CN104949589B - The automatic school of cartridge case is measured machine and comprises the measurement system of this school amount machine - Google Patents

Abstract

The invention belongs to the technical field of cartridge detection equipment, be specifically related to a kind of cartridge case automatic school amount machine and comprise the measurement system of this school amount machine.The present invention is in order to be able to realize the detection of the high-efficiency automatic to cartridge design size, provide a kind of cartridge case automatic school amount machine and comprise the measurement system of this school amount machine, mainly measured station by 7 and 1 discharge station totally 8 station forms, measure stations and discharge station and be arranged on measurement substrate for five therein, and these 6 stations around the center of the indexing rotary apparatus Pneumatic paw measured in the middle of substrate and are arranged on measurement substrate with 60 ° evenly and at intervals along its outer rim.Present invention achieves the Aulomatizeted Detect of cartridge detection operation, measurement efficiency is made to be greatly improved, reduce the production cost of product, reduce labor intensity, reduce the detection error of product simultaneously, be can interpolate that the good and bad feedback information of each road production process by this measurement system, production technology is proposed directiveness suggestion.

Description

The automatic school of cartridge case is measured machine and comprises the measurement system of this school amount machine

Technical field

The invention belongs to the technical field of cartridge detection equipment, be specifically related to a kind of cartridge case automatic school amount machine and comprise the measurement system of this school amount machine.

Background technology

Cartridge case is the important component part of body used by conventional weapon, is mainly used in connecting bullet, the fire in a stove before fuel is added, limits explosive payload, seals bore etc..For ensureing that cartridge case can be brought into normal play effect, before dispatching from the factory, each critical size to cartridge case will accurately be measured and verify.Because cartridge case is relatively small in size, the critical size of required measurement is the most more, and the current detection to cartridge case uses artificial school to measure mostly, and process is loaded down with trivial details, complicated, and inefficiency and qualification rate are the highest, it is impossible to meet the testing requirement of the new period.Therefore, a set of automatization practicality detection equipment is needed badly to improve the detection efficiency to cartridge design size.

Summary of the invention

The present invention is in order to be able to realize the detection of the high-efficiency automatic to cartridge design size, it is provided that the automatic school of a kind of cartridge case is measured machine and comprises the measurement system of this school amount machine.

The present invention adopts the following technical scheme that

A kind of cartridge case automatic school amount machine, it is characterised in that: include body and the helical feeding apparatus being installed on body, the filming apparatus of cartridge case flash hole, cartridge case overall length and fire in a stove before fuel is added bore dia lower deviation measurement apparatus, cartridge case base thickness and fire in a stove before fuel is added bore dia upper deviation measurement apparatus, tapering length and fire in a stove before fuel is added hole depth measurement apparatus, cartridge case internal diameter and fire in a stove before fuel is added hole thimble depth measurement device, cartridge case blanking device, indexing rotary apparatus-Pneumatic paw, cartridge case external diameter measuring device and the measurement of cartridge case groove width and lower material conveying device；

Described body includes measuring substrate and supporting the some frames measuring substrate, adjacent rack is fixed by side plate, described cartridge case groove width is measured and lower material conveying device and cartridge case external diameter measuring device are installed in the middle of frame, and cartridge case groove width is measured and lower material conveying device and cartridge case external diameter measuring device are positioned at below cartridge case blanking device；

The rotary shaft of described indexing rotary apparatus-Pneumatic paw is installed in the plain bearing housing measured in substrate interstitial hole, the trachea of indexing rotary apparatus-Pneumatic paw is connected with swivel joint fixing on trachea installing rack after many exchange devices, and described trachea installing rack is arranged on measurement substrate；

nullThe filming apparatus of described cartridge case flash hole、Cartridge case overall length and fire in a stove before fuel is added bore dia lower deviation measurement apparatus、Cartridge case base thickness and fire in a stove before fuel is added bore dia upper deviation measurement apparatus、Tapering length and fire in a stove before fuel is added hole depth measurement apparatus、Cartridge case internal diameter and fire in a stove before fuel is added hole thimble depth measurement device、Six devices of cartridge case blanking device are successively around indexing the center of rotary apparatus-Pneumatic paw and being installed on evenly and at intervals on measurement substrate with 60 ° along its outer rim，And at cartridge case internal diameter and fire in a stove before fuel is added hole thimble depth measurement device、Tapering length and fire in a stove before fuel is added hole depth measurement apparatus、On the measurement substrate of the installed position of cartridge case base thickness and fire in a stove before fuel is added bore dia upper deviation measurement apparatus and cartridge case overall length and fire in a stove before fuel is added bore dia four devices of lower deviation measurement apparatus, correspondence is provided with measurement seat respectively，The measurement substrate of the installed position of the filming apparatus of cartridge case flash hole is provided with feeding seat，Described helical feeding apparatus is installed on measurement substrate side and is connected with the filming apparatus of cartridge case flash hole by its guide groove.

Described measurement seat is stairstepping, and the bigger diameter end measuring seat is connected with measuring substrate as erecting bed, is provided with proximity switch a in the circular hole on erecting bed, and the lower end of proximity switch a is placed in the through hole measured on substrate, and erecting bed is additionally provided with station reference block；The miner diameter end measuring seat is the material platform having material hole, and the side of material platform is provided with the proximity switch installation sheet installing proximity switch b, and the other end of proximity switch installation sheet is connected on erecting bed.

Described feeding seat is stairstepping, the bigger diameter end of feeding seat is connected with measuring substrate as erecting bed, have for by the circular hole of backlight on described erecting bed, backlight is arranged on below the measurement substrate that feeding seat is corresponding, and the position installing backlight on measurement substrate is equipped with through hole, erecting bed is additionally provided with station reference block；The miner diameter end of feeding seat is the material platform having feeding port, and feeding port is through with the material hole in material platform, and the side of material platform is provided with the proximity switch installation sheet installing band proximity switch, and the other end of proximity switch installation sheet is arranged on erecting bed.

Described indexing rotary apparatus-Pneumatic paw includes six cartridge case clamping devices, locating ring, decelerating step motor, two lift cylinders, axle, sliding bearing, turning arm connection dish, spacer, plain bearing housing and motor installing plate, one end of described six cartridge case clamping devices is installed in the groove of turning arm connection dish periphery equably with 60 ° of interval, the middle part of each cantilevered out end of cartridge case clamping device is connected with locating ring by locating dowel respectively, the plain bearing housing being enclosed within sliding bearing is through measuring substrate and being fixed on measurement substrate, the spacer being connected dish connection with turning arm is enclosed within outside sliding bearing upper end；Axle is connected with decelerating step motor through the endoporus of sliding bearing and the lower end of axle through motor installing plate, the upper end of axle is connected to the bottom of turning arm connection dish, decelerating step motor is connected with the lift cylinder piston of axle both sides by motor installing plate, and lift cylinder cylinder body is installed on the lower surface measuring substrate.

Described cartridge case clamping device includes fixture, paw, slide rail, finger cylinder, swingle and paw cylinder mounting plate, one end of described swingle is installed in the groove of turning arm connection dish periphery of indexing rotary apparatus-Pneumatic paw, the other end of swingle is connected with finger cylinder by paw cylinder mounting plate, the termination of finger cylinder is provided with slide rail, two paws that can slide along draw-in groove inwall are installed in the draw-in groove of slide rail, paw connect and has fixture.

The filming apparatus of described cartridge case flash hole includes lens barrel fixed mount, barrel and photographic head, described lens barrel fixed mount is zigzag, the lower cross plate of lens barrel fixed mount is fixed on measurement substrate, barrel passes vertically through the through hole of lens barrel fixed mount upper cross plate and utilizes trip bolt to make barrel be relatively fixed with lens barrel fixed mount, the top of barrel is provided with eyepiece, photographic head is connected with eyepiece by photographic head holder, the bottom of barrel is provided with object lens, and measuring immediately below barrel is provided with the feeding seat with barrel coaxial line on substrate.

Described helical feeding apparatus includes direct current generator, fixed plate, support ring, support and rotating disk, described direct current generator is fixed on below fixed plate, fixed plate is fixed on two bracing frames below, two bracing frames are connected on the body of school amount machine, and the shaft coupling on direct current generator is connected through the hole in the middle of fixed plate with the rotating disk above fixed plate；Support ring is fixed in fixed plate, the upper end of support ring is provided with support, helical guide groove is fixed by screws on support ring inwall and unsettled empty on the rotating pan, and the port of export of helical guide groove connects linear type guide groove, and the port of export of linear type guide groove connects the feeding port of feeding seat.

Described cartridge case overall length and fire in a stove before fuel is added bore dia lower deviation measurement apparatus include supporting on station two, on described station two, the lower end of supporting is connected with measuring substrate, on station two, the upper end of supporting is provided with guide rod cylinder body, connected by guide rod cylinder connector on the piston rod of guide rod cylinder body and have compact heap, connected by sensor stator on compact heap and have inductive displacement transducer, on station two, the top of supporting connects also by cantilevered out proximity switch link location proximity switch, a measurement seat is installed in the underface of guide rod cylinder body, measure, bottom the erecting bed of seat, the drift by air cylinder driven is installed, and drift is positioned at below measurement substrate, connect on drift and have proximity switch reference plate.

Described cartridge case base thickness and fire in a stove before fuel is added bore dia upper deviation measurement apparatus include supporting on station three, on described station three, the lower end of supporting is connected with measuring substrate, on station three, the upper end of supporting is provided with guide rod cylinder body, connected by measuring staff contiguous block on the guide rod cylinder piston rod of guide rod cylinder body and have base thickness measuring staff, it is also associated with inductive displacement transducer on measuring staff contiguous block, a measurement seat is installed in the underface of guide rod cylinder body, measure, bottom the erecting bed of seat, the no-go gage by air cylinder driven is installed, and no-go gage is positioned at below measurement substrate, connect on no-go gage and have proximity switch reference plate.

