CN209125055U - A kind of mould tapping screw tap detection device - Google Patents

Abstract

The utility model discloses a kind of mould tapping screw tap detection device, by connecting screw tap displacement sensing apparatus and screw tap sensing device with flexible axle, inductive head, which is installed in mould at detection, to be detected, screw tap displacement sensing apparatus is located in mould at this time, remaining parts are all set to outside mould, when screw tap tapping downlink presses to screw tap displacement sensing apparatus inductive head, inductive head is transmitted in flexible axle by transmission mechanism, flexible axle pulls induction trigger mechanism to trigger inductive switch, inductive switch is connected, the control system of tapping or punching machine is sent the signal to by inductive switch, realize inductive switch strange land non-contact detection, convenient for installing and safeguarding in stamping die, improve the stability of broken tap detection, since screw tap displacement sensing apparatus is pure mechanic structure, and dustband is set between inductive head and shell, it is broken not only to can effectively prevent processing Bits and lubricating oil enter inside screw tap sensing device, and can also effective dust, oil, water, guarantee detection stability.

Description

A kind of mould tapping screw tap detection device

Technical field

The utility model relates to detection device field, espespecially a kind of mould tapping screw tap detection device.

Background technique

Automatic screw in mould is carried out to hardware stamping part with the prior art, occurs broken tap, meeting since feeding is not in place There is leakage tapping or tapping incomplete phenomena, flowing into next process will result in very big waste.How leakage tapping is avoided Always a problem.

Currently used detection device is one sensor of installation immediately below tapping hole, and such as microswitch is close to switch, Optoelectronic switch etc., using sensor to determine whether leakage tapping or whether tapping is not in place, mould tapping machine is mounted on punching press In mold, due to mould structure complexity, for installing the narrow space of broken tap detection sensor, and the limit by various mechanisms System, and need to lubricate and cool down screw tap with oil or emulsion etc. during tapping, there is also punching oil, metallic dust is mechanical Vibration etc. is unfavorable for the factor of detection, therefore this requires the inductive head shape of sensor wants small and is easily installed, it is also necessary to Grease proofing, waterproof and dustproof, vibration proof, line are easy for installation etc..

But current existing detection device or shape and mounting means are not suitable for installation in mold or are exactly to feel False triggering or failure are easy after answering device to touch the substances such as greasy dirt, metallic dust or even Damage by Short Circuit, detection effect much reach Less than application request.

Utility model content

It is easily installed to solve the above problems, the utility model provides one kind, dust-proof, Water-proof and oil-proof and accurate induction, inspection Survey stable mould tapping screw tap detection device.

A kind of mould tapping screw tap detection device that in order to achieve the above purposes, the technical solution adopted by the utility model is:, packet Include screw tap displacement sensing apparatus, screw tap sensing device, hose, wherein the screw tap displacement sensing apparatus include shell, inductive head, Dustband, transmission mechanism, flexible axle；The screw tap sensing device includes fixing seat, inductive switch, induction trigger mechanism, resets bullet Spring；One end of hose is connected to shell, and the other end of hose is connected to fixing seat；The inductive head upper end is set to outside shell, Lower end extends in shell, and the dustband is set to below inductive head and is located at outside shell, and the transmission mechanism is set in shell And the drive input of transmission mechanism is connect with inductive head lower end, transmission output is connect with flexible axle one end, and the flexible axle is another End extends to outside fixing seat along hose and is fixedly connected with induction trigger mechanism, and the reset spring is socketed on flexible axle surface, and One end is butted on hose surface, and the other end is butted on induction trigger mechanism surface；The inductive head compression downlink passes through transmission mechanism It is transmitted in flexible axle, flexible axle pulls induction trigger mechanism toward the mobile triggering inductive switch in inductive switch direction, inductive switch is connected.

Specifically, the transmission mechanism is connecting rod, and the connecting rod is arranged along the vertical direction, and the upper end rotation of the connecting rod is solid It is equipped with the extension to horizontal direction inclined downward due in the shell and side of connecting rod, the extension is equipped with groove, described The lower end of inductive head is set in groove, and the inductive head lower end is additionally provided with traveller, and the traveller fits in table on extension groove The lower end in face, the connecting rod is fixedly connected with flexible axle.

