CN215415076U - Detection carrier and detection device - Google Patents

Abstract

The utility model relates to the technical field of 3C product detection, and particularly discloses a detection carrier and a detection device. The detection carrier comprises a fixed seat, a clamping assembly, a first positioning block, a first elastic piece and a second elastic piece, wherein the clamping assembly comprises a reference clamping piece and an auxiliary clamping piece which are movably connected to the fixed seat, and the reference clamping piece and the auxiliary clamping piece are respectively used for clamping a workpiece from the outer edge of the workpiece; the first positioning block is fixed on the position, corresponding to the reference clamping piece, of the fixed seat; the first elastic piece is arranged between the reference clamping piece and the fixed seat and used for enabling the reference clamping piece to be close to the fixed seat; the second elastic piece is arranged between the auxiliary clamping piece and the fixed seat and used for enabling the auxiliary clamping piece to be close to the fixed seat; the auxiliary clamping piece can push the workpiece to abut against the reference clamping piece positioned by the first positioning block. The detection device comprises a detection carrier. When the detection carrier is used for positioning and clamping a workpiece, the force acting on the workpiece is elastic force, so that the surface of the workpiece is prevented from being damaged.

Description

Detection carrier and detection device

Technical Field

The utility model relates to the technical field of 3C product detection, in particular to a detection carrier and a detection device.

Background

With the market demand for product appearance becoming higher and higher, the middle frame in 3C products, especially the middle frame of mobile phones, generally needs to have a higher polishing surface. In the process of detecting the mobile phone middle frame, the mobile phone middle frame is often positioned in a manner of mechanical arm or manual clamping, but the surface of the mobile phone middle frame is clamped by the existing clamping and positioning process, so that the appearance is influenced, and further the user experience is influenced.

SUMMERY OF THE UTILITY MODEL

The utility model aims to: the utility model provides a detect carrier and detection device to solve the problem that the surface of work piece produced the clamp mark when carrying out centre gripping and location to the work piece among the correlation technique.

In order to achieve the purpose, the utility model adopts the following technical scheme:

in one aspect, the present invention provides an inspection vehicle, including:

a fixed seat;

the clamping assembly comprises a reference clamping piece and an auxiliary clamping piece which are arranged along the edge of the fixed seat, the reference clamping piece and the auxiliary clamping piece are movably connected to the fixed seat, and the reference clamping piece and the auxiliary clamping piece are respectively used for clamping a workpiece from the outer edge of the workpiece;

the first positioning block is fixed on the fixed seat at a position corresponding to the reference clamping piece and is used for positioning the reference clamping piece;

the first elastic piece is arranged between the reference clamping piece and the fixed seat and used for enabling the reference clamping piece to be close to the fixed seat;

the second elastic piece is arranged between the auxiliary clamping piece and the fixed seat and used for enabling the auxiliary clamping piece to be close to the fixed seat; the auxiliary clamping piece can push the workpiece to abut against the reference clamping piece positioned by the first positioning block.

As a preferable scheme of the detection carrier, two adjacent edges of the fixing seat are respectively provided with the reference clamping piece, and the other edges of the fixing seat are respectively provided with the auxiliary clamping pieces.

As a preferable scheme of the detection carrier, a guide shaft is fixed on the fixed seat, the reference clamping piece is provided with a guide hole, and the guide shaft penetrates through the guide hole to guide the reference clamping piece; and/or

The fixing base is fixed with the guiding axle, supplementary holder is equipped with the guiding hole, the guiding axle wears to be located the guiding hole is in order to right supplementary holder leads.

As a preferable scheme of the detection carrier, the outer diameter of the guide shaft is smaller than the inner diameter of the guide hole corresponding to the guide shaft.

As a preferable scheme of the detection carrier, the detection carrier further includes a second positioning block, the second positioning block is fixed to a position on the fixing base corresponding to the auxiliary clamping member, and the second positioning block is used for limiting a swing angle of the auxiliary clamping member.

As a preferred scheme of the detection carrier, the detection carrier further includes a driving mechanism, the driving mechanism is fixed to the fixing seat, and the driving mechanism is configured to drive the reference clamping member and the auxiliary clamping member to be away from the fixing seat.

As a preferred scheme of detecting the carrier, the reference clamping member includes a positioning plate and a positioning pin, the positioning plate is movably connected to the fixing seat, the positioning plate is used for abutting against the first positioning block, the positioning pin is fixed to the positioning plate, and the positioning pin is used for abutting against the outer edge of the workpiece; and/or

The auxiliary clamping piece comprises a positioning plate and a positioning pin, the positioning plate is movably connected to the fixed seat, the second positioning block can limit the swinging angle of the positioning plate, the positioning pin is fixed on the positioning plate, and the positioning pin is used for abutting against the outer side edge of the workpiece.

As a preferable scheme of the detection carrier, an elastic buffer is coated on the outer surface of the positioning pin.

As a preferable mode of the detection vehicle, an elastic force of the first elastic member is larger than an elastic force of the second elastic member.

As a preferable scheme of the detection carrier, a magnetic member is fixed on one side of the reference clamping member facing the first positioning block, and when the reference clamping member approaches the first positioning block, the magnetic member can attach the reference clamping member to the first positioning block; and/or

And a magnetic part is fixed on one side of the first positioning block, which faces the reference clamping part, and when the reference clamping part is close to the first positioning block, the magnetic part can attach the reference clamping part to the first positioning block.

As a preferred solution of the detection carrier, the detection carrier further includes a locking assembly, and the locking assembly includes:

the fixing frame is fixed on the fixing seat;

the pressing block is rotatably connected to the fixed frame, and a supporting shaft is fixed on the surface of the pressing block;

the jacking rod is movably arranged in the fixed frame along a third direction, the jacking block is fixed on the jacking rod, an arc-shaped groove is formed in one end, far away from the jacking rod, of the jacking block, and the support shaft is clamped in the arc-shaped groove and can slide in the arc-shaped groove; when the jacking rod moves along the third direction, the pressing block can be driven to switch between a locking state and an unlocking state;

and the third elastic piece is abutted between the jacking rod and the fixed frame, and is used for enabling the pressing block to press the workpiece.