Described tapering length and fire in a stove before fuel is added hole depth measurement apparatus include supporting on station four, on station four, the lower end of supporting is connected with measuring substrate, on station four, the upper end of supporting is provided with guide rod cylinder body, connected by guide rod cylinder connector on the piston rod of guide rod cylinder body and have the union joint installing location bar, described guide rod cylinder connector also by sensor stator connect have inductive displacement transducer-on, a measurement seat is installed in the underface of guide rod cylinder body, measure seat erecting bed bottom immediately below measurement substrate on be provided with inductive displacement transducer-under, and inductive displacement transducer-under be positioned at measurement substrate below.

Described cartridge case internal diameter and fire in a stove before fuel is added hole thimble depth measurement device include supporting on station five, on described station five, the lower end of supporting is connected with measuring substrate, on station five, the upper end of supporting is provided with guide rod cylinder body, the guide rod cylinder piston rod of guide rod cylinder body is connected by guide rod cylinder connector the internal diameter gauge head connector installing internal diameter gauge head, a measurement seat is installed in the underface of guide rod cylinder body, measure and inductive displacement transducer is installed on the measurement substrate immediately below bottom the erecting bed of seat, and inductive displacement transducer is positioned at below measurement substrate.

Described cartridge case blanking device includes motor, outside diameter measuring installing plate, nut platform and blanking seat, blanking seat is flush-mounted in measurement substrate by its erecting bed, and blanking seat is provided with lower material through hole, connected by motor installing plate below outside diameter measuring installing plate and have motor, the flat groove below copper flat drive rod and the screw rod of nut platform that motor outfan connects matches, and the screw rod of drive rod driving nut platform lifts on nut.

Described cartridge case groove width measurement and lower material conveying device and cartridge case external diameter measuring device are mounted on outside diameter measuring installing plate, and outside diameter measuring installing plate is supported by the bracing frame being fixed in frame；

Described cartridge case groove width measurement and lower material conveying device include I-shaped the bracer being installed on outside diameter measuring installing plate upper surface, two connections have selecting cylinder and being provided with the barrel of object lens of push pedal, the left notch that the I-shaped structure of described bracer is formed, right notch respectively with the substandard products blanking tube being fixed on outside diameter measuring installing plate lower surface, finished product blanking tube connects, two select cylinder respectively by selecting cylinder mounting plate to be installed on a left notch of bracer, outside the end face of right notch, and select the cylinder rod of cylinder towards a bracer, push pedal is fixed on the cylinder rod selecting cylinder, barrel is installed on outside diameter measuring installing plate by barrel fixed plate；

Described cartridge case external diameter measuring device includes cylinder, laser diameter measuring instrument and the cylinder push pedal being fixed on cylinder rod, and laser diameter measuring instrument is fixed on the lower surface measuring substrate, and the bracer upper surface away from cylinder push pedal side is also equipped with block.

A kind of measurement system comprising cartridge case automatic school amount machine, this system also includes the host computer of aid in treatment cartridge case automatic school amount machine measurement data, and host computer includes motion-control module, size detection module, communication module and data processing module；

The specific works process of this system is:

A. feeding: cartridge case arrives the station one measuring cartridge case Fire hole diameter, the filming apparatus that measurement apparatus is cartridge case flash hole of station one correspondence under the turning effort of helical feeding apparatus；

B. cartridge case Fire hole diameter measures station: after cartridge case enters into the assigned position of the feeding seat being positioned at station one, proximity switch on feeding seat is sensed and sends induced signal passes to slave computer, slave computer sends signal designation and is positioned at the photographic head above cartridge case through object lens to carrying out image taking bottom cartridge case, and picture signal is passed to host computer analysis, calculate the diameter of two flash holes bottom cartridge case, complete the measurement of station one；

nullC. cartridge case overall length and case primer bore dia lower deviation measure station: after completing the measurement of the Fire hole diameter to cartridge case，Cartridge case clamped by cartridge case clamping device on indexing rotary apparatus-Pneumatic paw，Lift cylinder drives whole indexing rotary apparatus-Pneumatic paw to move up，Cartridge case is made to exceed the upper surface of feeding seat，Decelerating step motor drives turning arm to connect disc spins 60 °，Indexing rotary apparatus-Pneumatic paw declines again makes cartridge case enter the measurement seat being positioned at station two，The measurement apparatus of station two correspondence is cartridge case overall length and fire in a stove before fuel is added bore dia lower deviation measurement apparatus，The proximity switch b measured on seat sends signal to slave computer，Slave computer sends instruction makes the piston rod of guide rod cylinder body of cartridge case overall length and fire in a stove before fuel is added bore dia lower deviation measurement apparatus promote compact heap and inductive displacement transducer cartridge case downwards to move，Compact heap stops after moving down and touch the upper end of cartridge case，The variable quantity of the output voltage of inductive displacement transducer is measured by PLC，And then calculate the overall length of cartridge case；Recycling measures the diameter lower deviation in the fire in a stove before fuel is added hole of the drift detection cartridge case in seat bottom portion, drift can stretch into the lower deviation size qualification then representing diameter in the fire in a stove before fuel is added hole of cartridge case, drift can not stretch in the lower deviation size then representing fire in a stove before fuel is added bore dia defective, completes measurement and the detection of station two；

nullD. cartridge case base thickness and the case primer bore dia upper deviation measure station: after completing the measurement of the overall length to cartridge case and fire in a stove before fuel is added bore dia lower deviation，Cartridge case clamped by cartridge case clamping device on indexing rotary apparatus-Pneumatic paw，Turning arm connection dish is made to rotate 60 ° to same direction of rotation by the motion mode described in step c again，Cartridge case is made to enter the measurement seat being positioned at station three，The measurement apparatus of station three correspondence is cartridge case base thickness and case primer bore dia upper deviation measurement apparatus，The proximity switch b measured on seat sends signal to slave computer，Slave computer sends the piston rod promotion base thickness measuring staff instructing the guide rod cylinder body making cartridge case base thickness and fire in a stove before fuel is added bore dia upper deviation measurement apparatus and the inductive displacement transducer being attached thereto cartridge case downwards moves，Stop when base thickness measuring staff is down to bottom cartridge case declining，The variable quantity of inductive displacement transducer output voltage is measured by PLC，It is uploaded to host computer and analysis draws cartridge case base thickness；Recycling measures the diametrically deviation in the fire in a stove before fuel is added hole of the no-go gage detection cartridge case in seat bottom portion, if no-go gage can not stretch in the fire in a stove before fuel is added hole of cartridge case, represent that the diametrically deviation in fire in a stove before fuel is added hole is qualified, no-go gage can stretch into, and represents that the fire in a stove before fuel is added bore dia upper deviation of cartridge case is defective, completes measurement and the detection of station three；

nullE. cartridge case tapering length and fire in a stove before fuel is added hole depth measure station: after completing the measurement of the base thickness to cartridge case and the fire in a stove before fuel is added bore dia upper deviation，Cartridge case clamped by cartridge case clamping device on indexing rotary apparatus-Pneumatic paw，Turning arm connection dish is made to rotate 60 ° to same direction of rotation，Cartridge case is made to enter the measurement seat being positioned at station four，The measurement apparatus of station four correspondence is tapering length and fire in a stove before fuel is added hole depth measurement apparatus，The proximity switch b measured on seat sends signal to slave computer，Slave computer sends instruction makes the piston rod of guide rod cylinder body of tapering length and fire in a stove before fuel is added hole depth measurement apparatus promote the inductive displacement transducer on union joint-upper to move to the cartridge case of underface with location bar，Blocked by it when positioning bar and moving the dovetail groove to cartridge case tapering end and stop mobile，The variable quantity of inductive displacement transducer output voltage is measured by PLC，The length of the conically shaped of cartridge case is drawn through host computer analysis；The degree of depth in fire in a stove before fuel is added hole by measure inductive displacement transducer below seat-under record, when inductive displacement transducer-under touch bottom the fire in a stove before fuel is added hole time stop mobile, the variable quantity of inductive displacement transducer-lower output voltage is measured by PLC, draw the degree of depth in the fire in a stove before fuel is added hole of cartridge case through the analysis of host computer, complete the measurement of station four；

nullF. cartridge case internal diameter and fire in a stove before fuel is added hole thimble depth survey station: after completing the tapering length to cartridge case and the measurement of fire in a stove before fuel is added hole depth，Cartridge case clamped by cartridge case clamping device on indexing rotary apparatus-Pneumatic paw，Turning arm connection dish is made to continue to rotate 60 ° to same direction of rotation，Cartridge case is made to enter the measurement seat being positioned at station five，The measurement apparatus of station five correspondence is cartridge case internal diameter and fire in a stove before fuel is added hole thimble depth measurement device，The proximity switch b measured on seat sends signal to slave computer，Slave computer sends the internal diameter gauge head of the piston rod promotion internal diameter gauge head connector connection instructing the guide rod cylinder body making cartridge case internal diameter and fire in a stove before fuel is added hole thimble depth measurement device and moves to the cartridge case of underface，The air-gauge communicated with internal diameter gauge head axis hole starts ventilation，Length signals is converted into gas pressure signal by air-gauge，By pneumatic-to-current converter, air pressure signal is converted to the signal of telecommunication，Host computer draws the diameter of bore of cartridge case by analyzing the signal of telecommunication；The fire in a stove before fuel is added hole thimble depth value of cartridge case records by measuring the inductive displacement transducer below seat, relative motion is stopped with the fire in a stove before fuel is added hole thimble of cartridge case after inductive displacement transducer contacts, the variable quantity of inductive displacement transducer output voltage is measured by PLC, after host computer analytical calculation, draw the depth value of fire in a stove before fuel is added hole thimble, complete the measurement of station five；

