CN210081554U - Steel pipe clamping device - Google Patents

Abstract

The steel pipe clamping device comprises a supporting frame, a clamping assembly and a manual adjusting assembly. The supporting frame comprises a base, a supporting rod, a transverse plate, a guide rod and a clamping assembly supporting rod; the clamping assembly comprises a trapezoidal plate, a vertical rod, a swinging rod, a roller, a sleeve with a cross rod, a motor, a first belt pulley, a second belt pulley, a third belt pulley, a guide belt pulley, a belt and a roller; the manual adjusting assembly comprises an L-shaped rod, a handle with a threaded rod, a shaft sleeve, a clamping nut, a U-shaped rod and a mounting hole. The clamping assembly is fixed on the clamping assembly supporting rod, the sleeve is sleeved on the guide rod of the supporting frame, and the mounting hole of the manual adjusting assembly and the connecting hole of the clamping assembly are fixed through a screw. Make roller and steel pipe lateral wall hug closely the tight location of clamp who realizes the steel pipe through handle, U type pole, sleeve and swinging arms during the use, starter motor passes through the belt and drives belt pulley and roller and make the steel pipe at the arc wall internal rotation, has effectively solved the major diameter steel pipe and has added the problem of inaccurate and rotatory difficulty in location man-hour, has improved machining efficiency.

Description

Steel pipe clamping device

technical field

The utility model relates to the field of machining, in particular to a steel pipe clamping device.

Background technique

With the rapid development of modern industry, machines are highly automated and intelligent. Automatic quick clamping comes into being under such a requirement, and is widely used in various automatic or semi-automatic equipment. The existing methods for quick clamping of steel pipes mostly use clamps to clamp manually. However, this clamp without exception uses a manual wrench to operate a three-jaw chuck to clamp the product. This clamping method is efficient. It is low, and when the steel pipe needs to be rotated, the position of the wrench and the three-jaw chuck needs to be changed, and it is laborious to manually rotate the steel pipe, especially the heavier steel pipe with large diameter, because its weight cannot easily rotate the steel pipe back and forth in the fixture. It seriously affects the work progress, so a high-efficiency steel pipe clamping device that is convenient to rotate is urgently needed.

SUMMARY OF THE INVENTION

The purpose of this utility model is to overcome the above-mentioned deficiencies of the prior art and provide a steel pipe clamping device, which realizes the clamping positioning and rotating processing of the steel pipe through the clamping component and the manual adjustment component, which effectively improves the processing efficiency and reduces the The amount of labor performed by workers during processing.

The technical scheme of the utility model is: a steel pipe clamping device, comprising a support frame, a clamping component and a manual adjustment component;

The support frame includes a base, a strut, a transverse plate, a guide rod and a clamp assembly strut;

The number of the struts is four, the bottom ends of the struts are symmetrically fixed on the base, the horizontal plate is fixedly arranged on the top of the four struts, and the horizontal plate is provided with through holes; the number of guide rods is two, The bottom ends of the guide rods are symmetrically and fixedly arranged on the horizontal plate, the top ends of the guide rods are respectively provided with limit blocks, the number of the clamping component support rods is four, and the bottom ends of the clamping component support rods are symmetrically fixed on the horizontal plate superior;

The clamping assembly includes a trapezoidal plate, a vertical rod, a swing rod, a roller, a sleeve with a cross bar, a motor, a first pulley, a second pulley, a third pulley, a guide pulley, a belt and a roller;

The number of the vertical rod, the swing rod, the roller, the sleeve and the roller is two; the cross section of the trapezoid plate is an isosceles trapezoid, and an arc groove is arranged at the center of the top surface, and the trapezoid on both sides is A mounting groove and a mounting shaft hole are respectively provided on the top surface of the plate, and a pulley mounting hole is provided on the bottom opposite to the arc-shaped groove; the top of the swing rod is provided with a sliding rod; There are chute and connecting hole respectively;

The bottom ends of the two vertical rods are fixed on the inclined surfaces on both sides of the trapezoidal plate, the top ends of the vertical rods are hinged with the bottom ends of the two swing rods respectively, and the sliding rods of the swing rods are respectively installed in the sliding grooves on the sleeve, so that the swing rods are As the sliding rod slides in the chute and moves, the opposite sides of the two swing rods are respectively symmetrically fixed with rollers;

The motor is fixedly installed at the center of the bottom surface of the trapezoidal plate, the output shaft of the motor is fixed with the first pulley, the second pulley and the third belt are respectively installed in the installation shaft holes on the top surface of the trapezoidal plate, and the guide pulley is fixedly installed on the trapezoidal plate. In the pulley installation hole, the first pulley, the second pulley, the third pulley and the guide pulley are connected by belt drive, the two rollers are fixedly installed in the installation groove on the top surface of the trapezoidal plate, and the rotating shafts of the rollers respectively penetrate the installation shaft The holes fix the second pulley and the third pulley;

