CN116174347B - Electric heater check out test set - Google Patents
Electric heater check out test set Download PDFInfo
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- CN116174347B CN116174347B CN202310207388.1A CN202310207388A CN116174347B CN 116174347 B CN116174347 B CN 116174347B CN 202310207388 A CN202310207388 A CN 202310207388A CN 116174347 B CN116174347 B CN 116174347B
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- shaped
- heating rod
- shaped heating
- groove
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B07—SEPARATING SOLIDS FROM SOLIDS; SORTING
- B07C—POSTAL SORTING; SORTING INDIVIDUAL ARTICLES, OR BULK MATERIAL FIT TO BE SORTED PIECE-MEAL, e.g. BY PICKING
- B07C5/00—Sorting according to a characteristic or feature of the articles or material being sorted, e.g. by control effected by devices which detect or measure such characteristic or feature; Sorting by manually actuated devices, e.g. switches
- B07C5/34—Sorting according to other particular properties
- B07C5/344—Sorting according to other particular properties according to electric or electromagnetic properties
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B07—SEPARATING SOLIDS FROM SOLIDS; SORTING
- B07C—POSTAL SORTING; SORTING INDIVIDUAL ARTICLES, OR BULK MATERIAL FIT TO BE SORTED PIECE-MEAL, e.g. BY PICKING
- B07C5/00—Sorting according to a characteristic or feature of the articles or material being sorted, e.g. by control effected by devices which detect or measure such characteristic or feature; Sorting by manually actuated devices, e.g. switches
- B07C5/02—Measures preceding sorting, e.g. arranging articles in a stream orientating
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- Y—GENERAL 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
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B30/00—Energy efficient heating, ventilation or air conditioning [HVAC]
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- Testing Of Individual Semiconductor Devices (AREA)
Abstract
The invention relates to the field of electric heaters, in particular to an electric heater detection device, which comprises a conveyor belt, wherein a plurality of base blocks are arranged on the conveyor belt, a placing groove is formed in the end face of each base block, a U-shaped part of a U-shaped heating rod of the electric heater is embedded in the placing groove, and a detection structure is arranged on one side above the conveyor belt; the detection structure comprises a cross beam, a lifting plate is arranged above the cross beam, a plurality of motors are fixedly connected to the cross beam, a screw rod is fixedly connected to the output end of each motor, the screw rod is in transmission connection with the lifting plate, a plurality of groups of extrusion plates are fixedly connected to the lower surface of each lifting plate, and each group of extrusion plates comprises two pairs of symmetrically arranged plate bodies; the detection equipment is simple to operate, the step of manual detection of operators is omitted, the operators can only need to feed, unqualified products can be timely pulled out, meanwhile, the same U-shaped heating rod is subjected to quality inspection and display through a plurality of electronic dials, the delivery qualification rate of the U-shaped heating rod is improved, and the possibility of problems in later use is reduced.
Description
Technical Field
The invention relates to the field of electric heaters, in particular to an electric heater detection device.
Background
An electric heater is a common heating device used for heating, preserving heat and heating flowing liquid and gaseous media. When the heating medium passes through the heating cavity of the electric heater under the pressure effect, the huge heat generated in the operation of the electric heating element is uniformly taken away by adopting the fluid thermodynamic principle, so that the temperature of the heated medium reaches the technological requirement of a user, wherein the direct part for heating the medium is a heating rod in the electric heater;
when the heating rod is produced and delivered out of the warehouse, the heating rod can be put into the market after passing the quality inspection, otherwise, the defective product is put into use, and immeasurable loss is caused to factories; the quality of the heating rod mainly comprises the following standards: appearance inspection, complete and bright outer surface, firm welding, attractive joint, good symmetry of bent pipe shape, uniform sealing silica gel and no gel impurity in threads; detecting performance, and checking whether rated power, resistance, insulation value and leakage current are within a tolerance range; carrying out a hydrostatic test, maintaining the pressure at 1.2Mpa for 5 minutes, wherein the welding point of the heating rod is required to be water-proof and water-proof;
when performance detection is carried out, such as rated power and resistance detection, after the assembly of the electric heating rod is finished, a resistance gear is measured by a universal meter, the resistance gear is adjusted to an ohm gear, and the red and black meter pens of the universal meter are respectively contacted with two electrodes of the electric heating rod.
Accordingly, an electric heater detection apparatus is proposed for the above-described problems.
Disclosure of Invention
In order to overcome the deficiencies of the prior art, at least one technical problem presented in the background art is solved.