nullG. cartridge case external diameter and cartridge case groove width measure station: after completing the internal diameter to cartridge case and the thimble depth survey of fire in a stove before fuel is added hole，Cartridge case clamped by cartridge case clamping device on indexing rotary apparatus-Pneumatic paw，Turning arm connection dish is made to continue to rotate 60 ° to same direction of rotation，Cartridge case is made to enter cartridge case blanking device，Cartridge case is placed on the screw rod of nut platform of blanking device by the blanking hole of blanking seat，Motor drives drive rod to make the screw rod of nut platform drop to be positioned at the outside diameter measuring position of cartridge case external diameter measuring device of station six，Now the upper surface of screw rod and the upper end surface of the measurement of cartridge case groove width and a bracer of lower material conveying device are in same level，After the light beam that the laser diameter measuring instrument of cartridge case external diameter measuring device uses laser instrument to send passes through Use of The Polygonal Mirror Scanner tilting mirror and scanning optics，Form the continuous high speed scanning light beam parallel with optical axis，The cartridge case being placed in measured zone is carried out high-velocity scanning，And received by the photelectric receiver of laser diameter measuring instrument，The light projected on photelectric receiver is interrupted when light beam scanning cartridge case，By host computer, the analysis of optoelectronic receiver output signal is drawn the external diameter of cartridge case，Complete the measurement of station six work；After the outside diameter measuring of cartridge case completes, the cylinder of cartridge case external diameter measuring device controls cylinder rod and pulls cylinder push pedal to be pushed into from nut platform by cartridge case on a bracer, when cartridge case touches the block on a bracer, cartridge case stops mobile, cylinder resets, cartridge case arrives the measurement of cartridge case groove width and the groove width measured zone of lower material conveying device being positioned at station seven, cartridge case is taken pictures by the photographic head being installed in barrel through camera lens, and shot image is sent to host computer, host computer uses digital image processing techniques to be analyzed image information processing, draw the width of the groove of cartridge case, complete the measurement of station seven；

H. blanking is sorted: by the Fire hole diameter of the cartridge case that above-mentioned measurement station records, cartridge case overall length, the diameter lower deviation in fire in a stove before fuel is added hole, cartridge case base thickness, the diametrically deviation in fire in a stove before fuel is added hole, the length of conically shaped, the degree of depth in fire in a stove before fuel is added hole, diameter of bore, the degree of depth of fire in a stove before fuel is added hole thimble, after the host computer that groove and several groups of data of cartridge case external diameter are sent to connect with this school amount machine is analyzed, if often group measured data all meets the requirements, then cartridge case is measured by cartridge case groove width and the selection cylinder of lower material conveying device pushes finished product blanking tube, if otherwise wherein there are undesirable data, cartridge case is pushed into substandard products blanking tube, complete to sort blanking.

This has the advantages that

1, each measurement module of this measurement system and device uses sensor and PLC or host computer Direct Communication, and collection and the process of signal to being sent is completed by sensor by PLC or host computer, by setting up communication network, the measurement data of each measurement station is ultimately transmitted host computer, judges measured workpiece the most qualified offer important evidence for final；

2, present invention achieves the Aulomatizeted Detect of cartridge detection operation, make measurement efficiency be greatly improved, reduce the production cost of product, reduce labor intensity；

3, the Aulomatizeted Detect utilizing plant equipment reduces the detection error of product so that the qualification rate of product has obtained effective control；

4, this measurement system can interpolate that the good and bad feedback information of each road production process, and production technology proposes directiveness suggestion.

Accompanying drawing explanation

Fig. 1 is the general assembly drawing of the present invention；

Fig. 2 is the structural representation of cartridge case blanking device (2)；

Fig. 3 is cartridge case internal diameter and the structural representation in fire in a stove before fuel is added hole thimble depth measurement device (3)；

Fig. 4 is tapering length and the structural representation of fire in a stove before fuel is added hole depth measurement apparatus (4)；

Fig. 5 is cartridge case base thickness and the structural representation of fire in a stove before fuel is added bore dia upper deviation measurement apparatus (5)；

Fig. 6 is cartridge case overall length and the structural representation of fire in a stove before fuel is added bore dia lower deviation measurement apparatus (7)；

Fig. 7 is the partial view that fire in a stove before fuel is added bore dia measures component；

Fig. 8 is the front view of indexing rotary apparatus-Pneumatic paw (8)；

Fig. 9 is the top view of indexing rotary apparatus-Pneumatic paw (8)；

Figure 10 is the structural representation of the filming apparatus (9) of cartridge case flash hole；

Figure 11 is the structural representation of helical feeding apparatus (10)；

Figure 12 is that cartridge case groove width is measured and the structural representation of lower material conveying device (13)；

Figure 13 is the structural representation of cartridge case external diameter measuring device (15)；

Figure 14 is the structural representation of cartridge case clamping device (802)；

Figure 14 a is the structural representation measuring seat (16a)；

Figure 15 is the axonometric chart I of cartridge case (16)；

Figure 16 is the axonometric chart II of cartridge case (16)；

In figure: 1-frame, 2-cartridge case blanking device, 3-cartridge case internal diameter and fire in a stove before fuel is added hole thimble depth measurement device, 4-tapering length and fire in a stove before fuel is added hole depth measurement apparatus, 5-cartridge case base thickness and fire in a stove before fuel is added bore dia upper deviation measurement apparatus, 6-pneumatic means trachea installing rack, 7-cartridge case overall length and fire in a stove before fuel is added bore dia lower deviation measurement apparatus, 8-indexes rotary apparatus-Pneumatic paw, the filming apparatus of 9-cartridge case flash hole, 10-helical feeding apparatus, 11-side plate, 12-strutbeam, 13-cartridge case groove width is measured and lower material conveying device, 14-measures substrate, 15-cartridge case external diameter measuring device, 16-cartridge case, 16a-measures seat, 17-feeding seat；

201-motor, 202-motor installing plate, 203-outside diameter measuring installing plate, 204-nut platform, 205-cylinder push pedal, 206-blanking seat, 207-drive rod, 208-screw rod, 209-nut；

Supporting, 302-guide rod cylinder connector, 303-guide rod cylinder body, 304-guide rod cylinder piston rod, 305-internal diameter gauge head connector, 306-internal diameter gauge head, 308-inductive displacement transducer on 301-station five；

Support on 402-station reference block, 403-station four, 404-inductive displacement transducer-upper, 405-sensor stator, 406-guide rod cylinder body, 407-guide rod cylinder connector, 408-union joint, 409-location bar, 410-inductive displacement transducer-under；

Supporting, 502-inductive displacement transducer, 503-guide rod cylinder body, 504-guide rod cylinder piston rod, 505-measuring staff contiguous block, 506-base thickness measuring staff, 510-no-go gage on 501-station three；

Supporting on 701-erecting bed, 702-proximity switch a, 703-station reference block, 704-proximity switch installation sheet, 705-proximity switch b, 706-inductive displacement transducer, 707-sensor stator, 708-compact heap, 709-guide rod cylinder connector, 710-guide rod cylinder body, 711-station two, 712-proximity switch link, 713-location proximity switch, 716-drift, 717-proximity switch reference plate, 718-cylinder, 719-expect platform；

801-nut, 802-cartridge case clamping device, 803-locating ring, 804-locating dowel, 805-packing ring, 806-decelerating step motor, 807-lift cylinder piston, 808-axle, 809-sliding bearing, 810-lift cylinder cylinder body, 811-turning arm connection dish, 812-spacer, 813-plain bearing housing, 814-attachment screw, 815-motor installing plate；

902-soket head cap screw, 903-lens barrel fixed mount, 904-object lens, 905-barrel, 906-photographic head, 907-trip bolt, 908-eyepiece, 909-photographic head holder；

101-direct current generator, 102-fixed plate, 103-support ring, 104-support, 105-helical guide groove, 106-rotating disk, 107-guide groove, 108-bracing frame；

131-substandard products blanking tube, 133-select cylinder mounting plate, 134-barrel fixed plate, 135-to select cylinder, 136-barrel, 137-push pedal, 138-object lens, 141-to prop up bracer, 143-block, 144-bracing frame, 145-finished product blanking tube；

151-cylinder, 152-laser diameter measuring instrument, 153-cylinder rod, 154-cylinder push pedal；

161-fire in a stove before fuel is added hole, 162-fire in a stove before fuel is added hole thimble, 163-endoporus, 164-boss I, 165-groove, 166-boss II, 167-conically shaped, 168-flash hole；

171-erecting bed, 172-fixture, 173-paw, 174-slide rail, 175-finger cylinder, 176-connecting bolt, 177-swingle, 178-paw cylinder mounting plate, 179-expect platform, 180-feeding port.

Detailed description of the invention

In conjunction with accompanying drawing, the detailed description of the invention of the present invention is described further:

Present invention is mainly used for measuring the relative dimensions of cartridge case 16 as shown in Figure 15,16, including diameter, cartridge case overall length, the upper lower deviation of fire in a stove before fuel is added hole 161 diameter, cartridge case base thickness, the length of conically shaped 167, the degree of depth in fire in a stove before fuel is added hole 161, the diameter of endoporus 163, the degree of depth of fire in a stove before fuel is added hole thimble 162 and the bigger diameter end external diameter of the external diameter of boss I 164, the diameter of groove 165 and width, the external diameter of boss II 166 and conically shaped 167 of flash hole 168.

Fig. 1 is the general assembly drawing for measuring the cartridge case of above-mentioned size automatic school amount machine, including body and the helical feeding apparatus 10 that is installed on body, the filming apparatus 9(station one of cartridge case flash hole), cartridge case overall length and fire in a stove before fuel is added bore dia lower deviation measurement apparatus 7(station two), cartridge case base thickness and fire in a stove before fuel is added bore dia upper deviation measurement apparatus 5(station three), tapering length and fire in a stove before fuel is added hole depth measurement apparatus 4(station four), cartridge case internal diameter and fire in a stove before fuel is added hole thimble depth measurement device 3(station five), cartridge case blanking device 2(discharge station), indexing rotary apparatus-Pneumatic paw 8, cartridge case external diameter measuring device 15(station six) measure and lower material conveying device 13(station seven with cartridge case groove width).

