CN220051891U

CN220051891U - Clamping jaw device and detection equipment

Info

Publication number: CN220051891U
Application number: CN202321276779.0U
Authority: CN
Inventors: 陆世博
Original assignee: Shenzhen Comen Medical Instruments Co Ltd
Current assignee: Shenzhen Comen Medical Instruments Co Ltd
Priority date: 2023-05-24
Filing date: 2023-05-24
Publication date: 2023-11-21
Anticipated expiration: 2033-05-24

Abstract

The utility model relates to the technical field of chemical detection equipment, in particular to a clamping jaw device and detection equipment. The clamping jaw device comprises a mounting seat, a driving assembly, a moving assembly and a clamping jaw structure; the two groups of moving assemblies are respectively connected with the driving assembly in a meshed manner and are centrosymmetric, and the moving directions of the two groups of moving assemblies are parallel and opposite; the clamping jaw structures of the two groups are in one-to-one correspondence and are detachably connected to the moving assembly; the driving component is used for driving the moving component to move along the straight line direction so as to drive the two clamping jaw structures to move towards or away from each other simultaneously. In the clamping jaw device of the embodiment, the movable assembly is arranged in the accommodating cavity of the mounting seat, and the driving assembly and the movable assembly are connected in a meshing mode, so that the clamping jaw filter paper is compact in overall structure on the premise of realizing the driving function of the clamping jaw device, and compared with the clamping jaw mechanism in the existing detection equipment, the purpose of reducing the occupied space of the clamping jaw device can be achieved.

Description

Clamping jaw device and detection equipment

Technical Field

The utility model relates to the technical field of chemical detection equipment, in particular to a clamping jaw device and detection equipment.

Background

Sample tubes are a widely used storage container in the field of testing in hospitals, laboratories or research institutions, where the cover of the tube needs to be opened to transfer the sample inside. When the existing detection equipment is used, a test tube is usually uncapped in a manual or semi-automatic mode, cross contamination is easy to occur when the test tube is uncapped manually, the uncapping efficiency is low, and the manual labor intensity is high; when the semi-automatic mode is adopted for uncovering, the whole structure of the existing semi-automatic/automatic uncovering mechanism is generally complex, the occupied space is large, and the mechanism is not convenient to apply in a narrow space.

Therefore, there is a need for an improvement to the above-described problems to change the current situation.

Disclosure of Invention

The utility model provides a clamping jaw device and detection equipment, which are used for solving the problem that the clamping jaw mechanism in the existing detection equipment is poor in use effect.

The utility model proposes a clamping jaw device comprising:

the mounting seat is provided with a containing cavity;

the driving assembly is detachably connected with the mounting seat;

the two groups of moving assemblies are respectively connected with the driving assembly in a meshed manner, the two groups of moving assemblies are centrosymmetric from the rotating shaft of the driving assembly, the moving directions of the two groups of moving assemblies are parallel and opposite, and the two groups of moving assemblies are movably accommodated in the accommodating cavity; and

the clamping jaw structures of the two groups are in one-to-one correspondence and are detachably connected to the moving assembly, and the clamping jaw structures are at least partially arranged on the outer side of the accommodating cavity; the driving assembly is used for driving the moving assembly to move in a linear direction so as to drive the two clamping jaw structures to move towards or away from each other at the same time.

According to one embodiment of the utility model, the mounting seat is provided with a mounting hole communicated with the mounting seat; the driving assembly comprises a rotary driving piece and a driving gear, the driving gear is respectively connected with the two groups of moving assemblies in a meshed mode, the two groups of moving assemblies are symmetrical in center, the rotary driving piece is detachably connected to the mounting seat, and the output end of the rotary driving piece stretches into the accommodating cavity from the mounting hole and is connected to the driving gear.

According to one embodiment of the utility model, the moving assembly further comprises a moving block and a resetting piece, the clamping jaw structures are detachably connected to the moving block, the moving block and the resetting piece are movably accommodated in the accommodating cavity, and the resetting piece is respectively connected to the moving assembly and the inner wall of the accommodating cavity and is used for driving the two groups of clamping jaw structures to move towards each other.

