A fully automatic test calorimeter and test method

Abstract

The present invention discloses a fully automatic test calorimeter, including an oxygen bomb automatic cover opening and closing device for automatically opening or closing the cover; an oxygen bomb automatic oxygen filling device for automatically filling with oxygen; an oxygen bomb automatic water adding device for automatically adding a certain amount of water; an oxygen bomb core pulling and releasing assembly for automatically pulling and releasing the oxygen bomb core; a calorific value testing device for performing calorific value testing on samples; and an oxygen bomb automatic transfer device for realizing the circulation of oxygen bombs between various devices. The present invention also discloses a testing method, including: S01, opening the cover of the oxygen bomb; S02, pulling out the oxygen bomb core; S03, placing a crucible; adding water to the oxygen bomb body; S04, releasing the oxygen bomb core: placing the oxygen bomb core in the oxygen bomb body; S05, closing the cover of the oxygen bomb; S06, performing a calorific value test. The calorimeter and method of the present invention have the advantages of a high degree of automation.

Description

Technical Field

[0001] The invention mainly relates to the technical field of sample analysis, and in particular to a full-automatic test calorimeter and a test method. Background Art

[0002] The calorimeter is an instrument used to determine the calorific value of various solid, liquid and other combustible materials. It is mainly composed of an outer cylinder, an inner cylinder and an oxygen bomb. The calorific value of the combustible material is measured by the combustion of the combustible material in the oxygen bomb. The calorimeters on the current market all require manual operation, including manual preparation of the oxygen bomb, manual opening of the oxygen bomb, manual addition of water to the oxygen bomb, manual placement of the crucible, manual tying of the ignition wire, manual capping of the oxygen bomb, manual oxygenation, manual placement of the oxygen bomb into the calorimeter, manual entry of the coal sample weight, and the calorimeter automatically completing the experiment. After the experiment is completed, the oxygen bomb is manually taken out of the calorimeter, the exhaust gas in the oxygen bomb is manually released, the cover is manually opened, the crucible is manually taken out for cleaning, and the oxygen bomb is manually cleaned. The above work is all done manually, and there are problems: 1. Low efficiency; 2. High labor intensity; 3. Low degree of automation; 4. Manual intervention, and there may be the possibility of manual interference with the experimental results. Summary of the invention

[0003] The technical problem to be solved by the present invention is: in view of the technical problems existing in the prior art, the present invention provides a fully automatic test calorimeter with a simple structure and a high degree of automation, and correspondingly provides a test method with simple operation and a high degree of automation.

[0004] In order to solve the above technical problems, the technical solution proposed by the present invention is:

[0005] A fully automatic test calorimeter, comprising

[0006] The oxygen bomb automatic cover opening and closing device is used to automatically open or close the oxygen bomb cover on the oxygen bomb;

[0007] Oxygen bomb automatic oxygen filling device, used for automatic oxygen filling operation of oxygen bomb;

[0008] The oxygen bomb automatic water adding device is used to automatically add a certain amount of water into the oxygen bomb;

[0009] The oxygen bomb core extraction and placement assembly is used to automatically extract the oxygen bomb core from the oxygen bomb body or put the oxygen bomb core into the oxygen bomb body;

[0010] A calorific value test device for testing the calorific value of a sample in a crucible in an oxygen bomb; and

[0011] The oxygen bomb automatic transfer device is used to realize the flow of oxygen bombs between various devices.

[0012] As a further improvement of the above technical solution:

[0013] It also includes an oxygen bomb automatic deflation device, which is used for automatically defusing the gas in the oxygen bomb before opening the cover.

[0014] It also includes an oxygen bomb automatic cleaning device for automatically cleaning the oxygen bomb body.

[0015] It also includes an oxygen bomb storage device for storing the oxygen bomb.

[0016] It also includes an oxygen bomb position correction device, which is used to correct the crucible in the oxygen bomb core to a preset position.

[0017] It also includes a crucible taking and placing component, which is used for automatically taking and placing the crucible in the oxygen bomb core.

[0018] The calorific value testing device, the oxygen bomb automatic oxygen filling device, the oxygen bomb automatic water adding device, the oxygen bomb automatic cover opening and closing device and the oxygen bomb core pulling and releasing assembly are all located in a shell and are arranged in a straight line or in a ring in sequence; when the devices are arranged in a straight line, the oxygen bomb automatic transfer device is slidably arranged on one side of each device; when the devices are arranged in a ring, the oxygen bomb automatic transfer device is slidably arranged on the ring side of each device.

[0019] It also includes an automatic crucible transfer device for realizing the transfer of the crucible between the devices in the shell and the outside.

[0020] The number of the calorific value testing devices is multiple.

[0021] The oxygen bomb automatic deflation device comprises a deflation punch and a first lifting assembly; the deflation punch is mounted on the first lifting assembly and is lifted up and down under the drive of the first lifting assembly; the deflation punch has an opening at the bottom, and is used to be sleeved on the outer peripheral side of the oxygen bomb head of the oxygen bomb and form a peripheral seal; the deflation punch is provided with an exhaust channel inside and a pin is provided on the bottom end surface for pushing open the bullet core of the oxygen bomb for deflation.

[0022] The deflation punch comprises a deflation head and a sealing fixing head. The deflation head is mounted on the first lifting assembly, and the sealing fixing head is detachably mounted on the bottom of the deflation head.

[0023] The sealing fixing head includes a connecting portion and a clamping portion, an annular step is formed between the connecting portion and the clamping portion; the connecting portion is threadedly connected to the degassing head, and an annular sealing member is installed between the annular step and the bottom end surface of the degassing head to be sleeved on the outer peripheral side of the oxygen bomb to form a peripheral side seal.

[0024] The oxygen bomb automatic oxygenation device comprises an oxygenation punch and a second lifting assembly; the oxygenation punch is mounted on the second lifting assembly and is lifted and lowered by the drive of the second lifting assembly; an opening is provided at the bottom of the oxygenation punch, which is used to be sleeved on the outer peripheral side of the oxygen bomb head of the oxygen bomb and form a peripheral seal when descending; an inflation channel is provided inside the oxygenation punch; and the oxygenation punch is connected to an oxygen source at one end of the inflation channel through an inflation pipe.

[0025] The inflation pipeline is provided with a switch assembly and a pressure detection member for detecting oxygen pressure.