The technical scheme adopted for solving the technical problems is as follows: the invention relates to electric heater detection equipment, which comprises a conveyor belt, wherein driving shafts at two ends of the conveyor belt are driven by an external motor, a plurality of base blocks are arranged on the conveyor belt, a placing groove is formed in the end face of each base block, a U-shaped part of a U-shaped heating rod of an electric heater is embedded in the placing groove, and a detection structure is arranged on one side above the conveyor belt; the detection structure comprises a cross beam, a lifting plate is arranged above the cross beam, a plurality of motors are fixedly connected to the cross beam, a screw rod is fixedly connected to the output end of each motor, the screw rod is in transmission connection with the lifting plate, a plurality of groups of extrusion plates are fixedly connected to the lower surface of each lifting plate, and each group of extrusion plates comprises two pairs of symmetrically arranged plate bodies; the beam is provided with a plurality of groups of guide grooves, each group of guide grooves comprises two pairs of symmetrically arranged guide grooves, and each guide groove is connected with a plate body in a sliding way; the lower notch of the guide groove is symmetrically arranged obliquely inwards; the lower ends of the symmetrical plate bodies are obliquely inwards arranged, and the lower ends of the plate bodies are in a vertical state;
when the device is used, an operator embeds U-shaped parts of the U-shaped heating rods into the placing grooves one by one, the U-shaped heating rods are vertically stabilized on the base blocks, the conveyor belt intermittently moves forwards, the U-shaped parts of the U-shaped heating rods are embedded into the placing grooves within the interval time of each intermittent stop, meanwhile, the front U-shaped heating rods are moved below the extrusion plate, meanwhile, the motor rotates to drive the lifting plate to move downwards and push the plate body to move along the guide grooves, the plate body moves downwards under the constraint of the guide grooves and is extruded on the electrodes of the U-shaped heating rods, at the moment, the electronic dial on the lifting plate displays the resistance of the U-shaped heating rods, the working principle of the electronic dial is the same as that of the universal meter, the pointer swing of the universal meter is converted into a digital display mode, the motor is more striking, after the detection is finished, the lifting plate body moves upwards, and the plate body is separated from the electrodes of the U-shaped heating rods; the beam is provided with a plurality of groups of extrusion plates, and the extrusion plates are matched with the conveyor belt to intermittently move forwards, so that each U-shaped heating rod passes through the detection of a plurality of electronic dials, and the detection accuracy of each U-shaped heating rod is ensured; when the U-shaped heating rod moves to the tail end of the conveyor belt, a conveyor belt is placed below the tail end of the conveyor belt, the U-shaped heating rod is separated from the placing groove by means of self gravity and falls onto the conveyor belt, if the U-shaped heating rod with unqualified quality inspection is encountered, the U-shaped heating rod is pulled away when the U-shaped heating rod is placed outside the lower part of the cross beam, and the U-shaped heating rod is returned to a factory for maintenance; the detection equipment is simple to operate, the step of manual detection of operators is omitted, the operators can only need to feed, unqualified products can be timely pulled out, meanwhile, the same U-shaped heating rod is subjected to quality inspection and display through a plurality of electronic dials, the delivery qualification rate of the U-shaped heating rod is improved, and the possibility of problems in later use is reduced.
Preferably, an auxiliary unit is arranged in each placing groove; the auxiliary unit comprises an arc-shaped plate, the upper surface of the arc-shaped plate is an inwards concave arc-shaped surface, the lower horizontal surface of the arc-shaped plate is connected to the inner bottom surface of the placing groove through a spring, L-shaped rods are arranged on two sides of the arc-shaped plate, one ends of the L-shaped rods are arranged below the arc-shaped plate, the corner positions of the L-shaped rods are rotationally connected to the inner side wall of the placing groove, the other ends of the L-shaped rods extend upwards in an inclined mode and are fixedly connected with clamping plates, and the opposite surfaces of the two clamping plates are arc-shaped; because the conveyor belt is intermittently started and stopped, the U-shaped heating rod can swing back and forth, the stability of the U-shaped heating rod in the placing groove can be influenced, and the clamping plate is arranged for the purpose; after the U-shaped part of the U-shaped heating rod is embedded in the placing groove, the U-shaped heating rod presses down the arc-shaped plate by means of self gravity, the arc-shaped plate presses down one end of the L-shaped rod, and the other end of the L-shaped rod drives the clamping plate to move towards the U-shaped heating rod and to be extruded on the U-shaped heating rod, and at the moment, the U-shaped heating rod is further clamped and stabilized on the conveying belt.
Preferably, guide plates are symmetrically arranged below the cross beam, two guide plates are symmetrically arranged on two sides of the U-shaped heating rod, the outer surfaces of the guide plates are fixedly connected to the cross beam through connecting plates, and one ends of the guide plates are obliquely outwards flared; the degree of depth of standing groove is when the design, both take into account the convenience of placing of U-shaped heating rod, and U-shaped heating rod and standing groove internal surface area of contact, in order that the U-shaped heating rod rotates to the conveyer belt below, the U-shaped heating rod can break away from the standing groove smoothly, consequently, the degree of depth of standing groove is less better more, the grip block has restrained U-shaped heating rod back-and-forth oscillation, but also can appear U-shaped heating rod side-to-side wobbling phenomenon, the deflector has been set up for this reason, the U-shaped heating rod is placed between two deflectors, U-shaped heating rod side-to-side wobbling is restrained steadily, and deflector one end slope outwards flaring sets up, after embedding U-shaped heating rod U-shaped position in the standing groove, through the conveyer belt removal, the increase U-shaped heating rod gets into the entry between two deflectors, guarantee that the U-shaped heating rod is placed smoothly between two deflectors and is moved forward.
Preferably, a groove is formed in the inner side of the vertical part of the lower end of each plate body, the groove penetrates through the lower end face of the plate body, an elastic plate is arranged in the groove, the upper end of the elastic plate is fixedly connected to the inner position of the groove, and the lower end of the elastic plate is outwards arranged in a protruding mode and obliquely points to the side wall of the groove; the setting of elastic plate for the plate body is when being close to downwards and U-shaped heating rod electrode, and the elastic plate elasticity extrudees on the electrode to steadily move down, avoid the plate body to directly rub with electrode surface contact, and after the inner surface of plate body lower extreme rubs many times, the attenuation, the later stage can't effectively contact the electrode, sets up the elastic plate, and the elasticity buffering of elastic plate reduces the wearing and tearing volume, improves life, again after the elastic plate wearing and tearing, can take off the elastic plate and renew alright.
