阅读说明：本技术 一种冲压式刀柄夹屑便捷检测装置校准设备及校准方法 (Calibration equipment and calibration method for convenient detection device for clamping scraps of stamping type tool shank ) 是由 缪雨彤 缪文浩 夏欢欢 于 2021-08-27 设计创作，主要内容包括：本发明公开了一种冲压式刀柄夹屑便捷检测装置校准设备及校准方法,涉及校准设备技术领域,包括底板、用于弹性下压夹屑检测装置上弹性夹头的刀柄,以及用于检测刀柄弹性下压力的检测部件；连接板的下表面固定连接有连接座,连接座的表面铰接有倾斜设置的斜板,斜板的表面开设有滑槽,滑槽的槽壁滑动连接有滑动柱。本发明解决了现有技术中的校准方式通常将夹屑检测装置安装在加工中心电主轴末端,用传统的拉刀机构进行上刀操作,以此来对夹屑检测装置做标定和校准,刀柄检测装置安装到电主轴的步骤繁琐,耗费时间长并且占用用于生产的加工中心电主轴,间接增加了夹屑检测装置的生产成本的问题。(The invention discloses calibration equipment and a calibration method for a convenient detection device for clamping scraps of a stamped type cutter handle, and relates to the technical field of calibration equipment, wherein the calibration equipment comprises a bottom plate, a cutter handle and a detection part, wherein the cutter handle is used for elastically pressing an elastic chuck on the scrap clamping detection device downwards, and the detection part is used for detecting the elastic downward pressure of the cutter handle; the lower fixed surface of connecting plate is connected with the connecting seat, and the surface of connecting seat articulates there is the swash plate that the slope set up, and the spout has been seted up on the surface of swash plate, and the cell wall sliding connection of spout has the sliding column. The invention solves the problems that in the prior art, the chip clamping detection device is usually arranged at the tail end of a processing center electric spindle in a calibration mode, the traditional broach mechanism is used for carrying out tool feeding operation so as to calibrate and calibrate the chip clamping detection device, the step of arranging the tool holder detection device on the electric spindle is complicated, the consumed time is long, the electric spindle of a processing center for production is occupied, and the production cost of the chip clamping detection device is indirectly increased.)

1. The utility model provides a convenient detection device calibration equipment of punching press formula handle double-layered bits, includes bottom plate (1), its characterized in that: the upper surface of the bottom plate (1) is provided with a supporting component for placing a chip clamping detection device, a tool handle (2) for elastically pressing an elastic chuck on the chip clamping detection device downwards, and a detection component for detecting the elastic downward pressure of the tool handle (2); the device also comprises a connecting plate (3) which is limited to move in the vertical direction, and a transmission mechanism which can enable the tool shank (2) to elastically press an elastic chuck on the chip clamping detection device through the vertical movement of the connecting plate (3); the lower surface of the connecting plate (3) is fixedly connected with a connecting seat (4), the surface of the connecting seat (4) is hinged with an inclined plate (5) which is obliquely arranged, the surface of the inclined plate (5) is provided with a chute (6), and the chute wall of the chute (6) is connected with a sliding column (7) in a sliding manner; the device also comprises a driving mechanism for driving the sliding column (7) to move transversely at a fixed distance, and an adjusting mechanism for adjusting the inclination angle of the inclined plate (5).

2. The punch type tool shank chip clamping convenient detection device calibration apparatus according to claim 1, wherein: drive mechanism includes fixed plate (8), fixed plate (8) fixed connection be in the upper surface of bottom plate (1), the top of fixed plate (8) articulates there is linking arm (9), the one end of linking arm (9) articulates there is depression bar (10), handle of a knife (2) fixed connection be in the bottom of depression bar (10).

