CN115597972B - Tensile strength detection equipment for packaging plastic boxes - Google Patents
Tensile strength detection equipment for packaging plastic boxes Download PDFInfo
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- CN115597972B CN115597972B CN202211430875.6A CN202211430875A CN115597972B CN 115597972 B CN115597972 B CN 115597972B CN 202211430875 A CN202211430875 A CN 202211430875A CN 115597972 B CN115597972 B CN 115597972B
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N3/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N3/08—Investigating strength properties of solid materials by application of mechanical stress by applying steady tensile or compressive forces
- G01N3/10—Investigating strength properties of solid materials by application of mechanical stress by applying steady tensile or compressive forces generated by pneumatic or hydraulic pressure
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N3/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N3/02—Details
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N3/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N3/02—Details
- G01N3/04—Chucks
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W30/00—Technologies for solid waste management
- Y02W30/50—Reuse, recycling or recovery technologies
- Y02W30/80—Packaging reuse or recycling, e.g. of multilayer packaging
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Abstract
The invention discloses tensile strength detection equipment for packaging plastic boxes, which belongs to the technical field of plastic box detection and comprises a detection table, wherein an L-shaped support table is arranged on the side wall of the detection table, the output end of a hydraulic cylinder penetrates through the L-shaped support table and is connected with a traction main shaft, the bottom of the traction main shaft is fixedly connected with a traction combination block, the outer side wall of a movable cover is fixedly connected with a linkage plate, and the inner wall of an assembly port is connected with an adjustment connecting block through a longitudinal adjustment assembly. The invention is designed aiming at the detection of the tensile strength of the packaging plastic box at different angles in the horizontal direction, the longitudinal direction and the vertical direction, the traction main shaft drives the traction combination block to move, the movement of the traction detection rod under the action of the compensation limiting part is realized by utilizing the relative movement generated by the traction combination block and the movable cover, the detection of the tensile strength of the packaging plastic box in the horizontal X-axis direction is realized, meanwhile, the arc-shaped abutting block on the adjusting disc is utilized to extrude the adjusting connecting block to move in the Y-axis direction, and the detection of the longitudinal tensile strength of the packaging plastic box is realized.
Description
Technical Field
The invention relates to the technical field of plastic box detection, in particular to tensile strength detection equipment for packaging plastic boxes.
Background
The box-packed packaging container made of plastic has the characteristics of small density, light weight, easy processing and the like, has transparent and non-transparent appearance, and is widely used in the food packaging industry. The plastic packaging box has the characteristics of easy molding, good packaging effect, multiple plastic varieties, easy coloring, bright color and the like;
when the plastic box is designed, multiple experiments are required according to the tensile strength of the plastic box, and a product with reasonable thickness and bending angle meeting the tensile strength is designed according to raw materials, so that the materials are reduced to the maximum extent on the basis of meeting the tensile strength of the plastic box, the environment is protected, and the production cost is reduced; present tensile strength's detection mode is owing to lack special check out test set, mostly directly carries out tensile strength's detection to plastics former material area, and the shape of the plastic box of this kind of detection mode unable reasonable utilization design carries out actual measurement with strengthening anchor clamps, has great error for the structure of experiment does not have objectivity and accuracy, provides a tensile strength check out test set for packing plastic box for this now, and it can directly carry out direct detection to the plastics packing box sample of production.
Disclosure of Invention
The invention aims to solve the problem that the existing tensile strength detection mode in the prior art can not reasonably utilize the designed shape of a plastic box and a reinforcing clamp to carry out actual measurement and has larger error because the tensile strength of a plastic raw material belt is mostly directly detected due to the lack of detection equipment, and the tensile strength detection equipment for packaging the plastic box is provided.
