阅读说明：本技术 一种传感器探针载具夹取机构及夹取方法 (Sensor probe carrier clamping mechanism and clamping method ) 是由 章锋 沈斌 王丹 顾华良 徐恒 于 2021-08-06 设计创作，主要内容包括：一种传感器探针载具夹取机构及夹取方法,包括载具、夹紧机构和驱动机构,载具通过夹紧机构夹紧以及释放,夹紧机构的动作由驱动机构驱动控制；夹紧机构包括竖向驱动块、横向滑动组件、定位夹紧组件和驱动连杆,驱动连杆连接于竖向驱动块和横向滑动组件之间,定位夹紧组件连接于横向滑动组件下方,竖向驱动块的竖直移动通过驱动连杆传递至横向滑动组件做横向移动,横向滑动组件带动定位夹紧组件动作,夹取载具。本发明将驱动机构的竖向动作转化成夹紧机构的横向动作,从而对载具进行装夹,使用定位夹紧组件能够保证和载具接触时载具能够保持平稳,横向滑动组件能够保证定位夹紧组件移动平稳同步,从而保证整个夹取过程稳定。(A sensor probe carrier clamping mechanism and a clamping method comprise a carrier, a clamping mechanism and a driving mechanism, wherein the carrier is clamped and released through the clamping mechanism, and the action of the clamping mechanism is driven and controlled by the driving mechanism; the clamping mechanism comprises a vertical driving block, a transverse sliding assembly, a positioning and clamping assembly and a driving connecting rod, the driving connecting rod is connected between the vertical driving block and the transverse sliding assembly, the positioning and clamping assembly is connected below the transverse sliding assembly, the vertical movement of the vertical driving block is transmitted to the transverse sliding assembly through the driving connecting rod to be transversely moved, and the transverse sliding assembly drives the positioning and clamping assembly to move and clamp the carrier. According to the invention, the vertical action of the driving mechanism is converted into the transverse action of the clamping mechanism, so that the carrier is clamped, the positioning and clamping assembly can ensure that the carrier can be kept stable when contacting with the carrier, and the transverse sliding assembly can ensure that the positioning and clamping assembly moves stably and synchronously, so that the stability of the whole clamping process is ensured.)

1. The utility model provides a mechanism is got to sensor probe carrier clamp which characterized in that: the device comprises a carrier (1), a clamping mechanism (2) and a driving mechanism (3), wherein the carrier (1) is clamped and released through the clamping mechanism (2), and the action of the clamping mechanism (2) is driven and controlled by the driving mechanism (3); clamping mechanism (2) include vertical drive piece (21), horizontal slip subassembly (22), location clamping unit (23) and drive connecting rod (24), drive connecting rod (24) connect in vertical drive piece (21) with between horizontal slip subassembly (22), location clamping unit (23) connect in horizontal slip subassembly (22) below, the vertical removal of vertical drive piece (21) is passed through drive connecting rod (24) transmit to horizontal slip subassembly (22) is lateral shifting, horizontal slip subassembly (22) drive location clamping unit (23) action, the clamp is got carrier (1).

2. The sensor probe carrier gripper mechanism of claim 1, wherein: the transverse sliding assembly (22) comprises transverse guide rods (221) which are fixed below the driving mechanism (3) and symmetrically extend transversely to two sides, and transverse sliding blocks (222) which are installed on the transverse guide rods (221) in a matched mode, and the transverse sliding blocks (222) can transversely move along the extending direction of the transverse guide rods (221).

3. The sensor probe carrier gripper mechanism of claim 2, wherein: vertical drive block (21) include joint portion (211) on upper portion and weight portion (212) of lower part, joint portion (211) are equipped with draw-in groove (2111), weight portion (212) both sides are equipped with symmetrical first hinge hole (2121).

4. The sensor probe carrier gripper mechanism of claim 3, wherein: and second hinge holes (2221) are respectively formed in the transverse sliding blocks (222) on the two sides, and the two ends of the driving connecting rod (24) are respectively hinged with the first hinge hole (2121) and the second hinge hole (2221).

