Workpiece center rapid positioning long cylinder type laser equipment for numerical control machine tool

Abstract

The utility model provides a workpiece center rapid positioning long cylinder type laser device for a numerical control machine tool, which comprises a cylinder type shell, a battery, a circuit board, a cross-shaped laser device, a positioning frame assembly and a mounting handle, and the battery, the circuit board and the cross-shaped laser device are sequentially arranged in the cylinder type shell along the axial direction of the cylinder type shell. The positioning frame assembly is fixedly installed in the cylindrical shell and positions the battery, the circuit board and the cross-shaped laser, the battery and the cross-shaped laser are electrically connected with the circuit board, laser emitted by the cross-shaped laser can be emitted out through one end of the cylindrical shell, and the installation handle is arranged at the other end of the cylindrical shell. The center of the workpiece can be determined only by setting the coordinates of the two opposite angles of the workpiece, the good concentricity is achieved, the centering accuracy is high, the centering operation process can be simplified, the operation mode is simple and easy to operate, labor is saved, the machine tool utilization rate is increased, the use experience is better, and the method is worthy of application and popularization.

Description

Technical Field

[0001] The utility model relates to the technical field of laser equipment, in particular to a long-tube laser equipment for quickly positioning the workpiece center of a numerical control machine tool. Background Art

[0002] With the continuous development of CNC technology, CNC machine tools are widely used in the precision machining of metal parts. Before CNC machine tools process workpieces, the center coordinates of the workpiece need to be determined first. Currently, the coordinates are mainly found by installing a reference tool or a centering rod on the machine tool. Workers need to move the X-axis, Y-axis, and Z-axis of the CNC machine tool to make the tool or centering rod touch the four sides of the workpiece to set the center coordinates. This method has complicated operation steps and low operation efficiency, which takes up the production time of the machine and the working time of the workers. In addition, during the centering operation, the workpiece may be accidentally damaged due to the direction of the tool shifting, which will cause damage to the tool and the machine tool. Summary of the invention

[0003] The problem to be solved by the utility model is to provide a long-tube laser device for quickly locating the center of a workpiece of a numerically controlled machine tool, thereby simplifying the operation process and improving the centering efficiency.

[0004] To solve the above technical problems, a long cylindrical laser device for quickly positioning the center of a workpiece of a CNC machine tool provided by the utility model includes a cylindrical shell, a battery, a circuit board, a cross-shaped laser, a positioning frame assembly, and a mounting handle. The battery, the circuit board, and the cross-shaped laser are arranged in the cylindrical shell in sequence along the axial direction of the cylindrical shell. The positioning frame assembly is fixedly installed in the cylindrical shell and positions the battery, the circuit board, and the cross-shaped laser. The battery and the cross-shaped laser are electrically connected to the circuit board. The laser emitted by the cross-shaped laser can be emitted through one end of the cylindrical shell, and the mounting handle is arranged on the other end of the cylindrical shell.

[0005] Preferably, the positioning frame assembly includes a first arc-shaped positioning plate, a second arc-shaped positioning plate, a third arc-shaped positioning plate, and a positioning sleeve that match the interior of the cylindrical shell; the mounting handle includes a frustum that matches the interior of the cylindrical shell, and a connecting handle that is arranged at the top center of the frustum; a first annular limiting portion is arranged at the top circumference of the frustum; the top end of the cylindrical shell is sleeved on the frustum and its top end surface contacts the bottom of the first annular limiting portion; a top plate that abuts against the bottom of the frustum is arranged at the top inner edge of the first arc-shaped positioning plate; a second annular limiting portion is arranged at the bottom circumference of the positioning sleeve; the bottom end of the cylindrical shell is sleeved on the positioning sleeve and its bottom end surface contacts the top of the second annular limiting portion; A limiting groove connected to its inner circle is provided on the top of the positioning sleeve, the bottom end and the limiting groove of the first arc-shaped positioning plate are respectively fitted on the top and bottom end of the second arc-shaped positioning plate, the battery is arranged on the inner side of the first arc-shaped positioning plate and abuts between the top plate and the top end of the second arc-shaped positioning plate, the circuit board is snap-connected to the inner side of the second arc-shaped positioning plate, and locking parts are provided on both sides of the second arc-shaped positioning plate, and locking grooves matching the locking parts are provided on both sides of the third arc-shaped positioning plate, the locking parts are arranged on the locking grooves, the inner circle of the positioning sleeve is matched with the cross-shaped laser, the cross-shaped laser is arranged in the positioning sleeve and its top end is located between the inner sides of the second arc-shaped positioning plate and the third arc-shaped positioning plate.

