CN217162262U - Clamping device for needle cylinder - Google Patents
Clamping device for needle cylinder Download PDFInfo
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- CN217162262U CN217162262U CN202123294702.XU CN202123294702U CN217162262U CN 217162262 U CN217162262 U CN 217162262U CN 202123294702 U CN202123294702 U CN 202123294702U CN 217162262 U CN217162262 U CN 217162262U
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- needle cylinder
- clamping
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- sliding block
- clamping jaw
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/50—Manufacturing or production processes characterised by the final manufactured product
Abstract
The utility model relates to the field of medical equipment, a clamping device for cylinder is disclosed. The utility model discloses a clamping device for cylinder, include: fixing base, actuating mechanism, controller and two clamping jaw mechanisms, two clamping jaw mechanisms are mirror symmetry's setting on the fixing base, and clamping jaw mechanism includes: the clamping jaw mechanism comprises a first sliding block and clamping jaws, wherein the first sliding block is arranged on a fixed seat in a sliding mode, the clamping jaws are arranged on two sides of the first sliding block, and a driving mechanism is arranged on the fixed seat and connected with the first sliding blocks of the two clamping jaw mechanisms respectively. In the clamping device for the needle cylinder, the needle cylinder is placed on the fixed seat, the driving mechanism drives the first sliding blocks of the two clamping jaw mechanisms to approach and separate from each other, and when the first sliding blocks approach each other, the clamping jaws clamp the needle cylinder; when the first sliding block is far away from each other, the clamping jaw loosens the needle cylinder so as to take out the needle cylinder, the needle cylinder is convenient to fix and take out, and the quick replacement of the needle cylinder is realized.
Description
Technical Field
The embodiment of the utility model provides a relate to the medical instrument field, concretely relates to a clamping device for cylinder.
Background
Steam ablation is a new non-implanted endoscopic intervention technology, a steam conduit is sent to a diseased part of a human organ by an endoscope, and steam acts on diseased tissues of the human body through the conduit to restore the functions of the human organ.
The existing steam ablation equipment mainly comprises: the device comprises a perfusion device, a steam generating device and a conduit, wherein a needle cylinder is fixed on the perfusion device, one end of the steam generating device is connected with an outlet of the needle cylinder, the other end of the steam generating device is connected with an input end of the conduit, a pushing mechanism of the perfusion device pushes a plunger of the needle cylinder to convey liquid in the needle cylinder to the steam generating device, the steam generating device converts the liquid into steam and conveys the steam to the conduit, and the conduit is inserted into a human body to repair pathological change tissues of the human body through the steam.
However, in the conventional steam ablation equipment, when the needle cylinder is fixed on the perfusion device of the steam ablation equipment, the fixation and the taking out of the needle cylinder are inconvenient, and the needle cylinder cannot be quickly replaced.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a clamping device for cylinder to solve the problem among the above-mentioned background art.
The embodiment of the utility model provides a clamping device for cylinder, include: the clamping device comprises a fixed seat, a driving mechanism, a controller and two clamping jaw mechanisms;
the fixed seat is used for placing the needle cylinder;
the two clamping jaw mechanisms are arranged on the fixed seat in a mirror symmetry manner;
the gripper mechanism includes: a first slide block and a clamping jaw;
the first sliding block is slidably arranged on the fixed seat, and the clamping jaws are arranged on two sides of the first sliding block;
the driving mechanism is arranged on the fixed seat and is respectively connected with the first sliding blocks of the two clamping jaw mechanisms, the driving mechanism is used for driving the first sliding blocks to mutually approach and depart from each other, and when the first sliding blocks approach each other, the clamping jaws are used for clamping a needle cylinder;
the controller is electrically connected with the driving mechanism and used for controlling the opening and closing of the driving mechanism.
