CN208685013U - A kind of full-automation bolt induction hardening equipment - Google Patents

A kind of full-automation bolt induction hardening equipment Download PDF

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Publication number
CN208685013U
CN208685013U CN201820870301.3U CN201820870301U CN208685013U CN 208685013 U CN208685013 U CN 208685013U CN 201820870301 U CN201820870301 U CN 201820870301U CN 208685013 U CN208685013 U CN 208685013U
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turntable
coil
reservoir
bolt
pedestal
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任晓波
颜世清
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Inductotherm Shanghai Co Ltd
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Inductotherm Shanghai Co Ltd
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    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02PCLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P10/00Technologies related to metal processing
    • Y02P10/25Process efficiency

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Abstract

The utility model discloses a kind of full-automatic bolt induction hardening equipments, including plant bottom case and the feed mechanism being disposed thereon, rotating disk mechanism, induction heating mechanism, quenching cutting agency, transformer and electrical control cabinet, the rotating disk mechanism and feed mechanism are arranged in tandem, the quenching cutting agency and induction heating mechanism are located at the left and right sides of the rotating disk mechanism correspondingly, the transformer is located at the right side of the induction heating mechanism, and the electrical control cabinet is located at the left side of the feed mechanism.The full-automatic bolt induction hardening equipment of the utility model, may be implemented automatic continuous heating method, and speed of production is made to reach several times to tens times or more of traditional station operating mode.

