Numerical control machining table positioner

Abstract

The utility model relates to a numerical control machining table positioner which comprises a positioning track, a sliding seat and a positioning frame, the sliding seat is in sliding connection with the surface of the positioning track, the positioning frame is fixedly connected to the top of the sliding seat, a limiting assembly is arranged in the sliding seat, and the limiting assembly is used for fixing the sliding seat; an end face positioning assembly is arranged in the positioning frame and used for fixing the end face of a workpiece. A side face positioning assembly is arranged on the surface of the positioning frame and used for fixing the side face of a workpiece. According to the numerical control machining table positioner, the sliding seat slides on the positioning rail to adjust the position of the positioning frame, the sliding seat can be fixed through the limiting assembly, shaft workpieces can be clamped through cooperation with the end face positioning assembly, non-shaft workpieces in other shapes can be fixed through the side face positioning assembly, and therefore the clamping and positioning effect is kept.

Description

Technical Field

[0001] The utility model relates to the technical field of numerical control accessories, in particular to a numerical control processing table positioner. Background Art

[0002] The CNC table positioner is a key component in the CNC system, responsible for accurately positioning the tool or workpiece during CNC machining. It can ensure the relative position between the tool and the workpiece is accurate during machining, thereby ensuring machining accuracy. Nowadays, when the CNC table positioner clamps shafts or other shaped workpieces, the positioner clamping method used is different, and the positioner needs to be replaced, which affects the work efficiency. Therefore, a CNC machining table positioner is proposed to solve the above problem. Utility Model Content

[0003] In view of the shortcomings of the prior art, the utility model provides a CNC machining table positioner, which has the advantages of being able to select different methods for clamping and positioning according to workpieces of different shapes. It solves the problem that when clamping shafts or other shaped workpieces, the positioners used have different clamping methods and need to be replaced, affecting work efficiency.

[0004] To achieve the above object, the utility model provides the following technical solution: a CNC machining table positioner, comprising a positioning track, a sliding seat, and a positioning frame, wherein the sliding seat is slidably connected to the surface of the positioning track, and the positioning frame is fixedly connected to the top of the sliding seat.

[0005] A limit assembly is disposed inside the sliding seat, and the limit assembly is used to fix the sliding seat;

[0006] An end surface positioning component is arranged inside the positioning frame, and the end surface positioning component is used to fix the end surface of the workpiece;

[0007] A side positioning component is arranged on the surface of the positioning frame, and the side positioning component is used to fix the side of the workpiece.

[0008] Furthermore, the limiting assembly includes a spring, a movable plate, a pull rod, and an insertion rod, wherein:

[0009] A spring fixedly mounted on the inner wall of the sliding seat;

[0010] A movable plate, which is fixedly connected to a side of the spring away from the sliding seat;

[0011] A pull rod, which is fixedly connected to one side of the movable plate and passes through and extends to the outside of the sliding seat;

[0012] The insert rod is fixedly connected to a side of the movable plate away from the pull rod, and penetrates through and extends to the outside of the sliding seat.

[0013] Furthermore, the end face positioning assembly includes an adjustment cavity, a worm, a sleeve, a push rod, and a worm wheel, wherein:

[0014] An adjustment cavity is provided inside the positioning frame;

[0015] A worm gear is movably connected inside the adjusting cavity, and a top end of the worm gear extends outside the positioning frame;

[0016] A sleeve, which is movably connected to the left inner wall of the regulating cavity;

[0017] A push rod, the outer surface of which is threadedly connected to the inner wall of the casing;

[0018] The inner side of the worm wheel is fixedly connected to the outer surface of the sleeve, and the worm wheel is meshed with the worm.

[0019] Furthermore, the side positioning assembly includes a threaded rod, a threaded tube, a clamping rod, a connecting seat, and a movable rod, wherein:

[0020] a threaded rod rotatably connected to the surface of the positioning frame;

[0021] A threaded pipe, which is threadedly connected to the outer surface of the threaded rod;

[0022] A clamping rod is movably connected to two sides of the positioning frame, and the clamping rod is L-shaped;

[0023] A connecting seat, fixedly connected to an end of the clamping rod away from the positioning frame;

[0024] The movable rod is rotatably connected to the inside of the connecting seat, and the other end is movably connected to the threaded pipe.