According to one embodiment of the utility model, the moving block comprises a rack part, a connecting part and a positioning part which are connected, the connecting part and the mounting seat are arranged in a sliding manner relatively, the clamping jaw structure is detachably connected to one side of the connecting part, the rack part is in meshed connection with the driving gear, the positioning part is convexly arranged on one side, away from the clamping jaw structure, of the connecting part, and one end, away from the inner wall of the accommodating cavity, of the resetting piece is connected to the positioning part.

According to one embodiment of the utility model, the mounting seat is provided with a fixing hole communicated with the accommodating cavity, and the connecting part is provided with a guide hole in a penetrating way; the moving assembly further comprises at least one guide shaft, wherein the guide shaft penetrates through the fixing hole and is accommodated in the accommodating cavity, and the guide shaft penetrates through the guide hole and is in sliding fit with the connecting part; when the number of the guide shafts is multiple, the guide shafts are parallel and are arranged at intervals, one guide shaft penetrates through the positioning part, and the resetting piece is sleeved on the guide shaft.

According to one embodiment of the utility model, the clamping grooves are formed in one side of the two groups of clamping jaw structures, which face each other, and are polygonal or arc-shaped.

According to one embodiment of the utility model, the clamping jaw structure comprises a clamping part and a flexible buffer part, wherein one side of the clamping part is provided with a mounting groove, the buffer part is embedded in the mounting groove, the clamping groove is arranged on one side of the buffer part away from the clamping part, and the buffer part is used for being in contact with an external object to be clamped.

According to one embodiment of the utility model, the clamping jaw device further comprises a detection assembly, the detection assembly comprises a position sensor and a detection baffle, the position sensor is detachably connected to the clamping jaw structure or the moving assembly, the position sensor is detachably connected to the mounting seat, and the position sensor is in inductive fit with the detection baffle.

According to one embodiment of the utility model, the number of the detection components is two, the two detection components are connected with the two clamping jaw structures in a one-to-one correspondence manner, at least a clamping position and a releasing position are arranged on the moving path of the clamping jaw structures, and the two detection components respectively correspond to the clamping position and the releasing position.

The utility model also provides a detection device comprising a jaw arrangement as claimed in any one of the preceding claims.

The embodiment of the utility model has the following beneficial effects:

in the clamping jaw device of the embodiment, the movable assembly is arranged in the accommodating cavity of the mounting seat, and the driving assembly and the movable assembly are connected in a meshing mode, so that the clamping jaw filter paper is compact in overall structure on the premise of realizing the driving function of the clamping jaw device, and compared with the clamping jaw mechanism in the existing detection equipment, the purpose of reducing the occupied space of the clamping jaw device can be achieved.

Drawings

In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings that are required in the embodiments or the description of the prior art will be briefly described, it being obvious that the drawings in the following description are only some embodiments of the utility model, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

Wherein:

FIG. 1 is a perspective view of a jaw apparatus in an embodiment of the utility model;

FIG. 2 is a schematic view of a jaw apparatus in accordance with an embodiment of the present utility model;

FIG. 3 is a schematic view showing the assembly and disassembly of a jaw apparatus according to an embodiment of the present utility model;

FIG. 4 is an exploded view of a portion of the structure of a jaw apparatus in an embodiment of the utility model;

reference numerals:

10. a jaw arrangement; 100. a mounting base; 110. a receiving chamber; 120. a mounting hole; 130. a fixing hole; 200. a drive assembly; 210. a rotary driving member; 220. a drive gear; 300. a moving assembly; 310. a moving block; 311. a rack portion; 312. a connection part; 3121. a guide hole; 313. a positioning part; 320. a reset member; 330. a guide shaft; 331. a shaft body; 332. a limit part; 333. clamping springs; 400. a clamping jaw structure; 410. a clamping part; 411. a mounting groove; 420. a buffer section; 421. a clamping groove; 430. a fixing part; 500. a detection assembly; 510. a position sensor; 520. and detecting the baffle.

