CN114812951B - Lunch box sealing detection device - Google Patents
Lunch box sealing detection device Download PDFInfo
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- CN114812951B CN114812951B CN202210745952.0A CN202210745952A CN114812951B CN 114812951 B CN114812951 B CN 114812951B CN 202210745952 A CN202210745952 A CN 202210745952A CN 114812951 B CN114812951 B CN 114812951B
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M3/00—Investigating fluid-tightness of structures
- G01M3/02—Investigating fluid-tightness of structures by using fluid or vacuum
- G01M3/04—Investigating fluid-tightness of structures by using fluid or vacuum by detecting the presence of fluid at the leakage point
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M3/00—Investigating fluid-tightness of structures
- G01M3/02—Investigating fluid-tightness of structures by using fluid or vacuum
- G01M3/26—Investigating fluid-tightness of structures by using fluid or vacuum by measuring rate of loss or gain of fluid, e.g. by pressure-responsive devices, by flow detectors
- G01M3/32—Investigating fluid-tightness of structures by using fluid or vacuum by measuring rate of loss or gain of fluid, e.g. by pressure-responsive devices, by flow detectors for containers, e.g. radiators
- G01M3/3209—Details, e.g. container closure devices
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Abstract
The invention relates to the technical field of detection equipment, in particular to a lunch box sealing detection device which comprises a clamp group, an inclined hinge assembly, a power group and a sensor, wherein the clamp group comprises two clamps A and B, the inclined hinge assembly comprises a main pin, the height of the main pin is fixed, the axis of the main pin is a first axis, the first axis is parallel to an X axis, the clamp A and the clamp B are connected through the inclined hinge assembly, the clamp A and the clamp B can respectively clamp two ends of a lunch box to rotate around the first axis under the action of the power group so as to realize the torsion of the lunch box on the X axis, the sensor is used for detecting the weight change condition of the lunch box in the clamp group, the invention simultaneously twists the X axis and the Y axis of the lunch box filled with liquid, judges whether the sealing performance of the lunch box is qualified or not by observing whether the liquid in the lunch box leaks or not, and has a visual and clear judgment method, and the torsional deformation degree of the lunch box can be controlled through the stroke of the power unit, and the sealing performance of the various lunch boxes can be detected.
Description
Technical Field
The invention relates to the technical field of detection equipment, in particular to a lunch box sealing detection device.
Background
The reason that the lunch-box can not be sealed lies in can not closely laminating between lunch-box body and the lid, and the reason that leads to lunch-box body and lid can not closely laminate includes: 1. the lunch box body and the box cover are unreasonable in size tolerance design or large in manufacturing error; 2. under the stress condition (for example, the square box is placed in the luggage and is mutually extruded with other objects), the elastic deformation of the upper edge of the lunch box body and the lower edge of the box cover are asynchronous, so that a gap is formed between the lunch box body and the box cover.
The sealing lunch box is characterized in that a layer of rubber ring is additionally arranged between the lunch box body and the box cover so as to realize the sealing between the lunch box body and the box cover.
However, in the process of producing and assembling the sealed lunch box, the sealing performance of the sealed lunch box is not up to the standard due to the following reasons: 1. the rubber ring has manufacturing defects and large size error; 2. the upper edge of the lunch box body is manufactured with defects, and the size error is larger; 3. the flaw is produced on the lower edge of the box cover or the rubber ring groove of the box cover, and the size error is larger.
How to carry out sealing performance quality inspection on the lunch box before the lunch box is packaged becomes a problem which needs to be solved urgently.
Disclosure of Invention
The purpose of the invention is: the defect in the prior art is overcome, and the lunch box sealing detection device capable of detecting the sealing performance of the lunch box is provided.
In order to solve the technical problems, the technical scheme adopted by the invention is as follows:
a lunch box sealing detection device, the direction which is vertical to the upper surface and the lower surface of a lunch box and points upwards is a Z axis, the direction vertical to the front of the lunch box and pointing to the front is an X axis, the direction vertical to the side of the lunch box and pointing to the right is a Y axis, and the lunch box comprises a clamp group, an inclined hinge assembly, a power group and a weight sensor, the clamp group comprises two clamps including a clamp A and a clamp B, the inclined hinge assembly comprises a main pin, the height of the main pin is fixed, the axis of the main pin is a first axis, the first axis is parallel to the X axis, the clamp A and the clamp B are connected through an inclined hinge assembly, the clamp A and the clamp B can respectively clamp two ends of the lunch box under the action of the power unit and rotate around the first axis to realize torsion of the lunch box on the X axis, and the weight sensor is used for detecting the weight change condition of the lunch box in the clamp group.
Further, the clamp group further comprises a clamp C and a clamp D, the clamp C and the clamp D are connected through an inclined hinge assembly, the clamp C and the clamp D can respectively clamp two ends of the lunch box under the action of the power group and rotate around the first axis to achieve torsion of the lunch box on the X axis, the inclined hinge assembly further comprises an auxiliary pin, the axis of the auxiliary pin is parallel to the Y axis, the clamp A and the clamp C can respectively clamp two ends of the lunch box under the action of the power group and rotate around the axis where the auxiliary pin connected with the clamp A and the clamp C are located to achieve torsion of the lunch box on the Y axis, and the clamp B and the clamp D can respectively clamp two ends of the lunch box under the action of the power group and rotate around the axis where the auxiliary pin connected with the clamp B and the clamp D are located to achieve torsion of the lunch box on the Y axis.