Description

A kind of full-automation bolt induction hardening equipment
Technical field
The utility model relates to a kind of full-automatic bolt induction hardening equipments.
Background technique
Currently, conventional bolt induction heating method is all station operating mode, feeding, heating, quenching, blanking require people Work operation, productivity are low.
Utility model content
The purpose of the utility model is to overcome the defect of the prior art, a kind of full-automatic bolt impewdance matching is provided and is set It is standby, automatic continuous heating method may be implemented, speed of production is made to reach several times to tens times or more of traditional station operating mode.
Realizing the technical solution of above-mentioned purpose is: a kind of full-automation bolt induction hardening equipment, including plant bottom case with And feed mechanism, rotating disk mechanism, induction heating mechanism, quenching cutting agency, transformer and the electrical control cabinet being disposed thereon, The rotating disk mechanism and feed mechanism are arranged in tandem, and the quenching cutting agency and induction heating mechanism are correspondingly Positioned at the left and right sides of the rotating disk mechanism, the transformer is located at the right side of the induction heating mechanism, the electrical control cabinet Positioned at the left side of the feed mechanism, in which:
The feed mechanism includes feeding pedestal, upper material frame and vibration loading plate, and the bottom end of the feeding pedestal is provided with The bottom end of several height adjustment brackets, the front of the feeding pedestal is placed on the plant bottom case, the vibration loading plate It is arranged on the feeding pedestal in tandem with upper material frame, the vibration loading plate is grouped by spiral part and straight line portion At the upper material frame is located at the top of the spiral part of the vibration loading plate, the straight line portion of the vibration loading plate and institute The outlet for stating the spiral part of vibration loading plate is connected;
The rotating disk mechanism includes rotary base, rotary tray motor, turntable, bolt snap ring, the outer coil support of turntable, current vortex biography Sensor and rubber strip pedestal, the rotary base are fixed on the plant bottom case, and the rotary tray motor is arranged in the turntable On pedestal, the rotary tray motor is connected by Cam splitter with the turntable, and the bolt snap ring is buckled by turntable and fixed On the turntable, the edge of the bolt snap ring mills out bolt mounting groove, and turntable outer ring bracket is socketed in the bolt On snap ring, the current vortex sensor is fixed on the outer coil support of the turntable, the rubber strip pedestal it is fixed by snap On the rotary base, and the rubber strip pedestal and turntable are arranged in tandem, and the rear portion of the rubber strip pedestal passes through Fixture block is fixed with rubber strip, and the left end of the rubber strip is provided with block, and the block is fixed on the rubber strip pedestal;
The straight line portion of the vibration loading plate is docked with the bolt snap ring;
The induction heating mechanism includes power supply base, L-type support, electrical convertors and generators, high frequency electric source, coil base, coil Ontology and magnetic force wire center, the power supply base are fixed on the plant bottom case, and the vertical portion of the L-type support passes through electricity Source guide rail is connected with the left side of the power supply base, and the electrical convertors and generators are arranged on the power supply base, and power supply electricity Machine is connected with the vertical portion of the L-type support, is provided with lateral adjustments block and vertical adjustment on the transverse part of the L-type support Block, the high frequency electric source are arranged in the L-type support, and power supply fixture block, the coil base are provided on the high frequency electric source Be fixed on the plant bottom case, and the coil base and one the first from left of power supply base it is right be arranged, the coil body is fixed In coil base, the tail portion of the coil body is connected with the power supply fixture block, and the magnetic force wire center is arranged described The head of coil body;
The high frequency electric source is connected with the transformer, and the coil body is oppositely arranged with the turntable;
The quenching cutting agency includes reservoir, feeding spraying pump, filter, heat-exchangers of the plate type, water circulating pump, quenching Cylinder and crawler type blanking device, the reservoir are fixed on the plant bottom case, and storage quenching liquid, described in the reservoir Filter, feeding spraying pump and plate heat exchanger are successively set on the left side of the reservoir from front to back, and the water circulating pump is set It sets on the right side of the reservoir, the crawler type blanking device is arranged in the reservoir, and the quenching cylinder is arranged described On plant bottom case, and the quenching cylinder is disposed adjacent with the turntable, and the quenching cylinder is located at the turntable and crawler type blanking Between device, the reservoir, feeding spraying pump, filter pass sequentially through pipeline with quenching cylinder and are connected, the outlet of the water circulating pump, Heat-exchangers of the plate type, reservoir pass sequentially through circulating line with the import of the water circulating pump and are connected;
