CN214492321U - Square acrylic plate high-precision positioning mechanism and engraving machine thereof - Google Patents

Square acrylic plate high-precision positioning mechanism and engraving machine thereof Download PDF

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Publication number
CN214492321U
CN214492321U CN202120222373.9U CN202120222373U CN214492321U CN 214492321 U CN214492321 U CN 214492321U CN 202120222373 U CN202120222373 U CN 202120222373U CN 214492321 U CN214492321 U CN 214492321U
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cover plate
wheel disc
upper cover
strip
push rod
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CN202120222373.9U
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Chinese (zh)
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陈少红
兰途
吴飞
杨天文
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Xiamen Jiukui Technology Co ltd
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Xiamen Jiukui Technology Co ltd
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Abstract

The utility model provides a square ya keli board high accuracy positioning mechanism and engraver thereof, wherein, square ya keli board high accuracy positioning mechanism includes upper cover plate, lower apron, rim plate, driving motor, four push rods, four strip ejector pads. The wheel disc is circular and is rotatably arranged between the upper cover plate and the lower cover plate. Teeth are arranged on the periphery of the wheel disc. The wheel disc is characterized in that a yielding hole is formed in the wheel disc, the outline of the yielding hole comprises four arc surfaces which are rotationally symmetrical, and the distance from the starting point to the end point of each arc surface is more and more far away from the center of the wheel disc. The utility model discloses a set up rim plate and cambered surface, realize that the synchronous strip ejector pad that drives fixes a position the ya keli board, let the center of the square ya keli board after the location align with machining center all the time to clamping precision and machining precision have been guaranteed.