Preferably, the protruding position of the elastic plate is provided with a rotary groove, the rotary groove is rotationally connected with a roller body, and the surface of the roller body protrudes out of the surface of the elastic plate; the roller body is arranged on the elastic plate, the surface of the electrode slides along the elastic plate and is rubbed to rotate, and the sliding friction between the elastic plate and the electrode is converted into rolling friction through the electric contact between the roller body and the elastic plate, so that the friction force is reduced, and the service life is prolonged.
Preferably, a red indicator light and a green indicator light are arranged on one side wall of each base block, wherein the green indicator light is used for indicating that the U-shaped heating rod is qualified in detection, and the red indicator light is used for indicating that the detection result is abnormal; the battery is arranged in the base block, the battery provides power for the red indicator lamp and the green indicator lamp, meanwhile, a PCB circuit board is also arranged in the base block, a wireless receiving module is arranged on the circuit board and is used for receiving wireless signals transmitted by the electronic dial, the wireless signals are divided into qualified signals and unqualified signals, when the unqualified resistance of the U-shaped heating rod is detected, the transmitting signal module in the electronic dial transmits the unqualified signals to the wireless receiving module, the red indicator lamp is lightened at the moment, when the corresponding unqualified U-shaped heating rod moves to the outside below the cross beam, the red indicator lamp is still lightened, at the moment, a worker can clearly know that the U-shaped heating rod product is unqualified, the worker can accurately take the U-shaped heating rod off and return to a factory for maintenance, and when the unqualified resistance of the U-shaped heating rod is detected, the transmitting signal module in the electronic dial transmits the qualified signals to the wireless receiving module, at the moment, the green indicator lamp is lightened, and the U-shaped heating rod moves below the driving belt and is separated from the base block; the red indicator lamp and the green indicator lamp are arranged to provide accurate signals for field workers, and unqualified products can be accurately picked out.
Preferably, the other side of the base block is provided with an annular plate, the annular plate is arranged along the conveyor belt, the annular plate is fixedly connected to the guide plate through a connecting plate, and a transmitting coil is coiled on the inner side wall of the annular plate; a receiving coil is arranged on the other side wall of each base block; the battery power in the base block is limited, and for this purpose, an annular plate with a transmitting coil is arranged, and in the process that the base block moves along the annular plate, the battery is charged, so that the normal work of the wireless receiving module, the red indicator lamp and the green indicator lamp is ensured; the transmission coil and the receiving coil cooperate with each other in the same principle as the wireless charging.
Preferably, a semicircular concave part is formed in the inner side wall of each placing groove, a semicircular foam plate is filled in the concave part, an arc-shaped groove is formed in the peripheral edge of the foam plate, and the shape of the arc-shaped groove is the same as that of the bending part of the U-shaped heating rod; through setting up the foam board, rely on the foam board elasticity, at U-shaped heating rod U-shaped position embedding in the standing groove in-process, grasp U-shaped heating rod, the arc wall has been seted up to the peripheral edge of foam board, can stabilize the laminating with U-shaped heating rod, guarantees the elastic clamping of foam board to U-shaped heating rod.
Preferably, the edge of the foam board is provided with a filling bar, and the filling bar is extruded at the edge position of the inner surface of the concave part; after the foam plate is extruded and rubbed with the U-shaped heating rod for many times, the surface of the foam plate is damaged, the elastic clamping of the U-shaped heating rod is lost, the foam plate is modularized, after the foam plate is worn, the foam plate is taken out from the concave part and replaced by a new foam plate, and the foam plate is extruded in the concave part through the filling bar, so that the installation and the disassembly of the foam plate are facilitated.
Embodiment two:
preferably, two material supporting rods are arranged on one side of the conveyor belt, one end of each material supporting rod is obliquely upwards arranged, and each material supporting rod is erected on the ground through a fixing plate; some unqualified U-shaped heating rods are temporarily hooked on the material supporting sliding rod, and the unqualified U-shaped heating rods are temporarily stored, so that the later-stage quantity calculation and carrying are facilitated.
The invention has the advantages that:
1. the detection equipment is simple to operate, the step of manual detection by an operator is omitted, the operator only needs to feed, unqualified products can be timely pulled away, meanwhile, the same U-shaped heating rod is subjected to quality display and inspection through a plurality of electronic dials, the delivery qualification rate of the U-shaped heating rod is improved, and the possibility of occurrence of problems in later use is reduced.
2. The clamping plate is arranged, after the U-shaped part of the U-shaped heating rod is embedded in the placing groove, the U-shaped heating rod presses down the arc plate by means of self gravity, the arc plate presses down one end of the L-shaped rod, and the other end of the L-shaped rod drives the clamping plate to move towards the direction of the U-shaped heating rod and to be extruded on the U-shaped heating rod, so that the U-shaped heating rod is further clamped and stabilized on the conveying belt.
Drawings
Fig. 1 is a perspective view of a first view of an electric heater detection apparatus according to a first embodiment;
fig. 2 is a second perspective view of an electric heater detection apparatus according to the first embodiment;
FIG. 3 is a perspective view showing the cooperation of the cross beam and the plate body in the first embodiment;
FIG. 4 is a perspective view showing the cooperation of the U-shaped heating rod and the base block in the first embodiment;
FIG. 5 is a perspective view of a base block in accordance with one embodiment;
FIG. 6 is a perspective view of a plate body according to one embodiment;
FIG. 7 is a cross-sectional view of a plate body in accordance with one embodiment;
FIG. 8 is a perspective view showing the cooperation of the base block and the foam deck in the first embodiment;
fig. 9 is a perspective view showing the cooperation between the material supporting rod and the conveyor belt in the second embodiment.