Detailed Description

For the purpose of making the objects, technical solutions and advantages of the present utility model more apparent, the technical solutions of the present utility model will be clearly and completely described below with reference to the accompanying drawings, and it is apparent that the described embodiments are some embodiments of the present utility model, not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1-4, an embodiment of the present utility model provides a jaw apparatus 10 comprising a mount 100, a drive assembly 200, a movement assembly 300, and a jaw structure 400; the mounting base 100 is provided with a receiving cavity 110; the driving assembly 200 is detachably connected to the mounting base 100; the two groups of moving assemblies 300 are respectively connected with the driving assembly 200 in a meshed manner, the two groups of moving assemblies 300 are centrosymmetric from the rotating shaft of the driving assembly 200, the moving directions of the two groups of moving assemblies 300 are parallel and opposite, and the two groups of moving assemblies 300 are movably accommodated in the accommodating cavity 110; the two groups of clamping jaw structures 400 are in one-to-one correspondence and are detachably connected to the moving assembly 300, and the clamping jaw structures 400 are at least partially arranged on the outer side of the accommodating cavity 110; the driving assembly 200 is used for driving the moving assembly 300 to move in a linear direction so as to drive the two jaw structures 400 to move toward or away from each other at the same time.

In the clamping jaw device 10 of the present embodiment, the moving assembly 300 is disposed in the accommodating cavity 110 of the mounting seat 100, and the driving assembly 200 and the moving assembly 300 are connected by adopting a meshing manner, so that the clamping jaw filter paper has a compact overall structure on the premise of realizing the driving function of the clamping jaw device 10, and compared with the clamping jaw mechanism in the existing detection device, the purpose of reducing the occupied space of the clamping jaw device 10 can be achieved.

Specifically, referring to fig. 1 and 4, the mounting base 100 is provided with a mounting hole 120 communicating with the mounting base 100; the driving assembly 200 includes a rotation driving member 210 and a driving gear 220, the driving gear 220 is engaged with and connected to the two sets of moving assemblies 300, the two sets of moving assemblies 300 are centrosymmetric from a rotation axis of the driving gear 220, the rotation driving member 210 is detachably connected to the mounting base 100, and an output end of the rotation driving member 210 extends into the accommodating cavity 110 from the mounting hole 120 and is connected to the driving gear 220.

When the clamping jaw device 10 of the embodiment is assembled, firstly, the moving assembly 300 is installed in the accommodating cavity 110, then the driving gear 220 is meshed with the moving assembly 300, or the driving gear 220 is connected with the rotary driving piece 210, then the rotary driving piece 210 penetrates into the accommodating cavity 110 from the installation hole 120, and finally, the meshing connection between the driving gear 220 and the moving assembly 300 is realized, at this time, the rotary driving piece 210 can be connected with the installation seat 100 in a detachable connection mode such as a screw, a pin and the like, so that the structure is simple, and the disassembly and the assembly are convenient; in this embodiment, the moving assembly 300 and the driving gear 220 are disposed in the accommodating cavity 110, so that the driving assembly 200 and the moving assembly 300 can fully utilize the internal space of the mounting seat 100, and the overall structure of the clamping jaw device 10 formed by combining the mounting seat 100, the driving assembly 200 and the moving assembly 300 is more compact, the integration level is high, the occupied space is small, and the requirement of miniaturized design of the detection device can be met. Specifically, the rotary drive 210 includes, but is not limited to, a drive motor, a drive cylinder.

Further, referring to fig. 2 and 3, the moving assembly 300 further includes a moving block 310 and a restoring member 320, the jaw structure 400 is detachably connected to the moving block 310, and the moving block 310 and the restoring member 320 are movably accommodated in the accommodating cavity 110, and the restoring member 320 is respectively connected to the moving assembly 300 and an inner wall of the accommodating cavity 110 and is used for driving the two groups of jaw structures 400 to move towards each other.

