CN220560943U - Compressing mechanism - Google Patents

Abstract

The utility model discloses a compressing mechanism, which comprises a mounting base, a first fixing seat, a second fixing seat, a compressing part, a first unlocking part and a second unlocking part, wherein the first fixing seat is fixedly connected with the mounting base; wherein: the mounting base extends along a first direction, and the first fixing seat and the second fixing seat are arranged on the mounting base at intervals along the first direction; the first unlocking part extends along a first direction and is arranged on the first fixing seat in a mode of elastically sliding along the first direction; the second unlocking part extends along the first direction and is arranged on the second fixing seat in a mode of elastically sliding along the first direction; the compressing part is rotatably arranged on the second fixing seat along the second direction and comprises a third fixing end and a compressing end, and the compressing part can be switched between an unlocking state and a compressing state. The utility model can fix the products of the automatic production line, avoid interference and collision and ensure the normal operation of production.

Description

Compressing mechanism

Technical Field

The utility model relates to the technical field of automatic production, in particular to a pressing mechanism.

Background

An automated production line refers to a production organization that implements a product process by an automated machine system. The method is formed on the basis of further development of a continuous production line and is characterized in that: the processing object is automatically transferred from one machine tool to another machine tool, and the machine tool automatically performs processing, loading and unloading, inspection and the like; all the machine equipment operates at a uniform beat and the production process is highly continuous. The automatic production line aims at being stable, accurate and fast, and if the automatic production line body generates interference and collision, the subsequent production process can be greatly influenced.

Disclosure of Invention

The utility model aims to solve the problems of interference and collision of an automatic wire body. The utility model provides a pressing mechanism which can fix products of an automatic production line, avoid interference and collision and ensure normal operation of production.

In order to solve the technical problems, the embodiment of the utility model discloses a compressing mechanism, which comprises a mounting base, a first fixing seat, a second fixing seat, a compressing part, a first unlocking part and a second unlocking part; wherein:

the mounting base extends along a first direction, and the first fixing seat and the second fixing seat are arranged on the mounting base at intervals along the first direction;

the first unlocking part extends along the first direction and is arranged on the first fixing seat in a mode of elastically sliding along the first direction, and comprises a first fixed end and a first operation end, wherein the first operation end is used for a user to operate the first unlocking part so as to enable the first fixed end to move along the first direction;

the second unlocking part extends along the first direction and is arranged on the second fixing seat in a mode of elastically sliding along the first direction, and comprises a second fixed end and a second operation end, wherein the second operation end is used for a user to operate the second unlocking part so as to enable the second fixed end to move along the first direction;

The pressing part is rotatably arranged on the second fixing seat along a second direction, the second direction surrounds a third direction, the third direction is perpendicular to the first direction, the pressing part comprises a third fixed end and a pressing end, and the pressing part can be switched between an unlocking state and a pressing state;

in the unlocking state, the third fixed end is opposite to the first fixed end along the first direction, and the second fixed end is positioned below the third fixed end and used for limiting the third fixed end to move positively along the second direction;

in the compressed state, the second fixed end is separated from the third fixed end and is located below the first fixed end, the third fixed end is located below the first fixed end, and movement of the third fixed end along the second direction is limited.

By adopting the technical scheme, the first unlocking part is arranged on the first fixing seat in a mode that the first unlocking part elastically slides along the first direction, so that the first operation end can operate the first unlocking part to move along the first direction relative to the first fixing seat, and further drive the first fixing end to move along the first direction relative to the first fixing seat, so that the position relationship between the first fixing end, the second fixing end and the third fixing end can be changed, for example, when the compacting part is required to be switched from the compacting state to the unlocking state, the first unlocking part can be operated, the first fixing end can move along the first direction in a direction far away from the third fixing end, at the moment, the third fixing end is not arranged below the first fixing end, the first fixing end can not be limited by the first fixing end, the compacting part can move reversely along the second direction, the compacting part is switched to the unlocking state, the second fixing end is separated from the first fixing end in a direction far away from the first fixing end, and the third fixing end is limited by the second fixing end, and the compacting part cannot be limited to move along the second direction, namely, and the compacting part cannot be changed in a random movement state, so that the stability is ensured.

The second unlocking part is arranged on the second fixing seat in a mode that the second unlocking part can elastically slide along the first direction, so that the second operation end can operate the second unlocking part to move along the first direction relative to the second fixing seat, the second fixing end is driven to move along the first direction relative to the second fixing seat, the position relation between the second fixing end and the first fixing end and the third fixing end can be changed, for example, when the compressing part is required to be switched to the compressing state from the unlocking state, the second unlocking part can be operated, the second fixing end can move along the first direction towards the direction close to the first fixing end until the second fixing end is positioned below the first fixing end, at the moment, the third fixing end is not positioned above the second fixing end, the compressing part can be positively moved along the second direction until the third fixing end is positioned below the first fixing end, the compressing part can be switched to the compressing state, the second fixing end and the third fixing end cannot be randomly moved under the limitation of the first fixing end, the compressing state can be replaced, the stability of the compressing state can be ensured, the structure is reliable and stable, the operation is simple, and the self-locking effect can be realized without external power.