5. The sensor probe carrier gripper mechanism of claim 2, wherein: the positioning and clamping assembly (23) comprises an inverted L-shaped support plate (231), and the support plate (231) is fixedly connected below the transverse sliding block (222); the positioning and clamping assembly (23) further comprises a pressing block (232), a vertical guide rod (233) extending vertically and a pressure spring (234) mounted on the vertical guide rod (233), the upper end of the vertical guide rod (233) is fixed to the support plate (231), the lower end of the vertical guide rod is connected with the pressing block (232) in a clearance fit mode, the pressure spring (234) abuts against the upper portion of the pressing block (232), and the pressing block (232) can overcome the pressure of the pressure spring (234) and move upwards in the extending direction of the vertical guide rod (233).

6. The sensor probe carrier gripper mechanism of claim 5, wherein: the positioning and clamping assembly (23) further comprises a positioning pin (235) extending horizontally, and the positioning pin (235) is installed on the inner side of the support plate (231) and located below the pressing block (232).

7. The sensor probe carrier gripper mechanism of claim 3, wherein: the driving mechanism (3) comprises a support (31), a driving cylinder (32) installed in the middle of the support (31) and with a piston rod installed downwards, and a ball head connecting seat (33) installed at the end of the piston rod of the driving cylinder (32).

8. The sensor probe carrier gripper mechanism of claim 7, wherein: the ball head connecting seat (33) lower extreme is equipped with chuck (331), chuck (331) card is gone into draw-in groove (2111) installation.

9. The sensor probe carrier gripper mechanism of claim 4, wherein: at least one position of the second hinge hole (2221) is arranged on the transverse sliding block (222); when the carrier (1) is clamped by the clamping mechanism (2), the hinged end of the driving connecting rod (24) and the weight part (212) is inclined downwards, and the included angle between the driving connecting rod and the horizontal plane is 15-45 degrees.

10. A clamping method of a sensor probe carrier clamping mechanism is characterized by comprising the following clamping steps:

step A, air is fed into a rod cavity of the driving air cylinder (32), the vertical driving block (21) is lifted, and the positioning and clamping assembly (23) is in a separated state;

b, moving the whole clamping mechanism downwards until the positioning pin (235) is opposite to the positioning hole on the side face of the carrier (1);

c, air is fed into a rodless cavity of the driving cylinder (32), the vertical driving block (21) is moved downwards, the positioning and clamping assembly (23) is folded, the pressing block (232) is moved to the position above the carrier (1) after being abutted against the chamfer angle of the pressing block (1), the carrier (1) is pressed downwards to be kept stable, and the positioning pin (235) is matched with a positioning hole in the side face of the carrier (1) to clamp the carrier (1);

d, stopping the driving air cylinder (32), keeping the positioning and clamping assembly (23) in a folded state by the vertical driving block (21) under the action of gravity, and continuously clamping the carrier (1);

e, the clamping mechanism integrally moves to the placing position of the carrier (1), the driving cylinder (32) is provided with a rod cavity for air intake, the positioning and clamping assembly (23) is separated, the pressing block (232) presses down the carrier (1) after the positioning pin (235) is separated from the positioning hole on the side surface of the carrier (1), and the carrier (1) is stably pressed on the placing plane to dismount the carrier (1);

and F, moving the whole clamping mechanism to an upper initial position to wait for next clamping.

Technical Field

The invention relates to the field of dynamic blood glucose sensor probe film coating processes, in particular to a sensor probe carrier clamping mechanism and a clamping method.

Background

The dynamic blood glucose monitoring system (RGMS) is a new type of continuous dynamic blood glucose monitoring system that has been put into clinical use in recent years and is connected to a probe, such as a needle, for placement in the subcutaneous tissue. The diameter of the probe is very small, and the patient does not feel pain or discomfort obviously when the probe is placed in the body. The instrument receives an electric signal reflecting blood sugar change from the probe at a certain time interval, and converts the average value of the electric signals collected for a plurality of times into the blood sugar value to be stored. Several hundred blood glucose values can be recorded per day. The dynamic blood glucose monitor can also simultaneously store the time of eating, moving, taking medicine and the like. Therefore, the patient can not suffer from acupuncture every day, and the blood glucose monitoring system can provide a daily blood glucose graph, a multi-day blood glucose graph fluctuation trend analysis and a summary of daily blood glucose data, and is a new breakthrough of blood glucose detection.

