Disclosure of Invention
The invention provides a clamp for producing a USB flash disk shell, which solves the problems that a USB flash disk shell is inconvenient to clamp and the clamping efficiency and the production efficiency of the USB flash disk shell are reduced.
In order to solve the technical problem, the clamp for producing the USB flash disk shell provided by the invention comprises: the inner wall of the moving arm is fixedly connected with a telescopic rod; the bottom of the fixing piece is fixed to the top of the chassis, one side of the fixing piece is provided with an installation groove, and the other side of the fixing piece is provided with a contraction groove; the sliding shaft is arranged on the fixed part, one side of the sliding shaft is sleeved with a clamping spring, two ends of the sliding shaft are fixedly connected with a moving plate, and the inner side of the moving plate is fixedly connected with a clamping piece; one side of the linkage plate is fixed on the surface of the movable plate, a transmission hole is formed in the linkage plate, and the inner wall of the transmission hole is of an arc-shaped structure; the USB flash disk shell is arranged inside the mounting groove; the top of the adjusting box is fixed to the bottom of the moving arm, the output end of the telescopic rod sequentially penetrates through the moving arm and the adjusting box and extends into the adjusting box, the bottom of the output end of the telescopic rod is fixedly connected with a transmission plate, two sides of the transmission plate are respectively and rotatably connected with transmission rods through two first rotating pieces, the bottom end of each transmission rod is rotatably connected with a clamping arm through a second rotating piece, one side of each clamping arm is provided with a clamping groove, and the bottom of the adjusting box is provided with a sliding hole; a fixed box, one side of the fixed box is fixed on the adjusting box, one side of the fixed box is provided with a lifting chute, the front of the fixed box is provided with a positioning slide hole, an adjusting hand wheel is arranged above the fixed box, the bottom of the adjusting hand wheel is fixedly connected with an adjusting screw rod, the surface of the adjusting screw rod is in threaded connection with a lifting plate, the surface of the lifting plate is in sliding connection with the inner surface of the fixed box, the bottom of the lifting plate is fixedly connected with a telescopic movable rod, the bottom end of the telescopic movable rod penetrates through the fixed box and extends to the lower part of the fixed box, the bottom end of the telescopic movable rod is fixedly connected with a touch rod, the surface of the touch rod is matched with the inner surface of the transmission hole, one end of the lifting plate is fixedly connected with a positioning pointer, and the indicating end of the positioning pointer extends to the outer part of the fixed box through the lifting chute, and a ruler plate is fixedly connected to the outer side of the fixed box.
Preferably, the inner wall fixedly connected with fixed plate of adjusting box, the flexible pipe of bottom fixedly connected with of fixed plate, the top fixedly connected with expanding spring of the inner wall of flexible pipe, expanding spring's bottom fixedly connected with sliding block, the bottom fixedly connected with telescopic shaft of sliding block, the bottom fixedly connected with of telescopic shaft contradicts the box, the bottom of contradicting the box is provided with detects the piece, the top fixedly connected with connecting plate that detects the piece, the top fixedly connected with buffer spring of connecting plate, the first contact of top fixedly connected with of connecting plate, the top fixedly connected with second contact of the inner wall of contradicting the box.
Preferably, the surface of sliding block with the internal surface sliding connection of flexible pipe, the bottom of telescopic shaft runs through flexible pipe and extends to the below of flexible pipe, the top of detecting the piece runs through conflict box and extends to the inside of conflict box.
Preferably, the surface of the connecting plate is in sliding connection with the inner surface of the interference box, and the first contact and the second contact are matched with each other.
Preferably, one end of the sliding shaft penetrates through the fixed part and extends to the other side of the fixed part, and the surface of the sliding shaft is connected with the inner surface of the fixed part in a sliding manner.
Preferably, the surface of the clamping piece is in sliding connection with the inner surface of the mounting groove, and the size of the clamping piece is matched with that of the mounting groove.
Preferably, the inner surface of the clamping groove is matched with the surface of the USB flash disk shell, and the bottom end of the clamping arm passes through the sliding hole and extends to the lower part of the adjusting box.
Preferably, the surface of the ruler plate is matched with the indicating end of the positioning pointer, the lifting plate is in threaded connection with a locking screw, the surface of the locking screw passes through the positioning sliding hole and extends to the outside of the fixing box, and the surface of the locking screw is matched with the outer surface of the fixing box.