In the figure: conveyor belt 1, base block 2, standing groove 3, U-shaped heating rod 4, crossbeam 5, lifter plate 6, motor 7, lead screw 8, plate body 9, guide way 10, arc 11, L-shaped pole 12, grip block 13, deflector 14, link plate 15, recess 16, elastic plate 17, roll body 18, red pilot lamp 19, green pilot lamp 20, annular plate 21, concave part 22, foam board 23, arc 24, packing strip 25, material support pole 26.
Detailed Description
The invention is further described in connection with the following detailed description in order to make the technical means, the creation characteristics, the achievement of the purpose and the effect of the invention easy to understand.
Embodiment one:
referring to fig. 1, 2, 3, 4 and 5, an electric heater detection device comprises a conveyor belt 1, driving shafts at two ends of the conveyor belt 1 are driven by an external motor, a plurality of base blocks 2 are arranged on the conveyor belt 1, a placing groove 3 is formed in the end face of each base block 2, a U-shaped part of a U-shaped heating rod 4 of the electric heater is embedded in the placing groove 3, and a detection structure is arranged on one side above the conveyor belt 1; the detection structure comprises a cross beam 5, a lifting plate 6 is arranged above the cross beam 5, a plurality of motors 7 are fixedly connected to the cross beam 5, a screw rod 8 is fixedly connected to the output end of each motor 7, the screw rod 8 is in transmission connection with the lifting plate 6, a plurality of groups of extrusion plates are fixedly connected to the lower surface of each lifting plate 6, and each group of extrusion plates comprises two pairs of symmetrically arranged plate bodies 9; a plurality of groups of guide grooves 10 are formed in the cross beam 5, each group of guide grooves 10 comprises two pairs of symmetrically arranged guide grooves 10, and each guide groove 10 is internally and respectively connected with a plate body 9 in a sliding manner; the lower notch positions of the symmetrical guide grooves 10 are arranged obliquely inwards; the lower ends of the symmetrical plate bodies 9 are obliquely inwards arranged, and the lower ends of the plate bodies 9 are in a vertical state;
when the device is used, an operator embeds U-shaped parts of the U-shaped heating rods 4 into the placing grooves 3 one by one, the U-shaped heating rods 4 are vertically and stably arranged on the base blocks 2, the conveyor belt 1 intermittently moves forwards, the U-shaped parts of the U-shaped heating rods 4 are embedded into the placing grooves 3 within the interval time of intermittent stop, meanwhile, the front U-shaped heating rods 4 are moved below the extrusion plates, meanwhile, the motor 7 rotates within the interval time of intermittent stop of the conveyor belt 1, the lifting plates 6 are driven to move downwards, the plate bodies 9 are pushed to move along the guide grooves 10, the plate bodies 9 are restrained by the guide grooves 10, the symmetrical two plate bodies 9 move downwards and are extruded on the electrodes of the U-shaped heating rods 4, at the moment, the electronic dial 61 on the lifting plates 6 displays the resistance of the U-shaped heating rods 4, the working principle of the electronic dial 61 is the same as that of the universal meter, the pointer swing of the universal meter is converted into a digital display mode, after the detection is finished, the motor 7 is reversed, the lifting plates 6 are moved upwards, and the plate bodies 9 are separated from the electrodes of the U-shaped heating rods 4; the beam 5 is provided with a plurality of groups of extrusion plates, and the extrusion plates are matched with the conveyor belt 1 to intermittently move forwards, so that each U-shaped heating rod 4 passes through the detection of a plurality of electronic dials 61, and the detection accuracy of each U-shaped heating rod 4 is ensured; when the U-shaped heating rod 4 moves to the tail end of the conveyor belt 1, the conveyor belt is placed below the tail end of the conveyor belt 1, the U-shaped heating rod 4 is separated from the placement groove 3 by means of self gravity and falls onto the conveyor belt, if the U-shaped heating rod 4 with unqualified quality inspection is encountered, the U-shaped heating rod 4 is pulled away when the U-shaped heating rod 4 is placed outside the lower part of the cross beam 5, and the U-shaped heating rod 4 is returned to a factory for maintenance; the detection equipment is simple to operate, the step of manual detection by an operator is omitted, the operator can only need to feed, unqualified products can be timely pulled out, meanwhile, the same U-shaped heating rod 4 is subjected to quality inspection and display through the plurality of electronic dials 61, the delivery qualification rate of the U-shaped heating rod is improved, and the possibility of problems in later use is reduced.
Referring to fig. 4 and 5, an auxiliary unit is provided in each of the placement grooves 3; the auxiliary unit comprises an arc-shaped plate 11, the upper surface of the arc-shaped plate 11 is a concave arc-shaped surface, the lower horizontal surface of the arc-shaped plate 11 is connected to the inner bottom surface of the placing groove 3 through a spring, L-shaped rods 12 are arranged on two sides of the arc-shaped plate 11, one end of each L-shaped rod 12 is arranged below the corresponding arc-shaped plate 11, the corner position of each L-shaped rod 12 is rotationally connected to the inner side wall of the placing groove 3, the other end of each L-shaped rod 12 extends obliquely upwards and is fixedly connected with a clamping plate 13, and the opposite surfaces of the two clamping plates 13 are arc-shaped; because the conveyor belt 1 is intermittently started and stopped, the U-shaped heating rod 4 can swing back and forth, the stability of the U-shaped heating rod 4 in the placing groove 3 can be influenced, and the clamping plate 13 is arranged for the purpose; after the U-shaped part of the U-shaped heating rod 4 is embedded in the placing groove 3, the U-shaped heating rod 4 presses down the arc-shaped plate 11 by means of self gravity, the arc-shaped plate 11 presses down one end of the L-shaped rod 12, and the other end of the L-shaped rod 12 drives the clamping plate 13 to move towards the U-shaped heating rod 4 and to be extruded on the U-shaped heating rod 4, and at the moment, the U-shaped heating rod 4 is further clamped and stabilized on the conveying belt 1.
