X-Ray detection device

Abstract

The utility model discloses an X-Ray detection device which comprises a rack, an annular track is arranged on the rack, a plurality of sets of movable suspension bearing tables are arranged on the annular track and used for bearing two sets of winding battery cells, and three sets of detection mechanisms which are arranged in a staggered mode are further arranged on the rack. The first two groups of detection mechanisms are respectively used for detecting two corners of tabs of two groups of winding battery cells, and the last group of detection mechanism is used for detecting two corners of the tail ends of the two groups of winding battery cells; under the condition that the production capacity is not changed, the functions of the previous four groups of detection mechanisms can be realized through three groups of detection mechanisms, the manufacturing cost is saved, the space is saved, and meanwhile, the production efficiency can be improved according to the specification of a wound chip. And the detection positions of the winding battery cells with different specifications are adjusted, so that the detection range is widened.

Description

TECHNICAL FIELD

[0001] The utility model belongs to the technical field of electric core detection, and particularly relates to an X-Ray detection device. BACKGROUND

[0002] The X-Ray detection device is applied to the online full-automatic detection of the multi-layer winding type power battery in the lithium battery industry. By emitting X-Ray, the internal photographing, detection and judgment of good and bad products of the bare electric core are carried out, the bad products are discharged, and the good products pass through in sequence, so that the detection of the winding alignment degree of the bare electric core is realized.

[0003] At present, the diagonal X-Ray detection device usually uses four groups of detection mechanisms of double conveying belts or four detection mechanisms of magnetic suspension lines to sequentially detect the four corners of the winding electric core. This increases the overall manufacturing cost, and due to the limitation of the layout of the four groups of detection mechanisms, the size of the equipment is longer or is divided into two devices, which occupies the space of the customer's factory building. Moreover, the detection position cannot be adjusted according to the winding electric core specifications, which reduces the detection efficiency. Therefore, the X-Ray detection device is proposed. UTILITY MODEL CONTENTS

[0004] The utility model discloses a kind of X-Ray detection devices, to solve the diagonal X-Ray detection device proposed in the background art, usually using double conveying belts four groups of detection mechanisms or four detection mechanisms of magnetic suspension line to sequentially detect the four corners of winding electric core, it increases the overall manufacturing cost, simultaneously due to the limitation of the layout of four groups of detection mechanisms, the size of equipment is longer or is divided into two devices, which occupies the space of the customer's factory building, and it cannot be adjusted detection position according to winding electric core specifications, which reduces the detection efficiency problem.

[0005] To achieve the above object, the utility model provides the following technical scheme: a kind of X-Ray detection device, including rack, annular track is arranged on the rack, multiple groups of movable suspension receiving table are arranged on the annular track, and the suspension receiving table is used to carry two groups of winding electric core, three groups of detection mechanisms are also arranged on the rack staggered, the first two groups of detection mechanisms are used to detect the two corners of the tab of two groups of winding electric core respectively, and the last group of detection mechanisms is used to detect the two corners of the tail end of two groups of winding electric core.

[0006] Among them, the detection mechanism adjusts detection horizontal position and longitudinal position.

[0007] Preferably, the detection mechanism comprises a base arranged on the frame on one side of the annular track, a bottom plate movably arranged on the base, a mounting frame arranged on the bottom plate, a bearing plate arranged on the mounting frame, a bearing frame arranged on one side of the bearing plate, an X-Ray machine box arranged on the bearing frame, and an X-Ray emitting tube arranged at the bottom of the X-Ray machine box, capable of emitting X-Ray to the detection position of the wound battery cell.

[0008] Preferably, the mounting frame is further provided with a cross frame on one side, and a detection plate corresponding to the X-Ray emitting tube is further arranged on one side of the cross frame, the detection plate being located below the floating support platform, and the X-Ray passing through the detection position can be received through the arrangement of the detection plate.

[0009] Preferably, a transverse electric push rod is further arranged on the base, and a piston rod of the transverse electric push rod is connected to the bottom plate, and the transverse position of the mounting frame and the transverse detection position can be adjusted through the arrangement of the transverse electric push rod.

[0010] Preferably, a transverse sliding block is arranged at the bottom of the bottom plate, and one end of the transverse sliding block is slidably arranged on a transverse sliding rail arranged on the base, thereby improving the guidance of the movement of the bottom plate.

[0011] Preferably, a longitudinal electric push rod is arranged on one side of the bearing plate, and a piston rod of the longitudinal electric push rod is connected to the bearing frame, and the longitudinal detection position can be adjusted through the arrangement of the longitudinal electric push rod.

[0012] Preferably, a cross-shaped bracket is arranged on the floating support platform, and a plurality of battery cell positioning grooves are symmetrically arranged on the cross-shaped bracket, thereby being capable of positioning and bearing two groups of wound battery cells.

