CN115639091B - Hardness detection equipment for polyester hot melt adhesive - Google Patents
Hardness detection equipment for polyester hot melt adhesive Download PDFInfo
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- CN115639091B CN115639091B CN202211646115.9A CN202211646115A CN115639091B CN 115639091 B CN115639091 B CN 115639091B CN 202211646115 A CN202211646115 A CN 202211646115A CN 115639091 B CN115639091 B CN 115639091B
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- 239000004831 Hot glue Substances 0.000 title claims abstract description 87
- 238000001514 detection method Methods 0.000 title claims abstract description 58
- 229920000728 polyester Polymers 0.000 title claims abstract description 30
- 230000000149 penetrating effect Effects 0.000 claims abstract description 5
- 239000000523 sample Substances 0.000 claims description 46
- 238000002844 melting Methods 0.000 claims description 24
- 230000008018 melting Effects 0.000 claims description 24
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 17
- 230000005540 biological transmission Effects 0.000 claims description 14
- 239000003795 chemical substances by application Substances 0.000 claims description 12
- 238000005507 spraying Methods 0.000 claims description 12
- 238000010438 heat treatment Methods 0.000 claims description 10
- 239000002994 raw material Substances 0.000 claims description 10
- 238000001816 cooling Methods 0.000 claims description 9
- 238000002360 preparation method Methods 0.000 claims description 7
- 239000011550 stock solution Substances 0.000 claims description 7
- 238000003825 pressing Methods 0.000 claims description 4
- 230000003993 interaction Effects 0.000 claims description 3
- 230000000712 assembly Effects 0.000 claims description 2
- 238000000429 assembly Methods 0.000 claims description 2
- 238000007373 indentation Methods 0.000 abstract description 3
- 230000000694 effects Effects 0.000 description 9
- 239000003292 glue Substances 0.000 description 4
- 239000007788 liquid Substances 0.000 description 4
- 238000003860 storage Methods 0.000 description 4
- 239000011248 coating agent Substances 0.000 description 3
- 238000000576 coating method Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 238000007542 hardness measurement Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 239000007921 spray Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005574 cross-species transmission Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000005553 drilling Methods 0.000 description 1
- 239000012943 hotmelt Substances 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
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Abstract
The invention provides hardness detection equipment for polyester hot melt adhesive, which comprises a machine body shell, wherein a working cavity with a forward opening is arranged in the machine body shell, a working table is arranged in the working cavity, a power assembly for driving the working table to rotate is arranged in the bottom wall of the working cavity, four first sliding chutes with upward openings and annularly arranged are arranged in the working table, and lifting cavities penetrating through the lower surface of the working table are arranged on the bottom wall of the first sliding chutes; the detection block can move under the driving of the air cylinder and is pressed against the hot melt adhesive in a constant pressure manner, the more the hot melt adhesive is soft, the longer the extension length of the detection block is, the resistance generated by the matching of the resistance block and the conductive block is correspondingly changed, so that the electric signal received by the central control console is changed, the function of judging the hardness of the hot melt adhesive through the change of the electric signal is realized, a detection person does not need to manually measure an indentation to judge the hardness, and the labor intensity of the detection person is reduced.
Description
Technical Field
The invention relates to the technical field of hardness detection, in particular to hardness detection equipment for a polyester hot melt adhesive.
Background
The polyester hot melt adhesive has high heat resistance, good weather resistance, water resistance and elasticity, and after the polyester hot melt adhesive is produced, whether the hardness of the polyester hot melt adhesive meets the requirement needs to be detected.
In the prior art, hardness detection of the polyester hot melt adhesive is performed by using a hardness detector, but the shapes of a plurality of polyester hot melt adhesives are different, so that the detection difficulty is increased, for example, a detection device in patent CN202010953917.9 can only detect objects with regular shapes, and the smooth flatness of the surface of the polyester hot melt adhesive has a large influence on the detection result, so that detection personnel are required to prepare a detection sample block for the polyester hot melt adhesive, the detection result is very complicated, the hardness change of the polyester hot melt adhesive at different temperatures can not be detected, and the hardness of the polyester hot melt adhesive can not be fully detected.