Further, the power unit comprises a cylinder A, a cylinder B, a cylinder C and a cylinder D, the cylinder A and the clamp A are hinged to a power hinge point A, the cylinder B and the clamp B are hinged to a power hinge point B, the cylinder C and the clamp C are hinged to a power hinge point C, the cylinder D and the clamp D are hinged to a power hinge point D, and the inclined hinge assembly, the clamp A, the clamp B, the clamp C and the clamp D are respectively hinged to a connection hinge point A, a connection hinge point B, a connection hinge point C and a connection hinge point D;
in the Y-axis direction: the distance LYA from the power hinge point A to the first axis is equal to the distance LYB from the power hinge point B to the first axis, the distance LYC from the power hinge point C to the first axis is equal to the distance LYD from the power hinge point D to the first axis, the distance lYA from the power hinge point A to the first axis is equal to the distance lYB from the power hinge point B to the first axis, the distance lYC from the power hinge point C to the first axis is equal to the distance lYD from the power hinge point D to the first axis, the distance LYA from the power hinge point A to the first axis is greater than the distance lYA from the power hinge point A to the first axis, and the distance LYC from the power hinge point C to the first axis is greater than the distance lYC from the power hinge point C to the first axis;
in the X-axis direction: a distance LXA from a power hinge point A to an axis of the sub pin connected to the jig A is equal to a distance LXC from a power hinge point C to an axis of the sub pin connected to the jig C, a distance LXB from a power hinge point B to an axis of the sub pin connected to the jig B is equal to a distance LXD from a power hinge point D to an axis of the sub pin connected to the jig D, a distance lXA from a power hinge point A to an axis of the sub pin connected to the jig A is equal to a distance lXC from a power hinge point C to an axis of the sub pin connected to the jig C, a distance lXB from a power hinge point B to an axis of the sub pin connected to the jig B is equal to a distance lXD from a power hinge point D to an axis of the sub pin connected to the jig D, a distance LXA from a power hinge point A to an axis of the sub pin connected to the jig A is greater than a distance lXA from the power hinge point A to an axis of the sub pin connected to the jig A, and a distance LXB to an axis of the sub pin connected to the jig B is greater than a distance from the hinge point B to an axis of the sub pin connected to the jig B Distance lXB.
Furthermore, the inclined hinge assembly comprises four auxiliary pins, wherein the four auxiliary pins are respectively an auxiliary pin A, an auxiliary pin B, an auxiliary pin C and an auxiliary pin D, the four auxiliary pins are respectively vertical to the main pin, the four auxiliary pins can respectively rotate around the main pin, the fixture A, the fixture B, the fixture C and the fixture D are respectively hinged with the auxiliary pin A, the auxiliary pin B, the auxiliary pin C and the auxiliary pin D to realize the connection with the inclined hinge assembly, the axis of the auxiliary pin A and the axis of the auxiliary pin C are positioned on an axis two, the axis of the auxiliary pin B and the axis of the auxiliary pin D are positioned on an axis three, and the axis two and the axis three are parallel to a Y axis.
Further, anchor clamps A includes the grip block, the top of grip block is provided with die clamping cylinder, and die clamping cylinder can press the lunch-box on the grip block, the lower surface of grip block with slope hinge assembly connects, anchor clamps B anchor clamps C with anchor clamps D's structure with anchor clamps A's structure is unanimous.
Further, the clamp A also comprises a conveying device which comprises a roller group, the conveying plane of the roller group is higher than the upper surface of the clamping plate, the lunch box can be pressed on the conveying plane of the roller group by the clamping cylinder, and the structures of the clamp B, the clamp C and the clamp D are consistent with the structure of the clamp A.
The conveying device further comprises two groups of support plates, two ends of the roller group are respectively connected above the two groups of support plates, a roller motor is arranged below the roller group, a rotor of the roller motor is connected with a transmission shaft through a coupler, the transmission shaft is rotatably connected with the two support plates respectively, the transmission shaft is connected with the roller group through two belts, and the two belts are connected with two ends of the roller group respectively;
the conveying device is connected below the clamping plate, the clamping plate is provided with a roller hole, the clamp A further comprises a supporting plate, the supporting plate is located below the conveying device and parallel to the clamping plate, the supporting plate is rigidly connected with the clamping plate, a spring and a guide device are connected between the lower surface of the support plate and the supporting plate, and the roller group can be pressed down to a conveying plane to be coplanar with the upper surface of the clamping plate under the action of a clamping cylinder;
the structure of the clamp B, the clamp C and the clamp D is consistent with that of the clamp A.