Wherein the probe of the sensor needs to carry out coating process treatment on the tip part. In order to facilitate probe movement and ensure coating stability and coating efficiency, a plurality of sensor probes are fixed on a carrier, and the carrier is moved to realize coating. The stability of the carrier during the processes of clamping, dismounting and moving can directly affect the quality of the coating film of the sensor probe. Therefore, it is necessary to design a sensor probe carrier clamping mechanism and a clamping method to ensure the stability of clamping the sensor probe carrier on an automation line.

Disclosure of Invention

Aiming at the defects of the prior art, the invention provides a sensor probe carrier clamping mechanism and a clamping method using the clamping mechanism, the sensor probe carrier clamping mechanism converts the vertical action of a driving mechanism into the transverse action of a clamping mechanism, so as to clamp a carrier, a positioning and clamping assembly can ensure that the carrier can be kept stable when contacting with the carrier, and a transverse sliding assembly can ensure that the positioning and clamping assembly moves stably and synchronously, so that the whole clamping process is stable; in addition, the pressing block, the positioning pin, the vertical driving block and other parts are used in a matched mode according to certain method steps, so that the clamping stability can be guaranteed, the clamping efficiency is guaranteed, and energy is saved.

The specific technical scheme of the invention is as follows: a sensor probe carrier clamping mechanism comprises a carrier, a clamping mechanism and a driving mechanism, wherein the carrier is clamped and released through the clamping mechanism, and the action of the clamping mechanism is driven and controlled by the driving mechanism; clamping mechanism includes vertical drive piece, lateral sliding subassembly, location clamping component and drive connecting rod, the drive connecting rod connect in vertical drive piece with between the lateral sliding subassembly, location clamping component connect in lateral sliding subassembly below, the vertical removal of vertical drive piece passes through the drive connecting rod transmits extremely lateral sliding subassembly is lateral shifting, the lateral sliding subassembly drives the action of location clamping component gets the carrier.

Therefore, the vertical action of the driving mechanism is converted into the transverse action of the clamping mechanism, so that the carrier is clamped, the positioning and clamping assembly can ensure that the carrier can keep stable when in contact with the carrier, and the transverse sliding assembly can ensure that the positioning and clamping assembly moves stably and synchronously, so that the whole clamping process is stable.

Preferably, the transverse sliding assembly includes transverse guide rods fixed below the driving mechanism and symmetrically extending transversely to both sides, and transverse sliders mounted on the transverse guide rods in a matching manner, and the transverse sliders can move transversely along the extending direction of the transverse guide rods.

Therefore, the transverse sliding block can be ensured to always keep transverse movement through the matched movement of the transverse sliding block and the transverse guide rod, so that the positioning and clamping assembly is driven to transversely move.

Preferably, the vertical driving block comprises an upper clamping portion and a lower weight portion, the clamping portion is provided with a clamping groove, and two sides of the weight portion are provided with symmetrical first hinge holes.

Therefore, the clamping part is used for being connected with the driving mechanism, and the weight part can provide downward pressure under the condition that the driving mechanism does not work, so that the clamping mechanism is kept in a clamping state, and energy is saved.

Preferably, the transverse sliding blocks on two sides are respectively provided with a second hinge hole, and two ends of the driving connecting rod are respectively hinged with the first hinge hole and the second hinge hole.

Therefore, the driving connecting rods are symmetrically arranged from left to right and from front to back, and the total number of the driving connecting rods is 4, so that the driving force transmission is more stable.

Preferably, the positioning and clamping assembly comprises an inverted L-shaped support plate, and the support plate is fixedly connected below the transverse sliding block; the positioning and clamping assembly further comprises a pressing block, a vertical guide rod and a pressure spring, the vertical guide rod extends vertically, the pressure spring is installed on the vertical guide rod, the upper end of the vertical guide rod is fixed to the support plate, the lower end of the vertical guide rod is in clearance fit with the pressing block and connected with the pressing block, the pressure spring abuts against the upper portion of the pressing block, and the pressing block can overcome the pressure of the pressure spring and moves upwards in the extending direction of the vertical guide rod.

