provided in the positioning block (3). An extension direction of the positioning hole (4) is perpendicular to a feeding direction of the cutting head (2). A variable gap is arranged between the positioning block (3) and the exposed recess in the feeding direction of the cutting head (2). A first pushed element (5) is arranged on the positioning block (3), and a second pushed element (6) is arranged on the cutting bar (1). A return spring (7) is arranged between the positioning block (3) and the cutting bar (1). A channel-cutting device and a router both comprise the cutting tool. The cutting tool is compact in structure, thereby reducing the space occupied by horizontal feeding.

Description

Tool and slotting device and typewriter

Technical field

The invention relates to the technical field of three-dimensional luminous word processing equipment, in particular to a cutter and a slotting device and a typesetting machine.

Background technique

At present, the production of three-dimensional luminous characters is done by manual and mechanical equipment. With the improvement of the industrial level, the three-dimensional luminous characters of mechanical equipment are used more and more efficiently and stably, and the three-dimensional luminous characters are usually used. It is made by the typewriter. The material is slotted and curved by the typewriter to form a three-dimensional luminous shell. Slotting on the strip is currently commonly used with planer grooving.

For example, the Chinese utility model patent CN203956182U discloses a typewriter for robotic exchange transfer transfer and plate slotting linkage, which has a plate slotting device, a feeding device and a robot exchange transfer conveyor, and the typewriter uses a planer to open groove.

However, these technical solutions have the following drawbacks: the slotting device has a complicated structure and a large volume, especially in the horizontal direction, whether it is driven by a synchronous belt or a ball screw, which occupies the space of the console, resulting in a curved arc. When the material encounters the grooving device, it is required to artificially guide the curved material to the position far away from the groove device on the operation side, which not only increases the labor cost, but also causes the deformation of the material and affects the quality of the three-dimensional luminous characters.

Therefore, based on the above defects, in the technical field of stereoscopic luminous word processing equipment, there is still a need for research and improvement for the typewriter, which is also a research hotspot and focus in the technical field of stereoscopic luminous word processing equipment, and the present invention is The starting point and motivation for the completion.

Summary of the invention

In view of the above-mentioned many defects, the inventors have conducted extensive research and completed the present invention after paying sufficient creative labor.

In particular, the technical problem to be solved by the present invention is to provide a tool that is compact in structure and reduces the footprint of the horizontal feed.

In order to solve the above technical problem, the technical solution of the present invention is to provide a cutter including a cutter bar and a cutter head, wherein one side of the cutter bar is provided with an open groove, and the open groove is provided with a positioning block. Positioning holes are provided on the positioning block, the positioning holes extend in a direction perpendicular to the feeding direction of the cutter head, and an activity is arranged between the positioning block and the open slot in the feeding direction of the cutter head a first half groove is disposed on the positioning block, and a second half groove is disposed on the arbor, the first half groove and the second half groove are oppositely disposed and communicate with each other, and the first half groove is A first pushed element is disposed, and a second pushed element is disposed in the second half groove, and a return spring is disposed between the positioning block and the shank.

In the tool according to the present invention, as a preferred technical solution, the end of the arbor is provided with a groove adapted to the cutter head, and the cutter head is fixedly mounted on the cutter by a fastener. Inside the groove.

In the tool according to the present invention, as a preferred technical solution, the first pushed element includes a first pin mounted on the positioning block, and the second pushed element includes a knife mounted to the knife The second pin on the rod.

In the tool according to the present invention, as a preferred technical solution, a limiting mechanism for restricting the positioning block from the side to the open slot is provided between the positioning block and the arbor.

In the tool according to the present invention, as a preferred technical solution, the limiting mechanism includes a T-shaped block disposed on the arbor and a T-shaped groove disposed on the positioning block, in the knives A feed gap is provided between the T-shaped block and the T-shaped groove in the feed direction of the head.

In order to solve the above technical problem, the technical solution of the present invention further provides a slotting device, comprising a mounting seat, the mounting seat is provided with a sliding slot, and the cutter described in the above technical solution is slidably mounted in the sliding slot. The mounting seat is provided with a latch adapted to the positioning hole, and the mounting seat is slidably mounted with a driving rod driven by the first power device, and the sliding direction of the driving rod is perpendicular to the advancement of the cutting head To the direction, the end of the drive rod is provided with a slope corresponding to the second pushed element.

In order to solve the above technical problem, the technical solution of the present invention further provides a typewriter, including an operation platform, on which the slotting device described in the above technical solution is installed, and the mounting seat is vertically slidably mounted. The mounting base is coupled to the second power unit on the operating platform.

With the above technical solutions, the beneficial effects of the present invention are:

(1) Compared with the prior art, the horizontal length of the operating platform for driving the arbor horizontally using the timing belt drive or the ball screw is about 40 cm, and the present invention is compact and occupies only the length of a planer. About 8 cm, which greatly shortens the horizontal space, and does not interfere with the sideband when the sideband bends, so that the typewriter can produce a smaller volume of three-dimensional luminous characters.