Disclosure of Invention
The invention aims to provide a hardness detection device for polyester hot melt adhesive, which is used for overcoming the defects in the prior art.
The hardness detection equipment for the polyester hot melt adhesive comprises a machine body shell, wherein a working cavity with a forward opening is arranged in the machine body shell, a working table is arranged in the working cavity, a power assembly for driving the working table to rotate is arranged in the bottom wall of the working cavity, four first sliding chutes with upward openings and annular arrangement are arranged in the working table, a lifting cavity penetrating through the lower surface of the working table is arranged on the bottom wall of each first sliding chute, a mold is arranged in each first sliding chute in a sliding manner, a sample block cavity with an upward opening is arranged in each mold, an annular temperature regulator is arranged on the outer side of each first sliding chute, a first electric push rod corresponding to the sample block cavity on the left side is arranged in the top wall of each working cavity, a first connecting block is fixedly arranged at the output end of each first electric push rod, and sample preparation assemblies capable of melting and forming raw hot melt adhesives with different shapes are arranged in each first connecting block, the lower end of the first connecting block is fixedly provided with a cover plate which can be matched with the first chute, the right end of the cover plate is provided with a spraying component which can spray a release agent in the cavity of the sample block, the top wall of the working chamber is internally provided with a cylinder which corresponds to the position of the cavity of the sample block on the right side, the cylinder is communicated with an external air source through a first air pipe, the first air pipe is provided with an air pressure controller, the top wall of the working chamber is fixedly provided with a second connecting block which corresponds to the position of the cylinder, the second connecting block is internally provided with a second chute which penetrates through the upper surface and the lower surface of the second connecting block, the second chute is internally provided with a detection component which can detect the hardness of an object, the bottom wall of the working chamber is internally provided with a lifting component which can support the mould, and the top wall of the working chamber is internally provided with a first motor which corresponds to the position of the cavity of the sample block in front, terminal surface is equipped with the drawing of patterns subassembly that can take out the hot melt adhesive sample that has detected under the first motor, install the well accuse platform in the engine body shell front surface.
Like this, the first electric putter start that is equipped with can drive the apron through first connecting block and remove, plays to drive the apron and remove and cooperate and hug closely with the mould upper surface with first spout, plays the effect that prevents the hot melt adhesive and spill over, and air pressure controller can control the pressure of cylinder output, plays the effect that the pressure of guaranteeing the cylinder output at every turn is the same.
Preferably, the power assembly comprises a second motor installed in the bottom wall of the working cavity, a first transmission shaft is installed on the upper end face of the second motor, and the first transmission shaft is fixedly connected with the working table.
Like this, the workstation that is equipped with just can rotate under the drive of second motor, plays the effect that drives the workstation and rotate the change station, conveniently detects different hot melt adhesive appearance pieces.
Preferably, a heating module capable of heating and a cooling module capable of cooling are arranged in the temperature regulator.
Like this, the temperature regulator that is equipped with just can control the temperature variation in the mould, plays the effect that makes the hot melt adhesive of appearance piece intracavity can rapid cooling or keep at a specific temperature range to realize the hot melt adhesive rapid cooling and form appearance piece, or make appearance piece keep at a specific temperature, thereby conveniently detect the hardness of hot melt adhesive under different temperatures.
Better, system appearance subassembly including install in melting chamber in the first link block, install the third motor in the melting chamber roof, the screw rod is installed to third motor lower extreme, melting chamber lower extreme is installed and is run through the point of first link block lower surface is glued the nozzle, annular hot plate is installed in the melting chamber outside, the working chamber top is equipped with and runs through the loading hopper of engine body shell upper surface, the loading hopper with the melting chamber is connected through the filling tube, install the proportional valve on the filling tube.
