CN107031249B - A simple three-axis engraving machine - Google Patents

Abstract

The invention discloses a simple three-axis engraving machine. The three-axis engraving machine comprises an engraving machine support body, a control box, an engraving head and a worktable. The worktable is slidably connected to the bottom of the engraving box. The control box The body is arranged on the side of the engraving box body, the end of the lifting rod protruding from the top of the control box body is installed with a first cylinder through the rotary table, and the end of the cylinder rod of the first cylinder is connected to the engraving machine through a connecting piece. The outer side of the top of the support body is slidably connected, and a second air cylinder is also installed on the connecting piece. header connection. The invention fixes the object to be engraved on the support plate, adjusts the engraving head and moves it to the part of the object to be engraved, so that the engraving operation can be performed by aligning the engraving part with the engraving machine head, which reduces a lot of workload and improves work efficiency. , the field of use is wider.

Description

A simple three-axis engraving machine

technical field

The invention relates to the technical field of engraving machines, in particular to a simple three-axis engraving machine.

Background technique

As we all know, manual engraving is a kind of primitive craftsman's labor, which has become a kind of art, a kind of culture, a kind of spiritual symbol, but the current engraving machine is more manually controlled, and it does not have the high precision of electrified control, which leads to the waste of materials. , which will bring losses to users, but engraving machines will be used in the teaching experiments of mechatronics and automatic control in colleges and universities. Most of the engraving machines sold on the market currently use expensive engineering application equipment. These devices are not only structural It is complex, expensive, bulky, not easy to move, and when engraving small products, it is difficult to adjust the engraving. The adjustment range for the X, Z, Y axis directions is too large, it is difficult to control the accuracy of the engraving, and it cannot be Satisfy students with an in-depth understanding of how engraving works.

SUMMARY OF THE INVENTION

The object of the present invention is to provide a simple three-axis engraving machine. The engraving machine of the present invention is simple in structure, convenient in installation, simple in operation, high in yield during engraving, high in engraving precision, and low in manufacturing cost and maintenance cost. In order to achieve the above purpose, The present invention adopts the following technical effects:

According to one aspect of the present invention, a simple three-axis engraving machine is provided, including a supporting body of the engraving machine, a control box body, an engraving head and a worktable, the worktable is slidably connected to the bottom of the engraving box body, and the control box The body is arranged on the side of the engraving box body, the end of the lifting rod protruding from the top of the control box body is installed with a first cylinder through the rotary table, and the end of the cylinder rod of the first cylinder is connected to the engraving machine through a connecting piece. The outer side of the top of the support body is slidably connected, and a second air cylinder is also installed on the connecting piece. The head is connected, and the control box includes a first stepper motor, a second stepper motor, a third stepper motor, an engraving controller and a central controller, and the central controller is respectively connected with the first stepper motor, the second stepper motor and the second stepper motor. The stepper motor and the third stepper motor are electrically connected, the first stepper motor is drivingly connected with the worktable, the second stepper motor is drivingly connected with the lifting rod, and the third stepper motor is connected with the rotary table Drive connection, the engraving head is electrically connected with the central controller.

Preferably, the worktable includes a sliding guide, a support plate and a third cylinder, the sliding guide is slidably connected to the left and right sides of the bottom of the engraving cabinet, and the sliding guide is connected to the first step arranged on the control cabinet. Into the motor drive connection, the support plate is connected with the end of the cylinder rod of the third cylinder fixed on the sliding guide rail, and the support plate is slidably connected through the linear sliding bearing arranged on the sliding guide rail.

Preferably, the number of the sliding guide rails is 2 or more, and each sliding guide rail is connected to each other by transmission and is installed in parallel with each other on the front and rear sides of the bottom of the engraving cabinet.

Preferably, the top of the support body of the engraving machine is provided with crisscrossed sliding track openings for the sliding of the connecting piece, and the connecting piece is slidably connected to the sliding track opening.

Preferably, the top of the support body of the engraving machine is in the shape of an upwardly arched arc.

Preferably, the three-axis engraving machine further comprises a first sensor installed on the engraving head and used to detect the front-to-back direction of the engraving head, a second sensor to detect the left-right direction of the engraving head, and a second sensor to detect the up-down direction of the engraving head. The third sensor is directed, the first sensor, the second sensor, and the third sensor are respectively electrically connected with the central controller.

Preferably, the connecting piece is spherical.