According to the above technical scheme, the utility model discloses a clamping device for cylinder, through setting up fixing base, actuating mechanism, controller and two clamping jaw mechanisms, two clamping jaw mechanisms are mirror symmetry's setting on the fixing base, and clamping jaw mechanism includes: the clamping jaw mechanism comprises a first sliding block and clamping jaws, wherein the first sliding block is arranged on a fixed seat in a sliding mode, the clamping jaws are arranged on two sides of the first sliding block, and a driving mechanism is arranged on the fixed seat and connected with the first sliding blocks of the two clamping jaw mechanisms respectively. In the clamping device for the needle cylinder, the needle cylinder is placed on the fixed seat, the driving mechanism drives the first sliding blocks of the two clamping jaw mechanisms to approach and separate from each other, and when the first sliding blocks approach each other, the clamping jaws clamp the needle cylinder; when the first sliding block is far away from each other, the clamping jaw loosens the needle cylinder so as to take out the needle cylinder, the needle cylinder is convenient to fix and take out, and the quick replacement of the needle cylinder is realized.
In one possible solution, the fixing base comprises: a base and a support seat;
the base is provided with a rectangular lug, the supporting seat is arranged on the rectangular lug, and the top surface of the supporting seat is arc-shaped and used for supporting the needle cylinder;
the two first sliding blocks are respectively arranged on two sides of the supporting seat. The structure is convenient for placing the needle cylinder.
In one possible embodiment, the method further comprises: the screw rod, the second sliding block and the hexagon nut;
the screw rod is rotatably arranged on the base;
the base is provided with a first sliding groove, and the second sliding block is arranged in the first sliding groove in a sliding manner and is connected with the first sliding block;
the first sliding block is provided with a first clamping groove, the second sliding block is provided with a second clamping groove, the hexagonal nut is meshed with the screw rod, and the hexagonal nut is clamped in the first clamping groove and the second clamping groove;
the screw rod is connected with the driving mechanism, the driving mechanism is used for driving the screw rod to rotate, and the screw rod is used for enabling the first sliding blocks to be close to and far away from each other when rotating. The structure facilitates the connection of the first sliding block and the driving mechanism.
In one possible solution, the drive mechanism comprises: the servo motor, the driving wheel, the driven wheel and the synchronous belt;
the servo motor and the driven wheel are arranged on the base, and the servo motor is electrically connected with the controller;
the driving wheel is arranged on an output shaft of the servo motor and connected with the driven wheel through the synchronous belt;
the driven wheel is connected with the screw rod. By the structure, the position of the first sliding block can be accurately controlled.
In one possible embodiment, the driven wheel is connected to the spindle by a coupling. The structure facilitates the connection of the screw rod and the driven wheel.
In a possible solution, the first sliding block is provided with a second sliding chute;
the base is provided with a guide block, the guide block is positioned in the second sliding groove and is abutted against the side wall of the second sliding groove, and the first sliding block slides along the guide block. By the structure, accurate guiding when the first sliding block slides is realized.
In one possible solution, the fixing base further includes: a side plate;
the needle cylinder is provided with a positioning plate;
the side plate is arranged on the base, a positioning groove is formed between the side plate and the supporting seat, and the positioning groove is used for inserting the positioning plate. The structure realizes the positioning of the needle cylinder on the fixed seat.
In a possible scheme, a first rubber buffer pad is arranged on the side wall of the first sliding block and used for abutting against the rectangular convex block;
and a second rubber buffer pad is arranged on the side wall of the clamping jaw and is used for abutting against the needle cylinder. With the structure, the syringe can be prevented from being damaged.
In a feasible scheme, the clamping jaw is provided with a mounting clamping groove, and the second rubber buffer cushion is clamped in the mounting clamping groove. The structure facilitates the installation and the disassembly of the second rubber cushion pad.