Like this, the screw rod that is equipped with just can pass through the glue dispensing nozzle injection appearance piece intracavity with the hot melt adhesive that is heated the board melting under the drive of third motor, plays the effect of making into the appearance piece of unified pattern with the hot melt adhesive raw and other materials of various shapes to eliminate the hot melt adhesive and make the inaccurate factor of hot melt adhesive hardness testing result because of the shape difference, also can guarantee the planarization of detection surface simultaneously, also can solve the problem that the hot melt adhesive raw and other materials of various shapes are difficult to the centre gripping simultaneously.
Better, the spraying subassembly including install in just run through in the apron right-hand member the atomizing nozzle of apron lower surface, the working chamber below is equipped with the stock solution chamber, the water pump is installed to stock solution chamber diapire, the water pump with atomizing nozzle is linked together through first water pipe.
Therefore, the release agent in the liquid storage cavity can be pumped into the atomizing nozzle by starting the water pump, and then the release agent is sprayed out of the atomizing nozzle to form a release agent coating on the surface of the formed closed cavity through the closed cavity formed by the cover plate and the sample block cavity, so that the subsequent demolding is facilitated.
Preferably, a man-machine interaction module, a PLC module and a data processing and analyzing module are arranged in the center console.
Therefore, the central console can control the whole operation of the hot melt adhesive machine, analyze the received electric signals and judge the hardness of the hot melt adhesive.
Preferably, the detection assembly comprises a spring cavity which is arranged in the right wall of the second chute and has a left opening, a conductive block is arranged in the spring cavity in a sliding mode, the right surface of the conductive block is connected with the left wall of the spring cavity through a first spring, a detection block fixedly connected with the output end of the air cylinder is arranged in the second chute in a sliding mode, a resistance block is arranged in the right surface of the detection block and is connected with the conductive block in a pressing mode, and the resistance block and the conductive block are connected with the central control console through electric wires respectively.
Therefore, the detection block can be driven by the cylinder to move and press against the hot melt adhesive at a constant pressure, the softer the hot melt adhesive is, the longer the extension length of the detection block is, the resistance generated by the matching of the resistance block and the conductive block is correspondingly changed, so that the electric signal received by the central control console is changed, the function of judging the hardness of the hot melt adhesive through the change of the electric signal is realized, a detection person does not need to manually measure an indentation to judge the hardness, and the labor intensity of the detection person is reduced.
Preferably, the lifting assembly comprises a second electric push rod arranged in the bottom wall of the working cavity and corresponding to the lifting cavity on the right side, and the output end of the second electric push rod is fixedly provided with a lifting block which can be connected with the lifting cavity in a sliding manner and the lower surface of the mold in a pressing manner.
Like this, the lift piece that is equipped with just can with under second electric putter's drive the mould lower surface supports to press and is connected, plays and provides a lift platform for the mould when detecting appearance piece intracavity hot melt adhesive, and the guarantee mould can not remove the accuracy that influences the testing result.
Better, the drawing of patterns subassembly including install in the second transmission shaft of terminal surface under the first motor, the second transmission shaft lower extreme has set firmly the third connecting block, third connecting block lower surface mounting have with the place ahead third electric putter that appearance piece chamber position corresponds, third electric putter output has set firmly the drill point.
Like this, the drill point that is equipped with just can reciprocate under third electric putter's drive, plays the effect of taking out the hot melt adhesive from the appearance piece intracavity in the downstream inserted the hot melt adhesive, and outside first motor starts can drive the drill point and rotate the working chamber, play the effect that makes things convenient for the testing personnel to take away the hot melt adhesive on the drill point away.