According to another embodiment of the present utility model, the embodiment of the present utility model discloses a pressing mechanism, wherein the first fixed end includes a first inclined surface, and the third fixed end includes a second inclined surface, wherein:

when the second operation end is pressed by a user in a direction towards the first unlocking part until the second fixing end is positioned below the first fixing end, the third fixing end is separated from the second fixing end, the pressing part can rotate forward in a second direction, so that the second inclined surface pushes against the first inclined surface, the third fixing end is positioned below the first fixing end, the pressing end moves forward towards the mounting base, a pressing space is formed, and at the moment, the pressing part is in a pressing state;

when the first operation end is stretched by a user along the direction away from the second unlocking part until the first fixed end is separated from the third fixed end, the second unlocking part can move along the first direction along the direction away from the first unlocking part, the pressing part can reversely rotate along the second direction, and when the second fixed end moves to the position below the third fixed end, the second unlocking part and the pressing part stop moving, and at the moment, the pressing part is in an unlocking state.

By adopting the technical scheme, through the inclined plane cooperation of the first inclined plane of the first fixed end and the second inclined plane of the third fixed end, when the compressing part is changed into a compressing state from an unlocking state, the second inclined plane of the third fixed end can easily push the first inclined plane of the first fixed end to move to the lower part of the first fixed end, and the third fixed end is smaller in resistance relative to the arrangement without inclination and can move to the lower part of the first fixed end more easily.

According to another specific embodiment of the utility model, the embodiment of the utility model discloses a pressing mechanism, the second fixed end is provided with a first groove, in the unlocking state, the third fixed end is positioned in the first groove, and the bottom wall of the first groove is positioned below the third fixed end; in the compression state, the first fixed end is located in the first groove, the groove bottom wall of the first groove is located below the first fixed end, and along the first direction, the first groove is closer to the first fixing seat than the third fixed end.

By adopting the technical scheme, through seting up first recess at the second stiff end for when the unblock state, the third stiff end is located the first recess of second stiff end, the motion of third stiff end can be restricted, guarantees the stability of unblock state, and simultaneously when compressing tightly the state, the first stiff end is located the first recess of second stiff end, and the third stiff end is located the side of second stiff end, and the motion of second stiff end is restricted, and the while third stiff end is located the below of first stiff end, and the motion of third stiff end has also been restricted, guarantees the stability of compressing tightly the state.

According to another specific embodiment of the present utility model, the embodiment of the present utility model discloses a pressing mechanism, where the pressing portion further includes a connecting arm, two ends of the connecting arm are respectively connected to the third fixed end and the pressing end, the second fixing base includes a recess, and the connecting arm is located in the recess and is rotationally connected to the second fixing base through a rotating shaft, and the rotating shaft extends along the third direction; the connecting arm is elastically connected with the mounting base.

By adopting the technical scheme, the connecting arm is connected with the second fixing seat through the rotating shaft and is elastically connected with the mounting base, so that after the third fixing end is not limited by the second fixing end, the pressing part can automatically rotate around the rotating shaft in the positive direction under the elastic action, and the pressing part is changed from the unlocking state to the pressing state; meanwhile, after the third fixed end is not limited by the first fixed end, the pressing part can automatically reversely rotate around the rotating shaft along the second direction under the elastic action, so that the pressing part is changed from a pressing state to an unlocking state.

According to another specific embodiment of the utility model, the embodiment of the utility model discloses a compressing mechanism, a torsion spring is sleeved on the rotating shaft, one end of the torsion spring is connected with the connecting arm, and the other end of the torsion spring is connected with the mounting base.

By adopting the technical scheme, the compressing part can rotate positively along the second direction around the rotating shaft through the elastic action of the torsion spring, so that the compressing part is changed into a compressing state from an unlocking state, and meanwhile, the compressing part can rotate reversely along the second direction around the rotating shaft through the elastic action of the torsion spring, so that the compressing part is changed into the unlocking state from the compressing state.

According to another embodiment of the utility model, a hold-down mechanism is disclosed, the hold-down end being resiliently coupled to the connecting arm.

By adopting the technical scheme, the compressing end is elastically connected with the connecting arm, namely, the compressing end can move along the third direction, so that the compressing space formed by the compressing end can be adjusted according to the height of the compressing equipment.

According to another specific embodiment of the utility model, the embodiment of the utility model discloses a compressing mechanism, wherein the compressing end further comprises a compressing block, and the compressing block is made of nylon.

By adopting the technical scheme, as the compression block is in direct contact with the compression equipment, the compression block is made of nylon, and damage to the compression equipment can be reduced.

According to another specific embodiment of the utility model, the embodiment of the utility model discloses a pressing mechanism, wherein the first fixing seat comprises a first sub-fixing seat, a second sub-fixing seat and a third sub-fixing seat, and the first sub-fixing seat, the second sub-fixing seat, the third sub-fixing seat and the second fixing seat are sequentially arranged on the mounting base at intervals along the first direction; the first fixed end penetrates through the third sub-fixing seat, the first unlocking part further comprises a first connecting shaft, the first connecting shaft extends along the first direction, the first connecting shaft penetrates through the first sub-fixing seat and the second sub-fixing seat, and two ends of the first connecting shaft are respectively connected with the first fixed end and the first operation end.

By adopting the technical scheme, the first fixed end and the first operation end are connected by the first connecting shaft penetrating through the first sub-fixed seat and the second sub-fixed seat, so that the horizontal movement of the first unlocking part along the first direction can be ensured not to deviate.

According to another specific embodiment of the utility model, the first fixing end is provided with a guide hole, the third sub-fixing seat is provided with a guide pin extending along the fourth direction, the fourth direction is perpendicular to the first direction and the third direction respectively, and the guide hole can move along the first direction relative to the guide pin and is used for guiding the first fixing end to horizontally move along the first direction.

