CN219104558U - Mechanical testing device of transmission steel belt mechanism for medical equipment - Google Patents
Mechanical testing device of transmission steel belt mechanism for medical equipment Download PDFInfo
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- CN219104558U CN219104558U CN202223533387.6U CN202223533387U CN219104558U CN 219104558 U CN219104558 U CN 219104558U CN 202223533387 U CN202223533387 U CN 202223533387U CN 219104558 U CN219104558 U CN 219104558U
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Abstract
The utility model relates to the technical field of medical equipment, and provides a mechanical testing device of a transmission steel belt mechanism for medical equipment, which comprises: the base is used for detachably connecting the first belt pulley; the movable seat is arranged on the base and is used for being detachably connected with the second belt wheel; the first tension detector is connected with the movable seat; and the first telescopic mechanism is arranged on the base, is connected with the first tension detector and is used for enabling the movable seat to move along the detection direction of the first tension detector and stay at any set position on the base. Thereby accurately controlling the pretensioning tension of the first belt pulley and the second belt pulley to the steel belt to reach a required preset force value, and preventing the steel belt from loosening by enabling the movable seat to stay at the corresponding set position on the base along the detection direction of the first tension detector.
Description
Technical Field
The utility model relates to the technical field of medical equipment, in particular to a mechanical testing device of a transmission steel belt mechanism for medical equipment.
Background
With the continuous development of the technology, the transmission steel belt is used as a transmission device of medical equipment, and is often formed by overlapping and welding multiple layers of thin steel belts with equal width, welding blocks are welded at two ends of the transmission steel belt, and the welding blocks at two ends of the steel belt are respectively and fixedly connected with two corresponding steel belt wheels.
For example, the arm system of the surgical robot transmits power by means of a transmission steel belt and a steel belt wheel of a transmission steel belt mechanism, and the transmission steel belt is often a steel belt group formed by overlapping and welding multiple layers of thin belts. Because the operation reliability of the surgical robot is high, the performance of the transmission steel belt mechanism needs to be accurately detected before the transmission steel belt mechanism is used.
Before the accurate detection of the driving steel belt mechanism, the steel belt of the driving steel belt mechanism is required to be in a tensioning state, but no related device or equipment in the prior art can always keep the preset pre-tensioning tension of the steel belt of the driving steel belt mechanism, so that the steel belt is easy to relax, and the detection of various mechanical properties of the steel belt is inaccurate.
Disclosure of Invention
The utility model aims to solve the technical problem that no related device or equipment can always keep the preset pre-tensioning tension of the steel belt of the transmission steel belt mechanism in the prior art.
In order to solve the above problems, the present utility model provides a mechanical testing device of a transmission steel belt mechanism for medical equipment, the transmission steel belt mechanism includes a first belt wheel, a second belt wheel and a multi-layer steel belt, the first belt wheel is in transmission connection with the second belt wheel through the multi-layer steel belt, and the mechanical testing device includes:
the base is used for detachably connecting the first belt wheel;
the movable seat is arranged on the base and is used for being detachably connected with the second belt wheel;
the first tension detector is connected with the movable seat; and
the first telescopic mechanism is arranged on the base, is connected with the first tension detector and is used for enabling the movable seat to move along the detection direction of the first tension detector and stay at any set position on the base.
Optionally, the first telescopic machanism includes first base and first telescopic link, first base with the base is connected, the one end of first telescopic link with first base connection, the other end of first telescopic link with first tensile force detector is connected, the flexible direction of first telescopic link with the direction of detection of first tensile force detector is unanimous, first telescopic link is used for relative first base is flexible and stays in arbitrary settlement position department.
Optionally, the first telescopic rod is a threaded rod, the first base is provided with a first threaded hole matched with the first telescopic rod, one end of the first telescopic rod is arranged in the first threaded hole,
the first telescopic mechanism further comprises a first limiting seat, the first limiting seat is connected with the first tension detector, the other end of the first telescopic rod is arranged in the first limiting seat, the other end of the first telescopic rod is suitable for rotating relative to the first limiting seat, and the first limiting seat is used for connecting the other end of the first telescopic rod with the first tension detector.