(2) The labor is reduced, and the sideband of the invention does not need to use manual assistance when bending the arc, which improves the manufacturing efficiency of the sideband and reduces the manufacturing cost.

(3) The present invention uses a beveled drive rod to drive the horizontal feed of the cutter bar, and the feed amount is more accurate and the driven power is malfunctioned compared with the conventional synchronous belt drive or the ball screw drive cutter horizontal feed. The error caused is smaller. For example, if the conventional stepping motor loses one step in the driving process, the one-step distance is reduced in the horizontal feeding direction of the tool bar. When the driving power of the present invention is lost one step, the distance from the inclined surface to the horizontal direction is only 1/3 steps, or even less.

DRAWINGS

1 is a schematic structural view of Embodiment 1 of the present invention;

Figure 2 is a top plan view of Figure 1;

3 is a schematic structural view of Embodiment 2 of the present invention;

4 is a schematic structural view of Embodiment 3 of the present invention;

Figure 5 is a schematic structural view of A-A of Figure 4;

Figure 6 is a schematic structural view of Embodiment 4 of the present invention;

Here, in FIGS. 1 through 6, the respective numerical symbols refer to the following specific meanings, elements, and/or components.

In the figure: 1, the cutter bar, 2, the cutter head, 3, the positioning block, 4, the positioning hole, 5, the first pushed component, 6, the second pushed component, 7, the return spring, 8, the first half slot 9, second half slot, 10, active clearance, 11, T-shaped block, 12, T-shaped slot, 13, mounting seat, 1301, chute, 14, drive rod, 15, latch, 16, operating platform.

Detailed ways

The present invention will be described in detail below with reference to the accompanying drawings, but the detailed description of the embodiments of the present invention is not intended to be The scope of protection of the present invention is limited thereto.

Embodiment 1:

As shown in Fig. 1 and Fig. 2, the present invention provides a tool which is used in the art as a planer, including a tool holder 1 and a cutter head 2, the cutter rod 1 having an open groove on one side and being open A positioning block 3 is mounted in the mouth slot. The open slot is formed on one side of the arbor 1 and extends through the other two sides of the shank 1. The positioning block 3 is provided with a positioning hole 4, and the extending direction of the positioning hole 4 and the knives The feed direction of the head 2 is vertical, and is used for positioning the positioning block 3, so that the cutter bar 1 can be fed in a linear direction under the action of an external force, and the positioning block 3 and the open groove are arranged in the feed direction of the cutter head 2 There is a movable gap 10, a first half groove 8 is disposed on the positioning block 3, and a second half groove 9 is disposed on the shank 1, the first half groove 8 and the second half groove 9 are oppositely disposed and communicate with each other, and the first half groove 8 is provided with a first pushed element 5, and a second pushed element 6 is provided in the second half groove 9. Of course, the first pushed element 5 and the second pushed element 6 can also choose to use other structural elements, such as The wedge structure or the spherical structure can make the shank 1 feed horizontally under the urging force of the urging mechanism, and the positioning block 3 and the shank 1 There is a return spring 7, the return spring 7 can use a compression spring, or a tension spring can be used, and the person skilled in the art can choose to use it according to the need, and the compression spring is used in FIG. 1 and FIG. 2, and the compression spring is clamped on the cutter bar 1 It is far from the end of the cutter head 2 and the positioning block 3.

The end of the shank 1 is provided with a groove adapted to the cutter head 2, and the cutter head 2 is fixedly mounted in the recess by a fastener for quick replacement of the cutter head 2.

For ease of fabrication and installation, and to reduce manufacturing costs, the first pushed element 5 includes a first pin mounted to the positioning block 3, and the second pushed element 6 includes a second pin mounted to the shank 1.

Embodiment 2:

As shown in FIG. 3, the present invention provides a cutter having a structure substantially the same as that of the first embodiment, with the difference that further improvement is made on the basis of the first embodiment, and the use effect is improved.

A limiting mechanism is arranged between the positioning block 3 and the shank 1 for restricting the positioning block 3 from coming out of the open slot. Therefore, when the positioning block 3 is installed, it needs to be inserted from the other two sides and is constrained by the limiting mechanism. Inside the open slot.

The limiting mechanism includes a T-shaped block 11 disposed on the shank 1 and a T-shaped groove 12 disposed on the positioning block 3. The T-shaped block 11 is integrally formed with the shank 1 and can slide vertically in the T-shaped groove 12 A feed gap is provided between the T-shaped block 11 and the T-shaped groove 12 in the feeding direction of the cutter head 2. The length of the feed gap is smaller than the length of the movable gap 10, and the feed amount of the cutter head 2 can be limited to avoid The cutter head 2 is cut over and the components behind the side belt are damaged.

Of course, those skilled in the art can set the T-shaped block 11 on the positioning block 3 and the T-shaped groove 12 on the arbor 1 according to the concept, and the limit function can also be realized, and the T-shaped block 11 and the T-shaped groove can be realized. The cross-sectional shape of 12 is not limited to the "T" shape, and may be a similar or related shape such as a dovetail shape, an I-shape or the like.