The manual adjustment assembly includes an L-shaped rod, a handle with a threaded rod, a shaft sleeve, a tightening nut, an internal threaded barrel, a U-shaped rod and a mounting hole;

The number of the L-shaped rods is two, one end of the two L-shaped rods is fixedly installed on the base respectively, and the other end is fixedly connected through the shaft sleeve. It is threadedly connected with the inner thread barrel through the shaft sleeve and the tightening nut, the inner thread barrel is fixedly installed on the bottom of the U-shaped rod, and the two ends of the U-shaped rod are respectively provided with installation holes;

The trapezoidal plate of the clamping assembly is fixedly installed on the top end of the support rod of the clamping assembly, the two sleeves are respectively sleeved on the guide rod of the support frame, the U-shaped rod of the manual adjustment assembly passes through the through hole on the cross plate, the U The mounting hole on the profile rod and the connecting hole of the clamping assembly are fixed by screws.

The further technical scheme of the utility model is: the base and the support rod, the support rod and the horizontal plate, the horizontal plate and the guide rod, the trapezoidal plate and the clamping component support rod, the trapezoidal plate and the vertical rod, the L-shaped rod and the base and the inner Both the threaded barrel and the U-shaped rod are fixedly connected by welding.

Compared with the prior art, the utility model has the following characteristics:

Through the arrangement of two rollers and two rollers, the device of the utility model can not only effectively achieve the purpose of clamping and positioning the steel pipe, but also can effectively achieve the purpose of rotating the steel pipe during the clamping and positioning period when the motor is started. , which is beneficial to the rotary processing of the steel pipe, effectively solves the problem that the large-diameter steel pipe is difficult to rotate during processing, effectively saves the labor of the workers, and improves the work efficiency.

The detailed structure of the present utility model will be further described below with reference to the accompanying drawings and specific embodiments.

Description of drawings

Fig. 1 is the structural representation of the utility model;

Fig. 2 is the structural representation of support frame;

3 is a schematic structural diagram of a clamping assembly;

4 is a schematic structural diagram of a trapezoidal plate;

5 is a schematic top view of a trapezoidal plate;

6 is a schematic structural diagram of a manual adjustment assembly;

FIG. 7 is a schematic diagram of the use state of the present invention.

Detailed ways

Embodiment 1, as shown in FIGS. 1-6 , a steel pipe clamping device includes a support frame 1 , a clamping assembly 2 and a manual adjustment assembly 3 .

The support frame 1 includes a base 1-1, a support rod 1-2, a horizontal plate 1-3, a guide rod 1-4 and a clamping assembly support rod 1-5; the number of the support rods 1-2 is four , the bottom end of the strut 1-2 is symmetrically fixed on the base 1-1, the horizontal plate 1-3 is fixed on the top of the four struts 1-2, and the horizontal plate 1-3 is provided with through holes 1-3 -1; the number of guide rods 1-4 is two, the bottom ends of the guide rods 1-4 are symmetrically fixed on the horizontal plate 1-3, and the top ends of the guide rods 1-4 are respectively provided with limit blocks 1-4-1 , the number of the clamping assembly support rods 1-5 is four, and the bottom ends of the clamping assembly support rods 1-5 are symmetrically and fixedly arranged on the horizontal plate 1-3.

The clamping assembly 2 includes a trapezoidal plate 2-1, a vertical rod 2-2, a swing rod 2-3, a roller 2-4, a sleeve with a horizontal rod 2-5, a motor 2-6, and a first pulley 2 -7, the second pulley 2-8, the third pulley 2-9, the guide pulley 2-10, the belt 2-11 and the roller 2-12;

The number of the vertical rod 2-2, the swing rod 2-3, the roller 2-4, the sleeve 2-5 and the roller 2-12 is two;

The cross-section of the trapezoidal plate 2-1 is an isosceles trapezoid, an arc-shaped groove 2-1-1 is arranged at the center of the top surface, and mounting grooves 2-1-2 and 2-1-2 are respectively provided on the top surfaces of the trapezoidal plates on both sides. Mounting shaft hole 2-1-3, the bottom of which is opposite to arc groove 2-1-1 is provided with pulley mounting hole 2-1-4;

A sliding rod 2-3-1 is provided on the top of the swing rod 2-3;

The cross bar of the sleeve 2-5 is respectively provided with a chute 2-5-1 and a connecting hole 2-5-2;

