CN219746950U - Pressing mechanism and processing equipment - Google Patents

Abstract

The utility model provides a pressing mechanism and processing equipment, the pressing mechanism is used for being matched with a workpiece, the workpiece is placed on a bottom plate, and the pressing mechanism comprises: a bracket assembly; the lifting piece is movably arranged on the bracket assembly and can lift relative to the bracket assembly along a first direction; the compressing piece is movably arranged on the bracket assembly and is positioned on one side, close to the bottom plate, of the lifting piece, the compressing piece is movably connected with the lifting piece, and the lifting piece can drive the compressing piece to switch between a first state and a second state; in the first state, the pressing piece is separated from the workpiece; in the second state, the pressing member and the bottom plate clamp the workpiece.

Description

Pressing mechanism and processing equipment

Technical Field

The utility model relates to the technical field of processing equipment, in particular to a pressing mechanism and processing equipment.

Background

At present, new energy automobiles represented by storage batteries are rapidly developed, and a battery pack is used as a key component of the new energy automobiles, so that the whole use performance of the automobiles is greatly influenced. On the production assembly line of heavy products such as battery packs or diesel engines, part of stations need to be assembled after the products are overturned, so that a simple, small and reliable compacting tool is indispensable.

In the related art, when a workpiece reaches a station where a tray needs to be turned over, a tightening gun on the station rotates a screw rod on a compressing mechanism around the tray, so that a pressing block is pressed down to tightly press the workpiece, the screw rod is directly abutted to the workpiece, the screw rod is directly stressed, the bearing capacity of the compressing mechanism is poor, and the screw rod is fast in abrasion.

Disclosure of Invention

The present utility model aims to solve at least one of the technical problems existing in the prior art or related art.

To this end, a first aspect of the utility model provides a hold-down mechanism.

The second aspect of the utility model also provides a processing apparatus.

In view of this, a first aspect of the present utility model proposes a pressing mechanism for cooperation with a workpiece, the workpiece being placed on a base plate, the pressing mechanism comprising: a bracket assembly; the lifting piece is movably arranged on the bracket assembly and can lift relative to the bracket assembly along a first direction; the compressing piece is movably arranged on the bracket assembly and is positioned on one side, close to the bottom plate, of the lifting piece, the compressing piece is movably connected with the lifting piece, and the lifting piece can drive the compressing piece to switch between a first state and a second state; in the first state, the pressing piece is separated from the workpiece; in the second state, the pressing member and the bottom plate clamp the workpiece.

The compressing mechanism comprises a bracket component, a lifting piece and a compressing piece, wherein the lifting piece and the compressing piece are movably connected with the bracket component, the compressing piece is movably connected with the lifting piece, and the lifting piece can lift relative to the bracket component along a first direction so as to drive the compressing piece to switch between a first state and a second state. Wherein, under the condition that the compressing element is in the first state, compressing element and work piece separation to carry out other treatments to the work piece, under the condition that the compressing element is in the second state, compressing element and bottom plate centre gripping work piece, and then guarantee that the work piece upset in-process can not drop. According to the utility model, the lifting part is lifted to drive the compressing part movably connected with the lifting part to move, so that the compressing part can compress or loosen a workpiece, wherein the compressing part is movably connected with the lifting part, and the lifting part is connected with the bracket assembly, so that a stress point when the compressing part and the bottom plate clamp the workpiece is transferred to the bracket assembly, the stress condition of the lifting part is improved, the bearing capacity and the service life of the compressing mechanism are improved, and the structure is simple, and the manufacturing cost is reduced.

The pressing mechanism provided by the utility model can also have the following additional technical characteristics:

in some possible designs, the bracket assembly includes: the first bracket is arranged on the bottom plate; the second bracket is arranged at one end of the first bracket far away from the bottom plate, and is provided with a first mounting hole, wherein the lifting piece is movably arranged in the first mounting hole along the first direction, and one end of the lifting piece close to the bottom plate is movably connected with the first bracket; at least two third supports are oppositely arranged on the bottom plate, second mounting holes are formed in the third supports, and the pressing piece is arranged between the two oppositely arranged third supports and movably connected with the second mounting holes.

In this design, the bracket component includes first support, second support and two at least third supports, first support installs on the bottom plate, the second support is installed in the one end that the bottom plate was kept away from to first support, make second support and bottom plate set up relatively, two at least third supports set up relatively on the bottom plate, wherein, be provided with first mounting hole on the second support, the lifter activity sets up in first mounting hole, and can move for first mounting hole, in order to realize the lift of lifter, be provided with the second mounting hole on the third support, the setting of clamp is between two third supports of relative setting, and the both ends of third support are respectively with the second mounting hole swing joint of clamp both sides, in this way, in the in-process that the lifter moved along first direction, can drive the clamp and move for the second mounting hole, and then realize the change of clamp form, so that the clamp switches between the clamp and loosen the work piece.