Thus, when the rotary driving member 210 is started, the driving gear 220 is driven to rotate to drive the moving blocks 310 in the two groups of moving assemblies 300 to move towards or away from each other at the same time, and when the moving blocks 310 drive the two groups of clamping jaw structures 400 to open, the reset member 320 can compress and store elastic potential energy; when the driving force of the rotary driving member 210 is removed, the reset member 320 can release elastic potential energy and drive the two moving blocks 310 to move towards each other, and when the clamping jaw device 10 of the embodiment is adopted, and when the rotary driving member 210 is abnormal, such as power failure, and the like, and cannot provide rotary driving force to the driving gear 220, the moving blocks 310 can have a tendency to move towards each other under the elastic action of the reset member 320, and when the two clamping jaw structures 400 clamp the detection container, the two clamping jaw structures 400 can clamp the outer wall of the detection container under the elastic action of the reset member 320, so that the power failure anti-falling function of the clamping jaw device 10 is realized, and the use effect is good.

Specifically, referring to fig. 3 and 4, the moving block 310 includes a rack portion 311, a connecting portion 312 and a positioning portion 313, where the rack portion 311, the connecting portion 312 and the mounting base 100 are slidably disposed, the clamping jaw structure 400 is detachably connected to one side of the connecting portion 312, the rack portion 311 is engaged with the driving gear 220, the positioning portion 313 is convexly disposed on one side of the connecting portion 312 away from the clamping jaw structure 400, and one end of the resetting member 320 away from the inner wall of the accommodating cavity 110 is connected to the positioning portion 313.

In this embodiment, the rack portion 311 of the moving block 310 may be engaged with the driving gear 220, the connecting portion 312 may be used to slidably cooperate with the mounting base 100, when the moving block 310 moves, the restoring member 320 may be deformed along with the movement of the positioning portion 313, and in the embodiment shown in fig. 4, one end of the restoring member 320 may abut between the positioning portion 313 and the inner wall of the accommodating cavity 110, and in other embodiments, one end of the restoring member 320 may be fixed on the positioning portion 313, which is not limited only herein.

In addition, in this embodiment, since the positioning portion 313 is protruding on one side of the connecting portion 312, the positioning portion 313 and the connecting portion 312 can be combined to form an L-shaped accommodating space, at this time, the restoring member 320 can be accommodated in the accommodating space, when the restoring member 320 deforms, the outer wall of the restoring member 320 can abut against the inner wall of the accommodating space (at least part of the outer wall of the connecting portion 312), so as to limit the deformation of the restoring member 320, thereby improving the durability of the restoring member 320, and meanwhile, the combined structure of the moving block 310 and the restoring member 320 can be compact, so as to facilitate improvement of the overall occupied space of the clamping jaw device 10.

Referring to fig. 4, in an embodiment, the mounting base 100 is provided with a fixing hole 130 communicated with the accommodating cavity 110, and the connecting portion 312 is provided with a guide hole 3121 in a penetrating manner; the moving assembly 300 further includes at least one guiding shaft 330, the guiding shaft 330 is disposed in the fixing hole 130 in a penetrating manner and is accommodated in the accommodating cavity 110, and the guiding shaft 330 is disposed in the guiding hole 3121 in a sliding manner and is matched with the connecting portion 312; when the number of the guide shafts 330 is plural, the plural guide shafts 330 are disposed in parallel and at intervals, one of the guide shafts 330 is disposed in the positioning portion 313 in a penetrating manner, and the resetting member 320 is disposed on the guide shaft 330 in a sleeved manner.

Thus, when the moving block 310 moves relative to the mounting base 100, the moving block 310 may be slidably engaged with the guide shaft 330 through the guide hole 3121 to guide the movement of the moving block 310 to improve the smoothness and accuracy of the movement of the moving block 310; in the embodiment shown in fig. 4, two guide shafts 330 are disposed in each set of moving assemblies 300, and the two guide shafts 330 are sequentially disposed at intervals along the axial direction of the rotation axis of the driving gear 220, and at this time, by matching the two guide shafts 330 with the moving block 310, the movement of the moving block 310 along the axial direction of the rotation axis of the driving gear 220 can be limited, and at the same time, the movement in the direction perpendicular to the axis of the guide shafts 330 can be limited, so as to reduce the friction loss between the rack portion 311 and the driving gear 220.