[0006] Preferably, a control switch, a power indicator light, and a charging interface are provided on the circuit board, and a switch hole, a light hole, and a power connection hole corresponding to the control switch, the power indicator light, and the charging interface are penetrated through the side wall of the cylindrical shell.

[0007] Preferably, the bottom of the positioning sleeve is provided with a receiving groove communicated with the inner ring thereof, and a light-transmitting sheet is provided in the receiving groove.

[0008] Preferably, a positioning hole is provided through the circuit board, a support column is provided on the inner side of the second arc-shaped positioning plate, a positioning portion matching the positioning hole is provided on the top of the support column, and the positioning portion is engaged in the positioning hole.

[0009] Preferably, support platforms are provided on both sides of the second arc-shaped positioning plate, undercut portions are provided on the support platforms, and the circuit board is buckled between the two undercut portions.

[0010] Preferably, the light-transmitting sheet is glass.

[0011] Preferably, the connecting handle is cylindrical.

[0012] Preferably, the connecting handle is configured to be in the shape of a CNC tool handle.

[0013] The beneficial effects of the utility model are as follows: the utility model provides a long-tube laser device for quickly locating the center of a workpiece of a CNC machine tool, the battery can supply power to the circuit board, the cross-shaped laser works under the control of the circuit board, the workpiece is clamped on the processing table of the CNC machine tool, the mounting handle of the laser device is installed on the spindle of the CNC machine tool, the centering function of the CNC machine tool is turned on, and the laser device can be driven to move in the X-axis and Y-axis directions by shaking the hand wheel. First, the center of the cross-shaped laser line of the cross-shaped laser is aligned with one corner of the workpiece, at this time, the two right-angled lines of the cross-shaped laser line coincide with the two right-angled sides of one corner of the workpiece, and the coordinates are recorded on the CNC system of the machine tool, and then the laser device is moved to align the center of the cross-shaped laser line with the diagonal part of the workpiece, at this time, the two right-angled lines of the cross-shaped laser line coincide with the two right-angled sides of the diagonal part of the workpiece, and the coordinates are recorded on the CNC system of the machine tool, and the cross-shaped laser line is positioned at the two diagonal parts of the workpiece, and the coordinate positions of the two diagonal parts are recorded on the CNC system, and the CNC system can quickly determine the center coordinates of the workpiece to accurately process the workpiece. The device has a simple structure, good concentricity, high centering accuracy, can simplify the centering operation process, is simple to operate, easy to use, saves labor, improves machine tool utilization, and provides a better user experience, so it is worthy of popularization and use. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 The schematic diagram of the appearance structure of the first form of the utility model is illustrated.

[0015] Figure 2 The schematic diagram of the appearance structure of the second form of the utility model is illustrated.

[0016] Figure 3 The cross-sectional structure schematic diagram of the utility model is illustrated.

[0017] Figure 4 The schematic diagram of the exploded structure of the utility model is illustrated.

[0018] Figure 5 The utility model is illustrated Figure 4 Schematic diagram of the partial enlarged structure of part A in the middle.