As a preferred solution of the detection carrier, the detection carrier further includes a locking assembly, and the locking assembly includes:

the fixing frame is fixed on the fixing seat;

the pressing block is hinged to the fixed frame through a first hinge shaft;

the lifting rod is movably arranged in the fixed frame along a third direction, the first end of the connecting rod is hinged with the lifting rod through a second hinge shaft, and the second end of the connecting rod is hinged with the pressing block through a third hinge shaft; when the jacking rod moves along the third direction, the pressing block can be driven to switch between a locking state and an unlocking state;

and the third elastic piece is abutted between the jacking rod and the fixed frame, and is used for enabling the pressing block to press the workpiece.

As a preferable scheme of the detection carrier, the detection carrier further comprises an unlocking mechanism, and the unlocking mechanism is used for pushing the jacking rod to move along a third direction, so that the pressing block releases the pressing of the workpiece.

In another aspect, the present invention provides a detection apparatus, including the detection carrier in any one of the above aspects, further including a motion component and a detection component; the detection carrier is arranged on the motion assembly, and the motion assembly can drive the detection carrier to move along a first direction and a second direction and can rotate around a third direction; the detection assembly is used for detecting the workpiece.

As a preferable mode of the detection apparatus, the detection assembly includes a first image detection mechanism for detecting an outer edge feature of the workpiece and a second image detection mechanism for detecting a surface feature of the workpiece.

As a preferred scheme of the detection device, the detection carrier further comprises a reflecting component, the reflecting component comprises a prism, the prism is arranged on the fixed seat, and the prism is used for reflecting the internal features of the workpiece.

The utility model has the beneficial effects that:

according to the detection carrier provided by the utility model, the first elastic piece pulls the reference clamping piece to be close to the fixed seat, and the second elastic piece pulls the auxiliary clamping piece to be close to the fixed seat, so that the reference clamping piece and the auxiliary clamping piece can respectively clamp a workpiece from the outer side edge of the workpiece; the reference clamping piece is positioned through the first positioning block, so that the workpiece can be abutted to the reference clamping piece positioned by the first positioning block, the positioning function of the workpiece is realized, and the positioning precision of the workpiece is improved. The utility model avoids the damage to the surface of the workpiece caused by rigid clamping operation in the related technology because the force acting on the workpiece is elastic force. In addition, the first elastic piece drives the reference clamping piece to move, the second elastic piece drives the auxiliary clamping piece to move, compared with the existing cylinder driving mode, the cylinder driving mode has the advantages of low cost, convenience in replacement and the like, different elastic pieces can be selected according to different workpieces to obtain elastic forces with different sizes, and the requirements of different workpieces on different clamping forces are further met.

Drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings used in the description of the embodiments of the present invention will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the contents of the embodiments of the present invention and the drawings without creative efforts.

FIG. 1 is a top view of an inspection vehicle (not shown) according to an embodiment of the present invention;

FIG. 2 is a top view of an exemplary inspection vehicle (showing the reflector assembly) according to the present invention;

FIG. 3 is a schematic cross-sectional view of a prism in an embodiment of the present invention;

FIG. 4 is a bottom view of the inspection vehicle according to the embodiment of the present invention;

FIG. 5 is a front view of the detection carrier and the unlocking mechanism according to the embodiment of the present invention;

FIG. 6 is an assembly diagram of the second long-side positioning plate, the positioning block, and the fixing base of the inspection vehicle according to the embodiment of the present invention;

FIG. 7 is a front view of the second long-side positioning plate of the inspection vehicle engaged with the guide shaft according to the embodiment of the present invention;

FIG. 8 is a right side view of the second long positioning plate of the inspection vehicle engaged with the guide shaft according to the embodiment of the present invention;

FIG. 9 is a front view of a first locking assembly in an embodiment of the present invention;

FIG. 10 is a left side view of FIG. 9;

FIG. 11 is a cross-sectional view taken along A-A of FIG. 10;

FIG. 12 is a front view of a second lock assembly (compact in an unlocked state) in accordance with an embodiment of the present invention;

FIG. 13 is a left side view of FIG. 12;

FIG. 14 is a front view of a second lock assembly (hold down block in a locked position) in accordance with an embodiment of the present invention;

FIG. 15 is a schematic structural view of an unlocking mechanism in an embodiment of the present invention;

FIG. 16 is a schematic view of the assembly of the first driver member with the cylinder block in an embodiment of the present invention;

FIG. 17 is a cross-sectional view taken along line B-B of FIG. 16;

FIG. 18 is a cross-sectional view taken along the line C-C of FIG. 16;

FIG. 19 is a front view of a detection device in an embodiment of the present invention;

FIG. 20 is a top view of a portion of the detecting device in an embodiment of the present invention.

In the figure:

1. a fixed seat; 1001. a notch;

211. a first long edge positioning plate; 212. a second long edge positioning plate; 213. a long-side positioning pin;

221. a first short edge positioning plate; 222. a second short edge positioning plate; 223. short edge positioning pins;

3. a first driving member; 301. a cylinder block; 302. an air inlet;

41. a first elastic member; 42. a second elastic member;

5. a guide shaft;

61. a first positioning block; 62. a second positioning block;

7. a magnetic member;

8. a contour member;

9. a locking assembly; 91. a fixed mount; 92. a compression block; 921. a support shaft; 922. a first hinge shaft; 93. a jacking rod; 94. a third elastic member; 95. jacking blocks; 951. an arc-shaped slot; 96. a connecting rod; 961. a second hinge shaft; 962. a third hinge shaft; 901. an unlocking mechanism; 9011. a support frame; 9012. a second driving member; 9013. pushing the plate;

10. a light reflecting component; 101. a long edge mounting seat; 102. a short edge mounting seat; 103. a prism; 104. a first adjusting screw; 105. a fixed block; 106. a second adjusting screw;

11. a motion assembly; 111. a first drive assembly; 112. a second drive assembly; 1121. a second bracket; 1122. a second platform; 1123. a motor; 113. a third drive assembly;

12. a detection component; 121. detecting a support; 122. a first camera; 123. a second camera.

