CN106984553B - Automatic inspection equipment for temperature-sensing element - Google Patents
Automatic inspection equipment for temperature-sensing element Download PDFInfo
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- CN106984553B CN106984553B CN201710353338.9A CN201710353338A CN106984553B CN 106984553 B CN106984553 B CN 106984553B CN 201710353338 A CN201710353338 A CN 201710353338A CN 106984553 B CN106984553 B CN 106984553B
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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
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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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- 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
- B07C5/36—Sorting apparatus characterised by the means used for distribution
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Abstract
An automatic inspection device for temperature sensing elements comprises a workbench, wherein a feeding station, a waste product removing station, a code scanning station, a blow-drying station, a cooling station, a low-temperature detection station, a medium-temperature detection station and a high-temperature detection station are arranged on the workbench; a plurality of detection tools are arranged at the feeding station; a plurality of waste removing ports, a waste receiving groove and a removing mechanism are arranged at the waste removing station; a plurality of code scanning ports and a code scanner are arranged at the code scanning station; a plurality of air nozzles are arranged at the blow-drying station; a plurality of cooling ports and a cooling groove are arranged at the cooling station; a plurality of low-temperature detection ports and a low-temperature groove are arranged at the low-temperature detection station; a plurality of medium temperature detection ports and a medium temperature groove are arranged at the medium temperature detection station; a plurality of high-temperature detection ports and a high-temperature groove are arranged at the high-temperature detection station; the workbench is provided with a control panel and a controller. The invention has the beneficial effects that: the automatic test can be realized, the test is convenient and fast, the test efficiency is high, the accuracy is high, and the operation is convenient.
Description
Technical Field
The invention relates to automatic inspection equipment for a temperature sensing element.
Background
The temperature sensing element is used as a temperature feedback control device and widely applied to various occasions needing temperature control, such as the fields of air conditioners, refrigerators and the like. The temperature sensing element has various types, and the type mainly applied at present is a temperature sensing wax type temperature sensing element, and the working principle of the temperature sensing wax type temperature sensing element is that the phase change characteristic of the temperature sensing wax is utilized to sense the change of the environmental temperature, the heat energy is converted into mechanical energy, and a push rod of the temperature sensing element is pushed to move, so that the automatic control of various functions is realized. Therefore, the temperature sensing element must be able to sense the ambient temperature correctly and push the push rod to generate an accurate stroke and thrust. At present, the performance test of the temperature sensing element generally adopts manual test, so that the test efficiency is low, the test accuracy is low, and the quality of the temperature sensing element cannot be ensured.
Disclosure of Invention
In order to overcome the defects in the prior art, the invention provides the automatic temperature-sensing element inspection equipment which is simple and compact in structure, convenient and quick in test, high in test efficiency and high in accuracy.
The technical scheme for solving the technical problem is as follows: the automatic inspection equipment for the temperature sensing elements comprises a workbench, wherein a feeding station, a waste product removing station, a code scanning station, a blow-drying station, a cooling station, a low-temperature detection station, a medium-temperature detection station and a high-temperature detection station are sequentially arranged on the workbench from front to back;
a plurality of detection tools are transversely arranged above the feeding station on the workbench side by side, each detection tool is driven by a lifting mechanism to move up and down, and each detection tool is driven by a translation mechanism to move among the feeding station, the waste product removing station, the code sweeping station, the blow-drying station, the cooling station, the low-temperature detection station, the medium-temperature detection station and the high-temperature detection station;
each detection tool comprises a detection seat, a displacement sensor arranged above the detection seat and a clamp arranged below the detection seat, wherein a movable groove is vertically arranged in the clamp, a U-shaped groove with an opening towards the right is formed in the bottom wall of the movable groove, an unloading slide block is movably arranged on the left side of the lower end of the clamp, a first spring is arranged between the unloading slide block and the clamp, the right end of the unloading slide block can extend into the bottom of the movable groove, a pressure head which can slide up and down along the movable groove is arranged in the movable groove, a pressure rod is arranged on the pressure head, a second spring is arranged between the pressure rod and the top wall of the movable groove, and the upper end of the pressure rod is contacted with the lower end of the displacement sensor after penetrating through the detection seat;