In order to achieve the purpose, the invention adopts the following technical scheme:
a tensile strength detection device for packaging plastic boxes comprises a detection table, wherein an L-shaped support table is arranged on the side wall of the detection table, a hydraulic cylinder is arranged on the L-shaped support table, the output end of the hydraulic cylinder penetrates through the L-shaped support table and is connected with a traction main shaft, a traction combination block is fixedly connected to the bottom of the traction main shaft, the traction combination block is connected with a movable cover through a telescopic assembly, a linkage plate is fixedly connected to the outer side wall of the movable cover, a positioning piece is arranged at the bottom of the linkage plate, assembly ports are formed in the side walls of two sides of the traction combination block, the inner wall of each assembly port is connected with an adjustment connecting block through a longitudinal adjustment assembly, each longitudinal adjustment assembly comprises a longitudinal adjustment motor arranged in the traction combination block, the output end of each longitudinal adjustment motor is connected with an adjustment disc through a chain transmission piece, arc-shaped touch blocks are symmetrically arranged on two sides of the adjustment discs, and arc-shaped matching blocks matched with the arc-shaped touch blocks are fixedly connected to the side walls of the adjustment connecting blocks;
the side wall of the adjusting connecting block is rotatably connected with a traction detection rod, the traction detection rod is connected with the linkage plate through a compensation limiting part, the end part of the traction detection rod is connected with a contact angle block through a universal ball, and a detachable clamping part is arranged on the contact angle block;
the bottom of the detection table is provided with a plurality of cylindrical air cavities, pneumatic pistons are arranged in the cylindrical air cavities and connected with positioning pieces through positioning butt-joint parts, the center of the detection table is provided with a suction port communicated with the cylindrical air cavities, and blowing force positioning holes communicated with the cylindrical air cavities are formed in the detection table and located around the suction port.
Preferably, the telescopic assembly comprises an adaptive rectangular opening which is formed in the bottom of the movable cover and matched with the traction combination block, and the movable cover is sleeved on the traction main shaft and is connected with the traction combination block through a telescopic spring which is sleeved on the traction main shaft.
Preferably, the spacing rectangular block of adjustment connecting block top fixedly connected with, the interior lateral wall fixed connection of equipment mouth has the spacing axle of level, spacing rectangular block and the spacing axle sliding connection of level, and through the cover establish the epaxial reset spring of level spacing and the interior wall connection of equipment mouth.
Preferably, the chain driving medium includes the drive shaft of being connected with vertical adjustment motor output, drive shaft tip fixedly connected with drive sprocket, the adjustment disc is connected with the link sprocket through the transmission shaft, is located both sides the link sprocket passes through the chain and is connected with the drive sprocket transmission, the transmission shaft top is connected with the top rotation in the equipment mouth.
Preferably, the compensation limiting part comprises a compensation moving port arranged on the side wall of the traction detection rod, a sliding central column is arranged in the compensation moving port, two ends of the sliding central column are rotatably connected with a U-shaped frame through rotating shafts, and the top of the U-shaped frame is connected with the linkage plate through a fixed column.
Preferably, can dismantle the holder and dismantle the mouth including seting up the screw thread on the contact angle piece, the screw thread is dismantled a mouthful threaded connection and is had screw thread fastening post, screw thread fastening post rotates and is connected with the centre gripping fastening block, centre gripping fastening block all is provided with the rubber skid resistant course with the contact angle piece lateral wall.
Preferably, the location is to the piece including the compression pole, the compression pole top fixedly connected with a plurality of and the location sleeve of setting element looks adaptation, the compression pole bottom fixedly connected with a plurality of compression posts, the compression post bottom runs through to the cylindricality plenum to with pneumatic piston fixed connection, the compression pole is connected with detecting the platform through the cover establishing the conflict spring on compressing the post.
Preferably, the blowing force positioning holes are all obliquely arranged, the oblique angles face the suction port, and rubber sealing rings are arranged on the edge of the upper surface of the suction port.
Preferably, the suction port and the blowing positioning hole are both provided with one-way valve.
Compared with the prior art, the invention has the beneficial effects that:
1. the invention designs the shape of the packaging plastic box, designs the packaging plastic box by detecting the tensile strength of different angles in the transverse direction, the longitudinal direction and the vertical direction, drives the traction combination block to move by drawing the main shaft, realizes the movement of the traction detection rod under the action of the compensation limiting part by utilizing the relative movement generated by the traction combination block and the movable cover, realizes the detection of the transverse tensile strength of the X axis of the packaging plastic box, and can utilize the arc-shaped contact block on the adjusting disc to extrude the adjusting connection block to move in the Y axis, thereby realizing the detection of the longitudinal tensile strength of the packaging plastic box.