Therefore, before the positioning and clamping assembly clamps the carrier, the carrier is firstly pressed and stabilized by the pressing block, so that the clamping process is stable.

Preferably, the positioning and clamping assembly further comprises a horizontally extending positioning pin, and the positioning pin is mounted on the inner side of the support plate and located below the pressing block.

Therefore, the side face of the carrier is provided with the positioning hole, and the positioning pin is matched with the positioning hole, so that clamping can be realized, and the carrier is prevented from falling off in the moving process after clamping.

Preferably, the driving mechanism includes a bracket, a driving cylinder installed at a middle position of the bracket and having a piston rod installed downward, and a ball joint seat installed at a piston rod end of the driving cylinder.

Therefore, the ball head connecting seat can be adjusted universally, and can be adjusted in a self-adaptive mode under the condition that the vertical driving block or the driving cylinder piston rod slightly inclines, so that clamping stagnation in the clamping process is reduced.

Preferably, the lower end of the ball head connecting seat is provided with a chuck, and the chuck is clamped into the clamping groove for installation.

Therefore, the bulb connecting seat and the vertical driving block are convenient to disassemble and assemble and convenient to maintain.

Preferably, at least one position of the second hinge hole is arranged on the transverse sliding block; when the carrier is clamped by the clamping mechanism, the hinged end of the driving connecting rod and the heavy hammer part is inclined downwards, and the included angle between the driving connecting rod and the horizontal plane is 15-45 degrees.

Therefore, the smaller the inclination angle of the driving connecting rod is, the slower the speed of the positioning and clamping assembly during clamping is, the more stable clamping is ensured, and the clamping stability and the clamping efficiency can be balanced by controlling the angle of the driving connecting rod at 15-45 degrees during clamping.

A clamping method of a sensor probe carrier clamping mechanism comprises the following clamping steps:

step A, air is fed into a rod cavity of the driving cylinder, the vertical driving block is lifted, and the positioning and clamping assemblies are in a separated state;

b, the clamping mechanism integrally moves downwards and stops when the positioning pin is opposite to the positioning hole on the side face of the carrier;

c, the rodless cavity of the driving cylinder is filled with air, the vertical driving block is moved downwards, the positioning and clamping assembly is folded, the pressing block chamfer abuts against the carrier and then moves to the position above the carrier, the carrier is pressed downwards to be kept stable, and the positioning pin is matched with the positioning hole in the side face of the carrier and then clamps the carrier;

d, stopping the driving cylinder, keeping the positioning and clamping assembly in a folded state by the vertical driving block under the action of gravity, and continuously clamping the carrier;

e, integrally moving the clamping mechanism to the carrier placing position, allowing a rod cavity of the driving cylinder to admit air, separating the positioning and clamping assembly, pressing the carrier down by the pressing block after the positioning pin is separated from the positioning hole on the side surface of the carrier, and stably pressing the carrier on a placing plane to dismount the carrier;

and F, moving the whole clamping mechanism to an upper initial position to wait for next clamping.

Therefore, the pressing block, the positioning pin, the vertical driving block and other parts are matched for use in the step, the clamping stability can be guaranteed, the clamping efficiency is guaranteed, and energy is saved.

In conclusion, the invention has the following beneficial effects:

the sensor probe carrier clamping mechanism provided by the invention has the advantages that the vertical action of the driving mechanism is converted into the transverse action of the clamping mechanism, so that the carrier is clamped, the positioning and clamping assembly can ensure that the carrier can be kept stable when the positioning and clamping assembly is in contact with the carrier, and the transverse sliding assembly can ensure that the positioning and clamping assembly moves stably and synchronously, so that the whole clamping process is stable; in addition, the pressing block, the positioning pin, the vertical driving block and other parts are used in a matched mode according to certain method steps, so that the clamping stability can be guaranteed, the clamping efficiency is guaranteed, and energy is saved.