Described body includes measuring substrate 14 and supporting the some frames 1 measuring substrate 14, adjacent rack 1 is fixed by side plate 11, described cartridge case groove width is measured and lower material conveying device 13 and cartridge case external diameter measuring device 15 are installed in the middle of frame 1, and cartridge case groove width is measured and lower material conveying device 13 and cartridge case external diameter measuring device 15 are positioned at below cartridge case blanking device 2.

The rotary shaft of described indexing rotary apparatus-Pneumatic paw 8 is installed in the plain bearing housing 813 measured in substrate 14 interstitial hole, the trachea of indexing rotary apparatus-Pneumatic paw 8 is connected with swivel joint fixing on trachea installing rack 6 after many exchange devices, and described trachea installing rack 6 is arranged on measurement substrate 14.

nullDescribed feeding seat and the filming apparatus 9 of cartridge case flash hole、Cartridge case overall length and fire in a stove before fuel is added bore dia lower deviation measurement apparatus 7、Cartridge case base thickness and fire in a stove before fuel is added bore dia upper deviation measurement apparatus 5、Tapering length and fire in a stove before fuel is added hole depth measurement apparatus 4、Cartridge case internal diameter and fire in a stove before fuel is added hole thimble depth measurement device 3、2 six devices of cartridge case blanking device are successively around indexing the center of rotary apparatus-Pneumatic paw 8 and being installed on evenly and at intervals on measurement substrate 14 with 60 ° along its outer rim，And at cartridge case internal diameter and fire in a stove before fuel is added hole thimble depth measurement device 3、Tapering length and fire in a stove before fuel is added hole depth measurement apparatus 4、On the measurement substrate 14 of the installed position of cartridge case base thickness and fire in a stove before fuel is added bore dia upper deviation measurement apparatus 5 and cartridge case overall length and fire in a stove before fuel is added bore dia 7 four devices of lower deviation measurement apparatus, correspondence is provided with measurement seat 16a respectively，The measurement substrate 14 of the installed position of the filming apparatus 9 of cartridge case flash hole is provided with feeding seat 17，Described helical feeding apparatus 10 is installed on measurement substrate 14 side and is connected with the filming apparatus 9 of cartridge case flash hole by its guide groove.

I.e. apparatus of the present invention are mainly measured station (station one to station seven) by 7 and 1 discharge station totally 8 station forms, station one to station five and discharge station are arranged in same level basal plane (measurement substrate), and these 6 stations are around indexing the center of rotary apparatus-Pneumatic paw 8 and being arranged in evenly and at intervals on measurement substrate 14 with 60 ° along its outer rim.

nullIt is positioned at the indexing rotary apparatus-Pneumatic paw 8 measuring substrate middle and includes six cartridge case clamping devices 802、Locating ring 803、Decelerating step motor 806、Two lift cylinders、Axle 808、Sliding bearing 809、Turning arm connection dish 811、Spacer 812、Plain bearing housing 813 and motor installing plate 815，One end of described six cartridge case clamping devices 802 is installed in the groove of turning arm connection dish 811 periphery equably with 60 ° of interval，The middle part of each cantilevered out end of cartridge case clamping device 802 is connected with locating ring 803 by locating dowel 804 respectively，The plain bearing housing 813 being enclosed within sliding bearing 809 is through measuring substrate 14 and being fixed on measurement substrate 14，The spacer 812 being connected dish 811 connection with turning arm is enclosed within outside sliding bearing 809 upper end，Indexing rotary apparatus-Pneumatic paw 8 is supported and positioning action；Axle 808 is connected by motor installing plate 815 through the endoporus of sliding bearing 809 and the lower end of axle 808 with decelerating step motor 806, the upper end of axle 808 is connected to the bottom of turning arm connection dish 811, decelerating step motor 806 is connected with the lift cylinder piston 807 of axle 808 both sides by motor installing plate 815, and lift cylinder cylinder body 810 is installed on the lower surface measuring substrate 14.

The rotary motion of indexing rotary apparatus-Pneumatic paw 8 drives by measuring the decelerating step motor 806 below substrate 14, elevating movement is driven by lift cylinder and realizes, on the locating ring 803 of indexing rotary apparatus-Pneumatic paw 8, symmetric arrays has 6 locating dowels 804, each locating dowel 804 is separately fixed at the surface of the swingle 177 of a cartridge case clamping device 802, the most uniform.nullIt is fixed with one for pinpoint location proximity switch 713 in the surface of a certain fixed position of locating dowel 804 rotation round，After each detection station completes one-time detection work at the appointed time，Slave computer sends command signal，Cartridge case clamped by cartridge case clamping device 802 on indexing rotary apparatus-Pneumatic paw 8，Lift cylinder drives whole indexing rotary apparatus-Pneumatic paw 8 up to move a certain distance，Cartridge case is made to exceed the upper surface of feeding seat (or measuring seat)，Decelerating step motor 806 drives turning arm to connect disc spins 811，Location proximity switch 713 is by after the sensing of locating dowel，Decelerating step motor 806 is stopped the rotation，Now index rotary apparatus-Pneumatic paw 8 and just turn over 60 °，Cartridge case is made to arrive next surface measuring station，Promoted lift cylinder piston 807 to drive indexing rotary apparatus-Pneumatic paw 8 to drop to originally highly to make cartridge case to arrive in the measurement seat (or feeding seat or blanking seat) measuring station accurately by lift cylinder again.Station one to station five these 5 is measured and is fitted with a location proximity switch 713 on station, when detected cartridge case is properly placed into measurement station, location proximity switch 713 can be sensed and induced signal is sent to slave computer, then slave computer send command signal indicate each measurement station start cartridge case is carried out measurement of correlation.

The specific works process of this system is:

A, feeding: cartridge case 16 arrives the station one measuring cartridge case Fire hole diameter, the filming apparatus that measurement apparatus is cartridge case flash hole 9 of station one correspondence under the turning effort of helical feeding apparatus 10.Described helical feeding apparatus 10 includes direct current generator 101, fixed plate 102, support ring 103, support 104 and rotating disk 106, described direct current generator 101 is fixed on below fixed plate 102, fixed plate 102 is fixed on two bracing frames 108 below, two bracing frames 108 are connected on the body of school amount machine, shaft coupling on direct current generator 101 is connected through the hole in the middle of fixed plate 102 with the rotating disk 106 above fixed plate 102, all gravity of rotating disk 106 are born by the thrust bearing being fixed on below, rotating disk 106 upper surface is stained with one layer of rubber pattern, to increase the frictional force of feeding；Support ring 103 is fixed in fixed plate 102, the upper end of support ring 103 is provided with support 104, helical guide groove 105 is fixed by screws on support ring 103 inwall and unsettled in rotating disk 106 overhead, the port of export of helical guide groove 105 connects linear type guide groove 107, and the port of export of linear type guide groove 107 connects the feeding port 180 of feeding seat 17.

Cartridge case is placed in the groove of helical guide groove 105 according to the state in Figure 10, rotating disk 106 drives through direct current generator 101 does not stops to rotate, cartridge case in groove enters in linear type guide groove 107, and the feeding seat 17 of the filming apparatus 9 entering cartridge case flash hole shown in Figure 10 below under the effect of cartridge case Friction thrust along guide groove along helical guide groove 105 under the drive that rotating disk 106 rotates.

nullb、Cartridge case Fire hole diameter measures station: after cartridge case enters into the assigned position of the feeding seat 17 being positioned at station one，Proximity switch on feeding seat 17 is sensed and sends induced signal passes to PLC，And be converted into the signal of telecommunication and pass to slave computer again，Two plate clamps 172 that instruction is controlled by finger cylinder 175 clamp and secure cartridge，The backlight being installed on measurement substrate bottom sends light，Through two flash holes 168 bottom cartridge case，The photographic head 906(CMOS camera installed by the top of the filming apparatus 9 of cartridge case flash hole) pass through camera lens to carrying out image taking bottom cartridge case，And picture signal is passed to host computer，Image is processed by host computer application C# and Holcon software，Draw the area of flash hole，And then the actual diameter of flash hole 168 is calculated by calibration value，Complete the measurement of station one.

nullWherein，The filming apparatus 9 of described cartridge case flash hole includes lens barrel fixed mount 903、Barrel 905 and photographic head 906，Described lens barrel fixed mount 903 is zigzag，The lower cross plate of lens barrel fixed mount 903 is fixed on measurement substrate 14 by soket head cap screw 902，Barrel 905 passes vertically through the through hole of lens barrel fixed mount 903 upper cross plate and utilizes trip bolt 907 to make barrel 905 be relatively fixed with lens barrel fixed mount 903，Barrel 905 can be regulated by trip bolt 907 with the relative position of lens barrel fixed mount 903，The top of barrel 905 is provided with eyepiece 908，Photographic head 906 is connected with eyepiece 908 by photographic head holder 909，The bottom of barrel 905 is provided with object lens 904，Measuring immediately below barrel 905 is provided with and the feeding seat 17 of barrel 905 coaxial line on substrate 14.

nullc、Cartridge case overall length and case primer bore dia lower deviation measure station: after completing flash hole 168 diameter measurement to cartridge case，The cartridge case clamping device finger cylinder 175 on indexing rotary apparatus-Pneumatic paw 8 controlled by pneumatic means controls two paws 173 and along the track of slide rail 174 is close to each other, cartridge case is clamped by fixture 172，Then Fig. 8 is passed through、The lift cylinder piston 807 controlled by pneumatic means in Fig. 9 and Figure 14 drives decelerating step motor 806 and motor installing plate 815 to move up and moves up with impeller-hub 808，Axle 808 promotes by spacer 812、Turning arm connection dish 811、Nut 801、Swingle 177、Locating ring 803、The structure that locating dowel 804 and packing ring 805 collectively constitute moves up a fixed displacement，Make to be exceeded the upper surface measuring seat 16a shown in feeding seat 17 or Figure 14 a by the cartridge case bottom end face of gripping apparatus grips as shown in Figure 14.Then brought into operation band moving axis 808 and be connected dish 811 with axle 808 by the turning arm that key is connected and rotate 60 ° by decelerating step motor 806, be then connected cartridge case clamping device 802 shown in Figure 14 that dish 811 is connected with turning arm and rotate 60 ° so that cartridge case arrives next measures above station simultaneously.Now, location proximity switch 713 shown in Fig. 6 senses locating dowel, location proximity switch 713 sends induced signal and conveys to slave computer, slave computer sends command signal, the lift cylinder piston 807 controlled by pneumatic means in Fig. 8 is made to move down, promote decelerating step motor 806 simultaneously, motor installing plate 815, axle 808 and spacer 812, turning arm connection dish 811, nut 801, swingle 177, locating ring 803, locating dowel 804 moves down the displacement size identical with when rising with packing ring 805, cartridge case is made to arrive the exact position measuring station, i.e. it is positioned at the measurement seat 16a at the cartridge case overall length of station two and fire in a stove before fuel is added bore dia lower deviation measurement apparatus 7, as shown in Figure 6.