Detailed Description

The technical solutions of the present invention will be described clearly and completely with reference to the accompanying drawings, and it should be understood that the described embodiments are some, but not all embodiments of the present invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance. Where the terms "first position" and "second position" are two different positions, and where a first feature is "over", "above" and "on" a second feature, it is intended that the first feature is directly over and obliquely above the second feature, or simply means that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.

In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the accompanying drawings are illustrative only for the purpose of explaining the present invention, and are not to be construed as limiting the present invention.

As shown in fig. 1-20, the present embodiment provides an inspection carrier for carrying a workpiece to be inspected. The detection carrier of the embodiment comprises a fixed seat 1, a clamping assembly, a first positioning block 61, a first elastic part 41 and a second elastic part 42, wherein the clamping assembly comprises a reference clamping part and an auxiliary clamping part which are arranged along the edge of the fixed seat 1, the reference clamping part and the auxiliary clamping part are movably connected to the fixed seat 1, and the reference clamping part and the auxiliary clamping part are respectively used for clamping a workpiece from the outer edge of the workpiece; the first positioning block 61 is fixed on the fixed seat 1 at a position corresponding to the reference clamping piece, and the first positioning block 61 is used for positioning the reference clamping piece; the first elastic member 41 is arranged between the reference clamping member and the fixed seat 1, and the first elastic member 41 is used for enabling the reference clamping member to approach the fixed seat 1; the second elastic piece 42 is arranged between the auxiliary clamping piece and the fixed seat 1, and the second elastic piece 42 is used for enabling the auxiliary clamping piece to be close to the fixed seat 1; the auxiliary clamping member can push the workpiece to abut against the reference clamping member positioned by the first positioning block 61.

In the detection carrier provided by the embodiment, the first elastic member 41 pulls the reference clamping member to be close to the fixed seat 1, and the second elastic member 42 pulls the auxiliary clamping member to be close to the fixed seat 1, so that the reference clamping member and the auxiliary clamping member can respectively clamp the workpiece from the outer edge of the workpiece; the reference clamping piece is positioned through the first positioning block 61, so that the workpiece can be abutted to the reference clamping piece positioned by the first positioning block 61, the positioning function of the workpiece is realized, and the positioning precision of the workpiece is improved. In the embodiment, the force acting on the workpiece is elastic force, so that the damage to the surface of the workpiece caused by rigid clamping operation in the related art is avoided. In addition, this embodiment drives the benchmark holder through first elastic component 41 and moves, drives supplementary holder through second elastic component 42 and moves, still has advantages such as with low costs, be convenient for change for current cylinder drive mode to can select different elastic components according to the work piece of difference, in order to obtain the elastic force of equidimension, and then satisfy the demand of different work pieces to different clamping-force.

Further, the work piece of this embodiment can be polygonized structure, and fixing base 1 is polygonized structure also, and two adjacent edges of fixing base 1 are provided with the benchmark holder respectively, and other edges of fixing base 1 are provided with supplementary holder respectively. So set up for be close to fixing base 1 when two benchmark holders to support and lean on behind first locating piece 61, can form the location benchmark of work piece, realize the high-efficient location to the work piece.

In this embodiment, the reference clamping member includes a positioning plate and a positioning pin, the positioning plate is movably connected to the fixing base 1, the positioning plate is used for abutting against the first positioning block 61, the positioning pin is fixed to the positioning plate, and the positioning pin is used for abutting against the outer edge of the workpiece; similarly, the auxiliary clamping member also comprises a positioning plate and a positioning pin, the positioning plate is movably connected to the fixed seat 1, the positioning pin is fixed on the positioning plate, and the positioning pin is used for abutting against the outer edge of the workpiece.

Optionally, the following description of the present embodiment takes a mobile phone middle frame with a rectangular workpiece as an example for description, and in other optional embodiments, the workpiece may also be a product with other shapes and configurations, and is not limited to the present embodiment. In this embodiment, the fixing base 1 is preferably rectangular, and includes two long sides extending in the first direction and two short sides extending in the second direction. The clamping assembly comprises a first long-edge clamping piece, a second long-edge clamping piece, a first short-edge clamping piece and a second short-edge clamping piece, and the four clamping pieces are respectively arranged on four sides of the fixing seat 1. Specifically, the second long side clamping piece and the first short side clamping piece are respectively a reference clamping piece, and the first long side clamping piece and the second short side clamping piece are respectively auxiliary clamping pieces. The first long-edge clamping piece comprises a first long-edge positioning plate 211 and long-edge positioning pins 213 arranged on the first long-edge positioning plate 211, the second long-edge clamping piece comprises a second long-edge positioning plate 212 and long-edge positioning pins 213 arranged on the second long-edge positioning plate 212, and each long-edge positioning pin 213 extends along the third direction and is used for being abutted to the long edge of the middle frame of the mobile phone; the first short side clamping piece comprises a first short side positioning plate 221 and a short side positioning pin 223 arranged on the first short side positioning plate 221, the second short side clamping piece comprises a second short side positioning plate 222 and a short side positioning pin 223 arranged on the second short side positioning plate 222, and each short side positioning pin 223 extends along the third direction and is used for being abutted to the short side of the middle frame of the mobile phone. Optionally, the long-side positioning pin 213 includes a cylindrical pin and a stud disposed at one end of the cylindrical pin, and the stud can be screwed with the corresponding long-side positioning plate; similarly, the short side positioning pin 223 also includes a cylindrical pin and a stud disposed at one end of the cylindrical pin, and the stud can be screwed with the corresponding short side positioning plate. Furthermore, the outer surface of each cylindrical pin is coated with an elastic buffer part, and the elastic buffer part can be made of rubber or plastic materials, such as polyurethane. So set up, can further reduce the damage to the cell-phone center in location and clamping process, avoided the condition to the surperficial clamp mark that produces of cell-phone center.