[0026] It also includes a fixing assembly and a pressure plate assembly; the fixing assembly is used to fix the oxygen bomb body at a predetermined position; the pressure plate assembly includes a pressure plate and a third lifting assembly, the pressure plate is installed at the movable end of the third lifting assembly, and is used to press one side of the crucible support and move downward to make the crucible avoid the ignition rod on the oxygen bomb core.

[0027] The oxygen bomb core pulling and releasing assembly includes a hanging plate and a fourth lifting assembly. The hanging plate is installed at the movable end of the fourth lifting assembly. The hanging plate is used to hang the oxygen warhead and automatically pull out and release the oxygen bomb core under the drive of the fourth lifting assembly.

[0028] The crucible placement assembly comprises a first translation unit, a bracket and a positioning groove; one end of the bracket is connected to the movable end of the first translation unit, and the positioning groove is installed at the other end of the bracket.

[0029] It also includes an oxygen bomb core pressing assembly, which is used to press the oxygen bomb core onto the oxygen bomb body before the oxygen bomb core is extracted so that the oxygen bomb core extraction assembly can reliably hang the oxygen bomb head.

[0030] The oxygen bomb core pressing assembly includes a pressing block and a fifth lifting assembly. The pressing block is installed at the movable end of the fifth lifting assembly and is used to cover the oxygen bomb head and press down under the drive of the fifth lifting assembly to press the oxygen bomb core onto the oxygen bomb body.

[0031] The oxygen bomb position correction device includes a correction punch, a third rotating assembly and a sixth lifting assembly; the bottom of the correction punch is open, and a correction boss matching the correction notch of the oxygen bomb is provided at the opening; the correction punch is mounted on the third rotating assembly and rotates under the drive of the third rotating assembly; the third rotating assembly is mounted on the sixth lifting assembly and rises and falls under the drive of the sixth lifting assembly.

[0032] The oxygen bomb automatic cleaning device comprises a fixing unit, a lifting and rotating assembly and a cleaning assembly; the fixing unit is used to fix the oxygen bomb at a cleaning position; the cleaning assembly is installed on the lifting and rotating assembly, and under the drive of the lifting and rotating assembly, extends into the oxygen bomb and rotates to clean the oxygen bomb.

[0033] The cleaning assembly includes a hollow brush rod with bristles arranged around the brush rod; the brush rod is closed at the bottom and open at the top, and is provided with a plurality of water outlets communicating with the internal cavity on the side, and the opening at the top of the brush rod is connected to a water adding assembly.

[0034] The present invention also discloses a testing method based on the fully automatic testing calorimeter as described above, comprising the following steps:

[0035] S01, opening the oxygen bomb cover: the oxygen bomb automatic transfer device moves the oxygen bomb to the oxygen bomb automatic cover opening and closing device, and the oxygen bomb cover is opened by the oxygen bomb automatic cover opening and closing device;

[0036] S02, extracting the oxygen bomb core: the oxygen bomb automatic transfer device moves the opened oxygen bomb to the oxygen bomb core extraction and release assembly, and extracts the oxygen bomb core from the oxygen bomb body through the oxygen bomb core extraction and release assembly;

[0037] S03, placing the crucible: placing the crucible containing the sample on the crucible support of the oxygen bomb core; at the same time, the oxygen bomb automatic transfer device moves the oxygen bomb body to the oxygen bomb automatic water adding device, and a certain amount of water is added into the oxygen bomb body through the oxygen bomb automatic water adding device;

[0038] S04, releasing the oxygen bomb core: the oxygen bomb automatic transfer device moves the oxygen bomb core and the oxygen bomb body with water added to the oxygen bomb core pulling and releasing assembly, and places the oxygen bomb core in the oxygen bomb body through the oxygen bomb core pulling and releasing assembly;

[0039] S05, closing the oxygen bomb cover: the oxygen bomb automatic transfer device moves the oxygen bomb to the oxygen bomb automatic cover opening and closing device, and the oxygen bomb cover is closed on the oxygen bomb body by the oxygen bomb automatic cover opening and closing device;

[0040] S06, testing: the oxygen bomb automatic transfer device moves the oxygen bomb to the calorific value testing device for calorific value testing.

[0041] As a further improvement of the above technical solution:

[0042] Before step S01, the oxygen bomb automatic transfer device moves the oxygen bomb to the deflation station to perform deflation operation on the oxygen bomb.

[0043] Between step S02 and step S03, the oxygen bomb automatic transfer device moves the oxygen bomb body to a cleaning station for cleaning.

[0044] Between step S01 and step S02, the oxygen bomb automatic transfer device moves the oxygen bomb to the correction station and rotates the oxygen bomb to a predetermined position.

[0045] Compared with the prior art, the advantages of the present invention are:

[0046] The fully automatic test calorimeter of the present invention realizes the automation of oxygen bomb processing by configuring various automatically operated devices and realizing the circulation of oxygen bombs between various devices through an automatic oxygen bomb transfer device, and automatically completes the calorific value test of samples, with high automation, high efficiency and high test accuracy.

[0047] The oxygen bomb automatic deflation device in the fully automatic test calorimeter of the present invention drives the deflation punch or the oxygen bomb to rise and fall by the first lifting component, so that the sealing fixing head covers the peripheral side of the oxygen bomb to form a peripheral side seal to prevent gas leakage, and then the bomb core of the oxygen bomb is pushed open by the ejector pin to deflate; the structure is simple, the degree of automation is high and it is not easy to leak.

[0048] The oxygen bomb automatic oxygenation device in the fully automatic test calorimeter of the present invention drives the oxygenation punch or the oxygen bomb to rise and fall by the second lifting component, so that the sealing fixing head covers the peripheral side of the oxygen bomb to form a peripheral side seal to avoid gas leakage, and then the oxygen bomb is oxygenated. In addition, whether the oxygenation pressure is qualified is judged by the cooperation of the pressure detection component and the switch component; the structure is simple, the oxygenation automation degree is high and the sealing performance is good.

[0049] The oxygen bomb automatic correction device in the fully automatic test calorimeter of the present invention can drive the oxygen bomb to rotate to a predetermined position by clamping the correction boss in the correction punch into the correction notch, thereby ensuring that the crucible positions on the oxygen bomb cores taken out of the oxygen bomb are all located in the same orientation, thereby facilitating other automatic mechanisms such as a manipulator to take and place the crucible, etc., thereby improving the degree of automation.