The invention has the beneficial effects that:
the detection block can move under the driving of the air cylinder and is pressed on the hot melt adhesive in a constant pressure mode, the soft hot melt adhesive enables the extension length of the detection block to be longer, the resistance generated by matching of the resistance block and the conductive block is correspondingly changed, the electric signal received by the central control console is changed, the effect of judging the hardness of the hot melt adhesive through the change of the electric signal is achieved, a detection person does not need to manually measure an indentation to judge the hardness, and the labor intensity of the detection person is reduced.
Secondly, the screw rod provided by the invention can inject the hot melt adhesive melted by the heating plate into the sample block cavity through the glue dispensing nozzle under the driving of the third motor, so as to play a role of manufacturing the hot melt adhesive raw materials with different shapes into sample blocks with uniform patterns, thereby eliminating the factor that the hot melt adhesive hardness detection result is inaccurate due to the shape difference, simultaneously ensuring the smoothness of the detection surface, and simultaneously solving the problem that the hot melt adhesive raw materials with different shapes are difficult to clamp.
Thirdly, the water pump provided by the invention can be started to pump the release agent in the liquid storage cavity into the atomizing nozzle, and then the release agent is sprayed out of the atomizing nozzle to form a closed cavity with the cover plate and the sample block cavity, so that a release agent coating is formed on the surface of the formed closed cavity, and the release is convenient.
Fourthly, the drill point arranged in the automatic sample preparation device can move up and down under the driving of the third electric push rod to play a role of moving downwards, inserting the drill point into the hot melt adhesive and taking out the hot melt adhesive from the sample block cavity, the first motor can be started to drive the drill point to rotate to the outside of the working cavity, so that the hot melt adhesive on the drill point can be conveniently taken out by a detection person, and all components can simultaneously run, so that the function of continuous sample preparation detection is realized, and the detection efficiency can be accelerated.
Drawings
FIG. 1 is a schematic exterior view of an apparatus for testing the hardness of a polyester hot melt adhesive in accordance with the present invention;
FIG. 2 isbase:Sub>A schematic view of the structure of FIG. 1 taken at A-A in accordance with the present invention;
FIG. 3 is a schematic view of the structure of FIG. 1 at B-B in accordance with the present invention;
FIG. 4 is a schematic view of the table of FIG. 2 according to the present invention;
FIG. 5 is a schematic diagram of the sample preparation assembly of FIG. 2 according to the present invention;
FIG. 6 is a schematic structural diagram of the first connecting block of FIG. 2 according to the present invention;
FIG. 7 is a schematic diagram of the detection assembly of FIG. 2 according to the present invention;
in the figure:
11. a body housing; 12. a second motor; 13. a second electric push rod; 14. a first water pipe; 15. a water pump; 16. a liquid storage cavity; 17. a lifting block; 18. a first drive shaft; 19. a lifting cavity; 20. a temperature regulator; 21. a cover plate; 22. an atomizing nozzle; 23. a mold; 24. a sample block cavity; 25. a working chamber; 26. a second chute; 27. a detection block; 28. a second connecting block; 29. a cylinder; 30. a work table; 31. a first chute; 32. a first connection block; 33. a first electric push rod; 34. a feed tube; 35. a proportional valve; 36. a hopper; 37. a pneumatic controller; 38. a third electric push rod; 39. a third connecting block; 40. a second drive shaft; 41. a first motor; 42. dispensing nozzles; 43. a melting chamber; 44. a screw; 45. a third motor; 46. heating plates; 47. a first air pipe; 48. a resistance block; 49. a conductive block; 50. a spring cavity; 51. a first spring; 52. a center console; 53. drilling a needle; 54. a power assembly; 55. a sample preparation assembly; 56. a spray assembly; 57. a detection component; 58. a lifting assembly; 59. and (4) demolding the assembly.