[0025] Furthermore, there are two inserting rods, and the connection angle with the movable plate is 90 degrees, so that both sides of the workpiece can be clamped.

[0026] Furthermore, one end of the clamping rod located in the positioning frame is fixedly connected to a positioning clamping plate, thereby increasing the clamping area and improving the fixing effect.

[0027] Furthermore, a plurality of insertion holes are provided inside the positioning track and are evenly distributed on the positioning track. The insertion rod is inserted into the insertion hole, which facilitates the insertion of the insertion rod into the insertion hole, thereby fixing the sliding seat.

[0028] Furthermore, a limiting rod is fixedly connected to the outer surface of the push rod, and the limiting rod is L-shaped, with one end away from the push rod extending to the inside of the adjustment cavity. The limiting rod plays a limiting role to ensure that the push rod can move left and right.

[0029] Compared with the prior art, the technical solution of the present application has the following beneficial effects: the positioner of the present application adjusts the position of the positioning frame by sliding the sliding seat on the positioning track, the sliding seat can be fixed by using the limit assembly, and the shaft workpiece can be clamped in conjunction with the end face positioning assembly, and the side positioning assembly can be used to fix workpieces of other shapes other than shafts, thereby achieving the effect of selecting different methods to clamp and position workpieces of different shapes. BRIEF DESCRIPTION OF THE DRAWINGS

[0030] Figure 1 It is a schematic diagram of the cross-sectional structure of the utility model;

[0031] Figure 2 It is a structural stereogram of the utility model;

[0032] Figure 3 It is a top sectional view of the limiting component of the utility model.

[0033] In the figure: 1 positioning track, 2 sliding seat, 3 positioning frame, 4 limit assembly, 401 spring, 402 movable plate, 403 pull rod, 404 plug rod, 5 end surface positioning assembly, 501 adjusting cavity, 502 worm, 503 sleeve, 504 push rod, 505 worm wheel, 6 side positioning assembly, 601 threaded rod, 602 threaded tube, 603 clamping rod, 604 connecting seat, 605 movable rod. DETAILED DESCRIPTION

[0034] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0035] See also Figure 1-3 A CNC machining table positioner in this embodiment includes a positioning rail 1, a sliding seat 2, and a positioning frame 3. The sliding seat 2 is slidably connected to the surface of the positioning rail 1, and the positioning frame 3 is fixedly connected to the top of the sliding seat 2.

[0036] A limit assembly 4 is provided inside the sliding seat 2, and the limit assembly 4 is used to fix the sliding seat 2. The limit assembly 4 includes a spring 401, a movable plate 402, a pull rod 403, and an insertion rod 404, wherein the spring 401 is fixedly mounted on the inner wall of the sliding seat 2, the movable plate 402 is fixedly connected to the side of the spring 401 away from the sliding seat 2, the pull rod 403 is fixedly connected to the side of the movable plate 402, and passes through and extends to the outside of the sliding seat 2, the insertion rod 404 is fixedly connected to the side of the movable plate 402 away from the pull rod 403, passes through and extends to the outside of the sliding seat 2, the number of the insertion rod 404 is two, and the connection angle with the movable plate 402 is ninety degrees, so that the two sides of the workpiece can be clamped, and a number of sockets are provided inside the positioning track 1, and are equidistantly distributed on the positioning track 1, and the insertion rod 404 is inserted into the inside of the socket, so that the insertion rod 404 is convenient for inserting the insertion rod 404 into the socket, thereby fixing the sliding seat 2.

[0037] By pulling the pull rod 403, the pull rod 403 drives the movable plate 402 to move. Since the movable plate 402 is fixed to the plug rod 404, the plug rod 404 can be driven to move. When the plug rod 404 moves out of the through hole, the sliding seat 2 can be driven to slide to adjust the position of the positioning frame 3 to adapt to workpieces with large size differences. When the pull rod 403 is released, the reset of the spring 401 will drive the plug rod 404 to be reinserted into the socket, thereby completing the fixation.