Further, the auxiliary pin A comprises a pin rod and a bearing ring, the pin rod is fixedly connected with the bearing ring, the axis of the pin rod is perpendicular to the axis of the bearing ring, the structures of the auxiliary pin A, the auxiliary pin B, the auxiliary pin C and the auxiliary pin D are consistent, main bearings are respectively sleeved in the bearing rings of the auxiliary pin A, the auxiliary pin B, the auxiliary pin C and the auxiliary pin D, the main bearings are sleeved on the main bearings, the auxiliary pin A and the auxiliary pin B are collinear, the auxiliary pin C and the auxiliary pin D are collinear, auxiliary bearings are respectively sleeved on the pin rods of the auxiliary pin A, the auxiliary pin B, the auxiliary pin C and the auxiliary pin D, the lower surface of the supporting plate is connected with a bearing sleeve, and the auxiliary bearings are nested in the bearing sleeve to achieve hinging of the clamp group and the inclined hinge assembly.
Further, one end of the air cylinder A is connected with the supporting plate of the clamp A through a joint bearing, one end of the air cylinder B is connected with the supporting plate of the clamp B through a joint bearing, one end of the air cylinder C is connected with the supporting plate of the clamp C through a joint bearing, and one end of the air cylinder D is connected with the supporting plate of the clamp D through a joint bearing.
Furthermore, the inclined hinge assembly is also connected with a locking device, the locking device comprises an auxiliary pin locking pin and a main pin locking pin, two sides of the bearing sleeve are respectively connected with a bearing sleeve locking ring, the bearing sleeve locking rings on the two sides are staggered in the thickness direction of the bearing sleeve, the bearing sleeve connected with the auxiliary pin A and the bearing sleeve connected with the auxiliary pin C are provided with coaxial bearing sleeve locking rings, the auxiliary pin locking pin is inserted in the bearing sleeve, the bearing sleeve connected with the auxiliary pin B and the bearing sleeve connected with the auxiliary pin D are provided with coaxial bearing sleeve locking rings, the auxiliary pin locking pin is inserted in the bearing sleeve locking rings, and the auxiliary pin locking pin enables the clamp group to realize the torsion on the X axis only for the lunch box;
the bearing ring is connected with a bearing ring locking ring, the axis of the bearing ring locking ring is parallel to the axis of the main pin, the bearing ring locking rings of the auxiliary pin A and the auxiliary pin B are coaxial, the main pin locking pin is inserted into the auxiliary pin A, the bearing ring locking ring of the auxiliary pin C is coaxial with the bearing ring locking ring of the auxiliary pin D, the main pin locking pin is inserted into the auxiliary pin C, and the main pin locking pin enables the clamp group to realize Y-axis torsion only for the lunch box.
The technical scheme adopted by the invention has the beneficial effects that:
1. the lunch box loaded with liquid is simultaneously or respectively twisted on the X axis and the Y axis, whether the sealing performance of the lunch box is qualified or not is judged by observing whether the liquid in the lunch box leaks or not, the judgment method is intuitive and clear, the twisted deformation degree of the lunch box can be controlled by the stroke of the power unit, and the sealing performance of various lunch boxes can be detected.
2. The conveying device arranged on the clamp group can be arranged in a lunch box packaging line, so that online detection is realized, and the automation degree of the lunch box production quality inspection link is improved.
3. Whether weight sensor changes through the weight of measuring the lunch-box before and after twisting and judges the lunch-box and whether take place the leakage condition, can leak the lunch-box and leak the data that the degree converts the weight difference into for the testing result is more directly perceived.
4. The locking device can separate the torsion on the X axis from the torsion on the Y axis, and can distinguish the torsion torque on the long side from the torsion torque on the short side when the rectangular lunch box is measured.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings needed to be used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings based on these drawings without inventive exercise. Wherein
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic view of another embodiment of the present invention;
FIG. 3 is a view of the invention in the X-axis direction;
FIG. 4 is a Y-axis view of the present invention;
FIG. 5 is a schematic structural view of a clamp A according to the present invention;
FIG. 6 is a schematic view of another angle of the clamp A according to the present invention;
FIG. 7 is a schematic view of the tilt hinge assembly of the present invention;
FIG. 8 is a detail view of the tilt hinge assembly of the present invention;
FIG. 9 is a schematic view of the construction of the secondary pin A of the present invention;
FIG. 10 is a detail view of the installation of the tilt hinge assembly of the present invention;
FIG. 11 is an X-axis installation schematic of the tilt hinge assembly of the present invention;
FIG. 12 is a schematic view of the tilt hinge assembly of the present invention mounted in the Y-axis direction.
1. A clamp group; 1A, a clamp A; 1B, a clamp B; 1C, a clamp C; 1D, a clamp D; 111. a clamping plate; 112. a clamping cylinder; 113. rubber sheets; 114. a vertical plate; 115. a transverse plate; 116. a support plate; 12. a conveying device; 121. a roller set; 122. a first support plate; 123. a second bracket plate; 124. a roller motor; 125. a belt; 126. a drive shaft; 131. a spring; 132. a guide bar; 133. a linear bearing; 2. a tilt hinge assembly; 21. a kingpin; 22A, an auxiliary pin A; 22B, an auxiliary pin B; 22C, an auxiliary pin C; 22D, an auxiliary pin D; 221. a pin rod; 222. a bearing ring; 223. a bearing ring locking ring; 23. a bearing housing; 24. a bearing sleeve locking ring; 3. a power pack; 3A, a cylinder A; 3B, a cylinder B; 3C, a cylinder C; 3D, a cylinder D; 31. a knuckle bearing; 41. a kingpin locking pin; 42. a secondary pin locking pin; 5. a lunch box.