Description

Square acrylic plate high-precision positioning mechanism and engraving machine thereof
Technical Field
The utility model relates to a square ya keli board high accuracy positioning mechanism and engraver thereof.
Background
As the application of acrylic plates as a substitute product of organic glass is wider and wider, the processing requirements of acrylic plates are also more and more, such as engraving complex patterns or engraving splicing drawings. At present, a plurality of acrylic plate engraving machines exist in the market, but the positioning accuracy of the products is not high, the products are all positioned and clamped manually, the patterns with high accuracy cannot be engraved, and further improvement is needed.
SUMMERY OF THE UTILITY MODEL
To the background art, the utility model aims to provide an ya keli board sculpture equipment that positioning accuracy is high.
On the first hand, a square acrylic plate high-precision positioning mechanism comprises an upper cover plate, a lower cover plate, a wheel disc, a driving motor, four push rods and four strip-shaped push blocks.
The wheel disc is circular, is rotatably arranged between the upper cover plate and the lower cover plate, and is used for preventing the wheel disc from being excessively clamped, and the distance between the upper cover plate and the lower cover plate is larger than the thickness of the wheel disc. Teeth are arranged on the periphery of the wheel disc. The wheel disc is characterized in that a yielding hole is formed in the wheel disc, the outline of the yielding hole comprises four arc surfaces which are rotationally symmetrical, and the distance from the starting point to the end point of each arc surface is more and more far away from the center of the wheel disc.
The driving motor is installed on the lower cover plate and is connected with and drives the wheel disc through a gear.
And the upper cover plate and the lower cover plate are provided with four first strip-shaped holes which are paired and point to the center of the wheel disc. And the upper cover plate is provided with second parallel strip-shaped holes on two sides of the first strip-shaped hole.
Every the push rod passes in proper order a first bar hole of upper cover plate, the hole of stepping down of rim plate and the first bar hole of apron down. And one end of the push rod, which extends to the top surface of the upper cover plate, is inserted into the middle of the strip-shaped push block arranged on the top surface of the upper cover plate. One end of the push rod extending to the bottom surface of the lower cover plate is provided with threads and is locked by a nut. An elastic component is arranged between the push rod and the upper cover plate, and the push rod is always attached to the cambered surface through the elastic component.
The two ends of the strip-shaped push block correspond to the second strip-shaped holes and are provided with limiting rods, and the diameters of the limiting rods are equal to the widths of the second strip-shaped holes and are inserted into the second strip-shaped holes.
During the use, put square ya keli board at the top surface of upper cover plate, be located between four strip ejector pads, start driving motor, driving motor rotates and drives the rim plate and rotate, along with the rim plate rotates, four cambered surfaces rotate and drive four push rods and be close to the rim plate center in step, and the push rod drives four strip ejector pads and presss from both sides tight square ya keli board in step, can align the center of square ya keli board with the center of upper cover plate promptly, realizes the high accuracy location.
Preferably, at least two arc-shaped holes concentric with the wheel disc are formed in the periphery of the wheel disc. The upper cover plate is provided with a limiting column corresponding to the arc-shaped hole on one side facing the wheel disc, and the wheel disc is rotatably attached to the bottom surface of the upper cover plate through the arc-shaped hole and the limiting column. The wheel disc and the upper cover plate rotate mutually by forming the arc-shaped holes.
Preferably, through holes are formed in the peripheral parts of the upper cover plate and the lower cover plate, the upper cover plate and the lower cover plate are fixed through nuts and bolts penetrating through the through holes, a sleeve is sleeved at one end, located between the upper cover plate and the lower cover plate, of each bolt, the length of the sleeve is larger than the thickness of the wheel disc, and the wheel disc is prevented from being clamped by the upper cover plate and the lower cover plate.
Preferably, in order to reduce the friction between the push rod and the cambered surface, a bearing is sleeved on the push rod, the bearing is arranged at one end of the push rod in the abdicating hole, and the push rod is attached to the cambered surface through the bearing.
Preferably, the elastic assembly includes a mounting seat and an elastic member. The mounting seat is installed upper cover plate bottom is located the positive center in the hole of stepping down. The number of the elastic pieces is four, the elastic pieces are arranged on the periphery of the mounting seat, one end of each elastic piece props against the mounting seat, and the other end of each elastic piece props against the push rod.
Preferably, the elastic part is an elastic telescopic rod, the telescopic rod has good directivity, and the movement direction of the push rod can be further limited.
Preferably, the mounting seat is provided with a mounting groove at a peripheral portion thereof. The elastic telescopic rod is inserted into the mounting groove and points to one end of the push rod, and a butt joint is arranged at one end of the push rod.
Preferably, the driving motor is a stepping motor, and a speed reducer is arranged between the motor and the wheel disc.
In a second aspect, the engraving machine adopts the high-precision positioning mechanism for the square acrylic plate provided by the first aspect.
The utility model provides a square ya keli board high accuracy positioning mechanism compares with traditional, through setting up rim plate and cambered surface, realizes that the synchronous strip ejector pad that drives fixes a position the ya keli board, lets the center of the square ya keli board after the location align with machining center all the time to clamping precision and machining precision have been guaranteed.
Drawings
FIG. 1 is a side view of an axis of a high precision positioning mechanism for a square acrylic plate;
FIG. 2 is a second axial view of a high-precision positioning mechanism for a square acrylic plate;
FIG. 3 is a side view of the axle of a square acrylic plate high precision positioning mechanism;