[0050] The oxygen bomb automatic cleaning device in the fully automatic test calorimeter of the present invention drives the cleaning component through the lifting and rotating component to descend and extend into the oxygen bomb, and then rotates to clean the oxygen bomb; the device has a simple structure, is easy to operate, can clean independent oxygen bombs, and improves the degree of automation.

[0051] The oxygen bomb core pulling and releasing device in the full-automatic test calorimeter of the present invention can realize automatic pulling and releasing of the oxygen bomb core by hanging the oxygen bomb head through the hanging component and then driving the lifting cylinder. It has simple structure, easy operation and high automation.

[0052] The testing method of the present invention also has the advantages of the fully automatic testing calorimeter as described above, and is easy to operate. BRIEF DESCRIPTION OF THE DRAWINGS

[0053] Figure 1 It is a schematic diagram of the structure of the present invention.

[0054] Figure 2 It is a schematic structural diagram of the automatic deflation device of the oxygen bomb in the present invention.

[0055] Figure 3It is a schematic diagram of the structure of the automatic oxygen filling device of the oxygen bomb in the present invention.

[0056] Figure 4 It is a schematic structural diagram of the automatic crucible processing device of the present invention.

[0057] Figure 5 It is a schematic structural diagram of the pressure plate assembly and the crucible placement assembly in the present invention.

[0058] Figure 6 It is a schematic diagram of the structure of the oxygen bomb position correction device in the present invention.

[0059] Figure 7 It is a schematic diagram of the structure of the automatic cleaning device for oxygen bombs in the present invention.

[0060] Figure 8 It is a test flow chart before and during testing in the present invention.

[0061] Fig. 9 It is a test flow chart after the test in the present invention.

[0062] The numbers in the figure indicate: 1. calorific value testing device; 2. oxygen bomb automatic deflation device; 21. first lifting assembly; 22. deflation punch; 2201. deflation head; 22011. exhaust channel; 2202. sealing fixing head; 2203. sealing member; 2204. ejector pin; 3. oxygen bomb automatic oxygenation device; 31. oxygenation assembly; 3101. pressure detection member; 3102. valve body; 3103. switch assembly; 3104. oxygen source; 32. oxygenation punch; 33. second lifting assembly; 4. oxygen bomb automatic watering device; 5. oxygen bomb automatic cleaning device; 51. second rotating assembly; 52. lifting and rotating assembly; 5201. first rotating assembly; 5202. first lifting unit; 53. cleaning assembly; 5301. brush rod; 5302. brush hair; 5303. water outlet; 54. watering assembly; 6. oxygen bomb position correction positive device; 61, correction punch; 6101, correction boss; 62, sixth lifting assembly; 63, third rotating assembly; 7, oxygen bomb automatic cover opening and closing device; 8, crucible automatic processing device; 81, oxygen bomb core clamping assembly; 8101, clamping block; 8102, fifth lifting assembly; 82, oxygen bomb core pulling and releasing assembly; 8201, hanging plate; 83, pressing plate assembly; 8301, pressing plate; 84, crucible taking and placing assembly; 8401, bracket; 8402, positioning groove; 8403, first translation unit; 85, stabilizing assembly; 8501, mounting bracket; 8502, positioning column; 9, crucible automatic transfer device; 10, oxygen bomb automatic transfer device; 11, shell; 12, oxygen bomb; 1201, oxygen bomb body; 1202, oxygen bomb head; 1203, oxygen bomb core; 1204, oxygen bomb cover; 13, oxygen bomb storage device. DETAILED DESCRIPTION

[0063] The present invention is further described below in conjunction with the accompanying drawings and specific embodiments.

[0064] like Figure 1 As shown, the fully automatic test calorimeter of this embodiment includes an oxygen bomb automatic cover opening and closing device 7, which is used to automatically open or close the oxygen bomb cover 1204 on the oxygen bomb 12; an oxygen bomb automatic oxygen filling device 3, which is used to automatically fill the oxygen bomb 12; an oxygen bomb automatic water adding device 4, which is used to automatically add a certain amount of water into the oxygen bomb 12; an automatic crucible processing device 8, including an oxygen bomb core extraction and release assembly 82, which is used to automatically extract the oxygen bomb core 1203 from the oxygen bomb body 1201 or put the oxygen bomb core 1203 into the oxygen bomb body 1201; a calorific value testing device 1, which is used to test the calorific value of the sample in the crucible; and an oxygen bomb automatic transfer device 10, which is used to realize the circulation of the oxygen bomb 12 between various devices. The fully automatic test calorimeter of the present invention realizes the automation of oxygen bomb 12 processing by configuring the above various automatically operated devices, and realizes the circulation of the oxygen bomb 12 between various devices through the oxygen bomb automatic transfer device 10, and automatically completes the calorific value test of the sample.

[0065] In this embodiment, it also includes an oxygen bomb storage device 13, an oxygen bomb position correction device 6 and an oxygen bomb automatic cleaning device 5, wherein the oxygen bomb storage device 13 is used to store the oxygen bomb 12; the oxygen bomb position correction device 6 is used to correct the crucible in the oxygen bomb core 1203 to a preset position; the oxygen bomb automatic cleaning device 5 is used to clean the oxygen bomb body 1201.

[0066] In this embodiment, the crucible automatic handling device 8 also includes a crucible picking and placing assembly 84 and an oxygen bomb automatic deflation device 2; the crucible picking and placing assembly 84 is used to automatically pick up and place the crucible in the oxygen bomb core 1203; the oxygen bomb automatic deflation device 2 is used to automatically release the gas in the oxygen bomb 12 before opening the cover, ensuring that the oxygen bomb 12 is in a deflated state before opening the cover, thereby ensuring the safety of the test work.