[0019] Description of the accompanying drawings: cylindrical shell 1, switch hole 10, light hole 11, power connection hole 12, battery 2, circuit board 3, control switch 30, power indicator light 31, charging interface 32, positioning hole 33, cross-shaped laser 4, mounting handle 5, truncated cone portion 50, connecting handle portion 51, first annular limiting portion 52, first arc-shaped positioning plate 60, top plate 600, second arc-shaped positioning plate 61, locking portion 610, support column 611, positioning portion 612, support platform 613, undercut portion 614, third arc-shaped positioning plate 62, locking groove 620, positioning sleeve 63, second annular limiting portion 630, limiting groove 631, accommodating groove 632, light-transmitting sheet 7. DETAILED DESCRIPTION

[0020] To make the purpose, technical solution and advantages of the embodiments of the present disclosure clearer, the technical solution of the embodiments of the present disclosure will be clearly and completely described below in conjunction with the drawings of the embodiments of the present disclosure. Obviously, the described embodiments are part of the embodiments of the present disclosure, not all of the embodiments.

[0021] Based on the described embodiments of the present disclosure, all other embodiments obtained by those of ordinary skill in the art without creative work are within the scope of protection of the present disclosure.

[0022] refer to Figure 1-5 .

[0023] The utility model provides a long cylindrical laser device for quickly positioning the workpiece center of a numerically controlled machine tool, comprising a cylindrical shell 1, a battery 2, a circuit board 3, a cross-shaped laser 4, a positioning frame assembly, and a mounting handle 5. The battery 2, the circuit board 3, and the cross-shaped laser 4 are sequentially arranged in the cylindrical shell 1 along the axial direction of the cylindrical shell 1, the positioning frame assembly is fixedly installed in the cylindrical shell 1 and positions the battery 2, the circuit board 3, and the cross-shaped laser 4. The battery 2 and the cross-shaped laser 4 are electrically connected to the circuit board 3, and the laser emitted by the cross-shaped laser 4 can be emitted through one end of the cylindrical shell 1, and the mounting handle 5 is arranged on the other end of the cylindrical shell 1.

[0024] Its working principle is that the battery 2 can supply power to the circuit board 3, and the cross-shaped laser 4 works under the control of the circuit board 3. The workpiece is clamped on the processing table of the CNC machine tool, and the mounting handle 5 of the laser device is installed on the spindle of the CNC machine tool. The centering function of the CNC machine tool can be turned on, and the laser device can be driven to move in the X-axis and Y-axis directions by shaking the hand wheel. First, the center of the cross-shaped laser line of the cross-shaped laser 4 is aligned with one corner of the workpiece. At this time, the two right-angled lines of the cross-shaped laser line coincide with the two right-angled sides of one corner of the workpiece, and the coordinates are recorded on the CNC system of the machine tool. Then, the laser device is moved to align the center of the cross-shaped laser line with the diagonal part of the workpiece. At this time, the two right-angled lines of the cross-shaped laser line coincide with the two right-angled sides of the diagonal part of the workpiece, and the coordinates are recorded on the CNC system of the machine tool. It is only necessary to position the cross-shaped laser line to two diagonal parts of the workpiece and record the coordinate positions of the two diagonal parts on the CNC system. The CNC system can quickly determine the center coordinates of the workpiece to accurately process the workpiece. The device has a simple structure, good concentricity, high centering accuracy, can simplify the centering operation process, is simple to operate, easy to use, saves labor, improves machine tool utilization, and provides a better user experience, so it is worthy of popularization and use.