In some possible designs, the first mounting hole is provided with a matching piece, and the lifting piece is matched with the matching piece so as to enable the lifting piece to descend in a direction close to the bottom plate or ascend in a direction away from the bottom plate along a first direction; in the first state, the lifting piece descends, one end, connected with the pressing piece, of the pressing piece is close to the bottom plate, and one end, far away from the lifting piece, of the pressing piece is far away from the bottom plate; in the second state, the lifting piece ascends, and one end of the pressing piece, which is far away from the lifting piece, is contacted with the workpiece.

In this design, first mounting hole department is provided with the cooperation piece, and the lifter cooperatees with the cooperation piece for the lifter can be followed the direction that is close to the bottom plate along first direction and descend, perhaps is followed the direction that is kept away from the bottom plate along first direction and is risen. Under the condition that the lifting piece descends towards the direction close to the bottom plate, one end, connected with the lifting piece, of the pressing piece moves towards the direction close to the bottom plate, and one end, far away from the lifting piece, of the pressing piece ascends along the first direction, so that the pressing piece is switched to a first state, namely, one end, corresponding to the workpiece, of the pressing piece is gradually far away from the workpiece, and the pressing piece is separated from the workpiece. Under the condition that the lifting piece ascends in the direction away from the bottom plate, one end, connected with the lifting piece, of the pressing piece moves in the direction away from the bottom plate, and one end, away from the lifting piece, of the pressing piece moves in the direction close to the bottom plate, so that the pressing piece is switched to a second state, namely one end, corresponding to the workpiece, of the pressing piece gradually approaches the workpiece, and the pressing piece and the bottom plate are enabled to press the workpiece.

In some possible designs, the engaging member has a threaded hole formed therein, the threaded hole being disposed corresponding to the first mounting hole, and an outer wall surface of the lifting member has an external thread screwed into the threaded hole so that the lifting member can be lifted in the first direction.

In the design, the threaded hole is formed in the matching piece, the external wall surface of the lifting piece is provided with the external thread, and the internal thread is screwed with the external thread, so that the lifting piece can be lifted along the first direction in the rotating process of the lifting piece, and then the state of the pressing piece is switched.

In some possible designs, the lifter includes: the lifting rod penetrates through the first mounting hole; the lifting rod is connected with the connector in a rotating way, and the pressing piece is connected with the connector in a movable way; the sliding block is arranged between the first bracket and the joint, and the joint is in sliding connection with the first bracket through the sliding block.

In this design, the lifter includes lifter, joint and slider, and the lifter wears to establish in first mounting hole for lifter one end is located one side that the second support deviates from the bottom plate, for other mechanism drive lifter motion, and the other end of lifter is located one side that the second support is close to the bottom plate, and the joint is connected with the one end that the lifter is close to the bottom plate, compresses tightly piece and joint swing joint, and then has realized compressing tightly the swing joint of piece and lifter. Wherein, the slider sets up between joint and first support for lifter and first support sliding connection, and then when the lifter rotates in order to carry out the lift of first direction, joint and slider can be along with the connecting rod lift to drive with joint swing joint's compact piece motion, make compact piece switch between first state and second state. In addition, the lifting rod is provided with a limiting piece at one end extending into the connector, so that the lifting rod can be prevented from being separated from the connector.

In some possible designs, the compression member is hinged to the joint.

In this design, compress tightly the piece and articulate with the joint, when the joint goes up and down along with the lifter, compress tightly the one end that the piece is connected with the joint and can rotate for the joint, and compress tightly the one end that the piece is connected with the joint and can also go up and down along with the joint, and then make the one end that compresses tightly the piece and correspond with the work piece can compress tightly the work piece and with the work piece separation between switch.

In some possible designs, the second mounting hole comprises a bar-shaped hole extending in the second direction; the compressing piece comprises a connecting rod and rotating parts arranged on two sides of the connecting rod, one end of the connecting rod is rotationally connected with the lifting piece, the other end of the connecting rod corresponds to the workpiece, the connecting rod is rotationally connected with the rotating parts, and the rotating parts are arranged in the strip-shaped holes and can move in the strip-shaped holes along the second direction.

In this design, the second mounting hole includes the bar hole that extends along the second direction, compress tightly the piece and include the connecting rod and set up the rotation portion at connecting rod both ends, the connecting rod can rotate for rotation portion, rotation portion sets up in the bar downthehole, and can follow the second direction motion, wherein, the one end and the lifter of connecting rod rotate to be connected, the other end and the work piece of connecting rod correspond the setting, like this, at the in-process that the lifter goes up and down for the second support, can drive the connecting rod and rotate for rotation portion, and then make connecting rod one end rise, the other end descends, so that the connecting rod can with bottom plate centre gripping work piece, or connecting rod and work piece separation.