[0067] In this embodiment, the calorific value testing device 1, the oxygen bomb storage device 13, the oxygen bomb automatic deflation device 2, the oxygen bomb automatic oxygen filling device 3, the oxygen bomb automatic water adding device 4, the oxygen bomb automatic cleaning device 5, the oxygen bomb position correction device 6, the oxygen bomb automatic cover opening and closing device 7 and the crucible automatic processing device 8 are all located in a shell 11 and are arranged in a straight line or ring shape in sequence, wherein the number of the calorific value testing devices 1 is four; when the devices are arranged in a straight line, the oxygen bomb automatic transfer device 10 is slidably arranged on one side of each device; when the devices are arranged in a ring shape, the oxygen bomb automatic transfer device 10 is slidably arranged on the ring side of each device. An automatic crucible transfer device 9 is arranged between the inside and outside of the shell 11, which is used to realize the transfer of the crucible between the devices in the shell 11 and the outside. In addition, in other embodiments, each device can also be arranged in other shapes such as L shape.

[0068] like Figure 2 As shown, the oxygen bomb automatic deflation device 2 includes a deflation punch 22 and a first lifting assembly 21; the deflation punch 22 includes a deflation head 2201 and a sealing fixing head 2202, the sealing fixing head 2202 is detachably mounted on the bottom of the deflation head 2201, and is used to be sleeved on the outer peripheral side of the oxygen bomb head 1202 of the oxygen bomb 12 and form a peripheral side seal; the deflation head 2201 is provided with an exhaust channel 22011 running through it from top to bottom, and a ejector pin 2204 is provided on the bottom end surface, and the first lifting assembly 21 is connected to the deflation punch 22 or the first lifting assembly 21. The oxygen bomb 12 is connected to the deflation punch 2201, which is used to drive the deflation punch 22 or the oxygen bomb 12 to move up and down; when deflation is performed, the deflation head 2201 and the sealing fixed head 2202 are lowered as a whole, so that the sealing fixed head 2202 covers the peripheral side of the oxygen bomb 1202 to form a peripheral side seal, and then the ejector pin 2204 is used to push open the bullet core of the oxygen bomb 12 to deflate, and the released gas is then discharged to the collection box (or other designated device) through the exhaust channel 22011 for processing; the structure is simple, the degree of automation is high, and it is not easy to leak. Of course, in other embodiments, the oxygen bomb 12 can also be lifted and lowered by a lifting cylinder instead of the deflation punch 22.

[0069] In this embodiment, the sealing fixed head 2202 includes a connecting portion and a clamping portion, and an annular step is formed between the connecting portion and the clamping portion; wherein the connecting portion and the degassing head 2201 (specifically a sleeve shaft) are detachably connected (such as threaded connection, etc.), and an annular seal 2203 is provided between the annular step and the bottom end surface of the degassing head 2201 to be sleeved on the outer peripheral side of the oxygen bullet 1202 to form a peripheral seal. In addition, the internal opening of the clamping portion is in a cone shape or an arc shape, which is convenient for alignment with the oxygen bullet 1202; a joint is provided at the top of the degassing head 2201, and the joint is connected to one end of the degassing pipe 206, and the other end of the degassing pipe is connected to the collection box.

[0070] like Figure 3As shown, the oxygen bomb automatic oxygenation device 3 includes an oxygenation punch 32 and a second lifting assembly 33; the oxygenation punch 32 includes an oxygenation head and a sealing fixed head 2202 (the same as the sealing fixed head 2202 of the oxygen bomb automatic deflation device 2), and the second lifting assembly 33 is connected to the oxygenation punch 32 or the oxygen bomb 12 to drive the oxygenation punch 32 or the oxygen bomb 12 to move up and down; the sealing fixed head 2202 is detachably mounted on the bottom of the oxygenation head, and is used to be sleeved on the outer peripheral side of the oxygen bomb head 1202 of the oxygen bomb 12 when descending and form a The oxygenating head is sealed on the periphery; an inflation passage running through the upper and lower parts is provided inside the oxygenating head; an oxygenating assembly 31 is connected to one end of the inflation passage through an inflation pipe, and specifically includes an oxygen source 3104, a switch assembly 3103 and a pressure detecting member 3101; the switch assembly 3103 and the pressure detecting member 3101 for detecting the oxygen pressure are arranged on the inflation pipe; specifically, the pressure detecting member 3101 is installed on the inflation pipe through a valve body 3102, and the oxygen source 3104 is connected to one end of the inflation pipe. When performing the oxygenation operation, the oxygenation head and the sealing fixed head 2202 are lowered as a whole, so that the sealing fixed head 2202 covers the circumference of the oxygen bullet 1202 and forms a circumferential seal, and then the oxygen source 3104 enters the oxygen bomb 12 through the inflation pipe, the oxygenation head, the oxygen bullet 1202 and the bullet core; after a period of oxygenation, the switch assembly 3103 is disconnected and no more oxygenation is performed. At this time, the pressure detection component 3101 detects the oxygen pressure in the oxygen bomb 12-inflation pipe loop. If the loop pressure value remains within a predetermined range within a certain period of time, the oxygenation is completed. The oxygenation punch 32 is driven up and down by the second lifting assembly 33, so that the sealing fixed head 2202 covers the circumference of the oxygen bullet 1202 to form a circumferential seal to avoid gas leakage, and then the oxygenation operation is performed on the oxygen bomb 12. In addition, the pressure detection component 3101 and the switch assembly 3103 are used to judge whether the oxygenation pressure is qualified; the structure is simple, the degree of automation is high and the sealing performance is good.

[0071] like Figure 4 and Figure 5As shown, the crucible automatic processing device 8 includes a fixing assembly, an oxygen bomb core pulling and placing assembly 82, a pressing plate assembly 83 and a crucible taking and placing assembly 84; the fixing assembly is used to fix the oxygen bomb body 1201 at a predetermined position (a position for pulling and placing the oxygen bomb core 1203); the oxygen bomb core pulling and placing assembly 82 is installed above the predetermined position, and is used to hang the oxygen bomb head 1202 and lift it up and down to pull and place the oxygen bomb core 1203, and specifically includes a hanging plate 8201 and a lifting cylinder, and the hanging plate 82 01 is installed on the movable end of the lifting cylinder, the holding plate 8201 is used to hang the oxygen warhead 1202 and automatically pull out the oxygen core 1203 under the drive of the lifting cylinder; the pressure plate assembly 83 includes a pressure plate 8301 and a lifting cylinder, the pressure plate 8301 is installed on the movable end of the lifting cylinder, and is used to press one side of the crucible support and move downward to make the crucible avoid the ignition rod on the oxygen core 1203; the crucible picking and placing assembly 84 is used to pick up and place the crucible on the downwardly moved crucible support. The oxygen core 1203 is automatically pulled out and released through the oxygen core pulling and releasing assembly 82, and the crucible support is moved to a suitable position through the pressing plate assembly 83. The crucible picking and placing assembly 84 is used to pick up and place the crucible on the crucible support, wherein the crucible picking and placing assembly 84 includes a first translation unit 8403, a bracket 8401 and a positioning groove 8402; one end of the bracket 8401 is connected to the movable end of the first translation unit 8403, and the positioning groove 8402 is installed at the other end of the bracket 8401, with a simple structure and easy operation; the overall structure is simple, the operation is easy and the degree of automation is high.

