CN219704835U - Clamping tool - Google Patents

Abstract

The utility model discloses a clamping tool which comprises a bottom plate, wherein two tops are connected through lifting devices, the middle side wall of a fixed plate penetrates through and is rotationally connected with rotating columns, the rotating columns are in cylindrical arrangement, the outer ring of each rotating column is fixedly connected with a rotating ring, an annular groove is formed in the fixed plate, the rotating rings are rotationally connected in the annular grooves, a positioning device is arranged on each side wall, and each rotating column is internally connected with an adjusting screw through threads. According to the utility model, the rotating device is arranged in the fixing plate, when the part is clamped and fixed and one end is machined, the other end of the part is machined without being clamped again, and the rotation of the part can be realized only through the rotating device, so that other surfaces are machined, and the lifting device is also arranged in the fixing plate, so that the height can be freely adjusted according to the size of the part, and the production efficiency is improved.

Description

Clamping tool

Technical Field

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

Background

The automobile parts are the basis of automobile bodies, namely the basis of all parts, then engines, gearboxes, suspensions, front and rear auxiliary frames, transmission shafts and the like, the automobile parts are the basis of the automobile industry, and with the improvement of the living standard of people, the automobile demands are more and more vigorous, and the market of the automobile parts is also becoming larger and larger. In the production of automotive parts, it is often necessary to clamp the automotive parts before machining them.

For example, chinese patent publication No. CN218194778U discloses a part processing fixture, which comprises a base, an air cylinder and a clamping block, a round rod is fixedly connected to the base, the round rod is rotationally connected with a through hole formed in a clamping wheel, a plurality of groups of clamping grooves are formed in the clamping wheel, a clamping hole is formed in the outer wall of the clamping wheel, a bent rod with the end part extending into the clamping hole is slidably connected to the base, and a limiting part for limiting the bent rod is arranged on the base.

However, in the above scheme, after the part is clamped and fixed, the part needs to be machined in multiple surfaces during machining, the part needs to be taken down after one surface is machined, the part is clamped again in the replacement direction for machining, the operation is complex, and the convenience is low.

Disclosure of Invention

The utility model provides a clamping tool for solving the problems in the background art.

In order to achieve the above purpose, the present utility model adopts the following technical scheme:

the utility model provides a centre gripping frock, includes the bottom plate, the top be connected with two through elevating gear, the lateral wall runs through in the middle of the fixed plate and rotates and be connected with the spliced pole, the spliced pole is cylindric setting, the outer lane fixedly connected with rotor ring of spliced pole, the ring channel has been seted up in the fixed plate, rotor ring rotates to be connected in the ring channel, every the lateral wall on be equipped with positioner, every rotor column internal thread connection has adjusting screw, adjusting screw one end fixedly connected with handle, the adjusting screw other end fixedly connected with clamp splice.

As a further improvement scheme of the technical scheme: the lifting device comprises four support columns, the four support columns are fixedly connected to the top side wall of a bottom plate, each fixing plate is slidably connected to two support columns, two vertical through installation holes are formed in the top side wall of the fixing plate, two support columns penetrate through the sliding connection holes, thread grooves are formed in the two side walls of the fixing plate, each thread groove is communicated with the corresponding installation hole, and positioning screws are connected to the thread grooves in a threaded mode.

As a further improvement scheme of the technical scheme: the locating device comprises a plurality of locating holes, the locating holes are formed in the side wall of the sliding ring, locating grooves are formed in the side wall of each fixing plate, the locating grooves are communicated with the annular grooves, locating pins are connected in the locating grooves in a penetrating mode, one ends of the locating pins penetrate through the locating grooves to extend into the annular grooves and are located in one of the locating holes, springs are sleeved on the locating pins, and two ends of each spring are fixedly connected to the locating pins and the side wall of each fixing plate respectively.

As a further improvement scheme of the technical scheme: the positioning holes are formed in the side wall of the sliding ring in a ring-shaped array.

As a further improvement scheme of the technical scheme: the side wall is provided with anti-skid patterns.

As a further improvement scheme of the technical scheme: and the side wall of the clamping block is fixedly connected with a rubber pad.

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

the device is equipped with rotating device in the fixed plate, and when the part was fixed by the centre gripping and one end processing was accomplished, need not take off the part and carry out the processing other end of centre gripping again, only need just can realize the part rotation through rotating device to process other face, still be equipped with elevating gear in the fixed plate, can be according to part size free height-adjusting, thereby improve production efficiency.

The foregoing description is only an overview of the present utility model, and is intended to provide a better understanding of the present utility model, as it is embodied in the following description, with reference to the preferred embodiments of the present utility model and the accompanying drawings. Specific embodiments of the present utility model are given in detail by the following examples and the accompanying drawings.

Drawings

The accompanying drawings, which are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate embodiments of the utility model and together with the description serve to explain the utility model and do not constitute a limitation on the utility model. In the drawings:

fig. 1 is a schematic top view cross-sectional structure of a clamping tool according to the present utility model.