The electrical control cabinet respectively with the vibration loading plate, rotary tray motor, eddy current sensor, high frequency electric source, spray Water pump, filter, heat-exchangers of the plate type, water circulating pump and crawler type blanking device carry out signal communication.
Above-mentioned a kind of full-automatic bolt induction hardening equipment, wherein the bottom of the plant bottom case is provided with several Balance adjustment bolt.
Above-mentioned a kind of full-automatic bolt induction hardening equipment, wherein the coil body is single layer coil, the line It is connected with fictitious load on circle ontology, and the fictitious load is arranged close to the tail portion of the coil body, is arranged in the fictitious load There are water supply connector and water outlet connector, the inside of the fictitious load offers water-cooling channel, the water supply connector and water outlet connector point It is not connected to the water-cooling channel.
Above-mentioned a kind of full-automatic bolt induction hardening equipment, wherein immersion heating is provided on the reservoir Device, temperature sensor and liquid level sensor, the immersion heater, temperature sensor and liquid level sensor respectively with the electricity Gas control cabinet carries out signal communication.
The full-automatic bolt induction hardening equipment of the utility model, may be implemented automatic continuous heating method, makes to produce Speed reaches several times to tens times or more of traditional station operating mode.
Detailed description of the invention
Fig. 1 is the three-dimensional structure diagram of the full-automatic bolt induction hardening equipment of the utility model;
Fig. 2 is the top view of the full-automatic bolt induction hardening equipment of the utility model;
Fig. 3 is the main view of the full-automatic bolt induction hardening equipment of the utility model;
Fig. 4 is the three-dimensional structure diagram of the feed mechanism of full-automatic bolt induction hardening equipment;
Fig. 5 a is the side view of the rotating disk mechanism of full-automatic bolt induction hardening equipment;
Fig. 5 b is the decomposition chart of the rotating disk mechanism of full-automatic bolt induction hardening equipment;
Fig. 6 is the structure chart of the induction heating mechanism of full-automatic bolt induction hardening equipment;
Fig. 7 a is the main view of the quenching cutting agency of full-automatic bolt induction hardening equipment;
Fig. 7 b is the side view of the quenching cutting agency of full-automatic bolt induction hardening equipment.
Specific embodiment
In order to make those skilled in the art be better understood when the technical solution of the utility model, below with reference to attached Its specific embodiment is described in detail in figure:
Please refer to Fig. 1, Fig. 2 and Fig. 3, a kind of most preferred embodiment of the utility model, full-automation bolt impewdance matching is set It is standby, including plant bottom case 7 and the feed mechanism being disposed thereon 4, rotating disk mechanism 3, induction heating mechanism 2, quenching blanking machine Structure 1, transformer 5 and electrical control cabinet 6, rotating disk mechanism 3 and feed mechanism 4 are arranged in tandem, quench cutting agency 1 and sense Heating mechanism 2 is answered to be located at the left and right sides of rotating disk mechanism 3 correspondingly, transformer 5 is located at the right side of induction heating mechanism 2, electricity Gas control cabinet 6 is located at the left side of feed mechanism 4.Electricity needed for transformer 5 is used to Factory Electricity Supply to be converted to induction heating mechanism 2 Pressure.Electrical control cabinet 6 is used to realize the electrical control of whole equipment.Plant bottom case 7 is used to support whole equipment, plant bottom case 7 Bottom be provided with several balance adjustment bolts 8.It can guarantee the water of whole equipment by the height that adjustment adjusts bolt 8 It is flat.
Referring to Fig. 4, feed mechanism 4 includes feeding pedestal 404, upper material frame 401 and vibration loading plate, feeding pedestal 404 Bottom end be provided with several height adjustment brackets 405, the bottom end of the front of feeding pedestal 404 is placed on plant bottom case 7, vibration Loading plate and upper material frame 401 are arranged in tandem on feeding pedestal 404, shake loading plate by spiral part 402 and straight line Part 403 forms, and upper material frame 401 is located at the top of the spiral part 402 of vibration loading plate, shakes the straight line portion of loading plate 403 are connected with the outlet of the spiral part 402 of vibration loading plate;Straight line portion 403 and the rotating disk mechanism 3 for shaking loading plate are right It connects, by the height of the adjustable vibration loading plate of height adjustment bracket 405, makes the straight line portion 403 for shaking loading plate and turn The turntable height of disc mechanism 3 is consistent.