Optionally, the mechanical testing device of the transmission steel belt mechanism for the medical equipment further comprises: and the strain gauge is used for being attached to the surface of any one layer of steel belt in the multi-layer steel belt.
Optionally, the mechanical testing device of the transmission steel belt mechanism for the medical equipment further comprises:
the rotary table is arranged on the base and used for rotating relative to the base, and the first belt wheel is detachably connected with the rotary table;
the second telescopic mechanism is arranged on the base and is used for enabling the turntable to swing and stay at a set position; and
and the second tension detector is used for connecting the turntable with the second telescopic mechanism.
Optionally, the second tension detector is hinged with one side edge of the turntable,
the second telescopic mechanism includes: the second base is hinged with the base, the second base is used for rotating relative to the base, one end of the second telescopic rod is connected with the second base, the other end of the second telescopic rod is connected with the second tension detector, and the second telescopic rod is used for telescoping relative to the second base;
the turntable, the second telescopic mechanism, the movable seat and the first telescopic mechanism are sequentially arranged at intervals.
Optionally, the mechanical testing device of the transmission steel belt mechanism for the medical equipment further comprises: and one end of the first connecting rod is connected with the turntable, and the other end of the first connecting rod is hinged with the second tension detector.
Optionally, the second telescopic rod is a threaded rod,
the second base is provided with a second threaded hole matched with the second telescopic rod, one end of the second telescopic rod is arranged in the second threaded hole,
the second telescopic mechanism further comprises a second limiting seat, the second limiting seat is connected with the second tension detector, the other end of the second telescopic rod is arranged in the second limiting seat, the other end of the second telescopic rod is used for rotating relative to the second limiting seat, and the second limiting seat is used for connecting the other end of the second telescopic rod with the second tension detector.
Optionally, the mechanical testing device of the transmission steel belt mechanism for the medical equipment further comprises: the second connecting rod, the one end of second connecting rod with the head rod articulates, the other end of second connecting rod with the second tensile force detector is connected, the second telescopic link with the second connecting rod is followed the direction of detection of second tensile force detector extends.
Optionally, the mechanical testing device of the transmission steel belt mechanism for the medical equipment further comprises: the sliding rail is arranged on the base, extends along the detection direction of the first tension detector, and is matched with the movable seat.
Compared with the prior art, the utility model has the following technical effects:
the first telescopic mechanism is used for enabling the movable seat to move along the detection direction of the first tension detector and stay at any set position on the base, and after the first belt pulley is mounted on the base and the second belt pulley is mounted on the movable seat, the first telescopic mechanism is controlled to drive the movable seat to move along the detection direction of the first tension detector, so that the distance between the first belt pulley and the second belt pulley is increased, and the steel belt is tensioned; and checking the force value of the corresponding tensile force or compressive force of the first telescopic mechanism to the movable seat detected by the first tension detector in the process, so as to accurately control the pretension tensile force of the first belt pulley and the second belt pulley to the steel belt to reach a required preset force value, and stopping the movable seat at the corresponding set position on the base along the detection direction of the first tension detector, thereby preventing the steel belt from loosening. Thereby solving the technical problem that no related device or equipment can always keep the preset pre-tensioning tension of the steel belt of the transmission steel belt mechanism in the prior art.
Drawings
FIG. 1 is a schematic perspective view of a multi-layered steel strip welding apparatus in an embodiment of the present utility model;
fig. 2 is a schematic top view of a multi-layered steel strip welding apparatus in an embodiment of the present utility model.
Reference numerals illustrate: 110. a first pulley; 120. a second pulley; 130. a multi-layer steel strip; 140. a strain gage; 210. a base; 211. a first display; 212. a second display; 213. a third display; 220. a movable seat; 230. a first tension detector; 240. a first telescopic mechanism; 241. a first base; 242. a first telescopic rod; 243. the first limiting seat; 250. a slide rail; 310. a turntable; 320. a second telescopic mechanism; 321. a second base; 322. a second telescopic rod; 323. the second limiting seat; 330. a second tension detector; 340. a first connecting rod; 350. and a second connecting rod.
