Fixture equipment for drilling machining of numerical control machine tool

Abstract

The utility model discloses clamp equipment for drilling machining of a numerical control machine tool, and relates to the technical field of machining clamps, the clamp equipment comprises a clamp base and a clamping and positioning mechanism, movable sliding grooves are formed in the periphery of the clamp base, the clamping and positioning mechanism is installed in the clamp base, and through the arrangement of the clamping and positioning mechanism, after a workpiece is clamped, the movable sliding grooves are formed in the movable sliding grooves; an infrared generator operates to send out an infrared signal, an infrared receiver controls and starts a transverse servo motor to enable a transverse screw rod to rotate, an adjusting moving seat transversely moves on the transverse screw rod and performs adjusting movement in the transverse direction, and then a longitudinal servo motor is started to enable a longitudinal screw rod to rotate; and the adjusting moving seat is matched with the transverse screw rod, so that the position of the adjusting moving seat on the clamp base can be adjusted, a clamped workpiece is driven to be automatically positioned and adjusted, and the machining position of the workpiece is ensured.

Description

Technical Field

[0001] The utility model relates to the technical field of processing fixtures, in particular to a fixture device used for drilling processing of numerical control machine tools. Background Art

[0002] CNC machine tools, or computer numerical control machine tools, are automated machine tools equipped with a program control system. Their control system can logically process programs specified by control codes or other symbolic instructions, and control the movement of the machine tool accordingly to perform processing automatically and continuously. When drilling holes in workpieces, fixture equipment is often required to assist in processing to prevent displacement of the workpiece, thereby ensuring the processing accuracy of the parts.

[0003] After searching, the patent number "CN217254694U" mentioned in the text that "the utility model relates to a clamping device. The utility model provides a clamping device for drilling processing of CNC machine tools, including a support frame, a rotating rod, a puncher, a processing table, a baffle, a clamping block and a first elastic member. The upper right part of the support frame is rotatably provided with a rotating rod, the upper front side of the support frame is installed with a puncher, the middle part of the support frame is fixedly connected with a processing table, the top left and right sides of the processing table are fixedly connected with baffles, the middle part of the baffle is slidably provided with a clamping block, the outer side of the clamping block is sleeved with a first elastic member, and the two ends of the first elastic member are respectively connected to the clamping block and the baffle. ", when it is used, the staff pulls the U-shaped rod forward to slide forward, so that the two clamping blocks move toward each other to clamp the parts, but when drilling the workpiece, it is still necessary to manually calibrate the position of the workpiece to ensure the accuracy of the drilling processing. When multiple workpieces are processed, each workpiece needs to be manually calibrated. The calibration speed is slow and errors are prone to occur, resulting in reduced processing quality.

[0004] To this end, we provide a fixture device for CNC machine tool drilling processing to solve the above problems. Utility Model Content

[0005] The present application provides a fixture device for drilling processing on CNC machine tools, which solves the problem of manual calibration of workpieces mentioned in the above background technology, which has a slow calibration speed and is prone to errors.

[0006] The present application provides a fixture device for drilling processing of CNC machine tools, comprising a fixture base and a clamping and positioning mechanism, wherein movable slide grooves are provided around the fixture base, and a clamping and positioning mechanism is installed inside the fixture base;

[0007] The clamping and positioning mechanism comprises a transverse adjustment component installed inside the clamp base, a longitudinal adjustment component is arranged below the transverse adjustment component, a clamping component is arranged above the clamp base, and a positioning component is arranged outside the clamping component.

[0008] Preferably, the lateral adjustment component includes a lateral sliding block movably connected to the left and right sides of the movable slide groove, a lateral servo motor is installed at the left end of the lateral sliding block, a lateral screw rod is arranged at the right end of the lateral sliding block, and the top end of the lateral screw rod is movably connected to an adjusting movable seat.

[0009] Preferably, the longitudinal adjustment assembly comprises longitudinal sliding blocks arranged at the front and rear sides of the movable slide slot, a longitudinal servo motor is installed at the rear end of the longitudinal sliding block, and a longitudinal screw rod is arranged at the front end of the longitudinal sliding block.

[0010] Preferably, the clamping assembly includes a clamping base plate installed on the top of the adjusting movable seat, a movable groove is opened on the surface of the clamping base plate, a center control console is arranged at the center of the movable groove, a driving motor is installed inside the center control console, a clamping threaded rod is installed on the outside of the driving motor, a clamping movable block is movably connected to the top of the clamping movable block, and a clamping plate is installed on the top of the clamping movable block.