[0072] In this embodiment, an oxygen bomb core pressing assembly 81 is also included, which is used to press the oxygen bomb core 1203 on the oxygen bomb body 1201 before the oxygen bomb core 1203 is extracted so that the oxygen bomb core extraction assembly 82 can reliably hang the oxygen warhead 1202. Specifically, the oxygen bomb core pressing assembly 81 includes a pressing block 8101 and a fifth lifting assembly 8102 (such as a lifting cylinder) that match the oxygen warhead 1202. The pressing block 8101 is installed at the movable end of the fifth lifting assembly 8102, and is used to cover the oxygen warhead 1202 and press down under the drive of the fifth lifting assembly 8102 to press the oxygen bomb core 1203 on the oxygen bomb body 1201, so that the annular groove on the side of the oxygen warhead 1202 is flush with the subsequent oxygen bomb core extraction assembly 82, thereby facilitating the hanging of the oxygen warhead 1202, and the structure is simple, and the reliability of the subsequent hanging of the oxygen warhead 1202 is improved.

[0073] In this embodiment, since the oxygen bomb core 1203 may shake during the process of pulling out or transferring, a stabilizing component 85 is also provided for maintaining the horizontal stability of the oxygen bomb core 1203 during the hanging process. Specifically, the stabilizing component 85 includes a lifting cylinder, a mounting bracket 8501 and a plurality of positioning columns 8502; the mounting bracket 8501 is mounted on the movable end of the third lifting unit, one end of the plurality of positioning columns 8502 is mounted on the mounting bracket 8501, and the other end is against the cover plate of the oxygen bomb head 1202, thereby limiting the shaking of the oxygen bomb core 1203 and improving reliability.

[0074] like Figure 7 As shown, the oxygen bomb automatic cleaning device 5 includes a lifting and rotating assembly 52 and a cleaning assembly 53; the cleaning assembly 53 is installed on the lifting and rotating assembly 52, and is driven by the lifting and rotating assembly 52 to extend into the oxygen bomb 12 and rotate to clean the oxygen bomb 12. When cleaning, the lifting and rotating assembly 52 drives the cleaning assembly 53 to descend and extend into the oxygen bomb 12, and then rotates, so as to clean the oxygen bomb 12; the structure is simple, the operation is simple, and the independent oxygen bomb 12 can be cleaned, thereby improving the degree of automation.

[0075] In this embodiment, the oxygen bomb automatic water adding device 4 can be selected as an independent water adding device, and can be selected to be integrated with the oxygen bomb automatic cleaning device 5; specifically: the cleaning component 53 includes a cleaning brush, specifically including a brush rod 5301 and bristles 5302, and the bristles 5302 are distributed around the brush rod 5301. The brush rod 5301 is a hollow brush rod and is provided with a plurality of water outlet holes 5303 (or water outlet grooves, etc.) communicating with the internal cavity on the circumference. In addition, the bottom end of the brush rod 5301 is closed, and the top end of the brush rod 5301 is open, and the opening is connected to the water adding component 54. The water adding component 54 includes a water adding pipe, a water adding pump and a water source; one end of the water adding pipe is connected to the water adding pump, and the other end of the water adding pipe is connected to the brush rod 5301 through a guide joint, and the water source is connected to the water adding pump. While the cleaning brush is cleaning the inside of the oxygen bomb 12, water enters the oxygen bomb 12 through the water pump, the water pipe, and the brush rod 5301 in sequence, realizing automatic water addition and improving the cleaning efficiency and effect; since cleaning and water addition are integrated into the same device, the integration is high and the degree of automation is further improved.

[0076] In this embodiment, the lifting and rotating assembly 52 includes a first lifting unit 5202 and a first rotating assembly 5201; the cleaning assembly 53 is installed on the first rotating assembly 5201, and the first rotating assembly 5201 is installed on the first lifting unit 5202. The first lifting unit 5202 is a lifting cylinder, and the first rotating assembly 5201 is a rotating cylinder, etc.; specifically, the first lifting unit 5202 includes a lifting cylinder and a lifting bracket, and the lifting cylinder drives the lifting bracket to move up and down, wherein the brush rod 5301 passes through the first rotating assembly 5201 and then extends out of the lifting bracket, and is connected to the water supply pipe through a guide joint. In addition, the oxygen bomb 12 is installed on the second rotating assembly 51. After cleaning, the oxygen bomb 12 is driven to rotate by the second rotating assembly 51 to pour out the sewage in the oxygen bomb 12.

[0077] like Figure 6 As shown, the oxygen bomb position correction device 6 includes a correction punch 61, a third rotating assembly 63 and a sixth lifting assembly 62; wherein the bottom of the correction punch 61 is open, and a correction boss 6101 matching the correction notch of the oxygen bomb 12 is provided at the opening; the correction punch 61 is mounted on the third rotating assembly 63 and rotates under the drive of the third rotating assembly 63; the third rotating assembly 63 is mounted on the sixth lifting assembly 62 and rises and falls under the drive of the sixth lifting assembly 62. When in use, the correction punch 61 is driven down by the sixth lifting assembly 62, so that the opening is sleeved on the oxygen bomb 1202, and then the correction punch 61 is rotated by the third rotating assembly 63, so that the correction punch 61 is rotated and pressed down, so that the correction boss 6101 is stuck in the correction notch, thereby driving the oxygen bomb 12 to rotate to a predetermined position. By inserting the correction boss 6101 in the correction punch 61 into the correction notch, the oxygen bomb 12 can be driven to rotate to a predetermined position, thereby ensuring that the crucibles on the bullet cores taken out of the oxygen bomb 12 are all located in the same position, making it easier for other automatic mechanisms such as manipulators to take and place the crucibles.