a plurality of waste rejecting openings which correspond to the detection tools one by one are transversely arranged in parallel at the waste rejecting station on the workbench, a waste receiving groove is arranged below the waste rejecting openings, and a rejecting mechanism which can push the left side of the discharging slide block on the corresponding detection tool is arranged on the left side of the waste rejecting openings;
a plurality of code scanning ports which are in one-to-one correspondence with the rear parts of the waste product eliminating ports are transversely arranged side by side on the workbench at the code scanning station, and a code scanner which is driven by a code scanning moving mechanism to move among the code scanning ports is arranged below the workbench;
a plurality of air nozzles which are in one-to-one correspondence with the rear parts of the code scanning openings are transversely arranged side by side on the workbench at the blow-drying station, and the air nozzles are connected with a blower through an air pipe;
a plurality of cooling holes which are in one-to-one correspondence with the cooling holes behind the air nozzles are transversely arranged in parallel at the cooling station on the workbench, a cooling groove which is arranged below the plurality of cooling holes is transversely arranged below the workbench, and a cooling medium is contained in the cooling groove;
a plurality of low-temperature detection ports which are in one-to-one correspondence to the rear parts of the cooling ports are transversely arranged in parallel at the low-temperature detection station on the workbench, and a low-temperature groove which is positioned below the plurality of low-temperature detection ports is transversely arranged below the workbench;
a plurality of middle temperature detection ports which are one-to-one corresponding to the rear parts of the low temperature detection ports are transversely arranged side by side at the middle temperature detection station on the workbench, and a middle temperature groove which is arranged below the middle temperature detection ports is transversely arranged below the workbench;
a plurality of high-temperature detection ports which are in one-to-one correspondence to the rear parts of the medium-temperature detection ports are transversely arranged in parallel at the high-temperature detection station on the workbench, and a high-temperature groove which is arranged below the high-temperature detection ports is transversely arranged below the workbench;
heat transfer media, heaters for heating the corresponding heat transfer media and temperature sensors for measuring the current temperatures of the corresponding heat transfer media are arranged in the low-temperature tank, the medium-temperature tank and the high-temperature tank, and the temperatures in the low-temperature tank, the medium-temperature tank and the high-temperature tank are sequentially increased;
the automatic code scanning device is characterized in that a control panel and a controller are arranged on the workbench, and the control panel, the lifting mechanism, the translation mechanism, the displacement sensor, the rejecting mechanism, the code scanning moving mechanism, the code scanning device, the blower, the heater and the temperature sensor are all connected with the controller.
Further, translation mechanism is including vertically establishing the translation cylinder of the top of workstation is equipped with the translation slide on this translation cylinder's the output, elevating system is including vertical setting up lift cylinder on the translation slide is equipped with on this lift cylinder's the output detect the seat.
Further, the rejecting mechanism comprises a rejecting cylinder arranged on the left side of the rejecting waste port, and a rejecting push block capable of being pushed to the left side of the discharging slide block is arranged on the output end of the rejecting cylinder.
Further, it is in to sweep a yard moving mechanism including horizontal setting sweep a yard cylinder of the below of workstation, should sweep and be equipped with on the output of a yard cylinder sweep a yard ware.
Further, all be equipped with automatic water installation that adds in cooling bath, low temperature groove, medium temperature groove and the high temperature groove, this automatic water installation that adds includes the water tank, locates the water pump in this water tank and sets up respectively four water level switch on cooling bath, low temperature groove, medium temperature groove and the high temperature groove, be connected with the water pipe on the water pump, be equipped with four branch pipes on this water pipe, four the branch pipe respectively with cooling bath, low temperature groove, medium temperature groove and high temperature groove are connected, every be equipped with the solenoid valve on the branch pipe, water level switch, solenoid valve and water pump all with the controller is connected.
Further, the temperature in the low-temperature tank is 30-60 ℃, the temperature in the medium-temperature tank is 60-90 ℃, and the temperature in the high-temperature tank is 90-120 ℃.
Furthermore, a material receiving groove which is located below the detection tool is transversely arranged at the feeding station on the workbench.
