Test equipment for research and development of numerical control machine tool cutter

Abstract

The utility model discloses test equipment for research and development of a numerical control machine tool cutter, which is applied to the field of research and development of cutters and comprises a base, and supports are fixedly mounted at two ends of the top of the base. When the service life of the cutter needs to be tested or the performance of the cutter needs to be tested, an object to be tested is placed between the two fixing blocks, then the two rotary knobs I are rotated in sequence, so that the object to be tested is clamped and fixed, then the air cylinder II is operated, and the hardness testing head is driven to move longitudinally by the air cylinder II to test the hardness of the cutter. Meanwhile, the rotating motor is operated, rotation of the cutter is achieved, the cutter grinds and cuts the tested object, performance testing of the cutter is achieved, the service life of the cutter can be calculated through multiple times of grinding and cutting of the cutter and the tested object, and convenience is brought to research, development and testing of the cutter.

Description

Technical Field

[0001] The utility model belongs to the field of tool research and development, and particularly relates to a testing device for the research and development of CNC machine tool tools. Background Art

[0002] CNC machine tool is the abbreviation of digital control machine tool. It is an automated machine tool equipped with a program control system. It can make the machine tool move and process parts according to the pre-programmed program. It integrates the latest technologies such as machinery, automation, computer, measurement, and microelectronics. The basic components of CNC machine tools include processing program carrier, CNC device, servo drive device, machine tool body and other auxiliary devices. CNC machine tool tools can process outer circles, end planes, threads, and inner holes on lathes. They can also be used for grooving and cutting. Turning tools can be divided into integral turning tools, welded assembly turning tools, and turning tools with mechanically clamped blades in terms of structure. They are often divided into turning tools, hole processing tools, milling cutters, broaches, thread tools, gear tools, automatic lines, CNC machine tool tools, and reamers according to processing methods and specific uses. At present, in the research and development of tools, it is necessary to use test tools to test the tools. The testing of tools includes hardness testing, service life testing, and performance testing. At present, the testing of tools requires multiple equipment, and the tools are moved and fixed many times, which not only increases the testing cost of tool development, but also brings cumbersomeness to tool testing. Utility Model Content

[0003] The purpose of the utility model is to provide a testing device for the research and development of CNC machine tool tools, which has the advantages of facilitating research and development testing, reducing the purchase cost of the testing equipment, increasing testing convenience, and improving the flexibility of use.

[0004] The above technical purpose of the utility model is achieved through the following technical solutions: a testing device for the research and development of CNC machine tool tools, including a base, both ends of the top of the base are fixedly installed with brackets, the bottoms of the two brackets are respectively provided with a hardness test head and a connecting block two, both ends of the bottom of the connecting block two are fixedly installed with fixed blocks, one side of the fixed block is provided with a contact block, the top of the base is provided with a shell, the top of the shell is embedded with a pneumatic chuck, the bottom of the pneumatic chuck is fixedly installed with a connecting rod rotatably connected to the inside of the shell, a vertical plate is fixedly installed on the front side of the top of the base, two screws penetrating to the surface of the vertical plate are fixedly installed on the surface of the shell, and a transverse groove for fitting with the two bolts to penetrate is opened inside the vertical plate.

[0005] The above technical solution is adopted: when conducting research and development tests on CNC machine tool tools, the tools to be tested are preferentially clamped and fixed by the pneumatic chuck. When the tool needs to be hardness tested, the knob two is loosened to cancel the contact between the knob two and the vertical plate, and then the shell is moved so that the shell is connected to the sliding groove by the slider to guide the movement of the shell. When the two sides of the shell are aligned with the indicator lines on the left side of the base, the knob two is tightened again to achieve fixed limit of the shell and the tool, and then the operation of the cylinder one will drive the connecting block one and the hardness test head to move longitudinally. The pressure sensor detects the pressure received by the hardness test head during the test extrusion, thereby realizing the hardness test of the tool. Then, when the tool needs to be tested for service life or performance, the external test object is preferentially taken and the test object is placed between the two fixed blocks, and then the two knobs one are turned in turn. Thereby, knob 1 drives screw 1 to rotate, and the threaded connection enables the rotation of screw 1 to achieve progressive advancement in the fixing part, and screw 1 drives the contact block to move. The movement of the two contact blocks can clamp and fix the test object, and then repeat the above-mentioned operation of moving the shell. When the two sides of the shell are aligned with the indicator lines on the right side of the base, run cylinder 2 to drive connecting block 2 to move longitudinally, and at the same time run the rotating motor to drive bevel gear 2 to rotate. At this time, through the meshing of bevel gear 2 and bevel gear 1, bevel gear 1 will drive the rotation of the connecting rod, and the tool clamped by the pneumatic chuck will achieve synchronous rotation, and the tool will grind and cut the test object. At the same time, with the continuous movement of cylinder 2, the performance test of the tool is realized, and the service life of the tool can be calculated through multiple grinding and cutting of the tool and the test object, which brings convenience to the research and development and testing of the tool.

