Rotatable clamping device for observing thread-shaped object

Abstract

The utility model provides a rotatable clamping device for observing a linear object, which comprises two groups of rotating clamps, two ends of the linear object are respectively clamped and fixed through the two groups of rotating clamps, and the linear object can be driven by the two groups of rotating clamps to rotate; the rotating clamp comprises a main plate, a hand wheel, a wire passing pipe and a clamp assembly, and the hand wheel can rotate relative to the main plate; the main plate is provided with a central through hole, one end of the wire passing pipe is fixedly connected with the hand wheel, and the other end of the wire passing pipe penetrates through the central through hole of the main plate, extends to the other side of the main plate and is connected with the clamp assembly. The device is further provided with a first damping mechanism and a second damping mechanism, the barb suture line can be stopped at any angle, and the to-be-observed thread object is prevented from actively rotating. The 360-degree angle measuring device can rotate under the driving of the two groups of rotating clamps, 360-degree observation and measurement of a measured object can be realized, the angle can be accurately controlled through the hand wheel, the working efficiency is improved, the measurement accuracy is also improved, the operation is convenient, and the practicability is strong.

Description

TECHNICAL FIELD

[0001] The utility model belongs to medical instrument technical field, concretely relates to a rotatable clamping device for linear object observation. BACKGROUND

[0002] During the production process of barbed suture, the shape of barb needs to be observed and the size needs to be measured under an electron microscope. If the shape and size of barb do not meet the requirements, the production machine needs to be corrected. However, barbs are distributed in a spiral manner on the suture, which requires the observer to constantly rotate the barbed suture during observation and measurement. This process requires precise control of the rotation angle, which is difficult to operate.

[0003] Currently, there is no device for rotating barbed suture on the market. The existing common methods are to directly fix the barbed suture with both hands or to fix the barbed suture at both ends with a weight. Both methods are difficult to achieve precise control of the rotation angle, greatly affecting work efficiency.

[0004] Therefore, the utility model provides a rotatable clamping device for linear object observation to solve the above problems. UTILITY MODEL CONTENTS

[0005] The utility model aims at the shortage of prior art, provides a rotatable clamping device for linear object observation, can realize 360 DEG observation of linear object, to improve the efficiency and accuracy of observation and measurement of barbed suture size.

[0006] In order to realize the above technical purpose, the utility model adopts the following technical scheme:

[0007] The utility model provides a rotatable clamping device for linear object observation, which includes two groups of rotating clamps, the two ends of linear object are clamped and fixed through the two groups of rotating clamps respectively, and can rotate under the driving of the two groups of rotating clamps, the rotating clamp includes a main plate, a hand wheel, a wire tube and a clamp assembly, the hand wheel is distributed on one side of the main plate, and the hand wheel can rotate relative to the main plate, the main plate is provided with a center through hole, one end of the wire tube is fixedly connected with the hand wheel, the other end passes through the center through hole of the main plate and extends to the other side of the main plate and is connected with the clamp assembly, and the clamp assembly is used for clamping the linear object to be observed.

[0008] Further, at least one set of first damping mechanism is arranged; the first damping mechanism comprises a first ball, a first spring and a first adjusting screw; the main plate is provided with a radial channel consistent with the number of the first damping mechanism; the radial channel is provided with internal threads, the threaded segment of the first adjusting screw is threadedly connected with the radial channel, and the first adjusting screw is distributed outside the radial channel; the first ball and the first spring are arranged in the radial channel, and the two ends of the first spring are connected with the first adjusting screw and the first ball respectively; the radial channel and the central through hole are in communication with each other, and the first ball can pass through the radial channel and partially enter the central through hole to contact the wire tube.

[0009] Further, at least one set of second damping mechanism is arranged; the second damping mechanism comprises a second ball, a second spring and a second adjusting screw; the hand wheel is provided with an axial channel consistent with the number of the second damping mechanism; the axial channel is provided with internal threads, the threaded segment of the second adjusting screw is threadedly connected with the axial channel, and the second adjusting screw is distributed outside the axial channel; the second ball and the second spring are arranged in the axial channel, and the two ends of the second spring are connected with the second adjusting screw and the second ball respectively; the second ball can pass through the axial channel and contact the main plate.

[0010] Further, the clamp assembly comprises a chuck and a locking sleeve; the chuck is hollow inside, one end of the chuck is fixedly connected with the wire tube, and the other end is provided with a plurality of elastic clamping pieces; the locking sleeve is detachably sleeved outside the chuck and threadedly connected with the wire tube; one end of the locking sleeve away from the wire tube is provided with a through hole for the wire-shaped object to pass through; during the tightening process of the locking sleeve and the wire tube, the elastic clamping pieces of the chuck shrink inward, so as to clamp the measured wire-shaped object.