2. The invention realizes the positioning of the position of the traction detection rod on the traction combination block by utilizing the butt joint of the positioning piece and the positioning sleeve, realizes the air outlet from the blowing force positioning hole by utilizing the pressure of the pneumatic piston converted by the pressure when the traction combination block moves downwards, achieves the position adjustment of the plastic box to be packaged on the detection table, and realizes the automatic positioning of the plastic box to be packaged.
3. According to the invention, the clamping fastener and the contact angle block are used for clamping the edge of the packaging plastic box, the suction port is used for adsorbing the packaging plastic box, the retraction of the hydraulic cylinder is used for detecting the vertical tensile strength of the packaging plastic box, no redundant operation is required in the whole process, and the same equipment can realize the multi-direction effective tensile strength detection of the packaging plastic box.
Drawings
FIG. 1 is a schematic perspective view of an apparatus for detecting tensile strength of a plastic box for packing according to the present invention;
FIG. 2 is a schematic structural diagram of a main body of the tensile strength testing apparatus for packing plastic boxes according to the present invention;
FIG. 3 is a schematic perspective view of a longitudinal adjustment assembly of the tensile strength testing apparatus for packaging plastic boxes according to the present invention;
FIG. 4 is a schematic sectional front view of the tensile strength testing apparatus for packing plastic boxes according to the present invention;
FIG. 5 is an enlarged view of the structure at A in FIG. 4;
FIG. 6 is a schematic top view of a longitudinal adjustment assembly of the tensile strength testing apparatus for plastic boxes packaged in accordance with the present invention;
fig. 7 is a schematic view illustrating the flow of gas in the tensile strength testing apparatus for packing plastic boxes according to the present invention.
In the figure: 1. a detection table; 2. an L-shaped support platform; 3. a hydraulic cylinder; 4. a traction main shaft; 5. drawing the combined block; 6. a movable cover; 7. a linkage plate; 8. adjusting a connecting block; 9. a longitudinal adjustment motor; 10. adjusting the disc; 11. an arc-shaped contact block; 12. an arc-shaped matching block; 13. a traction detection rod; 14. a contact angle block; 15. a cylindrical air cavity; 16. a pneumatic piston; 17. a suction port; 18. a blowing force positioning hole; 19. adapting the rectangular port; 20. a limiting rectangular block; 21. a horizontal limit shaft; 22. a drive sprocket; 23. a chain wheel; 24. a drive shaft; 25. a compensation moving port; 26. a sliding central column; 27. a U-shaped frame; 28. fixing the column; 29. screwing the fastening column; 30. clamping the fastening block; 31. a pressure receiving rod; 32. positioning the sleeve; 33. a pressurized column; 34. a rubber seal ring; 35. a one-way valve; 36. a positioning member.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all embodiments, and all other embodiments obtained by a person of ordinary skill in the art without creative efforts based on the embodiments of the present invention belong to the protection scope of the present invention.
Example one
Referring to fig. 1-7, a tensile strength detection device for packaging plastic boxes comprises a detection table 1, wherein an L-shaped support table 2 is arranged on the side wall of the detection table 1, a hydraulic cylinder 3 is arranged on the L-shaped support table 2, the output end of the hydraulic cylinder 3 penetrates through the L-shaped support table 2 and is connected with a traction main shaft 4, the traction main shaft 4 realizes up-and-down telescopic motion, a traction combination block 5 is fixedly connected to the bottom of the traction main shaft 4, the traction combination block 5 is connected with a movable cover 6 through a telescopic assembly, further, the telescopic assembly comprises an adaptive rectangular opening 19 which is arranged at the bottom of the movable cover 6 and is matched with the traction combination block 5, the movable cover 6 is sleeved on the traction main shaft 4 and is connected with the traction combination block 5 through a telescopic spring which is sleeved on the traction main shaft 4.