The bottom ends of the two vertical rods 2-2 are fixed on the inclined surfaces on both sides of the trapezoidal plate 2-1, and the top ends of the vertical rods 2-2 are hinged with the bottom ends of the two swing rods 2-3 respectively. 2-3-1 are respectively installed in the chute 2-5-1 on the sleeve 2-5, so that the swing rod 2-3 slides in the chute 2-5-1 with the sliding rod 2-3-1. Moving, the opposite sides of the two swing rods 2-3 are respectively symmetrically and fixedly installed with rollers 2-4;

The motor 2-6 is fixedly installed at the center of the bottom surface of the trapezoidal plate 2-1, the output shaft of the motor 2-6 is fixed with the first pulley 2-7, the second pulley 2-8 and the third pulley 2-9 are respectively installed on the trapezoid. In the installation shaft hole 2-1-3 on the top surface of the plate, the guide pulley 2-10 is fixedly installed in the pulley installation hole 2-1-4 of the trapezoidal plate 2-1, the first pulley 2-7, the second pulley 2 -8. The third pulley 2-9 and the guide pulley 2-10 are connected by the belt 2-11. The two rollers 2-12 are fixedly installed in the installation grooves 2-1-2 on the top surface of the trapezoidal plate. The rotating shafts of 2-12 respectively penetrate the mounting shaft holes 2-1-3 to fix the second pulley 2-8 and the third pulley 2-9.

The manual adjustment assembly 3 includes an L-shaped rod 3-1, a handle 3-2 with a threaded rod, a shaft sleeve 3-3, a tightening nut 3-4, an internal threaded barrel 3-5, a U-shaped rod 3-6 and Mounting holes 3-7;

The number of the L-shaped rods 3-1 is two, one end of the two L-shaped rods 3-1 is fixedly installed on the base 1-1, and the other ends of the two L-shaped rods 3-1 pass through the shaft sleeve 3-3 Fixed connection, handle 3-2 with threaded rod with the handle end facing down and the threaded rod end facing up, passing through the shaft sleeve 3-3 and the threaded nut 3-4 to be threadedly connected to the female threaded barrel 3-5, the female threaded barrel is threadedly connected 3-5 is fixedly installed on the bottom of the U-shaped rod 3-6, and two ends of the U-shaped rod 3-6 are respectively provided with installation holes 3-7.

The trapezoidal plate 2-1 of the clamping assembly 2 is fixedly installed on the top of the support rod 1-5 of the clamping assembly, and the two sleeves 2-5 are respectively sleeved on the guide rods 1-4 of the support frame 1, and the assembly is adjusted manually. The U-shaped rods 3-6 of 3 pass through the through holes 1-3-1 on the horizontal plate 1-3, and the mounting holes 3-7 on the U-shaped rods 3-6 are respectively connected with the connecting holes 2-5 of the clamping assembly 2 -2 is fixed by screws, and the sleeve 2-5 slides between the limit block 1-4-1 and the horizontal plate 1-3 under the action of the handle 3-2; thereby adjusting the upper roller 2 of the swing rod 2-3 -4 position.

The base 1-1 and the support rod 1-2, the support rod 1-2 and the horizontal plate 1-3, the horizontal plate 1-3 and the guide rod 1-4, the trapezoidal plate 2-1 and the clamping assembly support rod 1- 5. The trapezoidal plate 2-1 and the vertical rod 2-2, the L-shaped rod 3-1 and the base 1-1, and the internal thread cylinder 3-5 and the U-shaped rod 3-6 are all connected by welding.

When the utility model is in use: as shown in Figure 7, the steel pipe 4 to be clamped and fixed is first placed in the arc groove 2-1-1 on the trapezoidal plate 2-1, and the steel pipe 4 is connected to the arc groove 2-1. The two rollers 2-12 on both sides of -1 fit together; then the operator operates the handle 3-2 to drive the female threaded barrel 3-5 to move down, and the U-shaped rod 3-6 follows the female threaded barrel 3-5 to move down , so that the sleeve 2-5 moves down along the guide rod 1-4. When the sleeve 2-5 moves down, the sliding rod 2-3-1 in the upper chute 2-5-1 moves along the chute 2 -5-1 Move to make the swing rod 2-3 approach the direction of the steel pipe 4 until the rollers 2-4 on the two swing rods 2-3 are in close contact with the wall surface of the steel pipe 4 respectively, and finally stop operating the handle 3- 2, that is, the clamping and positioning of the steel pipe 4 is completed.

When it is necessary to rotate the steel pipe 4 to be clamped and positioned, first start the motor 2-6, and the motor 2-6 drives the first pulley 2-7, the second pulley 2-8, the third pulley 2-9 and the belt 2-11 through the belt 2-11 The guide pulley 2-10 rotates, so that the roller 2-12 fixedly connected with the second pulley 2-8 and the third pulley 2-9 rotates, and the two rollers 2-12 drive the steel pipe 4 in the arc groove during the rotation process. 2-1-1 inner rotation, that is, the rotation of the clamping and positioning steel pipe 4 is completed.