Referring to fig. 1 and 2, guide plates 14 are symmetrically arranged below the cross beam 5, two guide plates 14 are symmetrically arranged on two sides of the U-shaped heating rod 4, the outer surfaces of the guide plates 14 are fixedly connected to the cross beam 5 through connecting plates 15, and one ends of the guide plates 14 are obliquely outwards flared; the depth of the placing groove 3 is designed in consideration of the placing convenience of the U-shaped heating rod 4 and the contact area between the U-shaped heating rod 4 and the inner surface of the placing groove 3, so that the U-shaped heating rod 4 can be smoothly separated from the placing groove 3 when the U-shaped heating rod 4 rotates below the conveyor belt 1, the smaller the depth of the placing groove 3 is, the better the clamping plate 13 is, the phenomenon that the U-shaped heating rod 4 swings back and forth is restrained, but the U-shaped heating rod 4 swings left and right is also caused, the guide plates 14 are arranged, the U-shaped heating rod 4 is arranged between the two guide plates 14, the U-shaped heating rod 4 swings left and right and is restrained and stabilized, one end of the guide plate 14 is obliquely outwards flared, after the U-shaped part of the U-shaped heating rod 4 is embedded in the placing groove 3, the U-shaped heating rod 4 is moved through the conveyor belt, the inlet between the two guide plates 14 is increased, and the U-shaped heating rod 4 is ensured to be smoothly arranged between the two guide plates 14 to move forwards.
Referring to fig. 3, 6 and 7, a groove 16 is formed in the inner side of the vertical portion of the lower end of each plate body 9, the groove 16 penetrates to the lower end face of the plate body 9, an elastic plate 17 is arranged in the groove 16, the upper end of the elastic plate 17 is fixedly connected to the inner position of the groove 16, and the lower end of the elastic plate 17 protrudes outwards and is obliquely directed to the side wall of the groove 16; the arrangement of the elastic plate 17 ensures that the elastic plate 17 is elastically extruded on the electrode and stably moves downwards when the plate body 9 is downwards close to the electrode of the U-shaped heating rod 4, the plate body 9 is prevented from being directly in frictional contact with the surface of the electrode, the inner surface of the lower end of the plate body 9 is thinned after being rubbed for a plurality of times, the electrode cannot be effectively contacted in the later stage, the elastic plate 17 is arranged, the elastic buffer of the elastic plate 17 reduces the abrasion loss, the service life is prolonged, and the elastic plate 17 can be taken down and replaced after being abraded.
Referring to fig. 6 and 7, the protruding position of the elastic plate 17 is provided with a rotating groove, the rotating groove is rotationally connected with a roller body 18, and the surface of the roller body 18 protrudes out of the surface of the elastic plate 17; the roller body 18 is arranged on the elastic plate 17, the surface of the electrode slides along the elastic plate 17, the roller body 18 is rubbed to rotate, and the sliding friction between the elastic plate 17 and the electrode is converted into rolling friction through the electric contact between the roller body 18 and the elastic plate 17, so that the friction force is reduced, and the service life is prolonged.
Referring to fig. 1, 2 and 5, a red indicator light 19 and a green indicator light 20 are arranged on one side wall of each base block 2, wherein the green indicator light 20 is used for indicating that the U-shaped heating rod 4 is qualified in detection, and the red indicator light 19 is used for indicating that the U-shaped heating rod 4 is unqualified in detection; the battery is arranged in the base block 2, the battery provides power for the red indicator lamp 19 and the green indicator lamp 20, meanwhile, a PCB circuit board is also arranged in the base block 2, a wireless receiving module is arranged on the circuit board and is used for receiving wireless signals emitted by the electronic dial 61, the wireless signals are divided into qualified signals and unqualified signals, when the unqualified resistance of the U-shaped heating rod 4 is detected, the emitting signal module in the electronic dial 61 sends the unqualified signals to the wireless receiving module, the red indicator lamp 19 is lightened at the moment, when the corresponding unqualified U-shaped heating rod 4 moves out of the lower part of the cross beam 5, the red indicator lamp 19 is lightened, at the moment, workers can clearly know that the U-shaped heating rod 4 is unqualified, the product is accurately taken down for factory maintenance, and meanwhile, when the unqualified resistance of the U-shaped heating rod 4 is detected, the emitting signal module in the electronic dial 61 sends the qualified signals to the wireless receiving module, and when the U-shaped heating rod 4 is lightened, the U-shaped heating rod 4 moves below the driving belt and is separated from the base block 2; the red indicator light 19 and the green indicator light 20 are arranged to provide accurate signals for field workers, and unqualified products can be accurately picked out.
Referring to fig. 1 and 2, the other side of the base block 2 is provided with an annular plate 21, the annular plate 21 is arranged along the conveyor belt 1, the annular plate 21 is fixedly connected to the guide plate 14 through a connecting plate 15, and a transmitting coil is coiled on the inner side wall of the annular plate 21; a receiving coil is arranged on the other side wall of each base block 2; the battery power in the base block 2 is limited, and for this purpose, an annular plate 21 with a transmitting coil is arranged, and in the process that the base block 2 moves along the annular plate 21, the battery is charged, so that the normal operation of the wireless receiving module, the red indicator lamp 19 and the green indicator lamp 20 is ensured; the transmission coil and the receiving coil cooperate with each other in the same principle as the wireless charging.