[0078] In this embodiment, the crucible automatic transfer device 9 and the oxygen bomb automatic transfer device 10 can be a robot or a conveyor belt, etc. The oxygen bomb automatic cover opening and closing device 7 and the calorific value testing device 1 are both conventional structures and will not be described in detail here.

[0079] like Figure 8 and Fig. 9 As shown, the present invention also discloses a testing method based on the fully automatic testing calorimeter as described above, comprising the following steps:

[0080] S01, opening the oxygen bomb 12: the oxygen bomb automatic transfer device 10 moves the oxygen bomb to the oxygen bomb automatic cover opening and closing device 7, and the oxygen bomb cover 1204 is opened by the oxygen bomb automatic cover opening and closing device 7;

[0081] S02, extracting the oxygen bomb core 1203: the oxygen bomb automatic transfer device 10 moves the opened oxygen bomb to the oxygen bomb core extraction and release assembly 82, and extracts the oxygen bomb core 1203 from the oxygen bomb body 1201 through the oxygen bomb core extraction and release assembly 82;

[0082] S03, placing the crucible: placing the crucible containing the sample on the crucible support of the oxygen bomb core 1203; at the same time, the oxygen bomb automatic transfer device 10 moves the oxygen bomb body 1201 to the oxygen bomb automatic water adding device 4, and adds a certain amount of water into the oxygen bomb body 1201 through the oxygen bomb automatic water adding device 4;

[0083] S04, releasing the oxygen bomb core 1203: the oxygen bomb automatic transfer device 10 moves the oxygen bomb core 1203 and the oxygen bomb body 1201 with water added to the oxygen bomb core pulling and releasing assembly 82, and places the oxygen bomb core 1203 in the oxygen bomb body 1201 through the oxygen bomb core pulling and releasing assembly 82;

[0084] S05, closing the oxygen bomb 12: the oxygen bomb automatic transfer device 10 moves the oxygen bomb 12 to the oxygen bomb automatic cover opening and closing device 7, and the oxygen bomb cover 1204 is closed on the oxygen bomb body 1201 by the oxygen bomb automatic cover opening and closing device 7;

[0085] S06, test: the oxygen bomb automatic transfer device 10 moves the oxygen bomb 12 to the calorific value testing device 1 to perform calorific value testing.

[0086] In this embodiment, before step S01, the oxygen bomb automatic transfer device 10 moves the oxygen bomb 12 to the deflation station to deflate the oxygen bomb 12, ensuring that the oxygen bomb 12 is in a deflated state before opening the cover, thereby ensuring the safety of the test work.

[0087] In this embodiment, between step S02 and step S03 , the oxygen bomb automatic transfer device 10 moves the oxygen bomb body 1201 to the cleaning station for cleaning to ensure the cleanliness of the oxygen bomb body 1201 .

[0088] In this embodiment, between step S01 and step S02, the oxygen bomb automatic transfer device 10 moves the oxygen bomb 12 to the correction station and rotates the oxygen bomb 12 to a predetermined position, thereby ensuring that the crucibles on the oxygen bomb cores 1203 taken out of the oxygen bomb 12 are all located in the same position, thereby facilitating other automatic mechanisms such as manipulators to take and place the crucibles, thereby improving the degree of automation.

[0089] Specifically, the testing method of the present invention is described in detail below in conjunction with a specific embodiment:

[0090] First, the oxygen bomb automatic transfer device 10 (such as a robot) takes out the oxygen bomb 12 from the oxygen bomb storage device 13;

[0091] Then, the taken-out oxygen bomb 12 is placed into the oxygen bomb automatic deflation device 2, and the oxygen bomb automatic deflation device 2 deflates the gas in the oxygen bomb 12;

[0092] The manipulator transfers the oxygen bomb 12 to the oxygen bomb automatic cover opening and closing device 7, and the oxygen bomb cover 1204 is opened by the oxygen bomb automatic cover opening and closing device 7;

[0093] The manipulator then delivers the oxygen bomb 12 to the oxygen bomb position correction device 6, and the position of the oxygen bomb 12 is corrected by the oxygen bomb position correction device 6;

[0094] The manipulator transfers the oxygen bomb 12 to the crucible automatic processing device 8, and the oxygen bomb core pressing assembly 81 in the crucible automatic processing device 8 presses the oxygen bomb core 1203 onto the oxygen bomb body 1201;

[0095] The manipulator transfers the oxygen bomb 12 to the oxygen bomb core extraction assembly 82 and extracts the oxygen bomb core 1203;

[0096] The manipulator sends the oxygen bomb body 1201 to the oxygen bomb automatic cleaning device 5, and the oxygen bomb automatic cleaning device 5 cleans the oxygen bomb body 1201;

[0097] The robot delivers the cleaned oxygen bomb body 1201 to the oxygen bomb automatic water adding device 4, and adds 10 ml of water to the oxygen bomb body 1201 through the oxygen bomb automatic water adding device 4;

[0098] The robot returns the oxygen bomb body 1201 to the crucible automatic processing device 8;

[0099] During the process of cleaning and adding water to the oxygen bomb body 1201, the operator puts the crucible into the crucible automatic transfer device 9, transfers the crucible to the crucible placement assembly 84 through the crucible automatic transfer device 9, and then places the crucible on the crucible support in the oxygen bomb core 1203 through the crucible placement assembly 84;

[0100] The oxygen bomb core extraction assembly 82 puts the oxygen bomb core 1203 into the oxygen bomb body 1201;

[0101] The robot puts the oxygen bomb 12 into the oxygen bomb automatic cover opening and closing device 7, and the oxygen bomb cover 1204 is closed on the oxygen bomb body 1201 by the oxygen bomb automatic cover opening and closing device 7;

[0102] The manipulator delivers the oxygen bomb 12 into the oxygen bomb automatic oxygen filling device 3, and fills the oxygen bomb 12 with 3 MPa oxygen;

[0103] The manipulator transfers the oxygen bomb 12 to the calorific value testing device 1 for calorific value testing;

[0104] After completing the oxygen bomb 12 calorific value test;

[0105] The manipulator takes out the oxygen bomb 12 from the calorific value testing device 1, and then puts the taken out oxygen bomb 12 into the oxygen bomb automatic deflation device 2 to release the gas in the oxygen bomb 12;

[0106] The robot transfers the oxygen bomb 12 to the oxygen bomb automatic cover opening and closing device 7, and opens the oxygen bomb cover 1204;

