CN220971454U - Bar centre gripping frock - Google Patents

Abstract

The utility model discloses a bar clamping tool which comprises a bottom plate, wherein a plurality of matching blocks are fixedly connected to the top of the bottom plate, a driving part is arranged on the bottom plate, a plurality of clamping parts are movably arranged above the bottom plate, each clamping part comprises a clamping plate arranged above the bottom plate, the driving part is used for driving the clamping parts to move, each driving part comprises a first threaded rod rotatably arranged on the bottom plate, and the clamping plates and the matching blocks are matched for clamping bars. According to the utility model, through the mutual matching of the bottom plate, the matching block and the clamping plate, in the using process, the plurality of bars can be synchronously fixed and clamped, so that the efficient performance of processing work can be ensured, and the use is convenient.

Description

Bar centre gripping frock

Technical Field

The utility model relates to the technical field of bar processing, in particular to a bar clamping tool.

Background

In the machining process of rod-shaped materials, clamping work is needed, the clamping function in the prior art can only be used for fixing and clamping a single rod at a time, and cannot be used for fixing and clamping a plurality of rods synchronously, so that the machining process of the rod is greatly slowed down, the working efficiency is low, and the rod-shaped materials are inconvenient to use, and therefore, the rod-shaped material clamping tool is provided for perfecting and supplementing the prior art

Disclosure of utility model

The utility model aims to provide a bar clamping tool for solving the problems in the background technology.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a bar centre gripping frock, includes the bottom plate, the top fixedly connected with of bottom plate a plurality of cooperation pieces, be provided with drive part on the bottom plate, the bottom plate top is portable to be provided with a plurality of clamping parts, clamping part is including setting up the grip block in the bottom plate top, drive part is used for driving clamping part and removes, drive part is including rotating the threaded rod one of installing on the bottom plate, the grip block carries out the centre gripping to the bar with the cooperation of cooperation piece.

Optionally, a chute is formed at the top of the bottom plate.

Optionally, the driving part further comprises a bearing, a sliding block and a rotating block fixedly connected to the first threaded rod, the bearing is installed on the bottom plate, the sliding block is in threaded connection with the surface of the first threaded rod, a connecting mechanism is connected to the sliding block, and the connecting mechanism is used for connecting the clamping plate and the sliding block.

Optionally, the coupling mechanism includes the fixed plate, the bottom of fixed plate and the top fixed connection of slider, the side fixedly connected with connecting rod of fixed plate, the one end and the grip block fixed connection that the fixed plate was kept away from to the connecting rod.

Optionally, the clamping part is still including seting up the opening on the grip block, install the rotor plate through the hinge on the inner wall of opening, fixedly connected with regulating plate on the inner wall of opening, threaded connection has threaded rod two on the regulating plate, threaded rod two keep away from fixedly connected with rotor block on the extension end of rotor plate.

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

According to the utility model, through the mutual matching of the bottom plate, the matching block and the clamping plate, in the using process, the plurality of bars can be synchronously fixed and clamped, so that the efficient performance of processing work can be ensured, and the use is convenient.

According to the utility model, through the mutual matching of the first threaded rod, the sliding groove, the sliding block, the fixed plate, the connecting rod, the bearing and the rotating block, in the using process, the movement of the clamping plates synchronously operates, and the movement of the clamping plates is driven by the first threaded rod matched with other structures, so that the device is convenient to use and flexible to operate.

According to the utility model, through the mutual matching of the through hole, the hinge, the rotating plate, the adjusting plate, the threaded rod II and the rotating block, the inclination angle of the rotating plate can be adjusted in the use process, so that on one hand, the stability of bar clamping can be ensured, the clamping contact surface is improved, the bar is prevented from shaking in the machining process, on the other hand, the angle of the rotating plate can be adjusted to be suitable for clamping bars with different thicknesses, the use is flexible, and the adaptation range is wide.

Drawings

FIG. 1 is a cross-sectional view of a front view of the structure of the present utility model;

FIG. 2 is a cross-sectional view of a front view of the clamping member of the present utility model;

FIG. 3 is a schematic view of a perspective view of the clamping member removed in accordance with the present utility model;

FIG. 4 is a schematic diagram of a perspective view of a clamping member of the present utility model;

Fig. 5 is a schematic view showing a perspective view of the cushion according to the present utility model.

In the figure: 1a bottom plate, 2 a matching block, 3a clamping plate, 4a threaded rod I, 5 a sliding groove, 6 a sliding block, 7 a fixed plate, 8 a connecting rod, 9 a through hole, 10 a hinge, 11 a rotating plate, 12 an adjusting plate, 13 a threaded rod II, 14 a rotating block, 15 a bearing, 16 a rotating block, 17 a soft cushion I and 18 a soft cushion II.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

As shown in fig. 1-5, a bar centre gripping frock, including bottom plate 1, the top fixedly connected with of bottom plate 1a plurality of cooperation piece 2, cooperation piece 2 is the arc setting, so make the recess on the cooperation piece 2 can place the bar of equidimension, spout 5 has been seted up at the top of bottom plate 1, slider 6 sliding connection is on the inner wall of spout 5, spout 5 has limited slider 6, avoid slider 6 to rotate along with threaded rod one 4, be provided with drive unit on bottom plate 1, bottom plate 1 top can be provided with a plurality of clamping parts, clamping part is including setting up the grip block 3 in bottom plate 1 top, drive unit is used for driving clamping part and removes, drive unit is including rotating threaded rod one 4 of installing on bottom plate 1, grip block 3 and cooperation piece 2 cooperate to carry out the centre gripping to the bar.