[0011] Further, the wire tube is provided with a wire passing channel for the wire-shaped object to pass through, and the wire-shaped object can pass through the wire passing channel and enter the clamp assembly and be clamped and fixed by the clamp assembly.

[0012] Further, a support bottom plate is arranged, and the main plate is fixedly installed on the support bottom plate.

[0013] Further, a rectangular groove is arranged on the support bottom plate, and the main plate is fixedly installed in the rectangular groove.

[0014] Further, a clamping spring is arranged, and the wire tube is axially limited by the clamping spring.

[0015] Further, the two sets of rotating clamps are arranged in mirror symmetry.

[0016] Further, the two sets of rotating clamps are fixedly installed on the moving surface of the ball screw and linearly move through the ball screw.

[0017] The utility model discloses a beneficial effect:

[0018] (1) the utility model sets up two groups of rotary clamp of pair use, and the linear object both ends respectively through two groups of rotary clamp clamping fixed, can rotate under the drive of two groups of rotary clamp, can realize 360 degrees observation and measurement to the measured object,

[0019] (2) the utility model sets up first damping mechanism and second damping mechanism, when observing and measuring barbed suture, can stop barbed suture at any angle, prevent the initiative rotation of the linear object to be observed,

[0020] (3) the utility model can realize the accurate control to angle through hand wheel, improves work efficiency and also improved the accuracy of measurement, and the device simple structure, convenient operation, strong practicality. DRAWINGS:

[0021] Figure 1 It is the whole structure schematic diagram of single group rotary clamp of the utility model embodiment,

[0022] Figure 2 It is the assembly schematic diagram of single group rotary clamp of the utility model embodiment,

[0023] Figure 3 It is the first damping mechanism in mainboard of the utility model embodiment schematic diagram,

[0024] Figure 4 It is the second damping mechanism in hand wheel of the utility model embodiment schematic diagram,

[0025] Figure 5 It is the clamp assembly schematic diagram of the utility model embodiment,

[0026] Figure 6 It is the single group rotary clamp sectional view of the utility model embodiment,

[0027] Figure 7 It is the two groups of rotary clamp application schematic diagram of the utility model embodiment,

[0028] Figure 8 It is the rotary clamp collocation ball screw application schematic diagram of the utility model embodiment,

[0029] Figure 9 It is the barbed suture to be observed of the utility model embodiment schematic diagram,

[0030] The mark in drawing is:

[0031] 1-supporting bottom plate; 2-main plate; 3-thread tube; 4-hand wheel; 5-clamp spring; 6-chuck; 7-locking sleeve; 8-first ball; 9-first spring; 10-first adjusting screw; 11-second ball; 12-second spring; 13-second adjusting screw. DETAILED DESCRIPTION

[0032] In order to make the purpose, technical scheme and advantages of the embodiments of the utility model clearer, the technical scheme in the embodiments of the utility model will be clearly and completely described below in combination with the drawings in the embodiments of the utility model. Obviously, the described embodiments are part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of protection of the utility model.

[0033] Embodiment 1

[0034] With reference to Figures 1-9 , the utility model embodiment provides a rotatable clamping device for barbed suture observation, including two groups of rotary clamps, two groups of rotary clamps mirror image symmetry are arranged. The two ends of the barbed suture to be observed are clamped and fixed through two groups of rotary clamps respectively, and can be rotated under the driving of two groups of rotary clamps.

[0035] Specifically, with reference to Figures 1-2 , the rotary clamp includes supporting bottom plate 1, main plate 2, hand wheel 4, thread tube 3 and clamp assembly, the supporting bottom plate 1 is provided with rectangular slot, and the main plate 2 is fixedly installed in the rectangular slot.

[0036] Hand wheel 4 is distributed at one side of main plate 2, and hand wheel 4 can rotate relative to main plate 2. Main plate 2 is provided with a center through hole, one end of thread tube 3 is fixedly connected with hand wheel 4, the other end passes through the center through hole of main plate 2 and extends to the other side of main plate 2 and is connected with clamp assembly. The clamp assembly is used for clamping the line-shaped object to be observed.

[0037] Thread tube 3 is provided with a thread passage for barbed suture, and barbed suture can pass through the thread passage and enter the clamp assembly and be clamped and fixed by the clamp assembly. The thread tube 3 is axially limited by clamp spring 5.