By adopting the technical scheme, the horizontal movement of the fixed end along the first direction is ensured through the cooperation of the guide hole and the guide pin, so that the movement direction of the fixed end does not deviate.

According to another specific embodiment of the utility model, the embodiment of the utility model discloses a pressing mechanism, a first elastic piece is sleeved on the first connecting shaft, one end of the first elastic piece is connected with the second sub-fixing seat, and the other end of the first elastic piece is connected with the first fixing end.

By adopting the technical scheme, the first elastic piece is sleeved on the first connecting shaft, so that the first operation end can operate the first fixed end to move along the first direction under the action of elasticity, and other power sources are not needed.

According to another embodiment of the present utility model, a pressing mechanism is disclosed, wherein the first fixed end includes a floating joint, and the first elastic member is connected by the floating joint.

By adopting the technical scheme, the floating joint can eliminate interference phenomenon generated by connection errors between the first connecting shaft and the first fixed end, and meanwhile, the machining precision between the matched parts can be moderately amplified.

According to another specific embodiment of the present utility model, an embodiment of the present utility model discloses a pressing mechanism, wherein the second unlocking portion further includes a second connecting shaft extending along the first direction, two ends of the second connecting shaft are respectively connected to the second fixing end and the second operating end, and at least a portion of the second connecting shaft penetrates through the second fixing seat.

By adopting the technical scheme, through setting up the second connecting axle for the length of second stiff end along the horizontal movement of first direction can increase, also can guarantee the precision of motion simultaneously.

According to another specific embodiment of the utility model, the embodiment of the utility model discloses a pressing mechanism, a second elastic piece is sleeved on the second connecting shaft, one end of the second elastic piece is connected with the second operating end, and the other end of the second elastic piece is connected with the second fixing seat.

By adopting the technical scheme, the second elastic piece is sleeved on the second connecting shaft, so that the second operation end can operate the second fixed end to move along the first direction under the action of elasticity, and other power sources are not needed.

According to another embodiment of the present utility model, a pressing mechanism is disclosed, wherein the second connecting shaft includes two connecting shafts spaced apart along the third direction.

By adopting the technical scheme, the two connecting shafts can be respectively connected with the two sides of the first groove of the first fixed end, so that the synchronous movement of the two sides of the first groove of the first fixed end and the stability and the precision of the horizontal movement are ensured.

According to another embodiment of the present utility model, a pressing mechanism is disclosed in the embodiment of the present utility model, wherein the second operation end includes a first connection plate and a first handle, one end of the first connection plate is connected to the second elastic member, and the other end is connected to the first handle.

By adopting the technical scheme, through setting up first handle, improve the experience of operator's operation and feel to can reach the effect of single hand operation.

Drawings

Fig. 1 shows a complete perspective view of the pressing mechanism according to an embodiment of the utility model, with the pressing part in the unlocked state.

Fig. 2 shows an enlarged view of region a in fig. 1, with the hold-down in the unlocked state.

Fig. 3 shows a perspective view of the pressing portion, the second unlocking portion and the first fixing end according to the embodiment of the present utility model, wherein the pressing portion is in an unlocked state.

Fig. 4 shows a complete perspective view of the hold-down mechanism of an embodiment of the utility model, with the hold-down section in a hold-down state.

Fig. 5 shows an enlarged view of the region B in fig. 4, in which the pressing portion is in a pressed state.

Fig. 6 shows a perspective view of the pressing portion, the second unlocking portion and the first fixing end of the embodiment of the present utility model, in which the pressing portion is in an uncompacted state.

Fig. 7 is a perspective view showing a pressing portion and a second unlocking portion of the embodiment of the present utility model, in which a specific structure of the second fixing end is shown.

Fig. 8 shows a connection structure of the first connection shaft and the floating joint according to the embodiment of the present utility model, in which a specific structure of the floating joint is shown.

Fig. 9 shows a connection structure between the first connection shaft and the first fixed end in the embodiment of the present utility model.

Detailed Description

Further advantages and effects of the present utility model will become apparent to those skilled in the art from the disclosure of the present specification, by describing the embodiments of the present utility model with specific examples. While the description of the utility model will be described in connection with the preferred embodiments, it is not intended to limit the inventive features to the implementation. Rather, the purpose of the utility model described in connection with the embodiments is to cover other alternatives or modifications, which may be extended by the claims based on the utility model. The following description contains many specific details for the purpose of providing a thorough understanding of the present utility model. The utility model may be practiced without these specific details. Furthermore, some specific details are omitted from the description in order to avoid obscuring the utility model. It should be noted that, without conflict, the embodiments of the present utility model and features of the embodiments may be combined with each other.

It should be noted that in this specification, like reference numerals and letters denote like items in the following figures, and thus once an item is defined in one figure, no further definition or explanation thereof is necessary in the following figures.

In the description of the present embodiment, it should be noted that the azimuth or positional relationship indicated by the terms "upper", "lower", "inner", "bottom", etc. are based on the azimuth or positional relationship shown in the drawings, or the azimuth or positional relationship in which the inventive product is conventionally put in use, are merely for convenience of describing the present utility model and simplifying the description, and are not indicative or implying that the apparatus or element to be referred to must have a specific azimuth, be configured and operated in a specific azimuth, and therefore should not be construed as limiting the present utility model.

The terms "first," "second," and the like are used merely to distinguish between descriptions and are not to be construed as indicating or implying relative importance.