Detailed Description
In order that the above objects, features and advantages of the utility model will be readily understood, a more particular description of the utility model will be rendered by reference to specific embodiments thereof which are illustrated in the appended drawings.
It should be noted that the terms "first," "second," and the like in the description and the claims of the present utility model and the above figures are used for distinguishing between similar objects and not necessarily for describing a particular sequential or chronological order. It is to be understood that the data so used may be interchanged where appropriate such that the embodiments of the utility model described herein may be implemented in sequences other than those illustrated or otherwise described herein.
In the description of the present utility model, it should be noted that, unless explicitly stated and limited otherwise, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; may be a mechanical connection; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.
In the description of the present specification, the descriptions of the terms "embodiment," "one embodiment," and the like mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or embodiment is included in at least one embodiment or illustrated embodiment of the present utility model. In this specification, schematic representations of the above terms do not necessarily refer to the same examples or implementations. Furthermore, the particular features, structures, materials, or characteristics may be combined in any suitable manner in any one or more embodiments or implementations.
In the drawings of the specification, the Z axis represents the vertical direction, that is, the up-down direction, and the positive direction of the Z axis (that is, the arrow of the Z axis points) represents the negative direction of the Z axis (that is, the direction opposite to the positive direction of the Z axis); the X-axis in the drawings represents the width direction of the base; the Y-axis in the drawings represents the length direction of the base; it should also be noted that the foregoing Z-axis, Y-axis, and X-axis are meant to be illustrative only and not indicative or implying that the apparatus or component in question must be oriented, configured or operated in a particular orientation, and therefore should not be construed as limiting the utility model.
Referring to fig. 1, the present embodiment provides a mechanical testing device of a transmission steel belt mechanism for medical equipment, the transmission steel belt mechanism includes a first belt pulley 110, a second belt pulley 120 and a multi-layer steel belt 130, the first belt pulley 110 is in transmission connection with the second belt pulley 120 through the multi-layer steel belt 130, the mechanical testing device includes:
a base 210 for detachably connecting the first pulley 110;
a moving seat 220 disposed on the base 210, the moving seat 220 being configured to be detachably connected to the second pulley 120;
a first tension detector 230 connected to the movable base 220; and
the first telescopic mechanism 240 is disposed on the base 210, the first telescopic mechanism 240 is connected to the first tension detector 230, and the first telescopic mechanism 240 is used for moving the moving seat 220 along the detection direction of the first tension detector 230 and staying at any set position on the base 210.
It should be noted that, the first telescopic mechanism 240 may be an electric push rod device, or may be a screw mechanism that is engaged with the base. As long as it is possible to achieve approaching or separating of the second pulley 120 from the first pulley 110 and to keep the second pulley 120 stationary at the corresponding position.
It should be noted that, the first tension detector 230 and the second tension detector 330, which will be mentioned later, in this embodiment may be either a tension sensor or a tension meter, so as to detect the tensile force and the compressive force.
Here, the first telescopic mechanism 240 may be provided between the first pulley 110 and the second pulley 120, or the first pulley 110, the second pulley 120, and the first telescopic mechanism 240 may be provided at a predetermined interval in this order. As long as the telescoping direction of the first telescoping rod 242 coincides with the detection direction of the first tension detector 230.
Preferably, the mechanical testing device of the driving steel belt mechanism for the medical equipment further comprises a first display 211, the first display 211 is fixed on the base 210, and the first display 211 is connected with the first tension detector 230. The first display 211 is used to display the readings of the first tension detector 230.
The first tension detector 230 may detect the magnitude of the tensile force in the expansion and contraction direction of the first expansion and contraction lever 242, or may detect the magnitude of the compressive force in the expansion and contraction direction of the first expansion and contraction lever 242.