It is worth noting that: the inner side wall of the adaptive rectangular opening 19 is in adaptive connection with the side wall of the traction combination block 5 through a guide groove and a guide rail, so that the vertical movement between the traction combination block 5 and the movable cover 6 is ensured, when the movable cover 6 is blocked by downward movement, the traction combination block 5 can also continuously move downwards, the traction detection rod 13 is driven, and the plastic packing box can be detected;
the outer side wall of the movable cover 6 is fixedly connected with a linkage plate 7, the bottom of the linkage plate 7 is provided with a positioning piece 36, the side walls of two sides of the traction combination block 5 are respectively provided with an assembly port, the inner wall of the assembly port is connected with an adjustment connecting block 8 through a longitudinal adjustment component, and the assembly ports are arranged on two sides of the traction combination block 5 and do not influence the normal rotation and movement of the subsequent traction detection rod 13;
the longitudinal adjusting component comprises a longitudinal adjusting motor 9 arranged in the traction combination block 5, the longitudinal adjusting motor 9 is one of servo motors, and generally acts together with a speed reducer when in use, which is the prior art and is not described in detail herein, the model of the longitudinal adjusting motor 9 can refer to YZ-ACSD608-70, the output end of the longitudinal adjusting motor 9 is connected with an adjusting disc 10 through a chain transmission part, arc-shaped contact blocks 11 are symmetrically arranged on two sides of the adjusting disc 10, and arc-shaped matching blocks 12 matched with the arc-shaped contact blocks 11 are fixedly connected to the side walls of the adjusting connection block 8, wherein the arc-shaped contact blocks 11 and the arc-shaped matching blocks 12 can specifically refer to fig. 6, when the adjusting disc 10 rotates, the arc-shaped contact blocks 11 can be driven to collide with the arc-shaped matching blocks 12, so that the adjusting connection block 8 connected with the adjusting connection block moves to two sides, and the detection of the tensile strength of the Y-axis plastic packaging box is realized.
Second embodiment based on the first embodiment
Referring to fig. 2-3, the top of the adjusting connection block 8 is fixedly connected with a limiting rectangular block 20, the inner side wall of the assembling port is fixedly connected with a horizontal limiting shaft 21, the limiting rectangular block 20 is connected with the horizontal limiting shaft 21 in a sliding manner, and is connected with the inner wall of the assembling port through a return spring sleeved on the horizontal limiting shaft 21.
The further benefits of using the above are: spacing rectangular block 20 and the spacing axle 21 sliding connection of level, this can realize the horizontal migration to the adjusting connecting block 8 of being connected with it for adjusting connecting block 8 intelligence carries out horizontal Y axle and removes, wherein it is worth noting bottom lateral wall and the adjusting connecting block 8 sliding contact of equipment mouth, realizes adjusting connecting block 8 spacing with the spacing axle 21 of level jointly.
Still further, the chain transmission member comprises a driving shaft connected with the output end of the longitudinal adjusting motor 9, the end part of the driving shaft is fixedly connected with a driving chain wheel 22, the adjusting disc 10 is connected with a linkage chain wheel 23 through a driving shaft 24, the linkage chain wheels 23 positioned at two sides are in transmission connection with the driving chain wheel 22 through chains, and the top of the driving shaft 24 is in rotary connection with the top in the assembling port;
it should be noted that the interlocking sprockets 23 on both sides are interlocked by the driving sprocket 22, so that the transmission shafts 24 on both sides can rotate together, and the adjusting connecting block 8 can move along the Y axis.
The side wall of the adjusting connecting block 8 is rotatably connected with a traction detecting rod 13, the traction detecting rod 13 is connected with the linkage plate 7 through a compensation limiting part, furthermore, the compensation limiting part comprises a compensation moving port 25 arranged on the side wall of the traction detecting rod 13, a sliding central column 26 is arranged in the compensation moving port 25, two ends of the sliding central column 26 are rotatably connected with a U-shaped frame 27 through rotating shafts, and the top of the U-shaped frame 27 is connected with the linkage plate 7 through a fixing column 28.
It is worth noting that: the sliding central column 26 can slide in the compensation moving port 25, which ensures that the horizontal moving length of the traction detection rod 13 can be compensated when the traction detection rod 13 rotates around the axis of the sliding central column 26;
the further benefits of using the above are: the setting of compensation locating part can make when linkage board 7 is contradicted and removes cover 6 when unable removal, when pulling 5 relative movement covers 6 downstream of combination piece, can make and pull 13 one end of detecting rod and extrude downwards, under the limiting displacement of compensation locating part, the contact hornblock 14 that pulls the setting of the 13 other end of detecting rod can realize the extrusion to the packing plastic box four corners department of being contradicted for its X axle of packing plastic box is tensile, realizes X axle tensile strength's detection.