After cartridge case arrives cartridge case overall length and fire in a stove before fuel is added bore dia lower deviation measures station, proximity switch b705 on measurement seat 16a is sensed and sends induced signal passes to slave computer, the piston rod of the guide rod cylinder body 710 that slave computer sends cylinder overall length that command signal makes to be controlled and fire in a stove before fuel is added bore dia lower deviation measurement apparatus 7 by pneumatic means promotes guide rod cylinder connector 709, compact heap 708 and the inductive displacement transducer 706 that is connected with compact heap 708 cartridge case downwards moves, the output voltage of inductive displacement transducer 706 changes, after being displaced downwardly to touch the upper end of cartridge case when compact heap 708 and stopping, the variable quantity of the output voltage of inductive displacement transducer 706 is measured by PLC, and then calculate cartridge case overall length, the measurement to cartridge case overall length is realized by displacement transducer.Wherein, the height of the home position relative measurement basal plane of compact heap is fixed.

nullAs shown in Figure 7，The detection of fire in a stove before fuel is added bore dia lower deviation is to drive the drift 716 bottom measurement seat 16a to measure by needle-like cylinder 718，If drift 716 can extend in the fire in a stove before fuel is added hole 161 of cartridge case，Proximity switch reference plate 717 fixing bottom drift 716 then can be near the Close approach switch a702 inductively measured on seat 16a，Proximity switch a702 will signal to PLC，And then signal is conveyed to host computer，The diameter lower deviation size qualification in fire in a stove before fuel is added hole 161 is described，Otherwise，If drift 716 can not extend in fire in a stove before fuel is added hole 161，Proximity switch reference plate 717 fixing bottom drift 716 cannot be near above-mentioned Close approach switch a702，Proximity switch a702 would not signal to PLC，The diameter lower deviation off-dimension in fire in a stove before fuel is added hole 161 is described，Complete measurement and the detection of station two.

D. cartridge case base thickness and the case primer bore dia upper deviation measure station: the measurement of cartridge case bottom thickness is measured by displacement transducer.nullAfter completing the measurement of the overall length to cartridge case and fire in a stove before fuel is added bore dia lower deviation，Indexing rotary apparatus-Pneumatic paw 8 performs the action of a upper station and continues to rotate in the same direction 60 °，Cartridge case is made to enter the measurement seat 16a being positioned at the cartridge case base thickness of station three and fire in a stove before fuel is added bore dia upper deviation measurement apparatus 5，As shown in Figure 5，The proximity switch b705 measured on seat 16a sends signal to slave computer，Slave computer sends the piston rod promotion base thickness measuring staff 506 instructing the guide rod cylinder body 503 making cartridge case base thickness and fire in a stove before fuel is added bore dia upper deviation measurement apparatus 5 and the inductive displacement transducer 502 being attached thereto cartridge case downwards moves，Its change in displacement causes the output voltage of inductive displacement transducer 502 to change，Stop when base thickness measuring staff 506 is down to bottom cartridge case declining，Measure the variable quantity of displacement transducer 502 output voltage by PLC and this signal is conveyed to host computer，Host computer calculates the thickness at the bottom of cartridge case by calling corresponding program formula.Wherein, base thickness measuring staff 506 original height relative measurement substrate 14 is fixed.

The detection of the fire in a stove before fuel is added bore dia upper deviation is to drive the no-go gage 510 bottom measurement seat 16a to measure by needle-like cylinder, if no-go gage can not stretch in the fire in a stove before fuel is added hole 161 of cartridge case, so bottom no-go gage rule 510, fixing proximity switch reference plate will be unable near the Close approach switch inductively measured on seat 16a, then proximity switch would not signal to PLC, show that the diametrically deviation in fire in a stove before fuel is added hole 161 is qualified；Otherwise, if no-go gage 510 can extend on earth in fire hole 161, so fixing bottom no-go gage 510 proximity switch reference plate will be near the Close approach switch inductively measured on seat 16a, then proximity switch will signal to PLC, show that the diametrically deviation in fire in a stove before fuel is added hole 161 is defective, complete measurement and the detection of station three.

E. cartridge case tapering length and fire in a stove before fuel is added hole depth measure station: the tapering length of cartridge case and the measurement of fire in a stove before fuel is added hole depth are also measured by displacement transducer.After completing the measurement of the base thickness to cartridge case and the fire in a stove before fuel is added bore dia upper deviation, indexing rotary apparatus-Pneumatic paw 8 continues to rotate 60 ° along same direction of rotation, makes cartridge case enter the measurement seat 16a being positioned at the tapering length of station four and fire in a stove before fuel is added hole depth measurement apparatus 4.nullAs shown in Figure 4，The proximity switch b705 measured on seat 16a is sensed and induced signal is conveyed to slave computer，Slave computer sends command signal and makes hollow embedded location bar 409、Union joint 408 and the inductive displacement transducer-upper 404 that is connected with union joint cartridge case downwards under the promotion of guide rod cylinder 406 piston rod controlled by electrical installation moves，The shaft hole diameter of location bar 409 is slightly larger than cartridge case end face diameter，The change of location bar 409 and inductive displacement transducer-upper 404 causes the change of displacement transducer output voltage，The home position of location bar 409 is fixed relative to the height measuring substrate 14，It is obstructed when positioning bar 409 and moving the dovetail groove to cartridge case tapering end and stops mobile，Now，The variable quantity of displacement transducer output voltage is measured by PLC，And this signal is conveyed to host computer，Host computer calculates the total length of cartridge case conically shaped 167 by calling corresponding program formula.

The degree of depth in fire in a stove before fuel is added hole 161 is to record by measuring the inductive displacement transducer-lower 410 below seat 16a, the change of inductive displacement transducer output voltage is caused relative to the change of inductive displacement transducer-lower 410 displacements by bottom cartridge case, stop mobile when inductive displacement transducer-lower 410 touches the bottom in fire in a stove before fuel is added hole 161, the variable quantity of inductive displacement transducer output voltage is measured by PLC, analyze voltage signal through host computer and call relative program formula and calculate the degree of depth in fire in a stove before fuel is added hole 161, completing the measurement of station four.

F. cartridge case internal diameter and fire in a stove before fuel is added hole thimble depth survey station: the measuring principle of cartridge case internal diameter is that gas pressure (flow) signal in the gap measured between head and tested part inwall is converted into the signal of telecommunication by air-gauge, by pneumatic-to-current converter, pressure signal is converted to the signal of telecommunication, and then calculates the inner diameter values of cartridge case.nullAfter completing the tapering length to cartridge case and the measurement of fire in a stove before fuel is added hole depth，Indexing rotary apparatus-Pneumatic paw 8 continues to rotate 60 ° along same direction of rotation，Cartridge case is made to enter the measurement seat 16a being positioned at the cartridge case internal diameter of station five and fire in a stove before fuel is added hole thimble depth measurement device 3，Described cartridge case internal diameter and fire in a stove before fuel is added hole thimble depth measurement device 3 include supporting on station five 301，On described station five, the lower end of supporting 301 is connected with measuring substrate 14，The upper end supporting 301 on station five is provided with guide rod cylinder body 303，The guide rod cylinder piston rod 304 of guide rod cylinder body 303 is connected by guide rod cylinder connector 302 the internal diameter gauge head connector 305 installing internal diameter gauge head 306，There are two relative gas ports described internal diameter gauge head 306 side，Gas port communicates with the axis hole of internal diameter gauge head 306，The other end of axis hole is connected with the steam vent of air-gauge.After cartridge case to be measured enters in the measurement seat 16a of this station, slave computer sends instruction makes guide rod cylinder body 303 piston rod of cartridge case internal diameter and fire in a stove before fuel is added hole thimble depth measurement device 3 promote the internal diameter gauge head 306 of internal diameter gauge head connector 305 connection to move to the cartridge case of underface, until internal diameter gauge head 306 ends contact is to bottom cartridge case, to cartridge interior jet by the pneumatic means communicated with internal diameter gauge head 306 axis hole, by pneumat-electrical conversion circuit, air pressure signal is converted to the signal of telecommunication, and then calculates the diameter of cartridge case endoporus 163 and signal is sent to host computer by serial ports.

The degree of depth of fire in a stove before fuel is added hole thimble 162 records by measuring the inductive displacement transducer 308 below seat 16a, when cartridge case and inductive displacement transducer 308 relative movement, the output voltage of inductive displacement transducer 308 changes, relative motion is stopped with the fire in a stove before fuel is added hole thimble 162 of cartridge case after inductive displacement transducer 308 contacts, the variable quantity of inductive displacement transducer output voltage is measured by PLC, and send the signal to the calculating of host computer post analysis, draw the depth value of fire in a stove before fuel is added hole thimble 162, complete the measurement of station five.