[0038] When applied, two groups of rotary clamps are mirror image symmetry arranged and placed under the electron microscope. The two ends of the barbed suture to be observed are clamped and fixed by two groups of clamp assemblies. When the length of the barbed suture to be observed is too long, it can pass through the thread tube 3. Rotate two hand wheels 4, and hand wheel 4 drives thread tube 3 to rotate, and then drives the barbed suture to be observed to rotate, so that 360-degree observation and measurement of the measured object can be realized.

[0039] Embodiment 2

[0040] The main structure of the embodiment is the same as that of Embodiment 1, except that three groups of first damping mechanisms are further arranged in the embodiment.

[0041] Specifically, referring to Figure 3 In the embodiment, the first damping mechanism comprises a first ball 8, a first spring 9 and a first adjusting screw 10. The main plate 2 is provided with three groups of radial channels, which are uniformly distributed. The radial channels are provided with internal threads, and the threaded section of the first adjusting screw 10 is threadedly connected with the radial channels, and the first adjusting screw 10 is distributed outside the radial channels. The first ball 8 and the first spring 9 are arranged in the radial channels, and the two ends of the first spring 9 are respectively connected with the first adjusting screw 10 and the first ball 8. The radial channels and the central through hole are in communication with each other, and the first ball 8 can pass through the radial channels and partially enter the central through hole to contact the wire passing tube 3.

[0042] In application, the first adjusting screw 10 is screwed, the first adjusting screw 10 moves towards the inside of the radial channel, thereby driving the first spring 9 to move, so that the first ball 8 contacts the wire passing tube 3 and generates pressure on it, realizing the damping effect. The device can ensure that the barb suture does not actively rotate during rotation.

[0043] Embodiment 3

[0044] The main structure of the embodiment is the same as that of Embodiment 2, except that three groups of second damping mechanisms are further arranged in the embodiment.

[0045] Specifically, referring to Figure 4 In the embodiment, the second damping mechanism comprises a second ball 11, a second spring 12 and a second adjusting screw 13. The hand wheel 4 is provided with three groups of axial channels, which are uniformly distributed. The axial channels are provided with internal threads, and the threaded section of the second adjusting screw 13 is threadedly connected with the axial channels, and the second adjusting screw 13 is distributed outside the axial channels. The second ball 11 and the second spring 12 are arranged in the axial channels, and the two ends of the second spring 12 are respectively connected with the second adjusting screw 13 and the second ball 11. The second ball 11 can pass through the axial channels and contact the main plate 2.

[0046] In application, the second adjusting screw 13 is screwed, the second adjusting screw 13 moves towards the inside of the axial channel, thereby driving the second spring 12 to move, so that the second ball 11 contacts the main plate 2 and generates pressure on it, realizing the damping effect. On the one hand, the structure can supplement the damping effect, and on the other hand, it can prevent the wire passing tube 3 from moving axially.

[0047] Embodiment 4

[0048] The main body structure of the embodiment is the same as that of embodiment 3, with the difference that the structure of the clamp assembly is described in detail in the embodiment.

[0049] Specifically, referring to Figure 5 In the embodiment, the clamp assembly comprises a clamp head 6 and a locking sleeve 7.

[0050] The clamp head 6 is hollow inside, one end of the clamp head 6 is fixedly connected with the wire tube 3, and the other end is provided with a plurality of elastic clamping pieces. The locking sleeve 7 is detachably sleeved outside the clamp head 6 and is threadedly connected with the wire tube 3. The end of the locking sleeve 7 away from the wire tube 3 is provided with a through hole for the passage of the linear object.

[0051] In application, the barbed suture is placed in the elastic clamping piece. If the barbed suture is too long, it can be threaded through the wire tube 3, and then the locking sleeve 7 is threadedly connected with the wire tube 3. In the process of tightening the locking sleeve 7 and the wire tube 3, the elastic clamping pieces of the clamp head 6 shrink inwardly and close, thereby clamping and fixing the barbed suture. At this time, the hand wheel 4 is rotated, and the barbed suture to be observed will be rotated together.

[0052] Embodiment 5

[0053] The main body structure of the embodiment is the same as that of embodiment 4, with the difference that the embodiment is further provided with a ball screw assembly. Two sets of rotating clamps are fixedly installed on the moving surface of the ball screw and are linearly moved through the ball screw.