The device of the utility model is suitable for the clamping and positioning work of large-diameter steel pipes, and due to the arrangement of the motor, the problem that the large-diameter steel pipes are difficult to rotate during processing is effectively solved, the labor of workers is effectively saved, and the work efficiency is improved .

Claims (2)

1. Steel pipe clamping device, characterized by: comprises a supporting frame, a clamping component and a manual adjusting component;

the supporting frame comprises a base, a supporting rod, a transverse plate, a guide rod and a clamping assembly supporting rod;

the number of the supporting rods is four, the bottom ends of the supporting rods are symmetrically and fixedly arranged on the base, the transverse plates are fixedly arranged at the top ends of the four supporting rods, and through holes are formed in the transverse plates; the number of the guide rods is two, the bottom ends of the guide rods are symmetrically and fixedly arranged on the transverse plate, the top ends of the guide rods are respectively provided with a limiting block, the number of the clamping assembly supporting rods is four, and the bottom ends of the clamping assembly supporting rods are symmetrically and fixedly arranged on the transverse plate;

the clamping assembly comprises a trapezoidal plate, a vertical rod, a swinging rod, a roller, a sleeve with a cross rod, a motor, a first belt pulley, a second belt pulley, a third belt pulley, a guide belt pulley, a belt and a roller;

the number of the vertical rods, the oscillating rods, the rollers, the sleeves and the rollers is two; the cross section of the trapezoidal plate is isosceles trapezoid, the center of the top surface of the trapezoidal plate is provided with an arc-shaped groove, the top surfaces of the trapezoidal plates at two sides are respectively provided with a mounting groove and a mounting shaft hole, and the bottom of the trapezoidal plate, which is opposite to the arc-shaped groove, is provided with a belt pulley mounting hole; the top ends of the swing rods are provided with sliding rods; the cross rod of the sleeve is respectively provided with a sliding chute and a connecting hole;

the bottom ends of the two vertical rods are fixed on the inclined planes on the two sides of the trapezoidal plate, the top ends of the vertical rods are respectively hinged with the bottom ends of the two swinging rods, the sliding rods of the swinging rods are respectively arranged in the sliding grooves on the sleeve, so that the swinging rods move along with the sliding of the sliding rods in the sliding grooves, and the opposite side surfaces of the two swinging rods are respectively and symmetrically and fixedly provided with rollers;

the motor is fixedly arranged at the center of the bottom surface of the trapezoidal plate, a first belt pulley is fixedly arranged on an output shaft of the motor, a second belt pulley and a third belt are respectively arranged in an installation shaft hole on the top surface of the trapezoidal plate, the guide belt pulley is fixedly arranged in a belt pulley installation hole of the trapezoidal plate, the first belt pulley, the second belt pulley, the third belt pulley and the guide belt pulley are connected through belt transmission, the two rollers are fixedly arranged in the installation grooves on the top surface of the trapezoidal plate, and rotating shafts of the rollers respectively penetrate through the installation shaft holes to fix the second belt pulley and the third belt pulley;

the manual adjusting assembly comprises an L-shaped rod, a handle with a threaded rod, a shaft sleeve, a clamping nut, an internal thread cylinder, a U-shaped rod and a mounting hole;

the number of the L-shaped rods is two, one ends of the two L-shaped rods are fixedly arranged on the base respectively, the other ends of the two L-shaped rods are fixedly connected through the shaft sleeve, the handle end of the handle with the threaded rod faces downwards, the end of the threaded rod faces upwards, penetrates through the shaft sleeve and the tightening nut and is in threaded connection with the internal thread cylinder, the internal thread cylinder is fixedly arranged at the bottom of the U-shaped rod, and mounting holes are formed in two ends of the U-shaped rod respectively;

the trapezoidal plate of the clamping assembly is fixedly arranged at the top end of the supporting rod of the clamping assembly, the two sleeves are respectively sleeved on the guide rods of the supporting frame, the U-shaped rod of the manual adjusting assembly penetrates through the through hole in the transverse plate, and the mounting hole in the U-shaped rod and the connecting hole of the clamping assembly are fixed through screws.

2. A steel pipe clamping apparatus as defined in claim 1, wherein: the base and the supporting rod, the supporting rod and the transverse plate, the transverse plate and the guide rod, the trapezoidal plate and the clamping assembly supporting rod, the trapezoidal plate and the vertical rod, the L-shaped rod and the base, and the internal thread cylinder and the U-shaped rod are all fixedly connected by welding.

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