Fig. 2 is a schematic top view of a clamping tool according to the present utility model.

Fig. 3 is a schematic front view of a clamping tool according to the present utility model.

Fig. 4 is a schematic diagram of a front cross-sectional structure of a clamping tool according to the present utility model.

Fig. 5 is a schematic view of a partial enlarged structure of a in fig. 1.

In the drawings, the list of components represented by the various numbers is as follows:

1. a bottom plate; 2. a fixing plate; 3. a positioning pin; 4. rotating the column; 5. adjusting a screw; 6. clamping blocks; 7. a rubber pad; 8. a mounting hole; 9. a rotating ring; 10. a support column; 11. a handle; 12. a thread groove; 13. an annular groove; 14. positioning a screw; 15. positioning holes; 16. a spring; 17. and a positioning groove.

Detailed Description

The principles and features of the present utility model are described below with reference to the drawings, the examples are illustrated for the purpose of illustrating the utility model and are not to be construed as limiting the scope of the utility model. The utility model is more particularly described by way of example in the following paragraphs with reference to the drawings. Advantages and features of the utility model will become more apparent from the following description and from the claims. It should be noted that the drawings are in a very simplified form and are all to a non-precise scale, merely for convenience and clarity in aiding in the description of embodiments of the utility model.

It will be understood that when an element is referred to as being "fixed to" another element, it can be directly on the other element or intervening elements may also be present. When a component is considered to be "connected" to another component, it can be directly connected to the other component or intervening components may also be present. When an element is referred to as being "disposed on" another element, it can be directly on the other element or intervening elements may also be present. The terms "vertical," "horizontal," "left," "right," and the like are used herein for illustrative purposes only.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this utility model belongs. The terminology used herein in the description of the utility model is for the purpose of describing particular embodiments only and is not intended to be limiting of the utility model. The term "and/or" as used herein includes any and all combinations of one or more of the associated listed items.

Referring to fig. 1 to 5, in an embodiment of the present utility model, a clamping tool includes a base plate 1, the top of the base plate 1 is connected with two fixing plates 2 through a lifting device, the middle side wall of the fixing plate 2 is penetrated and rotatably connected with a rotating column 4, the rotating column 4 is in a cylindrical shape, an outer ring of the rotating column 4 is fixedly connected with a rotating ring 9, an annular groove 13 is formed in the fixing plate 2, the rotating ring 9 is rotatably connected in the annular groove 13, a positioning device is arranged on each side wall, an adjusting screw 5 is connected with an internal thread of each rotating column 4, one end of the adjusting screw 5 is fixedly connected with a handle 11, the other end of the adjusting screw 5 is fixedly connected with a clamping block 6, when other surfaces of a part need to be machined, two positioning pins 3 need to be pulled out in directions deviating from the fixing plate 2 at the same time, so that the two positioning pins do not lie in the positioning holes 15, the rotating ring 9 is rotated, the adjusting screw 5 and the clamping block 6 are driven by the rotating ring 9 to rotate to a surface to be machined, the positioning pins 3 are inserted, and the positioning pins 3 are provided with springs 16, which can be helpful to be inserted into the positioning pins 3, so that the positioning pins 3 can be machined in the positioning holes 15, and the surfaces need to be machined.

Referring to fig. 1-4, the lifting device includes four support columns 10, the four support columns 10 are fixedly connected to the top side wall of the bottom plate 1, each fixing plate 2 is slidably connected to the two support columns 10, two mounting holes 8 vertically penetrating are formed in the top side wall of each fixing plate 2, the two support columns 10 penetrate through and are slidably connected in the mounting holes 8, thread grooves 12 are formed in two side walls of each fixing plate 2, each thread groove 12 is communicated with the corresponding mounting hole 8, positioning screws 14 are connected in each thread groove 12 in a threaded manner, and when a part needs to be machined, the clamping fixture only needs to place the part between the two clamping blocks 6, and then the handle 11 is rotated to drive the adjusting screws 5 to rotate, so that the two clamping blocks 6 are slowly close to each other to clamp the part.

Referring to fig. 4-5, the positioning device includes a plurality of positioning holes 15, the plurality of positioning holes 15 are formed on the side wall of the rotating ring 9, a positioning groove 17 is formed on the side wall of each fixing plate 2, the positioning groove 17 is communicated with the annular groove 13, a positioning pin 3 is connected in the positioning groove 17 in a penetrating manner, one end of the positioning pin 3 passes through the positioning groove 17 to extend into the annular groove 13 and is positioned in one of the positioning holes 15, a spring 16 is sleeved on the positioning pin 3, two ends of the spring 16 are respectively fixedly connected on the positioning pin 3 and the side wall of the fixing plate 2, when other surfaces of a part need to be machined, the two positioning pins 3 need to be pulled out in the direction away from the fixing plate 2 at the same time, so that the positioning pins are not in the positioning holes 15, the rotating ring 9 is rotated, the adjusting screw 5 and the clamping block 6 are driven by the rotating ring 9, the positioning pin 3 is inserted, the spring 16 is helpful for inserting the positioning pin 3, and the surface needing to be machined can be started.

