CN107044813A - Mobile phone case detection fixture - Google Patents

Abstract

The invention relates to a mobile phone shell detection jig which is used for detecting the position degrees of a plurality of side holes of a mobile phone shell and comprises a base, a connecting block and a measuring piece, wherein the connecting block is arranged on the base; the base comprises a body, a supporting part and a positioning part, wherein the body is connected with the supporting part, and the supporting part protrudes out of the top of the body; the positioning part is connected with the supporting part and protrudes out of the top of the supporting part; the mobile phone shell can be covered on the support and is matched with the positioning part for positioning; the connecting blocks are fixedly connected with the body and positioned at the top of the body, the number of the connecting blocks is multiple, and each connecting block is provided with a preset number of measuring pieces; the measuring part can slide to the supporting part on the connecting block to can measure the position degree of cell-phone shell side opening. This cell-phone shell detection tool simple structure has avoided adopting the projection mode to measure the complicated process of cell-phone shell side opening position degree, and the operating efficiency of the position degree of measuring a plurality of side openings of cell-phone shell is high.

Description

Mobile phone case detection fixture

technical field

The invention relates to the technical field of jigs, in particular to a mobile phone case detection jig.

Background technique

A plurality of through holes are generally provided around the mobile phone case, and the plurality of through holes are respectively used as button mounting holes, sound holes or earphone and data line jacks. In order to cooperate with the electronic components inside the mobile phone, there are generally higher requirements for the position of the side hole of the mobile phone case. The position measurement of the side holes of the mobile phone shell generally adopts the method of projection measurement. Due to the large number of holes and the inconsistent shape of the holes, the measurement process is complicated.

Contents of the invention

Based on this, it is necessary to provide a mobile phone case detection jig for the problem of the complicated measurement process of the position degree of the side hole of the mobile phone case.

A mobile phone case detection jig is used to detect the position of multiple side holes of the mobile phone case, and the mobile phone case detection jig includes:

The base, the base includes a body, a support portion and a positioning portion, the body is connected to the support portion, and the support portion protrudes from the top of the body; the positioning portion is connected to the support portion, And the positioning part protrudes from the top of the supporting part; the surrounding contour of the supporting part can be adapted to the surrounding contour of the mobile phone case, and the mobile phone case can be covered on the supporting part; The through holes through the upper and lower bottom surfaces of the mobile phone case can cooperate with the positioning part, so that the mobile phone case can be positioned on the support part;

A connection block, the connection block is fixedly connected to the body, and the connection block is located on the top of the body, there are a plurality of connection blocks, and the plurality of connection blocks are respectively arranged around the support part ;and

There are a plurality of measuring pieces, each of the connecting blocks is provided with a preset number of measuring pieces, and the measuring pieces are slidably connected with the connecting blocks; the measuring pieces include measuring ends and a pushing end, the measuring end is located on the side of the connecting block facing the supporting block, and the pushing end is located on the side of the connecting block facing away from the supporting part;

push the pushing end of the measuring piece, the measuring piece can slide towards the supporting part on the connecting block, the measuring end of the measuring piece is used to insert into the side hole of the mobile phone case, and measure the mobile phone The position of the shell side hole.

In one of the embodiments, there are sliding holes penetrating through the two sides of the connecting block in the connecting block, the measuring part is slidably installed in the sliding hole, and the measuring part moves along the sliding The sliding track of the hole is parallel to the surface of the body facing the connection block.

In one of the embodiments, a chute is provided on the top of the connecting block, the extension direction of the chute is parallel to the track of the sliding of the measuring piece in the sliding hole, and the chute is connected to the sliding hole. The holes are connected; the measuring piece is provided with a push rod, and when the measuring piece is installed in the sliding hole, the push rod passes through the sliding groove and is exposed on the top of the connecting block.

In one of the embodiments, the surface of the measuring piece facing the chute is processed with a push rod hole, and one end of the push rod can be inserted into the push rod hole, so that the push rod and the The measuring piece is permanently connected.

In one of the embodiments, both ends of the connecting block are provided with threaded through holes; fastening screws are installed in the threaded through holes, and the connecting block is connected to the base of the base through the fastening screws. on the body.

In one of the embodiments, both ends of the connecting block are provided with pin holes, and the pin holes are located outside the fastening screws of the connecting block, and the pin holes go through the upper and lower sides of the connecting block. On the surface, a joint pin is installed in the pin hole, and the joint pin passes through the pin hole so that the connecting block is fixedly connected with the body of the base.