Detailed Description
The invention will be further explained and explained with reference to the drawings and the embodiments in the description. For the step numbers in the embodiments of the present invention, the step numbers are set for convenience of illustration only, the sequence between the steps is not limited at all, and the execution sequence of each step in the embodiments can be adaptively adjusted according to the understanding of those skilled in the art:
referring to fig. 1 to 7 of the drawings, a hardness testing apparatus for polyester hot melt adhesive according to an embodiment of the present invention includes a machine body housing 11, a working chamber 25 with a forward opening is provided in the machine body housing 11, a working table 30 is provided in the working chamber 25, a power assembly 54 for driving the working table 30 to rotate is provided in a bottom wall of the working chamber 25, four first chutes 31 with upward openings and arranged in an annular shape are provided in the working table 30, a lifting chamber 19 penetrating through a lower surface of the working table 30 is provided in a bottom wall of the first chute 31, a mold 23 is slidably provided in the first chute 31, sample chambers 24 with upward openings are provided in the mold 23, an annular temperature controller 20 is provided outside the first chute 31, a first electric push rod 33 corresponding to a position of the sample chamber 24 on a left side is provided in a top wall of the working chamber 25, a first connecting block 32 is fixedly provided at an output end of the first electric push rod 33, a sample preparation assembly 55 capable of forming a raw material with different shapes is provided in the first connecting block 32, a second air cylinder 28 capable of fixedly providing a spray coating air cylinder 47 capable of fixedly providing a hot melt air pressure to a top wall of the sample block 24, a second air cylinder 28 is provided in the working chamber 28, a top wall of the second connecting block 28 and a second air cylinder 28 capable of fixedly provided in a spray-spraying cylinder 28, a second air cylinder 28 capable of fixedly provided in a spray-spraying and capable of spraying a second air cylinder 28, a spray-spraying cylinder 28, a second air cylinder 28 and a spray-spraying cylinder 23 is provided in a top wall of a second air cylinder 28, be equipped with in the working chamber 25 diapire and hold the subassembly 58 of lifting of mould 23, install in the working chamber 25 roof with the place ahead the first motor 41 that the appearance piece chamber 24 position corresponds, the terminal surface is equipped with the drawing of patterns subassembly 59 that can take out the hot melt adhesive sample material that has detected under the first motor 41, control cabinet 52 in the installation of engine body shell 11 front surface.
Further, the power assembly 54 includes a second motor 12 installed in the bottom wall of the working chamber 25, a first transmission shaft 18 is installed on an upper end surface of the second motor 12, the first transmission shaft 18 is fixedly connected with the working platform 30, and when the second motor 12 is started, the second motor 12 drives the working platform 30 to rotate through the first transmission shaft 18.
Further, a heating module capable of heating and a cooling module capable of cooling are arranged in the temperature controller 20, when the heating module is started, heat can be generated to heat the mold 23, and when the cooling module is started, heat around the first sliding groove 31 can be taken away, so that the temperature of the mold 23 is reduced.
Further, system appearance subassembly 55 including install in melting chamber 43 in the first splice block 32, install third motor 45 in the melting chamber 43 roof, screw rod 44 is installed to third motor 45 lower extreme, melting chamber 43 lower extreme is installed and is run through the point glue nozzle 42 of first splice block 32 lower surface, annular hot plate 46 is installed outside melting chamber 43, the working chamber 25 top is equipped with and runs through the loading hopper 36 of engine body shell 11 upper surface, loading hopper 36 with melting chamber 43 is connected through loading tube 34, install proportional valve 35 on the loading tube 34, can make the interior hot melt adhesive raw material ration of loading hopper 36 pass through loading tube 34 when proportional valve 35 starts and get into in the melting chamber 43, and can heat the hot melt adhesive raw material in the melting chamber 43 when hot plate 46 starts, and when third motor 45 starts, third motor 45 drives screw rod 44 and rotates and pours into appearance piece chamber 24 into through point glue nozzle 42 with melting form.