In the description of the present embodiment, it should also be noted that, unless explicitly specified and limited otherwise, the terms "disposed," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; 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 embodiment can be understood in a specific case by those of ordinary skill in the art.

For the purpose of making the objects, technical solutions and advantages of the present utility model more apparent, embodiments of the present utility model will be described in further detail below with reference to the accompanying drawings.

Referring to fig. 1, an embodiment of the present application provides a pressing mechanism, including a mounting base 1, a first fixing base 2, a second fixing base 3, a pressing portion 4, a first unlocking portion 5, and a second unlocking portion 6; wherein: the mounting base 1 extends along a first direction (namely, the X-axis direction shown in fig. 1), and the first fixing seat 2 and the second fixing seat 3 are arranged on the mounting base 1 at intervals along the first direction; the first unlocking part 5 extends along a first direction and is mounted on the first fixing seat 2 in a mode of elastically sliding along the first direction, the first unlocking part 5 comprises a first fixed end 51 and a first operation end 52, and the first operation end 52 is used for a user to operate the first unlocking part 5 so as to enable the first fixed end 51 to move along the first direction; the second unlocking part 6 extends along the first direction and is mounted on the second fixing seat 3 in a mode of elastically sliding along the first direction, the second unlocking part 6 comprises a second fixed end 61 and a second operation end 63, and the second operation end 63 is used for a user to operate the second unlocking part 6 so as to enable the second fixed end 61 to move along the first direction; the pressing part 4 is rotatably mounted to the second fixing base 3 in a second direction (i.e., a direction shown in fig. 1), the second direction surrounds a third direction (i.e., a Y-axis direction shown in fig. 1), the third direction is perpendicular to the first direction, the pressing part 4 includes a third fixed end 41 and a pressing end 42, and the pressing part 4 can be switched between an unlocked state (refer to fig. 1) and a pressed state (refer to fig. 4).

Illustratively, referring to fig. 1 and 2, in the unlocked state, the third fixed end 41 is disposed opposite the first fixed end 51 in the first direction (i.e., the X-direction shown in fig. 2), and the second fixed end 61 is located below the third fixed end 41 for limiting forward movement of the third fixed end 41 in the second direction (i.e., movement in the b-direction shown in fig. 2).

Illustratively, referring to fig. 4 and 5, in the compressed state, the second fixing end 61 is separated from the third fixing end 41 and is located below the first fixing end 51, the third fixing end 41 is located below the first fixing end 51, and the reverse movement of the third fixing end 41 in the second direction (i.e., the c-direction shown in fig. 4) is restricted.

Wherein, the first unlocking portion 5 is mounted on the first fixing base 2 in a manner of elastically sliding along the first direction, so that when the first operation end 52 is operated to move left (i.e. move along d direction shown in fig. 4) and right (i.e. move along e direction shown in fig. 4) relative to the first fixing base 2 by the first unlocking portion 5, the first fixing end 51 is driven to move left (i.e. move along d direction shown in fig. 4) and right (i.e. move along e direction shown in fig. 4) relative to the first fixing base 2, the positional relationship between the first fixing end 51 and the second fixing end 61 and the third fixing end 41 can be changed, for example, when the pressing portion 4 is switched from the pressing state (i.e. state shown in fig. 4) to the unlocking state (i.e. state shown in fig. 1), the first operation end 52 can be operated, so that the first fixing end 51 moves away from the third fixing end 41 in the first direction (i.e. move along d direction shown in fig. 4), the third fixing end 41 does not move below the first fixing end 51, the first fixing end 41 can not move away from the first fixing end 51 in the first direction, and the second fixing end 61 is not restricted by the first fixing end 41 in the direction (i.e. move along e. the direction shown in fig. 4) at this time, the second fixing end 41 is not restricted by the second fixing end 41) and the second fixing end 41 is switched to the first fixing end 1 (i.e. is restricted by the second fixing end 41) in the direction shown in the direction (i.e. 4) and the direction shown in the direction 1), so that the movement of the pressing part 4 along the second direction (i.e. the movement in the direction a shown in fig. 1) is limited, i.e. the pressing part 4 cannot move at will to change the state, and the stability of the unlocking state is ensured.

The second unlocking part 6 is mounted on the second fixing seat 3 in a manner of elastically sliding along the first direction, so that when the second operation end 63 is required to switch the pressing part 4 from the unlocking state (i.e. the state shown in fig. 1) to the pressing state (i.e. the state shown in fig. 4), the second operation end 63 can be operated, so that the second fixing end 61 moves along the first direction (i.e. the direction d shown in fig. 1) towards the left (i.e. the direction d shown in fig. 1) and towards the right (i.e. the direction e shown in fig. 1) relative to the second fixing seat 3, thereby driving the second fixing end 61 to move along the first direction (i.e. the direction d shown in fig. 1) towards the left (i.e. the direction d shown in fig. 1) relative to the second fixing seat 3, so that the positional relationship between the second fixing end 61 and the first fixing end 51 and the third fixing end 41 can be changed, for example, when the pressing part 4 is required to switch from the unlocking state (i.e. the state shown in fig. 1) to the pressing state (i.e. the state shown in fig. 4), the second fixing end 61 moves along the direction close to the first fixing end 51 (i.e. the direction d shown in fig. 1) until the second fixing end 61 is located below the first fixing end 51, and the third fixing end 61 is located below the first fixing end 41, and the third fixing end 41 is not located below the first fixing end 1, and the second fixing end 41 is required to move along the direction (1) and the direction and the pressing state can be freely and can be prevented.

