CN220839779U - Clamping jaw - Google Patents

Abstract

The utility model relates to the technical field of clamping jaws, in particular to a clamping jaw. The clamping jaw comprises at least two groups of clamping mechanisms; the clamping mechanism comprises a clamping driver and clamping assemblies, each clamping assembly comprises a sliding piece and clamping pieces, and the clamping piece in any clamping assembly is arranged on one side of the sliding piece, which is opposite to the sliding pieces of other clamping assemblies; the clamping driver is connected with the sliding parts and is used for driving the sliding parts in the same group to move towards or away from each other so as to enable the clamping parts to clamp or release the workpiece. The clamping jaw provided by the utility model can support a multi-working-position scheme, can carry out processing treatment of a plurality of working procedures on a workpiece clamped by the clamping jaw at a plurality of working positions, and can improve the efficiency.

Description

Clamping jaw

Technical Field

The utility model relates to the technical field of clamping jaws, in particular to a clamping jaw.

Background

The jaws typically include a clamping mechanism in which a clamping drive can drive a clamping assembly to clamp or release a workpiece.

The existing clamping jaw design generally does not support a multi-process scheme, the clamping jaw can only carry out one-process processing treatment on a workpiece clamped by the clamping jaw at one station, and the efficiency is low.

Disclosure of utility model

The utility model aims to provide a clamping jaw, so that the clamping jaw can adapt to the requirements of multiple working procedures, and the machining efficiency is improved.

The clamping jaw is characterized by comprising at least two groups of clamping mechanisms.

Each group of clamping mechanisms comprises a clamping driver and clamping assemblies, each clamping assembly comprises a sliding piece and clamping pieces, and the clamping pieces in any group of clamping assemblies are arranged on one side of the sliding piece, which is opposite to the other clamping assemblies.

The clamping driver is connected with the sliding parts and is used for driving the sliding parts in the same group to move towards directions approaching to or separating from each other so as to enable the clamping parts to clamp or release workpieces.

Preferably, as an implementation manner, the clamping mechanisms are arranged in two groups side by side, and the moving direction of the sliding piece is perpendicular to the arrangement direction of the two groups of clamping assemblies.

Preferably, as an implementation manner, the clamping jaw further comprises a supporting seat, the supporting seat is provided with a first mounting plate and a second mounting plate which are relatively fixed, the clamping assembly and the clamping driver are respectively located on two sides of the first mounting plate, the clamping assembly and the second mounting plate are located on the same side of the first mounting plate, and the two groups of clamping assemblies are respectively mounted on two sides of the second mounting plate.

Preferably, as an implementation manner, the supporting seat is of an integrated structure, and the first mounting plate is perpendicular to the second mounting plate.

Preferably, as an implementation manner, the rails are fixed on two sides of the second mounting plate, the clamping assembly comprises two sliding parts, the two sliding parts are oppositely arranged along the rails, and the sliding parts are matched with the rails.

The sliding parts are fixedly connected with racks parallel to the rails, and the racks on the two sliding parts in the same group are oppositely arranged and meshed with the same gear; the clamping driver is connected with the gear and used for driving the gear to rotate; the track is perpendicular to a central axis of the gear.

Preferably, as an implementation manner, the support seat is provided with a protection cover, the protection cover can enclose a protection cavity with the sliding piece and the second mounting plate, and the gear is located in the protection cavity.

Preferably, as an implementation manner, the two groups of clamping mechanisms are symmetrically arranged relative to the second mounting plate, and the protective cover is symmetrically arranged relative to the second mounting plate.

Preferably, as an implementation manner, the protective cover is provided with a top plate and two side plates, the top plate is arranged opposite to the end face of the gear, and the two side plates are respectively arranged opposite to two sides of the second mounting plate; the top plate is connected with the second mounting plate, and the side plate is connected with the first mounting plate.

Preferably, as an implementation manner, the top plate and the second mounting plate are locked and fixed through a first threaded connector, and the side plate and the first mounting plate are locked and fixed through a second threaded connector.

Preferably, as an implementation manner, the clamping jaw further comprises a shell and a rotary driving mechanism, and the clamping driver is fixedly arranged on the shell.

The shell is in running fit with the supporting seat, and the rotary driving mechanism is connected with the supporting seat and used for driving the supporting seat to rotate relative to the shell; or, the shell is fixedly connected with the supporting seat, and the rotary driving mechanism is connected with the shell and used for driving the shell to rotate.