[0011] Preferably, four groups of the clamping threaded rods are provided, the width of the clamping movable block is the same as the width of the movable slot, and the clamping plate and the clamping movable block are connected by a slot.

[0012] Preferably, the positioning assembly includes an infrared generator installed on the outside of the clamping plate, a mounting rod is provided at the right end of the clamp base, an infrared receiver is installed at the top of the mounting rod, the infrared receiver is electrically connected to the horizontal servo motor, and the infrared receiver is electrically connected to the longitudinal servo motor.

[0013] Preferably, a discharge port is provided on the outer side of the movable groove, and there is a one-to-one correspondence between the discharge port and the movable groove.

[0014] It can be seen from the above technical scheme that the present application provides a clamping device for drilling processing on CNC machine tools, which starts a driving motor to rotate the clamping threaded rod, drives the clamping moving block to move in the movable groove, and clamps the workpiece through the clamping plate. Then, after the workpiece is clamped, the infrared generator operates and sends out an infrared signal. The infrared receiver controls the start of the transverse servo motor to rotate the transverse screw rod, so that the adjusting moving seat moves transversely on the transverse screw rod, and performs adjustment movement in the transverse direction. Then, the longitudinal servo motor is started to rotate the longitudinal screw rod, so that the adjusting moving seat moves longitudinally on the longitudinal screw rod, and performs adjustment movement in the longitudinal direction. By cooperating with the transverse screw rod, the adjusting moving seat can be adjusted in position on the clamp base, and the infrared generator is docked with the infrared receiver, which drives the clamped workpiece to automatically perform positioning adjustment to ensure the processing position of the workpiece, and finally discharges the drilling waste in the movable groove through the discharge port.

[0015] Compared with the prior art, the beneficial effects of the utility model are:

[0016] 1. Through the setting of the discharge port, by opening the discharge port on the movable groove, it is convenient to discharge the waste after drilling, avoiding the accumulation of waste in the movable groove and affecting the clamping effect of the processed workpiece;

[0017] 2. Through the setting of the clamping and positioning mechanism, the driving motor is started to rotate the clamping threaded rod, driving the clamping moving block to move in the movable groove, and the workpiece is clamped by the clamping plate. Then, after the workpiece is clamped, the infrared generator is operated to send out an infrared signal. The infrared receiver controls the start of the transverse servo motor to rotate the transverse screw rod, so that the adjusting moving seat moves transversely on the transverse screw rod, and performs adjustment movement in the transverse direction. Then, the longitudinal servo motor is started to rotate the longitudinal screw rod, so that the adjusting moving seat moves longitudinally on the longitudinal screw rod, and performs adjustment movement in the longitudinal direction. By cooperating with the transverse screw rod, the adjusting moving seat can be adjusted in position on the fixture base, and the infrared generator is docked with the infrared receiver, driving the clamped workpiece to automatically perform positioning adjustment to ensure the processing position of the workpiece.

[0018] To summarize, the present application can clamp and fix workpieces of different sizes through the setting of the clamping and positioning mechanism, and at the same time, the infrared generator and the infrared receiver can be used to control and adjust the moving seat to automatically position the workpiece that needs drilling processing, thereby improving the efficiency and accuracy of the workpiece positioning adjustment and improving the quality of the workpiece drilling processing. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] In order to more clearly illustrate the technical solution of the present application, the following is a brief introduction to the drawings required for use in the implementation cases. Obviously, for ordinary technicians in this field, other drawings can be obtained based on these drawings without any creative work.

[0020] Figure 1 This is a schematic diagram of the overall appearance structure proposed by the utility model;

[0021] Figure 2 This is a schematic diagram of the internal structure of the fixture base proposed by the utility model;

[0022] Figure 3 This is a schematic diagram of the structure of the lateral adjustment component and the longitudinal adjustment component proposed by the utility model;

[0023] Figure 4 This is a schematic diagram of the matching structure of the adjustable movable seat and the clamping base plate proposed in the utility model.

[0024] In the figure: 1. clamp base; 2. movable slide; 3. clamping and positioning mechanism; 31. lateral adjustment component; 311. lateral sliding block; 312. lateral servo motor; 313. lateral screw rod; 314. adjustment moving seat; 32. longitudinal adjustment component; 321. longitudinal sliding block; 322. longitudinal servo motor; 323. longitudinal screw rod; 33. clamping component; 331. clamping base plate; 332. movable slot; 333. center control console; 334. drive motor; 335. clamping threaded rod; 336. clamping moving block; 337. clamping plate; 34. positioning component; 341. infrared generator; 342. mounting rod; 343. infrared receiver; 4. discharge port. DETAILED DESCRIPTION

[0025] In order to enable those skilled in the art to better understand the technical solutions in the present application, the technical solutions in the embodiments of the present application will be clearly and completely described below in conjunction with the accompanying drawings.