3. The punch type tool shank chip clamping convenient detection device calibration apparatus according to claim 2, wherein: the other end of the connecting arm (9) is hinged with a transmission arm (11), the lower end of the transmission arm (11) is hinged with a sleeve (12), a supporting plate (13) is sleeved on the surface of the sleeve (12), the side surface of the supporting plate (13) is fixedly connected with the side surface of the fixed plate (8), the inner wall of the sleeve (12) is connected with a connecting rod (14) in a sliding mode, the lower surface of the connecting rod (14) is fixedly connected with the upper surface of the connecting plate (3), a spring (15) is sleeved on the surface of the connecting rod (14), two end portions of the spring (15) are fixedly connected with the lower surface of the sleeve (12) and the upper surface of the connecting plate (3) respectively, the driving mechanism comprises a first supporting seat (16), the first supporting seat (16) is fixedly connected with the upper surface of the bottom plate (1), and the top of the first supporting seat (16) is fixedly connected with a rotating driving source (17), the drive division fixedly connected with who rotates driving source (17) changes board (18), the tip of changeing board (18) articulates there is rocking arm (19), the tip of rocking arm (19) articulates there is slide bar (20), limiting plate (21) have been cup jointed on the surface of slide bar (20), the lower surface of limiting plate (21) with the last fixed surface of bottom plate (1) is connected, the tip of slide bar (20) with the fixed surface of slip post (7) is connected.

4. The punch-type shank chip pick-up convenient detection device calibration apparatus according to any one of claims 1, 2 or 3, wherein: adjustment mechanism includes threaded rod (22), threaded rod (22) rotate to be connected the lower surface of connecting plate (3), the surperficial threaded connection of threaded rod (22) has internal thread nest block (23), the side of internal thread nest block (23) articulates there is regulating arm (24), the tip of regulating arm (24) with swash plate (5) are kept away from the one end of connecting seat (4) is articulated.

5. The punch type tool shank chip clamping convenient detection device calibration apparatus according to claim 1, wherein: the supporting part comprises a second supporting seat (25), the second supporting seat (25) is fixedly connected to the upper surface of the bottom plate (1), and a supporting frame (26) is fixedly connected to the upper surface of the second supporting seat (25).

6. The punch type tool shank chip clamping convenient detection device calibration apparatus according to claim 5, wherein: the detection part comprises a pressure sensor (27), and the pressure sensor (27) is detachably connected to the upper surface of the support frame (26).

7. The punch type tool shank chip clamping convenient detection device calibration apparatus according to claim 6, wherein: the pressure sensor (27) is connected to the upper surface of the fixed frame (2) through bolts or buckles.

8. The punch type tool shank chip clamping convenient detection device calibration apparatus according to claim 4, wherein: the bottom fixedly connected with knob (28) of threaded rod (22), the surface of knob (28) is seted up anti-skidding line.

9. The punch type tool shank chip clamping convenient detection device calibration apparatus according to claim 3, wherein: the rotary driving source (17) is a servo motor.

10. A method for calibrating a stamped tool shank chip pick up conveniences detection apparatus according to claim 3, comprising the steps of:

s1: placing the chip clamping detection device on the supporting part, and enabling an elastic chuck on the chip clamping detection device to be positioned right below the cutter handle (2);

s2: and starting the driving mechanism to drive the tool holder (2) to elastically press the elastic chuck on the scrap clamping detection device, so that the tool holder (2) can be simulated to press down, and the calibration work of the scrap clamping detection device is completed.

Technical Field

The invention relates to the technical field of calibration equipment, in particular to calibration equipment and a calibration method for a convenient detection device for clamping scraps of a stamped type cutter handle.

Background

In the process of pre-assembling the tool holder into the tool holder clamp, the fault of clamping scraps of the main shaft is detected and pre-warned, and the influence of the clamping scraps of the main shaft on the processing quality of parts is avoided.

For example, chinese patent CN201911289503.4 discloses a piezoelectric driving type electric spindle chip clamping detection device for a numerical control machine tool, which is disclosed in the following: 20200117, this citation includes a tapered clamp body for holding a tool shank, characterized by: when the numerical control machine tool is used for feeding, whether scrap iron is mixed between the tool shank and two contact surfaces of the tool shank clamp and two contact surfaces of a conical surface on an electric spindle of the numerical control machine tool or not is detected, a detected alarm critical value can be preset, the numerical value is stable, and the accuracy, stability and reliability of detection are improved.

However, before the chip clamping detection device is used, the chip clamping detection device needs to be calibrated, in a calibration mode in the prior art, the chip clamping detection device is usually installed at the tail end of a machining center electric spindle, and a traditional broach mechanism is used for conducting tool feeding operation, so that the chip clamping detection device is calibrated and calibrated, the step of installing the hilt detection device on the electric spindle is complex, the consumed time is long, the electric spindle of the machining center for production is occupied, and the production cost of the chip clamping detection device is indirectly increased.