Preferably, the bottom end of the adjusting screw penetrates through the top of the fixed box and extends to the inside of the fixed box, and the surface of the adjusting screw is rotatably connected with the surface of the fixed box.
An operation method of a clamp for producing a USB flash disk shell comprises the following steps:
s1, when the USB flash disk shell needs to be taken out of the mounting groove, the adjusting hand wheel is preferentially rotated, the adjusting hand wheel drives the adjusting screw rod to rotate, the adjusting screw rod drives the lifting plate to move downwards through the threaded connection structure, and the lifting plate synchronously drives the telescopic movable rod and the abutting rod to move downwards to the height position matched with the linkage plate;
s2, when a U disk shell on the fixing piece moves to the position right below the moving arm, the moving arm drives the touch rod to move downwards synchronously when moving downwards, the touch rod is inserted into the transmission hole when moving downwards, the clamping arm covers the outer side of the U disk shell, when the clamping arm moves to the bottommost part, the touch rod pushes the linkage plate to move towards the inside of the contraction groove through the arc-shaped transmission hole, the sliding shaft and the movable plate on the other side are pushed to move synchronously by the movable plate on one side when moving, and the movable plate on the other side drives the clamping piece to move synchronously and gradually separate from the inside of the installation groove, so that the pressure of the clamping piece on the U disk shell is automatically released;
s3 starting a telescopic rod, the telescopic rod drives a transmission plate to move upwards synchronously, the transmission plate synchronously pulls clamping arms on two sides to approach each other through transmission rods on the two sides to finish clamping operation, and the clamping arms clamp the U disk shell through a clamping groove;
s4 when the movable arm drives the U disk shell in the clamping state to move upwards, the telescopic movable rod is started, the telescopic movable rod drives the touch rod to extend synchronously and keep abutting against the transmission hole, when the movable arm moves right above, the telescopic movable rod is started reversely, and the telescopic movable rod drives the touch rod to move upwards and reset.
Compared with the prior art, the clamp for producing the USB flash disk shell has the following beneficial effects:
(1) the invention provides a clamp for producing a USB flash disk shell, wherein a fixed box is arranged on one side of an adjusting box, a telescopic movable rod and a collision rod are arranged on the fixed box, the collision rod moves downwards along with a movable arm for synchronous adjustment, when a clamping groove covers the top of a USB flash disk shell, the collision rod synchronously presses the inner wall of a transmission hole, so that a linkage plate is pressed to move towards the inside of a contraction groove, the linkage plate drives the movable plate and a clamping piece to move synchronously, the pressure is conveniently and synchronously released to the USB flash disk shell, when the clamping arm moves to the bottommost part, the clamping arm is started to clamp and move the USB flash disk shell upwards, and the height of the collision rod is kept through the telescopic movable rod during moving, so that the stability and the synchronism of clamping the USB flash disk shell are ensured, and the clamping of the USB flash disk shell is more convenient;
(2) the adjusting hand wheel is arranged on the fixing box, the adjusting screw rod is conveniently driven to rotate and adjust through the adjusting hand wheel, the lifting plate is conveniently driven to be synchronously lifted and adjusted when the adjusting screw rod rotates, so that the use height of the touch rod is conveniently adjusted a little, the lifting plate drives the positioning pointer to be synchronously lifted and adjusted when lifting, the position indicated by the positioning pointer on the ruler plate is convenient to detect and record the height used by the touch rod at each time, and the touch rod is conveniently adjusted and maintained.
Drawings
FIG. 1 is a schematic structural diagram of a preferred embodiment of a fixture for producing a USB flash disk casing according to the present invention;
FIG. 2 is an enlarged view of portion A of FIG. 1;
FIG. 3 is a schematic view of the structure of the portion of the conditioning cartridge shown in FIG. 1;
FIG. 4 is an enlarged view of the portion B shown in FIG. 3;
fig. 5 is a schematic view of the exterior of the fixing box shown in fig. 1.
Reference numbers in the figures: 1. chassis, 2, moving arm, 21, telescopic rod, 3, fixed part, 31, mounting groove, 32, contraction groove, 4, sliding shaft, 41, clamping spring, 42, moving plate, 43, clamping piece, 5, linkage plate, 51, transmission hole, 6, U disk shell, 7, adjusting box, 71, transmission plate, 72, transmission rod, 73, supporting sliding shaft, 74, clamping arm, 75, clamping groove, 76, sliding hole, 8, fixed box, 81, lifting sliding groove, 811, positioning sliding hole, 82, adjusting hand wheel, 83, adjusting screw, 84, lifting plate, 85, telescopic movable rod, 86, abutting rod, 87, positioning pointer, 88, ruler plate, 89, locking screw, 9, fixed plate, 91, telescopic tube, 92, telescopic spring, 93, sliding block, 94, telescopic shaft, 95, box, 96, detection block, 97, connecting plate, 98, buffer spring, 991, first contact, 992. a second contact.