Specifically, the bottom end of the inductive head is additionally provided with limiting section, and the limiting section is located at below extension.

Specifically, the hose and shell, fixing seat junction are additionally provided with adjusting screw.

Specifically, the inductive switch is microswitch, and the induction trigger mechanism is cam, and the flexible axle pulls cam Microswitch is connected along microswitch contact.

Specifically, the inductive switch is electromagnetic induction switch, and the induction trigger mechanism is magnet, and the flexible axle pulls Magnet is moved along electromagnetic induction switch direction, and electromagnetic induction switch is connected.

The utility model has the beneficial effects that: the utility model is by connecting screw tap displacement sensing apparatus and silk with flexible axle Sensing device is bored, inductive head, which is installed in mould at detection, to be detected, and only screw tap displacement sensing apparatus is located at mould at this time Interior, remaining parts are all set to outside mould, and when screw tap tapping downlink presses to screw tap displacement sensing apparatus inductive head, inductive head passes through Transmission mechanism is transmitted in flexible axle, and flexible axle pulls induction trigger mechanism to trigger inductive switch, inductive switch is connected, can pass through induction Switch sends the signal to the control system of tapping equipment or punching machine, realizes that inductive switch strange land non-contact detection is disconnected, is convenient for It installs and safeguards in stamping die, improve the stability of broken tap detection, since screw tap displacement sensing apparatus is pure mechanic structure, And dustband is set between inductive head and shell, it can effectively prevent machining chips and lubricating oil enter in screw tap sensing device Portion, energy effective dust, oil, water, guarantees the normal use of equipment.

Detailed description of the invention

Fig. 1 is the perspective view of the utility model.

Fig. 2 is the main view of the utility model.

Fig. 3 is transmission mechanism connection schematic diagram in the utility model shell.

Fig. 4 is reset spring connection schematic diagram in the utility model fixing seat.

Drawing reference numeral explanation: 1. screw tap displacement sensing apparatus；2. fixing seat；3. flexible axle；4. shell；5. inductive head；6. anti- Konisphere；7. transmission mechanism；8. incuding trigger mechanism；9. inductive switch；10. screw tap sensing device；11. hose；12. adjusting spiral shell Silk；13. reset spring；14. extension；15 travellers；16. limiting section.

Specific embodiment

It please refers to shown in Fig. 1-4, the utility model is passed about a kind of mould tapping screw tap detection device, including screw tap displacement Induction device 1, screw tap sensing device 10, hose 11, wherein the screw tap displacement sensing apparatus 1 include shell 4, it is inductive head 5, dust-proof Enclose 6, transmission mechanism 7, flexible axle 3；The screw tap sensing device 10 includes fixing seat 8, inductive switch 9, incudes trigger mechanism 8, is multiple Position spring 13；One end of hose 11 is connected to shell 4, and the other end of hose 11 is connected to fixing seat 2；5 upper end of inductive head Outside shell 4, lower end is extended in shell 4, and the dustband 6 is set to 5 lower section of inductive head and is located at outside shell 4, described Transmission mechanism 7 is set in shell 4 and the drive input of transmission mechanism 7 is connect with 5 lower end of inductive head, transmission output and flexible axle The connection of 3 one end, 3 other end of flexible axle are extended to outside fixing seat 2 along hose 11 and are fixedly connected with induction trigger mechanism 8, institute It states reset spring 13 and is socketed in 3 surface of flexible axle, and one end is butted on 11 surface of hose, the other end is butted on induction 8 table of trigger mechanism Face；The 5 compression downlink of inductive head is transmitted in flexible axle 3 by transmission mechanism 7, and flexible axle 3 pulls induction trigger mechanism 8 to open toward induction The mobile triggering inductive switch 9 in 9 directions is closed, inductive switch 9 is connected.