[0107] The manipulator sends the oxygen bomb into the oxygen bomb position correction device 6 to correct the position of the oxygen bomb 12;

[0108] The manipulator transfers the oxygen bomb 12 to the oxygen bomb core extraction and placement assembly 82 in the crucible automatic processing device 8, and extracts the oxygen bomb core 1203;

[0109] The manipulator sends the oxygen bomb body 1201 to the oxygen bomb automatic cleaning device 5, and the oxygen bomb automatic cleaning device 5 cleans the oxygen bomb body 1201;

[0110] The robot sends the oxygen bomb body 1201 back to the crucible automatic processing device 8;

[0111] During the process of cleaning and adding water to the oxygen bomb body 1201, the crucible taking and placing assembly 84 lifts the crucible placed in the oxygen bomb core 1203 and takes it out, and then transfers it to the crucible automatic transfer device 9, and then transfers it to the crucible taking and placing port through the crucible automatic transfer device 9;

[0112] The oxygen bomb core extraction assembly 82 puts the oxygen bomb core 1203 into the oxygen bomb body 1201;

[0113] The robot puts the oxygen bomb 12 into the oxygen bomb automatic cover opening and closing device 7, and the oxygen bomb cover 1204 is closed on the oxygen bomb body 1201 by the oxygen bomb automatic cover opening and closing device 7;

[0114] The robot puts the oxygen bomb 12 back into the storage area of ​​the oxygen bomb storage device 13 .

[0115] The above are only preferred embodiments of the present invention, and the protection scope of the present invention is not limited to the above embodiments. All technical solutions under the concept of the present invention belong to the protection scope of the present invention. It should be pointed out that for ordinary technicians in this technical field, some improvements and modifications without departing from the principle of the present invention should be regarded as the protection scope of the present invention.

Claims

1. A fully automatic test calorimeter, characterized in that: include An oxygen bomb automatic cover opening and closing device (7) is used to automatically open or close the oxygen bomb cover (1204) on the oxygen bomb (12); An oxygen bomb automatic oxygen filling device (3) for automatically filling the oxygen bomb (12) with oxygen; An oxygen bomb automatic water adding device (4) for automatically adding a certain amount of water into the oxygen bomb (12); An oxygen bomb core extraction and placement assembly (82) is used to automatically extract the oxygen bomb core (1203) from the oxygen bomb body (1201) or to insert the oxygen bomb core (1203) into the oxygen bomb body (1201); A calorific value testing device (1) for testing the calorific value of a sample in a crucible in an oxygen bomb (12); and An oxygen bomb automatic transfer device (10) is used to realize the transfer of oxygen bombs (12) between various devices; It also includes an oxygen bomb core pressing assembly (81) for pressing the oxygen bomb core (1203) onto the oxygen bomb body (1201) before the oxygen bomb core (1203) is extracted, so that the oxygen bomb core extraction and release assembly (82) can reliably hang the oxygen bomb head (1202); It also includes an oxygen bomb position correction device (6) for correcting the crucible in the oxygen bomb core (1203) to a preset position; It also includes a crucible taking and placing assembly (84) for automatically taking and placing the crucible in the oxygen bomb core (1203); The oxygen bomb position correction device (6) comprises a correction punch (61), a third rotating assembly (63) and a sixth lifting assembly (62); the bottom of the correction punch (61) is open, and a correction boss (6101) matching the correction notch of the oxygen bomb (12) is provided at the opening; the correction punch (61) is mounted on the third rotating assembly (63) and rotates under the drive of the third rotating assembly (63); the third rotating assembly (63) is mounted on the sixth lifting assembly (62) and rises and falls under the drive of the sixth lifting assembly (62).

2. The fully automatic test calorimeter according to claim 1, characterized in that: It also includes an oxygen bomb automatic deflation device (2) for automatically deflation of gas in the oxygen bomb (12) before opening the cover.

3. The fully automatic test calorimeter according to claim 1, characterized in that: It also includes an oxygen bomb automatic cleaning device (5) for automatically cleaning the oxygen bomb body (1201).

4. The fully automatic test calorimeter according to claim 1, characterized in that: It also includes an oxygen bomb storage device (13) for storing the oxygen bomb (12).

5. The fully automatic test calorimeter according to any one of claims 1 to 4, characterized in that: The calorific value testing device (1), the oxygen bomb automatic oxygen filling device (3), the oxygen bomb automatic water adding device (4), the oxygen bomb automatic cover opening and closing device (7) and the oxygen bomb core pulling and releasing assembly (82) are all located in a housing (11) and are sequentially arranged in a straight line or in a ring shape; when the devices are arranged in a straight line, the oxygen bomb automatic transfer device (10) is slidably arranged on one side of each device; when the devices are arranged in a ring shape, the oxygen bomb automatic transfer device (10) is slidably arranged on the ring side of each device.

6. The fully automatic test calorimeter according to claim 5, characterized in that: It also includes an automatic crucible transfer device (9) for transferring the crucible between the devices in the housing (11) and the outside.

7. The fully automatic test calorimeter according to any one of claims 1 to 4, characterized in that: The number of the calorific value testing devices (1) is multiple.

8. The fully automatic test calorimeter according to claim 2, characterized in that: The oxygen bomb automatic deflation device (2) comprises a deflation punch (22) and a first lifting assembly (21); the deflation punch (22) is mounted on the first lifting assembly (21) and is lifted up and down under the drive of the first lifting assembly (21); the deflation punch (22) has an opening at the bottom and is used to be sleeved on the outer peripheral side of the oxygen bomb (1202) of the oxygen bomb (12) and form a peripheral seal; the deflation punch (22) is provided with an exhaust passage (22011) inside and a push pin (2204) is provided on the bottom end surface for pushing open the bomb core of the oxygen bomb (12) for deflation.

9. The fully automatic test calorimeter according to claim 8, characterized in that: The deflation punch (22) comprises a deflation head (2201) and a sealing fixing head (2202); the deflation head (2201) is mounted on the first lifting assembly (21); and the sealing fixing head (2202) is detachably mounted on the bottom of the deflation head (2201).