In some possible designs, the hold-down mechanism further comprises: the pressing block is arranged on one side of the pressing piece, which faces the workpiece; and/or the bearing is at least partially arranged in the first mounting hole, and the bearing is arranged on the outer wall surface of the lifting piece in a surrounding mode.

In this design, hold-down mechanism still includes the briquetting, and the briquetting sets up in the one side of compressing tightly piece towards the work piece for compress tightly the work piece, avoid the work piece direct with compressing tightly the piece contact to lead to the surface to be scraped bad. The pressing mechanism can further comprise a bearing, the bearing is arranged in the first mounting hole, the lifting piece is arranged in the bearing in a penetrating mode, reliability of the lifting piece in rotation relative to the first mounting hole is guaranteed, and the situation that the lifting piece is directly rubbed with the first mounting hole to cause abrasion of the first mounting hole is avoided.

According to a second aspect of the present utility model, there is also provided a processing apparatus comprising: the bottom plate is used for placing a workpiece; and at least one hold-down mechanism as set forth in any of the embodiments of the first aspect, the hold-down mechanism being disposed on the base plate.

The processing equipment provided by the second aspect of the utility model has all the beneficial effects of the pressing mechanism because the processing equipment comprises the pressing mechanism provided by any one of the technical schemes. Wherein, hold-down mechanism sets up on the bottom plate, and the bottom plate is used for placing the work piece, and then hold-down mechanism and bottom plate centre gripping work piece jointly, guarantees that the work piece can not drop in the upset process.

In some possible designs, the processing apparatus further comprises: and the tightening mechanism can drive the lifting piece to move so as to enable the lifting piece to lift along the first direction.

In this design, processing equipment still includes tightening mechanism, and tightening mechanism can be connected with the lifter, and then drives the lifter motion for the lifter goes up and down along first direction, and then realizes compressing tightly the motion of piece.

Additional aspects and advantages of the utility model will be set forth in part in the description which follows, or may be learned by practice of the utility model.

Drawings

The foregoing and/or additional aspects and advantages of the utility model will become apparent and may be better understood from the following description of embodiments taken in conjunction with the accompanying drawings in which:

FIG. 1 shows one of the structural schematic diagrams of the pressing mechanism of one embodiment of the present utility model;

FIG. 2 shows a schematic view of the structure of a pressing member according to an embodiment of the present utility model in a second state;

FIG. 3 shows a schematic view of the structure of a compression member in a first state according to one embodiment of the present utility model;

FIG. 4 shows a second schematic structural view of a hold-down mechanism according to an embodiment of the present utility model;

FIG. 5 shows a third schematic structural view of a hold-down mechanism according to an embodiment of the present utility model;

FIG. 6 shows a schematic structural view of a slider according to an embodiment of the present utility model;

fig. 7 shows a schematic block diagram of a processing apparatus according to an embodiment of the present utility model.

The correspondence between the reference numerals and the component names in fig. 1 to 7 is:

the device comprises a pressing mechanism, a 10 support assembly, a 101 first support, a 102 second support, a 103 first mounting hole, a 1030 matching piece, a 104 third support, a 105 second mounting hole, a 1050 bar-shaped hole, a 12 lifting piece, a 122 lifting rod, a 124 joint, a 126 sliding block, a 128 first mandrel, a 129 limiting piece, a 14 pressing piece, a 140 connecting rod, a 142 rotating part, a 144 second mandrel, a 16 pressing block, an 18 bearing, a 2 bottom plate, a 30 supporting block, a 3 screwing mechanism and 100 processing equipment.

Detailed Description

In order that the above-recited objects, features and advantages of the present utility model will be more clearly understood, a more particular description of the utility model will be rendered by reference to the appended drawings and appended detailed description. It should be noted that, without conflict, the embodiments of the present utility model and features in the embodiments may be combined with each other.

In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present utility model, however, the present utility model may be practiced in other ways than those described herein, and therefore the scope of the present utility model is not limited to the specific embodiments disclosed below.

The pressing mechanism 1 and the processing apparatus 100 according to some embodiments of the present utility model are described below with reference to fig. 1 to 7.

As shown in fig. 1, according to one embodiment of the present utility model, a pressing mechanism 1 is provided for cooperating with a workpiece, the workpiece being placed on a base plate 2, the pressing mechanism 1 comprising: a bracket assembly 10, a lifting member 12 and a pressing member 14.