When in use, the first belt pulley 110 is detachably connected to the base 210, the second belt pulley 120 is detachably connected to the moving seat 220, and then the first telescopic mechanism 240 enables the moving seat 220 to move along the detection direction of the first tension detector 230, so that the moving seat 220 drives the second belt pulley 120 to be far away from the first belt pulley 110, the steel belt is in a tensioning state, and the tension or compression force of the first telescopic mechanism 240 to the moving seat 220 is detected by the first tension detector 230, so that the pretension tension of the steel belt is converted or directly obtained. Then, while controlling the displacement of the movable base 220 along the detection direction of the first tension detector 230, the force value of the tensile force or the compressive force of the first tension detector 230 is checked, so that the pretension tensile force of the first belt pulley 110 and the second belt pulley 120 on the steel belt can be accurately controlled to reach the required preset force value, and the characteristics that the movable base 220 can stay at any set position on the base 210 after moving along the detection direction of the first tension detector 230 are utilized by the first telescopic mechanism 240, so that the steel belt always maintains the corresponding tension state, and the loose condition of the steel belt is prevented. On the basis, the corresponding mechanical property detection is carried out on the steel belt, for example, the strain gauge 140 is used for detecting the elongation of the single-layer steel belt to obtain the stress condition of the single-layer steel belt, and for example, the first belt pulley 110 or the second belt pulley 120 is swung to detect the tensile property of the single-side steel belt; after the detection, the first telescopic mechanism 240 is controlled to move the movable base 220, the first pulley 110 and the second pulley 120 are moved closer to each other, the steel belt is kept in a loose state, and then the first pulley 110 is detached from the base 210, and the second pulley 120 is detached from the movable base 220. Thus, the mechanical property detection of the steel strip is finished.
In this embodiment, the first telescopic mechanism 240 is utilized to move the movable base 220 along the detection direction of the first tension detector 230 and stay at any set position on the base 210, and after the first pulley 110 is mounted on the base 210 and the second pulley 120 is mounted on the movable base 220, the first telescopic mechanism 240 is controlled to drive the movable base 220 to move along the detection direction of the first tension detector 230, so that the distance between the first pulley 110 and the second pulley 120 is increased, and the steel belt is tensioned; and in this process, the force value of the corresponding tensile force or compressive force of the first telescopic mechanism 240 to the moving seat 220 detected by the first tension detector 230 is checked, so that the pretensioned tensile force of the first pulley 110 and the second pulley 120 to the steel strip is accurately controlled to reach a required predetermined force value, and the moving seat 220 is stopped at the corresponding set position on the base 210 along the detection direction of the first tension detector 230, so that the steel strip is prevented from being loosened. Thereby solving the technical problem that no related device or equipment can always keep the preset pre-tensioning tension of the steel belt of the transmission steel belt mechanism in the prior art.
Further, the first telescopic mechanism 240 includes a first base 241 and a first telescopic rod 242, the first base 241 is connected with the base 210, one end of the first telescopic rod 242 is connected with the first base 241, the other end of the first telescopic rod 242 is connected with the first tension detector 230, the telescopic direction of the first telescopic rod 242 is consistent with the detection direction of the first tension detector 230, and the first telescopic rod 242 is used for telescopic and staying at an arbitrary set position relative to the first base 241.
The first telescopic mechanism 240 may be an electric push rod device, a threaded mechanism with a screw rod and a base, a hydraulic cylinder mechanism, and correspondingly, the first telescopic rod 242 may be a telescopic rod of an electric push rod, a screw rod, or a piston rod of a hydraulic cylinder mechanism.
Here, the characteristic that the first telescopic rod 242 stretches and contracts with respect to the first base 241 and stays at an arbitrary set position is utilized, and the stretching direction of the first telescopic rod 242 is consistent with the detection direction of the first tension detector 230, so that the pretensioning tension of the first pulley 110 and the second pulley 120 to the steel belt is accurately controlled to reach a required predetermined force value through the cooperation of the first base 241 and the first telescopic rod 242, and the moving seat 220 stays at the corresponding set position on the base 210 along the detection direction of the first tension detector 230, so that the steel belt is prevented from loosening.