FIG. 4 is a front view of a square acrylic plate high precision positioning mechanism;
FIG. 5 is a side view of a square acrylic plate high precision positioning mechanism;
FIG. 6 is a first cross-sectional view of a high precision positioning mechanism for a square acrylic plate;
FIG. 7 is a second cross-sectional view of a high-precision positioning mechanism for a square acrylic plate;
the labels in the figures are: upper cover plate 1, spacing post 11, sleeve 12, first bar hole 13, second bar hole 14, apron 2, rim plate 3, arc hole 31, the hole of stepping down 32, cambered surface 33, mount pad 34, elastic component 35, driving motor 4, four push rods 5, four strip ejector shoes 6.
Detailed Description
In order to make the technical problem, technical solution and advantageous effects to be solved by the present invention clearer and more obvious, the following description of the present invention with reference to the accompanying drawings and embodiments is provided for further details. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the invention.
The first embodiment is as follows:
referring to fig. 1 to 7, a high-precision positioning mechanism for a square acrylic plate includes an upper cover plate 1, a lower cover plate 2, a wheel disc 3, a driving motor 4, four push rods 5, and four strip-shaped push blocks 6.
The wheel disc 3 is circular and is rotatably arranged between the upper cover plate 1 and the lower cover plate 2. In this embodiment, at least two arc holes 31 concentric with the wheel disc are formed on the periphery of the wheel disc. The upper cover plate 1 faces one side of the wheel disc, a limiting column 11 corresponding to the arc-shaped hole 31 is arranged on the one side of the wheel disc, and the wheel disc is rotatably attached to the bottom surface of the upper cover plate 1 through the arc-shaped hole 31 and the limiting column 11. The mutual rotation of the wheel disc and the upper cover plate 1 is realized by arranging the arc-shaped holes 31.
To prevent the wheel disc 3 from being excessively clamped, the distance between the upper and lower cover plates 1, 2 is greater than the thickness of the wheel disc 3. In this embodiment, through holes are formed in the peripheral portions of the upper cover plate 1 and the lower cover plate 2, the upper cover plate 1 and the lower cover plate 2 are fixed through nuts and bolts penetrating through the through holes, a sleeve 12 is sleeved at one end, located between the upper cover plate 1 and the lower cover plate 2, of each bolt, the length of the sleeve 12 is larger than the thickness of the wheel disc 3, and the wheel disc 3 is prevented from being clamped by the upper cover plate 1 and the lower cover plate 2.
Teeth are arranged on the periphery of the wheel disc 3. The driving motor 4 is a stepping motor, is arranged on the lower cover plate 2, and is connected with and drives the wheel disc 3 through a gear. In other embodiments, a speed reducer is arranged between the driving motor 4 and the wheel disc 3.
The inner part of the wheel disc 3 is provided with a yielding hole 32, the outline of the yielding hole 32 comprises four arc surfaces 33 which are rotationally symmetrical, and the distance from the starting point to the end point of each arc surface 33 is more and more far away from the center of the wheel disc.
And the upper cover plate 1 and the lower cover plate 2 are provided with four first strip-shaped holes 13 which are paired and point to the center of the wheel disc 3. And the upper cover plate 1 is provided with second parallel strip-shaped holes 14 at two sides of the first strip-shaped hole 13.
Every push rod 5 passes in proper order a first bar hole 13 of upper cover plate 1, the hole of stepping down 32 of rim plate 3 and the first bar hole 13 of apron 2 down. One end of the push rod 5, which extends to the top surface of the upper cover plate 1, is inserted into the middle of a strip-shaped push block 6 arranged on the top surface of the upper cover plate 1. One end of the push rod 5 extending to the bottom surface of the lower cover plate 2 is threaded and locked by a nut. An elastic component is arranged between the push rod 5 and the upper cover plate 1, and through the elastic component, the push rod 5 is always attached to the cambered surface 33. In this embodiment, in order to reduce the friction between the push rod 5 and the arc surface 33, the push rod 5 is sleeved with a bearing, the bearing is arranged at one end of the push rod 5 located in the abdicating hole 32, and the push rod 5 is attached to the arc surface 33 through the bearing.
Specifically, the elastic assembly includes a mounting seat 34 and an elastic member 35. The mounting seat 34 is installed at the bottom of the upper cover plate 1 and is located in the center of the abdicating hole 32. The number of the elastic members 35 is four, the four elastic members are arranged around the mounting seat 34, one end of each elastic member abuts against the mounting seat 34, and the other end of each elastic member abuts against the push rod 5. In this embodiment, the elastic member 35 is an elastic telescopic rod, which has good directivity and can further limit the movement direction of the push rod 5. The mounting seat 34 has a mounting groove formed on a peripheral portion thereof. The elastic telescopic rod is inserted into the mounting groove and points to one end of the push rod 5, and a butt joint is arranged at one end of the push rod.
The both ends of strip ejector pad 6 correspond second bar hole 14 is equipped with the gag lever post, the diameter of gag lever post equals the width in second bar hole 14 just inserts second bar hole 14 prevents that strip ejector pad 6 from deflecting.
During the use, place square ya keli board at the top surface of upper cover plate 1, be located between four strip ejector pads 6, start driving motor 4, driving motor 4 rotates and drives the rim plate 3 and rotate, along with rim plate 3 rotates, four cambered surfaces 33 rotate and drive four push rods 5 and be close to the rim plate center in step, push rod 5 drives four strip ejector pads 6 and presss from both sides tight square ya keli board in step, can align the center of square ya keli board with the center of upper cover plate 1 promptly, realize the high accuracy location.
Example two:
the utility model provides an engraver, adopts the square ya keli board high accuracy positioning mechanism that embodiment one provided.
The above embodiments are only used to illustrate the technical solution of the present invention, and not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it will be understood by those skilled in the art; the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention in its corresponding aspects.