Specifically, the lifting member 12 is movably disposed on the bracket assembly 10, and the lifting member 12 can lift relative to the bracket assembly 10 along the first direction; the pressing piece 14 is movably arranged on the bracket assembly 10 and is positioned on one side of the lifting piece 12, which is close to the bottom plate 2, the pressing piece 14 is movably connected with the lifting piece 12, and the lifting piece 12 can drive the pressing piece 14 to switch between a first state and a second state; in the first state, the pressing member 14 is separated from the workpiece; in the second state, the pressing member 14 clamps the workpiece with the base plate 2.

The pressing mechanism 1 provided by the utility model comprises a bracket assembly 10, a lifting piece 12 and a pressing piece 14, wherein the lifting piece 12 and the pressing piece 14 are movably connected with the bracket assembly 10, the pressing piece 14 is movably connected with the lifting piece 12, and the lifting piece 12 can lift relative to the bracket assembly 10 along a first direction so as to drive the pressing piece 14 to switch between a first state and a second state. Under the condition that the pressing piece 14 is in the first state, the pressing piece 14 is separated from the workpiece so as to facilitate other processing on the workpiece, under the condition that the pressing piece 14 is in the second state, the pressing piece 14 and the bottom plate 2 clamp the workpiece, and therefore the workpiece is prevented from falling off in the overturning process. According to the utility model, the lifting part 12 is lifted to drive the compressing part 14 movably connected with the lifting part 12 to move, so that the compressing part 14 can compress or loosen a workpiece, wherein the compressing part 14 is movably connected with the lifting part 12, and the lifting part 12 is connected with the bracket assembly 10, so that a stress point when the compressing part 14 and the bottom plate 2 clamp the workpiece is transferred to the bracket assembly 10, the stress condition of the lifting part 12 is improved, the bearing capacity and the service life of the compressing mechanism 1 are improved, and the structure is simple, and the manufacturing cost is reduced.

As shown in fig. 1, a bracket assembly 10, according to some embodiments of the present utility model, includes: a first bracket 101, a second bracket 102 and at least two third brackets 104.

The first bracket 101 is arranged on the bottom plate 2; the second bracket 102 is arranged at one end of the first bracket 101 far away from the bottom plate 2, a first mounting hole 103 is arranged on the second bracket 102, wherein the lifting piece 12 is movably arranged at the first mounting hole 103 along the first direction, and one end of the lifting piece 12 close to the bottom plate 2 is movably connected with the first bracket 101; at least two third brackets 104 are oppositely arranged on the bottom plate 2, the third brackets 104 are provided with second mounting holes 105, and the pressing piece 14 is arranged between the two oppositely arranged third brackets 104 and is movably connected with the second mounting holes 105.

In this embodiment, the stand assembly 10 includes a first stand 101, a second stand 102 and at least two third stands 104, the first stand 101 is mounted on the base plate 2, the second stand 102 is mounted at one end of the first stand 101 far away from the base plate 2, so that the second stand 102 is opposite to the base plate 2, at least two third stands 104 are oppositely disposed on the base plate 2, a first mounting hole 103 is disposed on the second stand 102, the lifting member 12 is movably disposed in the first mounting hole 103 and can move relative to the first mounting hole 103, so as to realize lifting of the lifting member 12, a second mounting hole 105 is disposed on the third stand 104, the pressing member 14 is disposed between the two oppositely disposed third stands 104, and two ends of the third stand 104 are respectively movably connected with the second mounting holes 105 on two sides of the pressing member 14, so that in the process of the lifting member 12 moving along the first direction, the pressing member 14 can be driven to move relative to the second mounting holes 105, and further realize change in shape of the pressing member 14, so that the pressing member 14 is switched between pressing and loosening the workpiece.

It can be understood that, the lifting member 12 is disposed on the second support 102 and is movably connected with the first support 101, the second support 102 is connected with the first support 101, and the first support 101 is connected with the bottom plate 2, so that when the lifting member 12 moves to make the pressing member 14 press the workpiece, compared with the related art, the utility model transfers the stress point of the pressing mechanism 1 from the lifting member 12 to the first support 101, thereby improving the stress condition of the lifting member 12 and prolonging the service life of the pressing mechanism 1.

As shown in fig. 1 and 5, according to some embodiments of the present utility model, the first mounting hole 103 is provided with a fitting 1030, and the lifting member 12 is fitted with the fitting 1030 so that the lifting member 12 is lowered in a direction approaching the base plate 2 in the first direction or raised in a direction away from the base plate 2; in the first state, the lifting member 12 descends, one end of the pressing member 14 connected with the lifting member 12 is close to the bottom plate 2, and one end of the pressing member 14 away from the lifting member 12 is away from the bottom plate 2; in the second state, the lifting member 12 is lifted, and the end of the pressing member 14 away from the lifting member 12 is brought into contact with the workpiece.