In this embodiment, a first positioning block 61 is disposed on the fixing base 1 at a position opposite to the second long-side positioning plate 212, and is used for positioning the second long-side positioning plate 212; a first positioning block 61 is also arranged on the fixed seat 1 at a position opposite to the first short edge positioning plate 221 and used for positioning the first short edge positioning plate 221; when the first long-side positioning plate 211 and the second long-side positioning plate 212 are close to each other, the second long-side positioning plate 212 can be attached to the first positioning block 61; when the first short side positioning plate 221 and the second short side positioning plate 222 are close to each other, the first short side positioning plate 221 can be attached to the first positioning block 61. The arrangement enables the second long-edge positioning plate 212 and the first short-edge positioning plate 221 to serve as the side of the middle frame of the mobile phone, and the position of the middle frame of the mobile phone after positioning is kept unchanged every time, so that the positioning accuracy of the middle frame of the mobile phone is improved. Preferably, two first positioning blocks 61 are arranged on the fixed seat 1 at positions opposite to the second long-edge positioning plate 212, so as to improve the motion stability of the second long-edge positioning plate 212; two first positioning blocks 61 are also disposed at positions of the fixing base 1 opposite to the first short edge positioning plate 221 to improve the motion stability of the first short edge positioning plate 221.

In this embodiment, the detection carrier further includes a supporting component, and the supporting component is fixed on the fixing base 1 and is used for supporting the middle frame of the mobile phone. Optionally, the supporting assembly includes a plurality of equal-height members 8, and each equal-height member 8 is fixed to the fixing base 1 and is used for supporting the middle frame of the mobile phone at the same height. The arrangement can ensure the stability of the middle frame of the mobile phone on the one hand, and can also enable the middle frame of the mobile phone and the driving mechanism to be arranged in a layered manner on the other hand, so that the action of the driving mechanism cannot be influenced.

For convenience of description, the present embodiment establishes an XYZ coordinate system with the directions shown in fig. 1 to 20, where the X direction is a first direction, the Y direction is a second direction, and the Z direction is a third direction. In this embodiment, be equipped with guiding axle 5 on fixing base 1, all be equipped with the guiding hole on benchmark holder and the supplementary holder, guiding axle 5 wears to locate the guiding hole to the motion to benchmark holder and supplementary holder is led. Preferably, this embodiment all is equipped with two guiding axles 5 at each side of fixing base 1, so set up the mobility stationarity that can further improve corresponding holder. Preferably, the outer diameter of the guide shaft 5 in this embodiment is smaller than the inner diameter of the corresponding guide hole, so that the two reference clamping pieces and the two auxiliary clamping pieces are inclined outwards in the process of being away from the fixed base 1, and the four clamping pieces form a bell mouth with an upward opening, so as to place the middle frame of the mobile phone on each equal-height piece 8. Optionally, in this embodiment, after the second long-side positioning plate 212 and the first short-side positioning plate 221 are attached to the corresponding first positioning block 61, both the second long-side positioning plate 212 and the first short-side positioning plate 221 are perpendicular to the fixing base 1, so that the axes of the long-side positioning pin 213 on the second long-side positioning plate 212 and the short-side positioning pin 223 on the first short-side positioning plate 221 are also perpendicular to the fixing base 1, so as to accurately position the middle frame of the mobile phone. That is to say, in the process that each benchmark holder and supplementary holder are close to fixing base 1, first locating block 61 fixes a position the benchmark holder, and the benchmark holder is upright state, and the state that the supplementary holder then appears inwards inclining to can compress tightly the cell-phone center in the equal altitude piece 8, make in the centre gripping process, the cell-phone center keeps at more stable state. Specifically, the angle at which the reference clamp and the auxiliary clamp are inclined may be determined according to the size ratio of the outer diameter of the guide shaft 5 to the inner diameter of the guide hole. Of course, in other embodiments, the first positioning block 61 may be provided with an inclined surface so that the second long-side positioning plate 212 and the first short-side positioning plate 221 can be inclined toward the fixing base 1 after being attached to the corresponding first positioning block 61.

Further, the detection carrier of the present embodiment further includes a second positioning block 62, the second positioning block 62 is fixed on the fixing base 1 at a position corresponding to the auxiliary clamping member, and the second positioning block 62 is used for limiting a swing angle of the auxiliary clamping member. That is, the second positioning block 62 is disposed on the fixing base 1 at a position opposite to the first long-side positioning plate 211 and a position opposite to the second short-side positioning plate 222, and the second positioning block 62 does not function as an edge but limits the swing angles of the first long-side positioning plate 211 and the second short-side positioning plate 222, respectively. Specifically, the size of the middle frame of the mobile phone of the embodiment is slightly larger than that of the fixing seat 1, so that the clamping assembly can clamp the middle frame of the mobile phone; that is to say, the length of the middle mobile phone frame along the X direction is greater than the length of the fixing base 1 along the X direction, and the width of the middle mobile phone frame along the Y direction is greater than the width of the fixing base 1 along the Y direction. Preferably, two second positioning blocks 62 are arranged on the fixed seat 1 at positions opposite to the first long-side positioning plate 211, so as to better limit the first long-side positioning plate 211; two second positioning blocks 62 are also disposed at positions of the fixing base 1 opposite to the second short-side positioning plate 222, so as to better position the second short-side positioning plate 222.

