CN211401141U - Cutter diameter measuring device of end milling cutter - Google Patents

Abstract

The utility model discloses an end mill sword footpath measuring device. The automatic detection device comprises a base, wherein X, Y, Z-axis sliding block modules are arranged on the base, X, Y, Z-axis sliding block modules are connected with a manipulator, and a tool to-be-detected platform and a detection mechanism are sequentially arranged on the base along the positive direction of a Y axis; the detection mechanism comprises a fixed base plate, a detection table capable of sliding along the Y-axis direction is arranged on the fixed base plate, and a cutter diameter detection sensor is arranged on the detection table along the extending direction of the Y-axis; a Z-direction fine adjustment lead screw module is fixedly arranged on the detection table, and a pair of positioning V-shaped blocks for positioning a milling cutter is connected to a slide block of the Z-direction fine adjustment lead screw module; and a pressing mechanism which can slide upwards at Y, Z and can press and drive the milling cutter to rotate is also arranged above the positioning V-shaped block. The utility model has the characteristics of efficient, the precision is high, and the suitability is strong.

Description

Cutter diameter measuring device of end milling cutter

Technical Field

The utility model relates to a machine tooling cutter detection area, especially an end milling cutter sword footpath measuring device.

Background

At present, metal cutting is the main processing and manufacturing method for manufacturing parts, and a cutting tool is a key factor for supporting and promoting the progress of cutting processing technology. The wide application of high-efficiency numerical control machine tools enables the modern cutting machining technology to be developed to a new stage, and the high-precision cutter is the basic premise that expensive numerical control machine tools can fully exert the high-efficiency machining capacity. The measurement of the tool diameter is an important link for the precision detection of the tool, and the measurement of the tool diameter comprises the measurement of the diameter, the taper and the circular run-out of the tool. At present, there are two key technologies for the tool diameter measuring device in the industry, one is a direct CCD light source image method, and the other is a laser scanning method, and these two key technologies will cause if human hands are used to perform manual loading and unloading: 1. the efficiency is slow, and the measured cutter cannot be taken out in time; 2. positioning errors are caused to the detection stations; 3. the quality of the inspected cutter cannot be judged in time; 4. the cost of tool diameter detection is increased. The problem that efficiency is low and measurement accuracy is low exists promptly, and partial tool diameter measuring device can only measure single handle of a knife diameter, has the not enough shortcoming of flexible design.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an end mill sword footpath measuring device. The utility model has the characteristics of efficient, the precision is high, and the suitability is strong.

The technical scheme of the utility model: a cutter diameter measuring device of an end mill comprises a base, wherein an X, Y, Z-axis sliding block module is arranged on the base, a X, Y, Z-axis sliding block module is connected with a manipulator, and a cutter to-be-measured table and a detection mechanism are sequentially arranged on the base along the positive direction of a Y axis; the detection mechanism comprises a fixed base plate, a detection table capable of sliding along the Y-axis direction is arranged on the fixed base plate, and a cutter diameter detection sensor is arranged on the detection table along the extending direction of the Y-axis; a Z-direction fine adjustment lead screw module is fixedly arranged on the detection table, and a pair of positioning V-shaped blocks for positioning a milling cutter is connected to a slide block of the Z-direction fine adjustment lead screw module; and a pressing mechanism which can slide upwards at Y, Z and can press and drive the milling cutter to rotate is also arranged above the positioning V-shaped block.

In the foregoing end mill tool diameter measuring device, the hold-down mechanism includes a motor, the motor is connected with a synchronous belt module, the synchronous belt module is connected with a hold-down pulley, and the hold-down pulley is located above the positioning V-shaped block.

In the device for measuring the tool diameter of the end mill, the pressing mechanism is connected with the Z-direction sliding table cylinder, the Z-direction sliding table cylinder is connected with the Y-direction sliding table cylinder, and the Y-direction sliding table cylinder is connected with the detection table; the motor passes through a connecting seat fixedly arranged on the Z-direction sliding table cylinder and is connected with the synchronous belt module.

In the device for measuring the diameter of the end mill, the platform to be measured for the cutter comprises a fixed plate, pressing plates are arranged on the fixed plate side by side, clamping sliding grooves are arranged on the pressing plates, and the clamping sliding grooves are connected with clamping blocks through clamping springs; the clamping blocks are arranged in pairs between the gaps of two adjacent pressing plates.

In the aforementioned end mill diameter measuring device, more than one pair of clamping blocks may be disposed in parallel between each of the gaps.

Among the aforementioned end mill sword footpath measuring device, the manipulator include the connecting plate, the connecting plate with turn to the cylinder articulated, turn to the cylinder still with articulate the piece that turns to on the connecting plate articulated, turn to the piece and be connected with bionical wrist, bionical wrist is inside to have and to snatch the spout, snatchs spout and piston rod sliding connection, piston rod one end with snatch spring coupling, the other end is articulated through connecting rod and bionical hand claw, bionical hand claw still articulates with bionical wrist.