Further, the spraying subassembly 56 including install in apron 21 right-hand member and run through the atomizing nozzle 22 of apron 21 lower surface, working chamber 25 below is equipped with stock solution chamber 16, water pump 15 is installed to stock solution chamber 16 diapire, water pump 15 with atomizing nozzle 22 is linked together through first water pipe 14, and when water pump 15 started, with the release agent in the stock solution chamber 16 through first water pipe 14 pump in the atomizing nozzle 22, then through atomizing nozzle 22 blowout effect and apron 21 and the airtight cavity that the appearance piece chamber 24 formed.
Furthermore, a man-machine interaction module, a PLC module and a data processing and analyzing module are disposed in the center console 52.
Further, the detecting assembly 57 includes a spring cavity 50 which is arranged in the right wall of the second sliding groove 26 and has a leftward opening, a conductive block 49 is slidably arranged in the spring cavity 50, the right surface of the conductive block 49 is connected with the left wall of the spring cavity 50 through a first spring 51, a detecting block 27 which is fixedly connected with the output end of the air cylinder 29 is slidably arranged in the second sliding groove 26, a resistance block 48 is arranged in the right surface of the detecting block 27, the resistance block 48 is connected with the conductive block 49 in an abutting manner, the resistance block 48 and the conductive block 49 are respectively connected with the central console 52 through electric wires, when the air cylinder 29 is started, the air cylinder 29 drives the detecting block 27 to move, and the conductive block 49 is always connected with the resistance block 48 in an abutting manner under the action of the first spring 51.
Further, lift subassembly 58 including install in the working chamber 25 diapire and with the right side lift second electric putter 13 that the chamber 19 position corresponds, second electric putter 13 output set firmly can with lift chamber 19 sliding connection and with the mould 23 lower surface supports the lift piece 17 of pressing the connection, and when second electric putter 13 started, second electric putter 13 can drive and lift piece 17 and remove.
Further, drawing of patterns subassembly 59 including install in the second transmission shaft 40 of terminal surface under the first motor 41, second transmission shaft 40 lower extreme has set firmly third connecting block 39, third connecting block 39 under surface mounting have with the place ahead third electric putter 38 that appearance piece chamber 24 position corresponds, third electric putter 38 output has set firmly drill point 53, and energy band moves pneumatic controller 37 and removes when third electric putter 38 starts, and can drive third connecting block 39 through second transmission shaft 40 and remove when first motor 41 starts.
The hardness detection equipment for the polyester hot melt adhesive comprises the following working procedures:
when the hardness of the polyester hot melt adhesive needs to be detected, a raw material of the hot melt adhesive to be detected is put into a feeding hopper 36, then required data are set on a central control console 52, then a proportional valve 35 is started to quantitatively put the raw material of the hot melt adhesive in the feeding hopper 36 into a melting cavity 43, then a heating plate 46 is started to heat the raw material of the hot melt adhesive in the melting cavity 43 to melt the raw material of the hot melt adhesive, meanwhile, a first electric push rod 33 is started to match a cover plate 21 with a first sliding chute 31 and tightly press a mold 23, then a water pump 15 is started to pump a release agent in a liquid storage cavity 16 into an atomizing nozzle 22, then the release agent is sprayed out from the atomizing nozzle 22 to form a release agent coating with the surface of a closed cavity formed by the cover plate 21 and a sample block cavity 24, then a third motor 45 is started to drive a screw rod 44 to rotate to inject the molten hot melt adhesive into the sample block cavity 24 through a dispensing nozzle 42, a standard sample block is formed in the hot melt adhesive in the sample block cavity 24, then a hot melt adhesive temperature regulator 20 is started to rapidly cool the sample block in the sample cavity 24, and then a second motor 12 is started to drive a workbench 30 to rotate so that the sample block which is ready to be prepared;
when the hot melt adhesive sample block reaches the specified temperature under the regulation of the temperature regulator 20, the second motor 12 is started to drive the workbench 30 to rotate, so that the hot melt adhesive sample block reaching the specified temperature rotates to the detection station, then the air cylinder 29 is started to drive the detection block 27 to move and is pressed against the hot melt adhesive sample block to be detected under the regulation of the air pressure controller 37 in a constant pressure manner, the more the hot melt adhesive is soft, the longer the extension length of the detection block 27 is, the resistance generated by the matching of the resistance block 48 and the conductive block 49 correspondingly changes, so that the electric signal received by the central control console 52 changes, and the central control console 52 judges the hardness of the hot melt adhesive sample block at the temperature by analyzing the change of the electric signal, thereby realizing the detection of the hardness change of the polyester hot melt adhesive at different temperatures;