Detailed Description
The present invention will now be described in further detail with reference to the accompanying drawings. These drawings are simplified schematic views illustrating only the basic structure of the present invention in a schematic manner, and thus show only the constitution related to the present invention. The present invention is described in detail by using schematic structural diagrams and the like, which are only examples and should not limit the protection scope of the present invention. In addition, the actual fabrication process should include three-dimensional space of length, width and depth.
Referring to fig. 1-12, a lunch box sealing detection device, wherein a direction perpendicular to an upper surface and a lower surface of a lunch box 5 and pointing upward is a Z-axis, a direction perpendicular to a front surface of the lunch box 5 and pointing forward is an X-axis, a direction perpendicular to a side surface of the lunch box 5 and pointing right is a Y-axis, comprises a clamp group 1, an inclined hinge assembly 2, a power group 3 and a weight sensor, the clamp group 1 comprises two clamps including a clamp A1A and a clamp B1B, the inclined hinge assembly 2 comprises a main pin 21, a height of the main pin 21 is fixed, an axis of the main pin 21 is a first axis, the first axis is parallel to the X-axis, the clamp A1A and the clamp B1B are connected by the inclined hinge assembly 2, the clamp A1A and the clamp B1B can respectively clamp two ends of the lunch box 5 and rotate around the first axis under the action of the power group 3 to realize torsion of the lunch box 5 on the X-axis, the weight sensor is used for detecting the weight change condition of the lunch box 5 in the clamp group 1. The power set 3 is connected to the bottom plate, the main pin 21 is also connected to the bottom plate through a connecting rod to ensure that the height of the main pin 21 is unchanged, the connecting rod is perpendicular to the bottom plate, the lower surface of the bottom plate is connected with a weight sensor, the bottom plate is only fixed on fixing frames such as a support and a bracket through the weight sensor, the weight sensor is used for measuring the whole weight above the sensor by weight, when the lunch box 5 leaks after detection, the detected whole weight is reduced, and the detected lunch box 5 can be known to have unqualified sealing performance by reading the data of the weight sensor.
When the power pack 3 is pulled down, the joints of the clamps A1A and B1B with the power pack 3 will be declined due to the fixed height of the main pin 21, so that the lunch box 5 is twisted on the X axis to test the sealing performance of the lunch box 5 when the lunch box 5 is twisted on the X axis.
Referring to fig. 1-4, the clamping set 1 further includes a clamp C1C and a clamp D1D, the clamp C1C and the clamp D1D are connected by a tilt hinge assembly 2, the clamp C1C and the clamp D1D can respectively clamp two ends of the lunch box 5 to rotate around the first axis under the action of the power group 3 so as to realize the torsion of the lunch box 5 on the X axis, the inclined hinge assembly 2 further comprises an auxiliary pin, the axis of the auxiliary pin is parallel to the Y axis, the clamp A1A and the clamp C1C can respectively clamp two ends of the lunch box 5 under the action of the power set 3 and rotate around the axis of the auxiliary pin connected with the lunch box 5 so as to realize the torsion of the lunch box 5 on the Y axis, the clamp B1B and the clamp D1D can respectively clamp two ends of the lunch box 5 to rotate around the axis of the auxiliary pin connected with the lunch box 5 under the action of the power set 3 so as to realize the torsion of the lunch box 5 on the Y axis.
The added clamp C1C and the clamp D1D enable the lunch box 5 to be twisted in the X axis direction and the lunch box 5 to be twisted in the Y axis direction, and the detection range of the lunch box is more comprehensive and closer to reality.
Referring to fig. 1-4, the power unit 3 includes a cylinder A3A, a cylinder B3B, a cylinder C3C, and a cylinder D3D, the cylinder A3A is hinged to a power hinge point a with the clamp A1A, the cylinder B3B is hinged to a power hinge point B with the clamp B1B, the cylinder C3C is hinged to a power hinge point C with the clamp C1C, the cylinder D3D is hinged to a power hinge point D with the clamp D1D, and the tilt hinge assembly 2, the clamp A1A, the clamp B1B, the clamp C1C, and the clamp D1D are respectively hinged to the connection hinge point a, the connection hinge point B, the connection hinge point C, and the connection hinge point D;
in the Y-axis direction: the distance LYA from the power hinge point A to the first axis is equal to the distance LYB from the power hinge point B to the first axis, the distance LYC from the power hinge point C to the first axis is equal to the distance LYD from the power hinge point D to the first axis, the distance lYA from the power hinge point A to the first axis is equal to the distance lYB from the power hinge point B to the first axis, the distance lYC from the power hinge point C to the first axis is equal to the distance lYD from the power hinge point D to the first axis, the distance LYA from the power hinge point A to the first axis is greater than the distance lYA from the power hinge point A to the first axis, and the distance LYC from the power hinge point C to the first axis is greater than the distance lYC from the power hinge point C to the first axis;
in the X-axis direction: distance LXA from power hinge point a to the axis of the secondary pin connected to clamp A1A is equal to distance LXC from power hinge point C to the axis of the secondary pin connected to clamp C1C, distance LXB from power hinge point B to the axis of the secondary pin connected to clamp B1B is equal to distance LXD from power hinge point D to the axis of the secondary pin connected to clamp D1D, distance lXA from hinge point a to the axis of the secondary pin connected to clamp A1A is equal to distance lXC from hinge point C to the axis of the secondary pin connected to clamp C1C, distance lXB from hinge point B to the axis of the secondary pin connected to clamp B1B is equal to distance lXD from hinge point D to the axis of the secondary pin connected to clamp D1D, distance LXA from power hinge point a to the axis of the secondary pin connected to clamp A1A is greater than distance 34 from hinge point a to the axis of the secondary pin connected to clamp a A, distance B from power hinge point B to B of the secondary pin connected to clamp B1 3638 is greater than distance LXB from the axis of the secondary pin connected to clamp C38 Distance lXB.