In one possible embodiment, the method further comprises: a detection mechanism;
the rectangular bump is provided with a step hole, and the supporting seat is provided with a detection through hole;
the detection mechanism includes: a proximity sensor, a spring, and a movable pin;
a fixed convex ring is arranged in the middle of the movable pin;
the movable pin penetrates through the stepped hole and the detection through hole, and the top end of the movable pin protrudes out of the supporting seat and is used for abutting against the needle cylinder;
the spring is sleeved on the movable pin, the top end of the spring is abutted against the fixed convex ring, and the bottom end of the spring is abutted against the step shoulder of the step hole;
the proximity sensor is arranged on the base, located below the movable pin and electrically connected with the controller, and is used for sending a positioning signal to the controller when sensing that the movable pin reaches a preset position. The structure realizes the in-place detection of the needle cylinder.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without inventive labor.
Fig. 1 is a schematic view of a holding device for a cylinder according to an embodiment of the present invention;
fig. 2 is a partial schematic view of a clamping device according to an embodiment of the present invention;
fig. 3 is a schematic view of a fixing base in an embodiment of the present invention;
fig. 4 is a bottom schematic view of a clamping device in an embodiment of the invention;
fig. 5 is a schematic view of a first slide block in an embodiment of the present invention;
fig. 6 is a schematic view of a detection mechanism in an embodiment of the present invention.
Reference numbers in the figures:
1. a fixed seat; 11. a base; 111. a rectangular bump; 112. a first chute; 113. a guide block; 12. a supporting seat; 13. a side plate; 2. a jaw mechanism; 21. a first slider; 211. a first card slot; 212. a second chute; 213. a first rubber cushion; 22. a clamping jaw; 2201. installing a clamping groove; 221. a second rubber cushion; 3. a drive mechanism; 31. a servo motor; 32. a driving wheel; 33. a driven wheel; 34. a synchronous belt; 35. a coupling; 41. a screw rod; 42. a second slider; 421. a second card slot; 43. a hexagonal nut; 5. a detection mechanism; 51. a proximity sensor; 52. a spring; 53. a movable pin; 531. fixing the convex ring; 100. a needle cylinder; 110. and (7) positioning the plate.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. Based on the embodiments of the present invention, all other embodiments obtained by a person skilled in the art without making creative efforts belong to the protection scope of the present invention.
In the description of the present invention, it is to be understood that the terms "central," "longitudinal," "lateral," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," "axial," "radial," "circumferential," and the like are used in the orientation or positional relationship indicated in the drawings for convenience in describing the present invention and for simplicity in description, and are not intended to indicate or imply that the device or element so referred to must have a particular orientation, be constructed and operated in a particular orientation, and are not to be construed as limiting the present invention.
In the present invention, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly, e.g., as a fixed connection, a detachable connection, or an integral part; the connection can be mechanical connection, electrical connection or communication connection; either directly or indirectly through intervening media, either internally or in any other suitable relationship, unless expressly stated otherwise. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.
The technical solution of the present invention will be described in detail with specific examples. The following several specific embodiments may be combined with each other, and details of the same or similar concepts or processes may not be repeated in some embodiments.
As described in the background of the present application, the existing steam ablation apparatus basically comprises: the device comprises a perfusion device, a steam generating device and a conduit, wherein a needle cylinder is fixed on the perfusion device, one end of the steam generating device is connected with an outlet of the needle cylinder, the other end of the steam generating device is connected with an input end of the conduit, a pushing mechanism of the perfusion device pushes a plunger of the needle cylinder to convey liquid in the needle cylinder to the steam generating device, the steam generating device converts the liquid into steam and conveys the steam to the conduit, and the conduit is inserted into a human body to repair pathological change tissues of the human body through the steam.
The inventor of the application finds that when the needle cylinder of the existing steam ablation equipment is fixed on a perfusion device of the steam ablation equipment, the fixation and the taking out of the needle cylinder are inconvenient, and the needle cylinder cannot be replaced quickly.