[0025] Based on the above embodiment, the positioning frame assembly includes a first arc-shaped positioning plate 60, a second arc-shaped positioning plate 61, a third arc-shaped positioning plate 62, and a positioning sleeve 63 that match the interior of the cylindrical shell 1. The mounting handle 5 includes a truncated cone portion 50 that matches the interior of the cylindrical shell 1, and a connecting handle portion 51 that is arranged at the top center of the truncated cone portion 50. A first annular limiting portion 52 is arranged on the top circumference of the truncated cone portion 50. The top end of the cylindrical shell 1 is sleeved on the truncated cone portion 50 and its top end surface contacts the bottom of the first annular limiting portion 52. A top plate 600 that abuts against the bottom of the truncated cone portion 50 is arranged on the inner edge of the top end of the first arc-shaped positioning plate 60. A second annular limiting portion 630 is arranged on the bottom circumference of the positioning sleeve 63. The bottom end of the cylindrical shell 1 is sleeved on the positioning sleeve 63 and its bottom end surface contacts the top of the second annular limiting portion 630. The top of the positioning sleeve 63 is arranged A limiting groove 631 connected to its inner circle is provided, the bottom end of the first arc-shaped positioning plate 60 and the limiting groove 631 are respectively fitted on the top and bottom ends of the second arc-shaped positioning plate 61, the battery 2 is arranged on the inner side of the first arc-shaped positioning plate 60 and abuts between the top plate 600 and the top end of the second arc-shaped positioning plate 61, the circuit board 3 is snap-connected to the inner side of the second arc-shaped positioning plate 61, both sides of the second arc-shaped positioning plate 61 are provided with a locking portion 610, both sides of the third arc-shaped positioning plate 62 are provided with a locking groove 620 matching the locking portion 610, the locking portion 610 is arranged on the locking groove 620, the inner circle of the positioning sleeve 63 is matched with the cross-shaped laser 4, the cross-shaped laser 4 is arranged in the positioning sleeve 63 and its top end is located between the inner sides of the second arc-shaped positioning plate 61 and the third arc-shaped positioning plate 62, which has the advantages of easy assembly and convenient disassembly.

[0026] Based on the above embodiment, the circuit board 3 is provided with a control switch 30, a power indicator light 31, and a charging interface 32, and the side wall of the cylindrical housing 1 is penetrated with a switch hole 10, a light hole 11, and a power connection hole 12 corresponding to the control switch 30, the power indicator light 31, and the charging interface 32. The laser device can be started or shut down by the control switch 30, the power indicator light 31 can be used to determine whether the laser device is in the on state, and the battery 2 can be charged through the charging interface.

[0027] Based on the above embodiment, the bottom of the positioning sleeve 63 is provided with a receiving groove 632 connected to its inner circle, and a light-transmitting sheet 7 is provided in the receiving groove 632. The laser emitted by the cross-shaped laser 4 can be emitted through the light-transmitting sheet 7 to prevent the emission end of the cross-shaped laser 4 from being contaminated.

[0028] Based on the above embodiment, a positioning hole 33 is provided through the circuit board 3, a support column 611 is provided on the inner side of the second arc-shaped positioning plate 61, and a positioning portion 612 matching the positioning hole 33 is provided on the top of the support column 611. The positioning portion 612 is engaged in the positioning hole 33, so that the circuit board 3 can be positioned, which facilitates the disassembly and assembly of the circuit board 3.

[0029] Based on the above embodiment, support platforms 613 are provided on both sides of the second arc-shaped positioning plate 61 , and undercut portions 614 are provided on the support platforms 613 . The circuit board 3 is buckled between the two undercut portions 614 , which facilitates disassembly, assembly and maintenance of the circuit board 3 .

[0030] Based on the above embodiment, the light-transmitting sheet 7 is made of glass, which has good light transmittance, low cost and easy maintenance.

[0031] Based on the above embodiment, the connecting handle 51 is cylindrical, and a socket matching the connecting handle 51 needs to be provided at the bottom of the CNC tool handle to achieve the connection between the connecting handle 51 and the CNC spindle, thereby reducing the production cost of the laser equipment.

[0032] Based on the above embodiment, the connecting handle 51 is configured as a CNC tool handle, and the connecting handle 51 can be directly inserted into the CNC spindle, making the connection between the laser device and the CNC spindle more convenient without the need for an additional tool handle.

[0033] The above implementation modes are merely descriptions of the preferred implementation modes of the present invention, and are not intended to limit the scope of the present invention. Without departing from the design spirit of the present invention, various modifications and improvements made to the technical solutions of the present invention by ordinary engineering and technical personnel in the field shall fall within the protection scope determined by the claims of the present invention.