Further, the first telescopic rod 242 is a threaded rod, the first base 241 is provided with a first threaded hole which is matched with the first telescopic rod 242, one end of the first telescopic rod 242 is arranged in the first threaded hole,
the first telescopic mechanism 240 further includes a first limiting seat 243, the first limiting seat 243 is connected with the first tension detector 230, the other end of the first telescopic rod 242 is disposed in the first limiting seat 243, the other end of the first telescopic rod 242 is adapted to rotate relative to the first limiting seat 243, and the first limiting seat 243 is used for connecting the other end of the first telescopic rod 242 with the first tension detector 230.
Preferably, the embodiment further comprises a hand wheel, and one end of the first telescopic rod 242 passes through the first threaded hole and is connected with the hand wheel. The first telescopic rod 242 is conveniently rotated by using a hand wheel, so that the first telescopic rod 242 is conveniently telescopic.
When in use, one end of the first telescopic rod 242 is rotated, the first telescopic rod 242 is used as a threaded rod and is matched with the first threaded hole, so that the first telescopic rod 242 stretches in the rotation process, and meanwhile, the other end of the first telescopic rod 242 is limited by the first limiting seat 243 to rotate only and can not be separated from the first limiting seat 243, so that the first telescopic rod 242 pushes the first tension detector 230 and the movable seat 220 to move.
The side wall of the first limiting seat 243 is provided with a concave cavity structure, the concave cavity structure is cylindrical, a limiting protrusion is fixed on the circular arc inner wall of the concave cavity structure, a circular groove is formed in the circular arc surface of the other end of the first telescopic rod 242, the circular groove is arranged around the axis of the first telescopic rod 242, the other end of the first telescopic rod 242 is inserted into the concave cavity structure, and the limiting protrusion is clamped in the circular groove, so that the limiting protrusion can only relatively rotate in the circular groove, and meanwhile, the limiting protrusion prevents the circular groove from being separated from the concave cavity structure. Thereby realizing the function that the other end of the first telescopic rod 242 is arranged in the first limiting seat 243, the other end of the first telescopic rod 242 is suitable for rotating relative to the first limiting seat 243, and the first limiting seat 243 is used for connecting the other end of the first telescopic rod 242 with the first tension detector 230.
Further, the mechanical testing device of the transmission steel belt mechanism for the medical equipment further comprises: and a strain gage 140 for attaching the surface of any one of the multi-layered steel strips 130.
Preferably, the mechanical testing device of the driving steel belt mechanism for the medical equipment further comprises a third display 213, the third display 213 is arranged at the base 210, the third display 213 is connected with the strain gauge 140, and the reading of the strain gauge 140 is displayed through the third display 213.
Preferably, the number of the strain gage 140 may be plural, and the plurality of strain gage 140 is used to be attached to the surface of the multi-layered steel strip 130, respectively, so as to detect the elastic deformation amounts of a plurality of different steel strips at the same time.
The steps in use are as follows:
first, adhering the strain gage 140 to a steel strip;
second, the multi-layered steel strip 130 is tensioned using the first telescopic mechanism 240, and the overall tension applied to the multi-layered steel strip 130 is measured using the first tension detector 230;
thirdly, detecting the elastic deformation of the steel belt by using the strain gauge 140;
fourth, the multi-layered steel strip 130 is relaxed by the first telescopic mechanism 240.
Then, the strain gage 140 is used to detect another steel strip, and the first to fourth steps are repeated for another steel strip. Thereby obtaining the elastic deformation amount of each steel strip. Since the steel strips are identical in size, the elongation of the steel strips should be identical under the same tension of the first telescopic mechanism 240, and if the steel strips are not uniform, the elongation thereof is different. Based on the above, whether the elastic deformation amount of each steel belt obtained by comparison is the same or within a reasonable range is determined, so that whether the tensile force of each layer of steel belt is the same or not is quantified by utilizing mutual comparison of a plurality of steel belts; in addition, the welding quality of the steel belt can be monitored by observing the condition of the welding point of the steel belt after stretching.