Disclosure of Invention

The invention aims to provide calibration equipment and a calibration method for a convenient detection device for clamping scraps of a stamping type tool shank, which have the advantages that a lever type pressing mode is adopted, a lever can amplify generated force and acts on one end of a stress end, so that the power output is stronger, the calibration work of the clamping scraps detection device can be completed without using a numerical control machine tool electric spindle broach mechanism, and the problems that in the calibration mode in the prior art, the clamping scraps detection device is usually arranged at the tail end of a machining center electric spindle, the traditional broach mechanism is used for carrying out tool feeding operation, the clamping scraps detection device is calibrated and calibrated, the tool shank detection device is arranged on the electric spindle, the consumed time is long, the machining center electric spindle used for production is occupied, and the production cost of the clamping scraps detection device is indirectly increased are solved.

In order to achieve the purpose, the invention provides the following technical scheme: a calibration device for a convenient detection device for clamping scraps of a stamping type cutter handle comprises a bottom plate, wherein a supporting part for placing the scrap clamping detection device, a cutter handle for elastically pressing an elastic chuck on the scrap clamping detection device downwards and a detection part for detecting the elastic downward pressure of the cutter handle are arranged on the upper surface of the bottom plate; the device also comprises a connecting plate which is limited to move in the vertical direction, and a transmission mechanism which can enable the tool shank to elastically press an elastic chuck on the chip clamping detection device through the vertical movement of the connecting plate; the lower surface of the connecting plate is fixedly connected with a connecting seat, the surface of the connecting seat is hinged with an inclined plate which is obliquely arranged, the surface of the inclined plate is provided with a chute, and the chute wall of the chute is connected with a sliding column in a sliding manner; the inclined plate inclination angle adjusting mechanism is characterized by further comprising a driving mechanism for driving the sliding column to transversely move at a fixed distance and an adjusting mechanism for adjusting the inclination angle of the inclined plate.

Preferably, drive mechanism includes the fixed plate, fixed plate fixed connection be in the upper surface of bottom plate, the top of fixed plate articulates there is the linking arm, the one end of linking arm articulates there is the depression bar, handle of a knife fixed connection be in the bottom of depression bar, the other end of linking arm articulates there is the transmission arm, the lower extreme of transmission arm articulates there is the sleeve, the backup pad has been cup jointed on telescopic surface, the side of backup pad with the side fixed connection of fixed plate, telescopic inner wall sliding connection has the connecting rod, the lower surface of connecting rod with the upper surface of connecting plate, the surface cover of connecting rod is equipped with the spring, the both ends of spring respectively with telescopic lower surface with the upper surface fixed connection of connecting plate.

Preferably, actuating mechanism includes supporting seat one, a supporting seat fixed connection be in the upper surface of bottom plate, the top fixedly connected with of supporting seat one rotates the driving source, the drive division fixedly connected with who rotates the driving source changes the board, the tip of changeing the board articulates there is the rocking arm, the tip of rocking arm articulates there is the slide bar, the limiting plate has been cup jointed on the surface of slide bar, the lower surface of limiting plate with the last fixed surface of bottom plate is connected, the tip of slide bar with the fixed surface of slip post is connected.

Preferably, adjustment mechanism includes the threaded rod, the threaded rod rotates to be connected the lower surface of connecting plate, the surperficial threaded connection of threaded rod has the internal thread nest block, the side of internal thread nest block articulates there is the regulating arm, the tip of regulating arm with the swash plate is kept away from the one end of connecting seat is articulated.

Preferably, the supporting part comprises a second supporting seat, the second supporting seat is fixedly connected to the upper surface of the bottom plate, and a supporting frame is fixedly connected to the upper surface of the second supporting seat.

Preferably, the detection part comprises a pressure sensor, and the pressure sensor is detachably connected to the upper surface of the support frame.

Preferably, the pressure sensor is connected to the upper surface of the fixing frame by bolts or snaps.

Preferably, the bottom of the threaded rod is fixedly connected with a knob, and anti-skid grains are arranged on the surface of the knob.

Preferably, the rotation driving source is a servo motor.