Specifically, referring to fig. 4, the guide shaft 330 includes a shaft body 331, a limiting portion 332 and a clamp spring 333, the limiting portion 332 is connected to one end of the shaft body 331, when the guide shaft 330 is assembled, the guide shaft 330 is first inserted into the mounting seat 100 from the fixing hole 130, one end of the shaft body 331 far away from the limiting portion 332 is inserted into the guide hole 3121, the mounting position of the guide shaft 330 on the mounting seat 100 is limited by the limiting portion 332, the limiting portion 332 can abut against the opening of the mounting hole 120, then one end of the shaft body 331 far away from the limiting portion 332 extends from the mounting hole 120 on the other side of the mounting seat 100, and then the clamp spring 333 is clamped with the shaft body 331 to complete the assembly of the guide shaft 330.

Further, referring to fig. 2 and 3, a clamping groove 421 is formed on each side of the two sets of clamping jaw structures 400 facing each other, and the clamping groove 421 is polygonal or arc-shaped.

In the present embodiment, the clamping groove 421 may be a V-shaped groove, a trapezoid groove, an arc-shaped groove, a semi-arc-shaped groove, or a combination of a polygon and an arc-shaped profile of the clamping groove 421; therefore, when the clamping jaw structure 400 clamps the detection container, the contact mode between the inner wall of the clamping groove 421 and the detection container can be line contact or surface contact, so as to improve the clamping stability and reliability of the clamping jaw structure 400. The detection container includes, but is not limited to, a test tube and a reaction cup.

Specifically, the clamping jaw structure 400 includes a clamping portion 410 and a flexible buffer portion 420, one side of the clamping portion 410 is provided with a mounting slot 411, the buffer portion 420 is embedded in the mounting slot 411, and the clamping slot 421 is disposed on one side of the buffer portion 420 away from the clamping portion 410, and the buffer portion 420 is used for contacting with an external object to be clamped.

When the clamping jaw device 10 of the present embodiment is used, when the clamping jaw structure 400 clamps the detection container, the clamping portion 410 and the detection container can be contacted by the buffer portion 420, and in the process that the clamping jaw structure 400 clamps the detection container, the buffer portion 420 can deform along with the movement of the clamping portion 410 to buffer the clamping of the clamping jaw structure 400, so as to improve the clamping and extrusion effect of the clamping jaw structure 400 on the outer wall of the detection container. Specifically, the buffer part 420 may be a rubber buffer pad, a silicone buffer pad. Meanwhile, by adopting the buffer part 420 to contact with the detection container, the friction force between the clamping jaw structure 400 and the detection container can be improved, so that the clamping stability of the clamping jaw structure 400 is improved.

In this embodiment, the clamping jaw structure 400 further includes a fixing portion 430, and the clamping jaw structure 400 is detachably connected to the moving block 310 through the fixing portion 430. The clamping portion 410 is vertically disposed at one side of the fixing portion 430, the fixing portion 430 is detachably connected to the connecting portion 312 through a fastener, and at this time, a plane of the fixing portion 430 is perpendicular to a rotation axis of the driving gear 220, so that the overall structure of the clamping jaw structure 400 is more compact. By employing the fixing portion 430 to connect with the moving block 310, the contact area between the moving block 310 and the jaw structure 400 can be increased to improve the connection strength therebetween.

Further, referring to fig. 2 and 3, the jaw apparatus 10 further includes a detecting assembly 500, the detecting assembly 500 includes a position sensor 510 and a detecting block 520, the position sensor 510 is detachably connected to the jaw structure 400 or the moving assembly 300, the position sensor 510 is detachably connected to the mounting base 100, and the position sensor 510 is inductively matched with the detecting block 520.