Thus, by the ratio of the total tensile force of the multi-layer steel belt 130 to the number of layers of the steel belt, whether the stress of each layer of steel belt is uniform can be judged.
Further, the mechanical testing device of the transmission steel belt mechanism for the medical equipment further comprises:
the turntable 310 is arranged on the base 210, the turntable 310 is used for rotating relative to the base 210, and the first belt wheel 110 is detachably connected with the turntable 310;
the second telescopic mechanism 320 is arranged on the base 210, and the second telescopic mechanism 320 is used for enabling the turntable 310 to swing and stay at a set position; and
and a second tension detector 330 connecting the turntable 310 with the second telescopic mechanism 320.
In addition, the mechanical testing device of the transmission steel belt mechanism for the medical equipment further comprises a second display 212, the second display 212 is fixed on the base 210, the second display 212 is connected with a second tension detector 330, and the second display 212 is used for displaying the numerical value detected by the second tension detector 330.
The strain gauge 140 is fixed on one steel belt at one side between the first pulley 110 and the second pulley 120, then the second telescopic mechanism 320 drives the turntable 310 to swing, and meanwhile the second tension detector 330 detects the swinging driving force of the second telescopic mechanism 320 to the turntable 310 and enables the driving force of the second telescopic mechanism 320 to the turntable 310 to reach a set force value, for example, 5000N, and the turntable 310 rotates to enable one steel belt at one side between the first pulley 110 and the second pulley 120 to reach a corresponding tension of 5000N, and at the moment, the strain gauge 140 detects the elastic deformation amount of the one steel belt at the one side. The second telescopic mechanism 320 drives the turntable 310 to reset, and then fixes the strain gauge 140 on the other steel belt between the first pulley 110 and the second pulley 120, and the above operation is repeated to obtain the elastic deformation of the other steel belt. Then, the comparison was made, for example, the elongation of one steel strip was 0.01mm and the elongation of the other steel strip was 0.011mm. Thereby comparing whether the error of the two is within a reasonable range. Thereby judging whether the stress of the plurality of steel belts on one side is uniform.
In this way, the turntable 310, the second telescopic mechanism 320 and the second tension detector 330 are used to detect and determine the uniformity of stress of the single-sided steel belt between the first pulley 110 and the second pulley 120.
Further, the second tension detector 330 is hinged to one side edge of the rotary table 310,
the second telescopic mechanism 320 includes: the second base 321 and the second telescopic rod 322, the second base 321 is hinged with the base 210, the second base 321 is used for rotating relative to the base 210, one end of the second telescopic rod 322 is connected with the second base 321, the other end of the second telescopic rod 322 is connected with the second tension detector 330, and the second telescopic rod 322 is used for telescoping relative to the second base 321;
the turntable 310, the second telescopic mechanism 320, the movable base 220 and the first telescopic mechanism 240 are sequentially arranged at intervals.
The second telescopic rod 322 stretches out and draws back relative to the second base 321, so that the second tension detector 330 hinged with one side edge of the turntable 310 pushes the turntable 310 to rotate, meanwhile, the second base 321 is hinged with the base 210, the second base 321 at the tail end can also rotate along with the rotation in the process that the second telescopic rod 322 stretches out and pushes the turntable 310 to rotate, and therefore the degree of freedom of a system formed by the second base 321, the second telescopic rod 322 and the turntable 310, which is formed by fixedly connecting the second base 321 with the base 210, is prevented from being zero, and the second telescopic mechanism 320 can push the turntable 310 smoothly.
Note that the telescopic principle of the second telescopic mechanism and the first telescopic mechanism in this embodiment is the same. For example, they may all be electric push rod mechanisms or hydraulic cylinder mechanisms or screw drive mechanisms.
Further, the mechanical testing device of the transmission steel belt mechanism for the medical equipment further comprises: one end of the first connecting rod 340 is connected with the turntable 310, and the other end of the first connecting rod 340 is hinged with the second tension detector 330.