When the automatic water adding device is used, 3 heaters respectively heat the heat transfer media in the low-temperature tank, the medium-temperature tank and the high-temperature tank to enable the temperatures in the low-temperature tank, the medium-temperature tank and the high-temperature tank to be test temperatures, temperature sensors in the low-temperature tank, the medium-temperature tank and the high-temperature tank monitor the temperature of the heat transfer media in real time and guarantee that the temperatures in the low-temperature tank, the medium-temperature tank and the high-temperature tank are increased in sequence, and the automatic water adding device automatically supplements water when the water levels in the cooling tank, the low-temperature tank, the medium-temperature tank and the high-temperature tank are low;
then, manually placing the temperature sensing elements in U-shaped grooves of clamps of the detection tools, wherein the temperature sensing elements are limited on the upper sides of the U-shaped grooves by steps, so that the temperature sensing elements cannot fall down from the U-shaped grooves, and then pressing heads press push rods of the temperature sensing elements under the action of second springs;
then the detection tools are driven by respective translation cylinders to move to corresponding code scanning stations, the temperature sensing elements on the detection tools are over against the code scanning ports, then the code scanning devices scan the two-dimensional codes at the bottoms of the temperature sensing elements on the first detection tools through the first code scanning ports, then the code scanning cylinders drive the code scanning devices to move to the second code scanning ports, the code scanning devices scan the two-dimensional codes at the bottoms of the temperature sensing elements on the second detection tools through the second code scanning ports, and thus, the code scanning devices on the detection tools can be driven by the code scanning cylinders to scan the code of the temperature sensing elements on the detection tools,
then the detection tools are driven by respective translation cylinders to move to corresponding low-temperature detection stations, then the detection tools are driven by respective lifting cylinders to move downwards, temperature sensing elements on the detection tools extend into heat transfer media of the low-temperature tank through corresponding low-temperature detection ports, the temperature sensing elements are heated to move so as to push rods on the temperature sensing elements to move upwards, the push rods push pressure heads and pressure rods to move upwards, the pressure rods touch a displacement sensor, the displacement sensor transmits the upwards moving stroke of the push rods of the temperature sensing elements to a controller, the controller automatically judges whether the temperature sensing elements are qualified or not under the low-temperature condition according to the temperature value detected by the temperature sensor and the stroke value detected by the displacement sensor, and then the lifting cylinders drive the respective detection tools to move upwards;
then the detection tools are driven by respective translation cylinders to move to corresponding middle temperature detection stations, then the detection tools are driven by respective lifting cylinders to move downwards, temperature sensing elements on the detection tools extend into heat transfer media of a middle temperature groove through corresponding middle temperature detection ports, the temperature sensing elements are heated to move so as to push rods on the temperature sensing elements to move upwards, the push rods push pressure heads and pressure rods to move upwards, the pressure rods touch a displacement sensor, the displacement sensor transmits the upwards moving stroke of the push rods of the temperature sensing elements to a controller, the controller automatically judges whether the temperature sensing elements are qualified or not under the middle temperature condition according to the temperature values detected by the temperature sensors and the stroke values detected by the displacement sensor, and then the lifting cylinders drive the respective detection tools to move upwards;
then the detection tools are driven by respective translation cylinders to move to corresponding high-temperature detection stations, then the detection tools are driven by respective lifting cylinders to move downwards, temperature sensing elements on the detection tools extend into heat transfer media of the high-temperature groove through corresponding high-temperature detection ports, the temperature sensing elements are heated to move so as to push rods on the temperature sensing elements to move upwards, the push rods push pressure heads and pressure rods to move upwards, the pressure rods touch a displacement sensor, the displacement sensor transmits the upwards moving stroke of the push rods of the temperature sensing elements to a controller, the controller automatically judges whether the temperature sensing elements are qualified or not under the high-temperature condition according to the temperature value detected by the temperature sensor and the stroke value detected by the displacement sensor, and then the lifting cylinders drive the respective detection tools to move upwards;