Therefore, when the moving block 310 drives the clamping jaw structure 400 to move relative to the mounting seat 100, the detection baffle 520 and the position sensor 510 can move relatively, the position of the detection baffle 520 can be sensed by the position sensor 510, the position of the clamping jaw structure 500 can be detected, and the clamping jaw device 10 can clamp detection containers with different sizes and different shapes according to a preset clamping program, so that the purposes of stable clamping and damage prevention of the detection containers are realized.

In an embodiment, the number of the detecting assemblies 500 is two, the two detecting assemblies 500 are connected to the two sets of the clamping jaw structures 400 in a one-to-one correspondence, at least a clamping position and a releasing position are provided on a moving path of the clamping jaw structures 400, and the two sets of detecting assemblies 500 respectively correspond to the clamping position and the releasing position.

In the jaw apparatus 10 of the present embodiment, two sets of detection assemblies 500 may be used to detect the zero position and the detection position of the jaw structure 400, respectively. For example, when the jaw apparatus 10 is in the initial state, the distance between the two jaw structures 500 is the maximum state, at this time, the zero detection blocking piece 520 blocks the zero position sensor 510, the rotary driving piece 210 is at the initial position, then the rotary driving piece 210 is started and rotates, the rotary driving piece 210 and the driving gear 220 synchronously rotate and drive the moving block 310 to move in the linear direction, the zero detection blocking piece 520 is separated from the zero position sensor 510, and the two jaw structures 500 slide relatively along the chute 231 to reduce the distance and shrink; when the clamping jaw structure 500 clamps the detection container, the rotation of the rotation driving member 210 is blocked, and at the moment, the detection blocking pieces 520 in the other group of detection assemblies 500 do not block the position sensor 510, and the zero point detection blocking pieces 520 also do not block the zero point position sensor 510; when no object is gripped or the gripped object falls down halfway, the rotation driving member 210 continues to rotate to the set value, and at this time, the other group of detection blocking pieces 520 block the position sensor 510, and the zero point detection blocking pieces 520 do not block the zero point position sensor 510 either. Otherwise, the jaw structure 500 is opened.

The utility model also provides a detection device comprising a jaw arrangement 10 according to any of the embodiments described above.

It can be understood that, in the detection apparatus of this embodiment, by providing the clamping jaw device 10 in any one of the embodiments, the clamping jaw device 10 is configured to locate the moving component 300 in the accommodating cavity 110 of the mounting base 100, and by implementing the connection between the driving component 200 and the moving component 300 in a meshing manner, on the premise of implementing the driving function of the clamping jaw device 10, the overall structure of the clamping jaw filter paper is compact, and compared with the clamping jaw mechanism in the existing detection apparatus, the purpose of reducing the space occupied by the clamping jaw device 10 can be achieved, thereby meeting the miniaturization design requirement of the detection apparatus.

In the description of the embodiments of the present utility model, it should be noted that the terms "center", "longitudinal", "lateral", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are merely for convenience in describing the embodiments of the present utility model and simplifying the description, and do not indicate or imply that the apparatus or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the embodiments of the present utility model. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In describing embodiments of the present utility model, it should be noted that, unless explicitly stated and limited otherwise, the terms "coupled," "coupled," and "connected" should be construed broadly, and may be either a fixed connection, a removable connection, or an integral connection, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium. The specific meaning of the above terms in embodiments of the present utility model will be understood in detail by those of ordinary skill in the art.

In embodiments of the utility model, unless expressly specified and limited otherwise, a first feature "up" or "down" on a second feature may be that the first and second features are in direct contact, or that the first and second features are in indirect contact via an intervening medium. Moreover, a first feature being "above," "over" and "on" a second feature may be a first feature being directly above or obliquely above the second feature, or simply indicating that the first feature is level higher than the second feature. The first feature being "under", "below" and "beneath" the second feature may be the first feature being directly under or obliquely below the second feature, or simply indicating that the first feature is less level than the second feature.