Third embodiment based on the first embodiment
Referring to fig. 3-7, the end of the traction detection rod 13 is connected with a contact angle block 14 through a universal ball, a detachable clamping piece is arranged on the contact angle block 14, the detachable clamping piece comprises a threaded detachable opening arranged on the contact angle block 14, the threaded detachable opening is in threaded connection with a threaded fastening column 29, the threaded fastening column 29 is rotatably connected with a clamping fastening block 30, the clamping fastening block 30 and the side wall of the contact angle block 14 are both provided with rubber anti-slip layers, wherein the detachable clamping piece can be detached without being installed when the tensile strength of an X axis and a Y axis is normally detected, and when the tensile strength of a Z axis is detected, the clamping of the edge of a packaging plastic box can be realized through the threaded fastening column 29.
The bottom of the detection table 1 is provided with a plurality of cylindrical air cavities 15, pneumatic pistons 16 are arranged in the cylindrical air cavities 15, the pneumatic pistons 16 are connected with positioning pieces 36 through positioning butt-joint pieces, furthermore, the positioning butt-joint pieces comprise compression rods 31, a plurality of positioning sleeves 32 matched with the positioning pieces 36 are fixedly connected above the compression rods 31, a plurality of compression columns 33 are fixedly connected to the bottoms of the compression rods 31, the bottoms of the compression columns 33 penetrate into the cylindrical air cavities 15 and are fixedly connected with the pneumatic pistons 16, and the compression rods 31 are connected with the detection table 1 through abutting springs sleeved on the compression columns 33;
the further advantage of the above is that when the positioning part 36 moves downwards, it will be positioned with the positioning sleeve 32, so as to ensure the accuracy of the downward movement of the traction combination block 5, and the downward pressure applied to the pressure receiving rod 31 will drive the pressure receiving column 33 to move, so as to drive the pneumatic piston 16, so as to extrude the gas in the cylindrical gas cavity 15, and the extruded gas will be blown out from the blowing positioning hole 18;
a suction port 17 communicated with the cylindrical air cavity 15 is formed in the center of the detection table 1, and blowing force positioning holes 18 communicated with the cylindrical air cavity 15 are formed in the detection table 1 around the suction port 17;
wherein it equals to examine the blowing power locating hole 18 blowing power size that the relative setting on the test table 1 goes up, this makes and places the packing plastic box that detects on examining test table 1 need not artificial accurate location, link plate 7 moves down under the effect when pneumatic cylinder 3, can realize that pneumatic piston 16 moves down, make blowing power locating hole 18 produce the blowing power that inclines relatively and surpass to think the packing plastic box, impartial blowing power can accurate realization all around will pack the plastic box location in the intermediate position, realize the effect of automatic adjustment packing plastic location.
It is worth noting that: the blowing positioning holes 18 are all obliquely arranged, the oblique angles of the blowing positioning holes face the suction port 17, rubber sealing rings 34 are arranged on the edge of the upper surface of the suction port 17, one-way through valves 35 are arranged in the suction port 17 and the blowing positioning holes 18, the one-way through valves 35 arranged in the suction port 17 can only convey gas from the suction port 17 into the cylindrical air cavity 15, the one-way through valves 35 arranged in the blowing positioning holes 18 can only realize the effect that the blowing positioning holes 18 are required to convey gas from the cylindrical air cavity 15, the one-way through valves 35 are common valve devices, and are the prior art, and detailed description is omitted here.
The conversion calculation between the tensile strength and the length involved in the present invention is a proportional calculation method commonly used in the art, and is not described herein in detail.