By arranging the first connecting rod 340, the second tension detector 330 is arranged at a distance from the turntable 310, so that interference to the turntable 310 is prevented when the second tension detector 330 moves to the turntable 310.
Further, the second telescopic rod 322 is a threaded rod,
the second base 321 is provided with a second threaded hole which is matched with the second telescopic rod 322, one end of the second telescopic rod 322 is arranged in the second threaded hole,
the second telescopic mechanism 320 further comprises a second limiting seat 323, the second limiting seat 323 is connected with the second tension detector 330, the other end of the second telescopic rod 322 is arranged in the second limiting seat 323, the other end of the second telescopic rod 322 is used for rotating relative to the second limiting seat 323, and the second limiting seat 323 is used for connecting the other end of the second telescopic rod 322 with the second tension detector 330.
The second limiting seat 323 has the same structure as the first limiting seat 243, and the other end of the second telescopic rod 322 has the same structure as the other end of the first telescopic rod 242, which is not described herein.
When the rotary table is used, one end of the second telescopic rod 322 is rotated, the second telescopic rod 322 is utilized to be a threaded rod and is matched with the second threaded hole, so that the second telescopic rod 322 stretches in the rotation process, and meanwhile, the other end of the second telescopic rod 322 is limited by the second limiting seat 323 to rotate only and cannot be separated from the second limiting seat 323, so that the second telescopic rod 322 pushes the second tension detector 330 to drive the rotary table 310 to rotate.
Further, the mechanical testing device of the transmission steel belt mechanism for the medical equipment further comprises: the second connection rod 350, one end of the second connection rod 350 is hinged with the first connection rod 340, the other end of the second connection rod 350 is connected with the second tension detector 330, and the second telescopic rod 322 and the second connection rod 350 extend along the detection direction of the second tension detector 330.
Further, the mechanical testing device of the transmission steel belt mechanism for the medical equipment further comprises: the sliding rail 250 is disposed on the base 210, the sliding rail 250 extends along the detection direction of the first tension detector 230, and the sliding rail 250 is matched with the moving seat 220.
The sliding rail 250 is used for guiding the moving seat 220 to move along the detection direction of the first tension detector 230, so that the moving direction is accurate.
Although the present disclosure is described above, the scope of protection of the present disclosure is not limited thereto. Various changes and modifications may be made by one skilled in the art without departing from the spirit and scope of the disclosure, and these changes and modifications will fall within the scope of the utility model.
Claims (10)
1. The utility model provides a mechanical testing device of transmission steel band mechanism for medical equipment, transmission steel band mechanism includes first band pulley (110), second band pulley (120) and multilayer steel band (130), first band pulley (110) pass through multilayer steel band (130) with second band pulley (120) transmission connection, its characterized in that, mechanical testing device includes:
-a base (210) for detachable connection to said first pulley (110);
a movable seat (220) disposed on the base (210), the movable seat (220) being configured to detachably connect to the second pulley (120);
a first tension detector (230) connected to the movable base (220); and
the first telescopic mechanism (240) is arranged on the base (210), the first telescopic mechanism (240) is connected with the first tension detector (230), and the first telescopic mechanism (240) is used for enabling the movable seat (220) to move along the detection direction of the first tension detector (230) and stay at any set position on the base (210).
2. The mechanical testing device of a transmission steel belt mechanism for medical equipment according to claim 1, wherein the first telescopic mechanism (240) comprises a first base (241) and a first telescopic rod (242), the first base (241) is connected with the base (210), one end of the first telescopic rod (242) is connected with the first base (241), the other end of the first telescopic rod (242) is connected with the first tension detector (230), the telescopic direction of the first telescopic rod (242) is consistent with the detection direction of the first tension detector (230), and the first telescopic rod (242) is used for telescoping relative to the first base (241) and staying at any set position.