G. cartridge case external diameter and cartridge case groove width measure station: cartridge case outside diameter measuring is carried out by laser diameter measuring instrument.nullAfter completing the internal diameter to cartridge case and the thimble depth survey of fire in a stove before fuel is added hole，Indexing rotary apparatus-Pneumatic paw 8 continues to rotate 60 ° along same direction of rotation，Cartridge case is made to enter the cartridge case blanking device 2 shown in Fig. 2，Slave computer sends signal，The finger cylinder 175 controlled by pneumatic means shown in Figure 14 is made to drive paw 173 and fixture 172 to be located remotely from each other along slide rail 174，Fixture 172 loosens cartridge case，On the screw rod 208 of the nut platform 204 that cartridge case is placed in the blanking device 2 shown in Fig. 2 by the blanking hole of blanking seat 206，Motor 201 is connected by attachment screw with motor installing plate 202，Motor installing plate 202 is connected by connecting bolt with outside diameter measuring installing plate 132，The output campaign of motor 201 is linear motion，When cartridge case arrives discharge station，The upper surface of the screw rod 208 of nut platform 204 overlaps with the lower surface of blanking seat 206，On the screw rod 208 of the nut platform 204 that cartridge case 16 is placed in blanking device 2 by the blanking hole of blanking seat 206，Motor 201 brings into operation，Motor 201 drives nut platform 204 to move downwardly to the outside diameter measuring position of the cartridge case external diameter measuring device 15 being positioned at station six shown in Figure 13 by drive rod 207，Now the upper surface of the screw rod 208 of nut platform 204 and the upper end surface of the measurement of cartridge case groove width and a bracer 141 of lower material conveying device 13 are in same level，After the light beam that the laser diameter measuring instrument of cartridge case external diameter measuring device 15 uses laser instrument to send passes through Use of The Polygonal Mirror Scanner tilting mirror and scanning optics，Form the continuous high speed scanning light beam parallel with optical axis，The cartridge case being placed in measured zone is carried out high-velocity scanning，And received by photelectric receiver，The light projected on photelectric receiver is interrupted when light beam scanning cartridge case，The external diameter of cartridge case is immediately arrived at by the length being interrupted，And this measured value is sent to host computer by serial ports，Complete the measurement of station six work.

The measurement of cartridge case groove width is to use digital image processing techniques.After cartridge case completes outside diameter measuring, cylinder 151 shown in Figure 13 is by controlling on the bracer 141 that cylinder rod 153 pulls cylinder push pedal 154 to be pushed in Figure 12 from nut platform 204 by cartridge case, when cartridge case touches the block 143 shown in Figure 12, cylinder 151 shown in Figure 13 fails, cartridge case stops mobile, cylinder 151 resets, and cartridge case arrives the measurement of cartridge case groove width and the groove width measured zone of lower material conveying device 13 being positioned at station seven, as shown in Figure 12.

Cartridge case is taken pictures by the photographic head being installed in barrel 136 through object lens, and shot image is stored in host computer, host computer uses digital image processing techniques to be analyzed image information processing, and draws the width of cartridge case groove 165, completes the measurement of station seven.

H, sorting blanking: flash hole 168 diameter of the cartridge case 16 that above-mentioned measurement station is recorded, cartridge case overall length, the diameter lower deviation in fire in a stove before fuel is added hole 161, cartridge case base thickness, the diametrically deviation in fire in a stove before fuel is added hole 161, the length of conically shaped 167, the degree of depth in fire in a stove before fuel is added hole 161, endoporus 163 diameter, the degree of depth of fire in a stove before fuel is added hole thimble 162, after the host computer that groove 165 and several groups of data of cartridge case external diameter are sent to connect with this school amount machine is analyzed, if often group measured data all meets the requirements, then cartridge case 16 is measured by the cartridge case groove width shown in Figure 12 and the selection cylinder 135 of lower material conveying device 13 pushes finished product blanking tube 145, if otherwise wherein there are undesirable data, cartridge case 16 is pushed into substandard products blanking tube 131, complete to sort blanking.

The present invention is to form measurement system by cartridge case automatic school amount machine and the host computer including motion-control module, size detection module, communication module and data processing module etc. to realize the measurement of size each to cartridge case.

Wherein, motion-control module includes: motor, direct current generator, supplied materials detection sensor, magnetic sensor, step actuator, alignment sensor, round cylinder.

Size detection module includes: measure for drift and the high sensitivity proximity switch of no-go gage measurement, picture size measure software and hardware, LDVT differential displacement sensor, guide rod cylinder, rotary position sensor, supplied materials detection sensor, spacing magnetic sensor, pneumoelectric amount instrument, slave computer PLC, host computer computer, laser diameter measuring instrument, auxiliary relay.

Communication module includes: slave computer PLC, host computer computer, A/D module, RS-232 serial line interface, RS-485 serial line interface.

Data processing module includes: slave computer, host computer and A/D module.

Described slave computer PLC is used for the logic control of completion system action and the reception of on-off model and sends, and can complete the collection of the displacement transducer signal of telecommunication, moreover it is possible to complete the signal communication with host computer simultaneously.

Described host computer is through serial ports and PLC, CMOS camera and air-gauge, laser diameter measuring instrument communication, and internally installed have the special measurement software of exploitation on the basis of software such as C# and Holcon, and the software of C# and Holcon establishment completes the process to image information.

Control system of the present invention uses with host computer and slave computer (PLC) control system the Modular Structure Design as core, relate in On Electro-mechanics Integration Major such as motor drive, pneumatic, Programmable Logic Controller (PLC), sensor, Digital Image Processing and the multiple technologies such as laser diameter measuring instrument, air-gauge.

Wherein, the present invention does not makees the component of specified otherwise, device or processing module etc. and be prior art.

Claims (12)

1. a cartridge case automatic school amount machine, it is characterized in that: include body and the helical feeding apparatus (10) being installed on body, the filming apparatus (9) of cartridge case flash hole, cartridge case overall length and fire in a stove before fuel is added bore dia lower deviation measurement apparatus (7), cartridge case base thickness and fire in a stove before fuel is added bore dia upper deviation measurement apparatus (5), tapering length and fire in a stove before fuel is added hole depth measurement apparatus (4), cartridge case internal diameter and fire in a stove before fuel is added hole thimble depth measurement device (3), cartridge case blanking device (2), indexing rotary apparatus-Pneumatic paw (8), cartridge case external diameter measuring device (15) is measured and lower material conveying device (13) with cartridge case groove width；

Described body includes measuring substrate (14) and supporting the some frames (1) measuring substrate (14), adjacent rack (1) is fixed by side plate (11), described cartridge case groove width is measured and lower material conveying device (13) and cartridge case external diameter measuring device (15) are installed in the middle of frame (1), and cartridge case groove width is measured and lower material conveying device (13) and cartridge case external diameter measuring device (15) are positioned at below cartridge case blanking device (2)；

The rotary shaft of described indexing rotary apparatus-Pneumatic paw (8) is installed in the plain bearing housing (813) measured in substrate (14) interstitial hole, the trachea of indexing rotary apparatus-Pneumatic paw (8) fixing swivel joint upper with trachea installing rack (6) after many exchange devices is connected, and described trachea installing rack (6) is arranged in measurement substrate (14)；

nullThe filming apparatus (9) of described cartridge case flash hole、Cartridge case overall length and fire in a stove before fuel is added bore dia lower deviation measurement apparatus (7)、Cartridge case base thickness and fire in a stove before fuel is added bore dia upper deviation measurement apparatus (5)、Tapering length and fire in a stove before fuel is added hole depth measurement apparatus (4)、Cartridge case internal diameter and fire in a stove before fuel is added hole thimble depth measurement device (3)、(2) six devices of cartridge case blanking device are successively around indexing the center of rotary apparatus-Pneumatic paw (8) and being installed on evenly and at intervals in measurement substrate (14) with 60 ° along its outer rim，And in cartridge case internal diameter and fire in a stove before fuel is added hole thimble depth measurement device (3)、Tapering length and fire in a stove before fuel is added hole depth measurement apparatus (4)、On the measurement substrate (14) of the installed position of cartridge case base thickness and fire in a stove before fuel is added bore dia upper deviation measurement apparatus (5) and cartridge case overall length and the fire in a stove before fuel is added (7) four devices of bore dia lower deviation measurement apparatus, correspondence is provided with measurement seat (16a) respectively，The measurement substrate (14) of the installed position of the filming apparatus (9) of cartridge case flash hole is provided with feeding seat (17)，Described helical feeding apparatus (10) is installed on measurement substrate (14) side and is connected with the filming apparatus (9) of cartridge case flash hole by its guide groove；

nullDescribed indexing rotary apparatus-Pneumatic paw (8) includes six cartridge case clamping devices (802)、Locating ring (803)、Decelerating step motor (806)、Two lift cylinders、Axle (808)、Sliding bearing (809)、Turning arm connection dish (811)、Spacer (812)、Plain bearing housing (813) and motor installing plate (815)，One end of described six cartridge case clamping devices (802) is installed in the groove of turning arm connection dish (811) periphery equably with 60 ° of interval，The middle part of the cantilevered out end of each cartridge case clamping device (802) is connected with locating ring (803) by locating dowel (804) respectively，The plain bearing housing (813) being enclosed within sliding bearing (809) is through measuring substrate (14) and being fixed in measurement substrate (14)，It is connected the spacer (812) that dish (811) connects to be enclosed within outside sliding bearing (809) upper end with turning arm；Axle (808) is connected with decelerating step motor (806) through the endoporus of sliding bearing (809) and the lower end of axle (808) through motor installing plate (815), the upper end of axle (808) is connected to the bottom of turning arm connection dish (811), decelerating step motor (806) is connected with the lift cylinder piston (807) of axle (808) both sides by motor installing plate (815), and lift cylinder cylinder body (810) is installed on the lower surface measuring substrate (14)；

Described cartridge case clamping device (802) includes fixture (172), paw (173), slide rail (174), finger cylinder (175), swingle (177) and paw cylinder mounting plate (178), one end of described swingle (177) is installed in the groove of turning arm connection dish (811) periphery of indexing rotary apparatus-Pneumatic paw (8), the other end of swingle (177) is connected with finger cylinder (175) by paw cylinder mounting plate (178), the termination of finger cylinder (175) is provided with slide rail (174), two paws (173) that can slide along draw-in groove inwall are installed in the draw-in groove of slide rail (174), the upper connection of paw (173) has fixture (172).