The invention provides the following calibration method: a calibration method of calibration equipment for a convenient detection device for clamping scraps of a stamped type tool shank comprises the following steps:

s1: placing the chip clamping detection device on the supporting part, and enabling an elastic chuck on the chip clamping detection device to be positioned right below the cutter handle;

s2: and starting the driving mechanism to drive the elastic chuck on the tool holder to elastically press down the scrap clamping detection device, so that the tool holder can be simulated to press down, and the calibration work of the scrap clamping detection device is completed.

Compared with the prior art, the invention has the following beneficial effects:

according to the invention, the tool holder is driven to press down the elastic chuck on the chip clamping detection device through rotating the driving part of the rotating driving source for half a circle, so that the tool holder can be simulated to press down, and the pulling force exerted on the tool holder and the elastic chuck on the chip clamping detection device by the electric spindle broach mechanism of the numerical control machine tool is simulated.

Secondly, after the tool holder abuts against the elastic chuck on the chip clamping detection device, the spring is compressed along with the continuous upward movement of the connecting plate, the spring releases energy after being compressed, so that elastic thrust is provided for the sleeve, and then the elastic downward pressure is provided for the elastic chuck on the chip clamping detection device by the tool holder through the transmission of the force of the transmission arm, the connecting arm and the pressing rod.

Third, the invention can make the sliding column move to the left dead point each time, the moving distance of the sliding column is equal, then make the connecting plate move upward each time, thus the compression amount to the spring is equal, the elastic pressure of the elastic chuck acting on the chip clamping detection device is equal, and then through controlling the driving part of the rotary driving source to rotate each time for half a week, the chip clamping detection device of the same specification can be calibrated automatically, when calibrating the chip clamping detection device produced in batch, the tedious installation steps are reduced, the calibration time is shortened, the production cost is reduced, the operation and control are simpler, and the efficiency of the calibration work is greatly improved.

The elastic pressure acting on the elastic chuck on the chip clamping detection device is changed by adjusting the oblique angle of the inclined plate, so that the oblique angle of the inclined plate is correspondingly adjusted by matching with the pressure change detected by the detection part, the acting force of electric spindle broach mechanisms of different numerical control machines can be simulated, the application range is wider, the mode of adjusting the downward pressure is achieved by changing the magnetic force and changing the downward moving distance through current in the prior art, other energy consumption is not needed, the effect of adjusting the downward pressure can be achieved, the reliability is better, and the production cost is reduced.

Drawings

FIG. 1 is a first state diagram of the structure of the present invention and is taken as a front view;

FIG. 2 is a top view of the second support base, the second support frame and the pressure sensor structure of the present invention;

FIG. 3 is a front cross-sectional view of the sleeve and connecting rod arrangement of the present invention;

FIG. 4 is a rear view of the connecting seat, sloping plate, internal thread bushing block and adjusting arm structure of the present invention;

fig. 5 is a second state diagram of the structure of the present invention.