In one of the embodiments, first ejection grooves are opened on both sides of the body, second ejection grooves are opened on both sides of the support part, and the first ejection grooves and the second ejection grooves The ejection grooves are aligned, and both the first ejection groove and the second ejection groove are used to eject the mobile phone case from the body.

In one of the embodiments, the measuring part includes a first measuring part and a second measuring part, the cross section of the first measuring end of the first measuring part is cylindrical, and the first measuring end can be connected with the mobile phone case The circular hole on the side is adapted; the cross-section of the second measuring end of the second measuring member is rectangular, and the second measuring end can be adapted to the long and narrow hole on the side of the mobile phone case.

In one of the embodiments, the body is detachably connected to the support part.

In one of the embodiments, the support part is integrally formed with the body.

In the mobile phone case detection jig mentioned above, the mobile phone case can be installed on the support part, and the mobile phone case can be accurately positioned on the base through the positioning part on the support part, and then slide on the connecting block and the connecting block arranged around the support part. The connected measuring parts can simultaneously measure the positions of multiple side holes of the mobile phone case. The mobile phone case detection jig has a simple structure, avoids the complicated process of measuring the position degree of the side holes of the mobile phone case by means of projection, and has high operation efficiency for measuring the position degree of a plurality of side holes of the mobile phone case.

Description of drawings

Fig. 1 is a perspective view of a mobile phone case detection fixture in an embodiment;

Fig. 2 is the three-dimensional view that mobile phone case is installed with mobile phone case detection jig shown in Fig. 1;

Fig. 3 is an exploded view of the mobile phone case detection fixture shown in Fig. 1;

Fig. 4 is a perspective view of the connection block of the mobile phone case detection fixture shown in Fig. 1;

Fig. 5 is a perspective view of the first measuring part of the mobile phone case detection jig shown in Fig. 1;

FIG. 6 is a perspective view of a second measuring part of the mobile phone case testing jig shown in FIG. 1 .

detailed description

In order to facilitate the understanding of the present invention, the present invention will be described more fully below with reference to the associated drawings. Preferred embodiments of the invention are shown in the accompanying drawings. However, the present invention can be embodied in many different forms and is not limited to the embodiments described herein. On the contrary, these embodiments are provided to make the understanding of the disclosure of the present invention more thorough and comprehensive.

It should be noted that when an element is referred to as being “fixed” to another element, it can be directly on the other element or there can also be an intervening element. When an element is referred to as being "connected to" another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "left," "right," and similar expressions are used herein for purposes of illustration only.

Unless otherwise defined, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the technical field of the invention. The terms used herein in the description of the present invention are for the purpose of describing specific embodiments only, and are not intended to limit the present invention. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.

Referring to Fig. 1 to Fig. 3, in one embodiment, the mobile phone case testing jig 10 can be used to detect the position of a plurality of side holes of the mobile phone case 20, and the mobile phone case testing jig 10 includes a base 100, a connecting block 140 and Measuring piece 150 .

Wherein, the base 100 includes a body 110 , a support portion 120 and a positioning portion 130 , the body 110 is plate-shaped, the support portion 120 is connected to the body 110 , and the support portion 120 protrudes from the top of the body 110 . In one embodiment, the supporting part 120 and the main body 110 are integrally formed, and the main body 110 and the supporting part 120 can be processed at the same time, thereby improving the positioning accuracy of the supporting part 120 on the main body 110 . In other embodiments, the support part 120 can also be connected to the body 110 as an independent component, and the connection method can be detachable, so as to replace different support parts 120 for different mobile phone cases 20 .

The positioning part 130 is connected to the supporting part 120 , and the positioning part 130 protrudes from the top of the supporting part 120 . In one embodiment, the surrounding contour of the supporting part 120 can match the surrounding contour of the mobile phone case 20 , the surface of the supporting part 120 is flat, and the mobile phone case 20 can be covered on the supporting part 120 . Specifically, the outline around the support portion 120 mainly includes four sides on the support portion 120 perpendicular to the top surface of the main body 110, and also includes a smooth transition surface connecting adjacent sides; The vertical surrounding sides of the bottom surface of the mobile phone case 20 also include smooth transition surfaces connecting adjacent sides. In one embodiment, the positioning portion 130 is cylindrical, and the axis of the cylinder is set perpendicular to the surface of the supporting portion 120 so that the positioning of the cylindrical positioning portion 130 is accurate. The bottom surface of the mobile phone case 20 is processed with a through hole running through the upper and lower bottom surfaces. The through hole can be a through hole for matching with the camera lens of the mobile phone, or a through hole used as a light exit hole of a flashlight. The mobile phone case 20 can be positioned on the supporting part 120 by using the through hole on the mobile phone case 20 to cooperate with the positioning part 130 . In one embodiment, the surrounding contour of the supporting part 120 can be adapted to the surrounding contour of the mobile phone case 20, and the positioning part 130 and the supporting part 120 simultaneously play a positioning role for the mobile phone case, thereby improving the position of the mobile phone case 20 on the supporting part 120. positioning accuracy on .

