CN218196931U - Local closing device of tube for medical instrument - Google Patents

Abstract

The utility model belongs to the technical field of medical instrument production, in particular to a local pipe closing-in device for medical instruments, which comprises a bearing plate, wherein the left side and the right side of the top of the bearing plate are respectively provided with a mounting frame and a first bottom plate, and a part of the mounting frame is fixedly connected with a second mounting plate; a bearing is embedded in the second mounting plate, a chuck sleeve is arranged in the bearing, and a spring chuck is arranged in the chuck sleeve; one end of the spring chuck, which faces the first cylinder, is connected with a hollow shaft, and one end of the hollow shaft is connected with the piston end of the first cylinder through a manual handle; a longitudinal moving mechanism is arranged between the first bottom plate and the bearing plate, the top of the first bottom plate is connected with a second bottom plate through the transverse moving mechanism, a three-jaw chuck is mounted at the top of the second bottom plate, a roller bearing is mounted on a jaw of the three-jaw chuck through a connecting shaft, and a roller is fixedly sleeved outside the roller bearing; the middle part of one side of a small bevel gear of the three-jaw chuck is fixedly connected with a large gear through a connecting shaft, and the top of the large gear is in meshed connection with a small gear.

Description

Local closing device of tube for medical instrument

Technical Field

The utility model relates to the technical field of medical instrument production, in particular to a local tube closing device for medical instruments.

Background

Some tubular medical instruments need to be locally closed in the production process, and the existing local tube closing device for the medical instruments is poor in use flexibility and cannot adjust the closing width and depth of the tubes.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a local binding off device of pipe for medical instrument to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: a local tube closing device for a medical instrument comprises a bearing plate, wherein a mounting frame and a first bottom plate are respectively arranged on the left side and the right side of the top of the bearing plate, a first mounting plate is fixedly connected to the top of the left side of the mounting frame, and a second mounting plate is fixedly connected to the top of the right side of the mounting frame; a first air cylinder is installed on one side of the first installation plate, a bearing is embedded in the second installation plate, a chuck sleeve is arranged in the bearing, and a spring chuck is arranged in the chuck sleeve; one end, facing the first cylinder, of the spring chuck is connected with a hollow shaft, and one end, far away from the spring chuck, of the hollow shaft is connected with the piston end of the first cylinder through a manual handle; a longitudinal moving mechanism is arranged between the first bottom plate and the bearing plate, the top of the first bottom plate is connected with a second bottom plate through a transverse moving mechanism, a three-jaw chuck is mounted at the top of the second bottom plate, a roller bearing is mounted on a jaw of the three-jaw chuck through a connecting shaft, and a roller is fixedly sleeved outside the roller bearing; the top meshing of gear wheel is connected with the pinion through the connecting axle rigid coupling in one side middle part of the little bevel gear of three-jaw chuck, one side mid-rotation of pinion installs the calibrated scale, and the fixed plate is installed to one side of calibrated scale, the bottom of fixed plate and the top rigid coupling of second bottom plate.

Preferably, the manual handle is in threaded connection with the piston end of the first cylinder and the chuck sleeve.

Preferably, actuating mechanism is installed to the bottom of mounting bracket, actuating mechanism includes the motor mounting bracket, and the motor is installed to one side of motor mounting bracket, and the output of motor passes motor mounting bracket and rigid coupling belt pulley, and the belt pulley is connected with the synchronizing wheel through the synchronizing wheel area, and the synchronizing wheel cover is established in the outside of hollow shaft.

Preferably, the longitudinal moving mechanism comprises two longitudinal linear guide rails, a bolt and nut positioning block and a second cylinder mounting plate; the two longitudinal linear guide rails are correspondingly and fixedly connected to the top of the bearing plate, longitudinal sliding grooves are formed in the tops of the two longitudinal linear guide rails in a sliding mode, and the tops of the longitudinal sliding grooves are fixedly connected to the bottom of the first bottom plate; bolt and nut locating piece and second cylinder mounting panel set up the side around first bottom plate respectively, bolt and nut locating piece rigid coupling is at the top of loading board, install the second cylinder on the second cylinder mounting panel, the piston end of second cylinder passes the second cylinder mounting panel and is connected with first bottom plate.