In the foregoing end mill radius measuring device, one of the pair of positioning V-shaped blocks for positioning the milling cutter can also slide in the Y direction.

Advantageous effects

Compared with the prior art, the utility model solves the defects of low efficiency, low precision and insufficient flexible design of the traditional end mill tool diameter measuring device; the utility model is provided with a manipulator which can move along the direction of X, Y, Z on the base, and a cutter test table and a detection mechanism are arranged on the base in sequence along the positive direction of the Y axis; the detection mechanism comprises a positioning V-shaped block which can move towards Y, Z and is used for positioning the milling cutter, and a cutter diameter detection sensor is arranged in the Y-direction extending direction of the positioning V-shaped block; meanwhile, a pressing mechanism which can slide towards Y, Z direction and can press and drive the milling cutter to rotate is also arranged above the positioning V-shaped block; this structure, the manipulator can be with milling cutter from the cutter wait to detect the platform snatch the location V type piece location back, through hold-down mechanism drive milling cutter's rotation, can be through sword footpath detection sensor, realize milling cutter sword footpath, tapering, the measurement that the circle is beated simultaneously, its suitability is stronger.

The utility model discloses a hold-down mechanism drives the handle of a knife and rotates on location V type piece, and its gyration precision is higher to improved the detection precision, location V type piece can make two end mill's of diameter variation axis can be in same straight line in addition, and it is stronger to measure the flexibility. The utility model discloses can once only batch ground with a plurality of milling cutter centre gripping in the cutter platform of awaiting measuring, when detecting in batches, need not frequently to carry out artifical centre gripping to milling cutter, it is not only more convenient, efficiency is higher, has improved equipment repeated positioning accuracy moreover, has further improved the measurement accuracy of equipment.

The utility model discloses an end milling cutter sword footpath measuring device's flexibility design can measure the end milling cutter of different handle of a knife diameters, is applicable to the big end milling cutter's of production sword footpath and detects in batches.

To sum up, the utility model has the characteristics of efficient, the precision is high, and the suitability is strong.

Drawings

Fig. 1 is a schematic structural diagram of the present invention;

fig. 2 is a schematic structural view of the back view of the present invention;

FIG. 3 is a schematic view of the structure of the detecting mechanism;

FIG. 4 is a schematic view of the hold-down mechanism;

FIG. 5 is a schematic view of the robot;

FIG. 6 is a bottom view of the robot;

FIG. 7 is a schematic structural diagram of a tool table;

fig. 8 is a front view of the tool table.

The labels in the figures are: 1-base, 2-X, Y, Z shaft slide block module, 3-manipulator, 31-connecting plate, 32-steering cylinder, 33-steering block, 34-bionic wrist, 35-grabbing sliding groove, 36-piston rod, 37-grabbing spring, 38-connecting rod, 39-bionic paw, 4-tool to-be-detected table, 41-fixing plate, 42-pressing plate, 43-clamping sliding groove, 44-clamping spring, 45-clamping block, 5-detection mechanism, 51-fixing base plate, 52-detection table, 53-tool diameter detection sensor, 54-Z direction fine adjustment screw rod module, 55-positioning V-shaped block, 56-pressing mechanism, 561-motor, 562-connecting seat, 563-synchronous belt module and 564-pressing wheel, a 57-Z direction sliding table cylinder and a 58-Y direction sliding table cylinder.

Detailed Description

The following description is made with reference to the accompanying drawings and examples, but not to be construed as limiting the invention.

Examples are given. A cutter diameter measuring device of an end mill is shown in figures 1-8 and comprises a base 1, wherein an X, Y, Z-axis sliding block module 2 is arranged on the base 1, a X, Y, Z-axis sliding block module 2 is connected with a manipulator 3, and a cutter to-be-measured table 4 and a detection mechanism 5 are sequentially arranged on the base 1 along the positive direction of a Y axis; the detection mechanism 5 comprises a fixed base plate 51, a detection table 52 capable of sliding along the Y-axis direction is arranged on the fixed base plate 51, and a cutter diameter detection sensor 53 is arranged on the detection table 52 along the extending direction of the Y-axis positive direction; a Z-direction fine adjustment lead screw module 54 is fixedly arranged on the detection table 52, and a pair of positioning V-shaped blocks 55 for positioning a milling cutter is connected to the slide block of the Z-direction fine adjustment lead screw module 54; a pressing mechanism 56 which can slide upwards at Y, Z and can press and drive the milling cutter to rotate is arranged above the positioning V-shaped block 55. X, Y, Z axle slider module 2 mainly comprise ball, slide rail, motor support, sliding block and ball supporting seat, X axle ball supporting seat and Y axle ball bottom plate pass through the screw connection with branch, see fig. 1, and it belongs to conventional structure, no longer gives unnecessary details. The Y-direction sliding of the detecting table 52 can be realized by a conventional screw pair module, which is not described herein again.