Referring to fig. 8, a semicircular concave portion 22 is formed on the inner side wall of each of the placement grooves 3, a semicircular foam plate 23 is filled in the concave portion 22, an arc-shaped groove 24 is formed on the peripheral edge of the foam plate 23, and the shape of the arc-shaped groove 24 is the same as that of the bending part of the U-shaped heating rod 4; through setting up foam board 23, rely on foam board 23 elasticity, at U-shaped heating rod 4U-shaped position embedding at standing groove 3 in-process, grasp U-shaped heating rod 4, arc wall 24 has been seted up to the peripheral edge of foam board 23, can stabilize the laminating with U-shaped heating rod 4, guarantees the elasticity centre gripping of foam board 23 to U-shaped heating rod 4.
Referring to fig. 8, the edge of the foam board 23 is provided with a packing 25, and the packing 25 is pressed at the edge position of the inner surface of the concave part 22; after the foam board 23 is pressed and rubbed with the U-shaped heating rod 4 for many times, the surface of the foam board 23 is damaged, the elastic clamping of the U-shaped heating rod 4 is lost, the foam board 23 is arranged into a modularized mode, after the foam board 23 is worn, the foam board 23 is taken out of the concave part 22 and replaced by a new foam board 23, and the foam board 23 is pressed in the concave part 22 through the filling bar 25, so that the installation and the disassembly of the foam board 23 are facilitated.
Embodiment two:
referring to fig. 9, in a first comparative example, as another embodiment of the present invention, two material support rods 26 are provided at one side of the conveyor belt 1, one ends of the material support rods 26 are disposed obliquely upward, and the material support rods 26 are installed on the ground through a fixing plate; some unqualified U-shaped heating rods 4 are temporarily hooked on the material supporting sliding rod, and the unqualified U-shaped heating rods 4 are temporarily stored, so that the later-stage quantity calculation and carrying are facilitated.
Working principle: when the device is used, an operator embeds U-shaped parts of the U-shaped heating rods 4 into the placing grooves 3 one by one, the U-shaped heating rods 4 are vertically and stably arranged on the base blocks 2, the conveyor belt 1 intermittently moves forwards, the U-shaped parts of the U-shaped heating rods 4 are embedded into the placing grooves 3 within the interval time of intermittent stop, meanwhile, the front U-shaped heating rods 4 are moved below the extrusion plates, meanwhile, the motor 7 rotates within the interval time of intermittent stop of the conveyor belt 1, the lifting plates 6 are driven to move downwards, the plate bodies 9 are pushed to move along the guide grooves 10, the plate bodies 9 are restrained by the guide grooves 10, the symmetrical two plate bodies 9 move downwards and are extruded on the electrodes of the U-shaped heating rods 4, at the moment, the electronic dial 61 on the lifting plates 6 displays the resistance of the U-shaped heating rods 4, the working principle of the electronic dial 61 is the same as that of the universal meter, the pointer swing of the universal meter is converted into a digital display mode, after the detection is finished, the motor 7 is reversed, the lifting plates 6 are moved upwards, and the plate bodies 9 are separated from the electrodes of the U-shaped heating rods 4; the beam 5 is provided with a plurality of groups of extrusion plates, and the extrusion plates are matched with the conveyor belt 1 to intermittently move forwards, so that each U-shaped heating rod 4 passes through the detection of a plurality of electronic dials 61, and the detection accuracy of each U-shaped heating rod 4 is ensured; when the U-shaped heating rod 4 moves to the tail end of the conveyor belt 1, the conveyor belt is placed below the tail end of the conveyor belt 1, the U-shaped heating rod 4 is separated from the placement groove 3 by means of self gravity and falls onto the conveyor belt, if the U-shaped heating rod 4 with unqualified quality inspection is encountered, the U-shaped heating rod 4 is pulled away when the U-shaped heating rod 4 is placed outside the lower part of the cross beam 5, and the U-shaped heating rod 4 is returned to a factory for maintenance; the detection equipment is simple to operate, the step of manual detection by an operator is omitted, the operator only needs to feed, unqualified products are timely extracted, meanwhile, the same U-shaped heating rod 4 is subjected to quality inspection and display through a plurality of electronic dials 61, the delivery qualification rate of the U-shaped heating rod is improved, and the possibility of occurrence of problems in later use is reduced;
because the conveyor belt 1 is intermittently started and stopped, the U-shaped heating rod 4 can swing back and forth, the stability of the U-shaped heating rod 4 in the placing groove 3 can be influenced, and the clamping plate 13 is arranged for the purpose; after the U-shaped part of the U-shaped heating rod 4 is embedded in the placing groove 3, the U-shaped heating rod 4 presses down the arc-shaped plate 11 by means of self gravity, the arc-shaped plate 11 presses down one end of the L-shaped rod 12, and the other end of the L-shaped rod 12 drives the clamping plate 13 to move towards the direction of the U-shaped heating rod 4 and to be extruded on the U-shaped heating rod 4, and at the moment, the U-shaped heating rod 4 is further clamped and stabilized on the conveyor belt 1;
the depth of the placing groove 3 is designed in consideration of the convenience of placing the U-shaped heating rod 4 and the contact area between the U-shaped heating rod 4 and the inner surface of the placing groove 3, so that when the U-shaped heating rod 4 rotates below the conveyor belt 1, the U-shaped heating rod 4 can be smoothly separated from the placing groove 3, the smaller the depth of the placing groove 3 is, the better the clamping plate 13 is, the phenomenon that the U-shaped heating rod 4 swings back and forth is also caused, the guide plates 14 are arranged, the U-shaped heating rod 4 is placed between the two guide plates 14, the left and right swinging of the U-shaped heating rod 4 is restrained and stabilized, one end of the guide plate 14 is obliquely outwards flared, after the U-shaped part of the U-shaped heating rod 4 is embedded in the placing groove 3, the U-shaped heating rod 4 enters an inlet between the two guide plates 14 through the movement of the conveyor belt, and the U-shaped heating rod 4 is ensured to be smoothly placed between the two guide plates 14 to move forwards;