3. The mechanical testing device of a transmission steel belt mechanism for medical equipment according to claim 2, wherein the first telescopic rod (242) is a threaded rod, the first base (241) is provided with a first threaded hole matched with the first telescopic rod (242), one end of the first telescopic rod (242) is arranged in the first threaded hole,
the first telescopic mechanism (240) further comprises a first limiting seat (243), the first limiting seat (243) is connected with the first tension detector (230), the other end of the first telescopic rod (242) is arranged in the first limiting seat (243), the other end of the first telescopic rod (242) is suitable for rotating relative to the first limiting seat (243), and the first limiting seat (243) is used for connecting the other end of the first telescopic rod (242) with the first tension detector (230).
4. The mechanical testing device of a drive steel belt mechanism for a medical device according to claim 1, wherein the mechanical testing device of a drive steel belt mechanism for a medical device further comprises: and a strain gauge (140) for adhering to the surface of any one of the plurality of steel strips (130).
5. The mechanical testing device of a drive steel belt mechanism for a medical device according to claim 4, further comprising:
a turntable (310) arranged on the base (210), wherein the turntable (310) is used for rotating relative to the base (210), and the first belt wheel (110) is detachably connected with the turntable (310);
a second telescopic mechanism (320) arranged on the base (210), wherein the second telescopic mechanism (320) is used for enabling the turntable (310) to rotate and stay at a set position; and
and a second tension detector (330) for connecting the turntable (310) with the second telescopic mechanism (320).
6. The mechanical testing device of a steel belt drive mechanism for medical equipment according to claim 5, wherein the second tension detector (330) is hinged to one side edge of the turntable (310),
the second telescopic mechanism (320) comprises: second base (321) and second telescopic link (322), second base (321) with base (210) are articulated, second base (321) are used for relative base (210) rotate, one end of second telescopic link (322) with second base (321) are connected, the other end of second telescopic link (322) with second tensile detector (330) are connected, second telescopic link (322) are used for relative second base (321) are flexible.
7. The mechanical testing device of a drive steel belt mechanism for a medical device according to claim 6, further comprising: and one end of the first connecting rod (340) is connected with the rotary table (310), and the other end of the first connecting rod (340) is hinged with the second tension detector (330).
8. The mechanical testing device of a steel belt drive mechanism for medical equipment according to claim 6, wherein the second telescopic rod (322) is a threaded rod,
the second base (321) is provided with a second threaded hole which is matched with the second telescopic rod (322), one end of the second telescopic rod (322) is arranged in the second threaded hole,
the second telescopic mechanism (320) further comprises a second limiting seat (323), the second limiting seat (323) is connected with the second tension detector (330), the other end of the second telescopic rod (322) is arranged in the second limiting seat (323), the other end of the second telescopic rod (322) is used for rotating relative to the second limiting seat (323), and the second limiting seat (323) is used for connecting the other end of the second telescopic rod (322) with the second tension detector (330).
9. The mechanical testing device of a drive steel belt mechanism for a medical device according to claim 7, further comprising: the second connecting rod (350), the one end of second connecting rod (350) with head rod (340) articulates, the other end of second connecting rod (350) with second tensile force detector (330) are connected, second telescopic link (322) with second connecting rod (350) are along the direction of detection of second tensile force detector (330).
10. The mechanical testing device of a drive steel belt mechanism for medical equipment according to any one of claims 1 to 9, characterized in that the mechanical testing device of a drive steel belt mechanism for medical equipment further comprises: the sliding rail (250), sliding rail (250) are provided on base (210), sliding rail (250) are along the direction of detection of first pulling force detector (230), sliding rail (250) with remove seat (220) cooperation.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223533387.6U CN219104558U (en) | 2022-12-28 | 2022-12-28 | Mechanical testing device of transmission steel belt mechanism for medical equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223533387.6U CN219104558U (en) | 2022-12-28 | 2022-12-28 | Mechanical testing device of transmission steel belt mechanism for medical equipment |
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| Publication Number | Publication Date |
|---|---|
| CN219104558U true CN219104558U (en) | 2023-05-30 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202223533387.6U Active CN219104558U (en) | 2022-12-28 | 2022-12-28 | Mechanical testing device of transmission steel belt mechanism for medical equipment |
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| Country | Link |
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| CN (1) | CN219104558U (en) |
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