The utility model provides a hold-down mechanism is a upset hold-down mechanism, need not external power source, can realize compressing tightly and the unblock of product through mechanical interlocking, simultaneously on annular production line, operating personnel need not to stride across the production line and carry out unblock or compress tightly the operation to the other end of product, easy and simple to handle and realized single purpose that can realize compressing tightly and unblock in step, through compressing tightly to the production line product, avoid the interference and the collision that the non-personnel operation caused the production line product, influence the normal running of production line, also solved the fixed problem of product under the condition that does not have external power ingeniously, this compact structure simultaneously, small, still can be used to any tool equipment that has the demand of compressing tightly on, need not to increase extra facility, but safe auto-lock.

The following describes the detailed structures of the mounting base 1, the first fixing base 2, the second fixing base 3, the pressing portion 4, the first unlocking portion 5 and the second unlocking portion 6 in detail with reference to fig. 1 to 6, and it should be noted that the shape and the material of each structure of the mounting base 1, the first fixing base 2, the second fixing base 3, the pressing portion 4, the first unlocking portion 5 and the second unlocking portion 6 are not specifically limited, so long as the corresponding functions can be realized.

Illustratively, referring to fig. 1, the mounting base 1 is provided with a first opening 11, through which the weight of the whole pressing mechanism can be reduced, a first fixing base 2 and a second fixing base 3 are disposed on the mounting base 1 along a first direction (i.e., an X-axis direction shown in fig. 1) at intervals, a second groove 31 is formed in the second fixing base 3, for placing a connecting arm 43 described later, and protruding portions at two ends of the second groove 31 along a third direction (i.e., a Y-axis direction shown in fig. 1) are a first protruding portion 311 at a front end and a second protruding portion 312 at a rear end, respectively.

The first fixing base 2 includes a first sub-fixing base 21, a second sub-fixing base 22 and a third sub-fixing base 23, the third sub-fixing base 23 is provided with a guide pin 231 extending along a fourth direction (i.e. a Z-axis direction shown in fig. 1) for being matched with a guide hole 513 (refer to fig. 3) described later, the fourth direction is perpendicular to the first direction (i.e. an X-axis direction shown in fig. 1) and the third direction (i.e. a Y-axis direction shown in fig. 1), and the compressing device is placed on the first sub-fixing base 21, the second sub-fixing base 22 and the third sub-fixing base 23, so that the horizontal movement of the first unlocking part 5 and the second unlocking part 6 along the first direction is ensured not to deviate by providing a plurality of fixing bases.

As an example, with continued reference to fig. 1, the first unlocking portion 5 further includes a first connecting shaft 53, the first connecting shaft 53 extends along a first direction (i.e. the X-axis direction shown in fig. 1), the first connecting shaft 53 penetrates through the first sub-fixing seat 21 and the second sub-fixing seat 22, the first fixing end 51 penetrates through the third sub-fixing seat 23, the first connecting shaft 53 is sleeved with the first elastic member 531, one end 5311 of the first elastic member 531 is connected to the second sub-fixing seat 22, and the other end 5312 is connected to the first fixing end 51. The first elastic member 531 is sleeved on the first connecting shaft 53, so that the first operating end 52 can operate the first fixed end 51 to move along the first direction under the action of elasticity, and no other power source is needed.

Referring to fig. 1 and 4, for example, the first operation end 52 is pulled, the first fixing end 51 may move in the d direction shown in fig. 4 under the stretching action of the first elastic member 531, at this time, the compressing portion 4 may be converted from the compressing state of fig. 4 to the unlocking state of fig. 1, and at the same time, the first fixing end 51 is restored to the original position under the elastic restoring force of the first elastic member 531; meanwhile, when the pressing portion 4 is converted from the unlocked state of fig. 1 to the pressed state of fig. 4, the first fixing end 51 can move along the d direction shown in fig. 1 under the compression action of the first elastic member 531 when the third fixing end 41 is pressed against the first fixing end 51, and when the third fixing end 41 is not pressed against any more, the first fixing end 51 is restored to the original position under the elastic restoring force of the first elastic member 531.

The type of the first elastic member 531 is not limited, and only the part having the elastic force may be, for example, a compression spring, and meanwhile, the specific connection position of the first elastic member 531 is not limited, for example, one end 5311 of the first elastic member 531 may be connected to the first sub-fixing seat 21, and the other end 5312 of the first elastic member 531 is connected to the second sub-fixing seat 22, so long as the first operation end 52 can operate the first fixing end 51 to move along the first direction.

Referring to fig. 1 and fig. 3 in combination, the first fixing end 51 includes a floating joint 512 and a metal piece 510, a guide hole 513 and a second hole 514 are formed in the metal piece 510, the guide hole 513 is used for limiting the movement of the guide pin 231 along the X-axis direction, the second hole 514 is matched with the floating joint 512 and is connected with the floating joint 512, the shape of the second hole 514 is not limited as long as the second hole 514 can be matched with the floating joint 512 within the protection scope of the application, for example, the shape of the hole shown in fig. 6, two rectangular holes with unequal areas are formed along the first direction (i.e. the X-axis direction shown in fig. 3), and the area close to the guide hole 513 is larger. The floating connector 512 is connected to the other end 5312 of the first elastic member 531, and the floating connector 512 can eliminate interference between the first connecting shaft 53 and the first fixing end 51 due to connection error, and can properly amplify the machining precision between the mating members.