Regarding the arrangement of the driving mechanism, in this embodiment, the driving mechanism includes at least two first driving members 3, and each of the first driving members 3 is used to drive each of the clamping members to move away from the fixing base 1 in a one-to-one correspondence manner. Preferably, four first driving members 3 are provided for driving the first long-side positioning plate 211, the second long-side positioning plate 212, the first short-side positioning plate 221 and the second short-side positioning plate 222 away from the fixing base 1 respectively. Further, the first driving member 3 may be a single-acting cylinder, and when the cylinder shaft of each single-acting cylinder extends, the reference clamping member and the auxiliary clamping member can be driven to move away from the fixed seat 1, and at this time, the first elastic member 41 and the second elastic member 42 are stretched; when the mobile phone middle frame needs to be positioned, the cylinder shaft of the single-acting cylinder retracts, the reference clamping piece is close to the fixed seat 1 through the elastic force of the first elastic piece 41, the auxiliary clamping piece is close to the fixed seat 1 through the elastic force of the second elastic piece 42, and meanwhile, the positioning and clamping actions on the mobile phone middle frame are completed under the action of the first positioning block 61. Optionally, the present embodiment further includes a cylinder block 301, the cylinder block 301 is fixed to the fixing base 1, and the four single-acting cylinders are fixed to the cylinder block 301; the cylinder block 301 is provided with air inlet holes 302, the air inlet holes 302 are communicated with the single-acting cylinders, and compressed air can enter the cylinder block 301 through the air inlet holes 302, so that the cylinder shafts of the four single-acting cylinders extend outwards at the same time. Further, in this embodiment, the protruding end of the single-acting cylinder is preferably not directly connected to the corresponding clamp, but is used only to push the clamp, so that the corresponding clamp can be pushed while tilting with respect to the guide shaft 5.

In this embodiment, the first elastic element 41 and the second elastic element 42 can be selected as tension springs, and the elastic force of the first elastic element 41 is greater than the elastic force of the second elastic element 42, so that the second long-side positioning plate 212 and the first short-side positioning plate 221 can be driven by the first elastic element 41 to preferentially approach the fixing base 1 and respectively abut against the corresponding first positioning block 61; and the first long edge positioning plate 211 and the second short edge positioning plate 222 are close to the fixing base 1 subsequently under the elastic force of the second elastic member 42, so as to push the middle frame of the mobile phone to abut against the second long edge positioning plate 212 and the first short edge positioning plate 221, thereby clamping and positioning the middle frame of the mobile phone. Further, in order to make the second long side positioning plate 212 and the first short side positioning plate 221 better adhere to the corresponding first positioning block 61, in the present embodiment, preferably, a magnetic member 7 is fixed on one side of the second long side positioning plate 212 facing to the corresponding first positioning block 61, when the second long side positioning plate 212 approaches the first positioning block 61, the magnetic member 7 adheres the second long side positioning plate 212 to the first positioning block 61; meanwhile, a magnetic member 7 is also fixed to a side of the first short-side positioning plate 221 facing the corresponding first positioning block 61, and when the first short-side positioning plate 221 approaches the first positioning block 61, the magnetic member 7 attaches the first short-side positioning plate 221 to the first positioning block 61. So set up for second long limit locating plate 212 and first short side locating plate 221 when being close to fixing base 1 at every turn, the homoenergetic is laminated with respectively corresponding first locating piece 61 better to play accurate effect of leaning on the limit, improve the positioning accuracy to the cell-phone center. In another alternative embodiment, a magnetic member 7 may be fixed on a side of each first positioning block 61 facing the corresponding reference clamping member, and when the reference clamping member is close to the first positioning block 61, the magnetic member 7 can attach the reference clamping member to the first positioning block 61, which is not limited in this embodiment. Further alternatively, the magnetic member 7 of the present embodiment may be, but is not limited to, a permanent magnet.

In order to realize the reliable fixation of the middle frame of the mobile phone, the detection carrier of the embodiment further comprises a locking assembly 9. As shown in fig. 9-11, in an alternative embodiment of the present invention, the locking assembly 9 includes a fixing frame 91, a pressing block 92, a lifting rod 93, a lifting block 95 and a third elastic member 94, wherein the fixing frame 91 is fixed to the fixing base 1; the pressing block 92 is rotatably connected with the fixing frame 91, for example, hinged, and the pressing block 92 is used for pressing the middle frame of the mobile phone to the supporting component; a support shaft 921 is fixed on the surface of the pressing block 92; the jacking rod 93 is movably arranged in the fixed frame 91 along the Z direction, the jacking block 95 is fixed on the jacking rod 93, an arc-shaped groove 951 is formed in one end, far away from the jacking rod 93, of the jacking block 95, and the support shaft 921 is clamped in the arc-shaped groove 951 and can slide in the arc-shaped groove 951; when the lifting rod 93 moves along the Z direction, the compression block 92 can be driven to switch between a locking state and an unlocking state; the third elastic member 94 abuts between the lifting rod 93 and the fixing frame 91, and the third elastic member 94 can enable the pressing block 92 to press the middle frame of the mobile phone. Further, the third elastic member 94 of the present embodiment may be, but is not limited to, a spring, and the spring is sleeved on the lifting rod 93, and one end of the spring abuts against the lifting rod 93, and the other end abuts against the fixing frame 91. By the arrangement, the mobile phone middle frame is locked, the mobile phone middle frame is prevented from being separated from the detection carrier, the safety and reliability of clamping and positioning operation of the mobile phone middle frame are ensured, the structure of the detection carrier is simplified, and the cost is reduced.