Embodiment 3:

As shown in FIG. 4 and FIG. 5, the present invention provides a slotting device, which includes a mounting seat 13. The mounting seat 13 is provided with a sliding slot 1301. The sliding slot 1301 is slidably mounted in the first embodiment or the second embodiment. The cutter; the mounting seat 13 is provided with a latch 15 adapted to the positioning hole 4, and the mounting seat 13 is slidably mounted with a driving rod 14 driven by the first power unit, and the first power unit can be generally driven by a motor. The rack and pinion structure, specifically, the motor is mounted on the frame of the typewriter, the gear is mounted on the power output shaft of the motor, the rack 14 is mounted with a rack, the gear meshes with the rack, and the gear rotates. The driving rack is vertically slid, the sliding direction of the driving rod 14 is perpendicular to the feeding direction of the cutter head 2, and the end of the driving rod 14 is provided with a slope corresponding to the second pushed element 6, and the first pushed element 5 simultaneously To the guiding drive rod 14, in use, the pin 15 is inserted into the positioning hole 4, and the positioning block 3 is positioned on the mounting seat 13. Through the vertical movement of the driving rod 14, the inclined surface on the driving rod 14 contacts the second being Pushing element 6, driving the second pushed element 6 to move horizontally In order to achieve the level of feed head 2, while compressing the return spring 7, when the driving lever 14 returns, under the action of the return spring 7, a return arbor. Of course, the first power unit is a linear driving mechanism for driving the driving rod 14 to slide vertically. Those skilled in the art can select a cylinder or a hydraulic cylinder, or a ball screw structure. It is preferably installed below the rack console.

Embodiment 4:

As shown in FIG. 6, the present invention provides a typewriter, including an operation platform 16, on which the slotting device described in Embodiment 3 is mounted, and the mounting seat 13 is vertically slidably mounted on the operating platform 16. The mounting seat 13 is connected to the second power unit, and the second power unit is a linear driving mechanism for driving the mounting seat 13 to vertically slide. A person skilled in the art can select a cylinder or a hydraulic cylinder or a ball screw structure. No longer one by one. Moreover, the second power unit is installed below the operating platform 16, and optimizes the operating space above the operating platform 16, and does not interfere with the sideband when the sideband is bent, so that the typewriter can manufacture a smaller volume of three-dimensional luminous characters. There is no need for manual guarding, which reduces the manufacturing cost of the stereoscopic luminous characters.

The structure occupies small space on the operating platform 16, does not affect the sideband bending, reduces labor, improves the precision of slotting, and has important market value.

Although the above-described embodiments of the present invention and the structures and processes shown in the drawings have been described for purposes of illustration and description. However, these are not intended to be exhaustive or to limit the scope of the invention. Numerous modifications and changes may be made to the above-described embodiments of the present invention, and all such modifications and/or changes may be included within the scope of the invention as defined by the appended claims. The scope and spirit of the invention as defined by the claims.

Claims

The tool comprises a cutter bar and a cutter head, wherein: one side of the cutter bar is provided with an open groove, a positioning block is arranged in the open groove, and the positioning block is provided with a positioning hole, the positioning The extending direction of the hole is perpendicular to the feeding direction of the cutter head, and an active gap is disposed between the positioning block and the open slot in the feeding direction of the cutter head, and the first block is disposed on the positioning block a pushing element, the arbor is provided with a second pushed element, and a return spring is arranged between the positioning block and the shank.
The tool according to claim 1, wherein the end of the shank is provided with a groove adapted to the cutter head, and the cutter head is fixedly mounted in the groove by a fastener. .
The tool according to claim 1, wherein said positioning block is provided with a first half groove, said knife bar is provided with a second half groove, and said first half groove is opposite to said second half groove And communicating with each other, the first pushed element is disposed in the first half groove, the second pushed element is disposed in the second half groove, and the first pushed element is installed in the A first pin on the positioning block, the second pushed element comprising a second pin mounted on the arbor.
The tool according to claim 1, wherein a positioning mechanism for restricting the positioning block from the side of the open groove is provided between the positioning block and the arbor.
The tool according to claim 4, wherein said limiting mechanism comprises a T-shaped block disposed on said arbor and a T-shaped groove disposed on said positioning block, said cutting head A feed gap is provided between the T-shaped block and the T-shaped groove in the direction.
a slotting device, comprising a mounting seat, wherein the mounting seat is provided with a sliding slot, wherein the sliding slot is slidably mounted with the cutter according to any one of claims 1 to 5; a pin adapted to the positioning hole, the mounting seat is slidably mounted with a driving rod driven by the first power unit, the sliding direction of the driving rod is perpendicular to the feeding direction of the cutting head, and the end of the driving rod A slope corresponding to the second pushed element is provided.
The typewriter includes an operation platform, wherein the operation platform is mounted with the slotting device according to claim 6, the mount is vertically slidably mounted on the operation platform, and the mount is connected Two power units.