Preferably, the transverse moving mechanism comprises two mounting blocks, a first bolt and nut stop block and a stopper rod which are correspondingly arranged left and right; a screw rod is rotatably connected between the two mounting blocks and spirally penetrates through the second bottom plate; a handle wheel is arranged on one side of the right mounting block, which is far away from the three-jaw chuck, and the middle part of one side of the handle wheel is fixedly connected with one end of the screw rod through a rotating shaft; a transverse linear sliding rail is arranged between the two mounting blocks and on the front side and the rear side of the screw rod, and is connected with the bottom of the second bottom plate in a sliding manner; the bottom of the first bolt and nut stop block is fixedly connected to the top of the first bottom plate, and the stopper rod is arranged between the first bolt and nut stop block and the second bottom plate; and a second bolt and nut stop block is arranged on the mounting block on the left side corresponding to the second bottom plate.

Preferably, a handle is installed on one side, far away from the three-jaw chuck, of the large gear.

Preferably, a mandrel penetrates through the middle of the three-jaw chuck movably, one end, far away from the spring chuck, of the mandrel is connected with a mandrel bearing, one end, far away from the mandrel, of the mandrel bearing is connected with a mandrel bearing seat, and the bottom of the mandrel bearing seat is fixedly connected to the top of the second bottom plate.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the utility model discloses a cooperation of first cylinder, hollow shaft, chuck cover, collet chuck, manual handle etc. is used, can press from both sides tight fixedly to the product pipe, and the product pipe can round trip movement in the hollow shaft, and then can adapt to the pipe of different length of same money, uses comparatively nimble, convenient.

2. The utility model can align the center of the core rod to the center of the product pipe by the matching use of the second cylinder, the second bottom plate, the longitudinal linear guide rail, the longitudinal sliding chute, the bolt and nut positioning block and the like; the core rod can be inserted into the center of a product pipe by matching the hand wheel, the screw rod, the transverse linear slide rail, the first bolt and nut stop block, the stopper rod, the second bolt and nut stop block, the mounting block and the like; the closing width of the tube can be controlled by rotating the handle wheel and the gap between the first bolt and nut stop block and the stopper rod.

3. The utility model discloses a handle drives the gear wheel and rotates, and the gear wheel drives pinion rotation, and the pinion drives the calibrated scale and rotates to tighten up three gyro wheel simultaneously, make gyro wheel and product pipe contact, and can control the pipe degree of depth that closes up through the calibrated scale.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention;

fig. 2 is a schematic structural view of the second cylinder of the present invention during operation;

FIG. 3 is a schematic structural view of the roller of the present invention when it is not tightened;

fig. 4 is a schematic structural view of the roller of the present invention when it is tightened.

In the figure: 1. a carrier plate; 2. a mounting frame; 3. a first base plate; 4. a first mounting plate; 5. a second mounting plate; 6. a first cylinder; 7. a bearing; 8. a clip sleeve; 9. a collet chuck; 10. a hollow shaft; 11. a manual handle; 12. a motor mounting bracket; 13. a motor; 14. a timing belt; 15. a synchronizing wheel; 16. a second base plate; 17. a three-jaw chuck; 18. a roller bearing; 19. a roller; 20. a bull gear; 21. a pinion gear; 22. a dial scale; 23. a fixing plate; 24. a longitudinal linear guide rail; 25. a longitudinal chute; 26. a bolt and nut positioning block; 27. a second cylinder mounting plate; 28. a second cylinder; 29. mounting blocks; 30. a screw rod; 31. a handle wheel; 32. a transverse linear slide rail; 33. a first bolt and nut stop block; 34. a stopper rod; 35. a second bolt and nut stop block; 36. a handle; 37. a core rod; 38. a mandrel bearing; 39. and (5) bearing seats of the core rods.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

In the description of the present invention, it should be noted that the terms "vertical", "upper", "lower", "horizontal", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and thus should not be construed as limiting the present invention.