Drawings

FIG. 1 is a perspective view of a sensor probe carrier gripper mechanism of the present invention;

FIG. 2 is a perspective view of a positioning and clamping assembly of the sensor probe carrier clamping mechanism of the present invention;

in the figure, 1-carrier, 2-clamping mechanism, 21-vertical driving block, 211-clamping part, 2111-clamping groove, 212-hammer part, 2121-first hinging hole, 22-transverse sliding component, 221-transverse guide rod, 222-transverse sliding block, 2221-second hinging hole, 23-positioning clamping component, 231-bracket plate, 232-pressing block, 233-vertical guide rod, 234-pressure spring, 235-positioning pin, 24-driving connecting rod, 3-driving mechanism, 31-bracket, 32-driving cylinder, 33-ball head connecting seat and 331-chuck.

Detailed Description

The invention will be further explained by means of specific embodiments with reference to the drawings.

As shown in fig. 1 and 2, a sensor probe carrier clamping mechanism comprises a carrier 1, a clamping mechanism 2 and a driving mechanism 3, wherein the carrier 1 is clamped and released by the clamping mechanism 2, and the action of the clamping mechanism 2 is driven and controlled by the driving mechanism 3; the clamping mechanism 2 comprises a vertical driving block 21, a transverse sliding assembly 22, a positioning and clamping assembly 23 and a driving connecting rod 24, the driving connecting rod 24 is connected between the vertical driving block 21 and the transverse sliding assembly 22, the positioning and clamping assembly 23 is connected below the transverse sliding assembly 22, the vertical movement of the vertical driving block 21 is transmitted to the transverse sliding assembly 22 through the driving connecting rod 24 to move transversely, and the transverse sliding assembly 22 drives the positioning and clamping assembly 23 to move to clamp the carrier 1.

From this, change actuating mechanism 3's vertical action into clamping mechanism 2's horizontal action to carry out the clamping to carrier 1, carrier 1 can keep steady when location clamping component 23 can guarantee to contact with carrier 1, and horizontal slip subassembly 22 can guarantee that location clamping component 23 removes steady synchronization, thereby guarantees that whole clamp is got the process stability.

As shown in fig. 1, the lateral sliding assembly 22 includes lateral guide rods 221 fixed below the driving mechanism 3 and symmetrically extending laterally to both sides, and lateral sliders 222 mounted on the lateral guide rods 221, wherein the lateral sliders 222 can move laterally along the extending direction of the lateral guide rods 221.

Therefore, the transverse slider 222 can be ensured to always move transversely through the cooperation of the transverse slider 222 and the transverse guide rod 221, so as to drive the positioning and clamping assembly 23 to move transversely.

As shown in fig. 1, the vertical driving block 21 includes an upper engaging portion 211 and a lower weight portion 212, the engaging portion 211 is provided with a engaging slot 2111, and two sides of the weight portion 212 are provided with symmetrical first hinge holes 2121.

Therefore, the clamping portion 211 is used for connecting with the driving mechanism 3, and the weight portion 212 can provide downward pressure under the condition that the driving mechanism 3 does not work, so that the clamping mechanism 2 is kept in a clamping state, and energy is saved.

As shown in fig. 1, the lateral sliders 222 on both sides are respectively provided with a second hinge hole 2221, and both ends of the driving link 24 are respectively hinged to the first hinge hole 2121 and the second hinge hole 2221.

Thus, the driving links 24 are symmetrically installed in the left-right direction and in the front-rear direction, and 4 driving links are provided in total to ensure more stable driving force transmission.

As shown in fig. 1 and 2, the positioning and clamping assembly 23 includes an inverted "L" shaped bracket plate 231, and the bracket plate 231 is fixed below the lateral sliding block 222; the positioning and clamping assembly 23 further comprises a pressing block 232, a vertical guide rod 233 extending vertically and a pressure spring 234 mounted on the vertical guide rod 233, the upper end of the vertical guide rod 233 is fixed to the support plate 231, the lower end of the vertical guide rod 233 is in clearance fit with the pressing block 232, the pressure spring 234 abuts against the upper side of the pressing block 232, and the pressing block 232 can overcome the pressure of the pressure spring 234 and move upwards along the extending direction of the vertical guide rod 233.