In order to solve the above problems, the inventor of the present application proposes a technical solution of the present application, and specific embodiments are as follows:
fig. 1 is the schematic view of a clamping device for cylinder in the embodiment of the present invention, fig. 2 is the embodiment of the present invention discloses a partial schematic view of a clamping device, fig. 3 is the embodiment of the present invention discloses a schematic view of a fixing base, fig. 4 is the embodiment of the present invention discloses a bottom schematic view of a clamping device, fig. 5 is the embodiment of the present invention discloses a schematic view of a first slider, fig. 6 is the embodiment of the present invention discloses a schematic view of a detection mechanism. As shown in fig. 1 to 6, the grip device for a cylinder of the present embodiment includes: fixing base 1, clamping jaw mechanism 2, actuating mechanism 3 and controller.
The fixed seat 1 is used for placing the needle cylinder 100, and when the needle cylinder 100 is placed, the needle cylinder 100 is placed in the middle of the fixed seat 1.
Clamping jaw mechanism 2 is equipped with two, and two clamping jaw mechanism 2 are mirror symmetry's setting on fixing base 1, are located fixing base 1's both sides, and clamping jaw mechanism 2 includes: a first slider 21 and a jaw 22.
The first sliding block 21 is slidably arranged on the top surface of the fixed seat 1, and the clamping jaws 22 are arranged on the front side and the rear side of the first sliding block 21. When the first sliding blocks 21 of the two clamping jaw mechanisms 2 approach each other, the clamping jaws 22 on the two first sliding blocks 21 cooperate with each other to clamp the needle cylinder 100 placed on the fixed seat 1.
The driving mechanism 3 is arranged on the fixed seat 1, and the driving mechanism 3 is respectively connected with the first sliding blocks 21 of the two clamping jaw mechanisms 2. The driving mechanism 3 drives the first sliding blocks 21 of the two clamping jaw mechanisms 2 to approach and/or depart from each other, and when the first sliding blocks 21 of the two clamping jaw mechanisms 2 approach each other, the clamping jaws 22 on the two first sliding blocks 21 are matched with each other to clamp the needle cylinder 100 placed on the fixed seat 1; when the first sliding blocks 21 of the two clamping jaw mechanisms 2 are far away from each other, the clamping jaws 22 on the two first sliding blocks 21 release the clamped needle cylinder 100 so as to take out the needle cylinder 100 from the fixed seat 1.
The controller is electrically connected with the driving mechanism 3, and the controller is used for controlling the opening and closing of the driving mechanism 3, namely controlling the approaching and/or the separating of the two first sliding blocks 21.
Through the above, it is not difficult to discover that the clamping device for cylinder of this embodiment, through setting up fixing base, actuating mechanism, controller and two clamping jaw mechanisms, two clamping jaw mechanisms are mirror symmetry's setting on the fixing base, and clamping jaw mechanism includes: the clamping jaw mechanism comprises a first sliding block and clamping jaws, wherein the first sliding block is arranged on a fixed seat in a sliding mode, the clamping jaws are arranged on two sides of the first sliding block, and a driving mechanism is arranged on the fixed seat and connected with the first sliding blocks of the two clamping jaw mechanisms respectively. The clamping device for the needle cylinder is controlled by the controller, the needle cylinder is placed on the fixed seat, the driving mechanism drives the first sliding blocks of the two clamping jaw mechanisms to mutually approach and separate, and when the first sliding blocks approach each other, the clamping jaws clamp the needle cylinder; when the first sliding block is far away from each other, the clamping jaw loosens the needle cylinder so as to take out the needle cylinder, the needle cylinder is convenient to fix and take out, and the quick replacement of the needle cylinder is realized.
Alternatively, as shown in fig. 2, 3 and 5, in the clamping device for a syringe in the present embodiment, the fixing base 1 includes: a base 11 and a support 12.
The middle of the top surface of the base 11 is provided with a rectangular projection 111 protruding upwards.
The supporting seat 12 is disposed on the top surface of the rectangular protrusion 111 of the base 11, and the top surface of the supporting seat 12 is arc-shaped. When the needle cylinder 100 is placed, it is placed on the circular arc top surface of the support base 12 to prevent the needle cylinder from rolling on the top surface of the support base 12.