the elastic plate 17 is arranged, so that when the plate body 9 approaches downwards to the electrode of the U-shaped heating rod 4, the elastic plate 17 is elastically extruded on the electrode and stably moves downwards, the plate body 9 is prevented from being in direct frictional contact with the surface of the electrode, the inner surface of the lower end of the plate body 9 is thinned after being rubbed for a plurality of times, the electrode cannot be effectively contacted in the later stage, the elastic plate 17 is arranged, the elastic buffer of the elastic plate 17 reduces the abrasion loss, the service life is prolonged, and moreover, after the elastic plate 17 is abraded, the elastic plate 17 can be removed and replaced with a new one;
the roller body 18 is arranged on the elastic plate 17, the surface of the electrode slides along the elastic plate 17, the roller body 18 is rubbed to rotate, and the sliding friction between the elastic plate 17 and the electrode is converted into rolling friction through the electric contact between the roller body 18 and the elastic plate 17, so that the friction force is reduced, and the service life is prolonged;
the battery is arranged in the base block 2, the battery provides power for the red indicator lamp 19 and the green indicator lamp 20, meanwhile, a PCB circuit board is also arranged in the base block 2, a wireless receiving module is arranged on the circuit board and is used for receiving wireless signals emitted by the electronic dial 61, the wireless signals are divided into qualified signals and unqualified signals, when the unqualified resistance of the U-shaped heating rod 4 is detected, the emitting signal module in the electronic dial 61 sends the unqualified signals to the wireless receiving module, the red indicator lamp 19 is lightened at the moment, when the corresponding unqualified U-shaped heating rod 4 moves out of the lower part of the cross beam 5, the red indicator lamp 19 is lightened, at the moment, workers can clearly know that the U-shaped heating rod 4 is unqualified, the product is accurately taken down for factory maintenance, and meanwhile, when the unqualified resistance of the U-shaped heating rod 4 is detected, the emitting signal module in the electronic dial 61 sends the qualified signals to the wireless receiving module, and when the U-shaped heating rod 4 is lightened, the U-shaped heating rod 4 moves below the driving belt and is separated from the base block 2; the red indicator lamp 19 and the green indicator lamp 20 are arranged to provide accurate signals for field workers, so that unqualified products can be accurately picked out;
the battery power in the base block 2 is limited, and for this purpose, an annular plate 21 with a transmitting coil is arranged, and in the process that the base block 2 moves along the annular plate 21, the battery is charged, so that the normal operation of the wireless receiving module, the red indicator lamp 19 and the green indicator lamp 20 is ensured; the transmission coil and the receiving coil cooperate with each other in the same working principle as the wireless charging principle;
by arranging the foam plate 23, the U-shaped heating rod 4 is clamped in the process that the U-shaped part of the U-shaped heating rod 4 is embedded in the placing groove 3 by means of elasticity of the foam plate 23, and the arc-shaped groove 24 is formed in the peripheral edge of the foam plate 23, so that the foam plate can be stably attached to the U-shaped heating rod 4, and the elastic clamping of the foam plate 23 to the U-shaped heating rod 4 is ensured; after the foam board 23 is pressed and rubbed with the U-shaped heating rod 4 for many times, the surface of the foam board 23 is damaged, the elastic clamping of the U-shaped heating rod 4 is lost, the foam board 23 is arranged into a modularized mode, after the foam board 23 is worn, the foam board 23 is taken out of the concave part 22 and replaced by a new foam board 23, and the foam board 23 is pressed in the concave part 22 through the filling bar 25, so that the installation and the disassembly of the foam board 23 are facilitated.
The foregoing has shown and described the basic principles, principal features and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, and that the above embodiments and descriptions are merely illustrative of the principles of the present invention, and various changes and modifications may be made without departing from the spirit and scope of the invention, which is defined in the appended claims. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (8)
1. An electric heater check out test set, characterized in that: the electric heater comprises a conveyor belt (1), wherein a plurality of base blocks (2) are arranged on the conveyor belt (1), a placing groove (3) is formed in the end face of each base block (2), a U-shaped part of a U-shaped heating rod (4) of the electric heater is embedded in the placing groove (3), and a detection structure is arranged on one side above the conveyor belt (1); the detection structure comprises a cross beam (5), a lifting plate (6) is arranged above the cross beam (5), a plurality of motors (7) are fixedly connected to the cross beam (5), a screw rod (8) is fixedly connected to the output end of each motor (7), the screw rod (8) is in transmission connection with the lifting plate (6), a plurality of groups of extrusion plates are fixedly connected to the lower surface of each lifting plate (6), and each group of extrusion plates comprises two pairs of symmetrically arranged plate bodies (9); a plurality of groups of guide grooves (10) are formed in the cross beam (5), each group of guide grooves (10) comprises two pairs of symmetrically arranged guide grooves (10), and each guide groove (10) is internally and respectively connected with a plate body (9) in a sliding manner; the lower notch of the guide groove (10) is symmetrically arranged obliquely inwards; the lower ends of the symmetrical plate bodies (9) are obliquely inwards arranged, and the lower ends of the plate bodies (9) are in a vertical state;
an auxiliary unit is arranged in each placing groove (3); the auxiliary unit comprises an arc-shaped plate (11), the upper surface of the arc-shaped plate (11) is an inwards concave arc-shaped surface, the lower horizontal surface of the arc-shaped plate (11) is connected to the inner bottom surface of the placing groove (3) through a spring, L-shaped rods (12) are arranged on two sides of the arc-shaped plate (11), one end of each L-shaped rod (12) is arranged below the corresponding arc-shaped plate (11), the corner position of each L-shaped rod (12) is rotationally connected to the inner side wall of the placing groove (3), the other end of each L-shaped rod (12) extends upwards in an inclined mode, clamping plates (13) are fixedly connected to the other end of each L-shaped rod, and the opposite surfaces of the two clamping plates (13) are arc-shaped;
a semicircular concave part (22) is formed in the inner side wall of each placing groove (3), a semicircular foam plate (23) is filled in the concave part (22), an arc groove (24) is formed in the peripheral edge of the foam plate (23), and the shape of the arc groove (24) is the same as that of the bending part of the U-shaped heating rod (4).