[0038] An end face positioning assembly 5 is provided inside the positioning frame 3. The end face positioning assembly 5 is used to fix the end face of the workpiece. The end face positioning assembly 5 includes an adjusting chamber 501, a worm 502, a sleeve 503, a push rod 504, and a worm wheel 505. The adjusting chamber 501 is opened inside the positioning frame 3, the worm 502 is movably connected inside the adjusting chamber 501, and the top end of the worm 502 extends to the outside of the positioning frame 3, the sleeve 503 is movably connected to the left inner wall of the adjusting chamber 501, the outer surface of the push rod 504 is threadedly connected to the inner wall of the sleeve 503, the outer surface of the push rod 504 is fixedly connected to a limiting rod, and the limiting rod is L-shaped, and one end away from the push rod 504 extends to the inside of the adjusting chamber 501, the limiting rod plays a limiting role, and can ensure that the push rod 504 moves left and right, the inner side of the worm wheel 505 is fixedly connected to the outer surface of the sleeve 503, and the worm wheel 505 is meshed with the worm 502.

[0039] By rotating the worm 502, the worm 502 meshes with the worm wheel 505, driving the worm wheel 505 to rotate. Since the worm wheel 505 is fixed to the sleeve 503, the sleeve 503 can be driven to rotate. Since the inner wall of the sleeve 503 is threadedly connected to the push rod 504, the push rod 504 can be driven to move. The movement of the push rod 504 can be adjusted with high precision over a short distance to compensate for the spacing of the sliding seat 2 for positioning. The two ends of the shaft workpiece can be clamped between the push rod 504 and the tail stock, thereby completing the fixation.

[0040] A side positioning component 6 is provided on the surface of the positioning frame 3, and the side positioning component 6 is used to fix the side of the workpiece. The side positioning component 6 includes a threaded rod 601, a threaded tube 602, a clamping rod 603, a connecting seat 604, and a movable rod 605, wherein the threaded rod 601 is rotatably connected to the surface of the positioning frame 3, the threaded tube 602 is threadedly connected to the outer surface of the threaded rod 601, the clamping rod 603 is movably connected to both sides of the positioning frame 3, and the clamping rod 603 is L-shaped, and one end of the clamping rod 603 located in the positioning frame 3 is fixedly connected with a positioning clamping plate, which increases the clamping area and increases the fixing effect, the connecting seat 604 is fixedly connected to one end of the clamping rod 603 away from the positioning frame 3, the movable rod 605 is rotatably connected to the inside of the connecting seat 604, and the other end is movably connected to the threaded tube 602.

[0041] By rotating the threaded rod 601, the threaded rod 601 is threadedly connected to the threaded tube 602, thereby driving the threaded tube 602 to move. Since the threaded tube 602 is movably connected to the clamping rod 603 through the movable rod 605, when the threaded tube 602 moves to the left, it can drive the two clamping rods 603 to move relative to each other, thereby fixing the side of the workpiece, thereby improving the positioning effect. In conjunction with the end face positioning component 5, other non-axial workpieces can be fixed.

[0042] The working principle of the above embodiment is:

[0043] The workpiece is placed between the positioning frame 3 and the tailstock on the processing table, and the pull rod 403 is pulled to make the pull rod 403 drive the movable plate 402 to move. Since the movable plate 402 is fixed to the plug rod 404, the plug rod 404 can be driven to move. When the plug rod 404 moves out of the through hole, the sliding seat 2 can be driven to slide to adjust the position of the positioning frame 3 to adapt to workpieces with large size differences. The pull rod 403 is released, and the reset of the spring 401 will drive the plug rod 404 to be reinserted into the socket, thereby completing the fixation. By rotating the worm 502, the worm 502 is meshed with the worm wheel 505, driving the worm wheel 505 to rotate. Since the worm wheel 505 is fixed to the sleeve 503, it can drive The sleeve 503 rotates, and since the inner wall of the sleeve 503 is threadedly connected to the push rod 504, the push rod 504 can be driven to move. The movement of the push rod 504 can be adjusted with high precision over a short distance to compensate for the spacing of the sliding seat 2 for positioning. By rotating the threaded rod 601, the threaded rod 601 is threadedly connected to the threaded tube 602, thereby driving the threaded tube 602 to move. Since the threaded tube 602 is movably connected to the clamping rod 603 through the movable rod 605, when the threaded tube 602 moves to the left, the two clamping rods 603 can be driven to move relative to each other to fix the side of the workpiece, thereby improving the positioning effect and achieving the effect of selecting different methods for clamping and positioning workpieces of different shapes.