Cartridge case the most according to claim 1 automatic school amount machine, it is characterized in that: described measurement seat (16a) is stairstepping, the bigger diameter end measuring seat (16a) is connected with measuring substrate (14) as erecting bed (701), in circular hole on erecting bed (701), proximity switch a(702 is installed), and proximity switch a(702) lower end be placed in the through hole measured on substrate (14), erecting bed (701) is additionally provided with station reference block (703)；The miner diameter end measuring seat (16a) is the material platform (719) having material hole, material platform (719) side be provided with install proximity switch b(705) proximity switch installation sheet (704), the other end of proximity switch installation sheet (704) is connected on erecting bed (701).

Cartridge case the most according to claim 1 automatic school amount machine, it is characterized in that: described feeding seat (17) is stairstepping, the bigger diameter end of feeding seat (17) is connected with measuring substrate (14) as erecting bed (171), have on described erecting bed (171) for by the circular hole of backlight, backlight is arranged on measurement substrate (14) lower section that feeding seat (17) is corresponding, and the position measuring substrate (14) upper installation backlight is equipped with through hole, erecting bed is additionally provided with station reference block on (171)；The miner diameter end of feeding seat (17) is the material platform (179) having feeding port (180), feeding port (180) is through with the material hole in material platform (179), the side of material platform (179) is provided with the proximity switch installation sheet installing band proximity switch, and the other end of proximity switch installation sheet is arranged on erecting bed (171).

nullCartridge case the most according to claim 1 automatic school amount machine，It is characterized in that: the filming apparatus (9) of described cartridge case flash hole includes lens barrel fixed mount (903)、Barrel (905) and photographic head (906)，Described lens barrel fixed mount (903) is zigzag，The lower cross plate of lens barrel fixed mount (903) is fixed in measurement substrate (14)，Barrel (905) passes vertically through the through hole of lens barrel fixed mount (903) upper cross plate and utilizes trip bolt (907) to make barrel (905) be relatively fixed with lens barrel fixed mount (903)，The top of barrel (905) is provided with eyepiece (908)，Photographic head (906) is connected with eyepiece (908) by photographic head holder (909)，The bottom of barrel (905) is provided with object lens (904)，Feeding seat (17) with barrel (905) coaxial line is installed on the measurement substrate (14) immediately below barrel (905).

Cartridge case the most according to claim 1 automatic school amount machine, it is characterized in that: described helical feeding apparatus (10) includes direct current generator (101), fixed plate (102), support ring (103), support (104) and rotating disk (106), described direct current generator (101) is fixed on fixed plate (102) lower section, fixed plate (102) is fixed on two bracing frames (108) below, two bracing frames (108) are connected on the body of school amount machine, shaft coupling on direct current generator (101) is connected through the rotating disk (106) in the hole in the middle of fixed plate (102) with fixed plate (102) top；Support ring (103) is fixed in fixed plate (102), the upper end of support ring (103) is provided with support (104), helical guide groove (105) is fixed by screws on support ring (103) inwall and unsettled in rotating disk (106) overhead, the port of export of helical guide groove (105) connects linear type guide groove (107), and the port of export of linear type guide groove (107) connects the feeding port (180) of feeding seat (17).

nullCartridge case the most according to claim 1 automatic school amount machine，It is characterized in that: described cartridge case overall length and fire in a stove before fuel is added bore dia lower deviation measurement apparatus (7) include supporting (711) on station two，The lower end supporting (711) on described station two is connected with measuring substrate (14)，The upper end supporting (711) on station two is provided with guide rod cylinder body (710)，Connected by guide rod cylinder connector (709) on the piston rod of guide rod cylinder body (710) and have compact heap (708)，Connected by sensor stator (707) on compact heap (708) and have inductive displacement transducer (706)，There is location proximity switch (713) on the top supporting (711) on station two also by cantilevered out proximity switch link (712) connection，Measurement seat (16a) is installed in the underface of guide rod cylinder body (710)，Measure, bottom the erecting bed of seat (16a), the drift (716) driven by cylinder (718) is installed，And drift (716) is positioned at measurement substrate (14) lower section，The upper connection of drift (716) has proximity switch reference plate (717).

nullCartridge case the most according to claim 1 automatic school amount machine，It is characterized in that: described cartridge case base thickness and fire in a stove before fuel is added bore dia upper deviation measurement apparatus (5) include supporting (501) on station three，The lower end supporting (501) on described station three is connected with measuring substrate (14)，The upper end supporting (501) on station three is provided with guide rod cylinder body (503)，Connected by measuring staff contiguous block (505) on the guide rod cylinder piston rod (504) of guide rod cylinder body (503) and have base thickness measuring staff (506)，Inductive displacement transducer (502) it is also associated with on measuring staff contiguous block (505)，Measurement seat (16a) is installed in the underface of guide rod cylinder body (503)，Measure, bottom the erecting bed of seat (16a), the no-go gage by air cylinder driven is installed，And no-go gage is positioned at measurement substrate (14) lower section，Connect on no-go gage and have proximity switch reference plate.

nullCartridge case the most according to claim 1 automatic school amount machine，It is characterized in that: described tapering length and fire in a stove before fuel is added hole depth measurement apparatus (4) include supporting (403) on station four，The lower end supporting (403) on station four is connected with measuring substrate (14)，The upper end supporting (403) on station four is provided with guide rod cylinder body (406)，Connected by guide rod cylinder connector (407) on the piston rod of guide rod cylinder body (406) and have the union joint (408) installing location bar (409)，Described guide rod cylinder connector (407) connects also by sensor stator (405) inductive displacement transducer-upper (404)，Measurement seat (16a) is installed in the underface of guide rod cylinder body (406)，Measure seat (16a) erecting bed bottom immediately below measurement substrate (14) on be provided with inductive displacement transducer-under (410)，And inductive displacement transducer-under (410) be positioned at measurement substrate (14) lower section.

nullCartridge case the most according to claim 1 automatic school amount machine，It is characterized in that: described cartridge case internal diameter and fire in a stove before fuel is added hole thimble depth measurement device (3) include supporting (301) on station five，The lower end supporting (301) on described station five is connected with measuring substrate (14)，The upper end supporting (301) on station five is provided with guide rod cylinder body (303)，The guide rod cylinder piston rod (304) of guide rod cylinder body (303) is connected by guide rod cylinder connector (302) internal diameter gauge head connector (305) installing internal diameter gauge head (306)，Measurement seat (16a) is installed in the underface of guide rod cylinder body (303)，Measure, on the measurement substrate (14) immediately below bottom the erecting bed of seat (16a), inductive displacement transducer (308) is installed，And inductive displacement transducer (308) is positioned at measurement substrate (14) lower section.

nullCartridge case the most according to claim 1 automatic school amount machine，It is characterized in that: described cartridge case blanking device (2) includes motor (201)、Outside diameter measuring installing plate (203)、Nut platform (204) and blanking seat (206)，Blanking seat (206) is flush-mounted in measurement substrate (14) by its erecting bed，And blanking seat (206) is provided with lower material through hole，Outside diameter measuring installing plate (203) lower section is connected by motor installing plate (202) motor (201)，The copper flat drive rod (207) that motor (201) outfan connects matches with the flat groove of the screw rod of nut platform (204) (208) lower section，Drive rod (207) drives the screw rod (208) of nut platform (204) in the upper lifting of nut (209).

11. cartridge case according to claim 10 automatic school amount machines, it is characterized in that: described cartridge case groove width measurement and lower material conveying device (13) and cartridge case external diameter measuring device (15) are mounted on outside diameter measuring installing plate (203), and outside diameter measuring installing plate (203) is supported by the bracing frame (144) being fixed in frame (1)；

nullDescribed cartridge case groove width measurement and lower material conveying device (13) include I-shaped the bracer (141) being installed on outside diameter measuring installing plate (203) upper surface、Two connections have the selection cylinder (135) of push pedal (137) and are provided with the barrel (136) of object lens (138)，The left notch that the I-shaped structure of described bracer (141) is formed、Right notch respectively with the substandard products blanking tube (131) being fixed on outside diameter measuring installing plate (203) lower surface、Finished product blanking tube (145) connects，Two select cylinder (135) respectively by selecting cylinder mounting plate (133) to be installed on bracer (141) left notch、Outside the end face of right notch，And select the cylinder rod of cylinder (135) towards a bracer (141)，Push pedal (137) is fixed on the cylinder rod selecting cylinder (135)，Barrel (136) is installed on outside diameter measuring installing plate (203) by barrel fixed plate (134)；

Described cartridge case external diameter measuring device (15) includes cylinder (151), laser diameter measuring instrument (152) and the cylinder push pedal (154) being fixed on cylinder rod (153), laser diameter measuring instrument (152) is fixed on the lower surface measuring substrate (14), and bracer (141) upper surface away from cylinder push pedal (154) side is also equipped with block (143).