Referring to fig. 8 and referring to fig. 9 for details of the structure of the floating joint 512, the floating joint 512 is composed of two parts, including a circular block 5121 connected to the other end 5312 of the first elastic member 531 and a joint block 5122 connected to the first fixed end 51 in an embedded manner, wherein the circular block 5121 is also connected to one end of the first connecting shaft 53, one end of the joint block 5122 is shaped to match the shape of the second opening 514, and the other end of the joint block 5122 is connected to the circular block 5121 and is shaped to be a circle with a radius smaller than that of the circular block 5121.

It should be noted that, the connection manner between the first elastic member 531 and the metal member 510 is not limited thereto, and the guide hole 513 can move along the first direction (i.e. the X-axis direction shown in fig. 1) relative to the guide pin 231, so as to guide the first fixed end 51 to move horizontally along the first direction (i.e. the X-axis direction shown in fig. 1).

Wherein, the horizontal movement of the first fixed end 51 along the first direction is ensured by the cooperation of the guide hole 513 and the guide pin 231, so that the movement direction does not deviate.

Illustratively, referring to fig. 1 in combination with fig. 2, the first fixing end 51 further includes a first inclined surface 511, and the third fixing end 41 includes a second inclined surface 411, wherein, when the second operating end 63 is pressed by a user in a direction toward the first unlocking portion 5 (i.e., in a d direction shown in fig. 1), the second fixing end 61 moves in the d direction shown in fig. 1 under compression of the second elastic member 623 and the fourth elastic member 625 until the second fixing end 61 is located under the first fixing end 51, the third fixing end 41 is separated from the second fixing end 61 and is no longer restricted by the second fixing end 61, at which time the pressing portion 4 can be rotated forward in the second direction (i.e., moved in a b direction shown in fig. 2), so that the second inclined surface 411 can be pressed against the first inclined surface 511, so that the first fixing end 51 can be moved a distance in the d direction shown in fig. 1 under compression of the first elastic member 531, and the third fixing end 41 is located under the first fixing end 51, the first fixing end 51 is automatically restored to its original position under elastic restoring force of the first elastic member 531, the fixing end is restored to the position under the first elastic member (i.e., the pressing portion 41 is pressed against the second fixing end 41) in a direction, at which the movement of the second fixing end 41 is restricted in a direction opposite to the direction shown in fig. 2, and the movement of the second fixing end 41 is pressed forward (i.e., in a direction of the second fixing end 41 is pressed against the second fixing end 41) and a direction shown in fig. 4) is restricted by the movement in a direction of the second fixing end 41) and a direction (i.e., movement in a direction opposite to the direction of the second fixing end 41) and a direction shown in fig. 4), the pressing portion 4 is in a pressed state (i.e., a state shown in fig. 4) at this time.

As an example, referring to fig. 4 in combination with fig. 5, when the first operation end 52 is pulled by the user in a direction away from the second unlocking portion 6 (i.e., in a direction d shown in fig. 4), the first fixing end 51 moves in a direction d shown in fig. 4 under the pulling action of the first elastic member 531, until the first fixing end 51 is separated from the third fixing end 41, i.e., the movement of the third fixing end 41 is not limited, the first fixing end 51 is automatically restored to the original position under the elastic restoring force of the first elastic member 531, the third fixing end 41 can move reversely in a second direction (i.e., in a direction c shown in fig. 4) under the elastic force of the torsion spring, the second fixing end 61 is not limited by the first fixing end 41 and the second fixing end 61 at this time, the second unlocking portion 6 can move in a direction away from the first unlocking portion 5 (i.e., in a direction e shown in fig. 4) under the elastic restoring force of the second elastic member 623 and the fourth elastic member 625, and the second fixing end 61 can move in a state of the second fixing end 61 is stopped under the compression state (i.e., the second fixing portion 41 is compressed and the second fixing portion 1 shown in fig. 4) at this time).

As an example, referring to fig. 3 and 6, the second fixing end 61 is provided with a first groove 611, the protruding parts at two ends of the first groove 611 along the third direction (i.e., the Y-axis direction shown in fig. 3) are a third protruding part 612 at the front end and a fourth protruding part 613 at the rear end, respectively, in the unlocked state (i.e., the state shown in fig. 3), the third fixing end 41 is located in the first groove 611, the groove bottom wall 614 of the first groove 611 is obliquely arranged, the inclination is adapted to the second inclined surface 411 of the third fixing end 41 (as shown in fig. 7), when the groove bottom wall 614 of the first groove 611 is located below the second inclined surface 411 of the third fixing end 41, the movement of the third fixing end 41 along the second direction is limited, and the stability of the unlocked state is ensured; in the pressed state (i.e., the state shown in fig. 6), the first fixing end 51 is located in the first groove 611, the groove bottom wall 614 of the first groove 611 is located below the first fixing end 51, the first groove 611 is closer to the third sub-fixing seat 23 (refer to fig. 5) than the third fixing end 41 in the first direction (i.e., the X-axis direction shown in fig. 6), and a portion of the second inclined surface 411 of the third fixing end 41 is located in the groove bottom wall 614 of the first groove 611, so that the movement of the second fixing end 61 in the first direction is restricted, while the movement of the third fixing end 41 is also restricted below the first fixing end 51, ensuring the stability of the pressed state.