Claims

1. A CNC machining table positioner, comprising a positioning track (1), a sliding seat (2), and a positioning frame (3), wherein the sliding seat (2) is slidably connected to the surface of the positioning track (1), and the positioning frame (3) is fixedly connected to the top of the sliding seat (2). Features: A limit position component (4) is arranged inside the sliding seat (2); An end surface positioning component (5) is arranged inside the positioning frame (3), and the end surface positioning component (5) is used to fix the end surface of the workpiece; A side positioning component (6) is provided on the surface of the positioning frame (3), and the side positioning component (6) is used to fix the side of the workpiece.

2. A CNC machining table positioner according to claim 1, characterized in that: The limiting assembly (4) comprises a spring (401), a movable plate (402), a pull rod (403), and an insertion rod (404), wherein: A spring (401) fixedly mounted on the inner wall of the sliding seat (2); A movable plate (402) fixedly connected to a side of the spring (401) away from the sliding seat (2); A pull rod (403) which is fixedly connected to one side of the movable plate (402) and passes through and extends to the outside of the sliding seat (2); The insertion rod (404) is fixedly connected to a side of the movable plate (402) away from the pull rod (403).

3. A CNC machining table positioner according to claim 1, characterized in that: The end surface positioning assembly (5) comprises an adjustment chamber (501), a worm (502), a sleeve (503), a push rod (504), and a worm wheel (505), wherein: An adjustment cavity (501) is provided inside the positioning frame (3); A worm (502) is movably connected to the inside of the adjustment chamber (501), and the top end of the worm (502) extends to the outside of the positioning frame (3); A sleeve (503) movably connected to the inner wall of the regulating chamber (501); A push rod (504), the outer surface of which is threadedly connected to the inner wall of the sleeve (503); The inner side of the worm wheel (505) is fixedly connected to the outer surface of the sleeve (503), and the worm wheel (505) is meshed with the worm (502).

4. A CNC machining table positioner according to claim 1, characterized in that: The side positioning assembly (6) comprises a threaded rod (601), a threaded tube (602), a clamping rod (603), a connecting seat (604), and a movable rod (605), wherein: A threaded rod (601) rotatably connected to the surface of the positioning frame (3); A threaded tube (602) threadably connected to the outer surface of the threaded rod (601); A clamping rod (603) is movably connected to two sides of the positioning frame (3), and the clamping rod (603) is L-shaped; A connecting seat (604) is fixedly connected to an end of the clamping rod (603) away from the positioning frame (3); The movable rod (605) is rotatably connected to the inside of the connecting seat (604), and the other end is movably connected to the threaded tube (602).

5. A CNC machining table positioner according to claim 2, characterized in that: The number of the insertion rods (404) is two, and the connection angle between the insertion rods (404) and the movable plate (402) is ninety degrees.

6. A CNC machining table positioner according to claim 4, characterized in that: One end of the clamping rod (603) located inside the positioning frame (3) is fixedly connected to a positioning clamping plate.

7. A CNC machining table positioner according to claim 2, characterized in that: The positioning track (1) is provided with a plurality of insertion holes inside, and the insertion rods (404) are inserted into the insertion holes.

8. The CNC machining table positioner according to claim 3, characterized in that: The outer surface of the push rod (504) is fixedly connected to a limiting rod, and the limiting rod is L-shaped, with one end away from the push rod (504) extending to the inside of the adjustment cavity (501).

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