In the figure: the device comprises a base plate 1, a knife handle 2, a connecting plate 3, a connecting seat 4, an inclined plate 5, a chute 6, a sliding column 7, a fixing plate 8, a connecting arm 9, a pressure lever 10, a transmission arm 11, a sleeve 12, a support plate 13, a connecting rod 14, a spring 15, a support seat I16, a rotary driving source 17, a rotating plate 18, a rotating arm 19, a sliding rod 20, a limiting plate 21, a threaded rod 22, an internal thread sleeve block 23, an adjusting arm 24, a support seat II 25, a support frame 26, a pressure sensor 27 and a knob 28.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1 to 5, the present invention provides a technical solution: a calibration device for a convenient detection device for clamping scraps of a stamping type cutter handle comprises a bottom plate 1, wherein a supporting part for placing the scrap clamping detection device, a cutter handle 2 for elastically pressing an elastic chuck on the scrap clamping detection device and a detection part for detecting the elastic pressing force of the cutter handle 2 are arranged on the upper surface of the bottom plate 1; the device also comprises a connecting plate 3 which is limited to move in the vertical direction, and a transmission mechanism which can enable the tool shank 2 to elastically press an elastic chuck on the chip clamping detection device through the vertical movement of the connecting plate 3; the lower surface of the connecting plate 3 is fixedly connected with a connecting seat 4, the surface of the connecting seat 4 is hinged with an inclined plate 5 which is obliquely arranged, the surface of the inclined plate 5 is provided with a chute 6, and the chute wall of the chute 6 is connected with a sliding column 7 in a sliding manner; the device is characterized by further comprising a driving mechanism for driving the sliding column 7 to transversely move at a fixed distance and an adjusting mechanism for adjusting the inclination angle of the inclined plate 5, wherein during calibration, the scrap clamping detection device is placed on the supporting part, then the sliding column 7 is driven to transversely move leftwards through the driving mechanism, the connecting plate 3 is driven to move upwards through the transverse leftward movement of the sliding column 7 and through the sliding fit between the sliding column 7 and the sliding chute 6, the tool holder 2 is enabled to elastically press down the elastic chuck on the scrap clamping detection device under the action of the transmission mechanism, the pressing down of the tool holder 2 can be simulated, so that the pulling force applied to the tool holder and the elastic chuck on the scrap clamping detection device by the electric spindle broach mechanism of the numerical control machine tool is simulated, and when the elastic pressing down force is adjusted and preset, the inclined angle of the inclined plate 5 is adjusted through the adjusting mechanism, then when the sliding column 7 moves leftwards to a left dead point each time, the upward moving distance of the connecting plate 3 changes correspondingly, so that the elastic pressure transmitted by the transmission mechanism also changes correspondingly, the elastic pressure of the elastic chuck acting on the scrap clamping detection device finally also changes correspondingly, the oblique angle of the inclined plate 5 is correspondingly adjusted by matching the pressure change detected by the detection part, the acting force capable of simulating different numerical control machine tool electric spindle broach mechanisms is achieved, and the application range is wider.

Further, the transmission mechanism comprises a fixing plate 8, the fixing plate 8 is fixedly connected to the upper surface of the bottom plate 1, a connecting arm 9 is hinged to the top of the fixing plate 8, a pressure lever 10 is hinged to one end of the connecting arm 9, the knife handle 2 is fixedly connected to the bottom of the pressure lever 10, a transmission arm 11 is hinged to the other end of the connecting arm 9, a sleeve 12 is hinged to the lower end of the transmission arm 11, a supporting plate 13 is sleeved on the surface of the sleeve 12, the side surface of the supporting plate 13 is fixedly connected with the side surface of the fixing plate 8, a connecting rod 14 is slidably connected to the inner wall of the sleeve 12, the lower surface of the connecting rod 14 is connected with the upper surface of the connecting plate 3, a spring 15 is sleeved on the surface of the connecting rod 14, two end portions of the spring 15 are respectively fixedly connected with the lower surface of the sleeve 12 and the upper surface of the connecting plate 3, and move upwards through the connecting plate 3, the connecting rod 14, the spring 15 and the sleeve 12 are driven to move upwards together, the sleeve 12 moves upwards and is driven by the transmission arm 11 to drive the connecting arm 9 to rotate anticlockwise, the connecting arm 9 rotates anticlockwise and is driven by the compression rod 10 to drive the tool holder 2 to press down the elastic chuck on the chip clamping detection device, and the tool holder 2 can be simulated to press down, so that the tensile force applied to the tool holder and the elastic chuck on the chip clamping detection device by the electric spindle broach mechanism of the numerical control machine tool can be simulated; after the tool holder 2 abuts against the elastic chuck on the scrap clamping detection device, the elastic chuck moves upwards along with the continuation of the connecting plate 3, the spring 15 is compressed, and the spring 15 releases energy after being compressed, so that elastic thrust is provided for the sleeve 12, and then the transmission of the force of the transmission arm 11, the connecting arm 9 and the pressing rod 10 is performed, so that the tool holder 2 provides elastic downward pressure for the elastic chuck on the scrap clamping detection device, compared with the mode that the telescopic part of the telescopic mechanism (driving source) directly acts on the tool holder 2 in the prior art, the application can convert the operation process of the driving source driving part into variable downward pressure by using the compressibility of the spring 15 on the premise of not influencing the operation of the driving source driving part, and the phenomenon that the telescopic part of the telescopic mechanism (driving source) continues to extend to cause the fracture of the telescopic mechanism (driving source) when the tool holder 2 is difficult to move is avoided.