In this embodiment, the fitting 1030 is provided at the first mounting hole 103, and the lifting member 12 is fitted with the fitting 1030 so that the lifting member 12 can be lowered in the first direction toward the base plate 2 or raised in the first direction away from the base plate 2. In the case that the lifting member 12 descends in a direction approaching the base plate 2 as shown in fig. 3, the end of the pressing member 14 connected to the lifting member 12 moves in a direction approaching the base plate 2, and the end of the pressing member 14 away from the lifting member 12 ascends in the first direction, so that the pressing member 14 is switched to the first state, that is, the end of the pressing member 14 corresponding to the workpiece gradually moves away from the workpiece, so that the pressing member 14 is separated from the workpiece. As shown in fig. 2, when the lifting member 12 is lifted in a direction away from the base plate 2, the end of the pressing member 14 connected to the lifting member 12 moves in a direction away from the base plate 2, and the end of the pressing member 14 away from the lifting member 12 moves in a direction toward the base plate 2, so that the pressing member 14 is switched to the second state, that is, the end of the pressing member 14 corresponding to the workpiece gradually approaches the workpiece, so that the pressing member 14 presses the workpiece with the base plate 2.

According to some embodiments of the present utility model, the fitting 1030 is provided with a threaded hole therein, the threaded hole is disposed corresponding to the first mounting hole 103, and the outer wall surface of the lifting member 12 is provided with an external thread, which is screwed with the threaded hole, so that the lifting member 12 can be lifted in the first direction.

In this embodiment, the threaded hole is provided in the fitting 1030, and the external wall surface of the lifting member 12 is provided with an external thread, and the internal thread is screwed with the external thread, so that in the process of rotating the lifting member 12, lifting of the lifting member 12 along the first direction can be achieved, and further, switching of the state of the pressing member 14 can be achieved.

In a particular application, the fitting 1030 includes a nut.

It will be appreciated that the lifting member 12 is capable of rotating relative to the mating member 1030 such that the lifting member 12 is lifted in a first direction by the external threads and the threaded bore during rotation of the lifting member 12 relative to the mating member 1030.

As shown in fig. 4, 5 and 6, according to some embodiments of the present utility model, the elevating member 12 includes: the lifting rod 122, the connector 124 and the sliding block 126, wherein the lifting rod 122 penetrates through the first mounting hole 103; one end of the lifting rod 122, which is close to the bottom plate 2, extends into the joint 124 and is rotationally connected with the joint 124, one end of the lifting rod 122, which extends into the joint 124, is provided with a limiting part 129, and the pressing part 14 is movably connected with the joint 124; the slider 126 is disposed between the first bracket 101 and the joint 124, and the joint 124 is slidably connected to the first bracket 101 through the slider 126.

In this embodiment, the lifting member 12 includes a lifting rod 122, a joint 124 and a slider 126, where the lifting rod 122 is penetrated in the first mounting hole 103, so that one end of the lifting rod 122 is located at one side of the second support 102 away from the bottom plate 2, so that other mechanisms drive the lifting rod 122 to move, the other end of the lifting rod 122 is located at one side of the second support 102 near the bottom plate 2, the joint 124 is connected with one end of the lifting rod 122 near the bottom plate 2, and the pressing member 14 is movably connected with the joint 124, thereby realizing the movable connection between the pressing member 14 and the lifting member 12. Wherein, slider 126 sets up between joint 124 and first support 101 for lifter 12 and first support 101 sliding connection, and then when lifter 122 rotates in order to carry out the lift of first direction, joint 124 and slider 126 can go up and down along with the connecting rod, thereby drive the compact piece 14 motion with joint 124 swing joint, make compact piece 14 switch between first state and second state, and, the setting of slider 126 can also shift the stress point by lifter 122 to first support 101, the wearing and tearing condition of lifter 122 has been reduced, the holistic bearing capacity of hold-down mechanism has been promoted. In addition, the end of the lifting rod 122 extending into the joint 124 is provided with a limiting piece 129, so that the lifting rod 122 can be prevented from falling out of the joint, and the reliability of connection between the lifting rod 122 and the joint 124 is improved.

In a specific application, the lifting rod 122 is inserted into the matching piece 1030 and is matched with the matching piece 1030 to realize lifting of the lifting rod 122, further, an external thread is arranged on the outer wall surface of the lifting rod 122, the matching piece 1030 is provided with a threaded hole, and the external thread of the lifting rod 122 is matched with the threaded hole to realize lifting of the lifting rod 122.

Specifically, the lifting lever 122 includes a screw. Further, the stopper 129 includes a nut.