if the temperature sensing element is unqualified in detection under the conditions of low temperature or medium temperature or high temperature, the detection tool is driven by respective translation cylinders to move to a waste product rejection station, the temperature sensing element is opposite to a corresponding waste product rejection port, then the rejection cylinder drives a rejection push block to move, the rejection push block pushes a corresponding discharge slide block on the detection tool, the right end of the discharge slide block extends into a movable groove of the detection tool, so that the temperature sensing element is separated from a U-shaped groove of a clamp and falls into a corresponding waste product receiving groove through the waste product rejection port, then the rejection cylinder drives the rejection push block to return, the discharge slide block returns under the action of a first spring, and then the detection tool is driven by the corresponding translation cylinder to move to the discharge station to standby;
if the temperature-sensing elements are qualified under the conditions of low temperature, medium temperature and high temperature, the detection tool moves to a cooling station under the drive of the corresponding translation cylinder, then the detection tool moves downwards under the drive of the corresponding lifting cylinder, the temperature-sensing elements on the detection tool extend into a cooling medium of a cooling tank through the corresponding cooling ports to be cooled, then the lifting cylinder drives the corresponding detection tool to move upwards, then the detection tool moves to the corresponding blow-drying station under the drive of the corresponding translation cylinder, a blower works, air flow is sprayed by an air nozzle to blow-dry the temperature-sensing elements on the corresponding detection tool, then the detection tool moves to a feeding station under the drive of the corresponding translation cylinder, and then the temperature-sensing elements are taken down, so that the automatic detection of the temperature-sensing elements is completed. The temperature sensing elements can be tested on the same equipment, and the production rate is high.
The invention has the beneficial effects that: the automatic temperature sensing element testing device has the advantages that the automatic temperature sensing element testing device is used for automatically testing the temperature sensing element, the structure is simple and compact, the testing is convenient and fast, the testing efficiency is high, the accuracy is high, the quality of the temperature sensing element is guaranteed, meanwhile, whether the performance of the temperature sensing element is qualified or not can be automatically judged, unqualified temperature sensing elements are removed through the removing mechanism, and the operation is convenient.
Drawings
Fig. 1 is a perspective view of the present invention.
Fig. 2 is a front view of the present invention.
Fig. 3 is a right side view of the present invention.
Fig. 4 is a structural view of the inspection tool of the present invention.
Detailed Description
The invention is described in further detail below with reference to the drawings and the detailed description.
Referring to fig. 1-4, an automatic inspection device for a temperature sensing element comprises a workbench 1, wherein a feeding station, a waste product removing station, a code scanning station, a blow-drying station, a cooling station, a low-temperature detection station, a medium-temperature detection station and a high-temperature detection station are sequentially arranged on the workbench from front to back;
a plurality of detection tools 2 are transversely arranged above the feeding station on the workbench 1 side by side, each detection tool is driven by a lifting mechanism to move up and down, and each detection tool is driven by a translation mechanism to move among the feeding station, the waste product removing station, the code scanning station, the blow-drying station, the cooling station, the low-temperature detection station, the medium-temperature detection station and the high-temperature detection station;
each detection tool comprises a detection seat 201, a displacement sensor 202 arranged above the detection seat, and a clamp 203 arranged below the detection seat, wherein a movable groove 204 is vertically arranged in the clamp, the bottom wall of the movable groove is provided with a U-shaped groove 205 which is opened towards the right, the left side of the lower end of the clamp is movably provided with a discharging slide block 206, a first spring 207 is arranged between the discharging slide block and the clamp, the right end of the discharging slide block can extend into the bottom of the movable groove, a pressure head 208 which can slide up and down along the movable groove is arranged in the movable groove 204, a pressure rod 209 is arranged on the pressure head, a second spring 210 is arranged between the pressure rod and the top wall of the movable groove, and the upper end of the pressure rod 209 is contacted with the lower end of the displacement sensor 202 after penetrating through the detection seat 201;