Therefore, before the carrier 1 is clamped, the positioning and clamping assembly 23 firstly presses and stabilizes the carrier 1 through the pressing block 232, so that the clamping process is stable.

As shown in fig. 1 and 2, the positioning and clamping assembly 23 further includes a positioning pin 235 extending horizontally, and the positioning pin 235 is installed inside the bracket plate 231 and below the pressing block 232.

From this, carrier 1 side is equipped with the locating hole, and locating pin 235 and locating hole cooperation can realize pressing from both sides and get and avoid carrier 1 to drop at the back removal in-process of pressing from both sides.

As shown in fig. 1, the driving mechanism 3 includes a bracket 31, a driving cylinder 32 installed at a middle position of the bracket 31 and having a piston rod installed downward, and a ball joint seat 33 installed at a piston rod end of the driving cylinder 32.

From this, bulb connecting seat 33 can universal regulation, can self-adaptation adjustment under the condition that vertical drive block 21 or drive actuating cylinder 32 piston rod have slight slope, reduces to press from both sides the jamming of getting the in-process.

Referring to fig. 1, a chuck 331 is provided at the lower end of the ball joint seat 33, and the chuck 331 is inserted into the slot 2111.

Therefore, the bulb connecting seat 33 and the vertical driving block 21 are convenient to disassemble and assemble and maintain.

As shown in fig. 1, the second hinge hole 2221 is provided with at least one position on the lateral slider 222; when the clamping mechanism 2 clamps the carrier 1, the hinged end of the driving connecting rod 24 and the weight part 212 is inclined downwards, and the included angle between the driving connecting rod and the horizontal plane is 15-45 degrees.

Therefore, the smaller the inclination angle of the driving connecting rod 24 is, the slower the speed of the positioning and clamping assembly 23 during clamping is, the more stable the clamping is guaranteed, and the angle of the driving connecting rod 24 during clamping is controlled to be 15-45 degrees, so that the clamping stability and the clamping efficiency can be balanced.

A clamping method of a sensor probe carrier clamping mechanism comprises the following clamping steps:

step A, air is supplied to a rod cavity of a driving cylinder 32, the vertical driving block 21 is lifted, and the positioning and clamping assembly 23 is in a separated state;

step B, the clamping mechanism integrally moves downwards until the positioning pin 235 is opposite to the positioning hole on the side face of the carrier 1;

step C, air is supplied to a rodless cavity of the driving cylinder 32, the vertical driving block 21 moves downwards, the positioning and clamping assembly 23 is folded, the pressing block 232 is moved to the upper side of the carrier 1 after being abutted against the chamfer angle of the carrier 1, the carrier 1 is pressed downwards to be kept stable, and the positioning pin 235 is matched with a positioning hole in the side face of the carrier 1 to clamp the carrier 1;

d, stopping the driving cylinder 32, keeping the positioning and clamping assembly 23 in a folded state by the vertical driving block 21 under the action of gravity, and continuously clamping the carrier 1;

e, the clamping mechanism integrally moves to the placing position of the carrier 1, the rod cavity of the driving cylinder 32 is driven to intake air, the positioning and clamping assembly 23 is separated, the pressing block 232 presses the carrier 1 downwards after the positioning pin 235 is separated from the positioning hole in the side face of the carrier 1, and the carrier 1 is stably pressed on the placing plane to be detached from the carrier 1;

and F, moving the whole clamping mechanism to an upper initial position to wait for next clamping.

From this, through spare parts such as briquetting 232, locating pin 235, vertical drive block 21 and use through the cooperation of this step, can guarantee to press from both sides to get stably, ensure to press from both sides and get efficiency to save energy.

The above-described embodiments are merely illustrative of the preferred embodiments of the present invention and do not limit the spirit and scope of the present invention. Various modifications and improvements of the technical solutions of the present invention may be made by those skilled in the art without departing from the design concept of the present invention, and the technical contents of the present invention are all described in the claims.