Compared with the prior art, the utility model has the beneficial effects that:

According to the clamping jaw provided by the utility model, the number of the clamping mechanisms is increased, the clamping pieces in any group of clamping assemblies are arranged on one side, opposite to other clamping assemblies, of the corresponding sliding piece, the clamping pieces are equivalent to the periphery of an area surrounded by all the sliding pieces, and the clamping pieces are respectively positioned in different directions of the area, so that when the clamping driver drives the sliding pieces in the same group to move towards the directions close to each other or away from each other, the clamping pieces on the sliding pieces are driven to move towards the directions close to each other or away from each other, the clamping pieces in the same group are matched, the clamping or release of a workpiece can be realized, in the process, the clamping assemblies in each group are not easy to interfere with each other, so that the workpiece can be clamped simultaneously, the driving control of the clamping or release of the clamping assemblies in each group is mutually independent, each clamping assembly of the clamping jaw can correspond to one working procedure, namely, the clamping jaw can support the implementation of a plurality of working procedures, and the efficiency of processing treatment can be improved.

Drawings

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

Fig. 1 is a schematic perspective view of a clamping jaw according to an embodiment of the present utility model;

FIG. 2 is a schematic cross-sectional view of a clamping jaw according to an embodiment of the present utility model;

FIG. 3 is an exploded view of a jaw according to an embodiment of the present utility model;

fig. 4 is a schematic structural diagram of a support seat in a clamping jaw according to an embodiment of the present utility model.

Reference numerals illustrate:

100-clamping the driver; 110-gear;

200-sliders; 210-rack;

300-supporting seat; 310-a first mounting plate; 320-a second mounting plate;

400-track;

500-protecting cover; 510-top plate; 520-side plates; 530-a first threaded connection; 540-a second threaded connection;

600-housing.

Detailed Description

The following description of the embodiments of the present utility model will be made apparent and fully in view of the accompanying drawings, in which some, but not all embodiments of the utility model are shown. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

The utility model will now be described in further detail by way of specific examples of embodiments in connection with the accompanying drawings.

Referring to fig. 1-3, the present embodiment provides a jaw comprising at least two sets of clamping mechanisms; the clamping mechanism comprises a clamping driver 100 and clamping assemblies, each clamping assembly comprises a sliding piece 200 and clamping pieces, and the clamping piece in any clamping assembly is arranged on one side of the sliding piece 200 opposite to other clamping assemblies; the clamping driver 100 is connected to the slider 200 for driving the slider 200 to move toward or away from each other so that the clamping member clamps or releases the workpiece.

According to the clamping jaw provided by the embodiment, the number of the clamping mechanisms is increased, the clamping pieces in any group of clamping assemblies are arranged on one side, opposite to other clamping assemblies, of the corresponding sliding piece 200, the clamping pieces are located on the periphery of an area surrounded by all the sliding pieces 200, and the clamping pieces are located in different directions of the area, so that when the clamping driver 100 drives the sliding pieces 200 in the same group to move towards the direction of approaching or separating from each other, the clamping pieces on the sliding pieces 200 are driven to move towards the direction of approaching or separating from each other, the clamping pieces in the same group are matched, the clamping or releasing of a workpiece can be realized, in the process, the clamping assemblies in each group are not prone to interfering with each other, so that the workpiece can be clamped simultaneously, the driving control of the clamping or releasing of the clamping assemblies in each group is independent from each other, each clamping assembly of the clamping jaw can correspond to one working procedure, that is, the clamping jaw can support the implementation of a plurality of working procedures, and the efficiency of processing treatment is improved.

In one embodiment, the clamping mechanisms can be arranged in two groups, and the two groups of clamping mechanisms are arranged side by side, which is equivalent to that the two groups of clamping assemblies are arranged back to back, and the clamping piece in one group of clamping assemblies is arranged on one side of the sliding piece 200 in the group back to the other group of clamping assemblies; on this basis, the moving direction of the sliding member 200 (as indicated by the arrow in fig. 1) is set to be perpendicular to the arrangement direction of the two groups of clamping assemblies (as indicated by the arrow in fig. 2), so that the two groups of clamping assemblies are less prone to interference, the feasibility is higher, and the size of the clamping jaw is reduced. In another embodiment, when the clamping mechanisms are arranged in two groups, the two groups of clamping assemblies are mutually perpendicular and are arranged in an L shape, and in the clamping assemblies corresponding to the L-shaped vertical lines, the clamping members can be arranged on the left side or the upper side of the sliding member 200 corresponding to the L-shaped vertical lines; in the clamping assemblies corresponding to the L-shaped transverse lines, the clamping members can be mounted on the lower side or the right side of the sliding member 200 corresponding to the L-shaped transverse lines, and the requirement that the clamping members in any group of clamping assemblies are mounted on the side of the sliding member 200 opposite to the other clamping assemblies can be met. In other embodiments, the clamping mechanism may be configured to have more than three groups, for example, three groups of clamping assemblies may be selectively arranged in a zigzag shape, or alternatively arranged in a triangular shape, where the clamping members in any one group of clamping assemblies are configured to be on the side of the sliding member 200 in the group that is outside the triangle when the three groups of clamping assemblies are arranged in the triangular shape.