[0013] Preferably, a first feeding mechanical arm is further arranged on the frame, and a second feeding mechanical arm is arranged on the frame on one side of the detection mechanism, thereby being capable of positioning and placing two groups of wound battery cells on the floating support platform.

[0014] Preferably, a truss is arranged on the frame on the other side of the detection mechanism, and a discharging mechanical arm is arranged on the truss, thereby being capable of discharging the wound battery cells after detection.

[0015] Compared with the prior art, the application has the following beneficial effects:

[0016] (1) The application can realize the functions of the previous four groups of detection mechanisms through three groups of detection mechanisms under the condition of unchanged production capacity, thereby saving the manufacturing cost.

[0017] (2) The application saves space, solves the problem of the limitation of the layout of the four groups of detection mechanisms, and the size of the equipment is longer or is divided into two devices, thereby occupying the factory space.

[0018] (3) The application can adjust the detection positions of the wound battery cells of different specifications according to the specifications of the wound battery chip, thereby improving the detection range.

[0019] (4) The application can better adapt to the needs of subsequent high-speed lines. Since the cost of magnetic suspension is very high at the present stage, the detection method of the tail ends of the three groups of detection mechanisms being close can greatly save the use of magnetic suspension, thereby reducing the cost while realizing high productivity. BRIEF DESCRIPTION OF DRAWINGS

[0020] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0021] Figure 2 It is a schematic diagram of the structure of the assembly of the annular track and the suspension receiving table in the utility model;

[0022] Figure 3 It is a schematic diagram of the structure of the first perspective of the three groups of detection mechanisms in the utility model;

[0023] Figure 4 It is a schematic diagram of the structure of the second perspective of the three groups of detection mechanisms in the utility model;

[0024] Figure 5 It is a schematic diagram of the structure of the third perspective of the three groups of detection mechanisms in the utility model;

[0025] Figure 6 It is a schematic diagram of the overhead structure of the arrangement of the three groups of detection mechanisms in the utility model;

[0026] Figure 7 It is a schematic diagram of the left view structure of the arrangement of the three groups of detection mechanisms in the utility model;

[0027] Figure 8 It is a schematic diagram of the first perspective structure of the detection mechanism in the utility model;

[0028] Figure 9 It is a schematic diagram of the second perspective structure of the detection mechanism in the utility model;

[0029] Figure 10 It is a schematic diagram of the overhead structure of the suspension receiving table in the utility model;

[0030] Figure 11 It is a schematic diagram of the overhead structure of the installation state of the two groups of wound battery cells in the utility model;

[0031] Figure 12 It is a detection position corresponding relationship diagram of the four groups of detection mechanisms in the utility model;

[0032] Figure 13 It is a detection position corresponding relationship diagram of the three groups of detection mechanisms in the utility model;

[0033] In the figure: 1, rack; 2, second feeding manipulator; 3, detection mechanism; 4, annular track; 5, discharging manipulator; 6, truss; 7, first feeding manipulator; 8, floating receiving table; 9, wound battery cell; 81, cross-shaped support; 82, battery cell positioning groove; 301, X-Ray emitting tube; 302, X-Ray machine box; 303, bearing frame; 304, longitudinal electric push rod; 305, mounting frame; 306, transverse electric push rod; 307, base; 308, bottom plate; 309, transverse sliding block; 310, transverse sliding rail; 311, detection plate; 312, bearing plate. DETAILED DESCRIPTION

[0034] The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application. Obviously, the described embodiments are only part of the embodiments of the present application, rather than all the embodiments. Based on the embodiments in the present application, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of protection of the present application.

[0035] Please refer to Figures 1-7 The present application provides a technical solution: an X-Ray detection device, comprising a rack 1, the rack 1 is provided with an annular track 4, the annular track 4 is provided with a plurality of groups of movable floating receiving tables 8, the floating receiving tables 8 are used for carrying two groups of wound battery cells 9, the rack 1 is further provided with three groups of detection mechanisms 3 arranged staggeredly, the first two groups of detection mechanisms 3 are respectively used for detecting the two corners of the tab of the two groups of wound battery cells 9, and the last group of detection mechanisms 3 is used for detecting the two corners of the tail end of the two groups of wound battery cells 9; the rack 1 is further provided with a first feeding manipulator 7, the rack 1 on one side of the detection mechanism 3 is provided with a second feeding manipulator 2, which can position and place the two groups of wound battery cells 9 on the floating receiving tables 8, the rack 1 on the other side of the detection mechanism 3 is provided with a truss 6, and the truss 6 is provided with a discharging manipulator 5, which can perform discharging operation on the detected wound battery cells 9.