Claims (9)

1. The utility model provides a square ya keli board high accuracy positioning mechanism which characterized in that: comprises an upper cover plate, a lower cover plate, a wheel disc, a driving motor, four push rods and four strip-shaped push blocks;
the wheel disc is rotatably arranged between the upper cover plate and the lower cover plate in a circular shape, and the distance between the upper cover plate and the lower cover plate is greater than the thickness of the wheel disc; teeth are arranged on the outer periphery of the wheel disc; the wheel disc is characterized in that a abdicating hole is formed in the wheel disc, the outline of the abdicating hole comprises four rotationally symmetrical arc surfaces, and the distance from the starting point to the end point of each arc surface is farther and farther from the center of the wheel disc;
the driving motor is arranged on the lower cover plate and is connected with and drives the wheel disc through a gear;
four first strip-shaped holes which are paired and point to the center of the wheel disc are formed in the upper cover plate and the lower cover plate; the upper cover plate is provided with second strip-shaped holes which are parallel on two sides of the first strip-shaped hole;
each push rod sequentially penetrates through one first strip-shaped hole of the upper cover plate, the abdicating hole of the wheel disc and the first strip-shaped hole of the lower cover plate; one end of the push rod, which extends to the top surface of the upper cover plate, is inserted into the middle of the strip-shaped push block arranged on the top surface of the upper cover plate; one end of the push rod, which extends to the bottom surface of the lower cover plate, is provided with threads and is locked by a nut; an elastic component is arranged between the push rod and the upper cover plate, and the push rod is always attached to the cambered surface through the elastic component;
the two ends of the strip-shaped push block correspond to the second strip-shaped holes and are provided with limiting rods, and the diameters of the limiting rods are equal to the widths of the second strip-shaped holes and are inserted into the second strip-shaped holes.
2. The high-precision positioning mechanism for the square acrylic plate according to claim 1, wherein:
at least two arc-shaped holes concentric with the wheel disc are formed in the periphery of the wheel disc; the upper cover plate is provided with a limiting column corresponding to the arc-shaped hole on one side facing the wheel disc, and the wheel disc is rotatably attached to the bottom surface of the upper cover plate through the arc-shaped hole and the limiting column.
3. The high-precision positioning mechanism for the square acrylic plate according to claim 1, wherein:
through holes are formed in the peripheral portions of the upper cover plate and the lower cover plate, the upper cover plate and the lower cover plate are fixed through nuts and bolts penetrating through the through holes, a sleeve is sleeved at one end, located between the upper cover plate and the lower cover plate, of each bolt, and the length of the sleeve is larger than the thickness of the wheel disc.
4. The high-precision positioning mechanism for the square acrylic plate according to claim 1, wherein:
the push rod is sleeved with a bearing, the bearing is arranged at one end, located in the abdicating hole, of the push rod, and the push rod is attached to the cambered surface through the bearing.
5. The high-precision positioning mechanism for the square acrylic plate according to claim 1, wherein:
the elastic component comprises a mounting seat and an elastic piece; the mounting seat is mounted at the bottom of the upper cover plate and is positioned in the center of the abdicating hole; the number of the elastic pieces is four, the elastic pieces are arranged on the periphery of the mounting seat, one end of each elastic piece props against the mounting seat, and the other end of each elastic piece props against the push rod.
6. The high-precision positioning mechanism for the square acrylic plate according to claim 5, wherein:
the elastic piece is an elastic telescopic rod.
7. The high-precision positioning mechanism for the square acrylic plate according to claim 6, wherein:
the periphery of the mounting seat is provided with a mounting groove; the elastic telescopic rod is inserted into the mounting groove and points to one end of the push rod, and a butt joint is arranged at one end of the push rod.
8. The high-precision positioning mechanism for the square acrylic plate according to claim 1, wherein:
the driving motor is a stepping motor, and a speed reducer is arranged between the motor and the wheel disc.
9. An engraver, its characterized in that: a high precision positioning mechanism comprising the square acrylic plate of any one of claims 1 to 8.
CN202120222373.9U 2021-01-26 2021-01-26 Square acrylic plate high-precision positioning mechanism and engraving machine thereof Active CN214492321U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202120222373.9U CN214492321U (en) 2021-01-26 2021-01-26 Square acrylic plate high-precision positioning mechanism and engraving machine thereof

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202120222373.9U CN214492321U (en) 2021-01-26 2021-01-26 Square acrylic plate high-precision positioning mechanism and engraving machine thereof

Publications (1)

Publication Number Publication Date
CN214492321U true CN214492321U (en) 2021-10-26

Family

ID=78217294

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202120222373.9U Active CN214492321U (en) 2021-01-26 2021-01-26 Square acrylic plate high-precision positioning mechanism and engraving machine thereof

Country Status (1)

Country Link
CN (1) CN214492321U (en)

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