The hinge points need to be arranged on two sides of the main pin 21 or the auxiliary pin to facilitate force application, and the hinge points are equidistant from the main pin 21 or the auxiliary pin to facilitate data calculation during testing, namely the moment arms of the power pack 3 during force application are all equal.
Referring to fig. 7-8, the tilt hinge assembly 2 includes four secondary pins, which are respectively a secondary pin a22A, a secondary pin B22B, a secondary pin C22C, and a secondary pin D22D, the four secondary pins are respectively perpendicular to the main pin 21, and the four secondary pins are respectively rotatable around the main pin 21, and the clamp A1A, the clamp B1B, the clamp C1C, and the clamp D1D are respectively connected to the tilt hinge assembly 2 by being hinged to the secondary pin a22A, the secondary pin B22B, the secondary pin C22C, and the secondary pin D22D, wherein an axis of the secondary pin a22A and an axis of the secondary pin C22C are on a second axis, an axis of the secondary pin B22B and an axis of the secondary pin D22D are on a third axis, and the second axis and the third axis are parallel to the Y axis.
Referring to fig. 5-6, the clamp A1A includes a clamping plate 111, a clamping cylinder 112 is disposed above the clamping plate 111, specifically, the clamping plate 111 is connected with a vertical plate 114, a horizontal plate 115 is connected above the vertical plate 114, the horizontal plate 115 is connected with the clamping cylinder 112, the clamping cylinder 112 can press the lunch box 5 on the clamping plate 111, the lower surface of the clamping plate 111 is connected with the inclined hinge assembly 2, and the structures of the clamp B1B, the clamp C1C, and the clamp D1D are consistent with the structure of the clamp A1A.
The lower surface of the piston end of the clamping cylinder 112 is pasted with a rubber sheet 113, so that the lunch box 5 is prevented from being damaged by the clamping cylinder 112.
Referring to fig. 5-6, the clamp A1A further includes a conveying device 12, the conveying device 12 includes a roller set 121, a conveying plane of the roller set 121 is higher than an upper surface of the clamping plate 111, the clamping cylinder 112 can press the lunch box 5 on the conveying plane of the roller set 121, and the structures of the clamp B1B, the clamp C1C and the clamp D1D are the same as the structure of the clamp A1A.
The conveying device 12 enables the sealing performance of the lunch box 5 to be detected on line, and detection efficiency is improved.
Referring to fig. 5 to 6, the conveying device 12 further includes two sets of support plates, each set of support plate includes a first support plate 122 and a second support plate 123, two ends of the roller set 121 are respectively connected above the two sets of support plates, two ends of the specific roller set 121 are respectively connected to the first support plate 122, the first support plate 122 is connected to the upper end of the second support plate 123, a roller motor 124 is disposed below the roller set 121, a rotor of the roller motor 124 is connected to a transmission shaft 126 through a coupling, the transmission shaft 126 is rotatably connected to the two second support plates 123, the transmission shaft 126 is connected to the roller set through two belts 125, and the two belts 125 are respectively connected to two ends of the roller set;
the two belts 125 can increase the working stability of the roller set 121 and prevent the roller set 121 from tilting and rotating and slipping.
The conveying device 12 is connected below the clamping plate 111, the clamping plate 111 is provided with roller holes, the clamp A1A further comprises a supporting plate 116, the supporting plate 116 is located below the conveying device 12, the supporting plate 116 is parallel to the clamping plate 111, the supporting plate 116 is rigidly connected with the clamping plate 111, a spring 131 and a guide device are connected between the lower surface of the support plate and the supporting plate 116, the guide device comprises a linear bearing 133 and a guide rod 132, the guide rod 132 is fixed on the upper surface of the supporting plate 116, the linear bearing 133 is connected with the support plate, and the roller group 121 can be pressed down to a conveying plane coplanar with the upper surface of the clamping plate 111 under the action of the clamping cylinder 112;
the spring 131 allows the transfer device 12 to be quickly returned when not pressurized, and the guide allows the up and down movement of the transfer device 12 to be prevented from being deviated.
Because the contact connection of the roller and the bottom surface of the lunch box 5 is line connection, when torsion is applied to the lunch box 5, the lunch box 5 can fly out of the lunch box due to insufficient friction force because the contact area of the bottom surface of the lunch box 5 is too small. The conveying device 12 can be vertically moved, the upper surface of the roller group 121 can be pressed down to the upper surface of the clamping plate 111, so that the lunch box 5 can be pressed down together until the lunch box 5 is in contact with the upper surface of the clamping plate 111 when being pressed, the line contact between the bottom of the lunch box 5 and the roller group 121 is changed into the surface contact between the bottom of the lunch box 5 and the clamping plate 111, the contact area is increased, the friction force is increased, and the problem that the lunch box 5 flies out is solved.
