Tapping machine cutter accurate positioning module

Abstract

The utility model discloses a precise positioning module for a tapping machine cutter, and relates to the technical field of tapping machine cutters. The position of the depth limiting assembly can be adjusted on a cylindrical rod of the supporting assembly; the position of the movable positioning assembly can be adjusted between the cylindrical rod and a tapping driving module of the tapping machine; the tapping depth of the screw tap is limited by adjusting the relative position between the depth limiting assembly and the movable positioning assembly. The method has the characteristic of accurate positioning.

Description

TECHNICAL FIELD

[0001] The present application relates to the technical field of tapping machine tool, in particular to a tapping machine tool precise positioning module. BACKGROUND

[0002] The tapping machine is a kind of mechanical processing equipment for processing internal thread in the hole of a part.In the prior art, the tapping tool is prone to excessive tapping depth when tapping, which can damage the part or tap. CONTENT OF THE INVENTION

[0003] Therefore, the present application provides a tapping machine tool precise positioning module to solve the technical problem that the tapping tool is prone to excessive tapping depth when tapping in the prior art, which can damage the part or tap.

[0004] To achieve the above-mentioned purpose, the present application provides the following technical scheme:

[0005] A tapping machine tool precise positioning module is connected with a tapping machine, comprising:

[0006] A support assembly installed on the tapping machine;

[0007] A depth limiting assembly capable of adjusting the position on the cylindrical rod of the support assembly;

[0008] A moving positioning assembly capable of adjusting the position between the cylindrical rod and the tapping drive module of the tapping machine;

[0009] Wherein, the tapping depth of the tap is limited by adjusting the relative position between the depth limiting assembly and the moving positioning assembly.

[0010] Further, the moving positioning assembly comprises:

[0011] A scale installed on the top plate of the support assembly;

[0012] A moving seat slidingly connected to the lower end of the top plate, the moving seat being close to the scale;

[0013] A screw rod movably connected with the moving seat;

[0014] A connecting plate connected with the tapping drive module, the screw rod being threadedly connected to the connecting plate.

[0015] Further, the lower end of the top plate is installed with a limiting slide rod, the limiting slide rod being spaced apart from the scale, and the moving seat is provided with a limiting slide block slidingly sleeved on the limiting slide rod.

[0016] Further, the depth limiting assembly comprises:

[0017] A sliding seat is sleeved on the cylindrical rod;

[0018] A moving part is movably installed on the sliding seat;

[0019] A stopper is connected with the moving part, and the stopper can abut on the cylindrical rod, so as to fix the depth limiting assembly on the cylindrical rod;

[0020] A positioning finger is connected with the sliding seat, and the positioning finger points to the scale.

[0021] Further, the moving part comprises:

[0022] An installation shell is installed on the sliding seat;

[0023] A sliding plate is slidably arranged in the installation shell;

[0024] A pull rod is connected with the sliding plate;

[0025] A compression spring is sleeved on the pull rod, and the compression spring abuts between the installation shell and the sliding plate.

[0026] Further, a connecting rod is arranged between a side of the sliding plate away from the pull rod and the stopper.

[0027] Further, an antiskid pad is arranged on the stopper.

[0028] Further, a connecting piece is installed on the moving seat, and a lower end of the screw rod is movably connected in the connecting piece.

[0029] Further, a protruding block is integrally connected with the lower end of the screw rod, and the protruding block can rotate in the connecting piece.

[0030] From the above technical solution, the advantages of the present application are:

[0031] 1. The present application is provided with a moving positioning assembly and a depth limiting assembly, the moving positioning assembly can correct the initial position of the tap, so that different specifications of the tap can be quickly positioned after being installed on the tapping drive module; and the depth limiting assembly is used for limiting the tapping depth of the tap by limiting the moving positioning assembly, so that when the tapping depth is determined, the depth limiting assembly is moved to the same value as the tapping depth according to the scale, and when the tap is lowered to the set tapping depth, the moving positioning assembly will collide with the depth limiting assembly, the moving positioning assembly is blocked by the depth limiting assembly to prevent the tap from continuing to move downward, thereby preventing excessive tapping from damaging the parts or the tap, which not only makes the tapping process more accurate, but also improves the safety in use.

[0032] 2. In the present application, the depth limiting assembly is fixed on the cylindrical rod by pressing against the cylindrical rod, which is convenient for fixing the position of the depth limiting assembly. The depth limiting assembly and the moving positioning assembly are matched with the scale, so that the tap can be accurately positioned, and the depth of the tapping is more accurate. BRIEF DESCRIPTION OF DRAWINGS

[0033] The drawings constituting a part of this application provide further understanding of the present application, the illustrative embodiments of the present application and the description thereof serve to explain the present application, and do not constitute improper limitation on the present application.