The first sliding blocks 21 of the two clamping jaw mechanisms 2 are slidably arranged on the base 11 and are located on two sides of the rectangular convex block 111 and the supporting seat 12 in mirror symmetry, and when the two first sliding blocks 21 approach each other, the clamping jaws 22 on the first sliding blocks 21 clamp the needle cylinder 100 placed on the supporting seat 12.
Further, the gripping device for a cylinder in this embodiment further includes: a screw 41, a second slider 42 and a hexagonal nut 43.
The number of the screw rods 41 is two, and the two screw rods 41 are rotatably arranged on the base 11 through the bearing seats and are positioned on two sides of the supporting seat 12.
The middle part of the base 11 is provided with a transverse first sliding chute 112.
The number of the second sliding blocks 42 is two, the two second sliding blocks 42 are respectively slidably disposed in the first sliding grooves 112 of the base 11, and the two second sliding blocks 42 are respectively connected with the first sliding blocks 21 of the two gripper mechanisms 2.
The bottom of the first slider 21 is provided with a first clamping groove 211, the top of the second slider 42 is provided with a second clamping groove 421, the hexagonal nut 43 is engaged on the screw rod 41, and the hexagonal nut 43 is clamped in the first clamping groove 211 of the first slider 21 and the second clamping groove 421 of the second slider 42.
One end of the screw rod 41 is connected with the driving mechanism 3, the driving mechanism 3 drives the screw rod 41 to rotate, and when the screw rod 41 rotates, the first sliding block 21 and the second sliding block 42 are driven to slide along the first sliding groove 112 of the base 11, so that the first sliding blocks 21 of the two clamping jaw mechanisms 2 are close to and far away from each other, and the clamping jaws 22 of the two clamping jaw mechanisms 2 clamp or loosen a needle cylinder placed on the supporting seat 12.
Further, as shown in fig. 4, in the grip device for a cylinder in the present embodiment, the drive mechanism 3 includes: a servo motor 31, a driving pulley 32, a driven pulley 33 and a timing belt 34.
The driven pulley 33 is disposed on the base 11 in the middle of the rectangular projection 111 of the base 11.
The driving wheel 32 is sleeved on an output shaft of the servo motor 31, and the driving wheel 32 is in transmission connection with the driven wheel 33 through a synchronous belt 34.
The driven wheel 33 is connected with one end of two screw rods 41, the servo motor 31 drives the driving wheel 32 and the driven wheel 33 to rotate, and the driven wheel 33 drives the two screw rods 41 to rotate when rotating, so that the first sliding blocks 21 of the two clamping jaw mechanisms 2 are close to and far away from each other.
Further, in the clamping device for a needle cylinder in the embodiment, the driven wheel 33 of the driving mechanism 3 is connected with the screw rod 41 through the coupling 35, so that the screw rod 41 and the driven wheel 33 are conveniently connected and fixed.
Further, in the grip device for a cylinder of this embodiment, the bottom of the first slider 21 is provided with a second slide groove 212.
The top surface of the base 11 is provided with a guide block 113, the guide block 113 extends into the second sliding slot 212 of the first sliding block 21, and the side wall of the guide block 113 abuts against the side wall of the second sliding slot 212 of the first sliding block 21, so that the first sliding block 21 slides along the guide block 113 on the base 11.
Further, in the clamping device for a syringe in this embodiment, the fixing base 1 further includes: side panels 13.
The cylinder 100 is provided with a positioning plate 110.
The side plate 13 is arranged on one side of the base 11, and a positioning groove is formed between the side plate 13 and the side wall of the supporting seat 12. When the syringe 100 is placed, the positioning plate 110 of the syringe 100 is inserted into the positioning groove between the side plate 13 and the side wall of the supporting seat 12, so that the syringe 100 is positioned on the fixing seat 1.