As shown in fig. 1 and 3, the driving component further includes a bearing 15, a sliding block 6, and a rotating block 16 fixedly connected to the first threaded rod 4, where the bearing 15 is installed on the bottom plate 1, the sliding block 6 is screwed on the surface of the first threaded rod 4, a connecting mechanism is connected to the sliding block 6, the connecting mechanism is used to connect the clamping plate 3 and the sliding block 6, the surface of the outer ring of the bearing 15 is fixedly connected with the bottom plate 1, the inner wall of the inner ring of the bearing 15 is fixedly connected with the surface of the first threaded rod 4, the first threaded rod 4 is movably connected with the bottom plate 1, and the bottom plate 1 does not affect the first threaded rod 1 to rotate.

As shown in fig. 1 and 3, the connecting mechanism comprises a fixing plate 7, the bottom of the fixing plate 7 is fixedly connected with the top of the sliding block 6, the side surface of the fixing plate 7 is fixedly connected with connecting rods 8, the number of the connecting rods 8 is three, the specifications of the left connecting rod 8 and the right connecting rod 8 are identical, the connecting rod 8 at the center is longer, and one end of the connecting rod 8 far away from the fixing plate 7 is fixedly connected with the clamping plate 3.

As shown in fig. 1, 2, 4 and 5, the clamping component further comprises a through hole 9 formed in the clamping plate 3, a rotating plate 11 is mounted on the inner wall of the through hole 9 through a hinge 10, the hinge 10 comprises a supporting block and a supporting shaft connected to the supporting block, the rotating plate 11 is rotationally connected to the surface of the supporting shaft, an adjusting plate 12 is fixedly connected to the inner wall of the through hole 9, a threaded rod II 13 is connected to the adjusting plate 12 in a threaded manner, one side, close to the rotating plate 11, of the threaded rod 13 is in contact with the rotating plate 11, a rotating block 14 is fixedly connected to the extending end, far away from the rotating plate 11, of the threaded rod II 13, a soft cushion I17 is fixedly connected to the clamping plate 3, a soft cushion II 18 is fixedly connected to the rotating plate 11, and both the soft cushion I17 and the soft cushion II 18 are made of rubber.

During the use, utilize a plurality of cooperation pieces 2 to be equipped with a plurality of grip blocks 3 and can fix the centre gripping to many bars, the staff passes through rotatory piece 16 rotatory threaded rod one 4, the difference of threaded rod one 4 direction of rotation, slider 6 can be to the direction motion that is close to cooperation piece 2, or to the direction motion of keeping away from cooperation piece 2, slider 6 can drive connecting rod 8 through fixed plate 7 and move, grip block 3 can move like this, the staff can go according to the bar size difference in advance and adjust to the rotor plate 11, the staff passes through rotor plate 14 rotatory threaded rod two 13, threaded rod two 13 can move and promote rotor plate 11, rotor plate 11 rotates on hinge 10, the part of rotor plate 11 can swing to the outside of opening 9 like this, can adapt to the centre gripping to the bar of equidimension not, and, in the centre gripping process, if find that the bar is to some extent, still can continue to rotate threaded rod two 13 through rotor plate 14, threaded rod two 13 drive rotor plate 11 extrusion, promote fixed stability.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims (5)

1. Bar centre gripping frock, including bottom plate (1), its characterized in that: the top fixedly connected with of bottom plate (1) a plurality of cooperation piece (2), be provided with drive unit on bottom plate (1), bottom plate (1) top is portable to be provided with a plurality of clamping parts, clamping part is including setting up grip block (3) in bottom plate (1) top, drive unit is used for driving clamping part and removes, drive unit is including rotating threaded rod one (4) of installing on bottom plate (1), grip block (3) and cooperation piece (2) cooperate to carry out the centre gripping to the bar.

2. A bar clamping fixture as claimed in claim 1, wherein: a sliding groove (5) is formed in the top of the bottom plate (1).

3. A bar clamping fixture as claimed in claim 2, wherein: the driving part further comprises a bearing (15), a sliding block (6) and a rotating block (16) fixedly connected to the first threaded rod (4), the bearing (15) is installed on the bottom plate (1), the sliding block (6) is in threaded connection with the surface of the first threaded rod (4), and the sliding block (6) is connected with a connecting mechanism which is used for connecting the clamping plate (3) and the sliding block (6).

4. A bar clamping fixture according to claim 3, wherein: the connecting mechanism comprises a fixed plate (7), the bottom of the fixed plate (7) is fixedly connected with the top of the sliding block (6), a connecting rod (8) is fixedly connected to the side face of the fixed plate (7), and one end, far away from the fixed plate (7), of the connecting rod (8) is fixedly connected with the clamping plate (3).

5. A bar clamping fixture as defined in claim 4, wherein: the clamping part is characterized by further comprising a through hole (9) formed in the clamping plate (3), a rotating plate (11) is arranged on the inner wall of the through hole (9) through a hinge (10), an adjusting plate (12) is fixedly connected to the inner wall of the through hole (9), a threaded rod II (13) is connected to the adjusting plate (12) in a threaded mode, and a rotating block (14) is fixedly connected to the extending end, away from the rotating plate (11), of the threaded rod II (13).