[0006] The utility model is further configured such that a cylinder 1 which penetrates to the bottom of the bracket is fixedly installed on the top of the bracket located on one side of the top of the base, and a connecting block 1 is fixedly connected to the output end of the cylinder 1, and the connecting block 1 and the hardness test head are fixedly connected to each other.

[0007] By adopting the above technical solution, the operation of cylinder 1 will drive connecting block 1 and the hardness testing head to move longitudinally.

[0008] The utility model is further configured such that a second cylinder penetrating to the bottom of the bracket is fixedly installed on the top of the bracket located on the other side of the top of the base, and the output end of the second cylinder and the second connecting block are fixedly connected to each other.

[0009] By adopting the above technical solution, the operation of the second cylinder will drive the second connecting block to move longitudinally.

[0010] The utility model is further configured that a knob is provided on the outer side of the fixing block, and a screw rod is fixedly installed on one side of the knob, penetrating the fixing block and rotatably connected to the contact block.

[0011] By adopting the above technical solution, the rotation of knob one will drive screw rod one to rotate.

[0012] The utility model is further configured that a pressure sensor is bolted to the bottom of the hardness test head, and the screw rod 1 and the fixing block are threadedly connected to each other.

[0013] The above technical solution is adopted: the pressure received by the hardness test head during the extrusion test is detected by a pressure sensor, and the threaded connection enables the rotation of the screw rod 1 to achieve progressive advancement in the fixing part.

[0014] The utility model is further configured such that a bevel gear 1 is fixedly sleeved on the surface of the connecting rod, a rotary motor is fixedly installed inside the housing, a bevel gear 2 is fixedly sleeved on the output end of the rotary motor via a coupling, and the bevel gear 2 is meshed with the bevel gear 1.

[0015] The above technical solution is adopted: the operation of the rotating motor will drive the bevel gear 2 to rotate. At this time, through the meshing of bevel gear 2 and bevel gear 1, bevel gear 1 will drive the connecting rod to rotate, and the tool clamped by the pneumatic chuck will rotate synchronously.

[0016] The utility model is further configured that a sliding block is fixedly mounted on the bottom of the shell, and a sliding groove for cooperating with the sliding block is provided on the top of the base.

[0017] The above technical solution is adopted: the movement of the shell is guided by the sliding connection between the slider and the slide groove.

[0018] The utility model is further configured that the surface of the vertical plate is provided with a knob 2 which is threadedly connected to the surface of the horizontal groove, and both ends of the top of the base are provided with indicator lines.

[0019] By adopting the above technical solution, the second screw rod can be tightened by rotating the second knob, and the indicator line can cooperate with the moved housing to indicate the positioning.

[0020] In summary, the utility model has the following beneficial effects:

[0021] 1. When the utility model is developing and testing the CNC machine tool tool, when the tool needs to be tested for hardness, the operation of the cylinder 1 will drive the hardness test head to move longitudinally to achieve the hardness test of the tool. When the tool needs to be tested for service life or performance, the test object is placed between the two fixed blocks, and then the two knobs 1 are turned in sequence to achieve the clamping and fixing of the test object, and then the cylinder 2 is operated, and the rotary motor is operated at the same time to achieve the rotation of the tool. The tool will grind and cut the test object to achieve the performance test of the tool, and the service life of the tool can be calculated through multiple grinding and cutting of the tool and the test object, which brings convenience to the R&D test of the tool and reduces the purchase cost of multiple equipment required for tool testing.