In the description of the present invention, it should also be noted that, unless otherwise explicitly specified or limited, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

Referring to fig. 1-4, the present invention provides a technical solution: a local tube closing device for a medical instrument comprises a bearing plate 1, wherein a mounting frame 2 and a first bottom plate 3 are respectively arranged on the left side and the right side of the top of the bearing plate 1, a first mounting plate 4 is fixedly connected to the top of the left side of the mounting frame 2, and a second mounting plate 5 is fixedly connected to the top of the right side of the mounting frame 2; a first air cylinder 6 is arranged on one side of the first mounting plate 4, and when the first air cylinder 6 is connected with a hollow shaft 10 through a manual handle 11, a spring chuck 9 can be driven to move backwards to clamp and fix a pipe; a bearing 7 is embedded in the second mounting plate 5, a chuck sleeve 8 is arranged in the bearing 7, and a spring chuck 9 is arranged in the chuck sleeve 8; one end of the spring chuck 9 facing the first cylinder 6 is connected with a hollow shaft 10, and one end of the hollow shaft 10 far away from the spring chuck 9 is connected with the piston end of the first cylinder 6 through a manual handle 11; a longitudinal moving mechanism is arranged between the first bottom plate 3 and the bearing plate 1, the top of the first bottom plate 3 is connected with a second bottom plate 16 through a transverse moving mechanism, a three-jaw chuck 17 is mounted at the top of the second bottom plate 16, a roller bearing 18 is mounted on a jaw of the three-jaw chuck 17 through a connecting shaft, a roller 19 is fixedly sleeved outside the roller bearing 18, and a cutter is arranged on the outer side surface of the roller 19 and used for closing up a pipe; three-jaw chuck 17's bevel pinion's one side middle part has gear wheel 20 through the connecting axle rigid coupling, and gear wheel 20's top meshing is connected with pinion 21, one side middle part of pinion 21 rotates installs calibrated scale 22, and fixed plate 23 is installed to one side of calibrated scale 22, the bottom of fixed plate 23 and the top rigid coupling of second bottom plate 16, the top of fixed plate 23 is equipped with the mark line, and the mark line corresponds with "0" scale of calibrated scale 22 for judge calibrated scale 22's rotation amount, and then can control the mouth of pipe binding off degree of depth.

Furthermore, the manual handle 11 is in threaded connection with the piston end of the first cylinder 6 and the collet sleeve 8.

Furthermore, a driving mechanism is installed at the bottom of the installation frame 2, the driving mechanism comprises a motor installation frame 12, a motor 13 is installed on one side of the motor installation frame 12, the output end of the motor 13 penetrates through the motor installation frame 12 and is fixedly connected with a belt pulley, the belt pulley is connected with a synchronizing wheel 15 through a synchronizing wheel belt 14, the synchronizing wheel 15 is sleeved outside the hollow shaft 10, the synchronizing wheel 15 is movably sleeved outside the hollow shaft 10, a sleeve is fixedly connected to one side, facing the manual handle 11, of the synchronizing wheel 15, and the sleeve can be in threaded connection with the manual handle 11; one end of the manual handle 11 is a small-diameter pipe, the other end of the manual handle is a large-diameter pipe, the small-diameter pipe is used for being connected with the piston end of the first air cylinder 6, the large-diameter pipe is used for being connected with a sleeve, and when the large-diameter pipe is connected with the sleeve, the synchronizing wheel 15 and the hollow shaft 10 can be fixedly connected together, so that the hollow shaft 10 can be driven to rotate through the synchronizing wheel 15.

Further, the longitudinal moving mechanism comprises two longitudinal linear guide rails 24, a bolt and nut positioning block 26 and a second cylinder mounting plate 27; the two longitudinal linear guide rails 24 are correspondingly and fixedly connected to the top of the bearing plate 1, the top of the two longitudinal linear guide rails 24 is provided with a longitudinal sliding chute 25 in a sliding manner, and the top of the longitudinal sliding chute 25 is fixedly connected to the bottom of the first bottom plate 3; the bolt and nut positioning block 26 and the second cylinder mounting plate 27 are respectively arranged at the front side and the rear side of the first bottom plate 3, the bolt and nut positioning block 26 is fixedly connected to the top of the bearing plate 1, the second cylinder mounting plate 27 is provided with the second cylinder 28, and the piston end of the second cylinder 28 penetrates through the second cylinder mounting plate 27 and is connected with the first bottom plate 3.

Further, the transverse moving mechanism comprises two mounting blocks 29, a first bolt and nut stop block 33 and a stopper rod 34 which are arranged left and right correspondingly; a screw rod 30 is rotatably connected between the two mounting blocks 29, and the screw rod 30 is spirally arranged through the second bottom plate 16; a handle wheel 31 is arranged on one side of the right mounting block 29 away from the three-jaw chuck 17, and the middle part of one side of the handle wheel 31 is fixedly connected with one end of the screw rod 30 through a rotating shaft; a transverse linear slide rail 32 is arranged between the two mounting blocks 29 at the front side and the rear side of the screw rod 30, and the transverse linear slide rail 32 is connected with the bottom of the second bottom plate 16 in a sliding manner; the bottom of the first bolt and nut stop block 33 is fixedly connected to the top of the first bottom plate 3, and the stopper rod 34 is arranged between the first bolt and nut stop block 33 and the second bottom plate 16; a second bolt and nut stop block 35 is mounted on the left side of the mounting block 29 corresponding to the second bottom plate 16.