Fig. 5 a and Fig. 5 b is please referred to, rotating disk mechanism 3 includes rotary base 302, rotary tray motor 301, turntable 305, bolt card The outer coil support 306 of ring 304, turntable, current vortex sensor 307 and rubber strip pedestal 309, rotary base 302 are fixed on equipment bottom On seat 7, rotary tray motor 301 is arranged on rotary base 302, and rotary tray motor 301 passes through Cam splitter 303 and 305 phase of turntable Even, rotary tray motor 301 drives Cam splitter 303 to rotate turntable 305, and bolt snap ring 304 is fixed on by turntable buckle 310 On turntable 305, bolt snap ring 304 rotates together with turntable 305, and the edge of bolt snap ring 304 has milled out bolt mounting groove, bolt Mounting groove is used to load bolt.The outer coil support 306 of turntable is socketed on bolt snap ring 304, and the outer coil support 306 of turntable is close to spiral shell Bolt snap ring 304 drop out bolt will not in rotary course.Current vortex sensor 307 is fixed on the outer coil support 306 of turntable, Current vortex sensor 307 is used to detect either with or without bolt.Rubber strip pedestal 309 is fixed on rotary base 302 by buckle 308 On, and rubber strip pedestal 309 and turntable 305 are arranged in tandem, the rear portion of rubber strip pedestal 309 is fixed by fixture block 312 There is rubber strip, the left end of rubber strip is provided with block 309, and block 309 is fixed on rubber strip pedestal 309.Shake loading plate Straight line portion 103 docked with bolt snap ring 304.
Referring to Fig. 6, induction heating mechanism 2 includes power supply base 203, L-type support 216, electrical convertors and generators 202, high-frequency electrical Source 201, coil base 211, coil body 210 and magnetic force wire center 212, power supply base 203 are fixed on plant bottom case 7, L The vertical portion of type bracket 216 is connected by power rail 204 with the left side of power supply base 203, and electrical convertors and generators 202 are arranged in power supply On pedestal 203, and electrical convertors and generators 202 are connected with the vertical portion of L-type support 216, and electrical convertors and generators 202 can drive L-type support 216 It is moved up and down along power rail 204, lateral adjustments block 206 and longitudinal regulating block 205 is provided on the transverse part of L-type support 216, High frequency electric source 201 is arranged in L-type support 216, in this way can be with an a pair by lateral adjustments block 206 and longitudinal regulating block 205 Adjust high frequency electric source 201 horizontal and vertical position with answering passes through the vertical of the adjustable high frequency electric source 201 of electrical convertors and generators 202 Position makes high frequency electric source 201 realize that the position in three axis directions is adjusted.Power supply fixture block 207, line are provided on high frequency electric source 201 Circle pedestal 211 be fixed on plant bottom case 7, and coil base 211 and 202 1 the first from left of power supply base it is right be arranged.Coil body 210 are fixed in coil base 211, mitigate the shaking and deformation of coil body 210.The tail portion 208 of coil body 210 and power supply Fixture block 207 is connected, and power supply fixture block 207 is used to the tail portion 208 of fixed coil ontology 210, makes coil body 210 and high frequency electric source 201 inside copper bar is connected, and coil body 210 is made to can be convenient disassembly.Magnetic force wire center 212 is arranged in coil body 210 head 213 increases the heating efficiency of coil body 210;Coil body 210 is single layer coil, is connected in coil body 210 It is connected to fictitious load 214, and fictitious load 214 is arranged close to the tail portion of coil body 210, is provided with water supply connector in fictitious load 214 209 and water outlet connector 215, the inside of fictitious load 214 offers water-cooling channel, water supply connector 209 and water outlet connector 215 respectively with Water-cooling channel connection, can cool down fictitious load 214 by external cooling water.High frequency electric source 201 is connected with transformer 5, Voltage needed for transformer 5 is used to Factory Electricity Supply to be converted to high frequency electric source 201, coil body 210 are oppositely arranged with turntable 205. Coil body 210 is powered by high frequency electric source 201, and coil body 210 carries out induction heating to the bolt on bolt snap ring 304. Fictitious load 214 start power supply can normally under no-load condition,