Referring to the orientation of the locking assembly 9 in fig. 9-11, when the lifting rod 93 moves downward along the Z-axis, the supporting shaft 921 in the arc groove 951 is driven to move downward, and the pressing block 92 is driven to turn downward, so as to press the middle frame of the mobile phone on the equal-height piece 8; when the lifting rod 93 moves upward along the Z-axis, the support shaft 921 in the arc groove 951 is driven to move upward, and then the pressing block 92 is driven to turn upward, so as to unlock the middle frame of the mobile phone. So set up can compress tightly the cell-phone center on equal altitude piece 8, avoided the cell-phone center to meet the vibration and take place the skew and influence the condition that detects in the testing process, improved the centre gripping stability to the cell-phone center, and then improved the detection effect to the cell-phone center. The arc groove 951 of this embodiment can set up according to the orbit of support shaft 921 for open or compress tightly the in-process of cell-phone center at compact heap 92, the support shaft 921 atress is even in arc groove 951, and the direction is in the same direction as smooth, prevents that the operation card from pausing. Further, the outer surface of the pressing block 92 contacting with the middle frame of the mobile phone is also coated with a buffer material, so that the surface of the middle frame of the mobile phone can be further prevented from being clamped.

As shown in fig. 12-14, in another alternative embodiment of the present invention, the locking assembly 9 includes a fixing frame 91, a pressing block 92, a lifting rod 93, a connecting rod 96 and a third elastic member 94, wherein the fixing frame 91 is fixed to the fixing base 1, the pressing block 92 is hinged to the fixing frame 91 through a first hinge shaft 922, and the pressing block 92 is used for pressing the middle frame of the mobile phone to the supporting assembly; the lifting rod 93 is movably mounted in the fixed frame 91 along the Z direction, a first end of the connecting rod 96 is hinged with the lifting rod 93 through a second hinge shaft 961, and a second end of the connecting rod 96 is hinged with the pressing block 92 through a third hinge shaft 962; when the lifting rod 93 moves along the Z direction, the compression block 92 can be driven to switch between a locking state and an unlocking state; the third elastic member 94 abuts between the lifting rod 93 and the fixing frame 91, and the third elastic member 94 is used for enabling the pressing block 92 to press the middle frame of the mobile phone. The locking assembly 9 of this embodiment simple structure, processing is convenient, and the friction between first articulated shaft 922, third articulated shaft 962 and compact heap 92 is rolling friction, and the friction between connecting rod 96 and jacking rod 93 is also rolling friction, and its frictional force is less relatively, has reduced the wearing and tearing to the articulated shaft, need not often to change the articulated shaft.

Referring to the orientation of the locking assembly 9 in fig. 12-14, when the lifting rod 93 moves downward along the Z-axis, the connecting rod 96 is driven to move downward, and the pressing block 92 is driven to turn downward, so as to press the middle frame of the mobile phone to the equal-height piece 8; when the lifting rod 93 moves upward along the Z-axis, the connecting rod 96 is driven to move upward, and the pressing block 92 is driven to turn upward, so as to unlock the middle frame of the mobile phone. So set up can compress tightly the cell-phone center on equal altitude piece 8, avoided the cell-phone center to meet the vibration and take place the skew and influence the condition that detects in the testing process, improved the centre gripping stability to the cell-phone center, and then improved the detection effect to the cell-phone center. Further, the outer surface of the pressing block 92 in contact with the middle frame of the mobile phone is also coated with a buffer material, so that the surface of the middle frame of the mobile phone is further prevented from being clamped.

Further, the detection vehicle of the present embodiment further includes an unlocking mechanism 901, where the unlocking mechanism 901 is configured to push the lifting rod 93 to move along the Z direction, so that the pressing block 92 releases the pressing of the middle frame of the mobile phone. Regarding the structure of the unlocking mechanism 901, in this embodiment, specifically, the unlocking mechanism 901 includes a support frame 9011, a second driving member 9012 installed on the support frame 9011, and a push plate 9013 fixed to a moving end of the second driving member 9012, where the push plate 9013 is movably connected to the support frame 9011, and the second driving member 9012 can drive the push plate 9013 to move so as to push the lifting rod 93 to move, so as to drive the pressing block 92 to turn over and open, so as to unlock the middle frame of the mobile phone. According to the embodiment, the unlocking mechanism 901 is arranged, so that the mobile phone middle frame can be conveniently placed on the next station after the detection is finished, and the automation degree of the detection device is improved. Further, in this embodiment, the push plate 9013 is slidably connected to the support frame 9011 through a linear rail slider mechanism, so that the movement reliability of the push plate 9013 is improved.

The embodiment also provides a detection device, which comprises the detection carrier in the above scheme, and further comprises a motion component 11 and a detection component 12; the detection carrier is arranged on the motion assembly 11, and the motion assembly 11 can drive the detection carrier to move along the X direction and the Y direction and can rotate around the Z direction; the detection component 12 is used for detecting the middle frame of the mobile phone. Specifically, the motion assembly 11 of the present embodiment includes a first driving assembly 111, a second driving assembly 112 and a third driving assembly 113, wherein a moving end of the first driving assembly 111 is connected to the second driving assembly 112, a moving end of the second driving assembly 112 is connected to the third driving assembly 113, and a rotating end of the third driving assembly 113 is connected to the detection vehicle; the first driving assembly 111 can drive the second driving assembly 112 to move along the X direction, the second driving assembly 112 can drive the third driving assembly 113 to move along the Y direction, and the third driving assembly 113 can drive the detection carrier to rotate around the Z direction. In the embodiment, the first driving assembly 111 and the second driving assembly 112 have similar structures, and can be driven by an air cylinder or a motor and a screw-nut mechanism; the third driving assembly 113 may be, but is not limited to, a rotary table. Exemplarily, the second driving assembly 112 of this embodiment includes a second bracket 1121 and a second platform 1122 slidably disposed on the second bracket 1121, the second driving assembly 112 further includes a motor 1123, a lead screw and a nut, the motor 1123 and the lead screw are both disposed on the second bracket 1121, an output end of the motor 1123 is connected to the lead screw, the nut is disposed on the second platform 1122, the motor 1123 drives the lead screw to rotate, and the rotating lead screw drives the second platform 1122 to move along the Y direction through the nut. Preferably, the unlocking mechanism 901 of the present embodiment is provided on the second driving unit 112, and specifically, the support frame 9011 of the unlocking mechanism 901 is fixed to the second platform 1122.