Alternatively, as shown in fig. 5, in the clamping device for a syringe in this embodiment, the side wall of the first slider 21 of the clamping jaw mechanism 2 is provided with a first rubber buffer 213, and when the two first sliders 21 approach each other, the first rubber buffer 213 abuts against the rectangular protrusion 111 of the base 11.
The side wall of the clamping jaw 22 is provided with a second rubber cushion 221, and when the clamping jaw 22 clamps the needle cylinder 100, the second rubber cushion 221 is abutted against the needle cylinder.
Further, in the clamping device for the syringe in this embodiment, the clamping jaw 22 is provided with the mounting slot 2201, and one side of the second rubber cushion 221 is clamped in the mounting slot 2201 of the clamping jaw 22, so that the second rubber cushion 221 can be conveniently mounted and dismounted.
Further, as shown in fig. 2, 3, and 6, the clamping device for a syringe in the present embodiment further includes: and a detection mechanism 5.
The detection mechanism 5 includes: proximity sensor 51, spring 52 and moveable pin 53.
The rectangular projection 11 of the base 11 is provided with a step hole, and the supporting seat 12 is provided with a detection through hole corresponding to the step hole on the rectangular projection 111.
The middle of the movable pin 53 is provided with a fixed convex ring 531.
The movable pin 53 is inserted into the stepped hole of the rectangular protrusion 111 and the detection through hole of the support base 12, and the top end of the movable pin 53 protrudes out of the top surface of the support base 12.
The spring 52 is sleeved on the movable pin 53, the top end of the spring is abutted against the fixed convex ring 531 of the movable pin 53, and the bottom end of the spring is abutted against the step shoulder of the step hole of the rectangular convex block 111.
The proximity sensor 51 is disposed on the base 11, below the movable pin 52, and electrically connected to the controller.
In the embodiment, when the needle cylinder is placed in, the bottom of the needle cylinder abuts against the movable pin and then continuously pushes the movable pin downwards, the proximity sensor arranged below the movable pin sends an in-place signal of the injector to the controller after detecting that the movable pin reaches a preset position, and the controller receives the in-place signal of the needle cylinder and then controls the first sliding block to slide through the driving mechanism so as to clamp the needle cylinder; if the proximity sensor does not detect the movable pin, the needle cylinder is not placed in place, and an operator continuously presses the needle cylinder downwards to place the needle cylinder in place so as to ensure that subsequent actions of the equipment are smoothly carried out.
In the present application, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may be directly contacting the first feature or the second feature or indirectly contacting the first feature or the second feature through an intermediate.
Also, a first feature "on," "above," and "over" a second feature may mean that the first feature is directly above or obliquely above the second feature, or that only the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature may be directly under or obliquely under the first feature, or may simply mean that the first feature is at a lower level than the second feature.
In the description herein, reference to the description of the term "one embodiment," "some embodiments," "an example," "a specific example" or "some examples," or the like, means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above are not necessarily intended to refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples. Furthermore, various embodiments or examples and features of different embodiments or examples described in this specification can be combined and combined by one skilled in the art without contradiction.
Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention.
Claims (10)
1. A gripping device for a needle cylinder, characterized in that it comprises: the clamping device comprises a fixed seat, a driving mechanism, a controller and two clamping jaw mechanisms;
the fixed seat is used for placing the needle cylinder;
the two clamping jaw mechanisms are arranged on the fixed seat in a mirror symmetry manner;
the gripper mechanism includes: a first slide block and a clamping jaw;
the first sliding block is slidably arranged on the fixed seat, and the clamping jaws are arranged on two sides of the first sliding block;
the driving mechanism is arranged on the fixed seat and is respectively connected with the first sliding blocks of the two clamping jaw mechanisms, the driving mechanism is used for driving the first sliding blocks to mutually approach and depart from each other, and when the first sliding blocks approach each other, the clamping jaws are used for clamping a needle cylinder;
the controller is electrically connected with the driving mechanism and used for controlling the opening and closing of the driving mechanism.