It can be understood that, as the position detection device of the side hole of the mobile phone case 20, the positioning part 130 is used as a positioning reference, and it is used to cooperate with the through hole on the mobile phone case 20, so the surface quality of the positioning part 130 and the positioning part 130 Relative to the position of the support part 120, the requirements are relatively high. In one embodiment, the perpendicularity error between the axis of the positioning part 130 and the surface of the supporting part 120 is very small, so that the mobile phone case 20 can be accurately positioned on the supporting part 120 .

The connection block 140 is fixedly connected with the body 110 , and the connection block 140 is located on the top of the body 110 . There are a plurality of connecting blocks 140 , and the plurality of connecting blocks 140 are respectively arranged around the supporting portion 120 . In one embodiment, through holes are opened around the mobile phone case 20 , and the through holes are respectively used as volume key installation holes, power key installation holes, sound holes or earphone and data cable jacks. After the mobile phone case 20 is positioned on the supporting part 120 by the positioning part 130, the connecting block 140 is set corresponding to the through holes around the mobile phone case 20, and the outside of the position where the through hole is opened on each side of the mobile phone case 20 is provided with a connecting block 140 .

Referring to Fig. 4 at the same time, in one embodiment, the connection block 140 is a rectangular block, the number of the rectangular blocks is four, and the four rectangular blocks are distributed on the four sides of the support part 120, and the mobile phone case 20 is installed on the support part 120. , the rectangular blocks are distributed around the phone case 20. The bottom surface of the rectangular block fits the surface of the body 110 , and threaded through holes 143 are respectively processed near both ends of the rectangular block. The connecting block 140 is connected to the body 110 of the base 100 by fastening screws 160 . In an embodiment, the number of connection blocks 140 may also be more or less than four. For example, if there is no through hole on one side of the mobile phone case 20 in the circumferential direction, the connection block 140 may not be provided on this side. As another example, the through holes on one side of the mobile phone case 20 are scattered, and there may be two or more connecting blocks 140 on this side, as long as the connecting blocks 140 are arranged corresponding to the through holes on the mobile phone case 20 .

There are multiple measuring pieces 150 , and each measuring piece 150 is slidably connected with the connecting block 140 . In one embodiment, there are four connecting blocks 140, each connecting block 140 is equipped with a preset number of measuring parts 150, the number of measuring parts 150 on each connecting block 140 is the same as the mobile phone case that the connecting block 140 faces The number of through holes on the sides of 20 is the same. Referring to Fig. 5 and Fig. 6 at the same time, each measuring piece 150 is provided with a measuring end and a pushing end, and the measuring end is located on the side of the connecting block 140 facing the supporting part 120, and is used to detect the position of the side hole of the mobile phone case 20. The push end is located on the side of the connection block 140 away from the support portion 120 , and the push end of the measuring piece 150 is pushed by hand, and the measuring piece 150 can slide toward the support portion 120 on the connection block 140 . When the mobile phone case 20 is installed on the supporting part 120 , the measuring end can be inserted into the side hole of the mobile phone case 20 to measure the position of the side hole of the mobile phone case 20 .

The mobile phone case detection jig 10 mentioned above can install the mobile phone case 20 on the support part 120, and the mobile phone case 20 can be accurately positioned on the base 100 through the positioning part 130 on the support part 120, and then the mobile phone case 20 can be positioned around the support part 120 The connecting block 140 and the measuring piece 150 slidably connected on the connecting block 140 can measure the positions of multiple side holes of the mobile phone case 20 at the same time. The mobile phone case detection jig 10 has a simple structure, avoids the complicated process of measuring the position of the side holes of the mobile phone case 20 by means of projection, and the operation efficiency of measuring the positions of multiple side holes of the mobile phone case 20 is high.