Compared to the prior art, the utility model connects screw tap displacement sensing apparatus 1 and screw tap sensing device with flexible axle 13 10, inductive head 5, which is installed in mould at detection, to be detected, and only screw tap displacement sensing apparatus 10 is set in mould at this time, Remaining part is all set to outside mould, when screw tap tapping downlink presses to screw tap displacement sensing apparatus inductive head 5, passes through transmission mechanism 7 It is transmitted in flexible axle 3, flexible axle 3 pulls induction trigger mechanism to trigger inductive switch 9, inductive switch 9 is connected, can pass through inductive switch 9 send the signal to the control system of tapping equipment or punching machine, realize inductive switch 9 it is non-to connect strange land touch detection disconnected, convenient for Installation and maintenance, improve the stability of broken tap detection in stamping die, multiple due to being equipped between induction trigger mechanism 8 and hose 11 Position spring 13, the meeting compression reseting spring 13 when flexible axle 3 pulls induction trigger mechanism 8 mobile toward 9 direction of inductive switch, if screw tap Tapping is completed, and screw tap switchs to move upwards, and inductive head 5 is not pressurized, and the reset spring 13 compressed at this time starts again because of elastic force effect Position pushes induction trigger mechanism 8 mobile toward separate 9 direction of inductive switch, is transmitted in transmission mechanism 7 by flexible axle 3, so that induction First 5 reset, and dustband 6 is arranged between inductive head 5 and shell 4, can effectively prevent machining chips and lubricating oil enters screw tap Inside displacement sensing apparatus, energy effective dust, oil, water guarantee the normal use of equipment.

Specifically, the transmission mechanism 7 is connecting rod, and the connecting rod is arranged along the vertical direction, the upper end rotation of the connecting rod It is fixed in shell 4 and the side of connecting rod is equipped with the extension 14 to horizontal direction inclined downward, the extension 14 is equipped with recessed The lower end of slot, the inductive head 5 is set in groove, and 5 lower end of inductive head is additionally provided with traveller 15, and the traveller 15, which fits in, to be prolonged 14 groove upper surface of extending portion, the lower end of the connecting rod are fixedly connected with flexible axle 3.

Using the above scheme, the lower end of inductive head 5 is set in the groove of extension 14, can guarantee that screw tap displacement sensing fills It sets 1 and does not occur the case where inductive head 5 and connecting rod disconnection in use, and traveller 15, traveller 15 are set in 5 lower end of inductive head 14 groove upper surface of extension is fitted in, is further ensured that the normal sensitive operation of screw tap displacement sensing apparatus 1；When inductive head 5 Compression Shi Huixiang bottom offset, traveller 15 will drive extension 14 to bottom offset at this time, and connecting rod lower end is to far from 14 direction of extension Displacement drives past mobile close to 9 direction of inductive switch with the fixed induction trigger mechanism 8 of 3 other end of flexible axle；When inductive switch will After signal is sent to the control system of tapping equipment, screw tap switchs to move upwards, and inductive head 5 is not pressurized, the reset compressed at this time Spring 13 pushes induction trigger mechanism 8 toward mobile far from 9 direction of inductive switch because elastic force effect starts to reset, at this time connecting rod Lower end is displaced to close to 14 direction of extension, and inductive head 5 is also because drive connection shifts up, until final reset.

Specifically, the bottom end of the inductive head 5 is additionally provided with limiting section 16, and the limiting section 16 is located at 14 lower section of extension.

Using the above scheme, limiting section 16 is set in 5 lower end of inductive head, prevents the inductive head when resetting of screw tap sensor 1 It is separated in transmission mechanism 7.

Specifically, the hose 11 is additionally provided with adjusting screw 12 with shell 4,2 junction of fixing seat.

Using the above scheme, adjusting screw 12 is set in hose 11 and shell 4,2 junction of fixing seat, is conducive to finely adjust Save the tightness of flexible axle 3 in hose 11, it is ensured that the sensitive and accurate transmission of screw tap sensing device 10.

Specifically, the inductive switch 9 is microswitch, and the induction trigger mechanism 8 is cam, and the flexible axle 3 pulls Microswitch is connected along microswitch contact in cam.

Using the above scheme, use microswitch for inductive switch 9 in the present embodiment, cam is induction trigger mechanism 8, when Screw tap tapping continues traveling downwardly after going downwards to predetermined position so that 5 compression downlink (within 5mm) of inductive head, inductive head 5 are pressurized Be transmitted in flexible axle 3 by transmission mechanism 7, flexible axle 3 pulls cam mobile toward microswitch direction, until tapping in place, cam meeting It presses microswitch to turn it on, tapping control system or punching machine control system can be sentenced by obtaining the signal of microswitch Whether tapping in place, if be not turned in predetermined position (being often referred to punching machine bottom dead centre) microswitch, indicates screw tap to broken tap Tapping is abnormal, and the corresponding movement such as make emergency stop.