a plurality of reject ports 3 which correspond to the detection tools one by one are transversely arranged side by side on the workbench 1 at the reject station, a reject receiving groove 4 is arranged below the reject port, and a reject mechanism which can push the left side of the discharge slide block 206 on the corresponding detection tool is arranged on the left side of the reject port;
a plurality of code scanning ports 5 which are in one-to-one correspondence with the rear parts of the waste product removing ports are transversely arranged side by side at the code scanning station on the workbench 1, and a code scanner 6 which is driven by a code scanning moving mechanism to move among the code scanning ports is arranged below the workbench;
a plurality of air nozzles 7 which are in one-to-one correspondence with each other and are positioned behind the code scanning openings are transversely arranged on the workbench 1 in parallel at the blow-drying station, and the air nozzles are connected with a blower 8 through an air pipe;
a plurality of cooling ports 9 which are in one-to-one correspondence to the rear parts of the air nozzles are transversely arranged in parallel at the cooling station on the workbench 1, a cooling groove 10 which is arranged below the plurality of cooling ports is transversely arranged below the workbench, and a cooling medium is contained in the cooling groove;
a plurality of low-temperature detection ports 11 which are in one-to-one correspondence to the rear parts of the cooling ports are transversely arranged in parallel at the low-temperature detection station on the workbench 1, and a low-temperature groove 12 which is positioned below the plurality of low-temperature detection ports is transversely arranged below the workbench;
a plurality of medium temperature detection ports 13 which are in one-to-one correspondence and are positioned behind the low temperature detection ports are transversely arranged in parallel at the medium temperature detection station on the workbench 1, and a medium temperature groove 14 which is positioned below the plurality of medium temperature detection ports is transversely arranged below the workbench;
a plurality of high-temperature detection ports 15 which are in one-to-one correspondence to the rear parts of the medium-temperature detection ports are transversely arranged side by side on the workbench 1 at the high-temperature detection station, and a high-temperature groove 16 which is arranged below the high-temperature detection ports is transversely arranged below the workbench;
heat transfer media, heaters for heating the corresponding heat transfer media and temperature sensors for measuring the current temperatures of the corresponding heat transfer media are arranged in the low-temperature tank 12, the medium-temperature tank 14 and the high-temperature tank 16, and the temperatures in the low-temperature tank, the medium-temperature tank and the high-temperature tank are sequentially increased;
the automatic cleaning machine is characterized in that a control panel 17 and a controller are arranged on the workbench 1, and the control panel 17, the lifting mechanism, the translation mechanism, the displacement sensor 202, the removing mechanism, the code scanning moving mechanism, the code scanner, the blower 8, the heater and the temperature sensor are all connected with the controller.
The translation mechanism comprises a translation cylinder 18 longitudinally arranged above the workbench 1, a translation sliding seat 19 is arranged at the output end of the translation cylinder, the lifting mechanism comprises a lifting cylinder 20 vertically arranged on the translation sliding seat, and the output end of the lifting cylinder is provided with the detection seat 201.
The removing mechanism comprises a removing cylinder 21 arranged on the left side of the removing waste port 3, and a removing push block 22 which can be pushed to the left side of the discharging slide block 206 is arranged on the output end of the removing cylinder.
The code scanning moving mechanism comprises a code scanning cylinder 23 transversely arranged below the workbench 1, and the code scanner 6 is arranged at the output end of the code scanning cylinder.
All be equipped with automatic water installation in cooling bath 10, low-temperature groove 12, medium temperature groove 14 and the high temperature groove 16, this automatic water installation includes water tank 24, locates the water pump in this water tank and sets up respectively four water level switch on cooling bath, low-temperature groove, medium temperature groove and the high temperature groove, be connected with the water pipe on the water pump, be equipped with four branch pipes on this water pipe, four the branch pipe respectively with cooling bath, low-temperature groove, medium temperature groove and high temperature groove are connected, every be equipped with the solenoid valve on the branch pipe, water level switch, solenoid valve and water pump all with the controller is connected.
The temperature in the low-temperature tank 12 is preferably 30 to 60 ℃, the temperature in the low-temperature tank is preferably 50 ℃, the temperature in the medium-temperature tank 14 is preferably 60 to 90 ℃, the temperature in the medium-temperature tank is preferably 80 ℃, the temperature in the high-temperature tank 16 is preferably 90 to 120 ℃, and the temperature in the high-temperature tank is preferably 100 ℃.