[0026] See also Figure 1-4 As shown, a fixture device for drilling processing of CNC machine tools includes a fixture base 1 and a clamping and positioning mechanism 3. The fixture base 1 is provided with movable slide grooves 2 around it, and the clamping and positioning mechanism 3 is installed inside the fixture base 1;

[0027] The clamping and positioning mechanism 3 includes a lateral adjustment component 31 installed inside the clamp base 1 , a longitudinal adjustment component 32 is arranged below the lateral adjustment component 31 , a clamping component 33 is arranged above the clamp base 1 , and a positioning component 34 is arranged outside the clamping component 33 .

[0028] In this embodiment, the lateral adjustment component 31 includes a lateral sliding block 311 movably connected to the left and right sides of the movable slide groove 2, a lateral servo motor 312 is installed at the left end of the lateral sliding block 311, a lateral screw rod 313 is arranged at the right end of the lateral sliding block 311, and an adjustment movable seat 314 is movably connected to the top of the lateral screw rod 313. Starting the lateral servo motor 312 rotates the lateral screw rod 313, so that the adjustment movable seat 314 moves laterally on the lateral screw rod 313, and performs adjustment movement in the lateral direction.

[0029] In this embodiment, the longitudinal adjustment component 32 includes a longitudinal sliding block 321 arranged on the front and rear sides of the movable slide groove 2, and a longitudinal servo motor 322 is installed at the rear end of the longitudinal sliding block 321, and a longitudinal screw rod 323 is arranged at the front end of the longitudinal sliding block 321. The longitudinal servo motor 322 is started to rotate the longitudinal screw rod 323, so that the adjustment movable seat 314 moves longitudinally on the longitudinal screw rod 323, and performs adjustment movement in the longitudinal direction, which cooperates with the transverse screw rod 313, so that the adjustment movable seat 314 can be adjusted in position on the clamp base 1.

[0030] In this embodiment, the clamping assembly 33 includes a clamping base plate 331 installed on the top of the adjusting movable seat 314, a movable groove 332 is opened on the surface of the clamping base plate 331, a center control console 333 is arranged at the center of the movable groove 332, a driving motor 334 is installed inside the center control console 333, a clamping threaded rod 335 is installed on the outside of the driving motor 334, the top of the clamping threaded rod 335 is movably connected with a clamping movable block 336, and a clamping plate 337 is installed on the top of the clamping movable block 336. Starting the driving motor 334 rotates the clamping threaded rod 335, drives the clamping movable block 336 to move in the movable groove 332, and clamps the workpiece through the clamping plate 337.

[0031] In this embodiment, four groups of clamping threaded rods 335 are provided, the width of the clamping movable block 336 is the same as the width of the movable groove 332, and the clamping plate 337 and the clamping movable block 336 are connected by a card slot. The setting of multiple groups of clamping plates 337 can meet the clamping requirements of workpieces of different sizes. At the same time, clamping from the four corners can reduce the contact points between the workpiece and the clamping plate 337 and increase the working surface for drilling processing.

[0032] In this embodiment, the positioning assembly 34 includes an infrared generator 341 installed on the outside of the clamping plate 337, a mounting rod 342 is provided at the right end of the clamp base 1, and an infrared receiver 343 is installed at the top of the mounting rod 342. The infrared receiver 343 is electrically connected to the transverse servo motor 312, and the infrared receiver 343 is electrically connected to the longitudinal servo motor 322. By arranging the infrared generator 341 on the clamping plate 337, after the workpiece is clamped, the infrared generator 341 operates and emits an infrared signal, and the infrared receiver 343 controls the transverse servo motor 312 and the longitudinal servo motor 322 to operate, drive the clamping base plate 331 to operate, and make the infrared generator 341 dock with the infrared receiver 343, drive the clamped workpiece to perform positioning adjustment, and ensure the processing position of the workpiece.

[0033] In some embodiments, a discharge port 4 is opened on the outer side of the movable groove 332, and the discharge port 4 corresponds to the movable groove 332 one by one. By opening the discharge port 4 on the movable groove 332, it is convenient to discharge the waste after drilling, avoiding the waste from accumulating in the movable groove 332 and affecting the clamping effect of the processed workpiece.