10. The fully automatic test calorimeter according to claim 9, characterized in that: The sealing fixed head (2202) comprises a connecting portion and a clamping portion, an annular step being formed between the connecting portion and the clamping portion; the connecting portion is threadedly connected to the degassing head (2201), an annular sealing member (2203) is installed between the annular step and the bottom end surface of the degassing head (2201) so as to be sleeved on the outer peripheral side of the oxygen bomb (1202) to form a peripheral seal.

11. The fully automatic test calorimeter according to any one of claims 1 to 4, characterized in that: The oxygen bomb automatic oxygenation device (3) comprises an oxygenation punch (32) and a second lifting assembly (33); the oxygenation punch (32) is mounted on the second lifting assembly (33) and is lifted up and down under the drive of the second lifting assembly (33); an opening is provided at the bottom of the oxygenation punch (32) for being sleeved on the outer peripheral side of the oxygen bomb head (1202) of the oxygen bomb (12) when descending and forming a peripheral seal; an air filling channel is provided inside the oxygenation punch (32); and an oxygen source (3104) is connected to the oxygenation punch (32) at one end of the air filling channel through an air filling pipe.

12. The fully automatic test calorimeter according to claim 11, characterized in that: The inflation pipe is provided with a switch assembly (3103) and a pressure detection component (3101) for detecting oxygen pressure.

13. A fully automatic test calorimeter according to any one of claims 1 to 4, characterized in that It also includes a fixing assembly and a pressure plate assembly (83); the fixing assembly is used to fix the oxygen bomb body (1201) at a predetermined position; the pressure plate assembly (83) includes a pressure plate (8301) and a third lifting assembly, the pressure plate (8301) is installed at the movable end of the third lifting assembly, and is used to press one side of the crucible support and move downward so that the crucible avoids the ignition rod on the oxygen bomb core (1203).

14. The fully automatic test calorimeter according to any one of claims 1 to 4, characterized in that: The oxygen bomb core pulling and releasing assembly (82) comprises a hanging plate (8302) and a fourth lifting assembly, wherein the hanging plate (8302) is mounted on the movable end of the fourth lifting assembly, and the hanging plate (8302) is used to hang the oxygen warhead (1202) and automatically pull out and release the oxygen bomb core (1203) under the drive of the fourth lifting assembly.

15. The fully automatic test calorimeter according to claim 1, characterized in that: The crucible placement assembly (84) comprises a first translation unit (8403), a bracket (8401) and a positioning groove (8402); one end of the bracket (8401) is connected to the movable end of the first translation unit (8403), and the positioning groove (8402) is installed at the other end of the bracket (8401).

16. The fully automatic test calorimeter according to claim 1, characterized in that: The oxygen bomb core pressing assembly (81) comprises a pressing block (8101) and a fifth lifting assembly (8102); the pressing block (8101) is mounted on the movable end of the fifth lifting assembly (8102) and is used to cover the oxygen bomb head (1202) and to press downward under the drive of the fifth lifting assembly (8102) so that the oxygen bomb core (1203) is pressed onto the oxygen bomb body (1201).

17. The fully automatic test calorimeter according to claim 3, characterized in that: The oxygen bomb automatic cleaning device (5) comprises a fixing unit, a lifting and rotating assembly (52) and a cleaning assembly (53); the fixing unit is used to fix the oxygen bomb (12) at a cleaning position; the cleaning assembly (53) is mounted on the lifting and rotating assembly (52) and, under the drive of the lifting and rotating assembly (52), extends into the oxygen bomb (12) and rotates to clean the oxygen bomb (12).

18. The fully automatic test calorimeter according to claim 17, characterized in that: The cleaning assembly (53) comprises a hollow brush rod (5301), and bristles (5302) are arranged on the circumference of the brush rod (5301); the bottom of the brush rod (5301) is closed and the top is open, and a plurality of water outlet holes (5303) communicating with the internal cavity are arranged on the circumference, and the opening at the top of the brush rod (5301) is connected to a water adding assembly (54).

19. A testing method based on the fully automatic test calorimeter according to any one of claims 1 to 18, characterized in that: The following steps are involved: S01, opening the cover of the oxygen bomb (12): the oxygen bomb automatic transfer device (10) moves the oxygen bomb (12) to the oxygen bomb automatic cover opening and closing device (7), and the oxygen bomb cover (1204) is opened by the oxygen bomb automatic cover opening and closing device (7); S02, extracting the oxygen bomb core (1203): the oxygen bomb automatic transfer device (10) moves the opened oxygen bomb (12) to the oxygen bomb core extraction and release assembly (82), and extracts the oxygen bomb core (1203) from the oxygen bomb body (1201) through the oxygen bomb core extraction and release assembly (82); S03, placing the crucible: placing the crucible containing the sample on the crucible support of the oxygen bomb core (1203); at the same time, the oxygen bomb automatic transfer device (10) moves the oxygen bomb body (1201) to the oxygen bomb automatic water adding device (4), and a certain amount of water is added into the oxygen bomb body (1201) through the oxygen bomb automatic water adding device (4); S04, releasing the oxygen bomb core (1203): the oxygen bomb automatic transfer device (10) moves the oxygen bomb core (1203) and the oxygen bomb body (1201) added with water to the oxygen bomb core extraction and release assembly (82), and the oxygen bomb core (1203) is placed in the oxygen bomb body (1201) through the oxygen bomb core extraction and release assembly (82); S05, closing the oxygen bomb (12): the oxygen bomb automatic transfer device (10) moves the oxygen bomb (12) to the oxygen bomb automatic cover opening and closing device (7), and the oxygen bomb cover (1204) is closed on the oxygen bomb body (1201) by the oxygen bomb automatic cover opening and closing device (7); S06, testing: the oxygen bomb automatic transfer device (10) moves the oxygen bomb (12) to the calorific value testing device (1) to perform a calorific value test; Between step S01 and step S02, the oxygen bomb automatic transfer device (10) moves the oxygen bomb (12) to the correction station and rotates the oxygen bomb (12) to a predetermined orientation.

20. The automatic calorimeter testing method according to claim 19, characterized in that: Before step S01, the oxygen bomb automatic transfer device (10) moves the oxygen bomb (12) to the deflation station to perform a deflation operation on the oxygen bomb (12).

21. The automatic calorimeter testing method according to claim 19, characterized in that: Between step S02 and step S03, the oxygen bomb automatic transfer device (10) moves the oxygen bomb body (1201) to a cleaning station for cleaning.

Images