[0036] First, the three groups of suspension receiving tables 8 move along the circular track 4 to the position of the first feeding manipulator 7, the first feeding manipulator 7 places three groups of wound battery cells on one side of the three groups of suspension receiving tables 8 at the same time, then the three groups of suspension receiving tables 8 move along the circular track 4 and move to the position of the second feeding manipulator 2, the second feeding manipulator 2 places another group of wound battery cells 9 on the other side of the three groups of suspension receiving tables 8 in turn, after the placement is completed, the three groups of suspension receiving tables 8 move along the circular track 4, when the three groups of suspension receiving tables 8 move to the position of the detection mechanism 3, the three groups of suspension receiving tables 8 pass through the three groups of detection mechanisms 3 in turn, when each group of suspension receiving tables 8 passes through the three groups of detection mechanisms 3 in turn, the first two groups of detection mechanisms 3 can detect the electrode angles of the two ends of the wound battery cells 9 on the suspension receiving tables 8, and the last group of detection mechanisms 3 can simultaneously detect the tail end corners of the two groups of wound battery cells 9 on the suspension receiving tables 8, after detection, the three groups of suspension receiving tables 8 move to the unloading position, and the unloading manipulator 5 unloads the wound battery cells 9 on the three groups of suspension receiving tables 8.

[0037] In summary, in the case of unchanged capacity, the three groups of detection mechanisms 3 can realize the functions of the previous four groups of detection mechanisms 3, saving the manufacturing cost, and at the same time solving the problem that due to the limitation of the layout of the four groups of detection mechanisms 3, the size of the equipment is longer or is divided into two devices, occupying the factory space, and better adapting to the subsequent high-speed line demand, and due to the high cost of magnetic suspension at the present stage, the detection method of the tail end of the three groups of detection mechanisms 3 can greatly save the use of magnetic suspension, thereby realizing high capacity while reducing cost.

[0038] In the present application, the circular track 4 and the suspension receiving table 8 can adopt a magnetic suspension track and a magnetic suspension receiving table.

[0039] Specifically, the rack 1 is also provided with a sorting manipulator, which can sort the unqualified wound battery cells 9.

[0040] As a specific embodiment of the present application, please refer to Figure 8 and Figure 9The detection mechanism 3 comprises a base 307 arranged on the rack 1 on one side of the annular track 4, a bottom plate 308 movably arranged on the base 307, a mounting frame 305 arranged on the bottom plate 308, a bearing plate 312 arranged on the mounting frame 305, a bearing frame 303 arranged on one side of the bearing plate 312, an X-Ray machine box 302 arranged on the bearing frame 303, an X-Ray emitting tube 301 arranged at the bottom of the X-Ray machine box 302, capable of emitting X-Ray to the detection position of the wound battery cell 9, a cross frame arranged on one side of the mounting frame 305, a detection plate 311 arranged on one side of the cross frame corresponding to the X-Ray emitting tube 301, the detection plate 311 being located below the floating platform 8, through the arrangement of the detection plate 311, the X-Ray passing through the detection position can be received, a horizontal electric push rod 306 is further arranged on the base 307, one end of the piston rod of the horizontal electric push rod 306 is connected with the bottom plate 308, through the arrangement of the horizontal electric push rod 306, the horizontal position of the mounting frame 305 can be adjusted, and the horizontal detection position can be adjusted, a vertical electric push rod 304 is arranged on one side of the bearing plate 312, one end of the piston rod of the vertical electric push rod 304 is connected with the bearing frame 303, through the arrangement of the vertical electric push rod 304, the vertical detection position can be adjusted.

[0041] The detection mechanism 3 comprises a base 307 arranged on the rack 1 on one side of the annular track 4, a bottom plate 308 movably arranged on the base 307, a mounting frame 305 arranged on the bottom plate 308, a bearing plate 312 arranged on the mounting frame 305, a bearing frame 303 arranged on one side of the bearing plate 312, an X-Ray machine box 302 arranged on the bearing frame 303, an X-Ray emitting tube 301 arranged at the bottom of the X-Ray machine box 302, capable of emitting X-Ray to the detection position of the wound battery cell 9, a cross frame arranged on one side of the mounting frame 305, a detection plate 311 arranged on one side of the cross frame corresponding to the X-Ray emitting tube 301, the detection plate 311 being located below the floating platform 8, through the arrangement of the detection plate 311, the X-Ray passing through the detection position can be received, a horizontal electric push rod 306 is further arranged on the base 307, one end of the piston rod of the horizontal electric push rod 306 is connected with the bottom plate 308, through the arrangement of the horizontal electric push rod 306, the horizontal position of the mounting frame 305 can be adjusted, and the horizontal detection position can be adjusted, a vertical electric push rod 304 is arranged on one side of the bearing plate 312, one end of the piston rod of the vertical electric push rod 304 is connected with the bearing frame 303, through the arrangement of the vertical electric push rod 304, the vertical detection position can be adjusted.