Further, the driving mechanism comprises a first supporting seat 16, the first supporting seat 16 is fixedly connected to the upper surface of the bottom plate 1, a rotary driving source 17 is fixedly connected to the top of the first supporting seat 16, a rotating plate 18 is fixedly connected to a driving part of the rotary driving source 17, the end of the rotating plate 18 is hinged with a rotating arm 19, the end of the rotating arm 19 is hinged with a sliding rod 20, a limiting plate 21 is sleeved on the surface of the sliding rod 20, the lower surface of the limiting plate 21 is fixedly connected with the upper surface of the bottom plate 1, the end part of the sliding rod 20 is fixedly connected with the surface of the sliding column 7, the rotating plate 18 is driven to rotate for half a circle by rotating the driving part of the rotating driving source 17 for half a circle, and the rotating plate 18 rotates for half a circle and is driven by the rotating arm 19, and the sliding fit between the sliding rod 20 and the limiting plate 21 can drive the sliding column 7 to move leftwards and rightwards transversely; after the calibration is completed, the driving part of the rotary driving source 17 continues to rotate for half a circle, so that the above structures can all return to the state shown in fig. 1, the calibrated chip clamping detection device is replaced, the next calibration is carried out, in the application, the driving part of the rotary driving source 17 rotates for half a circle, so that the moving distance of the sliding column 7 is equal when the sliding column 7 moves leftwards to a left dead point every time, the moving distance of the connecting plate 3 is equal, the compression amount of the spring 15 is equal, the elastic pressure of the elastic chuck acting on the chip clamping detection device is equal finally, the chip clamping detection devices with the same specification can be automatically calibrated by controlling the driving part of the rotary driving source 17 to rotate for half a circle every time, and the complicated installation steps are reduced when the chip clamping detection devices produced in batch are calibrated, the calibration time is shortened, the production cost is reduced, the operation and the control are simpler, and the efficiency of the calibration work is greatly improved.

Further, adjustment mechanism includes threaded rod 22, threaded rod 22 rotates to be connected the lower surface of connecting plate 3, threaded rod 22's surface threaded connection has internal thread nest block 23, the side of internal thread nest block 23 articulates there is regulating arm 24, the tip of regulating arm 24 with swash plate 5 keeps away from the one end of connecting seat 4 is articulated, and through the rotation of wrench movement threaded rod 22, through the rotation of threaded rod 22, drive internal thread nest block 23 and move down, move down and through the transmission of regulating arm 24 through internal thread nest block 23, drive swash plate 5 anticlockwise rotation, can adjust the slant angle of swash plate 5.

Further, the supporting component comprises a second supporting seat 25, the second supporting seat 25 is fixedly connected to the upper surface of the bottom plate 1, and a supporting frame 26 is fixedly connected to the upper surface of the second supporting seat 25.

Further, the detection part comprises a pressure sensor 27, the pressure sensor 27 is detachably connected to the upper surface of the support frame 26, and the downward pressure applied by the knife handle 2 can be detected through the arranged pressure sensor 27.

Further, the pressure sensor 27 is connected to the upper surface of the fixing frame 2 through a bolt or a buckle, and the pressure sensor 27 is conveniently dismounted and mounted through the bolt or the buckle so as to be repaired and replaced.

Further, the bottom fixedly connected with knob 28 of threaded rod 22, anti-skidding line has been seted up on the surface of knob 28, through the knob 28 that sets up, is convenient for through the cover knob 28, and then rotates the threaded rod, through the anti-skidding line that sets up, has increased the frictional resistance between palm and the knob 28, has reached the effect of preventing skidding.

Further, the rotation drive source 17 is a servo motor.

Referring to fig. 1 to 5, the present invention provides a calibration method: a calibration method of calibration equipment for a convenient detection device for clamping scraps of a stamped type tool shank comprises the following steps:

s1: placing the chip clamping detection device on the supporting part, and enabling the elastic chuck on the chip clamping detection device to be positioned right below the cutter handle 2;

s2: starting drive mechanism, drive handle of a knife 2 and go up collet and carry out elasticity pushing down to pressing from both sides bits detection device, can simulate handle of a knife 2 and push down, accomplish the calibration work to pressing from both sides bits detection device.