The present invention adopts the above-mentioned technical scheme, and the present invention has the following technical effects:

The engraving machine of the invention has the advantages of simple structure, convenient use and installation, simple operation, high yield, high engraving precision, low manufacturing cost and low maintenance cost; it is a relatively safe and reliable engraving machine; in the present invention, the object to be engraved is fixed on the support On the board, adjust the setting of the engraving head and move it to the part to be engraved, so that the engraving part can be aligned with the engraving machine head, and the engraving operation can be carried out, which reduces a lot of workload, improves work efficiency, and has a wider range of applications. The engraving machine of the invention is convenient to move, flexible to use, and easy to carry; for objects such as wood or stone, the engraving process can be realized only by moving the engraving head to the position of the support plate where the engraving object is located, and a control device is also installed on the body. The integrated operation of the box and the host computer connected with the control box has a higher degree of automation, a more intensive and simple structure.

Description of drawings

Fig. 1 is the structural representation of a kind of simple three-axis engraving machine of the present invention;

Fig. 2 is the engraving head 3 walking control structure diagram of the present invention;

Fig. 3 is the control principle diagram of the control box of the present invention.

In the drawings, 1-support body of engraving machine, 2-control box, 3-engraving head, 4-worktable, 5-connector, 20-lifting rod, 21-rotating table, 22-first cylinder, 23- The second cylinder, 40-slide rail, 41-support plate, 43-third cylinder, 20a-support groove, 50-slide track port, 200-first stepper motor, 201-second stepper motor, 202-th Three stepper motors, 203-engraving controller, 204-central controller, 205-host computer, 220-cylinder rod of the first cylinder, 230-cylinder rod of the second cylinder, 301-first sensor, 302-second sensor, 303 - the third sensor, 430 - the cylinder rod of the third cylinder.

Detailed ways

In order to make the objectives, technical solutions and advantages of the present invention clearer, the present invention will be described in further detail below with reference to the accompanying drawings and preferred embodiments. It is to be understood, however, that many of the details set forth in the specification are merely provided to provide the reader with a thorough understanding of one or more aspects of the invention, and that aspects of the invention may be practiced without these specific details.

As shown in Figure 1, Figure 2 and Figure 3, a simple three-axis engraving machine according to the present invention includes a supporting body 1 of the engraving machine, a control box 2, an engraving head 3 and a worktable 4, the worktable 4 is connected to the engraving machine The bottom of the case body 1 is slidably connected, the control case body 2 is arranged on the side of the engraving case body 1, and the end of the lifting rod 20 protruding from the top of the control case body 2 is installed with a first cylinder through the rotary table 21. 22. The end of the cylinder rod 220 of the first air cylinder 22 is slidably connected to the outer side of the top of the engraving machine support body 1 through the connecting piece 5, and a second air cylinder 23 is also installed on the connecting piece 5. The end of the cylinder rod 230 vertically passes through the top of the engraving machine support body 1 and is connected to the engraving head 3 arranged in the engraving machine support body 1. The control box 2 includes a first step motor 200, a second step A stepper motor 201, a third stepper motor 202, an engraving controller 203 and a central controller 204, the central controller 204 is electrically connected to the first stepper motor 200, the second stepper motor 201, and the third stepper motor 202 respectively. The first stepper motor 200 is connected to the worktable 4 in a driving manner, the second stepper motor 201 is drivingly connected to the lift rod 20 , and the lift rod 20 passes through the vertical support groove 20 a fixed in the control box 2 . Thread matching connection, the lifting rod rotates up and down in the vertical support groove 21a to realize the lifting movement, the third stepping motor 202 is drivingly connected with the rotating table 21, and the engraving head 3 is connected with the central controller 204. Electrical connection; in the present invention, the three-axis engraving machine further includes a first sensor 301 installed on the engraving head 3 for detecting the forward and backward direction of the engraving head 3, and a first sensor 301 for detecting the left and right direction of the engraving head 3. Two sensors 302, a third sensor 303 for detecting the up and down direction of the engraving head 3, the first sensor 301, the second sensor 302, and the third sensor 303 are respectively electrically connected to the central controller 204, and the second stepping motor 201 drives the lifting rod 20 to realize lifting adjustment so as to change the upper and lower position height of the engraving head 3. When the engraving head 3 reaches the required position height, the cylinder rod 220 of the first air cylinder 22 is used to telescopically adjust the distance between the front and rear of the engraving head 3, At the same time, the rotary table 21 is driven to rotate by the third stepping motor 202 , so that the cylinder rod 220 of the first cylinder 22 rotates left and right so as to adjust the distance of the engraving head 3 from left to right.