The workbench 1 is provided with a plurality of material receiving grooves 26 which are arranged below the detection tools 2 in the transverse direction at the feeding station.
When the automatic water adding device is used, 3 heaters respectively heat transfer media in the low-temperature tank 12, the medium-temperature tank 14 and the high-temperature tank 16 to enable the temperatures in the low-temperature tank, the medium-temperature tank and the high-temperature tank to be test temperatures, temperature sensors in the low-temperature tank 12, the medium-temperature tank 14 and the high-temperature tank 16 monitor the temperatures of the heat transfer media in real time and guarantee that the temperatures in the low-temperature tank, the medium-temperature tank and the high-temperature tank are increased in sequence, and the automatic water adding device automatically supplements water when the water levels in the cooling tank, the low-temperature tank, the medium-temperature tank and the high-temperature tank are lower;
then, the temperature sensing element is manually placed in a U-shaped groove 205 of a clamp 203 of the detection tool 2, the temperature sensing element is limited on the upper side of the U-shaped groove by a step, so that the temperature sensing element cannot fall down from the U-shaped groove, then a pressure head is pressed on a push rod of the temperature sensing element under the action of a second spring 210, and thus, the temperature sensing element is installed in each detection tool, a material receiving groove 25 at a feeding station can receive the temperature sensing element, and the temperature sensing element is prevented from falling from the detection tool carelessly and falling;
then the detection tools 2 are driven by respective translation cylinders 18 to move to the corresponding code scanning stations, the temperature sensing elements on the detection tools are over against the code scanning ports 5, then the code scanning device 6 scans the two-dimensional codes at the bottom of the temperature sensing elements on the first detection tool through the first code scanning port, then the code scanning cylinder 23 drives the code scanning device 6 to move to the second code scanning port 5, the code scanning device scans the two-dimensional codes at the bottom of the temperature sensing elements on the second detection tool through the second code scanning port, and thus, the code scanning cylinder 23 drives the code scanning device 6 to scan the temperature sensing elements on each detection tool 2,
then the detection tools 2 are driven by respective translation cylinders 18 to move to corresponding low-temperature detection stations, then the detection tools are driven by respective lifting cylinders 20 to move downwards, temperature sensing elements on the detection tools extend into heat transfer media of the low-temperature tank 12 through corresponding low-temperature detection ports 11, the temperature sensing elements are heated to move so as to push rods on the temperature sensing elements to move upwards, the push rods push pressure heads 208 and pressure rods 209 to move upwards, the pressure rods touch a displacement sensor 202, the displacement sensor transmits upwards moving strokes of the push rods of the temperature sensing elements to a controller, the controller automatically judges whether the temperature sensing elements are qualified or not under the low-temperature condition according to temperature values detected by the temperature sensors and stroke values detected by the displacement sensor 202, and then the lifting cylinders 20 drive the respective detection tools 2 to move upwards;
then the detection tools 2 are driven by respective translation cylinders 18 to move to corresponding intermediate temperature detection stations, then the detection tools are driven by respective lifting cylinders 20 to move downwards, temperature sensing elements on the detection tools extend into heat transfer media of the intermediate temperature tank 14 through corresponding intermediate temperature detection ports 13, the temperature sensing elements are heated to move so as to push rods on the temperature sensing elements to move upwards, the push rods push the pressure heads 208 and the pressure rods 209 to move upwards, the pressure rods touch the displacement sensors 202, the displacement sensors transmit upwards moving strokes of the push rods of the temperature sensing elements to the controller, the controller automatically judges whether the temperature sensing elements are qualified or not under the condition of intermediate temperature according to temperature values detected by the temperature sensors and stroke values detected by the displacement sensors 202, and then the lifting cylinders 20 drive the respective detection tools 2 to move upwards;
then the detection tools 2 are driven by respective translation cylinders 18 to move to corresponding high-temperature detection stations, then the detection tools are driven by respective lifting cylinders 20 to move downwards, temperature sensing elements on the detection tools extend into heat transfer media of the high-temperature groove 16 through corresponding high-temperature detection ports 15, the temperature sensing elements are heated to move so as to push rods on the temperature sensing elements to move upwards, the push rods push the pressure heads 208 and the pressure rods 209 to move upwards, the pressure rods touch the displacement sensors 202, the displacement sensors transmit upwards moving strokes of the push rods of the temperature sensing elements to the controller, the controller automatically judges whether the temperature sensing elements are qualified under the high-temperature condition according to temperature values detected by the temperature sensors and stroke values detected by the displacement sensors 202, and then the lifting cylinders 20 drive the respective detection tools 2 to move upwards;