Fig. 7 a and Fig. 7 b is please referred to, quenching cutting agency 1 includes reservoir 101, feeding spraying pump 108, filter 107, plate Formula heat exchanger 109, water circulating pump 106, quenching cylinder 102 and crawler type blanking device 105, reservoir 101 are fixed on plant bottom case 7 On, storage quenching liquid in reservoir 101, filter 107, feeding spraying pump 108 and plate heat exchanger 109 are successively set from front to back It sets in the left side of reservoir 101, the right side of reservoir 101 is arranged in water circulating pump 106, and the setting of crawler type blanking device 105 is storing In pond 101, quenching cylinder 102 is arranged on plant bottom case 7, and quenches cylinder 102 and be disposed adjacent with turntable 205, quenches 102, cylinder Between turntable 205 and crawler type blanking device 105, reservoir 101, feeding spraying pump 108, filter 107 and quenching cylinder 104 are successively Be connected by pipeline, the outlet of water circulating pump 106, heat-exchangers of the plate type 109, reservoir 101 and water circulating pump 106 import according to It is secondary to be connected by circulating line;Feeding spraying pump 108 extracts quenching liquid from reservoir 101 and squeezes into and quench by filter 107 In fiery cylinder 102.Water circulating pump 106 is squeezed into heat-exchangers of the plate type 109 from quenching liquid is extracted in reservoir 101, passes through outer water It cools down, immersion heater 110, temperature sensor 103 and liquid level sensor 104, immersion heating is provided on reservoir Device 110 can be heated when quenching fluid temperature is inadequate, and the temperature of quenching liquid is adjusted with this.Temperature sensor 103 is used for The temperature of monitoring quenching liquid, liquid level sensor 104 are used to monitor the liquid level of quenching liquid.Crawler type blanking device 105 are quenched The bolt of fire transfers out.Immersion heater 110, temperature sensor 103 and liquid level sensor 104 respectively with electrical control cabinet 6 carry out signal communication.Temperature sensor 103 is used to monitor the temperature of quenching liquid, and temperature data is transferred to electrical control Cabinet 6;When electrical control cabinet 6 detects that the temperature of quenching liquid is too low, start 110 heating quenching liquid of immersion heater;Liquid Level sensor 104 is used to monitor the liquid level of quenching liquid, and liquid level data is transferred to electrical control cabinet 6;
Electrical control cabinet 6 is used to realize the electrical control of whole equipment, electrical control cabinet 6 respectively with vibration loading plate, turn Coil motor 301, high frequency electric source 201, feeding spraying pump 108, filter 107, heat-exchangers of the plate type 109, follows at eddy current sensor 307 Ring water pump 106 and crawler type blanking device 105 carry out signal communication.
The full-automatic bolt induction hardening equipment of the utility model, when in use, under automatic operating state, by electrical Each electrical component of 6 starting device of control cabinet, bolt pour into material frame 401, and bolt is poured into vibration loading plate by upper material frame 401 Spiral part 402, spiral part 402 shake the straight line portion 403 for making bolt ascend into vibration loading plate, straight line portion 403 Shaking, which makes bolt enter bolt snap ring 304, sends a signal to electrical control when current vortex sensor 307 is used to detect bolt Cabinet 6, electrical control cabinet 6 control rotary tray motor 301 and act, and then rotary tray motor 301 drives Cam splitter 303 to make turntable 305 Rotation, the rotation of turntable 305 drive the bolt rotation on bolt snap ring 304, so that bolt tail is entered coil body 210, bolt is worn During crossing coil body 210, bolt tail is made to obtain induction heating;Nut is by rubbing what fixture block 312 was fixed simultaneously Rubber strip realizes the rotation of bolt, and heating is made to become uniform.After bolt produces coil, nut encounters block 311, just falls into and quenches In fiery cylinder 102.It is filled with the quenching liquid that feeding spraying pump 108 is squeezed into quenching cylinder 102, bolt is adequately cooled, has quenched At.After bolt passes through quenching cylinder, fall on the crawler type blanking device 105 in reservoir 101, crawler type blanking device 105 is taken out of Bolt is transferred to the next step.
In conclusion the full-automatic bolt induction hardening equipment of the utility model, may be implemented automatic continuous heating side Formula makes speed of production reach several times to tens times or more of traditional station operating mode.
Those of ordinary skill in the art it should be appreciated that more than embodiment be intended merely to illustrate that this is practical new Type, and be not used as the restriction to the utility model, as long as in the spirit of the utility model, to the above Variation, the modification of embodiment will all be fallen in the Claims scope of the utility model.