[0034] Figure 1 is a structural schematic view of the present application.

[0035] Figure 2 is a partial enlarged view of A of Figure 1

[0036] Figure 3 is a partial enlarged view of B of Figure 1

[0037] Figure 4 is a perspective view of the connecting piece of the present application.

[0038] Figure 5 is a partial enlarged view of C of Figure 1

[0039] Figure 6 is a partial enlarged view of D of Figure 1

[0040] Figure 7 is a sectional view of the connection of the depth limiting assembly and the cylindrical rod of the present application.

[0041] Figure 8 is a perspective view of the connecting rod and the block of the present application.

[0042] Figure 9 is a structural schematic view of the installation of the present application and the tapping machine.

[0043] BRIEF DESCRIPTION OF DRAWINGS: 1 - support assembly; 11 - cylindrical rod; 12 - first mounting plate; 13 - top plate; 14 - first screw; 2 - connecting plate; 21 - second mounting plate; 22 - second screw; 3 - scale; 4 - limiting slide rod; 5 - connecting piece; 6 - depth limiting assembly; 61 - sliding seat; 611 - through hole; 612 - movable groove; 62 - positioning finger lever; 63 - mounting shell; 64 - pull rod; 65 - compression spring; 66 - sliding plate; 67 - connecting rod; 68 - block; 681 - non-slip pad; 7 - moving seat; 72 - limiting slide block; 8 - screw rod; 81 - protrusion; 82 - locking nut; 100 - linear moving part; 200 - tapping driving module; 300 - tap; 400 - C-shaped rack.​​​​ DETAILED DESCRIPTION

[0044] In order to make the purpose, technical scheme and advantages of the present application clearer, the present application will be further described in detail below with reference to the embodiments and drawings. Herein, the illustrative embodiments of the present application and their descriptions are used to explain the present application but not to limit the present application.

[0045] Reference Figures 1 to 9 As Figure 1 shown, the present embodiment provides a precise positioning module for a tapping machine cutter, which is installed on a tapping machine and comprises a support assembly 1, a depth limiting assembly 6 and a moving positioning assembly. The support assembly 1 is installed on a C-shaped rack 400 of the tapping machine. The depth limiting assembly 6 is installed on a cylindrical rod 11 of the support assembly 1, and the depth limiting assembly 6 can be adjusted at a position on the cylindrical rod 11, and the depth limiting assembly 6 corresponds to the tapping depth of a part to be processed. The moving positioning assembly is installed between the cylindrical rod 11 and a tapping driving module 200 of the tapping machine, and the moving positioning assembly can adjust the position between the cylindrical rod 11 and the tapping driving module 200. Wherein, the tapping depth of a tap 300 is limited by adjusting the relative position between the depth limiting assembly 6 and the moving positioning assembly.

[0046] As Figure 1 and Figure 5 shown, the support assembly 1 comprises the cylindrical rod 11, a first mounting plate 12 and a top plate 13. The top plate 13 and the first mounting plate 12 are respectively connected to the upper and lower ends of the cylindrical rod 11. The first mounting plate 12 is installed on the C-shaped rack 400 through a first screw 14, so that the support assembly 1 is stably installed as a whole.

[0047] As Figure 1 and Figure 2 shown, the moving positioning assembly comprises a scale 3, a moving seat 7, a screw rod 8 and a connecting plate 2. The scale 3 is installed on the top plate 13. The moving seat 7 is slidingly connected to the lower end of the top plate 13, and the moving seat 7 is close to the scale 3, so that the position of the moving seat 7 relative to the scale 3 can be accurately moved. The screw rod 8 is movably connected with the moving seat 7. The connecting plate 2 is provided with a second mounting plate 21. The second mounting plate 21 is connected with the tapping driving module 200 of the tapping machine through a second screw 22. The screw rod 8 is threadedly connected with the connecting plate 2.

[0048] Preferably, a locking nut 82 for locking is threadedly connected with the screw rod 8. The locking nut 82 can lock the screw rod 8, so as to ensure that the screw rod 8 is reliably connected with the connecting plate 2.

[0049] Preferably, a limiting slide rod 4 is installed at the lower end of the top plate 13. The limiting slide rod 4 is spaced apart from the scale 3. A limiting slide block 72 is provided on the moving seat 7 and slidingly sleeved on the limiting slide rod 4, so that the moving seat 7 moves more stably.