In the description of the present specification, a description referring to terms "one embodiment," "some embodiments," "examples," "specific examples," or "some examples," etc., means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the embodiments of the present utility model. In this specification, schematic representations of the above terms are not necessarily directed to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples. Furthermore, the different embodiments or examples described in this specification and the features of the different embodiments or examples may be combined and combined by those skilled in the art without contradiction.

Finally, it should be noted that: the above embodiments are only for illustrating the technical solution of the present utility model, and are not limiting; although the utility model has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical scheme described in the foregoing embodiments can be modified or some technical features thereof can be replaced by equivalents; such modifications and substitutions do not depart from the spirit and scope of the technical solutions of the embodiments of the present utility model.

Claims

1. A jaw apparatus, comprising:

the mounting seat is provided with a containing cavity;

the driving assembly is detachably connected with the mounting seat;

2. The clamping jaw device as claimed in claim 1, wherein the mounting base is provided with a mounting hole communicated with the mounting base; the driving assembly comprises a rotary driving piece and a driving gear, the driving gear is respectively connected with the two groups of moving assemblies in a meshed mode, the two groups of moving assemblies are symmetrical in center, the rotary driving piece is detachably connected to the mounting seat, and the output end of the rotary driving piece stretches into the accommodating cavity from the mounting hole and is connected to the driving gear.

3. A jaw apparatus according to claim 2, wherein the moving assembly further comprises a moving block and a reset member, the jaw structures being detachably connected to the moving block and the reset member being movably received in the receiving cavity, the reset member being connected to the moving assembly and an inner wall of the receiving cavity, respectively, and being adapted to urge the two sets of jaw structures to move in a direction towards each other.

4. A jaw apparatus according to claim 3, wherein the moving block comprises a rack portion, a connecting portion and a positioning portion which are connected, the connecting portion is slidably disposed relative to the mounting base, the jaw structure is detachably connected to one side of the connecting portion, the rack portion is engaged with the driving gear, the positioning portion is disposed on a side, away from the jaw structure, of the connecting portion, and one end, away from the inner wall of the accommodating cavity, of the resetting member is connected to the positioning portion.

5. The clamping jaw device as claimed in claim 4, wherein the mounting seat is provided with a fixing hole communicated with the accommodating cavity, and the connecting part is provided with a guide hole in a penetrating manner; the moving assembly further comprises at least one guide shaft, wherein the guide shaft penetrates through the fixing hole and is accommodated in the accommodating cavity, and the guide shaft penetrates through the guide hole and is in sliding fit with the connecting part; when the number of the guide shafts is multiple, the guide shafts are parallel and are arranged at intervals, one guide shaft penetrates through the positioning part, and the resetting piece is sleeved on the guide shaft.

6. A jaw apparatus according to claim 1, wherein the sides of the two sets of jaw structures facing each other are each provided with a clamping groove, the clamping grooves being polygonal or arcuate.

7. The clamping jaw device according to claim 6, wherein the clamping jaw structure comprises a clamping portion and a flexible buffer portion, a mounting groove is formed in one side of the clamping portion, the buffer portion is embedded in the mounting groove, the clamping groove is formed in one side, away from the clamping portion, of the buffer portion, and the buffer portion is used for being in contact with an external object to be clamped.

8. A jaw apparatus as claimed in claim 1, further comprising a detection assembly comprising a position sensor and a detection flap, the position sensor being removably connected to the jaw structure or the movement assembly, the position sensor being removably connected to the mounting base and the position sensor being in inductive engagement with the detection flap.

9. A jaw apparatus according to claim 8, wherein the number of said detecting members is two, and wherein two sets of said detecting members are connected to two sets of said jaw structures in one-to-one correspondence, and wherein said jaw structures have at least a gripping position and a releasing position on a moving path thereof, and wherein said two sets of detecting members correspond to said gripping position and said releasing position, respectively.

10. A testing apparatus comprising a jaw arrangement according to any one of claims 1 to 9.