Claims (1)

1. a kind of full-automation bolt induction hardening equipment, which is characterized in that including plant bottom case and be disposed thereon upper Expect mechanism, rotating disk mechanism, induction heating mechanism, quenching cutting agency, transformer and electrical control cabinet, the rotating disk mechanism and upper Material mechanism is arranged in tandem, and the quenching cutting agency and induction heating mechanism are located at the rotating disk mechanism correspondingly Left and right sides, the transformer is located at the right side of the induction heating mechanism, and the electrical control cabinet is located at the feed mechanism Left side, in which:
The feed mechanism includes feeding pedestal, upper material frame and vibration loading plate, and the bottom end of the feeding pedestal is provided with several The bottom end of height adjustment bracket, the front of the feeding pedestal is placed on the plant bottom case, the vibration loading plate and upper Material frame is arranged in tandem on the feeding pedestal, and the vibration loading plate is made of spiral part and straight line portion, institute State the top that material frame is located at the spiral part of the vibration loading plate, the straight line portion of the vibration loading plate and the vibration The outlet of the spiral part of loading plate is connected;
The rotating disk mechanism includes rotary base, rotary tray motor, turntable, bolt snap ring, turntable outer coil support, current vortex sensor With rubber strip pedestal, the rotary base is fixed on the plant bottom case, and the rotary tray motor is arranged in the rotary base On, the rotary tray motor is connected by Cam splitter with the turntable, and the bolt snap ring is fixed on institute by turntable buckle It states on turntable, the edge of the bolt snap ring mills out bolt mounting groove, and turntable outer ring bracket is socketed in the bolt snap ring On, the current vortex sensor is fixed on the outer coil support of the turntable, and the rubber strip pedestal is fixed by snap described On rotary base, and the rubber strip pedestal and turntable are arranged in tandem, and the rear portion of the rubber strip pedestal passes through fixture block It is fixed with rubber strip, the left end of the rubber strip is provided with block, and the block is fixed on the rubber strip pedestal;
The straight line portion of the vibration loading plate is docked with the bolt snap ring;
The induction heating mechanism includes power supply base, L-type support, electrical convertors and generators, high frequency electric source, coil base, coil body With magnetic force wire center, the power supply base is fixed on the plant bottom case, and the vertical portion of the L-type support is led by power supply Rail is connected with the left side of the power supply base, and the electrical convertors and generators are arranged on the power supply base, and the electrical convertors and generators with The vertical portion of the L-type support is connected, and lateral adjustments block and longitudinal regulating block, institute are provided on the transverse part of the L-type support It states high frequency electric source to be arranged in the L-type support, power supply fixture block is provided on the high frequency electric source, the coil base is fixed on On the plant bottom case, and the coil base and one the first from left of power supply base it is right be arranged, the coil body is fixed on coil On pedestal, the tail portion of the coil body is connected with the power supply fixture block, and the magnetic force wire center is arranged in the coil sheet The head of body;
The high frequency electric source is connected with the transformer, and the coil body is oppositely arranged with the turntable;
The quenching cutting agency include reservoir, feeding spraying pump, filter, heat-exchangers of the plate type, water circulating pump, quenching cylinder and Crawler type blanking device, the reservoir are fixed on the plant bottom case, storage quenching liquid, the filtering in the reservoir Device, feeding spraying pump and plate heat exchanger are successively set on the left side of the reservoir from front to back, and the water circulating pump setting exists The right side of the reservoir, the crawler type blanking device are arranged in the reservoir, and the quenching cylinder is arranged in the equipment On pedestal, and the quenching cylinder is disposed adjacent with the turntable, the quenching cylinder be located at the turntable and crawler type blanking device it Between, the reservoir, feeding spraying pump, filter pass sequentially through pipeline and are connected with quenching cylinder, the outlet of the water circulating pump, board-like Heat exchanger, reservoir pass sequentially through circulating line with the import of the water circulating pump and are connected;
The electrical control cabinet respectively with the vibration loading plate, rotary tray motor, eddy current sensor, high frequency electric source, feeding spraying pump, Filter, heat-exchangers of the plate type, water circulating pump and crawler type blanking device carry out signal communication;
The bottom of the plant bottom case is provided with several balance adjustment bolts;
The coil body is single layer coil, is connected with fictitious load in the coil body, and the fictitious load is close to the line The tail portion setting of ontology is enclosed, is provided with water supply connector and water outlet connector in the fictitious load, the inside of the fictitious load offers Water-cooling channel, the water supply connector and water outlet connector are connected to the water-cooling channel respectively;
Immersion heater, temperature sensor and liquid level sensor, the immersion heater, temperature are provided on the reservoir It spends sensor and liquid level sensor and carries out signal communication with the electrical control cabinet respectively.
CN201820870301.3U 2018-06-06 2018-06-06 A kind of full-automation bolt induction hardening equipment Active CN208685013U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201820870301.3U CN208685013U (en) 2018-06-06 2018-06-06 A kind of full-automation bolt induction hardening equipment

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201820870301.3U CN208685013U (en) 2018-06-06 2018-06-06 A kind of full-automation bolt induction hardening equipment

Publications (1)

Publication Number Publication Date
CN208685013U true CN208685013U (en) 2019-04-02

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Application Number Title Priority Date Filing Date
CN201820870301.3U Active CN208685013U (en) 2018-06-06 2018-06-06 A kind of full-automation bolt induction hardening equipment

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108411082A (en) * 2018-06-06 2018-08-17 无锡应达工业有限公司 A kind of full-automation bolt induction hardening equipment
CN110453051A (en) * 2019-09-16 2019-11-15 威德车业部件有限公司 A kind of bolt fastener auto-quenching equipment

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108411082A (en) * 2018-06-06 2018-08-17 无锡应达工业有限公司 A kind of full-automation bolt induction hardening equipment
CN110453051A (en) * 2019-09-16 2019-11-15 威德车业部件有限公司 A kind of bolt fastener auto-quenching equipment
CN110453051B (en) * 2019-09-16 2021-07-02 威德车业部件有限公司 Automatic quenching equipment for bolt fastener

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