[0034] It can be seen from the above technical solution that when in use, first place the workpiece that needs to be drilled into the clamping plate 337, then start the drive motor 334 to rotate the clamping threaded rod 335, drive the clamping moving block 336 to move in the movable groove 332, and clamp the workpiece through the clamping plate 337. Then, after the workpiece is clamped, the infrared generator 341 operates to send out an infrared signal, and the infrared receiver 343 controls the start of the transverse servo motor 312 to rotate the transverse screw rod 313, so that the adjustment moving seat 314 moves laterally on the transverse screw rod 313, and performs adjustment movement in the transverse direction. Then, the longitudinal servo motor 322 is started to rotate the longitudinal screw rod 323, so that the adjusting movable seat 314 moves longitudinally on the longitudinal screw rod 323, and adjusts and moves in the longitudinal direction, and cooperates with the transverse screw rod 313, so that the adjusting movable seat 314 can be adjusted in position on the fixture base 1, so that the infrared generator 341 and the infrared receiver 343 are docked, and the clamped workpiece is driven to automatically position and adjust to ensure the processing position of the workpiece, and finally the drilling waste in the movable groove 332 is discharged through the discharge port 4, thus completing the use of a fixture device for drilling processing on CNC machine tools.

[0035] Those skilled in the art will readily appreciate other embodiments of the present application after considering the specification and practicing the application disclosed herein. The present application is intended to cover any variations, uses or adaptations of the present application, which follow the general principles of the present application and include common knowledge or customary techniques in the art that are not disclosed in the present application. The specification and examples are intended to be exemplary only, and the true scope of the present application is indicated by the claims.

[0036] It should be understood that the present application is not limited to the precise structure described above and shown in the drawings, and various modifications and changes can be made without departing from its scope. The above embodiments of the present application do not constitute a limitation on the scope of protection of the present application.

Claims

1. A fixture device for drilling processing on a CNC machine tool, comprising a fixture base (1) and a clamping and positioning mechanism (3), characterized in that: The clamp base (1) is provided with movable sliding grooves (2) around its periphery, and a clamping and positioning mechanism (3) is installed inside the clamp base (1); The clamping and positioning mechanism (3) comprises a transverse adjustment component (31) installed inside the clamp base (1), a longitudinal adjustment component (32) is arranged below the transverse adjustment component (31), a clamping component (33) is arranged above the clamp base (1), and a positioning component (34) is arranged outside the clamping component (33).

2. A fixture device for drilling processing on a CNC machine tool according to claim 1, characterized in that: The transverse adjustment component (31) comprises a transverse sliding block (311) movably connected to the left and right sides of the movable slide groove (2); a transverse servo motor (312) is installed at the left end of the transverse sliding block (311); a transverse screw rod (313) is arranged at the right end of the transverse sliding block (311); and an adjustment movable seat (314) is movably connected to the top end of the transverse screw rod (313).

3. The fixture device for drilling processing of CNC machine tools according to claim 1 is characterized in that: The longitudinal adjustment component (32) comprises longitudinal sliding blocks (321) arranged at the front and rear sides of the movable slide groove (2), a longitudinal servo motor (322) is installed at the rear end of the longitudinal sliding block (321), and a longitudinal screw rod (323) is arranged at the front end of the longitudinal sliding block (321).

4. The fixture device for drilling processing of CNC machine tools according to claim 2 is characterized in that: The clamping assembly (33) comprises a clamping base plate (331) mounted on the top of the adjusting movable seat (314); a movable groove (332) is provided on the surface of the clamping base plate (331); a central control console (333) is arranged at the center of the movable groove (332); a driving motor (334) is installed inside the central control console (333); a clamping threaded rod (335) is installed on the outside of the driving motor (334); a clamping movable block (336) is movably connected to the top of the clamping movable block (336); a clamping plate (337) is installed at the top of the clamping movable block (336).

5. The fixture device for drilling processing of CNC machine tools according to claim 4 is characterized in that: The clamping threaded rods (335) are provided in four groups, the width of the clamping movable block (336) is the same as the width of the movable groove (332), and the clamping plate (337) and the clamping movable block (336) are connected by a slot.

6. The fixture device for drilling processing of CNC machine tools according to claim 4, characterized in that: The positioning assembly (34) includes an infrared generator (341) installed on the outside of the clamping plate (337), a mounting rod (342) is provided at the right end of the clamp base (1), an infrared receiver (343) is installed at the top of the mounting rod (342), the infrared receiver (343) is electrically connected to the horizontal servo motor (312), and the infrared receiver (343) is electrically connected to the longitudinal servo motor (322).

7. The fixture device for drilling processing of CNC machine tools according to claim 4 is characterized in that: A discharge port (4) is provided on the outer side of the movable groove (332), and there is a one-to-one correspondence between the discharge port (4) and the movable groove (332).

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