The following describes the structure of the clamping jaw according to the present embodiment in detail, taking two groups of clamping mechanisms arranged side by side as an example.

Referring to fig. 1-4, in the specific structure of the clamping jaw provided in this embodiment, a supporting seat 300 may be provided, where the supporting seat 300 has a first mounting plate 310 and a second mounting plate 320 that are relatively fixed, the clamping assemblies and the clamping driver 100 are respectively disposed on two sides of the first mounting plate 310, the clamping assemblies and the second mounting plate 320 are both disposed on the same side of the first mounting plate 310, and the two groups of clamping assemblies are respectively mounted on two sides of the second mounting plate 320, so that the clamping driver 100 is not easy to interfere with the clamping assemblies, and the two groups of clamping assemblies are also not easy to interfere with each other, so that the structural layout is more reasonable.

Specifically, the support base 300 may be configured as an integral structure, and the first mounting plate 310 and the second mounting plate 320 may be configured to be perpendicular to each other, so that two sides of the first mounting plate 310 and the second mounting plate 320 may respectively form an L-shaped groove, which is convenient for mounting the clamping assembly. In fact, the cross-sectional shape of the support base 300 is T-shaped, and the first mounting plate 310 and the second mounting plate 320 of the support base 300 may correspond to the transverse line and the vertical line of the T-shaped cross-section, respectively.

The rails 400 may be fixedly disposed on both sides of the second mounting plate 320, and the clamping assembly includes two sliding members 200, where the two sliding members 200 are disposed opposite to each other along the rails 400, and the sliding members 200 are engaged with the rails 400, so that the rails 400 may guide the sliding members 200. Fixedly connecting racks 210 parallel to the track 400 on the sliding pieces 200, oppositely arranging the racks 210 on the two sliding pieces 200 in the same group, and meshing the racks 210 on the two sliding pieces 200 in the same group with the same gear 110; the clamping driver 100 is connected with the gear 110, so that the clamping driver 100 drives the gear 110 to rotate, and the track 400 is perpendicular to the central axis of the gear 110, so that the gear 110 can rotate to drive the racks 210 on the two sliding members 200 in the same group to move in opposite directions, and the racks 210 can drive the sliding members 200 to move along the track 400 in directions approaching or separating from each other, so that clamping and releasing of workpieces can be realized. The clamping driver 100 may be a motor.

The protection cover 500 can be installed on the supporting seat 300, the protection cover 500, the sliding piece 200 and the second installation plate 320 are enclosed to form a protection cavity, the gear 110 is arranged in the protection cavity, so that certain shielding protection can be formed for the gear 110, foreign matters are not easy to enter when the gear 110 rotates, and the risk of splashing and overflowing of grease can be reduced. The protection cavity may also form a certain protection for the rack 210.

In one embodiment, the two sets of clamping mechanisms may be symmetrically disposed with respect to the second mounting plate 320, and the protecting cover 500 may be symmetrically disposed with respect to the second mounting plate 320, so that one protecting cover 500 may be utilized to shield the gears 110 in the two sets of clamping mechanisms, which is beneficial to reducing the number of parts and improving the assembly efficiency.

A top plate 510 and two side plates 520 may be disposed in the specific structure of the protective cover 500, the top plate 510 is disposed opposite to the end surface of the gear 110, and the two side plates 520 are disposed opposite to two sides of the second mounting plate 320 respectively; on this basis, the top plate 510 is connected with the second mounting plate 320, and the side plate 520 is connected with the first mounting plate 310, so that not only can the shielding protection effect of the shielding cover 500 on the gear 110 be ensured, but also the connection reliability of the shielding cover 500 and the supporting seat 300 can be improved. In practice, the protection cover 500 has a substantially U-shaped groove shape, the top plate 510 corresponds to the bottom of the U-shaped groove, and the two side plates 520 respectively correspond to the two groove walls of the U-shaped groove.