Further, a handle 36 is installed on one side of the bull gear 20 away from the three-jaw chuck 17, so as to drive the bull gear 20 to rotate.

Furthermore, a mandrel 37 is movably penetrated through the middle part of the three-jaw chuck 17, a mandrel bearing 38 is connected to one end of the mandrel 37 away from the collet chuck 9, a mandrel bearing seat 39 is connected to one end of the mandrel bearing 38 away from the mandrel 37, and the bottom of the mandrel bearing seat 39 is fixedly connected to the top of the second base plate 16.

The working principle is as follows: when the pipe crimping tool is used, the manual handle 11 can be in threaded connection with the first air cylinder 6 by rotating, so that the piston end of the first air cylinder 6 can be connected with the hollow shaft 10, then a product pipe is placed into the spring chuck 9, one end of the product pipe is inserted into the hollow shaft 10, the insertion depth can be adjusted to the crimping position of the product pipe, the pipe crimping tool can adapt to pipes of different types and different lengths, and the pipe crimping tool is flexible and convenient to use; then, starting the first air cylinder 6, pulling the spring chuck 9 to move backwards by the piston end of the first air cylinder 6 through the hollow shaft 10, tightening the spring chuck 9 in the chuck sleeve 8 so as to clamp and fix the pipe, and detaching the manual handle 11 from the first air cylinder 6 after clamping and fixing so as to enable the hollow shaft 10 to rotate under the driving of the synchronizing wheel 15; then, the second cylinder 28 is started, the piston end of the second cylinder 28 pushes the first bottom plate 3 to move, the longitudinal sliding groove 25 slides along the longitudinal linear guide rail 24 in a guiding manner, the center of the core rod 37 is aligned with the center of the product pipe, and the first bottom plate 3 is positioned through the bolt and nut positioning block 26; then, the hand wheel 31 drives the screw rod 30 to rotate, when the screw rod 30 rotates, the second bottom plate 16 can move along the transverse linear slide rail 32, the core rod 37 is inserted into the pipe, the second bottom plate 16 is positioned through the stopper rod 34 and the first bolt and nut stop block 33, and the closing width of the pipe can be controlled by rotating the hand wheel 31 and through the gap between the first bolt and nut stop block 33 and the stopper rod 34; then, the large gear 20 is driven to rotate through the handle 36, the large gear 20 drives the small gear 21 meshed with the large gear to rotate, the small gear 21 drives the dial 22 to rotate, and meanwhile, the three rollers 19 are simultaneously tightened under the driving of the jaws of the three-jaw chuck 17, so that the rollers 19 are in contact with a product pipe, the pipe closing-up depth can be controlled through the scales of the dial 22, the operation is simple, the use is flexible, and the use requirements of people are met; when closing up, the motor 13 is started, the output end of the motor drives the synchronizing wheel 15 to rotate through the belt pulley and the synchronizing wheel belt 14, the synchronizing wheel 15 drives the collet chuck 9 to rotate through the hollow shaft 10, the collet chuck 9 drives the tube rotor, the core rod 37 in the tube rotates through the core rod bearing 38, the tube can be ensured to stably rotate, and the closing up is carried out under the action of the feed of the roller 19 in the rotating process.

It is worth noting that: the whole device realizes control over the device through the master control button, and the device matched with the control button is common equipment, belongs to the existing mature technology, and is not repeated for the electrical connection relation and the specific circuit structure.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims (7)