if the temperature sensing element is unqualified in detection under the conditions of low temperature or medium temperature or high temperature, the detection tool 2 is driven by the respective translation cylinder 18 to move to a waste product rejection station, the temperature sensing element is opposite to the corresponding waste product rejection port 3, then the rejection cylinder 21 drives the rejection push block 22 to move, the rejection push block pushes the corresponding discharge slide block 206 on the detection tool 2, the right end of the discharge slide block extends into the movable groove 204 of the detection tool so that the temperature sensing element is separated from the U-shaped groove 205 of the fixture and falls into the corresponding waste product receiving groove 4 through the waste product rejection port 3, then the rejection cylinder 21 drives the rejection push block 22 to return, the discharge slide block 206 returns under the action of the first spring 207, and then the detection tool 2 moves to the waste product rejection station to standby under the drive of the corresponding translation cylinder 18;
if the temperature sensing elements are qualified in the low temperature, the medium temperature and the high temperature conditions, the detection tool 2 is driven by the corresponding translation cylinder 18 to move to a cooling station, then the detection tool is driven by the corresponding lifting cylinder 20 to move downwards, the temperature sensing elements on the detection tool extend into a cooling medium of the cooling tank 10 through the corresponding cooling ports 9 to be cooled, then the lifting cylinder 20 drives the corresponding detection tool 2 to move upwards, then the detection tool is driven by the corresponding translation cylinder 18 to move to the corresponding blow-drying station, the blower 8 works, air is sprayed out by the air nozzles 7 to blow-dry the temperature sensing elements on the corresponding detection tool 2, then the detection tool is driven by the corresponding translation cylinder 18 to move to the feeding station, and then the temperature sensing elements are taken down, so that the automatic detection of the temperature sensing elements is completed. A plurality of temperature sensing elements can be tested on the same equipment, and the production rate is high.
Claims (7)
1. The utility model provides a temperature-sensing element automatic check out test set, includes the workstation, its characterized in that: the workbench is sequentially provided with a feeding station, a waste product removing station, a code scanning station, a blow-drying station, a cooling station, a low-temperature detection station, a medium-temperature detection station and a high-temperature detection station from front to back;
a plurality of detection tools are transversely arranged above the feeding station on the workbench side by side, each detection tool is driven by a lifting mechanism to move up and down, and each detection tool is driven by a translation mechanism to move among the feeding station, the waste product removing station, the code sweeping station, the blow-drying station, the cooling station, the low-temperature detection station, the medium-temperature detection station and the high-temperature detection station;
each detection tool comprises a detection seat, a displacement sensor arranged above the detection seat and a clamp arranged below the detection seat, wherein a movable groove is vertically arranged in the clamp, a U-shaped groove with an opening towards the right is formed in the bottom wall of the movable groove, an unloading slide block is movably arranged on the left side of the lower end of the clamp, a first spring is arranged between the unloading slide block and the clamp, the right end of the unloading slide block can extend into the bottom of the movable groove, a pressure head which can slide up and down along the movable groove is arranged in the movable groove, a pressure rod is arranged on the pressure head, a second spring is arranged between the pressure rod and the top wall of the movable groove, and the upper end of the pressure rod is contacted with the lower end of the displacement sensor after penetrating through the detection seat;
a plurality of waste rejecting openings which correspond to the detection tools one by one are transversely arranged in parallel at the waste rejecting station on the workbench, a waste receiving groove is arranged below the waste rejecting openings, and a rejecting mechanism which can push the left side of the discharging slide block on the corresponding detection tool is arranged on the left side of the waste rejecting openings;
a plurality of code scanning ports which are in one-to-one correspondence with the rear parts of the waste product eliminating ports are transversely arranged side by side at the code scanning station on the workbench, and a code scanner which is driven by a code scanning moving mechanism to move among the code scanning ports is arranged below the workbench;