The detecting assembly 12 includes a detecting support 121, and a first image detecting mechanism and a second image detecting mechanism movably disposed on the detecting support 121, where the first image detecting mechanism is configured to detect an outside edge characteristic of the middle frame of the mobile phone, and the second image detecting mechanism is configured to detect a surface characteristic of the middle frame of the mobile phone. Preferably, the first image detection mechanism of the present embodiment is the first camera 122, and the second image detection mechanism is the second camera 123. Specifically, the first camera 122 and the second camera 123 may selectively adopt a 2D camera or a 3D camera, and the first camera 122 is preferably a 3D camera in this embodiment, so as to facilitate scanning the middle frame of the mobile phone. Further, in this embodiment, the first camera 122 can move along the third direction, the second camera 123 can move along the second direction, and the distance between the detection component 12 and the middle frame of the mobile phone can be adjusted according to the requirement by moving the first camera 122 and the second camera 123, so as to achieve the best detection effect. Furthermore, in order to improve the detection efficiency of the middle frames of the mobile phone, a plurality of third driving assemblies 113 may be disposed at the moving end of the second driving assembly 112, and each third driving assembly 113 is connected to a detection carrier, so that the middle frames of the mobile phone may be correspondingly placed on the detection carriers of the third driving assemblies 113, thereby realizing the detection of the middle frames of the mobile phone.

In order to detect the internal features of the middle frame of the mobile phone, in the embodiment, the detection carrier further includes a reflective assembly 10, the reflective assembly 10 includes a prism 103, the prism 103 is disposed on the fixing base 1, and the prism 103 is used for reflecting the internal features of the middle frame of the mobile phone. Specifically, the light reflecting assembly 10 of the present embodiment includes two sets of long side mounting seats 101 and two sets of short side mounting seats 102, where the two sets of long side mounting seats 101 are parallel and are oppositely disposed at two long side positions of the fixing seat 1, and the two sets of long side mounting seats 101 can be close to or away from each other along the Y direction; the two groups of short edge mounting seats 102 are parallel and are oppositely arranged at the positions of two short edges of the fixed seat 1, and the two groups of short edge mounting seats 102 can mutually approach or mutually depart along the X direction; at least one prism 103 is respectively installed on each group of long edge installation bases 101 and each group of short edge installation bases 102, so that the distance between the corresponding prisms 103 can be adjusted, the angle of light can be adjusted, and the detection effect on the middle frame of the mobile phone can be improved. Optionally, the prism 103 may be fixed in the corresponding mounting seat by means of adhesion, so that the structure of the detection carrier can be simplified, and the prism 103 is convenient to mount.

Further, in order to adjust the object distance between the prism 103 and the camera (i.e. the vertical distance between the camera and the reflection surface of the prism 103), the positions of the long-side fixing seat 101 and the short-side mounting seat 102 on the fixing seat 1 can be adjusted. Specifically, the short edge mounting seat 102 is provided with a waist-shaped hole, and a fixing screw passes through the waist-shaped hole to be screwed with the fixing seat 1, so as to adjust the position of the short edge mounting seat 102 on the fixing seat 1, and fix the short edge mounting seat 102 on the fixing seat 1. The fixed seat 1 is provided with a notch 1001, the long-side installation seat 101 can slide in the notch 1001, the fixed seat 1 is provided with a fixed block 105, a first adjusting screw 104 is in threaded connection with the fixed block 105, one end of the first adjusting screw 104 can be abutted against the long-side installation seat 101, and the long-side installation seat 101 can be driven to be close to the central position of the fixed seat 1 by rotating the first adjusting screw 104; in addition, the bottom surface of the long-side fixed seat 101 is screwed with a second adjusting screw 106, the end of the screw of the second adjusting screw 106 abuts against the fixed seat 1, and the long-side mounting seat 101 can be driven to be away from the central position of the fixed seat 1 by rotating the second adjusting screw 106; the adjustment of the position of the long-edge fixing seat 101 on the fixing seat 1 is realized through the arrangement.

It should be understood that the above-described embodiments of the present invention are merely examples for clearly illustrating the present invention, and are not intended to limit the embodiments of the present invention. Other variations and modifications will be apparent to persons skilled in the art in light of the above description. And are neither required nor exhaustive of all embodiments. Any modification, equivalent replacement, and improvement made within the spirit and principle of the present invention should be included in the protection scope of the claims of the present invention.

Claims (16)

1. An inspection vehicle, comprising:

a fixed seat (1);

the clamping assembly comprises a reference clamping piece and an auxiliary clamping piece which are arranged along the edge of the fixed seat (1), the reference clamping piece and the auxiliary clamping piece are movably connected to the fixed seat (1), and the reference clamping piece and the auxiliary clamping piece are respectively used for clamping a workpiece from the outer edge of the workpiece;

the first positioning block (61) is fixed on the fixed seat (1) at a position corresponding to the reference clamping piece, and the first positioning block (61) is used for positioning the reference clamping piece;

the first elastic piece (41) is arranged between the reference clamping piece and the fixed seat (1), and the first elastic piece (41) is used for enabling the reference clamping piece to be close to the fixed seat (1);

the second elastic piece (42) is arranged between the auxiliary clamping piece and the fixed seat (1), and the second elastic piece (42) is used for enabling the auxiliary clamping piece to be close to the fixed seat (1); the auxiliary clamping piece can push the workpiece to abut against the reference clamping piece positioned by the first positioning block (61).