Further, in a section perpendicular to the first direction, the slider 126 has a T-shaped section. Correspondingly, the first bracket 101 is provided with a sliding rail, and the sliding block 126 is slidably connected with the sliding rail.

Specifically, in the case where the lifting lever 122 is lifted in the first direction, the joint 124 and the slider 126 are lifted in the first direction along with the lifting lever 122, and the end of the pressing member 14 connected to the joint 124 is lifted along with the joint 124, and the end of the pressing member 14 remote from the joint 124 is lowered, so that the pressing member 14 presses the workpiece. With the lifting lever 122 lowered in the first direction, the joint 124 and the slider 126 are lowered in the first direction with the lifting lever 122, the end of the pressing member 14 connected to the joint 124 is lowered with the joint 124, and the end of the pressing member 14 remote from the joint 124 is raised, so that the pressing member 14 releases the work.

According to some embodiments of the utility model, the compression member 14 is hinged to the joint 124.

In this embodiment, the pressing member 14 is hinged to the joint 124, and when the joint 124 is lifted up and down along with the lifting rod 122, the end of the pressing member 14 connected to the joint 124 can rotate relative to the joint 124, and the end of the pressing member 14 connected to the joint 124 can also be lifted up and down along with the joint 124, so that the end of the pressing member 14 corresponding to the workpiece can be switched between pressing the workpiece and separating from the workpiece.

In a specific application, in the case that the lifting rod 122 is lifted in the first direction, the joint 124 and the slider 126 are lifted along with the lifting rod 122 in the first direction, and the end of the pressing member 14 connected with the joint 124 rotates relative to the joint 124 and is lifted along with the joint 124, and the end of the pressing member 14 away from the joint 124 is lifted, so that the pressing member 14 presses the workpiece. With the lifting lever 122 lowered in the first direction, the joint 124 and the slider 126 are lowered in the first direction with the lifting lever 122, and the end of the pressing member 14 connected with the joint 124 is rotated relative to the joint 124 and lowered with the joint 124, and the end of the pressing member 14 remote from the joint 124 is raised, so that the pressing member 14 releases the workpiece.

As shown in fig. 3, the second mounting hole 105 includes a bar-shaped hole 1050 extending in the second direction, according to some embodiments of the present utility model; the pressing member 14 includes a connecting rod 140 and rotating portions 142 disposed on two sides of the connecting rod 140, one end of the connecting rod 140 is rotationally connected with the lifting member 12, the other end of the connecting rod 140 corresponds to the workpiece, the connecting rod 140 is rotationally connected with the rotating portions 142, and the rotating portions 142 are disposed in the bar-shaped holes 1050 and can move in the bar-shaped holes 1050 along the second direction.

In this embodiment, the second mounting hole 105 includes a bar-shaped hole 1050 extending in the second direction, the pressing member 14 includes a link 140 and rotating portions 142 disposed at both ends of the link 140, the link 140 is rotatable with respect to the rotating portions 142, the rotating portions 142 are disposed in the bar-shaped hole 1050 and are movable in the second direction, wherein one end of the link 140 is rotatably connected with the lifting member 12, and the other end of the link 140 is disposed corresponding to the workpiece, such that, during lifting of the lifting member 12 with respect to the second bracket 102, the link 140 is rotated with respect to the rotating portions 142, and one end of the link 140 is lifted and the other end is lowered, so that the link 140 can clamp the workpiece with the base plate 2, or the link 140 is separated from the workpiece.

In a specific application, as shown in fig. 2, during the process of lifting the lifting member 12 along the first direction, the end of the connecting rod 140 connected to the lifting member 12 rises along with the lifting member 12 and rotates relative to the lifting member 12, so as to drive the rotating portion 142 disposed in the bar-shaped hole 1050 to move away from the first bracket 101 along the second direction, and the end of the connecting rod 140 corresponding to the workpiece descends, that is, the connecting rod 140 rotates clockwise, so that the connecting rod 140 compresses the workpiece. As shown in fig. 3, in the process of the lifting member 12 descending along the first direction, the end of the connecting rod 140 connected to the lifting member 12 descends along with the lifting member 12 and rotates relative to the lifting member 12, so as to drive the rotating portion 142 disposed in the bar-shaped hole 1050 to approach the first bracket 101 along the second direction, and the end of the connecting rod 140 corresponding to the workpiece ascends, that is, the connecting rod 140 rotates anticlockwise, so that the connecting rod 140 is far away from the workpiece.

Further, the first direction is perpendicular to the second direction.

Further, the rotating portion 142 includes a wheel-like structure, and further, the wheel-like structure is cylindrical.

Specifically, the rotating portion 142 includes a cam follower.

Specifically, the joint 124 is rotatably coupled to the link 140 via the first spindle 128. The link 140 is rotatably coupled to the rotating portion 142 via a second spindle 144.