After all the assembly is completed, the commissioning work is started. The debugging X, Y, Z shaft slide block module 2 is reset to zero, and the position at this time is set as the working starting position. Debugging the detection position, placing the milling cutter handle on the positioning V-shaped block 55, confirming whether the milling cutter detection position is positioned in the middle of the cutter diameter detection sensor, if not, sliding the milling cutter detection position through a Y-direction adjustment detection table 52, and/or adjusting the Z-direction position of the positioning V-shaped block 55 through a Z-direction fine adjustment lead screw module 54, and adjusting the milling cutter detection position to the middle of the cutter diameter detection sensor; then, the cutter diameter detection sensor 53 is tested, the milling cutter to be tested is placed in the middle of the cutter diameter detection sensor, and whether the milling cutter to be tested can acquire the cutter diameter information of the milling cutter to be tested is observed on a computer. After the debugging work is finished, the end mill can be used for detection.

When the tool diameter of the milling cutter is detected, the manipulator 3 grabs the milling cutter from the tool waiting table 4, then the milling cutter is driven by the X, Y, Z shaft slide block module 2, and the grabbed milling cutter is sent to the detection mechanism 5 along the Y axis; then the milling cutter handle is placed on the positioning V-shaped block 55 by the mechanical arm 3; at this time, the pressing mechanism 56 moves to the upper part between the two positioning V-shaped blocks 55 along the Y direction, and then moves downward along the Z direction to press the tool shank between the two positioning V-shaped blocks 55 and drive the milling cutter to rotate, and at this time, the tool diameter detection sensor 53 can measure the diameter, taper and circular run-out of the milling cutter.

The pressing mechanism 56 includes a motor 561, the motor 561 is connected to a timing belt module 563, the timing belt module 563 is connected to a pressing wheel 564, and the pressing wheel 564 is located above the positioning V-block 55.

The rotation process of the milling cutter driven by the pressing mechanism 56 is as follows: after the pressing mechanism 56 moves towards Y, Z, the pressing wheel 564 presses the tool shank between the two positioning V-shaped blocks 55; at this time, the motor 561 drives the pressing wheel 564 to rotate through the synchronous belt module 563, and then the milling cutter can be driven to rotate.

The pressing mechanism 56 is connected with a Z-direction sliding table cylinder 57, the Z-direction sliding table cylinder 57 is connected with a Y-direction sliding table cylinder 58, and the Y-direction sliding table cylinder 58 is connected with the detection table 52; the motor 561 penetrates through a connecting seat 562 fixedly arranged on the Z-direction sliding table air cylinder 57 and is connected with the synchronous belt module 563.

The Y-direction movement of the pressing mechanism 56 is directly driven by the Y-direction slide cylinder 58, and the Z-direction movement is directly driven by the Z-direction slide cylinder 57.

The tool to-be-measured table 4 comprises a fixed plate 41, wherein press plates 42 are arranged on the fixed plate 41 side by side, clamping sliding grooves 43 are arranged on the press plates 42, and the clamping sliding grooves 43 are connected with clamping blocks 45 through clamping springs 44; the clamping blocks 41 are arranged in pairs between the gaps of two adjacent pressing plates 42. This structure, it can vertically place to wait to detect milling cutter, and the concrete process of placing is: the paired clamping blocks 41 clamp the handle end of the vertical milling cutter; when the manipulator 3 is used for grabbing, the tool shank is directly grabbed and pulled up along the Z direction, the tool shank is moved to the detection mechanism 5 along the Y direction, and then the manipulator 3 rotates by 90 degrees to change the vertical state into the horizontal state; during machining, the milling cutter is moved in the Z direction, and the milling cutter handle is laid on the positioning V-shaped block 55.

More than one pair of holding blocks 41 can be arranged in parallel between each gap. Through this structure, can the clamping simultaneously many milling cutters that await measuring for milling cutter detects and can go on in batches, has practiced thrift the clamping time, has improved detection efficiency.

The manipulator 3 comprises a connecting plate 31, the connecting plate 31 is hinged to a steering cylinder 32, the steering cylinder 32 is hinged to a steering block 33 hinged to the connecting plate 31, the steering block 33 is connected with a bionic wrist 34, a grabbing sliding groove 35 is formed in the bionic wrist 34, the grabbing sliding groove 35 is connected with a piston rod 36 in a sliding mode, one end of the piston rod 36 is connected with a grabbing spring 37, the other end of the piston rod is hinged to a bionic claw 39 through a connecting rod 38, and the bionic claw 39 is hinged to the bionic wrist 34. The connection between the manipulator 3 and the X, Y, Z axle slide block module 2 is connected to the X, Y, Z axle slide block module 2 through the connecting plate 31 according to the conventional structure.