As an example, referring to fig. 6 and referring to fig. 4, the second unlocking part 6 further includes a second connecting shaft 62 extending along a first direction (i.e., an X-axis direction shown in fig. 6), the second connecting shaft 62 includes two connecting shafts disposed at intervals along a third direction (i.e., a Y-axis direction shown in fig. 6), and along the third direction, a first sub-connecting shaft 621 is disposed at a front side, a second sub-connecting shaft 622 is disposed at a rear side, one end of the first sub-connecting shaft 621 is connected to a first connecting plate 631, which will be described later, the other end is connected to a third protruding portion 612 of the first groove 611, which will be described later, and one end of the second sub-connecting shaft 622 is connected to a first protruding portion 311, which will be described later, of the second fixing base 3, and the other end is connected to a fourth protruding portion 613 of the first groove 611, which will be described later, and the second protruding portion 312, which will be described later, which will be passed through the second fixing base 3.

As an example, with continued reference to fig. 6, the first sub-connecting shaft 621 is sleeved with the second elastic member 623, the second sub-connecting shaft 622 is sleeved with the third elastic member 624, one end of the second elastic member 623 is connected to a first connecting plate 631 described below, the other end of the second elastic member 623 is connected to the first protruding portion 311 of the second fixing base 3, one end of the third elastic member 624 is connected to the first connecting plate 631 described below, the other end of the third elastic member 624 is connected to the second protruding portion 312 of the second fixing base 3 described above, the second elastic member 623 is sleeved on the first sub-connecting shaft 621, and the third elastic member 624 is sleeved on the second sub-connecting shaft 622, so that the second operating end 63 can operate the second fixing end 61 to move along the first direction (i.e. the X-axis direction shown in fig. 6) under the action of elasticity without any other power source.

Referring to fig. 1 and 4 in combination with fig. 6, for example, pressing the second operation end 63, the second fixing end 61 may move in the d direction shown in fig. 1 under the compression of the second elastic member 623 and the third elastic member 624, and the pressing portion 4 may be converted from the unlocked state of fig. 1 to the pressed state of fig. 4; meanwhile, when the pressing portion 4 is shifted from the pressed state of fig. 4 to the unlocked state of fig. 1, after the movement of the second fixed end 61 in the first direction (i.e., in the X-axis direction shown in fig. 1) is not restricted, the second fixed end 61 moves in the e-direction shown in fig. 1 by the elastic restoring force of the second elastic member 623 and the third elastic member 624.

The types of the second elastic member 623 and the third elastic member 624 are not limited, and the parts with elastic force can be, for example, compression springs, and the specific connection positions of the second elastic member 623 and the third elastic member 624 are not limited, for example, one end of the second elastic member 623 can be connected to the first protruding portion 311 of the second fixing base 3, the other end of the second elastic member 623 is connected to the third protruding portion 612 of the first groove 611, one end of the third elastic member 624 can be connected to the second protruding portion 312 of the second fixing base 3, and the other end of the third elastic member 624 is connected to the fourth protruding portion 613 of the first groove 611, so long as the first operation end 52 can operate the first fixing end 51 to move along the first direction.

Illustratively, with continued reference to fig. 6, the second operating end 63 includes a first connecting plate 631 and a first handle 632, with one end of the first connecting plate having two sides respectively connected to the second elastic member 623 and the third elastic member 624 described above and the other end connected to the first handle 632. By providing the first handle 632, the experience of the operator operation is improved, and the effect of one-hand operation can be achieved.

Illustratively, with continued reference to fig. 4, the pressing portion 4 further includes a connecting arm 43, where the connecting arm 43 includes a vertical arm 431, a curved arm 432, and a horizontal arm 433, the vertical arm 431 is connected to the third fixed end 41, and a portion of the vertical arm 431 is located in the second groove 31 and is rotatably connected to the second fixing base 3, and the connecting arm 43 is elastically connected to the mounting base 1.

The specific manner of the connection arm 43 and the second fixing seat 3 in the connection is not limited, so long as the rotation function of the connection arm 43 can be realized, for example, the connection can be realized through the rotation of the rotation shaft 434, the rotation shaft 434 extends along the third direction (i.e. the Y-axis direction shown in fig. 1), the specific manner of the elastic connection of the connection arm 43 and the installation base 1 is not limited, for example, a torsion spring (not shown in the drawing) is sleeved on the rotation shaft 434, one end of the torsion spring is connected with the vertical arm 431, the other end of the torsion spring is connected with the installation base 1, the connection arm 43 is connected with the second fixing seat 3 through the rotation shaft and the connection arm 43 is elastically connected with the installation base 1, and the compression part 4 can rotate around the rotation shaft along the second direction (i.e. the a-direction shown in fig. 1) under the elastic action.

As an example, with continued reference to fig. 4, the above-mentioned horizontal arm 433 is elastically connected to the pressing end 42, and the specific manner of elastic connection is not limited in this application, and may be, for example, the first compression spring 421, that is, the pressing end 42 may move along the fourth direction (i.e., the Z-axis direction shown in fig. 4), so that the pressing space formed by the pressing end 42 may be adjusted according to the height of the pressing device, the pressing end 42 further includes the pressing block 422, and the pressing block 422 is made of nylon. Since the compression block 422 directly contacts the compression device, the compression block 422 is made of nylon, so that damage to the compression device can be reduced.

While the utility model has been shown and described with reference to certain preferred embodiments thereof, it will be understood by those skilled in the art that the foregoing is a further detailed description of the utility model with reference to specific embodiments, and it is not intended to limit the practice of the utility model to those descriptions. Various changes in form and detail may be made therein by those skilled in the art, including a few simple inferences or alternatives, without departing from the spirit and scope of the present utility model.