According to some embodiments of the utility model, the hold-down mechanism 1 further comprises: a pressing block 16 arranged on one side of the pressing piece 14 facing the workpiece; and/or the bearing 18 is at least partially arranged in the first mounting hole 103, and the bearing 18 is arranged on the outer wall surface of the lifting member 12 in a surrounding manner.

In this embodiment, the pressing mechanism 1 further comprises a pressing block 16, wherein the pressing block 16 is arranged on the side, facing the workpiece, of the pressing member 14, and is used for pressing the workpiece, so that the workpiece is prevented from being scratched due to direct contact with the pressing member 14. The pressing mechanism 1 can further comprise a bearing 18, the bearing 18 is arranged in the first mounting hole 103, the lifting member 12 is arranged in the bearing 18 in a penetrating mode, reliability of the lifting member 12 in rotation relative to the first mounting hole 103 is guaranteed, and the situation that the lifting member 12 directly rubs with the first mounting hole 103 to cause abrasion of the first mounting hole 103 is avoided.

In a specific application, the bearing 18 comprises a thrust bearing, the use of which reduces wear during movement of the lifting member 12 and increases the service life of the hold-down mechanism 1.

Further, a thrust bearing is also provided between the lifter 122 and the joint 124 of the lifter 12, reducing wear between the lifter 122 and the joint 124.

As shown in fig. 7, according to an embodiment of the present utility model, there is also provided a processing apparatus 100 including: a base plate 2 for placing a workpiece; and at least one pressing mechanism 1 provided in any of the above embodiments, wherein the pressing mechanism 1 is provided on the bottom plate 2.

The processing apparatus 100 provided by the utility model comprises the pressing mechanism 1 provided by any embodiment, so that the processing apparatus has all the beneficial effects of the pressing mechanism 1.

Wherein, hold-down mechanism 1 sets up on bottom plate 2, and bottom plate 2 is used for placing the work piece, and then hold-down mechanism 1 and bottom plate 2 centre gripping work piece jointly, guarantees that the work piece can not drop in the upset process.

In a specific application, the base plate 2 comprises a tray base plate.

Further, the number of pressing mechanisms 1 is at least four.

Further, a supporting block 30 is provided on the base plate 2, the supporting block 30 is used for supporting the workpiece, and the workpiece is clamped by the pressing member 14 and the supporting block 30 under the condition that the pressing member 14 presses the workpiece.

As shown in fig. 7, the processing apparatus 100 further includes: and a tightening mechanism 3, wherein the tightening mechanism 3 can drive the lifting member 12 to move so as to lift the lifting member 12 along the first direction.

In this embodiment, the processing apparatus 100 further includes a tightening mechanism 3, and the tightening mechanism 3 is capable of being connected to the lifting member 12 to drive the lifting member 12 to move, so that the lifting member 12 lifts in the first direction to thereby realize the movement of the pressing member 14.

In a specific application, the tightening mechanism 3 comprises a tightening gun.

Further, the tightening mechanism 3 is configured to drive the lifting member 12 to rotate, so that the lifting member 12 cooperates with the mating member 1030 on the bracket assembly 10, thereby lifting the lifting member 12 along the first direction.

Specifically, the outer wall surface of the lifting member 12 is provided with an external screw thread, the fitting member 1030 is provided with a screw hole, the external screw thread is screwed with the screw hole, and the tightening mechanism 3 drives the lifting member 12 to rotate, so that the lifting member 12 rotates in the screw hole to thereby lift the lifting member 12. Further, the lifting and lowering includes a screw.

In a specific application, the pressing mechanisms 1 are distributed around the tray, and the number of the used tray is generally not less than four.

As shown in fig. 1 to 6, the whole pressing mechanism 1 is fixedly arranged on a bottom plate 2, and most of the bottom plates 2 are tray bottom plates 2. The bottom plate 2, the first bracket 101 (e.g., chute bottom plate 2), the second bracket 102 (e.g., bracket), and the nut are fixedly connected to each other, and the joint 124, the slider 126, and the screw are fixedly connected to each other. When the pallet enters a station to be turned, the tightening gun on the station descends to rotate the screw rod in the mechanism, the screw rod rotates in the nut and ascends, the sliding block 126 and the joint 124 ascend vertically together, and under the action of the mandrel between the joint 124 and the connecting rod 140, the mandrel between the connecting rod 140 and the cam follower, the third bracket 104 (such as a waist-shaped groove plate) and the cam follower, the connecting rod 140 rotates clockwise, the workpiece is compressed under the action of the pressing block 16 and the supporting block 30, and the workpiece is ensured not to fall off in the turning process.