[0022] 2. When the utility model is developing and testing the cutting tools of CNC machine tools, the cutting tools to be tested are preferentially clamped and fixed by the pneumatic chuck. When the cutting tools need to be tested for different requirements, the second knob is loosened so that the second knob cancels the contact with the vertical plate, and then the housing is moved. At the same time, the indicator line will cooperate with the moved housing to indicate the positioning. After the housing moves to the required position, the second knob is tightened again to achieve fixed limit of the housing and the cutting tool. This setting facilitates the flexibility of the use of the cutting tool, avoids the inconvenience of tedious disassembly of the cutting tool, and brings convenience to the development and testing of the cutting tool. BRIEF DESCRIPTION OF THE DRAWINGS

[0023] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0024] Figure 2 It is an enlarged schematic diagram of cylinder 1 and cylinder 2 of the utility model;

[0025] Figure 3 This is an exploded and enlarged schematic diagram of the base and the shell of the utility model;

[0026] Figure 4 It is an enlarged schematic diagram of a front view and section view of the shell of the utility model.

[0027] Figure numerals: 1. base; 2. bracket; 3. cylinder one; 4. cylinder two; 5. connecting block one; 6. hardness test head; 7. pressure sensor; 8. connecting block two; 9. fixing block; 10. contact block; 11. knob one; 12. screw one; 13. housing; 14. pneumatic chuck; 15. connecting rod; 16. bevel gear one; 17. bevel gear two; 18. rotating motor; 19. slider; 20. slide groove; 21. vertical plate; 22. horizontal groove; 23. bolt two; 24. knob two; 25. indicator line. DETAILED DESCRIPTION

[0028] The utility model is further described in detail below in conjunction with the accompanying drawings.

[0029] Embodiment 1:

[0030] refer to Figure 1 , Figure 2 , Figure 3 and Figure 4 A testing device for the development of CNC machine tool tools comprises a base 1, brackets 2 are fixedly installed at both ends of the top of the base 1, hardness test heads 6 and connecting blocks 8 are respectively arranged at the bottom of the two brackets 2, fixed blocks 9 are fixedly installed at both ends of the bottom of the connecting block 8, and a contact block 10 is arranged on one side of the fixed block 9. A shell 13 is arranged on the top of the base 1, a pneumatic chuck 14 is embedded in the top of the shell 13, and a connecting rod 15 rotatably connected to the inside of the shell 13 is fixedly installed on the bottom of the pneumatic chuck 14. When the CNC machine tool tool is developed and tested, when the tool needs to be hardness tested, the operation of the cylinder 3 will drive the hardness The test head 6 moves longitudinally to realize the hardness test of the tool. When the tool needs to be tested for service life or performance, the test object is placed between the two fixed blocks 9, and then the two knobs 11 are turned in sequence to clamp and fix the test object. Then the cylinder 2 4 is operated, and the rotary motor 18 is operated at the same time to realize the rotation of the tool. The tool will grind and cut the test object to realize the performance test of the tool. Through multiple grinding and cutting of the tool and the test object, the service life of the tool can be calculated, which brings convenience to the research and development test of the tool, and reduces the purchase cost of multiple equipment required for tool testing.

[0031] refer to Figure 1 A cylinder 3 is fixedly installed on the top of the bracket 2 located on one side of the top of the base 1 and penetrates the bottom of the bracket 2. The output end of the cylinder 3 is fixedly connected to a connecting block 5. The connecting block 5 and the hardness testing head 6 are fixedly connected to each other. The operation of the cylinder 3 will drive the connecting block 5 and the hardness testing head 6 to move longitudinally.

[0032] refer to Figure 2 A cylinder 24 is fixedly installed on the top of the bracket 2 on the other side of the top of the base 1 and penetrates the bottom of the bracket 2. The output end of the cylinder 24 and the connecting block 28 are fixedly connected to each other. The operation of the cylinder 24 will drive the connecting block 28 to move longitudinally.

[0033] refer to Figure 2 A knob 11 is provided on the outer side of the fixed block 9, and a screw rod 12 penetrating the fixed block 9 and rotatably connected to the contact block 10 is fixedly installed on one side of the knob 11. The rotation of the knob 11 will drive the screw rod 12 to rotate.