When the tensile strength of the packaging plastic box is detected, the packaging plastic box is placed on a detection table 1, a hydraulic cylinder 3 is started, a traction main shaft 4 connected with the output end of the hydraulic cylinder 3 drives a traction combination block 5 to move downwards, a movable cover 6 connected with the traction combination block through a telescopic component moves downwards along with the traction combination block, when the movable cover 6 moves downwards, a positioning piece 36 arranged on a linkage plate 7 is in contact with a positioning sleeve 32 arranged on a compression rod 31 to be positioned, a compression column 33 is driven to move downwards, the compression column 33 drives a pneumatic piston 16 to extrude gas in a cylindrical gas cavity 15, the gas is conveyed outwards from a blowing force positioning hole 18 communicated with the gas, the packaging plastic box on the detection table 1 is moved, and accurate positioning is realized;
when the pneumatic piston 16 moves to the bottom, the positioning part 36 can block the moving cover 6 connected with the linkage plate 7 from continuously moving downwards, the traction detection rod 13 connected with the traction combination block 5 is just positioned at the position with the same height of the packaging plastic box, at the moment, the hydraulic cylinder 3 continuously drives the traction combination block 5 to move downwards, the contact angle block 14 arranged at the end part of the traction detection rod 13 can effectively realize the contact of four corners of the packaging plastic box under the action of the compensation limiting part, the traction combination block 5 continuously moves downwards, the detection of the tensile strength of the packaging plastic box in the X-axis direction can be realized, the detection of the tensile strength is in direct proportion to the moving distance of the traction main shaft 4 connected with the output end of the hydraulic cylinder 3, and the tensile strength of the packaging plastic box in the X-axis direction can be obtained;
when the tensile strength of the packaging plastic box in the Y-axis direction needs to be detected, only when the contact angle block 14 is in contact with four corners of the packaging plastic box, the hydraulic cylinder 3 is stopped, the longitudinal adjusting motor 9 is started to drive the driving chain wheel 22 to rotate, the transmission shaft 24 connected with the linkage chain wheel 23 drives the adjusting disc 10 to rotate, the arc-shaped touch block 11 arranged on the adjusting disc 10 can touch the arc-shaped matching block 12 connected with the adjusting connecting block 8, so that the adjusting connecting block 8 can be touched to move, the traction detection rod 13 connected with the adjusting connecting block 8 can realize mutual separation in the Y-axis direction, and the contact angle block 14 drives the packaging plastic box to realize detection of the tensile strength in the Y-axis direction, so that the detection of the transverse tensile strength and the longitudinal tensile strength of the packaging plastic box is realized through the above steps;
when the tensile strength's of Z axle direction detection is carried out to packing plastic material box to needs, install centre gripping fastening block 30 and contact angle piece 14 through screw fastening post 29, the realization is to the centre gripping of packing plastic material box edgewise Z axle's plastics, control pneumatic cylinder 3 at this moment returns and contracts, when pneumatic cylinder 3 contracts, can make pneumatic piston 16 upwards move under the reply elasticity effect of conflict spring, the suction that a plurality of pneumatic piston 16 produced can be acted on in suction mouth 17 through one-way valve 35, at this moment because the packing plastic box at top is to suction mouth 17's attraction, make packing plastic box adsorbed on suction mouth 17, when pneumatic cylinder 3 drives and pulls main shaft 4 and contracts, can realize pulling detection pole 13 and move up, can realize the detection to the tensile strength of packing plastic material box Z axle direction this moment.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.
Claims (9)
1. The tensile strength detection equipment for the packaging plastic boxes comprises a detection table (1) and is characterized in that an L-shaped support table (2) is arranged on the side wall of the detection table (1), a hydraulic cylinder (3) is arranged on the L-shaped support table (2), the output end of the hydraulic cylinder (3) penetrates through the L-shaped support table (2) and is connected with a traction main shaft (4), a traction combination block (5) is fixedly connected to the bottom of the traction main shaft (4), the traction combination block (5) is connected with a movable cover (6) through a telescopic assembly, the outer side wall of the movable cover (6) is fixedly connected with a linkage plate (7), a positioning piece (36) is arranged at the bottom of the linkage plate (7), assembly ports are formed in the side walls of two sides of the traction combination block (5), the inner wall of each assembly port is connected with an adjustment connecting block (8) through a longitudinal adjustment assembly, the longitudinal adjustment assembly comprises a longitudinal adjustment motor (9) arranged in the traction combination block (5), the output end of the longitudinal adjustment motor (9) is connected with an adjustment disc (10) through a chain transmission piece, arc contact blocks (11) are symmetrically arranged on two sides of the adjustment disc (10), and the arc contact blocks (8) are connected with matching blocks (12);
the side wall of the adjusting connecting block (8) is rotatably connected with a traction detection rod (13), the traction detection rod (13) is connected with the linkage plate (7) through a compensation limiting part, the end part of the traction detection rod (13) is connected with a contact angle block (14) through a universal ball, and a detachable clamping part is arranged on the contact angle block (14);
detect platform (1) bottom and seted up a plurality of cylindricality air cavities (15), be provided with pneumatic piston (16) in cylindricality air cavity (15), pneumatic piston (16) are connected with setting element (36) through the location butt joint spare, it is provided with suction mouth (17) that are linked together with cylindricality air cavity (15) to detect platform (1) central point, is located suction mouth (17) all around it is provided with blowing power locating hole (18) that are linked together with cylindricality air cavity (15) to detect on platform (1).