Claims (15)

1. The compressing mechanism is characterized by comprising a mounting base, a first fixing seat, a second fixing seat, a compressing part, a first unlocking part and a second unlocking part; wherein:

the mounting base extends along a first direction, and the first fixing seat and the second fixing seat are arranged on the mounting base at intervals along the first direction;

the first unlocking part extends along the first direction and is arranged on the first fixing seat in a mode of elastically sliding along the first direction, and comprises a first fixed end and a first operation end, wherein the first operation end is used for a user to operate the first unlocking part so as to enable the first fixed end to move along the first direction;

the second unlocking part extends along the first direction and is arranged on the second fixing seat in a mode of elastically sliding along the first direction, and comprises a second fixed end and a second operation end, wherein the second operation end is used for a user to operate the second unlocking part so as to enable the second fixed end to move along the first direction;

the pressing part is rotatably arranged on the second fixing seat along a second direction, the second direction surrounds a third direction, the third direction is perpendicular to the first direction, the pressing part comprises a third fixed end and a pressing end, and the pressing part can be switched between an unlocking state and a pressing state;

In the unlocking state, the third fixed end is opposite to the first fixed end along the first direction, and the second fixed end is positioned below the third fixed end and used for limiting the third fixed end to move positively along the second direction;

in the compressed state, the second fixed end is separated from the third fixed end and is located below the first fixed end, the third fixed end is located below the first fixed end, and movement of the third fixed end along the second direction is limited.

2. The hold-down mechanism of claim 1, wherein the first fixed end comprises a first angled surface and the third fixed end comprises a second angled surface, wherein:

when the second operation end is pressed by a user in a direction towards the first unlocking part until the second fixing end is positioned below the first fixing end, the third fixing end is separated from the second fixing end, the pressing part can rotate forward in a second direction, so that the second inclined surface pushes against the first inclined surface, the third fixing end is positioned below the first fixing end, the pressing end moves forward towards the mounting base, a pressing space is formed, and at the moment, the pressing part is in a pressing state;

When the first operation end is stretched by a user along the direction away from the second unlocking part until the first fixed end is separated from the third fixed end, the second unlocking part can move along the first direction along the direction away from the first unlocking part, the pressing part can reversely rotate along the second direction, and when the second fixed end moves to the position below the third fixed end, the second unlocking part and the pressing part stop moving, and at the moment, the pressing part is in an unlocking state.

3. The hold-down mechanism of claim 1, wherein the second fixed end is provided with a first groove, and in the unlocked state, the third fixed end is positioned in the first groove, and a groove bottom wall of the first groove is positioned below the third fixed end; in the compression state, the first fixed end is located in the first groove, the groove bottom wall of the first groove is located below the first fixed end, and along the first direction, the first groove is closer to the first fixing seat than the third fixed end.

4. The hold-down mechanism of claim 1, wherein the hold-down section further comprises a connecting arm, two ends of the connecting arm are respectively connected with the third fixed end and the hold-down end, the second fixed seat comprises a concave part, the connecting arm is positioned in the concave part and is rotationally connected with the first fixed seat through a rotating shaft, and the rotating shaft extends along the third direction; the connecting arm is elastically connected with the mounting base.

5. The compression mechanism of claim 4, wherein a torsion spring is sleeved on the rotating shaft, one end of the torsion spring is connected with the connecting arm, and the other end of the torsion spring is connected with the mounting base.

6. The hold-down mechanism of claim 4, wherein the hold-down end is resiliently coupled to the connecting arm.

7. The compression mechanism of claim 1, wherein the compression end further comprises a compression block, the compression block being of nylon material.

8. The compression mechanism of claim 1, wherein the first mount comprises a first sub mount, a second sub mount, and a third sub mount, the first sub mount, the second sub mount, the third sub mount, and the second mount being sequentially spaced apart along the first direction on the mounting base; the first fixed end penetrates through the third sub-fixing seat, the first unlocking part further comprises a first connecting shaft, the first connecting shaft extends along the first direction, the first connecting shaft penetrates through the first sub-fixing seat and the second sub-fixing seat, and two ends of the first connecting shaft are respectively connected with the first fixed end and the first operation end.

9. The compression mechanism of claim 8, wherein the first fixed end is provided with a guide hole, the third sub-mount is provided with a guide pin extending in a fourth direction, the fourth direction is perpendicular to the first direction and the third direction, respectively, and the guide hole is movable relative to the guide pin in the first direction for guiding the first fixed end to move horizontally in the first direction.

10. The pressing mechanism of claim 8, wherein a first elastic member is sleeved on the first connecting shaft, one end of the first elastic member is connected with the second sub-fixing seat, and the other end of the first elastic member is connected with the first fixing end.

11. The compression mechanism of claim 10, wherein the first fixed end comprises a floating joint, the floating joint being coupled to the first resilient member.

12. The pressing mechanism of claim 1, wherein the second unlocking portion further comprises a second connecting shaft extending along the first direction, two ends of the second connecting shaft are respectively connected with the second fixing end and the second operating end, and at least a part of the second connecting shaft penetrates through the second fixing seat.

13. The pressing mechanism of claim 12, wherein a second elastic member is sleeved on the second connecting shaft, one end of the second elastic member is connected to the second operating end, and the other end of the second elastic member is connected to the second fixing seat.

14. The compression mechanism of claim 13, wherein the second connecting shaft comprises two spaced apart along the third direction.

15. The compression mechanism of claim 13, wherein the second operating end comprises a first connecting plate and a first handle, one end of the first connecting plate being connected to the second elastic member and the other end being connected to the first handle.