Claims

1. A long-tube laser device for quickly locating the center of a workpiece of a CNC machine tool, characterized in that: It comprises a cylindrical shell, a battery, a circuit board, a cross-shaped laser, a positioning frame assembly, and a mounting handle. The battery, circuit board, and cross-shaped laser are sequentially arranged in the cylindrical shell along the axial direction of the cylindrical shell. The positioning frame assembly is fixedly installed in the cylindrical shell and positions the battery, circuit board, and cross-shaped laser. The battery and cross-shaped laser are electrically connected to the circuit board. The laser emitted by the cross-shaped laser can be emitted through one end of the cylindrical shell. The mounting handle is arranged on the other end of the cylindrical shell.

2. According to claim 1, a long-tube laser device for quickly locating the center of a workpiece for a CNC machine tool is characterized in that: The positioning frame assembly includes a first arc-shaped positioning plate, a second arc-shaped positioning plate, a third arc-shaped positioning plate, and a positioning sleeve that match the interior of the cylindrical shell, the mounting handle includes a frustum that matches the interior of the cylindrical shell, and a connecting handle that is arranged at the top center of the frustum, the top circumference of the frustum is provided with a first annular limiting portion, the top end of the cylindrical shell is sleeved on the frustum and its top end surface contacts the bottom of the first annular limiting portion, the top inner edge of the first arc-shaped positioning plate is provided with a top plate that abuts against the bottom of the frustum, the bottom circumference of the positioning sleeve is provided with a second annular limiting portion, the bottom end of the cylindrical shell is sleeved on the positioning sleeve and its bottom end surface contacts the top of the second annular limiting portion, the positioning sleeve A limiting groove connected with its inner circle is provided at the top, the bottom end of the first arc-shaped positioning plate and the limiting groove are respectively fitted on the top and bottom ends of the second arc-shaped positioning plate, the battery is arranged on the inner side of the first arc-shaped positioning plate and abuts between the top plate and the top end of the second arc-shaped positioning plate, the circuit board is snap-connected to the inner side of the second arc-shaped positioning plate, both sides of the second arc-shaped positioning plate are provided with clamping parts, both sides of the third arc-shaped positioning plate are provided with clamping grooves matching the clamping parts, the clamping parts are arranged on the clamping grooves, the inner circle of the positioning sleeve is matched with the cross-shaped laser, the cross-shaped laser is arranged in the positioning sleeve and its top end is located between the inner sides of the second and third arc-shaped positioning plates.

3. The long-tube laser device for quickly locating the center of a workpiece for a CNC machine tool according to claim 2, characterized in that: The circuit board is provided with a control switch, a power indicator light, and a charging interface, and the side wall of the cylindrical shell is penetrated with a switch hole, a light hole, and a power connection hole corresponding to the control switch, the power indicator light, and the charging interface.

4. The long-tube laser device for quickly locating the center of a workpiece for a CNC machine tool according to claim 3, characterized in that: The bottom of the positioning sleeve is provided with a receiving groove communicated with the inner ring thereof, and a light-transmitting sheet is provided in the receiving groove.

5. The long-tube laser device for quickly locating the center of a workpiece for a CNC machine tool according to claim 2, characterized in that: A positioning hole is provided through the circuit board, a support column is provided on the inner side of the second arc-shaped positioning plate, a positioning portion matching the positioning hole is provided on the top of the support column, and the positioning portion is engaged in the positioning hole.

6. The long-tube laser device for quickly locating the center of a workpiece for a CNC machine tool according to claim 5, characterized in that: Support platforms are provided on both sides of the second arc-shaped positioning plate, undercut parts are provided on the support platforms, and the circuit board is buckled between the two undercut parts.

7. The long-tube laser device for quickly locating the center of a workpiece for a CNC machine tool according to claim 4, characterized in that: The light-transmitting sheet is glass.

8. The long-tube laser device for quickly locating the center of a workpiece for a CNC machine tool according to claim 2, characterized in that: The connecting handle is cylindrical.

9. The long-tube laser device for quickly locating the center of a workpiece for a CNC machine tool according to claim 2, characterized in that: The connecting handle is configured to be in the shape of a numerical control tool handle.

Images