2. The tensile strength detection device for the packaging plastic boxes according to claim 1, wherein the telescopic assembly comprises an adaptive rectangular opening (19) which is formed at the bottom of the movable cover (6) and is matched with the traction combination block (5), the movable cover (6) is sleeved on the traction main shaft (4) and is connected with the traction combination block (5) through a telescopic spring sleeved on the traction main shaft (4).
3. The tensile strength testing device for the packing plastic boxes according to claim 1, wherein a limiting rectangular block (20) is fixedly connected to the top of the adjusting connecting block (8), a horizontal limiting shaft (21) is fixedly connected to the inner side wall of the assembling port, the limiting rectangular block (20) is slidably connected with the horizontal limiting shaft (21), and is connected with the inner wall of the assembling port through a return spring sleeved on the horizontal limiting shaft (21).
4. The tensile strength testing apparatus for packaging plastic boxes according to claim 1, wherein the chain transmission member comprises a driving shaft connected to the output end of the longitudinal adjusting motor (9), the end of the driving shaft is fixedly connected with a driving chain wheel (22), the adjusting plate (10) is connected with a linkage chain wheel (23) through a transmission shaft (24), the linkage chain wheels (23) on two sides are in transmission connection with the driving chain wheel (22) through chains, and the top of the transmission shaft (24) is rotatably connected with the inner top of the assembling port.
5. The tensile strength testing apparatus for packing plastic boxes according to claim 1, wherein the compensation limiting member comprises a compensation moving opening (25) formed on a side wall of the traction testing rod (13), a sliding central column (26) is arranged in the compensation moving opening (25), two ends of the sliding central column (26) are rotatably connected with a "U" -shaped frame (27) through a rotating shaft, and the top of the "U" -shaped frame (27) is connected with the linkage plate (7) through a fixing column (28).
6. The tensile strength testing apparatus for packing plastic boxes according to claim 1, wherein the detachable clamping member comprises a threaded detaching opening formed on the contact angle block (14), the threaded detaching opening is connected with a threaded fastening column (29) in a threaded manner, the threaded fastening column (29) is rotatably connected with a clamping fastening block (30), and rubber anti-slip layers are arranged on the side walls of the clamping fastening block (30) and the contact angle block (14).
7. The tensile strength detection device for the packaging plastic box according to claim 1, wherein the positioning butt joint member comprises a compression rod (31), a plurality of positioning sleeves (32) matched with the positioning members (36) are fixedly connected above the compression rod (31), a plurality of compression columns (33) are fixedly connected to the bottom of the compression rod (31), the bottoms of the compression columns (33) penetrate through the cylindrical air cavity (15) and are fixedly connected with the pneumatic piston (16), and the compression rod (31) is connected with the detection table (1) through abutting springs sleeved on the compression columns (33).
8. The equipment for detecting the tensile strength of the packing plastic boxes according to claim 1, wherein the blowing force positioning holes (18) are all arranged in an inclined manner, the inclined angles all face to the suction port (17), and a rubber sealing ring (34) is arranged on the edge of the upper surface of the suction port (17).
9. The tensile strength testing apparatus for packing plastic boxes according to claim 1, wherein a one-way valve (35) is disposed in each of the suction port (17) and the blowing force positioning hole (18).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211430875.6A CN115597972B (en) | 2022-11-16 | 2022-11-16 | Tensile strength detection equipment for packaging plastic boxes |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211430875.6A CN115597972B (en) | 2022-11-16 | 2022-11-16 | Tensile strength detection equipment for packaging plastic boxes |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN115597972A CN115597972A (en) | 2023-01-13 |
| CN115597972B true CN115597972B (en) | 2023-02-17 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
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| CN202211430875.6A Active CN115597972B (en) | 2022-11-16 | 2022-11-16 | Tensile strength detection equipment for packaging plastic boxes |
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