In one embodiment, the connecting block 140 is provided with a sliding hole 141 penetrating through the two sides of the connecting block 140, the measuring piece 150 is slidably installed in the sliding hole 141, and the measuring piece 150 contacts the main body along the sliding track of the sliding hole 141. The surface of 110 facing the connection block 140 is parallel. It can be understood that the surface of the sliding hole 141 processed inside the connecting block 140 can form a high-precision fit with the surface of the measuring piece 150 , and the measuring piece 150 can slide in the sliding hole 141 at the same time. In order to make the positioning of the measuring piece 150 accurate, the sliding track of the measuring piece 150 along the sliding hole 141 is parallel to the surface of the main body 110 facing the connecting block 140, so that the measuring piece 150 can use the upper surface of the main body 110 as a fixed measurement reference to ensure that the measuring piece 150 Measure the accuracy of the position of the side hole of the mobile phone shell 20.

Further, when the measuring piece 150 moves in the sliding hole 141, the moving track of any point on the measuring piece 150 is a straight line, and the moving direction of this point is facing the side hole of the mobile phone case 20, so that the measuring piece 150 is in the sliding hole 141. There will be no deflection or shaking when moving, thereby ensuring the accuracy of measuring the position of the side hole of the mobile phone case 20 .

In one embodiment, pin holes 145 are defined at both ends of the connecting block 140 , and the pin holes 145 are located outside the fastening screws 160 of the connecting block 140 , and the pin holes 145 penetrate the upper and lower surfaces of the connecting block 140 . The body 110 is also provided with a pin hole 145 that can fit with the pin holes 145 at both ends of the connection block 140. The joint pin 170 passes through the pin hole 145 in the connection block 140 and penetrates into the inside of the body 110, so that the connection block 140 It is fixedly connected with the body 110 of the base 100 . The joint pin 170 can form a tight fit with the pin hole 145 inside the connection block 140 and the pin hole 145 on the body 110 . In one embodiment, the machining accuracy of the hole wall of the pin hole 145 is relatively high, and the machining accuracy of the surface matching the pin hole 145 on the joint pin 170 is also high, and the joint pin 170 and the pin hole 145 are connected by an interference fit. . Because the fastening screw 160 is not suitable for the connection and positioning of the connection block 140 and the body 110, after the connection block 140 and the body 110 are fixedly connected, it is difficult for the fastening screw 160 to make the sliding hole 141 accurately align with the side hole of the mobile phone case 20 Therefore, it is necessary to process the pin holes 145 at both ends, and make the positioning of the connection block 140 and the body 110 accurate through the cooperation of the pin holes 145 and the joint pin 170 .

In one embodiment, in order to improve the machining accuracy of the sliding hole 141 in the connection block 140 , the sliding hole 141 may be separated into two parts for processing. Specifically, the connection block 140 includes a base plate (not shown) and a cover plate (not shown), the base plate and the cover plate are fixedly connected, the base plate is located on the top of the body 110 , and the cover plate is located on the top of the base plate. The sliding hole 141 is located at the junction of the base plate and the cover plate, and a part of the slide hole 141 is located on the base plate, and another part is located on the cover plate. In this way, the sliding hole 141 is made into a combination of two parts, on the one hand, it is beneficial to process the surface of the sliding hole 141 with high precision, so as to improve the positioning of the measuring piece 150 in the sliding hole 141 relative to the connecting block 140 Accuracy; on the other hand, the method of connecting the base plate and the cover plate is beneficial to the installation of the measuring part 150 . In one embodiment, the base plate and the cover plate are connected as a whole through the joint pin 170, and the joint pin 170 can be used for connection and positioning of the base plate and the cover plate. The fastening screws 160 further strengthen the fixed connection between the base plate and the cover plate, and securely connect the connecting block 140 to the body 110 of the base 100 as a whole.

Referring to FIG. 4 , in one embodiment, the upper surface of the connection block 140 is provided with a chute 147 , the extension direction of the chute 147 is parallel to the track where the measuring piece 150 slides in the slide hole 141 , and the chute 147 communicates with the slide hole 141 . The measuring part 150 is provided with a push rod 180 , and when the measuring part 150 is installed in the sliding hole 141 , the pushing rod 180 passes through the sliding slot 147 and is exposed on the top of the connecting block 140 . Pushing the push rod 180 can drive the measuring part 150 to slide in the sliding hole 141 , and then use the measuring part 150 to measure the positions of the multiple side holes of the mobile phone case 20 . By setting the push rod 180, the operator only needs to apply a push or pull force to the push rod 180 to drive the measuring piece 150 to slide in the sliding hole 141, which can avoid pushing the measuring piece 150 away from the mobile phone case directly by hand or with other tools 20, so as to prevent the contamination of the surface of the measuring piece 150 and prevent the deformation of the measuring piece 150 due to the force on the end, resulting in a decrease in the accuracy of position measurement.