a plurality of air nozzles which are in one-to-one correspondence with the rear parts of the code scanning openings are transversely arranged side by side on the workbench at the blow-drying station, and the air nozzles are connected with a blower through an air pipe;
a plurality of cooling holes which are in one-to-one correspondence with the cooling holes behind the air nozzles are transversely arranged in parallel at the cooling station on the workbench, a cooling groove which is arranged below the plurality of cooling holes is transversely arranged below the workbench, and a cooling medium is contained in the cooling groove;
a plurality of low-temperature detection ports which are in one-to-one correspondence to the rear parts of the cooling ports are transversely arranged in parallel at the low-temperature detection station on the workbench, and a low-temperature groove which is positioned below the plurality of low-temperature detection ports is transversely arranged below the workbench;
a plurality of medium temperature detection ports which are in one-to-one correspondence to the rear parts of the low temperature detection ports are transversely arranged in parallel at the medium temperature detection station on the workbench, and a medium temperature groove which is positioned below the plurality of medium temperature detection ports is transversely arranged below the workbench;
a plurality of high-temperature detection ports which are in one-to-one correspondence to the rear parts of the medium-temperature detection ports are transversely arranged in parallel at the high-temperature detection station on the workbench, and a high-temperature groove which is arranged below the high-temperature detection ports is transversely arranged below the workbench;
heat transfer media, heaters for heating the corresponding heat transfer media and temperature sensors for measuring the current temperatures of the corresponding heat transfer media are arranged in the low-temperature tank, the medium-temperature tank and the high-temperature tank, and the temperatures in the low-temperature tank, the medium-temperature tank and the high-temperature tank are sequentially increased;
the automatic code scanning device is characterized in that a control panel and a controller are arranged on the workbench, and the control panel, the lifting mechanism, the translation mechanism, the displacement sensor, the rejecting mechanism, the code scanning moving mechanism, the code scanning device, the blower, the heater and the temperature sensor are all connected with the controller.
2. The temperature-sensitive element automatic inspection apparatus according to claim 1, characterized in that: translation mechanism is including vertically establishing the translation cylinder of the top of workstation is equipped with the translation slide on this translation cylinder's the output, elevating system includes vertical setting and is in lift cylinder on the translation slide is equipped with on the output of this lift cylinder detect the seat.
3. The temperature-sensitive element automatic inspection apparatus according to claim 1, characterized in that: the rejecting mechanism comprises a rejecting cylinder arranged on the left side of the rejecting waste port, and an rejecting push block capable of being pushed to the left side of the discharging slide block is arranged on the output end of the rejecting cylinder.
4. The automatic inspection apparatus for a temperature-sensitive element according to claim 1, wherein: sweep a yard moving mechanism including transversely setting up sweep a yard cylinder of the below of workstation, should sweep and be equipped with on the output of a yard cylinder sweep a yard ware.
5. The automatic inspection apparatus for a temperature-sensitive element according to claim 1, wherein: all be equipped with automatic water installation that adds in cooling bath, low temperature groove, medium temperature groove and the high temperature groove, this automatic water installation that adds includes the water tank, locates the water pump in this water tank and sets up respectively four water level switch on cooling bath, low temperature groove, medium temperature groove and the high temperature groove, be connected with the water pipe on the water pump, be equipped with four branch pipes on this water pipe, four the branch pipe respectively with cooling bath, low temperature groove, medium temperature groove and high temperature groove are connected, every be equipped with the solenoid valve on the branch pipe, water level switch, solenoid valve and water pump all with the controller is connected.
6. The automatic inspection apparatus for a temperature-sensitive element according to claim 1, wherein: the temperature in the low-temperature tank is 30-60 ℃, the temperature in the medium-temperature tank is 60-90 ℃, and the temperature in the high-temperature tank is 90-120 ℃.
7. The temperature-sensitive element automatic inspection apparatus according to claim 1, characterized in that: the workbench is provided with a plurality of material receiving grooves which are arranged below the detection tools in the transverse direction at the material loading station.
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