Referring to fig. 4, a plurality of positioning holes 15 are formed in an annular array on the side wall of the rotating ring 9.

Referring to fig. 1-2, anti-skid patterns are arranged on the side wall of the handle 11, and the anti-skid patterns can more effectively adjust the handle 11 to drive the adjusting screw rod, so that the adjusting process is more stable.

Referring to fig. 1-2, a rubber pad 7 is fixedly connected to the side wall of the clamping block 6, and the rubber pad 7 can effectively protect the parts from damage in the process of clamping the parts.

The working principle of the utility model is as follows: when a part is required to be machined, the part is only required to be placed between the two clamping blocks 6, then the handle 11 is rotated to drive the adjusting screw 5 to rotate, the two clamping blocks 6 are slowly close to each other, the part is clamped, when one end is machined, the other end face is required to be machined, the two positioning pins 3 are required to be pulled out in the direction deviating from the fixed plate 2, the positioning pins are not in the positioning holes 15, the rotating ring 9 is rotated, the adjusting screw 5 and the clamping blocks 6 are driven by the rotating ring 9 to rotate to the face to be machined, the positioning pins 3 are inserted, the positioning pins 3 are provided with springs 16, the face to be machined can be helped to be inserted into the positioning pins 3, the positioning pins 3 are positioned in the positioning holes 15, machining of the face to be machined can be started, if the height of the clamping blocks 6 is required to be adjusted, the two positioning screws 14 are required to be screwed out simultaneously, the two positioning pins 14 are required to deviate from the support column 10, the fixed plate 2 can be adjusted up and down through the support column 10, the fixed plate 2 is adjusted to the required height, the positioning screws 14 are required to be screwed to be tightly against the support column 10, and the fixed plate 10 is fixed.

The above description is only of the preferred embodiments of the present utility model, and is not intended to limit the present utility model in any way; those skilled in the art will readily appreciate that the present utility model may be implemented as shown in the drawings and described above; however, those skilled in the art will appreciate that many modifications, adaptations, and variations of the present utility model are possible in light of the above teachings without departing from the scope of the utility model; meanwhile, any equivalent changes, modifications and evolution of the above embodiments according to the essential technology of the present utility model still fall within the scope of the present utility model.

Claims (6)

1. The utility model provides a centre gripping frock, includes bottom plate (1), its characterized in that, the top of bottom plate (1) is connected with two fixed plates (2) through elevating gear, the lateral wall runs through and rotates and be connected with rotation post (4) in the middle of fixed plate (2), rotation post (4) are cylindric setting, the outer lane fixedly connected with rotation ring (9) of rotation post (4), annular channel (13) have been seted up in fixed plate (2), rotation ring (9) rotate and connect in annular channel (13), every be equipped with positioner on the lateral wall of rotation ring (9), every rotation post (4) internal thread connection has adjusting screw (5), adjusting screw (5) one end fixedly connected with handle (11), adjusting screw (5) other end fixedly connected with clamp splice (6).

2. The clamping tool according to claim 1, wherein the lifting device comprises four support columns (10), the four support columns (10) are fixedly connected to the top side wall of the bottom plate (1), each fixing plate (2) is slidably connected to two support columns (10), two vertically penetrating mounting holes (8) are formed in the top side wall of each fixing plate (2), the two support columns (10) penetrate through and are slidably connected to the mounting holes (8), threaded grooves (12) are formed in the two side walls of each fixing plate (2), each threaded groove (12) is communicated with the corresponding mounting hole (8), and positioning screws (14) are connected to the inner threads of each threaded groove (12).

3. The clamping tool according to claim 1, wherein the positioning device comprises a plurality of positioning holes (15), the positioning holes (15) are formed in the side wall of the rotating ring (9), positioning grooves (17) are formed in the side wall of each fixing plate (2), the positioning grooves (17) are communicated with the annular grooves (13), positioning pins (3) are connected in the positioning grooves (17) in a penetrating manner, one ends of the positioning pins (3) penetrate through the positioning grooves (17) to extend into the annular grooves (13) and are located in one of the positioning holes (15), springs (16) are sleeved on the positioning pins (3), and two ends of each spring (16) are fixedly connected to the side walls of the positioning pins (3) and the fixing plates (2).

4. A clamping fixture according to claim 3, wherein a plurality of said positioning holes (15) are formed in an annular array on the side wall of the rotating ring (9).

5. Clamping fixture according to claim 1, characterized in that the side wall of the handle (11) is provided with anti-slip patterns.

6. The clamping tool according to claim 1, wherein a rubber pad (7) is fixedly connected to the side wall of the clamping block (6).