Specifically, the inductive switch 9 is electromagnetic induction switch, and the induction trigger mechanism 8 is magnet, the flexible axle 3 It pulls magnet to move along electromagnetic induction switch direction, electromagnetic induction switch is connected.

Using the above scheme, use inductive switch 9 for electromagnetic induction switch in the present embodiment, magnet is induction trigger mechanism 8, it is continued traveling downwardly after screw tap tapping goes downwards to predetermined position so that 5 compression downlink (within 5mm) of inductive head, inductive head 5 It is forced through sensing mechanism 7 and is transmitted in flexible axle 3, flexible axle 3 pulls magnet mobile toward electromagnetic induction switch direction, until tapping is arrived Position, electromagnetic induction switch are connected after sensing the magnetism of magnet, and tapping control system or punching machine control system can pass through acquisition The signal of microswitch come judge screw tap whether tapping in place, if in predetermined position (being often referred to punching machine bottom dead centre) microswitch It is not turned on, the corresponding movement such as indicates that screw tap tapping is abnormal, and make emergency stop.

Embodiment of above is only that preferred embodiments of the present invention are described, not to the utility model Range be defined, under the premise of not departing from the spirit of the design of the utility model, this field ordinary engineering and technical personnel to this The various changes and improvements that the technical solution of utility model is made should all fall into the guarantor that claims of the utility model determine It protects in range.

Claims (6)

1. a kind of mould tapping screw tap detection device, it is characterised in that: including screw tap displacement sensing apparatus, screw tap sensing device, Hose, wherein the screw tap displacement sensing apparatus includes shell, inductive head, dustband, transmission mechanism, flexible axle；The screw tap sense Answering device includes fixing seat, inductive switch, induction trigger mechanism, reset spring；One end of hose is connected to shell, hose it is another One end is connected to fixing seat；The inductive head upper end is set to outside shell, and lower end extends in shell, and the dustband is set to sense It answers below head and is located at outside shell, the transmission mechanism is set in shell and the drive input of transmission mechanism and inductive head lower end Connection, transmission output are connect with flexible axle one end, and the flexible axle other end is extended to outside fixing seat along hose and triggered with induction Mechanism is fixedly connected, and the reset spring socket is on flexible axle surface, and one end is butted on hose surface, and the other end is butted on induction touching Send out mechanism surface；The inductive head compression downlink is transmitted in flexible axle by transmission mechanism, and flexible axle pulls induction trigger mechanism toward sense The mobile triggering inductive switch in inductive switch direction, is connected inductive switch.

2. a kind of mould tapping screw tap detection device according to claim 1, it is characterised in that: the transmission mechanism is to connect Bar, the connecting rod are arranged along the vertical direction, and the upper end rotation of the connecting rod is fixed in shell and the side of connecting rod is equipped with to water Square extension inclined downward, the extension are equipped with groove, and the lower end of the inductive head is set in groove, the induction Head lower end is additionally provided with traveller, and the traveller fits in extension groove upper surface, and the lower end of the connecting rod is fixedly connected with flexible axle.

3. a kind of mould tapping screw tap detection device according to claim 2, it is characterised in that: the bottom end of the inductive head It is additionally provided with limiting section, the limiting section is located at below extension.

4. a kind of mould tapping screw tap detection device according to claim 1, it is characterised in that: the hose and shell, Fixing seat junction is additionally provided with adjusting screw.

5. a kind of mould tapping screw tap detection device according to claim 1, it is characterised in that: the inductive switch is micro- Dynamic switch, the induction trigger mechanism are cam, and the flexible axle pulls cam that microswitch is connected along microswitch contact.

6. a kind of mould tapping screw tap detection device according to claim 1, it is characterised in that: the inductive switch is electricity Magnetic induction switch, the induction trigger mechanism are magnet, and the flexible axle pulls magnet to move along electromagnetic induction switch direction, makes electricity Magnetic induction switch conducting.