In one embodiment, a push rod hole 190 is processed on the surface of the measuring member 150 facing the slide groove 147 , and one end of the push rod 180 can be inserted into the push rod hole 190 , so that the push rod 180 is fixedly connected with the measuring member 150 . During the assembly process of the measuring piece 150, the push rod 180 and the connecting block 140, firstly, the measuring piece 150 is inserted into the sliding hole 141, so that the end of the measuring piece 150 matched with the side hole of the mobile phone case 20 faces the mobile phone case 20; then the measuring piece 150 is pushed , so that the push rod hole 190 on the measuring piece 150 is exposed from the chute 147; The movement inside drives the measuring piece 150 to slide in the chute 147 . In one embodiment, the chute 147 runs through the upper and lower surfaces of the connecting block 140, and the push rod hole 190 runs through the surface of the measuring piece 150. After the push rod 180 is inserted into the push rod hole 190, one end protrudes from the upper surface of the connecting block 140. , and the other end is below the sliding hole 141 of the connecting block 140. When the push rod 180 drives the measuring piece 150 to slide in the sliding hole 141, the measuring piece 150 can slide smoothly in the sliding hole 141 to avoid shaking.

It can be understood that, in order to adapt to the hole on the side of the mobile phone case 20 , the structures of different measuring parts 150 are different. Referring to FIG. 5 and FIG. 6 simultaneously, the measuring part 150 includes a first measuring part 151 and a second measuring part 152 . The first measuring part 151 further includes a first measuring end 151a and a first moving end 151b, and the second measuring part 152 further includes a second measuring end 152a and a second moving end 152b. The cross-section of the first measuring end 151a inserted into the side hole of the mobile phone case 20 of the first measuring part 151 is cylindrical, and the overall shape of the first measuring part 151 is substantially cylindrical, and the cylindrical first measuring end 151a can be connected to the mobile phone case 20. The round hole on the side fits. The cross-section of the second measuring end 152a of the second measuring piece 152 is generally rectangular, and the four corners of the rectangle have been rounded and chamfered, so that the second measuring end 152a of the rectangle can be aligned with the narrow and long shape of the side hole of the mobile phone case 20. holes to match. In one embodiment, both the first push end 151b and the second push end 152b can be used as the force application part of the measuring piece 150, pushing or pulling the first push end 151b or the second push end 152b can make the first measuring piece 151 or the second measuring piece 152 slides in the sliding hole 141 .

Further, in order to make full use of the protruding two ends of the measuring piece 150, both ends of the measuring piece 150 can be processed into a structure that can be used as a measuring end. For example, one end of the second measuring part 152 can be used to measure the elongated hole on the mobile phone case 20, and the other end of the second measuring part 152 can be connected with a cylindrical measuring end for measuring the circular hole on the side of the mobile phone case 20. The position degree is used. During actual measurement, the two ends of the measuring piece 150 can be turned around according to the structure and shape of the side hole of the mobile phone case 20, so that the same measuring piece 150 has two measuring functions.

Referring to Fig. 1 again, in one embodiment, in order to facilitate the removal of the mobile phone case 20 from the base 100 after the detection of the position of the side hole is completed, a first ejection groove 111 is provided on both sides of the body 110 of the base 100 , and a second ejection groove 121 is opened on both sides of the supporting portion 120, and the first ejection groove 111 and the second ejection groove 121 are aligned. Through the first ejection groove 111 and the second ejection groove 121 processed on the base 100 , the mobile phone case 20 can be easily ejected from the supporting part 120 . Since the first ejection groove 111 and the second ejection groove 121 are processed, it is possible to avoid removing the mobile phone case 20 from the base 100 by clamping both sides of the mobile phone case 20. Deformation due to force, on the other hand, can avoid collision with the measuring part 150 around the mobile phone case 20 when the mobile phone case 20 is removed, resulting in damage to the measuring part 150 .