[0042] Further, the bottom plate 308 is provided with a horizontal sliding block 309, one end of the horizontal sliding block 309 is slidably arranged on a horizontal sliding rail 310 arranged on the base 307, when the bottom plate 308 moves, the horizontal sliding block 309 moves along the horizontal sliding rail 310, improving the guidance of the movement of the bottom plate 308.

[0043] As a specific embodiment of the present application, please refer to Figure 10 andFigure 11 The suspension receiving table 8 is provided with a cross-shaped support 81, the cross-shaped support 81 is provided with two groups of battery cell positioning grooves 82, three battery cell positioning grooves 82 on one side of the cross-shaped support 81 form a group, through the arrangement of the two groups of battery cell positioning grooves 82, two groups of wound battery cells 9 can be positioned and carried.

[0044] Please refer to Figure 12 , the detection process of four groups of detection mechanisms in the prior art, the suspension receiving table 8 moves two stations each time, each detection mechanism 3 detects one corner of the wound battery cell 9, Figure 13 , the detection process of three groups of detection mechanisms 3, the suspension receiving table 8 moves one station each time, the first ① 、 ② group of detection mechanisms 3 detects two corners close to the tab side, the third group of detection mechanisms 3 detects two corners close to the tail end of the battery cell, so that two battery cells can be detected each time, if the magnetic suspension conveying is used, the movement time + setting + shooting time < 1.67S, and theoretically, 3 groups of core components can achieve 72PPM.

[0045] Through the change of the arrangement mode of the wound battery cell 9 and the selection of a larger magnification detection plate 311, one group of detection mechanisms 3 can detect two tail end adjacent battery cells at the same time, and finally, three groups of detection mechanisms 3 can meet the requirement of 60PPM or higher production line.

[0046] Although the embodiments of the utility model have been shown and described, it can be understood by those skilled in the art that various changes, modifications, replacements and variations can be made to these embodiments without departing from the principles and spirits of the utility model, the scope of the utility model is defined by the appended claims and their equivalents.

Claims

1. An X-Ray detection device, characterized by: The application relates to a machine frame (1) provided with a ring-shaped track (4), a plurality of groups of movable suspension platforms (8) arranged on the ring-shaped track (4) and used for carrying two groups of winding battery cells (9), and three groups of detection mechanisms (3) arranged in a staggered mode on the machine frame (1), wherein the first two groups of detection mechanisms (3) are respectively used for detecting the tab corners of the two groups of winding battery cells (9), and the last group of detection mechanisms (3) is used for detecting the tail end corners of the two groups of winding battery cells (9). The detection mechanisms (3) are used for adjusting the transverse and longitudinal positions.

2. The X-Ray detection apparatus of claim 1, wherein: The detection mechanisms (3) comprise a base (307) arranged on the machine frame (1) on one side of the ring-shaped track (4), a bottom plate (308) movably arranged on the base (307), a mounting frame (305) arranged on the bottom plate (308), a bearing plate (312) arranged on the mounting frame (305), a bearing frame (303) arranged on one side of the bearing plate (312), an X-Ray machine box (302) arranged on the bearing frame (303), and an X-Ray emitting tube (301) arranged at the bottom of the X-Ray machine box (302).

3. An X-Ray detection device according to claim 2, characterized in that: The mounting frame (305) is further provided with a cross frame, and the cross frame is further provided with a detection plate (311) corresponding to the X-Ray emitting tube (301) on one side of the cross frame, and the detection plate (311) is arranged on the lower side of the suspension platform (8).

4. The X-Ray detection apparatus of claim 2, wherein: The base (307) is further provided with a transverse electric push rod (306), and one end of the piston rod of the transverse electric push rod (306) is connected with the bottom plate (308).

5. An X-Ray detection device according to claim 2 or 4, characterized in that: The bottom plate (308) is further provided with a transverse sliding block (309) arranged on a transverse sliding rail (310) on one end.

6. The X-Ray detection apparatus of claim 2, wherein: The bearing plate (312) is further provided with a longitudinal electric push rod (304), and one end of the piston rod of the longitudinal electric push rod (304) is connected with the bearing frame (303).

7. The X-Ray detection apparatus of claim 1 or 3, wherein: The suspension platform (8) is further provided with a cross-shaped support (81) provided with a plurality of groups of battery cell positioning grooves (82) arranged in a symmetrical mode.

8. The X-Ray detection apparatus of claim 1, wherein: The machine frame (1) is further provided with a first feeding mechanical arm (7), and the machine frame (1) on one side of the detection mechanism (3) is provided with a second feeding mechanical arm (2).

9. The X-Ray detection apparatus of claim 1, wherein: The machine frame (1) on the other side of the detection mechanism (3) is provided with a truss (6), and the truss (6) is provided with a discharging mechanical arm (5).

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