after the detection is finished, the second motor 12 is started to drive the detected hot melt adhesive sample block to move to a demolding station, then the third electric push rod 38 is started to drive the drill needle 53 to move downwards to be inserted into the hot melt adhesive sample block, then the third electric push rod 38 is started reversely to take the hot melt adhesive sample block out of the sample block cavity 24, then the first motor 41 is started to drive the third connecting block 39 to rotate, and the hot melt adhesive sample block is moved out of the working cavity 25, so that a detector can take the hot melt adhesive sample block down conveniently;
then repeat above-mentioned action and continue to detect other hot melt adhesive hardness, each subassembly can move simultaneously, realizes the function that the system appearance detected in succession for the efficiency of detection.
While the preferred embodiments of the present invention have been illustrated and described, it will be understood by those skilled in the art that various changes in form and details may be made therein without departing from the spirit and scope of the invention as defined by the appended claims.
Claims (10)
1. The utility model provides a hardness check out test set of polyester hot melt adhesive, includes body case (11), its characterized in that: a working cavity (25) with a forward opening is formed in the machine body shell (11), a working table (30) is arranged in the working cavity (25), a power component (54) for driving the working table (30) to rotate is arranged in the bottom wall of the working cavity (25), four first sliding grooves (31) which are provided with upward openings and are annularly arranged are formed in the working table (30), a lifting cavity (19) penetrating through the lower surface of the working table (30) is formed in the bottom wall of the first sliding groove (31), a mold (23) is arranged in the first sliding groove (31) in a sliding mode, a sample block cavity (24) with an upward opening is formed in the mold (23), and an annular temperature regulator (20) is arranged on the outer side of the first sliding groove (31);
a first electric push rod (33) corresponding to the left sample block cavity (24) in position is installed in the top wall of the working cavity (25), a first connecting block (32) is fixedly arranged at the output end of the first electric push rod (33), sample preparation assemblies (55) capable of melting and forming hot melt adhesive raw materials with different shapes are arranged in the first connecting block (32), a cover plate (21) capable of being matched with the first sliding groove (31) is fixedly arranged at the lower end of the first connecting block (32), and a spraying assembly (56) capable of spraying a release agent into the sample block cavity (24) is installed at the right end of the cover plate (21);
system appearance subassembly (55) including install in melting chamber (43) in first connecting block (32), install third motor (45) in melting chamber (43) roof, screw rod (44) are installed to third motor (45) lower extreme, melting chamber (43) lower extreme is installed and is run through some dispensing nozzle (42) of first connecting block (32) lower surface, annular hot plate (46) are installed in melting chamber (43) outside.
2. The hardness detection device for polyester hot melt adhesive according to claim 1, wherein: an air cylinder (29) corresponding to the sample block cavity (24) on the right side is installed in the top wall of the working cavity (25), the air cylinder (29) is communicated with an external air source through a first air pipe (47), an air pressure controller (37) is installed on the first air pipe (47), a second connecting block (28) corresponding to the air cylinder (29) in position is fixedly arranged on the top wall of the working cavity (25), a second sliding groove (26) penetrating through the upper surface and the lower surface of the second connecting block (28) is formed in the second connecting block (28), and a detection assembly (57) capable of detecting the hardness of an object is arranged in the second sliding groove (26);
be equipped with in working chamber (25) diapire and hold lift subassembly (58) of mould (23), install in working chamber (25) roof with the place ahead first motor (41) that appearance piece chamber (24) position corresponds, terminal surface is equipped with drawing of patterns subassembly (59) that can take out the hot melt adhesive sample material that has detected under first motor (41), accuse platform (52) in installing in engine body shell (11) front surface.