The structure of the clip B1B, the clip C1C, and the clip D1D is identical to the structure of the clip A1A.
Referring to fig. 9-10, the secondary pin a22A includes a pin 221 and a bearing ring 222, the pin 221 is fixedly connected with the bearing ring 222, the axis of the pin 221 is perpendicular to the axis of the bearing ring 222, the secondary pin a22A, the secondary pin B22B, the secondary pin C22C and the secondary pin D22D are in the same structure, the secondary pin a22A, the secondary pin B22B, the secondary pin C22C and the secondary pin D22D are respectively sleeved with a primary bearing on the bearing ring 222, the primary bearing is sleeved on the primary pin 21, the secondary pin a22A and the secondary pin B22B are collinear, the secondary pin C22C and the secondary pin D22D are collinear, the secondary pin a22A, the secondary pin B22B, the secondary pin C22C and the secondary pin D22D are respectively provided with a secondary sleeve bearing on the pin rod, the lower surface of the support plate 116 is connected with a bearing sleeve 23, and the secondary pin a hinge assembly of the clamp group 1 and the inclined hinge assembly is realized.
The secondary pin is located on two axes, rather than one axis, so that the structure of the inclined hinge assembly 2 is more reasonable, and the secondary pin is not too compact, thereby avoiding interference among parts when the clamp is twisted.
Referring to fig. 10, one end of the cylinder A3A is connected to the supporting plate 116 of the clamp A1A through a joint bearing 31, one end of the cylinder B3B is connected to the supporting plate 116 of the clamp B1B through a joint bearing 31, one end of the cylinder C3C is connected to the supporting plate 116 of the clamp C1C through a joint bearing 31, one end of the cylinder D3D is connected to the supporting plate 116 of the clamp D1D through a joint bearing 31, and the joint bearing 31 is connected to the bottom surface of the supporting plate 116 through a flange bearing housing 23. The knuckle bearing 31 realizes that each cylinder in the power pack 3 is kept perpendicular to the horizontal plane while the support plate 116 can generate a tilting motion under the action of the power pack 3.
Referring to fig. 11 to 12, the tilt hinge assembly 2 is further connected with a locking device, the locking device includes a sub-pin locking pin 42 and a main pin locking pin 41, two sides of the bearing sleeve 23 are respectively connected with bearing sleeve locking rings 24, the bearing sleeve locking rings 24 on the two sides are staggered in the thickness direction of the bearing sleeve 23, the bearing sleeve 23 connected with the sub-pin a22A and the bearing sleeve 23 connected with the sub-pin C22C have coaxial bearing sleeve locking rings 24, and the sub-pin locking pin 42 is inserted therein, the bearing sleeve 23 connected with the sub-pin B22B and the bearing sleeve 23 connected with the sub-pin D22D have coaxial bearing sleeve locking rings 24, and the sub-pin locking pin 42 is inserted therein, and the sub-pin locking pin 42 enables the clamp group 1 to realize the twisting on the X axis only for the lunch box 5;
a bearing ring locking ring 223 is attached to the bearing ring 222, the axis of the bearing ring locking ring 223 being parallel to the axis of the main pin 21, the sub pin a22A being coaxial with the bearing ring locking ring 223 of the sub pin B22B and having a main pin locking pin 41 inserted therein, the sub pin C22C being coaxial with the bearing ring locking ring 223 of the sub pin D22D and having a main pin locking pin 41 inserted therein, the main pin locking pin 41 enabling the clamp set 1 to effect a Y-axis twist only on the lunchbox 5.
The locking device enables the lunch box 5 to be twisted on the X axis or the Y axis independently, so that the lunch box detection device has more detection actions and wider detection range.
In light of the foregoing description of the preferred embodiment of the present invention, many modifications and variations will be apparent to those skilled in the art without departing from the spirit and scope of the invention. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention. The technical scope of the present invention is not limited to the content of the specification, and must be determined according to the scope of the claims.
Claims (10)
1. The utility model provides a detection device is sealed to lunch-box, is the Z axle with the orientation of the perpendicular and directional top of surface about the lunch-box, is the X axle with the positive vertically orientation of lunch-box and the orientation in pointing the place ahead, is the Y axle with the perpendicular and directional direction on the right of lunch-box side, its characterized in that: including anchor clamps group, slope hinge assembly, power group and weight sensor, anchor clamps group includes that anchor clamps A and anchor clamps B include two anchor clamps, slope hinge assembly includes the swizzle, the high fixed of swizzle, the axis of swizzle is axis one, axis one is on a parallel with the X axle, anchor clamps A with anchor clamps B connects through slope hinge assembly, anchor clamps A with anchor clamps B can press from both sides the both ends of lunch-box respectively under the effect of power group and do the rotation around lunch-box axis one in order to realize twisting in X epaxial, weight sensor is arranged in the weight change condition of the lunch-box in the detection anchor clamps group.