2. The detection vehicle according to claim 1, wherein two adjacent edges of the fixing base (1) are respectively provided with the reference clamping member, and the other edges of the fixing base (1) are respectively provided with the auxiliary clamping member.

3. The detection carrier according to claim 1, wherein a guide shaft (5) is fixed to the fixing base (1), the reference clamping member is provided with a guide hole, and the guide shaft (5) penetrates through the guide hole to guide the reference clamping member; and/or

Fixing base (1) is fixed with guiding axle (5), supplementary holder is equipped with the guiding hole, guiding axle (5) wear to locate the guiding hole is in order to right supplementary holder leads.

4. The detection vehicle according to claim 3, characterized in that the outer diameter of the guide shaft (5) is smaller than the inner diameter of the guide hole corresponding thereto.

5. The detection carrier according to claim 4, further comprising a second positioning block (62), wherein the second positioning block (62) is fixed on the fixing base (1) at a position corresponding to the auxiliary clamp, and the second positioning block (62) is used for limiting a swing angle of the auxiliary clamp.

6. The detection vehicle according to claim 1, further comprising a driving mechanism, wherein the driving mechanism is fixed to the fixing base (1), and the driving mechanism is configured to drive the reference clamping member and the auxiliary clamping member away from the fixing base (1).

7. The inspection vehicle according to claim 5, wherein the reference clamping member comprises a positioning plate movably connected to the fixing base (1) and a positioning pin for abutting against the first positioning block (61), the positioning pin being fixed to the positioning plate and for abutting against an outer edge of the workpiece; and/or

The auxiliary clamping piece comprises a positioning plate and a positioning pin, the positioning plate is movably connected to the fixing seat (1), the second positioning block (62) can limit the swinging angle of the positioning plate, the positioning pin is fixed to the positioning plate, and the positioning pin is used for abutting against the outer edge of the workpiece.

8. The detection carrier of claim 7, wherein an outer surface of the positioning pin is covered with an elastic buffer.

9. The detection vehicle according to claim 1, wherein an elastic force of the first elastic member (41) is greater than an elastic force of the second elastic member (42).

10. The detection carrier according to claim 1 or 9, wherein a magnetic member (7) is fixed to a side of the reference clamping member facing the first positioning block (61), and when the reference clamping member approaches the first positioning block (61), the magnetic member (7) can attach the reference clamping member to the first positioning block (61); and/or

One side of the first positioning block (61) facing the reference clamping piece is fixedly provided with a magnetic piece (7), and when the reference clamping piece is close to the first positioning block (61), the magnetic piece (7) can attach the reference clamping piece to the first positioning block (61).

11. The inspection vehicle of claim 1, further comprising a locking assembly (9), the locking assembly (9) comprising:

the fixing frame (91), the said fixing frame (91) is fixed to the said fixed seat (1);

the pressing block (92) is rotatably connected to the fixing frame (91), and a supporting shaft (921) is fixed on the surface of the pressing block (92);

the jacking device comprises a jacking rod (93) and a jacking block (95), wherein the jacking rod (93) is movably arranged in the fixing frame (91) along a third direction, the jacking block (95) is fixed on the jacking rod (93), an arc-shaped groove (951) is formed in one end, far away from the jacking rod (93), of the jacking block (95), and the support shaft (921) is clamped in the arc-shaped groove (951) and can slide in the arc-shaped groove (951); when the jacking rod (93) moves along the third direction, the pressing block (92) can be driven to switch between a locking state and an unlocking state;

and a third elastic member (94) abutting between the lifting rod (93) and the fixed frame (91), wherein the third elastic member (94) is used for enabling the pressing block (92) to press the workpiece.

12. The inspection vehicle of claim 1, further comprising a locking assembly (9), the locking assembly (9) comprising:

the fixing frame (91), the said fixing frame (91) is fixed to the said fixed seat (1);

a pressing block (92), wherein the pressing block (92) is hinged to the fixed frame (91) through a first hinge shaft (922);

the lifting rod (93) and the connecting rod (96) are movably mounted in the fixed frame (91) along a third direction, a first end of the connecting rod (96) is hinged with the lifting rod (93) through a second hinge shaft (961), and a second end of the connecting rod (96) is hinged with the pressing block (92) through a third hinge shaft (962); when the jacking rod (93) moves along the third direction, the pressing block (92) can be driven to switch between a locking state and an unlocking state;

and a third elastic member (94) abutting between the lifting rod (93) and the fixed frame (91), wherein the third elastic member (94) is used for enabling the pressing block (92) to press the workpiece.

13. The inspection vehicle of claim 11 or 12, further comprising an unlocking mechanism (901), wherein the unlocking mechanism (901) is configured to push the lifting rod (93) to move in a third direction, so that the pressing block (92) releases the pressing of the workpiece.

14. A detection device, comprising the detection vehicle according to any one of claims 1 to 13, and further comprising a motion assembly (11) and a detection assembly (12); the detection carrier is arranged on the motion assembly (11), and the motion assembly (11) can drive the detection carrier to move along a first direction and a second direction and can rotate around a third direction; the detection assembly (12) is used for detecting the workpiece.

15. The inspection device of claim 14, wherein the inspection assembly (12) includes a first image inspection mechanism for inspecting an outside edge feature of the workpiece and a second image inspection mechanism for inspecting a surface feature of the workpiece.

16. The inspection apparatus according to claim 14, wherein the inspection vehicle further comprises a reflector assembly (10), the reflector assembly (10) comprises a prism (103), the prism (103) is disposed on the fixing base (1), and the prism (103) is used for reflecting the internal features of the workpiece.

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