In the present invention, the top of the support body 1 of the engraving machine is in the shape of an upwardly arched arc, and the top of the support body 1 of the engraving machine is provided with criss-crossing sliding track openings 50 for the sliding of the connecting piece 5. The connecting piece 5 is slidably connected with the sliding track port 50, the connecting piece 5 is spherical, and the spherical connecting piece 5 is provided with connecting ports ( (not shown), since the top of the engraving machine support body 1 is in an upwardly arched arc shape, the spherical connecting piece 5 slowly slides along the predetermined criss-cross sliding track opening 50 to adjust the position, and slides on the arc top surface It is easier to control and adjust the travel position distance of the engraving head 3 in the up-down, front-rear, left-right directions, thereby improving the accuracy of the engraving head adjustment and the accuracy of engraving, and the friction is small and labor-saving during the sliding process.

In the present invention, the worktable 4 includes a sliding guide 40, a support plate 41, and a third cylinder 43. The sliding guide 40 is slidably connected to the left and right sides of the bottom of the engraving cabinet 1. The sliding guide 40 is connected to The first step motor 200 disposed in the control box 2 is connected in a driving manner, the support plate 41 is connected with the end of the cylinder rod 430 of the third cylinder 43 fixed on the sliding guide 40 , and the support plate 41 passes through the The linear sliding bearings 44 arranged on the sliding guide rails 40 are slidably connected. The number of the sliding guide rails 40 is 2 or more. The front and rear sides of the bottom are slidably connected, the third air cylinder 43 pushes the support plate 41 to slide on the front and rear sides of the bottom of the engraving cabinet 1, and the first step motor 200 drives the sliding guide 40 along the bottom of the engraving cabinet 1 when the first step motor 200 rotates. The left and right sides slide back and forth, so that the object to be engraved fixed on the support plate 41 is moved back and forth, left and right. In the present invention, the engraving controller 203 is a variable frequency drive controller, and the central controller 204 is a PLC controller. The central controller 204 is also connected with the host computer 205 through a data line, the host computer 205 automatically transmits the engraved design and typesetting information to the central controller 204, and then the central controller 204 converts these information into three pieces. Improve the control signal of the motor and generate the path that controls the engraving head 3 along the X, Y, Z three axes (left and right, up and down and front and rear three axes), so that the engraving head 3 can engrave and process the design in the computer during high-speed rotation. Various plane or three-dimensional graphics and text information, so as to realize the automatic engraving operation.

The above are only the preferred embodiments of the present invention. It should be pointed out that for those skilled in the art, without departing from the principles of the present invention, several improvements and modifications can be made, and these improvements and modifications should also be It is regarded as the protection scope of the present invention.

Claims (5)

1. The utility model provides a simple and easy triaxial engraver which characterized in that: the three-shaft engraving machine comprises an engraving machine support body, a control box body, an engraving head and a workbench, wherein the workbench is connected with the bottom of the engraving machine box body in a sliding manner, the control box body is arranged on the side part of the engraving machine box body, a first air cylinder is arranged at the end part of the top of the control box body, which extends out of a lifting rod, through a rotating table, the end part of an air cylinder rod of the first air cylinder is connected with the outer side of the top of the engraving machine support body in a sliding manner through a connecting piece, rail openings which are criss-cross and used for the sliding of the connecting piece are arranged at the top of the engraving machine support body, the connecting piece is connected with the rail openings in a sliding manner, the top of the engraving machine support body is in an upwards arched arc shape, a second air cylinder is also arranged on the connecting piece, and the end part of the air cylinder rod of the second, the control box body comprises a first stepping motor, a second stepping motor, a third stepping motor, an engraving controller and a central controller, the central controller is electrically connected with the first stepping motor, the second stepping motor and the third stepping motor respectively, the first stepping motor is in transmission connection with the workbench, the second stepping motor is in transmission connection with the lifting rod, the third stepping motor is in transmission connection with the rotating table, and the engraving head is electrically connected with the central controller.

2. The simple three-axis engraving machine of claim 1, wherein: the worktable comprises a sliding guide rail, a support plate and a third cylinder, the sliding guide rail is connected with the left side and the right side of the bottom of the engraving machine box body in a sliding mode, the sliding guide rail is in transmission connection with a first stepping motor arranged on the control box body, the support plate is connected with the end portion of a cylinder rod of the third cylinder fixed on the sliding guide rail, and the support plate is in sliding connection through a linear sliding bearing arranged on the sliding guide rail.

3. The simple three-axis engraving machine of claim 2, wherein: the quantity of sliding guide is more than 2, and install both sides sliding connection around the bottom of engraver box between every sliding guide mutual transmission connection and parallel each other.

4. A simplified three-axis engraver as claimed in any one of claims 1 to 3, wherein: the triaxial engraver is still including installing be used for detecting on the engraving head the first sensor of trend around the engraving head, detect the second sensor of trend about the engraving head, detect the third sensor of trend about the engraving head, first sensor, second sensor, third sensor respectively with central controller electrical connection.

5. The simple three-axis engraving machine of claim 1, wherein: the connecting piece is spherical.

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