3. The hardness detection device for polyester hot melt adhesive according to claim 1, wherein: the power assembly (54) comprises a second motor (12) installed in the bottom wall of the working cavity (25), a first transmission shaft (18) is installed on the upper end face of the second motor (12), and the first transmission shaft (18) is fixedly connected with the workbench (30).
4. The apparatus for detecting the hardness of a polyester hot melt adhesive according to claim 1, wherein: and a heating module capable of heating and a cooling module capable of cooling are arranged in the temperature regulator (20).
5. The hardness detection device for polyester hot melt adhesive according to claim 1, wherein: working chamber (25) top is equipped with and runs through loading hopper (36) of engine body shell (11) upper surface, loading hopper (36) with melting chamber (43) are connected through filling tube (34), install proportional valve (35) on filling tube (34).
6. The hardness detection device for polyester hot melt adhesive according to claim 1, wherein: spraying subassembly (56) including install in apron (21) right-hand member and run through atomizing nozzle (22) of apron (21) lower surface, working chamber (25) below is equipped with stock solution chamber (16), water pump (15) are installed to stock solution chamber (16) diapire, water pump (15) with atomizing nozzle (22) are linked together through first water pipe (14).
7. The hardness detection device for polyester hot melt adhesive according to claim 2, wherein: a man-machine interaction module, a PLC module and a data processing and analyzing module are arranged in the center console (52).
8. The hardness detection device for polyester hot melt adhesive according to claim 2, wherein: the detection assembly (57) comprises a spring cavity (50) which is arranged in the right wall of the second sliding groove (26) and has a leftward opening, a conductive block (49) is arranged in the spring cavity (50) in a sliding mode, the right surface of the conductive block (49) is connected with the left wall of the spring cavity (50) through a first spring (51), a detection block (27) fixedly connected with the output end of the air cylinder (29) is arranged in the second sliding groove (26) in a sliding mode, a resistance block (48) is arranged in the right surface of the detection block (27), the resistance block (48) is connected with the conductive block (49) in a pressing mode, and the resistance block (48) and the conductive block (49) are connected with the central control console (52) through electric wires.
9. The hardness detection device for polyester hot melt adhesive according to claim 2, wherein: lift subassembly (58) including install in working chamber (25) diapire and with the right side lift second electric putter (13) that chamber (19) position corresponds, second electric putter (13) output set firmly can with lift chamber (19) sliding connection and with mould (23) lower surface supports to press lifting block (17) of being connected.
10. The hardness detection device for polyester hot melt adhesive according to claim 2, wherein: drawing of patterns subassembly (59) including install in second transmission shaft (40) of terminal surface under first motor (41), second transmission shaft (40) lower extreme has set firmly third connecting block (39), third connecting block (39) lower surface mounting have with the place ahead third electric putter (38) that appearance piece chamber (24) position corresponds, third electric putter (38) output has set firmly drill point (53).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211646115.9A CN115639091B (en) | 2022-12-21 | 2022-12-21 | Hardness detection equipment for polyester hot melt adhesive |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211646115.9A CN115639091B (en) | 2022-12-21 | 2022-12-21 | Hardness detection equipment for polyester hot melt adhesive |
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| AU2016236578B2 (en) * | 2015-03-20 | 2019-04-04 | Crystal Pharmatech Co., Ltd. | Preparation method of crystalline form a of pci-32765 |
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| CN109932261A (en) * | 2019-05-08 | 2019-06-25 | 绍兴索顿电子科技有限公司 | A kind of hardness quantitative analytical instrument of new material |
| CN113533053A (en) * | 2021-09-16 | 2021-10-22 | 南通恒鑫新材料有限公司 | New material tensile strength check out test set |
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