The technical features of the above-mentioned embodiments can be combined arbitrarily. To make the description concise, all possible combinations of the technical features in the above-mentioned embodiments are not described. However, as long as there is no contradiction in the combination of these technical features, should be considered as within the scope of this specification.

The above-mentioned embodiments only express several implementation modes of the present invention, and the descriptions thereof are relatively specific and detailed, but should not be construed as limiting the patent scope of the invention. It should be pointed out that those skilled in the art can make several modifications and improvements without departing from the concept of the present invention, and these all belong to the protection scope of the present invention. Therefore, the protection scope of the patent for the present invention should be based on the appended claims.

Claims (10)

1. a kind of mobile phone shell detects tool, the position degree of multiple side openings for detecting mobile phone shell, it is characterised in that including：

Pedestal, the pedestal includes body, supporting part and location division, and the body is connected with the supporting part, and the support Portion protrudes from the top of the body；The location division is connected with the supporting part, and the location division protrudes from the support The top in portion；The surrounding profile of the supporting part can be adapted with the surrounding profile of the mobile phone shell, and the mobile phone shell can Cover on the supporting part；The through hole through upper bottom surface of the mobile phone shell can be engaged with the location division, so that The mobile phone shell is positioned on the supporting part；

Contiguous block, the contiguous block is fixedly connected with the body, and the contiguous block is located at the top of the body, the company It is multiple to connect block, and multiple contiguous blocks enclose the surrounding located at the supporting part respectively；And

Measuring piece, the measuring piece is multiple, and the measuring piece of predetermined number is equipped with each contiguous block, and described Measuring piece is slidably connected with the contiguous block；The measuring piece includes measurement end and passage end, and the measurement end is located at the company Block is connect towards the side of the support block, the passage end is located at the side that the contiguous block deviates from the supporting part；

The passage end of the measuring piece is promoted, the measuring piece can be slided on the contiguous block to supporting part, the measurement The measurement end of part is used to insert in the side opening of the mobile phone shell, measures the position degree of the mobile phone shell side opening.

2. mobile phone shell according to claim 1 detects tool, it is characterised in that offered in the contiguous block through described The slide opening of contiguous block both side surface, the measuring piece is slidably mounted in the slide opening, and the measuring piece is along the cunning The sliding trace in hole is parallel with the surface of the body towards the contiguous block.

3. mobile phone shell according to claim 2 detects tool, it is characterised in that be further opened with sliding at the top of the contiguous block Groove, the bearing of trend of the chute is parallel with the track that the measuring piece is slided in the slide opening, and the chute with it is described Slide opening is connected；The measuring piece is provided with push rod, when the measuring piece is installed in the slide opening, and the push rod is described in Chute, and expose to the top of the contiguous block.

4. mobile phone shell according to claim 3 detects tool, it is characterised in that the measuring piece towards the chute Surface Machining has push-rod hole, and one end of the push rod can be plugged in the push-rod hole so that the push rod and the measurement Part is fixedly connected.

5. mobile phone shell according to claim 1 detects tool, it is characterised in that the two ends of the contiguous block offer spiral shell Line through hole；Trip bolt is installed, the contiguous block is connected to the pedestal by the trip bolt in the tapped through hole The body on.

6. mobile phone shell according to claim 5 detects tool, it is characterised in that the two ends of the contiguous block are further opened with pin Hole, and the pin-and-hole is located at the outside of the trip bolt of the contiguous block, the pin-and-hole is above and below the contiguous block Dowel pin is installed, the dowel pin causes the described of the contiguous block and the pedestal through the pin-and-hole in surface, the pin-and-hole Body is fixedly connected.

7. mobile phone shell according to claim 1 detects tool, it is characterised in that the both sides of the body offer the first top Go out and the second ejection groove is offered on groove, the both sides of the supporting part, and the first ejection groove and the second ejection groove alignment, The first ejection groove and the second ejection groove are used to eject the mobile phone shell from the body.

8. mobile phone shell according to claim 1 detects tool, it is characterised in that the measuring piece include the first measuring piece and Second measuring piece, the section of the first measurement end of first measuring piece is cylinder, first measurement end can with it is described The circular hole of mobile phone shell side is adapted；The rectangular cross-section of second measurement end of second measuring piece, second measurement end It can be adapted with the long and narrow hole of the side of the mobile phone shell.

9. mobile phone shell according to claim 1 detects tool, it is characterised in that the body and the supporting part are detachable Connection.

10. mobile phone shell according to claim 1 detects tool, it is characterised in that the supporting part and body one Shaping.