2. A gripping device for syringes according to claim 1, characterised in that said fixed seat comprises: a base and a support seat;
the base is provided with a rectangular lug, the supporting seat is arranged on the rectangular lug, and the top surface of the supporting seat is arc-shaped and used for supporting the needle cylinder;
the two first sliding blocks are respectively arranged on two sides of the supporting seat.
3. The gripping device for a syringe according to claim 2, further comprising: the screw rod, the second sliding block and the hexagonal nut;
the screw rod is rotatably arranged on the base;
the base is provided with a first sliding groove, and the second sliding block is arranged in the first sliding groove in a sliding manner and is connected with the first sliding block;
the first sliding block is provided with a first clamping groove, the second sliding block is provided with a second clamping groove, the hexagonal nut is meshed with the screw rod, and the hexagonal nut is clamped in the first clamping groove and the second clamping groove;
the screw rod is connected with the driving mechanism, the driving mechanism is used for driving the screw rod to rotate, and the screw rod is used for enabling the first sliding blocks to be close to and far away from each other when rotating.
4. Gripping device for syringes according to claim 3, characterised in that said actuation mechanism comprises: the servo motor, the driving wheel, the driven wheel and the synchronous belt;
the servo motor and the driven wheel are arranged on the base, and the servo motor is electrically connected with the controller;
the driving wheel is arranged on an output shaft of the servo motor and connected with the driven wheel through the synchronous belt;
the driven wheel is connected with the screw rod.
5. Gripping apparatus for syringes according to claim 4, characterised in that the follower is connected to the screw by means of a coupling.
6. Gripping device for needle cylinders according to claim 2, characterized in that said first slider is provided with a second runner;
the base is provided with a guide block, the guide block is positioned in the second sliding groove and is abutted against the side wall of the second sliding groove, and the first sliding block slides along the guide block.
7. A gripping device for syringes according to claim 2, characterised in that said fixed seat further comprises: a side plate;
the needle cylinder is provided with a positioning plate;
the side plate is arranged on the base, a positioning groove is formed between the side plate and the supporting seat, and the positioning groove is used for inserting the positioning plate.
8. The clamping device for the needle cylinder according to claim 2, characterized in that the side wall of the first slider is provided with a first rubber cushion for abutting against the rectangular projection;
and a second rubber buffer pad is arranged on the side wall of the clamping jaw and is used for abutting against the needle cylinder.
9. A holding device for a needle cylinder as claimed in claim 8, wherein said holding jaw is provided with a mounting slot, and said second rubber cushion is snapped into said mounting slot.
10. The gripping device for a needle cylinder according to any one of claims 2 to 9, characterized by further comprising: a detection mechanism;
the rectangular bump is provided with a step hole, and the supporting seat is provided with a detection through hole;
the detection mechanism includes: a proximity sensor, a spring, and a movable pin;
a fixed convex ring is arranged in the middle of the movable pin;
the movable pin penetrates through the step hole and the detection through hole, and the top end of the movable pin protrudes out of the supporting seat and is used for abutting against the needle cylinder;
the spring is sleeved on the movable pin, the top end of the spring is abutted against the fixed convex ring, and the bottom end of the spring is abutted against the step shoulder of the step hole;
the proximity sensor is arranged on the base, located below the movable pin and electrically connected with the controller, and is used for sending a positioning signal to the controller when sensing that the movable pin reaches a preset position.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123294702.XU CN217162262U (en) | 2021-12-26 | 2021-12-26 | Clamping device for needle cylinder |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123294702.XU CN217162262U (en) | 2021-12-26 | 2021-12-26 | Clamping device for needle cylinder |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217162262U true CN217162262U (en) | 2022-08-12 |
Family
ID=82731519
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202123294702.XU Active CN217162262U (en) | 2021-12-26 | 2021-12-26 | Clamping device for needle cylinder |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217162262U (en) |
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2021
- 2021-12-26 CN CN202123294702.XU patent/CN217162262U/en active Active
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