[0054] The rotating clamp is used together with the ball screw in the embodiment, which facilitates the axial movement of the barbed suture to be observed, and other parts, such as Figure 8 , are observed.

[0055] The above is only a preferred embodiment of the utility model, and the protection scope of the utility model is not limited to the above-mentioned embodiments. Any technical solution falling within the concept of the utility model belongs to the protection scope of the utility model. It should be noted that, for ordinary technical personnel in the technical field, some improvements and decorations without departing from the principle of the utility model are considered as the protection scope of the utility model.

Claims

1. A rotatable clamping device for observing linear objects, characterized in that: It includes two sets of rotating clamps, and the ends of the linear object are clamped and fixed by the two sets of rotating clamps respectively, and can rotate under the drive of the two sets of rotating clamps; The rotating fixture comprises a main board (2), a hand wheel (4), a wire passing tube (3) and a fixture assembly; The handwheel (4) is distributed on one side of the main board (2), and the handwheel (4) can rotate relative to the main board (2); the main board (2) is provided with a central through hole, one end of the wire tube (3) is fixedly connected to the handwheel (4), and the other end passes through the central through hole of the main board (2) and extends to the other side of the main board (2), and is connected to the clamp assembly; the clamp assembly is used to clamp the linear object to be observed.

2. The rotatable clamping device for observing linear objects according to claim 1, characterized in that: At least one first damping mechanism is also provided; The first damping mechanism comprises a first marble (8), a first spring (9) and a first adjusting screw (10); the main board (2) is provided with radial channels having the same number as the first damping mechanism; The radial channel is provided with an internal thread, the threaded section of the first adjusting screw (10) is threadedly connected to the radial channel, and the first adjusting screw (10) is distributed outside the radial channel; the first marble (8) and the first spring (9) are both arranged in the radial channel, and the two ends of the first spring (9) are respectively connected to the first adjusting screw (10) and the first marble (8); The radial channel and the central through hole are communicated with each other, and the first marble (8) can pass through the radial channel and partially enter the central through hole to contact the wire passing tube (3).

3. The rotatable clamping device for observing linear objects according to claim 1, characterized in that: At least one second damping mechanism is also provided; The second damping mechanism comprises a second marble (11), a second spring (12) and a second adjusting screw (13); the hand wheel (4) is provided with axial channels having the same number as the second damping mechanism; The axial channel is provided with an internal thread, the threaded section of the second adjusting screw (13) is threadedly connected to the axial channel, and the second adjusting screw (13) is distributed outside the axial channel; the second marble (11) and the second spring (12) are both arranged in the axial channel, and the two ends of the second spring (12) are respectively connected to the second adjusting screw (13) and the second marble (11); the second marble (11) can pass through the axial channel and contact the main board (2).

4. The rotatable clamping device for observing linear objects according to claim 1, characterized in that: The clamp assembly comprises a clamp (6) and a locking sleeve (7); The chuck (6) is hollow inside, one end of the chuck (6) is fixedly connected to the wire tube (3), and the other end is provided with a plurality of elastic clips; the locking sleeve (7) is detachably sleeved on the outside of the chuck (6) and is threadedly connected to the wire tube (3); the end of the locking sleeve (7) away from the wire tube (3) is provided with a through hole for the passage of a linear object; when the locking sleeve (7) and the wire tube (3) are tightened, the elastic clips of the chuck (6) contract inwardly, thereby clamping the linear object to be measured.

5. The rotatable clamping device for observing linear objects according to claim 1, characterized in that: A wire passage for a wire-like object to pass through is provided in the wire-passing tube (3); the wire-like object can pass through the wire passage and enter the clamp assembly, and be clamped and fixed by the clamp assembly.

6. The rotatable clamping device for observing linear objects according to claim 1, characterized in that: A supporting base plate (1) is also provided, and the main board (2) is fixedly mounted on the supporting base plate (1).

7. The rotatable clamping device for observing linear objects according to claim 6, characterized in that: The supporting base plate (1) is provided with a rectangular groove, and the main plate (2) is fixedly installed in the rectangular groove.

8. The rotatable clamping device for observing linear objects according to claim 1, characterized in that: A clamping spring (5) is also provided, and the wire passing tube (3) is axially limited by the clamping spring (5).

9. The rotatable clamping device for observing linear objects according to claim 1, characterized in that: The two sets of rotating fixtures are set in mirror symmetry.

10. The rotatable clamping device for observing linear objects according to claim 1, characterized in that: The two sets of rotating clamps are fixedly mounted on the moving surface of the ball screw and move linearly through the ball screw.

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