[0050] As shown in Figure 6 and Figure 7 , the depth limiting assembly 6 comprises a sliding seat 61, a moving part, a block 68 and a positioning finger 62, the sliding seat 61 is sleeved on the cylindrical rod 11; the moving part is movably installed on the sliding seat 61; the block 68 is connected with the moving part, and the block 68 can abut on the cylindrical rod 11, so as to fix the depth limiting assembly 6 on the cylindrical rod 11; the positioning finger 62 is connected with the sliding seat 61, and the positioning finger 62 points to the scale 3.

[0051] Preferably, a through hole 611 is formed in the sliding seat 61, and the through hole 611 is in sliding fit with the cylindrical rod 11.

[0052] As shown in Figure 7 and Figure 8 , the moving part comprises an installation shell 63, a sliding plate 66, a pull rod 64 and a compression spring 65, the installation shell 63 is fixedly installed on the sliding seat 61, and the sliding plate 66 is slidably arranged in the installation shell 63; the pull rod 64 is connected with the sliding plate 66 perpendicularly; the compression spring 65 is located in the installation shell 63, the compression spring 65 is sleeved on the pull rod 64, the left end of the compression spring 65 abuts on the left inner wall of the installation shell 63, and the right end abuts on the left end face of the sliding plate 66.

[0053] In the embodiment of the application, the side of the sliding plate 66 away from the pull rod 64 is connected with the block 68 through a connecting rod 67.

[0054] As shown in Figure 8 , the block 68 is provided with an anti-skid pad 681, and the block 68 has an arc surface, so as to reliably abut on the cylindrical rod 11; by arranging the anti-skid pad 681, the anti-skid pad 681 abuts on the outer wall of the cylindrical rod 11, so that the block 68 is more firmly abutted on the cylindrical rod 11, and the depth limiting assembly 6 is more firmly and reliably installed on the cylindrical rod 11.

[0055] In the embodiment of the application, the side of the through hole 611 is provided with a movable groove 612, the block 68 is accommodated in the movable groove 612, and the connecting rod 67 serves to connect the sliding plate 66 and the block 68, so that the connecting rod 67 is arranged between the movable groove 612 and the inner cavity of the installation shell 63, and the compression spring 65 is located in the inner cavity.

[0056] In the embodiment of the present application, the pull rod 64 is pulled outward, so that the compression spring 65 is compressed, and the sliding plate 66 drives the abutting block 68 to move outward, so that the abutting block 68 is separated from the pressing action on the cylindrical rod 11. At this time, the sliding seat 61 can be moved up and down, and the position of the positioning pointer 62 pointing to the scale 3 is adjusted according to the depth of the tapping processed on the part. After the adjustment is completed, the pull rod 64 is released, and the elastic action of the compression spring 65 can reset the abutting block 68, so that the abutting block 68 is abutted on the cylindrical rod 11 again, so that the position of the depth limiting assembly 6 is fixed.

[0057] As shown in Figure 3 , the connecting piece 5 is installed on the moving seat 7, and the lower end of the screw rod 8 is movably connected in the connecting piece 5.

[0058] Preferably, the lower end of the screw rod 8 is integrally connected with a protrusion 81, the protrusion 81 can rotate in the accommodating cavity of the connecting piece 5, and the protrusion 81 can slide with the top surface or the bottom surface of the accommodating cavity, so that the moving seat 7 can move upward or downward with the rotation of the screw rod 8.

[0059] As shown in Figure 4 , in order to facilitate the disassembly and installation of the connecting piece 5, the connecting piece 5 is spliced by two semicircular seat bodies, and the two seat bodies are symmetrically installed on the moving seat 7, so as to limit the protrusion 81.

[0060] As shown in Figure 9 , the linear moving part 100, the tapping driving module 200, the tap 300 and the C-shaped rack 400 are all parts of the tapping machine. The linear moving part 100 is installed on the top of the C-shaped rack 400, the tapping driving module 200 is connected to the lower end of the linear moving part 100, and the linear moving part 100 can drive the tapping driving module 200 to move up and down. The tap 300 is connected to the lower end of the tapping driving module 200, and the tapping driving module 200 can drive the tap 300 to rotate. The second mounting plate 21 is installed on the shell of the tapping driving module 200, so that when the linear moving part 100 drives the tapping driving module 200 and the tap 300 to move up and down, the connecting plate 2 drives the moving seat 7 and the screw rod 8 to move up and down synchronously.