Detailed Description
The invention is further described with reference to the following figures and embodiments.
Please refer to fig. 1, fig. 2, fig. 3, fig. 4 and fig. 5 in combination, wherein fig. 1 is a schematic structural diagram of a preferred embodiment of a fixture for producing a usb flash disk casing according to the present invention; FIG. 2 is an enlarged view of portion A of FIG. 1; FIG. 3 is a schematic view of the structure of the portion of the conditioning cartridge shown in FIG. 1; FIG. 4 is an enlarged view of the portion B shown in FIG. 3; fig. 5 is a schematic view of the exterior of the fixing box shown in fig. 1. A production clamp for a USB flash disk shell comprises: the device comprises a chassis 1 and a moving arm 2, wherein the inner wall of the moving arm 2 is fixedly connected with a telescopic rod 21; the bottom of the fixing piece 3 is fixed on the top of the chassis 1, one side of the fixing piece 3 is provided with an installation groove 31, and the other side of the fixing piece 3 is provided with a contraction groove 32; the sliding shaft 4 is arranged on the fixed part 3, one side of the sliding shaft 4 is sleeved with a clamping spring 41, two ends of the sliding shaft 4 are fixedly connected with a moving plate 42, and the inner side of the moving plate 42 is fixedly connected with a clamping piece 43; one side of the linkage plate 5 is fixed on the surface of the moving plate 42, a transmission hole 51 is formed in the linkage plate 5, and the inner wall of the transmission hole 51 is of an arc-shaped structure; a USB flash disk housing 6, wherein the USB flash disk housing 6 is arranged inside the mounting groove 31; the top of the adjusting box 7 is fixed to the bottom of the moving arm 2, the output end of the telescopic rod 21 sequentially penetrates through the moving arm 2 and the adjusting box 7 and extends into the adjusting box 7, the bottom of the output end of the telescopic rod 21 is fixedly connected with a transmission plate 71, two sides of the transmission plate 71 are respectively and rotatably connected with transmission rods 72 through two first rotating pieces, the bottom end of each transmission rod 72 is rotatably connected with a clamping arm 74 through a second rotating piece, one side of each clamping arm 74 is provided with a clamping groove 75, and the bottom of the adjusting box 7 is provided with a sliding hole 76; a fixing box 8, one side of the fixing box 8 is fixed on the adjusting box 7, one side of the fixing box 8 is provided with a lifting chute 81, the front of the fixing box 8 is provided with a positioning slide hole 811, an adjusting hand wheel 82 is arranged above the fixing box 8, the bottom of the adjusting hand wheel 82 is fixedly connected with an adjusting screw 83, the surface of the adjusting screw 83 is in threaded connection with a lifting plate 84, the surface of the lifting plate 84 is in sliding connection with the inner surface of the fixing box 8, the bottom of the lifting plate 84 is fixedly connected with a telescopic movable rod 85, the bottom end of the telescopic movable rod 85 penetrates through the fixing box 8 and extends to the lower part of the fixing box 8, the bottom end of the telescopic movable rod 85 is fixedly connected with a touch rod 86, the surface of the touch rod 86 is matched with the inner surface of the transmission hole 51, one end of the lifting plate 84 is fixedly connected with a positioning pointer 87, the indicating end of the positioning pointer 87 passes through the lifting chute 81 and extends to the outside of the fixed box 8, and a ruler plate 88 is fixedly connected to the outer side of the fixed box 8.