The working principle is as follows: when the calibration equipment of the convenient detection device for the stamping type tool shank scraps is calibrated, the scraps clamping detection device is placed on the upper surface of the second supporting seat 25 and is positioned in the frame of the supporting frame 26, so that the tool shank 2 is positioned right above an elastic chuck on the scraps clamping detection device, then the driving part of the rotary driving source 17 rotates for half a circle to drive the rotary plate 18 to rotate for half a circle, the rotary plate 18 rotates for half a circle and is driven by the rotary arm 19, the sliding fit between the slide rod 20 and the limiting plate 21 drives the slide column 7 to transversely move leftwards, the slide column 7 transversely moves leftwards and is driven by the sliding fit between the slide column 7 and the slide groove 6 to drive the connecting plate 3 to move upwards, the connecting plate 3 moves upwards to drive the connecting rod 14, the spring 15 and the sleeve 12 to move upwards together, the sleeve 12 moves upwards and is driven by the transmission arm 11 to drive the connecting arm 9 to rotate anticlockwise, the connecting arm 9 rotates and is driven by the press rod 10 anticlockwise, the tool handle 2 is driven to press down the elastic chuck on the chip clamping detection device, so that the pressing down of the tool handle 2 can be simulated, and the pulling force applied by the electric spindle broach mechanism of the numerical control machine tool to the elastic chuck on the tool handle and the chip clamping detection device can be simulated;

after the tool shank 2 abuts against the elastic chuck on the scrap clamping detection device, the spring 15 is compressed along with the continuous upward movement of the connecting plate 3, the spring 15 releases energy after being compressed, so that elastic thrust is provided for the sleeve 12, and then the elastic thrust is transmitted through the transmission arm 11, the connecting arm 9 and the pressing rod 10, so that the tool shank 2 provides elastic downward pressure for the elastic chuck on the scrap clamping detection device, compared with a mode that the telescopic part of a telescopic mechanism (a driving source) directly acts on the tool shank 2 in the prior art, the application can convert the operation process of the driving source driving part into variable downward pressure by utilizing the compressibility of the spring 15 on the premise of not influencing the operation of the driving source driving part, and avoids the phenomenon that the telescopic part of the telescopic mechanism (the driving source) continuously extends to cause the fracture of the telescopic part of the telescopic mechanism (the driving source) when the tool shank 2 is difficult to move;

after the calibration is completed, the driving part of the rotary driving source 17 continues to rotate for half a circle, so that the above structures can all return to the state shown in fig. 1, the calibrated chip clamping detection device is replaced, the next calibration is carried out, in the application, the driving part of the rotary driving source 17 rotates for half a circle, so that the moving distance of the sliding column 7 is equal when the sliding column 7 moves leftwards to a left dead point every time, the moving distance of the connecting plate 3 is equal, the compression amount of the spring 15 is equal, the elastic pressure of the elastic chuck acting on the chip clamping detection device is equal finally, the chip clamping detection devices with the same specification can be automatically calibrated by controlling the driving part of the rotary driving source 17 to rotate for half a circle every time, and the complicated installation steps are reduced when the chip clamping detection devices produced in batch are calibrated, the calibration time is shortened, the production cost is reduced, the operation and the control are simpler, and the efficiency of the calibration work is greatly improved;

when the magnitude of the elastic downward pressure is adjusted and preset, the threaded rod 22 is twisted to rotate, the threaded rod 22 rotates to drive the internal thread sleeve block 23 to move downwards, the internal thread sleeve block 23 moves downwards and is driven by the adjusting arm 24 to drive the inclined plate 5 to rotate anticlockwise, so that the inclined angle of the inclined plate 5 can be adjusted, then the upward moving distance of the connecting plate 3 is correspondingly changed when the sliding column 7 moves leftwards to a left dead point every time, the compression amount of the spring 15 is correspondingly changed, the elastic pressure of the elastic chuck finally acting on the chip clamping detection device is correspondingly changed, the inclined angle of the inclined plate 5 is correspondingly adjusted by matching the pressure change detected by the detection part, the acting force of different electric spindle broach mechanisms can be simulated, the application range is wider, and the magnitude of the magnetic force and the downward moving distance are changed by current in the prior art, reach the mode of adjusting the overdraft, this application need not with the help of other energy resource consumptions, can reach the effect of adjusting the overdraft, and the reliability is better, has reduced manufacturing cost.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.