2. The lunch box sealing detection device according to claim 1, wherein: the clamp group further comprises a clamp C and a clamp D, the clamp C and the clamp D are connected through an inclined hinge assembly, the clamp C and the clamp D can respectively clamp two ends of a lunch box under the action of the power group and rotate around a first axis to achieve torsion of the lunch box on an X axis, the inclined hinge assembly further comprises an auxiliary pin, the axis of the auxiliary pin is parallel to a Y axis, the clamp A and the clamp C can respectively clamp two ends of the lunch box under the action of the power group and rotate around the axis where the auxiliary pin connected with the clamp A is located to achieve torsion of the lunch box on the Y axis, and the clamp B and the clamp D can respectively clamp two ends of the lunch box under the action of the power group and rotate around the axis where the auxiliary pin connected with the clamp B is located to achieve torsion of the lunch box on the Y axis.
3. The lunch box sealing detection device according to claim 2, wherein: the power unit comprises a cylinder A, a cylinder B, a cylinder C and a cylinder D, the cylinder A and the clamp A are hinged to a power hinge point A, the cylinder B and the clamp B are hinged to a power hinge point B, the cylinder C and the clamp C are hinged to a power hinge point C, the cylinder D and the clamp D are hinged to a power hinge point D, and the inclined hinge assembly, the clamp A, the clamp B, the clamp C and the clamp D are respectively hinged to a connecting hinge point A, a connecting hinge point B, a connecting hinge point C and a connecting hinge point D;
in the Y-axis direction: the distance LYA from the power hinge point A to the first axis is equal to the distance LYB from the power hinge point B to the first axis, the distance LYC from the power hinge point C to the first axis is equal to the distance LYD from the power hinge point D to the first axis, the distance lYA from the power hinge point A to the first axis is equal to the distance lYB from the power hinge point B to the first axis, the distance lYC from the power hinge point C to the first axis is equal to the distance lYD from the power hinge point D to the first axis, the distance LYA from the power hinge point A to the first axis is greater than the distance lYA from the power hinge point A to the first axis, and the distance LYC from the power hinge point C to the first axis is greater than the distance lYC from the power hinge point C to the first axis;
in the X-axis direction: a distance LXA from the power hinge point a to an axis of the sub-pin connected to the clip a is equal to a distance LXC from the power hinge point C to an axis of the sub-pin connected to the clip C, a distance LXB from the power hinge point B to an axis of the sub-pin connected to the clip B is equal to a distance LXD from the power hinge point D to an axis of the sub-pin connected to the clip D, a distance lXA from the power hinge point a to an axis of the sub-pin connected to the clip a is equal to a distance lXC from the power hinge point C to an axis of the sub-pin connected to the clip C, a distance lXB from the power hinge point B to an axis of the sub-pin connected to the clip B is equal to a distance lXD from the power hinge point D to an axis of the sub-pin connected to the clip D, a distance LXA from the power hinge point a to an axis of the sub-pin connected to the clip a is greater than a distance lXA from the power hinge point a to an axis of the sub-pin connected to the clip a, and a distance LXB from the power hinge point B to an axis of the sub-pin connected to the clip B is greater than a distance from the clip B to the clip B Distance lXB.
4. The lunch box sealing detection device according to claim 3, wherein: the inclined hinge assembly comprises four auxiliary pins, wherein the four auxiliary pins are respectively an auxiliary pin A, an auxiliary pin B, an auxiliary pin C and an auxiliary pin D, the four auxiliary pins are respectively perpendicular to the main pin, the four auxiliary pins can respectively rotate around the main pin, a clamp A, a clamp B, a clamp C and a clamp D are respectively hinged with the auxiliary pin A, the auxiliary pin B, the auxiliary pin C and the auxiliary pin D to realize connection with the inclined hinge assembly, the axis of the auxiliary pin A and the axis of the auxiliary pin C are located on an axis two, the axis of the auxiliary pin B and the axis of the auxiliary pin D are located on an axis three, and the axis two and the axis three are parallel to a Y axis.
5. The lunch box sealing detection device according to claim 4, wherein: anchor clamps A includes the grip block, the top of grip block is provided with die clamping cylinder, and die clamping cylinder can press the lunch-box on the grip block, the lower surface of grip block with slope hinge assembly connects, anchor clamps B anchor clamps C with anchor clamps D's structure with anchor clamps A's structure is unanimous.
6. The lunch box sealing detection device according to claim 5, wherein: the clamp A further comprises a conveying device which comprises a roller group, the conveying plane of the roller group is higher than the upper surface of the clamping plate, the lunch box can be pressed on the conveying plane of the roller group by the clamping cylinder, and the structures of the clamp B, the clamp C and the clamp D are consistent with the structure of the clamp A.
7. The lunch box sealing detection device according to claim 6, wherein: the conveying device further comprises two groups of support plates, two ends of the roller group are respectively connected above the two groups of support plates, a roller motor is arranged below the roller group, a rotor of the roller motor is connected with a transmission shaft through a coupler, the transmission shaft is rotatably connected with the two support plates respectively, the transmission shaft is connected with the roller group through two belts, and the two belts are connected to two ends of the roller group respectively;
the conveying device is connected below the clamping plate, the clamping plate is provided with a roller hole, the clamp A further comprises a supporting plate, the supporting plate is located below the conveying device, the supporting plate is parallel to the clamping plate and is rigidly connected with the clamping plate, a spring and a guiding device are connected between the lower surface of the support plate and the supporting plate, and the roller group can be pressed down to a conveying plane to be coplanar with the upper surface of the clamping plate under the action of a clamping cylinder;
the structure of the clamp B, the clamp C and the clamp D is consistent with that of the clamp A.