1. The local tube necking device for the medical instrument is characterized by comprising a bearing plate (1), wherein the left side and the right side of the top of the bearing plate (1) are respectively provided with a mounting frame (2) and a first bottom plate (3), the top of the left side of the mounting frame (2) is fixedly connected with a first mounting plate (4), and the top of the right side of the mounting frame (2) is fixedly connected with a second mounting plate (5); a first cylinder (6) is installed on one side of the first installation plate (4), a bearing (7) is embedded in the second installation plate (5), a chuck sleeve (8) is arranged in the bearing (7), and a spring chuck (9) is arranged in the chuck sleeve (8); one end, facing the first cylinder (6), of the spring chuck (9) is connected with a hollow shaft (10), and one end, far away from the spring chuck (9), of the hollow shaft (10) is connected with the piston end of the first cylinder (6) through a manual handle (11); a longitudinal moving mechanism is arranged between the first bottom plate (3) and the bearing plate (1), the top of the first bottom plate (3) is connected with a second bottom plate (16) through a transverse moving mechanism, a three-jaw chuck (17) is installed at the top of the second bottom plate (16), a roller bearing (18) is installed on a jaw of the three-jaw chuck (17) through a connecting shaft, and a roller (19) is fixedly sleeved outside the roller bearing (18); one side middle part of the small bevel gear of the three-jaw chuck (17) is provided with a gear wheel (20) through a connecting shaft fixedly connected, the top of the gear wheel (20) is meshed with a pinion (21), one side middle part of the pinion (21) is rotatably provided with a dial (22), one side of the dial (22) is provided with a fixing plate (23), and the bottom of the fixing plate (23) is fixedly connected with the top of the second bottom plate (16).

2. The device for partial tube crimping according to claim 1, wherein: the manual handle (11) is in threaded connection with the piston end of the first cylinder (6) and the chuck sleeve (8).

3. The device for partial tube crimping according to claim 1, wherein: actuating mechanism is installed to the bottom of mounting bracket (2), actuating mechanism includes motor mounting bracket (12), and motor (13) are installed to one side of motor mounting bracket (12), and motor mounting bracket (12) and rigid coupling belt pulley are passed to the output of motor (13), and the belt pulley is connected with synchronizing wheel (15) through synchronizing wheel area (14), and synchronizing wheel (15) cover is established in the outside of hollow shaft (10).

4. The device for partial tube crimping according to claim 1, wherein: the longitudinal moving mechanism comprises two longitudinal linear guide rails (24), a bolt and nut positioning block (26) and a second air cylinder mounting plate (27); the two longitudinal linear guide rails (24) are correspondingly and fixedly connected to the top of the bearing plate (1), longitudinal sliding grooves (25) are arranged on the tops of the two longitudinal linear guide rails (24) in a sliding mode, and the tops of the longitudinal sliding grooves (25) are fixedly connected to the bottom of the first bottom plate (3); bolt and nut locating piece (26) and second cylinder mounting panel (27) set up the side around first bottom plate (3) respectively, bolt and nut locating piece (26) rigid coupling is at the top of loading board (1), install second cylinder (28) on second cylinder mounting panel (27), the piston end of second cylinder (28) passes second cylinder mounting panel (27) and is connected with first bottom plate (3).

5. The device for partial tube crimping according to claim 1, wherein: the transverse moving mechanism comprises two mounting blocks (29) which are correspondingly arranged left and right, a first bolt and nut stop block (33) and a stopper rod (34); a screw rod (30) is rotatably connected between the two mounting blocks (29), and the screw rod (30) is spirally arranged through the second bottom plate (16); a handle wheel (31) is arranged on one side of the right mounting block (29) far away from the three-jaw chuck (17), and the middle part of one side of the handle wheel (31) is fixedly connected with one end of the screw rod (30) through a rotating shaft; transverse linear sliding rails (32) are arranged between the two mounting blocks (29) on the front side and the rear side of the screw rod (30), and the transverse linear sliding rails (32) are connected with the bottom of the second bottom plate (16) in a sliding manner; the bottom of the first bolt and nut stop block (33) is fixedly connected to the top of the first bottom plate (3), and the stopper rod (34) is arranged between the first bolt and nut stop block (33) and the second bottom plate (16); and a second bolt and nut stop block (35) is arranged on the mounting block (29) on the left side corresponding to the second bottom plate (16).

6. The device for partial tube crimping according to claim 1, wherein: and a handle (36) is arranged on one side of the bull gear (20) far away from the three-jaw chuck (17).

7. The device for partial tube crimping according to claim 1, wherein: a core rod (37) penetrates through the middle of the three-jaw chuck (17) in a movable mode, one end, far away from the spring chuck (9), of the core rod (37) is connected with a core rod bearing (38), one end, far away from the core rod (37), of the core rod bearing (38) is connected with a core rod bearing seat (39), and the bottom of the core rod bearing seat (39) is fixedly connected to the top of the second bottom plate (16).

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