The process that the manipulator 3 snatchs, places milling cutter does: after the manipulator 3 moves to the milling cutter position, the bionic claw 39 aligns to the cutter handle, then the manipulator slightly moves in the Y direction to enable the cutter handle to open the closed bionic claw 39, finally the bionic claw 39 grasps the handle, and then the manipulator 3 moves in the Z direction to pull the cutter handle away from the clamping block 41; then the manipulator 3 moves above the detection mechanism 5 along the Y direction; at the moment, the steering cylinder 32 extends, so that the steering block 33 drives the bionic wrist 34 to rotate by 90 degrees, and the vertical milling cutter is horizontally placed; then the manipulator 3 moves along the Z direction to place the tool shank on the positioning V-shaped block 55, and after the tool shank is placed, the bionic gripper 39 is positioned outside the two positioning V-shaped blocks 55; then, the pressing mechanism 56 presses the knife handle between the two positioning V-shaped blocks 55; after being pressed, the mechanical arm 3 moves along the Z direction, so that the knife handle is separated from the bionic claw 39, and the bionic claw 39 returns to a closed state under the synergistic action of the connecting rod 38, the piston rod 36 and the grabbing spring 37.

One of a pair of positioning V-shaped blocks 55 for positioning the milling cutter is also slidable in the Y direction. The movable positioning V-shaped block 55 is mainly used for realizing the detection and positioning of the end mills with different lengths and diameters and improving the acquisition precision of the tool diameter information of the tool diameter detection sensor on the end mill.

Claims (7)

1. The utility model provides an end mill sword footpath measuring device which characterized in that: the device comprises a base (1), wherein X, Y, Z-axis sliding block modules (2) are arranged on the base (1), X, Y, Z-axis sliding block modules (2) are connected with a manipulator (3), and a cutter to-be-detected platform (4) and a detection mechanism (5) are sequentially arranged on the base (1) along the positive direction of a Y axis; the detection mechanism (5) comprises a fixed base plate (51), a detection table (52) capable of sliding along the Y-axis direction is arranged on the fixed base plate (51), and a cutter diameter detection sensor (53) is arranged on the detection table (52) along the extension direction of the Y-axis positive direction; a Z-direction fine adjustment lead screw module (54) is fixedly arranged on the detection table (52), and a pair of positioning V-shaped blocks (55) for positioning a milling cutter is connected to a slide block of the Z-direction fine adjustment lead screw module (54); a pressing mechanism (56) which can slide upwards at Y, Z and can press and drive the milling cutter to rotate is arranged above the positioning V-shaped block (55).

2. The end mill tool diameter measuring device according to claim 1, wherein: hold-down mechanism (56) include motor (561), motor (561) are connected with hold-in range module (563), hold-in range module (563) are connected with pinch roller (564), pinch roller (564) are in location V type piece (55) top.

3. The end mill tool diameter measuring device according to claim 2, wherein: the pressing mechanism (56) is connected with the Z-direction sliding table cylinder (57), the Z-direction sliding table cylinder (57) is connected with the Y-direction sliding table cylinder (58), and the Y-direction sliding table cylinder (58) is connected with the detection table (52); the motor (561) penetrates through a connecting seat (562) fixedly arranged on the Z-direction sliding table cylinder (57) and is connected with the synchronous belt module (563).

4. The end mill tool diameter measuring device according to claim 1, wherein: the tool to-be-measured platform (4) comprises a fixing plate (41), pressing plates (42) are arranged on the fixing plate (41) side by side, clamping sliding grooves (43) are formed in the pressing plates (42), and the clamping sliding grooves (43) are connected with clamping blocks (45) through clamping springs (44); the clamping blocks (45) are arranged in pairs between the gaps of two adjacent pressing plates (42).

5. The end mill tool diameter measuring device according to claim 4, wherein: more than one pair of clamping blocks (45) can be arranged in parallel between each gap.

6. The end mill tool diameter measuring device according to claim 1, wherein: manipulator (3) including connecting plate (31), connecting plate (31) with turn to cylinder (32) articulated, turn to cylinder (32) still with articulate steering block (33) on connecting plate (31) articulated, steering block (33) are connected with bionical wrist (34), bionical wrist (34) inside has and snatchs spout (35), snatch spout (35) and piston rod (36) sliding connection, piston rod (36) one end is connected with snatching spring (37), the other end is articulated with bionical hand claw (39) through connecting rod (38), bionical hand claw (39) still articulate with bionical wrist (34).

7. The end mill tool diameter measuring device according to claim 1, wherein: one of a pair of positioning V-shaped blocks (55) for positioning the milling cutter can also slide along the Y direction.

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