Specifically, the top plate 510 and the second mounting plate 320 may be locked and fixed by the first threaded connection 530, and the side plate 520 and the first mounting plate 310 may be locked and fixed by the second threaded connection 540, so that not only the connection reliability of the top plate 510 and the second mounting plate 320, and the connection reliability of the side plate 520 and the first mounting plate 310 may be ensured, but also the protection cover 500 may be detachable, so that the protection cover 500 may be cleaned or replaced for the protection cavity later. Wherein, the first screw connection 530 and the second screw connection 540 may each be a screw.

In addition, the clamping jaw provided in this embodiment may further include a housing 600 and a rotation driving mechanism, where the clamping driver 100 is fixedly disposed on the housing 600. As an embodiment, the housing 600 is rotatably matched with the supporting seat 300, the rotary driving mechanism is connected with the supporting seat 300, so that the rotary driving mechanism is utilized to drive the supporting seat 300 to rotate relative to the housing 600, and further, the supporting seat 300 can drive the clamping assembly mounted thereon to rotate, in which case the clamping driver 100 will remain motionless; as another embodiment, the housing 600 is fixedly connected to the support base 300, and the rotation driving mechanism is connected to the housing 600 to drive the housing 600 to rotate by using the rotation driving mechanism, and at this time, the whole clamping mechanism rotates synchronously therewith.

It should be noted that the clamping jaw has a rotating function, and can drive the workpiece to rotate under the condition that the clamping mechanism clamps the workpiece so as to change the working position of the workpiece, so that the same workpiece can be processed in different working procedures, and the processing efficiency is further improved.

In the description of the present utility model, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; 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 utility model will be understood in specific cases by those of ordinary skill in the art.

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

Claims (10)

1. A clamping jaw, characterized by comprising at least two groups of clamping mechanisms;

Each group of clamping mechanisms comprises a clamping driver and clamping assemblies, each clamping assembly comprises a sliding piece and clamping pieces, and the clamping piece in any group of clamping assemblies is arranged on one side of the sliding piece, which is opposite to the other clamping assemblies;

The clamping driver is connected with the sliding parts and is used for driving the sliding parts in the same group to move towards directions approaching to or separating from each other so as to enable the clamping parts to clamp or release workpieces.

2. A jaw as claimed in claim 1, wherein the clamping mechanism is provided with two sets side by side and the direction of movement of the slide is perpendicular to the direction of arrangement of the two sets of clamping assemblies.

3. A jaw as claimed in claim 2, further comprising a support having first and second relatively fixed mounting plates, the clamping assemblies and clamping drivers being located on opposite sides of the first mounting plate, the clamping assemblies and second mounting plate being located on the same side of the first mounting plate, the clamping assemblies of the two sets being mounted on opposite sides of the second mounting plate.

4. A jaw as claimed in claim 3, in which the support base is of unitary construction, the first mounting plate being perpendicular to the second mounting plate.

5. A jaw according to claim 3, wherein rails are fixedly arranged on both sides of the second mounting plate, the clamping assembly comprises two sliding members, the two sliding members are oppositely arranged along the rails, and the sliding members are matched with the rails;

The sliding parts are fixedly connected with racks parallel to the rails, and the racks on the two sliding parts in the same group are oppositely arranged and meshed with the same gear; the clamping driver is connected with the gear and used for driving the gear to rotate; the track is perpendicular to a central axis of the gear.

6. A jaw as claimed in claim 5, wherein the support is provided with a shield which is adapted to enclose a shield cavity with the slider and the second mounting plate, the gear being located within the shield cavity.

7. A jaw as claimed in claim 6, wherein two sets of said clamping mechanisms are symmetrically disposed with respect to said second mounting plate and said shield is symmetrically disposed with respect to said second mounting plate.

8. A jaw as claimed in claim 6, wherein the shield has a top plate disposed opposite the end face of the gear and two side plates disposed opposite the sides of the second mounting plate, respectively; the top plate is connected with the second mounting plate, and the side plate is connected with the first mounting plate.

9. A jaw as claimed in claim 8, wherein the top plate is secured to the second mounting plate by a first threaded connection and the side plate is secured to the first mounting plate by a second threaded connection.

10. A jaw as claimed in any of claims 3 to 9, further comprising a housing and a rotary drive mechanism, the grip actuator being secured to the housing;

The shell is in running fit with the supporting seat, and the rotary driving mechanism is connected with the supporting seat and used for driving the supporting seat to rotate relative to the shell; or, the shell is fixedly connected with the supporting seat, and the rotary driving mechanism is connected with the shell and used for driving the shell to rotate.