The measurement system of the 12. 1 kinds of cartridge case comprised described in claim 1 to 11 any one automatic school amount machines, it is characterized in that: this system also includes the host computer of aid in treatment cartridge case automatic school amount machine measurement data, and host computer includes motion-control module, size detection module, communication module and data processing module；

The specific works process of this system is:

A. feeding: cartridge case (16) arrives the station one measuring cartridge case Fire hole diameter, the filming apparatus that measurement apparatus is cartridge case flash hole (9) of station one correspondence under the turning effort of helical feeding apparatus (10)；

B. cartridge case Fire hole diameter measures station: after cartridge case (16) enters into the assigned position of the feeding seat (17) being positioned at station one, proximity switch on feeding seat (17) is sensed and sends induced signal passes to slave computer, slave computer send signal designation be positioned at cartridge case (16) top photographic head (906) through object lens (904) to cartridge case (16) bottom carry out image taking, and picture signal is passed to host computer analysis, calculate the diameter of two flash holes (168) in cartridge case (16) bottom, complete the measurement of station one；

nullC. cartridge case overall length and case primer bore dia lower deviation measure station: after completing flash hole (168) diameter measurement to cartridge case (16)，Cartridge case (16) clamped by cartridge case clamping device (802) in indexing rotary apparatus-Pneumatic paw (8)，Lift cylinder drives whole indexing rotary apparatus-Pneumatic paw (8) to move up，Cartridge case (16) is made to exceed the upper surface of feeding seat (17)，Decelerating step motor (806) drives turning arm connection dish (811) to rotate 60 °，Indexing rotary apparatus-Pneumatic paw (8) declines again makes cartridge case (16) enter the measurement seat (16a) being positioned at station two，The measurement apparatus of station two correspondence is cartridge case overall length and fire in a stove before fuel is added bore dia lower deviation measurement apparatus (7)，Measure the proximity switch b(705 on seat (16a)) send signal to slave computer，Slave computer send instruction make cartridge case overall length and fire in a stove before fuel is added bore dia lower deviation measurement apparatus (7) guide rod cylinder body (710) piston rod promote compact heap (708) and inductive displacement transducer (706) downwards cartridge case (16) movement，Compact heap (708) stops after moving down and touch the upper end of cartridge case (16)，The variable quantity of the output voltage of inductive displacement transducer (706) is measured by PLC，And then calculate the overall length of cartridge case (16)；Recycling measures the diameter lower deviation in the fire in a stove before fuel is added hole (161) of the drift (716) detection cartridge case (16) of seat (16a) bottom, drift (716) can stretch into the lower deviation size qualification then representing (161) diameter in the fire in a stove before fuel is added hole (161) of cartridge case (16), drift (716) can not stretch in the lower deviation size then representing fire in a stove before fuel is added hole (161) diameter defective, completes measurement and the detection of station two；

nullD. cartridge case base thickness and the case primer bore dia upper deviation measure station: after completing the measurement of the overall length to cartridge case (16) and fire in a stove before fuel is added bore dia lower deviation，Cartridge case (16) clamped by cartridge case clamping device (802) in indexing rotary apparatus-Pneumatic paw (8)，Turning arm connection dish (811) is made to rotate 60 ° to same direction of rotation by the motion mode described in step c again，Cartridge case (16) is made to enter the measurement seat (16a) being positioned at station three，The measurement apparatus of station three correspondence is cartridge case base thickness and case primer bore dia upper deviation measurement apparatus (5)，Measure the proximity switch b(705 on seat (16a)) send signal to slave computer，Slave computer sends instruction makes the piston rod of guide rod cylinder body (503) of cartridge case base thickness and fire in a stove before fuel is added bore dia upper deviation measurement apparatus (5) promote cartridge case (16) movement downwards of base thickness measuring staff (506) and the inductive displacement transducer (502) that is attached thereto，Stop declining when cartridge case (16) bottom is down to by base thickness measuring staff (506)，The variable quantity of inductive displacement transducer (502) output voltage is measured by PLC，It is uploaded to host computer and analysis draws cartridge case (16) base thickness；Recycling measures the diametrically deviation in the fire in a stove before fuel is added hole (161) of the no-go gage (510) detection cartridge case (16) of seat (16a) bottom, if no-go gage (510) can not stretch in the fire in a stove before fuel is added hole (161) of cartridge case (16), represent that the diametrically deviation in fire in a stove before fuel is added hole (161) is qualified, no-go gage (510) can stretch into, and represents that fire in a stove before fuel is added hole (161) the diametrically deviation of cartridge case (16) is defective, completes measurement and the detection of station three；

nullE. cartridge case tapering length and fire in a stove before fuel is added hole depth measure station: after completing the measurement of the base thickness to cartridge case (16) and the fire in a stove before fuel is added bore dia upper deviation，Cartridge case (16) clamped by cartridge case clamping device (802) in indexing rotary apparatus-Pneumatic paw (8)，Turning arm connection dish (811) is made to rotate 60 ° to same direction of rotation，Cartridge case (16) is made to enter the measurement seat (16a) being positioned at station four，The measurement apparatus of station four correspondence is tapering length and fire in a stove before fuel is added hole depth measurement apparatus (4)，Measure the proximity switch b(705 on seat (16a)) send signal to slave computer，Slave computer sends cartridge case (16) movement that instruction makes the piston rod of guide rod cylinder body (406) of tapering length and fire in a stove before fuel is added hole depth measurement apparatus (4) promote the inductive displacement transducer on union joint (408)-upper (404) and location bar (409) to underface，Blocked by it when positioning bar (409) and moving the dovetail groove to cartridge case (16) tapering end and stop mobile，The variable quantity of inductive displacement transducer output voltage is measured by PLC，The length of the conically shaped (167) of cartridge case is drawn through host computer analysis；The degree of depth in fire in a stove before fuel is added hole (161) by measure seat (16a) lower section inductive displacement transducer-under (410) record, when inductive displacement transducer-under (410) touch bottom, fire in a stove before fuel is added hole (161) time stop mobile, by PLC measure inductive displacement transducer-under the variable quantity of (410) output voltage, draw the degree of depth in the fire in a stove before fuel is added hole (161) of cartridge case (16) through the analysis of host computer, complete the measurement of station four；

nullF. cartridge case internal diameter and fire in a stove before fuel is added hole thimble depth survey station: after completing the tapering length to cartridge case (16) and the measurement of fire in a stove before fuel is added hole depth，Cartridge case (16) clamped by cartridge case clamping device (802) in indexing rotary apparatus-Pneumatic paw (8)，Turning arm connection dish (811) is made to continue to rotate 60 ° to same direction of rotation，Cartridge case (16) is made to enter the measurement seat (16a) being positioned at station five，The measurement apparatus of station five correspondence is cartridge case internal diameter and fire in a stove before fuel is added hole thimble depth measurement device (3)，Measure the proximity switch b(705 on seat (16a)) send signal to slave computer，Slave computer sends instruction makes the piston rod of guide rod cylinder body (303) in cartridge case internal diameter and fire in a stove before fuel is added hole thimble depth measurement device (3) promote internal diameter gauge head connector (305) the internal diameter gauge head (306) that the connects cartridge case (16) to underface mobile，The air-gauge communicated with internal diameter gauge head (306) axis hole starts ventilation，Length signals is converted into gas pressure signal by air-gauge，By pneumatic-to-current converter, air pressure signal is converted to the signal of telecommunication，Host computer draws endoporus (163) diameter of cartridge case (16) by analyzing the signal of telecommunication；Fire in a stove before fuel is added hole thimble (162) depth value of cartridge case (16) records by measuring the inductive displacement transducer (308) of seat (16a) lower section, relative motion is stopped with fire in a stove before fuel is added hole thimble (162) of cartridge case (16) after inductive displacement transducer (308) contacts, the variable quantity of inductive displacement transducer (308) output voltage is measured by PLC, after host computer analytical calculation, draw the depth value in fire in a stove before fuel is added hole thimble (162), complete the measurement of station five；

nullG. cartridge case external diameter and cartridge case groove width measure station: after completing the internal diameter to cartridge case (16) and the thimble depth survey of fire in a stove before fuel is added hole，Cartridge case (16) clamped by cartridge case clamping device (802) in indexing rotary apparatus-Pneumatic paw (8)，Turning arm connection dish (811) is made to continue to rotate 60 ° to same direction of rotation，Cartridge case (16) is made to enter cartridge case blanking device (2)，On the screw rod (208) of the nut platform (204) that cartridge case (16) is placed in blanking device (2) by the blanking hole of blanking seat (206)，Motor (201) drives drive rod (207) to make the screw rod (208) of nut platform (204) drop to be positioned at the outside diameter measuring position of cartridge case external diameter measuring device (15) of station six，Now the upper surface of screw rod (208) and the upper end surface of the measurement of cartridge case groove width and a bracer (141) of lower material conveying device (13) are in same level，After the light beam that the laser diameter measuring instrument of cartridge case external diameter measuring device (15) uses laser instrument to send passes through Use of The Polygonal Mirror Scanner tilting mirror and scanning optics，Form the continuous high speed scanning light beam parallel with optical axis，The cartridge case (16) being placed in measured zone is carried out high-velocity scanning，And received by the photelectric receiver of laser diameter measuring instrument，The light projected on photelectric receiver is interrupted when light beam scans cartridge case (16)，By host computer, the analysis of optoelectronic receiver output signal is drawn the external diameter of cartridge case (16)，Complete the measurement of station six work；nullAfter the outside diameter measuring of cartridge case (16) completes，The cylinder (151) of cartridge case external diameter measuring device (15) controls cylinder rod (153) and pulls cylinder push pedal (154) to be pushed into from nut platform (204) by cartridge case (16) on a bracer (141)，When cartridge case (16) touches block (143) on a bracer (141)，Cartridge case (16) stops mobile，Cylinder (151) resets，Cartridge case (16) arrives the measurement of cartridge case groove width and the groove width measured zone of lower material conveying device (13) being positioned at station seven，Cartridge case (16) is taken pictures by the photographic head being installed in barrel (136) through camera lens，And shot image is sent to host computer，Host computer uses digital image processing techniques to be analyzed image information processing，Draw the width of the groove (165) of cartridge case (16)，Complete the measurement of station seven；

nullH. blanking is sorted: flash hole (168) diameter of the cartridge case (16) recorded by above-mentioned measurement station、Cartridge case overall length、The diameter lower deviation in fire in a stove before fuel is added hole (161)、Cartridge case base thickness、The diametrically deviation in fire in a stove before fuel is added hole (161)、The length of conically shaped (167)、The degree of depth in fire in a stove before fuel is added hole (161)、Endoporus (163) diameter、The degree of depth in fire in a stove before fuel is added hole thimble (162)、After the host computer that groove (165) and several groups of data of cartridge case external diameter are sent to connect with this school amount machine is analyzed，If often group measured data all meets the requirements，Then cartridge case (16) is measured by cartridge case groove width and the selection cylinder (135) of lower material conveying device (13) pushes finished product blanking tube (145)，If otherwise wherein there are undesirable data, cartridge case (16) is pushed into substandard products blanking tube (131)，Complete to sort blanking.