The original design on the chassis 1 is that the clamping structure on the fixing part 3 is pushed through the telescopic structure, and the clamping structure needs to be started repeatedly every time the fixing part 3 rotates to the position below the moving arm 2, so that a clamp on the moving arm needs to ascend after the starting of the clamping structure is finished when clamping a U disk shell;
the chassis 1 and the moving arm 2 both adopt the existing USB flash disk processing equipment, and when the USB flash disk processing equipment is used, the USB flash disk on the chassis 1 needs to be clamped to the upper part through the moving arm 2, so that the USB flash disk is conveniently conveyed to a next processing area;
the mounting groove 31 on the fixing piece 3 facilitates the mounting of the U disk shell 6, meanwhile, the inner surface of the mounting groove 31 is matched with the surface of the clamping piece 43, the clamping piece 43 plays a role in clamping and fixing the U disk shell 6 through the mounting groove 31 so as to ensure the stability of the U disk shell 6 during conveying in the mounting groove 31, and the contraction groove 32 on the fixing piece 3 provides a space for the movement and contraction of the linkage plate 5 so as to ensure the stability of the movement of the linkage plate 5;
the fixed box 8 is arranged on one side of the adjusting box 7, the telescopic movable rod 85 and the abutting rod 86 are arranged on the fixed box 8, the abutting rod 86 moves downwards along with the moving arm 2 to be adjusted, when the clamping groove 75 covers the upper portion of the U disk shell 6, the abutting rod 86 synchronously presses the inner wall of the transmission hole 51, the linkage plate 5 is pressed to move towards the inside of the contraction groove 32, the linkage plate 5 drives the moving plate 42 and the clamping piece 43 to move synchronously, pressure is conveniently and synchronously released to the U disk shell 6, when the clamping arm 74 moves to the bottom, the clamping arm 74 is started to clamp and move the U disk shell 6 upwards, the height of the abutting rod 86 is kept through the telescopic movable rod 85 during moving, stability and synchronism of clamping the U disk shell 6 are guaranteed, and clamping of the U disk shell 6 is more convenient;
the clamping structure comprises an expansion link 21, a transmission plate 71, two groups of transmission rods 72, a supporting sliding shaft 73, two groups of clamping arms 74, two groups of clamping grooves 75 and sliding holes 76, the expansion link 21 is convenient to drive the transmission holes 71 to lift and adjust when in use, the transmission plate 71 synchronously pulls the transmission rods 72 on two sides to rotate upwards through the two groups of transmission rods 72 when moving upwards, the transmission rods 72 synchronously pull the clamping arms 74 on two sides to horizontally approach each other when rotating upwards, the surface of the clamping arms 74 is in sliding connection with the surface of the supporting sliding shaft 73, the supporting sliding shaft 73 provides support and limit for the sliding of the clamping arms 74, the stability of the horizontal movement of the clamping arms 74 is guaranteed, the two groups of clamping arms 74 are limited through the sliding holes 76 when approaching each other, and meanwhile the clamping arms 74 are convenient to connect and clamp the USB flash disk shell 6 through the;
be provided with adjusting hand wheel 82 on the fixed box 8, conveniently drive adjusting screw 83 through adjusting hand wheel 82 and rotate the regulation, adjusting screw 83 conveniently drives lifter plate 84 synchronous lift adjustment when rotating, thereby conveniently carry out the fine-tuning to the use height of feeler lever 86, lifter plate 84 drives the synchronous lift adjustment of location pointer 87 in the lift, the position of instructing on chi board 88 through location pointer 87 is convenient highly detecting and the record to the feeler lever 86 use at every turn, so that the regulation and the maintenance to feeler lever 86 are convenient.
Inner wall fixedly connected with fixed plate 9 of adjusting box 7, the flexible pipe 91 of bottom fixedly connected with of fixed plate 9, the top fixedly connected with expanding spring 92 of the inner wall of flexible pipe 91, expanding spring 92's bottom fixedly connected with sliding block 93, sliding block 93's bottom fixedly connected with telescopic shaft 94, telescopic shaft 94's bottom fixedly connected with conflicts box 95, the bottom of conflicting box 95 is provided with detects piece 96, detect piece 96's top fixedly connected with connecting plate 97, the top fixedly connected with buffer spring 98 of connecting plate 97, the first contact 991 of top fixedly connected with of connecting plate 97, the top fixedly connected with second contact 992 of conflicting box 95's inner wall.
Whether there is USB flash disk casing 6 to the inside of mounting groove 31 through detecting piece 96 and detecting, when not having USB flash disk casing 6, detect piece 96 and do not contract for unable contact between inboard first contact 991 and the second contact 992, thereby the telescopic link 21 that corresponds can not start, thereby avoided fixture on the moving arm 2 the phenomenon of idle running, the life and the stability in use of extension equipment to appear.