8. The lunch box sealing detection device according to claim 7, wherein: the auxiliary pin A comprises a pin rod and a bearing ring, the pin rod is fixedly connected with the bearing ring, the axis of the pin rod is perpendicular to the axis of the bearing ring, the structures of the auxiliary pin A, the auxiliary pin B, the auxiliary pin C and the auxiliary pin D are consistent, main bearings are respectively sleeved in the bearing rings of the auxiliary pin A, the auxiliary pin B, the auxiliary pin C and the auxiliary pin D, the main bearings are sleeved on the main bearings, the auxiliary pin A and the auxiliary pin B are collinear, the auxiliary pin C and the auxiliary pin D are collinear, auxiliary bearings are respectively sleeved on the pin rods of the auxiliary pin A, the auxiliary pin B, the auxiliary pin C and the auxiliary pin D, the lower surface of the supporting plate is connected with a bearing sleeve, and the auxiliary bearings are nested in the bearing sleeve to achieve hinging of a clamp group and an inclined hinge assembly.
9. The lunch box sealing detection device according to claim 8, wherein: one end of the air cylinder A is connected with the supporting plate of the clamp A through a joint bearing, one end of the air cylinder B is connected with the supporting plate of the clamp B through a joint bearing, one end of the air cylinder C is connected with the supporting plate of the clamp C through a joint bearing, and one end of the air cylinder D is connected with the supporting plate of the clamp D through a joint bearing.
10. The lunch box sealing detection device according to claim 9, wherein: the inclined hinge assembly is further connected with a locking device, the locking device comprises an auxiliary pin locking pin and a main pin locking pin, bearing sleeve locking rings are connected to two sides of the bearing sleeve respectively, the bearing sleeve locking rings on the two sides are staggered in the thickness direction of the bearing sleeve, the bearing sleeve connected with the auxiliary pin A and the bearing sleeve connected with the auxiliary pin C are provided with coaxial bearing sleeve locking rings, the auxiliary pin locking pin is inserted into the bearing sleeve locking rings, the bearing sleeve connected with the auxiliary pin B and the bearing sleeve connected with the auxiliary pin D are provided with coaxial bearing sleeve locking rings, the auxiliary pin locking pin is inserted into the bearing sleeve locking rings, and the auxiliary pin locking pin enables the clamp group to only realize X-axis torsion on the lunch box;
the bearing ring is connected with a bearing ring locking ring, the axis of the bearing ring locking ring is parallel to the axis of the main pin, the bearing ring locking rings of the auxiliary pin A and the auxiliary pin B are coaxial, the main pin locking pin is inserted into the auxiliary pin A, the bearing ring locking ring of the auxiliary pin C is coaxial with the bearing ring locking ring of the auxiliary pin D, the main pin locking pin is inserted into the auxiliary pin C, and the main pin locking pin enables the clamp group to realize Y-axis torsion only for the lunch box.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210745952.0A CN114812951B (en) | 2022-06-29 | 2022-06-29 | Lunch box sealing detection device |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202210745952.0A CN114812951B (en) | 2022-06-29 | 2022-06-29 | Lunch box sealing detection device |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN105043690A (en) * | 2015-08-31 | 2015-11-11 | 温州职业技术学院 | Valve automatic detection equipment |
| CN205131813U (en) * | 2015-11-13 | 2016-04-06 | 陈秋芳 | Novel automatic assembly line lunch -box packagine machine |
| CN207850621U (en) * | 2017-11-20 | 2018-09-11 | 广州特种承压设备检测研究院 | The test device of Plastic valve |
| CN208459150U (en) * | 2018-05-17 | 2019-02-01 | 余干县雄兵橡胶科技有限公司 | Stretching device is used in a kind of detection of lunch box silicon rubber tearing strength |
| CN112525404A (en) * | 2020-12-24 | 2021-03-19 | 烟台辰宇汽车部件有限公司 | Ball pin assembly torsion test marking device and test method |
-
2022
- 2022-06-29 CN CN202210745952.0A patent/CN114812951B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105043690A (en) * | 2015-08-31 | 2015-11-11 | 温州职业技术学院 | Valve automatic detection equipment |
| CN205131813U (en) * | 2015-11-13 | 2016-04-06 | 陈秋芳 | Novel automatic assembly line lunch -box packagine machine |
| CN207850621U (en) * | 2017-11-20 | 2018-09-11 | 广州特种承压设备检测研究院 | The test device of Plastic valve |
| CN208459150U (en) * | 2018-05-17 | 2019-02-01 | 余干县雄兵橡胶科技有限公司 | Stretching device is used in a kind of detection of lunch box silicon rubber tearing strength |
| CN112525404A (en) * | 2020-12-24 | 2021-03-19 | 烟台辰宇汽车部件有限公司 | Ball pin assembly torsion test marking device and test method |
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| CN114812951A (en) | 2022-07-29 |
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