[0034] refer to Figure 2A pressure sensor 7 is bolted to the bottom of the hardness test head 6, and the screw rod 12 and the fixed block 9 are threadedly connected to each other. The pressure received by the hardness test head 6 during the test extrusion is detected by the pressure sensor 7. The threaded connection will enable the rotation of the screw rod 12 to achieve progressive advancement in the fixing part.

[0035] refer to Figure 4 A bevel gear 16 is fixedly sleeved on the surface of the connecting rod 15, and a rotary motor 18 is fixedly installed inside the housing 13. The output end of the rotary motor 18 is fixedly sleeved with a bevel gear 17 through a coupling. The bevel gear 17 and the bevel gear 16 are meshed with each other. The operation of the rotary motor 18 will drive the bevel gear 17 to rotate. At this time, the meshing of the bevel gear 17 and the bevel gear 16 will realize the rotation of the connecting rod 15 by the bevel gear 16, and the tool clamped by the pneumatic chuck 14 will realize synchronous rotation.

[0036] Brief description of the use process: When conducting research and development tests on CNC machine tool tools, when the tool needs to be tested for hardness, align the two sides of the shell 13 with the indicator lines 25 on the left side of the base 1, and then drive the connecting block 5 and the hardness test head 6 to move longitudinally through the operation of the cylinder 3. The pressure sensor 7 detects the pressure received by the hardness test head 6 during the test extrusion, thereby realizing the hardness test of the tool. Then, when the tool needs to be tested for service life or performance, take the external test object first, place the test object between the two fixed blocks 9, and then turn the two knobs 11 in turn, so that the knob 11 drives the screw 12 to rotate. The threaded connection enables the rotation of the screw 12 to be progressive in the fixing, and the screw 12 drives the contact block 10 to move. The movement of the two contact blocks 10 will achieve the clamping and fixing of the test object, and then after aligning the two sides of the shell 1 with the indicator lines 25 on the right side of the base 1, the cylinder 2 4 is operated to drive the connecting block 2 8 to move longitudinally, and the rotating motor 18 is operated at the same time, thereby driving the bevel gear 2 17 to rotate. At this time, through the meshing of the bevel gear 2 17 and the bevel gear 1 16, the bevel gear 1 16 will drive the connecting rod 15 to rotate, and the tool clamped by the pneumatic chuck 14 will achieve synchronous rotation. The tool will grind and cut the test object. At the same time, accompanied by the continuous movement of the cylinder 2 4, the performance test of the tool is realized, and the service life of the tool can be calculated through multiple grinding and cutting of the tool and the test object, which brings convenience to the research and development test of the tool, and reduces the purchase cost of multiple equipment required for tool testing.

[0037] Embodiment 2:

[0038] refer to Figure 1 and Figure 3, a testing device for the development of CNC machine tool tools, comprising a base 1, a vertical plate 21 is fixedly installed on the front side of the top of the base 1, a screw rod 2 is fixedly installed on the surface of the vertical plate 21, and a horizontal groove 22 is provided inside the vertical plate 21 for matching with the bolt 23 to penetrate. When the CNC machine tool tool is developed and tested, the tool to be tested is preferentially clamped and fixed by the pneumatic chuck 14. When the tool needs to be tested for different requirements, the knob 24 is loosened so that the knob 24 cancels the contact with the vertical plate 21, and then the shell 13 is moved. At the same time, the indicator line 25 will cooperate with the moved shell 13 to indicate the positioning. After the shell 13 moves to the required position, the knob 24 is tightened again to realize the fixed limit of the shell 13 and the tool. This arrangement facilitates the use of the tool flexibly, avoids the inconvenience of tedious disassembly of the tool, and brings convenience to the development and testing of the tool.

[0039] refer to Figure 3 A slider 19 is fixedly mounted on the bottom of the housing 13, and a slide groove 20 is provided on the top of the base 1 for sliding with the slider 19. The movement of the housing 13 is guided by the sliding connection between the slider 19 and the slide groove 20.

[0040] refer to Figure 3 The surface of the vertical plate 21 is provided with a knob 24 threadedly connected to the surface of the horizontal groove 22, and both ends of the top of the base 1 are provided with indicator lines 25. The screw 2 can be tightened by rotating the knob 24, and the indicator lines 25 will cooperate with the moved housing 13 to indicate the positioning.