When the inside normal mounting of mounting groove 31 has USB flash disk casing 6, adjust box 7 when the downstream, adjust box 7 synchronous drive fixed plate 9 and move down in step, synchronous promotion telescopic shaft 94 and conflict box 95 move down in step when fixed plate 9 moves down, conflict box 95 drives and detects piece 96 and move down, when centre gripping arm 74 covers in the outside of USB flash disk casing 6, the bottom plate that detects piece 96 is contradicted with the top of USB flash disk casing 6, it upwards slides to detect the piece 96 after being obstructed, it promotes connecting plate 97 and upwards moves in step to detect piece 96, connecting plate 97 drives first contact 991 and upwards moves in step, make contact between first contact 991 and the second contact 992, telescopic link 21 can normal start, otherwise when first contact 991 and second contact 992 do not contact, telescopic link 21 does not start.
The surface of sliding block 93 with the internal surface sliding connection of telescopic pipe 91, the bottom of telescopic shaft 94 runs through telescopic pipe 91 and extends to the below of telescopic pipe 91, the top of detecting piece 96 runs through conflict box 95 and extends to the inside of conflict box 95.
The telescopic adjusting structure between the telescopic tube 91 and the telescopic shaft 94 provides a supporting and moving space for buffering after the first contact 991 and the second contact 992 are contacted.
The surface of the connecting plate 97 is slidably connected with the inner surface of the interference box 95, and the first contact 991 and the second contact 992 are matched with each other.
One end of the sliding shaft 4 penetrates through the fixed part 3 and extends to the other side of the fixed part 3, and the surface of the sliding shaft 4 is connected with the inner surface of the fixed part 3 in a sliding manner.
The sliding shaft 4 is connected with the fixing part 3 in a sliding manner, so that the sliding shaft 4 can be conveniently connected with the moving plates 42 on two sides, and the clamping parts 43 can be conveniently driven by the moving plates 42 to be adjusted.
The surface of the clamping piece 43 is connected with the inner surface of the mounting groove 31 in a sliding way, and the size of the clamping piece 43 is matched with that of the mounting groove 31.
The inner surface of the holding groove 75 is fitted to the surface of the usb disk case 6, and the bottom end of the holding arm 74 passes through the slide hole 76 and extends below the adjustment box 7.
The surface of the ruler plate 88 is matched with the indicating end of the positioning pointer 87, the lifting plate 84 is in threaded connection with a locking screw 89, the surface of the locking screw 89 passes through the positioning sliding hole 811 and extends to the outside of the fixing box 8, and the surface of the locking screw 89 is matched with the outer surface of the fixing box 8.
After the locking screw 89 is screwed, the lifting plate 84 after lifting adjustment is convenient to limit and fix.
The bottom end of the adjusting screw 83 penetrates through the top of the fixed box 8 and extends into the fixed box 8, and the surface of the adjusting screw 83 is rotatably connected with the surface of the fixed box 8.
The adjusting screw 83 is rotated to conveniently drive the lifting plate 84 to move up and down for adjustment through a threaded structure.
An operation method of a clamp for producing a USB flash disk shell comprises the following steps:
s1, when the U-disk shell 6 needs to be taken out of the mounting groove 31, the adjusting hand wheel 82 is preferentially rotated, the adjusting hand wheel 82 drives the adjusting screw 83 to rotate, the adjusting screw 83 drives the lifting plate 84 to move downwards through a threaded connection structure, and the lifting plate 84 synchronously drives the telescopic movable rod 85 and the abutting rod 86 to move downwards to a height matched with the linkage plate 5;
s2, when the U disk shell 6 on the fixed part 3 moves to the position right below the moving arm 2, the moving arm 2 moves downwards to drive the contact rod 86 to move downwards synchronously, the contact rod 86 moves downwards to be inserted into the transmission hole 51, the clamping arm 74 covers the outer side of the U disk shell 6, when the clamping arm 74 moves to the bottommost part, the contact rod 86 pushes the linkage plate 5 to move towards the inner part of the contraction groove 32 through the arc-shaped transmission hole 51, the sliding shaft 4 and the moving plate 42 on the other side are pushed to move synchronously by the moving plate 42 on one side when the linkage plate 5 moves, the moving plate 42 on the other side drives the clamping piece 43 to move synchronously and gradually separate from the inner part of the installation groove 31, and therefore the pressure of the clamping piece 43 on the U disk shell 6 is automatically removed;
s3 starting the telescopic rod 21, the telescopic rod 21 driving the transmission plate 71 to move upwards synchronously, the transmission plate 71 synchronously pulling the clamping arms 74 on the two sides to approach each other through the transmission rods 72 on the two sides to finish clamping operation, and the clamping arms 74 clamp the U disk shell 6 through the clamping grooves 75;
s4 when the moving arm 2 drives the U disk shell 6 in the clamping state to move upwards, the telescopic movable rod 85 is started, the telescopic movable rod 85 drives the touch rod 86 to synchronously extend and keep abutting against the transmission hole 51, when the moving arm 2 moves right above, the telescopic movable rod 85 is reversely started, and the telescopic movable rod 85 drives the touch rod 86 to move upwards and reset.