Compared with the traditional mechanism, the mechanism transfers the stress point from the screw rod to the chute bottom plate 2, so that the reliability, the safety and the bearing capacity of the structure are higher; the use of the thrust bearing 18 reduces wear during movement of the mechanism and increases the service life of the mechanism; and the parts in the mechanism are simple in shape and easy to process, and the processing difficulty and the use cost are reduced.

In the present utility model, the term "plurality" means two or more, unless explicitly defined otherwise. The terms "mounted," "connected," "secured," and the like are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; "coupled" may be directly coupled or indirectly coupled through intermediaries. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art according to the specific circumstances.

In the description of the present specification, the terms "one embodiment," "some embodiments," "particular embodiments," and the like, mean 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 present utility model. In this specification, schematic representations of the above terms do not necessarily refer 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.

The above description is only of the preferred embodiments of the present utility model and is not intended to limit the present utility model, but various modifications and variations can be made to the present utility model by those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present utility model should be included in the protection scope of the present utility model.

Claims (10)

1. A hold-down mechanism for cooperation with a workpiece, the workpiece being disposed on a floor, the hold-down mechanism comprising:

a bracket assembly;

the lifting piece is movably arranged on the bracket assembly and can lift relative to the bracket assembly along a first direction;

the pressing piece is movably arranged on the bracket component and is positioned on one side, close to the bottom plate, of the lifting piece, the pressing piece is movably connected with the lifting piece, and the lifting piece can drive the pressing piece to switch between a first state and a second state;

in the first state, the pressing member is separated from the workpiece; in the second state, the pressing piece and the bottom plate clamp the workpiece.

2. The compression mechanism of claim 1, wherein the bracket assembly comprises:

the first bracket is arranged on the bottom plate;

the second bracket is arranged at one end of the first bracket far away from the bottom plate, and is provided with a first mounting hole, wherein the lifting piece is movably arranged in the first mounting hole along the first direction, and one end of the lifting piece, which is close to the bottom plate, is movably connected with the first bracket;

the at least two third brackets are oppositely arranged on the bottom plate, the third brackets are provided with second mounting holes, and the pressing piece is arranged between the two oppositely arranged third brackets and is movably connected with the second mounting holes.

3. A pressing mechanism according to claim 2, wherein,

the first mounting hole is provided with a matching piece, and the lifting piece is matched with the matching piece so as to enable the lifting piece to descend in the first direction towards the direction close to the bottom plate or ascend in the direction far away from the bottom plate;

in the first state, the lifting piece descends, one end, connected with the lifting piece, of the pressing piece is close to the bottom plate, and one end, far away from the lifting piece, of the pressing piece is far away from the bottom plate;

in the second state, the lifting piece ascends, and one end, far away from the lifting piece, of the pressing piece is contacted with the workpiece.

4. A pressing mechanism according to claim 3, wherein,

the cooperation piece is internally provided with a threaded hole, the threaded hole corresponds to the first mounting hole, the outer wall surface of the lifting piece is provided with an external thread, and the external thread is screwed with the threaded hole so that the lifting piece can lift along the first direction.

5. The pressing mechanism according to any one of claims 2 to 4, wherein the lifter includes:

the lifting rod penetrates through the first mounting hole;

the lifting rod is connected with the connector in a rotating way, one end of the lifting rod, which is close to the bottom plate, stretches into the connector, a limiting piece is arranged at one end of the lifting rod, which stretches into the connector, and the compressing piece is movably connected with the connector;

the sliding block is arranged between the first bracket and the connector, and the connector is in sliding connection with the first bracket through the sliding block.

6. The compression mechanism of claim 5, wherein the compression member is hinged to the joint.

7. The compression mechanism of any one of claims 2 to 4, wherein the second mounting hole comprises a bar-shaped hole extending in a second direction;

the pressing piece comprises a connecting rod and rotating parts arranged on two sides of the connecting rod, one end of the connecting rod is rotationally connected with the lifting piece, the other end of the connecting rod corresponds to the workpiece, the connecting rod is rotationally connected with the rotating parts, and the rotating parts are arranged in the strip-shaped holes and can move along the second direction.

8. The compression mechanism of any one of claims 2 to 4, further comprising:

the pressing block is arranged on one side of the pressing piece, which faces the workpiece; and/or

The bearing is at least partially arranged in the first mounting hole, and the bearing is arranged on the outer wall surface of the lifting piece in a surrounding mode.

9. A processing apparatus, comprising:

the bottom plate is used for placing a workpiece; and

at least one hold-down mechanism according to any one of claims 1 to 8, which is provided on the base plate.

10. The processing apparatus according to claim 9, further comprising:

and the screwing mechanism can drive the lifting piece to move so as to enable the lifting piece to lift along the first direction.