2. An electric heater detection apparatus as claimed in claim 1, wherein: the lower side of the cross beam (5) is symmetrically provided with guide plates (14), the two guide plates (14) are symmetrically arranged on two sides of the U-shaped heating rod (4), the outer surface of the guide plate (14) is fixedly connected on the cross beam (5) through a connecting plate (15), and one end of the guide plate (14) is obliquely outwards flared.
3. An electric heater detection apparatus as claimed in claim 1, wherein: the inner side of the vertical part of the lower end of each plate body (9) is provided with a groove (16), the groove (16) penetrates through the lower end face of the plate body (9), an elastic plate (17) is arranged in the groove (16), the upper end of the elastic plate (17) is fixedly connected at the inner position of the groove (16), and the lower end of the elastic plate (17) protrudes outwards and is obliquely directed to the side wall of the groove (16).
4. An electric heater detection apparatus according to claim 3, wherein: the protruding position of the elastic plate (17) is provided with a rotary groove, a roller body (18) is connected in the rotary groove in a rotary mode, and the surface of the roller body (18) protrudes out of the surface of the elastic plate (17).
5. An electric heater detection apparatus as claimed in claim 1, wherein: a red indicator lamp (19) and a green indicator lamp (20) are arranged on one side wall of each base block (2), wherein the green indicator lamp (20) is used for indicating that the U-shaped heating rod (4) is qualified in detection, and the red indicator lamp (19) is used for indicating that the U-shaped heating rod (4) is unqualified in detection.
6. An electric heater detection apparatus as claimed in claim 5, wherein: the other side of the base block (2) is provided with an annular plate (21), the annular plate (21) is arranged along the conveyor belt (1), the annular plate (21) is fixedly connected to the guide plate (14) through a connecting plate (15), and a transmitting coil is coiled on the inner side wall of the annular plate (21); and a receiving coil is arranged on the other side wall of each base block (2).
7. An electric heater detection apparatus as claimed in claim 1, wherein: the edge of the foam plate (23) is provided with a filling bar (25), and the filling bar (25) is extruded at the edge position of the inner surface of the concave part (22).
8. An electric heater detection apparatus as claimed in claim 1, wherein: one side of the conveyor belt (1) is provided with two material supporting rods (26), one end of each material supporting rod (26) is obliquely upwards arranged, and each material supporting rod (26) is erected on the ground through a fixing plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310207388.1A CN116174347B (en) | 2023-03-06 | 2023-03-06 | Electric heater check out test set |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310207388.1A CN116174347B (en) | 2023-03-06 | 2023-03-06 | Electric heater check out test set |
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| Publication Number | Publication Date |
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| CN116174347A CN116174347A (en) | 2023-05-30 |
| CN116174347B true CN116174347B (en) | 2023-08-22 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202310207388.1A Active CN116174347B (en) | 2023-03-06 | 2023-03-06 | Electric heater check out test set |
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Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0412266A (en) * | 1990-04-28 | 1992-01-16 | Sankiyuu Kk | Method for non-destructive inspection of heating tube |
| CN208060637U (en) * | 2018-04-18 | 2018-11-06 | 盐城中自科技有限公司 | A kind of effective detection tooling of heating |
| CN109143008A (en) * | 2018-08-17 | 2019-01-04 | 海宁立鹏电子科技有限公司 | Ptc heater automatic test equipment |
| CN213633616U (en) * | 2020-11-06 | 2021-07-06 | 江苏驰迅科技有限公司 | Resistance detection device for electric heating pipe |
| CN213633672U (en) * | 2020-12-04 | 2021-07-06 | 上海易纳唯新电热器有限公司 | Full-automatic testing arrangement of PTC heater core |
-
2023
- 2023-03-06 CN CN202310207388.1A patent/CN116174347B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0412266A (en) * | 1990-04-28 | 1992-01-16 | Sankiyuu Kk | Method for non-destructive inspection of heating tube |
| CN208060637U (en) * | 2018-04-18 | 2018-11-06 | 盐城中自科技有限公司 | A kind of effective detection tooling of heating |
| CN109143008A (en) * | 2018-08-17 | 2019-01-04 | 海宁立鹏电子科技有限公司 | Ptc heater automatic test equipment |
| CN213633616U (en) * | 2020-11-06 | 2021-07-06 | 江苏驰迅科技有限公司 | Resistance detection device for electric heating pipe |
| CN213633672U (en) * | 2020-12-04 | 2021-07-06 | 上海易纳唯新电热器有限公司 | Full-automatic testing arrangement of PTC heater core |
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|---|---|
| CN116174347A (en) | 2023-05-30 |
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