The working principle of the clamp for producing the USB flash disk shell is as follows:
when the USB flash disk shell 6 needs to be taken out of the mounting groove 31, the adjusting hand wheel 82 is preferentially rotated, the adjusting hand wheel 82 drives the adjusting screw 83 to rotate, the adjusting screw 83 drives the lifting plate 84 to move downwards through a threaded connection structure, and the lifting plate 84 synchronously drives the telescopic movable rod 85 and the abutting rod 86 to move downwards to a height matched with the linkage plate 5;
when the USB flash disk shell 6 on the fixed part 3 moves to the position right below the moving arm 2, the moving arm 2 moves downwards, the contact rod 86 is driven to move downwards synchronously, the contact rod 86 moves downwards and is inserted into the transmission hole 51, the clamping arm 74 covers the outer side of the USB flash disk shell 6, when the clamping arm 74 moves to the bottommost part, the contact rod 86 pushes the linkage plate 5 to move towards the inner part of the shrinkage groove 32 through the arc-shaped transmission hole 51, the sliding shaft 4 and the moving plate 42 on the other side are pushed to move synchronously by the moving plate 42 on one side when the linkage plate 5 moves, the moving plate 42 on the other side drives the clamping piece 43 to move synchronously and gradually separate from the inner part of the mounting groove 31, and therefore the pressure of the clamping piece 43 on the USB flash disk shell 6 is automatically removed;
starting the telescopic rod 21, driving the transmission plate 71 to synchronously move upwards by the telescopic rod 21, synchronously pulling the clamping arms 74 at the two sides to approach each other by the transmission rods 72 at the two sides by the transmission plate 71 to finish the clamping operation, and clamping the USB flash disk shell 6 by the clamping arms 74 through the clamping grooves 75;
when the moving arm 2 drives the usb disk casing 6 in the clamping state to move upward, the telescopic movable rod 85 is started, the telescopic movable rod 85 drives the touch rod 86 to extend synchronously and keep abutting against the transmission hole 51, when the moving arm 2 moves right above, the telescopic movable rod 85 is started reversely, and the telescopic movable rod 85 drives the touch rod 86 to move upward and reset.
Compared with the prior art, the clamp for producing the USB flash disk shell has the following beneficial effects:
a fixed box 8 is arranged on one side of the adjusting box 7, a telescopic movable rod 85 and a collision rod 86 are arranged on the fixed box 8, the collision rod 86 moves downwards along with the moving arm 2 to be adjusted, when the clamping groove 75 covers the upper part of the U disk shell 6, the collision rod 86 synchronously presses the inner wall of the transmission hole 51 to enable the linkage plate 5 to be pressed to move towards the inside of the contraction groove 32, the linkage plate 5 drives the moving plate 42 and the clamping piece 43 to move synchronously, so that the pressure is conveniently and synchronously released to the U disk shell 6, when the clamping arm 74 moves to the bottom, the clamping arm 74 is started to clamp and move the U disk shell 6 upwards, and the height of the collision rod 86 is kept by the telescopic movable rod 85 during moving, so that the clamping stability and the clamping synchronism of the U disk shell 6 are guaranteed, and the clamping of the U disk shell 6 is more convenient;
be provided with adjusting hand wheel 82 on the fixed box 8, conveniently drive adjusting screw 83 through adjusting hand wheel 82 and rotate the regulation, adjusting screw 83 conveniently drives lifter plate 84 synchronous lift adjustment when rotating, thereby conveniently carry out the fine-tuning to the use height of feeler lever 86, lifter plate 84 drives the synchronous lift adjustment of location pointer 87 in the lift, the position of instructing on chi board 88 through location pointer 87 is convenient highly detecting and the record to the feeler lever 86 use at every turn, so that the regulation and the maintenance to feeler lever 86 are convenient.
The above description is only an embodiment of the present invention, and not intended to limit the scope of the present invention, and all modifications of equivalent structures and equivalent processes, which are made by using the contents of the present specification and the accompanying drawings, or directly or indirectly applied to other related technical fields, are included in the scope of the present invention.