[0041] Brief description of the usage process: When conducting R&D testing on CNC machine tool tools, the tool to be tested is preferably clamped and fixed by the pneumatic chuck 14. When the tool needs to be tested for different requirements, the knob 24 is loosened to cancel the contact between the knob 24 and the vertical plate 21, and then the shell 13 is moved so that the shell 13 is slidably connected with the slide 19 and the slide groove 20 to guide the movement of the shell 13. At the same time, the indicator line 25 will cooperate with the moved shell 13 to indicate the positioning. After the shell 13 moves to the required position, the knob 24 is tightened again to achieve fixed limit of the shell 13 and the tool. This setting facilitates the flexibility of the use of the tool, avoids the inconvenience of tedious disassembly of the tool, and brings convenience to the R&D testing of the tool.

[0042] This specific embodiment is merely an explanation of the present invention and is not a limitation of the present invention. After reading this specification, those skilled in the art may make non-creative modifications to the present embodiment as needed, but such modifications are protected by patent law as long as they are within the scope of the claims of the present invention.

Claims

1. A testing device for CNC machine tool tool development, comprising a base (1), characterized in that: The two ends of the top of the base (1) are fixedly mounted with brackets (2), the bottoms of the two brackets (2) are respectively provided with a hardness test head (6) and a second connecting block (8), the two ends of the bottom of the second connecting block (8) are fixedly mounted with a fixing block (9), one side of the fixing block (9) is provided with a contact block (10), the top of the base (1) is provided with a shell (13), the top of the shell (13) is embedded with a pneumatic chuck (14), the bottom of the pneumatic chuck (14) is fixedly mounted with a connecting rod (15) rotatably connected to the inside of the shell (13), the front side of the top of the base (1) is fixedly mounted with a vertical plate (21), the surface of the shell (13) is fixedly mounted with a second screw rod penetrating the surface of the vertical plate (21), and the inside of the vertical plate (21) is provided with a transverse groove (22) for the second bolt (23) to penetrate.

2. The testing device for CNC machine tool R&D according to claim 1, characterized in that: A cylinder 1 (3) is fixedly installed on the top of the bracket (2) located on one side of the top of the base (1) and extends through the bottom of the bracket (2). The output end of the cylinder 1 (3) is fixedly connected to a connecting block 1 (5). The connecting block 1 (5) and the hardness test head (6) are fixedly connected to each other.

3. The testing device for CNC machine tool R&D according to claim 1, characterized in that: A second cylinder (4) is fixedly mounted on the top of the bracket (2) located on the other side of the top of the base (1) and extends through the bottom of the bracket (2). The output end of the second cylinder (4) and the second connection block (8) are fixedly connected to each other.

4. The testing device for CNC machine tool R&D according to claim 1, characterized in that: A knob (11) is provided on the outer side of the fixing block (9), and a screw (12) is fixedly mounted on one side of the knob (11), which penetrates the fixing block (9) and is rotatably connected to the contact block (10).

5. The testing device for CNC machine tool R&D according to claim 4, characterized in that: A pressure sensor (7) is bolted to the bottom of the hardness test head (6), and the screw rod 1 (12) and the fixing block (9) are threadedly connected to each other.

6. The testing device for CNC machine tool R&D according to claim 1, characterized in that: A bevel gear 1 (16) is fixedly sleeved on the surface of the connecting rod (15), a rotary motor (18) is fixedly installed inside the housing (13), and a bevel gear 2 (17) is fixedly sleeved on the output end of the rotary motor (18) via a coupling, and the bevel gear 2 (17) and the bevel gear 1 (16) are meshed with each other.

7. The testing device for CNC machine tool R&D according to claim 1, characterized in that: A slider (19) is fixedly mounted on the bottom of the housing (13), and a slide groove (20) is provided on the top of the base (1) for cooperating with the slider (19) for sliding.

8. The testing device for CNC machine tool R&D according to claim 1, characterized in that: The surface of the vertical plate (21) is provided with a second knob (24) threadedly connected to the surface of the horizontal groove (22), and both ends of the top of the base (1) are provided with indicator lines (25).

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