[0061] Working principle: according to the processing requirements to replace different specifications of the tap 300, the tap 300 is installed at the lower end of the tapping drive module 200, the control linear moving component 100 is started, and the tap 300 is abutted on the part, at this time, the rotating screw 8 is moved, so that the lower end surface of the moving seat 7 is located at the zero point of the scale 3, so that the tap 300 is adjusted, the lower end surface of the moving seat 7 is aligned with the zero point of the scale 3, then the depth limiting assembly 6 is adjusted according to the tapping depth of the part to be processed, so that the positioning pointer 62 points to the tapping depth value (the positioning pointer 62 points to the exact value on the scale 3), finally the tapping machine is started, so that the linear moving component 100 and the tapping drive module 200 are started, so that the tap 300 rotates and moves downward to tap, when the tapping drive module 200 and the tap 300 move downward, the second mounting plate 21 drives the screw 8 and the moving seat 7 to move downward synchronously, when the moving seat 7 abuts on the positioning pointer 62, the linear moving component 100 stops moving downward, at this time, the tapping depth of the tap 300 is the tapping depth of the part to be processed. Finally, each component is reset, in this way, the accurate positioning of the tap 300 in the depth direction can be ensured, the excessive processing of the tap 300 can be prevented, the part or the tap 300 is damaged, and the safety of use is further improved.

[0062] In summary, the tapping depth is controlled by mechanical limiting, the depth limiting assembly 6 and the moving positioning assembly are convenient to adjust, and different specifications of the tap 300 can be used, and the positioning is accurate, the work is safe and stable.

[0063] The above only describes the preferred embodiments of the present application and is not used to limit the present application, for those skilled in the art, the embodiments of the present application can have various changes and variations. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present application shall be included in the protection scope of the present application.

Claims

1. A precision positioning module for a tapping machine tool, connected to a tapping machine, characterized in that, The utility model relates to a tapping depth limiting device for tapping machine, comprising: A support assembly (1) installed on the tapping machine; A depth limiting assembly (6) capable of adjusting position on the cylindrical rod (11) of the support assembly (1); A moving positioning assembly capable of adjusting position between the cylindrical rod (11) and the tapping drive module (200) of the tapping machine; Wherein, by adjusting the relative position between the depth limiting assembly (6) and the moving positioning assembly, the tapping depth of the tap (300) is limited.

2. The precision positioning module for a tapping machine tool according to claim 1, characterized in that, The moving positioning assembly comprises: A scale (3) installed on the top plate (13) of the support assembly (1); A moving seat (7) slidingly connected to the lower end of the top plate (13), the moving seat (7) being close to the scale (3); A screw rod (8) movably connected with the moving seat (7); A connecting plate (2) connected with the tapping drive module (200), the screw rod (8) being threadedly connected with the connecting plate (2).

3. The precision positioning module for a tapping machine tool according to claim 2, wherein, The lower end of the top plate (13) is provided with a limiting slide rod (4), the limiting slide rod (4) being spaced apart from the scale (3), and the moving seat (7) being provided with a limiting slide block (72) slidingly sleeved on the limiting slide rod (4).

4. The precision positioning module for a tapping machine tool according to claim 2, wherein, The depth limiting assembly (6) comprises: A sliding seat (61) slidingly sleeved on the cylindrical rod (11); A moving component movably installed on the sliding seat (61); A stop block (68) connected with the moving component, the stop block (68) being capable of abutting on the cylindrical rod (11), so as to fix the depth limiting assembly (6) on the cylindrical rod (11); A positioning finger (62) connected with the sliding seat (61), the positioning finger (62) pointing to the scale (3).

5. The precision positioning module for a tapping machine tool according to claim 4, wherein, The moving component comprises: An installation shell (63) installed on the sliding seat (61); A sliding plate (66) slidingly arranged in the installation shell (63); A pull rod (64) connected with the sliding plate (66); A compression spring (65) sleeved on the pull rod (64), and the compression spring (65) abutting between the installation shell (63) and the sliding plate (66).

6. The precision positioning module for a tapping machine tool according to claim 5, wherein, The side of the sliding plate (66) away from the pull rod (64) is connected with the stop block (68) through a connecting rod (67).

7. The precision positioning module for a tapping machine tool according to claim 4, wherein, The stop block (68) is provided with an antiskid pad (681).

8. The precision positioning module for a tapping machine tool according to claim 2, wherein, The moving seat (7) is provided with a connecting piece (5), and the lower end of the screw rod (8) is movably connected in the connecting piece (5).

9. The precision positioning module for a tapping machine tool according to claim 8, wherein, The lower end of the screw rod (8) is integrally connected with a protruding block (81), and the protruding block (81) is capable of rotating in the connecting piece (5).

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